* [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 (17 enodes)
* [exit]simplify:  Simplified to (/ (+ (* c a) (* d b)) (+ (* 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 / 55 ] 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 / 55 ] 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 / 55 ] 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 / 55 ] 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)
* [exit]simplify:  Simplified to 0
* * * * [misc]progress:  [ 5 / 55 ] 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 (17 enodes)
* [exit]simplify:  Simplified to (/ (+ (* d b) (* a c)) (+ (* d d) (* c c)))
* * * * [misc]progress:  [ 6 / 55 ] 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 (17 enodes)
* [exit]simplify:  Simplified to (/ (+ (* d b) (* a c)) (+ (* d d) (* c c)))
* * * * [misc]progress:  [ 7 / 55 ] 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 (17 enodes)
* [exit]simplify:  Simplified to (/ (+ (* c a) (* d b)) (+ (* c c) (* d d)))
* * * * [misc]progress:  [ 8 / 55 ] 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 (17 enodes)
* [exit]simplify:  Simplified to (/ (+ (* c a) (* d b)) (+ (* c c) (* d d)))
* * * * [misc]progress:  [ 9 / 55 ] 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 (17 enodes)
* [exit]simplify:  Simplified to (/ (+ (* c a) (* d b)) (+ (* c c) (* d d)))
* * * * [misc]progress:  [ 10 / 55 ] simplifiying candidate #<alt-delta (λ (a b c d) (pow (/ (+ (* a c) (* b d)) (+ (sqr c) (sqr d))) 1))>
* * * * [misc]progress:  [ 11 / 55 ] 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 (19 enodes)
* [exit]simplify:  Simplified to (- (log (+ (* c a) (* d b))) (log (+ (* d d) (* c c))))
* [exit]simplify:  Simplified to (- (log (+ (* c a) (* d b))) (log (+ (* d d) (* c c))))
* * * * [misc]progress:  [ 12 / 55 ] 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 (21 enodes)
* [exit]simplify:  Simplified to (log (/ (+ (* c a) (* d b)) (+ (* d d) (* c c))))
* [exit]simplify:  Simplified to (log (/ (+ (* c a) (* d b)) (+ (* d d) (* c c))))
* * * * [misc]progress:  [ 13 / 55 ] 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 (18 enodes)
* [exit]simplify:  Simplified to (exp (/ (+ (* c a) (* d b)) (+ (* d d) (* c c))))
* [exit]simplify:  Simplified to (exp (/ (+ (* c a) (* d b)) (+ (* d d) (* c c))))
* * * * [misc]progress:  [ 14 / 55 ] 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 (23 enodes)
* * [misc]simplify:  iters left: 4 (46 enodes)
* * [misc]simplify:  iters left: 3 (152 enodes)
* * [misc]simplify:  iters left: 2 (450 enodes)
* [exit]simplify:  Simplified to (cube (/ (+ (* c a) (* d b)) (+ (* d d) (* c c))))
* [exit]simplify:  Simplified to (cube (/ (+ (* c a) (* d b)) (+ (* d d) (* c c))))
* * * * [misc]progress:  [ 15 / 55 ] 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 (18 enodes)
* [exit]simplify:  Simplified to (cbrt (/ (+ (* c a) (* d b)) (+ (* d d) (* c c))))
* [exit]simplify:  Simplified to (cbrt (/ (+ (* c a) (* d b)) (+ (* d d) (* c c))))
* * * * [misc]progress:  [ 16 / 55 ] 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 (23 enodes)
* * [misc]simplify:  iters left: 4 (33 enodes)
* * [misc]simplify:  iters left: 3 (63 enodes)
* * [misc]simplify:  iters left: 2 (198 enodes)
* [exit]simplify:  Simplified to (cube (/ (+ (* c a) (* d b)) (+ (* d d) (* c c))))
* [exit]simplify:  Simplified to (cube (/ (+ (* c a) (* d b)) (+ (* d d) (* c c))))
* * * * [misc]progress:  [ 17 / 55 ] 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 (19 enodes)
* [exit]simplify:  Simplified to (/ (cbrt (+ (* c a) (* d b))) (cbrt (+ (* d d) (* c c))))
* [exit]simplify:  Simplified to (/ (cbrt (+ (* c a) (* d b))) (cbrt (+ (* d d) (* c c))))
* * * * [misc]progress:  [ 18 / 55 ] 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 (18 enodes)
* [exit]simplify:  Simplified to (sqrt (/ (+ (* c a) (* d b)) (+ (* d d) (* c c))))
* [exit]simplify:  Simplified to (sqrt (/ (+ (* c a) (* d b)) (+ (* d d) (* c c))))
* * * * [misc]progress:  [ 19 / 55 ] 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 (19 enodes)
* [exit]simplify:  Simplified to (/ (sqrt (+ (* c a) (* d b))) (sqrt (+ (* d d) (* c c))))
* [exit]simplify:  Simplified to (/ (sqrt (+ (* c a) (* d b))) (sqrt (+ (* d d) (* c c))))
* * * * [misc]progress:  [ 20 / 55 ] 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 (14 enodes)
* * [misc]simplify:  iters left: 4 (27 enodes)
* [exit]simplify:  Simplified to (- (+ (* c a) (* d b)))
* [exit]simplify:  Simplified to (- (+ (* 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 (19 enodes)
* [exit]simplify:  Simplified to (- (+ (sqr c) (* d d)))
* [exit]simplify:  Simplified to (- (+ (sqr c) (* d d)))
* * * * [misc]progress:  [ 21 / 55 ] 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 (17 enodes)
* [exit]simplify:  Simplified to (/ (+ (* c a) (* d b)) (+ (* d d) (* c c)))
* [exit]simplify:  Simplified to (/ (+ (* c a) (* d b)) (+ (* d d) (* c c)))
* * * * [misc]progress:  [ 22 / 55 ] 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 (17 enodes)
* [exit]simplify:  Simplified to (/ (+ (* c a) (* d b)) (+ (* d d) (* c c)))
* [exit]simplify:  Simplified to (/ (+ (* c a) (* d b)) (+ (* d d) (* c c)))
* * * * [misc]progress:  [ 23 / 55 ] simplifiying candidate #<alt-delta (λ (a b c d) (* 1 (/ (+ (* a c) (* b d)) (+ (sqr c) (sqr d)))))>
* * * * [misc]progress:  [ 24 / 55 ] 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)
* [exit]simplify:  Simplified to (/ 1 (+ (* d d) (* c c)))
* [exit]simplify:  Simplified to (/ 1 (+ (* d d) (* c c)))
* * * * [misc]progress:  [ 25 / 55 ] 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 (17 enodes)
* [exit]simplify:  Simplified to (/ (+ (sqr c) (* d d)) (+ (* c a) (* b d)))
* [exit]simplify:  Simplified to (/ (+ (sqr c) (* d d)) (+ (* c a) (* b d)))
* * * * [misc]progress:  [ 26 / 55 ] 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 (14 enodes)
* [exit]simplify:  Simplified to (/ (+ (* c a) (* d b)) 1)
* [exit]simplify:  Simplified to (/ (+ (* c a) (* d b)) 1)
* * * * [misc]progress:  [ 27 / 55 ] 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 (14 enodes)
* [exit]simplify:  Simplified to (/ (+ (* c a) (* d b)) 1)
* [exit]simplify:  Simplified to (/ (+ (* c a) (* d b)) 1)
* * * * [misc]progress:  [ 28 / 55 ] 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 (17 enodes)
* [exit]simplify:  Simplified to (/ (+ (sqr c) (* d d)) (+ (* c a) (* b d)))
* [exit]simplify:  Simplified to (/ (+ (sqr c) (* d d)) (+ (* c a) (* b d)))
* * * * [misc]progress:  [ 29 / 55 ] 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 (21 enodes)
* * [misc]simplify:  iters left: 4 (29 enodes)
* * [misc]simplify:  iters left: 3 (41 enodes)
* * [misc]simplify:  iters left: 2 (51 enodes)
* * [misc]simplify:  iters left: 1 (62 enodes)
* [exit]simplify:  Simplified to (/ (/ (+ (* c a) (* d b)) (+ (cube c) (cube d))) (- (cube c) (cube d)))
* [exit]simplify:  Simplified to (/ (/ (+ (* c a) (* d b)) (+ (cube c) (cube d))) (- (cube c) (cube d)))
* * * * [misc]progress:  [ 30 / 55 ] 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 (23 enodes)
* * [misc]simplify:  iters left: 4 (34 enodes)
* * [misc]simplify:  iters left: 3 (50 enodes)
* * [misc]simplify:  iters left: 2 (84 enodes)
* * [misc]simplify:  iters left: 1 (184 enodes)
* [exit]simplify:  Simplified to (/ (+ (* c a) (* d b)) (- (* (* c c) (* c c)) (* (* d d) (* d d))))
* [exit]simplify:  Simplified to (/ (+ (* c a) (* d b)) (- (* (* c c) (* c c)) (* (* d d) (* d d))))
* * * * [misc]progress:  [ 31 / 55 ] 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 (79 enodes)
* * [misc]simplify:  iters left: 3 (151 enodes)
* * [misc]simplify:  iters left: 2 (309 enodes)
* * [misc]simplify:  iters left: 1 (432 enodes)
* [exit]simplify:  Simplified to (* (+ (sqr c) (* d d)) (+ (sqr (* c a)) (* (* b d) (- (* b d) (* c a)))))
* [exit]simplify:  Simplified to (* (+ (sqr c) (* d d)) (+ (sqr (* c a)) (* (* b d) (- (* b d) (* c a)))))
* * * * [misc]progress:  [ 32 / 55 ] 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 (25 enodes)
* * [misc]simplify:  iters left: 3 (33 enodes)
* * [misc]simplify:  iters left: 2 (34 enodes)
* [exit]simplify:  Simplified to (* (- (* c a) (* b d)) (+ (sqr c) (* d d)))
* [exit]simplify:  Simplified to (* (- (* c a) (* b d)) (+ (sqr c) (* d d)))
* * * * [misc]progress:  [ 33 / 55 ] 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 (20 enodes)
* [exit]simplify:  Simplified to (exp (+ (* c a) (* b d)))
* [exit]simplify:  Simplified to (exp (+ (* c a) (* b d)))
* * * * [misc]progress:  [ 34 / 55 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (pow (+ (* a c) (* b d)) 1) (+ (sqr c) (sqr d))))>
* * * * [misc]progress:  [ 35 / 55 ] 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 (11 enodes)
* [exit]simplify:  Simplified to (log (+ (* c a) (* d b)))
* [exit]simplify:  Simplified to (log (+ (* c a) (* d b)))
* * * * [misc]progress:  [ 36 / 55 ] 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 (14 enodes)
* * [misc]simplify:  iters left: 3 (23 enodes)
* [exit]simplify:  Simplified to (exp (+ (* c a) (* d b)))
* [exit]simplify:  Simplified to (exp (+ (* c a) (* d b)))
* * * * [misc]progress:  [ 37 / 55 ] 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 (11 enodes)
* [exit]simplify:  Simplified to (cbrt (+ (* c a) (* d b)))
* [exit]simplify:  Simplified to (cbrt (+ (* c a) (* d b)))
* * * * [misc]progress:  [ 38 / 55 ] 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 (13 enodes)
* * [misc]simplify:  iters left: 3 (23 enodes)
* * [misc]simplify:  iters left: 2 (75 enodes)
* * [misc]simplify:  iters left: 1 (223 enodes)
* [exit]simplify:  Simplified to (cube (+ (* c a) (* d b)))
* [exit]simplify:  Simplified to (cube (+ (* c a) (* d b)))
* * * * [misc]progress:  [ 39 / 55 ] 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 (11 enodes)
* [exit]simplify:  Simplified to (sqrt (+ (* c a) (* d b)))
* [exit]simplify:  Simplified to (sqrt (+ (* c a) (* d b)))
* * * * [misc]progress:  [ 40 / 55 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (* 1 (+ (* a c) (* b d))) (+ (sqr c) (sqr d))))>
* * * * [misc]progress:  [ 41 / 55 ] 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 (43 enodes)
* * [misc]simplify:  iters left: 3 (81 enodes)
* * [misc]simplify:  iters left: 2 (123 enodes)
* * [misc]simplify:  iters left: 1 (137 enodes)
* [exit]simplify:  Simplified to (- (sqr (* b d)) (* (* c a) (- (* b d) (* c a))))
* [exit]simplify:  Simplified to (- (sqr (* b d)) (* (* c a) (- (* b d) (* c a))))
* * * * [misc]progress:  [ 42 / 55 ] 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 (30 enodes)
* * [misc]simplify:  iters left: 2 (54 enodes)
* * [misc]simplify:  iters left: 1 (78 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:  [ 43 / 55 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (+ (* b d) (* a c)) (+ (sqr c) (sqr d))))>
* * * * [misc]progress:  [ 44 / 55 ] 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 (18 enodes)
* [exit]simplify:  Simplified to (exp (+ (* d d) (sqr c)))
* [exit]simplify:  Simplified to (exp (+ (* d d) (sqr c)))
* * * * [misc]progress:  [ 45 / 55 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (+ (* a c) (* b d)) (pow (+ (sqr c) (sqr d)) 1)))>
* * * * [misc]progress:  [ 46 / 55 ] 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)
* [exit]simplify:  Simplified to (log (+ (sqr c) (* d d)))
* [exit]simplify:  Simplified to (log (+ (sqr c) (* d d)))
* * * * [misc]progress:  [ 47 / 55 ] 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 (17 enodes)
* [exit]simplify:  Simplified to (exp (+ (sqr c) (* d d)))
* [exit]simplify:  Simplified to (exp (+ (sqr c) (* d d)))
* * * * [misc]progress:  [ 48 / 55 ] 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)
* [exit]simplify:  Simplified to (cbrt (+ (sqr c) (* d d)))
* [exit]simplify:  Simplified to (cbrt (+ (sqr c) (* d d)))
* * * * [misc]progress:  [ 49 / 55 ] 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 (21 enodes)
* * [misc]simplify:  iters left: 1 (65 enodes)
* [exit]simplify:  Simplified to (cube (+ (sqr c) (* d d)))
* [exit]simplify:  Simplified to (cube (+ (sqr c) (* d d)))
* * * * [misc]progress:  [ 50 / 55 ] 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 (9 enodes)
* [exit]simplify:  Simplified to (sqrt (+ (sqr c) (* d d)))
* [exit]simplify:  Simplified to (sqrt (+ (sqr c) (* d d)))
* * * * [misc]progress:  [ 51 / 55 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (+ (* a c) (* b d)) (* 1 (+ (sqr c) (sqr d)))))>
* * * * [misc]progress:  [ 52 / 55 ] 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 (30 enodes)
* * [misc]simplify:  iters left: 3 (48 enodes)
* * [misc]simplify:  iters left: 2 (69 enodes)
* * [misc]simplify:  iters left: 1 (89 enodes)
* [exit]simplify:  Simplified to (- (+ (* (sqr c) (sqr c)) (* (* d d) (* d d))) (* (* c d) (* c d)))
* [exit]simplify:  Simplified to (- (+ (* (sqr c) (sqr c)) (* (* d d) (* d d))) (* (* c d) (* c d)))
* * * * [misc]progress:  [ 53 / 55 ] 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 (23 enodes)
* * [misc]simplify:  iters left: 1 (39 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:  [ 54 / 55 ] 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)
* [exit]simplify:  Simplified to (+ (sqr c) (* d d))
* [exit]simplify:  Simplified to (+ (sqr c) (* d d))
* * * * [misc]progress:  [ 55 / 55 ] 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 (sqrt (+ (sqr c) (sqr d))))))>
* * * [misc]progress:  localizing error
* * * [misc]progress:  generating series expansions
* * * * [misc]progress:  [ 1 / 4 ] generating series at (2 2 1)
* [misc]approximate:  Taking taylor expansion of (sqrt (+ (sqr c) (sqr d))) in (c d) around 0
* [misc]taylor:  Taking taylor expansion of (sqrt (+ (sqr c) (sqr d))) in d
* [misc]taylor:  Taking taylor expansion of (+ (sqr c) (sqr d)) in d
