* [misc]progress:  [Phase 1 of 3] Setting up.
* * * [misc]progress:  [1/2] Preparing points
* * * [misc]progress:  [2/2] Setting up program.
* [enter]simplify:  Simplifying (/ (+ (* a c) (* b d)) (+ (sqr c) (sqr d)))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (18 enodes)
* * [misc]simplify:  iters left: 4 (23 enodes)
* [exit]simplify:  Simplified to (/ (fma c a (* d b)) (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) (/ (+ (* a c) (* b 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 (/ (+ (* a c) (* b d)) (+ (sqr c) (sqr d))) in (a c b d) around 0
* [misc]taylor:  Taking taylor expansion of (/ (+ (* a c) (* b d)) (+ (sqr c) (sqr d))) in d
* [misc]taylor:  Taking taylor expansion of (+ (* a c) (* b d)) in d
* [misc]taylor:  Taking taylor expansion of (* a c) in d
* [misc]taylor:  Taking taylor expansion of a in d
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (* b 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 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 (* a c) into (* c a)
* [misc]backup-simplify:  Simplify (* b 0) into 0
* [misc]backup-simplify:  Simplify (+ (* c a) 0) into (* c a)
* [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 (/ (* c a) (sqr c)) into (/ a c)
* [misc]taylor:  Taking taylor expansion of (/ (+ (* a c) (* b d)) (+ (sqr c) (sqr d))) in b
* [misc]taylor:  Taking taylor expansion of (+ (* a c) (* b d)) in b
* [misc]taylor:  Taking taylor expansion of (* a c) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (* b 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 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 (* a c) into (* c a)
* [misc]backup-simplify:  Simplify (* 0 d) into 0
* [misc]backup-simplify:  Simplify (+ (* c a) 0) into (* c 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 (/ (* c a) (+ (sqr d) (sqr c))) into (/ (* c a) (+ (sqr d) (sqr c)))
* [misc]taylor:  Taking taylor expansion of (/ (+ (* a c) (* b d)) (+ (sqr c) (sqr d))) in c
* [misc]taylor:  Taking taylor expansion of (+ (* a c) (* b d)) in c
* [misc]taylor:  Taking taylor expansion of (* a 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 c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (* b d) in c
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [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 (* a 0) into 0
* [misc]backup-simplify:  Simplify (* b d) into (* b d)
* [misc]backup-simplify:  Simplify (+ 0 (* b d)) into (* b 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 (/ (* b d) (sqr d)) into (/ b d)
* [misc]taylor:  Taking taylor expansion of (/ (+ (* a c) (* b d)) (+ (sqr c) (sqr d))) in a
* [misc]taylor:  Taking taylor expansion of (+ (* a c) (* b d)) in a
* [misc]taylor:  Taking taylor expansion of (* a c) 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 c in a
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (* b 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 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 (* 0 c) into 0
* [misc]backup-simplify:  Simplify (* b d) into (* b d)
* [misc]backup-simplify:  Simplify (+ 0 (* b d)) into (* b 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 (/ (* b d) (+ (sqr d) (sqr c))) into (/ (* b d) (+ (sqr d) (sqr c)))
* [misc]taylor:  Taking taylor expansion of (/ (+ (* a c) (* b d)) (+ (sqr c) (sqr d))) in a
* [misc]taylor:  Taking taylor expansion of (+ (* a c) (* b d)) in a
* [misc]taylor:  Taking taylor expansion of (* a c) 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 c in a
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (* b 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 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 (* 0 c) into 0
* [misc]backup-simplify:  Simplify (* b d) into (* b d)
* [misc]backup-simplify:  Simplify (+ 0 (* b d)) into (* b 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 (/ (* b d) (+ (sqr d) (sqr c))) into (/ (* b d) (+ (sqr d) (sqr c)))
* [misc]taylor:  Taking taylor expansion of (/ (* b d) (+ (sqr d) (sqr c))) in c
* [misc]taylor:  Taking taylor expansion of (* b d) in c
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [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 (* b d) into (* b 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 (sqr d)
* [misc]backup-simplify:  Simplify (/ (* b d) (sqr d)) into (/ b d)
* [misc]taylor:  Taking taylor expansion of (/ b 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 in b
* [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 (+ (* b 0) (* 0 d)) 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))) (+ (* (/ (* b d) (+ (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 (+ (* b 0) (* 0 d)) 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)) (+ (* (/ b d) (/ 0 (sqr 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]backup-simplify:  Simplify 0 into 0
* [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 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 c))) into 0
* [misc]backup-simplify:  Simplify (+ (* b 0) (+ (* 0 0) (* 0 d))) 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))) (+ (* (/ (* b d) (+ (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 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 0 into 0
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr 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]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 (+ (* b 0) (+ (* 0 0) (* 0 d))) 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)) (+ (* (/ b d) (/ 1 (sqr d))) (* 0 (/ 0 (sqr d))))) into (- (/ b (pow d 3)))
* [misc]taylor:  Taking taylor expansion of (- (/ b (pow d 3))) in b
* [misc]taylor:  Taking taylor expansion of (/ b (pow d 3)) 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 d 3) in b
* [misc]taylor:  Taking taylor expansion of (exp (* 3 (log d))) in b
* [misc]taylor:  Taking taylor expansion of (* 3 (log d)) 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 d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [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]taylor:  Taking 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 a) (/ 1 c)) (* (/ 1 b) (/ 1 d))) (+ (sqr (/ 1 c)) (sqr (/ 1 d)))) in (a c b d) around 0
* [misc]taylor:  Taking taylor expansion of (/ (+ (* (/ 1 a) (/ 1 c)) (* (/ 1 b) (/ 1 d))) (+ (sqr (/ 1 c)) (sqr (/ 1 d)))) in d
* [misc]taylor:  Taking taylor expansion of (+ (* (/ 1 a) (/ 1 c)) (* (/ 1 b) (/ 1 d))) in d
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 c)) 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 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) (/ 1 d)) 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 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 b) 1) into (/ 1 b)
* [misc]backup-simplify:  Simplify (+ 0 (/ 1 b)) into (/ 1 b)
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (/ (/ 1 b) 1) into (/ 1 b)
* [misc]taylor:  Taking taylor expansion of (/ (+ (* (/ 1 a) (/ 1 c)) (* (/ 1 b) (/ 1 d))) (+ (sqr (/ 1 c)) (sqr (/ 1 d)))) in b
* [misc]taylor:  Taking taylor expansion of (+ (* (/ 1 a) (/ 1 c)) (* (/ 1 b) (/ 1 d))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 c)) 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 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) (/ 1 d)) 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 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 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 a) (/ 1 c)) (* (/ 1 b) (/ 1 d))) (+ (sqr (/ 1 c)) (sqr (/ 1 d)))) in c
* [misc]taylor:  Taking taylor expansion of (+ (* (/ 1 a) (/ 1 c)) (* (/ 1 b) (/ 1 d))) in c
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 c)) 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 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) (/ 1 d)) 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 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 a) 1) into (/ 1 a)
* [misc]backup-simplify:  Simplify (+ (/ 1 a) 0) into (/ 1 a)
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (/ (/ 1 a) 1) into (/ 1 a)
* [misc]taylor:  Taking taylor expansion of (/ (+ (* (/ 1 a) (/ 1 c)) (* (/ 1 b) (/ 1 d))) (+ (sqr (/ 1 c)) (sqr (/ 1 d)))) in a
* [misc]taylor:  Taking taylor expansion of (+ (* (/ 1 a) (/ 1 c)) (* (/ 1 b) (/ 1 d))) in a
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 c)) 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 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) (/ 1 d)) 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 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 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 a) (/ 1 c)) (* (/ 1 b) (/ 1 d))) (+ (sqr (/ 1 c)) (sqr (/ 1 d)))) in a
* [misc]taylor:  Taking taylor expansion of (+ (* (/ 1 a) (/ 1 c)) (* (/ 1 b) (/ 1 d))) in a
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 c)) 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 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) (/ 1 d)) 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 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 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 b
* [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 b) (/ 1 d)) into (/ 1 (* b d))
* [misc]backup-simplify:  Simplify (+ 0 (/ 1 (* b d))) into (/ 1 (* b d))
* [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 (* b d)) (+ (/ 1 (sqr d)) (/ 1 (sqr c)))) (+ (* (/ 1 (* c (+ (/ 1 (sqr d)) (/ 1 (sqr c))))) (/ 0 (+ (/ 1 (sqr d)) (/ 1 (sqr c))))))) into (/ 1 (* b (* d (+ (/ 1 (sqr d)) (/ 1 (sqr c))))))
* [misc]taylor:  Taking taylor expansion of (/ 1 (* b (* d (+ (/ 1 (sqr d)) (/ 1 (sqr c)))))) in c
* [misc]taylor:  Taking taylor expansion of (* b (* d (+ (/ 1 (sqr d)) (/ 1 (sqr 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 (* d (+ (/ 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 (+ (/ 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 (* d 1) into d
* [misc]backup-simplify:  Simplify (* b d) into (* b d)
* [misc]backup-simplify:  Simplify (/ 1 (* b d)) into (/ 1 (* b d))
* [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 b
* [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 b) (/ 0 b)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 b) 0) (* 0 (/ 1 d))) 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 (* b (* d (+ (/ 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 b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of (/ 1 (* b d)) in b
* [misc]taylor:  Taking taylor expansion of (* b 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 in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (* 0 d) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 d)) into 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 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 (+ (* 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 b
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr 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]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 b) (/ 0 b)) (* 0 (/ 0 b)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 b) 0) (+ (* 0 0) (* 0 (/ 1 d)))) 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 (* b (* d (+ (/ 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 b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [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 (+ (* d 0) (* 0 1)) into 0
* [misc]backup-simplify:  Simplify (+ (* b 0) (* 0 d)) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* b d)) (/ 0 (* b d))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [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 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 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]approximate:  Taking taylor expansion of (/ (+ (* (/ 1 (- a)) (/ 1 (- c))) (* (/ 1 (- b)) (/ 1 (- d)))) (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d))))) in (a c b d) around 0
* [misc]taylor:  Taking taylor expansion of (/ (+ (* (/ 1 (- a)) (/ 1 (- c))) (* (/ 1 (- b)) (/ 1 (- d)))) (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d))))) in d
* [misc]taylor:  Taking taylor expansion of (+ (* (/ 1 (- a)) (/ 1 (- c))) (* (/ 1 (- b)) (/ 1 (- d)))) in d
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- c))) 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 (- 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)) (/ 1 (- d))) 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 (- 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 b) -1) into (/ 1 b)
* [misc]backup-simplify:  Simplify (+ 0 (/ 1 b)) into (/ 1 b)
* [misc]backup-simplify:  Simplify (* -1 -1) into 1
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (/ (/ 1 b) 1) into (/ 1 b)
* [misc]taylor:  Taking taylor expansion of (/ (+ (* (/ 1 (- a)) (/ 1 (- c))) (* (/ 1 (- b)) (/ 1 (- d)))) (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d))))) in b
* [misc]taylor:  Taking taylor expansion of (+ (* (/ 1 (- a)) (/ 1 (- c))) (* (/ 1 (- b)) (/ 1 (- d)))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- c))) 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 (- 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)) (/ 1 (- d))) 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 (- 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 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 (- a)) (/ 1 (- c))) (* (/ 1 (- b)) (/ 1 (- d)))) (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d))))) in c
* [misc]taylor:  Taking taylor expansion of (+ (* (/ 1 (- a)) (/ 1 (- c))) (* (/ 1 (- b)) (/ 1 (- d)))) in c
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- c))) 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 (- 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)) (/ 1 (- d))) 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 (- 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 a) -1) into (/ 1 a)
* [misc]backup-simplify:  Simplify (+ (/ 1 a) 0) into (/ 1 a)
* [misc]backup-simplify:  Simplify (* -1 -1) into 1
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (/ (/ 1 a) 1) into (/ 1 a)
* [misc]taylor:  Taking taylor expansion of (/ (+ (* (/ 1 (- a)) (/ 1 (- c))) (* (/ 1 (- b)) (/ 1 (- d)))) (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d))))) in a
* [misc]taylor:  Taking taylor expansion of (+ (* (/ 1 (- a)) (/ 1 (- c))) (* (/ 1 (- b)) (/ 1 (- d)))) in a
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- c))) 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 (- 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)) (/ 1 (- d))) 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 (- 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 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 (- a)) (/ 1 (- c))) (* (/ 1 (- b)) (/ 1 (- d)))) (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d))))) in a
* [misc]taylor:  Taking taylor expansion of (+ (* (/ 1 (- a)) (/ 1 (- c))) (* (/ 1 (- b)) (/ 1 (- d)))) in a
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- c))) 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 (- 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)) (/ 1 (- d))) 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 (- 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 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 b
* [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 b) (/ -1 d)) into (/ 1 (* b d))
* [misc]backup-simplify:  Simplify (+ 0 (/ 1 (* b d))) into (/ 1 (* b 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 (+ (* (/ -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 (* b d)) (+ (/ 1 (sqr d)) (/ 1 (sqr c)))) (+ (* (/ 1 (* c (+ (/ 1 (sqr d)) (/ 1 (sqr c))))) (/ 0 (+ (/ 1 (sqr d)) (/ 1 (sqr c))))))) into (/ 1 (* b (* d (+ (/ 1 (sqr d)) (/ 1 (sqr c))))))
* [misc]taylor:  Taking taylor expansion of (/ 1 (* b (* d (+ (/ 1 (sqr d)) (/ 1 (sqr c)))))) in c
* [misc]taylor:  Taking taylor expansion of (* b (* d (+ (/ 1 (sqr d)) (/ 1 (sqr 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 (* d (+ (/ 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 (+ (/ 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 (* d 1) into d
* [misc]backup-simplify:  Simplify (* b d) into (* b d)
* [misc]backup-simplify:  Simplify (/ 1 (* b d)) into (/ 1 (* b d))
* [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 b
* [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 (- b) into (- b)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 b) (/ 0 (- b))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 b) 0) (* 0 (/ -1 d))) 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 (* b (* d (+ (/ 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 b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of (/ 1 (* b d)) in b
* [misc]taylor:  Taking taylor expansion of (* b 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 in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (* 0 d) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 d)) into 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 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 (+ (* 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 b
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr 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]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 (- 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 (+ (* (/ -1 b) 0) (+ (* 0 0) (* 0 (/ -1 d)))) 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 (* b (* d (+ (/ 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 b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [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 (+ (* d 0) (* 0 1)) into 0
* [misc]backup-simplify:  Simplify (+ (* b 0) (* 0 d)) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* b d)) (/ 0 (* b d))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [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 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 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 (+ (* a c) (* b d)) in (a c b d) around 0
* [misc]taylor:  Taking taylor expansion of (+ (* a c) (* b d)) in d
* [misc]taylor:  Taking taylor expansion of (* a c) in d
* [misc]taylor:  Taking taylor expansion of a in d
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (* b 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 d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (+ (* a c) (* b d)) in b
* [misc]taylor:  Taking taylor expansion of (* a c) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (* b 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 in b
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (+ (* a c) (* b d)) in c
* [misc]taylor:  Taking taylor expansion of (* a 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 c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (* b d) in c
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (+ (* a c) (* b d)) in a
* [misc]taylor:  Taking taylor expansion of (* a c) 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 c in a
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (* b 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 d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (+ (* a c) (* b d)) in a
* [misc]taylor:  Taking taylor expansion of (* a c) 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 c in a
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (* b 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 d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (* 0 c) into 0
* [misc]backup-simplify:  Simplify (* b d) into (* b d)
* [misc]backup-simplify:  Simplify (+ 0 (* b d)) into (* b d)
* [misc]taylor:  Taking taylor expansion of (* b d) in c
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (* b d) into (* b d)
* [misc]taylor:  Taking taylor expansion of (* b 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 in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (* 0 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 c)) into c
* [misc]backup-simplify:  Simplify (+ (* b 0) (* 0 d)) 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 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 0 into 0
* [misc]backup-simplify:  Simplify (+ (* b 0) (* 0 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]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 d)) into 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 0) (+ (* 1 0) (* 0 c))) into 0
* [misc]backup-simplify:  Simplify (+ (* b 0) (+ (* 0 0) (* 0 d))) 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 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 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]approximate:  Taking taylor expansion of (+ (* (/ 1 a) (/ 1 c)) (* (/ 1 b) (/ 1 d))) in (a c b d) around 0
* [misc]taylor:  Taking taylor expansion of (+ (* (/ 1 a) (/ 1 c)) (* (/ 1 b) (/ 1 d))) in d
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 c)) 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 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) (/ 1 d)) 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 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) (/ 1 c)) (* (/ 1 b) (/ 1 d))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 c)) 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 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) (/ 1 d)) 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 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) (/ 1 c)) (* (/ 1 b) (/ 1 d))) in c
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 c)) 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 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) (/ 1 d)) 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 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) (/ 1 c)) (* (/ 1 b) (/ 1 d))) in a
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 c)) 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 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) (/ 1 d)) 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 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) (/ 1 c)) (* (/ 1 b) (/ 1 d))) in a
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 c)) 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 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) (/ 1 d)) 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 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 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 b
* [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 b) (/ 1 d)) into (/ 1 (* b d))
* [misc]backup-simplify:  Simplify (+ 0 (/ 1 (* b d))) into (/ 1 (* b d))
* [misc]taylor:  Taking taylor expansion of (/ 1 (* b d)) in c
* [misc]taylor:  Taking taylor expansion of (* b d) in c
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (* b d) into (* b d)
* [misc]backup-simplify:  Simplify (/ 1 (* b d)) into (/ 1 (* b d))
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [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 b) (/ 0 b)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 b) 0) (* 0 (/ 1 d))) 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 (/ 1 (* b d)) in b
* [misc]taylor:  Taking taylor expansion of (* b 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 in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (* 0 d) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 d)) into 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 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 (/ 0 1)) (* 0 (/ 0 1)))) 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 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 b) (/ 0 b)) (* 0 (/ 0 b)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 b) 0) (+ (* 0 0) (* 0 (/ 1 d)))) 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 b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* b 0) (* 0 d)) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* b d)) (/ 0 (* b d))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [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 b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 d))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 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 d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  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 (- (+ (* (/ 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 b) (/ 0 b)) (* 0 (/ 0 b)) (* 0 (/ 0 b)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 b) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 d))))) 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 b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* b 0) (+ (* 0 0) (* 0 d))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* b d)) (/ 0 (* b d))) (* 0 (/ 0 (* b d))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [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 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]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 d)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)) (* 0 (/ 0 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 d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking 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 a)))))) (* 1 (* (/ 1 (/ 1 d)) (* (/ 1 (/ 1 b)) (* 1 1))))) into (+ (* b d) (* c a))
* [misc]approximate:  Taking taylor expansion of (+ (* (/ 1 (- a)) (/ 1 (- c))) (* (/ 1 (- b)) (/ 1 (- d)))) in (a c b d) around 0
* [misc]taylor:  Taking taylor expansion of (+ (* (/ 1 (- a)) (/ 1 (- c))) (* (/ 1 (- b)) (/ 1 (- d)))) in d
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- c))) 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 (- 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)) (/ 1 (- d))) 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 (- 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)) (/ 1 (- c))) (* (/ 1 (- b)) (/ 1 (- d)))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- c))) 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 (- 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)) (/ 1 (- d))) 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 (- 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)) (/ 1 (- c))) (* (/ 1 (- b)) (/ 1 (- d)))) in c
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- c))) 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 (- 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)) (/ 1 (- d))) 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 (- 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)) (/ 1 (- c))) (* (/ 1 (- b)) (/ 1 (- d)))) in a
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- c))) 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 (- 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)) (/ 1 (- d))) 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 (- 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)) (/ 1 (- c))) (* (/ 1 (- b)) (/ 1 (- d)))) in a
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- c))) 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 (- 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)) (/ 1 (- d))) 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 (- 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 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 b
* [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 b) (/ -1 d)) into (/ 1 (* b d))
* [misc]backup-simplify:  Simplify (+ 0 (/ 1 (* b d))) into (/ 1 (* b d))
* [misc]taylor:  Taking taylor expansion of (/ 1 (* b d)) in c
* [misc]taylor:  Taking taylor expansion of (* b d) in c
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (* b d) into (* b d)
* [misc]backup-simplify:  Simplify (/ 1 (* b d)) into (/ 1 (* b d))
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [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 (- b) into (- b)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 b) (/ 0 (- b))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 b) 0) (* 0 (/ -1 d))) 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 (/ 1 (* b d)) in b
* [misc]taylor:  Taking taylor expansion of (* b 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 in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (* 0 d) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 d)) into 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 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 (/ 0 1)) (* 0 (/ 0 1)))) 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 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 (- 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 (+ (* (/ -1 b) 0) (+ (* 0 0) (* 0 (/ -1 d)))) 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 b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* b 0) (* 0 d)) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* b d)) (/ 0 (* b d))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [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 b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 d))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 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 d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  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 (- 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 (- 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 (+ (* (/ -1 b) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ -1 d))))) 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 b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* b 0) (+ (* 0 0) (* 0 d))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* b d)) (/ 0 (* b d))) (* 0 (/ 0 (* b d))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [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 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]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 d)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)) (* 0 (/ 0 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 d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking 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 (- a))))))) (* 1 (* (/ 1 (/ 1 (- d))) (* (/ 1 (/ 1 (- b))) (* 1 1))))) into (+ (* b d) (* c 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 / 64 ] 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 / 64 ] 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 / 64 ] 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 / 64 ] 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 / 64 ] simplifiying candidate #<alt-event (λ (a b c d) (/ (+ (* b d) (* c a)) (+ (sqr c) (sqr d))))>
* [enter]simplify:  Simplifying (/ (+ (* b d) (* c a)) (+ (sqr c) (sqr d)))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (18 enodes)
* * [misc]simplify:  iters left: 4 (23 enodes)
* [exit]simplify:  Simplified to (/ (fma d b (* a c)) (fma c c (* d d)))
* * * * [misc]progress:  [ 6 / 64 ] simplifiying candidate #<alt-event (λ (a b c d) (/ (+ (* b d) (* c a)) (+ (sqr c) (sqr d))))>
* [enter]simplify:  Simplifying (/ (+ (* b d) (* c a)) (+ (sqr c) (sqr d)))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (18 enodes)
* * [misc]simplify:  iters left: 4 (23 enodes)
* [exit]simplify:  Simplified to (/ (fma d b (* a c)) (fma c c (* d d)))
* * * * [misc]progress:  [ 7 / 64 ] simplifiying candidate #<alt-event (λ (a b c d) (/ (+ (* a c) (* b d)) (+ (sqr d) (sqr c))))>
* [enter]simplify:  Simplifying (/ (+ (* a c) (* b d)) (+ (sqr d) (sqr c)))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (18 enodes)
* * [misc]simplify:  iters left: 4 (23 enodes)
* [exit]simplify:  Simplified to (/ (fma c a (* d b)) (fma d d (* c c)))
* * * * [misc]progress:  [ 8 / 64 ] simplifiying candidate #<alt-event (λ (a b c d) (/ (+ (* a c) (* b d)) (+ (sqr d) (sqr c))))>
* [enter]simplify:  Simplifying (/ (+ (* a c) (* b d)) (+ (sqr d) (sqr c)))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (18 enodes)
* * [misc]simplify:  iters left: 4 (23 enodes)
* [exit]simplify:  Simplified to (/ (fma c a (* d b)) (fma d d (* c c)))
* * * * [misc]progress:  [ 9 / 64 ] simplifiying candidate #<alt-event (λ (a b c d) (/ (+ (* a c) (* b d)) (+ (sqr d) (sqr c))))>
* [enter]simplify:  Simplifying (/ (+ (* a c) (* b d)) (+ (sqr d) (sqr c)))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (18 enodes)
* * [misc]simplify:  iters left: 4 (23 enodes)
* [exit]simplify:  Simplified to (/ (fma c a (* d b)) (fma d d (* c c)))
* * * * [misc]progress:  [ 10 / 64 ] simplifiying candidate #<alt-delta (λ (a b c d) (log1p (expm1 (/ (+ (* a c) (* b d)) (+ (sqr c) (sqr d))))))>
* [enter]simplify:  Simplifying (expm1 (/ (+ (* a c) (* b d)) (+ (sqr c) (sqr d))))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (19 enodes)
* * [misc]simplify:  iters left: 4 (24 enodes)
* [exit]simplify:  Simplified to (expm1 (/ (fma c a (* d b)) (fma d d (* c c))))
* [exit]simplify:  Simplified to (expm1 (/ (fma c a (* d b)) (fma d d (* c c))))
* * * * [misc]progress:  [ 11 / 64 ] simplifiying candidate #<alt-delta (λ (a b c d) (expm1 (log1p (/ (+ (* a c) (* b d)) (+ (sqr c) (sqr d))))))>
* [enter]simplify:  Simplifying (log1p (/ (+ (* a c) (* b d)) (+ (sqr c) (sqr d))))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (19 enodes)
* * [misc]simplify:  iters left: 4 (24 enodes)
* [exit]simplify:  Simplified to (log1p (/ (fma c a (* d b)) (fma d d (* c c))))
* [exit]simplify:  Simplified to (log1p (/ (fma c a (* d b)) (fma d d (* c c))))
* * * * [misc]progress:  [ 12 / 64 ] simplifiying candidate #<alt-delta (λ (a b c d) (pow (/ (+ (* a c) (* b d)) (+ (sqr c) (sqr d))) 1))>
* * * * [misc]progress:  [ 13 / 64 ] simplifiying candidate #<alt-delta (λ (a b c d) (exp (- (log (+ (* a c) (* b d))) (log (+ (sqr c) (sqr d))))))>
* [enter]simplify:  Simplifying (- (log (+ (* a c) (* b d))) (log (+ (sqr c) (sqr d))))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (20 enodes)
* * [misc]simplify:  iters left: 4 (25 enodes)
* [exit]simplify:  Simplified to (- (log (fma c a (* d b))) (log (fma d d (* c c))))
* [exit]simplify:  Simplified to (- (log (fma c a (* d b))) (log (fma d d (* c c))))
* * * * [misc]progress:  [ 14 / 64 ] simplifiying candidate #<alt-delta (λ (a b c d) (exp (log (/ (+ (* a c) (* b d)) (+ (sqr c) (sqr d))))))>
* [enter]simplify:  Simplifying (log (/ (+ (* a c) (* b d)) (+ (sqr c) (sqr d))))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (22 enodes)
* * [misc]simplify:  iters left: 4 (27 enodes)
* [exit]simplify:  Simplified to (log (/ (fma c a (* d b)) (fma d d (* c c))))
* [exit]simplify:  Simplified to (log (/ (fma c a (* d b)) (fma d d (* c c))))
* * * * [misc]progress:  [ 15 / 64 ] simplifiying candidate #<alt-delta (λ (a b c d) (log (exp (/ (+ (* a c) (* b d)) (+ (sqr c) (sqr d))))))>
* [enter]simplify:  Simplifying (exp (/ (+ (* a c) (* b d)) (+ (sqr c) (sqr d))))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (19 enodes)
* * [misc]simplify:  iters left: 4 (24 enodes)
* [exit]simplify:  Simplified to (exp (/ (fma c a (* d b)) (fma d d (* c c))))
* [exit]simplify:  Simplified to (exp (/ (fma c a (* d b)) (fma d d (* c c))))
* * * * [misc]progress:  [ 16 / 64 ] simplifiying candidate #<alt-delta (λ (a b c d) (cbrt (/ (cube (+ (* a c) (* b d))) (cube (+ (sqr c) (sqr d))))))>
* [enter]simplify:  Simplifying (/ (cube (+ (* a c) (* b d))) (cube (+ (sqr c) (sqr d))))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (24 enodes)
* * [misc]simplify:  iters left: 4 (52 enodes)
* * [misc]simplify:  iters left: 3 (166 enodes)
* [exit]simplify:  Simplified to (cube (/ (fma c a (* d b)) (fma d d (* c c))))
* [exit]simplify:  Simplified to (cube (/ (fma c a (* d b)) (fma d d (* c c))))
* * * * [misc]progress:  [ 17 / 64 ] simplifiying candidate #<alt-delta (λ (a b c d) (cube (cbrt (/ (+ (* a c) (* b d)) (+ (sqr c) (sqr d))))))>
* [enter]simplify:  Simplifying (cbrt (/ (+ (* a c) (* b d)) (+ (sqr c) (sqr d))))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (19 enodes)
* * [misc]simplify:  iters left: 4 (24 enodes)
* [exit]simplify:  Simplified to (cbrt (/ (fma c a (* d b)) (fma d d (* c c))))
* [exit]simplify:  Simplified to (cbrt (/ (fma c a (* d b)) (fma d d (* c c))))
* * * * [misc]progress:  [ 18 / 64 ] simplifiying candidate #<alt-delta (λ (a b c d) (cbrt (cube (/ (+ (* a c) (* b d)) (+ (sqr c) (sqr d))))))>
* [enter]simplify:  Simplifying (cube (/ (+ (* a c) (* b d)) (+ (sqr c) (sqr d))))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (24 enodes)
* * [misc]simplify:  iters left: 4 (39 enodes)
* * [misc]simplify:  iters left: 3 (69 enodes)
* * [misc]simplify:  iters left: 2 (216 enodes)
* [exit]simplify:  Simplified to (cube (/ (fma c a (* d b)) (fma d d (* c c))))
* [exit]simplify:  Simplified to (cube (/ (fma c a (* d b)) (fma d d (* c c))))
* * * * [misc]progress:  [ 19 / 64 ] simplifiying candidate #<alt-delta (λ (a b c d) (cube (/ (cbrt (+ (* a c) (* b d))) (cbrt (+ (sqr c) (sqr d))))))>
* [enter]simplify:  Simplifying (/ (cbrt (+ (* a c) (* b d))) (cbrt (+ (sqr c) (sqr d))))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (20 enodes)
* * [misc]simplify:  iters left: 4 (25 enodes)
* [exit]simplify:  Simplified to (/ (cbrt (fma c a (* d b))) (cbrt (fma d d (* c c))))
* [exit]simplify:  Simplified to (/ (cbrt (fma c a (* d b))) (cbrt (fma d d (* c c))))
* * * * [misc]progress:  [ 20 / 64 ] simplifiying candidate #<alt-delta (λ (a b c d) (sqr (sqrt (/ (+ (* a c) (* b d)) (+ (sqr c) (sqr d))))))>
* [enter]simplify:  Simplifying (sqrt (/ (+ (* a c) (* b d)) (+ (sqr c) (sqr d))))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (19 enodes)
* * [misc]simplify:  iters left: 4 (24 enodes)
* [exit]simplify:  Simplified to (sqrt (/ (fma c a (* d b)) (fma d d (* c c))))
* [exit]simplify:  Simplified to (sqrt (/ (fma c a (* d b)) (fma d d (* c c))))
* * * * [misc]progress:  [ 21 / 64 ] simplifiying candidate #<alt-delta (λ (a b c d) (sqr (/ (sqrt (+ (* a c) (* b d))) (sqrt (+ (sqr c) (sqr d))))))>
* [enter]simplify:  Simplifying (/ (sqrt (+ (* a c) (* b d))) (sqrt (+ (sqr c) (sqr d))))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (21 enodes)
* * [misc]simplify:  iters left: 4 (26 enodes)
* [exit]simplify:  Simplified to (/ (sqrt (fma c a (* d b))) (hypot c d))
* [exit]simplify:  Simplified to (/ (sqrt (fma c a (* d b))) (hypot c d))
* * * * [misc]progress:  [ 22 / 64 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (- (+ (* a c) (* b d))) (- (+ (sqr c) (sqr d)))))>
* [enter]simplify:  Simplifying (- (+ (* a c) (* b d)))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (15 enodes)
* * [misc]simplify:  iters left: 4 (31 enodes)
* * [misc]simplify:  iters left: 3 (39 enodes)
* [exit]simplify:  Simplified to (- (fma c a (* d b)))
* [exit]simplify:  Simplified to (- (fma c a (* d b)))
* [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 / 64 ] simplifiying candidate #<alt-delta (λ (a b c d) (* (/ 1 1) (/ (+ (* a c) (* b 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 (/ (+ (* a c) (* b d)) (+ (sqr c) (sqr d)))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (18 enodes)
* * [misc]simplify:  iters left: 4 (23 enodes)
* [exit]simplify:  Simplified to (/ (fma c a (* d b)) (fma d d (* c c)))
* [exit]simplify:  Simplified to (/ (fma c a (* d b)) (fma d d (* c c)))
* * * * [misc]progress:  [ 24 / 64 ] simplifiying candidate #<alt-delta (λ (a b c d) (* (/ 1 1) (/ (+ (* a c) (* b 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 (/ (+ (* a c) (* b d)) (+ (sqr c) (sqr d)))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (18 enodes)
* * [misc]simplify:  iters left: 4 (23 enodes)
* [exit]simplify:  Simplified to (/ (fma c a (* d b)) (fma d d (* c c)))
* [exit]simplify:  Simplified to (/ (fma c a (* d b)) (fma d d (* c c)))
* * * * [misc]progress:  [ 25 / 64 ] simplifiying candidate #<alt-delta (λ (a b c d) (* 1 (/ (+ (* a c) (* b d)) (+ (sqr c) (sqr d)))))>
* * * * [misc]progress:  [ 26 / 64 ] simplifiying candidate #<alt-delta (λ (a b c d) (* (+ (* a c) (* b 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:  [ 27 / 64 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ 1 (/ (+ (sqr c) (sqr d)) (+ (* a c) (* b d)))))>
* [enter]simplify:  Simplifying (/ (+ (sqr c) (sqr d)) (+ (* a c) (* b d)))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (18 enodes)
* * [misc]simplify:  iters left: 4 (23 enodes)
* [exit]simplify:  Simplified to (/ (fma d d (sqr c)) (fma c a (* b d)))
* [exit]simplify:  Simplified to (/ (fma d d (sqr c)) (fma c a (* b d)))
* * * * [misc]progress:  [ 28 / 64 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (/ (+ (* a c) (* b d)) 1) (+ (sqr c) (sqr d))))>
* [enter]simplify:  Simplifying (/ (+ (* a c) (* b d)) 1)
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (15 enodes)
* * [misc]simplify:  iters left: 4 (18 enodes)
* [exit]simplify:  Simplified to (/ (fma c a (* d b)) 1)
* [exit]simplify:  Simplified to (/ (fma c a (* d b)) 1)
* * * * [misc]progress:  [ 29 / 64 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (/ (+ (* a c) (* b d)) 1) (+ (sqr c) (sqr d))))>
* [enter]simplify:  Simplifying (/ (+ (* a c) (* b d)) 1)
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (15 enodes)
* * [misc]simplify:  iters left: 4 (18 enodes)
* [exit]simplify:  Simplified to (/ (fma c a (* d b)) 1)
* [exit]simplify:  Simplified to (/ (fma c a (* d b)) 1)
* * * * [misc]progress:  [ 30 / 64 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ 1 (/ (+ (sqr c) (sqr d)) (+ (* a c) (* b d)))))>
* [enter]simplify:  Simplifying (/ (+ (sqr c) (sqr d)) (+ (* a c) (* b d)))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (18 enodes)
* * [misc]simplify:  iters left: 4 (23 enodes)
* [exit]simplify:  Simplified to (/ (fma d d (sqr c)) (fma c a (* b d)))
* [exit]simplify:  Simplified to (/ (fma d d (sqr c)) (fma c a (* b d)))
* * * * [misc]progress:  [ 31 / 64 ] simplifiying candidate #<alt-delta (λ (a b c d) (* (/ (+ (* a c) (* b d)) (- (pow (sqr c) 3) (pow (sqr d) 3))) (+ (sqr (sqr c)) (- (sqr (sqr d)) (* (sqr c) (sqr d))))))>
* [enter]simplify:  Simplifying (/ (+ (* a c) (* b d)) (- (pow (sqr c) 3) (pow (sqr d) 3)))
* * [misc]simplify:  iters left: 6 (14 enodes)
* * [misc]simplify:  iters left: 5 (22 enodes)
* * [misc]simplify:  iters left: 4 (33 enodes)
* * [misc]simplify:  iters left: 3 (45 enodes)
* * [misc]simplify:  iters left: 2 (50 enodes)
* * [misc]simplify:  iters left: 1 (68 enodes)
* [exit]simplify:  Simplified to (/ (fma c a (* d b)) (- (cube (* c c)) (sqr (cube d))))
* [exit]simplify:  Simplified to (/ (fma c a (* d b)) (- (cube (* c c)) (sqr (cube d))))
* * * * [misc]progress:  [ 32 / 64 ] simplifiying candidate #<alt-delta (λ (a b c d) (* (/ (+ (* a c) (* b d)) (- (sqr (sqr c)) (sqr (sqr d)))) (- (sqr c) (sqr d))))>
* [enter]simplify:  Simplifying (/ (+ (* a c) (* b d)) (- (sqr (sqr c)) (sqr (sqr d))))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (24 enodes)
* * [misc]simplify:  iters left: 4 (39 enodes)
* * [misc]simplify:  iters left: 3 (56 enodes)
* * [misc]simplify:  iters left: 2 (94 enodes)
* * [misc]simplify:  iters left: 1 (209 enodes)
* [exit]simplify:  Simplified to (/ (fma c a (* d b)) (- (* (* c c) (* c c)) (* (* d d) (* d d))))
* [exit]simplify:  Simplified to (/ (fma c a (* d b)) (- (* (* c c) (* c c)) (* (* d d) (* d d))))
* * * * [misc]progress:  [ 33 / 64 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (- (pow (* a c) 3) (pow (* b d) 3)) (* (+ (sqr c) (sqr d)) (+ (sqr (* a c)) (- (sqr (* b d)) (* (* a c) (* b d)))))))>
* [enter]simplify:  Simplifying (* (+ (sqr c) (sqr d)) (+ (sqr (* a c)) (- (sqr (* b d)) (* (* a c) (* b d)))))
* * [misc]simplify:  iters left: 6 (15 enodes)
* * [misc]simplify:  iters left: 5 (38 enodes)
* * [misc]simplify:  iters left: 4 (87 enodes)
* * [misc]simplify:  iters left: 3 (179 enodes)
* * [misc]simplify:  iters left: 2 (351 enodes)
* [exit]simplify:  Simplified to (* (fma d d (sqr c)) (fma (* b d) (- (* b d) (* c a)) (sqr (* c a))))
* [exit]simplify:  Simplified to (* (fma d d (sqr c)) (fma (* b d) (- (* b d) (* c a)) (sqr (* c a))))
* * * * [misc]progress:  [ 34 / 64 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (- (sqr (* a c)) (sqr (* b d))) (* (+ (sqr c) (sqr d)) (- (* a c) (* b d)))))>
* [enter]simplify:  Simplifying (* (+ (sqr c) (sqr d)) (- (* a c) (* b d)))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (17 enodes)
* * [misc]simplify:  iters left: 4 (27 enodes)
* * [misc]simplify:  iters left: 3 (39 enodes)
* [exit]simplify:  Simplified to (* (- (* c a) (* b d)) (fma d d (sqr c)))
* [exit]simplify:  Simplified to (* (- (* c a) (* b d)) (fma d d (sqr c)))
* * * * [misc]progress:  [ 35 / 64 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (log1p (expm1 (+ (* a c) (* b d)))) (+ (sqr c) (sqr d))))>
* [enter]simplify:  Simplifying (expm1 (+ (* a c) (* b d)))
* * [misc]simplify:  iters left: 5 (8 enodes)
* * [misc]simplify:  iters left: 4 (12 enodes)
* * [misc]simplify:  iters left: 3 (15 enodes)
* [exit]simplify:  Simplified to (expm1 (fma c a (* d b)))
* [exit]simplify:  Simplified to (expm1 (fma c a (* d b)))
* * * * [misc]progress:  [ 36 / 64 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (expm1 (log1p (+ (* a c) (* b d)))) (+ (sqr c) (sqr d))))>
* [enter]simplify:  Simplifying (log1p (+ (* a c) (* b d)))
* * [misc]simplify:  iters left: 5 (8 enodes)
* * [misc]simplify:  iters left: 4 (12 enodes)
* * [misc]simplify:  iters left: 3 (15 enodes)
* [exit]simplify:  Simplified to (log1p (fma c a (* d b)))
* [exit]simplify:  Simplified to (log1p (fma c a (* d b)))
* * * * [misc]progress:  [ 37 / 64 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (fma a c (* b d)) (+ (sqr c) (sqr d))))>
* * * * [misc]progress:  [ 38 / 64 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (log (* (exp (* a c)) (exp (* b d)))) (+ (sqr c) (sqr d))))>
* [enter]simplify:  Simplifying (* (exp (* a c)) (exp (* b d)))
* * [misc]simplify:  iters left: 5 (9 enodes)
* * [misc]simplify:  iters left: 4 (18 enodes)
* * [misc]simplify:  iters left: 3 (22 enodes)
* * [misc]simplify:  iters left: 2 (24 enodes)
* [exit]simplify:  Simplified to (exp (fma b d (* c a)))
* [exit]simplify:  Simplified to (exp (fma b d (* c a)))
* * * * [misc]progress:  [ 39 / 64 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (pow (+ (* a c) (* b d)) 1) (+ (sqr c) (sqr d))))>
* * * * [misc]progress:  [ 40 / 64 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (exp (log (+ (* a c) (* b d)))) (+ (sqr c) (sqr d))))>
* [enter]simplify:  Simplifying (log (+ (* a c) (* b d)))
* * [misc]simplify:  iters left: 5 (8 enodes)
* * [misc]simplify:  iters left: 4 (12 enodes)
* * [misc]simplify:  iters left: 3 (15 enodes)
* [exit]simplify:  Simplified to (log (fma c a (* d b)))
* [exit]simplify:  Simplified to (log (fma c a (* d b)))
* * * * [misc]progress:  [ 41 / 64 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (log (exp (+ (* a c) (* b d)))) (+ (sqr c) (sqr d))))>
* [enter]simplify:  Simplifying (exp (+ (* a c) (* b d)))
* * [misc]simplify:  iters left: 5 (8 enodes)
* * [misc]simplify:  iters left: 4 (15 enodes)
* * [misc]simplify:  iters left: 3 (27 enodes)
* [exit]simplify:  Simplified to (exp (fma c a (* d b)))
* [exit]simplify:  Simplified to (exp (fma c a (* d b)))
* * * * [misc]progress:  [ 42 / 64 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (cube (cbrt (+ (* a c) (* b d)))) (+ (sqr c) (sqr d))))>
* [enter]simplify:  Simplifying (cbrt (+ (* a c) (* b d)))
* * [misc]simplify:  iters left: 5 (8 enodes)
* * [misc]simplify:  iters left: 4 (12 enodes)
* * [misc]simplify:  iters left: 3 (15 enodes)
* [exit]simplify:  Simplified to (cbrt (fma c a (* d b)))
* [exit]simplify:  Simplified to (cbrt (fma c a (* d b)))
* * * * [misc]progress:  [ 43 / 64 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (cbrt (cube (+ (* a c) (* b d)))) (+ (sqr c) (sqr d))))>
* [enter]simplify:  Simplifying (cube (+ (* a c) (* b d)))
* * [misc]simplify:  iters left: 5 (8 enodes)
* * [misc]simplify:  iters left: 4 (14 enodes)
* * [misc]simplify:  iters left: 3 (27 enodes)
* * [misc]simplify:  iters left: 2 (83 enodes)
* * [misc]simplify:  iters left: 1 (254 enodes)
* [exit]simplify:  Simplified to (cube (fma c a (* d b)))
* [exit]simplify:  Simplified to (cube (fma c a (* d b)))
* * * * [misc]progress:  [ 44 / 64 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (sqr (sqrt (+ (* a c) (* b d)))) (+ (sqr c) (sqr d))))>
* [enter]simplify:  Simplifying (sqrt (+ (* a c) (* b d)))
* * [misc]simplify:  iters left: 5 (8 enodes)
* * [misc]simplify:  iters left: 4 (12 enodes)
* * [misc]simplify:  iters left: 3 (15 enodes)
* [exit]simplify:  Simplified to (sqrt (fma c a (* d b)))
* [exit]simplify:  Simplified to (sqrt (fma c a (* d b)))
* * * * [misc]progress:  [ 45 / 64 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (* 1 (+ (* a c) (* b d))) (+ (sqr c) (sqr d))))>
* * * * [misc]progress:  [ 46 / 64 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (/ (- (pow (* a c) 3) (pow (* b d) 3)) (+ (sqr (* a c)) (- (sqr (* b d)) (* (* a c) (* b d))))) (+ (sqr c) (sqr d))))>
* [enter]simplify:  Simplifying (- (pow (* a c) 3) (pow (* b 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 a)) (cube (* d b)))
* [exit]simplify:  Simplified to (- (cube (* c a)) (cube (* d b)))
* [enter]simplify:  Simplifying (+ (sqr (* a c)) (- (sqr (* b d)) (* (* a c) (* b d))))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (26 enodes)
* * [misc]simplify:  iters left: 4 (47 enodes)
* * [misc]simplify:  iters left: 3 (91 enodes)
* * [misc]simplify:  iters left: 2 (139 enodes)
* * [misc]simplify:  iters left: 1 (172 enodes)
* [exit]simplify:  Simplified to (fma (* c a) (- (* c a) (* b d)) (sqr (* b d)))
* [exit]simplify:  Simplified to (fma (* c a) (- (* c a) (* b d)) (sqr (* b d)))
* * * * [misc]progress:  [ 47 / 64 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (/ (- (sqr (* a c)) (sqr (* b d))) (- (* a c) (* b d))) (+ (sqr c) (sqr d))))>
* [enter]simplify:  Simplifying (- (sqr (* a c)) (sqr (* b 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 a) (* c a)) (sqr (* b d)))
* [exit]simplify:  Simplified to (- (* (* c a) (* c a)) (sqr (* b d)))
* [enter]simplify:  Simplifying (- (* a c) (* b d))
* * [misc]simplify:  iters left: 4 (7 enodes)
* * [misc]simplify:  iters left: 3 (9 enodes)
* [exit]simplify:  Simplified to (- (* c a) (* d b))
* [exit]simplify:  Simplified to (- (* c a) (* d b))
* * * * [misc]progress:  [ 48 / 64 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (+ (* b d) (* a c)) (+ (sqr c) (sqr d))))>
* * * * [misc]progress:  [ 49 / 64 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (+ (* a c) (* b 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:  [ 50 / 64 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (+ (* a c) (* b 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:  [ 51 / 64 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (+ (* a c) (* b d)) (fma c c (sqr d))))>
* * * * [misc]progress:  [ 52 / 64 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (+ (* a c) (* b d)) (fma 1 (sqr c) (sqr d))))>
* * * * [misc]progress:  [ 53 / 64 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (+ (* a c) (* b 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:  [ 54 / 64 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (+ (* a c) (* b d)) (pow (+ (sqr c) (sqr d)) 1)))>
* * * * [misc]progress:  [ 55 / 64 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (+ (* a c) (* b 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:  [ 56 / 64 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (+ (* a c) (* b 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:  [ 57 / 64 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (+ (* a c) (* b 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:  [ 58 / 64 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (+ (* a c) (* b 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:  [ 59 / 64 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (+ (* a c) (* b 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:  [ 60 / 64 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (+ (* a c) (* b d)) (* 1 (+ (sqr c) (sqr d)))))>
* * * * [misc]progress:  [ 61 / 64 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (+ (* a c) (* b 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:  [ 62 / 64 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (+ (* a c) (* b 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:  [ 63 / 64 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (+ (* a c) (* b 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:  [ 64 / 64 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (+ (* a c) (* b 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) (/ (+ (* a c) (* b d)) (sqr (hypot c d))))>
* * * [misc]progress:  localizing error
* * * [misc]progress:  generating series expansions
* * * * [misc]progress:  [ 1 / 3 ] generating series at (2)
* [misc]approximate:  Taking taylor expansion of (/ (+ (* a c) (* b d)) (sqr (hypot c d))) in (a c b d) around 0
* [misc]taylor:  Taking taylor expansion of (/ (+ (* a c) (* b d)) (sqr (hypot c d))) in d
* [misc]taylor:  Taking taylor expansion of (+ (* a c) (* b d)) in d
* [misc]taylor:  Taking taylor expansion of (* a c) in d
* [misc]taylor:  Taking taylor expansion of a in d
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (* b 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 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 (* a c) into (* c a)
* [misc]backup-simplify:  Simplify (* b 0) into 0
* [misc]backup-simplify:  Simplify (+ (* c a) 0) into (* c a)
* [misc]backup-simplify:  Simplify (* (hypot c d) (hypot c d)) into (sqr (hypot c d))
* [misc]backup-simplify:  Simplify (/ (* c a) (sqr (hypot c d))) into (/ (* c a) (sqr (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (/ (+ (* a c) (* b d)) (sqr (hypot c d))) in b
* [misc]taylor:  Taking taylor expansion of (+ (* a c) (* b d)) in b
* [misc]taylor:  Taking taylor expansion of (* a c) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (* b 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 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 (* a c) into (* c a)
* [misc]backup-simplify:  Simplify (* 0 d) into 0
* [misc]backup-simplify:  Simplify (+ (* c a) 0) into (* c a)
* [misc]backup-simplify:  Simplify (* (hypot c d) (hypot c d)) into (sqr (hypot c d))
* [misc]backup-simplify:  Simplify (/ (* c a) (sqr (hypot c d))) into (/ (* c a) (sqr (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (/ (+ (* a c) (* b d)) (sqr (hypot c d))) in c
* [misc]taylor:  Taking taylor expansion of (+ (* a c) (* b d)) in c
* [misc]taylor:  Taking taylor expansion of (* a 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 c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (* b d) in c
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [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 (* a 0) into 0
* [misc]backup-simplify:  Simplify (* b d) into (* b d)
* [misc]backup-simplify:  Simplify (+ 0 (* b d)) into (* b d)
* [misc]backup-simplify:  Simplify (* (hypot c d) (hypot c d)) into (sqr (hypot c d))
* [misc]backup-simplify:  Simplify (/ (* b d) (sqr (hypot c d))) into (/ (* b d) (sqr (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (/ (+ (* a c) (* b d)) (sqr (hypot c d))) in a
* [misc]taylor:  Taking taylor expansion of (+ (* a c) (* b d)) in a
* [misc]taylor:  Taking taylor expansion of (* a c) 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 c in a
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (* b 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 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 (* 0 c) into 0
* [misc]backup-simplify:  Simplify (* b d) into (* b d)
* [misc]backup-simplify:  Simplify (+ 0 (* b d)) into (* b d)
* [misc]backup-simplify:  Simplify (* (hypot c d) (hypot c d)) into (sqr (hypot c d))
* [misc]backup-simplify:  Simplify (/ (* b d) (sqr (hypot c d))) into (/ (* b d) (sqr (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (/ (+ (* a c) (* b d)) (sqr (hypot c d))) in a
* [misc]taylor:  Taking taylor expansion of (+ (* a c) (* b d)) in a
* [misc]taylor:  Taking taylor expansion of (* a c) 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 c in a
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (* b 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 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 (* 0 c) into 0
* [misc]backup-simplify:  Simplify (* b d) into (* b d)
* [misc]backup-simplify:  Simplify (+ 0 (* b d)) into (* b d)
* [misc]backup-simplify:  Simplify (* (hypot c d) (hypot c d)) into (sqr (hypot c d))
* [misc]backup-simplify:  Simplify (/ (* b d) (sqr (hypot c d))) into (/ (* b d) (sqr (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (/ (* b d) (sqr (hypot c d))) in c
* [misc]taylor:  Taking taylor expansion of (* b d) in c
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [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 d) into (* b d)
* [misc]backup-simplify:  Simplify (* (hypot c d) (hypot c d)) into (sqr (hypot c d))
* [misc]backup-simplify:  Simplify (/ (* b d) (sqr (hypot c d))) into (/ (* b d) (sqr (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (/ (* b d) (sqr (hypot c d))) in b
* [misc]taylor:  Taking taylor expansion of (* b 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 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 d) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 d)) 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 (+ (* b 0) (* 0 d)) 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))) (+ (* (/ (* b d) (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 (+ (* b 0) (* 0 d)) 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 d) (sqr (hypot c d))) (/ 0 (sqr (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]backup-simplify:  Simplify 0 into 0
* [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 (+ (* b 0) (+ (* 0 0) (* 0 d))) 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))) (+ (* (/ (* b d) (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 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 0 into 0
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr (hypot c d))) in b
* [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]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 (+ (* b 0) (+ (* 0 0) (* 0 d))) 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))) (+ (* (/ (* b d) (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 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 0 into 0
* [misc]taylor:  Taking 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 d))) 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]taylor:  Taking 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 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 (+ (* b 0) (+ (* 0 0) (+ (* 0 0) (* 0 d)))) 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))) (+ (* (/ (* b d) (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 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 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 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 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 0 into 0
* [misc]backup-simplify:  Simplify (+ (* b 0) (+ (* 0 0) (+ (* 0 0) (* 0 d)))) 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))) (+ (* (/ (* b d) (sqr (hypot c d))) (/ 0 (sqr (hypot c d)))) (* 0 (/ 0 (sqr (hypot c d)))) (* 0 (/ 0 (sqr (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]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking 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 (* b (* 1 1)))) (* (/ 1 (sqr (hypot c d))) (* 1 (* 1 (* c a))))) into (+ (/ (* c a) (sqr (hypot c d))) (/ (* b d) (sqr (hypot c d))))
* [misc]approximate:  Taking taylor expansion of (/ (+ (* (/ 1 a) (/ 1 c)) (* (/ 1 b) (/ 1 d))) (sqr (hypot (/ 1 c) (/ 1 d)))) in (a c b d) around 0
* [misc]taylor:  Taking taylor expansion of (/ (+ (* (/ 1 a) (/ 1 c)) (* (/ 1 b) (/ 1 d))) (sqr (hypot (/ 1 c) (/ 1 d)))) in d
* [misc]taylor:  Taking taylor expansion of (+ (* (/ 1 a) (/ 1 c)) (* (/ 1 b) (/ 1 d))) in d
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 c)) 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 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) (/ 1 d)) 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 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 b) 1) into (/ 1 b)
* [misc]backup-simplify:  Simplify (+ 0 (/ 1 b)) 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 a) (/ 1 c)) (* (/ 1 b) (/ 1 d))) (sqr (hypot (/ 1 c) (/ 1 d)))) in b
* [misc]taylor:  Taking taylor expansion of (+ (* (/ 1 a) (/ 1 c)) (* (/ 1 b) (/ 1 d))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 c)) 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 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) (/ 1 d)) 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 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 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 a) (/ 1 c)) (* (/ 1 b) (/ 1 d))) (sqr (hypot (/ 1 c) (/ 1 d)))) in c
