* [misc]progress:  [Phase 1 of 3] Setting up.
* * * [misc]progress:  [1/2] Preparing points
* * * [misc]progress:  [2/2] Setting up program.
* [enter]simplify:  Simplifying (/ (- (* b c) (* a d)) (+ (sqr c) (sqr d)))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (19 enodes)
* * [misc]simplify:  iters left: 4 (29 enodes)
* * [misc]simplify:  iters left: 3 (37 enodes)
* * [misc]simplify:  iters left: 2 (41 enodes)
* [exit]simplify:  Simplified to (/ (- (* c b) (* d a)) (fma d d (* c c)))
* [misc]progress:  [Phase 2 of 3] Improving.
* * [misc]progress:  iteration 1 / 3
* * * [misc]progress:  picking best candidate
* * * * [misc]pick:  Picked  #<alt-event (λ (a b c d) (/ (- (* b c) (* a d)) (+ (sqr c) (sqr d))))>
* * * [misc]progress:  localizing error
* * * [misc]progress:  generating series expansions
* * * * [misc]progress:  [ 1 / 3 ] generating series at (2)
* [misc]approximate:  Taking taylor expansion of (/ (- (* b c) (* a d)) (+ (sqr c) (sqr d))) in (b c a d) around 0
* [misc]taylor:  Taking taylor expansion of (/ (- (* b c) (* a d)) (+ (sqr c) (sqr d))) in d
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in d
* [misc]taylor:  Taking taylor expansion of (* b c) in d
* [misc]taylor:  Taking taylor expansion of b in d
* [misc]backup-simplify:  Simplify b into b
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (* a d) in d
* [misc]taylor:  Taking taylor expansion of a in d
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (+ (sqr c) (sqr d)) in d
* [misc]taylor:  Taking taylor expansion of (sqr c) in d
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (sqr d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* b c) into (* b c)
* [misc]backup-simplify:  Simplify (* a 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ (* b c) 0) into (* b c)
* [misc]backup-simplify:  Simplify (* c c) into (sqr c)
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (sqr c) 0) into (sqr c)
* [misc]backup-simplify:  Simplify (/ (* b c) (sqr c)) into (/ b c)
* [misc]taylor:  Taking taylor expansion of (/ (- (* b c) (* a d)) (+ (sqr c) (sqr d))) in a
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in a
* [misc]taylor:  Taking taylor expansion of (* b c) in a
* [misc]taylor:  Taking taylor expansion of b in a
* [misc]backup-simplify:  Simplify b into b
* [misc]taylor:  Taking taylor expansion of c in a
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (* a d) in a
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (+ (sqr c) (sqr d)) in a
* [misc]taylor:  Taking taylor expansion of (sqr c) in a
* [misc]taylor:  Taking taylor expansion of c in a
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (sqr d) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (* b c) into (* b c)
* [misc]backup-simplify:  Simplify (* 0 d) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ (* b c) 0) into (* b c)
* [misc]backup-simplify:  Simplify (* c c) into (sqr c)
* [misc]backup-simplify:  Simplify (* d d) into (sqr d)
* [misc]backup-simplify:  Simplify (+ (sqr c) (sqr d)) into (+ (sqr d) (sqr c))
* [misc]backup-simplify:  Simplify (/ (* b c) (+ (sqr d) (sqr c))) into (/ (* b c) (+ (sqr d) (sqr c)))
* [misc]taylor:  Taking taylor expansion of (/ (- (* b c) (* a d)) (+ (sqr c) (sqr d))) in c
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in c
* [misc]taylor:  Taking taylor expansion of (* b c) in c
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (* a d) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (+ (sqr c) (sqr d)) in c
* [misc]taylor:  Taking taylor expansion of (sqr c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (sqr d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (* b 0) into 0
* [misc]backup-simplify:  Simplify (* a d) into (* d a)
* [misc]backup-simplify:  Simplify (- (* d a)) into (- (* d a))
* [misc]backup-simplify:  Simplify (+ 0 (- (* d a))) into (- (* d a))
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (* d d) into (sqr d)
* [misc]backup-simplify:  Simplify (+ 0 (sqr d)) into (sqr d)
* [misc]backup-simplify:  Simplify (/ (- (* d a)) (sqr d)) into (* -1 (/ a d))
* [misc]taylor:  Taking taylor expansion of (/ (- (* b c) (* a d)) (+ (sqr c) (sqr d))) in b
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in b
* [misc]taylor:  Taking taylor expansion of (* b c) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (* a d) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (+ (sqr c) (sqr d)) in b
* [misc]taylor:  Taking taylor expansion of (sqr c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (sqr d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (* 0 c) into 0
* [misc]backup-simplify:  Simplify (* a d) into (* d a)
* [misc]backup-simplify:  Simplify (- (* d a)) into (- (* d a))
* [misc]backup-simplify:  Simplify (+ 0 (- (* d a))) into (- (* d a))
* [misc]backup-simplify:  Simplify (* c c) into (sqr c)
* [misc]backup-simplify:  Simplify (* d d) into (sqr d)
* [misc]backup-simplify:  Simplify (+ (sqr c) (sqr d)) into (+ (sqr d) (sqr c))
* [misc]backup-simplify:  Simplify (/ (- (* d a)) (+ (sqr d) (sqr c))) into (* -1 (/ (* d a) (+ (sqr d) (sqr c))))
* [misc]taylor:  Taking taylor expansion of (/ (- (* b c) (* a d)) (+ (sqr c) (sqr d))) in b
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in b
* [misc]taylor:  Taking taylor expansion of (* b c) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (* a d) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (+ (sqr c) (sqr d)) in b
* [misc]taylor:  Taking taylor expansion of (sqr c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (sqr d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (* 0 c) into 0
* [misc]backup-simplify:  Simplify (* a d) into (* d a)
* [misc]backup-simplify:  Simplify (- (* d a)) into (- (* d a))
* [misc]backup-simplify:  Simplify (+ 0 (- (* d a))) into (- (* d a))
* [misc]backup-simplify:  Simplify (* c c) into (sqr c)
* [misc]backup-simplify:  Simplify (* d d) into (sqr d)
* [misc]backup-simplify:  Simplify (+ (sqr c) (sqr d)) into (+ (sqr d) (sqr c))
* [misc]backup-simplify:  Simplify (/ (- (* d a)) (+ (sqr d) (sqr c))) into (* -1 (/ (* d a) (+ (sqr d) (sqr c))))
* [misc]taylor:  Taking taylor expansion of (* -1 (/ (* d a) (+ (sqr d) (sqr c)))) in c
* [misc]taylor:  Taking taylor expansion of -1 in c
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]taylor:  Taking taylor expansion of (/ (* d a) (+ (sqr d) (sqr c))) in c
* [misc]taylor:  Taking taylor expansion of (* d a) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of (+ (sqr d) (sqr c)) in c
* [misc]taylor:  Taking taylor expansion of (sqr d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (sqr c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* d a) into (* d a)
* [misc]backup-simplify:  Simplify (* d d) into (sqr d)
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (sqr d) 0) into (sqr d)
* [misc]backup-simplify:  Simplify (/ (* d a) (sqr d)) into (/ a d)
* [misc]backup-simplify:  Simplify (* -1 (/ a d)) into (* -1 (/ a d))
* [misc]taylor:  Taking taylor expansion of (* -1 (/ a d)) in a
* [misc]taylor:  Taking taylor expansion of -1 in a
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]taylor:  Taking taylor expansion of (/ a d) in a
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 c)) into c
* [misc]backup-simplify:  Simplify (+ (* a 0) (* 0 d)) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ c 0) into c
* [misc]backup-simplify:  Simplify (+ (* c 0) (* 0 c)) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 d)) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ c (+ (sqr d) (sqr c))) (+ (* (* -1 (/ (* d a) (+ (sqr d) (sqr c)))) (/ 0 (+ (sqr d) (sqr c)))))) into (/ c (+ (sqr d) (sqr c)))
* [misc]taylor:  Taking taylor expansion of (/ c (+ (sqr d) (sqr c))) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (+ (sqr d) (sqr c)) in c
* [misc]taylor:  Taking taylor expansion of (sqr d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (sqr c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* d d) into (sqr d)
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (sqr d) 0) into (sqr d)
* [misc]backup-simplify:  Simplify (/ 1 (sqr d)) into (/ 1 (sqr d))
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 a)) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 d)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (sqr d)) (+ (* (/ a d) (/ 0 (sqr d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (* 0 (/ a d))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (* -1 (/ 1 d)) into (/ -1 d)
* [misc]taylor:  Taking taylor expansion of (/ -1 d) in d
* [misc]taylor:  Taking taylor expansion of -1 in d
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ -1 1) into -1
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 c))) into 0
* [misc]backup-simplify:  Simplify (+ (* a 0) (+ (* 0 0) (* 0 d))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* c 0) (+ (* 0 0) (* 0 c))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (* 0 d))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (+ (sqr d) (sqr c))) (+ (* (* -1 (/ (* d a) (+ (sqr d) (sqr c)))) (/ 0 (+ (sqr d) (sqr c)))) (* (/ c (+ (sqr d) (sqr c))) (/ 0 (+ (sqr d) (sqr c)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr d)) in a
* [misc]taylor:  Taking taylor expansion of (sqr d) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (* d d) into (sqr d)
* [misc]backup-simplify:  Simplify (/ 1 (sqr d)) into (/ 1 (sqr d))
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr d)) in d
* [misc]taylor:  Taking taylor expansion of (sqr d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (* 0 a))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (* 0 d))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (- (/ 0 (sqr d)) (+ (* (/ a d) (/ 1 (sqr d))) (* 0 (/ 0 (sqr d))))) into (- (/ a (pow d 3)))
* [misc]backup-simplify:  Simplify (+ (* -1 (- (/ a (pow d 3)))) (+ (* 0 0) (* 0 (/ a d)))) into (/ a (pow d 3))
* [misc]taylor:  Taking taylor expansion of (/ a (pow d 3)) in a
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (pow d 3) in a
* [misc]taylor:  Taking taylor expansion of (exp (* 3 (log d))) in a
* [misc]taylor:  Taking taylor expansion of (* 3 (log d)) in a
* [misc]taylor:  Taking taylor expansion of 3 in a
* [misc]backup-simplify:  Simplify 3 into 3
* [misc]taylor:  Taking taylor expansion of (log d) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (log d) into (log d)
* [misc]backup-simplify:  Simplify (* 3 (log d)) into (* 3 (log d))
* [misc]backup-simplify:  Simplify (exp (* 3 (log d))) into (pow d 3)
* [misc]backup-simplify:  Simplify (/ 1 (pow d 3)) into (/ 1 (pow d 3))
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 d) (+ (* (/ 1 d) (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (* 0 (/ 1 d))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]approximate:  Taking taylor expansion of (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (+ (sqr (/ 1 c)) (sqr (/ 1 d)))) in (b c a d) around 0
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (+ (sqr (/ 1 c)) (sqr (/ 1 d)))) in d
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in d
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in d
* [misc]taylor:  Taking taylor expansion of b in d
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (/ 1 b) into (/ 1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in d
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in d
* [misc]taylor:  Taking taylor expansion of a in d
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (/ 1 a) into (/ 1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (+ (sqr (/ 1 c)) (sqr (/ 1 d))) in d
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 c)) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in d
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 d)) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (* (/ 1 a) 1) into (/ 1 a)
* [misc]backup-simplify:  Simplify (- (/ 1 a)) into (- (/ 1 a))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 a))) into (- (/ 1 a))
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (/ (- (/ 1 a)) 1) into (/ -1 a)
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (+ (sqr (/ 1 c)) (sqr (/ 1 d)))) in a
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in a
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in a
* [misc]taylor:  Taking taylor expansion of b in a
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (/ 1 b) into (/ 1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in a
* [misc]taylor:  Taking taylor expansion of c in a
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in a
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]taylor:  Taking taylor expansion of (+ (sqr (/ 1 c)) (sqr (/ 1 d))) in a
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 c)) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in a
* [misc]taylor:  Taking taylor expansion of c in a
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 d)) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]backup-simplify:  Simplify (* 1 (/ 1 d)) into (/ 1 d)
* [misc]backup-simplify:  Simplify (- (/ 1 d)) into (- (/ 1 d))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 d))) into (- (/ 1 d))
* [misc]backup-simplify:  Simplify (* (/ 1 c) (/ 1 c)) into (/ 1 (sqr c))
* [misc]backup-simplify:  Simplify (* (/ 1 d) (/ 1 d)) into (/ 1 (sqr d))
* [misc]backup-simplify:  Simplify (+ (/ 1 (sqr c)) (/ 1 (sqr d))) into (+ (/ 1 (sqr d)) (/ 1 (sqr c)))
* [misc]backup-simplify:  Simplify (/ (- (/ 1 d)) (+ (/ 1 (sqr d)) (/ 1 (sqr c)))) into (/ -1 (* d (+ (/ 1 (sqr d)) (/ 1 (sqr c)))))
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (+ (sqr (/ 1 c)) (sqr (/ 1 d)))) in c
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in c
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in c
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (/ 1 b) into (/ 1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (/ 1 a) into (/ 1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]taylor:  Taking taylor expansion of (+ (sqr (/ 1 c)) (sqr (/ 1 d))) in c
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 c)) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 d)) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]backup-simplify:  Simplify (* (/ 1 b) 1) into (/ 1 b)
* [misc]backup-simplify:  Simplify (+ (/ 1 b) 0) into (/ 1 b)
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (/ (/ 1 b) 1) into (/ 1 b)
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (+ (sqr (/ 1 c)) (sqr (/ 1 d)))) in b
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (/ 1 a) into (/ 1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]taylor:  Taking taylor expansion of (+ (sqr (/ 1 c)) (sqr (/ 1 d))) in b
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 c)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 d)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]backup-simplify:  Simplify (* 1 (/ 1 c)) into (/ 1 c)
* [misc]backup-simplify:  Simplify (+ (/ 1 c) 0) into (/ 1 c)
* [misc]backup-simplify:  Simplify (* (/ 1 c) (/ 1 c)) into (/ 1 (sqr c))
* [misc]backup-simplify:  Simplify (* (/ 1 d) (/ 1 d)) into (/ 1 (sqr d))
* [misc]backup-simplify:  Simplify (+ (/ 1 (sqr c)) (/ 1 (sqr d))) into (+ (/ 1 (sqr d)) (/ 1 (sqr c)))
* [misc]backup-simplify:  Simplify (/ (/ 1 c) (+ (/ 1 (sqr d)) (/ 1 (sqr c)))) into (/ 1 (* c (+ (/ 1 (sqr d)) (/ 1 (sqr c)))))
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (+ (sqr (/ 1 c)) (sqr (/ 1 d)))) in b
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (/ 1 a) into (/ 1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]taylor:  Taking taylor expansion of (+ (sqr (/ 1 c)) (sqr (/ 1 d))) in b
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 c)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 d)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]backup-simplify:  Simplify (* 1 (/ 1 c)) into (/ 1 c)
* [misc]backup-simplify:  Simplify (+ (/ 1 c) 0) into (/ 1 c)
* [misc]backup-simplify:  Simplify (* (/ 1 c) (/ 1 c)) into (/ 1 (sqr c))
* [misc]backup-simplify:  Simplify (* (/ 1 d) (/ 1 d)) into (/ 1 (sqr d))
* [misc]backup-simplify:  Simplify (+ (/ 1 (sqr c)) (/ 1 (sqr d))) into (+ (/ 1 (sqr d)) (/ 1 (sqr c)))
* [misc]backup-simplify:  Simplify (/ (/ 1 c) (+ (/ 1 (sqr d)) (/ 1 (sqr c)))) into (/ 1 (* c (+ (/ 1 (sqr d)) (/ 1 (sqr c)))))
* [misc]taylor:  Taking taylor expansion of (/ 1 (* c (+ (/ 1 (sqr d)) (/ 1 (sqr c))))) in c
* [misc]taylor:  Taking taylor expansion of (* c (+ (/ 1 (sqr d)) (/ 1 (sqr c)))) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 (sqr d)) (/ 1 (sqr c))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr d)) in c
* [misc]taylor:  Taking taylor expansion of (sqr d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (* d d) into (sqr d)
* [misc]backup-simplify:  Simplify (/ 1 (sqr d)) into (/ 1 (sqr d))
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr c)) in c
* [misc]taylor:  Taking taylor expansion of (sqr c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (* 0 1) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 1)) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of 1 in a
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 c) (/ 0 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 (/ 1 c))) into 0
* [misc]backup-simplify:  Simplify (* (/ 1 a) (/ 1 d)) into (/ 1 (* d a))
* [misc]backup-simplify:  Simplify (- (/ 1 (* d a))) into (- (/ 1 (* d a)))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 (* d a)))) into (- (/ 1 (* d a)))
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 c) (/ 0 c)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 c) 0) (* 0 (/ 1 c))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 d) 0) (* 0 (/ 1 d))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ (- (/ 1 (* d a))) (+ (/ 1 (sqr d)) (/ 1 (sqr c)))) (+ (* (/ 1 (* c (+ (/ 1 (sqr d)) (/ 1 (sqr c))))) (/ 0 (+ (/ 1 (sqr d)) (/ 1 (sqr c))))))) into (- (/ 1 (* d (* a (+ (/ 1 (sqr d)) (/ 1 (sqr c)))))))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* d (* a (+ (/ 1 (sqr d)) (/ 1 (sqr c))))))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d (* a (+ (/ 1 (sqr d)) (/ 1 (sqr c)))))) in c
* [misc]taylor:  Taking taylor expansion of (* d (* a (+ (/ 1 (sqr d)) (/ 1 (sqr c))))) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (* a (+ (/ 1 (sqr d)) (/ 1 (sqr c)))) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 (sqr d)) (/ 1 (sqr c))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr d)) in c
* [misc]taylor:  Taking taylor expansion of (sqr d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (* d d) into (sqr d)
* [misc]backup-simplify:  Simplify (/ 1 (sqr d)) into (/ 1 (sqr d))
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr c)) in c
* [misc]taylor:  Taking taylor expansion of (sqr c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (* a 1) into a
* [misc]backup-simplify:  Simplify (* d a) into (* d a)
* [misc]backup-simplify:  Simplify (/ 1 (* d a)) into (/ 1 (* d a))
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (/ 1 (sqr d)) 0) into (/ 1 (sqr d))
* [misc]backup-simplify:  Simplify (+ (* 0 (/ 1 (sqr d))) (+ (* 1 0) (* 0 1))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 1 in d
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 c) (/ 0 c)) (* 0 (/ 0 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 (/ 1 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 a) (/ 0 a)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 a) 0) (* 0 (/ 1 d))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 c) (/ 0 c)) (* 0 (/ 0 c)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 c) 0) (+ (* 0 0) (* 0 (/ 1 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)) (* 0 (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 d) 0) (+ (* 0 0) (* 0 (/ 1 d)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (+ (/ 1 (sqr d)) (/ 1 (sqr c)))) (+ (* (/ 1 (* c (+ (/ 1 (sqr d)) (/ 1 (sqr c))))) (/ 0 (+ (/ 1 (sqr d)) (/ 1 (sqr c))))) (* (- (/ 1 (* d (* a (+ (/ 1 (sqr d)) (/ 1 (sqr c))))))) (/ 0 (+ (/ 1 (sqr d)) (/ 1 (sqr c))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 1 (* d a))) into (- (/ 1 (* d a)))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* d a))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d a)) in a
* [misc]taylor:  Taking taylor expansion of (* d a) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* d 0) into 0
* [misc]backup-simplify:  Simplify (+ (* d 1) (* 0 0)) into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]backup-simplify:  Simplify (- (/ 1 d)) into (- (/ 1 d))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d)) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 d)) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr d)) (/ 0 (sqr d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 (/ 1 (sqr d))) (+ (* 0 0) (* 0 1)))) into (/ 1 (sqr d))
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ (/ 1 (sqr d)) 1)) (* 0 (/ 0 1)))) into (- (/ 1 (sqr d)))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (sqr d))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr d)) in a
* [misc]taylor:  Taking taylor expansion of (sqr d) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (* d d) into (sqr d)
* [misc]backup-simplify:  Simplify (/ 1 (sqr d)) into (/ 1 (sqr d))
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 c) (/ 0 c)) (* 0 (/ 0 c)) (* 0 (/ 0 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 c))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)) (* 0 (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 a) (/ 0 a)) (* 0 (/ 0 a)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 a) 0) (+ (* 0 0) (* 0 (/ 1 d)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 c) (/ 0 c)) (* 0 (/ 0 c)) (* 0 (/ 0 c)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 c) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 c))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)) (* 0 (/ 0 d)) (* 0 (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 d) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 d))))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (+ (/ 1 (sqr d)) (/ 1 (sqr c)))) (+ (* (/ 1 (* c (+ (/ 1 (sqr d)) (/ 1 (sqr c))))) (/ 0 (+ (/ 1 (sqr d)) (/ 1 (sqr c))))) (* (- (/ 1 (* d (* a (+ (/ 1 (sqr d)) (/ 1 (sqr c))))))) (/ 0 (+ (/ 1 (sqr d)) (/ 1 (sqr c))))) (* 0 (/ 0 (+ (/ 1 (sqr d)) (/ 1 (sqr c))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* a 0) (* 0 1)) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 a)) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d a)) (/ 0 (* d a))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (* 0 d))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr d)) (/ 0 (sqr d))) (* 0 (/ 0 (sqr d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 (/ 1 (sqr d))) (+ (* 0 0) (* 0 1))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ (/ 1 (sqr d)) 1)) (* (- (/ 1 (sqr d))) (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]approximate:  Taking taylor expansion of (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d))))) in (b c a d) around 0
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d))))) in d
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in d
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in d
* [misc]taylor:  Taking taylor expansion of (- b) in d
* [misc]taylor:  Taking taylor expansion of b in d
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (/ 1 (- b)) into (/ -1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in d
* [misc]taylor:  Taking taylor expansion of (- c) in d
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in d
* [misc]taylor:  Taking taylor expansion of (- a) in d
* [misc]taylor:  Taking taylor expansion of a in d
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (/ 1 (- a)) into (/ -1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in d
* [misc]taylor:  Taking taylor expansion of (- d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d)))) in d
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 (- c))) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in d
* [misc]taylor:  Taking taylor expansion of (- c) in d
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 (- d))) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in d
* [misc]taylor:  Taking taylor expansion of (- d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]backup-simplify:  Simplify (* (/ -1 a) -1) into (/ 1 a)
* [misc]backup-simplify:  Simplify (- (/ 1 a)) into (- (/ 1 a))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 a))) into (- (/ 1 a))
* [misc]backup-simplify:  Simplify (* -1 -1) into 1
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (/ (- (/ 1 a)) 1) into (/ -1 a)
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d))))) in a
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in a
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in a
* [misc]taylor:  Taking taylor expansion of (- b) in a
* [misc]taylor:  Taking taylor expansion of b in a
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (/ 1 (- b)) into (/ -1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in a
* [misc]taylor:  Taking taylor expansion of (- c) in a
* [misc]taylor:  Taking taylor expansion of c in a
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in a
* [misc]taylor:  Taking taylor expansion of (- a) in a
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in a
* [misc]taylor:  Taking taylor expansion of (- d) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]taylor:  Taking taylor expansion of (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d)))) in a
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 (- c))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in a
* [misc]taylor:  Taking taylor expansion of (- c) in a
* [misc]taylor:  Taking taylor expansion of c in a
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 (- d))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in a
* [misc]taylor:  Taking taylor expansion of (- d) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]backup-simplify:  Simplify (* -1 (/ -1 d)) into (/ 1 d)
* [misc]backup-simplify:  Simplify (- (/ 1 d)) into (- (/ 1 d))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 d))) into (- (/ 1 d))
* [misc]backup-simplify:  Simplify (* (/ -1 c) (/ -1 c)) into (/ 1 (sqr c))
* [misc]backup-simplify:  Simplify (* (/ -1 d) (/ -1 d)) into (/ 1 (sqr d))
* [misc]backup-simplify:  Simplify (+ (/ 1 (sqr c)) (/ 1 (sqr d))) into (+ (/ 1 (sqr d)) (/ 1 (sqr c)))
* [misc]backup-simplify:  Simplify (/ (- (/ 1 d)) (+ (/ 1 (sqr d)) (/ 1 (sqr c)))) into (/ -1 (* d (+ (/ 1 (sqr d)) (/ 1 (sqr c)))))
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d))))) in c
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in c
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in c
* [misc]taylor:  Taking taylor expansion of (- b) in c
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (/ 1 (- b)) into (/ -1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in c
* [misc]taylor:  Taking taylor expansion of (- c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in c
* [misc]taylor:  Taking taylor expansion of (- a) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (/ 1 (- a)) into (/ -1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in c
* [misc]taylor:  Taking taylor expansion of (- d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]taylor:  Taking taylor expansion of (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d)))) in c
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 (- c))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in c
* [misc]taylor:  Taking taylor expansion of (- c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 (- d))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in c
* [misc]taylor:  Taking taylor expansion of (- d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]backup-simplify:  Simplify (* (/ -1 b) -1) into (/ 1 b)
* [misc]backup-simplify:  Simplify (+ (/ 1 b) 0) into (/ 1 b)
* [misc]backup-simplify:  Simplify (* -1 -1) into 1
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (/ (/ 1 b) 1) into (/ 1 b)
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d))))) in b
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in b
* [misc]taylor:  Taking taylor expansion of (- b) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in b
* [misc]taylor:  Taking taylor expansion of (- c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in b
* [misc]taylor:  Taking taylor expansion of (- a) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (/ 1 (- a)) into (/ -1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in b
* [misc]taylor:  Taking taylor expansion of (- d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]taylor:  Taking taylor expansion of (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d)))) in b
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 (- c))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in b
* [misc]taylor:  Taking taylor expansion of (- c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 (- d))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in b
* [misc]taylor:  Taking taylor expansion of (- d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]backup-simplify:  Simplify (* -1 (/ -1 c)) into (/ 1 c)
* [misc]backup-simplify:  Simplify (+ (/ 1 c) 0) into (/ 1 c)
* [misc]backup-simplify:  Simplify (* (/ -1 c) (/ -1 c)) into (/ 1 (sqr c))
* [misc]backup-simplify:  Simplify (* (/ -1 d) (/ -1 d)) into (/ 1 (sqr d))
* [misc]backup-simplify:  Simplify (+ (/ 1 (sqr c)) (/ 1 (sqr d))) into (+ (/ 1 (sqr d)) (/ 1 (sqr c)))
* [misc]backup-simplify:  Simplify (/ (/ 1 c) (+ (/ 1 (sqr d)) (/ 1 (sqr c)))) into (/ 1 (* c (+ (/ 1 (sqr d)) (/ 1 (sqr c)))))
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d))))) in b
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in b
* [misc]taylor:  Taking taylor expansion of (- b) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in b
* [misc]taylor:  Taking taylor expansion of (- c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in b
* [misc]taylor:  Taking taylor expansion of (- a) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (/ 1 (- a)) into (/ -1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in b
* [misc]taylor:  Taking taylor expansion of (- d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]taylor:  Taking taylor expansion of (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d)))) in b
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 (- c))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in b
* [misc]taylor:  Taking taylor expansion of (- c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 (- d))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in b
* [misc]taylor:  Taking taylor expansion of (- d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]backup-simplify:  Simplify (* -1 (/ -1 c)) into (/ 1 c)
* [misc]backup-simplify:  Simplify (+ (/ 1 c) 0) into (/ 1 c)
* [misc]backup-simplify:  Simplify (* (/ -1 c) (/ -1 c)) into (/ 1 (sqr c))
* [misc]backup-simplify:  Simplify (* (/ -1 d) (/ -1 d)) into (/ 1 (sqr d))
* [misc]backup-simplify:  Simplify (+ (/ 1 (sqr c)) (/ 1 (sqr d))) into (+ (/ 1 (sqr d)) (/ 1 (sqr c)))
* [misc]backup-simplify:  Simplify (/ (/ 1 c) (+ (/ 1 (sqr d)) (/ 1 (sqr c)))) into (/ 1 (* c (+ (/ 1 (sqr d)) (/ 1 (sqr c)))))
* [misc]taylor:  Taking taylor expansion of (/ 1 (* c (+ (/ 1 (sqr d)) (/ 1 (sqr c))))) in c
* [misc]taylor:  Taking taylor expansion of (* c (+ (/ 1 (sqr d)) (/ 1 (sqr c)))) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 (sqr d)) (/ 1 (sqr c))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr d)) in c
* [misc]taylor:  Taking taylor expansion of (sqr d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (* d d) into (sqr d)
* [misc]backup-simplify:  Simplify (/ 1 (sqr d)) into (/ 1 (sqr d))
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr c)) in c
* [misc]taylor:  Taking taylor expansion of (sqr c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (* 0 1) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 1)) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of 1 in a
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 c) (/ 0 (- c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (* 0 (/ -1 c))) into 0
* [misc]backup-simplify:  Simplify (* (/ -1 a) (/ -1 d)) into (/ 1 (* d a))
* [misc]backup-simplify:  Simplify (- (/ 1 (* d a))) into (- (/ 1 (* d a)))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 (* d a)))) into (- (/ 1 (* d a)))
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 c) (/ 0 (- c))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 c) 0) (* 0 (/ -1 c))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d) (/ 0 (- d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 d) 0) (* 0 (/ -1 d))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ (- (/ 1 (* d a))) (+ (/ 1 (sqr d)) (/ 1 (sqr c)))) (+ (* (/ 1 (* c (+ (/ 1 (sqr d)) (/ 1 (sqr c))))) (/ 0 (+ (/ 1 (sqr d)) (/ 1 (sqr c))))))) into (- (/ 1 (* d (* a (+ (/ 1 (sqr d)) (/ 1 (sqr c)))))))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* d (* a (+ (/ 1 (sqr d)) (/ 1 (sqr c))))))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d (* a (+ (/ 1 (sqr d)) (/ 1 (sqr c)))))) in c
* [misc]taylor:  Taking taylor expansion of (* d (* a (+ (/ 1 (sqr d)) (/ 1 (sqr c))))) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (* a (+ (/ 1 (sqr d)) (/ 1 (sqr c)))) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 (sqr d)) (/ 1 (sqr c))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr d)) in c
* [misc]taylor:  Taking taylor expansion of (sqr d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (* d d) into (sqr d)
* [misc]backup-simplify:  Simplify (/ 1 (sqr d)) into (/ 1 (sqr d))
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr c)) in c
* [misc]taylor:  Taking taylor expansion of (sqr c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (* a 1) into a
* [misc]backup-simplify:  Simplify (* d a) into (* d a)
* [misc]backup-simplify:  Simplify (/ 1 (* d a)) into (/ 1 (* d a))
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (/ 1 (sqr d)) 0) into (/ 1 (sqr d))
* [misc]backup-simplify:  Simplify (+ (* 0 (/ 1 (sqr d))) (+ (* 1 0) (* 0 1))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 1 in d
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 c) (/ 0 (- c))) (* 0 (/ 0 (- c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (* 0 (/ -1 c)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d) (/ 0 (- d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 a) (/ 0 (- a))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 a) 0) (* 0 (/ -1 d))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 c) (/ 0 (- c))) (* 0 (/ 0 (- c))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 c) 0) (+ (* 0 0) (* 0 (/ -1 c)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d) (/ 0 (- d))) (* 0 (/ 0 (- d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 d) 0) (+ (* 0 0) (* 0 (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (+ (/ 1 (sqr d)) (/ 1 (sqr c)))) (+ (* (/ 1 (* c (+ (/ 1 (sqr d)) (/ 1 (sqr c))))) (/ 0 (+ (/ 1 (sqr d)) (/ 1 (sqr c))))) (* (- (/ 1 (* d (* a (+ (/ 1 (sqr d)) (/ 1 (sqr c))))))) (/ 0 (+ (/ 1 (sqr d)) (/ 1 (sqr c))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 1 (* d a))) into (- (/ 1 (* d a)))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* d a))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d a)) in a
* [misc]taylor:  Taking taylor expansion of (* d a) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* d 0) into 0
* [misc]backup-simplify:  Simplify (+ (* d 1) (* 0 0)) into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]backup-simplify:  Simplify (- (/ 1 d)) into (- (/ 1 d))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d)) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 d)) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr d)) (/ 0 (sqr d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 (/ 1 (sqr d))) (+ (* 0 0) (* 0 1)))) into (/ 1 (sqr d))
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ (/ 1 (sqr d)) 1)) (* 0 (/ 0 1)))) into (- (/ 1 (sqr d)))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (sqr d))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr d)) in a
* [misc]taylor:  Taking taylor expansion of (sqr d) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (* d d) into (sqr d)
* [misc]backup-simplify:  Simplify (/ 1 (sqr d)) into (/ 1 (sqr d))
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 c) (/ 0 (- c))) (* 0 (/ 0 (- c))) (* 0 (/ 0 (- c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ -1 c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d) (/ 0 (- d))) (* 0 (/ 0 (- d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 a) (/ 0 (- a))) (* 0 (/ 0 (- a))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 a) 0) (+ (* 0 0) (* 0 (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 c) (/ 0 (- c))) (* 0 (/ 0 (- c))) (* 0 (/ 0 (- c))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 c) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ -1 c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d) (/ 0 (- d))) (* 0 (/ 0 (- d))) (* 0 (/ 0 (- d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 d) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (+ (/ 1 (sqr d)) (/ 1 (sqr c)))) (+ (* (/ 1 (* c (+ (/ 1 (sqr d)) (/ 1 (sqr c))))) (/ 0 (+ (/ 1 (sqr d)) (/ 1 (sqr c))))) (* (- (/ 1 (* d (* a (+ (/ 1 (sqr d)) (/ 1 (sqr c))))))) (/ 0 (+ (/ 1 (sqr d)) (/ 1 (sqr c))))) (* 0 (/ 0 (+ (/ 1 (sqr d)) (/ 1 (sqr c))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* a 0) (* 0 1)) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 a)) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d a)) (/ 0 (* d a))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (* 0 d))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr d)) (/ 0 (sqr d))) (* 0 (/ 0 (sqr d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 (/ 1 (sqr d))) (+ (* 0 0) (* 0 1))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ (/ 1 (sqr d)) 1)) (* (- (/ 1 (sqr d))) (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* * * * [misc]progress:  [ 2 / 3 ] generating series at (2 1)
* [misc]approximate:  Taking taylor expansion of (- (* b c) (* a d)) in (b c a d) around 0
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in d
* [misc]taylor:  Taking taylor expansion of (* b c) in d
* [misc]taylor:  Taking taylor expansion of b in d
* [misc]backup-simplify:  Simplify b into b
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (* a d) in d
* [misc]taylor:  Taking taylor expansion of a in d
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in a
* [misc]taylor:  Taking taylor expansion of (* b c) in a
* [misc]taylor:  Taking taylor expansion of b in a
* [misc]backup-simplify:  Simplify b into b
* [misc]taylor:  Taking taylor expansion of c in a
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (* a d) in a
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in c
* [misc]taylor:  Taking taylor expansion of (* b c) in c
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (* a d) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in b
* [misc]taylor:  Taking taylor expansion of (* b c) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (* a d) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in b
* [misc]taylor:  Taking taylor expansion of (* b c) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (* a d) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (* 0 c) into 0
* [misc]backup-simplify:  Simplify (* a d) into (* d a)
* [misc]backup-simplify:  Simplify (- (* d a)) into (- (* d a))
* [misc]backup-simplify:  Simplify (+ 0 (- (* d a))) into (- (* d a))
* [misc]taylor:  Taking taylor expansion of (- (* d a)) in c
* [misc]taylor:  Taking taylor expansion of (* d a) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (* d a) into (* d a)
* [misc]backup-simplify:  Simplify (- (* d a)) into (- (* d a))
* [misc]taylor:  Taking taylor expansion of (- (* d a)) in a
* [misc]taylor:  Taking taylor expansion of (* d a) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* d 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 c)) into c
* [misc]backup-simplify:  Simplify (+ (* a 0) (* 0 d)) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ c 0) into c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 a)) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 1) (* 0 0)) into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]taylor:  Taking taylor expansion of (- d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 c))) into 0
* [misc]backup-simplify:  Simplify (+ (* a 0) (+ (* 0 0) (* 0 d))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]approximate:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in (b c a d) around 0
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in d
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in d
* [misc]taylor:  Taking taylor expansion of b in d
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (/ 1 b) into (/ 1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in d
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in d
* [misc]taylor:  Taking taylor expansion of a in d
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (/ 1 a) into (/ 1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in a
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in a
* [misc]taylor:  Taking taylor expansion of b in a
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (/ 1 b) into (/ 1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in a
* [misc]taylor:  Taking taylor expansion of c in a
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in a
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in c
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in c
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (/ 1 b) into (/ 1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (/ 1 a) into (/ 1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (/ 1 a) into (/ 1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (/ 1 a) into (/ 1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]backup-simplify:  Simplify (* 1 (/ 1 c)) into (/ 1 c)
* [misc]backup-simplify:  Simplify (+ (/ 1 c) 0) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of 1 in a
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 c) (/ 0 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 (/ 1 c))) into 0
* [misc]backup-simplify:  Simplify (* (/ 1 a) (/ 1 d)) into (/ 1 (* d a))
* [misc]backup-simplify:  Simplify (- (/ 1 (* d a))) into (- (/ 1 (* d a)))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 (* d a)))) into (- (/ 1 (* d a)))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* d a))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d a)) in c
* [misc]taylor:  Taking taylor expansion of (* d a) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (* d a) into (* d a)
* [misc]backup-simplify:  Simplify (/ 1 (* d a)) into (/ 1 (* d a))
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 1 in d
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 c) (/ 0 c)) (* 0 (/ 0 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 (/ 1 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 a) (/ 0 a)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 a) 0) (* 0 (/ 1 d))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 1 (* d a))) into (- (/ 1 (* d a)))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* d a))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d a)) in a
* [misc]taylor:  Taking taylor expansion of (* d a) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* d 0) into 0
* [misc]backup-simplify:  Simplify (+ (* d 1) (* 0 0)) into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]backup-simplify:  Simplify (- (/ 1 d)) into (- (/ 1 d))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d)) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 c) (/ 0 c)) (* 0 (/ 0 c)) (* 0 (/ 0 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 c))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)) (* 0 (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 a) (/ 0 a)) (* 0 (/ 0 a)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 a) 0) (+ (* 0 0) (* 0 (/ 1 d)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 a)) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d a)) (/ 0 (* d a))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 c) (/ 0 c)) (* 0 (/ 0 c)) (* 0 (/ 0 c)) (* 0 (/ 0 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 c)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)) (* 0 (/ 0 d)) (* 0 (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 a) (/ 0 a)) (* 0 (/ 0 a)) (* 0 (/ 0 a)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 a) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (* 0 a))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d a)) (/ 0 (* d a))) (* 0 (/ 0 (* d a))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)) (* 0 (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 1 (* 1 (* 1 (* (/ 1 (/ 1 c)) (/ 1 (/ 1 b)))))) (* -1 (* (/ 1 (/ 1 d)) (* (/ 1 (/ 1 a)) (* 1 1))))) into (- (* b c) (* d a))
* [misc]approximate:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in (b c a d) around 0
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in d
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in d
* [misc]taylor:  Taking taylor expansion of (- b) in d
* [misc]taylor:  Taking taylor expansion of b in d
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (/ 1 (- b)) into (/ -1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in d
* [misc]taylor:  Taking taylor expansion of (- c) in d
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in d
* [misc]taylor:  Taking taylor expansion of (- a) in d
* [misc]taylor:  Taking taylor expansion of a in d
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (/ 1 (- a)) into (/ -1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in d
* [misc]taylor:  Taking taylor expansion of (- d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in a
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in a
* [misc]taylor:  Taking taylor expansion of (- b) in a
* [misc]taylor:  Taking taylor expansion of b in a
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (/ 1 (- b)) into (/ -1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in a
* [misc]taylor:  Taking taylor expansion of (- c) in a
* [misc]taylor:  Taking taylor expansion of c in a
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in a
* [misc]taylor:  Taking taylor expansion of (- a) in a
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in a
* [misc]taylor:  Taking taylor expansion of (- d) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in c
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in c
* [misc]taylor:  Taking taylor expansion of (- b) in c
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (/ 1 (- b)) into (/ -1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in c
* [misc]taylor:  Taking taylor expansion of (- c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in c
* [misc]taylor:  Taking taylor expansion of (- a) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (/ 1 (- a)) into (/ -1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in c
* [misc]taylor:  Taking taylor expansion of (- d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in b
* [misc]taylor:  Taking taylor expansion of (- b) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in b
* [misc]taylor:  Taking taylor expansion of (- c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in b
* [misc]taylor:  Taking taylor expansion of (- a) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (/ 1 (- a)) into (/ -1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in b
* [misc]taylor:  Taking taylor expansion of (- d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in b
* [misc]taylor:  Taking taylor expansion of (- b) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in b
* [misc]taylor:  Taking taylor expansion of (- c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in b
* [misc]taylor:  Taking taylor expansion of (- a) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (/ 1 (- a)) into (/ -1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in b
* [misc]taylor:  Taking taylor expansion of (- d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]backup-simplify:  Simplify (* -1 (/ -1 c)) into (/ 1 c)
* [misc]backup-simplify:  Simplify (+ (/ 1 c) 0) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of 1 in a
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 c) (/ 0 (- c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (* 0 (/ -1 c))) into 0
* [misc]backup-simplify:  Simplify (* (/ -1 a) (/ -1 d)) into (/ 1 (* d a))
* [misc]backup-simplify:  Simplify (- (/ 1 (* d a))) into (- (/ 1 (* d a)))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 (* d a)))) into (- (/ 1 (* d a)))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* d a))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d a)) in c
* [misc]taylor:  Taking taylor expansion of (* d a) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (* d a) into (* d a)
* [misc]backup-simplify:  Simplify (/ 1 (* d a)) into (/ 1 (* d a))
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 1 in d
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 c) (/ 0 (- c))) (* 0 (/ 0 (- c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (* 0 (/ -1 c)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d) (/ 0 (- d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 a) (/ 0 (- a))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 a) 0) (* 0 (/ -1 d))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 1 (* d a))) into (- (/ 1 (* d a)))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* d a))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d a)) in a
* [misc]taylor:  Taking taylor expansion of (* d a) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* d 0) into 0
* [misc]backup-simplify:  Simplify (+ (* d 1) (* 0 0)) into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]backup-simplify:  Simplify (- (/ 1 d)) into (- (/ 1 d))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d)) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 c) (/ 0 (- c))) (* 0 (/ 0 (- c))) (* 0 (/ 0 (- c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ -1 c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d) (/ 0 (- d))) (* 0 (/ 0 (- d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 a) (/ 0 (- a))) (* 0 (/ 0 (- a))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 a) 0) (+ (* 0 0) (* 0 (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 a)) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d a)) (/ 0 (* d a))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 c) (/ 0 (- c))) (* 0 (/ 0 (- c))) (* 0 (/ 0 (- c))) (* 0 (/ 0 (- c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ -1 c)))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d) (/ 0 (- d))) (* 0 (/ 0 (- d))) (* 0 (/ 0 (- d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 a) (/ 0 (- a))) (* 0 (/ 0 (- a))) (* 0 (/ 0 (- a))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 a) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (* 0 a))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d a)) (/ 0 (* d a))) (* 0 (/ 0 (* d a))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)) (* 0 (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 1 (* 1 (* 1 (* (/ 1 (/ 1 (- c))) (/ 1 (/ 1 (- b))))))) (* -1 (* (/ 1 (/ 1 (- d))) (* (/ 1 (/ 1 (- a))) (* 1 1))))) into (- (* b c) (* d a))
* * * * [misc]progress:  [ 3 / 3 ] generating series at (2 2)
* [misc]approximate:  Taking taylor expansion of (+ (sqr c) (sqr d)) in (c d) around 0
* [misc]taylor:  Taking taylor expansion of (+ (sqr c) (sqr d)) in d
* [misc]taylor:  Taking taylor expansion of (sqr c) in d
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (sqr d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (+ (sqr c) (sqr d)) in c
* [misc]taylor:  Taking taylor expansion of (sqr c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (sqr d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (+ (sqr c) (sqr d)) in c
* [misc]taylor:  Taking taylor expansion of (sqr c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (sqr d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (* d d) into (sqr d)
* [misc]backup-simplify:  Simplify (+ 0 (sqr d)) into (sqr d)
* [misc]taylor:  Taking taylor expansion of (sqr d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 d)) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (* 0 d))) into 0
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]taylor:  Taking taylor expansion of 1 in d
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (+ (* 0 0) (* 0 d)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 d))))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 1 (sqr (* d 1))) (* 1 (sqr (* 1 c)))) into (+ (sqr d) (sqr c))
* [misc]approximate:  Taking taylor expansion of (+ (sqr (/ 1 c)) (sqr (/ 1 d))) in (c d) around 0
* [misc]taylor:  Taking taylor expansion of (+ (sqr (/ 1 c)) (sqr (/ 1 d))) in d
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 c)) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in d
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 d)) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (+ (sqr (/ 1 c)) (sqr (/ 1 d))) in c
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 c)) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 d)) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]taylor:  Taking taylor expansion of (+ (sqr (/ 1 c)) (sqr (/ 1 d))) in c
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 c)) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 d)) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]taylor:  Taking taylor expansion of 1 in d
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 1)) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
* [misc]backup-simplify:  Simplify (* (/ 1 d) (/ 1 d)) into (/ 1 (sqr d))
* [misc]backup-simplify:  Simplify (+ 0 (/ 1 (sqr d))) into (/ 1 (sqr d))
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr d)) in d
* [misc]taylor:  Taking taylor expansion of (sqr d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 d) 0) (* 0 (/ 1 d))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)) (* 0 (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 d) 0) (+ (* 0 0) (* 0 (/ 1 d)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 1 (sqr (* 1 (/ 1 (/ 1 c))))) (* 1 (sqr (* (/ 1 (/ 1 d)) 1)))) into (+ (sqr d) (sqr c))
* [misc]approximate:  Taking taylor expansion of (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d)))) in (c d) around 0
* [misc]taylor:  Taking taylor expansion of (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d)))) in d
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 (- c))) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in d
* [misc]taylor:  Taking taylor expansion of (- c) in d
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 (- d))) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in d
* [misc]taylor:  Taking taylor expansion of (- d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d)))) in c
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 (- c))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in c
* [misc]taylor:  Taking taylor expansion of (- c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 (- d))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in c
* [misc]taylor:  Taking taylor expansion of (- d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]taylor:  Taking taylor expansion of (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d)))) in c
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 (- c))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in c
* [misc]taylor:  Taking taylor expansion of (- c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 (- d))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in c
* [misc]taylor:  Taking taylor expansion of (- d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]backup-simplify:  Simplify (* -1 -1) into 1
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]taylor:  Taking taylor expansion of 1 in d
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (* 0 -1)) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (* 0 -1))) into 0
* [misc]backup-simplify:  Simplify (* (/ -1 d) (/ -1 d)) into (/ 1 (sqr d))
* [misc]backup-simplify:  Simplify (+ 0 (/ 1 (sqr d))) into (/ 1 (sqr d))
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr d)) in d
* [misc]taylor:  Taking taylor expansion of (sqr d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (* 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d) (/ 0 (- d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 d) 0) (* 0 (/ -1 d))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 -1))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d) (/ 0 (- d))) (* 0 (/ 0 (- d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 d) 0) (+ (* 0 0) (* 0 (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 1 (sqr (* 1 (/ 1 (/ 1 (- c)))))) (* 1 (sqr (* (/ 1 (/ 1 (- d))) 1)))) into (+ (sqr d) (sqr c))
* * * [misc]progress:  generating rewritten candidates
* * * * [misc]progress:  [ 1 / 3 ] rewriting at (2)
* * * * [misc]progress:  [ 2 / 3 ] rewriting at (2 1)
* * * * [misc]progress:  [ 3 / 3 ] rewriting at (2 2)
* * * [misc]progress:  simplifying candidates
* * * * [misc]progress:  [ 1 / 68 ] simplifiying candidate #<alt-event (λ (a b c d) 0)>
* [enter]simplify:  Simplifying 0
* * [misc]simplify:  iters left: 0 (1 enodes)
* [exit]simplify:  Simplified to 0
* * * * [misc]progress:  [ 2 / 68 ] simplifiying candidate #<alt-event (λ (a b c d) 0)>
* [enter]simplify:  Simplifying 0
* * [misc]simplify:  iters left: 0 (1 enodes)
* [exit]simplify:  Simplified to 0
* * * * [misc]progress:  [ 3 / 68 ] simplifiying candidate #<alt-event (λ (a b c d) 0)>
* [enter]simplify:  Simplifying 0
* * [misc]simplify:  iters left: 0 (1 enodes)
* [exit]simplify:  Simplified to 0
* * * * [misc]progress:  [ 4 / 68 ] simplifiying candidate #<alt-event (λ (a b c d) (/ 0 (+ (sqr c) (sqr d))))>
* [enter]simplify:  Simplifying (/ 0 (+ (sqr c) (sqr d)))
* * [misc]simplify:  iters left: 5 (7 enodes)
* * [misc]simplify:  iters left: 4 (10 enodes)
* * [misc]simplify:  iters left: 3 (12 enodes)
* [exit]simplify:  Simplified to 0
* * * * [misc]progress:  [ 5 / 68 ] simplifiying candidate #<alt-event (λ (a b c d) (/ (- (* b c) (* d a)) (+ (sqr c) (sqr d))))>
* [enter]simplify:  Simplifying (/ (- (* b c) (* d a)) (+ (sqr c) (sqr d)))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (19 enodes)
* * [misc]simplify:  iters left: 4 (29 enodes)
* * [misc]simplify:  iters left: 3 (37 enodes)
* * [misc]simplify:  iters left: 2 (41 enodes)
* [exit]simplify:  Simplified to (/ (- (* c b) (* a d)) (fma c c (* d d)))
* * * * [misc]progress:  [ 6 / 68 ] simplifiying candidate #<alt-event (λ (a b c d) (/ (- (* b c) (* d a)) (+ (sqr c) (sqr d))))>
* [enter]simplify:  Simplifying (/ (- (* b c) (* d a)) (+ (sqr c) (sqr d)))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (19 enodes)
* * [misc]simplify:  iters left: 4 (29 enodes)
* * [misc]simplify:  iters left: 3 (37 enodes)
* * [misc]simplify:  iters left: 2 (41 enodes)
* [exit]simplify:  Simplified to (/ (- (* c b) (* a d)) (fma c c (* d d)))
* * * * [misc]progress:  [ 7 / 68 ] simplifiying candidate #<alt-event (λ (a b c d) (/ (- (* b c) (* a d)) (+ (sqr d) (sqr c))))>
* [enter]simplify:  Simplifying (/ (- (* b c) (* a d)) (+ (sqr d) (sqr c)))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (19 enodes)
* * [misc]simplify:  iters left: 4 (29 enodes)
* * [misc]simplify:  iters left: 3 (37 enodes)
* * [misc]simplify:  iters left: 2 (41 enodes)
* [exit]simplify:  Simplified to (/ (- (* c b) (* d a)) (fma d d (* c c)))
* * * * [misc]progress:  [ 8 / 68 ] simplifiying candidate #<alt-event (λ (a b c d) (/ (- (* b c) (* a d)) (+ (sqr d) (sqr c))))>
* [enter]simplify:  Simplifying (/ (- (* b c) (* a d)) (+ (sqr d) (sqr c)))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (19 enodes)
* * [misc]simplify:  iters left: 4 (29 enodes)
* * [misc]simplify:  iters left: 3 (37 enodes)
* * [misc]simplify:  iters left: 2 (41 enodes)
* [exit]simplify:  Simplified to (/ (- (* c b) (* d a)) (fma d d (* c c)))
* * * * [misc]progress:  [ 9 / 68 ] simplifiying candidate #<alt-event (λ (a b c d) (/ (- (* b c) (* a d)) (+ (sqr d) (sqr c))))>
* [enter]simplify:  Simplifying (/ (- (* b c) (* a d)) (+ (sqr d) (sqr c)))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (19 enodes)
* * [misc]simplify:  iters left: 4 (29 enodes)
* * [misc]simplify:  iters left: 3 (37 enodes)
* * [misc]simplify:  iters left: 2 (41 enodes)
* [exit]simplify:  Simplified to (/ (- (* c b) (* d a)) (fma d d (* c c)))
* * * * [misc]progress:  [ 10 / 68 ] simplifiying candidate #<alt-delta (λ (a b c d) (log1p (expm1 (/ (- (* b c) (* a d)) (+ (sqr c) (sqr d))))))>
* [enter]simplify:  Simplifying (expm1 (/ (- (* b c) (* a d)) (+ (sqr c) (sqr d))))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (20 enodes)
* * [misc]simplify:  iters left: 4 (30 enodes)
* * [misc]simplify:  iters left: 3 (38 enodes)
* * [misc]simplify:  iters left: 2 (42 enodes)
* [exit]simplify:  Simplified to (expm1 (/ (- (* c b) (* d a)) (fma d d (* c c))))
* [exit]simplify:  Simplified to (expm1 (/ (- (* c b) (* d a)) (fma d d (* c c))))
* * * * [misc]progress:  [ 11 / 68 ] simplifiying candidate #<alt-delta (λ (a b c d) (expm1 (log1p (/ (- (* b c) (* a d)) (+ (sqr c) (sqr d))))))>
* [enter]simplify:  Simplifying (log1p (/ (- (* b c) (* a d)) (+ (sqr c) (sqr d))))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (20 enodes)
* * [misc]simplify:  iters left: 4 (30 enodes)
* * [misc]simplify:  iters left: 3 (38 enodes)
* * [misc]simplify:  iters left: 2 (42 enodes)
* [exit]simplify:  Simplified to (log1p (/ (- (* c b) (* d a)) (fma d d (* c c))))
* [exit]simplify:  Simplified to (log1p (/ (- (* c b) (* d a)) (fma d d (* c c))))
* * * * [misc]progress:  [ 12 / 68 ] simplifiying candidate #<alt-delta (λ (a b c d) (pow (/ (- (* b c) (* a d)) (+ (sqr c) (sqr d))) 1))>
* * * * [misc]progress:  [ 13 / 68 ] simplifiying candidate #<alt-delta (λ (a b c d) (exp (- (log (- (* b c) (* a d))) (log (+ (sqr c) (sqr d))))))>
* [enter]simplify:  Simplifying (- (log (- (* b c) (* a d))) (log (+ (sqr c) (sqr d))))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (18 enodes)
* * [misc]simplify:  iters left: 4 (20 enodes)
* [exit]simplify:  Simplified to (- (log (- (* c b) (* d a))) (log (fma d d (* c c))))
* [exit]simplify:  Simplified to (- (log (- (* c b) (* d a))) (log (fma d d (* c c))))
* * * * [misc]progress:  [ 14 / 68 ] simplifiying candidate #<alt-delta (λ (a b c d) (exp (log (/ (- (* b c) (* a d)) (+ (sqr c) (sqr d))))))>
* [enter]simplify:  Simplifying (log (/ (- (* b c) (* a d)) (+ (sqr c) (sqr d))))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (23 enodes)
* * [misc]simplify:  iters left: 4 (33 enodes)
* * [misc]simplify:  iters left: 3 (41 enodes)
* * [misc]simplify:  iters left: 2 (45 enodes)
* [exit]simplify:  Simplified to (log (/ (- (* c b) (* d a)) (fma d d (* c c))))
* [exit]simplify:  Simplified to (log (/ (- (* c b) (* d a)) (fma d d (* c c))))
* * * * [misc]progress:  [ 15 / 68 ] simplifiying candidate #<alt-delta (λ (a b c d) (log (exp (/ (- (* b c) (* a d)) (+ (sqr c) (sqr d))))))>
* [enter]simplify:  Simplifying (exp (/ (- (* b c) (* a d)) (+ (sqr c) (sqr d))))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (20 enodes)
* * [misc]simplify:  iters left: 4 (33 enodes)
* * [misc]simplify:  iters left: 3 (41 enodes)
* * [misc]simplify:  iters left: 2 (53 enodes)
* [exit]simplify:  Simplified to (exp (/ (- (* c b) (* d a)) (fma d d (* c c))))
* [exit]simplify:  Simplified to (exp (/ (- (* c b) (* d a)) (fma d d (* c c))))
* * * * [misc]progress:  [ 16 / 68 ] simplifiying candidate #<alt-delta (λ (a b c d) (cbrt (/ (cube (- (* b c) (* a d))) (cube (+ (sqr c) (sqr d))))))>
* [enter]simplify:  Simplifying (/ (cube (- (* b c) (* a d))) (cube (+ (sqr c) (sqr d))))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (22 enodes)
* * [misc]simplify:  iters left: 4 (39 enodes)
* * [misc]simplify:  iters left: 3 (100 enodes)
* * [misc]simplify:  iters left: 2 (269 enodes)
* [exit]simplify:  Simplified to (cube (/ (- (* c b) (* d a)) (fma d d (* c c))))
* [exit]simplify:  Simplified to (cube (/ (- (* c b) (* d a)) (fma d d (* c c))))
* * * * [misc]progress:  [ 17 / 68 ] simplifiying candidate #<alt-delta (λ (a b c d) (cube (cbrt (/ (- (* b c) (* a d)) (+ (sqr c) (sqr d))))))>
* [enter]simplify:  Simplifying (cbrt (/ (- (* b c) (* a d)) (+ (sqr c) (sqr d))))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (20 enodes)
* * [misc]simplify:  iters left: 4 (30 enodes)
* * [misc]simplify:  iters left: 3 (38 enodes)
* * [misc]simplify:  iters left: 2 (42 enodes)
* [exit]simplify:  Simplified to (cbrt (/ (- (* c b) (* d a)) (fma d d (* c c))))
* [exit]simplify:  Simplified to (cbrt (/ (- (* c b) (* d a)) (fma d d (* c c))))
* * * * [misc]progress:  [ 18 / 68 ] simplifiying candidate #<alt-delta (λ (a b c d) (cbrt (cube (/ (- (* b c) (* a d)) (+ (sqr c) (sqr d))))))>
* [enter]simplify:  Simplifying (cube (/ (- (* b c) (* a d)) (+ (sqr c) (sqr d))))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (25 enodes)
* * [misc]simplify:  iters left: 4 (45 enodes)
* * [misc]simplify:  iters left: 3 (67 enodes)
* * [misc]simplify:  iters left: 2 (138 enodes)
* * [misc]simplify:  iters left: 1 (311 enodes)
* [exit]simplify:  Simplified to (cube (/ (- (* c b) (* d a)) (fma d d (* c c))))
* [exit]simplify:  Simplified to (cube (/ (- (* c b) (* d a)) (fma d d (* c c))))
* * * * [misc]progress:  [ 19 / 68 ] simplifiying candidate #<alt-delta (λ (a b c d) (cube (/ (cbrt (- (* b c) (* a d))) (cbrt (+ (sqr c) (sqr d))))))>
* [enter]simplify:  Simplifying (/ (cbrt (- (* b c) (* a d))) (cbrt (+ (sqr c) (sqr d))))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (18 enodes)
* * [misc]simplify:  iters left: 4 (20 enodes)
* [exit]simplify:  Simplified to (/ (cbrt (- (* c b) (* d a))) (cbrt (fma d d (* c c))))
* [exit]simplify:  Simplified to (/ (cbrt (- (* c b) (* d a))) (cbrt (fma d d (* c c))))
* * * * [misc]progress:  [ 20 / 68 ] simplifiying candidate #<alt-delta (λ (a b c d) (sqr (sqrt (/ (- (* b c) (* a d)) (+ (sqr c) (sqr d))))))>
* [enter]simplify:  Simplifying (sqrt (/ (- (* b c) (* a d)) (+ (sqr c) (sqr d))))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (20 enodes)
* * [misc]simplify:  iters left: 4 (30 enodes)
* * [misc]simplify:  iters left: 3 (38 enodes)
* * [misc]simplify:  iters left: 2 (42 enodes)
* [exit]simplify:  Simplified to (sqrt (/ (- (* c b) (* d a)) (fma d d (* c c))))
* [exit]simplify:  Simplified to (sqrt (/ (- (* c b) (* d a)) (fma d d (* c c))))
* * * * [misc]progress:  [ 21 / 68 ] simplifiying candidate #<alt-delta (λ (a b c d) (sqr (/ (sqrt (- (* b c) (* a d))) (sqrt (+ (sqr c) (sqr d))))))>
* [enter]simplify:  Simplifying (/ (sqrt (- (* b c) (* a d))) (sqrt (+ (sqr c) (sqr d))))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (19 enodes)
* * [misc]simplify:  iters left: 4 (21 enodes)
* [exit]simplify:  Simplified to (/ (sqrt (- (* c b) (* d a))) (hypot c d))
* [exit]simplify:  Simplified to (/ (sqrt (- (* c b) (* d a))) (hypot c d))
* * * * [misc]progress:  [ 22 / 68 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (- (- (* b c) (* a d))) (- (+ (sqr c) (sqr d)))))>
* [enter]simplify:  Simplifying (- (- (* b c) (* a d)))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (10 enodes)
* [exit]simplify:  Simplified to (- (- (* c b) (* d a)))
* [exit]simplify:  Simplified to (- (- (* c b) (* d a)))
* [enter]simplify:  Simplifying (- (+ (sqr c) (sqr d)))
* * [misc]simplify:  iters left: 5 (6 enodes)
* * [misc]simplify:  iters left: 4 (12 enodes)
* * [misc]simplify:  iters left: 3 (21 enodes)
* * [misc]simplify:  iters left: 2 (25 enodes)
* [exit]simplify:  Simplified to (- (fma d d (sqr c)))
* [exit]simplify:  Simplified to (- (fma d d (sqr c)))
* * * * [misc]progress:  [ 23 / 68 ] simplifiying candidate #<alt-delta (λ (a b c d) (- (/ (* b c) (+ (sqr c) (sqr d))) (/ (* a d) (+ (sqr c) (sqr d)))))>
* [enter]simplify:  Simplifying (/ (* b c) (+ (sqr c) (sqr d)))
* * [misc]simplify:  iters left: 5 (8 enodes)
* * [misc]simplify:  iters left: 4 (14 enodes)
* * [misc]simplify:  iters left: 3 (18 enodes)
* * [misc]simplify:  iters left: 2 (21 enodes)
* * [misc]simplify:  iters left: 1 (23 enodes)
* [exit]simplify:  Simplified to (/ (* c b) (fma d d (* c c)))
* [exit]simplify:  Simplified to (/ (* c b) (fma d d (* c c)))
* [enter]simplify:  Simplifying (/ (* a d) (+ (sqr c) (sqr d)))
* * [misc]simplify:  iters left: 5 (8 enodes)
* * [misc]simplify:  iters left: 4 (14 enodes)
* * [misc]simplify:  iters left: 3 (18 enodes)
* * [misc]simplify:  iters left: 2 (21 enodes)
* * [misc]simplify:  iters left: 1 (23 enodes)
* [exit]simplify:  Simplified to (/ (* d a) (fma c c (* d d)))
* [exit]simplify:  Simplified to (/ (* d a) (fma c c (* d d)))
* * * * [misc]progress:  [ 24 / 68 ] simplifiying candidate #<alt-delta (λ (a b c d) (* (/ 1 1) (/ (- (* b c) (* a d)) (+ (sqr c) (sqr d)))))>
* [enter]simplify:  Simplifying (/ 1 1)
* * [misc]simplify:  iters left: 2 (2 enodes)
* * [misc]simplify:  iters left: 1 (4 enodes)
* [exit]simplify:  Simplified to 1
* [exit]simplify:  Simplified to 1
* [enter]simplify:  Simplifying (/ (- (* b c) (* a d)) (+ (sqr c) (sqr d)))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (19 enodes)
* * [misc]simplify:  iters left: 4 (29 enodes)
* * [misc]simplify:  iters left: 3 (37 enodes)
* * [misc]simplify:  iters left: 2 (41 enodes)
* [exit]simplify:  Simplified to (/ (- (* c b) (* d a)) (fma d d (* c c)))
* [exit]simplify:  Simplified to (/ (- (* c b) (* d a)) (fma d d (* c c)))
* * * * [misc]progress:  [ 25 / 68 ] simplifiying candidate #<alt-delta (λ (a b c d) (* (/ 1 1) (/ (- (* b c) (* a d)) (+ (sqr c) (sqr d)))))>
* [enter]simplify:  Simplifying (/ 1 1)
* * [misc]simplify:  iters left: 2 (2 enodes)
* * [misc]simplify:  iters left: 1 (4 enodes)
* [exit]simplify:  Simplified to 1
* [exit]simplify:  Simplified to 1
* [enter]simplify:  Simplifying (/ (- (* b c) (* a d)) (+ (sqr c) (sqr d)))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (19 enodes)
* * [misc]simplify:  iters left: 4 (29 enodes)
* * [misc]simplify:  iters left: 3 (37 enodes)
* * [misc]simplify:  iters left: 2 (41 enodes)
* [exit]simplify:  Simplified to (/ (- (* c b) (* d a)) (fma d d (* c c)))
* [exit]simplify:  Simplified to (/ (- (* c b) (* d a)) (fma d d (* c c)))
* * * * [misc]progress:  [ 26 / 68 ] simplifiying candidate #<alt-delta (λ (a b c d) (* (/ (+ (sqrt (* b c)) (sqrt (* a d))) 1) (/ (- (sqrt (* b c)) (sqrt (* a d))) (+ (sqr c) (sqr d)))))>
* [enter]simplify:  Simplifying (/ (+ (sqrt (* b c)) (sqrt (* a d))) 1)
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (16 enodes)
* [exit]simplify:  Simplified to (/ (+ (sqrt (* c b)) (sqrt (* a d))) 1)
* [exit]simplify:  Simplified to (/ (+ (sqrt (* c b)) (sqrt (* a d))) 1)
* [enter]simplify:  Simplifying (/ (- (sqrt (* b c)) (sqrt (* a d))) (+ (sqr c) (sqr d)))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (21 enodes)
* * [misc]simplify:  iters left: 4 (23 enodes)
* [exit]simplify:  Simplified to (/ (- (sqrt (* c b)) (sqrt (* a d))) (fma d d (* c c)))
* [exit]simplify:  Simplified to (/ (- (sqrt (* c b)) (sqrt (* a d))) (fma d d (* c c)))
* * * * [misc]progress:  [ 27 / 68 ] simplifiying candidate #<alt-delta (λ (a b c d) (* (/ (+ (sqrt (* b c)) (sqrt (* a d))) 1) (/ (- (sqrt (* b c)) (sqrt (* a d))) (+ (sqr c) (sqr d)))))>
* [enter]simplify:  Simplifying (/ (+ (sqrt (* b c)) (sqrt (* a d))) 1)
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (16 enodes)
* [exit]simplify:  Simplified to (/ (+ (sqrt (* c b)) (sqrt (* a d))) 1)
* [exit]simplify:  Simplified to (/ (+ (sqrt (* c b)) (sqrt (* a d))) 1)
* [enter]simplify:  Simplifying (/ (- (sqrt (* b c)) (sqrt (* a d))) (+ (sqr c) (sqr d)))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (21 enodes)
* * [misc]simplify:  iters left: 4 (23 enodes)
* [exit]simplify:  Simplified to (/ (- (sqrt (* c b)) (sqrt (* a d))) (fma d d (* c c)))
* [exit]simplify:  Simplified to (/ (- (sqrt (* c b)) (sqrt (* a d))) (fma d d (* c c)))
* * * * [misc]progress:  [ 28 / 68 ] simplifiying candidate #<alt-delta (λ (a b c d) (* 1 (/ (- (* b c) (* a d)) (+ (sqr c) (sqr d)))))>
* * * * [misc]progress:  [ 29 / 68 ] simplifiying candidate #<alt-delta (λ (a b c d) (* (- (* b c) (* a d)) (/ 1 (+ (sqr c) (sqr d)))))>
* [enter]simplify:  Simplifying (/ 1 (+ (sqr c) (sqr d)))
* * [misc]simplify:  iters left: 5 (7 enodes)
* * [misc]simplify:  iters left: 4 (12 enodes)
* * [misc]simplify:  iters left: 3 (14 enodes)
* [exit]simplify:  Simplified to (/ 1 (fma c c (* d d)))
* [exit]simplify:  Simplified to (/ 1 (fma c c (* d d)))
* * * * [misc]progress:  [ 30 / 68 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ 1 (/ (+ (sqr c) (sqr d)) (- (* b c) (* a d)))))>
* [enter]simplify:  Simplifying (/ (+ (sqr c) (sqr d)) (- (* b c) (* a d)))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (16 enodes)
* * [misc]simplify:  iters left: 4 (18 enodes)
* [exit]simplify:  Simplified to (/ (fma d d (sqr c)) (- (* c b) (* a d)))
* [exit]simplify:  Simplified to (/ (fma d d (sqr c)) (- (* c b) (* a d)))
* * * * [misc]progress:  [ 31 / 68 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (/ (- (* b c) (* a d)) 1) (+ (sqr c) (sqr d))))>
* [enter]simplify:  Simplifying (/ (- (* b c) (* a d)) 1)
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (16 enodes)
* * [misc]simplify:  iters left: 4 (24 enodes)
* * [misc]simplify:  iters left: 3 (32 enodes)
* * [misc]simplify:  iters left: 2 (36 enodes)
* [exit]simplify:  Simplified to (/ (- (* c b) (* d a)) 1)
* [exit]simplify:  Simplified to (/ (- (* c b) (* d a)) 1)
* * * * [misc]progress:  [ 32 / 68 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (/ (- (* b c) (* a d)) 1) (+ (sqr c) (sqr d))))>
* [enter]simplify:  Simplifying (/ (- (* b c) (* a d)) 1)
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (16 enodes)
* * [misc]simplify:  iters left: 4 (24 enodes)
* * [misc]simplify:  iters left: 3 (32 enodes)
* * [misc]simplify:  iters left: 2 (36 enodes)
* [exit]simplify:  Simplified to (/ (- (* c b) (* d a)) 1)
* [exit]simplify:  Simplified to (/ (- (* c b) (* d a)) 1)
* * * * [misc]progress:  [ 33 / 68 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ 1 (/ (+ (sqr c) (sqr d)) (- (* b c) (* a d)))))>
* [enter]simplify:  Simplifying (/ (+ (sqr c) (sqr d)) (- (* b c) (* a d)))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (16 enodes)
* * [misc]simplify:  iters left: 4 (18 enodes)
* [exit]simplify:  Simplified to (/ (fma d d (sqr c)) (- (* c b) (* a d)))
* [exit]simplify:  Simplified to (/ (fma d d (sqr c)) (- (* c b) (* a d)))
* * * * [misc]progress:  [ 34 / 68 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (+ (sqrt (* b c)) (sqrt (* a d))) (/ (+ (sqr c) (sqr d)) (- (sqrt (* b c)) (sqrt (* a d))))))>
* [enter]simplify:  Simplifying (/ (+ (sqr c) (sqr d)) (- (sqrt (* b c)) (sqrt (* a d))))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (18 enodes)
* * [misc]simplify:  iters left: 4 (20 enodes)
* [exit]simplify:  Simplified to (/ (fma d d (sqr c)) (- (sqrt (* c b)) (sqrt (* a d))))
* [exit]simplify:  Simplified to (/ (fma d d (sqr c)) (- (sqrt (* c b)) (sqrt (* a d))))
* * * * [misc]progress:  [ 35 / 68 ] simplifiying candidate #<alt-delta (λ (a b c d) (* (/ (- (* b c) (* a d)) (- (pow (sqr c) 3) (pow (sqr d) 3))) (+ (sqr (sqr c)) (- (sqr (sqr d)) (* (sqr c) (sqr d))))))>
* [enter]simplify:  Simplifying (/ (- (* b c) (* a d)) (- (pow (sqr c) 3) (pow (sqr d) 3)))
* * [misc]simplify:  iters left: 6 (14 enodes)
* * [misc]simplify:  iters left: 5 (23 enodes)
* * [misc]simplify:  iters left: 4 (39 enodes)
* * [misc]simplify:  iters left: 3 (71 enodes)
* * [misc]simplify:  iters left: 2 (109 enodes)
* * [misc]simplify:  iters left: 1 (174 enodes)
* [exit]simplify:  Simplified to (/ (- (* c b) (* d a)) (- (cube (* c c)) (* (cube d) (cube d))))
* [exit]simplify:  Simplified to (/ (- (* c b) (* d a)) (- (cube (* c c)) (* (cube d) (cube d))))
* * * * [misc]progress:  [ 36 / 68 ] simplifiying candidate #<alt-delta (λ (a b c d) (* (/ (- (* b c) (* a d)) (- (sqr (sqr c)) (sqr (sqr d)))) (- (sqr c) (sqr d))))>
* [enter]simplify:  Simplifying (/ (- (* b c) (* a d)) (- (sqr (sqr c)) (sqr (sqr d))))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (25 enodes)
* * [misc]simplify:  iters left: 4 (61 enodes)
* * [misc]simplify:  iters left: 3 (119 enodes)
* * [misc]simplify:  iters left: 2 (181 enodes)
* * [misc]simplify:  iters left: 1 (433 enodes)
* [exit]simplify:  Simplified to (/ (- (* c b) (* d a)) (- (* (* c c) (* c c)) (* (* d d) (* d d))))
* [exit]simplify:  Simplified to (/ (- (* c b) (* d a)) (- (* (* c c) (* c c)) (* (* d d) (* d d))))
* * * * [misc]progress:  [ 37 / 68 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (- (pow (* b c) 3) (pow (* a d) 3)) (* (+ (sqr c) (sqr d)) (+ (sqr (* b c)) (+ (sqr (* a d)) (* (* b c) (* a d)))))))>
* [enter]simplify:  Simplifying (* (+ (sqr c) (sqr d)) (+ (sqr (* b c)) (+ (sqr (* a d)) (* (* b c) (* a d)))))
* * [misc]simplify:  iters left: 6 (15 enodes)
* * [misc]simplify:  iters left: 5 (38 enodes)
* * [misc]simplify:  iters left: 4 (103 enodes)
* * [misc]simplify:  iters left: 3 (279 enodes)
* [exit]simplify:  Simplified to (* (fma d d (sqr c)) (fma (* a d) (fma d a (* c b)) (sqr (* c b))))
* [exit]simplify:  Simplified to (* (fma d d (sqr c)) (fma (* a d) (fma d a (* c b)) (sqr (* c b))))
* * * * [misc]progress:  [ 38 / 68 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (- (sqr (* b c)) (sqr (* a d))) (* (+ (sqr c) (sqr d)) (+ (* b c) (* a d)))))>
* [enter]simplify:  Simplifying (* (+ (sqr c) (sqr d)) (+ (* b c) (* a d)))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (25 enodes)
* * [misc]simplify:  iters left: 4 (74 enodes)
* * [misc]simplify:  iters left: 3 (164 enodes)
* * [misc]simplify:  iters left: 2 (307 enodes)
* [exit]simplify:  Simplified to (* (fma c b (* a d)) (fma d d (sqr c)))
* [exit]simplify:  Simplified to (* (fma c b (* a d)) (fma d d (sqr c)))
* * * * [misc]progress:  [ 39 / 68 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (log1p (expm1 (- (* b c) (* a d)))) (+ (sqr c) (sqr d))))>
* [enter]simplify:  Simplifying (expm1 (- (* b c) (* a d)))
* * [misc]simplify:  iters left: 5 (8 enodes)
* * [misc]simplify:  iters left: 4 (10 enodes)
* [exit]simplify:  Simplified to (expm1 (- (* c b) (* d a)))
* [exit]simplify:  Simplified to (expm1 (- (* c b) (* d a)))
* * * * [misc]progress:  [ 40 / 68 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (expm1 (log1p (- (* b c) (* a d)))) (+ (sqr c) (sqr d))))>
* [enter]simplify:  Simplifying (log1p (- (* b c) (* a d)))
* * [misc]simplify:  iters left: 5 (8 enodes)
* * [misc]simplify:  iters left: 4 (10 enodes)
* [exit]simplify:  Simplified to (log1p (- (* c b) (* d a)))
* [exit]simplify:  Simplified to (log1p (- (* c b) (* d a)))
* * * * [misc]progress:  [ 41 / 68 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (log (/ (exp (* b c)) (exp (* a d)))) (+ (sqr c) (sqr d))))>
* [enter]simplify:  Simplifying (/ (exp (* b c)) (exp (* a d)))
* * [misc]simplify:  iters left: 5 (9 enodes)
* * [misc]simplify:  iters left: 4 (17 enodes)
* [exit]simplify:  Simplified to (exp (- (* c b) (* a d)))
* [exit]simplify:  Simplified to (exp (- (* c b) (* a d)))
* * * * [misc]progress:  [ 42 / 68 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (pow (- (* b c) (* a d)) 1) (+ (sqr c) (sqr d))))>
* * * * [misc]progress:  [ 43 / 68 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (exp (log (- (* b c) (* a d)))) (+ (sqr c) (sqr d))))>
* [enter]simplify:  Simplifying (log (- (* b c) (* a d)))
* * [misc]simplify:  iters left: 5 (8 enodes)
* * [misc]simplify:  iters left: 4 (10 enodes)
* [exit]simplify:  Simplified to (log (- (* c b) (* d a)))
* [exit]simplify:  Simplified to (log (- (* c b) (* d a)))
* * * * [misc]progress:  [ 44 / 68 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (log (exp (- (* b c) (* a d)))) (+ (sqr c) (sqr d))))>
* [enter]simplify:  Simplifying (exp (- (* b c) (* a d)))
* * [misc]simplify:  iters left: 5 (8 enodes)
* * [misc]simplify:  iters left: 4 (13 enodes)
* * [misc]simplify:  iters left: 3 (21 enodes)
* [exit]simplify:  Simplified to (exp (- (* c b) (* d a)))
* [exit]simplify:  Simplified to (exp (- (* c b) (* d a)))
* * * * [misc]progress:  [ 45 / 68 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (cube (cbrt (- (* b c) (* a d)))) (+ (sqr c) (sqr d))))>
* [enter]simplify:  Simplifying (cbrt (- (* b c) (* a d)))
* * [misc]simplify:  iters left: 5 (8 enodes)
* * [misc]simplify:  iters left: 4 (10 enodes)
* [exit]simplify:  Simplified to (cbrt (- (* c b) (* d a)))
* [exit]simplify:  Simplified to (cbrt (- (* c b) (* d a)))
* * * * [misc]progress:  [ 46 / 68 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (cbrt (cube (- (* b c) (* a d)))) (+ (sqr c) (sqr d))))>
* [enter]simplify:  Simplifying (cube (- (* b c) (* a d)))
* * [misc]simplify:  iters left: 5 (8 enodes)
* * [misc]simplify:  iters left: 4 (12 enodes)
* * [misc]simplify:  iters left: 3 (14 enodes)
* [exit]simplify:  Simplified to (cube (- (* c b) (* d a)))
* [exit]simplify:  Simplified to (cube (- (* c b) (* d a)))
* * * * [misc]progress:  [ 47 / 68 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (sqr (sqrt (- (* b c) (* a d)))) (+ (sqr c) (sqr d))))>
* [enter]simplify:  Simplifying (sqrt (- (* b c) (* a d)))
* * [misc]simplify:  iters left: 5 (8 enodes)
* * [misc]simplify:  iters left: 4 (10 enodes)
* [exit]simplify:  Simplified to (sqrt (- (* c b) (* d a)))
* [exit]simplify:  Simplified to (sqrt (- (* c b) (* d a)))
* * * * [misc]progress:  [ 48 / 68 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (+ (* b c) (- (* a d))) (+ (sqr c) (sqr d))))>
* [enter]simplify:  Simplifying (- (* a d))
* * [misc]simplify:  iters left: 4 (4 enodes)
* * [misc]simplify:  iters left: 3 (9 enodes)
* * [misc]simplify:  iters left: 2 (10 enodes)
* * [misc]simplify:  iters left: 1 (11 enodes)
* [exit]simplify:  Simplified to (* a (- d))
* [exit]simplify:  Simplified to (* a (- d))
* * * * [misc]progress:  [ 49 / 68 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (* 1 (- (* b c) (* a d))) (+ (sqr c) (sqr d))))>
* * * * [misc]progress:  [ 50 / 68 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (/ (- (pow (* b c) 3) (pow (* a d) 3)) (+ (sqr (* b c)) (+ (sqr (* a d)) (* (* b c) (* a d))))) (+ (sqr c) (sqr d))))>
* [enter]simplify:  Simplifying (- (pow (* b c) 3) (pow (* a d) 3))
* * [misc]simplify:  iters left: 5 (10 enodes)
* * [misc]simplify:  iters left: 4 (14 enodes)
* * [misc]simplify:  iters left: 3 (26 enodes)
* * [misc]simplify:  iters left: 2 (46 enodes)
* * [misc]simplify:  iters left: 1 (66 enodes)
* [exit]simplify:  Simplified to (- (cube (* c b)) (cube (* d a)))
* [exit]simplify:  Simplified to (- (cube (* c b)) (cube (* d a)))
* [enter]simplify:  Simplifying (+ (sqr (* b c)) (+ (sqr (* a d)) (* (* b c) (* a d))))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (26 enodes)
* * [misc]simplify:  iters left: 4 (53 enodes)
* * [misc]simplify:  iters left: 3 (116 enodes)
* * [misc]simplify:  iters left: 2 (213 enodes)
* * [misc]simplify:  iters left: 1 (299 enodes)
* [exit]simplify:  Simplified to (fma (* c b) (fma a d (* c b)) (sqr (* a d)))
* [exit]simplify:  Simplified to (fma (* c b) (fma a d (* c b)) (sqr (* a d)))
* * * * [misc]progress:  [ 51 / 68 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (/ (- (sqr (* b c)) (sqr (* a d))) (+ (* b c) (* a d))) (+ (sqr c) (sqr d))))>
* [enter]simplify:  Simplifying (- (sqr (* b c)) (sqr (* a d)))
* * [misc]simplify:  iters left: 5 (9 enodes)
* * [misc]simplify:  iters left: 4 (22 enodes)
* * [misc]simplify:  iters left: 3 (32 enodes)
* * [misc]simplify:  iters left: 2 (58 enodes)
* * [misc]simplify:  iters left: 1 (86 enodes)
* [exit]simplify:  Simplified to (- (* (* c b) (* c b)) (sqr (* a d)))
* [exit]simplify:  Simplified to (- (* (* c b) (* c b)) (sqr (* a d)))
* [enter]simplify:  Simplifying (+ (* b c) (* a d))
* * [misc]simplify:  iters left: 4 (7 enodes)
* * [misc]simplify:  iters left: 3 (11 enodes)
* * [misc]simplify:  iters left: 2 (14 enodes)
* [exit]simplify:  Simplified to (fma c b (* d a))
* [exit]simplify:  Simplified to (fma c b (* d a))
* * * * [misc]progress:  [ 52 / 68 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (* (+ (sqrt (* b c)) (sqrt (* a d))) (- (sqrt (* b c)) (sqrt (* a d)))) (+ (sqr c) (sqr d))))>
* [enter]simplify:  Simplifying (+ (sqrt (* b c)) (sqrt (* a d)))
* * [misc]simplify:  iters left: 5 (9 enodes)
* * [misc]simplify:  iters left: 4 (12 enodes)
* [exit]simplify:  Simplified to (+ (sqrt (* c b)) (sqrt (* a d)))
* [exit]simplify:  Simplified to (+ (sqrt (* c b)) (sqrt (* a d)))
* [enter]simplify:  Simplifying (- (sqrt (* b c)) (sqrt (* a d)))
* * [misc]simplify:  iters left: 5 (9 enodes)
* * [misc]simplify:  iters left: 4 (11 enodes)
* [exit]simplify:  Simplified to (- (sqrt (* c b)) (sqrt (* a d)))
* [exit]simplify:  Simplified to (- (sqrt (* c b)) (sqrt (* a d)))
* * * * [misc]progress:  [ 53 / 68 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (- (* b c) (* a d)) (log1p (expm1 (+ (sqr c) (sqr d))))))>
* [enter]simplify:  Simplifying (expm1 (+ (sqr c) (sqr d)))
* * [misc]simplify:  iters left: 4 (6 enodes)
* * [misc]simplify:  iters left: 3 (9 enodes)
* * [misc]simplify:  iters left: 2 (11 enodes)
* [exit]simplify:  Simplified to (expm1 (fma d d (sqr c)))
* [exit]simplify:  Simplified to (expm1 (fma d d (sqr c)))
* * * * [misc]progress:  [ 54 / 68 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (- (* b c) (* a d)) (expm1 (log1p (+ (sqr c) (sqr d))))))>
* [enter]simplify:  Simplifying (log1p (+ (sqr c) (sqr d)))
* * [misc]simplify:  iters left: 4 (6 enodes)
* * [misc]simplify:  iters left: 3 (9 enodes)
* * [misc]simplify:  iters left: 2 (11 enodes)
* [exit]simplify:  Simplified to (log1p (fma d d (sqr c)))
* [exit]simplify:  Simplified to (log1p (fma d d (sqr c)))
* * * * [misc]progress:  [ 55 / 68 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (- (* b c) (* a d)) (fma c c (sqr d))))>
* * * * [misc]progress:  [ 56 / 68 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (- (* b c) (* a d)) (fma 1 (sqr c) (sqr d))))>
* * * * [misc]progress:  [ 57 / 68 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (- (* b c) (* a d)) (log (* (exp (sqr c)) (exp (sqr d))))))>
* [enter]simplify:  Simplifying (* (exp (sqr c)) (exp (sqr d)))
* * [misc]simplify:  iters left: 4 (7 enodes)
* * [misc]simplify:  iters left: 3 (12 enodes)
* * [misc]simplify:  iters left: 2 (19 enodes)
* * [misc]simplify:  iters left: 1 (20 enodes)
* [exit]simplify:  Simplified to (exp (fma d d (sqr c)))
* [exit]simplify:  Simplified to (exp (fma d d (sqr c)))
* * * * [misc]progress:  [ 58 / 68 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (- (* b c) (* a d)) (pow (+ (sqr c) (sqr d)) 1)))>
* * * * [misc]progress:  [ 59 / 68 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (- (* b c) (* a d)) (exp (log (+ (sqr c) (sqr d))))))>
* [enter]simplify:  Simplifying (log (+ (sqr c) (sqr d)))
* * [misc]simplify:  iters left: 4 (6 enodes)
* * [misc]simplify:  iters left: 3 (9 enodes)
* * [misc]simplify:  iters left: 2 (11 enodes)
* [exit]simplify:  Simplified to (log (fma d d (sqr c)))
* [exit]simplify:  Simplified to (log (fma d d (sqr c)))
* * * * [misc]progress:  [ 60 / 68 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (- (* b c) (* a d)) (log (exp (+ (sqr c) (sqr d))))))>
* [enter]simplify:  Simplifying (exp (+ (sqr c) (sqr d)))
* * [misc]simplify:  iters left: 4 (6 enodes)
* * [misc]simplify:  iters left: 3 (12 enodes)
* * [misc]simplify:  iters left: 2 (19 enodes)
* [exit]simplify:  Simplified to (exp (fma d d (sqr c)))
* [exit]simplify:  Simplified to (exp (fma d d (sqr c)))
* * * * [misc]progress:  [ 61 / 68 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (- (* b c) (* a d)) (cube (cbrt (+ (sqr c) (sqr d))))))>
* [enter]simplify:  Simplifying (cbrt (+ (sqr c) (sqr d)))
* * [misc]simplify:  iters left: 4 (6 enodes)
* * [misc]simplify:  iters left: 3 (9 enodes)
* * [misc]simplify:  iters left: 2 (11 enodes)
* [exit]simplify:  Simplified to (cbrt (fma d d (sqr c)))
* [exit]simplify:  Simplified to (cbrt (fma d d (sqr c)))
* * * * [misc]progress:  [ 62 / 68 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (- (* b c) (* a d)) (cbrt (cube (+ (sqr c) (sqr d))))))>
* [enter]simplify:  Simplifying (cube (+ (sqr c) (sqr d)))
* * [misc]simplify:  iters left: 4 (6 enodes)
* * [misc]simplify:  iters left: 3 (11 enodes)
* * [misc]simplify:  iters left: 2 (23 enodes)
* * [misc]simplify:  iters left: 1 (71 enodes)
* [exit]simplify:  Simplified to (cube (fma d d (sqr c)))
* [exit]simplify:  Simplified to (cube (fma d d (sqr c)))
* * * * [misc]progress:  [ 63 / 68 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (- (* b c) (* a d)) (sqr (sqrt (+ (sqr c) (sqr d))))))>
* [enter]simplify:  Simplifying (sqrt (+ (sqr c) (sqr d)))
* * [misc]simplify:  iters left: 4 (6 enodes)
* * [misc]simplify:  iters left: 3 (10 enodes)
* * [misc]simplify:  iters left: 2 (12 enodes)
* [exit]simplify:  Simplified to (hypot c d)
* [exit]simplify:  Simplified to (hypot c d)
* * * * [misc]progress:  [ 64 / 68 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (- (* b c) (* a d)) (* 1 (+ (sqr c) (sqr d)))))>
* * * * [misc]progress:  [ 65 / 68 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (- (* b c) (* a d)) (/ (- (pow (sqr c) 3) (pow (sqr d) 3)) (+ (sqr (sqr c)) (- (sqr (sqr d)) (* (sqr c) (sqr d)))))))>
* [enter]simplify:  Simplifying (- (pow (sqr c) 3) (pow (sqr d) 3))
* * [misc]simplify:  iters left: 4 (8 enodes)
* * [misc]simplify:  iters left: 3 (12 enodes)
* * [misc]simplify:  iters left: 2 (20 enodes)
* * [misc]simplify:  iters left: 1 (32 enodes)
* [exit]simplify:  Simplified to (* (+ (cube c) (cube d)) (- (cube c) (cube d)))
* [exit]simplify:  Simplified to (* (+ (cube c) (cube d)) (- (cube c) (cube d)))
* [enter]simplify:  Simplifying (+ (sqr (sqr c)) (- (sqr (sqr d)) (* (sqr c) (sqr d))))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (17 enodes)
* * [misc]simplify:  iters left: 4 (32 enodes)
* * [misc]simplify:  iters left: 3 (55 enodes)
* * [misc]simplify:  iters left: 2 (78 enodes)
* * [misc]simplify:  iters left: 1 (110 enodes)
* [exit]simplify:  Simplified to (fma (sqr c) (- (sqr c) (* d d)) (* (* d d) (* d d)))
* [exit]simplify:  Simplified to (fma (sqr c) (- (sqr c) (* d d)) (* (* d d) (* d d)))
* * * * [misc]progress:  [ 66 / 68 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (- (* b c) (* a d)) (/ (- (sqr (sqr c)) (sqr (sqr d))) (- (sqr c) (sqr d)))))>
* [enter]simplify:  Simplifying (- (sqr (sqr c)) (sqr (sqr d)))
* * [misc]simplify:  iters left: 4 (7 enodes)
* * [misc]simplify:  iters left: 3 (14 enodes)
* * [misc]simplify:  iters left: 2 (24 enodes)
* * [misc]simplify:  iters left: 1 (41 enodes)
* [exit]simplify:  Simplified to (- (* (sqr c) (sqr c)) (* (* d d) (* d d)))
* [exit]simplify:  Simplified to (- (* (sqr c) (sqr c)) (* (* d d) (* d d)))
* [enter]simplify:  Simplifying (- (sqr c) (sqr d))
* * [misc]simplify:  iters left: 3 (5 enodes)
* * [misc]simplify:  iters left: 2 (10 enodes)
* * [misc]simplify:  iters left: 1 (12 enodes)
* [exit]simplify:  Simplified to (- (sqr c) (* d d))
* [exit]simplify:  Simplified to (- (sqr c) (* d d))
* * * * [misc]progress:  [ 67 / 68 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (- (* b c) (* a d)) (* 1 (+ (sqr c) (sqr d)))))>
* [enter]simplify:  Simplifying (+ (sqr c) (sqr d))
* * [misc]simplify:  iters left: 3 (5 enodes)
* * [misc]simplify:  iters left: 2 (8 enodes)
* * [misc]simplify:  iters left: 1 (10 enodes)
* [exit]simplify:  Simplified to (fma d d (sqr c))
* [exit]simplify:  Simplified to (fma d d (sqr c))
* * * * [misc]progress:  [ 68 / 68 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (- (* b c) (* a d)) (+ (sqr d) (sqr c))))>
* * * [misc]progress:  adding candidates to table
* * [misc]progress:  iteration 2 / 3
* * * [misc]progress:  picking best candidate
* * * * [misc]pick:  Picked  #<alt-delta (λ (a b c d) (/ (- (* b c) (* a d)) (sqr (hypot c d))))>
* * * [misc]progress:  localizing error
* * * [misc]progress:  generating series expansions
* * * * [misc]progress:  [ 1 / 4 ] generating series at (2 2)
* [misc]approximate:  Taking taylor expansion of (sqr (hypot c d)) in (c d) around 0
* [misc]taylor:  Taking taylor expansion of (sqr (hypot c d)) in d
* [misc]taylor:  Taking taylor expansion of (hypot c d) in d
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]taylor:  Taking taylor expansion of (sqr (hypot c d)) in c
* [misc]taylor:  Taking taylor expansion of (hypot c d) in c
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]taylor:  Taking taylor expansion of (sqr (hypot c d)) in c
* [misc]taylor:  Taking taylor expansion of (hypot c d) in c
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* (hypot c d) (hypot c d)) into (sqr (hypot c d))
* [misc]taylor:  Taking taylor expansion of (sqr (hypot c d)) in d
* [misc]taylor:  Taking taylor expansion of (hypot c d) in d
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* (hypot c d) (hypot c d)) into (sqr (hypot c d))
* [misc]backup-simplify:  Simplify (sqr (hypot c d)) into (sqr (hypot c d))
* [misc]backup-simplify:  Simplify (+ (* (hypot c d) 0) (* 0 (hypot c d))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot c d) 0) (* 0 (hypot c d))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot c d) 0) (+ (* 0 0) (* 0 (hypot c d)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot c d) 0) (+ (* 0 0) (* 0 (hypot c d)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot c d) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (hypot c d))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (sqr (hypot c d)) into (sqr (hypot c d))
* [misc]approximate:  Taking taylor expansion of (sqr (hypot (/ 1 c) (/ 1 d))) in (c d) around 0
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ 1 c) (/ 1 d))) in d
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in d
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ 1 c) (/ 1 d))) in c
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in c
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ 1 c) (/ 1 d))) in c
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in c
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (* (hypot (/ 1 c) (/ 1 d)) (hypot (/ 1 c) (/ 1 d))) into (sqr (hypot (/ 1 c) (/ 1 d)))
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ 1 c) (/ 1 d))) in d
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in d
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (* (hypot (/ 1 c) (/ 1 d)) (hypot (/ 1 c) (/ 1 d))) into (sqr (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (sqr (hypot (/ 1 c) (/ 1 d))) into (sqr (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (* 0 (hypot (/ 1 c) (/ 1 d)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (* 0 (hypot (/ 1 c) (/ 1 d)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (* 0 (hypot (/ 1 c) (/ 1 d))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (* 0 (hypot (/ 1 c) (/ 1 d))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (sqr (hypot (/ 1 c) (/ 1 d))) into (sqr (hypot (/ 1 c) (/ 1 d)))
* [misc]approximate:  Taking taylor expansion of (sqr (hypot (/ 1 (- c)) (/ 1 (- d)))) in (c d) around 0
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ 1 (- c)) (/ 1 (- d)))) in d
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in d
* [misc]backup-simplify:  Simplify (hypot (/ 1 (- c)) (/ 1 (- d))) into (hypot (/ -1 c) (/ -1 d))
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ 1 (- c)) (/ 1 (- d)))) in c
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in c
* [misc]backup-simplify:  Simplify (hypot (/ 1 (- c)) (/ 1 (- d))) into (hypot (/ -1 c) (/ -1 d))
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ 1 (- c)) (/ 1 (- d)))) in c
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in c
* [misc]backup-simplify:  Simplify (hypot (/ 1 (- c)) (/ 1 (- d))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* (hypot (/ -1 c) (/ -1 d)) (hypot (/ -1 c) (/ -1 d))) into (sqr (hypot (/ -1 c) (/ -1 d)))
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ -1 c) (/ -1 d))) in d
* [misc]taylor:  Taking taylor expansion of (hypot (/ -1 c) (/ -1 d)) in d
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* (hypot (/ -1 c) (/ -1 d)) (hypot (/ -1 c) (/ -1 d))) into (sqr (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (sqr (hypot (/ -1 c) (/ -1 d))) into (sqr (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (* 0 (hypot (/ -1 c) (/ -1 d)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (* 0 (hypot (/ -1 c) (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (sqr (hypot (/ -1 c) (/ -1 d))) into (sqr (hypot (/ -1 c) (/ -1 d)))
* * * * [misc]progress:  [ 2 / 4 ] generating series at (2)
* [misc]approximate:  Taking taylor expansion of (/ (- (* b c) (* a d)) (sqr (hypot c d))) in (b c a d) around 0
* [misc]taylor:  Taking taylor expansion of (/ (- (* b c) (* a d)) (sqr (hypot c d))) in d
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in d
* [misc]taylor:  Taking taylor expansion of (* b c) in d
* [misc]taylor:  Taking taylor expansion of b in d
* [misc]backup-simplify:  Simplify b into b
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (* a d) in d
* [misc]taylor:  Taking taylor expansion of a in d
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (sqr (hypot c d)) in d
* [misc]taylor:  Taking taylor expansion of (hypot c d) in d
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* b c) into (* b c)
* [misc]backup-simplify:  Simplify (* a 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ (* b c) 0) into (* b c)
* [misc]backup-simplify:  Simplify (* (hypot c d) (hypot c d)) into (sqr (hypot c d))
* [misc]backup-simplify:  Simplify (/ (* b c) (sqr (hypot c d))) into (/ (* b c) (sqr (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (/ (- (* b c) (* a d)) (sqr (hypot c d))) in a
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in a
* [misc]taylor:  Taking taylor expansion of (* b c) in a
* [misc]taylor:  Taking taylor expansion of b in a
* [misc]backup-simplify:  Simplify b into b
* [misc]taylor:  Taking taylor expansion of c in a
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (* a d) in a
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (sqr (hypot c d)) in a
* [misc]taylor:  Taking taylor expansion of (hypot c d) in a
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* b c) into (* b c)
* [misc]backup-simplify:  Simplify (* 0 d) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ (* b c) 0) into (* b c)
* [misc]backup-simplify:  Simplify (* (hypot c d) (hypot c d)) into (sqr (hypot c d))
* [misc]backup-simplify:  Simplify (/ (* b c) (sqr (hypot c d))) into (/ (* b c) (sqr (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (/ (- (* b c) (* a d)) (sqr (hypot c d))) in c
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in c
* [misc]taylor:  Taking taylor expansion of (* b c) in c
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (* a d) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (sqr (hypot c d)) in c
* [misc]taylor:  Taking taylor expansion of (hypot c d) in c
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* b 0) into 0
* [misc]backup-simplify:  Simplify (* a d) into (* d a)
* [misc]backup-simplify:  Simplify (- (* d a)) into (- (* d a))
* [misc]backup-simplify:  Simplify (+ 0 (- (* d a))) into (- (* d a))
* [misc]backup-simplify:  Simplify (* (hypot c d) (hypot c d)) into (sqr (hypot c d))
* [misc]backup-simplify:  Simplify (/ (- (* d a)) (sqr (hypot c d))) into (* -1 (/ (* d a) (sqr (hypot c d))))
* [misc]taylor:  Taking taylor expansion of (/ (- (* b c) (* a d)) (sqr (hypot c d))) in b
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in b
* [misc]taylor:  Taking taylor expansion of (* b c) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (* a d) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (sqr (hypot c d)) in b
* [misc]taylor:  Taking taylor expansion of (hypot c d) in b
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* 0 c) into 0
* [misc]backup-simplify:  Simplify (* a d) into (* d a)
* [misc]backup-simplify:  Simplify (- (* d a)) into (- (* d a))
* [misc]backup-simplify:  Simplify (+ 0 (- (* d a))) into (- (* d a))
* [misc]backup-simplify:  Simplify (* (hypot c d) (hypot c d)) into (sqr (hypot c d))
* [misc]backup-simplify:  Simplify (/ (- (* d a)) (sqr (hypot c d))) into (* -1 (/ (* d a) (sqr (hypot c d))))
* [misc]taylor:  Taking taylor expansion of (/ (- (* b c) (* a d)) (sqr (hypot c d))) in b
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in b
* [misc]taylor:  Taking taylor expansion of (* b c) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (* a d) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (sqr (hypot c d)) in b
* [misc]taylor:  Taking taylor expansion of (hypot c d) in b
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* 0 c) into 0
* [misc]backup-simplify:  Simplify (* a d) into (* d a)
* [misc]backup-simplify:  Simplify (- (* d a)) into (- (* d a))
* [misc]backup-simplify:  Simplify (+ 0 (- (* d a))) into (- (* d a))
* [misc]backup-simplify:  Simplify (* (hypot c d) (hypot c d)) into (sqr (hypot c d))
* [misc]backup-simplify:  Simplify (/ (- (* d a)) (sqr (hypot c d))) into (* -1 (/ (* d a) (sqr (hypot c d))))
* [misc]taylor:  Taking taylor expansion of (* -1 (/ (* d a) (sqr (hypot c d)))) in c
* [misc]taylor:  Taking taylor expansion of -1 in c
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]taylor:  Taking taylor expansion of (/ (* d a) (sqr (hypot c d))) in c
* [misc]taylor:  Taking taylor expansion of (* d a) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of (sqr (hypot c d)) in c
* [misc]taylor:  Taking taylor expansion of (hypot c d) in c
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* d a) into (* d a)
* [misc]backup-simplify:  Simplify (* (hypot c d) (hypot c d)) into (sqr (hypot c d))
* [misc]backup-simplify:  Simplify (/ (* d a) (sqr (hypot c d))) into (/ (* d a) (sqr (hypot c d)))
* [misc]backup-simplify:  Simplify (* -1 (/ (* d a) (sqr (hypot c d)))) into (* -1 (/ (* d a) (sqr (hypot c d))))
* [misc]taylor:  Taking taylor expansion of (* -1 (/ (* d a) (sqr (hypot c d)))) in a
* [misc]taylor:  Taking taylor expansion of -1 in a
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]taylor:  Taking taylor expansion of (/ (* d a) (sqr (hypot c d))) in a
* [misc]taylor:  Taking taylor expansion of (* d a) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (sqr (hypot c d)) in a
* [misc]taylor:  Taking taylor expansion of (hypot c d) in a
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* d 0) into 0
* [misc]backup-simplify:  Simplify (+ (* d 1) (* 0 0)) into d
* [misc]backup-simplify:  Simplify (* (hypot c d) (hypot c d)) into (sqr (hypot c d))
* [misc]backup-simplify:  Simplify (/ d (sqr (hypot c d))) into (/ d (sqr (hypot c d)))
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 c)) into c
* [misc]backup-simplify:  Simplify (+ (* a 0) (* 0 d)) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ c 0) into c
* [misc]backup-simplify:  Simplify (+ (* (hypot c d) 0) (* 0 (hypot c d))) into 0
* [misc]backup-simplify:  Simplify (- (/ c (sqr (hypot c d))) (+ (* (* -1 (/ (* d a) (sqr (hypot c d)))) (/ 0 (sqr (hypot c d)))))) into (/ c (sqr (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (/ c (sqr (hypot c d))) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (sqr (hypot c d)) in c
* [misc]taylor:  Taking taylor expansion of (hypot c d) in c
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* (hypot c d) (hypot c d)) into (sqr (hypot c d))
* [misc]backup-simplify:  Simplify (/ 1 (sqr (hypot c d))) into (/ 1 (sqr (hypot c d)))
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 a)) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot c d) 0) (* 0 (hypot c d))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (sqr (hypot c d))) (+ (* (/ (* d a) (sqr (hypot c d))) (/ 0 (sqr (hypot c d)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (* 0 (/ (* d a) (sqr (hypot c d))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (* -1 (/ d (sqr (hypot c d)))) into (* -1 (/ d (sqr (hypot c d))))
* [misc]taylor:  Taking taylor expansion of (* -1 (/ d (sqr (hypot c d)))) in d
* [misc]taylor:  Taking taylor expansion of -1 in d
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]taylor:  Taking taylor expansion of (/ d (sqr (hypot c d))) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (sqr (hypot c d)) in d
* [misc]taylor:  Taking taylor expansion of (hypot c d) in d
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* (hypot c d) (hypot c d)) into (sqr (hypot c d))
* [misc]backup-simplify:  Simplify (/ 1 (sqr (hypot c d))) into (/ 1 (sqr (hypot c d)))
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 c))) into 0
* [misc]backup-simplify:  Simplify (+ (* a 0) (+ (* 0 0) (* 0 d))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot c d) 0) (+ (* 0 0) (* 0 (hypot c d)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (sqr (hypot c d))) (+ (* (* -1 (/ (* d a) (sqr (hypot c d)))) (/ 0 (sqr (hypot c d)))) (* (/ c (sqr (hypot c d))) (/ 0 (sqr (hypot c d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr (hypot c d))) in a
* [misc]taylor:  Taking taylor expansion of (sqr (hypot c d)) in a
* [misc]taylor:  Taking taylor expansion of (hypot c d) in a
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* (hypot c d) (hypot c d)) into (sqr (hypot c d))
* [misc]backup-simplify:  Simplify (/ 1 (sqr (hypot c d))) into (/ 1 (sqr (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr (hypot c d))) in d
* [misc]taylor:  Taking taylor expansion of (sqr (hypot c d)) in d
* [misc]taylor:  Taking taylor expansion of (hypot c d) in d
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* (hypot c d) (hypot c d)) into (sqr (hypot c d))
* [misc]backup-simplify:  Simplify (/ 1 (sqr (hypot c d))) into (/ 1 (sqr (hypot c d)))
* [misc]backup-simplify:  Simplify (/ 1 (sqr (hypot c d))) into (/ 1 (sqr (hypot c d)))
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (* 0 a))) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot c d) 0) (+ (* 0 0) (* 0 (hypot c d)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (sqr (hypot c d))) (+ (* (/ (* d a) (sqr (hypot c d))) (/ 0 (sqr (hypot c d)))) (* 0 (/ 0 (sqr (hypot c d)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (* 0 (/ (* d a) (sqr (hypot c d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot c d) 0) (* 0 (hypot c d))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (sqr (hypot c d))) (+ (* (/ d (sqr (hypot c d))) (/ 0 (sqr (hypot c d)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (* 0 (/ d (sqr (hypot c d))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (* -1 (/ 1 (sqr (hypot c d)))) into (/ -1 (sqr (hypot c d)))
* [misc]backup-simplify:  Simplify (/ -1 (sqr (hypot c d))) into (/ -1 (sqr (hypot c d)))
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 c)))) into 0
* [misc]backup-simplify:  Simplify (+ (* a 0) (+ (* 0 0) (+ (* 0 0) (* 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot c d) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (hypot c d))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (sqr (hypot c d))) (+ (* (* -1 (/ (* d a) (sqr (hypot c d)))) (/ 0 (sqr (hypot c d)))) (* (/ c (sqr (hypot c d))) (/ 0 (sqr (hypot c d)))) (* 0 (/ 0 (sqr (hypot c d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot c d) 0) (* 0 (hypot c d))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (sqr (hypot c d))) (+ (* (/ 1 (sqr (hypot c d))) (/ 0 (sqr (hypot c d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (+ (* 0 0) (* 0 a)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot c d) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (hypot c d))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (sqr (hypot c d))) (+ (* (/ (* d a) (sqr (hypot c d))) (/ 0 (sqr (hypot c d)))) (* 0 (/ 0 (sqr (hypot c d)))) (* 0 (/ 0 (sqr (hypot c d)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ (* d a) (sqr (hypot c d))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot c d) 0) (* 0 (hypot c d))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot c d))) (/ 0 (sqr (hypot c d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 (sqr (hypot c d))) (* d (* a (* 1 1)))) (* (/ 1 (sqr (hypot c d))) (* 1 (* 1 (* c b))))) into (- (/ (* b c) (sqr (hypot c d))) (/ (* d a) (sqr (hypot c d))))
* [misc]approximate:  Taking taylor expansion of (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (sqr (hypot (/ 1 c) (/ 1 d)))) in (b c a d) around 0
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (sqr (hypot (/ 1 c) (/ 1 d)))) in d
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in d
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in d
* [misc]taylor:  Taking taylor expansion of b in d
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (/ 1 b) into (/ 1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in d
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in d
* [misc]taylor:  Taking taylor expansion of a in d
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (/ 1 a) into (/ 1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ 1 c) (/ 1 d))) in d
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in d
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (* (/ 1 a) 1) into (/ 1 a)
* [misc]backup-simplify:  Simplify (- (/ 1 a)) into (- (/ 1 a))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 a))) into (- (/ 1 a))
* [misc]backup-simplify:  Simplify (* (hypot (/ 1 c) (/ 1 d)) (hypot (/ 1 c) (/ 1 d))) into (sqr (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (/ (- (/ 1 a)) (sqr (hypot (/ 1 c) (/ 1 d)))) into (/ -1 (* (sqr (hypot (/ 1 c) (/ 1 d))) a))
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (sqr (hypot (/ 1 c) (/ 1 d)))) in a
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in a
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in a
* [misc]taylor:  Taking taylor expansion of b in a
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (/ 1 b) into (/ 1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in a
* [misc]taylor:  Taking taylor expansion of c in a
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in a
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ 1 c) (/ 1 d))) in a
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in a
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (* 1 (/ 1 d)) into (/ 1 d)
* [misc]backup-simplify:  Simplify (- (/ 1 d)) into (- (/ 1 d))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 d))) into (- (/ 1 d))
* [misc]backup-simplify:  Simplify (* (hypot (/ 1 c) (/ 1 d)) (hypot (/ 1 c) (/ 1 d))) into (sqr (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (/ (- (/ 1 d)) (sqr (hypot (/ 1 c) (/ 1 d)))) into (/ -1 (* (sqr (hypot (/ 1 c) (/ 1 d))) d))
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (sqr (hypot (/ 1 c) (/ 1 d)))) in c
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in c
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in c
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (/ 1 b) into (/ 1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (/ 1 a) into (/ 1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ 1 c) (/ 1 d))) in c
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in c
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (* (/ 1 b) 1) into (/ 1 b)
* [misc]backup-simplify:  Simplify (+ (/ 1 b) 0) into (/ 1 b)
* [misc]backup-simplify:  Simplify (* (hypot (/ 1 c) (/ 1 d)) (hypot (/ 1 c) (/ 1 d))) into (sqr (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (/ (/ 1 b) (sqr (hypot (/ 1 c) (/ 1 d)))) into (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) b))
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (sqr (hypot (/ 1 c) (/ 1 d)))) in b
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (/ 1 a) into (/ 1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ 1 c) (/ 1 d))) in b
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in b
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (* 1 (/ 1 c)) into (/ 1 c)
* [misc]backup-simplify:  Simplify (+ (/ 1 c) 0) into (/ 1 c)
* [misc]backup-simplify:  Simplify (* (hypot (/ 1 c) (/ 1 d)) (hypot (/ 1 c) (/ 1 d))) into (sqr (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (/ (/ 1 c) (sqr (hypot (/ 1 c) (/ 1 d)))) into (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) c))
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (sqr (hypot (/ 1 c) (/ 1 d)))) in b
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (/ 1 a) into (/ 1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ 1 c) (/ 1 d))) in b
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in b
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (* 1 (/ 1 c)) into (/ 1 c)
* [misc]backup-simplify:  Simplify (+ (/ 1 c) 0) into (/ 1 c)
* [misc]backup-simplify:  Simplify (* (hypot (/ 1 c) (/ 1 d)) (hypot (/ 1 c) (/ 1 d))) into (sqr (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (/ (/ 1 c) (sqr (hypot (/ 1 c) (/ 1 d)))) into (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) c))
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) c)) in c
* [misc]taylor:  Taking taylor expansion of (* (sqr (hypot (/ 1 c) (/ 1 d))) c) in c
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ 1 c) (/ 1 d))) in c
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in c
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* (hypot (/ 1 c) (/ 1 d)) (hypot (/ 1 c) (/ 1 d))) into (sqr (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (* (sqr (hypot (/ 1 c) (/ 1 d))) 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (* 0 (hypot (/ 1 c) (/ 1 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (hypot (/ 1 c) (/ 1 d))) 1) (* 0 0)) into (sqr (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) into (/ 1 (sqr (hypot (/ 1 c) (/ 1 d))))
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) in a
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ 1 c) (/ 1 d))) in a
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in a
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (* (hypot (/ 1 c) (/ 1 d)) (hypot (/ 1 c) (/ 1 d))) into (sqr (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) into (/ 1 (sqr (hypot (/ 1 c) (/ 1 d))))
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 c) (/ 0 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 (/ 1 c))) into 0
* [misc]backup-simplify:  Simplify (* (/ 1 a) (/ 1 d)) into (/ 1 (* d a))
* [misc]backup-simplify:  Simplify (- (/ 1 (* d a))) into (- (/ 1 (* d a)))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 (* d a)))) into (- (/ 1 (* d a)))
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (* 0 (hypot (/ 1 c) (/ 1 d)))) into 0
* [misc]backup-simplify:  Simplify (- (/ (- (/ 1 (* d a))) (sqr (hypot (/ 1 c) (/ 1 d)))) (+ (* (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) c)) (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))))) into (- (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a))))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a)))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a))) in c
* [misc]taylor:  Taking taylor expansion of (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a)) in c
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ 1 c) (/ 1 d))) in c
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in c
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]taylor:  Taking taylor expansion of (* d a) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (* (hypot (/ 1 c) (/ 1 d)) (hypot (/ 1 c) (/ 1 d))) into (sqr (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (* d a) into (* d a)
* [misc]backup-simplify:  Simplify (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a)) into (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a))
* [misc]backup-simplify:  Simplify (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a))) into (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a)))
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (* 0 (hypot (/ 1 c) (/ 1 d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (hypot (/ 1 c) (/ 1 d))) 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) in d
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ 1 c) (/ 1 d))) in d
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in d
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (* (hypot (/ 1 c) (/ 1 d)) (hypot (/ 1 c) (/ 1 d))) into (sqr (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) into (/ 1 (sqr (hypot (/ 1 c) (/ 1 d))))
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 c) (/ 0 c)) (* 0 (/ 0 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 (/ 1 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 a) (/ 0 a)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 a) 0) (* 0 (/ 1 d))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (* 0 (hypot (/ 1 c) (/ 1 d))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (sqr (hypot (/ 1 c) (/ 1 d)))) (+ (* (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) c)) (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))) (* (- (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a)))) (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a)))) into (- (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a))))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a)))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a))) in a
* [misc]taylor:  Taking taylor expansion of (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a)) in a
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ 1 c) (/ 1 d))) in a
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in a
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]taylor:  Taking taylor expansion of (* d a) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* (hypot (/ 1 c) (/ 1 d)) (hypot (/ 1 c) (/ 1 d))) into (sqr (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (* d 0) into 0
* [misc]backup-simplify:  Simplify (* (sqr (hypot (/ 1 c) (/ 1 d))) 0) into 0
* [misc]backup-simplify:  Simplify (+ (* d 1) (* 0 0)) into d
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (* 0 (hypot (/ 1 c) (/ 1 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (hypot (/ 1 c) (/ 1 d))) d) (* 0 0)) into (* (sqr (hypot (/ 1 c) (/ 1 d))) d)
* [misc]backup-simplify:  Simplify (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) d)) into (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) d))
* [misc]backup-simplify:  Simplify (- (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) d))) into (- (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) d)))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) d))) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) d)) in d
* [misc]taylor:  Taking taylor expansion of (* (sqr (hypot (/ 1 c) (/ 1 d))) d) in d
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ 1 c) (/ 1 d))) in d
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in d
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* (hypot (/ 1 c) (/ 1 d)) (hypot (/ 1 c) (/ 1 d))) into (sqr (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (* (sqr (hypot (/ 1 c) (/ 1 d))) 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (* 0 (hypot (/ 1 c) (/ 1 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (hypot (/ 1 c) (/ 1 d))) 1) (* 0 0)) into (sqr (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) into (/ 1 (sqr (hypot (/ 1 c) (/ 1 d))))
* [misc]backup-simplify:  Simplify (- (/ 1 (sqr (hypot (/ 1 c) (/ 1 d))))) into (- (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))))
* [misc]backup-simplify:  Simplify (- (/ 1 (sqr (hypot (/ 1 c) (/ 1 d))))) into (- (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))))
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (hypot (/ 1 c) (/ 1 d))) 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))) (* 0 (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (* 0 (hypot (/ 1 c) (/ 1 d)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) into (/ 1 (sqr (hypot (/ 1 c) (/ 1 d))))
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 c) (/ 0 c)) (* 0 (/ 0 c)) (* 0 (/ 0 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 c))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)) (* 0 (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 a) (/ 0 a)) (* 0 (/ 0 a)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 a) 0) (+ (* 0 0) (* 0 (/ 1 d)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (sqr (hypot (/ 1 c) (/ 1 d)))) (+ (* (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) c)) (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))) (* (- (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a)))) (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))) (* 0 (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 a)) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (* 0 (hypot (/ 1 c) (/ 1 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (hypot (/ 1 c) (/ 1 d))) 0) (* 0 (* d a))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a))) (/ 0 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a)))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (hypot (/ 1 c) (/ 1 d))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (hypot (/ 1 c) (/ 1 d))) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))) (* 0 (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))) (* 0 (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (* 0 (hypot (/ 1 c) (/ 1 d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (hypot (/ 1 c) (/ 1 d))) 0) (+ (* 0 d) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) d)) (/ 0 (* (sqr (hypot (/ 1 c) (/ 1 d))) d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (* 0 (hypot (/ 1 c) (/ 1 d))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))) (* 0 (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (* 0 (hypot (/ 1 c) (/ 1 d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (hypot (/ 1 c) (/ 1 d))) 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (* 0 (hypot (/ 1 c) (/ 1 d)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 c) (/ 0 c)) (* 0 (/ 0 c)) (* 0 (/ 0 c)) (* 0 (/ 0 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 c)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)) (* 0 (/ 0 d)) (* 0 (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 a) (/ 0 a)) (* 0 (/ 0 a)) (* 0 (/ 0 a)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 a) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (hypot (/ 1 c) (/ 1 d))))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (sqr (hypot (/ 1 c) (/ 1 d)))) (+ (* (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) c)) (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))) (* (- (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a)))) (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))) (* 0 (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))) (* 0 (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (* 0 a))) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (* 0 (hypot (/ 1 c) (/ 1 d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (hypot (/ 1 c) (/ 1 d))) 0) (+ (* 0 0) (* 0 (* d a)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a))) (/ 0 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a)))) (* 0 (/ 0 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a)))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (hypot (/ 1 c) (/ 1 d)))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (hypot (/ 1 c) (/ 1 d))) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))) (* 0 (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))) (* 0 (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))) (* 0 (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (hypot (/ 1 c) (/ 1 d))) 0) (+ (* 0 0) (+ (* 0 d) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) d)) (/ 0 (* (sqr (hypot (/ 1 c) (/ 1 d))) d))) (* 0 (/ 0 (* (sqr (hypot (/ 1 c) (/ 1 d))) d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))) (* 0 (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))) (* 0 (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) (* 1 (* 1 (* (/ 1 (/ 1 c)) (/ 1 (/ 1 b)))))) (* (- (/ 1 (sqr (hypot (/ 1 c) (/ 1 d))))) (* (/ 1 (/ 1 d)) (* (/ 1 (/ 1 a)) (* 1 1))))) into (- (/ (* b c) (sqr (hypot (/ 1 c) (/ 1 d)))) (/ (* d a) (sqr (hypot (/ 1 c) (/ 1 d)))))
* [misc]approximate:  Taking taylor expansion of (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (sqr (hypot (/ 1 (- c)) (/ 1 (- d))))) in (b c a d) around 0
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (sqr (hypot (/ 1 (- c)) (/ 1 (- d))))) in d
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in d
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in d
* [misc]taylor:  Taking taylor expansion of (- b) in d
* [misc]taylor:  Taking taylor expansion of b in d
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (/ 1 (- b)) into (/ -1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in d
* [misc]taylor:  Taking taylor expansion of (- c) in d
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in d
* [misc]taylor:  Taking taylor expansion of (- a) in d
* [misc]taylor:  Taking taylor expansion of a in d
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (/ 1 (- a)) into (/ -1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in d
* [misc]taylor:  Taking taylor expansion of (- d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ 1 (- c)) (/ 1 (- d)))) in d
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in d
* [misc]backup-simplify:  Simplify (hypot (/ 1 (- c)) (/ 1 (- d))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* (/ -1 a) -1) into (/ 1 a)
* [misc]backup-simplify:  Simplify (- (/ 1 a)) into (- (/ 1 a))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 a))) into (- (/ 1 a))
* [misc]backup-simplify:  Simplify (* (hypot (/ -1 c) (/ -1 d)) (hypot (/ -1 c) (/ -1 d))) into (sqr (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (/ (- (/ 1 a)) (sqr (hypot (/ -1 c) (/ -1 d)))) into (/ -1 (* a (sqr (hypot (/ -1 c) (/ -1 d)))))
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (sqr (hypot (/ 1 (- c)) (/ 1 (- d))))) in a
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in a
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in a
* [misc]taylor:  Taking taylor expansion of (- b) in a
* [misc]taylor:  Taking taylor expansion of b in a
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (/ 1 (- b)) into (/ -1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in a
* [misc]taylor:  Taking taylor expansion of (- c) in a
* [misc]taylor:  Taking taylor expansion of c in a
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in a
* [misc]taylor:  Taking taylor expansion of (- a) in a
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in a
* [misc]taylor:  Taking taylor expansion of (- d) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ 1 (- c)) (/ 1 (- d)))) in a
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in a
* [misc]backup-simplify:  Simplify (hypot (/ 1 (- c)) (/ 1 (- d))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* -1 (/ -1 d)) into (/ 1 d)
* [misc]backup-simplify:  Simplify (- (/ 1 d)) into (- (/ 1 d))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 d))) into (- (/ 1 d))
* [misc]backup-simplify:  Simplify (* (hypot (/ -1 c) (/ -1 d)) (hypot (/ -1 c) (/ -1 d))) into (sqr (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (/ (- (/ 1 d)) (sqr (hypot (/ -1 c) (/ -1 d)))) into (/ -1 (* d (sqr (hypot (/ -1 c) (/ -1 d)))))
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (sqr (hypot (/ 1 (- c)) (/ 1 (- d))))) in c
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in c
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in c
* [misc]taylor:  Taking taylor expansion of (- b) in c
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (/ 1 (- b)) into (/ -1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in c
* [misc]taylor:  Taking taylor expansion of (- c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in c
* [misc]taylor:  Taking taylor expansion of (- a) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (/ 1 (- a)) into (/ -1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in c
* [misc]taylor:  Taking taylor expansion of (- d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ 1 (- c)) (/ 1 (- d)))) in c
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in c
* [misc]backup-simplify:  Simplify (hypot (/ 1 (- c)) (/ 1 (- d))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* (/ -1 b) -1) into (/ 1 b)
* [misc]backup-simplify:  Simplify (+ (/ 1 b) 0) into (/ 1 b)
* [misc]backup-simplify:  Simplify (* (hypot (/ -1 c) (/ -1 d)) (hypot (/ -1 c) (/ -1 d))) into (sqr (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (/ (/ 1 b) (sqr (hypot (/ -1 c) (/ -1 d)))) into (/ 1 (* b (sqr (hypot (/ -1 c) (/ -1 d)))))
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (sqr (hypot (/ 1 (- c)) (/ 1 (- d))))) in b
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in b
* [misc]taylor:  Taking taylor expansion of (- b) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in b
* [misc]taylor:  Taking taylor expansion of (- c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in b
* [misc]taylor:  Taking taylor expansion of (- a) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (/ 1 (- a)) into (/ -1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in b
* [misc]taylor:  Taking taylor expansion of (- d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ 1 (- c)) (/ 1 (- d)))) in b
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in b
* [misc]backup-simplify:  Simplify (hypot (/ 1 (- c)) (/ 1 (- d))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* -1 (/ -1 c)) into (/ 1 c)
* [misc]backup-simplify:  Simplify (+ (/ 1 c) 0) into (/ 1 c)
* [misc]backup-simplify:  Simplify (* (hypot (/ -1 c) (/ -1 d)) (hypot (/ -1 c) (/ -1 d))) into (sqr (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (/ (/ 1 c) (sqr (hypot (/ -1 c) (/ -1 d)))) into (/ 1 (* c (sqr (hypot (/ -1 c) (/ -1 d)))))
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (sqr (hypot (/ 1 (- c)) (/ 1 (- d))))) in b
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in b
* [misc]taylor:  Taking taylor expansion of (- b) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in b
* [misc]taylor:  Taking taylor expansion of (- c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in b
* [misc]taylor:  Taking taylor expansion of (- a) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (/ 1 (- a)) into (/ -1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in b
* [misc]taylor:  Taking taylor expansion of (- d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ 1 (- c)) (/ 1 (- d)))) in b
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in b
* [misc]backup-simplify:  Simplify (hypot (/ 1 (- c)) (/ 1 (- d))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* -1 (/ -1 c)) into (/ 1 c)
* [misc]backup-simplify:  Simplify (+ (/ 1 c) 0) into (/ 1 c)
* [misc]backup-simplify:  Simplify (* (hypot (/ -1 c) (/ -1 d)) (hypot (/ -1 c) (/ -1 d))) into (sqr (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (/ (/ 1 c) (sqr (hypot (/ -1 c) (/ -1 d)))) into (/ 1 (* c (sqr (hypot (/ -1 c) (/ -1 d)))))
* [misc]taylor:  Taking taylor expansion of (/ 1 (* c (sqr (hypot (/ -1 c) (/ -1 d))))) in c
* [misc]taylor:  Taking taylor expansion of (* c (sqr (hypot (/ -1 c) (/ -1 d)))) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ -1 c) (/ -1 d))) in c
* [misc]taylor:  Taking taylor expansion of (hypot (/ -1 c) (/ -1 d)) in c
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* (hypot (/ -1 c) (/ -1 d)) (hypot (/ -1 c) (/ -1 d))) into (sqr (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (* 0 (sqr (hypot (/ -1 c) (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (* 0 (hypot (/ -1 c) (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 (sqr (hypot (/ -1 c) (/ -1 d))))) into (sqr (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) into (/ 1 (sqr (hypot (/ -1 c) (/ -1 d))))
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) in a
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ -1 c) (/ -1 d))) in a
* [misc]taylor:  Taking taylor expansion of (hypot (/ -1 c) (/ -1 d)) in a
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* (hypot (/ -1 c) (/ -1 d)) (hypot (/ -1 c) (/ -1 d))) into (sqr (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) into (/ 1 (sqr (hypot (/ -1 c) (/ -1 d))))
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 c) (/ 0 (- c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (* 0 (/ -1 c))) into 0
* [misc]backup-simplify:  Simplify (* (/ -1 a) (/ -1 d)) into (/ 1 (* d a))
* [misc]backup-simplify:  Simplify (- (/ 1 (* d a))) into (- (/ 1 (* d a)))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 (* d a)))) into (- (/ 1 (* d a)))
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (* 0 (hypot (/ -1 c) (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (- (/ (- (/ 1 (* d a))) (sqr (hypot (/ -1 c) (/ -1 d)))) (+ (* (/ 1 (* c (sqr (hypot (/ -1 c) (/ -1 d))))) (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))))) into (- (/ 1 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d)))))))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d))))))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d)))))) in c
* [misc]taylor:  Taking taylor expansion of (* d (* a (sqr (hypot (/ -1 c) (/ -1 d))))) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (* a (sqr (hypot (/ -1 c) (/ -1 d)))) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ -1 c) (/ -1 d))) in c
* [misc]taylor:  Taking taylor expansion of (hypot (/ -1 c) (/ -1 d)) in c
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* (hypot (/ -1 c) (/ -1 d)) (hypot (/ -1 c) (/ -1 d))) into (sqr (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (* a (sqr (hypot (/ -1 c) (/ -1 d)))) into (* a (sqr (hypot (/ -1 c) (/ -1 d))))
* [misc]backup-simplify:  Simplify (* d (* a (sqr (hypot (/ -1 c) (/ -1 d))))) into (* d (* a (sqr (hypot (/ -1 c) (/ -1 d)))))
* [misc]backup-simplify:  Simplify (/ 1 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d)))))) into (/ 1 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d))))))
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 (sqr (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) in d
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ -1 c) (/ -1 d))) in d
* [misc]taylor:  Taking taylor expansion of (hypot (/ -1 c) (/ -1 d)) in d
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* (hypot (/ -1 c) (/ -1 d)) (hypot (/ -1 c) (/ -1 d))) into (sqr (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) into (/ 1 (sqr (hypot (/ -1 c) (/ -1 d))))
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 c) (/ 0 (- c))) (* 0 (/ 0 (- c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (* 0 (/ -1 c)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d) (/ 0 (- d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 a) (/ 0 (- a))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 a) 0) (* 0 (/ -1 d))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (sqr (hypot (/ -1 c) (/ -1 d)))) (+ (* (/ 1 (* c (sqr (hypot (/ -1 c) (/ -1 d))))) (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))) (* (- (/ 1 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d))))))) (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 1 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d))))))) into (- (/ 1 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d)))))))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d))))))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d)))))) in a
* [misc]taylor:  Taking taylor expansion of (* d (* a (sqr (hypot (/ -1 c) (/ -1 d))))) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (* a (sqr (hypot (/ -1 c) (/ -1 d)))) in a
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ -1 c) (/ -1 d))) in a
* [misc]taylor:  Taking taylor expansion of (hypot (/ -1 c) (/ -1 d)) in a
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* (hypot (/ -1 c) (/ -1 d)) (hypot (/ -1 c) (/ -1 d))) into (sqr (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (* 0 (sqr (hypot (/ -1 c) (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (* d 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (* 0 (hypot (/ -1 c) (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 (sqr (hypot (/ -1 c) (/ -1 d))))) into (sqr (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (+ (* d (sqr (hypot (/ -1 c) (/ -1 d)))) (* 0 0)) into (* d (sqr (hypot (/ -1 c) (/ -1 d))))
* [misc]backup-simplify:  Simplify (/ 1 (* d (sqr (hypot (/ -1 c) (/ -1 d))))) into (/ 1 (* d (sqr (hypot (/ -1 c) (/ -1 d)))))
* [misc]backup-simplify:  Simplify (- (/ 1 (* d (sqr (hypot (/ -1 c) (/ -1 d)))))) into (- (/ 1 (* d (sqr (hypot (/ -1 c) (/ -1 d))))))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* d (sqr (hypot (/ -1 c) (/ -1 d)))))) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d (sqr (hypot (/ -1 c) (/ -1 d))))) in d
* [misc]taylor:  Taking taylor expansion of (* d (sqr (hypot (/ -1 c) (/ -1 d)))) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ -1 c) (/ -1 d))) in d
* [misc]taylor:  Taking taylor expansion of (hypot (/ -1 c) (/ -1 d)) in d
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* (hypot (/ -1 c) (/ -1 d)) (hypot (/ -1 c) (/ -1 d))) into (sqr (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (* 0 (sqr (hypot (/ -1 c) (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (* 0 (hypot (/ -1 c) (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 (sqr (hypot (/ -1 c) (/ -1 d))))) into (sqr (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) into (/ 1 (sqr (hypot (/ -1 c) (/ -1 d))))
* [misc]backup-simplify:  Simplify (- (/ 1 (sqr (hypot (/ -1 c) (/ -1 d))))) into (- (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))))
* [misc]backup-simplify:  Simplify (- (/ 1 (sqr (hypot (/ -1 c) (/ -1 d))))) into (- (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))))
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 (sqr (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))) (* 0 (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (* 0 (hypot (/ -1 c) (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) into (/ 1 (sqr (hypot (/ -1 c) (/ -1 d))))
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 c) (/ 0 (- c))) (* 0 (/ 0 (- c))) (* 0 (/ 0 (- c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ -1 c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d) (/ 0 (- d))) (* 0 (/ 0 (- d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 a) (/ 0 (- a))) (* 0 (/ 0 (- a))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 a) 0) (+ (* 0 0) (* 0 (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (sqr (hypot (/ -1 c) (/ -1 d)))) (+ (* (/ 1 (* c (sqr (hypot (/ -1 c) (/ -1 d))))) (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))) (* (- (/ 1 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d))))))) (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))) (* 0 (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (* 0 (hypot (/ -1 c) (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* a 0) (* 0 (sqr (hypot (/ -1 c) (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 (* a (sqr (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d)))))) (/ 0 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d))))))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (sqr (hypot (/ -1 c) (/ -1 d)))))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))) (* 0 (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))) (* 0 (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 (sqr (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 (sqr (hypot (/ -1 c) (/ -1 d)))) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d (sqr (hypot (/ -1 c) (/ -1 d))))) (/ 0 (* d (sqr (hypot (/ -1 c) (/ -1 d)))))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))) (* 0 (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 (sqr (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (* 0 (hypot (/ -1 c) (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 c) (/ 0 (- c))) (* 0 (/ 0 (- c))) (* 0 (/ 0 (- c))) (* 0 (/ 0 (- c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ -1 c)))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d) (/ 0 (- d))) (* 0 (/ 0 (- d))) (* 0 (/ 0 (- d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 a) (/ 0 (- a))) (* 0 (/ 0 (- a))) (* 0 (/ 0 (- a))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 a) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (sqr (hypot (/ -1 c) (/ -1 d)))) (+ (* (/ 1 (* c (sqr (hypot (/ -1 c) (/ -1 d))))) (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))) (* (- (/ 1 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d))))))) (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))) (* 0 (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))) (* 0 (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* a 0) (+ (* 0 0) (* 0 (sqr (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (* 0 (* a (sqr (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d)))))) (/ 0 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d))))))) (* 0 (/ 0 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d))))))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d)))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (sqr (hypot (/ -1 c) (/ -1 d))))))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))) (* 0 (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))) (* 0 (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))) (* 0 (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 (sqr (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (+ (* 0 (sqr (hypot (/ -1 c) (/ -1 d)))) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d (sqr (hypot (/ -1 c) (/ -1 d))))) (/ 0 (* d (sqr (hypot (/ -1 c) (/ -1 d)))))) (* 0 (/ 0 (* d (sqr (hypot (/ -1 c) (/ -1 d)))))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))) (* 0 (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))) (* 0 (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) (* 1 (* 1 (* (/ 1 (/ 1 (- c))) (/ 1 (/ 1 (- b))))))) (* (- (/ 1 (sqr (hypot (/ -1 c) (/ -1 d))))) (* (/ 1 (/ 1 (- d))) (* (/ 1 (/ 1 (- a))) (* 1 1))))) into (- (/ (* b c) (sqr (hypot (/ -1 c) (/ -1 d)))) (/ (* d a) (sqr (hypot (/ -1 c) (/ -1 d)))))
* * * * [misc]progress:  [ 3 / 4 ] generating series at (2 1)
* [misc]approximate:  Taking taylor expansion of (- (* b c) (* a d)) in (b c a d) around 0
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in d
* [misc]taylor:  Taking taylor expansion of (* b c) in d
* [misc]taylor:  Taking taylor expansion of b in d
* [misc]backup-simplify:  Simplify b into b
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (* a d) in d
* [misc]taylor:  Taking taylor expansion of a in d
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in a
* [misc]taylor:  Taking taylor expansion of (* b c) in a
* [misc]taylor:  Taking taylor expansion of b in a
* [misc]backup-simplify:  Simplify b into b
* [misc]taylor:  Taking taylor expansion of c in a
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (* a d) in a
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in c
* [misc]taylor:  Taking taylor expansion of (* b c) in c
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (* a d) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in b
* [misc]taylor:  Taking taylor expansion of (* b c) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (* a d) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in b
* [misc]taylor:  Taking taylor expansion of (* b c) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (* a d) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (* 0 c) into 0
* [misc]backup-simplify:  Simplify (* a d) into (* d a)
* [misc]backup-simplify:  Simplify (- (* d a)) into (- (* d a))
* [misc]backup-simplify:  Simplify (+ 0 (- (* d a))) into (- (* d a))
* [misc]taylor:  Taking taylor expansion of (- (* d a)) in c
* [misc]taylor:  Taking taylor expansion of (* d a) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (* d a) into (* d a)
* [misc]backup-simplify:  Simplify (- (* d a)) into (- (* d a))
* [misc]taylor:  Taking taylor expansion of (- (* d a)) in a
* [misc]taylor:  Taking taylor expansion of (* d a) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* d 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 c)) into c
* [misc]backup-simplify:  Simplify (+ (* a 0) (* 0 d)) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ c 0) into c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 a)) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 1) (* 0 0)) into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]taylor:  Taking taylor expansion of (- d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 c))) into 0
* [misc]backup-simplify:  Simplify (+ (* a 0) (+ (* 0 0) (* 0 d))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]approximate:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in (b c a d) around 0
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in d
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in d
* [misc]taylor:  Taking taylor expansion of b in d
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (/ 1 b) into (/ 1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in d
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in d
* [misc]taylor:  Taking taylor expansion of a in d
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (/ 1 a) into (/ 1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in a
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in a
* [misc]taylor:  Taking taylor expansion of b in a
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (/ 1 b) into (/ 1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in a
* [misc]taylor:  Taking taylor expansion of c in a
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in a
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in c
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in c
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (/ 1 b) into (/ 1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (/ 1 a) into (/ 1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (/ 1 a) into (/ 1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (/ 1 a) into (/ 1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]backup-simplify:  Simplify (* 1 (/ 1 c)) into (/ 1 c)
* [misc]backup-simplify:  Simplify (+ (/ 1 c) 0) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of 1 in a
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 c) (/ 0 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 (/ 1 c))) into 0
* [misc]backup-simplify:  Simplify (* (/ 1 a) (/ 1 d)) into (/ 1 (* d a))
* [misc]backup-simplify:  Simplify (- (/ 1 (* d a))) into (- (/ 1 (* d a)))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 (* d a)))) into (- (/ 1 (* d a)))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* d a))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d a)) in c
* [misc]taylor:  Taking taylor expansion of (* d a) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (* d a) into (* d a)
* [misc]backup-simplify:  Simplify (/ 1 (* d a)) into (/ 1 (* d a))
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 1 in d
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 c) (/ 0 c)) (* 0 (/ 0 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 (/ 1 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 a) (/ 0 a)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 a) 0) (* 0 (/ 1 d))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 1 (* d a))) into (- (/ 1 (* d a)))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* d a))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d a)) in a
* [misc]taylor:  Taking taylor expansion of (* d a) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* d 0) into 0
* [misc]backup-simplify:  Simplify (+ (* d 1) (* 0 0)) into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]backup-simplify:  Simplify (- (/ 1 d)) into (- (/ 1 d))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d)) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 c) (/ 0 c)) (* 0 (/ 0 c)) (* 0 (/ 0 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 c))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)) (* 0 (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 a) (/ 0 a)) (* 0 (/ 0 a)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 a) 0) (+ (* 0 0) (* 0 (/ 1 d)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 a)) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d a)) (/ 0 (* d a))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 c) (/ 0 c)) (* 0 (/ 0 c)) (* 0 (/ 0 c)) (* 0 (/ 0 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 c)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)) (* 0 (/ 0 d)) (* 0 (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 a) (/ 0 a)) (* 0 (/ 0 a)) (* 0 (/ 0 a)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 a) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (* 0 a))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d a)) (/ 0 (* d a))) (* 0 (/ 0 (* d a))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)) (* 0 (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 1 (* 1 (* 1 (* (/ 1 (/ 1 c)) (/ 1 (/ 1 b)))))) (* -1 (* (/ 1 (/ 1 d)) (* (/ 1 (/ 1 a)) (* 1 1))))) into (- (* b c) (* d a))
* [misc]approximate:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in (b c a d) around 0
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in d
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in d
* [misc]taylor:  Taking taylor expansion of (- b) in d
* [misc]taylor:  Taking taylor expansion of b in d
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (/ 1 (- b)) into (/ -1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in d
* [misc]taylor:  Taking taylor expansion of (- c) in d
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in d
* [misc]taylor:  Taking taylor expansion of (- a) in d
* [misc]taylor:  Taking taylor expansion of a in d
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (/ 1 (- a)) into (/ -1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in d
* [misc]taylor:  Taking taylor expansion of (- d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in a
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in a
* [misc]taylor:  Taking taylor expansion of (- b) in a
* [misc]taylor:  Taking taylor expansion of b in a
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (/ 1 (- b)) into (/ -1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in a
* [misc]taylor:  Taking taylor expansion of (- c) in a
* [misc]taylor:  Taking taylor expansion of c in a
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in a
* [misc]taylor:  Taking taylor expansion of (- a) in a
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in a
* [misc]taylor:  Taking taylor expansion of (- d) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in c
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in c
* [misc]taylor:  Taking taylor expansion of (- b) in c
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (/ 1 (- b)) into (/ -1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in c
* [misc]taylor:  Taking taylor expansion of (- c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in c
* [misc]taylor:  Taking taylor expansion of (- a) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (/ 1 (- a)) into (/ -1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in c
* [misc]taylor:  Taking taylor expansion of (- d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in b
* [misc]taylor:  Taking taylor expansion of (- b) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in b
* [misc]taylor:  Taking taylor expansion of (- c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in b
* [misc]taylor:  Taking taylor expansion of (- a) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (/ 1 (- a)) into (/ -1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in b
* [misc]taylor:  Taking taylor expansion of (- d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in b
* [misc]taylor:  Taking taylor expansion of (- b) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in b
* [misc]taylor:  Taking taylor expansion of (- c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in b
* [misc]taylor:  Taking taylor expansion of (- a) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (/ 1 (- a)) into (/ -1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in b
* [misc]taylor:  Taking taylor expansion of (- d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]backup-simplify:  Simplify (* -1 (/ -1 c)) into (/ 1 c)
* [misc]backup-simplify:  Simplify (+ (/ 1 c) 0) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of 1 in a
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 c) (/ 0 (- c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (* 0 (/ -1 c))) into 0
* [misc]backup-simplify:  Simplify (* (/ -1 a) (/ -1 d)) into (/ 1 (* d a))
* [misc]backup-simplify:  Simplify (- (/ 1 (* d a))) into (- (/ 1 (* d a)))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 (* d a)))) into (- (/ 1 (* d a)))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* d a))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d a)) in c
* [misc]taylor:  Taking taylor expansion of (* d a) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (* d a) into (* d a)
* [misc]backup-simplify:  Simplify (/ 1 (* d a)) into (/ 1 (* d a))
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 1 in d
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 c) (/ 0 (- c))) (* 0 (/ 0 (- c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (* 0 (/ -1 c)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d) (/ 0 (- d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 a) (/ 0 (- a))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 a) 0) (* 0 (/ -1 d))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 1 (* d a))) into (- (/ 1 (* d a)))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* d a))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d a)) in a
* [misc]taylor:  Taking taylor expansion of (* d a) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* d 0) into 0
* [misc]backup-simplify:  Simplify (+ (* d 1) (* 0 0)) into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]backup-simplify:  Simplify (- (/ 1 d)) into (- (/ 1 d))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d)) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 c) (/ 0 (- c))) (* 0 (/ 0 (- c))) (* 0 (/ 0 (- c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ -1 c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d) (/ 0 (- d))) (* 0 (/ 0 (- d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 a) (/ 0 (- a))) (* 0 (/ 0 (- a))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 a) 0) (+ (* 0 0) (* 0 (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 a)) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d a)) (/ 0 (* d a))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 c) (/ 0 (- c))) (* 0 (/ 0 (- c))) (* 0 (/ 0 (- c))) (* 0 (/ 0 (- c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ -1 c)))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d) (/ 0 (- d))) (* 0 (/ 0 (- d))) (* 0 (/ 0 (- d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 a) (/ 0 (- a))) (* 0 (/ 0 (- a))) (* 0 (/ 0 (- a))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 a) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (* 0 a))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d a)) (/ 0 (* d a))) (* 0 (/ 0 (* d a))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)) (* 0 (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 1 (* 1 (* 1 (* (/ 1 (/ 1 (- c))) (/ 1 (/ 1 (- b))))))) (* -1 (* (/ 1 (/ 1 (- d))) (* (/ 1 (/ 1 (- a))) (* 1 1))))) into (- (* b c) (* d a))
* * * * [misc]progress:  [ 4 / 4 ] generating series at (2 2 1)
* [misc]approximate:  Taking taylor expansion of (hypot c d) in (c d) around 0
* [misc]taylor:  Taking taylor expansion of (hypot c d) in d
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]taylor:  Taking taylor expansion of (hypot c d) in c
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]taylor:  Taking taylor expansion of (hypot c d) in c
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]taylor:  Taking taylor expansion of (hypot c d) in d
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]approximate:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in (c d) around 0
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in d
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in c
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in c
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in d
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]approximate:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in (c d) around 0
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in d
* [misc]backup-simplify:  Simplify (hypot (/ 1 (- c)) (/ 1 (- d))) into (hypot (/ -1 c) (/ -1 d))
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in c
* [misc]backup-simplify:  Simplify (hypot (/ 1 (- c)) (/ 1 (- d))) into (hypot (/ -1 c) (/ -1 d))
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in c
* [misc]backup-simplify:  Simplify (hypot (/ 1 (- c)) (/ 1 (- d))) into (hypot (/ -1 c) (/ -1 d))
* [misc]taylor:  Taking taylor expansion of (hypot (/ -1 c) (/ -1 d)) in d
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* * * [misc]progress:  generating rewritten candidates
* * * * [misc]progress:  [ 1 / 4 ] rewriting at (2 2)
* * * * [misc]progress:  [ 2 / 4 ] rewriting at (2)
* * * * [misc]progress:  [ 3 / 4 ] rewriting at (2 1)
* * * * [misc]progress:  [ 4 / 4 ] rewriting at (2 2 1)
* * * [misc]progress:  simplifying candidates
* * * * [misc]progress:  [ 1 / 78 ] simplifiying candidate #<alt-event (λ (a b c d) (/ (- (* b c) (* a d)) (sqr (hypot c d))))>
* [enter]simplify:  Simplifying (/ (- (* b c) (* a d)) (sqr (hypot c d)))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (16 enodes)
* * [misc]simplify:  iters left: 4 (38 enodes)
* * [misc]simplify:  iters left: 3 (67 enodes)
* * [misc]simplify:  iters left: 2 (87 enodes)
* * [misc]simplify:  iters left: 1 (99 enodes)
* [exit]simplify:  Simplified to (/ (- (* c b) (* d a)) (* (hypot c d) (hypot c d)))
* * * * [misc]progress:  [ 2 / 78 ] simplifiying candidate #<alt-event (λ (a b c d) (/ (- (* b c) (* a d)) (sqr (hypot (/ 1 c) (/ 1 d)))))>
* [enter]simplify:  Simplifying (/ (- (* b c) (* a d)) (sqr (hypot (/ 1 c) (/ 1 d))))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (21 enodes)
* * [misc]simplify:  iters left: 4 (43 enodes)
* * [misc]simplify:  iters left: 3 (72 enodes)
* * [misc]simplify:  iters left: 2 (92 enodes)
* * [misc]simplify:  iters left: 1 (104 enodes)
* [exit]simplify:  Simplified to (/ (/ (- (* c b) (* d a)) (hypot (/ 1 c) (/ 1 d))) (hypot (/ 1 c) (/ 1 d)))
* * * * [misc]progress:  [ 3 / 78 ] simplifiying candidate #<alt-event (λ (a b c d) (/ (- (* b c) (* a d)) (sqr (hypot (/ -1 c) (/ -1 d)))))>
* [enter]simplify:  Simplifying (/ (- (* b c) (* a d)) (sqr (hypot (/ -1 c) (/ -1 d))))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (19 enodes)
* * [misc]simplify:  iters left: 4 (41 enodes)
* * [misc]simplify:  iters left: 3 (70 enodes)
* * [misc]simplify:  iters left: 2 (90 enodes)
* * [misc]simplify:  iters left: 1 (102 enodes)
* [exit]simplify:  Simplified to (/ (/ (- (* c b) (* d a)) (hypot (/ -1 c) (/ -1 d))) (hypot (/ -1 c) (/ -1 d)))
* * * * [misc]progress:  [ 4 / 78 ] simplifiying candidate #<alt-event (λ (a b c d) (- (/ (* b c) (sqr (hypot c d))) (/ (* d a) (sqr (hypot c d)))))>
* [enter]simplify:  Simplifying (- (/ (* b c) (sqr (hypot c d))) (/ (* d a) (sqr (hypot c d))))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (18 enodes)
* * [misc]simplify:  iters left: 4 (32 enodes)
* * [misc]simplify:  iters left: 3 (62 enodes)
* * [misc]simplify:  iters left: 2 (74 enodes)
* * [misc]simplify:  iters left: 1 (86 enodes)
* [exit]simplify:  Simplified to (- (* (/ b (hypot c d)) (/ c (hypot c d))) (* (/ a (hypot c d)) (/ d (hypot c d))))
* * * * [misc]progress:  [ 5 / 78 ] simplifiying candidate #<alt-event (λ (a b c d) (- (/ (* b c) (sqr (hypot (/ 1 c) (/ 1 d)))) (/ (* d a) (sqr (hypot (/ 1 c) (/ 1 d))))))>
* [enter]simplify:  Simplifying (- (/ (* b c) (sqr (hypot (/ 1 c) (/ 1 d)))) (/ (* d a) (sqr (hypot (/ 1 c) (/ 1 d)))))
* * [misc]simplify:  iters left: 6 (14 enodes)
* * [misc]simplify:  iters left: 5 (23 enodes)
* * [misc]simplify:  iters left: 4 (37 enodes)
* * [misc]simplify:  iters left: 3 (67 enodes)
* * [misc]simplify:  iters left: 2 (79 enodes)
* * [misc]simplify:  iters left: 1 (91 enodes)
* [exit]simplify:  Simplified to (- (* (/ c (hypot (/ 1 c) (/ 1 d))) (/ b (hypot (/ 1 c) (/ 1 d)))) (/ (/ a (hypot (/ 1 c) (/ 1 d))) (/ (hypot (/ 1 c) (/ 1 d)) d)))
* * * * [misc]progress:  [ 6 / 78 ] simplifiying candidate #<alt-event (λ (a b c d) (- (/ (* b c) (sqr (hypot (/ -1 c) (/ -1 d)))) (/ (* d a) (sqr (hypot (/ -1 c) (/ -1 d))))))>
* [enter]simplify:  Simplifying (- (/ (* b c) (sqr (hypot (/ -1 c) (/ -1 d)))) (/ (* d a) (sqr (hypot (/ -1 c) (/ -1 d)))))
* * [misc]simplify:  iters left: 6 (14 enodes)
* * [misc]simplify:  iters left: 5 (21 enodes)
* * [misc]simplify:  iters left: 4 (35 enodes)
* * [misc]simplify:  iters left: 3 (65 enodes)
* * [misc]simplify:  iters left: 2 (77 enodes)
* * [misc]simplify:  iters left: 1 (89 enodes)
* [exit]simplify:  Simplified to (- (* (/ b (hypot (/ -1 c) (/ -1 d))) (/ c (hypot (/ -1 c) (/ -1 d)))) (/ (/ d (hypot (/ -1 c) (/ -1 d))) (/ (hypot (/ -1 c) (/ -1 d)) a)))
* * * * [misc]progress:  [ 7 / 78 ] simplifiying candidate #<alt-event (λ (a b c d) (/ 0 (sqr (hypot c d))))>
* [enter]simplify:  Simplifying (/ 0 (sqr (hypot c d)))
* * [misc]simplify:  iters left: 4 (6 enodes)
* * [misc]simplify:  iters left: 3 (7 enodes)
* [exit]simplify:  Simplified to 0
* * * * [misc]progress:  [ 8 / 78 ] simplifiying candidate #<alt-event (λ (a b c d) (/ (- (* b c) (* d a)) (sqr (hypot c d))))>
* [enter]simplify:  Simplifying (/ (- (* b c) (* d a)) (sqr (hypot c d)))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (16 enodes)
* * [misc]simplify:  iters left: 4 (38 enodes)
* * [misc]simplify:  iters left: 3 (67 enodes)
* * [misc]simplify:  iters left: 2 (87 enodes)
* * [misc]simplify:  iters left: 1 (99 enodes)
* [exit]simplify:  Simplified to (/ (- (* c b) (* a d)) (* (hypot c d) (hypot c d)))
* * * * [misc]progress:  [ 9 / 78 ] simplifiying candidate #<alt-event (λ (a b c d) (/ (- (* b c) (* d a)) (sqr (hypot c d))))>
* [enter]simplify:  Simplifying (/ (- (* b c) (* d a)) (sqr (hypot c d)))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (16 enodes)
* * [misc]simplify:  iters left: 4 (38 enodes)
* * [misc]simplify:  iters left: 3 (67 enodes)
* * [misc]simplify:  iters left: 2 (87 enodes)
* * [misc]simplify:  iters left: 1 (99 enodes)
* [exit]simplify:  Simplified to (/ (- (* c b) (* a d)) (* (hypot c d) (hypot c d)))
* * * * [misc]progress:  [ 10 / 78 ] simplifiying candidate #<alt-event (λ (a b c d) (/ (- (* b c) (* a d)) (sqr (hypot c d))))>
* [enter]simplify:  Simplifying (/ (- (* b c) (* a d)) (sqr (hypot c d)))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (16 enodes)
* * [misc]simplify:  iters left: 4 (38 enodes)
* * [misc]simplify:  iters left: 3 (67 enodes)
* * [misc]simplify:  iters left: 2 (87 enodes)
* * [misc]simplify:  iters left: 1 (99 enodes)
* [exit]simplify:  Simplified to (/ (- (* c b) (* d a)) (* (hypot c d) (hypot c d)))
* * * * [misc]progress:  [ 11 / 78 ] simplifiying candidate #<alt-event (λ (a b c d) (/ (- (* b c) (* a d)) (sqr (hypot (/ 1 c) (/ 1 d)))))>
* [enter]simplify:  Simplifying (/ (- (* b c) (* a d)) (sqr (hypot (/ 1 c) (/ 1 d))))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (21 enodes)
* * [misc]simplify:  iters left: 4 (43 enodes)
* * [misc]simplify:  iters left: 3 (72 enodes)
* * [misc]simplify:  iters left: 2 (92 enodes)
* * [misc]simplify:  iters left: 1 (104 enodes)
* [exit]simplify:  Simplified to (/ (/ (- (* c b) (* d a)) (hypot (/ 1 c) (/ 1 d))) (hypot (/ 1 c) (/ 1 d)))
* * * * [misc]progress:  [ 12 / 78 ] simplifiying candidate #<alt-event (λ (a b c d) (/ (- (* b c) (* a d)) (sqr (hypot (/ -1 c) (/ -1 d)))))>
* [enter]simplify:  Simplifying (/ (- (* b c) (* a d)) (sqr (hypot (/ -1 c) (/ -1 d))))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (19 enodes)
* * [misc]simplify:  iters left: 4 (41 enodes)
* * [misc]simplify:  iters left: 3 (70 enodes)
* * [misc]simplify:  iters left: 2 (90 enodes)
* * [misc]simplify:  iters left: 1 (102 enodes)
* [exit]simplify:  Simplified to (/ (/ (- (* c b) (* d a)) (hypot (/ -1 c) (/ -1 d))) (hypot (/ -1 c) (/ -1 d)))
* * * * [misc]progress:  [ 13 / 78 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (- (* b c) (* a d)) (log1p (expm1 (sqr (hypot c d))))))>
* [enter]simplify:  Simplifying (expm1 (sqr (hypot c d)))
* * [misc]simplify:  iters left: 3 (5 enodes)
* * [misc]simplify:  iters left: 2 (6 enodes)
* [exit]simplify:  Simplified to (expm1 (* (hypot c d) (hypot c d)))
* [exit]simplify:  Simplified to (expm1 (* (hypot c d) (hypot c d)))
* * * * [misc]progress:  [ 14 / 78 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (- (* b c) (* a d)) (expm1 (log1p (sqr (hypot c d))))))>
* [enter]simplify:  Simplifying (log1p (sqr (hypot c d)))
* * [misc]simplify:  iters left: 3 (5 enodes)
* * [misc]simplify:  iters left: 2 (6 enodes)
* [exit]simplify:  Simplified to (log1p (* (hypot c d) (hypot c d)))
* [exit]simplify:  Simplified to (log1p (* (hypot c d) (hypot c d)))
* * * * [misc]progress:  [ 15 / 78 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (- (* b c) (* a d)) (pow (hypot c d) 2)))>
* * * * [misc]progress:  [ 16 / 78 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (- (* b c) (* a d)) (pow (sqr (hypot c d)) 1)))>
* * * * [misc]progress:  [ 17 / 78 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (- (* b c) (* a d)) (exp (log (sqr (hypot c d))))))>
* [enter]simplify:  Simplifying (log (sqr (hypot c d)))
* * [misc]simplify:  iters left: 3 (5 enodes)
* * [misc]simplify:  iters left: 2 (6 enodes)
* * [misc]simplify:  iters left: 1 (8 enodes)
* [exit]simplify:  Simplified to (+ (log (hypot c d)) (log (hypot c d)))
* [exit]simplify:  Simplified to (+ (log (hypot c d)) (log (hypot c d)))
* * * * [misc]progress:  [ 18 / 78 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (- (* b c) (* a d)) (log (exp (sqr (hypot c d))))))>
* [enter]simplify:  Simplifying (exp (sqr (hypot c d)))
* * [misc]simplify:  iters left: 3 (5 enodes)
* * [misc]simplify:  iters left: 2 (6 enodes)
* * [misc]simplify:  iters left: 1 (8 enodes)
* [exit]simplify:  Simplified to (exp (* (hypot c d) (hypot c d)))
* [exit]simplify:  Simplified to (exp (* (hypot c d) (hypot c d)))
* * * * [misc]progress:  [ 19 / 78 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (- (* b c) (* a d)) (cube (cbrt (sqr (hypot c d))))))>
* [enter]simplify:  Simplifying (cbrt (sqr (hypot c d)))
* * [misc]simplify:  iters left: 3 (5 enodes)
* * [misc]simplify:  iters left: 2 (6 enodes)
* [exit]simplify:  Simplified to (cbrt (* (hypot c d) (hypot c d)))
* [exit]simplify:  Simplified to (cbrt (* (hypot c d) (hypot c d)))
* * * * [misc]progress:  [ 20 / 78 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (- (* b c) (* a d)) (cbrt (cube (sqr (hypot c d))))))>
* [enter]simplify:  Simplifying (cube (sqr (hypot c d)))
* * [misc]simplify:  iters left: 3 (5 enodes)
* * [misc]simplify:  iters left: 2 (8 enodes)
* * [misc]simplify:  iters left: 1 (14 enodes)
* [exit]simplify:  Simplified to (* (cube (hypot c d)) (cube (hypot c d)))
* [exit]simplify:  Simplified to (* (cube (hypot c d)) (cube (hypot c d)))
* * * * [misc]progress:  [ 21 / 78 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (- (* b c) (* a d)) (sqr (sqrt (sqr (hypot c d))))))>
* [enter]simplify:  Simplifying (sqrt (sqr (hypot c d)))
* * [misc]simplify:  iters left: 3 (5 enodes)
* * [misc]simplify:  iters left: 2 (7 enodes)
* [exit]simplify:  Simplified to (fabs (hypot c d))
* [exit]simplify:  Simplified to (fabs (hypot c d))
* * * * [misc]progress:  [ 22 / 78 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (- (* b c) (* a d)) (* (sqr 1) (sqr (hypot c d)))))>
* [enter]simplify:  Simplifying (sqr 1)
* * [misc]simplify:  iters left: 1 (2 enodes)
* [exit]simplify:  Simplified to (sqr 1)
* [exit]simplify:  Simplified to (sqr 1)
* [enter]simplify:  Simplifying (sqr (hypot c d))
* * [misc]simplify:  iters left: 2 (4 enodes)
* * [misc]simplify:  iters left: 1 (5 enodes)
* [exit]simplify:  Simplified to (* (hypot c d) (hypot c d))
* [exit]simplify:  Simplified to (* (hypot c d) (hypot c d))
* * * * [misc]progress:  [ 23 / 78 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (- (* b c) (* a d)) (* (hypot c d) (hypot c d))))>
* * * * [misc]progress:  [ 24 / 78 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (- (* b c) (* a d)) (* 1 (sqr (hypot c d)))))>
* * * * [misc]progress:  [ 25 / 78 ] simplifiying candidate #<alt-delta (λ (a b c d) (log1p (expm1 (/ (- (* b c) (* a d)) (sqr (hypot c d))))))>
* [enter]simplify:  Simplifying (expm1 (/ (- (* b c) (* a d)) (sqr (hypot c d))))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (17 enodes)
* * [misc]simplify:  iters left: 4 (39 enodes)
* * [misc]simplify:  iters left: 3 (68 enodes)
* * [misc]simplify:  iters left: 2 (88 enodes)
* * [misc]simplify:  iters left: 1 (100 enodes)
* [exit]simplify:  Simplified to (expm1 (/ (- (* c b) (* d a)) (* (hypot c d) (hypot c d))))
* [exit]simplify:  Simplified to (expm1 (/ (- (* c b) (* d a)) (* (hypot c d) (hypot c d))))
* * * * [misc]progress:  [ 26 / 78 ] simplifiying candidate #<alt-delta (λ (a b c d) (expm1 (log1p (/ (- (* b c) (* a d)) (sqr (hypot c d))))))>
* [enter]simplify:  Simplifying (log1p (/ (- (* b c) (* a d)) (sqr (hypot c d))))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (17 enodes)
* * [misc]simplify:  iters left: 4 (39 enodes)
* * [misc]simplify:  iters left: 3 (68 enodes)
* * [misc]simplify:  iters left: 2 (88 enodes)
* * [misc]simplify:  iters left: 1 (100 enodes)
* [exit]simplify:  Simplified to (log1p (/ (- (* c b) (* d a)) (* (hypot c d) (hypot c d))))
* [exit]simplify:  Simplified to (log1p (/ (- (* c b) (* d a)) (* (hypot c d) (hypot c d))))
* * * * [misc]progress:  [ 27 / 78 ] simplifiying candidate #<alt-delta (λ (a b c d) (pow (/ (- (* b c) (* a d)) (sqr (hypot c d))) 1))>
* * * * [misc]progress:  [ 28 / 78 ] simplifiying candidate #<alt-delta (λ (a b c d) (exp (- (log (- (* b c) (* a d))) (log (sqr (hypot c d))))))>
* [enter]simplify:  Simplifying (- (log (- (* b c) (* a d))) (log (sqr (hypot c d))))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (15 enodes)
* * [misc]simplify:  iters left: 4 (17 enodes)
* * [misc]simplify:  iters left: 3 (19 enodes)
* [exit]simplify:  Simplified to (- (log (- (* c b) (* d a))) (+ (log (hypot c d)) (log (hypot c d))))
* [exit]simplify:  Simplified to (- (log (- (* c b) (* d a))) (+ (log (hypot c d)) (log (hypot c d))))
* * * * [misc]progress:  [ 29 / 78 ] simplifiying candidate #<alt-delta (λ (a b c d) (exp (log (/ (- (* b c) (* a d)) (sqr (hypot c d))))))>
* [enter]simplify:  Simplifying (log (/ (- (* b c) (* a d)) (sqr (hypot c d))))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (20 enodes)
* * [misc]simplify:  iters left: 4 (44 enodes)
* * [misc]simplify:  iters left: 3 (75 enodes)
* * [misc]simplify:  iters left: 2 (97 enodes)
* * [misc]simplify:  iters left: 1 (109 enodes)
* [exit]simplify:  Simplified to (log (/ (- (* c b) (* d a)) (* (hypot c d) (hypot c d))))
* [exit]simplify:  Simplified to (log (/ (- (* c b) (* d a)) (* (hypot c d) (hypot c d))))
* * * * [misc]progress:  [ 30 / 78 ] simplifiying candidate #<alt-delta (λ (a b c d) (log (exp (/ (- (* b c) (* a d)) (sqr (hypot c d))))))>
* [enter]simplify:  Simplifying (exp (/ (- (* b c) (* a d)) (sqr (hypot c d))))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (17 enodes)
* * [misc]simplify:  iters left: 4 (42 enodes)
* * [misc]simplify:  iters left: 3 (79 enodes)
* * [misc]simplify:  iters left: 2 (99 enodes)
* * [misc]simplify:  iters left: 1 (111 enodes)
* [exit]simplify:  Simplified to (exp (/ (- (* c b) (* d a)) (* (hypot c d) (hypot c d))))
* [exit]simplify:  Simplified to (exp (/ (- (* c b) (* d a)) (* (hypot c d) (hypot c d))))
* * * * [misc]progress:  [ 31 / 78 ] simplifiying candidate #<alt-delta (λ (a b c d) (cbrt (/ (cube (- (* b c) (* a d))) (cube (sqr (hypot c d))))))>
* [enter]simplify:  Simplifying (/ (cube (- (* b c) (* a d))) (cube (sqr (hypot c d))))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (19 enodes)
* * [misc]simplify:  iters left: 4 (27 enodes)
* * [misc]simplify:  iters left: 3 (52 enodes)
* * [misc]simplify:  iters left: 2 (130 enodes)
* * [misc]simplify:  iters left: 1 (372 enodes)
* [exit]simplify:  Simplified to (cube (/ (- (* c b) (* d a)) (* (hypot c d) (hypot c d))))
* [exit]simplify:  Simplified to (cube (/ (- (* c b) (* d a)) (* (hypot c d) (hypot c d))))
* * * * [misc]progress:  [ 32 / 78 ] simplifiying candidate #<alt-delta (λ (a b c d) (cube (cbrt (/ (- (* b c) (* a d)) (sqr (hypot c d))))))>
* [enter]simplify:  Simplifying (cbrt (/ (- (* b c) (* a d)) (sqr (hypot c d))))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (17 enodes)
* * [misc]simplify:  iters left: 4 (39 enodes)
* * [misc]simplify:  iters left: 3 (68 enodes)
* * [misc]simplify:  iters left: 2 (88 enodes)
* * [misc]simplify:  iters left: 1 (100 enodes)
* [exit]simplify:  Simplified to (cbrt (/ (- (* c b) (* d a)) (* (hypot c d) (hypot c d))))
* [exit]simplify:  Simplified to (cbrt (/ (- (* c b) (* d a)) (* (hypot c d) (hypot c d))))
* * * * [misc]progress:  [ 33 / 78 ] simplifiying candidate #<alt-delta (λ (a b c d) (cbrt (cube (/ (- (* b c) (* a d)) (sqr (hypot c d))))))>
* [enter]simplify:  Simplifying (cube (/ (- (* b c) (* a d)) (sqr (hypot c d))))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (22 enodes)
* * [misc]simplify:  iters left: 4 (56 enodes)
* * [misc]simplify:  iters left: 3 (108 enodes)
* * [misc]simplify:  iters left: 2 (143 enodes)
* * [misc]simplify:  iters left: 1 (207 enodes)
* [exit]simplify:  Simplified to (cube (/ (- (* c b) (* d a)) (* (hypot c d) (hypot c d))))
* [exit]simplify:  Simplified to (cube (/ (- (* c b) (* d a)) (* (hypot c d) (hypot c d))))
* * * * [misc]progress:  [ 34 / 78 ] simplifiying candidate #<alt-delta (λ (a b c d) (cube (/ (cbrt (- (* b c) (* a d))) (cbrt (sqr (hypot c d))))))>
* [enter]simplify:  Simplifying (/ (cbrt (- (* b c) (* a d))) (cbrt (sqr (hypot c d))))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (15 enodes)
* [exit]simplify:  Simplified to (/ (cbrt (- (* c b) (* d a))) (cbrt (* (hypot c d) (hypot c d))))
* [exit]simplify:  Simplified to (/ (cbrt (- (* c b) (* d a))) (cbrt (* (hypot c d) (hypot c d))))
* * * * [misc]progress:  [ 35 / 78 ] simplifiying candidate #<alt-delta (λ (a b c d) (sqr (sqrt (/ (- (* b c) (* a d)) (sqr (hypot c d))))))>
* [enter]simplify:  Simplifying (sqrt (/ (- (* b c) (* a d)) (sqr (hypot c d))))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (17 enodes)
* * [misc]simplify:  iters left: 4 (39 enodes)
* * [misc]simplify:  iters left: 3 (68 enodes)
* * [misc]simplify:  iters left: 2 (88 enodes)
* * [misc]simplify:  iters left: 1 (100 enodes)
* [exit]simplify:  Simplified to (sqrt (/ (- (* c b) (* d a)) (* (hypot c d) (hypot c d))))
* [exit]simplify:  Simplified to (sqrt (/ (- (* c b) (* d a)) (* (hypot c d) (hypot c d))))
* * * * [misc]progress:  [ 36 / 78 ] simplifiying candidate #<alt-delta (λ (a b c d) (sqr (/ (sqrt (- (* b c) (* a d))) (hypot c d))))>
* [enter]simplify:  Simplifying (/ (sqrt (- (* b c) (* a d))) (hypot c d))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (12 enodes)
* [exit]simplify:  Simplified to (/ (sqrt (- (* c b) (* d a))) (hypot c d))
* [exit]simplify:  Simplified to (/ (sqrt (- (* c b) (* d a))) (hypot c d))
* * * * [misc]progress:  [ 37 / 78 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (- (- (* b c) (* a d))) (- (sqr (hypot c d)))))>
* [enter]simplify:  Simplifying (- (- (* b c) (* a d)))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (10 enodes)
* [exit]simplify:  Simplified to (- (- (* c b) (* d a)))
* [exit]simplify:  Simplified to (- (- (* c b) (* d a)))
* [enter]simplify:  Simplifying (- (sqr (hypot c d)))
* * [misc]simplify:  iters left: 4 (5 enodes)
* * [misc]simplify:  iters left: 3 (6 enodes)
* * [misc]simplify:  iters left: 2 (9 enodes)
* [exit]simplify:  Simplified to (* (hypot c d) (- (hypot c d)))
* [exit]simplify:  Simplified to (* (hypot c d) (- (hypot c d)))
* * * * [misc]progress:  [ 38 / 78 ] simplifiying candidate #<alt-delta (λ (a b c d) (- (/ (* b c) (sqr (hypot c d))) (/ (* a d) (sqr (hypot c d)))))>
* [enter]simplify:  Simplifying (/ (* b c) (sqr (hypot c d)))
* * [misc]simplify:  iters left: 4 (7 enodes)
* * [misc]simplify:  iters left: 3 (11 enodes)
* * [misc]simplify:  iters left: 2 (18 enodes)
* * [misc]simplify:  iters left: 1 (33 enodes)
* [exit]simplify:  Simplified to (/ (/ (* c b) (hypot c d)) (hypot c d))
* [exit]simplify:  Simplified to (/ (/ (* c b) (hypot c d)) (hypot c d))
* [enter]simplify:  Simplifying (/ (* a d) (sqr (hypot c d)))
* * [misc]simplify:  iters left: 4 (7 enodes)
* * [misc]simplify:  iters left: 3 (11 enodes)
* * [misc]simplify:  iters left: 2 (18 enodes)
* * [misc]simplify:  iters left: 1 (33 enodes)
* [exit]simplify:  Simplified to (/ (/ (* d a) (hypot c d)) (hypot c d))
* [exit]simplify:  Simplified to (/ (/ (* d a) (hypot c d)) (hypot c d))
* * * * [misc]progress:  [ 39 / 78 ] simplifiying candidate #<alt-delta (λ (a b c d) (* (/ 1 (sqr 1)) (/ (- (* b c) (* a d)) (sqr (hypot c d)))))>
* [enter]simplify:  Simplifying (/ 1 (sqr 1))
* * [misc]simplify:  iters left: 3 (3 enodes)
* * [misc]simplify:  iters left: 2 (6 enodes)
* [exit]simplify:  Simplified to (/ 1 1)
* [exit]simplify:  Simplified to (/ 1 1)
* [enter]simplify:  Simplifying (/ (- (* b c) (* a d)) (sqr (hypot c d)))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (16 enodes)
* * [misc]simplify:  iters left: 4 (38 enodes)
* * [misc]simplify:  iters left: 3 (67 enodes)
* * [misc]simplify:  iters left: 2 (87 enodes)
* * [misc]simplify:  iters left: 1 (99 enodes)
* [exit]simplify:  Simplified to (/ (- (* c b) (* d a)) (* (hypot c d) (hypot c d)))
* [exit]simplify:  Simplified to (/ (- (* c b) (* d a)) (* (hypot c d) (hypot c d)))
* * * * [misc]progress:  [ 40 / 78 ] simplifiying candidate #<alt-delta (λ (a b c d) (* (/ 1 (hypot c d)) (/ (- (* b c) (* a d)) (hypot c d))))>
* [enter]simplify:  Simplifying (/ 1 (hypot c d))
* * [misc]simplify:  iters left: 3 (5 enodes)
* * [misc]simplify:  iters left: 2 (7 enodes)
* [exit]simplify:  Simplified to (/ 1 (hypot c d))
* [exit]simplify:  Simplified to (/ 1 (hypot c d))
* [enter]simplify:  Simplifying (/ (- (* b c) (* a d)) (hypot c d))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (14 enodes)
* * [misc]simplify:  iters left: 4 (22 enodes)
* * [misc]simplify:  iters left: 3 (30 enodes)
* * [misc]simplify:  iters left: 2 (34 enodes)
* [exit]simplify:  Simplified to (/ (- (* c b) (* d a)) (hypot c d))
* [exit]simplify:  Simplified to (/ (- (* c b) (* d a)) (hypot c d))
* * * * [misc]progress:  [ 41 / 78 ] simplifiying candidate #<alt-delta (λ (a b c d) (* (/ 1 1) (/ (- (* b c) (* a d)) (sqr (hypot c d)))))>
* [enter]simplify:  Simplifying (/ 1 1)
* * [misc]simplify:  iters left: 2 (2 enodes)
* * [misc]simplify:  iters left: 1 (4 enodes)
* [exit]simplify:  Simplified to 1
* [exit]simplify:  Simplified to 1
* [enter]simplify:  Simplifying (/ (- (* b c) (* a d)) (sqr (hypot c d)))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (16 enodes)
* * [misc]simplify:  iters left: 4 (38 enodes)
* * [misc]simplify:  iters left: 3 (67 enodes)
* * [misc]simplify:  iters left: 2 (87 enodes)
* * [misc]simplify:  iters left: 1 (99 enodes)
* [exit]simplify:  Simplified to (/ (- (* c b) (* d a)) (* (hypot c d) (hypot c d)))
* [exit]simplify:  Simplified to (/ (- (* c b) (* d a)) (* (hypot c d) (hypot c d)))
* * * * [misc]progress:  [ 42 / 78 ] simplifiying candidate #<alt-delta (λ (a b c d) (* (/ (+ (sqrt (* b c)) (sqrt (* a d))) (sqr 1)) (/ (- (sqrt (* b c)) (sqrt (* a d))) (sqr (hypot c d)))))>
* [enter]simplify:  Simplifying (/ (+ (sqrt (* b c)) (sqrt (* a d))) (sqr 1))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (18 enodes)
* [exit]simplify:  Simplified to (/ (+ (sqrt (* c b)) (sqrt (* a d))) 1)
* [exit]simplify:  Simplified to (/ (+ (sqrt (* c b)) (sqrt (* a d))) 1)
* [enter]simplify:  Simplifying (/ (- (sqrt (* b c)) (sqrt (* a d))) (sqr (hypot c d)))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (18 enodes)
* * [misc]simplify:  iters left: 4 (24 enodes)
* * [misc]simplify:  iters left: 3 (25 enodes)
* [exit]simplify:  Simplified to (/ (- (sqrt (* c b)) (sqrt (* a d))) (* (hypot c d) (hypot c d)))
* [exit]simplify:  Simplified to (/ (- (sqrt (* c b)) (sqrt (* a d))) (* (hypot c d) (hypot c d)))
* * * * [misc]progress:  [ 43 / 78 ] simplifiying candidate #<alt-delta (λ (a b c d) (* (/ (+ (sqrt (* b c)) (sqrt (* a d))) (hypot c d)) (/ (- (sqrt (* b c)) (sqrt (* a d))) (hypot c d))))>
* [enter]simplify:  Simplifying (/ (+ (sqrt (* b c)) (sqrt (* a d))) (hypot c d))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (14 enodes)
* [exit]simplify:  Simplified to (/ (+ (sqrt (* c b)) (sqrt (* a d))) (hypot c d))
* [exit]simplify:  Simplified to (/ (+ (sqrt (* c b)) (sqrt (* a d))) (hypot c d))
* [enter]simplify:  Simplifying (/ (- (sqrt (* b c)) (sqrt (* a d))) (hypot c d))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (16 enodes)
* [exit]simplify:  Simplified to (/ (- (sqrt (* c b)) (sqrt (* a d))) (hypot c d))
* [exit]simplify:  Simplified to (/ (- (sqrt (* c b)) (sqrt (* a d))) (hypot c d))
* * * * [misc]progress:  [ 44 / 78 ] simplifiying candidate #<alt-delta (λ (a b c d) (* (/ (+ (sqrt (* b c)) (sqrt (* a d))) 1) (/ (- (sqrt (* b c)) (sqrt (* a d))) (sqr (hypot c d)))))>
* [enter]simplify:  Simplifying (/ (+ (sqrt (* b c)) (sqrt (* a d))) 1)
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (16 enodes)
* [exit]simplify:  Simplified to (/ (+ (sqrt (* c b)) (sqrt (* a d))) 1)
* [exit]simplify:  Simplified to (/ (+ (sqrt (* c b)) (sqrt (* a d))) 1)
* [enter]simplify:  Simplifying (/ (- (sqrt (* b c)) (sqrt (* a d))) (sqr (hypot c d)))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (18 enodes)
* * [misc]simplify:  iters left: 4 (24 enodes)
* * [misc]simplify:  iters left: 3 (25 enodes)
* [exit]simplify:  Simplified to (/ (- (sqrt (* c b)) (sqrt (* a d))) (* (hypot c d) (hypot c d)))
* [exit]simplify:  Simplified to (/ (- (sqrt (* c b)) (sqrt (* a d))) (* (hypot c d) (hypot c d)))
* * * * [misc]progress:  [ 45 / 78 ] simplifiying candidate #<alt-delta (λ (a b c d) (* 1 (/ (- (* b c) (* a d)) (sqr (hypot c d)))))>
* * * * [misc]progress:  [ 46 / 78 ] simplifiying candidate #<alt-delta (λ (a b c d) (* (- (* b c) (* a d)) (/ 1 (sqr (hypot c d)))))>
* [enter]simplify:  Simplifying (/ 1 (sqr (hypot c d)))
* * [misc]simplify:  iters left: 4 (6 enodes)
* * [misc]simplify:  iters left: 3 (9 enodes)
* * [misc]simplify:  iters left: 2 (11 enodes)
* [exit]simplify:  Simplified to (/ (/ 1 (hypot c d)) (hypot c d))
* [exit]simplify:  Simplified to (/ (/ 1 (hypot c d)) (hypot c d))
* * * * [misc]progress:  [ 47 / 78 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ 1 (/ (sqr (hypot c d)) (- (* b c) (* a d)))))>
* [enter]simplify:  Simplifying (/ (sqr (hypot c d)) (- (* b c) (* a d)))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (13 enodes)
* * [misc]simplify:  iters left: 4 (15 enodes)
* * [misc]simplify:  iters left: 3 (20 enodes)
* * [misc]simplify:  iters left: 2 (29 enodes)
* * [misc]simplify:  iters left: 1 (37 enodes)
* [exit]simplify:  Simplified to (/ (* (hypot c d) (hypot c d)) (- (* c b) (* a d)))
* [exit]simplify:  Simplified to (/ (* (hypot c d) (hypot c d)) (- (* c b) (* a d)))
* * * * [misc]progress:  [ 48 / 78 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (/ (- (* b c) (* a d)) (sqr 1)) (sqr (hypot c d))))>
* [enter]simplify:  Simplifying (/ (- (* b c) (* a d)) (sqr 1))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (18 enodes)
* * [misc]simplify:  iters left: 4 (34 enodes)
* * [misc]simplify:  iters left: 3 (50 enodes)
* [exit]simplify:  Simplified to (/ (- (* c b) (* d a)) 1)
* [exit]simplify:  Simplified to (/ (- (* c b) (* d a)) 1)
* * * * [misc]progress:  [ 49 / 78 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (/ (- (* b c) (* a d)) (hypot c d)) (hypot c d)))>
* [enter]simplify:  Simplifying (/ (- (* b c) (* a d)) (hypot c d))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (14 enodes)
* * [misc]simplify:  iters left: 4 (22 enodes)
* * [misc]simplify:  iters left: 3 (30 enodes)
* * [misc]simplify:  iters left: 2 (34 enodes)
* [exit]simplify:  Simplified to (/ (- (* c b) (* d a)) (hypot c d))
* [exit]simplify:  Simplified to (/ (- (* c b) (* d a)) (hypot c d))
* * * * [misc]progress:  [ 50 / 78 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (/ (- (* b c) (* a d)) 1) (sqr (hypot c d))))>
* [enter]simplify:  Simplifying (/ (- (* b c) (* a d)) 1)
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (16 enodes)
* * [misc]simplify:  iters left: 4 (24 enodes)
* * [misc]simplify:  iters left: 3 (32 enodes)
* * [misc]simplify:  iters left: 2 (36 enodes)
* [exit]simplify:  Simplified to (/ (- (* c b) (* d a)) 1)
* [exit]simplify:  Simplified to (/ (- (* c b) (* d a)) 1)
* * * * [misc]progress:  [ 51 / 78 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ 1 (/ (sqr (hypot c d)) (- (* b c) (* a d)))))>
* [enter]simplify:  Simplifying (/ (sqr (hypot c d)) (- (* b c) (* a d)))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (13 enodes)
* * [misc]simplify:  iters left: 4 (15 enodes)
* * [misc]simplify:  iters left: 3 (20 enodes)
* * [misc]simplify:  iters left: 2 (29 enodes)
* * [misc]simplify:  iters left: 1 (37 enodes)
* [exit]simplify:  Simplified to (/ (* (hypot c d) (hypot c d)) (- (* c b) (* a d)))
* [exit]simplify:  Simplified to (/ (* (hypot c d) (hypot c d)) (- (* c b) (* a d)))
* * * * [misc]progress:  [ 52 / 78 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (+ (sqrt (* b c)) (sqrt (* a d))) (/ (sqr (hypot c d)) (- (sqrt (* b c)) (sqrt (* a d))))))>
* [enter]simplify:  Simplifying (/ (sqr (hypot c d)) (- (sqrt (* b c)) (sqrt (* a d))))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (15 enodes)
* * [misc]simplify:  iters left: 4 (17 enodes)
* * [misc]simplify:  iters left: 3 (22 enodes)
* * [misc]simplify:  iters left: 2 (23 enodes)
* [exit]simplify:  Simplified to (/ (* (hypot c d) (hypot c d)) (- (sqrt (* c b)) (sqrt (* d a))))
* [exit]simplify:  Simplified to (/ (* (hypot c d) (hypot c d)) (- (sqrt (* c b)) (sqrt (* d a))))
* * * * [misc]progress:  [ 53 / 78 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (- (pow (* b c) 3) (pow (* a d) 3)) (* (sqr (hypot c d)) (+ (sqr (* b c)) (+ (sqr (* a d)) (* (* b c) (* a d)))))))>
* [enter]simplify:  Simplifying (* (sqr (hypot c d)) (+ (sqr (* b c)) (+ (sqr (* a d)) (* (* b c) (* a d)))))
* * [misc]simplify:  iters left: 6 (14 enodes)
* * [misc]simplify:  iters left: 5 (37 enodes)
* * [misc]simplify:  iters left: 4 (90 enodes)
* * [misc]simplify:  iters left: 3 (203 enodes)
* * [misc]simplify:  iters left: 2 (423 enodes)
* [exit]simplify:  Simplified to (* (fma (fma c b (* d a)) (* d a) (* (* c b) (* c b))) (* (hypot c d) (hypot c d)))
* [exit]simplify:  Simplified to (* (fma (fma c b (* d a)) (* d a) (* (* c b) (* c b))) (* (hypot c d) (hypot c d)))
* * * * [misc]progress:  [ 54 / 78 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (- (sqr (* b c)) (sqr (* a d))) (* (sqr (hypot c d)) (+ (* b c) (* a d)))))>
* [enter]simplify:  Simplifying (* (sqr (hypot c d)) (+ (* b c) (* a d)))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (22 enodes)
* * [misc]simplify:  iters left: 4 (43 enodes)
* * [misc]simplify:  iters left: 3 (75 enodes)
* * [misc]simplify:  iters left: 2 (105 enodes)
* * [misc]simplify:  iters left: 1 (120 enodes)
* [exit]simplify:  Simplified to (* (* (hypot c d) (hypot c d)) (fma b c (* a d)))
* [exit]simplify:  Simplified to (* (* (hypot c d) (hypot c d)) (fma b c (* a d)))
* * * * [misc]progress:  [ 55 / 78 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (log1p (expm1 (- (* b c) (* a d)))) (sqr (hypot c d))))>
* [enter]simplify:  Simplifying (expm1 (- (* b c) (* a d)))
* * [misc]simplify:  iters left: 5 (8 enodes)
* * [misc]simplify:  iters left: 4 (10 enodes)
* [exit]simplify:  Simplified to (expm1 (- (* c b) (* d a)))
* [exit]simplify:  Simplified to (expm1 (- (* c b) (* d a)))
* * * * [misc]progress:  [ 56 / 78 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (expm1 (log1p (- (* b c) (* a d)))) (sqr (hypot c d))))>
* [enter]simplify:  Simplifying (log1p (- (* b c) (* a d)))
* * [misc]simplify:  iters left: 5 (8 enodes)
* * [misc]simplify:  iters left: 4 (10 enodes)
* [exit]simplify:  Simplified to (log1p (- (* c b) (* d a)))
* [exit]simplify:  Simplified to (log1p (- (* c b) (* d a)))
* * * * [misc]progress:  [ 57 / 78 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (log (/ (exp (* b c)) (exp (* a d)))) (sqr (hypot c d))))>
* [enter]simplify:  Simplifying (/ (exp (* b c)) (exp (* a d)))
* * [misc]simplify:  iters left: 5 (9 enodes)
* * [misc]simplify:  iters left: 4 (17 enodes)
* [exit]simplify:  Simplified to (exp (- (* c b) (* a d)))
* [exit]simplify:  Simplified to (exp (- (* c b) (* a d)))
* * * * [misc]progress:  [ 58 / 78 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (pow (- (* b c) (* a d)) 1) (sqr (hypot c d))))>
* * * * [misc]progress:  [ 59 / 78 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (exp (log (- (* b c) (* a d)))) (sqr (hypot c d))))>
* [enter]simplify:  Simplifying (log (- (* b c) (* a d)))
* * [misc]simplify:  iters left: 5 (8 enodes)
* * [misc]simplify:  iters left: 4 (10 enodes)
* [exit]simplify:  Simplified to (log (- (* c b) (* d a)))
* [exit]simplify:  Simplified to (log (- (* c b) (* d a)))
* * * * [misc]progress:  [ 60 / 78 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (log (exp (- (* b c) (* a d)))) (sqr (hypot c d))))>
* [enter]simplify:  Simplifying (exp (- (* b c) (* a d)))
* * [misc]simplify:  iters left: 5 (8 enodes)
* * [misc]simplify:  iters left: 4 (13 enodes)
* * [misc]simplify:  iters left: 3 (21 enodes)
* [exit]simplify:  Simplified to (exp (- (* c b) (* d a)))
* [exit]simplify:  Simplified to (exp (- (* c b) (* d a)))
* * * * [misc]progress:  [ 61 / 78 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (cube (cbrt (- (* b c) (* a d)))) (sqr (hypot c d))))>
* [enter]simplify:  Simplifying (cbrt (- (* b c) (* a d)))
* * [misc]simplify:  iters left: 5 (8 enodes)
* * [misc]simplify:  iters left: 4 (10 enodes)
* [exit]simplify:  Simplified to (cbrt (- (* c b) (* d a)))
* [exit]simplify:  Simplified to (cbrt (- (* c b) (* d a)))
* * * * [misc]progress:  [ 62 / 78 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (cbrt (cube (- (* b c) (* a d)))) (sqr (hypot c d))))>
* [enter]simplify:  Simplifying (cube (- (* b c) (* a d)))
* * [misc]simplify:  iters left: 5 (8 enodes)
* * [misc]simplify:  iters left: 4 (12 enodes)
* * [misc]simplify:  iters left: 3 (14 enodes)
* [exit]simplify:  Simplified to (cube (- (* c b) (* d a)))
* [exit]simplify:  Simplified to (cube (- (* c b) (* d a)))
* * * * [misc]progress:  [ 63 / 78 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (sqr (sqrt (- (* b c) (* a d)))) (sqr (hypot c d))))>
* [enter]simplify:  Simplifying (sqrt (- (* b c) (* a d)))
* * [misc]simplify:  iters left: 5 (8 enodes)
* * [misc]simplify:  iters left: 4 (10 enodes)
* [exit]simplify:  Simplified to (sqrt (- (* c b) (* d a)))
* [exit]simplify:  Simplified to (sqrt (- (* c b) (* d a)))
* * * * [misc]progress:  [ 64 / 78 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (+ (* b c) (- (* a d))) (sqr (hypot c d))))>
* [enter]simplify:  Simplifying (- (* a d))
* * [misc]simplify:  iters left: 4 (4 enodes)
* * [misc]simplify:  iters left: 3 (9 enodes)
* * [misc]simplify:  iters left: 2 (10 enodes)
* * [misc]simplify:  iters left: 1 (11 enodes)
* [exit]simplify:  Simplified to (* a (- d))
* [exit]simplify:  Simplified to (* a (- d))
* * * * [misc]progress:  [ 65 / 78 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (* 1 (- (* b c) (* a d))) (sqr (hypot c d))))>
* * * * [misc]progress:  [ 66 / 78 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (/ (- (pow (* b c) 3) (pow (* a d) 3)) (+ (sqr (* b c)) (+ (sqr (* a d)) (* (* b c) (* a d))))) (sqr (hypot c d))))>
* [enter]simplify:  Simplifying (- (pow (* b c) 3) (pow (* a d) 3))
* * [misc]simplify:  iters left: 5 (10 enodes)
* * [misc]simplify:  iters left: 4 (14 enodes)
* * [misc]simplify:  iters left: 3 (26 enodes)
* * [misc]simplify:  iters left: 2 (46 enodes)
* * [misc]simplify:  iters left: 1 (66 enodes)
* [exit]simplify:  Simplified to (- (cube (* c b)) (cube (* d a)))
* [exit]simplify:  Simplified to (- (cube (* c b)) (cube (* d a)))
* [enter]simplify:  Simplifying (+ (sqr (* b c)) (+ (sqr (* a d)) (* (* b c) (* a d))))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (26 enodes)
* * [misc]simplify:  iters left: 4 (53 enodes)
* * [misc]simplify:  iters left: 3 (116 enodes)
* * [misc]simplify:  iters left: 2 (213 enodes)
* * [misc]simplify:  iters left: 1 (299 enodes)
* [exit]simplify:  Simplified to (fma (* c b) (fma a d (* c b)) (sqr (* a d)))
* [exit]simplify:  Simplified to (fma (* c b) (fma a d (* c b)) (sqr (* a d)))
* * * * [misc]progress:  [ 67 / 78 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (/ (- (sqr (* b c)) (sqr (* a d))) (+ (* b c) (* a d))) (sqr (hypot c d))))>
* [enter]simplify:  Simplifying (- (sqr (* b c)) (sqr (* a d)))
* * [misc]simplify:  iters left: 5 (9 enodes)
* * [misc]simplify:  iters left: 4 (22 enodes)
* * [misc]simplify:  iters left: 3 (32 enodes)
* * [misc]simplify:  iters left: 2 (58 enodes)
* * [misc]simplify:  iters left: 1 (86 enodes)
* [exit]simplify:  Simplified to (- (* (* c b) (* c b)) (sqr (* a d)))
* [exit]simplify:  Simplified to (- (* (* c b) (* c b)) (sqr (* a d)))
* [enter]simplify:  Simplifying (+ (* b c) (* a d))
* * [misc]simplify:  iters left: 4 (7 enodes)
* * [misc]simplify:  iters left: 3 (11 enodes)
* * [misc]simplify:  iters left: 2 (14 enodes)
* [exit]simplify:  Simplified to (fma c b (* d a))
* [exit]simplify:  Simplified to (fma c b (* d a))
* * * * [misc]progress:  [ 68 / 78 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (* (+ (sqrt (* b c)) (sqrt (* a d))) (- (sqrt (* b c)) (sqrt (* a d)))) (sqr (hypot c d))))>
* [enter]simplify:  Simplifying (+ (sqrt (* b c)) (sqrt (* a d)))
* * [misc]simplify:  iters left: 5 (9 enodes)
* * [misc]simplify:  iters left: 4 (12 enodes)
* [exit]simplify:  Simplified to (+ (sqrt (* c b)) (sqrt (* a d)))
* [exit]simplify:  Simplified to (+ (sqrt (* c b)) (sqrt (* a d)))
* [enter]simplify:  Simplifying (- (sqrt (* b c)) (sqrt (* a d)))
* * [misc]simplify:  iters left: 5 (9 enodes)
* * [misc]simplify:  iters left: 4 (11 enodes)
* [exit]simplify:  Simplified to (- (sqrt (* c b)) (sqrt (* a d)))
* [exit]simplify:  Simplified to (- (sqrt (* c b)) (sqrt (* a d)))
* * * * [misc]progress:  [ 69 / 78 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (- (* b c) (* a d)) (sqr (log1p (expm1 (hypot c d))))))>
* [enter]simplify:  Simplifying (expm1 (hypot c d))
* * [misc]simplify:  iters left: 2 (4 enodes)
* [exit]simplify:  Simplified to (expm1 (hypot c d))
* [exit]simplify:  Simplified to (expm1 (hypot c d))
* * * * [misc]progress:  [ 70 / 78 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (- (* b c) (* a d)) (sqr (expm1 (log1p (hypot c d))))))>
* [enter]simplify:  Simplifying (log1p (hypot c d))
* * [misc]simplify:  iters left: 2 (4 enodes)
* [exit]simplify:  Simplified to (log1p (hypot c d))
* [exit]simplify:  Simplified to (log1p (hypot c d))
* * * * [misc]progress:  [ 71 / 78 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (- (* b c) (* a d)) (sqr (sqrt (+ (sqr c) (sqr d))))))>
* [enter]simplify:  Simplifying (+ (sqr c) (sqr d))
* * [misc]simplify:  iters left: 3 (5 enodes)
* * [misc]simplify:  iters left: 2 (8 enodes)
* * [misc]simplify:  iters left: 1 (10 enodes)
* [exit]simplify:  Simplified to (fma d d (sqr c))
* [exit]simplify:  Simplified to (fma d d (sqr c))
* * * * [misc]progress:  [ 72 / 78 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (- (* b c) (* a d)) (sqr (pow (hypot c d) 1))))>
* * * * [misc]progress:  [ 73 / 78 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (- (* b c) (* a d)) (sqr (exp (log (hypot c d))))))>
* [enter]simplify:  Simplifying (log (hypot c d))
* * [misc]simplify:  iters left: 2 (4 enodes)
* [exit]simplify:  Simplified to (log (hypot c d))
* [exit]simplify:  Simplified to (log (hypot c d))
* * * * [misc]progress:  [ 74 / 78 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (- (* b c) (* a d)) (sqr (log (exp (hypot c d))))))>
* [enter]simplify:  Simplifying (exp (hypot c d))
* * [misc]simplify:  iters left: 2 (4 enodes)
* [exit]simplify:  Simplified to (exp (hypot c d))
* [exit]simplify:  Simplified to (exp (hypot c d))
* * * * [misc]progress:  [ 75 / 78 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (- (* b c) (* a d)) (sqr (cube (cbrt (hypot c d))))))>
* [enter]simplify:  Simplifying (cbrt (hypot c d))
* * [misc]simplify:  iters left: 2 (4 enodes)
* [exit]simplify:  Simplified to (cbrt (hypot c d))
* [exit]simplify:  Simplified to (cbrt (hypot c d))
* * * * [misc]progress:  [ 76 / 78 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (- (* b c) (* a d)) (sqr (cbrt (cube (hypot c d))))))>
* [enter]simplify:  Simplifying (cube (hypot c d))
* * [misc]simplify:  iters left: 2 (4 enodes)
* * [misc]simplify:  iters left: 1 (6 enodes)
* [exit]simplify:  Simplified to (cube (hypot c d))
* [exit]simplify:  Simplified to (cube (hypot c d))
* * * * [misc]progress:  [ 77 / 78 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (- (* b c) (* a d)) (sqr (sqr (sqrt (hypot c d))))))>
* [enter]simplify:  Simplifying (sqrt (hypot c d))
* * [misc]simplify:  iters left: 2 (4 enodes)
* [exit]simplify:  Simplified to (sqrt (hypot c d))
* [exit]simplify:  Simplified to (sqrt (hypot c d))
* * * * [misc]progress:  [ 78 / 78 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (- (* b c) (* a d)) (sqr (* 1 (hypot c d)))))>
* * * [misc]progress:  adding candidates to table
* * [misc]progress:  iteration 3 / 3
* * * [misc]progress:  picking best candidate
* * * * [misc]pick:  Picked  #<alt-delta (λ (a b c d) (/ (/ (- (* b c) (* a d)) (hypot c d)) (hypot c d)))>
* * * [misc]progress:  localizing error
* * * [misc]progress:  generating series expansions
* * * * [misc]progress:  [ 1 / 4 ] generating series at (2 1)
* [misc]approximate:  Taking taylor expansion of (/ (- (* b c) (* a d)) (hypot c d)) in (b c a d) around 0
* [misc]taylor:  Taking taylor expansion of (/ (- (* b c) (* a d)) (hypot c d)) in d
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in d
* [misc]taylor:  Taking taylor expansion of (* b c) in d
* [misc]taylor:  Taking taylor expansion of b in d
* [misc]backup-simplify:  Simplify b into b
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (* a d) in d
* [misc]taylor:  Taking taylor expansion of a in d
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (hypot c d) in d
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* b c) into (* b c)
* [misc]backup-simplify:  Simplify (* a 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ (* b c) 0) into (* b c)
* [misc]backup-simplify:  Simplify (/ (* b c) (hypot c d)) into (/ (* b c) (hypot c d))
* [misc]taylor:  Taking taylor expansion of (/ (- (* b c) (* a d)) (hypot c d)) in a
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in a
* [misc]taylor:  Taking taylor expansion of (* b c) in a
* [misc]taylor:  Taking taylor expansion of b in a
* [misc]backup-simplify:  Simplify b into b
* [misc]taylor:  Taking taylor expansion of c in a
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (* a d) in a
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (hypot c d) in a
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* b c) into (* b c)
* [misc]backup-simplify:  Simplify (* 0 d) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ (* b c) 0) into (* b c)
* [misc]backup-simplify:  Simplify (/ (* b c) (hypot c d)) into (/ (* b c) (hypot c d))
* [misc]taylor:  Taking taylor expansion of (/ (- (* b c) (* a d)) (hypot c d)) in c
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in c
* [misc]taylor:  Taking taylor expansion of (* b c) in c
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (* a d) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (hypot c d) in c
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* b 0) into 0
* [misc]backup-simplify:  Simplify (* a d) into (* d a)
* [misc]backup-simplify:  Simplify (- (* d a)) into (- (* d a))
* [misc]backup-simplify:  Simplify (+ 0 (- (* d a))) into (- (* d a))
* [misc]backup-simplify:  Simplify (/ (- (* d a)) (hypot c d)) into (* -1 (/ (* d a) (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (/ (- (* b c) (* a d)) (hypot c d)) in b
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in b
* [misc]taylor:  Taking taylor expansion of (* b c) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (* a d) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (hypot c d) in b
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* 0 c) into 0
* [misc]backup-simplify:  Simplify (* a d) into (* d a)
* [misc]backup-simplify:  Simplify (- (* d a)) into (- (* d a))
* [misc]backup-simplify:  Simplify (+ 0 (- (* d a))) into (- (* d a))
* [misc]backup-simplify:  Simplify (/ (- (* d a)) (hypot c d)) into (* -1 (/ (* d a) (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (/ (- (* b c) (* a d)) (hypot c d)) in b
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in b
* [misc]taylor:  Taking taylor expansion of (* b c) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (* a d) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (hypot c d) in b
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* 0 c) into 0
* [misc]backup-simplify:  Simplify (* a d) into (* d a)
* [misc]backup-simplify:  Simplify (- (* d a)) into (- (* d a))
* [misc]backup-simplify:  Simplify (+ 0 (- (* d a))) into (- (* d a))
* [misc]backup-simplify:  Simplify (/ (- (* d a)) (hypot c d)) into (* -1 (/ (* d a) (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (* -1 (/ (* d a) (hypot c d))) in c
* [misc]taylor:  Taking taylor expansion of -1 in c
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]taylor:  Taking taylor expansion of (/ (* d a) (hypot c d)) in c
* [misc]taylor:  Taking taylor expansion of (* d a) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of (hypot c d) in c
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* d a) into (* d a)
* [misc]backup-simplify:  Simplify (/ (* d a) (hypot c d)) into (/ (* d a) (hypot c d))
* [misc]backup-simplify:  Simplify (* -1 (/ (* d a) (hypot c d))) into (* -1 (/ (* d a) (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (* -1 (/ (* d a) (hypot c d))) in a
* [misc]taylor:  Taking taylor expansion of -1 in a
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]taylor:  Taking taylor expansion of (/ (* d a) (hypot c d)) in a
* [misc]taylor:  Taking taylor expansion of (* d a) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (hypot c d) in a
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* d 0) into 0
* [misc]backup-simplify:  Simplify (+ (* d 1) (* 0 0)) into d
* [misc]backup-simplify:  Simplify (/ d (hypot c d)) into (/ d (hypot c d))
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 c)) into c
* [misc]backup-simplify:  Simplify (+ (* a 0) (* 0 d)) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ c 0) into c
* [misc]backup-simplify:  Simplify (- (/ c (hypot c d)) (+ (* (* -1 (/ (* d a) (hypot c d))) (/ 0 (hypot c d))))) into (/ c (hypot c d))
* [misc]taylor:  Taking taylor expansion of (/ c (hypot c d)) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (hypot c d) in c
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (/ 1 (hypot c d)) into (/ 1 (hypot c d))
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 a)) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot c d)) (+ (* (/ (* d a) (hypot c d)) (/ 0 (hypot c d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (* 0 (/ (* d a) (hypot c d)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (* -1 (/ d (hypot c d))) into (* -1 (/ d (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (* -1 (/ d (hypot c d))) in d
* [misc]taylor:  Taking taylor expansion of -1 in d
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]taylor:  Taking taylor expansion of (/ d (hypot c d)) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (hypot c d) in d
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (/ 1 (hypot c d)) into (/ 1 (hypot c d))
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 c))) into 0
* [misc]backup-simplify:  Simplify (+ (* a 0) (+ (* 0 0) (* 0 d))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot c d)) (+ (* (* -1 (/ (* d a) (hypot c d))) (/ 0 (hypot c d))) (* (/ c (hypot c d)) (/ 0 (hypot c d))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of (/ 1 (hypot c d)) in a
* [misc]taylor:  Taking taylor expansion of (hypot c d) in a
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (/ 1 (hypot c d)) into (/ 1 (hypot c d))
* [misc]taylor:  Taking taylor expansion of (/ 1 (hypot c d)) in d
* [misc]taylor:  Taking taylor expansion of (hypot c d) in d
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (/ 1 (hypot c d)) into (/ 1 (hypot c d))
* [misc]backup-simplify:  Simplify (/ 1 (hypot c d)) into (/ 1 (hypot c d))
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (* 0 a))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot c d)) (+ (* (/ (* d a) (hypot c d)) (/ 0 (hypot c d))) (* 0 (/ 0 (hypot c d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (* 0 (/ (* d a) (hypot c d))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot c d)) (+ (* (/ d (hypot c d)) (/ 0 (hypot c d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (* 0 (/ d (hypot c d)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (* -1 (/ 1 (hypot c d))) into (/ -1 (hypot c d))
* [misc]backup-simplify:  Simplify (/ -1 (hypot c d)) into (/ -1 (hypot c d))
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 c)))) into 0
* [misc]backup-simplify:  Simplify (+ (* a 0) (+ (* 0 0) (+ (* 0 0) (* 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot c d)) (+ (* (* -1 (/ (* d a) (hypot c d))) (/ 0 (hypot c d))) (* (/ c (hypot c d)) (/ 0 (hypot c d))) (* 0 (/ 0 (hypot c d))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot c d)) (+ (* (/ 1 (hypot c d)) (/ 0 (hypot c d))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (+ (* 0 0) (* 0 a)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot c d)) (+ (* (/ (* d a) (hypot c d)) (/ 0 (hypot c d))) (* 0 (/ 0 (hypot c d))) (* 0 (/ 0 (hypot c d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ (* d a) (hypot c d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot c d)) (/ 0 (hypot c d))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 (hypot c d)) (* d (* a (* 1 1)))) (* (/ 1 (hypot c d)) (* 1 (* 1 (* c b))))) into (- (/ (* b c) (hypot c d)) (/ (* d a) (hypot c d)))
* [misc]approximate:  Taking taylor expansion of (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))) in (b c a d) around 0
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))) in d
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in d
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in d
* [misc]taylor:  Taking taylor expansion of b in d
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (/ 1 b) into (/ 1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in d
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in d
* [misc]taylor:  Taking taylor expansion of a in d
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (/ 1 a) into (/ 1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in d
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (* (/ 1 a) 1) into (/ 1 a)
* [misc]backup-simplify:  Simplify (- (/ 1 a)) into (- (/ 1 a))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 a))) into (- (/ 1 a))
* [misc]backup-simplify:  Simplify (/ (- (/ 1 a)) (hypot (/ 1 c) (/ 1 d))) into (/ -1 (* (hypot (/ 1 c) (/ 1 d)) a))
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))) in a
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in a
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in a
* [misc]taylor:  Taking taylor expansion of b in a
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (/ 1 b) into (/ 1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in a
* [misc]taylor:  Taking taylor expansion of c in a
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in a
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in a
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (* 1 (/ 1 d)) into (/ 1 d)
* [misc]backup-simplify:  Simplify (- (/ 1 d)) into (- (/ 1 d))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 d))) into (- (/ 1 d))
* [misc]backup-simplify:  Simplify (/ (- (/ 1 d)) (hypot (/ 1 c) (/ 1 d))) into (/ -1 (* (hypot (/ 1 c) (/ 1 d)) d))
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))) in c
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in c
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in c
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (/ 1 b) into (/ 1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (/ 1 a) into (/ 1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in c
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (* (/ 1 b) 1) into (/ 1 b)
* [misc]backup-simplify:  Simplify (+ (/ 1 b) 0) into (/ 1 b)
* [misc]backup-simplify:  Simplify (/ (/ 1 b) (hypot (/ 1 c) (/ 1 d))) into (/ 1 (* (hypot (/ 1 c) (/ 1 d)) b))
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))) in b
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (/ 1 a) into (/ 1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in b
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (* 1 (/ 1 c)) into (/ 1 c)
* [misc]backup-simplify:  Simplify (+ (/ 1 c) 0) into (/ 1 c)
* [misc]backup-simplify:  Simplify (/ (/ 1 c) (hypot (/ 1 c) (/ 1 d))) into (/ 1 (* (hypot (/ 1 c) (/ 1 d)) c))
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))) in b
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (/ 1 a) into (/ 1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in b
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (* 1 (/ 1 c)) into (/ 1 c)
* [misc]backup-simplify:  Simplify (+ (/ 1 c) 0) into (/ 1 c)
* [misc]backup-simplify:  Simplify (/ (/ 1 c) (hypot (/ 1 c) (/ 1 d))) into (/ 1 (* (hypot (/ 1 c) (/ 1 d)) c))
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (hypot (/ 1 c) (/ 1 d)) c)) in c
* [misc]taylor:  Taking taylor expansion of (* (hypot (/ 1 c) (/ 1 d)) c) in c
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in c
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* (hypot (/ 1 c) (/ 1 d)) 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 1) (* 0 0)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (/ 1 (hypot (/ 1 c) (/ 1 d))) into (/ 1 (hypot (/ 1 c) (/ 1 d)))
* [misc]taylor:  Taking taylor expansion of (/ 1 (hypot (/ 1 c) (/ 1 d))) in a
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in a
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (/ 1 (hypot (/ 1 c) (/ 1 d))) into (/ 1 (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 c) (/ 0 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 (/ 1 c))) into 0