* [misc]taylor:  Taking taylor expansion of (sqr c) in d
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (sqr d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* c c) into (sqr c)
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (sqr c) 0) into (sqr c)
* [misc]backup-simplify:  Simplify (sqrt (sqr c)) into c
* [misc]backup-simplify:  Simplify (+ (* c 0) (* 0 c)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (sqr c)))) into 0
* [misc]taylor:  Taking taylor expansion of (sqrt (+ (sqr c) (sqr d))) in c
* [misc]taylor:  Taking taylor expansion of (+ (sqr c) (sqr d)) in c
* [misc]taylor:  Taking taylor expansion of (sqr c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (sqr d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (* d d) into (sqr d)
* [misc]backup-simplify:  Simplify (+ 0 (sqr d)) into (sqr d)
* [misc]backup-simplify:  Simplify (sqrt (sqr d)) into 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 (* 2 (sqrt (sqr d)))) into 0
* [misc]taylor:  Taking taylor expansion of (sqrt (+ (sqr c) (sqr d))) in c
* [misc]taylor:  Taking taylor expansion of (+ (sqr c) (sqr d)) in c
* [misc]taylor:  Taking taylor expansion of (sqr c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (sqr d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (* d d) into (sqr d)
* [misc]backup-simplify:  Simplify (+ 0 (sqr d)) into (sqr d)
* [misc]backup-simplify:  Simplify (sqrt (sqr d)) into 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 (* 2 (sqrt (sqr d)))) into 0
* [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]taylor:  Taking 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 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (* 0 d))) into 0
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (/ (- 1 (sqr 0) (+)) (* 2 d)) into (/ 1/2 d)
* [misc]taylor:  Taking taylor expansion of (/ 1/2 d) in d
* [misc]taylor:  Taking taylor expansion of 1/2 in d
* [misc]backup-simplify:  Simplify 1/2 into 1/2
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1/2 1) into 1/2
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* 1/2 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 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]backup-simplify:  Simplify (/ (- 0 (+ (* 2 (* 0 (/ 1/2 d))))) (* 2 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 1) (+ (* 1/2 (/ 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 (* 1 (* d 1)) into d
* [misc]approximate:  Taking taylor expansion of (sqrt (+ (sqr (/ 1 c)) (sqr (/ 1 d)))) in (c d) around 0
* [misc]taylor:  Taking taylor expansion of (sqrt (+ (sqr (/ 1 c)) (sqr (/ 1 d)))) in d
* [misc]taylor:  Taking taylor expansion of (+ (sqr (/ 1 c)) (sqr (/ 1 d))) in d
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 c)) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in d
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 d)) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (sqrt 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 (* 2 (sqrt 1))) into 0
* [misc]taylor:  Taking taylor expansion of (sqrt (+ (sqr (/ 1 c)) (sqr (/ 1 d)))) in c
* [misc]taylor:  Taking taylor expansion of (+ (sqr (/ 1 c)) (sqr (/ 1 d))) in c
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 c)) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 d)) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (sqrt 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 (* 2 (sqrt 1))) into 0
* [misc]taylor:  Taking taylor expansion of (sqrt (+ (sqr (/ 1 c)) (sqr (/ 1 d)))) in c
* [misc]taylor:  Taking taylor expansion of (+ (sqr (/ 1 c)) (sqr (/ 1 d))) in c
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 c)) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 d)) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (sqrt 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 (* 2 (sqrt 1))) into 0
* [misc]taylor:  Taking taylor expansion of 1 in d
* [misc]backup-simplify:  Simplify 1 into 1
* [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 (/ 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)) (sqr 0) (+)) (* 2 1)) into (/ 1/2 (sqr d))
* [misc]taylor:  Taking taylor expansion of (/ 1/2 (sqr d)) in d
* [misc]taylor:  Taking taylor expansion of 1/2 in d
* [misc]backup-simplify:  Simplify 1/2 into 1/2
* [misc]taylor:  Taking taylor expansion of (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 (/ 1/2 1) into 1/2
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* 1/2 (/ 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)))) 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]backup-simplify:  Simplify (/ (- 0 (+ (* 2 (* 0 (/ 1/2 (sqr d)))))) (* 2 1)) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* 1/2 (/ 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 (* 1 (/ 1 (/ 1 c)))) into c
* [misc]approximate:  Taking taylor expansion of (sqrt (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d))))) in (c d) around 0
* [misc]taylor:  Taking taylor expansion of (sqrt (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d))))) in d
* [misc]taylor:  Taking taylor expansion of (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d)))) in d
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 (- c))) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in d
* [misc]taylor:  Taking taylor expansion of (- c) in d
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 (- d))) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in d
* [misc]taylor:  Taking taylor expansion of (- d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]backup-simplify:  Simplify (* -1 -1) into 1
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (sqrt 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 (* 2 (sqrt 1))) into 0
* [misc]taylor:  Taking taylor expansion of (sqrt (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d))))) in c
* [misc]taylor:  Taking taylor expansion of (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d)))) in c
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 (- c))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in c
* [misc]taylor:  Taking taylor expansion of (- c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 (- d))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in c
* [misc]taylor:  Taking taylor expansion of (- d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]backup-simplify:  Simplify (* -1 -1) into 1
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (sqrt 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 (* 2 (sqrt 1))) into 0
* [misc]taylor:  Taking taylor expansion of (sqrt (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d))))) in c
* [misc]taylor:  Taking taylor expansion of (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d)))) in c
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 (- c))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in c
* [misc]taylor:  Taking taylor expansion of (- c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 (- d))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in c
* [misc]taylor:  Taking taylor expansion of (- d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]backup-simplify:  Simplify (* -1 -1) into 1
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (sqrt 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 (* 2 (sqrt 1))) into 0
* [misc]taylor:  Taking taylor expansion of 1 in d
* [misc]backup-simplify:  Simplify 1 into 1
* [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 (- 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)) (sqr 0) (+)) (* 2 1)) into (/ 1/2 (sqr d))
* [misc]taylor:  Taking taylor expansion of (/ 1/2 (sqr d)) in d
* [misc]taylor:  Taking taylor expansion of 1/2 in d
* [misc]backup-simplify:  Simplify 1/2 into 1/2
* [misc]taylor:  Taking taylor expansion of (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 (/ 1/2 1) into 1/2
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* 1/2 (/ 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 (- (+ (* -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]backup-simplify:  Simplify (/ (- 0 (+ (* 2 (* 0 (/ 1/2 (sqr d)))))) (* 2 1)) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* 1/2 (/ 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 (* 1 (/ 1 (/ 1 (- c))))) into (* -1 c)
* * * * [misc]progress:  [ 2 / 4 ] generating series at (2)
* [misc]approximate:  Taking taylor expansion of (/ (+ (* a c) (* b d)) (sqr (sqrt (+ (sqr c) (sqr d))))) in (a c b d) around 0
* [misc]taylor:  Taking taylor expansion of (/ (+ (* a c) (* b d)) (sqr (sqrt (+ (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 (sqrt (+ (sqr c) (sqr d)))) in d
* [misc]taylor:  Taking taylor expansion of (sqrt (+ (sqr c) (sqr d))) in d
* [misc]taylor:  Taking taylor expansion of (+ (sqr c) (sqr d)) in d
* [misc]taylor:  Taking taylor expansion of (sqr c) in d
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (sqr d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* c c) into (sqr c)
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (sqr c) 0) into (sqr c)
* [misc]backup-simplify:  Simplify (sqrt (sqr c)) into c
* [misc]backup-simplify:  Simplify (+ (* c 0) (* 0 c)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (sqr c)))) into 0
* [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 (/ (* c a) (sqr c)) into (/ a c)
* [misc]taylor:  Taking taylor expansion of (/ (+ (* a c) (* b d)) (sqr (sqrt (+ (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 (sqrt (+ (sqr c) (sqr d)))) in b
* [misc]taylor:  Taking taylor expansion of (sqrt (+ (sqr c) (sqr d))) in b
* [misc]taylor:  Taking taylor expansion of (+ (sqr c) (sqr d)) in b
* [misc]taylor:  Taking taylor expansion of (sqr c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (sqr d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (* c c) into (sqr c)
* [misc]backup-simplify:  Simplify (* d d) into (sqr d)
* [misc]backup-simplify:  Simplify (+ (sqr c) (sqr d)) into (+ (sqr d) (sqr c))
* [misc]backup-simplify:  Simplify (sqrt (+ (sqr d) (sqr c))) into (sqrt (+ (sqr d) (sqr 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 (/ 0 (* 2 (sqrt (+ (sqr d) (sqr c))))) into 0
* [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 (* (sqrt (+ (sqr d) (sqr c))) (sqrt (+ (sqr d) (sqr c)))) 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 (sqrt (+ (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 (sqrt (+ (sqr c) (sqr d)))) in c
* [misc]taylor:  Taking taylor expansion of (sqrt (+ (sqr c) (sqr d))) in c
* [misc]taylor:  Taking taylor expansion of (+ (sqr c) (sqr d)) in c
* [misc]taylor:  Taking taylor expansion of (sqr c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (sqr d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (* d d) into (sqr d)
* [misc]backup-simplify:  Simplify (+ 0 (sqr d)) into (sqr d)
* [misc]backup-simplify:  Simplify (sqrt (sqr d)) into 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 (* 2 (sqrt (sqr d)))) into 0
* [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 (* d 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 (sqrt (+ (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 (sqrt (+ (sqr c) (sqr d)))) in a
* [misc]taylor:  Taking taylor expansion of (sqrt (+ (sqr c) (sqr d))) in a
* [misc]taylor:  Taking taylor expansion of (+ (sqr c) (sqr d)) in a
* [misc]taylor:  Taking taylor expansion of (sqr c) in a
* [misc]taylor:  Taking taylor expansion of c in a
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (sqr d) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (* c c) into (sqr c)
* [misc]backup-simplify:  Simplify (* d d) into (sqr d)
* [misc]backup-simplify:  Simplify (+ (sqr c) (sqr d)) into (+ (sqr d) (sqr c))
* [misc]backup-simplify:  Simplify (sqrt (+ (sqr d) (sqr c))) into (sqrt (+ (sqr d) (sqr 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 (/ 0 (* 2 (sqrt (+ (sqr d) (sqr c))))) into 0
* [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 (* (sqrt (+ (sqr d) (sqr c))) (sqrt (+ (sqr d) (sqr c)))) 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 (sqrt (+ (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 (sqrt (+ (sqr c) (sqr d)))) in a
* [misc]taylor:  Taking taylor expansion of (sqrt (+ (sqr c) (sqr d))) in a
* [misc]taylor:  Taking taylor expansion of (+ (sqr c) (sqr d)) in a
* [misc]taylor:  Taking taylor expansion of (sqr c) in a
* [misc]taylor:  Taking taylor expansion of c in a
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (sqr d) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (* c c) into (sqr c)
* [misc]backup-simplify:  Simplify (* d d) into (sqr d)
* [misc]backup-simplify:  Simplify (+ (sqr c) (sqr d)) into (+ (sqr d) (sqr c))
* [misc]backup-simplify:  Simplify (sqrt (+ (sqr d) (sqr c))) into (sqrt (+ (sqr d) (sqr 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 (/ 0 (* 2 (sqrt (+ (sqr d) (sqr c))))) into 0
* [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 (* (sqrt (+ (sqr d) (sqr c))) (sqrt (+ (sqr d) (sqr c)))) 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 (+ (* (sqrt (+ (sqr d) (sqr c))) 0) (* 0 (sqrt (+ (sqr d) (sqr c))))) 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 0) (+)) (* 2 (sqrt (+ (sqr d) (sqr c))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqrt (+ (sqr d) (sqr c))) 0) (+ (* 0 0) (* 0 (sqrt (+ (sqr d) (sqr c)))))) 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 (sqrt (+ (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 (sqrt (+ (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 (sqrt (+ (sqr (/ 1 c)) (sqr (/ 1 d))))) in d
* [misc]taylor:  Taking taylor expansion of (sqrt (+ (sqr (/ 1 c)) (sqr (/ 1 d)))) in d
* [misc]taylor:  Taking taylor expansion of (+ (sqr (/ 1 c)) (sqr (/ 1 d))) in d
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 c)) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in d
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 d)) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (sqrt 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 (* 2 (sqrt 1))) into 0