* [misc]taylor:  Taking taylor expansion of (+ (* (/ 1 a) (/ 1 c)) (* (/ 1 b) (/ 1 d))) in c
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 c)) 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 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) (/ 1 d)) 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 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 a) 1) into (/ 1 a)
* [misc]backup-simplify:  Simplify (+ (/ 1 a) 0) 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 a) (/ 1 c)) (* (/ 1 b) (/ 1 d))) (sqr (hypot (/ 1 c) (/ 1 d)))) in a
* [misc]taylor:  Taking taylor expansion of (+ (* (/ 1 a) (/ 1 c)) (* (/ 1 b) (/ 1 d))) in a
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 c)) 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 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) (/ 1 d)) 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 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 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 a) (/ 1 c)) (* (/ 1 b) (/ 1 d))) (sqr (hypot (/ 1 c) (/ 1 d)))) in a
* [misc]taylor:  Taking taylor expansion of (+ (* (/ 1 a) (/ 1 c)) (* (/ 1 b) (/ 1 d))) in a
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 c)) 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 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) (/ 1 d)) 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 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 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 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 (/ 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 b) (/ 1 d)) into (/ 1 (* b d))
* [misc]backup-simplify:  Simplify (+ 0 (/ 1 (* b d))) into (/ 1 (* b d))
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ 1 c) (/ 1 d)) 0) (* 0 (hypot (/ 1 c) (/ 1 d)))) into 0
* [misc]backup-simplify:  Simplify (- (/ (/ 1 (* b d)) (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))) (* b d)))
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* b d))) in c
* [misc]taylor:  Taking taylor expansion of (* (sqr (hypot (/ 1 c) (/ 1 d))) (* b d)) 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 (* b d) in c
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into 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 (* b d) into (* b d)
* [misc]backup-simplify:  Simplify (* (sqr (hypot (/ 1 c) (/ 1 d))) (* b d)) into (* (sqr (hypot (/ 1 c) (/ 1 d))) (* b d))
* [misc]backup-simplify:  Simplify (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* b d))) into (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* b 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))) 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 b
* [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 b) (/ 0 b)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 b) 0) (* 0 (/ 1 d))) 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))) (* b 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]taylor:  Taking taylor expansion of (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* b d))) in b
* [misc]taylor:  Taking taylor expansion of (* (sqr (hypot (/ 1 c) (/ 1 d))) (* b d)) 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) 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 in b
* [misc]backup-simplify:  Simplify d into 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 d) into 0
* [misc]backup-simplify:  Simplify (* (sqr (hypot (/ 1 c) (/ 1 d))) 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 d)) 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]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 (+ (* (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 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 (+ (* (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 b) (/ 0 b)) (* 0 (/ 0 b)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 b) 0) (+ (* 0 0) (* 0 (/ 1 d)))) 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))) (* b 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 b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* b 0) (* 0 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 (+ (* (sqr (hypot (/ 1 c) (/ 1 d))) 0) (* 0 (* b d))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* b d))) (/ 0 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* b d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [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 b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 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 (+ (* (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]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  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 (+ (* (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 b) (/ 0 b)) (* 0 (/ 0 b)) (* 0 (/ 0 b)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 b) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 d))))) 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))) (* b 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 b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* b 0) (+ (* 0 0) (* 0 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 (+ (* (sqr (hypot (/ 1 c) (/ 1 d))) 0) (+ (* 0 0) (* 0 (* b d)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* b d))) (/ 0 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* b d)))) (* 0 (/ 0 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* b d)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [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 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]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 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 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]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  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 a)))))) (* (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) (* (/ 1 (/ 1 d)) (* (/ 1 (/ 1 b)) (* 1 1))))) into (+ (/ (* c a) (sqr (hypot (/ 1 c) (/ 1 d)))) (/ (* b d) (sqr (hypot (/ 1 c) (/ 1 d)))))
* [misc]approximate:  Taking taylor expansion of (/ (+ (* (/ 1 (- a)) (/ 1 (- c))) (* (/ 1 (- b)) (/ 1 (- d)))) (sqr (hypot (/ 1 (- c)) (/ 1 (- d))))) in (a c b d) around 0
* [misc]taylor:  Taking taylor expansion of (/ (+ (* (/ 1 (- a)) (/ 1 (- c))) (* (/ 1 (- b)) (/ 1 (- d)))) (sqr (hypot (/ 1 (- c)) (/ 1 (- d))))) in d
* [misc]taylor:  Taking taylor expansion of (+ (* (/ 1 (- a)) (/ 1 (- c))) (* (/ 1 (- b)) (/ 1 (- d)))) in d
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- c))) 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 (- 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)) (/ 1 (- d))) 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 (- 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 b) -1) into (/ 1 b)
* [misc]backup-simplify:  Simplify (+ 0 (/ 1 b)) 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 (- a)) (/ 1 (- c))) (* (/ 1 (- b)) (/ 1 (- d)))) (sqr (hypot (/ 1 (- c)) (/ 1 (- d))))) in b
* [misc]taylor:  Taking taylor expansion of (+ (* (/ 1 (- a)) (/ 1 (- c))) (* (/ 1 (- b)) (/ 1 (- d)))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- c))) 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 (- 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)) (/ 1 (- d))) 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 (- 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 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 (- a)) (/ 1 (- c))) (* (/ 1 (- b)) (/ 1 (- d)))) (sqr (hypot (/ 1 (- c)) (/ 1 (- d))))) in c
* [misc]taylor:  Taking taylor expansion of (+ (* (/ 1 (- a)) (/ 1 (- c))) (* (/ 1 (- b)) (/ 1 (- d)))) in c
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- c))) 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 (- 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)) (/ 1 (- d))) 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 (- 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 a) -1) into (/ 1 a)
* [misc]backup-simplify:  Simplify (+ (/ 1 a) 0) 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 (- a)) (/ 1 (- c))) (* (/ 1 (- b)) (/ 1 (- d)))) (sqr (hypot (/ 1 (- c)) (/ 1 (- d))))) in a
* [misc]taylor:  Taking taylor expansion of (+ (* (/ 1 (- a)) (/ 1 (- c))) (* (/ 1 (- b)) (/ 1 (- d)))) in a
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- c))) 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 (- 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)) (/ 1 (- d))) 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 (- 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 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 (- a)) (/ 1 (- c))) (* (/ 1 (- b)) (/ 1 (- d)))) (sqr (hypot (/ 1 (- c)) (/ 1 (- d))))) in a
* [misc]taylor:  Taking taylor expansion of (+ (* (/ 1 (- a)) (/ 1 (- c))) (* (/ 1 (- b)) (/ 1 (- d)))) in a
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- c))) 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 (- 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)) (/ 1 (- d))) 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 (- 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 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 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 (/ 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 b) (/ -1 d)) into (/ 1 (* b d))
* [misc]backup-simplify:  Simplify (+ 0 (/ 1 (* b d))) into (/ 1 (* b d))
* [misc]backup-simplify:  Simplify (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (* 0 (hypot (/ -1 c) (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (- (/ (/ 1 (* b d)) (sqr (hypot (/ -1 c) (/ -1 d)))) (+ (* (/ 1 (* c (sqr (hypot (/ -1 c) (/ -1 d))))) (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))))) into (/ 1 (* b (* d (sqr (hypot (/ -1 c) (/ -1 d))))))
* [misc]taylor:  Taking taylor expansion of (/ 1 (* b (* d (sqr (hypot (/ -1 c) (/ -1 d)))))) in c
* [misc]taylor:  Taking taylor expansion of (* b (* d (sqr (hypot (/ -1 c) (/ -1 d))))) in c
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [misc]taylor:  Taking taylor expansion of (* d (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 (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 (* d (sqr (hypot (/ -1 c) (/ -1 d)))) into (* d (sqr (hypot (/ -1 c) (/ -1 d))))
* [misc]backup-simplify:  Simplify (* b (* d (sqr (hypot (/ -1 c) (/ -1 d))))) into (* b (* d (sqr (hypot (/ -1 c) (/ -1 d)))))
* [misc]backup-simplify:  Simplify (/ 1 (* b (* d (sqr (hypot (/ -1 c) (/ -1 d)))))) into (/ 1 (* b (* 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 (- (+ (* (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) (/ 0 (sqr (hypot (/ -1 c) (/ -1 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 (/ 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 (- b) into (- b)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 b) (/ 0 (- b))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 b) 0) (* 0 (/ -1 d))) 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 (* b (* d (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]taylor:  Taking taylor expansion of (/ 1 (* b (* d (sqr (hypot (/ -1 c) (/ -1 d)))))) in b
* [misc]taylor:  Taking taylor expansion of (* b (* d (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 (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 (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 (* d (sqr (hypot (/ -1 c) (/ -1 d)))) into (* d (sqr (hypot (/ -1 c) (/ -1 d))))
* [misc]backup-simplify:  Simplify (* 0 (* d (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 (+ (* d 0) (* 0 (sqr (hypot (/ -1 c) (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 (* d (sqr (hypot (/ -1 c) (/ -1 d)))))) 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]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 (+ (* (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 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 (+ (* (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 (- 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 (+ (* (/ -1 b) 0) (+ (* 0 0) (* 0 (/ -1 d)))) 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 (* b (* d (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 b
* [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 (+ (* d 0) (* 0 (sqr (hypot (/ -1 c) (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* b 0) (* 0 (* d (sqr (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* b (* d (sqr (hypot (/ -1 c) (/ -1 d)))))) (/ 0 (* b (* d (sqr (hypot (/ -1 c) (/ -1 d))))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [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 b
* [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 (+ (* d 0) (+ (* 0 0) (* 0 (sqr (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 (* d (sqr (hypot (/ -1 c) (/ -1 d))))))) 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]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  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 (+ (* (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 (- 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 (+ (* (/ -1 b) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ -1 d))))) 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 (* b (* d (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 b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [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 (+ (* d 0) (+ (* 0 0) (* 0 (sqr (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* b 0) (+ (* 0 0) (* 0 (* d (sqr (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* b (* d (sqr (hypot (/ -1 c) (/ -1 d)))))) (/ 0 (* b (* d (sqr (hypot (/ -1 c) (/ -1 d))))))) (* 0 (/ 0 (* b (* d (sqr (hypot (/ -1 c) (/ -1 d))))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [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 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]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 (+ (* d 0) (+ (* 0 0) (+ (* 0 0) (* 0 (sqr (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 (* d (sqr (hypot (/ -1 c) (/ -1 d)))))))) 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]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  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 (- a))))))) (* (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) (* (/ 1 (/ 1 (- d))) (* (/ 1 (/ 1 (- b))) (* 1 1))))) into (+ (/ (* c a) (sqr (hypot (/ -1 c) (/ -1 d)))) (/ (* b d) (sqr (hypot (/ -1 c) (/ -1 d)))))
* * * * [misc]progress:  [ 2 / 3 ] generating series at (2 1)
* [misc]approximate:  Taking taylor expansion of (+ (* a c) (* b d)) in (a c b d) around 0
* [misc]taylor:  Taking taylor expansion of (+ (* a c) (* b d)) in d
* [misc]taylor:  Taking taylor expansion of (* a c) in d
* [misc]taylor:  Taking taylor expansion of a in d
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (* b 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 d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (+ (* a c) (* b d)) in b
* [misc]taylor:  Taking taylor expansion of (* a c) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (* b 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 in b
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (+ (* a c) (* b d)) in c
* [misc]taylor:  Taking taylor expansion of (* a 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 c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (* b d) in c
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (+ (* a c) (* b d)) in a
* [misc]taylor:  Taking taylor expansion of (* a c) 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 c in a
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (* b 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 d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (+ (* a c) (* b d)) in a
* [misc]taylor:  Taking taylor expansion of (* a c) 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 c in a
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (* b 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 d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (* 0 c) into 0
* [misc]backup-simplify:  Simplify (* b d) into (* b d)
* [misc]backup-simplify:  Simplify (+ 0 (* b d)) into (* b d)
* [misc]taylor:  Taking taylor expansion of (* b d) in c
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (* b d) into (* b d)
* [misc]taylor:  Taking taylor expansion of (* b 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 in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (* 0 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 c)) into c
* [misc]backup-simplify:  Simplify (+ (* b 0) (* 0 d)) 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 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 0 into 0
* [misc]backup-simplify:  Simplify (+ (* b 0) (* 0 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]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 d)) into 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 0) (+ (* 1 0) (* 0 c))) into 0
* [misc]backup-simplify:  Simplify (+ (* b 0) (+ (* 0 0) (* 0 d))) 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 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 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]approximate:  Taking taylor expansion of (+ (* (/ 1 a) (/ 1 c)) (* (/ 1 b) (/ 1 d))) in (a c b d) around 0
* [misc]taylor:  Taking taylor expansion of (+ (* (/ 1 a) (/ 1 c)) (* (/ 1 b) (/ 1 d))) in d
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 c)) 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 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) (/ 1 d)) 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 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) (/ 1 c)) (* (/ 1 b) (/ 1 d))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 c)) 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 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) (/ 1 d)) 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 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) (/ 1 c)) (* (/ 1 b) (/ 1 d))) in c
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 c)) 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 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) (/ 1 d)) 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 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) (/ 1 c)) (* (/ 1 b) (/ 1 d))) in a
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 c)) 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 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) (/ 1 d)) 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 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) (/ 1 c)) (* (/ 1 b) (/ 1 d))) in a
* [misc]taylor:  Taking taylor expansion of (* (/ 1 a) (/ 1 c)) 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 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) (/ 1 d)) 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 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 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 b
* [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 b) (/ 1 d)) into (/ 1 (* b d))
* [misc]backup-simplify:  Simplify (+ 0 (/ 1 (* b d))) into (/ 1 (* b d))
* [misc]taylor:  Taking taylor expansion of (/ 1 (* b d)) in c
* [misc]taylor:  Taking taylor expansion of (* b d) in c
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (* b d) into (* b d)
* [misc]backup-simplify:  Simplify (/ 1 (* b d)) into (/ 1 (* b d))
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [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 b) (/ 0 b)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 b) 0) (* 0 (/ 1 d))) 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 (/ 1 (* b d)) in b
* [misc]taylor:  Taking taylor expansion of (* b 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 in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (* 0 d) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 d)) into 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 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 (/ 0 1)) (* 0 (/ 0 1)))) 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 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 b) (/ 0 b)) (* 0 (/ 0 b)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 b) 0) (+ (* 0 0) (* 0 (/ 1 d)))) 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 b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* b 0) (* 0 d)) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* b d)) (/ 0 (* b d))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [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 b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 d))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 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 d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  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 (- (+ (* (/ 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 b) (/ 0 b)) (* 0 (/ 0 b)) (* 0 (/ 0 b)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 b) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 d))))) 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 b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* b 0) (+ (* 0 0) (* 0 d))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* b d)) (/ 0 (* b d))) (* 0 (/ 0 (* b d))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [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 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]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 d)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)) (* 0 (/ 0 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 d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking 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 a)))))) (* 1 (* (/ 1 (/ 1 d)) (* (/ 1 (/ 1 b)) (* 1 1))))) into (+ (* b d) (* c a))
* [misc]approximate:  Taking taylor expansion of (+ (* (/ 1 (- a)) (/ 1 (- c))) (* (/ 1 (- b)) (/ 1 (- d)))) in (a c b d) around 0
* [misc]taylor:  Taking taylor expansion of (+ (* (/ 1 (- a)) (/ 1 (- c))) (* (/ 1 (- b)) (/ 1 (- d)))) in d
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- c))) 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 (- 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)) (/ 1 (- d))) 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 (- 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)) (/ 1 (- c))) (* (/ 1 (- b)) (/ 1 (- d)))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- c))) 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 (- 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)) (/ 1 (- d))) 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 (- 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)) (/ 1 (- c))) (* (/ 1 (- b)) (/ 1 (- d)))) in c
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- c))) 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 (- 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)) (/ 1 (- d))) 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 (- 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)) (/ 1 (- c))) (* (/ 1 (- b)) (/ 1 (- d)))) in a
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- c))) 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 (- 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)) (/ 1 (- d))) 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 (- 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)) (/ 1 (- c))) (* (/ 1 (- b)) (/ 1 (- d)))) in a
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- a)) (/ 1 (- c))) 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 (- 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)) (/ 1 (- d))) 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 (- 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 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 b
* [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 b) (/ -1 d)) into (/ 1 (* b d))
* [misc]backup-simplify:  Simplify (+ 0 (/ 1 (* b d))) into (/ 1 (* b d))
* [misc]taylor:  Taking taylor expansion of (/ 1 (* b d)) in c
* [misc]taylor:  Taking taylor expansion of (* b d) in c
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (* b d) into (* b d)
* [misc]backup-simplify:  Simplify (/ 1 (* b d)) into (/ 1 (* b d))
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [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 (- b) into (- b)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 b) (/ 0 (- b))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 b) 0) (* 0 (/ -1 d))) 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 (/ 1 (* b d)) in b
* [misc]taylor:  Taking taylor expansion of (* b 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 in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (* 0 d) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 d)) into 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 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 (/ 0 1)) (* 0 (/ 0 1)))) 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 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 (- 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 (+ (* (/ -1 b) 0) (+ (* 0 0) (* 0 (/ -1 d)))) 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 b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* b 0) (* 0 d)) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* b d)) (/ 0 (* b d))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [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 b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 d))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 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 d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  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 (- 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 (- 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 (+ (* (/ -1 b) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ -1 d))))) 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 b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* b 0) (+ (* 0 0) (* 0 d))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* b d)) (/ 0 (* b d))) (* 0 (/ 0 (* b d))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [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 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]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 d)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)) (* 0 (/ 0 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 d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking 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 (- a))))))) (* 1 (* (/ 1 (/ 1 (- d))) (* (/ 1 (/ 1 (- b))) (* 1 1))))) into (+ (* b d) (* c a))
* * * * [misc]progress:  [ 3 / 3 ] 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:  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 / 60 ] simplifiying candidate #<alt-event (λ (a b c d) (+ (/ (* c a) (sqr (hypot c d))) (/ (* b d) (sqr (hypot c d)))))>
* [enter]simplify:  Simplifying (+ (/ (* c a) (sqr (hypot c d))) (/ (* b d) (sqr (hypot c d))))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (19 enodes)
* * [misc]simplify:  iters left: 4 (33 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 (fma (/ b (hypot c d)) (/ d (hypot c d)) (/ (/ c (hypot c d)) (/ (hypot c d) a)))
* * * * [misc]progress:  [ 2 / 60 ] simplifiying candidate #<alt-event (λ (a b c d) (+ (/ (* c a) (sqr (hypot (/ 1 c) (/ 1 d)))) (/ (* b d) (sqr (hypot (/ 1 c) (/ 1 d))))))>
* [enter]simplify:  Simplifying (+ (/ (* c a) (sqr (hypot (/ 1 c) (/ 1 d)))) (/ (* b d) (sqr (hypot (/ 1 c) (/ 1 d)))))
* * [misc]simplify:  iters left: 6 (14 enodes)
* * [misc]simplify:  iters left: 5 (24 enodes)
* * [misc]simplify:  iters left: 4 (38 enodes)
* * [misc]simplify:  iters left: 3 (72 enodes)
* * [misc]simplify:  iters left: 2 (84 enodes)
* * [misc]simplify:  iters left: 1 (96 enodes)
* [exit]simplify:  Simplified to (fma (/ d (hypot (/ 1 c) (/ 1 d))) (/ b (hypot (/ 1 c) (/ 1 d))) (/ (/ a (hypot (/ 1 c) (/ 1 d))) (/ (hypot (/ 1 c) (/ 1 d)) c)))
* * * * [misc]progress:  [ 3 / 60 ] simplifiying candidate #<alt-event (λ (a b c d) (+ (/ (* c a) (sqr (hypot (/ -1 c) (/ -1 d)))) (/ (* b d) (sqr (hypot (/ -1 c) (/ -1 d))))))>
* [enter]simplify:  Simplifying (+ (/ (* c a) (sqr (hypot (/ -1 c) (/ -1 d)))) (/ (* b d) (sqr (hypot (/ -1 c) (/ -1 d)))))
* * [misc]simplify:  iters left: 6 (14 enodes)
* * [misc]simplify:  iters left: 5 (22 enodes)
* * [misc]simplify:  iters left: 4 (36 enodes)
* * [misc]simplify:  iters left: 3 (70 enodes)
* * [misc]simplify:  iters left: 2 (82 enodes)
* * [misc]simplify:  iters left: 1 (94 enodes)
* [exit]simplify:  Simplified to (fma (/ d (hypot (/ -1 c) (/ -1 d))) (/ b (hypot (/ -1 c) (/ -1 d))) (* (/ c (hypot (/ -1 c) (/ -1 d))) (/ a (hypot (/ -1 c) (/ -1 d)))))
* * * * [misc]progress:  [ 4 / 60 ] 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:  [ 5 / 60 ] simplifiying candidate #<alt-event (λ (a b c d) (/ (+ (* b d) (* c a)) (sqr (hypot c d))))>
* [enter]simplify:  Simplifying (/ (+ (* b d) (* c a)) (sqr (hypot c d)))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (15 enodes)
* * [misc]simplify:  iters left: 4 (20 enodes)
* [exit]simplify:  Simplified to (/ (fma d b (* a c)) (* (hypot c d) (hypot c d)))
* * * * [misc]progress:  [ 6 / 60 ] simplifiying candidate #<alt-event (λ (a b c d) (/ (+ (* b d) (* c a)) (sqr (hypot c d))))>
* [enter]simplify:  Simplifying (/ (+ (* b d) (* c a)) (sqr (hypot c d)))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (15 enodes)
* * [misc]simplify:  iters left: 4 (20 enodes)
* [exit]simplify:  Simplified to (/ (fma d b (* a c)) (* (hypot c d) (hypot c d)))
* * * * [misc]progress:  [ 7 / 60 ] simplifiying candidate #<alt-event (λ (a b c d) (/ (+ (* a c) (* b d)) (sqr (hypot c d))))>
* [enter]simplify:  Simplifying (/ (+ (* a c) (* b d)) (sqr (hypot c d)))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (15 enodes)
* * [misc]simplify:  iters left: 4 (20 enodes)
* [exit]simplify:  Simplified to (/ (fma c a (* d b)) (* (hypot c d) (hypot c d)))
* * * * [misc]progress:  [ 8 / 60 ] simplifiying candidate #<alt-event (λ (a b c d) (/ (+ (* a c) (* b d)) (sqr (hypot (/ 1 c) (/ 1 d)))))>
* [enter]simplify:  Simplifying (/ (+ (* a c) (* b d)) (sqr (hypot (/ 1 c) (/ 1 d))))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (20 enodes)
* * [misc]simplify:  iters left: 4 (25 enodes)
* [exit]simplify:  Simplified to (/ (/ (fma c a (* d b)) (hypot (/ 1 c) (/ 1 d))) (hypot (/ 1 c) (/ 1 d)))
* * * * [misc]progress:  [ 9 / 60 ] simplifiying candidate #<alt-event (λ (a b c d) (/ (+ (* a c) (* b d)) (sqr (hypot (/ -1 c) (/ -1 d)))))>
* [enter]simplify:  Simplifying (/ (+ (* a c) (* b d)) (sqr (hypot (/ -1 c) (/ -1 d))))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (18 enodes)
* * [misc]simplify:  iters left: 4 (23 enodes)
* [exit]simplify:  Simplified to (/ (fma c a (* d b)) (* (hypot (/ -1 c) (/ -1 d)) (hypot (/ -1 c) (/ -1 d))))
* * * * [misc]progress:  [ 10 / 60 ] simplifiying candidate #<alt-delta (λ (a b c d) (log1p (expm1 (/ (+ (* a c) (* b d)) (sqr (hypot c d))))))>
* [enter]simplify:  Simplifying (expm1 (/ (+ (* a c) (* b d)) (sqr (hypot c d))))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (16 enodes)
* * [misc]simplify:  iters left: 4 (21 enodes)
* [exit]simplify:  Simplified to (expm1 (/ (fma c a (* d b)) (* (hypot c d) (hypot c d))))
* [exit]simplify:  Simplified to (expm1 (/ (fma c a (* d b)) (* (hypot c d) (hypot c d))))
* * * * [misc]progress:  [ 11 / 60 ] simplifiying candidate #<alt-delta (λ (a b c d) (expm1 (log1p (/ (+ (* a c) (* b d)) (sqr (hypot c d))))))>
* [enter]simplify:  Simplifying (log1p (/ (+ (* a c) (* b d)) (sqr (hypot c d))))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (16 enodes)
* * [misc]simplify:  iters left: 4 (21 enodes)
* [exit]simplify:  Simplified to (log1p (/ (fma c a (* d b)) (* (hypot c d) (hypot c d))))
* [exit]simplify:  Simplified to (log1p (/ (fma c a (* d b)) (* (hypot c d) (hypot c d))))
* * * * [misc]progress:  [ 12 / 60 ] simplifiying candidate #<alt-delta (λ (a b c d) (pow (/ (+ (* a c) (* b d)) (sqr (hypot c d))) 1))>
* * * * [misc]progress:  [ 13 / 60 ] simplifiying candidate #<alt-delta (λ (a b c d) (exp (- (log (+ (* a c) (* b d))) (log (sqr (hypot c d))))))>
* [enter]simplify:  Simplifying (- (log (+ (* a c) (* b d))) (log (sqr (hypot c d))))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (17 enodes)
* * [misc]simplify:  iters left: 4 (22 enodes)
* * [misc]simplify:  iters left: 3 (24 enodes)
* [exit]simplify:  Simplified to (- (log (fma c a (* d b))) (log (* (hypot c d) (hypot c d))))
* [exit]simplify:  Simplified to (- (log (fma c a (* d b))) (log (* (hypot c d) (hypot c d))))
* * * * [misc]progress:  [ 14 / 60 ] simplifiying candidate #<alt-delta (λ (a b c d) (exp (log (/ (+ (* a c) (* b d)) (sqr (hypot c d))))))>
* [enter]simplify:  Simplifying (log (/ (+ (* a c) (* b d)) (sqr (hypot c d))))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (19 enodes)
* * [misc]simplify:  iters left: 4 (26 enodes)
* * [misc]simplify:  iters left: 3 (28 enodes)
* * [misc]simplify:  iters left: 2 (30 enodes)
* [exit]simplify:  Simplified to (log (/ (fma c a (* d b)) (* (hypot c d) (hypot c d))))
* [exit]simplify:  Simplified to (log (/ (fma c a (* d b)) (* (hypot c d) (hypot c d))))
* * * * [misc]progress:  [ 15 / 60 ] simplifiying candidate #<alt-delta (λ (a b c d) (log (exp (/ (+ (* a c) (* b d)) (sqr (hypot c d))))))>
* [enter]simplify:  Simplifying (exp (/ (+ (* a c) (* b d)) (sqr (hypot c d))))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (16 enodes)
* * [misc]simplify:  iters left: 4 (21 enodes)
* [exit]simplify:  Simplified to (exp (/ (fma c a (* d b)) (* (hypot c d) (hypot c d))))
* [exit]simplify:  Simplified to (exp (/ (fma c a (* d b)) (* (hypot c d) (hypot c d))))
* * * * [misc]progress:  [ 16 / 60 ] simplifiying candidate #<alt-delta (λ (a b c d) (cbrt (/ (cube (+ (* a c) (* b d))) (cube (sqr (hypot c d))))))>
* [enter]simplify:  Simplifying (/ (cube (+ (* a c) (* b d))) (cube (sqr (hypot c d))))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (21 enodes)
* * [misc]simplify:  iters left: 4 (40 enodes)
* * [misc]simplify:  iters left: 3 (121 enodes)
* * [misc]simplify:  iters left: 2 (363 enodes)
* [exit]simplify:  Simplified to (cube (/ (fma c a (* d b)) (* (hypot c d) (hypot c d))))
* [exit]simplify:  Simplified to (cube (/ (fma c a (* d b)) (* (hypot c d) (hypot c d))))
* * * * [misc]progress:  [ 17 / 60 ] simplifiying candidate #<alt-delta (λ (a b c d) (cube (cbrt (/ (+ (* a c) (* b d)) (sqr (hypot c d))))))>
* [enter]simplify:  Simplifying (cbrt (/ (+ (* a c) (* b d)) (sqr (hypot c d))))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (16 enodes)
* * [misc]simplify:  iters left: 4 (21 enodes)
* [exit]simplify:  Simplified to (cbrt (/ (fma c a (* d b)) (* (hypot c d) (hypot c d))))
* [exit]simplify:  Simplified to (cbrt (/ (fma c a (* d b)) (* (hypot c d) (hypot c d))))
* * * * [misc]progress:  [ 18 / 60 ] simplifiying candidate #<alt-delta (λ (a b c d) (cbrt (cube (/ (+ (* a c) (* b d)) (sqr (hypot c d))))))>
* [enter]simplify:  Simplifying (cube (/ (+ (* a c) (* b d)) (sqr (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 (77 enodes)
* * [misc]simplify:  iters left: 2 (181 enodes)
* [exit]simplify:  Simplified to (cube (/ (fma c a (* d b)) (* (hypot c d) (hypot c d))))
* [exit]simplify:  Simplified to (cube (/ (fma c a (* d b)) (* (hypot c d) (hypot c d))))
* * * * [misc]progress:  [ 19 / 60 ] simplifiying candidate #<alt-delta (λ (a b c d) (cube (/ (cbrt (+ (* a c) (* b d))) (cbrt (sqr (hypot c d))))))>
* [enter]simplify:  Simplifying (/ (cbrt (+ (* a c) (* b d))) (cbrt (sqr (hypot c d))))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (17 enodes)
* * [misc]simplify:  iters left: 4 (20 enodes)
* [exit]simplify:  Simplified to (/ (cbrt (fma c a (* d b))) (cbrt (* (hypot c d) (hypot c d))))
* [exit]simplify:  Simplified to (/ (cbrt (fma c a (* d b))) (cbrt (* (hypot c d) (hypot c d))))
* * * * [misc]progress:  [ 20 / 60 ] simplifiying candidate #<alt-delta (λ (a b c d) (sqr (sqrt (/ (+ (* a c) (* b d)) (sqr (hypot c d))))))>
* [enter]simplify:  Simplifying (sqrt (/ (+ (* a c) (* b d)) (sqr (hypot c d))))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (16 enodes)
* * [misc]simplify:  iters left: 4 (21 enodes)
* [exit]simplify:  Simplified to (sqrt (/ (fma c a (* d b)) (* (hypot c d) (hypot c d))))
* [exit]simplify:  Simplified to (sqrt (/ (fma c a (* d b)) (* (hypot c d) (hypot c d))))
* * * * [misc]progress:  [ 21 / 60 ] simplifiying candidate #<alt-delta (λ (a b c d) (sqr (/ (sqrt (+ (* a c) (* b d))) (hypot c d))))>
* [enter]simplify:  Simplifying (/ (sqrt (+ (* a c) (* b d))) (hypot c d))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (14 enodes)
* * [misc]simplify:  iters left: 4 (17 enodes)
* [exit]simplify:  Simplified to (/ (sqrt (fma c a (* d b))) (hypot c d))
* [exit]simplify:  Simplified to (/ (sqrt (fma c a (* d b))) (hypot c d))
* * * * [misc]progress:  [ 22 / 60 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (- (+ (* a c) (* b d))) (- (sqr (hypot c d)))))>
* [enter]simplify:  Simplifying (- (+ (* a c) (* b d)))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (15 enodes)
* * [misc]simplify:  iters left: 4 (31 enodes)
* * [misc]simplify:  iters left: 3 (39 enodes)
* [exit]simplify:  Simplified to (- (fma c a (* d b)))
* [exit]simplify:  Simplified to (- (fma c a (* d b)))
* [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:  [ 23 / 60 ] simplifiying candidate #<alt-delta (λ (a b c d) (* (/ 1 (sqr 1)) (/ (+ (* a c) (* b 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 (/ (+ (* a c) (* b d)) (sqr (hypot c d)))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (15 enodes)
* * [misc]simplify:  iters left: 4 (20 enodes)
* [exit]simplify:  Simplified to (/ (fma c a (* d b)) (* (hypot c d) (hypot c d)))
* [exit]simplify:  Simplified to (/ (fma c a (* d b)) (* (hypot c d) (hypot c d)))
* * * * [misc]progress:  [ 24 / 60 ] simplifiying candidate #<alt-delta (λ (a b c d) (* (/ 1 (hypot c d)) (/ (+ (* a c) (* b 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 (/ (+ (* a c) (* b d)) (hypot c d))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (13 enodes)
* * [misc]simplify:  iters left: 4 (16 enodes)
* [exit]simplify:  Simplified to (/ (fma c a (* d b)) (hypot c d))
* [exit]simplify:  Simplified to (/ (fma c a (* d b)) (hypot c d))
* * * * [misc]progress:  [ 25 / 60 ] simplifiying candidate #<alt-delta (λ (a b c d) (* (/ 1 1) (/ (+ (* a c) (* b 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 (/ (+ (* a c) (* b d)) (sqr (hypot c d)))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (15 enodes)
* * [misc]simplify:  iters left: 4 (20 enodes)
* [exit]simplify:  Simplified to (/ (fma c a (* d b)) (* (hypot c d) (hypot c d)))
* [exit]simplify:  Simplified to (/ (fma c a (* d b)) (* (hypot c d) (hypot c d)))
* * * * [misc]progress:  [ 26 / 60 ] simplifiying candidate #<alt-delta (λ (a b c d) (* 1 (/ (+ (* a c) (* b d)) (sqr (hypot c d)))))>
* * * * [misc]progress:  [ 27 / 60 ] simplifiying candidate #<alt-delta (λ (a b c d) (* (+ (* a c) (* b 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:  [ 28 / 60 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ 1 (/ (sqr (hypot c d)) (+ (* a c) (* b d)))))>
* [enter]simplify:  Simplifying (/ (sqr (hypot c d)) (+ (* a c) (* b d)))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (15 enodes)
* * [misc]simplify:  iters left: 4 (20 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)) (fma a c (* b d)))
* [exit]simplify:  Simplified to (/ (* (hypot c d) (hypot c d)) (fma a c (* b d)))
* * * * [misc]progress:  [ 29 / 60 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (/ (+ (* a c) (* b d)) (sqr 1)) (sqr (hypot c d))))>
* [enter]simplify:  Simplifying (/ (+ (* a c) (* b d)) (sqr 1))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (17 enodes)
* * [misc]simplify:  iters left: 4 (20 enodes)
* [exit]simplify:  Simplified to (/ (fma c a (* d b)) 1)
* [exit]simplify:  Simplified to (/ (fma c a (* d b)) 1)
* * * * [misc]progress:  [ 30 / 60 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (/ (+ (* a c) (* b d)) (hypot c d)) (hypot c d)))>
* [enter]simplify:  Simplifying (/ (+ (* a c) (* b d)) (hypot c d))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (13 enodes)
* * [misc]simplify:  iters left: 4 (16 enodes)
* [exit]simplify:  Simplified to (/ (fma c a (* d b)) (hypot c d))
* [exit]simplify:  Simplified to (/ (fma c a (* d b)) (hypot c d))
* * * * [misc]progress:  [ 31 / 60 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (/ (+ (* a c) (* b d)) 1) (sqr (hypot c d))))>
* [enter]simplify:  Simplifying (/ (+ (* a c) (* b d)) 1)
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (15 enodes)
* * [misc]simplify:  iters left: 4 (18 enodes)
* [exit]simplify:  Simplified to (/ (fma c a (* d b)) 1)
* [exit]simplify:  Simplified to (/ (fma c a (* d b)) 1)
* * * * [misc]progress:  [ 32 / 60 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ 1 (/ (sqr (hypot c d)) (+ (* a c) (* b d)))))>
* [enter]simplify:  Simplifying (/ (sqr (hypot c d)) (+ (* a c) (* b d)))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (15 enodes)
* * [misc]simplify:  iters left: 4 (20 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)) (fma a c (* b d)))
* [exit]simplify:  Simplified to (/ (* (hypot c d) (hypot c d)) (fma a c (* b d)))
* * * * [misc]progress:  [ 33 / 60 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (- (pow (* a c) 3) (pow (* b d) 3)) (* (sqr (hypot c d)) (+ (sqr (* a c)) (- (sqr (* b d)) (* (* a c) (* b d)))))))>
* [enter]simplify:  Simplifying (* (sqr (hypot c d)) (+ (sqr (* a c)) (- (sqr (* b d)) (* (* a c) (* b d)))))
* * [misc]simplify:  iters left: 6 (14 enodes)
* * [misc]simplify:  iters left: 5 (37 enodes)
* * [misc]simplify:  iters left: 4 (74 enodes)
* * [misc]simplify:  iters left: 3 (144 enodes)
* * [misc]simplify:  iters left: 2 (263 enodes)
* * [misc]simplify:  iters left: 1 (357 enodes)
* [exit]simplify:  Simplified to (* (fma (* c a) (- (* c a) (* d b)) (* (* d b) (* d b))) (* (hypot c d) (hypot c d)))
* [exit]simplify:  Simplified to (* (fma (* c a) (- (* c a) (* d b)) (* (* d b) (* d b))) (* (hypot c d) (hypot c d)))
* * * * [misc]progress:  [ 34 / 60 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (- (sqr (* a c)) (sqr (* b d))) (* (sqr (hypot c d)) (- (* a c) (* b d)))))>
* [enter]simplify:  Simplifying (* (sqr (hypot c d)) (- (* a c) (* b d)))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (14 enodes)
* * [misc]simplify:  iters left: 4 (16 enodes)
* * [misc]simplify:  iters left: 3 (18 enodes)
* [exit]simplify:  Simplified to (* (* (hypot c d) (hypot c d)) (- (* c a) (* b d)))
* [exit]simplify:  Simplified to (* (* (hypot c d) (hypot c d)) (- (* c a) (* b d)))
* * * * [misc]progress:  [ 35 / 60 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (log1p (expm1 (+ (* a c) (* b d)))) (sqr (hypot c d))))>
* [enter]simplify:  Simplifying (expm1 (+ (* a c) (* b d)))
* * [misc]simplify:  iters left: 5 (8 enodes)
* * [misc]simplify:  iters left: 4 (12 enodes)
* * [misc]simplify:  iters left: 3 (15 enodes)
* [exit]simplify:  Simplified to (expm1 (fma c a (* d b)))
* [exit]simplify:  Simplified to (expm1 (fma c a (* d b)))
* * * * [misc]progress:  [ 36 / 60 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (expm1 (log1p (+ (* a c) (* b d)))) (sqr (hypot c d))))>
* [enter]simplify:  Simplifying (log1p (+ (* a c) (* b d)))
* * [misc]simplify:  iters left: 5 (8 enodes)
* * [misc]simplify:  iters left: 4 (12 enodes)
* * [misc]simplify:  iters left: 3 (15 enodes)
* [exit]simplify:  Simplified to (log1p (fma c a (* d b)))
* [exit]simplify:  Simplified to (log1p (fma c a (* d b)))
* * * * [misc]progress:  [ 37 / 60 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (fma a c (* b d)) (sqr (hypot c d))))>
* * * * [misc]progress:  [ 38 / 60 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (log (* (exp (* a c)) (exp (* b d)))) (sqr (hypot c d))))>
* [enter]simplify:  Simplifying (* (exp (* a c)) (exp (* b d)))
* * [misc]simplify:  iters left: 5 (9 enodes)
* * [misc]simplify:  iters left: 4 (18 enodes)
* * [misc]simplify:  iters left: 3 (22 enodes)
* * [misc]simplify:  iters left: 2 (24 enodes)
* [exit]simplify:  Simplified to (exp (fma b d (* c a)))
* [exit]simplify:  Simplified to (exp (fma b d (* c a)))
* * * * [misc]progress:  [ 39 / 60 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (pow (+ (* a c) (* b d)) 1) (sqr (hypot c d))))>
* * * * [misc]progress:  [ 40 / 60 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (exp (log (+ (* a c) (* b d)))) (sqr (hypot c d))))>
* [enter]simplify:  Simplifying (log (+ (* a c) (* b d)))
* * [misc]simplify:  iters left: 5 (8 enodes)
* * [misc]simplify:  iters left: 4 (12 enodes)
* * [misc]simplify:  iters left: 3 (15 enodes)
* [exit]simplify:  Simplified to (log (fma c a (* d b)))
* [exit]simplify:  Simplified to (log (fma c a (* d b)))
* * * * [misc]progress:  [ 41 / 60 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (log (exp (+ (* a c) (* b d)))) (sqr (hypot c d))))>
* [enter]simplify:  Simplifying (exp (+ (* a c) (* b d)))
* * [misc]simplify:  iters left: 5 (8 enodes)
* * [misc]simplify:  iters left: 4 (15 enodes)
* * [misc]simplify:  iters left: 3 (27 enodes)
* [exit]simplify:  Simplified to (exp (fma c a (* d b)))
* [exit]simplify:  Simplified to (exp (fma c a (* d b)))
* * * * [misc]progress:  [ 42 / 60 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (cube (cbrt (+ (* a c) (* b d)))) (sqr (hypot c d))))>
* [enter]simplify:  Simplifying (cbrt (+ (* a c) (* b d)))
* * [misc]simplify:  iters left: 5 (8 enodes)
* * [misc]simplify:  iters left: 4 (12 enodes)
* * [misc]simplify:  iters left: 3 (15 enodes)
* [exit]simplify:  Simplified to (cbrt (fma c a (* d b)))
* [exit]simplify:  Simplified to (cbrt (fma c a (* d b)))
* * * * [misc]progress:  [ 43 / 60 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (cbrt (cube (+ (* a c) (* b d)))) (sqr (hypot c d))))>
* [enter]simplify:  Simplifying (cube (+ (* a c) (* b d)))
* * [misc]simplify:  iters left: 5 (8 enodes)
* * [misc]simplify:  iters left: 4 (14 enodes)
* * [misc]simplify:  iters left: 3 (27 enodes)
* * [misc]simplify:  iters left: 2 (83 enodes)
* * [misc]simplify:  iters left: 1 (254 enodes)
* [exit]simplify:  Simplified to (cube (fma c a (* d b)))
* [exit]simplify:  Simplified to (cube (fma c a (* d b)))
* * * * [misc]progress:  [ 44 / 60 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (sqr (sqrt (+ (* a c) (* b d)))) (sqr (hypot c d))))>
* [enter]simplify:  Simplifying (sqrt (+ (* a c) (* b d)))
* * [misc]simplify:  iters left: 5 (8 enodes)
* * [misc]simplify:  iters left: 4 (12 enodes)
* * [misc]simplify:  iters left: 3 (15 enodes)
* [exit]simplify:  Simplified to (sqrt (fma c a (* d b)))
* [exit]simplify:  Simplified to (sqrt (fma c a (* d b)))
* * * * [misc]progress:  [ 45 / 60 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (* 1 (+ (* a c) (* b d))) (sqr (hypot c d))))>
* * * * [misc]progress:  [ 46 / 60 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (/ (- (pow (* a c) 3) (pow (* b d) 3)) (+ (sqr (* a c)) (- (sqr (* b d)) (* (* a c) (* b d))))) (sqr (hypot c d))))>
* [enter]simplify:  Simplifying (- (pow (* a c) 3) (pow (* b 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 a)) (cube (* d b)))
* [exit]simplify:  Simplified to (- (cube (* c a)) (cube (* d b)))
* [enter]simplify:  Simplifying (+ (sqr (* a c)) (- (sqr (* b d)) (* (* a c) (* b d))))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (26 enodes)
* * [misc]simplify:  iters left: 4 (47 enodes)
* * [misc]simplify:  iters left: 3 (91 enodes)
* * [misc]simplify:  iters left: 2 (139 enodes)
* * [misc]simplify:  iters left: 1 (172 enodes)
* [exit]simplify:  Simplified to (fma (* c a) (- (* c a) (* b d)) (sqr (* b d)))
* [exit]simplify:  Simplified to (fma (* c a) (- (* c a) (* b d)) (sqr (* b d)))
* * * * [misc]progress:  [ 47 / 60 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (/ (- (sqr (* a c)) (sqr (* b d))) (- (* a c) (* b d))) (sqr (hypot c d))))>
* [enter]simplify:  Simplifying (- (sqr (* a c)) (sqr (* b 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 a) (* c a)) (sqr (* b d)))
* [exit]simplify:  Simplified to (- (* (* c a) (* c a)) (sqr (* b d)))
* [enter]simplify:  Simplifying (- (* a c) (* b d))
* * [misc]simplify:  iters left: 4 (7 enodes)
* * [misc]simplify:  iters left: 3 (9 enodes)
* [exit]simplify:  Simplified to (- (* c a) (* d b))
* [exit]simplify:  Simplified to (- (* c a) (* d b))
* * * * [misc]progress:  [ 48 / 60 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (+ (* b d) (* a c)) (sqr (hypot c d))))>
* * * * [misc]progress:  [ 49 / 60 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (+ (* a c) (* b 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:  [ 50 / 60 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (+ (* a c) (* b 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:  [ 51 / 60 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (+ (* a c) (* b d)) (pow (hypot c d) 2)))>
* * * * [misc]progress:  [ 52 / 60 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (+ (* a c) (* b d)) (pow (sqr (hypot c d)) 1)))>
* * * * [misc]progress:  [ 53 / 60 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (+ (* a c) (* b 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:  [ 54 / 60 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (+ (* a c) (* b 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:  [ 55 / 60 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (+ (* a c) (* b 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:  [ 56 / 60 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (+ (* a c) (* b 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:  [ 57 / 60 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (+ (* a c) (* b 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:  [ 58 / 60 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (+ (* a c) (* b 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:  [ 59 / 60 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (+ (* a c) (* b d)) (* (hypot c d) (hypot c d))))>
* * * * [misc]progress:  [ 60 / 60 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (+ (* a c) (* b d)) (* 1 (sqr (hypot c d)))))>
* * * [misc]progress:  adding candidates to table
* * [misc]progress:  iteration 3 / 3
* * * [misc]progress:  picking best candidate
* * * * [misc]pick:  Picked  #<alt-event (λ (a b c d) (+ (/ (* c a) (sqr (hypot c d))) (/ (* b 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 (/ (* b d) (sqr (hypot c d))) in (b d c) around 0
* [misc]taylor:  Taking taylor expansion of (/ (* b d) (sqr (hypot c d))) in c
* [misc]taylor:  Taking taylor expansion of (* b d) in c
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [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 d) into (* b d)
* [misc]backup-simplify:  Simplify (* (hypot c d) (hypot c d)) into (sqr (hypot c d))
* [misc]backup-simplify:  Simplify (/ (* b d) (sqr (hypot c d))) into (/ (* b d) (sqr (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (/ (* b d) (sqr (hypot c d))) in d
* [misc]taylor:  Taking taylor expansion of (* b 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 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 0) into 0
* [misc]backup-simplify:  Simplify (+ (* b 1) (* 0 0)) into b
* [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 d) (sqr (hypot c d))) in b
* [misc]taylor:  Taking taylor expansion of (* b 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 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 d) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 d)) 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 (/ (* b d) (sqr (hypot c d))) in b
* [misc]taylor:  Taking taylor expansion of (* b 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 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 d) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 d)) 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 (/ 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 (/ 1 (sqr (hypot c d))) in c
* [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 (/ 1 (sqr (hypot c d))) into (/ 1 (sqr (hypot c d)))
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 d))) 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]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 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 (+ (* (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 c
* [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]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 d)))) 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 (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 c
* [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]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 (sqr (hypot c d))) (+ (* (/ 1 (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]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (* (/ 1 (sqr (hypot c d))) (* 1 (* d b))) into (/ (* b d) (sqr (hypot c d)))
* [misc]approximate:  Taking taylor expansion of (/ (* (/ 1 b) (/ 1 d)) (sqr (hypot (/ 1 c) (/ 1 d)))) in (b d c) around 0
* [misc]taylor:  Taking taylor expansion of (/ (* (/ 1 b) (/ 1 d)) (sqr (hypot (/ 1 c) (/ 1 d)))) in c
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 d)) 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 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 d)) into (/ 1 (* b 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 (* b d)) (sqr (hypot (/ 1 c) (/ 1 d)))) into (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* b d)))
* [misc]taylor:  Taking taylor expansion of (/ (* (/ 1 b) (/ 1 d)) (sqr (hypot (/ 1 c) (/ 1 d)))) in d
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 d)) 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 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 b) 1) 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 d)) (sqr (hypot (/ 1 c) (/ 1 d)))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 d)) 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 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 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 d)) (sqr (hypot (/ 1 c) (/ 1 d)))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 d)) 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 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 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 (* (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 (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) 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]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 (sqr (hypot (/ 1 c) (/ 1 d)))) into (/ 1 (sqr (hypot (/ 1 c) (/ 1 d))))
* [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 (+ (* (hypot (/ 1 c) (/ 1 d)) 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))) 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 (+ (* (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 c
* [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 d) (/ 0 d)) (* 0 (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 (/ 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 (sqr (hypot (/ 1 c) (/ 1 d)))) (+ (* (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) 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 c
* [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 (+ (* (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 c
* [misc]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 (- (+ (* (/ 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 0 into 0
* [misc]backup-simplify:  Simplify (* (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) (* 1 (* (/ 1 (/ 1 d)) (/ 1 (/ 1 b))))) into (/ (* b d) (sqr (hypot (/ 1 c) (/ 1 d))))
* [misc]approximate:  Taking taylor expansion of (/ (* (/ 1 (- b)) (/ 1 (- d))) (sqr (hypot (/ 1 (- c)) (/ 1 (- d))))) in (b d c) around 0
* [misc]taylor:  Taking taylor expansion of (/ (* (/ 1 (- b)) (/ 1 (- d))) (sqr (hypot (/ 1 (- c)) (/ 1 (- d))))) in c
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- d))) 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 (- 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 d)) into (/ 1 (* b 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 (* b d)) (sqr (hypot (/ -1 c) (/ -1 d)))) into (/ 1 (* b (* d (sqr (hypot (/ -1 c) (/ -1 d))))))
* [misc]taylor:  Taking taylor expansion of (/ (* (/ 1 (- b)) (/ 1 (- d))) (sqr (hypot (/ 1 (- c)) (/ 1 (- d))))) in d
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- d))) 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 (- 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 b) -1) 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 (- d))) (sqr (hypot (/ 1 (- c)) (/ 1 (- d))))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- d))) 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 (- 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 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 (- d))) (sqr (hypot (/ 1 (- c)) (/ 1 (- d))))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- d))) 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 (- 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 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 (* 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 (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) 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]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 (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 (- 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 (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (* 0 (hypot (/ -1 c) (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (sqr (hypot (/ -1 c) (/ -1 d)))) (+ (* (/ 1 (* d (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 (+ (* (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 c
* [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 (- 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 (- 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 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 (sqr (hypot (/ -1 c) (/ -1 d)))) (+ (* (/ 1 (* d (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 c
* [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 (- (+ (* (/ 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 c
* [misc]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 (- (+ (* (/ 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 0 into 0
* [misc]backup-simplify:  Simplify (* (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) (* 1 (* (/ 1 (/ 1 (- d))) (/ 1 (/ 1 (- b)))))) into (/ (* b d) (sqr (hypot (/ -1 c) (/ -1 d))))
* * * * [misc]progress:  [ 2 / 4 ] generating series at (2 1)
* [misc]approximate:  Taking taylor expansion of (/ (* c a) (sqr (hypot c d))) in (c a d) around 0
* [misc]taylor:  Taking taylor expansion of (/ (* c a) (sqr (hypot c d))) in d
* [misc]taylor:  Taking taylor expansion of (* c a) in d
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of a in d
* [misc]backup-simplify:  Simplify a into 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 (* c a) into (* c a)
* [misc]backup-simplify:  Simplify (* (hypot c d) (hypot c d)) into (sqr (hypot c d))
* [misc]backup-simplify:  Simplify (/ (* c a) (sqr (hypot c d))) into (/ (* c a) (sqr (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (/ (* c a) (sqr (hypot c d))) in a
* [misc]taylor:  Taking taylor expansion of (* c a) in a
* [misc]taylor:  Taking taylor expansion of c in a
* [misc]backup-simplify:  Simplify c into c
* [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 (* c 0) into 0
* [misc]backup-simplify:  Simplify (+ (* c 1) (* 0 0)) into c
* [misc]backup-simplify:  Simplify (* (hypot c d) (hypot c d)) into (sqr (hypot c d))
* [misc]backup-simplify:  Simplify (/ c (sqr (hypot c d))) into (/ c (sqr (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (/ (* c a) (sqr (hypot c d))) in c
* [misc]taylor:  Taking taylor expansion of (* c 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 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 (* 0 a) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 a)) into a
* [misc]backup-simplify:  Simplify (* (hypot c d) (hypot c d)) into (sqr (hypot c d))
* [misc]backup-simplify:  Simplify (/ a (sqr (hypot c d))) into (/ a (sqr (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (/ (* c a) (sqr (hypot c d))) in c
* [misc]taylor:  Taking taylor expansion of (* c 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 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 (* 0 a) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 a)) into a
* [misc]backup-simplify:  Simplify (* (hypot c d) (hypot c d)) into (sqr (hypot c d))