* [misc]backup-simplify:  Simplify (* (/ 1 a) (/ 1 d)) into (/ 1 (* d a))
* [misc]backup-simplify:  Simplify (- (/ 1 (* d a))) into (- (/ 1 (* d a)))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 (* d a)))) into (- (/ 1 (* d a)))
* [misc]backup-simplify:  Simplify (- (/ (- (/ 1 (* d a))) (hypot (/ 1 c) (/ 1 d))) (+ (* (/ 1 (* (hypot (/ 1 c) (/ 1 d)) c)) (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into (- (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a))))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a)))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a))) in c
* [misc]taylor:  Taking taylor expansion of (* (hypot (/ 1 c) (/ 1 d)) (* d a)) in c
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in c
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]taylor:  Taking taylor expansion of (* d a) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (* d a) into (* d a)
* [misc]backup-simplify:  Simplify (* (hypot (/ 1 c) (/ 1 d)) (* d a)) into (* (hypot (/ 1 c) (/ 1 d)) (* d a))
* [misc]backup-simplify:  Simplify (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a))) into (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a)))
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ 1 c) (/ 1 d))) (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of (/ 1 (hypot (/ 1 c) (/ 1 d))) in d
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in d
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (/ 1 (hypot (/ 1 c) (/ 1 d))) into (/ 1 (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 c) (/ 0 c)) (* 0 (/ 0 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 (/ 1 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 a) (/ 0 a)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 a) 0) (* 0 (/ 1 d))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot (/ 1 c) (/ 1 d))) (+ (* (/ 1 (* (hypot (/ 1 c) (/ 1 d)) c)) (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* (- (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a)))) (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a)))) into (- (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a))))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a)))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a))) in a
* [misc]taylor:  Taking taylor expansion of (* (hypot (/ 1 c) (/ 1 d)) (* d a)) in a
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in a
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]taylor:  Taking taylor expansion of (* d a) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* d 0) into 0
* [misc]backup-simplify:  Simplify (* (hypot (/ 1 c) (/ 1 d)) 0) into 0
* [misc]backup-simplify:  Simplify (+ (* d 1) (* 0 0)) into d
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) d) (* 0 0)) into (* (hypot (/ 1 c) (/ 1 d)) d)
* [misc]backup-simplify:  Simplify (/ 1 (* (hypot (/ 1 c) (/ 1 d)) d)) into (/ 1 (* (hypot (/ 1 c) (/ 1 d)) d))
* [misc]backup-simplify:  Simplify (- (/ 1 (* (hypot (/ 1 c) (/ 1 d)) d))) into (- (/ 1 (* (hypot (/ 1 c) (/ 1 d)) d)))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* (hypot (/ 1 c) (/ 1 d)) d))) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (hypot (/ 1 c) (/ 1 d)) d)) in d
* [misc]taylor:  Taking taylor expansion of (* (hypot (/ 1 c) (/ 1 d)) d) in d
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in d
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* (hypot (/ 1 c) (/ 1 d)) 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 1) (* 0 0)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (/ 1 (hypot (/ 1 c) (/ 1 d))) into (/ 1 (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (- (/ 1 (hypot (/ 1 c) (/ 1 d)))) into (- (/ 1 (hypot (/ 1 c) (/ 1 d))))
* [misc]backup-simplify:  Simplify (- (/ 1 (hypot (/ 1 c) (/ 1 d)))) into (- (/ 1 (hypot (/ 1 c) (/ 1 d))))
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ 1 c) (/ 1 d))) (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* 0 (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ 1 c) (/ 1 d))) (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ 1 (hypot (/ 1 c) (/ 1 d))) into (/ 1 (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 c) (/ 0 c)) (* 0 (/ 0 c)) (* 0 (/ 0 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 c))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)) (* 0 (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 a) (/ 0 a)) (* 0 (/ 0 a)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 a) 0) (+ (* 0 0) (* 0 (/ 1 d)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot (/ 1 c) (/ 1 d))) (+ (* (/ 1 (* (hypot (/ 1 c) (/ 1 d)) c)) (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* (- (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a)))) (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* 0 (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 a)) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (* 0 (* d a))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a))) (/ 0 (* (hypot (/ 1 c) (/ 1 d)) (* d a)))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ 1 c) (/ 1 d))) (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* 0 (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* 0 (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 d) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* (hypot (/ 1 c) (/ 1 d)) d)) (/ 0 (* (hypot (/ 1 c) (/ 1 d)) d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ 1 c) (/ 1 d))) (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* 0 (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ 1 c) (/ 1 d))) (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ 1 c) (/ 1 d))) (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 c) (/ 0 c)) (* 0 (/ 0 c)) (* 0 (/ 0 c)) (* 0 (/ 0 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 c)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)) (* 0 (/ 0 d)) (* 0 (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 a) (/ 0 a)) (* 0 (/ 0 a)) (* 0 (/ 0 a)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 a) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot (/ 1 c) (/ 1 d))) (+ (* (/ 1 (* (hypot (/ 1 c) (/ 1 d)) c)) (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* (- (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a)))) (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* 0 (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* 0 (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (* 0 a))) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (* 0 (* d a)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a))) (/ 0 (* (hypot (/ 1 c) (/ 1 d)) (* d a)))) (* 0 (/ 0 (* (hypot (/ 1 c) (/ 1 d)) (* d a)))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ 1 c) (/ 1 d))) (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* 0 (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* 0 (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* 0 (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (+ (* 0 d) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* (hypot (/ 1 c) (/ 1 d)) d)) (/ 0 (* (hypot (/ 1 c) (/ 1 d)) d))) (* 0 (/ 0 (* (hypot (/ 1 c) (/ 1 d)) d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ 1 c) (/ 1 d))) (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* 0 (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* 0 (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 (hypot (/ 1 c) (/ 1 d))) (* 1 (* 1 (* (/ 1 (/ 1 c)) (/ 1 (/ 1 b)))))) (* (- (/ 1 (hypot (/ 1 c) (/ 1 d)))) (* (/ 1 (/ 1 d)) (* (/ 1 (/ 1 a)) (* 1 1))))) into (- (/ (* b c) (hypot (/ 1 c) (/ 1 d))) (/ (* d a) (hypot (/ 1 c) (/ 1 d))))
* [misc]approximate:  Taking taylor expansion of (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))) in (b c a d) around 0
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))) in d
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in d
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in d
* [misc]taylor:  Taking taylor expansion of (- b) in d
* [misc]taylor:  Taking taylor expansion of b in d
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (/ 1 (- b)) into (/ -1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in d
* [misc]taylor:  Taking taylor expansion of (- c) in d
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in d
* [misc]taylor:  Taking taylor expansion of (- a) in d
* [misc]taylor:  Taking taylor expansion of a in d
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (/ 1 (- a)) into (/ -1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in d
* [misc]taylor:  Taking taylor expansion of (- d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in d
* [misc]backup-simplify:  Simplify (hypot (/ 1 (- c)) (/ 1 (- d))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* (/ -1 a) -1) into (/ 1 a)
* [misc]backup-simplify:  Simplify (- (/ 1 a)) into (- (/ 1 a))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 a))) into (- (/ 1 a))
* [misc]backup-simplify:  Simplify (/ (- (/ 1 a)) (hypot (/ -1 c) (/ -1 d))) into (/ -1 (* a (hypot (/ -1 c) (/ -1 d))))
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))) in a
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in a
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in a
* [misc]taylor:  Taking taylor expansion of (- b) in a
* [misc]taylor:  Taking taylor expansion of b in a
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (/ 1 (- b)) into (/ -1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in a
* [misc]taylor:  Taking taylor expansion of (- c) in a
* [misc]taylor:  Taking taylor expansion of c in a
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in a
* [misc]taylor:  Taking taylor expansion of (- a) in a
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in a
* [misc]taylor:  Taking taylor expansion of (- d) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in a
* [misc]backup-simplify:  Simplify (hypot (/ 1 (- c)) (/ 1 (- d))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* -1 (/ -1 d)) into (/ 1 d)
* [misc]backup-simplify:  Simplify (- (/ 1 d)) into (- (/ 1 d))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 d))) into (- (/ 1 d))
* [misc]backup-simplify:  Simplify (/ (- (/ 1 d)) (hypot (/ -1 c) (/ -1 d))) into (/ -1 (* d (hypot (/ -1 c) (/ -1 d))))
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))) in c
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in c
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in c
* [misc]taylor:  Taking taylor expansion of (- b) in c
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (/ 1 (- b)) into (/ -1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in c
* [misc]taylor:  Taking taylor expansion of (- c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in c
* [misc]taylor:  Taking taylor expansion of (- a) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (/ 1 (- a)) into (/ -1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in c
* [misc]taylor:  Taking taylor expansion of (- d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in c
* [misc]backup-simplify:  Simplify (hypot (/ 1 (- c)) (/ 1 (- d))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* (/ -1 b) -1) into (/ 1 b)
* [misc]backup-simplify:  Simplify (+ (/ 1 b) 0) into (/ 1 b)
* [misc]backup-simplify:  Simplify (/ (/ 1 b) (hypot (/ -1 c) (/ -1 d))) into (/ 1 (* b (hypot (/ -1 c) (/ -1 d))))
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))) in b
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in b
* [misc]taylor:  Taking taylor expansion of (- b) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in b
* [misc]taylor:  Taking taylor expansion of (- c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in b
* [misc]taylor:  Taking taylor expansion of (- a) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (/ 1 (- a)) into (/ -1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in b
* [misc]taylor:  Taking taylor expansion of (- d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in b
* [misc]backup-simplify:  Simplify (hypot (/ 1 (- c)) (/ 1 (- d))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* -1 (/ -1 c)) into (/ 1 c)
* [misc]backup-simplify:  Simplify (+ (/ 1 c) 0) into (/ 1 c)
* [misc]backup-simplify:  Simplify (/ (/ 1 c) (hypot (/ -1 c) (/ -1 d))) into (/ 1 (* c (hypot (/ -1 c) (/ -1 d))))
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))) in b
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in b
* [misc]taylor:  Taking taylor expansion of (- b) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in b
* [misc]taylor:  Taking taylor expansion of (- c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in b
* [misc]taylor:  Taking taylor expansion of (- a) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (/ 1 (- a)) into (/ -1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in b
* [misc]taylor:  Taking taylor expansion of (- d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in b
* [misc]backup-simplify:  Simplify (hypot (/ 1 (- c)) (/ 1 (- d))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* -1 (/ -1 c)) into (/ 1 c)
* [misc]backup-simplify:  Simplify (+ (/ 1 c) 0) into (/ 1 c)
* [misc]backup-simplify:  Simplify (/ (/ 1 c) (hypot (/ -1 c) (/ -1 d))) into (/ 1 (* c (hypot (/ -1 c) (/ -1 d))))
* [misc]taylor:  Taking taylor expansion of (/ 1 (* c (hypot (/ -1 c) (/ -1 d)))) in c
* [misc]taylor:  Taking taylor expansion of (* c (hypot (/ -1 c) (/ -1 d))) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (hypot (/ -1 c) (/ -1 d)) in c
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* 0 (hypot (/ -1 c) (/ -1 d))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 (hypot (/ -1 c) (/ -1 d)))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (/ 1 (hypot (/ -1 c) (/ -1 d))) into (/ 1 (hypot (/ -1 c) (/ -1 d)))
* [misc]taylor:  Taking taylor expansion of (/ 1 (hypot (/ -1 c) (/ -1 d))) in a
* [misc]taylor:  Taking taylor expansion of (hypot (/ -1 c) (/ -1 d)) in a
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (/ 1 (hypot (/ -1 c) (/ -1 d))) into (/ 1 (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 c) (/ 0 (- c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (* 0 (/ -1 c))) into 0
* [misc]backup-simplify:  Simplify (* (/ -1 a) (/ -1 d)) into (/ 1 (* d a))
* [misc]backup-simplify:  Simplify (- (/ 1 (* d a))) into (- (/ 1 (* d a)))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 (* d a)))) into (- (/ 1 (* d a)))
* [misc]backup-simplify:  Simplify (- (/ (- (/ 1 (* d a))) (hypot (/ -1 c) (/ -1 d))) (+ (* (/ 1 (* c (hypot (/ -1 c) (/ -1 d)))) (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into (- (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d))))))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d)))))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d))))) in c
* [misc]taylor:  Taking taylor expansion of (* d (* a (hypot (/ -1 c) (/ -1 d)))) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (* a (hypot (/ -1 c) (/ -1 d))) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of (hypot (/ -1 c) (/ -1 d)) in c
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* a (hypot (/ -1 c) (/ -1 d))) into (* a (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (* d (* a (hypot (/ -1 c) (/ -1 d)))) into (* d (* a (hypot (/ -1 c) (/ -1 d))))
* [misc]backup-simplify:  Simplify (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d))))) into (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d)))))
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 (hypot (/ -1 c) (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ -1 c) (/ -1 d))) (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of (/ 1 (hypot (/ -1 c) (/ -1 d))) in d
* [misc]taylor:  Taking taylor expansion of (hypot (/ -1 c) (/ -1 d)) in d
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (/ 1 (hypot (/ -1 c) (/ -1 d))) into (/ 1 (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 c) (/ 0 (- c))) (* 0 (/ 0 (- c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (* 0 (/ -1 c)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d) (/ 0 (- d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 a) (/ 0 (- a))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 a) 0) (* 0 (/ -1 d))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot (/ -1 c) (/ -1 d))) (+ (* (/ 1 (* c (hypot (/ -1 c) (/ -1 d)))) (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* (- (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d)))))) (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d)))))) into (- (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d))))))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d)))))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d))))) in a
* [misc]taylor:  Taking taylor expansion of (* d (* a (hypot (/ -1 c) (/ -1 d)))) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (* a (hypot (/ -1 c) (/ -1 d))) in a
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (hypot (/ -1 c) (/ -1 d)) in a
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* 0 (hypot (/ -1 c) (/ -1 d))) into 0
* [misc]backup-simplify:  Simplify (* d 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 (hypot (/ -1 c) (/ -1 d)))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (+ (* d (hypot (/ -1 c) (/ -1 d))) (* 0 0)) into (* d (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (/ 1 (* d (hypot (/ -1 c) (/ -1 d)))) into (/ 1 (* d (hypot (/ -1 c) (/ -1 d))))
* [misc]backup-simplify:  Simplify (- (/ 1 (* d (hypot (/ -1 c) (/ -1 d))))) into (- (/ 1 (* d (hypot (/ -1 c) (/ -1 d)))))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* d (hypot (/ -1 c) (/ -1 d))))) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d (hypot (/ -1 c) (/ -1 d)))) in d
* [misc]taylor:  Taking taylor expansion of (* d (hypot (/ -1 c) (/ -1 d))) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (hypot (/ -1 c) (/ -1 d)) in d
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* 0 (hypot (/ -1 c) (/ -1 d))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 (hypot (/ -1 c) (/ -1 d)))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (/ 1 (hypot (/ -1 c) (/ -1 d))) into (/ 1 (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (- (/ 1 (hypot (/ -1 c) (/ -1 d)))) into (- (/ 1 (hypot (/ -1 c) (/ -1 d))))
* [misc]backup-simplify:  Simplify (- (/ 1 (hypot (/ -1 c) (/ -1 d)))) into (- (/ 1 (hypot (/ -1 c) (/ -1 d))))
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ -1 c) (/ -1 d))) (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* 0 (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ -1 c) (/ -1 d))) (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ 1 (hypot (/ -1 c) (/ -1 d))) into (/ 1 (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 c) (/ 0 (- c))) (* 0 (/ 0 (- c))) (* 0 (/ 0 (- c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ -1 c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d) (/ 0 (- d))) (* 0 (/ 0 (- d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 a) (/ 0 (- a))) (* 0 (/ 0 (- a))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 a) 0) (+ (* 0 0) (* 0 (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot (/ -1 c) (/ -1 d))) (+ (* (/ 1 (* c (hypot (/ -1 c) (/ -1 d)))) (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* (- (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d)))))) (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* 0 (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* a 0) (* 0 (hypot (/ -1 c) (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 (* a (hypot (/ -1 c) (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d))))) (/ 0 (* d (* a (hypot (/ -1 c) (/ -1 d)))))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ -1 c) (/ -1 d))) (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* 0 (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* 0 (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 (hypot (/ -1 c) (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 (hypot (/ -1 c) (/ -1 d))) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d (hypot (/ -1 c) (/ -1 d)))) (/ 0 (* d (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ -1 c) (/ -1 d))) (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* 0 (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 (hypot (/ -1 c) (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ -1 c) (/ -1 d))) (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ -1 c) (/ -1 d))) (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 c) (/ 0 (- c))) (* 0 (/ 0 (- c))) (* 0 (/ 0 (- c))) (* 0 (/ 0 (- c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ -1 c)))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d) (/ 0 (- d))) (* 0 (/ 0 (- d))) (* 0 (/ 0 (- d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 a) (/ 0 (- a))) (* 0 (/ 0 (- a))) (* 0 (/ 0 (- a))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 a) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot (/ -1 c) (/ -1 d))) (+ (* (/ 1 (* c (hypot (/ -1 c) (/ -1 d)))) (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* (- (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d)))))) (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* 0 (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* 0 (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* a 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (* 0 (* a (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d))))) (/ 0 (* d (* a (hypot (/ -1 c) (/ -1 d)))))) (* 0 (/ 0 (* d (* a (hypot (/ -1 c) (/ -1 d)))))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d)))))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ -1 c) (/ -1 d))) (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* 0 (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* 0 (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* 0 (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (+ (* 0 (hypot (/ -1 c) (/ -1 d))) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d (hypot (/ -1 c) (/ -1 d)))) (/ 0 (* d (hypot (/ -1 c) (/ -1 d))))) (* 0 (/ 0 (* d (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ -1 c) (/ -1 d))) (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* 0 (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* 0 (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 (hypot (/ -1 c) (/ -1 d))) (* 1 (* 1 (* (/ 1 (/ 1 (- c))) (/ 1 (/ 1 (- b))))))) (* (- (/ 1 (hypot (/ -1 c) (/ -1 d)))) (* (/ 1 (/ 1 (- d))) (* (/ 1 (/ 1 (- a))) (* 1 1))))) into (- (/ (* b c) (hypot (/ -1 c) (/ -1 d))) (/ (* d a) (hypot (/ -1 c) (/ -1 d))))
* * * * [misc]progress:  [ 2 / 4 ] generating series at (2)
* [misc]approximate:  Taking taylor expansion of (/ (/ (- (* b c) (* a d)) (hypot c d)) (hypot c d)) in (b c a d) around 0
* [misc]taylor:  Taking taylor expansion of (/ (/ (- (* b c) (* a d)) (hypot c d)) (hypot c d)) in d
* [misc]taylor:  Taking taylor expansion of (/ (- (* b c) (* a d)) (hypot c d)) in d
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in d
* [misc]taylor:  Taking taylor expansion of (* b c) in d
* [misc]taylor:  Taking taylor expansion of b in d
* [misc]backup-simplify:  Simplify b into b
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (* a d) in d
* [misc]taylor:  Taking taylor expansion of a in d
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (hypot c d) in d
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* b c) into (* b c)
* [misc]backup-simplify:  Simplify (* a 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ (* b c) 0) into (* b c)
* [misc]backup-simplify:  Simplify (/ (* b c) (hypot c d)) into (/ (* b c) (hypot c d))
* [misc]taylor:  Taking taylor expansion of (hypot c d) in d
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (/ (/ (* b c) (hypot c d)) (hypot c d)) into (/ (* b c) (sqr (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (/ (/ (- (* b c) (* a d)) (hypot c d)) (hypot c d)) in a
* [misc]taylor:  Taking taylor expansion of (/ (- (* b c) (* a d)) (hypot c d)) in a
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in a
* [misc]taylor:  Taking taylor expansion of (* b c) in a
* [misc]taylor:  Taking taylor expansion of b in a
* [misc]backup-simplify:  Simplify b into b
* [misc]taylor:  Taking taylor expansion of c in a
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (* a d) in a
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (hypot c d) in a
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* b c) into (* b c)
* [misc]backup-simplify:  Simplify (* 0 d) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ (* b c) 0) into (* b c)
* [misc]backup-simplify:  Simplify (/ (* b c) (hypot c d)) into (/ (* b c) (hypot c d))
* [misc]taylor:  Taking taylor expansion of (hypot c d) in a
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (/ (/ (* b c) (hypot c d)) (hypot c d)) into (/ (* b c) (sqr (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (/ (/ (- (* b c) (* a d)) (hypot c d)) (hypot c d)) in c
* [misc]taylor:  Taking taylor expansion of (/ (- (* b c) (* a d)) (hypot c d)) in c
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in c
* [misc]taylor:  Taking taylor expansion of (* b c) in c
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (* a d) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (hypot c d) in c
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* b 0) into 0
* [misc]backup-simplify:  Simplify (* a d) into (* d a)
* [misc]backup-simplify:  Simplify (- (* d a)) into (- (* d a))
* [misc]backup-simplify:  Simplify (+ 0 (- (* d a))) into (- (* d a))
* [misc]backup-simplify:  Simplify (/ (- (* d a)) (hypot c d)) into (* -1 (/ (* d a) (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (hypot c d) in c
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (/ (* -1 (/ (* d a) (hypot c d))) (hypot c d)) into (* -1 (/ (* d a) (sqr (hypot c d))))
* [misc]taylor:  Taking taylor expansion of (/ (/ (- (* b c) (* a d)) (hypot c d)) (hypot c d)) in b
* [misc]taylor:  Taking taylor expansion of (/ (- (* b c) (* a d)) (hypot c d)) in b
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in b
* [misc]taylor:  Taking taylor expansion of (* b c) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (* a d) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (hypot c d) in b
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* 0 c) into 0
* [misc]backup-simplify:  Simplify (* a d) into (* d a)
* [misc]backup-simplify:  Simplify (- (* d a)) into (- (* d a))
* [misc]backup-simplify:  Simplify (+ 0 (- (* d a))) into (- (* d a))
* [misc]backup-simplify:  Simplify (/ (- (* d a)) (hypot c d)) into (* -1 (/ (* d a) (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (hypot c d) in b
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (/ (* -1 (/ (* d a) (hypot c d))) (hypot c d)) into (* -1 (/ (* d a) (sqr (hypot c d))))
* [misc]taylor:  Taking taylor expansion of (/ (/ (- (* b c) (* a d)) (hypot c d)) (hypot c d)) in b
* [misc]taylor:  Taking taylor expansion of (/ (- (* b c) (* a d)) (hypot c d)) in b
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in b
* [misc]taylor:  Taking taylor expansion of (* b c) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (* a d) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (hypot c d) in b
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* 0 c) into 0
* [misc]backup-simplify:  Simplify (* a d) into (* d a)
* [misc]backup-simplify:  Simplify (- (* d a)) into (- (* d a))
* [misc]backup-simplify:  Simplify (+ 0 (- (* d a))) into (- (* d a))
* [misc]backup-simplify:  Simplify (/ (- (* d a)) (hypot c d)) into (* -1 (/ (* d a) (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (hypot c d) in b
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (/ (* -1 (/ (* d a) (hypot c d))) (hypot c d)) into (* -1 (/ (* d a) (sqr (hypot c d))))
* [misc]taylor:  Taking taylor expansion of (* -1 (/ (* d a) (sqr (hypot c d)))) in c
* [misc]taylor:  Taking taylor expansion of -1 in c
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]taylor:  Taking taylor expansion of (/ (* d a) (sqr (hypot c d))) in c
* [misc]taylor:  Taking taylor expansion of (* d a) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of (sqr (hypot c d)) in c
* [misc]taylor:  Taking taylor expansion of (hypot c d) in c
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* d a) into (* d a)
* [misc]backup-simplify:  Simplify (* (hypot c d) (hypot c d)) into (sqr (hypot c d))
* [misc]backup-simplify:  Simplify (/ (* d a) (sqr (hypot c d))) into (/ (* d a) (sqr (hypot c d)))
* [misc]backup-simplify:  Simplify (* -1 (/ (* d a) (sqr (hypot c d)))) into (* -1 (/ (* d a) (sqr (hypot c d))))
* [misc]taylor:  Taking taylor expansion of (* -1 (/ (* d a) (sqr (hypot c d)))) in a
* [misc]taylor:  Taking taylor expansion of -1 in a
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]taylor:  Taking taylor expansion of (/ (* d a) (sqr (hypot c d))) in a
* [misc]taylor:  Taking taylor expansion of (* d a) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (sqr (hypot c d)) in a
* [misc]taylor:  Taking taylor expansion of (hypot c d) in a
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* d 0) into 0
* [misc]backup-simplify:  Simplify (+ (* d 1) (* 0 0)) into d
* [misc]backup-simplify:  Simplify (* (hypot c d) (hypot c d)) into (sqr (hypot c d))
* [misc]backup-simplify:  Simplify (/ d (sqr (hypot c d))) into (/ d (sqr (hypot c d)))
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 c)) into c
* [misc]backup-simplify:  Simplify (+ (* a 0) (* 0 d)) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ c 0) into c
* [misc]backup-simplify:  Simplify (- (/ c (hypot c d)) (+ (* (* -1 (/ (* d a) (hypot c d))) (/ 0 (hypot c d))))) into (/ c (hypot c d))
* [misc]backup-simplify:  Simplify (- (/ (/ c (hypot c d)) (hypot c d)) (+ (* (* -1 (/ (* d a) (sqr (hypot c d)))) (/ 0 (hypot c d))))) into (/ c (sqr (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (/ c (sqr (hypot c d))) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (sqr (hypot c d)) in c
* [misc]taylor:  Taking taylor expansion of (hypot c d) in c
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* (hypot c d) (hypot c d)) into (sqr (hypot c d))
* [misc]backup-simplify:  Simplify (/ 1 (sqr (hypot c d))) into (/ 1 (sqr (hypot c d)))
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 a)) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot c d) 0) (* 0 (hypot c d))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (sqr (hypot c d))) (+ (* (/ (* d a) (sqr (hypot c d))) (/ 0 (sqr (hypot c d)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (* 0 (/ (* d a) (sqr (hypot c d))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (* -1 (/ d (sqr (hypot c d)))) into (* -1 (/ d (sqr (hypot c d))))
* [misc]taylor:  Taking taylor expansion of (* -1 (/ d (sqr (hypot c d)))) in d
* [misc]taylor:  Taking taylor expansion of -1 in d
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]taylor:  Taking taylor expansion of (/ d (sqr (hypot c d))) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (sqr (hypot c d)) in d
* [misc]taylor:  Taking taylor expansion of (hypot c d) in d
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* (hypot c d) (hypot c d)) into (sqr (hypot c d))
* [misc]backup-simplify:  Simplify (/ 1 (sqr (hypot c d))) into (/ 1 (sqr (hypot c d)))
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 c))) into 0
* [misc]backup-simplify:  Simplify (+ (* a 0) (+ (* 0 0) (* 0 d))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot c d)) (+ (* (* -1 (/ (* d a) (hypot c d))) (/ 0 (hypot c d))) (* (/ c (hypot c d)) (/ 0 (hypot c d))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot c d)) (+ (* (* -1 (/ (* d a) (sqr (hypot c d)))) (/ 0 (hypot c d))) (* (/ c (sqr (hypot c d))) (/ 0 (hypot c d))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr (hypot c d))) in a
* [misc]taylor:  Taking taylor expansion of (sqr (hypot c d)) in a
* [misc]taylor:  Taking taylor expansion of (hypot c d) in a
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* (hypot c d) (hypot c d)) into (sqr (hypot c d))
* [misc]backup-simplify:  Simplify (/ 1 (sqr (hypot c d))) into (/ 1 (sqr (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr (hypot c d))) in d
* [misc]taylor:  Taking taylor expansion of (sqr (hypot c d)) in d
* [misc]taylor:  Taking taylor expansion of (hypot c d) in d
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* (hypot c d) (hypot c d)) into (sqr (hypot c d))
* [misc]backup-simplify:  Simplify (/ 1 (sqr (hypot c d))) into (/ 1 (sqr (hypot c d)))
* [misc]backup-simplify:  Simplify (/ 1 (sqr (hypot c d))) into (/ 1 (sqr (hypot c d)))
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (* 0 a))) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot c d) 0) (+ (* 0 0) (* 0 (hypot c d)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (sqr (hypot c d))) (+ (* (/ (* d a) (sqr (hypot c d))) (/ 0 (sqr (hypot c d)))) (* 0 (/ 0 (sqr (hypot c d)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (* 0 (/ (* d a) (sqr (hypot c d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot c d) 0) (* 0 (hypot c d))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (sqr (hypot c d))) (+ (* (/ d (sqr (hypot c d))) (/ 0 (sqr (hypot c d)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (* 0 (/ d (sqr (hypot c d))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (* -1 (/ 1 (sqr (hypot c d)))) into (/ -1 (sqr (hypot c d)))
* [misc]backup-simplify:  Simplify (/ -1 (sqr (hypot c d))) into (/ -1 (sqr (hypot c d)))
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 c)))) into 0
* [misc]backup-simplify:  Simplify (+ (* a 0) (+ (* 0 0) (+ (* 0 0) (* 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot c d)) (+ (* (* -1 (/ (* d a) (hypot c d))) (/ 0 (hypot c d))) (* (/ c (hypot c d)) (/ 0 (hypot c d))) (* 0 (/ 0 (hypot c d))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot c d)) (+ (* (* -1 (/ (* d a) (sqr (hypot c d)))) (/ 0 (hypot c d))) (* (/ c (sqr (hypot c d))) (/ 0 (hypot c d))) (* 0 (/ 0 (hypot c d))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot c d) 0) (* 0 (hypot c d))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (sqr (hypot c d))) (+ (* (/ 1 (sqr (hypot c d))) (/ 0 (sqr (hypot c d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (+ (* 0 0) (* 0 a)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot c d) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (hypot c d))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (sqr (hypot c d))) (+ (* (/ (* d a) (sqr (hypot c d))) (/ 0 (sqr (hypot c d)))) (* 0 (/ 0 (sqr (hypot c d)))) (* 0 (/ 0 (sqr (hypot c d)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ (* d a) (sqr (hypot c d))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot c d) 0) (* 0 (hypot c d))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot c d))) (/ 0 (sqr (hypot c d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 (sqr (hypot c d))) (* d (* a (* 1 1)))) (* (/ 1 (sqr (hypot c d))) (* 1 (* 1 (* c b))))) into (- (/ (* b c) (sqr (hypot c d))) (/ (* d a) (sqr (hypot c d))))
* [misc]approximate:  Taking taylor expansion of (/ (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))) in (b c a d) around 0
* [misc]taylor:  Taking taylor expansion of (/ (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))) in d
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))) in d
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in d
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in d
* [misc]taylor:  Taking taylor expansion of b in d
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (/ 1 b) into (/ 1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in d
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in d
* [misc]taylor:  Taking taylor expansion of a in d
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (/ 1 a) into (/ 1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in d
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (* (/ 1 a) 1) into (/ 1 a)
* [misc]backup-simplify:  Simplify (- (/ 1 a)) into (- (/ 1 a))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 a))) into (- (/ 1 a))
* [misc]backup-simplify:  Simplify (/ (- (/ 1 a)) (hypot (/ 1 c) (/ 1 d))) into (/ -1 (* (hypot (/ 1 c) (/ 1 d)) a))
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in d
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (/ (/ -1 (* (hypot (/ 1 c) (/ 1 d)) a)) (hypot (/ 1 c) (/ 1 d))) into (/ -1 (* (sqr (hypot (/ 1 c) (/ 1 d))) a))
* [misc]taylor:  Taking taylor expansion of (/ (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))) in a
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))) in a
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in a
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in a
* [misc]taylor:  Taking taylor expansion of b in a
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (/ 1 b) into (/ 1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in a
* [misc]taylor:  Taking taylor expansion of c in a
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in a
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in a
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (* 1 (/ 1 d)) into (/ 1 d)
* [misc]backup-simplify:  Simplify (- (/ 1 d)) into (- (/ 1 d))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 d))) into (- (/ 1 d))
* [misc]backup-simplify:  Simplify (/ (- (/ 1 d)) (hypot (/ 1 c) (/ 1 d))) into (/ -1 (* (hypot (/ 1 c) (/ 1 d)) d))
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in a
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (/ (/ -1 (* (hypot (/ 1 c) (/ 1 d)) d)) (hypot (/ 1 c) (/ 1 d))) into (/ -1 (* (sqr (hypot (/ 1 c) (/ 1 d))) d))
* [misc]taylor:  Taking taylor expansion of (/ (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))) in c
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))) in c
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in c
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in c
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (/ 1 b) into (/ 1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (/ 1 a) into (/ 1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in c
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (* (/ 1 b) 1) into (/ 1 b)
* [misc]backup-simplify:  Simplify (+ (/ 1 b) 0) into (/ 1 b)
* [misc]backup-simplify:  Simplify (/ (/ 1 b) (hypot (/ 1 c) (/ 1 d))) into (/ 1 (* (hypot (/ 1 c) (/ 1 d)) b))
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in c
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (/ (/ 1 (* (hypot (/ 1 c) (/ 1 d)) b)) (hypot (/ 1 c) (/ 1 d))) into (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) b))
* [misc]taylor:  Taking taylor expansion of (/ (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))) in b
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))) in b
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (/ 1 a) into (/ 1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in b
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (* 1 (/ 1 c)) into (/ 1 c)
* [misc]backup-simplify:  Simplify (+ (/ 1 c) 0) into (/ 1 c)
* [misc]backup-simplify:  Simplify (/ (/ 1 c) (hypot (/ 1 c) (/ 1 d))) into (/ 1 (* (hypot (/ 1 c) (/ 1 d)) c))
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in b
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (/ (/ 1 (* (hypot (/ 1 c) (/ 1 d)) c)) (hypot (/ 1 c) (/ 1 d))) into (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) c))
* [misc]taylor:  Taking taylor expansion of (/ (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))) in b
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))) in b
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (/ 1 a) into (/ 1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in b
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (* 1 (/ 1 c)) into (/ 1 c)
* [misc]backup-simplify:  Simplify (+ (/ 1 c) 0) into (/ 1 c)
* [misc]backup-simplify:  Simplify (/ (/ 1 c) (hypot (/ 1 c) (/ 1 d))) into (/ 1 (* (hypot (/ 1 c) (/ 1 d)) c))
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in b
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (/ (/ 1 (* (hypot (/ 1 c) (/ 1 d)) c)) (hypot (/ 1 c) (/ 1 d))) into (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) c))
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) c)) in c
* [misc]taylor:  Taking taylor expansion of (* (sqr (hypot (/ 1 c) (/ 1 d))) c) in c
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ 1 c) (/ 1 d))) in c
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in c
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* (hypot (/ 1 c) (/ 1 d)) (hypot (/ 1 c) (/ 1 d))) into (sqr (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (* (sqr (hypot (/ 1 c) (/ 1 d))) 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (* 0 (hypot (/ 1 c) (/ 1 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (hypot (/ 1 c) (/ 1 d))) 1) (* 0 0)) into (sqr (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) into (/ 1 (sqr (hypot (/ 1 c) (/ 1 d))))
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) in a
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ 1 c) (/ 1 d))) in a
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in a
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (* (hypot (/ 1 c) (/ 1 d)) (hypot (/ 1 c) (/ 1 d))) into (sqr (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) into (/ 1 (sqr (hypot (/ 1 c) (/ 1 d))))
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 c) (/ 0 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 (/ 1 c))) into 0
* [misc]backup-simplify:  Simplify (* (/ 1 a) (/ 1 d)) into (/ 1 (* d a))
* [misc]backup-simplify:  Simplify (- (/ 1 (* d a))) into (- (/ 1 (* d a)))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 (* d a)))) into (- (/ 1 (* d a)))
* [misc]backup-simplify:  Simplify (- (/ (- (/ 1 (* d a))) (hypot (/ 1 c) (/ 1 d))) (+ (* (/ 1 (* (hypot (/ 1 c) (/ 1 d)) c)) (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into (- (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a))))
* [misc]backup-simplify:  Simplify (- (/ (- (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a)))) (hypot (/ 1 c) (/ 1 d))) (+ (* (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) c)) (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into (- (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a))))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a)))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a))) in c
* [misc]taylor:  Taking taylor expansion of (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a)) in c
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ 1 c) (/ 1 d))) in c
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in c
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]taylor:  Taking taylor expansion of (* d a) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (* (hypot (/ 1 c) (/ 1 d)) (hypot (/ 1 c) (/ 1 d))) into (sqr (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (* d a) into (* d a)
* [misc]backup-simplify:  Simplify (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a)) into (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a))
* [misc]backup-simplify:  Simplify (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a))) into (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a)))
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (* 0 (hypot (/ 1 c) (/ 1 d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (hypot (/ 1 c) (/ 1 d))) 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) in d
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ 1 c) (/ 1 d))) in d
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in d
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (* (hypot (/ 1 c) (/ 1 d)) (hypot (/ 1 c) (/ 1 d))) into (sqr (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) into (/ 1 (sqr (hypot (/ 1 c) (/ 1 d))))
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 c) (/ 0 c)) (* 0 (/ 0 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 (/ 1 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 a) (/ 0 a)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 a) 0) (* 0 (/ 1 d))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot (/ 1 c) (/ 1 d))) (+ (* (/ 1 (* (hypot (/ 1 c) (/ 1 d)) c)) (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* (- (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a)))) (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot (/ 1 c) (/ 1 d))) (+ (* (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) c)) (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* (- (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a)))) (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a)))) into (- (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a))))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a)))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a))) in a
* [misc]taylor:  Taking taylor expansion of (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a)) in a
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ 1 c) (/ 1 d))) in a
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in a
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]taylor:  Taking taylor expansion of (* d a) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* (hypot (/ 1 c) (/ 1 d)) (hypot (/ 1 c) (/ 1 d))) into (sqr (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (* d 0) into 0
* [misc]backup-simplify:  Simplify (* (sqr (hypot (/ 1 c) (/ 1 d))) 0) into 0
* [misc]backup-simplify:  Simplify (+ (* d 1) (* 0 0)) into d
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (* 0 (hypot (/ 1 c) (/ 1 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (hypot (/ 1 c) (/ 1 d))) d) (* 0 0)) into (* (sqr (hypot (/ 1 c) (/ 1 d))) d)
* [misc]backup-simplify:  Simplify (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) d)) into (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) d))
* [misc]backup-simplify:  Simplify (- (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) d))) into (- (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) d)))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) d))) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) d)) in d
* [misc]taylor:  Taking taylor expansion of (* (sqr (hypot (/ 1 c) (/ 1 d))) d) in d
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ 1 c) (/ 1 d))) in d
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in d
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* (hypot (/ 1 c) (/ 1 d)) (hypot (/ 1 c) (/ 1 d))) into (sqr (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (* (sqr (hypot (/ 1 c) (/ 1 d))) 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (* 0 (hypot (/ 1 c) (/ 1 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (hypot (/ 1 c) (/ 1 d))) 1) (* 0 0)) into (sqr (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) into (/ 1 (sqr (hypot (/ 1 c) (/ 1 d))))
* [misc]backup-simplify:  Simplify (- (/ 1 (sqr (hypot (/ 1 c) (/ 1 d))))) into (- (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))))
* [misc]backup-simplify:  Simplify (- (/ 1 (sqr (hypot (/ 1 c) (/ 1 d))))) into (- (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))))
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (hypot (/ 1 c) (/ 1 d))) 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))) (* 0 (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (* 0 (hypot (/ 1 c) (/ 1 d)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) into (/ 1 (sqr (hypot (/ 1 c) (/ 1 d))))
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 c) (/ 0 c)) (* 0 (/ 0 c)) (* 0 (/ 0 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 c))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)) (* 0 (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 a) (/ 0 a)) (* 0 (/ 0 a)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 a) 0) (+ (* 0 0) (* 0 (/ 1 d)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot (/ 1 c) (/ 1 d))) (+ (* (/ 1 (* (hypot (/ 1 c) (/ 1 d)) c)) (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* (- (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a)))) (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* 0 (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot (/ 1 c) (/ 1 d))) (+ (* (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) c)) (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* (- (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a)))) (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* 0 (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 a)) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (* 0 (hypot (/ 1 c) (/ 1 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (hypot (/ 1 c) (/ 1 d))) 0) (* 0 (* d a))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a))) (/ 0 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a)))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (hypot (/ 1 c) (/ 1 d))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (hypot (/ 1 c) (/ 1 d))) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))) (* 0 (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))) (* 0 (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (* 0 (hypot (/ 1 c) (/ 1 d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (hypot (/ 1 c) (/ 1 d))) 0) (+ (* 0 d) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) d)) (/ 0 (* (sqr (hypot (/ 1 c) (/ 1 d))) d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (* 0 (hypot (/ 1 c) (/ 1 d))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))) (* 0 (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (* 0 (hypot (/ 1 c) (/ 1 d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (hypot (/ 1 c) (/ 1 d))) 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (* 0 (hypot (/ 1 c) (/ 1 d)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 c) (/ 0 c)) (* 0 (/ 0 c)) (* 0 (/ 0 c)) (* 0 (/ 0 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 c)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)) (* 0 (/ 0 d)) (* 0 (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 a) (/ 0 a)) (* 0 (/ 0 a)) (* 0 (/ 0 a)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 a) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot (/ 1 c) (/ 1 d))) (+ (* (/ 1 (* (hypot (/ 1 c) (/ 1 d)) c)) (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* (- (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a)))) (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* 0 (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* 0 (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot (/ 1 c) (/ 1 d))) (+ (* (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) c)) (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* (- (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a)))) (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* 0 (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* 0 (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (* 0 a))) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (* 0 (hypot (/ 1 c) (/ 1 d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (hypot (/ 1 c) (/ 1 d))) 0) (+ (* 0 0) (* 0 (* d a)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a))) (/ 0 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a)))) (* 0 (/ 0 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a)))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (hypot (/ 1 c) (/ 1 d)))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (hypot (/ 1 c) (/ 1 d))) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))) (* 0 (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))) (* 0 (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))) (* 0 (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (hypot (/ 1 c) (/ 1 d))) 0) (+ (* 0 0) (+ (* 0 d) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) d)) (/ 0 (* (sqr (hypot (/ 1 c) (/ 1 d))) d))) (* 0 (/ 0 (* (sqr (hypot (/ 1 c) (/ 1 d))) d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))) (* 0 (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))) (* 0 (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) (* 1 (* 1 (* (/ 1 (/ 1 c)) (/ 1 (/ 1 b)))))) (* (- (/ 1 (sqr (hypot (/ 1 c) (/ 1 d))))) (* (/ 1 (/ 1 d)) (* (/ 1 (/ 1 a)) (* 1 1))))) into (- (/ (* b c) (sqr (hypot (/ 1 c) (/ 1 d)))) (/ (* d a) (sqr (hypot (/ 1 c) (/ 1 d)))))
* [misc]approximate:  Taking taylor expansion of (/ (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))) in (b c a d) around 0
* [misc]taylor:  Taking taylor expansion of (/ (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))) in d
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))) in d
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in d
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in d
* [misc]taylor:  Taking taylor expansion of (- b) in d
* [misc]taylor:  Taking taylor expansion of b in d
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (/ 1 (- b)) into (/ -1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in d
* [misc]taylor:  Taking taylor expansion of (- c) in d
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in d
* [misc]taylor:  Taking taylor expansion of (- a) in d
* [misc]taylor:  Taking taylor expansion of a in d
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (/ 1 (- a)) into (/ -1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in d
* [misc]taylor:  Taking taylor expansion of (- d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in d
* [misc]backup-simplify:  Simplify (hypot (/ 1 (- c)) (/ 1 (- d))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* (/ -1 a) -1) into (/ 1 a)
* [misc]backup-simplify:  Simplify (- (/ 1 a)) into (- (/ 1 a))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 a))) into (- (/ 1 a))
* [misc]backup-simplify:  Simplify (/ (- (/ 1 a)) (hypot (/ -1 c) (/ -1 d))) into (/ -1 (* a (hypot (/ -1 c) (/ -1 d))))
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in d
* [misc]backup-simplify:  Simplify (hypot (/ 1 (- c)) (/ 1 (- d))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (/ (/ -1 (* a (hypot (/ -1 c) (/ -1 d)))) (hypot (/ -1 c) (/ -1 d))) into (/ -1 (* a (sqr (hypot (/ -1 c) (/ -1 d)))))
* [misc]taylor:  Taking taylor expansion of (/ (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))) in a
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))) in a
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in a
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in a
* [misc]taylor:  Taking taylor expansion of (- b) in a
* [misc]taylor:  Taking taylor expansion of b in a
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (/ 1 (- b)) into (/ -1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in a
* [misc]taylor:  Taking taylor expansion of (- c) in a
* [misc]taylor:  Taking taylor expansion of c in a
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in a
* [misc]taylor:  Taking taylor expansion of (- a) in a
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in a
* [misc]taylor:  Taking taylor expansion of (- d) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in a
* [misc]backup-simplify:  Simplify (hypot (/ 1 (- c)) (/ 1 (- d))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* -1 (/ -1 d)) into (/ 1 d)
* [misc]backup-simplify:  Simplify (- (/ 1 d)) into (- (/ 1 d))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 d))) into (- (/ 1 d))
* [misc]backup-simplify:  Simplify (/ (- (/ 1 d)) (hypot (/ -1 c) (/ -1 d))) into (/ -1 (* d (hypot (/ -1 c) (/ -1 d))))
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in a
* [misc]backup-simplify:  Simplify (hypot (/ 1 (- c)) (/ 1 (- d))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (/ (/ -1 (* d (hypot (/ -1 c) (/ -1 d)))) (hypot (/ -1 c) (/ -1 d))) into (/ -1 (* d (sqr (hypot (/ -1 c) (/ -1 d)))))
* [misc]taylor:  Taking taylor expansion of (/ (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))) in c
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))) in c
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in c
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in c
* [misc]taylor:  Taking taylor expansion of (- b) in c
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (/ 1 (- b)) into (/ -1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in c
* [misc]taylor:  Taking taylor expansion of (- c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in c
* [misc]taylor:  Taking taylor expansion of (- a) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (/ 1 (- a)) into (/ -1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in c
* [misc]taylor:  Taking taylor expansion of (- d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in c
* [misc]backup-simplify:  Simplify (hypot (/ 1 (- c)) (/ 1 (- d))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* (/ -1 b) -1) into (/ 1 b)
* [misc]backup-simplify:  Simplify (+ (/ 1 b) 0) into (/ 1 b)
* [misc]backup-simplify:  Simplify (/ (/ 1 b) (hypot (/ -1 c) (/ -1 d))) into (/ 1 (* b (hypot (/ -1 c) (/ -1 d))))
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in c
* [misc]backup-simplify:  Simplify (hypot (/ 1 (- c)) (/ 1 (- d))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (/ (/ 1 (* b (hypot (/ -1 c) (/ -1 d)))) (hypot (/ -1 c) (/ -1 d))) into (/ 1 (* b (sqr (hypot (/ -1 c) (/ -1 d)))))
* [misc]taylor:  Taking taylor expansion of (/ (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))) in b
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))) in b
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in b
* [misc]taylor:  Taking taylor expansion of (- b) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in b
* [misc]taylor:  Taking taylor expansion of (- c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in b
* [misc]taylor:  Taking taylor expansion of (- a) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (/ 1 (- a)) into (/ -1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in b
* [misc]taylor:  Taking taylor expansion of (- d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in b
* [misc]backup-simplify:  Simplify (hypot (/ 1 (- c)) (/ 1 (- d))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* -1 (/ -1 c)) into (/ 1 c)
* [misc]backup-simplify:  Simplify (+ (/ 1 c) 0) into (/ 1 c)
* [misc]backup-simplify:  Simplify (/ (/ 1 c) (hypot (/ -1 c) (/ -1 d))) into (/ 1 (* c (hypot (/ -1 c) (/ -1 d))))
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in b
* [misc]backup-simplify:  Simplify (hypot (/ 1 (- c)) (/ 1 (- d))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (/ (/ 1 (* c (hypot (/ -1 c) (/ -1 d)))) (hypot (/ -1 c) (/ -1 d))) into (/ 1 (* c (sqr (hypot (/ -1 c) (/ -1 d)))))
* [misc]taylor:  Taking taylor expansion of (/ (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))) in b
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))) in b
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in b
* [misc]taylor:  Taking taylor expansion of (- b) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in b
* [misc]taylor:  Taking taylor expansion of (- c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in b
* [misc]taylor:  Taking taylor expansion of (- a) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (/ 1 (- a)) into (/ -1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in b
* [misc]taylor:  Taking taylor expansion of (- d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in b
* [misc]backup-simplify:  Simplify (hypot (/ 1 (- c)) (/ 1 (- d))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* -1 (/ -1 c)) into (/ 1 c)
* [misc]backup-simplify:  Simplify (+ (/ 1 c) 0) into (/ 1 c)
* [misc]backup-simplify:  Simplify (/ (/ 1 c) (hypot (/ -1 c) (/ -1 d))) into (/ 1 (* c (hypot (/ -1 c) (/ -1 d))))
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in b
* [misc]backup-simplify:  Simplify (hypot (/ 1 (- c)) (/ 1 (- d))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (/ (/ 1 (* c (hypot (/ -1 c) (/ -1 d)))) (hypot (/ -1 c) (/ -1 d))) into (/ 1 (* c (sqr (hypot (/ -1 c) (/ -1 d)))))
* [misc]taylor:  Taking taylor expansion of (/ 1 (* c (sqr (hypot (/ -1 c) (/ -1 d))))) in c
* [misc]taylor:  Taking taylor expansion of (* c (sqr (hypot (/ -1 c) (/ -1 d)))) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ -1 c) (/ -1 d))) in c
* [misc]taylor:  Taking taylor expansion of (hypot (/ -1 c) (/ -1 d)) in c
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* (hypot (/ -1 c) (/ -1 d)) (hypot (/ -1 c) (/ -1 d))) into (sqr (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (* 0 (sqr (hypot (/ -1 c) (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (* 0 (hypot (/ -1 c) (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 (sqr (hypot (/ -1 c) (/ -1 d))))) into (sqr (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) into (/ 1 (sqr (hypot (/ -1 c) (/ -1 d))))
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) in a
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ -1 c) (/ -1 d))) in a
* [misc]taylor:  Taking taylor expansion of (hypot (/ -1 c) (/ -1 d)) in a
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* (hypot (/ -1 c) (/ -1 d)) (hypot (/ -1 c) (/ -1 d))) into (sqr (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) into (/ 1 (sqr (hypot (/ -1 c) (/ -1 d))))
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 c) (/ 0 (- c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (* 0 (/ -1 c))) into 0
* [misc]backup-simplify:  Simplify (* (/ -1 a) (/ -1 d)) into (/ 1 (* d a))
* [misc]backup-simplify:  Simplify (- (/ 1 (* d a))) into (- (/ 1 (* d a)))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 (* d a)))) into (- (/ 1 (* d a)))
* [misc]backup-simplify:  Simplify (- (/ (- (/ 1 (* d a))) (hypot (/ -1 c) (/ -1 d))) (+ (* (/ 1 (* c (hypot (/ -1 c) (/ -1 d)))) (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into (- (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d))))))
* [misc]backup-simplify:  Simplify (- (/ (- (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d)))))) (hypot (/ -1 c) (/ -1 d))) (+ (* (/ 1 (* c (sqr (hypot (/ -1 c) (/ -1 d))))) (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into (- (/ 1 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d)))))))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d))))))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d)))))) in c
* [misc]taylor:  Taking taylor expansion of (* d (* a (sqr (hypot (/ -1 c) (/ -1 d))))) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (* a (sqr (hypot (/ -1 c) (/ -1 d)))) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ -1 c) (/ -1 d))) in c
* [misc]taylor:  Taking taylor expansion of (hypot (/ -1 c) (/ -1 d)) in c
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* (hypot (/ -1 c) (/ -1 d)) (hypot (/ -1 c) (/ -1 d))) into (sqr (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (* a (sqr (hypot (/ -1 c) (/ -1 d)))) into (* a (sqr (hypot (/ -1 c) (/ -1 d))))
* [misc]backup-simplify:  Simplify (* d (* a (sqr (hypot (/ -1 c) (/ -1 d))))) into (* d (* a (sqr (hypot (/ -1 c) (/ -1 d)))))
* [misc]backup-simplify:  Simplify (/ 1 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d)))))) into (/ 1 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d))))))
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 (sqr (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) in d
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ -1 c) (/ -1 d))) in d
* [misc]taylor:  Taking taylor expansion of (hypot (/ -1 c) (/ -1 d)) in d
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* (hypot (/ -1 c) (/ -1 d)) (hypot (/ -1 c) (/ -1 d))) into (sqr (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) into (/ 1 (sqr (hypot (/ -1 c) (/ -1 d))))
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 c) (/ 0 (- c))) (* 0 (/ 0 (- c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (* 0 (/ -1 c)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d) (/ 0 (- d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 a) (/ 0 (- a))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 a) 0) (* 0 (/ -1 d))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot (/ -1 c) (/ -1 d))) (+ (* (/ 1 (* c (hypot (/ -1 c) (/ -1 d)))) (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* (- (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d)))))) (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot (/ -1 c) (/ -1 d))) (+ (* (/ 1 (* c (sqr (hypot (/ -1 c) (/ -1 d))))) (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* (- (/ 1 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d))))))) (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 1 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d))))))) into (- (/ 1 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d)))))))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d))))))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d)))))) in a
* [misc]taylor:  Taking taylor expansion of (* d (* a (sqr (hypot (/ -1 c) (/ -1 d))))) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (* a (sqr (hypot (/ -1 c) (/ -1 d)))) in a
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ -1 c) (/ -1 d))) in a
* [misc]taylor:  Taking taylor expansion of (hypot (/ -1 c) (/ -1 d)) in a
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* (hypot (/ -1 c) (/ -1 d)) (hypot (/ -1 c) (/ -1 d))) into (sqr (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (* 0 (sqr (hypot (/ -1 c) (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (* d 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (* 0 (hypot (/ -1 c) (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 (sqr (hypot (/ -1 c) (/ -1 d))))) into (sqr (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (+ (* d (sqr (hypot (/ -1 c) (/ -1 d)))) (* 0 0)) into (* d (sqr (hypot (/ -1 c) (/ -1 d))))
* [misc]backup-simplify:  Simplify (/ 1 (* d (sqr (hypot (/ -1 c) (/ -1 d))))) into (/ 1 (* d (sqr (hypot (/ -1 c) (/ -1 d)))))
* [misc]backup-simplify:  Simplify (- (/ 1 (* d (sqr (hypot (/ -1 c) (/ -1 d)))))) into (- (/ 1 (* d (sqr (hypot (/ -1 c) (/ -1 d))))))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* d (sqr (hypot (/ -1 c) (/ -1 d)))))) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d (sqr (hypot (/ -1 c) (/ -1 d))))) in d
* [misc]taylor:  Taking taylor expansion of (* d (sqr (hypot (/ -1 c) (/ -1 d)))) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ -1 c) (/ -1 d))) in d
* [misc]taylor:  Taking taylor expansion of (hypot (/ -1 c) (/ -1 d)) in d
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* (hypot (/ -1 c) (/ -1 d)) (hypot (/ -1 c) (/ -1 d))) into (sqr (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (* 0 (sqr (hypot (/ -1 c) (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (* 0 (hypot (/ -1 c) (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 (sqr (hypot (/ -1 c) (/ -1 d))))) into (sqr (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) into (/ 1 (sqr (hypot (/ -1 c) (/ -1 d))))
* [misc]backup-simplify:  Simplify (- (/ 1 (sqr (hypot (/ -1 c) (/ -1 d))))) into (- (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))))
* [misc]backup-simplify:  Simplify (- (/ 1 (sqr (hypot (/ -1 c) (/ -1 d))))) into (- (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))))
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 (sqr (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))) (* 0 (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (* 0 (hypot (/ -1 c) (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) into (/ 1 (sqr (hypot (/ -1 c) (/ -1 d))))
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 c) (/ 0 (- c))) (* 0 (/ 0 (- c))) (* 0 (/ 0 (- c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ -1 c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d) (/ 0 (- d))) (* 0 (/ 0 (- d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 a) (/ 0 (- a))) (* 0 (/ 0 (- a))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 a) 0) (+ (* 0 0) (* 0 (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot (/ -1 c) (/ -1 d))) (+ (* (/ 1 (* c (hypot (/ -1 c) (/ -1 d)))) (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* (- (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d)))))) (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* 0 (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot (/ -1 c) (/ -1 d))) (+ (* (/ 1 (* c (sqr (hypot (/ -1 c) (/ -1 d))))) (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* (- (/ 1 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d))))))) (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* 0 (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (* 0 (hypot (/ -1 c) (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* a 0) (* 0 (sqr (hypot (/ -1 c) (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 (* a (sqr (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d)))))) (/ 0 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d))))))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (sqr (hypot (/ -1 c) (/ -1 d)))))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))) (* 0 (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))) (* 0 (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 (sqr (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 (sqr (hypot (/ -1 c) (/ -1 d)))) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d (sqr (hypot (/ -1 c) (/ -1 d))))) (/ 0 (* d (sqr (hypot (/ -1 c) (/ -1 d)))))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))) (* 0 (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 (sqr (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (* 0 (hypot (/ -1 c) (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 c) (/ 0 (- c))) (* 0 (/ 0 (- c))) (* 0 (/ 0 (- c))) (* 0 (/ 0 (- c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ -1 c)))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d) (/ 0 (- d))) (* 0 (/ 0 (- d))) (* 0 (/ 0 (- d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 a) (/ 0 (- a))) (* 0 (/ 0 (- a))) (* 0 (/ 0 (- a))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 a) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot (/ -1 c) (/ -1 d))) (+ (* (/ 1 (* c (hypot (/ -1 c) (/ -1 d)))) (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* (- (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d)))))) (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* 0 (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* 0 (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot (/ -1 c) (/ -1 d))) (+ (* (/ 1 (* c (sqr (hypot (/ -1 c) (/ -1 d))))) (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* (- (/ 1 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d))))))) (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* 0 (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* 0 (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* a 0) (+ (* 0 0) (* 0 (sqr (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (* 0 (* a (sqr (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d)))))) (/ 0 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d))))))) (* 0 (/ 0 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d))))))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d)))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (sqr (hypot (/ -1 c) (/ -1 d))))))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))) (* 0 (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))) (* 0 (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))) (* 0 (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 (sqr (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (+ (* 0 (sqr (hypot (/ -1 c) (/ -1 d)))) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d (sqr (hypot (/ -1 c) (/ -1 d))))) (/ 0 (* d (sqr (hypot (/ -1 c) (/ -1 d)))))) (* 0 (/ 0 (* d (sqr (hypot (/ -1 c) (/ -1 d)))))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))) (* 0 (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))) (* 0 (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) (* 1 (* 1 (* (/ 1 (/ 1 (- c))) (/ 1 (/ 1 (- b))))))) (* (- (/ 1 (sqr (hypot (/ -1 c) (/ -1 d))))) (* (/ 1 (/ 1 (- d))) (* (/ 1 (/ 1 (- a))) (* 1 1))))) into (- (/ (* b c) (sqr (hypot (/ -1 c) (/ -1 d)))) (/ (* d a) (sqr (hypot (/ -1 c) (/ -1 d)))))
* * * * [misc]progress:  [ 3 / 4 ] generating series at (2 1 1)
* [misc]approximate:  Taking taylor expansion of (- (* b c) (* a d)) in (b c a d) around 0
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in d
* [misc]taylor:  Taking taylor expansion of (* b c) in d
* [misc]taylor:  Taking taylor expansion of b in d
* [misc]backup-simplify:  Simplify b into b
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (* a d) in d
* [misc]taylor:  Taking taylor expansion of a in d
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in a
* [misc]taylor:  Taking taylor expansion of (* b c) in a
* [misc]taylor:  Taking taylor expansion of b in a
* [misc]backup-simplify:  Simplify b into b
* [misc]taylor:  Taking taylor expansion of c in a
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (* a d) in a
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in c
* [misc]taylor:  Taking taylor expansion of (* b c) in c
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (* a d) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in b
* [misc]taylor:  Taking taylor expansion of (* b c) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (* a d) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in b
* [misc]taylor:  Taking taylor expansion of (* b c) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (* a d) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (* 0 c) into 0
* [misc]backup-simplify:  Simplify (* a d) into (* d a)
* [misc]backup-simplify:  Simplify (- (* d a)) into (- (* d a))
* [misc]backup-simplify:  Simplify (+ 0 (- (* d a))) into (- (* d a))
* [misc]taylor:  Taking taylor expansion of (- (* d a)) in c
* [misc]taylor:  Taking taylor expansion of (* d a) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (* d a) into (* d a)
* [misc]backup-simplify:  Simplify (- (* d a)) into (- (* d a))
* [misc]taylor:  Taking taylor expansion of (- (* d a)) in a
* [misc]taylor:  Taking taylor expansion of (* d a) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* d 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 c)) into c
* [misc]backup-simplify:  Simplify (+ (* a 0) (* 0 d)) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ c 0) into c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 a)) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 1) (* 0 0)) into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]taylor:  Taking taylor expansion of (- d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 c))) into 0
* [misc]backup-simplify:  Simplify (+ (* a 0) (+ (* 0 0) (* 0 d))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]approximate:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in (b c a d) around 0
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in d
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in d
* [misc]taylor:  Taking taylor expansion of b in d
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (/ 1 b) into (/ 1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in d
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in d
* [misc]taylor:  Taking taylor expansion of a in d
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (/ 1 a) into (/ 1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in a
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in a
* [misc]taylor:  Taking taylor expansion of b in a
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (/ 1 b) into (/ 1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in a
* [misc]taylor:  Taking taylor expansion of c in a
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in a
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in c
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in c
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (/ 1 b) into (/ 1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (/ 1 a) into (/ 1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (/ 1 a) into (/ 1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (/ 1 a) into (/ 1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]backup-simplify:  Simplify (* 1 (/ 1 c)) into (/ 1 c)
* [misc]backup-simplify:  Simplify (+ (/ 1 c) 0) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of 1 in a
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 c) (/ 0 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 (/ 1 c))) into 0
* [misc]backup-simplify:  Simplify (* (/ 1 a) (/ 1 d)) into (/ 1 (* d a))
* [misc]backup-simplify:  Simplify (- (/ 1 (* d a))) into (- (/ 1 (* d a)))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 (* d a)))) into (- (/ 1 (* d a)))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* d a))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d a)) in c
* [misc]taylor:  Taking taylor expansion of (* d a) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (* d a) into (* d a)
* [misc]backup-simplify:  Simplify (/ 1 (* d a)) into (/ 1 (* d a))
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 1 in d
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 c) (/ 0 c)) (* 0 (/ 0 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 (/ 1 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 a) (/ 0 a)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 a) 0) (* 0 (/ 1 d))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 1 (* d a))) into (- (/ 1 (* d a)))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* d a))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d a)) in a
* [misc]taylor:  Taking taylor expansion of (* d a) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* d 0) into 0
* [misc]backup-simplify:  Simplify (+ (* d 1) (* 0 0)) into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]backup-simplify:  Simplify (- (/ 1 d)) into (- (/ 1 d))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d)) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 c) (/ 0 c)) (* 0 (/ 0 c)) (* 0 (/ 0 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 c))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)) (* 0 (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 a) (/ 0 a)) (* 0 (/ 0 a)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 a) 0) (+ (* 0 0) (* 0 (/ 1 d)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 a)) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d a)) (/ 0 (* d a))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 c) (/ 0 c)) (* 0 (/ 0 c)) (* 0 (/ 0 c)) (* 0 (/ 0 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 c)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)) (* 0 (/ 0 d)) (* 0 (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 a) (/ 0 a)) (* 0 (/ 0 a)) (* 0 (/ 0 a)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 a) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (* 0 a))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d a)) (/ 0 (* d a))) (* 0 (/ 0 (* d a))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)) (* 0 (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 1 (* 1 (* 1 (* (/ 1 (/ 1 c)) (/ 1 (/ 1 b)))))) (* -1 (* (/ 1 (/ 1 d)) (* (/ 1 (/ 1 a)) (* 1 1))))) into (- (* b c) (* d a))
* [misc]approximate:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in (b c a d) around 0
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in d
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in d
* [misc]taylor:  Taking taylor expansion of (- b) in d
* [misc]taylor:  Taking taylor expansion of b in d
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (/ 1 (- b)) into (/ -1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in d
* [misc]taylor:  Taking taylor expansion of (- c) in d
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in d
* [misc]taylor:  Taking taylor expansion of (- a) in d
* [misc]taylor:  Taking taylor expansion of a in d
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (/ 1 (- a)) into (/ -1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in d
* [misc]taylor:  Taking taylor expansion of (- d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in a
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in a
* [misc]taylor:  Taking taylor expansion of (- b) in a
* [misc]taylor:  Taking taylor expansion of b in a
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (/ 1 (- b)) into (/ -1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in a
* [misc]taylor:  Taking taylor expansion of (- c) in a
* [misc]taylor:  Taking taylor expansion of c in a
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in a
* [misc]taylor:  Taking taylor expansion of (- a) in a
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in a
* [misc]taylor:  Taking taylor expansion of (- d) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in c
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in c
* [misc]taylor:  Taking taylor expansion of (- b) in c
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (/ 1 (- b)) into (/ -1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in c
* [misc]taylor:  Taking taylor expansion of (- c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in c
* [misc]taylor:  Taking taylor expansion of (- a) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (/ 1 (- a)) into (/ -1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in c
* [misc]taylor:  Taking taylor expansion of (- d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in b
* [misc]taylor:  Taking taylor expansion of (- b) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in b
* [misc]taylor:  Taking taylor expansion of (- c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in b
* [misc]taylor:  Taking taylor expansion of (- a) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (/ 1 (- a)) into (/ -1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in b
* [misc]taylor:  Taking taylor expansion of (- d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in b
* [misc]taylor:  Taking taylor expansion of (- b) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in b
* [misc]taylor:  Taking taylor expansion of (- c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in b
* [misc]taylor:  Taking taylor expansion of (- a) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (/ 1 (- a)) into (/ -1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in b
* [misc]taylor:  Taking taylor expansion of (- d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]backup-simplify:  Simplify (* -1 (/ -1 c)) into (/ 1 c)
* [misc]backup-simplify:  Simplify (+ (/ 1 c) 0) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of 1 in a
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 c) (/ 0 (- c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (* 0 (/ -1 c))) into 0
* [misc]backup-simplify:  Simplify (* (/ -1 a) (/ -1 d)) into (/ 1 (* d a))
* [misc]backup-simplify:  Simplify (- (/ 1 (* d a))) into (- (/ 1 (* d a)))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 (* d a)))) into (- (/ 1 (* d a)))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* d a))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d a)) in c
* [misc]taylor:  Taking taylor expansion of (* d a) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (* d a) into (* d a)
* [misc]backup-simplify:  Simplify (/ 1 (* d a)) into (/ 1 (* d a))
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 1 in d
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 c) (/ 0 (- c))) (* 0 (/ 0 (- c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (* 0 (/ -1 c)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d) (/ 0 (- d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 a) (/ 0 (- a))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 a) 0) (* 0 (/ -1 d))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 1 (* d a))) into (- (/ 1 (* d a)))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* d a))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d a)) in a
* [misc]taylor:  Taking taylor expansion of (* d a) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* d 0) into 0
* [misc]backup-simplify:  Simplify (+ (* d 1) (* 0 0)) into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]backup-simplify:  Simplify (- (/ 1 d)) into (- (/ 1 d))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d)) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 c) (/ 0 (- c))) (* 0 (/ 0 (- c))) (* 0 (/ 0 (- c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ -1 c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d) (/ 0 (- d))) (* 0 (/ 0 (- d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 a) (/ 0 (- a))) (* 0 (/ 0 (- a))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 a) 0) (+ (* 0 0) (* 0 (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 a)) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d a)) (/ 0 (* d a))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 c) (/ 0 (- c))) (* 0 (/ 0 (- c))) (* 0 (/ 0 (- c))) (* 0 (/ 0 (- c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ -1 c)))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d) (/ 0 (- d))) (* 0 (/ 0 (- d))) (* 0 (/ 0 (- d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 a) (/ 0 (- a))) (* 0 (/ 0 (- a))) (* 0 (/ 0 (- a))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 a) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (* 0 a))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d a)) (/ 0 (* d a))) (* 0 (/ 0 (* d a))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)) (* 0 (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 1 (* 1 (* 1 (* (/ 1 (/ 1 (- c))) (/ 1 (/ 1 (- b))))))) (* -1 (* (/ 1 (/ 1 (- d))) (* (/ 1 (/ 1 (- a))) (* 1 1))))) into (- (* b c) (* d a))
* * * * [misc]progress:  [ 4 / 4 ] generating series at (2 2)
* [misc]approximate:  Taking taylor expansion of (hypot c d) in (c d) around 0
* [misc]taylor:  Taking taylor expansion of (hypot c d) in d
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]taylor:  Taking taylor expansion of (hypot c d) in c
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]taylor:  Taking taylor expansion of (hypot c d) in c
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]taylor:  Taking taylor expansion of (hypot c d) in d
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]approximate:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in (c d) around 0
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in d
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in c
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in c
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in d
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]approximate:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in (c d) around 0
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in d
* [misc]backup-simplify:  Simplify (hypot (/ 1 (- c)) (/ 1 (- d))) into (hypot (/ -1 c) (/ -1 d))
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in c
* [misc]backup-simplify:  Simplify (hypot (/ 1 (- c)) (/ 1 (- d))) into (hypot (/ -1 c) (/ -1 d))
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in c
* [misc]backup-simplify:  Simplify (hypot (/ 1 (- c)) (/ 1 (- d))) into (hypot (/ -1 c) (/ -1 d))
* [misc]taylor:  Taking taylor expansion of (hypot (/ -1 c) (/ -1 d)) in d
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* * * [misc]progress:  generating rewritten candidates
* * * * [misc]progress:  [ 1 / 4 ] rewriting at (2 1)
* * * * [misc]progress:  [ 2 / 4 ] rewriting at (2)
* * * * [misc]progress:  [ 3 / 4 ] rewriting at (2 1 1)
* * * * [misc]progress:  [ 4 / 4 ] rewriting at (2 2)
* * * [misc]progress:  simplifying candidates
* * * * [misc]progress:  [ 1 / 91 ] simplifiying candidate #<alt-event (λ (a b c d) (/ (- (/ (* b c) (hypot c d)) (/ (* d a) (hypot c d))) (hypot c d)))>
* [enter]simplify:  Simplifying (/ (- (/ (* b c) (hypot c d)) (/ (* d a) (hypot c d))) (hypot c d))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (20 enodes)
* * [misc]simplify:  iters left: 4 (31 enodes)
* * [misc]simplify:  iters left: 3 (54 enodes)
* * [misc]simplify:  iters left: 2 (70 enodes)
* * [misc]simplify:  iters left: 1 (84 enodes)
* [exit]simplify:  Simplified to (/ (- (/ (* c b) (hypot c d)) (/ (* a d) (hypot c d))) (hypot c d))
* * * * [misc]progress:  [ 2 / 91 ] simplifiying candidate #<alt-event (λ (a b c d) (/ (- (/ (* b c) (hypot (/ 1 c) (/ 1 d))) (/ (* d a) (hypot (/ 1 c) (/ 1 d)))) (hypot c d)))>
* [enter]simplify:  Simplifying (/ (- (/ (* b c) (hypot (/ 1 c) (/ 1 d))) (/ (* d a) (hypot (/ 1 c) (/ 1 d)))) (hypot c d))
* * [misc]simplify:  iters left: 6 (15 enodes)
* * [misc]simplify:  iters left: 5 (26 enodes)
* * [misc]simplify:  iters left: 4 (37 enodes)
* * [misc]simplify:  iters left: 3 (72 enodes)
* * [misc]simplify:  iters left: 2 (92 enodes)
* * [misc]simplify:  iters left: 1 (146 enodes)
* [exit]simplify:  Simplified to (- (/ (/ (* c b) (hypot c d)) (hypot (/ 1 c) (/ 1 d))) (/ (/ (* d a) (hypot c d)) (hypot (/ 1 c) (/ 1 d))))
* * * * [misc]progress:  [ 3 / 91 ] simplifiying candidate #<alt-event (λ (a b c d) (/ (- (/ (* b c) (hypot (/ -1 c) (/ -1 d))) (/ (* d a) (hypot (/ -1 c) (/ -1 d)))) (hypot c d)))>
* [enter]simplify:  Simplifying (/ (- (/ (* b c) (hypot (/ -1 c) (/ -1 d))) (/ (* d a) (hypot (/ -1 c) (/ -1 d)))) (hypot c d))
* * [misc]simplify:  iters left: 6 (15 enodes)
* * [misc]simplify:  iters left: 5 (24 enodes)
* * [misc]simplify:  iters left: 4 (35 enodes)
* * [misc]simplify:  iters left: 3 (70 enodes)
* * [misc]simplify:  iters left: 2 (90 enodes)
* * [misc]simplify:  iters left: 1 (144 enodes)
* [exit]simplify:  Simplified to (- (/ (/ (* c b) (hypot c d)) (hypot (/ -1 c) (/ -1 d))) (/ (/ (* d a) (hypot c d)) (hypot (/ -1 c) (/ -1 d))))
* * * * [misc]progress:  [ 4 / 91 ] simplifiying candidate #<alt-event (λ (a b c d) (- (/ (* b c) (sqr (hypot c d))) (/ (* d a) (sqr (hypot c d)))))>
* [enter]simplify:  Simplifying (- (/ (* b c) (sqr (hypot c d))) (/ (* d a) (sqr (hypot c d))))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (18 enodes)
* * [misc]simplify:  iters left: 4 (32 enodes)
* * [misc]simplify:  iters left: 3 (62 enodes)
* * [misc]simplify:  iters left: 2 (74 enodes)
* * [misc]simplify:  iters left: 1 (86 enodes)
* [exit]simplify:  Simplified to (- (* (/ b (hypot c d)) (/ c (hypot c d))) (* (/ a (hypot c d)) (/ d (hypot c d))))
* * * * [misc]progress:  [ 5 / 91 ] simplifiying candidate #<alt-event (λ (a b c d) (- (/ (* b c) (sqr (hypot (/ 1 c) (/ 1 d)))) (/ (* d a) (sqr (hypot (/ 1 c) (/ 1 d))))))>
* [enter]simplify:  Simplifying (- (/ (* b c) (sqr (hypot (/ 1 c) (/ 1 d)))) (/ (* d a) (sqr (hypot (/ 1 c) (/ 1 d)))))
* * [misc]simplify:  iters left: 6 (14 enodes)
* * [misc]simplify:  iters left: 5 (23 enodes)
* * [misc]simplify:  iters left: 4 (37 enodes)
* * [misc]simplify:  iters left: 3 (67 enodes)
* * [misc]simplify:  iters left: 2 (79 enodes)
* * [misc]simplify:  iters left: 1 (91 enodes)
* [exit]simplify:  Simplified to (- (* (/ c (hypot (/ 1 c) (/ 1 d))) (/ b (hypot (/ 1 c) (/ 1 d)))) (/ (/ a (hypot (/ 1 c) (/ 1 d))) (/ (hypot (/ 1 c) (/ 1 d)) d)))
* * * * [misc]progress:  [ 6 / 91 ] simplifiying candidate #<alt-event (λ (a b c d) (- (/ (* b c) (sqr (hypot (/ -1 c) (/ -1 d)))) (/ (* d a) (sqr (hypot (/ -1 c) (/ -1 d))))))>
* [enter]simplify:  Simplifying (- (/ (* b c) (sqr (hypot (/ -1 c) (/ -1 d)))) (/ (* d a) (sqr (hypot (/ -1 c) (/ -1 d)))))
* * [misc]simplify:  iters left: 6 (14 enodes)
* * [misc]simplify:  iters left: 5 (21 enodes)
* * [misc]simplify:  iters left: 4 (35 enodes)
* * [misc]simplify:  iters left: 3 (65 enodes)
* * [misc]simplify:  iters left: 2 (77 enodes)
* * [misc]simplify:  iters left: 1 (89 enodes)
* [exit]simplify:  Simplified to (- (* (/ b (hypot (/ -1 c) (/ -1 d))) (/ c (hypot (/ -1 c) (/ -1 d)))) (/ (/ d (hypot (/ -1 c) (/ -1 d))) (/ (hypot (/ -1 c) (/ -1 d)) a)))
* * * * [misc]progress:  [ 7 / 91 ] simplifiying candidate #<alt-event (λ (a b c d) (/ (/ 0 (hypot c d)) (hypot c d)))>
* [enter]simplify:  Simplifying (/ (/ 0 (hypot c d)) (hypot c d))
* * [misc]simplify:  iters left: 5 (6 enodes)
* [exit]simplify:  Simplified to 0
* * * * [misc]progress:  [ 8 / 91 ] simplifiying candidate #<alt-event (λ (a b c d) (/ (/ (- (* b c) (* d a)) (hypot c d)) (hypot c d)))>
* [enter]simplify:  Simplifying (/ (/ (- (* b c) (* d a)) (hypot c d)) (hypot c d))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (17 enodes)
* * [misc]simplify:  iters left: 4 (32 enodes)
* * [misc]simplify:  iters left: 3 (60 enodes)
* * [misc]simplify:  iters left: 2 (80 enodes)
* * [misc]simplify:  iters left: 1 (96 enodes)
* [exit]simplify:  Simplified to (/ (- (* c b) (* a d)) (* (hypot c d) (hypot c d)))
* * * * [misc]progress:  [ 9 / 91 ] simplifiying candidate #<alt-event (λ (a b c d) (/ (/ (- (* b c) (* d a)) (hypot c d)) (hypot c d)))>
* [enter]simplify:  Simplifying (/ (/ (- (* b c) (* d a)) (hypot c d)) (hypot c d))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (17 enodes)
* * [misc]simplify:  iters left: 4 (32 enodes)
* * [misc]simplify:  iters left: 3 (60 enodes)
* * [misc]simplify:  iters left: 2 (80 enodes)
* * [misc]simplify:  iters left: 1 (96 enodes)
* [exit]simplify:  Simplified to (/ (- (* c b) (* a d)) (* (hypot c d) (hypot c d)))
* * * * [misc]progress:  [ 10 / 91 ] simplifiying candidate #<alt-event (λ (a b c d) (/ (/ (- (* b c) (* a d)) (hypot c d)) (hypot c d)))>
* [enter]simplify:  Simplifying (/ (/ (- (* b c) (* a d)) (hypot c d)) (hypot c d))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (17 enodes)
* * [misc]simplify:  iters left: 4 (32 enodes)
* * [misc]simplify:  iters left: 3 (60 enodes)
* * [misc]simplify:  iters left: 2 (80 enodes)
* * [misc]simplify:  iters left: 1 (96 enodes)
* [exit]simplify:  Simplified to (/ (- (* c b) (* d a)) (* (hypot c d) (hypot c d)))
* * * * [misc]progress:  [ 11 / 91 ] simplifiying candidate #<alt-event (λ (a b c d) (/ (/ (- (* b c) (* a d)) (hypot c d)) (hypot (/ 1 c) (/ 1 d))))>
* [enter]simplify:  Simplifying (/ (/ (- (* b c) (* a d)) (hypot c d)) (hypot (/ 1 c) (/ 1 d)))
* * [misc]simplify:  iters left: 6 (14 enodes)
* * [misc]simplify:  iters left: 5 (23 enodes)
* * [misc]simplify:  iters left: 4 (40 enodes)
* * [misc]simplify:  iters left: 3 (73 enodes)
* * [misc]simplify:  iters left: 2 (113 enodes)
* * [misc]simplify:  iters left: 1 (145 enodes)
* [exit]simplify:  Simplified to (/ (- (* c b) (* d a)) (* (hypot (/ 1 c) (/ 1 d)) (hypot c d)))
* * * * [misc]progress:  [ 12 / 91 ] simplifiying candidate #<alt-event (λ (a b c d) (/ (/ (- (* b c) (* a d)) (hypot c d)) (hypot (/ -1 c) (/ -1 d))))>
* [enter]simplify:  Simplifying (/ (/ (- (* b c) (* a d)) (hypot c d)) (hypot (/ -1 c) (/ -1 d)))
* * [misc]simplify:  iters left: 6 (14 enodes)
* * [misc]simplify:  iters left: 5 (21 enodes)
* * [misc]simplify:  iters left: 4 (38 enodes)
* * [misc]simplify:  iters left: 3 (71 enodes)
* * [misc]simplify:  iters left: 2 (111 enodes)
* * [misc]simplify:  iters left: 1 (143 enodes)
* [exit]simplify:  Simplified to (/ (- (* c b) (* d a)) (* (hypot (/ -1 c) (/ -1 d)) (hypot c d)))
* * * * [misc]progress:  [ 13 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (log1p (expm1 (/ (- (* b c) (* a d)) (hypot c d)))) (hypot c d)))>
* [enter]simplify:  Simplifying (expm1 (/ (- (* b c) (* a d)) (hypot c d)))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (15 enodes)
* * [misc]simplify:  iters left: 4 (23 enodes)
* * [misc]simplify:  iters left: 3 (31 enodes)
* * [misc]simplify:  iters left: 2 (35 enodes)
* [exit]simplify:  Simplified to (expm1 (/ (- (* c b) (* d a)) (hypot c d)))
* [exit]simplify:  Simplified to (expm1 (/ (- (* c b) (* d a)) (hypot c d)))
* * * * [misc]progress:  [ 14 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (expm1 (log1p (/ (- (* b c) (* a d)) (hypot c d)))) (hypot c d)))>
* [enter]simplify:  Simplifying (log1p (/ (- (* b c) (* a d)) (hypot c d)))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (15 enodes)
* * [misc]simplify:  iters left: 4 (23 enodes)
* * [misc]simplify:  iters left: 3 (31 enodes)
* * [misc]simplify:  iters left: 2 (35 enodes)
* [exit]simplify:  Simplified to (log1p (/ (- (* c b) (* d a)) (hypot c d)))
* [exit]simplify:  Simplified to (log1p (/ (- (* c b) (* d a)) (hypot c d)))
* * * * [misc]progress:  [ 15 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (pow (/ (- (* b c) (* a d)) (hypot c d)) 1) (hypot c d)))>
* * * * [misc]progress:  [ 16 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (exp (- (log (- (* b c) (* a d))) (log (hypot c d)))) (hypot c d)))>
* [enter]simplify:  Simplifying (- (log (- (* b c) (* a d))) (log (hypot c d)))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (13 enodes)
* [exit]simplify:  Simplified to (- (log (- (* c b) (* d a))) (log (hypot c d)))
* [exit]simplify:  Simplified to (- (log (- (* c b) (* d a))) (log (hypot c d)))
* * * * [misc]progress:  [ 17 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (exp (log (/ (- (* b c) (* a d)) (hypot c d)))) (hypot c d)))>
* [enter]simplify:  Simplifying (log (/ (- (* b c) (* a d)) (hypot c d)))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (18 enodes)
* * [misc]simplify:  iters left: 4 (26 enodes)
* * [misc]simplify:  iters left: 3 (34 enodes)
* * [misc]simplify:  iters left: 2 (38 enodes)
* [exit]simplify:  Simplified to (log (/ (- (* c b) (* d a)) (hypot c d)))
* [exit]simplify:  Simplified to (log (/ (- (* c b) (* d a)) (hypot c d)))
* * * * [misc]progress:  [ 18 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (log (exp (/ (- (* b c) (* a d)) (hypot c d)))) (hypot c d)))>
* [enter]simplify:  Simplifying (exp (/ (- (* b c) (* a d)) (hypot c d)))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (15 enodes)
* * [misc]simplify:  iters left: 4 (26 enodes)
* * [misc]simplify:  iters left: 3 (34 enodes)
* * [misc]simplify:  iters left: 2 (46 enodes)
* [exit]simplify:  Simplified to (exp (/ (- (* c b) (* d a)) (hypot c d)))
* [exit]simplify:  Simplified to (exp (/ (- (* c b) (* d a)) (hypot c d)))
* * * * [misc]progress:  [ 19 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (cbrt (/ (cube (- (* b c) (* a d))) (cube (hypot c d)))) (hypot c d)))>
* [enter]simplify:  Simplifying (/ (cube (- (* b c) (* a d))) (cube (hypot c d)))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (17 enodes)
* * [misc]simplify:  iters left: 4 (24 enodes)
* * [misc]simplify:  iters left: 3 (37 enodes)
* * [misc]simplify:  iters left: 2 (69 enodes)
* * [misc]simplify:  iters left: 1 (128 enodes)
* [exit]simplify:  Simplified to (cube (/ (- (* c b) (* d a)) (hypot c d)))
* [exit]simplify:  Simplified to (cube (/ (- (* c b) (* d a)) (hypot c d)))
* * * * [misc]progress:  [ 20 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (cube (cbrt (/ (- (* b c) (* a d)) (hypot c d)))) (hypot c d)))>
* [enter]simplify:  Simplifying (cbrt (/ (- (* b c) (* a d)) (hypot c d)))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (15 enodes)
* * [misc]simplify:  iters left: 4 (23 enodes)
* * [misc]simplify:  iters left: 3 (31 enodes)
* * [misc]simplify:  iters left: 2 (35 enodes)
* [exit]simplify:  Simplified to (cbrt (/ (- (* c b) (* d a)) (hypot c d)))
* [exit]simplify:  Simplified to (cbrt (/ (- (* c b) (* d a)) (hypot c d)))
* * * * [misc]progress:  [ 21 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (cbrt (cube (/ (- (* b c) (* a d)) (hypot c d)))) (hypot c d)))>
* [enter]simplify:  Simplifying (cube (/ (- (* b c) (* a d)) (hypot c d)))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (20 enodes)
* * [misc]simplify:  iters left: 4 (38 enodes)
* * [misc]simplify:  iters left: 3 (52 enodes)
* * [misc]simplify:  iters left: 2 (75 enodes)
* * [misc]simplify:  iters left: 1 (97 enodes)
* [exit]simplify:  Simplified to (cube (/ (- (* c b) (* d a)) (hypot c d)))
* [exit]simplify:  Simplified to (cube (/ (- (* c b) (* d a)) (hypot c d)))
* * * * [misc]progress:  [ 22 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (cube (/ (cbrt (- (* b c) (* a d))) (cbrt (hypot c d)))) (hypot c d)))>
* [enter]simplify:  Simplifying (/ (cbrt (- (* b c) (* a d))) (cbrt (hypot c d)))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (13 enodes)
* [exit]simplify:  Simplified to (/ (cbrt (- (* c b) (* d a))) (cbrt (hypot c d)))
* [exit]simplify:  Simplified to (/ (cbrt (- (* c b) (* d a))) (cbrt (hypot c d)))
* * * * [misc]progress:  [ 23 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (sqr (sqrt (/ (- (* b c) (* a d)) (hypot c d)))) (hypot c d)))>
* [enter]simplify:  Simplifying (sqrt (/ (- (* b c) (* a d)) (hypot c d)))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (15 enodes)
* * [misc]simplify:  iters left: 4 (23 enodes)
* * [misc]simplify:  iters left: 3 (31 enodes)
* * [misc]simplify:  iters left: 2 (35 enodes)
* [exit]simplify:  Simplified to (sqrt (/ (- (* c b) (* d a)) (hypot c d)))
* [exit]simplify:  Simplified to (sqrt (/ (- (* c b) (* d a)) (hypot c d)))
* * * * [misc]progress:  [ 24 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (sqr (/ (sqrt (- (* b c) (* a d))) (sqrt (hypot c d)))) (hypot c d)))>
* [enter]simplify:  Simplifying (/ (sqrt (- (* b c) (* a d))) (sqrt (hypot c d)))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (13 enodes)
* [exit]simplify:  Simplified to (/ (sqrt (- (* c b) (* d a))) (sqrt (hypot c d)))
* [exit]simplify:  Simplified to (/ (sqrt (- (* c b) (* d a))) (sqrt (hypot c d)))
* * * * [misc]progress:  [ 25 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (/ (- (- (* b c) (* a d))) (- (hypot c d))) (hypot c d)))>
* [enter]simplify:  Simplifying (- (- (* b c) (* a d)))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (10 enodes)
* [exit]simplify:  Simplified to (- (- (* c b) (* d a)))
* [exit]simplify:  Simplified to (- (- (* c b) (* d a)))
* [enter]simplify:  Simplifying (- (hypot c d))
* * [misc]simplify:  iters left: 3 (4 enodes)
* [exit]simplify:  Simplified to (- (hypot c d))
* [exit]simplify:  Simplified to (- (hypot c d))
* * * * [misc]progress:  [ 26 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (- (/ (* b c) (hypot c d)) (/ (* a d) (hypot c d))) (hypot c d)))>
* [enter]simplify:  Simplifying (/ (* b c) (hypot c d))
* * [misc]simplify:  iters left: 4 (6 enodes)
* * [misc]simplify:  iters left: 3 (9 enodes)
* * [misc]simplify:  iters left: 2 (11 enodes)
* * [misc]simplify:  iters left: 1 (14 enodes)
* [exit]simplify:  Simplified to (/ (* c b) (hypot c d))
* [exit]simplify:  Simplified to (/ (* c b) (hypot c d))
* [enter]simplify:  Simplifying (/ (* a d) (hypot c d))
* * [misc]simplify:  iters left: 4 (6 enodes)
* * [misc]simplify:  iters left: 3 (9 enodes)
* * [misc]simplify:  iters left: 2 (11 enodes)
* * [misc]simplify:  iters left: 1 (14 enodes)
* [exit]simplify:  Simplified to (/ (* d a) (hypot c d))
* [exit]simplify:  Simplified to (/ (* d a) (hypot c d))
* * * * [misc]progress:  [ 27 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (* (/ 1 1) (/ (- (* b c) (* a d)) (hypot c d))) (hypot c d)))>
* [enter]simplify:  Simplifying (/ 1 1)
* * [misc]simplify:  iters left: 2 (2 enodes)
* * [misc]simplify:  iters left: 1 (4 enodes)
* [exit]simplify:  Simplified to 1
* [exit]simplify:  Simplified to 1
* [enter]simplify:  Simplifying (/ (- (* b c) (* a d)) (hypot c d))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (14 enodes)
* * [misc]simplify:  iters left: 4 (22 enodes)
* * [misc]simplify:  iters left: 3 (30 enodes)
* * [misc]simplify:  iters left: 2 (34 enodes)
* [exit]simplify:  Simplified to (/ (- (* c b) (* d a)) (hypot c d))
* [exit]simplify:  Simplified to (/ (- (* c b) (* d a)) (hypot c d))
* * * * [misc]progress:  [ 28 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (* (/ (+ (sqrt (* b c)) (sqrt (* a d))) 1) (/ (- (sqrt (* b c)) (sqrt (* a d))) (hypot c d))) (hypot c d)))>
* [enter]simplify:  Simplifying (/ (+ (sqrt (* b c)) (sqrt (* a d))) 1)
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (16 enodes)
* [exit]simplify:  Simplified to (/ (+ (sqrt (* c b)) (sqrt (* a d))) 1)
* [exit]simplify:  Simplified to (/ (+ (sqrt (* c b)) (sqrt (* a d))) 1)
* [enter]simplify:  Simplifying (/ (- (sqrt (* b c)) (sqrt (* a d))) (hypot c d))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (16 enodes)
* [exit]simplify:  Simplified to (/ (- (sqrt (* c b)) (sqrt (* a d))) (hypot c d))
* [exit]simplify:  Simplified to (/ (- (sqrt (* c b)) (sqrt (* a d))) (hypot c d))
* * * * [misc]progress:  [ 29 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (* 1 (/ (- (* b c) (* a d)) (hypot c d))) (hypot c d)))>
* * * * [misc]progress:  [ 30 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (* (- (* b c) (* a d)) (/ 1 (hypot c d))) (hypot c d)))>
* [enter]simplify:  Simplifying (/ 1 (hypot c d))
* * [misc]simplify:  iters left: 3 (5 enodes)
* * [misc]simplify:  iters left: 2 (7 enodes)
* [exit]simplify:  Simplified to (/ 1 (hypot c d))
* [exit]simplify:  Simplified to (/ 1 (hypot c d))
* * * * [misc]progress:  [ 31 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (/ 1 (/ (hypot c d) (- (* b c) (* a d)))) (hypot c d)))>
* [enter]simplify:  Simplifying (/ (hypot c d) (- (* b c) (* a d)))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (11 enodes)
* [exit]simplify:  Simplified to (/ (hypot c d) (- (* c b) (* a d)))
* [exit]simplify:  Simplified to (/ (hypot c d) (- (* c b) (* a d)))
* * * * [misc]progress:  [ 32 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (/ (/ (- (* b c) (* a d)) 1) (hypot c d)) (hypot c d)))>
* [enter]simplify:  Simplifying (/ (- (* b c) (* a d)) 1)
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (16 enodes)
* * [misc]simplify:  iters left: 4 (24 enodes)
* * [misc]simplify:  iters left: 3 (32 enodes)
* * [misc]simplify:  iters left: 2 (36 enodes)
* [exit]simplify:  Simplified to (/ (- (* c b) (* d a)) 1)
* [exit]simplify:  Simplified to (/ (- (* c b) (* d a)) 1)
* * * * [misc]progress:  [ 33 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (/ 1 (/ (hypot c d) (- (* b c) (* a d)))) (hypot c d)))>
* [enter]simplify:  Simplifying (/ (hypot c d) (- (* b c) (* a d)))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (11 enodes)
* [exit]simplify:  Simplified to (/ (hypot c d) (- (* c b) (* a d)))
* [exit]simplify:  Simplified to (/ (hypot c d) (- (* c b) (* a d)))
* * * * [misc]progress:  [ 34 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (/ (+ (sqrt (* b c)) (sqrt (* a d))) (/ (hypot c d) (- (sqrt (* b c)) (sqrt (* a d))))) (hypot c d)))>
* [enter]simplify:  Simplifying (/ (hypot c d) (- (sqrt (* b c)) (sqrt (* a d))))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (13 enodes)
* [exit]simplify:  Simplified to (/ (hypot c d) (- (sqrt (* c b)) (sqrt (* a d))))
* [exit]simplify:  Simplified to (/ (hypot c d) (- (sqrt (* c b)) (sqrt (* a d))))
* * * * [misc]progress:  [ 35 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (/ (- (pow (* b c) 3) (pow (* a d) 3)) (* (hypot c d) (+ (sqr (* b c)) (+ (sqr (* a d)) (* (* b c) (* a d)))))) (hypot c d)))>
* [enter]simplify:  Simplifying (* (hypot c d) (+ (sqr (* b c)) (+ (sqr (* a d)) (* (* b c) (* a d)))))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (35 enodes)
* * [misc]simplify:  iters left: 4 (76 enodes)
* * [misc]simplify:  iters left: 3 (171 enodes)
* * [misc]simplify:  iters left: 2 (373 enodes)
* [exit]simplify:  Simplified to (* (fma (* a d) (fma d a (* c b)) (* (* c b) (* c b))) (hypot c d))
* [exit]simplify:  Simplified to (* (fma (* a d) (fma d a (* c b)) (* (* c b) (* c b))) (hypot c d))
* * * * [misc]progress:  [ 36 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (/ (- (sqr (* b c)) (sqr (* a d))) (* (hypot c d) (+ (* b c) (* a d)))) (hypot c d)))>
* [enter]simplify:  Simplifying (* (hypot c d) (+ (* b c) (* a d)))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (20 enodes)
* * [misc]simplify:  iters left: 4 (43 enodes)
* * [misc]simplify:  iters left: 3 (57 enodes)
* [exit]simplify:  Simplified to (* (fma d a (* c b)) (hypot c d))
* [exit]simplify:  Simplified to (* (fma d a (* c b)) (hypot c d))
* * * * [misc]progress:  [ 37 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (log1p (expm1 (/ (/ (- (* b c) (* a d)) (hypot c d)) (hypot c d)))))>
* [enter]simplify:  Simplifying (expm1 (/ (/ (- (* b c) (* a d)) (hypot c d)) (hypot c d)))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (18 enodes)
* * [misc]simplify:  iters left: 4 (33 enodes)
* * [misc]simplify:  iters left: 3 (61 enodes)
* * [misc]simplify:  iters left: 2 (81 enodes)
* * [misc]simplify:  iters left: 1 (97 enodes)
* [exit]simplify:  Simplified to (expm1 (/ (- (* c b) (* d a)) (* (hypot c d) (hypot c d))))
* [exit]simplify:  Simplified to (expm1 (/ (- (* c b) (* d a)) (* (hypot c d) (hypot c d))))
* * * * [misc]progress:  [ 38 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (expm1 (log1p (/ (/ (- (* b c) (* a d)) (hypot c d)) (hypot c d)))))>
* [enter]simplify:  Simplifying (log1p (/ (/ (- (* b c) (* a d)) (hypot c d)) (hypot c d)))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (18 enodes)
* * [misc]simplify:  iters left: 4 (33 enodes)
* * [misc]simplify:  iters left: 3 (61 enodes)
* * [misc]simplify:  iters left: 2 (81 enodes)
* * [misc]simplify:  iters left: 1 (97 enodes)
* [exit]simplify:  Simplified to (log1p (/ (- (* c b) (* d a)) (* (hypot c d) (hypot c d))))
* [exit]simplify:  Simplified to (log1p (/ (- (* c b) (* d a)) (* (hypot c d) (hypot c d))))
* * * * [misc]progress:  [ 39 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (pow (/ (/ (- (* b c) (* a d)) (hypot c d)) (hypot c d)) 1))>
* * * * [misc]progress:  [ 40 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (exp (- (- (log (- (* b c) (* a d))) (log (hypot c d))) (log (hypot c d)))))>
* [enter]simplify:  Simplifying (- (- (log (- (* b c) (* a d))) (log (hypot c d))) (log (hypot c d)))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (16 enodes)
* [exit]simplify:  Simplified to (- (log (- (* c b) (* d a))) (+ (log (hypot c d)) (log (hypot c d))))
* [exit]simplify:  Simplified to (- (log (- (* c b) (* d a))) (+ (log (hypot c d)) (log (hypot c d))))
* * * * [misc]progress:  [ 41 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (exp (- (log (/ (- (* b c) (* a d)) (hypot c d))) (log (hypot c d)))))>
* [enter]simplify:  Simplifying (- (log (/ (- (* b c) (* a d)) (hypot c d))) (log (hypot c d)))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (19 enodes)
* * [misc]simplify:  iters left: 4 (29 enodes)
* * [misc]simplify:  iters left: 3 (37 enodes)
* * [misc]simplify:  iters left: 2 (41 enodes)
* [exit]simplify:  Simplified to (- (log (- (* c b) (* d a))) (+ (log (hypot c d)) (log (hypot c d))))
* [exit]simplify:  Simplified to (- (log (- (* c b) (* d a))) (+ (log (hypot c d)) (log (hypot c d))))
* * * * [misc]progress:  [ 42 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (exp (log (/ (/ (- (* b c) (* a d)) (hypot c d)) (hypot c d)))))>
* [enter]simplify:  Simplifying (log (/ (/ (- (* b c) (* a d)) (hypot c d)) (hypot c d)))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (21 enodes)
* * [misc]simplify:  iters left: 4 (38 enodes)
* * [misc]simplify:  iters left: 3 (68 enodes)
* * [misc]simplify:  iters left: 2 (90 enodes)
* * [misc]simplify:  iters left: 1 (106 enodes)
* [exit]simplify:  Simplified to (log (/ (- (* c b) (* d a)) (* (hypot c d) (hypot c d))))
* [exit]simplify:  Simplified to (log (/ (- (* c b) (* d a)) (* (hypot c d) (hypot c d))))
* * * * [misc]progress:  [ 43 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (log (exp (/ (/ (- (* b c) (* a d)) (hypot c d)) (hypot c d)))))>
* [enter]simplify:  Simplifying (exp (/ (/ (- (* b c) (* a d)) (hypot c d)) (hypot c d)))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (18 enodes)
* * [misc]simplify:  iters left: 4 (33 enodes)
* * [misc]simplify:  iters left: 3 (67 enodes)
* * [misc]simplify:  iters left: 2 (101 enodes)
* * [misc]simplify:  iters left: 1 (117 enodes)
* [exit]simplify:  Simplified to (exp (/ (- (* c b) (* d a)) (* (hypot c d) (hypot c d))))
* [exit]simplify:  Simplified to (exp (/ (- (* c b) (* d a)) (* (hypot c d) (hypot c d))))
* * * * [misc]progress:  [ 44 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (cbrt (/ (/ (cube (- (* b c) (* a d))) (cube (hypot c d))) (cube (hypot c d)))))>
* [enter]simplify:  Simplifying (/ (/ (cube (- (* b c) (* a d))) (cube (hypot c d))) (cube (hypot c d)))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (20 enodes)
* * [misc]simplify:  iters left: 4 (30 enodes)
* * [misc]simplify:  iters left: 3 (54 enodes)
* * [misc]simplify:  iters left: 2 (102 enodes)
* * [misc]simplify:  iters left: 1 (232 enodes)
* [exit]simplify:  Simplified to (/ (cube (- (* c b) (* d a))) (* (cube (hypot c d)) (cube (hypot c d))))
* [exit]simplify:  Simplified to (/ (cube (- (* c b) (* d a))) (* (cube (hypot c d)) (cube (hypot c d))))
* * * * [misc]progress:  [ 45 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (cbrt (/ (cube (/ (- (* b c) (* a d)) (hypot c d))) (cube (hypot c d)))))>
* [enter]simplify:  Simplifying (/ (cube (/ (- (* b c) (* a d)) (hypot c d))) (cube (hypot c d)))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (23 enodes)
* * [misc]simplify:  iters left: 4 (46 enodes)
* * [misc]simplify:  iters left: 3 (84 enodes)
* * [misc]simplify:  iters left: 2 (154 enodes)
* * [misc]simplify:  iters left: 1 (285 enodes)
* [exit]simplify:  Simplified to (cube (/ (- (* c b) (* d a)) (* (hypot c d) (hypot c d))))
* [exit]simplify:  Simplified to (cube (/ (- (* c b) (* d a)) (* (hypot c d) (hypot c d))))
* * * * [misc]progress:  [ 46 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (cube (cbrt (/ (/ (- (* b c) (* a d)) (hypot c d)) (hypot c d)))))>
* [enter]simplify:  Simplifying (cbrt (/ (/ (- (* b c) (* a d)) (hypot c d)) (hypot c d)))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (18 enodes)
* * [misc]simplify:  iters left: 4 (33 enodes)
* * [misc]simplify:  iters left: 3 (61 enodes)
* * [misc]simplify:  iters left: 2 (81 enodes)
* * [misc]simplify:  iters left: 1 (97 enodes)
* [exit]simplify:  Simplified to (cbrt (/ (- (* c b) (* d a)) (* (hypot c d) (hypot c d))))
* [exit]simplify:  Simplified to (cbrt (/ (- (* c b) (* d a)) (* (hypot c d) (hypot c d))))
* * * * [misc]progress:  [ 47 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (cbrt (cube (/ (/ (- (* b c) (* a d)) (hypot c d)) (hypot c d)))))>
* [enter]simplify:  Simplifying (cube (/ (/ (- (* b c) (* a d)) (hypot c d)) (hypot c d)))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (23 enodes)
* * [misc]simplify:  iters left: 4 (55 enodes)
* * [misc]simplify:  iters left: 3 (105 enodes)
* * [misc]simplify:  iters left: 2 (150 enodes)
* * [misc]simplify:  iters left: 1 (235 enodes)
* [exit]simplify:  Simplified to (cube (/ (- (* c b) (* d a)) (* (hypot c d) (hypot c d))))
* [exit]simplify:  Simplified to (cube (/ (- (* c b) (* d a)) (* (hypot c d) (hypot c d))))
* * * * [misc]progress:  [ 48 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (cube (/ (cbrt (/ (- (* b c) (* a d)) (hypot c d))) (cbrt (hypot c d)))))>
* [enter]simplify:  Simplifying (/ (cbrt (/ (- (* b c) (* a d)) (hypot c d))) (cbrt (hypot c d)))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (17 enodes)
* * [misc]simplify:  iters left: 4 (25 enodes)
* * [misc]simplify:  iters left: 3 (33 enodes)
* * [misc]simplify:  iters left: 2 (37 enodes)
* [exit]simplify:  Simplified to (/ (cbrt (/ (- (* c b) (* d a)) (hypot c d))) (cbrt (hypot c d)))
* [exit]simplify:  Simplified to (/ (cbrt (/ (- (* c b) (* d a)) (hypot c d))) (cbrt (hypot c d)))
* * * * [misc]progress:  [ 49 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (cube (/ (/ (cbrt (- (* b c) (* a d))) (cbrt (hypot c d))) (cbrt (hypot c d)))))>
* [enter]simplify:  Simplifying (/ (/ (cbrt (- (* b c) (* a d))) (cbrt (hypot c d))) (cbrt (hypot c d)))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (16 enodes)
* * [misc]simplify:  iters left: 4 (17 enodes)
* [exit]simplify:  Simplified to (/ (cbrt (- (* c b) (* d a))) (* (cbrt (hypot c d)) (cbrt (hypot c d))))
* [exit]simplify:  Simplified to (/ (cbrt (- (* c b) (* d a))) (* (cbrt (hypot c d)) (cbrt (hypot c d))))
* * * * [misc]progress:  [ 50 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (sqr (sqrt (/ (/ (- (* b c) (* a d)) (hypot c d)) (hypot c d)))))>
* [enter]simplify:  Simplifying (sqrt (/ (/ (- (* b c) (* a d)) (hypot c d)) (hypot c d)))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (18 enodes)
* * [misc]simplify:  iters left: 4 (33 enodes)
* * [misc]simplify:  iters left: 3 (61 enodes)
* * [misc]simplify:  iters left: 2 (81 enodes)
* * [misc]simplify:  iters left: 1 (97 enodes)
* [exit]simplify:  Simplified to (sqrt (/ (- (* c b) (* d a)) (* (hypot c d) (hypot c d))))
* [exit]simplify:  Simplified to (sqrt (/ (- (* c b) (* d a)) (* (hypot c d) (hypot c d))))
* * * * [misc]progress:  [ 51 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (sqr (/ (sqrt (/ (- (* b c) (* a d)) (hypot c d))) (sqrt (hypot c d)))))>
* [enter]simplify:  Simplifying (/ (sqrt (/ (- (* b c) (* a d)) (hypot c d))) (sqrt (hypot c d)))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (17 enodes)
* * [misc]simplify:  iters left: 4 (25 enodes)
* * [misc]simplify:  iters left: 3 (33 enodes)
* * [misc]simplify:  iters left: 2 (37 enodes)
* [exit]simplify:  Simplified to (/ (sqrt (/ (- (* c b) (* d a)) (hypot c d))) (sqrt (hypot c d)))
* [exit]simplify:  Simplified to (/ (sqrt (/ (- (* c b) (* d a)) (hypot c d))) (sqrt (hypot c d)))
* * * * [misc]progress:  [ 52 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (sqr (/ (/ (sqrt (- (* b c) (* a d))) (sqrt (hypot c d))) (sqrt (hypot c d)))))>
* [enter]simplify:  Simplifying (/ (/ (sqrt (- (* b c) (* a d))) (sqrt (hypot c d))) (sqrt (hypot c d)))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (16 enodes)
* * [misc]simplify:  iters left: 4 (17 enodes)
* [exit]simplify:  Simplified to (/ (sqrt (- (* c b) (* d a))) (hypot c d))
* [exit]simplify:  Simplified to (/ (sqrt (- (* c b) (* d a))) (hypot c d))
* * * * [misc]progress:  [ 53 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (- (/ (- (* b c) (* a d)) (hypot c d))) (- (hypot c d))))>
* [enter]simplify:  Simplifying (- (/ (- (* b c) (* a d)) (hypot c d)))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (17 enodes)
* * [misc]simplify:  iters left: 4 (25 enodes)
* * [misc]simplify:  iters left: 3 (33 enodes)
* * [misc]simplify:  iters left: 2 (37 enodes)
* [exit]simplify:  Simplified to (/ (- (- (* c b) (* d a))) (hypot c d))
* [exit]simplify:  Simplified to (/ (- (- (* c b) (* d a))) (hypot c d))
* [enter]simplify:  Simplifying (- (hypot c d))
* * [misc]simplify:  iters left: 3 (4 enodes)
* [exit]simplify:  Simplified to (- (hypot c d))
* [exit]simplify:  Simplified to (- (hypot c d))
* * * * [misc]progress:  [ 54 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (- (/ (/ (* b c) (hypot c d)) (hypot c d)) (/ (/ (* a d) (hypot c d)) (hypot c d))))>
* [enter]simplify:  Simplifying (/ (/ (* b c) (hypot c d)) (hypot c d))
* * [misc]simplify:  iters left: 6 (7 enodes)
* * [misc]simplify:  iters left: 5 (10 enodes)
* * [misc]simplify:  iters left: 4 (16 enodes)
* * [misc]simplify:  iters left: 3 (28 enodes)
* * [misc]simplify:  iters left: 2 (36 enodes)
* * [misc]simplify:  iters left: 1 (38 enodes)
* [exit]simplify:  Simplified to (/ (/ (* c b) (hypot c d)) (hypot c d))
* [exit]simplify:  Simplified to (/ (/ (* c b) (hypot c d)) (hypot c d))
* [enter]simplify:  Simplifying (/ (/ (* a d) (hypot c d)) (hypot c d))
* * [misc]simplify:  iters left: 6 (7 enodes)
* * [misc]simplify:  iters left: 5 (10 enodes)
* * [misc]simplify:  iters left: 4 (16 enodes)
* * [misc]simplify:  iters left: 3 (28 enodes)
* * [misc]simplify:  iters left: 2 (36 enodes)
* * [misc]simplify:  iters left: 1 (38 enodes)
* [exit]simplify:  Simplified to (/ (/ (* d a) (hypot c d)) (hypot c d))
* [exit]simplify:  Simplified to (/ (/ (* d a) (hypot c d)) (hypot c d))
* * * * [misc]progress:  [ 55 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (* (/ (/ 1 1) 1) (/ (/ (- (* b c) (* a d)) (hypot c d)) (hypot c d))))>
* [enter]simplify:  Simplifying (/ (/ 1 1) 1)
* * [misc]simplify:  iters left: 4 (3 enodes)
* * [misc]simplify:  iters left: 3 (5 enodes)
* [exit]simplify:  Simplified to 1
* [exit]simplify:  Simplified to 1
* [enter]simplify:  Simplifying (/ (/ (- (* b c) (* a d)) (hypot c d)) (hypot c d))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (17 enodes)
* * [misc]simplify:  iters left: 4 (32 enodes)
* * [misc]simplify:  iters left: 3 (60 enodes)
* * [misc]simplify:  iters left: 2 (80 enodes)
* * [misc]simplify:  iters left: 1 (96 enodes)
* [exit]simplify:  Simplified to (/ (- (* c b) (* d a)) (* (hypot c d) (hypot c d)))
* [exit]simplify:  Simplified to (/ (- (* c b) (* d a)) (* (hypot c d) (hypot c d)))
* * * * [misc]progress:  [ 56 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (* (/ (/ (+ (sqrt (* b c)) (sqrt (* a d))) 1) 1) (/ (/ (- (sqrt (* b c)) (sqrt (* a d))) (hypot c d)) (hypot c d))))>
* [enter]simplify:  Simplifying (/ (/ (+ (sqrt (* b c)) (sqrt (* a d))) 1) 1)
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (19 enodes)
* * [misc]simplify:  iters left: 4 (20 enodes)
* * [misc]simplify:  iters left: 3 (23 enodes)
* [exit]simplify:  Simplified to (/ (+ (sqrt (* c b)) (sqrt (* a d))) 1)
* [exit]simplify:  Simplified to (/ (+ (sqrt (* c b)) (sqrt (* a d))) 1)
* [enter]simplify:  Simplifying (/ (/ (- (sqrt (* b c)) (sqrt (* a d))) (hypot c d)) (hypot c d))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (19 enodes)
* * [misc]simplify:  iters left: 4 (26 enodes)
* [exit]simplify:  Simplified to (/ (- (sqrt (* c b)) (sqrt (* a d))) (* (hypot c d) (hypot c d)))
* [exit]simplify:  Simplified to (/ (- (sqrt (* c b)) (sqrt (* a d))) (* (hypot c d) (hypot c d)))
* * * * [misc]progress:  [ 57 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (* (/ 1 1) (/ (/ (- (* b c) (* a d)) (hypot c d)) (hypot c d))))>
* [enter]simplify:  Simplifying (/ 1 1)
* * [misc]simplify:  iters left: 2 (2 enodes)
* * [misc]simplify:  iters left: 1 (4 enodes)
* [exit]simplify:  Simplified to 1
* [exit]simplify:  Simplified to 1
* [enter]simplify:  Simplifying (/ (/ (- (* b c) (* a d)) (hypot c d)) (hypot c d))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (17 enodes)
* * [misc]simplify:  iters left: 4 (32 enodes)
* * [misc]simplify:  iters left: 3 (60 enodes)
* * [misc]simplify:  iters left: 2 (80 enodes)
* * [misc]simplify:  iters left: 1 (96 enodes)
* [exit]simplify:  Simplified to (/ (- (* c b) (* d a)) (* (hypot c d) (hypot c d)))
* [exit]simplify:  Simplified to (/ (- (* c b) (* d a)) (* (hypot c d) (hypot c d)))
* * * * [misc]progress:  [ 58 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (* (/ (- (* b c) (* a d)) 1) (/ (/ 1 (hypot c d)) (hypot c d))))>
* [enter]simplify:  Simplifying (/ (- (* b c) (* a d)) 1)
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (16 enodes)
* * [misc]simplify:  iters left: 4 (24 enodes)
* * [misc]simplify:  iters left: 3 (32 enodes)
* * [misc]simplify:  iters left: 2 (36 enodes)
* [exit]simplify:  Simplified to (/ (- (* c b) (* d a)) 1)
* [exit]simplify:  Simplified to (/ (- (* c b) (* d a)) 1)
* [enter]simplify:  Simplifying (/ (/ 1 (hypot c d)) (hypot c d))
* * [misc]simplify:  iters left: 5 (6 enodes)
* * [misc]simplify:  iters left: 4 (10 enodes)
* * [misc]simplify:  iters left: 3 (11 enodes)
* [exit]simplify:  Simplified to (/ 1 (* (hypot c d) (hypot c d)))
* [exit]simplify:  Simplified to (/ 1 (* (hypot c d) (hypot c d)))
* * * * [misc]progress:  [ 59 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (* 1 (/ (/ (- (* b c) (* a d)) (hypot c d)) (hypot c d))))>
* * * * [misc]progress:  [ 60 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (* (/ (- (* b c) (* a d)) (hypot c d)) (/ 1 (hypot c d))))>
* [enter]simplify:  Simplifying (/ 1 (hypot c d))
* * [misc]simplify:  iters left: 3 (5 enodes)
* * [misc]simplify:  iters left: 2 (7 enodes)
* [exit]simplify:  Simplified to (/ 1 (hypot c d))
* [exit]simplify:  Simplified to (/ 1 (hypot c d))
* * * * [misc]progress:  [ 61 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ 1 (/ (hypot c d) (/ (- (* b c) (* a d)) (hypot c d)))))>
* [enter]simplify:  Simplifying (/ (hypot c d) (/ (- (* b c) (* a d)) (hypot c d)))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (17 enodes)
* * [misc]simplify:  iters left: 4 (28 enodes)
* * [misc]simplify:  iters left: 3 (37 enodes)
* * [misc]simplify:  iters left: 2 (41 enodes)
* [exit]simplify:  Simplified to (/ (* (hypot c d) (hypot c d)) (- (* c b) (* a d)))
* [exit]simplify:  Simplified to (/ (* (hypot c d) (hypot c d)) (- (* c b) (* a d)))
* * * * [misc]progress:  [ 62 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (/ (/ (- (* b c) (* a d)) (hypot c d)) 1) (hypot c d)))>
* [enter]simplify:  Simplifying (/ (/ (- (* b c) (* a d)) (hypot c d)) 1)
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (20 enodes)
* * [misc]simplify:  iters left: 4 (29 enodes)
* * [misc]simplify:  iters left: 3 (75 enodes)
* * [misc]simplify:  iters left: 2 (117 enodes)
* * [misc]simplify:  iters left: 1 (175 enodes)
* [exit]simplify:  Simplified to (/ (- (* c b) (* d a)) (hypot c d))
* [exit]simplify:  Simplified to (/ (- (* c b) (* d a)) (hypot c d))
* * * * [misc]progress:  [ 63 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (/ 1 1) (/ (hypot c d) (/ (- (* b c) (* a d)) (hypot c d)))))>
* [enter]simplify:  Simplifying (/ (hypot c d) (/ (- (* b c) (* a d)) (hypot c d)))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (17 enodes)
* * [misc]simplify:  iters left: 4 (28 enodes)
* * [misc]simplify:  iters left: 3 (37 enodes)
* * [misc]simplify:  iters left: 2 (41 enodes)
* [exit]simplify:  Simplified to (/ (* (hypot c d) (hypot c d)) (- (* c b) (* a d)))
* [exit]simplify:  Simplified to (/ (* (hypot c d) (hypot c d)) (- (* c b) (* a d)))
* * * * [misc]progress:  [ 64 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (/ (+ (sqrt (* b c)) (sqrt (* a d))) 1) (/ (hypot c d) (/ (- (sqrt (* b c)) (sqrt (* a d))) (hypot c d)))))>
* [enter]simplify:  Simplifying (/ (hypot c d) (/ (- (sqrt (* b c)) (sqrt (* a d))) (hypot c d)))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (19 enodes)
* * [misc]simplify:  iters left: 4 (22 enodes)
* * [misc]simplify:  iters left: 3 (23 enodes)
* [exit]simplify:  Simplified to (/ (* (hypot c d) (hypot c d)) (- (sqrt (* c b)) (sqrt (* a d))))
* [exit]simplify:  Simplified to (/ (* (hypot c d) (hypot c d)) (- (sqrt (* c b)) (sqrt (* a d))))
* * * * [misc]progress:  [ 65 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ 1 (/ (hypot c d) (/ (- (* b c) (* a d)) (hypot c d)))))>
* [enter]simplify:  Simplifying (/ (hypot c d) (/ (- (* b c) (* a d)) (hypot c d)))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (17 enodes)
* * [misc]simplify:  iters left: 4 (28 enodes)
* * [misc]simplify:  iters left: 3 (37 enodes)
* * [misc]simplify:  iters left: 2 (41 enodes)
* [exit]simplify:  Simplified to (/ (* (hypot c d) (hypot c d)) (- (* c b) (* a d)))
* [exit]simplify:  Simplified to (/ (* (hypot c d) (hypot c d)) (- (* c b) (* a d)))
* * * * [misc]progress:  [ 66 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (- (* b c) (* a d)) (/ (hypot c d) (/ 1 (hypot c d)))))>
* [enter]simplify:  Simplifying (/ (hypot c d) (/ 1 (hypot c d)))
* * [misc]simplify:  iters left: 5 (6 enodes)
* * [misc]simplify:  iters left: 4 (10 enodes)
* * [misc]simplify:  iters left: 3 (13 enodes)
* * [misc]simplify:  iters left: 2 (14 enodes)
* [exit]simplify:  Simplified to (/ (* (hypot c d) (hypot c d)) 1)
* [exit]simplify:  Simplified to (/ (* (hypot c d) (hypot c d)) 1)
* * * * [misc]progress:  [ 67 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (- (* b c) (* a d)) (* (hypot c d) (hypot c d))))>
* [enter]simplify:  Simplifying (* (hypot c d) (hypot c d))
* * [misc]simplify:  iters left: 3 (4 enodes)
* * [misc]simplify:  iters left: 2 (5 enodes)
* [exit]simplify:  Simplified to (* (hypot c d) (hypot c d))
* [exit]simplify:  Simplified to (* (hypot c d) (hypot c d))
* * * * [misc]progress:  [ 68 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (/ (log1p (expm1 (- (* b c) (* a d)))) (hypot c d)) (hypot c d)))>
* [enter]simplify:  Simplifying (expm1 (- (* b c) (* a d)))
* * [misc]simplify:  iters left: 5 (8 enodes)
* * [misc]simplify:  iters left: 4 (10 enodes)
* [exit]simplify:  Simplified to (expm1 (- (* c b) (* d a)))
* [exit]simplify:  Simplified to (expm1 (- (* c b) (* d a)))
* * * * [misc]progress:  [ 69 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (/ (expm1 (log1p (- (* b c) (* a d)))) (hypot c d)) (hypot c d)))>
* [enter]simplify:  Simplifying (log1p (- (* b c) (* a d)))
* * [misc]simplify:  iters left: 5 (8 enodes)
* * [misc]simplify:  iters left: 4 (10 enodes)
* [exit]simplify:  Simplified to (log1p (- (* c b) (* d a)))
* [exit]simplify:  Simplified to (log1p (- (* c b) (* d a)))
* * * * [misc]progress:  [ 70 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (/ (log (/ (exp (* b c)) (exp (* a d)))) (hypot c d)) (hypot c d)))>
* [enter]simplify:  Simplifying (/ (exp (* b c)) (exp (* a d)))
* * [misc]simplify:  iters left: 5 (9 enodes)
* * [misc]simplify:  iters left: 4 (17 enodes)
* [exit]simplify:  Simplified to (exp (- (* c b) (* a d)))
* [exit]simplify:  Simplified to (exp (- (* c b) (* a d)))
* * * * [misc]progress:  [ 71 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (/ (pow (- (* b c) (* a d)) 1) (hypot c d)) (hypot c d)))>
* * * * [misc]progress:  [ 72 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (/ (exp (log (- (* b c) (* a d)))) (hypot c d)) (hypot c d)))>
* [enter]simplify:  Simplifying (log (- (* b c) (* a d)))
* * [misc]simplify:  iters left: 5 (8 enodes)
* * [misc]simplify:  iters left: 4 (10 enodes)
* [exit]simplify:  Simplified to (log (- (* c b) (* d a)))
* [exit]simplify:  Simplified to (log (- (* c b) (* d a)))
* * * * [misc]progress:  [ 73 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (/ (log (exp (- (* b c) (* a d)))) (hypot c d)) (hypot c d)))>
* [enter]simplify:  Simplifying (exp (- (* b c) (* a d)))
* * [misc]simplify:  iters left: 5 (8 enodes)
* * [misc]simplify:  iters left: 4 (13 enodes)
* * [misc]simplify:  iters left: 3 (21 enodes)
* [exit]simplify:  Simplified to (exp (- (* c b) (* d a)))
* [exit]simplify:  Simplified to (exp (- (* c b) (* d a)))
* * * * [misc]progress:  [ 74 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (/ (cube (cbrt (- (* b c) (* a d)))) (hypot c d)) (hypot c d)))>
* [enter]simplify:  Simplifying (cbrt (- (* b c) (* a d)))
* * [misc]simplify:  iters left: 5 (8 enodes)
* * [misc]simplify:  iters left: 4 (10 enodes)
* [exit]simplify:  Simplified to (cbrt (- (* c b) (* d a)))
* [exit]simplify:  Simplified to (cbrt (- (* c b) (* d a)))
* * * * [misc]progress:  [ 75 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (/ (cbrt (cube (- (* b c) (* a d)))) (hypot c d)) (hypot c d)))>
* [enter]simplify:  Simplifying (cube (- (* b c) (* a d)))
* * [misc]simplify:  iters left: 5 (8 enodes)
* * [misc]simplify:  iters left: 4 (12 enodes)
* * [misc]simplify:  iters left: 3 (14 enodes)
* [exit]simplify:  Simplified to (cube (- (* c b) (* d a)))
* [exit]simplify:  Simplified to (cube (- (* c b) (* d a)))
* * * * [misc]progress:  [ 76 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (/ (sqr (sqrt (- (* b c) (* a d)))) (hypot c d)) (hypot c d)))>
* [enter]simplify:  Simplifying (sqrt (- (* b c) (* a d)))
* * [misc]simplify:  iters left: 5 (8 enodes)
* * [misc]simplify:  iters left: 4 (10 enodes)
* [exit]simplify:  Simplified to (sqrt (- (* c b) (* d a)))
* [exit]simplify:  Simplified to (sqrt (- (* c b) (* d a)))
* * * * [misc]progress:  [ 77 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (/ (+ (* b c) (- (* a d))) (hypot c d)) (hypot c d)))>
* [enter]simplify:  Simplifying (- (* a d))
* * [misc]simplify:  iters left: 4 (4 enodes)
* * [misc]simplify:  iters left: 3 (9 enodes)
* * [misc]simplify:  iters left: 2 (10 enodes)
* * [misc]simplify:  iters left: 1 (11 enodes)
* [exit]simplify:  Simplified to (* a (- d))
* [exit]simplify:  Simplified to (* a (- d))
* * * * [misc]progress:  [ 78 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (/ (* 1 (- (* b c) (* a d))) (hypot c d)) (hypot c d)))>
* * * * [misc]progress:  [ 79 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (/ (/ (- (pow (* b c) 3) (pow (* a d) 3)) (+ (sqr (* b c)) (+ (sqr (* a d)) (* (* b c) (* a d))))) (hypot c d)) (hypot c d)))>
* [enter]simplify:  Simplifying (- (pow (* b c) 3) (pow (* a d) 3))
* * [misc]simplify:  iters left: 5 (10 enodes)
* * [misc]simplify:  iters left: 4 (14 enodes)
* * [misc]simplify:  iters left: 3 (26 enodes)
* * [misc]simplify:  iters left: 2 (46 enodes)
* * [misc]simplify:  iters left: 1 (66 enodes)
* [exit]simplify:  Simplified to (- (cube (* c b)) (cube (* d a)))
* [exit]simplify:  Simplified to (- (cube (* c b)) (cube (* d a)))
* [enter]simplify:  Simplifying (+ (sqr (* b c)) (+ (sqr (* a d)) (* (* b c) (* a d))))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (26 enodes)
* * [misc]simplify:  iters left: 4 (53 enodes)
* * [misc]simplify:  iters left: 3 (116 enodes)
* * [misc]simplify:  iters left: 2 (213 enodes)
* * [misc]simplify:  iters left: 1 (299 enodes)
* [exit]simplify:  Simplified to (fma (* c b) (fma a d (* c b)) (sqr (* a d)))
* [exit]simplify:  Simplified to (fma (* c b) (fma a d (* c b)) (sqr (* a d)))
* * * * [misc]progress:  [ 80 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (/ (/ (- (sqr (* b c)) (sqr (* a d))) (+ (* b c) (* a d))) (hypot c d)) (hypot c d)))>
* [enter]simplify:  Simplifying (- (sqr (* b c)) (sqr (* a d)))
* * [misc]simplify:  iters left: 5 (9 enodes)
* * [misc]simplify:  iters left: 4 (22 enodes)
* * [misc]simplify:  iters left: 3 (32 enodes)
* * [misc]simplify:  iters left: 2 (58 enodes)
* * [misc]simplify:  iters left: 1 (86 enodes)
* [exit]simplify:  Simplified to (- (* (* c b) (* c b)) (sqr (* a d)))
* [exit]simplify:  Simplified to (- (* (* c b) (* c b)) (sqr (* a d)))
* [enter]simplify:  Simplifying (+ (* b c) (* a d))
* * [misc]simplify:  iters left: 4 (7 enodes)
* * [misc]simplify:  iters left: 3 (11 enodes)
* * [misc]simplify:  iters left: 2 (14 enodes)
* [exit]simplify:  Simplified to (fma c b (* d a))
* [exit]simplify:  Simplified to (fma c b (* d a))
* * * * [misc]progress:  [ 81 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (/ (* (+ (sqrt (* b c)) (sqrt (* a d))) (- (sqrt (* b c)) (sqrt (* a d)))) (hypot c d)) (hypot c d)))>
* [enter]simplify:  Simplifying (+ (sqrt (* b c)) (sqrt (* a d)))
* * [misc]simplify:  iters left: 5 (9 enodes)
* * [misc]simplify:  iters left: 4 (12 enodes)
* [exit]simplify:  Simplified to (+ (sqrt (* c b)) (sqrt (* a d)))
* [exit]simplify:  Simplified to (+ (sqrt (* c b)) (sqrt (* a d)))
* [enter]simplify:  Simplifying (- (sqrt (* b c)) (sqrt (* a d)))
* * [misc]simplify:  iters left: 5 (9 enodes)
* * [misc]simplify:  iters left: 4 (11 enodes)
* [exit]simplify:  Simplified to (- (sqrt (* c b)) (sqrt (* a d)))
* [exit]simplify:  Simplified to (- (sqrt (* c b)) (sqrt (* a d)))
* * * * [misc]progress:  [ 82 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (/ (- (* b c) (* a d)) (hypot c d)) (log1p (expm1 (hypot c d)))))>
* [enter]simplify:  Simplifying (expm1 (hypot c d))
* * [misc]simplify:  iters left: 2 (4 enodes)
* [exit]simplify:  Simplified to (expm1 (hypot c d))
* [exit]simplify:  Simplified to (expm1 (hypot c d))
* * * * [misc]progress:  [ 83 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (/ (- (* b c) (* a d)) (hypot c d)) (expm1 (log1p (hypot c d)))))>
* [enter]simplify:  Simplifying (log1p (hypot c d))
* * [misc]simplify:  iters left: 2 (4 enodes)
* [exit]simplify:  Simplified to (log1p (hypot c d))
* [exit]simplify:  Simplified to (log1p (hypot c d))
* * * * [misc]progress:  [ 84 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (/ (- (* b c) (* a d)) (hypot c d)) (sqrt (+ (sqr c) (sqr d)))))>
* [enter]simplify:  Simplifying (+ (sqr c) (sqr d))
* * [misc]simplify:  iters left: 3 (5 enodes)
* * [misc]simplify:  iters left: 2 (8 enodes)
* * [misc]simplify:  iters left: 1 (10 enodes)
* [exit]simplify:  Simplified to (fma d d (sqr c))
* [exit]simplify:  Simplified to (fma d d (sqr c))
* * * * [misc]progress:  [ 85 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (/ (- (* b c) (* a d)) (hypot c d)) (pow (hypot c d) 1)))>
* * * * [misc]progress:  [ 86 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (/ (- (* b c) (* a d)) (hypot c d)) (exp (log (hypot c d)))))>
* [enter]simplify:  Simplifying (log (hypot c d))
* * [misc]simplify:  iters left: 2 (4 enodes)
* [exit]simplify:  Simplified to (log (hypot c d))
* [exit]simplify:  Simplified to (log (hypot c d))
* * * * [misc]progress:  [ 87 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (/ (- (* b c) (* a d)) (hypot c d)) (log (exp (hypot c d)))))>
* [enter]simplify:  Simplifying (exp (hypot c d))
* * [misc]simplify:  iters left: 2 (4 enodes)
* [exit]simplify:  Simplified to (exp (hypot c d))
* [exit]simplify:  Simplified to (exp (hypot c d))
* * * * [misc]progress:  [ 88 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (/ (- (* b c) (* a d)) (hypot c d)) (cube (cbrt (hypot c d)))))>
* [enter]simplify:  Simplifying (cbrt (hypot c d))
* * [misc]simplify:  iters left: 2 (4 enodes)
* [exit]simplify:  Simplified to (cbrt (hypot c d))
* [exit]simplify:  Simplified to (cbrt (hypot c d))
* * * * [misc]progress:  [ 89 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (/ (- (* b c) (* a d)) (hypot c d)) (cbrt (cube (hypot c d)))))>
* [enter]simplify:  Simplifying (cube (hypot c d))
* * [misc]simplify:  iters left: 2 (4 enodes)
* * [misc]simplify:  iters left: 1 (6 enodes)
* [exit]simplify:  Simplified to (cube (hypot c d))
* [exit]simplify:  Simplified to (cube (hypot c d))
* * * * [misc]progress:  [ 90 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (/ (- (* b c) (* a d)) (hypot c d)) (sqr (sqrt (hypot c d)))))>
* [enter]simplify:  Simplifying (sqrt (hypot c d))
* * [misc]simplify:  iters left: 2 (4 enodes)
* [exit]simplify:  Simplified to (sqrt (hypot c d))
* [exit]simplify:  Simplified to (sqrt (hypot c d))
* * * * [misc]progress:  [ 91 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (/ (- (* b c) (* a d)) (hypot c d)) (* 1 (hypot c d))))>
* * * [misc]progress:  adding candidates to table
* * [misc]progress:  Final touches.
* * * [misc]progress:  tayloring alt 1 of 10
* [misc]approximate:  Taking taylor expansion of (sqr (sqrt (/ (- (* b c) (* a d)) (+ (sqr c) (sqr d))))) in (b c a d) around 0
* [misc]taylor:  Taking taylor expansion of (sqr (sqrt (/ (- (* b c) (* a d)) (+ (sqr c) (sqr d))))) in d
* [misc]taylor:  Taking taylor expansion of (sqrt (/ (- (* b c) (* a d)) (+ (sqr c) (sqr d)))) in d
* [misc]taylor:  Taking taylor expansion of (/ (- (* b c) (* a d)) (+ (sqr c) (sqr d))) in d
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in d
* [misc]taylor:  Taking taylor expansion of (* b c) in d
* [misc]taylor:  Taking taylor expansion of b in d
* [misc]backup-simplify:  Simplify b into b
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (* a d) in d
* [misc]taylor:  Taking taylor expansion of a in d
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (+ (sqr c) (sqr d)) in d
* [misc]taylor:  Taking taylor expansion of (sqr c) in d
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (sqr d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* b c) into (* b c)
* [misc]backup-simplify:  Simplify (* a 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ (* b c) 0) into (* b c)
* [misc]backup-simplify:  Simplify (* c c) into (sqr c)
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (sqr c) 0) into (sqr c)
* [misc]backup-simplify:  Simplify (/ (* b c) (sqr c)) into (/ b c)
* [misc]backup-simplify:  Simplify (sqrt (/ b c)) into (sqrt (/ b c))
* [misc]backup-simplify:  Simplify (+ (* b 0) (* 0 c)) into 0
* [misc]backup-simplify:  Simplify (+ (* a 1) (* 0 0)) into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (+ 0 (- a)) into (- a)
* [misc]backup-simplify:  Simplify (+ (* c 0) (* 0 c)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ (- a) (sqr c)) (+ (* (/ b c) (/ 0 (sqr c))))) into (- (/ a (sqr c)))
* [misc]backup-simplify:  Simplify (/ (- (/ a (sqr c))) (* 2 (sqrt (/ b c)))) into (* -1/2 (* (sqrt (/ 1 (* b (pow c 3)))) a))
* [misc]taylor:  Taking taylor expansion of (sqr (sqrt (/ (- (* b c) (* a d)) (+ (sqr c) (sqr d))))) in a
* [misc]taylor:  Taking taylor expansion of (sqrt (/ (- (* b c) (* a d)) (+ (sqr c) (sqr d)))) in a
* [misc]taylor:  Taking taylor expansion of (/ (- (* b c) (* a d)) (+ (sqr c) (sqr d))) in a
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in a
* [misc]taylor:  Taking taylor expansion of (* b c) in a
* [misc]taylor:  Taking taylor expansion of b in a
* [misc]backup-simplify:  Simplify b into b
* [misc]taylor:  Taking taylor expansion of c in a
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (* a d) in a
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (+ (sqr c) (sqr d)) in a
* [misc]taylor:  Taking taylor expansion of (sqr c) in a
* [misc]taylor:  Taking taylor expansion of c in a
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (sqr d) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (* b c) into (* b c)
* [misc]backup-simplify:  Simplify (* 0 d) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ (* b c) 0) into (* b c)
* [misc]backup-simplify:  Simplify (* c c) into (sqr c)
* [misc]backup-simplify:  Simplify (* d d) into (sqr d)
* [misc]backup-simplify:  Simplify (+ (sqr c) (sqr d)) into (+ (sqr d) (sqr c))
* [misc]backup-simplify:  Simplify (/ (* b c) (+ (sqr d) (sqr c))) into (/ (* b c) (+ (sqr d) (sqr c)))
* [misc]backup-simplify:  Simplify (sqrt (/ (* b c) (+ (sqr d) (sqr c)))) into (sqrt (/ (* b c) (+ (sqr d) (sqr c))))
* [misc]backup-simplify:  Simplify (+ (* b 0) (* 0 c)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 d)) into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (+ 0 (- d)) into (- d)
* [misc]backup-simplify:  Simplify (+ (* c 0) (* 0 c)) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 d)) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ (- d) (+ (sqr d) (sqr c))) (+ (* (/ (* b c) (+ (sqr d) (sqr c))) (/ 0 (+ (sqr d) (sqr c)))))) into (- (/ d (+ (sqr d) (sqr c))))
* [misc]backup-simplify:  Simplify (/ (- (/ d (+ (sqr d) (sqr c)))) (* 2 (sqrt (/ (* b c) (+ (sqr d) (sqr c)))))) into (* -1/2 (* (sqrt (/ 1 (* b (* c (+ (sqr d) (sqr c)))))) d))
* [misc]taylor:  Taking taylor expansion of (sqr (sqrt (/ (- (* b c) (* a d)) (+ (sqr c) (sqr d))))) in c
* [misc]taylor:  Taking taylor expansion of (sqrt (/ (- (* b c) (* a d)) (+ (sqr c) (sqr d)))) in c
* [misc]taylor:  Taking taylor expansion of (/ (- (* b c) (* a d)) (+ (sqr c) (sqr d))) in c
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in c
* [misc]taylor:  Taking taylor expansion of (* b c) in c
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (* a d) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (+ (sqr c) (sqr d)) in c
* [misc]taylor:  Taking taylor expansion of (sqr c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (sqr d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (* b 0) into 0
* [misc]backup-simplify:  Simplify (* a d) into (* d a)
* [misc]backup-simplify:  Simplify (- (* d a)) into (- (* d a))
* [misc]backup-simplify:  Simplify (+ 0 (- (* d a))) into (- (* d a))
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (* d d) into (sqr d)
* [misc]backup-simplify:  Simplify (+ 0 (sqr d)) into (sqr d)
* [misc]backup-simplify:  Simplify (/ (- (* d a)) (sqr d)) into (* -1 (/ a d))
* [misc]backup-simplify:  Simplify (sqrt (* -1 (/ a d))) into (sqrt (* -1 (/ a d)))
* [misc]backup-simplify:  Simplify (+ (* b 1) (* 0 0)) into b
* [misc]backup-simplify:  Simplify (+ (* a 0) (* 0 d)) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ b 0) into b
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 d)) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ b (sqr d)) (+ (* (* -1 (/ a d)) (/ 0 (sqr d))))) into (/ b (sqr d))
* [misc]backup-simplify:  Simplify (/ (/ b (sqr d)) (* 2 (sqrt (* -1 (/ a d))))) into (* 1/2 (/ b (* (sqrt (* -1 (/ a d))) (sqr d))))
* [misc]taylor:  Taking taylor expansion of (sqr (sqrt (/ (- (* b c) (* a d)) (+ (sqr c) (sqr d))))) in b
* [misc]taylor:  Taking taylor expansion of (sqrt (/ (- (* b c) (* a d)) (+ (sqr c) (sqr d)))) in b
* [misc]taylor:  Taking taylor expansion of (/ (- (* b c) (* a d)) (+ (sqr c) (sqr d))) in b
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in b
* [misc]taylor:  Taking taylor expansion of (* b c) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (* a d) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (+ (sqr c) (sqr d)) in b
* [misc]taylor:  Taking taylor expansion of (sqr c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (sqr d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (* 0 c) into 0
* [misc]backup-simplify:  Simplify (* a d) into (* d a)
* [misc]backup-simplify:  Simplify (- (* d a)) into (- (* d a))
* [misc]backup-simplify:  Simplify (+ 0 (- (* d a))) into (- (* d a))
* [misc]backup-simplify:  Simplify (* c c) into (sqr c)
* [misc]backup-simplify:  Simplify (* d d) into (sqr d)
* [misc]backup-simplify:  Simplify (+ (sqr c) (sqr d)) into (+ (sqr d) (sqr c))
* [misc]backup-simplify:  Simplify (/ (- (* d a)) (+ (sqr d) (sqr c))) into (* -1 (/ (* d a) (+ (sqr d) (sqr c))))
* [misc]backup-simplify:  Simplify (sqrt (* -1 (/ (* d a) (+ (sqr d) (sqr c))))) into (sqrt (* -1 (/ (* d a) (+ (sqr d) (sqr c)))))
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 c)) into c
* [misc]backup-simplify:  Simplify (+ (* a 0) (* 0 d)) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ c 0) into c
* [misc]backup-simplify:  Simplify (+ (* c 0) (* 0 c)) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 d)) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ c (+ (sqr d) (sqr c))) (+ (* (* -1 (/ (* d a) (+ (sqr d) (sqr c)))) (/ 0 (+ (sqr d) (sqr c)))))) into (/ c (+ (sqr d) (sqr c)))
* [misc]backup-simplify:  Simplify (/ (/ c (+ (sqr d) (sqr c))) (* 2 (sqrt (* -1 (/ (* d a) (+ (sqr d) (sqr c))))))) into (* 1/2 (/ c (* (+ (sqr d) (sqr c)) (sqrt (* -1 (/ (* d a) (+ (sqr d) (sqr c))))))))
* [misc]taylor:  Taking taylor expansion of (sqr (sqrt (/ (- (* b c) (* a d)) (+ (sqr c) (sqr d))))) in b
* [misc]taylor:  Taking taylor expansion of (sqrt (/ (- (* b c) (* a d)) (+ (sqr c) (sqr d)))) in b
* [misc]taylor:  Taking taylor expansion of (/ (- (* b c) (* a d)) (+ (sqr c) (sqr d))) in b
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in b
* [misc]taylor:  Taking taylor expansion of (* b c) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (* a d) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (+ (sqr c) (sqr d)) in b
* [misc]taylor:  Taking taylor expansion of (sqr c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (sqr d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (* 0 c) into 0
* [misc]backup-simplify:  Simplify (* a d) into (* d a)
* [misc]backup-simplify:  Simplify (- (* d a)) into (- (* d a))
* [misc]backup-simplify:  Simplify (+ 0 (- (* d a))) into (- (* d a))
* [misc]backup-simplify:  Simplify (* c c) into (sqr c)
* [misc]backup-simplify:  Simplify (* d d) into (sqr d)
* [misc]backup-simplify:  Simplify (+ (sqr c) (sqr d)) into (+ (sqr d) (sqr c))
* [misc]backup-simplify:  Simplify (/ (- (* d a)) (+ (sqr d) (sqr c))) into (* -1 (/ (* d a) (+ (sqr d) (sqr c))))
* [misc]backup-simplify:  Simplify (sqrt (* -1 (/ (* d a) (+ (sqr d) (sqr c))))) into (sqrt (* -1 (/ (* d a) (+ (sqr d) (sqr c)))))
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 c)) into c
* [misc]backup-simplify:  Simplify (+ (* a 0) (* 0 d)) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ c 0) into c
* [misc]backup-simplify:  Simplify (+ (* c 0) (* 0 c)) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 d)) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ c (+ (sqr d) (sqr c))) (+ (* (* -1 (/ (* d a) (+ (sqr d) (sqr c)))) (/ 0 (+ (sqr d) (sqr c)))))) into (/ c (+ (sqr d) (sqr c)))
* [misc]backup-simplify:  Simplify (/ (/ c (+ (sqr d) (sqr c))) (* 2 (sqrt (* -1 (/ (* d a) (+ (sqr d) (sqr c))))))) into (* 1/2 (/ c (* (+ (sqr d) (sqr c)) (sqrt (* -1 (/ (* d a) (+ (sqr d) (sqr c))))))))
* [misc]backup-simplify:  Simplify (* (sqrt (* -1 (/ (* d a) (+ (sqr d) (sqr c))))) (sqrt (* -1 (/ (* d a) (+ (sqr d) (sqr c)))))) into (sqr (sqrt (* -1 (/ (* d a) (+ (sqr d) (sqr c))))))
* [misc]taylor:  Taking taylor expansion of (sqr (sqrt (* -1 (/ (* d a) (+ (sqr d) (sqr c)))))) in c
* [misc]taylor:  Taking taylor expansion of (sqrt (* -1 (/ (* d a) (+ (sqr d) (sqr c))))) in c
* [misc]taylor:  Taking taylor expansion of (* -1 (/ (* d a) (+ (sqr d) (sqr c)))) in c
* [misc]taylor:  Taking taylor expansion of -1 in c
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]taylor:  Taking taylor expansion of (/ (* d a) (+ (sqr d) (sqr c))) in c
* [misc]taylor:  Taking taylor expansion of (* d a) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of (+ (sqr d) (sqr c)) in c
* [misc]taylor:  Taking taylor expansion of (sqr d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (sqr c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* d a) into (* d a)
* [misc]backup-simplify:  Simplify (* d d) into (sqr d)
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (sqr d) 0) into (sqr d)
* [misc]backup-simplify:  Simplify (/ (* d a) (sqr d)) into (/ a d)
* [misc]backup-simplify:  Simplify (* -1 (/ a d)) into (* -1 (/ a d))
* [misc]backup-simplify:  Simplify (sqrt (* -1 (/ a d))) into (sqrt (* -1 (/ a d)))
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 a)) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 d)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (sqr d)) (+ (* (/ a d) (/ 0 (sqr d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (* 0 (/ a d))) into 0
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (* -1 (/ a d))))) into 0
* [misc]backup-simplify:  Simplify (* (sqrt (* -1 (/ a d))) (sqrt (* -1 (/ a d)))) into (sqr (sqrt (* -1 (/ a d))))
* [misc]taylor:  Taking taylor expansion of (sqr (sqrt (* -1 (/ a d)))) in a
* [misc]taylor:  Taking taylor expansion of (sqrt (* -1 (/ a d))) in a
* [misc]taylor:  Taking taylor expansion of (* -1 (/ a d)) in a
* [misc]taylor:  Taking taylor expansion of -1 in a
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]taylor:  Taking taylor expansion of (/ a d) in a
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]backup-simplify:  Simplify (* -1 (/ 1 d)) into (/ -1 d)
* [misc]backup-simplify:  Simplify (sqrt 0) into 0
* [misc]backup-simplify:  Simplify (/ (/ -1 d) (* 2 (sqrt 0))) into (/ +nan.0 d)
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (sqrt (* -1 (/ (* d a) (+ (sqr d) (sqr c))))) (* 1/2 (/ c (* (+ (sqr d) (sqr c)) (sqrt (* -1 (/ (* d a) (+ (sqr d) (sqr c))))))))) (* (* 1/2 (/ c (* (+ (sqr d) (sqr c)) (sqrt (* -1 (/ (* d a) (+ (sqr d) (sqr c)))))))) (sqrt (* -1 (/ (* d a) (+ (sqr d) (sqr c))))))) into (/ c (+ (sqr d) (sqr c)))
* [misc]taylor:  Taking taylor expansion of (/ c (+ (sqr d) (sqr c))) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (+ (sqr d) (sqr c)) in c
* [misc]taylor:  Taking taylor expansion of (sqr d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (sqr c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* d d) into (sqr d)
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (sqr d) 0) into (sqr d)
* [misc]backup-simplify:  Simplify (/ 1 (sqr d)) into (/ 1 (sqr d))
* [misc]backup-simplify:  Simplify (+ (* (sqrt (* -1 (/ a d))) 0) (* 0 (sqrt (* -1 (/ a d))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 (/ +nan.0 d)) (* (/ +nan.0 d) 0)) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 c))) into 0
* [misc]backup-simplify:  Simplify (+ (* a 0) (+ (* 0 0) (* 0 d))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* c 0) (+ (* 0 0) (* 0 c))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (* 0 d))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (+ (sqr d) (sqr c))) (+ (* (* -1 (/ (* d a) (+ (sqr d) (sqr c)))) (/ 0 (+ (sqr d) (sqr c)))) (* (/ c (+ (sqr d) (sqr c))) (/ 0 (+ (sqr d) (sqr c)))))) into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (sqr (* 1/2 (/ c (* (+ (sqr d) (sqr c)) (sqrt (* -1 (/ (* d a) (+ (sqr d) (sqr c))))))))) (+)) (* 2 (sqrt (* -1 (/ (* d a) (+ (sqr d) (sqr c))))))) into (* -1/8 (/ (sqr c) (* (sqr (+ (sqr d) (sqr c))) (pow (sqrt (* -1 (/ (* d a) (+ (sqr d) (sqr c))))) 3))))
* [misc]backup-simplify:  Simplify (+ (* (sqrt (* -1 (/ (* d a) (+ (sqr d) (sqr c))))) (* -1/8 (/ (sqr c) (* (sqr (+ (sqr d) (sqr c))) (pow (sqrt (* -1 (/ (* d a) (+ (sqr d) (sqr c))))) 3))))) (+ (* (* 1/2 (/ c (* (+ (sqr d) (sqr c)) (sqrt (* -1 (/ (* d a) (+ (sqr d) (sqr c)))))))) (* 1/2 (/ c (* (+ (sqr d) (sqr c)) (sqrt (* -1 (/ (* d a) (+ (sqr d) (sqr c))))))))) (* (* -1/8 (/ (sqr c) (* (sqr (+ (sqr d) (sqr c))) (pow (sqrt (* -1 (/ (* d a) (+ (sqr d) (sqr c))))) 3)))) (sqrt (* -1 (/ (* d a) (+ (sqr d) (sqr c)))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr d)) in a
* [misc]taylor:  Taking taylor expansion of (sqr d) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (* d d) into (sqr d)
* [misc]backup-simplify:  Simplify (/ 1 (sqr d)) into (/ 1 (sqr d))
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr d)) in d
* [misc]taylor:  Taking taylor expansion of (sqr d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]approximate:  Taking taylor expansion of (sqr (sqrt (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (+ (sqr (/ 1 c)) (sqr (/ 1 d)))))) in (b c a d) around 0
* [misc]taylor:  Taking taylor expansion of (sqr (sqrt (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (+ (sqr (/ 1 c)) (sqr (/ 1 d)))))) in d
* [misc]taylor:  Taking taylor expansion of (sqrt (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (+ (sqr (/ 1 c)) (sqr (/ 1 d))))) in d
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (+ (sqr (/ 1 c)) (sqr (/ 1 d)))) in d
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in d
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in d
* [misc]taylor:  Taking taylor expansion of b in d
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (/ 1 b) into (/ 1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in d
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in d
* [misc]taylor:  Taking taylor expansion of a in d
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (/ 1 a) into (/ 1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (+ (sqr (/ 1 c)) (sqr (/ 1 d))) in d
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 c)) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in d
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 d)) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (* (/ 1 a) 1) into (/ 1 a)
* [misc]backup-simplify:  Simplify (- (/ 1 a)) into (- (/ 1 a))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 a))) into (- (/ 1 a))
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (/ (- (/ 1 a)) 1) into (/ -1 a)
* [misc]backup-simplify:  Simplify (sqrt 0) into 0
* [misc]backup-simplify:  Simplify (/ (/ -1 a) (* 2 (sqrt 0))) into (/ +nan.0 a)
* [misc]taylor:  Taking taylor expansion of (sqr (sqrt (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (+ (sqr (/ 1 c)) (sqr (/ 1 d)))))) in a
* [misc]taylor:  Taking taylor expansion of (sqrt (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (+ (sqr (/ 1 c)) (sqr (/ 1 d))))) in a
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (+ (sqr (/ 1 c)) (sqr (/ 1 d)))) in a
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in a
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in a
* [misc]taylor:  Taking taylor expansion of b in a
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (/ 1 b) into (/ 1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in a
* [misc]taylor:  Taking taylor expansion of c in a
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in a
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]taylor:  Taking taylor expansion of (+ (sqr (/ 1 c)) (sqr (/ 1 d))) in a
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 c)) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in a
* [misc]taylor:  Taking taylor expansion of c in a
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 d)) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]backup-simplify:  Simplify (* 1 (/ 1 d)) into (/ 1 d)
* [misc]backup-simplify:  Simplify (- (/ 1 d)) into (- (/ 1 d))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 d))) into (- (/ 1 d))
* [misc]backup-simplify:  Simplify (* (/ 1 c) (/ 1 c)) into (/ 1 (sqr c))
* [misc]backup-simplify:  Simplify (* (/ 1 d) (/ 1 d)) into (/ 1 (sqr d))
* [misc]backup-simplify:  Simplify (+ (/ 1 (sqr c)) (/ 1 (sqr d))) into (+ (/ 1 (sqr d)) (/ 1 (sqr c)))
* [misc]backup-simplify:  Simplify (/ (- (/ 1 d)) (+ (/ 1 (sqr d)) (/ 1 (sqr c)))) into (/ -1 (* d (+ (/ 1 (sqr d)) (/ 1 (sqr c)))))
* [misc]backup-simplify:  Simplify (sqrt 0) into 0
* [misc]backup-simplify:  Simplify (/ (/ -1 (* d (+ (/ 1 (sqr d)) (/ 1 (sqr c))))) (* 2 (sqrt 0))) into (/ +nan.0 (* d (+ (/ 1 (sqr d)) (/ 1 (sqr c)))))
* [misc]taylor:  Taking taylor expansion of (sqr (sqrt (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (+ (sqr (/ 1 c)) (sqr (/ 1 d)))))) in c
* [misc]taylor:  Taking taylor expansion of (sqrt (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (+ (sqr (/ 1 c)) (sqr (/ 1 d))))) in c
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (+ (sqr (/ 1 c)) (sqr (/ 1 d)))) in c
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in c
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in c
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (/ 1 b) into (/ 1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (/ 1 a) into (/ 1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]taylor:  Taking taylor expansion of (+ (sqr (/ 1 c)) (sqr (/ 1 d))) in c
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 c)) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 d)) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]backup-simplify:  Simplify (* (/ 1 b) 1) into (/ 1 b)
* [misc]backup-simplify:  Simplify (+ (/ 1 b) 0) into (/ 1 b)
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (/ (/ 1 b) 1) into (/ 1 b)
* [misc]backup-simplify:  Simplify (sqrt 0) into 0
* [misc]backup-simplify:  Simplify (/ (/ 1 b) (* 2 (sqrt 0))) into (/ +nan.0 b)
* [misc]taylor:  Taking taylor expansion of (sqr (sqrt (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (+ (sqr (/ 1 c)) (sqr (/ 1 d)))))) in b
* [misc]taylor:  Taking taylor expansion of (sqrt (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (+ (sqr (/ 1 c)) (sqr (/ 1 d))))) in b
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (+ (sqr (/ 1 c)) (sqr (/ 1 d)))) in b
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (/ 1 a) into (/ 1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]taylor:  Taking taylor expansion of (+ (sqr (/ 1 c)) (sqr (/ 1 d))) in b
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 c)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 d)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]backup-simplify:  Simplify (* 1 (/ 1 c)) into (/ 1 c)
* [misc]backup-simplify:  Simplify (+ (/ 1 c) 0) into (/ 1 c)
* [misc]backup-simplify:  Simplify (* (/ 1 c) (/ 1 c)) into (/ 1 (sqr c))
* [misc]backup-simplify:  Simplify (* (/ 1 d) (/ 1 d)) into (/ 1 (sqr d))
* [misc]backup-simplify:  Simplify (+ (/ 1 (sqr c)) (/ 1 (sqr d))) into (+ (/ 1 (sqr d)) (/ 1 (sqr c)))
* [misc]backup-simplify:  Simplify (/ (/ 1 c) (+ (/ 1 (sqr d)) (/ 1 (sqr c)))) into (/ 1 (* c (+ (/ 1 (sqr d)) (/ 1 (sqr c)))))
* [misc]backup-simplify:  Simplify (sqrt 0) into 0
* [misc]backup-simplify:  Simplify (/ (/ 1 (* c (+ (/ 1 (sqr d)) (/ 1 (sqr c))))) (* 2 (sqrt 0))) into (/ +nan.0 (* c (+ (/ 1 (sqr d)) (/ 1 (sqr c)))))
* [misc]taylor:  Taking taylor expansion of (sqr (sqrt (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (+ (sqr (/ 1 c)) (sqr (/ 1 d)))))) in b
* [misc]taylor:  Taking taylor expansion of (sqrt (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (+ (sqr (/ 1 c)) (sqr (/ 1 d))))) in b
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (+ (sqr (/ 1 c)) (sqr (/ 1 d)))) in b
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (/ 1 a) into (/ 1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]taylor:  Taking taylor expansion of (+ (sqr (/ 1 c)) (sqr (/ 1 d))) in b
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 c)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 d)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]backup-simplify:  Simplify (* 1 (/ 1 c)) into (/ 1 c)
* [misc]backup-simplify:  Simplify (+ (/ 1 c) 0) into (/ 1 c)
* [misc]backup-simplify:  Simplify (* (/ 1 c) (/ 1 c)) into (/ 1 (sqr c))
* [misc]backup-simplify:  Simplify (* (/ 1 d) (/ 1 d)) into (/ 1 (sqr d))
* [misc]backup-simplify:  Simplify (+ (/ 1 (sqr c)) (/ 1 (sqr d))) into (+ (/ 1 (sqr d)) (/ 1 (sqr c)))
* [misc]backup-simplify:  Simplify (/ (/ 1 c) (+ (/ 1 (sqr d)) (/ 1 (sqr c)))) into (/ 1 (* c (+ (/ 1 (sqr d)) (/ 1 (sqr c)))))
* [misc]backup-simplify:  Simplify (sqrt 0) into 0
* [misc]backup-simplify:  Simplify (/ (/ 1 (* c (+ (/ 1 (sqr d)) (/ 1 (sqr c))))) (* 2 (sqrt 0))) into (/ +nan.0 (* c (+ (/ 1 (sqr d)) (/ 1 (sqr c)))))
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 (/ +nan.0 (* c (+ (/ 1 (sqr d)) (/ 1 (sqr c)))))) (* (/ +nan.0 (* c (+ (/ 1 (sqr d)) (/ 1 (sqr c))))) 0)) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 c) (/ 0 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 (/ 1 c))) into 0
* [misc]backup-simplify:  Simplify (* (/ 1 a) (/ 1 d)) into (/ 1 (* d a))
* [misc]backup-simplify:  Simplify (- (/ 1 (* d a))) into (- (/ 1 (* d a)))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 (* d a)))) into (- (/ 1 (* d a)))
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 c) (/ 0 c)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 c) 0) (* 0 (/ 1 c))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 d) 0) (* 0 (/ 1 d))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ (- (/ 1 (* d a))) (+ (/ 1 (sqr d)) (/ 1 (sqr c)))) (+ (* (/ 1 (* c (+ (/ 1 (sqr d)) (/ 1 (sqr c))))) (/ 0 (+ (/ 1 (sqr d)) (/ 1 (sqr c))))))) into (- (/ 1 (* d (* a (+ (/ 1 (sqr d)) (/ 1 (sqr c)))))))
* [misc]backup-simplify:  Simplify (/ (- (- (/ 1 (* d (* a (+ (/ 1 (sqr d)) (/ 1 (sqr c))))))) (sqr (/ +nan.0 (* c (+ (/ 1 (sqr d)) (/ 1 (sqr c)))))) (+)) (* 2 0)) into (* +nan.0 (+ (* +nan.0 (/ 1 (* (sqr c) (sqr (+ (/ 1 (sqr d)) (/ 1 (sqr c))))))) (/ 1 (* d (* a (+ (/ 1 (sqr d)) (/ 1 (sqr c))))))))
* [misc]backup-simplify:  Simplify (+ (* 0 (* +nan.0 (+ (* +nan.0 (/ 1 (* (sqr c) (sqr (+ (/ 1 (sqr d)) (/ 1 (sqr c))))))) (/ 1 (* d (* a (+ (/ 1 (sqr d)) (/ 1 (sqr c))))))))) (+ (* (/ +nan.0 (* c (+ (/ 1 (sqr d)) (/ 1 (sqr c))))) (/ +nan.0 (* c (+ (/ 1 (sqr d)) (/ 1 (sqr c)))))) (* (* +nan.0 (+ (* +nan.0 (/ 1 (* (sqr c) (sqr (+ (/ 1 (sqr d)) (/ 1 (sqr c))))))) (/ 1 (* d (* a (+ (/ 1 (sqr d)) (/ 1 (sqr c)))))))) 0))) into (- (* +nan.0 (/ 1 (* (sqr c) (sqr (+ (/ 1 (sqr d)) (/ 1 (sqr c))))))))
* [misc]taylor:  Taking taylor expansion of (- (* +nan.0 (/ 1 (* (sqr c) (sqr (+ (/ 1 (sqr d)) (/ 1 (sqr c)))))))) in c
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (/ 1 (* (sqr c) (sqr (+ (/ 1 (sqr d)) (/ 1 (sqr c))))))) in c
* [misc]taylor:  Taking taylor expansion of +nan.0 in c
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (sqr c) (sqr (+ (/ 1 (sqr d)) (/ 1 (sqr c)))))) in c
* [misc]taylor:  Taking taylor expansion of (* (sqr c) (sqr (+ (/ 1 (sqr d)) (/ 1 (sqr c))))) in c
* [misc]taylor:  Taking taylor expansion of (sqr c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (sqr (+ (/ 1 (sqr d)) (/ 1 (sqr c)))) in c
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 (sqr d)) (/ 1 (sqr c))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr d)) in c
* [misc]taylor:  Taking taylor expansion of (sqr d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (* d d) into (sqr d)
* [misc]backup-simplify:  Simplify (/ 1 (sqr d)) into (/ 1 (sqr d))
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr c)) in c
* [misc]taylor:  Taking taylor expansion of (sqr c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (* 0 1) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 1)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 0 1)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (/ 1 (sqr d)) 0) into (/ 1 (sqr d))
* [misc]backup-simplify:  Simplify (+ (* 1 (/ 1 (sqr d))) (+ (* 0 0) (* (/ 1 (sqr d)) 1))) into (* 2 (/ 1 (sqr d)))
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (+ (* 0 (* 2 (/ 1 (sqr d)))) (+ (* 0 0) (* 1 1))) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 c) (/ 0 c)) (* 0 (/ 0 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 (/ 1 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 a) (/ 0 a)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 a) 0) (* 0 (/ 1 d))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 c) (/ 0 c)) (* 0 (/ 0 c)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 c) 0) (+ (* 0 0) (* 0 (/ 1 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)) (* 0 (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 d) 0) (+ (* 0 0) (* 0 (/ 1 d)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (+ (/ 1 (sqr d)) (/ 1 (sqr c)))) (+ (* (/ 1 (* c (+ (/ 1 (sqr d)) (/ 1 (sqr c))))) (/ 0 (+ (/ 1 (sqr d)) (/ 1 (sqr c))))) (* (- (/ 1 (* d (* a (+ (/ 1 (sqr d)) (/ 1 (sqr c))))))) (/ 0 (+ (/ 1 (sqr d)) (/ 1 (sqr c))))))) into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (+ (* 2 (* (/ +nan.0 (* c (+ (/ 1 (sqr d)) (/ 1 (sqr c))))) (* +nan.0 (+ (* +nan.0 (/ 1 (* (sqr c) (sqr (+ (/ 1 (sqr d)) (/ 1 (sqr c))))))) (/ 1 (* d (* a (+ (/ 1 (sqr d)) (/ 1 (sqr c)))))))))))) (* 2 0)) into (* +nan.0 (+ (* +nan.0 (/ 1 (* c (* d (* a (sqr (+ (/ 1 (sqr d)) (/ 1 (sqr c))))))))) (- (* +nan.0 (/ 1 (* (pow c 3) (pow (+ (/ 1 (sqr d)) (/ 1 (sqr c))) 3)))))))
* [misc]backup-simplify:  Simplify (+ (* 0 (* +nan.0 (+ (* +nan.0 (/ 1 (* c (* d (* a (sqr (+ (/ 1 (sqr d)) (/ 1 (sqr c))))))))) (- (* +nan.0 (/ 1 (* (pow c 3) (pow (+ (/ 1 (sqr d)) (/ 1 (sqr c))) 3)))))))) (+ (* (/ +nan.0 (* c (+ (/ 1 (sqr d)) (/ 1 (sqr c))))) (* +nan.0 (+ (* +nan.0 (/ 1 (* (sqr c) (sqr (+ (/ 1 (sqr d)) (/ 1 (sqr c))))))) (/ 1 (* d (* a (+ (/ 1 (sqr d)) (/ 1 (sqr c))))))))) (+ (* (* +nan.0 (+ (* +nan.0 (/ 1 (* (sqr c) (sqr (+ (/ 1 (sqr d)) (/ 1 (sqr c))))))) (/ 1 (* d (* a (+ (/ 1 (sqr d)) (/ 1 (sqr c)))))))) (/ +nan.0 (* c (+ (/ 1 (sqr d)) (/ 1 (sqr c)))))) (* (* +nan.0 (+ (* +nan.0 (/ 1 (* c (* d (* a (sqr (+ (/ 1 (sqr d)) (/ 1 (sqr c))))))))) (- (* +nan.0 (/ 1 (* (pow c 3) (pow (+ (/ 1 (sqr d)) (/ 1 (sqr c))) 3))))))) 0)))) into (- (+ (* +nan.0 (/ 1 (* c (* d (* a (sqr (+ (/ 1 (sqr d)) (/ 1 (sqr c))))))))) (- (* +nan.0 (/ 1 (* (pow c 3) (pow (+ (/ 1 (sqr d)) (/ 1 (sqr c))) 3)))))))
* [misc]taylor:  Taking taylor expansion of (- (+ (* +nan.0 (/ 1 (* c (* d (* a (sqr (+ (/ 1 (sqr d)) (/ 1 (sqr c))))))))) (- (* +nan.0 (/ 1 (* (pow c 3) (pow (+ (/ 1 (sqr d)) (/ 1 (sqr c))) 3))))))) in c
* [misc]taylor:  Taking taylor expansion of (+ (* +nan.0 (/ 1 (* c (* d (* a (sqr (+ (/ 1 (sqr d)) (/ 1 (sqr c))))))))) (- (* +nan.0 (/ 1 (* (pow c 3) (pow (+ (/ 1 (sqr d)) (/ 1 (sqr c))) 3)))))) in c
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (/ 1 (* c (* d (* a (sqr (+ (/ 1 (sqr d)) (/ 1 (sqr c))))))))) in c
* [misc]taylor:  Taking taylor expansion of +nan.0 in c
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (/ 1 (* c (* d (* a (sqr (+ (/ 1 (sqr d)) (/ 1 (sqr c)))))))) in c
* [misc]taylor:  Taking taylor expansion of (* c (* d (* a (sqr (+ (/ 1 (sqr d)) (/ 1 (sqr c))))))) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (* d (* a (sqr (+ (/ 1 (sqr d)) (/ 1 (sqr c)))))) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (* a (sqr (+ (/ 1 (sqr d)) (/ 1 (sqr c))))) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of (sqr (+ (/ 1 (sqr d)) (/ 1 (sqr c)))) in c
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 (sqr d)) (/ 1 (sqr c))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr d)) in c
* [misc]taylor:  Taking taylor expansion of (sqr d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (* d d) into (sqr d)
* [misc]backup-simplify:  Simplify (/ 1 (sqr d)) into (/ 1 (sqr d))
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr c)) in c
* [misc]taylor:  Taking taylor expansion of (sqr c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (* a 1) into a
* [misc]backup-simplify:  Simplify (* d a) into (* d a)
* [misc]backup-simplify:  Simplify (* 0 (* d a)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 1)) into 0
* [misc]backup-simplify:  Simplify (+ (* a 0) (* 0 1)) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 a)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 (* d a))) into (* d a)
* [misc]backup-simplify:  Simplify (/ 1 (* d a)) into (/ 1 (* d a))
* [misc]taylor:  Taking taylor expansion of (- (* +nan.0 (/ 1 (* (pow c 3) (pow (+ (/ 1 (sqr d)) (/ 1 (sqr c))) 3))))) in c
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (/ 1 (* (pow c 3) (pow (+ (/ 1 (sqr d)) (/ 1 (sqr c))) 3)))) in c
* [misc]taylor:  Taking taylor expansion of +nan.0 in c
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (pow c 3) (pow (+ (/ 1 (sqr d)) (/ 1 (sqr c))) 3))) in c
* [misc]taylor:  Taking taylor expansion of (* (pow c 3) (pow (+ (/ 1 (sqr d)) (/ 1 (sqr c))) 3)) in c
* [misc]taylor:  Taking taylor expansion of (pow c 3) in c
* [misc]taylor:  Taking taylor expansion of (pow (+ (/ 1 (sqr d)) (/ 1 (sqr c))) 3) in c
* [misc]taylor:  Taking taylor expansion of (exp (* 3 (log (+ (/ 1 (sqr d)) (/ 1 (sqr c)))))) in c
* [misc]taylor:  Taking taylor expansion of (* 3 (log (+ (/ 1 (sqr d)) (/ 1 (sqr c))))) in c
* [misc]taylor:  Taking taylor expansion of 3 in c
* [misc]backup-simplify:  Simplify 3 into 3
* [misc]taylor:  Taking taylor expansion of (log (+ (/ 1 (sqr d)) (/ 1 (sqr c)))) in c
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 (sqr d)) (/ 1 (sqr c))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr d)) in c
* [misc]taylor:  Taking taylor expansion of (sqr d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (* d d) into (sqr d)
* [misc]backup-simplify:  Simplify (/ 1 (sqr d)) into (/ 1 (sqr d))
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr c)) in c
* [misc]taylor:  Taking taylor expansion of (sqr c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (log 1) into 0
* [misc]backup-simplify:  Simplify (+ (* (- 2) (log c)) 0) into (- (* 2 (log c)))
* [misc]backup-simplify:  Simplify (* 3 (- (* 2 (log c)))) into (* -6 (log c))
* [misc]backup-simplify:  Simplify (exp (* -6 (log c))) into (pow c -6)
* [misc]backup-simplify:  Simplify (* 1 (pow c -6)) into (/ 1 (pow c 6))
* [misc]backup-simplify:  Simplify (/ 1 (/ 1 (pow c 6))) into (pow c 6)
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow 1 1)))) 1) into 0
* [misc]backup-simplify:  Simplify (+ (* (- 2) (log c)) 0) into (- (* 2 (log c)))
* [misc]backup-simplify:  Simplify (+ (* 3 0) (* 0 (- (* 2 (log c))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (/ 1 (sqr d)) 0) into (/ 1 (sqr d))
* [misc]backup-simplify:  Simplify (/ (+ (* -1 (/ (* (pow (* 1 0) 2)) (pow 1 2))) (* 1 (/ (* 1 (pow (* 2 (/ 1 (sqr d))) 1)) (pow 1 1)))) 2) into (/ 1 (sqr d))
* [misc]backup-simplify:  Simplify (+ (* (- 2) (log c)) 0) into (- (* 2 (log c)))
* [misc]backup-simplify:  Simplify (+ (* 3 (/ 1 (sqr d))) (+ (* 0 0) (* 0 (- (* 2 (log c)))))) into (* 3 (/ 1 (sqr d)))
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 d)) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr d)) (/ 0 (sqr d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* 2 (/ (* (pow (* 1 0) 3)) (pow 1 3))) (* -3 (/ (* (pow (* 1 0) 1) (pow (* 2 (/ 1 (sqr d))) 1)) (pow 1 2))) (* 1 (/ (* 1 1 (pow (* 6 0) 1)) (pow 1 1)))) 6) into 0
* [misc]backup-simplify:  Simplify (+ (* (- 2) (log c)) 0) into (- (* 2 (log c)))
* [misc]backup-simplify:  Simplify (+ (* 3 0) (+ (* 0 (/ 1 (sqr d))) (+ (* 0 0) (* 0 (- (* 2 (log c))))))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* -6 (log c))) (+ (* (/ (pow 0 3) 6)) (* (/ (pow 0 1) 1) (/ (pow (* 3 (/ 1 (sqr d))) 1) 1)) (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* -6 (log c))) (+ (* (/ (pow 0 2) 2)) (* (/ (pow (* 3 (/ 1 (sqr d))) 1) 1)))) into (/ 3 (* (pow c 6) (sqr d)))
* [misc]backup-simplify:  Simplify (* (exp (* -6 (log c))) (+ (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 (/ 3 (* (pow c 6) (sqr d)))) (+ (* 0 0) (* 0 (pow c -6))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 (pow c -6))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (pow c 6) (/ 0 (/ 1 (pow c 6)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 (/ 3 (* (pow c 6) (sqr d)))) (+ (* 0 0) (* 0 (pow c -6)))) into (* 3 (/ 1 (* (pow c 6) (sqr d))))
* [misc]backup-simplify:  Simplify (- (+ (* (pow c 6) (/ (* 3 (/ 1 (* (pow c 6) (sqr d)))) (/ 1 (pow c 6)))) (* 0 (/ 0 (/ 1 (pow c 6)))))) into (- (* 3 (/ (pow c 6) (sqr d))))
* [misc]backup-simplify:  Simplify (- (+ (* (pow c 6) (/ 0 (/ 1 (pow c 6)))) (* 0 (/ (* 3 (/ 1 (* (pow c 6) (sqr d)))) (/ 1 (pow c 6)))) (* (- (* 3 (/ (pow c 6) (sqr d)))) (/ 0 (/ 1 (pow c 6)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* +nan.0 0) (+ (* 0 (- (* 3 (/ (pow c 6) (sqr d))))) (+ (* 0 0) (* 0 (pow c 6))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 c) (/ 0 c)) (* 0 (/ 0 c)) (* 0 (/ 0 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 c))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)) (* 0 (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 a) (/ 0 a)) (* 0 (/ 0 a)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 a) 0) (+ (* 0 0) (* 0 (/ 1 d)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 c) (/ 0 c)) (* 0 (/ 0 c)) (* 0 (/ 0 c)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 c) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 c))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)) (* 0 (/ 0 d)) (* 0 (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 d) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 d))))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (+ (/ 1 (sqr d)) (/ 1 (sqr c)))) (+ (* (/ 1 (* c (+ (/ 1 (sqr d)) (/ 1 (sqr c))))) (/ 0 (+ (/ 1 (sqr d)) (/ 1 (sqr c))))) (* (- (/ 1 (* d (* a (+ (/ 1 (sqr d)) (/ 1 (sqr c))))))) (/ 0 (+ (/ 1 (sqr d)) (/ 1 (sqr c))))) (* 0 (/ 0 (+ (/ 1 (sqr d)) (/ 1 (sqr c))))))) into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (sqr (* +nan.0 (+ (* +nan.0 (/ 1 (* (sqr c) (sqr (+ (/ 1 (sqr d)) (/ 1 (sqr c))))))) (/ 1 (* d (* a (+ (/ 1 (sqr d)) (/ 1 (sqr c))))))))) (+ (* 2 (* (/ +nan.0 (* c (+ (/ 1 (sqr d)) (/ 1 (sqr c))))) (* +nan.0 (+ (* +nan.0 (/ 1 (* c (* d (* a (sqr (+ (/ 1 (sqr d)) (/ 1 (sqr c))))))))) (- (* +nan.0 (/ 1 (* (pow c 3) (pow (+ (/ 1 (sqr d)) (/ 1 (sqr c))) 3))))))))))) (* 2 0)) into (* +nan.0 (+ (* +nan.0 (/ 1 (* (pow c 4) (pow (+ (/ 1 (sqr d)) (/ 1 (sqr c))) 4)))) (- (+ (* +nan.0 (/ 1 (* (sqr c) (* d (* a (pow (+ (/ 1 (sqr d)) (/ 1 (sqr c))) 3)))))) (- (* +nan.0 (/ 1 (* (sqr d) (* (sqr a) (sqr (+ (/ 1 (sqr d)) (/ 1 (sqr c)))))))))))))
* [misc]backup-simplify:  Simplify (+ (* 0 (* +nan.0 (+ (* +nan.0 (/ 1 (* (pow c 4) (pow (+ (/ 1 (sqr d)) (/ 1 (sqr c))) 4)))) (- (+ (* +nan.0 (/ 1 (* (sqr c) (* d (* a (pow (+ (/ 1 (sqr d)) (/ 1 (sqr c))) 3)))))) (- (* +nan.0 (/ 1 (* (sqr d) (* (sqr a) (sqr (+ (/ 1 (sqr d)) (/ 1 (sqr c)))))))))))))) (+ (* (/ +nan.0 (* c (+ (/ 1 (sqr d)) (/ 1 (sqr c))))) (* +nan.0 (+ (* +nan.0 (/ 1 (* c (* d (* a (sqr (+ (/ 1 (sqr d)) (/ 1 (sqr c))))))))) (- (* +nan.0 (/ 1 (* (pow c 3) (pow (+ (/ 1 (sqr d)) (/ 1 (sqr c))) 3)))))))) (+ (* (* +nan.0 (+ (* +nan.0 (/ 1 (* (sqr c) (sqr (+ (/ 1 (sqr d)) (/ 1 (sqr c))))))) (/ 1 (* d (* a (+ (/ 1 (sqr d)) (/ 1 (sqr c)))))))) (* +nan.0 (+ (* +nan.0 (/ 1 (* (sqr c) (sqr (+ (/ 1 (sqr d)) (/ 1 (sqr c))))))) (/ 1 (* d (* a (+ (/ 1 (sqr d)) (/ 1 (sqr c))))))))) (+ (* (* +nan.0 (+ (* +nan.0 (/ 1 (* c (* d (* a (sqr (+ (/ 1 (sqr d)) (/ 1 (sqr c))))))))) (- (* +nan.0 (/ 1 (* (pow c 3) (pow (+ (/ 1 (sqr d)) (/ 1 (sqr c))) 3))))))) (/ +nan.0 (* c (+ (/ 1 (sqr d)) (/ 1 (sqr c)))))) (* (* +nan.0 (+ (* +nan.0 (/ 1 (* (pow c 4) (pow (+ (/ 1 (sqr d)) (/ 1 (sqr c))) 4)))) (- (+ (* +nan.0 (/ 1 (* (sqr c) (* d (* a (pow (+ (/ 1 (sqr d)) (/ 1 (sqr c))) 3)))))) (- (* +nan.0 (/ 1 (* (sqr d) (* (sqr a) (sqr (+ (/ 1 (sqr d)) (/ 1 (sqr c))))))))))))) 0))))) into (- (+ (* +nan.0 (/ 1 (* (pow c 4) (pow (+ (/ 1 (sqr d)) (/ 1 (sqr c))) 4)))) (- (+ (* +nan.0 (/ 1 (* (sqr c) (* d (* a (pow (+ (/ 1 (sqr d)) (/ 1 (sqr c))) 3)))))) (- (* +nan.0 (/ 1 (* (sqr d) (* (sqr a) (sqr (+ (/ 1 (sqr d)) (/ 1 (sqr c)))))))))))))
* [misc]taylor:  Taking taylor expansion of (- (+ (* +nan.0 (/ 1 (* (pow c 4) (pow (+ (/ 1 (sqr d)) (/ 1 (sqr c))) 4)))) (- (+ (* +nan.0 (/ 1 (* (sqr c) (* d (* a (pow (+ (/ 1 (sqr d)) (/ 1 (sqr c))) 3)))))) (- (* +nan.0 (/ 1 (* (sqr d) (* (sqr a) (sqr (+ (/ 1 (sqr d)) (/ 1 (sqr c))))))))))))) in c
* [misc]taylor:  Taking taylor expansion of (+ (* +nan.0 (/ 1 (* (pow c 4) (pow (+ (/ 1 (sqr d)) (/ 1 (sqr c))) 4)))) (- (+ (* +nan.0 (/ 1 (* (sqr c) (* d (* a (pow (+ (/ 1 (sqr d)) (/ 1 (sqr c))) 3)))))) (- (* +nan.0 (/ 1 (* (sqr d) (* (sqr a) (sqr (+ (/ 1 (sqr d)) (/ 1 (sqr c)))))))))))) in c
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (/ 1 (* (pow c 4) (pow (+ (/ 1 (sqr d)) (/ 1 (sqr c))) 4)))) in c
* [misc]taylor:  Taking taylor expansion of +nan.0 in c
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (pow c 4) (pow (+ (/ 1 (sqr d)) (/ 1 (sqr c))) 4))) in c
* [misc]taylor:  Taking taylor expansion of (* (pow c 4) (pow (+ (/ 1 (sqr d)) (/ 1 (sqr c))) 4)) in c
* [misc]taylor:  Taking taylor expansion of (pow c 4) in c
* [misc]taylor:  Taking taylor expansion of (pow (+ (/ 1 (sqr d)) (/ 1 (sqr c))) 4) in c
* [misc]taylor:  Taking taylor expansion of (exp (* 4 (log (+ (/ 1 (sqr d)) (/ 1 (sqr c)))))) in c
* [misc]taylor:  Taking taylor expansion of (* 4 (log (+ (/ 1 (sqr d)) (/ 1 (sqr c))))) in c
* [misc]taylor:  Taking taylor expansion of 4 in c
* [misc]backup-simplify:  Simplify 4 into 4
* [misc]taylor:  Taking taylor expansion of (log (+ (/ 1 (sqr d)) (/ 1 (sqr c)))) in c
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 (sqr d)) (/ 1 (sqr c))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr d)) in c
* [misc]taylor:  Taking taylor expansion of (sqr d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (* d d) into (sqr d)
* [misc]backup-simplify:  Simplify (/ 1 (sqr d)) into (/ 1 (sqr d))
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr c)) in c
* [misc]taylor:  Taking taylor expansion of (sqr c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (log 1) into 0
* [misc]backup-simplify:  Simplify (+ (* (- 2) (log c)) 0) into (- (* 2 (log c)))
* [misc]backup-simplify:  Simplify (* 4 (- (* 2 (log c)))) into (* -8 (log c))
* [misc]backup-simplify:  Simplify (exp (* -8 (log c))) into (pow c -8)
* [misc]backup-simplify:  Simplify (* 1 (pow c -8)) into (/ 1 (pow c 8))
* [misc]backup-simplify:  Simplify (/ 1 (/ 1 (pow c 8))) into (pow c 8)
* [misc]taylor:  Taking taylor expansion of (- (+ (* +nan.0 (/ 1 (* (sqr c) (* d (* a (pow (+ (/ 1 (sqr d)) (/ 1 (sqr c))) 3)))))) (- (* +nan.0 (/ 1 (* (sqr d) (* (sqr a) (sqr (+ (/ 1 (sqr d)) (/ 1 (sqr c))))))))))) in c
* [misc]taylor:  Taking taylor expansion of (+ (* +nan.0 (/ 1 (* (sqr c) (* d (* a (pow (+ (/ 1 (sqr d)) (/ 1 (sqr c))) 3)))))) (- (* +nan.0 (/ 1 (* (sqr d) (* (sqr a) (sqr (+ (/ 1 (sqr d)) (/ 1 (sqr c)))))))))) in c
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (/ 1 (* (sqr c) (* d (* a (pow (+ (/ 1 (sqr d)) (/ 1 (sqr c))) 3)))))) in c
* [misc]taylor:  Taking taylor expansion of +nan.0 in c
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (sqr c) (* d (* a (pow (+ (/ 1 (sqr d)) (/ 1 (sqr c))) 3))))) in c
* [misc]taylor:  Taking taylor expansion of (* (sqr c) (* d (* a (pow (+ (/ 1 (sqr d)) (/ 1 (sqr c))) 3)))) in c
* [misc]taylor:  Taking taylor expansion of (sqr c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (* d (* a (pow (+ (/ 1 (sqr d)) (/ 1 (sqr c))) 3))) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (* a (pow (+ (/ 1 (sqr d)) (/ 1 (sqr c))) 3)) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of (pow (+ (/ 1 (sqr d)) (/ 1 (sqr c))) 3) in c
* [misc]taylor:  Taking taylor expansion of (exp (* 3 (log (+ (/ 1 (sqr d)) (/ 1 (sqr c)))))) in c
* [misc]taylor:  Taking taylor expansion of (* 3 (log (+ (/ 1 (sqr d)) (/ 1 (sqr c))))) in c
* [misc]taylor:  Taking taylor expansion of 3 in c
* [misc]backup-simplify:  Simplify 3 into 3
* [misc]taylor:  Taking taylor expansion of (log (+ (/ 1 (sqr d)) (/ 1 (sqr c)))) in c
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 (sqr d)) (/ 1 (sqr c))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr d)) in c
* [misc]taylor:  Taking taylor expansion of (sqr d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (* d d) into (sqr d)
* [misc]backup-simplify:  Simplify (/ 1 (sqr d)) into (/ 1 (sqr d))
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr c)) in c
* [misc]taylor:  Taking taylor expansion of (sqr c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (log 1) into 0
* [misc]backup-simplify:  Simplify (+ (* (- 2) (log c)) 0) into (- (* 2 (log c)))
* [misc]backup-simplify:  Simplify (* 3 (- (* 2 (log c)))) into (* -6 (log c))
* [misc]backup-simplify:  Simplify (exp (* -6 (log c))) into (pow c -6)
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (* a (pow c -6)) into (/ a (pow c 6))
* [misc]backup-simplify:  Simplify (* d (/ a (pow c 6))) into (/ (* d a) (pow c 6))
* [misc]backup-simplify:  Simplify (* 0 (/ (* d a) (pow c 6))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow 1 1)))) 1) into 0
* [misc]backup-simplify:  Simplify (+ (* (- 2) (log c)) 0) into (- (* 2 (log c)))
* [misc]backup-simplify:  Simplify (+ (* 3 0) (* 0 (- (* 2 (log c))))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* -6 (log c))) (+ (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* a 0) (* 0 (pow c -6))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 (/ a (pow c 6)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 0 (/ (* d a) (pow c 6)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (/ 1 (sqr d)) 0) into (/ 1 (sqr d))
* [misc]backup-simplify:  Simplify (/ (+ (* -1 (/ (* (pow (* 1 0) 2)) (pow 1 2))) (* 1 (/ (* 1 (pow (* 2 (/ 1 (sqr d))) 1)) (pow 1 1)))) 2) into (/ 1 (sqr d))
* [misc]backup-simplify:  Simplify (+ (* (- 2) (log c)) 0) into (- (* 2 (log c)))
* [misc]backup-simplify:  Simplify (+ (* 3 (/ 1 (sqr d))) (+ (* 0 0) (* 0 (- (* 2 (log c)))))) into (* 3 (/ 1 (sqr d)))
* [misc]backup-simplify:  Simplify (* (exp (* -6 (log c))) (+ (* (/ (pow 0 2) 2)) (* (/ (pow (* 3 (/ 1 (sqr d))) 1) 1)))) into (/ 3 (* (pow c 6) (sqr d)))
* [misc]backup-simplify:  Simplify (+ (* a (/ 3 (* (pow c 6) (sqr d)))) (+ (* 0 0) (* 0 (pow c -6)))) into (* 3 (/ a (* (pow c 6) (sqr d))))
* [misc]backup-simplify:  Simplify (+ (* d (* 3 (/ a (* (pow c 6) (sqr d))))) (+ (* 0 0) (* 0 (/ a (pow c 6))))) into (* 3 (/ a (* (pow c 6) d)))
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (+ (* 0 (* 3 (/ a (* (pow c 6) d)))) (+ (* 0 0) (* 1 (/ (* d a) (pow c 6))))) into (/ (* d a) (pow c 6))
* [misc]backup-simplify:  Simplify (/ 1 (/ (* d a) (pow c 6))) into (/ (pow c 6) (* d a))
* [misc]taylor:  Taking taylor expansion of (- (* +nan.0 (/ 1 (* (sqr d) (* (sqr a) (sqr (+ (/ 1 (sqr d)) (/ 1 (sqr c))))))))) in c
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (/ 1 (* (sqr d) (* (sqr a) (sqr (+ (/ 1 (sqr d)) (/ 1 (sqr c)))))))) in c
* [misc]taylor:  Taking taylor expansion of +nan.0 in c
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (sqr d) (* (sqr a) (sqr (+ (/ 1 (sqr d)) (/ 1 (sqr c))))))) in c
* [misc]taylor:  Taking taylor expansion of (* (sqr d) (* (sqr a) (sqr (+ (/ 1 (sqr d)) (/ 1 (sqr c)))))) in c
* [misc]taylor:  Taking taylor expansion of (sqr d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (* (sqr a) (sqr (+ (/ 1 (sqr d)) (/ 1 (sqr c))))) in c
* [misc]taylor:  Taking taylor expansion of (sqr a) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of (sqr (+ (/ 1 (sqr d)) (/ 1 (sqr c)))) in c
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 (sqr d)) (/ 1 (sqr c))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr d)) in c
* [misc]taylor:  Taking taylor expansion of (sqr d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (* d d) into (sqr d)
* [misc]backup-simplify:  Simplify (/ 1 (sqr d)) into (/ 1 (sqr d))
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr c)) in c
* [misc]taylor:  Taking taylor expansion of (sqr c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (* d d) into (sqr d)
* [misc]backup-simplify:  Simplify (* a a) into (sqr a)
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (* (sqr a) 1) into (sqr a)
* [misc]backup-simplify:  Simplify (* (sqr d) (sqr a)) into (* (sqr d) (sqr a))
* [misc]backup-simplify:  Simplify (/ 1 (* (sqr d) (sqr a))) into (/ 1 (* (sqr d) (sqr a)))
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow 1 1)))) 1) into 0
* [misc]backup-simplify:  Simplify (+ (* (- 2) (log c)) 0) into (- (* 2 (log c)))
* [misc]backup-simplify:  Simplify (+ (* 4 0) (* 0 (- (* 2 (log c))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (/ 1 (sqr d)) 0) into (/ 1 (sqr d))
* [misc]backup-simplify:  Simplify (/ (+ (* -1 (/ (* (pow (* 1 0) 2)) (pow 1 2))) (* 1 (/ (* 1 (pow (* 2 (/ 1 (sqr d))) 1)) (pow 1 1)))) 2) into (/ 1 (sqr d))
* [misc]backup-simplify:  Simplify (+ (* (- 2) (log c)) 0) into (- (* 2 (log c)))
* [misc]backup-simplify:  Simplify (+ (* 4 (/ 1 (sqr d))) (+ (* 0 0) (* 0 (- (* 2 (log c)))))) into (* 4 (/ 1 (sqr d)))
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 d)) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr d)) (/ 0 (sqr d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* 2 (/ (* (pow (* 1 0) 3)) (pow 1 3))) (* -3 (/ (* (pow (* 1 0) 1) (pow (* 2 (/ 1 (sqr d))) 1)) (pow 1 2))) (* 1 (/ (* 1 1 (pow (* 6 0) 1)) (pow 1 1)))) 6) into 0
* [misc]backup-simplify:  Simplify (+ (* (- 2) (log c)) 0) into (- (* 2 (log c)))
* [misc]backup-simplify:  Simplify (+ (* 4 0) (+ (* 0 (/ 1 (sqr d))) (+ (* 0 0) (* 0 (- (* 2 (log c))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (* 0 d))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr d)) (/ 0 (sqr d))) (* 0 (/ 0 (sqr d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* -6 (/ (* (pow (* 1 0) 4)) (pow 1 4))) (* 12 (/ (* (pow (* 1 0) 2) (pow (* 2 (/ 1 (sqr d))) 1)) (pow 1 3))) (* -3 (/ (* 1 (pow (* 2 (/ 1 (sqr d))) 2)) (pow 1 2))) (* -4 (/ (* (pow (* 1 0) 1) 1 (pow (* 6 0) 1)) (pow 1 2))) (* 1 (/ (* 1 1 1 (pow (* 24 0) 1)) (pow 1 1)))) 24) into (/ -1/2 (pow d 4))
* [misc]backup-simplify:  Simplify (+ (* (- 2) (log c)) 0) into (- (* 2 (log c)))
* [misc]backup-simplify:  Simplify (+ (* 4 (/ -1/2 (pow d 4))) (+ (* 0 0) (+ (* 0 (/ 1 (sqr d))) (+ (* 0 0) (* 0 (- (* 2 (log c)))))))) into (- (* 2 (/ 1 (pow d 4))))
* [misc]backup-simplify:  Simplify (* (exp (* -8 (log c))) (+ (* (/ (pow 0 4) 24)) (* (/ (pow 0 2) 2) (/ (pow (* 4 (/ 1 (sqr d))) 1) 1)) (* (/ (pow 0 1) 1) (/ (pow 0 1) 1)) (* (/ (pow (* 4 (/ 1 (sqr d))) 2) 2)) (* (/ (pow (- (* 2 (/ 1 (pow d 4)))) 1) 1)))) into (/ 6 (* (pow c 8) (pow d 4)))
* [misc]backup-simplify:  Simplify (* (exp (* -8 (log c))) (+ (* (/ (pow 0 3) 6)) (* (/ (pow 0 1) 1) (/ (pow (* 4 (/ 1 (sqr d))) 1) 1)) (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* -8 (log c))) (+ (* (/ (pow 0 2) 2)) (* (/ (pow (* 4 (/ 1 (sqr d))) 1) 1)))) into (/ 4 (* (pow c 8) (sqr d)))
* [misc]backup-simplify:  Simplify (* (exp (* -8 (log c))) (+ (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 (/ 6 (* (pow c 8) (pow d 4)))) (+ (* 0 0) (+ (* 0 (/ 4 (* (pow c 8) (sqr d)))) (+ (* 0 0) (* 0 (pow c -8)))))) into (* 6 (/ 1 (* (pow c 8) (pow d 4))))
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 (pow c -8))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (pow c 8) (/ 0 (/ 1 (pow c 8)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 (/ 4 (* (pow c 8) (sqr d)))) (+ (* 0 0) (* 0 (pow c -8))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 (/ 4 (* (pow c 8) (sqr d)))) (+ (* 0 0) (* 0 (pow c -8)))) into (* 4 (/ 1 (* (pow c 8) (sqr d))))
* [misc]backup-simplify:  Simplify (- (+ (* (pow c 8) (/ (* 4 (/ 1 (* (pow c 8) (sqr d)))) (/ 1 (pow c 8)))) (* 0 (/ 0 (/ 1 (pow c 8)))))) into (- (* 4 (/ (pow c 8) (sqr d))))
* [misc]backup-simplify:  Simplify (- (+ (* (pow c 8) (/ 0 (/ 1 (pow c 8)))) (* 0 (/ (* 4 (/ 1 (* (pow c 8) (sqr d)))) (/ 1 (pow c 8)))) (* (- (* 4 (/ (pow c 8) (sqr d)))) (/ 0 (/ 1 (pow c 8)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (pow c 8) (/ (* 6 (/ 1 (* (pow c 8) (pow d 4)))) (/ 1 (pow c 8)))) (* 0 (/ 0 (/ 1 (pow c 8)))) (* (- (* 4 (/ (pow c 8) (sqr d)))) (/ (* 4 (/ 1 (* (pow c 8) (sqr d)))) (/ 1 (pow c 8)))) (* 0 (/ 0 (/ 1 (pow c 8)))))) into (* 10 (/ (pow c 8) (pow d 4)))
* [misc]backup-simplify:  Simplify (+ (* +nan.0 (* 10 (/ (pow c 8) (pow d 4)))) (+ (* 0 0) (+ (* 0 (- (* 4 (/ (pow c 8) (sqr d))))) (+ (* 0 0) (* 0 (pow c 8)))))) into (- (* +nan.0 (/ (pow c 8) (pow d 4))))
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 d)) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr d)) (/ 0 (sqr d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* 2 (/ (* (pow (* 1 0) 3)) (pow 1 3))) (* -3 (/ (* (pow (* 1 0) 1) (pow (* 2 (/ 1 (sqr d))) 1)) (pow 1 2))) (* 1 (/ (* 1 1 (pow (* 6 0) 1)) (pow 1 1)))) 6) into 0
* [misc]backup-simplify:  Simplify (+ (* (- 2) (log c)) 0) into (- (* 2 (log c)))
* [misc]backup-simplify:  Simplify (+ (* 3 0) (+ (* 0 (/ 1 (sqr d))) (+ (* 0 0) (* 0 (- (* 2 (log c))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (* 0 d))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr d)) (/ 0 (sqr d))) (* 0 (/ 0 (sqr d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* -6 (/ (* (pow (* 1 0) 4)) (pow 1 4))) (* 12 (/ (* (pow (* 1 0) 2) (pow (* 2 (/ 1 (sqr d))) 1)) (pow 1 3))) (* -3 (/ (* 1 (pow (* 2 (/ 1 (sqr d))) 2)) (pow 1 2))) (* -4 (/ (* (pow (* 1 0) 1) 1 (pow (* 6 0) 1)) (pow 1 2))) (* 1 (/ (* 1 1 1 (pow (* 24 0) 1)) (pow 1 1)))) 24) into (/ -1/2 (pow d 4))
* [misc]backup-simplify:  Simplify (+ (* (- 2) (log c)) 0) into (- (* 2 (log c)))
* [misc]backup-simplify:  Simplify (+ (* 3 (/ -1/2 (pow d 4))) (+ (* 0 0) (+ (* 0 (/ 1 (sqr d))) (+ (* 0 0) (* 0 (- (* 2 (log c)))))))) into (- (* 3/2 (/ 1 (pow d 4))))
* [misc]backup-simplify:  Simplify (* (exp (* -6 (log c))) (+ (* (/ (pow 0 4) 24)) (* (/ (pow 0 2) 2) (/ (pow (* 3 (/ 1 (sqr d))) 1) 1)) (* (/ (pow 0 1) 1) (/ (pow 0 1) 1)) (* (/ (pow (* 3 (/ 1 (sqr d))) 2) 2)) (* (/ (pow (- (* 3/2 (/ 1 (pow d 4)))) 1) 1)))) into (/ 3 (* (pow c 6) (pow d 4)))
* [misc]backup-simplify:  Simplify (* (exp (* -6 (log c))) (+ (* (/ (pow 0 3) 6)) (* (/ (pow 0 1) 1) (/ (pow (* 3 (/ 1 (sqr d))) 1) 1)) (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* a (/ 3 (* (pow c 6) (pow d 4)))) (+ (* 0 0) (+ (* 0 (/ 3 (* (pow c 6) (sqr d)))) (+ (* 0 0) (* 0 (pow c -6)))))) into (* 3 (/ a (* (pow c 6) (pow d 4))))
* [misc]backup-simplify:  Simplify (+ (* a 0) (+ (* 0 (/ 3 (* (pow c 6) (sqr d)))) (+ (* 0 0) (* 0 (pow c -6))))) into 0
* [misc]backup-simplify:  Simplify (+ (* d (* 3 (/ a (* (pow c 6) (pow d 4))))) (+ (* 0 0) (+ (* 0 (* 3 (/ a (* (pow c 6) (sqr d))))) (+ (* 0 0) (* 0 (/ a (pow c 6))))))) into (* 3 (/ a (* (pow c 6) (pow d 3))))
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 (* 3 (/ a (* (pow c 6) (sqr d))))) (+ (* 0 0) (* 0 (/ a (pow c 6)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 (* 3 (/ a (* (pow c 6) (pow d 3))))) (+ (* 0 0) (+ (* 1 (* 3 (/ a (* (pow c 6) d)))) (+ (* 0 0) (* 0 (/ (* d a) (pow c 6))))))) into (* 3 (/ a (* (pow c 6) d)))
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 0 (* 3 (/ a (* (pow c 6) d)))) (+ (* 1 0) (* 0 (/ (* d a) (pow c 6)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ (pow c 6) (* d a)) (/ 0 (/ (* d a) (pow c 6)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ (pow c 6) (* d a)) (/ (* 3 (/ a (* (pow c 6) d))) (/ (* d a) (pow c 6)))) (* 0 (/ 0 (/ (* d a) (pow c 6)))))) into (- (* 3 (/ (pow c 6) (* (pow d 3) a))))
* [misc]backup-simplify:  Simplify (+ (* +nan.0 (- (* 3 (/ (pow c 6) (* (pow d 3) a))))) (+ (* 0 0) (* 0 (/ (pow c 6) (* d a))))) into (- (* +nan.0 (/ (pow c 6) (* (pow d 3) a))))
* [misc]backup-simplify:  Simplify (+ (- (* +nan.0 (/ (pow c 6) (* (pow d 3) a)))) 0) into (- (* +nan.0 (/ (pow c 6) (* (pow d 3) a))))
* [misc]backup-simplify:  Simplify (- (- (* +nan.0 (/ (pow c 6) (* (pow d 3) a))))) into (- (* +nan.0 (/ (pow c 6) (* (pow d 3) a))))
* [misc]backup-simplify:  Simplify (+ (- (* +nan.0 (/ (pow c 8) (pow d 4)))) (- (* +nan.0 (/ (pow c 6) (* (pow d 3) a))))) into (- (+ (* +nan.0 (/ (pow c 6) (* (pow d 3) a))) (- (* +nan.0 (/ (pow c 8) (pow d 4))))))
* [misc]backup-simplify:  Simplify (- (- (+ (* +nan.0 (/ (pow c 6) (* (pow d 3) a))) (- (* +nan.0 (/ (pow c 8) (pow d 4))))))) into (- (+ (* +nan.0 (/ (pow c 6) (* (pow d 3) a))) (- (* +nan.0 (/ (pow c 8) (pow d 4))))))
* [misc]taylor:  Taking taylor expansion of (- (+ (* +nan.0 (/ (pow c 6) (* (pow d 3) a))) (- (* +nan.0 (/ (pow c 8) (pow d 4)))))) in a
* [misc]taylor:  Taking taylor expansion of (+ (* +nan.0 (/ (pow c 6) (* (pow d 3) a))) (- (* +nan.0 (/ (pow c 8) (pow d 4))))) in a
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (/ (pow c 6) (* (pow d 3) a))) in a
* [misc]taylor:  Taking taylor expansion of +nan.0 in a
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (/ (pow c 6) (* (pow d 3) a)) in a
* [misc]taylor:  Taking taylor expansion of (pow c 6) in a
* [misc]taylor:  Taking taylor expansion of (exp (* 6 (log c))) in a
* [misc]taylor:  Taking taylor expansion of (* 6 (log c)) in a
* [misc]taylor:  Taking taylor expansion of 6 in a
* [misc]backup-simplify:  Simplify 6 into 6
* [misc]taylor:  Taking taylor expansion of (log c) in a
* [misc]taylor:  Taking taylor expansion of c in a
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (log c) into (log c)
* [misc]backup-simplify:  Simplify (* 6 (log c)) into (* 6 (log c))
* [misc]backup-simplify:  Simplify (exp (* 6 (log c))) into (pow c 6)
* [misc]taylor:  Taking taylor expansion of (* (pow d 3) a) in a
* [misc]taylor:  Taking taylor expansion of (pow d 3) in a
* [misc]taylor:  Taking taylor expansion of (exp (* 3 (log d))) in a
* [misc]taylor:  Taking taylor expansion of (* 3 (log d)) in a
* [misc]taylor:  Taking taylor expansion of 3 in a
* [misc]backup-simplify:  Simplify 3 into 3
* [misc]taylor:  Taking taylor expansion of (log d) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (log d) into (log d)
* [misc]backup-simplify:  Simplify (* 3 (log d)) into (* 3 (log d))
* [misc]backup-simplify:  Simplify (exp (* 3 (log d))) into (pow d 3)
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* (pow d 3) 0) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow d 1)))) 1) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (* 0 (log d))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 3 (log d))) (+ (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow d 3) 1) (* 0 0)) into (pow d 3)
* [misc]backup-simplify:  Simplify (/ (pow c 6) (pow d 3)) into (/ (pow c 6) (pow d 3))
* [misc]taylor:  Taking taylor expansion of (- (* +nan.0 (/ (pow c 8) (pow d 4)))) in a
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (/ (pow c 8) (pow d 4))) in a
* [misc]taylor:  Taking taylor expansion of +nan.0 in a
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (/ (pow c 8) (pow d 4)) in a
* [misc]taylor:  Taking taylor expansion of (pow c 8) in a
* [misc]taylor:  Taking taylor expansion of (exp (* 8 (log c))) in a
* [misc]taylor:  Taking taylor expansion of (* 8 (log c)) in a
* [misc]taylor:  Taking taylor expansion of 8 in a
* [misc]backup-simplify:  Simplify 8 into 8
* [misc]taylor:  Taking taylor expansion of (log c) in a
* [misc]taylor:  Taking taylor expansion of c in a
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (log c) into (log c)
* [misc]backup-simplify:  Simplify (* 8 (log c)) into (* 8 (log c))
* [misc]backup-simplify:  Simplify (exp (* 8 (log c))) into (pow c 8)
* [misc]taylor:  Taking taylor expansion of (pow d 4) in a
* [misc]taylor:  Taking taylor expansion of (exp (* 4 (log d))) in a
* [misc]taylor:  Taking taylor expansion of (* 4 (log d)) in a
* [misc]taylor:  Taking taylor expansion of 4 in a
* [misc]backup-simplify:  Simplify 4 into 4
* [misc]taylor:  Taking taylor expansion of (log d) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (log d) into (log d)
* [misc]backup-simplify:  Simplify (* 4 (log d)) into (* 4 (log d))
* [misc]backup-simplify:  Simplify (exp (* 4 (log d))) into (pow d 4)
* [misc]backup-simplify:  Simplify (/ (pow c 8) (pow d 4)) into (/ (pow c 8) (pow d 4))
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (* 0 d))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr d)) (/ 0 (sqr d))) (* 0 (/ 0 (sqr d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* -6 (/ (* (pow (* 1 0) 4)) (pow 1 4))) (* 12 (/ (* (pow (* 1 0) 2) (pow (* 2 (/ 1 (sqr d))) 1)) (pow 1 3))) (* -3 (/ (* 1 (pow (* 2 (/ 1 (sqr d))) 2)) (pow 1 2))) (* -4 (/ (* (pow (* 1 0) 1) 1 (pow (* 6 0) 1)) (pow 1 2))) (* 1 (/ (* 1 1 1 (pow (* 24 0) 1)) (pow 1 1)))) 24) into (/ -1/2 (pow d 4))
* [misc]backup-simplify:  Simplify (+ (* (- 2) (log c)) 0) into (- (* 2 (log c)))
* [misc]backup-simplify:  Simplify (+ (* 3 (/ -1/2 (pow d 4))) (+ (* 0 0) (+ (* 0 (/ 1 (sqr d))) (+ (* 0 0) (* 0 (- (* 2 (log c)))))))) into (- (* 3/2 (/ 1 (pow d 4))))
* [misc]backup-simplify:  Simplify (* (exp (* -6 (log c))) (+ (* (/ (pow 0 4) 24)) (* (/ (pow 0 2) 2) (/ (pow (* 3 (/ 1 (sqr d))) 1) 1)) (* (/ (pow 0 1) 1) (/ (pow 0 1) 1)) (* (/ (pow (* 3 (/ 1 (sqr d))) 2) 2)) (* (/ (pow (- (* 3/2 (/ 1 (pow d 4)))) 1) 1)))) into (/ 3 (* (pow c 6) (pow d 4)))
* [misc]backup-simplify:  Simplify (+ (* 1 (/ 3 (* (pow c 6) (pow d 4)))) (+ (* 0 0) (+ (* 0 (/ 3 (* (pow c 6) (sqr d)))) (+ (* 0 0) (* 0 (pow c -6)))))) into (* 3 (/ 1 (* (pow c 6) (pow d 4))))
* [misc]backup-simplify:  Simplify (- (+ (* (pow c 6) (/ (* 3 (/ 1 (* (pow c 6) (pow d 4)))) (/ 1 (pow c 6)))) (* 0 (/ 0 (/ 1 (pow c 6)))) (* (- (* 3 (/ (pow c 6) (sqr d)))) (/ (* 3 (/ 1 (* (pow c 6) (sqr d)))) (/ 1 (pow c 6)))) (* 0 (/ 0 (/ 1 (pow c 6)))))) into (* 6 (/ (pow c 6) (pow d 4)))
* [misc]backup-simplify:  Simplify (+ (* +nan.0 (* 6 (/ (pow c 6) (pow d 4)))) (+ (* 0 0) (+ (* 0 (- (* 3 (/ (pow c 6) (sqr d))))) (+ (* 0 0) (* 0 (pow c 6)))))) into (- (* +nan.0 (/ (pow c 6) (pow d 4))))
* [misc]backup-simplify:  Simplify (- (- (* +nan.0 (/ (pow c 6) (pow d 4))))) into (- (* +nan.0 (/ (pow c 6) (pow d 4))))
* [misc]backup-simplify:  Simplify (+ 0 (- (* +nan.0 (/ (pow c 6) (pow d 4))))) into (- (* +nan.0 (/ (pow c 6) (pow d 4))))
* [misc]backup-simplify:  Simplify (- (- (* +nan.0 (/ (pow c 6) (pow d 4))))) into (- (* +nan.0 (/ (pow c 6) (pow d 4))))
* [misc]taylor:  Taking taylor expansion of (- (* +nan.0 (/ (pow c 6) (pow d 4)))) in a
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (/ (pow c 6) (pow d 4))) in a
* [misc]taylor:  Taking taylor expansion of +nan.0 in a
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (/ (pow c 6) (pow d 4)) in a
* [misc]taylor:  Taking taylor expansion of (pow c 6) in a
* [misc]taylor:  Taking taylor expansion of (exp (* 6 (log c))) in a
* [misc]taylor:  Taking taylor expansion of (* 6 (log c)) in a
* [misc]taylor:  Taking taylor expansion of 6 in a
* [misc]backup-simplify:  Simplify 6 into 6
* [misc]taylor:  Taking taylor expansion of (log c) in a
* [misc]taylor:  Taking taylor expansion of c in a
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (log c) into (log c)
* [misc]backup-simplify:  Simplify (* 6 (log c)) into (* 6 (log c))
* [misc]backup-simplify:  Simplify (exp (* 6 (log c))) into (pow c 6)
* [misc]taylor:  Taking taylor expansion of (pow d 4) in a
* [misc]taylor:  Taking taylor expansion of (exp (* 4 (log d))) in a
* [misc]taylor:  Taking taylor expansion of (* 4 (log d)) in a
* [misc]taylor:  Taking taylor expansion of 4 in a
* [misc]backup-simplify:  Simplify 4 into 4
* [misc]taylor:  Taking taylor expansion of (log d) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (log d) into (log d)
* [misc]backup-simplify:  Simplify (* 4 (log d)) into (* 4 (log d))
* [misc]backup-simplify:  Simplify (exp (* 4 (log d))) into (pow d 4)
* [misc]backup-simplify:  Simplify (/ (pow c 6) (pow d 4)) into (/ (pow c 6) (pow d 4))
* [misc]backup-simplify:  Simplify (* +nan.0 1) into +nan.0
* [misc]backup-simplify:  Simplify (- +nan.0) into (- +nan.0)
* [misc]taylor:  Taking taylor expansion of (- +nan.0) in a
* [misc]taylor:  Taking taylor expansion of +nan.0 in a
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]approximate:  Taking taylor expansion of (sqr (sqrt (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d))))))) in (b c a d) around 0
* [misc]taylor:  Taking taylor expansion of (sqr (sqrt (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d))))))) in d
* [misc]taylor:  Taking taylor expansion of (sqrt (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d)))))) in d
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d))))) in d
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in d
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in d
* [misc]taylor:  Taking taylor expansion of (- b) in d
* [misc]taylor:  Taking taylor expansion of b in d
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (/ 1 (- b)) into (/ -1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in d
* [misc]taylor:  Taking taylor expansion of (- c) in d
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in d
* [misc]taylor:  Taking taylor expansion of (- a) in d
* [misc]taylor:  Taking taylor expansion of a in d
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (/ 1 (- a)) into (/ -1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in d
* [misc]taylor:  Taking taylor expansion of (- d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d)))) in d
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 (- c))) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in d
* [misc]taylor:  Taking taylor expansion of (- c) in d
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 (- d))) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in d
* [misc]taylor:  Taking taylor expansion of (- d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]backup-simplify:  Simplify (* (/ -1 a) -1) into (/ 1 a)
* [misc]backup-simplify:  Simplify (- (/ 1 a)) into (- (/ 1 a))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 a))) into (- (/ 1 a))
* [misc]backup-simplify:  Simplify (* -1 -1) into 1
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (/ (- (/ 1 a)) 1) into (/ -1 a)
* [misc]backup-simplify:  Simplify (sqrt 0) into 0
* [misc]backup-simplify:  Simplify (/ (/ -1 a) (* 2 (sqrt 0))) into (/ +nan.0 a)
* [misc]taylor:  Taking taylor expansion of (sqr (sqrt (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d))))))) in a
* [misc]taylor:  Taking taylor expansion of (sqrt (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d)))))) in a
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d))))) in a
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in a
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in a
* [misc]taylor:  Taking taylor expansion of (- b) in a
* [misc]taylor:  Taking taylor expansion of b in a
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (/ 1 (- b)) into (/ -1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in a
* [misc]taylor:  Taking taylor expansion of (- c) in a
* [misc]taylor:  Taking taylor expansion of c in a
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in a
* [misc]taylor:  Taking taylor expansion of (- a) in a
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in a
* [misc]taylor:  Taking taylor expansion of (- d) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]taylor:  Taking taylor expansion of (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d)))) in a
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 (- c))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in a
* [misc]taylor:  Taking taylor expansion of (- c) in a
* [misc]taylor:  Taking taylor expansion of c in a
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 (- d))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in a
* [misc]taylor:  Taking taylor expansion of (- d) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]backup-simplify:  Simplify (* -1 (/ -1 d)) into (/ 1 d)
* [misc]backup-simplify:  Simplify (- (/ 1 d)) into (- (/ 1 d))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 d))) into (- (/ 1 d))
* [misc]backup-simplify:  Simplify (* (/ -1 c) (/ -1 c)) into (/ 1 (sqr c))
* [misc]backup-simplify:  Simplify (* (/ -1 d) (/ -1 d)) into (/ 1 (sqr d))
* [misc]backup-simplify:  Simplify (+ (/ 1 (sqr c)) (/ 1 (sqr d))) into (+ (/ 1 (sqr d)) (/ 1 (sqr c)))
* [misc]backup-simplify:  Simplify (/ (- (/ 1 d)) (+ (/ 1 (sqr d)) (/ 1 (sqr c)))) into (/ -1 (* d (+ (/ 1 (sqr d)) (/ 1 (sqr c)))))
* [misc]backup-simplify:  Simplify (sqrt 0) into 0
* [misc]backup-simplify:  Simplify (/ (/ -1 (* d (+ (/ 1 (sqr d)) (/ 1 (sqr c))))) (* 2 (sqrt 0))) into (/ +nan.0 (* d (+ (/ 1 (sqr d)) (/ 1 (sqr c)))))
* [misc]taylor:  Taking taylor expansion of (sqr (sqrt (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d))))))) in c
* [misc]taylor:  Taking taylor expansion of (sqrt (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d)))))) in c
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d))))) in c
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in c
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in c
* [misc]taylor:  Taking taylor expansion of (- b) in c
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (/ 1 (- b)) into (/ -1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in c
* [misc]taylor:  Taking taylor expansion of (- c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in c
* [misc]taylor:  Taking taylor expansion of (- a) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (/ 1 (- a)) into (/ -1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in c
* [misc]taylor:  Taking taylor expansion of (- d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]taylor:  Taking taylor expansion of (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d)))) in c
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 (- c))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in c
* [misc]taylor:  Taking taylor expansion of (- c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 (- d))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in c
* [misc]taylor:  Taking taylor expansion of (- d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]backup-simplify:  Simplify (* (/ -1 b) -1) into (/ 1 b)
* [misc]backup-simplify:  Simplify (+ (/ 1 b) 0) into (/ 1 b)
* [misc]backup-simplify:  Simplify (* -1 -1) into 1
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (/ (/ 1 b) 1) into (/ 1 b)
* [misc]backup-simplify:  Simplify (sqrt 0) into 0
* [misc]backup-simplify:  Simplify (/ (/ 1 b) (* 2 (sqrt 0))) into (/ +nan.0 b)
* [misc]taylor:  Taking taylor expansion of (sqr (sqrt (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d))))))) in b
* [misc]taylor:  Taking taylor expansion of (sqrt (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d)))))) in b
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d))))) in b
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in b
* [misc]taylor:  Taking taylor expansion of (- b) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in b
* [misc]taylor:  Taking taylor expansion of (- c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in b
* [misc]taylor:  Taking taylor expansion of (- a) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (/ 1 (- a)) into (/ -1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in b
* [misc]taylor:  Taking taylor expansion of (- d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]taylor:  Taking taylor expansion of (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d)))) in b
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 (- c))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in b
* [misc]taylor:  Taking taylor expansion of (- c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 (- d))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in b
* [misc]taylor:  Taking taylor expansion of (- d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]backup-simplify:  Simplify (* -1 (/ -1 c)) into (/ 1 c)
* [misc]backup-simplify:  Simplify (+ (/ 1 c) 0) into (/ 1 c)
* [misc]backup-simplify:  Simplify (* (/ -1 c) (/ -1 c)) into (/ 1 (sqr c))
* [misc]backup-simplify:  Simplify (* (/ -1 d) (/ -1 d)) into (/ 1 (sqr d))
* [misc]backup-simplify:  Simplify (+ (/ 1 (sqr c)) (/ 1 (sqr d))) into (+ (/ 1 (sqr d)) (/ 1 (sqr c)))
* [misc]backup-simplify:  Simplify (/ (/ 1 c) (+ (/ 1 (sqr d)) (/ 1 (sqr c)))) into (/ 1 (* c (+ (/ 1 (sqr d)) (/ 1 (sqr c)))))
* [misc]backup-simplify:  Simplify (sqrt 0) into 0
* [misc]backup-simplify:  Simplify (/ (/ 1 (* c (+ (/ 1 (sqr d)) (/ 1 (sqr c))))) (* 2 (sqrt 0))) into (/ +nan.0 (* c (+ (/ 1 (sqr d)) (/ 1 (sqr c)))))
* [misc]taylor:  Taking taylor expansion of (sqr (sqrt (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d))))))) in b
* [misc]taylor:  Taking taylor expansion of (sqrt (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d)))))) in b
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d))))) in b
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in b
* [misc]taylor:  Taking taylor expansion of (- b) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in b
* [misc]taylor:  Taking taylor expansion of (- c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in b
* [misc]taylor:  Taking taylor expansion of (- a) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (/ 1 (- a)) into (/ -1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in b
* [misc]taylor:  Taking taylor expansion of (- d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]taylor:  Taking taylor expansion of (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d)))) in b
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 (- c))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in b
* [misc]taylor:  Taking taylor expansion of (- c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 (- d))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in b
* [misc]taylor:  Taking taylor expansion of (- d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]backup-simplify:  Simplify (* -1 (/ -1 c)) into (/ 1 c)
* [misc]backup-simplify:  Simplify (+ (/ 1 c) 0) into (/ 1 c)
* [misc]backup-simplify:  Simplify (* (/ -1 c) (/ -1 c)) into (/ 1 (sqr c))
* [misc]backup-simplify:  Simplify (* (/ -1 d) (/ -1 d)) into (/ 1 (sqr d))
* [misc]backup-simplify:  Simplify (+ (/ 1 (sqr c)) (/ 1 (sqr d))) into (+ (/ 1 (sqr d)) (/ 1 (sqr c)))
* [misc]backup-simplify:  Simplify (/ (/ 1 c) (+ (/ 1 (sqr d)) (/ 1 (sqr c)))) into (/ 1 (* c (+ (/ 1 (sqr d)) (/ 1 (sqr c)))))
* [misc]backup-simplify:  Simplify (sqrt 0) into 0
* [misc]backup-simplify:  Simplify (/ (/ 1 (* c (+ (/ 1 (sqr d)) (/ 1 (sqr c))))) (* 2 (sqrt 0))) into (/ +nan.0 (* c (+ (/ 1 (sqr d)) (/ 1 (sqr c)))))
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 (/ +nan.0 (* c (+ (/ 1 (sqr d)) (/ 1 (sqr c)))))) (* (/ +nan.0 (* c (+ (/ 1 (sqr d)) (/ 1 (sqr c))))) 0)) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 c) (/ 0 (- c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (* 0 (/ -1 c))) into 0
* [misc]backup-simplify:  Simplify (* (/ -1 a) (/ -1 d)) into (/ 1 (* d a))
* [misc]backup-simplify:  Simplify (- (/ 1 (* d a))) into (- (/ 1 (* d a)))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 (* d a)))) into (- (/ 1 (* d a)))
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 c) (/ 0 (- c))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 c) 0) (* 0 (/ -1 c))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d) (/ 0 (- d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 d) 0) (* 0 (/ -1 d))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ (- (/ 1 (* d a))) (+ (/ 1 (sqr d)) (/ 1 (sqr c)))) (+ (* (/ 1 (* c (+ (/ 1 (sqr d)) (/ 1 (sqr c))))) (/ 0 (+ (/ 1 (sqr d)) (/ 1 (sqr c))))))) into (- (/ 1 (* d (* a (+ (/ 1 (sqr d)) (/ 1 (sqr c)))))))