* [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 (/ (/ 1 b) 1) into (/ 1 b)
* [misc]taylor:  Taking taylor expansion of (/ (+ (* (/ 1 a) (/ 1 c)) (* (/ 1 b) (/ 1 d))) (sqr (sqrt (+ (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 (sqrt (+ (sqr (/ 1 c)) (sqr (/ 1 d))))) in b
* [misc]taylor:  Taking taylor expansion of (sqrt (+ (sqr (/ 1 c)) (sqr (/ 1 d)))) in b
* [misc]taylor:  Taking taylor expansion of (+ (sqr (/ 1 c)) (sqr (/ 1 d))) in b
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 c)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 d)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]backup-simplify:  Simplify (* (/ 1 c) (/ 1 c)) into (/ 1 (sqr c))
* [misc]backup-simplify:  Simplify (* (/ 1 d) (/ 1 d)) into (/ 1 (sqr d))
* [misc]backup-simplify:  Simplify (+ (/ 1 (sqr c)) (/ 1 (sqr d))) into (+ (/ 1 (sqr d)) (/ 1 (sqr c)))
* [misc]backup-simplify:  Simplify (sqrt (+ (/ 1 (sqr d)) (/ 1 (sqr c)))) into (sqrt (+ (/ 1 (sqr d)) (/ 1 (sqr 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 (- (+ (* (/ 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 (/ 0 (* 2 (sqrt (+ (/ 1 (sqr d)) (/ 1 (sqr c)))))) into 0
* [misc]backup-simplify:  Simplify (* 1 (/ 1 d)) into (/ 1 d)
* [misc]backup-simplify:  Simplify (+ 0 (/ 1 d)) into (/ 1 d)
* [misc]backup-simplify:  Simplify (* (sqrt (+ (/ 1 (sqr d)) (/ 1 (sqr c)))) (sqrt (+ (/ 1 (sqr d)) (/ 1 (sqr c))))) 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 (sqrt (+ (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 (sqrt (+ (sqr (/ 1 c)) (sqr (/ 1 d))))) in c
* [misc]taylor:  Taking taylor expansion of (sqrt (+ (sqr (/ 1 c)) (sqr (/ 1 d)))) in c
* [misc]taylor:  Taking taylor expansion of (+ (sqr (/ 1 c)) (sqr (/ 1 d))) in c
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 c)) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 d)) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (sqrt 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 (* 2 (sqrt 1))) into 0
* [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 a) 1) into (/ 1 a)
* [misc]taylor:  Taking taylor expansion of (/ (+ (* (/ 1 a) (/ 1 c)) (* (/ 1 b) (/ 1 d))) (sqr (sqrt (+ (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 (sqrt (+ (sqr (/ 1 c)) (sqr (/ 1 d))))) in a
* [misc]taylor:  Taking taylor expansion of (sqrt (+ (sqr (/ 1 c)) (sqr (/ 1 d)))) in a
* [misc]taylor:  Taking taylor expansion of (+ (sqr (/ 1 c)) (sqr (/ 1 d))) in a
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 c)) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in a
* [misc]taylor:  Taking taylor expansion of c in a
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 d)) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]backup-simplify:  Simplify (* (/ 1 c) (/ 1 c)) into (/ 1 (sqr c))
* [misc]backup-simplify:  Simplify (* (/ 1 d) (/ 1 d)) into (/ 1 (sqr d))
* [misc]backup-simplify:  Simplify (+ (/ 1 (sqr c)) (/ 1 (sqr d))) into (+ (/ 1 (sqr d)) (/ 1 (sqr c)))
* [misc]backup-simplify:  Simplify (sqrt (+ (/ 1 (sqr d)) (/ 1 (sqr c)))) into (sqrt (+ (/ 1 (sqr d)) (/ 1 (sqr 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 (- (+ (* (/ 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 (/ 0 (* 2 (sqrt (+ (/ 1 (sqr d)) (/ 1 (sqr c)))))) into 0
* [misc]backup-simplify:  Simplify (* 1 (/ 1 c)) into (/ 1 c)
* [misc]backup-simplify:  Simplify (+ (/ 1 c) 0) into (/ 1 c)
* [misc]backup-simplify:  Simplify (* (sqrt (+ (/ 1 (sqr d)) (/ 1 (sqr c)))) (sqrt (+ (/ 1 (sqr d)) (/ 1 (sqr c))))) 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 (sqrt (+ (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 (sqrt (+ (sqr (/ 1 c)) (sqr (/ 1 d))))) in a
* [misc]taylor:  Taking taylor expansion of (sqrt (+ (sqr (/ 1 c)) (sqr (/ 1 d)))) in a
* [misc]taylor:  Taking taylor expansion of (+ (sqr (/ 1 c)) (sqr (/ 1 d))) in a
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 c)) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in a
* [misc]taylor:  Taking taylor expansion of c in a
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 d)) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]backup-simplify:  Simplify (* (/ 1 c) (/ 1 c)) into (/ 1 (sqr c))
* [misc]backup-simplify:  Simplify (* (/ 1 d) (/ 1 d)) into (/ 1 (sqr d))
* [misc]backup-simplify:  Simplify (+ (/ 1 (sqr c)) (/ 1 (sqr d))) into (+ (/ 1 (sqr d)) (/ 1 (sqr c)))
* [misc]backup-simplify:  Simplify (sqrt (+ (/ 1 (sqr d)) (/ 1 (sqr c)))) into (sqrt (+ (/ 1 (sqr d)) (/ 1 (sqr 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 (- (+ (* (/ 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 (/ 0 (* 2 (sqrt (+ (/ 1 (sqr d)) (/ 1 (sqr c)))))) into 0
* [misc]backup-simplify:  Simplify (* 1 (/ 1 c)) into (/ 1 c)
* [misc]backup-simplify:  Simplify (+ (/ 1 c) 0) into (/ 1 c)
* [misc]backup-simplify:  Simplify (* (sqrt (+ (/ 1 (sqr d)) (/ 1 (sqr c)))) (sqrt (+ (/ 1 (sqr d)) (/ 1 (sqr c))))) 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 (+ (* (sqrt (+ (/ 1 (sqr d)) (/ 1 (sqr c)))) 0) (* 0 (sqrt (+ (/ 1 (sqr d)) (/ 1 (sqr c)))))) 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 (sqr 0) (+)) (* 2 (sqrt (+ (/ 1 (sqr d)) (/ 1 (sqr c)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqrt (+ (/ 1 (sqr d)) (/ 1 (sqr c)))) 0) (+ (* 0 0) (* 0 (sqrt (+ (/ 1 (sqr d)) (/ 1 (sqr c))))))) 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 (+ (* 2 (* 0 0)))) (* 2 (sqrt (+ (/ 1 (sqr d)) (/ 1 (sqr c)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqrt (+ (/ 1 (sqr d)) (/ 1 (sqr c)))) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (sqrt (+ (/ 1 (sqr d)) (/ 1 (sqr c)))))))) 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 (sqrt (+ (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 (sqrt (+ (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 (sqrt (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d)))))) in d
* [misc]taylor:  Taking taylor expansion of (sqrt (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d))))) in d
* [misc]taylor:  Taking taylor expansion of (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d)))) in d
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 (- c))) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in d
* [misc]taylor:  Taking taylor expansion of (- c) in d
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 (- d))) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in d
* [misc]taylor:  Taking taylor expansion of (- d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]backup-simplify:  Simplify (* -1 -1) into 1
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (sqrt 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 (* 2 (sqrt 1))) into 0
* [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 (/ (/ 1 b) 1) into (/ 1 b)
* [misc]taylor:  Taking taylor expansion of (/ (+ (* (/ 1 (- a)) (/ 1 (- c))) (* (/ 1 (- b)) (/ 1 (- d)))) (sqr (sqrt (+ (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 (sqrt (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d)))))) in b
* [misc]taylor:  Taking taylor expansion of (sqrt (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d))))) in b
* [misc]taylor:  Taking taylor expansion of (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d)))) in b
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 (- c))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in b
* [misc]taylor:  Taking taylor expansion of (- c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 (- d))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in b
* [misc]taylor:  Taking taylor expansion of (- d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]backup-simplify:  Simplify (* (/ -1 c) (/ -1 c)) into (/ 1 (sqr c))
* [misc]backup-simplify:  Simplify (* (/ -1 d) (/ -1 d)) into (/ 1 (sqr d))
* [misc]backup-simplify:  Simplify (+ (/ 1 (sqr c)) (/ 1 (sqr d))) into (+ (/ 1 (sqr d)) (/ 1 (sqr c)))
* [misc]backup-simplify:  Simplify (sqrt (+ (/ 1 (sqr d)) (/ 1 (sqr c)))) into (sqrt (+ (/ 1 (sqr d)) (/ 1 (sqr c))))
* [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 (/ 0 (* 2 (sqrt (+ (/ 1 (sqr d)) (/ 1 (sqr c)))))) into 0
* [misc]backup-simplify:  Simplify (* -1 (/ -1 d)) into (/ 1 d)
* [misc]backup-simplify:  Simplify (+ 0 (/ 1 d)) into (/ 1 d)
* [misc]backup-simplify:  Simplify (* (sqrt (+ (/ 1 (sqr d)) (/ 1 (sqr c)))) (sqrt (+ (/ 1 (sqr d)) (/ 1 (sqr c))))) 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 (sqrt (+ (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 (sqrt (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d)))))) in c
* [misc]taylor:  Taking taylor expansion of (sqrt (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d))))) in c
* [misc]taylor:  Taking taylor expansion of (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d)))) in c
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 (- c))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in c
* [misc]taylor:  Taking taylor expansion of (- c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 (- d))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in c
* [misc]taylor:  Taking taylor expansion of (- d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]backup-simplify:  Simplify (* -1 -1) into 1
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (sqrt 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 (* 2 (sqrt 1))) into 0
* [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 a) 1) into (/ 1 a)
* [misc]taylor:  Taking taylor expansion of (/ (+ (* (/ 1 (- a)) (/ 1 (- c))) (* (/ 1 (- b)) (/ 1 (- d)))) (sqr (sqrt (+ (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 (sqrt (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d)))))) in a
* [misc]taylor:  Taking taylor expansion of (sqrt (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d))))) in a
* [misc]taylor:  Taking taylor expansion of (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d)))) in a
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 (- c))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in a
* [misc]taylor:  Taking taylor expansion of (- c) in a
* [misc]taylor:  Taking taylor expansion of c in a
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 (- d))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in a
* [misc]taylor:  Taking taylor expansion of (- d) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]backup-simplify:  Simplify (* (/ -1 c) (/ -1 c)) into (/ 1 (sqr c))
* [misc]backup-simplify:  Simplify (* (/ -1 d) (/ -1 d)) into (/ 1 (sqr d))
* [misc]backup-simplify:  Simplify (+ (/ 1 (sqr c)) (/ 1 (sqr d))) into (+ (/ 1 (sqr d)) (/ 1 (sqr c)))
* [misc]backup-simplify:  Simplify (sqrt (+ (/ 1 (sqr d)) (/ 1 (sqr c)))) into (sqrt (+ (/ 1 (sqr d)) (/ 1 (sqr c))))
* [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 (/ 0 (* 2 (sqrt (+ (/ 1 (sqr d)) (/ 1 (sqr c)))))) into 0
* [misc]backup-simplify:  Simplify (* -1 (/ -1 c)) into (/ 1 c)
* [misc]backup-simplify:  Simplify (+ (/ 1 c) 0) into (/ 1 c)
* [misc]backup-simplify:  Simplify (* (sqrt (+ (/ 1 (sqr d)) (/ 1 (sqr c)))) (sqrt (+ (/ 1 (sqr d)) (/ 1 (sqr c))))) 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 (sqrt (+ (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 (sqrt (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d)))))) in a
* [misc]taylor:  Taking taylor expansion of (sqrt (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d))))) in a
* [misc]taylor:  Taking taylor expansion of (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d)))) in a
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 (- c))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in a
* [misc]taylor:  Taking taylor expansion of (- c) in a
* [misc]taylor:  Taking taylor expansion of c in a
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 (- d))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in a
* [misc]taylor:  Taking taylor expansion of (- d) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]backup-simplify:  Simplify (* (/ -1 c) (/ -1 c)) into (/ 1 (sqr c))
* [misc]backup-simplify:  Simplify (* (/ -1 d) (/ -1 d)) into (/ 1 (sqr d))
* [misc]backup-simplify:  Simplify (+ (/ 1 (sqr c)) (/ 1 (sqr d))) into (+ (/ 1 (sqr d)) (/ 1 (sqr c)))
* [misc]backup-simplify:  Simplify (sqrt (+ (/ 1 (sqr d)) (/ 1 (sqr c)))) into (sqrt (+ (/ 1 (sqr d)) (/ 1 (sqr c))))
* [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 (/ 0 (* 2 (sqrt (+ (/ 1 (sqr d)) (/ 1 (sqr c)))))) into 0
* [misc]backup-simplify:  Simplify (* -1 (/ -1 c)) into (/ 1 c)
* [misc]backup-simplify:  Simplify (+ (/ 1 c) 0) into (/ 1 c)
* [misc]backup-simplify:  Simplify (* (sqrt (+ (/ 1 (sqr d)) (/ 1 (sqr c)))) (sqrt (+ (/ 1 (sqr d)) (/ 1 (sqr c))))) 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 (+ (* (sqrt (+ (/ 1 (sqr d)) (/ 1 (sqr c)))) 0) (* 0 (sqrt (+ (/ 1 (sqr d)) (/ 1 (sqr c)))))) 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 (sqr 0) (+)) (* 2 (sqrt (+ (/ 1 (sqr d)) (/ 1 (sqr c)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqrt (+ (/ 1 (sqr d)) (/ 1 (sqr c)))) 0) (+ (* 0 0) (* 0 (sqrt (+ (/ 1 (sqr d)) (/ 1 (sqr c))))))) 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 (+ (* 2 (* 0 0)))) (* 2 (sqrt (+ (/ 1 (sqr d)) (/ 1 (sqr c)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqrt (+ (/ 1 (sqr d)) (/ 1 (sqr c)))) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (sqrt (+ (/ 1 (sqr d)) (/ 1 (sqr c)))))))) 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:  [ 3 / 4 ] generating series at (2 2)
* [misc]approximate:  Taking taylor expansion of (sqr (sqrt (+ (sqr c) (sqr d)))) in (c d) around 0
* [misc]taylor:  Taking taylor expansion of (sqr (sqrt (+ (sqr c) (sqr d)))) in d
* [misc]taylor:  Taking taylor expansion of (sqrt (+ (sqr c) (sqr d))) in d
* [misc]taylor:  Taking taylor expansion of (+ (sqr c) (sqr d)) in d
* [misc]taylor:  Taking taylor expansion of (sqr c) in d