* [misc]backup-simplify:  Simplify (/ a (sqr (hypot c d))) into (/ a (sqr (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (/ a (sqr (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 (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 (+ (* 0 0) (+ (* 1 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))) (+ (* (/ a (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 (+ (* (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]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]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 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))) (+ (* (/ 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 a
* [misc]backup-simplify:  Simplify 0 into 0
* [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 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)))) (* 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]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (* (/ 1 (sqr (hypot c d))) (* 1 (* a c))) into (/ (* c a) (sqr (hypot c d)))
* [misc]approximate:  Taking taylor expansion of (/ (* (/ 1 c) (/ 1 a)) (sqr (hypot (/ 1 c) (/ 1 d)))) in (c a d) around 0
* [misc]taylor:  Taking taylor expansion of (/ (* (/ 1 c) (/ 1 a)) (sqr (hypot (/ 1 c) (/ 1 d)))) in d
* [misc]taylor:  Taking taylor expansion of (* (/ 1 c) (/ 1 a)) 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 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 (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 c) (/ 1 a)) into (/ 1 (* c 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 (* c a)) (sqr (hypot (/ 1 c) (/ 1 d)))) into (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* c a)))
* [misc]taylor:  Taking taylor expansion of (/ (* (/ 1 c) (/ 1 a)) (sqr (hypot (/ 1 c) (/ 1 d)))) in a
* [misc]taylor:  Taking taylor expansion of (* (/ 1 c) (/ 1 a)) 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 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 (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 c) 1) 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 c) (/ 1 a)) (sqr (hypot (/ 1 c) (/ 1 d)))) in c
* [misc]taylor:  Taking taylor expansion of (* (/ 1 c) (/ 1 a)) 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 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 (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 (/ 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 c) (/ 1 a)) (sqr (hypot (/ 1 c) (/ 1 d)))) in c
* [misc]taylor:  Taking taylor expansion of (* (/ 1 c) (/ 1 a)) 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 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 (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 (/ 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 (* (sqr (hypot (/ 1 c) (/ 1 d))) a)) in a
* [misc]taylor:  Taking taylor expansion of (* (sqr (hypot (/ 1 c) (/ 1 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 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 (* (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 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 (sqr (hypot (/ 1 c) (/ 1 d)))) into (/ 1 (sqr (hypot (/ 1 c) (/ 1 d))))
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 a) (/ 0 a)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 (/ 1 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 (- (/ 0 (sqr (hypot (/ 1 c) (/ 1 d)))) (+ (* (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 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]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 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 (- (+ (* (/ 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 a) (/ 0 a)) (* 0 (/ 0 a)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 (/ 1 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 (- (/ 0 (sqr (hypot (/ 1 c) (/ 1 d)))) (+ (* (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 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 a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking 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 (+ (* (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 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 (- (+ (* (/ 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 0 into 0
* [misc]backup-simplify:  Simplify (* (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) (* 1 (* (/ 1 (/ 1 a)) (/ 1 (/ 1 c))))) into (/ (* c a) (sqr (hypot (/ 1 c) (/ 1 d))))
* [misc]approximate:  Taking taylor expansion of (/ (* (/ 1 (- c)) (/ 1 (- a))) (sqr (hypot (/ 1 (- c)) (/ 1 (- d))))) in (c a d) around 0
* [misc]taylor:  Taking taylor expansion of (/ (* (/ 1 (- c)) (/ 1 (- a))) (sqr (hypot (/ 1 (- c)) (/ 1 (- d))))) in d
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- c)) (/ 1 (- a))) 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 (- 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 (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 c) (/ -1 a)) into (/ 1 (* c 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 (* c a)) (sqr (hypot (/ -1 c) (/ -1 d)))) into (/ 1 (* c (* a (sqr (hypot (/ -1 c) (/ -1 d))))))
* [misc]taylor:  Taking taylor expansion of (/ (* (/ 1 (- c)) (/ 1 (- a))) (sqr (hypot (/ 1 (- c)) (/ 1 (- d))))) in a
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- c)) (/ 1 (- a))) 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 (- 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 (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 c) -1) 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)) (/ 1 (- a))) (sqr (hypot (/ 1 (- c)) (/ 1 (- d))))) in c
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- c)) (/ 1 (- a))) 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 (- 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 (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 (/ -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 (- c)) (/ 1 (- a))) (sqr (hypot (/ 1 (- c)) (/ 1 (- d))))) in c
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- c)) (/ 1 (- a))) 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 (- 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 (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 (/ -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 (* a (sqr (hypot (/ -1 c) (/ -1 d))))) in a
* [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 (+ (* (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 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 (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 (- a) into (- a)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 a) (/ 0 (- a))))) 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 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 (- (/ 0 (sqr (hypot (/ -1 c) (/ -1 d)))) (+ (* (/ 1 (* 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]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 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 (- (+ (* (/ 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 (- 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 (- 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 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 (- (/ 0 (sqr (hypot (/ -1 c) (/ -1 d)))) (+ (* (/ 1 (* 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 a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking 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 (- (+ (* (/ 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 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 (- (+ (* (/ 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 0 into 0
* [misc]backup-simplify:  Simplify (* (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) (* 1 (* (/ 1 (/ 1 (- a))) (/ 1 (/ 1 (- c)))))) into (/ (* c a) (sqr (hypot (/ -1 c) (/ -1 d))))
* * * * [misc]progress:  [ 3 / 4 ] generating series at (2)
* [misc]approximate:  Taking taylor expansion of (+ (/ (* c a) (sqr (hypot c d))) (/ (* b d) (sqr (hypot c d)))) in (c a d b) around 0
* [misc]taylor:  Taking taylor expansion of (+ (/ (* c a) (sqr (hypot c d))) (/ (* b d) (sqr (hypot c d)))) in b
* [misc]taylor:  Taking taylor expansion of (/ (* c a) (sqr (hypot c d))) in b
* [misc]taylor:  Taking taylor expansion of (* c a) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [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 (* c a) into (* c a)
* [misc]backup-simplify:  Simplify (* (hypot c d) (hypot c d)) into (sqr (hypot c d))
* [misc]backup-simplify:  Simplify (/ (* c a) (sqr (hypot c d))) into (/ (* c a) (sqr (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (/ (* b d) (sqr (hypot c d))) in b
* [misc]taylor:  Taking taylor expansion of (* b 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 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 d) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 d)) 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 (+ (/ (* c a) (sqr (hypot c d))) (/ (* b d) (sqr (hypot c d)))) in d
* [misc]taylor:  Taking taylor expansion of (/ (* c a) (sqr (hypot c d))) in d
* [misc]taylor:  Taking taylor expansion of (* c a) in d
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of a in d
* [misc]backup-simplify:  Simplify a into 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 (* c a) into (* c a)
* [misc]backup-simplify:  Simplify (* (hypot c d) (hypot c d)) into (sqr (hypot c d))
* [misc]backup-simplify:  Simplify (/ (* c a) (sqr (hypot c d))) into (/ (* c a) (sqr (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (/ (* b d) (sqr (hypot c d))) in d
* [misc]taylor:  Taking taylor expansion of (* b 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 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 0) into 0
* [misc]backup-simplify:  Simplify (+ (* b 1) (* 0 0)) into b
* [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 (+ (/ (* c a) (sqr (hypot c d))) (/ (* b d) (sqr (hypot c d)))) in a
* [misc]taylor:  Taking taylor expansion of (/ (* c a) (sqr (hypot c d))) in a
* [misc]taylor:  Taking taylor expansion of (* c a) in a
* [misc]taylor:  Taking taylor expansion of c in a
* [misc]backup-simplify:  Simplify c into c
* [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 (* c 0) into 0
* [misc]backup-simplify:  Simplify (+ (* c 1) (* 0 0)) into c
* [misc]backup-simplify:  Simplify (* (hypot c d) (hypot c d)) into (sqr (hypot c d))
* [misc]backup-simplify:  Simplify (/ c (sqr (hypot c d))) into (/ c (sqr (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (/ (* b d) (sqr (hypot c d))) in a
* [misc]taylor:  Taking taylor expansion of (* b 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 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 d) into (* b d)
* [misc]backup-simplify:  Simplify (* (hypot c d) (hypot c d)) into (sqr (hypot c d))
* [misc]backup-simplify:  Simplify (/ (* b d) (sqr (hypot c d))) into (/ (* b d) (sqr (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (+ (/ (* c a) (sqr (hypot c d))) (/ (* b d) (sqr (hypot c d)))) in c
* [misc]taylor:  Taking taylor expansion of (/ (* c a) (sqr (hypot c d))) in c
* [misc]taylor:  Taking taylor expansion of (* c 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 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 (* 0 a) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 a)) into a
* [misc]backup-simplify:  Simplify (* (hypot c d) (hypot c d)) into (sqr (hypot c d))
* [misc]backup-simplify:  Simplify (/ a (sqr (hypot c d))) into (/ a (sqr (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (/ (* b d) (sqr (hypot c d))) in c
* [misc]taylor:  Taking taylor expansion of (* b d) in c
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [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 d) into (* b d)
* [misc]backup-simplify:  Simplify (* (hypot c d) (hypot c d)) into (sqr (hypot c d))
* [misc]backup-simplify:  Simplify (/ (* b d) (sqr (hypot c d))) into (/ (* b d) (sqr (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (+ (/ (* c a) (sqr (hypot c d))) (/ (* b d) (sqr (hypot c d)))) in c
* [misc]taylor:  Taking taylor expansion of (/ (* c a) (sqr (hypot c d))) in c
* [misc]taylor:  Taking taylor expansion of (* c 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 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 (* 0 a) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 a)) into a
* [misc]backup-simplify:  Simplify (* (hypot c d) (hypot c d)) into (sqr (hypot c d))
* [misc]backup-simplify:  Simplify (/ a (sqr (hypot c d))) into (/ a (sqr (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (/ (* b d) (sqr (hypot c d))) in c
* [misc]taylor:  Taking taylor expansion of (* b d) in c
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [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 d) into (* b d)
* [misc]backup-simplify:  Simplify (* (hypot c d) (hypot c d)) into (sqr (hypot c d))
* [misc]backup-simplify:  Simplify (/ (* b d) (sqr (hypot c d))) into (/ (* b d) (sqr (hypot c d)))
* [misc]backup-simplify:  Simplify (+ 0 (/ (* b d) (sqr (hypot c d)))) into (/ (* b d) (sqr (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (/ (* b d) (sqr (hypot c d))) in a
* [misc]taylor:  Taking taylor expansion of (* b 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 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 d) into (* b d)
* [misc]backup-simplify:  Simplify (* (hypot c d) (hypot c d)) into (sqr (hypot c d))
* [misc]backup-simplify:  Simplify (/ (* b d) (sqr (hypot c d))) into (/ (* b d) (sqr (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (/ (* b d) (sqr (hypot c d))) in d
* [misc]taylor:  Taking taylor expansion of (* b 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 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 0) into 0
* [misc]backup-simplify:  Simplify (+ (* b 1) (* 0 0)) into b
* [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 0) (* 0 d)) 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 d) (sqr (hypot c d))) (/ 0 (sqr (hypot c d)))))) into 0
* [misc]backup-simplify:  Simplify (+ (/ a (sqr (hypot c d))) 0) into (/ a (sqr (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (/ a (sqr (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 (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 (+ (* b 0) (* 0 d)) 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 d) (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 b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [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 (+ (* 0 0) (+ (* 1 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))) (+ (* (/ a (sqr (hypot c d))) (/ 0 (sqr (hypot c d)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* b 0) (+ (* 0 0) (* 0 d))) 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))) (+ (* (/ (* b d) (sqr (hypot c d))) (/ 0 (sqr (hypot c d)))) (* 0 (/ 0 (sqr (hypot c d)))))) into 0
* [misc]backup-simplify:  Simplify (+ 0 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]taylor:  Taking taylor expansion of 0 in b
* [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 b
* [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 (/ 1 (sqr (hypot c d))) into (/ 1 (sqr (hypot c d)))
* [misc]backup-simplify:  Simplify (+ (* b 0) (+ (* 0 0) (* 0 d))) 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))) (+ (* (/ (* b d) (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 b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [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 (+ (* (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 b
* [misc]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 c d))) into (/ 1 (sqr (hypot c d)))
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 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))) (+ (* (/ a (sqr (hypot c d))) (/ 0 (sqr (hypot c d)))) (* 0 (/ 0 (sqr (hypot c d)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* b 0) (+ (* 0 0) (+ (* 0 0) (* 0 d)))) 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))) (+ (* (/ (* b d) (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 (+ 0 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]taylor:  Taking taylor expansion of 0 in b
* [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 b
* [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 b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* b 0) (+ (* 0 0) (+ (* 0 0) (* 0 d)))) 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))) (+ (* (/ (* b d) (sqr (hypot c d))) (/ 0 (sqr (hypot c d)))) (* 0 (/ 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 b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [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 b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 (sqr (hypot c d))) (* b (* d (* 1 1)))) (* (/ 1 (sqr (hypot c d))) (* 1 (* 1 (* a c))))) into (+ (/ (* c a) (sqr (hypot c d))) (/ (* b d) (sqr (hypot c d))))
* [misc]approximate:  Taking taylor expansion of (+ (/ (* (/ 1 c) (/ 1 a)) (sqr (hypot (/ 1 c) (/ 1 d)))) (/ (* (/ 1 b) (/ 1 d)) (sqr (hypot (/ 1 c) (/ 1 d))))) in (c a d b) around 0
* [misc]taylor:  Taking taylor expansion of (+ (/ (* (/ 1 c) (/ 1 a)) (sqr (hypot (/ 1 c) (/ 1 d)))) (/ (* (/ 1 b) (/ 1 d)) (sqr (hypot (/ 1 c) (/ 1 d))))) in b
* [misc]taylor:  Taking taylor expansion of (/ (* (/ 1 c) (/ 1 a)) (sqr (hypot (/ 1 c) (/ 1 d)))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 c) (/ 1 a)) 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 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 (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 c) (/ 1 a)) into (/ 1 (* c 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 (* c a)) (sqr (hypot (/ 1 c) (/ 1 d)))) into (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* c a)))
* [misc]taylor:  Taking taylor expansion of (/ (* (/ 1 b) (/ 1 d)) (sqr (hypot (/ 1 c) (/ 1 d)))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 d)) 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 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 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 c) (/ 1 a)) (sqr (hypot (/ 1 c) (/ 1 d)))) (/ (* (/ 1 b) (/ 1 d)) (sqr (hypot (/ 1 c) (/ 1 d))))) in d
* [misc]taylor:  Taking taylor expansion of (/ (* (/ 1 c) (/ 1 a)) (sqr (hypot (/ 1 c) (/ 1 d)))) in d
* [misc]taylor:  Taking taylor expansion of (* (/ 1 c) (/ 1 a)) 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 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 (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 c) (/ 1 a)) into (/ 1 (* c 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 (* c a)) (sqr (hypot (/ 1 c) (/ 1 d)))) into (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* c a)))
* [misc]taylor:  Taking taylor expansion of (/ (* (/ 1 b) (/ 1 d)) (sqr (hypot (/ 1 c) (/ 1 d)))) in d
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 d)) 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 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 b) 1) 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 c) (/ 1 a)) (sqr (hypot (/ 1 c) (/ 1 d)))) (/ (* (/ 1 b) (/ 1 d)) (sqr (hypot (/ 1 c) (/ 1 d))))) in a
* [misc]taylor:  Taking taylor expansion of (/ (* (/ 1 c) (/ 1 a)) (sqr (hypot (/ 1 c) (/ 1 d)))) in a
* [misc]taylor:  Taking taylor expansion of (* (/ 1 c) (/ 1 a)) 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 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 (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 c) 1) 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 d)) (sqr (hypot (/ 1 c) (/ 1 d)))) in a
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 d)) 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 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 b) (/ 1 d)) into (/ 1 (* b 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 (* b d)) (sqr (hypot (/ 1 c) (/ 1 d)))) into (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* b d)))
* [misc]taylor:  Taking taylor expansion of (+ (/ (* (/ 1 c) (/ 1 a)) (sqr (hypot (/ 1 c) (/ 1 d)))) (/ (* (/ 1 b) (/ 1 d)) (sqr (hypot (/ 1 c) (/ 1 d))))) in c
* [misc]taylor:  Taking taylor expansion of (/ (* (/ 1 c) (/ 1 a)) (sqr (hypot (/ 1 c) (/ 1 d)))) in c
* [misc]taylor:  Taking taylor expansion of (* (/ 1 c) (/ 1 a)) 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 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 (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 (/ 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 d)) (sqr (hypot (/ 1 c) (/ 1 d)))) in c
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 d)) 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 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 d)) into (/ 1 (* b 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 (* b d)) (sqr (hypot (/ 1 c) (/ 1 d)))) into (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* b d)))
* [misc]taylor:  Taking taylor expansion of (+ (/ (* (/ 1 c) (/ 1 a)) (sqr (hypot (/ 1 c) (/ 1 d)))) (/ (* (/ 1 b) (/ 1 d)) (sqr (hypot (/ 1 c) (/ 1 d))))) in c
* [misc]taylor:  Taking taylor expansion of (/ (* (/ 1 c) (/ 1 a)) (sqr (hypot (/ 1 c) (/ 1 d)))) in c
* [misc]taylor:  Taking taylor expansion of (* (/ 1 c) (/ 1 a)) 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 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 (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 (/ 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 d)) (sqr (hypot (/ 1 c) (/ 1 d)))) in c
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 d)) 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 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 d)) into (/ 1 (* b 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 (* b d)) (sqr (hypot (/ 1 c) (/ 1 d)))) into (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* b d)))
* [misc]backup-simplify:  Simplify (+ (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) a)) 0) into (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) a))
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) a)) in a
* [misc]taylor:  Taking taylor expansion of (* (sqr (hypot (/ 1 c) (/ 1 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 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 (* (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 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 a) (/ 0 a)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 (/ 1 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 (- (/ 0 (sqr (hypot (/ 1 c) (/ 1 d)))) (+ (* (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) a)) (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))))) into 0
* [misc]backup-simplify:  Simplify (+ 0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* b d)))) into (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* b d)))
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* b d))) in a
* [misc]taylor:  Taking taylor expansion of (* (sqr (hypot (/ 1 c) (/ 1 d))) (* b 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]taylor:  Taking taylor expansion of (* b 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 d in a
* [misc]backup-simplify:  Simplify d into 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 (* b d) into (* b d)
* [misc]backup-simplify:  Simplify (* (sqr (hypot (/ 1 c) (/ 1 d))) (* b d)) into (* (sqr (hypot (/ 1 c) (/ 1 d))) (* b d))
* [misc]backup-simplify:  Simplify (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* b d))) into (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* b 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))) 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 d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) 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 (/ 1 (sqr (hypot (/ 1 c) (/ 1 d))))
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 a) (/ 0 a)) (* 0 (/ 0 a)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 (/ 1 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 (- (/ 0 (sqr (hypot (/ 1 c) (/ 1 d)))) (+ (* (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) a)) (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))) (* 0 (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 b) (/ 0 b)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 b) 0) (* 0 (/ 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 (sqr (hypot (/ 1 c) (/ 1 d)))) (+ (* (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* b d))) (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))))) into 0
* [misc]backup-simplify:  Simplify (+ 0 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 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* b d))) in d
* [misc]taylor:  Taking taylor expansion of (* (sqr (hypot (/ 1 c) (/ 1 d))) (* b 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 (* b 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 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 (* b 0) into 0
* [misc]backup-simplify:  Simplify (* (sqr (hypot (/ 1 c) (/ 1 d))) 0) into 0
* [misc]backup-simplify:  Simplify (+ (* b 1) (* 0 0)) into b
* [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))) b) (* 0 0)) into (* (sqr (hypot (/ 1 c) (/ 1 d))) b)
* [misc]backup-simplify:  Simplify (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) b)) into (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) b))
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) b)) in b
* [misc]taylor:  Taking taylor expansion of (* (sqr (hypot (/ 1 c) (/ 1 d))) 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 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 (* (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 (+ (* (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 d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [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 b
* [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 a) (/ 0 a)) (* 0 (/ 0 a)) (* 0 (/ 0 a)))) 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 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 (- (/ 0 (sqr (hypot (/ 1 c) (/ 1 d)))) (+ (* (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 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]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)) (* 0 (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 b) (/ 0 b)) (* 0 (/ 0 b)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 b) 0) (+ (* 0 0) (* 0 (/ 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 (sqr (hypot (/ 1 c) (/ 1 d)))) (+ (* (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* b d))) (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))) (* 0 (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))))) into 0
* [misc]backup-simplify:  Simplify (+ 0 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 (+ (* b 0) (* 0 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 (+ (* (sqr (hypot (/ 1 c) (/ 1 d))) 0) (* 0 (* b d))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* b d))) (/ 0 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* b 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 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 d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* b 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 b) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) b)) (/ 0 (* (sqr (hypot (/ 1 c) (/ 1 d))) b))))) 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 b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [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 b
* [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 (+ (* (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 a) (/ 0 a)) (* 0 (/ 0 a)) (* 0 (/ 0 a)) (* 0 (/ 0 a)))) 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 a)))))) 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))) a)) (/ 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 (- (+ (* (/ 1 d) (/ 0 d)) (* 0 (/ 0 d)) (* 0 (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 b) (/ 0 b)) (* 0 (/ 0 b)) (* 0 (/ 0 b)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 b) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 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 (sqr (hypot (/ 1 c) (/ 1 d)))) (+ (* (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* b 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 (+ 0 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]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* b 0) (+ (* 0 0) (* 0 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 (+ (* (sqr (hypot (/ 1 c) (/ 1 d))) 0) (+ (* 0 0) (* 0 (* b d)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* b d))) (/ 0 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* b d)))) (* 0 (/ 0 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* b 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 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 d
* [misc]backup-simplify:  Simplify 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 b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [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 (+ (* (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 b) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) b)) (/ 0 (* (sqr (hypot (/ 1 c) (/ 1 d))) b))) (* 0 (/ 0 (* (sqr (hypot (/ 1 c) (/ 1 d))) b))))) 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 b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [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 b
* [misc]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 a)) (/ 1 (/ 1 c)))))) (* (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) (* (/ 1 (/ 1 b)) (* (/ 1 (/ 1 d)) (* 1 1))))) into (+ (/ (* c a) (sqr (hypot (/ 1 c) (/ 1 d)))) (/ (* b d) (sqr (hypot (/ 1 c) (/ 1 d)))))
* [misc]approximate:  Taking taylor expansion of (+ (/ (* (/ 1 (- c)) (/ 1 (- a))) (sqr (hypot (/ 1 (- c)) (/ 1 (- d))))) (/ (* (/ 1 (- b)) (/ 1 (- d))) (sqr (hypot (/ 1 (- c)) (/ 1 (- d)))))) in (c a d b) around 0
* [misc]taylor:  Taking taylor expansion of (+ (/ (* (/ 1 (- c)) (/ 1 (- a))) (sqr (hypot (/ 1 (- c)) (/ 1 (- d))))) (/ (* (/ 1 (- b)) (/ 1 (- d))) (sqr (hypot (/ 1 (- c)) (/ 1 (- d)))))) in b
* [misc]taylor:  Taking taylor expansion of (/ (* (/ 1 (- c)) (/ 1 (- a))) (sqr (hypot (/ 1 (- c)) (/ 1 (- d))))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- c)) (/ 1 (- a))) 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 (- 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 (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 c) (/ -1 a)) into (/ 1 (* c 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 (* c a)) (sqr (hypot (/ -1 c) (/ -1 d)))) into (/ 1 (* c (* a (sqr (hypot (/ -1 c) (/ -1 d))))))
* [misc]taylor:  Taking taylor expansion of (/ (* (/ 1 (- b)) (/ 1 (- d))) (sqr (hypot (/ 1 (- c)) (/ 1 (- d))))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- d))) 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 (- 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 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 (- c)) (/ 1 (- a))) (sqr (hypot (/ 1 (- c)) (/ 1 (- d))))) (/ (* (/ 1 (- b)) (/ 1 (- d))) (sqr (hypot (/ 1 (- c)) (/ 1 (- d)))))) in d
* [misc]taylor:  Taking taylor expansion of (/ (* (/ 1 (- c)) (/ 1 (- a))) (sqr (hypot (/ 1 (- c)) (/ 1 (- d))))) in d
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- c)) (/ 1 (- a))) 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 (- 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 (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 c) (/ -1 a)) into (/ 1 (* c 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 (* c a)) (sqr (hypot (/ -1 c) (/ -1 d)))) into (/ 1 (* c (* a (sqr (hypot (/ -1 c) (/ -1 d))))))
* [misc]taylor:  Taking taylor expansion of (/ (* (/ 1 (- b)) (/ 1 (- d))) (sqr (hypot (/ 1 (- c)) (/ 1 (- d))))) in d
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- d))) 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 (- 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 b) -1) 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 (- c)) (/ 1 (- a))) (sqr (hypot (/ 1 (- c)) (/ 1 (- d))))) (/ (* (/ 1 (- b)) (/ 1 (- d))) (sqr (hypot (/ 1 (- c)) (/ 1 (- d)))))) in a
* [misc]taylor:  Taking taylor expansion of (/ (* (/ 1 (- c)) (/ 1 (- a))) (sqr (hypot (/ 1 (- c)) (/ 1 (- d))))) in a
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- c)) (/ 1 (- a))) 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 (- 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 (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 c) -1) 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 (- d))) (sqr (hypot (/ 1 (- c)) (/ 1 (- d))))) in a
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- d))) 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 (- 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 b) (/ -1 d)) into (/ 1 (* b 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 (* b d)) (sqr (hypot (/ -1 c) (/ -1 d)))) into (/ 1 (* b (* d (sqr (hypot (/ -1 c) (/ -1 d))))))
* [misc]taylor:  Taking taylor expansion of (+ (/ (* (/ 1 (- c)) (/ 1 (- a))) (sqr (hypot (/ 1 (- c)) (/ 1 (- d))))) (/ (* (/ 1 (- b)) (/ 1 (- d))) (sqr (hypot (/ 1 (- c)) (/ 1 (- d)))))) in c
* [misc]taylor:  Taking taylor expansion of (/ (* (/ 1 (- c)) (/ 1 (- a))) (sqr (hypot (/ 1 (- c)) (/ 1 (- d))))) in c
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- c)) (/ 1 (- a))) 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 (- 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 (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 (/ -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 (- d))) (sqr (hypot (/ 1 (- c)) (/ 1 (- d))))) in c
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- d))) 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 (- 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 d)) into (/ 1 (* b 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 (* b d)) (sqr (hypot (/ -1 c) (/ -1 d)))) into (/ 1 (* b (* d (sqr (hypot (/ -1 c) (/ -1 d))))))
* [misc]taylor:  Taking taylor expansion of (+ (/ (* (/ 1 (- c)) (/ 1 (- a))) (sqr (hypot (/ 1 (- c)) (/ 1 (- d))))) (/ (* (/ 1 (- b)) (/ 1 (- d))) (sqr (hypot (/ 1 (- c)) (/ 1 (- d)))))) in c
* [misc]taylor:  Taking taylor expansion of (/ (* (/ 1 (- c)) (/ 1 (- a))) (sqr (hypot (/ 1 (- c)) (/ 1 (- d))))) in c
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- c)) (/ 1 (- a))) 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 (- 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 (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 (/ -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 (- d))) (sqr (hypot (/ 1 (- c)) (/ 1 (- d))))) in c
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- d))) 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 (- 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 d)) into (/ 1 (* b 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 (* b d)) (sqr (hypot (/ -1 c) (/ -1 d)))) into (/ 1 (* b (* d (sqr (hypot (/ -1 c) (/ -1 d))))))
* [misc]backup-simplify:  Simplify (+ (/ 1 (* a (sqr (hypot (/ -1 c) (/ -1 d))))) 0) into (/ 1 (* a (sqr (hypot (/ -1 c) (/ -1 d)))))
* [misc]taylor:  Taking taylor expansion of (/ 1 (* a (sqr (hypot (/ -1 c) (/ -1 d))))) in a
* [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 (+ (* (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 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 (- a) into (- a)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 a) (/ 0 (- a))))) 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 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 (- (/ 0 (sqr (hypot (/ -1 c) (/ -1 d)))) (+ (* (/ 1 (* a (sqr (hypot (/ -1 c) (/ -1 d))))) (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]backup-simplify:  Simplify (+ 0 (/ 1 (* b (* d (sqr (hypot (/ -1 c) (/ -1 d))))))) into (/ 1 (* b (* d (sqr (hypot (/ -1 c) (/ -1 d))))))
* [misc]taylor:  Taking taylor expansion of (/ 1 (* b (* d (sqr (hypot (/ -1 c) (/ -1 d)))))) in a
* [misc]taylor:  Taking taylor expansion of (* b (* d (sqr (hypot (/ -1 c) (/ -1 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 (* d (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 (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 (* d (sqr (hypot (/ -1 c) (/ -1 d)))) into (* d (sqr (hypot (/ -1 c) (/ -1 d))))
* [misc]backup-simplify:  Simplify (* b (* d (sqr (hypot (/ -1 c) (/ -1 d))))) into (* b (* d (sqr (hypot (/ -1 c) (/ -1 d)))))
* [misc]backup-simplify:  Simplify (/ 1 (* b (* d (sqr (hypot (/ -1 c) (/ -1 d)))))) into (/ 1 (* b (* 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 (- (+ (* (/ 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]taylor:  Taking taylor expansion of (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) 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 (/ 1 (sqr (hypot (/ -1 c) (/ -1 d))))
* [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 (- 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 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 (- (/ 0 (sqr (hypot (/ -1 c) (/ -1 d)))) (+ (* (/ 1 (* 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]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 (- b) into (- b)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 b) (/ 0 (- b))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 b) 0) (* 0 (/ -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 (sqr (hypot (/ -1 c) (/ -1 d)))) (+ (* (/ 1 (* b (* d (sqr (hypot (/ -1 c) (/ -1 d)))))) (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]backup-simplify:  Simplify (+ 0 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 (/ 1 (* b (* d (sqr (hypot (/ -1 c) (/ -1 d)))))) in d
* [misc]taylor:  Taking taylor expansion of (* b (* d (sqr (hypot (/ -1 c) (/ -1 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 (* 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 (* b 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 (+ (* b (sqr (hypot (/ -1 c) (/ -1 d)))) (* 0 0)) into (* b (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 (sqr (hypot (/ -1 c) (/ -1 d))))) in b
* [misc]taylor:  Taking taylor expansion of (* b (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 (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 (* 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 (+ (* (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 d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [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 b
* [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 (- 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 (- 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 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 (- (/ 0 (sqr (hypot (/ -1 c) (/ -1 d)))) (+ (* (/ 1 (* 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]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 (- 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 (+ (* (/ -1 b) 0) (+ (* 0 0) (* 0 (/ -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 (sqr (hypot (/ -1 c) (/ -1 d)))) (+ (* (/ 1 (* b (* d (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 (+ 0 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 (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (* 0 (hypot (/ -1 c) (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 (sqr (hypot (/ -1 c) (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* b 0) (* 0 (* d (sqr (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* b (* d (sqr (hypot (/ -1 c) (/ -1 d)))))) (/ 0 (* b (* d (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 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 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 (+ (* b 0) (+ (* 0 (sqr (hypot (/ -1 c) (/ -1 d)))) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* b (sqr (hypot (/ -1 c) (/ -1 d))))) (/ 0 (* b (sqr (hypot (/ -1 c) (/ -1 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 b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [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 b
* [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 (+ (* (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 (- 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 (- 0) into 0
* [misc]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 a)))))) 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 (* 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))))) (* 0 (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))))) 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 (- 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 (+ (* (/ -1 b) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ -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 (sqr (hypot (/ -1 c) (/ -1 d)))) (+ (* (/ 1 (* b (* d (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 (+ 0 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]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 (+ (* d 0) (+ (* 0 0) (* 0 (sqr (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* b 0) (+ (* 0 0) (* 0 (* d (sqr (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* b (* d (sqr (hypot (/ -1 c) (/ -1 d)))))) (/ 0 (* b (* d (sqr (hypot (/ -1 c) (/ -1 d))))))) (* 0 (/ 0 (* b (* d (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 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 d
* [misc]backup-simplify:  Simplify 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 b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [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 (+ (* b 0) (+ (* 0 0) (+ (* 0 (sqr (hypot (/ -1 c) (/ -1 d)))) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* b (sqr (hypot (/ -1 c) (/ -1 d))))) (/ 0 (* b (sqr (hypot (/ -1 c) (/ -1 d)))))) (* 0 (/ 0 (* b (sqr (hypot (/ -1 c) (/ -1 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 b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [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 b
* [misc]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 (- a))) (/ 1 (/ 1 (- c))))))) (* (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) (* (/ 1 (/ 1 (- b))) (* (/ 1 (/ 1 (- d))) (* 1 1))))) into (+ (/ (* c a) (sqr (hypot (/ -1 c) (/ -1 d)))) (/ (* b d) (sqr (hypot (/ -1 c) (/ -1 d)))))
* * * * [misc]progress:  [ 4 / 4 ] generating series at (2 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:  generating rewritten candidates
* * * * [misc]progress:  [ 1 / 4 ] rewriting at (2 2)
* * * * [misc]progress:  [ 2 / 4 ] rewriting at (2 1)
* * * * [misc]progress:  [ 3 / 4 ] rewriting at (2)
* * * * [misc]progress:  [ 4 / 4 ] rewriting at (2 2 2)
* * * [misc]progress:  simplifying candidates
* * * * [misc]progress:  [ 1 / 91 ] simplifiying candidate #<alt-event (λ (a b c d) (+ (/ (* c a) (sqr (hypot c d))) (/ (* b d) (sqr (hypot c d)))))>
* [enter]simplify:  Simplifying (+ (/ (* c a) (sqr (hypot c d))) (/ (* b d) (sqr (hypot c d))))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (19 enodes)
* * [misc]simplify:  iters left: 4 (33 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 (fma (/ b (hypot c d)) (/ d (hypot c d)) (/ (/ c (hypot c d)) (/ (hypot c d) a)))
* * * * [misc]progress:  [ 2 / 91 ] simplifiying candidate #<alt-event (λ (a b c d) (+ (/ (* c a) (sqr (hypot c d))) (/ (* b d) (sqr (hypot (/ 1 c) (/ 1 d))))))>
* [enter]simplify:  Simplifying (+ (/ (* c a) (sqr (hypot c d))) (/ (* b d) (sqr (hypot (/ 1 c) (/ 1 d)))))
* * [misc]simplify:  iters left: 6 (16 enodes)
* * [misc]simplify:  iters left: 5 (27 enodes)
* * [misc]simplify:  iters left: 4 (41 enodes)
* * [misc]simplify:  iters left: 3 (75 enodes)
* * [misc]simplify:  iters left: 2 (87 enodes)
* * [misc]simplify:  iters left: 1 (99 enodes)
* [exit]simplify:  Simplified to (fma (/ b (hypot (/ 1 c) (/ 1 d))) (/ d (hypot (/ 1 c) (/ 1 d))) (* (/ c (hypot c d)) (/ a (hypot c d))))
* * * * [misc]progress:  [ 3 / 91 ] simplifiying candidate #<alt-event (λ (a b c d) (+ (/ (* c a) (sqr (hypot c d))) (/ (* b d) (sqr (hypot (/ -1 c) (/ -1 d))))))>
* [enter]simplify:  Simplifying (+ (/ (* c a) (sqr (hypot c d))) (/ (* b d) (sqr (hypot (/ -1 c) (/ -1 d)))))
* * [misc]simplify:  iters left: 6 (16 enodes)
* * [misc]simplify:  iters left: 5 (25 enodes)
* * [misc]simplify:  iters left: 4 (39 enodes)
* * [misc]simplify:  iters left: 3 (73 enodes)
* * [misc]simplify:  iters left: 2 (85 enodes)
* * [misc]simplify:  iters left: 1 (97 enodes)
* [exit]simplify:  Simplified to (fma (/ d (hypot (/ -1 c) (/ -1 d))) (/ b (hypot (/ -1 c) (/ -1 d))) (/ (/ a (hypot c d)) (/ (hypot c d) c)))
* * * * [misc]progress:  [ 4 / 91 ] simplifiying candidate #<alt-event (λ (a b c d) (+ (/ (* c a) (sqr (hypot c d))) (/ (* b d) (sqr (hypot c d)))))>
* [enter]simplify:  Simplifying (+ (/ (* c a) (sqr (hypot c d))) (/ (* b d) (sqr (hypot c d))))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (19 enodes)
* * [misc]simplify:  iters left: 4 (33 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 (fma (/ b (hypot c d)) (/ d (hypot c d)) (/ (/ c (hypot c d)) (/ (hypot c d) a)))
* * * * [misc]progress:  [ 5 / 91 ] simplifiying candidate #<alt-event (λ (a b c d) (+ (/ (* c a) (sqr (hypot (/ 1 c) (/ 1 d)))) (/ (* b d) (sqr (hypot c d)))))>
* [enter]simplify:  Simplifying (+ (/ (* c a) (sqr (hypot (/ 1 c) (/ 1 d)))) (/ (* b d) (sqr (hypot c d))))
* * [misc]simplify:  iters left: 6 (16 enodes)
* * [misc]simplify:  iters left: 5 (27 enodes)
* * [misc]simplify:  iters left: 4 (41 enodes)
* * [misc]simplify:  iters left: 3 (75 enodes)
* * [misc]simplify:  iters left: 2 (87 enodes)
* * [misc]simplify:  iters left: 1 (99 enodes)
* [exit]simplify:  Simplified to (fma (/ c (hypot (/ 1 c) (/ 1 d))) (/ a (hypot (/ 1 c) (/ 1 d))) (/ (/ d (hypot c d)) (/ (hypot c d) b)))
* * * * [misc]progress:  [ 6 / 91 ] simplifiying candidate #<alt-event (λ (a b c d) (+ (/ (* c a) (sqr (hypot (/ -1 c) (/ -1 d)))) (/ (* b d) (sqr (hypot c d)))))>
* [enter]simplify:  Simplifying (+ (/ (* c a) (sqr (hypot (/ -1 c) (/ -1 d)))) (/ (* b d) (sqr (hypot c d))))
* * [misc]simplify:  iters left: 6 (16 enodes)
* * [misc]simplify:  iters left: 5 (25 enodes)
* * [misc]simplify:  iters left: 4 (39 enodes)
* * [misc]simplify:  iters left: 3 (73 enodes)
* * [misc]simplify:  iters left: 2 (85 enodes)
* * [misc]simplify:  iters left: 1 (97 enodes)
* [exit]simplify:  Simplified to (fma (/ c (hypot (/ -1 c) (/ -1 d))) (/ a (hypot (/ -1 c) (/ -1 d))) (/ (/ (* b d) (hypot c d)) (hypot c d)))
* * * * [misc]progress:  [ 7 / 91 ] simplifiying candidate #<alt-event (λ (a b c d) (+ (/ (* c a) (sqr (hypot c d))) (/ (* b d) (sqr (hypot c d)))))>
* [enter]simplify:  Simplifying (+ (/ (* c a) (sqr (hypot c d))) (/ (* b d) (sqr (hypot c d))))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (19 enodes)
* * [misc]simplify:  iters left: 4 (33 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 (fma (/ b (hypot c d)) (/ d (hypot c d)) (/ (/ c (hypot c d)) (/ (hypot c d) a)))
* * * * [misc]progress:  [ 8 / 91 ] simplifiying candidate #<alt-event (λ (a b c d) (+ (/ (* c a) (sqr (hypot (/ 1 c) (/ 1 d)))) (/ (* b d) (sqr (hypot (/ 1 c) (/ 1 d))))))>
* [enter]simplify:  Simplifying (+ (/ (* c a) (sqr (hypot (/ 1 c) (/ 1 d)))) (/ (* b d) (sqr (hypot (/ 1 c) (/ 1 d)))))
* * [misc]simplify:  iters left: 6 (14 enodes)
* * [misc]simplify:  iters left: 5 (24 enodes)
* * [misc]simplify:  iters left: 4 (38 enodes)
* * [misc]simplify:  iters left: 3 (72 enodes)
* * [misc]simplify:  iters left: 2 (84 enodes)
* * [misc]simplify:  iters left: 1 (96 enodes)
* [exit]simplify:  Simplified to (fma (/ d (hypot (/ 1 c) (/ 1 d))) (/ b (hypot (/ 1 c) (/ 1 d))) (/ (/ a (hypot (/ 1 c) (/ 1 d))) (/ (hypot (/ 1 c) (/ 1 d)) c)))
* * * * [misc]progress:  [ 9 / 91 ] simplifiying candidate #<alt-event (λ (a b c d) (+ (/ (* c a) (sqr (hypot (/ -1 c) (/ -1 d)))) (/ (* b d) (sqr (hypot (/ -1 c) (/ -1 d))))))>
* [enter]simplify:  Simplifying (+ (/ (* c a) (sqr (hypot (/ -1 c) (/ -1 d)))) (/ (* b d) (sqr (hypot (/ -1 c) (/ -1 d)))))
* * [misc]simplify:  iters left: 6 (14 enodes)
* * [misc]simplify:  iters left: 5 (22 enodes)
* * [misc]simplify:  iters left: 4 (36 enodes)
* * [misc]simplify:  iters left: 3 (70 enodes)
* * [misc]simplify:  iters left: 2 (82 enodes)
* * [misc]simplify:  iters left: 1 (94 enodes)
* [exit]simplify:  Simplified to (fma (/ d (hypot (/ -1 c) (/ -1 d))) (/ b (hypot (/ -1 c) (/ -1 d))) (* (/ c (hypot (/ -1 c) (/ -1 d))) (/ a (hypot (/ -1 c) (/ -1 d)))))
* * * * [misc]progress:  [ 10 / 91 ] simplifiying candidate #<alt-event (λ (a b c d) (+ (/ (* c a) (sqr (hypot c d))) (/ (* b d) (sqr (hypot c d)))))>
* [enter]simplify:  Simplifying (+ (/ (* c a) (sqr (hypot c d))) (/ (* b d) (sqr (hypot c d))))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (19 enodes)
* * [misc]simplify:  iters left: 4 (33 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 (fma (/ b (hypot c d)) (/ d (hypot c d)) (/ (/ c (hypot c d)) (/ (hypot c d) a)))
* * * * [misc]progress:  [ 11 / 91 ] simplifiying candidate #<alt-event (λ (a b c d) (+ (/ (* c a) (sqr (hypot c d))) (/ (* b d) (sqr (hypot (/ 1 c) (/ 1 d))))))>
* [enter]simplify:  Simplifying (+ (/ (* c a) (sqr (hypot c d))) (/ (* b d) (sqr (hypot (/ 1 c) (/ 1 d)))))
* * [misc]simplify:  iters left: 6 (16 enodes)
* * [misc]simplify:  iters left: 5 (27 enodes)
* * [misc]simplify:  iters left: 4 (41 enodes)
* * [misc]simplify:  iters left: 3 (75 enodes)
* * [misc]simplify:  iters left: 2 (87 enodes)
* * [misc]simplify:  iters left: 1 (99 enodes)
* [exit]simplify:  Simplified to (fma (/ b (hypot (/ 1 c) (/ 1 d))) (/ d (hypot (/ 1 c) (/ 1 d))) (* (/ c (hypot c d)) (/ a (hypot c d))))
* * * * [misc]progress:  [ 12 / 91 ] simplifiying candidate #<alt-event (λ (a b c d) (+ (/ (* c a) (sqr (hypot c d))) (/ (* b d) (sqr (hypot (/ -1 c) (/ -1 d))))))>
* [enter]simplify:  Simplifying (+ (/ (* c a) (sqr (hypot c d))) (/ (* b d) (sqr (hypot (/ -1 c) (/ -1 d)))))
* * [misc]simplify:  iters left: 6 (16 enodes)
* * [misc]simplify:  iters left: 5 (25 enodes)
* * [misc]simplify:  iters left: 4 (39 enodes)
* * [misc]simplify:  iters left: 3 (73 enodes)
* * [misc]simplify:  iters left: 2 (85 enodes)
* * [misc]simplify:  iters left: 1 (97 enodes)
* [exit]simplify:  Simplified to (fma (/ d (hypot (/ -1 c) (/ -1 d))) (/ b (hypot (/ -1 c) (/ -1 d))) (/ (/ a (hypot c d)) (/ (hypot c d) c)))
* * * * [misc]progress:  [ 13 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (+ (/ (* c a) (sqr (hypot c d))) (log1p (expm1 (/ (* b d) (sqr (hypot c d)))))))>
* [enter]simplify:  Simplifying (expm1 (/ (* b d) (sqr (hypot c d))))
* * [misc]simplify:  iters left: 5 (8 enodes)
* * [misc]simplify:  iters left: 4 (12 enodes)
* * [misc]simplify:  iters left: 3 (19 enodes)
* * [misc]simplify:  iters left: 2 (34 enodes)
* * [misc]simplify:  iters left: 1 (40 enodes)
* [exit]simplify:  Simplified to (expm1 (/ (/ d (hypot c d)) (/ (hypot c d) b)))
* [exit]simplify:  Simplified to (expm1 (/ (/ d (hypot c d)) (/ (hypot c d) b)))
* * * * [misc]progress:  [ 14 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (+ (/ (* c a) (sqr (hypot c d))) (expm1 (log1p (/ (* b d) (sqr (hypot c d)))))))>
* [enter]simplify:  Simplifying (log1p (/ (* b d) (sqr (hypot c d))))
* * [misc]simplify:  iters left: 5 (8 enodes)
* * [misc]simplify:  iters left: 4 (12 enodes)
* * [misc]simplify:  iters left: 3 (19 enodes)
* * [misc]simplify:  iters left: 2 (34 enodes)
* * [misc]simplify:  iters left: 1 (40 enodes)
* [exit]simplify:  Simplified to (log1p (/ (/ d (hypot c d)) (/ (hypot c d) b)))
* [exit]simplify:  Simplified to (log1p (/ (/ d (hypot c d)) (/ (hypot c d) b)))
* * * * [misc]progress:  [ 15 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (+ (/ (* c a) (sqr (hypot c d))) (pow (/ (* b d) (sqr (hypot c d))) 1)))>
* * * * [misc]progress:  [ 16 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (+ (/ (* c a) (sqr (hypot c d))) (exp (- (log (* b d)) (log (sqr (hypot c d)))))))>
* [enter]simplify:  Simplifying (- (log (* b d)) (log (sqr (hypot c d))))
* * [misc]simplify:  iters left: 5 (9 enodes)
* * [misc]simplify:  iters left: 4 (14 enodes)
* * [misc]simplify:  iters left: 3 (19 enodes)
* * [misc]simplify:  iters left: 2 (24 enodes)
* * [misc]simplify:  iters left: 1 (32 enodes)
* [exit]simplify:  Simplified to (- (- (log (* d b)) (log (hypot c d))) (log (hypot c d)))
* [exit]simplify:  Simplified to (- (- (log (* d b)) (log (hypot c d))) (log (hypot c d)))
* * * * [misc]progress:  [ 17 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (+ (/ (* c a) (sqr (hypot c d))) (exp (log (/ (* b d) (sqr (hypot c d)))))))>
* [enter]simplify:  Simplifying (log (/ (* b d) (sqr (hypot c d))))
* * [misc]simplify:  iters left: 5 (8 enodes)
* * [misc]simplify:  iters left: 4 (15 enodes)
* * [misc]simplify:  iters left: 3 (28 enodes)
* * [misc]simplify:  iters left: 2 (53 enodes)
* * [misc]simplify:  iters left: 1 (79 enodes)
* [exit]simplify:  Simplified to (log (/ (/ d (hypot c d)) (/ (hypot c d) b)))
* [exit]simplify:  Simplified to (log (/ (/ d (hypot c d)) (/ (hypot c d) b)))
* * * * [misc]progress:  [ 18 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (+ (/ (* c a) (sqr (hypot c d))) (log (exp (/ (* b d) (sqr (hypot c d)))))))>
* [enter]simplify:  Simplifying (exp (/ (* b d) (sqr (hypot c d))))
* * [misc]simplify:  iters left: 5 (8 enodes)
* * [misc]simplify:  iters left: 4 (12 enodes)
* * [misc]simplify:  iters left: 3 (19 enodes)
* * [misc]simplify:  iters left: 2 (38 enodes)
* * [misc]simplify:  iters left: 1 (44 enodes)
* [exit]simplify:  Simplified to (exp (* (/ b (hypot c d)) (/ d (hypot c d))))
* [exit]simplify:  Simplified to (exp (* (/ b (hypot c d)) (/ d (hypot c d))))
* * * * [misc]progress:  [ 19 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (+ (/ (* c a) (sqr (hypot c d))) (cbrt (/ (cube (* b d)) (cube (sqr (hypot c d)))))))>
* [enter]simplify:  Simplifying (/ (cube (* b d)) (cube (sqr (hypot c d))))
* * [misc]simplify:  iters left: 5 (9 enodes)
* * [misc]simplify:  iters left: 4 (18 enodes)
* * [misc]simplify:  iters left: 3 (35 enodes)
* * [misc]simplify:  iters left: 2 (91 enodes)
* * [misc]simplify:  iters left: 1 (423 enodes)
* [exit]simplify:  Simplified to (/ (/ (cube (* d b)) (* (hypot c d) (hypot c d))) (sqr (* (hypot c d) (hypot c d))))
* [exit]simplify:  Simplified to (/ (/ (cube (* d b)) (* (hypot c d) (hypot c d))) (sqr (* (hypot c d) (hypot c d))))
* * * * [misc]progress:  [ 20 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (+ (/ (* c a) (sqr (hypot c d))) (cube (cbrt (/ (* b d) (sqr (hypot c d)))))))>
* [enter]simplify:  Simplifying (cbrt (/ (* b d) (sqr (hypot c d))))
* * [misc]simplify:  iters left: 5 (8 enodes)
* * [misc]simplify:  iters left: 4 (12 enodes)
* * [misc]simplify:  iters left: 3 (19 enodes)
* * [misc]simplify:  iters left: 2 (34 enodes)
* * [misc]simplify:  iters left: 1 (40 enodes)
* [exit]simplify:  Simplified to (cbrt (/ (/ d (hypot c d)) (/ (hypot c d) b)))
* [exit]simplify:  Simplified to (cbrt (/ (/ d (hypot c d)) (/ (hypot c d) b)))
* * * * [misc]progress:  [ 21 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (+ (/ (* c a) (sqr (hypot c d))) (cbrt (cube (/ (* b d) (sqr (hypot c d)))))))>
* [enter]simplify:  Simplifying (cube (/ (* b d) (sqr (hypot c d))))
* * [misc]simplify:  iters left: 5 (8 enodes)
* * [misc]simplify:  iters left: 4 (17 enodes)
* * [misc]simplify:  iters left: 3 (46 enodes)
* * [misc]simplify:  iters left: 2 (122 enodes)
* * [misc]simplify:  iters left: 1 (244 enodes)
* [exit]simplify:  Simplified to (cube (* (/ b (hypot c d)) (/ d (hypot c d))))
* [exit]simplify:  Simplified to (cube (* (/ b (hypot c d)) (/ d (hypot c d))))
* * * * [misc]progress:  [ 22 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (+ (/ (* c a) (sqr (hypot c d))) (cube (/ (cbrt (* b d)) (cbrt (sqr (hypot c d)))))))>
* [enter]simplify:  Simplifying (/ (cbrt (* b d)) (cbrt (sqr (hypot c d))))
* * [misc]simplify:  iters left: 5 (9 enodes)
* * [misc]simplify:  iters left: 4 (11 enodes)
* [exit]simplify:  Simplified to (/ (cbrt (* d b)) (cbrt (* (hypot c d) (hypot c d))))
* [exit]simplify:  Simplified to (/ (cbrt (* d b)) (cbrt (* (hypot c d) (hypot c d))))
* * * * [misc]progress:  [ 23 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (+ (/ (* c a) (sqr (hypot c d))) (sqr (sqrt (/ (* b d) (sqr (hypot c d)))))))>
* [enter]simplify:  Simplifying (sqrt (/ (* b d) (sqr (hypot c d))))
* * [misc]simplify:  iters left: 5 (8 enodes)
* * [misc]simplify:  iters left: 4 (12 enodes)
* * [misc]simplify:  iters left: 3 (19 enodes)
* * [misc]simplify:  iters left: 2 (34 enodes)
* * [misc]simplify:  iters left: 1 (40 enodes)
* [exit]simplify:  Simplified to (sqrt (/ (/ d (hypot c d)) (/ (hypot c d) b)))
* [exit]simplify:  Simplified to (sqrt (/ (/ d (hypot c d)) (/ (hypot c d) b)))
* * * * [misc]progress:  [ 24 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (+ (/ (* c a) (sqr (hypot c d))) (sqr (/ (sqrt (* b d)) (hypot c d)))))>
* [enter]simplify:  Simplifying (/ (sqrt (* b d)) (hypot c d))
* * [misc]simplify:  iters left: 5 (7 enodes)
* * [misc]simplify:  iters left: 4 (8 enodes)
* [exit]simplify:  Simplified to (/ (sqrt (* d b)) (hypot c d))
* [exit]simplify:  Simplified to (/ (sqrt (* d b)) (hypot c d))
* * * * [misc]progress:  [ 25 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (+ (/ (* c a) (sqr (hypot c d))) (/ (- (* b d)) (- (sqr (hypot c d))))))>
* [enter]simplify:  Simplifying (- (* b 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 (* b (- d))
* [exit]simplify:  Simplified to (* b (- d))
* [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:  [ 26 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (+ (/ (* c a) (sqr (hypot c d))) (* (/ b (sqr 1)) (/ d (sqr (hypot c d))))))>
* [enter]simplify:  Simplifying (/ b (sqr 1))
* * [misc]simplify:  iters left: 3 (4 enodes)
* * [misc]simplify:  iters left: 2 (7 enodes)
* [exit]simplify:  Simplified to (/ b 1)
* [exit]simplify:  Simplified to (/ b 1)
* [enter]simplify:  Simplifying (/ d (sqr (hypot c d)))
* * [misc]simplify:  iters left: 4 (5 enodes)
* * [misc]simplify:  iters left: 3 (6 enodes)
* * [misc]simplify:  iters left: 2 (8 enodes)
* [exit]simplify:  Simplified to (/ (/ d (hypot c d)) (hypot c d))
* [exit]simplify:  Simplified to (/ (/ d (hypot c d)) (hypot c d))
* * * * [misc]progress:  [ 27 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (+ (/ (* c a) (sqr (hypot c d))) (* (/ b (hypot c d)) (/ d (hypot c d)))))>
* [enter]simplify:  Simplifying (/ b (hypot c d))
* * [misc]simplify:  iters left: 3 (5 enodes)
* [exit]simplify:  Simplified to (/ b (hypot c d))
* [exit]simplify:  Simplified to (/ b (hypot c d))
* [enter]simplify:  Simplifying (/ d (hypot c d))
* * [misc]simplify:  iters left: 3 (4 enodes)
* [exit]simplify:  Simplified to (/ d (hypot c d))
* [exit]simplify:  Simplified to (/ d (hypot c d))
* * * * [misc]progress:  [ 28 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (+ (/ (* c a) (sqr (hypot c d))) (* (/ b 1) (/ d (sqr (hypot c d))))))>
* [enter]simplify:  Simplifying (/ b 1)
* * [misc]simplify:  iters left: 2 (3 enodes)
* * [misc]simplify:  iters left: 1 (5 enodes)
* [exit]simplify:  Simplified to (/ b 1)
* [exit]simplify:  Simplified to (/ b 1)
* [enter]simplify:  Simplifying (/ d (sqr (hypot c d)))
* * [misc]simplify:  iters left: 4 (5 enodes)
* * [misc]simplify:  iters left: 3 (6 enodes)
* * [misc]simplify:  iters left: 2 (8 enodes)
* [exit]simplify:  Simplified to (/ (/ d (hypot c d)) (hypot c d))
* [exit]simplify:  Simplified to (/ (/ d (hypot c d)) (hypot c d))
* * * * [misc]progress:  [ 29 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (+ (/ (* c a) (sqr (hypot c d))) (* 1 (/ (* b d) (sqr (hypot c d))))))>
* * * * [misc]progress:  [ 30 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (+ (/ (* c a) (sqr (hypot c d))) (* (* b 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:  [ 31 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (+ (/ (* c a) (sqr (hypot c d))) (/ 1 (/ (sqr (hypot c d)) (* b d)))))>
* [enter]simplify:  Simplifying (/ (sqr (hypot c d)) (* b d))
* * [misc]simplify:  iters left: 4 (7 enodes)
* * [misc]simplify:  iters left: 3 (11 enodes)
* * [misc]simplify:  iters left: 2 (19 enodes)
* * [misc]simplify:  iters left: 1 (31 enodes)
* [exit]simplify:  Simplified to (* (/ (hypot c d) (* d b)) (hypot c d))
* [exit]simplify:  Simplified to (* (/ (hypot c d) (* d b)) (hypot c d))
* * * * [misc]progress:  [ 32 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (+ (/ (* c a) (sqr (hypot c d))) (/ (/ (* b d) (sqr 1)) (sqr (hypot c d)))))>
* [enter]simplify:  Simplifying (/ (* b d) (sqr 1))
* * [misc]simplify:  iters left: 4 (6 enodes)
* * [misc]simplify:  iters left: 3 (12 enodes)
* * [misc]simplify:  iters left: 2 (18 enodes)
* * [misc]simplify:  iters left: 1 (27 enodes)
* [exit]simplify:  Simplified to (* d (/ b 1))
* [exit]simplify:  Simplified to (* d (/ b 1))
* * * * [misc]progress:  [ 33 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (+ (/ (* c a) (sqr (hypot c d))) (/ (/ (* b d) (hypot c d)) (hypot c d))))>
* [enter]simplify:  Simplifying (/ (* b 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 b) (hypot c d))