* [misc]backup-simplify:  Simplify (/ (- (- (/ 1 (* d (* a (+ (/ 1 (sqr d)) (/ 1 (sqr c))))))) (sqr (/ +nan.0 (* c (+ (/ 1 (sqr d)) (/ 1 (sqr c)))))) (+)) (* 2 0)) into (* +nan.0 (+ (* +nan.0 (/ 1 (* (sqr c) (sqr (+ (/ 1 (sqr d)) (/ 1 (sqr c))))))) (/ 1 (* d (* a (+ (/ 1 (sqr d)) (/ 1 (sqr c))))))))
* [misc]backup-simplify:  Simplify (+ (* 0 (* +nan.0 (+ (* +nan.0 (/ 1 (* (sqr c) (sqr (+ (/ 1 (sqr d)) (/ 1 (sqr c))))))) (/ 1 (* d (* a (+ (/ 1 (sqr d)) (/ 1 (sqr c))))))))) (+ (* (/ +nan.0 (* c (+ (/ 1 (sqr d)) (/ 1 (sqr c))))) (/ +nan.0 (* c (+ (/ 1 (sqr d)) (/ 1 (sqr c)))))) (* (* +nan.0 (+ (* +nan.0 (/ 1 (* (sqr c) (sqr (+ (/ 1 (sqr d)) (/ 1 (sqr c))))))) (/ 1 (* d (* a (+ (/ 1 (sqr d)) (/ 1 (sqr c)))))))) 0))) into (- (* +nan.0 (/ 1 (* (sqr c) (sqr (+ (/ 1 (sqr d)) (/ 1 (sqr c))))))))
* [misc]taylor:  Taking taylor expansion of (- (* +nan.0 (/ 1 (* (sqr c) (sqr (+ (/ 1 (sqr d)) (/ 1 (sqr c)))))))) in c
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (/ 1 (* (sqr c) (sqr (+ (/ 1 (sqr d)) (/ 1 (sqr c))))))) in c
* [misc]taylor:  Taking taylor expansion of +nan.0 in c
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (sqr c) (sqr (+ (/ 1 (sqr d)) (/ 1 (sqr c)))))) in c
* [misc]taylor:  Taking taylor expansion of (* (sqr c) (sqr (+ (/ 1 (sqr d)) (/ 1 (sqr c))))) in c
* [misc]taylor:  Taking taylor expansion of (sqr c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (sqr (+ (/ 1 (sqr d)) (/ 1 (sqr c)))) in c
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 (sqr d)) (/ 1 (sqr c))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr d)) in c
* [misc]taylor:  Taking taylor expansion of (sqr d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (* d d) into (sqr d)
* [misc]backup-simplify:  Simplify (/ 1 (sqr d)) into (/ 1 (sqr d))
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr c)) in c
* [misc]taylor:  Taking taylor expansion of (sqr c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (* 0 1) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 1)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 0 1)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (/ 1 (sqr d)) 0) into (/ 1 (sqr d))
* [misc]backup-simplify:  Simplify (+ (* 1 (/ 1 (sqr d))) (+ (* 0 0) (* (/ 1 (sqr d)) 1))) into (* 2 (/ 1 (sqr d)))
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (+ (* 0 (* 2 (/ 1 (sqr d)))) (+ (* 0 0) (* 1 1))) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 c) (/ 0 (- c))) (* 0 (/ 0 (- c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (* 0 (/ -1 c)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d) (/ 0 (- d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 a) (/ 0 (- a))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 a) 0) (* 0 (/ -1 d))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 c) (/ 0 (- c))) (* 0 (/ 0 (- c))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 c) 0) (+ (* 0 0) (* 0 (/ -1 c)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d) (/ 0 (- d))) (* 0 (/ 0 (- d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 d) 0) (+ (* 0 0) (* 0 (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (+ (/ 1 (sqr d)) (/ 1 (sqr c)))) (+ (* (/ 1 (* c (+ (/ 1 (sqr d)) (/ 1 (sqr c))))) (/ 0 (+ (/ 1 (sqr d)) (/ 1 (sqr c))))) (* (- (/ 1 (* d (* a (+ (/ 1 (sqr d)) (/ 1 (sqr c))))))) (/ 0 (+ (/ 1 (sqr d)) (/ 1 (sqr c))))))) into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (+ (* 2 (* (/ +nan.0 (* c (+ (/ 1 (sqr d)) (/ 1 (sqr c))))) (* +nan.0 (+ (* +nan.0 (/ 1 (* (sqr c) (sqr (+ (/ 1 (sqr d)) (/ 1 (sqr c))))))) (/ 1 (* d (* a (+ (/ 1 (sqr d)) (/ 1 (sqr c)))))))))))) (* 2 0)) into (* +nan.0 (+ (* +nan.0 (/ 1 (* c (* d (* a (sqr (+ (/ 1 (sqr d)) (/ 1 (sqr c))))))))) (- (* +nan.0 (/ 1 (* (pow c 3) (pow (+ (/ 1 (sqr d)) (/ 1 (sqr c))) 3)))))))
* [misc]backup-simplify:  Simplify (+ (* 0 (* +nan.0 (+ (* +nan.0 (/ 1 (* c (* d (* a (sqr (+ (/ 1 (sqr d)) (/ 1 (sqr c))))))))) (- (* +nan.0 (/ 1 (* (pow c 3) (pow (+ (/ 1 (sqr d)) (/ 1 (sqr c))) 3)))))))) (+ (* (/ +nan.0 (* c (+ (/ 1 (sqr d)) (/ 1 (sqr c))))) (* +nan.0 (+ (* +nan.0 (/ 1 (* (sqr c) (sqr (+ (/ 1 (sqr d)) (/ 1 (sqr c))))))) (/ 1 (* d (* a (+ (/ 1 (sqr d)) (/ 1 (sqr c))))))))) (+ (* (* +nan.0 (+ (* +nan.0 (/ 1 (* (sqr c) (sqr (+ (/ 1 (sqr d)) (/ 1 (sqr c))))))) (/ 1 (* d (* a (+ (/ 1 (sqr d)) (/ 1 (sqr c)))))))) (/ +nan.0 (* c (+ (/ 1 (sqr d)) (/ 1 (sqr c)))))) (* (* +nan.0 (+ (* +nan.0 (/ 1 (* c (* d (* a (sqr (+ (/ 1 (sqr d)) (/ 1 (sqr c))))))))) (- (* +nan.0 (/ 1 (* (pow c 3) (pow (+ (/ 1 (sqr d)) (/ 1 (sqr c))) 3))))))) 0)))) into (- (+ (* +nan.0 (/ 1 (* c (* d (* a (sqr (+ (/ 1 (sqr d)) (/ 1 (sqr c))))))))) (- (* +nan.0 (/ 1 (* (pow c 3) (pow (+ (/ 1 (sqr d)) (/ 1 (sqr c))) 3)))))))
* [misc]taylor:  Taking taylor expansion of (- (+ (* +nan.0 (/ 1 (* c (* d (* a (sqr (+ (/ 1 (sqr d)) (/ 1 (sqr c))))))))) (- (* +nan.0 (/ 1 (* (pow c 3) (pow (+ (/ 1 (sqr d)) (/ 1 (sqr c))) 3))))))) in c
* [misc]taylor:  Taking taylor expansion of (+ (* +nan.0 (/ 1 (* c (* d (* a (sqr (+ (/ 1 (sqr d)) (/ 1 (sqr c))))))))) (- (* +nan.0 (/ 1 (* (pow c 3) (pow (+ (/ 1 (sqr d)) (/ 1 (sqr c))) 3)))))) in c
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (/ 1 (* c (* d (* a (sqr (+ (/ 1 (sqr d)) (/ 1 (sqr c))))))))) in c
* [misc]taylor:  Taking taylor expansion of +nan.0 in c
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (/ 1 (* c (* d (* a (sqr (+ (/ 1 (sqr d)) (/ 1 (sqr c)))))))) in c
* [misc]taylor:  Taking taylor expansion of (* c (* d (* a (sqr (+ (/ 1 (sqr d)) (/ 1 (sqr c))))))) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (* d (* a (sqr (+ (/ 1 (sqr d)) (/ 1 (sqr c)))))) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (* a (sqr (+ (/ 1 (sqr d)) (/ 1 (sqr c))))) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of (sqr (+ (/ 1 (sqr d)) (/ 1 (sqr c)))) in c
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 (sqr d)) (/ 1 (sqr c))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr d)) in c
* [misc]taylor:  Taking taylor expansion of (sqr d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (* d d) into (sqr d)
* [misc]backup-simplify:  Simplify (/ 1 (sqr d)) into (/ 1 (sqr d))
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr c)) in c
* [misc]taylor:  Taking taylor expansion of (sqr c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (* a 1) into a
* [misc]backup-simplify:  Simplify (* d a) into (* d a)
* [misc]backup-simplify:  Simplify (* 0 (* d a)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 1)) into 0
* [misc]backup-simplify:  Simplify (+ (* a 0) (* 0 1)) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 a)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 (* d a))) into (* d a)
* [misc]backup-simplify:  Simplify (/ 1 (* d a)) into (/ 1 (* d a))
* [misc]taylor:  Taking taylor expansion of (- (* +nan.0 (/ 1 (* (pow c 3) (pow (+ (/ 1 (sqr d)) (/ 1 (sqr c))) 3))))) in c
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (/ 1 (* (pow c 3) (pow (+ (/ 1 (sqr d)) (/ 1 (sqr c))) 3)))) in c
* [misc]taylor:  Taking taylor expansion of +nan.0 in c
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (pow c 3) (pow (+ (/ 1 (sqr d)) (/ 1 (sqr c))) 3))) in c
* [misc]taylor:  Taking taylor expansion of (* (pow c 3) (pow (+ (/ 1 (sqr d)) (/ 1 (sqr c))) 3)) in c
* [misc]taylor:  Taking taylor expansion of (pow c 3) in c
* [misc]taylor:  Taking taylor expansion of (pow (+ (/ 1 (sqr d)) (/ 1 (sqr c))) 3) in c
* [misc]taylor:  Taking taylor expansion of (exp (* 3 (log (+ (/ 1 (sqr d)) (/ 1 (sqr c)))))) in c
* [misc]taylor:  Taking taylor expansion of (* 3 (log (+ (/ 1 (sqr d)) (/ 1 (sqr c))))) in c
* [misc]taylor:  Taking taylor expansion of 3 in c
* [misc]backup-simplify:  Simplify 3 into 3
* [misc]taylor:  Taking taylor expansion of (log (+ (/ 1 (sqr d)) (/ 1 (sqr c)))) in c
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 (sqr d)) (/ 1 (sqr c))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr d)) in c
* [misc]taylor:  Taking taylor expansion of (sqr d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (* d d) into (sqr d)
* [misc]backup-simplify:  Simplify (/ 1 (sqr d)) into (/ 1 (sqr d))
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr c)) in c
* [misc]taylor:  Taking taylor expansion of (sqr c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (log 1) into 0
* [misc]backup-simplify:  Simplify (+ (* (- 2) (log c)) 0) into (- (* 2 (log c)))
* [misc]backup-simplify:  Simplify (* 3 (- (* 2 (log c)))) into (* -6 (log c))
* [misc]backup-simplify:  Simplify (exp (* -6 (log c))) into (pow c -6)
* [misc]backup-simplify:  Simplify (* 1 (pow c -6)) into (/ 1 (pow c 6))
* [misc]backup-simplify:  Simplify (/ 1 (/ 1 (pow c 6))) into (pow c 6)
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow 1 1)))) 1) into 0
* [misc]backup-simplify:  Simplify (+ (* (- 2) (log c)) 0) into (- (* 2 (log c)))
* [misc]backup-simplify:  Simplify (+ (* 3 0) (* 0 (- (* 2 (log c))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (/ 1 (sqr d)) 0) into (/ 1 (sqr d))
* [misc]backup-simplify:  Simplify (/ (+ (* -1 (/ (* (pow (* 1 0) 2)) (pow 1 2))) (* 1 (/ (* 1 (pow (* 2 (/ 1 (sqr d))) 1)) (pow 1 1)))) 2) into (/ 1 (sqr d))
* [misc]backup-simplify:  Simplify (+ (* (- 2) (log c)) 0) into (- (* 2 (log c)))
* [misc]backup-simplify:  Simplify (+ (* 3 (/ 1 (sqr d))) (+ (* 0 0) (* 0 (- (* 2 (log c)))))) into (* 3 (/ 1 (sqr d)))
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 d)) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr d)) (/ 0 (sqr d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* 2 (/ (* (pow (* 1 0) 3)) (pow 1 3))) (* -3 (/ (* (pow (* 1 0) 1) (pow (* 2 (/ 1 (sqr d))) 1)) (pow 1 2))) (* 1 (/ (* 1 1 (pow (* 6 0) 1)) (pow 1 1)))) 6) into 0
* [misc]backup-simplify:  Simplify (+ (* (- 2) (log c)) 0) into (- (* 2 (log c)))
* [misc]backup-simplify:  Simplify (+ (* 3 0) (+ (* 0 (/ 1 (sqr d))) (+ (* 0 0) (* 0 (- (* 2 (log c))))))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* -6 (log c))) (+ (* (/ (pow 0 3) 6)) (* (/ (pow 0 1) 1) (/ (pow (* 3 (/ 1 (sqr d))) 1) 1)) (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* -6 (log c))) (+ (* (/ (pow 0 2) 2)) (* (/ (pow (* 3 (/ 1 (sqr d))) 1) 1)))) into (/ 3 (* (pow c 6) (sqr d)))
* [misc]backup-simplify:  Simplify (* (exp (* -6 (log c))) (+ (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 (/ 3 (* (pow c 6) (sqr d)))) (+ (* 0 0) (* 0 (pow c -6))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 (pow c -6))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (pow c 6) (/ 0 (/ 1 (pow c 6)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 (/ 3 (* (pow c 6) (sqr d)))) (+ (* 0 0) (* 0 (pow c -6)))) into (* 3 (/ 1 (* (pow c 6) (sqr d))))
* [misc]backup-simplify:  Simplify (- (+ (* (pow c 6) (/ (* 3 (/ 1 (* (pow c 6) (sqr d)))) (/ 1 (pow c 6)))) (* 0 (/ 0 (/ 1 (pow c 6)))))) into (- (* 3 (/ (pow c 6) (sqr d))))
* [misc]backup-simplify:  Simplify (- (+ (* (pow c 6) (/ 0 (/ 1 (pow c 6)))) (* 0 (/ (* 3 (/ 1 (* (pow c 6) (sqr d)))) (/ 1 (pow c 6)))) (* (- (* 3 (/ (pow c 6) (sqr d)))) (/ 0 (/ 1 (pow c 6)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* +nan.0 0) (+ (* 0 (- (* 3 (/ (pow c 6) (sqr d))))) (+ (* 0 0) (* 0 (pow c 6))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 c) (/ 0 (- c))) (* 0 (/ 0 (- c))) (* 0 (/ 0 (- c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ -1 c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d) (/ 0 (- d))) (* 0 (/ 0 (- d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 a) (/ 0 (- a))) (* 0 (/ 0 (- a))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 a) 0) (+ (* 0 0) (* 0 (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 c) (/ 0 (- c))) (* 0 (/ 0 (- c))) (* 0 (/ 0 (- c))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 c) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ -1 c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d) (/ 0 (- d))) (* 0 (/ 0 (- d))) (* 0 (/ 0 (- d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 d) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (+ (/ 1 (sqr d)) (/ 1 (sqr c)))) (+ (* (/ 1 (* c (+ (/ 1 (sqr d)) (/ 1 (sqr c))))) (/ 0 (+ (/ 1 (sqr d)) (/ 1 (sqr c))))) (* (- (/ 1 (* d (* a (+ (/ 1 (sqr d)) (/ 1 (sqr c))))))) (/ 0 (+ (/ 1 (sqr d)) (/ 1 (sqr c))))) (* 0 (/ 0 (+ (/ 1 (sqr d)) (/ 1 (sqr c))))))) into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (sqr (* +nan.0 (+ (* +nan.0 (/ 1 (* (sqr c) (sqr (+ (/ 1 (sqr d)) (/ 1 (sqr c))))))) (/ 1 (* d (* a (+ (/ 1 (sqr d)) (/ 1 (sqr c))))))))) (+ (* 2 (* (/ +nan.0 (* c (+ (/ 1 (sqr d)) (/ 1 (sqr c))))) (* +nan.0 (+ (* +nan.0 (/ 1 (* c (* d (* a (sqr (+ (/ 1 (sqr d)) (/ 1 (sqr c))))))))) (- (* +nan.0 (/ 1 (* (pow c 3) (pow (+ (/ 1 (sqr d)) (/ 1 (sqr c))) 3))))))))))) (* 2 0)) into (* +nan.0 (+ (* +nan.0 (/ 1 (* (pow c 4) (pow (+ (/ 1 (sqr d)) (/ 1 (sqr c))) 4)))) (- (+ (* +nan.0 (/ 1 (* (sqr c) (* d (* a (pow (+ (/ 1 (sqr d)) (/ 1 (sqr c))) 3)))))) (- (* +nan.0 (/ 1 (* (sqr d) (* (sqr a) (sqr (+ (/ 1 (sqr d)) (/ 1 (sqr c)))))))))))))
* [misc]backup-simplify:  Simplify (+ (* 0 (* +nan.0 (+ (* +nan.0 (/ 1 (* (pow c 4) (pow (+ (/ 1 (sqr d)) (/ 1 (sqr c))) 4)))) (- (+ (* +nan.0 (/ 1 (* (sqr c) (* d (* a (pow (+ (/ 1 (sqr d)) (/ 1 (sqr c))) 3)))))) (- (* +nan.0 (/ 1 (* (sqr d) (* (sqr a) (sqr (+ (/ 1 (sqr d)) (/ 1 (sqr c)))))))))))))) (+ (* (/ +nan.0 (* c (+ (/ 1 (sqr d)) (/ 1 (sqr c))))) (* +nan.0 (+ (* +nan.0 (/ 1 (* c (* d (* a (sqr (+ (/ 1 (sqr d)) (/ 1 (sqr c))))))))) (- (* +nan.0 (/ 1 (* (pow c 3) (pow (+ (/ 1 (sqr d)) (/ 1 (sqr c))) 3)))))))) (+ (* (* +nan.0 (+ (* +nan.0 (/ 1 (* (sqr c) (sqr (+ (/ 1 (sqr d)) (/ 1 (sqr c))))))) (/ 1 (* d (* a (+ (/ 1 (sqr d)) (/ 1 (sqr c)))))))) (* +nan.0 (+ (* +nan.0 (/ 1 (* (sqr c) (sqr (+ (/ 1 (sqr d)) (/ 1 (sqr c))))))) (/ 1 (* d (* a (+ (/ 1 (sqr d)) (/ 1 (sqr c))))))))) (+ (* (* +nan.0 (+ (* +nan.0 (/ 1 (* c (* d (* a (sqr (+ (/ 1 (sqr d)) (/ 1 (sqr c))))))))) (- (* +nan.0 (/ 1 (* (pow c 3) (pow (+ (/ 1 (sqr d)) (/ 1 (sqr c))) 3))))))) (/ +nan.0 (* c (+ (/ 1 (sqr d)) (/ 1 (sqr c)))))) (* (* +nan.0 (+ (* +nan.0 (/ 1 (* (pow c 4) (pow (+ (/ 1 (sqr d)) (/ 1 (sqr c))) 4)))) (- (+ (* +nan.0 (/ 1 (* (sqr c) (* d (* a (pow (+ (/ 1 (sqr d)) (/ 1 (sqr c))) 3)))))) (- (* +nan.0 (/ 1 (* (sqr d) (* (sqr a) (sqr (+ (/ 1 (sqr d)) (/ 1 (sqr c))))))))))))) 0))))) into (- (+ (* +nan.0 (/ 1 (* (pow c 4) (pow (+ (/ 1 (sqr d)) (/ 1 (sqr c))) 4)))) (- (+ (* +nan.0 (/ 1 (* (sqr c) (* d (* a (pow (+ (/ 1 (sqr d)) (/ 1 (sqr c))) 3)))))) (- (* +nan.0 (/ 1 (* (sqr d) (* (sqr a) (sqr (+ (/ 1 (sqr d)) (/ 1 (sqr c)))))))))))))
* [misc]taylor:  Taking taylor expansion of (- (+ (* +nan.0 (/ 1 (* (pow c 4) (pow (+ (/ 1 (sqr d)) (/ 1 (sqr c))) 4)))) (- (+ (* +nan.0 (/ 1 (* (sqr c) (* d (* a (pow (+ (/ 1 (sqr d)) (/ 1 (sqr c))) 3)))))) (- (* +nan.0 (/ 1 (* (sqr d) (* (sqr a) (sqr (+ (/ 1 (sqr d)) (/ 1 (sqr c))))))))))))) in c
* [misc]taylor:  Taking taylor expansion of (+ (* +nan.0 (/ 1 (* (pow c 4) (pow (+ (/ 1 (sqr d)) (/ 1 (sqr c))) 4)))) (- (+ (* +nan.0 (/ 1 (* (sqr c) (* d (* a (pow (+ (/ 1 (sqr d)) (/ 1 (sqr c))) 3)))))) (- (* +nan.0 (/ 1 (* (sqr d) (* (sqr a) (sqr (+ (/ 1 (sqr d)) (/ 1 (sqr c)))))))))))) in c
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (/ 1 (* (pow c 4) (pow (+ (/ 1 (sqr d)) (/ 1 (sqr c))) 4)))) in c
* [misc]taylor:  Taking taylor expansion of +nan.0 in c
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (pow c 4) (pow (+ (/ 1 (sqr d)) (/ 1 (sqr c))) 4))) in c
* [misc]taylor:  Taking taylor expansion of (* (pow c 4) (pow (+ (/ 1 (sqr d)) (/ 1 (sqr c))) 4)) in c
* [misc]taylor:  Taking taylor expansion of (pow c 4) in c
* [misc]taylor:  Taking taylor expansion of (pow (+ (/ 1 (sqr d)) (/ 1 (sqr c))) 4) in c
* [misc]taylor:  Taking taylor expansion of (exp (* 4 (log (+ (/ 1 (sqr d)) (/ 1 (sqr c)))))) in c
* [misc]taylor:  Taking taylor expansion of (* 4 (log (+ (/ 1 (sqr d)) (/ 1 (sqr c))))) in c
* [misc]taylor:  Taking taylor expansion of 4 in c
* [misc]backup-simplify:  Simplify 4 into 4
* [misc]taylor:  Taking taylor expansion of (log (+ (/ 1 (sqr d)) (/ 1 (sqr c)))) in c
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 (sqr d)) (/ 1 (sqr c))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr d)) in c
* [misc]taylor:  Taking taylor expansion of (sqr d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (* d d) into (sqr d)
* [misc]backup-simplify:  Simplify (/ 1 (sqr d)) into (/ 1 (sqr d))
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr c)) in c
* [misc]taylor:  Taking taylor expansion of (sqr c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (log 1) into 0
* [misc]backup-simplify:  Simplify (+ (* (- 2) (log c)) 0) into (- (* 2 (log c)))
* [misc]backup-simplify:  Simplify (* 4 (- (* 2 (log c)))) into (* -8 (log c))
* [misc]backup-simplify:  Simplify (exp (* -8 (log c))) into (pow c -8)
* [misc]backup-simplify:  Simplify (* 1 (pow c -8)) into (/ 1 (pow c 8))
* [misc]backup-simplify:  Simplify (/ 1 (/ 1 (pow c 8))) into (pow c 8)
* [misc]taylor:  Taking taylor expansion of (- (+ (* +nan.0 (/ 1 (* (sqr c) (* d (* a (pow (+ (/ 1 (sqr d)) (/ 1 (sqr c))) 3)))))) (- (* +nan.0 (/ 1 (* (sqr d) (* (sqr a) (sqr (+ (/ 1 (sqr d)) (/ 1 (sqr c))))))))))) in c
* [misc]taylor:  Taking taylor expansion of (+ (* +nan.0 (/ 1 (* (sqr c) (* d (* a (pow (+ (/ 1 (sqr d)) (/ 1 (sqr c))) 3)))))) (- (* +nan.0 (/ 1 (* (sqr d) (* (sqr a) (sqr (+ (/ 1 (sqr d)) (/ 1 (sqr c)))))))))) in c
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (/ 1 (* (sqr c) (* d (* a (pow (+ (/ 1 (sqr d)) (/ 1 (sqr c))) 3)))))) in c
* [misc]taylor:  Taking taylor expansion of +nan.0 in c
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (sqr c) (* d (* a (pow (+ (/ 1 (sqr d)) (/ 1 (sqr c))) 3))))) in c
* [misc]taylor:  Taking taylor expansion of (* (sqr c) (* d (* a (pow (+ (/ 1 (sqr d)) (/ 1 (sqr c))) 3)))) in c
* [misc]taylor:  Taking taylor expansion of (sqr c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (* d (* a (pow (+ (/ 1 (sqr d)) (/ 1 (sqr c))) 3))) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (* a (pow (+ (/ 1 (sqr d)) (/ 1 (sqr c))) 3)) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of (pow (+ (/ 1 (sqr d)) (/ 1 (sqr c))) 3) in c
* [misc]taylor:  Taking taylor expansion of (exp (* 3 (log (+ (/ 1 (sqr d)) (/ 1 (sqr c)))))) in c
* [misc]taylor:  Taking taylor expansion of (* 3 (log (+ (/ 1 (sqr d)) (/ 1 (sqr c))))) in c
* [misc]taylor:  Taking taylor expansion of 3 in c
* [misc]backup-simplify:  Simplify 3 into 3
* [misc]taylor:  Taking taylor expansion of (log (+ (/ 1 (sqr d)) (/ 1 (sqr c)))) in c
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 (sqr d)) (/ 1 (sqr c))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr d)) in c
* [misc]taylor:  Taking taylor expansion of (sqr d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (* d d) into (sqr d)
* [misc]backup-simplify:  Simplify (/ 1 (sqr d)) into (/ 1 (sqr d))
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr c)) in c
* [misc]taylor:  Taking taylor expansion of (sqr c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (log 1) into 0
* [misc]backup-simplify:  Simplify (+ (* (- 2) (log c)) 0) into (- (* 2 (log c)))
* [misc]backup-simplify:  Simplify (* 3 (- (* 2 (log c)))) into (* -6 (log c))
* [misc]backup-simplify:  Simplify (exp (* -6 (log c))) into (pow c -6)
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (* a (pow c -6)) into (/ a (pow c 6))
* [misc]backup-simplify:  Simplify (* d (/ a (pow c 6))) into (/ (* d a) (pow c 6))
* [misc]backup-simplify:  Simplify (* 0 (/ (* d a) (pow c 6))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow 1 1)))) 1) into 0
* [misc]backup-simplify:  Simplify (+ (* (- 2) (log c)) 0) into (- (* 2 (log c)))
* [misc]backup-simplify:  Simplify (+ (* 3 0) (* 0 (- (* 2 (log c))))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* -6 (log c))) (+ (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* a 0) (* 0 (pow c -6))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 (/ a (pow c 6)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 0 (/ (* d a) (pow c 6)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (/ 1 (sqr d)) 0) into (/ 1 (sqr d))
* [misc]backup-simplify:  Simplify (/ (+ (* -1 (/ (* (pow (* 1 0) 2)) (pow 1 2))) (* 1 (/ (* 1 (pow (* 2 (/ 1 (sqr d))) 1)) (pow 1 1)))) 2) into (/ 1 (sqr d))
* [misc]backup-simplify:  Simplify (+ (* (- 2) (log c)) 0) into (- (* 2 (log c)))
* [misc]backup-simplify:  Simplify (+ (* 3 (/ 1 (sqr d))) (+ (* 0 0) (* 0 (- (* 2 (log c)))))) into (* 3 (/ 1 (sqr d)))
* [misc]backup-simplify:  Simplify (* (exp (* -6 (log c))) (+ (* (/ (pow 0 2) 2)) (* (/ (pow (* 3 (/ 1 (sqr d))) 1) 1)))) into (/ 3 (* (pow c 6) (sqr d)))
* [misc]backup-simplify:  Simplify (+ (* a (/ 3 (* (pow c 6) (sqr d)))) (+ (* 0 0) (* 0 (pow c -6)))) into (* 3 (/ a (* (pow c 6) (sqr d))))
* [misc]backup-simplify:  Simplify (+ (* d (* 3 (/ a (* (pow c 6) (sqr d))))) (+ (* 0 0) (* 0 (/ a (pow c 6))))) into (* 3 (/ a (* (pow c 6) d)))
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (+ (* 0 (* 3 (/ a (* (pow c 6) d)))) (+ (* 0 0) (* 1 (/ (* d a) (pow c 6))))) into (/ (* d a) (pow c 6))
* [misc]backup-simplify:  Simplify (/ 1 (/ (* d a) (pow c 6))) into (/ (pow c 6) (* d a))
* [misc]taylor:  Taking taylor expansion of (- (* +nan.0 (/ 1 (* (sqr d) (* (sqr a) (sqr (+ (/ 1 (sqr d)) (/ 1 (sqr c))))))))) in c
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (/ 1 (* (sqr d) (* (sqr a) (sqr (+ (/ 1 (sqr d)) (/ 1 (sqr c)))))))) in c
* [misc]taylor:  Taking taylor expansion of +nan.0 in c
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (sqr d) (* (sqr a) (sqr (+ (/ 1 (sqr d)) (/ 1 (sqr c))))))) in c
* [misc]taylor:  Taking taylor expansion of (* (sqr d) (* (sqr a) (sqr (+ (/ 1 (sqr d)) (/ 1 (sqr c)))))) in c
* [misc]taylor:  Taking taylor expansion of (sqr d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (* (sqr a) (sqr (+ (/ 1 (sqr d)) (/ 1 (sqr c))))) in c
* [misc]taylor:  Taking taylor expansion of (sqr a) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of (sqr (+ (/ 1 (sqr d)) (/ 1 (sqr c)))) in c
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 (sqr d)) (/ 1 (sqr c))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr d)) in c
* [misc]taylor:  Taking taylor expansion of (sqr d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (* d d) into (sqr d)
* [misc]backup-simplify:  Simplify (/ 1 (sqr d)) into (/ 1 (sqr d))
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr c)) in c
* [misc]taylor:  Taking taylor expansion of (sqr c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (* d d) into (sqr d)
* [misc]backup-simplify:  Simplify (* a a) into (sqr a)
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (* (sqr a) 1) into (sqr a)
* [misc]backup-simplify:  Simplify (* (sqr d) (sqr a)) into (* (sqr d) (sqr a))
* [misc]backup-simplify:  Simplify (/ 1 (* (sqr d) (sqr a))) into (/ 1 (* (sqr d) (sqr a)))
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow 1 1)))) 1) into 0
* [misc]backup-simplify:  Simplify (+ (* (- 2) (log c)) 0) into (- (* 2 (log c)))
* [misc]backup-simplify:  Simplify (+ (* 4 0) (* 0 (- (* 2 (log c))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (/ 1 (sqr d)) 0) into (/ 1 (sqr d))
* [misc]backup-simplify:  Simplify (/ (+ (* -1 (/ (* (pow (* 1 0) 2)) (pow 1 2))) (* 1 (/ (* 1 (pow (* 2 (/ 1 (sqr d))) 1)) (pow 1 1)))) 2) into (/ 1 (sqr d))
* [misc]backup-simplify:  Simplify (+ (* (- 2) (log c)) 0) into (- (* 2 (log c)))
* [misc]backup-simplify:  Simplify (+ (* 4 (/ 1 (sqr d))) (+ (* 0 0) (* 0 (- (* 2 (log c)))))) into (* 4 (/ 1 (sqr d)))
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 d)) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr d)) (/ 0 (sqr d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* 2 (/ (* (pow (* 1 0) 3)) (pow 1 3))) (* -3 (/ (* (pow (* 1 0) 1) (pow (* 2 (/ 1 (sqr d))) 1)) (pow 1 2))) (* 1 (/ (* 1 1 (pow (* 6 0) 1)) (pow 1 1)))) 6) into 0
* [misc]backup-simplify:  Simplify (+ (* (- 2) (log c)) 0) into (- (* 2 (log c)))
* [misc]backup-simplify:  Simplify (+ (* 4 0) (+ (* 0 (/ 1 (sqr d))) (+ (* 0 0) (* 0 (- (* 2 (log c))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (* 0 d))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr d)) (/ 0 (sqr d))) (* 0 (/ 0 (sqr d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* -6 (/ (* (pow (* 1 0) 4)) (pow 1 4))) (* 12 (/ (* (pow (* 1 0) 2) (pow (* 2 (/ 1 (sqr d))) 1)) (pow 1 3))) (* -3 (/ (* 1 (pow (* 2 (/ 1 (sqr d))) 2)) (pow 1 2))) (* -4 (/ (* (pow (* 1 0) 1) 1 (pow (* 6 0) 1)) (pow 1 2))) (* 1 (/ (* 1 1 1 (pow (* 24 0) 1)) (pow 1 1)))) 24) into (/ -1/2 (pow d 4))
* [misc]backup-simplify:  Simplify (+ (* (- 2) (log c)) 0) into (- (* 2 (log c)))
* [misc]backup-simplify:  Simplify (+ (* 4 (/ -1/2 (pow d 4))) (+ (* 0 0) (+ (* 0 (/ 1 (sqr d))) (+ (* 0 0) (* 0 (- (* 2 (log c)))))))) into (- (* 2 (/ 1 (pow d 4))))
* [misc]backup-simplify:  Simplify (* (exp (* -8 (log c))) (+ (* (/ (pow 0 4) 24)) (* (/ (pow 0 2) 2) (/ (pow (* 4 (/ 1 (sqr d))) 1) 1)) (* (/ (pow 0 1) 1) (/ (pow 0 1) 1)) (* (/ (pow (* 4 (/ 1 (sqr d))) 2) 2)) (* (/ (pow (- (* 2 (/ 1 (pow d 4)))) 1) 1)))) into (/ 6 (* (pow c 8) (pow d 4)))
* [misc]backup-simplify:  Simplify (* (exp (* -8 (log c))) (+ (* (/ (pow 0 3) 6)) (* (/ (pow 0 1) 1) (/ (pow (* 4 (/ 1 (sqr d))) 1) 1)) (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* -8 (log c))) (+ (* (/ (pow 0 2) 2)) (* (/ (pow (* 4 (/ 1 (sqr d))) 1) 1)))) into (/ 4 (* (pow c 8) (sqr d)))
* [misc]backup-simplify:  Simplify (* (exp (* -8 (log c))) (+ (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 (/ 6 (* (pow c 8) (pow d 4)))) (+ (* 0 0) (+ (* 0 (/ 4 (* (pow c 8) (sqr d)))) (+ (* 0 0) (* 0 (pow c -8)))))) into (* 6 (/ 1 (* (pow c 8) (pow d 4))))
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 (pow c -8))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (pow c 8) (/ 0 (/ 1 (pow c 8)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 (/ 4 (* (pow c 8) (sqr d)))) (+ (* 0 0) (* 0 (pow c -8))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 (/ 4 (* (pow c 8) (sqr d)))) (+ (* 0 0) (* 0 (pow c -8)))) into (* 4 (/ 1 (* (pow c 8) (sqr d))))
* [misc]backup-simplify:  Simplify (- (+ (* (pow c 8) (/ (* 4 (/ 1 (* (pow c 8) (sqr d)))) (/ 1 (pow c 8)))) (* 0 (/ 0 (/ 1 (pow c 8)))))) into (- (* 4 (/ (pow c 8) (sqr d))))
* [misc]backup-simplify:  Simplify (- (+ (* (pow c 8) (/ 0 (/ 1 (pow c 8)))) (* 0 (/ (* 4 (/ 1 (* (pow c 8) (sqr d)))) (/ 1 (pow c 8)))) (* (- (* 4 (/ (pow c 8) (sqr d)))) (/ 0 (/ 1 (pow c 8)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (pow c 8) (/ (* 6 (/ 1 (* (pow c 8) (pow d 4)))) (/ 1 (pow c 8)))) (* 0 (/ 0 (/ 1 (pow c 8)))) (* (- (* 4 (/ (pow c 8) (sqr d)))) (/ (* 4 (/ 1 (* (pow c 8) (sqr d)))) (/ 1 (pow c 8)))) (* 0 (/ 0 (/ 1 (pow c 8)))))) into (* 10 (/ (pow c 8) (pow d 4)))
* [misc]backup-simplify:  Simplify (+ (* +nan.0 (* 10 (/ (pow c 8) (pow d 4)))) (+ (* 0 0) (+ (* 0 (- (* 4 (/ (pow c 8) (sqr d))))) (+ (* 0 0) (* 0 (pow c 8)))))) into (- (* +nan.0 (/ (pow c 8) (pow d 4))))
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 d)) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr d)) (/ 0 (sqr d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* 2 (/ (* (pow (* 1 0) 3)) (pow 1 3))) (* -3 (/ (* (pow (* 1 0) 1) (pow (* 2 (/ 1 (sqr d))) 1)) (pow 1 2))) (* 1 (/ (* 1 1 (pow (* 6 0) 1)) (pow 1 1)))) 6) into 0
* [misc]backup-simplify:  Simplify (+ (* (- 2) (log c)) 0) into (- (* 2 (log c)))
* [misc]backup-simplify:  Simplify (+ (* 3 0) (+ (* 0 (/ 1 (sqr d))) (+ (* 0 0) (* 0 (- (* 2 (log c))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (* 0 d))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr d)) (/ 0 (sqr d))) (* 0 (/ 0 (sqr d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* -6 (/ (* (pow (* 1 0) 4)) (pow 1 4))) (* 12 (/ (* (pow (* 1 0) 2) (pow (* 2 (/ 1 (sqr d))) 1)) (pow 1 3))) (* -3 (/ (* 1 (pow (* 2 (/ 1 (sqr d))) 2)) (pow 1 2))) (* -4 (/ (* (pow (* 1 0) 1) 1 (pow (* 6 0) 1)) (pow 1 2))) (* 1 (/ (* 1 1 1 (pow (* 24 0) 1)) (pow 1 1)))) 24) into (/ -1/2 (pow d 4))
* [misc]backup-simplify:  Simplify (+ (* (- 2) (log c)) 0) into (- (* 2 (log c)))
* [misc]backup-simplify:  Simplify (+ (* 3 (/ -1/2 (pow d 4))) (+ (* 0 0) (+ (* 0 (/ 1 (sqr d))) (+ (* 0 0) (* 0 (- (* 2 (log c)))))))) into (- (* 3/2 (/ 1 (pow d 4))))
* [misc]backup-simplify:  Simplify (* (exp (* -6 (log c))) (+ (* (/ (pow 0 4) 24)) (* (/ (pow 0 2) 2) (/ (pow (* 3 (/ 1 (sqr d))) 1) 1)) (* (/ (pow 0 1) 1) (/ (pow 0 1) 1)) (* (/ (pow (* 3 (/ 1 (sqr d))) 2) 2)) (* (/ (pow (- (* 3/2 (/ 1 (pow d 4)))) 1) 1)))) into (/ 3 (* (pow c 6) (pow d 4)))
* [misc]backup-simplify:  Simplify (* (exp (* -6 (log c))) (+ (* (/ (pow 0 3) 6)) (* (/ (pow 0 1) 1) (/ (pow (* 3 (/ 1 (sqr d))) 1) 1)) (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* a (/ 3 (* (pow c 6) (pow d 4)))) (+ (* 0 0) (+ (* 0 (/ 3 (* (pow c 6) (sqr d)))) (+ (* 0 0) (* 0 (pow c -6)))))) into (* 3 (/ a (* (pow c 6) (pow d 4))))
* [misc]backup-simplify:  Simplify (+ (* a 0) (+ (* 0 (/ 3 (* (pow c 6) (sqr d)))) (+ (* 0 0) (* 0 (pow c -6))))) into 0
* [misc]backup-simplify:  Simplify (+ (* d (* 3 (/ a (* (pow c 6) (pow d 4))))) (+ (* 0 0) (+ (* 0 (* 3 (/ a (* (pow c 6) (sqr d))))) (+ (* 0 0) (* 0 (/ a (pow c 6))))))) into (* 3 (/ a (* (pow c 6) (pow d 3))))
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 (* 3 (/ a (* (pow c 6) (sqr d))))) (+ (* 0 0) (* 0 (/ a (pow c 6)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 (* 3 (/ a (* (pow c 6) (pow d 3))))) (+ (* 0 0) (+ (* 1 (* 3 (/ a (* (pow c 6) d)))) (+ (* 0 0) (* 0 (/ (* d a) (pow c 6))))))) into (* 3 (/ a (* (pow c 6) d)))
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 0 (* 3 (/ a (* (pow c 6) d)))) (+ (* 1 0) (* 0 (/ (* d a) (pow c 6)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ (pow c 6) (* d a)) (/ 0 (/ (* d a) (pow c 6)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ (pow c 6) (* d a)) (/ (* 3 (/ a (* (pow c 6) d))) (/ (* d a) (pow c 6)))) (* 0 (/ 0 (/ (* d a) (pow c 6)))))) into (- (* 3 (/ (pow c 6) (* (pow d 3) a))))
* [misc]backup-simplify:  Simplify (+ (* +nan.0 (- (* 3 (/ (pow c 6) (* (pow d 3) a))))) (+ (* 0 0) (* 0 (/ (pow c 6) (* d a))))) into (- (* +nan.0 (/ (pow c 6) (* (pow d 3) a))))
* [misc]backup-simplify:  Simplify (+ (- (* +nan.0 (/ (pow c 6) (* (pow d 3) a)))) 0) into (- (* +nan.0 (/ (pow c 6) (* (pow d 3) a))))
* [misc]backup-simplify:  Simplify (- (- (* +nan.0 (/ (pow c 6) (* (pow d 3) a))))) into (- (* +nan.0 (/ (pow c 6) (* (pow d 3) a))))
* [misc]backup-simplify:  Simplify (+ (- (* +nan.0 (/ (pow c 8) (pow d 4)))) (- (* +nan.0 (/ (pow c 6) (* (pow d 3) a))))) into (- (+ (* +nan.0 (/ (pow c 6) (* (pow d 3) a))) (- (* +nan.0 (/ (pow c 8) (pow d 4))))))
* [misc]backup-simplify:  Simplify (- (- (+ (* +nan.0 (/ (pow c 6) (* (pow d 3) a))) (- (* +nan.0 (/ (pow c 8) (pow d 4))))))) into (- (+ (* +nan.0 (/ (pow c 6) (* (pow d 3) a))) (- (* +nan.0 (/ (pow c 8) (pow d 4))))))
* [misc]taylor:  Taking taylor expansion of (- (+ (* +nan.0 (/ (pow c 6) (* (pow d 3) a))) (- (* +nan.0 (/ (pow c 8) (pow d 4)))))) in a
* [misc]taylor:  Taking taylor expansion of (+ (* +nan.0 (/ (pow c 6) (* (pow d 3) a))) (- (* +nan.0 (/ (pow c 8) (pow d 4))))) in a
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (/ (pow c 6) (* (pow d 3) a))) in a
* [misc]taylor:  Taking taylor expansion of +nan.0 in a
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (/ (pow c 6) (* (pow d 3) a)) in a
* [misc]taylor:  Taking taylor expansion of (pow c 6) in a
* [misc]taylor:  Taking taylor expansion of (exp (* 6 (log c))) in a
* [misc]taylor:  Taking taylor expansion of (* 6 (log c)) in a
* [misc]taylor:  Taking taylor expansion of 6 in a
* [misc]backup-simplify:  Simplify 6 into 6
* [misc]taylor:  Taking taylor expansion of (log c) in a
* [misc]taylor:  Taking taylor expansion of c in a
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (log c) into (log c)
* [misc]backup-simplify:  Simplify (* 6 (log c)) into (* 6 (log c))
* [misc]backup-simplify:  Simplify (exp (* 6 (log c))) into (pow c 6)
* [misc]taylor:  Taking taylor expansion of (* (pow d 3) a) in a
* [misc]taylor:  Taking taylor expansion of (pow d 3) in a
* [misc]taylor:  Taking taylor expansion of (exp (* 3 (log d))) in a
* [misc]taylor:  Taking taylor expansion of (* 3 (log d)) in a
* [misc]taylor:  Taking taylor expansion of 3 in a
* [misc]backup-simplify:  Simplify 3 into 3
* [misc]taylor:  Taking taylor expansion of (log d) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (log d) into (log d)
* [misc]backup-simplify:  Simplify (* 3 (log d)) into (* 3 (log d))
* [misc]backup-simplify:  Simplify (exp (* 3 (log d))) into (pow d 3)
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* (pow d 3) 0) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow d 1)))) 1) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (* 0 (log d))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 3 (log d))) (+ (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow d 3) 1) (* 0 0)) into (pow d 3)
* [misc]backup-simplify:  Simplify (/ (pow c 6) (pow d 3)) into (/ (pow c 6) (pow d 3))
* [misc]taylor:  Taking taylor expansion of (- (* +nan.0 (/ (pow c 8) (pow d 4)))) in a
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (/ (pow c 8) (pow d 4))) in a
* [misc]taylor:  Taking taylor expansion of +nan.0 in a
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (/ (pow c 8) (pow d 4)) in a
* [misc]taylor:  Taking taylor expansion of (pow c 8) in a
* [misc]taylor:  Taking taylor expansion of (exp (* 8 (log c))) in a
* [misc]taylor:  Taking taylor expansion of (* 8 (log c)) in a
* [misc]taylor:  Taking taylor expansion of 8 in a
* [misc]backup-simplify:  Simplify 8 into 8
* [misc]taylor:  Taking taylor expansion of (log c) in a
* [misc]taylor:  Taking taylor expansion of c in a
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (log c) into (log c)
* [misc]backup-simplify:  Simplify (* 8 (log c)) into (* 8 (log c))
* [misc]backup-simplify:  Simplify (exp (* 8 (log c))) into (pow c 8)
* [misc]taylor:  Taking taylor expansion of (pow d 4) in a
* [misc]taylor:  Taking taylor expansion of (exp (* 4 (log d))) in a
* [misc]taylor:  Taking taylor expansion of (* 4 (log d)) in a
* [misc]taylor:  Taking taylor expansion of 4 in a
* [misc]backup-simplify:  Simplify 4 into 4
* [misc]taylor:  Taking taylor expansion of (log d) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (log d) into (log d)
* [misc]backup-simplify:  Simplify (* 4 (log d)) into (* 4 (log d))
* [misc]backup-simplify:  Simplify (exp (* 4 (log d))) into (pow d 4)
* [misc]backup-simplify:  Simplify (/ (pow c 8) (pow d 4)) into (/ (pow c 8) (pow d 4))
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (* 0 d))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr d)) (/ 0 (sqr d))) (* 0 (/ 0 (sqr d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* -6 (/ (* (pow (* 1 0) 4)) (pow 1 4))) (* 12 (/ (* (pow (* 1 0) 2) (pow (* 2 (/ 1 (sqr d))) 1)) (pow 1 3))) (* -3 (/ (* 1 (pow (* 2 (/ 1 (sqr d))) 2)) (pow 1 2))) (* -4 (/ (* (pow (* 1 0) 1) 1 (pow (* 6 0) 1)) (pow 1 2))) (* 1 (/ (* 1 1 1 (pow (* 24 0) 1)) (pow 1 1)))) 24) into (/ -1/2 (pow d 4))
* [misc]backup-simplify:  Simplify (+ (* (- 2) (log c)) 0) into (- (* 2 (log c)))
* [misc]backup-simplify:  Simplify (+ (* 3 (/ -1/2 (pow d 4))) (+ (* 0 0) (+ (* 0 (/ 1 (sqr d))) (+ (* 0 0) (* 0 (- (* 2 (log c)))))))) into (- (* 3/2 (/ 1 (pow d 4))))
* [misc]backup-simplify:  Simplify (* (exp (* -6 (log c))) (+ (* (/ (pow 0 4) 24)) (* (/ (pow 0 2) 2) (/ (pow (* 3 (/ 1 (sqr d))) 1) 1)) (* (/ (pow 0 1) 1) (/ (pow 0 1) 1)) (* (/ (pow (* 3 (/ 1 (sqr d))) 2) 2)) (* (/ (pow (- (* 3/2 (/ 1 (pow d 4)))) 1) 1)))) into (/ 3 (* (pow c 6) (pow d 4)))
* [misc]backup-simplify:  Simplify (+ (* 1 (/ 3 (* (pow c 6) (pow d 4)))) (+ (* 0 0) (+ (* 0 (/ 3 (* (pow c 6) (sqr d)))) (+ (* 0 0) (* 0 (pow c -6)))))) into (* 3 (/ 1 (* (pow c 6) (pow d 4))))
* [misc]backup-simplify:  Simplify (- (+ (* (pow c 6) (/ (* 3 (/ 1 (* (pow c 6) (pow d 4)))) (/ 1 (pow c 6)))) (* 0 (/ 0 (/ 1 (pow c 6)))) (* (- (* 3 (/ (pow c 6) (sqr d)))) (/ (* 3 (/ 1 (* (pow c 6) (sqr d)))) (/ 1 (pow c 6)))) (* 0 (/ 0 (/ 1 (pow c 6)))))) into (* 6 (/ (pow c 6) (pow d 4)))
* [misc]backup-simplify:  Simplify (+ (* +nan.0 (* 6 (/ (pow c 6) (pow d 4)))) (+ (* 0 0) (+ (* 0 (- (* 3 (/ (pow c 6) (sqr d))))) (+ (* 0 0) (* 0 (pow c 6)))))) into (- (* +nan.0 (/ (pow c 6) (pow d 4))))
* [misc]backup-simplify:  Simplify (- (- (* +nan.0 (/ (pow c 6) (pow d 4))))) into (- (* +nan.0 (/ (pow c 6) (pow d 4))))
* [misc]backup-simplify:  Simplify (+ 0 (- (* +nan.0 (/ (pow c 6) (pow d 4))))) into (- (* +nan.0 (/ (pow c 6) (pow d 4))))
* [misc]backup-simplify:  Simplify (- (- (* +nan.0 (/ (pow c 6) (pow d 4))))) into (- (* +nan.0 (/ (pow c 6) (pow d 4))))
* [misc]taylor:  Taking taylor expansion of (- (* +nan.0 (/ (pow c 6) (pow d 4)))) in a
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (/ (pow c 6) (pow d 4))) in a
* [misc]taylor:  Taking taylor expansion of +nan.0 in a
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (/ (pow c 6) (pow d 4)) in a
* [misc]taylor:  Taking taylor expansion of (pow c 6) in a
* [misc]taylor:  Taking taylor expansion of (exp (* 6 (log c))) in a
* [misc]taylor:  Taking taylor expansion of (* 6 (log c)) in a
* [misc]taylor:  Taking taylor expansion of 6 in a
* [misc]backup-simplify:  Simplify 6 into 6
* [misc]taylor:  Taking taylor expansion of (log c) in a
* [misc]taylor:  Taking taylor expansion of c in a
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (log c) into (log c)
* [misc]backup-simplify:  Simplify (* 6 (log c)) into (* 6 (log c))
* [misc]backup-simplify:  Simplify (exp (* 6 (log c))) into (pow c 6)
* [misc]taylor:  Taking taylor expansion of (pow d 4) in a
* [misc]taylor:  Taking taylor expansion of (exp (* 4 (log d))) in a
* [misc]taylor:  Taking taylor expansion of (* 4 (log d)) in a
* [misc]taylor:  Taking taylor expansion of 4 in a
* [misc]backup-simplify:  Simplify 4 into 4
* [misc]taylor:  Taking taylor expansion of (log d) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (log d) into (log d)
* [misc]backup-simplify:  Simplify (* 4 (log d)) into (* 4 (log d))
* [misc]backup-simplify:  Simplify (exp (* 4 (log d))) into (pow d 4)
* [misc]backup-simplify:  Simplify (/ (pow c 6) (pow d 4)) into (/ (pow c 6) (pow d 4))
* [misc]backup-simplify:  Simplify (* +nan.0 1) into +nan.0
* [misc]backup-simplify:  Simplify (- +nan.0) into (- +nan.0)
* [misc]taylor:  Taking taylor expansion of (- +nan.0) in a
* [misc]taylor:  Taking taylor expansion of +nan.0 in a
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]approximate:  Taking taylor expansion of (/ (- (* b c) (* a d)) (+ (sqr c) (sqr d))) in (b c a d) around 0
* [misc]taylor:  Taking taylor expansion of (/ (- (* b c) (* a d)) (+ (sqr c) (sqr d))) in d
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in d
* [misc]taylor:  Taking taylor expansion of (* b c) in d
* [misc]taylor:  Taking taylor expansion of b in d
* [misc]backup-simplify:  Simplify b into b
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (* a d) in d
* [misc]taylor:  Taking taylor expansion of a in d
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (+ (sqr c) (sqr d)) in d
* [misc]taylor:  Taking taylor expansion of (sqr c) in d
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (sqr d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* b c) into (* b c)
* [misc]backup-simplify:  Simplify (* a 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ (* b c) 0) into (* b c)
* [misc]backup-simplify:  Simplify (* c c) into (sqr c)
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (sqr c) 0) into (sqr c)
* [misc]backup-simplify:  Simplify (/ (* b c) (sqr c)) into (/ b c)
* [misc]taylor:  Taking taylor expansion of (/ (- (* b c) (* a d)) (+ (sqr c) (sqr d))) in a
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in a
* [misc]taylor:  Taking taylor expansion of (* b c) in a
* [misc]taylor:  Taking taylor expansion of b in a
* [misc]backup-simplify:  Simplify b into b
* [misc]taylor:  Taking taylor expansion of c in a
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (* a d) in a
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (+ (sqr c) (sqr d)) in a
* [misc]taylor:  Taking taylor expansion of (sqr c) in a
* [misc]taylor:  Taking taylor expansion of c in a
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (sqr d) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (* b c) into (* b c)
* [misc]backup-simplify:  Simplify (* 0 d) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ (* b c) 0) into (* b c)
* [misc]backup-simplify:  Simplify (* c c) into (sqr c)
* [misc]backup-simplify:  Simplify (* d d) into (sqr d)
* [misc]backup-simplify:  Simplify (+ (sqr c) (sqr d)) into (+ (sqr d) (sqr c))
* [misc]backup-simplify:  Simplify (/ (* b c) (+ (sqr d) (sqr c))) into (/ (* b c) (+ (sqr d) (sqr c)))
* [misc]taylor:  Taking taylor expansion of (/ (- (* b c) (* a d)) (+ (sqr c) (sqr d))) in c
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in c
* [misc]taylor:  Taking taylor expansion of (* b c) in c
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (* a d) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (+ (sqr c) (sqr d)) in c
* [misc]taylor:  Taking taylor expansion of (sqr c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (sqr d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (* b 0) into 0
* [misc]backup-simplify:  Simplify (* a d) into (* d a)
* [misc]backup-simplify:  Simplify (- (* d a)) into (- (* d a))
* [misc]backup-simplify:  Simplify (+ 0 (- (* d a))) into (- (* d a))
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (* d d) into (sqr d)
* [misc]backup-simplify:  Simplify (+ 0 (sqr d)) into (sqr d)
* [misc]backup-simplify:  Simplify (/ (- (* d a)) (sqr d)) into (* -1 (/ a d))
* [misc]taylor:  Taking taylor expansion of (/ (- (* b c) (* a d)) (+ (sqr c) (sqr d))) in b
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in b
* [misc]taylor:  Taking taylor expansion of (* b c) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (* a d) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (+ (sqr c) (sqr d)) in b
* [misc]taylor:  Taking taylor expansion of (sqr c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (sqr d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (* 0 c) into 0
* [misc]backup-simplify:  Simplify (* a d) into (* d a)
* [misc]backup-simplify:  Simplify (- (* d a)) into (- (* d a))
* [misc]backup-simplify:  Simplify (+ 0 (- (* d a))) into (- (* d a))
* [misc]backup-simplify:  Simplify (* c c) into (sqr c)
* [misc]backup-simplify:  Simplify (* d d) into (sqr d)
* [misc]backup-simplify:  Simplify (+ (sqr c) (sqr d)) into (+ (sqr d) (sqr c))
* [misc]backup-simplify:  Simplify (/ (- (* d a)) (+ (sqr d) (sqr c))) into (* -1 (/ (* d a) (+ (sqr d) (sqr c))))
* [misc]taylor:  Taking taylor expansion of (/ (- (* b c) (* a d)) (+ (sqr c) (sqr d))) in b
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in b
* [misc]taylor:  Taking taylor expansion of (* b c) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (* a d) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (+ (sqr c) (sqr d)) in b
* [misc]taylor:  Taking taylor expansion of (sqr c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (sqr d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (* 0 c) into 0
* [misc]backup-simplify:  Simplify (* a d) into (* d a)
* [misc]backup-simplify:  Simplify (- (* d a)) into (- (* d a))
* [misc]backup-simplify:  Simplify (+ 0 (- (* d a))) into (- (* d a))
* [misc]backup-simplify:  Simplify (* c c) into (sqr c)
* [misc]backup-simplify:  Simplify (* d d) into (sqr d)
* [misc]backup-simplify:  Simplify (+ (sqr c) (sqr d)) into (+ (sqr d) (sqr c))
* [misc]backup-simplify:  Simplify (/ (- (* d a)) (+ (sqr d) (sqr c))) into (* -1 (/ (* d a) (+ (sqr d) (sqr c))))
* [misc]taylor:  Taking taylor expansion of (* -1 (/ (* d a) (+ (sqr d) (sqr c)))) in c
* [misc]taylor:  Taking taylor expansion of -1 in c
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]taylor:  Taking taylor expansion of (/ (* d a) (+ (sqr d) (sqr c))) in c
* [misc]taylor:  Taking taylor expansion of (* d a) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of (+ (sqr d) (sqr c)) in c
* [misc]taylor:  Taking taylor expansion of (sqr d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (sqr c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* d a) into (* d a)
* [misc]backup-simplify:  Simplify (* d d) into (sqr d)
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (sqr d) 0) into (sqr d)
* [misc]backup-simplify:  Simplify (/ (* d a) (sqr d)) into (/ a d)
* [misc]backup-simplify:  Simplify (* -1 (/ a d)) into (* -1 (/ a d))
* [misc]taylor:  Taking taylor expansion of (* -1 (/ a d)) in a
* [misc]taylor:  Taking taylor expansion of -1 in a
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]taylor:  Taking taylor expansion of (/ a d) in a
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 c)) into c
* [misc]backup-simplify:  Simplify (+ (* a 0) (* 0 d)) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ c 0) into c
* [misc]backup-simplify:  Simplify (+ (* c 0) (* 0 c)) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 d)) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ c (+ (sqr d) (sqr c))) (+ (* (* -1 (/ (* d a) (+ (sqr d) (sqr c)))) (/ 0 (+ (sqr d) (sqr c)))))) into (/ c (+ (sqr d) (sqr c)))
* [misc]taylor:  Taking taylor expansion of (/ c (+ (sqr d) (sqr c))) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (+ (sqr d) (sqr c)) in c
* [misc]taylor:  Taking taylor expansion of (sqr d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (sqr c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* d d) into (sqr d)
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (sqr d) 0) into (sqr d)
* [misc]backup-simplify:  Simplify (/ 1 (sqr d)) into (/ 1 (sqr d))
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 a)) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 d)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (sqr d)) (+ (* (/ a d) (/ 0 (sqr d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (* 0 (/ a d))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (* -1 (/ 1 d)) into (/ -1 d)
* [misc]taylor:  Taking taylor expansion of (/ -1 d) in d
* [misc]taylor:  Taking taylor expansion of -1 in d
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ -1 1) into -1
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 c))) into 0
* [misc]backup-simplify:  Simplify (+ (* a 0) (+ (* 0 0) (* 0 d))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* c 0) (+ (* 0 0) (* 0 c))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (* 0 d))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (+ (sqr d) (sqr c))) (+ (* (* -1 (/ (* d a) (+ (sqr d) (sqr c)))) (/ 0 (+ (sqr d) (sqr c)))) (* (/ c (+ (sqr d) (sqr c))) (/ 0 (+ (sqr d) (sqr c)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr d)) in a
* [misc]taylor:  Taking taylor expansion of (sqr d) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (* d d) into (sqr d)
* [misc]backup-simplify:  Simplify (/ 1 (sqr d)) into (/ 1 (sqr d))
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr d)) in d
* [misc]taylor:  Taking taylor expansion of (sqr d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (* 0 a))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (* 0 d))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (- (/ 0 (sqr d)) (+ (* (/ a d) (/ 1 (sqr d))) (* 0 (/ 0 (sqr d))))) into (- (/ a (pow d 3)))
* [misc]backup-simplify:  Simplify (+ (* -1 (- (/ a (pow d 3)))) (+ (* 0 0) (* 0 (/ a d)))) into (/ a (pow d 3))
* [misc]taylor:  Taking taylor expansion of (/ a (pow d 3)) in a
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (pow d 3) in a
* [misc]taylor:  Taking taylor expansion of (exp (* 3 (log d))) in a
* [misc]taylor:  Taking taylor expansion of (* 3 (log d)) in a
* [misc]taylor:  Taking taylor expansion of 3 in a
* [misc]backup-simplify:  Simplify 3 into 3
* [misc]taylor:  Taking taylor expansion of (log d) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (log d) into (log d)
* [misc]backup-simplify:  Simplify (* 3 (log d)) into (* 3 (log d))
* [misc]backup-simplify:  Simplify (exp (* 3 (log d))) into (pow d 3)
* [misc]backup-simplify:  Simplify (/ 1 (pow d 3)) into (/ 1 (pow d 3))
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 d) (+ (* (/ 1 d) (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (* 0 (/ 1 d))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]approximate:  Taking taylor expansion of (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (+ (sqr (/ 1 c)) (sqr (/ 1 d)))) in (b c a d) around 0
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (+ (sqr (/ 1 c)) (sqr (/ 1 d)))) in d
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in d
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in d
* [misc]taylor:  Taking taylor expansion of b in d
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (/ 1 b) into (/ 1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in d
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in d
* [misc]taylor:  Taking taylor expansion of a in d
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (/ 1 a) into (/ 1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (+ (sqr (/ 1 c)) (sqr (/ 1 d))) in d
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 c)) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in d
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 d)) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (* (/ 1 a) 1) into (/ 1 a)
* [misc]backup-simplify:  Simplify (- (/ 1 a)) into (- (/ 1 a))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 a))) into (- (/ 1 a))
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (/ (- (/ 1 a)) 1) into (/ -1 a)
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (+ (sqr (/ 1 c)) (sqr (/ 1 d)))) in a
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in a
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in a
* [misc]taylor:  Taking taylor expansion of b in a
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (/ 1 b) into (/ 1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in a
* [misc]taylor:  Taking taylor expansion of c in a
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in a
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]taylor:  Taking taylor expansion of (+ (sqr (/ 1 c)) (sqr (/ 1 d))) in a
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 c)) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in a
* [misc]taylor:  Taking taylor expansion of c in a
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 d)) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]backup-simplify:  Simplify (* 1 (/ 1 d)) into (/ 1 d)
* [misc]backup-simplify:  Simplify (- (/ 1 d)) into (- (/ 1 d))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 d))) into (- (/ 1 d))
* [misc]backup-simplify:  Simplify (* (/ 1 c) (/ 1 c)) into (/ 1 (sqr c))
* [misc]backup-simplify:  Simplify (* (/ 1 d) (/ 1 d)) into (/ 1 (sqr d))
* [misc]backup-simplify:  Simplify (+ (/ 1 (sqr c)) (/ 1 (sqr d))) into (+ (/ 1 (sqr d)) (/ 1 (sqr c)))
* [misc]backup-simplify:  Simplify (/ (- (/ 1 d)) (+ (/ 1 (sqr d)) (/ 1 (sqr c)))) into (/ -1 (* d (+ (/ 1 (sqr d)) (/ 1 (sqr c)))))
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (+ (sqr (/ 1 c)) (sqr (/ 1 d)))) in c
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in c
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in c
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (/ 1 b) into (/ 1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (/ 1 a) into (/ 1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]taylor:  Taking taylor expansion of (+ (sqr (/ 1 c)) (sqr (/ 1 d))) in c
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 c)) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 d)) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]backup-simplify:  Simplify (* (/ 1 b) 1) into (/ 1 b)
* [misc]backup-simplify:  Simplify (+ (/ 1 b) 0) into (/ 1 b)
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (/ (/ 1 b) 1) into (/ 1 b)
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (+ (sqr (/ 1 c)) (sqr (/ 1 d)))) in b
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (/ 1 a) into (/ 1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]taylor:  Taking taylor expansion of (+ (sqr (/ 1 c)) (sqr (/ 1 d))) in b
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 c)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 d)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]backup-simplify:  Simplify (* 1 (/ 1 c)) into (/ 1 c)
* [misc]backup-simplify:  Simplify (+ (/ 1 c) 0) into (/ 1 c)
* [misc]backup-simplify:  Simplify (* (/ 1 c) (/ 1 c)) into (/ 1 (sqr c))
* [misc]backup-simplify:  Simplify (* (/ 1 d) (/ 1 d)) into (/ 1 (sqr d))
* [misc]backup-simplify:  Simplify (+ (/ 1 (sqr c)) (/ 1 (sqr d))) into (+ (/ 1 (sqr d)) (/ 1 (sqr c)))
* [misc]backup-simplify:  Simplify (/ (/ 1 c) (+ (/ 1 (sqr d)) (/ 1 (sqr c)))) into (/ 1 (* c (+ (/ 1 (sqr d)) (/ 1 (sqr c)))))
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (+ (sqr (/ 1 c)) (sqr (/ 1 d)))) in b
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (/ 1 a) into (/ 1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]taylor:  Taking taylor expansion of (+ (sqr (/ 1 c)) (sqr (/ 1 d))) in b
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 c)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 d)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]backup-simplify:  Simplify (* 1 (/ 1 c)) into (/ 1 c)
* [misc]backup-simplify:  Simplify (+ (/ 1 c) 0) into (/ 1 c)
* [misc]backup-simplify:  Simplify (* (/ 1 c) (/ 1 c)) into (/ 1 (sqr c))
* [misc]backup-simplify:  Simplify (* (/ 1 d) (/ 1 d)) into (/ 1 (sqr d))
* [misc]backup-simplify:  Simplify (+ (/ 1 (sqr c)) (/ 1 (sqr d))) into (+ (/ 1 (sqr d)) (/ 1 (sqr c)))
* [misc]backup-simplify:  Simplify (/ (/ 1 c) (+ (/ 1 (sqr d)) (/ 1 (sqr c)))) into (/ 1 (* c (+ (/ 1 (sqr d)) (/ 1 (sqr c)))))
* [misc]taylor:  Taking taylor expansion of (/ 1 (* c (+ (/ 1 (sqr d)) (/ 1 (sqr c))))) in c
* [misc]taylor:  Taking taylor expansion of (* c (+ (/ 1 (sqr d)) (/ 1 (sqr c)))) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 (sqr d)) (/ 1 (sqr c))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr d)) in c
* [misc]taylor:  Taking taylor expansion of (sqr d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (* d d) into (sqr d)
* [misc]backup-simplify:  Simplify (/ 1 (sqr d)) into (/ 1 (sqr d))
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr c)) in c
* [misc]taylor:  Taking taylor expansion of (sqr c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (* 0 1) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 1)) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of 1 in a
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 c) (/ 0 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 (/ 1 c))) into 0
* [misc]backup-simplify:  Simplify (* (/ 1 a) (/ 1 d)) into (/ 1 (* d a))
* [misc]backup-simplify:  Simplify (- (/ 1 (* d a))) into (- (/ 1 (* d a)))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 (* d a)))) into (- (/ 1 (* d a)))
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 c) (/ 0 c)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 c) 0) (* 0 (/ 1 c))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 d) 0) (* 0 (/ 1 d))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ (- (/ 1 (* d a))) (+ (/ 1 (sqr d)) (/ 1 (sqr c)))) (+ (* (/ 1 (* c (+ (/ 1 (sqr d)) (/ 1 (sqr c))))) (/ 0 (+ (/ 1 (sqr d)) (/ 1 (sqr c))))))) into (- (/ 1 (* d (* a (+ (/ 1 (sqr d)) (/ 1 (sqr c)))))))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* d (* a (+ (/ 1 (sqr d)) (/ 1 (sqr c))))))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d (* a (+ (/ 1 (sqr d)) (/ 1 (sqr c)))))) in c
* [misc]taylor:  Taking taylor expansion of (* d (* a (+ (/ 1 (sqr d)) (/ 1 (sqr c))))) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (* a (+ (/ 1 (sqr d)) (/ 1 (sqr c)))) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 (sqr d)) (/ 1 (sqr c))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr d)) in c
* [misc]taylor:  Taking taylor expansion of (sqr d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (* d d) into (sqr d)
* [misc]backup-simplify:  Simplify (/ 1 (sqr d)) into (/ 1 (sqr d))
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr c)) in c
* [misc]taylor:  Taking taylor expansion of (sqr c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (* a 1) into a
* [misc]backup-simplify:  Simplify (* d a) into (* d a)
* [misc]backup-simplify:  Simplify (/ 1 (* d a)) into (/ 1 (* d a))
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (/ 1 (sqr d)) 0) into (/ 1 (sqr d))
* [misc]backup-simplify:  Simplify (+ (* 0 (/ 1 (sqr d))) (+ (* 1 0) (* 0 1))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 1 in d
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 c) (/ 0 c)) (* 0 (/ 0 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 (/ 1 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 a) (/ 0 a)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 a) 0) (* 0 (/ 1 d))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 c) (/ 0 c)) (* 0 (/ 0 c)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 c) 0) (+ (* 0 0) (* 0 (/ 1 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)) (* 0 (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 d) 0) (+ (* 0 0) (* 0 (/ 1 d)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (+ (/ 1 (sqr d)) (/ 1 (sqr c)))) (+ (* (/ 1 (* c (+ (/ 1 (sqr d)) (/ 1 (sqr c))))) (/ 0 (+ (/ 1 (sqr d)) (/ 1 (sqr c))))) (* (- (/ 1 (* d (* a (+ (/ 1 (sqr d)) (/ 1 (sqr c))))))) (/ 0 (+ (/ 1 (sqr d)) (/ 1 (sqr c))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 1 (* d a))) into (- (/ 1 (* d a)))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* d a))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d a)) in a
* [misc]taylor:  Taking taylor expansion of (* d a) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* d 0) into 0
* [misc]backup-simplify:  Simplify (+ (* d 1) (* 0 0)) into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]backup-simplify:  Simplify (- (/ 1 d)) into (- (/ 1 d))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d)) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 d)) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr d)) (/ 0 (sqr d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 (/ 1 (sqr d))) (+ (* 0 0) (* 0 1)))) into (/ 1 (sqr d))
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ (/ 1 (sqr d)) 1)) (* 0 (/ 0 1)))) into (- (/ 1 (sqr d)))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (sqr d))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr d)) in a
* [misc]taylor:  Taking taylor expansion of (sqr d) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (* d d) into (sqr d)
* [misc]backup-simplify:  Simplify (/ 1 (sqr d)) into (/ 1 (sqr d))
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 c) (/ 0 c)) (* 0 (/ 0 c)) (* 0 (/ 0 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 c))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)) (* 0 (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 a) (/ 0 a)) (* 0 (/ 0 a)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 a) 0) (+ (* 0 0) (* 0 (/ 1 d)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 c) (/ 0 c)) (* 0 (/ 0 c)) (* 0 (/ 0 c)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 c) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 c))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)) (* 0 (/ 0 d)) (* 0 (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 d) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 d))))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (+ (/ 1 (sqr d)) (/ 1 (sqr c)))) (+ (* (/ 1 (* c (+ (/ 1 (sqr d)) (/ 1 (sqr c))))) (/ 0 (+ (/ 1 (sqr d)) (/ 1 (sqr c))))) (* (- (/ 1 (* d (* a (+ (/ 1 (sqr d)) (/ 1 (sqr c))))))) (/ 0 (+ (/ 1 (sqr d)) (/ 1 (sqr c))))) (* 0 (/ 0 (+ (/ 1 (sqr d)) (/ 1 (sqr c))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* a 0) (* 0 1)) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 a)) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d a)) (/ 0 (* d a))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (* 0 d))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr d)) (/ 0 (sqr d))) (* 0 (/ 0 (sqr d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 (/ 1 (sqr d))) (+ (* 0 0) (* 0 1))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ (/ 1 (sqr d)) 1)) (* (- (/ 1 (sqr d))) (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]approximate:  Taking taylor expansion of (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d))))) in (b c a d) around 0
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d))))) in d
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in d
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in d
* [misc]taylor:  Taking taylor expansion of (- b) in d
* [misc]taylor:  Taking taylor expansion of b in d
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (/ 1 (- b)) into (/ -1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in d
* [misc]taylor:  Taking taylor expansion of (- c) in d
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in d
* [misc]taylor:  Taking taylor expansion of (- a) in d
* [misc]taylor:  Taking taylor expansion of a in d
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (/ 1 (- a)) into (/ -1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in d
* [misc]taylor:  Taking taylor expansion of (- d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d)))) in d
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 (- c))) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in d
* [misc]taylor:  Taking taylor expansion of (- c) in d
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 (- d))) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in d
* [misc]taylor:  Taking taylor expansion of (- d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]backup-simplify:  Simplify (* (/ -1 a) -1) into (/ 1 a)
* [misc]backup-simplify:  Simplify (- (/ 1 a)) into (- (/ 1 a))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 a))) into (- (/ 1 a))
* [misc]backup-simplify:  Simplify (* -1 -1) into 1
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (/ (- (/ 1 a)) 1) into (/ -1 a)
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d))))) in a
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in a
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in a
* [misc]taylor:  Taking taylor expansion of (- b) in a
* [misc]taylor:  Taking taylor expansion of b in a
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (/ 1 (- b)) into (/ -1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in a
* [misc]taylor:  Taking taylor expansion of (- c) in a
* [misc]taylor:  Taking taylor expansion of c in a
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in a
* [misc]taylor:  Taking taylor expansion of (- a) in a
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in a
* [misc]taylor:  Taking taylor expansion of (- d) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]taylor:  Taking taylor expansion of (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d)))) in a
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 (- c))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in a
* [misc]taylor:  Taking taylor expansion of (- c) in a
* [misc]taylor:  Taking taylor expansion of c in a
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 (- d))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in a
* [misc]taylor:  Taking taylor expansion of (- d) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]backup-simplify:  Simplify (* -1 (/ -1 d)) into (/ 1 d)
* [misc]backup-simplify:  Simplify (- (/ 1 d)) into (- (/ 1 d))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 d))) into (- (/ 1 d))
* [misc]backup-simplify:  Simplify (* (/ -1 c) (/ -1 c)) into (/ 1 (sqr c))
* [misc]backup-simplify:  Simplify (* (/ -1 d) (/ -1 d)) into (/ 1 (sqr d))
* [misc]backup-simplify:  Simplify (+ (/ 1 (sqr c)) (/ 1 (sqr d))) into (+ (/ 1 (sqr d)) (/ 1 (sqr c)))
* [misc]backup-simplify:  Simplify (/ (- (/ 1 d)) (+ (/ 1 (sqr d)) (/ 1 (sqr c)))) into (/ -1 (* d (+ (/ 1 (sqr d)) (/ 1 (sqr c)))))
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d))))) in c
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in c
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in c
* [misc]taylor:  Taking taylor expansion of (- b) in c
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (/ 1 (- b)) into (/ -1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in c
* [misc]taylor:  Taking taylor expansion of (- c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in c
* [misc]taylor:  Taking taylor expansion of (- a) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (/ 1 (- a)) into (/ -1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in c
* [misc]taylor:  Taking taylor expansion of (- d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]taylor:  Taking taylor expansion of (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d)))) in c
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 (- c))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in c
* [misc]taylor:  Taking taylor expansion of (- c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 (- d))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in c
* [misc]taylor:  Taking taylor expansion of (- d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]backup-simplify:  Simplify (* (/ -1 b) -1) into (/ 1 b)
* [misc]backup-simplify:  Simplify (+ (/ 1 b) 0) into (/ 1 b)
* [misc]backup-simplify:  Simplify (* -1 -1) into 1
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (/ (/ 1 b) 1) into (/ 1 b)
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d))))) in b
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in b
* [misc]taylor:  Taking taylor expansion of (- b) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in b
* [misc]taylor:  Taking taylor expansion of (- c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in b
* [misc]taylor:  Taking taylor expansion of (- a) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (/ 1 (- a)) into (/ -1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in b
* [misc]taylor:  Taking taylor expansion of (- d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]taylor:  Taking taylor expansion of (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d)))) in b
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 (- c))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in b
* [misc]taylor:  Taking taylor expansion of (- c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 (- d))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in b
* [misc]taylor:  Taking taylor expansion of (- d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]backup-simplify:  Simplify (* -1 (/ -1 c)) into (/ 1 c)
* [misc]backup-simplify:  Simplify (+ (/ 1 c) 0) into (/ 1 c)
* [misc]backup-simplify:  Simplify (* (/ -1 c) (/ -1 c)) into (/ 1 (sqr c))
* [misc]backup-simplify:  Simplify (* (/ -1 d) (/ -1 d)) into (/ 1 (sqr d))
* [misc]backup-simplify:  Simplify (+ (/ 1 (sqr c)) (/ 1 (sqr d))) into (+ (/ 1 (sqr d)) (/ 1 (sqr c)))
* [misc]backup-simplify:  Simplify (/ (/ 1 c) (+ (/ 1 (sqr d)) (/ 1 (sqr c)))) into (/ 1 (* c (+ (/ 1 (sqr d)) (/ 1 (sqr c)))))
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d))))) in b
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in b
* [misc]taylor:  Taking taylor expansion of (- b) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in b
* [misc]taylor:  Taking taylor expansion of (- c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in b
* [misc]taylor:  Taking taylor expansion of (- a) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (/ 1 (- a)) into (/ -1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in b
* [misc]taylor:  Taking taylor expansion of (- d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]taylor:  Taking taylor expansion of (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d)))) in b
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 (- c))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in b
* [misc]taylor:  Taking taylor expansion of (- c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 (- d))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in b
* [misc]taylor:  Taking taylor expansion of (- d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]backup-simplify:  Simplify (* -1 (/ -1 c)) into (/ 1 c)
* [misc]backup-simplify:  Simplify (+ (/ 1 c) 0) into (/ 1 c)
* [misc]backup-simplify:  Simplify (* (/ -1 c) (/ -1 c)) into (/ 1 (sqr c))
* [misc]backup-simplify:  Simplify (* (/ -1 d) (/ -1 d)) into (/ 1 (sqr d))
* [misc]backup-simplify:  Simplify (+ (/ 1 (sqr c)) (/ 1 (sqr d))) into (+ (/ 1 (sqr d)) (/ 1 (sqr c)))
* [misc]backup-simplify:  Simplify (/ (/ 1 c) (+ (/ 1 (sqr d)) (/ 1 (sqr c)))) into (/ 1 (* c (+ (/ 1 (sqr d)) (/ 1 (sqr c)))))
* [misc]taylor:  Taking taylor expansion of (/ 1 (* c (+ (/ 1 (sqr d)) (/ 1 (sqr c))))) in c
* [misc]taylor:  Taking taylor expansion of (* c (+ (/ 1 (sqr d)) (/ 1 (sqr c)))) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 (sqr d)) (/ 1 (sqr c))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr d)) in c
* [misc]taylor:  Taking taylor expansion of (sqr d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (* d d) into (sqr d)
* [misc]backup-simplify:  Simplify (/ 1 (sqr d)) into (/ 1 (sqr d))
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr c)) in c
* [misc]taylor:  Taking taylor expansion of (sqr c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (* 0 1) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 1)) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of 1 in a
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 c) (/ 0 (- c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (* 0 (/ -1 c))) into 0
* [misc]backup-simplify:  Simplify (* (/ -1 a) (/ -1 d)) into (/ 1 (* d a))
* [misc]backup-simplify:  Simplify (- (/ 1 (* d a))) into (- (/ 1 (* d a)))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 (* d a)))) into (- (/ 1 (* d a)))
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 c) (/ 0 (- c))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 c) 0) (* 0 (/ -1 c))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d) (/ 0 (- d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 d) 0) (* 0 (/ -1 d))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ (- (/ 1 (* d a))) (+ (/ 1 (sqr d)) (/ 1 (sqr c)))) (+ (* (/ 1 (* c (+ (/ 1 (sqr d)) (/ 1 (sqr c))))) (/ 0 (+ (/ 1 (sqr d)) (/ 1 (sqr c))))))) into (- (/ 1 (* d (* a (+ (/ 1 (sqr d)) (/ 1 (sqr c)))))))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* d (* a (+ (/ 1 (sqr d)) (/ 1 (sqr c))))))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d (* a (+ (/ 1 (sqr d)) (/ 1 (sqr c)))))) in c
* [misc]taylor:  Taking taylor expansion of (* d (* a (+ (/ 1 (sqr d)) (/ 1 (sqr c))))) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (* a (+ (/ 1 (sqr d)) (/ 1 (sqr c)))) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 (sqr d)) (/ 1 (sqr c))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr d)) in c
* [misc]taylor:  Taking taylor expansion of (sqr d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (* d d) into (sqr d)
* [misc]backup-simplify:  Simplify (/ 1 (sqr d)) into (/ 1 (sqr d))
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr c)) in c
* [misc]taylor:  Taking taylor expansion of (sqr c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (* a 1) into a
* [misc]backup-simplify:  Simplify (* d a) into (* d a)
* [misc]backup-simplify:  Simplify (/ 1 (* d a)) into (/ 1 (* d a))
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (/ 1 (sqr d)) 0) into (/ 1 (sqr d))
* [misc]backup-simplify:  Simplify (+ (* 0 (/ 1 (sqr d))) (+ (* 1 0) (* 0 1))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 1 in d
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 c) (/ 0 (- c))) (* 0 (/ 0 (- c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (* 0 (/ -1 c)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d) (/ 0 (- d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 a) (/ 0 (- a))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 a) 0) (* 0 (/ -1 d))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 c) (/ 0 (- c))) (* 0 (/ 0 (- c))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 c) 0) (+ (* 0 0) (* 0 (/ -1 c)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d) (/ 0 (- d))) (* 0 (/ 0 (- d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 d) 0) (+ (* 0 0) (* 0 (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (+ (/ 1 (sqr d)) (/ 1 (sqr c)))) (+ (* (/ 1 (* c (+ (/ 1 (sqr d)) (/ 1 (sqr c))))) (/ 0 (+ (/ 1 (sqr d)) (/ 1 (sqr c))))) (* (- (/ 1 (* d (* a (+ (/ 1 (sqr d)) (/ 1 (sqr c))))))) (/ 0 (+ (/ 1 (sqr d)) (/ 1 (sqr c))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 1 (* d a))) into (- (/ 1 (* d a)))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* d a))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d a)) in a
* [misc]taylor:  Taking taylor expansion of (* d a) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* d 0) into 0
* [misc]backup-simplify:  Simplify (+ (* d 1) (* 0 0)) into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]backup-simplify:  Simplify (- (/ 1 d)) into (- (/ 1 d))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d)) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 d)) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr d)) (/ 0 (sqr d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 (/ 1 (sqr d))) (+ (* 0 0) (* 0 1)))) into (/ 1 (sqr d))
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ (/ 1 (sqr d)) 1)) (* 0 (/ 0 1)))) into (- (/ 1 (sqr d)))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (sqr d))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr d)) in a
* [misc]taylor:  Taking taylor expansion of (sqr d) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (* d d) into (sqr d)
* [misc]backup-simplify:  Simplify (/ 1 (sqr d)) into (/ 1 (sqr d))
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 c) (/ 0 (- c))) (* 0 (/ 0 (- c))) (* 0 (/ 0 (- c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ -1 c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d) (/ 0 (- d))) (* 0 (/ 0 (- d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 a) (/ 0 (- a))) (* 0 (/ 0 (- a))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 a) 0) (+ (* 0 0) (* 0 (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 c) (/ 0 (- c))) (* 0 (/ 0 (- c))) (* 0 (/ 0 (- c))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 c) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ -1 c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d) (/ 0 (- d))) (* 0 (/ 0 (- d))) (* 0 (/ 0 (- d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 d) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (+ (/ 1 (sqr d)) (/ 1 (sqr c)))) (+ (* (/ 1 (* c (+ (/ 1 (sqr d)) (/ 1 (sqr c))))) (/ 0 (+ (/ 1 (sqr d)) (/ 1 (sqr c))))) (* (- (/ 1 (* d (* a (+ (/ 1 (sqr d)) (/ 1 (sqr c))))))) (/ 0 (+ (/ 1 (sqr d)) (/ 1 (sqr c))))) (* 0 (/ 0 (+ (/ 1 (sqr d)) (/ 1 (sqr c))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* a 0) (* 0 1)) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 a)) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d a)) (/ 0 (* d a))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (* 0 d))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr d)) (/ 0 (sqr d))) (* 0 (/ 0 (sqr d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 (/ 1 (sqr d))) (+ (* 0 0) (* 0 1))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ (/ 1 (sqr d)) 1)) (* (- (/ 1 (sqr d))) (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]approximate:  Taking taylor expansion of (- (* b c) (* a d)) in (b c a d) around 0
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in d
* [misc]taylor:  Taking taylor expansion of (* b c) in d
* [misc]taylor:  Taking taylor expansion of b in d
* [misc]backup-simplify:  Simplify b into b
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (* a d) in d
* [misc]taylor:  Taking taylor expansion of a in d
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in a
* [misc]taylor:  Taking taylor expansion of (* b c) in a
* [misc]taylor:  Taking taylor expansion of b in a
* [misc]backup-simplify:  Simplify b into b
* [misc]taylor:  Taking taylor expansion of c in a
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (* a d) in a
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in c
* [misc]taylor:  Taking taylor expansion of (* b c) in c
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (* a d) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in b
* [misc]taylor:  Taking taylor expansion of (* b c) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (* a d) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in b
* [misc]taylor:  Taking taylor expansion of (* b c) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (* a d) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (* 0 c) into 0
* [misc]backup-simplify:  Simplify (* a d) into (* d a)
* [misc]backup-simplify:  Simplify (- (* d a)) into (- (* d a))
* [misc]backup-simplify:  Simplify (+ 0 (- (* d a))) into (- (* d a))
* [misc]taylor:  Taking taylor expansion of (- (* d a)) in c
* [misc]taylor:  Taking taylor expansion of (* d a) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (* d a) into (* d a)
* [misc]backup-simplify:  Simplify (- (* d a)) into (- (* d a))
* [misc]taylor:  Taking taylor expansion of (- (* d a)) in a
* [misc]taylor:  Taking taylor expansion of (* d a) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* d 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 c)) into c
* [misc]backup-simplify:  Simplify (+ (* a 0) (* 0 d)) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ c 0) into c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 a)) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 1) (* 0 0)) into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]taylor:  Taking taylor expansion of (- d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 c))) into 0
* [misc]backup-simplify:  Simplify (+ (* a 0) (+ (* 0 0) (* 0 d))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]approximate:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in (b c a d) around 0
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in d
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in d
* [misc]taylor:  Taking taylor expansion of b in d
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (/ 1 b) into (/ 1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in d
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in d
* [misc]taylor:  Taking taylor expansion of a in d
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (/ 1 a) into (/ 1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in a
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in a
* [misc]taylor:  Taking taylor expansion of b in a
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (/ 1 b) into (/ 1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in a
* [misc]taylor:  Taking taylor expansion of c in a
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in a
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in c
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in c
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (/ 1 b) into (/ 1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (/ 1 a) into (/ 1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (/ 1 a) into (/ 1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (/ 1 a) into (/ 1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]backup-simplify:  Simplify (* 1 (/ 1 c)) into (/ 1 c)
* [misc]backup-simplify:  Simplify (+ (/ 1 c) 0) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of 1 in a
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 c) (/ 0 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 (/ 1 c))) into 0
* [misc]backup-simplify:  Simplify (* (/ 1 a) (/ 1 d)) into (/ 1 (* d a))
* [misc]backup-simplify:  Simplify (- (/ 1 (* d a))) into (- (/ 1 (* d a)))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 (* d a)))) into (- (/ 1 (* d a)))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* d a))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d a)) in c
* [misc]taylor:  Taking taylor expansion of (* d a) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (* d a) into (* d a)
* [misc]backup-simplify:  Simplify (/ 1 (* d a)) into (/ 1 (* d a))
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 1 in d
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 c) (/ 0 c)) (* 0 (/ 0 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 (/ 1 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 a) (/ 0 a)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 a) 0) (* 0 (/ 1 d))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 1 (* d a))) into (- (/ 1 (* d a)))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* d a))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d a)) in a
* [misc]taylor:  Taking taylor expansion of (* d a) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* d 0) into 0
* [misc]backup-simplify:  Simplify (+ (* d 1) (* 0 0)) into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]backup-simplify:  Simplify (- (/ 1 d)) into (- (/ 1 d))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d)) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 c) (/ 0 c)) (* 0 (/ 0 c)) (* 0 (/ 0 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 c))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)) (* 0 (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 a) (/ 0 a)) (* 0 (/ 0 a)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 a) 0) (+ (* 0 0) (* 0 (/ 1 d)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 a)) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d a)) (/ 0 (* d a))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 c) (/ 0 c)) (* 0 (/ 0 c)) (* 0 (/ 0 c)) (* 0 (/ 0 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 c)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)) (* 0 (/ 0 d)) (* 0 (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 a) (/ 0 a)) (* 0 (/ 0 a)) (* 0 (/ 0 a)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 a) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (* 0 a))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d a)) (/ 0 (* d a))) (* 0 (/ 0 (* d a))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)) (* 0 (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 1 (* 1 (* 1 (* (/ 1 (/ 1 c)) (/ 1 (/ 1 b)))))) (* -1 (* (/ 1 (/ 1 d)) (* (/ 1 (/ 1 a)) (* 1 1))))) into (- (* b c) (* d a))
* [misc]approximate:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in (b c a d) around 0
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in d
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in d
* [misc]taylor:  Taking taylor expansion of (- b) in d
* [misc]taylor:  Taking taylor expansion of b in d
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (/ 1 (- b)) into (/ -1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in d
* [misc]taylor:  Taking taylor expansion of (- c) in d
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in d
* [misc]taylor:  Taking taylor expansion of (- a) in d
* [misc]taylor:  Taking taylor expansion of a in d
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (/ 1 (- a)) into (/ -1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in d
* [misc]taylor:  Taking taylor expansion of (- d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in a
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in a
* [misc]taylor:  Taking taylor expansion of (- b) in a
* [misc]taylor:  Taking taylor expansion of b in a
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (/ 1 (- b)) into (/ -1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in a
* [misc]taylor:  Taking taylor expansion of (- c) in a
* [misc]taylor:  Taking taylor expansion of c in a
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in a
* [misc]taylor:  Taking taylor expansion of (- a) in a
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in a
* [misc]taylor:  Taking taylor expansion of (- d) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in c
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in c
* [misc]taylor:  Taking taylor expansion of (- b) in c
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (/ 1 (- b)) into (/ -1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in c
* [misc]taylor:  Taking taylor expansion of (- c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in c
* [misc]taylor:  Taking taylor expansion of (- a) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (/ 1 (- a)) into (/ -1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in c
* [misc]taylor:  Taking taylor expansion of (- d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in b
* [misc]taylor:  Taking taylor expansion of (- b) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in b
* [misc]taylor:  Taking taylor expansion of (- c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in b
* [misc]taylor:  Taking taylor expansion of (- a) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (/ 1 (- a)) into (/ -1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in b
* [misc]taylor:  Taking taylor expansion of (- d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in b
* [misc]taylor:  Taking taylor expansion of (- b) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in b
* [misc]taylor:  Taking taylor expansion of (- c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in b
* [misc]taylor:  Taking taylor expansion of (- a) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (/ 1 (- a)) into (/ -1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in b
* [misc]taylor:  Taking taylor expansion of (- d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]backup-simplify:  Simplify (* -1 (/ -1 c)) into (/ 1 c)
* [misc]backup-simplify:  Simplify (+ (/ 1 c) 0) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of 1 in a
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 c) (/ 0 (- c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (* 0 (/ -1 c))) into 0
* [misc]backup-simplify:  Simplify (* (/ -1 a) (/ -1 d)) into (/ 1 (* d a))
* [misc]backup-simplify:  Simplify (- (/ 1 (* d a))) into (- (/ 1 (* d a)))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 (* d a)))) into (- (/ 1 (* d a)))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* d a))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d a)) in c
* [misc]taylor:  Taking taylor expansion of (* d a) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (* d a) into (* d a)
* [misc]backup-simplify:  Simplify (/ 1 (* d a)) into (/ 1 (* d a))
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 1 in d
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 c) (/ 0 (- c))) (* 0 (/ 0 (- c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (* 0 (/ -1 c)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d) (/ 0 (- d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 a) (/ 0 (- a))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 a) 0) (* 0 (/ -1 d))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 1 (* d a))) into (- (/ 1 (* d a)))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* d a))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d a)) in a
* [misc]taylor:  Taking taylor expansion of (* d a) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* d 0) into 0
* [misc]backup-simplify:  Simplify (+ (* d 1) (* 0 0)) into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]backup-simplify:  Simplify (- (/ 1 d)) into (- (/ 1 d))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d)) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 c) (/ 0 (- c))) (* 0 (/ 0 (- c))) (* 0 (/ 0 (- c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ -1 c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d) (/ 0 (- d))) (* 0 (/ 0 (- d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 a) (/ 0 (- a))) (* 0 (/ 0 (- a))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 a) 0) (+ (* 0 0) (* 0 (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 a)) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d a)) (/ 0 (* d a))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 c) (/ 0 (- c))) (* 0 (/ 0 (- c))) (* 0 (/ 0 (- c))) (* 0 (/ 0 (- c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ -1 c)))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d) (/ 0 (- d))) (* 0 (/ 0 (- d))) (* 0 (/ 0 (- d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 a) (/ 0 (- a))) (* 0 (/ 0 (- a))) (* 0 (/ 0 (- a))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 a) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (* 0 a))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d a)) (/ 0 (* d a))) (* 0 (/ 0 (* d a))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)) (* 0 (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 1 (* 1 (* 1 (* (/ 1 (/ 1 (- c))) (/ 1 (/ 1 (- b))))))) (* -1 (* (/ 1 (/ 1 (- d))) (* (/ 1 (/ 1 (- a))) (* 1 1))))) into (- (* b c) (* d a))
* [misc]approximate:  Taking taylor expansion of (+ (sqr c) (sqr d)) in (c d) around 0
* [misc]taylor:  Taking taylor expansion of (+ (sqr c) (sqr d)) in d
* [misc]taylor:  Taking taylor expansion of (sqr c) in d
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (sqr d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (+ (sqr c) (sqr d)) in c
* [misc]taylor:  Taking taylor expansion of (sqr c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (sqr d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (+ (sqr c) (sqr d)) in c
* [misc]taylor:  Taking taylor expansion of (sqr c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (sqr d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (* d d) into (sqr d)
* [misc]backup-simplify:  Simplify (+ 0 (sqr d)) into (sqr d)
* [misc]taylor:  Taking taylor expansion of (sqr d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 d)) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (* 0 d))) into 0
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]taylor:  Taking taylor expansion of 1 in d
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (+ (* 0 0) (* 0 d)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 d))))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 1 (sqr (* d 1))) (* 1 (sqr (* 1 c)))) into (+ (sqr d) (sqr c))
* [misc]approximate:  Taking taylor expansion of (+ (sqr (/ 1 c)) (sqr (/ 1 d))) in (c d) around 0
* [misc]taylor:  Taking taylor expansion of (+ (sqr (/ 1 c)) (sqr (/ 1 d))) in d
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 c)) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in d
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 d)) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (+ (sqr (/ 1 c)) (sqr (/ 1 d))) in c
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 c)) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 d)) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]taylor:  Taking taylor expansion of (+ (sqr (/ 1 c)) (sqr (/ 1 d))) in c
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 c)) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 d)) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]taylor:  Taking taylor expansion of 1 in d
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 1)) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
* [misc]backup-simplify:  Simplify (* (/ 1 d) (/ 1 d)) into (/ 1 (sqr d))
* [misc]backup-simplify:  Simplify (+ 0 (/ 1 (sqr d))) into (/ 1 (sqr d))
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr d)) in d
* [misc]taylor:  Taking taylor expansion of (sqr d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 d) 0) (* 0 (/ 1 d))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)) (* 0 (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 d) 0) (+ (* 0 0) (* 0 (/ 1 d)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 1 (sqr (* 1 (/ 1 (/ 1 c))))) (* 1 (sqr (* (/ 1 (/ 1 d)) 1)))) into (+ (sqr d) (sqr c))
* [misc]approximate:  Taking taylor expansion of (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d)))) in (c d) around 0
* [misc]taylor:  Taking taylor expansion of (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d)))) in d
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 (- c))) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in d
* [misc]taylor:  Taking taylor expansion of (- c) in d
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 (- d))) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in d
* [misc]taylor:  Taking taylor expansion of (- d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d)))) in c
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 (- c))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in c
* [misc]taylor:  Taking taylor expansion of (- c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 (- d))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in c
* [misc]taylor:  Taking taylor expansion of (- d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]taylor:  Taking taylor expansion of (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d)))) in c
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 (- c))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in c
* [misc]taylor:  Taking taylor expansion of (- c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 (- d))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in c
* [misc]taylor:  Taking taylor expansion of (- d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]backup-simplify:  Simplify (* -1 -1) into 1
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]taylor:  Taking taylor expansion of 1 in d
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (* 0 -1)) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (* 0 -1))) into 0
* [misc]backup-simplify:  Simplify (* (/ -1 d) (/ -1 d)) into (/ 1 (sqr d))
* [misc]backup-simplify:  Simplify (+ 0 (/ 1 (sqr d))) into (/ 1 (sqr d))
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr d)) in d
* [misc]taylor:  Taking taylor expansion of (sqr d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (* 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d) (/ 0 (- d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 d) 0) (* 0 (/ -1 d))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 -1))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d) (/ 0 (- d))) (* 0 (/ 0 (- d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 d) 0) (+ (* 0 0) (* 0 (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 1 (sqr (* 1 (/ 1 (/ 1 (- c)))))) (* 1 (sqr (* (/ 1 (/ 1 (- d))) 1)))) into (+ (sqr d) (sqr c))
* * * [misc]progress:  tayloring alt 2 of 10
* [misc]approximate:  Taking taylor expansion of (sqr (hypot c d)) in (c d) around 0
* [misc]taylor:  Taking taylor expansion of (sqr (hypot c d)) in d
* [misc]taylor:  Taking taylor expansion of (hypot c d) in d
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]taylor:  Taking taylor expansion of (sqr (hypot c d)) in c
* [misc]taylor:  Taking taylor expansion of (hypot c d) in c
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]taylor:  Taking taylor expansion of (sqr (hypot c d)) in c
* [misc]taylor:  Taking taylor expansion of (hypot c d) in c
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* (hypot c d) (hypot c d)) into (sqr (hypot c d))
* [misc]taylor:  Taking taylor expansion of (sqr (hypot c d)) in d
* [misc]taylor:  Taking taylor expansion of (hypot c d) in d
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* (hypot c d) (hypot c d)) into (sqr (hypot c d))
* [misc]backup-simplify:  Simplify (sqr (hypot c d)) into (sqr (hypot c d))
* [misc]backup-simplify:  Simplify (+ (* (hypot c d) 0) (* 0 (hypot c d))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot c d) 0) (* 0 (hypot c d))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot c d) 0) (+ (* 0 0) (* 0 (hypot c d)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot c d) 0) (+ (* 0 0) (* 0 (hypot c d)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot c d) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (hypot c d))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (sqr (hypot c d)) into (sqr (hypot c d))
* [misc]approximate:  Taking taylor expansion of (sqr (hypot (/ 1 c) (/ 1 d))) in (c d) around 0
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ 1 c) (/ 1 d))) in d
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in d
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ 1 c) (/ 1 d))) in c
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in c
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ 1 c) (/ 1 d))) in c
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in c
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (* (hypot (/ 1 c) (/ 1 d)) (hypot (/ 1 c) (/ 1 d))) into (sqr (hypot (/ 1 c) (/ 1 d)))
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ 1 c) (/ 1 d))) in d
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in d
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (* (hypot (/ 1 c) (/ 1 d)) (hypot (/ 1 c) (/ 1 d))) into (sqr (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (sqr (hypot (/ 1 c) (/ 1 d))) into (sqr (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (* 0 (hypot (/ 1 c) (/ 1 d)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (* 0 (hypot (/ 1 c) (/ 1 d)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (* 0 (hypot (/ 1 c) (/ 1 d))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (* 0 (hypot (/ 1 c) (/ 1 d))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (sqr (hypot (/ 1 c) (/ 1 d))) into (sqr (hypot (/ 1 c) (/ 1 d)))
* [misc]approximate:  Taking taylor expansion of (sqr (hypot (/ 1 (- c)) (/ 1 (- d)))) in (c d) around 0
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ 1 (- c)) (/ 1 (- d)))) in d
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in d
* [misc]backup-simplify:  Simplify (hypot (/ 1 (- c)) (/ 1 (- d))) into (hypot (/ -1 c) (/ -1 d))
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ 1 (- c)) (/ 1 (- d)))) in c
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in c
* [misc]backup-simplify:  Simplify (hypot (/ 1 (- c)) (/ 1 (- d))) into (hypot (/ -1 c) (/ -1 d))
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ 1 (- c)) (/ 1 (- d)))) in c
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in c
* [misc]backup-simplify:  Simplify (hypot (/ 1 (- c)) (/ 1 (- d))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* (hypot (/ -1 c) (/ -1 d)) (hypot (/ -1 c) (/ -1 d))) into (sqr (hypot (/ -1 c) (/ -1 d)))
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ -1 c) (/ -1 d))) in d
* [misc]taylor:  Taking taylor expansion of (hypot (/ -1 c) (/ -1 d)) in d
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* (hypot (/ -1 c) (/ -1 d)) (hypot (/ -1 c) (/ -1 d))) into (sqr (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (sqr (hypot (/ -1 c) (/ -1 d))) into (sqr (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (* 0 (hypot (/ -1 c) (/ -1 d)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (* 0 (hypot (/ -1 c) (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (sqr (hypot (/ -1 c) (/ -1 d))) into (sqr (hypot (/ -1 c) (/ -1 d)))
* [misc]approximate:  Taking taylor expansion of (/ (- (* b c) (* a d)) (sqr (hypot c d))) in (b c a d) around 0
* [misc]taylor:  Taking taylor expansion of (/ (- (* b c) (* a d)) (sqr (hypot c d))) in d
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in d
* [misc]taylor:  Taking taylor expansion of (* b c) in d
* [misc]taylor:  Taking taylor expansion of b in d
* [misc]backup-simplify:  Simplify b into b
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (* a d) in d
* [misc]taylor:  Taking taylor expansion of a in d
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (sqr (hypot c d)) in d
* [misc]taylor:  Taking taylor expansion of (hypot c d) in d
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* b c) into (* b c)
* [misc]backup-simplify:  Simplify (* a 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ (* b c) 0) into (* b c)
* [misc]backup-simplify:  Simplify (* (hypot c d) (hypot c d)) into (sqr (hypot c d))
* [misc]backup-simplify:  Simplify (/ (* b c) (sqr (hypot c d))) into (/ (* b c) (sqr (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (/ (- (* b c) (* a d)) (sqr (hypot c d))) in a
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in a
* [misc]taylor:  Taking taylor expansion of (* b c) in a
* [misc]taylor:  Taking taylor expansion of b in a
* [misc]backup-simplify:  Simplify b into b
* [misc]taylor:  Taking taylor expansion of c in a
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (* a d) in a
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (sqr (hypot c d)) in a
* [misc]taylor:  Taking taylor expansion of (hypot c d) in a
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* b c) into (* b c)
* [misc]backup-simplify:  Simplify (* 0 d) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ (* b c) 0) into (* b c)
* [misc]backup-simplify:  Simplify (* (hypot c d) (hypot c d)) into (sqr (hypot c d))
* [misc]backup-simplify:  Simplify (/ (* b c) (sqr (hypot c d))) into (/ (* b c) (sqr (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (/ (- (* b c) (* a d)) (sqr (hypot c d))) in c
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in c
* [misc]taylor:  Taking taylor expansion of (* b c) in c
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (* a d) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (sqr (hypot c d)) in c
* [misc]taylor:  Taking taylor expansion of (hypot c d) in c
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* b 0) into 0
* [misc]backup-simplify:  Simplify (* a d) into (* d a)
* [misc]backup-simplify:  Simplify (- (* d a)) into (- (* d a))
* [misc]backup-simplify:  Simplify (+ 0 (- (* d a))) into (- (* d a))
* [misc]backup-simplify:  Simplify (* (hypot c d) (hypot c d)) into (sqr (hypot c d))
* [misc]backup-simplify:  Simplify (/ (- (* d a)) (sqr (hypot c d))) into (* -1 (/ (* d a) (sqr (hypot c d))))
* [misc]taylor:  Taking taylor expansion of (/ (- (* b c) (* a d)) (sqr (hypot c d))) in b
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in b
* [misc]taylor:  Taking taylor expansion of (* b c) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (* a d) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (sqr (hypot c d)) in b
* [misc]taylor:  Taking taylor expansion of (hypot c d) in b
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* 0 c) into 0
* [misc]backup-simplify:  Simplify (* a d) into (* d a)
* [misc]backup-simplify:  Simplify (- (* d a)) into (- (* d a))
* [misc]backup-simplify:  Simplify (+ 0 (- (* d a))) into (- (* d a))
* [misc]backup-simplify:  Simplify (* (hypot c d) (hypot c d)) into (sqr (hypot c d))
* [misc]backup-simplify:  Simplify (/ (- (* d a)) (sqr (hypot c d))) into (* -1 (/ (* d a) (sqr (hypot c d))))
* [misc]taylor:  Taking taylor expansion of (/ (- (* b c) (* a d)) (sqr (hypot c d))) in b
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in b
* [misc]taylor:  Taking taylor expansion of (* b c) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (* a d) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (sqr (hypot c d)) in b
* [misc]taylor:  Taking taylor expansion of (hypot c d) in b
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* 0 c) into 0
* [misc]backup-simplify:  Simplify (* a d) into (* d a)
* [misc]backup-simplify:  Simplify (- (* d a)) into (- (* d a))
* [misc]backup-simplify:  Simplify (+ 0 (- (* d a))) into (- (* d a))
* [misc]backup-simplify:  Simplify (* (hypot c d) (hypot c d)) into (sqr (hypot c d))
* [misc]backup-simplify:  Simplify (/ (- (* d a)) (sqr (hypot c d))) into (* -1 (/ (* d a) (sqr (hypot c d))))
* [misc]taylor:  Taking taylor expansion of (* -1 (/ (* d a) (sqr (hypot c d)))) in c
* [misc]taylor:  Taking taylor expansion of -1 in c
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]taylor:  Taking taylor expansion of (/ (* d a) (sqr (hypot c d))) in c
* [misc]taylor:  Taking taylor expansion of (* d a) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of (sqr (hypot c d)) in c
* [misc]taylor:  Taking taylor expansion of (hypot c d) in c
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* d a) into (* d a)
* [misc]backup-simplify:  Simplify (* (hypot c d) (hypot c d)) into (sqr (hypot c d))
* [misc]backup-simplify:  Simplify (/ (* d a) (sqr (hypot c d))) into (/ (* d a) (sqr (hypot c d)))
* [misc]backup-simplify:  Simplify (* -1 (/ (* d a) (sqr (hypot c d)))) into (* -1 (/ (* d a) (sqr (hypot c d))))
* [misc]taylor:  Taking taylor expansion of (* -1 (/ (* d a) (sqr (hypot c d)))) in a
* [misc]taylor:  Taking taylor expansion of -1 in a
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]taylor:  Taking taylor expansion of (/ (* d a) (sqr (hypot c d))) in a
* [misc]taylor:  Taking taylor expansion of (* d a) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (sqr (hypot c d)) in a
* [misc]taylor:  Taking taylor expansion of (hypot c d) in a
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* d 0) into 0
* [misc]backup-simplify:  Simplify (+ (* d 1) (* 0 0)) into d
* [misc]backup-simplify:  Simplify (* (hypot c d) (hypot c d)) into (sqr (hypot c d))
* [misc]backup-simplify:  Simplify (/ d (sqr (hypot c d))) into (/ d (sqr (hypot c d)))
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 c)) into c
* [misc]backup-simplify:  Simplify (+ (* a 0) (* 0 d)) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ c 0) into c
* [misc]backup-simplify:  Simplify (+ (* (hypot c d) 0) (* 0 (hypot c d))) into 0
* [misc]backup-simplify:  Simplify (- (/ c (sqr (hypot c d))) (+ (* (* -1 (/ (* d a) (sqr (hypot c d)))) (/ 0 (sqr (hypot c d)))))) into (/ c (sqr (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (/ c (sqr (hypot c d))) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (sqr (hypot c d)) in c
* [misc]taylor:  Taking taylor expansion of (hypot c d) in c
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* (hypot c d) (hypot c d)) into (sqr (hypot c d))
* [misc]backup-simplify:  Simplify (/ 1 (sqr (hypot c d))) into (/ 1 (sqr (hypot c d)))
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 a)) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot c d) 0) (* 0 (hypot c d))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (sqr (hypot c d))) (+ (* (/ (* d a) (sqr (hypot c d))) (/ 0 (sqr (hypot c d)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (* 0 (/ (* d a) (sqr (hypot c d))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (* -1 (/ d (sqr (hypot c d)))) into (* -1 (/ d (sqr (hypot c d))))
* [misc]taylor:  Taking taylor expansion of (* -1 (/ d (sqr (hypot c d)))) in d
* [misc]taylor:  Taking taylor expansion of -1 in d
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]taylor:  Taking taylor expansion of (/ d (sqr (hypot c d))) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (sqr (hypot c d)) in d
* [misc]taylor:  Taking taylor expansion of (hypot c d) in d
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* (hypot c d) (hypot c d)) into (sqr (hypot c d))
* [misc]backup-simplify:  Simplify (/ 1 (sqr (hypot c d))) into (/ 1 (sqr (hypot c d)))
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 c))) into 0
* [misc]backup-simplify:  Simplify (+ (* a 0) (+ (* 0 0) (* 0 d))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot c d) 0) (+ (* 0 0) (* 0 (hypot c d)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (sqr (hypot c d))) (+ (* (* -1 (/ (* d a) (sqr (hypot c d)))) (/ 0 (sqr (hypot c d)))) (* (/ c (sqr (hypot c d))) (/ 0 (sqr (hypot c d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr (hypot c d))) in a
* [misc]taylor:  Taking taylor expansion of (sqr (hypot c d)) in a
* [misc]taylor:  Taking taylor expansion of (hypot c d) in a
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* (hypot c d) (hypot c d)) into (sqr (hypot c d))
* [misc]backup-simplify:  Simplify (/ 1 (sqr (hypot c d))) into (/ 1 (sqr (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr (hypot c d))) in d
* [misc]taylor:  Taking taylor expansion of (sqr (hypot c d)) in d
* [misc]taylor:  Taking taylor expansion of (hypot c d) in d
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* (hypot c d) (hypot c d)) into (sqr (hypot c d))
* [misc]backup-simplify:  Simplify (/ 1 (sqr (hypot c d))) into (/ 1 (sqr (hypot c d)))
* [misc]backup-simplify:  Simplify (/ 1 (sqr (hypot c d))) into (/ 1 (sqr (hypot c d)))
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (* 0 a))) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot c d) 0) (+ (* 0 0) (* 0 (hypot c d)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (sqr (hypot c d))) (+ (* (/ (* d a) (sqr (hypot c d))) (/ 0 (sqr (hypot c d)))) (* 0 (/ 0 (sqr (hypot c d)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (* 0 (/ (* d a) (sqr (hypot c d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot c d) 0) (* 0 (hypot c d))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (sqr (hypot c d))) (+ (* (/ d (sqr (hypot c d))) (/ 0 (sqr (hypot c d)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (* 0 (/ d (sqr (hypot c d))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (* -1 (/ 1 (sqr (hypot c d)))) into (/ -1 (sqr (hypot c d)))
* [misc]backup-simplify:  Simplify (/ -1 (sqr (hypot c d))) into (/ -1 (sqr (hypot c d)))
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 c)))) into 0
* [misc]backup-simplify:  Simplify (+ (* a 0) (+ (* 0 0) (+ (* 0 0) (* 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot c d) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (hypot c d))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (sqr (hypot c d))) (+ (* (* -1 (/ (* d a) (sqr (hypot c d)))) (/ 0 (sqr (hypot c d)))) (* (/ c (sqr (hypot c d))) (/ 0 (sqr (hypot c d)))) (* 0 (/ 0 (sqr (hypot c d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot c d) 0) (* 0 (hypot c d))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (sqr (hypot c d))) (+ (* (/ 1 (sqr (hypot c d))) (/ 0 (sqr (hypot c d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (+ (* 0 0) (* 0 a)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot c d) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (hypot c d))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (sqr (hypot c d))) (+ (* (/ (* d a) (sqr (hypot c d))) (/ 0 (sqr (hypot c d)))) (* 0 (/ 0 (sqr (hypot c d)))) (* 0 (/ 0 (sqr (hypot c d)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ (* d a) (sqr (hypot c d))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot c d) 0) (* 0 (hypot c d))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot c d))) (/ 0 (sqr (hypot c d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 (sqr (hypot c d))) (* d (* a (* 1 1)))) (* (/ 1 (sqr (hypot c d))) (* 1 (* 1 (* c b))))) into (- (/ (* b c) (sqr (hypot c d))) (/ (* d a) (sqr (hypot c d))))
* [misc]approximate:  Taking taylor expansion of (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (sqr (hypot (/ 1 c) (/ 1 d)))) in (b c a d) around 0
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (sqr (hypot (/ 1 c) (/ 1 d)))) in d
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in d
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in d
* [misc]taylor:  Taking taylor expansion of b in d
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (/ 1 b) into (/ 1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in d
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in d
* [misc]taylor:  Taking taylor expansion of a in d
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (/ 1 a) into (/ 1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ 1 c) (/ 1 d))) in d
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in d
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (* (/ 1 a) 1) into (/ 1 a)
* [misc]backup-simplify:  Simplify (- (/ 1 a)) into (- (/ 1 a))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 a))) into (- (/ 1 a))
* [misc]backup-simplify:  Simplify (* (hypot (/ 1 c) (/ 1 d)) (hypot (/ 1 c) (/ 1 d))) into (sqr (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (/ (- (/ 1 a)) (sqr (hypot (/ 1 c) (/ 1 d)))) into (/ -1 (* (sqr (hypot (/ 1 c) (/ 1 d))) a))
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (sqr (hypot (/ 1 c) (/ 1 d)))) in a
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in a
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in a
* [misc]taylor:  Taking taylor expansion of b in a
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (/ 1 b) into (/ 1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in a
* [misc]taylor:  Taking taylor expansion of c in a
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in a
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ 1 c) (/ 1 d))) in a
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in a
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (* 1 (/ 1 d)) into (/ 1 d)
* [misc]backup-simplify:  Simplify (- (/ 1 d)) into (- (/ 1 d))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 d))) into (- (/ 1 d))
* [misc]backup-simplify:  Simplify (* (hypot (/ 1 c) (/ 1 d)) (hypot (/ 1 c) (/ 1 d))) into (sqr (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (/ (- (/ 1 d)) (sqr (hypot (/ 1 c) (/ 1 d)))) into (/ -1 (* (sqr (hypot (/ 1 c) (/ 1 d))) d))
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (sqr (hypot (/ 1 c) (/ 1 d)))) in c
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in c
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in c
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (/ 1 b) into (/ 1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (/ 1 a) into (/ 1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ 1 c) (/ 1 d))) in c
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in c
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (* (/ 1 b) 1) into (/ 1 b)
* [misc]backup-simplify:  Simplify (+ (/ 1 b) 0) into (/ 1 b)
* [misc]backup-simplify:  Simplify (* (hypot (/ 1 c) (/ 1 d)) (hypot (/ 1 c) (/ 1 d))) into (sqr (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (/ (/ 1 b) (sqr (hypot (/ 1 c) (/ 1 d)))) into (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) b))
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (sqr (hypot (/ 1 c) (/ 1 d)))) in b
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (/ 1 a) into (/ 1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ 1 c) (/ 1 d))) in b
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in b
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (* 1 (/ 1 c)) into (/ 1 c)
* [misc]backup-simplify:  Simplify (+ (/ 1 c) 0) into (/ 1 c)
* [misc]backup-simplify:  Simplify (* (hypot (/ 1 c) (/ 1 d)) (hypot (/ 1 c) (/ 1 d))) into (sqr (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (/ (/ 1 c) (sqr (hypot (/ 1 c) (/ 1 d)))) into (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) c))
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (sqr (hypot (/ 1 c) (/ 1 d)))) in b
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (/ 1 a) into (/ 1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ 1 c) (/ 1 d))) in b
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in b
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (* 1 (/ 1 c)) into (/ 1 c)
* [misc]backup-simplify:  Simplify (+ (/ 1 c) 0) into (/ 1 c)
* [misc]backup-simplify:  Simplify (* (hypot (/ 1 c) (/ 1 d)) (hypot (/ 1 c) (/ 1 d))) into (sqr (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (/ (/ 1 c) (sqr (hypot (/ 1 c) (/ 1 d)))) into (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) c))
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) c)) in c
* [misc]taylor:  Taking taylor expansion of (* (sqr (hypot (/ 1 c) (/ 1 d))) c) in c
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ 1 c) (/ 1 d))) in c
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in c
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* (hypot (/ 1 c) (/ 1 d)) (hypot (/ 1 c) (/ 1 d))) into (sqr (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (* (sqr (hypot (/ 1 c) (/ 1 d))) 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (* 0 (hypot (/ 1 c) (/ 1 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (hypot (/ 1 c) (/ 1 d))) 1) (* 0 0)) into (sqr (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) into (/ 1 (sqr (hypot (/ 1 c) (/ 1 d))))
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) in a
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ 1 c) (/ 1 d))) in a
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in a
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (* (hypot (/ 1 c) (/ 1 d)) (hypot (/ 1 c) (/ 1 d))) into (sqr (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) into (/ 1 (sqr (hypot (/ 1 c) (/ 1 d))))
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 c) (/ 0 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 (/ 1 c))) into 0
* [misc]backup-simplify:  Simplify (* (/ 1 a) (/ 1 d)) into (/ 1 (* d a))
* [misc]backup-simplify:  Simplify (- (/ 1 (* d a))) into (- (/ 1 (* d a)))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 (* d a)))) into (- (/ 1 (* d a)))
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (* 0 (hypot (/ 1 c) (/ 1 d)))) into 0
* [misc]backup-simplify:  Simplify (- (/ (- (/ 1 (* d a))) (sqr (hypot (/ 1 c) (/ 1 d)))) (+ (* (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) c)) (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))))) into (- (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a))))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a)))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a))) in c
* [misc]taylor:  Taking taylor expansion of (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a)) in c
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ 1 c) (/ 1 d))) in c
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in c
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]taylor:  Taking taylor expansion of (* d a) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (* (hypot (/ 1 c) (/ 1 d)) (hypot (/ 1 c) (/ 1 d))) into (sqr (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (* d a) into (* d a)
* [misc]backup-simplify:  Simplify (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a)) into (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a))
* [misc]backup-simplify:  Simplify (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a))) into (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a)))
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (* 0 (hypot (/ 1 c) (/ 1 d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (hypot (/ 1 c) (/ 1 d))) 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) in d
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ 1 c) (/ 1 d))) in d
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in d
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (* (hypot (/ 1 c) (/ 1 d)) (hypot (/ 1 c) (/ 1 d))) into (sqr (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) into (/ 1 (sqr (hypot (/ 1 c) (/ 1 d))))
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 c) (/ 0 c)) (* 0 (/ 0 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 (/ 1 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 a) (/ 0 a)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 a) 0) (* 0 (/ 1 d))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (* 0 (hypot (/ 1 c) (/ 1 d))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (sqr (hypot (/ 1 c) (/ 1 d)))) (+ (* (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) c)) (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))) (* (- (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a)))) (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a)))) into (- (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a))))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a)))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a))) in a
* [misc]taylor:  Taking taylor expansion of (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a)) in a
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ 1 c) (/ 1 d))) in a
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in a
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]taylor:  Taking taylor expansion of (* d a) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* (hypot (/ 1 c) (/ 1 d)) (hypot (/ 1 c) (/ 1 d))) into (sqr (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (* d 0) into 0
* [misc]backup-simplify:  Simplify (* (sqr (hypot (/ 1 c) (/ 1 d))) 0) into 0
* [misc]backup-simplify:  Simplify (+ (* d 1) (* 0 0)) into d
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (* 0 (hypot (/ 1 c) (/ 1 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (hypot (/ 1 c) (/ 1 d))) d) (* 0 0)) into (* (sqr (hypot (/ 1 c) (/ 1 d))) d)
* [misc]backup-simplify:  Simplify (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) d)) into (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) d))
* [misc]backup-simplify:  Simplify (- (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) d))) into (- (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) d)))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) d))) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) d)) in d
* [misc]taylor:  Taking taylor expansion of (* (sqr (hypot (/ 1 c) (/ 1 d))) d) in d
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ 1 c) (/ 1 d))) in d
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in d
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* (hypot (/ 1 c) (/ 1 d)) (hypot (/ 1 c) (/ 1 d))) into (sqr (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (* (sqr (hypot (/ 1 c) (/ 1 d))) 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (* 0 (hypot (/ 1 c) (/ 1 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (hypot (/ 1 c) (/ 1 d))) 1) (* 0 0)) into (sqr (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) into (/ 1 (sqr (hypot (/ 1 c) (/ 1 d))))
* [misc]backup-simplify:  Simplify (- (/ 1 (sqr (hypot (/ 1 c) (/ 1 d))))) into (- (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))))
* [misc]backup-simplify:  Simplify (- (/ 1 (sqr (hypot (/ 1 c) (/ 1 d))))) into (- (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))))
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (hypot (/ 1 c) (/ 1 d))) 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))) (* 0 (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (* 0 (hypot (/ 1 c) (/ 1 d)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) into (/ 1 (sqr (hypot (/ 1 c) (/ 1 d))))
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 c) (/ 0 c)) (* 0 (/ 0 c)) (* 0 (/ 0 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 c))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)) (* 0 (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 a) (/ 0 a)) (* 0 (/ 0 a)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 a) 0) (+ (* 0 0) (* 0 (/ 1 d)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (sqr (hypot (/ 1 c) (/ 1 d)))) (+ (* (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) c)) (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))) (* (- (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a)))) (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))) (* 0 (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 a)) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (* 0 (hypot (/ 1 c) (/ 1 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (hypot (/ 1 c) (/ 1 d))) 0) (* 0 (* d a))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a))) (/ 0 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a)))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (hypot (/ 1 c) (/ 1 d))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (hypot (/ 1 c) (/ 1 d))) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))) (* 0 (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))) (* 0 (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (* 0 (hypot (/ 1 c) (/ 1 d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (hypot (/ 1 c) (/ 1 d))) 0) (+ (* 0 d) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) d)) (/ 0 (* (sqr (hypot (/ 1 c) (/ 1 d))) d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (* 0 (hypot (/ 1 c) (/ 1 d))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))) (* 0 (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (* 0 (hypot (/ 1 c) (/ 1 d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (hypot (/ 1 c) (/ 1 d))) 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (* 0 (hypot (/ 1 c) (/ 1 d)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 c) (/ 0 c)) (* 0 (/ 0 c)) (* 0 (/ 0 c)) (* 0 (/ 0 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 c)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)) (* 0 (/ 0 d)) (* 0 (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 a) (/ 0 a)) (* 0 (/ 0 a)) (* 0 (/ 0 a)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 a) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (hypot (/ 1 c) (/ 1 d))))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (sqr (hypot (/ 1 c) (/ 1 d)))) (+ (* (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) c)) (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))) (* (- (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a)))) (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))) (* 0 (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))) (* 0 (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (* 0 a))) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (* 0 (hypot (/ 1 c) (/ 1 d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (hypot (/ 1 c) (/ 1 d))) 0) (+ (* 0 0) (* 0 (* d a)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a))) (/ 0 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a)))) (* 0 (/ 0 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a)))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (hypot (/ 1 c) (/ 1 d)))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (hypot (/ 1 c) (/ 1 d))) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))) (* 0 (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))) (* 0 (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))) (* 0 (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (hypot (/ 1 c) (/ 1 d))) 0) (+ (* 0 0) (+ (* 0 d) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) d)) (/ 0 (* (sqr (hypot (/ 1 c) (/ 1 d))) d))) (* 0 (/ 0 (* (sqr (hypot (/ 1 c) (/ 1 d))) d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))) (* 0 (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))) (* 0 (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) (* 1 (* 1 (* (/ 1 (/ 1 c)) (/ 1 (/ 1 b)))))) (* (- (/ 1 (sqr (hypot (/ 1 c) (/ 1 d))))) (* (/ 1 (/ 1 d)) (* (/ 1 (/ 1 a)) (* 1 1))))) into (- (/ (* b c) (sqr (hypot (/ 1 c) (/ 1 d)))) (/ (* d a) (sqr (hypot (/ 1 c) (/ 1 d)))))
* [misc]approximate:  Taking taylor expansion of (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (sqr (hypot (/ 1 (- c)) (/ 1 (- d))))) in (b c a d) around 0
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (sqr (hypot (/ 1 (- c)) (/ 1 (- d))))) in d
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in d
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in d
* [misc]taylor:  Taking taylor expansion of (- b) in d
* [misc]taylor:  Taking taylor expansion of b in d
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (/ 1 (- b)) into (/ -1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in d
* [misc]taylor:  Taking taylor expansion of (- c) in d
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in d
* [misc]taylor:  Taking taylor expansion of (- a) in d
* [misc]taylor:  Taking taylor expansion of a in d
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (/ 1 (- a)) into (/ -1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in d
* [misc]taylor:  Taking taylor expansion of (- d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ 1 (- c)) (/ 1 (- d)))) in d
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in d
* [misc]backup-simplify:  Simplify (hypot (/ 1 (- c)) (/ 1 (- d))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* (/ -1 a) -1) into (/ 1 a)
* [misc]backup-simplify:  Simplify (- (/ 1 a)) into (- (/ 1 a))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 a))) into (- (/ 1 a))
* [misc]backup-simplify:  Simplify (* (hypot (/ -1 c) (/ -1 d)) (hypot (/ -1 c) (/ -1 d))) into (sqr (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (/ (- (/ 1 a)) (sqr (hypot (/ -1 c) (/ -1 d)))) into (/ -1 (* a (sqr (hypot (/ -1 c) (/ -1 d)))))
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (sqr (hypot (/ 1 (- c)) (/ 1 (- d))))) in a
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in a
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in a
* [misc]taylor:  Taking taylor expansion of (- b) in a
* [misc]taylor:  Taking taylor expansion of b in a
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (/ 1 (- b)) into (/ -1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in a
* [misc]taylor:  Taking taylor expansion of (- c) in a
* [misc]taylor:  Taking taylor expansion of c in a
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in a
* [misc]taylor:  Taking taylor expansion of (- a) in a
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in a
* [misc]taylor:  Taking taylor expansion of (- d) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ 1 (- c)) (/ 1 (- d)))) in a
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in a
* [misc]backup-simplify:  Simplify (hypot (/ 1 (- c)) (/ 1 (- d))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* -1 (/ -1 d)) into (/ 1 d)
* [misc]backup-simplify:  Simplify (- (/ 1 d)) into (- (/ 1 d))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 d))) into (- (/ 1 d))
* [misc]backup-simplify:  Simplify (* (hypot (/ -1 c) (/ -1 d)) (hypot (/ -1 c) (/ -1 d))) into (sqr (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (/ (- (/ 1 d)) (sqr (hypot (/ -1 c) (/ -1 d)))) into (/ -1 (* d (sqr (hypot (/ -1 c) (/ -1 d)))))
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (sqr (hypot (/ 1 (- c)) (/ 1 (- d))))) in c
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in c
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in c
* [misc]taylor:  Taking taylor expansion of (- b) in c
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (/ 1 (- b)) into (/ -1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in c
* [misc]taylor:  Taking taylor expansion of (- c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in c
* [misc]taylor:  Taking taylor expansion of (- a) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (/ 1 (- a)) into (/ -1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in c
* [misc]taylor:  Taking taylor expansion of (- d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ 1 (- c)) (/ 1 (- d)))) in c
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in c
* [misc]backup-simplify:  Simplify (hypot (/ 1 (- c)) (/ 1 (- d))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* (/ -1 b) -1) into (/ 1 b)
* [misc]backup-simplify:  Simplify (+ (/ 1 b) 0) into (/ 1 b)
* [misc]backup-simplify:  Simplify (* (hypot (/ -1 c) (/ -1 d)) (hypot (/ -1 c) (/ -1 d))) into (sqr (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (/ (/ 1 b) (sqr (hypot (/ -1 c) (/ -1 d)))) into (/ 1 (* b (sqr (hypot (/ -1 c) (/ -1 d)))))
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (sqr (hypot (/ 1 (- c)) (/ 1 (- d))))) in b
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in b
* [misc]taylor:  Taking taylor expansion of (- b) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in b
* [misc]taylor:  Taking taylor expansion of (- c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in b
* [misc]taylor:  Taking taylor expansion of (- a) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (/ 1 (- a)) into (/ -1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in b
* [misc]taylor:  Taking taylor expansion of (- d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ 1 (- c)) (/ 1 (- d)))) in b
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in b
* [misc]backup-simplify:  Simplify (hypot (/ 1 (- c)) (/ 1 (- d))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* -1 (/ -1 c)) into (/ 1 c)
* [misc]backup-simplify:  Simplify (+ (/ 1 c) 0) into (/ 1 c)
* [misc]backup-simplify:  Simplify (* (hypot (/ -1 c) (/ -1 d)) (hypot (/ -1 c) (/ -1 d))) into (sqr (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (/ (/ 1 c) (sqr (hypot (/ -1 c) (/ -1 d)))) into (/ 1 (* c (sqr (hypot (/ -1 c) (/ -1 d)))))
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (sqr (hypot (/ 1 (- c)) (/ 1 (- d))))) in b
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in b
* [misc]taylor:  Taking taylor expansion of (- b) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in b
* [misc]taylor:  Taking taylor expansion of (- c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in b
* [misc]taylor:  Taking taylor expansion of (- a) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (/ 1 (- a)) into (/ -1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in b
* [misc]taylor:  Taking taylor expansion of (- d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ 1 (- c)) (/ 1 (- d)))) in b
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in b
* [misc]backup-simplify:  Simplify (hypot (/ 1 (- c)) (/ 1 (- d))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* -1 (/ -1 c)) into (/ 1 c)
* [misc]backup-simplify:  Simplify (+ (/ 1 c) 0) into (/ 1 c)
* [misc]backup-simplify:  Simplify (* (hypot (/ -1 c) (/ -1 d)) (hypot (/ -1 c) (/ -1 d))) into (sqr (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (/ (/ 1 c) (sqr (hypot (/ -1 c) (/ -1 d)))) into (/ 1 (* c (sqr (hypot (/ -1 c) (/ -1 d)))))
* [misc]taylor:  Taking taylor expansion of (/ 1 (* c (sqr (hypot (/ -1 c) (/ -1 d))))) in c
* [misc]taylor:  Taking taylor expansion of (* c (sqr (hypot (/ -1 c) (/ -1 d)))) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ -1 c) (/ -1 d))) in c
* [misc]taylor:  Taking taylor expansion of (hypot (/ -1 c) (/ -1 d)) in c
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* (hypot (/ -1 c) (/ -1 d)) (hypot (/ -1 c) (/ -1 d))) into (sqr (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (* 0 (sqr (hypot (/ -1 c) (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (* 0 (hypot (/ -1 c) (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 (sqr (hypot (/ -1 c) (/ -1 d))))) into (sqr (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) into (/ 1 (sqr (hypot (/ -1 c) (/ -1 d))))
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) in a
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ -1 c) (/ -1 d))) in a
* [misc]taylor:  Taking taylor expansion of (hypot (/ -1 c) (/ -1 d)) in a
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* (hypot (/ -1 c) (/ -1 d)) (hypot (/ -1 c) (/ -1 d))) into (sqr (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) into (/ 1 (sqr (hypot (/ -1 c) (/ -1 d))))
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 c) (/ 0 (- c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (* 0 (/ -1 c))) into 0
* [misc]backup-simplify:  Simplify (* (/ -1 a) (/ -1 d)) into (/ 1 (* d a))
* [misc]backup-simplify:  Simplify (- (/ 1 (* d a))) into (- (/ 1 (* d a)))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 (* d a)))) into (- (/ 1 (* d a)))
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (* 0 (hypot (/ -1 c) (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (- (/ (- (/ 1 (* d a))) (sqr (hypot (/ -1 c) (/ -1 d)))) (+ (* (/ 1 (* c (sqr (hypot (/ -1 c) (/ -1 d))))) (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))))) into (- (/ 1 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d)))))))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d))))))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d)))))) in c
* [misc]taylor:  Taking taylor expansion of (* d (* a (sqr (hypot (/ -1 c) (/ -1 d))))) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (* a (sqr (hypot (/ -1 c) (/ -1 d)))) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ -1 c) (/ -1 d))) in c
* [misc]taylor:  Taking taylor expansion of (hypot (/ -1 c) (/ -1 d)) in c
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* (hypot (/ -1 c) (/ -1 d)) (hypot (/ -1 c) (/ -1 d))) into (sqr (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (* a (sqr (hypot (/ -1 c) (/ -1 d)))) into (* a (sqr (hypot (/ -1 c) (/ -1 d))))
* [misc]backup-simplify:  Simplify (* d (* a (sqr (hypot (/ -1 c) (/ -1 d))))) into (* d (* a (sqr (hypot (/ -1 c) (/ -1 d)))))
* [misc]backup-simplify:  Simplify (/ 1 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d)))))) into (/ 1 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d))))))
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 (sqr (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) in d
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ -1 c) (/ -1 d))) in d
* [misc]taylor:  Taking taylor expansion of (hypot (/ -1 c) (/ -1 d)) in d
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* (hypot (/ -1 c) (/ -1 d)) (hypot (/ -1 c) (/ -1 d))) into (sqr (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) into (/ 1 (sqr (hypot (/ -1 c) (/ -1 d))))
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 c) (/ 0 (- c))) (* 0 (/ 0 (- c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (* 0 (/ -1 c)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d) (/ 0 (- d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 a) (/ 0 (- a))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 a) 0) (* 0 (/ -1 d))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (sqr (hypot (/ -1 c) (/ -1 d)))) (+ (* (/ 1 (* c (sqr (hypot (/ -1 c) (/ -1 d))))) (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))) (* (- (/ 1 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d))))))) (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 1 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d))))))) into (- (/ 1 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d)))))))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d))))))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d)))))) in a
* [misc]taylor:  Taking taylor expansion of (* d (* a (sqr (hypot (/ -1 c) (/ -1 d))))) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (* a (sqr (hypot (/ -1 c) (/ -1 d)))) in a
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ -1 c) (/ -1 d))) in a
* [misc]taylor:  Taking taylor expansion of (hypot (/ -1 c) (/ -1 d)) in a
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* (hypot (/ -1 c) (/ -1 d)) (hypot (/ -1 c) (/ -1 d))) into (sqr (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (* 0 (sqr (hypot (/ -1 c) (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (* d 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (* 0 (hypot (/ -1 c) (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 (sqr (hypot (/ -1 c) (/ -1 d))))) into (sqr (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (+ (* d (sqr (hypot (/ -1 c) (/ -1 d)))) (* 0 0)) into (* d (sqr (hypot (/ -1 c) (/ -1 d))))
* [misc]backup-simplify:  Simplify (/ 1 (* d (sqr (hypot (/ -1 c) (/ -1 d))))) into (/ 1 (* d (sqr (hypot (/ -1 c) (/ -1 d)))))
* [misc]backup-simplify:  Simplify (- (/ 1 (* d (sqr (hypot (/ -1 c) (/ -1 d)))))) into (- (/ 1 (* d (sqr (hypot (/ -1 c) (/ -1 d))))))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* d (sqr (hypot (/ -1 c) (/ -1 d)))))) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d (sqr (hypot (/ -1 c) (/ -1 d))))) in d
* [misc]taylor:  Taking taylor expansion of (* d (sqr (hypot (/ -1 c) (/ -1 d)))) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ -1 c) (/ -1 d))) in d
* [misc]taylor:  Taking taylor expansion of (hypot (/ -1 c) (/ -1 d)) in d
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* (hypot (/ -1 c) (/ -1 d)) (hypot (/ -1 c) (/ -1 d))) into (sqr (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (* 0 (sqr (hypot (/ -1 c) (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (* 0 (hypot (/ -1 c) (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 (sqr (hypot (/ -1 c) (/ -1 d))))) into (sqr (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) into (/ 1 (sqr (hypot (/ -1 c) (/ -1 d))))
* [misc]backup-simplify:  Simplify (- (/ 1 (sqr (hypot (/ -1 c) (/ -1 d))))) into (- (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))))
* [misc]backup-simplify:  Simplify (- (/ 1 (sqr (hypot (/ -1 c) (/ -1 d))))) into (- (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))))
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 (sqr (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))) (* 0 (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (* 0 (hypot (/ -1 c) (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) into (/ 1 (sqr (hypot (/ -1 c) (/ -1 d))))
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 c) (/ 0 (- c))) (* 0 (/ 0 (- c))) (* 0 (/ 0 (- c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ -1 c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d) (/ 0 (- d))) (* 0 (/ 0 (- d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 a) (/ 0 (- a))) (* 0 (/ 0 (- a))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 a) 0) (+ (* 0 0) (* 0 (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (sqr (hypot (/ -1 c) (/ -1 d)))) (+ (* (/ 1 (* c (sqr (hypot (/ -1 c) (/ -1 d))))) (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))) (* (- (/ 1 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d))))))) (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))) (* 0 (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (* 0 (hypot (/ -1 c) (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* a 0) (* 0 (sqr (hypot (/ -1 c) (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 (* a (sqr (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d)))))) (/ 0 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d))))))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (sqr (hypot (/ -1 c) (/ -1 d)))))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))) (* 0 (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))) (* 0 (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 (sqr (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 (sqr (hypot (/ -1 c) (/ -1 d)))) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d (sqr (hypot (/ -1 c) (/ -1 d))))) (/ 0 (* d (sqr (hypot (/ -1 c) (/ -1 d)))))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))) (* 0 (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 (sqr (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (* 0 (hypot (/ -1 c) (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 c) (/ 0 (- c))) (* 0 (/ 0 (- c))) (* 0 (/ 0 (- c))) (* 0 (/ 0 (- c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ -1 c)))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d) (/ 0 (- d))) (* 0 (/ 0 (- d))) (* 0 (/ 0 (- d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 a) (/ 0 (- a))) (* 0 (/ 0 (- a))) (* 0 (/ 0 (- a))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 a) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (sqr (hypot (/ -1 c) (/ -1 d)))) (+ (* (/ 1 (* c (sqr (hypot (/ -1 c) (/ -1 d))))) (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))) (* (- (/ 1 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d))))))) (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))) (* 0 (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))) (* 0 (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* a 0) (+ (* 0 0) (* 0 (sqr (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (* 0 (* a (sqr (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d)))))) (/ 0 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d))))))) (* 0 (/ 0 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d))))))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d)))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (sqr (hypot (/ -1 c) (/ -1 d))))))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))) (* 0 (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))) (* 0 (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))) (* 0 (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 (sqr (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (+ (* 0 (sqr (hypot (/ -1 c) (/ -1 d)))) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d (sqr (hypot (/ -1 c) (/ -1 d))))) (/ 0 (* d (sqr (hypot (/ -1 c) (/ -1 d)))))) (* 0 (/ 0 (* d (sqr (hypot (/ -1 c) (/ -1 d)))))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))) (* 0 (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))) (* 0 (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) (* 1 (* 1 (* (/ 1 (/ 1 (- c))) (/ 1 (/ 1 (- b))))))) (* (- (/ 1 (sqr (hypot (/ -1 c) (/ -1 d))))) (* (/ 1 (/ 1 (- d))) (* (/ 1 (/ 1 (- a))) (* 1 1))))) into (- (/ (* b c) (sqr (hypot (/ -1 c) (/ -1 d)))) (/ (* d a) (sqr (hypot (/ -1 c) (/ -1 d)))))
* [misc]approximate:  Taking taylor expansion of (- (* b c) (* a d)) in (b c a d) around 0
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in d
* [misc]taylor:  Taking taylor expansion of (* b c) in d
* [misc]taylor:  Taking taylor expansion of b in d
* [misc]backup-simplify:  Simplify b into b
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (* a d) in d
* [misc]taylor:  Taking taylor expansion of a in d
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in a
* [misc]taylor:  Taking taylor expansion of (* b c) in a
* [misc]taylor:  Taking taylor expansion of b in a
* [misc]backup-simplify:  Simplify b into b
* [misc]taylor:  Taking taylor expansion of c in a
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (* a d) in a
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in c
* [misc]taylor:  Taking taylor expansion of (* b c) in c
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (* a d) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in b
* [misc]taylor:  Taking taylor expansion of (* b c) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (* a d) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in b
* [misc]taylor:  Taking taylor expansion of (* b c) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (* a d) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (* 0 c) into 0
* [misc]backup-simplify:  Simplify (* a d) into (* d a)
* [misc]backup-simplify:  Simplify (- (* d a)) into (- (* d a))
* [misc]backup-simplify:  Simplify (+ 0 (- (* d a))) into (- (* d a))
* [misc]taylor:  Taking taylor expansion of (- (* d a)) in c
* [misc]taylor:  Taking taylor expansion of (* d a) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (* d a) into (* d a)
* [misc]backup-simplify:  Simplify (- (* d a)) into (- (* d a))
* [misc]taylor:  Taking taylor expansion of (- (* d a)) in a
* [misc]taylor:  Taking taylor expansion of (* d a) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* d 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 c)) into c
* [misc]backup-simplify:  Simplify (+ (* a 0) (* 0 d)) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ c 0) into c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 a)) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 1) (* 0 0)) into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]taylor:  Taking taylor expansion of (- d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 c))) into 0
* [misc]backup-simplify:  Simplify (+ (* a 0) (+ (* 0 0) (* 0 d))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]approximate:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in (b c a d) around 0
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in d
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in d
* [misc]taylor:  Taking taylor expansion of b in d
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (/ 1 b) into (/ 1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in d
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in d
* [misc]taylor:  Taking taylor expansion of a in d
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (/ 1 a) into (/ 1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in a
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in a
* [misc]taylor:  Taking taylor expansion of b in a
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (/ 1 b) into (/ 1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in a
* [misc]taylor:  Taking taylor expansion of c in a
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in a
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in c
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in c
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (/ 1 b) into (/ 1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (/ 1 a) into (/ 1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (/ 1 a) into (/ 1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (/ 1 a) into (/ 1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]backup-simplify:  Simplify (* 1 (/ 1 c)) into (/ 1 c)
* [misc]backup-simplify:  Simplify (+ (/ 1 c) 0) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of 1 in a
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 c) (/ 0 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 (/ 1 c))) into 0
* [misc]backup-simplify:  Simplify (* (/ 1 a) (/ 1 d)) into (/ 1 (* d a))
* [misc]backup-simplify:  Simplify (- (/ 1 (* d a))) into (- (/ 1 (* d a)))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 (* d a)))) into (- (/ 1 (* d a)))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* d a))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d a)) in c
* [misc]taylor:  Taking taylor expansion of (* d a) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (* d a) into (* d a)
* [misc]backup-simplify:  Simplify (/ 1 (* d a)) into (/ 1 (* d a))
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 1 in d
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 c) (/ 0 c)) (* 0 (/ 0 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 (/ 1 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 a) (/ 0 a)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 a) 0) (* 0 (/ 1 d))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 1 (* d a))) into (- (/ 1 (* d a)))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* d a))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d a)) in a
* [misc]taylor:  Taking taylor expansion of (* d a) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* d 0) into 0
* [misc]backup-simplify:  Simplify (+ (* d 1) (* 0 0)) into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]backup-simplify:  Simplify (- (/ 1 d)) into (- (/ 1 d))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d)) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 c) (/ 0 c)) (* 0 (/ 0 c)) (* 0 (/ 0 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 c))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)) (* 0 (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 a) (/ 0 a)) (* 0 (/ 0 a)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 a) 0) (+ (* 0 0) (* 0 (/ 1 d)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 a)) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d a)) (/ 0 (* d a))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 c) (/ 0 c)) (* 0 (/ 0 c)) (* 0 (/ 0 c)) (* 0 (/ 0 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 c)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)) (* 0 (/ 0 d)) (* 0 (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 a) (/ 0 a)) (* 0 (/ 0 a)) (* 0 (/ 0 a)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 a) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (* 0 a))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d a)) (/ 0 (* d a))) (* 0 (/ 0 (* d a))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)) (* 0 (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 1 (* 1 (* 1 (* (/ 1 (/ 1 c)) (/ 1 (/ 1 b)))))) (* -1 (* (/ 1 (/ 1 d)) (* (/ 1 (/ 1 a)) (* 1 1))))) into (- (* b c) (* d a))
* [misc]approximate:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in (b c a d) around 0
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in d
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in d
* [misc]taylor:  Taking taylor expansion of (- b) in d
* [misc]taylor:  Taking taylor expansion of b in d
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (/ 1 (- b)) into (/ -1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in d
* [misc]taylor:  Taking taylor expansion of (- c) in d
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in d
* [misc]taylor:  Taking taylor expansion of (- a) in d
* [misc]taylor:  Taking taylor expansion of a in d
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (/ 1 (- a)) into (/ -1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in d
* [misc]taylor:  Taking taylor expansion of (- d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in a
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in a
* [misc]taylor:  Taking taylor expansion of (- b) in a
* [misc]taylor:  Taking taylor expansion of b in a
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (/ 1 (- b)) into (/ -1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in a
* [misc]taylor:  Taking taylor expansion of (- c) in a
* [misc]taylor:  Taking taylor expansion of c in a
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in a
* [misc]taylor:  Taking taylor expansion of (- a) in a
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in a
* [misc]taylor:  Taking taylor expansion of (- d) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in c
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in c
* [misc]taylor:  Taking taylor expansion of (- b) in c
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (/ 1 (- b)) into (/ -1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in c
* [misc]taylor:  Taking taylor expansion of (- c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in c
* [misc]taylor:  Taking taylor expansion of (- a) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (/ 1 (- a)) into (/ -1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in c
* [misc]taylor:  Taking taylor expansion of (- d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in b
* [misc]taylor:  Taking taylor expansion of (- b) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in b
* [misc]taylor:  Taking taylor expansion of (- c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in b
* [misc]taylor:  Taking taylor expansion of (- a) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (/ 1 (- a)) into (/ -1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in b
* [misc]taylor:  Taking taylor expansion of (- d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in b
* [misc]taylor:  Taking taylor expansion of (- b) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in b
* [misc]taylor:  Taking taylor expansion of (- c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in b
* [misc]taylor:  Taking taylor expansion of (- a) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (/ 1 (- a)) into (/ -1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in b
* [misc]taylor:  Taking taylor expansion of (- d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]backup-simplify:  Simplify (* -1 (/ -1 c)) into (/ 1 c)
* [misc]backup-simplify:  Simplify (+ (/ 1 c) 0) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of 1 in a
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 c) (/ 0 (- c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (* 0 (/ -1 c))) into 0
* [misc]backup-simplify:  Simplify (* (/ -1 a) (/ -1 d)) into (/ 1 (* d a))
* [misc]backup-simplify:  Simplify (- (/ 1 (* d a))) into (- (/ 1 (* d a)))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 (* d a)))) into (- (/ 1 (* d a)))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* d a))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d a)) in c
* [misc]taylor:  Taking taylor expansion of (* d a) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (* d a) into (* d a)
* [misc]backup-simplify:  Simplify (/ 1 (* d a)) into (/ 1 (* d a))
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 1 in d
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 c) (/ 0 (- c))) (* 0 (/ 0 (- c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (* 0 (/ -1 c)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d) (/ 0 (- d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 a) (/ 0 (- a))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 a) 0) (* 0 (/ -1 d))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 1 (* d a))) into (- (/ 1 (* d a)))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* d a))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d a)) in a
* [misc]taylor:  Taking taylor expansion of (* d a) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* d 0) into 0
* [misc]backup-simplify:  Simplify (+ (* d 1) (* 0 0)) into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]backup-simplify:  Simplify (- (/ 1 d)) into (- (/ 1 d))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d)) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 c) (/ 0 (- c))) (* 0 (/ 0 (- c))) (* 0 (/ 0 (- c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ -1 c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d) (/ 0 (- d))) (* 0 (/ 0 (- d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 a) (/ 0 (- a))) (* 0 (/ 0 (- a))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 a) 0) (+ (* 0 0) (* 0 (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 a)) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d a)) (/ 0 (* d a))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 c) (/ 0 (- c))) (* 0 (/ 0 (- c))) (* 0 (/ 0 (- c))) (* 0 (/ 0 (- c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ -1 c)))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d) (/ 0 (- d))) (* 0 (/ 0 (- d))) (* 0 (/ 0 (- d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 a) (/ 0 (- a))) (* 0 (/ 0 (- a))) (* 0 (/ 0 (- a))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 a) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (* 0 a))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d a)) (/ 0 (* d a))) (* 0 (/ 0 (* d a))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)) (* 0 (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 1 (* 1 (* 1 (* (/ 1 (/ 1 (- c))) (/ 1 (/ 1 (- b))))))) (* -1 (* (/ 1 (/ 1 (- d))) (* (/ 1 (/ 1 (- a))) (* 1 1))))) into (- (* b c) (* d a))
* [misc]approximate:  Taking taylor expansion of (hypot c d) in (c d) around 0
* [misc]taylor:  Taking taylor expansion of (hypot c d) in d
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]taylor:  Taking taylor expansion of (hypot c d) in c
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]taylor:  Taking taylor expansion of (hypot c d) in c
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]taylor:  Taking taylor expansion of (hypot c d) in d
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]approximate:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in (c d) around 0
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in d
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in c
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in c
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in d
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]approximate:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in (c d) around 0
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in d
* [misc]backup-simplify:  Simplify (hypot (/ 1 (- c)) (/ 1 (- d))) into (hypot (/ -1 c) (/ -1 d))
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in c
* [misc]backup-simplify:  Simplify (hypot (/ 1 (- c)) (/ 1 (- d))) into (hypot (/ -1 c) (/ -1 d))
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in c
* [misc]backup-simplify:  Simplify (hypot (/ 1 (- c)) (/ 1 (- d))) into (hypot (/ -1 c) (/ -1 d))
* [misc]taylor:  Taking taylor expansion of (hypot (/ -1 c) (/ -1 d)) in d
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* * * [misc]progress:  tayloring alt 3 of 10
* [misc]approximate:  Taking taylor expansion of (sqr (sqrt (/ (- (* b c) (* a d)) (hypot c d)))) in (b c a d) around 0
* [misc]taylor:  Taking taylor expansion of (sqr (sqrt (/ (- (* b c) (* a d)) (hypot c d)))) in d
* [misc]taylor:  Taking taylor expansion of (sqrt (/ (- (* b c) (* a d)) (hypot c d))) in d
* [misc]taylor:  Taking taylor expansion of (/ (- (* b c) (* a d)) (hypot c d)) in d
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in d
* [misc]taylor:  Taking taylor expansion of (* b c) in d
* [misc]taylor:  Taking taylor expansion of b in d
* [misc]backup-simplify:  Simplify b into b
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (* a d) in d
* [misc]taylor:  Taking taylor expansion of a in d
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (hypot c d) in d
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* b c) into (* b c)
* [misc]backup-simplify:  Simplify (* a 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ (* b c) 0) into (* b c)
* [misc]backup-simplify:  Simplify (/ (* b c) (hypot c d)) into (/ (* b c) (hypot c d))
* [misc]backup-simplify:  Simplify (sqrt (/ (* b c) (hypot c d))) into (sqrt (/ (* b c) (hypot c d)))
* [misc]backup-simplify:  Simplify (+ (* b 0) (* 0 c)) into 0
* [misc]backup-simplify:  Simplify (+ (* a 1) (* 0 0)) into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (+ 0 (- a)) into (- a)
* [misc]backup-simplify:  Simplify (- (/ (- a) (hypot c d)) (+ (* (/ (* b c) (hypot c d)) (/ 0 (hypot c d))))) into (- (/ a (hypot c d)))
* [misc]backup-simplify:  Simplify (/ (- (/ a (hypot c d))) (* 2 (sqrt (/ (* b c) (hypot c d))))) into (* -1/2 (* (sqrt (/ 1 (* (hypot c d) (* b c)))) a))
* [misc]taylor:  Taking taylor expansion of (sqr (sqrt (/ (- (* b c) (* a d)) (hypot c d)))) in a
* [misc]taylor:  Taking taylor expansion of (sqrt (/ (- (* b c) (* a d)) (hypot c d))) in a
* [misc]taylor:  Taking taylor expansion of (/ (- (* b c) (* a d)) (hypot c d)) in a
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in a
* [misc]taylor:  Taking taylor expansion of (* b c) in a
* [misc]taylor:  Taking taylor expansion of b in a
* [misc]backup-simplify:  Simplify b into b
* [misc]taylor:  Taking taylor expansion of c in a
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (* a d) in a
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (hypot c d) in a
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* b c) into (* b c)
* [misc]backup-simplify:  Simplify (* 0 d) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ (* b c) 0) into (* b c)
* [misc]backup-simplify:  Simplify (/ (* b c) (hypot c d)) into (/ (* b c) (hypot c d))
* [misc]backup-simplify:  Simplify (sqrt (/ (* b c) (hypot c d))) into (sqrt (/ (* b c) (hypot c d)))
* [misc]backup-simplify:  Simplify (+ (* b 0) (* 0 c)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 d)) into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (+ 0 (- d)) into (- d)
* [misc]backup-simplify:  Simplify (- (/ (- d) (hypot c d)) (+ (* (/ (* b c) (hypot c d)) (/ 0 (hypot c d))))) into (- (/ d (hypot c d)))
* [misc]backup-simplify:  Simplify (/ (- (/ d (hypot c d))) (* 2 (sqrt (/ (* b c) (hypot c d))))) into (* -1/2 (* (sqrt (/ 1 (* (hypot c d) (* b c)))) d))
* [misc]taylor:  Taking taylor expansion of (sqr (sqrt (/ (- (* b c) (* a d)) (hypot c d)))) in c
* [misc]taylor:  Taking taylor expansion of (sqrt (/ (- (* b c) (* a d)) (hypot c d))) in c
* [misc]taylor:  Taking taylor expansion of (/ (- (* b c) (* a d)) (hypot c d)) in c
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in c
* [misc]taylor:  Taking taylor expansion of (* b c) in c
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (* a d) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (hypot c d) in c
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* b 0) into 0
* [misc]backup-simplify:  Simplify (* a d) into (* d a)
* [misc]backup-simplify:  Simplify (- (* d a)) into (- (* d a))
* [misc]backup-simplify:  Simplify (+ 0 (- (* d a))) into (- (* d a))
* [misc]backup-simplify:  Simplify (/ (- (* d a)) (hypot c d)) into (* -1 (/ (* d a) (hypot c d)))
* [misc]backup-simplify:  Simplify (sqrt (* -1 (/ (* d a) (hypot c d)))) into (sqrt (* -1 (/ (* d a) (hypot c d))))
* [misc]backup-simplify:  Simplify (+ (* b 1) (* 0 0)) into b
* [misc]backup-simplify:  Simplify (+ (* a 0) (* 0 d)) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ b 0) into b
* [misc]backup-simplify:  Simplify (- (/ b (hypot c d)) (+ (* (* -1 (/ (* d a) (hypot c d))) (/ 0 (hypot c d))))) into (/ b (hypot c d))
* [misc]backup-simplify:  Simplify (/ (/ b (hypot c d)) (* 2 (sqrt (* -1 (/ (* d a) (hypot c d)))))) into (* 1/2 (/ b (* (sqrt (* -1 (/ (* d a) (hypot c d)))) (hypot c d))))
* [misc]taylor:  Taking taylor expansion of (sqr (sqrt (/ (- (* b c) (* a d)) (hypot c d)))) in b
* [misc]taylor:  Taking taylor expansion of (sqrt (/ (- (* b c) (* a d)) (hypot c d))) in b
* [misc]taylor:  Taking taylor expansion of (/ (- (* b c) (* a d)) (hypot c d)) in b
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in b
* [misc]taylor:  Taking taylor expansion of (* b c) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (* a d) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (hypot c d) in b
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* 0 c) into 0
* [misc]backup-simplify:  Simplify (* a d) into (* d a)
* [misc]backup-simplify:  Simplify (- (* d a)) into (- (* d a))
* [misc]backup-simplify:  Simplify (+ 0 (- (* d a))) into (- (* d a))
* [misc]backup-simplify:  Simplify (/ (- (* d a)) (hypot c d)) into (* -1 (/ (* d a) (hypot c d)))
* [misc]backup-simplify:  Simplify (sqrt (* -1 (/ (* d a) (hypot c d)))) into (sqrt (* -1 (/ (* d a) (hypot c d))))
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 c)) into c
* [misc]backup-simplify:  Simplify (+ (* a 0) (* 0 d)) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ c 0) into c
* [misc]backup-simplify:  Simplify (- (/ c (hypot c d)) (+ (* (* -1 (/ (* d a) (hypot c d))) (/ 0 (hypot c d))))) into (/ c (hypot c d))
* [misc]backup-simplify:  Simplify (/ (/ c (hypot c d)) (* 2 (sqrt (* -1 (/ (* d a) (hypot c d)))))) into (* 1/2 (/ c (* (sqrt (* -1 (/ (* d a) (hypot c d)))) (hypot c d))))
* [misc]taylor:  Taking taylor expansion of (sqr (sqrt (/ (- (* b c) (* a d)) (hypot c d)))) in b
* [misc]taylor:  Taking taylor expansion of (sqrt (/ (- (* b c) (* a d)) (hypot c d))) in b
* [misc]taylor:  Taking taylor expansion of (/ (- (* b c) (* a d)) (hypot c d)) in b
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in b
* [misc]taylor:  Taking taylor expansion of (* b c) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (* a d) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (hypot c d) in b
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* 0 c) into 0
* [misc]backup-simplify:  Simplify (* a d) into (* d a)
* [misc]backup-simplify:  Simplify (- (* d a)) into (- (* d a))
* [misc]backup-simplify:  Simplify (+ 0 (- (* d a))) into (- (* d a))
* [misc]backup-simplify:  Simplify (/ (- (* d a)) (hypot c d)) into (* -1 (/ (* d a) (hypot c d)))
* [misc]backup-simplify:  Simplify (sqrt (* -1 (/ (* d a) (hypot c d)))) into (sqrt (* -1 (/ (* d a) (hypot c d))))
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 c)) into c
* [misc]backup-simplify:  Simplify (+ (* a 0) (* 0 d)) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ c 0) into c
* [misc]backup-simplify:  Simplify (- (/ c (hypot c d)) (+ (* (* -1 (/ (* d a) (hypot c d))) (/ 0 (hypot c d))))) into (/ c (hypot c d))
* [misc]backup-simplify:  Simplify (/ (/ c (hypot c d)) (* 2 (sqrt (* -1 (/ (* d a) (hypot c d)))))) into (* 1/2 (/ c (* (sqrt (* -1 (/ (* d a) (hypot c d)))) (hypot c d))))
* [misc]backup-simplify:  Simplify (* (sqrt (* -1 (/ (* d a) (hypot c d)))) (sqrt (* -1 (/ (* d a) (hypot c d))))) into (sqr (sqrt (* -1 (/ (* d a) (hypot c d)))))
* [misc]taylor:  Taking taylor expansion of (sqr (sqrt (* -1 (/ (* d a) (hypot c d))))) in c
* [misc]taylor:  Taking taylor expansion of (sqrt (* -1 (/ (* d a) (hypot c d)))) in c
* [misc]taylor:  Taking taylor expansion of (* -1 (/ (* d a) (hypot c d))) in c
* [misc]taylor:  Taking taylor expansion of -1 in c
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]taylor:  Taking taylor expansion of (/ (* d a) (hypot c d)) in c
* [misc]taylor:  Taking taylor expansion of (* d a) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of (hypot c d) in c
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* d a) into (* d a)
* [misc]backup-simplify:  Simplify (/ (* d a) (hypot c d)) into (/ (* d a) (hypot c d))
* [misc]backup-simplify:  Simplify (* -1 (/ (* d a) (hypot c d))) into (* -1 (/ (* d a) (hypot c d)))
* [misc]backup-simplify:  Simplify (sqrt (* -1 (/ (* d a) (hypot c d)))) into (sqrt (* -1 (/ (* d a) (hypot c d))))
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 a)) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot c d)) (+ (* (/ (* d a) (hypot c d)) (/ 0 (hypot c d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (* 0 (/ (* d a) (hypot c d)))) into 0
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (* -1 (/ (* d a) (hypot c d)))))) into 0
* [misc]backup-simplify:  Simplify (* (sqrt (* -1 (/ (* d a) (hypot c d)))) (sqrt (* -1 (/ (* d a) (hypot c d))))) into (sqr (sqrt (* -1 (/ (* d a) (hypot c d)))))
* [misc]taylor:  Taking taylor expansion of (sqr (sqrt (* -1 (/ (* d a) (hypot c d))))) in a
* [misc]taylor:  Taking taylor expansion of (sqrt (* -1 (/ (* d a) (hypot c d)))) in a
* [misc]taylor:  Taking taylor expansion of (* -1 (/ (* d a) (hypot c d))) in a
* [misc]taylor:  Taking taylor expansion of -1 in a
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]taylor:  Taking taylor expansion of (/ (* d a) (hypot c d)) in a
* [misc]taylor:  Taking taylor expansion of (* d a) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (hypot c d) in a
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* d 0) into 0
* [misc]backup-simplify:  Simplify (+ (* d 1) (* 0 0)) into d
* [misc]backup-simplify:  Simplify (/ d (hypot c d)) into (/ d (hypot c d))
* [misc]backup-simplify:  Simplify (* -1 (/ d (hypot c d))) into (* -1 (/ d (hypot c d)))
* [misc]backup-simplify:  Simplify (sqrt 0) into 0
* [misc]backup-simplify:  Simplify (/ (* -1 (/ d (hypot c d))) (* 2 (sqrt 0))) into (* +nan.0 (/ d (hypot c d)))
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (sqrt (* -1 (/ (* d a) (hypot c d)))) (* 1/2 (/ c (* (sqrt (* -1 (/ (* d a) (hypot c d)))) (hypot c d))))) (* (* 1/2 (/ c (* (sqrt (* -1 (/ (* d a) (hypot c d)))) (hypot c d)))) (sqrt (* -1 (/ (* d a) (hypot c d)))))) into (/ c (hypot c d))
* [misc]taylor:  Taking taylor expansion of (/ c (hypot c d)) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (hypot c d) in c
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (/ 1 (hypot c d)) into (/ 1 (hypot c d))
* [misc]backup-simplify:  Simplify (+ (* (sqrt (* -1 (/ (* d a) (hypot c d)))) 0) (* 0 (sqrt (* -1 (/ (* d a) (hypot c d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 (* +nan.0 (/ d (hypot c d)))) (* (* +nan.0 (/ d (hypot c d))) 0)) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 c))) into 0
* [misc]backup-simplify:  Simplify (+ (* a 0) (+ (* 0 0) (* 0 d))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot c d)) (+ (* (* -1 (/ (* d a) (hypot c d))) (/ 0 (hypot c d))) (* (/ c (hypot c d)) (/ 0 (hypot c d))))) into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (sqr (* 1/2 (/ c (* (sqrt (* -1 (/ (* d a) (hypot c d)))) (hypot c d))))) (+)) (* 2 (sqrt (* -1 (/ (* d a) (hypot c d)))))) into (* -1/8 (/ (sqr c) (* (pow (sqrt (* -1 (/ (* d a) (hypot c d)))) 3) (sqr (hypot c d)))))
* [misc]backup-simplify:  Simplify (+ (* (sqrt (* -1 (/ (* d a) (hypot c d)))) (* -1/8 (/ (sqr c) (* (pow (sqrt (* -1 (/ (* d a) (hypot c d)))) 3) (sqr (hypot c d)))))) (+ (* (* 1/2 (/ c (* (sqrt (* -1 (/ (* d a) (hypot c d)))) (hypot c d)))) (* 1/2 (/ c (* (sqrt (* -1 (/ (* d a) (hypot c d)))) (hypot c d))))) (* (* -1/8 (/ (sqr c) (* (pow (sqrt (* -1 (/ (* d a) (hypot c d)))) 3) (sqr (hypot c d))))) (sqrt (* -1 (/ (* d a) (hypot c d))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of (/ 1 (hypot c d)) in a
* [misc]taylor:  Taking taylor expansion of (hypot c d) in a
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (/ 1 (hypot c d)) into (/ 1 (hypot c d))
* [misc]taylor:  Taking taylor expansion of (/ 1 (hypot c d)) in d
* [misc]taylor:  Taking taylor expansion of (hypot c d) in d
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (/ 1 (hypot c d)) into (/ 1 (hypot c d))
* [misc]backup-simplify:  Simplify (/ 1 (hypot c d)) into (/ 1 (hypot c d))
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (* 0 a))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot c d)) (+ (* (/ (* d a) (hypot c d)) (/ 0 (hypot c d))) (* 0 (/ 0 (hypot c d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (* 0 (/ (* d a) (hypot c d))))) into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (sqr 0) (+)) (* 2 (sqrt (* -1 (/ (* d a) (hypot c d)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqrt (* -1 (/ (* d a) (hypot c d)))) 0) (+ (* 0 0) (* 0 (sqrt (* -1 (/ (* d a) (hypot c d))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot c d)) (+ (* (/ d (hypot c d)) (/ 0 (hypot c d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (* 0 (/ d (hypot c d)))) into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (sqr (* +nan.0 (/ d (hypot c d)))) (+)) (* 2 0)) into (* +nan.0 (/ (sqr d) (sqr (hypot c d))))
* [misc]backup-simplify:  Simplify (+ (* 0 (* +nan.0 (/ (sqr d) (sqr (hypot c d))))) (+ (* (* +nan.0 (/ d (hypot c d))) (* +nan.0 (/ d (hypot c d)))) (* (* +nan.0 (/ (sqr d) (sqr (hypot c d)))) 0))) into (- (* +nan.0 (/ (sqr d) (sqr (hypot c d)))))
* [misc]taylor:  Taking taylor expansion of (- (* +nan.0 (/ (sqr d) (sqr (hypot c d))))) in d
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (/ (sqr d) (sqr (hypot c d)))) in d
* [misc]taylor:  Taking taylor expansion of +nan.0 in d
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (/ (sqr d) (sqr (hypot c d))) in d
* [misc]taylor:  Taking taylor expansion of (sqr d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (sqr (hypot c d)) in d
* [misc]taylor:  Taking taylor expansion of (hypot c d) in d
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (* (hypot c d) (hypot c d)) into (sqr (hypot c d))
* [misc]backup-simplify:  Simplify (/ 1 (sqr (hypot c d))) into (/ 1 (sqr (hypot c d)))
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 c)))) into 0
* [misc]backup-simplify:  Simplify (+ (* a 0) (+ (* 0 0) (+ (* 0 0) (* 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot c d)) (+ (* (* -1 (/ (* d a) (hypot c d))) (/ 0 (hypot c d))) (* (/ c (hypot c d)) (/ 0 (hypot c d))) (* 0 (/ 0 (hypot c d))))) into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (+ (* 2 (* (* 1/2 (/ c (* (sqrt (* -1 (/ (* d a) (hypot c d)))) (hypot c d)))) (* -1/8 (/ (sqr c) (* (pow (sqrt (* -1 (/ (* d a) (hypot c d)))) 3) (sqr (hypot c d))))))))) (* 2 (sqrt (* -1 (/ (* d a) (hypot c d)))))) into (* 1/16 (/ (pow c 3) (* (pow (sqrt (* -1 (/ (* d a) (hypot c d)))) 5) (pow (hypot c d) 3))))
* [misc]backup-simplify:  Simplify (+ (* (sqrt (* -1 (/ (* d a) (hypot c d)))) (* 1/16 (/ (pow c 3) (* (pow (sqrt (* -1 (/ (* d a) (hypot c d)))) 5) (pow (hypot c d) 3))))) (+ (* (* 1/2 (/ c (* (sqrt (* -1 (/ (* d a) (hypot c d)))) (hypot c d)))) (* -1/8 (/ (sqr c) (* (pow (sqrt (* -1 (/ (* d a) (hypot c d)))) 3) (sqr (hypot c d)))))) (+ (* (* -1/8 (/ (sqr c) (* (pow (sqrt (* -1 (/ (* d a) (hypot c d)))) 3) (sqr (hypot c d))))) (* 1/2 (/ c (* (sqrt (* -1 (/ (* d a) (hypot c d)))) (hypot c d))))) (* (* 1/16 (/ (pow c 3) (* (pow (sqrt (* -1 (/ (* d a) (hypot c d)))) 5) (pow (hypot c d) 3)))) (sqrt (* -1 (/ (* d a) (hypot c d)))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (* (/ 1 (hypot c d)) (* 1 (* 1 (* c b)))) into (/ (* b c) (hypot c d))
* [misc]approximate:  Taking taylor expansion of (sqr (sqrt (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))))) in (b c a d) around 0
* [misc]taylor:  Taking taylor expansion of (sqr (sqrt (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))))) in d
* [misc]taylor:  Taking taylor expansion of (sqrt (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d)))) in d
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))) in d
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in d
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in d
* [misc]taylor:  Taking taylor expansion of b in d
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (/ 1 b) into (/ 1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in d
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in d
* [misc]taylor:  Taking taylor expansion of a in d
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (/ 1 a) into (/ 1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in d
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (* (/ 1 a) 1) into (/ 1 a)
* [misc]backup-simplify:  Simplify (- (/ 1 a)) into (- (/ 1 a))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 a))) into (- (/ 1 a))
* [misc]backup-simplify:  Simplify (/ (- (/ 1 a)) (hypot (/ 1 c) (/ 1 d))) into (/ -1 (* (hypot (/ 1 c) (/ 1 d)) a))
* [misc]backup-simplify:  Simplify (sqrt 0) into 0
* [misc]backup-simplify:  Simplify (/ (/ -1 (* (hypot (/ 1 c) (/ 1 d)) a)) (* 2 (sqrt 0))) into (/ +nan.0 (* (hypot (/ 1 c) (/ 1 d)) a))
* [misc]taylor:  Taking taylor expansion of (sqr (sqrt (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))))) in a
* [misc]taylor:  Taking taylor expansion of (sqrt (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d)))) in a
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))) in a
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in a
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in a
* [misc]taylor:  Taking taylor expansion of b in a
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (/ 1 b) into (/ 1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in a
* [misc]taylor:  Taking taylor expansion of c in a
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in a
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in a
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (* 1 (/ 1 d)) into (/ 1 d)
* [misc]backup-simplify:  Simplify (- (/ 1 d)) into (- (/ 1 d))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 d))) into (- (/ 1 d))
* [misc]backup-simplify:  Simplify (/ (- (/ 1 d)) (hypot (/ 1 c) (/ 1 d))) into (/ -1 (* (hypot (/ 1 c) (/ 1 d)) d))
* [misc]backup-simplify:  Simplify (sqrt 0) into 0
* [misc]backup-simplify:  Simplify (/ (/ -1 (* (hypot (/ 1 c) (/ 1 d)) d)) (* 2 (sqrt 0))) into (/ +nan.0 (* (hypot (/ 1 c) (/ 1 d)) d))
* [misc]taylor:  Taking taylor expansion of (sqr (sqrt (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))))) in c
* [misc]taylor:  Taking taylor expansion of (sqrt (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d)))) in c
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))) in c
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in c
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in c
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (/ 1 b) into (/ 1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (/ 1 a) into (/ 1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in c
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (* (/ 1 b) 1) into (/ 1 b)
* [misc]backup-simplify:  Simplify (+ (/ 1 b) 0) into (/ 1 b)
* [misc]backup-simplify:  Simplify (/ (/ 1 b) (hypot (/ 1 c) (/ 1 d))) into (/ 1 (* (hypot (/ 1 c) (/ 1 d)) b))
* [misc]backup-simplify:  Simplify (sqrt 0) into 0
* [misc]backup-simplify:  Simplify (/ (/ 1 (* (hypot (/ 1 c) (/ 1 d)) b)) (* 2 (sqrt 0))) into (/ +nan.0 (* (hypot (/ 1 c) (/ 1 d)) b))
* [misc]taylor:  Taking taylor expansion of (sqr (sqrt (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))))) in b
* [misc]taylor:  Taking taylor expansion of (sqrt (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d)))) in b
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))) in b
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (/ 1 a) into (/ 1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in b
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (* 1 (/ 1 c)) into (/ 1 c)
* [misc]backup-simplify:  Simplify (+ (/ 1 c) 0) into (/ 1 c)
* [misc]backup-simplify:  Simplify (/ (/ 1 c) (hypot (/ 1 c) (/ 1 d))) into (/ 1 (* (hypot (/ 1 c) (/ 1 d)) c))
* [misc]backup-simplify:  Simplify (sqrt 0) into 0
* [misc]backup-simplify:  Simplify (/ (/ 1 (* (hypot (/ 1 c) (/ 1 d)) c)) (* 2 (sqrt 0))) into (/ +nan.0 (* (hypot (/ 1 c) (/ 1 d)) c))
* [misc]taylor:  Taking taylor expansion of (sqr (sqrt (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))))) in b
* [misc]taylor:  Taking taylor expansion of (sqrt (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d)))) in b
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))) in b
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (/ 1 a) into (/ 1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in b
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (* 1 (/ 1 c)) into (/ 1 c)
* [misc]backup-simplify:  Simplify (+ (/ 1 c) 0) into (/ 1 c)
* [misc]backup-simplify:  Simplify (/ (/ 1 c) (hypot (/ 1 c) (/ 1 d))) into (/ 1 (* (hypot (/ 1 c) (/ 1 d)) c))
* [misc]backup-simplify:  Simplify (sqrt 0) into 0
* [misc]backup-simplify:  Simplify (/ (/ 1 (* (hypot (/ 1 c) (/ 1 d)) c)) (* 2 (sqrt 0))) into (/ +nan.0 (* (hypot (/ 1 c) (/ 1 d)) c))
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 (/ +nan.0 (* (hypot (/ 1 c) (/ 1 d)) c))) (* (/ +nan.0 (* (hypot (/ 1 c) (/ 1 d)) c)) 0)) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 c) (/ 0 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 (/ 1 c))) into 0
* [misc]backup-simplify:  Simplify (* (/ 1 a) (/ 1 d)) into (/ 1 (* d a))
* [misc]backup-simplify:  Simplify (- (/ 1 (* d a))) into (- (/ 1 (* d a)))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 (* d a)))) into (- (/ 1 (* d a)))
* [misc]backup-simplify:  Simplify (- (/ (- (/ 1 (* d a))) (hypot (/ 1 c) (/ 1 d))) (+ (* (/ 1 (* (hypot (/ 1 c) (/ 1 d)) c)) (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into (- (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a))))
* [misc]backup-simplify:  Simplify (/ (- (- (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a)))) (sqr (/ +nan.0 (* (hypot (/ 1 c) (/ 1 d)) c))) (+)) (* 2 0)) into (* +nan.0 (+ (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (sqr c)))) (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a)))))
* [misc]backup-simplify:  Simplify (+ (* 0 (* +nan.0 (+ (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (sqr c)))) (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a)))))) (+ (* (/ +nan.0 (* (hypot (/ 1 c) (/ 1 d)) c)) (/ +nan.0 (* (hypot (/ 1 c) (/ 1 d)) c))) (* (* +nan.0 (+ (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (sqr c)))) (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a))))) 0))) into (- (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (sqr c)))))
* [misc]taylor:  Taking taylor expansion of (- (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (sqr c))))) in c
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (sqr c)))) in c
* [misc]taylor:  Taking taylor expansion of +nan.0 in c
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (sqr c))) in c
* [misc]taylor:  Taking taylor expansion of (* (sqr (hypot (/ 1 c) (/ 1 d))) (sqr c)) in c
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ 1 c) (/ 1 d))) in c
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in c
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]taylor:  Taking taylor expansion of (sqr c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* (hypot (/ 1 c) (/ 1 d)) (hypot (/ 1 c) (/ 1 d))) into (sqr (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (* (sqr (hypot (/ 1 c) (/ 1 d))) 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (* 0 (hypot (/ 1 c) (/ 1 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (hypot (/ 1 c) (/ 1 d))) 0) (* 0 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (* 0 (hypot (/ 1 c) (/ 1 d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (hypot (/ 1 c) (/ 1 d))) 1) (+ (* 0 0) (* 0 0))) into (sqr (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) into (/ 1 (sqr (hypot (/ 1 c) (/ 1 d))))
* [misc]backup-simplify:  Simplify (* +nan.0 (/ 1 (sqr (hypot (/ 1 c) (/ 1 d))))) into (/ +nan.0 (sqr (hypot (/ 1 c) (/ 1 d))))
* [misc]backup-simplify:  Simplify (- (/ +nan.0 (sqr (hypot (/ 1 c) (/ 1 d))))) into (- (* +nan.0 (/ 1 (sqr (hypot (/ 1 c) (/ 1 d))))))
* [misc]taylor:  Taking taylor expansion of (- (* +nan.0 (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))))) in a
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (/ 1 (sqr (hypot (/ 1 c) (/ 1 d))))) in a
* [misc]taylor:  Taking taylor expansion of +nan.0 in a
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) in a
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ 1 c) (/ 1 d))) in a
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in a
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (* (hypot (/ 1 c) (/ 1 d)) (hypot (/ 1 c) (/ 1 d))) into (sqr (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) into (/ 1 (sqr (hypot (/ 1 c) (/ 1 d))))
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 c) (/ 0 c)) (* 0 (/ 0 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 (/ 1 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 a) (/ 0 a)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 a) 0) (* 0 (/ 1 d))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot (/ 1 c) (/ 1 d))) (+ (* (/ 1 (* (hypot (/ 1 c) (/ 1 d)) c)) (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* (- (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a)))) (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (+ (* 2 (* (/ +nan.0 (* (hypot (/ 1 c) (/ 1 d)) c)) (* +nan.0 (+ (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (sqr c)))) (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a))))))))) (* 2 0)) into (* +nan.0 (+ (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* c (* d a))))) (- (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (pow c 3)))))))
* [misc]backup-simplify:  Simplify (+ (* 0 (* +nan.0 (+ (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* c (* d a))))) (- (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (pow c 3)))))))) (+ (* (/ +nan.0 (* (hypot (/ 1 c) (/ 1 d)) c)) (* +nan.0 (+ (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (sqr c)))) (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a)))))) (+ (* (* +nan.0 (+ (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (sqr c)))) (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a))))) (/ +nan.0 (* (hypot (/ 1 c) (/ 1 d)) c))) (* (* +nan.0 (+ (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* c (* d a))))) (- (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (pow c 3))))))) 0)))) into (- (+ (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* c (* d a))))) (- (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (pow c 3)))))))
* [misc]taylor:  Taking taylor expansion of (- (+ (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* c (* d a))))) (- (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (pow c 3))))))) in c
* [misc]taylor:  Taking taylor expansion of (+ (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* c (* d a))))) (- (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (pow c 3)))))) in c
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* c (* d a))))) in c
* [misc]taylor:  Taking taylor expansion of +nan.0 in c
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* c (* d a)))) in c
* [misc]taylor:  Taking taylor expansion of (* (sqr (hypot (/ 1 c) (/ 1 d))) (* c (* d a))) in c
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ 1 c) (/ 1 d))) in c
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in c
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]taylor:  Taking taylor expansion of (* c (* d a)) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (* d a) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (* (hypot (/ 1 c) (/ 1 d)) (hypot (/ 1 c) (/ 1 d))) into (sqr (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (* d a) into (* d a)
* [misc]backup-simplify:  Simplify (* 0 (* d a)) into 0
* [misc]backup-simplify:  Simplify (* (sqr (hypot (/ 1 c) (/ 1 d))) 0) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 a)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 (* d a))) into (* d a)
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (* 0 (hypot (/ 1 c) (/ 1 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a)) (* 0 0)) into (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a))
* [misc]backup-simplify:  Simplify (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a))) into (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a)))
* [misc]taylor:  Taking taylor expansion of (- (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (pow c 3))))) in c
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (pow c 3)))) in c
* [misc]taylor:  Taking taylor expansion of +nan.0 in c
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (pow c 3))) in c
* [misc]taylor:  Taking taylor expansion of (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (pow c 3)) in c
* [misc]taylor:  Taking taylor expansion of (pow (hypot (/ 1 c) (/ 1 d)) 3) in c
* [misc]taylor:  Taking taylor expansion of (exp (* 3 (log (hypot (/ 1 c) (/ 1 d))))) in c
* [misc]taylor:  Taking taylor expansion of (* 3 (log (hypot (/ 1 c) (/ 1 d)))) in c
* [misc]taylor:  Taking taylor expansion of 3 in c
* [misc]backup-simplify:  Simplify 3 into 3
* [misc]taylor:  Taking taylor expansion of (log (hypot (/ 1 c) (/ 1 d))) in c
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in c
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (log (hypot (/ 1 c) (/ 1 d))) into (log (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (* 3 (log (hypot (/ 1 c) (/ 1 d)))) into (* 3 (log (hypot (/ 1 c) (/ 1 d))))
* [misc]backup-simplify:  Simplify (exp (* 3 (log (hypot (/ 1 c) (/ 1 d))))) into (pow (hypot (/ 1 c) (/ 1 d)) 3)
* [misc]taylor:  Taking taylor expansion of (pow c 3) in c
* [misc]backup-simplify:  Simplify (* (pow (hypot (/ 1 c) (/ 1 d)) 3) 1) into (pow (hypot (/ 1 c) (/ 1 d)) 3)
* [misc]backup-simplify:  Simplify (/ 1 (pow (hypot (/ 1 c) (/ 1 d)) 3)) into (/ 1 (pow (hypot (/ 1 c) (/ 1 d)) 3))
* [misc]backup-simplify:  Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow (hypot (/ 1 c) (/ 1 d)) 1)))) 1) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (* 0 (log (hypot (/ 1 c) (/ 1 d))))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 3 (log (hypot (/ 1 c) (/ 1 d))))) (+ (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow (hypot (/ 1 c) (/ 1 d)) 3) 0) (* 0 1)) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (pow (hypot (/ 1 c) (/ 1 d)) 3)) (/ 0 (pow (hypot (/ 1 c) (/ 1 d)) 3))))) into 0
* [misc]backup-simplify:  Simplify (+ (* +nan.0 0) (* 0 (/ 1 (pow (hypot (/ 1 c) (/ 1 d)) 3)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (hypot (/ 1 c) (/ 1 d))) 0) (+ (* 0 1) (+ (* 0 0) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* +nan.0 0) (* 0 (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 c) (/ 0 c)) (* 0 (/ 0 c)) (* 0 (/ 0 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 c))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)) (* 0 (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 a) (/ 0 a)) (* 0 (/ 0 a)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 a) 0) (+ (* 0 0) (* 0 (/ 1 d)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot (/ 1 c) (/ 1 d))) (+ (* (/ 1 (* (hypot (/ 1 c) (/ 1 d)) c)) (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* (- (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a)))) (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* 0 (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (sqr (* +nan.0 (+ (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (sqr c)))) (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a)))))) (+ (* 2 (* (/ +nan.0 (* (hypot (/ 1 c) (/ 1 d)) c)) (* +nan.0 (+ (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* c (* d a))))) (- (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (pow c 3))))))))))) (* 2 0)) into (* +nan.0 (+ (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 4) (pow c 4)))) (- (+ (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (* (sqr c) (* d a))))) (- (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* (sqr d) (sqr a))))))))))
* [misc]backup-simplify:  Simplify (+ (* 0 (* +nan.0 (+ (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 4) (pow c 4)))) (- (+ (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (* (sqr c) (* d a))))) (- (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* (sqr d) (sqr a))))))))))) (+ (* (/ +nan.0 (* (hypot (/ 1 c) (/ 1 d)) c)) (* +nan.0 (+ (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* c (* d a))))) (- (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (pow c 3)))))))) (+ (* (* +nan.0 (+ (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (sqr c)))) (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a))))) (* +nan.0 (+ (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (sqr c)))) (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a)))))) (+ (* (* +nan.0 (+ (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* c (* d a))))) (- (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (pow c 3))))))) (/ +nan.0 (* (hypot (/ 1 c) (/ 1 d)) c))) (* (* +nan.0 (+ (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 4) (pow c 4)))) (- (+ (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (* (sqr c) (* d a))))) (- (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* (sqr d) (sqr a)))))))))) 0))))) into (- (+ (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (* (sqr c) (* d a))))) (- (+ (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 4) (pow c 4)))) (- (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* (sqr d) (sqr a))))))))))
* [misc]taylor:  Taking taylor expansion of (- (+ (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (* (sqr c) (* d a))))) (- (+ (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 4) (pow c 4)))) (- (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* (sqr d) (sqr a)))))))))) in c
* [misc]taylor:  Taking taylor expansion of (+ (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (* (sqr c) (* d a))))) (- (+ (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 4) (pow c 4)))) (- (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* (sqr d) (sqr a))))))))) in c
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (* (sqr c) (* d a))))) in c
* [misc]taylor:  Taking taylor expansion of +nan.0 in c
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (* (sqr c) (* d a)))) in c
* [misc]taylor:  Taking taylor expansion of (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (* (sqr c) (* d a))) in c
* [misc]taylor:  Taking taylor expansion of (pow (hypot (/ 1 c) (/ 1 d)) 3) in c
* [misc]taylor:  Taking taylor expansion of (exp (* 3 (log (hypot (/ 1 c) (/ 1 d))))) in c
* [misc]taylor:  Taking taylor expansion of (* 3 (log (hypot (/ 1 c) (/ 1 d)))) in c
* [misc]taylor:  Taking taylor expansion of 3 in c
* [misc]backup-simplify:  Simplify 3 into 3
* [misc]taylor:  Taking taylor expansion of (log (hypot (/ 1 c) (/ 1 d))) in c
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in c
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (log (hypot (/ 1 c) (/ 1 d))) into (log (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (* 3 (log (hypot (/ 1 c) (/ 1 d)))) into (* 3 (log (hypot (/ 1 c) (/ 1 d))))
* [misc]backup-simplify:  Simplify (exp (* 3 (log (hypot (/ 1 c) (/ 1 d))))) into (pow (hypot (/ 1 c) (/ 1 d)) 3)
* [misc]taylor:  Taking taylor expansion of (* (sqr c) (* d a)) in c
* [misc]taylor:  Taking taylor expansion of (sqr c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (* d a) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (* d a) into (* d a)
* [misc]backup-simplify:  Simplify (* 0 (* d a)) into 0
* [misc]backup-simplify:  Simplify (* (pow (hypot (/ 1 c) (/ 1 d)) 3) 0) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 a)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 0 (* d a))) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow (hypot (/ 1 c) (/ 1 d)) 1)))) 1) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (* 0 (log (hypot (/ 1 c) (/ 1 d))))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 3 (log (hypot (/ 1 c) (/ 1 d))))) (+ (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow (hypot (/ 1 c) (/ 1 d)) 3) 0) (* 0 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (* 0 a))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 0 0) (* 1 (* d a)))) into (* d a)
* [misc]backup-simplify:  Simplify (/ (+ (* -1 (/ (* (pow (* 1 0) 2)) (pow (hypot (/ 1 c) (/ 1 d)) 2))) (* 1 (/ (* 1 (pow (* 2 0) 1)) (pow (hypot (/ 1 c) (/ 1 d)) 1)))) 2) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (+ (* 0 0) (* 0 (log (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 3 (log (hypot (/ 1 c) (/ 1 d))))) (+ (* (/ (pow 0 2) 2)) (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (* d a)) (+ (* 0 0) (* 0 0))) into (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (* d a))
* [misc]backup-simplify:  Simplify (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (* d a))) into (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (* d a)))
* [misc]taylor:  Taking taylor expansion of (- (+ (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 4) (pow c 4)))) (- (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* (sqr d) (sqr a)))))))) in c
* [misc]taylor:  Taking taylor expansion of (+ (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 4) (pow c 4)))) (- (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* (sqr d) (sqr a))))))) in c
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 4) (pow c 4)))) in c
* [misc]taylor:  Taking taylor expansion of +nan.0 in c
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 4) (pow c 4))) in c
* [misc]taylor:  Taking taylor expansion of (* (pow (hypot (/ 1 c) (/ 1 d)) 4) (pow c 4)) in c
* [misc]taylor:  Taking taylor expansion of (pow (hypot (/ 1 c) (/ 1 d)) 4) in c
* [misc]taylor:  Taking taylor expansion of (exp (* 4 (log (hypot (/ 1 c) (/ 1 d))))) in c
* [misc]taylor:  Taking taylor expansion of (* 4 (log (hypot (/ 1 c) (/ 1 d)))) in c
* [misc]taylor:  Taking taylor expansion of 4 in c
* [misc]backup-simplify:  Simplify 4 into 4
* [misc]taylor:  Taking taylor expansion of (log (hypot (/ 1 c) (/ 1 d))) in c
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in c
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (log (hypot (/ 1 c) (/ 1 d))) into (log (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (* 4 (log (hypot (/ 1 c) (/ 1 d)))) into (* 4 (log (hypot (/ 1 c) (/ 1 d))))
* [misc]backup-simplify:  Simplify (exp (* 4 (log (hypot (/ 1 c) (/ 1 d))))) into (pow (hypot (/ 1 c) (/ 1 d)) 4)
* [misc]taylor:  Taking taylor expansion of (pow c 4) in c
* [misc]backup-simplify:  Simplify (* (pow (hypot (/ 1 c) (/ 1 d)) 4) 1) into (pow (hypot (/ 1 c) (/ 1 d)) 4)
* [misc]backup-simplify:  Simplify (/ 1 (pow (hypot (/ 1 c) (/ 1 d)) 4)) into (/ 1 (pow (hypot (/ 1 c) (/ 1 d)) 4))
* [misc]taylor:  Taking taylor expansion of (- (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* (sqr d) (sqr a)))))) in c
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* (sqr d) (sqr a))))) in c
* [misc]taylor:  Taking taylor expansion of +nan.0 in c
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* (sqr d) (sqr a)))) in c
* [misc]taylor:  Taking taylor expansion of (* (sqr (hypot (/ 1 c) (/ 1 d))) (* (sqr d) (sqr a))) in c
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ 1 c) (/ 1 d))) in c
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in c
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]taylor:  Taking taylor expansion of (* (sqr d) (sqr a)) in c
* [misc]taylor:  Taking taylor expansion of (sqr d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (sqr a) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (* (hypot (/ 1 c) (/ 1 d)) (hypot (/ 1 c) (/ 1 d))) into (sqr (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (* d d) into (sqr d)
* [misc]backup-simplify:  Simplify (* a a) into (sqr a)
* [misc]backup-simplify:  Simplify (* (sqr d) (sqr a)) into (* (sqr d) (sqr a))
* [misc]backup-simplify:  Simplify (* (sqr (hypot (/ 1 c) (/ 1 d))) (* (sqr d) (sqr a))) into (* (sqr (hypot (/ 1 c) (/ 1 d))) (* (sqr d) (sqr a)))
* [misc]backup-simplify:  Simplify (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* (sqr d) (sqr a)))) into (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* (sqr d) (sqr a))))
* [misc]backup-simplify:  Simplify (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (* d a)))) into (/ +nan.0 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (* d a)))
* [misc]backup-simplify:  Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow (hypot (/ 1 c) (/ 1 d)) 1)))) 1) into 0
* [misc]backup-simplify:  Simplify (+ (* 4 0) (* 0 (log (hypot (/ 1 c) (/ 1 d))))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 4 (log (hypot (/ 1 c) (/ 1 d))))) (+ (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* -1 (/ (* (pow (* 1 0) 2)) (pow (hypot (/ 1 c) (/ 1 d)) 2))) (* 1 (/ (* 1 (pow (* 2 0) 1)) (pow (hypot (/ 1 c) (/ 1 d)) 1)))) 2) into 0
* [misc]backup-simplify:  Simplify (+ (* 4 0) (+ (* 0 0) (* 0 (log (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 4 (log (hypot (/ 1 c) (/ 1 d))))) (+ (* (/ (pow 0 2) 2)) (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow (hypot (/ 1 c) (/ 1 d)) 4) 0) (+ (* 0 0) (* 0 1))) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow (hypot (/ 1 c) (/ 1 d)) 4) 0) (* 0 1)) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (pow (hypot (/ 1 c) (/ 1 d)) 4)) (/ 0 (pow (hypot (/ 1 c) (/ 1 d)) 4))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (pow (hypot (/ 1 c) (/ 1 d)) 4)) (/ 0 (pow (hypot (/ 1 c) (/ 1 d)) 4))) (* 0 (/ 0 (pow (hypot (/ 1 c) (/ 1 d)) 4))))) into 0
* [misc]backup-simplify:  Simplify (+ (* +nan.0 0) (+ (* 0 0) (* 0 (/ 1 (pow (hypot (/ 1 c) (/ 1 d)) 4))))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ (/ +nan.0 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (* d a))) 0) into (- (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (* d a)))))
* [misc]backup-simplify:  Simplify (- (- (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (* d a)))))) into (- (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (* d a)))))
* [misc]taylor:  Taking taylor expansion of (- (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (* d a))))) in a
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (* d a)))) in a
* [misc]taylor:  Taking taylor expansion of +nan.0 in a
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (* d a))) in a
* [misc]taylor:  Taking taylor expansion of (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (* d a)) in a
* [misc]taylor:  Taking taylor expansion of (pow (hypot (/ 1 c) (/ 1 d)) 3) in a
* [misc]taylor:  Taking taylor expansion of (exp (* 3 (log (hypot (/ 1 c) (/ 1 d))))) in a
* [misc]taylor:  Taking taylor expansion of (* 3 (log (hypot (/ 1 c) (/ 1 d)))) in a
* [misc]taylor:  Taking taylor expansion of 3 in a
* [misc]backup-simplify:  Simplify 3 into 3
* [misc]taylor:  Taking taylor expansion of (log (hypot (/ 1 c) (/ 1 d))) in a
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in a
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (log (hypot (/ 1 c) (/ 1 d))) into (log (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (* 3 (log (hypot (/ 1 c) (/ 1 d)))) into (* 3 (log (hypot (/ 1 c) (/ 1 d))))
* [misc]backup-simplify:  Simplify (exp (* 3 (log (hypot (/ 1 c) (/ 1 d))))) into (pow (hypot (/ 1 c) (/ 1 d)) 3)
* [misc]taylor:  Taking taylor expansion of (* d a) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* d 0) into 0
* [misc]backup-simplify:  Simplify (* (pow (hypot (/ 1 c) (/ 1 d)) 3) 0) into 0
* [misc]backup-simplify:  Simplify (+ (* d 1) (* 0 0)) into d
* [misc]backup-simplify:  Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow (hypot (/ 1 c) (/ 1 d)) 1)))) 1) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (* 0 (log (hypot (/ 1 c) (/ 1 d))))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 3 (log (hypot (/ 1 c) (/ 1 d))))) (+ (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow (hypot (/ 1 c) (/ 1 d)) 3) d) (* 0 0)) into (* (pow (hypot (/ 1 c) (/ 1 d)) 3) d)
* [misc]backup-simplify:  Simplify (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) d)) into (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) d))
* [misc]backup-simplify:  Simplify (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a)))) into (/ +nan.0 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a)))
* [misc]backup-simplify:  Simplify (/ (+ (* -1 (/ (* (pow (* 1 0) 2)) (pow (hypot (/ 1 c) (/ 1 d)) 2))) (* 1 (/ (* 1 (pow (* 2 0) 1)) (pow (hypot (/ 1 c) (/ 1 d)) 1)))) 2) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (+ (* 0 0) (* 0 (log (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 3 (log (hypot (/ 1 c) (/ 1 d))))) (+ (* (/ (pow 0 2) 2)) (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow (hypot (/ 1 c) (/ 1 d)) 3) 0) (+ (* 0 0) (* 0 1))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (pow (hypot (/ 1 c) (/ 1 d)) 3)) (/ 0 (pow (hypot (/ 1 c) (/ 1 d)) 3))) (* 0 (/ 0 (pow (hypot (/ 1 c) (/ 1 d)) 3))))) into 0
* [misc]backup-simplify:  Simplify (+ (* +nan.0 0) (+ (* 0 0) (* 0 (/ 1 (pow (hypot (/ 1 c) (/ 1 d)) 3))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ (/ +nan.0 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a))) 0) into (- (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a)))))
* [misc]backup-simplify:  Simplify (- (- (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a)))))) into (- (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a)))))
* [misc]taylor:  Taking taylor expansion of (- (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a))))) in a
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a)))) in a
* [misc]taylor:  Taking taylor expansion of +nan.0 in a
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a))) in a
* [misc]taylor:  Taking taylor expansion of (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a)) in a
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ 1 c) (/ 1 d))) in a
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in a
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]taylor:  Taking taylor expansion of (* d a) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* (hypot (/ 1 c) (/ 1 d)) (hypot (/ 1 c) (/ 1 d))) into (sqr (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (* d 0) into 0
* [misc]backup-simplify:  Simplify (* (sqr (hypot (/ 1 c) (/ 1 d))) 0) into 0
* [misc]backup-simplify:  Simplify (+ (* d 1) (* 0 0)) into d
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (* 0 (hypot (/ 1 c) (/ 1 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (hypot (/ 1 c) (/ 1 d))) d) (* 0 0)) into (* (sqr (hypot (/ 1 c) (/ 1 d))) d)
* [misc]backup-simplify:  Simplify (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) d)) into (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) d))
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (hypot (/ 1 c) (/ 1 d))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (hypot (/ 1 c) (/ 1 d))) 0) (+ (* 0 0) (+ (* 0 1) (+ (* 0 0) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))) (* 0 (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* +nan.0 0) (+ (* 0 0) (* 0 (/ 1 (sqr (hypot (/ 1 c) (/ 1 d))))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (* +nan.0 (/ 1 (sqr (hypot (/ 1 c) (/ 1 d))))) into (/ +nan.0 (sqr (hypot (/ 1 c) (/ 1 d))))
* [misc]backup-simplify:  Simplify (- (/ +nan.0 (sqr (hypot (/ 1 c) (/ 1 d))))) into (- (* +nan.0 (/ 1 (sqr (hypot (/ 1 c) (/ 1 d))))))
* [misc]taylor:  Taking taylor expansion of (- (* +nan.0 (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))))) in d
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (/ 1 (sqr (hypot (/ 1 c) (/ 1 d))))) in d
* [misc]taylor:  Taking taylor expansion of +nan.0 in d
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) in d
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ 1 c) (/ 1 d))) in d
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in d
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (* (hypot (/ 1 c) (/ 1 d)) (hypot (/ 1 c) (/ 1 d))) into (sqr (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) into (/ 1 (sqr (hypot (/ 1 c) (/ 1 d))))
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 c) (/ 0 c)) (* 0 (/ 0 c)) (* 0 (/ 0 c)) (* 0 (/ 0 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 c)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)) (* 0 (/ 0 d)) (* 0 (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 a) (/ 0 a)) (* 0 (/ 0 a)) (* 0 (/ 0 a)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 a) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot (/ 1 c) (/ 1 d))) (+ (* (/ 1 (* (hypot (/ 1 c) (/ 1 d)) c)) (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* (- (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a)))) (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* 0 (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* 0 (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (+ (* 2 (* (/ +nan.0 (* (hypot (/ 1 c) (/ 1 d)) c)) (* +nan.0 (+ (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 4) (pow c 4)))) (- (+ (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (* (sqr c) (* d a))))) (- (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* (sqr d) (sqr a)))))))))))) (* 2 (* (* +nan.0 (+ (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (sqr c)))) (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a))))) (* +nan.0 (+ (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* c (* d a))))) (- (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (pow c 3))))))))))) (* 2 0)) into (* +nan.0 (+ (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 4) (* (pow c 3) (* d a))))) (- (+ (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (* c (* (sqr d) (sqr a)))))) (- (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 5) (pow c 5)))))))))
* [misc]backup-simplify:  Simplify (+ (* 0 (* +nan.0 (+ (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 4) (* (pow c 3) (* d a))))) (- (+ (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (* c (* (sqr d) (sqr a)))))) (- (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 5) (pow c 5)))))))))) (+ (* (/ +nan.0 (* (hypot (/ 1 c) (/ 1 d)) c)) (* +nan.0 (+ (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 4) (pow c 4)))) (- (+ (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (* (sqr c) (* d a))))) (- (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* (sqr d) (sqr a))))))))))) (+ (* (* +nan.0 (+ (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (sqr c)))) (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a))))) (* +nan.0 (+ (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* c (* d a))))) (- (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (pow c 3)))))))) (+ (* (* +nan.0 (+ (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* c (* d a))))) (- (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (pow c 3))))))) (* +nan.0 (+ (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (sqr c)))) (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a)))))) (+ (* (* +nan.0 (+ (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 4) (pow c 4)))) (- (+ (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (* (sqr c) (* d a))))) (- (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* (sqr d) (sqr a)))))))))) (/ +nan.0 (* (hypot (/ 1 c) (/ 1 d)) c))) (* (* +nan.0 (+ (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 4) (* (pow c 3) (* d a))))) (- (+ (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (* c (* (sqr d) (sqr a)))))) (- (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 5) (pow c 5))))))))) 0)))))) into (- (+ (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 4) (* (pow c 3) (* d a))))) (- (+ (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (* c (* (sqr d) (sqr a)))))) (- (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 5) (pow c 5)))))))))