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (sqr d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* c c) into (sqr c)
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (sqr c) 0) into (sqr c)
* [misc]backup-simplify:  Simplify (sqrt (sqr c)) into c
* [misc]backup-simplify:  Simplify (+ (* c 0) (* 0 c)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (sqr c)))) into 0
* [misc]taylor:  Taking taylor expansion of (sqr (sqrt (+ (sqr c) (sqr d)))) in c
* [misc]taylor:  Taking taylor expansion of (sqrt (+ (sqr c) (sqr d))) in c
* [misc]taylor:  Taking taylor expansion of (+ (sqr c) (sqr d)) in c
* [misc]taylor:  Taking taylor expansion of (sqr c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (sqr d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (* d d) into (sqr d)
* [misc]backup-simplify:  Simplify (+ 0 (sqr d)) into (sqr d)
* [misc]backup-simplify:  Simplify (sqrt (sqr d)) into 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 (* 2 (sqrt (sqr d)))) into 0
* [misc]taylor:  Taking taylor expansion of (sqr (sqrt (+ (sqr c) (sqr d)))) in c
* [misc]taylor:  Taking taylor expansion of (sqrt (+ (sqr c) (sqr d))) in c
* [misc]taylor:  Taking taylor expansion of (+ (sqr c) (sqr d)) in c
* [misc]taylor:  Taking taylor expansion of (sqr c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (sqr d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (* d d) into (sqr d)
* [misc]backup-simplify:  Simplify (+ 0 (sqr d)) into (sqr d)
* [misc]backup-simplify:  Simplify (sqrt (sqr d)) into 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 (* 2 (sqrt (sqr d)))) into 0
* [misc]backup-simplify:  Simplify (* d 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 (+ (* d 0) (* 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 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]backup-simplify:  Simplify (/ (- 1 (sqr 0) (+)) (* 2 d)) into (/ 1/2 d)
* [misc]backup-simplify:  Simplify (+ (* d (/ 1/2 d)) (+ (* 0 0) (* (/ 1/2 d) d))) 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]backup-simplify:  Simplify (/ (- 0 (+ (* 2 (* 0 (/ 1/2 d))))) (* 2 d)) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 (/ 1/2 d)) (+ (* (/ 1/2 d) 0) (* 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]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]backup-simplify:  Simplify (/ (- 0 (sqr (/ 1/2 d)) (+ (* 2 (* 0 0)))) (* 2 d)) into (/ -1/8 (pow d 3))
* [misc]backup-simplify:  Simplify (+ (* d (/ -1/8 (pow d 3))) (+ (* 0 0) (+ (* (/ 1/2 d) (/ 1/2 d)) (+ (* 0 0) (* (/ -1/8 (pow d 3)) 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 (* d 1))) (* 1 (sqr (* 1 c)))) into (+ (sqr d) (sqr c))
* [misc]approximate:  Taking taylor expansion of (sqr (sqrt (+ (sqr (/ 1 c)) (sqr (/ 1 d))))) in (c d) around 0
* [misc]taylor:  Taking taylor expansion of (sqr (sqrt (+ (sqr (/ 1 c)) (sqr (/ 1 d))))) in d
* [misc]taylor:  Taking taylor expansion of (sqrt (+ (sqr (/ 1 c)) (sqr (/ 1 d)))) in d
* [misc]taylor:  Taking taylor expansion of (+ (sqr (/ 1 c)) (sqr (/ 1 d))) in d
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 c)) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in d
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 d)) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (sqrt 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 (* 2 (sqrt 1))) into 0
* [misc]taylor:  Taking taylor expansion of (sqr (sqrt (+ (sqr (/ 1 c)) (sqr (/ 1 d))))) in c
* [misc]taylor:  Taking taylor expansion of (sqrt (+ (sqr (/ 1 c)) (sqr (/ 1 d)))) in c
* [misc]taylor:  Taking taylor expansion of (+ (sqr (/ 1 c)) (sqr (/ 1 d))) in c
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 c)) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 d)) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (sqrt 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 (* 2 (sqrt 1))) into 0
* [misc]taylor:  Taking taylor expansion of (sqr (sqrt (+ (sqr (/ 1 c)) (sqr (/ 1 d))))) in c
* [misc]taylor:  Taking taylor expansion of (sqrt (+ (sqr (/ 1 c)) (sqr (/ 1 d)))) in c
* [misc]taylor:  Taking taylor expansion of (+ (sqr (/ 1 c)) (sqr (/ 1 d))) in c
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 c)) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 d)) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (sqrt 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 (* 2 (sqrt 1))) into 0
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]taylor:  Taking taylor expansion of 1 in d
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 1)) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 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)) (sqr 0) (+)) (* 2 1)) into (/ 1/2 (sqr d))
* [misc]backup-simplify:  Simplify (+ (* 1 (/ 1/2 (sqr d))) (+ (* 0 0) (* (/ 1/2 (sqr d)) 1))) 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]backup-simplify:  Simplify (/ (- 0 (+ (* 2 (* 0 (/ 1/2 (sqr d)))))) (* 2 1)) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 (/ 1/2 (sqr d))) (+ (* (/ 1/2 (sqr d)) 0) (* 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 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]backup-simplify:  Simplify (/ (- 0 (sqr (/ 1/2 (sqr d))) (+ (* 2 (* 0 0)))) (* 2 1)) into (/ -1/8 (pow d 4))
* [misc]backup-simplify:  Simplify (+ (* 1 (/ -1/8 (pow d 4))) (+ (* 0 0) (+ (* (/ 1/2 (sqr d)) (/ 1/2 (sqr d))) (+ (* 0 0) (* (/ -1/8 (pow d 4)) 1))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 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 (sqrt (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d)))))) in (c d) around 0
* [misc]taylor:  Taking taylor expansion of (sqr (sqrt (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d)))))) in d
* [misc]taylor:  Taking taylor expansion of (sqrt (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d))))) in d
* [misc]taylor:  Taking taylor expansion of (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d)))) in d
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 (- c))) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in d
* [misc]taylor:  Taking taylor expansion of (- c) in d
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 (- d))) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in d
* [misc]taylor:  Taking taylor expansion of (- d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]backup-simplify:  Simplify (* -1 -1) into 1
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (sqrt 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 (* 2 (sqrt 1))) into 0
* [misc]taylor:  Taking taylor expansion of (sqr (sqrt (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d)))))) in c
* [misc]taylor:  Taking taylor expansion of (sqrt (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d))))) in c
* [misc]taylor:  Taking taylor expansion of (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d)))) in c
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 (- c))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in c
* [misc]taylor:  Taking taylor expansion of (- c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 (- d))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in c
* [misc]taylor:  Taking taylor expansion of (- d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]backup-simplify:  Simplify (* -1 -1) into 1
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (sqrt 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 (* 2 (sqrt 1))) into 0
* [misc]taylor:  Taking taylor expansion of (sqr (sqrt (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d)))))) in c
* [misc]taylor:  Taking taylor expansion of (sqrt (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d))))) in c
* [misc]taylor:  Taking taylor expansion of (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d)))) in c
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 (- c))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in c
* [misc]taylor:  Taking taylor expansion of (- c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 (- d))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in c
* [misc]taylor:  Taking taylor expansion of (- d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]backup-simplify:  Simplify (* -1 -1) into 1
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (sqrt 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 (* 2 (sqrt 1))) into 0
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]taylor:  Taking taylor expansion of 1 in d
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 1)) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-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)) (sqr 0) (+)) (* 2 1)) into (/ 1/2 (sqr d))
* [misc]backup-simplify:  Simplify (+ (* 1 (/ 1/2 (sqr d))) (+ (* 0 0) (* (/ 1/2 (sqr d)) 1))) 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]backup-simplify:  Simplify (/ (- 0 (+ (* 2 (* 0 (/ 1/2 (sqr d)))))) (* 2 1)) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 (/ 1/2 (sqr d))) (+ (* (/ 1/2 (sqr d)) 0) (* 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 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]backup-simplify:  Simplify (/ (- 0 (sqr (/ 1/2 (sqr d))) (+ (* 2 (* 0 0)))) (* 2 1)) into (/ -1/8 (pow d 4))
* [misc]backup-simplify:  Simplify (+ (* 1 (/ -1/8 (pow d 4))) (+ (* 0 0) (+ (* (/ 1/2 (sqr d)) (/ 1/2 (sqr d))) (+ (* 0 0) (* (/ -1/8 (pow d 4)) 1))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 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:  [ 4 / 4 ] 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:  generating rewritten candidates
* * * * [misc]progress:  [ 1 / 4 ] rewriting at (2 2 1)
* * * * [misc]progress:  [ 2 / 4 ] rewriting at (2)
* * * * [misc]progress:  [ 3 / 4 ] rewriting at (2 2)
* * * * [misc]progress:  [ 4 / 4 ] rewriting at (2 1)
* * * [misc]progress:  simplifying candidates
* * * * [misc]progress:  [ 1 / 79 ] simplifiying candidate #<alt-event (λ (a b c d) (/ (+ (* a c) (* b d)) (sqr d)))>
* [enter]simplify:  Simplifying (/ (+ (* a c) (* b d)) (sqr d))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (13 enodes)
* * [misc]simplify:  iters left: 4 (15 enodes)
* [exit]simplify:  Simplified to (/ (+ (* c a) (* d b)) (* d d))
* * * * [misc]progress:  [ 2 / 79 ] simplifiying candidate #<alt-event (λ (a b c d) (/ (+ (* a c) (* b d)) (sqr c)))>
* [enter]simplify:  Simplifying (/ (+ (* a c) (* b d)) (sqr c))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (13 enodes)
* * [misc]simplify:  iters left: 4 (15 enodes)
* [exit]simplify:  Simplified to (/ (+ (* c a) (* d b)) (* c c))
* * * * [misc]progress:  [ 3 / 79 ] simplifiying candidate #<alt-event (λ (a b c d) (/ (+ (* a c) (* b d)) (sqr (* -1 c))))>
* [enter]simplify:  Simplifying (/ (+ (* a c) (* b d)) (sqr (* -1 c)))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (20 enodes)
* * [misc]simplify:  iters left: 4 (25 enodes)
* * [misc]simplify:  iters left: 3 (31 enodes)
* * [misc]simplify:  iters left: 2 (33 enodes)
* * [misc]simplify:  iters left: 1 (46 enodes)
* [exit]simplify:  Simplified to (/ (+ (* c a) (* d b)) (* c c))
* * * * [misc]progress:  [ 4 / 79 ] 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:  [ 5 / 79 ] 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:  [ 6 / 79 ] 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:  [ 7 / 79 ] 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 (17 enodes)
* [exit]simplify:  Simplified to (/ (+ (* c a) (* d b)) (+ (* c c) (* d d)))
* * * * [misc]progress:  [ 8 / 79 ] 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 (17 enodes)
* [exit]simplify:  Simplified to (/ (+ (* c a) (* d b)) (+ (* c c) (* d d)))
* * * * [misc]progress:  [ 9 / 79 ] 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 (17 enodes)
* [exit]simplify:  Simplified to (/ (+ (* c a) (* d b)) (+ (* c c) (* d d)))
* * * * [misc]progress:  [ 10 / 79 ] simplifiying candidate #<alt-event (λ (a b c d) (/ 0 (sqr (sqrt (+ (sqr c) (sqr d))))))>
* [enter]simplify:  Simplifying (/ 0 (sqr (sqrt (+ (sqr c) (sqr d)))))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (13 enodes)
* * [misc]simplify:  iters left: 4 (14 enodes)
* [exit]simplify:  Simplified to 0
* * * * [misc]progress:  [ 11 / 79 ] simplifiying candidate #<alt-event (λ (a b c d) (/ (+ (* b d) (* c a)) (sqr (sqrt (+ (sqr c) (sqr d))))))>
* [enter]simplify:  Simplifying (/ (+ (* b d) (* c a)) (sqr (sqrt (+ (sqr c) (sqr d)))))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (20 enodes)
* * [misc]simplify:  iters left: 4 (23 enodes)
* [exit]simplify:  Simplified to (/ (+ (* d b) (* a c)) (+ (* d d) (* c c)))
* * * * [misc]progress:  [ 12 / 79 ] simplifiying candidate #<alt-event (λ (a b c d) (/ (+ (* b d) (* c a)) (sqr (sqrt (+ (sqr c) (sqr d))))))>
* [enter]simplify:  Simplifying (/ (+ (* b d) (* c a)) (sqr (sqrt (+ (sqr c) (sqr d)))))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (20 enodes)
* * [misc]simplify:  iters left: 4 (23 enodes)
* [exit]simplify:  Simplified to (/ (+ (* d b) (* a c)) (+ (* d d) (* c c)))
* * * * [misc]progress:  [ 13 / 79 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (+ (* a c) (* b d)) (sqr (pow (+ (sqr c) (sqr d)) 1/2))))>
* * * * [misc]progress:  [ 14 / 79 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (+ (* a c) (* b d)) (sqr (pow (sqrt (+ (sqr c) (sqr d))) 1))))>
* * * * [misc]progress:  [ 15 / 79 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (+ (* a c) (* b d)) (sqr (exp (log (sqrt (+ (sqr c) (sqr d))))))))>
* [enter]simplify:  Simplifying (log (sqrt (+ (sqr c) (sqr d))))
* * [misc]simplify:  iters left: 5 (7 enodes)
* * [misc]simplify:  iters left: 4 (10 enodes)
* [exit]simplify:  Simplified to (log (sqrt (+ (sqr c) (* d d))))
* [exit]simplify:  Simplified to (log (sqrt (+ (sqr c) (* d d))))
* * * * [misc]progress:  [ 16 / 79 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (+ (* a c) (* b d)) (sqr (log (exp (sqrt (+ (sqr c) (sqr d))))))))>
* [enter]simplify:  Simplifying (exp (sqrt (+ (sqr c) (sqr d))))