* [exit]simplify:  Simplified to (/ (* d b) (hypot c d))
* * * * [misc]progress:  [ 34 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (+ (/ (* c a) (sqr (hypot c d))) (/ (/ (* b d) 1) (sqr (hypot c d)))))>
* [enter]simplify:  Simplifying (/ (* b d) 1)
* * [misc]simplify:  iters left: 4 (5 enodes)
* * [misc]simplify:  iters left: 3 (10 enodes)
* * [misc]simplify:  iters left: 2 (12 enodes)
* * [misc]simplify:  iters left: 1 (15 enodes)
* [exit]simplify:  Simplified to (* (/ b 1) d)
* [exit]simplify:  Simplified to (* (/ b 1) d)
* * * * [misc]progress:  [ 35 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (+ (/ (* c a) (sqr (hypot c d))) (/ b (/ (sqr (hypot c d)) d))))>
* [enter]simplify:  Simplifying (/ (sqr (hypot c d)) d)
* * [misc]simplify:  iters left: 4 (5 enodes)
* * [misc]simplify:  iters left: 3 (6 enodes)
* * [misc]simplify:  iters left: 2 (8 enodes)
* * [misc]simplify:  iters left: 1 (10 enodes)
* [exit]simplify:  Simplified to (* (/ (hypot c d) d) (hypot c d))
* [exit]simplify:  Simplified to (* (/ (hypot c d) d) (hypot c d))
* * * * [misc]progress:  [ 36 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (+ (log1p (expm1 (/ (* c a) (sqr (hypot c d))))) (/ (* b d) (sqr (hypot c d)))))>
* [enter]simplify:  Simplifying (expm1 (/ (* c a) (sqr (hypot c d))))
* * [misc]simplify:  iters left: 5 (8 enodes)
* * [misc]simplify:  iters left: 4 (12 enodes)
* * [misc]simplify:  iters left: 3 (19 enodes)
* * [misc]simplify:  iters left: 2 (34 enodes)
* * [misc]simplify:  iters left: 1 (40 enodes)
* [exit]simplify:  Simplified to (expm1 (/ (/ a (hypot c d)) (/ (hypot c d) c)))
* [exit]simplify:  Simplified to (expm1 (/ (/ a (hypot c d)) (/ (hypot c d) c)))
* * * * [misc]progress:  [ 37 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (+ (expm1 (log1p (/ (* c a) (sqr (hypot c d))))) (/ (* b d) (sqr (hypot c d)))))>
* [enter]simplify:  Simplifying (log1p (/ (* c a) (sqr (hypot c d))))
* * [misc]simplify:  iters left: 5 (8 enodes)
* * [misc]simplify:  iters left: 4 (12 enodes)
* * [misc]simplify:  iters left: 3 (19 enodes)
* * [misc]simplify:  iters left: 2 (34 enodes)
* * [misc]simplify:  iters left: 1 (40 enodes)
* [exit]simplify:  Simplified to (log1p (/ (/ a (hypot c d)) (/ (hypot c d) c)))
* [exit]simplify:  Simplified to (log1p (/ (/ a (hypot c d)) (/ (hypot c d) c)))
* * * * [misc]progress:  [ 38 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (+ (pow (/ (* c a) (sqr (hypot c d))) 1) (/ (* b d) (sqr (hypot c d)))))>
* * * * [misc]progress:  [ 39 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (+ (exp (- (log (* c a)) (log (sqr (hypot c d))))) (/ (* b d) (sqr (hypot c d)))))>
* [enter]simplify:  Simplifying (- (log (* c a)) (log (sqr (hypot c d))))
* * [misc]simplify:  iters left: 5 (9 enodes)
* * [misc]simplify:  iters left: 4 (14 enodes)
* * [misc]simplify:  iters left: 3 (19 enodes)
* * [misc]simplify:  iters left: 2 (24 enodes)
* * [misc]simplify:  iters left: 1 (32 enodes)
* [exit]simplify:  Simplified to (- (- (log (* a c)) (log (hypot c d))) (log (hypot c d)))
* [exit]simplify:  Simplified to (- (- (log (* a c)) (log (hypot c d))) (log (hypot c d)))
* * * * [misc]progress:  [ 40 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (+ (exp (log (/ (* c a) (sqr (hypot c d))))) (/ (* b d) (sqr (hypot c d)))))>
* [enter]simplify:  Simplifying (log (/ (* c a) (sqr (hypot c d))))
* * [misc]simplify:  iters left: 5 (8 enodes)
* * [misc]simplify:  iters left: 4 (15 enodes)
* * [misc]simplify:  iters left: 3 (28 enodes)
* * [misc]simplify:  iters left: 2 (53 enodes)
* * [misc]simplify:  iters left: 1 (79 enodes)
* [exit]simplify:  Simplified to (log (/ (/ a (hypot c d)) (/ (hypot c d) c)))
* [exit]simplify:  Simplified to (log (/ (/ a (hypot c d)) (/ (hypot c d) c)))
* * * * [misc]progress:  [ 41 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (+ (log (exp (/ (* c a) (sqr (hypot c d))))) (/ (* b d) (sqr (hypot c d)))))>
* [enter]simplify:  Simplifying (exp (/ (* c a) (sqr (hypot c d))))
* * [misc]simplify:  iters left: 5 (8 enodes)
* * [misc]simplify:  iters left: 4 (12 enodes)
* * [misc]simplify:  iters left: 3 (19 enodes)
* * [misc]simplify:  iters left: 2 (38 enodes)
* * [misc]simplify:  iters left: 1 (44 enodes)
* [exit]simplify:  Simplified to (exp (* (/ c (hypot c d)) (/ a (hypot c d))))
* [exit]simplify:  Simplified to (exp (* (/ c (hypot c d)) (/ a (hypot c d))))
* * * * [misc]progress:  [ 42 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (+ (cbrt (/ (cube (* c a)) (cube (sqr (hypot c d))))) (/ (* b d) (sqr (hypot c d)))))>
* [enter]simplify:  Simplifying (/ (cube (* c a)) (cube (sqr (hypot c d))))
* * [misc]simplify:  iters left: 5 (9 enodes)
* * [misc]simplify:  iters left: 4 (18 enodes)
* * [misc]simplify:  iters left: 3 (35 enodes)
* * [misc]simplify:  iters left: 2 (91 enodes)
* * [misc]simplify:  iters left: 1 (423 enodes)
* [exit]simplify:  Simplified to (/ (/ (cube (* a c)) (* (hypot c d) (hypot c d))) (sqr (* (hypot c d) (hypot c d))))
* [exit]simplify:  Simplified to (/ (/ (cube (* a c)) (* (hypot c d) (hypot c d))) (sqr (* (hypot c d) (hypot c d))))
* * * * [misc]progress:  [ 43 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (+ (cube (cbrt (/ (* c a) (sqr (hypot c d))))) (/ (* b d) (sqr (hypot c d)))))>
* [enter]simplify:  Simplifying (cbrt (/ (* c a) (sqr (hypot c d))))
* * [misc]simplify:  iters left: 5 (8 enodes)
* * [misc]simplify:  iters left: 4 (12 enodes)
* * [misc]simplify:  iters left: 3 (19 enodes)
* * [misc]simplify:  iters left: 2 (34 enodes)
* * [misc]simplify:  iters left: 1 (40 enodes)
* [exit]simplify:  Simplified to (cbrt (/ (/ a (hypot c d)) (/ (hypot c d) c)))
* [exit]simplify:  Simplified to (cbrt (/ (/ a (hypot c d)) (/ (hypot c d) c)))
* * * * [misc]progress:  [ 44 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (+ (cbrt (cube (/ (* c a) (sqr (hypot c d))))) (/ (* b d) (sqr (hypot c d)))))>
* [enter]simplify:  Simplifying (cube (/ (* c a) (sqr (hypot c d))))
* * [misc]simplify:  iters left: 5 (8 enodes)
* * [misc]simplify:  iters left: 4 (17 enodes)
* * [misc]simplify:  iters left: 3 (46 enodes)
* * [misc]simplify:  iters left: 2 (122 enodes)
* * [misc]simplify:  iters left: 1 (244 enodes)
* [exit]simplify:  Simplified to (cube (* (/ c (hypot c d)) (/ a (hypot c d))))
* [exit]simplify:  Simplified to (cube (* (/ c (hypot c d)) (/ a (hypot c d))))
* * * * [misc]progress:  [ 45 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (+ (cube (/ (cbrt (* c a)) (cbrt (sqr (hypot c d))))) (/ (* b d) (sqr (hypot c d)))))>
* [enter]simplify:  Simplifying (/ (cbrt (* c a)) (cbrt (sqr (hypot c d))))
* * [misc]simplify:  iters left: 5 (9 enodes)
* * [misc]simplify:  iters left: 4 (11 enodes)
* [exit]simplify:  Simplified to (/ (cbrt (* a c)) (cbrt (* (hypot c d) (hypot c d))))
* [exit]simplify:  Simplified to (/ (cbrt (* a c)) (cbrt (* (hypot c d) (hypot c d))))
* * * * [misc]progress:  [ 46 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (+ (sqr (sqrt (/ (* c a) (sqr (hypot c d))))) (/ (* b d) (sqr (hypot c d)))))>
* [enter]simplify:  Simplifying (sqrt (/ (* c a) (sqr (hypot c d))))
* * [misc]simplify:  iters left: 5 (8 enodes)
* * [misc]simplify:  iters left: 4 (12 enodes)
* * [misc]simplify:  iters left: 3 (19 enodes)
* * [misc]simplify:  iters left: 2 (34 enodes)
* * [misc]simplify:  iters left: 1 (40 enodes)
* [exit]simplify:  Simplified to (sqrt (/ (/ a (hypot c d)) (/ (hypot c d) c)))
* [exit]simplify:  Simplified to (sqrt (/ (/ a (hypot c d)) (/ (hypot c d) c)))
* * * * [misc]progress:  [ 47 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (+ (sqr (/ (sqrt (* c a)) (hypot c d))) (/ (* b d) (sqr (hypot c d)))))>
* [enter]simplify:  Simplifying (/ (sqrt (* c a)) (hypot c d))
* * [misc]simplify:  iters left: 5 (7 enodes)
* * [misc]simplify:  iters left: 4 (8 enodes)
* [exit]simplify:  Simplified to (/ (sqrt (* a c)) (hypot c d))
* [exit]simplify:  Simplified to (/ (sqrt (* a c)) (hypot c d))
* * * * [misc]progress:  [ 48 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (+ (/ (- (* c a)) (- (sqr (hypot c d)))) (/ (* b d) (sqr (hypot c d)))))>
* [enter]simplify:  Simplifying (- (* c a))
* * [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 (* c (- a))
* [exit]simplify:  Simplified to (* c (- 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:  [ 49 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (+ (* (/ c (sqr 1)) (/ a (sqr (hypot c d)))) (/ (* b d) (sqr (hypot c d)))))>
* [enter]simplify:  Simplifying (/ c (sqr 1))
* * [misc]simplify:  iters left: 3 (4 enodes)
* * [misc]simplify:  iters left: 2 (7 enodes)
* [exit]simplify:  Simplified to (/ c 1)
* [exit]simplify:  Simplified to (/ c 1)
* [enter]simplify:  Simplifying (/ a (sqr (hypot c d)))
* * [misc]simplify:  iters left: 4 (6 enodes)
* * [misc]simplify:  iters left: 3 (7 enodes)
* * [misc]simplify:  iters left: 2 (9 enodes)
* [exit]simplify:  Simplified to (/ (/ a (hypot c d)) (hypot c d))
* [exit]simplify:  Simplified to (/ (/ a (hypot c d)) (hypot c d))
* * * * [misc]progress:  [ 50 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (+ (* (/ c (hypot c d)) (/ a (hypot c d))) (/ (* b d) (sqr (hypot c d)))))>
* [enter]simplify:  Simplifying (/ c (hypot c d))
* * [misc]simplify:  iters left: 3 (4 enodes)
* [exit]simplify:  Simplified to (/ c (hypot c d))
* [exit]simplify:  Simplified to (/ c (hypot c d))
* [enter]simplify:  Simplifying (/ a (hypot c d))
* * [misc]simplify:  iters left: 3 (5 enodes)
* [exit]simplify:  Simplified to (/ a (hypot c d))
* [exit]simplify:  Simplified to (/ a (hypot c d))
* * * * [misc]progress:  [ 51 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (+ (* (/ c 1) (/ a (sqr (hypot c d)))) (/ (* b d) (sqr (hypot c d)))))>
* [enter]simplify:  Simplifying (/ c 1)
* * [misc]simplify:  iters left: 2 (3 enodes)
* * [misc]simplify:  iters left: 1 (5 enodes)
* [exit]simplify:  Simplified to (/ c 1)
* [exit]simplify:  Simplified to (/ c 1)
* [enter]simplify:  Simplifying (/ a (sqr (hypot c d)))
* * [misc]simplify:  iters left: 4 (6 enodes)
* * [misc]simplify:  iters left: 3 (7 enodes)
* * [misc]simplify:  iters left: 2 (9 enodes)
* [exit]simplify:  Simplified to (/ (/ a (hypot c d)) (hypot c d))
* [exit]simplify:  Simplified to (/ (/ a (hypot c d)) (hypot c d))
* * * * [misc]progress:  [ 52 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (+ (* 1 (/ (* c a) (sqr (hypot c d)))) (/ (* b d) (sqr (hypot c d)))))>
* * * * [misc]progress:  [ 53 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (+ (* (* c a) (/ 1 (sqr (hypot c d)))) (/ (* b d) (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:  [ 54 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (+ (/ 1 (/ (sqr (hypot c d)) (* c a))) (/ (* b d) (sqr (hypot c d)))))>
* [enter]simplify:  Simplifying (/ (sqr (hypot c d)) (* c a))
* * [misc]simplify:  iters left: 4 (7 enodes)
* * [misc]simplify:  iters left: 3 (11 enodes)
* * [misc]simplify:  iters left: 2 (19 enodes)
* * [misc]simplify:  iters left: 1 (31 enodes)
* [exit]simplify:  Simplified to (* (/ (hypot c d) (* c a)) (hypot c d))
* [exit]simplify:  Simplified to (* (/ (hypot c d) (* c a)) (hypot c d))
* * * * [misc]progress:  [ 55 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (+ (/ (/ (* c a) (sqr 1)) (sqr (hypot c d))) (/ (* b d) (sqr (hypot c d)))))>
* [enter]simplify:  Simplifying (/ (* c a) (sqr 1))
* * [misc]simplify:  iters left: 4 (6 enodes)
* * [misc]simplify:  iters left: 3 (12 enodes)
* * [misc]simplify:  iters left: 2 (18 enodes)
* * [misc]simplify:  iters left: 1 (27 enodes)
* [exit]simplify:  Simplified to (* a (/ c 1))
* [exit]simplify:  Simplified to (* a (/ c 1))
* * * * [misc]progress:  [ 56 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (+ (/ (/ (* c a) (hypot c d)) (hypot c d)) (/ (* b d) (sqr (hypot c d)))))>
* [enter]simplify:  Simplifying (/ (* c a) (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 (/ (* a c) (hypot c d))
* [exit]simplify:  Simplified to (/ (* a c) (hypot c d))
* * * * [misc]progress:  [ 57 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (+ (/ (/ (* c a) 1) (sqr (hypot c d))) (/ (* b d) (sqr (hypot c d)))))>
* [enter]simplify:  Simplifying (/ (* c a) 1)
* * [misc]simplify:  iters left: 4 (5 enodes)
* * [misc]simplify:  iters left: 3 (10 enodes)
* * [misc]simplify:  iters left: 2 (12 enodes)
* * [misc]simplify:  iters left: 1 (15 enodes)
* [exit]simplify:  Simplified to (* (/ c 1) a)
* [exit]simplify:  Simplified to (* (/ c 1) a)
* * * * [misc]progress:  [ 58 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (+ (/ c (/ (sqr (hypot c d)) a)) (/ (* b d) (sqr (hypot c d)))))>
* [enter]simplify:  Simplifying (/ (sqr (hypot c d)) a)
* * [misc]simplify:  iters left: 4 (6 enodes)
* * [misc]simplify:  iters left: 3 (7 enodes)
* * [misc]simplify:  iters left: 2 (9 enodes)
* * [misc]simplify:  iters left: 1 (11 enodes)
* [exit]simplify:  Simplified to (/ (hypot c d) (/ a (hypot c d)))
* [exit]simplify:  Simplified to (/ (hypot c d) (/ a (hypot c d)))
* * * * [misc]progress:  [ 59 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (log1p (expm1 (+ (/ (* c a) (sqr (hypot c d))) (/ (* b d) (sqr (hypot c d)))))))>
* [enter]simplify:  Simplifying (expm1 (+ (/ (* c a) (sqr (hypot c d))) (/ (* b d) (sqr (hypot c d)))))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (20 enodes)
* * [misc]simplify:  iters left: 4 (34 enodes)
* * [misc]simplify:  iters left: 3 (68 enodes)
* * [misc]simplify:  iters left: 2 (80 enodes)
* * [misc]simplify:  iters left: 1 (92 enodes)
* [exit]simplify:  Simplified to (expm1 (fma (/ c (hypot c d)) (/ a (hypot c d)) (* (/ d (hypot c d)) (/ b (hypot c d)))))
* [exit]simplify:  Simplified to (expm1 (fma (/ c (hypot c d)) (/ a (hypot c d)) (* (/ d (hypot c d)) (/ b (hypot c d)))))
* * * * [misc]progress:  [ 60 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (expm1 (log1p (+ (/ (* c a) (sqr (hypot c d))) (/ (* b d) (sqr (hypot c d)))))))>
* [enter]simplify:  Simplifying (log1p (+ (/ (* c a) (sqr (hypot c d))) (/ (* b d) (sqr (hypot c d)))))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (20 enodes)
* * [misc]simplify:  iters left: 4 (34 enodes)
* * [misc]simplify:  iters left: 3 (68 enodes)
* * [misc]simplify:  iters left: 2 (80 enodes)
* * [misc]simplify:  iters left: 1 (92 enodes)
* [exit]simplify:  Simplified to (log1p (fma (/ c (hypot c d)) (/ a (hypot c d)) (* (/ d (hypot c d)) (/ b (hypot c d)))))
* [exit]simplify:  Simplified to (log1p (fma (/ c (hypot c d)) (/ a (hypot c d)) (* (/ d (hypot c d)) (/ b (hypot c d)))))
* * * * [misc]progress:  [ 61 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (fma (/ c (sqr 1)) (/ a (sqr (hypot c d))) (/ (* b d) (sqr (hypot c d)))))>
* * * * [misc]progress:  [ 62 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (fma (/ c (hypot c d)) (/ a (hypot c d)) (/ (* b d) (sqr (hypot c d)))))>
* * * * [misc]progress:  [ 63 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (fma (/ c 1) (/ a (sqr (hypot c d))) (/ (* b d) (sqr (hypot c d)))))>
* * * * [misc]progress:  [ 64 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (fma 1 (/ (* c a) (sqr (hypot c d))) (/ (* b d) (sqr (hypot c d)))))>
* * * * [misc]progress:  [ 65 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (fma (* c a) (/ 1 (sqr (hypot c d))) (/ (* b d) (sqr (hypot c d)))))>
* * * * [misc]progress:  [ 66 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (log (* (exp (/ (* c a) (sqr (hypot c d)))) (exp (/ (* b d) (sqr (hypot c d)))))))>
* [enter]simplify:  Simplifying (* (exp (/ (* c a) (sqr (hypot c d)))) (exp (/ (* b d) (sqr (hypot c d)))))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (23 enodes)
* * [misc]simplify:  iters left: 4 (39 enodes)
* * [misc]simplify:  iters left: 3 (81 enodes)
* * [misc]simplify:  iters left: 2 (93 enodes)
* * [misc]simplify:  iters left: 1 (105 enodes)
* [exit]simplify:  Simplified to (exp (fma (/ a (hypot c d)) (/ c (hypot c d)) (* (/ b (hypot c d)) (/ d (hypot c d)))))
* [exit]simplify:  Simplified to (exp (fma (/ a (hypot c d)) (/ c (hypot c d)) (* (/ b (hypot c d)) (/ d (hypot c d)))))
* * * * [misc]progress:  [ 67 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (pow (+ (/ (* c a) (sqr (hypot c d))) (/ (* b d) (sqr (hypot c d)))) 1))>
* * * * [misc]progress:  [ 68 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (exp (log (+ (/ (* c a) (sqr (hypot c d))) (/ (* b d) (sqr (hypot c d)))))))>
* [enter]simplify:  Simplifying (log (+ (/ (* c a) (sqr (hypot c d))) (/ (* b d) (sqr (hypot c d)))))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (20 enodes)
* * [misc]simplify:  iters left: 4 (34 enodes)
* * [misc]simplify:  iters left: 3 (68 enodes)
* * [misc]simplify:  iters left: 2 (80 enodes)
* * [misc]simplify:  iters left: 1 (92 enodes)
* [exit]simplify:  Simplified to (log (fma (/ c (hypot c d)) (/ a (hypot c d)) (* (/ d (hypot c d)) (/ b (hypot c d)))))
* [exit]simplify:  Simplified to (log (fma (/ c (hypot c d)) (/ a (hypot c d)) (* (/ d (hypot c d)) (/ b (hypot c d)))))
* * * * [misc]progress:  [ 69 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (log (exp (+ (/ (* c a) (sqr (hypot c d))) (/ (* b d) (sqr (hypot c d)))))))>
* [enter]simplify:  Simplifying (exp (+ (/ (* c a) (sqr (hypot c d))) (/ (* b d) (sqr (hypot c d)))))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (23 enodes)
* * [misc]simplify:  iters left: 4 (38 enodes)
* * [misc]simplify:  iters left: 3 (80 enodes)
* * [misc]simplify:  iters left: 2 (92 enodes)
* * [misc]simplify:  iters left: 1 (104 enodes)
* [exit]simplify:  Simplified to (exp (fma (/ c (hypot c d)) (/ a (hypot c d)) (/ (/ b (hypot c d)) (/ (hypot c d) d))))
* [exit]simplify:  Simplified to (exp (fma (/ c (hypot c d)) (/ a (hypot c d)) (/ (/ b (hypot c d)) (/ (hypot c d) d))))
* * * * [misc]progress:  [ 70 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (cube (cbrt (+ (/ (* c a) (sqr (hypot c d))) (/ (* b d) (sqr (hypot c d)))))))>
* [enter]simplify:  Simplifying (cbrt (+ (/ (* c a) (sqr (hypot c d))) (/ (* b d) (sqr (hypot c d)))))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (20 enodes)
* * [misc]simplify:  iters left: 4 (34 enodes)
* * [misc]simplify:  iters left: 3 (68 enodes)
* * [misc]simplify:  iters left: 2 (80 enodes)
* * [misc]simplify:  iters left: 1 (92 enodes)
* [exit]simplify:  Simplified to (cbrt (fma (/ c (hypot c d)) (/ a (hypot c d)) (* (/ d (hypot c d)) (/ b (hypot c d)))))
* [exit]simplify:  Simplified to (cbrt (fma (/ c (hypot c d)) (/ a (hypot c d)) (* (/ d (hypot c d)) (/ b (hypot c d)))))
* * * * [misc]progress:  [ 71 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (cbrt (cube (+ (/ (* c a) (sqr (hypot c d))) (/ (* b d) (sqr (hypot c d)))))))>
* [enter]simplify:  Simplifying (cube (+ (/ (* c a) (sqr (hypot c d))) (/ (* b d) (sqr (hypot c d)))))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (22 enodes)
* * [misc]simplify:  iters left: 4 (46 enodes)
* * [misc]simplify:  iters left: 3 (136 enodes)
* * [misc]simplify:  iters left: 2 (351 enodes)
* [exit]simplify:  Simplified to (cube (fma (/ c (hypot c d)) (/ a (hypot c d)) (/ (* d b) (* (hypot c d) (hypot c d)))))
* [exit]simplify:  Simplified to (cube (fma (/ c (hypot c d)) (/ a (hypot c d)) (/ (* d b) (* (hypot c d) (hypot c d)))))
* * * * [misc]progress:  [ 72 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (sqr (sqrt (+ (/ (* c a) (sqr (hypot c d))) (/ (* b d) (sqr (hypot c d)))))))>
* [enter]simplify:  Simplifying (sqrt (+ (/ (* c a) (sqr (hypot c d))) (/ (* b d) (sqr (hypot c d)))))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (20 enodes)
* * [misc]simplify:  iters left: 4 (34 enodes)
* * [misc]simplify:  iters left: 3 (68 enodes)
* * [misc]simplify:  iters left: 2 (80 enodes)
* * [misc]simplify:  iters left: 1 (92 enodes)
* [exit]simplify:  Simplified to (sqrt (fma (/ c (hypot c d)) (/ a (hypot c d)) (* (/ d (hypot c d)) (/ b (hypot c d)))))
* [exit]simplify:  Simplified to (sqrt (fma (/ c (hypot c d)) (/ a (hypot c d)) (* (/ d (hypot c d)) (/ b (hypot c d)))))
* * * * [misc]progress:  [ 73 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (+ (* (* c a) (sqr (hypot c d))) (* (sqr (hypot c d)) (* b d))) (* (sqr (hypot c d)) (sqr (hypot c d)))))>
* [enter]simplify:  Simplifying (+ (* (* c a) (sqr (hypot c d))) (* (sqr (hypot c d)) (* b 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 (96 enodes)
* * [misc]simplify:  iters left: 1 (130 enodes)
* [exit]simplify:  Simplified to (* (* (hypot c d) (hypot c d)) (fma b d (* a c)))
* [exit]simplify:  Simplified to (* (* (hypot c d) (hypot c d)) (fma b d (* a c)))
* [enter]simplify:  Simplifying (* (sqr (hypot c d)) (sqr (hypot c d)))
* * [misc]simplify:  iters left: 4 (5 enodes)
* * [misc]simplify:  iters left: 3 (7 enodes)
* * [misc]simplify:  iters left: 2 (9 enodes)
* * [misc]simplify:  iters left: 1 (11 enodes)
* [exit]simplify:  Simplified to (* (* (hypot c d) (hypot c d)) (* (hypot c d) (hypot c d)))
* [exit]simplify:  Simplified to (* (* (hypot c d) (hypot c d)) (* (hypot c d) (hypot c d)))
* * * * [misc]progress:  [ 74 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (* 1 (+ (/ (* c a) (sqr (hypot c d))) (/ (* b d) (sqr (hypot c d))))))>
* * * * [misc]progress:  [ 75 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (- (pow (/ (* c a) (sqr (hypot c d))) 3) (pow (/ (* b d) (sqr (hypot c d))) 3)) (+ (sqr (/ (* c a) (sqr (hypot c d)))) (- (sqr (/ (* b d) (sqr (hypot c d)))) (* (/ (* c a) (sqr (hypot c d))) (/ (* b d) (sqr (hypot c d))))))))>
* [enter]simplify:  Simplifying (- (pow (/ (* c a) (sqr (hypot c d))) 3) (pow (/ (* b d) (sqr (hypot c d))) 3))
* * [misc]simplify:  iters left: 6 (14 enodes)
* * [misc]simplify:  iters left: 5 (23 enodes)
* * [misc]simplify:  iters left: 4 (52 enodes)
* * [misc]simplify:  iters left: 3 (135 enodes)
* * [misc]simplify:  iters left: 2 (327 enodes)
* [exit]simplify:  Simplified to (- (cube (* (/ c (hypot c d)) (/ a (hypot c d)))) (cube (/ (* b d) (* (hypot c d) (hypot c d)))))
* [exit]simplify:  Simplified to (- (cube (* (/ c (hypot c d)) (/ a (hypot c d)))) (cube (/ (* b d) (* (hypot c d) (hypot c d)))))
* [enter]simplify:  Simplifying (+ (sqr (/ (* c a) (sqr (hypot c d)))) (- (sqr (/ (* b d) (sqr (hypot c d)))) (* (/ (* c a) (sqr (hypot c d))) (/ (* b d) (sqr (hypot c d))))))
* * [misc]simplify:  iters left: 6 (15 enodes)
* * [misc]simplify:  iters left: 5 (37 enodes)
* * [misc]simplify:  iters left: 4 (107 enodes)
* * [misc]simplify:  iters left: 3 (259 enodes)
* [exit]simplify:  Simplified to (fma (/ (/ (* d b) (hypot c d)) (hypot c d)) (- (/ (/ (* d b) (hypot c d)) (hypot c d)) (* (/ c (hypot c d)) (/ a (hypot c d)))) (sqr (* (/ c (hypot c d)) (/ a (hypot c d)))))
* [exit]simplify:  Simplified to (fma (/ (/ (* d b) (hypot c d)) (hypot c d)) (- (/ (/ (* d b) (hypot c d)) (hypot c d)) (* (/ c (hypot c d)) (/ a (hypot c d)))) (sqr (* (/ c (hypot c d)) (/ a (hypot c d)))))
* * * * [misc]progress:  [ 76 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (- (sqr (/ (* c a) (sqr (hypot c d)))) (sqr (/ (* b d) (sqr (hypot c d))))) (- (/ (* c a) (sqr (hypot c d))) (/ (* b d) (sqr (hypot c d))))))>
* [enter]simplify:  Simplifying (- (sqr (/ (* c a) (sqr (hypot c d)))) (sqr (/ (* b d) (sqr (hypot c d)))))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (30 enodes)
* * [misc]simplify:  iters left: 4 (77 enodes)
* * [misc]simplify:  iters left: 3 (177 enodes)
* * [misc]simplify:  iters left: 2 (356 enodes)
* [exit]simplify:  Simplified to (- (sqr (/ (/ (* a c) (hypot c d)) (hypot c d))) (* (* (/ b (hypot c d)) (/ d (hypot c d))) (* (/ b (hypot c d)) (/ d (hypot c d)))))
* [exit]simplify:  Simplified to (- (sqr (/ (/ (* a c) (hypot c d)) (hypot c d))) (* (* (/ b (hypot c d)) (/ d (hypot c d))) (* (/ b (hypot c d)) (/ d (hypot c d)))))
* [enter]simplify:  Simplifying (- (/ (* c a) (sqr (hypot c d))) (/ (* b d) (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 (- (* (/ c (hypot c d)) (/ a (hypot c d))) (* (/ b (hypot c d)) (/ d (hypot c d))))
* [exit]simplify:  Simplified to (- (* (/ c (hypot c d)) (/ a (hypot c d))) (* (/ b (hypot c d)) (/ d (hypot c d))))
* * * * [misc]progress:  [ 77 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (* 1 (+ (/ (* c a) (sqr (hypot c d))) (/ (* b d) (sqr (hypot c d))))))>
* [enter]simplify:  Simplifying (+ (/ (* c a) (sqr (hypot c d))) (/ (* b d) (sqr (hypot c d))))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (19 enodes)
* * [misc]simplify:  iters left: 4 (33 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 (fma (/ b (hypot c d)) (/ d (hypot c d)) (/ (/ c (hypot c d)) (/ (hypot c d) a)))
* [exit]simplify:  Simplified to (fma (/ b (hypot c d)) (/ d (hypot c d)) (/ (/ c (hypot c d)) (/ (hypot c d) a)))
* * * * [misc]progress:  [ 78 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (* (/ 1 (sqr (hypot c d))) (+ (* c a) (* b d))))>
* [enter]simplify:  Simplifying (+ (* c a) (* b 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 a c (* d b))
* [exit]simplify:  Simplified to (fma a c (* d b))
* * * * [misc]progress:  [ 79 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (+ (/ (* b d) (sqr (hypot c d))) (/ (* c a) (sqr (hypot c d)))))>
* * * * [misc]progress:  [ 80 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (+ (/ (* c a) (sqr (hypot c d))) (/ (* b 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:  [ 81 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (+ (/ (* c a) (sqr (hypot c d))) (/ (* b 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:  [ 82 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (+ (/ (* c a) (sqr (hypot c d))) (/ (* b d) (pow (hypot c d) 2))))>
* * * * [misc]progress:  [ 83 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (+ (/ (* c a) (sqr (hypot c d))) (/ (* b d) (pow (sqr (hypot c d)) 1))))>
* * * * [misc]progress:  [ 84 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (+ (/ (* c a) (sqr (hypot c d))) (/ (* b 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:  [ 85 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (+ (/ (* c a) (sqr (hypot c d))) (/ (* b 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:  [ 86 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (+ (/ (* c a) (sqr (hypot c d))) (/ (* b 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:  [ 87 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (+ (/ (* c a) (sqr (hypot c d))) (/ (* b 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:  [ 88 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (+ (/ (* c a) (sqr (hypot c d))) (/ (* b 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:  [ 89 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (+ (/ (* c a) (sqr (hypot c d))) (/ (* b 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:  [ 90 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (+ (/ (* c a) (sqr (hypot c d))) (/ (* b d) (* (hypot c d) (hypot c d)))))>
* * * * [misc]progress:  [ 91 / 91 ] simplifiying candidate #<alt-delta (λ (a b c d) (+ (/ (* c a) (sqr (hypot c d))) (/ (* b d) (* 1 (sqr (hypot c d))))))>
* * * [misc]progress:  adding candidates to table
* * [misc]progress:  Final touches.
* * * [misc]progress:  tayloring alt 1 of 5
* [misc]approximate:  Taking taylor expansion of (/ (- (fma c a (* d b))) (- (+ (sqr c) (sqr d)))) in (c a d b) around 0
* [misc]taylor:  Taking taylor expansion of (/ (- (fma c a (* d b))) (- (+ (sqr c) (sqr d)))) in b
* [misc]taylor:  Taking taylor expansion of (- (fma c a (* d b))) in b
* [misc]taylor:  Taking taylor expansion of (fma c a (* d b)) in b
* [misc]backup-simplify:  Simplify (fma c a (* d b)) into (fma c a (* b d))
* [misc]taylor:  Taking taylor expansion of (- (+ (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 (- (fma c a (* b d))) into (- (fma c a (* b 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 (- (+ (sqr d) (sqr c))) into (- (+ (sqr d) (sqr c)))
* [misc]backup-simplify:  Simplify (- (fma c a (* b d))) into (- (fma c a (* b d)))
* [misc]backup-simplify:  Simplify (- (+ (sqr d) (sqr c))) into (- (+ (sqr d) (sqr c)))
* [misc]backup-simplify:  Simplify (/ (- (fma c a (* b d))) (- (+ (sqr d) (sqr c)))) into (/ (fma c a (* b d)) (+ (sqr d) (sqr c)))
* [misc]taylor:  Taking taylor expansion of (/ (- (fma c a (* d b))) (- (+ (sqr c) (sqr d)))) in d
* [misc]taylor:  Taking taylor expansion of (- (fma c a (* d b))) in d
* [misc]taylor:  Taking taylor expansion of (fma c a (* d b)) in d
* [misc]backup-simplify:  Simplify (fma c a (* d b)) into (fma c a (* b d))
* [misc]taylor:  Taking taylor expansion of (- (+ (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 (- (fma c a (* b d))) into (- (fma c a (* b d)))
* [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 (- (sqr c)) into (- (sqr c))
* [misc]backup-simplify:  Simplify (- (fma c a (* b d))) into (- (fma c a (* b d)))
* [misc]backup-simplify:  Simplify (- (sqr c)) into (- (sqr c))
* [misc]backup-simplify:  Simplify (/ (- (fma c a (* b d))) (- (sqr c))) into (/ (fma c a (* b d)) (sqr c))
* [misc]taylor:  Taking taylor expansion of (/ (- (fma c a (* d b))) (- (+ (sqr c) (sqr d)))) in a
* [misc]taylor:  Taking taylor expansion of (- (fma c a (* d b))) in a
* [misc]taylor:  Taking taylor expansion of (fma c a (* d b)) in a
* [misc]backup-simplify:  Simplify (fma c a (* d b)) into (fma c a (* b d))
* [misc]taylor:  Taking taylor expansion of (- (+ (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 (- (fma c a (* b d))) into (- (fma c a (* b 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 (- (+ (sqr d) (sqr c))) into (- (+ (sqr d) (sqr c)))
* [misc]backup-simplify:  Simplify (- (fma c a (* b d))) into (- (fma c a (* b d)))
* [misc]backup-simplify:  Simplify (- (+ (sqr d) (sqr c))) into (- (+ (sqr d) (sqr c)))
* [misc]backup-simplify:  Simplify (/ (- (fma c a (* b d))) (- (+ (sqr d) (sqr c)))) into (/ (fma c a (* b d)) (+ (sqr d) (sqr c)))
* [misc]taylor:  Taking taylor expansion of (/ (- (fma c a (* d b))) (- (+ (sqr c) (sqr d)))) in c
* [misc]taylor:  Taking taylor expansion of (- (fma c a (* d b))) in c
* [misc]taylor:  Taking taylor expansion of (fma c a (* d b)) in c
* [misc]backup-simplify:  Simplify (fma c a (* d b)) into (fma c a (* b d))
* [misc]taylor:  Taking taylor expansion of (- (+ (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 (- (fma c a (* b d))) into (- (fma c a (* b 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 (- (sqr d)) into (- (sqr d))
* [misc]backup-simplify:  Simplify (- (fma c a (* b d))) into (- (fma c a (* b d)))
* [misc]backup-simplify:  Simplify (- (sqr d)) into (- (sqr d))
* [misc]backup-simplify:  Simplify (/ (- (fma c a (* b d))) (- (sqr d))) into (/ (fma c a (* b d)) (sqr d))
* [misc]taylor:  Taking taylor expansion of (/ (- (fma c a (* d b))) (- (+ (sqr c) (sqr d)))) in c
* [misc]taylor:  Taking taylor expansion of (- (fma c a (* d b))) in c
* [misc]taylor:  Taking taylor expansion of (fma c a (* d b)) in c
* [misc]backup-simplify:  Simplify (fma c a (* d b)) into (fma c a (* b d))
* [misc]taylor:  Taking taylor expansion of (- (+ (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 (- (fma c a (* b d))) into (- (fma c a (* b 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 (- (sqr d)) into (- (sqr d))
* [misc]backup-simplify:  Simplify (- (fma c a (* b d))) into (- (fma c a (* b d)))
* [misc]backup-simplify:  Simplify (- (sqr d)) into (- (sqr d))
* [misc]backup-simplify:  Simplify (/ (- (fma c a (* b d))) (- (sqr d))) into (/ (fma c a (* b d)) (sqr d))
* [misc]taylor:  Taking taylor expansion of (/ (fma c a (* b d)) (sqr d)) in a
* [misc]taylor:  Taking taylor expansion of (fma c a (* b d)) in a
* [misc]backup-simplify:  Simplify (fma c a (* b d)) into (fma c a (* b d))
* [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 (/ (fma c a (* b d)) (sqr d)) into (/ (fma c a (* b d)) (sqr d))
* [misc]taylor:  Taking taylor expansion of (/ (fma c a (* b d)) (sqr d)) in d
* [misc]taylor:  Taking taylor expansion of (fma c a (* b d)) in d
* [misc]backup-simplify:  Simplify (fma c a (* b d)) into (fma c a (* b 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 (/ (fma c a (* b d)) 1) into (fma c a (* b 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 (- (/ 0 1) (+ (* (fma c a (* b d)) (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* (fma c a (* b d)) (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- (sqr d)) into (- (sqr d))
* [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 (- 0) into 0
* [misc]backup-simplify:  Simplify (- (sqr d)) into (- (sqr d))
* [misc]backup-simplify:  Simplify (- (/ 0 (- (sqr d))) (+ (* (/ (fma c a (* b d)) (sqr d)) (/ 0 (- (sqr 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 b
* [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 (- (/ 0 (sqr d)) (+ (* (/ (fma c a (* b d)) (sqr d)) (/ 0 (sqr 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 b
* [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 (- (/ 0 1) (+ (* (fma c a (* b d)) (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [misc]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 (- (sqr d)) into (- (sqr d))
* [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) into -1
* [misc]backup-simplify:  Simplify (- (sqr d)) into (- (sqr d))
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- (sqr d)) into (- (sqr d))
* [misc]backup-simplify:  Simplify (- (/ 0 (- (sqr d))) (+ (* (/ (fma c a (* b d)) (sqr d)) (/ -1 (- (sqr d)))) (* 0 (/ 0 (- (sqr d)))))) into (- (/ (fma c a (* b d)) (pow d 4)))
* [misc]taylor:  Taking taylor expansion of (- (/ (fma c a (* b d)) (pow d 4))) in a
* [misc]taylor:  Taking taylor expansion of (/ (fma c a (* b d)) (pow d 4)) in a
* [misc]taylor:  Taking taylor expansion of (fma c a (* b d)) in a
* [misc]backup-simplify:  Simplify (fma c a (* b d)) into (fma c a (* b d))
* [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 (/ (fma c a (* b d)) (pow d 4)) into (/ (fma c a (* b d)) (pow d 4))
* [misc]backup-simplify:  Simplify (- (/ (fma c a (* b d)) (pow d 4))) into (- (/ (fma c a (* b d)) (pow d 4)))
* [misc]taylor:  Taking taylor expansion of (- (/ (fma c a (* b d)) (pow d 4))) in d
* [misc]taylor:  Taking taylor expansion of (/ (fma c a (* b d)) (pow d 4)) in d
* [misc]taylor:  Taking taylor expansion of (fma c a (* b d)) in d
* [misc]backup-simplify:  Simplify (fma c a (* b d)) into (fma c a (* b d))
* [misc]taylor:  Taking taylor expansion of (pow d 4) in d
* [misc]backup-simplify:  Simplify (/ (fma c a (* b d)) 1) into (fma c a (* b d))
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* (fma c a (* b d)) (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* (fma c a (* b d)) (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* (fma c a (* b d)) (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* (fma c a (* b d)) (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [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 (/ (- (fma (/ 1 c) (/ 1 a) (* (/ 1 d) (/ 1 b)))) (- (+ (sqr (/ 1 c)) (sqr (/ 1 d))))) in (c a d b) around 0
* [misc]taylor:  Taking taylor expansion of (/ (- (fma (/ 1 c) (/ 1 a) (* (/ 1 d) (/ 1 b)))) (- (+ (sqr (/ 1 c)) (sqr (/ 1 d))))) in b
* [misc]taylor:  Taking taylor expansion of (- (fma (/ 1 c) (/ 1 a) (* (/ 1 d) (/ 1 b)))) in b
* [misc]taylor:  Taking taylor expansion of (fma (/ 1 c) (/ 1 a) (* (/ 1 d) (/ 1 b))) in b
* [misc]backup-simplify:  Simplify (fma (/ 1 c) (/ 1 a) (* (/ 1 d) (/ 1 b))) into (fma (/ 1 c) (/ 1 a) (/ 1 (* b d)))
* [misc]taylor:  Taking taylor expansion of (- (+ (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 (- (fma (/ 1 c) (/ 1 a) (/ 1 (* b d)))) into (- (fma (/ 1 c) (/ 1 a) (/ 1 (* b 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 (sqr d)) (/ 1 (sqr c)))) into (- (+ (/ 1 (sqr d)) (/ 1 (sqr c))))
* [misc]backup-simplify:  Simplify (- (fma (/ 1 c) (/ 1 a) (/ 1 (* b d)))) into (- (fma (/ 1 c) (/ 1 a) (/ 1 (* b d))))
* [misc]backup-simplify:  Simplify (- (+ (/ 1 (sqr d)) (/ 1 (sqr c)))) into (- (+ (/ 1 (sqr d)) (/ 1 (sqr c))))
* [misc]backup-simplify:  Simplify (/ (- (fma (/ 1 c) (/ 1 a) (/ 1 (* b d)))) (- (+ (/ 1 (sqr d)) (/ 1 (sqr c))))) into (/ (fma (/ 1 c) (/ 1 a) (/ 1 (* b d))) (+ (/ 1 (sqr d)) (/ 1 (sqr c))))
* [misc]taylor:  Taking taylor expansion of (/ (- (fma (/ 1 c) (/ 1 a) (* (/ 1 d) (/ 1 b)))) (- (+ (sqr (/ 1 c)) (sqr (/ 1 d))))) in d
* [misc]taylor:  Taking taylor expansion of (- (fma (/ 1 c) (/ 1 a) (* (/ 1 d) (/ 1 b)))) in d
* [misc]taylor:  Taking taylor expansion of (fma (/ 1 c) (/ 1 a) (* (/ 1 d) (/ 1 b))) in d
* [misc]backup-simplify:  Simplify (fma (/ 1 c) (/ 1 a) (* (/ 1 d) (/ 1 b))) into (fma (/ 1 c) (/ 1 a) (/ 1 (* b d)))
* [misc]taylor:  Taking taylor expansion of (- (+ (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 (- (fma (/ 1 c) (/ 1 a) (/ 1 (* b d)))) into (- (fma (/ 1 c) (/ 1 a) (/ 1 (* b d))))
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (fma (/ 1 c) (/ 1 a) (/ 1 (* b d)))) into (- (fma (/ 1 c) (/ 1 a) (/ 1 (* b d))))
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ (- (fma (/ 1 c) (/ 1 a) (/ 1 (* b d)))) -1) into (fma (/ 1 c) (/ 1 a) (/ 1 (* b d)))
* [misc]taylor:  Taking taylor expansion of (/ (- (fma (/ 1 c) (/ 1 a) (* (/ 1 d) (/ 1 b)))) (- (+ (sqr (/ 1 c)) (sqr (/ 1 d))))) in a
* [misc]taylor:  Taking taylor expansion of (- (fma (/ 1 c) (/ 1 a) (* (/ 1 d) (/ 1 b)))) in a
* [misc]taylor:  Taking taylor expansion of (fma (/ 1 c) (/ 1 a) (* (/ 1 d) (/ 1 b))) in a
* [misc]backup-simplify:  Simplify (fma (/ 1 c) (/ 1 a) (* (/ 1 d) (/ 1 b))) into (fma (/ 1 c) (/ 1 a) (/ 1 (* b d)))
* [misc]taylor:  Taking taylor expansion of (- (+ (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 (- (fma (/ 1 c) (/ 1 a) (/ 1 (* b d)))) into (- (fma (/ 1 c) (/ 1 a) (/ 1 (* b 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 (sqr d)) (/ 1 (sqr c)))) into (- (+ (/ 1 (sqr d)) (/ 1 (sqr c))))
* [misc]backup-simplify:  Simplify (- (fma (/ 1 c) (/ 1 a) (/ 1 (* b d)))) into (- (fma (/ 1 c) (/ 1 a) (/ 1 (* b d))))
* [misc]backup-simplify:  Simplify (- (+ (/ 1 (sqr d)) (/ 1 (sqr c)))) into (- (+ (/ 1 (sqr d)) (/ 1 (sqr c))))
* [misc]backup-simplify:  Simplify (/ (- (fma (/ 1 c) (/ 1 a) (/ 1 (* b d)))) (- (+ (/ 1 (sqr d)) (/ 1 (sqr c))))) into (/ (fma (/ 1 c) (/ 1 a) (/ 1 (* b d))) (+ (/ 1 (sqr d)) (/ 1 (sqr c))))
* [misc]taylor:  Taking taylor expansion of (/ (- (fma (/ 1 c) (/ 1 a) (* (/ 1 d) (/ 1 b)))) (- (+ (sqr (/ 1 c)) (sqr (/ 1 d))))) in c
* [misc]taylor:  Taking taylor expansion of (- (fma (/ 1 c) (/ 1 a) (* (/ 1 d) (/ 1 b)))) in c
* [misc]taylor:  Taking taylor expansion of (fma (/ 1 c) (/ 1 a) (* (/ 1 d) (/ 1 b))) in c
* [misc]backup-simplify:  Simplify (fma (/ 1 c) (/ 1 a) (* (/ 1 d) (/ 1 b))) into (fma (/ 1 c) (/ 1 a) (/ 1 (* b d)))
* [misc]taylor:  Taking taylor expansion of (- (+ (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 (- (fma (/ 1 c) (/ 1 a) (/ 1 (* b d)))) into (- (fma (/ 1 c) (/ 1 a) (/ 1 (* b d))))
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (fma (/ 1 c) (/ 1 a) (/ 1 (* b d)))) into (- (fma (/ 1 c) (/ 1 a) (/ 1 (* b d))))
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ (- (fma (/ 1 c) (/ 1 a) (/ 1 (* b d)))) -1) into (fma (/ 1 c) (/ 1 a) (/ 1 (* b d)))
* [misc]taylor:  Taking taylor expansion of (/ (- (fma (/ 1 c) (/ 1 a) (* (/ 1 d) (/ 1 b)))) (- (+ (sqr (/ 1 c)) (sqr (/ 1 d))))) in c
* [misc]taylor:  Taking taylor expansion of (- (fma (/ 1 c) (/ 1 a) (* (/ 1 d) (/ 1 b)))) in c
* [misc]taylor:  Taking taylor expansion of (fma (/ 1 c) (/ 1 a) (* (/ 1 d) (/ 1 b))) in c
* [misc]backup-simplify:  Simplify (fma (/ 1 c) (/ 1 a) (* (/ 1 d) (/ 1 b))) into (fma (/ 1 c) (/ 1 a) (/ 1 (* b d)))
* [misc]taylor:  Taking taylor expansion of (- (+ (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 (- (fma (/ 1 c) (/ 1 a) (/ 1 (* b d)))) into (- (fma (/ 1 c) (/ 1 a) (/ 1 (* b d))))
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (fma (/ 1 c) (/ 1 a) (/ 1 (* b d)))) into (- (fma (/ 1 c) (/ 1 a) (/ 1 (* b d))))
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ (- (fma (/ 1 c) (/ 1 a) (/ 1 (* b d)))) -1) into (fma (/ 1 c) (/ 1 a) (/ 1 (* b d)))
* [misc]taylor:  Taking taylor expansion of (fma (/ 1 c) (/ 1 a) (/ 1 (* b d))) in a
* [misc]backup-simplify:  Simplify (fma (/ 1 c) (/ 1 a) (/ 1 (* b d))) into (fma (/ 1 c) (/ 1 a) (/ 1 (* b d)))
* [misc]taylor:  Taking taylor expansion of (fma (/ 1 c) (/ 1 a) (/ 1 (* b d))) in d
* [misc]backup-simplify:  Simplify (fma (/ 1 c) (/ 1 a) (/ 1 (* b d))) into (fma (/ 1 c) (/ 1 a) (/ 1 (* b d)))
* [misc]taylor:  Taking taylor expansion of 0 in b
* [misc]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 (- (+ (* 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 (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (/ 0 -1) (+ (* (fma (/ 1 c) (/ 1 a) (/ 1 (* b 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]taylor:  Taking taylor expansion of 0 in b
* [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 b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [misc]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 (- (+ (* 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 (sqr d))) into (- (/ 1 (sqr 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 (- (/ 0 -1) (+ (* (fma (/ 1 c) (/ 1 a) (/ 1 (* b d))) (/ (- (/ 1 (sqr d))) -1)) (* 0 (/ 0 -1)))) into (- (/ (fma (/ 1 c) (/ 1 a) (/ 1 (* b d))) (sqr d)))
* [misc]taylor:  Taking taylor expansion of (- (/ (fma (/ 1 c) (/ 1 a) (/ 1 (* b d))) (sqr d))) in a
* [misc]taylor:  Taking taylor expansion of (/ (fma (/ 1 c) (/ 1 a) (/ 1 (* b d))) (sqr d)) in a
* [misc]taylor:  Taking taylor expansion of (fma (/ 1 c) (/ 1 a) (/ 1 (* b d))) in a
* [misc]backup-simplify:  Simplify (fma (/ 1 c) (/ 1 a) (/ 1 (* b d))) into (fma (/ 1 c) (/ 1 a) (/ 1 (* b d)))
* [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 (/ (fma (/ 1 c) (/ 1 a) (/ 1 (* b d))) (sqr d)) into (/ (fma (/ 1 c) (/ 1 a) (/ 1 (* b d))) (sqr d))
* [misc]backup-simplify:  Simplify (- (/ (fma (/ 1 c) (/ 1 a) (/ 1 (* b d))) (sqr d))) into (- (/ (fma (/ 1 c) (/ 1 a) (/ 1 (* b d))) (sqr d)))
* [misc]taylor:  Taking taylor expansion of (- (/ (fma (/ 1 c) (/ 1 a) (/ 1 (* b d))) (sqr d))) in d
* [misc]taylor:  Taking taylor expansion of (/ (fma (/ 1 c) (/ 1 a) (/ 1 (* b d))) (sqr d)) in d
* [misc]taylor:  Taking taylor expansion of (fma (/ 1 c) (/ 1 a) (/ 1 (* b d))) in d
* [misc]backup-simplify:  Simplify (fma (/ 1 c) (/ 1 a) (/ 1 (* b d))) into (fma (/ 1 c) (/ 1 a) (/ 1 (* b 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 (/ (fma (/ 1 c) (/ 1 a) (/ 1 (* b d))) 1) into (fma (/ 1 c) (/ 1 a) (/ 1 (* b d)))
* [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 (- (/ 0 1) (+ (* (fma (/ 1 c) (/ 1 a) (/ 1 (* b d))) (/ 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 (- (/ 0 1) (+ (* (fma (/ 1 c) (/ 1 a) (/ 1 (* b d))) (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* (fma (/ 1 c) (/ 1 a) (/ 1 (* b d))) (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* (fma (/ 1 c) (/ 1 a) (/ 1 (* b d))) (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [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 (/ (- (fma (/ 1 (- c)) (/ 1 (- a)) (* (/ 1 (- d)) (/ 1 (- b))))) (- (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d)))))) in (c a d b) around 0
* [misc]taylor:  Taking taylor expansion of (/ (- (fma (/ 1 (- c)) (/ 1 (- a)) (* (/ 1 (- d)) (/ 1 (- b))))) (- (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d)))))) in b
* [misc]taylor:  Taking taylor expansion of (- (fma (/ 1 (- c)) (/ 1 (- a)) (* (/ 1 (- d)) (/ 1 (- b))))) in b
* [misc]taylor:  Taking taylor expansion of (fma (/ 1 (- c)) (/ 1 (- a)) (* (/ 1 (- d)) (/ 1 (- b)))) in b
* [misc]backup-simplify:  Simplify (fma (/ 1 (- c)) (/ 1 (- a)) (* (/ 1 (- d)) (/ 1 (- b)))) into (fma (/ -1 c) (/ -1 a) (/ 1 (* b d)))
* [misc]taylor:  Taking taylor expansion of (- (+ (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 (- (fma (/ -1 c) (/ -1 a) (/ 1 (* b d)))) into (- (fma (/ -1 c) (/ -1 a) (/ 1 (* b 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 (sqr d)) (/ 1 (sqr c)))) into (- (+ (/ 1 (sqr d)) (/ 1 (sqr c))))
* [misc]backup-simplify:  Simplify (- (fma (/ -1 c) (/ -1 a) (/ 1 (* b d)))) into (- (fma (/ -1 c) (/ -1 a) (/ 1 (* b d))))
* [misc]backup-simplify:  Simplify (- (+ (/ 1 (sqr d)) (/ 1 (sqr c)))) into (- (+ (/ 1 (sqr d)) (/ 1 (sqr c))))
* [misc]backup-simplify:  Simplify (/ (- (fma (/ -1 c) (/ -1 a) (/ 1 (* b d)))) (- (+ (/ 1 (sqr d)) (/ 1 (sqr c))))) into (/ (fma (/ -1 c) (/ -1 a) (/ 1 (* b d))) (+ (/ 1 (sqr d)) (/ 1 (sqr c))))
* [misc]taylor:  Taking taylor expansion of (/ (- (fma (/ 1 (- c)) (/ 1 (- a)) (* (/ 1 (- d)) (/ 1 (- b))))) (- (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d)))))) in d
* [misc]taylor:  Taking taylor expansion of (- (fma (/ 1 (- c)) (/ 1 (- a)) (* (/ 1 (- d)) (/ 1 (- b))))) in d
* [misc]taylor:  Taking taylor expansion of (fma (/ 1 (- c)) (/ 1 (- a)) (* (/ 1 (- d)) (/ 1 (- b)))) in d
* [misc]backup-simplify:  Simplify (fma (/ 1 (- c)) (/ 1 (- a)) (* (/ 1 (- d)) (/ 1 (- b)))) into (fma (/ -1 c) (/ -1 a) (/ 1 (* b d)))
* [misc]taylor:  Taking taylor expansion of (- (+ (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 (- (fma (/ -1 c) (/ -1 a) (/ 1 (* b d)))) into (- (fma (/ -1 c) (/ -1 a) (/ 1 (* b d))))
* [misc]backup-simplify:  Simplify (* -1 -1) into 1
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (fma (/ -1 c) (/ -1 a) (/ 1 (* b d)))) into (- (fma (/ -1 c) (/ -1 a) (/ 1 (* b d))))
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ (- (fma (/ -1 c) (/ -1 a) (/ 1 (* b d)))) -1) into (fma (/ -1 c) (/ -1 a) (/ 1 (* b d)))
* [misc]taylor:  Taking taylor expansion of (/ (- (fma (/ 1 (- c)) (/ 1 (- a)) (* (/ 1 (- d)) (/ 1 (- b))))) (- (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d)))))) in a
* [misc]taylor:  Taking taylor expansion of (- (fma (/ 1 (- c)) (/ 1 (- a)) (* (/ 1 (- d)) (/ 1 (- b))))) in a
* [misc]taylor:  Taking taylor expansion of (fma (/ 1 (- c)) (/ 1 (- a)) (* (/ 1 (- d)) (/ 1 (- b)))) in a
* [misc]backup-simplify:  Simplify (fma (/ 1 (- c)) (/ 1 (- a)) (* (/ 1 (- d)) (/ 1 (- b)))) into (fma (/ -1 c) (/ -1 a) (/ 1 (* b d)))
* [misc]taylor:  Taking taylor expansion of (- (+ (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 (- (fma (/ -1 c) (/ -1 a) (/ 1 (* b d)))) into (- (fma (/ -1 c) (/ -1 a) (/ 1 (* b 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 (sqr d)) (/ 1 (sqr c)))) into (- (+ (/ 1 (sqr d)) (/ 1 (sqr c))))
* [misc]backup-simplify:  Simplify (- (fma (/ -1 c) (/ -1 a) (/ 1 (* b d)))) into (- (fma (/ -1 c) (/ -1 a) (/ 1 (* b d))))
* [misc]backup-simplify:  Simplify (- (+ (/ 1 (sqr d)) (/ 1 (sqr c)))) into (- (+ (/ 1 (sqr d)) (/ 1 (sqr c))))
* [misc]backup-simplify:  Simplify (/ (- (fma (/ -1 c) (/ -1 a) (/ 1 (* b d)))) (- (+ (/ 1 (sqr d)) (/ 1 (sqr c))))) into (/ (fma (/ -1 c) (/ -1 a) (/ 1 (* b d))) (+ (/ 1 (sqr d)) (/ 1 (sqr c))))
* [misc]taylor:  Taking taylor expansion of (/ (- (fma (/ 1 (- c)) (/ 1 (- a)) (* (/ 1 (- d)) (/ 1 (- b))))) (- (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d)))))) in c
* [misc]taylor:  Taking taylor expansion of (- (fma (/ 1 (- c)) (/ 1 (- a)) (* (/ 1 (- d)) (/ 1 (- b))))) in c
* [misc]taylor:  Taking taylor expansion of (fma (/ 1 (- c)) (/ 1 (- a)) (* (/ 1 (- d)) (/ 1 (- b)))) in c
* [misc]backup-simplify:  Simplify (fma (/ 1 (- c)) (/ 1 (- a)) (* (/ 1 (- d)) (/ 1 (- b)))) into (fma (/ -1 c) (/ -1 a) (/ 1 (* b d)))
* [misc]taylor:  Taking taylor expansion of (- (+ (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 (- (fma (/ -1 c) (/ -1 a) (/ 1 (* b d)))) into (- (fma (/ -1 c) (/ -1 a) (/ 1 (* b d))))
* [misc]backup-simplify:  Simplify (* -1 -1) into 1
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (fma (/ -1 c) (/ -1 a) (/ 1 (* b d)))) into (- (fma (/ -1 c) (/ -1 a) (/ 1 (* b d))))
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ (- (fma (/ -1 c) (/ -1 a) (/ 1 (* b d)))) -1) into (fma (/ -1 c) (/ -1 a) (/ 1 (* b d)))
* [misc]taylor:  Taking taylor expansion of (/ (- (fma (/ 1 (- c)) (/ 1 (- a)) (* (/ 1 (- d)) (/ 1 (- b))))) (- (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d)))))) in c
* [misc]taylor:  Taking taylor expansion of (- (fma (/ 1 (- c)) (/ 1 (- a)) (* (/ 1 (- d)) (/ 1 (- b))))) in c
* [misc]taylor:  Taking taylor expansion of (fma (/ 1 (- c)) (/ 1 (- a)) (* (/ 1 (- d)) (/ 1 (- b)))) in c
* [misc]backup-simplify:  Simplify (fma (/ 1 (- c)) (/ 1 (- a)) (* (/ 1 (- d)) (/ 1 (- b)))) into (fma (/ -1 c) (/ -1 a) (/ 1 (* b d)))
* [misc]taylor:  Taking taylor expansion of (- (+ (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 (- (fma (/ -1 c) (/ -1 a) (/ 1 (* b d)))) into (- (fma (/ -1 c) (/ -1 a) (/ 1 (* b d))))
* [misc]backup-simplify:  Simplify (* -1 -1) into 1
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (fma (/ -1 c) (/ -1 a) (/ 1 (* b d)))) into (- (fma (/ -1 c) (/ -1 a) (/ 1 (* b d))))
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ (- (fma (/ -1 c) (/ -1 a) (/ 1 (* b d)))) -1) into (fma (/ -1 c) (/ -1 a) (/ 1 (* b d)))
* [misc]taylor:  Taking taylor expansion of (fma (/ -1 c) (/ -1 a) (/ 1 (* b d))) in a
* [misc]backup-simplify:  Simplify (fma (/ -1 c) (/ -1 a) (/ 1 (* b d))) into (fma (/ -1 c) (/ -1 a) (/ 1 (* b d)))
* [misc]taylor:  Taking taylor expansion of (fma (/ -1 c) (/ -1 a) (/ 1 (* b d))) in d
* [misc]backup-simplify:  Simplify (fma (/ -1 c) (/ -1 a) (/ 1 (* b d))) into (fma (/ -1 c) (/ -1 a) (/ 1 (* b d)))
* [misc]taylor:  Taking taylor expansion of 0 in b
* [misc]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)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (* 0 -1)) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (/ 0 -1) (+ (* (fma (/ -1 c) (/ -1 a) (/ 1 (* b 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]taylor:  Taking taylor expansion of 0 in b
* [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 b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [misc]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 (- (+ (* -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 (sqr d))) into (- (/ 1 (sqr 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 (- (/ 0 -1) (+ (* (fma (/ -1 c) (/ -1 a) (/ 1 (* b d))) (/ (- (/ 1 (sqr d))) -1)) (* 0 (/ 0 -1)))) into (- (/ (fma (/ -1 c) (/ -1 a) (/ 1 (* b d))) (sqr d)))
* [misc]taylor:  Taking taylor expansion of (- (/ (fma (/ -1 c) (/ -1 a) (/ 1 (* b d))) (sqr d))) in a
* [misc]taylor:  Taking taylor expansion of (/ (fma (/ -1 c) (/ -1 a) (/ 1 (* b d))) (sqr d)) in a
* [misc]taylor:  Taking taylor expansion of (fma (/ -1 c) (/ -1 a) (/ 1 (* b d))) in a
* [misc]backup-simplify:  Simplify (fma (/ -1 c) (/ -1 a) (/ 1 (* b d))) into (fma (/ -1 c) (/ -1 a) (/ 1 (* b d)))
* [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 (/ (fma (/ -1 c) (/ -1 a) (/ 1 (* b d))) (sqr d)) into (/ (fma (/ -1 c) (/ -1 a) (/ 1 (* b d))) (sqr d))
* [misc]backup-simplify:  Simplify (- (/ (fma (/ -1 c) (/ -1 a) (/ 1 (* b d))) (sqr d))) into (- (/ (fma (/ -1 c) (/ -1 a) (/ 1 (* b d))) (sqr d)))
* [misc]taylor:  Taking taylor expansion of (- (/ (fma (/ -1 c) (/ -1 a) (/ 1 (* b d))) (sqr d))) in d
* [misc]taylor:  Taking taylor expansion of (/ (fma (/ -1 c) (/ -1 a) (/ 1 (* b d))) (sqr d)) in d
* [misc]taylor:  Taking taylor expansion of (fma (/ -1 c) (/ -1 a) (/ 1 (* b d))) in d
* [misc]backup-simplify:  Simplify (fma (/ -1 c) (/ -1 a) (/ 1 (* b d))) into (fma (/ -1 c) (/ -1 a) (/ 1 (* b 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 (/ (fma (/ -1 c) (/ -1 a) (/ 1 (* b d))) 1) into (fma (/ -1 c) (/ -1 a) (/ 1 (* b d)))
* [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 (- (/ 0 1) (+ (* (fma (/ -1 c) (/ -1 a) (/ 1 (* b d))) (/ 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 (- (/ 0 1) (+ (* (fma (/ -1 c) (/ -1 a) (/ 1 (* b d))) (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* (fma (/ -1 c) (/ -1 a) (/ 1 (* b d))) (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* (fma (/ -1 c) (/ -1 a) (/ 1 (* b d))) (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [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 (fma c a (* d b)) in (c a d b) around 0
* [misc]taylor:  Taking taylor expansion of (fma c a (* d b)) in b
* [misc]backup-simplify:  Simplify (fma c a (* d b)) into (fma c a (* b d))
* [misc]taylor:  Taking taylor expansion of (fma c a (* d b)) in d
* [misc]backup-simplify:  Simplify (fma c a (* d b)) into (fma c a (* b d))
* [misc]taylor:  Taking taylor expansion of (fma c a (* d b)) in a
* [misc]backup-simplify:  Simplify (fma c a (* d b)) into (fma c a (* b d))
* [misc]taylor:  Taking taylor expansion of (fma c a (* d b)) in c
* [misc]backup-simplify:  Simplify (fma c a (* d b)) into (fma c a (* b d))
* [misc]taylor:  Taking taylor expansion of (fma c a (* d b)) in c
* [misc]backup-simplify:  Simplify (fma c a (* d b)) into (fma c a (* b d))
* [misc]taylor:  Taking taylor expansion of (fma c a (* b d)) in a
* [misc]backup-simplify:  Simplify (fma c a (* b d)) into (fma c a (* b d))
* [misc]taylor:  Taking taylor expansion of (fma c a (* b d)) in d
* [misc]backup-simplify:  Simplify (fma c a (* b d)) into (fma c a (* b d))
* [misc]taylor:  Taking taylor expansion of (fma c a (* b d)) in b
* [misc]backup-simplify:  Simplify (fma c a (* b d)) into (fma c a (* b d))
* [misc]backup-simplify:  Simplify (fma c a (* b d)) into (fma c a (* b d))
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [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 b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [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 a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [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 b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (fma c a (* b d)) into (fma c a (* b d))
* [misc]approximate:  Taking taylor expansion of (fma (/ 1 c) (/ 1 a) (* (/ 1 d) (/ 1 b))) in (c a d b) around 0
* [misc]taylor:  Taking taylor expansion of (fma (/ 1 c) (/ 1 a) (* (/ 1 d) (/ 1 b))) in b
* [misc]backup-simplify:  Simplify (fma (/ 1 c) (/ 1 a) (* (/ 1 d) (/ 1 b))) into (fma (/ 1 c) (/ 1 a) (/ 1 (* b d)))
* [misc]taylor:  Taking taylor expansion of (fma (/ 1 c) (/ 1 a) (* (/ 1 d) (/ 1 b))) in d
* [misc]backup-simplify:  Simplify (fma (/ 1 c) (/ 1 a) (* (/ 1 d) (/ 1 b))) into (fma (/ 1 c) (/ 1 a) (/ 1 (* b d)))
* [misc]taylor:  Taking taylor expansion of (fma (/ 1 c) (/ 1 a) (* (/ 1 d) (/ 1 b))) in a
* [misc]backup-simplify:  Simplify (fma (/ 1 c) (/ 1 a) (* (/ 1 d) (/ 1 b))) into (fma (/ 1 c) (/ 1 a) (/ 1 (* b d)))
* [misc]taylor:  Taking taylor expansion of (fma (/ 1 c) (/ 1 a) (* (/ 1 d) (/ 1 b))) in c
* [misc]backup-simplify:  Simplify (fma (/ 1 c) (/ 1 a) (* (/ 1 d) (/ 1 b))) into (fma (/ 1 c) (/ 1 a) (/ 1 (* b d)))
* [misc]taylor:  Taking taylor expansion of (fma (/ 1 c) (/ 1 a) (* (/ 1 d) (/ 1 b))) in c
* [misc]backup-simplify:  Simplify (fma (/ 1 c) (/ 1 a) (* (/ 1 d) (/ 1 b))) into (fma (/ 1 c) (/ 1 a) (/ 1 (* b d)))
* [misc]taylor:  Taking taylor expansion of (fma (/ 1 c) (/ 1 a) (/ 1 (* b d))) in a
* [misc]backup-simplify:  Simplify (fma (/ 1 c) (/ 1 a) (/ 1 (* b d))) into (fma (/ 1 c) (/ 1 a) (/ 1 (* b d)))
* [misc]taylor:  Taking taylor expansion of (fma (/ 1 c) (/ 1 a) (/ 1 (* b d))) in d
* [misc]backup-simplify:  Simplify (fma (/ 1 c) (/ 1 a) (/ 1 (* b d))) into (fma (/ 1 c) (/ 1 a) (/ 1 (* b d)))
* [misc]taylor:  Taking taylor expansion of (fma (/ 1 c) (/ 1 a) (/ 1 (* b d))) in b
* [misc]backup-simplify:  Simplify (fma (/ 1 c) (/ 1 a) (/ 1 (* b d))) into (fma (/ 1 c) (/ 1 a) (/ 1 (* b d)))
* [misc]backup-simplify:  Simplify (fma (/ 1 c) (/ 1 a) (/ 1 (* b d))) into (fma (/ 1 c) (/ 1 a) (/ 1 (* b d)))
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [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 b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [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 a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [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 b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (fma (/ 1 c) (/ 1 a) (/ 1 (* b d))) into (fma (/ 1 c) (/ 1 a) (/ 1 (* b d)))
* [misc]approximate:  Taking taylor expansion of (fma (/ 1 (- c)) (/ 1 (- a)) (* (/ 1 (- d)) (/ 1 (- b)))) in (c a d b) around 0
* [misc]taylor:  Taking taylor expansion of (fma (/ 1 (- c)) (/ 1 (- a)) (* (/ 1 (- d)) (/ 1 (- b)))) in b
* [misc]backup-simplify:  Simplify (fma (/ 1 (- c)) (/ 1 (- a)) (* (/ 1 (- d)) (/ 1 (- b)))) into (fma (/ -1 c) (/ -1 a) (/ 1 (* b d)))
* [misc]taylor:  Taking taylor expansion of (fma (/ 1 (- c)) (/ 1 (- a)) (* (/ 1 (- d)) (/ 1 (- b)))) in d
* [misc]backup-simplify:  Simplify (fma (/ 1 (- c)) (/ 1 (- a)) (* (/ 1 (- d)) (/ 1 (- b)))) into (fma (/ -1 c) (/ -1 a) (/ 1 (* b d)))
* [misc]taylor:  Taking taylor expansion of (fma (/ 1 (- c)) (/ 1 (- a)) (* (/ 1 (- d)) (/ 1 (- b)))) in a
* [misc]backup-simplify:  Simplify (fma (/ 1 (- c)) (/ 1 (- a)) (* (/ 1 (- d)) (/ 1 (- b)))) into (fma (/ -1 c) (/ -1 a) (/ 1 (* b d)))
* [misc]taylor:  Taking taylor expansion of (fma (/ 1 (- c)) (/ 1 (- a)) (* (/ 1 (- d)) (/ 1 (- b)))) in c
* [misc]backup-simplify:  Simplify (fma (/ 1 (- c)) (/ 1 (- a)) (* (/ 1 (- d)) (/ 1 (- b)))) into (fma (/ -1 c) (/ -1 a) (/ 1 (* b d)))
* [misc]taylor:  Taking taylor expansion of (fma (/ 1 (- c)) (/ 1 (- a)) (* (/ 1 (- d)) (/ 1 (- b)))) in c
* [misc]backup-simplify:  Simplify (fma (/ 1 (- c)) (/ 1 (- a)) (* (/ 1 (- d)) (/ 1 (- b)))) into (fma (/ -1 c) (/ -1 a) (/ 1 (* b d)))
* [misc]taylor:  Taking taylor expansion of (fma (/ -1 c) (/ -1 a) (/ 1 (* b d))) in a
* [misc]backup-simplify:  Simplify (fma (/ -1 c) (/ -1 a) (/ 1 (* b d))) into (fma (/ -1 c) (/ -1 a) (/ 1 (* b d)))
* [misc]taylor:  Taking taylor expansion of (fma (/ -1 c) (/ -1 a) (/ 1 (* b d))) in d
* [misc]backup-simplify:  Simplify (fma (/ -1 c) (/ -1 a) (/ 1 (* b d))) into (fma (/ -1 c) (/ -1 a) (/ 1 (* b d)))
* [misc]taylor:  Taking taylor expansion of (fma (/ -1 c) (/ -1 a) (/ 1 (* b d))) in b
* [misc]backup-simplify:  Simplify (fma (/ -1 c) (/ -1 a) (/ 1 (* b d))) into (fma (/ -1 c) (/ -1 a) (/ 1 (* b d)))
* [misc]backup-simplify:  Simplify (fma (/ -1 c) (/ -1 a) (/ 1 (* b d))) into (fma (/ -1 c) (/ -1 a) (/ 1 (* b d)))
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [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 b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [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 a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [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 b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (fma (/ -1 c) (/ -1 a) (/ 1 (* b d))) into (fma (/ -1 c) (/ -1 a) (/ 1 (* b d)))
* [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 5
* [misc]approximate:  Taking taylor expansion of (/ (* b d) (sqr (hypot c d))) in (b d c) around 0
* [misc]taylor:  Taking taylor expansion of (/ (* b d) (sqr (hypot c d))) in c
* [misc]taylor:  Taking taylor expansion of (* b d) in c
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [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 d) into (* b d)
* [misc]backup-simplify:  Simplify (* (hypot c d) (hypot c d)) into (sqr (hypot c d))
* [misc]backup-simplify:  Simplify (/ (* b d) (sqr (hypot c d))) into (/ (* b d) (sqr (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (/ (* b d) (sqr (hypot c d))) in d
* [misc]taylor:  Taking taylor expansion of (* b 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 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 0) into 0
* [misc]backup-simplify:  Simplify (+ (* b 1) (* 0 0)) into b
* [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 d) (sqr (hypot c d))) in b
* [misc]taylor:  Taking taylor expansion of (* b 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 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 d) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 d)) 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 (/ (* b d) (sqr (hypot c d))) in b
* [misc]taylor:  Taking taylor expansion of (* b 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 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 d) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 d)) 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 (/ 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 (/ 1 (sqr (hypot c d))) in c
* [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 (/ 1 (sqr (hypot c d))) into (/ 1 (sqr (hypot c d)))
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 d))) 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]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 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 (+ (* (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 c
* [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]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 d)))) 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 (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 c
* [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]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 (sqr (hypot c d))) (+ (* (/ 1 (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]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (* (/ 1 (sqr (hypot c d))) (* 1 (* d b))) into (/ (* b d) (sqr (hypot c d)))