* [misc]taylor:  Taking taylor expansion of (- (+ (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 4) (* (pow c 3) (* d a))))) (- (+ (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (* c (* (sqr d) (sqr a)))))) (- (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 5) (pow c 5))))))))) in c
* [misc]taylor:  Taking taylor expansion of (+ (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 4) (* (pow c 3) (* d a))))) (- (+ (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (* c (* (sqr d) (sqr a)))))) (- (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 5) (pow c 5)))))))) in c
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 4) (* (pow c 3) (* d a))))) in c
* [misc]taylor:  Taking taylor expansion of +nan.0 in c
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 4) (* (pow c 3) (* d a)))) in c
* [misc]taylor:  Taking taylor expansion of (* (pow (hypot (/ 1 c) (/ 1 d)) 4) (* (pow c 3) (* d a))) in c
* [misc]taylor:  Taking taylor expansion of (pow (hypot (/ 1 c) (/ 1 d)) 4) in c
* [misc]taylor:  Taking taylor expansion of (exp (* 4 (log (hypot (/ 1 c) (/ 1 d))))) in c
* [misc]taylor:  Taking taylor expansion of (* 4 (log (hypot (/ 1 c) (/ 1 d)))) in c
* [misc]taylor:  Taking taylor expansion of 4 in c
* [misc]backup-simplify:  Simplify 4 into 4
* [misc]taylor:  Taking taylor expansion of (log (hypot (/ 1 c) (/ 1 d))) in c
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in c
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (log (hypot (/ 1 c) (/ 1 d))) into (log (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (* 4 (log (hypot (/ 1 c) (/ 1 d)))) into (* 4 (log (hypot (/ 1 c) (/ 1 d))))
* [misc]backup-simplify:  Simplify (exp (* 4 (log (hypot (/ 1 c) (/ 1 d))))) into (pow (hypot (/ 1 c) (/ 1 d)) 4)
* [misc]taylor:  Taking taylor expansion of (* (pow c 3) (* d a)) in c
* [misc]taylor:  Taking taylor expansion of (pow c 3) in c
* [misc]taylor:  Taking taylor expansion of (* d a) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (* d a) into (* d a)
* [misc]backup-simplify:  Simplify (* 1 (* d a)) into (* d a)
* [misc]backup-simplify:  Simplify (* (pow (hypot (/ 1 c) (/ 1 d)) 4) (* d a)) into (* (pow (hypot (/ 1 c) (/ 1 d)) 4) (* d a))
* [misc]backup-simplify:  Simplify (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 4) (* d a))) into (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 4) (* d a)))
* [misc]taylor:  Taking taylor expansion of (- (+ (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (* c (* (sqr d) (sqr a)))))) (- (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 5) (pow c 5))))))) in c
* [misc]taylor:  Taking taylor expansion of (+ (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (* c (* (sqr d) (sqr a)))))) (- (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 5) (pow c 5)))))) in c
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (* c (* (sqr d) (sqr a)))))) in c
* [misc]taylor:  Taking taylor expansion of +nan.0 in c
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (* c (* (sqr d) (sqr a))))) in c
* [misc]taylor:  Taking taylor expansion of (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (* c (* (sqr d) (sqr a)))) in c
* [misc]taylor:  Taking taylor expansion of (pow (hypot (/ 1 c) (/ 1 d)) 3) in c
* [misc]taylor:  Taking taylor expansion of (exp (* 3 (log (hypot (/ 1 c) (/ 1 d))))) in c
* [misc]taylor:  Taking taylor expansion of (* 3 (log (hypot (/ 1 c) (/ 1 d)))) in c
* [misc]taylor:  Taking taylor expansion of 3 in c
* [misc]backup-simplify:  Simplify 3 into 3
* [misc]taylor:  Taking taylor expansion of (log (hypot (/ 1 c) (/ 1 d))) in c
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in c
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (log (hypot (/ 1 c) (/ 1 d))) into (log (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (* 3 (log (hypot (/ 1 c) (/ 1 d)))) into (* 3 (log (hypot (/ 1 c) (/ 1 d))))
* [misc]backup-simplify:  Simplify (exp (* 3 (log (hypot (/ 1 c) (/ 1 d))))) into (pow (hypot (/ 1 c) (/ 1 d)) 3)
* [misc]taylor:  Taking taylor expansion of (* c (* (sqr d) (sqr a))) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (* (sqr d) (sqr a)) in c
* [misc]taylor:  Taking taylor expansion of (sqr d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (sqr a) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (* d d) into (sqr d)
* [misc]backup-simplify:  Simplify (* a a) into (sqr a)
* [misc]backup-simplify:  Simplify (* (sqr d) (sqr a)) into (* (sqr d) (sqr a))
* [misc]backup-simplify:  Simplify (* 0 (* (sqr d) (sqr a))) into 0
* [misc]backup-simplify:  Simplify (* (pow (hypot (/ 1 c) (/ 1 d)) 3) 0) into 0
* [misc]backup-simplify:  Simplify (+ (* a 0) (* 0 a)) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 d)) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr d) 0) (* 0 (sqr a))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 (* (sqr d) (sqr a)))) into (* (sqr d) (sqr a))
* [misc]backup-simplify:  Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow (hypot (/ 1 c) (/ 1 d)) 1)))) 1) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (* 0 (log (hypot (/ 1 c) (/ 1 d))))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 3 (log (hypot (/ 1 c) (/ 1 d))))) (+ (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (* (sqr d) (sqr a))) (* 0 0)) into (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (* (sqr d) (sqr a)))
* [misc]backup-simplify:  Simplify (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (* (sqr d) (sqr a)))) into (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (* (sqr d) (sqr a))))
* [misc]taylor:  Taking taylor expansion of (- (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 5) (pow c 5))))) in c
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 5) (pow c 5)))) in c
* [misc]taylor:  Taking taylor expansion of +nan.0 in c
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 5) (pow c 5))) in c
* [misc]taylor:  Taking taylor expansion of (* (pow (hypot (/ 1 c) (/ 1 d)) 5) (pow c 5)) in c
* [misc]taylor:  Taking taylor expansion of (pow (hypot (/ 1 c) (/ 1 d)) 5) in c
* [misc]taylor:  Taking taylor expansion of (exp (* 5 (log (hypot (/ 1 c) (/ 1 d))))) in c
* [misc]taylor:  Taking taylor expansion of (* 5 (log (hypot (/ 1 c) (/ 1 d)))) in c
* [misc]taylor:  Taking taylor expansion of 5 in c
* [misc]backup-simplify:  Simplify 5 into 5
* [misc]taylor:  Taking taylor expansion of (log (hypot (/ 1 c) (/ 1 d))) in c
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in c
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (log (hypot (/ 1 c) (/ 1 d))) into (log (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (* 5 (log (hypot (/ 1 c) (/ 1 d)))) into (* 5 (log (hypot (/ 1 c) (/ 1 d))))
* [misc]backup-simplify:  Simplify (exp (* 5 (log (hypot (/ 1 c) (/ 1 d))))) into (pow (hypot (/ 1 c) (/ 1 d)) 5)
* [misc]taylor:  Taking taylor expansion of (pow c 5) in c
* [misc]backup-simplify:  Simplify (* (pow (hypot (/ 1 c) (/ 1 d)) 5) 1) into (pow (hypot (/ 1 c) (/ 1 d)) 5)
* [misc]backup-simplify:  Simplify (/ 1 (pow (hypot (/ 1 c) (/ 1 d)) 5)) into (/ 1 (pow (hypot (/ 1 c) (/ 1 d)) 5))
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 a)) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 (* d a))) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow (hypot (/ 1 c) (/ 1 d)) 1)))) 1) into 0
* [misc]backup-simplify:  Simplify (+ (* 4 0) (* 0 (log (hypot (/ 1 c) (/ 1 d))))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 4 (log (hypot (/ 1 c) (/ 1 d))))) (+ (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow (hypot (/ 1 c) (/ 1 d)) 4) 0) (* 0 (* d a))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 4) (* d a))) (/ 0 (* (pow (hypot (/ 1 c) (/ 1 d)) 4) (* d a)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* +nan.0 0) (* 0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 4) (* d a))))) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow (hypot (/ 1 c) (/ 1 d)) 1)))) 1) into 0
* [misc]backup-simplify:  Simplify (+ (* 5 0) (* 0 (log (hypot (/ 1 c) (/ 1 d))))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 5 (log (hypot (/ 1 c) (/ 1 d))))) (+ (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* -1 (/ (* (pow (* 1 0) 2)) (pow (hypot (/ 1 c) (/ 1 d)) 2))) (* 1 (/ (* 1 (pow (* 2 0) 1)) (pow (hypot (/ 1 c) (/ 1 d)) 1)))) 2) into 0
* [misc]backup-simplify:  Simplify (+ (* 5 0) (+ (* 0 0) (* 0 (log (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 5 (log (hypot (/ 1 c) (/ 1 d))))) (+ (* (/ (pow 0 2) 2)) (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* 2 (/ (* (pow (* 1 0) 3)) (pow (hypot (/ 1 c) (/ 1 d)) 3))) (* -3 (/ (* (pow (* 1 0) 1) (pow (* 2 0) 1)) (pow (hypot (/ 1 c) (/ 1 d)) 2))) (* 1 (/ (* 1 1 (pow (* 6 0) 1)) (pow (hypot (/ 1 c) (/ 1 d)) 1)))) 6) into 0
* [misc]backup-simplify:  Simplify (+ (* 5 0) (+ (* 0 0) (+ (* 0 0) (* 0 (log (hypot (/ 1 c) (/ 1 d))))))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 5 (log (hypot (/ 1 c) (/ 1 d))))) (+ (* (/ (pow 0 3) 6)) (* (/ (pow 0 1) 1) (/ (pow 0 1) 1)) (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow (hypot (/ 1 c) (/ 1 d)) 5) 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow (hypot (/ 1 c) (/ 1 d)) 5) 0) (* 0 1)) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (pow (hypot (/ 1 c) (/ 1 d)) 5)) (/ 0 (pow (hypot (/ 1 c) (/ 1 d)) 5))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow (hypot (/ 1 c) (/ 1 d)) 5) 0) (+ (* 0 0) (* 0 1))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (pow (hypot (/ 1 c) (/ 1 d)) 5)) (/ 0 (pow (hypot (/ 1 c) (/ 1 d)) 5))) (* 0 (/ 0 (pow (hypot (/ 1 c) (/ 1 d)) 5))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (pow (hypot (/ 1 c) (/ 1 d)) 5)) (/ 0 (pow (hypot (/ 1 c) (/ 1 d)) 5))) (* 0 (/ 0 (pow (hypot (/ 1 c) (/ 1 d)) 5))) (* 0 (/ 0 (pow (hypot (/ 1 c) (/ 1 d)) 5))))) into 0
* [misc]backup-simplify:  Simplify (+ (* +nan.0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 (pow (hypot (/ 1 c) (/ 1 d)) 5)))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (+ (* 0 0) (* 0 a)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 0 0) (+ (* 1 0) (* 0 (* d a))))) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* 2 (/ (* (pow (* 1 0) 3)) (pow (hypot (/ 1 c) (/ 1 d)) 3))) (* -3 (/ (* (pow (* 1 0) 1) (pow (* 2 0) 1)) (pow (hypot (/ 1 c) (/ 1 d)) 2))) (* 1 (/ (* 1 1 (pow (* 6 0) 1)) (pow (hypot (/ 1 c) (/ 1 d)) 1)))) 6) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (+ (* 0 0) (+ (* 0 0) (* 0 (log (hypot (/ 1 c) (/ 1 d))))))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 3 (log (hypot (/ 1 c) (/ 1 d))))) (+ (* (/ (pow 0 3) 6)) (* (/ (pow 0 1) 1) (/ (pow 0 1) 1)) (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow (hypot (/ 1 c) (/ 1 d)) 3) 0) (+ (* 0 (* d a)) (+ (* 0 0) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (* d a))) (/ 0 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (* d a)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* +nan.0 0) (* 0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (* d a))))) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* 2 (/ (* (pow (* 1 0) 3)) (pow (hypot (/ 1 c) (/ 1 d)) 3))) (* -3 (/ (* (pow (* 1 0) 1) (pow (* 2 0) 1)) (pow (hypot (/ 1 c) (/ 1 d)) 2))) (* 1 (/ (* 1 1 (pow (* 6 0) 1)) (pow (hypot (/ 1 c) (/ 1 d)) 1)))) 6) into 0
* [misc]backup-simplify:  Simplify (+ (* 4 0) (+ (* 0 0) (+ (* 0 0) (* 0 (log (hypot (/ 1 c) (/ 1 d))))))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 4 (log (hypot (/ 1 c) (/ 1 d))))) (+ (* (/ (pow 0 3) 6)) (* (/ (pow 0 1) 1) (/ (pow 0 1) 1)) (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow (hypot (/ 1 c) (/ 1 d)) 4) 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (pow (hypot (/ 1 c) (/ 1 d)) 4)) (/ 0 (pow (hypot (/ 1 c) (/ 1 d)) 4))) (* 0 (/ 0 (pow (hypot (/ 1 c) (/ 1 d)) 4))) (* 0 (/ 0 (pow (hypot (/ 1 c) (/ 1 d)) 4))))) into 0
* [misc]backup-simplify:  Simplify (+ (* +nan.0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 (pow (hypot (/ 1 c) (/ 1 d)) 4)))))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (* 0 a))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 (* d a)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (* 0 (hypot (/ 1 c) (/ 1 d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (hypot (/ 1 c) (/ 1 d))) 0) (+ (* 0 (* d a)) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a))) (/ 0 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* +nan.0 0) (* 0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a))))) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* 2 (/ (* (pow (* 1 0) 3)) (pow (hypot (/ 1 c) (/ 1 d)) 3))) (* -3 (/ (* (pow (* 1 0) 1) (pow (* 2 0) 1)) (pow (hypot (/ 1 c) (/ 1 d)) 2))) (* 1 (/ (* 1 1 (pow (* 6 0) 1)) (pow (hypot (/ 1 c) (/ 1 d)) 1)))) 6) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (+ (* 0 0) (+ (* 0 0) (* 0 (log (hypot (/ 1 c) (/ 1 d))))))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 3 (log (hypot (/ 1 c) (/ 1 d))))) (+ (* (/ (pow 0 3) 6)) (* (/ (pow 0 1) 1) (/ (pow 0 1) 1)) (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow (hypot (/ 1 c) (/ 1 d)) 3) 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (pow (hypot (/ 1 c) (/ 1 d)) 3)) (/ 0 (pow (hypot (/ 1 c) (/ 1 d)) 3))) (* 0 (/ 0 (pow (hypot (/ 1 c) (/ 1 d)) 3))) (* 0 (/ 0 (pow (hypot (/ 1 c) (/ 1 d)) 3))))) into 0
* [misc]backup-simplify:  Simplify (+ (* +nan.0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 (pow (hypot (/ 1 c) (/ 1 d)) 3)))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (hypot (/ 1 c) (/ 1 d)))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (hypot (/ 1 c) (/ 1 d))) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (+ (* 0 0) (* 0 0)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))) (* 0 (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))) (* 0 (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* +nan.0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) d))) into (/ +nan.0 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) d))
* [misc]backup-simplify:  Simplify (- (/ +nan.0 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) d))) into (- (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) d))))
* [misc]taylor:  Taking taylor expansion of (- (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) d)))) in d
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) d))) in d
* [misc]taylor:  Taking taylor expansion of +nan.0 in d
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) d)) in d
* [misc]taylor:  Taking taylor expansion of (* (pow (hypot (/ 1 c) (/ 1 d)) 3) d) in d
* [misc]taylor:  Taking taylor expansion of (pow (hypot (/ 1 c) (/ 1 d)) 3) in d
* [misc]taylor:  Taking taylor expansion of (exp (* 3 (log (hypot (/ 1 c) (/ 1 d))))) in d
* [misc]taylor:  Taking taylor expansion of (* 3 (log (hypot (/ 1 c) (/ 1 d)))) in d
* [misc]taylor:  Taking taylor expansion of 3 in d
* [misc]backup-simplify:  Simplify 3 into 3
* [misc]taylor:  Taking taylor expansion of (log (hypot (/ 1 c) (/ 1 d))) in d
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in d
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (log (hypot (/ 1 c) (/ 1 d))) into (log (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (* 3 (log (hypot (/ 1 c) (/ 1 d)))) into (* 3 (log (hypot (/ 1 c) (/ 1 d))))
* [misc]backup-simplify:  Simplify (exp (* 3 (log (hypot (/ 1 c) (/ 1 d))))) into (pow (hypot (/ 1 c) (/ 1 d)) 3)
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* (pow (hypot (/ 1 c) (/ 1 d)) 3) 0) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow (hypot (/ 1 c) (/ 1 d)) 1)))) 1) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (* 0 (log (hypot (/ 1 c) (/ 1 d))))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 3 (log (hypot (/ 1 c) (/ 1 d))))) (+ (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow (hypot (/ 1 c) (/ 1 d)) 3) 1) (* 0 0)) into (pow (hypot (/ 1 c) (/ 1 d)) 3)
* [misc]backup-simplify:  Simplify (/ 1 (pow (hypot (/ 1 c) (/ 1 d)) 3)) into (/ 1 (pow (hypot (/ 1 c) (/ 1 d)) 3))
* [misc]backup-simplify:  Simplify (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) d))) into (/ +nan.0 (* (sqr (hypot (/ 1 c) (/ 1 d))) d))
* [misc]backup-simplify:  Simplify (- (/ +nan.0 (* (sqr (hypot (/ 1 c) (/ 1 d))) d))) into (- (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) d))))
* [misc]taylor:  Taking taylor expansion of (- (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) d)))) in d
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) d))) in d
* [misc]taylor:  Taking taylor expansion of +nan.0 in d
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) d)) in d
* [misc]taylor:  Taking taylor expansion of (* (sqr (hypot (/ 1 c) (/ 1 d))) d) in d
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ 1 c) (/ 1 d))) in d
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in d
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* (hypot (/ 1 c) (/ 1 d)) (hypot (/ 1 c) (/ 1 d))) into (sqr (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (* (sqr (hypot (/ 1 c) (/ 1 d))) 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (* 0 (hypot (/ 1 c) (/ 1 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (hypot (/ 1 c) (/ 1 d))) 1) (* 0 0)) into (sqr (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) into (/ 1 (sqr (hypot (/ 1 c) (/ 1 d))))
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (* 0 (hypot (/ 1 c) (/ 1 d)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* +nan.0 0) (* 0 (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 c) (/ 0 c)) (* 0 (/ 0 c)) (* 0 (/ 0 c)) (* 0 (/ 0 c)) (* 0 (/ 0 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 c))))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)) (* 0 (/ 0 d)) (* 0 (/ 0 d)) (* 0 (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 a) (/ 0 a)) (* 0 (/ 0 a)) (* 0 (/ 0 a)) (* 0 (/ 0 a)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 a) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 d)))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot (/ 1 c) (/ 1 d))) (+ (* (/ 1 (* (hypot (/ 1 c) (/ 1 d)) c)) (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* (- (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a)))) (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* 0 (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* 0 (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* 0 (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (sqr (* +nan.0 (+ (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* c (* d a))))) (- (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (pow c 3)))))))) (+ (* 2 (* (/ +nan.0 (* (hypot (/ 1 c) (/ 1 d)) c)) (* +nan.0 (+ (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 4) (* (pow c 3) (* d a))))) (- (+ (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (* c (* (sqr d) (sqr a)))))) (- (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 5) (pow c 5))))))))))) (* 2 (* (* +nan.0 (+ (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (sqr c)))) (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a))))) (* +nan.0 (+ (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 4) (pow c 4)))) (- (+ (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (* (sqr c) (* d a))))) (- (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* (sqr d) (sqr a)))))))))))))) (* 2 0)) into (* +nan.0 (+ (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (* (pow d 3) (pow a 3))))) (- (+ (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 4) (* (sqr c) (* (sqr d) (sqr a)))))) (- (+ (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 6) (pow c 6)))) (- (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 5) (* (pow c 4) (* d a))))))))))))
* [misc]backup-simplify:  Simplify (+ (* 0 (* +nan.0 (+ (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (* (pow d 3) (pow a 3))))) (- (+ (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 4) (* (sqr c) (* (sqr d) (sqr a)))))) (- (+ (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 6) (pow c 6)))) (- (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 5) (* (pow c 4) (* d a))))))))))))) (+ (* (/ +nan.0 (* (hypot (/ 1 c) (/ 1 d)) c)) (* +nan.0 (+ (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 4) (* (pow c 3) (* d a))))) (- (+ (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (* c (* (sqr d) (sqr a)))))) (- (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 5) (pow c 5)))))))))) (+ (* (* +nan.0 (+ (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (sqr c)))) (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a))))) (* +nan.0 (+ (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 4) (pow c 4)))) (- (+ (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (* (sqr c) (* d a))))) (- (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* (sqr d) (sqr a))))))))))) (+ (* (* +nan.0 (+ (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* c (* d a))))) (- (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (pow c 3))))))) (* +nan.0 (+ (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* c (* d a))))) (- (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (pow c 3)))))))) (+ (* (* +nan.0 (+ (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 4) (pow c 4)))) (- (+ (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (* (sqr c) (* d a))))) (- (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* (sqr d) (sqr a)))))))))) (* +nan.0 (+ (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (sqr c)))) (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a)))))) (+ (* (* +nan.0 (+ (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 4) (* (pow c 3) (* d a))))) (- (+ (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (* c (* (sqr d) (sqr a)))))) (- (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 5) (pow c 5))))))))) (/ +nan.0 (* (hypot (/ 1 c) (/ 1 d)) c))) (* (* +nan.0 (+ (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (* (pow d 3) (pow a 3))))) (- (+ (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 4) (* (sqr c) (* (sqr d) (sqr a)))))) (- (+ (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 6) (pow c 6)))) (- (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 5) (* (pow c 4) (* d a)))))))))))) 0))))))) into (- (+ (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 4) (* (sqr c) (* (sqr d) (sqr a)))))) (- (+ (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 6) (pow c 6)))) (- (+ (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (* (pow d 3) (pow a 3))))) (- (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 5) (* (pow c 4) (* d a))))))))))))
* [misc]taylor:  Taking taylor expansion of (- (+ (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 4) (* (sqr c) (* (sqr d) (sqr a)))))) (- (+ (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 6) (pow c 6)))) (- (+ (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (* (pow d 3) (pow a 3))))) (- (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 5) (* (pow c 4) (* d a)))))))))))) in c
* [misc]taylor:  Taking taylor expansion of (+ (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 4) (* (sqr c) (* (sqr d) (sqr a)))))) (- (+ (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 6) (pow c 6)))) (- (+ (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (* (pow d 3) (pow a 3))))) (- (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 5) (* (pow c 4) (* d a))))))))))) in c
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 4) (* (sqr c) (* (sqr d) (sqr a)))))) in c
* [misc]taylor:  Taking taylor expansion of +nan.0 in c
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 4) (* (sqr c) (* (sqr d) (sqr a))))) in c
* [misc]taylor:  Taking taylor expansion of (* (pow (hypot (/ 1 c) (/ 1 d)) 4) (* (sqr c) (* (sqr d) (sqr a)))) in c
* [misc]taylor:  Taking taylor expansion of (pow (hypot (/ 1 c) (/ 1 d)) 4) in c
* [misc]taylor:  Taking taylor expansion of (exp (* 4 (log (hypot (/ 1 c) (/ 1 d))))) in c
* [misc]taylor:  Taking taylor expansion of (* 4 (log (hypot (/ 1 c) (/ 1 d)))) in c
* [misc]taylor:  Taking taylor expansion of 4 in c
* [misc]backup-simplify:  Simplify 4 into 4
* [misc]taylor:  Taking taylor expansion of (log (hypot (/ 1 c) (/ 1 d))) in c
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in c
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (log (hypot (/ 1 c) (/ 1 d))) into (log (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (* 4 (log (hypot (/ 1 c) (/ 1 d)))) into (* 4 (log (hypot (/ 1 c) (/ 1 d))))
* [misc]backup-simplify:  Simplify (exp (* 4 (log (hypot (/ 1 c) (/ 1 d))))) into (pow (hypot (/ 1 c) (/ 1 d)) 4)
* [misc]taylor:  Taking taylor expansion of (* (sqr c) (* (sqr d) (sqr a))) in c
* [misc]taylor:  Taking taylor expansion of (sqr c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (* (sqr d) (sqr a)) in c
* [misc]taylor:  Taking taylor expansion of (sqr d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (sqr a) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (* d d) into (sqr d)
* [misc]backup-simplify:  Simplify (* a a) into (sqr a)
* [misc]backup-simplify:  Simplify (* (sqr d) (sqr a)) into (* (sqr d) (sqr a))
* [misc]backup-simplify:  Simplify (* 0 (* (sqr d) (sqr a))) into 0
* [misc]backup-simplify:  Simplify (* (pow (hypot (/ 1 c) (/ 1 d)) 4) 0) into 0
* [misc]backup-simplify:  Simplify (+ (* a 0) (* 0 a)) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 d)) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr d) 0) (* 0 (sqr a))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 0 (* (sqr d) (sqr a)))) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow (hypot (/ 1 c) (/ 1 d)) 1)))) 1) into 0
* [misc]backup-simplify:  Simplify (+ (* 4 0) (* 0 (log (hypot (/ 1 c) (/ 1 d))))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 4 (log (hypot (/ 1 c) (/ 1 d))))) (+ (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow (hypot (/ 1 c) (/ 1 d)) 4) 0) (* 0 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* a 0) (+ (* 0 0) (* 0 a))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (* 0 d))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr d) 0) (+ (* 0 0) (* 0 (sqr a)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 0 0) (* 1 (* (sqr d) (sqr a))))) into (* (sqr d) (sqr a))
* [misc]backup-simplify:  Simplify (/ (+ (* -1 (/ (* (pow (* 1 0) 2)) (pow (hypot (/ 1 c) (/ 1 d)) 2))) (* 1 (/ (* 1 (pow (* 2 0) 1)) (pow (hypot (/ 1 c) (/ 1 d)) 1)))) 2) into 0
* [misc]backup-simplify:  Simplify (+ (* 4 0) (+ (* 0 0) (* 0 (log (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 4 (log (hypot (/ 1 c) (/ 1 d))))) (+ (* (/ (pow 0 2) 2)) (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow (hypot (/ 1 c) (/ 1 d)) 4) (* (sqr d) (sqr a))) (+ (* 0 0) (* 0 0))) into (* (pow (hypot (/ 1 c) (/ 1 d)) 4) (* (sqr d) (sqr a)))
* [misc]backup-simplify:  Simplify (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 4) (* (sqr d) (sqr a)))) into (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 4) (* (sqr d) (sqr a))))
* [misc]taylor:  Taking taylor expansion of (- (+ (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 6) (pow c 6)))) (- (+ (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (* (pow d 3) (pow a 3))))) (- (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 5) (* (pow c 4) (* d a)))))))))) in c
* [misc]taylor:  Taking taylor expansion of (+ (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 6) (pow c 6)))) (- (+ (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (* (pow d 3) (pow a 3))))) (- (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 5) (* (pow c 4) (* d a))))))))) in c
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 6) (pow c 6)))) in c
* [misc]taylor:  Taking taylor expansion of +nan.0 in c
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 6) (pow c 6))) in c
* [misc]taylor:  Taking taylor expansion of (* (pow (hypot (/ 1 c) (/ 1 d)) 6) (pow c 6)) in c
* [misc]taylor:  Taking taylor expansion of (pow (hypot (/ 1 c) (/ 1 d)) 6) in c
* [misc]taylor:  Taking taylor expansion of (exp (* 6 (log (hypot (/ 1 c) (/ 1 d))))) in c
* [misc]taylor:  Taking taylor expansion of (* 6 (log (hypot (/ 1 c) (/ 1 d)))) in c
* [misc]taylor:  Taking taylor expansion of 6 in c
* [misc]backup-simplify:  Simplify 6 into 6
* [misc]taylor:  Taking taylor expansion of (log (hypot (/ 1 c) (/ 1 d))) in c
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in c
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (log (hypot (/ 1 c) (/ 1 d))) into (log (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (* 6 (log (hypot (/ 1 c) (/ 1 d)))) into (* 6 (log (hypot (/ 1 c) (/ 1 d))))
* [misc]backup-simplify:  Simplify (exp (* 6 (log (hypot (/ 1 c) (/ 1 d))))) into (pow (hypot (/ 1 c) (/ 1 d)) 6)
* [misc]taylor:  Taking taylor expansion of (pow c 6) in c
* [misc]backup-simplify:  Simplify (* (pow (hypot (/ 1 c) (/ 1 d)) 6) 1) into (pow (hypot (/ 1 c) (/ 1 d)) 6)
* [misc]backup-simplify:  Simplify (/ 1 (pow (hypot (/ 1 c) (/ 1 d)) 6)) into (/ 1 (pow (hypot (/ 1 c) (/ 1 d)) 6))
* [misc]taylor:  Taking taylor expansion of (- (+ (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (* (pow d 3) (pow a 3))))) (- (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 5) (* (pow c 4) (* d a)))))))) in c
* [misc]taylor:  Taking taylor expansion of (+ (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (* (pow d 3) (pow a 3))))) (- (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 5) (* (pow c 4) (* d a))))))) in c
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (* (pow d 3) (pow a 3))))) in c
* [misc]taylor:  Taking taylor expansion of +nan.0 in c
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (* (pow d 3) (pow a 3)))) in c
* [misc]taylor:  Taking taylor expansion of (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (* (pow d 3) (pow a 3))) in c
* [misc]taylor:  Taking taylor expansion of (pow (hypot (/ 1 c) (/ 1 d)) 3) in c
* [misc]taylor:  Taking taylor expansion of (exp (* 3 (log (hypot (/ 1 c) (/ 1 d))))) in c
* [misc]taylor:  Taking taylor expansion of (* 3 (log (hypot (/ 1 c) (/ 1 d)))) in c
* [misc]taylor:  Taking taylor expansion of 3 in c
* [misc]backup-simplify:  Simplify 3 into 3
* [misc]taylor:  Taking taylor expansion of (log (hypot (/ 1 c) (/ 1 d))) in c
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in c
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (log (hypot (/ 1 c) (/ 1 d))) into (log (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (* 3 (log (hypot (/ 1 c) (/ 1 d)))) into (* 3 (log (hypot (/ 1 c) (/ 1 d))))
* [misc]backup-simplify:  Simplify (exp (* 3 (log (hypot (/ 1 c) (/ 1 d))))) into (pow (hypot (/ 1 c) (/ 1 d)) 3)
* [misc]taylor:  Taking taylor expansion of (* (pow d 3) (pow a 3)) in c
* [misc]taylor:  Taking taylor expansion of (pow d 3) in c
* [misc]taylor:  Taking taylor expansion of (exp (* 3 (log d))) in c
* [misc]taylor:  Taking taylor expansion of (* 3 (log d)) in c
* [misc]taylor:  Taking taylor expansion of 3 in c
* [misc]backup-simplify:  Simplify 3 into 3
* [misc]taylor:  Taking taylor expansion of (log d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (log d) into (log d)
* [misc]backup-simplify:  Simplify (* 3 (log d)) into (* 3 (log d))
* [misc]backup-simplify:  Simplify (exp (* 3 (log d))) into (pow d 3)
* [misc]taylor:  Taking taylor expansion of (pow a 3) in c
* [misc]taylor:  Taking taylor expansion of (exp (* 3 (log a))) in c
* [misc]taylor:  Taking taylor expansion of (* 3 (log a)) in c
* [misc]taylor:  Taking taylor expansion of 3 in c
* [misc]backup-simplify:  Simplify 3 into 3
* [misc]taylor:  Taking taylor expansion of (log a) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (log a) into (log a)
* [misc]backup-simplify:  Simplify (* 3 (log a)) into (* 3 (log a))
* [misc]backup-simplify:  Simplify (exp (* 3 (log a))) into (pow a 3)
* [misc]backup-simplify:  Simplify (* (pow d 3) (pow a 3)) into (* (pow d 3) (pow a 3))
* [misc]backup-simplify:  Simplify (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (* (pow d 3) (pow a 3))) into (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (* (pow d 3) (pow a 3)))
* [misc]backup-simplify:  Simplify (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (* (pow d 3) (pow a 3)))) into (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (* (pow d 3) (pow a 3))))
* [misc]taylor:  Taking taylor expansion of (- (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 5) (* (pow c 4) (* d a)))))) in c
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 5) (* (pow c 4) (* d a))))) in c
* [misc]taylor:  Taking taylor expansion of +nan.0 in c
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 5) (* (pow c 4) (* d a)))) in c
* [misc]taylor:  Taking taylor expansion of (* (pow (hypot (/ 1 c) (/ 1 d)) 5) (* (pow c 4) (* d a))) in c
* [misc]taylor:  Taking taylor expansion of (pow (hypot (/ 1 c) (/ 1 d)) 5) in c
* [misc]taylor:  Taking taylor expansion of (exp (* 5 (log (hypot (/ 1 c) (/ 1 d))))) in c
* [misc]taylor:  Taking taylor expansion of (* 5 (log (hypot (/ 1 c) (/ 1 d)))) in c
* [misc]taylor:  Taking taylor expansion of 5 in c
* [misc]backup-simplify:  Simplify 5 into 5
* [misc]taylor:  Taking taylor expansion of (log (hypot (/ 1 c) (/ 1 d))) in c
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in c
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (log (hypot (/ 1 c) (/ 1 d))) into (log (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (* 5 (log (hypot (/ 1 c) (/ 1 d)))) into (* 5 (log (hypot (/ 1 c) (/ 1 d))))
* [misc]backup-simplify:  Simplify (exp (* 5 (log (hypot (/ 1 c) (/ 1 d))))) into (pow (hypot (/ 1 c) (/ 1 d)) 5)
* [misc]taylor:  Taking taylor expansion of (* (pow c 4) (* d a)) in c
* [misc]taylor:  Taking taylor expansion of (pow c 4) in c
* [misc]taylor:  Taking taylor expansion of (* d a) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (* d a) into (* d a)
* [misc]backup-simplify:  Simplify (* 1 (* d a)) into (* d a)
* [misc]backup-simplify:  Simplify (* (pow (hypot (/ 1 c) (/ 1 d)) 5) (* d a)) into (* (pow (hypot (/ 1 c) (/ 1 d)) 5) (* d a))
* [misc]backup-simplify:  Simplify (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 5) (* d a))) into (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 5) (* d a)))
* [misc]backup-simplify:  Simplify (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 4) (* (sqr d) (sqr a))))) into (/ +nan.0 (* (pow (hypot (/ 1 c) (/ 1 d)) 4) (* (sqr d) (sqr a))))
* [misc]backup-simplify:  Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow (hypot (/ 1 c) (/ 1 d)) 1)))) 1) into 0
* [misc]backup-simplify:  Simplify (+ (* 6 0) (* 0 (log (hypot (/ 1 c) (/ 1 d))))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 6 (log (hypot (/ 1 c) (/ 1 d))))) (+ (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* -1 (/ (* (pow (* 1 0) 2)) (pow (hypot (/ 1 c) (/ 1 d)) 2))) (* 1 (/ (* 1 (pow (* 2 0) 1)) (pow (hypot (/ 1 c) (/ 1 d)) 1)))) 2) into 0
* [misc]backup-simplify:  Simplify (+ (* 6 0) (+ (* 0 0) (* 0 (log (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 6 (log (hypot (/ 1 c) (/ 1 d))))) (+ (* (/ (pow 0 2) 2)) (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* 2 (/ (* (pow (* 1 0) 3)) (pow (hypot (/ 1 c) (/ 1 d)) 3))) (* -3 (/ (* (pow (* 1 0) 1) (pow (* 2 0) 1)) (pow (hypot (/ 1 c) (/ 1 d)) 2))) (* 1 (/ (* 1 1 (pow (* 6 0) 1)) (pow (hypot (/ 1 c) (/ 1 d)) 1)))) 6) into 0
* [misc]backup-simplify:  Simplify (+ (* 6 0) (+ (* 0 0) (+ (* 0 0) (* 0 (log (hypot (/ 1 c) (/ 1 d))))))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 6 (log (hypot (/ 1 c) (/ 1 d))))) (+ (* (/ (pow 0 3) 6)) (* (/ (pow 0 1) 1) (/ (pow 0 1) 1)) (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* -6 (/ (* (pow (* 1 0) 4)) (pow (hypot (/ 1 c) (/ 1 d)) 4))) (* 12 (/ (* (pow (* 1 0) 2) (pow (* 2 0) 1)) (pow (hypot (/ 1 c) (/ 1 d)) 3))) (* -3 (/ (* 1 (pow (* 2 0) 2)) (pow (hypot (/ 1 c) (/ 1 d)) 2))) (* -4 (/ (* (pow (* 1 0) 1) 1 (pow (* 6 0) 1)) (pow (hypot (/ 1 c) (/ 1 d)) 2))) (* 1 (/ (* 1 1 1 (pow (* 24 0) 1)) (pow (hypot (/ 1 c) (/ 1 d)) 1)))) 24) into 0
* [misc]backup-simplify:  Simplify (+ (* 6 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (log (hypot (/ 1 c) (/ 1 d)))))))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 6 (log (hypot (/ 1 c) (/ 1 d))))) (+ (* (/ (pow 0 4) 24)) (* (/ (pow 0 2) 2) (/ (pow 0 1) 1)) (* (/ (pow 0 1) 1) (/ (pow 0 1) 1)) (* (/ (pow 0 2) 2)) (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow (hypot (/ 1 c) (/ 1 d)) 6) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow (hypot (/ 1 c) (/ 1 d)) 6) 0) (* 0 1)) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (pow (hypot (/ 1 c) (/ 1 d)) 6)) (/ 0 (pow (hypot (/ 1 c) (/ 1 d)) 6))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow (hypot (/ 1 c) (/ 1 d)) 6) 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow (hypot (/ 1 c) (/ 1 d)) 6) 0) (+ (* 0 0) (* 0 1))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (pow (hypot (/ 1 c) (/ 1 d)) 6)) (/ 0 (pow (hypot (/ 1 c) (/ 1 d)) 6))) (* 0 (/ 0 (pow (hypot (/ 1 c) (/ 1 d)) 6))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (pow (hypot (/ 1 c) (/ 1 d)) 6)) (/ 0 (pow (hypot (/ 1 c) (/ 1 d)) 6))) (* 0 (/ 0 (pow (hypot (/ 1 c) (/ 1 d)) 6))) (* 0 (/ 0 (pow (hypot (/ 1 c) (/ 1 d)) 6))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (pow (hypot (/ 1 c) (/ 1 d)) 6)) (/ 0 (pow (hypot (/ 1 c) (/ 1 d)) 6))) (* 0 (/ 0 (pow (hypot (/ 1 c) (/ 1 d)) 6))) (* 0 (/ 0 (pow (hypot (/ 1 c) (/ 1 d)) 6))) (* 0 (/ 0 (pow (hypot (/ 1 c) (/ 1 d)) 6))))) into 0
* [misc]backup-simplify:  Simplify (+ (* +nan.0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 (pow (hypot (/ 1 c) (/ 1 d)) 6))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (* 0 a))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 a)) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 (* d a)))) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow (hypot (/ 1 c) (/ 1 d)) 1)))) 1) into 0
* [misc]backup-simplify:  Simplify (+ (* 5 0) (* 0 (log (hypot (/ 1 c) (/ 1 d))))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 5 (log (hypot (/ 1 c) (/ 1 d))))) (+ (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 (* d a))) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* -1 (/ (* (pow (* 1 0) 2)) (pow (hypot (/ 1 c) (/ 1 d)) 2))) (* 1 (/ (* 1 (pow (* 2 0) 1)) (pow (hypot (/ 1 c) (/ 1 d)) 1)))) 2) into 0
* [misc]backup-simplify:  Simplify (+ (* 5 0) (+ (* 0 0) (* 0 (log (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 5 (log (hypot (/ 1 c) (/ 1 d))))) (+ (* (/ (pow 0 2) 2)) (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow (hypot (/ 1 c) (/ 1 d)) 5) 0) (+ (* 0 0) (* 0 (* d a)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow (hypot (/ 1 c) (/ 1 d)) 5) 0) (* 0 (* d a))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 5) (* d a))) (/ 0 (* (pow (hypot (/ 1 c) (/ 1 d)) 5) (* d a)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 5) (* d a))) (/ 0 (* (pow (hypot (/ 1 c) (/ 1 d)) 5) (* d a)))) (* 0 (/ 0 (* (pow (hypot (/ 1 c) (/ 1 d)) 5) (* d a)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* +nan.0 0) (+ (* 0 0) (* 0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 5) (* d a)))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ (/ +nan.0 (* (pow (hypot (/ 1 c) (/ 1 d)) 4) (* (sqr d) (sqr a)))) 0) into (- (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 4) (* (sqr d) (sqr a))))))
* [misc]backup-simplify:  Simplify (- (- (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 4) (* (sqr d) (sqr a))))))) into (- (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 4) (* (sqr d) (sqr a))))))
* [misc]taylor:  Taking taylor expansion of (- (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 4) (* (sqr d) (sqr a)))))) in a
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 4) (* (sqr d) (sqr a))))) in a
* [misc]taylor:  Taking taylor expansion of +nan.0 in a
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 4) (* (sqr d) (sqr a)))) in a
* [misc]taylor:  Taking taylor expansion of (* (pow (hypot (/ 1 c) (/ 1 d)) 4) (* (sqr d) (sqr a))) in a
* [misc]taylor:  Taking taylor expansion of (pow (hypot (/ 1 c) (/ 1 d)) 4) in a
* [misc]taylor:  Taking taylor expansion of (exp (* 4 (log (hypot (/ 1 c) (/ 1 d))))) in a
* [misc]taylor:  Taking taylor expansion of (* 4 (log (hypot (/ 1 c) (/ 1 d)))) in a
* [misc]taylor:  Taking taylor expansion of 4 in a
* [misc]backup-simplify:  Simplify 4 into 4
* [misc]taylor:  Taking taylor expansion of (log (hypot (/ 1 c) (/ 1 d))) in a
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in a
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (log (hypot (/ 1 c) (/ 1 d))) into (log (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (* 4 (log (hypot (/ 1 c) (/ 1 d)))) into (* 4 (log (hypot (/ 1 c) (/ 1 d))))
* [misc]backup-simplify:  Simplify (exp (* 4 (log (hypot (/ 1 c) (/ 1 d))))) into (pow (hypot (/ 1 c) (/ 1 d)) 4)
* [misc]taylor:  Taking taylor expansion of (* (sqr d) (sqr a)) in a
* [misc]taylor:  Taking taylor expansion of (sqr d) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (sqr a) in a
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* d d) into (sqr d)
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (* (sqr d) 0) into 0
* [misc]backup-simplify:  Simplify (* (pow (hypot (/ 1 c) (/ 1 d)) 4) 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 d)) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr d) 0) (* 0 0)) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow (hypot (/ 1 c) (/ 1 d)) 1)))) 1) into 0
* [misc]backup-simplify:  Simplify (+ (* 4 0) (* 0 (log (hypot (/ 1 c) (/ 1 d))))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 4 (log (hypot (/ 1 c) (/ 1 d))))) (+ (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow (hypot (/ 1 c) (/ 1 d)) 4) 0) (* 0 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (* 0 d))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr d) 1) (+ (* 0 0) (* 0 0))) into (sqr d)
* [misc]backup-simplify:  Simplify (/ (+ (* -1 (/ (* (pow (* 1 0) 2)) (pow (hypot (/ 1 c) (/ 1 d)) 2))) (* 1 (/ (* 1 (pow (* 2 0) 1)) (pow (hypot (/ 1 c) (/ 1 d)) 1)))) 2) into 0
* [misc]backup-simplify:  Simplify (+ (* 4 0) (+ (* 0 0) (* 0 (log (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 4 (log (hypot (/ 1 c) (/ 1 d))))) (+ (* (/ (pow 0 2) 2)) (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow (hypot (/ 1 c) (/ 1 d)) 4) (sqr d)) (+ (* 0 0) (* 0 0))) into (* (pow (hypot (/ 1 c) (/ 1 d)) 4) (sqr d))
* [misc]backup-simplify:  Simplify (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 4) (sqr d))) into (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 4) (sqr d)))
* [misc]backup-simplify:  Simplify (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 4) (sqr d)))) into (/ +nan.0 (* (pow (hypot (/ 1 c) (/ 1 d)) 4) (sqr d)))
* [misc]backup-simplify:  Simplify (- (/ +nan.0 (* (pow (hypot (/ 1 c) (/ 1 d)) 4) (sqr d)))) into (- (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 4) (sqr d)))))
* [misc]taylor:  Taking taylor expansion of (- (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 4) (sqr d))))) in d
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 4) (sqr d)))) in d
* [misc]taylor:  Taking taylor expansion of +nan.0 in d
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 4) (sqr d))) in d
* [misc]taylor:  Taking taylor expansion of (* (pow (hypot (/ 1 c) (/ 1 d)) 4) (sqr d)) in d
* [misc]taylor:  Taking taylor expansion of (pow (hypot (/ 1 c) (/ 1 d)) 4) in d
* [misc]taylor:  Taking taylor expansion of (exp (* 4 (log (hypot (/ 1 c) (/ 1 d))))) in d
* [misc]taylor:  Taking taylor expansion of (* 4 (log (hypot (/ 1 c) (/ 1 d)))) in d
* [misc]taylor:  Taking taylor expansion of 4 in d
* [misc]backup-simplify:  Simplify 4 into 4
* [misc]taylor:  Taking taylor expansion of (log (hypot (/ 1 c) (/ 1 d))) in d
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in d
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (log (hypot (/ 1 c) (/ 1 d))) into (log (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (* 4 (log (hypot (/ 1 c) (/ 1 d)))) into (* 4 (log (hypot (/ 1 c) (/ 1 d))))
* [misc]backup-simplify:  Simplify (exp (* 4 (log (hypot (/ 1 c) (/ 1 d))))) into (pow (hypot (/ 1 c) (/ 1 d)) 4)
* [misc]taylor:  Taking taylor expansion of (sqr d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (* (pow (hypot (/ 1 c) (/ 1 d)) 4) 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow (hypot (/ 1 c) (/ 1 d)) 1)))) 1) into 0
* [misc]backup-simplify:  Simplify (+ (* 4 0) (* 0 (log (hypot (/ 1 c) (/ 1 d))))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 4 (log (hypot (/ 1 c) (/ 1 d))))) (+ (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow (hypot (/ 1 c) (/ 1 d)) 4) 0) (* 0 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (/ (+ (* -1 (/ (* (pow (* 1 0) 2)) (pow (hypot (/ 1 c) (/ 1 d)) 2))) (* 1 (/ (* 1 (pow (* 2 0) 1)) (pow (hypot (/ 1 c) (/ 1 d)) 1)))) 2) into 0
* [misc]backup-simplify:  Simplify (+ (* 4 0) (+ (* 0 0) (* 0 (log (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 4 (log (hypot (/ 1 c) (/ 1 d))))) (+ (* (/ (pow 0 2) 2)) (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow (hypot (/ 1 c) (/ 1 d)) 4) 1) (+ (* 0 0) (* 0 0))) into (pow (hypot (/ 1 c) (/ 1 d)) 4)
* [misc]backup-simplify:  Simplify (/ 1 (pow (hypot (/ 1 c) (/ 1 d)) 4)) into (/ 1 (pow (hypot (/ 1 c) (/ 1 d)) 4))
* [misc]backup-simplify:  Simplify (* +nan.0 (/ 1 (pow (hypot (/ 1 c) (/ 1 d)) 4))) into (/ +nan.0 (pow (hypot (/ 1 c) (/ 1 d)) 4))
* [misc]backup-simplify:  Simplify (- (/ +nan.0 (pow (hypot (/ 1 c) (/ 1 d)) 4))) into (- (* +nan.0 (/ 1 (pow (hypot (/ 1 c) (/ 1 d)) 4))))
* [misc]backup-simplify:  Simplify (- (* +nan.0 (/ 1 (pow (hypot (/ 1 c) (/ 1 d)) 4)))) into (- (* +nan.0 (/ 1 (pow (hypot (/ 1 c) (/ 1 d)) 4))))
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (* 0 a))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 (* d a)))) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* -1 (/ (* (pow (* 1 0) 2)) (pow (hypot (/ 1 c) (/ 1 d)) 2))) (* 1 (/ (* 1 (pow (* 2 0) 1)) (pow (hypot (/ 1 c) (/ 1 d)) 1)))) 2) into 0
* [misc]backup-simplify:  Simplify (+ (* 4 0) (+ (* 0 0) (* 0 (log (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 4 (log (hypot (/ 1 c) (/ 1 d))))) (+ (* (/ (pow 0 2) 2)) (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow (hypot (/ 1 c) (/ 1 d)) 4) 0) (+ (* 0 0) (* 0 (* d a)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 4) (* d a))) (/ 0 (* (pow (hypot (/ 1 c) (/ 1 d)) 4) (* d a)))) (* 0 (/ 0 (* (pow (hypot (/ 1 c) (/ 1 d)) 4) (* d a)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* +nan.0 0) (+ (* 0 0) (* 0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 4) (* d a)))))) into 0
* [misc]backup-simplify:  Simplify (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (* (sqr d) (sqr a))))) into (/ +nan.0 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (* (sqr d) (sqr a))))
* [misc]backup-simplify:  Simplify (/ (+ (* -6 (/ (* (pow (* 1 0) 4)) (pow (hypot (/ 1 c) (/ 1 d)) 4))) (* 12 (/ (* (pow (* 1 0) 2) (pow (* 2 0) 1)) (pow (hypot (/ 1 c) (/ 1 d)) 3))) (* -3 (/ (* 1 (pow (* 2 0) 2)) (pow (hypot (/ 1 c) (/ 1 d)) 2))) (* -4 (/ (* (pow (* 1 0) 1) 1 (pow (* 6 0) 1)) (pow (hypot (/ 1 c) (/ 1 d)) 2))) (* 1 (/ (* 1 1 1 (pow (* 24 0) 1)) (pow (hypot (/ 1 c) (/ 1 d)) 1)))) 24) into 0
* [misc]backup-simplify:  Simplify (+ (* 5 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (log (hypot (/ 1 c) (/ 1 d)))))))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 5 (log (hypot (/ 1 c) (/ 1 d))))) (+ (* (/ (pow 0 4) 24)) (* (/ (pow 0 2) 2) (/ (pow 0 1) 1)) (* (/ (pow 0 1) 1) (/ (pow 0 1) 1)) (* (/ (pow 0 2) 2)) (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow (hypot (/ 1 c) (/ 1 d)) 5) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (pow (hypot (/ 1 c) (/ 1 d)) 5)) (/ 0 (pow (hypot (/ 1 c) (/ 1 d)) 5))) (* 0 (/ 0 (pow (hypot (/ 1 c) (/ 1 d)) 5))) (* 0 (/ 0 (pow (hypot (/ 1 c) (/ 1 d)) 5))) (* 0 (/ 0 (pow (hypot (/ 1 c) (/ 1 d)) 5))))) into 0
* [misc]backup-simplify:  Simplify (+ (* +nan.0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 (pow (hypot (/ 1 c) (/ 1 d)) 5))))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ (/ +nan.0 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (* (sqr d) (sqr a)))) 0) into (- (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (* (sqr d) (sqr a))))))
* [misc]backup-simplify:  Simplify (- (- (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (* (sqr d) (sqr a))))))) into (- (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (* (sqr d) (sqr a))))))
* [misc]backup-simplify:  Simplify (+ 0 (- (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (* (sqr d) (sqr a))))))) into (- (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (* (sqr d) (sqr a))))))
* [misc]backup-simplify:  Simplify (- (- (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (* (sqr d) (sqr a))))))) into (- (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (* (sqr d) (sqr a))))))
* [misc]taylor:  Taking taylor expansion of (- (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (* (sqr d) (sqr a)))))) in a
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (* (sqr d) (sqr a))))) in a
* [misc]taylor:  Taking taylor expansion of +nan.0 in a
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (* (sqr d) (sqr a)))) in a
* [misc]taylor:  Taking taylor expansion of (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (* (sqr d) (sqr a))) in a
* [misc]taylor:  Taking taylor expansion of (pow (hypot (/ 1 c) (/ 1 d)) 3) in a
* [misc]taylor:  Taking taylor expansion of (exp (* 3 (log (hypot (/ 1 c) (/ 1 d))))) in a
* [misc]taylor:  Taking taylor expansion of (* 3 (log (hypot (/ 1 c) (/ 1 d)))) in a
* [misc]taylor:  Taking taylor expansion of 3 in a
* [misc]backup-simplify:  Simplify 3 into 3
* [misc]taylor:  Taking taylor expansion of (log (hypot (/ 1 c) (/ 1 d))) in a
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in a
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (log (hypot (/ 1 c) (/ 1 d))) into (log (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (* 3 (log (hypot (/ 1 c) (/ 1 d)))) into (* 3 (log (hypot (/ 1 c) (/ 1 d))))
* [misc]backup-simplify:  Simplify (exp (* 3 (log (hypot (/ 1 c) (/ 1 d))))) into (pow (hypot (/ 1 c) (/ 1 d)) 3)
* [misc]taylor:  Taking taylor expansion of (* (sqr d) (sqr a)) in a
* [misc]taylor:  Taking taylor expansion of (sqr d) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (sqr a) in a
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* d d) into (sqr d)
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (* (sqr d) 0) into 0
* [misc]backup-simplify:  Simplify (* (pow (hypot (/ 1 c) (/ 1 d)) 3) 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 d)) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr d) 0) (* 0 0)) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow (hypot (/ 1 c) (/ 1 d)) 1)))) 1) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (* 0 (log (hypot (/ 1 c) (/ 1 d))))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 3 (log (hypot (/ 1 c) (/ 1 d))))) (+ (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow (hypot (/ 1 c) (/ 1 d)) 3) 0) (* 0 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (* 0 d))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr d) 1) (+ (* 0 0) (* 0 0))) into (sqr d)
* [misc]backup-simplify:  Simplify (/ (+ (* -1 (/ (* (pow (* 1 0) 2)) (pow (hypot (/ 1 c) (/ 1 d)) 2))) (* 1 (/ (* 1 (pow (* 2 0) 1)) (pow (hypot (/ 1 c) (/ 1 d)) 1)))) 2) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (+ (* 0 0) (* 0 (log (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 3 (log (hypot (/ 1 c) (/ 1 d))))) (+ (* (/ (pow 0 2) 2)) (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (sqr d)) (+ (* 0 0) (* 0 0))) into (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (sqr d))
* [misc]backup-simplify:  Simplify (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (sqr d))) into (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (sqr d)))
* [misc]backup-simplify:  Simplify (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (sqr d)))) into (/ +nan.0 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (sqr d)))
* [misc]backup-simplify:  Simplify (- (/ +nan.0 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (sqr d)))) into (- (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (sqr d)))))
* [misc]taylor:  Taking taylor expansion of (- (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (sqr d))))) in d
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (sqr d)))) in d
* [misc]taylor:  Taking taylor expansion of +nan.0 in d
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (sqr d))) in d
* [misc]taylor:  Taking taylor expansion of (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (sqr d)) in d
* [misc]taylor:  Taking taylor expansion of (pow (hypot (/ 1 c) (/ 1 d)) 3) in d
* [misc]taylor:  Taking taylor expansion of (exp (* 3 (log (hypot (/ 1 c) (/ 1 d))))) in d
* [misc]taylor:  Taking taylor expansion of (* 3 (log (hypot (/ 1 c) (/ 1 d)))) in d
* [misc]taylor:  Taking taylor expansion of 3 in d
* [misc]backup-simplify:  Simplify 3 into 3
* [misc]taylor:  Taking taylor expansion of (log (hypot (/ 1 c) (/ 1 d))) in d
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in d
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (log (hypot (/ 1 c) (/ 1 d))) into (log (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (* 3 (log (hypot (/ 1 c) (/ 1 d)))) into (* 3 (log (hypot (/ 1 c) (/ 1 d))))
* [misc]backup-simplify:  Simplify (exp (* 3 (log (hypot (/ 1 c) (/ 1 d))))) into (pow (hypot (/ 1 c) (/ 1 d)) 3)
* [misc]taylor:  Taking taylor expansion of (sqr d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (* (pow (hypot (/ 1 c) (/ 1 d)) 3) 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow (hypot (/ 1 c) (/ 1 d)) 1)))) 1) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (* 0 (log (hypot (/ 1 c) (/ 1 d))))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 3 (log (hypot (/ 1 c) (/ 1 d))))) (+ (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow (hypot (/ 1 c) (/ 1 d)) 3) 0) (* 0 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (/ (+ (* -1 (/ (* (pow (* 1 0) 2)) (pow (hypot (/ 1 c) (/ 1 d)) 2))) (* 1 (/ (* 1 (pow (* 2 0) 1)) (pow (hypot (/ 1 c) (/ 1 d)) 1)))) 2) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (+ (* 0 0) (* 0 (log (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 3 (log (hypot (/ 1 c) (/ 1 d))))) (+ (* (/ (pow 0 2) 2)) (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow (hypot (/ 1 c) (/ 1 d)) 3) 1) (+ (* 0 0) (* 0 0))) into (pow (hypot (/ 1 c) (/ 1 d)) 3)
* [misc]backup-simplify:  Simplify (/ 1 (pow (hypot (/ 1 c) (/ 1 d)) 3)) into (/ 1 (pow (hypot (/ 1 c) (/ 1 d)) 3))
* [misc]backup-simplify:  Simplify (* +nan.0 (/ 1 (pow (hypot (/ 1 c) (/ 1 d)) 3))) into (/ +nan.0 (pow (hypot (/ 1 c) (/ 1 d)) 3))
* [misc]backup-simplify:  Simplify (- (/ +nan.0 (pow (hypot (/ 1 c) (/ 1 d)) 3))) into (- (* +nan.0 (/ 1 (pow (hypot (/ 1 c) (/ 1 d)) 3))))
* [misc]backup-simplify:  Simplify (- (* +nan.0 (/ 1 (pow (hypot (/ 1 c) (/ 1 d)) 3)))) into (- (* +nan.0 (/ 1 (pow (hypot (/ 1 c) (/ 1 d)) 3))))
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 a))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 (* d a)))))) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* -6 (/ (* (pow (* 1 0) 4)) (pow (hypot (/ 1 c) (/ 1 d)) 4))) (* 12 (/ (* (pow (* 1 0) 2) (pow (* 2 0) 1)) (pow (hypot (/ 1 c) (/ 1 d)) 3))) (* -3 (/ (* 1 (pow (* 2 0) 2)) (pow (hypot (/ 1 c) (/ 1 d)) 2))) (* -4 (/ (* (pow (* 1 0) 1) 1 (pow (* 6 0) 1)) (pow (hypot (/ 1 c) (/ 1 d)) 2))) (* 1 (/ (* 1 1 1 (pow (* 24 0) 1)) (pow (hypot (/ 1 c) (/ 1 d)) 1)))) 24) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (log (hypot (/ 1 c) (/ 1 d)))))))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 3 (log (hypot (/ 1 c) (/ 1 d))))) (+ (* (/ (pow 0 4) 24)) (* (/ (pow 0 2) 2) (/ (pow 0 1) 1)) (* (/ (pow 0 1) 1) (/ (pow 0 1) 1)) (* (/ (pow 0 2) 2)) (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow (hypot (/ 1 c) (/ 1 d)) 3) 0) (+ (* 0 0) (+ (* 0 (* d a)) (+ (* 0 0) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (* d a))) (/ 0 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (* d a)))) (* 0 (/ 0 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (* d a)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* +nan.0 0) (+ (* 0 0) (* 0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (* d a)))))) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* -6 (/ (* (pow (* 1 0) 4)) (pow (hypot (/ 1 c) (/ 1 d)) 4))) (* 12 (/ (* (pow (* 1 0) 2) (pow (* 2 0) 1)) (pow (hypot (/ 1 c) (/ 1 d)) 3))) (* -3 (/ (* 1 (pow (* 2 0) 2)) (pow (hypot (/ 1 c) (/ 1 d)) 2))) (* -4 (/ (* (pow (* 1 0) 1) 1 (pow (* 6 0) 1)) (pow (hypot (/ 1 c) (/ 1 d)) 2))) (* 1 (/ (* 1 1 1 (pow (* 24 0) 1)) (pow (hypot (/ 1 c) (/ 1 d)) 1)))) 24) into 0
* [misc]backup-simplify:  Simplify (+ (* 4 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (log (hypot (/ 1 c) (/ 1 d)))))))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 4 (log (hypot (/ 1 c) (/ 1 d))))) (+ (* (/ (pow 0 4) 24)) (* (/ (pow 0 2) 2) (/ (pow 0 1) 1)) (* (/ (pow 0 1) 1) (/ (pow 0 1) 1)) (* (/ (pow 0 2) 2)) (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow (hypot (/ 1 c) (/ 1 d)) 4) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (pow (hypot (/ 1 c) (/ 1 d)) 4)) (/ 0 (pow (hypot (/ 1 c) (/ 1 d)) 4))) (* 0 (/ 0 (pow (hypot (/ 1 c) (/ 1 d)) 4))) (* 0 (/ 0 (pow (hypot (/ 1 c) (/ 1 d)) 4))) (* 0 (/ 0 (pow (hypot (/ 1 c) (/ 1 d)) 4))))) into 0
* [misc]backup-simplify:  Simplify (+ (* +nan.0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 (pow (hypot (/ 1 c) (/ 1 d)) 4))))))) into 0
* [misc]backup-simplify:  Simplify (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* (sqr d) (sqr a))))) into (/ +nan.0 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* (sqr d) (sqr a))))
* [misc]backup-simplify:  Simplify (- (/ +nan.0 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* (sqr d) (sqr a))))) into (- (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* (sqr d) (sqr a))))))
* [misc]backup-simplify:  Simplify (+ 0 (- (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* (sqr d) (sqr a))))))) into (- (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* (sqr d) (sqr a))))))
* [misc]backup-simplify:  Simplify (- (- (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* (sqr d) (sqr a))))))) into (- (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* (sqr d) (sqr a))))))
* [misc]backup-simplify:  Simplify (+ 0 (- (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* (sqr d) (sqr a))))))) into (- (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* (sqr d) (sqr a))))))
* [misc]backup-simplify:  Simplify (- (- (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* (sqr d) (sqr a))))))) into (- (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* (sqr d) (sqr a))))))
* [misc]taylor:  Taking taylor expansion of (- (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* (sqr d) (sqr a)))))) in a
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* (sqr d) (sqr a))))) in a
* [misc]taylor:  Taking taylor expansion of +nan.0 in a
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* (sqr d) (sqr a)))) in a
* [misc]taylor:  Taking taylor expansion of (* (sqr (hypot (/ 1 c) (/ 1 d))) (* (sqr d) (sqr a))) in a
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ 1 c) (/ 1 d))) in a
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in a
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]taylor:  Taking taylor expansion of (* (sqr d) (sqr a)) in a
* [misc]taylor:  Taking taylor expansion of (sqr d) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (sqr a) in a
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* (hypot (/ 1 c) (/ 1 d)) (hypot (/ 1 c) (/ 1 d))) into (sqr (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (* d d) into (sqr d)
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (* (sqr d) 0) into 0
* [misc]backup-simplify:  Simplify (* (sqr (hypot (/ 1 c) (/ 1 d))) 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 d)) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr d) 0) (* 0 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (* 0 (hypot (/ 1 c) (/ 1 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (hypot (/ 1 c) (/ 1 d))) 0) (* 0 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (* 0 d))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr d) 1) (+ (* 0 0) (* 0 0))) into (sqr d)
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (* 0 (hypot (/ 1 c) (/ 1 d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (hypot (/ 1 c) (/ 1 d))) (sqr d)) (+ (* 0 0) (* 0 0))) into (* (sqr (hypot (/ 1 c) (/ 1 d))) (sqr d))
* [misc]backup-simplify:  Simplify (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (sqr d))) into (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (sqr d)))
* [misc]backup-simplify:  Simplify (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (sqr d)))) into (/ +nan.0 (* (sqr (hypot (/ 1 c) (/ 1 d))) (sqr d)))
* [misc]backup-simplify:  Simplify (- (/ +nan.0 (* (sqr (hypot (/ 1 c) (/ 1 d))) (sqr d)))) into (- (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (sqr d)))))
* [misc]taylor:  Taking taylor expansion of (- (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (sqr d))))) in d
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (sqr d)))) in d
* [misc]taylor:  Taking taylor expansion of +nan.0 in d
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (sqr d))) in d
* [misc]taylor:  Taking taylor expansion of (* (sqr (hypot (/ 1 c) (/ 1 d))) (sqr d)) in d
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ 1 c) (/ 1 d))) in d
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in d
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]taylor:  Taking taylor expansion of (sqr d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* (hypot (/ 1 c) (/ 1 d)) (hypot (/ 1 c) (/ 1 d))) into (sqr (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (* (sqr (hypot (/ 1 c) (/ 1 d))) 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (* 0 (hypot (/ 1 c) (/ 1 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (hypot (/ 1 c) (/ 1 d))) 0) (* 0 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (* 0 (hypot (/ 1 c) (/ 1 d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (hypot (/ 1 c) (/ 1 d))) 1) (+ (* 0 0) (* 0 0))) into (sqr (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) into (/ 1 (sqr (hypot (/ 1 c) (/ 1 d))))
* [misc]backup-simplify:  Simplify (* +nan.0 (/ 1 (sqr (hypot (/ 1 c) (/ 1 d))))) into (/ +nan.0 (sqr (hypot (/ 1 c) (/ 1 d))))
* [misc]backup-simplify:  Simplify (- (/ +nan.0 (sqr (hypot (/ 1 c) (/ 1 d))))) into (- (* +nan.0 (/ 1 (sqr (hypot (/ 1 c) (/ 1 d))))))
* [misc]backup-simplify:  Simplify (- (* +nan.0 (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))))) into (- (* +nan.0 (/ 1 (sqr (hypot (/ 1 c) (/ 1 d))))))
* [misc]backup-simplify:  Simplify (+ (* (- (* +nan.0 (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))))) (sqr (* (/ 1 (/ 1 d)) (* (/ 1 (/ 1 a)) (* 1 (/ 1 b)))))) (+ (* (- (* +nan.0 (/ 1 (pow (hypot (/ 1 c) (/ 1 d)) 3)))) (* (/ 1 (sqr (/ 1 d))) (* (/ 1 (sqr (/ 1 a))) (* (/ 1 (/ 1 c)) (pow (/ 1 b) 3))))) (* (- (* +nan.0 (/ 1 (pow (hypot (/ 1 c) (/ 1 d)) 4)))) (sqr (* (/ 1 (/ 1 d)) (* (/ 1 (/ 1 a)) (* (/ 1 (/ 1 c)) (sqr (/ 1 b))))))))) into (- (+ (* +nan.0 (/ (* c (* (sqr d) (sqr a))) (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (pow b 3)))) (- (+ (* +nan.0 (/ (* (sqr d) (sqr a)) (* (sqr (hypot (/ 1 c) (/ 1 d))) (sqr b)))) (- (* +nan.0 (/ (* (sqr c) (* (sqr d) (sqr a))) (* (pow (hypot (/ 1 c) (/ 1 d)) 4) (pow b 4)))))))))
* [misc]approximate:  Taking taylor expansion of (sqr (sqrt (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))))) in (b c a d) around 0
* [misc]taylor:  Taking taylor expansion of (sqr (sqrt (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))))) in d
* [misc]taylor:  Taking taylor expansion of (sqrt (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d))))) in d
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))) in d
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in d
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in d
* [misc]taylor:  Taking taylor expansion of (- b) in d
* [misc]taylor:  Taking taylor expansion of b in d
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (/ 1 (- b)) into (/ -1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in d
* [misc]taylor:  Taking taylor expansion of (- c) in d
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in d
* [misc]taylor:  Taking taylor expansion of (- a) in d
* [misc]taylor:  Taking taylor expansion of a in d
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (/ 1 (- a)) into (/ -1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in d
* [misc]taylor:  Taking taylor expansion of (- d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in d
* [misc]backup-simplify:  Simplify (hypot (/ 1 (- c)) (/ 1 (- d))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* (/ -1 a) -1) into (/ 1 a)
* [misc]backup-simplify:  Simplify (- (/ 1 a)) into (- (/ 1 a))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 a))) into (- (/ 1 a))
* [misc]backup-simplify:  Simplify (/ (- (/ 1 a)) (hypot (/ -1 c) (/ -1 d))) into (/ -1 (* a (hypot (/ -1 c) (/ -1 d))))
* [misc]backup-simplify:  Simplify (sqrt 0) into 0
* [misc]backup-simplify:  Simplify (/ (/ -1 (* a (hypot (/ -1 c) (/ -1 d)))) (* 2 (sqrt 0))) into (/ +nan.0 (* a (hypot (/ -1 c) (/ -1 d))))
* [misc]taylor:  Taking taylor expansion of (sqr (sqrt (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))))) in a
* [misc]taylor:  Taking taylor expansion of (sqrt (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d))))) in a
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))) in a
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in a
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in a
* [misc]taylor:  Taking taylor expansion of (- b) in a
* [misc]taylor:  Taking taylor expansion of b in a
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (/ 1 (- b)) into (/ -1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in a
* [misc]taylor:  Taking taylor expansion of (- c) in a
* [misc]taylor:  Taking taylor expansion of c in a
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in a
* [misc]taylor:  Taking taylor expansion of (- a) in a
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in a
* [misc]taylor:  Taking taylor expansion of (- d) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in a
* [misc]backup-simplify:  Simplify (hypot (/ 1 (- c)) (/ 1 (- d))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* -1 (/ -1 d)) into (/ 1 d)
* [misc]backup-simplify:  Simplify (- (/ 1 d)) into (- (/ 1 d))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 d))) into (- (/ 1 d))
* [misc]backup-simplify:  Simplify (/ (- (/ 1 d)) (hypot (/ -1 c) (/ -1 d))) into (/ -1 (* d (hypot (/ -1 c) (/ -1 d))))
* [misc]backup-simplify:  Simplify (sqrt 0) into 0
* [misc]backup-simplify:  Simplify (/ (/ -1 (* d (hypot (/ -1 c) (/ -1 d)))) (* 2 (sqrt 0))) into (/ +nan.0 (* d (hypot (/ -1 c) (/ -1 d))))
* [misc]taylor:  Taking taylor expansion of (sqr (sqrt (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))))) in c
* [misc]taylor:  Taking taylor expansion of (sqrt (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d))))) in c
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))) in c
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in c
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in c
* [misc]taylor:  Taking taylor expansion of (- b) in c
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (/ 1 (- b)) into (/ -1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in c
* [misc]taylor:  Taking taylor expansion of (- c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in c
* [misc]taylor:  Taking taylor expansion of (- a) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (/ 1 (- a)) into (/ -1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in c
* [misc]taylor:  Taking taylor expansion of (- d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in c
* [misc]backup-simplify:  Simplify (hypot (/ 1 (- c)) (/ 1 (- d))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* (/ -1 b) -1) into (/ 1 b)
* [misc]backup-simplify:  Simplify (+ (/ 1 b) 0) into (/ 1 b)
* [misc]backup-simplify:  Simplify (/ (/ 1 b) (hypot (/ -1 c) (/ -1 d))) into (/ 1 (* b (hypot (/ -1 c) (/ -1 d))))
* [misc]backup-simplify:  Simplify (sqrt 0) into 0
* [misc]backup-simplify:  Simplify (/ (/ 1 (* b (hypot (/ -1 c) (/ -1 d)))) (* 2 (sqrt 0))) into (/ +nan.0 (* b (hypot (/ -1 c) (/ -1 d))))
* [misc]taylor:  Taking taylor expansion of (sqr (sqrt (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))))) in b
* [misc]taylor:  Taking taylor expansion of (sqrt (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d))))) in b
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))) in b
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in b
* [misc]taylor:  Taking taylor expansion of (- b) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in b
* [misc]taylor:  Taking taylor expansion of (- c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in b
* [misc]taylor:  Taking taylor expansion of (- a) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (/ 1 (- a)) into (/ -1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in b
* [misc]taylor:  Taking taylor expansion of (- d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in b
* [misc]backup-simplify:  Simplify (hypot (/ 1 (- c)) (/ 1 (- d))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* -1 (/ -1 c)) into (/ 1 c)
* [misc]backup-simplify:  Simplify (+ (/ 1 c) 0) into (/ 1 c)
* [misc]backup-simplify:  Simplify (/ (/ 1 c) (hypot (/ -1 c) (/ -1 d))) into (/ 1 (* c (hypot (/ -1 c) (/ -1 d))))
* [misc]backup-simplify:  Simplify (sqrt 0) into 0
* [misc]backup-simplify:  Simplify (/ (/ 1 (* c (hypot (/ -1 c) (/ -1 d)))) (* 2 (sqrt 0))) into (/ +nan.0 (* c (hypot (/ -1 c) (/ -1 d))))
* [misc]taylor:  Taking taylor expansion of (sqr (sqrt (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))))) in b
* [misc]taylor:  Taking taylor expansion of (sqrt (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d))))) in b
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))) in b
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in b
* [misc]taylor:  Taking taylor expansion of (- b) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in b
* [misc]taylor:  Taking taylor expansion of (- c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in b
* [misc]taylor:  Taking taylor expansion of (- a) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (/ 1 (- a)) into (/ -1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in b
* [misc]taylor:  Taking taylor expansion of (- d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in b
* [misc]backup-simplify:  Simplify (hypot (/ 1 (- c)) (/ 1 (- d))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* -1 (/ -1 c)) into (/ 1 c)
* [misc]backup-simplify:  Simplify (+ (/ 1 c) 0) into (/ 1 c)
* [misc]backup-simplify:  Simplify (/ (/ 1 c) (hypot (/ -1 c) (/ -1 d))) into (/ 1 (* c (hypot (/ -1 c) (/ -1 d))))
* [misc]backup-simplify:  Simplify (sqrt 0) into 0
* [misc]backup-simplify:  Simplify (/ (/ 1 (* c (hypot (/ -1 c) (/ -1 d)))) (* 2 (sqrt 0))) into (/ +nan.0 (* c (hypot (/ -1 c) (/ -1 d))))
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 (/ +nan.0 (* c (hypot (/ -1 c) (/ -1 d))))) (* (/ +nan.0 (* c (hypot (/ -1 c) (/ -1 d)))) 0)) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 c) (/ 0 (- c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (* 0 (/ -1 c))) into 0
* [misc]backup-simplify:  Simplify (* (/ -1 a) (/ -1 d)) into (/ 1 (* d a))
* [misc]backup-simplify:  Simplify (- (/ 1 (* d a))) into (- (/ 1 (* d a)))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 (* d a)))) into (- (/ 1 (* d a)))
* [misc]backup-simplify:  Simplify (- (/ (- (/ 1 (* d a))) (hypot (/ -1 c) (/ -1 d))) (+ (* (/ 1 (* c (hypot (/ -1 c) (/ -1 d)))) (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into (- (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d))))))
* [misc]backup-simplify:  Simplify (/ (- (- (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d)))))) (sqr (/ +nan.0 (* c (hypot (/ -1 c) (/ -1 d))))) (+)) (* 2 0)) into (* +nan.0 (+ (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d))))) (- (* +nan.0 (/ 1 (* (sqr c) (sqr (hypot (/ -1 c) (/ -1 d)))))))))
* [misc]backup-simplify:  Simplify (+ (* 0 (* +nan.0 (+ (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d))))) (- (* +nan.0 (/ 1 (* (sqr c) (sqr (hypot (/ -1 c) (/ -1 d)))))))))) (+ (* (/ +nan.0 (* c (hypot (/ -1 c) (/ -1 d)))) (/ +nan.0 (* c (hypot (/ -1 c) (/ -1 d))))) (* (* +nan.0 (+ (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d))))) (- (* +nan.0 (/ 1 (* (sqr c) (sqr (hypot (/ -1 c) (/ -1 d))))))))) 0))) into (- (* +nan.0 (/ 1 (* (sqr c) (sqr (hypot (/ -1 c) (/ -1 d)))))))
* [misc]taylor:  Taking taylor expansion of (- (* +nan.0 (/ 1 (* (sqr c) (sqr (hypot (/ -1 c) (/ -1 d))))))) in c
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (/ 1 (* (sqr c) (sqr (hypot (/ -1 c) (/ -1 d)))))) in c
* [misc]taylor:  Taking taylor expansion of +nan.0 in c
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (sqr c) (sqr (hypot (/ -1 c) (/ -1 d))))) in c
* [misc]taylor:  Taking taylor expansion of (* (sqr c) (sqr (hypot (/ -1 c) (/ -1 d)))) in c
* [misc]taylor:  Taking taylor expansion of (sqr c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ -1 c) (/ -1 d))) in c
* [misc]taylor:  Taking taylor expansion of (hypot (/ -1 c) (/ -1 d)) in c
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (* (hypot (/ -1 c) (/ -1 d)) (hypot (/ -1 c) (/ -1 d))) into (sqr (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (* 0 (sqr (hypot (/ -1 c) (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (* 0 (hypot (/ -1 c) (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 0 (sqr (hypot (/ -1 c) (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 0 0) (* 1 (sqr (hypot (/ -1 c) (/ -1 d)))))) into (sqr (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) into (/ 1 (sqr (hypot (/ -1 c) (/ -1 d))))
* [misc]backup-simplify:  Simplify (* +nan.0 (/ 1 (sqr (hypot (/ -1 c) (/ -1 d))))) into (/ +nan.0 (sqr (hypot (/ -1 c) (/ -1 d))))
* [misc]backup-simplify:  Simplify (- (/ +nan.0 (sqr (hypot (/ -1 c) (/ -1 d))))) into (- (* +nan.0 (/ 1 (sqr (hypot (/ -1 c) (/ -1 d))))))
* [misc]taylor:  Taking taylor expansion of (- (* +nan.0 (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))))) in a
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (/ 1 (sqr (hypot (/ -1 c) (/ -1 d))))) in a
* [misc]taylor:  Taking taylor expansion of +nan.0 in a
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) in a
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ -1 c) (/ -1 d))) in a
* [misc]taylor:  Taking taylor expansion of (hypot (/ -1 c) (/ -1 d)) in a
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* (hypot (/ -1 c) (/ -1 d)) (hypot (/ -1 c) (/ -1 d))) into (sqr (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) into (/ 1 (sqr (hypot (/ -1 c) (/ -1 d))))
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 c) (/ 0 (- c))) (* 0 (/ 0 (- c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (* 0 (/ -1 c)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d) (/ 0 (- d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 a) (/ 0 (- a))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 a) 0) (* 0 (/ -1 d))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot (/ -1 c) (/ -1 d))) (+ (* (/ 1 (* c (hypot (/ -1 c) (/ -1 d)))) (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* (- (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d)))))) (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (+ (* 2 (* (/ +nan.0 (* c (hypot (/ -1 c) (/ -1 d)))) (* +nan.0 (+ (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d))))) (- (* +nan.0 (/ 1 (* (sqr c) (sqr (hypot (/ -1 c) (/ -1 d))))))))))))) (* 2 0)) into (* +nan.0 (+ (* +nan.0 (/ 1 (* (pow c 3) (pow (hypot (/ -1 c) (/ -1 d)) 3)))) (- (* +nan.0 (/ 1 (* c (* d (* a (sqr (hypot (/ -1 c) (/ -1 d)))))))))))
* [misc]backup-simplify:  Simplify (+ (* 0 (* +nan.0 (+ (* +nan.0 (/ 1 (* (pow c 3) (pow (hypot (/ -1 c) (/ -1 d)) 3)))) (- (* +nan.0 (/ 1 (* c (* d (* a (sqr (hypot (/ -1 c) (/ -1 d)))))))))))) (+ (* (/ +nan.0 (* c (hypot (/ -1 c) (/ -1 d)))) (* +nan.0 (+ (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d))))) (- (* +nan.0 (/ 1 (* (sqr c) (sqr (hypot (/ -1 c) (/ -1 d)))))))))) (+ (* (* +nan.0 (+ (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d))))) (- (* +nan.0 (/ 1 (* (sqr c) (sqr (hypot (/ -1 c) (/ -1 d))))))))) (/ +nan.0 (* c (hypot (/ -1 c) (/ -1 d))))) (* (* +nan.0 (+ (* +nan.0 (/ 1 (* (pow c 3) (pow (hypot (/ -1 c) (/ -1 d)) 3)))) (- (* +nan.0 (/ 1 (* c (* d (* a (sqr (hypot (/ -1 c) (/ -1 d))))))))))) 0)))) into (- (+ (* +nan.0 (/ 1 (* (pow c 3) (pow (hypot (/ -1 c) (/ -1 d)) 3)))) (- (* +nan.0 (/ 1 (* c (* d (* a (sqr (hypot (/ -1 c) (/ -1 d)))))))))))
* [misc]taylor:  Taking taylor expansion of (- (+ (* +nan.0 (/ 1 (* (pow c 3) (pow (hypot (/ -1 c) (/ -1 d)) 3)))) (- (* +nan.0 (/ 1 (* c (* d (* a (sqr (hypot (/ -1 c) (/ -1 d))))))))))) in c
* [misc]taylor:  Taking taylor expansion of (+ (* +nan.0 (/ 1 (* (pow c 3) (pow (hypot (/ -1 c) (/ -1 d)) 3)))) (- (* +nan.0 (/ 1 (* c (* d (* a (sqr (hypot (/ -1 c) (/ -1 d)))))))))) in c
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (/ 1 (* (pow c 3) (pow (hypot (/ -1 c) (/ -1 d)) 3)))) in c
* [misc]taylor:  Taking taylor expansion of +nan.0 in c
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (pow c 3) (pow (hypot (/ -1 c) (/ -1 d)) 3))) in c
* [misc]taylor:  Taking taylor expansion of (* (pow c 3) (pow (hypot (/ -1 c) (/ -1 d)) 3)) in c
* [misc]taylor:  Taking taylor expansion of (pow c 3) in c
* [misc]taylor:  Taking taylor expansion of (pow (hypot (/ -1 c) (/ -1 d)) 3) in c
* [misc]taylor:  Taking taylor expansion of (exp (* 3 (log (hypot (/ -1 c) (/ -1 d))))) in c
* [misc]taylor:  Taking taylor expansion of (* 3 (log (hypot (/ -1 c) (/ -1 d)))) in c
* [misc]taylor:  Taking taylor expansion of 3 in c
* [misc]backup-simplify:  Simplify 3 into 3
* [misc]taylor:  Taking taylor expansion of (log (hypot (/ -1 c) (/ -1 d))) in c
* [misc]taylor:  Taking taylor expansion of (hypot (/ -1 c) (/ -1 d)) in c
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (log (hypot (/ -1 c) (/ -1 d))) into (log (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (* 3 (log (hypot (/ -1 c) (/ -1 d)))) into (* 3 (log (hypot (/ -1 c) (/ -1 d))))
* [misc]backup-simplify:  Simplify (exp (* 3 (log (hypot (/ -1 c) (/ -1 d))))) into (pow (hypot (/ -1 c) (/ -1 d)) 3)
* [misc]backup-simplify:  Simplify (* 1 (pow (hypot (/ -1 c) (/ -1 d)) 3)) into (pow (hypot (/ -1 c) (/ -1 d)) 3)
* [misc]backup-simplify:  Simplify (/ 1 (pow (hypot (/ -1 c) (/ -1 d)) 3)) into (/ 1 (pow (hypot (/ -1 c) (/ -1 d)) 3))
* [misc]taylor:  Taking taylor expansion of (- (* +nan.0 (/ 1 (* c (* d (* a (sqr (hypot (/ -1 c) (/ -1 d))))))))) in c
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (/ 1 (* c (* d (* a (sqr (hypot (/ -1 c) (/ -1 d)))))))) in c
* [misc]taylor:  Taking taylor expansion of +nan.0 in c
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (/ 1 (* c (* d (* a (sqr (hypot (/ -1 c) (/ -1 d))))))) in c
* [misc]taylor:  Taking taylor expansion of (* c (* d (* a (sqr (hypot (/ -1 c) (/ -1 d)))))) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (* d (* a (sqr (hypot (/ -1 c) (/ -1 d))))) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (* a (sqr (hypot (/ -1 c) (/ -1 d)))) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ -1 c) (/ -1 d))) in c
* [misc]taylor:  Taking taylor expansion of (hypot (/ -1 c) (/ -1 d)) in c
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* (hypot (/ -1 c) (/ -1 d)) (hypot (/ -1 c) (/ -1 d))) into (sqr (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (* a (sqr (hypot (/ -1 c) (/ -1 d)))) into (* a (sqr (hypot (/ -1 c) (/ -1 d))))
* [misc]backup-simplify:  Simplify (* d (* a (sqr (hypot (/ -1 c) (/ -1 d))))) into (* d (* a (sqr (hypot (/ -1 c) (/ -1 d)))))
* [misc]backup-simplify:  Simplify (* 0 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (* 0 (hypot (/ -1 c) (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* a 0) (* 0 (sqr (hypot (/ -1 c) (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 (* a (sqr (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d))))))) into (* d (* a (sqr (hypot (/ -1 c) (/ -1 d)))))
* [misc]backup-simplify:  Simplify (/ 1 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d)))))) into (/ 1 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d))))))
* [misc]backup-simplify:  Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow (hypot (/ -1 c) (/ -1 d)) 1)))) 1) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (* 0 (log (hypot (/ -1 c) (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 3 (log (hypot (/ -1 c) (/ -1 d))))) (+ (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 (pow (hypot (/ -1 c) (/ -1 d)) 3))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (pow (hypot (/ -1 c) (/ -1 d)) 3)) (/ 0 (pow (hypot (/ -1 c) (/ -1 d)) 3))))) into 0
* [misc]backup-simplify:  Simplify (+ (* +nan.0 0) (* 0 (/ 1 (pow (hypot (/ -1 c) (/ -1 d)) 3)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 0 0) (+ (* 1 0) (* 0 (sqr (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* +nan.0 0) (* 0 (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 c) (/ 0 (- c))) (* 0 (/ 0 (- c))) (* 0 (/ 0 (- c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ -1 c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d) (/ 0 (- d))) (* 0 (/ 0 (- d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 a) (/ 0 (- a))) (* 0 (/ 0 (- a))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 a) 0) (+ (* 0 0) (* 0 (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot (/ -1 c) (/ -1 d))) (+ (* (/ 1 (* c (hypot (/ -1 c) (/ -1 d)))) (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* (- (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d)))))) (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* 0 (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (sqr (* +nan.0 (+ (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d))))) (- (* +nan.0 (/ 1 (* (sqr c) (sqr (hypot (/ -1 c) (/ -1 d)))))))))) (+ (* 2 (* (/ +nan.0 (* c (hypot (/ -1 c) (/ -1 d)))) (* +nan.0 (+ (* +nan.0 (/ 1 (* (pow c 3) (pow (hypot (/ -1 c) (/ -1 d)) 3)))) (- (* +nan.0 (/ 1 (* c (* d (* a (sqr (hypot (/ -1 c) (/ -1 d))))))))))))))) (* 2 0)) into (* +nan.0 (+ (* +nan.0 (/ 1 (* (sqr c) (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 3)))))) (- (+ (* +nan.0 (/ 1 (* (sqr d) (* (sqr a) (sqr (hypot (/ -1 c) (/ -1 d))))))) (- (* +nan.0 (/ 1 (* (pow c 4) (pow (hypot (/ -1 c) (/ -1 d)) 4)))))))))
* [misc]backup-simplify:  Simplify (+ (* 0 (* +nan.0 (+ (* +nan.0 (/ 1 (* (sqr c) (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 3)))))) (- (+ (* +nan.0 (/ 1 (* (sqr d) (* (sqr a) (sqr (hypot (/ -1 c) (/ -1 d))))))) (- (* +nan.0 (/ 1 (* (pow c 4) (pow (hypot (/ -1 c) (/ -1 d)) 4)))))))))) (+ (* (/ +nan.0 (* c (hypot (/ -1 c) (/ -1 d)))) (* +nan.0 (+ (* +nan.0 (/ 1 (* (pow c 3) (pow (hypot (/ -1 c) (/ -1 d)) 3)))) (- (* +nan.0 (/ 1 (* c (* d (* a (sqr (hypot (/ -1 c) (/ -1 d)))))))))))) (+ (* (* +nan.0 (+ (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d))))) (- (* +nan.0 (/ 1 (* (sqr c) (sqr (hypot (/ -1 c) (/ -1 d))))))))) (* +nan.0 (+ (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d))))) (- (* +nan.0 (/ 1 (* (sqr c) (sqr (hypot (/ -1 c) (/ -1 d)))))))))) (+ (* (* +nan.0 (+ (* +nan.0 (/ 1 (* (pow c 3) (pow (hypot (/ -1 c) (/ -1 d)) 3)))) (- (* +nan.0 (/ 1 (* c (* d (* a (sqr (hypot (/ -1 c) (/ -1 d))))))))))) (/ +nan.0 (* c (hypot (/ -1 c) (/ -1 d))))) (* (* +nan.0 (+ (* +nan.0 (/ 1 (* (sqr c) (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 3)))))) (- (+ (* +nan.0 (/ 1 (* (sqr d) (* (sqr a) (sqr (hypot (/ -1 c) (/ -1 d))))))) (- (* +nan.0 (/ 1 (* (pow c 4) (pow (hypot (/ -1 c) (/ -1 d)) 4))))))))) 0))))) into (- (+ (* +nan.0 (/ 1 (* (sqr c) (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 3)))))) (- (+ (* +nan.0 (/ 1 (* (sqr d) (* (sqr a) (sqr (hypot (/ -1 c) (/ -1 d))))))) (- (* +nan.0 (/ 1 (* (pow c 4) (pow (hypot (/ -1 c) (/ -1 d)) 4)))))))))
* [misc]taylor:  Taking taylor expansion of (- (+ (* +nan.0 (/ 1 (* (sqr c) (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 3)))))) (- (+ (* +nan.0 (/ 1 (* (sqr d) (* (sqr a) (sqr (hypot (/ -1 c) (/ -1 d))))))) (- (* +nan.0 (/ 1 (* (pow c 4) (pow (hypot (/ -1 c) (/ -1 d)) 4))))))))) in c
* [misc]taylor:  Taking taylor expansion of (+ (* +nan.0 (/ 1 (* (sqr c) (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 3)))))) (- (+ (* +nan.0 (/ 1 (* (sqr d) (* (sqr a) (sqr (hypot (/ -1 c) (/ -1 d))))))) (- (* +nan.0 (/ 1 (* (pow c 4) (pow (hypot (/ -1 c) (/ -1 d)) 4)))))))) in c
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (/ 1 (* (sqr c) (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 3)))))) in c
* [misc]taylor:  Taking taylor expansion of +nan.0 in c
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (sqr c) (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 3))))) in c
* [misc]taylor:  Taking taylor expansion of (* (sqr c) (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 3)))) in c
* [misc]taylor:  Taking taylor expansion of (sqr c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 3))) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (* a (pow (hypot (/ -1 c) (/ -1 d)) 3)) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of (pow (hypot (/ -1 c) (/ -1 d)) 3) in c
* [misc]taylor:  Taking taylor expansion of (exp (* 3 (log (hypot (/ -1 c) (/ -1 d))))) in c
* [misc]taylor:  Taking taylor expansion of (* 3 (log (hypot (/ -1 c) (/ -1 d)))) in c
* [misc]taylor:  Taking taylor expansion of 3 in c
* [misc]backup-simplify:  Simplify 3 into 3
* [misc]taylor:  Taking taylor expansion of (log (hypot (/ -1 c) (/ -1 d))) in c
* [misc]taylor:  Taking taylor expansion of (hypot (/ -1 c) (/ -1 d)) in c
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (log (hypot (/ -1 c) (/ -1 d))) into (log (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (* 3 (log (hypot (/ -1 c) (/ -1 d)))) into (* 3 (log (hypot (/ -1 c) (/ -1 d))))
* [misc]backup-simplify:  Simplify (exp (* 3 (log (hypot (/ -1 c) (/ -1 d))))) into (pow (hypot (/ -1 c) (/ -1 d)) 3)
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (* a (pow (hypot (/ -1 c) (/ -1 d)) 3)) into (* a (pow (hypot (/ -1 c) (/ -1 d)) 3))
* [misc]backup-simplify:  Simplify (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 3))) into (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 3)))
* [misc]backup-simplify:  Simplify (* 0 (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 3)))) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow (hypot (/ -1 c) (/ -1 d)) 1)))) 1) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (* 0 (log (hypot (/ -1 c) (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 3 (log (hypot (/ -1 c) (/ -1 d))))) (+ (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* a 0) (* 0 (pow (hypot (/ -1 c) (/ -1 d)) 3))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 (* a (pow (hypot (/ -1 c) (/ -1 d)) 3)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 0 (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 3))))) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* -1 (/ (* (pow (* 1 0) 2)) (pow (hypot (/ -1 c) (/ -1 d)) 2))) (* 1 (/ (* 1 (pow (* 2 0) 1)) (pow (hypot (/ -1 c) (/ -1 d)) 1)))) 2) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (+ (* 0 0) (* 0 (log (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 3 (log (hypot (/ -1 c) (/ -1 d))))) (+ (* (/ (pow 0 2) 2)) (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* a 0) (+ (* 0 0) (* 0 (pow (hypot (/ -1 c) (/ -1 d)) 3)))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (* 0 (* a (pow (hypot (/ -1 c) (/ -1 d)) 3))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 0 0) (* 1 (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 3)))))) into (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 3)))
* [misc]backup-simplify:  Simplify (/ 1 (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 3)))) into (/ 1 (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 3))))
* [misc]taylor:  Taking taylor expansion of (- (+ (* +nan.0 (/ 1 (* (sqr d) (* (sqr a) (sqr (hypot (/ -1 c) (/ -1 d))))))) (- (* +nan.0 (/ 1 (* (pow c 4) (pow (hypot (/ -1 c) (/ -1 d)) 4))))))) in c
* [misc]taylor:  Taking taylor expansion of (+ (* +nan.0 (/ 1 (* (sqr d) (* (sqr a) (sqr (hypot (/ -1 c) (/ -1 d))))))) (- (* +nan.0 (/ 1 (* (pow c 4) (pow (hypot (/ -1 c) (/ -1 d)) 4)))))) in c
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (/ 1 (* (sqr d) (* (sqr a) (sqr (hypot (/ -1 c) (/ -1 d))))))) in c
* [misc]taylor:  Taking taylor expansion of +nan.0 in c
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (sqr d) (* (sqr a) (sqr (hypot (/ -1 c) (/ -1 d)))))) in c
* [misc]taylor:  Taking taylor expansion of (* (sqr d) (* (sqr a) (sqr (hypot (/ -1 c) (/ -1 d))))) in c
* [misc]taylor:  Taking taylor expansion of (sqr d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (* (sqr a) (sqr (hypot (/ -1 c) (/ -1 d)))) in c
* [misc]taylor:  Taking taylor expansion of (sqr a) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ -1 c) (/ -1 d))) in c
* [misc]taylor:  Taking taylor expansion of (hypot (/ -1 c) (/ -1 d)) in c
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* d d) into (sqr d)
* [misc]backup-simplify:  Simplify (* a a) into (sqr a)
* [misc]backup-simplify:  Simplify (* (hypot (/ -1 c) (/ -1 d)) (hypot (/ -1 c) (/ -1 d))) into (sqr (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (* (sqr a) (sqr (hypot (/ -1 c) (/ -1 d)))) into (* (sqr a) (sqr (hypot (/ -1 c) (/ -1 d))))
* [misc]backup-simplify:  Simplify (* (sqr d) (* (sqr a) (sqr (hypot (/ -1 c) (/ -1 d))))) into (* (sqr d) (* (sqr a) (sqr (hypot (/ -1 c) (/ -1 d)))))
* [misc]backup-simplify:  Simplify (/ 1 (* (sqr d) (* (sqr a) (sqr (hypot (/ -1 c) (/ -1 d)))))) into (/ 1 (* (sqr d) (* (sqr a) (sqr (hypot (/ -1 c) (/ -1 d))))))
* [misc]taylor:  Taking taylor expansion of (- (* +nan.0 (/ 1 (* (pow c 4) (pow (hypot (/ -1 c) (/ -1 d)) 4))))) in c
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (/ 1 (* (pow c 4) (pow (hypot (/ -1 c) (/ -1 d)) 4)))) in c
* [misc]taylor:  Taking taylor expansion of +nan.0 in c
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (pow c 4) (pow (hypot (/ -1 c) (/ -1 d)) 4))) in c
* [misc]taylor:  Taking taylor expansion of (* (pow c 4) (pow (hypot (/ -1 c) (/ -1 d)) 4)) in c
* [misc]taylor:  Taking taylor expansion of (pow c 4) in c
* [misc]taylor:  Taking taylor expansion of (pow (hypot (/ -1 c) (/ -1 d)) 4) in c
* [misc]taylor:  Taking taylor expansion of (exp (* 4 (log (hypot (/ -1 c) (/ -1 d))))) in c
* [misc]taylor:  Taking taylor expansion of (* 4 (log (hypot (/ -1 c) (/ -1 d)))) in c
* [misc]taylor:  Taking taylor expansion of 4 in c
* [misc]backup-simplify:  Simplify 4 into 4
* [misc]taylor:  Taking taylor expansion of (log (hypot (/ -1 c) (/ -1 d))) in c
* [misc]taylor:  Taking taylor expansion of (hypot (/ -1 c) (/ -1 d)) in c
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (log (hypot (/ -1 c) (/ -1 d))) into (log (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (* 4 (log (hypot (/ -1 c) (/ -1 d)))) into (* 4 (log (hypot (/ -1 c) (/ -1 d))))
* [misc]backup-simplify:  Simplify (exp (* 4 (log (hypot (/ -1 c) (/ -1 d))))) into (pow (hypot (/ -1 c) (/ -1 d)) 4)
* [misc]backup-simplify:  Simplify (* 1 (pow (hypot (/ -1 c) (/ -1 d)) 4)) into (pow (hypot (/ -1 c) (/ -1 d)) 4)
* [misc]backup-simplify:  Simplify (/ 1 (pow (hypot (/ -1 c) (/ -1 d)) 4)) into (/ 1 (pow (hypot (/ -1 c) (/ -1 d)) 4))
* [misc]backup-simplify:  Simplify (* +nan.0 (/ 1 (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 3))))) into (/ +nan.0 (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 3))))
* [misc]backup-simplify:  Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow (hypot (/ -1 c) (/ -1 d)) 1)))) 1) into 0
* [misc]backup-simplify:  Simplify (+ (* 4 0) (* 0 (log (hypot (/ -1 c) (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* -1 (/ (* (pow (* 1 0) 2)) (pow (hypot (/ -1 c) (/ -1 d)) 2))) (* 1 (/ (* 1 (pow (* 2 0) 1)) (pow (hypot (/ -1 c) (/ -1 d)) 1)))) 2) into 0
* [misc]backup-simplify:  Simplify (+ (* 4 0) (+ (* 0 0) (* 0 (log (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 4 (log (hypot (/ -1 c) (/ -1 d))))) (+ (* (/ (pow 0 2) 2)) (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 4 (log (hypot (/ -1 c) (/ -1 d))))) (+ (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 (pow (hypot (/ -1 c) (/ -1 d)) 4)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 (pow (hypot (/ -1 c) (/ -1 d)) 4))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (pow (hypot (/ -1 c) (/ -1 d)) 4)) (/ 0 (pow (hypot (/ -1 c) (/ -1 d)) 4))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (pow (hypot (/ -1 c) (/ -1 d)) 4)) (/ 0 (pow (hypot (/ -1 c) (/ -1 d)) 4))) (* 0 (/ 0 (pow (hypot (/ -1 c) (/ -1 d)) 4))))) into 0
* [misc]backup-simplify:  Simplify (+ (* +nan.0 0) (+ (* 0 0) (* 0 (/ 1 (pow (hypot (/ -1 c) (/ -1 d)) 4))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ (/ +nan.0 (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 3)))) 0) into (- (* +nan.0 (/ 1 (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 3))))))
* [misc]backup-simplify:  Simplify (- (- (* +nan.0 (/ 1 (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 3))))))) into (- (* +nan.0 (/ 1 (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 3))))))
* [misc]taylor:  Taking taylor expansion of (- (* +nan.0 (/ 1 (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 3)))))) in a
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (/ 1 (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 3))))) in a
* [misc]taylor:  Taking taylor expansion of +nan.0 in a
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 3)))) in a
* [misc]taylor:  Taking taylor expansion of (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 3))) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (* a (pow (hypot (/ -1 c) (/ -1 d)) 3)) in a
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (pow (hypot (/ -1 c) (/ -1 d)) 3) in a
* [misc]taylor:  Taking taylor expansion of (exp (* 3 (log (hypot (/ -1 c) (/ -1 d))))) in a
* [misc]taylor:  Taking taylor expansion of (* 3 (log (hypot (/ -1 c) (/ -1 d)))) in a
* [misc]taylor:  Taking taylor expansion of 3 in a
* [misc]backup-simplify:  Simplify 3 into 3
* [misc]taylor:  Taking taylor expansion of (log (hypot (/ -1 c) (/ -1 d))) in a
* [misc]taylor:  Taking taylor expansion of (hypot (/ -1 c) (/ -1 d)) in a
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (log (hypot (/ -1 c) (/ -1 d))) into (log (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (* 3 (log (hypot (/ -1 c) (/ -1 d)))) into (* 3 (log (hypot (/ -1 c) (/ -1 d))))
* [misc]backup-simplify:  Simplify (exp (* 3 (log (hypot (/ -1 c) (/ -1 d))))) into (pow (hypot (/ -1 c) (/ -1 d)) 3)
* [misc]backup-simplify:  Simplify (* 0 (pow (hypot (/ -1 c) (/ -1 d)) 3)) into 0
* [misc]backup-simplify:  Simplify (* d 0) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow (hypot (/ -1 c) (/ -1 d)) 1)))) 1) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (* 0 (log (hypot (/ -1 c) (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 3 (log (hypot (/ -1 c) (/ -1 d))))) (+ (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 (pow (hypot (/ -1 c) (/ -1 d)) 3))) into (pow (hypot (/ -1 c) (/ -1 d)) 3)
* [misc]backup-simplify:  Simplify (+ (* d (pow (hypot (/ -1 c) (/ -1 d)) 3)) (* 0 0)) into (* d (pow (hypot (/ -1 c) (/ -1 d)) 3))
* [misc]backup-simplify:  Simplify (/ 1 (* d (pow (hypot (/ -1 c) (/ -1 d)) 3))) into (/ 1 (* d (pow (hypot (/ -1 c) (/ -1 d)) 3)))
* [misc]backup-simplify:  Simplify (/ (+ (* -1 (/ (* (pow (* 1 0) 2)) (pow (hypot (/ -1 c) (/ -1 d)) 2))) (* 1 (/ (* 1 (pow (* 2 0) 1)) (pow (hypot (/ -1 c) (/ -1 d)) 1)))) 2) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (+ (* 0 0) (* 0 (log (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 3 (log (hypot (/ -1 c) (/ -1 d))))) (+ (* (/ (pow 0 2) 2)) (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 (pow (hypot (/ -1 c) (/ -1 d)) 3)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (pow (hypot (/ -1 c) (/ -1 d)) 3)) (/ 0 (pow (hypot (/ -1 c) (/ -1 d)) 3))) (* 0 (/ 0 (pow (hypot (/ -1 c) (/ -1 d)) 3))))) into 0
* [misc]backup-simplify:  Simplify (+ (* +nan.0 0) (+ (* 0 0) (* 0 (/ 1 (pow (hypot (/ -1 c) (/ -1 d)) 3))))) into 0
* [misc]backup-simplify:  Simplify (* +nan.0 (/ 1 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d))))))) into (/ +nan.0 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d))))))
* [misc]backup-simplify:  Simplify (- (/ +nan.0 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d))))))) into (- (* +nan.0 (/ 1 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d))))))))
* [misc]backup-simplify:  Simplify (+ 0 (- (* +nan.0 (/ 1 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d))))))))) into (- (* +nan.0 (/ 1 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d))))))))
* [misc]backup-simplify:  Simplify (- (- (* +nan.0 (/ 1 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d))))))))) into (- (* +nan.0 (/ 1 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d))))))))
* [misc]taylor:  Taking taylor expansion of (- (* +nan.0 (/ 1 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d)))))))) in a
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (/ 1 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d))))))) in a
* [misc]taylor:  Taking taylor expansion of +nan.0 in a
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d)))))) in a
* [misc]taylor:  Taking taylor expansion of (* d (* a (sqr (hypot (/ -1 c) (/ -1 d))))) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (* a (sqr (hypot (/ -1 c) (/ -1 d)))) in a
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ -1 c) (/ -1 d))) in a
* [misc]taylor:  Taking taylor expansion of (hypot (/ -1 c) (/ -1 d)) in a
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* (hypot (/ -1 c) (/ -1 d)) (hypot (/ -1 c) (/ -1 d))) into (sqr (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (* 0 (sqr (hypot (/ -1 c) (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (* d 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (* 0 (hypot (/ -1 c) (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 (sqr (hypot (/ -1 c) (/ -1 d))))) into (sqr (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (+ (* d (sqr (hypot (/ -1 c) (/ -1 d)))) (* 0 0)) into (* d (sqr (hypot (/ -1 c) (/ -1 d))))
* [misc]backup-simplify:  Simplify (/ 1 (* d (sqr (hypot (/ -1 c) (/ -1 d))))) into (/ 1 (* d (sqr (hypot (/ -1 c) (/ -1 d)))))
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 (sqr (hypot (/ -1 c) (/ -1 d)))))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))) (* 0 (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* +nan.0 0) (+ (* 0 0) (* 0 (/ 1 (sqr (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (* +nan.0 (/ 1 (sqr (hypot (/ -1 c) (/ -1 d))))) into (/ +nan.0 (sqr (hypot (/ -1 c) (/ -1 d))))
* [misc]backup-simplify:  Simplify (- (/ +nan.0 (sqr (hypot (/ -1 c) (/ -1 d))))) into (- (* +nan.0 (/ 1 (sqr (hypot (/ -1 c) (/ -1 d))))))
* [misc]taylor:  Taking taylor expansion of (- (* +nan.0 (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))))) in d
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (/ 1 (sqr (hypot (/ -1 c) (/ -1 d))))) in d
* [misc]taylor:  Taking taylor expansion of +nan.0 in d
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) in d
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ -1 c) (/ -1 d))) in d
* [misc]taylor:  Taking taylor expansion of (hypot (/ -1 c) (/ -1 d)) in d
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* (hypot (/ -1 c) (/ -1 d)) (hypot (/ -1 c) (/ -1 d))) into (sqr (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) into (/ 1 (sqr (hypot (/ -1 c) (/ -1 d))))
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 c) (/ 0 (- c))) (* 0 (/ 0 (- c))) (* 0 (/ 0 (- c))) (* 0 (/ 0 (- c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ -1 c)))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d) (/ 0 (- d))) (* 0 (/ 0 (- d))) (* 0 (/ 0 (- d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 a) (/ 0 (- a))) (* 0 (/ 0 (- a))) (* 0 (/ 0 (- a))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 a) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot (/ -1 c) (/ -1 d))) (+ (* (/ 1 (* c (hypot (/ -1 c) (/ -1 d)))) (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* (- (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d)))))) (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* 0 (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* 0 (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (+ (* 2 (* (/ +nan.0 (* c (hypot (/ -1 c) (/ -1 d)))) (* +nan.0 (+ (* +nan.0 (/ 1 (* (sqr c) (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 3)))))) (- (+ (* +nan.0 (/ 1 (* (sqr d) (* (sqr a) (sqr (hypot (/ -1 c) (/ -1 d))))))) (- (* +nan.0 (/ 1 (* (pow c 4) (pow (hypot (/ -1 c) (/ -1 d)) 4))))))))))) (* 2 (* (* +nan.0 (+ (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d))))) (- (* +nan.0 (/ 1 (* (sqr c) (sqr (hypot (/ -1 c) (/ -1 d))))))))) (* +nan.0 (+ (* +nan.0 (/ 1 (* (pow c 3) (pow (hypot (/ -1 c) (/ -1 d)) 3)))) (- (* +nan.0 (/ 1 (* c (* d (* a (sqr (hypot (/ -1 c) (/ -1 d))))))))))))))) (* 2 0)) into (* +nan.0 (+ (* +nan.0 (/ 1 (* c (* (sqr d) (* (sqr a) (pow (hypot (/ -1 c) (/ -1 d)) 3)))))) (- (+ (* +nan.0 (/ 1 (* (pow c 3) (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 4)))))) (- (* +nan.0 (/ 1 (* (pow c 5) (pow (hypot (/ -1 c) (/ -1 d)) 5)))))))))
* [misc]backup-simplify:  Simplify (+ (* 0 (* +nan.0 (+ (* +nan.0 (/ 1 (* c (* (sqr d) (* (sqr a) (pow (hypot (/ -1 c) (/ -1 d)) 3)))))) (- (+ (* +nan.0 (/ 1 (* (pow c 3) (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 4)))))) (- (* +nan.0 (/ 1 (* (pow c 5) (pow (hypot (/ -1 c) (/ -1 d)) 5)))))))))) (+ (* (/ +nan.0 (* c (hypot (/ -1 c) (/ -1 d)))) (* +nan.0 (+ (* +nan.0 (/ 1 (* (sqr c) (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 3)))))) (- (+ (* +nan.0 (/ 1 (* (sqr d) (* (sqr a) (sqr (hypot (/ -1 c) (/ -1 d))))))) (- (* +nan.0 (/ 1 (* (pow c 4) (pow (hypot (/ -1 c) (/ -1 d)) 4)))))))))) (+ (* (* +nan.0 (+ (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d))))) (- (* +nan.0 (/ 1 (* (sqr c) (sqr (hypot (/ -1 c) (/ -1 d))))))))) (* +nan.0 (+ (* +nan.0 (/ 1 (* (pow c 3) (pow (hypot (/ -1 c) (/ -1 d)) 3)))) (- (* +nan.0 (/ 1 (* c (* d (* a (sqr (hypot (/ -1 c) (/ -1 d)))))))))))) (+ (* (* +nan.0 (+ (* +nan.0 (/ 1 (* (pow c 3) (pow (hypot (/ -1 c) (/ -1 d)) 3)))) (- (* +nan.0 (/ 1 (* c (* d (* a (sqr (hypot (/ -1 c) (/ -1 d))))))))))) (* +nan.0 (+ (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d))))) (- (* +nan.0 (/ 1 (* (sqr c) (sqr (hypot (/ -1 c) (/ -1 d)))))))))) (+ (* (* +nan.0 (+ (* +nan.0 (/ 1 (* (sqr c) (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 3)))))) (- (+ (* +nan.0 (/ 1 (* (sqr d) (* (sqr a) (sqr (hypot (/ -1 c) (/ -1 d))))))) (- (* +nan.0 (/ 1 (* (pow c 4) (pow (hypot (/ -1 c) (/ -1 d)) 4))))))))) (/ +nan.0 (* c (hypot (/ -1 c) (/ -1 d))))) (* (* +nan.0 (+ (* +nan.0 (/ 1 (* c (* (sqr d) (* (sqr a) (pow (hypot (/ -1 c) (/ -1 d)) 3)))))) (- (+ (* +nan.0 (/ 1 (* (pow c 3) (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 4)))))) (- (* +nan.0 (/ 1 (* (pow c 5) (pow (hypot (/ -1 c) (/ -1 d)) 5))))))))) 0)))))) into (- (+ (* +nan.0 (/ 1 (* c (* (sqr d) (* (sqr a) (pow (hypot (/ -1 c) (/ -1 d)) 3)))))) (- (+ (* +nan.0 (/ 1 (* (pow c 3) (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 4)))))) (- (* +nan.0 (/ 1 (* (pow c 5) (pow (hypot (/ -1 c) (/ -1 d)) 5)))))))))
* [misc]taylor:  Taking taylor expansion of (- (+ (* +nan.0 (/ 1 (* c (* (sqr d) (* (sqr a) (pow (hypot (/ -1 c) (/ -1 d)) 3)))))) (- (+ (* +nan.0 (/ 1 (* (pow c 3) (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 4)))))) (- (* +nan.0 (/ 1 (* (pow c 5) (pow (hypot (/ -1 c) (/ -1 d)) 5))))))))) in c
* [misc]taylor:  Taking taylor expansion of (+ (* +nan.0 (/ 1 (* c (* (sqr d) (* (sqr a) (pow (hypot (/ -1 c) (/ -1 d)) 3)))))) (- (+ (* +nan.0 (/ 1 (* (pow c 3) (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 4)))))) (- (* +nan.0 (/ 1 (* (pow c 5) (pow (hypot (/ -1 c) (/ -1 d)) 5)))))))) in c
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (/ 1 (* c (* (sqr d) (* (sqr a) (pow (hypot (/ -1 c) (/ -1 d)) 3)))))) in c
* [misc]taylor:  Taking taylor expansion of +nan.0 in c
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (/ 1 (* c (* (sqr d) (* (sqr a) (pow (hypot (/ -1 c) (/ -1 d)) 3))))) in c
* [misc]taylor:  Taking taylor expansion of (* c (* (sqr d) (* (sqr a) (pow (hypot (/ -1 c) (/ -1 d)) 3)))) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (* (sqr d) (* (sqr a) (pow (hypot (/ -1 c) (/ -1 d)) 3))) in c
* [misc]taylor:  Taking taylor expansion of (sqr d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (* (sqr a) (pow (hypot (/ -1 c) (/ -1 d)) 3)) in c
* [misc]taylor:  Taking taylor expansion of (sqr a) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of (pow (hypot (/ -1 c) (/ -1 d)) 3) in c
* [misc]taylor:  Taking taylor expansion of (exp (* 3 (log (hypot (/ -1 c) (/ -1 d))))) in c
* [misc]taylor:  Taking taylor expansion of (* 3 (log (hypot (/ -1 c) (/ -1 d)))) in c
* [misc]taylor:  Taking taylor expansion of 3 in c
* [misc]backup-simplify:  Simplify 3 into 3
* [misc]taylor:  Taking taylor expansion of (log (hypot (/ -1 c) (/ -1 d))) in c
* [misc]taylor:  Taking taylor expansion of (hypot (/ -1 c) (/ -1 d)) in c
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (log (hypot (/ -1 c) (/ -1 d))) into (log (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (* 3 (log (hypot (/ -1 c) (/ -1 d)))) into (* 3 (log (hypot (/ -1 c) (/ -1 d))))
* [misc]backup-simplify:  Simplify (exp (* 3 (log (hypot (/ -1 c) (/ -1 d))))) into (pow (hypot (/ -1 c) (/ -1 d)) 3)
* [misc]backup-simplify:  Simplify (* d d) into (sqr d)
* [misc]backup-simplify:  Simplify (* a a) into (sqr a)
* [misc]backup-simplify:  Simplify (* (sqr a) (pow (hypot (/ -1 c) (/ -1 d)) 3)) into (* (sqr a) (pow (hypot (/ -1 c) (/ -1 d)) 3))
* [misc]backup-simplify:  Simplify (* (sqr d) (* (sqr a) (pow (hypot (/ -1 c) (/ -1 d)) 3))) into (* (sqr d) (* (sqr a) (pow (hypot (/ -1 c) (/ -1 d)) 3)))
* [misc]backup-simplify:  Simplify (* 0 (* (sqr d) (* (sqr a) (pow (hypot (/ -1 c) (/ -1 d)) 3)))) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow (hypot (/ -1 c) (/ -1 d)) 1)))) 1) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (* 0 (log (hypot (/ -1 c) (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 3 (log (hypot (/ -1 c) (/ -1 d))))) (+ (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* a 0) (* 0 a)) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr a) 0) (* 0 (pow (hypot (/ -1 c) (/ -1 d)) 3))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 d)) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr d) 0) (* 0 (* (sqr a) (pow (hypot (/ -1 c) (/ -1 d)) 3)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 (* (sqr d) (* (sqr a) (pow (hypot (/ -1 c) (/ -1 d)) 3))))) into (* (sqr d) (* (sqr a) (pow (hypot (/ -1 c) (/ -1 d)) 3)))
* [misc]backup-simplify:  Simplify (/ 1 (* (sqr d) (* (sqr a) (pow (hypot (/ -1 c) (/ -1 d)) 3)))) into (/ 1 (* (sqr d) (* (sqr a) (pow (hypot (/ -1 c) (/ -1 d)) 3))))
* [misc]taylor:  Taking taylor expansion of (- (+ (* +nan.0 (/ 1 (* (pow c 3) (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 4)))))) (- (* +nan.0 (/ 1 (* (pow c 5) (pow (hypot (/ -1 c) (/ -1 d)) 5))))))) in c
* [misc]taylor:  Taking taylor expansion of (+ (* +nan.0 (/ 1 (* (pow c 3) (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 4)))))) (- (* +nan.0 (/ 1 (* (pow c 5) (pow (hypot (/ -1 c) (/ -1 d)) 5)))))) in c
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (/ 1 (* (pow c 3) (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 4)))))) in c
* [misc]taylor:  Taking taylor expansion of +nan.0 in c
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (pow c 3) (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 4))))) in c
* [misc]taylor:  Taking taylor expansion of (* (pow c 3) (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 4)))) in c
* [misc]taylor:  Taking taylor expansion of (pow c 3) in c
* [misc]taylor:  Taking taylor expansion of (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 4))) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (* a (pow (hypot (/ -1 c) (/ -1 d)) 4)) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of (pow (hypot (/ -1 c) (/ -1 d)) 4) in c
* [misc]taylor:  Taking taylor expansion of (exp (* 4 (log (hypot (/ -1 c) (/ -1 d))))) in c
* [misc]taylor:  Taking taylor expansion of (* 4 (log (hypot (/ -1 c) (/ -1 d)))) in c
* [misc]taylor:  Taking taylor expansion of 4 in c
* [misc]backup-simplify:  Simplify 4 into 4
* [misc]taylor:  Taking taylor expansion of (log (hypot (/ -1 c) (/ -1 d))) in c
* [misc]taylor:  Taking taylor expansion of (hypot (/ -1 c) (/ -1 d)) in c
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (log (hypot (/ -1 c) (/ -1 d))) into (log (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (* 4 (log (hypot (/ -1 c) (/ -1 d)))) into (* 4 (log (hypot (/ -1 c) (/ -1 d))))
* [misc]backup-simplify:  Simplify (exp (* 4 (log (hypot (/ -1 c) (/ -1 d))))) into (pow (hypot (/ -1 c) (/ -1 d)) 4)
* [misc]backup-simplify:  Simplify (* a (pow (hypot (/ -1 c) (/ -1 d)) 4)) into (* a (pow (hypot (/ -1 c) (/ -1 d)) 4))
* [misc]backup-simplify:  Simplify (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 4))) into (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 4)))
* [misc]backup-simplify:  Simplify (* 1 (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 4)))) into (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 4)))
* [misc]backup-simplify:  Simplify (/ 1 (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 4)))) into (/ 1 (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 4))))
* [misc]taylor:  Taking taylor expansion of (- (* +nan.0 (/ 1 (* (pow c 5) (pow (hypot (/ -1 c) (/ -1 d)) 5))))) in c
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (/ 1 (* (pow c 5) (pow (hypot (/ -1 c) (/ -1 d)) 5)))) in c
* [misc]taylor:  Taking taylor expansion of +nan.0 in c
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (pow c 5) (pow (hypot (/ -1 c) (/ -1 d)) 5))) in c
* [misc]taylor:  Taking taylor expansion of (* (pow c 5) (pow (hypot (/ -1 c) (/ -1 d)) 5)) in c
* [misc]taylor:  Taking taylor expansion of (pow c 5) in c
* [misc]taylor:  Taking taylor expansion of (pow (hypot (/ -1 c) (/ -1 d)) 5) in c
* [misc]taylor:  Taking taylor expansion of (exp (* 5 (log (hypot (/ -1 c) (/ -1 d))))) in c
* [misc]taylor:  Taking taylor expansion of (* 5 (log (hypot (/ -1 c) (/ -1 d)))) in c
* [misc]taylor:  Taking taylor expansion of 5 in c
* [misc]backup-simplify:  Simplify 5 into 5
* [misc]taylor:  Taking taylor expansion of (log (hypot (/ -1 c) (/ -1 d))) in c
* [misc]taylor:  Taking taylor expansion of (hypot (/ -1 c) (/ -1 d)) in c
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (log (hypot (/ -1 c) (/ -1 d))) into (log (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (* 5 (log (hypot (/ -1 c) (/ -1 d)))) into (* 5 (log (hypot (/ -1 c) (/ -1 d))))
* [misc]backup-simplify:  Simplify (exp (* 5 (log (hypot (/ -1 c) (/ -1 d))))) into (pow (hypot (/ -1 c) (/ -1 d)) 5)
* [misc]backup-simplify:  Simplify (* 1 (pow (hypot (/ -1 c) (/ -1 d)) 5)) into (pow (hypot (/ -1 c) (/ -1 d)) 5)
* [misc]backup-simplify:  Simplify (/ 1 (pow (hypot (/ -1 c) (/ -1 d)) 5)) into (/ 1 (pow (hypot (/ -1 c) (/ -1 d)) 5))
* [misc]backup-simplify:  Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow (hypot (/ -1 c) (/ -1 d)) 1)))) 1) into 0
* [misc]backup-simplify:  Simplify (+ (* 4 0) (* 0 (log (hypot (/ -1 c) (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 4 (log (hypot (/ -1 c) (/ -1 d))))) (+ (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* a 0) (* 0 (pow (hypot (/ -1 c) (/ -1 d)) 4))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 (* a (pow (hypot (/ -1 c) (/ -1 d)) 4)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 4))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 4)))) (/ 0 (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 4))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* +nan.0 0) (* 0 (/ 1 (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 4)))))) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow (hypot (/ -1 c) (/ -1 d)) 1)))) 1) into 0
* [misc]backup-simplify:  Simplify (+ (* 5 0) (* 0 (log (hypot (/ -1 c) (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* -1 (/ (* (pow (* 1 0) 2)) (pow (hypot (/ -1 c) (/ -1 d)) 2))) (* 1 (/ (* 1 (pow (* 2 0) 1)) (pow (hypot (/ -1 c) (/ -1 d)) 1)))) 2) into 0
* [misc]backup-simplify:  Simplify (+ (* 5 0) (+ (* 0 0) (* 0 (log (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* 2 (/ (* (pow (* 1 0) 3)) (pow (hypot (/ -1 c) (/ -1 d)) 3))) (* -3 (/ (* (pow (* 1 0) 1) (pow (* 2 0) 1)) (pow (hypot (/ -1 c) (/ -1 d)) 2))) (* 1 (/ (* 1 1 (pow (* 6 0) 1)) (pow (hypot (/ -1 c) (/ -1 d)) 1)))) 6) into 0
* [misc]backup-simplify:  Simplify (+ (* 5 0) (+ (* 0 0) (+ (* 0 0) (* 0 (log (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 5 (log (hypot (/ -1 c) (/ -1 d))))) (+ (* (/ (pow 0 3) 6)) (* (/ (pow 0 1) 1) (/ (pow 0 1) 1)) (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 5 (log (hypot (/ -1 c) (/ -1 d))))) (+ (* (/ (pow 0 2) 2)) (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 5 (log (hypot (/ -1 c) (/ -1 d))))) (+ (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (pow (hypot (/ -1 c) (/ -1 d)) 5))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 (pow (hypot (/ -1 c) (/ -1 d)) 5))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (pow (hypot (/ -1 c) (/ -1 d)) 5)) (/ 0 (pow (hypot (/ -1 c) (/ -1 d)) 5))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 (pow (hypot (/ -1 c) (/ -1 d)) 5)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (pow (hypot (/ -1 c) (/ -1 d)) 5)) (/ 0 (pow (hypot (/ -1 c) (/ -1 d)) 5))) (* 0 (/ 0 (pow (hypot (/ -1 c) (/ -1 d)) 5))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (pow (hypot (/ -1 c) (/ -1 d)) 5)) (/ 0 (pow (hypot (/ -1 c) (/ -1 d)) 5))) (* 0 (/ 0 (pow (hypot (/ -1 c) (/ -1 d)) 5))) (* 0 (/ 0 (pow (hypot (/ -1 c) (/ -1 d)) 5))))) into 0
* [misc]backup-simplify:  Simplify (+ (* +nan.0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 (pow (hypot (/ -1 c) (/ -1 d)) 5)))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (+ (* 2 (/ (* (pow (* 1 0) 3)) (pow (hypot (/ -1 c) (/ -1 d)) 3))) (* -3 (/ (* (pow (* 1 0) 1) (pow (* 2 0) 1)) (pow (hypot (/ -1 c) (/ -1 d)) 2))) (* 1 (/ (* 1 1 (pow (* 6 0) 1)) (pow (hypot (/ -1 c) (/ -1 d)) 1)))) 6) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (+ (* 0 0) (+ (* 0 0) (* 0 (log (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 3 (log (hypot (/ -1 c) (/ -1 d))))) (+ (* (/ (pow 0 3) 6)) (* (/ (pow 0 1) 1) (/ (pow 0 1) 1)) (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* a 0) (+ (* 0 0) (+ (* 0 0) (* 0 (pow (hypot (/ -1 c) (/ -1 d)) 3))))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (+ (* 0 0) (* 0 (* a (pow (hypot (/ -1 c) (/ -1 d)) 3)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 0 0) (+ (* 1 0) (* 0 (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 3))))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 3)))) (/ 0 (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 3))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* +nan.0 0) (* 0 (/ 1 (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 3)))))) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* 2 (/ (* (pow (* 1 0) 3)) (pow (hypot (/ -1 c) (/ -1 d)) 3))) (* -3 (/ (* (pow (* 1 0) 1) (pow (* 2 0) 1)) (pow (hypot (/ -1 c) (/ -1 d)) 2))) (* 1 (/ (* 1 1 (pow (* 6 0) 1)) (pow (hypot (/ -1 c) (/ -1 d)) 1)))) 6) into 0
* [misc]backup-simplify:  Simplify (+ (* 4 0) (+ (* 0 0) (+ (* 0 0) (* 0 (log (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 4 (log (hypot (/ -1 c) (/ -1 d))))) (+ (* (/ (pow 0 3) 6)) (* (/ (pow 0 1) 1) (/ (pow 0 1) 1)) (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (pow (hypot (/ -1 c) (/ -1 d)) 4))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (pow (hypot (/ -1 c) (/ -1 d)) 4)) (/ 0 (pow (hypot (/ -1 c) (/ -1 d)) 4))) (* 0 (/ 0 (pow (hypot (/ -1 c) (/ -1 d)) 4))) (* 0 (/ 0 (pow (hypot (/ -1 c) (/ -1 d)) 4))))) into 0
* [misc]backup-simplify:  Simplify (+ (* +nan.0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 (pow (hypot (/ -1 c) (/ -1 d)) 4)))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (+ (* 2 (/ (* (pow (* 1 0) 3)) (pow (hypot (/ -1 c) (/ -1 d)) 3))) (* -3 (/ (* (pow (* 1 0) 1) (pow (* 2 0) 1)) (pow (hypot (/ -1 c) (/ -1 d)) 2))) (* 1 (/ (* 1 1 (pow (* 6 0) 1)) (pow (hypot (/ -1 c) (/ -1 d)) 1)))) 6) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (+ (* 0 0) (+ (* 0 0) (* 0 (log (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 3 (log (hypot (/ -1 c) (/ -1 d))))) (+ (* (/ (pow 0 3) 6)) (* (/ (pow 0 1) 1) (/ (pow 0 1) 1)) (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (pow (hypot (/ -1 c) (/ -1 d)) 3))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (pow (hypot (/ -1 c) (/ -1 d)) 3)) (/ 0 (pow (hypot (/ -1 c) (/ -1 d)) 3))) (* 0 (/ 0 (pow (hypot (/ -1 c) (/ -1 d)) 3))) (* 0 (/ 0 (pow (hypot (/ -1 c) (/ -1 d)) 3))))) into 0
* [misc]backup-simplify:  Simplify (+ (* +nan.0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 (pow (hypot (/ -1 c) (/ -1 d)) 3)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* a 0) (+ (* 0 0) (* 0 (sqr (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (* 0 (* a (sqr (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d)))))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d)))))) (/ 0 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d))))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* +nan.0 0) (* 0 (/ 1 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d)))))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d)))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (sqr (hypot (/ -1 c) (/ -1 d))))))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))) (* 0 (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))) (* 0 (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* +nan.0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (* +nan.0 (/ 1 (* d (pow (hypot (/ -1 c) (/ -1 d)) 3)))) into (/ +nan.0 (* d (pow (hypot (/ -1 c) (/ -1 d)) 3)))
* [misc]backup-simplify:  Simplify (- (/ +nan.0 (* d (pow (hypot (/ -1 c) (/ -1 d)) 3)))) into (- (* +nan.0 (/ 1 (* d (pow (hypot (/ -1 c) (/ -1 d)) 3)))))
* [misc]taylor:  Taking taylor expansion of (- (* +nan.0 (/ 1 (* d (pow (hypot (/ -1 c) (/ -1 d)) 3))))) in d
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (/ 1 (* d (pow (hypot (/ -1 c) (/ -1 d)) 3)))) in d
* [misc]taylor:  Taking taylor expansion of +nan.0 in d
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d (pow (hypot (/ -1 c) (/ -1 d)) 3))) in d
* [misc]taylor:  Taking taylor expansion of (* d (pow (hypot (/ -1 c) (/ -1 d)) 3)) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (pow (hypot (/ -1 c) (/ -1 d)) 3) in d
* [misc]taylor:  Taking taylor expansion of (exp (* 3 (log (hypot (/ -1 c) (/ -1 d))))) in d
* [misc]taylor:  Taking taylor expansion of (* 3 (log (hypot (/ -1 c) (/ -1 d)))) in d
* [misc]taylor:  Taking taylor expansion of 3 in d
* [misc]backup-simplify:  Simplify 3 into 3
* [misc]taylor:  Taking taylor expansion of (log (hypot (/ -1 c) (/ -1 d))) in d
* [misc]taylor:  Taking taylor expansion of (hypot (/ -1 c) (/ -1 d)) in d
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (log (hypot (/ -1 c) (/ -1 d))) into (log (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (* 3 (log (hypot (/ -1 c) (/ -1 d)))) into (* 3 (log (hypot (/ -1 c) (/ -1 d))))
* [misc]backup-simplify:  Simplify (exp (* 3 (log (hypot (/ -1 c) (/ -1 d))))) into (pow (hypot (/ -1 c) (/ -1 d)) 3)
* [misc]backup-simplify:  Simplify (* 0 (pow (hypot (/ -1 c) (/ -1 d)) 3)) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow (hypot (/ -1 c) (/ -1 d)) 1)))) 1) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (* 0 (log (hypot (/ -1 c) (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 3 (log (hypot (/ -1 c) (/ -1 d))))) (+ (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 (pow (hypot (/ -1 c) (/ -1 d)) 3))) into (pow (hypot (/ -1 c) (/ -1 d)) 3)
* [misc]backup-simplify:  Simplify (/ 1 (pow (hypot (/ -1 c) (/ -1 d)) 3)) into (/ 1 (pow (hypot (/ -1 c) (/ -1 d)) 3))
* [misc]backup-simplify:  Simplify (* +nan.0 (/ 1 (* d (sqr (hypot (/ -1 c) (/ -1 d)))))) into (/ +nan.0 (* d (sqr (hypot (/ -1 c) (/ -1 d)))))
* [misc]backup-simplify:  Simplify (- (/ +nan.0 (* d (sqr (hypot (/ -1 c) (/ -1 d)))))) into (- (* +nan.0 (/ 1 (* d (sqr (hypot (/ -1 c) (/ -1 d)))))))
* [misc]taylor:  Taking taylor expansion of (- (* +nan.0 (/ 1 (* d (sqr (hypot (/ -1 c) (/ -1 d))))))) in d
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (/ 1 (* d (sqr (hypot (/ -1 c) (/ -1 d)))))) in d
* [misc]taylor:  Taking taylor expansion of +nan.0 in d
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d (sqr (hypot (/ -1 c) (/ -1 d))))) in d
* [misc]taylor:  Taking taylor expansion of (* d (sqr (hypot (/ -1 c) (/ -1 d)))) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ -1 c) (/ -1 d))) in d
* [misc]taylor:  Taking taylor expansion of (hypot (/ -1 c) (/ -1 d)) in d
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* (hypot (/ -1 c) (/ -1 d)) (hypot (/ -1 c) (/ -1 d))) into (sqr (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (* 0 (sqr (hypot (/ -1 c) (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (* 0 (hypot (/ -1 c) (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 (sqr (hypot (/ -1 c) (/ -1 d))))) into (sqr (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) into (/ 1 (sqr (hypot (/ -1 c) (/ -1 d))))
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (* 0 (hypot (/ -1 c) (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* +nan.0 0) (* 0 (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 c) (/ 0 (- c))) (* 0 (/ 0 (- c))) (* 0 (/ 0 (- c))) (* 0 (/ 0 (- c))) (* 0 (/ 0 (- c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ -1 c))))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d) (/ 0 (- d))) (* 0 (/ 0 (- d))) (* 0 (/ 0 (- d))) (* 0 (/ 0 (- d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 a) (/ 0 (- a))) (* 0 (/ 0 (- a))) (* 0 (/ 0 (- a))) (* 0 (/ 0 (- a))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 a) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot (/ -1 c) (/ -1 d))) (+ (* (/ 1 (* c (hypot (/ -1 c) (/ -1 d)))) (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* (- (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d)))))) (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* 0 (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* 0 (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* 0 (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (sqr (* +nan.0 (+ (* +nan.0 (/ 1 (* (pow c 3) (pow (hypot (/ -1 c) (/ -1 d)) 3)))) (- (* +nan.0 (/ 1 (* c (* d (* a (sqr (hypot (/ -1 c) (/ -1 d)))))))))))) (+ (* 2 (* (/ +nan.0 (* c (hypot (/ -1 c) (/ -1 d)))) (* +nan.0 (+ (* +nan.0 (/ 1 (* c (* (sqr d) (* (sqr a) (pow (hypot (/ -1 c) (/ -1 d)) 3)))))) (- (+ (* +nan.0 (/ 1 (* (pow c 3) (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 4)))))) (- (* +nan.0 (/ 1 (* (pow c 5) (pow (hypot (/ -1 c) (/ -1 d)) 5))))))))))) (* 2 (* (* +nan.0 (+ (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d))))) (- (* +nan.0 (/ 1 (* (sqr c) (sqr (hypot (/ -1 c) (/ -1 d))))))))) (* +nan.0 (+ (* +nan.0 (/ 1 (* (sqr c) (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 3)))))) (- (+ (* +nan.0 (/ 1 (* (sqr d) (* (sqr a) (sqr (hypot (/ -1 c) (/ -1 d))))))) (- (* +nan.0 (/ 1 (* (pow c 4) (pow (hypot (/ -1 c) (/ -1 d)) 4))))))))))))) (* 2 0)) into (* +nan.0 (+ (* +nan.0 (/ 1 (* (pow c 4) (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 5)))))) (- (+ (* +nan.0 (/ 1 (* (pow d 3) (* (pow a 3) (pow (hypot (/ -1 c) (/ -1 d)) 3))))) (- (+ (* +nan.0 (/ 1 (* (pow c 6) (pow (hypot (/ -1 c) (/ -1 d)) 6)))) (- (* +nan.0 (/ 1 (* (sqr c) (* (sqr d) (* (sqr a) (pow (hypot (/ -1 c) (/ -1 d)) 4)))))))))))))
* [misc]backup-simplify:  Simplify (+ (* 0 (* +nan.0 (+ (* +nan.0 (/ 1 (* (pow c 4) (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 5)))))) (- (+ (* +nan.0 (/ 1 (* (pow d 3) (* (pow a 3) (pow (hypot (/ -1 c) (/ -1 d)) 3))))) (- (+ (* +nan.0 (/ 1 (* (pow c 6) (pow (hypot (/ -1 c) (/ -1 d)) 6)))) (- (* +nan.0 (/ 1 (* (sqr c) (* (sqr d) (* (sqr a) (pow (hypot (/ -1 c) (/ -1 d)) 4)))))))))))))) (+ (* (/ +nan.0 (* c (hypot (/ -1 c) (/ -1 d)))) (* +nan.0 (+ (* +nan.0 (/ 1 (* c (* (sqr d) (* (sqr a) (pow (hypot (/ -1 c) (/ -1 d)) 3)))))) (- (+ (* +nan.0 (/ 1 (* (pow c 3) (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 4)))))) (- (* +nan.0 (/ 1 (* (pow c 5) (pow (hypot (/ -1 c) (/ -1 d)) 5)))))))))) (+ (* (* +nan.0 (+ (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d))))) (- (* +nan.0 (/ 1 (* (sqr c) (sqr (hypot (/ -1 c) (/ -1 d))))))))) (* +nan.0 (+ (* +nan.0 (/ 1 (* (sqr c) (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 3)))))) (- (+ (* +nan.0 (/ 1 (* (sqr d) (* (sqr a) (sqr (hypot (/ -1 c) (/ -1 d))))))) (- (* +nan.0 (/ 1 (* (pow c 4) (pow (hypot (/ -1 c) (/ -1 d)) 4)))))))))) (+ (* (* +nan.0 (+ (* +nan.0 (/ 1 (* (pow c 3) (pow (hypot (/ -1 c) (/ -1 d)) 3)))) (- (* +nan.0 (/ 1 (* c (* d (* a (sqr (hypot (/ -1 c) (/ -1 d))))))))))) (* +nan.0 (+ (* +nan.0 (/ 1 (* (pow c 3) (pow (hypot (/ -1 c) (/ -1 d)) 3)))) (- (* +nan.0 (/ 1 (* c (* d (* a (sqr (hypot (/ -1 c) (/ -1 d)))))))))))) (+ (* (* +nan.0 (+ (* +nan.0 (/ 1 (* (sqr c) (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 3)))))) (- (+ (* +nan.0 (/ 1 (* (sqr d) (* (sqr a) (sqr (hypot (/ -1 c) (/ -1 d))))))) (- (* +nan.0 (/ 1 (* (pow c 4) (pow (hypot (/ -1 c) (/ -1 d)) 4))))))))) (* +nan.0 (+ (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d))))) (- (* +nan.0 (/ 1 (* (sqr c) (sqr (hypot (/ -1 c) (/ -1 d)))))))))) (+ (* (* +nan.0 (+ (* +nan.0 (/ 1 (* c (* (sqr d) (* (sqr a) (pow (hypot (/ -1 c) (/ -1 d)) 3)))))) (- (+ (* +nan.0 (/ 1 (* (pow c 3) (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 4)))))) (- (* +nan.0 (/ 1 (* (pow c 5) (pow (hypot (/ -1 c) (/ -1 d)) 5))))))))) (/ +nan.0 (* c (hypot (/ -1 c) (/ -1 d))))) (* (* +nan.0 (+ (* +nan.0 (/ 1 (* (pow c 4) (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 5)))))) (- (+ (* +nan.0 (/ 1 (* (pow d 3) (* (pow a 3) (pow (hypot (/ -1 c) (/ -1 d)) 3))))) (- (+ (* +nan.0 (/ 1 (* (pow c 6) (pow (hypot (/ -1 c) (/ -1 d)) 6)))) (- (* +nan.0 (/ 1 (* (sqr c) (* (sqr d) (* (sqr a) (pow (hypot (/ -1 c) (/ -1 d)) 4))))))))))))) 0))))))) into (- (+ (* +nan.0 (/ 1 (* (pow d 3) (* (pow a 3) (pow (hypot (/ -1 c) (/ -1 d)) 3))))) (- (+ (* +nan.0 (/ 1 (* (pow c 6) (pow (hypot (/ -1 c) (/ -1 d)) 6)))) (- (+ (* +nan.0 (/ 1 (* (pow c 4) (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 5)))))) (- (* +nan.0 (/ 1 (* (sqr c) (* (sqr d) (* (sqr a) (pow (hypot (/ -1 c) (/ -1 d)) 4)))))))))))))
* [misc]taylor:  Taking taylor expansion of (- (+ (* +nan.0 (/ 1 (* (pow d 3) (* (pow a 3) (pow (hypot (/ -1 c) (/ -1 d)) 3))))) (- (+ (* +nan.0 (/ 1 (* (pow c 6) (pow (hypot (/ -1 c) (/ -1 d)) 6)))) (- (+ (* +nan.0 (/ 1 (* (pow c 4) (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 5)))))) (- (* +nan.0 (/ 1 (* (sqr c) (* (sqr d) (* (sqr a) (pow (hypot (/ -1 c) (/ -1 d)) 4))))))))))))) in c
* [misc]taylor:  Taking taylor expansion of (+ (* +nan.0 (/ 1 (* (pow d 3) (* (pow a 3) (pow (hypot (/ -1 c) (/ -1 d)) 3))))) (- (+ (* +nan.0 (/ 1 (* (pow c 6) (pow (hypot (/ -1 c) (/ -1 d)) 6)))) (- (+ (* +nan.0 (/ 1 (* (pow c 4) (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 5)))))) (- (* +nan.0 (/ 1 (* (sqr c) (* (sqr d) (* (sqr a) (pow (hypot (/ -1 c) (/ -1 d)) 4)))))))))))) in c
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (/ 1 (* (pow d 3) (* (pow a 3) (pow (hypot (/ -1 c) (/ -1 d)) 3))))) in c
* [misc]taylor:  Taking taylor expansion of +nan.0 in c
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (pow d 3) (* (pow a 3) (pow (hypot (/ -1 c) (/ -1 d)) 3)))) in c
* [misc]taylor:  Taking taylor expansion of (* (pow d 3) (* (pow a 3) (pow (hypot (/ -1 c) (/ -1 d)) 3))) in c
* [misc]taylor:  Taking taylor expansion of (pow d 3) in c
* [misc]taylor:  Taking taylor expansion of (exp (* 3 (log d))) in c
* [misc]taylor:  Taking taylor expansion of (* 3 (log d)) in c
* [misc]taylor:  Taking taylor expansion of 3 in c
* [misc]backup-simplify:  Simplify 3 into 3
* [misc]taylor:  Taking taylor expansion of (log d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (log d) into (log d)
* [misc]backup-simplify:  Simplify (* 3 (log d)) into (* 3 (log d))
* [misc]backup-simplify:  Simplify (exp (* 3 (log d))) into (pow d 3)
* [misc]taylor:  Taking taylor expansion of (* (pow a 3) (pow (hypot (/ -1 c) (/ -1 d)) 3)) in c
* [misc]taylor:  Taking taylor expansion of (pow a 3) in c
* [misc]taylor:  Taking taylor expansion of (exp (* 3 (log a))) in c
* [misc]taylor:  Taking taylor expansion of (* 3 (log a)) in c
* [misc]taylor:  Taking taylor expansion of 3 in c
* [misc]backup-simplify:  Simplify 3 into 3
* [misc]taylor:  Taking taylor expansion of (log a) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (log a) into (log a)
* [misc]backup-simplify:  Simplify (* 3 (log a)) into (* 3 (log a))
* [misc]backup-simplify:  Simplify (exp (* 3 (log a))) into (pow a 3)
* [misc]taylor:  Taking taylor expansion of (pow (hypot (/ -1 c) (/ -1 d)) 3) in c
* [misc]taylor:  Taking taylor expansion of (exp (* 3 (log (hypot (/ -1 c) (/ -1 d))))) in c
* [misc]taylor:  Taking taylor expansion of (* 3 (log (hypot (/ -1 c) (/ -1 d)))) in c
* [misc]taylor:  Taking taylor expansion of 3 in c
* [misc]backup-simplify:  Simplify 3 into 3
* [misc]taylor:  Taking taylor expansion of (log (hypot (/ -1 c) (/ -1 d))) in c
* [misc]taylor:  Taking taylor expansion of (hypot (/ -1 c) (/ -1 d)) in c
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (log (hypot (/ -1 c) (/ -1 d))) into (log (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (* 3 (log (hypot (/ -1 c) (/ -1 d)))) into (* 3 (log (hypot (/ -1 c) (/ -1 d))))
* [misc]backup-simplify:  Simplify (exp (* 3 (log (hypot (/ -1 c) (/ -1 d))))) into (pow (hypot (/ -1 c) (/ -1 d)) 3)
* [misc]backup-simplify:  Simplify (* (pow a 3) (pow (hypot (/ -1 c) (/ -1 d)) 3)) into (* (pow a 3) (pow (hypot (/ -1 c) (/ -1 d)) 3))
* [misc]backup-simplify:  Simplify (* (pow d 3) (* (pow a 3) (pow (hypot (/ -1 c) (/ -1 d)) 3))) into (* (pow d 3) (* (pow a 3) (pow (hypot (/ -1 c) (/ -1 d)) 3)))
* [misc]backup-simplify:  Simplify (/ 1 (* (pow d 3) (* (pow a 3) (pow (hypot (/ -1 c) (/ -1 d)) 3)))) into (/ 1 (* (pow d 3) (* (pow a 3) (pow (hypot (/ -1 c) (/ -1 d)) 3))))
* [misc]taylor:  Taking taylor expansion of (- (+ (* +nan.0 (/ 1 (* (pow c 6) (pow (hypot (/ -1 c) (/ -1 d)) 6)))) (- (+ (* +nan.0 (/ 1 (* (pow c 4) (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 5)))))) (- (* +nan.0 (/ 1 (* (sqr c) (* (sqr d) (* (sqr a) (pow (hypot (/ -1 c) (/ -1 d)) 4))))))))))) in c
* [misc]taylor:  Taking taylor expansion of (+ (* +nan.0 (/ 1 (* (pow c 6) (pow (hypot (/ -1 c) (/ -1 d)) 6)))) (- (+ (* +nan.0 (/ 1 (* (pow c 4) (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 5)))))) (- (* +nan.0 (/ 1 (* (sqr c) (* (sqr d) (* (sqr a) (pow (hypot (/ -1 c) (/ -1 d)) 4)))))))))) in c
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (/ 1 (* (pow c 6) (pow (hypot (/ -1 c) (/ -1 d)) 6)))) in c
* [misc]taylor:  Taking taylor expansion of +nan.0 in c
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (pow c 6) (pow (hypot (/ -1 c) (/ -1 d)) 6))) in c
* [misc]taylor:  Taking taylor expansion of (* (pow c 6) (pow (hypot (/ -1 c) (/ -1 d)) 6)) in c
* [misc]taylor:  Taking taylor expansion of (pow c 6) in c
* [misc]taylor:  Taking taylor expansion of (pow (hypot (/ -1 c) (/ -1 d)) 6) in c
* [misc]taylor:  Taking taylor expansion of (exp (* 6 (log (hypot (/ -1 c) (/ -1 d))))) in c
* [misc]taylor:  Taking taylor expansion of (* 6 (log (hypot (/ -1 c) (/ -1 d)))) in c
* [misc]taylor:  Taking taylor expansion of 6 in c
* [misc]backup-simplify:  Simplify 6 into 6
* [misc]taylor:  Taking taylor expansion of (log (hypot (/ -1 c) (/ -1 d))) in c
* [misc]taylor:  Taking taylor expansion of (hypot (/ -1 c) (/ -1 d)) in c
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (log (hypot (/ -1 c) (/ -1 d))) into (log (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (* 6 (log (hypot (/ -1 c) (/ -1 d)))) into (* 6 (log (hypot (/ -1 c) (/ -1 d))))
* [misc]backup-simplify:  Simplify (exp (* 6 (log (hypot (/ -1 c) (/ -1 d))))) into (pow (hypot (/ -1 c) (/ -1 d)) 6)
* [misc]backup-simplify:  Simplify (* 1 (pow (hypot (/ -1 c) (/ -1 d)) 6)) into (pow (hypot (/ -1 c) (/ -1 d)) 6)
* [misc]backup-simplify:  Simplify (/ 1 (pow (hypot (/ -1 c) (/ -1 d)) 6)) into (/ 1 (pow (hypot (/ -1 c) (/ -1 d)) 6))
* [misc]taylor:  Taking taylor expansion of (- (+ (* +nan.0 (/ 1 (* (pow c 4) (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 5)))))) (- (* +nan.0 (/ 1 (* (sqr c) (* (sqr d) (* (sqr a) (pow (hypot (/ -1 c) (/ -1 d)) 4))))))))) in c
* [misc]taylor:  Taking taylor expansion of (+ (* +nan.0 (/ 1 (* (pow c 4) (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 5)))))) (- (* +nan.0 (/ 1 (* (sqr c) (* (sqr d) (* (sqr a) (pow (hypot (/ -1 c) (/ -1 d)) 4)))))))) in c
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (/ 1 (* (pow c 4) (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 5)))))) in c
* [misc]taylor:  Taking taylor expansion of +nan.0 in c
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (pow c 4) (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 5))))) in c
* [misc]taylor:  Taking taylor expansion of (* (pow c 4) (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 5)))) in c
* [misc]taylor:  Taking taylor expansion of (pow c 4) in c
* [misc]taylor:  Taking taylor expansion of (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 5))) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (* a (pow (hypot (/ -1 c) (/ -1 d)) 5)) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of (pow (hypot (/ -1 c) (/ -1 d)) 5) in c
* [misc]taylor:  Taking taylor expansion of (exp (* 5 (log (hypot (/ -1 c) (/ -1 d))))) in c
* [misc]taylor:  Taking taylor expansion of (* 5 (log (hypot (/ -1 c) (/ -1 d)))) in c
* [misc]taylor:  Taking taylor expansion of 5 in c
* [misc]backup-simplify:  Simplify 5 into 5
* [misc]taylor:  Taking taylor expansion of (log (hypot (/ -1 c) (/ -1 d))) in c
* [misc]taylor:  Taking taylor expansion of (hypot (/ -1 c) (/ -1 d)) in c
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (log (hypot (/ -1 c) (/ -1 d))) into (log (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (* 5 (log (hypot (/ -1 c) (/ -1 d)))) into (* 5 (log (hypot (/ -1 c) (/ -1 d))))
* [misc]backup-simplify:  Simplify (exp (* 5 (log (hypot (/ -1 c) (/ -1 d))))) into (pow (hypot (/ -1 c) (/ -1 d)) 5)
* [misc]backup-simplify:  Simplify (* a (pow (hypot (/ -1 c) (/ -1 d)) 5)) into (* a (pow (hypot (/ -1 c) (/ -1 d)) 5))
* [misc]backup-simplify:  Simplify (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 5))) into (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 5)))
* [misc]backup-simplify:  Simplify (* 1 (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 5)))) into (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 5)))
* [misc]backup-simplify:  Simplify (/ 1 (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 5)))) into (/ 1 (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 5))))
* [misc]taylor:  Taking taylor expansion of (- (* +nan.0 (/ 1 (* (sqr c) (* (sqr d) (* (sqr a) (pow (hypot (/ -1 c) (/ -1 d)) 4))))))) in c
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (/ 1 (* (sqr c) (* (sqr d) (* (sqr a) (pow (hypot (/ -1 c) (/ -1 d)) 4)))))) in c
* [misc]taylor:  Taking taylor expansion of +nan.0 in c
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (sqr c) (* (sqr d) (* (sqr a) (pow (hypot (/ -1 c) (/ -1 d)) 4))))) in c
* [misc]taylor:  Taking taylor expansion of (* (sqr c) (* (sqr d) (* (sqr a) (pow (hypot (/ -1 c) (/ -1 d)) 4)))) in c
* [misc]taylor:  Taking taylor expansion of (sqr c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (* (sqr d) (* (sqr a) (pow (hypot (/ -1 c) (/ -1 d)) 4))) in c
* [misc]taylor:  Taking taylor expansion of (sqr d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (* (sqr a) (pow (hypot (/ -1 c) (/ -1 d)) 4)) in c
* [misc]taylor:  Taking taylor expansion of (sqr a) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of (pow (hypot (/ -1 c) (/ -1 d)) 4) in c
* [misc]taylor:  Taking taylor expansion of (exp (* 4 (log (hypot (/ -1 c) (/ -1 d))))) in c
* [misc]taylor:  Taking taylor expansion of (* 4 (log (hypot (/ -1 c) (/ -1 d)))) in c
* [misc]taylor:  Taking taylor expansion of 4 in c
* [misc]backup-simplify:  Simplify 4 into 4
* [misc]taylor:  Taking taylor expansion of (log (hypot (/ -1 c) (/ -1 d))) in c
* [misc]taylor:  Taking taylor expansion of (hypot (/ -1 c) (/ -1 d)) in c
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (log (hypot (/ -1 c) (/ -1 d))) into (log (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (* 4 (log (hypot (/ -1 c) (/ -1 d)))) into (* 4 (log (hypot (/ -1 c) (/ -1 d))))
* [misc]backup-simplify:  Simplify (exp (* 4 (log (hypot (/ -1 c) (/ -1 d))))) into (pow (hypot (/ -1 c) (/ -1 d)) 4)
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (* d d) into (sqr d)
* [misc]backup-simplify:  Simplify (* a a) into (sqr a)
* [misc]backup-simplify:  Simplify (* (sqr a) (pow (hypot (/ -1 c) (/ -1 d)) 4)) into (* (sqr a) (pow (hypot (/ -1 c) (/ -1 d)) 4))
* [misc]backup-simplify:  Simplify (* (sqr d) (* (sqr a) (pow (hypot (/ -1 c) (/ -1 d)) 4))) into (* (sqr d) (* (sqr a) (pow (hypot (/ -1 c) (/ -1 d)) 4)))
* [misc]backup-simplify:  Simplify (* 0 (* (sqr d) (* (sqr a) (pow (hypot (/ -1 c) (/ -1 d)) 4)))) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow (hypot (/ -1 c) (/ -1 d)) 1)))) 1) into 0
* [misc]backup-simplify:  Simplify (+ (* 4 0) (* 0 (log (hypot (/ -1 c) (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 4 (log (hypot (/ -1 c) (/ -1 d))))) (+ (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* a 0) (* 0 a)) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr a) 0) (* 0 (pow (hypot (/ -1 c) (/ -1 d)) 4))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 d)) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr d) 0) (* 0 (* (sqr a) (pow (hypot (/ -1 c) (/ -1 d)) 4)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 0 (* (sqr d) (* (sqr a) (pow (hypot (/ -1 c) (/ -1 d)) 4))))) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* -1 (/ (* (pow (* 1 0) 2)) (pow (hypot (/ -1 c) (/ -1 d)) 2))) (* 1 (/ (* 1 (pow (* 2 0) 1)) (pow (hypot (/ -1 c) (/ -1 d)) 1)))) 2) into 0
* [misc]backup-simplify:  Simplify (+ (* 4 0) (+ (* 0 0) (* 0 (log (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 4 (log (hypot (/ -1 c) (/ -1 d))))) (+ (* (/ (pow 0 2) 2)) (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* a 0) (+ (* 0 0) (* 0 a))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr a) 0) (+ (* 0 0) (* 0 (pow (hypot (/ -1 c) (/ -1 d)) 4)))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (* 0 d))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr d) 0) (+ (* 0 0) (* 0 (* (sqr a) (pow (hypot (/ -1 c) (/ -1 d)) 4))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 0 0) (* 1 (* (sqr d) (* (sqr a) (pow (hypot (/ -1 c) (/ -1 d)) 4)))))) into (* (sqr d) (* (sqr a) (pow (hypot (/ -1 c) (/ -1 d)) 4)))
* [misc]backup-simplify:  Simplify (/ 1 (* (sqr d) (* (sqr a) (pow (hypot (/ -1 c) (/ -1 d)) 4)))) into (/ 1 (* (sqr d) (* (sqr a) (pow (hypot (/ -1 c) (/ -1 d)) 4))))
* [misc]backup-simplify:  Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow (hypot (/ -1 c) (/ -1 d)) 1)))) 1) into 0
* [misc]backup-simplify:  Simplify (+ (* 6 0) (* 0 (log (hypot (/ -1 c) (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* -1 (/ (* (pow (* 1 0) 2)) (pow (hypot (/ -1 c) (/ -1 d)) 2))) (* 1 (/ (* 1 (pow (* 2 0) 1)) (pow (hypot (/ -1 c) (/ -1 d)) 1)))) 2) into 0
* [misc]backup-simplify:  Simplify (+ (* 6 0) (+ (* 0 0) (* 0 (log (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* 2 (/ (* (pow (* 1 0) 3)) (pow (hypot (/ -1 c) (/ -1 d)) 3))) (* -3 (/ (* (pow (* 1 0) 1) (pow (* 2 0) 1)) (pow (hypot (/ -1 c) (/ -1 d)) 2))) (* 1 (/ (* 1 1 (pow (* 6 0) 1)) (pow (hypot (/ -1 c) (/ -1 d)) 1)))) 6) into 0
* [misc]backup-simplify:  Simplify (+ (* 6 0) (+ (* 0 0) (+ (* 0 0) (* 0 (log (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* -6 (/ (* (pow (* 1 0) 4)) (pow (hypot (/ -1 c) (/ -1 d)) 4))) (* 12 (/ (* (pow (* 1 0) 2) (pow (* 2 0) 1)) (pow (hypot (/ -1 c) (/ -1 d)) 3))) (* -3 (/ (* 1 (pow (* 2 0) 2)) (pow (hypot (/ -1 c) (/ -1 d)) 2))) (* -4 (/ (* (pow (* 1 0) 1) 1 (pow (* 6 0) 1)) (pow (hypot (/ -1 c) (/ -1 d)) 2))) (* 1 (/ (* 1 1 1 (pow (* 24 0) 1)) (pow (hypot (/ -1 c) (/ -1 d)) 1)))) 24) into 0
* [misc]backup-simplify:  Simplify (+ (* 6 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (log (hypot (/ -1 c) (/ -1 d)))))))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 6 (log (hypot (/ -1 c) (/ -1 d))))) (+ (* (/ (pow 0 4) 24)) (* (/ (pow 0 2) 2) (/ (pow 0 1) 1)) (* (/ (pow 0 1) 1) (/ (pow 0 1) 1)) (* (/ (pow 0 2) 2)) (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 6 (log (hypot (/ -1 c) (/ -1 d))))) (+ (* (/ (pow 0 3) 6)) (* (/ (pow 0 1) 1) (/ (pow 0 1) 1)) (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 6 (log (hypot (/ -1 c) (/ -1 d))))) (+ (* (/ (pow 0 2) 2)) (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 6 (log (hypot (/ -1 c) (/ -1 d))))) (+ (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (pow (hypot (/ -1 c) (/ -1 d)) 6)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 (pow (hypot (/ -1 c) (/ -1 d)) 6))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (pow (hypot (/ -1 c) (/ -1 d)) 6)) (/ 0 (pow (hypot (/ -1 c) (/ -1 d)) 6))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (pow (hypot (/ -1 c) (/ -1 d)) 6))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 (pow (hypot (/ -1 c) (/ -1 d)) 6)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (pow (hypot (/ -1 c) (/ -1 d)) 6)) (/ 0 (pow (hypot (/ -1 c) (/ -1 d)) 6))) (* 0 (/ 0 (pow (hypot (/ -1 c) (/ -1 d)) 6))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (pow (hypot (/ -1 c) (/ -1 d)) 6)) (/ 0 (pow (hypot (/ -1 c) (/ -1 d)) 6))) (* 0 (/ 0 (pow (hypot (/ -1 c) (/ -1 d)) 6))) (* 0 (/ 0 (pow (hypot (/ -1 c) (/ -1 d)) 6))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (pow (hypot (/ -1 c) (/ -1 d)) 6)) (/ 0 (pow (hypot (/ -1 c) (/ -1 d)) 6))) (* 0 (/ 0 (pow (hypot (/ -1 c) (/ -1 d)) 6))) (* 0 (/ 0 (pow (hypot (/ -1 c) (/ -1 d)) 6))) (* 0 (/ 0 (pow (hypot (/ -1 c) (/ -1 d)) 6))))) into 0
* [misc]backup-simplify:  Simplify (+ (* +nan.0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 (pow (hypot (/ -1 c) (/ -1 d)) 6))))))) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow (hypot (/ -1 c) (/ -1 d)) 1)))) 1) into 0
* [misc]backup-simplify:  Simplify (+ (* 5 0) (* 0 (log (hypot (/ -1 c) (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* -1 (/ (* (pow (* 1 0) 2)) (pow (hypot (/ -1 c) (/ -1 d)) 2))) (* 1 (/ (* 1 (pow (* 2 0) 1)) (pow (hypot (/ -1 c) (/ -1 d)) 1)))) 2) into 0
* [misc]backup-simplify:  Simplify (+ (* 5 0) (+ (* 0 0) (* 0 (log (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 5 (log (hypot (/ -1 c) (/ -1 d))))) (+ (* (/ (pow 0 2) 2)) (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 5 (log (hypot (/ -1 c) (/ -1 d))))) (+ (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* a 0) (+ (* 0 0) (* 0 (pow (hypot (/ -1 c) (/ -1 d)) 5)))) into 0
* [misc]backup-simplify:  Simplify (+ (* a 0) (* 0 (pow (hypot (/ -1 c) (/ -1 d)) 5))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (* 0 (* a (pow (hypot (/ -1 c) (/ -1 d)) 5))))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 (* a (pow (hypot (/ -1 c) (/ -1 d)) 5)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 5)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 5))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 5)))) (/ 0 (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 5))))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 5)))) (/ 0 (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 5))))) (* 0 (/ 0 (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 5))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* +nan.0 0) (+ (* 0 0) (* 0 (/ 1 (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 5))))))) into 0
* [misc]backup-simplify:  Simplify (* +nan.0 (/ 1 (* (sqr d) (* (sqr a) (pow (hypot (/ -1 c) (/ -1 d)) 4))))) into (/ +nan.0 (* (sqr d) (* (sqr a) (pow (hypot (/ -1 c) (/ -1 d)) 4))))
* [misc]backup-simplify:  Simplify (- (/ +nan.0 (* (sqr d) (* (sqr a) (pow (hypot (/ -1 c) (/ -1 d)) 4))))) into (- (* +nan.0 (/ 1 (* (sqr d) (* (sqr a) (pow (hypot (/ -1 c) (/ -1 d)) 4))))))
* [misc]backup-simplify:  Simplify (+ 0 (- (* +nan.0 (/ 1 (* (sqr d) (* (sqr a) (pow (hypot (/ -1 c) (/ -1 d)) 4))))))) into (- (* +nan.0 (/ 1 (* (sqr d) (* (sqr a) (pow (hypot (/ -1 c) (/ -1 d)) 4))))))
* [misc]backup-simplify:  Simplify (- (- (* +nan.0 (/ 1 (* (sqr d) (* (sqr a) (pow (hypot (/ -1 c) (/ -1 d)) 4))))))) into (- (* +nan.0 (/ 1 (* (sqr d) (* (sqr a) (pow (hypot (/ -1 c) (/ -1 d)) 4))))))
* [misc]backup-simplify:  Simplify (+ 0 (- (* +nan.0 (/ 1 (* (sqr d) (* (sqr a) (pow (hypot (/ -1 c) (/ -1 d)) 4))))))) into (- (* +nan.0 (/ 1 (* (sqr d) (* (sqr a) (pow (hypot (/ -1 c) (/ -1 d)) 4))))))
* [misc]backup-simplify:  Simplify (- (- (* +nan.0 (/ 1 (* (sqr d) (* (sqr a) (pow (hypot (/ -1 c) (/ -1 d)) 4))))))) into (- (* +nan.0 (/ 1 (* (sqr d) (* (sqr a) (pow (hypot (/ -1 c) (/ -1 d)) 4))))))
* [misc]backup-simplify:  Simplify (+ 0 (- (* +nan.0 (/ 1 (* (sqr d) (* (sqr a) (pow (hypot (/ -1 c) (/ -1 d)) 4))))))) into (- (* +nan.0 (/ 1 (* (sqr d) (* (sqr a) (pow (hypot (/ -1 c) (/ -1 d)) 4))))))
* [misc]backup-simplify:  Simplify (- (- (* +nan.0 (/ 1 (* (sqr d) (* (sqr a) (pow (hypot (/ -1 c) (/ -1 d)) 4))))))) into (- (* +nan.0 (/ 1 (* (sqr d) (* (sqr a) (pow (hypot (/ -1 c) (/ -1 d)) 4))))))
* [misc]taylor:  Taking taylor expansion of (- (* +nan.0 (/ 1 (* (sqr d) (* (sqr a) (pow (hypot (/ -1 c) (/ -1 d)) 4)))))) in a
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (/ 1 (* (sqr d) (* (sqr a) (pow (hypot (/ -1 c) (/ -1 d)) 4))))) in a
* [misc]taylor:  Taking taylor expansion of +nan.0 in a
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (sqr d) (* (sqr a) (pow (hypot (/ -1 c) (/ -1 d)) 4)))) in a
* [misc]taylor:  Taking taylor expansion of (* (sqr d) (* (sqr a) (pow (hypot (/ -1 c) (/ -1 d)) 4))) in a
* [misc]taylor:  Taking taylor expansion of (sqr d) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (* (sqr a) (pow (hypot (/ -1 c) (/ -1 d)) 4)) in a
* [misc]taylor:  Taking taylor expansion of (sqr a) in a
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (pow (hypot (/ -1 c) (/ -1 d)) 4) in a
* [misc]taylor:  Taking taylor expansion of (exp (* 4 (log (hypot (/ -1 c) (/ -1 d))))) in a
* [misc]taylor:  Taking taylor expansion of (* 4 (log (hypot (/ -1 c) (/ -1 d)))) in a
* [misc]taylor:  Taking taylor expansion of 4 in a
* [misc]backup-simplify:  Simplify 4 into 4
* [misc]taylor:  Taking taylor expansion of (log (hypot (/ -1 c) (/ -1 d))) in a
* [misc]taylor:  Taking taylor expansion of (hypot (/ -1 c) (/ -1 d)) in a
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (log (hypot (/ -1 c) (/ -1 d))) into (log (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (* 4 (log (hypot (/ -1 c) (/ -1 d)))) into (* 4 (log (hypot (/ -1 c) (/ -1 d))))
* [misc]backup-simplify:  Simplify (exp (* 4 (log (hypot (/ -1 c) (/ -1 d))))) into (pow (hypot (/ -1 c) (/ -1 d)) 4)
* [misc]backup-simplify:  Simplify (* d d) into (sqr d)
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (* 0 (pow (hypot (/ -1 c) (/ -1 d)) 4)) into 0
* [misc]backup-simplify:  Simplify (* (sqr d) 0) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow (hypot (/ -1 c) (/ -1 d)) 1)))) 1) into 0
* [misc]backup-simplify:  Simplify (+ (* 4 0) (* 0 (log (hypot (/ -1 c) (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 4 (log (hypot (/ -1 c) (/ -1 d))))) (+ (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 0 (pow (hypot (/ -1 c) (/ -1 d)) 4))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 d)) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr d) 0) (* 0 0)) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* -1 (/ (* (pow (* 1 0) 2)) (pow (hypot (/ -1 c) (/ -1 d)) 2))) (* 1 (/ (* 1 (pow (* 2 0) 1)) (pow (hypot (/ -1 c) (/ -1 d)) 1)))) 2) into 0
* [misc]backup-simplify:  Simplify (+ (* 4 0) (+ (* 0 0) (* 0 (log (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 4 (log (hypot (/ -1 c) (/ -1 d))))) (+ (* (/ (pow 0 2) 2)) (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 0 0) (* 1 (pow (hypot (/ -1 c) (/ -1 d)) 4)))) into (pow (hypot (/ -1 c) (/ -1 d)) 4)
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (* 0 d))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr d) (pow (hypot (/ -1 c) (/ -1 d)) 4)) (+ (* 0 0) (* 0 0))) into (* (sqr d) (pow (hypot (/ -1 c) (/ -1 d)) 4))
* [misc]backup-simplify:  Simplify (/ 1 (* (sqr d) (pow (hypot (/ -1 c) (/ -1 d)) 4))) into (/ 1 (* (sqr d) (pow (hypot (/ -1 c) (/ -1 d)) 4)))
* [misc]backup-simplify:  Simplify (* +nan.0 (/ 1 (* (sqr d) (pow (hypot (/ -1 c) (/ -1 d)) 4)))) into (/ +nan.0 (* (sqr d) (pow (hypot (/ -1 c) (/ -1 d)) 4)))
* [misc]backup-simplify:  Simplify (- (/ +nan.0 (* (sqr d) (pow (hypot (/ -1 c) (/ -1 d)) 4)))) into (- (* +nan.0 (/ 1 (* (sqr d) (pow (hypot (/ -1 c) (/ -1 d)) 4)))))
* [misc]taylor:  Taking taylor expansion of (- (* +nan.0 (/ 1 (* (sqr d) (pow (hypot (/ -1 c) (/ -1 d)) 4))))) in d
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (/ 1 (* (sqr d) (pow (hypot (/ -1 c) (/ -1 d)) 4)))) in d
* [misc]taylor:  Taking taylor expansion of +nan.0 in d
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (sqr d) (pow (hypot (/ -1 c) (/ -1 d)) 4))) in d
* [misc]taylor:  Taking taylor expansion of (* (sqr d) (pow (hypot (/ -1 c) (/ -1 d)) 4)) in d
* [misc]taylor:  Taking taylor expansion of (sqr d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (pow (hypot (/ -1 c) (/ -1 d)) 4) in d
* [misc]taylor:  Taking taylor expansion of (exp (* 4 (log (hypot (/ -1 c) (/ -1 d))))) in d
* [misc]taylor:  Taking taylor expansion of (* 4 (log (hypot (/ -1 c) (/ -1 d)))) in d
* [misc]taylor:  Taking taylor expansion of 4 in d
* [misc]backup-simplify:  Simplify 4 into 4
* [misc]taylor:  Taking taylor expansion of (log (hypot (/ -1 c) (/ -1 d))) in d
* [misc]taylor:  Taking taylor expansion of (hypot (/ -1 c) (/ -1 d)) in d
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (log (hypot (/ -1 c) (/ -1 d))) into (log (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (* 4 (log (hypot (/ -1 c) (/ -1 d)))) into (* 4 (log (hypot (/ -1 c) (/ -1 d))))
* [misc]backup-simplify:  Simplify (exp (* 4 (log (hypot (/ -1 c) (/ -1 d))))) into (pow (hypot (/ -1 c) (/ -1 d)) 4)
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (* 0 (pow (hypot (/ -1 c) (/ -1 d)) 4)) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow (hypot (/ -1 c) (/ -1 d)) 1)))) 1) into 0
* [misc]backup-simplify:  Simplify (+ (* 4 0) (* 0 (log (hypot (/ -1 c) (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 4 (log (hypot (/ -1 c) (/ -1 d))))) (+ (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 0 (pow (hypot (/ -1 c) (/ -1 d)) 4))) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* -1 (/ (* (pow (* 1 0) 2)) (pow (hypot (/ -1 c) (/ -1 d)) 2))) (* 1 (/ (* 1 (pow (* 2 0) 1)) (pow (hypot (/ -1 c) (/ -1 d)) 1)))) 2) into 0
* [misc]backup-simplify:  Simplify (+ (* 4 0) (+ (* 0 0) (* 0 (log (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 4 (log (hypot (/ -1 c) (/ -1 d))))) (+ (* (/ (pow 0 2) 2)) (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 0 0) (* 1 (pow (hypot (/ -1 c) (/ -1 d)) 4)))) into (pow (hypot (/ -1 c) (/ -1 d)) 4)
* [misc]backup-simplify:  Simplify (/ 1 (pow (hypot (/ -1 c) (/ -1 d)) 4)) into (/ 1 (pow (hypot (/ -1 c) (/ -1 d)) 4))
* [misc]backup-simplify:  Simplify (* +nan.0 (/ 1 (pow (hypot (/ -1 c) (/ -1 d)) 4))) into (/ +nan.0 (pow (hypot (/ -1 c) (/ -1 d)) 4))
* [misc]backup-simplify:  Simplify (- (/ +nan.0 (pow (hypot (/ -1 c) (/ -1 d)) 4))) into (- (* +nan.0 (/ 1 (pow (hypot (/ -1 c) (/ -1 d)) 4))))
* [misc]backup-simplify:  Simplify (- (* +nan.0 (/ 1 (pow (hypot (/ -1 c) (/ -1 d)) 4)))) into (- (* +nan.0 (/ 1 (pow (hypot (/ -1 c) (/ -1 d)) 4))))
* [misc]backup-simplify:  Simplify (* +nan.0 (/ 1 (* (sqr d) (* (sqr a) (pow (hypot (/ -1 c) (/ -1 d)) 3))))) into (/ +nan.0 (* (sqr d) (* (sqr a) (pow (hypot (/ -1 c) (/ -1 d)) 3))))
* [misc]backup-simplify:  Simplify (/ (+ (* -1 (/ (* (pow (* 1 0) 2)) (pow (hypot (/ -1 c) (/ -1 d)) 2))) (* 1 (/ (* 1 (pow (* 2 0) 1)) (pow (hypot (/ -1 c) (/ -1 d)) 1)))) 2) into 0
* [misc]backup-simplify:  Simplify (+ (* 4 0) (+ (* 0 0) (* 0 (log (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 4 (log (hypot (/ -1 c) (/ -1 d))))) (+ (* (/ (pow 0 2) 2)) (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* a 0) (+ (* 0 0) (* 0 (pow (hypot (/ -1 c) (/ -1 d)) 4)))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (* 0 (* a (pow (hypot (/ -1 c) (/ -1 d)) 4))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 4)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 4)))) (/ 0 (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 4))))) (* 0 (/ 0 (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 4))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* +nan.0 0) (+ (* 0 0) (* 0 (/ 1 (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 4))))))) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* -6 (/ (* (pow (* 1 0) 4)) (pow (hypot (/ -1 c) (/ -1 d)) 4))) (* 12 (/ (* (pow (* 1 0) 2) (pow (* 2 0) 1)) (pow (hypot (/ -1 c) (/ -1 d)) 3))) (* -3 (/ (* 1 (pow (* 2 0) 2)) (pow (hypot (/ -1 c) (/ -1 d)) 2))) (* -4 (/ (* (pow (* 1 0) 1) 1 (pow (* 6 0) 1)) (pow (hypot (/ -1 c) (/ -1 d)) 2))) (* 1 (/ (* 1 1 1 (pow (* 24 0) 1)) (pow (hypot (/ -1 c) (/ -1 d)) 1)))) 24) into 0
* [misc]backup-simplify:  Simplify (+ (* 5 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (log (hypot (/ -1 c) (/ -1 d)))))))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 5 (log (hypot (/ -1 c) (/ -1 d))))) (+ (* (/ (pow 0 4) 24)) (* (/ (pow 0 2) 2) (/ (pow 0 1) 1)) (* (/ (pow 0 1) 1) (/ (pow 0 1) 1)) (* (/ (pow 0 2) 2)) (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (pow (hypot (/ -1 c) (/ -1 d)) 5)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (pow (hypot (/ -1 c) (/ -1 d)) 5)) (/ 0 (pow (hypot (/ -1 c) (/ -1 d)) 5))) (* 0 (/ 0 (pow (hypot (/ -1 c) (/ -1 d)) 5))) (* 0 (/ 0 (pow (hypot (/ -1 c) (/ -1 d)) 5))) (* 0 (/ 0 (pow (hypot (/ -1 c) (/ -1 d)) 5))))) into 0
* [misc]backup-simplify:  Simplify (+ (* +nan.0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 (pow (hypot (/ -1 c) (/ -1 d)) 5))))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ (/ +nan.0 (* (sqr d) (* (sqr a) (pow (hypot (/ -1 c) (/ -1 d)) 3)))) 0) into (- (* +nan.0 (/ 1 (* (sqr d) (* (sqr a) (pow (hypot (/ -1 c) (/ -1 d)) 3))))))
* [misc]backup-simplify:  Simplify (- (- (* +nan.0 (/ 1 (* (sqr d) (* (sqr a) (pow (hypot (/ -1 c) (/ -1 d)) 3))))))) into (- (* +nan.0 (/ 1 (* (sqr d) (* (sqr a) (pow (hypot (/ -1 c) (/ -1 d)) 3))))))
* [misc]taylor:  Taking taylor expansion of (- (* +nan.0 (/ 1 (* (sqr d) (* (sqr a) (pow (hypot (/ -1 c) (/ -1 d)) 3)))))) in a
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (/ 1 (* (sqr d) (* (sqr a) (pow (hypot (/ -1 c) (/ -1 d)) 3))))) in a
* [misc]taylor:  Taking taylor expansion of +nan.0 in a
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (sqr d) (* (sqr a) (pow (hypot (/ -1 c) (/ -1 d)) 3)))) in a
* [misc]taylor:  Taking taylor expansion of (* (sqr d) (* (sqr a) (pow (hypot (/ -1 c) (/ -1 d)) 3))) in a
* [misc]taylor:  Taking taylor expansion of (sqr d) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (* (sqr a) (pow (hypot (/ -1 c) (/ -1 d)) 3)) in a
* [misc]taylor:  Taking taylor expansion of (sqr a) in a
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (pow (hypot (/ -1 c) (/ -1 d)) 3) in a
* [misc]taylor:  Taking taylor expansion of (exp (* 3 (log (hypot (/ -1 c) (/ -1 d))))) in a
* [misc]taylor:  Taking taylor expansion of (* 3 (log (hypot (/ -1 c) (/ -1 d)))) in a
* [misc]taylor:  Taking taylor expansion of 3 in a
* [misc]backup-simplify:  Simplify 3 into 3
* [misc]taylor:  Taking taylor expansion of (log (hypot (/ -1 c) (/ -1 d))) in a
* [misc]taylor:  Taking taylor expansion of (hypot (/ -1 c) (/ -1 d)) in a
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (log (hypot (/ -1 c) (/ -1 d))) into (log (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (* 3 (log (hypot (/ -1 c) (/ -1 d)))) into (* 3 (log (hypot (/ -1 c) (/ -1 d))))
* [misc]backup-simplify:  Simplify (exp (* 3 (log (hypot (/ -1 c) (/ -1 d))))) into (pow (hypot (/ -1 c) (/ -1 d)) 3)
* [misc]backup-simplify:  Simplify (* d d) into (sqr d)
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (* 0 (pow (hypot (/ -1 c) (/ -1 d)) 3)) into 0
* [misc]backup-simplify:  Simplify (* (sqr d) 0) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow (hypot (/ -1 c) (/ -1 d)) 1)))) 1) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (* 0 (log (hypot (/ -1 c) (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 3 (log (hypot (/ -1 c) (/ -1 d))))) (+ (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 0 (pow (hypot (/ -1 c) (/ -1 d)) 3))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 d)) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr d) 0) (* 0 0)) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* -1 (/ (* (pow (* 1 0) 2)) (pow (hypot (/ -1 c) (/ -1 d)) 2))) (* 1 (/ (* 1 (pow (* 2 0) 1)) (pow (hypot (/ -1 c) (/ -1 d)) 1)))) 2) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (+ (* 0 0) (* 0 (log (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 3 (log (hypot (/ -1 c) (/ -1 d))))) (+ (* (/ (pow 0 2) 2)) (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 0 0) (* 1 (pow (hypot (/ -1 c) (/ -1 d)) 3)))) into (pow (hypot (/ -1 c) (/ -1 d)) 3)
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (* 0 d))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr d) (pow (hypot (/ -1 c) (/ -1 d)) 3)) (+ (* 0 0) (* 0 0))) into (* (sqr d) (pow (hypot (/ -1 c) (/ -1 d)) 3))
* [misc]backup-simplify:  Simplify (/ 1 (* (sqr d) (pow (hypot (/ -1 c) (/ -1 d)) 3))) into (/ 1 (* (sqr d) (pow (hypot (/ -1 c) (/ -1 d)) 3)))
* [misc]backup-simplify:  Simplify (* +nan.0 (/ 1 (* (sqr d) (pow (hypot (/ -1 c) (/ -1 d)) 3)))) into (/ +nan.0 (* (sqr d) (pow (hypot (/ -1 c) (/ -1 d)) 3)))
* [misc]backup-simplify:  Simplify (- (/ +nan.0 (* (sqr d) (pow (hypot (/ -1 c) (/ -1 d)) 3)))) into (- (* +nan.0 (/ 1 (* (sqr d) (pow (hypot (/ -1 c) (/ -1 d)) 3)))))
* [misc]taylor:  Taking taylor expansion of (- (* +nan.0 (/ 1 (* (sqr d) (pow (hypot (/ -1 c) (/ -1 d)) 3))))) in d
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (/ 1 (* (sqr d) (pow (hypot (/ -1 c) (/ -1 d)) 3)))) in d
* [misc]taylor:  Taking taylor expansion of +nan.0 in d
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (sqr d) (pow (hypot (/ -1 c) (/ -1 d)) 3))) in d
* [misc]taylor:  Taking taylor expansion of (* (sqr d) (pow (hypot (/ -1 c) (/ -1 d)) 3)) in d
* [misc]taylor:  Taking taylor expansion of (sqr d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (pow (hypot (/ -1 c) (/ -1 d)) 3) in d
* [misc]taylor:  Taking taylor expansion of (exp (* 3 (log (hypot (/ -1 c) (/ -1 d))))) in d
* [misc]taylor:  Taking taylor expansion of (* 3 (log (hypot (/ -1 c) (/ -1 d)))) in d
* [misc]taylor:  Taking taylor expansion of 3 in d
* [misc]backup-simplify:  Simplify 3 into 3
* [misc]taylor:  Taking taylor expansion of (log (hypot (/ -1 c) (/ -1 d))) in d
* [misc]taylor:  Taking taylor expansion of (hypot (/ -1 c) (/ -1 d)) in d
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (log (hypot (/ -1 c) (/ -1 d))) into (log (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (* 3 (log (hypot (/ -1 c) (/ -1 d)))) into (* 3 (log (hypot (/ -1 c) (/ -1 d))))
* [misc]backup-simplify:  Simplify (exp (* 3 (log (hypot (/ -1 c) (/ -1 d))))) into (pow (hypot (/ -1 c) (/ -1 d)) 3)
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (* 0 (pow (hypot (/ -1 c) (/ -1 d)) 3)) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow (hypot (/ -1 c) (/ -1 d)) 1)))) 1) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (* 0 (log (hypot (/ -1 c) (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 3 (log (hypot (/ -1 c) (/ -1 d))))) (+ (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 0 (pow (hypot (/ -1 c) (/ -1 d)) 3))) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* -1 (/ (* (pow (* 1 0) 2)) (pow (hypot (/ -1 c) (/ -1 d)) 2))) (* 1 (/ (* 1 (pow (* 2 0) 1)) (pow (hypot (/ -1 c) (/ -1 d)) 1)))) 2) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (+ (* 0 0) (* 0 (log (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 3 (log (hypot (/ -1 c) (/ -1 d))))) (+ (* (/ (pow 0 2) 2)) (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 0 0) (* 1 (pow (hypot (/ -1 c) (/ -1 d)) 3)))) into (pow (hypot (/ -1 c) (/ -1 d)) 3)
* [misc]backup-simplify:  Simplify (/ 1 (pow (hypot (/ -1 c) (/ -1 d)) 3)) into (/ 1 (pow (hypot (/ -1 c) (/ -1 d)) 3))
* [misc]backup-simplify:  Simplify (* +nan.0 (/ 1 (pow (hypot (/ -1 c) (/ -1 d)) 3))) into (/ +nan.0 (pow (hypot (/ -1 c) (/ -1 d)) 3))
* [misc]backup-simplify:  Simplify (- (/ +nan.0 (pow (hypot (/ -1 c) (/ -1 d)) 3))) into (- (* +nan.0 (/ 1 (pow (hypot (/ -1 c) (/ -1 d)) 3))))
* [misc]backup-simplify:  Simplify (- (* +nan.0 (/ 1 (pow (hypot (/ -1 c) (/ -1 d)) 3)))) into (- (* +nan.0 (/ 1 (pow (hypot (/ -1 c) (/ -1 d)) 3))))
* [misc]backup-simplify:  Simplify (/ (+ (* -6 (/ (* (pow (* 1 0) 4)) (pow (hypot (/ -1 c) (/ -1 d)) 4))) (* 12 (/ (* (pow (* 1 0) 2) (pow (* 2 0) 1)) (pow (hypot (/ -1 c) (/ -1 d)) 3))) (* -3 (/ (* 1 (pow (* 2 0) 2)) (pow (hypot (/ -1 c) (/ -1 d)) 2))) (* -4 (/ (* (pow (* 1 0) 1) 1 (pow (* 6 0) 1)) (pow (hypot (/ -1 c) (/ -1 d)) 2))) (* 1 (/ (* 1 1 1 (pow (* 24 0) 1)) (pow (hypot (/ -1 c) (/ -1 d)) 1)))) 24) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (log (hypot (/ -1 c) (/ -1 d)))))))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 3 (log (hypot (/ -1 c) (/ -1 d))))) (+ (* (/ (pow 0 4) 24)) (* (/ (pow 0 2) 2) (/ (pow 0 1) 1)) (* (/ (pow 0 1) 1) (/ (pow 0 1) 1)) (* (/ (pow 0 2) 2)) (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* a 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (pow (hypot (/ -1 c) (/ -1 d)) 3)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (* a (pow (hypot (/ -1 c) (/ -1 d)) 3))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 3)))))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 3)))) (/ 0 (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 3))))) (* 0 (/ 0 (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 3))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* +nan.0 0) (+ (* 0 0) (* 0 (/ 1 (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 3))))))) into 0
* [misc]backup-simplify:  Simplify (* +nan.0 (/ 1 (* (sqr d) (* (sqr a) (sqr (hypot (/ -1 c) (/ -1 d))))))) into (/ +nan.0 (* (sqr d) (* (sqr a) (sqr (hypot (/ -1 c) (/ -1 d))))))
* [misc]backup-simplify:  Simplify (/ (+ (* -6 (/ (* (pow (* 1 0) 4)) (pow (hypot (/ -1 c) (/ -1 d)) 4))) (* 12 (/ (* (pow (* 1 0) 2) (pow (* 2 0) 1)) (pow (hypot (/ -1 c) (/ -1 d)) 3))) (* -3 (/ (* 1 (pow (* 2 0) 2)) (pow (hypot (/ -1 c) (/ -1 d)) 2))) (* -4 (/ (* (pow (* 1 0) 1) 1 (pow (* 6 0) 1)) (pow (hypot (/ -1 c) (/ -1 d)) 2))) (* 1 (/ (* 1 1 1 (pow (* 24 0) 1)) (pow (hypot (/ -1 c) (/ -1 d)) 1)))) 24) into 0
* [misc]backup-simplify:  Simplify (+ (* 4 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (log (hypot (/ -1 c) (/ -1 d)))))))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 4 (log (hypot (/ -1 c) (/ -1 d))))) (+ (* (/ (pow 0 4) 24)) (* (/ (pow 0 2) 2) (/ (pow 0 1) 1)) (* (/ (pow 0 1) 1) (/ (pow 0 1) 1)) (* (/ (pow 0 2) 2)) (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (pow (hypot (/ -1 c) (/ -1 d)) 4)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (pow (hypot (/ -1 c) (/ -1 d)) 4)) (/ 0 (pow (hypot (/ -1 c) (/ -1 d)) 4))) (* 0 (/ 0 (pow (hypot (/ -1 c) (/ -1 d)) 4))) (* 0 (/ 0 (pow (hypot (/ -1 c) (/ -1 d)) 4))) (* 0 (/ 0 (pow (hypot (/ -1 c) (/ -1 d)) 4))))) into 0
* [misc]backup-simplify:  Simplify (+ (* +nan.0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 (pow (hypot (/ -1 c) (/ -1 d)) 4))))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ (/ +nan.0 (* (sqr d) (* (sqr a) (sqr (hypot (/ -1 c) (/ -1 d)))))) 0) into (- (* +nan.0 (/ 1 (* (sqr d) (* (sqr a) (sqr (hypot (/ -1 c) (/ -1 d))))))))
* [misc]backup-simplify:  Simplify (- (- (* +nan.0 (/ 1 (* (sqr d) (* (sqr a) (sqr (hypot (/ -1 c) (/ -1 d))))))))) into (- (* +nan.0 (/ 1 (* (sqr d) (* (sqr a) (sqr (hypot (/ -1 c) (/ -1 d))))))))
* [misc]backup-simplify:  Simplify (+ 0 (- (* +nan.0 (/ 1 (* (sqr d) (* (sqr a) (sqr (hypot (/ -1 c) (/ -1 d))))))))) into (- (* +nan.0 (/ 1 (* (sqr d) (* (sqr a) (sqr (hypot (/ -1 c) (/ -1 d))))))))
* [misc]backup-simplify:  Simplify (- (- (* +nan.0 (/ 1 (* (sqr d) (* (sqr a) (sqr (hypot (/ -1 c) (/ -1 d))))))))) into (- (* +nan.0 (/ 1 (* (sqr d) (* (sqr a) (sqr (hypot (/ -1 c) (/ -1 d))))))))
* [misc]taylor:  Taking taylor expansion of (- (* +nan.0 (/ 1 (* (sqr d) (* (sqr a) (sqr (hypot (/ -1 c) (/ -1 d)))))))) in a
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (/ 1 (* (sqr d) (* (sqr a) (sqr (hypot (/ -1 c) (/ -1 d))))))) in a
* [misc]taylor:  Taking taylor expansion of +nan.0 in a
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (sqr d) (* (sqr a) (sqr (hypot (/ -1 c) (/ -1 d)))))) in a
* [misc]taylor:  Taking taylor expansion of (* (sqr d) (* (sqr a) (sqr (hypot (/ -1 c) (/ -1 d))))) in a
* [misc]taylor:  Taking taylor expansion of (sqr d) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (* (sqr a) (sqr (hypot (/ -1 c) (/ -1 d)))) in a
* [misc]taylor:  Taking taylor expansion of (sqr a) in a
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ -1 c) (/ -1 d))) in a
* [misc]taylor:  Taking taylor expansion of (hypot (/ -1 c) (/ -1 d)) in a
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* d d) into (sqr d)
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (* (hypot (/ -1 c) (/ -1 d)) (hypot (/ -1 c) (/ -1 d))) into (sqr (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (* 0 (sqr (hypot (/ -1 c) (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (* (sqr d) 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (* 0 (hypot (/ -1 c) (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 0 (sqr (hypot (/ -1 c) (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 d)) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr d) 0) (* 0 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 0 0) (* 1 (sqr (hypot (/ -1 c) (/ -1 d)))))) into (sqr (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (* 0 d))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr d) (sqr (hypot (/ -1 c) (/ -1 d)))) (+ (* 0 0) (* 0 0))) into (* (sqr d) (sqr (hypot (/ -1 c) (/ -1 d))))
* [misc]backup-simplify:  Simplify (/ 1 (* (sqr d) (sqr (hypot (/ -1 c) (/ -1 d))))) into (/ 1 (* (sqr d) (sqr (hypot (/ -1 c) (/ -1 d)))))
* [misc]backup-simplify:  Simplify (* +nan.0 (/ 1 (* (sqr d) (sqr (hypot (/ -1 c) (/ -1 d)))))) into (/ +nan.0 (* (sqr d) (sqr (hypot (/ -1 c) (/ -1 d)))))
* [misc]backup-simplify:  Simplify (- (/ +nan.0 (* (sqr d) (sqr (hypot (/ -1 c) (/ -1 d)))))) into (- (* +nan.0 (/ 1 (* (sqr d) (sqr (hypot (/ -1 c) (/ -1 d)))))))
* [misc]taylor:  Taking taylor expansion of (- (* +nan.0 (/ 1 (* (sqr d) (sqr (hypot (/ -1 c) (/ -1 d))))))) in d
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (/ 1 (* (sqr d) (sqr (hypot (/ -1 c) (/ -1 d)))))) in d
* [misc]taylor:  Taking taylor expansion of +nan.0 in d
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (sqr d) (sqr (hypot (/ -1 c) (/ -1 d))))) in d
* [misc]taylor:  Taking taylor expansion of (* (sqr d) (sqr (hypot (/ -1 c) (/ -1 d)))) in d
* [misc]taylor:  Taking taylor expansion of (sqr d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ -1 c) (/ -1 d))) in d
* [misc]taylor:  Taking taylor expansion of (hypot (/ -1 c) (/ -1 d)) in d
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (* (hypot (/ -1 c) (/ -1 d)) (hypot (/ -1 c) (/ -1 d))) into (sqr (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (* 0 (sqr (hypot (/ -1 c) (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (* 0 (hypot (/ -1 c) (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 0 (sqr (hypot (/ -1 c) (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 0 0) (* 1 (sqr (hypot (/ -1 c) (/ -1 d)))))) into (sqr (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) into (/ 1 (sqr (hypot (/ -1 c) (/ -1 d))))
* [misc]backup-simplify:  Simplify (* +nan.0 (/ 1 (sqr (hypot (/ -1 c) (/ -1 d))))) into (/ +nan.0 (sqr (hypot (/ -1 c) (/ -1 d))))
* [misc]backup-simplify:  Simplify (- (/ +nan.0 (sqr (hypot (/ -1 c) (/ -1 d))))) into (- (* +nan.0 (/ 1 (sqr (hypot (/ -1 c) (/ -1 d))))))
* [misc]backup-simplify:  Simplify (- (* +nan.0 (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))))) into (- (* +nan.0 (/ 1 (sqr (hypot (/ -1 c) (/ -1 d))))))
* [misc]backup-simplify:  Simplify (+ (* (- (* +nan.0 (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))))) (sqr (* (/ 1 (/ 1 (- d))) (* (/ 1 (/ 1 (- a))) (* 1 (/ 1 (- b))))))) (+ (* (- (* +nan.0 (/ 1 (pow (hypot (/ -1 c) (/ -1 d)) 3)))) (* (/ 1 (sqr (/ 1 (- d)))) (* (/ 1 (sqr (/ 1 (- a)))) (* (/ 1 (/ 1 (- c))) (pow (/ 1 (- b)) 3))))) (* (- (* +nan.0 (/ 1 (pow (hypot (/ -1 c) (/ -1 d)) 4)))) (sqr (* (/ 1 (/ 1 (- d))) (* (/ 1 (/ 1 (- a))) (* (/ 1 (/ 1 (- c))) (sqr (/ 1 (- b)))))))))) into (- (+ (* +nan.0 (/ (* c (* (sqr d) (sqr a))) (* (pow b 3) (pow (hypot (/ -1 c) (/ -1 d)) 3)))) (- (+ (* +nan.0 (/ (* (sqr d) (sqr a)) (* (sqr b) (sqr (hypot (/ -1 c) (/ -1 d)))))) (- (* +nan.0 (/ (* (sqr c) (* (sqr d) (sqr a))) (* (pow b 4) (pow (hypot (/ -1 c) (/ -1 d)) 4)))))))))
* [misc]approximate:  Taking taylor expansion of (/ (- (* b c) (* a d)) (hypot c d)) in (b c a d) around 0
* [misc]taylor:  Taking taylor expansion of (/ (- (* b c) (* a d)) (hypot c d)) in d
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in d
* [misc]taylor:  Taking taylor expansion of (* b c) in d
* [misc]taylor:  Taking taylor expansion of b in d
* [misc]backup-simplify:  Simplify b into b
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (* a d) in d
* [misc]taylor:  Taking taylor expansion of a in d
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (hypot c d) in d
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* b c) into (* b c)
* [misc]backup-simplify:  Simplify (* a 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ (* b c) 0) into (* b c)
* [misc]backup-simplify:  Simplify (/ (* b c) (hypot c d)) into (/ (* b c) (hypot c d))
* [misc]taylor:  Taking taylor expansion of (/ (- (* b c) (* a d)) (hypot c d)) in a
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in a
* [misc]taylor:  Taking taylor expansion of (* b c) in a
* [misc]taylor:  Taking taylor expansion of b in a
* [misc]backup-simplify:  Simplify b into b
* [misc]taylor:  Taking taylor expansion of c in a
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (* a d) in a
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (hypot c d) in a
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* b c) into (* b c)
* [misc]backup-simplify:  Simplify (* 0 d) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ (* b c) 0) into (* b c)
* [misc]backup-simplify:  Simplify (/ (* b c) (hypot c d)) into (/ (* b c) (hypot c d))
* [misc]taylor:  Taking taylor expansion of (/ (- (* b c) (* a d)) (hypot c d)) in c
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in c
* [misc]taylor:  Taking taylor expansion of (* b c) in c
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (* a d) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (hypot c d) in c
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* b 0) into 0
* [misc]backup-simplify:  Simplify (* a d) into (* d a)
* [misc]backup-simplify:  Simplify (- (* d a)) into (- (* d a))
* [misc]backup-simplify:  Simplify (+ 0 (- (* d a))) into (- (* d a))
* [misc]backup-simplify:  Simplify (/ (- (* d a)) (hypot c d)) into (* -1 (/ (* d a) (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (/ (- (* b c) (* a d)) (hypot c d)) in b
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in b
* [misc]taylor:  Taking taylor expansion of (* b c) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (* a d) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (hypot c d) in b
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* 0 c) into 0
* [misc]backup-simplify:  Simplify (* a d) into (* d a)
* [misc]backup-simplify:  Simplify (- (* d a)) into (- (* d a))
* [misc]backup-simplify:  Simplify (+ 0 (- (* d a))) into (- (* d a))
* [misc]backup-simplify:  Simplify (/ (- (* d a)) (hypot c d)) into (* -1 (/ (* d a) (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (/ (- (* b c) (* a d)) (hypot c d)) in b
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in b
* [misc]taylor:  Taking taylor expansion of (* b c) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (* a d) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (hypot c d) in b
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* 0 c) into 0
* [misc]backup-simplify:  Simplify (* a d) into (* d a)
* [misc]backup-simplify:  Simplify (- (* d a)) into (- (* d a))
* [misc]backup-simplify:  Simplify (+ 0 (- (* d a))) into (- (* d a))
* [misc]backup-simplify:  Simplify (/ (- (* d a)) (hypot c d)) into (* -1 (/ (* d a) (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (* -1 (/ (* d a) (hypot c d))) in c
* [misc]taylor:  Taking taylor expansion of -1 in c
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]taylor:  Taking taylor expansion of (/ (* d a) (hypot c d)) in c
* [misc]taylor:  Taking taylor expansion of (* d a) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of (hypot c d) in c
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* d a) into (* d a)
* [misc]backup-simplify:  Simplify (/ (* d a) (hypot c d)) into (/ (* d a) (hypot c d))
* [misc]backup-simplify:  Simplify (* -1 (/ (* d a) (hypot c d))) into (* -1 (/ (* d a) (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (* -1 (/ (* d a) (hypot c d))) in a
* [misc]taylor:  Taking taylor expansion of -1 in a
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]taylor:  Taking taylor expansion of (/ (* d a) (hypot c d)) in a
* [misc]taylor:  Taking taylor expansion of (* d a) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (hypot c d) in a
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* d 0) into 0
* [misc]backup-simplify:  Simplify (+ (* d 1) (* 0 0)) into d
* [misc]backup-simplify:  Simplify (/ d (hypot c d)) into (/ d (hypot c d))
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 c)) into c
* [misc]backup-simplify:  Simplify (+ (* a 0) (* 0 d)) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ c 0) into c
* [misc]backup-simplify:  Simplify (- (/ c (hypot c d)) (+ (* (* -1 (/ (* d a) (hypot c d))) (/ 0 (hypot c d))))) into (/ c (hypot c d))
* [misc]taylor:  Taking taylor expansion of (/ c (hypot c d)) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (hypot c d) in c
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (/ 1 (hypot c d)) into (/ 1 (hypot c d))
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 a)) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot c d)) (+ (* (/ (* d a) (hypot c d)) (/ 0 (hypot c d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (* 0 (/ (* d a) (hypot c d)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (* -1 (/ d (hypot c d))) into (* -1 (/ d (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (* -1 (/ d (hypot c d))) in d
* [misc]taylor:  Taking taylor expansion of -1 in d
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]taylor:  Taking taylor expansion of (/ d (hypot c d)) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (hypot c d) in d
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (/ 1 (hypot c d)) into (/ 1 (hypot c d))
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 c))) into 0
* [misc]backup-simplify:  Simplify (+ (* a 0) (+ (* 0 0) (* 0 d))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot c d)) (+ (* (* -1 (/ (* d a) (hypot c d))) (/ 0 (hypot c d))) (* (/ c (hypot c d)) (/ 0 (hypot c d))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of (/ 1 (hypot c d)) in a
* [misc]taylor:  Taking taylor expansion of (hypot c d) in a
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (/ 1 (hypot c d)) into (/ 1 (hypot c d))
* [misc]taylor:  Taking taylor expansion of (/ 1 (hypot c d)) in d
* [misc]taylor:  Taking taylor expansion of (hypot c d) in d
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (/ 1 (hypot c d)) into (/ 1 (hypot c d))
* [misc]backup-simplify:  Simplify (/ 1 (hypot c d)) into (/ 1 (hypot c d))
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (* 0 a))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot c d)) (+ (* (/ (* d a) (hypot c d)) (/ 0 (hypot c d))) (* 0 (/ 0 (hypot c d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (* 0 (/ (* d a) (hypot c d))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot c d)) (+ (* (/ d (hypot c d)) (/ 0 (hypot c d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (* 0 (/ d (hypot c d)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (* -1 (/ 1 (hypot c d))) into (/ -1 (hypot c d))
* [misc]backup-simplify:  Simplify (/ -1 (hypot c d)) into (/ -1 (hypot c d))
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 c)))) into 0
* [misc]backup-simplify:  Simplify (+ (* a 0) (+ (* 0 0) (+ (* 0 0) (* 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot c d)) (+ (* (* -1 (/ (* d a) (hypot c d))) (/ 0 (hypot c d))) (* (/ c (hypot c d)) (/ 0 (hypot c d))) (* 0 (/ 0 (hypot c d))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot c d)) (+ (* (/ 1 (hypot c d)) (/ 0 (hypot c d))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (+ (* 0 0) (* 0 a)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot c d)) (+ (* (/ (* d a) (hypot c d)) (/ 0 (hypot c d))) (* 0 (/ 0 (hypot c d))) (* 0 (/ 0 (hypot c d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ (* d a) (hypot c d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot c d)) (/ 0 (hypot c d))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 (hypot c d)) (* d (* a (* 1 1)))) (* (/ 1 (hypot c d)) (* 1 (* 1 (* c b))))) into (- (/ (* b c) (hypot c d)) (/ (* d a) (hypot c d)))
* [misc]approximate:  Taking taylor expansion of (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))) in (b c a d) around 0
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))) in d
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in d
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in d
* [misc]taylor:  Taking taylor expansion of b in d
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (/ 1 b) into (/ 1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in d
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in d
* [misc]taylor:  Taking taylor expansion of a in d
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (/ 1 a) into (/ 1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in d
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (* (/ 1 a) 1) into (/ 1 a)
* [misc]backup-simplify:  Simplify (- (/ 1 a)) into (- (/ 1 a))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 a))) into (- (/ 1 a))
* [misc]backup-simplify:  Simplify (/ (- (/ 1 a)) (hypot (/ 1 c) (/ 1 d))) into (/ -1 (* (hypot (/ 1 c) (/ 1 d)) a))
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))) in a
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in a
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in a
* [misc]taylor:  Taking taylor expansion of b in a
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (/ 1 b) into (/ 1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in a
* [misc]taylor:  Taking taylor expansion of c in a
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in a
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in a
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (* 1 (/ 1 d)) into (/ 1 d)
* [misc]backup-simplify:  Simplify (- (/ 1 d)) into (- (/ 1 d))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 d))) into (- (/ 1 d))
* [misc]backup-simplify:  Simplify (/ (- (/ 1 d)) (hypot (/ 1 c) (/ 1 d))) into (/ -1 (* (hypot (/ 1 c) (/ 1 d)) d))
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))) in c
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in c
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in c
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (/ 1 b) into (/ 1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (/ 1 a) into (/ 1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in c
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (* (/ 1 b) 1) into (/ 1 b)
* [misc]backup-simplify:  Simplify (+ (/ 1 b) 0) into (/ 1 b)
* [misc]backup-simplify:  Simplify (/ (/ 1 b) (hypot (/ 1 c) (/ 1 d))) into (/ 1 (* (hypot (/ 1 c) (/ 1 d)) b))
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))) in b
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (/ 1 a) into (/ 1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in b
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (* 1 (/ 1 c)) into (/ 1 c)
* [misc]backup-simplify:  Simplify (+ (/ 1 c) 0) into (/ 1 c)
* [misc]backup-simplify:  Simplify (/ (/ 1 c) (hypot (/ 1 c) (/ 1 d))) into (/ 1 (* (hypot (/ 1 c) (/ 1 d)) c))
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))) in b
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (/ 1 a) into (/ 1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in b
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (* 1 (/ 1 c)) into (/ 1 c)
* [misc]backup-simplify:  Simplify (+ (/ 1 c) 0) into (/ 1 c)
* [misc]backup-simplify:  Simplify (/ (/ 1 c) (hypot (/ 1 c) (/ 1 d))) into (/ 1 (* (hypot (/ 1 c) (/ 1 d)) c))
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (hypot (/ 1 c) (/ 1 d)) c)) in c
* [misc]taylor:  Taking taylor expansion of (* (hypot (/ 1 c) (/ 1 d)) c) in c
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in c
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* (hypot (/ 1 c) (/ 1 d)) 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 1) (* 0 0)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (/ 1 (hypot (/ 1 c) (/ 1 d))) into (/ 1 (hypot (/ 1 c) (/ 1 d)))
* [misc]taylor:  Taking taylor expansion of (/ 1 (hypot (/ 1 c) (/ 1 d))) in a
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in a
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (/ 1 (hypot (/ 1 c) (/ 1 d))) into (/ 1 (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 c) (/ 0 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 (/ 1 c))) into 0
* [misc]backup-simplify:  Simplify (* (/ 1 a) (/ 1 d)) into (/ 1 (* d a))
* [misc]backup-simplify:  Simplify (- (/ 1 (* d a))) into (- (/ 1 (* d a)))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 (* d a)))) into (- (/ 1 (* d a)))
* [misc]backup-simplify:  Simplify (- (/ (- (/ 1 (* d a))) (hypot (/ 1 c) (/ 1 d))) (+ (* (/ 1 (* (hypot (/ 1 c) (/ 1 d)) c)) (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into (- (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a))))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a)))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a))) in c
* [misc]taylor:  Taking taylor expansion of (* (hypot (/ 1 c) (/ 1 d)) (* d a)) in c
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in c
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]taylor:  Taking taylor expansion of (* d a) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (* d a) into (* d a)
* [misc]backup-simplify:  Simplify (* (hypot (/ 1 c) (/ 1 d)) (* d a)) into (* (hypot (/ 1 c) (/ 1 d)) (* d a))
* [misc]backup-simplify:  Simplify (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a))) into (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a)))
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ 1 c) (/ 1 d))) (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of (/ 1 (hypot (/ 1 c) (/ 1 d))) in d
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in d
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (/ 1 (hypot (/ 1 c) (/ 1 d))) into (/ 1 (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 c) (/ 0 c)) (* 0 (/ 0 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 (/ 1 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 a) (/ 0 a)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 a) 0) (* 0 (/ 1 d))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot (/ 1 c) (/ 1 d))) (+ (* (/ 1 (* (hypot (/ 1 c) (/ 1 d)) c)) (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* (- (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a)))) (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a)))) into (- (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a))))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a)))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a))) in a
* [misc]taylor:  Taking taylor expansion of (* (hypot (/ 1 c) (/ 1 d)) (* d a)) in a
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in a
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]taylor:  Taking taylor expansion of (* d a) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* d 0) into 0
* [misc]backup-simplify:  Simplify (* (hypot (/ 1 c) (/ 1 d)) 0) into 0
* [misc]backup-simplify:  Simplify (+ (* d 1) (* 0 0)) into d
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) d) (* 0 0)) into (* (hypot (/ 1 c) (/ 1 d)) d)
* [misc]backup-simplify:  Simplify (/ 1 (* (hypot (/ 1 c) (/ 1 d)) d)) into (/ 1 (* (hypot (/ 1 c) (/ 1 d)) d))
* [misc]backup-simplify:  Simplify (- (/ 1 (* (hypot (/ 1 c) (/ 1 d)) d))) into (- (/ 1 (* (hypot (/ 1 c) (/ 1 d)) d)))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* (hypot (/ 1 c) (/ 1 d)) d))) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (hypot (/ 1 c) (/ 1 d)) d)) in d
* [misc]taylor:  Taking taylor expansion of (* (hypot (/ 1 c) (/ 1 d)) d) in d
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in d
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* (hypot (/ 1 c) (/ 1 d)) 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 1) (* 0 0)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (/ 1 (hypot (/ 1 c) (/ 1 d))) into (/ 1 (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (- (/ 1 (hypot (/ 1 c) (/ 1 d)))) into (- (/ 1 (hypot (/ 1 c) (/ 1 d))))
* [misc]backup-simplify:  Simplify (- (/ 1 (hypot (/ 1 c) (/ 1 d)))) into (- (/ 1 (hypot (/ 1 c) (/ 1 d))))
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ 1 c) (/ 1 d))) (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* 0 (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ 1 c) (/ 1 d))) (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ 1 (hypot (/ 1 c) (/ 1 d))) into (/ 1 (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 c) (/ 0 c)) (* 0 (/ 0 c)) (* 0 (/ 0 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 c))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)) (* 0 (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 a) (/ 0 a)) (* 0 (/ 0 a)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 a) 0) (+ (* 0 0) (* 0 (/ 1 d)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot (/ 1 c) (/ 1 d))) (+ (* (/ 1 (* (hypot (/ 1 c) (/ 1 d)) c)) (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* (- (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a)))) (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* 0 (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 a)) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (* 0 (* d a))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a))) (/ 0 (* (hypot (/ 1 c) (/ 1 d)) (* d a)))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ 1 c) (/ 1 d))) (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* 0 (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* 0 (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 d) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* (hypot (/ 1 c) (/ 1 d)) d)) (/ 0 (* (hypot (/ 1 c) (/ 1 d)) d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ 1 c) (/ 1 d))) (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* 0 (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ 1 c) (/ 1 d))) (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ 1 c) (/ 1 d))) (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 c) (/ 0 c)) (* 0 (/ 0 c)) (* 0 (/ 0 c)) (* 0 (/ 0 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 c)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)) (* 0 (/ 0 d)) (* 0 (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 a) (/ 0 a)) (* 0 (/ 0 a)) (* 0 (/ 0 a)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 a) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot (/ 1 c) (/ 1 d))) (+ (* (/ 1 (* (hypot (/ 1 c) (/ 1 d)) c)) (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* (- (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a)))) (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* 0 (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* 0 (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (* 0 a))) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (* 0 (* d a)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a))) (/ 0 (* (hypot (/ 1 c) (/ 1 d)) (* d a)))) (* 0 (/ 0 (* (hypot (/ 1 c) (/ 1 d)) (* d a)))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ 1 c) (/ 1 d))) (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* 0 (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* 0 (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* 0 (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (+ (* 0 d) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* (hypot (/ 1 c) (/ 1 d)) d)) (/ 0 (* (hypot (/ 1 c) (/ 1 d)) d))) (* 0 (/ 0 (* (hypot (/ 1 c) (/ 1 d)) d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ 1 c) (/ 1 d))) (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* 0 (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* 0 (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 (hypot (/ 1 c) (/ 1 d))) (* 1 (* 1 (* (/ 1 (/ 1 c)) (/ 1 (/ 1 b)))))) (* (- (/ 1 (hypot (/ 1 c) (/ 1 d)))) (* (/ 1 (/ 1 d)) (* (/ 1 (/ 1 a)) (* 1 1))))) into (- (/ (* b c) (hypot (/ 1 c) (/ 1 d))) (/ (* d a) (hypot (/ 1 c) (/ 1 d))))
* [misc]approximate:  Taking taylor expansion of (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))) in (b c a d) around 0
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))) in d
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in d
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in d
* [misc]taylor:  Taking taylor expansion of (- b) in d
* [misc]taylor:  Taking taylor expansion of b in d
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (/ 1 (- b)) into (/ -1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in d
* [misc]taylor:  Taking taylor expansion of (- c) in d
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in d
* [misc]taylor:  Taking taylor expansion of (- a) in d
* [misc]taylor:  Taking taylor expansion of a in d
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (/ 1 (- a)) into (/ -1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in d
* [misc]taylor:  Taking taylor expansion of (- d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in d
* [misc]backup-simplify:  Simplify (hypot (/ 1 (- c)) (/ 1 (- d))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* (/ -1 a) -1) into (/ 1 a)
* [misc]backup-simplify:  Simplify (- (/ 1 a)) into (- (/ 1 a))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 a))) into (- (/ 1 a))
* [misc]backup-simplify:  Simplify (/ (- (/ 1 a)) (hypot (/ -1 c) (/ -1 d))) into (/ -1 (* a (hypot (/ -1 c) (/ -1 d))))
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))) in a
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in a
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in a
* [misc]taylor:  Taking taylor expansion of (- b) in a
* [misc]taylor:  Taking taylor expansion of b in a
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (/ 1 (- b)) into (/ -1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in a
* [misc]taylor:  Taking taylor expansion of (- c) in a
* [misc]taylor:  Taking taylor expansion of c in a
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in a
* [misc]taylor:  Taking taylor expansion of (- a) in a
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in a
* [misc]taylor:  Taking taylor expansion of (- d) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in a
* [misc]backup-simplify:  Simplify (hypot (/ 1 (- c)) (/ 1 (- d))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* -1 (/ -1 d)) into (/ 1 d)
* [misc]backup-simplify:  Simplify (- (/ 1 d)) into (- (/ 1 d))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 d))) into (- (/ 1 d))
* [misc]backup-simplify:  Simplify (/ (- (/ 1 d)) (hypot (/ -1 c) (/ -1 d))) into (/ -1 (* d (hypot (/ -1 c) (/ -1 d))))
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))) in c
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in c
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in c
* [misc]taylor:  Taking taylor expansion of (- b) in c
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (/ 1 (- b)) into (/ -1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in c
* [misc]taylor:  Taking taylor expansion of (- c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in c
* [misc]taylor:  Taking taylor expansion of (- a) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (/ 1 (- a)) into (/ -1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in c
* [misc]taylor:  Taking taylor expansion of (- d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in c
* [misc]backup-simplify:  Simplify (hypot (/ 1 (- c)) (/ 1 (- d))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* (/ -1 b) -1) into (/ 1 b)
* [misc]backup-simplify:  Simplify (+ (/ 1 b) 0) into (/ 1 b)
* [misc]backup-simplify:  Simplify (/ (/ 1 b) (hypot (/ -1 c) (/ -1 d))) into (/ 1 (* b (hypot (/ -1 c) (/ -1 d))))
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))) in b
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in b
* [misc]taylor:  Taking taylor expansion of (- b) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in b
* [misc]taylor:  Taking taylor expansion of (- c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in b
* [misc]taylor:  Taking taylor expansion of (- a) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (/ 1 (- a)) into (/ -1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in b
* [misc]taylor:  Taking taylor expansion of (- d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in b
* [misc]backup-simplify:  Simplify (hypot (/ 1 (- c)) (/ 1 (- d))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* -1 (/ -1 c)) into (/ 1 c)
* [misc]backup-simplify:  Simplify (+ (/ 1 c) 0) into (/ 1 c)
* [misc]backup-simplify:  Simplify (/ (/ 1 c) (hypot (/ -1 c) (/ -1 d))) into (/ 1 (* c (hypot (/ -1 c) (/ -1 d))))
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))) in b
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in b
* [misc]taylor:  Taking taylor expansion of (- b) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in b
* [misc]taylor:  Taking taylor expansion of (- c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in b
* [misc]taylor:  Taking taylor expansion of (- a) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (/ 1 (- a)) into (/ -1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in b
* [misc]taylor:  Taking taylor expansion of (- d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in b
* [misc]backup-simplify:  Simplify (hypot (/ 1 (- c)) (/ 1 (- d))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* -1 (/ -1 c)) into (/ 1 c)
* [misc]backup-simplify:  Simplify (+ (/ 1 c) 0) into (/ 1 c)
* [misc]backup-simplify:  Simplify (/ (/ 1 c) (hypot (/ -1 c) (/ -1 d))) into (/ 1 (* c (hypot (/ -1 c) (/ -1 d))))
* [misc]taylor:  Taking taylor expansion of (/ 1 (* c (hypot (/ -1 c) (/ -1 d)))) in c
* [misc]taylor:  Taking taylor expansion of (* c (hypot (/ -1 c) (/ -1 d))) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (hypot (/ -1 c) (/ -1 d)) in c
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* 0 (hypot (/ -1 c) (/ -1 d))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 (hypot (/ -1 c) (/ -1 d)))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (/ 1 (hypot (/ -1 c) (/ -1 d))) into (/ 1 (hypot (/ -1 c) (/ -1 d)))
* [misc]taylor:  Taking taylor expansion of (/ 1 (hypot (/ -1 c) (/ -1 d))) in a
* [misc]taylor:  Taking taylor expansion of (hypot (/ -1 c) (/ -1 d)) in a
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (/ 1 (hypot (/ -1 c) (/ -1 d))) into (/ 1 (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 c) (/ 0 (- c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (* 0 (/ -1 c))) into 0
* [misc]backup-simplify:  Simplify (* (/ -1 a) (/ -1 d)) into (/ 1 (* d a))
* [misc]backup-simplify:  Simplify (- (/ 1 (* d a))) into (- (/ 1 (* d a)))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 (* d a)))) into (- (/ 1 (* d a)))
* [misc]backup-simplify:  Simplify (- (/ (- (/ 1 (* d a))) (hypot (/ -1 c) (/ -1 d))) (+ (* (/ 1 (* c (hypot (/ -1 c) (/ -1 d)))) (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into (- (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d))))))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d)))))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d))))) in c
* [misc]taylor:  Taking taylor expansion of (* d (* a (hypot (/ -1 c) (/ -1 d)))) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (* a (hypot (/ -1 c) (/ -1 d))) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of (hypot (/ -1 c) (/ -1 d)) in c
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* a (hypot (/ -1 c) (/ -1 d))) into (* a (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (* d (* a (hypot (/ -1 c) (/ -1 d)))) into (* d (* a (hypot (/ -1 c) (/ -1 d))))
* [misc]backup-simplify:  Simplify (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d))))) into (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d)))))
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 (hypot (/ -1 c) (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ -1 c) (/ -1 d))) (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of (/ 1 (hypot (/ -1 c) (/ -1 d))) in d
* [misc]taylor:  Taking taylor expansion of (hypot (/ -1 c) (/ -1 d)) in d
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (/ 1 (hypot (/ -1 c) (/ -1 d))) into (/ 1 (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 c) (/ 0 (- c))) (* 0 (/ 0 (- c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (* 0 (/ -1 c)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d) (/ 0 (- d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 a) (/ 0 (- a))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 a) 0) (* 0 (/ -1 d))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot (/ -1 c) (/ -1 d))) (+ (* (/ 1 (* c (hypot (/ -1 c) (/ -1 d)))) (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* (- (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d)))))) (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d)))))) into (- (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d))))))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d)))))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d))))) in a
* [misc]taylor:  Taking taylor expansion of (* d (* a (hypot (/ -1 c) (/ -1 d)))) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (* a (hypot (/ -1 c) (/ -1 d))) in a
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (hypot (/ -1 c) (/ -1 d)) in a
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* 0 (hypot (/ -1 c) (/ -1 d))) into 0
* [misc]backup-simplify:  Simplify (* d 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 (hypot (/ -1 c) (/ -1 d)))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (+ (* d (hypot (/ -1 c) (/ -1 d))) (* 0 0)) into (* d (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (/ 1 (* d (hypot (/ -1 c) (/ -1 d)))) into (/ 1 (* d (hypot (/ -1 c) (/ -1 d))))
* [misc]backup-simplify:  Simplify (- (/ 1 (* d (hypot (/ -1 c) (/ -1 d))))) into (- (/ 1 (* d (hypot (/ -1 c) (/ -1 d)))))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* d (hypot (/ -1 c) (/ -1 d))))) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d (hypot (/ -1 c) (/ -1 d)))) in d
* [misc]taylor:  Taking taylor expansion of (* d (hypot (/ -1 c) (/ -1 d))) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (hypot (/ -1 c) (/ -1 d)) in d
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* 0 (hypot (/ -1 c) (/ -1 d))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 (hypot (/ -1 c) (/ -1 d)))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (/ 1 (hypot (/ -1 c) (/ -1 d))) into (/ 1 (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (- (/ 1 (hypot (/ -1 c) (/ -1 d)))) into (- (/ 1 (hypot (/ -1 c) (/ -1 d))))
* [misc]backup-simplify:  Simplify (- (/ 1 (hypot (/ -1 c) (/ -1 d)))) into (- (/ 1 (hypot (/ -1 c) (/ -1 d))))
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ -1 c) (/ -1 d))) (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* 0 (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ -1 c) (/ -1 d))) (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ 1 (hypot (/ -1 c) (/ -1 d))) into (/ 1 (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 c) (/ 0 (- c))) (* 0 (/ 0 (- c))) (* 0 (/ 0 (- c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ -1 c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d) (/ 0 (- d))) (* 0 (/ 0 (- d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 a) (/ 0 (- a))) (* 0 (/ 0 (- a))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 a) 0) (+ (* 0 0) (* 0 (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot (/ -1 c) (/ -1 d))) (+ (* (/ 1 (* c (hypot (/ -1 c) (/ -1 d)))) (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* (- (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d)))))) (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* 0 (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* a 0) (* 0 (hypot (/ -1 c) (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 (* a (hypot (/ -1 c) (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d))))) (/ 0 (* d (* a (hypot (/ -1 c) (/ -1 d)))))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ -1 c) (/ -1 d))) (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* 0 (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* 0 (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 (hypot (/ -1 c) (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 (hypot (/ -1 c) (/ -1 d))) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d (hypot (/ -1 c) (/ -1 d)))) (/ 0 (* d (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ -1 c) (/ -1 d))) (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* 0 (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 (hypot (/ -1 c) (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ -1 c) (/ -1 d))) (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ -1 c) (/ -1 d))) (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 c) (/ 0 (- c))) (* 0 (/ 0 (- c))) (* 0 (/ 0 (- c))) (* 0 (/ 0 (- c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ -1 c)))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d) (/ 0 (- d))) (* 0 (/ 0 (- d))) (* 0 (/ 0 (- d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 a) (/ 0 (- a))) (* 0 (/ 0 (- a))) (* 0 (/ 0 (- a))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 a) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot (/ -1 c) (/ -1 d))) (+ (* (/ 1 (* c (hypot (/ -1 c) (/ -1 d)))) (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* (- (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d)))))) (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* 0 (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* 0 (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* a 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (* 0 (* a (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d))))) (/ 0 (* d (* a (hypot (/ -1 c) (/ -1 d)))))) (* 0 (/ 0 (* d (* a (hypot (/ -1 c) (/ -1 d)))))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d)))))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ -1 c) (/ -1 d))) (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* 0 (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* 0 (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* 0 (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (+ (* 0 (hypot (/ -1 c) (/ -1 d))) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d (hypot (/ -1 c) (/ -1 d)))) (/ 0 (* d (hypot (/ -1 c) (/ -1 d))))) (* 0 (/ 0 (* d (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ -1 c) (/ -1 d))) (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* 0 (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* 0 (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 (hypot (/ -1 c) (/ -1 d))) (* 1 (* 1 (* (/ 1 (/ 1 (- c))) (/ 1 (/ 1 (- b))))))) (* (- (/ 1 (hypot (/ -1 c) (/ -1 d)))) (* (/ 1 (/ 1 (- d))) (* (/ 1 (/ 1 (- a))) (* 1 1))))) into (- (/ (* b c) (hypot (/ -1 c) (/ -1 d))) (/ (* d a) (hypot (/ -1 c) (/ -1 d))))
* [misc]approximate:  Taking taylor expansion of (/ (sqr (sqrt (/ (- (* b c) (* a d)) (hypot c d)))) (hypot c d)) in (b c a d) around 0
* [misc]taylor:  Taking taylor expansion of (/ (sqr (sqrt (/ (- (* b c) (* a d)) (hypot c d)))) (hypot c d)) in d
* [misc]taylor:  Taking taylor expansion of (sqr (sqrt (/ (- (* b c) (* a d)) (hypot c d)))) in d
* [misc]taylor:  Taking taylor expansion of (sqrt (/ (- (* b c) (* a d)) (hypot c d))) in d
* [misc]taylor:  Taking taylor expansion of (/ (- (* b c) (* a d)) (hypot c d)) in d
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in d
* [misc]taylor:  Taking taylor expansion of (* b c) in d
* [misc]taylor:  Taking taylor expansion of b in d
* [misc]backup-simplify:  Simplify b into b
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (* a d) in d
* [misc]taylor:  Taking taylor expansion of a in d
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (hypot c d) in d
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* b c) into (* b c)
* [misc]backup-simplify:  Simplify (* a 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ (* b c) 0) into (* b c)
* [misc]backup-simplify:  Simplify (/ (* b c) (hypot c d)) into (/ (* b c) (hypot c d))
* [misc]backup-simplify:  Simplify (sqrt (/ (* b c) (hypot c d))) into (sqrt (/ (* b c) (hypot c d)))
* [misc]backup-simplify:  Simplify (+ (* b 0) (* 0 c)) into 0
* [misc]backup-simplify:  Simplify (+ (* a 1) (* 0 0)) into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (+ 0 (- a)) into (- a)
* [misc]backup-simplify:  Simplify (- (/ (- a) (hypot c d)) (+ (* (/ (* b c) (hypot c d)) (/ 0 (hypot c d))))) into (- (/ a (hypot c d)))
* [misc]backup-simplify:  Simplify (/ (- (/ a (hypot c d))) (* 2 (sqrt (/ (* b c) (hypot c d))))) into (* -1/2 (* (sqrt (/ 1 (* (hypot c d) (* b c)))) a))
* [misc]taylor:  Taking taylor expansion of (hypot c d) in d
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* (sqrt (/ (* b c) (hypot c d))) (sqrt (/ (* b c) (hypot c d)))) into (/ (* b c) (hypot c d))
* [misc]backup-simplify:  Simplify (/ (/ (* b c) (hypot c d)) (hypot c d)) into (/ (* b c) (sqr (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (/ (sqr (sqrt (/ (- (* b c) (* a d)) (hypot c d)))) (hypot c d)) in a
* [misc]taylor:  Taking taylor expansion of (sqr (sqrt (/ (- (* b c) (* a d)) (hypot c d)))) in a
* [misc]taylor:  Taking taylor expansion of (sqrt (/ (- (* b c) (* a d)) (hypot c d))) in a
* [misc]taylor:  Taking taylor expansion of (/ (- (* b c) (* a d)) (hypot c d)) in a
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in a
* [misc]taylor:  Taking taylor expansion of (* b c) in a
* [misc]taylor:  Taking taylor expansion of b in a
* [misc]backup-simplify:  Simplify b into b
* [misc]taylor:  Taking taylor expansion of c in a
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (* a d) in a
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (hypot c d) in a
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* b c) into (* b c)
* [misc]backup-simplify:  Simplify (* 0 d) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ (* b c) 0) into (* b c)
* [misc]backup-simplify:  Simplify (/ (* b c) (hypot c d)) into (/ (* b c) (hypot c d))
* [misc]backup-simplify:  Simplify (sqrt (/ (* b c) (hypot c d))) into (sqrt (/ (* b c) (hypot c d)))
* [misc]backup-simplify:  Simplify (+ (* b 0) (* 0 c)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 d)) into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (+ 0 (- d)) into (- d)
* [misc]backup-simplify:  Simplify (- (/ (- d) (hypot c d)) (+ (* (/ (* b c) (hypot c d)) (/ 0 (hypot c d))))) into (- (/ d (hypot c d)))
* [misc]backup-simplify:  Simplify (/ (- (/ d (hypot c d))) (* 2 (sqrt (/ (* b c) (hypot c d))))) into (* -1/2 (* (sqrt (/ 1 (* (hypot c d) (* b c)))) d))
* [misc]taylor:  Taking taylor expansion of (hypot c d) in a
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* (sqrt (/ (* b c) (hypot c d))) (sqrt (/ (* b c) (hypot c d)))) into (/ (* b c) (hypot c d))
* [misc]backup-simplify:  Simplify (/ (/ (* b c) (hypot c d)) (hypot c d)) into (/ (* b c) (sqr (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (/ (sqr (sqrt (/ (- (* b c) (* a d)) (hypot c d)))) (hypot c d)) in c
* [misc]taylor:  Taking taylor expansion of (sqr (sqrt (/ (- (* b c) (* a d)) (hypot c d)))) in c
* [misc]taylor:  Taking taylor expansion of (sqrt (/ (- (* b c) (* a d)) (hypot c d))) in c
* [misc]taylor:  Taking taylor expansion of (/ (- (* b c) (* a d)) (hypot c d)) in c
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in c
* [misc]taylor:  Taking taylor expansion of (* b c) in c
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (* a d) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (hypot c d) in c
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* b 0) into 0
* [misc]backup-simplify:  Simplify (* a d) into (* d a)
* [misc]backup-simplify:  Simplify (- (* d a)) into (- (* d a))
* [misc]backup-simplify:  Simplify (+ 0 (- (* d a))) into (- (* d a))
* [misc]backup-simplify:  Simplify (/ (- (* d a)) (hypot c d)) into (* -1 (/ (* d a) (hypot c d)))
* [misc]backup-simplify:  Simplify (sqrt (* -1 (/ (* d a) (hypot c d)))) into (sqrt (* -1 (/ (* d a) (hypot c d))))
* [misc]backup-simplify:  Simplify (+ (* b 1) (* 0 0)) into b
* [misc]backup-simplify:  Simplify (+ (* a 0) (* 0 d)) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ b 0) into b
* [misc]backup-simplify:  Simplify (- (/ b (hypot c d)) (+ (* (* -1 (/ (* d a) (hypot c d))) (/ 0 (hypot c d))))) into (/ b (hypot c d))
* [misc]backup-simplify:  Simplify (/ (/ b (hypot c d)) (* 2 (sqrt (* -1 (/ (* d a) (hypot c d)))))) into (* 1/2 (/ b (* (sqrt (* -1 (/ (* d a) (hypot c d)))) (hypot c d))))
* [misc]taylor:  Taking taylor expansion of (hypot c d) in c