* * [misc]simplify:  iters left: 5 (7 enodes)
* * [misc]simplify:  iters left: 4 (10 enodes)
* [exit]simplify:  Simplified to (exp (sqrt (+ (sqr c) (* d d))))
* [exit]simplify:  Simplified to (exp (sqrt (+ (sqr c) (* d d))))
* * * * [misc]progress:  [ 17 / 79 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (+ (* a c) (* b d)) (sqr (cube (cbrt (sqrt (+ (sqr c) (sqr d))))))))>
* [enter]simplify:  Simplifying (cbrt (sqrt (+ (sqr c) (sqr d))))
* * [misc]simplify:  iters left: 5 (7 enodes)
* * [misc]simplify:  iters left: 4 (10 enodes)
* [exit]simplify:  Simplified to (cbrt (sqrt (+ (sqr c) (* d d))))
* [exit]simplify:  Simplified to (cbrt (sqrt (+ (sqr c) (* d d))))
* * * * [misc]progress:  [ 18 / 79 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (+ (* a c) (* b d)) (sqr (cbrt (cube (sqrt (+ (sqr c) (sqr d))))))))>
* [enter]simplify:  Simplifying (cube (sqrt (+ (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 (* (+ (sqr c) (* d d)) (sqrt (+ (sqr c) (* d d))))
* [exit]simplify:  Simplified to (* (+ (sqr c) (* d d)) (sqrt (+ (sqr c) (* d d))))
* * * * [misc]progress:  [ 19 / 79 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (+ (* a c) (* b d)) (sqr (* (sqrt 1) (sqrt (+ (sqr c) (sqr d)))))))>
* [enter]simplify:  Simplifying (sqrt 1)
* * [misc]simplify:  iters left: 1 (2 enodes)
* [exit]simplify:  Simplified to (sqrt 1)
* [exit]simplify:  Simplified to (sqrt 1)
* [enter]simplify:  Simplifying (sqrt (+ (sqr c) (sqr d)))
* * [misc]simplify:  iters left: 4 (6 enodes)
* * [misc]simplify:  iters left: 3 (9 enodes)
* [exit]simplify:  Simplified to (sqrt (+ (sqr c) (* d d)))
* [exit]simplify:  Simplified to (sqrt (+ (sqr c) (* d d)))
* * * * [misc]progress:  [ 20 / 79 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (+ (* a c) (* b d)) (sqr (* (sqrt 1) (sqrt (+ (sqr c) (sqr d)))))))>
* [enter]simplify:  Simplifying (sqrt 1)
* * [misc]simplify:  iters left: 1 (2 enodes)
* [exit]simplify:  Simplified to (sqrt 1)
* [exit]simplify:  Simplified to (sqrt 1)
* [enter]simplify:  Simplifying (sqrt (+ (sqr c) (sqr d)))
* * [misc]simplify:  iters left: 4 (6 enodes)
* * [misc]simplify:  iters left: 3 (9 enodes)
* [exit]simplify:  Simplified to (sqrt (+ (sqr c) (* d d)))
* [exit]simplify:  Simplified to (sqrt (+ (sqr c) (* d d)))
* * * * [misc]progress:  [ 21 / 79 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (+ (* a c) (* b d)) (sqr (/ (sqrt (- (pow (sqr c) 3) (pow (sqr d) 3))) (sqrt (+ (sqr (sqr c)) (- (sqr (sqr d)) (* (sqr c) (sqr d)))))))))>
* [enter]simplify:  Simplifying (sqrt (- (pow (sqr c) 3) (pow (sqr d) 3)))
* * [misc]simplify:  iters left: 5 (9 enodes)
* * [misc]simplify:  iters left: 4 (13 enodes)
* * [misc]simplify:  iters left: 3 (21 enodes)
* * [misc]simplify:  iters left: 2 (33 enodes)
* * [misc]simplify:  iters left: 1 (43 enodes)
* [exit]simplify:  Simplified to (sqrt (* (+ (cube c) (cube d)) (- (cube c) (cube d))))
* [exit]simplify:  Simplified to (sqrt (* (+ (cube c) (cube d)) (- (cube c) (cube d))))
* [enter]simplify:  Simplifying (sqrt (+ (sqr (sqr c)) (- (sqr (sqr d)) (* (sqr c) (sqr d)))))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (18 enodes)
* * [misc]simplify:  iters left: 4 (31 enodes)
* * [misc]simplify:  iters left: 3 (49 enodes)
* * [misc]simplify:  iters left: 2 (70 enodes)
* * [misc]simplify:  iters left: 1 (90 enodes)
* [exit]simplify:  Simplified to (sqrt (+ (* (sqr c) (sqr c)) (- (* (* d d) (* d d)) (sqr (* c d)))))
* [exit]simplify:  Simplified to (sqrt (+ (* (sqr c) (sqr c)) (- (* (* d d) (* d d)) (sqr (* c d)))))
* * * * [misc]progress:  [ 22 / 79 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (+ (* a c) (* b d)) (sqr (/ (sqrt (- (sqr (sqr c)) (sqr (sqr d)))) (sqrt (- (sqr c) (sqr d)))))))>
* [enter]simplify:  Simplifying (sqrt (- (sqr (sqr c)) (sqr (sqr d))))
* * [misc]simplify:  iters left: 5 (8 enodes)
* * [misc]simplify:  iters left: 4 (15 enodes)
* * [misc]simplify:  iters left: 3 (24 enodes)
* * [misc]simplify:  iters left: 2 (40 enodes)
* * [misc]simplify:  iters left: 1 (74 enodes)
* [exit]simplify:  Simplified to (sqrt (* (- (sqr c) (* d d)) (+ (* d d) (sqr c))))
* [exit]simplify:  Simplified to (sqrt (* (- (sqr c) (* d d)) (+ (* d d) (sqr c))))
* [enter]simplify:  Simplifying (sqrt (- (sqr c) (sqr d)))
* * [misc]simplify:  iters left: 4 (6 enodes)
* * [misc]simplify:  iters left: 3 (11 enodes)
* * [misc]simplify:  iters left: 2 (13 enodes)
* * [misc]simplify:  iters left: 1 (21 enodes)
* [exit]simplify:  Simplified to (sqrt (* (+ c d) (- c d)))
* [exit]simplify:  Simplified to (sqrt (* (+ c d) (- c d)))
* * * * [misc]progress:  [ 23 / 79 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (+ (* a c) (* b d)) (sqr (sqr (sqrt (sqrt (+ (sqr c) (sqr d))))))))>
* [enter]simplify:  Simplifying (sqrt (sqrt (+ (sqr c) (sqr d))))
* * [misc]simplify:  iters left: 5 (7 enodes)
* * [misc]simplify:  iters left: 4 (10 enodes)
* [exit]simplify:  Simplified to (sqrt (sqrt (+ (sqr c) (* d d))))
* [exit]simplify:  Simplified to (sqrt (sqrt (+ (sqr c) (* d d))))
* * * * [misc]progress:  [ 24 / 79 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (+ (* a c) (* b d)) (sqr (fabs (sqrt (+ (sqr c) (sqr d)))))))>
* * * * [misc]progress:  [ 25 / 79 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (+ (* a c) (* b d)) (sqr (* 1 (sqrt (+ (sqr c) (sqr d)))))))>
* * * * [misc]progress:  [ 26 / 79 ] simplifiying candidate #<alt-delta (λ (a b c d) (pow (/ (+ (* a c) (* b d)) (sqr (sqrt (+ (sqr c) (sqr d))))) 1))>
* * * * [misc]progress:  [ 27 / 79 ] simplifiying candidate #<alt-delta (λ (a b c d) (exp (- (log (+ (* a c) (* b d))) (log (sqr (sqrt (+ (sqr c) (sqr d))))))))>
* [enter]simplify:  Simplifying (- (log (+ (* a c) (* b d))) (log (sqr (sqrt (+ (sqr c) (sqr d))))))
* * [misc]simplify:  iters left: 6 (15 enodes)
* * [misc]simplify:  iters left: 5 (22 enodes)
* * [misc]simplify:  iters left: 4 (25 enodes)
* * [misc]simplify:  iters left: 3 (27 enodes)
* [exit]simplify:  Simplified to (- (log (+ (* c a) (* d b))) (log (+ (* d d) (* c c))))
* [exit]simplify:  Simplified to (- (log (+ (* c a) (* d b))) (log (+ (* d d) (* c c))))
* * * * [misc]progress:  [ 28 / 79 ] simplifiying candidate #<alt-delta (λ (a b c d) (exp (log (/ (+ (* a c) (* b d)) (sqr (sqrt (+ (sqr c) (sqr d))))))))>
* [enter]simplify:  Simplifying (log (/ (+ (* a c) (* b d)) (sqr (sqrt (+ (sqr c) (sqr d))))))
* * [misc]simplify:  iters left: 6 (14 enodes)
* * [misc]simplify:  iters left: 5 (24 enodes)
* * [misc]simplify:  iters left: 4 (29 enodes)
* * [misc]simplify:  iters left: 3 (31 enodes)
* * [misc]simplify:  iters left: 2 (33 enodes)
* [exit]simplify:  Simplified to (log (/ (+ (* c a) (* d b)) (+ (* d d) (* c c))))
* [exit]simplify:  Simplified to (log (/ (+ (* c a) (* d b)) (+ (* d d) (* c c))))
* * * * [misc]progress:  [ 29 / 79 ] simplifiying candidate #<alt-delta (λ (a b c d) (log (exp (/ (+ (* a c) (* b d)) (sqr (sqrt (+ (sqr c) (sqr d))))))))>
* [enter]simplify:  Simplifying (exp (/ (+ (* a c) (* b d)) (sqr (sqrt (+ (sqr c) (sqr d))))))
* * [misc]simplify:  iters left: 6 (14 enodes)
* * [misc]simplify:  iters left: 5 (21 enodes)
* * [misc]simplify:  iters left: 4 (24 enodes)
* [exit]simplify:  Simplified to (exp (/ (+ (* c a) (* d b)) (+ (* d d) (* c c))))
* [exit]simplify:  Simplified to (exp (/ (+ (* c a) (* d b)) (+ (* d d) (* c c))))
* * * * [misc]progress:  [ 30 / 79 ] simplifiying candidate #<alt-delta (λ (a b c d) (cbrt (/ (cube (+ (* a c) (* b d))) (cube (sqr (sqrt (+ (sqr c) (sqr d))))))))>
* [enter]simplify:  Simplifying (/ (cube (+ (* a c) (* b d))) (cube (sqr (sqrt (+ (sqr c) (sqr d))))))
* * [misc]simplify:  iters left: 6 (15 enodes)
* * [misc]simplify:  iters left: 5 (26 enodes)
* * [misc]simplify:  iters left: 4 (52 enodes)
* * [misc]simplify:  iters left: 3 (173 enodes)
* * [misc]simplify:  iters left: 2 (474 enodes)
* [exit]simplify:  Simplified to (cube (/ (+ (* c a) (* d b)) (+ (* d d) (* c c))))
* [exit]simplify:  Simplified to (cube (/ (+ (* c a) (* d b)) (+ (* d d) (* c c))))
* * * * [misc]progress:  [ 31 / 79 ] simplifiying candidate #<alt-delta (λ (a b c d) (cube (cbrt (/ (+ (* a c) (* b d)) (sqr (sqrt (+ (sqr c) (sqr d))))))))>
* [enter]simplify:  Simplifying (cbrt (/ (+ (* a c) (* b d)) (sqr (sqrt (+ (sqr c) (sqr d))))))
* * [misc]simplify:  iters left: 6 (14 enodes)
* * [misc]simplify:  iters left: 5 (21 enodes)
* * [misc]simplify:  iters left: 4 (24 enodes)
* [exit]simplify:  Simplified to (cbrt (/ (+ (* c a) (* d b)) (+ (* d d) (* c c))))
* [exit]simplify:  Simplified to (cbrt (/ (+ (* c a) (* d b)) (+ (* d d) (* c c))))
* * * * [misc]progress:  [ 32 / 79 ] simplifiying candidate #<alt-delta (λ (a b c d) (cbrt (cube (/ (+ (* a c) (* b d)) (sqr (sqrt (+ (sqr c) (sqr d))))))))>
* [enter]simplify:  Simplifying (cube (/ (+ (* a c) (* b d)) (sqr (sqrt (+ (sqr c) (sqr d))))))
* * [misc]simplify:  iters left: 6 (14 enodes)
* * [misc]simplify:  iters left: 5 (26 enodes)
* * [misc]simplify:  iters left: 4 (41 enodes)
* * [misc]simplify:  iters left: 3 (88 enodes)
* * [misc]simplify:  iters left: 2 (227 enodes)
* [exit]simplify:  Simplified to (cube (/ (+ (* c a) (* d b)) (+ (* d d) (* c c))))
* [exit]simplify:  Simplified to (cube (/ (+ (* c a) (* d b)) (+ (* d d) (* c c))))
* * * * [misc]progress:  [ 33 / 79 ] simplifiying candidate #<alt-delta (λ (a b c d) (cube (/ (cbrt (+ (* a c) (* b d))) (cbrt (sqr (sqrt (+ (sqr c) (sqr d))))))))>
* [enter]simplify:  Simplifying (/ (cbrt (+ (* a c) (* b d))) (cbrt (sqr (sqrt (+ (sqr c) (sqr d))))))
* * [misc]simplify:  iters left: 6 (15 enodes)
* * [misc]simplify:  iters left: 5 (22 enodes)
* * [misc]simplify:  iters left: 4 (23 enodes)
* [exit]simplify:  Simplified to (/ (cbrt (+ (* c a) (* d b))) (cbrt (+ (* d d) (* c c))))
* [exit]simplify:  Simplified to (/ (cbrt (+ (* c a) (* d b))) (cbrt (+ (* d d) (* c c))))
* * * * [misc]progress:  [ 34 / 79 ] simplifiying candidate #<alt-delta (λ (a b c d) (sqr (sqrt (/ (+ (* a c) (* b d)) (sqr (sqrt (+ (sqr c) (sqr d))))))))>
* [enter]simplify:  Simplifying (sqrt (/ (+ (* a c) (* b d)) (sqr (sqrt (+ (sqr c) (sqr d))))))
* * [misc]simplify:  iters left: 6 (14 enodes)
* * [misc]simplify:  iters left: 5 (21 enodes)
* * [misc]simplify:  iters left: 4 (24 enodes)
* [exit]simplify:  Simplified to (sqrt (/ (+ (* c a) (* d b)) (+ (* d d) (* c c))))
* [exit]simplify:  Simplified to (sqrt (/ (+ (* c a) (* d b)) (+ (* d d) (* c c))))
* * * * [misc]progress:  [ 35 / 79 ] 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 (19 enodes)
* [exit]simplify:  Simplified to (/ (sqrt (+ (* c a) (* d b))) (sqrt (+ (* d d) (* c c))))
* [exit]simplify:  Simplified to (/ (sqrt (+ (* c a) (* d b))) (sqrt (+ (* d d) (* c c))))
* * * * [misc]progress:  [ 36 / 79 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (- (+ (* a c) (* b d))) (- (sqr (sqrt (+ (sqr c) (sqr d)))))))>
* [enter]simplify:  Simplifying (- (+ (* a c) (* b d)))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (14 enodes)
* * [misc]simplify:  iters left: 4 (27 enodes)
* [exit]simplify:  Simplified to (- (+ (* c a) (* d b)))
* [exit]simplify:  Simplified to (- (+ (* c a) (* d b)))
* [enter]simplify:  Simplifying (- (sqr (sqrt (+ (sqr c) (sqr d)))))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (12 enodes)
* * [misc]simplify:  iters left: 4 (20 enodes)
* * [misc]simplify:  iters left: 3 (26 enodes)
* [exit]simplify:  Simplified to (- (+ (sqr c) (* d d)))
* [exit]simplify:  Simplified to (- (+ (sqr c) (* d d)))
* * * * [misc]progress:  [ 37 / 79 ] simplifiying candidate #<alt-delta (λ (a b c d) (* (/ 1 (sqr (sqrt 1))) (/ (+ (* a c) (* b d)) (sqr (sqrt (+ (sqr c) (sqr d)))))))>
* [enter]simplify:  Simplifying (/ 1 (sqr (sqrt 1)))
* * [misc]simplify:  iters left: 4 (4 enodes)
* * [misc]simplify:  iters left: 3 (7 enodes)
* [exit]simplify:  Simplified to (/ 1 1)
* [exit]simplify:  Simplified to (/ 1 1)
* [enter]simplify:  Simplifying (/ (+ (* a c) (* b d)) (sqr (sqrt (+ (sqr c) (sqr d)))))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (20 enodes)
* * [misc]simplify:  iters left: 4 (23 enodes)
* [exit]simplify:  Simplified to (/ (+ (* c a) (* d b)) (+ (* d d) (* c c)))
* [exit]simplify:  Simplified to (/ (+ (* c a) (* d b)) (+ (* d d) (* c c)))
* * * * [misc]progress:  [ 38 / 79 ] simplifiying candidate #<alt-delta (λ (a b c d) (* (/ 1 (sqr (sqrt 1))) (/ (+ (* a c) (* b d)) (sqr (sqrt (+ (sqr c) (sqr d)))))))>
* [enter]simplify:  Simplifying (/ 1 (sqr (sqrt 1)))
* * [misc]simplify:  iters left: 4 (4 enodes)
* * [misc]simplify:  iters left: 3 (7 enodes)
* [exit]simplify:  Simplified to (/ 1 1)
* [exit]simplify:  Simplified to (/ 1 1)
* [enter]simplify:  Simplifying (/ (+ (* a c) (* b d)) (sqr (sqrt (+ (sqr c) (sqr d)))))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (20 enodes)
* * [misc]simplify:  iters left: 4 (23 enodes)
* [exit]simplify:  Simplified to (/ (+ (* c a) (* d b)) (+ (* d d) (* c c)))
* [exit]simplify:  Simplified to (/ (+ (* c a) (* d b)) (+ (* d d) (* c c)))
* * * * [misc]progress:  [ 39 / 79 ] simplifiying candidate #<alt-delta (λ (a b c d) (* (/ 1 (sqr 1)) (/ (+ (* a c) (* b d)) (sqr (sqrt (+ (sqr c) (sqr 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 (sqrt (+ (sqr c) (sqr d)))))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (20 enodes)
* * [misc]simplify:  iters left: 4 (23 enodes)
* [exit]simplify:  Simplified to (/ (+ (* c a) (* d b)) (+ (* d d) (* c c)))
* [exit]simplify:  Simplified to (/ (+ (* c a) (* d b)) (+ (* d d) (* c c)))
* * * * [misc]progress:  [ 40 / 79 ] simplifiying candidate #<alt-delta (λ (a b c d) (* (/ 1 (sqrt (+ (sqr c) (sqr d)))) (/ (+ (* a c) (* b d)) (sqrt (+ (sqr c) (sqr d))))))>
* [enter]simplify:  Simplifying (/ 1 (sqrt (+ (sqr c) (sqr d))))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (13 enodes)
* [exit]simplify:  Simplified to (/ 1 (sqrt (+ (* d d) (* c c))))
* [exit]simplify:  Simplified to (/ 1 (sqrt (+ (* d d) (* c c))))