* [misc]approximate:  Taking taylor expansion of (/ (* (/ 1 b) (/ 1 d)) (sqr (hypot (/ 1 c) (/ 1 d)))) in (b d c) around 0
* [misc]taylor:  Taking taylor expansion of (/ (* (/ 1 b) (/ 1 d)) (sqr (hypot (/ 1 c) (/ 1 d)))) in c
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 d)) 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 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 d)) into (/ 1 (* b 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 (* b d)) (sqr (hypot (/ 1 c) (/ 1 d)))) into (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* b d)))
* [misc]taylor:  Taking taylor expansion of (/ (* (/ 1 b) (/ 1 d)) (sqr (hypot (/ 1 c) (/ 1 d)))) in d
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 d)) 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 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 b) 1) 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 d)) (sqr (hypot (/ 1 c) (/ 1 d)))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 d)) 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 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 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 d)) (sqr (hypot (/ 1 c) (/ 1 d)))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 d)) 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 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 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 (* (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 (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) 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]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 (sqr (hypot (/ 1 c) (/ 1 d)))) into (/ 1 (sqr (hypot (/ 1 c) (/ 1 d))))
* [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 (+ (* (hypot (/ 1 c) (/ 1 d)) 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))) 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 (+ (* (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 c
* [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 d) (/ 0 d)) (* 0 (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 (/ 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 (sqr (hypot (/ 1 c) (/ 1 d)))) (+ (* (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) 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 c
* [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 (+ (* (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 c
* [misc]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 (- (+ (* (/ 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 0 into 0
* [misc]backup-simplify:  Simplify (* (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) (* 1 (* (/ 1 (/ 1 d)) (/ 1 (/ 1 b))))) into (/ (* b d) (sqr (hypot (/ 1 c) (/ 1 d))))
* [misc]approximate:  Taking taylor expansion of (/ (* (/ 1 (- b)) (/ 1 (- d))) (sqr (hypot (/ 1 (- c)) (/ 1 (- d))))) in (b d c) around 0
* [misc]taylor:  Taking taylor expansion of (/ (* (/ 1 (- b)) (/ 1 (- d))) (sqr (hypot (/ 1 (- c)) (/ 1 (- d))))) in c
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- d))) 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 (- 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 d)) into (/ 1 (* b 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 (* b d)) (sqr (hypot (/ -1 c) (/ -1 d)))) into (/ 1 (* b (* d (sqr (hypot (/ -1 c) (/ -1 d))))))
* [misc]taylor:  Taking taylor expansion of (/ (* (/ 1 (- b)) (/ 1 (- d))) (sqr (hypot (/ 1 (- c)) (/ 1 (- d))))) in d
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- d))) 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 (- 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 b) -1) 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 (- d))) (sqr (hypot (/ 1 (- c)) (/ 1 (- d))))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- d))) 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 (- 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 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 (- d))) (sqr (hypot (/ 1 (- c)) (/ 1 (- d))))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- d))) 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 (- 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 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 (* 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 (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) 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]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 (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 (- 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 (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (* 0 (hypot (/ -1 c) (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (sqr (hypot (/ -1 c) (/ -1 d)))) (+ (* (/ 1 (* d (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 (+ (* (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 c
* [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 (- 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 (- 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 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 (sqr (hypot (/ -1 c) (/ -1 d)))) (+ (* (/ 1 (* d (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 c
* [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 (- (+ (* (/ 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 c
* [misc]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 (- (+ (* (/ 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 0 into 0
* [misc]backup-simplify:  Simplify (* (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) (* 1 (* (/ 1 (/ 1 (- d))) (/ 1 (/ 1 (- b)))))) into (/ (* b d) (sqr (hypot (/ -1 c) (/ -1 d))))
* [misc]approximate:  Taking taylor expansion of (* (/ c 1) (/ a (sqr (hypot c d)))) in (c a d) around 0
* [misc]taylor:  Taking taylor expansion of (* (/ c 1) (/ a (sqr (hypot c d)))) in d
* [misc]taylor:  Taking taylor expansion of (/ c 1) in d
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of 1 in d
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ c 1) into c
* [misc]taylor:  Taking taylor expansion of (/ a (sqr (hypot c 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 (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 (/ a (sqr (hypot c d))) into (/ a (sqr (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (* (/ c 1) (/ a (sqr (hypot c d)))) in a
* [misc]taylor:  Taking taylor expansion of (/ c 1) in a
* [misc]taylor:  Taking taylor expansion of c in a
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of 1 in a
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ c 1) into c
* [misc]taylor:  Taking taylor expansion of (/ a (sqr (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 (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 (* (/ c 1) (/ a (sqr (hypot c d)))) in c
* [misc]taylor:  Taking taylor expansion of (/ c 1) 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 in c
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ a (sqr (hypot c 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 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 (/ a (sqr (hypot c d))) into (/ a (sqr (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (* (/ c 1) (/ a (sqr (hypot c d)))) in c
* [misc]taylor:  Taking taylor expansion of (/ c 1) 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 in c
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ a (sqr (hypot c 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 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 (/ a (sqr (hypot c d))) into (/ a (sqr (hypot c d)))
* [misc]backup-simplify:  Simplify (* 1 (/ a (sqr (hypot c d)))) into (/ a (sqr (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (/ a (sqr (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 (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 (+ (* (hypot c d) 0) (* 0 (hypot c d))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (sqr (hypot c d))) (+ (* (/ a (sqr (hypot c d))) (/ 0 (sqr (hypot c d)))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 (/ 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 (+ (* (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]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]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 (sqr (hypot c d))) (+ (* (/ a (sqr (hypot c d))) (/ 0 (sqr (hypot c d)))) (* 0 (/ 0 (sqr (hypot c d)))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 (/ 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 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)))) (* 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]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (* (/ 1 (sqr (hypot c d))) (* 1 (* a c))) into (/ (* c a) (sqr (hypot c d)))
* [misc]approximate:  Taking taylor expansion of (* (/ (/ 1 c) 1) (/ (/ 1 a) (sqr (hypot (/ 1 c) (/ 1 d))))) in (c a d) around 0
* [misc]taylor:  Taking taylor expansion of (* (/ (/ 1 c) 1) (/ (/ 1 a) (sqr (hypot (/ 1 c) (/ 1 d))))) in d
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 c) 1) 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 in d
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ (/ 1 c) 1) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 a) (sqr (hypot (/ 1 c) (/ 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 (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 a) (sqr (hypot (/ 1 c) (/ 1 d)))) into (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) a))
* [misc]taylor:  Taking taylor expansion of (* (/ (/ 1 c) 1) (/ (/ 1 a) (sqr (hypot (/ 1 c) (/ 1 d))))) in a
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 c) 1) 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 in a
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ (/ 1 c) 1) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 a) (sqr (hypot (/ 1 c) (/ 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 (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 (* (/ (/ 1 c) 1) (/ (/ 1 a) (sqr (hypot (/ 1 c) (/ 1 d))))) in c
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 c) 1) 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 in c
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 a) (sqr (hypot (/ 1 c) (/ 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 (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 (/ (/ 1 a) (sqr (hypot (/ 1 c) (/ 1 d)))) into (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) a))
* [misc]taylor:  Taking taylor expansion of (* (/ (/ 1 c) 1) (/ (/ 1 a) (sqr (hypot (/ 1 c) (/ 1 d))))) in c
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 c) 1) 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 in c
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 a) (sqr (hypot (/ 1 c) (/ 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 (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 (/ (/ 1 a) (sqr (hypot (/ 1 c) (/ 1 d)))) into (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) a))
* [misc]backup-simplify:  Simplify (* 1 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) a))) into (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) a))
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) a)) in a
* [misc]taylor:  Taking taylor expansion of (* (sqr (hypot (/ 1 c) (/ 1 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 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 (* (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 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 (sqr (hypot (/ 1 c) (/ 1 d)))) into (/ 1 (sqr (hypot (/ 1 c) (/ 1 d))))
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 a) (/ 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 (- (/ 0 (sqr (hypot (/ 1 c) (/ 1 d)))) (+ (* (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) a)) (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) a)))) 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 (+ (* (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 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 (- (+ (* (/ 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 a) (/ 0 a)) (* 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 (- (/ 0 (sqr (hypot (/ 1 c) (/ 1 d)))) (+ (* (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) a)) (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))) (* 0 (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) a))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking 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 (+ (* (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 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 (- (+ (* (/ 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 0 into 0
* [misc]backup-simplify:  Simplify (* (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) (* 1 (* (/ 1 (/ 1 a)) (/ 1 (/ 1 c))))) into (/ (* c a) (sqr (hypot (/ 1 c) (/ 1 d))))
* [misc]approximate:  Taking taylor expansion of (* (/ (/ 1 (- c)) 1) (/ (/ 1 (- a)) (sqr (hypot (/ 1 (- c)) (/ 1 (- d)))))) in (c a d) around 0
* [misc]taylor:  Taking taylor expansion of (* (/ (/ 1 (- c)) 1) (/ (/ 1 (- a)) (sqr (hypot (/ 1 (- c)) (/ 1 (- d)))))) in d
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 (- c)) 1) 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 in d
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ (/ -1 c) 1) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 (- a)) (sqr (hypot (/ 1 (- c)) (/ 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 (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 a) (sqr (hypot (/ -1 c) (/ -1 d)))) into (/ -1 (* a (sqr (hypot (/ -1 c) (/ -1 d)))))
* [misc]taylor:  Taking taylor expansion of (* (/ (/ 1 (- c)) 1) (/ (/ 1 (- a)) (sqr (hypot (/ 1 (- c)) (/ 1 (- d)))))) in a
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 (- c)) 1) 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 in a
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ (/ -1 c) 1) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 (- a)) (sqr (hypot (/ 1 (- c)) (/ 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 (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 (* (/ (/ 1 (- c)) 1) (/ (/ 1 (- a)) (sqr (hypot (/ 1 (- c)) (/ 1 (- d)))))) in c
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 (- c)) 1) 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 in c
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ -1 1) into -1
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 (- a)) (sqr (hypot (/ 1 (- c)) (/ 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 (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 (/ (/ -1 a) (sqr (hypot (/ -1 c) (/ -1 d)))) into (/ -1 (* a (sqr (hypot (/ -1 c) (/ -1 d)))))
* [misc]taylor:  Taking taylor expansion of (* (/ (/ 1 (- c)) 1) (/ (/ 1 (- a)) (sqr (hypot (/ 1 (- c)) (/ 1 (- d)))))) in c
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 (- c)) 1) 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 in c
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ -1 1) into -1
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 (- a)) (sqr (hypot (/ 1 (- c)) (/ 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 (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 (/ (/ -1 a) (sqr (hypot (/ -1 c) (/ -1 d)))) into (/ -1 (* a (sqr (hypot (/ -1 c) (/ -1 d)))))
* [misc]backup-simplify:  Simplify (* -1 (/ -1 (* a (sqr (hypot (/ -1 c) (/ -1 d)))))) into (/ 1 (* a (sqr (hypot (/ -1 c) (/ -1 d)))))
* [misc]taylor:  Taking taylor expansion of (/ 1 (* a (sqr (hypot (/ -1 c) (/ -1 d))))) in a
* [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 (+ (* (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 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 (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 (- a) into (- a)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 a) (/ 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 (- (/ 0 (sqr (hypot (/ -1 c) (/ -1 d)))) (+ (* (/ -1 (* a (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) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (* 0 (/ -1 (* a (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 (- (+ (* (/ 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 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 (- 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 (+ (* (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 (* 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]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-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 (- (/ 0 1) (+ (* -1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (* 0 (/ -1 (* a (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 (- (+ (* (/ 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 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 (- (+ (* (/ 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 0 into 0
* [misc]backup-simplify:  Simplify (* (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) (* 1 (* (/ 1 (/ 1 (- a))) (/ 1 (/ 1 (- c)))))) into (/ (* c a) (sqr (hypot (/ -1 c) (/ -1 d))))
* [misc]approximate:  Taking taylor expansion of (/ a (sqr (hypot c d))) in (a c d) around 0
* [misc]taylor:  Taking taylor expansion of (/ a (sqr (hypot c 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 (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 (/ a (sqr (hypot c d))) into (/ a (sqr (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (/ a (sqr (hypot c 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 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 (/ a (sqr (hypot c d))) into (/ a (sqr (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (/ a (sqr (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 (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 (/ a (sqr (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 (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 c
* [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]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 (+ (* (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 c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking 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 (+ (* (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]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 (sqr (hypot c d))) (+ (* (/ 1 (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 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 0) (* 0 (hypot c d)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (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]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (* (/ 1 (sqr (hypot c d))) (* 1 (* 1 a))) into (/ a (sqr (hypot c d)))
* [misc]approximate:  Taking taylor expansion of (/ (/ 1 a) (sqr (hypot (/ 1 c) (/ 1 d)))) in (a c d) around 0
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 a) (sqr (hypot (/ 1 c) (/ 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 (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 a) (sqr (hypot (/ 1 c) (/ 1 d)))) into (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) a))
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 a) (sqr (hypot (/ 1 c) (/ 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 (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 (/ (/ 1 a) (sqr (hypot (/ 1 c) (/ 1 d)))) into (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) a))
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 a) (sqr (hypot (/ 1 c) (/ 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 (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 (/ (/ 1 a) (sqr (hypot (/ 1 c) (/ 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 (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 (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) 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]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 (/ 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 (sqr (hypot (/ 1 c) (/ 1 d)))) into (/ 1 (sqr (hypot (/ 1 c) (/ 1 d))))
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) 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 (sqr (hypot (/ 1 c) (/ 1 d)))) (+ (* (/ 1 (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]taylor:  Taking 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 (- (+ (* (/ 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 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 (/ 0 1)) (* 0 (/ 0 1)))) 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)))) (/ 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 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 (/ 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 0 into 0
* [misc]backup-simplify:  Simplify (* (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) (* 1 (* 1 (/ 1 (/ 1 a))))) into (/ a (sqr (hypot (/ 1 c) (/ 1 d))))
* [misc]approximate:  Taking taylor expansion of (/ (/ 1 (- a)) (sqr (hypot (/ 1 (- c)) (/ 1 (- d))))) in (a c d) around 0
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 (- a)) (sqr (hypot (/ 1 (- c)) (/ 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 (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 a) (sqr (hypot (/ -1 c) (/ -1 d)))) into (/ -1 (* a (sqr (hypot (/ -1 c) (/ -1 d)))))
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 (- a)) (sqr (hypot (/ 1 (- c)) (/ 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 (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 (/ (/ -1 a) (sqr (hypot (/ -1 c) (/ -1 d)))) into (/ -1 (* a (sqr (hypot (/ -1 c) (/ -1 d)))))
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 (- a)) (sqr (hypot (/ 1 (- c)) (/ 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 (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 (/ (/ 1 (- a)) (sqr (hypot (/ 1 (- c)) (/ 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 (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 (/ -1 (sqr (hypot (/ -1 c) (/ -1 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 (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 (/ -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 d
* [misc]taylor:  Taking taylor expansion of -1 in d
* [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 (/ -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 (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) 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 (sqr (hypot (/ -1 c) (/ -1 d)))) (+ (* (/ -1 (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]taylor:  Taking 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 (sqr (hypot (/ -1 c) (/ -1 d)))) (+ (* (/ -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 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 (sqr (hypot (/ -1 c) (/ -1 d)))) (+ (* (/ -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 (- 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 (+ (* (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)))) (/ 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 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 (/ -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)))) (/ 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 (* (/ -1 (sqr (hypot (/ -1 c) (/ -1 d)))) (* 1 (* 1 (/ 1 (/ 1 (- a)))))) into (/ a (sqr (hypot (/ -1 c) (/ -1 d))))
* [misc]approximate:  Taking taylor expansion of (+ (* (/ c 1) (/ a (sqr (hypot c d)))) (/ (* b d) (sqr (hypot c d)))) in (c a d b) around 0
* [misc]taylor:  Taking taylor expansion of (+ (* (/ c 1) (/ a (sqr (hypot c d)))) (/ (* b d) (sqr (hypot c d)))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ c 1) (/ a (sqr (hypot c d)))) in b
* [misc]taylor:  Taking taylor expansion of (/ c 1) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of 1 in b
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ c 1) into c
* [misc]taylor:  Taking taylor expansion of (/ a (sqr (hypot c 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 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 (/ a (sqr (hypot c d))) into (/ a (sqr (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (/ (* b d) (sqr (hypot c d))) in b
* [misc]taylor:  Taking taylor expansion of (* b 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 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 d) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 d)) 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 (+ (* (/ c 1) (/ a (sqr (hypot c d)))) (/ (* b d) (sqr (hypot c d)))) in d
* [misc]taylor:  Taking taylor expansion of (* (/ c 1) (/ a (sqr (hypot c d)))) in d
* [misc]taylor:  Taking taylor expansion of (/ c 1) in d
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of 1 in d
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ c 1) into c
* [misc]taylor:  Taking taylor expansion of (/ a (sqr (hypot c 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 (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 (/ a (sqr (hypot c d))) into (/ a (sqr (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (/ (* b d) (sqr (hypot c d))) in d
* [misc]taylor:  Taking taylor expansion of (* b 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 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 0) into 0
* [misc]backup-simplify:  Simplify (+ (* b 1) (* 0 0)) into b
* [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 (+ (* (/ c 1) (/ a (sqr (hypot c d)))) (/ (* b d) (sqr (hypot c d)))) in a
* [misc]taylor:  Taking taylor expansion of (* (/ c 1) (/ a (sqr (hypot c d)))) in a
* [misc]taylor:  Taking taylor expansion of (/ c 1) in a
* [misc]taylor:  Taking taylor expansion of c in a
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of 1 in a
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ c 1) into c
* [misc]taylor:  Taking taylor expansion of (/ a (sqr (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 (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 (/ (* b d) (sqr (hypot c d))) in a
* [misc]taylor:  Taking taylor expansion of (* b 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 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 d) into (* b d)
* [misc]backup-simplify:  Simplify (* (hypot c d) (hypot c d)) into (sqr (hypot c d))
* [misc]backup-simplify:  Simplify (/ (* b d) (sqr (hypot c d))) into (/ (* b d) (sqr (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (+ (* (/ c 1) (/ a (sqr (hypot c d)))) (/ (* b d) (sqr (hypot c d)))) in c
* [misc]taylor:  Taking taylor expansion of (* (/ c 1) (/ a (sqr (hypot c d)))) in c
* [misc]taylor:  Taking taylor expansion of (/ c 1) 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 in c
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ a (sqr (hypot c 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 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 (/ a (sqr (hypot c d))) into (/ a (sqr (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (/ (* b d) (sqr (hypot c d))) in c
* [misc]taylor:  Taking taylor expansion of (* b d) in c
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [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 d) into (* b d)
* [misc]backup-simplify:  Simplify (* (hypot c d) (hypot c d)) into (sqr (hypot c d))
* [misc]backup-simplify:  Simplify (/ (* b d) (sqr (hypot c d))) into (/ (* b d) (sqr (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (+ (* (/ c 1) (/ a (sqr (hypot c d)))) (/ (* b d) (sqr (hypot c d)))) in c
* [misc]taylor:  Taking taylor expansion of (* (/ c 1) (/ a (sqr (hypot c d)))) in c
* [misc]taylor:  Taking taylor expansion of (/ c 1) 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 in c
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ a (sqr (hypot c 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 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 (/ a (sqr (hypot c d))) into (/ a (sqr (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (/ (* b d) (sqr (hypot c d))) in c
* [misc]taylor:  Taking taylor expansion of (* b d) in c
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [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 d) into (* b d)
* [misc]backup-simplify:  Simplify (* (hypot c d) (hypot c d)) into (sqr (hypot c d))
* [misc]backup-simplify:  Simplify (/ (* b d) (sqr (hypot c d))) into (/ (* b d) (sqr (hypot c d)))
* [misc]backup-simplify:  Simplify (+ 0 (/ (* b d) (sqr (hypot c d)))) into (/ (* b d) (sqr (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (/ (* b d) (sqr (hypot c d))) in a
* [misc]taylor:  Taking taylor expansion of (* b 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 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 d) into (* b d)
* [misc]backup-simplify:  Simplify (* (hypot c d) (hypot c d)) into (sqr (hypot c d))
* [misc]backup-simplify:  Simplify (/ (* b d) (sqr (hypot c d))) into (/ (* b d) (sqr (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (/ (* b d) (sqr (hypot c d))) in d
* [misc]taylor:  Taking taylor expansion of (* b 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 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 0) into 0
* [misc]backup-simplify:  Simplify (+ (* b 1) (* 0 0)) into b
* [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 (* 1 (/ a (sqr (hypot c d)))) into (/ a (sqr (hypot c d)))
* [misc]backup-simplify:  Simplify (+ (* b 0) (* 0 d)) 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 d) (sqr (hypot c d))) (/ 0 (sqr (hypot c d)))))) into 0
* [misc]backup-simplify:  Simplify (+ (/ a (sqr (hypot c d))) 0) into (/ a (sqr (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (/ a (sqr (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 (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 (+ (* b 0) (* 0 d)) 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 d) (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 b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [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 (+ (* (hypot c d) 0) (* 0 (hypot c d))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (sqr (hypot c d))) (+ (* (/ a (sqr (hypot c d))) (/ 0 (sqr (hypot c d)))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 (/ a (sqr (hypot c d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* b 0) (+ (* 0 0) (* 0 d))) 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))) (+ (* (/ (* b d) (sqr (hypot c d))) (/ 0 (sqr (hypot c d)))) (* 0 (/ 0 (sqr (hypot c d)))))) into 0
* [misc]backup-simplify:  Simplify (+ 0 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]taylor:  Taking taylor expansion of 0 in b
* [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 b
* [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 (/ 1 (sqr (hypot c d))) into (/ 1 (sqr (hypot c d)))
* [misc]backup-simplify:  Simplify (+ (* b 0) (+ (* 0 0) (* 0 d))) 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))) (+ (* (/ (* b d) (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 b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [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 (+ (* (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 b
* [misc]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 c d))) into (/ 1 (sqr (hypot c d)))
* [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))) (+ (* (/ a (sqr (hypot c d))) (/ 0 (sqr (hypot c d)))) (* 0 (/ 0 (sqr (hypot c d)))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 (/ a (sqr (hypot c d)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* b 0) (+ (* 0 0) (+ (* 0 0) (* 0 d)))) 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))) (+ (* (/ (* b d) (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 (+ 0 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]taylor:  Taking taylor expansion of 0 in b
* [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 b
* [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 b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* b 0) (+ (* 0 0) (+ (* 0 0) (* 0 d)))) 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))) (+ (* (/ (* b d) (sqr (hypot c d))) (/ 0 (sqr (hypot c d)))) (* 0 (/ 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 b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [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 b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 (sqr (hypot c d))) (* b (* d (* 1 1)))) (* (/ 1 (sqr (hypot c d))) (* 1 (* 1 (* a c))))) into (+ (/ (* c a) (sqr (hypot c d))) (/ (* b d) (sqr (hypot c d))))
* [misc]approximate:  Taking taylor expansion of (+ (* (/ (/ 1 c) 1) (/ (/ 1 a) (sqr (hypot (/ 1 c) (/ 1 d))))) (/ (* (/ 1 b) (/ 1 d)) (sqr (hypot (/ 1 c) (/ 1 d))))) in (c a d b) around 0
* [misc]taylor:  Taking taylor expansion of (+ (* (/ (/ 1 c) 1) (/ (/ 1 a) (sqr (hypot (/ 1 c) (/ 1 d))))) (/ (* (/ 1 b) (/ 1 d)) (sqr (hypot (/ 1 c) (/ 1 d))))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ (/ 1 c) 1) (/ (/ 1 a) (sqr (hypot (/ 1 c) (/ 1 d))))) in b
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 c) 1) 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 in b
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ (/ 1 c) 1) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 a) (sqr (hypot (/ 1 c) (/ 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 (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 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 d)) (sqr (hypot (/ 1 c) (/ 1 d)))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 d)) 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 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 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 c) 1) (/ (/ 1 a) (sqr (hypot (/ 1 c) (/ 1 d))))) (/ (* (/ 1 b) (/ 1 d)) (sqr (hypot (/ 1 c) (/ 1 d))))) in d
* [misc]taylor:  Taking taylor expansion of (* (/ (/ 1 c) 1) (/ (/ 1 a) (sqr (hypot (/ 1 c) (/ 1 d))))) in d
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 c) 1) 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 in d
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ (/ 1 c) 1) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 a) (sqr (hypot (/ 1 c) (/ 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 (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 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 d)) (sqr (hypot (/ 1 c) (/ 1 d)))) in d
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 d)) 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 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 b) 1) 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 c) 1) (/ (/ 1 a) (sqr (hypot (/ 1 c) (/ 1 d))))) (/ (* (/ 1 b) (/ 1 d)) (sqr (hypot (/ 1 c) (/ 1 d))))) in a
* [misc]taylor:  Taking taylor expansion of (* (/ (/ 1 c) 1) (/ (/ 1 a) (sqr (hypot (/ 1 c) (/ 1 d))))) in a
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 c) 1) 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 in a
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ (/ 1 c) 1) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 a) (sqr (hypot (/ 1 c) (/ 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 (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 (/ (* (/ 1 b) (/ 1 d)) (sqr (hypot (/ 1 c) (/ 1 d)))) in a
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 d)) 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 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 b) (/ 1 d)) into (/ 1 (* b 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 (* b d)) (sqr (hypot (/ 1 c) (/ 1 d)))) into (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* b d)))
* [misc]taylor:  Taking taylor expansion of (+ (* (/ (/ 1 c) 1) (/ (/ 1 a) (sqr (hypot (/ 1 c) (/ 1 d))))) (/ (* (/ 1 b) (/ 1 d)) (sqr (hypot (/ 1 c) (/ 1 d))))) in c
* [misc]taylor:  Taking taylor expansion of (* (/ (/ 1 c) 1) (/ (/ 1 a) (sqr (hypot (/ 1 c) (/ 1 d))))) in c
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 c) 1) 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 in c
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 a) (sqr (hypot (/ 1 c) (/ 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 (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 (/ (/ 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 d)) (sqr (hypot (/ 1 c) (/ 1 d)))) in c
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 d)) 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 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 d)) into (/ 1 (* b 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 (* b d)) (sqr (hypot (/ 1 c) (/ 1 d)))) into (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* b d)))
* [misc]taylor:  Taking taylor expansion of (+ (* (/ (/ 1 c) 1) (/ (/ 1 a) (sqr (hypot (/ 1 c) (/ 1 d))))) (/ (* (/ 1 b) (/ 1 d)) (sqr (hypot (/ 1 c) (/ 1 d))))) in c
* [misc]taylor:  Taking taylor expansion of (* (/ (/ 1 c) 1) (/ (/ 1 a) (sqr (hypot (/ 1 c) (/ 1 d))))) in c
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 c) 1) 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 in c
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 a) (sqr (hypot (/ 1 c) (/ 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 (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 (/ (/ 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 d)) (sqr (hypot (/ 1 c) (/ 1 d)))) in c
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 d)) 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 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 d)) into (/ 1 (* b 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 (* b d)) (sqr (hypot (/ 1 c) (/ 1 d)))) into (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* b d)))
* [misc]backup-simplify:  Simplify (* 1 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) a))) into (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) a))
* [misc]backup-simplify:  Simplify (+ (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) a)) 0) into (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) a))
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) a)) in a
* [misc]taylor:  Taking taylor expansion of (* (sqr (hypot (/ 1 c) (/ 1 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 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 (* (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 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 a) (/ 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 (- (/ 0 (sqr (hypot (/ 1 c) (/ 1 d)))) (+ (* (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) a)) (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) a)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* b d)))) into (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* b d)))
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* b d))) in a
* [misc]taylor:  Taking taylor expansion of (* (sqr (hypot (/ 1 c) (/ 1 d))) (* b 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]taylor:  Taking taylor expansion of (* b 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 d in a
* [misc]backup-simplify:  Simplify d into 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 (* b d) into (* b d)
* [misc]backup-simplify:  Simplify (* (sqr (hypot (/ 1 c) (/ 1 d))) (* b d)) into (* (sqr (hypot (/ 1 c) (/ 1 d))) (* b d))
* [misc]backup-simplify:  Simplify (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* b d))) into (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* b 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))) 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 d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) 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 (/ 1 (sqr (hypot (/ 1 c) (/ 1 d))))
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 a) (/ 0 a)) (* 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 (- (/ 0 (sqr (hypot (/ 1 c) (/ 1 d)))) (+ (* (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) a)) (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))) (* 0 (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) a))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 b) (/ 0 b)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 b) 0) (* 0 (/ 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 (sqr (hypot (/ 1 c) (/ 1 d)))) (+ (* (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* b d))) (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))))) into 0
* [misc]backup-simplify:  Simplify (+ 0 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 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* b d))) in d
* [misc]taylor:  Taking taylor expansion of (* (sqr (hypot (/ 1 c) (/ 1 d))) (* b 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 (* b 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 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 (* b 0) into 0
* [misc]backup-simplify:  Simplify (* (sqr (hypot (/ 1 c) (/ 1 d))) 0) into 0
* [misc]backup-simplify:  Simplify (+ (* b 1) (* 0 0)) into b
* [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))) b) (* 0 0)) into (* (sqr (hypot (/ 1 c) (/ 1 d))) b)
* [misc]backup-simplify:  Simplify (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) b)) into (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) b))
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) b)) in b
* [misc]taylor:  Taking taylor expansion of (* (sqr (hypot (/ 1 c) (/ 1 d))) 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 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 (* (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 (+ (* (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 d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [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 b
* [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 a) (/ 0 a)) (* 0 (/ 0 a)) (* 0 (/ 0 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 (- (/ 0 (sqr (hypot (/ 1 c) (/ 1 d)))) (+ (* (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 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]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) a)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)) (* 0 (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 b) (/ 0 b)) (* 0 (/ 0 b)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 b) 0) (+ (* 0 0) (* 0 (/ 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 (sqr (hypot (/ 1 c) (/ 1 d)))) (+ (* (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* b d))) (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))) (* 0 (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))))) into 0
* [misc]backup-simplify:  Simplify (+ 0 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 (+ (* b 0) (* 0 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 (+ (* (sqr (hypot (/ 1 c) (/ 1 d))) 0) (* 0 (* b d))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* b d))) (/ 0 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* b 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 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 d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* b 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 b) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) b)) (/ 0 (* (sqr (hypot (/ 1 c) (/ 1 d))) b))))) 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 b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [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 b
* [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 (+ (* (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 a) (/ 0 a)) (* 0 (/ 0 a)) (* 0 (/ 0 a)) (* 0 (/ 0 a)))) 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))) a)) (/ 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 (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* 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 (* (sqr (hypot (/ 1 c) (/ 1 d))) a))))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)) (* 0 (/ 0 d)) (* 0 (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 b) (/ 0 b)) (* 0 (/ 0 b)) (* 0 (/ 0 b)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 b) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 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 (sqr (hypot (/ 1 c) (/ 1 d)))) (+ (* (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* b 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 (+ 0 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]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* b 0) (+ (* 0 0) (* 0 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 (+ (* (sqr (hypot (/ 1 c) (/ 1 d))) 0) (+ (* 0 0) (* 0 (* b d)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* b d))) (/ 0 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* b d)))) (* 0 (/ 0 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* b 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 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 d
* [misc]backup-simplify:  Simplify 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 b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [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 (+ (* (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 b) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) b)) (/ 0 (* (sqr (hypot (/ 1 c) (/ 1 d))) b))) (* 0 (/ 0 (* (sqr (hypot (/ 1 c) (/ 1 d))) b))))) 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 b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [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 b
* [misc]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 a)) (/ 1 (/ 1 c)))))) (* (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) (* (/ 1 (/ 1 b)) (* (/ 1 (/ 1 d)) (* 1 1))))) into (+ (/ (* c a) (sqr (hypot (/ 1 c) (/ 1 d)))) (/ (* b d) (sqr (hypot (/ 1 c) (/ 1 d)))))
* [misc]approximate:  Taking taylor expansion of (+ (* (/ (/ 1 (- c)) 1) (/ (/ 1 (- a)) (sqr (hypot (/ 1 (- c)) (/ 1 (- d)))))) (/ (* (/ 1 (- b)) (/ 1 (- d))) (sqr (hypot (/ 1 (- c)) (/ 1 (- d)))))) in (c a d b) around 0
* [misc]taylor:  Taking taylor expansion of (+ (* (/ (/ 1 (- c)) 1) (/ (/ 1 (- a)) (sqr (hypot (/ 1 (- c)) (/ 1 (- d)))))) (/ (* (/ 1 (- b)) (/ 1 (- d))) (sqr (hypot (/ 1 (- c)) (/ 1 (- d)))))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ (/ 1 (- c)) 1) (/ (/ 1 (- a)) (sqr (hypot (/ 1 (- c)) (/ 1 (- d)))))) in b
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 (- c)) 1) 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 in b
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ (/ -1 c) 1) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 (- a)) (sqr (hypot (/ 1 (- c)) (/ 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 (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 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 (- d))) (sqr (hypot (/ 1 (- c)) (/ 1 (- d))))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- d))) 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 (- 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 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 (- c)) 1) (/ (/ 1 (- a)) (sqr (hypot (/ 1 (- c)) (/ 1 (- d)))))) (/ (* (/ 1 (- b)) (/ 1 (- d))) (sqr (hypot (/ 1 (- c)) (/ 1 (- d)))))) in d
* [misc]taylor:  Taking taylor expansion of (* (/ (/ 1 (- c)) 1) (/ (/ 1 (- a)) (sqr (hypot (/ 1 (- c)) (/ 1 (- d)))))) in d
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 (- c)) 1) 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 in d
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ (/ -1 c) 1) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 (- a)) (sqr (hypot (/ 1 (- c)) (/ 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 (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 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 (- d))) (sqr (hypot (/ 1 (- c)) (/ 1 (- d))))) in d
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- d))) 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 (- 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 b) -1) 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 (- c)) 1) (/ (/ 1 (- a)) (sqr (hypot (/ 1 (- c)) (/ 1 (- d)))))) (/ (* (/ 1 (- b)) (/ 1 (- d))) (sqr (hypot (/ 1 (- c)) (/ 1 (- d)))))) in a
* [misc]taylor:  Taking taylor expansion of (* (/ (/ 1 (- c)) 1) (/ (/ 1 (- a)) (sqr (hypot (/ 1 (- c)) (/ 1 (- d)))))) in a
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 (- c)) 1) 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 in a
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ (/ -1 c) 1) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 (- a)) (sqr (hypot (/ 1 (- c)) (/ 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 (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 (/ (* (/ 1 (- b)) (/ 1 (- d))) (sqr (hypot (/ 1 (- c)) (/ 1 (- d))))) in a
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- d))) 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 (- 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 b) (/ -1 d)) into (/ 1 (* b 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 (* b d)) (sqr (hypot (/ -1 c) (/ -1 d)))) into (/ 1 (* b (* d (sqr (hypot (/ -1 c) (/ -1 d))))))
* [misc]taylor:  Taking taylor expansion of (+ (* (/ (/ 1 (- c)) 1) (/ (/ 1 (- a)) (sqr (hypot (/ 1 (- c)) (/ 1 (- d)))))) (/ (* (/ 1 (- b)) (/ 1 (- d))) (sqr (hypot (/ 1 (- c)) (/ 1 (- d)))))) in c
* [misc]taylor:  Taking taylor expansion of (* (/ (/ 1 (- c)) 1) (/ (/ 1 (- a)) (sqr (hypot (/ 1 (- c)) (/ 1 (- d)))))) in c
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 (- c)) 1) 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 in c
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ -1 1) into -1
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 (- a)) (sqr (hypot (/ 1 (- c)) (/ 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 (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 (/ (/ -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 (- d))) (sqr (hypot (/ 1 (- c)) (/ 1 (- d))))) in c
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- d))) 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 (- 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 d)) into (/ 1 (* b 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 (* b d)) (sqr (hypot (/ -1 c) (/ -1 d)))) into (/ 1 (* b (* d (sqr (hypot (/ -1 c) (/ -1 d))))))
* [misc]taylor:  Taking taylor expansion of (+ (* (/ (/ 1 (- c)) 1) (/ (/ 1 (- a)) (sqr (hypot (/ 1 (- c)) (/ 1 (- d)))))) (/ (* (/ 1 (- b)) (/ 1 (- d))) (sqr (hypot (/ 1 (- c)) (/ 1 (- d)))))) in c
* [misc]taylor:  Taking taylor expansion of (* (/ (/ 1 (- c)) 1) (/ (/ 1 (- a)) (sqr (hypot (/ 1 (- c)) (/ 1 (- d)))))) in c
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 (- c)) 1) 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 in c
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ -1 1) into -1
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 (- a)) (sqr (hypot (/ 1 (- c)) (/ 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 (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 (/ (/ -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 (- d))) (sqr (hypot (/ 1 (- c)) (/ 1 (- d))))) in c
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- d))) 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 (- 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 d)) into (/ 1 (* b 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 (* b d)) (sqr (hypot (/ -1 c) (/ -1 d)))) into (/ 1 (* b (* d (sqr (hypot (/ -1 c) (/ -1 d))))))
* [misc]backup-simplify:  Simplify (* -1 (/ -1 (* a (sqr (hypot (/ -1 c) (/ -1 d)))))) into (/ 1 (* a (sqr (hypot (/ -1 c) (/ -1 d)))))
* [misc]backup-simplify:  Simplify (+ (/ 1 (* a (sqr (hypot (/ -1 c) (/ -1 d))))) 0) into (/ 1 (* a (sqr (hypot (/ -1 c) (/ -1 d)))))
* [misc]taylor:  Taking taylor expansion of (/ 1 (* a (sqr (hypot (/ -1 c) (/ -1 d))))) in a
* [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 (+ (* (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 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 (- a) into (- a)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 a) (/ 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 (- (/ 0 (sqr (hypot (/ -1 c) (/ -1 d)))) (+ (* (/ -1 (* a (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) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (* 0 (/ -1 (* a (sqr (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]backup-simplify:  Simplify (+ 0 (/ 1 (* b (* d (sqr (hypot (/ -1 c) (/ -1 d))))))) into (/ 1 (* b (* d (sqr (hypot (/ -1 c) (/ -1 d))))))
* [misc]taylor:  Taking taylor expansion of (/ 1 (* b (* d (sqr (hypot (/ -1 c) (/ -1 d)))))) in a
* [misc]taylor:  Taking taylor expansion of (* b (* d (sqr (hypot (/ -1 c) (/ -1 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 (* d (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 (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 (* d (sqr (hypot (/ -1 c) (/ -1 d)))) into (* d (sqr (hypot (/ -1 c) (/ -1 d))))
* [misc]backup-simplify:  Simplify (* b (* d (sqr (hypot (/ -1 c) (/ -1 d))))) into (* b (* d (sqr (hypot (/ -1 c) (/ -1 d)))))
* [misc]backup-simplify:  Simplify (/ 1 (* b (* d (sqr (hypot (/ -1 c) (/ -1 d)))))) into (/ 1 (* b (* 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 (- (+ (* (/ 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]taylor:  Taking taylor expansion of (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) 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 (/ 1 (sqr (hypot (/ -1 c) (/ -1 d))))
* [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 (+ (* (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 (* 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]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-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 (- (/ 0 1) (+ (* -1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (* 0 (/ -1 (* a (sqr (hypot (/ -1 c) (/ -1 d)))))))) 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 (- b) into (- b)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 b) (/ 0 (- b))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 b) 0) (* 0 (/ -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 (sqr (hypot (/ -1 c) (/ -1 d)))) (+ (* (/ 1 (* b (* d (sqr (hypot (/ -1 c) (/ -1 d)))))) (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]backup-simplify:  Simplify (+ 0 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 (/ 1 (* b (* d (sqr (hypot (/ -1 c) (/ -1 d)))))) in d
* [misc]taylor:  Taking taylor expansion of (* b (* d (sqr (hypot (/ -1 c) (/ -1 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 (* 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 (* b 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 (+ (* b (sqr (hypot (/ -1 c) (/ -1 d)))) (* 0 0)) into (* b (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 (sqr (hypot (/ -1 c) (/ -1 d))))) in b
* [misc]taylor:  Taking taylor expansion of (* b (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 (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 (* 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 (+ (* (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 d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [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 b
* [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 (- 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 (+ (* (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 (* 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]backup-simplify:  Simplify (- 0) into 0
* [misc]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 (- (/ 0 1) (+ (* -1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ -1 (* a (sqr (hypot (/ -1 c) (/ -1 d))))))))) 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 (- 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 (+ (* (/ -1 b) 0) (+ (* 0 0) (* 0 (/ -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 (sqr (hypot (/ -1 c) (/ -1 d)))) (+ (* (/ 1 (* b (* d (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 (+ 0 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 (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (* 0 (hypot (/ -1 c) (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 (sqr (hypot (/ -1 c) (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* b 0) (* 0 (* d (sqr (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* b (* d (sqr (hypot (/ -1 c) (/ -1 d)))))) (/ 0 (* b (* d (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 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 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 (+ (* b 0) (+ (* 0 (sqr (hypot (/ -1 c) (/ -1 d)))) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* b (sqr (hypot (/ -1 c) (/ -1 d))))) (/ 0 (* b (sqr (hypot (/ -1 c) (/ -1 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 b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [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 b
* [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 (+ (* (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 (- 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 (+ (* (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 (* 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))))) (* 0 (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))))) 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 (- (/ 0 1) (+ (* -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 (* a (sqr (hypot (/ -1 c) (/ -1 d)))))))))) 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 (- 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 (+ (* (/ -1 b) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ -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 (sqr (hypot (/ -1 c) (/ -1 d)))) (+ (* (/ 1 (* b (* d (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 (+ 0 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]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 (+ (* d 0) (+ (* 0 0) (* 0 (sqr (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* b 0) (+ (* 0 0) (* 0 (* d (sqr (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* b (* d (sqr (hypot (/ -1 c) (/ -1 d)))))) (/ 0 (* b (* d (sqr (hypot (/ -1 c) (/ -1 d))))))) (* 0 (/ 0 (* b (* d (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 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 d
* [misc]backup-simplify:  Simplify 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 b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [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 (+ (* b 0) (+ (* 0 0) (+ (* 0 (sqr (hypot (/ -1 c) (/ -1 d)))) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* b (sqr (hypot (/ -1 c) (/ -1 d))))) (/ 0 (* b (sqr (hypot (/ -1 c) (/ -1 d)))))) (* 0 (/ 0 (* b (sqr (hypot (/ -1 c) (/ -1 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 b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [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 b
* [misc]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 (- a))) (/ 1 (/ 1 (- c))))))) (* (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) (* (/ 1 (/ 1 (- b))) (* (/ 1 (/ 1 (- d))) (* 1 1))))) into (+ (/ (* c a) (sqr (hypot (/ -1 c) (/ -1 d)))) (/ (* b d) (sqr (hypot (/ -1 c) (/ -1 d)))))
* * * [misc]progress:  tayloring alt 3 of 5
* * * [misc]progress:  tayloring alt 4 of 5
* [misc]approximate:  Taking taylor expansion of (/ d (sqr (hypot c d))) in (d c) around 0
* [misc]taylor:  Taking taylor expansion of (/ d (sqr (hypot c 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 (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 (/ d (sqr (hypot c d))) into (/ d (sqr (hypot c d)))
* [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 (/ 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 (/ 1 (sqr (hypot c d))) in c
* [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 (/ 1 (sqr (hypot c d))) into (/ 1 (sqr (hypot c d)))
* [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 c
* [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]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 (sqr (hypot c d))) (+ (* (/ 1 (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]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 (- (+ (* (/ 1 (sqr (hypot c d))) (/ 0 (sqr (hypot c d)))) (* 0 (/ 0 (sqr (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]backup-simplify:  Simplify (- (/ 0 (sqr (hypot c d))) (+ (* (/ 1 (sqr (hypot c d))) (/ 0 (sqr (hypot c d)))) (* 0 (/ 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]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (* (/ 1 (sqr (hypot c d))) (* 1 d)) into (/ d (sqr (hypot c d)))
* [misc]approximate:  Taking taylor expansion of (/ (/ 1 d) (sqr (hypot (/ 1 c) (/ 1 d)))) in (d c) around 0
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 d) (sqr (hypot (/ 1 c) (/ 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 (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 (/ (/ 1 d) (sqr (hypot (/ 1 c) (/ 1 d)))) into (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) 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) 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 (* (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 (/ (/ 1 d) (sqr (hypot (/ 1 c) (/ 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 (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 (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) 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]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 (sqr (hypot (/ 1 c) (/ 1 d)))) into (/ 1 (sqr (hypot (/ 1 c) (/ 1 d))))