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* (sqrt (* -1 (/ (* d a) (hypot c d)))) (sqrt (* -1 (/ (* d a) (hypot c d))))) into (sqr (sqrt (* -1 (/ (* d a) (hypot c d)))))
* [misc]backup-simplify:  Simplify (/ (sqr (sqrt (* -1 (/ (* d a) (hypot c d))))) (hypot c d)) into (/ (sqr (sqrt (* -1 (/ (* d a) (hypot c d))))) (hypot c d))
* [misc]taylor:  Taking taylor expansion of (/ (sqr (sqrt (/ (- (* b c) (* a d)) (hypot c d)))) (hypot c d)) in b
* [misc]taylor:  Taking taylor expansion of (sqr (sqrt (/ (- (* b c) (* a d)) (hypot c d)))) in b
* [misc]taylor:  Taking taylor expansion of (sqrt (/ (- (* b c) (* a d)) (hypot c d))) in b
* [misc]taylor:  Taking taylor expansion of (/ (- (* b c) (* a d)) (hypot c d)) in b
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in b
* [misc]taylor:  Taking taylor expansion of (* b c) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (* a d) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (hypot c d) in b
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* 0 c) into 0
* [misc]backup-simplify:  Simplify (* a d) into (* d a)
* [misc]backup-simplify:  Simplify (- (* d a)) into (- (* d a))
* [misc]backup-simplify:  Simplify (+ 0 (- (* d a))) into (- (* d a))
* [misc]backup-simplify:  Simplify (/ (- (* d a)) (hypot c d)) into (* -1 (/ (* d a) (hypot c d)))
* [misc]backup-simplify:  Simplify (sqrt (* -1 (/ (* d a) (hypot c d)))) into (sqrt (* -1 (/ (* d a) (hypot c d))))
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 c)) into c
* [misc]backup-simplify:  Simplify (+ (* a 0) (* 0 d)) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ c 0) into c
* [misc]backup-simplify:  Simplify (- (/ c (hypot c d)) (+ (* (* -1 (/ (* d a) (hypot c d))) (/ 0 (hypot c d))))) into (/ c (hypot c d))
* [misc]backup-simplify:  Simplify (/ (/ c (hypot c d)) (* 2 (sqrt (* -1 (/ (* d a) (hypot c d)))))) into (* 1/2 (/ c (* (sqrt (* -1 (/ (* d a) (hypot c d)))) (hypot c d))))
* [misc]taylor:  Taking taylor expansion of (hypot c d) in b
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* (sqrt (* -1 (/ (* d a) (hypot c d)))) (sqrt (* -1 (/ (* d a) (hypot c d))))) into (sqr (sqrt (* -1 (/ (* d a) (hypot c d)))))
* [misc]backup-simplify:  Simplify (/ (sqr (sqrt (* -1 (/ (* d a) (hypot c d))))) (hypot c d)) into (/ (sqr (sqrt (* -1 (/ (* d a) (hypot c d))))) (hypot c d))
* [misc]taylor:  Taking taylor expansion of (/ (sqr (sqrt (/ (- (* b c) (* a d)) (hypot c d)))) (hypot c d)) in b
* [misc]taylor:  Taking taylor expansion of (sqr (sqrt (/ (- (* b c) (* a d)) (hypot c d)))) in b
* [misc]taylor:  Taking taylor expansion of (sqrt (/ (- (* b c) (* a d)) (hypot c d))) in b
* [misc]taylor:  Taking taylor expansion of (/ (- (* b c) (* a d)) (hypot c d)) in b
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in b
* [misc]taylor:  Taking taylor expansion of (* b c) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (* a d) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (hypot c d) in b
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* 0 c) into 0
* [misc]backup-simplify:  Simplify (* a d) into (* d a)
* [misc]backup-simplify:  Simplify (- (* d a)) into (- (* d a))
* [misc]backup-simplify:  Simplify (+ 0 (- (* d a))) into (- (* d a))
* [misc]backup-simplify:  Simplify (/ (- (* d a)) (hypot c d)) into (* -1 (/ (* d a) (hypot c d)))
* [misc]backup-simplify:  Simplify (sqrt (* -1 (/ (* d a) (hypot c d)))) into (sqrt (* -1 (/ (* d a) (hypot c d))))
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 c)) into c
* [misc]backup-simplify:  Simplify (+ (* a 0) (* 0 d)) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ c 0) into c
* [misc]backup-simplify:  Simplify (- (/ c (hypot c d)) (+ (* (* -1 (/ (* d a) (hypot c d))) (/ 0 (hypot c d))))) into (/ c (hypot c d))
* [misc]backup-simplify:  Simplify (/ (/ c (hypot c d)) (* 2 (sqrt (* -1 (/ (* d a) (hypot c d)))))) into (* 1/2 (/ c (* (sqrt (* -1 (/ (* d a) (hypot c d)))) (hypot c d))))
* [misc]taylor:  Taking taylor expansion of (hypot c d) in b
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* (sqrt (* -1 (/ (* d a) (hypot c d)))) (sqrt (* -1 (/ (* d a) (hypot c d))))) into (sqr (sqrt (* -1 (/ (* d a) (hypot c d)))))
* [misc]backup-simplify:  Simplify (/ (sqr (sqrt (* -1 (/ (* d a) (hypot c d))))) (hypot c d)) into (/ (sqr (sqrt (* -1 (/ (* d a) (hypot c d))))) (hypot c d))
* [misc]taylor:  Taking taylor expansion of (/ (sqr (sqrt (* -1 (/ (* d a) (hypot c d))))) (hypot c d)) in c
* [misc]taylor:  Taking taylor expansion of (sqr (sqrt (* -1 (/ (* d a) (hypot c d))))) in c
* [misc]taylor:  Taking taylor expansion of (sqrt (* -1 (/ (* d a) (hypot c d)))) in c
* [misc]taylor:  Taking taylor expansion of (* -1 (/ (* d a) (hypot c d))) in c
* [misc]taylor:  Taking taylor expansion of -1 in c
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]taylor:  Taking taylor expansion of (/ (* d a) (hypot c d)) in c
* [misc]taylor:  Taking taylor expansion of (* d a) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of (hypot c d) in c
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* d a) into (* d a)
* [misc]backup-simplify:  Simplify (/ (* d a) (hypot c d)) into (/ (* d a) (hypot c d))
* [misc]backup-simplify:  Simplify (* -1 (/ (* d a) (hypot c d))) into (* -1 (/ (* d a) (hypot c d)))
* [misc]backup-simplify:  Simplify (sqrt (* -1 (/ (* d a) (hypot c d)))) into (sqrt (* -1 (/ (* d a) (hypot c d))))
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 a)) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot c d)) (+ (* (/ (* d a) (hypot c d)) (/ 0 (hypot c d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (* 0 (/ (* d a) (hypot c d)))) into 0
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (* -1 (/ (* d a) (hypot c d)))))) into 0
* [misc]taylor:  Taking taylor expansion of (hypot c d) in c
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* (sqrt (* -1 (/ (* d a) (hypot c d)))) (sqrt (* -1 (/ (* d a) (hypot c d))))) into (sqr (sqrt (* -1 (/ (* d a) (hypot c d)))))
* [misc]backup-simplify:  Simplify (/ (sqr (sqrt (* -1 (/ (* d a) (hypot c d))))) (hypot c d)) into (/ (sqr (sqrt (* -1 (/ (* d a) (hypot c d))))) (hypot c d))
* [misc]taylor:  Taking taylor expansion of (/ (sqr (sqrt (* -1 (/ (* d a) (hypot c d))))) (hypot c d)) in a
* [misc]taylor:  Taking taylor expansion of (sqr (sqrt (* -1 (/ (* d a) (hypot c d))))) in a
* [misc]taylor:  Taking taylor expansion of (sqrt (* -1 (/ (* d a) (hypot c d)))) in a
* [misc]taylor:  Taking taylor expansion of (* -1 (/ (* d a) (hypot c d))) in a
* [misc]taylor:  Taking taylor expansion of -1 in a
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]taylor:  Taking taylor expansion of (/ (* d a) (hypot c d)) in a
* [misc]taylor:  Taking taylor expansion of (* d a) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (hypot c d) in a
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* d 0) into 0
* [misc]backup-simplify:  Simplify (+ (* d 1) (* 0 0)) into d
* [misc]backup-simplify:  Simplify (/ d (hypot c d)) into (/ d (hypot c d))
* [misc]backup-simplify:  Simplify (* -1 (/ d (hypot c d))) into (* -1 (/ d (hypot c d)))
* [misc]backup-simplify:  Simplify (sqrt 0) into 0
* [misc]backup-simplify:  Simplify (/ (* -1 (/ d (hypot c d))) (* 2 (sqrt 0))) into (* +nan.0 (/ d (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (hypot c d) in a
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 (* +nan.0 (/ d (hypot c d)))) (* (* +nan.0 (/ d (hypot c d))) 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot c d)) (+ (* (/ d (hypot c d)) (/ 0 (hypot c d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (* 0 (/ d (hypot c d)))) into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (sqr (* +nan.0 (/ d (hypot c d)))) (+)) (* 2 0)) into (* +nan.0 (/ (sqr d) (sqr (hypot c d))))
* [misc]backup-simplify:  Simplify (+ (* 0 (* +nan.0 (/ (sqr d) (sqr (hypot c d))))) (+ (* (* +nan.0 (/ d (hypot c d))) (* +nan.0 (/ d (hypot c d)))) (* (* +nan.0 (/ (sqr d) (sqr (hypot c d)))) 0))) into (- (* +nan.0 (/ (sqr d) (sqr (hypot c d)))))
* [misc]backup-simplify:  Simplify (/ (- (* +nan.0 (/ (sqr d) (sqr (hypot c d))))) (hypot c d)) into (* +nan.0 (/ (sqr d) (pow (hypot c d) 3)))
* [misc]backup-simplify:  Simplify (+ (* (sqrt (* -1 (/ (* d a) (hypot c d)))) (* 1/2 (/ c (* (sqrt (* -1 (/ (* d a) (hypot c d)))) (hypot c d))))) (* (* 1/2 (/ c (* (sqrt (* -1 (/ (* d a) (hypot c d)))) (hypot c d)))) (sqrt (* -1 (/ (* d a) (hypot c d)))))) into (/ c (hypot c d))
* [misc]backup-simplify:  Simplify (- (/ (/ c (hypot c d)) (hypot c d)) (+ (* (/ (sqr (sqrt (* -1 (/ (* d a) (hypot c d))))) (hypot c d)) (/ 0 (hypot c d))))) into (/ c (sqr (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (/ c (sqr (hypot c d))) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (sqr (hypot c d)) in c
* [misc]taylor:  Taking taylor expansion of (hypot c d) in c
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* (hypot c d) (hypot c d)) into (sqr (hypot c d))
* [misc]backup-simplify:  Simplify (/ 1 (sqr (hypot c d))) into (/ 1 (sqr (hypot c d)))
* [misc]backup-simplify:  Simplify (+ (* (sqrt (* -1 (/ (* d a) (hypot c d)))) 0) (* 0 (sqrt (* -1 (/ (* d a) (hypot c d)))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot c d)) (+ (* (/ (sqr (sqrt (* -1 (/ (* d a) (hypot c d))))) (hypot c d)) (/ 0 (hypot c d))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 c))) into 0
* [misc]backup-simplify:  Simplify (+ (* a 0) (+ (* 0 0) (* 0 d))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot c d)) (+ (* (* -1 (/ (* d a) (hypot c d))) (/ 0 (hypot c d))) (* (/ c (hypot c d)) (/ 0 (hypot c d))))) into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (sqr (* 1/2 (/ c (* (sqrt (* -1 (/ (* d a) (hypot c d)))) (hypot c d))))) (+)) (* 2 (sqrt (* -1 (/ (* d a) (hypot c d)))))) into (* -1/8 (/ (sqr c) (* (pow (sqrt (* -1 (/ (* d a) (hypot c d)))) 3) (sqr (hypot c d)))))
* [misc]backup-simplify:  Simplify (+ (* (sqrt (* -1 (/ (* d a) (hypot c d)))) (* -1/8 (/ (sqr c) (* (pow (sqrt (* -1 (/ (* d a) (hypot c d)))) 3) (sqr (hypot c d)))))) (+ (* (* 1/2 (/ c (* (sqrt (* -1 (/ (* d a) (hypot c d)))) (hypot c d)))) (* 1/2 (/ c (* (sqrt (* -1 (/ (* d a) (hypot c d)))) (hypot c d))))) (* (* -1/8 (/ (sqr c) (* (pow (sqrt (* -1 (/ (* d a) (hypot c d)))) 3) (sqr (hypot c d))))) (sqrt (* -1 (/ (* d a) (hypot c d))))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot c d)) (+ (* (/ (sqr (sqrt (* -1 (/ (* d a) (hypot c d))))) (hypot c d)) (/ 0 (hypot c d))) (* (/ c (sqr (hypot c d))) (/ 0 (hypot c d))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr (hypot c d))) in a
* [misc]taylor:  Taking taylor expansion of (sqr (hypot c d)) in a
* [misc]taylor:  Taking taylor expansion of (hypot c d) in a
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* (hypot c d) (hypot c d)) into (sqr (hypot c d))
* [misc]backup-simplify:  Simplify (/ 1 (sqr (hypot c d))) into (/ 1 (sqr (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr (hypot c d))) in d
* [misc]taylor:  Taking taylor expansion of (sqr (hypot c d)) in d
* [misc]taylor:  Taking taylor expansion of (hypot c d) in d
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* (hypot c d) (hypot c d)) into (sqr (hypot c d))
* [misc]backup-simplify:  Simplify (/ 1 (sqr (hypot c d))) into (/ 1 (sqr (hypot c d)))
* [misc]backup-simplify:  Simplify (/ 1 (sqr (hypot c d))) into (/ 1 (sqr (hypot c d)))
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (* 0 a))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot c d)) (+ (* (/ (* d a) (hypot c d)) (/ 0 (hypot c d))) (* 0 (/ 0 (hypot c d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (* 0 (/ (* d a) (hypot c d))))) into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (sqr 0) (+)) (* 2 (sqrt (* -1 (/ (* d a) (hypot c d)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqrt (* -1 (/ (* d a) (hypot c d)))) 0) (+ (* 0 0) (* 0 (sqrt (* -1 (/ (* d a) (hypot c d))))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot c d)) (+ (* (/ (sqr (sqrt (* -1 (/ (* d a) (hypot c d))))) (hypot c d)) (/ 0 (hypot c d))) (* 0 (/ 0 (hypot c d))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (/ (sqr d) (pow (hypot c d) 3))) in d
* [misc]taylor:  Taking taylor expansion of +nan.0 in d
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (/ (sqr d) (pow (hypot c d) 3)) in d
* [misc]taylor:  Taking taylor expansion of (sqr d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (pow (hypot c d) 3) in d
* [misc]taylor:  Taking taylor expansion of (exp (* 3 (log (hypot c d)))) in d
* [misc]taylor:  Taking taylor expansion of (* 3 (log (hypot c d))) in d
* [misc]taylor:  Taking taylor expansion of 3 in d
* [misc]backup-simplify:  Simplify 3 into 3
* [misc]taylor:  Taking taylor expansion of (log (hypot c d)) in d
* [misc]taylor:  Taking taylor expansion of (hypot c d) in d
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (log (hypot c d)) into (log (hypot c d))
* [misc]backup-simplify:  Simplify (* 3 (log (hypot c d))) into (* 3 (log (hypot c d)))
* [misc]backup-simplify:  Simplify (exp (* 3 (log (hypot c d)))) into (pow (hypot c d) 3)
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (/ 1 (pow (hypot c d) 3)) into (/ 1 (pow (hypot c d) 3))
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 c)))) into 0
* [misc]backup-simplify:  Simplify (+ (* a 0) (+ (* 0 0) (+ (* 0 0) (* 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot c d)) (+ (* (* -1 (/ (* d a) (hypot c d))) (/ 0 (hypot c d))) (* (/ c (hypot c d)) (/ 0 (hypot c d))) (* 0 (/ 0 (hypot c d))))) into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (+ (* 2 (* (* 1/2 (/ c (* (sqrt (* -1 (/ (* d a) (hypot c d)))) (hypot c d)))) (* -1/8 (/ (sqr c) (* (pow (sqrt (* -1 (/ (* d a) (hypot c d)))) 3) (sqr (hypot c d))))))))) (* 2 (sqrt (* -1 (/ (* d a) (hypot c d)))))) into (* 1/16 (/ (pow c 3) (* (pow (sqrt (* -1 (/ (* d a) (hypot c d)))) 5) (pow (hypot c d) 3))))
* [misc]backup-simplify:  Simplify (+ (* (sqrt (* -1 (/ (* d a) (hypot c d)))) (* 1/16 (/ (pow c 3) (* (pow (sqrt (* -1 (/ (* d a) (hypot c d)))) 5) (pow (hypot c d) 3))))) (+ (* (* 1/2 (/ c (* (sqrt (* -1 (/ (* d a) (hypot c d)))) (hypot c d)))) (* -1/8 (/ (sqr c) (* (pow (sqrt (* -1 (/ (* d a) (hypot c d)))) 3) (sqr (hypot c d)))))) (+ (* (* -1/8 (/ (sqr c) (* (pow (sqrt (* -1 (/ (* d a) (hypot c d)))) 3) (sqr (hypot c d))))) (* 1/2 (/ c (* (sqrt (* -1 (/ (* d a) (hypot c d)))) (hypot c d))))) (* (* 1/16 (/ (pow c 3) (* (pow (sqrt (* -1 (/ (* d a) (hypot c d)))) 5) (pow (hypot c d) 3)))) (sqrt (* -1 (/ (* d a) (hypot c d)))))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot c d)) (+ (* (/ (sqr (sqrt (* -1 (/ (* d a) (hypot c d))))) (hypot c d)) (/ 0 (hypot c d))) (* (/ c (sqr (hypot c d))) (/ 0 (hypot c d))) (* 0 (/ 0 (hypot c d))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot c d) 0) (* 0 (hypot c d))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (sqr (hypot c d))) (+ (* (/ 1 (sqr (hypot c d))) (/ 0 (sqr (hypot c d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (* (/ 1 (sqr (hypot c d))) (* 1 (* 1 (* c b)))) into (/ (* b c) (sqr (hypot c d)))
* [misc]approximate:  Taking taylor expansion of (/ (sqr (sqrt (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))))) (hypot (/ 1 c) (/ 1 d))) in (b c a d) around 0
* [misc]taylor:  Taking taylor expansion of (/ (sqr (sqrt (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))))) (hypot (/ 1 c) (/ 1 d))) in d
* [misc]taylor:  Taking taylor expansion of (sqr (sqrt (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))))) in d
* [misc]taylor:  Taking taylor expansion of (sqrt (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d)))) in d
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))) in d
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in d
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in d
* [misc]taylor:  Taking taylor expansion of b in d
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (/ 1 b) into (/ 1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in d
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in d
* [misc]taylor:  Taking taylor expansion of a in d
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (/ 1 a) into (/ 1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in d
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (* (/ 1 a) 1) into (/ 1 a)
* [misc]backup-simplify:  Simplify (- (/ 1 a)) into (- (/ 1 a))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 a))) into (- (/ 1 a))
* [misc]backup-simplify:  Simplify (/ (- (/ 1 a)) (hypot (/ 1 c) (/ 1 d))) into (/ -1 (* (hypot (/ 1 c) (/ 1 d)) a))
* [misc]backup-simplify:  Simplify (sqrt 0) into 0
* [misc]backup-simplify:  Simplify (/ (/ -1 (* (hypot (/ 1 c) (/ 1 d)) a)) (* 2 (sqrt 0))) into (/ +nan.0 (* (hypot (/ 1 c) (/ 1 d)) a))
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in d
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 (/ +nan.0 (* (hypot (/ 1 c) (/ 1 d)) a))) (* (/ +nan.0 (* (hypot (/ 1 c) (/ 1 d)) a)) 0)) into 0
* [misc]backup-simplify:  Simplify (* (/ 1 b) (/ 1 c)) into (/ 1 (* b c))
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 a) (/ 0 a)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 a) 0) (* 0 1)) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ (/ 1 (* b c)) 0) into (/ 1 (* b c))
* [misc]backup-simplify:  Simplify (- (/ (/ 1 (* b c)) (hypot (/ 1 c) (/ 1 d))) (+ (* (/ -1 (* (hypot (/ 1 c) (/ 1 d)) a)) (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* b c)))
* [misc]backup-simplify:  Simplify (/ (- (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* b c))) (sqr (/ +nan.0 (* (hypot (/ 1 c) (/ 1 d)) a))) (+)) (* 2 0)) into (* +nan.0 (- (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* b c))) (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (sqr a))))))
* [misc]backup-simplify:  Simplify (+ (* 0 (* +nan.0 (- (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* b c))) (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (sqr a))))))) (+ (* (/ +nan.0 (* (hypot (/ 1 c) (/ 1 d)) a)) (/ +nan.0 (* (hypot (/ 1 c) (/ 1 d)) a))) (* (* +nan.0 (- (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* b c))) (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (sqr a)))))) 0))) into (- (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (sqr a)))))
* [misc]backup-simplify:  Simplify (/ (- (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (sqr a))))) (hypot (/ 1 c) (/ 1 d))) into (/ +nan.0 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (sqr a)))
* [misc]taylor:  Taking taylor expansion of (/ (sqr (sqrt (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))))) (hypot (/ 1 c) (/ 1 d))) in a
* [misc]taylor:  Taking taylor expansion of (sqr (sqrt (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))))) in a
* [misc]taylor:  Taking taylor expansion of (sqrt (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d)))) in a
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))) in a
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in a
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in a
* [misc]taylor:  Taking taylor expansion of b in a
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (/ 1 b) into (/ 1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in a
* [misc]taylor:  Taking taylor expansion of c in a
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in a
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in a
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (* 1 (/ 1 d)) into (/ 1 d)
* [misc]backup-simplify:  Simplify (- (/ 1 d)) into (- (/ 1 d))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 d))) into (- (/ 1 d))
* [misc]backup-simplify:  Simplify (/ (- (/ 1 d)) (hypot (/ 1 c) (/ 1 d))) into (/ -1 (* (hypot (/ 1 c) (/ 1 d)) d))
* [misc]backup-simplify:  Simplify (sqrt 0) into 0
* [misc]backup-simplify:  Simplify (/ (/ -1 (* (hypot (/ 1 c) (/ 1 d)) d)) (* 2 (sqrt 0))) into (/ +nan.0 (* (hypot (/ 1 c) (/ 1 d)) d))
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in a
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 (/ +nan.0 (* (hypot (/ 1 c) (/ 1 d)) d))) (* (/ +nan.0 (* (hypot (/ 1 c) (/ 1 d)) d)) 0)) into 0
* [misc]backup-simplify:  Simplify (* (/ 1 b) (/ 1 c)) into (/ 1 (* b c))
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 (/ 1 d))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ (/ 1 (* b c)) 0) into (/ 1 (* b c))
* [misc]backup-simplify:  Simplify (- (/ (/ 1 (* b c)) (hypot (/ 1 c) (/ 1 d))) (+ (* (/ -1 (* (hypot (/ 1 c) (/ 1 d)) d)) (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* b c)))
* [misc]backup-simplify:  Simplify (/ (- (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* b c))) (sqr (/ +nan.0 (* (hypot (/ 1 c) (/ 1 d)) d))) (+)) (* 2 0)) into (* +nan.0 (- (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* b c))) (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (sqr d))))))
* [misc]backup-simplify:  Simplify (+ (* 0 (* +nan.0 (- (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* b c))) (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (sqr d))))))) (+ (* (/ +nan.0 (* (hypot (/ 1 c) (/ 1 d)) d)) (/ +nan.0 (* (hypot (/ 1 c) (/ 1 d)) d))) (* (* +nan.0 (- (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* b c))) (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (sqr d)))))) 0))) into (- (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (sqr d)))))
* [misc]backup-simplify:  Simplify (/ (- (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (sqr d))))) (hypot (/ 1 c) (/ 1 d))) into (/ +nan.0 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (sqr d)))
* [misc]taylor:  Taking taylor expansion of (/ (sqr (sqrt (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))))) (hypot (/ 1 c) (/ 1 d))) in c
* [misc]taylor:  Taking taylor expansion of (sqr (sqrt (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))))) in c
* [misc]taylor:  Taking taylor expansion of (sqrt (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d)))) in c
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))) in c
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in c
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in c
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (/ 1 b) into (/ 1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (/ 1 a) into (/ 1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in c
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (* (/ 1 b) 1) into (/ 1 b)
* [misc]backup-simplify:  Simplify (+ (/ 1 b) 0) into (/ 1 b)
* [misc]backup-simplify:  Simplify (/ (/ 1 b) (hypot (/ 1 c) (/ 1 d))) into (/ 1 (* (hypot (/ 1 c) (/ 1 d)) b))
* [misc]backup-simplify:  Simplify (sqrt 0) into 0
* [misc]backup-simplify:  Simplify (/ (/ 1 (* (hypot (/ 1 c) (/ 1 d)) b)) (* 2 (sqrt 0))) into (/ +nan.0 (* (hypot (/ 1 c) (/ 1 d)) b))
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in c
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 (/ +nan.0 (* (hypot (/ 1 c) (/ 1 d)) b))) (* (/ +nan.0 (* (hypot (/ 1 c) (/ 1 d)) b)) 0)) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 b) (/ 0 b)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 b) 0) (* 0 1)) into 0
* [misc]backup-simplify:  Simplify (* (/ 1 a) (/ 1 d)) into (/ 1 (* d a))
* [misc]backup-simplify:  Simplify (- (/ 1 (* d a))) into (- (/ 1 (* d a)))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 (* d a)))) into (- (/ 1 (* d a)))
* [misc]backup-simplify:  Simplify (- (/ (- (/ 1 (* d a))) (hypot (/ 1 c) (/ 1 d))) (+ (* (/ 1 (* (hypot (/ 1 c) (/ 1 d)) b)) (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into (- (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a))))
* [misc]backup-simplify:  Simplify (/ (- (- (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a)))) (sqr (/ +nan.0 (* (hypot (/ 1 c) (/ 1 d)) b))) (+)) (* 2 0)) into (* +nan.0 (+ (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (sqr b)))) (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a)))))
* [misc]backup-simplify:  Simplify (+ (* 0 (* +nan.0 (+ (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (sqr b)))) (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a)))))) (+ (* (/ +nan.0 (* (hypot (/ 1 c) (/ 1 d)) b)) (/ +nan.0 (* (hypot (/ 1 c) (/ 1 d)) b))) (* (* +nan.0 (+ (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (sqr b)))) (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a))))) 0))) into (- (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (sqr b)))))
* [misc]backup-simplify:  Simplify (/ (- (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (sqr b))))) (hypot (/ 1 c) (/ 1 d))) into (/ +nan.0 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (sqr b)))
* [misc]taylor:  Taking taylor expansion of (/ (sqr (sqrt (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))))) (hypot (/ 1 c) (/ 1 d))) in b
* [misc]taylor:  Taking taylor expansion of (sqr (sqrt (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))))) in b
* [misc]taylor:  Taking taylor expansion of (sqrt (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d)))) in b
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))) in b
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (/ 1 a) into (/ 1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in b
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (* 1 (/ 1 c)) into (/ 1 c)
* [misc]backup-simplify:  Simplify (+ (/ 1 c) 0) into (/ 1 c)
* [misc]backup-simplify:  Simplify (/ (/ 1 c) (hypot (/ 1 c) (/ 1 d))) into (/ 1 (* (hypot (/ 1 c) (/ 1 d)) c))
* [misc]backup-simplify:  Simplify (sqrt 0) into 0
* [misc]backup-simplify:  Simplify (/ (/ 1 (* (hypot (/ 1 c) (/ 1 d)) c)) (* 2 (sqrt 0))) into (/ +nan.0 (* (hypot (/ 1 c) (/ 1 d)) c))
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in b
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 (/ +nan.0 (* (hypot (/ 1 c) (/ 1 d)) c))) (* (/ +nan.0 (* (hypot (/ 1 c) (/ 1 d)) c)) 0)) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 c) (/ 0 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 (/ 1 c))) into 0
* [misc]backup-simplify:  Simplify (* (/ 1 a) (/ 1 d)) into (/ 1 (* d a))
* [misc]backup-simplify:  Simplify (- (/ 1 (* d a))) into (- (/ 1 (* d a)))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 (* d a)))) into (- (/ 1 (* d a)))
* [misc]backup-simplify:  Simplify (- (/ (- (/ 1 (* d a))) (hypot (/ 1 c) (/ 1 d))) (+ (* (/ 1 (* (hypot (/ 1 c) (/ 1 d)) c)) (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into (- (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a))))
* [misc]backup-simplify:  Simplify (/ (- (- (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a)))) (sqr (/ +nan.0 (* (hypot (/ 1 c) (/ 1 d)) c))) (+)) (* 2 0)) into (* +nan.0 (+ (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (sqr c)))) (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a)))))
* [misc]backup-simplify:  Simplify (+ (* 0 (* +nan.0 (+ (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (sqr c)))) (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a)))))) (+ (* (/ +nan.0 (* (hypot (/ 1 c) (/ 1 d)) c)) (/ +nan.0 (* (hypot (/ 1 c) (/ 1 d)) c))) (* (* +nan.0 (+ (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (sqr c)))) (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a))))) 0))) into (- (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (sqr c)))))
* [misc]backup-simplify:  Simplify (/ (- (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (sqr c))))) (hypot (/ 1 c) (/ 1 d))) into (/ +nan.0 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (sqr c)))
* [misc]taylor:  Taking taylor expansion of (/ (sqr (sqrt (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))))) (hypot (/ 1 c) (/ 1 d))) in b
* [misc]taylor:  Taking taylor expansion of (sqr (sqrt (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))))) in b
* [misc]taylor:  Taking taylor expansion of (sqrt (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d)))) in b
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))) in b
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (/ 1 a) into (/ 1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in b
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (* 1 (/ 1 c)) into (/ 1 c)
* [misc]backup-simplify:  Simplify (+ (/ 1 c) 0) into (/ 1 c)
* [misc]backup-simplify:  Simplify (/ (/ 1 c) (hypot (/ 1 c) (/ 1 d))) into (/ 1 (* (hypot (/ 1 c) (/ 1 d)) c))
* [misc]backup-simplify:  Simplify (sqrt 0) into 0
* [misc]backup-simplify:  Simplify (/ (/ 1 (* (hypot (/ 1 c) (/ 1 d)) c)) (* 2 (sqrt 0))) into (/ +nan.0 (* (hypot (/ 1 c) (/ 1 d)) c))
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in b
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 (/ +nan.0 (* (hypot (/ 1 c) (/ 1 d)) c))) (* (/ +nan.0 (* (hypot (/ 1 c) (/ 1 d)) c)) 0)) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 c) (/ 0 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 (/ 1 c))) into 0
* [misc]backup-simplify:  Simplify (* (/ 1 a) (/ 1 d)) into (/ 1 (* d a))
* [misc]backup-simplify:  Simplify (- (/ 1 (* d a))) into (- (/ 1 (* d a)))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 (* d a)))) into (- (/ 1 (* d a)))
* [misc]backup-simplify:  Simplify (- (/ (- (/ 1 (* d a))) (hypot (/ 1 c) (/ 1 d))) (+ (* (/ 1 (* (hypot (/ 1 c) (/ 1 d)) c)) (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into (- (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a))))
* [misc]backup-simplify:  Simplify (/ (- (- (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a)))) (sqr (/ +nan.0 (* (hypot (/ 1 c) (/ 1 d)) c))) (+)) (* 2 0)) into (* +nan.0 (+ (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (sqr c)))) (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a)))))
* [misc]backup-simplify:  Simplify (+ (* 0 (* +nan.0 (+ (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (sqr c)))) (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a)))))) (+ (* (/ +nan.0 (* (hypot (/ 1 c) (/ 1 d)) c)) (/ +nan.0 (* (hypot (/ 1 c) (/ 1 d)) c))) (* (* +nan.0 (+ (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (sqr c)))) (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a))))) 0))) into (- (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (sqr c)))))
* [misc]backup-simplify:  Simplify (/ (- (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (sqr c))))) (hypot (/ 1 c) (/ 1 d))) into (/ +nan.0 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (sqr c)))
* [misc]taylor:  Taking taylor expansion of (/ +nan.0 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (sqr c))) in c
* [misc]taylor:  Taking taylor expansion of +nan.0 in c
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (sqr c)) in c
* [misc]taylor:  Taking taylor expansion of (pow (hypot (/ 1 c) (/ 1 d)) 3) in c
* [misc]taylor:  Taking taylor expansion of (exp (* 3 (log (hypot (/ 1 c) (/ 1 d))))) in c
* [misc]taylor:  Taking taylor expansion of (* 3 (log (hypot (/ 1 c) (/ 1 d)))) in c
* [misc]taylor:  Taking taylor expansion of 3 in c
* [misc]backup-simplify:  Simplify 3 into 3
* [misc]taylor:  Taking taylor expansion of (log (hypot (/ 1 c) (/ 1 d))) in c
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in c
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (log (hypot (/ 1 c) (/ 1 d))) into (log (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (* 3 (log (hypot (/ 1 c) (/ 1 d)))) into (* 3 (log (hypot (/ 1 c) (/ 1 d))))
* [misc]backup-simplify:  Simplify (exp (* 3 (log (hypot (/ 1 c) (/ 1 d))))) into (pow (hypot (/ 1 c) (/ 1 d)) 3)
* [misc]taylor:  Taking taylor expansion of (sqr c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (* (pow (hypot (/ 1 c) (/ 1 d)) 3) 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow (hypot (/ 1 c) (/ 1 d)) 1)))) 1) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (* 0 (log (hypot (/ 1 c) (/ 1 d))))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 3 (log (hypot (/ 1 c) (/ 1 d))))) (+ (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow (hypot (/ 1 c) (/ 1 d)) 3) 0) (* 0 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (/ (+ (* -1 (/ (* (pow (* 1 0) 2)) (pow (hypot (/ 1 c) (/ 1 d)) 2))) (* 1 (/ (* 1 (pow (* 2 0) 1)) (pow (hypot (/ 1 c) (/ 1 d)) 1)))) 2) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (+ (* 0 0) (* 0 (log (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 3 (log (hypot (/ 1 c) (/ 1 d))))) (+ (* (/ (pow 0 2) 2)) (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow (hypot (/ 1 c) (/ 1 d)) 3) 1) (+ (* 0 0) (* 0 0))) into (pow (hypot (/ 1 c) (/ 1 d)) 3)
* [misc]backup-simplify:  Simplify (/ +nan.0 (pow (hypot (/ 1 c) (/ 1 d)) 3)) into (/ +nan.0 (pow (hypot (/ 1 c) (/ 1 d)) 3))
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* 2 (/ (* (pow (* 1 0) 3)) (pow (hypot (/ 1 c) (/ 1 d)) 3))) (* -3 (/ (* (pow (* 1 0) 1) (pow (* 2 0) 1)) (pow (hypot (/ 1 c) (/ 1 d)) 2))) (* 1 (/ (* 1 1 (pow (* 6 0) 1)) (pow (hypot (/ 1 c) (/ 1 d)) 1)))) 6) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (+ (* 0 0) (+ (* 0 0) (* 0 (log (hypot (/ 1 c) (/ 1 d))))))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 3 (log (hypot (/ 1 c) (/ 1 d))))) (+ (* (/ (pow 0 3) 6)) (* (/ (pow 0 1) 1) (/ (pow 0 1) 1)) (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* -6 (/ (* (pow (* 1 0) 4)) (pow (hypot (/ 1 c) (/ 1 d)) 4))) (* 12 (/ (* (pow (* 1 0) 2) (pow (* 2 0) 1)) (pow (hypot (/ 1 c) (/ 1 d)) 3))) (* -3 (/ (* 1 (pow (* 2 0) 2)) (pow (hypot (/ 1 c) (/ 1 d)) 2))) (* -4 (/ (* (pow (* 1 0) 1) 1 (pow (* 6 0) 1)) (pow (hypot (/ 1 c) (/ 1 d)) 2))) (* 1 (/ (* 1 1 1 (pow (* 24 0) 1)) (pow (hypot (/ 1 c) (/ 1 d)) 1)))) 24) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (log (hypot (/ 1 c) (/ 1 d)))))))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 3 (log (hypot (/ 1 c) (/ 1 d))))) (+ (* (/ (pow 0 4) 24)) (* (/ (pow 0 2) 2) (/ (pow 0 1) 1)) (* (/ (pow 0 1) 1) (/ (pow 0 1) 1)) (* (/ (pow 0 2) 2)) (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow (hypot (/ 1 c) (/ 1 d)) 3) 0) (+ (* 0 0) (+ (* 0 1) (+ (* 0 0) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow (hypot (/ 1 c) (/ 1 d)) 3) 0) (+ (* 0 1) (+ (* 0 0) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (pow (hypot (/ 1 c) (/ 1 d)) 3)) (+ (* (/ +nan.0 (pow (hypot (/ 1 c) (/ 1 d)) 3)) (/ 0 (pow (hypot (/ 1 c) (/ 1 d)) 3))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (pow (hypot (/ 1 c) (/ 1 d)) 3)) (+ (* (/ +nan.0 (pow (hypot (/ 1 c) (/ 1 d)) 3)) (/ 0 (pow (hypot (/ 1 c) (/ 1 d)) 3))) (* 0 (/ 0 (pow (hypot (/ 1 c) (/ 1 d)) 3))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 c) (/ 0 c)) (* 0 (/ 0 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 (/ 1 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 a) (/ 0 a)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 a) 0) (* 0 (/ 1 d))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot (/ 1 c) (/ 1 d))) (+ (* (/ 1 (* (hypot (/ 1 c) (/ 1 d)) c)) (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* (- (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a)))) (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (+ (* 2 (* (/ +nan.0 (* (hypot (/ 1 c) (/ 1 d)) c)) (* +nan.0 (+ (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (sqr c)))) (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a))))))))) (* 2 0)) into (* +nan.0 (+ (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* c (* d a))))) (- (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (pow c 3)))))))
* [misc]backup-simplify:  Simplify (+ (* 0 (* +nan.0 (+ (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* c (* d a))))) (- (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (pow c 3)))))))) (+ (* (/ +nan.0 (* (hypot (/ 1 c) (/ 1 d)) c)) (* +nan.0 (+ (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (sqr c)))) (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a)))))) (+ (* (* +nan.0 (+ (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (sqr c)))) (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a))))) (/ +nan.0 (* (hypot (/ 1 c) (/ 1 d)) c))) (* (* +nan.0 (+ (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* c (* d a))))) (- (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (pow c 3))))))) 0)))) into (- (+ (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* c (* d a))))) (- (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (pow c 3)))))))
* [misc]backup-simplify:  Simplify (- (/ (- (+ (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* c (* d a))))) (- (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (pow c 3))))))) (hypot (/ 1 c) (/ 1 d))) (+ (* (/ +nan.0 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (sqr c))) (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into (- (+ (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (* c (* d a))))) (- (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 4) (pow c 3)))))))
* [misc]taylor:  Taking taylor expansion of (- (+ (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (* c (* d a))))) (- (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 4) (pow c 3))))))) in c
* [misc]taylor:  Taking taylor expansion of (+ (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (* c (* d a))))) (- (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 4) (pow c 3)))))) in c
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (* c (* d a))))) in c
* [misc]taylor:  Taking taylor expansion of +nan.0 in c
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (* c (* d a)))) in c
* [misc]taylor:  Taking taylor expansion of (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (* c (* d a))) in c
* [misc]taylor:  Taking taylor expansion of (pow (hypot (/ 1 c) (/ 1 d)) 3) in c
* [misc]taylor:  Taking taylor expansion of (exp (* 3 (log (hypot (/ 1 c) (/ 1 d))))) in c
* [misc]taylor:  Taking taylor expansion of (* 3 (log (hypot (/ 1 c) (/ 1 d)))) in c
* [misc]taylor:  Taking taylor expansion of 3 in c
* [misc]backup-simplify:  Simplify 3 into 3
* [misc]taylor:  Taking taylor expansion of (log (hypot (/ 1 c) (/ 1 d))) in c
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in c
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (log (hypot (/ 1 c) (/ 1 d))) into (log (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (* 3 (log (hypot (/ 1 c) (/ 1 d)))) into (* 3 (log (hypot (/ 1 c) (/ 1 d))))
* [misc]backup-simplify:  Simplify (exp (* 3 (log (hypot (/ 1 c) (/ 1 d))))) into (pow (hypot (/ 1 c) (/ 1 d)) 3)
* [misc]taylor:  Taking taylor expansion of (* c (* d a)) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (* d a) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (* d a) into (* d a)
* [misc]backup-simplify:  Simplify (* 0 (* d a)) into 0
* [misc]backup-simplify:  Simplify (* (pow (hypot (/ 1 c) (/ 1 d)) 3) 0) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 a)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 (* d a))) into (* d a)
* [misc]backup-simplify:  Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow (hypot (/ 1 c) (/ 1 d)) 1)))) 1) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (* 0 (log (hypot (/ 1 c) (/ 1 d))))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 3 (log (hypot (/ 1 c) (/ 1 d))))) (+ (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (* d a)) (* 0 0)) into (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (* d a))
* [misc]backup-simplify:  Simplify (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (* d a))) into (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (* d a)))
* [misc]taylor:  Taking taylor expansion of (- (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 4) (pow c 3))))) in c
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 4) (pow c 3)))) in c
* [misc]taylor:  Taking taylor expansion of +nan.0 in c
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 4) (pow c 3))) in c
* [misc]taylor:  Taking taylor expansion of (* (pow (hypot (/ 1 c) (/ 1 d)) 4) (pow c 3)) in c
* [misc]taylor:  Taking taylor expansion of (pow (hypot (/ 1 c) (/ 1 d)) 4) in c
* [misc]taylor:  Taking taylor expansion of (exp (* 4 (log (hypot (/ 1 c) (/ 1 d))))) in c
* [misc]taylor:  Taking taylor expansion of (* 4 (log (hypot (/ 1 c) (/ 1 d)))) in c
* [misc]taylor:  Taking taylor expansion of 4 in c
* [misc]backup-simplify:  Simplify 4 into 4
* [misc]taylor:  Taking taylor expansion of (log (hypot (/ 1 c) (/ 1 d))) in c
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in c
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (log (hypot (/ 1 c) (/ 1 d))) into (log (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (* 4 (log (hypot (/ 1 c) (/ 1 d)))) into (* 4 (log (hypot (/ 1 c) (/ 1 d))))
* [misc]backup-simplify:  Simplify (exp (* 4 (log (hypot (/ 1 c) (/ 1 d))))) into (pow (hypot (/ 1 c) (/ 1 d)) 4)
* [misc]taylor:  Taking taylor expansion of (pow c 3) in c
* [misc]backup-simplify:  Simplify (* (pow (hypot (/ 1 c) (/ 1 d)) 4) 1) into (pow (hypot (/ 1 c) (/ 1 d)) 4)
* [misc]backup-simplify:  Simplify (/ 1 (pow (hypot (/ 1 c) (/ 1 d)) 4)) into (/ 1 (pow (hypot (/ 1 c) (/ 1 d)) 4))
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (* 0 a))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 (* d a)))) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* -1 (/ (* (pow (* 1 0) 2)) (pow (hypot (/ 1 c) (/ 1 d)) 2))) (* 1 (/ (* 1 (pow (* 2 0) 1)) (pow (hypot (/ 1 c) (/ 1 d)) 1)))) 2) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (+ (* 0 0) (* 0 (log (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 3 (log (hypot (/ 1 c) (/ 1 d))))) (+ (* (/ (pow 0 2) 2)) (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow (hypot (/ 1 c) (/ 1 d)) 3) 0) (+ (* 0 (* d a)) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (* d a))) (/ 0 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (* d a)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* +nan.0 0) (* 0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (* d a))))) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow (hypot (/ 1 c) (/ 1 d)) 1)))) 1) into 0
* [misc]backup-simplify:  Simplify (+ (* 4 0) (* 0 (log (hypot (/ 1 c) (/ 1 d))))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 4 (log (hypot (/ 1 c) (/ 1 d))))) (+ (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* -1 (/ (* (pow (* 1 0) 2)) (pow (hypot (/ 1 c) (/ 1 d)) 2))) (* 1 (/ (* 1 (pow (* 2 0) 1)) (pow (hypot (/ 1 c) (/ 1 d)) 1)))) 2) into 0
* [misc]backup-simplify:  Simplify (+ (* 4 0) (+ (* 0 0) (* 0 (log (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 4 (log (hypot (/ 1 c) (/ 1 d))))) (+ (* (/ (pow 0 2) 2)) (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* 2 (/ (* (pow (* 1 0) 3)) (pow (hypot (/ 1 c) (/ 1 d)) 3))) (* -3 (/ (* (pow (* 1 0) 1) (pow (* 2 0) 1)) (pow (hypot (/ 1 c) (/ 1 d)) 2))) (* 1 (/ (* 1 1 (pow (* 6 0) 1)) (pow (hypot (/ 1 c) (/ 1 d)) 1)))) 6) into 0
* [misc]backup-simplify:  Simplify (+ (* 4 0) (+ (* 0 0) (+ (* 0 0) (* 0 (log (hypot (/ 1 c) (/ 1 d))))))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 4 (log (hypot (/ 1 c) (/ 1 d))))) (+ (* (/ (pow 0 3) 6)) (* (/ (pow 0 1) 1) (/ (pow 0 1) 1)) (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow (hypot (/ 1 c) (/ 1 d)) 4) 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow (hypot (/ 1 c) (/ 1 d)) 4) 0) (* 0 1)) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (pow (hypot (/ 1 c) (/ 1 d)) 4)) (/ 0 (pow (hypot (/ 1 c) (/ 1 d)) 4))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow (hypot (/ 1 c) (/ 1 d)) 4) 0) (+ (* 0 0) (* 0 1))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (pow (hypot (/ 1 c) (/ 1 d)) 4)) (/ 0 (pow (hypot (/ 1 c) (/ 1 d)) 4))) (* 0 (/ 0 (pow (hypot (/ 1 c) (/ 1 d)) 4))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (pow (hypot (/ 1 c) (/ 1 d)) 4)) (/ 0 (pow (hypot (/ 1 c) (/ 1 d)) 4))) (* 0 (/ 0 (pow (hypot (/ 1 c) (/ 1 d)) 4))) (* 0 (/ 0 (pow (hypot (/ 1 c) (/ 1 d)) 4))))) into 0
* [misc]backup-simplify:  Simplify (+ (* +nan.0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 (pow (hypot (/ 1 c) (/ 1 d)) 4)))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))))) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* 24 (/ (* (pow (* 1 0) 5)) (pow (hypot (/ 1 c) (/ 1 d)) 5))) (* -60 (/ (* (pow (* 1 0) 3) (pow (* 2 0) 1)) (pow (hypot (/ 1 c) (/ 1 d)) 4))) (* 30 (/ (* (pow (* 1 0) 1) (pow (* 2 0) 2)) (pow (hypot (/ 1 c) (/ 1 d)) 3))) (* 20 (/ (* (pow (* 1 0) 2) 1 (pow (* 6 0) 1)) (pow (hypot (/ 1 c) (/ 1 d)) 3))) (* -10 (/ (* 1 (pow (* 2 0) 1) (pow (* 6 0) 1)) (pow (hypot (/ 1 c) (/ 1 d)) 2))) (* -5 (/ (* (pow (* 1 0) 1) 1 1 (pow (* 24 0) 1)) (pow (hypot (/ 1 c) (/ 1 d)) 2))) (* 1 (/ (* 1 1 1 1 (pow (* 120 0) 1)) (pow (hypot (/ 1 c) (/ 1 d)) 1)))) 120) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (log (hypot (/ 1 c) (/ 1 d))))))))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 3 (log (hypot (/ 1 c) (/ 1 d))))) (+ (* (/ (pow 0 5) 120)) (* (/ (pow 0 3) 6) (/ (pow 0 1) 1)) (* (/ (pow 0 2) 2) (/ (pow 0 1) 1)) (* (/ (pow 0 1) 1) (/ (pow 0 2) 2)) (* (/ (pow 0 1) 1) (/ (pow 0 1) 1)) (* (/ (pow 0 1) 1) (/ (pow 0 1) 1)) (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow (hypot (/ 1 c) (/ 1 d)) 3) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (+ (* 0 0) (* 0 0)))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (pow (hypot (/ 1 c) (/ 1 d)) 3)) (+ (* (/ +nan.0 (pow (hypot (/ 1 c) (/ 1 d)) 3)) (/ 0 (pow (hypot (/ 1 c) (/ 1 d)) 3))) (* 0 (/ 0 (pow (hypot (/ 1 c) (/ 1 d)) 3))) (* 0 (/ 0 (pow (hypot (/ 1 c) (/ 1 d)) 3))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 c) (/ 0 c)) (* 0 (/ 0 c)) (* 0 (/ 0 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 c))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)) (* 0 (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 a) (/ 0 a)) (* 0 (/ 0 a)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 a) 0) (+ (* 0 0) (* 0 (/ 1 d)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot (/ 1 c) (/ 1 d))) (+ (* (/ 1 (* (hypot (/ 1 c) (/ 1 d)) c)) (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* (- (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a)))) (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* 0 (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (sqr (* +nan.0 (+ (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (sqr c)))) (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a)))))) (+ (* 2 (* (/ +nan.0 (* (hypot (/ 1 c) (/ 1 d)) c)) (* +nan.0 (+ (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* c (* d a))))) (- (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (pow c 3))))))))))) (* 2 0)) into (* +nan.0 (+ (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 4) (pow c 4)))) (- (+ (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (* (sqr c) (* d a))))) (- (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* (sqr d) (sqr a))))))))))
* [misc]backup-simplify:  Simplify (+ (* 0 (* +nan.0 (+ (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 4) (pow c 4)))) (- (+ (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (* (sqr c) (* d a))))) (- (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* (sqr d) (sqr a))))))))))) (+ (* (/ +nan.0 (* (hypot (/ 1 c) (/ 1 d)) c)) (* +nan.0 (+ (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* c (* d a))))) (- (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (pow c 3)))))))) (+ (* (* +nan.0 (+ (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (sqr c)))) (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a))))) (* +nan.0 (+ (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (sqr c)))) (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a)))))) (+ (* (* +nan.0 (+ (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* c (* d a))))) (- (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (pow c 3))))))) (/ +nan.0 (* (hypot (/ 1 c) (/ 1 d)) c))) (* (* +nan.0 (+ (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 4) (pow c 4)))) (- (+ (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (* (sqr c) (* d a))))) (- (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* (sqr d) (sqr a)))))))))) 0))))) into (- (+ (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (* (sqr c) (* d a))))) (- (+ (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 4) (pow c 4)))) (- (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* (sqr d) (sqr a))))))))))
* [misc]backup-simplify:  Simplify (- (/ (- (+ (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (* (sqr c) (* d a))))) (- (+ (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 4) (pow c 4)))) (- (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* (sqr d) (sqr a)))))))))) (hypot (/ 1 c) (/ 1 d))) (+ (* (/ +nan.0 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (sqr c))) (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* (- (+ (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (* c (* d a))))) (- (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 4) (pow c 3))))))) (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into (- (+ (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 4) (* (sqr c) (* d a))))) (- (+ (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (* (sqr d) (sqr a))))) (- (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 5) (pow c 4)))))))))
* [misc]taylor:  Taking taylor expansion of (- (+ (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 4) (* (sqr c) (* d a))))) (- (+ (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (* (sqr d) (sqr a))))) (- (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 5) (pow c 4))))))))) in c
* [misc]taylor:  Taking taylor expansion of (+ (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 4) (* (sqr c) (* d a))))) (- (+ (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (* (sqr d) (sqr a))))) (- (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 5) (pow c 4)))))))) in c
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 4) (* (sqr c) (* d a))))) in c
* [misc]taylor:  Taking taylor expansion of +nan.0 in c
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 4) (* (sqr c) (* d a)))) in c
* [misc]taylor:  Taking taylor expansion of (* (pow (hypot (/ 1 c) (/ 1 d)) 4) (* (sqr c) (* d a))) in c
* [misc]taylor:  Taking taylor expansion of (pow (hypot (/ 1 c) (/ 1 d)) 4) in c
* [misc]taylor:  Taking taylor expansion of (exp (* 4 (log (hypot (/ 1 c) (/ 1 d))))) in c
* [misc]taylor:  Taking taylor expansion of (* 4 (log (hypot (/ 1 c) (/ 1 d)))) in c
* [misc]taylor:  Taking taylor expansion of 4 in c
* [misc]backup-simplify:  Simplify 4 into 4
* [misc]taylor:  Taking taylor expansion of (log (hypot (/ 1 c) (/ 1 d))) in c
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in c
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (log (hypot (/ 1 c) (/ 1 d))) into (log (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (* 4 (log (hypot (/ 1 c) (/ 1 d)))) into (* 4 (log (hypot (/ 1 c) (/ 1 d))))
* [misc]backup-simplify:  Simplify (exp (* 4 (log (hypot (/ 1 c) (/ 1 d))))) into (pow (hypot (/ 1 c) (/ 1 d)) 4)
* [misc]taylor:  Taking taylor expansion of (* (sqr c) (* d a)) in c
* [misc]taylor:  Taking taylor expansion of (sqr c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (* d a) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (* d a) into (* d a)
* [misc]backup-simplify:  Simplify (* 0 (* d a)) into 0
* [misc]backup-simplify:  Simplify (* (pow (hypot (/ 1 c) (/ 1 d)) 4) 0) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 a)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 0 (* d a))) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow (hypot (/ 1 c) (/ 1 d)) 1)))) 1) into 0
* [misc]backup-simplify:  Simplify (+ (* 4 0) (* 0 (log (hypot (/ 1 c) (/ 1 d))))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 4 (log (hypot (/ 1 c) (/ 1 d))))) (+ (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow (hypot (/ 1 c) (/ 1 d)) 4) 0) (* 0 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (* 0 a))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 0 0) (* 1 (* d a)))) into (* d a)
* [misc]backup-simplify:  Simplify (/ (+ (* -1 (/ (* (pow (* 1 0) 2)) (pow (hypot (/ 1 c) (/ 1 d)) 2))) (* 1 (/ (* 1 (pow (* 2 0) 1)) (pow (hypot (/ 1 c) (/ 1 d)) 1)))) 2) into 0
* [misc]backup-simplify:  Simplify (+ (* 4 0) (+ (* 0 0) (* 0 (log (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 4 (log (hypot (/ 1 c) (/ 1 d))))) (+ (* (/ (pow 0 2) 2)) (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow (hypot (/ 1 c) (/ 1 d)) 4) (* d a)) (+ (* 0 0) (* 0 0))) into (* (pow (hypot (/ 1 c) (/ 1 d)) 4) (* d a))
* [misc]backup-simplify:  Simplify (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 4) (* d a))) into (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 4) (* d a)))
* [misc]taylor:  Taking taylor expansion of (- (+ (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (* (sqr d) (sqr a))))) (- (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 5) (pow c 4))))))) in c
* [misc]taylor:  Taking taylor expansion of (+ (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (* (sqr d) (sqr a))))) (- (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 5) (pow c 4)))))) in c
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (* (sqr d) (sqr a))))) in c
* [misc]taylor:  Taking taylor expansion of +nan.0 in c
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (* (sqr d) (sqr a)))) in c
* [misc]taylor:  Taking taylor expansion of (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (* (sqr d) (sqr a))) in c
* [misc]taylor:  Taking taylor expansion of (pow (hypot (/ 1 c) (/ 1 d)) 3) in c
* [misc]taylor:  Taking taylor expansion of (exp (* 3 (log (hypot (/ 1 c) (/ 1 d))))) in c
* [misc]taylor:  Taking taylor expansion of (* 3 (log (hypot (/ 1 c) (/ 1 d)))) in c
* [misc]taylor:  Taking taylor expansion of 3 in c
* [misc]backup-simplify:  Simplify 3 into 3
* [misc]taylor:  Taking taylor expansion of (log (hypot (/ 1 c) (/ 1 d))) in c
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in c
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (log (hypot (/ 1 c) (/ 1 d))) into (log (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (* 3 (log (hypot (/ 1 c) (/ 1 d)))) into (* 3 (log (hypot (/ 1 c) (/ 1 d))))
* [misc]backup-simplify:  Simplify (exp (* 3 (log (hypot (/ 1 c) (/ 1 d))))) into (pow (hypot (/ 1 c) (/ 1 d)) 3)
* [misc]taylor:  Taking taylor expansion of (* (sqr d) (sqr a)) in c
* [misc]taylor:  Taking taylor expansion of (sqr d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (sqr a) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (* d d) into (sqr d)
* [misc]backup-simplify:  Simplify (* a a) into (sqr a)
* [misc]backup-simplify:  Simplify (* (sqr d) (sqr a)) into (* (sqr d) (sqr a))
* [misc]backup-simplify:  Simplify (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (* (sqr d) (sqr a))) into (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (* (sqr d) (sqr a)))
* [misc]backup-simplify:  Simplify (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (* (sqr d) (sqr a)))) into (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (* (sqr d) (sqr a))))
* [misc]taylor:  Taking taylor expansion of (- (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 5) (pow c 4))))) in c
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 5) (pow c 4)))) in c
* [misc]taylor:  Taking taylor expansion of +nan.0 in c
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 5) (pow c 4))) in c
* [misc]taylor:  Taking taylor expansion of (* (pow (hypot (/ 1 c) (/ 1 d)) 5) (pow c 4)) in c
* [misc]taylor:  Taking taylor expansion of (pow (hypot (/ 1 c) (/ 1 d)) 5) in c
* [misc]taylor:  Taking taylor expansion of (exp (* 5 (log (hypot (/ 1 c) (/ 1 d))))) in c
* [misc]taylor:  Taking taylor expansion of (* 5 (log (hypot (/ 1 c) (/ 1 d)))) in c
* [misc]taylor:  Taking taylor expansion of 5 in c
* [misc]backup-simplify:  Simplify 5 into 5
* [misc]taylor:  Taking taylor expansion of (log (hypot (/ 1 c) (/ 1 d))) in c
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in c
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (log (hypot (/ 1 c) (/ 1 d))) into (log (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (* 5 (log (hypot (/ 1 c) (/ 1 d)))) into (* 5 (log (hypot (/ 1 c) (/ 1 d))))
* [misc]backup-simplify:  Simplify (exp (* 5 (log (hypot (/ 1 c) (/ 1 d))))) into (pow (hypot (/ 1 c) (/ 1 d)) 5)
* [misc]taylor:  Taking taylor expansion of (pow c 4) in c
* [misc]backup-simplify:  Simplify (* (pow (hypot (/ 1 c) (/ 1 d)) 5) 1) into (pow (hypot (/ 1 c) (/ 1 d)) 5)
* [misc]backup-simplify:  Simplify (/ 1 (pow (hypot (/ 1 c) (/ 1 d)) 5)) into (/ 1 (pow (hypot (/ 1 c) (/ 1 d)) 5))
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 a))))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (+ (* 0 0) (* 0 a)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 (* d a)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 0 0) (+ (* 1 0) (* 0 (* d a))))) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* 2 (/ (* (pow (* 1 0) 3)) (pow (hypot (/ 1 c) (/ 1 d)) 3))) (* -3 (/ (* (pow (* 1 0) 1) (pow (* 2 0) 1)) (pow (hypot (/ 1 c) (/ 1 d)) 2))) (* 1 (/ (* 1 1 (pow (* 6 0) 1)) (pow (hypot (/ 1 c) (/ 1 d)) 1)))) 6) into 0
* [misc]backup-simplify:  Simplify (+ (* 4 0) (+ (* 0 0) (+ (* 0 0) (* 0 (log (hypot (/ 1 c) (/ 1 d))))))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 4 (log (hypot (/ 1 c) (/ 1 d))))) (+ (* (/ (pow 0 3) 6)) (* (/ (pow 0 1) 1) (/ (pow 0 1) 1)) (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* -6 (/ (* (pow (* 1 0) 4)) (pow (hypot (/ 1 c) (/ 1 d)) 4))) (* 12 (/ (* (pow (* 1 0) 2) (pow (* 2 0) 1)) (pow (hypot (/ 1 c) (/ 1 d)) 3))) (* -3 (/ (* 1 (pow (* 2 0) 2)) (pow (hypot (/ 1 c) (/ 1 d)) 2))) (* -4 (/ (* (pow (* 1 0) 1) 1 (pow (* 6 0) 1)) (pow (hypot (/ 1 c) (/ 1 d)) 2))) (* 1 (/ (* 1 1 1 (pow (* 24 0) 1)) (pow (hypot (/ 1 c) (/ 1 d)) 1)))) 24) into 0
* [misc]backup-simplify:  Simplify (+ (* 4 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (log (hypot (/ 1 c) (/ 1 d)))))))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 4 (log (hypot (/ 1 c) (/ 1 d))))) (+ (* (/ (pow 0 4) 24)) (* (/ (pow 0 2) 2) (/ (pow 0 1) 1)) (* (/ (pow 0 1) 1) (/ (pow 0 1) 1)) (* (/ (pow 0 2) 2)) (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow (hypot (/ 1 c) (/ 1 d)) 4) 0) (+ (* 0 0) (+ (* 0 (* d a)) (+ (* 0 0) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow (hypot (/ 1 c) (/ 1 d)) 4) 0) (+ (* 0 (* d a)) (+ (* 0 0) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 4) (* d a))) (/ 0 (* (pow (hypot (/ 1 c) (/ 1 d)) 4) (* d a)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 4) (* d a))) (/ 0 (* (pow (hypot (/ 1 c) (/ 1 d)) 4) (* d a)))) (* 0 (/ 0 (* (pow (hypot (/ 1 c) (/ 1 d)) 4) (* d a)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* +nan.0 0) (+ (* 0 0) (* 0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 4) (* d a)))))) into 0
* [misc]backup-simplify:  Simplify (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (* (sqr d) (sqr a))))) into (/ +nan.0 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (* (sqr d) (sqr a))))
* [misc]backup-simplify:  Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow (hypot (/ 1 c) (/ 1 d)) 1)))) 1) into 0
* [misc]backup-simplify:  Simplify (+ (* 5 0) (* 0 (log (hypot (/ 1 c) (/ 1 d))))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 5 (log (hypot (/ 1 c) (/ 1 d))))) (+ (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* -1 (/ (* (pow (* 1 0) 2)) (pow (hypot (/ 1 c) (/ 1 d)) 2))) (* 1 (/ (* 1 (pow (* 2 0) 1)) (pow (hypot (/ 1 c) (/ 1 d)) 1)))) 2) into 0
* [misc]backup-simplify:  Simplify (+ (* 5 0) (+ (* 0 0) (* 0 (log (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 5 (log (hypot (/ 1 c) (/ 1 d))))) (+ (* (/ (pow 0 2) 2)) (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* 2 (/ (* (pow (* 1 0) 3)) (pow (hypot (/ 1 c) (/ 1 d)) 3))) (* -3 (/ (* (pow (* 1 0) 1) (pow (* 2 0) 1)) (pow (hypot (/ 1 c) (/ 1 d)) 2))) (* 1 (/ (* 1 1 (pow (* 6 0) 1)) (pow (hypot (/ 1 c) (/ 1 d)) 1)))) 6) into 0
* [misc]backup-simplify:  Simplify (+ (* 5 0) (+ (* 0 0) (+ (* 0 0) (* 0 (log (hypot (/ 1 c) (/ 1 d))))))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 5 (log (hypot (/ 1 c) (/ 1 d))))) (+ (* (/ (pow 0 3) 6)) (* (/ (pow 0 1) 1) (/ (pow 0 1) 1)) (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* -6 (/ (* (pow (* 1 0) 4)) (pow (hypot (/ 1 c) (/ 1 d)) 4))) (* 12 (/ (* (pow (* 1 0) 2) (pow (* 2 0) 1)) (pow (hypot (/ 1 c) (/ 1 d)) 3))) (* -3 (/ (* 1 (pow (* 2 0) 2)) (pow (hypot (/ 1 c) (/ 1 d)) 2))) (* -4 (/ (* (pow (* 1 0) 1) 1 (pow (* 6 0) 1)) (pow (hypot (/ 1 c) (/ 1 d)) 2))) (* 1 (/ (* 1 1 1 (pow (* 24 0) 1)) (pow (hypot (/ 1 c) (/ 1 d)) 1)))) 24) into 0
* [misc]backup-simplify:  Simplify (+ (* 5 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (log (hypot (/ 1 c) (/ 1 d)))))))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 5 (log (hypot (/ 1 c) (/ 1 d))))) (+ (* (/ (pow 0 4) 24)) (* (/ (pow 0 2) 2) (/ (pow 0 1) 1)) (* (/ (pow 0 1) 1) (/ (pow 0 1) 1)) (* (/ (pow 0 2) 2)) (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow (hypot (/ 1 c) (/ 1 d)) 5) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow (hypot (/ 1 c) (/ 1 d)) 5) 0) (* 0 1)) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (pow (hypot (/ 1 c) (/ 1 d)) 5)) (/ 0 (pow (hypot (/ 1 c) (/ 1 d)) 5))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow (hypot (/ 1 c) (/ 1 d)) 5) 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow (hypot (/ 1 c) (/ 1 d)) 5) 0) (+ (* 0 0) (* 0 1))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (pow (hypot (/ 1 c) (/ 1 d)) 5)) (/ 0 (pow (hypot (/ 1 c) (/ 1 d)) 5))) (* 0 (/ 0 (pow (hypot (/ 1 c) (/ 1 d)) 5))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (pow (hypot (/ 1 c) (/ 1 d)) 5)) (/ 0 (pow (hypot (/ 1 c) (/ 1 d)) 5))) (* 0 (/ 0 (pow (hypot (/ 1 c) (/ 1 d)) 5))) (* 0 (/ 0 (pow (hypot (/ 1 c) (/ 1 d)) 5))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (pow (hypot (/ 1 c) (/ 1 d)) 5)) (/ 0 (pow (hypot (/ 1 c) (/ 1 d)) 5))) (* 0 (/ 0 (pow (hypot (/ 1 c) (/ 1 d)) 5))) (* 0 (/ 0 (pow (hypot (/ 1 c) (/ 1 d)) 5))) (* 0 (/ 0 (pow (hypot (/ 1 c) (/ 1 d)) 5))))) into 0
* [misc]backup-simplify:  Simplify (+ (* +nan.0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 (pow (hypot (/ 1 c) (/ 1 d)) 5))))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ (/ +nan.0 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (* (sqr d) (sqr a)))) 0) into (- (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (* (sqr d) (sqr a))))))
* [misc]backup-simplify:  Simplify (- (- (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (* (sqr d) (sqr a))))))) into (- (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (* (sqr d) (sqr a))))))
* [misc]backup-simplify:  Simplify (+ 0 (- (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (* (sqr d) (sqr a))))))) into (- (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (* (sqr d) (sqr a))))))
* [misc]backup-simplify:  Simplify (- (- (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (* (sqr d) (sqr a))))))) into (- (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (* (sqr d) (sqr a))))))
* [misc]taylor:  Taking taylor expansion of (- (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (* (sqr d) (sqr a)))))) in a
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (* (sqr d) (sqr a))))) in a
* [misc]taylor:  Taking taylor expansion of +nan.0 in a
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (* (sqr d) (sqr a)))) in a
* [misc]taylor:  Taking taylor expansion of (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (* (sqr d) (sqr a))) in a
* [misc]taylor:  Taking taylor expansion of (pow (hypot (/ 1 c) (/ 1 d)) 3) in a
* [misc]taylor:  Taking taylor expansion of (exp (* 3 (log (hypot (/ 1 c) (/ 1 d))))) in a
* [misc]taylor:  Taking taylor expansion of (* 3 (log (hypot (/ 1 c) (/ 1 d)))) in a
* [misc]taylor:  Taking taylor expansion of 3 in a
* [misc]backup-simplify:  Simplify 3 into 3
* [misc]taylor:  Taking taylor expansion of (log (hypot (/ 1 c) (/ 1 d))) in a
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in a
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (log (hypot (/ 1 c) (/ 1 d))) into (log (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (* 3 (log (hypot (/ 1 c) (/ 1 d)))) into (* 3 (log (hypot (/ 1 c) (/ 1 d))))
* [misc]backup-simplify:  Simplify (exp (* 3 (log (hypot (/ 1 c) (/ 1 d))))) into (pow (hypot (/ 1 c) (/ 1 d)) 3)
* [misc]taylor:  Taking taylor expansion of (* (sqr d) (sqr a)) in a
* [misc]taylor:  Taking taylor expansion of (sqr d) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (sqr a) in a
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* d d) into (sqr d)
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (* (sqr d) 0) into 0
* [misc]backup-simplify:  Simplify (* (pow (hypot (/ 1 c) (/ 1 d)) 3) 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 d)) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr d) 0) (* 0 0)) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow (hypot (/ 1 c) (/ 1 d)) 1)))) 1) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (* 0 (log (hypot (/ 1 c) (/ 1 d))))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 3 (log (hypot (/ 1 c) (/ 1 d))))) (+ (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow (hypot (/ 1 c) (/ 1 d)) 3) 0) (* 0 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (* 0 d))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr d) 1) (+ (* 0 0) (* 0 0))) into (sqr d)
* [misc]backup-simplify:  Simplify (/ (+ (* -1 (/ (* (pow (* 1 0) 2)) (pow (hypot (/ 1 c) (/ 1 d)) 2))) (* 1 (/ (* 1 (pow (* 2 0) 1)) (pow (hypot (/ 1 c) (/ 1 d)) 1)))) 2) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (+ (* 0 0) (* 0 (log (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 3 (log (hypot (/ 1 c) (/ 1 d))))) (+ (* (/ (pow 0 2) 2)) (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (sqr d)) (+ (* 0 0) (* 0 0))) into (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (sqr d))
* [misc]backup-simplify:  Simplify (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (sqr d))) into (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (sqr d)))
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (+ (* 0 0) (* 0 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr d) 0) (+ (* 0 0) (+ (* 0 1) (+ (* 0 0) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr d) 0) (+ (* 0 1) (+ (* 0 0) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* 2 (/ (* (pow (* 1 0) 3)) (pow (hypot (/ 1 c) (/ 1 d)) 3))) (* -3 (/ (* (pow (* 1 0) 1) (pow (* 2 0) 1)) (pow (hypot (/ 1 c) (/ 1 d)) 2))) (* 1 (/ (* 1 1 (pow (* 6 0) 1)) (pow (hypot (/ 1 c) (/ 1 d)) 1)))) 6) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (+ (* 0 0) (+ (* 0 0) (* 0 (log (hypot (/ 1 c) (/ 1 d))))))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 3 (log (hypot (/ 1 c) (/ 1 d))))) (+ (* (/ (pow 0 3) 6)) (* (/ (pow 0 1) 1) (/ (pow 0 1) 1)) (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* -6 (/ (* (pow (* 1 0) 4)) (pow (hypot (/ 1 c) (/ 1 d)) 4))) (* 12 (/ (* (pow (* 1 0) 2) (pow (* 2 0) 1)) (pow (hypot (/ 1 c) (/ 1 d)) 3))) (* -3 (/ (* 1 (pow (* 2 0) 2)) (pow (hypot (/ 1 c) (/ 1 d)) 2))) (* -4 (/ (* (pow (* 1 0) 1) 1 (pow (* 6 0) 1)) (pow (hypot (/ 1 c) (/ 1 d)) 2))) (* 1 (/ (* 1 1 1 (pow (* 24 0) 1)) (pow (hypot (/ 1 c) (/ 1 d)) 1)))) 24) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (log (hypot (/ 1 c) (/ 1 d)))))))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 3 (log (hypot (/ 1 c) (/ 1 d))))) (+ (* (/ (pow 0 4) 24)) (* (/ (pow 0 2) 2) (/ (pow 0 1) 1)) (* (/ (pow 0 1) 1) (/ (pow 0 1) 1)) (* (/ (pow 0 2) 2)) (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow (hypot (/ 1 c) (/ 1 d)) 3) 0) (+ (* 0 0) (+ (* 0 (sqr d)) (+ (* 0 0) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow (hypot (/ 1 c) (/ 1 d)) 3) 0) (+ (* 0 (sqr d)) (+ (* 0 0) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (sqr d))) (/ 0 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (sqr d)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (sqr d))) (/ 0 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (sqr d)))) (* 0 (/ 0 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (sqr d)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* +nan.0 0) (+ (* 0 0) (* 0 (/ 1 (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (sqr d)))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]approximate:  Taking taylor expansion of (/ (sqr (sqrt (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))))) (hypot (/ 1 (- c)) (/ 1 (- d)))) in (b c a d) around 0
* [misc]taylor:  Taking taylor expansion of (/ (sqr (sqrt (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))))) (hypot (/ 1 (- c)) (/ 1 (- d)))) in d
* [misc]taylor:  Taking taylor expansion of (sqr (sqrt (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))))) in d
* [misc]taylor:  Taking taylor expansion of (sqrt (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d))))) in d
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))) in d
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in d
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in d
* [misc]taylor:  Taking taylor expansion of (- b) in d
* [misc]taylor:  Taking taylor expansion of b in d
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (/ 1 (- b)) into (/ -1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in d
* [misc]taylor:  Taking taylor expansion of (- c) in d
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in d
* [misc]taylor:  Taking taylor expansion of (- a) in d
* [misc]taylor:  Taking taylor expansion of a in d
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (/ 1 (- a)) into (/ -1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in d
* [misc]taylor:  Taking taylor expansion of (- d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in d
* [misc]backup-simplify:  Simplify (hypot (/ 1 (- c)) (/ 1 (- d))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* (/ -1 a) -1) into (/ 1 a)
* [misc]backup-simplify:  Simplify (- (/ 1 a)) into (- (/ 1 a))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 a))) into (- (/ 1 a))
* [misc]backup-simplify:  Simplify (/ (- (/ 1 a)) (hypot (/ -1 c) (/ -1 d))) into (/ -1 (* a (hypot (/ -1 c) (/ -1 d))))
* [misc]backup-simplify:  Simplify (sqrt 0) into 0
* [misc]backup-simplify:  Simplify (/ (/ -1 (* a (hypot (/ -1 c) (/ -1 d)))) (* 2 (sqrt 0))) into (/ +nan.0 (* a (hypot (/ -1 c) (/ -1 d))))
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in d
* [misc]backup-simplify:  Simplify (hypot (/ 1 (- c)) (/ 1 (- d))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 (/ +nan.0 (* a (hypot (/ -1 c) (/ -1 d))))) (* (/ +nan.0 (* a (hypot (/ -1 c) (/ -1 d)))) 0)) into 0
* [misc]backup-simplify:  Simplify (* (/ -1 b) (/ -1 c)) into (/ 1 (* b c))
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 a) (/ 0 (- a))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 a) 0) (* 0 -1)) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ (/ 1 (* b c)) 0) into (/ 1 (* b c))
* [misc]backup-simplify:  Simplify (- (/ (/ 1 (* b c)) (hypot (/ -1 c) (/ -1 d))) (+ (* (/ -1 (* a (hypot (/ -1 c) (/ -1 d)))) (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into (/ 1 (* b (* c (hypot (/ -1 c) (/ -1 d)))))
* [misc]backup-simplify:  Simplify (/ (- (/ 1 (* b (* c (hypot (/ -1 c) (/ -1 d))))) (sqr (/ +nan.0 (* a (hypot (/ -1 c) (/ -1 d))))) (+)) (* 2 0)) into (* +nan.0 (- (/ 1 (* b (* c (hypot (/ -1 c) (/ -1 d))))) (* +nan.0 (/ 1 (* (sqr a) (sqr (hypot (/ -1 c) (/ -1 d))))))))
* [misc]backup-simplify:  Simplify (+ (* 0 (* +nan.0 (- (/ 1 (* b (* c (hypot (/ -1 c) (/ -1 d))))) (* +nan.0 (/ 1 (* (sqr a) (sqr (hypot (/ -1 c) (/ -1 d))))))))) (+ (* (/ +nan.0 (* a (hypot (/ -1 c) (/ -1 d)))) (/ +nan.0 (* a (hypot (/ -1 c) (/ -1 d))))) (* (* +nan.0 (- (/ 1 (* b (* c (hypot (/ -1 c) (/ -1 d))))) (* +nan.0 (/ 1 (* (sqr a) (sqr (hypot (/ -1 c) (/ -1 d)))))))) 0))) into (- (* +nan.0 (/ 1 (* (sqr a) (sqr (hypot (/ -1 c) (/ -1 d)))))))
* [misc]backup-simplify:  Simplify (/ (- (* +nan.0 (/ 1 (* (sqr a) (sqr (hypot (/ -1 c) (/ -1 d))))))) (hypot (/ -1 c) (/ -1 d))) into (/ +nan.0 (* (sqr a) (pow (hypot (/ -1 c) (/ -1 d)) 3)))
* [misc]taylor:  Taking taylor expansion of (/ (sqr (sqrt (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))))) (hypot (/ 1 (- c)) (/ 1 (- d)))) in a
* [misc]taylor:  Taking taylor expansion of (sqr (sqrt (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))))) in a
* [misc]taylor:  Taking taylor expansion of (sqrt (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d))))) in a
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))) in a
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in a
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in a
* [misc]taylor:  Taking taylor expansion of (- b) in a
* [misc]taylor:  Taking taylor expansion of b in a
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (/ 1 (- b)) into (/ -1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in a
* [misc]taylor:  Taking taylor expansion of (- c) in a
* [misc]taylor:  Taking taylor expansion of c in a
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in a
* [misc]taylor:  Taking taylor expansion of (- a) in a
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in a
* [misc]taylor:  Taking taylor expansion of (- d) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in a
* [misc]backup-simplify:  Simplify (hypot (/ 1 (- c)) (/ 1 (- d))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* -1 (/ -1 d)) into (/ 1 d)
* [misc]backup-simplify:  Simplify (- (/ 1 d)) into (- (/ 1 d))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 d))) into (- (/ 1 d))
* [misc]backup-simplify:  Simplify (/ (- (/ 1 d)) (hypot (/ -1 c) (/ -1 d))) into (/ -1 (* d (hypot (/ -1 c) (/ -1 d))))
* [misc]backup-simplify:  Simplify (sqrt 0) into 0
* [misc]backup-simplify:  Simplify (/ (/ -1 (* d (hypot (/ -1 c) (/ -1 d)))) (* 2 (sqrt 0))) into (/ +nan.0 (* d (hypot (/ -1 c) (/ -1 d))))
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in a
* [misc]backup-simplify:  Simplify (hypot (/ 1 (- c)) (/ 1 (- d))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 (/ +nan.0 (* d (hypot (/ -1 c) (/ -1 d))))) (* (/ +nan.0 (* d (hypot (/ -1 c) (/ -1 d)))) 0)) into 0
* [misc]backup-simplify:  Simplify (* (/ -1 b) (/ -1 c)) into (/ 1 (* b c))
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d) (/ 0 (- d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (* 0 (/ -1 d))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ (/ 1 (* b c)) 0) into (/ 1 (* b c))
* [misc]backup-simplify:  Simplify (- (/ (/ 1 (* b c)) (hypot (/ -1 c) (/ -1 d))) (+ (* (/ -1 (* d (hypot (/ -1 c) (/ -1 d)))) (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into (/ 1 (* b (* c (hypot (/ -1 c) (/ -1 d)))))
* [misc]backup-simplify:  Simplify (/ (- (/ 1 (* b (* c (hypot (/ -1 c) (/ -1 d))))) (sqr (/ +nan.0 (* d (hypot (/ -1 c) (/ -1 d))))) (+)) (* 2 0)) into (* +nan.0 (- (/ 1 (* b (* c (hypot (/ -1 c) (/ -1 d))))) (* +nan.0 (/ 1 (* (sqr d) (sqr (hypot (/ -1 c) (/ -1 d))))))))
* [misc]backup-simplify:  Simplify (+ (* 0 (* +nan.0 (- (/ 1 (* b (* c (hypot (/ -1 c) (/ -1 d))))) (* +nan.0 (/ 1 (* (sqr d) (sqr (hypot (/ -1 c) (/ -1 d))))))))) (+ (* (/ +nan.0 (* d (hypot (/ -1 c) (/ -1 d)))) (/ +nan.0 (* d (hypot (/ -1 c) (/ -1 d))))) (* (* +nan.0 (- (/ 1 (* b (* c (hypot (/ -1 c) (/ -1 d))))) (* +nan.0 (/ 1 (* (sqr d) (sqr (hypot (/ -1 c) (/ -1 d)))))))) 0))) into (- (* +nan.0 (/ 1 (* (sqr d) (sqr (hypot (/ -1 c) (/ -1 d)))))))
* [misc]backup-simplify:  Simplify (/ (- (* +nan.0 (/ 1 (* (sqr d) (sqr (hypot (/ -1 c) (/ -1 d))))))) (hypot (/ -1 c) (/ -1 d))) into (/ +nan.0 (* (sqr d) (pow (hypot (/ -1 c) (/ -1 d)) 3)))
* [misc]taylor:  Taking taylor expansion of (/ (sqr (sqrt (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))))) (hypot (/ 1 (- c)) (/ 1 (- d)))) in c
* [misc]taylor:  Taking taylor expansion of (sqr (sqrt (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))))) in c
* [misc]taylor:  Taking taylor expansion of (sqrt (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d))))) in c
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))) in c
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in c
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in c
* [misc]taylor:  Taking taylor expansion of (- b) in c
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (/ 1 (- b)) into (/ -1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in c
* [misc]taylor:  Taking taylor expansion of (- c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in c
* [misc]taylor:  Taking taylor expansion of (- a) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (/ 1 (- a)) into (/ -1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in c
* [misc]taylor:  Taking taylor expansion of (- d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in c
* [misc]backup-simplify:  Simplify (hypot (/ 1 (- c)) (/ 1 (- d))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* (/ -1 b) -1) into (/ 1 b)
* [misc]backup-simplify:  Simplify (+ (/ 1 b) 0) into (/ 1 b)
* [misc]backup-simplify:  Simplify (/ (/ 1 b) (hypot (/ -1 c) (/ -1 d))) into (/ 1 (* b (hypot (/ -1 c) (/ -1 d))))
* [misc]backup-simplify:  Simplify (sqrt 0) into 0
* [misc]backup-simplify:  Simplify (/ (/ 1 (* b (hypot (/ -1 c) (/ -1 d)))) (* 2 (sqrt 0))) into (/ +nan.0 (* b (hypot (/ -1 c) (/ -1 d))))
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in c
* [misc]backup-simplify:  Simplify (hypot (/ 1 (- c)) (/ 1 (- d))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 (/ +nan.0 (* b (hypot (/ -1 c) (/ -1 d))))) (* (/ +nan.0 (* b (hypot (/ -1 c) (/ -1 d)))) 0)) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 b) (/ 0 (- b))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 b) 0) (* 0 -1)) into 0
* [misc]backup-simplify:  Simplify (* (/ -1 a) (/ -1 d)) into (/ 1 (* d a))
* [misc]backup-simplify:  Simplify (- (/ 1 (* d a))) into (- (/ 1 (* d a)))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 (* d a)))) into (- (/ 1 (* d a)))
* [misc]backup-simplify:  Simplify (- (/ (- (/ 1 (* d a))) (hypot (/ -1 c) (/ -1 d))) (+ (* (/ 1 (* b (hypot (/ -1 c) (/ -1 d)))) (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into (- (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d))))))
* [misc]backup-simplify:  Simplify (/ (- (- (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d)))))) (sqr (/ +nan.0 (* b (hypot (/ -1 c) (/ -1 d))))) (+)) (* 2 0)) into (* +nan.0 (+ (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d))))) (- (* +nan.0 (/ 1 (* (sqr b) (sqr (hypot (/ -1 c) (/ -1 d)))))))))
* [misc]backup-simplify:  Simplify (+ (* 0 (* +nan.0 (+ (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d))))) (- (* +nan.0 (/ 1 (* (sqr b) (sqr (hypot (/ -1 c) (/ -1 d)))))))))) (+ (* (/ +nan.0 (* b (hypot (/ -1 c) (/ -1 d)))) (/ +nan.0 (* b (hypot (/ -1 c) (/ -1 d))))) (* (* +nan.0 (+ (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d))))) (- (* +nan.0 (/ 1 (* (sqr b) (sqr (hypot (/ -1 c) (/ -1 d))))))))) 0))) into (- (* +nan.0 (/ 1 (* (sqr b) (sqr (hypot (/ -1 c) (/ -1 d)))))))
* [misc]backup-simplify:  Simplify (/ (- (* +nan.0 (/ 1 (* (sqr b) (sqr (hypot (/ -1 c) (/ -1 d))))))) (hypot (/ -1 c) (/ -1 d))) into (/ +nan.0 (* (sqr b) (pow (hypot (/ -1 c) (/ -1 d)) 3)))
* [misc]taylor:  Taking taylor expansion of (/ (sqr (sqrt (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))))) (hypot (/ 1 (- c)) (/ 1 (- d)))) in b
* [misc]taylor:  Taking taylor expansion of (sqr (sqrt (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))))) in b
* [misc]taylor:  Taking taylor expansion of (sqrt (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d))))) in b
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))) in b
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in b
* [misc]taylor:  Taking taylor expansion of (- b) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in b
* [misc]taylor:  Taking taylor expansion of (- c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in b
* [misc]taylor:  Taking taylor expansion of (- a) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (/ 1 (- a)) into (/ -1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in b
* [misc]taylor:  Taking taylor expansion of (- d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in b
* [misc]backup-simplify:  Simplify (hypot (/ 1 (- c)) (/ 1 (- d))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* -1 (/ -1 c)) into (/ 1 c)
* [misc]backup-simplify:  Simplify (+ (/ 1 c) 0) into (/ 1 c)
* [misc]backup-simplify:  Simplify (/ (/ 1 c) (hypot (/ -1 c) (/ -1 d))) into (/ 1 (* c (hypot (/ -1 c) (/ -1 d))))
* [misc]backup-simplify:  Simplify (sqrt 0) into 0
* [misc]backup-simplify:  Simplify (/ (/ 1 (* c (hypot (/ -1 c) (/ -1 d)))) (* 2 (sqrt 0))) into (/ +nan.0 (* c (hypot (/ -1 c) (/ -1 d))))
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in b
* [misc]backup-simplify:  Simplify (hypot (/ 1 (- c)) (/ 1 (- d))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 (/ +nan.0 (* c (hypot (/ -1 c) (/ -1 d))))) (* (/ +nan.0 (* c (hypot (/ -1 c) (/ -1 d)))) 0)) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 c) (/ 0 (- c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (* 0 (/ -1 c))) into 0
* [misc]backup-simplify:  Simplify (* (/ -1 a) (/ -1 d)) into (/ 1 (* d a))
* [misc]backup-simplify:  Simplify (- (/ 1 (* d a))) into (- (/ 1 (* d a)))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 (* d a)))) into (- (/ 1 (* d a)))
* [misc]backup-simplify:  Simplify (- (/ (- (/ 1 (* d a))) (hypot (/ -1 c) (/ -1 d))) (+ (* (/ 1 (* c (hypot (/ -1 c) (/ -1 d)))) (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into (- (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d))))))
* [misc]backup-simplify:  Simplify (/ (- (- (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d)))))) (sqr (/ +nan.0 (* c (hypot (/ -1 c) (/ -1 d))))) (+)) (* 2 0)) into (* +nan.0 (+ (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d))))) (- (* +nan.0 (/ 1 (* (sqr c) (sqr (hypot (/ -1 c) (/ -1 d)))))))))
* [misc]backup-simplify:  Simplify (+ (* 0 (* +nan.0 (+ (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d))))) (- (* +nan.0 (/ 1 (* (sqr c) (sqr (hypot (/ -1 c) (/ -1 d)))))))))) (+ (* (/ +nan.0 (* c (hypot (/ -1 c) (/ -1 d)))) (/ +nan.0 (* c (hypot (/ -1 c) (/ -1 d))))) (* (* +nan.0 (+ (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d))))) (- (* +nan.0 (/ 1 (* (sqr c) (sqr (hypot (/ -1 c) (/ -1 d))))))))) 0))) into (- (* +nan.0 (/ 1 (* (sqr c) (sqr (hypot (/ -1 c) (/ -1 d)))))))
* [misc]backup-simplify:  Simplify (/ (- (* +nan.0 (/ 1 (* (sqr c) (sqr (hypot (/ -1 c) (/ -1 d))))))) (hypot (/ -1 c) (/ -1 d))) into (/ +nan.0 (* (sqr c) (pow (hypot (/ -1 c) (/ -1 d)) 3)))
* [misc]taylor:  Taking taylor expansion of (/ (sqr (sqrt (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))))) (hypot (/ 1 (- c)) (/ 1 (- d)))) in b
* [misc]taylor:  Taking taylor expansion of (sqr (sqrt (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))))) in b
* [misc]taylor:  Taking taylor expansion of (sqrt (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d))))) in b
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))) in b
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in b
* [misc]taylor:  Taking taylor expansion of (- b) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in b
* [misc]taylor:  Taking taylor expansion of (- c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in b
* [misc]taylor:  Taking taylor expansion of (- a) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (/ 1 (- a)) into (/ -1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in b
* [misc]taylor:  Taking taylor expansion of (- d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in b
* [misc]backup-simplify:  Simplify (hypot (/ 1 (- c)) (/ 1 (- d))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* -1 (/ -1 c)) into (/ 1 c)
* [misc]backup-simplify:  Simplify (+ (/ 1 c) 0) into (/ 1 c)
* [misc]backup-simplify:  Simplify (/ (/ 1 c) (hypot (/ -1 c) (/ -1 d))) into (/ 1 (* c (hypot (/ -1 c) (/ -1 d))))
* [misc]backup-simplify:  Simplify (sqrt 0) into 0
* [misc]backup-simplify:  Simplify (/ (/ 1 (* c (hypot (/ -1 c) (/ -1 d)))) (* 2 (sqrt 0))) into (/ +nan.0 (* c (hypot (/ -1 c) (/ -1 d))))
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in b
* [misc]backup-simplify:  Simplify (hypot (/ 1 (- c)) (/ 1 (- d))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 (/ +nan.0 (* c (hypot (/ -1 c) (/ -1 d))))) (* (/ +nan.0 (* c (hypot (/ -1 c) (/ -1 d)))) 0)) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 c) (/ 0 (- c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (* 0 (/ -1 c))) into 0
* [misc]backup-simplify:  Simplify (* (/ -1 a) (/ -1 d)) into (/ 1 (* d a))
* [misc]backup-simplify:  Simplify (- (/ 1 (* d a))) into (- (/ 1 (* d a)))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 (* d a)))) into (- (/ 1 (* d a)))
* [misc]backup-simplify:  Simplify (- (/ (- (/ 1 (* d a))) (hypot (/ -1 c) (/ -1 d))) (+ (* (/ 1 (* c (hypot (/ -1 c) (/ -1 d)))) (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into (- (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d))))))
* [misc]backup-simplify:  Simplify (/ (- (- (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d)))))) (sqr (/ +nan.0 (* c (hypot (/ -1 c) (/ -1 d))))) (+)) (* 2 0)) into (* +nan.0 (+ (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d))))) (- (* +nan.0 (/ 1 (* (sqr c) (sqr (hypot (/ -1 c) (/ -1 d)))))))))
* [misc]backup-simplify:  Simplify (+ (* 0 (* +nan.0 (+ (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d))))) (- (* +nan.0 (/ 1 (* (sqr c) (sqr (hypot (/ -1 c) (/ -1 d)))))))))) (+ (* (/ +nan.0 (* c (hypot (/ -1 c) (/ -1 d)))) (/ +nan.0 (* c (hypot (/ -1 c) (/ -1 d))))) (* (* +nan.0 (+ (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d))))) (- (* +nan.0 (/ 1 (* (sqr c) (sqr (hypot (/ -1 c) (/ -1 d))))))))) 0))) into (- (* +nan.0 (/ 1 (* (sqr c) (sqr (hypot (/ -1 c) (/ -1 d)))))))
* [misc]backup-simplify:  Simplify (/ (- (* +nan.0 (/ 1 (* (sqr c) (sqr (hypot (/ -1 c) (/ -1 d))))))) (hypot (/ -1 c) (/ -1 d))) into (/ +nan.0 (* (sqr c) (pow (hypot (/ -1 c) (/ -1 d)) 3)))
* [misc]taylor:  Taking taylor expansion of (/ +nan.0 (* (sqr c) (pow (hypot (/ -1 c) (/ -1 d)) 3))) in c
* [misc]taylor:  Taking taylor expansion of +nan.0 in c
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (* (sqr c) (pow (hypot (/ -1 c) (/ -1 d)) 3)) in c
* [misc]taylor:  Taking taylor expansion of (sqr c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (pow (hypot (/ -1 c) (/ -1 d)) 3) in c
* [misc]taylor:  Taking taylor expansion of (exp (* 3 (log (hypot (/ -1 c) (/ -1 d))))) in c
* [misc]taylor:  Taking taylor expansion of (* 3 (log (hypot (/ -1 c) (/ -1 d)))) in c
* [misc]taylor:  Taking taylor expansion of 3 in c
* [misc]backup-simplify:  Simplify 3 into 3
* [misc]taylor:  Taking taylor expansion of (log (hypot (/ -1 c) (/ -1 d))) in c
* [misc]taylor:  Taking taylor expansion of (hypot (/ -1 c) (/ -1 d)) in c
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (log (hypot (/ -1 c) (/ -1 d))) into (log (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (* 3 (log (hypot (/ -1 c) (/ -1 d)))) into (* 3 (log (hypot (/ -1 c) (/ -1 d))))
* [misc]backup-simplify:  Simplify (exp (* 3 (log (hypot (/ -1 c) (/ -1 d))))) into (pow (hypot (/ -1 c) (/ -1 d)) 3)
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (* 0 (pow (hypot (/ -1 c) (/ -1 d)) 3)) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow (hypot (/ -1 c) (/ -1 d)) 1)))) 1) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (* 0 (log (hypot (/ -1 c) (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 3 (log (hypot (/ -1 c) (/ -1 d))))) (+ (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 0 (pow (hypot (/ -1 c) (/ -1 d)) 3))) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* -1 (/ (* (pow (* 1 0) 2)) (pow (hypot (/ -1 c) (/ -1 d)) 2))) (* 1 (/ (* 1 (pow (* 2 0) 1)) (pow (hypot (/ -1 c) (/ -1 d)) 1)))) 2) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (+ (* 0 0) (* 0 (log (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 3 (log (hypot (/ -1 c) (/ -1 d))))) (+ (* (/ (pow 0 2) 2)) (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 0 0) (* 1 (pow (hypot (/ -1 c) (/ -1 d)) 3)))) into (pow (hypot (/ -1 c) (/ -1 d)) 3)
* [misc]backup-simplify:  Simplify (/ +nan.0 (pow (hypot (/ -1 c) (/ -1 d)) 3)) into (/ +nan.0 (pow (hypot (/ -1 c) (/ -1 d)) 3))
* [misc]backup-simplify:  Simplify (/ (+ (* 2 (/ (* (pow (* 1 0) 3)) (pow (hypot (/ -1 c) (/ -1 d)) 3))) (* -3 (/ (* (pow (* 1 0) 1) (pow (* 2 0) 1)) (pow (hypot (/ -1 c) (/ -1 d)) 2))) (* 1 (/ (* 1 1 (pow (* 6 0) 1)) (pow (hypot (/ -1 c) (/ -1 d)) 1)))) 6) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (+ (* 0 0) (+ (* 0 0) (* 0 (log (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* -6 (/ (* (pow (* 1 0) 4)) (pow (hypot (/ -1 c) (/ -1 d)) 4))) (* 12 (/ (* (pow (* 1 0) 2) (pow (* 2 0) 1)) (pow (hypot (/ -1 c) (/ -1 d)) 3))) (* -3 (/ (* 1 (pow (* 2 0) 2)) (pow (hypot (/ -1 c) (/ -1 d)) 2))) (* -4 (/ (* (pow (* 1 0) 1) 1 (pow (* 6 0) 1)) (pow (hypot (/ -1 c) (/ -1 d)) 2))) (* 1 (/ (* 1 1 1 (pow (* 24 0) 1)) (pow (hypot (/ -1 c) (/ -1 d)) 1)))) 24) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (log (hypot (/ -1 c) (/ -1 d)))))))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 3 (log (hypot (/ -1 c) (/ -1 d))))) (+ (* (/ (pow 0 4) 24)) (* (/ (pow 0 2) 2) (/ (pow 0 1) 1)) (* (/ (pow 0 1) 1) (/ (pow 0 1) 1)) (* (/ (pow 0 2) 2)) (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 3 (log (hypot (/ -1 c) (/ -1 d))))) (+ (* (/ (pow 0 3) 6)) (* (/ (pow 0 1) 1) (/ (pow 0 1) 1)) (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 (pow (hypot (/ -1 c) (/ -1 d)) 3)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 0 0) (+ (* 1 0) (* 0 (pow (hypot (/ -1 c) (/ -1 d)) 3))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (pow (hypot (/ -1 c) (/ -1 d)) 3)) (+ (* (/ +nan.0 (pow (hypot (/ -1 c) (/ -1 d)) 3)) (/ 0 (pow (hypot (/ -1 c) (/ -1 d)) 3))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (pow (hypot (/ -1 c) (/ -1 d)) 3)) (+ (* (/ +nan.0 (pow (hypot (/ -1 c) (/ -1 d)) 3)) (/ 0 (pow (hypot (/ -1 c) (/ -1 d)) 3))) (* 0 (/ 0 (pow (hypot (/ -1 c) (/ -1 d)) 3))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 c) (/ 0 (- c))) (* 0 (/ 0 (- c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (* 0 (/ -1 c)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d) (/ 0 (- d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 a) (/ 0 (- a))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 a) 0) (* 0 (/ -1 d))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot (/ -1 c) (/ -1 d))) (+ (* (/ 1 (* c (hypot (/ -1 c) (/ -1 d)))) (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* (- (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d)))))) (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (+ (* 2 (* (/ +nan.0 (* c (hypot (/ -1 c) (/ -1 d)))) (* +nan.0 (+ (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d))))) (- (* +nan.0 (/ 1 (* (sqr c) (sqr (hypot (/ -1 c) (/ -1 d))))))))))))) (* 2 0)) into (* +nan.0 (+ (* +nan.0 (/ 1 (* (pow c 3) (pow (hypot (/ -1 c) (/ -1 d)) 3)))) (- (* +nan.0 (/ 1 (* c (* d (* a (sqr (hypot (/ -1 c) (/ -1 d)))))))))))
* [misc]backup-simplify:  Simplify (+ (* 0 (* +nan.0 (+ (* +nan.0 (/ 1 (* (pow c 3) (pow (hypot (/ -1 c) (/ -1 d)) 3)))) (- (* +nan.0 (/ 1 (* c (* d (* a (sqr (hypot (/ -1 c) (/ -1 d)))))))))))) (+ (* (/ +nan.0 (* c (hypot (/ -1 c) (/ -1 d)))) (* +nan.0 (+ (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d))))) (- (* +nan.0 (/ 1 (* (sqr c) (sqr (hypot (/ -1 c) (/ -1 d)))))))))) (+ (* (* +nan.0 (+ (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d))))) (- (* +nan.0 (/ 1 (* (sqr c) (sqr (hypot (/ -1 c) (/ -1 d))))))))) (/ +nan.0 (* c (hypot (/ -1 c) (/ -1 d))))) (* (* +nan.0 (+ (* +nan.0 (/ 1 (* (pow c 3) (pow (hypot (/ -1 c) (/ -1 d)) 3)))) (- (* +nan.0 (/ 1 (* c (* d (* a (sqr (hypot (/ -1 c) (/ -1 d))))))))))) 0)))) into (- (+ (* +nan.0 (/ 1 (* (pow c 3) (pow (hypot (/ -1 c) (/ -1 d)) 3)))) (- (* +nan.0 (/ 1 (* c (* d (* a (sqr (hypot (/ -1 c) (/ -1 d)))))))))))
* [misc]backup-simplify:  Simplify (- (/ (- (+ (* +nan.0 (/ 1 (* (pow c 3) (pow (hypot (/ -1 c) (/ -1 d)) 3)))) (- (* +nan.0 (/ 1 (* c (* d (* a (sqr (hypot (/ -1 c) (/ -1 d))))))))))) (hypot (/ -1 c) (/ -1 d))) (+ (* (/ +nan.0 (* (sqr c) (pow (hypot (/ -1 c) (/ -1 d)) 3))) (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into (- (+ (* +nan.0 (/ 1 (* (pow c 3) (pow (hypot (/ -1 c) (/ -1 d)) 4)))) (- (* +nan.0 (/ 1 (* c (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 3)))))))))
* [misc]taylor:  Taking taylor expansion of (- (+ (* +nan.0 (/ 1 (* (pow c 3) (pow (hypot (/ -1 c) (/ -1 d)) 4)))) (- (* +nan.0 (/ 1 (* c (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 3))))))))) in c
* [misc]taylor:  Taking taylor expansion of (+ (* +nan.0 (/ 1 (* (pow c 3) (pow (hypot (/ -1 c) (/ -1 d)) 4)))) (- (* +nan.0 (/ 1 (* c (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 3)))))))) in c
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (/ 1 (* (pow c 3) (pow (hypot (/ -1 c) (/ -1 d)) 4)))) in c
* [misc]taylor:  Taking taylor expansion of +nan.0 in c
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (pow c 3) (pow (hypot (/ -1 c) (/ -1 d)) 4))) in c
* [misc]taylor:  Taking taylor expansion of (* (pow c 3) (pow (hypot (/ -1 c) (/ -1 d)) 4)) in c
* [misc]taylor:  Taking taylor expansion of (pow c 3) in c
* [misc]taylor:  Taking taylor expansion of (pow (hypot (/ -1 c) (/ -1 d)) 4) in c
* [misc]taylor:  Taking taylor expansion of (exp (* 4 (log (hypot (/ -1 c) (/ -1 d))))) in c
* [misc]taylor:  Taking taylor expansion of (* 4 (log (hypot (/ -1 c) (/ -1 d)))) in c
* [misc]taylor:  Taking taylor expansion of 4 in c
* [misc]backup-simplify:  Simplify 4 into 4
* [misc]taylor:  Taking taylor expansion of (log (hypot (/ -1 c) (/ -1 d))) in c
* [misc]taylor:  Taking taylor expansion of (hypot (/ -1 c) (/ -1 d)) in c
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (log (hypot (/ -1 c) (/ -1 d))) into (log (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (* 4 (log (hypot (/ -1 c) (/ -1 d)))) into (* 4 (log (hypot (/ -1 c) (/ -1 d))))
* [misc]backup-simplify:  Simplify (exp (* 4 (log (hypot (/ -1 c) (/ -1 d))))) into (pow (hypot (/ -1 c) (/ -1 d)) 4)
* [misc]backup-simplify:  Simplify (* 1 (pow (hypot (/ -1 c) (/ -1 d)) 4)) into (pow (hypot (/ -1 c) (/ -1 d)) 4)
* [misc]backup-simplify:  Simplify (/ 1 (pow (hypot (/ -1 c) (/ -1 d)) 4)) into (/ 1 (pow (hypot (/ -1 c) (/ -1 d)) 4))
* [misc]taylor:  Taking taylor expansion of (- (* +nan.0 (/ 1 (* c (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 3))))))) in c
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (/ 1 (* c (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 3)))))) in c
* [misc]taylor:  Taking taylor expansion of +nan.0 in c
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (/ 1 (* c (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 3))))) in c
* [misc]taylor:  Taking taylor expansion of (* c (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 3)))) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 3))) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (* a (pow (hypot (/ -1 c) (/ -1 d)) 3)) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of (pow (hypot (/ -1 c) (/ -1 d)) 3) in c
* [misc]taylor:  Taking taylor expansion of (exp (* 3 (log (hypot (/ -1 c) (/ -1 d))))) in c
* [misc]taylor:  Taking taylor expansion of (* 3 (log (hypot (/ -1 c) (/ -1 d)))) in c
* [misc]taylor:  Taking taylor expansion of 3 in c
* [misc]backup-simplify:  Simplify 3 into 3
* [misc]taylor:  Taking taylor expansion of (log (hypot (/ -1 c) (/ -1 d))) in c
* [misc]taylor:  Taking taylor expansion of (hypot (/ -1 c) (/ -1 d)) in c
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (log (hypot (/ -1 c) (/ -1 d))) into (log (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (* 3 (log (hypot (/ -1 c) (/ -1 d)))) into (* 3 (log (hypot (/ -1 c) (/ -1 d))))
* [misc]backup-simplify:  Simplify (exp (* 3 (log (hypot (/ -1 c) (/ -1 d))))) into (pow (hypot (/ -1 c) (/ -1 d)) 3)
* [misc]backup-simplify:  Simplify (* a (pow (hypot (/ -1 c) (/ -1 d)) 3)) into (* a (pow (hypot (/ -1 c) (/ -1 d)) 3))
* [misc]backup-simplify:  Simplify (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 3))) into (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 3)))
* [misc]backup-simplify:  Simplify (* 0 (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 3)))) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow (hypot (/ -1 c) (/ -1 d)) 1)))) 1) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (* 0 (log (hypot (/ -1 c) (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 3 (log (hypot (/ -1 c) (/ -1 d))))) (+ (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* a 0) (* 0 (pow (hypot (/ -1 c) (/ -1 d)) 3))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 (* a (pow (hypot (/ -1 c) (/ -1 d)) 3)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 3))))) into (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 3)))
* [misc]backup-simplify:  Simplify (/ 1 (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 3)))) into (/ 1 (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 3))))
* [misc]backup-simplify:  Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow (hypot (/ -1 c) (/ -1 d)) 1)))) 1) into 0
* [misc]backup-simplify:  Simplify (+ (* 4 0) (* 0 (log (hypot (/ -1 c) (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* -1 (/ (* (pow (* 1 0) 2)) (pow (hypot (/ -1 c) (/ -1 d)) 2))) (* 1 (/ (* 1 (pow (* 2 0) 1)) (pow (hypot (/ -1 c) (/ -1 d)) 1)))) 2) into 0
* [misc]backup-simplify:  Simplify (+ (* 4 0) (+ (* 0 0) (* 0 (log (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* 2 (/ (* (pow (* 1 0) 3)) (pow (hypot (/ -1 c) (/ -1 d)) 3))) (* -3 (/ (* (pow (* 1 0) 1) (pow (* 2 0) 1)) (pow (hypot (/ -1 c) (/ -1 d)) 2))) (* 1 (/ (* 1 1 (pow (* 6 0) 1)) (pow (hypot (/ -1 c) (/ -1 d)) 1)))) 6) into 0
* [misc]backup-simplify:  Simplify (+ (* 4 0) (+ (* 0 0) (+ (* 0 0) (* 0 (log (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 4 (log (hypot (/ -1 c) (/ -1 d))))) (+ (* (/ (pow 0 3) 6)) (* (/ (pow 0 1) 1) (/ (pow 0 1) 1)) (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 4 (log (hypot (/ -1 c) (/ -1 d))))) (+ (* (/ (pow 0 2) 2)) (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 4 (log (hypot (/ -1 c) (/ -1 d))))) (+ (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (pow (hypot (/ -1 c) (/ -1 d)) 4))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 (pow (hypot (/ -1 c) (/ -1 d)) 4))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (pow (hypot (/ -1 c) (/ -1 d)) 4)) (/ 0 (pow (hypot (/ -1 c) (/ -1 d)) 4))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 (pow (hypot (/ -1 c) (/ -1 d)) 4)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (pow (hypot (/ -1 c) (/ -1 d)) 4)) (/ 0 (pow (hypot (/ -1 c) (/ -1 d)) 4))) (* 0 (/ 0 (pow (hypot (/ -1 c) (/ -1 d)) 4))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (pow (hypot (/ -1 c) (/ -1 d)) 4)) (/ 0 (pow (hypot (/ -1 c) (/ -1 d)) 4))) (* 0 (/ 0 (pow (hypot (/ -1 c) (/ -1 d)) 4))) (* 0 (/ 0 (pow (hypot (/ -1 c) (/ -1 d)) 4))))) into 0
* [misc]backup-simplify:  Simplify (+ (* +nan.0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 (pow (hypot (/ -1 c) (/ -1 d)) 4)))))) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* -1 (/ (* (pow (* 1 0) 2)) (pow (hypot (/ -1 c) (/ -1 d)) 2))) (* 1 (/ (* 1 (pow (* 2 0) 1)) (pow (hypot (/ -1 c) (/ -1 d)) 1)))) 2) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (+ (* 0 0) (* 0 (log (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 3 (log (hypot (/ -1 c) (/ -1 d))))) (+ (* (/ (pow 0 2) 2)) (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* a 0) (+ (* 0 0) (* 0 (pow (hypot (/ -1 c) (/ -1 d)) 3)))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (* 0 (* a (pow (hypot (/ -1 c) (/ -1 d)) 3))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 3)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 3)))) (/ 0 (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 3))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* +nan.0 0) (* 0 (/ 1 (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 3)))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (+ (* 24 (/ (* (pow (* 1 0) 5)) (pow (hypot (/ -1 c) (/ -1 d)) 5))) (* -60 (/ (* (pow (* 1 0) 3) (pow (* 2 0) 1)) (pow (hypot (/ -1 c) (/ -1 d)) 4))) (* 30 (/ (* (pow (* 1 0) 1) (pow (* 2 0) 2)) (pow (hypot (/ -1 c) (/ -1 d)) 3))) (* 20 (/ (* (pow (* 1 0) 2) 1 (pow (* 6 0) 1)) (pow (hypot (/ -1 c) (/ -1 d)) 3))) (* -10 (/ (* 1 (pow (* 2 0) 1) (pow (* 6 0) 1)) (pow (hypot (/ -1 c) (/ -1 d)) 2))) (* -5 (/ (* (pow (* 1 0) 1) 1 1 (pow (* 24 0) 1)) (pow (hypot (/ -1 c) (/ -1 d)) 2))) (* 1 (/ (* 1 1 1 1 (pow (* 120 0) 1)) (pow (hypot (/ -1 c) (/ -1 d)) 1)))) 120) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (log (hypot (/ -1 c) (/ -1 d))))))))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 3 (log (hypot (/ -1 c) (/ -1 d))))) (+ (* (/ (pow 0 5) 120)) (* (/ (pow 0 3) 6) (/ (pow 0 1) 1)) (* (/ (pow 0 2) 2) (/ (pow 0 1) 1)) (* (/ (pow 0 1) 1) (/ (pow 0 2) 2)) (* (/ (pow 0 1) 1) (/ (pow 0 1) 1)) (* (/ (pow 0 1) 1) (/ (pow 0 1) 1)) (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (pow (hypot (/ -1 c) (/ -1 d)) 3))))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (pow (hypot (/ -1 c) (/ -1 d)) 3)) (+ (* (/ +nan.0 (pow (hypot (/ -1 c) (/ -1 d)) 3)) (/ 0 (pow (hypot (/ -1 c) (/ -1 d)) 3))) (* 0 (/ 0 (pow (hypot (/ -1 c) (/ -1 d)) 3))) (* 0 (/ 0 (pow (hypot (/ -1 c) (/ -1 d)) 3))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 c) (/ 0 (- c))) (* 0 (/ 0 (- c))) (* 0 (/ 0 (- c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ -1 c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d) (/ 0 (- d))) (* 0 (/ 0 (- d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 a) (/ 0 (- a))) (* 0 (/ 0 (- a))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 a) 0) (+ (* 0 0) (* 0 (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot (/ -1 c) (/ -1 d))) (+ (* (/ 1 (* c (hypot (/ -1 c) (/ -1 d)))) (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* (- (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d)))))) (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* 0 (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (sqr (* +nan.0 (+ (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d))))) (- (* +nan.0 (/ 1 (* (sqr c) (sqr (hypot (/ -1 c) (/ -1 d)))))))))) (+ (* 2 (* (/ +nan.0 (* c (hypot (/ -1 c) (/ -1 d)))) (* +nan.0 (+ (* +nan.0 (/ 1 (* (pow c 3) (pow (hypot (/ -1 c) (/ -1 d)) 3)))) (- (* +nan.0 (/ 1 (* c (* d (* a (sqr (hypot (/ -1 c) (/ -1 d))))))))))))))) (* 2 0)) into (* +nan.0 (+ (* +nan.0 (/ 1 (* (sqr c) (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 3)))))) (- (+ (* +nan.0 (/ 1 (* (sqr d) (* (sqr a) (sqr (hypot (/ -1 c) (/ -1 d))))))) (- (* +nan.0 (/ 1 (* (pow c 4) (pow (hypot (/ -1 c) (/ -1 d)) 4)))))))))
* [misc]backup-simplify:  Simplify (+ (* 0 (* +nan.0 (+ (* +nan.0 (/ 1 (* (sqr c) (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 3)))))) (- (+ (* +nan.0 (/ 1 (* (sqr d) (* (sqr a) (sqr (hypot (/ -1 c) (/ -1 d))))))) (- (* +nan.0 (/ 1 (* (pow c 4) (pow (hypot (/ -1 c) (/ -1 d)) 4)))))))))) (+ (* (/ +nan.0 (* c (hypot (/ -1 c) (/ -1 d)))) (* +nan.0 (+ (* +nan.0 (/ 1 (* (pow c 3) (pow (hypot (/ -1 c) (/ -1 d)) 3)))) (- (* +nan.0 (/ 1 (* c (* d (* a (sqr (hypot (/ -1 c) (/ -1 d)))))))))))) (+ (* (* +nan.0 (+ (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d))))) (- (* +nan.0 (/ 1 (* (sqr c) (sqr (hypot (/ -1 c) (/ -1 d))))))))) (* +nan.0 (+ (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d))))) (- (* +nan.0 (/ 1 (* (sqr c) (sqr (hypot (/ -1 c) (/ -1 d)))))))))) (+ (* (* +nan.0 (+ (* +nan.0 (/ 1 (* (pow c 3) (pow (hypot (/ -1 c) (/ -1 d)) 3)))) (- (* +nan.0 (/ 1 (* c (* d (* a (sqr (hypot (/ -1 c) (/ -1 d))))))))))) (/ +nan.0 (* c (hypot (/ -1 c) (/ -1 d))))) (* (* +nan.0 (+ (* +nan.0 (/ 1 (* (sqr c) (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 3)))))) (- (+ (* +nan.0 (/ 1 (* (sqr d) (* (sqr a) (sqr (hypot (/ -1 c) (/ -1 d))))))) (- (* +nan.0 (/ 1 (* (pow c 4) (pow (hypot (/ -1 c) (/ -1 d)) 4))))))))) 0))))) into (- (+ (* +nan.0 (/ 1 (* (sqr c) (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 3)))))) (- (+ (* +nan.0 (/ 1 (* (sqr d) (* (sqr a) (sqr (hypot (/ -1 c) (/ -1 d))))))) (- (* +nan.0 (/ 1 (* (pow c 4) (pow (hypot (/ -1 c) (/ -1 d)) 4)))))))))
* [misc]backup-simplify:  Simplify (- (/ (- (+ (* +nan.0 (/ 1 (* (sqr c) (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 3)))))) (- (+ (* +nan.0 (/ 1 (* (sqr d) (* (sqr a) (sqr (hypot (/ -1 c) (/ -1 d))))))) (- (* +nan.0 (/ 1 (* (pow c 4) (pow (hypot (/ -1 c) (/ -1 d)) 4))))))))) (hypot (/ -1 c) (/ -1 d))) (+ (* (/ +nan.0 (* (sqr c) (pow (hypot (/ -1 c) (/ -1 d)) 3))) (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* (- (+ (* +nan.0 (/ 1 (* (pow c 3) (pow (hypot (/ -1 c) (/ -1 d)) 4)))) (- (* +nan.0 (/ 1 (* c (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 3))))))))) (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into (- (+ (* +nan.0 (/ 1 (* (sqr c) (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 4)))))) (- (+ (* +nan.0 (/ 1 (* (sqr d) (* (sqr a) (pow (hypot (/ -1 c) (/ -1 d)) 3))))) (- (* +nan.0 (/ 1 (* (pow c 4) (pow (hypot (/ -1 c) (/ -1 d)) 5)))))))))
* [misc]taylor:  Taking taylor expansion of (- (+ (* +nan.0 (/ 1 (* (sqr c) (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 4)))))) (- (+ (* +nan.0 (/ 1 (* (sqr d) (* (sqr a) (pow (hypot (/ -1 c) (/ -1 d)) 3))))) (- (* +nan.0 (/ 1 (* (pow c 4) (pow (hypot (/ -1 c) (/ -1 d)) 5))))))))) in c
* [misc]taylor:  Taking taylor expansion of (+ (* +nan.0 (/ 1 (* (sqr c) (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 4)))))) (- (+ (* +nan.0 (/ 1 (* (sqr d) (* (sqr a) (pow (hypot (/ -1 c) (/ -1 d)) 3))))) (- (* +nan.0 (/ 1 (* (pow c 4) (pow (hypot (/ -1 c) (/ -1 d)) 5)))))))) in c
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (/ 1 (* (sqr c) (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 4)))))) in c
* [misc]taylor:  Taking taylor expansion of +nan.0 in c
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (sqr c) (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 4))))) in c
* [misc]taylor:  Taking taylor expansion of (* (sqr c) (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 4)))) in c
* [misc]taylor:  Taking taylor expansion of (sqr c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 4))) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (* a (pow (hypot (/ -1 c) (/ -1 d)) 4)) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of (pow (hypot (/ -1 c) (/ -1 d)) 4) in c
* [misc]taylor:  Taking taylor expansion of (exp (* 4 (log (hypot (/ -1 c) (/ -1 d))))) in c
* [misc]taylor:  Taking taylor expansion of (* 4 (log (hypot (/ -1 c) (/ -1 d)))) in c
* [misc]taylor:  Taking taylor expansion of 4 in c
* [misc]backup-simplify:  Simplify 4 into 4
* [misc]taylor:  Taking taylor expansion of (log (hypot (/ -1 c) (/ -1 d))) in c
* [misc]taylor:  Taking taylor expansion of (hypot (/ -1 c) (/ -1 d)) in c
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (log (hypot (/ -1 c) (/ -1 d))) into (log (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (* 4 (log (hypot (/ -1 c) (/ -1 d)))) into (* 4 (log (hypot (/ -1 c) (/ -1 d))))
* [misc]backup-simplify:  Simplify (exp (* 4 (log (hypot (/ -1 c) (/ -1 d))))) into (pow (hypot (/ -1 c) (/ -1 d)) 4)
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (* a (pow (hypot (/ -1 c) (/ -1 d)) 4)) into (* a (pow (hypot (/ -1 c) (/ -1 d)) 4))
* [misc]backup-simplify:  Simplify (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 4))) into (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 4)))
* [misc]backup-simplify:  Simplify (* 0 (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 4)))) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow (hypot (/ -1 c) (/ -1 d)) 1)))) 1) into 0
* [misc]backup-simplify:  Simplify (+ (* 4 0) (* 0 (log (hypot (/ -1 c) (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 4 (log (hypot (/ -1 c) (/ -1 d))))) (+ (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* a 0) (* 0 (pow (hypot (/ -1 c) (/ -1 d)) 4))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 (* a (pow (hypot (/ -1 c) (/ -1 d)) 4)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 0 (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 4))))) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* -1 (/ (* (pow (* 1 0) 2)) (pow (hypot (/ -1 c) (/ -1 d)) 2))) (* 1 (/ (* 1 (pow (* 2 0) 1)) (pow (hypot (/ -1 c) (/ -1 d)) 1)))) 2) into 0
* [misc]backup-simplify:  Simplify (+ (* 4 0) (+ (* 0 0) (* 0 (log (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 4 (log (hypot (/ -1 c) (/ -1 d))))) (+ (* (/ (pow 0 2) 2)) (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* a 0) (+ (* 0 0) (* 0 (pow (hypot (/ -1 c) (/ -1 d)) 4)))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (* 0 (* a (pow (hypot (/ -1 c) (/ -1 d)) 4))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 0 0) (* 1 (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 4)))))) into (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 4)))
* [misc]backup-simplify:  Simplify (/ 1 (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 4)))) into (/ 1 (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 4))))
* [misc]taylor:  Taking taylor expansion of (- (+ (* +nan.0 (/ 1 (* (sqr d) (* (sqr a) (pow (hypot (/ -1 c) (/ -1 d)) 3))))) (- (* +nan.0 (/ 1 (* (pow c 4) (pow (hypot (/ -1 c) (/ -1 d)) 5))))))) in c
* [misc]taylor:  Taking taylor expansion of (+ (* +nan.0 (/ 1 (* (sqr d) (* (sqr a) (pow (hypot (/ -1 c) (/ -1 d)) 3))))) (- (* +nan.0 (/ 1 (* (pow c 4) (pow (hypot (/ -1 c) (/ -1 d)) 5)))))) in c
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (/ 1 (* (sqr d) (* (sqr a) (pow (hypot (/ -1 c) (/ -1 d)) 3))))) in c
* [misc]taylor:  Taking taylor expansion of +nan.0 in c
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (sqr d) (* (sqr a) (pow (hypot (/ -1 c) (/ -1 d)) 3)))) in c
* [misc]taylor:  Taking taylor expansion of (* (sqr d) (* (sqr a) (pow (hypot (/ -1 c) (/ -1 d)) 3))) in c
* [misc]taylor:  Taking taylor expansion of (sqr d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (* (sqr a) (pow (hypot (/ -1 c) (/ -1 d)) 3)) in c
* [misc]taylor:  Taking taylor expansion of (sqr a) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of (pow (hypot (/ -1 c) (/ -1 d)) 3) in c
* [misc]taylor:  Taking taylor expansion of (exp (* 3 (log (hypot (/ -1 c) (/ -1 d))))) in c
* [misc]taylor:  Taking taylor expansion of (* 3 (log (hypot (/ -1 c) (/ -1 d)))) in c
* [misc]taylor:  Taking taylor expansion of 3 in c
* [misc]backup-simplify:  Simplify 3 into 3
* [misc]taylor:  Taking taylor expansion of (log (hypot (/ -1 c) (/ -1 d))) in c
* [misc]taylor:  Taking taylor expansion of (hypot (/ -1 c) (/ -1 d)) in c
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (log (hypot (/ -1 c) (/ -1 d))) into (log (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (* 3 (log (hypot (/ -1 c) (/ -1 d)))) into (* 3 (log (hypot (/ -1 c) (/ -1 d))))
* [misc]backup-simplify:  Simplify (exp (* 3 (log (hypot (/ -1 c) (/ -1 d))))) into (pow (hypot (/ -1 c) (/ -1 d)) 3)
* [misc]backup-simplify:  Simplify (* d d) into (sqr d)
* [misc]backup-simplify:  Simplify (* a a) into (sqr a)
* [misc]backup-simplify:  Simplify (* (sqr a) (pow (hypot (/ -1 c) (/ -1 d)) 3)) into (* (sqr a) (pow (hypot (/ -1 c) (/ -1 d)) 3))
* [misc]backup-simplify:  Simplify (* (sqr d) (* (sqr a) (pow (hypot (/ -1 c) (/ -1 d)) 3))) into (* (sqr d) (* (sqr a) (pow (hypot (/ -1 c) (/ -1 d)) 3)))
* [misc]backup-simplify:  Simplify (/ 1 (* (sqr d) (* (sqr a) (pow (hypot (/ -1 c) (/ -1 d)) 3)))) into (/ 1 (* (sqr d) (* (sqr a) (pow (hypot (/ -1 c) (/ -1 d)) 3))))
* [misc]taylor:  Taking taylor expansion of (- (* +nan.0 (/ 1 (* (pow c 4) (pow (hypot (/ -1 c) (/ -1 d)) 5))))) in c
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (/ 1 (* (pow c 4) (pow (hypot (/ -1 c) (/ -1 d)) 5)))) in c
* [misc]taylor:  Taking taylor expansion of +nan.0 in c
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (pow c 4) (pow (hypot (/ -1 c) (/ -1 d)) 5))) in c
* [misc]taylor:  Taking taylor expansion of (* (pow c 4) (pow (hypot (/ -1 c) (/ -1 d)) 5)) in c
* [misc]taylor:  Taking taylor expansion of (pow c 4) in c
* [misc]taylor:  Taking taylor expansion of (pow (hypot (/ -1 c) (/ -1 d)) 5) in c
* [misc]taylor:  Taking taylor expansion of (exp (* 5 (log (hypot (/ -1 c) (/ -1 d))))) in c
* [misc]taylor:  Taking taylor expansion of (* 5 (log (hypot (/ -1 c) (/ -1 d)))) in c
* [misc]taylor:  Taking taylor expansion of 5 in c
* [misc]backup-simplify:  Simplify 5 into 5
* [misc]taylor:  Taking taylor expansion of (log (hypot (/ -1 c) (/ -1 d))) in c
* [misc]taylor:  Taking taylor expansion of (hypot (/ -1 c) (/ -1 d)) in c
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (log (hypot (/ -1 c) (/ -1 d))) into (log (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (* 5 (log (hypot (/ -1 c) (/ -1 d)))) into (* 5 (log (hypot (/ -1 c) (/ -1 d))))
* [misc]backup-simplify:  Simplify (exp (* 5 (log (hypot (/ -1 c) (/ -1 d))))) into (pow (hypot (/ -1 c) (/ -1 d)) 5)
* [misc]backup-simplify:  Simplify (* 1 (pow (hypot (/ -1 c) (/ -1 d)) 5)) into (pow (hypot (/ -1 c) (/ -1 d)) 5)
* [misc]backup-simplify:  Simplify (/ 1 (pow (hypot (/ -1 c) (/ -1 d)) 5)) into (/ 1 (pow (hypot (/ -1 c) (/ -1 d)) 5))
* [misc]backup-simplify:  Simplify (/ (+ (* 2 (/ (* (pow (* 1 0) 3)) (pow (hypot (/ -1 c) (/ -1 d)) 3))) (* -3 (/ (* (pow (* 1 0) 1) (pow (* 2 0) 1)) (pow (hypot (/ -1 c) (/ -1 d)) 2))) (* 1 (/ (* 1 1 (pow (* 6 0) 1)) (pow (hypot (/ -1 c) (/ -1 d)) 1)))) 6) into 0
* [misc]backup-simplify:  Simplify (+ (* 4 0) (+ (* 0 0) (+ (* 0 0) (* 0 (log (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* -6 (/ (* (pow (* 1 0) 4)) (pow (hypot (/ -1 c) (/ -1 d)) 4))) (* 12 (/ (* (pow (* 1 0) 2) (pow (* 2 0) 1)) (pow (hypot (/ -1 c) (/ -1 d)) 3))) (* -3 (/ (* 1 (pow (* 2 0) 2)) (pow (hypot (/ -1 c) (/ -1 d)) 2))) (* -4 (/ (* (pow (* 1 0) 1) 1 (pow (* 6 0) 1)) (pow (hypot (/ -1 c) (/ -1 d)) 2))) (* 1 (/ (* 1 1 1 (pow (* 24 0) 1)) (pow (hypot (/ -1 c) (/ -1 d)) 1)))) 24) into 0
* [misc]backup-simplify:  Simplify (+ (* 4 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (log (hypot (/ -1 c) (/ -1 d)))))))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 4 (log (hypot (/ -1 c) (/ -1 d))))) (+ (* (/ (pow 0 4) 24)) (* (/ (pow 0 2) 2) (/ (pow 0 1) 1)) (* (/ (pow 0 1) 1) (/ (pow 0 1) 1)) (* (/ (pow 0 2) 2)) (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 4 (log (hypot (/ -1 c) (/ -1 d))))) (+ (* (/ (pow 0 3) 6)) (* (/ (pow 0 1) 1) (/ (pow 0 1) 1)) (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* a 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (pow (hypot (/ -1 c) (/ -1 d)) 4)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* a 0) (+ (* 0 0) (+ (* 0 0) (* 0 (pow (hypot (/ -1 c) (/ -1 d)) 4))))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (* a (pow (hypot (/ -1 c) (/ -1 d)) 4))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (+ (* 0 0) (* 0 (* a (pow (hypot (/ -1 c) (/ -1 d)) 4)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 4)))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 0 0) (+ (* 1 0) (* 0 (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 4))))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 4)))) (/ 0 (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 4))))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 4)))) (/ 0 (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 4))))) (* 0 (/ 0 (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 4))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* +nan.0 0) (+ (* 0 0) (* 0 (/ 1 (* d (* a (pow (hypot (/ -1 c) (/ -1 d)) 4))))))) into 0
* [misc]backup-simplify:  Simplify (* +nan.0 (/ 1 (* (sqr d) (* (sqr a) (pow (hypot (/ -1 c) (/ -1 d)) 3))))) into (/ +nan.0 (* (sqr d) (* (sqr a) (pow (hypot (/ -1 c) (/ -1 d)) 3))))
* [misc]backup-simplify:  Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow (hypot (/ -1 c) (/ -1 d)) 1)))) 1) into 0
* [misc]backup-simplify:  Simplify (+ (* 5 0) (* 0 (log (hypot (/ -1 c) (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* -1 (/ (* (pow (* 1 0) 2)) (pow (hypot (/ -1 c) (/ -1 d)) 2))) (* 1 (/ (* 1 (pow (* 2 0) 1)) (pow (hypot (/ -1 c) (/ -1 d)) 1)))) 2) into 0
* [misc]backup-simplify:  Simplify (+ (* 5 0) (+ (* 0 0) (* 0 (log (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* 2 (/ (* (pow (* 1 0) 3)) (pow (hypot (/ -1 c) (/ -1 d)) 3))) (* -3 (/ (* (pow (* 1 0) 1) (pow (* 2 0) 1)) (pow (hypot (/ -1 c) (/ -1 d)) 2))) (* 1 (/ (* 1 1 (pow (* 6 0) 1)) (pow (hypot (/ -1 c) (/ -1 d)) 1)))) 6) into 0
* [misc]backup-simplify:  Simplify (+ (* 5 0) (+ (* 0 0) (+ (* 0 0) (* 0 (log (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* -6 (/ (* (pow (* 1 0) 4)) (pow (hypot (/ -1 c) (/ -1 d)) 4))) (* 12 (/ (* (pow (* 1 0) 2) (pow (* 2 0) 1)) (pow (hypot (/ -1 c) (/ -1 d)) 3))) (* -3 (/ (* 1 (pow (* 2 0) 2)) (pow (hypot (/ -1 c) (/ -1 d)) 2))) (* -4 (/ (* (pow (* 1 0) 1) 1 (pow (* 6 0) 1)) (pow (hypot (/ -1 c) (/ -1 d)) 2))) (* 1 (/ (* 1 1 1 (pow (* 24 0) 1)) (pow (hypot (/ -1 c) (/ -1 d)) 1)))) 24) into 0
* [misc]backup-simplify:  Simplify (+ (* 5 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (log (hypot (/ -1 c) (/ -1 d)))))))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 5 (log (hypot (/ -1 c) (/ -1 d))))) (+ (* (/ (pow 0 4) 24)) (* (/ (pow 0 2) 2) (/ (pow 0 1) 1)) (* (/ (pow 0 1) 1) (/ (pow 0 1) 1)) (* (/ (pow 0 2) 2)) (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 5 (log (hypot (/ -1 c) (/ -1 d))))) (+ (* (/ (pow 0 3) 6)) (* (/ (pow 0 1) 1) (/ (pow 0 1) 1)) (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 5 (log (hypot (/ -1 c) (/ -1 d))))) (+ (* (/ (pow 0 2) 2)) (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 5 (log (hypot (/ -1 c) (/ -1 d))))) (+ (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (pow (hypot (/ -1 c) (/ -1 d)) 5)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 (pow (hypot (/ -1 c) (/ -1 d)) 5))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (pow (hypot (/ -1 c) (/ -1 d)) 5)) (/ 0 (pow (hypot (/ -1 c) (/ -1 d)) 5))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (pow (hypot (/ -1 c) (/ -1 d)) 5))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 (pow (hypot (/ -1 c) (/ -1 d)) 5)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (pow (hypot (/ -1 c) (/ -1 d)) 5)) (/ 0 (pow (hypot (/ -1 c) (/ -1 d)) 5))) (* 0 (/ 0 (pow (hypot (/ -1 c) (/ -1 d)) 5))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (pow (hypot (/ -1 c) (/ -1 d)) 5)) (/ 0 (pow (hypot (/ -1 c) (/ -1 d)) 5))) (* 0 (/ 0 (pow (hypot (/ -1 c) (/ -1 d)) 5))) (* 0 (/ 0 (pow (hypot (/ -1 c) (/ -1 d)) 5))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (pow (hypot (/ -1 c) (/ -1 d)) 5)) (/ 0 (pow (hypot (/ -1 c) (/ -1 d)) 5))) (* 0 (/ 0 (pow (hypot (/ -1 c) (/ -1 d)) 5))) (* 0 (/ 0 (pow (hypot (/ -1 c) (/ -1 d)) 5))) (* 0 (/ 0 (pow (hypot (/ -1 c) (/ -1 d)) 5))))) into 0
* [misc]backup-simplify:  Simplify (+ (* +nan.0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 (pow (hypot (/ -1 c) (/ -1 d)) 5))))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ (/ +nan.0 (* (sqr d) (* (sqr a) (pow (hypot (/ -1 c) (/ -1 d)) 3)))) 0) into (- (* +nan.0 (/ 1 (* (sqr d) (* (sqr a) (pow (hypot (/ -1 c) (/ -1 d)) 3))))))
* [misc]backup-simplify:  Simplify (- (- (* +nan.0 (/ 1 (* (sqr d) (* (sqr a) (pow (hypot (/ -1 c) (/ -1 d)) 3))))))) into (- (* +nan.0 (/ 1 (* (sqr d) (* (sqr a) (pow (hypot (/ -1 c) (/ -1 d)) 3))))))
* [misc]backup-simplify:  Simplify (+ 0 (- (* +nan.0 (/ 1 (* (sqr d) (* (sqr a) (pow (hypot (/ -1 c) (/ -1 d)) 3))))))) into (- (* +nan.0 (/ 1 (* (sqr d) (* (sqr a) (pow (hypot (/ -1 c) (/ -1 d)) 3))))))
* [misc]backup-simplify:  Simplify (- (- (* +nan.0 (/ 1 (* (sqr d) (* (sqr a) (pow (hypot (/ -1 c) (/ -1 d)) 3))))))) into (- (* +nan.0 (/ 1 (* (sqr d) (* (sqr a) (pow (hypot (/ -1 c) (/ -1 d)) 3))))))
* [misc]taylor:  Taking taylor expansion of (- (* +nan.0 (/ 1 (* (sqr d) (* (sqr a) (pow (hypot (/ -1 c) (/ -1 d)) 3)))))) in a
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (/ 1 (* (sqr d) (* (sqr a) (pow (hypot (/ -1 c) (/ -1 d)) 3))))) in a
* [misc]taylor:  Taking taylor expansion of +nan.0 in a
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (sqr d) (* (sqr a) (pow (hypot (/ -1 c) (/ -1 d)) 3)))) in a
* [misc]taylor:  Taking taylor expansion of (* (sqr d) (* (sqr a) (pow (hypot (/ -1 c) (/ -1 d)) 3))) in a
* [misc]taylor:  Taking taylor expansion of (sqr d) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (* (sqr a) (pow (hypot (/ -1 c) (/ -1 d)) 3)) in a
* [misc]taylor:  Taking taylor expansion of (sqr a) in a
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (pow (hypot (/ -1 c) (/ -1 d)) 3) in a
* [misc]taylor:  Taking taylor expansion of (exp (* 3 (log (hypot (/ -1 c) (/ -1 d))))) in a
* [misc]taylor:  Taking taylor expansion of (* 3 (log (hypot (/ -1 c) (/ -1 d)))) in a
* [misc]taylor:  Taking taylor expansion of 3 in a
* [misc]backup-simplify:  Simplify 3 into 3
* [misc]taylor:  Taking taylor expansion of (log (hypot (/ -1 c) (/ -1 d))) in a
* [misc]taylor:  Taking taylor expansion of (hypot (/ -1 c) (/ -1 d)) in a
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (log (hypot (/ -1 c) (/ -1 d))) into (log (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (* 3 (log (hypot (/ -1 c) (/ -1 d)))) into (* 3 (log (hypot (/ -1 c) (/ -1 d))))
* [misc]backup-simplify:  Simplify (exp (* 3 (log (hypot (/ -1 c) (/ -1 d))))) into (pow (hypot (/ -1 c) (/ -1 d)) 3)
* [misc]backup-simplify:  Simplify (* d d) into (sqr d)
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (* 0 (pow (hypot (/ -1 c) (/ -1 d)) 3)) into 0
* [misc]backup-simplify:  Simplify (* (sqr d) 0) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow (hypot (/ -1 c) (/ -1 d)) 1)))) 1) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (* 0 (log (hypot (/ -1 c) (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 3 (log (hypot (/ -1 c) (/ -1 d))))) (+ (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 0 (pow (hypot (/ -1 c) (/ -1 d)) 3))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 d)) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr d) 0) (* 0 0)) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* -1 (/ (* (pow (* 1 0) 2)) (pow (hypot (/ -1 c) (/ -1 d)) 2))) (* 1 (/ (* 1 (pow (* 2 0) 1)) (pow (hypot (/ -1 c) (/ -1 d)) 1)))) 2) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (+ (* 0 0) (* 0 (log (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 3 (log (hypot (/ -1 c) (/ -1 d))))) (+ (* (/ (pow 0 2) 2)) (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 0 0) (* 1 (pow (hypot (/ -1 c) (/ -1 d)) 3)))) into (pow (hypot (/ -1 c) (/ -1 d)) 3)
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (* 0 d))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr d) (pow (hypot (/ -1 c) (/ -1 d)) 3)) (+ (* 0 0) (* 0 0))) into (* (sqr d) (pow (hypot (/ -1 c) (/ -1 d)) 3))
* [misc]backup-simplify:  Simplify (/ 1 (* (sqr d) (pow (hypot (/ -1 c) (/ -1 d)) 3))) into (/ 1 (* (sqr d) (pow (hypot (/ -1 c) (/ -1 d)) 3)))
* [misc]backup-simplify:  Simplify (/ (+ (* 2 (/ (* (pow (* 1 0) 3)) (pow (hypot (/ -1 c) (/ -1 d)) 3))) (* -3 (/ (* (pow (* 1 0) 1) (pow (* 2 0) 1)) (pow (hypot (/ -1 c) (/ -1 d)) 2))) (* 1 (/ (* 1 1 (pow (* 6 0) 1)) (pow (hypot (/ -1 c) (/ -1 d)) 1)))) 6) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (+ (* 0 0) (+ (* 0 0) (* 0 (log (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* -6 (/ (* (pow (* 1 0) 4)) (pow (hypot (/ -1 c) (/ -1 d)) 4))) (* 12 (/ (* (pow (* 1 0) 2) (pow (* 2 0) 1)) (pow (hypot (/ -1 c) (/ -1 d)) 3))) (* -3 (/ (* 1 (pow (* 2 0) 2)) (pow (hypot (/ -1 c) (/ -1 d)) 2))) (* -4 (/ (* (pow (* 1 0) 1) 1 (pow (* 6 0) 1)) (pow (hypot (/ -1 c) (/ -1 d)) 2))) (* 1 (/ (* 1 1 1 (pow (* 24 0) 1)) (pow (hypot (/ -1 c) (/ -1 d)) 1)))) 24) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (log (hypot (/ -1 c) (/ -1 d)))))))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 3 (log (hypot (/ -1 c) (/ -1 d))))) (+ (* (/ (pow 0 4) 24)) (* (/ (pow 0 2) 2) (/ (pow 0 1) 1)) (* (/ (pow 0 1) 1) (/ (pow 0 1) 1)) (* (/ (pow 0 2) 2)) (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 3 (log (hypot (/ -1 c) (/ -1 d))))) (+ (* (/ (pow 0 3) 6)) (* (/ (pow 0 1) 1) (/ (pow 0 1) 1)) (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 (pow (hypot (/ -1 c) (/ -1 d)) 3)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 0 0) (+ (* 1 0) (* 0 (pow (hypot (/ -1 c) (/ -1 d)) 3))))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (+ (* 0 0) (* 0 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr d) 0) (+ (* 0 0) (+ (* 0 (pow (hypot (/ -1 c) (/ -1 d)) 3)) (+ (* 0 0) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr d) 0) (+ (* 0 (pow (hypot (/ -1 c) (/ -1 d)) 3)) (+ (* 0 0) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* (sqr d) (pow (hypot (/ -1 c) (/ -1 d)) 3))) (/ 0 (* (sqr d) (pow (hypot (/ -1 c) (/ -1 d)) 3)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* (sqr d) (pow (hypot (/ -1 c) (/ -1 d)) 3))) (/ 0 (* (sqr d) (pow (hypot (/ -1 c) (/ -1 d)) 3)))) (* 0 (/ 0 (* (sqr d) (pow (hypot (/ -1 c) (/ -1 d)) 3)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* +nan.0 0) (+ (* 0 0) (* 0 (/ 1 (* (sqr d) (pow (hypot (/ -1 c) (/ -1 d)) 3)))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]approximate:  Taking taylor expansion of (- (* b c) (* a d)) in (b c a d) around 0
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in d
* [misc]taylor:  Taking taylor expansion of (* b c) in d
* [misc]taylor:  Taking taylor expansion of b in d
* [misc]backup-simplify:  Simplify b into b
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (* a d) in d
* [misc]taylor:  Taking taylor expansion of a in d
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in a
* [misc]taylor:  Taking taylor expansion of (* b c) in a
* [misc]taylor:  Taking taylor expansion of b in a
* [misc]backup-simplify:  Simplify b into b
* [misc]taylor:  Taking taylor expansion of c in a
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (* a d) in a
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in c
* [misc]taylor:  Taking taylor expansion of (* b c) in c
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (* a d) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in b
* [misc]taylor:  Taking taylor expansion of (* b c) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (* a d) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in b
* [misc]taylor:  Taking taylor expansion of (* b c) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (* a d) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (* 0 c) into 0
* [misc]backup-simplify:  Simplify (* a d) into (* d a)
* [misc]backup-simplify:  Simplify (- (* d a)) into (- (* d a))
* [misc]backup-simplify:  Simplify (+ 0 (- (* d a))) into (- (* d a))
* [misc]taylor:  Taking taylor expansion of (- (* d a)) in c
* [misc]taylor:  Taking taylor expansion of (* d a) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (* d a) into (* d a)
* [misc]backup-simplify:  Simplify (- (* d a)) into (- (* d a))
* [misc]taylor:  Taking taylor expansion of (- (* d a)) in a
* [misc]taylor:  Taking taylor expansion of (* d a) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* d 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 c)) into c
* [misc]backup-simplify:  Simplify (+ (* a 0) (* 0 d)) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ c 0) into c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 a)) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 1) (* 0 0)) into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]taylor:  Taking taylor expansion of (- d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 c))) into 0
* [misc]backup-simplify:  Simplify (+ (* a 0) (+ (* 0 0) (* 0 d))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]approximate:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in (b c a d) around 0
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in d
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in d
* [misc]taylor:  Taking taylor expansion of b in d
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (/ 1 b) into (/ 1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in d
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in d
* [misc]taylor:  Taking taylor expansion of a in d
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (/ 1 a) into (/ 1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in a
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in a
* [misc]taylor:  Taking taylor expansion of b in a
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (/ 1 b) into (/ 1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in a
* [misc]taylor:  Taking taylor expansion of c in a
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in a
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in c
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in c
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (/ 1 b) into (/ 1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (/ 1 a) into (/ 1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (/ 1 a) into (/ 1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (/ 1 a) into (/ 1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]backup-simplify:  Simplify (* 1 (/ 1 c)) into (/ 1 c)
* [misc]backup-simplify:  Simplify (+ (/ 1 c) 0) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of 1 in a
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 c) (/ 0 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 (/ 1 c))) into 0
* [misc]backup-simplify:  Simplify (* (/ 1 a) (/ 1 d)) into (/ 1 (* d a))
* [misc]backup-simplify:  Simplify (- (/ 1 (* d a))) into (- (/ 1 (* d a)))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 (* d a)))) into (- (/ 1 (* d a)))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* d a))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d a)) in c
* [misc]taylor:  Taking taylor expansion of (* d a) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (* d a) into (* d a)
* [misc]backup-simplify:  Simplify (/ 1 (* d a)) into (/ 1 (* d a))
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 1 in d
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 c) (/ 0 c)) (* 0 (/ 0 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 (/ 1 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 a) (/ 0 a)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 a) 0) (* 0 (/ 1 d))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 1 (* d a))) into (- (/ 1 (* d a)))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* d a))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d a)) in a
* [misc]taylor:  Taking taylor expansion of (* d a) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* d 0) into 0
* [misc]backup-simplify:  Simplify (+ (* d 1) (* 0 0)) into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]backup-simplify:  Simplify (- (/ 1 d)) into (- (/ 1 d))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d)) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 c) (/ 0 c)) (* 0 (/ 0 c)) (* 0 (/ 0 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 c))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)) (* 0 (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 a) (/ 0 a)) (* 0 (/ 0 a)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 a) 0) (+ (* 0 0) (* 0 (/ 1 d)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 a)) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d a)) (/ 0 (* d a))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 c) (/ 0 c)) (* 0 (/ 0 c)) (* 0 (/ 0 c)) (* 0 (/ 0 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 c)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)) (* 0 (/ 0 d)) (* 0 (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 a) (/ 0 a)) (* 0 (/ 0 a)) (* 0 (/ 0 a)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 a) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (* 0 a))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d a)) (/ 0 (* d a))) (* 0 (/ 0 (* d a))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)) (* 0 (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 1 (* 1 (* 1 (* (/ 1 (/ 1 c)) (/ 1 (/ 1 b)))))) (* -1 (* (/ 1 (/ 1 d)) (* (/ 1 (/ 1 a)) (* 1 1))))) into (- (* b c) (* d a))
* [misc]approximate:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in (b c a d) around 0
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in d
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in d
* [misc]taylor:  Taking taylor expansion of (- b) in d
* [misc]taylor:  Taking taylor expansion of b in d
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (/ 1 (- b)) into (/ -1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in d
* [misc]taylor:  Taking taylor expansion of (- c) in d
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in d
* [misc]taylor:  Taking taylor expansion of (- a) in d
* [misc]taylor:  Taking taylor expansion of a in d
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (/ 1 (- a)) into (/ -1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in d
* [misc]taylor:  Taking taylor expansion of (- d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in a
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in a
* [misc]taylor:  Taking taylor expansion of (- b) in a
* [misc]taylor:  Taking taylor expansion of b in a
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (/ 1 (- b)) into (/ -1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in a
* [misc]taylor:  Taking taylor expansion of (- c) in a
* [misc]taylor:  Taking taylor expansion of c in a
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in a
* [misc]taylor:  Taking taylor expansion of (- a) in a
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in a
* [misc]taylor:  Taking taylor expansion of (- d) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in c
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in c
* [misc]taylor:  Taking taylor expansion of (- b) in c
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (/ 1 (- b)) into (/ -1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in c
* [misc]taylor:  Taking taylor expansion of (- c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in c
* [misc]taylor:  Taking taylor expansion of (- a) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (/ 1 (- a)) into (/ -1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in c
* [misc]taylor:  Taking taylor expansion of (- d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in b
* [misc]taylor:  Taking taylor expansion of (- b) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in b
* [misc]taylor:  Taking taylor expansion of (- c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in b
* [misc]taylor:  Taking taylor expansion of (- a) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (/ 1 (- a)) into (/ -1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in b
* [misc]taylor:  Taking taylor expansion of (- d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in b
* [misc]taylor:  Taking taylor expansion of (- b) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in b
* [misc]taylor:  Taking taylor expansion of (- c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in b
* [misc]taylor:  Taking taylor expansion of (- a) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (/ 1 (- a)) into (/ -1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in b
* [misc]taylor:  Taking taylor expansion of (- d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]backup-simplify:  Simplify (* -1 (/ -1 c)) into (/ 1 c)
* [misc]backup-simplify:  Simplify (+ (/ 1 c) 0) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of 1 in a
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 c) (/ 0 (- c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (* 0 (/ -1 c))) into 0
* [misc]backup-simplify:  Simplify (* (/ -1 a) (/ -1 d)) into (/ 1 (* d a))
* [misc]backup-simplify:  Simplify (- (/ 1 (* d a))) into (- (/ 1 (* d a)))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 (* d a)))) into (- (/ 1 (* d a)))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* d a))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d a)) in c
* [misc]taylor:  Taking taylor expansion of (* d a) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (* d a) into (* d a)
* [misc]backup-simplify:  Simplify (/ 1 (* d a)) into (/ 1 (* d a))
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 1 in d
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 c) (/ 0 (- c))) (* 0 (/ 0 (- c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (* 0 (/ -1 c)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d) (/ 0 (- d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 a) (/ 0 (- a))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 a) 0) (* 0 (/ -1 d))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 1 (* d a))) into (- (/ 1 (* d a)))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* d a))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d a)) in a
* [misc]taylor:  Taking taylor expansion of (* d a) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* d 0) into 0
* [misc]backup-simplify:  Simplify (+ (* d 1) (* 0 0)) into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]backup-simplify:  Simplify (- (/ 1 d)) into (- (/ 1 d))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d)) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 c) (/ 0 (- c))) (* 0 (/ 0 (- c))) (* 0 (/ 0 (- c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ -1 c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d) (/ 0 (- d))) (* 0 (/ 0 (- d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 a) (/ 0 (- a))) (* 0 (/ 0 (- a))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 a) 0) (+ (* 0 0) (* 0 (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 a)) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d a)) (/ 0 (* d a))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 c) (/ 0 (- c))) (* 0 (/ 0 (- c))) (* 0 (/ 0 (- c))) (* 0 (/ 0 (- c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ -1 c)))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d) (/ 0 (- d))) (* 0 (/ 0 (- d))) (* 0 (/ 0 (- d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 a) (/ 0 (- a))) (* 0 (/ 0 (- a))) (* 0 (/ 0 (- a))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 a) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (* 0 a))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d a)) (/ 0 (* d a))) (* 0 (/ 0 (* d a))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)) (* 0 (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 1 (* 1 (* 1 (* (/ 1 (/ 1 (- c))) (/ 1 (/ 1 (- b))))))) (* -1 (* (/ 1 (/ 1 (- d))) (* (/ 1 (/ 1 (- a))) (* 1 1))))) into (- (* b c) (* d a))
* * * [misc]progress:  tayloring alt 4 of 10
* [misc]approximate:  Taking taylor expansion of (cube (cbrt (/ (/ (- (* b c) (* a d)) (hypot c d)) (hypot c d)))) in (b c a d) around 0
* [misc]taylor:  Taking taylor expansion of (cube (cbrt (/ (/ (- (* b c) (* a d)) (hypot c d)) (hypot c d)))) in d
* [misc]backup-simplify:  Simplify (cube (cbrt (/ (/ (- (* b c) (* a d)) (hypot c d)) (hypot c d)))) into (/ (- (* b c) (* d a)) (sqr (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (cube (cbrt (/ (/ (- (* b c) (* a d)) (hypot c d)) (hypot c d)))) in a
* [misc]backup-simplify:  Simplify (cube (cbrt (/ (/ (- (* b c) (* a d)) (hypot c d)) (hypot c d)))) into (/ (- (* b c) (* d a)) (sqr (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (cube (cbrt (/ (/ (- (* b c) (* a d)) (hypot c d)) (hypot c d)))) in c
* [misc]backup-simplify:  Simplify (cube (cbrt (/ (/ (- (* b c) (* a d)) (hypot c d)) (hypot c d)))) into (/ (- (* b c) (* d a)) (sqr (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (cube (cbrt (/ (/ (- (* b c) (* a d)) (hypot c d)) (hypot c d)))) in b
* [misc]backup-simplify:  Simplify (cube (cbrt (/ (/ (- (* b c) (* a d)) (hypot c d)) (hypot c d)))) into (/ (- (* b c) (* d a)) (sqr (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (cube (cbrt (/ (/ (- (* b c) (* a d)) (hypot c d)) (hypot c d)))) in b
* [misc]backup-simplify:  Simplify (cube (cbrt (/ (/ (- (* b c) (* a d)) (hypot c d)) (hypot c d)))) into (/ (- (* b c) (* d a)) (sqr (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (/ (- (* b c) (* d a)) (sqr (hypot c d))) in c
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* d a)) in c
* [misc]taylor:  Taking taylor expansion of (* b c) in c
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (* d a) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of (sqr (hypot c d)) in c
* [misc]taylor:  Taking taylor expansion of (hypot c d) in c
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* b 0) into 0
* [misc]backup-simplify:  Simplify (* d a) into (* d a)
* [misc]backup-simplify:  Simplify (- (* d a)) into (- (* d a))
* [misc]backup-simplify:  Simplify (+ 0 (- (* d a))) into (- (* d a))
* [misc]backup-simplify:  Simplify (* (hypot c d) (hypot c d)) into (sqr (hypot c d))
* [misc]backup-simplify:  Simplify (/ (- (* d a)) (sqr (hypot c d))) into (* -1 (/ (* d a) (sqr (hypot c d))))
* [misc]taylor:  Taking taylor expansion of (* -1 (/ (* d a) (sqr (hypot c d)))) in a
* [misc]taylor:  Taking taylor expansion of -1 in a
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]taylor:  Taking taylor expansion of (/ (* d a) (sqr (hypot c d))) in a
* [misc]taylor:  Taking taylor expansion of (* d a) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (sqr (hypot c d)) in a
* [misc]taylor:  Taking taylor expansion of (hypot c d) in a
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* d 0) into 0
* [misc]backup-simplify:  Simplify (+ (* d 1) (* 0 0)) into d
* [misc]backup-simplify:  Simplify (* (hypot c d) (hypot c d)) into (sqr (hypot c d))
* [misc]backup-simplify:  Simplify (/ d (sqr (hypot c d))) into (/ d (sqr (hypot c d)))
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* b 1) (* 0 0)) into b
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 a)) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ b 0) into b
* [misc]backup-simplify:  Simplify (+ (* (hypot c d) 0) (* 0 (hypot c d))) into 0
* [misc]backup-simplify:  Simplify (- (/ b (sqr (hypot c d))) (+ (* (* -1 (/ (* d a) (sqr (hypot c d)))) (/ 0 (sqr (hypot c d)))))) into (/ b (sqr (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (/ b (sqr (hypot c d))) in a
* [misc]taylor:  Taking taylor expansion of b in a
* [misc]backup-simplify:  Simplify b into b
* [misc]taylor:  Taking taylor expansion of (sqr (hypot c d)) in a
* [misc]taylor:  Taking taylor expansion of (hypot c d) in a
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* (hypot c d) (hypot c d)) into (sqr (hypot c d))
* [misc]backup-simplify:  Simplify (/ b (sqr (hypot c d))) into (/ b (sqr (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (/ b (sqr (hypot c d))) in d
* [misc]taylor:  Taking taylor expansion of b in d
* [misc]backup-simplify:  Simplify b into b
* [misc]taylor:  Taking taylor expansion of (sqr (hypot c d)) in d
* [misc]taylor:  Taking taylor expansion of (hypot c d) in d
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* (hypot c d) (hypot c d)) into (sqr (hypot c d))
* [misc]backup-simplify:  Simplify (/ b (sqr (hypot c d))) into (/ b (sqr (hypot c d)))
* [misc]backup-simplify:  Simplify (/ b (sqr (hypot c d))) into (/ b (sqr (hypot c d)))
* [misc]backup-simplify:  Simplify (* -1 (/ d (sqr (hypot c d)))) into (* -1 (/ d (sqr (hypot c d))))
* [misc]taylor:  Taking taylor expansion of (* -1 (/ d (sqr (hypot c d)))) in d
* [misc]taylor:  Taking taylor expansion of -1 in d
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]taylor:  Taking taylor expansion of (/ d (sqr (hypot c d))) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (sqr (hypot c d)) in d
* [misc]taylor:  Taking taylor expansion of (hypot c d) in d
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* (hypot c d) (hypot c d)) into (sqr (hypot c d))
* [misc]backup-simplify:  Simplify (/ 1 (sqr (hypot c d))) into (/ 1 (sqr (hypot c d)))
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* b 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (* 0 a))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot c d) 0) (+ (* 0 0) (* 0 (hypot c d)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (sqr (hypot c d))) (+ (* (* -1 (/ (* d a) (sqr (hypot c d)))) (/ 0 (sqr (hypot c d)))) (* (/ b (sqr (hypot c d))) (/ 0 (sqr (hypot c d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot c d) 0) (* 0 (hypot c d))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (sqr (hypot c d))) (+ (* (/ b (sqr (hypot c d))) (/ 0 (sqr (hypot c d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot c d) 0) (* 0 (hypot c d))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (sqr (hypot c d))) (+ (* (/ d (sqr (hypot c d))) (/ 0 (sqr (hypot c d)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (* 0 (/ d (sqr (hypot c d))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (* (/ b (sqr (hypot c d))) (* 1 (* 1 (* c 1)))) into (/ (* b c) (sqr (hypot c d)))
* [misc]approximate:  Taking taylor expansion of (cube (cbrt (/ (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))))) in (b c a d) around 0
* [misc]taylor:  Taking taylor expansion of (cube (cbrt (/ (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))))) in d
* [misc]backup-simplify:  Simplify (cube (cbrt (/ (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))))) into (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (sqr (hypot (/ 1 c) (/ 1 d))))
* [misc]taylor:  Taking taylor expansion of (cube (cbrt (/ (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))))) in a
* [misc]backup-simplify:  Simplify (cube (cbrt (/ (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))))) into (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (sqr (hypot (/ 1 c) (/ 1 d))))
* [misc]taylor:  Taking taylor expansion of (cube (cbrt (/ (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))))) in c
* [misc]backup-simplify:  Simplify (cube (cbrt (/ (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))))) into (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (sqr (hypot (/ 1 c) (/ 1 d))))
* [misc]taylor:  Taking taylor expansion of (cube (cbrt (/ (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))))) in b
* [misc]backup-simplify:  Simplify (cube (cbrt (/ (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))))) into (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (sqr (hypot (/ 1 c) (/ 1 d))))
* [misc]taylor:  Taking taylor expansion of (cube (cbrt (/ (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))))) in b
* [misc]backup-simplify:  Simplify (cube (cbrt (/ (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))))) into (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (sqr (hypot (/ 1 c) (/ 1 d))))
* [misc]taylor:  Taking taylor expansion of (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (sqr (hypot (/ 1 c) (/ 1 d)))) in c
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* b c)) (/ 1 (* d a))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (* b c)) in c
* [misc]taylor:  Taking taylor expansion of (* b c) in c
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* b 0) into 0
* [misc]backup-simplify:  Simplify (+ (* b 1) (* 0 0)) into b
* [misc]backup-simplify:  Simplify (/ 1 b) into (/ 1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d a)) in c
* [misc]taylor:  Taking taylor expansion of (* d a) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (* d a) into (* d a)
* [misc]backup-simplify:  Simplify (/ 1 (* d a)) into (/ 1 (* d a))
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ 1 c) (/ 1 d))) in c
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in c
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (+ (/ 1 b) 0) into (/ 1 b)
* [misc]backup-simplify:  Simplify (* (hypot (/ 1 c) (/ 1 d)) (hypot (/ 1 c) (/ 1 d))) into (sqr (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (/ (/ 1 b) (sqr (hypot (/ 1 c) (/ 1 d)))) into (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) b))
* [misc]backup-simplify:  Simplify (+ (* b 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 b) (/ 0 b)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 1 (* d a))) into (- (/ 1 (* d a)))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 (* d a)))) into (- (/ 1 (* d a)))
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (* 0 (hypot (/ 1 c) (/ 1 d)))) into 0
* [misc]backup-simplify:  Simplify (- (/ (- (/ 1 (* d a))) (sqr (hypot (/ 1 c) (/ 1 d)))) (+ (* (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) b)) (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))))) into (- (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a))))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a)))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a))) in a
* [misc]taylor:  Taking taylor expansion of (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a)) in a
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ 1 c) (/ 1 d))) in a
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in a
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]taylor:  Taking taylor expansion of (* d a) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* (hypot (/ 1 c) (/ 1 d)) (hypot (/ 1 c) (/ 1 d))) into (sqr (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (* d 0) into 0
* [misc]backup-simplify:  Simplify (* (sqr (hypot (/ 1 c) (/ 1 d))) 0) into 0
* [misc]backup-simplify:  Simplify (+ (* d 1) (* 0 0)) into d
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (* 0 (hypot (/ 1 c) (/ 1 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (hypot (/ 1 c) (/ 1 d))) d) (* 0 0)) into (* (sqr (hypot (/ 1 c) (/ 1 d))) d)
* [misc]backup-simplify:  Simplify (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) d)) into (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) d))
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (* 0 (hypot (/ 1 c) (/ 1 d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (hypot (/ 1 c) (/ 1 d))) 0) (+ (* 0 d) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) d)) (/ 0 (* (sqr (hypot (/ 1 c) (/ 1 d))) d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* b 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 b) (/ 0 b)) (* 0 (/ 0 b)))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 a)) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d a)) (/ 0 (* d a))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (* 0 (hypot (/ 1 c) (/ 1 d))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (sqr (hypot (/ 1 c) (/ 1 d)))) (+ (* (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) b)) (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))) (* (- (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a)))) (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (hypot (/ 1 c) (/ 1 d))) 0) (+ (* 0 0) (+ (* 0 d) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) d)) (/ 0 (* (sqr (hypot (/ 1 c) (/ 1 d))) d))) (* 0 (/ 0 (* (sqr (hypot (/ 1 c) (/ 1 d))) d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]approximate:  Taking taylor expansion of (cube (cbrt (/ (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))))) in (b c a d) around 0
* [misc]taylor:  Taking taylor expansion of (cube (cbrt (/ (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))))) in d
* [misc]backup-simplify:  Simplify (cube (cbrt (/ (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))))) into (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (sqr (hypot (/ -1 c) (/ -1 d))))
* [misc]taylor:  Taking taylor expansion of (cube (cbrt (/ (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))))) in a
* [misc]backup-simplify:  Simplify (cube (cbrt (/ (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))))) into (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (sqr (hypot (/ -1 c) (/ -1 d))))
* [misc]taylor:  Taking taylor expansion of (cube (cbrt (/ (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))))) in c
* [misc]backup-simplify:  Simplify (cube (cbrt (/ (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))))) into (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (sqr (hypot (/ -1 c) (/ -1 d))))
* [misc]taylor:  Taking taylor expansion of (cube (cbrt (/ (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))))) in b
* [misc]backup-simplify:  Simplify (cube (cbrt (/ (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))))) into (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (sqr (hypot (/ -1 c) (/ -1 d))))
* [misc]taylor:  Taking taylor expansion of (cube (cbrt (/ (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))))) in b
* [misc]backup-simplify:  Simplify (cube (cbrt (/ (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))))) into (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (sqr (hypot (/ -1 c) (/ -1 d))))
* [misc]taylor:  Taking taylor expansion of (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (sqr (hypot (/ -1 c) (/ -1 d)))) in c
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* b c)) (/ 1 (* d a))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (* b c)) in c
* [misc]taylor:  Taking taylor expansion of (* b c) in c
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* b 0) into 0
* [misc]backup-simplify:  Simplify (+ (* b 1) (* 0 0)) into b
* [misc]backup-simplify:  Simplify (/ 1 b) into (/ 1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d a)) in c
* [misc]taylor:  Taking taylor expansion of (* d a) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (* d a) into (* d a)
* [misc]backup-simplify:  Simplify (/ 1 (* d a)) into (/ 1 (* d a))
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ -1 c) (/ -1 d))) in c
* [misc]taylor:  Taking taylor expansion of (hypot (/ -1 c) (/ -1 d)) in c
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (+ (/ 1 b) 0) into (/ 1 b)
* [misc]backup-simplify:  Simplify (* (hypot (/ -1 c) (/ -1 d)) (hypot (/ -1 c) (/ -1 d))) into (sqr (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (/ (/ 1 b) (sqr (hypot (/ -1 c) (/ -1 d)))) into (/ 1 (* b (sqr (hypot (/ -1 c) (/ -1 d)))))
* [misc]backup-simplify:  Simplify (+ (* b 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 b) (/ 0 b)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 1 (* d a))) into (- (/ 1 (* d a)))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 (* d a)))) into (- (/ 1 (* d a)))
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (* 0 (hypot (/ -1 c) (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (- (/ (- (/ 1 (* d a))) (sqr (hypot (/ -1 c) (/ -1 d)))) (+ (* (/ 1 (* b (sqr (hypot (/ -1 c) (/ -1 d))))) (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))))) into (- (/ 1 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d)))))))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d))))))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d)))))) in a
* [misc]taylor:  Taking taylor expansion of (* d (* a (sqr (hypot (/ -1 c) (/ -1 d))))) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (* a (sqr (hypot (/ -1 c) (/ -1 d)))) in a
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ -1 c) (/ -1 d))) in a
* [misc]taylor:  Taking taylor expansion of (hypot (/ -1 c) (/ -1 d)) in a
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* (hypot (/ -1 c) (/ -1 d)) (hypot (/ -1 c) (/ -1 d))) into (sqr (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (* 0 (sqr (hypot (/ -1 c) (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (* d 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (* 0 (hypot (/ -1 c) (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 (sqr (hypot (/ -1 c) (/ -1 d))))) into (sqr (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (+ (* d (sqr (hypot (/ -1 c) (/ -1 d)))) (* 0 0)) into (* d (sqr (hypot (/ -1 c) (/ -1 d))))
* [misc]backup-simplify:  Simplify (/ 1 (* d (sqr (hypot (/ -1 c) (/ -1 d))))) into (/ 1 (* d (sqr (hypot (/ -1 c) (/ -1 d)))))
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 (sqr (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 (sqr (hypot (/ -1 c) (/ -1 d)))) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d (sqr (hypot (/ -1 c) (/ -1 d))))) (/ 0 (* d (sqr (hypot (/ -1 c) (/ -1 d)))))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* b 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 b) (/ 0 b)) (* 0 (/ 0 b)))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 a)) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d a)) (/ 0 (* d a))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (sqr (hypot (/ -1 c) (/ -1 d)))) (+ (* (/ 1 (* b (sqr (hypot (/ -1 c) (/ -1 d))))) (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))) (* (- (/ 1 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d))))))) (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 (sqr (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (+ (* 0 (sqr (hypot (/ -1 c) (/ -1 d)))) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d (sqr (hypot (/ -1 c) (/ -1 d))))) (/ 0 (* d (sqr (hypot (/ -1 c) (/ -1 d)))))) (* 0 (/ 0 (* d (sqr (hypot (/ -1 c) (/ -1 d)))))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]approximate:  Taking taylor expansion of (cbrt (/ (/ (- (* b c) (* a d)) (hypot c d)) (hypot c d))) in (b c a d) around 0
* [misc]taylor:  Taking taylor expansion of (cbrt (/ (/ (- (* b c) (* a d)) (hypot c d)) (hypot c d))) in d
* [misc]backup-simplify:  Simplify (cbrt (/ (/ (- (* b c) (* a d)) (hypot c d)) (hypot c d))) into (cbrt (/ (- (* b c) (* d a)) (sqr (hypot c d))))
* [misc]taylor:  Taking taylor expansion of (cbrt (/ (/ (- (* b c) (* a d)) (hypot c d)) (hypot c d))) in a
* [misc]backup-simplify:  Simplify (cbrt (/ (/ (- (* b c) (* a d)) (hypot c d)) (hypot c d))) into (cbrt (/ (- (* b c) (* d a)) (sqr (hypot c d))))
* [misc]taylor:  Taking taylor expansion of (cbrt (/ (/ (- (* b c) (* a d)) (hypot c d)) (hypot c d))) in c
* [misc]backup-simplify:  Simplify (cbrt (/ (/ (- (* b c) (* a d)) (hypot c d)) (hypot c d))) into (cbrt (/ (- (* b c) (* d a)) (sqr (hypot c d))))
* [misc]taylor:  Taking taylor expansion of (cbrt (/ (/ (- (* b c) (* a d)) (hypot c d)) (hypot c d))) in b
* [misc]backup-simplify:  Simplify (cbrt (/ (/ (- (* b c) (* a d)) (hypot c d)) (hypot c d))) into (cbrt (/ (- (* b c) (* d a)) (sqr (hypot c d))))
* [misc]taylor:  Taking taylor expansion of (cbrt (/ (/ (- (* b c) (* a d)) (hypot c d)) (hypot c d))) in b
* [misc]backup-simplify:  Simplify (cbrt (/ (/ (- (* b c) (* a d)) (hypot c d)) (hypot c d))) into (cbrt (/ (- (* b c) (* d a)) (sqr (hypot c d))))
* [misc]taylor:  Taking taylor expansion of (cbrt (/ (- (* b c) (* d a)) (sqr (hypot c d)))) in c
* [misc]backup-simplify:  Simplify (cbrt (/ (- (* b c) (* d a)) (sqr (hypot c d)))) into (cbrt (/ (- (* b c) (* d a)) (sqr (hypot c d))))
* [misc]taylor:  Taking taylor expansion of (cbrt (/ (- (* b c) (* d a)) (sqr (hypot c d)))) in a
* [misc]backup-simplify:  Simplify (cbrt (/ (- (* b c) (* d a)) (sqr (hypot c d)))) into (cbrt (/ (- (* b c) (* d a)) (sqr (hypot c d))))
* [misc]taylor:  Taking taylor expansion of (cbrt (/ (- (* b c) (* d a)) (sqr (hypot c d)))) in d
* [misc]backup-simplify:  Simplify (cbrt (/ (- (* b c) (* d a)) (sqr (hypot c d)))) into (cbrt (/ (- (* b c) (* d a)) (sqr (hypot c d))))
* [misc]backup-simplify:  Simplify (cbrt (/ (- (* b c) (* d a)) (sqr (hypot c d)))) into (cbrt (/ (- (* b c) (* d a)) (sqr (hypot c d))))
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (cbrt (/ (- (* b c) (* d a)) (sqr (hypot c d)))) into (cbrt (/ (- (* b c) (* d a)) (sqr (hypot c d))))
* [misc]approximate:  Taking taylor expansion of (cbrt (/ (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))) (hypot (/ 1 c) (/ 1 d)))) in (b c a d) around 0
* [misc]taylor:  Taking taylor expansion of (cbrt (/ (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))) (hypot (/ 1 c) (/ 1 d)))) in d
* [misc]backup-simplify:  Simplify (cbrt (/ (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))) (hypot (/ 1 c) (/ 1 d)))) into (cbrt (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (sqr (hypot (/ 1 c) (/ 1 d)))))
* [misc]taylor:  Taking taylor expansion of (cbrt (/ (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))) (hypot (/ 1 c) (/ 1 d)))) in a
* [misc]backup-simplify:  Simplify (cbrt (/ (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))) (hypot (/ 1 c) (/ 1 d)))) into (cbrt (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (sqr (hypot (/ 1 c) (/ 1 d)))))
* [misc]taylor:  Taking taylor expansion of (cbrt (/ (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))) (hypot (/ 1 c) (/ 1 d)))) in c
* [misc]backup-simplify:  Simplify (cbrt (/ (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))) (hypot (/ 1 c) (/ 1 d)))) into (cbrt (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (sqr (hypot (/ 1 c) (/ 1 d)))))
* [misc]taylor:  Taking taylor expansion of (cbrt (/ (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))) (hypot (/ 1 c) (/ 1 d)))) in b
* [misc]backup-simplify:  Simplify (cbrt (/ (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))) (hypot (/ 1 c) (/ 1 d)))) into (cbrt (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (sqr (hypot (/ 1 c) (/ 1 d)))))
* [misc]taylor:  Taking taylor expansion of (cbrt (/ (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))) (hypot (/ 1 c) (/ 1 d)))) in b
* [misc]backup-simplify:  Simplify (cbrt (/ (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))) (hypot (/ 1 c) (/ 1 d)))) into (cbrt (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (sqr (hypot (/ 1 c) (/ 1 d)))))
* [misc]taylor:  Taking taylor expansion of (cbrt (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (sqr (hypot (/ 1 c) (/ 1 d))))) in c
* [misc]backup-simplify:  Simplify (cbrt (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (sqr (hypot (/ 1 c) (/ 1 d))))) into (cbrt (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (sqr (hypot (/ 1 c) (/ 1 d)))))
* [misc]taylor:  Taking taylor expansion of (cbrt (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (sqr (hypot (/ 1 c) (/ 1 d))))) in a
* [misc]backup-simplify:  Simplify (cbrt (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (sqr (hypot (/ 1 c) (/ 1 d))))) into (cbrt (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (sqr (hypot (/ 1 c) (/ 1 d)))))
* [misc]taylor:  Taking taylor expansion of (cbrt (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (sqr (hypot (/ 1 c) (/ 1 d))))) in d
* [misc]backup-simplify:  Simplify (cbrt (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (sqr (hypot (/ 1 c) (/ 1 d))))) into (cbrt (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (sqr (hypot (/ 1 c) (/ 1 d)))))
* [misc]backup-simplify:  Simplify (cbrt (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (sqr (hypot (/ 1 c) (/ 1 d))))) into (cbrt (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (sqr (hypot (/ 1 c) (/ 1 d)))))
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (cbrt (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (sqr (hypot (/ 1 c) (/ 1 d))))) into (cbrt (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (sqr (hypot (/ 1 c) (/ 1 d)))))
* [misc]approximate:  Taking taylor expansion of (cbrt (/ (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d))))) in (b c a d) around 0
* [misc]taylor:  Taking taylor expansion of (cbrt (/ (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d))))) in d
* [misc]backup-simplify:  Simplify (cbrt (/ (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d))))) into (cbrt (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (sqr (hypot (/ -1 c) (/ -1 d)))))
* [misc]taylor:  Taking taylor expansion of (cbrt (/ (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d))))) in a
* [misc]backup-simplify:  Simplify (cbrt (/ (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d))))) into (cbrt (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (sqr (hypot (/ -1 c) (/ -1 d)))))
* [misc]taylor:  Taking taylor expansion of (cbrt (/ (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d))))) in c
* [misc]backup-simplify:  Simplify (cbrt (/ (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d))))) into (cbrt (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (sqr (hypot (/ -1 c) (/ -1 d)))))
* [misc]taylor:  Taking taylor expansion of (cbrt (/ (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d))))) in b
* [misc]backup-simplify:  Simplify (cbrt (/ (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d))))) into (cbrt (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (sqr (hypot (/ -1 c) (/ -1 d)))))
* [misc]taylor:  Taking taylor expansion of (cbrt (/ (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d))))) in b
* [misc]backup-simplify:  Simplify (cbrt (/ (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d))))) into (cbrt (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (sqr (hypot (/ -1 c) (/ -1 d)))))
* [misc]taylor:  Taking taylor expansion of (cbrt (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (sqr (hypot (/ -1 c) (/ -1 d))))) in c
* [misc]backup-simplify:  Simplify (cbrt (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (sqr (hypot (/ -1 c) (/ -1 d))))) into (cbrt (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (sqr (hypot (/ -1 c) (/ -1 d)))))
* [misc]taylor:  Taking taylor expansion of (cbrt (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (sqr (hypot (/ -1 c) (/ -1 d))))) in a
* [misc]backup-simplify:  Simplify (cbrt (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (sqr (hypot (/ -1 c) (/ -1 d))))) into (cbrt (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (sqr (hypot (/ -1 c) (/ -1 d)))))
* [misc]taylor:  Taking taylor expansion of (cbrt (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (sqr (hypot (/ -1 c) (/ -1 d))))) in d
* [misc]backup-simplify:  Simplify (cbrt (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (sqr (hypot (/ -1 c) (/ -1 d))))) into (cbrt (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (sqr (hypot (/ -1 c) (/ -1 d)))))
* [misc]backup-simplify:  Simplify (cbrt (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (sqr (hypot (/ -1 c) (/ -1 d))))) into (cbrt (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (sqr (hypot (/ -1 c) (/ -1 d)))))
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (cbrt (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (sqr (hypot (/ -1 c) (/ -1 d))))) into (cbrt (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (sqr (hypot (/ -1 c) (/ -1 d)))))
* [misc]approximate:  Taking taylor expansion of (/ (- (* b c) (* a d)) (hypot c d)) in (b c a d) around 0
* [misc]taylor:  Taking taylor expansion of (/ (- (* b c) (* a d)) (hypot c d)) in d
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in d
* [misc]taylor:  Taking taylor expansion of (* b c) in d
* [misc]taylor:  Taking taylor expansion of b in d
* [misc]backup-simplify:  Simplify b into b
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (* a d) in d
* [misc]taylor:  Taking taylor expansion of a in d
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (hypot c d) in d
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* b c) into (* b c)
* [misc]backup-simplify:  Simplify (* a 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ (* b c) 0) into (* b c)
* [misc]backup-simplify:  Simplify (/ (* b c) (hypot c d)) into (/ (* b c) (hypot c d))
* [misc]taylor:  Taking taylor expansion of (/ (- (* b c) (* a d)) (hypot c d)) in a
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in a
* [misc]taylor:  Taking taylor expansion of (* b c) in a
* [misc]taylor:  Taking taylor expansion of b in a
* [misc]backup-simplify:  Simplify b into b
* [misc]taylor:  Taking taylor expansion of c in a
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (* a d) in a
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (hypot c d) in a
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* b c) into (* b c)
* [misc]backup-simplify:  Simplify (* 0 d) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ (* b c) 0) into (* b c)
* [misc]backup-simplify:  Simplify (/ (* b c) (hypot c d)) into (/ (* b c) (hypot c d))
* [misc]taylor:  Taking taylor expansion of (/ (- (* b c) (* a d)) (hypot c d)) in c
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in c
* [misc]taylor:  Taking taylor expansion of (* b c) in c
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (* a d) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (hypot c d) in c
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* b 0) into 0
* [misc]backup-simplify:  Simplify (* a d) into (* d a)
* [misc]backup-simplify:  Simplify (- (* d a)) into (- (* d a))
* [misc]backup-simplify:  Simplify (+ 0 (- (* d a))) into (- (* d a))
* [misc]backup-simplify:  Simplify (/ (- (* d a)) (hypot c d)) into (* -1 (/ (* d a) (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (/ (- (* b c) (* a d)) (hypot c d)) in b
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in b
* [misc]taylor:  Taking taylor expansion of (* b c) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (* a d) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (hypot c d) in b
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* 0 c) into 0
* [misc]backup-simplify:  Simplify (* a d) into (* d a)
* [misc]backup-simplify:  Simplify (- (* d a)) into (- (* d a))
* [misc]backup-simplify:  Simplify (+ 0 (- (* d a))) into (- (* d a))
* [misc]backup-simplify:  Simplify (/ (- (* d a)) (hypot c d)) into (* -1 (/ (* d a) (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (/ (- (* b c) (* a d)) (hypot c d)) in b
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in b
* [misc]taylor:  Taking taylor expansion of (* b c) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (* a d) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (hypot c d) in b
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* 0 c) into 0
* [misc]backup-simplify:  Simplify (* a d) into (* d a)
* [misc]backup-simplify:  Simplify (- (* d a)) into (- (* d a))
* [misc]backup-simplify:  Simplify (+ 0 (- (* d a))) into (- (* d a))
* [misc]backup-simplify:  Simplify (/ (- (* d a)) (hypot c d)) into (* -1 (/ (* d a) (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (* -1 (/ (* d a) (hypot c d))) in c
* [misc]taylor:  Taking taylor expansion of -1 in c
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]taylor:  Taking taylor expansion of (/ (* d a) (hypot c d)) in c
* [misc]taylor:  Taking taylor expansion of (* d a) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of (hypot c d) in c
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* d a) into (* d a)
* [misc]backup-simplify:  Simplify (/ (* d a) (hypot c d)) into (/ (* d a) (hypot c d))
* [misc]backup-simplify:  Simplify (* -1 (/ (* d a) (hypot c d))) into (* -1 (/ (* d a) (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (* -1 (/ (* d a) (hypot c d))) in a
* [misc]taylor:  Taking taylor expansion of -1 in a
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]taylor:  Taking taylor expansion of (/ (* d a) (hypot c d)) in a
* [misc]taylor:  Taking taylor expansion of (* d a) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (hypot c d) in a
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* d 0) into 0
* [misc]backup-simplify:  Simplify (+ (* d 1) (* 0 0)) into d
* [misc]backup-simplify:  Simplify (/ d (hypot c d)) into (/ d (hypot c d))
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 c)) into c
* [misc]backup-simplify:  Simplify (+ (* a 0) (* 0 d)) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ c 0) into c
* [misc]backup-simplify:  Simplify (- (/ c (hypot c d)) (+ (* (* -1 (/ (* d a) (hypot c d))) (/ 0 (hypot c d))))) into (/ c (hypot c d))
* [misc]taylor:  Taking taylor expansion of (/ c (hypot c d)) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (hypot c d) in c
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (/ 1 (hypot c d)) into (/ 1 (hypot c d))
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 a)) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot c d)) (+ (* (/ (* d a) (hypot c d)) (/ 0 (hypot c d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (* 0 (/ (* d a) (hypot c d)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (* -1 (/ d (hypot c d))) into (* -1 (/ d (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (* -1 (/ d (hypot c d))) in d
* [misc]taylor:  Taking taylor expansion of -1 in d
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]taylor:  Taking taylor expansion of (/ d (hypot c d)) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (hypot c d) in d
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (/ 1 (hypot c d)) into (/ 1 (hypot c d))
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 c))) into 0
* [misc]backup-simplify:  Simplify (+ (* a 0) (+ (* 0 0) (* 0 d))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot c d)) (+ (* (* -1 (/ (* d a) (hypot c d))) (/ 0 (hypot c d))) (* (/ c (hypot c d)) (/ 0 (hypot c d))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of (/ 1 (hypot c d)) in a
* [misc]taylor:  Taking taylor expansion of (hypot c d) in a
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (/ 1 (hypot c d)) into (/ 1 (hypot c d))
* [misc]taylor:  Taking taylor expansion of (/ 1 (hypot c d)) in d
* [misc]taylor:  Taking taylor expansion of (hypot c d) in d
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (/ 1 (hypot c d)) into (/ 1 (hypot c d))
* [misc]backup-simplify:  Simplify (/ 1 (hypot c d)) into (/ 1 (hypot c d))
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (* 0 a))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot c d)) (+ (* (/ (* d a) (hypot c d)) (/ 0 (hypot c d))) (* 0 (/ 0 (hypot c d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (* 0 (/ (* d a) (hypot c d))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot c d)) (+ (* (/ d (hypot c d)) (/ 0 (hypot c d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (* 0 (/ d (hypot c d)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (* -1 (/ 1 (hypot c d))) into (/ -1 (hypot c d))
* [misc]backup-simplify:  Simplify (/ -1 (hypot c d)) into (/ -1 (hypot c d))
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 c)))) into 0
* [misc]backup-simplify:  Simplify (+ (* a 0) (+ (* 0 0) (+ (* 0 0) (* 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot c d)) (+ (* (* -1 (/ (* d a) (hypot c d))) (/ 0 (hypot c d))) (* (/ c (hypot c d)) (/ 0 (hypot c d))) (* 0 (/ 0 (hypot c d))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot c d)) (+ (* (/ 1 (hypot c d)) (/ 0 (hypot c d))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (+ (* 0 0) (* 0 a)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot c d)) (+ (* (/ (* d a) (hypot c d)) (/ 0 (hypot c d))) (* 0 (/ 0 (hypot c d))) (* 0 (/ 0 (hypot c d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ (* d a) (hypot c d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot c d)) (/ 0 (hypot c d))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 (hypot c d)) (* d (* a (* 1 1)))) (* (/ 1 (hypot c d)) (* 1 (* 1 (* c b))))) into (- (/ (* b c) (hypot c d)) (/ (* d a) (hypot c d)))
* [misc]approximate:  Taking taylor expansion of (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))) in (b c a d) around 0
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))) in d
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in d
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in d
* [misc]taylor:  Taking taylor expansion of b in d
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (/ 1 b) into (/ 1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in d
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in d
* [misc]taylor:  Taking taylor expansion of a in d
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (/ 1 a) into (/ 1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in d
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (* (/ 1 a) 1) into (/ 1 a)
* [misc]backup-simplify:  Simplify (- (/ 1 a)) into (- (/ 1 a))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 a))) into (- (/ 1 a))
* [misc]backup-simplify:  Simplify (/ (- (/ 1 a)) (hypot (/ 1 c) (/ 1 d))) into (/ -1 (* (hypot (/ 1 c) (/ 1 d)) a))
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))) in a
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in a
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in a
* [misc]taylor:  Taking taylor expansion of b in a
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (/ 1 b) into (/ 1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in a
* [misc]taylor:  Taking taylor expansion of c in a
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in a
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in a
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (* 1 (/ 1 d)) into (/ 1 d)
* [misc]backup-simplify:  Simplify (- (/ 1 d)) into (- (/ 1 d))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 d))) into (- (/ 1 d))
* [misc]backup-simplify:  Simplify (/ (- (/ 1 d)) (hypot (/ 1 c) (/ 1 d))) into (/ -1 (* (hypot (/ 1 c) (/ 1 d)) d))
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))) in c
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in c
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in c
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (/ 1 b) into (/ 1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (/ 1 a) into (/ 1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in c
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (* (/ 1 b) 1) into (/ 1 b)
* [misc]backup-simplify:  Simplify (+ (/ 1 b) 0) into (/ 1 b)
* [misc]backup-simplify:  Simplify (/ (/ 1 b) (hypot (/ 1 c) (/ 1 d))) into (/ 1 (* (hypot (/ 1 c) (/ 1 d)) b))
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))) in b
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (/ 1 a) into (/ 1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in b
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (* 1 (/ 1 c)) into (/ 1 c)
* [misc]backup-simplify:  Simplify (+ (/ 1 c) 0) into (/ 1 c)
* [misc]backup-simplify:  Simplify (/ (/ 1 c) (hypot (/ 1 c) (/ 1 d))) into (/ 1 (* (hypot (/ 1 c) (/ 1 d)) c))
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))) in b
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (/ 1 a) into (/ 1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in b
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (* 1 (/ 1 c)) into (/ 1 c)
* [misc]backup-simplify:  Simplify (+ (/ 1 c) 0) into (/ 1 c)
* [misc]backup-simplify:  Simplify (/ (/ 1 c) (hypot (/ 1 c) (/ 1 d))) into (/ 1 (* (hypot (/ 1 c) (/ 1 d)) c))
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (hypot (/ 1 c) (/ 1 d)) c)) in c
* [misc]taylor:  Taking taylor expansion of (* (hypot (/ 1 c) (/ 1 d)) c) in c
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in c
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* (hypot (/ 1 c) (/ 1 d)) 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 1) (* 0 0)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (/ 1 (hypot (/ 1 c) (/ 1 d))) into (/ 1 (hypot (/ 1 c) (/ 1 d)))
* [misc]taylor:  Taking taylor expansion of (/ 1 (hypot (/ 1 c) (/ 1 d))) in a
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in a
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (/ 1 (hypot (/ 1 c) (/ 1 d))) into (/ 1 (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 c) (/ 0 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 (/ 1 c))) into 0
* [misc]backup-simplify:  Simplify (* (/ 1 a) (/ 1 d)) into (/ 1 (* d a))
* [misc]backup-simplify:  Simplify (- (/ 1 (* d a))) into (- (/ 1 (* d a)))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 (* d a)))) into (- (/ 1 (* d a)))
* [misc]backup-simplify:  Simplify (- (/ (- (/ 1 (* d a))) (hypot (/ 1 c) (/ 1 d))) (+ (* (/ 1 (* (hypot (/ 1 c) (/ 1 d)) c)) (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into (- (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a))))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a)))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a))) in c
* [misc]taylor:  Taking taylor expansion of (* (hypot (/ 1 c) (/ 1 d)) (* d a)) in c
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in c
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]taylor:  Taking taylor expansion of (* d a) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (* d a) into (* d a)
* [misc]backup-simplify:  Simplify (* (hypot (/ 1 c) (/ 1 d)) (* d a)) into (* (hypot (/ 1 c) (/ 1 d)) (* d a))
* [misc]backup-simplify:  Simplify (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a))) into (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a)))
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ 1 c) (/ 1 d))) (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of (/ 1 (hypot (/ 1 c) (/ 1 d))) in d
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in d
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (/ 1 (hypot (/ 1 c) (/ 1 d))) into (/ 1 (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 c) (/ 0 c)) (* 0 (/ 0 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 (/ 1 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 a) (/ 0 a)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 a) 0) (* 0 (/ 1 d))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot (/ 1 c) (/ 1 d))) (+ (* (/ 1 (* (hypot (/ 1 c) (/ 1 d)) c)) (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* (- (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a)))) (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a)))) into (- (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a))))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a)))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a))) in a
* [misc]taylor:  Taking taylor expansion of (* (hypot (/ 1 c) (/ 1 d)) (* d a)) in a
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in a
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]taylor:  Taking taylor expansion of (* d a) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* d 0) into 0
* [misc]backup-simplify:  Simplify (* (hypot (/ 1 c) (/ 1 d)) 0) into 0
* [misc]backup-simplify:  Simplify (+ (* d 1) (* 0 0)) into d
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) d) (* 0 0)) into (* (hypot (/ 1 c) (/ 1 d)) d)
* [misc]backup-simplify:  Simplify (/ 1 (* (hypot (/ 1 c) (/ 1 d)) d)) into (/ 1 (* (hypot (/ 1 c) (/ 1 d)) d))
* [misc]backup-simplify:  Simplify (- (/ 1 (* (hypot (/ 1 c) (/ 1 d)) d))) into (- (/ 1 (* (hypot (/ 1 c) (/ 1 d)) d)))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* (hypot (/ 1 c) (/ 1 d)) d))) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (hypot (/ 1 c) (/ 1 d)) d)) in d
* [misc]taylor:  Taking taylor expansion of (* (hypot (/ 1 c) (/ 1 d)) d) in d
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in d
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* (hypot (/ 1 c) (/ 1 d)) 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 1) (* 0 0)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (/ 1 (hypot (/ 1 c) (/ 1 d))) into (/ 1 (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (- (/ 1 (hypot (/ 1 c) (/ 1 d)))) into (- (/ 1 (hypot (/ 1 c) (/ 1 d))))
* [misc]backup-simplify:  Simplify (- (/ 1 (hypot (/ 1 c) (/ 1 d)))) into (- (/ 1 (hypot (/ 1 c) (/ 1 d))))
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ 1 c) (/ 1 d))) (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* 0 (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ 1 c) (/ 1 d))) (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ 1 (hypot (/ 1 c) (/ 1 d))) into (/ 1 (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 c) (/ 0 c)) (* 0 (/ 0 c)) (* 0 (/ 0 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 c))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)) (* 0 (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 a) (/ 0 a)) (* 0 (/ 0 a)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 a) 0) (+ (* 0 0) (* 0 (/ 1 d)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot (/ 1 c) (/ 1 d))) (+ (* (/ 1 (* (hypot (/ 1 c) (/ 1 d)) c)) (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* (- (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a)))) (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* 0 (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 a)) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (* 0 (* d a))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a))) (/ 0 (* (hypot (/ 1 c) (/ 1 d)) (* d a)))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ 1 c) (/ 1 d))) (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* 0 (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* 0 (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 d) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* (hypot (/ 1 c) (/ 1 d)) d)) (/ 0 (* (hypot (/ 1 c) (/ 1 d)) d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ 1 c) (/ 1 d))) (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* 0 (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ 1 c) (/ 1 d))) (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ 1 c) (/ 1 d))) (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 c) (/ 0 c)) (* 0 (/ 0 c)) (* 0 (/ 0 c)) (* 0 (/ 0 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 c)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)) (* 0 (/ 0 d)) (* 0 (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 a) (/ 0 a)) (* 0 (/ 0 a)) (* 0 (/ 0 a)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 a) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot (/ 1 c) (/ 1 d))) (+ (* (/ 1 (* (hypot (/ 1 c) (/ 1 d)) c)) (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* (- (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a)))) (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* 0 (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* 0 (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (* 0 a))) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (* 0 (* d a)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a))) (/ 0 (* (hypot (/ 1 c) (/ 1 d)) (* d a)))) (* 0 (/ 0 (* (hypot (/ 1 c) (/ 1 d)) (* d a)))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ 1 c) (/ 1 d))) (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* 0 (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* 0 (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* 0 (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (+ (* 0 d) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* (hypot (/ 1 c) (/ 1 d)) d)) (/ 0 (* (hypot (/ 1 c) (/ 1 d)) d))) (* 0 (/ 0 (* (hypot (/ 1 c) (/ 1 d)) d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ 1 c) (/ 1 d))) (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* 0 (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* 0 (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 (hypot (/ 1 c) (/ 1 d))) (* 1 (* 1 (* (/ 1 (/ 1 c)) (/ 1 (/ 1 b)))))) (* (- (/ 1 (hypot (/ 1 c) (/ 1 d)))) (* (/ 1 (/ 1 d)) (* (/ 1 (/ 1 a)) (* 1 1))))) into (- (/ (* b c) (hypot (/ 1 c) (/ 1 d))) (/ (* d a) (hypot (/ 1 c) (/ 1 d))))
* [misc]approximate:  Taking taylor expansion of (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))) in (b c a d) around 0
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))) in d
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in d
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in d
* [misc]taylor:  Taking taylor expansion of (- b) in d
* [misc]taylor:  Taking taylor expansion of b in d
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (/ 1 (- b)) into (/ -1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in d
* [misc]taylor:  Taking taylor expansion of (- c) in d
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in d
* [misc]taylor:  Taking taylor expansion of (- a) in d
* [misc]taylor:  Taking taylor expansion of a in d
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (/ 1 (- a)) into (/ -1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in d
* [misc]taylor:  Taking taylor expansion of (- d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in d
* [misc]backup-simplify:  Simplify (hypot (/ 1 (- c)) (/ 1 (- d))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* (/ -1 a) -1) into (/ 1 a)
* [misc]backup-simplify:  Simplify (- (/ 1 a)) into (- (/ 1 a))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 a))) into (- (/ 1 a))
* [misc]backup-simplify:  Simplify (/ (- (/ 1 a)) (hypot (/ -1 c) (/ -1 d))) into (/ -1 (* a (hypot (/ -1 c) (/ -1 d))))
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))) in a
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in a
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in a
* [misc]taylor:  Taking taylor expansion of (- b) in a
* [misc]taylor:  Taking taylor expansion of b in a
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (/ 1 (- b)) into (/ -1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in a
* [misc]taylor:  Taking taylor expansion of (- c) in a
* [misc]taylor:  Taking taylor expansion of c in a
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in a
* [misc]taylor:  Taking taylor expansion of (- a) in a
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in a
* [misc]taylor:  Taking taylor expansion of (- d) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in a
* [misc]backup-simplify:  Simplify (hypot (/ 1 (- c)) (/ 1 (- d))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* -1 (/ -1 d)) into (/ 1 d)
* [misc]backup-simplify:  Simplify (- (/ 1 d)) into (- (/ 1 d))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 d))) into (- (/ 1 d))
* [misc]backup-simplify:  Simplify (/ (- (/ 1 d)) (hypot (/ -1 c) (/ -1 d))) into (/ -1 (* d (hypot (/ -1 c) (/ -1 d))))
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))) in c
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in c
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in c
* [misc]taylor:  Taking taylor expansion of (- b) in c
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (/ 1 (- b)) into (/ -1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in c
* [misc]taylor:  Taking taylor expansion of (- c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in c
* [misc]taylor:  Taking taylor expansion of (- a) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (/ 1 (- a)) into (/ -1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in c
* [misc]taylor:  Taking taylor expansion of (- d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in c
* [misc]backup-simplify:  Simplify (hypot (/ 1 (- c)) (/ 1 (- d))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* (/ -1 b) -1) into (/ 1 b)
* [misc]backup-simplify:  Simplify (+ (/ 1 b) 0) into (/ 1 b)
* [misc]backup-simplify:  Simplify (/ (/ 1 b) (hypot (/ -1 c) (/ -1 d))) into (/ 1 (* b (hypot (/ -1 c) (/ -1 d))))
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))) in b
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in b
* [misc]taylor:  Taking taylor expansion of (- b) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in b
* [misc]taylor:  Taking taylor expansion of (- c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in b
* [misc]taylor:  Taking taylor expansion of (- a) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (/ 1 (- a)) into (/ -1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in b
* [misc]taylor:  Taking taylor expansion of (- d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in b
* [misc]backup-simplify:  Simplify (hypot (/ 1 (- c)) (/ 1 (- d))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* -1 (/ -1 c)) into (/ 1 c)
* [misc]backup-simplify:  Simplify (+ (/ 1 c) 0) into (/ 1 c)
* [misc]backup-simplify:  Simplify (/ (/ 1 c) (hypot (/ -1 c) (/ -1 d))) into (/ 1 (* c (hypot (/ -1 c) (/ -1 d))))
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))) in b
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in b
* [misc]taylor:  Taking taylor expansion of (- b) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in b
* [misc]taylor:  Taking taylor expansion of (- c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in b
* [misc]taylor:  Taking taylor expansion of (- a) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (/ 1 (- a)) into (/ -1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in b
* [misc]taylor:  Taking taylor expansion of (- d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in b
* [misc]backup-simplify:  Simplify (hypot (/ 1 (- c)) (/ 1 (- d))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* -1 (/ -1 c)) into (/ 1 c)
* [misc]backup-simplify:  Simplify (+ (/ 1 c) 0) into (/ 1 c)
* [misc]backup-simplify:  Simplify (/ (/ 1 c) (hypot (/ -1 c) (/ -1 d))) into (/ 1 (* c (hypot (/ -1 c) (/ -1 d))))
* [misc]taylor:  Taking taylor expansion of (/ 1 (* c (hypot (/ -1 c) (/ -1 d)))) in c
* [misc]taylor:  Taking taylor expansion of (* c (hypot (/ -1 c) (/ -1 d))) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (hypot (/ -1 c) (/ -1 d)) in c
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* 0 (hypot (/ -1 c) (/ -1 d))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 (hypot (/ -1 c) (/ -1 d)))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (/ 1 (hypot (/ -1 c) (/ -1 d))) into (/ 1 (hypot (/ -1 c) (/ -1 d)))
* [misc]taylor:  Taking taylor expansion of (/ 1 (hypot (/ -1 c) (/ -1 d))) in a
* [misc]taylor:  Taking taylor expansion of (hypot (/ -1 c) (/ -1 d)) in a
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (/ 1 (hypot (/ -1 c) (/ -1 d))) into (/ 1 (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 c) (/ 0 (- c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (* 0 (/ -1 c))) into 0
* [misc]backup-simplify:  Simplify (* (/ -1 a) (/ -1 d)) into (/ 1 (* d a))
* [misc]backup-simplify:  Simplify (- (/ 1 (* d a))) into (- (/ 1 (* d a)))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 (* d a)))) into (- (/ 1 (* d a)))
* [misc]backup-simplify:  Simplify (- (/ (- (/ 1 (* d a))) (hypot (/ -1 c) (/ -1 d))) (+ (* (/ 1 (* c (hypot (/ -1 c) (/ -1 d)))) (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into (- (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d))))))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d)))))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d))))) in c
* [misc]taylor:  Taking taylor expansion of (* d (* a (hypot (/ -1 c) (/ -1 d)))) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (* a (hypot (/ -1 c) (/ -1 d))) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of (hypot (/ -1 c) (/ -1 d)) in c
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* a (hypot (/ -1 c) (/ -1 d))) into (* a (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (* d (* a (hypot (/ -1 c) (/ -1 d)))) into (* d (* a (hypot (/ -1 c) (/ -1 d))))
* [misc]backup-simplify:  Simplify (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d))))) into (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d)))))
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 (hypot (/ -1 c) (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ -1 c) (/ -1 d))) (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of (/ 1 (hypot (/ -1 c) (/ -1 d))) in d
* [misc]taylor:  Taking taylor expansion of (hypot (/ -1 c) (/ -1 d)) in d
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (/ 1 (hypot (/ -1 c) (/ -1 d))) into (/ 1 (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 c) (/ 0 (- c))) (* 0 (/ 0 (- c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (* 0 (/ -1 c)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d) (/ 0 (- d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 a) (/ 0 (- a))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 a) 0) (* 0 (/ -1 d))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot (/ -1 c) (/ -1 d))) (+ (* (/ 1 (* c (hypot (/ -1 c) (/ -1 d)))) (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* (- (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d)))))) (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d)))))) into (- (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d))))))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d)))))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d))))) in a
* [misc]taylor:  Taking taylor expansion of (* d (* a (hypot (/ -1 c) (/ -1 d)))) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (* a (hypot (/ -1 c) (/ -1 d))) in a
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (hypot (/ -1 c) (/ -1 d)) in a
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* 0 (hypot (/ -1 c) (/ -1 d))) into 0
* [misc]backup-simplify:  Simplify (* d 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 (hypot (/ -1 c) (/ -1 d)))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (+ (* d (hypot (/ -1 c) (/ -1 d))) (* 0 0)) into (* d (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (/ 1 (* d (hypot (/ -1 c) (/ -1 d)))) into (/ 1 (* d (hypot (/ -1 c) (/ -1 d))))
* [misc]backup-simplify:  Simplify (- (/ 1 (* d (hypot (/ -1 c) (/ -1 d))))) into (- (/ 1 (* d (hypot (/ -1 c) (/ -1 d)))))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* d (hypot (/ -1 c) (/ -1 d))))) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d (hypot (/ -1 c) (/ -1 d)))) in d
* [misc]taylor:  Taking taylor expansion of (* d (hypot (/ -1 c) (/ -1 d))) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (hypot (/ -1 c) (/ -1 d)) in d
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* 0 (hypot (/ -1 c) (/ -1 d))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 (hypot (/ -1 c) (/ -1 d)))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (/ 1 (hypot (/ -1 c) (/ -1 d))) into (/ 1 (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (- (/ 1 (hypot (/ -1 c) (/ -1 d)))) into (- (/ 1 (hypot (/ -1 c) (/ -1 d))))
* [misc]backup-simplify:  Simplify (- (/ 1 (hypot (/ -1 c) (/ -1 d)))) into (- (/ 1 (hypot (/ -1 c) (/ -1 d))))
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ -1 c) (/ -1 d))) (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* 0 (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ -1 c) (/ -1 d))) (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ 1 (hypot (/ -1 c) (/ -1 d))) into (/ 1 (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 c) (/ 0 (- c))) (* 0 (/ 0 (- c))) (* 0 (/ 0 (- c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ -1 c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d) (/ 0 (- d))) (* 0 (/ 0 (- d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 a) (/ 0 (- a))) (* 0 (/ 0 (- a))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 a) 0) (+ (* 0 0) (* 0 (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot (/ -1 c) (/ -1 d))) (+ (* (/ 1 (* c (hypot (/ -1 c) (/ -1 d)))) (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* (- (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d)))))) (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* 0 (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* a 0) (* 0 (hypot (/ -1 c) (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 (* a (hypot (/ -1 c) (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d))))) (/ 0 (* d (* a (hypot (/ -1 c) (/ -1 d)))))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ -1 c) (/ -1 d))) (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* 0 (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* 0 (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 (hypot (/ -1 c) (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 (hypot (/ -1 c) (/ -1 d))) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d (hypot (/ -1 c) (/ -1 d)))) (/ 0 (* d (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ -1 c) (/ -1 d))) (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* 0 (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 (hypot (/ -1 c) (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ -1 c) (/ -1 d))) (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ -1 c) (/ -1 d))) (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 c) (/ 0 (- c))) (* 0 (/ 0 (- c))) (* 0 (/ 0 (- c))) (* 0 (/ 0 (- c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ -1 c)))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d) (/ 0 (- d))) (* 0 (/ 0 (- d))) (* 0 (/ 0 (- d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 a) (/ 0 (- a))) (* 0 (/ 0 (- a))) (* 0 (/ 0 (- a))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 a) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot (/ -1 c) (/ -1 d))) (+ (* (/ 1 (* c (hypot (/ -1 c) (/ -1 d)))) (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* (- (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d)))))) (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* 0 (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* 0 (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* a 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (* 0 (* a (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d))))) (/ 0 (* d (* a (hypot (/ -1 c) (/ -1 d)))))) (* 0 (/ 0 (* d (* a (hypot (/ -1 c) (/ -1 d)))))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d)))))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ -1 c) (/ -1 d))) (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* 0 (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* 0 (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* 0 (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (+ (* 0 (hypot (/ -1 c) (/ -1 d))) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d (hypot (/ -1 c) (/ -1 d)))) (/ 0 (* d (hypot (/ -1 c) (/ -1 d))))) (* 0 (/ 0 (* d (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ -1 c) (/ -1 d))) (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* 0 (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* 0 (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 (hypot (/ -1 c) (/ -1 d))) (* 1 (* 1 (* (/ 1 (/ 1 (- c))) (/ 1 (/ 1 (- b))))))) (* (- (/ 1 (hypot (/ -1 c) (/ -1 d)))) (* (/ 1 (/ 1 (- d))) (* (/ 1 (/ 1 (- a))) (* 1 1))))) into (- (/ (* b c) (hypot (/ -1 c) (/ -1 d))) (/ (* d a) (hypot (/ -1 c) (/ -1 d))))
* [misc]approximate:  Taking taylor expansion of (/ (/ (- (* b c) (* a d)) (hypot c d)) (hypot c d)) in (b c a d) around 0
* [misc]taylor:  Taking taylor expansion of (/ (/ (- (* b c) (* a d)) (hypot c d)) (hypot c d)) in d
* [misc]taylor:  Taking taylor expansion of (/ (- (* b c) (* a d)) (hypot c d)) in d
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in d
* [misc]taylor:  Taking taylor expansion of (* b c) in d
* [misc]taylor:  Taking taylor expansion of b in d
* [misc]backup-simplify:  Simplify b into b
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (* a d) in d
* [misc]taylor:  Taking taylor expansion of a in d
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (hypot c d) in d
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* b c) into (* b c)
* [misc]backup-simplify:  Simplify (* a 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ (* b c) 0) into (* b c)
* [misc]backup-simplify:  Simplify (/ (* b c) (hypot c d)) into (/ (* b c) (hypot c d))
* [misc]taylor:  Taking taylor expansion of (hypot c d) in d
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (/ (/ (* b c) (hypot c d)) (hypot c d)) into (/ (* b c) (sqr (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (/ (/ (- (* b c) (* a d)) (hypot c d)) (hypot c d)) in a
* [misc]taylor:  Taking taylor expansion of (/ (- (* b c) (* a d)) (hypot c d)) in a
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in a
* [misc]taylor:  Taking taylor expansion of (* b c) in a
* [misc]taylor:  Taking taylor expansion of b in a
* [misc]backup-simplify:  Simplify b into b
* [misc]taylor:  Taking taylor expansion of c in a
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (* a d) in a
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (hypot c d) in a
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* b c) into (* b c)
* [misc]backup-simplify:  Simplify (* 0 d) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ (* b c) 0) into (* b c)
* [misc]backup-simplify:  Simplify (/ (* b c) (hypot c d)) into (/ (* b c) (hypot c d))
* [misc]taylor:  Taking taylor expansion of (hypot c d) in a
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (/ (/ (* b c) (hypot c d)) (hypot c d)) into (/ (* b c) (sqr (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (/ (/ (- (* b c) (* a d)) (hypot c d)) (hypot c d)) in c
* [misc]taylor:  Taking taylor expansion of (/ (- (* b c) (* a d)) (hypot c d)) in c
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in c
* [misc]taylor:  Taking taylor expansion of (* b c) in c
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (* a d) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (hypot c d) in c
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* b 0) into 0
* [misc]backup-simplify:  Simplify (* a d) into (* d a)
* [misc]backup-simplify:  Simplify (- (* d a)) into (- (* d a))
* [misc]backup-simplify:  Simplify (+ 0 (- (* d a))) into (- (* d a))
* [misc]backup-simplify:  Simplify (/ (- (* d a)) (hypot c d)) into (* -1 (/ (* d a) (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (hypot c d) in c
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (/ (* -1 (/ (* d a) (hypot c d))) (hypot c d)) into (* -1 (/ (* d a) (sqr (hypot c d))))
* [misc]taylor:  Taking taylor expansion of (/ (/ (- (* b c) (* a d)) (hypot c d)) (hypot c d)) in b
* [misc]taylor:  Taking taylor expansion of (/ (- (* b c) (* a d)) (hypot c d)) in b
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in b
* [misc]taylor:  Taking taylor expansion of (* b c) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (* a d) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (hypot c d) in b
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* 0 c) into 0
* [misc]backup-simplify:  Simplify (* a d) into (* d a)
* [misc]backup-simplify:  Simplify (- (* d a)) into (- (* d a))
* [misc]backup-simplify:  Simplify (+ 0 (- (* d a))) into (- (* d a))
* [misc]backup-simplify:  Simplify (/ (- (* d a)) (hypot c d)) into (* -1 (/ (* d a) (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (hypot c d) in b
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (/ (* -1 (/ (* d a) (hypot c d))) (hypot c d)) into (* -1 (/ (* d a) (sqr (hypot c d))))
* [misc]taylor:  Taking taylor expansion of (/ (/ (- (* b c) (* a d)) (hypot c d)) (hypot c d)) in b
* [misc]taylor:  Taking taylor expansion of (/ (- (* b c) (* a d)) (hypot c d)) in b
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in b
* [misc]taylor:  Taking taylor expansion of (* b c) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (* a d) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (hypot c d) in b
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* 0 c) into 0
* [misc]backup-simplify:  Simplify (* a d) into (* d a)
* [misc]backup-simplify:  Simplify (- (* d a)) into (- (* d a))
* [misc]backup-simplify:  Simplify (+ 0 (- (* d a))) into (- (* d a))
* [misc]backup-simplify:  Simplify (/ (- (* d a)) (hypot c d)) into (* -1 (/ (* d a) (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (hypot c d) in b
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (/ (* -1 (/ (* d a) (hypot c d))) (hypot c d)) into (* -1 (/ (* d a) (sqr (hypot c d))))
* [misc]taylor:  Taking taylor expansion of (* -1 (/ (* d a) (sqr (hypot c d)))) in c
* [misc]taylor:  Taking taylor expansion of -1 in c
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]taylor:  Taking taylor expansion of (/ (* d a) (sqr (hypot c d))) in c
* [misc]taylor:  Taking taylor expansion of (* d a) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of (sqr (hypot c d)) in c
* [misc]taylor:  Taking taylor expansion of (hypot c d) in c
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* d a) into (* d a)
* [misc]backup-simplify:  Simplify (* (hypot c d) (hypot c d)) into (sqr (hypot c d))
* [misc]backup-simplify:  Simplify (/ (* d a) (sqr (hypot c d))) into (/ (* d a) (sqr (hypot c d)))
* [misc]backup-simplify:  Simplify (* -1 (/ (* d a) (sqr (hypot c d)))) into (* -1 (/ (* d a) (sqr (hypot c d))))
* [misc]taylor:  Taking taylor expansion of (* -1 (/ (* d a) (sqr (hypot c d)))) in a
* [misc]taylor:  Taking taylor expansion of -1 in a
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]taylor:  Taking taylor expansion of (/ (* d a) (sqr (hypot c d))) in a
* [misc]taylor:  Taking taylor expansion of (* d a) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (sqr (hypot c d)) in a
* [misc]taylor:  Taking taylor expansion of (hypot c d) in a
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* d 0) into 0
* [misc]backup-simplify:  Simplify (+ (* d 1) (* 0 0)) into d
* [misc]backup-simplify:  Simplify (* (hypot c d) (hypot c d)) into (sqr (hypot c d))
* [misc]backup-simplify:  Simplify (/ d (sqr (hypot c d))) into (/ d (sqr (hypot c d)))
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 c)) into c
* [misc]backup-simplify:  Simplify (+ (* a 0) (* 0 d)) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ c 0) into c
* [misc]backup-simplify:  Simplify (- (/ c (hypot c d)) (+ (* (* -1 (/ (* d a) (hypot c d))) (/ 0 (hypot c d))))) into (/ c (hypot c d))
* [misc]backup-simplify:  Simplify (- (/ (/ c (hypot c d)) (hypot c d)) (+ (* (* -1 (/ (* d a) (sqr (hypot c d)))) (/ 0 (hypot c d))))) into (/ c (sqr (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (/ c (sqr (hypot c d))) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (sqr (hypot c d)) in c
* [misc]taylor:  Taking taylor expansion of (hypot c d) in c
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* (hypot c d) (hypot c d)) into (sqr (hypot c d))
* [misc]backup-simplify:  Simplify (/ 1 (sqr (hypot c d))) into (/ 1 (sqr (hypot c d)))
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 a)) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot c d) 0) (* 0 (hypot c d))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (sqr (hypot c d))) (+ (* (/ (* d a) (sqr (hypot c d))) (/ 0 (sqr (hypot c d)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (* 0 (/ (* d a) (sqr (hypot c d))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (* -1 (/ d (sqr (hypot c d)))) into (* -1 (/ d (sqr (hypot c d))))
* [misc]taylor:  Taking taylor expansion of (* -1 (/ d (sqr (hypot c d)))) in d
* [misc]taylor:  Taking taylor expansion of -1 in d
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]taylor:  Taking taylor expansion of (/ d (sqr (hypot c d))) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (sqr (hypot c d)) in d
* [misc]taylor:  Taking taylor expansion of (hypot c d) in d
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* (hypot c d) (hypot c d)) into (sqr (hypot c d))
* [misc]backup-simplify:  Simplify (/ 1 (sqr (hypot c d))) into (/ 1 (sqr (hypot c d)))
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 c))) into 0
* [misc]backup-simplify:  Simplify (+ (* a 0) (+ (* 0 0) (* 0 d))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot c d)) (+ (* (* -1 (/ (* d a) (hypot c d))) (/ 0 (hypot c d))) (* (/ c (hypot c d)) (/ 0 (hypot c d))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot c d)) (+ (* (* -1 (/ (* d a) (sqr (hypot c d)))) (/ 0 (hypot c d))) (* (/ c (sqr (hypot c d))) (/ 0 (hypot c d))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr (hypot c d))) in a
* [misc]taylor:  Taking taylor expansion of (sqr (hypot c d)) in a
* [misc]taylor:  Taking taylor expansion of (hypot c d) in a
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* (hypot c d) (hypot c d)) into (sqr (hypot c d))
* [misc]backup-simplify:  Simplify (/ 1 (sqr (hypot c d))) into (/ 1 (sqr (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr (hypot c d))) in d
* [misc]taylor:  Taking taylor expansion of (sqr (hypot c d)) in d
* [misc]taylor:  Taking taylor expansion of (hypot c d) in d
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* (hypot c d) (hypot c d)) into (sqr (hypot c d))
* [misc]backup-simplify:  Simplify (/ 1 (sqr (hypot c d))) into (/ 1 (sqr (hypot c d)))
* [misc]backup-simplify:  Simplify (/ 1 (sqr (hypot c d))) into (/ 1 (sqr (hypot c d)))