* [enter]simplify:  Simplifying (/ (+ (* a c) (* b d)) (sqrt (+ (sqr c) (sqr d))))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (18 enodes)
* [exit]simplify:  Simplified to (/ (+ (* c a) (* d b)) (sqrt (+ (* d d) (* c c))))
* [exit]simplify:  Simplified to (/ (+ (* c a) (* d b)) (sqrt (+ (* d d) (* c c))))
* * * * [misc]progress:  [ 41 / 79 ] simplifiying candidate #<alt-delta (λ (a b c d) (* (/ 1 1) (/ (+ (* a c) (* b d)) (sqr (sqrt (+ (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 (sqrt (+ (sqr c) (sqr d)))))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (20 enodes)
* * [misc]simplify:  iters left: 4 (23 enodes)
* [exit]simplify:  Simplified to (/ (+ (* c a) (* d b)) (+ (* d d) (* c c)))
* [exit]simplify:  Simplified to (/ (+ (* c a) (* d b)) (+ (* d d) (* c c)))
* * * * [misc]progress:  [ 42 / 79 ] simplifiying candidate #<alt-delta (λ (a b c d) (* 1 (/ (+ (* a c) (* b d)) (sqr (sqrt (+ (sqr c) (sqr d)))))))>
* * * * [misc]progress:  [ 43 / 79 ] simplifiying candidate #<alt-delta (λ (a b c d) (* (+ (* a c) (* b d)) (/ 1 (sqr (sqrt (+ (sqr c) (sqr d)))))))>
* [enter]simplify:  Simplifying (/ 1 (sqr (sqrt (+ (sqr c) (sqr d)))))
* * [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 (/ 1 (+ (* d d) (* c c)))
* [exit]simplify:  Simplified to (/ 1 (+ (* d d) (* c c)))
* * * * [misc]progress:  [ 44 / 79 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ 1 (/ (sqr (sqrt (+ (sqr c) (sqr d)))) (+ (* a c) (* b d)))))>
* [enter]simplify:  Simplifying (/ (sqr (sqrt (+ (sqr c) (sqr d)))) (+ (* a c) (* b d)))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (20 enodes)
* * [misc]simplify:  iters left: 4 (23 enodes)
* * [misc]simplify:  iters left: 3 (25 enodes)
* * [misc]simplify:  iters left: 2 (26 enodes)
* [exit]simplify:  Simplified to (/ (+ (sqr c) (* d d)) (+ (* b d) (* a c)))
* [exit]simplify:  Simplified to (/ (+ (sqr c) (* d d)) (+ (* b d) (* a c)))
* * * * [misc]progress:  [ 45 / 79 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (/ (+ (* a c) (* b d)) (sqr (sqrt 1))) (sqr (sqrt (+ (sqr c) (sqr d))))))>
* [enter]simplify:  Simplifying (/ (+ (* a c) (* b d)) (sqr (sqrt 1)))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (17 enodes)
* [exit]simplify:  Simplified to (/ (+ (* c a) (* d b)) 1)
* [exit]simplify:  Simplified to (/ (+ (* c a) (* d b)) 1)
* * * * [misc]progress:  [ 46 / 79 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (/ (+ (* a c) (* b d)) (sqr (sqrt 1))) (sqr (sqrt (+ (sqr c) (sqr d))))))>
* [enter]simplify:  Simplifying (/ (+ (* a c) (* b d)) (sqr (sqrt 1)))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (17 enodes)
* [exit]simplify:  Simplified to (/ (+ (* c a) (* d b)) 1)
* [exit]simplify:  Simplified to (/ (+ (* c a) (* d b)) 1)
* * * * [misc]progress:  [ 47 / 79 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (/ (+ (* a c) (* b d)) (sqr 1)) (sqr (sqrt (+ (sqr c) (sqr d))))))>
* [enter]simplify:  Simplifying (/ (+ (* a c) (* b d)) (sqr 1))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (16 enodes)
* [exit]simplify:  Simplified to (/ (+ (* c a) (* d b)) 1)
* [exit]simplify:  Simplified to (/ (+ (* c a) (* d b)) 1)
* * * * [misc]progress:  [ 48 / 79 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (/ (+ (* a c) (* b d)) (sqrt (+ (sqr c) (sqr d)))) (sqrt (+ (sqr c) (sqr d)))))>
* [enter]simplify:  Simplifying (/ (+ (* a c) (* b d)) (sqrt (+ (sqr c) (sqr d))))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (18 enodes)
* [exit]simplify:  Simplified to (/ (+ (* c a) (* d b)) (sqrt (+ (* d d) (* c c))))
* [exit]simplify:  Simplified to (/ (+ (* c a) (* d b)) (sqrt (+ (* d d) (* c c))))
* * * * [misc]progress:  [ 49 / 79 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (/ (+ (* a c) (* b d)) 1) (sqr (sqrt (+ (sqr c) (sqr d))))))>
* [enter]simplify:  Simplifying (/ (+ (* a c) (* b d)) 1)
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (14 enodes)
* [exit]simplify:  Simplified to (/ (+ (* c a) (* d b)) 1)
* [exit]simplify:  Simplified to (/ (+ (* c a) (* d b)) 1)
* * * * [misc]progress:  [ 50 / 79 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ 1 (/ (sqr (sqrt (+ (sqr c) (sqr d)))) (+ (* a c) (* b d)))))>
* [enter]simplify:  Simplifying (/ (sqr (sqrt (+ (sqr c) (sqr d)))) (+ (* a c) (* b d)))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (20 enodes)
* * [misc]simplify:  iters left: 4 (23 enodes)
* * [misc]simplify:  iters left: 3 (25 enodes)
* * [misc]simplify:  iters left: 2 (26 enodes)
* [exit]simplify:  Simplified to (/ (+ (sqr c) (* d d)) (+ (* b d) (* a c)))
* [exit]simplify:  Simplified to (/ (+ (sqr c) (* d d)) (+ (* b d) (* a c)))
* * * * [misc]progress:  [ 51 / 79 ] simplifiying candidate #<alt-delta (λ (a b c d) (* (/ (+ (* a c) (* b d)) (sqr (sqrt (- (pow (sqr c) 3) (pow (sqr d) 3))))) (sqr (sqrt (+ (sqr (sqr c)) (- (sqr (sqr d)) (* (sqr c) (sqr d))))))))>
* [enter]simplify:  Simplifying (/ (+ (* a c) (* b d)) (sqr (sqrt (- (pow (sqr c) 3) (pow (sqr d) 3)))))
* * [misc]simplify:  iters left: 6 (16 enodes)
* * [misc]simplify:  iters left: 5 (24 enodes)
* * [misc]simplify:  iters left: 4 (35 enodes)
* * [misc]simplify:  iters left: 3 (47 enodes)
* * [misc]simplify:  iters left: 2 (57 enodes)
* * [misc]simplify:  iters left: 1 (66 enodes)
* [exit]simplify:  Simplified to (/ (+ (* c a) (* d b)) (- (cube (* c c)) (cube (* d d))))
* [exit]simplify:  Simplified to (/ (+ (* c a) (* d b)) (- (cube (* c c)) (cube (* d d))))
* * * * [misc]progress:  [ 52 / 79 ] simplifiying candidate #<alt-delta (λ (a b c d) (* (/ (+ (* a c) (* b d)) (sqr (sqrt (- (sqr (sqr c)) (sqr (sqr d)))))) (sqr (sqrt (- (sqr c) (sqr d))))))>
* [enter]simplify:  Simplifying (/ (+ (* a c) (* b d)) (sqr (sqrt (- (sqr (sqr c)) (sqr (sqr d))))))
* * [misc]simplify:  iters left: 6 (15 enodes)
* * [misc]simplify:  iters left: 5 (26 enodes)
* * [misc]simplify:  iters left: 4 (40 enodes)
* * [misc]simplify:  iters left: 3 (56 enodes)
* * [misc]simplify:  iters left: 2 (90 enodes)
* * [misc]simplify:  iters left: 1 (190 enodes)
* [exit]simplify:  Simplified to (/ (+ (* c a) (* d b)) (- (* (* c c) (* c c)) (* (* d d) (* d d))))
* [exit]simplify:  Simplified to (/ (+ (* c a) (* d b)) (- (* (* c c) (* c c)) (* (* d d) (* d d))))
* * * * [misc]progress:  [ 53 / 79 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (- (pow (* a c) 3) (pow (* b d) 3)) (* (sqr (sqrt (+ (sqr c) (sqr d)))) (+ (sqr (* a c)) (- (sqr (* b d)) (* (* a c) (* b d)))))))>
* [enter]simplify:  Simplifying (* (sqr (sqrt (+ (sqr c) (sqr d)))) (+ (sqr (* a c)) (- (sqr (* b d)) (* (* a c) (* b d)))))
* * [misc]simplify:  iters left: 6 (17 enodes)
* * [misc]simplify:  iters left: 5 (41 enodes)
* * [misc]simplify:  iters left: 4 (93 enodes)
* * [misc]simplify:  iters left: 3 (182 enodes)
* * [misc]simplify:  iters left: 2 (372 enodes)
* [exit]simplify:  Simplified to (* (+ (* (* b d) (- (* b d) (* a c))) (* (* a c) (* a c))) (+ (sqr c) (* d d)))
* [exit]simplify:  Simplified to (* (+ (* (* b d) (- (* b d) (* a c))) (* (* a c) (* a c))) (+ (sqr c) (* d d)))
* * * * [misc]progress:  [ 54 / 79 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (- (sqr (* a c)) (sqr (* b d))) (* (sqr (sqrt (+ (sqr c) (sqr d)))) (- (* a c) (* b d)))))>
* [enter]simplify:  Simplifying (* (sqr (sqrt (+ (sqr c) (sqr d)))) (- (* a c) (* b d)))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (20 enodes)
* * [misc]simplify:  iters left: 4 (31 enodes)
* * [misc]simplify:  iters left: 3 (41 enodes)
* [exit]simplify:  Simplified to (* (- (* a c) (* b d)) (+ (sqr c) (* d d)))
* [exit]simplify:  Simplified to (* (- (* a c) (* b d)) (+ (sqr c) (* d d)))
* * * * [misc]progress:  [ 55 / 79 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (+ (* a c) (* b d)) (pow (sqrt (+ (sqr c) (sqr d))) 2)))>
* * * * [misc]progress:  [ 56 / 79 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (+ (* a c) (* b d)) (pow (sqr (sqrt (+ (sqr c) (sqr d)))) 1)))>
* * * * [misc]progress:  [ 57 / 79 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (+ (* a c) (* b d)) (exp (log (sqr (sqrt (+ (sqr c) (sqr d))))))))>
* [enter]simplify:  Simplifying (log (sqr (sqrt (+ (sqr c) (sqr d)))))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (12 enodes)
* * [misc]simplify:  iters left: 4 (15 enodes)
* [exit]simplify:  Simplified to (log (+ (sqr c) (* d d)))
* [exit]simplify:  Simplified to (log (+ (sqr c) (* d d)))
* * * * [misc]progress:  [ 58 / 79 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (+ (* a c) (* b d)) (log (exp (sqr (sqrt (+ (sqr c) (sqr d))))))))>
* [enter]simplify:  Simplifying (exp (sqr (sqrt (+ (sqr c) (sqr d)))))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (12 enodes)
* * [misc]simplify:  iters left: 4 (19 enodes)
* * [misc]simplify:  iters left: 3 (23 enodes)
* [exit]simplify:  Simplified to (exp (+ (sqr c) (* d d)))
* [exit]simplify:  Simplified to (exp (+ (sqr c) (* d d)))
* * * * [misc]progress:  [ 59 / 79 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (+ (* a c) (* b d)) (cube (cbrt (sqr (sqrt (+ (sqr c) (sqr d))))))))>
* [enter]simplify:  Simplifying (cbrt (sqr (sqrt (+ (sqr c) (sqr d)))))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (12 enodes)
* * [misc]simplify:  iters left: 4 (13 enodes)
* [exit]simplify:  Simplified to (cbrt (+ (sqr c) (* d d)))
* [exit]simplify:  Simplified to (cbrt (+ (sqr c) (* d d)))
* * * * [misc]progress:  [ 60 / 79 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (+ (* a c) (* b d)) (cbrt (cube (sqr (sqrt (+ (sqr c) (sqr d))))))))>
* [enter]simplify:  Simplifying (cube (sqr (sqrt (+ (sqr c) (sqr d)))))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (14 enodes)
* * [misc]simplify:  iters left: 4 (30 enodes)
* * [misc]simplify:  iters left: 3 (81 enodes)
* * [misc]simplify:  iters left: 2 (211 enodes)
* * [misc]simplify:  iters left: 1 (383 enodes)
* [exit]simplify:  Simplified to (cube (+ (sqr c) (* d d)))
* [exit]simplify:  Simplified to (cube (+ (sqr c) (* d d)))
* * * * [misc]progress:  [ 61 / 79 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (+ (* a c) (* b d)) (sqr (sqrt (sqr (sqrt (+ (sqr c) (sqr d))))))))>
* [enter]simplify:  Simplifying (sqrt (sqr (sqrt (+ (sqr c) (sqr d)))))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (12 enodes)
* * [misc]simplify:  iters left: 4 (14 enodes)
* * [misc]simplify:  iters left: 3 (15 enodes)
* * [misc]simplify:  iters left: 2 (16 enodes)
* [exit]simplify:  Simplified to (sqrt (+ (sqr c) (* d d)))
* [exit]simplify:  Simplified to (sqrt (+ (sqr c) (* d d)))
* * * * [misc]progress:  [ 62 / 79 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (+ (* a c) (* b d)) (* (sqr (sqrt 1)) (sqr (sqrt (+ (sqr c) (sqr d)))))))>
* [enter]simplify:  Simplifying (sqr (sqrt 1))
* * [misc]simplify:  iters left: 2 (3 enodes)
* * [misc]simplify:  iters left: 1 (6 enodes)
* [exit]simplify:  Simplified to 1
* [exit]simplify:  Simplified to 1
* [enter]simplify:  Simplifying (sqr (sqrt (+ (sqr c) (sqr d))))
* * [misc]simplify:  iters left: 5 (7 enodes)
* * [misc]simplify:  iters left: 4 (11 enodes)
* * [misc]simplify:  iters left: 3 (12 enodes)
* [exit]simplify:  Simplified to (+ (sqr c) (* d d))
* [exit]simplify:  Simplified to (+ (sqr c) (* d d))
* * * * [misc]progress:  [ 63 / 79 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (+ (* a c) (* b d)) (* (sqr (sqrt 1)) (sqr (sqrt (+ (sqr c) (sqr d)))))))>
* [enter]simplify:  Simplifying (sqr (sqrt 1))
* * [misc]simplify:  iters left: 2 (3 enodes)
* * [misc]simplify:  iters left: 1 (6 enodes)
* [exit]simplify:  Simplified to 1
* [exit]simplify:  Simplified to 1
* [enter]simplify:  Simplifying (sqr (sqrt (+ (sqr c) (sqr d))))
* * [misc]simplify:  iters left: 5 (7 enodes)
* * [misc]simplify:  iters left: 4 (11 enodes)
* * [misc]simplify:  iters left: 3 (12 enodes)
* [exit]simplify:  Simplified to (+ (sqr c) (* d d))
* [exit]simplify:  Simplified to (+ (sqr c) (* d d))
* * * * [misc]progress:  [ 64 / 79 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (+ (* a c) (* b d)) (* (sqr 1) (sqr (sqrt (+ (sqr c) (sqr 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 (sqrt (+ (sqr c) (sqr d))))
* * [misc]simplify:  iters left: 5 (7 enodes)
* * [misc]simplify:  iters left: 4 (11 enodes)
* * [misc]simplify:  iters left: 3 (12 enodes)
* [exit]simplify:  Simplified to (+ (sqr c) (* d d))
* [exit]simplify:  Simplified to (+ (sqr c) (* d d))
* * * * [misc]progress:  [ 65 / 79 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (+ (* a c) (* b d)) (/ (sqr (sqrt (- (pow (sqr c) 3) (pow (sqr d) 3)))) (sqr (sqrt (+ (sqr (sqr c)) (- (sqr (sqr d)) (* (sqr c) (sqr d)))))))))>
* [enter]simplify:  Simplifying (sqr (sqrt (- (pow (sqr c) 3) (pow (sqr d) 3))))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (15 enodes)
* * [misc]simplify:  iters left: 4 (24 enodes)
* * [misc]simplify:  iters left: 3 (36 enodes)
* * [misc]simplify:  iters left: 2 (46 enodes)
* * [misc]simplify:  iters left: 1 (55 enodes)
* [exit]simplify:  Simplified to (* (+ (cube d) (cube c)) (- (cube c) (cube d)))
* [exit]simplify:  Simplified to (* (+ (cube d) (cube c)) (- (cube c) (cube d)))
* [enter]simplify:  Simplifying (sqr (sqrt (+ (sqr (sqr c)) (- (sqr (sqr d)) (* (sqr c) (sqr d))))))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (20 enodes)
* * [misc]simplify:  iters left: 4 (34 enodes)
* * [misc]simplify:  iters left: 3 (52 enodes)
* * [misc]simplify:  iters left: 2 (73 enodes)
* * [misc]simplify:  iters left: 1 (93 enodes)
* [exit]simplify:  Simplified to (- (* (* d d) (* d d)) (- (* (* c d) (* c d)) (* (sqr c) (sqr c))))
* [exit]simplify:  Simplified to (- (* (* d d) (* d d)) (- (* (* c d) (* c d)) (* (sqr c) (sqr c))))
* * * * [misc]progress:  [ 66 / 79 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (+ (* a c) (* b d)) (/ (sqr (sqrt (- (sqr (sqr c)) (sqr (sqr d))))) (sqr (sqrt (- (sqr c) (sqr d)))))))>
* [enter]simplify:  Simplifying (sqr (sqrt (- (sqr (sqr c)) (sqr (sqr d)))))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (17 enodes)