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) 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 (sqr (hypot (/ 1 c) (/ 1 d)))) (+ (* (/ 1 (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 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 (/ 0 1)) (* 0 (/ 0 1)))) 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)))) (/ 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]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 (- (+ (* (/ 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 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) 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)))) (/ 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]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (* (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) (* 1 (/ 1 (/ 1 d)))) into (/ d (sqr (hypot (/ 1 c) (/ 1 d))))
* [misc]approximate:  Taking taylor expansion of (/ (/ 1 (- d)) (sqr (hypot (/ 1 (- c)) (/ 1 (- d))))) in (d c) around 0
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 (- d)) (sqr (hypot (/ 1 (- c)) (/ 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 (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 (/ (/ -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)) 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 (* (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 (/ (/ 1 (- d)) (sqr (hypot (/ 1 (- c)) (/ 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 (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 (/ -1 (sqr (hypot (/ -1 c) (/ -1 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 (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 (/ -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 (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) 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 (sqr (hypot (/ -1 c) (/ -1 d)))) (+ (* (/ -1 (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 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 (sqr (hypot (/ -1 c) (/ -1 d)))) (+ (* (/ -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 (- 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 (+ (* (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)))) (/ 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]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 (sqr (hypot (/ -1 c) (/ -1 d)))) (+ (* (/ -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 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 (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) 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)))) (/ 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]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (* (/ -1 (sqr (hypot (/ -1 c) (/ -1 d)))) (* 1 (/ 1 (/ 1 (- d))))) into (/ d (sqr (hypot (/ -1 c) (/ -1 d))))
* [misc]approximate:  Taking taylor expansion of (/ (* c a) (sqr (hypot c d))) in (c a d) around 0
* [misc]taylor:  Taking taylor expansion of (/ (* c a) (sqr (hypot c d))) in d
* [misc]taylor:  Taking taylor expansion of (* c a) in d
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of a in d
* [misc]backup-simplify:  Simplify a into 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 (* c a) into (* c a)
* [misc]backup-simplify:  Simplify (* (hypot c d) (hypot c d)) into (sqr (hypot c d))
* [misc]backup-simplify:  Simplify (/ (* c a) (sqr (hypot c d))) into (/ (* c a) (sqr (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (/ (* c a) (sqr (hypot c d))) in a
* [misc]taylor:  Taking taylor expansion of (* c a) in a
* [misc]taylor:  Taking taylor expansion of c in a
* [misc]backup-simplify:  Simplify c into c
* [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 (* c 0) into 0
* [misc]backup-simplify:  Simplify (+ (* c 1) (* 0 0)) into c
* [misc]backup-simplify:  Simplify (* (hypot c d) (hypot c d)) into (sqr (hypot c d))
* [misc]backup-simplify:  Simplify (/ c (sqr (hypot c d))) into (/ c (sqr (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (/ (* c a) (sqr (hypot c d))) in c
* [misc]taylor:  Taking taylor expansion of (* c 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 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 (* 0 a) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 a)) into a
* [misc]backup-simplify:  Simplify (* (hypot c d) (hypot c d)) into (sqr (hypot c d))
* [misc]backup-simplify:  Simplify (/ a (sqr (hypot c d))) into (/ a (sqr (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (/ (* c a) (sqr (hypot c d))) in c
* [misc]taylor:  Taking taylor expansion of (* c 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 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 (* 0 a) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 a)) into a
* [misc]backup-simplify:  Simplify (* (hypot c d) (hypot c d)) into (sqr (hypot c d))
* [misc]backup-simplify:  Simplify (/ a (sqr (hypot c d))) into (/ a (sqr (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (/ a (sqr (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 (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 (+ (* 0 0) (+ (* 1 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))) (+ (* (/ a (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 (+ (* (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]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]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 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))) (+ (* (/ 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 a
* [misc]backup-simplify:  Simplify 0 into 0
* [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 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)))) (* 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]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (* (/ 1 (sqr (hypot c d))) (* 1 (* a c))) into (/ (* c a) (sqr (hypot c d)))
* [misc]approximate:  Taking taylor expansion of (/ (* (/ 1 c) (/ 1 a)) (sqr (hypot (/ 1 c) (/ 1 d)))) in (c a d) around 0
* [misc]taylor:  Taking taylor expansion of (/ (* (/ 1 c) (/ 1 a)) (sqr (hypot (/ 1 c) (/ 1 d)))) in d
* [misc]taylor:  Taking taylor expansion of (* (/ 1 c) (/ 1 a)) 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 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 (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 c) (/ 1 a)) into (/ 1 (* c 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 (* c a)) (sqr (hypot (/ 1 c) (/ 1 d)))) into (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* c a)))
* [misc]taylor:  Taking taylor expansion of (/ (* (/ 1 c) (/ 1 a)) (sqr (hypot (/ 1 c) (/ 1 d)))) in a
* [misc]taylor:  Taking taylor expansion of (* (/ 1 c) (/ 1 a)) 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 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 (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 c) 1) 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 c) (/ 1 a)) (sqr (hypot (/ 1 c) (/ 1 d)))) in c
* [misc]taylor:  Taking taylor expansion of (* (/ 1 c) (/ 1 a)) 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 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 (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 (/ 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 c) (/ 1 a)) (sqr (hypot (/ 1 c) (/ 1 d)))) in c
* [misc]taylor:  Taking taylor expansion of (* (/ 1 c) (/ 1 a)) 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 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 (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 (/ 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 (* (sqr (hypot (/ 1 c) (/ 1 d))) a)) in a
* [misc]taylor:  Taking taylor expansion of (* (sqr (hypot (/ 1 c) (/ 1 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 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 (* (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 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 (sqr (hypot (/ 1 c) (/ 1 d)))) into (/ 1 (sqr (hypot (/ 1 c) (/ 1 d))))
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 a) (/ 0 a)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 (/ 1 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 (- (/ 0 (sqr (hypot (/ 1 c) (/ 1 d)))) (+ (* (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 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]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 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 (- (+ (* (/ 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 a) (/ 0 a)) (* 0 (/ 0 a)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 (/ 1 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 (- (/ 0 (sqr (hypot (/ 1 c) (/ 1 d)))) (+ (* (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 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 a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking 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 (+ (* (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 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 (- (+ (* (/ 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 0 into 0
* [misc]backup-simplify:  Simplify (* (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) (* 1 (* (/ 1 (/ 1 a)) (/ 1 (/ 1 c))))) into (/ (* c a) (sqr (hypot (/ 1 c) (/ 1 d))))
* [misc]approximate:  Taking taylor expansion of (/ (* (/ 1 (- c)) (/ 1 (- a))) (sqr (hypot (/ 1 (- c)) (/ 1 (- d))))) in (c a d) around 0
* [misc]taylor:  Taking taylor expansion of (/ (* (/ 1 (- c)) (/ 1 (- a))) (sqr (hypot (/ 1 (- c)) (/ 1 (- d))))) in d
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- c)) (/ 1 (- a))) 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 (- 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 (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 c) (/ -1 a)) into (/ 1 (* c 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 (* c a)) (sqr (hypot (/ -1 c) (/ -1 d)))) into (/ 1 (* c (* a (sqr (hypot (/ -1 c) (/ -1 d))))))
* [misc]taylor:  Taking taylor expansion of (/ (* (/ 1 (- c)) (/ 1 (- a))) (sqr (hypot (/ 1 (- c)) (/ 1 (- d))))) in a
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- c)) (/ 1 (- a))) 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 (- 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 (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 c) -1) 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)) (/ 1 (- a))) (sqr (hypot (/ 1 (- c)) (/ 1 (- d))))) in c
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- c)) (/ 1 (- a))) 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 (- 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 (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 (/ -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 (- c)) (/ 1 (- a))) (sqr (hypot (/ 1 (- c)) (/ 1 (- d))))) in c
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- c)) (/ 1 (- a))) 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 (- 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 (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 (/ -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 (* a (sqr (hypot (/ -1 c) (/ -1 d))))) in a
* [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 (+ (* (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 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 (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 (- a) into (- a)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 a) (/ 0 (- a))))) 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 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 (- (/ 0 (sqr (hypot (/ -1 c) (/ -1 d)))) (+ (* (/ 1 (* 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]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 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 (- (+ (* (/ 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 (- 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 (- 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 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 (- (/ 0 (sqr (hypot (/ -1 c) (/ -1 d)))) (+ (* (/ 1 (* 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 a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking 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 (- (+ (* (/ 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 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 (- (+ (* (/ 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 0 into 0
* [misc]backup-simplify:  Simplify (* (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) (* 1 (* (/ 1 (/ 1 (- a))) (/ 1 (/ 1 (- c)))))) into (/ (* c a) (sqr (hypot (/ -1 c) (/ -1 d))))
* [misc]approximate:  Taking taylor expansion of (* (/ b 1) (/ d (sqr (hypot c d)))) in (b d c) around 0
* [misc]taylor:  Taking taylor expansion of (* (/ b 1) (/ d (sqr (hypot c d)))) in c
* [misc]taylor:  Taking taylor expansion of (/ b 1) in c
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [misc]taylor:  Taking taylor expansion of 1 in c
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ b 1) into b
* [misc]taylor:  Taking taylor expansion of (/ d (sqr (hypot c 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 (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 (/ d (sqr (hypot c d))) into (/ d (sqr (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (* (/ b 1) (/ d (sqr (hypot c d)))) in d
* [misc]taylor:  Taking taylor expansion of (/ b 1) in d
* [misc]taylor:  Taking taylor expansion of b in d
* [misc]backup-simplify:  Simplify b into b
* [misc]taylor:  Taking taylor expansion of 1 in d
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ b 1) into b
* [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 (* (/ b 1) (/ d (sqr (hypot c d)))) in b
* [misc]taylor:  Taking taylor expansion of (/ b 1) 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 1 in b
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ d (sqr (hypot c 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 (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 (/ d (sqr (hypot c d))) into (/ d (sqr (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (* (/ b 1) (/ d (sqr (hypot c d)))) in b
* [misc]taylor:  Taking taylor expansion of (/ b 1) 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 1 in b
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ d (sqr (hypot c 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 (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 (/ d (sqr (hypot c d))) into (/ d (sqr (hypot c d)))
* [misc]backup-simplify:  Simplify (* 1 (/ d (sqr (hypot c d)))) into (/ d (sqr (hypot c d)))
* [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 (/ 1 (sqr (hypot c d))) in c
* [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 (/ 1 (sqr (hypot c d))) into (/ 1 (sqr (hypot c d)))
* [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 (- (/ 0 1) (+ (* 1 (/ 0 1)))) 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]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 (+ (* (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 c
* [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]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 (sqr (hypot c d))) (+ (* (/ d (sqr (hypot c d))) (/ 0 (sqr (hypot c d)))) (* 0 (/ 0 (sqr (hypot c d)))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 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]taylor:  Taking taylor expansion of 0 in c
* [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]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 (sqr (hypot c d))) (+ (* (/ 1 (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]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (* (/ 1 (sqr (hypot c d))) (* 1 (* d b))) into (/ (* b d) (sqr (hypot c d)))
* [misc]approximate:  Taking taylor expansion of (* (/ (/ 1 b) 1) (/ (/ 1 d) (sqr (hypot (/ 1 c) (/ 1 d))))) in (b d c) around 0
* [misc]taylor:  Taking taylor expansion of (* (/ (/ 1 b) 1) (/ (/ 1 d) (sqr (hypot (/ 1 c) (/ 1 d))))) in c
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 b) 1) 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 in c
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ (/ 1 b) 1) into (/ 1 b)
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 d) (sqr (hypot (/ 1 c) (/ 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 (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 (/ (/ 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) (/ (/ 1 d) (sqr (hypot (/ 1 c) (/ 1 d))))) in d
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 b) 1) 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 in d
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ (/ 1 b) 1) into (/ 1 b)
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 d) (sqr (hypot (/ 1 c) (/ 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 (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 (* (/ (/ 1 b) 1) (/ (/ 1 d) (sqr (hypot (/ 1 c) (/ 1 d))))) in b
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 b) 1) 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 in b
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 d) (sqr (hypot (/ 1 c) (/ 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]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 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) (/ (/ 1 d) (sqr (hypot (/ 1 c) (/ 1 d))))) in b
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 b) 1) 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 in b
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 d) (sqr (hypot (/ 1 c) (/ 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]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 d) (sqr (hypot (/ 1 c) (/ 1 d)))) into (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) d))
* [misc]backup-simplify:  Simplify (* 1 (/ 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 (* (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 (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) 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]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 (sqr (hypot (/ 1 c) (/ 1 d)))) into (/ 1 (sqr (hypot (/ 1 c) (/ 1 d))))
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 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 (sqr (hypot (/ 1 c) (/ 1 d)))) (+ (* (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) d)) (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) 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]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 (+ (* (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 d) (/ 0 d)) (* 0 (/ 0 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 (sqr (hypot (/ 1 c) (/ 1 d)))) (+ (* (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) d)) (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))) (* 0 (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) 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 c
* [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 (+ (* (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 c
* [misc]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 (- (+ (* (/ 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 0 into 0
* [misc]backup-simplify:  Simplify (* (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) (* 1 (* (/ 1 (/ 1 d)) (/ 1 (/ 1 b))))) into (/ (* b d) (sqr (hypot (/ 1 c) (/ 1 d))))
* [misc]approximate:  Taking taylor expansion of (* (/ (/ 1 (- b)) 1) (/ (/ 1 (- d)) (sqr (hypot (/ 1 (- c)) (/ 1 (- d)))))) in (b d c) around 0
* [misc]taylor:  Taking taylor expansion of (* (/ (/ 1 (- b)) 1) (/ (/ 1 (- d)) (sqr (hypot (/ 1 (- c)) (/ 1 (- d)))))) in c
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 (- b)) 1) 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 in c
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ (/ -1 b) 1) into (/ -1 b)
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 (- d)) (sqr (hypot (/ 1 (- c)) (/ 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 (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 (/ (/ -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) (/ (/ 1 (- d)) (sqr (hypot (/ 1 (- c)) (/ 1 (- d)))))) in d
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 (- b)) 1) 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 in d
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ (/ -1 b) 1) into (/ -1 b)
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 (- d)) (sqr (hypot (/ 1 (- c)) (/ 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 (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 (* (/ (/ 1 (- b)) 1) (/ (/ 1 (- d)) (sqr (hypot (/ 1 (- c)) (/ 1 (- d)))))) in b
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 (- b)) 1) 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 in b
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ -1 1) into -1
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 (- d)) (sqr (hypot (/ 1 (- c)) (/ 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]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 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) (/ (/ 1 (- d)) (sqr (hypot (/ 1 (- c)) (/ 1 (- d)))))) in b
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 (- b)) 1) 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 in b
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ -1 1) into -1
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 (- d)) (sqr (hypot (/ 1 (- c)) (/ 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]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 d) (sqr (hypot (/ -1 c) (/ -1 d)))) into (/ -1 (* d (sqr (hypot (/ -1 c) (/ -1 d)))))
* [misc]backup-simplify:  Simplify (* -1 (/ -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 (* 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 (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) 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]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 (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 (- d) into (- d)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d) (/ 0 (- 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 (sqr (hypot (/ -1 c) (/ -1 d)))) (+ (* (/ -1 (* d (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) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (* 0 (/ -1 (* d (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]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 (+ (* (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 (- 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 (+ (* (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 (* d (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 (- 0) into 0
* [misc]backup-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 (- (/ 0 1) (+ (* -1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (* 0 (/ -1 (* d (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 c
* [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 (- (+ (* (/ 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 c
* [misc]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 (- (+ (* (/ 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 0 into 0
* [misc]backup-simplify:  Simplify (* (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) (* 1 (* (/ 1 (/ 1 (- d))) (/ 1 (/ 1 (- b)))))) into (/ (* b d) (sqr (hypot (/ -1 c) (/ -1 d))))
* [misc]approximate:  Taking taylor expansion of (+ (/ (* c a) (sqr (hypot c d))) (* (/ b 1) (/ d (sqr (hypot c d))))) in (c a d b) around 0
* [misc]taylor:  Taking taylor expansion of (+ (/ (* c a) (sqr (hypot c d))) (* (/ b 1) (/ d (sqr (hypot c d))))) in b
* [misc]taylor:  Taking taylor expansion of (/ (* c a) (sqr (hypot c d))) in b
* [misc]taylor:  Taking taylor expansion of (* c a) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [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 (* c a) into (* c a)
* [misc]backup-simplify:  Simplify (* (hypot c d) (hypot c d)) into (sqr (hypot c d))
* [misc]backup-simplify:  Simplify (/ (* c a) (sqr (hypot c d))) into (/ (* c a) (sqr (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (* (/ b 1) (/ d (sqr (hypot c d)))) in b
* [misc]taylor:  Taking taylor expansion of (/ b 1) 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 1 in b
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ d (sqr (hypot c 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 (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 (/ d (sqr (hypot c d))) into (/ d (sqr (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (+ (/ (* c a) (sqr (hypot c d))) (* (/ b 1) (/ d (sqr (hypot c d))))) in d
* [misc]taylor:  Taking taylor expansion of (/ (* c a) (sqr (hypot c d))) in d
* [misc]taylor:  Taking taylor expansion of (* c a) in d
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of a in d
* [misc]backup-simplify:  Simplify a into 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 (* c a) into (* c a)
* [misc]backup-simplify:  Simplify (* (hypot c d) (hypot c d)) into (sqr (hypot c d))
* [misc]backup-simplify:  Simplify (/ (* c a) (sqr (hypot c d))) into (/ (* c a) (sqr (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (* (/ b 1) (/ d (sqr (hypot c d)))) in d
* [misc]taylor:  Taking taylor expansion of (/ b 1) in d
* [misc]taylor:  Taking taylor expansion of b in d
* [misc]backup-simplify:  Simplify b into b
* [misc]taylor:  Taking taylor expansion of 1 in d
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ b 1) into b
* [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 (+ (/ (* c a) (sqr (hypot c d))) (* (/ b 1) (/ d (sqr (hypot c d))))) in a
* [misc]taylor:  Taking taylor expansion of (/ (* c a) (sqr (hypot c d))) in a
* [misc]taylor:  Taking taylor expansion of (* c a) in a
* [misc]taylor:  Taking taylor expansion of c in a
* [misc]backup-simplify:  Simplify c into c
* [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 (* c 0) into 0
* [misc]backup-simplify:  Simplify (+ (* c 1) (* 0 0)) into c
* [misc]backup-simplify:  Simplify (* (hypot c d) (hypot c d)) into (sqr (hypot c d))
* [misc]backup-simplify:  Simplify (/ c (sqr (hypot c d))) into (/ c (sqr (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (* (/ b 1) (/ d (sqr (hypot c d)))) in a
* [misc]taylor:  Taking taylor expansion of (/ b 1) in a
* [misc]taylor:  Taking taylor expansion of b in a
* [misc]backup-simplify:  Simplify b into b
* [misc]taylor:  Taking taylor expansion of 1 in a
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ b 1) into b
* [misc]taylor:  Taking taylor expansion of (/ d (sqr (hypot c 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 (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 (/ d (sqr (hypot c d))) into (/ d (sqr (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (+ (/ (* c a) (sqr (hypot c d))) (* (/ b 1) (/ d (sqr (hypot c d))))) in c
* [misc]taylor:  Taking taylor expansion of (/ (* c a) (sqr (hypot c d))) in c
* [misc]taylor:  Taking taylor expansion of (* c 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 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 (* 0 a) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 a)) into a
* [misc]backup-simplify:  Simplify (* (hypot c d) (hypot c d)) into (sqr (hypot c d))
* [misc]backup-simplify:  Simplify (/ a (sqr (hypot c d))) into (/ a (sqr (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (* (/ b 1) (/ d (sqr (hypot c d)))) in c
* [misc]taylor:  Taking taylor expansion of (/ b 1) in c
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [misc]taylor:  Taking taylor expansion of 1 in c
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ b 1) into b
* [misc]taylor:  Taking taylor expansion of (/ d (sqr (hypot c 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 (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 (/ d (sqr (hypot c d))) into (/ d (sqr (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (+ (/ (* c a) (sqr (hypot c d))) (* (/ b 1) (/ d (sqr (hypot c d))))) in c
* [misc]taylor:  Taking taylor expansion of (/ (* c a) (sqr (hypot c d))) in c
* [misc]taylor:  Taking taylor expansion of (* c 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 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 (* 0 a) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 a)) into a
* [misc]backup-simplify:  Simplify (* (hypot c d) (hypot c d)) into (sqr (hypot c d))
* [misc]backup-simplify:  Simplify (/ a (sqr (hypot c d))) into (/ a (sqr (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (* (/ b 1) (/ d (sqr (hypot c d)))) in c
* [misc]taylor:  Taking taylor expansion of (/ b 1) in c
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [misc]taylor:  Taking taylor expansion of 1 in c
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ b 1) into b
* [misc]taylor:  Taking taylor expansion of (/ d (sqr (hypot c 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 (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 (/ d (sqr (hypot c d))) into (/ d (sqr (hypot c d)))
* [misc]backup-simplify:  Simplify (* b (/ d (sqr (hypot c d)))) into (/ (* b d) (sqr (hypot c d)))
* [misc]backup-simplify:  Simplify (+ 0 (/ (* b d) (sqr (hypot c d)))) into (/ (* b d) (sqr (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (/ (* b d) (sqr (hypot c d))) in a
* [misc]taylor:  Taking taylor expansion of (* b 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 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 d) into (* b d)
* [misc]backup-simplify:  Simplify (* (hypot c d) (hypot c d)) into (sqr (hypot c d))
* [misc]backup-simplify:  Simplify (/ (* b d) (sqr (hypot c d))) into (/ (* b d) (sqr (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (/ (* b d) (sqr (hypot c d))) in d
* [misc]taylor:  Taking taylor expansion of (* b 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 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 0) into 0
* [misc]backup-simplify:  Simplify (+ (* b 1) (* 0 0)) into b
* [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 (+ (* (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 (- (/ 0 1) (+ (* b (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* b 0) (* 0 (/ d (sqr (hypot c d))))) into 0
* [misc]backup-simplify:  Simplify (+ (/ a (sqr (hypot c d))) 0) into (/ a (sqr (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (/ a (sqr (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 (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 (+ (* b 0) (* 0 d)) 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 d) (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 b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [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 (+ (* 0 0) (+ (* 1 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))) (+ (* (/ a (sqr (hypot c d))) (/ 0 (sqr (hypot c d)))))) 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 (sqr (hypot c d))) (/ 0 (sqr (hypot c d)))) (* 0 (/ 0 (sqr (hypot c d)))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* b (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* b 0) (+ (* 0 0) (* 0 (/ d (sqr (hypot c d)))))) into 0
* [misc]backup-simplify:  Simplify (+ 0 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]taylor:  Taking taylor expansion of 0 in b
* [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 b
* [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 (/ 1 (sqr (hypot c d))) into (/ 1 (sqr (hypot c d)))
* [misc]backup-simplify:  Simplify (+ (* b 0) (+ (* 0 0) (* 0 d))) 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))) (+ (* (/ (* b d) (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 b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [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 (+ (* (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 b
* [misc]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 c d))) into (/ 1 (sqr (hypot c d)))
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 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))) (+ (* (/ a (sqr (hypot c d))) (/ 0 (sqr (hypot c d)))) (* 0 (/ 0 (sqr (hypot c d)))))) 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 (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 (- (/ 0 1) (+ (* b (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* b 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ d (sqr (hypot c d))))))) into 0
* [misc]backup-simplify:  Simplify (+ 0 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]taylor:  Taking taylor expansion of 0 in b
* [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 b
* [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 b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* b 0) (+ (* 0 0) (+ (* 0 0) (* 0 d)))) 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))) (+ (* (/ (* b d) (sqr (hypot c d))) (/ 0 (sqr (hypot c d)))) (* 0 (/ 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 b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [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 b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 (sqr (hypot c d))) (* b (* d (* 1 1)))) (* (/ 1 (sqr (hypot c d))) (* 1 (* 1 (* a c))))) into (+ (/ (* c a) (sqr (hypot c d))) (/ (* b d) (sqr (hypot c d))))
* [misc]approximate:  Taking taylor expansion of (+ (/ (* (/ 1 c) (/ 1 a)) (sqr (hypot (/ 1 c) (/ 1 d)))) (* (/ (/ 1 b) 1) (/ (/ 1 d) (sqr (hypot (/ 1 c) (/ 1 d)))))) in (c a d b) around 0
* [misc]taylor:  Taking taylor expansion of (+ (/ (* (/ 1 c) (/ 1 a)) (sqr (hypot (/ 1 c) (/ 1 d)))) (* (/ (/ 1 b) 1) (/ (/ 1 d) (sqr (hypot (/ 1 c) (/ 1 d)))))) in b
* [misc]taylor:  Taking taylor expansion of (/ (* (/ 1 c) (/ 1 a)) (sqr (hypot (/ 1 c) (/ 1 d)))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 c) (/ 1 a)) 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 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 (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 c) (/ 1 a)) into (/ 1 (* c 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 (* c a)) (sqr (hypot (/ 1 c) (/ 1 d)))) into (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* c a)))
* [misc]taylor:  Taking taylor expansion of (* (/ (/ 1 b) 1) (/ (/ 1 d) (sqr (hypot (/ 1 c) (/ 1 d))))) in b
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 b) 1) 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 in b
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 d) (sqr (hypot (/ 1 c) (/ 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]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 d) (sqr (hypot (/ 1 c) (/ 1 d)))) into (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) d))
* [misc]taylor:  Taking taylor expansion of (+ (/ (* (/ 1 c) (/ 1 a)) (sqr (hypot (/ 1 c) (/ 1 d)))) (* (/ (/ 1 b) 1) (/ (/ 1 d) (sqr (hypot (/ 1 c) (/ 1 d)))))) in d
* [misc]taylor:  Taking taylor expansion of (/ (* (/ 1 c) (/ 1 a)) (sqr (hypot (/ 1 c) (/ 1 d)))) in d
* [misc]taylor:  Taking taylor expansion of (* (/ 1 c) (/ 1 a)) 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 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 (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 c) (/ 1 a)) into (/ 1 (* c 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 (* c a)) (sqr (hypot (/ 1 c) (/ 1 d)))) into (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* c a)))
* [misc]taylor:  Taking taylor expansion of (* (/ (/ 1 b) 1) (/ (/ 1 d) (sqr (hypot (/ 1 c) (/ 1 d))))) in d
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 b) 1) 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 in d
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ (/ 1 b) 1) into (/ 1 b)
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 d) (sqr (hypot (/ 1 c) (/ 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 (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 (+ (/ (* (/ 1 c) (/ 1 a)) (sqr (hypot (/ 1 c) (/ 1 d)))) (* (/ (/ 1 b) 1) (/ (/ 1 d) (sqr (hypot (/ 1 c) (/ 1 d)))))) in a
* [misc]taylor:  Taking taylor expansion of (/ (* (/ 1 c) (/ 1 a)) (sqr (hypot (/ 1 c) (/ 1 d)))) in a
* [misc]taylor:  Taking taylor expansion of (* (/ 1 c) (/ 1 a)) 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 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 (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 c) 1) 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) (/ (/ 1 d) (sqr (hypot (/ 1 c) (/ 1 d))))) in a
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 b) 1) 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 in a
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ (/ 1 b) 1) into (/ 1 b)
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 d) (sqr (hypot (/ 1 c) (/ 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]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 d) (sqr (hypot (/ 1 c) (/ 1 d)))) into (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) d))
* [misc]taylor:  Taking taylor expansion of (+ (/ (* (/ 1 c) (/ 1 a)) (sqr (hypot (/ 1 c) (/ 1 d)))) (* (/ (/ 1 b) 1) (/ (/ 1 d) (sqr (hypot (/ 1 c) (/ 1 d)))))) in c
* [misc]taylor:  Taking taylor expansion of (/ (* (/ 1 c) (/ 1 a)) (sqr (hypot (/ 1 c) (/ 1 d)))) in c
* [misc]taylor:  Taking taylor expansion of (* (/ 1 c) (/ 1 a)) 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 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 (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 (/ 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) (/ (/ 1 d) (sqr (hypot (/ 1 c) (/ 1 d))))) in c
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 b) 1) 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 in c
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ (/ 1 b) 1) into (/ 1 b)
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 d) (sqr (hypot (/ 1 c) (/ 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 (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 (/ (/ 1 d) (sqr (hypot (/ 1 c) (/ 1 d)))) into (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) d))
* [misc]taylor:  Taking taylor expansion of (+ (/ (* (/ 1 c) (/ 1 a)) (sqr (hypot (/ 1 c) (/ 1 d)))) (* (/ (/ 1 b) 1) (/ (/ 1 d) (sqr (hypot (/ 1 c) (/ 1 d)))))) in c
* [misc]taylor:  Taking taylor expansion of (/ (* (/ 1 c) (/ 1 a)) (sqr (hypot (/ 1 c) (/ 1 d)))) in c
* [misc]taylor:  Taking taylor expansion of (* (/ 1 c) (/ 1 a)) 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 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 (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 (/ 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) (/ (/ 1 d) (sqr (hypot (/ 1 c) (/ 1 d))))) in c
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 b) 1) 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 in c
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ (/ 1 b) 1) into (/ 1 b)
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 d) (sqr (hypot (/ 1 c) (/ 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 (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 (/ (/ 1 d) (sqr (hypot (/ 1 c) (/ 1 d)))) into (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) d))
* [misc]backup-simplify:  Simplify (+ (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) a)) 0) into (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) a))
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) a)) in a
* [misc]taylor:  Taking taylor expansion of (* (sqr (hypot (/ 1 c) (/ 1 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 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 (* (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 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 a) (/ 0 a)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 (/ 1 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 (- (/ 0 (sqr (hypot (/ 1 c) (/ 1 d)))) (+ (* (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) a)) (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))))) into 0
* [misc]backup-simplify:  Simplify (* (/ 1 b) (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) d))) into (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* b d)))
* [misc]backup-simplify:  Simplify (+ 0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* b d)))) into (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* b d)))
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* b d))) in a
* [misc]taylor:  Taking taylor expansion of (* (sqr (hypot (/ 1 c) (/ 1 d))) (* b 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]taylor:  Taking taylor expansion of (* b 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 d in a
* [misc]backup-simplify:  Simplify d into 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 (* b d) into (* b d)
* [misc]backup-simplify:  Simplify (* (sqr (hypot (/ 1 c) (/ 1 d))) (* b d)) into (* (sqr (hypot (/ 1 c) (/ 1 d))) (* b d))
* [misc]backup-simplify:  Simplify (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* b d))) into (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* b 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))) 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 d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) 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 (/ 1 (sqr (hypot (/ 1 c) (/ 1 d))))
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 a) (/ 0 a)) (* 0 (/ 0 a)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 (/ 1 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 (- (/ 0 (sqr (hypot (/ 1 c) (/ 1 d)))) (+ (* (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) a)) (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))) (* 0 (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 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 (sqr (hypot (/ 1 c) (/ 1 d)))) (+ (* (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) d)) (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 b) (/ 0 b)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* (/ 1 b) (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 b) 0) (* 0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) d)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 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 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* b d))) in d
* [misc]taylor:  Taking taylor expansion of (* (sqr (hypot (/ 1 c) (/ 1 d))) (* b 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 (* b 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 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 (* b 0) into 0
* [misc]backup-simplify:  Simplify (* (sqr (hypot (/ 1 c) (/ 1 d))) 0) into 0
* [misc]backup-simplify:  Simplify (+ (* b 1) (* 0 0)) into b
* [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))) b) (* 0 0)) into (* (sqr (hypot (/ 1 c) (/ 1 d))) b)
* [misc]backup-simplify:  Simplify (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) b)) into (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) b))
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) b)) in b
* [misc]taylor:  Taking taylor expansion of (* (sqr (hypot (/ 1 c) (/ 1 d))) 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 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 (* (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 (+ (* (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 d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [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 b
* [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 a) (/ 0 a)) (* 0 (/ 0 a)) (* 0 (/ 0 a)))) 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 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 (- (/ 0 (sqr (hypot (/ 1 c) (/ 1 d)))) (+ (* (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 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]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)) (* 0 (/ 0 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 (sqr (hypot (/ 1 c) (/ 1 d)))) (+ (* (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) d)) (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))) (* 0 (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 b) (/ 0 b)) (* 0 (/ 0 b)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* (/ 1 b) (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 b) 0) (+ (* 0 0) (* 0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) d))))) into 0
* [misc]backup-simplify:  Simplify (+ 0 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 (+ (* b 0) (* 0 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 (+ (* (sqr (hypot (/ 1 c) (/ 1 d))) 0) (* 0 (* b d))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* b d))) (/ 0 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* b 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 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 d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* b 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 b) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) b)) (/ 0 (* (sqr (hypot (/ 1 c) (/ 1 d))) b))))) 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 b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [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 b
* [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 (+ (* (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 a) (/ 0 a)) (* 0 (/ 0 a)) (* 0 (/ 0 a)) (* 0 (/ 0 a)))) 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 a)))))) 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))) a)) (/ 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 (- (+ (* (/ 1 d) (/ 0 d)) (* 0 (/ 0 d)) (* 0 (/ 0 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 (sqr (hypot (/ 1 c) (/ 1 d)))) (+ (* (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) 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 b) (/ 0 b)) (* 0 (/ 0 b)) (* 0 (/ 0 b)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* (/ 1 b) (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 b) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) d)))))) into 0
* [misc]backup-simplify:  Simplify (+ 0 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]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* b 0) (+ (* 0 0) (* 0 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 (+ (* (sqr (hypot (/ 1 c) (/ 1 d))) 0) (+ (* 0 0) (* 0 (* b d)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* b d))) (/ 0 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* b d)))) (* 0 (/ 0 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* b 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 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 d
* [misc]backup-simplify:  Simplify 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 b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [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 (+ (* (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 b) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) b)) (/ 0 (* (sqr (hypot (/ 1 c) (/ 1 d))) b))) (* 0 (/ 0 (* (sqr (hypot (/ 1 c) (/ 1 d))) b))))) 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 b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [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 b
* [misc]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 a)) (/ 1 (/ 1 c)))))) (* (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) (* (/ 1 (/ 1 b)) (* (/ 1 (/ 1 d)) (* 1 1))))) into (+ (/ (* c a) (sqr (hypot (/ 1 c) (/ 1 d)))) (/ (* b d) (sqr (hypot (/ 1 c) (/ 1 d)))))
* [misc]approximate:  Taking taylor expansion of (+ (/ (* (/ 1 (- c)) (/ 1 (- a))) (sqr (hypot (/ 1 (- c)) (/ 1 (- d))))) (* (/ (/ 1 (- b)) 1) (/ (/ 1 (- d)) (sqr (hypot (/ 1 (- c)) (/ 1 (- d))))))) in (c a d b) around 0
* [misc]taylor:  Taking taylor expansion of (+ (/ (* (/ 1 (- c)) (/ 1 (- a))) (sqr (hypot (/ 1 (- c)) (/ 1 (- d))))) (* (/ (/ 1 (- b)) 1) (/ (/ 1 (- d)) (sqr (hypot (/ 1 (- c)) (/ 1 (- d))))))) in b
* [misc]taylor:  Taking taylor expansion of (/ (* (/ 1 (- c)) (/ 1 (- a))) (sqr (hypot (/ 1 (- c)) (/ 1 (- d))))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- c)) (/ 1 (- a))) 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 (- 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 (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 c) (/ -1 a)) into (/ 1 (* c 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 (* c a)) (sqr (hypot (/ -1 c) (/ -1 d)))) into (/ 1 (* c (* a (sqr (hypot (/ -1 c) (/ -1 d))))))
* [misc]taylor:  Taking taylor expansion of (* (/ (/ 1 (- b)) 1) (/ (/ 1 (- d)) (sqr (hypot (/ 1 (- c)) (/ 1 (- d)))))) in b
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 (- b)) 1) 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 in b
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ -1 1) into -1
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 (- d)) (sqr (hypot (/ 1 (- c)) (/ 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]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 d) (sqr (hypot (/ -1 c) (/ -1 d)))) into (/ -1 (* d (sqr (hypot (/ -1 c) (/ -1 d)))))
* [misc]taylor:  Taking taylor expansion of (+ (/ (* (/ 1 (- c)) (/ 1 (- a))) (sqr (hypot (/ 1 (- c)) (/ 1 (- d))))) (* (/ (/ 1 (- b)) 1) (/ (/ 1 (- d)) (sqr (hypot (/ 1 (- c)) (/ 1 (- d))))))) in d
* [misc]taylor:  Taking taylor expansion of (/ (* (/ 1 (- c)) (/ 1 (- a))) (sqr (hypot (/ 1 (- c)) (/ 1 (- d))))) in d
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- c)) (/ 1 (- a))) 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 (- 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 (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 c) (/ -1 a)) into (/ 1 (* c 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 (* c a)) (sqr (hypot (/ -1 c) (/ -1 d)))) into (/ 1 (* c (* a (sqr (hypot (/ -1 c) (/ -1 d))))))
* [misc]taylor:  Taking taylor expansion of (* (/ (/ 1 (- b)) 1) (/ (/ 1 (- d)) (sqr (hypot (/ 1 (- c)) (/ 1 (- d)))))) in d
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 (- b)) 1) 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 in d
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ (/ -1 b) 1) into (/ -1 b)
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 (- d)) (sqr (hypot (/ 1 (- c)) (/ 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 (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 (+ (/ (* (/ 1 (- c)) (/ 1 (- a))) (sqr (hypot (/ 1 (- c)) (/ 1 (- d))))) (* (/ (/ 1 (- b)) 1) (/ (/ 1 (- d)) (sqr (hypot (/ 1 (- c)) (/ 1 (- d))))))) in a
* [misc]taylor:  Taking taylor expansion of (/ (* (/ 1 (- c)) (/ 1 (- a))) (sqr (hypot (/ 1 (- c)) (/ 1 (- d))))) in a
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- c)) (/ 1 (- a))) 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 (- 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 (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 c) -1) 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) (/ (/ 1 (- d)) (sqr (hypot (/ 1 (- c)) (/ 1 (- d)))))) in a
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 (- b)) 1) 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 in a
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ (/ -1 b) 1) into (/ -1 b)
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 (- d)) (sqr (hypot (/ 1 (- c)) (/ 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]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 d) (sqr (hypot (/ -1 c) (/ -1 d)))) into (/ -1 (* d (sqr (hypot (/ -1 c) (/ -1 d)))))
* [misc]taylor:  Taking taylor expansion of (+ (/ (* (/ 1 (- c)) (/ 1 (- a))) (sqr (hypot (/ 1 (- c)) (/ 1 (- d))))) (* (/ (/ 1 (- b)) 1) (/ (/ 1 (- d)) (sqr (hypot (/ 1 (- c)) (/ 1 (- d))))))) in c
* [misc]taylor:  Taking taylor expansion of (/ (* (/ 1 (- c)) (/ 1 (- a))) (sqr (hypot (/ 1 (- c)) (/ 1 (- d))))) in c
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- c)) (/ 1 (- a))) 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 (- 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 (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 (/ -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) (/ (/ 1 (- d)) (sqr (hypot (/ 1 (- c)) (/ 1 (- d)))))) in c
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 (- b)) 1) 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 in c
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ (/ -1 b) 1) into (/ -1 b)
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 (- d)) (sqr (hypot (/ 1 (- c)) (/ 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 (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 (/ (/ -1 d) (sqr (hypot (/ -1 c) (/ -1 d)))) into (/ -1 (* d (sqr (hypot (/ -1 c) (/ -1 d)))))
* [misc]taylor:  Taking taylor expansion of (+ (/ (* (/ 1 (- c)) (/ 1 (- a))) (sqr (hypot (/ 1 (- c)) (/ 1 (- d))))) (* (/ (/ 1 (- b)) 1) (/ (/ 1 (- d)) (sqr (hypot (/ 1 (- c)) (/ 1 (- d))))))) in c
* [misc]taylor:  Taking taylor expansion of (/ (* (/ 1 (- c)) (/ 1 (- a))) (sqr (hypot (/ 1 (- c)) (/ 1 (- d))))) in c
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- c)) (/ 1 (- a))) 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 (- 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 (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 (/ -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) (/ (/ 1 (- d)) (sqr (hypot (/ 1 (- c)) (/ 1 (- d)))))) in c
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 (- b)) 1) 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 in c
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ (/ -1 b) 1) into (/ -1 b)
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 (- d)) (sqr (hypot (/ 1 (- c)) (/ 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 (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 (/ (/ -1 d) (sqr (hypot (/ -1 c) (/ -1 d)))) into (/ -1 (* d (sqr (hypot (/ -1 c) (/ -1 d)))))
* [misc]backup-simplify:  Simplify (+ (/ 1 (* a (sqr (hypot (/ -1 c) (/ -1 d))))) 0) into (/ 1 (* a (sqr (hypot (/ -1 c) (/ -1 d)))))
* [misc]taylor:  Taking taylor expansion of (/ 1 (* a (sqr (hypot (/ -1 c) (/ -1 d))))) in a
* [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 (+ (* (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 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 (- a) into (- a)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 a) (/ 0 (- a))))) 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 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 (- (/ 0 (sqr (hypot (/ -1 c) (/ -1 d)))) (+ (* (/ 1 (* a (sqr (hypot (/ -1 c) (/ -1 d))))) (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]backup-simplify:  Simplify (* (/ -1 b) (/ -1 (* d (sqr (hypot (/ -1 c) (/ -1 d)))))) into (/ 1 (* b (* d (sqr (hypot (/ -1 c) (/ -1 d))))))
* [misc]backup-simplify:  Simplify (+ 0 (/ 1 (* b (* d (sqr (hypot (/ -1 c) (/ -1 d))))))) into (/ 1 (* b (* d (sqr (hypot (/ -1 c) (/ -1 d))))))
* [misc]taylor:  Taking taylor expansion of (/ 1 (* b (* d (sqr (hypot (/ -1 c) (/ -1 d)))))) in a
* [misc]taylor:  Taking taylor expansion of (* b (* d (sqr (hypot (/ -1 c) (/ -1 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 (* d (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 (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 (* d (sqr (hypot (/ -1 c) (/ -1 d)))) into (* d (sqr (hypot (/ -1 c) (/ -1 d))))
* [misc]backup-simplify:  Simplify (* b (* d (sqr (hypot (/ -1 c) (/ -1 d))))) into (* b (* d (sqr (hypot (/ -1 c) (/ -1 d)))))
* [misc]backup-simplify:  Simplify (/ 1 (* b (* d (sqr (hypot (/ -1 c) (/ -1 d)))))) into (/ 1 (* b (* 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 (- (+ (* (/ 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]taylor:  Taking taylor expansion of (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) 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 (/ 1 (sqr (hypot (/ -1 c) (/ -1 d))))
* [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 (- 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 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 (- (/ 0 (sqr (hypot (/ -1 c) (/ -1 d)))) (+ (* (/ 1 (* 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]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 (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (* 0 (hypot (/ -1 c) (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (sqr (hypot (/ -1 c) (/ -1 d)))) (+ (* (/ -1 (* d (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 (- b) into (- b)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 b) (/ 0 (- b))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* (/ -1 b) (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 b) 0) (* 0 (/ -1 (* d (sqr (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]backup-simplify:  Simplify (+ 0 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 (/ 1 (* b (* d (sqr (hypot (/ -1 c) (/ -1 d)))))) in d
* [misc]taylor:  Taking taylor expansion of (* b (* d (sqr (hypot (/ -1 c) (/ -1 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 (* 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 (* b 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 (+ (* b (sqr (hypot (/ -1 c) (/ -1 d)))) (* 0 0)) into (* b (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 (sqr (hypot (/ -1 c) (/ -1 d))))) in b
* [misc]taylor:  Taking taylor expansion of (* b (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 (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 (* 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 (+ (* (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 d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [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 b
* [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 (- 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 (- 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 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 (- (/ 0 (sqr (hypot (/ -1 c) (/ -1 d)))) (+ (* (/ 1 (* 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]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 (+ (* (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 (* d (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 (- 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 1) (+ (* (/ -1 b) (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 b) 0) (+ (* 0 0) (* 0 (/ -1 (* d (sqr (hypot (/ -1 c) (/ -1 d)))))))) into 0
* [misc]backup-simplify:  Simplify (+ 0 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 (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (* 0 (hypot (/ -1 c) (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 (sqr (hypot (/ -1 c) (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* b 0) (* 0 (* d (sqr (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* b (* d (sqr (hypot (/ -1 c) (/ -1 d)))))) (/ 0 (* b (* d (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 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 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 (+ (* b 0) (+ (* 0 (sqr (hypot (/ -1 c) (/ -1 d)))) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* b (sqr (hypot (/ -1 c) (/ -1 d))))) (/ 0 (* b (sqr (hypot (/ -1 c) (/ -1 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 b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [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 b
* [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 (+ (* (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 (- 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 (- 0) into 0
* [misc]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 a)))))) 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 (* 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))))) (* 0 (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))))) 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 (+ (* (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 (* d (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 (- 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 1) (+ (* (/ -1 b) (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 b) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ -1 (* d (sqr (hypot (/ -1 c) (/ -1 d))))))))) into 0
* [misc]backup-simplify:  Simplify (+ 0 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]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 (+ (* d 0) (+ (* 0 0) (* 0 (sqr (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* b 0) (+ (* 0 0) (* 0 (* d (sqr (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* b (* d (sqr (hypot (/ -1 c) (/ -1 d)))))) (/ 0 (* b (* d (sqr (hypot (/ -1 c) (/ -1 d))))))) (* 0 (/ 0 (* b (* d (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 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 d