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (* 0 a))) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot c d) 0) (+ (* 0 0) (* 0 (hypot c d)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (sqr (hypot c d))) (+ (* (/ (* d a) (sqr (hypot c d))) (/ 0 (sqr (hypot c d)))) (* 0 (/ 0 (sqr (hypot c d)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (* 0 (/ (* d a) (sqr (hypot c d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot c d) 0) (* 0 (hypot c d))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (sqr (hypot c d))) (+ (* (/ d (sqr (hypot c d))) (/ 0 (sqr (hypot c d)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (* 0 (/ d (sqr (hypot c d))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (* -1 (/ 1 (sqr (hypot c d)))) into (/ -1 (sqr (hypot c d)))
* [misc]backup-simplify:  Simplify (/ -1 (sqr (hypot c d))) into (/ -1 (sqr (hypot c d)))
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 c)))) into 0
* [misc]backup-simplify:  Simplify (+ (* a 0) (+ (* 0 0) (+ (* 0 0) (* 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot c d)) (+ (* (* -1 (/ (* d a) (hypot c d))) (/ 0 (hypot c d))) (* (/ c (hypot c d)) (/ 0 (hypot c d))) (* 0 (/ 0 (hypot c d))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot c d)) (+ (* (* -1 (/ (* d a) (sqr (hypot c d)))) (/ 0 (hypot c d))) (* (/ c (sqr (hypot c d))) (/ 0 (hypot c d))) (* 0 (/ 0 (hypot c d))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot c d) 0) (* 0 (hypot c d))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (sqr (hypot c d))) (+ (* (/ 1 (sqr (hypot c d))) (/ 0 (sqr (hypot c d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (+ (* 0 0) (* 0 a)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot c d) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (hypot c d))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (sqr (hypot c d))) (+ (* (/ (* d a) (sqr (hypot c d))) (/ 0 (sqr (hypot c d)))) (* 0 (/ 0 (sqr (hypot c d)))) (* 0 (/ 0 (sqr (hypot c d)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ (* d a) (sqr (hypot c d))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot c d) 0) (* 0 (hypot c d))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot c d))) (/ 0 (sqr (hypot c d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 (sqr (hypot c d))) (* d (* a (* 1 1)))) (* (/ 1 (sqr (hypot c d))) (* 1 (* 1 (* c b))))) into (- (/ (* b c) (sqr (hypot c d))) (/ (* d a) (sqr (hypot c d))))
* [misc]approximate:  Taking taylor expansion of (/ (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))) in (b c a d) around 0
* [misc]taylor:  Taking taylor expansion of (/ (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))) in d
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))) in d
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in d
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in d
* [misc]taylor:  Taking taylor expansion of b in d
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (/ 1 b) into (/ 1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in d
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in d
* [misc]taylor:  Taking taylor expansion of a in d
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (/ 1 a) into (/ 1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in d
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (* (/ 1 a) 1) into (/ 1 a)
* [misc]backup-simplify:  Simplify (- (/ 1 a)) into (- (/ 1 a))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 a))) into (- (/ 1 a))
* [misc]backup-simplify:  Simplify (/ (- (/ 1 a)) (hypot (/ 1 c) (/ 1 d))) into (/ -1 (* (hypot (/ 1 c) (/ 1 d)) a))
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in d
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (/ (/ -1 (* (hypot (/ 1 c) (/ 1 d)) a)) (hypot (/ 1 c) (/ 1 d))) into (/ -1 (* (sqr (hypot (/ 1 c) (/ 1 d))) a))
* [misc]taylor:  Taking taylor expansion of (/ (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))) in a
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))) in a
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in a
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in a
* [misc]taylor:  Taking taylor expansion of b in a
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (/ 1 b) into (/ 1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in a
* [misc]taylor:  Taking taylor expansion of c in a
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in a
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in a
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (* 1 (/ 1 d)) into (/ 1 d)
* [misc]backup-simplify:  Simplify (- (/ 1 d)) into (- (/ 1 d))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 d))) into (- (/ 1 d))
* [misc]backup-simplify:  Simplify (/ (- (/ 1 d)) (hypot (/ 1 c) (/ 1 d))) into (/ -1 (* (hypot (/ 1 c) (/ 1 d)) d))
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in a
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (/ (/ -1 (* (hypot (/ 1 c) (/ 1 d)) d)) (hypot (/ 1 c) (/ 1 d))) into (/ -1 (* (sqr (hypot (/ 1 c) (/ 1 d))) d))
* [misc]taylor:  Taking taylor expansion of (/ (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))) in c
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))) in c
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in c
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in c
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (/ 1 b) into (/ 1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (/ 1 a) into (/ 1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in c
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (* (/ 1 b) 1) into (/ 1 b)
* [misc]backup-simplify:  Simplify (+ (/ 1 b) 0) into (/ 1 b)
* [misc]backup-simplify:  Simplify (/ (/ 1 b) (hypot (/ 1 c) (/ 1 d))) into (/ 1 (* (hypot (/ 1 c) (/ 1 d)) b))
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in c
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (/ (/ 1 (* (hypot (/ 1 c) (/ 1 d)) b)) (hypot (/ 1 c) (/ 1 d))) into (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) b))
* [misc]taylor:  Taking taylor expansion of (/ (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))) in b
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))) in b
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (/ 1 a) into (/ 1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in b
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (* 1 (/ 1 c)) into (/ 1 c)
* [misc]backup-simplify:  Simplify (+ (/ 1 c) 0) into (/ 1 c)
* [misc]backup-simplify:  Simplify (/ (/ 1 c) (hypot (/ 1 c) (/ 1 d))) into (/ 1 (* (hypot (/ 1 c) (/ 1 d)) c))
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in b
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (/ (/ 1 (* (hypot (/ 1 c) (/ 1 d)) c)) (hypot (/ 1 c) (/ 1 d))) into (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) c))
* [misc]taylor:  Taking taylor expansion of (/ (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))) in b
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))) in b
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (/ 1 a) into (/ 1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in b
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (* 1 (/ 1 c)) into (/ 1 c)
* [misc]backup-simplify:  Simplify (+ (/ 1 c) 0) into (/ 1 c)
* [misc]backup-simplify:  Simplify (/ (/ 1 c) (hypot (/ 1 c) (/ 1 d))) into (/ 1 (* (hypot (/ 1 c) (/ 1 d)) c))
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in b
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (/ (/ 1 (* (hypot (/ 1 c) (/ 1 d)) c)) (hypot (/ 1 c) (/ 1 d))) into (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) c))
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) c)) in c
* [misc]taylor:  Taking taylor expansion of (* (sqr (hypot (/ 1 c) (/ 1 d))) c) in c
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ 1 c) (/ 1 d))) in c
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in c
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* (hypot (/ 1 c) (/ 1 d)) (hypot (/ 1 c) (/ 1 d))) into (sqr (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (* (sqr (hypot (/ 1 c) (/ 1 d))) 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (* 0 (hypot (/ 1 c) (/ 1 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (hypot (/ 1 c) (/ 1 d))) 1) (* 0 0)) into (sqr (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) into (/ 1 (sqr (hypot (/ 1 c) (/ 1 d))))
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) in a
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ 1 c) (/ 1 d))) in a
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in a
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (* (hypot (/ 1 c) (/ 1 d)) (hypot (/ 1 c) (/ 1 d))) into (sqr (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) into (/ 1 (sqr (hypot (/ 1 c) (/ 1 d))))
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 c) (/ 0 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 (/ 1 c))) into 0
* [misc]backup-simplify:  Simplify (* (/ 1 a) (/ 1 d)) into (/ 1 (* d a))
* [misc]backup-simplify:  Simplify (- (/ 1 (* d a))) into (- (/ 1 (* d a)))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 (* d a)))) into (- (/ 1 (* d a)))
* [misc]backup-simplify:  Simplify (- (/ (- (/ 1 (* d a))) (hypot (/ 1 c) (/ 1 d))) (+ (* (/ 1 (* (hypot (/ 1 c) (/ 1 d)) c)) (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into (- (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a))))
* [misc]backup-simplify:  Simplify (- (/ (- (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a)))) (hypot (/ 1 c) (/ 1 d))) (+ (* (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) c)) (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into (- (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a))))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a)))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a))) in c
* [misc]taylor:  Taking taylor expansion of (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a)) in c
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ 1 c) (/ 1 d))) in c
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in c
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]taylor:  Taking taylor expansion of (* d a) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (* (hypot (/ 1 c) (/ 1 d)) (hypot (/ 1 c) (/ 1 d))) into (sqr (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (* d a) into (* d a)
* [misc]backup-simplify:  Simplify (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a)) into (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a))
* [misc]backup-simplify:  Simplify (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a))) into (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a)))
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (* 0 (hypot (/ 1 c) (/ 1 d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (hypot (/ 1 c) (/ 1 d))) 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) in d
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ 1 c) (/ 1 d))) in d
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in d
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (* (hypot (/ 1 c) (/ 1 d)) (hypot (/ 1 c) (/ 1 d))) into (sqr (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) into (/ 1 (sqr (hypot (/ 1 c) (/ 1 d))))
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 c) (/ 0 c)) (* 0 (/ 0 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 (/ 1 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 a) (/ 0 a)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 a) 0) (* 0 (/ 1 d))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot (/ 1 c) (/ 1 d))) (+ (* (/ 1 (* (hypot (/ 1 c) (/ 1 d)) c)) (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* (- (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a)))) (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot (/ 1 c) (/ 1 d))) (+ (* (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) c)) (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* (- (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a)))) (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a)))) into (- (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a))))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a)))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a))) in a
* [misc]taylor:  Taking taylor expansion of (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a)) in a
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ 1 c) (/ 1 d))) in a
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in a
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]taylor:  Taking taylor expansion of (* d a) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* (hypot (/ 1 c) (/ 1 d)) (hypot (/ 1 c) (/ 1 d))) into (sqr (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (* d 0) into 0
* [misc]backup-simplify:  Simplify (* (sqr (hypot (/ 1 c) (/ 1 d))) 0) into 0
* [misc]backup-simplify:  Simplify (+ (* d 1) (* 0 0)) into d
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (* 0 (hypot (/ 1 c) (/ 1 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (hypot (/ 1 c) (/ 1 d))) d) (* 0 0)) into (* (sqr (hypot (/ 1 c) (/ 1 d))) d)
* [misc]backup-simplify:  Simplify (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) d)) into (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) d))
* [misc]backup-simplify:  Simplify (- (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) d))) into (- (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) d)))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) d))) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) d)) in d
* [misc]taylor:  Taking taylor expansion of (* (sqr (hypot (/ 1 c) (/ 1 d))) d) in d
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ 1 c) (/ 1 d))) in d
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in d
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* (hypot (/ 1 c) (/ 1 d)) (hypot (/ 1 c) (/ 1 d))) into (sqr (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (* (sqr (hypot (/ 1 c) (/ 1 d))) 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (* 0 (hypot (/ 1 c) (/ 1 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (hypot (/ 1 c) (/ 1 d))) 1) (* 0 0)) into (sqr (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) into (/ 1 (sqr (hypot (/ 1 c) (/ 1 d))))
* [misc]backup-simplify:  Simplify (- (/ 1 (sqr (hypot (/ 1 c) (/ 1 d))))) into (- (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))))
* [misc]backup-simplify:  Simplify (- (/ 1 (sqr (hypot (/ 1 c) (/ 1 d))))) into (- (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))))
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (hypot (/ 1 c) (/ 1 d))) 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))) (* 0 (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (* 0 (hypot (/ 1 c) (/ 1 d)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) into (/ 1 (sqr (hypot (/ 1 c) (/ 1 d))))
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 c) (/ 0 c)) (* 0 (/ 0 c)) (* 0 (/ 0 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 c))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)) (* 0 (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 a) (/ 0 a)) (* 0 (/ 0 a)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 a) 0) (+ (* 0 0) (* 0 (/ 1 d)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot (/ 1 c) (/ 1 d))) (+ (* (/ 1 (* (hypot (/ 1 c) (/ 1 d)) c)) (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* (- (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a)))) (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* 0 (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot (/ 1 c) (/ 1 d))) (+ (* (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) c)) (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* (- (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a)))) (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* 0 (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 a)) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (* 0 (hypot (/ 1 c) (/ 1 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (hypot (/ 1 c) (/ 1 d))) 0) (* 0 (* d a))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a))) (/ 0 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a)))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (hypot (/ 1 c) (/ 1 d))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (hypot (/ 1 c) (/ 1 d))) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))) (* 0 (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))) (* 0 (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (* 0 (hypot (/ 1 c) (/ 1 d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (hypot (/ 1 c) (/ 1 d))) 0) (+ (* 0 d) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) d)) (/ 0 (* (sqr (hypot (/ 1 c) (/ 1 d))) d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (* 0 (hypot (/ 1 c) (/ 1 d))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))) (* 0 (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (* 0 (hypot (/ 1 c) (/ 1 d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (hypot (/ 1 c) (/ 1 d))) 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (* 0 (hypot (/ 1 c) (/ 1 d)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 c) (/ 0 c)) (* 0 (/ 0 c)) (* 0 (/ 0 c)) (* 0 (/ 0 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 c)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)) (* 0 (/ 0 d)) (* 0 (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 a) (/ 0 a)) (* 0 (/ 0 a)) (* 0 (/ 0 a)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 a) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot (/ 1 c) (/ 1 d))) (+ (* (/ 1 (* (hypot (/ 1 c) (/ 1 d)) c)) (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* (- (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a)))) (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* 0 (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* 0 (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot (/ 1 c) (/ 1 d))) (+ (* (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) c)) (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* (- (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a)))) (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* 0 (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* 0 (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (* 0 a))) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (* 0 (hypot (/ 1 c) (/ 1 d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (hypot (/ 1 c) (/ 1 d))) 0) (+ (* 0 0) (* 0 (* d a)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a))) (/ 0 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a)))) (* 0 (/ 0 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a)))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (hypot (/ 1 c) (/ 1 d)))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (hypot (/ 1 c) (/ 1 d))) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))) (* 0 (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))) (* 0 (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))) (* 0 (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (hypot (/ 1 c) (/ 1 d))) 0) (+ (* 0 0) (+ (* 0 d) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) d)) (/ 0 (* (sqr (hypot (/ 1 c) (/ 1 d))) d))) (* 0 (/ 0 (* (sqr (hypot (/ 1 c) (/ 1 d))) d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))) (* 0 (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))) (* 0 (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) (* 1 (* 1 (* (/ 1 (/ 1 c)) (/ 1 (/ 1 b)))))) (* (- (/ 1 (sqr (hypot (/ 1 c) (/ 1 d))))) (* (/ 1 (/ 1 d)) (* (/ 1 (/ 1 a)) (* 1 1))))) into (- (/ (* b c) (sqr (hypot (/ 1 c) (/ 1 d)))) (/ (* d a) (sqr (hypot (/ 1 c) (/ 1 d)))))
* [misc]approximate:  Taking taylor expansion of (/ (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))) in (b c a d) around 0
* [misc]taylor:  Taking taylor expansion of (/ (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))) in d
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))) in d
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in d
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in d
* [misc]taylor:  Taking taylor expansion of (- b) in d
* [misc]taylor:  Taking taylor expansion of b in d
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (/ 1 (- b)) into (/ -1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in d
* [misc]taylor:  Taking taylor expansion of (- c) in d
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in d
* [misc]taylor:  Taking taylor expansion of (- a) in d
* [misc]taylor:  Taking taylor expansion of a in d
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (/ 1 (- a)) into (/ -1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in d
* [misc]taylor:  Taking taylor expansion of (- d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in d
* [misc]backup-simplify:  Simplify (hypot (/ 1 (- c)) (/ 1 (- d))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* (/ -1 a) -1) into (/ 1 a)
* [misc]backup-simplify:  Simplify (- (/ 1 a)) into (- (/ 1 a))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 a))) into (- (/ 1 a))
* [misc]backup-simplify:  Simplify (/ (- (/ 1 a)) (hypot (/ -1 c) (/ -1 d))) into (/ -1 (* a (hypot (/ -1 c) (/ -1 d))))
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in d
* [misc]backup-simplify:  Simplify (hypot (/ 1 (- c)) (/ 1 (- d))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (/ (/ -1 (* a (hypot (/ -1 c) (/ -1 d)))) (hypot (/ -1 c) (/ -1 d))) into (/ -1 (* a (sqr (hypot (/ -1 c) (/ -1 d)))))
* [misc]taylor:  Taking taylor expansion of (/ (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))) in a
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))) in a
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in a
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in a
* [misc]taylor:  Taking taylor expansion of (- b) in a
* [misc]taylor:  Taking taylor expansion of b in a
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (/ 1 (- b)) into (/ -1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in a
* [misc]taylor:  Taking taylor expansion of (- c) in a
* [misc]taylor:  Taking taylor expansion of c in a
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in a
* [misc]taylor:  Taking taylor expansion of (- a) in a
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in a
* [misc]taylor:  Taking taylor expansion of (- d) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in a
* [misc]backup-simplify:  Simplify (hypot (/ 1 (- c)) (/ 1 (- d))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* -1 (/ -1 d)) into (/ 1 d)
* [misc]backup-simplify:  Simplify (- (/ 1 d)) into (- (/ 1 d))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 d))) into (- (/ 1 d))
* [misc]backup-simplify:  Simplify (/ (- (/ 1 d)) (hypot (/ -1 c) (/ -1 d))) into (/ -1 (* d (hypot (/ -1 c) (/ -1 d))))
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in a
* [misc]backup-simplify:  Simplify (hypot (/ 1 (- c)) (/ 1 (- d))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (/ (/ -1 (* d (hypot (/ -1 c) (/ -1 d)))) (hypot (/ -1 c) (/ -1 d))) into (/ -1 (* d (sqr (hypot (/ -1 c) (/ -1 d)))))
* [misc]taylor:  Taking taylor expansion of (/ (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))) in c
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))) in c
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in c
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in c
* [misc]taylor:  Taking taylor expansion of (- b) in c
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (/ 1 (- b)) into (/ -1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in c
* [misc]taylor:  Taking taylor expansion of (- c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in c
* [misc]taylor:  Taking taylor expansion of (- a) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (/ 1 (- a)) into (/ -1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in c
* [misc]taylor:  Taking taylor expansion of (- d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in c
* [misc]backup-simplify:  Simplify (hypot (/ 1 (- c)) (/ 1 (- d))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* (/ -1 b) -1) into (/ 1 b)
* [misc]backup-simplify:  Simplify (+ (/ 1 b) 0) into (/ 1 b)
* [misc]backup-simplify:  Simplify (/ (/ 1 b) (hypot (/ -1 c) (/ -1 d))) into (/ 1 (* b (hypot (/ -1 c) (/ -1 d))))
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in c
* [misc]backup-simplify:  Simplify (hypot (/ 1 (- c)) (/ 1 (- d))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (/ (/ 1 (* b (hypot (/ -1 c) (/ -1 d)))) (hypot (/ -1 c) (/ -1 d))) into (/ 1 (* b (sqr (hypot (/ -1 c) (/ -1 d)))))
* [misc]taylor:  Taking taylor expansion of (/ (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))) in b
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))) in b
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in b
* [misc]taylor:  Taking taylor expansion of (- b) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in b
* [misc]taylor:  Taking taylor expansion of (- c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in b
* [misc]taylor:  Taking taylor expansion of (- a) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (/ 1 (- a)) into (/ -1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in b
* [misc]taylor:  Taking taylor expansion of (- d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in b
* [misc]backup-simplify:  Simplify (hypot (/ 1 (- c)) (/ 1 (- d))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* -1 (/ -1 c)) into (/ 1 c)
* [misc]backup-simplify:  Simplify (+ (/ 1 c) 0) into (/ 1 c)
* [misc]backup-simplify:  Simplify (/ (/ 1 c) (hypot (/ -1 c) (/ -1 d))) into (/ 1 (* c (hypot (/ -1 c) (/ -1 d))))
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in b
* [misc]backup-simplify:  Simplify (hypot (/ 1 (- c)) (/ 1 (- d))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (/ (/ 1 (* c (hypot (/ -1 c) (/ -1 d)))) (hypot (/ -1 c) (/ -1 d))) into (/ 1 (* c (sqr (hypot (/ -1 c) (/ -1 d)))))
* [misc]taylor:  Taking taylor expansion of (/ (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))) in b
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))) in b
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in b
* [misc]taylor:  Taking taylor expansion of (- b) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in b
* [misc]taylor:  Taking taylor expansion of (- c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in b
* [misc]taylor:  Taking taylor expansion of (- a) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (/ 1 (- a)) into (/ -1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in b
* [misc]taylor:  Taking taylor expansion of (- d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in b
* [misc]backup-simplify:  Simplify (hypot (/ 1 (- c)) (/ 1 (- d))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* -1 (/ -1 c)) into (/ 1 c)
* [misc]backup-simplify:  Simplify (+ (/ 1 c) 0) into (/ 1 c)
* [misc]backup-simplify:  Simplify (/ (/ 1 c) (hypot (/ -1 c) (/ -1 d))) into (/ 1 (* c (hypot (/ -1 c) (/ -1 d))))
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in b
* [misc]backup-simplify:  Simplify (hypot (/ 1 (- c)) (/ 1 (- d))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (/ (/ 1 (* c (hypot (/ -1 c) (/ -1 d)))) (hypot (/ -1 c) (/ -1 d))) into (/ 1 (* c (sqr (hypot (/ -1 c) (/ -1 d)))))
* [misc]taylor:  Taking taylor expansion of (/ 1 (* c (sqr (hypot (/ -1 c) (/ -1 d))))) in c
* [misc]taylor:  Taking taylor expansion of (* c (sqr (hypot (/ -1 c) (/ -1 d)))) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ -1 c) (/ -1 d))) in c
* [misc]taylor:  Taking taylor expansion of (hypot (/ -1 c) (/ -1 d)) in c
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* (hypot (/ -1 c) (/ -1 d)) (hypot (/ -1 c) (/ -1 d))) into (sqr (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (* 0 (sqr (hypot (/ -1 c) (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (* 0 (hypot (/ -1 c) (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 (sqr (hypot (/ -1 c) (/ -1 d))))) into (sqr (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) into (/ 1 (sqr (hypot (/ -1 c) (/ -1 d))))
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) in a
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ -1 c) (/ -1 d))) in a
* [misc]taylor:  Taking taylor expansion of (hypot (/ -1 c) (/ -1 d)) in a
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* (hypot (/ -1 c) (/ -1 d)) (hypot (/ -1 c) (/ -1 d))) into (sqr (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) into (/ 1 (sqr (hypot (/ -1 c) (/ -1 d))))
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 c) (/ 0 (- c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (* 0 (/ -1 c))) into 0
* [misc]backup-simplify:  Simplify (* (/ -1 a) (/ -1 d)) into (/ 1 (* d a))
* [misc]backup-simplify:  Simplify (- (/ 1 (* d a))) into (- (/ 1 (* d a)))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 (* d a)))) into (- (/ 1 (* d a)))
* [misc]backup-simplify:  Simplify (- (/ (- (/ 1 (* d a))) (hypot (/ -1 c) (/ -1 d))) (+ (* (/ 1 (* c (hypot (/ -1 c) (/ -1 d)))) (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into (- (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d))))))
* [misc]backup-simplify:  Simplify (- (/ (- (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d)))))) (hypot (/ -1 c) (/ -1 d))) (+ (* (/ 1 (* c (sqr (hypot (/ -1 c) (/ -1 d))))) (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into (- (/ 1 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d)))))))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d))))))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d)))))) in c
* [misc]taylor:  Taking taylor expansion of (* d (* a (sqr (hypot (/ -1 c) (/ -1 d))))) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (* a (sqr (hypot (/ -1 c) (/ -1 d)))) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ -1 c) (/ -1 d))) in c
* [misc]taylor:  Taking taylor expansion of (hypot (/ -1 c) (/ -1 d)) in c
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* (hypot (/ -1 c) (/ -1 d)) (hypot (/ -1 c) (/ -1 d))) into (sqr (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (* a (sqr (hypot (/ -1 c) (/ -1 d)))) into (* a (sqr (hypot (/ -1 c) (/ -1 d))))
* [misc]backup-simplify:  Simplify (* d (* a (sqr (hypot (/ -1 c) (/ -1 d))))) into (* d (* a (sqr (hypot (/ -1 c) (/ -1 d)))))
* [misc]backup-simplify:  Simplify (/ 1 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d)))))) into (/ 1 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d))))))
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 (sqr (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) in d
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ -1 c) (/ -1 d))) in d
* [misc]taylor:  Taking taylor expansion of (hypot (/ -1 c) (/ -1 d)) in d
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* (hypot (/ -1 c) (/ -1 d)) (hypot (/ -1 c) (/ -1 d))) into (sqr (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) into (/ 1 (sqr (hypot (/ -1 c) (/ -1 d))))
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 c) (/ 0 (- c))) (* 0 (/ 0 (- c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (* 0 (/ -1 c)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d) (/ 0 (- d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 a) (/ 0 (- a))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 a) 0) (* 0 (/ -1 d))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot (/ -1 c) (/ -1 d))) (+ (* (/ 1 (* c (hypot (/ -1 c) (/ -1 d)))) (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* (- (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d)))))) (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot (/ -1 c) (/ -1 d))) (+ (* (/ 1 (* c (sqr (hypot (/ -1 c) (/ -1 d))))) (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* (- (/ 1 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d))))))) (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 1 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d))))))) into (- (/ 1 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d)))))))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d))))))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d)))))) in a
* [misc]taylor:  Taking taylor expansion of (* d (* a (sqr (hypot (/ -1 c) (/ -1 d))))) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (* a (sqr (hypot (/ -1 c) (/ -1 d)))) in a
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ -1 c) (/ -1 d))) in a
* [misc]taylor:  Taking taylor expansion of (hypot (/ -1 c) (/ -1 d)) in a
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* (hypot (/ -1 c) (/ -1 d)) (hypot (/ -1 c) (/ -1 d))) into (sqr (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (* 0 (sqr (hypot (/ -1 c) (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (* d 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (* 0 (hypot (/ -1 c) (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 (sqr (hypot (/ -1 c) (/ -1 d))))) into (sqr (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (+ (* d (sqr (hypot (/ -1 c) (/ -1 d)))) (* 0 0)) into (* d (sqr (hypot (/ -1 c) (/ -1 d))))
* [misc]backup-simplify:  Simplify (/ 1 (* d (sqr (hypot (/ -1 c) (/ -1 d))))) into (/ 1 (* d (sqr (hypot (/ -1 c) (/ -1 d)))))
* [misc]backup-simplify:  Simplify (- (/ 1 (* d (sqr (hypot (/ -1 c) (/ -1 d)))))) into (- (/ 1 (* d (sqr (hypot (/ -1 c) (/ -1 d))))))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* d (sqr (hypot (/ -1 c) (/ -1 d)))))) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d (sqr (hypot (/ -1 c) (/ -1 d))))) in d
* [misc]taylor:  Taking taylor expansion of (* d (sqr (hypot (/ -1 c) (/ -1 d)))) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ -1 c) (/ -1 d))) in d
* [misc]taylor:  Taking taylor expansion of (hypot (/ -1 c) (/ -1 d)) in d
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* (hypot (/ -1 c) (/ -1 d)) (hypot (/ -1 c) (/ -1 d))) into (sqr (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (* 0 (sqr (hypot (/ -1 c) (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (* 0 (hypot (/ -1 c) (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 (sqr (hypot (/ -1 c) (/ -1 d))))) into (sqr (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) into (/ 1 (sqr (hypot (/ -1 c) (/ -1 d))))
* [misc]backup-simplify:  Simplify (- (/ 1 (sqr (hypot (/ -1 c) (/ -1 d))))) into (- (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))))
* [misc]backup-simplify:  Simplify (- (/ 1 (sqr (hypot (/ -1 c) (/ -1 d))))) into (- (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))))
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 (sqr (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))) (* 0 (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (* 0 (hypot (/ -1 c) (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) into (/ 1 (sqr (hypot (/ -1 c) (/ -1 d))))
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 c) (/ 0 (- c))) (* 0 (/ 0 (- c))) (* 0 (/ 0 (- c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ -1 c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d) (/ 0 (- d))) (* 0 (/ 0 (- d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 a) (/ 0 (- a))) (* 0 (/ 0 (- a))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 a) 0) (+ (* 0 0) (* 0 (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot (/ -1 c) (/ -1 d))) (+ (* (/ 1 (* c (hypot (/ -1 c) (/ -1 d)))) (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* (- (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d)))))) (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* 0 (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot (/ -1 c) (/ -1 d))) (+ (* (/ 1 (* c (sqr (hypot (/ -1 c) (/ -1 d))))) (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* (- (/ 1 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d))))))) (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* 0 (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (* 0 (hypot (/ -1 c) (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* a 0) (* 0 (sqr (hypot (/ -1 c) (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 (* a (sqr (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d)))))) (/ 0 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d))))))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (sqr (hypot (/ -1 c) (/ -1 d)))))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))) (* 0 (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))) (* 0 (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 (sqr (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 (sqr (hypot (/ -1 c) (/ -1 d)))) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d (sqr (hypot (/ -1 c) (/ -1 d))))) (/ 0 (* d (sqr (hypot (/ -1 c) (/ -1 d)))))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))) (* 0 (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 (sqr (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (* 0 (hypot (/ -1 c) (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 c) (/ 0 (- c))) (* 0 (/ 0 (- c))) (* 0 (/ 0 (- c))) (* 0 (/ 0 (- c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ -1 c)))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d) (/ 0 (- d))) (* 0 (/ 0 (- d))) (* 0 (/ 0 (- d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 a) (/ 0 (- a))) (* 0 (/ 0 (- a))) (* 0 (/ 0 (- a))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 a) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot (/ -1 c) (/ -1 d))) (+ (* (/ 1 (* c (hypot (/ -1 c) (/ -1 d)))) (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* (- (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d)))))) (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* 0 (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* 0 (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot (/ -1 c) (/ -1 d))) (+ (* (/ 1 (* c (sqr (hypot (/ -1 c) (/ -1 d))))) (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* (- (/ 1 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d))))))) (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* 0 (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* 0 (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* a 0) (+ (* 0 0) (* 0 (sqr (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (* 0 (* a (sqr (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d)))))) (/ 0 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d))))))) (* 0 (/ 0 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d))))))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d)))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (sqr (hypot (/ -1 c) (/ -1 d))))))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))) (* 0 (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))) (* 0 (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))) (* 0 (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 (sqr (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (+ (* 0 (sqr (hypot (/ -1 c) (/ -1 d)))) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d (sqr (hypot (/ -1 c) (/ -1 d))))) (/ 0 (* d (sqr (hypot (/ -1 c) (/ -1 d)))))) (* 0 (/ 0 (* d (sqr (hypot (/ -1 c) (/ -1 d)))))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))) (* 0 (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))) (* 0 (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) (* 1 (* 1 (* (/ 1 (/ 1 (- c))) (/ 1 (/ 1 (- b))))))) (* (- (/ 1 (sqr (hypot (/ -1 c) (/ -1 d))))) (* (/ 1 (/ 1 (- d))) (* (/ 1 (/ 1 (- a))) (* 1 1))))) into (- (/ (* b c) (sqr (hypot (/ -1 c) (/ -1 d)))) (/ (* d a) (sqr (hypot (/ -1 c) (/ -1 d)))))
* * * [misc]progress:  tayloring alt 5 of 10
* [misc]approximate:  Taking taylor expansion of (* (- (* b c) (* a d)) (/ 1 (+ (sqr c) (sqr d)))) in (b c a d) around 0
* [misc]taylor:  Taking taylor expansion of (* (- (* b c) (* a d)) (/ 1 (+ (sqr c) (sqr d)))) in d
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in d
* [misc]taylor:  Taking taylor expansion of (* b c) in d
* [misc]taylor:  Taking taylor expansion of b in d
* [misc]backup-simplify:  Simplify b into b
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (* a d) in d
* [misc]taylor:  Taking taylor expansion of a in d
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 (+ (sqr c) (sqr d))) in d
* [misc]taylor:  Taking taylor expansion of (+ (sqr c) (sqr d)) in d
* [misc]taylor:  Taking taylor expansion of (sqr c) in d
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (sqr d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* c c) into (sqr c)
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (sqr c) 0) into (sqr c)
* [misc]backup-simplify:  Simplify (/ 1 (sqr c)) into (/ 1 (sqr c))
* [misc]taylor:  Taking taylor expansion of (* (- (* b c) (* a d)) (/ 1 (+ (sqr c) (sqr d)))) in a
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in a
* [misc]taylor:  Taking taylor expansion of (* b c) in a
* [misc]taylor:  Taking taylor expansion of b in a
* [misc]backup-simplify:  Simplify b into b
* [misc]taylor:  Taking taylor expansion of c in a
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (* a d) in a
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (/ 1 (+ (sqr c) (sqr d))) in a
* [misc]taylor:  Taking taylor expansion of (+ (sqr c) (sqr d)) in a
* [misc]taylor:  Taking taylor expansion of (sqr c) in a
* [misc]taylor:  Taking taylor expansion of c in a
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (sqr d) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (* c c) into (sqr c)
* [misc]backup-simplify:  Simplify (* d d) into (sqr d)
* [misc]backup-simplify:  Simplify (+ (sqr c) (sqr d)) into (+ (sqr d) (sqr c))
* [misc]backup-simplify:  Simplify (/ 1 (+ (sqr d) (sqr c))) into (/ 1 (+ (sqr d) (sqr c)))
* [misc]taylor:  Taking taylor expansion of (* (- (* b c) (* a d)) (/ 1 (+ (sqr c) (sqr d)))) in c
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in c
* [misc]taylor:  Taking taylor expansion of (* b c) in c
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (* a d) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (/ 1 (+ (sqr c) (sqr d))) in c
* [misc]taylor:  Taking taylor expansion of (+ (sqr c) (sqr d)) in c
* [misc]taylor:  Taking taylor expansion of (sqr c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (sqr d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (* d d) into (sqr d)
* [misc]backup-simplify:  Simplify (+ 0 (sqr d)) into (sqr d)
* [misc]backup-simplify:  Simplify (/ 1 (sqr d)) into (/ 1 (sqr d))
* [misc]taylor:  Taking taylor expansion of (* (- (* b c) (* a d)) (/ 1 (+ (sqr c) (sqr d)))) in b
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in b
* [misc]taylor:  Taking taylor expansion of (* b c) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (* a d) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (/ 1 (+ (sqr c) (sqr d))) in b
* [misc]taylor:  Taking taylor expansion of (+ (sqr c) (sqr d)) in b
* [misc]taylor:  Taking taylor expansion of (sqr c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (sqr d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (* c c) into (sqr c)
* [misc]backup-simplify:  Simplify (* d d) into (sqr d)
* [misc]backup-simplify:  Simplify (+ (sqr c) (sqr d)) into (+ (sqr d) (sqr c))
* [misc]backup-simplify:  Simplify (/ 1 (+ (sqr d) (sqr c))) into (/ 1 (+ (sqr d) (sqr c)))
* [misc]taylor:  Taking taylor expansion of (* (- (* b c) (* a d)) (/ 1 (+ (sqr c) (sqr d)))) in b
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in b
* [misc]taylor:  Taking taylor expansion of (* b c) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (* a d) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (/ 1 (+ (sqr c) (sqr d))) in b
* [misc]taylor:  Taking taylor expansion of (+ (sqr c) (sqr d)) in b
* [misc]taylor:  Taking taylor expansion of (sqr c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (sqr d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (* c c) into (sqr c)
* [misc]backup-simplify:  Simplify (* d d) into (sqr d)
* [misc]backup-simplify:  Simplify (+ (sqr c) (sqr d)) into (+ (sqr d) (sqr c))
* [misc]backup-simplify:  Simplify (/ 1 (+ (sqr d) (sqr c))) into (/ 1 (+ (sqr d) (sqr c)))
* [misc]backup-simplify:  Simplify (* 0 c) into 0
* [misc]backup-simplify:  Simplify (* a d) into (* d a)
* [misc]backup-simplify:  Simplify (- (* d a)) into (- (* d a))
* [misc]backup-simplify:  Simplify (+ 0 (- (* d a))) into (- (* d a))
* [misc]backup-simplify:  Simplify (* (- (* d a)) (/ 1 (+ (sqr d) (sqr c)))) into (* -1 (/ (* d a) (+ (sqr d) (sqr c))))
* [misc]taylor:  Taking taylor expansion of (* -1 (/ (* d a) (+ (sqr d) (sqr c)))) in c
* [misc]taylor:  Taking taylor expansion of -1 in c
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]taylor:  Taking taylor expansion of (/ (* d a) (+ (sqr d) (sqr c))) in c
* [misc]taylor:  Taking taylor expansion of (* d a) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of (+ (sqr d) (sqr c)) in c
* [misc]taylor:  Taking taylor expansion of (sqr d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (sqr c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* d a) into (* d a)
* [misc]backup-simplify:  Simplify (* d d) into (sqr d)
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (sqr d) 0) into (sqr d)
* [misc]backup-simplify:  Simplify (/ (* d a) (sqr d)) into (/ a d)
* [misc]backup-simplify:  Simplify (* -1 (/ a d)) into (* -1 (/ a d))
* [misc]taylor:  Taking taylor expansion of (* -1 (/ a d)) in a
* [misc]taylor:  Taking taylor expansion of -1 in a
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]taylor:  Taking taylor expansion of (/ a d) in a
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]backup-simplify:  Simplify (+ (* c 0) (* 0 c)) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 d)) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (+ (sqr d) (sqr c))) (/ 0 (+ (sqr d) (sqr c)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 c)) into c
* [misc]backup-simplify:  Simplify (+ (* a 0) (* 0 d)) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ c 0) into c
* [misc]backup-simplify:  Simplify (+ (* (- (* d a)) 0) (* c (/ 1 (+ (sqr d) (sqr c))))) into (/ c (+ (sqr d) (sqr c)))
* [misc]taylor:  Taking taylor expansion of (/ c (+ (sqr d) (sqr c))) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (+ (sqr d) (sqr c)) in c
* [misc]taylor:  Taking taylor expansion of (sqr d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (sqr c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* d d) into (sqr d)
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (sqr d) 0) into (sqr d)
* [misc]backup-simplify:  Simplify (/ 1 (sqr d)) into (/ 1 (sqr d))
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 a)) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 d)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (sqr d)) (+ (* (/ a d) (/ 0 (sqr d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (* 0 (/ a d))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (* -1 (/ 1 d)) into (/ -1 d)
* [misc]taylor:  Taking taylor expansion of (/ -1 d) in d
* [misc]taylor:  Taking taylor expansion of -1 in d
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ -1 1) into -1
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* c 0) (+ (* 0 0) (* 0 c))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (* 0 d))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (+ (sqr d) (sqr c))) (/ 0 (+ (sqr d) (sqr c)))) (* 0 (/ 0 (+ (sqr d) (sqr c)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 c))) into 0
* [misc]backup-simplify:  Simplify (+ (* a 0) (+ (* 0 0) (* 0 d))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (- (* d a)) 0) (+ (* c 0) (* 0 (/ 1 (+ (sqr d) (sqr c)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr d)) in a
* [misc]taylor:  Taking taylor expansion of (sqr d) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (* d d) into (sqr d)
* [misc]backup-simplify:  Simplify (/ 1 (sqr d)) into (/ 1 (sqr d))
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr d)) in d
* [misc]taylor:  Taking taylor expansion of (sqr d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (* 0 a))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (* 0 d))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (- (/ 0 (sqr d)) (+ (* (/ a d) (/ 1 (sqr d))) (* 0 (/ 0 (sqr d))))) into (- (/ a (pow d 3)))
* [misc]backup-simplify:  Simplify (+ (* -1 (- (/ a (pow d 3)))) (+ (* 0 0) (* 0 (/ a d)))) into (/ a (pow d 3))
* [misc]taylor:  Taking taylor expansion of (/ a (pow d 3)) in a
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (pow d 3) in a
* [misc]taylor:  Taking taylor expansion of (exp (* 3 (log d))) in a
* [misc]taylor:  Taking taylor expansion of (* 3 (log d)) in a
* [misc]taylor:  Taking taylor expansion of 3 in a
* [misc]backup-simplify:  Simplify 3 into 3
* [misc]taylor:  Taking taylor expansion of (log d) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (log d) into (log d)
* [misc]backup-simplify:  Simplify (* 3 (log d)) into (* 3 (log d))
* [misc]backup-simplify:  Simplify (exp (* 3 (log d))) into (pow d 3)
* [misc]backup-simplify:  Simplify (/ 1 (pow d 3)) into (/ 1 (pow d 3))
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 d) (+ (* (/ 1 d) (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (* 0 (/ 1 d))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]approximate:  Taking taylor expansion of (* (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (/ 1 (+ (sqr (/ 1 c)) (sqr (/ 1 d))))) in (b c a d) around 0
* [misc]taylor:  Taking taylor expansion of (* (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (/ 1 (+ (sqr (/ 1 c)) (sqr (/ 1 d))))) in d
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in d
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in d
* [misc]taylor:  Taking taylor expansion of b in d
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (/ 1 b) into (/ 1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in d
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in d
* [misc]taylor:  Taking taylor expansion of a in d
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (/ 1 a) into (/ 1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 (+ (sqr (/ 1 c)) (sqr (/ 1 d)))) in d
* [misc]taylor:  Taking taylor expansion of (+ (sqr (/ 1 c)) (sqr (/ 1 d))) in d
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 c)) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in d
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 d)) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (* (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (/ 1 (+ (sqr (/ 1 c)) (sqr (/ 1 d))))) in a
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in a
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in a
* [misc]taylor:  Taking taylor expansion of b in a
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (/ 1 b) into (/ 1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in a
* [misc]taylor:  Taking taylor expansion of c in a
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in a
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]taylor:  Taking taylor expansion of (/ 1 (+ (sqr (/ 1 c)) (sqr (/ 1 d)))) in a
* [misc]taylor:  Taking taylor expansion of (+ (sqr (/ 1 c)) (sqr (/ 1 d))) in a
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 c)) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in a
* [misc]taylor:  Taking taylor expansion of c in a
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 d)) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]backup-simplify:  Simplify (* (/ 1 c) (/ 1 c)) into (/ 1 (sqr c))
* [misc]backup-simplify:  Simplify (* (/ 1 d) (/ 1 d)) into (/ 1 (sqr d))
* [misc]backup-simplify:  Simplify (+ (/ 1 (sqr c)) (/ 1 (sqr d))) into (+ (/ 1 (sqr d)) (/ 1 (sqr c)))
* [misc]backup-simplify:  Simplify (/ 1 (+ (/ 1 (sqr d)) (/ 1 (sqr c)))) into (/ 1 (+ (/ 1 (sqr d)) (/ 1 (sqr c))))
* [misc]taylor:  Taking taylor expansion of (* (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (/ 1 (+ (sqr (/ 1 c)) (sqr (/ 1 d))))) in c
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in c
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in c
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (/ 1 b) into (/ 1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (/ 1 a) into (/ 1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]taylor:  Taking taylor expansion of (/ 1 (+ (sqr (/ 1 c)) (sqr (/ 1 d)))) in c
* [misc]taylor:  Taking taylor expansion of (+ (sqr (/ 1 c)) (sqr (/ 1 d))) in c
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 c)) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 d)) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (* (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (/ 1 (+ (sqr (/ 1 c)) (sqr (/ 1 d))))) in b
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (/ 1 a) into (/ 1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]taylor:  Taking taylor expansion of (/ 1 (+ (sqr (/ 1 c)) (sqr (/ 1 d)))) in b
* [misc]taylor:  Taking taylor expansion of (+ (sqr (/ 1 c)) (sqr (/ 1 d))) in b
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 c)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 d)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]backup-simplify:  Simplify (* (/ 1 c) (/ 1 c)) into (/ 1 (sqr c))
* [misc]backup-simplify:  Simplify (* (/ 1 d) (/ 1 d)) into (/ 1 (sqr d))
* [misc]backup-simplify:  Simplify (+ (/ 1 (sqr c)) (/ 1 (sqr d))) into (+ (/ 1 (sqr d)) (/ 1 (sqr c)))
* [misc]backup-simplify:  Simplify (/ 1 (+ (/ 1 (sqr d)) (/ 1 (sqr c)))) into (/ 1 (+ (/ 1 (sqr d)) (/ 1 (sqr c))))
* [misc]taylor:  Taking taylor expansion of (* (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (/ 1 (+ (sqr (/ 1 c)) (sqr (/ 1 d))))) in b
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (/ 1 a) into (/ 1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]taylor:  Taking taylor expansion of (/ 1 (+ (sqr (/ 1 c)) (sqr (/ 1 d)))) in b
* [misc]taylor:  Taking taylor expansion of (+ (sqr (/ 1 c)) (sqr (/ 1 d))) in b
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 c)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 d)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]backup-simplify:  Simplify (* (/ 1 c) (/ 1 c)) into (/ 1 (sqr c))
* [misc]backup-simplify:  Simplify (* (/ 1 d) (/ 1 d)) into (/ 1 (sqr d))
* [misc]backup-simplify:  Simplify (+ (/ 1 (sqr c)) (/ 1 (sqr d))) into (+ (/ 1 (sqr d)) (/ 1 (sqr c)))
* [misc]backup-simplify:  Simplify (/ 1 (+ (/ 1 (sqr d)) (/ 1 (sqr c)))) into (/ 1 (+ (/ 1 (sqr d)) (/ 1 (sqr c))))
* [misc]backup-simplify:  Simplify (* 1 (/ 1 c)) into (/ 1 c)
* [misc]backup-simplify:  Simplify (+ (/ 1 c) 0) into (/ 1 c)
* [misc]backup-simplify:  Simplify (* (/ 1 c) (/ 1 (+ (/ 1 (sqr d)) (/ 1 (sqr c))))) into (/ 1 (* c (+ (/ 1 (sqr d)) (/ 1 (sqr c)))))
* [misc]taylor:  Taking taylor expansion of (/ 1 (* c (+ (/ 1 (sqr d)) (/ 1 (sqr c))))) in c
* [misc]taylor:  Taking taylor expansion of (* c (+ (/ 1 (sqr d)) (/ 1 (sqr c)))) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 (sqr d)) (/ 1 (sqr c))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr d)) in c
* [misc]taylor:  Taking taylor expansion of (sqr d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (* d d) into (sqr d)
* [misc]backup-simplify:  Simplify (/ 1 (sqr d)) into (/ 1 (sqr d))
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr c)) in c
* [misc]taylor:  Taking taylor expansion of (sqr c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (* 0 1) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 1)) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of 1 in a
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 c) (/ 0 c)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 c) 0) (* 0 (/ 1 c))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 d) 0) (* 0 (/ 1 d))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (+ (/ 1 (sqr d)) (/ 1 (sqr c)))) (/ 0 (+ (/ 1 (sqr d)) (/ 1 (sqr c))))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 c) (/ 0 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 (/ 1 c))) into 0
* [misc]backup-simplify:  Simplify (* (/ 1 a) (/ 1 d)) into (/ 1 (* d a))
* [misc]backup-simplify:  Simplify (- (/ 1 (* d a))) into (- (/ 1 (* d a)))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 (* d a)))) into (- (/ 1 (* d a)))
* [misc]backup-simplify:  Simplify (+ (* (/ 1 c) 0) (* (- (/ 1 (* d a))) (/ 1 (+ (/ 1 (sqr d)) (/ 1 (sqr c)))))) into (- (/ 1 (* d (* a (+ (/ 1 (sqr d)) (/ 1 (sqr c)))))))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* d (* a (+ (/ 1 (sqr d)) (/ 1 (sqr c))))))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d (* a (+ (/ 1 (sqr d)) (/ 1 (sqr c)))))) in c
* [misc]taylor:  Taking taylor expansion of (* d (* a (+ (/ 1 (sqr d)) (/ 1 (sqr c))))) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (* a (+ (/ 1 (sqr d)) (/ 1 (sqr c)))) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 (sqr d)) (/ 1 (sqr c))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr d)) in c
* [misc]taylor:  Taking taylor expansion of (sqr d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (* d d) into (sqr d)
* [misc]backup-simplify:  Simplify (/ 1 (sqr d)) into (/ 1 (sqr d))
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr c)) in c
* [misc]taylor:  Taking taylor expansion of (sqr c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (* a 1) into a
* [misc]backup-simplify:  Simplify (* d a) into (* d a)
* [misc]backup-simplify:  Simplify (/ 1 (* d a)) into (/ 1 (* d a))
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (/ 1 (sqr d)) 0) into (/ 1 (sqr d))
* [misc]backup-simplify:  Simplify (+ (* 0 (/ 1 (sqr d))) (+ (* 1 0) (* 0 1))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 1 in d
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 c) (/ 0 c)) (* 0 (/ 0 c)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 c) 0) (+ (* 0 0) (* 0 (/ 1 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)) (* 0 (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 d) 0) (+ (* 0 0) (* 0 (/ 1 d)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (+ (/ 1 (sqr d)) (/ 1 (sqr c)))) (/ 0 (+ (/ 1 (sqr d)) (/ 1 (sqr c))))) (* 0 (/ 0 (+ (/ 1 (sqr d)) (/ 1 (sqr c))))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 c) (/ 0 c)) (* 0 (/ 0 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 (/ 1 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 a) (/ 0 a)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 a) 0) (* 0 (/ 1 d))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 c) 0) (+ (* (- (/ 1 (* d a))) 0) (* 0 (/ 1 (+ (/ 1 (sqr d)) (/ 1 (sqr c))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 1 (* d a))) into (- (/ 1 (* d a)))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* d a))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d a)) in a
* [misc]taylor:  Taking taylor expansion of (* d a) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* d 0) into 0
* [misc]backup-simplify:  Simplify (+ (* d 1) (* 0 0)) into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]backup-simplify:  Simplify (- (/ 1 d)) into (- (/ 1 d))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d)) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 d)) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr d)) (/ 0 (sqr d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 (/ 1 (sqr d))) (+ (* 0 0) (* 0 1)))) into (/ 1 (sqr d))
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ (/ 1 (sqr d)) 1)) (* 0 (/ 0 1)))) into (- (/ 1 (sqr d)))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (sqr d))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr d)) in a
* [misc]taylor:  Taking taylor expansion of (sqr d) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (* d d) into (sqr d)
* [misc]backup-simplify:  Simplify (/ 1 (sqr d)) into (/ 1 (sqr d))
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 c) (/ 0 c)) (* 0 (/ 0 c)) (* 0 (/ 0 c)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 c) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 c))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)) (* 0 (/ 0 d)) (* 0 (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 d) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 d))))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (+ (/ 1 (sqr d)) (/ 1 (sqr c)))) (/ 0 (+ (/ 1 (sqr d)) (/ 1 (sqr c))))) (* 0 (/ 0 (+ (/ 1 (sqr d)) (/ 1 (sqr c))))) (* 0 (/ 0 (+ (/ 1 (sqr d)) (/ 1 (sqr c))))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 c) (/ 0 c)) (* 0 (/ 0 c)) (* 0 (/ 0 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 c))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)) (* 0 (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 a) (/ 0 a)) (* 0 (/ 0 a)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 a) 0) (+ (* 0 0) (* 0 (/ 1 d)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 c) 0) (+ (* (- (/ 1 (* d a))) 0) (+ (* 0 0) (* 0 (/ 1 (+ (/ 1 (sqr d)) (/ 1 (sqr c)))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* a 0) (* 0 1)) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 a)) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d a)) (/ 0 (* d a))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (* 0 d))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr d)) (/ 0 (sqr d))) (* 0 (/ 0 (sqr d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 (/ 1 (sqr d))) (+ (* 0 0) (* 0 1))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ (/ 1 (sqr d)) 1)) (* (- (/ 1 (sqr d))) (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]approximate:  Taking taylor expansion of (* (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (/ 1 (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d)))))) in (b c a d) around 0
* [misc]taylor:  Taking taylor expansion of (* (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (/ 1 (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d)))))) in d
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in d
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in d
* [misc]taylor:  Taking taylor expansion of (- b) in d
* [misc]taylor:  Taking taylor expansion of b in d
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (/ 1 (- b)) into (/ -1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in d
* [misc]taylor:  Taking taylor expansion of (- c) in d
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in d
* [misc]taylor:  Taking taylor expansion of (- a) in d
* [misc]taylor:  Taking taylor expansion of a in d
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (/ 1 (- a)) into (/ -1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in d
* [misc]taylor:  Taking taylor expansion of (- d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d))))) in d
* [misc]taylor:  Taking taylor expansion of (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d)))) in d
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 (- c))) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in d
* [misc]taylor:  Taking taylor expansion of (- c) in d
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 (- d))) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in d
* [misc]taylor:  Taking taylor expansion of (- d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]backup-simplify:  Simplify (* -1 -1) into 1
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (* (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (/ 1 (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d)))))) in a
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in a
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in a
* [misc]taylor:  Taking taylor expansion of (- b) in a
* [misc]taylor:  Taking taylor expansion of b in a
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (/ 1 (- b)) into (/ -1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in a
* [misc]taylor:  Taking taylor expansion of (- c) in a
* [misc]taylor:  Taking taylor expansion of c in a
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in a
* [misc]taylor:  Taking taylor expansion of (- a) in a
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in a
* [misc]taylor:  Taking taylor expansion of (- d) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]taylor:  Taking taylor expansion of (/ 1 (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d))))) in a
* [misc]taylor:  Taking taylor expansion of (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d)))) in a
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 (- c))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in a
* [misc]taylor:  Taking taylor expansion of (- c) in a
* [misc]taylor:  Taking taylor expansion of c in a
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 (- d))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in a
* [misc]taylor:  Taking taylor expansion of (- d) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]backup-simplify:  Simplify (* (/ -1 c) (/ -1 c)) into (/ 1 (sqr c))
* [misc]backup-simplify:  Simplify (* (/ -1 d) (/ -1 d)) into (/ 1 (sqr d))
* [misc]backup-simplify:  Simplify (+ (/ 1 (sqr c)) (/ 1 (sqr d))) into (+ (/ 1 (sqr d)) (/ 1 (sqr c)))
* [misc]backup-simplify:  Simplify (/ 1 (+ (/ 1 (sqr d)) (/ 1 (sqr c)))) into (/ 1 (+ (/ 1 (sqr d)) (/ 1 (sqr c))))
* [misc]taylor:  Taking taylor expansion of (* (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (/ 1 (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d)))))) in c
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in c
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in c
* [misc]taylor:  Taking taylor expansion of (- b) in c
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (/ 1 (- b)) into (/ -1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in c
* [misc]taylor:  Taking taylor expansion of (- c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in c
* [misc]taylor:  Taking taylor expansion of (- a) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (/ 1 (- a)) into (/ -1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in c
* [misc]taylor:  Taking taylor expansion of (- d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]taylor:  Taking taylor expansion of (/ 1 (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d))))) in c
* [misc]taylor:  Taking taylor expansion of (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d)))) in c
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 (- c))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in c
* [misc]taylor:  Taking taylor expansion of (- c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 (- d))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in c
* [misc]taylor:  Taking taylor expansion of (- d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]backup-simplify:  Simplify (* -1 -1) into 1
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (* (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (/ 1 (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d)))))) in b
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in b
* [misc]taylor:  Taking taylor expansion of (- b) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in b
* [misc]taylor:  Taking taylor expansion of (- c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in b
* [misc]taylor:  Taking taylor expansion of (- a) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (/ 1 (- a)) into (/ -1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in b
* [misc]taylor:  Taking taylor expansion of (- d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]taylor:  Taking taylor expansion of (/ 1 (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d))))) in b
* [misc]taylor:  Taking taylor expansion of (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d)))) in b
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 (- c))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in b
* [misc]taylor:  Taking taylor expansion of (- c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 (- d))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in b
* [misc]taylor:  Taking taylor expansion of (- d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]backup-simplify:  Simplify (* (/ -1 c) (/ -1 c)) into (/ 1 (sqr c))
* [misc]backup-simplify:  Simplify (* (/ -1 d) (/ -1 d)) into (/ 1 (sqr d))
* [misc]backup-simplify:  Simplify (+ (/ 1 (sqr c)) (/ 1 (sqr d))) into (+ (/ 1 (sqr d)) (/ 1 (sqr c)))
* [misc]backup-simplify:  Simplify (/ 1 (+ (/ 1 (sqr d)) (/ 1 (sqr c)))) into (/ 1 (+ (/ 1 (sqr d)) (/ 1 (sqr c))))
* [misc]taylor:  Taking taylor expansion of (* (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (/ 1 (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d)))))) in b
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in b
* [misc]taylor:  Taking taylor expansion of (- b) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in b
* [misc]taylor:  Taking taylor expansion of (- c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in b
* [misc]taylor:  Taking taylor expansion of (- a) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (/ 1 (- a)) into (/ -1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in b
* [misc]taylor:  Taking taylor expansion of (- d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]taylor:  Taking taylor expansion of (/ 1 (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d))))) in b
* [misc]taylor:  Taking taylor expansion of (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d)))) in b
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 (- c))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in b
* [misc]taylor:  Taking taylor expansion of (- c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 (- d))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in b
* [misc]taylor:  Taking taylor expansion of (- d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]backup-simplify:  Simplify (* (/ -1 c) (/ -1 c)) into (/ 1 (sqr c))
* [misc]backup-simplify:  Simplify (* (/ -1 d) (/ -1 d)) into (/ 1 (sqr d))
* [misc]backup-simplify:  Simplify (+ (/ 1 (sqr c)) (/ 1 (sqr d))) into (+ (/ 1 (sqr d)) (/ 1 (sqr c)))
* [misc]backup-simplify:  Simplify (/ 1 (+ (/ 1 (sqr d)) (/ 1 (sqr c)))) into (/ 1 (+ (/ 1 (sqr d)) (/ 1 (sqr c))))
* [misc]backup-simplify:  Simplify (* -1 (/ -1 c)) into (/ 1 c)
* [misc]backup-simplify:  Simplify (+ (/ 1 c) 0) into (/ 1 c)
* [misc]backup-simplify:  Simplify (* (/ 1 c) (/ 1 (+ (/ 1 (sqr d)) (/ 1 (sqr c))))) into (/ 1 (* c (+ (/ 1 (sqr d)) (/ 1 (sqr c)))))
* [misc]taylor:  Taking taylor expansion of (/ 1 (* c (+ (/ 1 (sqr d)) (/ 1 (sqr c))))) in c
* [misc]taylor:  Taking taylor expansion of (* c (+ (/ 1 (sqr d)) (/ 1 (sqr c)))) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 (sqr d)) (/ 1 (sqr c))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr d)) in c
* [misc]taylor:  Taking taylor expansion of (sqr d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (* d d) into (sqr d)
* [misc]backup-simplify:  Simplify (/ 1 (sqr d)) into (/ 1 (sqr d))
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr c)) in c
* [misc]taylor:  Taking taylor expansion of (sqr c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (* 0 1) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 1)) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of 1 in a
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 c) (/ 0 (- c))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 c) 0) (* 0 (/ -1 c))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d) (/ 0 (- d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 d) 0) (* 0 (/ -1 d))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (+ (/ 1 (sqr d)) (/ 1 (sqr c)))) (/ 0 (+ (/ 1 (sqr d)) (/ 1 (sqr c))))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 c) (/ 0 (- c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (* 0 (/ -1 c))) into 0
* [misc]backup-simplify:  Simplify (* (/ -1 a) (/ -1 d)) into (/ 1 (* d a))
* [misc]backup-simplify:  Simplify (- (/ 1 (* d a))) into (- (/ 1 (* d a)))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 (* d a)))) into (- (/ 1 (* d a)))
* [misc]backup-simplify:  Simplify (+ (* (/ 1 c) 0) (* (- (/ 1 (* d a))) (/ 1 (+ (/ 1 (sqr d)) (/ 1 (sqr c)))))) into (- (/ 1 (* d (* a (+ (/ 1 (sqr d)) (/ 1 (sqr c)))))))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* d (* a (+ (/ 1 (sqr d)) (/ 1 (sqr c))))))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d (* a (+ (/ 1 (sqr d)) (/ 1 (sqr c)))))) in c
* [misc]taylor:  Taking taylor expansion of (* d (* a (+ (/ 1 (sqr d)) (/ 1 (sqr c))))) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (* a (+ (/ 1 (sqr d)) (/ 1 (sqr c)))) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 (sqr d)) (/ 1 (sqr c))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr d)) in c
* [misc]taylor:  Taking taylor expansion of (sqr d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (* d d) into (sqr d)
* [misc]backup-simplify:  Simplify (/ 1 (sqr d)) into (/ 1 (sqr d))
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr c)) in c
* [misc]taylor:  Taking taylor expansion of (sqr c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (* a 1) into a
* [misc]backup-simplify:  Simplify (* d a) into (* d a)
* [misc]backup-simplify:  Simplify (/ 1 (* d a)) into (/ 1 (* d a))
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (/ 1 (sqr d)) 0) into (/ 1 (sqr d))
* [misc]backup-simplify:  Simplify (+ (* 0 (/ 1 (sqr d))) (+ (* 1 0) (* 0 1))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 1 in d
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 c) (/ 0 (- c))) (* 0 (/ 0 (- c))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 c) 0) (+ (* 0 0) (* 0 (/ -1 c)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d) (/ 0 (- d))) (* 0 (/ 0 (- d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 d) 0) (+ (* 0 0) (* 0 (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (+ (/ 1 (sqr d)) (/ 1 (sqr c)))) (/ 0 (+ (/ 1 (sqr d)) (/ 1 (sqr c))))) (* 0 (/ 0 (+ (/ 1 (sqr d)) (/ 1 (sqr c))))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 c) (/ 0 (- c))) (* 0 (/ 0 (- c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (* 0 (/ -1 c)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d) (/ 0 (- d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 a) (/ 0 (- a))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 a) 0) (* 0 (/ -1 d))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 c) 0) (+ (* (- (/ 1 (* d a))) 0) (* 0 (/ 1 (+ (/ 1 (sqr d)) (/ 1 (sqr c))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 1 (* d a))) into (- (/ 1 (* d a)))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* d a))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d a)) in a
* [misc]taylor:  Taking taylor expansion of (* d a) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* d 0) into 0
* [misc]backup-simplify:  Simplify (+ (* d 1) (* 0 0)) into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]backup-simplify:  Simplify (- (/ 1 d)) into (- (/ 1 d))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d)) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 d)) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr d)) (/ 0 (sqr d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 (/ 1 (sqr d))) (+ (* 0 0) (* 0 1)))) into (/ 1 (sqr d))
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ (/ 1 (sqr d)) 1)) (* 0 (/ 0 1)))) into (- (/ 1 (sqr d)))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (sqr d))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr d)) in a
* [misc]taylor:  Taking taylor expansion of (sqr d) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (* d d) into (sqr d)
* [misc]backup-simplify:  Simplify (/ 1 (sqr d)) into (/ 1 (sqr d))
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 c) (/ 0 (- c))) (* 0 (/ 0 (- c))) (* 0 (/ 0 (- c))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 c) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ -1 c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d) (/ 0 (- d))) (* 0 (/ 0 (- d))) (* 0 (/ 0 (- d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 d) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (+ (/ 1 (sqr d)) (/ 1 (sqr c)))) (/ 0 (+ (/ 1 (sqr d)) (/ 1 (sqr c))))) (* 0 (/ 0 (+ (/ 1 (sqr d)) (/ 1 (sqr c))))) (* 0 (/ 0 (+ (/ 1 (sqr d)) (/ 1 (sqr c))))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 c) (/ 0 (- c))) (* 0 (/ 0 (- c))) (* 0 (/ 0 (- c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ -1 c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d) (/ 0 (- d))) (* 0 (/ 0 (- d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 a) (/ 0 (- a))) (* 0 (/ 0 (- a))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 a) 0) (+ (* 0 0) (* 0 (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 c) 0) (+ (* (- (/ 1 (* d a))) 0) (+ (* 0 0) (* 0 (/ 1 (+ (/ 1 (sqr d)) (/ 1 (sqr c)))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* a 0) (* 0 1)) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 a)) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d a)) (/ 0 (* d a))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (* 0 d))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr d)) (/ 0 (sqr d))) (* 0 (/ 0 (sqr d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 (/ 1 (sqr d))) (+ (* 0 0) (* 0 1))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ (/ 1 (sqr d)) 1)) (* (- (/ 1 (sqr d))) (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]approximate:  Taking taylor expansion of (- (* b c) (* a d)) in (b c a d) around 0
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in d
* [misc]taylor:  Taking taylor expansion of (* b c) in d
* [misc]taylor:  Taking taylor expansion of b in d
* [misc]backup-simplify:  Simplify b into b
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (* a d) in d
* [misc]taylor:  Taking taylor expansion of a in d
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in a
* [misc]taylor:  Taking taylor expansion of (* b c) in a
* [misc]taylor:  Taking taylor expansion of b in a
* [misc]backup-simplify:  Simplify b into b
* [misc]taylor:  Taking taylor expansion of c in a
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (* a d) in a
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in c
* [misc]taylor:  Taking taylor expansion of (* b c) in c
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (* a d) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in b
* [misc]taylor:  Taking taylor expansion of (* b c) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (* a d) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in b
* [misc]taylor:  Taking taylor expansion of (* b c) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (* a d) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (* 0 c) into 0
* [misc]backup-simplify:  Simplify (* a d) into (* d a)
* [misc]backup-simplify:  Simplify (- (* d a)) into (- (* d a))
* [misc]backup-simplify:  Simplify (+ 0 (- (* d a))) into (- (* d a))
* [misc]taylor:  Taking taylor expansion of (- (* d a)) in c
* [misc]taylor:  Taking taylor expansion of (* d a) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (* d a) into (* d a)
* [misc]backup-simplify:  Simplify (- (* d a)) into (- (* d a))
* [misc]taylor:  Taking taylor expansion of (- (* d a)) in a
* [misc]taylor:  Taking taylor expansion of (* d a) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* d 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 c)) into c
* [misc]backup-simplify:  Simplify (+ (* a 0) (* 0 d)) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ c 0) into c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 a)) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 1) (* 0 0)) into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]taylor:  Taking taylor expansion of (- d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 c))) into 0
* [misc]backup-simplify:  Simplify (+ (* a 0) (+ (* 0 0) (* 0 d))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]approximate:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in (b c a d) around 0
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in d
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in d
* [misc]taylor:  Taking taylor expansion of b in d
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (/ 1 b) into (/ 1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in d
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in d
* [misc]taylor:  Taking taylor expansion of a in d
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (/ 1 a) into (/ 1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in a
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in a
* [misc]taylor:  Taking taylor expansion of b in a
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (/ 1 b) into (/ 1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in a
* [misc]taylor:  Taking taylor expansion of c in a
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in a
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in c
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in c
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (/ 1 b) into (/ 1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (/ 1 a) into (/ 1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (/ 1 a) into (/ 1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (/ 1 a) into (/ 1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]backup-simplify:  Simplify (* 1 (/ 1 c)) into (/ 1 c)
* [misc]backup-simplify:  Simplify (+ (/ 1 c) 0) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of 1 in a
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 c) (/ 0 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 (/ 1 c))) into 0
* [misc]backup-simplify:  Simplify (* (/ 1 a) (/ 1 d)) into (/ 1 (* d a))
* [misc]backup-simplify:  Simplify (- (/ 1 (* d a))) into (- (/ 1 (* d a)))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 (* d a)))) into (- (/ 1 (* d a)))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* d a))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d a)) in c
* [misc]taylor:  Taking taylor expansion of (* d a) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (* d a) into (* d a)
* [misc]backup-simplify:  Simplify (/ 1 (* d a)) into (/ 1 (* d a))
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 1 in d
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 c) (/ 0 c)) (* 0 (/ 0 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 (/ 1 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 a) (/ 0 a)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 a) 0) (* 0 (/ 1 d))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 1 (* d a))) into (- (/ 1 (* d a)))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* d a))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d a)) in a
* [misc]taylor:  Taking taylor expansion of (* d a) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* d 0) into 0
* [misc]backup-simplify:  Simplify (+ (* d 1) (* 0 0)) into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]backup-simplify:  Simplify (- (/ 1 d)) into (- (/ 1 d))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d)) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 c) (/ 0 c)) (* 0 (/ 0 c)) (* 0 (/ 0 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 c))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)) (* 0 (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 a) (/ 0 a)) (* 0 (/ 0 a)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 a) 0) (+ (* 0 0) (* 0 (/ 1 d)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 a)) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d a)) (/ 0 (* d a))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 c) (/ 0 c)) (* 0 (/ 0 c)) (* 0 (/ 0 c)) (* 0 (/ 0 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 c)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)) (* 0 (/ 0 d)) (* 0 (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 a) (/ 0 a)) (* 0 (/ 0 a)) (* 0 (/ 0 a)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 a) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (* 0 a))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d a)) (/ 0 (* d a))) (* 0 (/ 0 (* d a))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)) (* 0 (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 1 (* 1 (* 1 (* (/ 1 (/ 1 c)) (/ 1 (/ 1 b)))))) (* -1 (* (/ 1 (/ 1 d)) (* (/ 1 (/ 1 a)) (* 1 1))))) into (- (* b c) (* d a))
* [misc]approximate:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in (b c a d) around 0
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in d
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in d
* [misc]taylor:  Taking taylor expansion of (- b) in d
* [misc]taylor:  Taking taylor expansion of b in d
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (/ 1 (- b)) into (/ -1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in d
* [misc]taylor:  Taking taylor expansion of (- c) in d
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in d
* [misc]taylor:  Taking taylor expansion of (- a) in d
* [misc]taylor:  Taking taylor expansion of a in d
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (/ 1 (- a)) into (/ -1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in d
* [misc]taylor:  Taking taylor expansion of (- d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in a
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in a
* [misc]taylor:  Taking taylor expansion of (- b) in a
* [misc]taylor:  Taking taylor expansion of b in a
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (/ 1 (- b)) into (/ -1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in a
* [misc]taylor:  Taking taylor expansion of (- c) in a
* [misc]taylor:  Taking taylor expansion of c in a
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in a
* [misc]taylor:  Taking taylor expansion of (- a) in a
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in a
* [misc]taylor:  Taking taylor expansion of (- d) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in c
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in c
* [misc]taylor:  Taking taylor expansion of (- b) in c
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (/ 1 (- b)) into (/ -1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in c
* [misc]taylor:  Taking taylor expansion of (- c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in c
* [misc]taylor:  Taking taylor expansion of (- a) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (/ 1 (- a)) into (/ -1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in c
* [misc]taylor:  Taking taylor expansion of (- d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in b
* [misc]taylor:  Taking taylor expansion of (- b) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in b
* [misc]taylor:  Taking taylor expansion of (- c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in b
* [misc]taylor:  Taking taylor expansion of (- a) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (/ 1 (- a)) into (/ -1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in b
* [misc]taylor:  Taking taylor expansion of (- d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in b
* [misc]taylor:  Taking taylor expansion of (- b) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in b
* [misc]taylor:  Taking taylor expansion of (- c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in b
* [misc]taylor:  Taking taylor expansion of (- a) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (/ 1 (- a)) into (/ -1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in b
* [misc]taylor:  Taking taylor expansion of (- d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]backup-simplify:  Simplify (* -1 (/ -1 c)) into (/ 1 c)
* [misc]backup-simplify:  Simplify (+ (/ 1 c) 0) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of 1 in a
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 c) (/ 0 (- c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (* 0 (/ -1 c))) into 0
* [misc]backup-simplify:  Simplify (* (/ -1 a) (/ -1 d)) into (/ 1 (* d a))
* [misc]backup-simplify:  Simplify (- (/ 1 (* d a))) into (- (/ 1 (* d a)))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 (* d a)))) into (- (/ 1 (* d a)))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* d a))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d a)) in c
* [misc]taylor:  Taking taylor expansion of (* d a) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (* d a) into (* d a)
* [misc]backup-simplify:  Simplify (/ 1 (* d a)) into (/ 1 (* d a))
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 1 in d
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 c) (/ 0 (- c))) (* 0 (/ 0 (- c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (* 0 (/ -1 c)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d) (/ 0 (- d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 a) (/ 0 (- a))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 a) 0) (* 0 (/ -1 d))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 1 (* d a))) into (- (/ 1 (* d a)))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* d a))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d a)) in a
* [misc]taylor:  Taking taylor expansion of (* d a) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* d 0) into 0
* [misc]backup-simplify:  Simplify (+ (* d 1) (* 0 0)) into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]backup-simplify:  Simplify (- (/ 1 d)) into (- (/ 1 d))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d)) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 c) (/ 0 (- c))) (* 0 (/ 0 (- c))) (* 0 (/ 0 (- c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ -1 c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d) (/ 0 (- d))) (* 0 (/ 0 (- d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 a) (/ 0 (- a))) (* 0 (/ 0 (- a))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 a) 0) (+ (* 0 0) (* 0 (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 a)) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d a)) (/ 0 (* d a))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 c) (/ 0 (- c))) (* 0 (/ 0 (- c))) (* 0 (/ 0 (- c))) (* 0 (/ 0 (- c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ -1 c)))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d) (/ 0 (- d))) (* 0 (/ 0 (- d))) (* 0 (/ 0 (- d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 a) (/ 0 (- a))) (* 0 (/ 0 (- a))) (* 0 (/ 0 (- a))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 a) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (* 0 a))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d a)) (/ 0 (* d a))) (* 0 (/ 0 (* d a))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)) (* 0 (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 1 (* 1 (* 1 (* (/ 1 (/ 1 (- c))) (/ 1 (/ 1 (- b))))))) (* -1 (* (/ 1 (/ 1 (- d))) (* (/ 1 (/ 1 (- a))) (* 1 1))))) into (- (* b c) (* d a))
* [misc]approximate:  Taking taylor expansion of (+ (sqr c) (sqr d)) in (c d) around 0
* [misc]taylor:  Taking taylor expansion of (+ (sqr c) (sqr d)) in d
* [misc]taylor:  Taking taylor expansion of (sqr c) in d
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (sqr d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (+ (sqr c) (sqr d)) in c
* [misc]taylor:  Taking taylor expansion of (sqr c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (sqr d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (+ (sqr c) (sqr d)) in c
* [misc]taylor:  Taking taylor expansion of (sqr c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (sqr d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (* d d) into (sqr d)
* [misc]backup-simplify:  Simplify (+ 0 (sqr d)) into (sqr d)
* [misc]taylor:  Taking taylor expansion of (sqr d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 d)) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (* 0 d))) into 0
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]taylor:  Taking taylor expansion of 1 in d
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (+ (* 0 0) (* 0 d)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 d))))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 1 (sqr (* d 1))) (* 1 (sqr (* 1 c)))) into (+ (sqr d) (sqr c))
* [misc]approximate:  Taking taylor expansion of (+ (sqr (/ 1 c)) (sqr (/ 1 d))) in (c d) around 0
* [misc]taylor:  Taking taylor expansion of (+ (sqr (/ 1 c)) (sqr (/ 1 d))) in d
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 c)) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in d
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 d)) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (+ (sqr (/ 1 c)) (sqr (/ 1 d))) in c
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 c)) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 d)) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]taylor:  Taking taylor expansion of (+ (sqr (/ 1 c)) (sqr (/ 1 d))) in c
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 c)) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 d)) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]taylor:  Taking taylor expansion of 1 in d
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 1)) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
* [misc]backup-simplify:  Simplify (* (/ 1 d) (/ 1 d)) into (/ 1 (sqr d))
* [misc]backup-simplify:  Simplify (+ 0 (/ 1 (sqr d))) into (/ 1 (sqr d))
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr d)) in d
* [misc]taylor:  Taking taylor expansion of (sqr d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 d) 0) (* 0 (/ 1 d))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)) (* 0 (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 d) 0) (+ (* 0 0) (* 0 (/ 1 d)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 1 (sqr (* 1 (/ 1 (/ 1 c))))) (* 1 (sqr (* (/ 1 (/ 1 d)) 1)))) into (+ (sqr d) (sqr c))
* [misc]approximate:  Taking taylor expansion of (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d)))) in (c d) around 0
* [misc]taylor:  Taking taylor expansion of (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d)))) in d
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 (- c))) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in d
* [misc]taylor:  Taking taylor expansion of (- c) in d
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 (- d))) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in d
* [misc]taylor:  Taking taylor expansion of (- d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d)))) in c
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 (- c))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in c
* [misc]taylor:  Taking taylor expansion of (- c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 (- d))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in c
* [misc]taylor:  Taking taylor expansion of (- d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]taylor:  Taking taylor expansion of (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d)))) in c
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 (- c))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in c
* [misc]taylor:  Taking taylor expansion of (- c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 (- d))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in c
* [misc]taylor:  Taking taylor expansion of (- d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]backup-simplify:  Simplify (* -1 -1) into 1
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]taylor:  Taking taylor expansion of 1 in d
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (* 0 -1)) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (* 0 -1))) into 0
* [misc]backup-simplify:  Simplify (* (/ -1 d) (/ -1 d)) into (/ 1 (sqr d))
* [misc]backup-simplify:  Simplify (+ 0 (/ 1 (sqr d))) into (/ 1 (sqr d))
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr d)) in d
* [misc]taylor:  Taking taylor expansion of (sqr d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (* 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d) (/ 0 (- d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 d) 0) (* 0 (/ -1 d))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 -1))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d) (/ 0 (- d))) (* 0 (/ 0 (- d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 d) 0) (+ (* 0 0) (* 0 (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 1 (sqr (* 1 (/ 1 (/ 1 (- c)))))) (* 1 (sqr (* (/ 1 (/ 1 (- d))) 1)))) into (+ (sqr d) (sqr c))
* [misc]approximate:  Taking taylor expansion of (/ 1 (+ (sqr c) (sqr d))) in (c d) around 0
* [misc]taylor:  Taking taylor expansion of (/ 1 (+ (sqr c) (sqr d))) in d
* [misc]taylor:  Taking taylor expansion of (+ (sqr c) (sqr d)) in d
* [misc]taylor:  Taking taylor expansion of (sqr c) in d
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (sqr d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* c c) into (sqr c)
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (sqr c) 0) into (sqr c)
* [misc]backup-simplify:  Simplify (/ 1 (sqr c)) into (/ 1 (sqr c))
* [misc]taylor:  Taking taylor expansion of (/ 1 (+ (sqr c) (sqr d))) in c
* [misc]taylor:  Taking taylor expansion of (+ (sqr c) (sqr d)) in c
* [misc]taylor:  Taking taylor expansion of (sqr c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (sqr d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (* d d) into (sqr d)
* [misc]backup-simplify:  Simplify (+ 0 (sqr d)) into (sqr d)
* [misc]backup-simplify:  Simplify (/ 1 (sqr d)) into (/ 1 (sqr d))
* [misc]taylor:  Taking taylor expansion of (/ 1 (+ (sqr c) (sqr d))) in c
* [misc]taylor:  Taking taylor expansion of (+ (sqr c) (sqr d)) in c
* [misc]taylor:  Taking taylor expansion of (sqr c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (sqr d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (* d d) into (sqr d)
* [misc]backup-simplify:  Simplify (+ 0 (sqr d)) into (sqr d)
* [misc]backup-simplify:  Simplify (/ 1 (sqr d)) into (/ 1 (sqr d))
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr d)) in d
* [misc]taylor:  Taking taylor expansion of (sqr d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 d)) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr d)) (/ 0 (sqr d))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (* 0 d))) into 0
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr d)) (/ 1 (sqr d))) (* 0 (/ 0 (sqr d))))) into (- (/ 1 (pow d 4)))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (pow d 4))) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 (pow d 4)) in d
* [misc]taylor:  Taking taylor expansion of (pow d 4) in d
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]approximate:  Taking taylor expansion of (/ 1 (+ (sqr (/ 1 c)) (sqr (/ 1 d)))) in (c d) around 0
* [misc]taylor:  Taking taylor expansion of (/ 1 (+ (sqr (/ 1 c)) (sqr (/ 1 d)))) in d
* [misc]taylor:  Taking taylor expansion of (+ (sqr (/ 1 c)) (sqr (/ 1 d))) in d
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 c)) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in d
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 d)) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 (+ (sqr (/ 1 c)) (sqr (/ 1 d)))) in c
* [misc]taylor:  Taking taylor expansion of (+ (sqr (/ 1 c)) (sqr (/ 1 d))) in c
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 c)) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 d)) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 (+ (sqr (/ 1 c)) (sqr (/ 1 d)))) in c
* [misc]taylor:  Taking taylor expansion of (+ (sqr (/ 1 c)) (sqr (/ 1 d))) in c
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 c)) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 d)) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of 1 in d
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 1)) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
* [misc]backup-simplify:  Simplify (* (/ 1 d) (/ 1 d)) into (/ 1 (sqr d))
* [misc]backup-simplify:  Simplify (+ 0 (/ 1 (sqr d))) into (/ 1 (sqr d))
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ (/ 1 (sqr d)) 1)) (* 0 (/ 0 1)))) into (- (/ 1 (sqr d)))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (sqr d))) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr d)) in d
* [misc]taylor:  Taking taylor expansion of (sqr d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]approximate:  Taking taylor expansion of (/ 1 (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d))))) in (c d) around 0
* [misc]taylor:  Taking taylor expansion of (/ 1 (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d))))) in d
* [misc]taylor:  Taking taylor expansion of (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d)))) in d
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 (- c))) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in d
* [misc]taylor:  Taking taylor expansion of (- c) in d
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 (- d))) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in d
* [misc]taylor:  Taking taylor expansion of (- d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]backup-simplify:  Simplify (* -1 -1) into 1
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d))))) in c
* [misc]taylor:  Taking taylor expansion of (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d)))) in c
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 (- c))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in c
* [misc]taylor:  Taking taylor expansion of (- c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 (- d))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in c
* [misc]taylor:  Taking taylor expansion of (- d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]backup-simplify:  Simplify (* -1 -1) into 1
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d))))) in c
* [misc]taylor:  Taking taylor expansion of (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d)))) in c
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 (- c))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in c
* [misc]taylor:  Taking taylor expansion of (- c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 (- d))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in c
* [misc]taylor:  Taking taylor expansion of (- d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]backup-simplify:  Simplify (* -1 -1) into 1
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of 1 in d
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (* 0 -1)) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (* 0 -1))) into 0
* [misc]backup-simplify:  Simplify (* (/ -1 d) (/ -1 d)) into (/ 1 (sqr d))
* [misc]backup-simplify:  Simplify (+ 0 (/ 1 (sqr d))) into (/ 1 (sqr d))
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ (/ 1 (sqr d)) 1)) (* 0 (/ 0 1)))) into (- (/ 1 (sqr d)))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (sqr d))) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr d)) in d
* [misc]taylor:  Taking taylor expansion of (sqr d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* * * [misc]progress:  tayloring alt 6 of 10
* [misc]approximate:  Taking taylor expansion of (/ (- (* b c) (* a d)) (hypot c d)) in (b c a d) around 0
* [misc]taylor:  Taking taylor expansion of (/ (- (* b c) (* a d)) (hypot c d)) in d
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in d
* [misc]taylor:  Taking taylor expansion of (* b c) in d
* [misc]taylor:  Taking taylor expansion of b in d
* [misc]backup-simplify:  Simplify b into b
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (* a d) in d
* [misc]taylor:  Taking taylor expansion of a in d
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (hypot c d) in d
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* b c) into (* b c)
* [misc]backup-simplify:  Simplify (* a 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ (* b c) 0) into (* b c)
* [misc]backup-simplify:  Simplify (/ (* b c) (hypot c d)) into (/ (* b c) (hypot c d))
* [misc]taylor:  Taking taylor expansion of (/ (- (* b c) (* a d)) (hypot c d)) in a
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in a
* [misc]taylor:  Taking taylor expansion of (* b c) in a
* [misc]taylor:  Taking taylor expansion of b in a
* [misc]backup-simplify:  Simplify b into b
* [misc]taylor:  Taking taylor expansion of c in a
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (* a d) in a
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (hypot c d) in a
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* b c) into (* b c)
* [misc]backup-simplify:  Simplify (* 0 d) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ (* b c) 0) into (* b c)
* [misc]backup-simplify:  Simplify (/ (* b c) (hypot c d)) into (/ (* b c) (hypot c d))
* [misc]taylor:  Taking taylor expansion of (/ (- (* b c) (* a d)) (hypot c d)) in c
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in c
* [misc]taylor:  Taking taylor expansion of (* b c) in c
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (* a d) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (hypot c d) in c
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* b 0) into 0
* [misc]backup-simplify:  Simplify (* a d) into (* d a)
* [misc]backup-simplify:  Simplify (- (* d a)) into (- (* d a))
* [misc]backup-simplify:  Simplify (+ 0 (- (* d a))) into (- (* d a))
* [misc]backup-simplify:  Simplify (/ (- (* d a)) (hypot c d)) into (* -1 (/ (* d a) (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (/ (- (* b c) (* a d)) (hypot c d)) in b
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in b
* [misc]taylor:  Taking taylor expansion of (* b c) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (* a d) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (hypot c d) in b
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* 0 c) into 0
* [misc]backup-simplify:  Simplify (* a d) into (* d a)
* [misc]backup-simplify:  Simplify (- (* d a)) into (- (* d a))
* [misc]backup-simplify:  Simplify (+ 0 (- (* d a))) into (- (* d a))
* [misc]backup-simplify:  Simplify (/ (- (* d a)) (hypot c d)) into (* -1 (/ (* d a) (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (/ (- (* b c) (* a d)) (hypot c d)) in b
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in b
* [misc]taylor:  Taking taylor expansion of (* b c) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (* a d) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (hypot c d) in b
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* 0 c) into 0
* [misc]backup-simplify:  Simplify (* a d) into (* d a)
* [misc]backup-simplify:  Simplify (- (* d a)) into (- (* d a))
* [misc]backup-simplify:  Simplify (+ 0 (- (* d a))) into (- (* d a))
* [misc]backup-simplify:  Simplify (/ (- (* d a)) (hypot c d)) into (* -1 (/ (* d a) (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (* -1 (/ (* d a) (hypot c d))) in c
* [misc]taylor:  Taking taylor expansion of -1 in c
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]taylor:  Taking taylor expansion of (/ (* d a) (hypot c d)) in c
* [misc]taylor:  Taking taylor expansion of (* d a) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of (hypot c d) in c
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* d a) into (* d a)
* [misc]backup-simplify:  Simplify (/ (* d a) (hypot c d)) into (/ (* d a) (hypot c d))
* [misc]backup-simplify:  Simplify (* -1 (/ (* d a) (hypot c d))) into (* -1 (/ (* d a) (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (* -1 (/ (* d a) (hypot c d))) in a
* [misc]taylor:  Taking taylor expansion of -1 in a
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]taylor:  Taking taylor expansion of (/ (* d a) (hypot c d)) in a
* [misc]taylor:  Taking taylor expansion of (* d a) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (hypot c d) in a
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* d 0) into 0
* [misc]backup-simplify:  Simplify (+ (* d 1) (* 0 0)) into d
* [misc]backup-simplify:  Simplify (/ d (hypot c d)) into (/ d (hypot c d))
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 c)) into c
* [misc]backup-simplify:  Simplify (+ (* a 0) (* 0 d)) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ c 0) into c
* [misc]backup-simplify:  Simplify (- (/ c (hypot c d)) (+ (* (* -1 (/ (* d a) (hypot c d))) (/ 0 (hypot c d))))) into (/ c (hypot c d))
* [misc]taylor:  Taking taylor expansion of (/ c (hypot c d)) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (hypot c d) in c
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (/ 1 (hypot c d)) into (/ 1 (hypot c d))
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 a)) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot c d)) (+ (* (/ (* d a) (hypot c d)) (/ 0 (hypot c d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (* 0 (/ (* d a) (hypot c d)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (* -1 (/ d (hypot c d))) into (* -1 (/ d (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (* -1 (/ d (hypot c d))) in d
* [misc]taylor:  Taking taylor expansion of -1 in d
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]taylor:  Taking taylor expansion of (/ d (hypot c d)) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (hypot c d) in d
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (/ 1 (hypot c d)) into (/ 1 (hypot c d))
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 c))) into 0
* [misc]backup-simplify:  Simplify (+ (* a 0) (+ (* 0 0) (* 0 d))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot c d)) (+ (* (* -1 (/ (* d a) (hypot c d))) (/ 0 (hypot c d))) (* (/ c (hypot c d)) (/ 0 (hypot c d))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of (/ 1 (hypot c d)) in a
* [misc]taylor:  Taking taylor expansion of (hypot c d) in a
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (/ 1 (hypot c d)) into (/ 1 (hypot c d))
* [misc]taylor:  Taking taylor expansion of (/ 1 (hypot c d)) in d
* [misc]taylor:  Taking taylor expansion of (hypot c d) in d
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (/ 1 (hypot c d)) into (/ 1 (hypot c d))
* [misc]backup-simplify:  Simplify (/ 1 (hypot c d)) into (/ 1 (hypot c d))
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (* 0 a))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot c d)) (+ (* (/ (* d a) (hypot c d)) (/ 0 (hypot c d))) (* 0 (/ 0 (hypot c d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (* 0 (/ (* d a) (hypot c d))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot c d)) (+ (* (/ d (hypot c d)) (/ 0 (hypot c d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (* 0 (/ d (hypot c d)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (* -1 (/ 1 (hypot c d))) into (/ -1 (hypot c d))
* [misc]backup-simplify:  Simplify (/ -1 (hypot c d)) into (/ -1 (hypot c d))
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 c)))) into 0
* [misc]backup-simplify:  Simplify (+ (* a 0) (+ (* 0 0) (+ (* 0 0) (* 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot c d)) (+ (* (* -1 (/ (* d a) (hypot c d))) (/ 0 (hypot c d))) (* (/ c (hypot c d)) (/ 0 (hypot c d))) (* 0 (/ 0 (hypot c d))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot c d)) (+ (* (/ 1 (hypot c d)) (/ 0 (hypot c d))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (+ (* 0 0) (* 0 a)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot c d)) (+ (* (/ (* d a) (hypot c d)) (/ 0 (hypot c d))) (* 0 (/ 0 (hypot c d))) (* 0 (/ 0 (hypot c d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ (* d a) (hypot c d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot c d)) (/ 0 (hypot c d))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 (hypot c d)) (* d (* a (* 1 1)))) (* (/ 1 (hypot c d)) (* 1 (* 1 (* c b))))) into (- (/ (* b c) (hypot c d)) (/ (* d a) (hypot c d)))
* [misc]approximate:  Taking taylor expansion of (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))) in (b c a d) around 0
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))) in d
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in d
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in d
* [misc]taylor:  Taking taylor expansion of b in d
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (/ 1 b) into (/ 1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in d
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in d
* [misc]taylor:  Taking taylor expansion of a in d
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (/ 1 a) into (/ 1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in d
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (* (/ 1 a) 1) into (/ 1 a)
* [misc]backup-simplify:  Simplify (- (/ 1 a)) into (- (/ 1 a))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 a))) into (- (/ 1 a))
* [misc]backup-simplify:  Simplify (/ (- (/ 1 a)) (hypot (/ 1 c) (/ 1 d))) into (/ -1 (* (hypot (/ 1 c) (/ 1 d)) a))
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))) in a
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in a
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in a
* [misc]taylor:  Taking taylor expansion of b in a
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (/ 1 b) into (/ 1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in a
* [misc]taylor:  Taking taylor expansion of c in a
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in a
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in a
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (* 1 (/ 1 d)) into (/ 1 d)
* [misc]backup-simplify:  Simplify (- (/ 1 d)) into (- (/ 1 d))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 d))) into (- (/ 1 d))
* [misc]backup-simplify:  Simplify (/ (- (/ 1 d)) (hypot (/ 1 c) (/ 1 d))) into (/ -1 (* (hypot (/ 1 c) (/ 1 d)) d))
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))) in c
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in c
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in c
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (/ 1 b) into (/ 1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (/ 1 a) into (/ 1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in c
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (* (/ 1 b) 1) into (/ 1 b)
* [misc]backup-simplify:  Simplify (+ (/ 1 b) 0) into (/ 1 b)
* [misc]backup-simplify:  Simplify (/ (/ 1 b) (hypot (/ 1 c) (/ 1 d))) into (/ 1 (* (hypot (/ 1 c) (/ 1 d)) b))
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))) in b
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (/ 1 a) into (/ 1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in b
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (* 1 (/ 1 c)) into (/ 1 c)
* [misc]backup-simplify:  Simplify (+ (/ 1 c) 0) into (/ 1 c)
* [misc]backup-simplify:  Simplify (/ (/ 1 c) (hypot (/ 1 c) (/ 1 d))) into (/ 1 (* (hypot (/ 1 c) (/ 1 d)) c))
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))) in b
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (/ 1 a) into (/ 1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in b
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (* 1 (/ 1 c)) into (/ 1 c)
* [misc]backup-simplify:  Simplify (+ (/ 1 c) 0) into (/ 1 c)
* [misc]backup-simplify:  Simplify (/ (/ 1 c) (hypot (/ 1 c) (/ 1 d))) into (/ 1 (* (hypot (/ 1 c) (/ 1 d)) c))
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (hypot (/ 1 c) (/ 1 d)) c)) in c
* [misc]taylor:  Taking taylor expansion of (* (hypot (/ 1 c) (/ 1 d)) c) in c
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in c
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* (hypot (/ 1 c) (/ 1 d)) 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 1) (* 0 0)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (/ 1 (hypot (/ 1 c) (/ 1 d))) into (/ 1 (hypot (/ 1 c) (/ 1 d)))
* [misc]taylor:  Taking taylor expansion of (/ 1 (hypot (/ 1 c) (/ 1 d))) in a
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in a
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (/ 1 (hypot (/ 1 c) (/ 1 d))) into (/ 1 (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 c) (/ 0 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 (/ 1 c))) into 0
* [misc]backup-simplify:  Simplify (* (/ 1 a) (/ 1 d)) into (/ 1 (* d a))
* [misc]backup-simplify:  Simplify (- (/ 1 (* d a))) into (- (/ 1 (* d a)))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 (* d a)))) into (- (/ 1 (* d a)))
* [misc]backup-simplify:  Simplify (- (/ (- (/ 1 (* d a))) (hypot (/ 1 c) (/ 1 d))) (+ (* (/ 1 (* (hypot (/ 1 c) (/ 1 d)) c)) (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into (- (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a))))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a)))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a))) in c
* [misc]taylor:  Taking taylor expansion of (* (hypot (/ 1 c) (/ 1 d)) (* d a)) in c
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in c
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]taylor:  Taking taylor expansion of (* d a) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (* d a) into (* d a)
* [misc]backup-simplify:  Simplify (* (hypot (/ 1 c) (/ 1 d)) (* d a)) into (* (hypot (/ 1 c) (/ 1 d)) (* d a))
* [misc]backup-simplify:  Simplify (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a))) into (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a)))
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ 1 c) (/ 1 d))) (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of (/ 1 (hypot (/ 1 c) (/ 1 d))) in d
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in d
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (/ 1 (hypot (/ 1 c) (/ 1 d))) into (/ 1 (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 c) (/ 0 c)) (* 0 (/ 0 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 (/ 1 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 a) (/ 0 a)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 a) 0) (* 0 (/ 1 d))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot (/ 1 c) (/ 1 d))) (+ (* (/ 1 (* (hypot (/ 1 c) (/ 1 d)) c)) (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* (- (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a)))) (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a)))) into (- (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a))))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a)))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a))) in a
* [misc]taylor:  Taking taylor expansion of (* (hypot (/ 1 c) (/ 1 d)) (* d a)) in a
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in a
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]taylor:  Taking taylor expansion of (* d a) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* d 0) into 0
* [misc]backup-simplify:  Simplify (* (hypot (/ 1 c) (/ 1 d)) 0) into 0
* [misc]backup-simplify:  Simplify (+ (* d 1) (* 0 0)) into d
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) d) (* 0 0)) into (* (hypot (/ 1 c) (/ 1 d)) d)
* [misc]backup-simplify:  Simplify (/ 1 (* (hypot (/ 1 c) (/ 1 d)) d)) into (/ 1 (* (hypot (/ 1 c) (/ 1 d)) d))
* [misc]backup-simplify:  Simplify (- (/ 1 (* (hypot (/ 1 c) (/ 1 d)) d))) into (- (/ 1 (* (hypot (/ 1 c) (/ 1 d)) d)))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* (hypot (/ 1 c) (/ 1 d)) d))) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (hypot (/ 1 c) (/ 1 d)) d)) in d
* [misc]taylor:  Taking taylor expansion of (* (hypot (/ 1 c) (/ 1 d)) d) in d
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in d
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* (hypot (/ 1 c) (/ 1 d)) 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 1) (* 0 0)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (/ 1 (hypot (/ 1 c) (/ 1 d))) into (/ 1 (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (- (/ 1 (hypot (/ 1 c) (/ 1 d)))) into (- (/ 1 (hypot (/ 1 c) (/ 1 d))))
* [misc]backup-simplify:  Simplify (- (/ 1 (hypot (/ 1 c) (/ 1 d)))) into (- (/ 1 (hypot (/ 1 c) (/ 1 d))))
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ 1 c) (/ 1 d))) (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* 0 (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ 1 c) (/ 1 d))) (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ 1 (hypot (/ 1 c) (/ 1 d))) into (/ 1 (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 c) (/ 0 c)) (* 0 (/ 0 c)) (* 0 (/ 0 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 c))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)) (* 0 (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 a) (/ 0 a)) (* 0 (/ 0 a)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 a) 0) (+ (* 0 0) (* 0 (/ 1 d)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot (/ 1 c) (/ 1 d))) (+ (* (/ 1 (* (hypot (/ 1 c) (/ 1 d)) c)) (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* (- (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a)))) (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* 0 (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 a)) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (* 0 (* d a))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a))) (/ 0 (* (hypot (/ 1 c) (/ 1 d)) (* d a)))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ 1 c) (/ 1 d))) (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* 0 (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* 0 (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 d) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* (hypot (/ 1 c) (/ 1 d)) d)) (/ 0 (* (hypot (/ 1 c) (/ 1 d)) d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ 1 c) (/ 1 d))) (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* 0 (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ 1 c) (/ 1 d))) (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ 1 c) (/ 1 d))) (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 c) (/ 0 c)) (* 0 (/ 0 c)) (* 0 (/ 0 c)) (* 0 (/ 0 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 c)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)) (* 0 (/ 0 d)) (* 0 (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 a) (/ 0 a)) (* 0 (/ 0 a)) (* 0 (/ 0 a)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 a) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot (/ 1 c) (/ 1 d))) (+ (* (/ 1 (* (hypot (/ 1 c) (/ 1 d)) c)) (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* (- (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a)))) (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* 0 (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* 0 (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (* 0 a))) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (* 0 (* d a)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a))) (/ 0 (* (hypot (/ 1 c) (/ 1 d)) (* d a)))) (* 0 (/ 0 (* (hypot (/ 1 c) (/ 1 d)) (* d a)))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ 1 c) (/ 1 d))) (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* 0 (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* 0 (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* 0 (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (+ (* 0 d) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* (hypot (/ 1 c) (/ 1 d)) d)) (/ 0 (* (hypot (/ 1 c) (/ 1 d)) d))) (* 0 (/ 0 (* (hypot (/ 1 c) (/ 1 d)) d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ 1 c) (/ 1 d))) (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* 0 (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* 0 (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 (hypot (/ 1 c) (/ 1 d))) (* 1 (* 1 (* (/ 1 (/ 1 c)) (/ 1 (/ 1 b)))))) (* (- (/ 1 (hypot (/ 1 c) (/ 1 d)))) (* (/ 1 (/ 1 d)) (* (/ 1 (/ 1 a)) (* 1 1))))) into (- (/ (* b c) (hypot (/ 1 c) (/ 1 d))) (/ (* d a) (hypot (/ 1 c) (/ 1 d))))
* [misc]approximate:  Taking taylor expansion of (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))) in (b c a d) around 0
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))) in d
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in d
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in d
* [misc]taylor:  Taking taylor expansion of (- b) in d
* [misc]taylor:  Taking taylor expansion of b in d
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (/ 1 (- b)) into (/ -1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in d
* [misc]taylor:  Taking taylor expansion of (- c) in d
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in d
* [misc]taylor:  Taking taylor expansion of (- a) in d
* [misc]taylor:  Taking taylor expansion of a in d
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (/ 1 (- a)) into (/ -1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in d
* [misc]taylor:  Taking taylor expansion of (- d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in d
* [misc]backup-simplify:  Simplify (hypot (/ 1 (- c)) (/ 1 (- d))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* (/ -1 a) -1) into (/ 1 a)
* [misc]backup-simplify:  Simplify (- (/ 1 a)) into (- (/ 1 a))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 a))) into (- (/ 1 a))
* [misc]backup-simplify:  Simplify (/ (- (/ 1 a)) (hypot (/ -1 c) (/ -1 d))) into (/ -1 (* a (hypot (/ -1 c) (/ -1 d))))
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))) in a
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in a
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in a
* [misc]taylor:  Taking taylor expansion of (- b) in a
* [misc]taylor:  Taking taylor expansion of b in a
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (/ 1 (- b)) into (/ -1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in a
* [misc]taylor:  Taking taylor expansion of (- c) in a
* [misc]taylor:  Taking taylor expansion of c in a
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in a
* [misc]taylor:  Taking taylor expansion of (- a) in a
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in a
* [misc]taylor:  Taking taylor expansion of (- d) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in a
* [misc]backup-simplify:  Simplify (hypot (/ 1 (- c)) (/ 1 (- d))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* -1 (/ -1 d)) into (/ 1 d)
* [misc]backup-simplify:  Simplify (- (/ 1 d)) into (- (/ 1 d))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 d))) into (- (/ 1 d))
* [misc]backup-simplify:  Simplify (/ (- (/ 1 d)) (hypot (/ -1 c) (/ -1 d))) into (/ -1 (* d (hypot (/ -1 c) (/ -1 d))))
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))) in c
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in c
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in c
* [misc]taylor:  Taking taylor expansion of (- b) in c
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (/ 1 (- b)) into (/ -1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in c
* [misc]taylor:  Taking taylor expansion of (- c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in c
* [misc]taylor:  Taking taylor expansion of (- a) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (/ 1 (- a)) into (/ -1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in c
* [misc]taylor:  Taking taylor expansion of (- d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in c
* [misc]backup-simplify:  Simplify (hypot (/ 1 (- c)) (/ 1 (- d))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* (/ -1 b) -1) into (/ 1 b)
* [misc]backup-simplify:  Simplify (+ (/ 1 b) 0) into (/ 1 b)
* [misc]backup-simplify:  Simplify (/ (/ 1 b) (hypot (/ -1 c) (/ -1 d))) into (/ 1 (* b (hypot (/ -1 c) (/ -1 d))))
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))) in b
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in b
* [misc]taylor:  Taking taylor expansion of (- b) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in b
* [misc]taylor:  Taking taylor expansion of (- c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in b
* [misc]taylor:  Taking taylor expansion of (- a) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (/ 1 (- a)) into (/ -1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in b
* [misc]taylor:  Taking taylor expansion of (- d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in b
* [misc]backup-simplify:  Simplify (hypot (/ 1 (- c)) (/ 1 (- d))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* -1 (/ -1 c)) into (/ 1 c)
* [misc]backup-simplify:  Simplify (+ (/ 1 c) 0) into (/ 1 c)
* [misc]backup-simplify:  Simplify (/ (/ 1 c) (hypot (/ -1 c) (/ -1 d))) into (/ 1 (* c (hypot (/ -1 c) (/ -1 d))))
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))) in b
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in b
* [misc]taylor:  Taking taylor expansion of (- b) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in b
* [misc]taylor:  Taking taylor expansion of (- c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in b
* [misc]taylor:  Taking taylor expansion of (- a) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (/ 1 (- a)) into (/ -1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in b
* [misc]taylor:  Taking taylor expansion of (- d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in b
* [misc]backup-simplify:  Simplify (hypot (/ 1 (- c)) (/ 1 (- d))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* -1 (/ -1 c)) into (/ 1 c)
* [misc]backup-simplify:  Simplify (+ (/ 1 c) 0) into (/ 1 c)
* [misc]backup-simplify:  Simplify (/ (/ 1 c) (hypot (/ -1 c) (/ -1 d))) into (/ 1 (* c (hypot (/ -1 c) (/ -1 d))))
* [misc]taylor:  Taking taylor expansion of (/ 1 (* c (hypot (/ -1 c) (/ -1 d)))) in c
* [misc]taylor:  Taking taylor expansion of (* c (hypot (/ -1 c) (/ -1 d))) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (hypot (/ -1 c) (/ -1 d)) in c
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* 0 (hypot (/ -1 c) (/ -1 d))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 (hypot (/ -1 c) (/ -1 d)))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (/ 1 (hypot (/ -1 c) (/ -1 d))) into (/ 1 (hypot (/ -1 c) (/ -1 d)))
* [misc]taylor:  Taking taylor expansion of (/ 1 (hypot (/ -1 c) (/ -1 d))) in a
* [misc]taylor:  Taking taylor expansion of (hypot (/ -1 c) (/ -1 d)) in a
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (/ 1 (hypot (/ -1 c) (/ -1 d))) into (/ 1 (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 c) (/ 0 (- c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (* 0 (/ -1 c))) into 0
* [misc]backup-simplify:  Simplify (* (/ -1 a) (/ -1 d)) into (/ 1 (* d a))
* [misc]backup-simplify:  Simplify (- (/ 1 (* d a))) into (- (/ 1 (* d a)))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 (* d a)))) into (- (/ 1 (* d a)))
* [misc]backup-simplify:  Simplify (- (/ (- (/ 1 (* d a))) (hypot (/ -1 c) (/ -1 d))) (+ (* (/ 1 (* c (hypot (/ -1 c) (/ -1 d)))) (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into (- (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d))))))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d)))))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d))))) in c
* [misc]taylor:  Taking taylor expansion of (* d (* a (hypot (/ -1 c) (/ -1 d)))) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (* a (hypot (/ -1 c) (/ -1 d))) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of (hypot (/ -1 c) (/ -1 d)) in c
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* a (hypot (/ -1 c) (/ -1 d))) into (* a (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (* d (* a (hypot (/ -1 c) (/ -1 d)))) into (* d (* a (hypot (/ -1 c) (/ -1 d))))
* [misc]backup-simplify:  Simplify (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d))))) into (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d)))))
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 (hypot (/ -1 c) (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ -1 c) (/ -1 d))) (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of (/ 1 (hypot (/ -1 c) (/ -1 d))) in d
* [misc]taylor:  Taking taylor expansion of (hypot (/ -1 c) (/ -1 d)) in d
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (/ 1 (hypot (/ -1 c) (/ -1 d))) into (/ 1 (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 c) (/ 0 (- c))) (* 0 (/ 0 (- c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (* 0 (/ -1 c)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d) (/ 0 (- d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 a) (/ 0 (- a))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 a) 0) (* 0 (/ -1 d))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot (/ -1 c) (/ -1 d))) (+ (* (/ 1 (* c (hypot (/ -1 c) (/ -1 d)))) (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* (- (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d)))))) (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d)))))) into (- (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d))))))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d)))))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d))))) in a
* [misc]taylor:  Taking taylor expansion of (* d (* a (hypot (/ -1 c) (/ -1 d)))) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (* a (hypot (/ -1 c) (/ -1 d))) in a
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (hypot (/ -1 c) (/ -1 d)) in a
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* 0 (hypot (/ -1 c) (/ -1 d))) into 0
* [misc]backup-simplify:  Simplify (* d 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 (hypot (/ -1 c) (/ -1 d)))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (+ (* d (hypot (/ -1 c) (/ -1 d))) (* 0 0)) into (* d (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (/ 1 (* d (hypot (/ -1 c) (/ -1 d)))) into (/ 1 (* d (hypot (/ -1 c) (/ -1 d))))
* [misc]backup-simplify:  Simplify (- (/ 1 (* d (hypot (/ -1 c) (/ -1 d))))) into (- (/ 1 (* d (hypot (/ -1 c) (/ -1 d)))))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* d (hypot (/ -1 c) (/ -1 d))))) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d (hypot (/ -1 c) (/ -1 d)))) in d
* [misc]taylor:  Taking taylor expansion of (* d (hypot (/ -1 c) (/ -1 d))) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (hypot (/ -1 c) (/ -1 d)) in d
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* 0 (hypot (/ -1 c) (/ -1 d))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 (hypot (/ -1 c) (/ -1 d)))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (/ 1 (hypot (/ -1 c) (/ -1 d))) into (/ 1 (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (- (/ 1 (hypot (/ -1 c) (/ -1 d)))) into (- (/ 1 (hypot (/ -1 c) (/ -1 d))))
* [misc]backup-simplify:  Simplify (- (/ 1 (hypot (/ -1 c) (/ -1 d)))) into (- (/ 1 (hypot (/ -1 c) (/ -1 d))))
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ -1 c) (/ -1 d))) (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* 0 (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ -1 c) (/ -1 d))) (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ 1 (hypot (/ -1 c) (/ -1 d))) into (/ 1 (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 c) (/ 0 (- c))) (* 0 (/ 0 (- c))) (* 0 (/ 0 (- c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ -1 c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d) (/ 0 (- d))) (* 0 (/ 0 (- d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 a) (/ 0 (- a))) (* 0 (/ 0 (- a))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 a) 0) (+ (* 0 0) (* 0 (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot (/ -1 c) (/ -1 d))) (+ (* (/ 1 (* c (hypot (/ -1 c) (/ -1 d)))) (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* (- (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d)))))) (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* 0 (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* a 0) (* 0 (hypot (/ -1 c) (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 (* a (hypot (/ -1 c) (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d))))) (/ 0 (* d (* a (hypot (/ -1 c) (/ -1 d)))))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ -1 c) (/ -1 d))) (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* 0 (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* 0 (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 (hypot (/ -1 c) (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 (hypot (/ -1 c) (/ -1 d))) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d (hypot (/ -1 c) (/ -1 d)))) (/ 0 (* d (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ -1 c) (/ -1 d))) (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* 0 (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 (hypot (/ -1 c) (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ -1 c) (/ -1 d))) (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ -1 c) (/ -1 d))) (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 c) (/ 0 (- c))) (* 0 (/ 0 (- c))) (* 0 (/ 0 (- c))) (* 0 (/ 0 (- c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ -1 c)))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d) (/ 0 (- d))) (* 0 (/ 0 (- d))) (* 0 (/ 0 (- d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 a) (/ 0 (- a))) (* 0 (/ 0 (- a))) (* 0 (/ 0 (- a))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 a) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot (/ -1 c) (/ -1 d))) (+ (* (/ 1 (* c (hypot (/ -1 c) (/ -1 d)))) (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* (- (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d)))))) (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* 0 (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* 0 (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* a 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (* 0 (* a (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d))))) (/ 0 (* d (* a (hypot (/ -1 c) (/ -1 d)))))) (* 0 (/ 0 (* d (* a (hypot (/ -1 c) (/ -1 d)))))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d)))))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ -1 c) (/ -1 d))) (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* 0 (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* 0 (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* 0 (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (+ (* 0 (hypot (/ -1 c) (/ -1 d))) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d (hypot (/ -1 c) (/ -1 d)))) (/ 0 (* d (hypot (/ -1 c) (/ -1 d))))) (* 0 (/ 0 (* d (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ -1 c) (/ -1 d))) (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* 0 (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* 0 (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 (hypot (/ -1 c) (/ -1 d))) (* 1 (* 1 (* (/ 1 (/ 1 (- c))) (/ 1 (/ 1 (- b))))))) (* (- (/ 1 (hypot (/ -1 c) (/ -1 d)))) (* (/ 1 (/ 1 (- d))) (* (/ 1 (/ 1 (- a))) (* 1 1))))) into (- (/ (* b c) (hypot (/ -1 c) (/ -1 d))) (/ (* d a) (hypot (/ -1 c) (/ -1 d))))
* [misc]approximate:  Taking taylor expansion of (/ (/ (- (* b c) (* a d)) (hypot c d)) (hypot c d)) in (b c a d) around 0
* [misc]taylor:  Taking taylor expansion of (/ (/ (- (* b c) (* a d)) (hypot c d)) (hypot c d)) in d
* [misc]taylor:  Taking taylor expansion of (/ (- (* b c) (* a d)) (hypot c d)) in d
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in d
* [misc]taylor:  Taking taylor expansion of (* b c) in d
* [misc]taylor:  Taking taylor expansion of b in d
* [misc]backup-simplify:  Simplify b into b
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (* a d) in d
* [misc]taylor:  Taking taylor expansion of a in d
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (hypot c d) in d
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* b c) into (* b c)
* [misc]backup-simplify:  Simplify (* a 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ (* b c) 0) into (* b c)
* [misc]backup-simplify:  Simplify (/ (* b c) (hypot c d)) into (/ (* b c) (hypot c d))
* [misc]taylor:  Taking taylor expansion of (hypot c d) in d
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (/ (/ (* b c) (hypot c d)) (hypot c d)) into (/ (* b c) (sqr (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (/ (/ (- (* b c) (* a d)) (hypot c d)) (hypot c d)) in a
* [misc]taylor:  Taking taylor expansion of (/ (- (* b c) (* a d)) (hypot c d)) in a
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in a
* [misc]taylor:  Taking taylor expansion of (* b c) in a
* [misc]taylor:  Taking taylor expansion of b in a
* [misc]backup-simplify:  Simplify b into b
* [misc]taylor:  Taking taylor expansion of c in a
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (* a d) in a
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (hypot c d) in a
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* b c) into (* b c)
* [misc]backup-simplify:  Simplify (* 0 d) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ (* b c) 0) into (* b c)
* [misc]backup-simplify:  Simplify (/ (* b c) (hypot c d)) into (/ (* b c) (hypot c d))
* [misc]taylor:  Taking taylor expansion of (hypot c d) in a
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (/ (/ (* b c) (hypot c d)) (hypot c d)) into (/ (* b c) (sqr (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (/ (/ (- (* b c) (* a d)) (hypot c d)) (hypot c d)) in c
* [misc]taylor:  Taking taylor expansion of (/ (- (* b c) (* a d)) (hypot c d)) in c
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in c
* [misc]taylor:  Taking taylor expansion of (* b c) in c
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (* a d) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (hypot c d) in c
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* b 0) into 0
* [misc]backup-simplify:  Simplify (* a d) into (* d a)
* [misc]backup-simplify:  Simplify (- (* d a)) into (- (* d a))
* [misc]backup-simplify:  Simplify (+ 0 (- (* d a))) into (- (* d a))
* [misc]backup-simplify:  Simplify (/ (- (* d a)) (hypot c d)) into (* -1 (/ (* d a) (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (hypot c d) in c
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (/ (* -1 (/ (* d a) (hypot c d))) (hypot c d)) into (* -1 (/ (* d a) (sqr (hypot c d))))
* [misc]taylor:  Taking taylor expansion of (/ (/ (- (* b c) (* a d)) (hypot c d)) (hypot c d)) in b
* [misc]taylor:  Taking taylor expansion of (/ (- (* b c) (* a d)) (hypot c d)) in b
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in b
* [misc]taylor:  Taking taylor expansion of (* b c) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (* a d) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (hypot c d) in b
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* 0 c) into 0
* [misc]backup-simplify:  Simplify (* a d) into (* d a)
* [misc]backup-simplify:  Simplify (- (* d a)) into (- (* d a))
* [misc]backup-simplify:  Simplify (+ 0 (- (* d a))) into (- (* d a))
* [misc]backup-simplify:  Simplify (/ (- (* d a)) (hypot c d)) into (* -1 (/ (* d a) (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (hypot c d) in b
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (/ (* -1 (/ (* d a) (hypot c d))) (hypot c d)) into (* -1 (/ (* d a) (sqr (hypot c d))))
* [misc]taylor:  Taking taylor expansion of (/ (/ (- (* b c) (* a d)) (hypot c d)) (hypot c d)) in b
* [misc]taylor:  Taking taylor expansion of (/ (- (* b c) (* a d)) (hypot c d)) in b
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in b
* [misc]taylor:  Taking taylor expansion of (* b c) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (* a d) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (hypot c d) in b
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* 0 c) into 0
* [misc]backup-simplify:  Simplify (* a d) into (* d a)
* [misc]backup-simplify:  Simplify (- (* d a)) into (- (* d a))
* [misc]backup-simplify:  Simplify (+ 0 (- (* d a))) into (- (* d a))
* [misc]backup-simplify:  Simplify (/ (- (* d a)) (hypot c d)) into (* -1 (/ (* d a) (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (hypot c d) in b
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (/ (* -1 (/ (* d a) (hypot c d))) (hypot c d)) into (* -1 (/ (* d a) (sqr (hypot c d))))
* [misc]taylor:  Taking taylor expansion of (* -1 (/ (* d a) (sqr (hypot c d)))) in c
* [misc]taylor:  Taking taylor expansion of -1 in c
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]taylor:  Taking taylor expansion of (/ (* d a) (sqr (hypot c d))) in c
* [misc]taylor:  Taking taylor expansion of (* d a) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of (sqr (hypot c d)) in c
* [misc]taylor:  Taking taylor expansion of (hypot c d) in c
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* d a) into (* d a)
* [misc]backup-simplify:  Simplify (* (hypot c d) (hypot c d)) into (sqr (hypot c d))
* [misc]backup-simplify:  Simplify (/ (* d a) (sqr (hypot c d))) into (/ (* d a) (sqr (hypot c d)))
* [misc]backup-simplify:  Simplify (* -1 (/ (* d a) (sqr (hypot c d)))) into (* -1 (/ (* d a) (sqr (hypot c d))))
* [misc]taylor:  Taking taylor expansion of (* -1 (/ (* d a) (sqr (hypot c d)))) in a
* [misc]taylor:  Taking taylor expansion of -1 in a
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]taylor:  Taking taylor expansion of (/ (* d a) (sqr (hypot c d))) in a
* [misc]taylor:  Taking taylor expansion of (* d a) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (sqr (hypot c d)) in a
* [misc]taylor:  Taking taylor expansion of (hypot c d) in a
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* d 0) into 0
* [misc]backup-simplify:  Simplify (+ (* d 1) (* 0 0)) into d
* [misc]backup-simplify:  Simplify (* (hypot c d) (hypot c d)) into (sqr (hypot c d))
* [misc]backup-simplify:  Simplify (/ d (sqr (hypot c d))) into (/ d (sqr (hypot c d)))
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 c)) into c
* [misc]backup-simplify:  Simplify (+ (* a 0) (* 0 d)) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ c 0) into c
* [misc]backup-simplify:  Simplify (- (/ c (hypot c d)) (+ (* (* -1 (/ (* d a) (hypot c d))) (/ 0 (hypot c d))))) into (/ c (hypot c d))
* [misc]backup-simplify:  Simplify (- (/ (/ c (hypot c d)) (hypot c d)) (+ (* (* -1 (/ (* d a) (sqr (hypot c d)))) (/ 0 (hypot c d))))) into (/ c (sqr (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (/ c (sqr (hypot c d))) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (sqr (hypot c d)) in c
* [misc]taylor:  Taking taylor expansion of (hypot c d) in c
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* (hypot c d) (hypot c d)) into (sqr (hypot c d))
* [misc]backup-simplify:  Simplify (/ 1 (sqr (hypot c d))) into (/ 1 (sqr (hypot c d)))
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 a)) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot c d) 0) (* 0 (hypot c d))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (sqr (hypot c d))) (+ (* (/ (* d a) (sqr (hypot c d))) (/ 0 (sqr (hypot c d)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (* 0 (/ (* d a) (sqr (hypot c d))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (* -1 (/ d (sqr (hypot c d)))) into (* -1 (/ d (sqr (hypot c d))))
* [misc]taylor:  Taking taylor expansion of (* -1 (/ d (sqr (hypot c d)))) in d
* [misc]taylor:  Taking taylor expansion of -1 in d
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]taylor:  Taking taylor expansion of (/ d (sqr (hypot c d))) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (sqr (hypot c d)) in d
* [misc]taylor:  Taking taylor expansion of (hypot c d) in d
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* (hypot c d) (hypot c d)) into (sqr (hypot c d))
* [misc]backup-simplify:  Simplify (/ 1 (sqr (hypot c d))) into (/ 1 (sqr (hypot c d)))
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 c))) into 0
* [misc]backup-simplify:  Simplify (+ (* a 0) (+ (* 0 0) (* 0 d))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot c d)) (+ (* (* -1 (/ (* d a) (hypot c d))) (/ 0 (hypot c d))) (* (/ c (hypot c d)) (/ 0 (hypot c d))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot c d)) (+ (* (* -1 (/ (* d a) (sqr (hypot c d)))) (/ 0 (hypot c d))) (* (/ c (sqr (hypot c d))) (/ 0 (hypot c d))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr (hypot c d))) in a
* [misc]taylor:  Taking taylor expansion of (sqr (hypot c d)) in a
* [misc]taylor:  Taking taylor expansion of (hypot c d) in a
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* (hypot c d) (hypot c d)) into (sqr (hypot c d))
* [misc]backup-simplify:  Simplify (/ 1 (sqr (hypot c d))) into (/ 1 (sqr (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr (hypot c d))) in d
* [misc]taylor:  Taking taylor expansion of (sqr (hypot c d)) in d
* [misc]taylor:  Taking taylor expansion of (hypot c d) in d
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* (hypot c d) (hypot c d)) into (sqr (hypot c d))
* [misc]backup-simplify:  Simplify (/ 1 (sqr (hypot c d))) into (/ 1 (sqr (hypot c d)))
* [misc]backup-simplify:  Simplify (/ 1 (sqr (hypot c d))) into (/ 1 (sqr (hypot c d)))
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (* 0 a))) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot c d) 0) (+ (* 0 0) (* 0 (hypot c d)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (sqr (hypot c d))) (+ (* (/ (* d a) (sqr (hypot c d))) (/ 0 (sqr (hypot c d)))) (* 0 (/ 0 (sqr (hypot c d)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (* 0 (/ (* d a) (sqr (hypot c d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot c d) 0) (* 0 (hypot c d))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (sqr (hypot c d))) (+ (* (/ d (sqr (hypot c d))) (/ 0 (sqr (hypot c d)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (* 0 (/ d (sqr (hypot c d))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (* -1 (/ 1 (sqr (hypot c d)))) into (/ -1 (sqr (hypot c d)))
* [misc]backup-simplify:  Simplify (/ -1 (sqr (hypot c d))) into (/ -1 (sqr (hypot c d)))
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 c)))) into 0
* [misc]backup-simplify:  Simplify (+ (* a 0) (+ (* 0 0) (+ (* 0 0) (* 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot c d)) (+ (* (* -1 (/ (* d a) (hypot c d))) (/ 0 (hypot c d))) (* (/ c (hypot c d)) (/ 0 (hypot c d))) (* 0 (/ 0 (hypot c d))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot c d)) (+ (* (* -1 (/ (* d a) (sqr (hypot c d)))) (/ 0 (hypot c d))) (* (/ c (sqr (hypot c d))) (/ 0 (hypot c d))) (* 0 (/ 0 (hypot c d))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot c d) 0) (* 0 (hypot c d))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (sqr (hypot c d))) (+ (* (/ 1 (sqr (hypot c d))) (/ 0 (sqr (hypot c d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (+ (* 0 0) (* 0 a)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot c d) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (hypot c d))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (sqr (hypot c d))) (+ (* (/ (* d a) (sqr (hypot c d))) (/ 0 (sqr (hypot c d)))) (* 0 (/ 0 (sqr (hypot c d)))) (* 0 (/ 0 (sqr (hypot c d)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ (* d a) (sqr (hypot c d))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot c d) 0) (* 0 (hypot c d))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot c d))) (/ 0 (sqr (hypot c d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 (sqr (hypot c d))) (* d (* a (* 1 1)))) (* (/ 1 (sqr (hypot c d))) (* 1 (* 1 (* c b))))) into (- (/ (* b c) (sqr (hypot c d))) (/ (* d a) (sqr (hypot c d))))
* [misc]approximate:  Taking taylor expansion of (/ (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))) in (b c a d) around 0
* [misc]taylor:  Taking taylor expansion of (/ (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))) in d
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))) in d
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in d
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in d
* [misc]taylor:  Taking taylor expansion of b in d
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (/ 1 b) into (/ 1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in d
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in d
* [misc]taylor:  Taking taylor expansion of a in d
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (/ 1 a) into (/ 1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in d
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (* (/ 1 a) 1) into (/ 1 a)
* [misc]backup-simplify:  Simplify (- (/ 1 a)) into (- (/ 1 a))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 a))) into (- (/ 1 a))
* [misc]backup-simplify:  Simplify (/ (- (/ 1 a)) (hypot (/ 1 c) (/ 1 d))) into (/ -1 (* (hypot (/ 1 c) (/ 1 d)) a))
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in d
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (/ (/ -1 (* (hypot (/ 1 c) (/ 1 d)) a)) (hypot (/ 1 c) (/ 1 d))) into (/ -1 (* (sqr (hypot (/ 1 c) (/ 1 d))) a))
* [misc]taylor:  Taking taylor expansion of (/ (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))) in a
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))) in a
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in a
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in a
* [misc]taylor:  Taking taylor expansion of b in a
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (/ 1 b) into (/ 1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in a
* [misc]taylor:  Taking taylor expansion of c in a
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in a
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in a
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (* 1 (/ 1 d)) into (/ 1 d)
* [misc]backup-simplify:  Simplify (- (/ 1 d)) into (- (/ 1 d))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 d))) into (- (/ 1 d))
* [misc]backup-simplify:  Simplify (/ (- (/ 1 d)) (hypot (/ 1 c) (/ 1 d))) into (/ -1 (* (hypot (/ 1 c) (/ 1 d)) d))
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in a
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (/ (/ -1 (* (hypot (/ 1 c) (/ 1 d)) d)) (hypot (/ 1 c) (/ 1 d))) into (/ -1 (* (sqr (hypot (/ 1 c) (/ 1 d))) d))
* [misc]taylor:  Taking taylor expansion of (/ (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))) in c
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))) in c
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in c
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in c
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (/ 1 b) into (/ 1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (/ 1 a) into (/ 1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in c
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (* (/ 1 b) 1) into (/ 1 b)
* [misc]backup-simplify:  Simplify (+ (/ 1 b) 0) into (/ 1 b)
* [misc]backup-simplify:  Simplify (/ (/ 1 b) (hypot (/ 1 c) (/ 1 d))) into (/ 1 (* (hypot (/ 1 c) (/ 1 d)) b))
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in c
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (/ (/ 1 (* (hypot (/ 1 c) (/ 1 d)) b)) (hypot (/ 1 c) (/ 1 d))) into (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) b))
* [misc]taylor:  Taking taylor expansion of (/ (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))) in b
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))) in b
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (/ 1 a) into (/ 1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in b
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (* 1 (/ 1 c)) into (/ 1 c)
* [misc]backup-simplify:  Simplify (+ (/ 1 c) 0) into (/ 1 c)
* [misc]backup-simplify:  Simplify (/ (/ 1 c) (hypot (/ 1 c) (/ 1 d))) into (/ 1 (* (hypot (/ 1 c) (/ 1 d)) c))
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in b
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (/ (/ 1 (* (hypot (/ 1 c) (/ 1 d)) c)) (hypot (/ 1 c) (/ 1 d))) into (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) c))
* [misc]taylor:  Taking taylor expansion of (/ (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))) in b
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))) in b
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (/ 1 a) into (/ 1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in b
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (* 1 (/ 1 c)) into (/ 1 c)
* [misc]backup-simplify:  Simplify (+ (/ 1 c) 0) into (/ 1 c)
* [misc]backup-simplify:  Simplify (/ (/ 1 c) (hypot (/ 1 c) (/ 1 d))) into (/ 1 (* (hypot (/ 1 c) (/ 1 d)) c))
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in b
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (/ (/ 1 (* (hypot (/ 1 c) (/ 1 d)) c)) (hypot (/ 1 c) (/ 1 d))) into (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) c))
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) c)) in c
* [misc]taylor:  Taking taylor expansion of (* (sqr (hypot (/ 1 c) (/ 1 d))) c) in c
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ 1 c) (/ 1 d))) in c
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in c
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* (hypot (/ 1 c) (/ 1 d)) (hypot (/ 1 c) (/ 1 d))) into (sqr (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (* (sqr (hypot (/ 1 c) (/ 1 d))) 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (* 0 (hypot (/ 1 c) (/ 1 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (hypot (/ 1 c) (/ 1 d))) 1) (* 0 0)) into (sqr (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) into (/ 1 (sqr (hypot (/ 1 c) (/ 1 d))))
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) in a
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ 1 c) (/ 1 d))) in a
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in a
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (* (hypot (/ 1 c) (/ 1 d)) (hypot (/ 1 c) (/ 1 d))) into (sqr (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) into (/ 1 (sqr (hypot (/ 1 c) (/ 1 d))))
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 c) (/ 0 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 (/ 1 c))) into 0
* [misc]backup-simplify:  Simplify (* (/ 1 a) (/ 1 d)) into (/ 1 (* d a))
* [misc]backup-simplify:  Simplify (- (/ 1 (* d a))) into (- (/ 1 (* d a)))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 (* d a)))) into (- (/ 1 (* d a)))
* [misc]backup-simplify:  Simplify (- (/ (- (/ 1 (* d a))) (hypot (/ 1 c) (/ 1 d))) (+ (* (/ 1 (* (hypot (/ 1 c) (/ 1 d)) c)) (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into (- (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a))))
* [misc]backup-simplify:  Simplify (- (/ (- (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a)))) (hypot (/ 1 c) (/ 1 d))) (+ (* (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) c)) (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into (- (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a))))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a)))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a))) in c
* [misc]taylor:  Taking taylor expansion of (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a)) in c
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ 1 c) (/ 1 d))) in c
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in c
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]taylor:  Taking taylor expansion of (* d a) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (* (hypot (/ 1 c) (/ 1 d)) (hypot (/ 1 c) (/ 1 d))) into (sqr (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (* d a) into (* d a)
* [misc]backup-simplify:  Simplify (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a)) into (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a))
* [misc]backup-simplify:  Simplify (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a))) into (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a)))
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (* 0 (hypot (/ 1 c) (/ 1 d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (hypot (/ 1 c) (/ 1 d))) 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) in d
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ 1 c) (/ 1 d))) in d
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in d
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (* (hypot (/ 1 c) (/ 1 d)) (hypot (/ 1 c) (/ 1 d))) into (sqr (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) into (/ 1 (sqr (hypot (/ 1 c) (/ 1 d))))
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 c) (/ 0 c)) (* 0 (/ 0 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 (/ 1 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 a) (/ 0 a)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 a) 0) (* 0 (/ 1 d))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot (/ 1 c) (/ 1 d))) (+ (* (/ 1 (* (hypot (/ 1 c) (/ 1 d)) c)) (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* (- (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a)))) (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot (/ 1 c) (/ 1 d))) (+ (* (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) c)) (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* (- (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a)))) (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a)))) into (- (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a))))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a)))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a))) in a
* [misc]taylor:  Taking taylor expansion of (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a)) in a
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ 1 c) (/ 1 d))) in a
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in a
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]taylor:  Taking taylor expansion of (* d a) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* (hypot (/ 1 c) (/ 1 d)) (hypot (/ 1 c) (/ 1 d))) into (sqr (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (* d 0) into 0
* [misc]backup-simplify:  Simplify (* (sqr (hypot (/ 1 c) (/ 1 d))) 0) into 0
* [misc]backup-simplify:  Simplify (+ (* d 1) (* 0 0)) into d
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (* 0 (hypot (/ 1 c) (/ 1 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (hypot (/ 1 c) (/ 1 d))) d) (* 0 0)) into (* (sqr (hypot (/ 1 c) (/ 1 d))) d)
* [misc]backup-simplify:  Simplify (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) d)) into (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) d))
* [misc]backup-simplify:  Simplify (- (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) d))) into (- (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) d)))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) d))) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) d)) in d
* [misc]taylor:  Taking taylor expansion of (* (sqr (hypot (/ 1 c) (/ 1 d))) d) in d
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ 1 c) (/ 1 d))) in d
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in d
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* (hypot (/ 1 c) (/ 1 d)) (hypot (/ 1 c) (/ 1 d))) into (sqr (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (* (sqr (hypot (/ 1 c) (/ 1 d))) 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (* 0 (hypot (/ 1 c) (/ 1 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (hypot (/ 1 c) (/ 1 d))) 1) (* 0 0)) into (sqr (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) into (/ 1 (sqr (hypot (/ 1 c) (/ 1 d))))
* [misc]backup-simplify:  Simplify (- (/ 1 (sqr (hypot (/ 1 c) (/ 1 d))))) into (- (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))))
* [misc]backup-simplify:  Simplify (- (/ 1 (sqr (hypot (/ 1 c) (/ 1 d))))) into (- (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))))
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (hypot (/ 1 c) (/ 1 d))) 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))) (* 0 (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (* 0 (hypot (/ 1 c) (/ 1 d)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) into (/ 1 (sqr (hypot (/ 1 c) (/ 1 d))))
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 c) (/ 0 c)) (* 0 (/ 0 c)) (* 0 (/ 0 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 c))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)) (* 0 (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 a) (/ 0 a)) (* 0 (/ 0 a)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 a) 0) (+ (* 0 0) (* 0 (/ 1 d)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot (/ 1 c) (/ 1 d))) (+ (* (/ 1 (* (hypot (/ 1 c) (/ 1 d)) c)) (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* (- (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a)))) (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* 0 (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot (/ 1 c) (/ 1 d))) (+ (* (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) c)) (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* (- (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a)))) (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* 0 (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 a)) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (* 0 (hypot (/ 1 c) (/ 1 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (hypot (/ 1 c) (/ 1 d))) 0) (* 0 (* d a))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a))) (/ 0 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a)))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (hypot (/ 1 c) (/ 1 d))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (hypot (/ 1 c) (/ 1 d))) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))) (* 0 (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))) (* 0 (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (* 0 (hypot (/ 1 c) (/ 1 d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (hypot (/ 1 c) (/ 1 d))) 0) (+ (* 0 d) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) d)) (/ 0 (* (sqr (hypot (/ 1 c) (/ 1 d))) d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (* 0 (hypot (/ 1 c) (/ 1 d))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))) (* 0 (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (* 0 (hypot (/ 1 c) (/ 1 d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (hypot (/ 1 c) (/ 1 d))) 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (* 0 (hypot (/ 1 c) (/ 1 d)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 c) (/ 0 c)) (* 0 (/ 0 c)) (* 0 (/ 0 c)) (* 0 (/ 0 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 c)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)) (* 0 (/ 0 d)) (* 0 (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 a) (/ 0 a)) (* 0 (/ 0 a)) (* 0 (/ 0 a)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 a) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot (/ 1 c) (/ 1 d))) (+ (* (/ 1 (* (hypot (/ 1 c) (/ 1 d)) c)) (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* (- (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a)))) (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* 0 (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* 0 (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot (/ 1 c) (/ 1 d))) (+ (* (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) c)) (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* (- (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a)))) (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* 0 (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* 0 (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (* 0 a))) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (* 0 (hypot (/ 1 c) (/ 1 d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (hypot (/ 1 c) (/ 1 d))) 0) (+ (* 0 0) (* 0 (* d a)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a))) (/ 0 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a)))) (* 0 (/ 0 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a)))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (hypot (/ 1 c) (/ 1 d)))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (hypot (/ 1 c) (/ 1 d))) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))) (* 0 (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))) (* 0 (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))) (* 0 (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (hypot (/ 1 c) (/ 1 d))) 0) (+ (* 0 0) (+ (* 0 d) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) d)) (/ 0 (* (sqr (hypot (/ 1 c) (/ 1 d))) d))) (* 0 (/ 0 (* (sqr (hypot (/ 1 c) (/ 1 d))) d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))) (* 0 (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))) (* 0 (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) (* 1 (* 1 (* (/ 1 (/ 1 c)) (/ 1 (/ 1 b)))))) (* (- (/ 1 (sqr (hypot (/ 1 c) (/ 1 d))))) (* (/ 1 (/ 1 d)) (* (/ 1 (/ 1 a)) (* 1 1))))) into (- (/ (* b c) (sqr (hypot (/ 1 c) (/ 1 d)))) (/ (* d a) (sqr (hypot (/ 1 c) (/ 1 d)))))
* [misc]approximate:  Taking taylor expansion of (/ (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))) in (b c a d) around 0
* [misc]taylor:  Taking taylor expansion of (/ (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))) in d
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))) in d
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in d
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in d
* [misc]taylor:  Taking taylor expansion of (- b) in d
* [misc]taylor:  Taking taylor expansion of b in d
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (/ 1 (- b)) into (/ -1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in d
* [misc]taylor:  Taking taylor expansion of (- c) in d
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in d
* [misc]taylor:  Taking taylor expansion of (- a) in d
* [misc]taylor:  Taking taylor expansion of a in d
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (/ 1 (- a)) into (/ -1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in d
* [misc]taylor:  Taking taylor expansion of (- d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in d
* [misc]backup-simplify:  Simplify (hypot (/ 1 (- c)) (/ 1 (- d))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* (/ -1 a) -1) into (/ 1 a)
* [misc]backup-simplify:  Simplify (- (/ 1 a)) into (- (/ 1 a))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 a))) into (- (/ 1 a))
* [misc]backup-simplify:  Simplify (/ (- (/ 1 a)) (hypot (/ -1 c) (/ -1 d))) into (/ -1 (* a (hypot (/ -1 c) (/ -1 d))))
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in d
* [misc]backup-simplify:  Simplify (hypot (/ 1 (- c)) (/ 1 (- d))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (/ (/ -1 (* a (hypot (/ -1 c) (/ -1 d)))) (hypot (/ -1 c) (/ -1 d))) into (/ -1 (* a (sqr (hypot (/ -1 c) (/ -1 d)))))
* [misc]taylor:  Taking taylor expansion of (/ (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))) in a
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))) in a
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in a
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in a
* [misc]taylor:  Taking taylor expansion of (- b) in a
* [misc]taylor:  Taking taylor expansion of b in a
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (/ 1 (- b)) into (/ -1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in a
* [misc]taylor:  Taking taylor expansion of (- c) in a
* [misc]taylor:  Taking taylor expansion of c in a
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in a
* [misc]taylor:  Taking taylor expansion of (- a) in a
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in a
* [misc]taylor:  Taking taylor expansion of (- d) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in a
* [misc]backup-simplify:  Simplify (hypot (/ 1 (- c)) (/ 1 (- d))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* -1 (/ -1 d)) into (/ 1 d)
* [misc]backup-simplify:  Simplify (- (/ 1 d)) into (- (/ 1 d))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 d))) into (- (/ 1 d))
* [misc]backup-simplify:  Simplify (/ (- (/ 1 d)) (hypot (/ -1 c) (/ -1 d))) into (/ -1 (* d (hypot (/ -1 c) (/ -1 d))))
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in a
* [misc]backup-simplify:  Simplify (hypot (/ 1 (- c)) (/ 1 (- d))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (/ (/ -1 (* d (hypot (/ -1 c) (/ -1 d)))) (hypot (/ -1 c) (/ -1 d))) into (/ -1 (* d (sqr (hypot (/ -1 c) (/ -1 d)))))
* [misc]taylor:  Taking taylor expansion of (/ (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))) in c
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))) in c
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in c
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in c
* [misc]taylor:  Taking taylor expansion of (- b) in c
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (/ 1 (- b)) into (/ -1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in c
* [misc]taylor:  Taking taylor expansion of (- c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in c
* [misc]taylor:  Taking taylor expansion of (- a) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (/ 1 (- a)) into (/ -1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in c
* [misc]taylor:  Taking taylor expansion of (- d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in c
* [misc]backup-simplify:  Simplify (hypot (/ 1 (- c)) (/ 1 (- d))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* (/ -1 b) -1) into (/ 1 b)
* [misc]backup-simplify:  Simplify (+ (/ 1 b) 0) into (/ 1 b)
* [misc]backup-simplify:  Simplify (/ (/ 1 b) (hypot (/ -1 c) (/ -1 d))) into (/ 1 (* b (hypot (/ -1 c) (/ -1 d))))
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in c
* [misc]backup-simplify:  Simplify (hypot (/ 1 (- c)) (/ 1 (- d))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (/ (/ 1 (* b (hypot (/ -1 c) (/ -1 d)))) (hypot (/ -1 c) (/ -1 d))) into (/ 1 (* b (sqr (hypot (/ -1 c) (/ -1 d)))))
* [misc]taylor:  Taking taylor expansion of (/ (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))) in b
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))) in b
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in b
* [misc]taylor:  Taking taylor expansion of (- b) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in b
* [misc]taylor:  Taking taylor expansion of (- c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in b
* [misc]taylor:  Taking taylor expansion of (- a) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (/ 1 (- a)) into (/ -1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in b
* [misc]taylor:  Taking taylor expansion of (- d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in b
* [misc]backup-simplify:  Simplify (hypot (/ 1 (- c)) (/ 1 (- d))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* -1 (/ -1 c)) into (/ 1 c)
* [misc]backup-simplify:  Simplify (+ (/ 1 c) 0) into (/ 1 c)
* [misc]backup-simplify:  Simplify (/ (/ 1 c) (hypot (/ -1 c) (/ -1 d))) into (/ 1 (* c (hypot (/ -1 c) (/ -1 d))))
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in b
* [misc]backup-simplify:  Simplify (hypot (/ 1 (- c)) (/ 1 (- d))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (/ (/ 1 (* c (hypot (/ -1 c) (/ -1 d)))) (hypot (/ -1 c) (/ -1 d))) into (/ 1 (* c (sqr (hypot (/ -1 c) (/ -1 d)))))
* [misc]taylor:  Taking taylor expansion of (/ (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))) in b
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))) in b
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in b
* [misc]taylor:  Taking taylor expansion of (- b) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in b
* [misc]taylor:  Taking taylor expansion of (- c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in b
* [misc]taylor:  Taking taylor expansion of (- a) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (/ 1 (- a)) into (/ -1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in b
* [misc]taylor:  Taking taylor expansion of (- d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in b
* [misc]backup-simplify:  Simplify (hypot (/ 1 (- c)) (/ 1 (- d))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* -1 (/ -1 c)) into (/ 1 c)
* [misc]backup-simplify:  Simplify (+ (/ 1 c) 0) into (/ 1 c)
* [misc]backup-simplify:  Simplify (/ (/ 1 c) (hypot (/ -1 c) (/ -1 d))) into (/ 1 (* c (hypot (/ -1 c) (/ -1 d))))
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in b
* [misc]backup-simplify:  Simplify (hypot (/ 1 (- c)) (/ 1 (- d))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (/ (/ 1 (* c (hypot (/ -1 c) (/ -1 d)))) (hypot (/ -1 c) (/ -1 d))) into (/ 1 (* c (sqr (hypot (/ -1 c) (/ -1 d)))))
* [misc]taylor:  Taking taylor expansion of (/ 1 (* c (sqr (hypot (/ -1 c) (/ -1 d))))) in c
* [misc]taylor:  Taking taylor expansion of (* c (sqr (hypot (/ -1 c) (/ -1 d)))) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ -1 c) (/ -1 d))) in c
* [misc]taylor:  Taking taylor expansion of (hypot (/ -1 c) (/ -1 d)) in c
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* (hypot (/ -1 c) (/ -1 d)) (hypot (/ -1 c) (/ -1 d))) into (sqr (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (* 0 (sqr (hypot (/ -1 c) (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (* 0 (hypot (/ -1 c) (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 (sqr (hypot (/ -1 c) (/ -1 d))))) into (sqr (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) into (/ 1 (sqr (hypot (/ -1 c) (/ -1 d))))
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) in a
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ -1 c) (/ -1 d))) in a
* [misc]taylor:  Taking taylor expansion of (hypot (/ -1 c) (/ -1 d)) in a
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* (hypot (/ -1 c) (/ -1 d)) (hypot (/ -1 c) (/ -1 d))) into (sqr (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) into (/ 1 (sqr (hypot (/ -1 c) (/ -1 d))))
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 c) (/ 0 (- c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (* 0 (/ -1 c))) into 0
* [misc]backup-simplify:  Simplify (* (/ -1 a) (/ -1 d)) into (/ 1 (* d a))
* [misc]backup-simplify:  Simplify (- (/ 1 (* d a))) into (- (/ 1 (* d a)))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 (* d a)))) into (- (/ 1 (* d a)))
* [misc]backup-simplify:  Simplify (- (/ (- (/ 1 (* d a))) (hypot (/ -1 c) (/ -1 d))) (+ (* (/ 1 (* c (hypot (/ -1 c) (/ -1 d)))) (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into (- (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d))))))
* [misc]backup-simplify:  Simplify (- (/ (- (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d)))))) (hypot (/ -1 c) (/ -1 d))) (+ (* (/ 1 (* c (sqr (hypot (/ -1 c) (/ -1 d))))) (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into (- (/ 1 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d)))))))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d))))))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d)))))) in c
* [misc]taylor:  Taking taylor expansion of (* d (* a (sqr (hypot (/ -1 c) (/ -1 d))))) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (* a (sqr (hypot (/ -1 c) (/ -1 d)))) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ -1 c) (/ -1 d))) in c
* [misc]taylor:  Taking taylor expansion of (hypot (/ -1 c) (/ -1 d)) in c
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* (hypot (/ -1 c) (/ -1 d)) (hypot (/ -1 c) (/ -1 d))) into (sqr (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (* a (sqr (hypot (/ -1 c) (/ -1 d)))) into (* a (sqr (hypot (/ -1 c) (/ -1 d))))
* [misc]backup-simplify:  Simplify (* d (* a (sqr (hypot (/ -1 c) (/ -1 d))))) into (* d (* a (sqr (hypot (/ -1 c) (/ -1 d)))))
* [misc]backup-simplify:  Simplify (/ 1 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d)))))) into (/ 1 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d))))))
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 (sqr (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) in d
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ -1 c) (/ -1 d))) in d
* [misc]taylor:  Taking taylor expansion of (hypot (/ -1 c) (/ -1 d)) in d
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* (hypot (/ -1 c) (/ -1 d)) (hypot (/ -1 c) (/ -1 d))) into (sqr (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) into (/ 1 (sqr (hypot (/ -1 c) (/ -1 d))))
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 c) (/ 0 (- c))) (* 0 (/ 0 (- c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (* 0 (/ -1 c)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d) (/ 0 (- d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 a) (/ 0 (- a))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 a) 0) (* 0 (/ -1 d))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot (/ -1 c) (/ -1 d))) (+ (* (/ 1 (* c (hypot (/ -1 c) (/ -1 d)))) (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* (- (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d)))))) (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot (/ -1 c) (/ -1 d))) (+ (* (/ 1 (* c (sqr (hypot (/ -1 c) (/ -1 d))))) (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* (- (/ 1 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d))))))) (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 1 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d))))))) into (- (/ 1 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d)))))))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d))))))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d)))))) in a
* [misc]taylor:  Taking taylor expansion of (* d (* a (sqr (hypot (/ -1 c) (/ -1 d))))) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (* a (sqr (hypot (/ -1 c) (/ -1 d)))) in a
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ -1 c) (/ -1 d))) in a
* [misc]taylor:  Taking taylor expansion of (hypot (/ -1 c) (/ -1 d)) in a
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* (hypot (/ -1 c) (/ -1 d)) (hypot (/ -1 c) (/ -1 d))) into (sqr (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (* 0 (sqr (hypot (/ -1 c) (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (* d 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (* 0 (hypot (/ -1 c) (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 (sqr (hypot (/ -1 c) (/ -1 d))))) into (sqr (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (+ (* d (sqr (hypot (/ -1 c) (/ -1 d)))) (* 0 0)) into (* d (sqr (hypot (/ -1 c) (/ -1 d))))
* [misc]backup-simplify:  Simplify (/ 1 (* d (sqr (hypot (/ -1 c) (/ -1 d))))) into (/ 1 (* d (sqr (hypot (/ -1 c) (/ -1 d)))))
* [misc]backup-simplify:  Simplify (- (/ 1 (* d (sqr (hypot (/ -1 c) (/ -1 d)))))) into (- (/ 1 (* d (sqr (hypot (/ -1 c) (/ -1 d))))))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* d (sqr (hypot (/ -1 c) (/ -1 d)))))) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d (sqr (hypot (/ -1 c) (/ -1 d))))) in d
* [misc]taylor:  Taking taylor expansion of (* d (sqr (hypot (/ -1 c) (/ -1 d)))) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ -1 c) (/ -1 d))) in d
* [misc]taylor:  Taking taylor expansion of (hypot (/ -1 c) (/ -1 d)) in d
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* (hypot (/ -1 c) (/ -1 d)) (hypot (/ -1 c) (/ -1 d))) into (sqr (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (* 0 (sqr (hypot (/ -1 c) (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (* 0 (hypot (/ -1 c) (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 (sqr (hypot (/ -1 c) (/ -1 d))))) into (sqr (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) into (/ 1 (sqr (hypot (/ -1 c) (/ -1 d))))
* [misc]backup-simplify:  Simplify (- (/ 1 (sqr (hypot (/ -1 c) (/ -1 d))))) into (- (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))))
* [misc]backup-simplify:  Simplify (- (/ 1 (sqr (hypot (/ -1 c) (/ -1 d))))) into (- (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))))
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 (sqr (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))) (* 0 (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (* 0 (hypot (/ -1 c) (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) into (/ 1 (sqr (hypot (/ -1 c) (/ -1 d))))
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 c) (/ 0 (- c))) (* 0 (/ 0 (- c))) (* 0 (/ 0 (- c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ -1 c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d) (/ 0 (- d))) (* 0 (/ 0 (- d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 a) (/ 0 (- a))) (* 0 (/ 0 (- a))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 a) 0) (+ (* 0 0) (* 0 (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot (/ -1 c) (/ -1 d))) (+ (* (/ 1 (* c (hypot (/ -1 c) (/ -1 d)))) (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* (- (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d)))))) (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* 0 (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot (/ -1 c) (/ -1 d))) (+ (* (/ 1 (* c (sqr (hypot (/ -1 c) (/ -1 d))))) (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* (- (/ 1 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d))))))) (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* 0 (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (* 0 (hypot (/ -1 c) (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* a 0) (* 0 (sqr (hypot (/ -1 c) (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 (* a (sqr (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d)))))) (/ 0 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d))))))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (sqr (hypot (/ -1 c) (/ -1 d)))))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))) (* 0 (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))) (* 0 (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 (sqr (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 (sqr (hypot (/ -1 c) (/ -1 d)))) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d (sqr (hypot (/ -1 c) (/ -1 d))))) (/ 0 (* d (sqr (hypot (/ -1 c) (/ -1 d)))))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))) (* 0 (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 (sqr (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (* 0 (hypot (/ -1 c) (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 c) (/ 0 (- c))) (* 0 (/ 0 (- c))) (* 0 (/ 0 (- c))) (* 0 (/ 0 (- c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ -1 c)))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d) (/ 0 (- d))) (* 0 (/ 0 (- d))) (* 0 (/ 0 (- d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 a) (/ 0 (- a))) (* 0 (/ 0 (- a))) (* 0 (/ 0 (- a))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 a) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot (/ -1 c) (/ -1 d))) (+ (* (/ 1 (* c (hypot (/ -1 c) (/ -1 d)))) (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* (- (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d)))))) (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* 0 (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* 0 (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot (/ -1 c) (/ -1 d))) (+ (* (/ 1 (* c (sqr (hypot (/ -1 c) (/ -1 d))))) (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* (- (/ 1 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d))))))) (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* 0 (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* 0 (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* a 0) (+ (* 0 0) (* 0 (sqr (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (* 0 (* a (sqr (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d)))))) (/ 0 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d))))))) (* 0 (/ 0 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d))))))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d)))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (sqr (hypot (/ -1 c) (/ -1 d))))))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))) (* 0 (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))) (* 0 (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))) (* 0 (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 (sqr (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (+ (* 0 (sqr (hypot (/ -1 c) (/ -1 d)))) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d (sqr (hypot (/ -1 c) (/ -1 d))))) (/ 0 (* d (sqr (hypot (/ -1 c) (/ -1 d)))))) (* 0 (/ 0 (* d (sqr (hypot (/ -1 c) (/ -1 d)))))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))) (* 0 (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))) (* 0 (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) (* 1 (* 1 (* (/ 1 (/ 1 (- c))) (/ 1 (/ 1 (- b))))))) (* (- (/ 1 (sqr (hypot (/ -1 c) (/ -1 d))))) (* (/ 1 (/ 1 (- d))) (* (/ 1 (/ 1 (- a))) (* 1 1))))) into (- (/ (* b c) (sqr (hypot (/ -1 c) (/ -1 d)))) (/ (* d a) (sqr (hypot (/ -1 c) (/ -1 d)))))
* [misc]approximate:  Taking taylor expansion of (- (* b c) (* a d)) in (b c a d) around 0
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in d
* [misc]taylor:  Taking taylor expansion of (* b c) in d
* [misc]taylor:  Taking taylor expansion of b in d
* [misc]backup-simplify:  Simplify b into b
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (* a d) in d
* [misc]taylor:  Taking taylor expansion of a in d
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in a
* [misc]taylor:  Taking taylor expansion of (* b c) in a
* [misc]taylor:  Taking taylor expansion of b in a
* [misc]backup-simplify:  Simplify b into b
* [misc]taylor:  Taking taylor expansion of c in a
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (* a d) in a
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in c
* [misc]taylor:  Taking taylor expansion of (* b c) in c
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (* a d) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in b
* [misc]taylor:  Taking taylor expansion of (* b c) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (* a d) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in b
* [misc]taylor:  Taking taylor expansion of (* b c) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (* a d) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (* 0 c) into 0
* [misc]backup-simplify:  Simplify (* a d) into (* d a)
* [misc]backup-simplify:  Simplify (- (* d a)) into (- (* d a))
* [misc]backup-simplify:  Simplify (+ 0 (- (* d a))) into (- (* d a))
* [misc]taylor:  Taking taylor expansion of (- (* d a)) in c
* [misc]taylor:  Taking taylor expansion of (* d a) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (* d a) into (* d a)
* [misc]backup-simplify:  Simplify (- (* d a)) into (- (* d a))
* [misc]taylor:  Taking taylor expansion of (- (* d a)) in a
* [misc]taylor:  Taking taylor expansion of (* d a) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* d 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 c)) into c
* [misc]backup-simplify:  Simplify (+ (* a 0) (* 0 d)) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ c 0) into c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 a)) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 1) (* 0 0)) into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]taylor:  Taking taylor expansion of (- d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 c))) into 0
* [misc]backup-simplify:  Simplify (+ (* a 0) (+ (* 0 0) (* 0 d))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]approximate:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in (b c a d) around 0
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in d
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in d
* [misc]taylor:  Taking taylor expansion of b in d
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (/ 1 b) into (/ 1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in d
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in d
* [misc]taylor:  Taking taylor expansion of a in d
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (/ 1 a) into (/ 1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in a
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in a
* [misc]taylor:  Taking taylor expansion of b in a
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (/ 1 b) into (/ 1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in a
* [misc]taylor:  Taking taylor expansion of c in a
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in a
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in c
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in c
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (/ 1 b) into (/ 1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (/ 1 a) into (/ 1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (/ 1 a) into (/ 1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (/ 1 a) into (/ 1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]backup-simplify:  Simplify (* 1 (/ 1 c)) into (/ 1 c)
* [misc]backup-simplify:  Simplify (+ (/ 1 c) 0) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of 1 in a
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 c) (/ 0 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 (/ 1 c))) into 0
* [misc]backup-simplify:  Simplify (* (/ 1 a) (/ 1 d)) into (/ 1 (* d a))
* [misc]backup-simplify:  Simplify (- (/ 1 (* d a))) into (- (/ 1 (* d a)))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 (* d a)))) into (- (/ 1 (* d a)))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* d a))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d a)) in c
* [misc]taylor:  Taking taylor expansion of (* d a) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (* d a) into (* d a)
* [misc]backup-simplify:  Simplify (/ 1 (* d a)) into (/ 1 (* d a))
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 1 in d
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 c) (/ 0 c)) (* 0 (/ 0 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 (/ 1 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 a) (/ 0 a)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 a) 0) (* 0 (/ 1 d))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 1 (* d a))) into (- (/ 1 (* d a)))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* d a))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d a)) in a
* [misc]taylor:  Taking taylor expansion of (* d a) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* d 0) into 0
* [misc]backup-simplify:  Simplify (+ (* d 1) (* 0 0)) into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]backup-simplify:  Simplify (- (/ 1 d)) into (- (/ 1 d))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d)) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 c) (/ 0 c)) (* 0 (/ 0 c)) (* 0 (/ 0 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 c))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)) (* 0 (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 a) (/ 0 a)) (* 0 (/ 0 a)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 a) 0) (+ (* 0 0) (* 0 (/ 1 d)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 a)) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d a)) (/ 0 (* d a))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 c) (/ 0 c)) (* 0 (/ 0 c)) (* 0 (/ 0 c)) (* 0 (/ 0 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 c)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)) (* 0 (/ 0 d)) (* 0 (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 a) (/ 0 a)) (* 0 (/ 0 a)) (* 0 (/ 0 a)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 a) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (* 0 a))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d a)) (/ 0 (* d a))) (* 0 (/ 0 (* d a))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)) (* 0 (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 1 (* 1 (* 1 (* (/ 1 (/ 1 c)) (/ 1 (/ 1 b)))))) (* -1 (* (/ 1 (/ 1 d)) (* (/ 1 (/ 1 a)) (* 1 1))))) into (- (* b c) (* d a))
* [misc]approximate:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in (b c a d) around 0
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in d
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in d
* [misc]taylor:  Taking taylor expansion of (- b) in d
* [misc]taylor:  Taking taylor expansion of b in d
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (/ 1 (- b)) into (/ -1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in d
* [misc]taylor:  Taking taylor expansion of (- c) in d
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in d
* [misc]taylor:  Taking taylor expansion of (- a) in d
* [misc]taylor:  Taking taylor expansion of a in d
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (/ 1 (- a)) into (/ -1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in d
* [misc]taylor:  Taking taylor expansion of (- d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in a
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in a
* [misc]taylor:  Taking taylor expansion of (- b) in a
* [misc]taylor:  Taking taylor expansion of b in a
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (/ 1 (- b)) into (/ -1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in a
* [misc]taylor:  Taking taylor expansion of (- c) in a
* [misc]taylor:  Taking taylor expansion of c in a
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in a
* [misc]taylor:  Taking taylor expansion of (- a) in a
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in a
* [misc]taylor:  Taking taylor expansion of (- d) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in c
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in c
* [misc]taylor:  Taking taylor expansion of (- b) in c
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (/ 1 (- b)) into (/ -1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in c
* [misc]taylor:  Taking taylor expansion of (- c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in c
* [misc]taylor:  Taking taylor expansion of (- a) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (/ 1 (- a)) into (/ -1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in c
* [misc]taylor:  Taking taylor expansion of (- d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in b
* [misc]taylor:  Taking taylor expansion of (- b) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in b
* [misc]taylor:  Taking taylor expansion of (- c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in b
* [misc]taylor:  Taking taylor expansion of (- a) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (/ 1 (- a)) into (/ -1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in b
* [misc]taylor:  Taking taylor expansion of (- d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in b
* [misc]taylor:  Taking taylor expansion of (- b) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in b
* [misc]taylor:  Taking taylor expansion of (- c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in b
* [misc]taylor:  Taking taylor expansion of (- a) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (/ 1 (- a)) into (/ -1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in b
* [misc]taylor:  Taking taylor expansion of (- d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]backup-simplify:  Simplify (* -1 (/ -1 c)) into (/ 1 c)
* [misc]backup-simplify:  Simplify (+ (/ 1 c) 0) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of 1 in a
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 c) (/ 0 (- c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (* 0 (/ -1 c))) into 0
* [misc]backup-simplify:  Simplify (* (/ -1 a) (/ -1 d)) into (/ 1 (* d a))
* [misc]backup-simplify:  Simplify (- (/ 1 (* d a))) into (- (/ 1 (* d a)))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 (* d a)))) into (- (/ 1 (* d a)))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* d a))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d a)) in c
* [misc]taylor:  Taking taylor expansion of (* d a) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (* d a) into (* d a)
* [misc]backup-simplify:  Simplify (/ 1 (* d a)) into (/ 1 (* d a))
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 1 in d
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 c) (/ 0 (- c))) (* 0 (/ 0 (- c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (* 0 (/ -1 c)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d) (/ 0 (- d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 a) (/ 0 (- a))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 a) 0) (* 0 (/ -1 d))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 1 (* d a))) into (- (/ 1 (* d a)))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* d a))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d a)) in a
* [misc]taylor:  Taking taylor expansion of (* d a) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* d 0) into 0
* [misc]backup-simplify:  Simplify (+ (* d 1) (* 0 0)) into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]backup-simplify:  Simplify (- (/ 1 d)) into (- (/ 1 d))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d)) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 c) (/ 0 (- c))) (* 0 (/ 0 (- c))) (* 0 (/ 0 (- c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ -1 c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d) (/ 0 (- d))) (* 0 (/ 0 (- d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 a) (/ 0 (- a))) (* 0 (/ 0 (- a))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 a) 0) (+ (* 0 0) (* 0 (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 a)) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d a)) (/ 0 (* d a))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 c) (/ 0 (- c))) (* 0 (/ 0 (- c))) (* 0 (/ 0 (- c))) (* 0 (/ 0 (- c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ -1 c)))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d) (/ 0 (- d))) (* 0 (/ 0 (- d))) (* 0 (/ 0 (- d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 a) (/ 0 (- a))) (* 0 (/ 0 (- a))) (* 0 (/ 0 (- a))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 a) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (* 0 a))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d a)) (/ 0 (* d a))) (* 0 (/ 0 (* d a))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)) (* 0 (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 1 (* 1 (* 1 (* (/ 1 (/ 1 (- c))) (/ 1 (/ 1 (- b))))))) (* -1 (* (/ 1 (/ 1 (- d))) (* (/ 1 (/ 1 (- a))) (* 1 1))))) into (- (* b c) (* d a))
* [misc]approximate:  Taking taylor expansion of (hypot c d) in (c d) around 0
* [misc]taylor:  Taking taylor expansion of (hypot c d) in d
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]taylor:  Taking taylor expansion of (hypot c d) in c
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]taylor:  Taking taylor expansion of (hypot c d) in c
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]taylor:  Taking taylor expansion of (hypot c d) in d
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]approximate:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in (c d) around 0
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in d
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in c
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in c
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in d
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]approximate:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in (c d) around 0
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in d
* [misc]backup-simplify:  Simplify (hypot (/ 1 (- c)) (/ 1 (- d))) into (hypot (/ -1 c) (/ -1 d))
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in c
* [misc]backup-simplify:  Simplify (hypot (/ 1 (- c)) (/ 1 (- d))) into (hypot (/ -1 c) (/ -1 d))
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in c
* [misc]backup-simplify:  Simplify (hypot (/ 1 (- c)) (/ 1 (- d))) into (hypot (/ -1 c) (/ -1 d))
* [misc]taylor:  Taking taylor expansion of (hypot (/ -1 c) (/ -1 d)) in d
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* * * [misc]progress:  tayloring alt 7 of 10
* * * [misc]progress:  tayloring alt 8 of 10
* [misc]approximate:  Taking taylor expansion of (sqr (/ (sqrt (- (* c b) (* d a))) (hypot c d))) in (c b d a) around 0
* [misc]taylor:  Taking taylor expansion of (sqr (/ (sqrt (- (* c b) (* d a))) (hypot c d))) in a
* [misc]taylor:  Taking taylor expansion of (/ (sqrt (- (* c b) (* d a))) (hypot c d)) in a
* [misc]taylor:  Taking taylor expansion of (sqrt (- (* c b) (* d a))) in a
* [misc]taylor:  Taking taylor expansion of (- (* c b) (* d a)) in a
* [misc]taylor:  Taking taylor expansion of (* c b) in a
* [misc]taylor:  Taking taylor expansion of c in a
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of b in a
* [misc]backup-simplify:  Simplify b into b
* [misc]taylor:  Taking taylor expansion of (* d a) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* c b) into (* b c)
* [misc]backup-simplify:  Simplify (* d 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ (* b c) 0) into (* b c)
* [misc]backup-simplify:  Simplify (sqrt (* b c)) into (sqrt (* b c))
* [misc]backup-simplify:  Simplify (+ (* c 0) (* 0 b)) into 0
* [misc]backup-simplify:  Simplify (+ (* d 1) (* 0 0)) into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (+ 0 (- d)) into (- d)
* [misc]backup-simplify:  Simplify (/ (- d) (* 2 (sqrt (* b c)))) into (* -1/2 (* (sqrt (/ 1 (* b c))) d))
* [misc]taylor:  Taking taylor expansion of (hypot c d) in a
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (/ (sqrt (* b c)) (hypot c d)) into (* (sqrt (* b c)) (/ 1 (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (sqr (/ (sqrt (- (* c b) (* d a))) (hypot c d))) in d
* [misc]taylor:  Taking taylor expansion of (/ (sqrt (- (* c b) (* d a))) (hypot c d)) in d
* [misc]taylor:  Taking taylor expansion of (sqrt (- (* c b) (* d a))) in d
* [misc]taylor:  Taking taylor expansion of (- (* c b) (* d a)) in d
* [misc]taylor:  Taking taylor expansion of (* c b) in d
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of b in d
* [misc]backup-simplify:  Simplify b into b
* [misc]taylor:  Taking taylor expansion of (* d a) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of a in d
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (* c b) into (* b c)
* [misc]backup-simplify:  Simplify (* 0 a) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ (* b c) 0) into (* b c)
* [misc]backup-simplify:  Simplify (sqrt (* b c)) into (sqrt (* b c))
* [misc]backup-simplify:  Simplify (+ (* c 0) (* 0 b)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 a)) into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (+ 0 (- a)) into (- a)
* [misc]backup-simplify:  Simplify (/ (- a) (* 2 (sqrt (* b c)))) into (* -1/2 (* (sqrt (/ 1 (* b c))) a))
* [misc]taylor:  Taking taylor expansion of (hypot c d) in d
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (/ (sqrt (* b c)) (hypot c d)) into (* (sqrt (* b c)) (/ 1 (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (sqr (/ (sqrt (- (* c b) (* d a))) (hypot c d))) in b
* [misc]taylor:  Taking taylor expansion of (/ (sqrt (- (* c b) (* d a))) (hypot c d)) in b
* [misc]taylor:  Taking taylor expansion of (sqrt (- (* c b) (* d a))) in b
* [misc]taylor:  Taking taylor expansion of (- (* c b) (* d a)) in b
* [misc]taylor:  Taking taylor expansion of (* c b) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (* d a) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (* c 0) into 0
* [misc]backup-simplify:  Simplify (* d a) into (* d a)
* [misc]backup-simplify:  Simplify (- (* d a)) into (- (* d a))
* [misc]backup-simplify:  Simplify (+ 0 (- (* d a))) into (- (* d a))
* [misc]backup-simplify:  Simplify (sqrt (- (* d a))) into (sqrt (- (* d a)))
* [misc]backup-simplify:  Simplify (+ (* c 1) (* 0 0)) into c
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 a)) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ c 0) into c
* [misc]backup-simplify:  Simplify (/ c (* 2 (sqrt (- (* d a))))) into (* 1/2 (/ c (sqrt (- (* d a)))))
* [misc]taylor:  Taking taylor expansion of (hypot c d) in b
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (/ (sqrt (- (* d a))) (hypot c d)) into (/ (sqrt (- (* d a))) (hypot c d))
* [misc]taylor:  Taking taylor expansion of (sqr (/ (sqrt (- (* c b) (* d a))) (hypot c d))) in c
* [misc]taylor:  Taking taylor expansion of (/ (sqrt (- (* c b) (* d a))) (hypot c d)) in c
* [misc]taylor:  Taking taylor expansion of (sqrt (- (* c b) (* d a))) in c
* [misc]taylor:  Taking taylor expansion of (- (* c b) (* d a)) in c
* [misc]taylor:  Taking taylor expansion of (* c b) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [misc]taylor:  Taking taylor expansion of (* d a) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (* 0 b) into 0
* [misc]backup-simplify:  Simplify (* d a) into (* d a)
* [misc]backup-simplify:  Simplify (- (* d a)) into (- (* d a))
* [misc]backup-simplify:  Simplify (+ 0 (- (* d a))) into (- (* d a))
* [misc]backup-simplify:  Simplify (sqrt (- (* d a))) into (sqrt (- (* d a)))
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 b)) into b
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 a)) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ b 0) into b
* [misc]backup-simplify:  Simplify (/ b (* 2 (sqrt (- (* d a))))) into (* 1/2 (/ b (sqrt (- (* d a)))))
* [misc]taylor:  Taking taylor expansion of (hypot c d) in c
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (/ (sqrt (- (* d a))) (hypot c d)) into (/ (sqrt (- (* d a))) (hypot c d))
* [misc]taylor:  Taking taylor expansion of (sqr (/ (sqrt (- (* c b) (* d a))) (hypot c d))) in c
* [misc]taylor:  Taking taylor expansion of (/ (sqrt (- (* c b) (* d a))) (hypot c d)) in c
* [misc]taylor:  Taking taylor expansion of (sqrt (- (* c b) (* d a))) in c
* [misc]taylor:  Taking taylor expansion of (- (* c b) (* d a)) in c
* [misc]taylor:  Taking taylor expansion of (* c b) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [misc]taylor:  Taking taylor expansion of (* d a) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (* 0 b) into 0
* [misc]backup-simplify:  Simplify (* d a) into (* d a)
* [misc]backup-simplify:  Simplify (- (* d a)) into (- (* d a))
* [misc]backup-simplify:  Simplify (+ 0 (- (* d a))) into (- (* d a))
* [misc]backup-simplify:  Simplify (sqrt (- (* d a))) into (sqrt (- (* d a)))
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 b)) into b
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 a)) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ b 0) into b
* [misc]backup-simplify:  Simplify (/ b (* 2 (sqrt (- (* d a))))) into (* 1/2 (/ b (sqrt (- (* d a)))))
* [misc]taylor:  Taking taylor expansion of (hypot c d) in c
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (/ (sqrt (- (* d a))) (hypot c d)) into (/ (sqrt (- (* d a))) (hypot c d))
* [misc]backup-simplify:  Simplify (* (/ (sqrt (- (* d a))) (hypot c d)) (/ (sqrt (- (* d a))) (hypot c d))) into (/ (sqr (sqrt (- (* d a)))) (sqr (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (/ (sqr (sqrt (- (* d a)))) (sqr (hypot c d))) in b
* [misc]taylor:  Taking taylor expansion of (sqr (sqrt (- (* d a)))) in b
* [misc]taylor:  Taking taylor expansion of (sqrt (- (* d a))) in b
* [misc]taylor:  Taking taylor expansion of (- (* d a)) in b
* [misc]taylor:  Taking taylor expansion of (* d a) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (* d a) into (* d a)
* [misc]backup-simplify:  Simplify (- (* d a)) into (- (* d a))
* [misc]backup-simplify:  Simplify (- (* d a)) into (- (* d a))
* [misc]backup-simplify:  Simplify (sqrt (- (* d a))) into (sqrt (- (* d a)))
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 a)) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- (* d a)) into (- (* d a))
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (- (* d a))))) into 0
* [misc]taylor:  Taking taylor expansion of (sqr (hypot c d)) in b
* [misc]taylor:  Taking taylor expansion of (hypot c d) in b
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* (sqrt (- (* d a))) (sqrt (- (* d a)))) into (sqr (sqrt (- (* d a))))
* [misc]backup-simplify:  Simplify (* (hypot c d) (hypot c d)) into (sqr (hypot c d))
* [misc]backup-simplify:  Simplify (/ (sqr (sqrt (- (* d a)))) (sqr (hypot c d))) into (/ (sqr (sqrt (- (* d a)))) (sqr (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (/ (sqr (sqrt (- (* d a)))) (sqr (hypot c d))) in d
* [misc]taylor:  Taking taylor expansion of (sqr (sqrt (- (* d a)))) in d
* [misc]taylor:  Taking taylor expansion of (sqrt (- (* d a))) in d
* [misc]taylor:  Taking taylor expansion of (- (* d a)) in d
* [misc]taylor:  Taking taylor expansion of (* d a) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of a in d
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (* 0 a) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 a)) into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (sqrt 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (/ (- a) (* 2 (sqrt 0))) into (* +nan.0 a)
* [misc]taylor:  Taking taylor expansion of (sqr (hypot c d)) in d
* [misc]taylor:  Taking taylor expansion of (hypot c d) in d
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 (* +nan.0 a)) (* (* +nan.0 a) 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 a))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (sqr (* +nan.0 a)) (+)) (* 2 0)) into (* +nan.0 (sqr a))
* [misc]backup-simplify:  Simplify (+ (* 0 (* +nan.0 (sqr a))) (+ (* (* +nan.0 a) (* +nan.0 a)) (* (* +nan.0 (sqr a)) 0))) into (- (* +nan.0 (sqr a)))
* [misc]backup-simplify:  Simplify (* (hypot c d) (hypot c d)) into (sqr (hypot c d))
* [misc]backup-simplify:  Simplify (/ (- (* +nan.0 (sqr a))) (sqr (hypot c d))) into (* +nan.0 (/ (sqr a) (sqr (hypot c d))))