* * [misc]simplify:  iters left: 4 (27 enodes)
* * [misc]simplify:  iters left: 3 (43 enodes)
* * [misc]simplify:  iters left: 2 (77 enodes)
* * [misc]simplify:  iters left: 1 (175 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 (sqrt (- (sqr c) (sqr d))))
* * [misc]simplify:  iters left: 5 (7 enodes)
* * [misc]simplify:  iters left: 4 (13 enodes)
* * [misc]simplify:  iters left: 3 (16 enodes)
* * [misc]simplify:  iters left: 2 (24 enodes)
* [exit]simplify:  Simplified to (* (- c d) (+ c d))
* [exit]simplify:  Simplified to (* (- c d) (+ c d))
* * * * [misc]progress:  [ 67 / 79 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (+ (* a c) (* b d)) (* (sqrt (+ (sqr c) (sqr d))) (sqrt (+ (sqr c) (sqr d))))))>
* * * * [misc]progress:  [ 68 / 79 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (+ (* a c) (* b d)) (* 1 (sqr (sqrt (+ (sqr c) (sqr d)))))))>
* * * * [misc]progress:  [ 69 / 79 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (log (* (exp (* a c)) (exp (* b d)))) (sqr (sqrt (+ (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 (20 enodes)
* [exit]simplify:  Simplified to (exp (+ (* c a) (* b d)))
* [exit]simplify:  Simplified to (exp (+ (* c a) (* b d)))
* * * * [misc]progress:  [ 70 / 79 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (pow (+ (* a c) (* b d)) 1) (sqr (sqrt (+ (sqr c) (sqr d))))))>
* * * * [misc]progress:  [ 71 / 79 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (exp (log (+ (* a c) (* b d)))) (sqr (sqrt (+ (sqr c) (sqr d))))))>
* [enter]simplify:  Simplifying (log (+ (* a c) (* b d)))
* * [misc]simplify:  iters left: 5 (8 enodes)
* * [misc]simplify:  iters left: 4 (11 enodes)
* [exit]simplify:  Simplified to (log (+ (* c a) (* d b)))
* [exit]simplify:  Simplified to (log (+ (* c a) (* d b)))
* * * * [misc]progress:  [ 72 / 79 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (log (exp (+ (* a c) (* b d)))) (sqr (sqrt (+ (sqr c) (sqr d))))))>
* [enter]simplify:  Simplifying (exp (+ (* a c) (* b d)))
* * [misc]simplify:  iters left: 5 (8 enodes)
* * [misc]simplify:  iters left: 4 (14 enodes)
* * [misc]simplify:  iters left: 3 (23 enodes)
* [exit]simplify:  Simplified to (exp (+ (* c a) (* d b)))
* [exit]simplify:  Simplified to (exp (+ (* c a) (* d b)))
* * * * [misc]progress:  [ 73 / 79 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (cube (cbrt (+ (* a c) (* b d)))) (sqr (sqrt (+ (sqr c) (sqr d))))))>
* [enter]simplify:  Simplifying (cbrt (+ (* a c) (* b d)))
* * [misc]simplify:  iters left: 5 (8 enodes)
* * [misc]simplify:  iters left: 4 (11 enodes)
* [exit]simplify:  Simplified to (cbrt (+ (* c a) (* d b)))
* [exit]simplify:  Simplified to (cbrt (+ (* c a) (* d b)))
* * * * [misc]progress:  [ 74 / 79 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (cbrt (cube (+ (* a c) (* b d)))) (sqr (sqrt (+ (sqr c) (sqr d))))))>
* [enter]simplify:  Simplifying (cube (+ (* a c) (* b d)))
* * [misc]simplify:  iters left: 5 (8 enodes)
* * [misc]simplify:  iters left: 4 (13 enodes)
* * [misc]simplify:  iters left: 3 (23 enodes)
* * [misc]simplify:  iters left: 2 (75 enodes)
* * [misc]simplify:  iters left: 1 (223 enodes)
* [exit]simplify:  Simplified to (cube (+ (* c a) (* d b)))
* [exit]simplify:  Simplified to (cube (+ (* c a) (* d b)))
* * * * [misc]progress:  [ 75 / 79 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (sqr (sqrt (+ (* a c) (* b d)))) (sqr (sqrt (+ (sqr c) (sqr d))))))>
* [enter]simplify:  Simplifying (sqrt (+ (* a c) (* b d)))
* * [misc]simplify:  iters left: 5 (8 enodes)
* * [misc]simplify:  iters left: 4 (11 enodes)
* [exit]simplify:  Simplified to (sqrt (+ (* c a) (* d b)))
* [exit]simplify:  Simplified to (sqrt (+ (* c a) (* d b)))
* * * * [misc]progress:  [ 76 / 79 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (* 1 (+ (* a c) (* b d))) (sqr (sqrt (+ (sqr c) (sqr d))))))>
* * * * [misc]progress:  [ 77 / 79 ] 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 (sqrt (+ (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 (43 enodes)
* * [misc]simplify:  iters left: 3 (81 enodes)
* * [misc]simplify:  iters left: 2 (123 enodes)
* * [misc]simplify:  iters left: 1 (137 enodes)
* [exit]simplify:  Simplified to (- (sqr (* b d)) (* (* c a) (- (* b d) (* c a))))
* [exit]simplify:  Simplified to (- (sqr (* b d)) (* (* c a) (- (* b d) (* c a))))
* * * * [misc]progress:  [ 78 / 79 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (/ (- (sqr (* a c)) (sqr (* b d))) (- (* a c) (* b d))) (sqr (sqrt (+ (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 (30 enodes)
* * [misc]simplify:  iters left: 2 (54 enodes)
* * [misc]simplify:  iters left: 1 (78 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:  [ 79 / 79 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (+ (* b d) (* a c)) (sqr (sqrt (+ (sqr c) (sqr d))))))>
* * * [misc]progress:  adding candidates to table
* * [misc]progress:  iteration 3 / 3
* * * [misc]progress:  picking best candidate
* * * * [misc]pick:  Picked  #<alt-delta (λ (a b c d) (* (+ (* a c) (* b d)) (/ 1 (+ (sqr c) (sqr d)))))>
* * * [misc]progress:  localizing error
* * * [misc]progress:  generating series expansions
* * * * [misc]progress:  [ 1 / 4 ] generating series at (2)
* [misc]approximate:  Taking taylor expansion of (* (+ (* a c) (* b d)) (/ 1 (+ (sqr c) (sqr d)))) in (a c b d) around 0
* [misc]taylor:  Taking taylor expansion of (* (+ (* a c) (* b d)) (/ 1 (+ (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 (/ 1 (+ (sqr c) (sqr d))) in d
* [misc]taylor:  Taking taylor expansion of (+ (sqr c) (sqr d)) in d
* [misc]taylor:  Taking taylor expansion of (sqr c) in d
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (sqr d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* c c) into (sqr c)
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (sqr c) 0) into (sqr c)
* [misc]backup-simplify:  Simplify (/ 1 (sqr c)) into (/ 1 (sqr c))
* [misc]taylor:  Taking taylor expansion of (* (+ (* a c) (* b d)) (/ 1 (+ (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 (/ 1 (+ (sqr c) (sqr d))) in b
* [misc]taylor:  Taking taylor expansion of (+ (sqr c) (sqr d)) in b
* [misc]taylor:  Taking taylor expansion of (sqr c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (sqr d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (* c c) into (sqr c)
* [misc]backup-simplify:  Simplify (* d d) into (sqr d)
* [misc]backup-simplify:  Simplify (+ (sqr c) (sqr d)) into (+ (sqr d) (sqr c))
* [misc]backup-simplify:  Simplify (/ 1 (+ (sqr d) (sqr c))) into (/ 1 (+ (sqr d) (sqr c)))
* [misc]taylor:  Taking taylor expansion of (* (+ (* a c) (* b d)) (/ 1 (+ (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 (/ 1 (+ (sqr c) (sqr d))) in c
* [misc]taylor:  Taking taylor expansion of (+ (sqr c) (sqr d)) in c
* [misc]taylor:  Taking taylor expansion of (sqr c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (sqr d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (* d d) into (sqr d)
* [misc]backup-simplify:  Simplify (+ 0 (sqr d)) into (sqr d)
* [misc]backup-simplify:  Simplify (/ 1 (sqr d)) into (/ 1 (sqr d))
* [misc]taylor:  Taking taylor expansion of (* (+ (* a c) (* b d)) (/ 1 (+ (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 (/ 1 (+ (sqr c) (sqr d))) in a
* [misc]taylor:  Taking taylor expansion of (+ (sqr c) (sqr d)) in a
* [misc]taylor:  Taking taylor expansion of (sqr c) in a
* [misc]taylor:  Taking taylor expansion of c in a
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (sqr d) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (* c c) into (sqr c)
* [misc]backup-simplify:  Simplify (* d d) into (sqr d)
* [misc]backup-simplify:  Simplify (+ (sqr c) (sqr d)) into (+ (sqr d) (sqr c))
* [misc]backup-simplify:  Simplify (/ 1 (+ (sqr d) (sqr c))) into (/ 1 (+ (sqr d) (sqr c)))
* [misc]taylor:  Taking taylor expansion of (* (+ (* a c) (* b d)) (/ 1 (+ (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 (/ 1 (+ (sqr c) (sqr d))) in a
* [misc]taylor:  Taking taylor expansion of (+ (sqr c) (sqr d)) in a
* [misc]taylor:  Taking taylor expansion of (sqr c) in a
* [misc]taylor:  Taking taylor expansion of c in a
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (sqr d) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (* c c) into (sqr c)
* [misc]backup-simplify:  Simplify (* d d) into (sqr d)
* [misc]backup-simplify:  Simplify (+ (sqr c) (sqr d)) into (+ (sqr d) (sqr c))
* [misc]backup-simplify:  Simplify (/ 1 (+ (sqr d) (sqr c))) into (/ 1 (+ (sqr d) (sqr c)))
* [misc]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 (* (* b d) (/ 1 (+ (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 (+ (* c 0) (* 0 c)) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 d)) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (+ (sqr d) (sqr c))) (/ 0 (+ (sqr d) (sqr c)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 c)) into c
* [misc]backup-simplify:  Simplify (+ (* b 0) (* 0 d)) into 0
* [misc]backup-simplify:  Simplify (+ c 0) into c
* [misc]backup-simplify:  Simplify (+ (* (* b d) 0) (* c (/ 1 (+ (sqr d) (sqr c))))) into (/ c (+ (sqr d) (sqr c)))
* [misc]taylor:  Taking taylor expansion of (/ c (+ (sqr d) (sqr c))) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (+ (sqr d) (sqr c)) in c
* [misc]taylor:  Taking taylor expansion of (sqr d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]taylor:  Taking taylor expansion of (sqr c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* d d) into (sqr d)
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (sqr d) 0) into (sqr d)
* [misc]backup-simplify:  Simplify (/ 1 (sqr d)) into (/ 1 (sqr d))
* [misc]backup-simplify:  Simplify (+ (* 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 (+ (* c 0) (+ (* 0 0) (* 0 c))) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (* 0 d))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (+ (sqr d) (sqr c))) (/ 0 (+ (sqr d) (sqr c)))) (* 0 (/ 0 (+ (sqr d) (sqr c)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 c))) into 0
* [misc]backup-simplify:  Simplify (+ (* b 0) (+ (* 0 0) (* 0 d))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (* b d) 0) (+ (* c 0) (* 0 (/ 1 (+ (sqr d) (sqr c)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in 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))) (/ 1 (+ (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))) (/ 1 (+ (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 (/ 1 (+ (sqr (/ 1 c)) (sqr (/ 1 d)))) in d
* [misc]taylor:  Taking taylor expansion of (+ (sqr (/ 1 c)) (sqr (/ 1 d))) in d
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 c)) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in d
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 d)) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (* (+ (* (/ 1 a) (/ 1 c)) (* (/ 1 b) (/ 1 d))) (/ 1 (+ (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 (/ 1 (+ (sqr (/ 1 c)) (sqr (/ 1 d)))) in b
* [misc]taylor:  Taking taylor expansion of (+ (sqr (/ 1 c)) (sqr (/ 1 d))) in b
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 c)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 d)) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]backup-simplify:  Simplify (* (/ 1 c) (/ 1 c)) into (/ 1 (sqr c))
* [misc]backup-simplify:  Simplify (* (/ 1 d) (/ 1 d)) into (/ 1 (sqr d))
* [misc]backup-simplify:  Simplify (+ (/ 1 (sqr c)) (/ 1 (sqr d))) into (+ (/ 1 (sqr d)) (/ 1 (sqr c)))
* [misc]backup-simplify:  Simplify (/ 1 (+ (/ 1 (sqr d)) (/ 1 (sqr c)))) into (/ 1 (+ (/ 1 (sqr d)) (/ 1 (sqr c))))
* [misc]taylor:  Taking taylor expansion of (* (+ (* (/ 1 a) (/ 1 c)) (* (/ 1 b) (/ 1 d))) (/ 1 (+ (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 (/ 1 (+ (sqr (/ 1 c)) (sqr (/ 1 d)))) in c
* [misc]taylor:  Taking taylor expansion of (+ (sqr (/ 1 c)) (sqr (/ 1 d))) in c
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 c)) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 d)) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (* (+ (* (/ 1 a) (/ 1 c)) (* (/ 1 b) (/ 1 d))) (/ 1 (+ (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 (/ 1 (+ (sqr (/ 1 c)) (sqr (/ 1 d)))) in a
* [misc]taylor:  Taking taylor expansion of (+ (sqr (/ 1 c)) (sqr (/ 1 d))) in a
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 c)) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in a
* [misc]taylor:  Taking taylor expansion of c in a
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 d)) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]backup-simplify:  Simplify (* (/ 1 c) (/ 1 c)) into (/ 1 (sqr c))
* [misc]backup-simplify:  Simplify (* (/ 1 d) (/ 1 d)) into (/ 1 (sqr d))
* [misc]backup-simplify:  Simplify (+ (/ 1 (sqr c)) (/ 1 (sqr d))) into (+ (/ 1 (sqr d)) (/ 1 (sqr c)))
* [misc]backup-simplify:  Simplify (/ 1 (+ (/ 1 (sqr d)) (/ 1 (sqr c)))) into (/ 1 (+ (/ 1 (sqr d)) (/ 1 (sqr c))))
* [misc]taylor:  Taking taylor expansion of (* (+ (* (/ 1 a) (/ 1 c)) (* (/ 1 b) (/ 1 d))) (/ 1 (+ (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 (/ 1 (+ (sqr (/ 1 c)) (sqr (/ 1 d)))) in a
* [misc]taylor:  Taking taylor expansion of (+ (sqr (/ 1 c)) (sqr (/ 1 d))) in a
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 c)) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in a
* [misc]taylor:  Taking taylor expansion of c in a
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 d)) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]backup-simplify:  Simplify (* (/ 1 c) (/ 1 c)) into (/ 1 (sqr c))
* [misc]backup-simplify:  Simplify (* (/ 1 d) (/ 1 d)) into (/ 1 (sqr d))
* [misc]backup-simplify:  Simplify (+ (/ 1 (sqr c)) (/ 1 (sqr d))) into (+ (/ 1 (sqr d)) (/ 1 (sqr c)))
* [misc]backup-simplify:  Simplify (/ 1 (+ (/ 1 (sqr d)) (/ 1 (sqr c)))) into (/ 1 (+ (/ 1 (sqr d)) (/ 1 (sqr c))))
* [misc]backup-simplify:  Simplify (* 1 (/ 1 c)) into (/ 1 c)