* [misc]backup-simplify:  Simplify 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 b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [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 (+ (* b 0) (+ (* 0 0) (+ (* 0 (sqr (hypot (/ -1 c) (/ -1 d)))) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* b (sqr (hypot (/ -1 c) (/ -1 d))))) (/ 0 (* b (sqr (hypot (/ -1 c) (/ -1 d)))))) (* 0 (/ 0 (* b (sqr (hypot (/ -1 c) (/ -1 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 b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [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 b
* [misc]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 (- a))) (/ 1 (/ 1 (- c))))))) (* (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) (* (/ 1 (/ 1 (- b))) (* (/ 1 (/ 1 (- d))) (* 1 1))))) into (+ (/ (* c a) (sqr (hypot (/ -1 c) (/ -1 d)))) (/ (* b d) (sqr (hypot (/ -1 c) (/ -1 d)))))
* * * [misc]progress:  tayloring alt 5 of 5
* [misc]approximate:  Taking taylor expansion of (/ (* b d) (sqr (hypot c d))) in (b d c) around 0
* [misc]taylor:  Taking taylor expansion of (/ (* b d) (sqr (hypot c d))) in c
* [misc]taylor:  Taking taylor expansion of (* b d) in c
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [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 d) into (* b d)
* [misc]backup-simplify:  Simplify (* (hypot c d) (hypot c d)) into (sqr (hypot c d))
* [misc]backup-simplify:  Simplify (/ (* b d) (sqr (hypot c d))) into (/ (* b d) (sqr (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (/ (* b d) (sqr (hypot c d))) in d
* [misc]taylor:  Taking taylor expansion of (* b 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 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 0) into 0
* [misc]backup-simplify:  Simplify (+ (* b 1) (* 0 0)) into b
* [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 d) (sqr (hypot c d))) in b
* [misc]taylor:  Taking taylor expansion of (* b 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 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 d) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 d)) 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 (/ (* b d) (sqr (hypot c d))) in b
* [misc]taylor:  Taking taylor expansion of (* b 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 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 d) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 d)) 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 (/ 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 (/ 1 (sqr (hypot c d))) in c
* [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 (/ 1 (sqr (hypot c d))) into (/ 1 (sqr (hypot c d)))
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 d))) 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]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 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 (+ (* (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 c
* [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]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 d)))) 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 (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 c
* [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]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 (sqr (hypot c d))) (+ (* (/ 1 (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]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (* (/ 1 (sqr (hypot c d))) (* 1 (* d b))) into (/ (* b d) (sqr (hypot c d)))
* [misc]approximate:  Taking taylor expansion of (/ (* (/ 1 b) (/ 1 d)) (sqr (hypot (/ 1 c) (/ 1 d)))) in (b d c) around 0
* [misc]taylor:  Taking taylor expansion of (/ (* (/ 1 b) (/ 1 d)) (sqr (hypot (/ 1 c) (/ 1 d)))) in c
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 d)) 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 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 d)) into (/ 1 (* b 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 (* b d)) (sqr (hypot (/ 1 c) (/ 1 d)))) into (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* b d)))
* [misc]taylor:  Taking taylor expansion of (/ (* (/ 1 b) (/ 1 d)) (sqr (hypot (/ 1 c) (/ 1 d)))) in d
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 d)) 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 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 b) 1) 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 d)) (sqr (hypot (/ 1 c) (/ 1 d)))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 d)) 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 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 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 d)) (sqr (hypot (/ 1 c) (/ 1 d)))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 d)) 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 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 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 (* (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 (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) 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]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 (sqr (hypot (/ 1 c) (/ 1 d)))) into (/ 1 (sqr (hypot (/ 1 c) (/ 1 d))))
* [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 (+ (* (hypot (/ 1 c) (/ 1 d)) 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))) 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 (+ (* (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 c
* [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 d) (/ 0 d)) (* 0 (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 (/ 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 (sqr (hypot (/ 1 c) (/ 1 d)))) (+ (* (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) 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 c
* [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 (+ (* (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 c
* [misc]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 (- (+ (* (/ 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 0 into 0
* [misc]backup-simplify:  Simplify (* (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) (* 1 (* (/ 1 (/ 1 d)) (/ 1 (/ 1 b))))) into (/ (* b d) (sqr (hypot (/ 1 c) (/ 1 d))))
* [misc]approximate:  Taking taylor expansion of (/ (* (/ 1 (- b)) (/ 1 (- d))) (sqr (hypot (/ 1 (- c)) (/ 1 (- d))))) in (b d c) around 0
* [misc]taylor:  Taking taylor expansion of (/ (* (/ 1 (- b)) (/ 1 (- d))) (sqr (hypot (/ 1 (- c)) (/ 1 (- d))))) in c
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- d))) 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 (- 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 d)) into (/ 1 (* b 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 (* b d)) (sqr (hypot (/ -1 c) (/ -1 d)))) into (/ 1 (* b (* d (sqr (hypot (/ -1 c) (/ -1 d))))))
* [misc]taylor:  Taking taylor expansion of (/ (* (/ 1 (- b)) (/ 1 (- d))) (sqr (hypot (/ 1 (- c)) (/ 1 (- d))))) in d
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- d))) 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 (- 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 b) -1) 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 (- d))) (sqr (hypot (/ 1 (- c)) (/ 1 (- d))))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- d))) 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 (- 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 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 (- d))) (sqr (hypot (/ 1 (- c)) (/ 1 (- d))))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- d))) 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 (- 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 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 (* 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 (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) 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]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 (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 (- 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 (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (* 0 (hypot (/ -1 c) (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (sqr (hypot (/ -1 c) (/ -1 d)))) (+ (* (/ 1 (* d (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 (+ (* (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 c
* [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 (- 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 (- 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 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 (sqr (hypot (/ -1 c) (/ -1 d)))) (+ (* (/ 1 (* d (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 c
* [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 (- (+ (* (/ 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 c
* [misc]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 (- (+ (* (/ 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 0 into 0
* [misc]backup-simplify:  Simplify (* (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) (* 1 (* (/ 1 (/ 1 (- d))) (/ 1 (/ 1 (- b)))))) into (/ (* b d) (sqr (hypot (/ -1 c) (/ -1 d))))
* [misc]approximate:  Taking taylor expansion of (/ (* c a) (sqr (hypot c d))) in (c a d) around 0
* [misc]taylor:  Taking taylor expansion of (/ (* c a) (sqr (hypot c d))) in d
* [misc]taylor:  Taking taylor expansion of (* c a) in d
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of a in d
* [misc]backup-simplify:  Simplify a into 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 (* c a) into (* c a)
* [misc]backup-simplify:  Simplify (* (hypot c d) (hypot c d)) into (sqr (hypot c d))
* [misc]backup-simplify:  Simplify (/ (* c a) (sqr (hypot c d))) into (/ (* c a) (sqr (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (/ (* c a) (sqr (hypot c d))) in a
* [misc]taylor:  Taking taylor expansion of (* c a) in a
* [misc]taylor:  Taking taylor expansion of c in a
* [misc]backup-simplify:  Simplify c into c
* [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 (* c 0) into 0
* [misc]backup-simplify:  Simplify (+ (* c 1) (* 0 0)) into c
* [misc]backup-simplify:  Simplify (* (hypot c d) (hypot c d)) into (sqr (hypot c d))
* [misc]backup-simplify:  Simplify (/ c (sqr (hypot c d))) into (/ c (sqr (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (/ (* c a) (sqr (hypot c d))) in c
* [misc]taylor:  Taking taylor expansion of (* c 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 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 (* 0 a) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 a)) into a
* [misc]backup-simplify:  Simplify (* (hypot c d) (hypot c d)) into (sqr (hypot c d))
* [misc]backup-simplify:  Simplify (/ a (sqr (hypot c d))) into (/ a (sqr (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (/ (* c a) (sqr (hypot c d))) in c
* [misc]taylor:  Taking taylor expansion of (* c 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 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 (* 0 a) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 a)) into a
* [misc]backup-simplify:  Simplify (* (hypot c d) (hypot c d)) into (sqr (hypot c d))
* [misc]backup-simplify:  Simplify (/ a (sqr (hypot c d))) into (/ a (sqr (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (/ a (sqr (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 (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 (+ (* 0 0) (+ (* 1 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))) (+ (* (/ a (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 (+ (* (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]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]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 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))) (+ (* (/ 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 a
* [misc]backup-simplify:  Simplify 0 into 0
* [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 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)))) (* 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]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (* (/ 1 (sqr (hypot c d))) (* 1 (* a c))) into (/ (* c a) (sqr (hypot c d)))
* [misc]approximate:  Taking taylor expansion of (/ (* (/ 1 c) (/ 1 a)) (sqr (hypot (/ 1 c) (/ 1 d)))) in (c a d) around 0
* [misc]taylor:  Taking taylor expansion of (/ (* (/ 1 c) (/ 1 a)) (sqr (hypot (/ 1 c) (/ 1 d)))) in d
* [misc]taylor:  Taking taylor expansion of (* (/ 1 c) (/ 1 a)) 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 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 (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 c) (/ 1 a)) into (/ 1 (* c 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 (* c a)) (sqr (hypot (/ 1 c) (/ 1 d)))) into (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* c a)))
* [misc]taylor:  Taking taylor expansion of (/ (* (/ 1 c) (/ 1 a)) (sqr (hypot (/ 1 c) (/ 1 d)))) in a
* [misc]taylor:  Taking taylor expansion of (* (/ 1 c) (/ 1 a)) 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 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 (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 c) 1) 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 c) (/ 1 a)) (sqr (hypot (/ 1 c) (/ 1 d)))) in c
* [misc]taylor:  Taking taylor expansion of (* (/ 1 c) (/ 1 a)) 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 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 (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 (/ 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 c) (/ 1 a)) (sqr (hypot (/ 1 c) (/ 1 d)))) in c
* [misc]taylor:  Taking taylor expansion of (* (/ 1 c) (/ 1 a)) 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 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 (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 (/ 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 (* (sqr (hypot (/ 1 c) (/ 1 d))) a)) in a
* [misc]taylor:  Taking taylor expansion of (* (sqr (hypot (/ 1 c) (/ 1 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 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 (* (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 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 (sqr (hypot (/ 1 c) (/ 1 d)))) into (/ 1 (sqr (hypot (/ 1 c) (/ 1 d))))
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 a) (/ 0 a)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 (/ 1 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 (- (/ 0 (sqr (hypot (/ 1 c) (/ 1 d)))) (+ (* (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 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]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 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 (- (+ (* (/ 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 a) (/ 0 a)) (* 0 (/ 0 a)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 (/ 1 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 (- (/ 0 (sqr (hypot (/ 1 c) (/ 1 d)))) (+ (* (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 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 a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking 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 (+ (* (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 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 (- (+ (* (/ 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 0 into 0
* [misc]backup-simplify:  Simplify (* (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) (* 1 (* (/ 1 (/ 1 a)) (/ 1 (/ 1 c))))) into (/ (* c a) (sqr (hypot (/ 1 c) (/ 1 d))))
* [misc]approximate:  Taking taylor expansion of (/ (* (/ 1 (- c)) (/ 1 (- a))) (sqr (hypot (/ 1 (- c)) (/ 1 (- d))))) in (c a d) around 0
* [misc]taylor:  Taking taylor expansion of (/ (* (/ 1 (- c)) (/ 1 (- a))) (sqr (hypot (/ 1 (- c)) (/ 1 (- d))))) in d
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- c)) (/ 1 (- a))) 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 (- 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 (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 c) (/ -1 a)) into (/ 1 (* c 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 (* c a)) (sqr (hypot (/ -1 c) (/ -1 d)))) into (/ 1 (* c (* a (sqr (hypot (/ -1 c) (/ -1 d))))))
* [misc]taylor:  Taking taylor expansion of (/ (* (/ 1 (- c)) (/ 1 (- a))) (sqr (hypot (/ 1 (- c)) (/ 1 (- d))))) in a
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- c)) (/ 1 (- a))) 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 (- 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 (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 c) -1) 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)) (/ 1 (- a))) (sqr (hypot (/ 1 (- c)) (/ 1 (- d))))) in c
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- c)) (/ 1 (- a))) 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 (- 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 (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 (/ -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 (- c)) (/ 1 (- a))) (sqr (hypot (/ 1 (- c)) (/ 1 (- d))))) in c
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- c)) (/ 1 (- a))) 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 (- 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 (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 (/ -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 (* a (sqr (hypot (/ -1 c) (/ -1 d))))) in a
* [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 (+ (* (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 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 (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 (- a) into (- a)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 a) (/ 0 (- a))))) 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 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 (- (/ 0 (sqr (hypot (/ -1 c) (/ -1 d)))) (+ (* (/ 1 (* 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]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 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 (- (+ (* (/ 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 (- 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 (- 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 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 (- (/ 0 (sqr (hypot (/ -1 c) (/ -1 d)))) (+ (* (/ 1 (* 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 a
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking 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 (- (+ (* (/ 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 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 (- (+ (* (/ 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 0 into 0
* [misc]backup-simplify:  Simplify (* (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) (* 1 (* (/ 1 (/ 1 (- a))) (/ 1 (/ 1 (- c)))))) into (/ (* c a) (sqr (hypot (/ -1 c) (/ -1 d))))
* [misc]approximate:  Taking taylor expansion of (+ (pow (/ (* c a) (sqr (hypot c d))) 1) (/ (* b d) (sqr (hypot c d)))) in (c a d b) around 0
* [misc]taylor:  Taking taylor expansion of (+ (pow (/ (* c a) (sqr (hypot c d))) 1) (/ (* b d) (sqr (hypot c d)))) in b
* [misc]taylor:  Taking taylor expansion of (pow (/ (* c a) (sqr (hypot c d))) 1) in b
* [misc]taylor:  Taking taylor expansion of (exp (* 1 (log (/ (* c a) (sqr (hypot c d)))))) in b
* [misc]taylor:  Taking taylor expansion of (* 1 (log (/ (* c a) (sqr (hypot c d))))) in b
* [misc]taylor:  Taking taylor expansion of 1 in b
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (log (/ (* c a) (sqr (hypot c d)))) in b
* [misc]taylor:  Taking taylor expansion of (/ (* c a) (sqr (hypot c d))) in b
* [misc]taylor:  Taking taylor expansion of (* c a) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [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 (* c a) into (* c a)
* [misc]backup-simplify:  Simplify (* (hypot c d) (hypot c d)) into (sqr (hypot c d))
* [misc]backup-simplify:  Simplify (/ (* c a) (sqr (hypot c d))) into (/ (* c a) (sqr (hypot c d)))
* [misc]backup-simplify:  Simplify (log (/ (* c a) (sqr (hypot c d)))) into (log (/ (* c a) (sqr (hypot c d))))
* [misc]backup-simplify:  Simplify (* 1 (log (/ (* c a) (sqr (hypot c d))))) into (log (/ (* c a) (sqr (hypot c d))))
* [misc]backup-simplify:  Simplify (exp (log (/ (* c a) (sqr (hypot c d))))) into (/ (* c a) (sqr (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (/ (* b d) (sqr (hypot c d))) in b
* [misc]taylor:  Taking taylor expansion of (* b 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 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 d) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 d)) 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 (+ (pow (/ (* c a) (sqr (hypot c d))) 1) (/ (* b d) (sqr (hypot c d)))) in d
* [misc]taylor:  Taking taylor expansion of (pow (/ (* c a) (sqr (hypot c d))) 1) in d
* [misc]taylor:  Taking taylor expansion of (exp (* 1 (log (/ (* c a) (sqr (hypot c d)))))) in d
* [misc]taylor:  Taking taylor expansion of (* 1 (log (/ (* c a) (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 (log (/ (* c a) (sqr (hypot c d)))) in d
* [misc]taylor:  Taking taylor expansion of (/ (* c a) (sqr (hypot c d))) in d
* [misc]taylor:  Taking taylor expansion of (* c a) in d
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of a in d
* [misc]backup-simplify:  Simplify a into 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 (* c a) into (* c a)
* [misc]backup-simplify:  Simplify (* (hypot c d) (hypot c d)) into (sqr (hypot c d))
* [misc]backup-simplify:  Simplify (/ (* c a) (sqr (hypot c d))) into (/ (* c a) (sqr (hypot c d)))
* [misc]backup-simplify:  Simplify (log (/ (* c a) (sqr (hypot c d)))) into (log (/ (* c a) (sqr (hypot c d))))
* [misc]backup-simplify:  Simplify (* 1 (log (/ (* c a) (sqr (hypot c d))))) into (log (/ (* c a) (sqr (hypot c d))))
* [misc]backup-simplify:  Simplify (exp (log (/ (* c a) (sqr (hypot c d))))) into (/ (* c a) (sqr (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (/ (* b d) (sqr (hypot c d))) in d
* [misc]taylor:  Taking taylor expansion of (* b 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 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 0) into 0
* [misc]backup-simplify:  Simplify (+ (* b 1) (* 0 0)) into b
* [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 (+ (pow (/ (* c a) (sqr (hypot c d))) 1) (/ (* b d) (sqr (hypot c d)))) in a
* [misc]taylor:  Taking taylor expansion of (pow (/ (* c a) (sqr (hypot c d))) 1) in a
* [misc]taylor:  Taking taylor expansion of (exp (* 1 (log (/ (* c a) (sqr (hypot c d)))))) in a
* [misc]taylor:  Taking taylor expansion of (* 1 (log (/ (* c 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 (log (/ (* c a) (sqr (hypot c d)))) in a
* [misc]taylor:  Taking taylor expansion of (/ (* c a) (sqr (hypot c d))) in a
* [misc]taylor:  Taking taylor expansion of (* c a) in a
* [misc]taylor:  Taking taylor expansion of c in a
* [misc]backup-simplify:  Simplify c into c
* [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 (* c 0) into 0
* [misc]backup-simplify:  Simplify (+ (* c 1) (* 0 0)) into c
* [misc]backup-simplify:  Simplify (* (hypot c d) (hypot c d)) into (sqr (hypot c d))
* [misc]backup-simplify:  Simplify (/ c (sqr (hypot c d))) into (/ c (sqr (hypot c d)))
* [misc]backup-simplify:  Simplify (log (/ c (sqr (hypot c d)))) into (log (/ c (sqr (hypot c d))))
* [misc]backup-simplify:  Simplify (+ (* (- -1) (log a)) (log (/ c (sqr (hypot c d))))) into (+ (log (/ c (sqr (hypot c d)))) (log a))
* [misc]backup-simplify:  Simplify (* 1 (+ (log (/ c (sqr (hypot c d)))) (log a))) into (+ (log (/ c (sqr (hypot c d)))) (log a))
* [misc]backup-simplify:  Simplify (exp (+ (log (/ c (sqr (hypot c d)))) (log a))) into (exp (+ (log (/ c (sqr (hypot c d)))) (log a)))
* [misc]taylor:  Taking taylor expansion of (/ (* b d) (sqr (hypot c d))) in a
* [misc]taylor:  Taking taylor expansion of (* b 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 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 d) into (* b d)
* [misc]backup-simplify:  Simplify (* (hypot c d) (hypot c d)) into (sqr (hypot c d))
* [misc]backup-simplify:  Simplify (/ (* b d) (sqr (hypot c d))) into (/ (* b d) (sqr (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (+ (pow (/ (* c a) (sqr (hypot c d))) 1) (/ (* b d) (sqr (hypot c d)))) in c
* [misc]taylor:  Taking taylor expansion of (pow (/ (* c a) (sqr (hypot c d))) 1) in c
* [misc]taylor:  Taking taylor expansion of (exp (* 1 (log (/ (* c a) (sqr (hypot c d)))))) in c
* [misc]taylor:  Taking taylor expansion of (* 1 (log (/ (* c 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 (log (/ (* c a) (sqr (hypot c d)))) in c
* [misc]taylor:  Taking taylor expansion of (/ (* c a) (sqr (hypot c d))) in c
* [misc]taylor:  Taking taylor expansion of (* c 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 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 (* 0 a) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 a)) into a
* [misc]backup-simplify:  Simplify (* (hypot c d) (hypot c d)) into (sqr (hypot c d))
* [misc]backup-simplify:  Simplify (/ a (sqr (hypot c d))) into (/ a (sqr (hypot c d)))
* [misc]backup-simplify:  Simplify (log (/ a (sqr (hypot c d)))) into (log (/ a (sqr (hypot c d))))
* [misc]backup-simplify:  Simplify (+ (* (- -1) (log c)) (log (/ a (sqr (hypot c d))))) into (+ (log c) (log (/ a (sqr (hypot c d)))))
* [misc]backup-simplify:  Simplify (* 1 (+ (log c) (log (/ a (sqr (hypot c d)))))) into (+ (log c) (log (/ a (sqr (hypot c d)))))
* [misc]backup-simplify:  Simplify (exp (+ (log c) (log (/ a (sqr (hypot c d)))))) into (exp (+ (log c) (log (/ a (sqr (hypot c d))))))
* [misc]taylor:  Taking taylor expansion of (/ (* b d) (sqr (hypot c d))) in c
* [misc]taylor:  Taking taylor expansion of (* b d) in c
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [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 d) into (* b d)
* [misc]backup-simplify:  Simplify (* (hypot c d) (hypot c d)) into (sqr (hypot c d))
* [misc]backup-simplify:  Simplify (/ (* b d) (sqr (hypot c d))) into (/ (* b d) (sqr (hypot c d)))
* [misc]taylor:  Taking taylor expansion of (+ (pow (/ (* c a) (sqr (hypot c d))) 1) (/ (* b d) (sqr (hypot c d)))) in c
* [misc]taylor:  Taking taylor expansion of (pow (/ (* c a) (sqr (hypot c d))) 1) in c
* [misc]taylor:  Taking taylor expansion of (exp (* 1 (log (/ (* c a) (sqr (hypot c d)))))) in c
* [misc]taylor:  Taking taylor expansion of (* 1 (log (/ (* c 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 (log (/ (* c a) (sqr (hypot c d)))) in c
* [misc]taylor:  Taking taylor expansion of (/ (* c a) (sqr (hypot c d))) in c
* [misc]taylor:  Taking taylor expansion of (* c 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 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 (* 0 a) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 a)) into a
* [misc]backup-simplify:  Simplify (* (hypot c d) (hypot c d)) into (sqr (hypot c d))
* [misc]backup-simplify:  Simplify (/ a (sqr (hypot c d))) into (/ a (sqr (hypot c d)))
* [misc]backup-simplify:  Simplify (log (/ a (sqr (hypot c d)))) into (log (/ a (sqr (hypot c d))))
* [misc]backup-simplify:  Simplify (+ (* (- -1) (log c)) (log (/ a (sqr (hypot c d))))) into (+ (log c) (log (/ a (sqr (hypot c d)))))
* [misc]backup-simplify:  Simplify (* 1 (+ (log c) (log (/ a (sqr (hypot c d)))))) into (+ (log c) (log (/ a (sqr (hypot c d)))))
* [misc]backup-simplify:  Simplify (exp (+ (log c) (log (/ a (sqr (hypot c d)))))) into (exp (+ (log c) (log (/ a (sqr (hypot c d))))))
* [misc]taylor:  Taking taylor expansion of (/ (* b d) (sqr (hypot c d))) in c
* [misc]taylor:  Taking taylor expansion of (* b d) in c
* [misc]taylor:  Taking taylor expansion of b in c
* [misc]backup-simplify:  Simplify b into b
* [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 d) into (* b d)
* [misc]backup-simplify:  Simplify (* (hypot c d) (hypot c d)) into (sqr (hypot c d))
* [misc]backup-simplify:  Simplify (/ (* b d) (sqr (hypot c d))) into (/ (* b d) (sqr (hypot c d)))
* [misc]backup-simplify:  Simplify (+ (exp (+ (log c) (log (/ a (sqr (hypot c d)))))) (/ (* b d) (sqr (hypot c d)))) into (+ (exp (+ (log c) (log (/ a (sqr (hypot c d)))))) (/ (* b d) (sqr (hypot c d))))
* [misc]taylor:  Taking taylor expansion of (+ (exp (+ (log c) (log (/ a (sqr (hypot c d)))))) (/ (* b d) (sqr (hypot c d)))) in a
* [misc]taylor:  Taking taylor expansion of (exp (+ (log c) (log (/ a (sqr (hypot c d)))))) in a
* [misc]taylor:  Taking taylor expansion of (+ (log c) (log (/ a (sqr (hypot c d))))) in a
* [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]taylor:  Taking taylor expansion of (log (/ a (sqr (hypot c d)))) in a
* [misc]taylor:  Taking taylor expansion of (/ a (sqr (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 (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 (log (/ 1 (sqr (hypot c d)))) into (log (/ 1 (sqr (hypot c d))))
* [misc]backup-simplify:  Simplify (+ (* (- -1) (log a)) (log (/ 1 (sqr (hypot c d))))) into (+ (log (/ 1 (sqr (hypot c d)))) (log a))
* [misc]backup-simplify:  Simplify (+ (log c) (+ (log (/ 1 (sqr (hypot c d)))) (log a))) into (+ (log c) (+ (log (/ 1 (sqr (hypot c d)))) (log a)))
* [misc]backup-simplify:  Simplify (exp (+ (log c) (+ (log (/ 1 (sqr (hypot c d)))) (log a)))) into (exp (+ (log c) (+ (log (/ 1 (sqr (hypot c d)))) (log a))))
* [misc]taylor:  Taking taylor expansion of (/ (* b d) (sqr (hypot c d))) in a
* [misc]taylor:  Taking taylor expansion of (* b 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 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 d) into (* b d)
* [misc]backup-simplify:  Simplify (* (hypot c d) (hypot c d)) into (sqr (hypot c d))
* [misc]backup-simplify:  Simplify (/ (* b d) (sqr (hypot c d))) into (/ (* b d) (sqr (hypot c d)))
* [misc]backup-simplify:  Simplify (+ (exp (+ (log c) (+ (log (/ 1 (sqr (hypot c d)))) (log a)))) (/ (* b d) (sqr (hypot c d)))) into (+ (exp (+ (log c) (+ (log (/ 1 (sqr (hypot c d)))) (log a)))) (/ (* b d) (sqr (hypot c d))))
* [misc]taylor:  Taking taylor expansion of (+ (exp (+ (log c) (+ (log (/ 1 (sqr (hypot c d)))) (log a)))) (/ (* b d) (sqr (hypot c d)))) in d
* [misc]taylor:  Taking taylor expansion of (exp (+ (log c) (+ (log (/ 1 (sqr (hypot c d)))) (log a)))) in d
* [misc]taylor:  Taking taylor expansion of (+ (log c) (+ (log (/ 1 (sqr (hypot c d)))) (log a))) in d
* [misc]taylor:  Taking taylor expansion of (log c) in d
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (log c) into (log c)
* [misc]taylor:  Taking taylor expansion of (+ (log (/ 1 (sqr (hypot c d)))) (log a)) in d
* [misc]taylor:  Taking taylor expansion of (log (/ 1 (sqr (hypot c d)))) in 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 (log (/ 1 (sqr (hypot c d)))) into (log (/ 1 (sqr (hypot c d))))
* [misc]taylor:  Taking taylor expansion of (log a) in d
* [misc]taylor:  Taking taylor expansion of a in d
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (log a) into (log a)
* [misc]backup-simplify:  Simplify (+ (log (/ 1 (sqr (hypot c d)))) (log a)) into (+ (log (/ 1 (sqr (hypot c d)))) (log a))
* [misc]backup-simplify:  Simplify (+ (log c) (+ (log (/ 1 (sqr (hypot c d)))) (log a))) into (+ (log c) (+ (log (/ 1 (sqr (hypot c d)))) (log a)))
* [misc]backup-simplify:  Simplify (exp (+ (log c) (+ (log (/ 1 (sqr (hypot c d)))) (log a)))) into (exp (+ (log c) (+ (log (/ 1 (sqr (hypot c d)))) (log a))))
* [misc]taylor:  Taking taylor expansion of (/ (* b d) (sqr (hypot c d))) in d
* [misc]taylor:  Taking taylor expansion of (* b 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 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 0) into 0
* [misc]backup-simplify:  Simplify (+ (* b 1) (* 0 0)) into b
* [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 (+ (exp (+ (log c) (+ (log (/ 1 (sqr (hypot c d)))) (log a)))) 0) into (exp (+ (log c) (+ (log (/ 1 (sqr (hypot c d)))) (log a))))
* [misc]taylor:  Taking taylor expansion of (exp (+ (log c) (+ (log (/ 1 (sqr (hypot c d)))) (log a)))) in b
* [misc]taylor:  Taking taylor expansion of (+ (log c) (+ (log (/ 1 (sqr (hypot c d)))) (log a))) in b
* [misc]taylor:  Taking taylor expansion of (log c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (log c) into (log c)
* [misc]taylor:  Taking taylor expansion of (+ (log (/ 1 (sqr (hypot c d)))) (log a)) in b
* [misc]taylor:  Taking taylor expansion of (log (/ 1 (sqr (hypot c d)))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr (hypot c d))) in b
* [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 (log (/ 1 (sqr (hypot c d)))) into (log (/ 1 (sqr (hypot c d))))
* [misc]taylor:  Taking taylor expansion of (log a) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (log a) into (log a)
* [misc]backup-simplify:  Simplify (+ (log (/ 1 (sqr (hypot c d)))) (log a)) into (+ (log (/ 1 (sqr (hypot c d)))) (log a))
* [misc]backup-simplify:  Simplify (+ (log c) (+ (log (/ 1 (sqr (hypot c d)))) (log a))) into (+ (log c) (+ (log (/ 1 (sqr (hypot c d)))) (log a)))
* [misc]backup-simplify:  Simplify (exp (+ (log c) (+ (log (/ 1 (sqr (hypot c d)))) (log a)))) into (exp (+ (log c) (+ (log (/ 1 (sqr (hypot c d)))) (log a))))
* [misc]backup-simplify:  Simplify (exp (+ (log c) (+ (log (/ 1 (sqr (hypot c d)))) (log a)))) into (exp (+ (log c) (+ (log (/ 1 (sqr (hypot c d)))) (log a))))
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 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))) (+ (* (/ a (sqr (hypot c d))) (/ 0 (sqr (hypot c d)))))) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow (/ a (sqr (hypot c d))) 1)))) 1) into 0
* [misc]backup-simplify:  Simplify (+ (* (- -1) (log c)) (log (/ a (sqr (hypot c d))))) into (+ (log c) (log (/ a (sqr (hypot c d)))))
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 (+ (log c) (log (/ a (sqr (hypot c d))))))) into 0
* [misc]backup-simplify:  Simplify (* (exp (+ (log c) (log (/ a (sqr (hypot c d)))))) (+ (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* b 0) (* 0 d)) 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 d) (sqr (hypot c d))) (/ 0 (sqr (hypot c d)))))) into 0
* [misc]backup-simplify:  Simplify (+ 0 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]taylor:  Taking taylor expansion of 0 in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow c 1)))) 1) 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]backup-simplify:  Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow (/ 1 (sqr (hypot c d))) 1)))) 1) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (* (exp (+ (log c) (+ (log (/ 1 (sqr (hypot c d)))) (log a)))) (+ (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* b 0) (* 0 d)) 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 d) (sqr (hypot c d))) (/ 0 (sqr (hypot c 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]taylor:  Taking taylor expansion of 0 in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow c 1)))) 1) 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]backup-simplify:  Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow (/ 1 (sqr (hypot c d))) 1)))) 1) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow a 1)))) 1) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (* (exp (+ (log c) (+ (log (/ 1 (sqr (hypot c d)))) (log a)))) (+ (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 (/ b (sqr (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 (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow c 1)))) 1) 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]backup-simplify:  Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow (/ 1 (sqr (hypot c d))) 1)))) 1) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow a 1)))) 1) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (* (exp (+ (log c) (+ (log (/ 1 (sqr (hypot c d)))) (log a)))) (+ (* (/ (pow 0 1) 1)))) 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 (+ (* (hypot c d) 0) (+ (* 0 0) (* 0 (hypot c d)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (sqr (hypot c d))) (+ (* (/ a (sqr (hypot c d))) (/ 0 (sqr (hypot c d)))) (* 0 (/ 0 (sqr (hypot c d)))))) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* -1 (/ (* (pow (* 1 0) 2)) (pow (/ a (sqr (hypot c d))) 2))) (* 1 (/ (* 1 (pow (* 2 0) 1)) (pow (/ a (sqr (hypot c d))) 1)))) 2) into 0
* [misc]backup-simplify:  Simplify (+ (* (- -1) (log c)) (log (/ a (sqr (hypot c d))))) into (+ (log c) (log (/ a (sqr (hypot c d)))))
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 (+ (log c) (log (/ a (sqr (hypot c d)))))))) into 0
* [misc]backup-simplify:  Simplify (* (exp (+ (log c) (log (/ a (sqr (hypot c d)))))) (+ (* (/ (pow 0 2) 2)) (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* b 0) (+ (* 0 0) (* 0 d))) 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))) (+ (* (/ (* b d) (sqr (hypot c d))) (/ 0 (sqr (hypot c d)))) (* 0 (/ 0 (sqr (hypot c d)))))) into 0
* [misc]backup-simplify:  Simplify (+ 0 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]taylor:  Taking taylor expansion of 0 in b
* [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 b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (+ (* -1 (/ (* (pow (* 1 0) 2)) (pow c 2))) (* 1 (/ (* 1 (pow (* 2 0) 1)) (pow c 1)))) 2) 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 (sqr (hypot c d))) (/ 0 (sqr (hypot c d)))) (* 0 (/ 0 (sqr (hypot c d)))))) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* -1 (/ (* (pow (* 1 0) 2)) (pow (/ 1 (sqr (hypot c d))) 2))) (* 1 (/ (* 1 (pow (* 2 0) 1)) (pow (/ 1 (sqr (hypot c d))) 1)))) 2) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (* (exp (+ (log c) (+ (log (/ 1 (sqr (hypot c d)))) (log a)))) (+ (* (/ (pow 0 2) 2)) (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* b 0) (+ (* 0 0) (* 0 d))) 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))) (+ (* (/ (* b d) (sqr (hypot c d))) (/ 0 (sqr (hypot c d)))) (* 0 (/ 0 (sqr (hypot c 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]taylor:  Taking taylor expansion of 0 in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (exp (+ (log c) (+ (log (/ 1 (sqr (hypot c d)))) (log a)))) into (exp (+ (log c) (+ (log (/ 1 (sqr (hypot c d)))) (log a))))
* [misc]approximate:  Taking taylor expansion of (+ (pow (/ (* (/ 1 c) (/ 1 a)) (sqr (hypot (/ 1 c) (/ 1 d)))) 1) (/ (* (/ 1 b) (/ 1 d)) (sqr (hypot (/ 1 c) (/ 1 d))))) in (c a d b) around 0
* [misc]taylor:  Taking taylor expansion of (+ (pow (/ (* (/ 1 c) (/ 1 a)) (sqr (hypot (/ 1 c) (/ 1 d)))) 1) (/ (* (/ 1 b) (/ 1 d)) (sqr (hypot (/ 1 c) (/ 1 d))))) in b
* [misc]taylor:  Taking taylor expansion of (pow (/ (* (/ 1 c) (/ 1 a)) (sqr (hypot (/ 1 c) (/ 1 d)))) 1) in b
* [misc]taylor:  Taking taylor expansion of (exp (* 1 (log (/ (* (/ 1 c) (/ 1 a)) (sqr (hypot (/ 1 c) (/ 1 d))))))) in b
* [misc]taylor:  Taking taylor expansion of (* 1 (log (/ (* (/ 1 c) (/ 1 a)) (sqr (hypot (/ 1 c) (/ 1 d)))))) in b
* [misc]taylor:  Taking taylor expansion of 1 in b
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (log (/ (* (/ 1 c) (/ 1 a)) (sqr (hypot (/ 1 c) (/ 1 d))))) in b
* [misc]taylor:  Taking taylor expansion of (/ (* (/ 1 c) (/ 1 a)) (sqr (hypot (/ 1 c) (/ 1 d)))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 c) (/ 1 a)) 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 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 (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 c) (/ 1 a)) into (/ 1 (* c 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 (* c a)) (sqr (hypot (/ 1 c) (/ 1 d)))) into (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* c a)))
* [misc]backup-simplify:  Simplify (log (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* c a)))) into (log (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* c a))))
* [misc]backup-simplify:  Simplify (* 1 (log (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* c a))))) into (log (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* c a))))
* [misc]backup-simplify:  Simplify (exp (log (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* c a))))) into (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* c a)))
* [misc]taylor:  Taking taylor expansion of (/ (* (/ 1 b) (/ 1 d)) (sqr (hypot (/ 1 c) (/ 1 d)))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 d)) 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 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 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 (+ (pow (/ (* (/ 1 c) (/ 1 a)) (sqr (hypot (/ 1 c) (/ 1 d)))) 1) (/ (* (/ 1 b) (/ 1 d)) (sqr (hypot (/ 1 c) (/ 1 d))))) in d
* [misc]taylor:  Taking taylor expansion of (pow (/ (* (/ 1 c) (/ 1 a)) (sqr (hypot (/ 1 c) (/ 1 d)))) 1) in d
* [misc]taylor:  Taking taylor expansion of (exp (* 1 (log (/ (* (/ 1 c) (/ 1 a)) (sqr (hypot (/ 1 c) (/ 1 d))))))) in d
* [misc]taylor:  Taking taylor expansion of (* 1 (log (/ (* (/ 1 c) (/ 1 a)) (sqr (hypot (/ 1 c) (/ 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 (log (/ (* (/ 1 c) (/ 1 a)) (sqr (hypot (/ 1 c) (/ 1 d))))) in d
* [misc]taylor:  Taking taylor expansion of (/ (* (/ 1 c) (/ 1 a)) (sqr (hypot (/ 1 c) (/ 1 d)))) in d
* [misc]taylor:  Taking taylor expansion of (* (/ 1 c) (/ 1 a)) 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 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 (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 c) (/ 1 a)) into (/ 1 (* c 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 (* c a)) (sqr (hypot (/ 1 c) (/ 1 d)))) into (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* c a)))
* [misc]backup-simplify:  Simplify (log (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* c a)))) into (log (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* c a))))
* [misc]backup-simplify:  Simplify (* 1 (log (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* c a))))) into (log (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* c a))))
* [misc]backup-simplify:  Simplify (exp (log (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* c a))))) into (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* c a)))
* [misc]taylor:  Taking taylor expansion of (/ (* (/ 1 b) (/ 1 d)) (sqr (hypot (/ 1 c) (/ 1 d)))) in d
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 d)) 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 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 b) 1) 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 (+ (pow (/ (* (/ 1 c) (/ 1 a)) (sqr (hypot (/ 1 c) (/ 1 d)))) 1) (/ (* (/ 1 b) (/ 1 d)) (sqr (hypot (/ 1 c) (/ 1 d))))) in a
* [misc]taylor:  Taking taylor expansion of (pow (/ (* (/ 1 c) (/ 1 a)) (sqr (hypot (/ 1 c) (/ 1 d)))) 1) in a
* [misc]taylor:  Taking taylor expansion of (exp (* 1 (log (/ (* (/ 1 c) (/ 1 a)) (sqr (hypot (/ 1 c) (/ 1 d))))))) in a
* [misc]taylor:  Taking taylor expansion of (* 1 (log (/ (* (/ 1 c) (/ 1 a)) (sqr (hypot (/ 1 c) (/ 1 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 (log (/ (* (/ 1 c) (/ 1 a)) (sqr (hypot (/ 1 c) (/ 1 d))))) in a
* [misc]taylor:  Taking taylor expansion of (/ (* (/ 1 c) (/ 1 a)) (sqr (hypot (/ 1 c) (/ 1 d)))) in a
* [misc]taylor:  Taking taylor expansion of (* (/ 1 c) (/ 1 a)) 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 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 (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 c) 1) 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]backup-simplify:  Simplify (log (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) c))) into (log (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) c)))
* [misc]backup-simplify:  Simplify (+ (* (- 1) (log a)) (log (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) c)))) into (- (log (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) c))) (log a))
* [misc]backup-simplify:  Simplify (* 1 (- (log (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) c))) (log a))) into (- (log (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) c))) (log a))
* [misc]backup-simplify:  Simplify (exp (- (log (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) c))) (log a))) into (exp (- (log (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) c))) (log a)))
* [misc]taylor:  Taking taylor expansion of (/ (* (/ 1 b) (/ 1 d)) (sqr (hypot (/ 1 c) (/ 1 d)))) in a
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 d)) 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 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 b) (/ 1 d)) into (/ 1 (* b 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 (* b d)) (sqr (hypot (/ 1 c) (/ 1 d)))) into (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* b d)))
* [misc]taylor:  Taking taylor expansion of (+ (pow (/ (* (/ 1 c) (/ 1 a)) (sqr (hypot (/ 1 c) (/ 1 d)))) 1) (/ (* (/ 1 b) (/ 1 d)) (sqr (hypot (/ 1 c) (/ 1 d))))) in c
* [misc]taylor:  Taking taylor expansion of (pow (/ (* (/ 1 c) (/ 1 a)) (sqr (hypot (/ 1 c) (/ 1 d)))) 1) in c
* [misc]taylor:  Taking taylor expansion of (exp (* 1 (log (/ (* (/ 1 c) (/ 1 a)) (sqr (hypot (/ 1 c) (/ 1 d))))))) in c
* [misc]taylor:  Taking taylor expansion of (* 1 (log (/ (* (/ 1 c) (/ 1 a)) (sqr (hypot (/ 1 c) (/ 1 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 (log (/ (* (/ 1 c) (/ 1 a)) (sqr (hypot (/ 1 c) (/ 1 d))))) in c
* [misc]taylor:  Taking taylor expansion of (/ (* (/ 1 c) (/ 1 a)) (sqr (hypot (/ 1 c) (/ 1 d)))) in c
* [misc]taylor:  Taking taylor expansion of (* (/ 1 c) (/ 1 a)) 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 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 (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 (/ 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]backup-simplify:  Simplify (log (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) a))) into (log (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) a)))
* [misc]backup-simplify:  Simplify (+ (* (- 1) (log c)) (log (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) a)))) into (- (log (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) a))) (log c))
* [misc]backup-simplify:  Simplify (* 1 (- (log (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) a))) (log c))) into (- (log (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) a))) (log c))
* [misc]backup-simplify:  Simplify (exp (- (log (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) a))) (log c))) into (exp (- (log (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) a))) (log c)))
* [misc]taylor:  Taking taylor expansion of (/ (* (/ 1 b) (/ 1 d)) (sqr (hypot (/ 1 c) (/ 1 d)))) in c
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 d)) 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 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 d)) into (/ 1 (* b 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 (* b d)) (sqr (hypot (/ 1 c) (/ 1 d)))) into (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* b d)))
* [misc]taylor:  Taking taylor expansion of (+ (pow (/ (* (/ 1 c) (/ 1 a)) (sqr (hypot (/ 1 c) (/ 1 d)))) 1) (/ (* (/ 1 b) (/ 1 d)) (sqr (hypot (/ 1 c) (/ 1 d))))) in c
* [misc]taylor:  Taking taylor expansion of (pow (/ (* (/ 1 c) (/ 1 a)) (sqr (hypot (/ 1 c) (/ 1 d)))) 1) in c
* [misc]taylor:  Taking taylor expansion of (exp (* 1 (log (/ (* (/ 1 c) (/ 1 a)) (sqr (hypot (/ 1 c) (/ 1 d))))))) in c
* [misc]taylor:  Taking taylor expansion of (* 1 (log (/ (* (/ 1 c) (/ 1 a)) (sqr (hypot (/ 1 c) (/ 1 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 (log (/ (* (/ 1 c) (/ 1 a)) (sqr (hypot (/ 1 c) (/ 1 d))))) in c
* [misc]taylor:  Taking taylor expansion of (/ (* (/ 1 c) (/ 1 a)) (sqr (hypot (/ 1 c) (/ 1 d)))) in c
* [misc]taylor:  Taking taylor expansion of (* (/ 1 c) (/ 1 a)) 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 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 (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 (/ 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]backup-simplify:  Simplify (log (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) a))) into (log (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) a)))
* [misc]backup-simplify:  Simplify (+ (* (- 1) (log c)) (log (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) a)))) into (- (log (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) a))) (log c))
* [misc]backup-simplify:  Simplify (* 1 (- (log (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) a))) (log c))) into (- (log (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) a))) (log c))
* [misc]backup-simplify:  Simplify (exp (- (log (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) a))) (log c))) into (exp (- (log (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) a))) (log c)))
* [misc]taylor:  Taking taylor expansion of (/ (* (/ 1 b) (/ 1 d)) (sqr (hypot (/ 1 c) (/ 1 d)))) in c
* [misc]taylor:  Taking taylor expansion of (* (/ 1 b) (/ 1 d)) 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 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 d)) into (/ 1 (* b 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 (* b d)) (sqr (hypot (/ 1 c) (/ 1 d)))) into (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* b d)))
* [misc]backup-simplify:  Simplify (+ (exp (- (log (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) a))) (log c))) (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* b d)))) into (+ (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* b d))) (exp (- (log (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) a))) (log c))))
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* b d))) (exp (- (log (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) a))) (log c)))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* b d))) in a
* [misc]taylor:  Taking taylor expansion of (* (sqr (hypot (/ 1 c) (/ 1 d))) (* b 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]taylor:  Taking taylor expansion of (* b 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 d in a
* [misc]backup-simplify:  Simplify d into 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 (* b d) into (* b d)
* [misc]backup-simplify:  Simplify (* (sqr (hypot (/ 1 c) (/ 1 d))) (* b d)) into (* (sqr (hypot (/ 1 c) (/ 1 d))) (* b d))
* [misc]backup-simplify:  Simplify (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* b d))) into (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* b d)))
* [misc]taylor:  Taking taylor expansion of (exp (- (log (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) a))) (log c))) in a
* [misc]taylor:  Taking taylor expansion of (- (log (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) a))) (log c)) in a
* [misc]taylor:  Taking taylor expansion of (log (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) a))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) a)) in a
* [misc]taylor:  Taking taylor expansion of (* (sqr (hypot (/ 1 c) (/ 1 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 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 (* (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 (log (/ 1 (sqr (hypot (/ 1 c) (/ 1 d))))) into (log (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))))
* [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 (+ (* (- 1) (log a)) (log (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))))) into (- (log (/ 1 (sqr (hypot (/ 1 c) (/ 1 d))))) (log a))
* [misc]backup-simplify:  Simplify (- (log c)) into (- (log c))
* [misc]backup-simplify:  Simplify (+ (- (log (/ 1 (sqr (hypot (/ 1 c) (/ 1 d))))) (log a)) (- (log c))) into (- (log (/ 1 (sqr (hypot (/ 1 c) (/ 1 d))))) (+ (log c) (log a)))
* [misc]backup-simplify:  Simplify (exp (- (log (/ 1 (sqr (hypot (/ 1 c) (/ 1 d))))) (+ (log c) (log a)))) into (exp (- (log (/ 1 (sqr (hypot (/ 1 c) (/ 1 d))))) (+ (log c) (log a))))
* [misc]backup-simplify:  Simplify (+ (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* b d))) (exp (- (log (/ 1 (sqr (hypot (/ 1 c) (/ 1 d))))) (+ (log c) (log a))))) into (+ (exp (- (log (/ 1 (sqr (hypot (/ 1 c) (/ 1 d))))) (+ (log c) (log a)))) (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* b d))))
* [misc]taylor:  Taking taylor expansion of (+ (exp (- (log (/ 1 (sqr (hypot (/ 1 c) (/ 1 d))))) (+ (log c) (log a)))) (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* b d)))) in d
* [misc]taylor:  Taking taylor expansion of (exp (- (log (/ 1 (sqr (hypot (/ 1 c) (/ 1 d))))) (+ (log c) (log a)))) in d
* [misc]taylor:  Taking taylor expansion of (- (log (/ 1 (sqr (hypot (/ 1 c) (/ 1 d))))) (+ (log c) (log a))) in d
* [misc]taylor:  Taking taylor expansion of (log (/ 1 (sqr (hypot (/ 1 c) (/ 1 d))))) in d
* [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 (log (/ 1 (sqr (hypot (/ 1 c) (/ 1 d))))) into (log (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))))
* [misc]taylor:  Taking taylor expansion of (+ (log c) (log a)) in d
* [misc]taylor:  Taking taylor expansion of (log c) in d
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (log c) into (log c)
* [misc]taylor:  Taking taylor expansion of (log a) in d
* [misc]taylor:  Taking taylor expansion of a in d
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (log a) into (log a)
* [misc]backup-simplify:  Simplify (+ (log c) (log a)) into (+ (log c) (log a))
* [misc]backup-simplify:  Simplify (- (+ (log c) (log a))) into (- (+ (log c) (log a)))
* [misc]backup-simplify:  Simplify (+ (log (/ 1 (sqr (hypot (/ 1 c) (/ 1 d))))) (- (+ (log c) (log a)))) into (- (log (/ 1 (sqr (hypot (/ 1 c) (/ 1 d))))) (+ (log c) (log a)))
* [misc]backup-simplify:  Simplify (exp (- (log (/ 1 (sqr (hypot (/ 1 c) (/ 1 d))))) (+ (log c) (log a)))) into (exp (- (log (/ 1 (sqr (hypot (/ 1 c) (/ 1 d))))) (+ (log c) (log a))))
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* b d))) in d
* [misc]taylor:  Taking taylor expansion of (* (sqr (hypot (/ 1 c) (/ 1 d))) (* b 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 (* b 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 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 (* b 0) into 0
* [misc]backup-simplify:  Simplify (* (sqr (hypot (/ 1 c) (/ 1 d))) 0) into 0
* [misc]backup-simplify:  Simplify (+ (* b 1) (* 0 0)) into b
* [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))) b) (* 0 0)) into (* (sqr (hypot (/ 1 c) (/ 1 d))) b)
* [misc]backup-simplify:  Simplify (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) b)) into (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) b))
* [misc]backup-simplify:  Simplify (+ 0 (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) b))) into (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) b))
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) b)) in b
* [misc]taylor:  Taking taylor expansion of (* (sqr (hypot (/ 1 c) (/ 1 d))) 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 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 (* (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 a) (/ 0 a)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 (/ 1 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 (- (/ 0 (sqr (hypot (/ 1 c) (/ 1 d)))) (+ (* (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) a)) (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))))) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) a)) 1)))) 1) into 0
* [misc]backup-simplify:  Simplify (+ (* (- 1) (log c)) (log (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) a)))) into (- (log (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) a))) (log c))
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 (- (log (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) a))) (log c)))) into 0
* [misc]backup-simplify:  Simplify (* (exp (- (log (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) a))) (log c))) (+ (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 b) (/ 0 b)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 b) 0) (* 0 (/ 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 (sqr (hypot (/ 1 c) (/ 1 d)))) (+ (* (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* b d))) (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))))) into 0
* [misc]backup-simplify:  Simplify (+ 0 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 (+ (* b 0) (* 0 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 (+ (* (sqr (hypot (/ 1 c) (/ 1 d))) 0) (* 0 (* b d))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* b d))) (/ 0 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* b 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 (+ (* (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 (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) 1)))) 1) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow c 1)))) 1) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (* (exp (- (log (/ 1 (sqr (hypot (/ 1 c) (/ 1 d))))) (+ (log c) (log a)))) (+ (* (/ (pow 0 1) 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 (+ (* b 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 b) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) b)) (/ 0 (* (sqr (hypot (/ 1 c) (/ 1 d))) b))))) into 0
* [misc]backup-simplify:  Simplify (+ (exp (- (log (/ 1 (sqr (hypot (/ 1 c) (/ 1 d))))) (+ (log c) (log a)))) 0) into (exp (- (log (/ 1 (sqr (hypot (/ 1 c) (/ 1 d))))) (+ (log c) (log a))))
* [misc]taylor:  Taking taylor expansion of (exp (- (log (/ 1 (sqr (hypot (/ 1 c) (/ 1 d))))) (+ (log c) (log a)))) in b
* [misc]taylor:  Taking taylor expansion of (- (log (/ 1 (sqr (hypot (/ 1 c) (/ 1 d))))) (+ (log c) (log a))) in b
* [misc]taylor:  Taking taylor expansion of (log (/ 1 (sqr (hypot (/ 1 c) (/ 1 d))))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) 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 (/ 1 (sqr (hypot (/ 1 c) (/ 1 d))))
* [misc]backup-simplify:  Simplify (log (/ 1 (sqr (hypot (/ 1 c) (/ 1 d))))) into (log (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))))
* [misc]taylor:  Taking taylor expansion of (+ (log c) (log a)) in b
* [misc]taylor:  Taking taylor expansion of (log c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (log c) into (log c)
* [misc]taylor:  Taking taylor expansion of (log a) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (log a) into (log a)
* [misc]backup-simplify:  Simplify (+ (log c) (log a)) into (+ (log c) (log a))
* [misc]backup-simplify:  Simplify (- (+ (log c) (log a))) into (- (+ (log c) (log a)))
* [misc]backup-simplify:  Simplify (+ (log (/ 1 (sqr (hypot (/ 1 c) (/ 1 d))))) (- (+ (log c) (log a)))) into (- (log (/ 1 (sqr (hypot (/ 1 c) (/ 1 d))))) (+ (log c) (log a)))
* [misc]backup-simplify:  Simplify (exp (- (log (/ 1 (sqr (hypot (/ 1 c) (/ 1 d))))) (+ (log c) (log a)))) into (exp (- (log (/ 1 (sqr (hypot (/ 1 c) (/ 1 d))))) (+ (log c) (log 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]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 a) (/ 0 a)) (* 0 (/ 0 a)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 (/ 1 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 (- (/ 0 (sqr (hypot (/ 1 c) (/ 1 d)))) (+ (* (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) a)) (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))) (* 0 (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))))) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* -1 (/ (* (pow (* 1 0) 2)) (pow (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) a)) 2))) (* 1 (/ (* 1 (pow (* 2 0) 1)) (pow (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) a)) 1)))) 2) into 0
* [misc]backup-simplify:  Simplify (+ (* (- 1) (log c)) (log (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) a)))) into (- (log (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) a))) (log c))
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 (- (log (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) a))) (log c))))) into 0
* [misc]backup-simplify:  Simplify (* (exp (- (log (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) a))) (log c))) (+ (* (/ (pow 0 2) 2)) (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)) (* 0 (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 b) (/ 0 b)) (* 0 (/ 0 b)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 b) 0) (+ (* 0 0) (* 0 (/ 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 (sqr (hypot (/ 1 c) (/ 1 d)))) (+ (* (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* b d))) (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))) (* 0 (/ 0 (sqr (hypot (/ 1 c) (/ 1 d))))))) into 0