* [misc]backup-simplify:  Simplify (- (/ (* 1/2 (/ b (sqrt (- (* d a))))) (hypot c d)) (+ (* (/ (sqrt (- (* d a))) (hypot c d)) (/ 0 (hypot c d))))) into (* 1/2 (/ b (* (sqrt (- (* d a))) (hypot c d))))
* [misc]backup-simplify:  Simplify (+ (* (/ (sqrt (- (* d a))) (hypot c d)) (* 1/2 (/ b (* (sqrt (- (* d a))) (hypot c d))))) (* (* 1/2 (/ b (* (sqrt (- (* d a))) (hypot c d)))) (/ (sqrt (- (* d a))) (hypot c d)))) into (/ b (sqr (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (/ b (sqr (hypot c d))) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (sqr (hypot c d)) in b
* [misc]taylor:  Taking taylor expansion of (hypot c d) in b
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* (hypot c d) (hypot c d)) into (sqr (hypot c d))
* [misc]backup-simplify:  Simplify (/ 1 (sqr (hypot c d))) into (/ 1 (sqr (hypot c d)))
* [misc]backup-simplify:  Simplify (+ (* (sqrt (- (* d a))) 0) (* 0 (sqrt (- (* d a))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot c d) 0) (* 0 (hypot c d))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (sqr (hypot c d))) (+ (* (/ (sqr (sqrt (- (* d a)))) (sqr (hypot c d))) (/ 0 (sqr (hypot c d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 b))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (* 0 a))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (sqr (* 1/2 (/ b (sqrt (- (* d a)))))) (+)) (* 2 (sqrt (- (* d a))))) into (* -1/8 (/ (sqr b) (pow (sqrt (- (* d a))) 3)))
* [misc]backup-simplify:  Simplify (- (/ (* -1/8 (/ (sqr b) (pow (sqrt (- (* d a))) 3))) (hypot c d)) (+ (* (/ (sqrt (- (* d a))) (hypot c d)) (/ 0 (hypot c d))) (* (* 1/2 (/ b (* (sqrt (- (* d a))) (hypot c d)))) (/ 0 (hypot c d))))) into (- (* 1/8 (/ (sqr b) (* (pow (sqrt (- (* d a))) 3) (hypot c d)))))
* [misc]backup-simplify:  Simplify (+ (* (/ (sqrt (- (* d a))) (hypot c d)) (- (* 1/8 (/ (sqr b) (* (pow (sqrt (- (* d a))) 3) (hypot c d)))))) (+ (* (* 1/2 (/ b (* (sqrt (- (* d a))) (hypot c d)))) (* 1/2 (/ b (* (sqrt (- (* d a))) (hypot c d))))) (* (- (* 1/8 (/ (sqr b) (* (pow (sqrt (- (* d a))) 3) (hypot c d))))) (/ (sqrt (- (* d a))) (hypot c d))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr (hypot c d))) in d
* [misc]taylor:  Taking taylor expansion of (sqr (hypot c d)) in d
* [misc]taylor:  Taking taylor expansion of (hypot c d) in d
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* (hypot c d) (hypot c d)) into (sqr (hypot c d))
* [misc]backup-simplify:  Simplify (/ 1 (sqr (hypot c d))) into (/ 1 (sqr (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr (hypot c d))) in a
* [misc]taylor:  Taking taylor expansion of (sqr (hypot c d)) in a
* [misc]taylor:  Taking taylor expansion of (hypot c d) in a
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* (hypot c d) (hypot c d)) into (sqr (hypot c d))
* [misc]backup-simplify:  Simplify (/ 1 (sqr (hypot c d))) into (/ 1 (sqr (hypot c d)))
* [misc]backup-simplify:  Simplify (/ 1 (sqr (hypot c d))) into (/ 1 (sqr (hypot c d)))
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (* 0 a))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (sqr 0) (+)) (* 2 (sqrt (- (* d a))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqrt (- (* d a))) 0) (+ (* 0 0) (* 0 (sqrt (- (* d a)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot c d) 0) (+ (* 0 0) (* 0 (hypot c d)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (sqr (hypot c d))) (+ (* (/ (sqr (sqrt (- (* d a)))) (sqr (hypot c d))) (/ 0 (sqr (hypot c d)))) (* 0 (/ 0 (sqr (hypot c d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (/ (sqr a) (sqr (hypot c d)))) in a
* [misc]taylor:  Taking taylor expansion of +nan.0 in a
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (/ (sqr a) (sqr (hypot c d))) in a
* [misc]taylor:  Taking taylor expansion of (sqr a) in a
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (sqr (hypot c d)) in a
* [misc]taylor:  Taking taylor expansion of (hypot c d) in a
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (* (hypot c d) (hypot c d)) into (sqr (hypot c d))
* [misc]backup-simplify:  Simplify (/ 1 (sqr (hypot c d))) into (/ 1 (sqr (hypot c d)))
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 b)))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (+ (* 0 0) (* 0 a)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (+ (* 2 (* (* 1/2 (/ b (sqrt (- (* d a))))) (* -1/8 (/ (sqr b) (pow (sqrt (- (* d a))) 3))))))) (* 2 (sqrt (- (* d a))))) into (* 1/16 (/ (pow b 3) (pow (sqrt (- (* d a))) 5)))
* [misc]backup-simplify:  Simplify (- (/ (* 1/16 (/ (pow b 3) (pow (sqrt (- (* d a))) 5))) (hypot c d)) (+ (* (/ (sqrt (- (* d a))) (hypot c d)) (/ 0 (hypot c d))) (* (* 1/2 (/ b (* (sqrt (- (* d a))) (hypot c d)))) (/ 0 (hypot c d))) (* (- (* 1/8 (/ (sqr b) (* (pow (sqrt (- (* d a))) 3) (hypot c d))))) (/ 0 (hypot c d))))) into (* 1/16 (/ (pow b 3) (* (pow (sqrt (- (* d a))) 5) (hypot c d))))
* [misc]backup-simplify:  Simplify (+ (* (/ (sqrt (- (* d a))) (hypot c d)) (* 1/16 (/ (pow b 3) (* (pow (sqrt (- (* d a))) 5) (hypot c d))))) (+ (* (* 1/2 (/ b (* (sqrt (- (* d a))) (hypot c d)))) (- (* 1/8 (/ (sqr b) (* (pow (sqrt (- (* d a))) 3) (hypot c d)))))) (+ (* (- (* 1/8 (/ (sqr b) (* (pow (sqrt (- (* d a))) 3) (hypot c d))))) (* 1/2 (/ b (* (sqrt (- (* d a))) (hypot c d))))) (* (* 1/16 (/ (pow b 3) (* (pow (sqrt (- (* d a))) 5) (hypot c d)))) (/ (sqrt (- (* d a))) (hypot c d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot c d) 0) (* 0 (hypot c d))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (sqr (hypot c d))) (+ (* (/ 1 (sqr (hypot c d))) (/ 0 (sqr (hypot c d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (* (/ 1 (sqr (hypot c d))) (* 1 (* 1 (* b c)))) into (/ (* b c) (sqr (hypot c d)))
* [misc]approximate:  Taking taylor expansion of (sqr (/ (sqrt (- (* (/ 1 c) (/ 1 b)) (* (/ 1 d) (/ 1 a)))) (hypot (/ 1 c) (/ 1 d)))) in (c b d a) around 0
* [misc]taylor:  Taking taylor expansion of (sqr (/ (sqrt (- (* (/ 1 c) (/ 1 b)) (* (/ 1 d) (/ 1 a)))) (hypot (/ 1 c) (/ 1 d)))) in a
* [misc]taylor:  Taking taylor expansion of (/ (sqrt (- (* (/ 1 c) (/ 1 b)) (* (/ 1 d) (/ 1 a)))) (hypot (/ 1 c) (/ 1 d))) in a
* [misc]taylor:  Taking taylor expansion of (sqrt (- (* (/ 1 c) (/ 1 b)) (* (/ 1 d) (/ 1 a)))) in a
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 c) (/ 1 b)) (* (/ 1 d) (/ 1 a))) in a
* [misc]taylor:  Taking taylor expansion of (* (/ 1 c) (/ 1 b)) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in a
* [misc]taylor:  Taking taylor expansion of c in a
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in a
* [misc]taylor:  Taking taylor expansion of b in a
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (/ 1 b) into (/ 1 b)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d) (/ 1 a)) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in a
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (* (/ 1 d) 1) into (/ 1 d)
* [misc]backup-simplify:  Simplify (- (/ 1 d)) into (- (/ 1 d))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 d))) into (- (/ 1 d))
* [misc]backup-simplify:  Simplify (sqrt 0) into 0
* [misc]backup-simplify:  Simplify (/ (- (/ 1 d)) (* 2 (sqrt 0))) into (/ +nan.0 d)
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in a
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (/ (/ +nan.0 d) (hypot (/ 1 c) (/ 1 d))) into (/ +nan.0 (* (hypot (/ 1 c) (/ 1 d)) d))
* [misc]taylor:  Taking taylor expansion of (sqr (/ (sqrt (- (* (/ 1 c) (/ 1 b)) (* (/ 1 d) (/ 1 a)))) (hypot (/ 1 c) (/ 1 d)))) in d
* [misc]taylor:  Taking taylor expansion of (/ (sqrt (- (* (/ 1 c) (/ 1 b)) (* (/ 1 d) (/ 1 a)))) (hypot (/ 1 c) (/ 1 d))) in d
* [misc]taylor:  Taking taylor expansion of (sqrt (- (* (/ 1 c) (/ 1 b)) (* (/ 1 d) (/ 1 a)))) in d
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 c) (/ 1 b)) (* (/ 1 d) (/ 1 a))) in d
* [misc]taylor:  Taking taylor expansion of (* (/ 1 c) (/ 1 b)) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in d
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in d
* [misc]taylor:  Taking taylor expansion of b in d
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (/ 1 b) into (/ 1 b)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d) (/ 1 a)) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in d
* [misc]taylor:  Taking taylor expansion of a in d
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (/ 1 a) into (/ 1 a)
* [misc]backup-simplify:  Simplify (* 1 (/ 1 a)) into (/ 1 a)
* [misc]backup-simplify:  Simplify (- (/ 1 a)) into (- (/ 1 a))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 a))) into (- (/ 1 a))
* [misc]backup-simplify:  Simplify (sqrt 0) into 0
* [misc]backup-simplify:  Simplify (/ (- (/ 1 a)) (* 2 (sqrt 0))) into (/ +nan.0 a)
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in d
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (/ (/ +nan.0 a) (hypot (/ 1 c) (/ 1 d))) into (/ +nan.0 (* (hypot (/ 1 c) (/ 1 d)) a))
* [misc]taylor:  Taking taylor expansion of (sqr (/ (sqrt (- (* (/ 1 c) (/ 1 b)) (* (/ 1 d) (/ 1 a)))) (hypot (/ 1 c) (/ 1 d)))) in b
* [misc]taylor:  Taking taylor expansion of (/ (sqrt (- (* (/ 1 c) (/ 1 b)) (* (/ 1 d) (/ 1 a)))) (hypot (/ 1 c) (/ 1 d))) in b
* [misc]taylor:  Taking taylor expansion of (sqrt (- (* (/ 1 c) (/ 1 b)) (* (/ 1 d) (/ 1 a)))) in b
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 c) (/ 1 b)) (* (/ 1 d) (/ 1 a))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 c) (/ 1 b)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d) (/ 1 a)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (/ 1 a) into (/ 1 a)
* [misc]backup-simplify:  Simplify (* (/ 1 c) 1) into (/ 1 c)
* [misc]backup-simplify:  Simplify (+ (/ 1 c) 0) into (/ 1 c)
* [misc]backup-simplify:  Simplify (sqrt 0) into 0
* [misc]backup-simplify:  Simplify (/ (/ 1 c) (* 2 (sqrt 0))) into (/ +nan.0 c)
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in b
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (/ (/ +nan.0 c) (hypot (/ 1 c) (/ 1 d))) into (/ +nan.0 (* (hypot (/ 1 c) (/ 1 d)) c))
* [misc]taylor:  Taking taylor expansion of (sqr (/ (sqrt (- (* (/ 1 c) (/ 1 b)) (* (/ 1 d) (/ 1 a)))) (hypot (/ 1 c) (/ 1 d)))) in c
* [misc]taylor:  Taking taylor expansion of (/ (sqrt (- (* (/ 1 c) (/ 1 b)) (* (/ 1 d) (/ 1 a)))) (hypot (/ 1 c) (/ 1 d))) in c
* [misc]taylor:  Taking taylor expansion of (sqrt (- (* (/ 1 c) (/ 1 b)) (* (/ 1 d) (/ 1 a)))) in c
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 c) (/ 1 b)) (* (/ 1 d) (/ 1 a))) in c
* [misc]taylor:  Taking taylor expansion of (* (/ 1 c) (/ 1 b)) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in c
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (/ 1 b) into (/ 1 b)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d) (/ 1 a)) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (/ 1 a) into (/ 1 a)
* [misc]backup-simplify:  Simplify (* 1 (/ 1 b)) into (/ 1 b)
* [misc]backup-simplify:  Simplify (+ (/ 1 b) 0) into (/ 1 b)
* [misc]backup-simplify:  Simplify (sqrt 0) into 0
* [misc]backup-simplify:  Simplify (/ (/ 1 b) (* 2 (sqrt 0))) into (/ +nan.0 b)
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in c
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (/ (/ +nan.0 b) (hypot (/ 1 c) (/ 1 d))) into (/ +nan.0 (* (hypot (/ 1 c) (/ 1 d)) b))
* [misc]taylor:  Taking taylor expansion of (sqr (/ (sqrt (- (* (/ 1 c) (/ 1 b)) (* (/ 1 d) (/ 1 a)))) (hypot (/ 1 c) (/ 1 d)))) in c
* [misc]taylor:  Taking taylor expansion of (/ (sqrt (- (* (/ 1 c) (/ 1 b)) (* (/ 1 d) (/ 1 a)))) (hypot (/ 1 c) (/ 1 d))) in c
* [misc]taylor:  Taking taylor expansion of (sqrt (- (* (/ 1 c) (/ 1 b)) (* (/ 1 d) (/ 1 a)))) in c
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 c) (/ 1 b)) (* (/ 1 d) (/ 1 a))) in c
* [misc]taylor:  Taking taylor expansion of (* (/ 1 c) (/ 1 b)) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in c
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (/ 1 b) into (/ 1 b)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d) (/ 1 a)) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (/ 1 a) into (/ 1 a)
* [misc]backup-simplify:  Simplify (* 1 (/ 1 b)) into (/ 1 b)
* [misc]backup-simplify:  Simplify (+ (/ 1 b) 0) into (/ 1 b)
* [misc]backup-simplify:  Simplify (sqrt 0) into 0
* [misc]backup-simplify:  Simplify (/ (/ 1 b) (* 2 (sqrt 0))) into (/ +nan.0 b)
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in c
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (/ (/ +nan.0 b) (hypot (/ 1 c) (/ 1 d))) into (/ +nan.0 (* (hypot (/ 1 c) (/ 1 d)) b))
* [misc]backup-simplify:  Simplify (* (/ +nan.0 (* (hypot (/ 1 c) (/ 1 d)) b)) (/ +nan.0 (* (hypot (/ 1 c) (/ 1 d)) b))) into (/ +nan.0 (* (sqr (hypot (/ 1 c) (/ 1 d))) (sqr b)))
* [misc]taylor:  Taking taylor expansion of (/ +nan.0 (* (sqr (hypot (/ 1 c) (/ 1 d))) (sqr b))) in b
* [misc]taylor:  Taking taylor expansion of +nan.0 in b
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (* (sqr (hypot (/ 1 c) (/ 1 d))) (sqr b)) in b
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ 1 c) (/ 1 d))) in b
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in b
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]taylor:  Taking taylor expansion of (sqr b) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* (hypot (/ 1 c) (/ 1 d)) (hypot (/ 1 c) (/ 1 d))) into (sqr (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (* (sqr (hypot (/ 1 c) (/ 1 d))) 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (* 0 (hypot (/ 1 c) (/ 1 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (hypot (/ 1 c) (/ 1 d))) 0) (* 0 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (* 0 (hypot (/ 1 c) (/ 1 d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (hypot (/ 1 c) (/ 1 d))) 1) (+ (* 0 0) (* 0 0))) into (sqr (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (/ +nan.0 (sqr (hypot (/ 1 c) (/ 1 d)))) into (/ +nan.0 (sqr (hypot (/ 1 c) (/ 1 d))))
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (hypot (/ 1 c) (/ 1 d))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (hypot (/ 1 c) (/ 1 d))) 0) (+ (* 0 0) (+ (* 0 1) (+ (* 0 0) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (hypot (/ 1 c) (/ 1 d))) 0) (+ (* 0 1) (+ (* 0 0) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (sqr (hypot (/ 1 c) (/ 1 d)))) (+ (* (/ +nan.0 (sqr (hypot (/ 1 c) (/ 1 d)))) (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (sqr (hypot (/ 1 c) (/ 1 d)))) (+ (* (/ +nan.0 (sqr (hypot (/ 1 c) (/ 1 d)))) (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))) (* 0 (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 b) (/ 0 b)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 (/ 1 b))) into 0
* [misc]backup-simplify:  Simplify (* (/ 1 d) (/ 1 a)) into (/ 1 (* d a))
* [misc]backup-simplify:  Simplify (- (/ 1 (* d a))) into (- (/ 1 (* d a)))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 (* d a)))) into (- (/ 1 (* d a)))
* [misc]backup-simplify:  Simplify (/ (- (- (/ 1 (* d a))) (sqr (/ +nan.0 b)) (+)) (* 2 0)) into (* +nan.0 (+ (/ 1 (* d a)) (- (* +nan.0 (/ 1 (sqr b))))))
* [misc]backup-simplify:  Simplify (- (/ (* +nan.0 (+ (/ 1 (* d a)) (- (* +nan.0 (/ 1 (sqr b)))))) (hypot (/ 1 c) (/ 1 d))) (+ (* (/ +nan.0 (* (hypot (/ 1 c) (/ 1 d)) b)) (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into (- (+ (* +nan.0 (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (sqr b)))) (- (* +nan.0 (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a)))))))
* [misc]backup-simplify:  Simplify (+ (* (/ +nan.0 (* (hypot (/ 1 c) (/ 1 d)) b)) (- (+ (* +nan.0 (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (sqr b)))) (- (* +nan.0 (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a)))))))) (* (- (+ (* +nan.0 (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (sqr b)))) (- (* +nan.0 (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a))))))) (/ +nan.0 (* (hypot (/ 1 c) (/ 1 d)) b)))) into (- (+ (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* b (* d a))))) (- (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (pow b 3)))))))
* [misc]taylor:  Taking taylor expansion of (- (+ (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* b (* d a))))) (- (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (pow b 3))))))) in b
* [misc]taylor:  Taking taylor expansion of (+ (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* b (* d a))))) (- (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (pow b 3)))))) in b
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* b (* d a))))) in b
* [misc]taylor:  Taking taylor expansion of +nan.0 in b
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* b (* d a)))) in b
* [misc]taylor:  Taking taylor expansion of (* (sqr (hypot (/ 1 c) (/ 1 d))) (* b (* d a))) in b
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ 1 c) (/ 1 d))) in b
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in b
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]taylor:  Taking taylor expansion of (* b (* d a)) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (* d a) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (* (hypot (/ 1 c) (/ 1 d)) (hypot (/ 1 c) (/ 1 d))) into (sqr (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (* d a) into (* d a)
* [misc]backup-simplify:  Simplify (* 0 (* d a)) into 0
* [misc]backup-simplify:  Simplify (* (sqr (hypot (/ 1 c) (/ 1 d))) 0) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 a)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 (* d a))) into (* d a)
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (* 0 (hypot (/ 1 c) (/ 1 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a)) (* 0 0)) into (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a))
* [misc]backup-simplify:  Simplify (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a))) into (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a)))
* [misc]taylor:  Taking taylor expansion of (- (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (pow b 3))))) in b
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (pow b 3)))) in b
* [misc]taylor:  Taking taylor expansion of +nan.0 in b
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (pow b 3))) in b
* [misc]taylor:  Taking taylor expansion of (* (sqr (hypot (/ 1 c) (/ 1 d))) (pow b 3)) in b
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ 1 c) (/ 1 d))) in b
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in b
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]taylor:  Taking taylor expansion of (pow b 3) in b
* [misc]backup-simplify:  Simplify (* (hypot (/ 1 c) (/ 1 d)) (hypot (/ 1 c) (/ 1 d))) into (sqr (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (* (sqr (hypot (/ 1 c) (/ 1 d))) 1) into (sqr (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) into (/ 1 (sqr (hypot (/ 1 c) (/ 1 d))))
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (* 0 a))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 (* d a)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (* 0 (hypot (/ 1 c) (/ 1 d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (hypot (/ 1 c) (/ 1 d))) 0) (+ (* 0 (* d a)) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a))) (/ 0 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* +nan.0 0) (* 0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (* 0 (hypot (/ 1 c) (/ 1 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (* 0 (hypot (/ 1 c) (/ 1 d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (hypot (/ 1 c) (/ 1 d))) 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (hypot (/ 1 c) (/ 1 d))) 0) (* 0 1)) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (hypot (/ 1 c) (/ 1 d))) 0) (+ (* 0 0) (* 0 1))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))) (* 0 (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))) (* 0 (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))) (* 0 (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* +nan.0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (hypot (/ 1 c) (/ 1 d)))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (hypot (/ 1 c) (/ 1 d))) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (+ (* 0 0) (* 0 0)))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (sqr (hypot (/ 1 c) (/ 1 d)))) (+ (* (/ +nan.0 (sqr (hypot (/ 1 c) (/ 1 d)))) (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))) (* 0 (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))) (* 0 (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 b) (/ 0 b)) (* 0 (/ 0 b)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 (/ 1 b)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 a) (/ 0 a)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 d) 0) (* 0 (/ 1 a))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (+ (* 2 (* (/ +nan.0 b) (* +nan.0 (+ (/ 1 (* d a)) (- (* +nan.0 (/ 1 (sqr b)))))))))) (* 2 0)) into (* +nan.0 (+ (* +nan.0 (/ 1 (pow b 3))) (- (* +nan.0 (/ 1 (* b (* d a)))))))
* [misc]backup-simplify:  Simplify (- (/ (* +nan.0 (+ (* +nan.0 (/ 1 (pow b 3))) (- (* +nan.0 (/ 1 (* b (* d a))))))) (hypot (/ 1 c) (/ 1 d))) (+ (* (/ +nan.0 (* (hypot (/ 1 c) (/ 1 d)) b)) (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* (- (+ (* +nan.0 (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (sqr b)))) (- (* +nan.0 (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a))))))) (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into (- (+ (* +nan.0 (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (pow b 3)))) (- (* +nan.0 (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* b (* d a))))))))
* [misc]backup-simplify:  Simplify (+ (* (/ +nan.0 (* (hypot (/ 1 c) (/ 1 d)) b)) (- (+ (* +nan.0 (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (pow b 3)))) (- (* +nan.0 (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* b (* d a))))))))) (+ (* (- (+ (* +nan.0 (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (sqr b)))) (- (* +nan.0 (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a))))))) (- (+ (* +nan.0 (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (sqr b)))) (- (* +nan.0 (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a)))))))) (* (- (+ (* +nan.0 (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (pow b 3)))) (- (* +nan.0 (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* b (* d a)))))))) (/ +nan.0 (* (hypot (/ 1 c) (/ 1 d)) b))))) into (- (+ (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* (sqr d) (sqr a))))) (- (+ (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (pow b 4)))) (- (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* (sqr b) (* d a))))))))))
* [misc]taylor:  Taking taylor expansion of (- (+ (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* (sqr d) (sqr a))))) (- (+ (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (pow b 4)))) (- (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* (sqr b) (* d a)))))))))) in b
* [misc]taylor:  Taking taylor expansion of (+ (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* (sqr d) (sqr a))))) (- (+ (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (pow b 4)))) (- (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* (sqr b) (* d a))))))))) in b
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* (sqr d) (sqr a))))) in b
* [misc]taylor:  Taking taylor expansion of +nan.0 in b
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* (sqr d) (sqr a)))) in b
* [misc]taylor:  Taking taylor expansion of (* (sqr (hypot (/ 1 c) (/ 1 d))) (* (sqr d) (sqr a))) in b
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ 1 c) (/ 1 d))) in b
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in b
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]taylor:  Taking taylor expansion of (* (sqr d) (sqr a)) in b
* [misc]taylor:  Taking taylor expansion of (sqr d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (sqr a) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (* (hypot (/ 1 c) (/ 1 d)) (hypot (/ 1 c) (/ 1 d))) into (sqr (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (* d d) into (sqr d)
* [misc]backup-simplify:  Simplify (* a a) into (sqr a)
* [misc]backup-simplify:  Simplify (* (sqr d) (sqr a)) into (* (sqr d) (sqr a))
* [misc]backup-simplify:  Simplify (* (sqr (hypot (/ 1 c) (/ 1 d))) (* (sqr d) (sqr a))) into (* (sqr (hypot (/ 1 c) (/ 1 d))) (* (sqr d) (sqr a)))
* [misc]backup-simplify:  Simplify (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* (sqr d) (sqr a)))) into (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* (sqr d) (sqr a))))
* [misc]taylor:  Taking taylor expansion of (- (+ (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (pow b 4)))) (- (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* (sqr b) (* d a)))))))) in b
* [misc]taylor:  Taking taylor expansion of (+ (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (pow b 4)))) (- (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* (sqr b) (* d a))))))) in b
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (pow b 4)))) in b
* [misc]taylor:  Taking taylor expansion of +nan.0 in b
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (pow b 4))) in b
* [misc]taylor:  Taking taylor expansion of (* (sqr (hypot (/ 1 c) (/ 1 d))) (pow b 4)) in b
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ 1 c) (/ 1 d))) in b
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in b
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]taylor:  Taking taylor expansion of (pow b 4) in b
* [misc]backup-simplify:  Simplify (* (hypot (/ 1 c) (/ 1 d)) (hypot (/ 1 c) (/ 1 d))) into (sqr (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (* (sqr (hypot (/ 1 c) (/ 1 d))) 1) into (sqr (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) into (/ 1 (sqr (hypot (/ 1 c) (/ 1 d))))
* [misc]taylor:  Taking taylor expansion of (- (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* (sqr b) (* d a)))))) in b
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* (sqr b) (* d a))))) in b
* [misc]taylor:  Taking taylor expansion of +nan.0 in b
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* (sqr b) (* d a)))) in b
* [misc]taylor:  Taking taylor expansion of (* (sqr (hypot (/ 1 c) (/ 1 d))) (* (sqr b) (* d a))) in b
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ 1 c) (/ 1 d))) in b
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in b
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]taylor:  Taking taylor expansion of (* (sqr b) (* d a)) in b
* [misc]taylor:  Taking taylor expansion of (sqr b) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (* d a) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (* (hypot (/ 1 c) (/ 1 d)) (hypot (/ 1 c) (/ 1 d))) into (sqr (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (* d a) into (* d a)
* [misc]backup-simplify:  Simplify (* 0 (* d a)) into 0
* [misc]backup-simplify:  Simplify (* (sqr (hypot (/ 1 c) (/ 1 d))) 0) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 a)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 0 (* d a))) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (* 0 (hypot (/ 1 c) (/ 1 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (hypot (/ 1 c) (/ 1 d))) 0) (* 0 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (* 0 a))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 0 0) (* 1 (* d a)))) into (* d a)
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (* 0 (hypot (/ 1 c) (/ 1 d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a)) (+ (* 0 0) (* 0 0))) into (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a))
* [misc]backup-simplify:  Simplify (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a))) into (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a)))
* [misc]backup-simplify:  Simplify (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* (sqr d) (sqr a))))) into (/ +nan.0 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* (sqr d) (sqr a))))
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (* 0 (hypot (/ 1 c) (/ 1 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (* 0 (hypot (/ 1 c) (/ 1 d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (hypot (/ 1 c) (/ 1 d))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (hypot (/ 1 c) (/ 1 d))) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (hypot (/ 1 c) (/ 1 d))) 0) (* 0 1)) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (hypot (/ 1 c) (/ 1 d))) 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (hypot (/ 1 c) (/ 1 d))) 0) (+ (* 0 0) (* 0 1))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))) (* 0 (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))) (* 0 (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))) (* 0 (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))) (* 0 (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))) (* 0 (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))) (* 0 (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* +nan.0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 (sqr (hypot (/ 1 c) (/ 1 d))))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 a))))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (+ (* 0 0) (* 0 a)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 (* d a)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 0 0) (+ (* 1 0) (* 0 (* d a))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (hypot (/ 1 c) (/ 1 d))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (hypot (/ 1 c) (/ 1 d))) 0) (+ (* 0 0) (+ (* 0 (* d a)) (+ (* 0 0) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (hypot (/ 1 c) (/ 1 d))) 0) (+ (* 0 (* d a)) (+ (* 0 0) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a))) (/ 0 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a))) (/ 0 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a)))) (* 0 (/ 0 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* +nan.0 0) (+ (* 0 0) (* 0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a)))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ (/ +nan.0 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* (sqr d) (sqr a)))) 0) into (- (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* (sqr d) (sqr a))))))
* [misc]backup-simplify:  Simplify (- (- (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* (sqr d) (sqr a))))))) into (- (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* (sqr d) (sqr a))))))
* [misc]taylor:  Taking taylor expansion of (- (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* (sqr d) (sqr a)))))) in d
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* (sqr d) (sqr a))))) in d
* [misc]taylor:  Taking taylor expansion of +nan.0 in d
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* (sqr d) (sqr a)))) in d
* [misc]taylor:  Taking taylor expansion of (* (sqr (hypot (/ 1 c) (/ 1 d))) (* (sqr d) (sqr a))) in d
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ 1 c) (/ 1 d))) in d
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in d
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]taylor:  Taking taylor expansion of (* (sqr d) (sqr a)) in d
* [misc]taylor:  Taking taylor expansion of (sqr d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (sqr a) in d
* [misc]taylor:  Taking taylor expansion of a in d
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (* (hypot (/ 1 c) (/ 1 d)) (hypot (/ 1 c) (/ 1 d))) into (sqr (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (* a a) into (sqr a)
* [misc]backup-simplify:  Simplify (* 0 (sqr a)) into 0
* [misc]backup-simplify:  Simplify (* (sqr (hypot (/ 1 c) (/ 1 d))) 0) into 0
* [misc]backup-simplify:  Simplify (+ (* a 0) (* 0 a)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 0 (sqr a))) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (* 0 (hypot (/ 1 c) (/ 1 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (hypot (/ 1 c) (/ 1 d))) 0) (* 0 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* a 0) (+ (* 0 0) (* 0 a))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 0 0) (* 1 (sqr a)))) into (sqr a)
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (* 0 (hypot (/ 1 c) (/ 1 d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (hypot (/ 1 c) (/ 1 d))) (sqr a)) (+ (* 0 0) (* 0 0))) into (* (sqr (hypot (/ 1 c) (/ 1 d))) (sqr a))
* [misc]backup-simplify:  Simplify (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (sqr a))) into (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (sqr a)))
* [misc]backup-simplify:  Simplify (+ (* a 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 a))))) into 0
* [misc]backup-simplify:  Simplify (+ (* a 0) (+ (* 0 0) (+ (* 0 0) (* 0 a)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 (sqr a)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 0 0) (+ (* 1 0) (* 0 (sqr a))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (hypot (/ 1 c) (/ 1 d))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (hypot (/ 1 c) (/ 1 d))) 0) (+ (* 0 0) (+ (* 0 (sqr a)) (+ (* 0 0) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (hypot (/ 1 c) (/ 1 d))) 0) (+ (* 0 (sqr a)) (+ (* 0 0) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (sqr a))) (/ 0 (* (sqr (hypot (/ 1 c) (/ 1 d))) (sqr a)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (sqr a))) (/ 0 (* (sqr (hypot (/ 1 c) (/ 1 d))) (sqr a)))) (* 0 (/ 0 (* (sqr (hypot (/ 1 c) (/ 1 d))) (sqr a)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* +nan.0 0) (+ (* 0 0) (* 0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (sqr a)))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]approximate:  Taking taylor expansion of (sqr (/ (sqrt (- (* (/ 1 (- c)) (/ 1 (- b))) (* (/ 1 (- d)) (/ 1 (- a))))) (hypot (/ 1 (- c)) (/ 1 (- d))))) in (c b d a) around 0
* [misc]taylor:  Taking taylor expansion of (sqr (/ (sqrt (- (* (/ 1 (- c)) (/ 1 (- b))) (* (/ 1 (- d)) (/ 1 (- a))))) (hypot (/ 1 (- c)) (/ 1 (- d))))) in a
* [misc]taylor:  Taking taylor expansion of (/ (sqrt (- (* (/ 1 (- c)) (/ 1 (- b))) (* (/ 1 (- d)) (/ 1 (- a))))) (hypot (/ 1 (- c)) (/ 1 (- d)))) in a
* [misc]taylor:  Taking taylor expansion of (sqrt (- (* (/ 1 (- c)) (/ 1 (- b))) (* (/ 1 (- d)) (/ 1 (- a))))) in a
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- c)) (/ 1 (- b))) (* (/ 1 (- d)) (/ 1 (- a)))) in a
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- c)) (/ 1 (- b))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in a
* [misc]taylor:  Taking taylor expansion of (- c) in a
* [misc]taylor:  Taking taylor expansion of c in a
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in a
* [misc]taylor:  Taking taylor expansion of (- b) in a
* [misc]taylor:  Taking taylor expansion of b in a
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (/ 1 (- b)) into (/ -1 b)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d)) (/ 1 (- a))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in a
* [misc]taylor:  Taking taylor expansion of (- d) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in a
* [misc]taylor:  Taking taylor expansion of (- a) in a
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]backup-simplify:  Simplify (* (/ -1 d) -1) into (/ 1 d)
* [misc]backup-simplify:  Simplify (- (/ 1 d)) into (- (/ 1 d))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 d))) into (- (/ 1 d))
* [misc]backup-simplify:  Simplify (sqrt 0) into 0
* [misc]backup-simplify:  Simplify (/ (- (/ 1 d)) (* 2 (sqrt 0))) into (/ +nan.0 d)
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in a
* [misc]backup-simplify:  Simplify (hypot (/ 1 (- c)) (/ 1 (- d))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (/ (/ +nan.0 d) (hypot (/ -1 c) (/ -1 d))) into (/ +nan.0 (* d (hypot (/ -1 c) (/ -1 d))))
* [misc]taylor:  Taking taylor expansion of (sqr (/ (sqrt (- (* (/ 1 (- c)) (/ 1 (- b))) (* (/ 1 (- d)) (/ 1 (- a))))) (hypot (/ 1 (- c)) (/ 1 (- d))))) in d
* [misc]taylor:  Taking taylor expansion of (/ (sqrt (- (* (/ 1 (- c)) (/ 1 (- b))) (* (/ 1 (- d)) (/ 1 (- a))))) (hypot (/ 1 (- c)) (/ 1 (- d)))) in d
* [misc]taylor:  Taking taylor expansion of (sqrt (- (* (/ 1 (- c)) (/ 1 (- b))) (* (/ 1 (- d)) (/ 1 (- a))))) in d
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- c)) (/ 1 (- b))) (* (/ 1 (- d)) (/ 1 (- a)))) in d
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- c)) (/ 1 (- b))) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in d
* [misc]taylor:  Taking taylor expansion of (- c) in d
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in d
* [misc]taylor:  Taking taylor expansion of (- b) in d
* [misc]taylor:  Taking taylor expansion of b in d
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (/ 1 (- b)) into (/ -1 b)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d)) (/ 1 (- a))) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in d
* [misc]taylor:  Taking taylor expansion of (- d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in d
* [misc]taylor:  Taking taylor expansion of (- a) in d
* [misc]taylor:  Taking taylor expansion of a in d
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (/ 1 (- a)) into (/ -1 a)
* [misc]backup-simplify:  Simplify (* -1 (/ -1 a)) into (/ 1 a)
* [misc]backup-simplify:  Simplify (- (/ 1 a)) into (- (/ 1 a))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 a))) into (- (/ 1 a))
* [misc]backup-simplify:  Simplify (sqrt 0) into 0
* [misc]backup-simplify:  Simplify (/ (- (/ 1 a)) (* 2 (sqrt 0))) into (/ +nan.0 a)
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in d
* [misc]backup-simplify:  Simplify (hypot (/ 1 (- c)) (/ 1 (- d))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (/ (/ +nan.0 a) (hypot (/ -1 c) (/ -1 d))) into (/ +nan.0 (* a (hypot (/ -1 c) (/ -1 d))))
* [misc]taylor:  Taking taylor expansion of (sqr (/ (sqrt (- (* (/ 1 (- c)) (/ 1 (- b))) (* (/ 1 (- d)) (/ 1 (- a))))) (hypot (/ 1 (- c)) (/ 1 (- d))))) in b
* [misc]taylor:  Taking taylor expansion of (/ (sqrt (- (* (/ 1 (- c)) (/ 1 (- b))) (* (/ 1 (- d)) (/ 1 (- a))))) (hypot (/ 1 (- c)) (/ 1 (- d)))) in b
* [misc]taylor:  Taking taylor expansion of (sqrt (- (* (/ 1 (- c)) (/ 1 (- b))) (* (/ 1 (- d)) (/ 1 (- a))))) in b
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- c)) (/ 1 (- b))) (* (/ 1 (- d)) (/ 1 (- a)))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- c)) (/ 1 (- b))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in b
* [misc]taylor:  Taking taylor expansion of (- c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in b
* [misc]taylor:  Taking taylor expansion of (- b) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d)) (/ 1 (- a))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in b
* [misc]taylor:  Taking taylor expansion of (- d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in b
* [misc]taylor:  Taking taylor expansion of (- a) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (/ 1 (- a)) into (/ -1 a)
* [misc]backup-simplify:  Simplify (* (/ -1 c) -1) into (/ 1 c)
* [misc]backup-simplify:  Simplify (+ (/ 1 c) 0) into (/ 1 c)
* [misc]backup-simplify:  Simplify (sqrt 0) into 0
* [misc]backup-simplify:  Simplify (/ (/ 1 c) (* 2 (sqrt 0))) into (/ +nan.0 c)
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in b
* [misc]backup-simplify:  Simplify (hypot (/ 1 (- c)) (/ 1 (- d))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (/ (/ +nan.0 c) (hypot (/ -1 c) (/ -1 d))) into (/ +nan.0 (* c (hypot (/ -1 c) (/ -1 d))))
* [misc]taylor:  Taking taylor expansion of (sqr (/ (sqrt (- (* (/ 1 (- c)) (/ 1 (- b))) (* (/ 1 (- d)) (/ 1 (- a))))) (hypot (/ 1 (- c)) (/ 1 (- d))))) in c
* [misc]taylor:  Taking taylor expansion of (/ (sqrt (- (* (/ 1 (- c)) (/ 1 (- b))) (* (/ 1 (- d)) (/ 1 (- a))))) (hypot (/ 1 (- c)) (/ 1 (- d)))) in c
* [misc]taylor:  Taking taylor expansion of (sqrt (- (* (/ 1 (- c)) (/ 1 (- b))) (* (/ 1 (- d)) (/ 1 (- a))))) in c
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- c)) (/ 1 (- b))) (* (/ 1 (- d)) (/ 1 (- a)))) in c
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- c)) (/ 1 (- b))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in c
* [misc]taylor:  Taking taylor expansion of (- c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in c
* [misc]taylor:  Taking taylor expansion of (- b) in c
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (/ 1 (- b)) into (/ -1 b)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d)) (/ 1 (- a))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in c
* [misc]taylor:  Taking taylor expansion of (- d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in c
* [misc]taylor:  Taking taylor expansion of (- a) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (/ 1 (- a)) into (/ -1 a)
* [misc]backup-simplify:  Simplify (* -1 (/ -1 b)) into (/ 1 b)
* [misc]backup-simplify:  Simplify (+ (/ 1 b) 0) into (/ 1 b)
* [misc]backup-simplify:  Simplify (sqrt 0) into 0
* [misc]backup-simplify:  Simplify (/ (/ 1 b) (* 2 (sqrt 0))) into (/ +nan.0 b)
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in c
* [misc]backup-simplify:  Simplify (hypot (/ 1 (- c)) (/ 1 (- d))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (/ (/ +nan.0 b) (hypot (/ -1 c) (/ -1 d))) into (/ +nan.0 (* b (hypot (/ -1 c) (/ -1 d))))
* [misc]taylor:  Taking taylor expansion of (sqr (/ (sqrt (- (* (/ 1 (- c)) (/ 1 (- b))) (* (/ 1 (- d)) (/ 1 (- a))))) (hypot (/ 1 (- c)) (/ 1 (- d))))) in c
* [misc]taylor:  Taking taylor expansion of (/ (sqrt (- (* (/ 1 (- c)) (/ 1 (- b))) (* (/ 1 (- d)) (/ 1 (- a))))) (hypot (/ 1 (- c)) (/ 1 (- d)))) in c
* [misc]taylor:  Taking taylor expansion of (sqrt (- (* (/ 1 (- c)) (/ 1 (- b))) (* (/ 1 (- d)) (/ 1 (- a))))) in c
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- c)) (/ 1 (- b))) (* (/ 1 (- d)) (/ 1 (- a)))) in c
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- c)) (/ 1 (- b))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in c
* [misc]taylor:  Taking taylor expansion of (- c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in c
* [misc]taylor:  Taking taylor expansion of (- b) in c
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (/ 1 (- b)) into (/ -1 b)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d)) (/ 1 (- a))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in c
* [misc]taylor:  Taking taylor expansion of (- d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in c
* [misc]taylor:  Taking taylor expansion of (- a) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (/ 1 (- a)) into (/ -1 a)
* [misc]backup-simplify:  Simplify (* -1 (/ -1 b)) into (/ 1 b)
* [misc]backup-simplify:  Simplify (+ (/ 1 b) 0) into (/ 1 b)
* [misc]backup-simplify:  Simplify (sqrt 0) into 0
* [misc]backup-simplify:  Simplify (/ (/ 1 b) (* 2 (sqrt 0))) into (/ +nan.0 b)
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in c
* [misc]backup-simplify:  Simplify (hypot (/ 1 (- c)) (/ 1 (- d))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (/ (/ +nan.0 b) (hypot (/ -1 c) (/ -1 d))) into (/ +nan.0 (* b (hypot (/ -1 c) (/ -1 d))))
* [misc]backup-simplify:  Simplify (* (/ +nan.0 (* b (hypot (/ -1 c) (/ -1 d)))) (/ +nan.0 (* b (hypot (/ -1 c) (/ -1 d))))) into (/ +nan.0 (* (sqr b) (sqr (hypot (/ -1 c) (/ -1 d)))))
* [misc]taylor:  Taking taylor expansion of (/ +nan.0 (* (sqr b) (sqr (hypot (/ -1 c) (/ -1 d))))) in b
* [misc]taylor:  Taking taylor expansion of +nan.0 in b
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (* (sqr b) (sqr (hypot (/ -1 c) (/ -1 d)))) in b
* [misc]taylor:  Taking taylor expansion of (sqr b) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ -1 c) (/ -1 d))) in b
* [misc]taylor:  Taking taylor expansion of (hypot (/ -1 c) (/ -1 d)) in b
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (* (hypot (/ -1 c) (/ -1 d)) (hypot (/ -1 c) (/ -1 d))) into (sqr (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (* 0 (sqr (hypot (/ -1 c) (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (* 0 (hypot (/ -1 c) (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 0 (sqr (hypot (/ -1 c) (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 0 0) (* 1 (sqr (hypot (/ -1 c) (/ -1 d)))))) into (sqr (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (/ +nan.0 (sqr (hypot (/ -1 c) (/ -1 d)))) into (/ +nan.0 (sqr (hypot (/ -1 c) (/ -1 d))))
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 (sqr (hypot (/ -1 c) (/ -1 d)))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 0 0) (+ (* 1 0) (* 0 (sqr (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (sqr (hypot (/ -1 c) (/ -1 d)))) (+ (* (/ +nan.0 (sqr (hypot (/ -1 c) (/ -1 d)))) (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (sqr (hypot (/ -1 c) (/ -1 d)))) (+ (* (/ +nan.0 (sqr (hypot (/ -1 c) (/ -1 d)))) (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))) (* 0 (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 b) (/ 0 (- b))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (* 0 (/ -1 b))) into 0
* [misc]backup-simplify:  Simplify (* (/ -1 d) (/ -1 a)) into (/ 1 (* d a))
* [misc]backup-simplify:  Simplify (- (/ 1 (* d a))) into (- (/ 1 (* d a)))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 (* d a)))) into (- (/ 1 (* d a)))
* [misc]backup-simplify:  Simplify (/ (- (- (/ 1 (* d a))) (sqr (/ +nan.0 b)) (+)) (* 2 0)) into (* +nan.0 (+ (/ 1 (* d a)) (- (* +nan.0 (/ 1 (sqr b))))))
* [misc]backup-simplify:  Simplify (- (/ (* +nan.0 (+ (/ 1 (* d a)) (- (* +nan.0 (/ 1 (sqr b)))))) (hypot (/ -1 c) (/ -1 d))) (+ (* (/ +nan.0 (* b (hypot (/ -1 c) (/ -1 d)))) (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into (- (+ (* +nan.0 (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d)))))) (- (* +nan.0 (/ 1 (* (sqr b) (hypot (/ -1 c) (/ -1 d))))))))
* [misc]backup-simplify:  Simplify (+ (* (/ +nan.0 (* b (hypot (/ -1 c) (/ -1 d)))) (- (+ (* +nan.0 (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d)))))) (- (* +nan.0 (/ 1 (* (sqr b) (hypot (/ -1 c) (/ -1 d))))))))) (* (- (+ (* +nan.0 (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d)))))) (- (* +nan.0 (/ 1 (* (sqr b) (hypot (/ -1 c) (/ -1 d)))))))) (/ +nan.0 (* b (hypot (/ -1 c) (/ -1 d)))))) into (- (+ (* +nan.0 (/ 1 (* b (* d (* a (sqr (hypot (/ -1 c) (/ -1 d)))))))) (- (* +nan.0 (/ 1 (* (pow b 3) (sqr (hypot (/ -1 c) (/ -1 d)))))))))
* [misc]taylor:  Taking taylor expansion of (- (+ (* +nan.0 (/ 1 (* b (* d (* a (sqr (hypot (/ -1 c) (/ -1 d)))))))) (- (* +nan.0 (/ 1 (* (pow b 3) (sqr (hypot (/ -1 c) (/ -1 d))))))))) in b
* [misc]taylor:  Taking taylor expansion of (+ (* +nan.0 (/ 1 (* b (* d (* a (sqr (hypot (/ -1 c) (/ -1 d)))))))) (- (* +nan.0 (/ 1 (* (pow b 3) (sqr (hypot (/ -1 c) (/ -1 d)))))))) in b
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (/ 1 (* b (* d (* a (sqr (hypot (/ -1 c) (/ -1 d)))))))) in b
* [misc]taylor:  Taking taylor expansion of +nan.0 in b
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (/ 1 (* b (* d (* a (sqr (hypot (/ -1 c) (/ -1 d))))))) in b
* [misc]taylor:  Taking taylor expansion of (* b (* d (* a (sqr (hypot (/ -1 c) (/ -1 d)))))) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (* d (* a (sqr (hypot (/ -1 c) (/ -1 d))))) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (* a (sqr (hypot (/ -1 c) (/ -1 d)))) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ -1 c) (/ -1 d))) in b
* [misc]taylor:  Taking taylor expansion of (hypot (/ -1 c) (/ -1 d)) in b
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* (hypot (/ -1 c) (/ -1 d)) (hypot (/ -1 c) (/ -1 d))) into (sqr (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (* a (sqr (hypot (/ -1 c) (/ -1 d)))) into (* a (sqr (hypot (/ -1 c) (/ -1 d))))
* [misc]backup-simplify:  Simplify (* d (* a (sqr (hypot (/ -1 c) (/ -1 d))))) into (* d (* a (sqr (hypot (/ -1 c) (/ -1 d)))))
* [misc]backup-simplify:  Simplify (* 0 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (* 0 (hypot (/ -1 c) (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* a 0) (* 0 (sqr (hypot (/ -1 c) (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 (* a (sqr (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d))))))) into (* d (* a (sqr (hypot (/ -1 c) (/ -1 d)))))
* [misc]backup-simplify:  Simplify (/ 1 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d)))))) into (/ 1 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d))))))
* [misc]taylor:  Taking taylor expansion of (- (* +nan.0 (/ 1 (* (pow b 3) (sqr (hypot (/ -1 c) (/ -1 d))))))) in b
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (/ 1 (* (pow b 3) (sqr (hypot (/ -1 c) (/ -1 d)))))) in b
* [misc]taylor:  Taking taylor expansion of +nan.0 in b
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (pow b 3) (sqr (hypot (/ -1 c) (/ -1 d))))) in b
* [misc]taylor:  Taking taylor expansion of (* (pow b 3) (sqr (hypot (/ -1 c) (/ -1 d)))) in b
* [misc]taylor:  Taking taylor expansion of (pow b 3) in b
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ -1 c) (/ -1 d))) in b
* [misc]taylor:  Taking taylor expansion of (hypot (/ -1 c) (/ -1 d)) in b
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* (hypot (/ -1 c) (/ -1 d)) (hypot (/ -1 c) (/ -1 d))) into (sqr (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (* 1 (sqr (hypot (/ -1 c) (/ -1 d)))) into (sqr (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) into (/ 1 (sqr (hypot (/ -1 c) (/ -1 d))))
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* a 0) (+ (* 0 0) (* 0 (sqr (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (* 0 (* a (sqr (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d)))))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d)))))) (/ 0 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d))))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* +nan.0 0) (* 0 (/ 1 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d)))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (* 0 (hypot (/ -1 c) (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (sqr (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 (sqr (hypot (/ -1 c) (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 (sqr (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))) (* 0 (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))) (* 0 (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))) (* 0 (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* +nan.0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d)))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (sqr (hypot (/ -1 c) (/ -1 d))))))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (sqr (hypot (/ -1 c) (/ -1 d)))) (+ (* (/ +nan.0 (sqr (hypot (/ -1 c) (/ -1 d)))) (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))) (* 0 (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))) (* 0 (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 b) (/ 0 (- b))) (* 0 (/ 0 (- b))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (* 0 (/ -1 b)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 a) (/ 0 (- a))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d) (/ 0 (- d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 d) 0) (* 0 (/ -1 a))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (+ (* 2 (* (/ +nan.0 b) (* +nan.0 (+ (/ 1 (* d a)) (- (* +nan.0 (/ 1 (sqr b)))))))))) (* 2 0)) into (* +nan.0 (+ (* +nan.0 (/ 1 (pow b 3))) (- (* +nan.0 (/ 1 (* b (* d a)))))))
* [misc]backup-simplify:  Simplify (- (/ (* +nan.0 (+ (* +nan.0 (/ 1 (pow b 3))) (- (* +nan.0 (/ 1 (* b (* d a))))))) (hypot (/ -1 c) (/ -1 d))) (+ (* (/ +nan.0 (* b (hypot (/ -1 c) (/ -1 d)))) (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* (- (+ (* +nan.0 (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d)))))) (- (* +nan.0 (/ 1 (* (sqr b) (hypot (/ -1 c) (/ -1 d)))))))) (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into (- (+ (* +nan.0 (/ 1 (* (pow b 3) (hypot (/ -1 c) (/ -1 d))))) (- (* +nan.0 (/ 1 (* b (* d (* a (hypot (/ -1 c) (/ -1 d))))))))))
* [misc]backup-simplify:  Simplify (+ (* (/ +nan.0 (* b (hypot (/ -1 c) (/ -1 d)))) (- (+ (* +nan.0 (/ 1 (* (pow b 3) (hypot (/ -1 c) (/ -1 d))))) (- (* +nan.0 (/ 1 (* b (* d (* a (hypot (/ -1 c) (/ -1 d))))))))))) (+ (* (- (+ (* +nan.0 (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d)))))) (- (* +nan.0 (/ 1 (* (sqr b) (hypot (/ -1 c) (/ -1 d)))))))) (- (+ (* +nan.0 (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d)))))) (- (* +nan.0 (/ 1 (* (sqr b) (hypot (/ -1 c) (/ -1 d))))))))) (* (- (+ (* +nan.0 (/ 1 (* (pow b 3) (hypot (/ -1 c) (/ -1 d))))) (- (* +nan.0 (/ 1 (* b (* d (* a (hypot (/ -1 c) (/ -1 d)))))))))) (/ +nan.0 (* b (hypot (/ -1 c) (/ -1 d))))))) into (- (+ (* +nan.0 (/ 1 (* (sqr b) (* d (* a (sqr (hypot (/ -1 c) (/ -1 d)))))))) (- (+ (* +nan.0 (/ 1 (* (pow b 4) (sqr (hypot (/ -1 c) (/ -1 d)))))) (- (* +nan.0 (/ 1 (* (sqr d) (* (sqr a) (sqr (hypot (/ -1 c) (/ -1 d))))))))))))
* [misc]taylor:  Taking taylor expansion of (- (+ (* +nan.0 (/ 1 (* (sqr b) (* d (* a (sqr (hypot (/ -1 c) (/ -1 d)))))))) (- (+ (* +nan.0 (/ 1 (* (pow b 4) (sqr (hypot (/ -1 c) (/ -1 d)))))) (- (* +nan.0 (/ 1 (* (sqr d) (* (sqr a) (sqr (hypot (/ -1 c) (/ -1 d)))))))))))) in b
* [misc]taylor:  Taking taylor expansion of (+ (* +nan.0 (/ 1 (* (sqr b) (* d (* a (sqr (hypot (/ -1 c) (/ -1 d)))))))) (- (+ (* +nan.0 (/ 1 (* (pow b 4) (sqr (hypot (/ -1 c) (/ -1 d)))))) (- (* +nan.0 (/ 1 (* (sqr d) (* (sqr a) (sqr (hypot (/ -1 c) (/ -1 d))))))))))) in b
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (/ 1 (* (sqr b) (* d (* a (sqr (hypot (/ -1 c) (/ -1 d)))))))) in b
* [misc]taylor:  Taking taylor expansion of +nan.0 in b
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (sqr b) (* d (* a (sqr (hypot (/ -1 c) (/ -1 d))))))) in b
* [misc]taylor:  Taking taylor expansion of (* (sqr b) (* d (* a (sqr (hypot (/ -1 c) (/ -1 d)))))) in b
* [misc]taylor:  Taking taylor expansion of (sqr b) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (* d (* a (sqr (hypot (/ -1 c) (/ -1 d))))) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (* a (sqr (hypot (/ -1 c) (/ -1 d)))) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ -1 c) (/ -1 d))) in b
* [misc]taylor:  Taking taylor expansion of (hypot (/ -1 c) (/ -1 d)) in b
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (* (hypot (/ -1 c) (/ -1 d)) (hypot (/ -1 c) (/ -1 d))) into (sqr (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (* a (sqr (hypot (/ -1 c) (/ -1 d)))) into (* a (sqr (hypot (/ -1 c) (/ -1 d))))
* [misc]backup-simplify:  Simplify (* d (* a (sqr (hypot (/ -1 c) (/ -1 d))))) into (* d (* a (sqr (hypot (/ -1 c) (/ -1 d)))))
* [misc]backup-simplify:  Simplify (* 0 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (* 0 (hypot (/ -1 c) (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* a 0) (* 0 (sqr (hypot (/ -1 c) (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 (* a (sqr (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 0 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* a 0) (+ (* 0 0) (* 0 (sqr (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (* 0 (* a (sqr (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 0 0) (* 1 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d)))))))) into (* d (* a (sqr (hypot (/ -1 c) (/ -1 d)))))
* [misc]backup-simplify:  Simplify (/ 1 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d)))))) into (/ 1 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d))))))
* [misc]taylor:  Taking taylor expansion of (- (+ (* +nan.0 (/ 1 (* (pow b 4) (sqr (hypot (/ -1 c) (/ -1 d)))))) (- (* +nan.0 (/ 1 (* (sqr d) (* (sqr a) (sqr (hypot (/ -1 c) (/ -1 d)))))))))) in b
* [misc]taylor:  Taking taylor expansion of (+ (* +nan.0 (/ 1 (* (pow b 4) (sqr (hypot (/ -1 c) (/ -1 d)))))) (- (* +nan.0 (/ 1 (* (sqr d) (* (sqr a) (sqr (hypot (/ -1 c) (/ -1 d))))))))) in b
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (/ 1 (* (pow b 4) (sqr (hypot (/ -1 c) (/ -1 d)))))) in b
* [misc]taylor:  Taking taylor expansion of +nan.0 in b
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (pow b 4) (sqr (hypot (/ -1 c) (/ -1 d))))) in b
* [misc]taylor:  Taking taylor expansion of (* (pow b 4) (sqr (hypot (/ -1 c) (/ -1 d)))) in b
* [misc]taylor:  Taking taylor expansion of (pow b 4) in b
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ -1 c) (/ -1 d))) in b
* [misc]taylor:  Taking taylor expansion of (hypot (/ -1 c) (/ -1 d)) in b
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* (hypot (/ -1 c) (/ -1 d)) (hypot (/ -1 c) (/ -1 d))) into (sqr (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (* 1 (sqr (hypot (/ -1 c) (/ -1 d)))) into (sqr (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) into (/ 1 (sqr (hypot (/ -1 c) (/ -1 d))))
* [misc]taylor:  Taking taylor expansion of (- (* +nan.0 (/ 1 (* (sqr d) (* (sqr a) (sqr (hypot (/ -1 c) (/ -1 d)))))))) in b
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (/ 1 (* (sqr d) (* (sqr a) (sqr (hypot (/ -1 c) (/ -1 d))))))) in b
* [misc]taylor:  Taking taylor expansion of +nan.0 in b
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (sqr d) (* (sqr a) (sqr (hypot (/ -1 c) (/ -1 d)))))) in b
* [misc]taylor:  Taking taylor expansion of (* (sqr d) (* (sqr a) (sqr (hypot (/ -1 c) (/ -1 d))))) in b
* [misc]taylor:  Taking taylor expansion of (sqr d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (* (sqr a) (sqr (hypot (/ -1 c) (/ -1 d)))) in b
* [misc]taylor:  Taking taylor expansion of (sqr a) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ -1 c) (/ -1 d))) in b
* [misc]taylor:  Taking taylor expansion of (hypot (/ -1 c) (/ -1 d)) in b
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* d d) into (sqr d)
* [misc]backup-simplify:  Simplify (* a a) into (sqr a)
* [misc]backup-simplify:  Simplify (* (hypot (/ -1 c) (/ -1 d)) (hypot (/ -1 c) (/ -1 d))) into (sqr (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (* (sqr a) (sqr (hypot (/ -1 c) (/ -1 d)))) into (* (sqr a) (sqr (hypot (/ -1 c) (/ -1 d))))
* [misc]backup-simplify:  Simplify (* (sqr d) (* (sqr a) (sqr (hypot (/ -1 c) (/ -1 d))))) into (* (sqr d) (* (sqr a) (sqr (hypot (/ -1 c) (/ -1 d)))))
* [misc]backup-simplify:  Simplify (/ 1 (* (sqr d) (* (sqr a) (sqr (hypot (/ -1 c) (/ -1 d)))))) into (/ 1 (* (sqr d) (* (sqr a) (sqr (hypot (/ -1 c) (/ -1 d))))))
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* a 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (sqr (hypot (/ -1 c) (/ -1 d)))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* a 0) (+ (* 0 0) (+ (* 0 0) (* 0 (sqr (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (* a (sqr (hypot (/ -1 c) (/ -1 d))))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (+ (* 0 0) (* 0 (* a (sqr (hypot (/ -1 c) (/ -1 d)))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d)))))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 0 0) (+ (* 1 0) (* 0 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d))))))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d)))))) (/ 0 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d))))))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d)))))) (/ 0 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d))))))) (* 0 (/ 0 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d))))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* +nan.0 0) (+ (* 0 0) (* 0 (/ 1 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d))))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (* 0 (hypot (/ -1 c) (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (sqr (hypot (/ -1 c) (/ -1 d)))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 (sqr (hypot (/ -1 c) (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (sqr (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 (sqr (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))) (* 0 (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))) (* 0 (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))) (* 0 (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))) (* 0 (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))) (* 0 (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))) (* 0 (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* +nan.0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 (sqr (hypot (/ -1 c) (/ -1 d))))))))) into 0
* [misc]backup-simplify:  Simplify (* +nan.0 (/ 1 (* (sqr d) (* (sqr a) (sqr (hypot (/ -1 c) (/ -1 d))))))) into (/ +nan.0 (* (sqr d) (* (sqr a) (sqr (hypot (/ -1 c) (/ -1 d))))))
* [misc]backup-simplify:  Simplify (- (/ +nan.0 (* (sqr d) (* (sqr a) (sqr (hypot (/ -1 c) (/ -1 d))))))) into (- (* +nan.0 (/ 1 (* (sqr d) (* (sqr a) (sqr (hypot (/ -1 c) (/ -1 d))))))))
* [misc]backup-simplify:  Simplify (+ 0 (- (* +nan.0 (/ 1 (* (sqr d) (* (sqr a) (sqr (hypot (/ -1 c) (/ -1 d))))))))) into (- (* +nan.0 (/ 1 (* (sqr d) (* (sqr a) (sqr (hypot (/ -1 c) (/ -1 d))))))))
* [misc]backup-simplify:  Simplify (- (- (* +nan.0 (/ 1 (* (sqr d) (* (sqr a) (sqr (hypot (/ -1 c) (/ -1 d))))))))) into (- (* +nan.0 (/ 1 (* (sqr d) (* (sqr a) (sqr (hypot (/ -1 c) (/ -1 d))))))))
* [misc]backup-simplify:  Simplify (+ 0 (- (* +nan.0 (/ 1 (* (sqr d) (* (sqr a) (sqr (hypot (/ -1 c) (/ -1 d))))))))) into (- (* +nan.0 (/ 1 (* (sqr d) (* (sqr a) (sqr (hypot (/ -1 c) (/ -1 d))))))))
* [misc]backup-simplify:  Simplify (- (- (* +nan.0 (/ 1 (* (sqr d) (* (sqr a) (sqr (hypot (/ -1 c) (/ -1 d))))))))) into (- (* +nan.0 (/ 1 (* (sqr d) (* (sqr a) (sqr (hypot (/ -1 c) (/ -1 d))))))))
* [misc]taylor:  Taking taylor expansion of (- (* +nan.0 (/ 1 (* (sqr d) (* (sqr a) (sqr (hypot (/ -1 c) (/ -1 d)))))))) in d
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (/ 1 (* (sqr d) (* (sqr a) (sqr (hypot (/ -1 c) (/ -1 d))))))) in d
* [misc]taylor:  Taking taylor expansion of +nan.0 in d
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (sqr d) (* (sqr a) (sqr (hypot (/ -1 c) (/ -1 d)))))) in d
* [misc]taylor:  Taking taylor expansion of (* (sqr d) (* (sqr a) (sqr (hypot (/ -1 c) (/ -1 d))))) in d
* [misc]taylor:  Taking taylor expansion of (sqr d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (* (sqr a) (sqr (hypot (/ -1 c) (/ -1 d)))) in d
* [misc]taylor:  Taking taylor expansion of (sqr a) in d
* [misc]taylor:  Taking taylor expansion of a in d
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ -1 c) (/ -1 d))) in d
* [misc]taylor:  Taking taylor expansion of (hypot (/ -1 c) (/ -1 d)) in d
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (* a a) into (sqr a)
* [misc]backup-simplify:  Simplify (* (hypot (/ -1 c) (/ -1 d)) (hypot (/ -1 c) (/ -1 d))) into (sqr (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (* (sqr a) (sqr (hypot (/ -1 c) (/ -1 d)))) into (* (sqr a) (sqr (hypot (/ -1 c) (/ -1 d))))
* [misc]backup-simplify:  Simplify (* 0 (* (sqr a) (sqr (hypot (/ -1 c) (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (* 0 (hypot (/ -1 c) (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* a 0) (* 0 a)) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr a) 0) (* 0 (sqr (hypot (/ -1 c) (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 0 (* (sqr a) (sqr (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* a 0) (+ (* 0 0) (* 0 a))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr a) 0) (+ (* 0 0) (* 0 (sqr (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 0 0) (* 1 (* (sqr a) (sqr (hypot (/ -1 c) (/ -1 d))))))) into (* (sqr a) (sqr (hypot (/ -1 c) (/ -1 d))))
* [misc]backup-simplify:  Simplify (/ 1 (* (sqr a) (sqr (hypot (/ -1 c) (/ -1 d))))) into (/ 1 (* (sqr a) (sqr (hypot (/ -1 c) (/ -1 d)))))
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* a 0) (+ (* 0 0) (+ (* 0 0) (* 0 a)))) into 0
* [misc]backup-simplify:  Simplify (+ (* a 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 a))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr a) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (sqr (hypot (/ -1 c) (/ -1 d)))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr a) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (sqr (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 (* (sqr a) (sqr (hypot (/ -1 c) (/ -1 d))))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 0 0) (+ (* 1 0) (* 0 (* (sqr a) (sqr (hypot (/ -1 c) (/ -1 d)))))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* (sqr a) (sqr (hypot (/ -1 c) (/ -1 d))))) (/ 0 (* (sqr a) (sqr (hypot (/ -1 c) (/ -1 d)))))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* (sqr a) (sqr (hypot (/ -1 c) (/ -1 d))))) (/ 0 (* (sqr a) (sqr (hypot (/ -1 c) (/ -1 d)))))) (* 0 (/ 0 (* (sqr a) (sqr (hypot (/ -1 c) (/ -1 d)))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* +nan.0 0) (+ (* 0 0) (* 0 (/ 1 (* (sqr a) (sqr (hypot (/ -1 c) (/ -1 d)))))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]approximate:  Taking taylor expansion of (/ (sqrt (- (* c b) (* d a))) (hypot c d)) in (c b d a) around 0
* [misc]taylor:  Taking taylor expansion of (/ (sqrt (- (* c b) (* d a))) (hypot c d)) in a
* [misc]taylor:  Taking taylor expansion of (sqrt (- (* c b) (* d a))) in a
* [misc]taylor:  Taking taylor expansion of (- (* c b) (* d a)) in a
* [misc]taylor:  Taking taylor expansion of (* c b) in a
* [misc]taylor:  Taking taylor expansion of c in a
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of b in a
* [misc]backup-simplify:  Simplify b into b
* [misc]taylor:  Taking taylor expansion of (* d a) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* c b) into (* b c)
* [misc]backup-simplify:  Simplify (* d 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ (* b c) 0) into (* b c)
* [misc]backup-simplify:  Simplify (sqrt (* b c)) into (sqrt (* b c))
* [misc]backup-simplify:  Simplify (+ (* c 0) (* 0 b)) into 0
* [misc]backup-simplify:  Simplify (+ (* d 1) (* 0 0)) into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (+ 0 (- d)) into (- d)
* [misc]backup-simplify:  Simplify (/ (- d) (* 2 (sqrt (* b c)))) into (* -1/2 (* (sqrt (/ 1 (* b c))) d))
* [misc]taylor:  Taking taylor expansion of (hypot c d) in a
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (/ (sqrt (* b c)) (hypot c d)) into (* (sqrt (* b c)) (/ 1 (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (/ (sqrt (- (* c b) (* d a))) (hypot c d)) in d
* [misc]taylor:  Taking taylor expansion of (sqrt (- (* c b) (* d a))) in d
* [misc]taylor:  Taking taylor expansion of (- (* c b) (* d a)) in d
* [misc]taylor:  Taking taylor expansion of (* c b) in d
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of b in d
* [misc]backup-simplify:  Simplify b into b
* [misc]taylor:  Taking taylor expansion of (* d a) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of a in d
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (* c b) into (* b c)
* [misc]backup-simplify:  Simplify (* 0 a) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ (* b c) 0) into (* b c)
* [misc]backup-simplify:  Simplify (sqrt (* b c)) into (sqrt (* b c))
* [misc]backup-simplify:  Simplify (+ (* c 0) (* 0 b)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 a)) into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (+ 0 (- a)) into (- a)
* [misc]backup-simplify:  Simplify (/ (- a) (* 2 (sqrt (* b c)))) into (* -1/2 (* (sqrt (/ 1 (* b c))) a))
* [misc]taylor:  Taking taylor expansion of (hypot c d) in d
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (/ (sqrt (* b c)) (hypot c d)) into (* (sqrt (* b c)) (/ 1 (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (/ (sqrt (- (* c b) (* d a))) (hypot c d)) in b
* [misc]taylor:  Taking taylor expansion of (sqrt (- (* c b) (* d a))) in b
* [misc]taylor:  Taking taylor expansion of (- (* c b) (* d a)) in b
* [misc]taylor:  Taking taylor expansion of (* c b) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (* d a) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (* c 0) into 0
* [misc]backup-simplify:  Simplify (* d a) into (* d a)
* [misc]backup-simplify:  Simplify (- (* d a)) into (- (* d a))
* [misc]backup-simplify:  Simplify (+ 0 (- (* d a))) into (- (* d a))
* [misc]backup-simplify:  Simplify (sqrt (- (* d a))) into (sqrt (- (* d a)))
* [misc]backup-simplify:  Simplify (+ (* c 1) (* 0 0)) into c
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 a)) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ c 0) into c
* [misc]backup-simplify:  Simplify (/ c (* 2 (sqrt (- (* d a))))) into (* 1/2 (/ c (sqrt (- (* d a)))))
* [misc]taylor:  Taking taylor expansion of (hypot c d) in b
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (/ (sqrt (- (* d a))) (hypot c d)) into (/ (sqrt (- (* d a))) (hypot c d))
* [misc]taylor:  Taking taylor expansion of (/ (sqrt (- (* c b) (* d a))) (hypot c d)) in c
* [misc]taylor:  Taking taylor expansion of (sqrt (- (* c b) (* d a))) in c
* [misc]taylor:  Taking taylor expansion of (- (* c b) (* d a)) in c
* [misc]taylor:  Taking taylor expansion of (* c b) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [misc]taylor:  Taking taylor expansion of (* d a) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (* 0 b) into 0
* [misc]backup-simplify:  Simplify (* d a) into (* d a)
* [misc]backup-simplify:  Simplify (- (* d a)) into (- (* d a))
* [misc]backup-simplify:  Simplify (+ 0 (- (* d a))) into (- (* d a))
* [misc]backup-simplify:  Simplify (sqrt (- (* d a))) into (sqrt (- (* d a)))
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 b)) into b
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 a)) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ b 0) into b
* [misc]backup-simplify:  Simplify (/ b (* 2 (sqrt (- (* d a))))) into (* 1/2 (/ b (sqrt (- (* d a)))))
* [misc]taylor:  Taking taylor expansion of (hypot c d) in c
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (/ (sqrt (- (* d a))) (hypot c d)) into (/ (sqrt (- (* d a))) (hypot c d))
* [misc]taylor:  Taking taylor expansion of (/ (sqrt (- (* c b) (* d a))) (hypot c d)) in c
* [misc]taylor:  Taking taylor expansion of (sqrt (- (* c b) (* d a))) in c
* [misc]taylor:  Taking taylor expansion of (- (* c b) (* d a)) in c
* [misc]taylor:  Taking taylor expansion of (* c b) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [misc]taylor:  Taking taylor expansion of (* d a) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (* 0 b) into 0
* [misc]backup-simplify:  Simplify (* d a) into (* d a)
* [misc]backup-simplify:  Simplify (- (* d a)) into (- (* d a))
* [misc]backup-simplify:  Simplify (+ 0 (- (* d a))) into (- (* d a))
* [misc]backup-simplify:  Simplify (sqrt (- (* d a))) into (sqrt (- (* d a)))
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 b)) into b
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 a)) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ b 0) into b
* [misc]backup-simplify:  Simplify (/ b (* 2 (sqrt (- (* d a))))) into (* 1/2 (/ b (sqrt (- (* d a)))))
* [misc]taylor:  Taking taylor expansion of (hypot c d) in c
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (/ (sqrt (- (* d a))) (hypot c d)) into (/ (sqrt (- (* d a))) (hypot c d))
* [misc]taylor:  Taking taylor expansion of (/ (sqrt (- (* d a))) (hypot c d)) in b
* [misc]taylor:  Taking taylor expansion of (sqrt (- (* d a))) in b
* [misc]taylor:  Taking taylor expansion of (- (* d a)) in b
* [misc]taylor:  Taking taylor expansion of (* d a) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (* d a) into (* d a)
* [misc]backup-simplify:  Simplify (- (* d a)) into (- (* d a))
* [misc]backup-simplify:  Simplify (- (* d a)) into (- (* d a))
* [misc]backup-simplify:  Simplify (sqrt (- (* d a))) into (sqrt (- (* d a)))
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 a)) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- (* d a)) into (- (* d a))
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (- (* d a))))) into 0
* [misc]taylor:  Taking taylor expansion of (hypot c d) in b
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (/ (sqrt (- (* d a))) (hypot c d)) into (/ (sqrt (- (* d a))) (hypot c d))
* [misc]taylor:  Taking taylor expansion of (/ (sqrt (- (* d a))) (hypot c d)) in d
* [misc]taylor:  Taking taylor expansion of (sqrt (- (* d a))) in d
* [misc]taylor:  Taking taylor expansion of (- (* d a)) in d
* [misc]taylor:  Taking taylor expansion of (* d a) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of a in d
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (* 0 a) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 a)) into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (sqrt 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (/ (- a) (* 2 (sqrt 0))) into (* +nan.0 a)
* [misc]taylor:  Taking taylor expansion of (hypot c d) in d
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (/ (* +nan.0 a) (hypot c d)) into (* +nan.0 (/ a (hypot c d)))
* [misc]backup-simplify:  Simplify (- (/ (* 1/2 (/ b (sqrt (- (* d a))))) (hypot c d)) (+ (* (/ (sqrt (- (* d a))) (hypot c d)) (/ 0 (hypot c d))))) into (* 1/2 (/ b (* (sqrt (- (* d a))) (hypot c d))))
* [misc]taylor:  Taking taylor expansion of (* 1/2 (/ b (* (sqrt (- (* d a))) (hypot c d)))) in b
* [misc]taylor:  Taking taylor expansion of 1/2 in b
* [misc]backup-simplify:  Simplify 1/2 into 1/2
* [misc]taylor:  Taking taylor expansion of (/ b (* (sqrt (- (* d a))) (hypot c d))) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (* (sqrt (- (* d a))) (hypot c d)) in b
* [misc]taylor:  Taking taylor expansion of (sqrt (- (* d a))) in b
* [misc]taylor:  Taking taylor expansion of (- (* d a)) in b
* [misc]taylor:  Taking taylor expansion of (* d a) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (* d a) into (* d a)
* [misc]backup-simplify:  Simplify (- (* d a)) into (- (* d a))
* [misc]backup-simplify:  Simplify (- (* d a)) into (- (* d a))
* [misc]backup-simplify:  Simplify (sqrt (- (* d a))) into (sqrt (- (* d a)))
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 a)) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- (* d a)) into (- (* d a))
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (- (* d a))))) into 0
* [misc]taylor:  Taking taylor expansion of (hypot c d) in b
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* (sqrt (- (* d a))) (hypot c d)) into (* (sqrt (- (* d a))) (hypot c d))
* [misc]backup-simplify:  Simplify (/ 1 (* (sqrt (- (* d a))) (hypot c d))) into (/ 1 (* (sqrt (- (* d a))) (hypot c d)))
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot c d)) (+ (* (/ (sqrt (- (* d a))) (hypot c d)) (/ 0 (hypot c d))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (/ a (hypot c d))) in a
* [misc]taylor:  Taking taylor expansion of +nan.0 in a
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (/ a (hypot c d)) in a
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (hypot c d) in a
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (/ 1 (hypot c d)) into (/ 1 (hypot c d))
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 b))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (* 0 a))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (sqr (* 1/2 (/ b (sqrt (- (* d a)))))) (+)) (* 2 (sqrt (- (* d a))))) into (* -1/8 (/ (sqr b) (pow (sqrt (- (* d a))) 3)))
* [misc]backup-simplify:  Simplify (- (/ (* -1/8 (/ (sqr b) (pow (sqrt (- (* d a))) 3))) (hypot c d)) (+ (* (/ (sqrt (- (* d a))) (hypot c d)) (/ 0 (hypot c d))) (* (* 1/2 (/ b (* (sqrt (- (* d a))) (hypot c d)))) (/ 0 (hypot c d))))) into (- (* 1/8 (/ (sqr b) (* (pow (sqrt (- (* d a))) 3) (hypot c d)))))
* [misc]taylor:  Taking taylor expansion of (- (* 1/8 (/ (sqr b) (* (pow (sqrt (- (* d a))) 3) (hypot c d))))) in b
* [misc]taylor:  Taking taylor expansion of (* 1/8 (/ (sqr b) (* (pow (sqrt (- (* d a))) 3) (hypot c d)))) in b
* [misc]taylor:  Taking taylor expansion of 1/8 in b
* [misc]backup-simplify:  Simplify 1/8 into 1/8
* [misc]taylor:  Taking taylor expansion of (/ (sqr b) (* (pow (sqrt (- (* d a))) 3) (hypot c d))) in b
* [misc]taylor:  Taking taylor expansion of (sqr b) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (* (pow (sqrt (- (* d a))) 3) (hypot c d)) in b
* [misc]taylor:  Taking taylor expansion of (pow (sqrt (- (* d a))) 3) in b
* [misc]taylor:  Taking taylor expansion of (exp (* 3 (log (sqrt (- (* d a)))))) in b
* [misc]taylor:  Taking taylor expansion of (* 3 (log (sqrt (- (* d a))))) in b
* [misc]taylor:  Taking taylor expansion of 3 in b
* [misc]backup-simplify:  Simplify 3 into 3
* [misc]taylor:  Taking taylor expansion of (log (sqrt (- (* d a)))) in b
* [misc]taylor:  Taking taylor expansion of (sqrt (- (* d a))) in b
* [misc]taylor:  Taking taylor expansion of (- (* d a)) in b
* [misc]taylor:  Taking taylor expansion of (* d a) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (* d a) into (* d a)
* [misc]backup-simplify:  Simplify (- (* d a)) into (- (* d a))
* [misc]backup-simplify:  Simplify (- (* d a)) into (- (* d a))
* [misc]backup-simplify:  Simplify (sqrt (- (* d a))) into (sqrt (- (* d a)))
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 a)) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- (* d a)) into (- (* d a))
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (- (* d a))))) into 0
* [misc]backup-simplify:  Simplify (log (sqrt (- (* d a)))) into (log (sqrt (- (* d a))))
* [misc]backup-simplify:  Simplify (* 3 (log (sqrt (- (* d a))))) into (* 3 (log (sqrt (- (* d a)))))
* [misc]backup-simplify:  Simplify (exp (* 3 (log (sqrt (- (* d a)))))) into (pow (sqrt (- (* d a))) 3)
* [misc]taylor:  Taking taylor expansion of (hypot c d) in b
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (* (pow (sqrt (- (* d a))) 3) (hypot c d)) into (* (pow (sqrt (- (* d a))) 3) (hypot c d))
* [misc]backup-simplify:  Simplify (/ 1 (* (pow (sqrt (- (* d a))) 3) (hypot c d))) into (/ 1 (* (pow (sqrt (- (* d a))) 3) (hypot c d)))
* [misc]backup-simplify:  Simplify (* 1/2 (/ 1 (* (sqrt (- (* d a))) (hypot c d)))) into (/ 1/2 (* (sqrt (- (* d a))) (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (/ 1/2 (* (sqrt (- (* d a))) (hypot c d))) in d
* [misc]taylor:  Taking taylor expansion of 1/2 in d
* [misc]backup-simplify:  Simplify 1/2 into 1/2
* [misc]taylor:  Taking taylor expansion of (* (sqrt (- (* d a))) (hypot c d)) in d
* [misc]taylor:  Taking taylor expansion of (sqrt (- (* d a))) in d
* [misc]taylor:  Taking taylor expansion of (- (* d a)) in d
* [misc]taylor:  Taking taylor expansion of (* d a) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of a in d
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (* 0 a) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 a)) into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (sqrt 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (/ (- a) (* 2 (sqrt 0))) into (* +nan.0 a)
* [misc]taylor:  Taking taylor expansion of (hypot c d) in d
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* 0 (hypot c d)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* (* +nan.0 a) (hypot c d))) into (- (* +nan.0 (* (hypot c d) a)))
* [misc]backup-simplify:  Simplify (/ 1/2 (- (* +nan.0 (* (hypot c d) a)))) into (/ +nan.0 (* (hypot c d) a))
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 a))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (sqr (* +nan.0 a)) (+)) (* 2 0)) into (* +nan.0 (sqr a))
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* (* +nan.0 a) 0) (* (* +nan.0 (sqr a)) (hypot c d)))) into (- (* +nan.0 (* (hypot c d) (sqr a))))
* [misc]backup-simplify:  Simplify (- (/ 0 (- (* +nan.0 (* (hypot c d) a)))) (+ (* (/ +nan.0 (* (hypot c d) a)) (/ (- (* +nan.0 (* (hypot c d) (sqr a)))) (- (* +nan.0 (* (hypot c d) a))))))) into (- (* +nan.0 (/ 1 (hypot c d))))
* [misc]taylor:  Taking taylor expansion of (- (* +nan.0 (/ 1 (hypot c d)))) in a
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (/ 1 (hypot c d))) in a
* [misc]taylor:  Taking taylor expansion of +nan.0 in a
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (/ 1 (hypot c d)) in a
* [misc]taylor:  Taking taylor expansion of (hypot c d) in a
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (/ 1 (hypot c d)) into (/ 1 (hypot c d))
* [misc]backup-simplify:  Simplify (* +nan.0 (/ 1 (hypot c d))) into (/ +nan.0 (hypot c d))
* [misc]backup-simplify:  Simplify (- (/ +nan.0 (hypot c d))) into (- (* +nan.0 (/ 1 (hypot c d))))
* [misc]backup-simplify:  Simplify (- (* +nan.0 (/ 1 (hypot c d)))) into (- (* +nan.0 (/ 1 (hypot c d))))
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (* 0 a))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (sqr 0) (+)) (* 2 (sqrt (- (* d a))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot c d)) (+ (* (/ (sqrt (- (* d a))) (hypot c d)) (/ 0 (hypot c d))) (* 0 (/ 0 (hypot c d))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 a))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (sqr (* +nan.0 a)) (+)) (* 2 0)) into (* +nan.0 (sqr a))
* [misc]backup-simplify:  Simplify (- (/ (* +nan.0 (sqr a)) (hypot c d)) (+ (* (* +nan.0 (/ a (hypot c d))) (/ 0 (hypot c d))))) into (- (* +nan.0 (/ (sqr a) (hypot c d))))
* [misc]taylor:  Taking taylor expansion of (- (* +nan.0 (/ (sqr a) (hypot c d)))) in a
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (/ (sqr a) (hypot c d))) in a
* [misc]taylor:  Taking taylor expansion of +nan.0 in a
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (/ (sqr a) (hypot c d)) in a
* [misc]taylor:  Taking taylor expansion of (sqr a) in a
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (hypot c d) in a
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (/ 1 (hypot c d)) into (/ 1 (hypot c d))
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (* +nan.0 (/ 1 (hypot c d))) into (/ +nan.0 (hypot c d))
* [misc]backup-simplify:  Simplify (/ +nan.0 (hypot c d)) into (/ +nan.0 (hypot c d))
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 b)))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (+ (* 0 0) (* 0 a)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (+ (* 2 (* (* 1/2 (/ b (sqrt (- (* d a))))) (* -1/8 (/ (sqr b) (pow (sqrt (- (* d a))) 3))))))) (* 2 (sqrt (- (* d a))))) into (* 1/16 (/ (pow b 3) (pow (sqrt (- (* d a))) 5)))
* [misc]backup-simplify:  Simplify (- (/ (* 1/16 (/ (pow b 3) (pow (sqrt (- (* d a))) 5))) (hypot c d)) (+ (* (/ (sqrt (- (* d a))) (hypot c d)) (/ 0 (hypot c d))) (* (* 1/2 (/ b (* (sqrt (- (* d a))) (hypot c d)))) (/ 0 (hypot c d))) (* (- (* 1/8 (/ (sqr b) (* (pow (sqrt (- (* d a))) 3) (hypot c d))))) (/ 0 (hypot c d))))) into (* 1/16 (/ (pow b 3) (* (pow (sqrt (- (* d a))) 5) (hypot c d))))
* [misc]taylor:  Taking taylor expansion of (* 1/16 (/ (pow b 3) (* (pow (sqrt (- (* d a))) 5) (hypot c d)))) in b
* [misc]taylor:  Taking taylor expansion of 1/16 in b
* [misc]backup-simplify:  Simplify 1/16 into 1/16
* [misc]taylor:  Taking taylor expansion of (/ (pow b 3) (* (pow (sqrt (- (* d a))) 5) (hypot c d))) in b
* [misc]taylor:  Taking taylor expansion of (pow b 3) in b
* [misc]taylor:  Taking taylor expansion of (* (pow (sqrt (- (* d a))) 5) (hypot c d)) in b
* [misc]taylor:  Taking taylor expansion of (pow (sqrt (- (* d a))) 5) in b
* [misc]taylor:  Taking taylor expansion of (exp (* 5 (log (sqrt (- (* d a)))))) in b
* [misc]taylor:  Taking taylor expansion of (* 5 (log (sqrt (- (* d a))))) in b
* [misc]taylor:  Taking taylor expansion of 5 in b
* [misc]backup-simplify:  Simplify 5 into 5
* [misc]taylor:  Taking taylor expansion of (log (sqrt (- (* d a)))) in b
* [misc]taylor:  Taking taylor expansion of (sqrt (- (* d a))) in b
* [misc]taylor:  Taking taylor expansion of (- (* d a)) in b
* [misc]taylor:  Taking taylor expansion of (* d a) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (* d a) into (* d a)
* [misc]backup-simplify:  Simplify (- (* d a)) into (- (* d a))
* [misc]backup-simplify:  Simplify (- (* d a)) into (- (* d a))
* [misc]backup-simplify:  Simplify (sqrt (- (* d a))) into (sqrt (- (* d a)))
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 a)) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- (* d a)) into (- (* d a))
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (- (* d a))))) into 0
* [misc]backup-simplify:  Simplify (log (sqrt (- (* d a)))) into (log (sqrt (- (* d a))))
* [misc]backup-simplify:  Simplify (* 5 (log (sqrt (- (* d a))))) into (* 5 (log (sqrt (- (* d a)))))
* [misc]backup-simplify:  Simplify (exp (* 5 (log (sqrt (- (* d a)))))) into (pow (sqrt (- (* d a))) 5)
* [misc]taylor:  Taking taylor expansion of (hypot c d) in b
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* (pow (sqrt (- (* d a))) 5) (hypot c d)) into (* (pow (sqrt (- (* d a))) 5) (hypot c d))
* [misc]backup-simplify:  Simplify (/ 1 (* (pow (sqrt (- (* d a))) 5) (hypot c d))) into (/ 1 (* (pow (sqrt (- (* d a))) 5) (hypot c d)))
* [misc]backup-simplify:  Simplify (+ (* (sqrt (- (* d a))) 0) (* 0 (hypot c d))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (* (sqrt (- (* d a))) (hypot c d))) (+ (* (/ 1 (* (sqrt (- (* d a))) (hypot c d))) (/ 0 (* (sqrt (- (* d a))) (hypot c d)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1/2 0) (* 0 (/ 1 (* (sqrt (- (* d a))) (hypot c d))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (+ (* 0 0) (* 0 a)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (+ (* 2 (* 0 0)))) (* 2 (sqrt (- (* d a))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot c d)) (+ (* (/ (sqrt (- (* d a))) (hypot c d)) (/ 0 (hypot c d))) (* 0 (/ 0 (hypot c d))) (* 0 (/ 0 (hypot c d))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 a)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (+ (* 2 (* (* +nan.0 a) (* +nan.0 (sqr a)))))) (* 2 0)) into (* +nan.0 (pow a 3))
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* (* +nan.0 a) 0) (+ (* (* +nan.0 (sqr a)) 0) (* (* +nan.0 (pow a 3)) (hypot c d))))) into (- (* +nan.0 (* (hypot c d) (pow a 3))))
* [misc]backup-simplify:  Simplify (- (/ 0 (- (* +nan.0 (* (hypot c d) a)))) (+ (* (/ +nan.0 (* (hypot c d) a)) (/ (- (* +nan.0 (* (hypot c d) (pow a 3)))) (- (* +nan.0 (* (hypot c d) a))))) (* (- (* +nan.0 (/ 1 (hypot c d)))) (/ (- (* +nan.0 (* (hypot c d) (sqr a)))) (- (* +nan.0 (* (hypot c d) a))))))) into (- (* +nan.0 (/ a (hypot c d))))
* [misc]taylor:  Taking taylor expansion of (- (* +nan.0 (/ a (hypot c d)))) in a
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (/ a (hypot c d))) in a
* [misc]taylor:  Taking taylor expansion of +nan.0 in a
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (/ a (hypot c d)) in a
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (hypot c d) in a
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (/ 1 (hypot c d)) into (/ 1 (hypot c d))
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 a)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (+ (* 2 (* (* +nan.0 a) (* +nan.0 (sqr a)))))) (* 2 0)) into (* +nan.0 (pow a 3))
* [misc]backup-simplify:  Simplify (- (/ (* +nan.0 (pow a 3)) (hypot c d)) (+ (* (* +nan.0 (/ a (hypot c d))) (/ 0 (hypot c d))) (* (- (* +nan.0 (/ (sqr a) (hypot c d)))) (/ 0 (hypot c d))))) into (- (* +nan.0 (/ (pow a 3) (hypot c d))))
* [misc]taylor:  Taking taylor expansion of (- (* +nan.0 (/ (pow a 3) (hypot c d)))) in a
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (/ (pow a 3) (hypot c d))) in a
* [misc]taylor:  Taking taylor expansion of +nan.0 in a
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (/ (pow a 3) (hypot c d)) in a
* [misc]taylor:  Taking taylor expansion of (pow a 3) in a
* [misc]taylor:  Taking taylor expansion of (hypot c d) in a
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (/ 1 (hypot c d)) into (/ 1 (hypot c d))
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot c d)) (/ 0 (hypot c d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* +nan.0 0) (* 0 (/ 1 (hypot c d)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (/ +nan.0 (hypot c d)) (* a (* d (* 1 1)))) (* (- (* +nan.0 (/ 1 (hypot c d)))) (* 1 (* 1 (* b c))))) into (- (+ (* +nan.0 (/ (* d a) (hypot c d))) (- (* +nan.0 (/ (* b c) (hypot c d))))))
* [misc]approximate:  Taking taylor expansion of (/ (sqrt (- (* (/ 1 c) (/ 1 b)) (* (/ 1 d) (/ 1 a)))) (hypot (/ 1 c) (/ 1 d))) in (c b d a) around 0
* [misc]taylor:  Taking taylor expansion of (/ (sqrt (- (* (/ 1 c) (/ 1 b)) (* (/ 1 d) (/ 1 a)))) (hypot (/ 1 c) (/ 1 d))) in a
* [misc]taylor:  Taking taylor expansion of (sqrt (- (* (/ 1 c) (/ 1 b)) (* (/ 1 d) (/ 1 a)))) in a
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 c) (/ 1 b)) (* (/ 1 d) (/ 1 a))) in a
* [misc]taylor:  Taking taylor expansion of (* (/ 1 c) (/ 1 b)) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in a
* [misc]taylor:  Taking taylor expansion of c in a
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in a
* [misc]taylor:  Taking taylor expansion of b in a
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (/ 1 b) into (/ 1 b)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d) (/ 1 a)) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in a
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (* (/ 1 d) 1) into (/ 1 d)
* [misc]backup-simplify:  Simplify (- (/ 1 d)) into (- (/ 1 d))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 d))) into (- (/ 1 d))
* [misc]backup-simplify:  Simplify (sqrt 0) into 0
* [misc]backup-simplify:  Simplify (/ (- (/ 1 d)) (* 2 (sqrt 0))) into (/ +nan.0 d)
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in a
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (/ (/ +nan.0 d) (hypot (/ 1 c) (/ 1 d))) into (/ +nan.0 (* (hypot (/ 1 c) (/ 1 d)) d))
* [misc]taylor:  Taking taylor expansion of (/ (sqrt (- (* (/ 1 c) (/ 1 b)) (* (/ 1 d) (/ 1 a)))) (hypot (/ 1 c) (/ 1 d))) in d
* [misc]taylor:  Taking taylor expansion of (sqrt (- (* (/ 1 c) (/ 1 b)) (* (/ 1 d) (/ 1 a)))) in d
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 c) (/ 1 b)) (* (/ 1 d) (/ 1 a))) in d
* [misc]taylor:  Taking taylor expansion of (* (/ 1 c) (/ 1 b)) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in d
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in d
* [misc]taylor:  Taking taylor expansion of b in d
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (/ 1 b) into (/ 1 b)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d) (/ 1 a)) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in d
* [misc]taylor:  Taking taylor expansion of a in d
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (/ 1 a) into (/ 1 a)
* [misc]backup-simplify:  Simplify (* 1 (/ 1 a)) into (/ 1 a)
* [misc]backup-simplify:  Simplify (- (/ 1 a)) into (- (/ 1 a))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 a))) into (- (/ 1 a))
* [misc]backup-simplify:  Simplify (sqrt 0) into 0
* [misc]backup-simplify:  Simplify (/ (- (/ 1 a)) (* 2 (sqrt 0))) into (/ +nan.0 a)
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in d
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (/ (/ +nan.0 a) (hypot (/ 1 c) (/ 1 d))) into (/ +nan.0 (* (hypot (/ 1 c) (/ 1 d)) a))
* [misc]taylor:  Taking taylor expansion of (/ (sqrt (- (* (/ 1 c) (/ 1 b)) (* (/ 1 d) (/ 1 a)))) (hypot (/ 1 c) (/ 1 d))) in b
* [misc]taylor:  Taking taylor expansion of (sqrt (- (* (/ 1 c) (/ 1 b)) (* (/ 1 d) (/ 1 a)))) in b
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 c) (/ 1 b)) (* (/ 1 d) (/ 1 a))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 c) (/ 1 b)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d) (/ 1 a)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (/ 1 a) into (/ 1 a)
* [misc]backup-simplify:  Simplify (* (/ 1 c) 1) into (/ 1 c)
* [misc]backup-simplify:  Simplify (+ (/ 1 c) 0) into (/ 1 c)
* [misc]backup-simplify:  Simplify (sqrt 0) into 0
* [misc]backup-simplify:  Simplify (/ (/ 1 c) (* 2 (sqrt 0))) into (/ +nan.0 c)
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in b
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (/ (/ +nan.0 c) (hypot (/ 1 c) (/ 1 d))) into (/ +nan.0 (* (hypot (/ 1 c) (/ 1 d)) c))
* [misc]taylor:  Taking taylor expansion of (/ (sqrt (- (* (/ 1 c) (/ 1 b)) (* (/ 1 d) (/ 1 a)))) (hypot (/ 1 c) (/ 1 d))) in c
* [misc]taylor:  Taking taylor expansion of (sqrt (- (* (/ 1 c) (/ 1 b)) (* (/ 1 d) (/ 1 a)))) in c
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 c) (/ 1 b)) (* (/ 1 d) (/ 1 a))) in c
* [misc]taylor:  Taking taylor expansion of (* (/ 1 c) (/ 1 b)) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in c
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (/ 1 b) into (/ 1 b)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d) (/ 1 a)) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (/ 1 a) into (/ 1 a)
* [misc]backup-simplify:  Simplify (* 1 (/ 1 b)) into (/ 1 b)
* [misc]backup-simplify:  Simplify (+ (/ 1 b) 0) into (/ 1 b)
* [misc]backup-simplify:  Simplify (sqrt 0) into 0
* [misc]backup-simplify:  Simplify (/ (/ 1 b) (* 2 (sqrt 0))) into (/ +nan.0 b)
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in c
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (/ (/ +nan.0 b) (hypot (/ 1 c) (/ 1 d))) into (/ +nan.0 (* (hypot (/ 1 c) (/ 1 d)) b))
* [misc]taylor:  Taking taylor expansion of (/ (sqrt (- (* (/ 1 c) (/ 1 b)) (* (/ 1 d) (/ 1 a)))) (hypot (/ 1 c) (/ 1 d))) in c
* [misc]taylor:  Taking taylor expansion of (sqrt (- (* (/ 1 c) (/ 1 b)) (* (/ 1 d) (/ 1 a)))) in c
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 c) (/ 1 b)) (* (/ 1 d) (/ 1 a))) in c
* [misc]taylor:  Taking taylor expansion of (* (/ 1 c) (/ 1 b)) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in c
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (/ 1 b) into (/ 1 b)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d) (/ 1 a)) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (/ 1 a) into (/ 1 a)
* [misc]backup-simplify:  Simplify (* 1 (/ 1 b)) into (/ 1 b)
* [misc]backup-simplify:  Simplify (+ (/ 1 b) 0) into (/ 1 b)
* [misc]backup-simplify:  Simplify (sqrt 0) into 0
* [misc]backup-simplify:  Simplify (/ (/ 1 b) (* 2 (sqrt 0))) into (/ +nan.0 b)
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in c
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (/ (/ +nan.0 b) (hypot (/ 1 c) (/ 1 d))) into (/ +nan.0 (* (hypot (/ 1 c) (/ 1 d)) b))
* [misc]taylor:  Taking taylor expansion of (/ +nan.0 (* (hypot (/ 1 c) (/ 1 d)) b)) in b
* [misc]taylor:  Taking taylor expansion of +nan.0 in b
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (* (hypot (/ 1 c) (/ 1 d)) b) in b
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in b
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* (hypot (/ 1 c) (/ 1 d)) 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 1) (* 0 0)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (/ +nan.0 (hypot (/ 1 c) (/ 1 d))) into (/ +nan.0 (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot (/ 1 c) (/ 1 d))) (+ (* (/ +nan.0 (hypot (/ 1 c) (/ 1 d))) (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 b) (/ 0 b)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 (/ 1 b))) into 0
* [misc]backup-simplify:  Simplify (* (/ 1 d) (/ 1 a)) into (/ 1 (* d a))
* [misc]backup-simplify:  Simplify (- (/ 1 (* d a))) into (- (/ 1 (* d a)))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 (* d a)))) into (- (/ 1 (* d a)))
* [misc]backup-simplify:  Simplify (/ (- (- (/ 1 (* d a))) (sqr (/ +nan.0 b)) (+)) (* 2 0)) into (* +nan.0 (+ (/ 1 (* d a)) (- (* +nan.0 (/ 1 (sqr b))))))
* [misc]backup-simplify:  Simplify (- (/ (* +nan.0 (+ (/ 1 (* d a)) (- (* +nan.0 (/ 1 (sqr b)))))) (hypot (/ 1 c) (/ 1 d))) (+ (* (/ +nan.0 (* (hypot (/ 1 c) (/ 1 d)) b)) (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into (- (+ (* +nan.0 (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (sqr b)))) (- (* +nan.0 (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a)))))))
* [misc]taylor:  Taking taylor expansion of (- (+ (* +nan.0 (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (sqr b)))) (- (* +nan.0 (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a))))))) in b
* [misc]taylor:  Taking taylor expansion of (+ (* +nan.0 (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (sqr b)))) (- (* +nan.0 (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a)))))) in b
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (sqr b)))) in b
* [misc]taylor:  Taking taylor expansion of +nan.0 in b
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (sqr b))) in b
* [misc]taylor:  Taking taylor expansion of (* (hypot (/ 1 c) (/ 1 d)) (sqr b)) in b
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in b
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]taylor:  Taking taylor expansion of (sqr b) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (* (hypot (/ 1 c) (/ 1 d)) 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (* 0 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 1) (+ (* 0 0) (* 0 0))) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (/ 1 (hypot (/ 1 c) (/ 1 d))) into (/ 1 (hypot (/ 1 c) (/ 1 d)))
* [misc]taylor:  Taking taylor expansion of (- (* +nan.0 (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a))))) in b
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a)))) in b
* [misc]taylor:  Taking taylor expansion of +nan.0 in b
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a))) in b
* [misc]taylor:  Taking taylor expansion of (* (hypot (/ 1 c) (/ 1 d)) (* d a)) in b
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in b
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]taylor:  Taking taylor expansion of (* d a) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (* d a) into (* d a)
* [misc]backup-simplify:  Simplify (* (hypot (/ 1 c) (/ 1 d)) (* d a)) into (* (hypot (/ 1 c) (/ 1 d)) (* d a))
* [misc]backup-simplify:  Simplify (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a))) into (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a)))
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (+ (* 0 1) (+ (* 0 0) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 1) (+ (* 0 0) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ 1 c) (/ 1 d))) (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ 1 c) (/ 1 d))) (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* 0 (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* +nan.0 0) (+ (* 0 0) (* 0 (/ 1 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]backup-simplify:  Simplify (* +nan.0 (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a)))) into (/ +nan.0 (* (hypot (/ 1 c) (/ 1 d)) (* d a)))
* [misc]backup-simplify:  Simplify (- (/ +nan.0 (* (hypot (/ 1 c) (/ 1 d)) (* d a)))) into (- (* +nan.0 (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a)))))
* [misc]backup-simplify:  Simplify (+ 0 (- (* +nan.0 (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a)))))) into (- (* +nan.0 (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a)))))
* [misc]backup-simplify:  Simplify (- (- (* +nan.0 (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a)))))) into (- (* +nan.0 (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a)))))
* [misc]taylor:  Taking taylor expansion of (- (* +nan.0 (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a))))) in d
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a)))) in d
* [misc]taylor:  Taking taylor expansion of +nan.0 in d
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a))) in d
* [misc]taylor:  Taking taylor expansion of (* (hypot (/ 1 c) (/ 1 d)) (* d a)) in d
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in d
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]taylor:  Taking taylor expansion of (* d a) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of a in d
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (* 0 a) into 0
* [misc]backup-simplify:  Simplify (* (hypot (/ 1 c) (/ 1 d)) 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 a)) into a
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) a) (* 0 0)) into (* (hypot (/ 1 c) (/ 1 d)) a)
* [misc]backup-simplify:  Simplify (/ 1 (* (hypot (/ 1 c) (/ 1 d)) a)) into (/ 1 (* (hypot (/ 1 c) (/ 1 d)) a))
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 a))) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 a) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* (hypot (/ 1 c) (/ 1 d)) a)) (/ 0 (* (hypot (/ 1 c) (/ 1 d)) a))))) into 0
* [misc]backup-simplify:  Simplify (+ (* +nan.0 0) (* 0 (/ 1 (* (hypot (/ 1 c) (/ 1 d)) a)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot (/ 1 c) (/ 1 d))) (+ (* (/ +nan.0 (hypot (/ 1 c) (/ 1 d))) (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* 0 (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 b) (/ 0 b)) (* 0 (/ 0 b)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 (/ 1 b)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 a) (/ 0 a)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 d) 0) (* 0 (/ 1 a))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (+ (* 2 (* (/ +nan.0 b) (* +nan.0 (+ (/ 1 (* d a)) (- (* +nan.0 (/ 1 (sqr b)))))))))) (* 2 0)) into (* +nan.0 (+ (* +nan.0 (/ 1 (pow b 3))) (- (* +nan.0 (/ 1 (* b (* d a)))))))
* [misc]backup-simplify:  Simplify (- (/ (* +nan.0 (+ (* +nan.0 (/ 1 (pow b 3))) (- (* +nan.0 (/ 1 (* b (* d a))))))) (hypot (/ 1 c) (/ 1 d))) (+ (* (/ +nan.0 (* (hypot (/ 1 c) (/ 1 d)) b)) (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* (- (+ (* +nan.0 (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (sqr b)))) (- (* +nan.0 (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a))))))) (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into (- (+ (* +nan.0 (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (pow b 3)))) (- (* +nan.0 (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* b (* d a))))))))
* [misc]taylor:  Taking taylor expansion of (- (+ (* +nan.0 (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (pow b 3)))) (- (* +nan.0 (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* b (* d a)))))))) in b
* [misc]taylor:  Taking taylor expansion of (+ (* +nan.0 (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (pow b 3)))) (- (* +nan.0 (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* b (* d a))))))) in b
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (pow b 3)))) in b
* [misc]taylor:  Taking taylor expansion of +nan.0 in b
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (pow b 3))) in b
* [misc]taylor:  Taking taylor expansion of (* (hypot (/ 1 c) (/ 1 d)) (pow b 3)) in b
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in b
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]taylor:  Taking taylor expansion of (pow b 3) in b
* [misc]backup-simplify:  Simplify (* (hypot (/ 1 c) (/ 1 d)) 1) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (/ 1 (hypot (/ 1 c) (/ 1 d))) into (/ 1 (hypot (/ 1 c) (/ 1 d)))
* [misc]taylor:  Taking taylor expansion of (- (* +nan.0 (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* b (* d a)))))) in b
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* b (* d a))))) in b
* [misc]taylor:  Taking taylor expansion of +nan.0 in b
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* b (* d a)))) in b
* [misc]taylor:  Taking taylor expansion of (* (hypot (/ 1 c) (/ 1 d)) (* b (* d a))) in b
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in b
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]taylor:  Taking taylor expansion of (* b (* d a)) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (* d a) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (* d a) into (* d a)
* [misc]backup-simplify:  Simplify (* 0 (* d a)) into 0
* [misc]backup-simplify:  Simplify (* (hypot (/ 1 c) (/ 1 d)) 0) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 a)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 (* d a))) into (* d a)
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) (* d a)) (* 0 0)) into (* (hypot (/ 1 c) (/ 1 d)) (* d a))
* [misc]backup-simplify:  Simplify (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a))) into (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a)))
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (* 0 1)) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ 1 c) (/ 1 d))) (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (* 0 1))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ 1 c) (/ 1 d))) (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* 0 (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ 1 c) (/ 1 d))) (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* 0 (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* 0 (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* +nan.0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 (hypot (/ 1 c) (/ 1 d))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (* 0 a))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 (* d a)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 (* d a)) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a))) (/ 0 (* (hypot (/ 1 c) (/ 1 d)) (* d a)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* +nan.0 0) (* 0 (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]approximate:  Taking taylor expansion of (/ (sqrt (- (* (/ 1 (- c)) (/ 1 (- b))) (* (/ 1 (- d)) (/ 1 (- a))))) (hypot (/ 1 (- c)) (/ 1 (- d)))) in (c b d a) around 0
* [misc]taylor:  Taking taylor expansion of (/ (sqrt (- (* (/ 1 (- c)) (/ 1 (- b))) (* (/ 1 (- d)) (/ 1 (- a))))) (hypot (/ 1 (- c)) (/ 1 (- d)))) in a
* [misc]taylor:  Taking taylor expansion of (sqrt (- (* (/ 1 (- c)) (/ 1 (- b))) (* (/ 1 (- d)) (/ 1 (- a))))) in a
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- c)) (/ 1 (- b))) (* (/ 1 (- d)) (/ 1 (- a)))) in a
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- c)) (/ 1 (- b))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in a
* [misc]taylor:  Taking taylor expansion of (- c) in a
* [misc]taylor:  Taking taylor expansion of c in a
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in a
* [misc]taylor:  Taking taylor expansion of (- b) in a
* [misc]taylor:  Taking taylor expansion of b in a
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (/ 1 (- b)) into (/ -1 b)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d)) (/ 1 (- a))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in a
* [misc]taylor:  Taking taylor expansion of (- d) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in a
* [misc]taylor:  Taking taylor expansion of (- a) in a
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]backup-simplify:  Simplify (* (/ -1 d) -1) into (/ 1 d)
* [misc]backup-simplify:  Simplify (- (/ 1 d)) into (- (/ 1 d))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 d))) into (- (/ 1 d))
* [misc]backup-simplify:  Simplify (sqrt 0) into 0
* [misc]backup-simplify:  Simplify (/ (- (/ 1 d)) (* 2 (sqrt 0))) into (/ +nan.0 d)
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in a
* [misc]backup-simplify:  Simplify (hypot (/ 1 (- c)) (/ 1 (- d))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (/ (/ +nan.0 d) (hypot (/ -1 c) (/ -1 d))) into (/ +nan.0 (* d (hypot (/ -1 c) (/ -1 d))))
* [misc]taylor:  Taking taylor expansion of (/ (sqrt (- (* (/ 1 (- c)) (/ 1 (- b))) (* (/ 1 (- d)) (/ 1 (- a))))) (hypot (/ 1 (- c)) (/ 1 (- d)))) in d
* [misc]taylor:  Taking taylor expansion of (sqrt (- (* (/ 1 (- c)) (/ 1 (- b))) (* (/ 1 (- d)) (/ 1 (- a))))) in d
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- c)) (/ 1 (- b))) (* (/ 1 (- d)) (/ 1 (- a)))) in d
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- c)) (/ 1 (- b))) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in d
* [misc]taylor:  Taking taylor expansion of (- c) in d
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in d
* [misc]taylor:  Taking taylor expansion of (- b) in d
* [misc]taylor:  Taking taylor expansion of b in d
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (/ 1 (- b)) into (/ -1 b)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d)) (/ 1 (- a))) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in d
* [misc]taylor:  Taking taylor expansion of (- d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in d
* [misc]taylor:  Taking taylor expansion of (- a) in d
* [misc]taylor:  Taking taylor expansion of a in d
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (/ 1 (- a)) into (/ -1 a)
* [misc]backup-simplify:  Simplify (* -1 (/ -1 a)) into (/ 1 a)
* [misc]backup-simplify:  Simplify (- (/ 1 a)) into (- (/ 1 a))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 a))) into (- (/ 1 a))
* [misc]backup-simplify:  Simplify (sqrt 0) into 0
* [misc]backup-simplify:  Simplify (/ (- (/ 1 a)) (* 2 (sqrt 0))) into (/ +nan.0 a)
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in d
* [misc]backup-simplify:  Simplify (hypot (/ 1 (- c)) (/ 1 (- d))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (/ (/ +nan.0 a) (hypot (/ -1 c) (/ -1 d))) into (/ +nan.0 (* a (hypot (/ -1 c) (/ -1 d))))
* [misc]taylor:  Taking taylor expansion of (/ (sqrt (- (* (/ 1 (- c)) (/ 1 (- b))) (* (/ 1 (- d)) (/ 1 (- a))))) (hypot (/ 1 (- c)) (/ 1 (- d)))) in b
* [misc]taylor:  Taking taylor expansion of (sqrt (- (* (/ 1 (- c)) (/ 1 (- b))) (* (/ 1 (- d)) (/ 1 (- a))))) in b
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- c)) (/ 1 (- b))) (* (/ 1 (- d)) (/ 1 (- a)))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- c)) (/ 1 (- b))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in b
* [misc]taylor:  Taking taylor expansion of (- c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in b
* [misc]taylor:  Taking taylor expansion of (- b) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d)) (/ 1 (- a))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in b
* [misc]taylor:  Taking taylor expansion of (- d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in b
* [misc]taylor:  Taking taylor expansion of (- a) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (/ 1 (- a)) into (/ -1 a)
* [misc]backup-simplify:  Simplify (* (/ -1 c) -1) into (/ 1 c)
* [misc]backup-simplify:  Simplify (+ (/ 1 c) 0) into (/ 1 c)
* [misc]backup-simplify:  Simplify (sqrt 0) into 0
* [misc]backup-simplify:  Simplify (/ (/ 1 c) (* 2 (sqrt 0))) into (/ +nan.0 c)
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in b
* [misc]backup-simplify:  Simplify (hypot (/ 1 (- c)) (/ 1 (- d))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (/ (/ +nan.0 c) (hypot (/ -1 c) (/ -1 d))) into (/ +nan.0 (* c (hypot (/ -1 c) (/ -1 d))))
* [misc]taylor:  Taking taylor expansion of (/ (sqrt (- (* (/ 1 (- c)) (/ 1 (- b))) (* (/ 1 (- d)) (/ 1 (- a))))) (hypot (/ 1 (- c)) (/ 1 (- d)))) in c
* [misc]taylor:  Taking taylor expansion of (sqrt (- (* (/ 1 (- c)) (/ 1 (- b))) (* (/ 1 (- d)) (/ 1 (- a))))) in c
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- c)) (/ 1 (- b))) (* (/ 1 (- d)) (/ 1 (- a)))) in c
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- c)) (/ 1 (- b))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in c
* [misc]taylor:  Taking taylor expansion of (- c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in c
* [misc]taylor:  Taking taylor expansion of (- b) in c
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (/ 1 (- b)) into (/ -1 b)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d)) (/ 1 (- a))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in c
* [misc]taylor:  Taking taylor expansion of (- d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in c
* [misc]taylor:  Taking taylor expansion of (- a) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (/ 1 (- a)) into (/ -1 a)
* [misc]backup-simplify:  Simplify (* -1 (/ -1 b)) into (/ 1 b)
* [misc]backup-simplify:  Simplify (+ (/ 1 b) 0) into (/ 1 b)
* [misc]backup-simplify:  Simplify (sqrt 0) into 0
* [misc]backup-simplify:  Simplify (/ (/ 1 b) (* 2 (sqrt 0))) into (/ +nan.0 b)
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in c
* [misc]backup-simplify:  Simplify (hypot (/ 1 (- c)) (/ 1 (- d))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (/ (/ +nan.0 b) (hypot (/ -1 c) (/ -1 d))) into (/ +nan.0 (* b (hypot (/ -1 c) (/ -1 d))))
* [misc]taylor:  Taking taylor expansion of (/ (sqrt (- (* (/ 1 (- c)) (/ 1 (- b))) (* (/ 1 (- d)) (/ 1 (- a))))) (hypot (/ 1 (- c)) (/ 1 (- d)))) in c
* [misc]taylor:  Taking taylor expansion of (sqrt (- (* (/ 1 (- c)) (/ 1 (- b))) (* (/ 1 (- d)) (/ 1 (- a))))) in c
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- c)) (/ 1 (- b))) (* (/ 1 (- d)) (/ 1 (- a)))) in c
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- c)) (/ 1 (- b))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in c
* [misc]taylor:  Taking taylor expansion of (- c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in c
* [misc]taylor:  Taking taylor expansion of (- b) in c
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (/ 1 (- b)) into (/ -1 b)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d)) (/ 1 (- a))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in c
* [misc]taylor:  Taking taylor expansion of (- d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in c
* [misc]taylor:  Taking taylor expansion of (- a) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (/ 1 (- a)) into (/ -1 a)
* [misc]backup-simplify:  Simplify (* -1 (/ -1 b)) into (/ 1 b)
* [misc]backup-simplify:  Simplify (+ (/ 1 b) 0) into (/ 1 b)
* [misc]backup-simplify:  Simplify (sqrt 0) into 0
* [misc]backup-simplify:  Simplify (/ (/ 1 b) (* 2 (sqrt 0))) into (/ +nan.0 b)
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in c
* [misc]backup-simplify:  Simplify (hypot (/ 1 (- c)) (/ 1 (- d))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (/ (/ +nan.0 b) (hypot (/ -1 c) (/ -1 d))) into (/ +nan.0 (* b (hypot (/ -1 c) (/ -1 d))))
* [misc]taylor:  Taking taylor expansion of (/ +nan.0 (* b (hypot (/ -1 c) (/ -1 d)))) in b
* [misc]taylor:  Taking taylor expansion of +nan.0 in b
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (* b (hypot (/ -1 c) (/ -1 d))) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (hypot (/ -1 c) (/ -1 d)) in b
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* 0 (hypot (/ -1 c) (/ -1 d))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 (hypot (/ -1 c) (/ -1 d)))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (/ +nan.0 (hypot (/ -1 c) (/ -1 d))) into (/ +nan.0 (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 (hypot (/ -1 c) (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot (/ -1 c) (/ -1 d))) (+ (* (/ +nan.0 (hypot (/ -1 c) (/ -1 d))) (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 b) (/ 0 (- b))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (* 0 (/ -1 b))) into 0
* [misc]backup-simplify:  Simplify (* (/ -1 d) (/ -1 a)) into (/ 1 (* d a))
* [misc]backup-simplify:  Simplify (- (/ 1 (* d a))) into (- (/ 1 (* d a)))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 (* d a)))) into (- (/ 1 (* d a)))
* [misc]backup-simplify:  Simplify (/ (- (- (/ 1 (* d a))) (sqr (/ +nan.0 b)) (+)) (* 2 0)) into (* +nan.0 (+ (/ 1 (* d a)) (- (* +nan.0 (/ 1 (sqr b))))))
* [misc]backup-simplify:  Simplify (- (/ (* +nan.0 (+ (/ 1 (* d a)) (- (* +nan.0 (/ 1 (sqr b)))))) (hypot (/ -1 c) (/ -1 d))) (+ (* (/ +nan.0 (* b (hypot (/ -1 c) (/ -1 d)))) (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into (- (+ (* +nan.0 (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d)))))) (- (* +nan.0 (/ 1 (* (sqr b) (hypot (/ -1 c) (/ -1 d))))))))
* [misc]taylor:  Taking taylor expansion of (- (+ (* +nan.0 (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d)))))) (- (* +nan.0 (/ 1 (* (sqr b) (hypot (/ -1 c) (/ -1 d)))))))) in b
* [misc]taylor:  Taking taylor expansion of (+ (* +nan.0 (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d)))))) (- (* +nan.0 (/ 1 (* (sqr b) (hypot (/ -1 c) (/ -1 d))))))) in b
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d)))))) in b
* [misc]taylor:  Taking taylor expansion of +nan.0 in b
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d))))) in b
* [misc]taylor:  Taking taylor expansion of (* d (* a (hypot (/ -1 c) (/ -1 d)))) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (* a (hypot (/ -1 c) (/ -1 d))) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of (hypot (/ -1 c) (/ -1 d)) in b
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* a (hypot (/ -1 c) (/ -1 d))) into (* a (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (* d (* a (hypot (/ -1 c) (/ -1 d)))) into (* d (* a (hypot (/ -1 c) (/ -1 d))))
* [misc]backup-simplify:  Simplify (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d))))) into (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d)))))
* [misc]taylor:  Taking taylor expansion of (- (* +nan.0 (/ 1 (* (sqr b) (hypot (/ -1 c) (/ -1 d)))))) in b
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (/ 1 (* (sqr b) (hypot (/ -1 c) (/ -1 d))))) in b
* [misc]taylor:  Taking taylor expansion of +nan.0 in b
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (sqr b) (hypot (/ -1 c) (/ -1 d)))) in b
* [misc]taylor:  Taking taylor expansion of (* (sqr b) (hypot (/ -1 c) (/ -1 d))) in b
* [misc]taylor:  Taking taylor expansion of (sqr b) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (hypot (/ -1 c) (/ -1 d)) in b
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (* 0 (hypot (/ -1 c) (/ -1 d))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 0 0) (* 1 (hypot (/ -1 c) (/ -1 d))))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (/ 1 (hypot (/ -1 c) (/ -1 d))) into (/ 1 (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (* +nan.0 (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d)))))) into (/ +nan.0 (* d (* a (hypot (/ -1 c) (/ -1 d)))))
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 0 0) (+ (* 1 0) (* 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ -1 c) (/ -1 d))) (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ -1 c) (/ -1 d))) (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* 0 (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* +nan.0 0) (+ (* 0 0) (* 0 (/ 1 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ (/ +nan.0 (* d (* a (hypot (/ -1 c) (/ -1 d))))) 0) into (- (* +nan.0 (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d)))))))
* [misc]backup-simplify:  Simplify (- (- (* +nan.0 (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d)))))))) into (- (* +nan.0 (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d)))))))
* [misc]taylor:  Taking taylor expansion of (- (* +nan.0 (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d))))))) in d
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d)))))) in d
* [misc]taylor:  Taking taylor expansion of +nan.0 in d
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d))))) in d
* [misc]taylor:  Taking taylor expansion of (* d (* a (hypot (/ -1 c) (/ -1 d)))) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (* a (hypot (/ -1 c) (/ -1 d))) in d
* [misc]taylor:  Taking taylor expansion of a in d
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of (hypot (/ -1 c) (/ -1 d)) in d
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* a (hypot (/ -1 c) (/ -1 d))) into (* a (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (* 0 (* a (hypot (/ -1 c) (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* a 0) (* 0 (hypot (/ -1 c) (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 (* a (hypot (/ -1 c) (/ -1 d))))) into (* a (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (/ 1 (* a (hypot (/ -1 c) (/ -1 d)))) into (/ 1 (* a (hypot (/ -1 c) (/ -1 d))))
* [misc]backup-simplify:  Simplify (+ (* a 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 (* a (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* a (hypot (/ -1 c) (/ -1 d)))) (/ 0 (* a (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* +nan.0 0) (* 0 (/ 1 (* a (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot (/ -1 c) (/ -1 d))) (+ (* (/ +nan.0 (hypot (/ -1 c) (/ -1 d))) (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* 0 (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 b) (/ 0 (- b))) (* 0 (/ 0 (- b))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (* 0 (/ -1 b)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 a) (/ 0 (- a))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d) (/ 0 (- d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 d) 0) (* 0 (/ -1 a))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (+ (* 2 (* (/ +nan.0 b) (* +nan.0 (+ (/ 1 (* d a)) (- (* +nan.0 (/ 1 (sqr b)))))))))) (* 2 0)) into (* +nan.0 (+ (* +nan.0 (/ 1 (pow b 3))) (- (* +nan.0 (/ 1 (* b (* d a)))))))
* [misc]backup-simplify:  Simplify (- (/ (* +nan.0 (+ (* +nan.0 (/ 1 (pow b 3))) (- (* +nan.0 (/ 1 (* b (* d a))))))) (hypot (/ -1 c) (/ -1 d))) (+ (* (/ +nan.0 (* b (hypot (/ -1 c) (/ -1 d)))) (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* (- (+ (* +nan.0 (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d)))))) (- (* +nan.0 (/ 1 (* (sqr b) (hypot (/ -1 c) (/ -1 d)))))))) (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into (- (+ (* +nan.0 (/ 1 (* (pow b 3) (hypot (/ -1 c) (/ -1 d))))) (- (* +nan.0 (/ 1 (* b (* d (* a (hypot (/ -1 c) (/ -1 d))))))))))
* [misc]taylor:  Taking taylor expansion of (- (+ (* +nan.0 (/ 1 (* (pow b 3) (hypot (/ -1 c) (/ -1 d))))) (- (* +nan.0 (/ 1 (* b (* d (* a (hypot (/ -1 c) (/ -1 d)))))))))) in b
* [misc]taylor:  Taking taylor expansion of (+ (* +nan.0 (/ 1 (* (pow b 3) (hypot (/ -1 c) (/ -1 d))))) (- (* +nan.0 (/ 1 (* b (* d (* a (hypot (/ -1 c) (/ -1 d))))))))) in b
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (/ 1 (* (pow b 3) (hypot (/ -1 c) (/ -1 d))))) in b
* [misc]taylor:  Taking taylor expansion of +nan.0 in b
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (pow b 3) (hypot (/ -1 c) (/ -1 d)))) in b
* [misc]taylor:  Taking taylor expansion of (* (pow b 3) (hypot (/ -1 c) (/ -1 d))) in b
* [misc]taylor:  Taking taylor expansion of (pow b 3) in b
* [misc]taylor:  Taking taylor expansion of (hypot (/ -1 c) (/ -1 d)) in b
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* 1 (hypot (/ -1 c) (/ -1 d))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (/ 1 (hypot (/ -1 c) (/ -1 d))) into (/ 1 (hypot (/ -1 c) (/ -1 d)))
* [misc]taylor:  Taking taylor expansion of (- (* +nan.0 (/ 1 (* b (* d (* a (hypot (/ -1 c) (/ -1 d)))))))) in b
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (/ 1 (* b (* d (* a (hypot (/ -1 c) (/ -1 d))))))) in b
* [misc]taylor:  Taking taylor expansion of +nan.0 in b
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (/ 1 (* b (* d (* a (hypot (/ -1 c) (/ -1 d)))))) in b
* [misc]taylor:  Taking taylor expansion of (* b (* d (* a (hypot (/ -1 c) (/ -1 d))))) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (* d (* a (hypot (/ -1 c) (/ -1 d)))) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (* a (hypot (/ -1 c) (/ -1 d))) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of (hypot (/ -1 c) (/ -1 d)) in b
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* a (hypot (/ -1 c) (/ -1 d))) into (* a (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (* d (* a (hypot (/ -1 c) (/ -1 d)))) into (* d (* a (hypot (/ -1 c) (/ -1 d))))
* [misc]backup-simplify:  Simplify (* 0 (* d (* a (hypot (/ -1 c) (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* a 0) (* 0 (hypot (/ -1 c) (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 (* a (hypot (/ -1 c) (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 (* d (* a (hypot (/ -1 c) (/ -1 d)))))) into (* d (* a (hypot (/ -1 c) (/ -1 d))))
* [misc]backup-simplify:  Simplify (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d))))) into (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d)))))
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 (hypot (/ -1 c) (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ -1 c) (/ -1 d))) (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ -1 c) (/ -1 d))) (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* 0 (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ -1 c) (/ -1 d))) (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* 0 (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* 0 (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* +nan.0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* a 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (* 0 (* a (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 (* d (* a (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d))))) (/ 0 (* d (* a (hypot (/ -1 c) (/ -1 d)))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* +nan.0 0) (* 0 (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]approximate:  Taking taylor expansion of (- (* c b) (* d a)) in (c b d a) around 0
* [misc]taylor:  Taking taylor expansion of (- (* c b) (* d a)) in a
* [misc]taylor:  Taking taylor expansion of (* c b) in a
* [misc]taylor:  Taking taylor expansion of c in a
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of b in a
* [misc]backup-simplify:  Simplify b into b
* [misc]taylor:  Taking taylor expansion of (* d a) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (- (* c b) (* d a)) in d
* [misc]taylor:  Taking taylor expansion of (* c b) in d
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of b in d
* [misc]backup-simplify:  Simplify b into b
* [misc]taylor:  Taking taylor expansion of (* d a) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of a in d
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of (- (* c b) (* d a)) in b
* [misc]taylor:  Taking taylor expansion of (* c b) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (* d a) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of (- (* c b) (* d a)) in c
* [misc]taylor:  Taking taylor expansion of (* c b) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [misc]taylor:  Taking taylor expansion of (* d a) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of (- (* c b) (* d a)) in c
* [misc]taylor:  Taking taylor expansion of (* c b) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [misc]taylor:  Taking taylor expansion of (* d a) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (* 0 b) into 0
* [misc]backup-simplify:  Simplify (* d a) into (* d a)
* [misc]backup-simplify:  Simplify (- (* d a)) into (- (* d a))
* [misc]backup-simplify:  Simplify (+ 0 (- (* d a))) into (- (* d a))
* [misc]taylor:  Taking taylor expansion of (- (* d a)) in b
* [misc]taylor:  Taking taylor expansion of (* d a) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (* d a) into (* d a)
* [misc]backup-simplify:  Simplify (- (* d a)) into (- (* d a))
* [misc]taylor:  Taking taylor expansion of (- (* d a)) in d
* [misc]taylor:  Taking taylor expansion of (* d a) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of a in d
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (* 0 a) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 b)) into b
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 a)) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ b 0) into b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 a)) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 a)) into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]taylor:  Taking taylor expansion of (- a) in a
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 b))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (* 0 a))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]approximate:  Taking taylor expansion of (- (* (/ 1 c) (/ 1 b)) (* (/ 1 d) (/ 1 a))) in (c b d a) around 0
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 c) (/ 1 b)) (* (/ 1 d) (/ 1 a))) in a
* [misc]taylor:  Taking taylor expansion of (* (/ 1 c) (/ 1 b)) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in a
* [misc]taylor:  Taking taylor expansion of c in a
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in a
* [misc]taylor:  Taking taylor expansion of b in a
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (/ 1 b) into (/ 1 b)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d) (/ 1 a)) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in a
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 c) (/ 1 b)) (* (/ 1 d) (/ 1 a))) in d
* [misc]taylor:  Taking taylor expansion of (* (/ 1 c) (/ 1 b)) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in d
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in d
* [misc]taylor:  Taking taylor expansion of b in d
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (/ 1 b) into (/ 1 b)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d) (/ 1 a)) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in d
* [misc]taylor:  Taking taylor expansion of a in d
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (/ 1 a) into (/ 1 a)
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 c) (/ 1 b)) (* (/ 1 d) (/ 1 a))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 c) (/ 1 b)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d) (/ 1 a)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (/ 1 a) into (/ 1 a)
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 c) (/ 1 b)) (* (/ 1 d) (/ 1 a))) in c
* [misc]taylor:  Taking taylor expansion of (* (/ 1 c) (/ 1 b)) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in c
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (/ 1 b) into (/ 1 b)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d) (/ 1 a)) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (/ 1 a) into (/ 1 a)
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 c) (/ 1 b)) (* (/ 1 d) (/ 1 a))) in c
* [misc]taylor:  Taking taylor expansion of (* (/ 1 c) (/ 1 b)) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in c
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (/ 1 b) into (/ 1 b)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d) (/ 1 a)) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (/ 1 a) into (/ 1 a)
* [misc]backup-simplify:  Simplify (* 1 (/ 1 b)) into (/ 1 b)
* [misc]backup-simplify:  Simplify (+ (/ 1 b) 0) into (/ 1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of 1 in d
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 b) (/ 0 b)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 (/ 1 b))) into 0
* [misc]backup-simplify:  Simplify (* (/ 1 d) (/ 1 a)) into (/ 1 (* d a))
* [misc]backup-simplify:  Simplify (- (/ 1 (* d a))) into (- (/ 1 (* d a)))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 (* d a)))) into (- (/ 1 (* d a)))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* d a))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d a)) in b
* [misc]taylor:  Taking taylor expansion of (* d a) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (* d a) into (* d a)
* [misc]backup-simplify:  Simplify (/ 1 (* d a)) into (/ 1 (* d a))
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 1 in a
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 b) (/ 0 b)) (* 0 (/ 0 b)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 (/ 1 b)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 a) (/ 0 a)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 d) 0) (* 0 (/ 1 a))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 1 (* d a))) into (- (/ 1 (* d a)))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* d a))) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d a)) in d
* [misc]taylor:  Taking taylor expansion of (* d a) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of a in d
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (* 0 a) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 a)) into a
* [misc]backup-simplify:  Simplify (/ 1 a) into (/ 1 a)
* [misc]backup-simplify:  Simplify (- (/ 1 a)) into (- (/ 1 a))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 a)) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in a
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 b) (/ 0 b)) (* 0 (/ 0 b)) (* 0 (/ 0 b)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 b))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 a) (/ 0 a)) (* 0 (/ 0 a)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)) (* 0 (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 d) 0) (+ (* 0 0) (* 0 (/ 1 a)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 a)) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d a)) (/ 0 (* d a))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 a))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 a) (/ 0 a)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 b) (/ 0 b)) (* 0 (/ 0 b)) (* 0 (/ 0 b)) (* 0 (/ 0 b)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 b)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 a) (/ 0 a)) (* 0 (/ 0 a)) (* 0 (/ 0 a)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)) (* 0 (/ 0 d)) (* 0 (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 d) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 a))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (* 0 a))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d a)) (/ 0 (* d a))) (* 0 (/ 0 (* d a))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 a)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 a) (/ 0 a)) (* 0 (/ 0 a)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 1 (* 1 (* 1 (* (/ 1 (/ 1 b)) (/ 1 (/ 1 c)))))) (* -1 (* (/ 1 (/ 1 a)) (* (/ 1 (/ 1 d)) (* 1 1))))) into (- (* b c) (* d a))
* [misc]approximate:  Taking taylor expansion of (- (* (/ 1 (- c)) (/ 1 (- b))) (* (/ 1 (- d)) (/ 1 (- a)))) in (c b d a) around 0
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- c)) (/ 1 (- b))) (* (/ 1 (- d)) (/ 1 (- a)))) in a
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- c)) (/ 1 (- b))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in a
* [misc]taylor:  Taking taylor expansion of (- c) in a
* [misc]taylor:  Taking taylor expansion of c in a
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in a
* [misc]taylor:  Taking taylor expansion of (- b) in a
* [misc]taylor:  Taking taylor expansion of b in a
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (/ 1 (- b)) into (/ -1 b)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d)) (/ 1 (- a))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in a
* [misc]taylor:  Taking taylor expansion of (- d) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in a
* [misc]taylor:  Taking taylor expansion of (- a) in a
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- c)) (/ 1 (- b))) (* (/ 1 (- d)) (/ 1 (- a)))) in d
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- c)) (/ 1 (- b))) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in d
* [misc]taylor:  Taking taylor expansion of (- c) in d
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in d
* [misc]taylor:  Taking taylor expansion of (- b) in d
* [misc]taylor:  Taking taylor expansion of b in d
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (/ 1 (- b)) into (/ -1 b)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d)) (/ 1 (- a))) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in d
* [misc]taylor:  Taking taylor expansion of (- d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in d
* [misc]taylor:  Taking taylor expansion of (- a) in d
* [misc]taylor:  Taking taylor expansion of a in d
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (/ 1 (- a)) into (/ -1 a)
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- c)) (/ 1 (- b))) (* (/ 1 (- d)) (/ 1 (- a)))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- c)) (/ 1 (- b))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in b
* [misc]taylor:  Taking taylor expansion of (- c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in b
* [misc]taylor:  Taking taylor expansion of (- b) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d)) (/ 1 (- a))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in b
* [misc]taylor:  Taking taylor expansion of (- d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in b
* [misc]taylor:  Taking taylor expansion of (- a) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (/ 1 (- a)) into (/ -1 a)
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- c)) (/ 1 (- b))) (* (/ 1 (- d)) (/ 1 (- a)))) in c
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- c)) (/ 1 (- b))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in c
* [misc]taylor:  Taking taylor expansion of (- c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in c
* [misc]taylor:  Taking taylor expansion of (- b) in c
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (/ 1 (- b)) into (/ -1 b)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d)) (/ 1 (- a))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in c
* [misc]taylor:  Taking taylor expansion of (- d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in c
* [misc]taylor:  Taking taylor expansion of (- a) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (/ 1 (- a)) into (/ -1 a)
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- c)) (/ 1 (- b))) (* (/ 1 (- d)) (/ 1 (- a)))) in c
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- c)) (/ 1 (- b))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in c
* [misc]taylor:  Taking taylor expansion of (- c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in c
* [misc]taylor:  Taking taylor expansion of (- b) in c
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (/ 1 (- b)) into (/ -1 b)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d)) (/ 1 (- a))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in c
* [misc]taylor:  Taking taylor expansion of (- d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in c
* [misc]taylor:  Taking taylor expansion of (- a) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (/ 1 (- a)) into (/ -1 a)
* [misc]backup-simplify:  Simplify (* -1 (/ -1 b)) into (/ 1 b)
* [misc]backup-simplify:  Simplify (+ (/ 1 b) 0) into (/ 1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of 1 in d
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 b) (/ 0 (- b))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (* 0 (/ -1 b))) into 0
* [misc]backup-simplify:  Simplify (* (/ -1 d) (/ -1 a)) into (/ 1 (* d a))
* [misc]backup-simplify:  Simplify (- (/ 1 (* d a))) into (- (/ 1 (* d a)))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 (* d a)))) into (- (/ 1 (* d a)))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* d a))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d a)) in b
* [misc]taylor:  Taking taylor expansion of (* d a) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (* d a) into (* d a)
* [misc]backup-simplify:  Simplify (/ 1 (* d a)) into (/ 1 (* d a))
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 1 in a
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 b) (/ 0 (- b))) (* 0 (/ 0 (- b))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (* 0 (/ -1 b)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 a) (/ 0 (- a))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d) (/ 0 (- d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 d) 0) (* 0 (/ -1 a))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 1 (* d a))) into (- (/ 1 (* d a)))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* d a))) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d a)) in d
* [misc]taylor:  Taking taylor expansion of (* d a) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of a in d
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (* 0 a) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 a)) into a
* [misc]backup-simplify:  Simplify (/ 1 a) into (/ 1 a)
* [misc]backup-simplify:  Simplify (- (/ 1 a)) into (- (/ 1 a))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 a)) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in a
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 b) (/ 0 (- b))) (* 0 (/ 0 (- b))) (* 0 (/ 0 (- b))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ -1 b))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 a) (/ 0 (- a))) (* 0 (/ 0 (- a))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d) (/ 0 (- d))) (* 0 (/ 0 (- d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 d) 0) (+ (* 0 0) (* 0 (/ -1 a)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 a)) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d a)) (/ 0 (* d a))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 a))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 a) (/ 0 a)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 b) (/ 0 (- b))) (* 0 (/ 0 (- b))) (* 0 (/ 0 (- b))) (* 0 (/ 0 (- b))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ -1 b)))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 a) (/ 0 (- a))) (* 0 (/ 0 (- a))) (* 0 (/ 0 (- a))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d) (/ 0 (- d))) (* 0 (/ 0 (- d))) (* 0 (/ 0 (- d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 d) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ -1 a))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (* 0 a))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d a)) (/ 0 (* d a))) (* 0 (/ 0 (* d a))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 a)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 a) (/ 0 a)) (* 0 (/ 0 a)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 1 (* 1 (* 1 (* (/ 1 (/ 1 (- b))) (/ 1 (/ 1 (- c))))))) (* -1 (* (/ 1 (/ 1 (- a))) (* (/ 1 (/ 1 (- d))) (* 1 1))))) into (- (* b c) (* d a))
* [misc]approximate:  Taking taylor expansion of (sqrt (- (* c b) (* d a))) in (c b d a) around 0
* [misc]taylor:  Taking taylor expansion of (sqrt (- (* c b) (* d a))) in a
* [misc]taylor:  Taking taylor expansion of (- (* c b) (* d a)) in a
* [misc]taylor:  Taking taylor expansion of (* c b) in a
* [misc]taylor:  Taking taylor expansion of c in a
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of b in a
* [misc]backup-simplify:  Simplify b into b
* [misc]taylor:  Taking taylor expansion of (* d a) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* c b) into (* b c)
* [misc]backup-simplify:  Simplify (* d 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ (* b c) 0) into (* b c)
* [misc]backup-simplify:  Simplify (sqrt (* b c)) into (sqrt (* b c))
* [misc]backup-simplify:  Simplify (+ (* c 0) (* 0 b)) into 0
* [misc]backup-simplify:  Simplify (+ (* d 1) (* 0 0)) into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (+ 0 (- d)) into (- d)
* [misc]backup-simplify:  Simplify (/ (- d) (* 2 (sqrt (* b c)))) into (* -1/2 (* (sqrt (/ 1 (* b c))) d))
* [misc]taylor:  Taking taylor expansion of (sqrt (- (* c b) (* d a))) in d
* [misc]taylor:  Taking taylor expansion of (- (* c b) (* d a)) in d
* [misc]taylor:  Taking taylor expansion of (* c b) in d
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of b in d
* [misc]backup-simplify:  Simplify b into b
* [misc]taylor:  Taking taylor expansion of (* d a) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of a in d
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (* c b) into (* b c)
* [misc]backup-simplify:  Simplify (* 0 a) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ (* b c) 0) into (* b c)
* [misc]backup-simplify:  Simplify (sqrt (* b c)) into (sqrt (* b c))
* [misc]backup-simplify:  Simplify (+ (* c 0) (* 0 b)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 a)) into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (+ 0 (- a)) into (- a)
* [misc]backup-simplify:  Simplify (/ (- a) (* 2 (sqrt (* b c)))) into (* -1/2 (* (sqrt (/ 1 (* b c))) a))
* [misc]taylor:  Taking taylor expansion of (sqrt (- (* c b) (* d a))) in b
* [misc]taylor:  Taking taylor expansion of (- (* c b) (* d a)) in b
* [misc]taylor:  Taking taylor expansion of (* c b) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (* d a) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (* c 0) into 0
* [misc]backup-simplify:  Simplify (* d a) into (* d a)
* [misc]backup-simplify:  Simplify (- (* d a)) into (- (* d a))
* [misc]backup-simplify:  Simplify (+ 0 (- (* d a))) into (- (* d a))
* [misc]backup-simplify:  Simplify (sqrt (- (* d a))) into (sqrt (- (* d a)))
* [misc]backup-simplify:  Simplify (+ (* c 1) (* 0 0)) into c
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 a)) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ c 0) into c
* [misc]backup-simplify:  Simplify (/ c (* 2 (sqrt (- (* d a))))) into (* 1/2 (/ c (sqrt (- (* d a)))))
* [misc]taylor:  Taking taylor expansion of (sqrt (- (* c b) (* d a))) in c
* [misc]taylor:  Taking taylor expansion of (- (* c b) (* d a)) in c
* [misc]taylor:  Taking taylor expansion of (* c b) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [misc]taylor:  Taking taylor expansion of (* d a) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (* 0 b) into 0
* [misc]backup-simplify:  Simplify (* d a) into (* d a)
* [misc]backup-simplify:  Simplify (- (* d a)) into (- (* d a))
* [misc]backup-simplify:  Simplify (+ 0 (- (* d a))) into (- (* d a))
* [misc]backup-simplify:  Simplify (sqrt (- (* d a))) into (sqrt (- (* d a)))
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 b)) into b
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 a)) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ b 0) into b
* [misc]backup-simplify:  Simplify (/ b (* 2 (sqrt (- (* d a))))) into (* 1/2 (/ b (sqrt (- (* d a)))))
* [misc]taylor:  Taking taylor expansion of (sqrt (- (* c b) (* d a))) in c
* [misc]taylor:  Taking taylor expansion of (- (* c b) (* d a)) in c
* [misc]taylor:  Taking taylor expansion of (* c b) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [misc]taylor:  Taking taylor expansion of (* d a) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (* 0 b) into 0
* [misc]backup-simplify:  Simplify (* d a) into (* d a)
* [misc]backup-simplify:  Simplify (- (* d a)) into (- (* d a))
* [misc]backup-simplify:  Simplify (+ 0 (- (* d a))) into (- (* d a))
* [misc]backup-simplify:  Simplify (sqrt (- (* d a))) into (sqrt (- (* d a)))
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 b)) into b
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 a)) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ b 0) into b
* [misc]backup-simplify:  Simplify (/ b (* 2 (sqrt (- (* d a))))) into (* 1/2 (/ b (sqrt (- (* d a)))))
* [misc]taylor:  Taking taylor expansion of (sqrt (- (* d a))) in b
* [misc]taylor:  Taking taylor expansion of (- (* d a)) in b
* [misc]taylor:  Taking taylor expansion of (* d a) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (* d a) into (* d a)
* [misc]backup-simplify:  Simplify (- (* d a)) into (- (* d a))
* [misc]backup-simplify:  Simplify (- (* d a)) into (- (* d a))
* [misc]backup-simplify:  Simplify (sqrt (- (* d a))) into (sqrt (- (* d a)))
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 a)) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- (* d a)) into (- (* d a))
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (- (* d a))))) into 0
* [misc]taylor:  Taking taylor expansion of (sqrt (- (* d a))) in d
* [misc]taylor:  Taking taylor expansion of (- (* d a)) in d
* [misc]taylor:  Taking taylor expansion of (* d a) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of a in d
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (* 0 a) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 a)) into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (sqrt 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (/ (- a) (* 2 (sqrt 0))) into (* +nan.0 a)
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of (* 1/2 (/ b (sqrt (- (* d a))))) in b
* [misc]taylor:  Taking taylor expansion of 1/2 in b
* [misc]backup-simplify:  Simplify 1/2 into 1/2
* [misc]taylor:  Taking taylor expansion of (/ b (sqrt (- (* d a)))) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (sqrt (- (* d a))) in b
* [misc]taylor:  Taking taylor expansion of (- (* d a)) in b
* [misc]taylor:  Taking taylor expansion of (* d a) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (* d a) into (* d a)
* [misc]backup-simplify:  Simplify (- (* d a)) into (- (* d a))
* [misc]backup-simplify:  Simplify (- (* d a)) into (- (* d a))
* [misc]backup-simplify:  Simplify (sqrt (- (* d a))) into (sqrt (- (* d a)))
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 a)) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- (* d a)) into (- (* d a))
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (- (* d a))))) into 0
* [misc]backup-simplify:  Simplify (/ 1 (sqrt (- (* d a)))) into (/ 1 (sqrt (- (* d a))))
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of (* +nan.0 a) in a
* [misc]taylor:  Taking taylor expansion of +nan.0 in a
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* +nan.0 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 b))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (* 0 a))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (sqr (* 1/2 (/ b (sqrt (- (* d a)))))) (+)) (* 2 (sqrt (- (* d a))))) into (* -1/8 (/ (sqr b) (pow (sqrt (- (* d a))) 3)))
* [misc]taylor:  Taking taylor expansion of (* -1/8 (/ (sqr b) (pow (sqrt (- (* d a))) 3))) in b
* [misc]taylor:  Taking taylor expansion of -1/8 in b
* [misc]backup-simplify:  Simplify -1/8 into -1/8
* [misc]taylor:  Taking taylor expansion of (/ (sqr b) (pow (sqrt (- (* d a))) 3)) in b
* [misc]taylor:  Taking taylor expansion of (sqr b) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (pow (sqrt (- (* d a))) 3) in b
* [misc]taylor:  Taking taylor expansion of (exp (* 3 (log (sqrt (- (* d a)))))) in b
* [misc]taylor:  Taking taylor expansion of (* 3 (log (sqrt (- (* d a))))) in b
* [misc]taylor:  Taking taylor expansion of 3 in b
* [misc]backup-simplify:  Simplify 3 into 3
* [misc]taylor:  Taking taylor expansion of (log (sqrt (- (* d a)))) in b
* [misc]taylor:  Taking taylor expansion of (sqrt (- (* d a))) in b
* [misc]taylor:  Taking taylor expansion of (- (* d a)) in b
* [misc]taylor:  Taking taylor expansion of (* d a) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (* d a) into (* d a)
* [misc]backup-simplify:  Simplify (- (* d a)) into (- (* d a))
* [misc]backup-simplify:  Simplify (- (* d a)) into (- (* d a))
* [misc]backup-simplify:  Simplify (sqrt (- (* d a))) into (sqrt (- (* d a)))
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 a)) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- (* d a)) into (- (* d a))
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (- (* d a))))) into 0
* [misc]backup-simplify:  Simplify (log (sqrt (- (* d a)))) into (log (sqrt (- (* d a))))
* [misc]backup-simplify:  Simplify (* 3 (log (sqrt (- (* d a))))) into (* 3 (log (sqrt (- (* d a)))))
* [misc]backup-simplify:  Simplify (exp (* 3 (log (sqrt (- (* d a)))))) into (pow (sqrt (- (* d a))) 3)
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (/ 1 (pow (sqrt (- (* d a))) 3)) into (/ 1 (pow (sqrt (- (* d a))) 3))
* [misc]backup-simplify:  Simplify (* 1/2 (/ 1 (sqrt (- (* d a))))) into (/ 1/2 (sqrt (- (* d a))))
* [misc]taylor:  Taking taylor expansion of (/ 1/2 (sqrt (- (* d a)))) in d
* [misc]taylor:  Taking taylor expansion of 1/2 in d
* [misc]backup-simplify:  Simplify 1/2 into 1/2
* [misc]taylor:  Taking taylor expansion of (sqrt (- (* d a))) in d
* [misc]taylor:  Taking taylor expansion of (- (* d a)) in d
* [misc]taylor:  Taking taylor expansion of (* d a) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of a in d
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (* 0 a) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 a)) into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (sqrt 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (/ (- a) (* 2 (sqrt 0))) into (* +nan.0 a)
* [misc]backup-simplify:  Simplify (/ 1/2 (* +nan.0 a)) into (/ +nan.0 a)
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 a))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (sqr (* +nan.0 a)) (+)) (* 2 0)) into (* +nan.0 (sqr a))
* [misc]backup-simplify:  Simplify (- (/ 0 (* +nan.0 a)) (+ (* (/ +nan.0 a) (/ (* +nan.0 (sqr a)) (* +nan.0 a))))) into (- +nan.0)
* [misc]taylor:  Taking taylor expansion of (- +nan.0) in a
* [misc]taylor:  Taking taylor expansion of +nan.0 in a
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]backup-simplify:  Simplify (- +nan.0) into (- +nan.0)
* [misc]backup-simplify:  Simplify (- +nan.0) into (- +nan.0)
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (* 0 a))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (sqr 0) (+)) (* 2 (sqrt (- (* d a))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 a))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (sqr (* +nan.0 a)) (+)) (* 2 0)) into (* +nan.0 (sqr a))
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (sqr a)) in a
* [misc]taylor:  Taking taylor expansion of +nan.0 in a
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (sqr a) in a
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (* +nan.0 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* +nan.0 1) (* 0 0)) into (- +nan.0)
* [misc]backup-simplify:  Simplify (- +nan.0) into (- +nan.0)
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 b)))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (+ (* 0 0) (* 0 a)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (+ (* 2 (* (* 1/2 (/ b (sqrt (- (* d a))))) (* -1/8 (/ (sqr b) (pow (sqrt (- (* d a))) 3))))))) (* 2 (sqrt (- (* d a))))) into (* 1/16 (/ (pow b 3) (pow (sqrt (- (* d a))) 5)))
* [misc]taylor:  Taking taylor expansion of (* 1/16 (/ (pow b 3) (pow (sqrt (- (* d a))) 5))) in b
* [misc]taylor:  Taking taylor expansion of 1/16 in b
* [misc]backup-simplify:  Simplify 1/16 into 1/16
* [misc]taylor:  Taking taylor expansion of (/ (pow b 3) (pow (sqrt (- (* d a))) 5)) in b
* [misc]taylor:  Taking taylor expansion of (pow b 3) in b
* [misc]taylor:  Taking taylor expansion of (pow (sqrt (- (* d a))) 5) in b
* [misc]taylor:  Taking taylor expansion of (exp (* 5 (log (sqrt (- (* d a)))))) in b
* [misc]taylor:  Taking taylor expansion of (* 5 (log (sqrt (- (* d a))))) in b
* [misc]taylor:  Taking taylor expansion of 5 in b
* [misc]backup-simplify:  Simplify 5 into 5
* [misc]taylor:  Taking taylor expansion of (log (sqrt (- (* d a)))) in b
* [misc]taylor:  Taking taylor expansion of (sqrt (- (* d a))) in b
* [misc]taylor:  Taking taylor expansion of (- (* d a)) in b
* [misc]taylor:  Taking taylor expansion of (* d a) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (* d a) into (* d a)
* [misc]backup-simplify:  Simplify (- (* d a)) into (- (* d a))
* [misc]backup-simplify:  Simplify (- (* d a)) into (- (* d a))
* [misc]backup-simplify:  Simplify (sqrt (- (* d a))) into (sqrt (- (* d a)))
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 a)) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- (* d a)) into (- (* d a))
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (- (* d a))))) into 0
* [misc]backup-simplify:  Simplify (log (sqrt (- (* d a)))) into (log (sqrt (- (* d a))))
* [misc]backup-simplify:  Simplify (* 5 (log (sqrt (- (* d a))))) into (* 5 (log (sqrt (- (* d a)))))
* [misc]backup-simplify:  Simplify (exp (* 5 (log (sqrt (- (* d a)))))) into (pow (sqrt (- (* d a))) 5)
* [misc]backup-simplify:  Simplify (/ 1 (pow (sqrt (- (* d a))) 5)) into (/ 1 (pow (sqrt (- (* d a))) 5))
* [misc]backup-simplify:  Simplify (- (/ 0 (sqrt (- (* d a)))) (+ (* (/ 1 (sqrt (- (* d a)))) (/ 0 (sqrt (- (* d a))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1/2 0) (* 0 (/ 1 (sqrt (- (* d a)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (+ (* 0 0) (* 0 a)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (+ (* 2 (* 0 0)))) (* 2 (sqrt (- (* d a))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 a)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (+ (* 2 (* (* +nan.0 a) (* +nan.0 (sqr a)))))) (* 2 0)) into (* +nan.0 (pow a 3))
* [misc]backup-simplify:  Simplify (- (/ 0 (* +nan.0 a)) (+ (* (/ +nan.0 a) (/ (* +nan.0 (pow a 3)) (* +nan.0 a))) (* (- +nan.0) (/ (* +nan.0 (sqr a)) (* +nan.0 a))))) into (- (* +nan.0 a))
* [misc]taylor:  Taking taylor expansion of (- (* +nan.0 a)) in a
* [misc]taylor:  Taking taylor expansion of (* +nan.0 a) in a
* [misc]taylor:  Taking taylor expansion of +nan.0 in a
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* +nan.0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (- +nan.0) (* a (* d (* 1 1)))) (* (- +nan.0) (* 1 (* 1 (* b c))))) into (- (+ (* +nan.0 (* d a)) (- (* +nan.0 (* b c)))))
* [misc]approximate:  Taking taylor expansion of (sqrt (- (* (/ 1 c) (/ 1 b)) (* (/ 1 d) (/ 1 a)))) in (c b d a) around 0
* [misc]taylor:  Taking taylor expansion of (sqrt (- (* (/ 1 c) (/ 1 b)) (* (/ 1 d) (/ 1 a)))) in a
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 c) (/ 1 b)) (* (/ 1 d) (/ 1 a))) in a
* [misc]taylor:  Taking taylor expansion of (* (/ 1 c) (/ 1 b)) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in a
* [misc]taylor:  Taking taylor expansion of c in a
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in a
* [misc]taylor:  Taking taylor expansion of b in a
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (/ 1 b) into (/ 1 b)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d) (/ 1 a)) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in a
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (* (/ 1 d) 1) into (/ 1 d)
* [misc]backup-simplify:  Simplify (- (/ 1 d)) into (- (/ 1 d))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 d))) into (- (/ 1 d))
* [misc]backup-simplify:  Simplify (sqrt 0) into 0
* [misc]backup-simplify:  Simplify (/ (- (/ 1 d)) (* 2 (sqrt 0))) into (/ +nan.0 d)
* [misc]taylor:  Taking taylor expansion of (sqrt (- (* (/ 1 c) (/ 1 b)) (* (/ 1 d) (/ 1 a)))) in d
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 c) (/ 1 b)) (* (/ 1 d) (/ 1 a))) in d
* [misc]taylor:  Taking taylor expansion of (* (/ 1 c) (/ 1 b)) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in d
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in d
* [misc]taylor:  Taking taylor expansion of b in d
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (/ 1 b) into (/ 1 b)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d) (/ 1 a)) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in d
* [misc]taylor:  Taking taylor expansion of a in d
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (/ 1 a) into (/ 1 a)
* [misc]backup-simplify:  Simplify (* 1 (/ 1 a)) into (/ 1 a)
* [misc]backup-simplify:  Simplify (- (/ 1 a)) into (- (/ 1 a))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 a))) into (- (/ 1 a))
* [misc]backup-simplify:  Simplify (sqrt 0) into 0
* [misc]backup-simplify:  Simplify (/ (- (/ 1 a)) (* 2 (sqrt 0))) into (/ +nan.0 a)
* [misc]taylor:  Taking taylor expansion of (sqrt (- (* (/ 1 c) (/ 1 b)) (* (/ 1 d) (/ 1 a)))) in b
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 c) (/ 1 b)) (* (/ 1 d) (/ 1 a))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 c) (/ 1 b)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d) (/ 1 a)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (/ 1 a) into (/ 1 a)
* [misc]backup-simplify:  Simplify (* (/ 1 c) 1) into (/ 1 c)
* [misc]backup-simplify:  Simplify (+ (/ 1 c) 0) into (/ 1 c)
* [misc]backup-simplify:  Simplify (sqrt 0) into 0
* [misc]backup-simplify:  Simplify (/ (/ 1 c) (* 2 (sqrt 0))) into (/ +nan.0 c)
* [misc]taylor:  Taking taylor expansion of (sqrt (- (* (/ 1 c) (/ 1 b)) (* (/ 1 d) (/ 1 a)))) in c
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 c) (/ 1 b)) (* (/ 1 d) (/ 1 a))) in c
* [misc]taylor:  Taking taylor expansion of (* (/ 1 c) (/ 1 b)) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in c
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (/ 1 b) into (/ 1 b)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d) (/ 1 a)) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (/ 1 a) into (/ 1 a)
* [misc]backup-simplify:  Simplify (* 1 (/ 1 b)) into (/ 1 b)
* [misc]backup-simplify:  Simplify (+ (/ 1 b) 0) into (/ 1 b)
* [misc]backup-simplify:  Simplify (sqrt 0) into 0
* [misc]backup-simplify:  Simplify (/ (/ 1 b) (* 2 (sqrt 0))) into (/ +nan.0 b)
* [misc]taylor:  Taking taylor expansion of (sqrt (- (* (/ 1 c) (/ 1 b)) (* (/ 1 d) (/ 1 a)))) in c
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 c) (/ 1 b)) (* (/ 1 d) (/ 1 a))) in c
* [misc]taylor:  Taking taylor expansion of (* (/ 1 c) (/ 1 b)) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in c
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (/ 1 b) into (/ 1 b)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d) (/ 1 a)) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (/ 1 a) into (/ 1 a)
* [misc]backup-simplify:  Simplify (* 1 (/ 1 b)) into (/ 1 b)
* [misc]backup-simplify:  Simplify (+ (/ 1 b) 0) into (/ 1 b)
* [misc]backup-simplify:  Simplify (sqrt 0) into 0
* [misc]backup-simplify:  Simplify (/ (/ 1 b) (* 2 (sqrt 0))) into (/ +nan.0 b)
* [misc]taylor:  Taking taylor expansion of 0 in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of (/ +nan.0 b) in b
* [misc]taylor:  Taking taylor expansion of +nan.0 in b
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ +nan.0 1) into +nan.0
* [misc]taylor:  Taking taylor expansion of +nan.0 in d
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 b) (/ 0 b)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 (/ 1 b))) into 0
* [misc]backup-simplify:  Simplify (* (/ 1 d) (/ 1 a)) into (/ 1 (* d a))
* [misc]backup-simplify:  Simplify (- (/ 1 (* d a))) into (- (/ 1 (* d a)))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 (* d a)))) into (- (/ 1 (* d a)))
* [misc]backup-simplify:  Simplify (/ (- (- (/ 1 (* d a))) (sqr (/ +nan.0 b)) (+)) (* 2 0)) into (* +nan.0 (+ (/ 1 (* d a)) (- (* +nan.0 (/ 1 (sqr b))))))
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (+ (/ 1 (* d a)) (- (* +nan.0 (/ 1 (sqr b)))))) in b
* [misc]taylor:  Taking taylor expansion of +nan.0 in b
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 (* d a)) (- (* +nan.0 (/ 1 (sqr b))))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d a)) in b
* [misc]taylor:  Taking taylor expansion of (* d a) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (* d a) into (* d a)
* [misc]backup-simplify:  Simplify (/ 1 (* d a)) into (/ 1 (* d a))
* [misc]taylor:  Taking taylor expansion of (- (* +nan.0 (/ 1 (sqr b)))) in b
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (/ 1 (sqr b))) in b
* [misc]taylor:  Taking taylor expansion of +nan.0 in b
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr b)) in b
* [misc]taylor:  Taking taylor expansion of (sqr b) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* +nan.0 0) (* 0 1)) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (* +nan.0 1) into +nan.0
* [misc]backup-simplify:  Simplify (- +nan.0) into (- +nan.0)
* [misc]backup-simplify:  Simplify (+ 0 (- +nan.0)) into (- +nan.0)
* [misc]backup-simplify:  Simplify (+ (* +nan.0 0) (* 0 (- +nan.0))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* +nan.0 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of +nan.0 in a
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 b) (/ 0 b)) (* 0 (/ 0 b)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 (/ 1 b)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 a) (/ 0 a)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 d) 0) (* 0 (/ 1 a))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (+ (* 2 (* (/ +nan.0 b) (* +nan.0 (+ (/ 1 (* d a)) (- (* +nan.0 (/ 1 (sqr b)))))))))) (* 2 0)) into (* +nan.0 (+ (* +nan.0 (/ 1 (pow b 3))) (- (* +nan.0 (/ 1 (* b (* d a)))))))
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (+ (* +nan.0 (/ 1 (pow b 3))) (- (* +nan.0 (/ 1 (* b (* d a))))))) in b
* [misc]taylor:  Taking taylor expansion of +nan.0 in b
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (+ (* +nan.0 (/ 1 (pow b 3))) (- (* +nan.0 (/ 1 (* b (* d a)))))) in b
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (/ 1 (pow b 3))) in b
* [misc]taylor:  Taking taylor expansion of +nan.0 in b
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (/ 1 (pow b 3)) in b
* [misc]taylor:  Taking taylor expansion of (pow b 3) in b
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (- (* +nan.0 (/ 1 (* b (* d a))))) in b
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (/ 1 (* b (* d a)))) in b
* [misc]taylor:  Taking taylor expansion of +nan.0 in b
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (/ 1 (* b (* d a))) in b
* [misc]taylor:  Taking taylor expansion of (* b (* d a)) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (* d a) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (* d a) into (* d a)
* [misc]backup-simplify:  Simplify (* 0 (* d a)) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 a)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 (* d a))) into (* d a)
* [misc]backup-simplify:  Simplify (/ 1 (* d a)) into (/ 1 (* d a))
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* +nan.0 0) (+ (* 0 0) (* 0 1))) into 0
* [misc]backup-simplify:  Simplify (* +nan.0 (/ 1 (* d a))) into (/ +nan.0 (* d a))
* [misc]backup-simplify:  Simplify (- (/ +nan.0 (* d a))) into (- (* +nan.0 (/ 1 (* d a))))
* [misc]backup-simplify:  Simplify (+ 0 (- (* +nan.0 (/ 1 (* d a))))) into (- (* +nan.0 (/ 1 (* d a))))
* [misc]backup-simplify:  Simplify (+ (* +nan.0 0) (* 0 1)) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (* +nan.0 1) into +nan.0
* [misc]backup-simplify:  Simplify (+ +nan.0 0) into (- +nan.0)
* [misc]backup-simplify:  Simplify (+ (* +nan.0 (- (* +nan.0 (/ 1 (* d a))))) (+ (* 0 0) (* 0 (- +nan.0)))) into (- (* +nan.0 (/ 1 (* d a))))
* [misc]taylor:  Taking taylor expansion of (- (* +nan.0 (/ 1 (* d a)))) in d
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (/ 1 (* d a))) in d
* [misc]taylor:  Taking taylor expansion of +nan.0 in d
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d a)) in d
* [misc]taylor:  Taking taylor expansion of (* d a) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of a in d
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (* 0 a) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 a)) into a
* [misc]backup-simplify:  Simplify (/ 1 a) into (/ 1 a)
* [misc]backup-simplify:  Simplify (* +nan.0 (/ 1 a)) into (/ +nan.0 a)
* [misc]backup-simplify:  Simplify (- (/ +nan.0 a)) into (- (* +nan.0 (/ 1 a)))
* [misc]taylor:  Taking taylor expansion of (- (* +nan.0 (/ 1 a))) in a
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (/ 1 a)) in a
* [misc]taylor:  Taking taylor expansion of +nan.0 in a
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in a
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (* +nan.0 1) into +nan.0
* [misc]backup-simplify:  Simplify (- +nan.0) into (- +nan.0)
* [misc]backup-simplify:  Simplify (- +nan.0) into (- +nan.0)
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* +nan.0 0) (+ (* 0 0) (* 0 1))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ (/ 1 (* d a)) 0) into (/ 1 (* d a))
* [misc]backup-simplify:  Simplify (+ (* +nan.0 (/ 1 (* d a))) (+ (* 0 0) (* 0 (- +nan.0)))) into (- (* +nan.0 (/ 1 (* d a))))
* [misc]taylor:  Taking taylor expansion of (- (* +nan.0 (/ 1 (* d a)))) in d
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (/ 1 (* d a))) in d
* [misc]taylor:  Taking taylor expansion of +nan.0 in d
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d a)) in d
* [misc]taylor:  Taking taylor expansion of (* d a) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of a in d
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (* 0 a) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 a)) into a
* [misc]backup-simplify:  Simplify (/ 1 a) into (/ 1 a)
* [misc]backup-simplify:  Simplify (* +nan.0 (/ 1 a)) into (/ +nan.0 a)
* [misc]backup-simplify:  Simplify (- (/ +nan.0 a)) into (- (* +nan.0 (/ 1 a)))
* [misc]taylor:  Taking taylor expansion of (- (* +nan.0 (/ 1 a))) in a
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (/ 1 a)) in a
* [misc]taylor:  Taking taylor expansion of +nan.0 in a
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in a
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (* +nan.0 1) into +nan.0
* [misc]backup-simplify:  Simplify (- +nan.0) into (- +nan.0)
* [misc]backup-simplify:  Simplify (- +nan.0) into (- +nan.0)
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* +nan.0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]backup-simplify:  Simplify (+ (* +nan.0 (* 1 (* 1 (* (/ 1 (/ 1 b)) 1)))) (+ (* (- +nan.0) (* (/ 1 (/ 1 a)) (* (/ 1 (/ 1 d)) (* 1 (/ 1 c))))) (* (- +nan.0) (* (/ 1 (/ 1 a)) (* (/ 1 (/ 1 d)) (* (/ 1 (/ 1 b)) (sqr (/ 1 c)))))))) into (- (+ (* +nan.0 b) (- (+ (* +nan.0 (/ (* b (* d a)) (sqr c))) (- (* +nan.0 (/ (* d a) c)))))))
* [misc]approximate:  Taking taylor expansion of (sqrt (- (* (/ 1 (- c)) (/ 1 (- b))) (* (/ 1 (- d)) (/ 1 (- a))))) in (c b d a) around 0
* [misc]taylor:  Taking taylor expansion of (sqrt (- (* (/ 1 (- c)) (/ 1 (- b))) (* (/ 1 (- d)) (/ 1 (- a))))) in a
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- c)) (/ 1 (- b))) (* (/ 1 (- d)) (/ 1 (- a)))) in a
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- c)) (/ 1 (- b))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in a
* [misc]taylor:  Taking taylor expansion of (- c) in a
* [misc]taylor:  Taking taylor expansion of c in a
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in a
* [misc]taylor:  Taking taylor expansion of (- b) in a
* [misc]taylor:  Taking taylor expansion of b in a
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (/ 1 (- b)) into (/ -1 b)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d)) (/ 1 (- a))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in a
* [misc]taylor:  Taking taylor expansion of (- d) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in a
* [misc]taylor:  Taking taylor expansion of (- a) in a
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]backup-simplify:  Simplify (* (/ -1 d) -1) into (/ 1 d)
* [misc]backup-simplify:  Simplify (- (/ 1 d)) into (- (/ 1 d))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 d))) into (- (/ 1 d))
* [misc]backup-simplify:  Simplify (sqrt 0) into 0
* [misc]backup-simplify:  Simplify (/ (- (/ 1 d)) (* 2 (sqrt 0))) into (/ +nan.0 d)
* [misc]taylor:  Taking taylor expansion of (sqrt (- (* (/ 1 (- c)) (/ 1 (- b))) (* (/ 1 (- d)) (/ 1 (- a))))) in d
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- c)) (/ 1 (- b))) (* (/ 1 (- d)) (/ 1 (- a)))) in d
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- c)) (/ 1 (- b))) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in d
* [misc]taylor:  Taking taylor expansion of (- c) in d
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in d
* [misc]taylor:  Taking taylor expansion of (- b) in d
* [misc]taylor:  Taking taylor expansion of b in d
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (/ 1 (- b)) into (/ -1 b)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d)) (/ 1 (- a))) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in d
* [misc]taylor:  Taking taylor expansion of (- d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in d
* [misc]taylor:  Taking taylor expansion of (- a) in d
* [misc]taylor:  Taking taylor expansion of a in d
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (/ 1 (- a)) into (/ -1 a)
* [misc]backup-simplify:  Simplify (* -1 (/ -1 a)) into (/ 1 a)
* [misc]backup-simplify:  Simplify (- (/ 1 a)) into (- (/ 1 a))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 a))) into (- (/ 1 a))
* [misc]backup-simplify:  Simplify (sqrt 0) into 0
* [misc]backup-simplify:  Simplify (/ (- (/ 1 a)) (* 2 (sqrt 0))) into (/ +nan.0 a)
* [misc]taylor:  Taking taylor expansion of (sqrt (- (* (/ 1 (- c)) (/ 1 (- b))) (* (/ 1 (- d)) (/ 1 (- a))))) in b
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- c)) (/ 1 (- b))) (* (/ 1 (- d)) (/ 1 (- a)))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- c)) (/ 1 (- b))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in b
* [misc]taylor:  Taking taylor expansion of (- c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in b
* [misc]taylor:  Taking taylor expansion of (- b) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d)) (/ 1 (- a))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in b
* [misc]taylor:  Taking taylor expansion of (- d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in b
* [misc]taylor:  Taking taylor expansion of (- a) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (/ 1 (- a)) into (/ -1 a)
* [misc]backup-simplify:  Simplify (* (/ -1 c) -1) into (/ 1 c)
* [misc]backup-simplify:  Simplify (+ (/ 1 c) 0) into (/ 1 c)
* [misc]backup-simplify:  Simplify (sqrt 0) into 0
* [misc]backup-simplify:  Simplify (/ (/ 1 c) (* 2 (sqrt 0))) into (/ +nan.0 c)
* [misc]taylor:  Taking taylor expansion of (sqrt (- (* (/ 1 (- c)) (/ 1 (- b))) (* (/ 1 (- d)) (/ 1 (- a))))) in c
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- c)) (/ 1 (- b))) (* (/ 1 (- d)) (/ 1 (- a)))) in c
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- c)) (/ 1 (- b))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in c
* [misc]taylor:  Taking taylor expansion of (- c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in c
* [misc]taylor:  Taking taylor expansion of (- b) in c
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (/ 1 (- b)) into (/ -1 b)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d)) (/ 1 (- a))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in c
* [misc]taylor:  Taking taylor expansion of (- d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in c
* [misc]taylor:  Taking taylor expansion of (- a) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (/ 1 (- a)) into (/ -1 a)
* [misc]backup-simplify:  Simplify (* -1 (/ -1 b)) into (/ 1 b)
* [misc]backup-simplify:  Simplify (+ (/ 1 b) 0) into (/ 1 b)
* [misc]backup-simplify:  Simplify (sqrt 0) into 0
* [misc]backup-simplify:  Simplify (/ (/ 1 b) (* 2 (sqrt 0))) into (/ +nan.0 b)
* [misc]taylor:  Taking taylor expansion of (sqrt (- (* (/ 1 (- c)) (/ 1 (- b))) (* (/ 1 (- d)) (/ 1 (- a))))) in c
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- c)) (/ 1 (- b))) (* (/ 1 (- d)) (/ 1 (- a)))) in c
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- c)) (/ 1 (- b))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in c
* [misc]taylor:  Taking taylor expansion of (- c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in c
* [misc]taylor:  Taking taylor expansion of (- b) in c
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (/ 1 (- b)) into (/ -1 b)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d)) (/ 1 (- a))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in c
* [misc]taylor:  Taking taylor expansion of (- d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in c
* [misc]taylor:  Taking taylor expansion of (- a) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (/ 1 (- a)) into (/ -1 a)
* [misc]backup-simplify:  Simplify (* -1 (/ -1 b)) into (/ 1 b)
* [misc]backup-simplify:  Simplify (+ (/ 1 b) 0) into (/ 1 b)
* [misc]backup-simplify:  Simplify (sqrt 0) into 0
* [misc]backup-simplify:  Simplify (/ (/ 1 b) (* 2 (sqrt 0))) into (/ +nan.0 b)
* [misc]taylor:  Taking taylor expansion of 0 in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of (/ +nan.0 b) in b
* [misc]taylor:  Taking taylor expansion of +nan.0 in b
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ +nan.0 1) into +nan.0
* [misc]taylor:  Taking taylor expansion of +nan.0 in d
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 b) (/ 0 (- b))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (* 0 (/ -1 b))) into 0
* [misc]backup-simplify:  Simplify (* (/ -1 d) (/ -1 a)) into (/ 1 (* d a))
* [misc]backup-simplify:  Simplify (- (/ 1 (* d a))) into (- (/ 1 (* d a)))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 (* d a)))) into (- (/ 1 (* d a)))
* [misc]backup-simplify:  Simplify (/ (- (- (/ 1 (* d a))) (sqr (/ +nan.0 b)) (+)) (* 2 0)) into (* +nan.0 (+ (/ 1 (* d a)) (- (* +nan.0 (/ 1 (sqr b))))))
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (+ (/ 1 (* d a)) (- (* +nan.0 (/ 1 (sqr b)))))) in b
* [misc]taylor:  Taking taylor expansion of +nan.0 in b
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 (* d a)) (- (* +nan.0 (/ 1 (sqr b))))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d a)) in b
* [misc]taylor:  Taking taylor expansion of (* d a) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (* d a) into (* d a)
* [misc]backup-simplify:  Simplify (/ 1 (* d a)) into (/ 1 (* d a))
* [misc]taylor:  Taking taylor expansion of (- (* +nan.0 (/ 1 (sqr b)))) in b
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (/ 1 (sqr b))) in b
* [misc]taylor:  Taking taylor expansion of +nan.0 in b
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr b)) in b
* [misc]taylor:  Taking taylor expansion of (sqr b) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* +nan.0 0) (* 0 1)) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (* +nan.0 1) into +nan.0
* [misc]backup-simplify:  Simplify (- +nan.0) into (- +nan.0)
* [misc]backup-simplify:  Simplify (+ 0 (- +nan.0)) into (- +nan.0)
* [misc]backup-simplify:  Simplify (+ (* +nan.0 0) (* 0 (- +nan.0))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* +nan.0 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of +nan.0 in a
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 b) (/ 0 (- b))) (* 0 (/ 0 (- b))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (* 0 (/ -1 b)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 a) (/ 0 (- a))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d) (/ 0 (- d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 d) 0) (* 0 (/ -1 a))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (+ (* 2 (* (/ +nan.0 b) (* +nan.0 (+ (/ 1 (* d a)) (- (* +nan.0 (/ 1 (sqr b)))))))))) (* 2 0)) into (* +nan.0 (+ (* +nan.0 (/ 1 (pow b 3))) (- (* +nan.0 (/ 1 (* b (* d a)))))))
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (+ (* +nan.0 (/ 1 (pow b 3))) (- (* +nan.0 (/ 1 (* b (* d a))))))) in b
* [misc]taylor:  Taking taylor expansion of +nan.0 in b
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (+ (* +nan.0 (/ 1 (pow b 3))) (- (* +nan.0 (/ 1 (* b (* d a)))))) in b
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (/ 1 (pow b 3))) in b
* [misc]taylor:  Taking taylor expansion of +nan.0 in b
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (/ 1 (pow b 3)) in b
* [misc]taylor:  Taking taylor expansion of (pow b 3) in b
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (- (* +nan.0 (/ 1 (* b (* d a))))) in b
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (/ 1 (* b (* d a)))) in b
* [misc]taylor:  Taking taylor expansion of +nan.0 in b
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (/ 1 (* b (* d a))) in b
* [misc]taylor:  Taking taylor expansion of (* b (* d a)) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (* d a) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (* d a) into (* d a)
* [misc]backup-simplify:  Simplify (* 0 (* d a)) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 a)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 (* d a))) into (* d a)
* [misc]backup-simplify:  Simplify (/ 1 (* d a)) into (/ 1 (* d a))
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* +nan.0 0) (+ (* 0 0) (* 0 1))) into 0
* [misc]backup-simplify:  Simplify (* +nan.0 (/ 1 (* d a))) into (/ +nan.0 (* d a))
* [misc]backup-simplify:  Simplify (- (/ +nan.0 (* d a))) into (- (* +nan.0 (/ 1 (* d a))))
* [misc]backup-simplify:  Simplify (+ 0 (- (* +nan.0 (/ 1 (* d a))))) into (- (* +nan.0 (/ 1 (* d a))))
* [misc]backup-simplify:  Simplify (+ (* +nan.0 0) (* 0 1)) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (* +nan.0 1) into +nan.0
* [misc]backup-simplify:  Simplify (+ +nan.0 0) into (- +nan.0)
* [misc]backup-simplify:  Simplify (+ (* +nan.0 (- (* +nan.0 (/ 1 (* d a))))) (+ (* 0 0) (* 0 (- +nan.0)))) into (- (* +nan.0 (/ 1 (* d a))))
* [misc]taylor:  Taking taylor expansion of (- (* +nan.0 (/ 1 (* d a)))) in d
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (/ 1 (* d a))) in d
* [misc]taylor:  Taking taylor expansion of +nan.0 in d
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d a)) in d
* [misc]taylor:  Taking taylor expansion of (* d a) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of a in d
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (* 0 a) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 a)) into a
* [misc]backup-simplify:  Simplify (/ 1 a) into (/ 1 a)
* [misc]backup-simplify:  Simplify (* +nan.0 (/ 1 a)) into (/ +nan.0 a)
* [misc]backup-simplify:  Simplify (- (/ +nan.0 a)) into (- (* +nan.0 (/ 1 a)))
* [misc]taylor:  Taking taylor expansion of (- (* +nan.0 (/ 1 a))) in a
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (/ 1 a)) in a
* [misc]taylor:  Taking taylor expansion of +nan.0 in a
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in a
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (* +nan.0 1) into +nan.0
* [misc]backup-simplify:  Simplify (- +nan.0) into (- +nan.0)
* [misc]backup-simplify:  Simplify (- +nan.0) into (- +nan.0)
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* +nan.0 0) (+ (* 0 0) (* 0 1))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ (/ 1 (* d a)) 0) into (/ 1 (* d a))
* [misc]backup-simplify:  Simplify (+ (* +nan.0 (/ 1 (* d a))) (+ (* 0 0) (* 0 (- +nan.0)))) into (- (* +nan.0 (/ 1 (* d a))))
* [misc]taylor:  Taking taylor expansion of (- (* +nan.0 (/ 1 (* d a)))) in d
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (/ 1 (* d a))) in d
* [misc]taylor:  Taking taylor expansion of +nan.0 in d
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d a)) in d
* [misc]taylor:  Taking taylor expansion of (* d a) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of a in d
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (* 0 a) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 a)) into a
* [misc]backup-simplify:  Simplify (/ 1 a) into (/ 1 a)
* [misc]backup-simplify:  Simplify (* +nan.0 (/ 1 a)) into (/ +nan.0 a)
* [misc]backup-simplify:  Simplify (- (/ +nan.0 a)) into (- (* +nan.0 (/ 1 a)))
* [misc]taylor:  Taking taylor expansion of (- (* +nan.0 (/ 1 a))) in a
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (/ 1 a)) in a
* [misc]taylor:  Taking taylor expansion of +nan.0 in a
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in a
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (* +nan.0 1) into +nan.0
* [misc]backup-simplify:  Simplify (- +nan.0) into (- +nan.0)
* [misc]backup-simplify:  Simplify (- +nan.0) into (- +nan.0)
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* +nan.0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]backup-simplify:  Simplify (+ (* +nan.0 (* 1 (* 1 (* (/ 1 (/ 1 (- b))) 1)))) (+ (* (- +nan.0) (* (/ 1 (/ 1 (- a))) (* (/ 1 (/ 1 (- d))) (* 1 (/ 1 (- c)))))) (* (- +nan.0) (* (/ 1 (/ 1 (- a))) (* (/ 1 (/ 1 (- d))) (* (/ 1 (/ 1 (- b))) (sqr (/ 1 (- c))))))))) into (- (+ (* +nan.0 b) (- (+ (* +nan.0 (/ (* b (* d a)) (sqr c))) (- (* +nan.0 (/ (* d a) c)))))))
* * * [misc]progress:  tayloring alt 9 of 10
* [misc]approximate:  Taking taylor expansion of (* (- (* b c) (* a d)) (/ 1 (hypot c d))) in (b c a d) around 0
* [misc]taylor:  Taking taylor expansion of (* (- (* b c) (* a d)) (/ 1 (hypot c d))) in d
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in d
* [misc]taylor:  Taking taylor expansion of (* b c) in d
* [misc]taylor:  Taking taylor expansion of b in d
* [misc]backup-simplify:  Simplify b into b
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (* a d) in d
* [misc]taylor:  Taking taylor expansion of a in d
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 (hypot c d)) in d
* [misc]taylor:  Taking taylor expansion of (hypot c d) in d
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (/ 1 (hypot c d)) into (/ 1 (hypot c d))
* [misc]taylor:  Taking taylor expansion of (* (- (* b c) (* a d)) (/ 1 (hypot c d))) in a
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in a
* [misc]taylor:  Taking taylor expansion of (* b c) in a
* [misc]taylor:  Taking taylor expansion of b in a
* [misc]backup-simplify:  Simplify b into b
* [misc]taylor:  Taking taylor expansion of c in a
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (* a d) in a
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (/ 1 (hypot c d)) in a
* [misc]taylor:  Taking taylor expansion of (hypot c d) in a
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (/ 1 (hypot c d)) into (/ 1 (hypot c d))
* [misc]taylor:  Taking taylor expansion of (* (- (* b c) (* a d)) (/ 1 (hypot c d))) in c
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in c
* [misc]taylor:  Taking taylor expansion of (* b c) in c
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (* a d) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (/ 1 (hypot c d)) in c
* [misc]taylor:  Taking taylor expansion of (hypot c d) in c
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (/ 1 (hypot c d)) into (/ 1 (hypot c d))
* [misc]taylor:  Taking taylor expansion of (* (- (* b c) (* a d)) (/ 1 (hypot c d))) in b
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in b
* [misc]taylor:  Taking taylor expansion of (* b c) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (* a d) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (/ 1 (hypot c d)) in b
* [misc]taylor:  Taking taylor expansion of (hypot c d) in b
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (/ 1 (hypot c d)) into (/ 1 (hypot c d))
* [misc]taylor:  Taking taylor expansion of (* (- (* b c) (* a d)) (/ 1 (hypot c d))) in b
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in b
* [misc]taylor:  Taking taylor expansion of (* b c) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (* a d) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (/ 1 (hypot c d)) in b
* [misc]taylor:  Taking taylor expansion of (hypot c d) in b
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (/ 1 (hypot c d)) into (/ 1 (hypot c d))
* [misc]backup-simplify:  Simplify (* 0 c) into 0
* [misc]backup-simplify:  Simplify (* a d) into (* d a)
* [misc]backup-simplify:  Simplify (- (* d a)) into (- (* d a))
* [misc]backup-simplify:  Simplify (+ 0 (- (* d a))) into (- (* d a))
* [misc]backup-simplify:  Simplify (* (- (* d a)) (/ 1 (hypot c d))) into (* -1 (/ (* d a) (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (* -1 (/ (* d a) (hypot c d))) in c
* [misc]taylor:  Taking taylor expansion of -1 in c
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]taylor:  Taking taylor expansion of (/ (* d a) (hypot c d)) in c
* [misc]taylor:  Taking taylor expansion of (* d a) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of (hypot c d) in c
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* d a) into (* d a)
* [misc]backup-simplify:  Simplify (/ (* d a) (hypot c d)) into (/ (* d a) (hypot c d))
* [misc]backup-simplify:  Simplify (* -1 (/ (* d a) (hypot c d))) into (* -1 (/ (* d a) (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (* -1 (/ (* d a) (hypot c d))) in a
* [misc]taylor:  Taking taylor expansion of -1 in a
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]taylor:  Taking taylor expansion of (/ (* d a) (hypot c d)) in a
* [misc]taylor:  Taking taylor expansion of (* d a) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (hypot c d) in a
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* d 0) into 0
* [misc]backup-simplify:  Simplify (+ (* d 1) (* 0 0)) into d
* [misc]backup-simplify:  Simplify (/ d (hypot c d)) into (/ d (hypot c d))
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot c d)) (/ 0 (hypot c d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 c)) into c
* [misc]backup-simplify:  Simplify (+ (* a 0) (* 0 d)) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ c 0) into c
* [misc]backup-simplify:  Simplify (+ (* (- (* d a)) 0) (* c (/ 1 (hypot c d)))) into (/ c (hypot c d))
* [misc]taylor:  Taking taylor expansion of (/ c (hypot c d)) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (hypot c d) in c
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (/ 1 (hypot c d)) into (/ 1 (hypot c d))
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 a)) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot c d)) (+ (* (/ (* d a) (hypot c d)) (/ 0 (hypot c d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (* 0 (/ (* d a) (hypot c d)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (* -1 (/ d (hypot c d))) into (* -1 (/ d (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (* -1 (/ d (hypot c d))) in d
* [misc]taylor:  Taking taylor expansion of -1 in d
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]taylor:  Taking taylor expansion of (/ d (hypot c d)) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (hypot c d) in d
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (/ 1 (hypot c d)) into (/ 1 (hypot c d))
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot c d)) (/ 0 (hypot c d))) (* 0 (/ 0 (hypot c d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 c))) into 0
* [misc]backup-simplify:  Simplify (+ (* a 0) (+ (* 0 0) (* 0 d))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (- (* d a)) 0) (+ (* c 0) (* 0 (/ 1 (hypot c d))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of (/ 1 (hypot c d)) in a
* [misc]taylor:  Taking taylor expansion of (hypot c d) in a
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (/ 1 (hypot c d)) into (/ 1 (hypot c d))
* [misc]taylor:  Taking taylor expansion of (/ 1 (hypot c d)) in d
* [misc]taylor:  Taking taylor expansion of (hypot c d) in d
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (/ 1 (hypot c d)) into (/ 1 (hypot c d))
* [misc]backup-simplify:  Simplify (/ 1 (hypot c d)) into (/ 1 (hypot c d))
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (* 0 a))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot c d)) (+ (* (/ (* d a) (hypot c d)) (/ 0 (hypot c d))) (* 0 (/ 0 (hypot c d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (* 0 (/ (* d a) (hypot c d))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot c d)) (+ (* (/ d (hypot c d)) (/ 0 (hypot c d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (* 0 (/ d (hypot c d)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (* -1 (/ 1 (hypot c d))) into (/ -1 (hypot c d))
* [misc]backup-simplify:  Simplify (/ -1 (hypot c d)) into (/ -1 (hypot c d))
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot c d)) (/ 0 (hypot c d))) (* 0 (/ 0 (hypot c d))) (* 0 (/ 0 (hypot c d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 c)))) into 0
* [misc]backup-simplify:  Simplify (+ (* a 0) (+ (* 0 0) (+ (* 0 0) (* 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (- (* d a)) 0) (+ (* c 0) (+ (* 0 0) (* 0 (/ 1 (hypot c d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot c d)) (+ (* (/ 1 (hypot c d)) (/ 0 (hypot c d))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (+ (* 0 0) (* 0 a)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot c d)) (+ (* (/ (* d a) (hypot c d)) (/ 0 (hypot c d))) (* 0 (/ 0 (hypot c d))) (* 0 (/ 0 (hypot c d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ (* d a) (hypot c d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot c d)) (/ 0 (hypot c d))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 (hypot c d)) (* d (* a (* 1 1)))) (* (/ 1 (hypot c d)) (* 1 (* 1 (* c b))))) into (- (/ (* b c) (hypot c d)) (/ (* d a) (hypot c d)))
* [misc]approximate:  Taking taylor expansion of (* (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (/ 1 (hypot (/ 1 c) (/ 1 d)))) in (b c a d) around 0
* [misc]taylor:  Taking taylor expansion of (* (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (/ 1 (hypot (/ 1 c) (/ 1 d)))) in d
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in d
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in d
* [misc]taylor:  Taking taylor expansion of b in d
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (/ 1 b) into (/ 1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in d
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in d
* [misc]taylor:  Taking taylor expansion of a in d
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (/ 1 a) into (/ 1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 (hypot (/ 1 c) (/ 1 d))) in d
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in d
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (/ 1 (hypot (/ 1 c) (/ 1 d))) into (/ 1 (hypot (/ 1 c) (/ 1 d)))
* [misc]taylor:  Taking taylor expansion of (* (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (/ 1 (hypot (/ 1 c) (/ 1 d)))) in a
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in a
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in a
* [misc]taylor:  Taking taylor expansion of b in a
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (/ 1 b) into (/ 1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in a
* [misc]taylor:  Taking taylor expansion of c in a
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in a
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]taylor:  Taking taylor expansion of (/ 1 (hypot (/ 1 c) (/ 1 d))) in a
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in a
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (/ 1 (hypot (/ 1 c) (/ 1 d))) into (/ 1 (hypot (/ 1 c) (/ 1 d)))
* [misc]taylor:  Taking taylor expansion of (* (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (/ 1 (hypot (/ 1 c) (/ 1 d)))) in c
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in c
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in c
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (/ 1 b) into (/ 1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (/ 1 a) into (/ 1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]taylor:  Taking taylor expansion of (/ 1 (hypot (/ 1 c) (/ 1 d))) in c
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in c
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (/ 1 (hypot (/ 1 c) (/ 1 d))) into (/ 1 (hypot (/ 1 c) (/ 1 d)))
* [misc]taylor:  Taking taylor expansion of (* (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (/ 1 (hypot (/ 1 c) (/ 1 d)))) in b
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (/ 1 a) into (/ 1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]taylor:  Taking taylor expansion of (/ 1 (hypot (/ 1 c) (/ 1 d))) in b
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in b
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (/ 1 (hypot (/ 1 c) (/ 1 d))) into (/ 1 (hypot (/ 1 c) (/ 1 d)))
* [misc]taylor:  Taking taylor expansion of (* (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (/ 1 (hypot (/ 1 c) (/ 1 d)))) in b
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (/ 1 a) into (/ 1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]taylor:  Taking taylor expansion of (/ 1 (hypot (/ 1 c) (/ 1 d))) in b
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in b
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (/ 1 (hypot (/ 1 c) (/ 1 d))) into (/ 1 (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (* 1 (/ 1 c)) into (/ 1 c)
* [misc]backup-simplify:  Simplify (+ (/ 1 c) 0) into (/ 1 c)
* [misc]backup-simplify:  Simplify (* (/ 1 c) (/ 1 (hypot (/ 1 c) (/ 1 d)))) into (/ 1 (* (hypot (/ 1 c) (/ 1 d)) c))
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (hypot (/ 1 c) (/ 1 d)) c)) in c
* [misc]taylor:  Taking taylor expansion of (* (hypot (/ 1 c) (/ 1 d)) c) in c
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in c
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* (hypot (/ 1 c) (/ 1 d)) 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 1) (* 0 0)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (/ 1 (hypot (/ 1 c) (/ 1 d))) into (/ 1 (hypot (/ 1 c) (/ 1 d)))
* [misc]taylor:  Taking taylor expansion of (/ 1 (hypot (/ 1 c) (/ 1 d))) in a
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in a
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (/ 1 (hypot (/ 1 c) (/ 1 d))) into (/ 1 (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ 1 c) (/ 1 d))) (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 c) (/ 0 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 (/ 1 c))) into 0
* [misc]backup-simplify:  Simplify (* (/ 1 a) (/ 1 d)) into (/ 1 (* d a))
* [misc]backup-simplify:  Simplify (- (/ 1 (* d a))) into (- (/ 1 (* d a)))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 (* d a)))) into (- (/ 1 (* d a)))
* [misc]backup-simplify:  Simplify (+ (* (/ 1 c) 0) (* (- (/ 1 (* d a))) (/ 1 (hypot (/ 1 c) (/ 1 d))))) into (- (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a))))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a)))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a))) in c
* [misc]taylor:  Taking taylor expansion of (* (hypot (/ 1 c) (/ 1 d)) (* d a)) in c
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in c
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]taylor:  Taking taylor expansion of (* d a) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (* d a) into (* d a)
* [misc]backup-simplify:  Simplify (* (hypot (/ 1 c) (/ 1 d)) (* d a)) into (* (hypot (/ 1 c) (/ 1 d)) (* d a))
* [misc]backup-simplify:  Simplify (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a))) into (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a)))
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ 1 c) (/ 1 d))) (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of (/ 1 (hypot (/ 1 c) (/ 1 d))) in d
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in d
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (/ 1 (hypot (/ 1 c) (/ 1 d))) into (/ 1 (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ 1 c) (/ 1 d))) (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* 0 (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 c) (/ 0 c)) (* 0 (/ 0 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 (/ 1 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 a) (/ 0 a)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 a) 0) (* 0 (/ 1 d))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 c) 0) (+ (* (- (/ 1 (* d a))) 0) (* 0 (/ 1 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a)))) into (- (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a))))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a)))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a))) in a
* [misc]taylor:  Taking taylor expansion of (* (hypot (/ 1 c) (/ 1 d)) (* d a)) in a
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in a
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]taylor:  Taking taylor expansion of (* d a) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* d 0) into 0
* [misc]backup-simplify:  Simplify (* (hypot (/ 1 c) (/ 1 d)) 0) into 0
* [misc]backup-simplify:  Simplify (+ (* d 1) (* 0 0)) into d
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) d) (* 0 0)) into (* (hypot (/ 1 c) (/ 1 d)) d)
* [misc]backup-simplify:  Simplify (/ 1 (* (hypot (/ 1 c) (/ 1 d)) d)) into (/ 1 (* (hypot (/ 1 c) (/ 1 d)) d))
* [misc]backup-simplify:  Simplify (- (/ 1 (* (hypot (/ 1 c) (/ 1 d)) d))) into (- (/ 1 (* (hypot (/ 1 c) (/ 1 d)) d)))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* (hypot (/ 1 c) (/ 1 d)) d))) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (hypot (/ 1 c) (/ 1 d)) d)) in d
* [misc]taylor:  Taking taylor expansion of (* (hypot (/ 1 c) (/ 1 d)) d) in d
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in d
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* (hypot (/ 1 c) (/ 1 d)) 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 1) (* 0 0)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (/ 1 (hypot (/ 1 c) (/ 1 d))) into (/ 1 (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (- (/ 1 (hypot (/ 1 c) (/ 1 d)))) into (- (/ 1 (hypot (/ 1 c) (/ 1 d))))
* [misc]backup-simplify:  Simplify (- (/ 1 (hypot (/ 1 c) (/ 1 d)))) into (- (/ 1 (hypot (/ 1 c) (/ 1 d))))
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ 1 c) (/ 1 d))) (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* 0 (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ 1 c) (/ 1 d))) (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ 1 (hypot (/ 1 c) (/ 1 d))) into (/ 1 (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ 1 c) (/ 1 d))) (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* 0 (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* 0 (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 c) (/ 0 c)) (* 0 (/ 0 c)) (* 0 (/ 0 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 c))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)) (* 0 (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 a) (/ 0 a)) (* 0 (/ 0 a)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 a) 0) (+ (* 0 0) (* 0 (/ 1 d)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 c) 0) (+ (* (- (/ 1 (* d a))) 0) (+ (* 0 0) (* 0 (/ 1 (hypot (/ 1 c) (/ 1 d))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 a)) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (* 0 (* d a))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a))) (/ 0 (* (hypot (/ 1 c) (/ 1 d)) (* d a)))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ 1 c) (/ 1 d))) (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* 0 (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* 0 (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 d) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* (hypot (/ 1 c) (/ 1 d)) d)) (/ 0 (* (hypot (/ 1 c) (/ 1 d)) d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ 1 c) (/ 1 d))) (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* 0 (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ 1 c) (/ 1 d))) (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ 1 c) (/ 1 d))) (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ 1 c) (/ 1 d))) (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* 0 (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* 0 (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* 0 (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 c) (/ 0 c)) (* 0 (/ 0 c)) (* 0 (/ 0 c)) (* 0 (/ 0 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 c)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)) (* 0 (/ 0 d)) (* 0 (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 a) (/ 0 a)) (* 0 (/ 0 a)) (* 0 (/ 0 a)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 a) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 c) 0) (+ (* (- (/ 1 (* d a))) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 (hypot (/ 1 c) (/ 1 d)))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (* 0 a))) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (* 0 (* d a)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a))) (/ 0 (* (hypot (/ 1 c) (/ 1 d)) (* d a)))) (* 0 (/ 0 (* (hypot (/ 1 c) (/ 1 d)) (* d a)))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ 1 c) (/ 1 d))) (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* 0 (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* 0 (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* 0 (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (+ (* 0 d) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* (hypot (/ 1 c) (/ 1 d)) d)) (/ 0 (* (hypot (/ 1 c) (/ 1 d)) d))) (* 0 (/ 0 (* (hypot (/ 1 c) (/ 1 d)) d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ 1 c) (/ 1 d))) (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* 0 (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* 0 (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 (hypot (/ 1 c) (/ 1 d))) (* 1 (* 1 (* (/ 1 (/ 1 c)) (/ 1 (/ 1 b)))))) (* (- (/ 1 (hypot (/ 1 c) (/ 1 d)))) (* (/ 1 (/ 1 d)) (* (/ 1 (/ 1 a)) (* 1 1))))) into (- (/ (* b c) (hypot (/ 1 c) (/ 1 d))) (/ (* d a) (hypot (/ 1 c) (/ 1 d))))
* [misc]approximate:  Taking taylor expansion of (* (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (/ 1 (hypot (/ 1 (- c)) (/ 1 (- d))))) in (b c a d) around 0
* [misc]taylor:  Taking taylor expansion of (* (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (/ 1 (hypot (/ 1 (- c)) (/ 1 (- d))))) in d
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in d
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in d
* [misc]taylor:  Taking taylor expansion of (- b) in d
* [misc]taylor:  Taking taylor expansion of b in d
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (/ 1 (- b)) into (/ -1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in d
* [misc]taylor:  Taking taylor expansion of (- c) in d
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in d
* [misc]taylor:  Taking taylor expansion of (- a) in d
* [misc]taylor:  Taking taylor expansion of a in d
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (/ 1 (- a)) into (/ -1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in d
* [misc]taylor:  Taking taylor expansion of (- d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (hypot (/ 1 (- c)) (/ 1 (- d)))) in d
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in d
* [misc]backup-simplify:  Simplify (hypot (/ 1 (- c)) (/ 1 (- d))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (/ 1 (hypot (/ -1 c) (/ -1 d))) into (/ 1 (hypot (/ -1 c) (/ -1 d)))
* [misc]taylor:  Taking taylor expansion of (* (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (/ 1 (hypot (/ 1 (- c)) (/ 1 (- d))))) in a
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in a
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in a
* [misc]taylor:  Taking taylor expansion of (- b) in a
* [misc]taylor:  Taking taylor expansion of b in a
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (/ 1 (- b)) into (/ -1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in a
* [misc]taylor:  Taking taylor expansion of (- c) in a
* [misc]taylor:  Taking taylor expansion of c in a
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in a
* [misc]taylor:  Taking taylor expansion of (- a) in a
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in a
* [misc]taylor:  Taking taylor expansion of (- d) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]taylor:  Taking taylor expansion of (/ 1 (hypot (/ 1 (- c)) (/ 1 (- d)))) in a
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in a
* [misc]backup-simplify:  Simplify (hypot (/ 1 (- c)) (/ 1 (- d))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (/ 1 (hypot (/ -1 c) (/ -1 d))) into (/ 1 (hypot (/ -1 c) (/ -1 d)))
* [misc]taylor:  Taking taylor expansion of (* (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (/ 1 (hypot (/ 1 (- c)) (/ 1 (- d))))) in c
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in c
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in c
* [misc]taylor:  Taking taylor expansion of (- b) in c
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (/ 1 (- b)) into (/ -1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in c
* [misc]taylor:  Taking taylor expansion of (- c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in c
* [misc]taylor:  Taking taylor expansion of (- a) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (/ 1 (- a)) into (/ -1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in c
* [misc]taylor:  Taking taylor expansion of (- d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]taylor:  Taking taylor expansion of (/ 1 (hypot (/ 1 (- c)) (/ 1 (- d)))) in c
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in c
* [misc]backup-simplify:  Simplify (hypot (/ 1 (- c)) (/ 1 (- d))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (/ 1 (hypot (/ -1 c) (/ -1 d))) into (/ 1 (hypot (/ -1 c) (/ -1 d)))
* [misc]taylor:  Taking taylor expansion of (* (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (/ 1 (hypot (/ 1 (- c)) (/ 1 (- d))))) in b
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in b
* [misc]taylor:  Taking taylor expansion of (- b) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in b
* [misc]taylor:  Taking taylor expansion of (- c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in b
* [misc]taylor:  Taking taylor expansion of (- a) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (/ 1 (- a)) into (/ -1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in b
* [misc]taylor:  Taking taylor expansion of (- d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]taylor:  Taking taylor expansion of (/ 1 (hypot (/ 1 (- c)) (/ 1 (- d)))) in b
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in b
* [misc]backup-simplify:  Simplify (hypot (/ 1 (- c)) (/ 1 (- d))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (/ 1 (hypot (/ -1 c) (/ -1 d))) into (/ 1 (hypot (/ -1 c) (/ -1 d)))
* [misc]taylor:  Taking taylor expansion of (* (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (/ 1 (hypot (/ 1 (- c)) (/ 1 (- d))))) in b
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in b
* [misc]taylor:  Taking taylor expansion of (- b) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in b
* [misc]taylor:  Taking taylor expansion of (- c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in b
* [misc]taylor:  Taking taylor expansion of (- a) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (/ 1 (- a)) into (/ -1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in b
* [misc]taylor:  Taking taylor expansion of (- d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]taylor:  Taking taylor expansion of (/ 1 (hypot (/ 1 (- c)) (/ 1 (- d)))) in b
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in b
* [misc]backup-simplify:  Simplify (hypot (/ 1 (- c)) (/ 1 (- d))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (/ 1 (hypot (/ -1 c) (/ -1 d))) into (/ 1 (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (* -1 (/ -1 c)) into (/ 1 c)
* [misc]backup-simplify:  Simplify (+ (/ 1 c) 0) into (/ 1 c)
* [misc]backup-simplify:  Simplify (* (/ 1 c) (/ 1 (hypot (/ -1 c) (/ -1 d)))) into (/ 1 (* c (hypot (/ -1 c) (/ -1 d))))
* [misc]taylor:  Taking taylor expansion of (/ 1 (* c (hypot (/ -1 c) (/ -1 d)))) in c
* [misc]taylor:  Taking taylor expansion of (* c (hypot (/ -1 c) (/ -1 d))) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (hypot (/ -1 c) (/ -1 d)) in c
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* 0 (hypot (/ -1 c) (/ -1 d))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 (hypot (/ -1 c) (/ -1 d)))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (/ 1 (hypot (/ -1 c) (/ -1 d))) into (/ 1 (hypot (/ -1 c) (/ -1 d)))
* [misc]taylor:  Taking taylor expansion of (/ 1 (hypot (/ -1 c) (/ -1 d))) in a
* [misc]taylor:  Taking taylor expansion of (hypot (/ -1 c) (/ -1 d)) in a
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (/ 1 (hypot (/ -1 c) (/ -1 d))) into (/ 1 (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ -1 c) (/ -1 d))) (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 c) (/ 0 (- c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (* 0 (/ -1 c))) into 0
* [misc]backup-simplify:  Simplify (* (/ -1 a) (/ -1 d)) into (/ 1 (* d a))
* [misc]backup-simplify:  Simplify (- (/ 1 (* d a))) into (- (/ 1 (* d a)))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 (* d a)))) into (- (/ 1 (* d a)))
* [misc]backup-simplify:  Simplify (+ (* (/ 1 c) 0) (* (- (/ 1 (* d a))) (/ 1 (hypot (/ -1 c) (/ -1 d))))) into (- (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d))))))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d)))))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d))))) in c
* [misc]taylor:  Taking taylor expansion of (* d (* a (hypot (/ -1 c) (/ -1 d)))) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (* a (hypot (/ -1 c) (/ -1 d))) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of (hypot (/ -1 c) (/ -1 d)) in c
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* a (hypot (/ -1 c) (/ -1 d))) into (* a (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (* d (* a (hypot (/ -1 c) (/ -1 d)))) into (* d (* a (hypot (/ -1 c) (/ -1 d))))
* [misc]backup-simplify:  Simplify (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d))))) into (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d)))))
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 (hypot (/ -1 c) (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ -1 c) (/ -1 d))) (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of (/ 1 (hypot (/ -1 c) (/ -1 d))) in d
* [misc]taylor:  Taking taylor expansion of (hypot (/ -1 c) (/ -1 d)) in d
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (/ 1 (hypot (/ -1 c) (/ -1 d))) into (/ 1 (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ -1 c) (/ -1 d))) (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* 0 (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 c) (/ 0 (- c))) (* 0 (/ 0 (- c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (* 0 (/ -1 c)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d) (/ 0 (- d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 a) (/ 0 (- a))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 a) 0) (* 0 (/ -1 d))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 c) 0) (+ (* (- (/ 1 (* d a))) 0) (* 0 (/ 1 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d)))))) into (- (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d))))))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d)))))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d))))) in a
* [misc]taylor:  Taking taylor expansion of (* d (* a (hypot (/ -1 c) (/ -1 d)))) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (* a (hypot (/ -1 c) (/ -1 d))) in a
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (hypot (/ -1 c) (/ -1 d)) in a
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* 0 (hypot (/ -1 c) (/ -1 d))) into 0
* [misc]backup-simplify:  Simplify (* d 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 (hypot (/ -1 c) (/ -1 d)))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (+ (* d (hypot (/ -1 c) (/ -1 d))) (* 0 0)) into (* d (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (/ 1 (* d (hypot (/ -1 c) (/ -1 d)))) into (/ 1 (* d (hypot (/ -1 c) (/ -1 d))))
* [misc]backup-simplify:  Simplify (- (/ 1 (* d (hypot (/ -1 c) (/ -1 d))))) into (- (/ 1 (* d (hypot (/ -1 c) (/ -1 d)))))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* d (hypot (/ -1 c) (/ -1 d))))) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d (hypot (/ -1 c) (/ -1 d)))) in d
* [misc]taylor:  Taking taylor expansion of (* d (hypot (/ -1 c) (/ -1 d))) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (hypot (/ -1 c) (/ -1 d)) in d
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* 0 (hypot (/ -1 c) (/ -1 d))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 (hypot (/ -1 c) (/ -1 d)))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (/ 1 (hypot (/ -1 c) (/ -1 d))) into (/ 1 (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (- (/ 1 (hypot (/ -1 c) (/ -1 d)))) into (- (/ 1 (hypot (/ -1 c) (/ -1 d))))
* [misc]backup-simplify:  Simplify (- (/ 1 (hypot (/ -1 c) (/ -1 d)))) into (- (/ 1 (hypot (/ -1 c) (/ -1 d))))
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ -1 c) (/ -1 d))) (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* 0 (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ -1 c) (/ -1 d))) (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ 1 (hypot (/ -1 c) (/ -1 d))) into (/ 1 (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ -1 c) (/ -1 d))) (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* 0 (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* 0 (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 c) (/ 0 (- c))) (* 0 (/ 0 (- c))) (* 0 (/ 0 (- c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ -1 c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d) (/ 0 (- d))) (* 0 (/ 0 (- d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 a) (/ 0 (- a))) (* 0 (/ 0 (- a))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 a) 0) (+ (* 0 0) (* 0 (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 c) 0) (+ (* (- (/ 1 (* d a))) 0) (+ (* 0 0) (* 0 (/ 1 (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* a 0) (* 0 (hypot (/ -1 c) (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 (* a (hypot (/ -1 c) (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d))))) (/ 0 (* d (* a (hypot (/ -1 c) (/ -1 d)))))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ -1 c) (/ -1 d))) (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* 0 (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* 0 (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 (hypot (/ -1 c) (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 (hypot (/ -1 c) (/ -1 d))) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d (hypot (/ -1 c) (/ -1 d)))) (/ 0 (* d (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ -1 c) (/ -1 d))) (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* 0 (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 (hypot (/ -1 c) (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ -1 c) (/ -1 d))) (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ -1 c) (/ -1 d))) (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ -1 c) (/ -1 d))) (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* 0 (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* 0 (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* 0 (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 c) (/ 0 (- c))) (* 0 (/ 0 (- c))) (* 0 (/ 0 (- c))) (* 0 (/ 0 (- c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ -1 c)))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d) (/ 0 (- d))) (* 0 (/ 0 (- d))) (* 0 (/ 0 (- d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 a) (/ 0 (- a))) (* 0 (/ 0 (- a))) (* 0 (/ 0 (- a))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 a) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 c) 0) (+ (* (- (/ 1 (* d a))) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 (hypot (/ -1 c) (/ -1 d)))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* a 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (* 0 (* a (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d))))) (/ 0 (* d (* a (hypot (/ -1 c) (/ -1 d)))))) (* 0 (/ 0 (* d (* a (hypot (/ -1 c) (/ -1 d)))))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d)))))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ -1 c) (/ -1 d))) (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* 0 (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* 0 (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* 0 (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (+ (* 0 (hypot (/ -1 c) (/ -1 d))) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d (hypot (/ -1 c) (/ -1 d)))) (/ 0 (* d (hypot (/ -1 c) (/ -1 d))))) (* 0 (/ 0 (* d (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ -1 c) (/ -1 d))) (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* 0 (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* 0 (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 (hypot (/ -1 c) (/ -1 d))) (* 1 (* 1 (* (/ 1 (/ 1 (- c))) (/ 1 (/ 1 (- b))))))) (* (- (/ 1 (hypot (/ -1 c) (/ -1 d)))) (* (/ 1 (/ 1 (- d))) (* (/ 1 (/ 1 (- a))) (* 1 1))))) into (- (/ (* b c) (hypot (/ -1 c) (/ -1 d))) (/ (* d a) (hypot (/ -1 c) (/ -1 d))))
* [misc]approximate:  Taking taylor expansion of (/ (* (- (* b c) (* a d)) (/ 1 (hypot c d))) (hypot c d)) in (b c a d) around 0
* [misc]taylor:  Taking taylor expansion of (/ (* (- (* b c) (* a d)) (/ 1 (hypot c d))) (hypot c d)) in d
* [misc]taylor:  Taking taylor expansion of (* (- (* b c) (* a d)) (/ 1 (hypot c d))) in d
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in d
* [misc]taylor:  Taking taylor expansion of (* b c) in d
* [misc]taylor:  Taking taylor expansion of b in d
* [misc]backup-simplify:  Simplify b into b
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (* a d) in d
* [misc]taylor:  Taking taylor expansion of a in d
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 (hypot c d)) in d
* [misc]taylor:  Taking taylor expansion of (hypot c d) in d
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (/ 1 (hypot c d)) into (/ 1 (hypot c d))
* [misc]taylor:  Taking taylor expansion of (hypot c d) in d
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* b c) into (* b c)
* [misc]backup-simplify:  Simplify (* a 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ (* b c) 0) into (* b c)
* [misc]backup-simplify:  Simplify (* (* b c) (/ 1 (hypot c d))) into (/ (* b c) (hypot c d))
* [misc]backup-simplify:  Simplify (/ (/ (* b c) (hypot c d)) (hypot c d)) into (/ (* b c) (sqr (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (/ (* (- (* b c) (* a d)) (/ 1 (hypot c d))) (hypot c d)) in a
* [misc]taylor:  Taking taylor expansion of (* (- (* b c) (* a d)) (/ 1 (hypot c d))) in a
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in a
* [misc]taylor:  Taking taylor expansion of (* b c) in a
* [misc]taylor:  Taking taylor expansion of b in a
* [misc]backup-simplify:  Simplify b into b
* [misc]taylor:  Taking taylor expansion of c in a
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (* a d) in a
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (/ 1 (hypot c d)) in a
* [misc]taylor:  Taking taylor expansion of (hypot c d) in a
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (/ 1 (hypot c d)) into (/ 1 (hypot c d))
* [misc]taylor:  Taking taylor expansion of (hypot c d) in a
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* b c) into (* b c)
* [misc]backup-simplify:  Simplify (* 0 d) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ (* b c) 0) into (* b c)
* [misc]backup-simplify:  Simplify (* (* b c) (/ 1 (hypot c d))) into (/ (* b c) (hypot c d))
* [misc]backup-simplify:  Simplify (/ (/ (* b c) (hypot c d)) (hypot c d)) into (/ (* b c) (sqr (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (/ (* (- (* b c) (* a d)) (/ 1 (hypot c d))) (hypot c d)) in c
* [misc]taylor:  Taking taylor expansion of (* (- (* b c) (* a d)) (/ 1 (hypot c d))) in c
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in c
* [misc]taylor:  Taking taylor expansion of (* b c) in c
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (* a d) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (/ 1 (hypot c d)) in c
* [misc]taylor:  Taking taylor expansion of (hypot c d) in c
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (/ 1 (hypot c d)) into (/ 1 (hypot c d))
* [misc]taylor:  Taking taylor expansion of (hypot c d) in c
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* b 0) into 0
* [misc]backup-simplify:  Simplify (* a d) into (* d a)
* [misc]backup-simplify:  Simplify (- (* d a)) into (- (* d a))
* [misc]backup-simplify:  Simplify (+ 0 (- (* d a))) into (- (* d a))
* [misc]backup-simplify:  Simplify (* (- (* d a)) (/ 1 (hypot c d))) into (* -1 (/ (* d a) (hypot c d)))
* [misc]backup-simplify:  Simplify (/ (* -1 (/ (* d a) (hypot c d))) (hypot c d)) into (* -1 (/ (* d a) (sqr (hypot c d))))
* [misc]taylor:  Taking taylor expansion of (/ (* (- (* b c) (* a d)) (/ 1 (hypot c d))) (hypot c d)) in b
* [misc]taylor:  Taking taylor expansion of (* (- (* b c) (* a d)) (/ 1 (hypot c d))) in b
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in b
* [misc]taylor:  Taking taylor expansion of (* b c) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (* a d) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (/ 1 (hypot c d)) in b
* [misc]taylor:  Taking taylor expansion of (hypot c d) in b
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (/ 1 (hypot c d)) into (/ 1 (hypot c d))
* [misc]taylor:  Taking taylor expansion of (hypot c d) in b
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* 0 c) into 0
* [misc]backup-simplify:  Simplify (* a d) into (* d a)
* [misc]backup-simplify:  Simplify (- (* d a)) into (- (* d a))
* [misc]backup-simplify:  Simplify (+ 0 (- (* d a))) into (- (* d a))
* [misc]backup-simplify:  Simplify (* (- (* d a)) (/ 1 (hypot c d))) into (* -1 (/ (* d a) (hypot c d)))
* [misc]backup-simplify:  Simplify (/ (* -1 (/ (* d a) (hypot c d))) (hypot c d)) into (* -1 (/ (* d a) (sqr (hypot c d))))
* [misc]taylor:  Taking taylor expansion of (/ (* (- (* b c) (* a d)) (/ 1 (hypot c d))) (hypot c d)) in b
* [misc]taylor:  Taking taylor expansion of (* (- (* b c) (* a d)) (/ 1 (hypot c d))) in b
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in b
* [misc]taylor:  Taking taylor expansion of (* b c) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (* a d) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (/ 1 (hypot c d)) in b
* [misc]taylor:  Taking taylor expansion of (hypot c d) in b
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (/ 1 (hypot c d)) into (/ 1 (hypot c d))
* [misc]taylor:  Taking taylor expansion of (hypot c d) in b
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* 0 c) into 0
* [misc]backup-simplify:  Simplify (* a d) into (* d a)
* [misc]backup-simplify:  Simplify (- (* d a)) into (- (* d a))
* [misc]backup-simplify:  Simplify (+ 0 (- (* d a))) into (- (* d a))
* [misc]backup-simplify:  Simplify (* (- (* d a)) (/ 1 (hypot c d))) into (* -1 (/ (* d a) (hypot c d)))
* [misc]backup-simplify:  Simplify (/ (* -1 (/ (* d a) (hypot c d))) (hypot c d)) into (* -1 (/ (* d a) (sqr (hypot c d))))
* [misc]taylor:  Taking taylor expansion of (* -1 (/ (* d a) (sqr (hypot c d)))) in c
* [misc]taylor:  Taking taylor expansion of -1 in c
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]taylor:  Taking taylor expansion of (/ (* d a) (sqr (hypot c d))) in c
* [misc]taylor:  Taking taylor expansion of (* d a) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of (sqr (hypot c d)) in c
* [misc]taylor:  Taking taylor expansion of (hypot c d) in c
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* d a) into (* d a)
* [misc]backup-simplify:  Simplify (* (hypot c d) (hypot c d)) into (sqr (hypot c d))
* [misc]backup-simplify:  Simplify (/ (* d a) (sqr (hypot c d))) into (/ (* d a) (sqr (hypot c d)))
* [misc]backup-simplify:  Simplify (* -1 (/ (* d a) (sqr (hypot c d)))) into (* -1 (/ (* d a) (sqr (hypot c d))))
* [misc]taylor:  Taking taylor expansion of (* -1 (/ (* d a) (sqr (hypot c d)))) in a
* [misc]taylor:  Taking taylor expansion of -1 in a
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]taylor:  Taking taylor expansion of (/ (* d a) (sqr (hypot c d))) in a
* [misc]taylor:  Taking taylor expansion of (* d a) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (sqr (hypot c d)) in a
* [misc]taylor:  Taking taylor expansion of (hypot c d) in a
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* d 0) into 0
* [misc]backup-simplify:  Simplify (+ (* d 1) (* 0 0)) into d
* [misc]backup-simplify:  Simplify (* (hypot c d) (hypot c d)) into (sqr (hypot c d))
* [misc]backup-simplify:  Simplify (/ d (sqr (hypot c d))) into (/ d (sqr (hypot c d)))
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot c d)) (/ 0 (hypot c d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 c)) into c
* [misc]backup-simplify:  Simplify (+ (* a 0) (* 0 d)) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ c 0) into c
* [misc]backup-simplify:  Simplify (+ (* (- (* d a)) 0) (* c (/ 1 (hypot c d)))) into (/ c (hypot c d))
* [misc]backup-simplify:  Simplify (- (/ (/ c (hypot c d)) (hypot c d)) (+ (* (* -1 (/ (* d a) (sqr (hypot c d)))) (/ 0 (hypot c d))))) into (/ c (sqr (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (/ c (sqr (hypot c d))) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (sqr (hypot c d)) in c
* [misc]taylor:  Taking taylor expansion of (hypot c d) in c
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* (hypot c d) (hypot c d)) into (sqr (hypot c d))
* [misc]backup-simplify:  Simplify (/ 1 (sqr (hypot c d))) into (/ 1 (sqr (hypot c d)))
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 a)) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot c d) 0) (* 0 (hypot c d))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (sqr (hypot c d))) (+ (* (/ (* d a) (sqr (hypot c d))) (/ 0 (sqr (hypot c d)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (* 0 (/ (* d a) (sqr (hypot c d))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (* -1 (/ d (sqr (hypot c d)))) into (* -1 (/ d (sqr (hypot c d))))
* [misc]taylor:  Taking taylor expansion of (* -1 (/ d (sqr (hypot c d)))) in d
* [misc]taylor:  Taking taylor expansion of -1 in d
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]taylor:  Taking taylor expansion of (/ d (sqr (hypot c d))) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (sqr (hypot c d)) in d
* [misc]taylor:  Taking taylor expansion of (hypot c d) in d
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* (hypot c d) (hypot c d)) into (sqr (hypot c d))
* [misc]backup-simplify:  Simplify (/ 1 (sqr (hypot c d))) into (/ 1 (sqr (hypot c d)))
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot c d)) (/ 0 (hypot c d))) (* 0 (/ 0 (hypot c d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 c))) into 0
* [misc]backup-simplify:  Simplify (+ (* a 0) (+ (* 0 0) (* 0 d))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (- (* d a)) 0) (+ (* c 0) (* 0 (/ 1 (hypot c d))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot c d)) (+ (* (* -1 (/ (* d a) (sqr (hypot c d)))) (/ 0 (hypot c d))) (* (/ c (sqr (hypot c d))) (/ 0 (hypot c d))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr (hypot c d))) in a
* [misc]taylor:  Taking taylor expansion of (sqr (hypot c d)) in a
* [misc]taylor:  Taking taylor expansion of (hypot c d) in a
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* (hypot c d) (hypot c d)) into (sqr (hypot c d))
* [misc]backup-simplify:  Simplify (/ 1 (sqr (hypot c d))) into (/ 1 (sqr (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr (hypot c d))) in d
* [misc]taylor:  Taking taylor expansion of (sqr (hypot c d)) in d
* [misc]taylor:  Taking taylor expansion of (hypot c d) in d
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* (hypot c d) (hypot c d)) into (sqr (hypot c d))
* [misc]backup-simplify:  Simplify (/ 1 (sqr (hypot c d))) into (/ 1 (sqr (hypot c d)))
* [misc]backup-simplify:  Simplify (/ 1 (sqr (hypot c d))) into (/ 1 (sqr (hypot c d)))
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (* 0 a))) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot c d) 0) (+ (* 0 0) (* 0 (hypot c d)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (sqr (hypot c d))) (+ (* (/ (* d a) (sqr (hypot c d))) (/ 0 (sqr (hypot c d)))) (* 0 (/ 0 (sqr (hypot c d)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (* 0 (/ (* d a) (sqr (hypot c d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot c d) 0) (* 0 (hypot c d))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (sqr (hypot c d))) (+ (* (/ d (sqr (hypot c d))) (/ 0 (sqr (hypot c d)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (* 0 (/ d (sqr (hypot c d))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (* -1 (/ 1 (sqr (hypot c d)))) into (/ -1 (sqr (hypot c d)))
* [misc]backup-simplify:  Simplify (/ -1 (sqr (hypot c d))) into (/ -1 (sqr (hypot c d)))
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot c d)) (/ 0 (hypot c d))) (* 0 (/ 0 (hypot c d))) (* 0 (/ 0 (hypot c d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 c)))) into 0
* [misc]backup-simplify:  Simplify (+ (* a 0) (+ (* 0 0) (+ (* 0 0) (* 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (- (* d a)) 0) (+ (* c 0) (+ (* 0 0) (* 0 (/ 1 (hypot c d)))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot c d)) (+ (* (* -1 (/ (* d a) (sqr (hypot c d)))) (/ 0 (hypot c d))) (* (/ c (sqr (hypot c d))) (/ 0 (hypot c d))) (* 0 (/ 0 (hypot c d))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot c d) 0) (* 0 (hypot c d))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (sqr (hypot c d))) (+ (* (/ 1 (sqr (hypot c d))) (/ 0 (sqr (hypot c d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (+ (* 0 0) (* 0 a)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot c d) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (hypot c d))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (sqr (hypot c d))) (+ (* (/ (* d a) (sqr (hypot c d))) (/ 0 (sqr (hypot c d)))) (* 0 (/ 0 (sqr (hypot c d)))) (* 0 (/ 0 (sqr (hypot c d)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ (* d a) (sqr (hypot c d))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot c d) 0) (* 0 (hypot c d))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot c d))) (/ 0 (sqr (hypot c d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 (sqr (hypot c d))) (* d (* a (* 1 1)))) (* (/ 1 (sqr (hypot c d))) (* 1 (* 1 (* c b))))) into (- (/ (* b c) (sqr (hypot c d))) (/ (* d a) (sqr (hypot c d))))
* [misc]approximate:  Taking taylor expansion of (/ (* (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (/ 1 (hypot (/ 1 c) (/ 1 d)))) (hypot (/ 1 c) (/ 1 d))) in (b c a d) around 0
* [misc]taylor:  Taking taylor expansion of (/ (* (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (/ 1 (hypot (/ 1 c) (/ 1 d)))) (hypot (/ 1 c) (/ 1 d))) in d
* [misc]taylor:  Taking taylor expansion of (* (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (/ 1 (hypot (/ 1 c) (/ 1 d)))) in d
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in d
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in d
* [misc]taylor:  Taking taylor expansion of b in d
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (/ 1 b) into (/ 1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in d
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in d
* [misc]taylor:  Taking taylor expansion of a in d
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (/ 1 a) into (/ 1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 (hypot (/ 1 c) (/ 1 d))) in d
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in d
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (/ 1 (hypot (/ 1 c) (/ 1 d))) into (/ 1 (hypot (/ 1 c) (/ 1 d)))
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in d
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (* (/ 1 a) 1) into (/ 1 a)
* [misc]backup-simplify:  Simplify (- (/ 1 a)) into (- (/ 1 a))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 a))) into (- (/ 1 a))
* [misc]backup-simplify:  Simplify (* (- (/ 1 a)) (/ 1 (hypot (/ 1 c) (/ 1 d)))) into (/ -1 (* (hypot (/ 1 c) (/ 1 d)) a))
* [misc]backup-simplify:  Simplify (/ (/ -1 (* (hypot (/ 1 c) (/ 1 d)) a)) (hypot (/ 1 c) (/ 1 d))) into (/ -1 (* (sqr (hypot (/ 1 c) (/ 1 d))) a))
* [misc]taylor:  Taking taylor expansion of (/ (* (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (/ 1 (hypot (/ 1 c) (/ 1 d)))) (hypot (/ 1 c) (/ 1 d))) in a
* [misc]taylor:  Taking taylor expansion of (* (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (/ 1 (hypot (/ 1 c) (/ 1 d)))) in a
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in a
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in a
* [misc]taylor:  Taking taylor expansion of b in a
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (/ 1 b) into (/ 1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in a
* [misc]taylor:  Taking taylor expansion of c in a
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in a
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]taylor:  Taking taylor expansion of (/ 1 (hypot (/ 1 c) (/ 1 d))) in a
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in a
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (/ 1 (hypot (/ 1 c) (/ 1 d))) into (/ 1 (hypot (/ 1 c) (/ 1 d)))
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in a
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (* 1 (/ 1 d)) into (/ 1 d)
* [misc]backup-simplify:  Simplify (- (/ 1 d)) into (- (/ 1 d))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 d))) into (- (/ 1 d))
* [misc]backup-simplify:  Simplify (* (- (/ 1 d)) (/ 1 (hypot (/ 1 c) (/ 1 d)))) into (/ -1 (* (hypot (/ 1 c) (/ 1 d)) d))
* [misc]backup-simplify:  Simplify (/ (/ -1 (* (hypot (/ 1 c) (/ 1 d)) d)) (hypot (/ 1 c) (/ 1 d))) into (/ -1 (* (sqr (hypot (/ 1 c) (/ 1 d))) d))
* [misc]taylor:  Taking taylor expansion of (/ (* (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (/ 1 (hypot (/ 1 c) (/ 1 d)))) (hypot (/ 1 c) (/ 1 d))) in c
* [misc]taylor:  Taking taylor expansion of (* (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (/ 1 (hypot (/ 1 c) (/ 1 d)))) in c
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in c
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in c
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (/ 1 b) into (/ 1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (/ 1 a) into (/ 1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]taylor:  Taking taylor expansion of (/ 1 (hypot (/ 1 c) (/ 1 d))) in c
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in c
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (/ 1 (hypot (/ 1 c) (/ 1 d))) into (/ 1 (hypot (/ 1 c) (/ 1 d)))
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in c
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (* (/ 1 b) 1) into (/ 1 b)
* [misc]backup-simplify:  Simplify (+ (/ 1 b) 0) into (/ 1 b)
* [misc]backup-simplify:  Simplify (* (/ 1 b) (/ 1 (hypot (/ 1 c) (/ 1 d)))) into (/ 1 (* (hypot (/ 1 c) (/ 1 d)) b))
* [misc]backup-simplify:  Simplify (/ (/ 1 (* (hypot (/ 1 c) (/ 1 d)) b)) (hypot (/ 1 c) (/ 1 d))) into (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) b))
* [misc]taylor:  Taking taylor expansion of (/ (* (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (/ 1 (hypot (/ 1 c) (/ 1 d)))) (hypot (/ 1 c) (/ 1 d))) in b
* [misc]taylor:  Taking taylor expansion of (* (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (/ 1 (hypot (/ 1 c) (/ 1 d)))) in b
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (/ 1 a) into (/ 1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]taylor:  Taking taylor expansion of (/ 1 (hypot (/ 1 c) (/ 1 d))) in b
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in b
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (/ 1 (hypot (/ 1 c) (/ 1 d))) into (/ 1 (hypot (/ 1 c) (/ 1 d)))
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in b
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (* 1 (/ 1 c)) into (/ 1 c)
* [misc]backup-simplify:  Simplify (+ (/ 1 c) 0) into (/ 1 c)
* [misc]backup-simplify:  Simplify (* (/ 1 c) (/ 1 (hypot (/ 1 c) (/ 1 d)))) into (/ 1 (* (hypot (/ 1 c) (/ 1 d)) c))
* [misc]backup-simplify:  Simplify (/ (/ 1 (* (hypot (/ 1 c) (/ 1 d)) c)) (hypot (/ 1 c) (/ 1 d))) into (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) c))
* [misc]taylor:  Taking taylor expansion of (/ (* (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (/ 1 (hypot (/ 1 c) (/ 1 d)))) (hypot (/ 1 c) (/ 1 d))) in b
* [misc]taylor:  Taking taylor expansion of (* (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (/ 1 (hypot (/ 1 c) (/ 1 d)))) in b
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (/ 1 a) into (/ 1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]taylor:  Taking taylor expansion of (/ 1 (hypot (/ 1 c) (/ 1 d))) in b
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in b
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (/ 1 (hypot (/ 1 c) (/ 1 d))) into (/ 1 (hypot (/ 1 c) (/ 1 d)))
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in b
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (* 1 (/ 1 c)) into (/ 1 c)
* [misc]backup-simplify:  Simplify (+ (/ 1 c) 0) into (/ 1 c)
* [misc]backup-simplify:  Simplify (* (/ 1 c) (/ 1 (hypot (/ 1 c) (/ 1 d)))) into (/ 1 (* (hypot (/ 1 c) (/ 1 d)) c))
* [misc]backup-simplify:  Simplify (/ (/ 1 (* (hypot (/ 1 c) (/ 1 d)) c)) (hypot (/ 1 c) (/ 1 d))) into (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) c))
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) c)) in c
* [misc]taylor:  Taking taylor expansion of (* (sqr (hypot (/ 1 c) (/ 1 d))) c) in c
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ 1 c) (/ 1 d))) in c
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in c
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* (hypot (/ 1 c) (/ 1 d)) (hypot (/ 1 c) (/ 1 d))) into (sqr (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (* (sqr (hypot (/ 1 c) (/ 1 d))) 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (* 0 (hypot (/ 1 c) (/ 1 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (hypot (/ 1 c) (/ 1 d))) 1) (* 0 0)) into (sqr (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) into (/ 1 (sqr (hypot (/ 1 c) (/ 1 d))))
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) in a
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ 1 c) (/ 1 d))) in a
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in a
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (* (hypot (/ 1 c) (/ 1 d)) (hypot (/ 1 c) (/ 1 d))) into (sqr (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) into (/ 1 (sqr (hypot (/ 1 c) (/ 1 d))))
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ 1 c) (/ 1 d))) (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 c) (/ 0 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 (/ 1 c))) into 0
* [misc]backup-simplify:  Simplify (* (/ 1 a) (/ 1 d)) into (/ 1 (* d a))
* [misc]backup-simplify:  Simplify (- (/ 1 (* d a))) into (- (/ 1 (* d a)))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 (* d a)))) into (- (/ 1 (* d a)))
* [misc]backup-simplify:  Simplify (+ (* (/ 1 c) 0) (* (- (/ 1 (* d a))) (/ 1 (hypot (/ 1 c) (/ 1 d))))) into (- (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a))))
* [misc]backup-simplify:  Simplify (- (/ (- (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a)))) (hypot (/ 1 c) (/ 1 d))) (+ (* (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) c)) (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into (- (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a))))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a)))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a))) in c
* [misc]taylor:  Taking taylor expansion of (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a)) in c
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ 1 c) (/ 1 d))) in c
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in c
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]taylor:  Taking taylor expansion of (* d a) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (* (hypot (/ 1 c) (/ 1 d)) (hypot (/ 1 c) (/ 1 d))) into (sqr (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (* d a) into (* d a)
* [misc]backup-simplify:  Simplify (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a)) into (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a))
* [misc]backup-simplify:  Simplify (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a))) into (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a)))
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (* 0 (hypot (/ 1 c) (/ 1 d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (hypot (/ 1 c) (/ 1 d))) 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) in d
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ 1 c) (/ 1 d))) in d
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in d
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (* (hypot (/ 1 c) (/ 1 d)) (hypot (/ 1 c) (/ 1 d))) into (sqr (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) into (/ 1 (sqr (hypot (/ 1 c) (/ 1 d))))
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ 1 c) (/ 1 d))) (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* 0 (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 c) (/ 0 c)) (* 0 (/ 0 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 (/ 1 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 a) (/ 0 a)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 a) 0) (* 0 (/ 1 d))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 c) 0) (+ (* (- (/ 1 (* d a))) 0) (* 0 (/ 1 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot (/ 1 c) (/ 1 d))) (+ (* (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) c)) (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* (- (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a)))) (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a)))) into (- (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a))))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a)))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a))) in a
* [misc]taylor:  Taking taylor expansion of (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a)) in a
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ 1 c) (/ 1 d))) in a
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in a
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]taylor:  Taking taylor expansion of (* d a) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* (hypot (/ 1 c) (/ 1 d)) (hypot (/ 1 c) (/ 1 d))) into (sqr (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (* d 0) into 0
* [misc]backup-simplify:  Simplify (* (sqr (hypot (/ 1 c) (/ 1 d))) 0) into 0
* [misc]backup-simplify:  Simplify (+ (* d 1) (* 0 0)) into d
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (* 0 (hypot (/ 1 c) (/ 1 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (hypot (/ 1 c) (/ 1 d))) d) (* 0 0)) into (* (sqr (hypot (/ 1 c) (/ 1 d))) d)
* [misc]backup-simplify:  Simplify (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) d)) into (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) d))
* [misc]backup-simplify:  Simplify (- (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) d))) into (- (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) d)))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) d))) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) d)) in d
* [misc]taylor:  Taking taylor expansion of (* (sqr (hypot (/ 1 c) (/ 1 d))) d) in d
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ 1 c) (/ 1 d))) in d
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in d
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* (hypot (/ 1 c) (/ 1 d)) (hypot (/ 1 c) (/ 1 d))) into (sqr (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (* (sqr (hypot (/ 1 c) (/ 1 d))) 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (* 0 (hypot (/ 1 c) (/ 1 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (hypot (/ 1 c) (/ 1 d))) 1) (* 0 0)) into (sqr (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) into (/ 1 (sqr (hypot (/ 1 c) (/ 1 d))))
* [misc]backup-simplify:  Simplify (- (/ 1 (sqr (hypot (/ 1 c) (/ 1 d))))) into (- (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))))
* [misc]backup-simplify:  Simplify (- (/ 1 (sqr (hypot (/ 1 c) (/ 1 d))))) into (- (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))))
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (hypot (/ 1 c) (/ 1 d))) 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))) (* 0 (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (* 0 (hypot (/ 1 c) (/ 1 d)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) into (/ 1 (sqr (hypot (/ 1 c) (/ 1 d))))
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ 1 c) (/ 1 d))) (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* 0 (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* 0 (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 c) (/ 0 c)) (* 0 (/ 0 c)) (* 0 (/ 0 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 c))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)) (* 0 (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 a) (/ 0 a)) (* 0 (/ 0 a)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 a) 0) (+ (* 0 0) (* 0 (/ 1 d)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 c) 0) (+ (* (- (/ 1 (* d a))) 0) (+ (* 0 0) (* 0 (/ 1 (hypot (/ 1 c) (/ 1 d))))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot (/ 1 c) (/ 1 d))) (+ (* (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) c)) (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* (- (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a)))) (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* 0 (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 a)) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (* 0 (hypot (/ 1 c) (/ 1 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (hypot (/ 1 c) (/ 1 d))) 0) (* 0 (* d a))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a))) (/ 0 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a)))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (hypot (/ 1 c) (/ 1 d))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (hypot (/ 1 c) (/ 1 d))) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))) (* 0 (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))) (* 0 (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (* 0 (hypot (/ 1 c) (/ 1 d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (hypot (/ 1 c) (/ 1 d))) 0) (+ (* 0 d) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) d)) (/ 0 (* (sqr (hypot (/ 1 c) (/ 1 d))) d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (* 0 (hypot (/ 1 c) (/ 1 d))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))) (* 0 (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (* 0 (hypot (/ 1 c) (/ 1 d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (hypot (/ 1 c) (/ 1 d))) 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (* 0 (hypot (/ 1 c) (/ 1 d)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ 1 c) (/ 1 d))) (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* 0 (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* 0 (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* 0 (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 c) (/ 0 c)) (* 0 (/ 0 c)) (* 0 (/ 0 c)) (* 0 (/ 0 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 c)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)) (* 0 (/ 0 d)) (* 0 (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 a) (/ 0 a)) (* 0 (/ 0 a)) (* 0 (/ 0 a)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 a) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 c) 0) (+ (* (- (/ 1 (* d a))) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 (hypot (/ 1 c) (/ 1 d)))))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot (/ 1 c) (/ 1 d))) (+ (* (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) c)) (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* (- (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a)))) (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* 0 (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* 0 (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (* 0 a))) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (* 0 (hypot (/ 1 c) (/ 1 d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (hypot (/ 1 c) (/ 1 d))) 0) (+ (* 0 0) (* 0 (* d a)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a))) (/ 0 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a)))) (* 0 (/ 0 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a)))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (hypot (/ 1 c) (/ 1 d)))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (hypot (/ 1 c) (/ 1 d))) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))) (* 0 (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))) (* 0 (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))) (* 0 (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (hypot (/ 1 c) (/ 1 d))) 0) (+ (* 0 0) (+ (* 0 d) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) d)) (/ 0 (* (sqr (hypot (/ 1 c) (/ 1 d))) d))) (* 0 (/ 0 (* (sqr (hypot (/ 1 c) (/ 1 d))) d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))) (* 0 (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))) (* 0 (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) (* 1 (* 1 (* (/ 1 (/ 1 c)) (/ 1 (/ 1 b)))))) (* (- (/ 1 (sqr (hypot (/ 1 c) (/ 1 d))))) (* (/ 1 (/ 1 d)) (* (/ 1 (/ 1 a)) (* 1 1))))) into (- (/ (* b c) (sqr (hypot (/ 1 c) (/ 1 d)))) (/ (* d a) (sqr (hypot (/ 1 c) (/ 1 d)))))
* [misc]approximate:  Taking taylor expansion of (/ (* (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (/ 1 (hypot (/ 1 (- c)) (/ 1 (- d))))) (hypot (/ 1 (- c)) (/ 1 (- d)))) in (b c a d) around 0
* [misc]taylor:  Taking taylor expansion of (/ (* (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (/ 1 (hypot (/ 1 (- c)) (/ 1 (- d))))) (hypot (/ 1 (- c)) (/ 1 (- d)))) in d
* [misc]taylor:  Taking taylor expansion of (* (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (/ 1 (hypot (/ 1 (- c)) (/ 1 (- d))))) in d
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in d
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in d
* [misc]taylor:  Taking taylor expansion of (- b) in d
* [misc]taylor:  Taking taylor expansion of b in d
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (/ 1 (- b)) into (/ -1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in d
* [misc]taylor:  Taking taylor expansion of (- c) in d
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in d
* [misc]taylor:  Taking taylor expansion of (- a) in d
* [misc]taylor:  Taking taylor expansion of a in d
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (/ 1 (- a)) into (/ -1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in d
* [misc]taylor:  Taking taylor expansion of (- d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (hypot (/ 1 (- c)) (/ 1 (- d)))) in d
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in d
* [misc]backup-simplify:  Simplify (hypot (/ 1 (- c)) (/ 1 (- d))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (/ 1 (hypot (/ -1 c) (/ -1 d))) into (/ 1 (hypot (/ -1 c) (/ -1 d)))
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in d
* [misc]backup-simplify:  Simplify (hypot (/ 1 (- c)) (/ 1 (- d))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* (/ -1 a) -1) into (/ 1 a)
* [misc]backup-simplify:  Simplify (- (/ 1 a)) into (- (/ 1 a))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 a))) into (- (/ 1 a))
* [misc]backup-simplify:  Simplify (* (- (/ 1 a)) (/ 1 (hypot (/ -1 c) (/ -1 d)))) into (/ -1 (* a (hypot (/ -1 c) (/ -1 d))))
* [misc]backup-simplify:  Simplify (/ (/ -1 (* a (hypot (/ -1 c) (/ -1 d)))) (hypot (/ -1 c) (/ -1 d))) into (/ -1 (* a (sqr (hypot (/ -1 c) (/ -1 d)))))
* [misc]taylor:  Taking taylor expansion of (/ (* (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (/ 1 (hypot (/ 1 (- c)) (/ 1 (- d))))) (hypot (/ 1 (- c)) (/ 1 (- d)))) in a
* [misc]taylor:  Taking taylor expansion of (* (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (/ 1 (hypot (/ 1 (- c)) (/ 1 (- d))))) in a
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in a
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in a
* [misc]taylor:  Taking taylor expansion of (- b) in a
* [misc]taylor:  Taking taylor expansion of b in a
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (/ 1 (- b)) into (/ -1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in a
* [misc]taylor:  Taking taylor expansion of (- c) in a
* [misc]taylor:  Taking taylor expansion of c in a
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in a
* [misc]taylor:  Taking taylor expansion of (- a) in a
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in a
* [misc]taylor:  Taking taylor expansion of (- d) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]taylor:  Taking taylor expansion of (/ 1 (hypot (/ 1 (- c)) (/ 1 (- d)))) in a
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in a
* [misc]backup-simplify:  Simplify (hypot (/ 1 (- c)) (/ 1 (- d))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (/ 1 (hypot (/ -1 c) (/ -1 d))) into (/ 1 (hypot (/ -1 c) (/ -1 d)))
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in a
* [misc]backup-simplify:  Simplify (hypot (/ 1 (- c)) (/ 1 (- d))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* -1 (/ -1 d)) into (/ 1 d)
* [misc]backup-simplify:  Simplify (- (/ 1 d)) into (- (/ 1 d))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 d))) into (- (/ 1 d))
* [misc]backup-simplify:  Simplify (* (- (/ 1 d)) (/ 1 (hypot (/ -1 c) (/ -1 d)))) into (/ -1 (* d (hypot (/ -1 c) (/ -1 d))))
* [misc]backup-simplify:  Simplify (/ (/ -1 (* d (hypot (/ -1 c) (/ -1 d)))) (hypot (/ -1 c) (/ -1 d))) into (/ -1 (* d (sqr (hypot (/ -1 c) (/ -1 d)))))
* [misc]taylor:  Taking taylor expansion of (/ (* (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (/ 1 (hypot (/ 1 (- c)) (/ 1 (- d))))) (hypot (/ 1 (- c)) (/ 1 (- d)))) in c
* [misc]taylor:  Taking taylor expansion of (* (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (/ 1 (hypot (/ 1 (- c)) (/ 1 (- d))))) in c
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in c
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in c
* [misc]taylor:  Taking taylor expansion of (- b) in c
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (/ 1 (- b)) into (/ -1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in c
* [misc]taylor:  Taking taylor expansion of (- c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in c
* [misc]taylor:  Taking taylor expansion of (- a) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (/ 1 (- a)) into (/ -1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in c
* [misc]taylor:  Taking taylor expansion of (- d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]taylor:  Taking taylor expansion of (/ 1 (hypot (/ 1 (- c)) (/ 1 (- d)))) in c
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in c
* [misc]backup-simplify:  Simplify (hypot (/ 1 (- c)) (/ 1 (- d))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (/ 1 (hypot (/ -1 c) (/ -1 d))) into (/ 1 (hypot (/ -1 c) (/ -1 d)))
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in c
* [misc]backup-simplify:  Simplify (hypot (/ 1 (- c)) (/ 1 (- d))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* (/ -1 b) -1) into (/ 1 b)
* [misc]backup-simplify:  Simplify (+ (/ 1 b) 0) into (/ 1 b)
* [misc]backup-simplify:  Simplify (* (/ 1 b) (/ 1 (hypot (/ -1 c) (/ -1 d)))) into (/ 1 (* b (hypot (/ -1 c) (/ -1 d))))
* [misc]backup-simplify:  Simplify (/ (/ 1 (* b (hypot (/ -1 c) (/ -1 d)))) (hypot (/ -1 c) (/ -1 d))) into (/ 1 (* b (sqr (hypot (/ -1 c) (/ -1 d)))))
* [misc]taylor:  Taking taylor expansion of (/ (* (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (/ 1 (hypot (/ 1 (- c)) (/ 1 (- d))))) (hypot (/ 1 (- c)) (/ 1 (- d)))) in b
* [misc]taylor:  Taking taylor expansion of (* (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (/ 1 (hypot (/ 1 (- c)) (/ 1 (- d))))) in b
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in b
* [misc]taylor:  Taking taylor expansion of (- b) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in b
* [misc]taylor:  Taking taylor expansion of (- c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in b
* [misc]taylor:  Taking taylor expansion of (- a) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (/ 1 (- a)) into (/ -1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in b
* [misc]taylor:  Taking taylor expansion of (- d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]taylor:  Taking taylor expansion of (/ 1 (hypot (/ 1 (- c)) (/ 1 (- d)))) in b
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in b
* [misc]backup-simplify:  Simplify (hypot (/ 1 (- c)) (/ 1 (- d))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (/ 1 (hypot (/ -1 c) (/ -1 d))) into (/ 1 (hypot (/ -1 c) (/ -1 d)))
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in b
* [misc]backup-simplify:  Simplify (hypot (/ 1 (- c)) (/ 1 (- d))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* -1 (/ -1 c)) into (/ 1 c)
* [misc]backup-simplify:  Simplify (+ (/ 1 c) 0) into (/ 1 c)
* [misc]backup-simplify:  Simplify (* (/ 1 c) (/ 1 (hypot (/ -1 c) (/ -1 d)))) into (/ 1 (* c (hypot (/ -1 c) (/ -1 d))))
* [misc]backup-simplify:  Simplify (/ (/ 1 (* c (hypot (/ -1 c) (/ -1 d)))) (hypot (/ -1 c) (/ -1 d))) into (/ 1 (* c (sqr (hypot (/ -1 c) (/ -1 d)))))
* [misc]taylor:  Taking taylor expansion of (/ (* (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (/ 1 (hypot (/ 1 (- c)) (/ 1 (- d))))) (hypot (/ 1 (- c)) (/ 1 (- d)))) in b
* [misc]taylor:  Taking taylor expansion of (* (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (/ 1 (hypot (/ 1 (- c)) (/ 1 (- d))))) in b
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in b
* [misc]taylor:  Taking taylor expansion of (- b) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in b
* [misc]taylor:  Taking taylor expansion of (- c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in b
* [misc]taylor:  Taking taylor expansion of (- a) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (/ 1 (- a)) into (/ -1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in b
* [misc]taylor:  Taking taylor expansion of (- d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]taylor:  Taking taylor expansion of (/ 1 (hypot (/ 1 (- c)) (/ 1 (- d)))) in b
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in b
* [misc]backup-simplify:  Simplify (hypot (/ 1 (- c)) (/ 1 (- d))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (/ 1 (hypot (/ -1 c) (/ -1 d))) into (/ 1 (hypot (/ -1 c) (/ -1 d)))
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in b
* [misc]backup-simplify:  Simplify (hypot (/ 1 (- c)) (/ 1 (- d))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* -1 (/ -1 c)) into (/ 1 c)
* [misc]backup-simplify:  Simplify (+ (/ 1 c) 0) into (/ 1 c)
* [misc]backup-simplify:  Simplify (* (/ 1 c) (/ 1 (hypot (/ -1 c) (/ -1 d)))) into (/ 1 (* c (hypot (/ -1 c) (/ -1 d))))
* [misc]backup-simplify:  Simplify (/ (/ 1 (* c (hypot (/ -1 c) (/ -1 d)))) (hypot (/ -1 c) (/ -1 d))) into (/ 1 (* c (sqr (hypot (/ -1 c) (/ -1 d)))))
* [misc]taylor:  Taking taylor expansion of (/ 1 (* c (sqr (hypot (/ -1 c) (/ -1 d))))) in c
* [misc]taylor:  Taking taylor expansion of (* c (sqr (hypot (/ -1 c) (/ -1 d)))) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ -1 c) (/ -1 d))) in c
* [misc]taylor:  Taking taylor expansion of (hypot (/ -1 c) (/ -1 d)) in c
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* (hypot (/ -1 c) (/ -1 d)) (hypot (/ -1 c) (/ -1 d))) into (sqr (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (* 0 (sqr (hypot (/ -1 c) (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (* 0 (hypot (/ -1 c) (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 (sqr (hypot (/ -1 c) (/ -1 d))))) into (sqr (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) into (/ 1 (sqr (hypot (/ -1 c) (/ -1 d))))
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) in a
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ -1 c) (/ -1 d))) in a
* [misc]taylor:  Taking taylor expansion of (hypot (/ -1 c) (/ -1 d)) in a
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* (hypot (/ -1 c) (/ -1 d)) (hypot (/ -1 c) (/ -1 d))) into (sqr (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) into (/ 1 (sqr (hypot (/ -1 c) (/ -1 d))))
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ -1 c) (/ -1 d))) (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 c) (/ 0 (- c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (* 0 (/ -1 c))) into 0
* [misc]backup-simplify:  Simplify (* (/ -1 a) (/ -1 d)) into (/ 1 (* d a))
* [misc]backup-simplify:  Simplify (- (/ 1 (* d a))) into (- (/ 1 (* d a)))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 (* d a)))) into (- (/ 1 (* d a)))
* [misc]backup-simplify:  Simplify (+ (* (/ 1 c) 0) (* (- (/ 1 (* d a))) (/ 1 (hypot (/ -1 c) (/ -1 d))))) into (- (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d))))))
* [misc]backup-simplify:  Simplify (- (/ (- (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d)))))) (hypot (/ -1 c) (/ -1 d))) (+ (* (/ 1 (* c (sqr (hypot (/ -1 c) (/ -1 d))))) (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into (- (/ 1 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d)))))))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d))))))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d)))))) in c
* [misc]taylor:  Taking taylor expansion of (* d (* a (sqr (hypot (/ -1 c) (/ -1 d))))) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (* a (sqr (hypot (/ -1 c) (/ -1 d)))) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ -1 c) (/ -1 d))) in c
* [misc]taylor:  Taking taylor expansion of (hypot (/ -1 c) (/ -1 d)) in c
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* (hypot (/ -1 c) (/ -1 d)) (hypot (/ -1 c) (/ -1 d))) into (sqr (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (* a (sqr (hypot (/ -1 c) (/ -1 d)))) into (* a (sqr (hypot (/ -1 c) (/ -1 d))))
* [misc]backup-simplify:  Simplify (* d (* a (sqr (hypot (/ -1 c) (/ -1 d))))) into (* d (* a (sqr (hypot (/ -1 c) (/ -1 d)))))
* [misc]backup-simplify:  Simplify (/ 1 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d)))))) into (/ 1 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d))))))
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 (sqr (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) in d
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ -1 c) (/ -1 d))) in d
* [misc]taylor:  Taking taylor expansion of (hypot (/ -1 c) (/ -1 d)) in d
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* (hypot (/ -1 c) (/ -1 d)) (hypot (/ -1 c) (/ -1 d))) into (sqr (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) into (/ 1 (sqr (hypot (/ -1 c) (/ -1 d))))
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ -1 c) (/ -1 d))) (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* 0 (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 c) (/ 0 (- c))) (* 0 (/ 0 (- c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (* 0 (/ -1 c)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d) (/ 0 (- d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 a) (/ 0 (- a))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 a) 0) (* 0 (/ -1 d))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 c) 0) (+ (* (- (/ 1 (* d a))) 0) (* 0 (/ 1 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot (/ -1 c) (/ -1 d))) (+ (* (/ 1 (* c (sqr (hypot (/ -1 c) (/ -1 d))))) (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* (- (/ 1 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d))))))) (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 1 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d))))))) into (- (/ 1 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d)))))))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d))))))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d)))))) in a
* [misc]taylor:  Taking taylor expansion of (* d (* a (sqr (hypot (/ -1 c) (/ -1 d))))) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (* a (sqr (hypot (/ -1 c) (/ -1 d)))) in a
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ -1 c) (/ -1 d))) in a
* [misc]taylor:  Taking taylor expansion of (hypot (/ -1 c) (/ -1 d)) in a
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* (hypot (/ -1 c) (/ -1 d)) (hypot (/ -1 c) (/ -1 d))) into (sqr (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (* 0 (sqr (hypot (/ -1 c) (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (* d 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (* 0 (hypot (/ -1 c) (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 (sqr (hypot (/ -1 c) (/ -1 d))))) into (sqr (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (+ (* d (sqr (hypot (/ -1 c) (/ -1 d)))) (* 0 0)) into (* d (sqr (hypot (/ -1 c) (/ -1 d))))
* [misc]backup-simplify:  Simplify (/ 1 (* d (sqr (hypot (/ -1 c) (/ -1 d))))) into (/ 1 (* d (sqr (hypot (/ -1 c) (/ -1 d)))))
* [misc]backup-simplify:  Simplify (- (/ 1 (* d (sqr (hypot (/ -1 c) (/ -1 d)))))) into (- (/ 1 (* d (sqr (hypot (/ -1 c) (/ -1 d))))))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* d (sqr (hypot (/ -1 c) (/ -1 d)))))) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d (sqr (hypot (/ -1 c) (/ -1 d))))) in d
* [misc]taylor:  Taking taylor expansion of (* d (sqr (hypot (/ -1 c) (/ -1 d)))) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ -1 c) (/ -1 d))) in d
* [misc]taylor:  Taking taylor expansion of (hypot (/ -1 c) (/ -1 d)) in d
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* (hypot (/ -1 c) (/ -1 d)) (hypot (/ -1 c) (/ -1 d))) into (sqr (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (* 0 (sqr (hypot (/ -1 c) (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (* 0 (hypot (/ -1 c) (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 (sqr (hypot (/ -1 c) (/ -1 d))))) into (sqr (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) into (/ 1 (sqr (hypot (/ -1 c) (/ -1 d))))
* [misc]backup-simplify:  Simplify (- (/ 1 (sqr (hypot (/ -1 c) (/ -1 d))))) into (- (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))))
* [misc]backup-simplify:  Simplify (- (/ 1 (sqr (hypot (/ -1 c) (/ -1 d))))) into (- (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))))
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 (sqr (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))) (* 0 (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (* 0 (hypot (/ -1 c) (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) into (/ 1 (sqr (hypot (/ -1 c) (/ -1 d))))
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ -1 c) (/ -1 d))) (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* 0 (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* 0 (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 c) (/ 0 (- c))) (* 0 (/ 0 (- c))) (* 0 (/ 0 (- c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ -1 c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d) (/ 0 (- d))) (* 0 (/ 0 (- d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 a) (/ 0 (- a))) (* 0 (/ 0 (- a))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 a) 0) (+ (* 0 0) (* 0 (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 c) 0) (+ (* (- (/ 1 (* d a))) 0) (+ (* 0 0) (* 0 (/ 1 (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot (/ -1 c) (/ -1 d))) (+ (* (/ 1 (* c (sqr (hypot (/ -1 c) (/ -1 d))))) (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* (- (/ 1 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d))))))) (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* 0 (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (* 0 (hypot (/ -1 c) (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* a 0) (* 0 (sqr (hypot (/ -1 c) (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 (* a (sqr (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d)))))) (/ 0 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d))))))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (sqr (hypot (/ -1 c) (/ -1 d)))))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))) (* 0 (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))) (* 0 (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 (sqr (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 (sqr (hypot (/ -1 c) (/ -1 d)))) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d (sqr (hypot (/ -1 c) (/ -1 d))))) (/ 0 (* d (sqr (hypot (/ -1 c) (/ -1 d)))))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))) (* 0 (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 (sqr (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (* 0 (hypot (/ -1 c) (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ -1 c) (/ -1 d))) (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* 0 (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* 0 (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* 0 (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 c) (/ 0 (- c))) (* 0 (/ 0 (- c))) (* 0 (/ 0 (- c))) (* 0 (/ 0 (- c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ -1 c)))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d) (/ 0 (- d))) (* 0 (/ 0 (- d))) (* 0 (/ 0 (- d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 a) (/ 0 (- a))) (* 0 (/ 0 (- a))) (* 0 (/ 0 (- a))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 a) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 c) 0) (+ (* (- (/ 1 (* d a))) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 (hypot (/ -1 c) (/ -1 d)))))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot (/ -1 c) (/ -1 d))) (+ (* (/ 1 (* c (sqr (hypot (/ -1 c) (/ -1 d))))) (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* (- (/ 1 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d))))))) (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* 0 (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* 0 (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* a 0) (+ (* 0 0) (* 0 (sqr (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (* 0 (* a (sqr (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d)))))) (/ 0 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d))))))) (* 0 (/ 0 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d))))))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d)))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (sqr (hypot (/ -1 c) (/ -1 d))))))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))) (* 0 (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))) (* 0 (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))) (* 0 (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 (sqr (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (+ (* 0 (sqr (hypot (/ -1 c) (/ -1 d)))) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d (sqr (hypot (/ -1 c) (/ -1 d))))) (/ 0 (* d (sqr (hypot (/ -1 c) (/ -1 d)))))) (* 0 (/ 0 (* d (sqr (hypot (/ -1 c) (/ -1 d)))))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))) (* 0 (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))) (* 0 (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) (* 1 (* 1 (* (/ 1 (/ 1 (- c))) (/ 1 (/ 1 (- b))))))) (* (- (/ 1 (sqr (hypot (/ -1 c) (/ -1 d))))) (* (/ 1 (/ 1 (- d))) (* (/ 1 (/ 1 (- a))) (* 1 1))))) into (- (/ (* b c) (sqr (hypot (/ -1 c) (/ -1 d)))) (/ (* d a) (sqr (hypot (/ -1 c) (/ -1 d)))))
* [misc]approximate:  Taking taylor expansion of (- (* b c) (* a d)) in (b c a d) around 0
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in d
* [misc]taylor:  Taking taylor expansion of (* b c) in d
* [misc]taylor:  Taking taylor expansion of b in d
* [misc]backup-simplify:  Simplify b into b
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (* a d) in d
* [misc]taylor:  Taking taylor expansion of a in d
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in a
* [misc]taylor:  Taking taylor expansion of (* b c) in a
* [misc]taylor:  Taking taylor expansion of b in a
* [misc]backup-simplify:  Simplify b into b
* [misc]taylor:  Taking taylor expansion of c in a
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (* a d) in a
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in c
* [misc]taylor:  Taking taylor expansion of (* b c) in c
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (* a d) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in b
* [misc]taylor:  Taking taylor expansion of (* b c) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (* a d) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in b
* [misc]taylor:  Taking taylor expansion of (* b c) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (* a d) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (* 0 c) into 0
* [misc]backup-simplify:  Simplify (* a d) into (* d a)
* [misc]backup-simplify:  Simplify (- (* d a)) into (- (* d a))
* [misc]backup-simplify:  Simplify (+ 0 (- (* d a))) into (- (* d a))
* [misc]taylor:  Taking taylor expansion of (- (* d a)) in c
* [misc]taylor:  Taking taylor expansion of (* d a) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (* d a) into (* d a)
* [misc]backup-simplify:  Simplify (- (* d a)) into (- (* d a))
* [misc]taylor:  Taking taylor expansion of (- (* d a)) in a
* [misc]taylor:  Taking taylor expansion of (* d a) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* d 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 c)) into c
* [misc]backup-simplify:  Simplify (+ (* a 0) (* 0 d)) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ c 0) into c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 a)) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 1) (* 0 0)) into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]taylor:  Taking taylor expansion of (- d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 c))) into 0
* [misc]backup-simplify:  Simplify (+ (* a 0) (+ (* 0 0) (* 0 d))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]approximate:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in (b c a d) around 0
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in d
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in d
* [misc]taylor:  Taking taylor expansion of b in d
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (/ 1 b) into (/ 1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in d
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in d
* [misc]taylor:  Taking taylor expansion of a in d
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (/ 1 a) into (/ 1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in a
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in a
* [misc]taylor:  Taking taylor expansion of b in a
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (/ 1 b) into (/ 1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in a
* [misc]taylor:  Taking taylor expansion of c in a
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in a
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in c
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in c
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (/ 1 b) into (/ 1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (/ 1 a) into (/ 1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (/ 1 a) into (/ 1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (/ 1 a) into (/ 1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]backup-simplify:  Simplify (* 1 (/ 1 c)) into (/ 1 c)
* [misc]backup-simplify:  Simplify (+ (/ 1 c) 0) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of 1 in a
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 c) (/ 0 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 (/ 1 c))) into 0
* [misc]backup-simplify:  Simplify (* (/ 1 a) (/ 1 d)) into (/ 1 (* d a))
* [misc]backup-simplify:  Simplify (- (/ 1 (* d a))) into (- (/ 1 (* d a)))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 (* d a)))) into (- (/ 1 (* d a)))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* d a))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d a)) in c
* [misc]taylor:  Taking taylor expansion of (* d a) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (* d a) into (* d a)
* [misc]backup-simplify:  Simplify (/ 1 (* d a)) into (/ 1 (* d a))
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 1 in d
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 c) (/ 0 c)) (* 0 (/ 0 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 (/ 1 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 a) (/ 0 a)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 a) 0) (* 0 (/ 1 d))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 1 (* d a))) into (- (/ 1 (* d a)))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* d a))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d a)) in a
* [misc]taylor:  Taking taylor expansion of (* d a) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* d 0) into 0
* [misc]backup-simplify:  Simplify (+ (* d 1) (* 0 0)) into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]backup-simplify:  Simplify (- (/ 1 d)) into (- (/ 1 d))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d)) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 c) (/ 0 c)) (* 0 (/ 0 c)) (* 0 (/ 0 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 c))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)) (* 0 (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 a) (/ 0 a)) (* 0 (/ 0 a)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 a) 0) (+ (* 0 0) (* 0 (/ 1 d)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 a)) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d a)) (/ 0 (* d a))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 c) (/ 0 c)) (* 0 (/ 0 c)) (* 0 (/ 0 c)) (* 0 (/ 0 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 c)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)) (* 0 (/ 0 d)) (* 0 (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 a) (/ 0 a)) (* 0 (/ 0 a)) (* 0 (/ 0 a)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 a) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (* 0 a))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d a)) (/ 0 (* d a))) (* 0 (/ 0 (* d a))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)) (* 0 (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 1 (* 1 (* 1 (* (/ 1 (/ 1 c)) (/ 1 (/ 1 b)))))) (* -1 (* (/ 1 (/ 1 d)) (* (/ 1 (/ 1 a)) (* 1 1))))) into (- (* b c) (* d a))
* [misc]approximate:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in (b c a d) around 0
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in d
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in d
* [misc]taylor:  Taking taylor expansion of (- b) in d
* [misc]taylor:  Taking taylor expansion of b in d
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (/ 1 (- b)) into (/ -1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in d
* [misc]taylor:  Taking taylor expansion of (- c) in d
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in d
* [misc]taylor:  Taking taylor expansion of (- a) in d
* [misc]taylor:  Taking taylor expansion of a in d
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (/ 1 (- a)) into (/ -1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in d
* [misc]taylor:  Taking taylor expansion of (- d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in a
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in a
* [misc]taylor:  Taking taylor expansion of (- b) in a
* [misc]taylor:  Taking taylor expansion of b in a
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (/ 1 (- b)) into (/ -1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in a
* [misc]taylor:  Taking taylor expansion of (- c) in a
* [misc]taylor:  Taking taylor expansion of c in a
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in a
* [misc]taylor:  Taking taylor expansion of (- a) in a
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in a
* [misc]taylor:  Taking taylor expansion of (- d) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in c
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in c
* [misc]taylor:  Taking taylor expansion of (- b) in c
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (/ 1 (- b)) into (/ -1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in c
* [misc]taylor:  Taking taylor expansion of (- c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in c
* [misc]taylor:  Taking taylor expansion of (- a) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (/ 1 (- a)) into (/ -1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in c
* [misc]taylor:  Taking taylor expansion of (- d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in b
* [misc]taylor:  Taking taylor expansion of (- b) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in b
* [misc]taylor:  Taking taylor expansion of (- c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in b
* [misc]taylor:  Taking taylor expansion of (- a) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (/ 1 (- a)) into (/ -1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in b
* [misc]taylor:  Taking taylor expansion of (- d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in b
* [misc]taylor:  Taking taylor expansion of (- b) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in b
* [misc]taylor:  Taking taylor expansion of (- c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in b
* [misc]taylor:  Taking taylor expansion of (- a) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (/ 1 (- a)) into (/ -1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in b
* [misc]taylor:  Taking taylor expansion of (- d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]backup-simplify:  Simplify (* -1 (/ -1 c)) into (/ 1 c)
* [misc]backup-simplify:  Simplify (+ (/ 1 c) 0) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of 1 in a
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 c) (/ 0 (- c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (* 0 (/ -1 c))) into 0
* [misc]backup-simplify:  Simplify (* (/ -1 a) (/ -1 d)) into (/ 1 (* d a))
* [misc]backup-simplify:  Simplify (- (/ 1 (* d a))) into (- (/ 1 (* d a)))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 (* d a)))) into (- (/ 1 (* d a)))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* d a))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d a)) in c
* [misc]taylor:  Taking taylor expansion of (* d a) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (* d a) into (* d a)
* [misc]backup-simplify:  Simplify (/ 1 (* d a)) into (/ 1 (* d a))
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 1 in d
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 c) (/ 0 (- c))) (* 0 (/ 0 (- c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (* 0 (/ -1 c)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d) (/ 0 (- d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 a) (/ 0 (- a))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 a) 0) (* 0 (/ -1 d))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 1 (* d a))) into (- (/ 1 (* d a)))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* d a))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d a)) in a
* [misc]taylor:  Taking taylor expansion of (* d a) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* d 0) into 0
* [misc]backup-simplify:  Simplify (+ (* d 1) (* 0 0)) into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]backup-simplify:  Simplify (- (/ 1 d)) into (- (/ 1 d))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d)) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 c) (/ 0 (- c))) (* 0 (/ 0 (- c))) (* 0 (/ 0 (- c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ -1 c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d) (/ 0 (- d))) (* 0 (/ 0 (- d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 a) (/ 0 (- a))) (* 0 (/ 0 (- a))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 a) 0) (+ (* 0 0) (* 0 (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 a)) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d a)) (/ 0 (* d a))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 c) (/ 0 (- c))) (* 0 (/ 0 (- c))) (* 0 (/ 0 (- c))) (* 0 (/ 0 (- c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ -1 c)))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d) (/ 0 (- d))) (* 0 (/ 0 (- d))) (* 0 (/ 0 (- d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 a) (/ 0 (- a))) (* 0 (/ 0 (- a))) (* 0 (/ 0 (- a))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 a) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (* 0 a))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d a)) (/ 0 (* d a))) (* 0 (/ 0 (* d a))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)) (* 0 (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 1 (* 1 (* 1 (* (/ 1 (/ 1 (- c))) (/ 1 (/ 1 (- b))))))) (* -1 (* (/ 1 (/ 1 (- d))) (* (/ 1 (/ 1 (- a))) (* 1 1))))) into (- (* b c) (* d a))
* [misc]approximate:  Taking taylor expansion of (/ 1 (hypot c d)) in (c d) around 0
* [misc]taylor:  Taking taylor expansion of (/ 1 (hypot c d)) in d
* [misc]taylor:  Taking taylor expansion of (hypot c d) in d
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (/ 1 (hypot c d)) into (/ 1 (hypot c d))
* [misc]taylor:  Taking taylor expansion of (/ 1 (hypot c d)) in c
* [misc]taylor:  Taking taylor expansion of (hypot c d) in c
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (/ 1 (hypot c d)) into (/ 1 (hypot c d))
* [misc]taylor:  Taking taylor expansion of (/ 1 (hypot c d)) in c
* [misc]taylor:  Taking taylor expansion of (hypot c d) in c
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (/ 1 (hypot c d)) into (/ 1 (hypot c d))
* [misc]taylor:  Taking taylor expansion of (/ 1 (hypot c d)) in d
* [misc]taylor:  Taking taylor expansion of (hypot c d) in d
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (/ 1 (hypot c d)) into (/ 1 (hypot c d))
* [misc]backup-simplify:  Simplify (/ 1 (hypot c d)) into (/ 1 (hypot c d))
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot c d)) (/ 0 (hypot c d))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot c d)) (/ 0 (hypot c d))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot c d)) (/ 0 (hypot c d))) (* 0 (/ 0 (hypot c d))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot c d)) (/ 0 (hypot c d))) (* 0 (/ 0 (hypot c d))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot c d)) (/ 0 (hypot c d))) (* 0 (/ 0 (hypot c d))) (* 0 (/ 0 (hypot c d))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ 1 (hypot c d)) into (/ 1 (hypot c d))
* [misc]approximate:  Taking taylor expansion of (/ 1 (hypot (/ 1 c) (/ 1 d))) in (c d) around 0
* [misc]taylor:  Taking taylor expansion of (/ 1 (hypot (/ 1 c) (/ 1 d))) in d
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in d
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (/ 1 (hypot (/ 1 c) (/ 1 d))) into (/ 1 (hypot (/ 1 c) (/ 1 d)))
* [misc]taylor:  Taking taylor expansion of (/ 1 (hypot (/ 1 c) (/ 1 d))) in c
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in c
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (/ 1 (hypot (/ 1 c) (/ 1 d))) into (/ 1 (hypot (/ 1 c) (/ 1 d)))
* [misc]taylor:  Taking taylor expansion of (/ 1 (hypot (/ 1 c) (/ 1 d))) in c
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in c
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (/ 1 (hypot (/ 1 c) (/ 1 d))) into (/ 1 (hypot (/ 1 c) (/ 1 d)))
* [misc]taylor:  Taking taylor expansion of (/ 1 (hypot (/ 1 c) (/ 1 d))) in d
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in d
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (/ 1 (hypot (/ 1 c) (/ 1 d))) into (/ 1 (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (/ 1 (hypot (/ 1 c) (/ 1 d))) into (/ 1 (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ 1 c) (/ 1 d))) (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ 1 c) (/ 1 d))) (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ 1 c) (/ 1 d))) (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* 0 (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ 1 c) (/ 1 d))) (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* 0 (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ 1 c) (/ 1 d))) (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* 0 (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* 0 (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ 1 (hypot (/ 1 c) (/ 1 d))) into (/ 1 (hypot (/ 1 c) (/ 1 d)))
* [misc]approximate:  Taking taylor expansion of (/ 1 (hypot (/ 1 (- c)) (/ 1 (- d)))) in (c d) around 0
* [misc]taylor:  Taking taylor expansion of (/ 1 (hypot (/ 1 (- c)) (/ 1 (- d)))) in d
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in d
* [misc]backup-simplify:  Simplify (hypot (/ 1 (- c)) (/ 1 (- d))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (/ 1 (hypot (/ -1 c) (/ -1 d))) into (/ 1 (hypot (/ -1 c) (/ -1 d)))
* [misc]taylor:  Taking taylor expansion of (/ 1 (hypot (/ 1 (- c)) (/ 1 (- d)))) in c
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in c
* [misc]backup-simplify:  Simplify (hypot (/ 1 (- c)) (/ 1 (- d))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (/ 1 (hypot (/ -1 c) (/ -1 d))) into (/ 1 (hypot (/ -1 c) (/ -1 d)))
* [misc]taylor:  Taking taylor expansion of (/ 1 (hypot (/ 1 (- c)) (/ 1 (- d)))) in c
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in c
* [misc]backup-simplify:  Simplify (hypot (/ 1 (- c)) (/ 1 (- d))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (/ 1 (hypot (/ -1 c) (/ -1 d))) into (/ 1 (hypot (/ -1 c) (/ -1 d)))
* [misc]taylor:  Taking taylor expansion of (/ 1 (hypot (/ -1 c) (/ -1 d))) in d
* [misc]taylor:  Taking taylor expansion of (hypot (/ -1 c) (/ -1 d)) in d
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (/ 1 (hypot (/ -1 c) (/ -1 d))) into (/ 1 (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (/ 1 (hypot (/ -1 c) (/ -1 d))) into (/ 1 (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ -1 c) (/ -1 d))) (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ -1 c) (/ -1 d))) (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ -1 c) (/ -1 d))) (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* 0 (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ -1 c) (/ -1 d))) (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* 0 (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ -1 c) (/ -1 d))) (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* 0 (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* 0 (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ 1 (hypot (/ -1 c) (/ -1 d))) into (/ 1 (hypot (/ -1 c) (/ -1 d)))
* * * [misc]progress:  tayloring alt 10 of 10
* [misc]approximate:  Taking taylor expansion of (cube (cbrt (/ (- (* b c) (* a d)) (hypot c d)))) in (b c a d) around 0
* [misc]taylor:  Taking taylor expansion of (cube (cbrt (/ (- (* b c) (* a d)) (hypot c d)))) in d
* [misc]backup-simplify:  Simplify (cube (cbrt (/ (- (* b c) (* a d)) (hypot c d)))) into (/ (- (* b c) (* d a)) (hypot c d))
* [misc]taylor:  Taking taylor expansion of (cube (cbrt (/ (- (* b c) (* a d)) (hypot c d)))) in a
* [misc]backup-simplify:  Simplify (cube (cbrt (/ (- (* b c) (* a d)) (hypot c d)))) into (/ (- (* b c) (* d a)) (hypot c d))
* [misc]taylor:  Taking taylor expansion of (cube (cbrt (/ (- (* b c) (* a d)) (hypot c d)))) in c
* [misc]backup-simplify:  Simplify (cube (cbrt (/ (- (* b c) (* a d)) (hypot c d)))) into (/ (- (* b c) (* d a)) (hypot c d))
* [misc]taylor:  Taking taylor expansion of (cube (cbrt (/ (- (* b c) (* a d)) (hypot c d)))) in b
* [misc]backup-simplify:  Simplify (cube (cbrt (/ (- (* b c) (* a d)) (hypot c d)))) into (/ (- (* b c) (* d a)) (hypot c d))
* [misc]taylor:  Taking taylor expansion of (cube (cbrt (/ (- (* b c) (* a d)) (hypot c d)))) in b
* [misc]backup-simplify:  Simplify (cube (cbrt (/ (- (* b c) (* a d)) (hypot c d)))) into (/ (- (* b c) (* d a)) (hypot c d))
* [misc]taylor:  Taking taylor expansion of (/ (- (* b c) (* d a)) (hypot c d)) in c
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* d a)) in c
* [misc]taylor:  Taking taylor expansion of (* b c) in c
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (* d a) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of (hypot c d) in c
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* b 0) into 0
* [misc]backup-simplify:  Simplify (* d a) into (* d a)
* [misc]backup-simplify:  Simplify (- (* d a)) into (- (* d a))
* [misc]backup-simplify:  Simplify (+ 0 (- (* d a))) into (- (* d a))
* [misc]backup-simplify:  Simplify (/ (- (* d a)) (hypot c d)) into (* -1 (/ (* d a) (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (* -1 (/ (* d a) (hypot c d))) in a
* [misc]taylor:  Taking taylor expansion of -1 in a
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]taylor:  Taking taylor expansion of (/ (* d a) (hypot c d)) in a
* [misc]taylor:  Taking taylor expansion of (* d a) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (hypot c d) in a
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* d 0) into 0
* [misc]backup-simplify:  Simplify (+ (* d 1) (* 0 0)) into d
* [misc]backup-simplify:  Simplify (/ d (hypot c d)) into (/ d (hypot c d))
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* b 1) (* 0 0)) into b
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 a)) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ b 0) into b
* [misc]backup-simplify:  Simplify (- (/ b (hypot c d)) (+ (* (* -1 (/ (* d a) (hypot c d))) (/ 0 (hypot c d))))) into (/ b (hypot c d))
* [misc]taylor:  Taking taylor expansion of (/ b (hypot c d)) in a
* [misc]taylor:  Taking taylor expansion of b in a
* [misc]backup-simplify:  Simplify b into b
* [misc]taylor:  Taking taylor expansion of (hypot c d) in a
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (/ b (hypot c d)) into (/ b (hypot c d))
* [misc]taylor:  Taking taylor expansion of (/ b (hypot c d)) in d
* [misc]taylor:  Taking taylor expansion of b in d
* [misc]backup-simplify:  Simplify b into b
* [misc]taylor:  Taking taylor expansion of (hypot c d) in d
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (/ b (hypot c d)) into (/ b (hypot c d))
* [misc]backup-simplify:  Simplify (/ b (hypot c d)) into (/ b (hypot c d))
* [misc]backup-simplify:  Simplify (* -1 (/ d (hypot c d))) into (* -1 (/ d (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (* -1 (/ d (hypot c d))) in d
* [misc]taylor:  Taking taylor expansion of -1 in d
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]taylor:  Taking taylor expansion of (/ d (hypot c d)) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (hypot c d) in d
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (/ 1 (hypot c d)) into (/ 1 (hypot c d))
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* b 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (* 0 a))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot c d)) (+ (* (* -1 (/ (* d a) (hypot c d))) (/ 0 (hypot c d))) (* (/ b (hypot c d)) (/ 0 (hypot c d))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot c d)) (+ (* (/ b (hypot c d)) (/ 0 (hypot c d))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot c d)) (+ (* (/ d (hypot c d)) (/ 0 (hypot c d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (* 0 (/ d (hypot c d)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (* (/ b (hypot c d)) (* 1 (* 1 (* c 1)))) into (/ (* b c) (hypot c d))
* [misc]approximate:  Taking taylor expansion of (cube (cbrt (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))))) in (b c a d) around 0
* [misc]taylor:  Taking taylor expansion of (cube (cbrt (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))))) in d
* [misc]backup-simplify:  Simplify (cube (cbrt (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))))) into (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (hypot (/ 1 c) (/ 1 d)))
* [misc]taylor:  Taking taylor expansion of (cube (cbrt (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))))) in a
* [misc]backup-simplify:  Simplify (cube (cbrt (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))))) into (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (hypot (/ 1 c) (/ 1 d)))
* [misc]taylor:  Taking taylor expansion of (cube (cbrt (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))))) in c
* [misc]backup-simplify:  Simplify (cube (cbrt (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))))) into (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (hypot (/ 1 c) (/ 1 d)))
* [misc]taylor:  Taking taylor expansion of (cube (cbrt (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))))) in b
* [misc]backup-simplify:  Simplify (cube (cbrt (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))))) into (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (hypot (/ 1 c) (/ 1 d)))
* [misc]taylor:  Taking taylor expansion of (cube (cbrt (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))))) in b
* [misc]backup-simplify:  Simplify (cube (cbrt (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))))) into (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (hypot (/ 1 c) (/ 1 d)))
* [misc]taylor:  Taking taylor expansion of (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (hypot (/ 1 c) (/ 1 d))) in c
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* b c)) (/ 1 (* d a))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (* b c)) in c
* [misc]taylor:  Taking taylor expansion of (* b c) in c
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* b 0) into 0
* [misc]backup-simplify:  Simplify (+ (* b 1) (* 0 0)) into b
* [misc]backup-simplify:  Simplify (/ 1 b) into (/ 1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d a)) in c
* [misc]taylor:  Taking taylor expansion of (* d a) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (* d a) into (* d a)
* [misc]backup-simplify:  Simplify (/ 1 (* d a)) into (/ 1 (* d a))
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in c
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (+ (/ 1 b) 0) into (/ 1 b)
* [misc]backup-simplify:  Simplify (/ (/ 1 b) (hypot (/ 1 c) (/ 1 d))) into (/ 1 (* (hypot (/ 1 c) (/ 1 d)) b))
* [misc]backup-simplify:  Simplify (+ (* b 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 b) (/ 0 b)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 1 (* d a))) into (- (/ 1 (* d a)))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 (* d a)))) into (- (/ 1 (* d a)))
* [misc]backup-simplify:  Simplify (- (/ (- (/ 1 (* d a))) (hypot (/ 1 c) (/ 1 d))) (+ (* (/ 1 (* (hypot (/ 1 c) (/ 1 d)) b)) (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into (- (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a))))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a)))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a))) in a
* [misc]taylor:  Taking taylor expansion of (* (hypot (/ 1 c) (/ 1 d)) (* d a)) in a
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in a
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]taylor:  Taking taylor expansion of (* d a) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* d 0) into 0
* [misc]backup-simplify:  Simplify (* (hypot (/ 1 c) (/ 1 d)) 0) into 0
* [misc]backup-simplify:  Simplify (+ (* d 1) (* 0 0)) into d
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) d) (* 0 0)) into (* (hypot (/ 1 c) (/ 1 d)) d)
* [misc]backup-simplify:  Simplify (/ 1 (* (hypot (/ 1 c) (/ 1 d)) d)) into (/ 1 (* (hypot (/ 1 c) (/ 1 d)) d))
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 d) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* (hypot (/ 1 c) (/ 1 d)) d)) (/ 0 (* (hypot (/ 1 c) (/ 1 d)) d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* b 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 b) (/ 0 b)) (* 0 (/ 0 b)))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 a)) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d a)) (/ 0 (* d a))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot (/ 1 c) (/ 1 d))) (+ (* (/ 1 (* (hypot (/ 1 c) (/ 1 d)) b)) (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* (- (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a)))) (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (+ (* 0 d) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* (hypot (/ 1 c) (/ 1 d)) d)) (/ 0 (* (hypot (/ 1 c) (/ 1 d)) d))) (* 0 (/ 0 (* (hypot (/ 1 c) (/ 1 d)) d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]approximate:  Taking taylor expansion of (cube (cbrt (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))))) in (b c a d) around 0
* [misc]taylor:  Taking taylor expansion of (cube (cbrt (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))))) in d
* [misc]backup-simplify:  Simplify (cube (cbrt (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))))) into (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (hypot (/ -1 c) (/ -1 d)))
* [misc]taylor:  Taking taylor expansion of (cube (cbrt (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))))) in a
* [misc]backup-simplify:  Simplify (cube (cbrt (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))))) into (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (hypot (/ -1 c) (/ -1 d)))
* [misc]taylor:  Taking taylor expansion of (cube (cbrt (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))))) in c
* [misc]backup-simplify:  Simplify (cube (cbrt (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))))) into (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (hypot (/ -1 c) (/ -1 d)))
* [misc]taylor:  Taking taylor expansion of (cube (cbrt (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))))) in b
* [misc]backup-simplify:  Simplify (cube (cbrt (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))))) into (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (hypot (/ -1 c) (/ -1 d)))
* [misc]taylor:  Taking taylor expansion of (cube (cbrt (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))))) in b
* [misc]backup-simplify:  Simplify (cube (cbrt (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))))) into (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (hypot (/ -1 c) (/ -1 d)))
* [misc]taylor:  Taking taylor expansion of (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (hypot (/ -1 c) (/ -1 d))) in c
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* b c)) (/ 1 (* d a))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (* b c)) in c
* [misc]taylor:  Taking taylor expansion of (* b c) in c
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* b 0) into 0
* [misc]backup-simplify:  Simplify (+ (* b 1) (* 0 0)) into b
* [misc]backup-simplify:  Simplify (/ 1 b) into (/ 1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d a)) in c
* [misc]taylor:  Taking taylor expansion of (* d a) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (* d a) into (* d a)
* [misc]backup-simplify:  Simplify (/ 1 (* d a)) into (/ 1 (* d a))
* [misc]taylor:  Taking taylor expansion of (hypot (/ -1 c) (/ -1 d)) in c
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (+ (/ 1 b) 0) into (/ 1 b)
* [misc]backup-simplify:  Simplify (/ (/ 1 b) (hypot (/ -1 c) (/ -1 d))) into (/ 1 (* b (hypot (/ -1 c) (/ -1 d))))
* [misc]backup-simplify:  Simplify (+ (* b 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 b) (/ 0 b)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 1 (* d a))) into (- (/ 1 (* d a)))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 (* d a)))) into (- (/ 1 (* d a)))
* [misc]backup-simplify:  Simplify (- (/ (- (/ 1 (* d a))) (hypot (/ -1 c) (/ -1 d))) (+ (* (/ 1 (* b (hypot (/ -1 c) (/ -1 d)))) (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into (- (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d))))))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d)))))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d))))) in a
* [misc]taylor:  Taking taylor expansion of (* d (* a (hypot (/ -1 c) (/ -1 d)))) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (* a (hypot (/ -1 c) (/ -1 d))) in a
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (hypot (/ -1 c) (/ -1 d)) in a
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* 0 (hypot (/ -1 c) (/ -1 d))) into 0
* [misc]backup-simplify:  Simplify (* d 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 (hypot (/ -1 c) (/ -1 d)))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (+ (* d (hypot (/ -1 c) (/ -1 d))) (* 0 0)) into (* d (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (/ 1 (* d (hypot (/ -1 c) (/ -1 d)))) into (/ 1 (* d (hypot (/ -1 c) (/ -1 d))))
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 (hypot (/ -1 c) (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 (hypot (/ -1 c) (/ -1 d))) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d (hypot (/ -1 c) (/ -1 d)))) (/ 0 (* d (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* b 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 b) (/ 0 b)) (* 0 (/ 0 b)))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 a)) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d a)) (/ 0 (* d a))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot (/ -1 c) (/ -1 d))) (+ (* (/ 1 (* b (hypot (/ -1 c) (/ -1 d)))) (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* (- (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d)))))) (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (+ (* 0 (hypot (/ -1 c) (/ -1 d))) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d (hypot (/ -1 c) (/ -1 d)))) (/ 0 (* d (hypot (/ -1 c) (/ -1 d))))) (* 0 (/ 0 (* d (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]approximate:  Taking taylor expansion of (cbrt (/ (- (* b c) (* a d)) (hypot c d))) in (b c a d) around 0
* [misc]taylor:  Taking taylor expansion of (cbrt (/ (- (* b c) (* a d)) (hypot c d))) in d
* [misc]backup-simplify:  Simplify (cbrt (/ (- (* b c) (* a d)) (hypot c d))) into (cbrt (/ (- (* b c) (* d a)) (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (cbrt (/ (- (* b c) (* a d)) (hypot c d))) in a
* [misc]backup-simplify:  Simplify (cbrt (/ (- (* b c) (* a d)) (hypot c d))) into (cbrt (/ (- (* b c) (* d a)) (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (cbrt (/ (- (* b c) (* a d)) (hypot c d))) in c
* [misc]backup-simplify:  Simplify (cbrt (/ (- (* b c) (* a d)) (hypot c d))) into (cbrt (/ (- (* b c) (* d a)) (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (cbrt (/ (- (* b c) (* a d)) (hypot c d))) in b
* [misc]backup-simplify:  Simplify (cbrt (/ (- (* b c) (* a d)) (hypot c d))) into (cbrt (/ (- (* b c) (* d a)) (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (cbrt (/ (- (* b c) (* a d)) (hypot c d))) in b
* [misc]backup-simplify:  Simplify (cbrt (/ (- (* b c) (* a d)) (hypot c d))) into (cbrt (/ (- (* b c) (* d a)) (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (cbrt (/ (- (* b c) (* d a)) (hypot c d))) in c
* [misc]backup-simplify:  Simplify (cbrt (/ (- (* b c) (* d a)) (hypot c d))) into (cbrt (/ (- (* b c) (* d a)) (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (cbrt (/ (- (* b c) (* d a)) (hypot c d))) in a
* [misc]backup-simplify:  Simplify (cbrt (/ (- (* b c) (* d a)) (hypot c d))) into (cbrt (/ (- (* b c) (* d a)) (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (cbrt (/ (- (* b c) (* d a)) (hypot c d))) in d
* [misc]backup-simplify:  Simplify (cbrt (/ (- (* b c) (* d a)) (hypot c d))) into (cbrt (/ (- (* b c) (* d a)) (hypot c d)))
* [misc]backup-simplify:  Simplify (cbrt (/ (- (* b c) (* d a)) (hypot c d))) into (cbrt (/ (- (* b c) (* d a)) (hypot c d)))
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (cbrt (/ (- (* b c) (* d a)) (hypot c d))) into (cbrt (/ (- (* b c) (* d a)) (hypot c d)))
* [misc]approximate:  Taking taylor expansion of (cbrt (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d)))) in (b c a d) around 0
* [misc]taylor:  Taking taylor expansion of (cbrt (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d)))) in d
* [misc]backup-simplify:  Simplify (cbrt (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d)))) into (cbrt (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (hypot (/ 1 c) (/ 1 d))))
* [misc]taylor:  Taking taylor expansion of (cbrt (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d)))) in a
* [misc]backup-simplify:  Simplify (cbrt (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d)))) into (cbrt (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (hypot (/ 1 c) (/ 1 d))))
* [misc]taylor:  Taking taylor expansion of (cbrt (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d)))) in c
* [misc]backup-simplify:  Simplify (cbrt (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d)))) into (cbrt (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (hypot (/ 1 c) (/ 1 d))))
* [misc]taylor:  Taking taylor expansion of (cbrt (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d)))) in b
* [misc]backup-simplify:  Simplify (cbrt (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d)))) into (cbrt (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (hypot (/ 1 c) (/ 1 d))))
* [misc]taylor:  Taking taylor expansion of (cbrt (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d)))) in b
* [misc]backup-simplify:  Simplify (cbrt (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d)))) into (cbrt (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (hypot (/ 1 c) (/ 1 d))))
* [misc]taylor:  Taking taylor expansion of (cbrt (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (hypot (/ 1 c) (/ 1 d)))) in c
* [misc]backup-simplify:  Simplify (cbrt (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (hypot (/ 1 c) (/ 1 d)))) into (cbrt (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (hypot (/ 1 c) (/ 1 d))))
* [misc]taylor:  Taking taylor expansion of (cbrt (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (hypot (/ 1 c) (/ 1 d)))) in a
* [misc]backup-simplify:  Simplify (cbrt (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (hypot (/ 1 c) (/ 1 d)))) into (cbrt (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (hypot (/ 1 c) (/ 1 d))))
* [misc]taylor:  Taking taylor expansion of (cbrt (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (hypot (/ 1 c) (/ 1 d)))) in d
* [misc]backup-simplify:  Simplify (cbrt (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (hypot (/ 1 c) (/ 1 d)))) into (cbrt (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (hypot (/ 1 c) (/ 1 d))))
* [misc]backup-simplify:  Simplify (cbrt (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (hypot (/ 1 c) (/ 1 d)))) into (cbrt (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (hypot (/ 1 c) (/ 1 d))))
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (cbrt (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (hypot (/ 1 c) (/ 1 d)))) into (cbrt (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (hypot (/ 1 c) (/ 1 d))))
* [misc]approximate:  Taking taylor expansion of (cbrt (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d))))) in (b c a d) around 0
* [misc]taylor:  Taking taylor expansion of (cbrt (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d))))) in d
* [misc]backup-simplify:  Simplify (cbrt (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d))))) into (cbrt (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (hypot (/ -1 c) (/ -1 d))))
* [misc]taylor:  Taking taylor expansion of (cbrt (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d))))) in a
* [misc]backup-simplify:  Simplify (cbrt (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d))))) into (cbrt (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (hypot (/ -1 c) (/ -1 d))))
* [misc]taylor:  Taking taylor expansion of (cbrt (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d))))) in c
* [misc]backup-simplify:  Simplify (cbrt (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d))))) into (cbrt (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (hypot (/ -1 c) (/ -1 d))))
* [misc]taylor:  Taking taylor expansion of (cbrt (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d))))) in b
* [misc]backup-simplify:  Simplify (cbrt (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d))))) into (cbrt (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (hypot (/ -1 c) (/ -1 d))))
* [misc]taylor:  Taking taylor expansion of (cbrt (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d))))) in b
* [misc]backup-simplify:  Simplify (cbrt (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d))))) into (cbrt (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (hypot (/ -1 c) (/ -1 d))))
* [misc]taylor:  Taking taylor expansion of (cbrt (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (hypot (/ -1 c) (/ -1 d)))) in c
* [misc]backup-simplify:  Simplify (cbrt (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (hypot (/ -1 c) (/ -1 d)))) into (cbrt (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (hypot (/ -1 c) (/ -1 d))))
* [misc]taylor:  Taking taylor expansion of (cbrt (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (hypot (/ -1 c) (/ -1 d)))) in a
* [misc]backup-simplify:  Simplify (cbrt (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (hypot (/ -1 c) (/ -1 d)))) into (cbrt (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (hypot (/ -1 c) (/ -1 d))))
* [misc]taylor:  Taking taylor expansion of (cbrt (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (hypot (/ -1 c) (/ -1 d)))) in d
* [misc]backup-simplify:  Simplify (cbrt (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (hypot (/ -1 c) (/ -1 d)))) into (cbrt (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (hypot (/ -1 c) (/ -1 d))))
* [misc]backup-simplify:  Simplify (cbrt (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (hypot (/ -1 c) (/ -1 d)))) into (cbrt (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (hypot (/ -1 c) (/ -1 d))))
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (cbrt (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (hypot (/ -1 c) (/ -1 d)))) into (cbrt (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (hypot (/ -1 c) (/ -1 d))))
* [misc]approximate:  Taking taylor expansion of (/ (- (* b c) (* a d)) (hypot c d)) in (b c a d) around 0
* [misc]taylor:  Taking taylor expansion of (/ (- (* b c) (* a d)) (hypot c d)) in d
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in d
* [misc]taylor:  Taking taylor expansion of (* b c) in d
* [misc]taylor:  Taking taylor expansion of b in d
* [misc]backup-simplify:  Simplify b into b
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (* a d) in d
* [misc]taylor:  Taking taylor expansion of a in d
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (hypot c d) in d
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* b c) into (* b c)
* [misc]backup-simplify:  Simplify (* a 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ (* b c) 0) into (* b c)
* [misc]backup-simplify:  Simplify (/ (* b c) (hypot c d)) into (/ (* b c) (hypot c d))
* [misc]taylor:  Taking taylor expansion of (/ (- (* b c) (* a d)) (hypot c d)) in a
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in a
* [misc]taylor:  Taking taylor expansion of (* b c) in a
* [misc]taylor:  Taking taylor expansion of b in a
* [misc]backup-simplify:  Simplify b into b
* [misc]taylor:  Taking taylor expansion of c in a
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (* a d) in a
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (hypot c d) in a
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* b c) into (* b c)
* [misc]backup-simplify:  Simplify (* 0 d) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ (* b c) 0) into (* b c)
* [misc]backup-simplify:  Simplify (/ (* b c) (hypot c d)) into (/ (* b c) (hypot c d))
* [misc]taylor:  Taking taylor expansion of (/ (- (* b c) (* a d)) (hypot c d)) in c
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in c
* [misc]taylor:  Taking taylor expansion of (* b c) in c
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (* a d) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (hypot c d) in c
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* b 0) into 0
* [misc]backup-simplify:  Simplify (* a d) into (* d a)
* [misc]backup-simplify:  Simplify (- (* d a)) into (- (* d a))
* [misc]backup-simplify:  Simplify (+ 0 (- (* d a))) into (- (* d a))
* [misc]backup-simplify:  Simplify (/ (- (* d a)) (hypot c d)) into (* -1 (/ (* d a) (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (/ (- (* b c) (* a d)) (hypot c d)) in b
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in b
* [misc]taylor:  Taking taylor expansion of (* b c) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (* a d) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (hypot c d) in b
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* 0 c) into 0
* [misc]backup-simplify:  Simplify (* a d) into (* d a)
* [misc]backup-simplify:  Simplify (- (* d a)) into (- (* d a))
* [misc]backup-simplify:  Simplify (+ 0 (- (* d a))) into (- (* d a))
* [misc]backup-simplify:  Simplify (/ (- (* d a)) (hypot c d)) into (* -1 (/ (* d a) (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (/ (- (* b c) (* a d)) (hypot c d)) in b
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* a d)) in b
* [misc]taylor:  Taking taylor expansion of (* b c) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (* a d) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (hypot c d) in b
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* 0 c) into 0
* [misc]backup-simplify:  Simplify (* a d) into (* d a)
* [misc]backup-simplify:  Simplify (- (* d a)) into (- (* d a))
* [misc]backup-simplify:  Simplify (+ 0 (- (* d a))) into (- (* d a))
* [misc]backup-simplify:  Simplify (/ (- (* d a)) (hypot c d)) into (* -1 (/ (* d a) (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (* -1 (/ (* d a) (hypot c d))) in c
* [misc]taylor:  Taking taylor expansion of -1 in c
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]taylor:  Taking taylor expansion of (/ (* d a) (hypot c d)) in c
* [misc]taylor:  Taking taylor expansion of (* d a) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of (hypot c d) in c
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* d a) into (* d a)
* [misc]backup-simplify:  Simplify (/ (* d a) (hypot c d)) into (/ (* d a) (hypot c d))
* [misc]backup-simplify:  Simplify (* -1 (/ (* d a) (hypot c d))) into (* -1 (/ (* d a) (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (* -1 (/ (* d a) (hypot c d))) in a
* [misc]taylor:  Taking taylor expansion of -1 in a
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]taylor:  Taking taylor expansion of (/ (* d a) (hypot c d)) in a
* [misc]taylor:  Taking taylor expansion of (* d a) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (hypot c d) in a
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* d 0) into 0
* [misc]backup-simplify:  Simplify (+ (* d 1) (* 0 0)) into d
* [misc]backup-simplify:  Simplify (/ d (hypot c d)) into (/ d (hypot c d))
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 c)) into c
* [misc]backup-simplify:  Simplify (+ (* a 0) (* 0 d)) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ c 0) into c
* [misc]backup-simplify:  Simplify (- (/ c (hypot c d)) (+ (* (* -1 (/ (* d a) (hypot c d))) (/ 0 (hypot c d))))) into (/ c (hypot c d))
* [misc]taylor:  Taking taylor expansion of (/ c (hypot c d)) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (hypot c d) in c
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (/ 1 (hypot c d)) into (/ 1 (hypot c d))
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 a)) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot c d)) (+ (* (/ (* d a) (hypot c d)) (/ 0 (hypot c d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (* 0 (/ (* d a) (hypot c d)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (* -1 (/ d (hypot c d))) into (* -1 (/ d (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (* -1 (/ d (hypot c d))) in d
* [misc]taylor:  Taking taylor expansion of -1 in d
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]taylor:  Taking taylor expansion of (/ d (hypot c d)) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (hypot c d) in d
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (/ 1 (hypot c d)) into (/ 1 (hypot c d))
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 c))) into 0
* [misc]backup-simplify:  Simplify (+ (* a 0) (+ (* 0 0) (* 0 d))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot c d)) (+ (* (* -1 (/ (* d a) (hypot c d))) (/ 0 (hypot c d))) (* (/ c (hypot c d)) (/ 0 (hypot c d))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of (/ 1 (hypot c d)) in a
* [misc]taylor:  Taking taylor expansion of (hypot c d) in a
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (/ 1 (hypot c d)) into (/ 1 (hypot c d))
* [misc]taylor:  Taking taylor expansion of (/ 1 (hypot c d)) in d
* [misc]taylor:  Taking taylor expansion of (hypot c d) in d
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (/ 1 (hypot c d)) into (/ 1 (hypot c d))
* [misc]backup-simplify:  Simplify (/ 1 (hypot c d)) into (/ 1 (hypot c d))
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (* 0 a))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot c d)) (+ (* (/ (* d a) (hypot c d)) (/ 0 (hypot c d))) (* 0 (/ 0 (hypot c d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (* 0 (/ (* d a) (hypot c d))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot c d)) (+ (* (/ d (hypot c d)) (/ 0 (hypot c d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (* 0 (/ d (hypot c d)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (* -1 (/ 1 (hypot c d))) into (/ -1 (hypot c d))
* [misc]backup-simplify:  Simplify (/ -1 (hypot c d)) into (/ -1 (hypot c d))
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 c)))) into 0
* [misc]backup-simplify:  Simplify (+ (* a 0) (+ (* 0 0) (+ (* 0 0) (* 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot c d)) (+ (* (* -1 (/ (* d a) (hypot c d))) (/ 0 (hypot c d))) (* (/ c (hypot c d)) (/ 0 (hypot c d))) (* 0 (/ 0 (hypot c d))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot c d)) (+ (* (/ 1 (hypot c d)) (/ 0 (hypot c d))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (+ (* 0 0) (* 0 a)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot c d)) (+ (* (/ (* d a) (hypot c d)) (/ 0 (hypot c d))) (* 0 (/ 0 (hypot c d))) (* 0 (/ 0 (hypot c d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ (* d a) (hypot c d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot c d)) (/ 0 (hypot c d))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 (hypot c d)) (* d (* a (* 1 1)))) (* (/ 1 (hypot c d)) (* 1 (* 1 (* c b))))) into (- (/ (* b c) (hypot c d)) (/ (* d a) (hypot c d)))
* [misc]approximate:  Taking taylor expansion of (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))) in (b c a d) around 0
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))) in d
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in d
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in d
* [misc]taylor:  Taking taylor expansion of b in d
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (/ 1 b) into (/ 1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in d
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in d
* [misc]taylor:  Taking taylor expansion of a in d
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (/ 1 a) into (/ 1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in d
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (* (/ 1 a) 1) into (/ 1 a)
* [misc]backup-simplify:  Simplify (- (/ 1 a)) into (- (/ 1 a))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 a))) into (- (/ 1 a))
* [misc]backup-simplify:  Simplify (/ (- (/ 1 a)) (hypot (/ 1 c) (/ 1 d))) into (/ -1 (* (hypot (/ 1 c) (/ 1 d)) a))
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))) in a
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in a
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in a
* [misc]taylor:  Taking taylor expansion of b in a
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (/ 1 b) into (/ 1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in a
* [misc]taylor:  Taking taylor expansion of c in a
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in a
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in a
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (* 1 (/ 1 d)) into (/ 1 d)
* [misc]backup-simplify:  Simplify (- (/ 1 d)) into (- (/ 1 d))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 d))) into (- (/ 1 d))
* [misc]backup-simplify:  Simplify (/ (- (/ 1 d)) (hypot (/ 1 c) (/ 1 d))) into (/ -1 (* (hypot (/ 1 c) (/ 1 d)) d))
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))) in c
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in c
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in c
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (/ 1 b) into (/ 1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (/ 1 a) into (/ 1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in c
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (* (/ 1 b) 1) into (/ 1 b)
* [misc]backup-simplify:  Simplify (+ (/ 1 b) 0) into (/ 1 b)
* [misc]backup-simplify:  Simplify (/ (/ 1 b) (hypot (/ 1 c) (/ 1 d))) into (/ 1 (* (hypot (/ 1 c) (/ 1 d)) b))
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))) in b
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (/ 1 a) into (/ 1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in b
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (* 1 (/ 1 c)) into (/ 1 c)
* [misc]backup-simplify:  Simplify (+ (/ 1 c) 0) into (/ 1 c)
* [misc]backup-simplify:  Simplify (/ (/ 1 c) (hypot (/ 1 c) (/ 1 d))) into (/ 1 (* (hypot (/ 1 c) (/ 1 d)) c))
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))) in b
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 c)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 b) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 d)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 a) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (/ 1 a) into (/ 1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in b
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (* 1 (/ 1 c)) into (/ 1 c)
* [misc]backup-simplify:  Simplify (+ (/ 1 c) 0) into (/ 1 c)
* [misc]backup-simplify:  Simplify (/ (/ 1 c) (hypot (/ 1 c) (/ 1 d))) into (/ 1 (* (hypot (/ 1 c) (/ 1 d)) c))
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (hypot (/ 1 c) (/ 1 d)) c)) in c
* [misc]taylor:  Taking taylor expansion of (* (hypot (/ 1 c) (/ 1 d)) c) in c
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in c
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* (hypot (/ 1 c) (/ 1 d)) 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 1) (* 0 0)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (/ 1 (hypot (/ 1 c) (/ 1 d))) into (/ 1 (hypot (/ 1 c) (/ 1 d)))
* [misc]taylor:  Taking taylor expansion of (/ 1 (hypot (/ 1 c) (/ 1 d))) in a
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in a
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (/ 1 (hypot (/ 1 c) (/ 1 d))) into (/ 1 (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 c) (/ 0 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 (/ 1 c))) into 0
* [misc]backup-simplify:  Simplify (* (/ 1 a) (/ 1 d)) into (/ 1 (* d a))
* [misc]backup-simplify:  Simplify (- (/ 1 (* d a))) into (- (/ 1 (* d a)))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 (* d a)))) into (- (/ 1 (* d a)))
* [misc]backup-simplify:  Simplify (- (/ (- (/ 1 (* d a))) (hypot (/ 1 c) (/ 1 d))) (+ (* (/ 1 (* (hypot (/ 1 c) (/ 1 d)) c)) (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into (- (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a))))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a)))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a))) in c
* [misc]taylor:  Taking taylor expansion of (* (hypot (/ 1 c) (/ 1 d)) (* d a)) in c
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in c
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]taylor:  Taking taylor expansion of (* d a) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (* d a) into (* d a)
* [misc]backup-simplify:  Simplify (* (hypot (/ 1 c) (/ 1 d)) (* d a)) into (* (hypot (/ 1 c) (/ 1 d)) (* d a))
* [misc]backup-simplify:  Simplify (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a))) into (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a)))
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ 1 c) (/ 1 d))) (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of (/ 1 (hypot (/ 1 c) (/ 1 d))) in d
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in d
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (/ 1 (hypot (/ 1 c) (/ 1 d))) into (/ 1 (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 c) (/ 0 c)) (* 0 (/ 0 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 (/ 1 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 a) (/ 0 a)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 a) 0) (* 0 (/ 1 d))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot (/ 1 c) (/ 1 d))) (+ (* (/ 1 (* (hypot (/ 1 c) (/ 1 d)) c)) (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* (- (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a)))) (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a)))) into (- (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a))))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a)))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a))) in a
* [misc]taylor:  Taking taylor expansion of (* (hypot (/ 1 c) (/ 1 d)) (* d a)) in a
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in a
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]taylor:  Taking taylor expansion of (* d a) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* d 0) into 0
* [misc]backup-simplify:  Simplify (* (hypot (/ 1 c) (/ 1 d)) 0) into 0
* [misc]backup-simplify:  Simplify (+ (* d 1) (* 0 0)) into d
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) d) (* 0 0)) into (* (hypot (/ 1 c) (/ 1 d)) d)
* [misc]backup-simplify:  Simplify (/ 1 (* (hypot (/ 1 c) (/ 1 d)) d)) into (/ 1 (* (hypot (/ 1 c) (/ 1 d)) d))
* [misc]backup-simplify:  Simplify (- (/ 1 (* (hypot (/ 1 c) (/ 1 d)) d))) into (- (/ 1 (* (hypot (/ 1 c) (/ 1 d)) d)))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* (hypot (/ 1 c) (/ 1 d)) d))) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (hypot (/ 1 c) (/ 1 d)) d)) in d
* [misc]taylor:  Taking taylor expansion of (* (hypot (/ 1 c) (/ 1 d)) d) in d
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in d
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* (hypot (/ 1 c) (/ 1 d)) 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 1) (* 0 0)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (/ 1 (hypot (/ 1 c) (/ 1 d))) into (/ 1 (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (- (/ 1 (hypot (/ 1 c) (/ 1 d)))) into (- (/ 1 (hypot (/ 1 c) (/ 1 d))))
* [misc]backup-simplify:  Simplify (- (/ 1 (hypot (/ 1 c) (/ 1 d)))) into (- (/ 1 (hypot (/ 1 c) (/ 1 d))))
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ 1 c) (/ 1 d))) (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* 0 (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ 1 c) (/ 1 d))) (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ 1 (hypot (/ 1 c) (/ 1 d))) into (/ 1 (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 c) (/ 0 c)) (* 0 (/ 0 c)) (* 0 (/ 0 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 c))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)) (* 0 (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 a) (/ 0 a)) (* 0 (/ 0 a)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 a) 0) (+ (* 0 0) (* 0 (/ 1 d)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot (/ 1 c) (/ 1 d))) (+ (* (/ 1 (* (hypot (/ 1 c) (/ 1 d)) c)) (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* (- (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a)))) (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* 0 (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 a)) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (* 0 (* d a))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a))) (/ 0 (* (hypot (/ 1 c) (/ 1 d)) (* d a)))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ 1 c) (/ 1 d))) (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* 0 (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* 0 (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 d) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* (hypot (/ 1 c) (/ 1 d)) d)) (/ 0 (* (hypot (/ 1 c) (/ 1 d)) d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ 1 c) (/ 1 d))) (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* 0 (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ 1 c) (/ 1 d))) (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ 1 c) (/ 1 d))) (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 c) (/ 0 c)) (* 0 (/ 0 c)) (* 0 (/ 0 c)) (* 0 (/ 0 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 c)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)) (* 0 (/ 0 d)) (* 0 (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 a) (/ 0 a)) (* 0 (/ 0 a)) (* 0 (/ 0 a)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 a) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot (/ 1 c) (/ 1 d))) (+ (* (/ 1 (* (hypot (/ 1 c) (/ 1 d)) c)) (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* (- (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a)))) (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* 0 (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* 0 (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (* 0 a))) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (* 0 (* d a)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (* d a))) (/ 0 (* (hypot (/ 1 c) (/ 1 d)) (* d a)))) (* 0 (/ 0 (* (hypot (/ 1 c) (/ 1 d)) (* d a)))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ 1 c) (/ 1 d))) (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* 0 (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* 0 (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* 0 (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (+ (* 0 d) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* (hypot (/ 1 c) (/ 1 d)) d)) (/ 0 (* (hypot (/ 1 c) (/ 1 d)) d))) (* 0 (/ 0 (* (hypot (/ 1 c) (/ 1 d)) d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ 1 c) (/ 1 d))) (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* 0 (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* 0 (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 (hypot (/ 1 c) (/ 1 d))) (* 1 (* 1 (* (/ 1 (/ 1 c)) (/ 1 (/ 1 b)))))) (* (- (/ 1 (hypot (/ 1 c) (/ 1 d)))) (* (/ 1 (/ 1 d)) (* (/ 1 (/ 1 a)) (* 1 1))))) into (- (/ (* b c) (hypot (/ 1 c) (/ 1 d))) (/ (* d a) (hypot (/ 1 c) (/ 1 d))))
* [misc]approximate:  Taking taylor expansion of (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))) in (b c a d) around 0
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))) in d
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in d
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in d
* [misc]taylor:  Taking taylor expansion of (- b) in d
* [misc]taylor:  Taking taylor expansion of b in d
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (/ 1 (- b)) into (/ -1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in d
* [misc]taylor:  Taking taylor expansion of (- c) in d
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in d
* [misc]taylor:  Taking taylor expansion of (- a) in d
* [misc]taylor:  Taking taylor expansion of a in d
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (/ 1 (- a)) into (/ -1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in d
* [misc]taylor:  Taking taylor expansion of (- d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in d
* [misc]backup-simplify:  Simplify (hypot (/ 1 (- c)) (/ 1 (- d))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* (/ -1 a) -1) into (/ 1 a)
* [misc]backup-simplify:  Simplify (- (/ 1 a)) into (- (/ 1 a))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 a))) into (- (/ 1 a))
* [misc]backup-simplify:  Simplify (/ (- (/ 1 a)) (hypot (/ -1 c) (/ -1 d))) into (/ -1 (* a (hypot (/ -1 c) (/ -1 d))))
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))) in a
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in a
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in a
* [misc]taylor:  Taking taylor expansion of (- b) in a
* [misc]taylor:  Taking taylor expansion of b in a
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (/ 1 (- b)) into (/ -1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in a
* [misc]taylor:  Taking taylor expansion of (- c) in a
* [misc]taylor:  Taking taylor expansion of c in a
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in a
* [misc]taylor:  Taking taylor expansion of (- a) in a
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in a
* [misc]taylor:  Taking taylor expansion of (- d) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in a
* [misc]backup-simplify:  Simplify (hypot (/ 1 (- c)) (/ 1 (- d))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* -1 (/ -1 d)) into (/ 1 d)
* [misc]backup-simplify:  Simplify (- (/ 1 d)) into (- (/ 1 d))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 d))) into (- (/ 1 d))
* [misc]backup-simplify:  Simplify (/ (- (/ 1 d)) (hypot (/ -1 c) (/ -1 d))) into (/ -1 (* d (hypot (/ -1 c) (/ -1 d))))
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))) in c
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in c
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in c
* [misc]taylor:  Taking taylor expansion of (- b) in c
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (- b) into (- b)
* [misc]backup-simplify:  Simplify (/ 1 (- b)) into (/ -1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in c
* [misc]taylor:  Taking taylor expansion of (- c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in c
* [misc]taylor:  Taking taylor expansion of (- a) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (/ 1 (- a)) into (/ -1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in c
* [misc]taylor:  Taking taylor expansion of (- d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in c
* [misc]backup-simplify:  Simplify (hypot (/ 1 (- c)) (/ 1 (- d))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* (/ -1 b) -1) into (/ 1 b)
* [misc]backup-simplify:  Simplify (+ (/ 1 b) 0) into (/ 1 b)
* [misc]backup-simplify:  Simplify (/ (/ 1 b) (hypot (/ -1 c) (/ -1 d))) into (/ 1 (* b (hypot (/ -1 c) (/ -1 d))))
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))) in b
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in b
* [misc]taylor:  Taking taylor expansion of (- b) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in b
* [misc]taylor:  Taking taylor expansion of (- c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in b
* [misc]taylor:  Taking taylor expansion of (- a) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (/ 1 (- a)) into (/ -1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in b
* [misc]taylor:  Taking taylor expansion of (- d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in b
* [misc]backup-simplify:  Simplify (hypot (/ 1 (- c)) (/ 1 (- d))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* -1 (/ -1 c)) into (/ 1 c)
* [misc]backup-simplify:  Simplify (+ (/ 1 c) 0) into (/ 1 c)
* [misc]backup-simplify:  Simplify (/ (/ 1 c) (hypot (/ -1 c) (/ -1 d))) into (/ 1 (* c (hypot (/ -1 c) (/ -1 d))))
* [misc]taylor:  Taking taylor expansion of (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))) in b
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- c))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- b)) in b
* [misc]taylor:  Taking taylor expansion of (- b) in b
* [misc]taylor:  Taking taylor expansion of b in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in b
* [misc]taylor:  Taking taylor expansion of (- c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- d))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- a)) in b
* [misc]taylor:  Taking taylor expansion of (- a) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (/ 1 (- a)) into (/ -1 a)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in b
* [misc]taylor:  Taking taylor expansion of (- d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in b
* [misc]backup-simplify:  Simplify (hypot (/ 1 (- c)) (/ 1 (- d))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* -1 (/ -1 c)) into (/ 1 c)
* [misc]backup-simplify:  Simplify (+ (/ 1 c) 0) into (/ 1 c)
* [misc]backup-simplify:  Simplify (/ (/ 1 c) (hypot (/ -1 c) (/ -1 d))) into (/ 1 (* c (hypot (/ -1 c) (/ -1 d))))
* [misc]taylor:  Taking taylor expansion of (/ 1 (* c (hypot (/ -1 c) (/ -1 d)))) in c
* [misc]taylor:  Taking taylor expansion of (* c (hypot (/ -1 c) (/ -1 d))) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (hypot (/ -1 c) (/ -1 d)) in c
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* 0 (hypot (/ -1 c) (/ -1 d))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 (hypot (/ -1 c) (/ -1 d)))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (/ 1 (hypot (/ -1 c) (/ -1 d))) into (/ 1 (hypot (/ -1 c) (/ -1 d)))
* [misc]taylor:  Taking taylor expansion of (/ 1 (hypot (/ -1 c) (/ -1 d))) in a
* [misc]taylor:  Taking taylor expansion of (hypot (/ -1 c) (/ -1 d)) in a
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (/ 1 (hypot (/ -1 c) (/ -1 d))) into (/ 1 (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 c) (/ 0 (- c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (* 0 (/ -1 c))) into 0
* [misc]backup-simplify:  Simplify (* (/ -1 a) (/ -1 d)) into (/ 1 (* d a))
* [misc]backup-simplify:  Simplify (- (/ 1 (* d a))) into (- (/ 1 (* d a)))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 (* d a)))) into (- (/ 1 (* d a)))
* [misc]backup-simplify:  Simplify (- (/ (- (/ 1 (* d a))) (hypot (/ -1 c) (/ -1 d))) (+ (* (/ 1 (* c (hypot (/ -1 c) (/ -1 d)))) (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into (- (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d))))))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d)))))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d))))) in c
* [misc]taylor:  Taking taylor expansion of (* d (* a (hypot (/ -1 c) (/ -1 d)))) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (* a (hypot (/ -1 c) (/ -1 d))) in c
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of (hypot (/ -1 c) (/ -1 d)) in c
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* a (hypot (/ -1 c) (/ -1 d))) into (* a (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (* d (* a (hypot (/ -1 c) (/ -1 d)))) into (* d (* a (hypot (/ -1 c) (/ -1 d))))
* [misc]backup-simplify:  Simplify (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d))))) into (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d)))))
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 (hypot (/ -1 c) (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ -1 c) (/ -1 d))) (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of (/ 1 (hypot (/ -1 c) (/ -1 d))) in d
* [misc]taylor:  Taking taylor expansion of (hypot (/ -1 c) (/ -1 d)) in d
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (/ 1 (hypot (/ -1 c) (/ -1 d))) into (/ 1 (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 c) (/ 0 (- c))) (* 0 (/ 0 (- c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (* 0 (/ -1 c)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d) (/ 0 (- d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 a) (/ 0 (- a))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 a) 0) (* 0 (/ -1 d))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot (/ -1 c) (/ -1 d))) (+ (* (/ 1 (* c (hypot (/ -1 c) (/ -1 d)))) (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* (- (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d)))))) (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d)))))) into (- (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d))))))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d)))))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d))))) in a
* [misc]taylor:  Taking taylor expansion of (* d (* a (hypot (/ -1 c) (/ -1 d)))) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (* a (hypot (/ -1 c) (/ -1 d))) in a
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (hypot (/ -1 c) (/ -1 d)) in a
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* 0 (hypot (/ -1 c) (/ -1 d))) into 0
* [misc]backup-simplify:  Simplify (* d 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 (hypot (/ -1 c) (/ -1 d)))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (+ (* d (hypot (/ -1 c) (/ -1 d))) (* 0 0)) into (* d (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (/ 1 (* d (hypot (/ -1 c) (/ -1 d)))) into (/ 1 (* d (hypot (/ -1 c) (/ -1 d))))
* [misc]backup-simplify:  Simplify (- (/ 1 (* d (hypot (/ -1 c) (/ -1 d))))) into (- (/ 1 (* d (hypot (/ -1 c) (/ -1 d)))))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* d (hypot (/ -1 c) (/ -1 d))))) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d (hypot (/ -1 c) (/ -1 d)))) in d
* [misc]taylor:  Taking taylor expansion of (* d (hypot (/ -1 c) (/ -1 d))) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (hypot (/ -1 c) (/ -1 d)) in d
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* 0 (hypot (/ -1 c) (/ -1 d))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 (hypot (/ -1 c) (/ -1 d)))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (/ 1 (hypot (/ -1 c) (/ -1 d))) into (/ 1 (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (- (/ 1 (hypot (/ -1 c) (/ -1 d)))) into (- (/ 1 (hypot (/ -1 c) (/ -1 d))))
* [misc]backup-simplify:  Simplify (- (/ 1 (hypot (/ -1 c) (/ -1 d)))) into (- (/ 1 (hypot (/ -1 c) (/ -1 d))))
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ -1 c) (/ -1 d))) (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* 0 (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ -1 c) (/ -1 d))) (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ 1 (hypot (/ -1 c) (/ -1 d))) into (/ 1 (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 c) (/ 0 (- c))) (* 0 (/ 0 (- c))) (* 0 (/ 0 (- c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ -1 c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d) (/ 0 (- d))) (* 0 (/ 0 (- d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 a) (/ 0 (- a))) (* 0 (/ 0 (- a))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 a) 0) (+ (* 0 0) (* 0 (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot (/ -1 c) (/ -1 d))) (+ (* (/ 1 (* c (hypot (/ -1 c) (/ -1 d)))) (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* (- (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d)))))) (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* 0 (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* a 0) (* 0 (hypot (/ -1 c) (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 (* a (hypot (/ -1 c) (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d))))) (/ 0 (* d (* a (hypot (/ -1 c) (/ -1 d)))))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ -1 c) (/ -1 d))) (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* 0 (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* 0 (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 (hypot (/ -1 c) (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 (hypot (/ -1 c) (/ -1 d))) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d (hypot (/ -1 c) (/ -1 d)))) (/ 0 (* d (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ -1 c) (/ -1 d))) (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* 0 (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 (hypot (/ -1 c) (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ -1 c) (/ -1 d))) (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ -1 c) (/ -1 d))) (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 c) (/ 0 (- c))) (* 0 (/ 0 (- c))) (* 0 (/ 0 (- c))) (* 0 (/ 0 (- c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ -1 c)))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d) (/ 0 (- d))) (* 0 (/ 0 (- d))) (* 0 (/ 0 (- d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- a) into (- a)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 a) (/ 0 (- a))) (* 0 (/ 0 (- a))) (* 0 (/ 0 (- a))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 a) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot (/ -1 c) (/ -1 d))) (+ (* (/ 1 (* c (hypot (/ -1 c) (/ -1 d)))) (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* (- (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d)))))) (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* 0 (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* 0 (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* a 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (* 0 (* a (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d (* a (hypot (/ -1 c) (/ -1 d))))) (/ 0 (* d (* a (hypot (/ -1 c) (/ -1 d)))))) (* 0 (/ 0 (* d (* a (hypot (/ -1 c) (/ -1 d)))))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d)))))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ -1 c) (/ -1 d))) (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* 0 (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* 0 (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* 0 (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (+ (* 0 (hypot (/ -1 c) (/ -1 d))) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d (hypot (/ -1 c) (/ -1 d)))) (/ 0 (* d (hypot (/ -1 c) (/ -1 d))))) (* 0 (/ 0 (* d (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (hypot (/ -1 c) (/ -1 d))) (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* 0 (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* 0 (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 (hypot (/ -1 c) (/ -1 d))) (* 1 (* 1 (* (/ 1 (/ 1 (- c))) (/ 1 (/ 1 (- b))))))) (* (- (/ 1 (hypot (/ -1 c) (/ -1 d)))) (* (/ 1 (/ 1 (- d))) (* (/ 1 (/ 1 (- a))) (* 1 1))))) into (- (/ (* b c) (hypot (/ -1 c) (/ -1 d))) (/ (* d a) (hypot (/ -1 c) (/ -1 d))))
* [misc]approximate:  Taking taylor expansion of (/ (cube (cbrt (/ (- (* b c) (* a d)) (hypot c d)))) (hypot c d)) in (b c a d) around 0
* [misc]taylor:  Taking taylor expansion of (/ (cube (cbrt (/ (- (* b c) (* a d)) (hypot c d)))) (hypot c d)) in d
* [misc]taylor:  Taking taylor expansion of (cube (cbrt (/ (- (* b c) (* a d)) (hypot c d)))) in d
* [misc]backup-simplify:  Simplify (cube (cbrt (/ (- (* b c) (* a d)) (hypot c d)))) into (/ (- (* b c) (* d a)) (hypot c d))
* [misc]taylor:  Taking taylor expansion of (hypot c d) in d
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (/ (/ (- (* b c) (* d a)) (hypot c d)) (hypot c d)) into (/ (- (* b c) (* d a)) (sqr (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (/ (cube (cbrt (/ (- (* b c) (* a d)) (hypot c d)))) (hypot c d)) in a
* [misc]taylor:  Taking taylor expansion of (cube (cbrt (/ (- (* b c) (* a d)) (hypot c d)))) in a
* [misc]backup-simplify:  Simplify (cube (cbrt (/ (- (* b c) (* a d)) (hypot c d)))) into (/ (- (* b c) (* d a)) (hypot c d))
* [misc]taylor:  Taking taylor expansion of (hypot c d) in a
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (/ (/ (- (* b c) (* d a)) (hypot c d)) (hypot c d)) into (/ (- (* b c) (* d a)) (sqr (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (/ (cube (cbrt (/ (- (* b c) (* a d)) (hypot c d)))) (hypot c d)) in c
* [misc]taylor:  Taking taylor expansion of (cube (cbrt (/ (- (* b c) (* a d)) (hypot c d)))) in c
* [misc]backup-simplify:  Simplify (cube (cbrt (/ (- (* b c) (* a d)) (hypot c d)))) into (/ (- (* b c) (* d a)) (hypot c d))
* [misc]taylor:  Taking taylor expansion of (hypot c d) in c
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (/ (/ (- (* b c) (* d a)) (hypot c d)) (hypot c d)) into (/ (- (* b c) (* d a)) (sqr (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (/ (cube (cbrt (/ (- (* b c) (* a d)) (hypot c d)))) (hypot c d)) in b
* [misc]taylor:  Taking taylor expansion of (cube (cbrt (/ (- (* b c) (* a d)) (hypot c d)))) in b
* [misc]backup-simplify:  Simplify (cube (cbrt (/ (- (* b c) (* a d)) (hypot c d)))) into (/ (- (* b c) (* d a)) (hypot c d))
* [misc]taylor:  Taking taylor expansion of (hypot c d) in b
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (/ (/ (- (* b c) (* d a)) (hypot c d)) (hypot c d)) into (/ (- (* b c) (* d a)) (sqr (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (/ (cube (cbrt (/ (- (* b c) (* a d)) (hypot c d)))) (hypot c d)) in b
* [misc]taylor:  Taking taylor expansion of (cube (cbrt (/ (- (* b c) (* a d)) (hypot c d)))) in b
* [misc]backup-simplify:  Simplify (cube (cbrt (/ (- (* b c) (* a d)) (hypot c d)))) into (/ (- (* b c) (* d a)) (hypot c d))
* [misc]taylor:  Taking taylor expansion of (hypot c d) in b
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (/ (/ (- (* b c) (* d a)) (hypot c d)) (hypot c d)) into (/ (- (* b c) (* d a)) (sqr (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (/ (- (* b c) (* d a)) (sqr (hypot c d))) in c
* [misc]taylor:  Taking taylor expansion of (- (* b c) (* d a)) in c
* [misc]taylor:  Taking taylor expansion of (* b c) in c
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (* d a) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of (sqr (hypot c d)) in c
* [misc]taylor:  Taking taylor expansion of (hypot c d) in c
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* b 0) into 0
* [misc]backup-simplify:  Simplify (* d a) into (* d a)
* [misc]backup-simplify:  Simplify (- (* d a)) into (- (* d a))
* [misc]backup-simplify:  Simplify (+ 0 (- (* d a))) into (- (* d a))
* [misc]backup-simplify:  Simplify (* (hypot c d) (hypot c d)) into (sqr (hypot c d))
* [misc]backup-simplify:  Simplify (/ (- (* d a)) (sqr (hypot c d))) into (* -1 (/ (* d a) (sqr (hypot c d))))
* [misc]taylor:  Taking taylor expansion of (* -1 (/ (* d a) (sqr (hypot c d)))) in a
* [misc]taylor:  Taking taylor expansion of -1 in a
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]taylor:  Taking taylor expansion of (/ (* d a) (sqr (hypot c d))) in a
* [misc]taylor:  Taking taylor expansion of (* d a) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (sqr (hypot c d)) in a
* [misc]taylor:  Taking taylor expansion of (hypot c d) in a
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* d 0) into 0
* [misc]backup-simplify:  Simplify (+ (* d 1) (* 0 0)) into d
* [misc]backup-simplify:  Simplify (* (hypot c d) (hypot c d)) into (sqr (hypot c d))
* [misc]backup-simplify:  Simplify (/ d (sqr (hypot c d))) into (/ d (sqr (hypot c d)))
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot c d)) (+ (* (/ (- (* b c) (* d a)) (sqr (hypot c d))) (/ 0 (hypot c d))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* b 1) (* 0 0)) into b
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 a)) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ b 0) into b
* [misc]backup-simplify:  Simplify (+ (* (hypot c d) 0) (* 0 (hypot c d))) into 0
* [misc]backup-simplify:  Simplify (- (/ b (sqr (hypot c d))) (+ (* (* -1 (/ (* d a) (sqr (hypot c d)))) (/ 0 (sqr (hypot c d)))))) into (/ b (sqr (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (/ b (sqr (hypot c d))) in a
* [misc]taylor:  Taking taylor expansion of b in a
* [misc]backup-simplify:  Simplify b into b
* [misc]taylor:  Taking taylor expansion of (sqr (hypot c d)) in a
* [misc]taylor:  Taking taylor expansion of (hypot c d) in a
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* (hypot c d) (hypot c d)) into (sqr (hypot c d))
* [misc]backup-simplify:  Simplify (/ b (sqr (hypot c d))) into (/ b (sqr (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (/ b (sqr (hypot c d))) in d
* [misc]taylor:  Taking taylor expansion of b in d
* [misc]backup-simplify:  Simplify b into b
* [misc]taylor:  Taking taylor expansion of (sqr (hypot c d)) in d
* [misc]taylor:  Taking taylor expansion of (hypot c d) in d
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* (hypot c d) (hypot c d)) into (sqr (hypot c d))
* [misc]backup-simplify:  Simplify (/ b (sqr (hypot c d))) into (/ b (sqr (hypot c d)))
* [misc]backup-simplify:  Simplify (/ b (sqr (hypot c d))) into (/ b (sqr (hypot c d)))
* [misc]backup-simplify:  Simplify (* -1 (/ d (sqr (hypot c d)))) into (* -1 (/ d (sqr (hypot c d))))
* [misc]taylor:  Taking taylor expansion of (* -1 (/ d (sqr (hypot c d)))) in d
* [misc]taylor:  Taking taylor expansion of -1 in d
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]taylor:  Taking taylor expansion of (/ d (sqr (hypot c d))) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (sqr (hypot c d)) in d
* [misc]taylor:  Taking taylor expansion of (hypot c d) in d
* [misc]backup-simplify:  Simplify (hypot c d) into (hypot c d)
* [misc]backup-simplify:  Simplify (* (hypot c d) (hypot c d)) into (sqr (hypot c d))
* [misc]backup-simplify:  Simplify (/ 1 (sqr (hypot c d))) into (/ 1 (sqr (hypot c d)))
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot c d)) (+ (* (/ (- (* b c) (* d a)) (sqr (hypot c d))) (/ 0 (hypot c d))) (* 0 (/ 0 (hypot c d))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* b 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (* 0 a))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot c d) 0) (+ (* 0 0) (* 0 (hypot c d)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (sqr (hypot c d))) (+ (* (* -1 (/ (* d a) (sqr (hypot c d)))) (/ 0 (sqr (hypot c d)))) (* (/ b (sqr (hypot c d))) (/ 0 (sqr (hypot c d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot c d) 0) (* 0 (hypot c d))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (sqr (hypot c d))) (+ (* (/ b (sqr (hypot c d))) (/ 0 (sqr (hypot c d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot c d) 0) (* 0 (hypot c d))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (sqr (hypot c d))) (+ (* (/ d (sqr (hypot c d))) (/ 0 (sqr (hypot c d)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (* 0 (/ d (sqr (hypot c d))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (* (/ b (sqr (hypot c d))) (* 1 (* 1 (* c 1)))) into (/ (* b c) (sqr (hypot c d)))
* [misc]approximate:  Taking taylor expansion of (/ (cube (cbrt (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))))) (hypot (/ 1 c) (/ 1 d))) in (b c a d) around 0
* [misc]taylor:  Taking taylor expansion of (/ (cube (cbrt (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))))) (hypot (/ 1 c) (/ 1 d))) in d
* [misc]taylor:  Taking taylor expansion of (cube (cbrt (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))))) in d
* [misc]backup-simplify:  Simplify (cube (cbrt (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))))) into (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (hypot (/ 1 c) (/ 1 d)))
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in d
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (/ (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (hypot (/ 1 c) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))) into (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (sqr (hypot (/ 1 c) (/ 1 d))))
* [misc]taylor:  Taking taylor expansion of (/ (cube (cbrt (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))))) (hypot (/ 1 c) (/ 1 d))) in a
* [misc]taylor:  Taking taylor expansion of (cube (cbrt (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))))) in a
* [misc]backup-simplify:  Simplify (cube (cbrt (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))))) into (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (hypot (/ 1 c) (/ 1 d)))
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in a
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (/ (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (hypot (/ 1 c) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))) into (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (sqr (hypot (/ 1 c) (/ 1 d))))
* [misc]taylor:  Taking taylor expansion of (/ (cube (cbrt (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))))) (hypot (/ 1 c) (/ 1 d))) in c
* [misc]taylor:  Taking taylor expansion of (cube (cbrt (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))))) in c
* [misc]backup-simplify:  Simplify (cube (cbrt (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))))) into (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (hypot (/ 1 c) (/ 1 d)))
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in c
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (/ (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (hypot (/ 1 c) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))) into (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (sqr (hypot (/ 1 c) (/ 1 d))))
* [misc]taylor:  Taking taylor expansion of (/ (cube (cbrt (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))))) (hypot (/ 1 c) (/ 1 d))) in b
* [misc]taylor:  Taking taylor expansion of (cube (cbrt (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))))) in b
* [misc]backup-simplify:  Simplify (cube (cbrt (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))))) into (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (hypot (/ 1 c) (/ 1 d)))
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in b
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (/ (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (hypot (/ 1 c) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))) into (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (sqr (hypot (/ 1 c) (/ 1 d))))
* [misc]taylor:  Taking taylor expansion of (/ (cube (cbrt (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))))) (hypot (/ 1 c) (/ 1 d))) in b
* [misc]taylor:  Taking taylor expansion of (cube (cbrt (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))))) in b
* [misc]backup-simplify:  Simplify (cube (cbrt (/ (- (* (/ 1 b) (/ 1 c)) (* (/ 1 a) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))))) into (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (hypot (/ 1 c) (/ 1 d)))
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in b
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (/ (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (hypot (/ 1 c) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))) into (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (sqr (hypot (/ 1 c) (/ 1 d))))
* [misc]taylor:  Taking taylor expansion of (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (sqr (hypot (/ 1 c) (/ 1 d)))) in c
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* b c)) (/ 1 (* d a))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (* b c)) in c
* [misc]taylor:  Taking taylor expansion of (* b c) in c
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* b 0) into 0
* [misc]backup-simplify:  Simplify (+ (* b 1) (* 0 0)) into b
* [misc]backup-simplify:  Simplify (/ 1 b) into (/ 1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d a)) in c
* [misc]taylor:  Taking taylor expansion of (* d a) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (* d a) into (* d a)
* [misc]backup-simplify:  Simplify (/ 1 (* d a)) into (/ 1 (* d a))
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ 1 c) (/ 1 d))) in c
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in c
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]backup-simplify:  Simplify (+ (/ 1 b) 0) into (/ 1 b)
* [misc]backup-simplify:  Simplify (* (hypot (/ 1 c) (/ 1 d)) (hypot (/ 1 c) (/ 1 d))) into (sqr (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (/ (/ 1 b) (sqr (hypot (/ 1 c) (/ 1 d)))) into (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) b))
* [misc]backup-simplify:  Simplify (+ (* b 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 b) (/ 0 b)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 1 (* d a))) into (- (/ 1 (* d a)))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 (* d a)))) into (- (/ 1 (* d a)))
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (* 0 (hypot (/ 1 c) (/ 1 d)))) into 0
* [misc]backup-simplify:  Simplify (- (/ (- (/ 1 (* d a))) (sqr (hypot (/ 1 c) (/ 1 d)))) (+ (* (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) b)) (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))))) into (- (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a))))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a)))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a))) in a
* [misc]taylor:  Taking taylor expansion of (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a)) in a
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ 1 c) (/ 1 d))) in a
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 c) (/ 1 d)) in a
* [misc]backup-simplify:  Simplify (hypot (/ 1 c) (/ 1 d)) into (hypot (/ 1 c) (/ 1 d))
* [misc]taylor:  Taking taylor expansion of (* d a) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* (hypot (/ 1 c) (/ 1 d)) (hypot (/ 1 c) (/ 1 d))) into (sqr (hypot (/ 1 c) (/ 1 d)))
* [misc]backup-simplify:  Simplify (* d 0) into 0
* [misc]backup-simplify:  Simplify (* (sqr (hypot (/ 1 c) (/ 1 d))) 0) into 0
* [misc]backup-simplify:  Simplify (+ (* d 1) (* 0 0)) into d
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (* 0 (hypot (/ 1 c) (/ 1 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (hypot (/ 1 c) (/ 1 d))) d) (* 0 0)) into (* (sqr (hypot (/ 1 c) (/ 1 d))) d)
* [misc]backup-simplify:  Simplify (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) d)) into (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) d))
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (* 0 (hypot (/ 1 c) (/ 1 d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (hypot (/ 1 c) (/ 1 d))) 0) (+ (* 0 d) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) d)) (/ 0 (* (sqr (hypot (/ 1 c) (/ 1 d))) d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot (/ 1 c) (/ 1 d))) (+ (* (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (sqr (hypot (/ 1 c) (/ 1 d)))) (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* b 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 b) (/ 0 b)) (* 0 (/ 0 b)))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 a)) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d a)) (/ 0 (* d a))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (* 0 (hypot (/ 1 c) (/ 1 d))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (sqr (hypot (/ 1 c) (/ 1 d)))) (+ (* (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) b)) (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))) (* (- (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* d a)))) (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (hypot (/ 1 c) (/ 1 d))) 0) (+ (* 0 0) (+ (* 0 d) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) d)) (/ 0 (* (sqr (hypot (/ 1 c) (/ 1 d))) d))) (* 0 (/ 0 (* (sqr (hypot (/ 1 c) (/ 1 d))) d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot (/ 1 c) (/ 1 d))) (+ (* (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (sqr (hypot (/ 1 c) (/ 1 d)))) (/ 0 (hypot (/ 1 c) (/ 1 d)))) (* 0 (/ 0 (hypot (/ 1 c) (/ 1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]approximate:  Taking taylor expansion of (/ (cube (cbrt (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))))) (hypot (/ 1 (- c)) (/ 1 (- d)))) in (b c a d) around 0
* [misc]taylor:  Taking taylor expansion of (/ (cube (cbrt (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))))) (hypot (/ 1 (- c)) (/ 1 (- d)))) in d
* [misc]taylor:  Taking taylor expansion of (cube (cbrt (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))))) in d
* [misc]backup-simplify:  Simplify (cube (cbrt (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))))) into (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (hypot (/ -1 c) (/ -1 d)))
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in d
* [misc]backup-simplify:  Simplify (hypot (/ 1 (- c)) (/ 1 (- d))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (/ (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (hypot (/ -1 c) (/ -1 d))) (hypot (/ -1 c) (/ -1 d))) into (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (sqr (hypot (/ -1 c) (/ -1 d))))
* [misc]taylor:  Taking taylor expansion of (/ (cube (cbrt (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))))) (hypot (/ 1 (- c)) (/ 1 (- d)))) in a
* [misc]taylor:  Taking taylor expansion of (cube (cbrt (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))))) in a
* [misc]backup-simplify:  Simplify (cube (cbrt (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))))) into (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (hypot (/ -1 c) (/ -1 d)))
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in a
* [misc]backup-simplify:  Simplify (hypot (/ 1 (- c)) (/ 1 (- d))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (/ (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (hypot (/ -1 c) (/ -1 d))) (hypot (/ -1 c) (/ -1 d))) into (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (sqr (hypot (/ -1 c) (/ -1 d))))
* [misc]taylor:  Taking taylor expansion of (/ (cube (cbrt (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))))) (hypot (/ 1 (- c)) (/ 1 (- d)))) in c
* [misc]taylor:  Taking taylor expansion of (cube (cbrt (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))))) in c
* [misc]backup-simplify:  Simplify (cube (cbrt (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))))) into (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (hypot (/ -1 c) (/ -1 d)))
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in c
* [misc]backup-simplify:  Simplify (hypot (/ 1 (- c)) (/ 1 (- d))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (/ (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (hypot (/ -1 c) (/ -1 d))) (hypot (/ -1 c) (/ -1 d))) into (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (sqr (hypot (/ -1 c) (/ -1 d))))
* [misc]taylor:  Taking taylor expansion of (/ (cube (cbrt (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))))) (hypot (/ 1 (- c)) (/ 1 (- d)))) in b
* [misc]taylor:  Taking taylor expansion of (cube (cbrt (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))))) in b
* [misc]backup-simplify:  Simplify (cube (cbrt (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))))) into (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (hypot (/ -1 c) (/ -1 d)))
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in b
* [misc]backup-simplify:  Simplify (hypot (/ 1 (- c)) (/ 1 (- d))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (/ (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (hypot (/ -1 c) (/ -1 d))) (hypot (/ -1 c) (/ -1 d))) into (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (sqr (hypot (/ -1 c) (/ -1 d))))
* [misc]taylor:  Taking taylor expansion of (/ (cube (cbrt (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))))) (hypot (/ 1 (- c)) (/ 1 (- d)))) in b
* [misc]taylor:  Taking taylor expansion of (cube (cbrt (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))))) in b
* [misc]backup-simplify:  Simplify (cube (cbrt (/ (- (* (/ 1 (- b)) (/ 1 (- c))) (* (/ 1 (- a)) (/ 1 (- d)))) (hypot (/ 1 (- c)) (/ 1 (- d)))))) into (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (hypot (/ -1 c) (/ -1 d)))
* [misc]taylor:  Taking taylor expansion of (hypot (/ 1 (- c)) (/ 1 (- d))) in b
* [misc]backup-simplify:  Simplify (hypot (/ 1 (- c)) (/ 1 (- d))) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (/ (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (hypot (/ -1 c) (/ -1 d))) (hypot (/ -1 c) (/ -1 d))) into (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (sqr (hypot (/ -1 c) (/ -1 d))))
* [misc]taylor:  Taking taylor expansion of (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (sqr (hypot (/ -1 c) (/ -1 d)))) in c
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* b c)) (/ 1 (* d a))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (* b c)) in c
* [misc]taylor:  Taking taylor expansion of (* b c) in c
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* b 0) into 0
* [misc]backup-simplify:  Simplify (+ (* b 1) (* 0 0)) into b
* [misc]backup-simplify:  Simplify (/ 1 b) into (/ 1 b)
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d a)) in c
* [misc]taylor:  Taking taylor expansion of (* d a) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of a in c
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (* d a) into (* d a)
* [misc]backup-simplify:  Simplify (/ 1 (* d a)) into (/ 1 (* d a))
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ -1 c) (/ -1 d))) in c
* [misc]taylor:  Taking taylor expansion of (hypot (/ -1 c) (/ -1 d)) in c
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (+ (/ 1 b) 0) into (/ 1 b)
* [misc]backup-simplify:  Simplify (* (hypot (/ -1 c) (/ -1 d)) (hypot (/ -1 c) (/ -1 d))) into (sqr (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (/ (/ 1 b) (sqr (hypot (/ -1 c) (/ -1 d)))) into (/ 1 (* b (sqr (hypot (/ -1 c) (/ -1 d)))))
* [misc]backup-simplify:  Simplify (+ (* b 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 b) (/ 0 b)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 1 (* d a))) into (- (/ 1 (* d a)))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 (* d a)))) into (- (/ 1 (* d a)))
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (* 0 (hypot (/ -1 c) (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (- (/ (- (/ 1 (* d a))) (sqr (hypot (/ -1 c) (/ -1 d)))) (+ (* (/ 1 (* b (sqr (hypot (/ -1 c) (/ -1 d))))) (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))))) into (- (/ 1 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d)))))))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d))))))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d)))))) in a
* [misc]taylor:  Taking taylor expansion of (* d (* a (sqr (hypot (/ -1 c) (/ -1 d))))) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (* a (sqr (hypot (/ -1 c) (/ -1 d)))) in a
* [misc]taylor:  Taking taylor expansion of a in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (sqr (hypot (/ -1 c) (/ -1 d))) in a
* [misc]taylor:  Taking taylor expansion of (hypot (/ -1 c) (/ -1 d)) in a
* [misc]backup-simplify:  Simplify (hypot (/ -1 c) (/ -1 d)) into (hypot (/ -1 c) (/ -1 d))
* [misc]backup-simplify:  Simplify (* (hypot (/ -1 c) (/ -1 d)) (hypot (/ -1 c) (/ -1 d))) into (sqr (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (* 0 (sqr (hypot (/ -1 c) (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (* d 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (* 0 (hypot (/ -1 c) (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 (sqr (hypot (/ -1 c) (/ -1 d))))) into (sqr (hypot (/ -1 c) (/ -1 d)))
* [misc]backup-simplify:  Simplify (+ (* d (sqr (hypot (/ -1 c) (/ -1 d)))) (* 0 0)) into (* d (sqr (hypot (/ -1 c) (/ -1 d))))
* [misc]backup-simplify:  Simplify (/ 1 (* d (sqr (hypot (/ -1 c) (/ -1 d))))) into (/ 1 (* d (sqr (hypot (/ -1 c) (/ -1 d)))))
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 (sqr (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 (sqr (hypot (/ -1 c) (/ -1 d)))) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d (sqr (hypot (/ -1 c) (/ -1 d))))) (/ 0 (* d (sqr (hypot (/ -1 c) (/ -1 d)))))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot (/ -1 c) (/ -1 d))) (+ (* (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (sqr (hypot (/ -1 c) (/ -1 d)))) (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* b 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 b) (/ 0 b)) (* 0 (/ 0 b)))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 a)) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d a)) (/ 0 (* d a))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (sqr (hypot (/ -1 c) (/ -1 d)))) (+ (* (/ 1 (* b (sqr (hypot (/ -1 c) (/ -1 d))))) (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))) (* (- (/ 1 (* d (* a (sqr (hypot (/ -1 c) (/ -1 d))))))) (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 (sqr (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (+ (* 0 (sqr (hypot (/ -1 c) (/ -1 d)))) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d (sqr (hypot (/ -1 c) (/ -1 d))))) (/ 0 (* d (sqr (hypot (/ -1 c) (/ -1 d)))))) (* 0 (/ 0 (* d (sqr (hypot (/ -1 c) (/ -1 d)))))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (hypot (/ -1 c) (/ -1 d))) (+ (* (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (sqr (hypot (/ -1 c) (/ -1 d)))) (/ 0 (hypot (/ -1 c) (/ -1 d)))) (* 0 (/ 0 (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* * * [misc]progress:  simplifying alt 1 of 108
* [enter]simplify:  Simplifying 0
* * [misc]simplify:  iters left: 0 (1 enodes)
* [exit]simplify:  Simplified to 0
* [misc]none:  prog is (λ (a b c d) 0)
* * * [misc]progress:  simplifying alt 2 of 108
* [enter]simplify:  Simplifying 0
* * [misc]simplify:  iters left: 0 (1 enodes)
* [exit]simplify:  Simplified to 0
* [misc]none:  prog is (λ (a b c d) 0)
* * * [misc]progress:  simplifying alt 3 of 108
* [enter]simplify:  Simplifying 0
* * [misc]simplify:  iters left: 0 (1 enodes)
* [exit]simplify:  Simplified to 0
* [misc]none:  prog is (λ (a b c d) 0)
* * * [misc]progress:  simplifying alt 4 of 108
* [enter]simplify:  Simplifying (sqr (sqrt 0))
* * [misc]simplify:  iters left: 2 (3 enodes)
* * [misc]simplify:  iters left: 1 (4 enodes)
* [exit]simplify:  Simplified to 0
* [misc]none:  prog is (λ (a b c d) 0)
* * * [misc]progress:  simplifying alt 5 of 108
* [enter]simplify:  Simplifying (sqr (sqrt 0))
* * [misc]simplify:  iters left: 2 (3 enodes)
* * [misc]simplify:  iters left: 1 (4 enodes)
* [exit]simplify:  Simplified to 0
* [misc]none:  prog is (λ (a b c d) 0)
* * * [misc]progress:  simplifying alt 6 of 108
* [enter]simplify:  Simplifying (sqr (sqrt 0))
* * [misc]simplify:  iters left: 2 (3 enodes)
* * [misc]simplify:  iters left: 1 (4 enodes)
* [exit]simplify:  Simplified to 0
* [misc]none:  prog is (λ (a b c d) 0)
* * * [misc]progress:  simplifying alt 7 of 108
* [enter]simplify:  Simplifying (sqr (sqrt (/ 0 (+ (sqr c) (sqr d)))))
* * [misc]simplify:  iters left: 3 (9 enodes)
* * [misc]simplify:  iters left: 2 (13 enodes)
* * [misc]simplify:  iters left: 1 (15 enodes)
* [exit]simplify:  Simplified to 0
* [misc]none:  prog is (λ (a b c d) 0)
* * * [misc]progress:  simplifying alt 8 of 108
* [enter]simplify:  Simplifying (sqr (sqrt (/ (- (* b c) (* d a)) (+ (sqr c) (sqr d)))))
* * [misc]simplify:  iters left: 3 (13 enodes)
* * [misc]simplify:  iters left: 2 (22 enodes)
* * [misc]simplify:  iters left: 1 (33 enodes)
* [exit]simplify:  Simplified to (/ (- (* c b) (* a d)) (fma c c (* d d)))
* [misc]none:  prog is (λ (a b c d) (/ (- (* c b) (* a d)) (fma c c (* d d))))
* * * [misc]progress:  simplifying alt 9 of 108
* [enter]simplify:  Simplifying (sqr (sqrt (/ (- (* b c) (* d a)) (+ (sqr c) (sqr d)))))
* * [misc]simplify:  iters left: 3 (13 enodes)
* * [misc]simplify:  iters left: 2 (22 enodes)
* * [misc]simplify:  iters left: 1 (33 enodes)
* [exit]simplify:  Simplified to (/ (- (* c b) (* a d)) (fma c c (* d d)))
* [misc]none:  prog is (λ (a b c d) (/ (- (* c b) (* a d)) (fma c c (* d d))))
* * * [misc]progress:  simplifying alt 10 of 108
* [enter]simplify:  Simplifying (sqr (sqrt (/ (- (* b c) (* a d)) (+ (sqr d) (sqr c)))))
* * [misc]simplify:  iters left: 3 (13 enodes)
* * [misc]simplify:  iters left: 2 (22 enodes)
* * [misc]simplify:  iters left: 1 (33 enodes)
* [exit]simplify:  Simplified to (/ (- (* c b) (* d a)) (fma d d (* c c)))
* [misc]none:  prog is (λ (a b c d) (/ (- (* c b) (* d a)) (fma d d (* c c))))
* * * [misc]progress:  simplifying alt 11 of 108
* [enter]simplify:  Simplifying (sqr (sqrt (/ (- (* b c) (* a d)) (+ (sqr d) (sqr c)))))
* * [misc]simplify:  iters left: 3 (13 enodes)
* * [misc]simplify:  iters left: 2 (22 enodes)
* * [misc]simplify:  iters left: 1 (33 enodes)
* [exit]simplify:  Simplified to (/ (- (* c b) (* d a)) (fma d d (* c c)))
* [misc]none:  prog is (λ (a b c d) (/ (- (* c b) (* d a)) (fma d d (* c c))))
* * * [misc]progress:  simplifying alt 12 of 108
* [enter]simplify:  Simplifying (sqr (sqrt (/ (- (* b c) (* a d)) (+ (sqr d) (sqr c)))))
* * [misc]simplify:  iters left: 3 (13 enodes)
* * [misc]simplify:  iters left: 2 (22 enodes)
* * [misc]simplify:  iters left: 1 (33 enodes)
* [exit]simplify:  Simplified to (/ (- (* c b) (* d a)) (fma d d (* c c)))
* [misc]none:  prog is (λ (a b c d) (/ (- (* c b) (* d a)) (fma d d (* c c))))
* * * [misc]progress:  simplifying alt 13 of 108
* [enter]simplify:  Simplifying (/ (- (* b c) (* a d)) (sqr (hypot c d)))
* * [misc]simplify:  iters left: 3 (10 enodes)
* * [misc]simplify:  iters left: 2 (16 enodes)
* * [misc]simplify:  iters left: 1 (38 enodes)
* [exit]simplify:  Simplified to (/ (- (* c b) (* d a)) (* (hypot c d) (hypot c d)))
* [misc]none:  prog is (λ (a b c d) (/ (- (* c b) (* d a)) (* (hypot c d) (hypot c d))))
* * * [misc]progress:  simplifying alt 14 of 108
* [enter]simplify:  Simplifying (/ (- (* b c) (* a d)) (sqr (hypot (/ 1 c) (/ 1 d))))
* * [misc]simplify:  iters left: 3 (13 enodes)
* * [misc]simplify:  iters left: 2 (21 enodes)
* * [misc]simplify:  iters left: 1 (43 enodes)
* [exit]simplify:  Simplified to (/ (/ (- (* c b) (* d a)) (hypot (/ 1 c) (/ 1 d))) (hypot (/ 1 c) (/ 1 d)))
* [misc]none:  prog is (λ (a b c d) (/ (/ (- (* c b) (* d a)) (hypot (/ 1 c) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))))
* * * [misc]progress:  simplifying alt 15 of 108
* [enter]simplify:  Simplifying (/ (- (* b c) (* a d)) (sqr (hypot (/ -1 c) (/ -1 d))))
* * [misc]simplify:  iters left: 3 (13 enodes)
* * [misc]simplify:  iters left: 2 (19 enodes)
* * [misc]simplify:  iters left: 1 (41 enodes)
* [exit]simplify:  Simplified to (/ (/ (- (* c b) (* d a)) (hypot (/ -1 c) (/ -1 d))) (hypot (/ -1 c) (/ -1 d)))
* [misc]none:  prog is (λ (a b c d) (/ (/ (- (* c b) (* d a)) (hypot (/ -1 c) (/ -1 d))) (hypot (/ -1 c) (/ -1 d))))
* * * [misc]progress:  simplifying alt 16 of 108
* [enter]simplify:  Simplifying (- (/ (* b c) (sqr (hypot c d))) (/ (* d a) (sqr (hypot c d))))
* * [misc]simplify:  iters left: 3 (11 enodes)
* * [misc]simplify:  iters left: 2 (18 enodes)
* * [misc]simplify:  iters left: 1 (32 enodes)
* [exit]simplify:  Simplified to (- (* (/ b (hypot c d)) (/ c (hypot c d))) (* (/ a (hypot c d)) (/ d (hypot c d))))
* [misc]none:  prog is (λ (a b c d) (- (* (/ b (hypot c d)) (/ c (hypot c d))) (* (/ a (hypot c d)) (/ d (hypot c d)))))
* * * [misc]progress:  simplifying alt 17 of 108
* [enter]simplify:  Simplifying (- (/ (* b c) (sqr (hypot (/ 1 c) (/ 1 d)))) (/ (* d a) (sqr (hypot (/ 1 c) (/ 1 d)))))
* * [misc]simplify:  iters left: 3 (14 enodes)
* * [misc]simplify:  iters left: 2 (23 enodes)
* * [misc]simplify:  iters left: 1 (37 enodes)
* [exit]simplify:  Simplified to (- (* (/ c (hypot (/ 1 c) (/ 1 d))) (/ b (hypot (/ 1 c) (/ 1 d)))) (/ (/ (* a d) (hypot (/ 1 c) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))))
* [misc]none:  prog is (λ (a b c d) (- (* (/ c (hypot (/ 1 c) (/ 1 d))) (/ b (hypot (/ 1 c) (/ 1 d)))) (/ (/ (* a d) (hypot (/ 1 c) (/ 1 d))) (hypot (/ 1 c) (/ 1 d)))))
* * * [misc]progress:  simplifying alt 18 of 108
* [enter]simplify:  Simplifying (- (/ (* b c) (sqr (hypot (/ -1 c) (/ -1 d)))) (/ (* d a) (sqr (hypot (/ -1 c) (/ -1 d)))))
* * [misc]simplify:  iters left: 3 (14 enodes)
* * [misc]simplify:  iters left: 2 (21 enodes)
* * [misc]simplify:  iters left: 1 (35 enodes)
* [exit]simplify:  Simplified to (- (* (/ b (hypot (/ -1 c) (/ -1 d))) (/ c (hypot (/ -1 c) (/ -1 d)))) (* (/ a (hypot (/ -1 c) (/ -1 d))) (/ d (hypot (/ -1 c) (/ -1 d)))))
* [misc]none:  prog is (λ (a b c d) (- (* (/ b (hypot (/ -1 c) (/ -1 d))) (/ c (hypot (/ -1 c) (/ -1 d)))) (* (/ a (hypot (/ -1 c) (/ -1 d))) (/ d (hypot (/ -1 c) (/ -1 d))))))
* * * [misc]progress:  simplifying alt 19 of 108
* [enter]simplify:  Simplifying (/ 0 (sqr (hypot c d)))
* * [misc]simplify:  iters left: 3 (6 enodes)
* * [misc]simplify:  iters left: 2 (7 enodes)
* [exit]simplify:  Simplified to 0
* [misc]none:  prog is (λ (a b c d) 0)
* * * [misc]progress:  simplifying alt 20 of 108
* [enter]simplify:  Simplifying (/ (- (* b c) (* d a)) (sqr (hypot c d)))
* * [misc]simplify:  iters left: 3 (10 enodes)
* * [misc]simplify:  iters left: 2 (16 enodes)
* * [misc]simplify:  iters left: 1 (38 enodes)
* [exit]simplify:  Simplified to (/ (- (* c b) (* a d)) (* (hypot c d) (hypot c d)))
* [misc]none:  prog is (λ (a b c d) (/ (- (* c b) (* a d)) (* (hypot c d) (hypot c d))))
* * * [misc]progress:  simplifying alt 21 of 108
* [enter]simplify:  Simplifying (/ (- (* b c) (* d a)) (sqr (hypot c d)))
* * [misc]simplify:  iters left: 3 (10 enodes)
* * [misc]simplify:  iters left: 2 (16 enodes)
* * [misc]simplify:  iters left: 1 (38 enodes)
* [exit]simplify:  Simplified to (/ (- (* c b) (* a d)) (* (hypot c d) (hypot c d)))
* [misc]none:  prog is (λ (a b c d) (/ (- (* c b) (* a d)) (* (hypot c d) (hypot c d))))
* * * [misc]progress:  simplifying alt 22 of 108
* [enter]simplify:  Simplifying (/ (- (* b c) (* a d)) (sqr (hypot c d)))
* * [misc]simplify:  iters left: 3 (10 enodes)
* * [misc]simplify:  iters left: 2 (16 enodes)
* * [misc]simplify:  iters left: 1 (38 enodes)
* [exit]simplify:  Simplified to (/ (- (* c b) (* d a)) (* (hypot c d) (hypot c d)))
* [misc]none:  prog is (λ (a b c d) (/ (- (* c b) (* d a)) (* (hypot c d) (hypot c d))))
* * * [misc]progress:  simplifying alt 23 of 108
* [enter]simplify:  Simplifying (/ (- (* b c) (* a d)) (sqr (hypot (/ 1 c) (/ 1 d))))
* * [misc]simplify:  iters left: 3 (13 enodes)
* * [misc]simplify:  iters left: 2 (21 enodes)
* * [misc]simplify:  iters left: 1 (43 enodes)
* [exit]simplify:  Simplified to (/ (/ (- (* c b) (* d a)) (hypot (/ 1 c) (/ 1 d))) (hypot (/ 1 c) (/ 1 d)))
* [misc]none:  prog is (λ (a b c d) (/ (/ (- (* c b) (* d a)) (hypot (/ 1 c) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))))
* * * [misc]progress:  simplifying alt 24 of 108
* [enter]simplify:  Simplifying (/ (- (* b c) (* a d)) (sqr (hypot (/ -1 c) (/ -1 d))))
* * [misc]simplify:  iters left: 3 (13 enodes)
* * [misc]simplify:  iters left: 2 (19 enodes)
* * [misc]simplify:  iters left: 1 (41 enodes)
* [exit]simplify:  Simplified to (/ (/ (- (* c b) (* d a)) (hypot (/ -1 c) (/ -1 d))) (hypot (/ -1 c) (/ -1 d)))
* [misc]none:  prog is (λ (a b c d) (/ (/ (- (* c b) (* d a)) (hypot (/ -1 c) (/ -1 d))) (hypot (/ -1 c) (/ -1 d))))
* * * [misc]progress:  simplifying alt 25 of 108
* [enter]simplify:  Simplifying (/ (/ (* b c) (hypot c d)) (hypot c d))
* * [misc]simplify:  iters left: 3 (7 enodes)
* * [misc]simplify:  iters left: 2 (10 enodes)
* * [misc]simplify:  iters left: 1 (16 enodes)
* [exit]simplify:  Simplified to (/ (/ (* c b) (hypot c d)) (hypot c d))
* [misc]none:  prog is (λ (a b c d) (/ (/ (* c b) (hypot c d)) (hypot c d)))
* * * [misc]progress:  simplifying alt 26 of 108
* [enter]simplify:  Simplifying (/ (- (+ (* +nan.0 (/ (* c (* (sqr d) (sqr a))) (* (pow (hypot (/ 1 c) (/ 1 d)) 3) (pow b 3)))) (- (+ (* +nan.0 (/ (* (sqr d) (sqr a)) (* (sqr (hypot (/ 1 c) (/ 1 d))) (sqr b)))) (- (* +nan.0 (/ (* (sqr c) (* (sqr d) (sqr a))) (* (pow (hypot (/ 1 c) (/ 1 d)) 4) (pow b 4))))))))) (hypot c d))
* [misc]none:  prog is (λ (a b c d) +nan.0)
* * * [misc]progress:  simplifying alt 27 of 108
* [enter]simplify:  Simplifying (/ (- (+ (* +nan.0 (/ (* c (* (sqr d) (sqr a))) (* (pow b 3) (pow (hypot (/ -1 c) (/ -1 d)) 3)))) (- (+ (* +nan.0 (/ (* (sqr d) (sqr a)) (* (sqr b) (sqr (hypot (/ -1 c) (/ -1 d)))))) (- (* +nan.0 (/ (* (sqr c) (* (sqr d) (sqr a))) (* (pow b 4) (pow (hypot (/ -1 c) (/ -1 d)) 4))))))))) (hypot c d))
* [misc]none:  prog is (λ (a b c d) +nan.0)
* * * [misc]progress:  simplifying alt 28 of 108
* [enter]simplify:  Simplifying (/ (sqr (sqrt (- (/ (* b c) (hypot c d)) (/ (* d a) (hypot c d))))) (hypot c d))
* * [misc]simplify:  iters left: 3 (13 enodes)
* * [misc]simplify:  iters left: 2 (20 enodes)
* * [misc]simplify:  iters left: 1 (30 enodes)
* [exit]simplify:  Simplified to (/ (- (/ (* c b) (hypot c d)) (/ (* a d) (hypot c d))) (hypot c d))
* [misc]none:  prog is (λ (a b c d) (/ (- (/ (* c b) (hypot c d)) (/ (* a d) (hypot c d))) (hypot c d)))
* * * [misc]progress:  simplifying alt 29 of 108
* [enter]simplify:  Simplifying (/ (sqr (sqrt (- (/ (* b c) (hypot (/ 1 c) (/ 1 d))) (/ (* d a) (hypot (/ 1 c) (/ 1 d)))))) (hypot c d))
* * [misc]simplify:  iters left: 3 (17 enodes)
* * [misc]simplify:  iters left: 2 (26 enodes)
* * [misc]simplify:  iters left: 1 (36 enodes)
* [exit]simplify:  Simplified to (/ (- (/ (* c b) (hypot (/ 1 c) (/ 1 d))) (/ (* d a) (hypot (/ 1 c) (/ 1 d)))) (hypot c d))
* [misc]none:  prog is (λ (a b c d) (/ (- (/ (* c b) (hypot (/ 1 c) (/ 1 d))) (/ (* d a) (hypot (/ 1 c) (/ 1 d)))) (hypot c d)))
* * * [misc]progress:  simplifying alt 30 of 108
* [enter]simplify:  Simplifying (/ (sqr (sqrt (- (/ (* b c) (hypot (/ -1 c) (/ -1 d))) (/ (* d a) (hypot (/ -1 c) (/ -1 d)))))) (hypot c d))
* * [misc]simplify:  iters left: 3 (17 enodes)
* * [misc]simplify:  iters left: 2 (24 enodes)
* * [misc]simplify:  iters left: 1 (34 enodes)
* [exit]simplify:  Simplified to (/ (- (/ (* c b) (hypot (/ -1 c) (/ -1 d))) (/ (* d a) (hypot (/ -1 c) (/ -1 d)))) (hypot c d))
* [misc]none:  prog is (λ (a b c d) (/ (- (/ (* c b) (hypot (/ -1 c) (/ -1 d))) (/ (* d a) (hypot (/ -1 c) (/ -1 d)))) (hypot c d)))
* * * [misc]progress:  simplifying alt 31 of 108
* [enter]simplify:  Simplifying (/ (* b c) (sqr (hypot c d)))
* * [misc]simplify:  iters left: 3 (7 enodes)
* * [misc]simplify:  iters left: 2 (11 enodes)
* * [misc]simplify:  iters left: 1 (18 enodes)
* [exit]simplify:  Simplified to (/ (/ (* c b) (hypot c d)) (hypot c d))
* [misc]none:  prog is (λ (a b c d) (/ (/ (* c b) (hypot c d)) (hypot c d)))
* * * [misc]progress:  simplifying alt 32 of 108
* [enter]simplify:  Simplifying 0
* * [misc]simplify:  iters left: 0 (1 enodes)
* [exit]simplify:  Simplified to 0
* [misc]none:  prog is (λ (a b c d) 0)
* * * [misc]progress:  simplifying alt 33 of 108
* [enter]simplify:  Simplifying 0
* * [misc]simplify:  iters left: 0 (1 enodes)
* [exit]simplify:  Simplified to 0
* [misc]none:  prog is (λ (a b c d) 0)
* * * [misc]progress:  simplifying alt 34 of 108
* [enter]simplify:  Simplifying (/ (sqr (sqrt (/ 0 (hypot c d)))) (hypot c d))
* * [misc]simplify:  iters left: 3 (8 enodes)
* * [misc]simplify:  iters left: 2 (9 enodes)
* [exit]simplify:  Simplified to 0
* [misc]none:  prog is (λ (a b c d) 0)
* * * [misc]progress:  simplifying alt 35 of 108
* [enter]simplify:  Simplifying (/ (sqr (sqrt (/ (- (* b c) (* d a)) (hypot c d)))) (hypot c d))
* * [misc]simplify:  iters left: 3 (12 enodes)
* * [misc]simplify:  iters left: 2 (18 enodes)
* * [misc]simplify:  iters left: 1 (34 enodes)
* [exit]simplify:  Simplified to (/ (- (* c b) (* a d)) (* (hypot c d) (hypot c d)))
* [misc]none:  prog is (λ (a b c d) (/ (- (* c b) (* a d)) (* (hypot c d) (hypot c d))))
* * * [misc]progress:  simplifying alt 36 of 108
* [enter]simplify:  Simplifying (/ (sqr (sqrt (/ (- (* b c) (* d a)) (hypot c d)))) (hypot c d))
* * [misc]simplify:  iters left: 3 (12 enodes)
* * [misc]simplify:  iters left: 2 (18 enodes)
* * [misc]simplify:  iters left: 1 (34 enodes)
* [exit]simplify:  Simplified to (/ (- (* c b) (* a d)) (* (hypot c d) (hypot c d)))
* [misc]none:  prog is (λ (a b c d) (/ (- (* c b) (* a d)) (* (hypot c d) (hypot c d))))
* * * [misc]progress:  simplifying alt 37 of 108
* [enter]simplify:  Simplifying (/ (* b c) (sqr (hypot c d)))
* * [misc]simplify:  iters left: 3 (7 enodes)
* * [misc]simplify:  iters left: 2 (11 enodes)
* * [misc]simplify:  iters left: 1 (18 enodes)
* [exit]simplify:  Simplified to (/ (/ (* c b) (hypot c d)) (hypot c d))
* [misc]none:  prog is (λ (a b c d) (/ (/ (* c b) (hypot c d)) (hypot c d)))
* * * [misc]progress:  simplifying alt 38 of 108
* [enter]simplify:  Simplifying 0
* * [misc]simplify:  iters left: 0 (1 enodes)
* [exit]simplify:  Simplified to 0
* [misc]none:  prog is (λ (a b c d) 0)
* * * [misc]progress:  simplifying alt 39 of 108
* [enter]simplify:  Simplifying 0
* * [misc]simplify:  iters left: 0 (1 enodes)
* [exit]simplify:  Simplified to 0
* [misc]none:  prog is (λ (a b c d) 0)
* * * [misc]progress:  simplifying alt 40 of 108
* [enter]simplify:  Simplifying (cube (cbrt (/ (- (* b c) (* d a)) (sqr (hypot c d)))))
* * [misc]simplify:  iters left: 3 (12 enodes)
* * [misc]simplify:  iters left: 2 (20 enodes)
* * [misc]simplify:  iters left: 1 (44 enodes)
* [exit]simplify:  Simplified to (/ (- (* c b) (* a d)) (* (hypot c d) (hypot c d)))
* [misc]none:  prog is (λ (a b c d) (/ (- (* c b) (* a d)) (* (hypot c d) (hypot c d))))
* * * [misc]progress:  simplifying alt 41 of 108
* [enter]simplify:  Simplifying (cube (cbrt (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (sqr (hypot (/ 1 c) (/ 1 d))))))
* * [misc]simplify:  iters left: 3 (17 enodes)
* * [misc]simplify:  iters left: 2 (30 enodes)
* * [misc]simplify:  iters left: 1 (38 enodes)
* [exit]simplify:  Simplified to (/ (- (/ 1 (* b c)) (/ (/ 1 d) a)) (* (hypot (/ 1 c) (/ 1 d)) (hypot (/ 1 c) (/ 1 d))))
* [misc]none:  prog is (λ (a b c d) (/ (- (/ 1 (* b c)) (/ (/ 1 d) a)) (* (hypot (/ 1 c) (/ 1 d)) (hypot (/ 1 c) (/ 1 d)))))
* * * [misc]progress:  simplifying alt 42 of 108
* [enter]simplify:  Simplifying (cube (cbrt (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (sqr (hypot (/ -1 c) (/ -1 d))))))
* * [misc]simplify:  iters left: 3 (18 enodes)
* * [misc]simplify:  iters left: 2 (32 enodes)
* * [misc]simplify:  iters left: 1 (40 enodes)
* [exit]simplify:  Simplified to (/ (- (/ 1 (* b c)) (/ (/ 1 d) a)) (sqr (hypot (/ -1 c) (/ -1 d))))
* [misc]none:  prog is (λ (a b c d) (/ (- (/ 1 (* b c)) (/ (/ 1 d) a)) (sqr (hypot (/ -1 c) (/ -1 d)))))
* * * [misc]progress:  simplifying alt 43 of 108
* [enter]simplify:  Simplifying (cube (cbrt (/ (- (/ (* b c) (hypot c d)) (/ (* d a) (hypot c d))) (hypot c d))))
* * [misc]simplify:  iters left: 3 (13 enodes)
* * [misc]simplify:  iters left: 2 (24 enodes)
* * [misc]simplify:  iters left: 1 (37 enodes)
* [exit]simplify:  Simplified to (/ (- (/ (* c b) (hypot c d)) (/ (* a d) (hypot c d))) (hypot c d))
* [misc]none:  prog is (λ (a b c d) (/ (- (/ (* c b) (hypot c d)) (/ (* a d) (hypot c d))) (hypot c d)))
* * * [misc]progress:  simplifying alt 44 of 108
* [enter]simplify:  Simplifying (cube (cbrt (/ (- (/ (* b c) (hypot (/ 1 c) (/ 1 d))) (/ (* d a) (hypot (/ 1 c) (/ 1 d)))) (hypot c d))))
* * [misc]simplify:  iters left: 3 (17 enodes)
* * [misc]simplify:  iters left: 2 (30 enodes)
* * [misc]simplify:  iters left: 1 (43 enodes)
* [exit]simplify:  Simplified to (- (/ (/ (* c b) (hypot c d)) (hypot (/ 1 c) (/ 1 d))) (/ (/ (* d a) (hypot c d)) (hypot (/ 1 c) (/ 1 d))))
* [misc]none:  prog is (λ (a b c d) (- (/ (/ (* c b) (hypot c d)) (hypot (/ 1 c) (/ 1 d))) (/ (/ (* d a) (hypot c d)) (hypot (/ 1 c) (/ 1 d)))))
* * * [misc]progress:  simplifying alt 45 of 108
* [enter]simplify:  Simplifying (cube (cbrt (/ (- (/ (* b c) (hypot (/ -1 c) (/ -1 d))) (/ (* d a) (hypot (/ -1 c) (/ -1 d)))) (hypot c d))))
* * [misc]simplify:  iters left: 3 (17 enodes)
* * [misc]simplify:  iters left: 2 (28 enodes)
* * [misc]simplify:  iters left: 1 (41 enodes)
* [exit]simplify:  Simplified to (- (/ (/ (* c b) (hypot c d)) (hypot (/ -1 c) (/ -1 d))) (/ (/ (* d a) (hypot c d)) (hypot (/ -1 c) (/ -1 d))))
* [misc]none:  prog is (λ (a b c d) (- (/ (/ (* c b) (hypot c d)) (hypot (/ -1 c) (/ -1 d))) (/ (/ (* d a) (hypot c d)) (hypot (/ -1 c) (/ -1 d)))))
* * * [misc]progress:  simplifying alt 46 of 108
* [enter]simplify:  Simplifying (cube (cbrt (- (/ (* b c) (sqr (hypot c d))) (/ (* d a) (sqr (hypot c d))))))
* * [misc]simplify:  iters left: 3 (13 enodes)
* * [misc]simplify:  iters left: 2 (22 enodes)
* * [misc]simplify:  iters left: 1 (38 enodes)
* [exit]simplify:  Simplified to (- (/ (* c b) (* (hypot c d) (hypot c d))) (/ (* d a) (* (hypot c d) (hypot c d))))
* [misc]none:  prog is (λ (a b c d) (- (/ (* c b) (* (hypot c d) (hypot c d))) (/ (* d a) (* (hypot c d) (hypot c d)))))
* * * [misc]progress:  simplifying alt 47 of 108
* [enter]simplify:  Simplifying (cube (cbrt (- (/ (* b c) (sqr (hypot (/ 1 c) (/ 1 d)))) (/ (* d a) (sqr (hypot (/ 1 c) (/ 1 d)))))))
* * [misc]simplify:  iters left: 3 (16 enodes)
* * [misc]simplify:  iters left: 2 (27 enodes)
* * [misc]simplify:  iters left: 1 (43 enodes)
* [exit]simplify:  Simplified to (- (* (/ b (hypot (/ 1 c) (/ 1 d))) (/ c (hypot (/ 1 c) (/ 1 d)))) (/ (/ (* a d) (hypot (/ 1 c) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))))
* [misc]none:  prog is (λ (a b c d) (- (* (/ b (hypot (/ 1 c) (/ 1 d))) (/ c (hypot (/ 1 c) (/ 1 d)))) (/ (/ (* a d) (hypot (/ 1 c) (/ 1 d))) (hypot (/ 1 c) (/ 1 d)))))
* * * [misc]progress:  simplifying alt 48 of 108
* [enter]simplify:  Simplifying (cube (cbrt (- (/ (* b c) (sqr (hypot (/ -1 c) (/ -1 d)))) (/ (* d a) (sqr (hypot (/ -1 c) (/ -1 d)))))))
* * [misc]simplify:  iters left: 3 (16 enodes)
* * [misc]simplify:  iters left: 2 (25 enodes)
* * [misc]simplify:  iters left: 1 (41 enodes)
* [exit]simplify:  Simplified to (- (/ (/ (* c b) (hypot (/ -1 c) (/ -1 d))) (hypot (/ -1 c) (/ -1 d))) (/ (/ (* a d) (hypot (/ -1 c) (/ -1 d))) (hypot (/ -1 c) (/ -1 d))))
* [misc]none:  prog is (λ (a b c d) (- (/ (/ (* c b) (hypot (/ -1 c) (/ -1 d))) (hypot (/ -1 c) (/ -1 d))) (/ (/ (* a d) (hypot (/ -1 c) (/ -1 d))) (hypot (/ -1 c) (/ -1 d)))))
* * * [misc]progress:  simplifying alt 49 of 108
* [enter]simplify:  Simplifying 0
* * [misc]simplify:  iters left: 0 (1 enodes)
* [exit]simplify:  Simplified to 0
* [misc]none:  prog is (λ (a b c d) 0)
* * * [misc]progress:  simplifying alt 50 of 108
* [enter]simplify:  Simplifying 0
* * [misc]simplify:  iters left: 0 (1 enodes)
* [exit]simplify:  Simplified to 0
* [misc]none:  prog is (λ (a b c d) 0)
* * * [misc]progress:  simplifying alt 51 of 108
* [enter]simplify:  Simplifying 0
* * [misc]simplify:  iters left: 0 (1 enodes)
* [exit]simplify:  Simplified to 0
* [misc]none:  prog is (λ (a b c d) 0)
* * * [misc]progress:  simplifying alt 52 of 108
* [enter]simplify:  Simplifying (* 0 (/ 1 (+ (sqr c) (sqr d))))
* * [misc]simplify:  iters left: 3 (9 enodes)
* * [misc]simplify:  iters left: 2 (13 enodes)
* * [misc]simplify:  iters left: 1 (15 enodes)
* [exit]simplify:  Simplified to 0
* [misc]none:  prog is (λ (a b c d) 0)
* * * [misc]progress:  simplifying alt 53 of 108
* [enter]simplify:  Simplifying (* (- (* b c) (* d a)) (/ 1 (+ (sqr c) (sqr d))))
* * [misc]simplify:  iters left: 3 (13 enodes)
* * [misc]simplify:  iters left: 2 (23 enodes)
* * [misc]simplify:  iters left: 1 (30 enodes)
* [exit]simplify:  Simplified to (/ (- (* c b) (* a d)) (fma d d (* c c)))
* [misc]none:  prog is (λ (a b c d) (/ (- (* c b) (* a d)) (fma d d (* c c))))
* * * [misc]progress:  simplifying alt 54 of 108
* [enter]simplify:  Simplifying (* (- (* b c) (* d a)) (/ 1 (+ (sqr c) (sqr d))))
* * [misc]simplify:  iters left: 3 (13 enodes)
* * [misc]simplify:  iters left: 2 (23 enodes)
* * [misc]simplify:  iters left: 1 (30 enodes)
* [exit]simplify:  Simplified to (/ (- (* c b) (* a d)) (fma d d (* c c)))
* [misc]none:  prog is (λ (a b c d) (/ (- (* c b) (* a d)) (fma d d (* c c))))
* * * [misc]progress:  simplifying alt 55 of 108
* [enter]simplify:  Simplifying (* (- (* b c) (* a d)) (/ 1 (+ (sqr d) (sqr c))))
* * [misc]simplify:  iters left: 3 (13 enodes)
* * [misc]simplify:  iters left: 2 (23 enodes)
* * [misc]simplify:  iters left: 1 (30 enodes)
* [exit]simplify:  Simplified to (/ (- (* c b) (* d a)) (fma d d (* c c)))
* [misc]none:  prog is (λ (a b c d) (/ (- (* c b) (* d a)) (fma d d (* c c))))
* * * [misc]progress:  simplifying alt 56 of 108
* [enter]simplify:  Simplifying (* (- (* b c) (* a d)) (/ 1 (+ (sqr d) (sqr c))))
* * [misc]simplify:  iters left: 3 (13 enodes)
* * [misc]simplify:  iters left: 2 (23 enodes)
* * [misc]simplify:  iters left: 1 (30 enodes)
* [exit]simplify:  Simplified to (/ (- (* c b) (* d a)) (fma d d (* c c)))
* [misc]none:  prog is (λ (a b c d) (/ (- (* c b) (* d a)) (fma d d (* c c))))
* * * [misc]progress:  simplifying alt 57 of 108
* [enter]simplify:  Simplifying (* (- (* b c) (* a d)) (/ 1 (+ (sqr d) (sqr c))))
* * [misc]simplify:  iters left: 3 (13 enodes)
* * [misc]simplify:  iters left: 2 (23 enodes)
* * [misc]simplify:  iters left: 1 (30 enodes)
* [exit]simplify:  Simplified to (/ (- (* c b) (* d a)) (fma d d (* c c)))
* [misc]none:  prog is (λ (a b c d) (/ (- (* c b) (* d a)) (fma d d (* c c))))
* * * [misc]progress:  simplifying alt 58 of 108
* [enter]simplify:  Simplifying (* (- (* b c) (* a d)) 0)
* * [misc]simplify:  iters left: 3 (9 enodes)
* * [misc]simplify:  iters left: 2 (12 enodes)
* [exit]simplify:  Simplified to 0
* [misc]none:  prog is (λ (a b c d) 0)
* * * [misc]progress:  simplifying alt 59 of 108
* [enter]simplify:  Simplifying (* (- (* b c) (* a d)) 0)
* * [misc]simplify:  iters left: 3 (9 enodes)
* * [misc]simplify:  iters left: 2 (12 enodes)
* [exit]simplify:  Simplified to 0
* [misc]none:  prog is (λ (a b c d) 0)
* * * [misc]progress:  simplifying alt 60 of 108
* [enter]simplify:  Simplifying (* (- (* b c) (* a d)) 0)
* * [misc]simplify:  iters left: 3 (9 enodes)
* * [misc]simplify:  iters left: 2 (12 enodes)
* [exit]simplify:  Simplified to 0
* [misc]none:  prog is (λ (a b c d) 0)
* * * [misc]progress:  simplifying alt 61 of 108
* [enter]simplify:  Simplifying (/ (- (/ (* b c) (hypot c d)) (/ (* d a) (hypot c d))) (hypot c d))
* * [misc]simplify:  iters left: 3 (11 enodes)
* * [misc]simplify:  iters left: 2 (20 enodes)
* * [misc]simplify:  iters left: 1 (31 enodes)
* [exit]simplify:  Simplified to (/ (- (/ (* c b) (hypot c d)) (/ (* a d) (hypot c d))) (hypot c d))
* [misc]none:  prog is (λ (a b c d) (/ (- (/ (* c b) (hypot c d)) (/ (* a d) (hypot c d))) (hypot c d)))
* * * [misc]progress:  simplifying alt 62 of 108
* [enter]simplify:  Simplifying (/ (- (/ (* b c) (hypot (/ 1 c) (/ 1 d))) (/ (* d a) (hypot (/ 1 c) (/ 1 d)))) (hypot c d))
* * [misc]simplify:  iters left: 3 (15 enodes)
* * [misc]simplify:  iters left: 2 (26 enodes)
* * [misc]simplify:  iters left: 1 (37 enodes)
* [exit]simplify:  Simplified to (- (/ (/ (* c b) (hypot c d)) (hypot (/ 1 c) (/ 1 d))) (/ (/ (* d a) (hypot c d)) (hypot (/ 1 c) (/ 1 d))))
* [misc]none:  prog is (λ (a b c d) (- (/ (/ (* c b) (hypot c d)) (hypot (/ 1 c) (/ 1 d))) (/ (/ (* d a) (hypot c d)) (hypot (/ 1 c) (/ 1 d)))))
* * * [misc]progress:  simplifying alt 63 of 108
* [enter]simplify:  Simplifying (/ (- (/ (* b c) (hypot (/ -1 c) (/ -1 d))) (/ (* d a) (hypot (/ -1 c) (/ -1 d)))) (hypot c d))
* * [misc]simplify:  iters left: 3 (15 enodes)
* * [misc]simplify:  iters left: 2 (24 enodes)
* * [misc]simplify:  iters left: 1 (35 enodes)
* [exit]simplify:  Simplified to (- (/ (/ (* c b) (hypot c d)) (hypot (/ -1 c) (/ -1 d))) (/ (/ (* d a) (hypot c d)) (hypot (/ -1 c) (/ -1 d))))
* [misc]none:  prog is (λ (a b c d) (- (/ (/ (* c b) (hypot c d)) (hypot (/ -1 c) (/ -1 d))) (/ (/ (* d a) (hypot c d)) (hypot (/ -1 c) (/ -1 d)))))
* * * [misc]progress:  simplifying alt 64 of 108
* [enter]simplify:  Simplifying (- (/ (* b c) (sqr (hypot c d))) (/ (* d a) (sqr (hypot c d))))
* * [misc]simplify:  iters left: 3 (11 enodes)
* * [misc]simplify:  iters left: 2 (18 enodes)
* * [misc]simplify:  iters left: 1 (32 enodes)
* [exit]simplify:  Simplified to (- (* (/ b (hypot c d)) (/ c (hypot c d))) (* (/ a (hypot c d)) (/ d (hypot c d))))
* [misc]none:  prog is (λ (a b c d) (- (* (/ b (hypot c d)) (/ c (hypot c d))) (* (/ a (hypot c d)) (/ d (hypot c d)))))
* * * [misc]progress:  simplifying alt 65 of 108
* [enter]simplify:  Simplifying (- (/ (* b c) (sqr (hypot (/ 1 c) (/ 1 d)))) (/ (* d a) (sqr (hypot (/ 1 c) (/ 1 d)))))
* * [misc]simplify:  iters left: 3 (14 enodes)
* * [misc]simplify:  iters left: 2 (23 enodes)
* * [misc]simplify:  iters left: 1 (37 enodes)
* [exit]simplify:  Simplified to (- (* (/ c (hypot (/ 1 c) (/ 1 d))) (/ b (hypot (/ 1 c) (/ 1 d)))) (/ (/ (* a d) (hypot (/ 1 c) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))))
* [misc]none:  prog is (λ (a b c d) (- (* (/ c (hypot (/ 1 c) (/ 1 d))) (/ b (hypot (/ 1 c) (/ 1 d)))) (/ (/ (* a d) (hypot (/ 1 c) (/ 1 d))) (hypot (/ 1 c) (/ 1 d)))))
* * * [misc]progress:  simplifying alt 66 of 108
* [enter]simplify:  Simplifying (- (/ (* b c) (sqr (hypot (/ -1 c) (/ -1 d)))) (/ (* d a) (sqr (hypot (/ -1 c) (/ -1 d)))))
* * [misc]simplify:  iters left: 3 (14 enodes)
* * [misc]simplify:  iters left: 2 (21 enodes)
* * [misc]simplify:  iters left: 1 (35 enodes)
* [exit]simplify:  Simplified to (- (* (/ b (hypot (/ -1 c) (/ -1 d))) (/ c (hypot (/ -1 c) (/ -1 d)))) (* (/ a (hypot (/ -1 c) (/ -1 d))) (/ d (hypot (/ -1 c) (/ -1 d)))))
* [misc]none:  prog is (λ (a b c d) (- (* (/ b (hypot (/ -1 c) (/ -1 d))) (/ c (hypot (/ -1 c) (/ -1 d)))) (* (/ a (hypot (/ -1 c) (/ -1 d))) (/ d (hypot (/ -1 c) (/ -1 d))))))
* * * [misc]progress:  simplifying alt 67 of 108
* [enter]simplify:  Simplifying (/ (/ 0 (hypot c d)) (hypot c d))
* * [misc]simplify:  iters left: 3 (6 enodes)
* [exit]simplify:  Simplified to 0
* [misc]none:  prog is (λ (a b c d) 0)
* * * [misc]progress:  simplifying alt 68 of 108
* [enter]simplify:  Simplifying (/ (/ (- (* b c) (* d a)) (hypot c d)) (hypot c d))
* * [misc]simplify:  iters left: 3 (10 enodes)
* * [misc]simplify:  iters left: 2 (17 enodes)
* * [misc]simplify:  iters left: 1 (32 enodes)
* [exit]simplify:  Simplified to (/ (- (* c b) (* a d)) (* (hypot c d) (hypot c d)))
* [misc]none:  prog is (λ (a b c d) (/ (- (* c b) (* a d)) (* (hypot c d) (hypot c d))))
* * * [misc]progress:  simplifying alt 69 of 108
* [enter]simplify:  Simplifying (/ (/ (- (* b c) (* d a)) (hypot c d)) (hypot c d))
* * [misc]simplify:  iters left: 3 (10 enodes)
* * [misc]simplify:  iters left: 2 (17 enodes)
* * [misc]simplify:  iters left: 1 (32 enodes)
* [exit]simplify:  Simplified to (/ (- (* c b) (* a d)) (* (hypot c d) (hypot c d)))
* [misc]none:  prog is (λ (a b c d) (/ (- (* c b) (* a d)) (* (hypot c d) (hypot c d))))
* * * [misc]progress:  simplifying alt 70 of 108
* [enter]simplify:  Simplifying (/ (/ (- (* b c) (* a d)) (hypot c d)) (hypot c d))
* * [misc]simplify:  iters left: 3 (10 enodes)
* * [misc]simplify:  iters left: 2 (17 enodes)
* * [misc]simplify:  iters left: 1 (32 enodes)
* [exit]simplify:  Simplified to (/ (- (* c b) (* d a)) (* (hypot c d) (hypot c d)))
* [misc]none:  prog is (λ (a b c d) (/ (- (* c b) (* d a)) (* (hypot c d) (hypot c d))))
* * * [misc]progress:  simplifying alt 71 of 108
* [enter]simplify:  Simplifying (/ (/ (- (* b c) (* a d)) (hypot c d)) (hypot (/ 1 c) (/ 1 d)))
* * [misc]simplify:  iters left: 3 (14 enodes)
* * [misc]simplify:  iters left: 2 (23 enodes)
* * [misc]simplify:  iters left: 1 (40 enodes)
* [exit]simplify:  Simplified to (/ (- (* c b) (* d a)) (* (hypot (/ 1 c) (/ 1 d)) (hypot c d)))
* [misc]none:  prog is (λ (a b c d) (/ (- (* c b) (* d a)) (* (hypot (/ 1 c) (/ 1 d)) (hypot c d))))
* * * [misc]progress:  simplifying alt 72 of 108
* [enter]simplify:  Simplifying (/ (/ (- (* b c) (* a d)) (hypot c d)) (hypot (/ -1 c) (/ -1 d)))
* * [misc]simplify:  iters left: 3 (14 enodes)
* * [misc]simplify:  iters left: 2 (21 enodes)
* * [misc]simplify:  iters left: 1 (38 enodes)
* [exit]simplify:  Simplified to (/ (- (* c b) (* d a)) (* (hypot (/ -1 c) (/ -1 d)) (hypot c d)))
* [misc]none:  prog is (λ (a b c d) (/ (- (* c b) (* d a)) (* (hypot (/ -1 c) (/ -1 d)) (hypot c d))))
* * * [misc]progress:  simplifying alt 73 of 108
* [enter]simplify:  Simplifying (/ (* b c) (sqr (hypot c d)))
* * [misc]simplify:  iters left: 3 (7 enodes)
* * [misc]simplify:  iters left: 2 (11 enodes)
* * [misc]simplify:  iters left: 1 (18 enodes)
* [exit]simplify:  Simplified to (/ (/ (* c b) (hypot c d)) (hypot c d))
* [misc]none:  prog is (λ (a b c d) (/ (/ (* c b) (hypot c d)) (hypot c d)))
* * * [misc]progress:  simplifying alt 74 of 108
* [enter]simplify:  Simplifying 0
* * [misc]simplify:  iters left: 0 (1 enodes)
* [exit]simplify:  Simplified to 0
* [misc]none:  prog is (λ (a b c d) 0)
* * * [misc]progress:  simplifying alt 75 of 108
* [enter]simplify:  Simplifying 0
* * [misc]simplify:  iters left: 0 (1 enodes)
* [exit]simplify:  Simplified to 0
* [misc]none:  prog is (λ (a b c d) 0)
* * * [misc]progress:  simplifying alt 76 of 108
* [enter]simplify:  Simplifying (sqr (- (+ (* +nan.0 (/ (* d a) (hypot c d))) (- (* +nan.0 (/ (* b c) (hypot c d)))))))
* [misc]none:  prog is (λ (a b c d) +nan.0)
* * * [misc]progress:  simplifying alt 77 of 108
* [enter]simplify:  Simplifying (sqr 0)
* * [misc]simplify:  iters left: 1 (2 enodes)
* [exit]simplify:  Simplified to (sqr 0)
* [misc]none:  prog is (λ (a b c d) (sqr 0))
* * * [misc]progress:  simplifying alt 78 of 108
* [enter]simplify:  Simplifying (sqr 0)
* * [misc]simplify:  iters left: 1 (2 enodes)
* [exit]simplify:  Simplified to (sqr 0)
* [misc]none:  prog is (λ (a b c d) (sqr 0))
* * * [misc]progress:  simplifying alt 79 of 108
* [enter]simplify:  Simplifying (sqr (/ (sqrt 0) (hypot c d)))
* * [misc]simplify:  iters left: 3 (7 enodes)
* * [misc]simplify:  iters left: 2 (11 enodes)
* * [misc]simplify:  iters left: 1 (17 enodes)
* [exit]simplify:  Simplified to 0
* [misc]none:  prog is (λ (a b c d) 0)
* * * [misc]progress:  simplifying alt 80 of 108
* [enter]simplify:  Simplifying (sqr (/ (sqrt (- (* b c) (* d a))) (hypot c d)))
* * [misc]simplify:  iters left: 3 (11 enodes)
* * [misc]simplify:  iters left: 2 (17 enodes)
* * [misc]simplify:  iters left: 1 (23 enodes)
* [exit]simplify:  Simplified to (/ (- (* c b) (* a d)) (* (hypot c d) (hypot c d)))
* [misc]none:  prog is (λ (a b c d) (/ (- (* c b) (* a d)) (* (hypot c d) (hypot c d))))
* * * [misc]progress:  simplifying alt 81 of 108
* [enter]simplify:  Simplifying (sqr (/ (sqrt (- (* b c) (* d a))) (hypot c d)))
* * [misc]simplify:  iters left: 3 (11 enodes)
* * [misc]simplify:  iters left: 2 (17 enodes)
* * [misc]simplify:  iters left: 1 (23 enodes)
* [exit]simplify:  Simplified to (/ (- (* c b) (* a d)) (* (hypot c d) (hypot c d)))
* [misc]none:  prog is (λ (a b c d) (/ (- (* c b) (* a d)) (* (hypot c d) (hypot c d))))
* * * [misc]progress:  simplifying alt 82 of 108
* [enter]simplify:  Simplifying (sqr (/ (- (+ (* +nan.0 (* d a)) (- (* +nan.0 (* b c))))) (hypot c d)))
* [misc]none:  prog is (λ (a b c d) +nan.0)
* * * [misc]progress:  simplifying alt 83 of 108
* [enter]simplify:  Simplifying (sqr (/ (- (+ (* +nan.0 b) (- (+ (* +nan.0 (/ (* b (* d a)) (sqr c))) (- (* +nan.0 (/ (* d a) c))))))) (hypot c d)))
* [misc]none:  prog is (λ (a b c d) +nan.0)
* * * [misc]progress:  simplifying alt 84 of 108
* [enter]simplify:  Simplifying (sqr (/ (- (+ (* +nan.0 b) (- (+ (* +nan.0 (/ (* b (* d a)) (sqr c))) (- (* +nan.0 (/ (* d a) c))))))) (hypot c d)))
* [misc]none:  prog is (λ (a b c d) +nan.0)
* * * [misc]progress:  simplifying alt 85 of 108
* [enter]simplify:  Simplifying (/ (- (/ (* b c) (hypot c d)) (/ (* d a) (hypot c d))) (hypot c d))
* * [misc]simplify:  iters left: 3 (11 enodes)
* * [misc]simplify:  iters left: 2 (20 enodes)
* * [misc]simplify:  iters left: 1 (31 enodes)
* [exit]simplify:  Simplified to (/ (- (/ (* c b) (hypot c d)) (/ (* a d) (hypot c d))) (hypot c d))
* [misc]none:  prog is (λ (a b c d) (/ (- (/ (* c b) (hypot c d)) (/ (* a d) (hypot c d))) (hypot c d)))
* * * [misc]progress:  simplifying alt 86 of 108
* [enter]simplify:  Simplifying (/ (- (/ (* b c) (hypot (/ 1 c) (/ 1 d))) (/ (* d a) (hypot (/ 1 c) (/ 1 d)))) (hypot c d))
* * [misc]simplify:  iters left: 3 (15 enodes)
* * [misc]simplify:  iters left: 2 (26 enodes)
* * [misc]simplify:  iters left: 1 (37 enodes)
* [exit]simplify:  Simplified to (- (/ (/ (* c b) (hypot c d)) (hypot (/ 1 c) (/ 1 d))) (/ (/ (* d a) (hypot c d)) (hypot (/ 1 c) (/ 1 d))))
* [misc]none:  prog is (λ (a b c d) (- (/ (/ (* c b) (hypot c d)) (hypot (/ 1 c) (/ 1 d))) (/ (/ (* d a) (hypot c d)) (hypot (/ 1 c) (/ 1 d)))))
* * * [misc]progress:  simplifying alt 87 of 108
* [enter]simplify:  Simplifying (/ (- (/ (* b c) (hypot (/ -1 c) (/ -1 d))) (/ (* d a) (hypot (/ -1 c) (/ -1 d)))) (hypot c d))
* * [misc]simplify:  iters left: 3 (15 enodes)
* * [misc]simplify:  iters left: 2 (24 enodes)
* * [misc]simplify:  iters left: 1 (35 enodes)
* [exit]simplify:  Simplified to (- (/ (/ (* c b) (hypot c d)) (hypot (/ -1 c) (/ -1 d))) (/ (/ (* d a) (hypot c d)) (hypot (/ -1 c) (/ -1 d))))
* [misc]none:  prog is (λ (a b c d) (- (/ (/ (* c b) (hypot c d)) (hypot (/ -1 c) (/ -1 d))) (/ (/ (* d a) (hypot c d)) (hypot (/ -1 c) (/ -1 d)))))
* * * [misc]progress:  simplifying alt 88 of 108
* [enter]simplify:  Simplifying (- (/ (* b c) (sqr (hypot c d))) (/ (* d a) (sqr (hypot c d))))
* * [misc]simplify:  iters left: 3 (11 enodes)
* * [misc]simplify:  iters left: 2 (18 enodes)
* * [misc]simplify:  iters left: 1 (32 enodes)
* [exit]simplify:  Simplified to (- (* (/ b (hypot c d)) (/ c (hypot c d))) (* (/ a (hypot c d)) (/ d (hypot c d))))
* [misc]none:  prog is (λ (a b c d) (- (* (/ b (hypot c d)) (/ c (hypot c d))) (* (/ a (hypot c d)) (/ d (hypot c d)))))
* * * [misc]progress:  simplifying alt 89 of 108
* [enter]simplify:  Simplifying (- (/ (* b c) (sqr (hypot (/ 1 c) (/ 1 d)))) (/ (* d a) (sqr (hypot (/ 1 c) (/ 1 d)))))
* * [misc]simplify:  iters left: 3 (14 enodes)
* * [misc]simplify:  iters left: 2 (23 enodes)
* * [misc]simplify:  iters left: 1 (37 enodes)
* [exit]simplify:  Simplified to (- (* (/ c (hypot (/ 1 c) (/ 1 d))) (/ b (hypot (/ 1 c) (/ 1 d)))) (/ (/ (* a d) (hypot (/ 1 c) (/ 1 d))) (hypot (/ 1 c) (/ 1 d))))
* [misc]none:  prog is (λ (a b c d) (- (* (/ c (hypot (/ 1 c) (/ 1 d))) (/ b (hypot (/ 1 c) (/ 1 d)))) (/ (/ (* a d) (hypot (/ 1 c) (/ 1 d))) (hypot (/ 1 c) (/ 1 d)))))
* * * [misc]progress:  simplifying alt 90 of 108
* [enter]simplify:  Simplifying (- (/ (* b c) (sqr (hypot (/ -1 c) (/ -1 d)))) (/ (* d a) (sqr (hypot (/ -1 c) (/ -1 d)))))
* * [misc]simplify:  iters left: 3 (14 enodes)
* * [misc]simplify:  iters left: 2 (21 enodes)
* * [misc]simplify:  iters left: 1 (35 enodes)
* [exit]simplify:  Simplified to (- (* (/ b (hypot (/ -1 c) (/ -1 d))) (/ c (hypot (/ -1 c) (/ -1 d)))) (* (/ a (hypot (/ -1 c) (/ -1 d))) (/ d (hypot (/ -1 c) (/ -1 d)))))
* [misc]none:  prog is (λ (a b c d) (- (* (/ b (hypot (/ -1 c) (/ -1 d))) (/ c (hypot (/ -1 c) (/ -1 d)))) (* (/ a (hypot (/ -1 c) (/ -1 d))) (/ d (hypot (/ -1 c) (/ -1 d))))))
* * * [misc]progress:  simplifying alt 91 of 108
* [enter]simplify:  Simplifying (/ (* 0 (/ 1 (hypot c d))) (hypot c d))
* * [misc]simplify:  iters left: 3 (8 enodes)
* * [misc]simplify:  iters left: 2 (9 enodes)
* [exit]simplify:  Simplified to 0
* [misc]none:  prog is (λ (a b c d) 0)
* * * [misc]progress:  simplifying alt 92 of 108
* [enter]simplify:  Simplifying (/ (* (- (* b c) (* d a)) (/ 1 (hypot c d))) (hypot c d))
* * [misc]simplify:  iters left: 3 (12 enodes)
* * [misc]simplify:  iters left: 2 (21 enodes)
* * [misc]simplify:  iters left: 1 (33 enodes)
* [exit]simplify:  Simplified to (/ (/ (- (* c b) (* a d)) (hypot c d)) (hypot c d))
* [misc]none:  prog is (λ (a b c d) (/ (/ (- (* c b) (* a d)) (hypot c d)) (hypot c d)))
* * * [misc]progress:  simplifying alt 93 of 108
* [enter]simplify:  Simplifying (/ (* (- (* b c) (* d a)) (/ 1 (hypot c d))) (hypot c d))
* * [misc]simplify:  iters left: 3 (12 enodes)
* * [misc]simplify:  iters left: 2 (21 enodes)
* * [misc]simplify:  iters left: 1 (33 enodes)
* [exit]simplify:  Simplified to (/ (/ (- (* c b) (* a d)) (hypot c d)) (hypot c d))
* [misc]none:  prog is (λ (a b c d) (/ (/ (- (* c b) (* a d)) (hypot c d)) (hypot c d)))
* * * [misc]progress:  simplifying alt 94 of 108
* [enter]simplify:  Simplifying (/ (* (- (* b c) (* a d)) (/ 1 (hypot c d))) (hypot c d))
* * [misc]simplify:  iters left: 3 (12 enodes)
* * [misc]simplify:  iters left: 2 (21 enodes)
* * [misc]simplify:  iters left: 1 (33 enodes)
* [exit]simplify:  Simplified to (/ (/ (- (* c b) (* d a)) (hypot c d)) (hypot c d))
* [misc]none:  prog is (λ (a b c d) (/ (/ (- (* c b) (* d a)) (hypot c d)) (hypot c d)))
* * * [misc]progress:  simplifying alt 95 of 108
* [enter]simplify:  Simplifying (/ (* (- (* b c) (* a d)) (/ 1 (hypot (/ 1 c) (/ 1 d)))) (hypot c d))
* * [misc]simplify:  iters left: 3 (15 enodes)
* * [misc]simplify:  iters left: 2 (24 enodes)
* * [misc]simplify:  iters left: 1 (36 enodes)
* [exit]simplify:  Simplified to (/ (/ (- (* c b) (* d a)) (hypot (/ 1 c) (/ 1 d))) (hypot c d))
* [misc]none:  prog is (λ (a b c d) (/ (/ (- (* c b) (* d a)) (hypot (/ 1 c) (/ 1 d))) (hypot c d)))
* * * [misc]progress:  simplifying alt 96 of 108
* [enter]simplify:  Simplifying (/ (* (- (* b c) (* a d)) (/ 1 (hypot (/ -1 c) (/ -1 d)))) (hypot c d))
* * [misc]simplify:  iters left: 3 (16 enodes)
* * [misc]simplify:  iters left: 2 (25 enodes)
* * [misc]simplify:  iters left: 1 (37 enodes)
* [exit]simplify:  Simplified to (/ (/ (- (* c b) (* d a)) (hypot (/ -1 c) (/ -1 d))) (hypot c d))
* [misc]none:  prog is (λ (a b c d) (/ (/ (- (* c b) (* d a)) (hypot (/ -1 c) (/ -1 d))) (hypot c d)))
* * * [misc]progress:  simplifying alt 97 of 108
* [enter]simplify:  Simplifying (/ (/ (* b c) (hypot c d)) (hypot c d))
* * [misc]simplify:  iters left: 3 (7 enodes)
* * [misc]simplify:  iters left: 2 (10 enodes)
* * [misc]simplify:  iters left: 1 (16 enodes)
* [exit]simplify:  Simplified to (/ (/ (* c b) (hypot c d)) (hypot c d))
* [misc]none:  prog is (λ (a b c d) (/ (/ (* c b) (hypot c d)) (hypot c d)))
* * * [misc]progress:  simplifying alt 98 of 108
* [enter]simplify:  Simplifying (/ 0 (hypot c d))
* * [misc]simplify:  iters left: 3 (5 enodes)
* [exit]simplify:  Simplified to 0
* [misc]none:  prog is (λ (a b c d) 0)
* * * [misc]progress:  simplifying alt 99 of 108
* [enter]simplify:  Simplifying (/ 0 (hypot c d))
* * [misc]simplify:  iters left: 3 (5 enodes)
* [exit]simplify:  Simplified to 0
* [misc]none:  prog is (λ (a b c d) 0)
* * * [misc]progress:  simplifying alt 100 of 108
* [enter]simplify:  Simplifying (/ (cube (cbrt (/ (- (* b c) (* d a)) (hypot c d)))) (hypot c d))
* * [misc]simplify:  iters left: 3 (12 enodes)
* * [misc]simplify:  iters left: 2 (19 enodes)
* * [misc]simplify:  iters left: 1 (34 enodes)
* [exit]simplify:  Simplified to (/ (- (* c b) (* a d)) (* (hypot c d) (hypot c d)))
* [misc]none:  prog is (λ (a b c d) (/ (- (* c b) (* a d)) (* (hypot c d) (hypot c d))))
* * * [misc]progress:  simplifying alt 101 of 108
* [enter]simplify:  Simplifying (/ (cube (cbrt (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (hypot (/ 1 c) (/ 1 d))))) (hypot c d))
* * [misc]simplify:  iters left: 3 (18 enodes)
* * [misc]simplify:  iters left: 2 (30 enodes)
* * [misc]simplify:  iters left: 1 (45 enodes)
* [exit]simplify:  Simplified to (/ (- (/ 1 (* b c)) (/ (/ 1 d) a)) (* (hypot c d) (hypot (/ 1 c) (/ 1 d))))
* [misc]none:  prog is (λ (a b c d) (/ (- (/ 1 (* b c)) (/ (/ 1 d) a)) (* (hypot c d) (hypot (/ 1 c) (/ 1 d)))))
* * * [misc]progress:  simplifying alt 102 of 108
* [enter]simplify:  Simplifying (/ (cube (cbrt (/ (- (/ 1 (* b c)) (/ 1 (* d a))) (hypot (/ -1 c) (/ -1 d))))) (hypot c d))
* * [misc]simplify:  iters left: 3 (19 enodes)
* * [misc]simplify:  iters left: 2 (32 enodes)
* * [misc]simplify:  iters left: 1 (47 enodes)
* [exit]simplify:  Simplified to (/ (- (/ 1 (* b c)) (/ (/ 1 d) a)) (* (hypot (/ -1 c) (/ -1 d)) (hypot c d)))
* [misc]none:  prog is (λ (a b c d) (/ (- (/ 1 (* b c)) (/ (/ 1 d) a)) (* (hypot (/ -1 c) (/ -1 d)) (hypot c d))))
* * * [misc]progress:  simplifying alt 103 of 108
* [enter]simplify:  Simplifying (/ (cube (cbrt (- (/ (* b c) (hypot c d)) (/ (* d a) (hypot c d))))) (hypot c d))
* * [misc]simplify:  iters left: 3 (13 enodes)
* * [misc]simplify:  iters left: 2 (21 enodes)
* * [misc]simplify:  iters left: 1 (30 enodes)
* [exit]simplify:  Simplified to (/ (- (/ (* c b) (hypot c d)) (/ (* a d) (hypot c d))) (hypot c d))
* [misc]none:  prog is (λ (a b c d) (/ (- (/ (* c b) (hypot c d)) (/ (* a d) (hypot c d))) (hypot c d)))
* * * [misc]progress:  simplifying alt 104 of 108
* [enter]simplify:  Simplifying (/ (cube (cbrt (- (/ (* b c) (hypot (/ 1 c) (/ 1 d))) (/ (* d a) (hypot (/ 1 c) (/ 1 d)))))) (hypot c d))
* * [misc]simplify:  iters left: 3 (17 enodes)
* * [misc]simplify:  iters left: 2 (27 enodes)
* * [misc]simplify:  iters left: 1 (36 enodes)
* [exit]simplify:  Simplified to (/ (- (/ (* c b) (hypot (/ 1 c) (/ 1 d))) (/ (* d a) (hypot (/ 1 c) (/ 1 d)))) (hypot c d))
* [misc]none:  prog is (λ (a b c d) (/ (- (/ (* c b) (hypot (/ 1 c) (/ 1 d))) (/ (* d a) (hypot (/ 1 c) (/ 1 d)))) (hypot c d)))
* * * [misc]progress:  simplifying alt 105 of 108
* [enter]simplify:  Simplifying (/ (cube (cbrt (- (/ (* b c) (hypot (/ -1 c) (/ -1 d))) (/ (* d a) (hypot (/ -1 c) (/ -1 d)))))) (hypot c d))
* * [misc]simplify:  iters left: 3 (17 enodes)
* * [misc]simplify:  iters left: 2 (25 enodes)
* * [misc]simplify:  iters left: 1 (34 enodes)
* [exit]simplify:  Simplified to (/ (- (/ (* c b) (hypot (/ -1 c) (/ -1 d))) (/ (* d a) (hypot (/ -1 c) (/ -1 d)))) (hypot c d))
* [misc]none:  prog is (λ (a b c d) (/ (- (/ (* c b) (hypot (/ -1 c) (/ -1 d))) (/ (* d a) (hypot (/ -1 c) (/ -1 d)))) (hypot c d)))
* * * [misc]progress:  simplifying alt 106 of 108
* [enter]simplify:  Simplifying (/ (* b c) (sqr (hypot c d)))
* * [misc]simplify:  iters left: 3 (7 enodes)
* * [misc]simplify:  iters left: 2 (11 enodes)
* * [misc]simplify:  iters left: 1 (18 enodes)
* [exit]simplify:  Simplified to (/ (/ (* c b) (hypot c d)) (hypot c d))
* [misc]none:  prog is (λ (a b c d) (/ (/ (* c b) (hypot c d)) (hypot c d)))
* * * [misc]progress:  simplifying alt 107 of 108
* [enter]simplify:  Simplifying 0
* * [misc]simplify:  iters left: 0 (1 enodes)
* [exit]simplify:  Simplified to 0
* [misc]none:  prog is (λ (a b c d) 0)
* * * [misc]progress:  simplifying alt 108 of 108
* [enter]simplify:  Simplifying 0
* * [misc]simplify:  iters left: 0 (1 enodes)
* [exit]simplify:  Simplified to 0
* [misc]none:  prog is (λ (a b c d) 0)
* [misc]progress:  [Phase 3 of 3] Extracting.
* [enter]simplify:  Simplifying (sqrt (/ (- (* b c) (* a d)) (+ (sqr c) (sqr d))))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (20 enodes)
* * [misc]simplify:  iters left: 4 (30 enodes)
* * [misc]simplify:  iters left: 3 (38 enodes)
* * [misc]simplify:  iters left: 2 (42 enodes)
* [exit]simplify:  Simplified to (sqrt (/ (- (* c b) (* d a)) (fma d d (* c c))))
* [exit]simplify:  Simplified to (sqrt (/ (- (* c b) (* d a)) (fma d d (* c c))))
* [enter]simplify:  Simplifying (- (* (/ b (hypot c d)) (/ c (hypot c d))) (* (/ a (hypot c d)) (/ d (hypot c d))))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (22 enodes)
* * [misc]simplify:  iters left: 4 (34 enodes)
* * [misc]simplify:  iters left: 3 (49 enodes)
* * [misc]simplify:  iters left: 2 (64 enodes)
* * [misc]simplify:  iters left: 1 (87 enodes)
* [exit]simplify:  Simplified to (- (/ (/ (* c b) (hypot c d)) (hypot c d)) (* (/ a (hypot c d)) (/ d (hypot c d))))
* [enter]simplify:  Simplifying (/ (- (* b c) (* a d)) (hypot c d))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (14 enodes)
* * [misc]simplify:  iters left: 4 (22 enodes)
* * [misc]simplify:  iters left: 3 (30 enodes)
* * [misc]simplify:  iters left: 2 (34 enodes)
* [exit]simplify:  Simplified to (/ (- (* c b) (* d a)) (hypot c d))
* [exit]simplify:  Simplified to (/ (- (* c b) (* d a)) (hypot c d))
* [enter]simplify:  Simplifying (cbrt (/ (- (* b c) (* a d)) (hypot c d)))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (15 enodes)
* * [misc]simplify:  iters left: 4 (23 enodes)
* * [misc]simplify:  iters left: 3 (31 enodes)
* * [misc]simplify:  iters left: 2 (35 enodes)
* [exit]simplify:  Simplified to (cbrt (/ (- (* c b) (* d a)) (hypot c d)))
* [exit]simplify:  Simplified to (cbrt (/ (- (* c b) (* d a)) (hypot c d)))