* [misc]backup-simplify:  Simplify (+ 0 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]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* b 0) (+ (* 0 0) (* 0 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 (+ (* (sqr (hypot (/ 1 c) (/ 1 d))) 0) (+ (* 0 0) (* 0 (* b d)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* b d))) (/ 0 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* b d)))) (* 0 (/ 0 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* b 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 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]backup-simplify:  Simplify (/ (+ (* -1 (/ (* (pow (* 1 0) 2)) (pow (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) 2))) (* 1 (/ (* 1 (pow (* 2 0) 1)) (pow (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) 1)))) 2) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* -1 (/ (* (pow (* 1 0) 2)) (pow c 2))) (* 1 (/ (* 1 (pow (* 2 0) 1)) (pow c 1)))) 2) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (* (exp (- (log (/ 1 (sqr (hypot (/ 1 c) (/ 1 d))))) (+ (log c) (log a)))) (+ (* (/ (pow 0 2) 2)) (* (/ (pow 0 1) 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]taylor:  Taking taylor expansion of 0 in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [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 (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) 1)))) 1) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow c 1)))) 1) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow a 1)))) 1) 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 (* (exp (- (log (/ 1 (sqr (hypot (/ 1 c) (/ 1 d))))) (+ (log c) (log a)))) (+ (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* b 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 b) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) b)) (/ 0 (* (sqr (hypot (/ 1 c) (/ 1 d))) b))) (* 0 (/ 0 (* (sqr (hypot (/ 1 c) (/ 1 d))) b))))) 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 (exp (- (log (/ 1 (sqr (hypot (/ 1 c) (/ 1 d))))) (+ (log c) (log a)))) into (exp (- (log (/ 1 (sqr (hypot (/ 1 c) (/ 1 d))))) (+ (log c) (log a))))
* [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]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 a) (/ 0 a)) (* 0 (/ 0 a)) (* 0 (/ 0 a)))) 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 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 (- (/ 0 (sqr (hypot (/ 1 c) (/ 1 d)))) (+ (* (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 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]backup-simplify:  Simplify (/ (+ (* 2 (/ (* (pow (* 1 0) 3)) (pow (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) a)) 3))) (* -3 (/ (* (pow (* 1 0) 1) (pow (* 2 0) 1)) (pow (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) a)) 2))) (* 1 (/ (* 1 1 (pow (* 6 0) 1)) (pow (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) a)) 1)))) 6) into 0
* [misc]backup-simplify:  Simplify (+ (* (- 1) (log c)) (log (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) a)))) into (- (log (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) a))) (log c))
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (- (log (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) a))) (log c)))))) into 0
* [misc]backup-simplify:  Simplify (* (exp (- (log (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) a))) (log c))) (+ (* (/ (pow 0 3) 6)) (* (/ (pow 0 1) 1) (/ (pow 0 1) 1)) (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)) (* 0 (/ 0 d)) (* 0 (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 b) (/ 0 b)) (* 0 (/ 0 b)) (* 0 (/ 0 b)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 b) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 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 (sqr (hypot (/ 1 c) (/ 1 d)))) (+ (* (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* b 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 (+ 0 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]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* b 0) (+ (* 0 0) (+ (* 0 0) (* 0 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 (* b d))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* b d))) (/ 0 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* b d)))) (* 0 (/ 0 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* b d)))) (* 0 (/ 0 (* (sqr (hypot (/ 1 c) (/ 1 d))) (* b 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 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]backup-simplify:  Simplify (/ (+ (* 2 (/ (* (pow (* 1 0) 3)) (pow (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) 3))) (* -3 (/ (* (pow (* 1 0) 1) (pow (* 2 0) 1)) (pow (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) 2))) (* 1 (/ (* 1 1 (pow (* 6 0) 1)) (pow (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) 1)))) 6) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* 2 (/ (* (pow (* 1 0) 3)) (pow c 3))) (* -3 (/ (* (pow (* 1 0) 1) (pow (* 2 0) 1)) (pow c 2))) (* 1 (/ (* 1 1 (pow (* 6 0) 1)) (pow c 1)))) 6) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (* (exp (- (log (/ 1 (sqr (hypot (/ 1 c) (/ 1 d))))) (+ (log c) (log a)))) (+ (* (/ (pow 0 3) 6)) (* (/ (pow 0 1) 1) (/ (pow 0 1) 1)) (* (/ (pow 0 1) 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]taylor:  Taking taylor expansion of 0 in b
* [misc]backup-simplify:  Simplify 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 b
* [misc]backup-simplify:  Simplify 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 b
* [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]backup-simplify:  Simplify (/ (+ (* -1 (/ (* (pow (* 1 0) 2)) (pow (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) 2))) (* 1 (/ (* 1 (pow (* 2 0) 1)) (pow (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) 1)))) 2) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* -1 (/ (* (pow (* 1 0) 2)) (pow c 2))) (* 1 (/ (* 1 (pow (* 2 0) 1)) (pow c 1)))) 2) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* -1 (/ (* (pow (* 1 0) 2)) (pow a 2))) (* 1 (/ (* 1 (pow (* 2 0) 1)) (pow a 1)))) 2) 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 (* (exp (- (log (/ 1 (sqr (hypot (/ 1 c) (/ 1 d))))) (+ (log c) (log a)))) (+ (* (/ (pow 0 2) 2)) (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* b 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 (hypot (/ 1 c) (/ 1 d))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (hypot (/ 1 c) (/ 1 d))) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 b) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* (sqr (hypot (/ 1 c) (/ 1 d))) b)) (/ 0 (* (sqr (hypot (/ 1 c) (/ 1 d))) b))) (* 0 (/ 0 (* (sqr (hypot (/ 1 c) (/ 1 d))) b))) (* 0 (/ 0 (* (sqr (hypot (/ 1 c) (/ 1 d))) b))))) 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 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 (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) 1)))) 1) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow c 1)))) 1) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow a 1)))) 1) 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 (* (exp (- (log (/ 1 (sqr (hypot (/ 1 c) (/ 1 d))))) (+ (log c) (log a)))) (+ (* (/ (pow 0 1) 1)))) 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 (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]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (exp (- (log (/ 1 (sqr (hypot (/ 1 c) (/ 1 d))))) (+ (log c) (log a)))) (* (/ 1 (sqr (hypot (/ 1 c) (/ 1 d)))) (* (/ 1 (/ 1 b)) (* (/ 1 (/ 1 d)) (* 1 1))))) into (+ (exp (- (log (/ 1 (sqr (hypot (/ 1 c) (/ 1 d))))) (+ (log c) (log a)))) (/ (* b d) (sqr (hypot (/ 1 c) (/ 1 d)))))
* [misc]approximate:  Taking taylor expansion of (+ (pow (/ (* (/ 1 (- c)) (/ 1 (- a))) (sqr (hypot (/ 1 (- c)) (/ 1 (- d))))) 1) (/ (* (/ 1 (- b)) (/ 1 (- d))) (sqr (hypot (/ 1 (- c)) (/ 1 (- d)))))) in (c a d b) around 0
* [misc]taylor:  Taking taylor expansion of (+ (pow (/ (* (/ 1 (- c)) (/ 1 (- a))) (sqr (hypot (/ 1 (- c)) (/ 1 (- d))))) 1) (/ (* (/ 1 (- b)) (/ 1 (- d))) (sqr (hypot (/ 1 (- c)) (/ 1 (- d)))))) in b
* [misc]taylor:  Taking taylor expansion of (pow (/ (* (/ 1 (- c)) (/ 1 (- a))) (sqr (hypot (/ 1 (- c)) (/ 1 (- d))))) 1) in b
* [misc]taylor:  Taking taylor expansion of (exp (* 1 (log (/ (* (/ 1 (- c)) (/ 1 (- a))) (sqr (hypot (/ 1 (- c)) (/ 1 (- d)))))))) in b
* [misc]taylor:  Taking taylor expansion of (* 1 (log (/ (* (/ 1 (- c)) (/ 1 (- a))) (sqr (hypot (/ 1 (- c)) (/ 1 (- d))))))) in b
* [misc]taylor:  Taking taylor expansion of 1 in b
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (log (/ (* (/ 1 (- c)) (/ 1 (- a))) (sqr (hypot (/ 1 (- c)) (/ 1 (- d)))))) in b
* [misc]taylor:  Taking taylor expansion of (/ (* (/ 1 (- c)) (/ 1 (- a))) (sqr (hypot (/ 1 (- c)) (/ 1 (- d))))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- c)) (/ 1 (- a))) 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 (- 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 (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 c) (/ -1 a)) into (/ 1 (* c 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 (* c a)) (sqr (hypot (/ -1 c) (/ -1 d)))) into (/ 1 (* c (* a (sqr (hypot (/ -1 c) (/ -1 d))))))
* [misc]backup-simplify:  Simplify (log (/ 1 (* c (* a (sqr (hypot (/ -1 c) (/ -1 d))))))) into (log (/ 1 (* c (* a (sqr (hypot (/ -1 c) (/ -1 d)))))))
* [misc]backup-simplify:  Simplify (* 1 (log (/ 1 (* c (* a (sqr (hypot (/ -1 c) (/ -1 d)))))))) into (log (/ 1 (* c (* a (sqr (hypot (/ -1 c) (/ -1 d)))))))
* [misc]backup-simplify:  Simplify (exp (log (/ 1 (* c (* a (sqr (hypot (/ -1 c) (/ -1 d)))))))) into (/ 1 (* c (* a (sqr (hypot (/ -1 c) (/ -1 d))))))
* [misc]taylor:  Taking taylor expansion of (/ (* (/ 1 (- b)) (/ 1 (- d))) (sqr (hypot (/ 1 (- c)) (/ 1 (- d))))) in b
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- d))) 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 (- 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 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 (+ (pow (/ (* (/ 1 (- c)) (/ 1 (- a))) (sqr (hypot (/ 1 (- c)) (/ 1 (- d))))) 1) (/ (* (/ 1 (- b)) (/ 1 (- d))) (sqr (hypot (/ 1 (- c)) (/ 1 (- d)))))) in d
* [misc]taylor:  Taking taylor expansion of (pow (/ (* (/ 1 (- c)) (/ 1 (- a))) (sqr (hypot (/ 1 (- c)) (/ 1 (- d))))) 1) in d
* [misc]taylor:  Taking taylor expansion of (exp (* 1 (log (/ (* (/ 1 (- c)) (/ 1 (- a))) (sqr (hypot (/ 1 (- c)) (/ 1 (- d)))))))) in d
* [misc]taylor:  Taking taylor expansion of (* 1 (log (/ (* (/ 1 (- c)) (/ 1 (- a))) (sqr (hypot (/ 1 (- c)) (/ 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 (log (/ (* (/ 1 (- c)) (/ 1 (- a))) (sqr (hypot (/ 1 (- c)) (/ 1 (- d)))))) in d
* [misc]taylor:  Taking taylor expansion of (/ (* (/ 1 (- c)) (/ 1 (- a))) (sqr (hypot (/ 1 (- c)) (/ 1 (- d))))) in d
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- c)) (/ 1 (- a))) 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 (- 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 (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 c) (/ -1 a)) into (/ 1 (* c 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 (* c a)) (sqr (hypot (/ -1 c) (/ -1 d)))) into (/ 1 (* c (* a (sqr (hypot (/ -1 c) (/ -1 d))))))
* [misc]backup-simplify:  Simplify (log (/ 1 (* c (* a (sqr (hypot (/ -1 c) (/ -1 d))))))) into (log (/ 1 (* c (* a (sqr (hypot (/ -1 c) (/ -1 d)))))))
* [misc]backup-simplify:  Simplify (* 1 (log (/ 1 (* c (* a (sqr (hypot (/ -1 c) (/ -1 d)))))))) into (log (/ 1 (* c (* a (sqr (hypot (/ -1 c) (/ -1 d)))))))
* [misc]backup-simplify:  Simplify (exp (log (/ 1 (* c (* a (sqr (hypot (/ -1 c) (/ -1 d)))))))) into (/ 1 (* c (* a (sqr (hypot (/ -1 c) (/ -1 d))))))
* [misc]taylor:  Taking taylor expansion of (/ (* (/ 1 (- b)) (/ 1 (- d))) (sqr (hypot (/ 1 (- c)) (/ 1 (- d))))) in d
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- d))) 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 (- 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 b) -1) 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 (+ (pow (/ (* (/ 1 (- c)) (/ 1 (- a))) (sqr (hypot (/ 1 (- c)) (/ 1 (- d))))) 1) (/ (* (/ 1 (- b)) (/ 1 (- d))) (sqr (hypot (/ 1 (- c)) (/ 1 (- d)))))) in a
* [misc]taylor:  Taking taylor expansion of (pow (/ (* (/ 1 (- c)) (/ 1 (- a))) (sqr (hypot (/ 1 (- c)) (/ 1 (- d))))) 1) in a
* [misc]taylor:  Taking taylor expansion of (exp (* 1 (log (/ (* (/ 1 (- c)) (/ 1 (- a))) (sqr (hypot (/ 1 (- c)) (/ 1 (- d)))))))) in a
* [misc]taylor:  Taking taylor expansion of (* 1 (log (/ (* (/ 1 (- c)) (/ 1 (- a))) (sqr (hypot (/ 1 (- c)) (/ 1 (- 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 (log (/ (* (/ 1 (- c)) (/ 1 (- a))) (sqr (hypot (/ 1 (- c)) (/ 1 (- d)))))) in a
* [misc]taylor:  Taking taylor expansion of (/ (* (/ 1 (- c)) (/ 1 (- a))) (sqr (hypot (/ 1 (- c)) (/ 1 (- d))))) in a
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- c)) (/ 1 (- a))) 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 (- 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 (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 c) -1) 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]backup-simplify:  Simplify (log (/ 1 (* c (sqr (hypot (/ -1 c) (/ -1 d)))))) into (log (/ 1 (* c (sqr (hypot (/ -1 c) (/ -1 d))))))
* [misc]backup-simplify:  Simplify (+ (* (- 1) (log a)) (log (/ 1 (* c (sqr (hypot (/ -1 c) (/ -1 d))))))) into (- (log (/ 1 (* c (sqr (hypot (/ -1 c) (/ -1 d)))))) (log a))
* [misc]backup-simplify:  Simplify (* 1 (- (log (/ 1 (* c (sqr (hypot (/ -1 c) (/ -1 d)))))) (log a))) into (- (log (/ 1 (* c (sqr (hypot (/ -1 c) (/ -1 d)))))) (log a))
* [misc]backup-simplify:  Simplify (exp (- (log (/ 1 (* c (sqr (hypot (/ -1 c) (/ -1 d)))))) (log a))) into (exp (- (log (/ 1 (* c (sqr (hypot (/ -1 c) (/ -1 d)))))) (log a)))
* [misc]taylor:  Taking taylor expansion of (/ (* (/ 1 (- b)) (/ 1 (- d))) (sqr (hypot (/ 1 (- c)) (/ 1 (- d))))) in a
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- d))) 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 (- 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 b) (/ -1 d)) into (/ 1 (* b 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 (* b d)) (sqr (hypot (/ -1 c) (/ -1 d)))) into (/ 1 (* b (* d (sqr (hypot (/ -1 c) (/ -1 d))))))
* [misc]taylor:  Taking taylor expansion of (+ (pow (/ (* (/ 1 (- c)) (/ 1 (- a))) (sqr (hypot (/ 1 (- c)) (/ 1 (- d))))) 1) (/ (* (/ 1 (- b)) (/ 1 (- d))) (sqr (hypot (/ 1 (- c)) (/ 1 (- d)))))) in c
* [misc]taylor:  Taking taylor expansion of (pow (/ (* (/ 1 (- c)) (/ 1 (- a))) (sqr (hypot (/ 1 (- c)) (/ 1 (- d))))) 1) in c
* [misc]taylor:  Taking taylor expansion of (exp (* 1 (log (/ (* (/ 1 (- c)) (/ 1 (- a))) (sqr (hypot (/ 1 (- c)) (/ 1 (- d)))))))) in c
* [misc]taylor:  Taking taylor expansion of (* 1 (log (/ (* (/ 1 (- c)) (/ 1 (- a))) (sqr (hypot (/ 1 (- c)) (/ 1 (- 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 (log (/ (* (/ 1 (- c)) (/ 1 (- a))) (sqr (hypot (/ 1 (- c)) (/ 1 (- d)))))) in c
* [misc]taylor:  Taking taylor expansion of (/ (* (/ 1 (- c)) (/ 1 (- a))) (sqr (hypot (/ 1 (- c)) (/ 1 (- d))))) in c
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- c)) (/ 1 (- a))) 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 (- 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 (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 (/ -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]backup-simplify:  Simplify (log (/ 1 (* a (sqr (hypot (/ -1 c) (/ -1 d)))))) into (log (/ 1 (* a (sqr (hypot (/ -1 c) (/ -1 d))))))
* [misc]backup-simplify:  Simplify (+ (* (- 1) (log c)) (log (/ 1 (* a (sqr (hypot (/ -1 c) (/ -1 d))))))) into (- (log (/ 1 (* a (sqr (hypot (/ -1 c) (/ -1 d)))))) (log c))
* [misc]backup-simplify:  Simplify (* 1 (- (log (/ 1 (* a (sqr (hypot (/ -1 c) (/ -1 d)))))) (log c))) into (- (log (/ 1 (* a (sqr (hypot (/ -1 c) (/ -1 d)))))) (log c))
* [misc]backup-simplify:  Simplify (exp (- (log (/ 1 (* a (sqr (hypot (/ -1 c) (/ -1 d)))))) (log c))) into (exp (- (log (/ 1 (* a (sqr (hypot (/ -1 c) (/ -1 d)))))) (log c)))
* [misc]taylor:  Taking taylor expansion of (/ (* (/ 1 (- b)) (/ 1 (- d))) (sqr (hypot (/ 1 (- c)) (/ 1 (- d))))) in c
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- d))) 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 (- 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 d)) into (/ 1 (* b 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 (* b d)) (sqr (hypot (/ -1 c) (/ -1 d)))) into (/ 1 (* b (* d (sqr (hypot (/ -1 c) (/ -1 d))))))
* [misc]taylor:  Taking taylor expansion of (+ (pow (/ (* (/ 1 (- c)) (/ 1 (- a))) (sqr (hypot (/ 1 (- c)) (/ 1 (- d))))) 1) (/ (* (/ 1 (- b)) (/ 1 (- d))) (sqr (hypot (/ 1 (- c)) (/ 1 (- d)))))) in c
* [misc]taylor:  Taking taylor expansion of (pow (/ (* (/ 1 (- c)) (/ 1 (- a))) (sqr (hypot (/ 1 (- c)) (/ 1 (- d))))) 1) in c
* [misc]taylor:  Taking taylor expansion of (exp (* 1 (log (/ (* (/ 1 (- c)) (/ 1 (- a))) (sqr (hypot (/ 1 (- c)) (/ 1 (- d)))))))) in c
* [misc]taylor:  Taking taylor expansion of (* 1 (log (/ (* (/ 1 (- c)) (/ 1 (- a))) (sqr (hypot (/ 1 (- c)) (/ 1 (- 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 (log (/ (* (/ 1 (- c)) (/ 1 (- a))) (sqr (hypot (/ 1 (- c)) (/ 1 (- d)))))) in c
* [misc]taylor:  Taking taylor expansion of (/ (* (/ 1 (- c)) (/ 1 (- a))) (sqr (hypot (/ 1 (- c)) (/ 1 (- d))))) in c
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- c)) (/ 1 (- a))) 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 (- 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 (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 (/ -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]backup-simplify:  Simplify (log (/ 1 (* a (sqr (hypot (/ -1 c) (/ -1 d)))))) into (log (/ 1 (* a (sqr (hypot (/ -1 c) (/ -1 d))))))
* [misc]backup-simplify:  Simplify (+ (* (- 1) (log c)) (log (/ 1 (* a (sqr (hypot (/ -1 c) (/ -1 d))))))) into (- (log (/ 1 (* a (sqr (hypot (/ -1 c) (/ -1 d)))))) (log c))
* [misc]backup-simplify:  Simplify (* 1 (- (log (/ 1 (* a (sqr (hypot (/ -1 c) (/ -1 d)))))) (log c))) into (- (log (/ 1 (* a (sqr (hypot (/ -1 c) (/ -1 d)))))) (log c))
* [misc]backup-simplify:  Simplify (exp (- (log (/ 1 (* a (sqr (hypot (/ -1 c) (/ -1 d)))))) (log c))) into (exp (- (log (/ 1 (* a (sqr (hypot (/ -1 c) (/ -1 d)))))) (log c)))
* [misc]taylor:  Taking taylor expansion of (/ (* (/ 1 (- b)) (/ 1 (- d))) (sqr (hypot (/ 1 (- c)) (/ 1 (- d))))) in c
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- b)) (/ 1 (- d))) 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 (- 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 d)) into (/ 1 (* b 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 (* b d)) (sqr (hypot (/ -1 c) (/ -1 d)))) into (/ 1 (* b (* d (sqr (hypot (/ -1 c) (/ -1 d))))))
* [misc]backup-simplify:  Simplify (+ (exp (- (log (/ 1 (* a (sqr (hypot (/ -1 c) (/ -1 d)))))) (log c))) (/ 1 (* b (* d (sqr (hypot (/ -1 c) (/ -1 d))))))) into (+ (/ 1 (* b (* d (sqr (hypot (/ -1 c) (/ -1 d)))))) (exp (- (log (/ 1 (* a (sqr (hypot (/ -1 c) (/ -1 d)))))) (log c))))
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 (* b (* d (sqr (hypot (/ -1 c) (/ -1 d)))))) (exp (- (log (/ 1 (* a (sqr (hypot (/ -1 c) (/ -1 d)))))) (log c)))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (* b (* d (sqr (hypot (/ -1 c) (/ -1 d)))))) in a
* [misc]taylor:  Taking taylor expansion of (* b (* d (sqr (hypot (/ -1 c) (/ -1 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 (* d (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 (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 (* d (sqr (hypot (/ -1 c) (/ -1 d)))) into (* d (sqr (hypot (/ -1 c) (/ -1 d))))
* [misc]backup-simplify:  Simplify (* b (* d (sqr (hypot (/ -1 c) (/ -1 d))))) into (* b (* d (sqr (hypot (/ -1 c) (/ -1 d)))))
* [misc]backup-simplify:  Simplify (/ 1 (* b (* d (sqr (hypot (/ -1 c) (/ -1 d)))))) into (/ 1 (* b (* d (sqr (hypot (/ -1 c) (/ -1 d))))))
* [misc]taylor:  Taking taylor expansion of (exp (- (log (/ 1 (* a (sqr (hypot (/ -1 c) (/ -1 d)))))) (log c))) in a
* [misc]taylor:  Taking taylor expansion of (- (log (/ 1 (* a (sqr (hypot (/ -1 c) (/ -1 d)))))) (log c)) in a
* [misc]taylor:  Taking taylor expansion of (log (/ 1 (* a (sqr (hypot (/ -1 c) (/ -1 d)))))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (* a (sqr (hypot (/ -1 c) (/ -1 d))))) in a
* [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 (+ (* (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 (log (/ 1 (sqr (hypot (/ -1 c) (/ -1 d))))) into (log (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))))
* [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 (+ (* (- 1) (log a)) (log (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))))) into (- (log (/ 1 (sqr (hypot (/ -1 c) (/ -1 d))))) (log a))
* [misc]backup-simplify:  Simplify (- (log c)) into (- (log c))
* [misc]backup-simplify:  Simplify (+ (- (log (/ 1 (sqr (hypot (/ -1 c) (/ -1 d))))) (log a)) (- (log c))) into (- (log (/ 1 (sqr (hypot (/ -1 c) (/ -1 d))))) (+ (log c) (log a)))
* [misc]backup-simplify:  Simplify (exp (- (log (/ 1 (sqr (hypot (/ -1 c) (/ -1 d))))) (+ (log c) (log a)))) into (exp (- (log (/ 1 (sqr (hypot (/ -1 c) (/ -1 d))))) (+ (log c) (log a))))
* [misc]backup-simplify:  Simplify (+ (/ 1 (* b (* d (sqr (hypot (/ -1 c) (/ -1 d)))))) (exp (- (log (/ 1 (sqr (hypot (/ -1 c) (/ -1 d))))) (+ (log c) (log a))))) into (+ (/ 1 (* b (* d (sqr (hypot (/ -1 c) (/ -1 d)))))) (exp (- (log (/ 1 (sqr (hypot (/ -1 c) (/ -1 d))))) (+ (log c) (log a)))))
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 (* b (* d (sqr (hypot (/ -1 c) (/ -1 d)))))) (exp (- (log (/ 1 (sqr (hypot (/ -1 c) (/ -1 d))))) (+ (log c) (log a))))) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 (* b (* d (sqr (hypot (/ -1 c) (/ -1 d)))))) in d
* [misc]taylor:  Taking taylor expansion of (* b (* d (sqr (hypot (/ -1 c) (/ -1 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 (* 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 (* b 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 (+ (* b (sqr (hypot (/ -1 c) (/ -1 d)))) (* 0 0)) into (* b (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 (exp (- (log (/ 1 (sqr (hypot (/ -1 c) (/ -1 d))))) (+ (log c) (log a)))) in d
* [misc]taylor:  Taking taylor expansion of (- (log (/ 1 (sqr (hypot (/ -1 c) (/ -1 d))))) (+ (log c) (log a))) in d
* [misc]taylor:  Taking taylor expansion of (log (/ 1 (sqr (hypot (/ -1 c) (/ -1 d))))) in d
* [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 (log (/ 1 (sqr (hypot (/ -1 c) (/ -1 d))))) into (log (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))))
* [misc]taylor:  Taking taylor expansion of (+ (log c) (log a)) in d
* [misc]taylor:  Taking taylor expansion of (log c) in d
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (log c) into (log c)
* [misc]taylor:  Taking taylor expansion of (log a) in d
* [misc]taylor:  Taking taylor expansion of a in d
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (log a) into (log a)
* [misc]backup-simplify:  Simplify (+ (log c) (log a)) into (+ (log c) (log a))
* [misc]backup-simplify:  Simplify (- (+ (log c) (log a))) into (- (+ (log c) (log a)))
* [misc]backup-simplify:  Simplify (+ (log (/ 1 (sqr (hypot (/ -1 c) (/ -1 d))))) (- (+ (log c) (log a)))) into (- (log (/ 1 (sqr (hypot (/ -1 c) (/ -1 d))))) (+ (log c) (log a)))
* [misc]backup-simplify:  Simplify (exp (- (log (/ 1 (sqr (hypot (/ -1 c) (/ -1 d))))) (+ (log c) (log a)))) into (exp (- (log (/ 1 (sqr (hypot (/ -1 c) (/ -1 d))))) (+ (log c) (log a))))
* [misc]backup-simplify:  Simplify (+ (/ 1 (* b (sqr (hypot (/ -1 c) (/ -1 d))))) 0) into (/ 1 (* b (sqr (hypot (/ -1 c) (/ -1 d)))))
* [misc]taylor:  Taking taylor expansion of (/ 1 (* b (sqr (hypot (/ -1 c) (/ -1 d))))) in b
* [misc]taylor:  Taking taylor expansion of (* b (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 (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 (* 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 (- 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 (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (* 0 (/ -1 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 (- (/ 0 (sqr (hypot (/ -1 c) (/ -1 d)))) (+ (* (/ 1 (* a (sqr (hypot (/ -1 c) (/ -1 d))))) (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow (/ 1 (* a (sqr (hypot (/ -1 c) (/ -1 d))))) 1)))) 1) into 0
* [misc]backup-simplify:  Simplify (+ (* (- 1) (log c)) (log (/ 1 (* a (sqr (hypot (/ -1 c) (/ -1 d))))))) into (- (log (/ 1 (* a (sqr (hypot (/ -1 c) (/ -1 d)))))) (log c))
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 (- (log (/ 1 (* a (sqr (hypot (/ -1 c) (/ -1 d)))))) (log c)))) into 0
* [misc]backup-simplify:  Simplify (* (exp (- (log (/ 1 (* a (sqr (hypot (/ -1 c) (/ -1 d)))))) (log c))) (+ (* (/ (pow 0 1) 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 (- 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 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 (sqr (hypot (/ -1 c) (/ -1 d)))) (+ (* (/ 1 (* b (* d (sqr (hypot (/ -1 c) (/ -1 d)))))) (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]backup-simplify:  Simplify (+ 0 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 (+ (* (hypot (/ -1 c) (/ -1 d)) 0) (* 0 (hypot (/ -1 c) (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 (sqr (hypot (/ -1 c) (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* b 0) (* 0 (* d (sqr (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* b (* d (sqr (hypot (/ -1 c) (/ -1 d)))))) (/ 0 (* b (* d (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 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 (/ (* (pow (* 1 0) 1)) (pow (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) 1)))) 1) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow c 1)))) 1) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (* (exp (- (log (/ 1 (sqr (hypot (/ -1 c) (/ -1 d))))) (+ (log c) (log a)))) (+ (* (/ (pow 0 1) 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 (+ (* (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 (+ (* b 0) (+ (* 0 (sqr (hypot (/ -1 c) (/ -1 d)))) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* b (sqr (hypot (/ -1 c) (/ -1 d))))) (/ 0 (* b (sqr (hypot (/ -1 c) (/ -1 d)))))))) into 0
* [misc]backup-simplify:  Simplify (+ 0 (exp (- (log (/ 1 (sqr (hypot (/ -1 c) (/ -1 d))))) (+ (log c) (log a))))) into (exp (- (log (/ 1 (sqr (hypot (/ -1 c) (/ -1 d))))) (+ (log c) (log a))))
* [misc]taylor:  Taking taylor expansion of (exp (- (log (/ 1 (sqr (hypot (/ -1 c) (/ -1 d))))) (+ (log c) (log a)))) in b
* [misc]taylor:  Taking taylor expansion of (- (log (/ 1 (sqr (hypot (/ -1 c) (/ -1 d))))) (+ (log c) (log a))) in b
* [misc]taylor:  Taking taylor expansion of (log (/ 1 (sqr (hypot (/ -1 c) (/ -1 d))))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) 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 (/ 1 (sqr (hypot (/ -1 c) (/ -1 d))))
* [misc]backup-simplify:  Simplify (log (/ 1 (sqr (hypot (/ -1 c) (/ -1 d))))) into (log (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))))
* [misc]taylor:  Taking taylor expansion of (+ (log c) (log a)) in b
* [misc]taylor:  Taking taylor expansion of (log c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (log c) into (log c)
* [misc]taylor:  Taking taylor expansion of (log a) in b
* [misc]taylor:  Taking taylor expansion of a in b
* [misc]backup-simplify:  Simplify a into a
* [misc]backup-simplify:  Simplify (log a) into (log a)
* [misc]backup-simplify:  Simplify (+ (log c) (log a)) into (+ (log c) (log a))
* [misc]backup-simplify:  Simplify (- (+ (log c) (log a))) into (- (+ (log c) (log a)))
* [misc]backup-simplify:  Simplify (+ (log (/ 1 (sqr (hypot (/ -1 c) (/ -1 d))))) (- (+ (log c) (log a)))) into (- (log (/ 1 (sqr (hypot (/ -1 c) (/ -1 d))))) (+ (log c) (log a)))
* [misc]backup-simplify:  Simplify (exp (- (log (/ 1 (sqr (hypot (/ -1 c) (/ -1 d))))) (+ (log c) (log a)))) into (exp (- (log (/ 1 (sqr (hypot (/ -1 c) (/ -1 d))))) (+ (log c) (log 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 (+ (* 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 (- 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 (- 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 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 (- (/ 0 (sqr (hypot (/ -1 c) (/ -1 d)))) (+ (* (/ 1 (* 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]backup-simplify:  Simplify (/ (+ (* -1 (/ (* (pow (* 1 0) 2)) (pow (/ 1 (* a (sqr (hypot (/ -1 c) (/ -1 d))))) 2))) (* 1 (/ (* 1 (pow (* 2 0) 1)) (pow (/ 1 (* a (sqr (hypot (/ -1 c) (/ -1 d))))) 1)))) 2) into 0
* [misc]backup-simplify:  Simplify (+ (* (- 1) (log c)) (log (/ 1 (* a (sqr (hypot (/ -1 c) (/ -1 d))))))) into (- (log (/ 1 (* a (sqr (hypot (/ -1 c) (/ -1 d)))))) (log c))
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 (- (log (/ 1 (* a (sqr (hypot (/ -1 c) (/ -1 d)))))) (log c))))) into 0
* [misc]backup-simplify:  Simplify (* (exp (- (log (/ 1 (* a (sqr (hypot (/ -1 c) (/ -1 d)))))) (log c))) (+ (* (/ (pow 0 2) 2)) (* (/ (pow 0 1) 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 (- 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 (+ (* (/ -1 b) 0) (+ (* 0 0) (* 0 (/ -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 (sqr (hypot (/ -1 c) (/ -1 d)))) (+ (* (/ 1 (* b (* d (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 (+ 0 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]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 (+ (* d 0) (+ (* 0 0) (* 0 (sqr (hypot (/ -1 c) (/ -1 d)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* b 0) (+ (* 0 0) (* 0 (* d (sqr (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* b (* d (sqr (hypot (/ -1 c) (/ -1 d)))))) (/ 0 (* b (* d (sqr (hypot (/ -1 c) (/ -1 d))))))) (* 0 (/ 0 (* b (* d (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 (+ (* 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 (/ (+ (* -1 (/ (* (pow (* 1 0) 2)) (pow (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) 2))) (* 1 (/ (* 1 (pow (* 2 0) 1)) (pow (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) 1)))) 2) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* -1 (/ (* (pow (* 1 0) 2)) (pow c 2))) (* 1 (/ (* 1 (pow (* 2 0) 1)) (pow c 1)))) 2) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (* (exp (- (log (/ 1 (sqr (hypot (/ -1 c) (/ -1 d))))) (+ (log c) (log a)))) (+ (* (/ (pow 0 2) 2)) (* (/ (pow 0 1) 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]taylor:  Taking taylor expansion of 0 in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [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 (+ (* b 0) (+ (* 0 0) (+ (* 0 (sqr (hypot (/ -1 c) (/ -1 d)))) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* b (sqr (hypot (/ -1 c) (/ -1 d))))) (/ 0 (* b (sqr (hypot (/ -1 c) (/ -1 d)))))) (* 0 (/ 0 (* b (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 (- (+ (* (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) (/ 0 (sqr (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) 1)))) 1) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow c 1)))) 1) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow a 1)))) 1) 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 (* (exp (- (log (/ 1 (sqr (hypot (/ -1 c) (/ -1 d))))) (+ (log c) (log a)))) (+ (* (/ (pow 0 1) 1)))) 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 (exp (- (log (/ 1 (sqr (hypot (/ -1 c) (/ -1 d))))) (+ (log c) (log a)))) into (exp (- (log (/ 1 (sqr (hypot (/ -1 c) (/ -1 d))))) (+ (log c) (log a))))
* [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]backup-simplify:  Simplify 0 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 (- 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 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 (- (/ 0 (sqr (hypot (/ -1 c) (/ -1 d)))) (+ (* (/ 1 (* 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]backup-simplify:  Simplify (/ (+ (* 2 (/ (* (pow (* 1 0) 3)) (pow (/ 1 (* a (sqr (hypot (/ -1 c) (/ -1 d))))) 3))) (* -3 (/ (* (pow (* 1 0) 1) (pow (* 2 0) 1)) (pow (/ 1 (* a (sqr (hypot (/ -1 c) (/ -1 d))))) 2))) (* 1 (/ (* 1 1 (pow (* 6 0) 1)) (pow (/ 1 (* a (sqr (hypot (/ -1 c) (/ -1 d))))) 1)))) 6) into 0
* [misc]backup-simplify:  Simplify (+ (* (- 1) (log c)) (log (/ 1 (* a (sqr (hypot (/ -1 c) (/ -1 d))))))) into (- (log (/ 1 (* a (sqr (hypot (/ -1 c) (/ -1 d)))))) (log c))
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (- (log (/ 1 (* a (sqr (hypot (/ -1 c) (/ -1 d)))))) (log c)))))) into 0
* [misc]backup-simplify:  Simplify (* (exp (- (log (/ 1 (* a (sqr (hypot (/ -1 c) (/ -1 d)))))) (log c))) (+ (* (/ (pow 0 3) 6)) (* (/ (pow 0 1) 1) (/ (pow 0 1) 1)) (* (/ (pow 0 1) 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 (- 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 (- 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 (+ (* (/ -1 b) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ -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 (sqr (hypot (/ -1 c) (/ -1 d)))) (+ (* (/ 1 (* b (* d (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 (+ 0 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]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  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 (+ (* d 0) (+ (* 0 0) (+ (* 0 0) (* 0 (sqr (hypot (/ -1 c) (/ -1 d))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* b 0) (+ (* 0 0) (+ (* 0 0) (* 0 (* d (sqr (hypot (/ -1 c) (/ -1 d)))))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* b (* d (sqr (hypot (/ -1 c) (/ -1 d)))))) (/ 0 (* b (* d (sqr (hypot (/ -1 c) (/ -1 d))))))) (* 0 (/ 0 (* b (* d (sqr (hypot (/ -1 c) (/ -1 d))))))) (* 0 (/ 0 (* b (* d (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 (+ (* 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 (/ (+ (* 2 (/ (* (pow (* 1 0) 3)) (pow (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) 3))) (* -3 (/ (* (pow (* 1 0) 1) (pow (* 2 0) 1)) (pow (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) 2))) (* 1 (/ (* 1 1 (pow (* 6 0) 1)) (pow (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) 1)))) 6) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* 2 (/ (* (pow (* 1 0) 3)) (pow c 3))) (* -3 (/ (* (pow (* 1 0) 1) (pow (* 2 0) 1)) (pow c 2))) (* 1 (/ (* 1 1 (pow (* 6 0) 1)) (pow c 1)))) 6) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (* (exp (- (log (/ 1 (sqr (hypot (/ -1 c) (/ -1 d))))) (+ (log c) (log a)))) (+ (* (/ (pow 0 3) 6)) (* (/ (pow 0 1) 1) (/ (pow 0 1) 1)) (* (/ (pow 0 1) 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]taylor:  Taking taylor expansion of 0 in b
* [misc]backup-simplify:  Simplify 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 b
* [misc]backup-simplify:  Simplify 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 b
* [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 (+ (* b 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 (sqr (hypot (/ -1 c) (/ -1 d)))) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* b (sqr (hypot (/ -1 c) (/ -1 d))))) (/ 0 (* b (sqr (hypot (/ -1 c) (/ -1 d)))))) (* 0 (/ 0 (* b (sqr (hypot (/ -1 c) (/ -1 d)))))) (* 0 (/ 0 (* b (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 (- (+ (* (/ 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 (/ (* (pow (* 1 0) 2)) (pow (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) 2))) (* 1 (/ (* 1 (pow (* 2 0) 1)) (pow (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) 1)))) 2) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* -1 (/ (* (pow (* 1 0) 2)) (pow c 2))) (* 1 (/ (* 1 (pow (* 2 0) 1)) (pow c 1)))) 2) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* -1 (/ (* (pow (* 1 0) 2)) (pow a 2))) (* 1 (/ (* 1 (pow (* 2 0) 1)) (pow a 1)))) 2) 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 (* (exp (- (log (/ 1 (sqr (hypot (/ -1 c) (/ -1 d))))) (+ (log c) (log a)))) (+ (* (/ (pow 0 2) 2)) (* (/ (pow 0 1) 1)))) 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 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 (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) 1)))) 1) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow c 1)))) 1) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow a 1)))) 1) 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 (* (exp (- (log (/ 1 (sqr (hypot (/ -1 c) (/ -1 d))))) (+ (log c) (log a)))) (+ (* (/ (pow 0 1) 1)))) 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 (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]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (exp (- (log (/ 1 (sqr (hypot (/ -1 c) (/ -1 d))))) (+ (log c) (log a)))) (* (/ 1 (sqr (hypot (/ -1 c) (/ -1 d)))) (* (/ 1 (/ 1 (- b))) (* (/ 1 (/ 1 (- d))) (* 1 1))))) into (+ (/ (* b d) (sqr (hypot (/ -1 c) (/ -1 d)))) (exp (- (log (/ 1 (sqr (hypot (/ -1 c) (/ -1 d))))) (+ (log c) (log a)))))
* [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:  simplifying alt 1 of 45
* [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 45
* [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 45
* [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 45
* [enter]simplify:  Simplifying (/ (- (fma c a (* b d))) (- (+ (sqr c) (sqr d))))
* * [misc]simplify:  iters left: 3 (12 enodes)
* * [misc]simplify:  iters left: 2 (21 enodes)
* * [misc]simplify:  iters left: 1 (30 enodes)
* [exit]simplify:  Simplified to (/ (- (fma c a (* b d))) (- (fma d d (sqr c))))
* [misc]none:  prog is (λ (a b c d) (/ (- (fma c a (* b d))) (- (fma d d (sqr c)))))
* * * [misc]progress:  simplifying alt 5 of 45
* [enter]simplify:  Simplifying (/ (- (fma (/ 1 c) (/ 1 a) (/ 1 (* b d)))) (- (+ (sqr c) (sqr d))))
* * [misc]simplify:  iters left: 3 (16 enodes)
* * [misc]simplify:  iters left: 2 (29 enodes)
* * [misc]simplify:  iters left: 1 (38 enodes)
* [exit]simplify:  Simplified to (/ (- (fma (/ 1 c) (/ 1 a) (/ (/ 1 b) d))) (- (fma c c (sqr d))))
* [misc]none:  prog is (λ (a b c d) (/ (- (fma (/ 1 c) (/ 1 a) (/ (/ 1 b) d))) (- (fma c c (sqr d)))))
* * * [misc]progress:  simplifying alt 6 of 45
* [enter]simplify:  Simplifying (/ (- (fma (/ -1 c) (/ -1 a) (/ 1 (* b d)))) (- (+ (sqr c) (sqr d))))
* * [misc]simplify:  iters left: 3 (17 enodes)
* * [misc]simplify:  iters left: 2 (30 enodes)
* * [misc]simplify:  iters left: 1 (39 enodes)
* [exit]simplify:  Simplified to (- (/ (fma (/ -1 c) (/ -1 a) (/ (/ 1 b) d)) (- (fma d d (* c c)))))
* [misc]none:  prog is (λ (a b c d) (- (/ (fma (/ -1 c) (/ -1 a) (/ (/ 1 b) d)) (- (fma d d (* c c))))))
* * * [misc]progress:  simplifying alt 7 of 45
* [enter]simplify:  Simplifying (/ (- (fma c a (* d b))) (- (+ (sqr d) (sqr c))))
* * [misc]simplify:  iters left: 3 (12 enodes)
* * [misc]simplify:  iters left: 2 (21 enodes)
* * [misc]simplify:  iters left: 1 (30 enodes)
* [exit]simplify:  Simplified to (/ (- (fma c a (* d b))) (- (fma d d (sqr c))))
* [misc]none:  prog is (λ (a b c d) (/ (- (fma c a (* d b))) (- (fma d d (sqr c)))))
* * * [misc]progress:  simplifying alt 8 of 45
* [enter]simplify:  Simplifying (/ (- (fma c a (* d b))) (- (+ (sqr d) (sqr c))))
* * [misc]simplify:  iters left: 3 (12 enodes)
* * [misc]simplify:  iters left: 2 (21 enodes)
* * [misc]simplify:  iters left: 1 (30 enodes)
* [exit]simplify:  Simplified to (/ (- (fma c a (* d b))) (- (fma d d (sqr c))))
* [misc]none:  prog is (λ (a b c d) (/ (- (fma c a (* d b))) (- (fma d d (sqr c)))))
* * * [misc]progress:  simplifying alt 9 of 45
* [enter]simplify:  Simplifying (/ (- (fma c a (* d b))) (- (+ (sqr d) (sqr c))))
* * [misc]simplify:  iters left: 3 (12 enodes)
* * [misc]simplify:  iters left: 2 (21 enodes)
* * [misc]simplify:  iters left: 1 (30 enodes)
* [exit]simplify:  Simplified to (/ (- (fma c a (* d b))) (- (fma d d (sqr c))))
* [misc]none:  prog is (λ (a b c d) (/ (- (fma c a (* d b))) (- (fma d d (sqr c)))))
* * * [misc]progress:  simplifying alt 10 of 45
* [enter]simplify:  Simplifying (+ (* (/ c 1) (/ a (sqr (hypot c d)))) (/ (* b d) (sqr (hypot c d))))
* * [misc]simplify:  iters left: 3 (13 enodes)
* * [misc]simplify:  iters left: 2 (26 enodes)
* * [misc]simplify:  iters left: 1 (49 enodes)
* [exit]simplify:  Simplified to (fma (/ a (* (hypot c d) (hypot c d))) (/ c 1) (/ (* b d) (* (hypot c d) (hypot c d))))
* [misc]none:  prog is (λ (a b c d) (fma (/ a (* (hypot c d) (hypot c d))) (/ c 1) (/ (* b d) (* (hypot c d) (hypot c d)))))
* * * [misc]progress:  simplifying alt 11 of 45
* [enter]simplify:  Simplifying (+ (* (/ c 1) (/ a (sqr (hypot c d)))) (/ (* b d) (sqr (hypot (/ 1 c) (/ 1 d)))))
* * [misc]simplify:  iters left: 3 (17 enodes)
* * [misc]simplify:  iters left: 2 (31 enodes)
* * [misc]simplify:  iters left: 1 (54 enodes)
* [exit]simplify:  Simplified to (fma (/ a (* (hypot c d) (hypot c d))) (/ c 1) (/ (* b d) (sqr (hypot (/ 1 c) (/ 1 d)))))
* [misc]none:  prog is (λ (a b c d) (fma (/ a (* (hypot c d) (hypot c d))) (/ c 1) (/ (* b d) (sqr (hypot (/ 1 c) (/ 1 d))))))
* * * [misc]progress:  simplifying alt 12 of 45
* [enter]simplify:  Simplifying (+ (* (/ c 1) (/ a (sqr (hypot c d)))) (/ (* b d) (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 (55 enodes)
* [exit]simplify:  Simplified to (fma (/ a (* (hypot c d) (hypot c d))) (/ c 1) (/ (/ (* b d) (hypot (/ -1 c) (/ -1 d))) (hypot (/ -1 c) (/ -1 d))))
* [misc]none:  prog is (λ (a b c d) (fma (/ a (* (hypot c d) (hypot c d))) (/ c 1) (/ (/ (* b d) (hypot (/ -1 c) (/ -1 d))) (hypot (/ -1 c) (/ -1 d)))))
* * * [misc]progress:  simplifying alt 13 of 45
* [enter]simplify:  Simplifying (+ (/ (* c a) (sqr (hypot c d))) (/ (* b d) (sqr (hypot c d))))
* * [misc]simplify:  iters left: 3 (11 enodes)
* * [misc]simplify:  iters left: 2 (19 enodes)
* * [misc]simplify:  iters left: 1 (33 enodes)
* [exit]simplify:  Simplified to (fma (/ b (hypot c d)) (/ d (hypot c d)) (/ (* a c) (* (hypot c d) (hypot c d))))
* [misc]none:  prog is (λ (a b c d) (fma (/ b (hypot c d)) (/ d (hypot c d)) (/ (* a c) (* (hypot c d) (hypot c d)))))
* * * [misc]progress:  simplifying alt 14 of 45
* [enter]simplify:  Simplifying (+ (/ (* c a) (sqr (hypot (/ 1 c) (/ 1 d)))) (/ (* b d) (sqr (hypot c d))))
* * [misc]simplify:  iters left: 3 (16 enodes)
* * [misc]simplify:  iters left: 2 (27 enodes)
* * [misc]simplify:  iters left: 1 (41 enodes)
* [exit]simplify:  Simplified to (fma (/ c (hypot (/ 1 c) (/ 1 d))) (/ a (hypot (/ 1 c) (/ 1 d))) (* (/ b (hypot c d)) (/ d (hypot c d))))
* [misc]none:  prog is (λ (a b c d) (fma (/ c (hypot (/ 1 c) (/ 1 d))) (/ a (hypot (/ 1 c) (/ 1 d))) (* (/ b (hypot c d)) (/ d (hypot c d)))))
* * * [misc]progress:  simplifying alt 15 of 45
* [enter]simplify:  Simplifying (+ (/ (* c a) (sqr (hypot (/ -1 c) (/ -1 d)))) (/ (* b d) (sqr (hypot c d))))
* * [misc]simplify:  iters left: 3 (16 enodes)
* * [misc]simplify:  iters left: 2 (25 enodes)
* * [misc]simplify:  iters left: 1 (39 enodes)
* [exit]simplify:  Simplified to (fma (/ c (hypot (/ -1 c) (/ -1 d))) (/ a (hypot (/ -1 c) (/ -1 d))) (/ (/ (* b d) (hypot c d)) (hypot c d)))
* [misc]none:  prog is (λ (a b c d) (fma (/ c (hypot (/ -1 c) (/ -1 d))) (/ a (hypot (/ -1 c) (/ -1 d))) (/ (/ (* b d) (hypot c d)) (hypot c d))))
* * * [misc]progress:  simplifying alt 16 of 45
* [enter]simplify:  Simplifying (+ (* (/ c 1) (/ a (sqr (hypot c d)))) (/ (* b d) (sqr (hypot c d))))
* * [misc]simplify:  iters left: 3 (13 enodes)
* * [misc]simplify:  iters left: 2 (26 enodes)
* * [misc]simplify:  iters left: 1 (49 enodes)
* [exit]simplify:  Simplified to (fma (/ a (* (hypot c d) (hypot c d))) (/ c 1) (/ (* b d) (* (hypot c d) (hypot c d))))
* [misc]none:  prog is (λ (a b c d) (fma (/ a (* (hypot c d) (hypot c d))) (/ c 1) (/ (* b d) (* (hypot c d) (hypot c d)))))
* * * [misc]progress:  simplifying alt 17 of 45
* [enter]simplify:  Simplifying (+ (* (/ c 1) (/ a (sqr (hypot (/ 1 c) (/ 1 d))))) (/ (* b d) (sqr (hypot c d))))
* * [misc]simplify:  iters left: 3 (17 enodes)
* * [misc]simplify:  iters left: 2 (31 enodes)
* * [misc]simplify:  iters left: 1 (54 enodes)
* [exit]simplify:  Simplified to (fma (/ c 1) (/ a (* (hypot (/ 1 c) (/ 1 d)) (hypot (/ 1 c) (/ 1 d)))) (* (/ d (hypot c d)) (/ b (hypot c d))))
* [misc]none:  prog is (λ (a b c d) (fma (/ c 1) (/ a (* (hypot (/ 1 c) (/ 1 d)) (hypot (/ 1 c) (/ 1 d)))) (* (/ d (hypot c d)) (/ b (hypot c d)))))
* * * [misc]progress:  simplifying alt 18 of 45
* [enter]simplify:  Simplifying (+ (* (/ c 1) (/ a (sqr (hypot (/ -1 c) (/ -1 d))))) (/ (* b d) (sqr (hypot c d))))
* * [misc]simplify:  iters left: 3 (18 enodes)
* * [misc]simplify:  iters left: 2 (32 enodes)
* * [misc]simplify:  iters left: 1 (55 enodes)
* [exit]simplify:  Simplified to (fma (/ c 1) (/ (/ a (hypot (/ -1 c) (/ -1 d))) (hypot (/ -1 c) (/ -1 d))) (/ (/ (* b d) (hypot c d)) (hypot c d)))
* [misc]none:  prog is (λ (a b c d) (fma (/ c 1) (/ (/ a (hypot (/ -1 c) (/ -1 d))) (hypot (/ -1 c) (/ -1 d))) (/ (/ (* b d) (hypot c d)) (hypot c d))))
* * * [misc]progress:  simplifying alt 19 of 45
* [enter]simplify:  Simplifying (+ (/ (* c a) (sqr (hypot c d))) (/ (* b d) (sqr (hypot c d))))
* * [misc]simplify:  iters left: 3 (11 enodes)
* * [misc]simplify:  iters left: 2 (19 enodes)
* * [misc]simplify:  iters left: 1 (33 enodes)
* [exit]simplify:  Simplified to (fma (/ b (hypot c d)) (/ d (hypot c d)) (/ (* a c) (* (hypot c d) (hypot c d))))
* [misc]none:  prog is (λ (a b c d) (fma (/ b (hypot c d)) (/ d (hypot c d)) (/ (* a c) (* (hypot c d) (hypot c d)))))
* * * [misc]progress:  simplifying alt 20 of 45
* [enter]simplify:  Simplifying (+ (/ (* c a) (sqr (hypot (/ 1 c) (/ 1 d)))) (/ (* b d) (sqr (hypot (/ 1 c) (/ 1 d)))))
* * [misc]simplify:  iters left: 3 (14 enodes)
* * [misc]simplify:  iters left: 2 (24 enodes)
* * [misc]simplify:  iters left: 1 (38 enodes)
* [exit]simplify:  Simplified to (fma (/ d (hypot (/ 1 c) (/ 1 d))) (/ b (hypot (/ 1 c) (/ 1 d))) (* (/ a (hypot (/ 1 c) (/ 1 d))) (/ c (hypot (/ 1 c) (/ 1 d)))))
* [misc]none:  prog is (λ (a b c d) (fma (/ d (hypot (/ 1 c) (/ 1 d))) (/ b (hypot (/ 1 c) (/ 1 d))) (* (/ a (hypot (/ 1 c) (/ 1 d))) (/ c (hypot (/ 1 c) (/ 1 d))))))
* * * [misc]progress:  simplifying alt 21 of 45
* [enter]simplify:  Simplifying (+ (/ (* c a) (sqr (hypot (/ -1 c) (/ -1 d)))) (/ (* b d) (sqr (hypot (/ -1 c) (/ -1 d)))))
* * [misc]simplify:  iters left: 3 (14 enodes)
* * [misc]simplify:  iters left: 2 (22 enodes)
* * [misc]simplify:  iters left: 1 (36 enodes)
* [exit]simplify:  Simplified to (fma (/ d (hypot (/ -1 c) (/ -1 d))) (/ b (hypot (/ -1 c) (/ -1 d))) (* (/ c (hypot (/ -1 c) (/ -1 d))) (/ a (hypot (/ -1 c) (/ -1 d)))))
* [misc]none:  prog is (λ (a b c d) (fma (/ d (hypot (/ -1 c) (/ -1 d))) (/ b (hypot (/ -1 c) (/ -1 d))) (* (/ c (hypot (/ -1 c) (/ -1 d))) (/ a (hypot (/ -1 c) (/ -1 d))))))
* * * [misc]progress:  simplifying alt 22 of 45
* [enter]simplify:  Simplifying (+ (/ (* c a) (sqr (hypot c d))) (* (/ b 1) (/ d (sqr (hypot c d)))))
* * [misc]simplify:  iters left: 3 (13 enodes)
* * [misc]simplify:  iters left: 2 (25 enodes)
* * [misc]simplify:  iters left: 1 (49 enodes)
* [exit]simplify:  Simplified to (fma (/ b 1) (/ (/ d (hypot c d)) (hypot c d)) (* (/ c (hypot c d)) (/ a (hypot c d))))
* [misc]none:  prog is (λ (a b c d) (fma (/ b 1) (/ (/ d (hypot c d)) (hypot c d)) (* (/ c (hypot c d)) (/ a (hypot c d)))))
* * * [misc]progress:  simplifying alt 23 of 45
* [enter]simplify:  Simplifying (+ (/ (* c a) (sqr (hypot c d))) (* (/ b 1) (/ d (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 (54 enodes)
* [exit]simplify:  Simplified to (fma (/ d (* (hypot (/ 1 c) (/ 1 d)) (hypot (/ 1 c) (/ 1 d)))) (/ b 1) (* (/ a (hypot c d)) (/ c (hypot c d))))
* [misc]none:  prog is (λ (a b c d) (fma (/ d (* (hypot (/ 1 c) (/ 1 d)) (hypot (/ 1 c) (/ 1 d)))) (/ b 1) (* (/ a (hypot c d)) (/ c (hypot c d)))))
* * * [misc]progress:  simplifying alt 24 of 45
* [enter]simplify:  Simplifying (+ (/ (* c a) (sqr (hypot c d))) (* (/ b 1) (/ d (sqr (hypot (/ -1 c) (/ -1 d))))))
* * [misc]simplify:  iters left: 3 (18 enodes)
* * [misc]simplify:  iters left: 2 (31 enodes)
* * [misc]simplify:  iters left: 1 (55 enodes)
* [exit]simplify:  Simplified to (fma (/ b 1) (/ d (sqr (hypot (/ -1 c) (/ -1 d)))) (* (/ a (hypot c d)) (/ c (hypot c d))))
* [misc]none:  prog is (λ (a b c d) (fma (/ b 1) (/ d (sqr (hypot (/ -1 c) (/ -1 d)))) (* (/ a (hypot c d)) (/ c (hypot c d)))))
* * * [misc]progress:  simplifying alt 25 of 45
* [enter]simplify:  Simplifying (+ (/ (* c a) (sqr (hypot c d))) (* (/ b 1) (/ d (sqr (hypot c d)))))
* * [misc]simplify:  iters left: 3 (13 enodes)
* * [misc]simplify:  iters left: 2 (25 enodes)
* * [misc]simplify:  iters left: 1 (49 enodes)
* [exit]simplify:  Simplified to (fma (/ b 1) (/ (/ d (hypot c d)) (hypot c d)) (* (/ c (hypot c d)) (/ a (hypot c d))))
* [misc]none:  prog is (λ (a b c d) (fma (/ b 1) (/ (/ d (hypot c d)) (hypot c d)) (* (/ c (hypot c d)) (/ a (hypot c d)))))
* * * [misc]progress:  simplifying alt 26 of 45
* [enter]simplify:  Simplifying (+ (/ (* c a) (sqr (hypot (/ 1 c) (/ 1 d)))) (* (/ b 1) (/ d (sqr (hypot c d)))))
* * [misc]simplify:  iters left: 3 (17 enodes)
* * [misc]simplify:  iters left: 2 (30 enodes)
* * [misc]simplify:  iters left: 1 (54 enodes)
* [exit]simplify:  Simplified to (fma (/ (/ d (hypot c d)) (hypot c d)) (/ b 1) (* (/ a (hypot (/ 1 c) (/ 1 d))) (/ c (hypot (/ 1 c) (/ 1 d)))))
* [misc]none:  prog is (λ (a b c d) (fma (/ (/ d (hypot c d)) (hypot c d)) (/ b 1) (* (/ a (hypot (/ 1 c) (/ 1 d))) (/ c (hypot (/ 1 c) (/ 1 d))))))
* * * [misc]progress:  simplifying alt 27 of 45
* [enter]simplify:  Simplifying (+ (/ (* c a) (sqr (hypot (/ -1 c) (/ -1 d)))) (* (/ b 1) (/ d (sqr (hypot c d)))))
* * [misc]simplify:  iters left: 3 (18 enodes)
* * [misc]simplify:  iters left: 2 (31 enodes)
* * [misc]simplify:  iters left: 1 (55 enodes)
* [exit]simplify:  Simplified to (fma (/ b 1) (/ (/ d (hypot c d)) (hypot c d)) (* (/ a (hypot (/ -1 c) (/ -1 d))) (/ c (hypot (/ -1 c) (/ -1 d)))))
* [misc]none:  prog is (λ (a b c d) (fma (/ b 1) (/ (/ d (hypot c d)) (hypot c d)) (* (/ a (hypot (/ -1 c) (/ -1 d))) (/ c (hypot (/ -1 c) (/ -1 d))))))
* * * [misc]progress:  simplifying alt 28 of 45
* [enter]simplify:  Simplifying (+ (/ (* c a) (sqr (hypot c d))) (/ (* b d) (sqr (hypot c d))))
* * [misc]simplify:  iters left: 3 (11 enodes)
* * [misc]simplify:  iters left: 2 (19 enodes)
* * [misc]simplify:  iters left: 1 (33 enodes)
* [exit]simplify:  Simplified to (fma (/ b (hypot c d)) (/ d (hypot c d)) (/ (* a c) (* (hypot c d) (hypot c d))))
* [misc]none:  prog is (λ (a b c d) (fma (/ b (hypot c d)) (/ d (hypot c d)) (/ (* a c) (* (hypot c d) (hypot c d)))))
* * * [misc]progress:  simplifying alt 29 of 45
* [enter]simplify:  Simplifying (+ (/ (* c a) (sqr (hypot c d))) (/ (* b d) (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 (41 enodes)
* [exit]simplify:  Simplified to (fma (/ b (hypot (/ 1 c) (/ 1 d))) (/ d (hypot (/ 1 c) (/ 1 d))) (* (/ c (hypot c d)) (/ a (hypot c d))))
* [misc]none:  prog is (λ (a b c d) (fma (/ b (hypot (/ 1 c) (/ 1 d))) (/ d (hypot (/ 1 c) (/ 1 d))) (* (/ c (hypot c d)) (/ a (hypot c d)))))
* * * [misc]progress:  simplifying alt 30 of 45
* [enter]simplify:  Simplifying (+ (/ (* c a) (sqr (hypot c d))) (/ (* b d) (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 (39 enodes)
* [exit]simplify:  Simplified to (fma (/ d (hypot (/ -1 c) (/ -1 d))) (/ b (hypot (/ -1 c) (/ -1 d))) (* (/ c (hypot c d)) (/ a (hypot c d))))
* [misc]none:  prog is (λ (a b c d) (fma (/ d (hypot (/ -1 c) (/ -1 d))) (/ b (hypot (/ -1 c) (/ -1 d))) (* (/ c (hypot c d)) (/ a (hypot c d)))))
* * * [misc]progress:  simplifying alt 31 of 45
* [enter]simplify:  Simplifying (+ (/ (* c a) (sqr (hypot c d))) (/ (* b d) (sqr (hypot c d))))
* * [misc]simplify:  iters left: 3 (11 enodes)
* * [misc]simplify:  iters left: 2 (19 enodes)
* * [misc]simplify:  iters left: 1 (33 enodes)
* [exit]simplify:  Simplified to (fma (/ b (hypot c d)) (/ d (hypot c d)) (/ (* a c) (* (hypot c d) (hypot c d))))
* [misc]none:  prog is (λ (a b c d) (fma (/ b (hypot c d)) (/ d (hypot c d)) (/ (* a c) (* (hypot c d) (hypot c d)))))
* * * [misc]progress:  simplifying alt 32 of 45
* [enter]simplify:  Simplifying (+ (/ (* c a) (sqr (hypot (/ 1 c) (/ 1 d)))) (/ (* b d) (sqr (hypot (/ 1 c) (/ 1 d)))))
* * [misc]simplify:  iters left: 3 (14 enodes)
* * [misc]simplify:  iters left: 2 (24 enodes)
* * [misc]simplify:  iters left: 1 (38 enodes)
* [exit]simplify:  Simplified to (fma (/ d (hypot (/ 1 c) (/ 1 d))) (/ b (hypot (/ 1 c) (/ 1 d))) (* (/ a (hypot (/ 1 c) (/ 1 d))) (/ c (hypot (/ 1 c) (/ 1 d)))))
* [misc]none:  prog is (λ (a b c d) (fma (/ d (hypot (/ 1 c) (/ 1 d))) (/ b (hypot (/ 1 c) (/ 1 d))) (* (/ a (hypot (/ 1 c) (/ 1 d))) (/ c (hypot (/ 1 c) (/ 1 d))))))
* * * [misc]progress:  simplifying alt 33 of 45
* [enter]simplify:  Simplifying (+ (/ (* c a) (sqr (hypot (/ -1 c) (/ -1 d)))) (/ (* b d) (sqr (hypot (/ -1 c) (/ -1 d)))))
* * [misc]simplify:  iters left: 3 (14 enodes)
* * [misc]simplify:  iters left: 2 (22 enodes)
* * [misc]simplify:  iters left: 1 (36 enodes)
* [exit]simplify:  Simplified to (fma (/ d (hypot (/ -1 c) (/ -1 d))) (/ b (hypot (/ -1 c) (/ -1 d))) (* (/ c (hypot (/ -1 c) (/ -1 d))) (/ a (hypot (/ -1 c) (/ -1 d)))))
* [misc]none:  prog is (λ (a b c d) (fma (/ d (hypot (/ -1 c) (/ -1 d))) (/ b (hypot (/ -1 c) (/ -1 d))) (* (/ c (hypot (/ -1 c) (/ -1 d))) (/ a (hypot (/ -1 c) (/ -1 d))))))
* * * [misc]progress:  simplifying alt 34 of 45
* [enter]simplify:  Simplifying (+ (pow (/ (* c a) (sqr (hypot c d))) 1) (/ (* b d) (sqr (hypot c d))))
* * [misc]simplify:  iters left: 3 (13 enodes)
* * [misc]simplify:  iters left: 2 (23 enodes)
* * [misc]simplify:  iters left: 1 (37 enodes)
* [exit]simplify:  Simplified to (+ (/ (* a c) (* (hypot c d) (hypot c d))) (/ (* b d) (* (hypot c d) (hypot c d))))
* [misc]none:  prog is (λ (a b c d) (+ (/ (* a c) (* (hypot c d) (hypot c d))) (/ (* b d) (* (hypot c d) (hypot c d)))))
* * * [misc]progress:  simplifying alt 35 of 45
* [enter]simplify:  Simplifying (+ (pow (/ (* c a) (sqr (hypot c d))) 1) (/ (* b d) (sqr (hypot (/ 1 c) (/ 1 d)))))
* * [misc]simplify:  iters left: 3 (17 enodes)
* * [misc]simplify:  iters left: 2 (28 enodes)
* * [misc]simplify:  iters left: 1 (42 enodes)
* [exit]simplify:  Simplified to (fma (/ d (hypot (/ 1 c) (/ 1 d))) (/ b (hypot (/ 1 c) (/ 1 d))) (/ (/ (* a c) (hypot c d)) (hypot c d)))
* [misc]none:  prog is (λ (a b c d) (fma (/ d (hypot (/ 1 c) (/ 1 d))) (/ b (hypot (/ 1 c) (/ 1 d))) (/ (/ (* a c) (hypot c d)) (hypot c d))))
* * * [misc]progress:  simplifying alt 36 of 45
* [enter]simplify:  Simplifying (+ (pow (/ (* c a) (sqr (hypot c d))) 1) (/ (* b d) (sqr (hypot (/ -1 c) (/ -1 d)))))
* * [misc]simplify:  iters left: 3 (18 enodes)
* * [misc]simplify:  iters left: 2 (29 enodes)
* * [misc]simplify:  iters left: 1 (43 enodes)
* [exit]simplify:  Simplified to (fma (/ d (hypot (/ -1 c) (/ -1 d))) (/ b (hypot (/ -1 c) (/ -1 d))) (* (/ c (hypot c d)) (/ a (hypot c d))))
* [misc]none:  prog is (λ (a b c d) (fma (/ d (hypot (/ -1 c) (/ -1 d))) (/ b (hypot (/ -1 c) (/ -1 d))) (* (/ c (hypot c d)) (/ a (hypot c d)))))
* * * [misc]progress:  simplifying alt 37 of 45
* [enter]simplify:  Simplifying (+ (pow (/ (* c a) (sqr (hypot c d))) 1) (/ (* b d) (sqr (hypot c d))))
* * [misc]simplify:  iters left: 3 (13 enodes)
* * [misc]simplify:  iters left: 2 (23 enodes)
* * [misc]simplify:  iters left: 1 (37 enodes)
* [exit]simplify:  Simplified to (+ (/ (* a c) (* (hypot c d) (hypot c d))) (/ (* b d) (* (hypot c d) (hypot c d))))
* [misc]none:  prog is (λ (a b c d) (+ (/ (* a c) (* (hypot c d) (hypot c d))) (/ (* b d) (* (hypot c d) (hypot c d)))))
* * * [misc]progress:  simplifying alt 38 of 45
* [enter]simplify:  Simplifying (+ (pow (/ (* c a) (sqr (hypot (/ 1 c) (/ 1 d)))) 1) (/ (* b d) (sqr (hypot c d))))
* * [misc]simplify:  iters left: 3 (17 enodes)
* * [misc]simplify:  iters left: 2 (28 enodes)
* * [misc]simplify:  iters left: 1 (42 enodes)
* [exit]simplify:  Simplified to (fma (/ a (hypot (/ 1 c) (/ 1 d))) (/ c (hypot (/ 1 c) (/ 1 d))) (/ (/ (* d b) (hypot c d)) (hypot c d)))
* [misc]none:  prog is (λ (a b c d) (fma (/ a (hypot (/ 1 c) (/ 1 d))) (/ c (hypot (/ 1 c) (/ 1 d))) (/ (/ (* d b) (hypot c d)) (hypot c d))))
* * * [misc]progress:  simplifying alt 39 of 45
* [enter]simplify:  Simplifying (+ (pow (/ (* c a) (sqr (hypot (/ -1 c) (/ -1 d)))) 1) (/ (* b d) (sqr (hypot c d))))
* * [misc]simplify:  iters left: 3 (18 enodes)
* * [misc]simplify:  iters left: 2 (29 enodes)
* * [misc]simplify:  iters left: 1 (43 enodes)
* [exit]simplify:  Simplified to (fma (/ c (hypot (/ -1 c) (/ -1 d))) (/ a (hypot (/ -1 c) (/ -1 d))) (* (/ b (hypot c d)) (/ d (hypot c d))))
* [misc]none:  prog is (λ (a b c d) (fma (/ c (hypot (/ -1 c) (/ -1 d))) (/ a (hypot (/ -1 c) (/ -1 d))) (* (/ b (hypot c d)) (/ d (hypot c d)))))
* * * [misc]progress:  simplifying alt 40 of 45
* [enter]simplify:  Simplifying (exp (+ (log c) (+ (log (/ 1 (sqr (hypot c d)))) (log a))))
* * [misc]simplify:  iters left: 3 (13 enodes)
* * [misc]simplify:  iters left: 2 (26 enodes)
* * [misc]simplify:  iters left: 1 (44 enodes)
* [exit]simplify:  Simplified to (* (/ (/ 1 (hypot c d)) (hypot c d)) (* a c))
* [misc]none:  prog is (λ (a b c d) (* (/ (/ 1 (hypot c d)) (hypot c d)) (* a c)))
* * * [misc]progress:  simplifying alt 41 of 45
* [enter]simplify:  Simplifying (+ (exp (- (log (/ 1 (sqr (hypot (/ 1 c) (/ 1 d))))) (+ (log c) (log a)))) (/ (* b d) (sqr (hypot (/ 1 c) (/ 1 d)))))
* * [misc]simplify:  iters left: 3 (19 enodes)
* * [misc]simplify:  iters left: 2 (36 enodes)
* * [misc]simplify:  iters left: 1 (57 enodes)
* [exit]simplify:  Simplified to (+ (/ (* d b) (* (hypot (/ 1 c) (/ 1 d)) (hypot (/ 1 c) (/ 1 d)))) (/ (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (hypot (/ 1 c) (/ 1 d)))) (* a c)))
* [misc]none:  prog is (λ (a b c d) (+ (/ (* d b) (* (hypot (/ 1 c) (/ 1 d)) (hypot (/ 1 c) (/ 1 d)))) (/ (/ 1 (* (hypot (/ 1 c) (/ 1 d)) (hypot (/ 1 c) (/ 1 d)))) (* a c))))
* * * [misc]progress:  simplifying alt 42 of 45
* [enter]simplify:  Simplifying (+ (/ (* b d) (sqr (hypot (/ -1 c) (/ -1 d)))) (exp (- (log (/ 1 (sqr (hypot (/ -1 c) (/ -1 d))))) (+ (log c) (log a)))))
* * [misc]simplify:  iters left: 3 (20 enodes)
* * [misc]simplify:  iters left: 2 (37 enodes)
* * [misc]simplify:  iters left: 1 (58 enodes)
* [exit]simplify:  Simplified to (+ (/ (* d b) (* (hypot (/ -1 c) (/ -1 d)) (hypot (/ -1 c) (/ -1 d)))) (/ (/ 1 (* (hypot (/ -1 c) (/ -1 d)) (hypot (/ -1 c) (/ -1 d)))) (* a c)))
* [misc]none:  prog is (λ (a b c d) (+ (/ (* d b) (* (hypot (/ -1 c) (/ -1 d)) (hypot (/ -1 c) (/ -1 d)))) (/ (/ 1 (* (hypot (/ -1 c) (/ -1 d)) (hypot (/ -1 c) (/ -1 d)))) (* a c))))
* * * [misc]progress:  simplifying alt 43 of 45
* [enter]simplify:  Simplifying (+ (pow (/ (* c a) (sqr (hypot c d))) 1) (/ (* b d) (sqr (hypot c d))))
* * [misc]simplify:  iters left: 3 (13 enodes)
* * [misc]simplify:  iters left: 2 (23 enodes)
* * [misc]simplify:  iters left: 1 (37 enodes)
* [exit]simplify:  Simplified to (+ (/ (* a c) (* (hypot c d) (hypot c d))) (/ (* b d) (* (hypot c d) (hypot c d))))
* [misc]none:  prog is (λ (a b c d) (+ (/ (* a c) (* (hypot c d) (hypot c d))) (/ (* b d) (* (hypot c d) (hypot c d)))))
* * * [misc]progress:  simplifying alt 44 of 45
* [enter]simplify:  Simplifying (+ (pow (/ (* c a) (sqr (hypot c d))) 1) (/ (* b d) (sqr (hypot (/ 1 c) (/ 1 d)))))
* * [misc]simplify:  iters left: 3 (17 enodes)
* * [misc]simplify:  iters left: 2 (28 enodes)
* * [misc]simplify:  iters left: 1 (42 enodes)
* [exit]simplify:  Simplified to (fma (/ d (hypot (/ 1 c) (/ 1 d))) (/ b (hypot (/ 1 c) (/ 1 d))) (/ (/ (* a c) (hypot c d)) (hypot c d)))
* [misc]none:  prog is (λ (a b c d) (fma (/ d (hypot (/ 1 c) (/ 1 d))) (/ b (hypot (/ 1 c) (/ 1 d))) (/ (/ (* a c) (hypot c d)) (hypot c d))))
* * * [misc]progress:  simplifying alt 45 of 45
* [enter]simplify:  Simplifying (+ (pow (/ (* c a) (sqr (hypot c d))) 1) (/ (* b d) (sqr (hypot (/ -1 c) (/ -1 d)))))
* * [misc]simplify:  iters left: 3 (18 enodes)
* * [misc]simplify:  iters left: 2 (29 enodes)
* * [misc]simplify:  iters left: 1 (43 enodes)
* [exit]simplify:  Simplified to (fma (/ d (hypot (/ -1 c) (/ -1 d))) (/ b (hypot (/ -1 c) (/ -1 d))) (* (/ c (hypot c d)) (/ a (hypot c d))))
* [misc]none:  prog is (λ (a b c d) (fma (/ d (hypot (/ -1 c) (/ -1 d))) (/ b (hypot (/ -1 c) (/ -1 d))) (* (/ c (hypot c d)) (/ a (hypot c d)))))
* [misc]progress:  [Phase 3 of 3] Extracting.
* * [misc]regime-changes:  Finding splitpoints for: (#<alt-event (λ (a b c d) (fma (/ b 1) (/ (/ d (hypot c d)) (hypot c d)) (* (/ c (hypot c d)) (/ a (hypot c d)))))> #<alt-delta (λ (a b c d) (/ (- (fma c a (* d b))) (- (+ (sqr c) (sqr d)))))> #<alt-delta (λ (a b c d) (+ (* (/ c 1) (/ a (sqr (hypot c d)))) (/ (* b d) (sqr (hypot c d)))))> #<alt-delta (λ (a b c d) (+ (/ (* c a) (sqr (hypot c d))) (* (/ b 1) (/ d (sqr (hypot c d))))))> #<alt-delta (λ (a b c d) (+ (pow (/ (* c a) (sqr (hypot c d))) 1) (/ (* b d) (sqr (hypot c d)))))>)
* [misc]regimes:  Found splitpoints: (#s(sp 0 c +inf.0)) , with alts (#<alt-event (λ (a b c d) (fma (/ b 1) (/ (/ d (hypot c d)) (hypot c d)) (* (/ c (hypot c d)) (/ a (hypot c d)))))>)
* [enter]simplify:  Simplifying (fma (/ b 1) (/ (/ d (hypot c d)) (hypot c d)) (* (/ c (hypot c d)) (/ a (hypot c d))))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (22 enodes)
* * [misc]simplify:  iters left: 4 (29 enodes)
* * [misc]simplify:  iters left: 3 (40 enodes)
* * [misc]simplify:  iters left: 2 (47 enodes)
* * [misc]simplify:  iters left: 1 (58 enodes)
* [exit]simplify:  Simplified to (fma (/ b 1) (/ d (* (hypot c d) (hypot c d))) (* (/ a (hypot c d)) (/ c (hypot c d))))
* [enter]simplify:  Simplifying (fma c a (* d b))
* * [misc]simplify:  iters left: 3 (6 enodes)
* * [misc]simplify:  iters left: 2 (7 enodes)
* [exit]simplify:  Simplified to (fma c a (* d b))
* [exit]simplify:  Simplified to (fma c a (* d b))