* [misc]backup-simplify:  Simplify (+ (/ 1 c) 0) into (/ 1 c)
* [misc]backup-simplify:  Simplify (* (/ 1 c) (/ 1 (+ (/ 1 (sqr d)) (/ 1 (sqr c))))) into (/ 1 (* c (+ (/ 1 (sqr d)) (/ 1 (sqr c)))))
* [misc]taylor:  Taking taylor expansion of (/ 1 (* c (+ (/ 1 (sqr d)) (/ 1 (sqr c))))) in c
* [misc]taylor:  Taking taylor expansion of (* c (+ (/ 1 (sqr d)) (/ 1 (sqr c)))) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 (sqr d)) (/ 1 (sqr c))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr d)) in c
* [misc]taylor:  Taking taylor expansion of (sqr d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (* d d) into (sqr d)
* [misc]backup-simplify:  Simplify (/ 1 (sqr d)) into (/ 1 (sqr d))
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr c)) in c
* [misc]taylor:  Taking taylor expansion of (sqr c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (* 0 1) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 1)) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of 1 in b
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 c) (/ 0 c)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 c) 0) (* 0 (/ 1 c))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 d) 0) (* 0 (/ 1 d))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (+ (/ 1 (sqr d)) (/ 1 (sqr c)))) (/ 0 (+ (/ 1 (sqr d)) (/ 1 (sqr c))))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 c) (/ 0 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 (/ 1 c))) into 0
* [misc]backup-simplify:  Simplify (* (/ 1 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) (* (/ 1 (* b d)) (/ 1 (+ (/ 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 c) 0) (+ (* 0 0) (* 0 (/ 1 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)) (* 0 (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 d) 0) (+ (* 0 0) (* 0 (/ 1 d)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (+ (/ 1 (sqr d)) (/ 1 (sqr c)))) (/ 0 (+ (/ 1 (sqr d)) (/ 1 (sqr c))))) (* 0 (/ 0 (+ (/ 1 (sqr d)) (/ 1 (sqr c))))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 c) (/ 0 c)) (* 0 (/ 0 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 (/ 1 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 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) (+ (* (/ 1 (* b d)) 0) (* 0 (/ 1 (+ (/ 1 (sqr d)) (/ 1 (sqr c))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in 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 c) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 c))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)) (* 0 (/ 0 d)) (* 0 (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 d) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 d))))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (+ (/ 1 (sqr d)) (/ 1 (sqr c)))) (/ 0 (+ (/ 1 (sqr d)) (/ 1 (sqr c))))) (* 0 (/ 0 (+ (/ 1 (sqr d)) (/ 1 (sqr c))))) (* 0 (/ 0 (+ (/ 1 (sqr d)) (/ 1 (sqr c))))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 c) (/ 0 c)) (* 0 (/ 0 c)) (* 0 (/ 0 c)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 c))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d) (/ 0 d)) (* 0 (/ 0 d)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 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) (+ (* (/ 1 (* b d)) 0) (+ (* 0 0) (* 0 (/ 1 (+ (/ 1 (sqr d)) (/ 1 (sqr c)))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in 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)))) (/ 1 (+ (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)))) (/ 1 (+ (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 (/ 1 (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d))))) in d
* [misc]taylor:  Taking taylor expansion of (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d)))) in d
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 (- c))) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in d
* [misc]taylor:  Taking taylor expansion of (- c) in d
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 (- d))) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in d
* [misc]taylor:  Taking taylor expansion of (- d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]backup-simplify:  Simplify (* -1 -1) into 1
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (* (+ (* (/ 1 (- a)) (/ 1 (- c))) (* (/ 1 (- b)) (/ 1 (- d)))) (/ 1 (+ (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 (/ 1 (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d))))) in b
* [misc]taylor:  Taking taylor expansion of (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d)))) in b
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 (- c))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in b
* [misc]taylor:  Taking taylor expansion of (- c) in b
* [misc]taylor:  Taking taylor expansion of c in b
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 (- d))) in b
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in b
* [misc]taylor:  Taking taylor expansion of (- d) in b
* [misc]taylor:  Taking taylor expansion of d in b
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]backup-simplify:  Simplify (* (/ -1 c) (/ -1 c)) into (/ 1 (sqr c))
* [misc]backup-simplify:  Simplify (* (/ -1 d) (/ -1 d)) into (/ 1 (sqr d))
* [misc]backup-simplify:  Simplify (+ (/ 1 (sqr c)) (/ 1 (sqr d))) into (+ (/ 1 (sqr d)) (/ 1 (sqr c)))
* [misc]backup-simplify:  Simplify (/ 1 (+ (/ 1 (sqr d)) (/ 1 (sqr c)))) into (/ 1 (+ (/ 1 (sqr d)) (/ 1 (sqr c))))
* [misc]taylor:  Taking taylor expansion of (* (+ (* (/ 1 (- a)) (/ 1 (- c))) (* (/ 1 (- b)) (/ 1 (- d)))) (/ 1 (+ (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 (/ 1 (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d))))) in c
* [misc]taylor:  Taking taylor expansion of (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d)))) in c
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 (- c))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in c
* [misc]taylor:  Taking taylor expansion of (- c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 (- d))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in c
* [misc]taylor:  Taking taylor expansion of (- d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]backup-simplify:  Simplify (* -1 -1) into 1
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (* (+ (* (/ 1 (- a)) (/ 1 (- c))) (* (/ 1 (- b)) (/ 1 (- d)))) (/ 1 (+ (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 (/ 1 (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d))))) in a
* [misc]taylor:  Taking taylor expansion of (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d)))) in a
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 (- c))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in a
* [misc]taylor:  Taking taylor expansion of (- c) in a
* [misc]taylor:  Taking taylor expansion of c in a
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 (- d))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in a
* [misc]taylor:  Taking taylor expansion of (- d) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]backup-simplify:  Simplify (* (/ -1 c) (/ -1 c)) into (/ 1 (sqr c))
* [misc]backup-simplify:  Simplify (* (/ -1 d) (/ -1 d)) into (/ 1 (sqr d))
* [misc]backup-simplify:  Simplify (+ (/ 1 (sqr c)) (/ 1 (sqr d))) into (+ (/ 1 (sqr d)) (/ 1 (sqr c)))
* [misc]backup-simplify:  Simplify (/ 1 (+ (/ 1 (sqr d)) (/ 1 (sqr c)))) into (/ 1 (+ (/ 1 (sqr d)) (/ 1 (sqr c))))
* [misc]taylor:  Taking taylor expansion of (* (+ (* (/ 1 (- a)) (/ 1 (- c))) (* (/ 1 (- b)) (/ 1 (- d)))) (/ 1 (+ (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 (/ 1 (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d))))) in a
* [misc]taylor:  Taking taylor expansion of (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d)))) in a
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 (- c))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in a
* [misc]taylor:  Taking taylor expansion of (- c) in a
* [misc]taylor:  Taking taylor expansion of c in a
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 (- d))) in a
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in a
* [misc]taylor:  Taking taylor expansion of (- d) in a
* [misc]taylor:  Taking taylor expansion of d in a
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]backup-simplify:  Simplify (* (/ -1 c) (/ -1 c)) into (/ 1 (sqr c))
* [misc]backup-simplify:  Simplify (* (/ -1 d) (/ -1 d)) into (/ 1 (sqr d))
* [misc]backup-simplify:  Simplify (+ (/ 1 (sqr c)) (/ 1 (sqr d))) into (+ (/ 1 (sqr d)) (/ 1 (sqr c)))
* [misc]backup-simplify:  Simplify (/ 1 (+ (/ 1 (sqr d)) (/ 1 (sqr c)))) into (/ 1 (+ (/ 1 (sqr d)) (/ 1 (sqr c))))
* [misc]backup-simplify:  Simplify (* -1 (/ -1 c)) into (/ 1 c)
* [misc]backup-simplify:  Simplify (+ (/ 1 c) 0) into (/ 1 c)
* [misc]backup-simplify:  Simplify (* (/ 1 c) (/ 1 (+ (/ 1 (sqr d)) (/ 1 (sqr c))))) into (/ 1 (* c (+ (/ 1 (sqr d)) (/ 1 (sqr c)))))
* [misc]taylor:  Taking taylor expansion of (/ 1 (* c (+ (/ 1 (sqr d)) (/ 1 (sqr c))))) in c
* [misc]taylor:  Taking taylor expansion of (* c (+ (/ 1 (sqr d)) (/ 1 (sqr c)))) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 (sqr d)) (/ 1 (sqr c))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr d)) in c
* [misc]taylor:  Taking taylor expansion of (sqr d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (* d d) into (sqr d)
* [misc]backup-simplify:  Simplify (/ 1 (sqr d)) into (/ 1 (sqr d))
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr c)) in c
* [misc]taylor:  Taking taylor expansion of (sqr c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (* 0 1) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 1)) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of 1 in 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 (+ (* (/ -1 c) 0) (* 0 (/ -1 c))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d) (/ 0 (- d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 d) 0) (* 0 (/ -1 d))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (+ (/ 1 (sqr d)) (/ 1 (sqr c)))) (/ 0 (+ (/ 1 (sqr d)) (/ 1 (sqr c))))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 c) (/ 0 (- c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (* 0 (/ -1 c))) into 0
* [misc]backup-simplify:  Simplify (* (/ -1 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) (* (/ 1 (* b d)) (/ 1 (+ (/ 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 (+ (* (/ -1 c) 0) (+ (* 0 0) (* 0 (/ -1 c)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d) (/ 0 (- d))) (* 0 (/ 0 (- d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 d) 0) (+ (* 0 0) (* 0 (/ -1 d)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (+ (/ 1 (sqr d)) (/ 1 (sqr c)))) (/ 0 (+ (/ 1 (sqr d)) (/ 1 (sqr c))))) (* 0 (/ 0 (+ (/ 1 (sqr d)) (/ 1 (sqr c))))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 c) (/ 0 (- c))) (* 0 (/ 0 (- c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (* 0 (/ -1 c)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d) (/ 0 (- d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 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 (+ (* (/ 1 c) 0) (+ (* (/ 1 (* b d)) 0) (* 0 (/ 1 (+ (/ 1 (sqr d)) (/ 1 (sqr c))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in 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 (+ (* (/ -1 c) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ -1 c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d) (/ 0 (- d))) (* 0 (/ 0 (- d))) (* 0 (/ 0 (- d))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 d) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ -1 d))))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (+ (/ 1 (sqr d)) (/ 1 (sqr c)))) (/ 0 (+ (/ 1 (sqr d)) (/ 1 (sqr c))))) (* 0 (/ 0 (+ (/ 1 (sqr d)) (/ 1 (sqr c))))) (* 0 (/ 0 (+ (/ 1 (sqr d)) (/ 1 (sqr c))))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 c) (/ 0 (- c))) (* 0 (/ 0 (- c))) (* 0 (/ 0 (- c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ -1 c))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d) (/ 0 (- d))) (* 0 (/ 0 (- d))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 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 (+ (* (/ 1 c) 0) (+ (* (/ 1 (* b d)) 0) (+ (* 0 0) (* 0 (/ 1 (+ (/ 1 (sqr d)) (/ 1 (sqr c)))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in 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 / 4 ] generating series at (2 2)
* [misc]approximate:  Taking taylor expansion of (/ 1 (+ (sqr c) (sqr d))) in (c d) around 0
* [misc]taylor:  Taking taylor expansion of (/ 1 (+ (sqr c) (sqr d))) in d
* [misc]taylor:  Taking taylor expansion of (+ (sqr c) (sqr d)) in d
* [misc]taylor:  Taking taylor expansion of (sqr c) in d
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]taylor:  Taking taylor expansion of (sqr d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* c c) into (sqr c)
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (sqr c) 0) into (sqr c)
* [misc]backup-simplify:  Simplify (/ 1 (sqr c)) into (/ 1 (sqr c))
* [misc]taylor:  Taking taylor expansion of (/ 1 (+ (sqr c) (sqr d))) in c
* [misc]taylor:  Taking taylor expansion of (+ (sqr c) (sqr d)) in c
* [misc]taylor:  Taking taylor expansion of (sqr c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (sqr d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (* d d) into (sqr d)
* [misc]backup-simplify:  Simplify (+ 0 (sqr d)) into (sqr d)
* [misc]backup-simplify:  Simplify (/ 1 (sqr d)) into (/ 1 (sqr d))
* [misc]taylor:  Taking taylor expansion of (/ 1 (+ (sqr c) (sqr d))) in c
* [misc]taylor:  Taking taylor expansion of (+ (sqr c) (sqr d)) in c
* [misc]taylor:  Taking taylor expansion of (sqr c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (sqr d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (* d d) into (sqr d)
* [misc]backup-simplify:  Simplify (+ 0 (sqr d)) into (sqr d)
* [misc]backup-simplify:  Simplify (/ 1 (sqr d)) into (/ 1 (sqr d))
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr d)) in d
* [misc]taylor:  Taking taylor expansion of (sqr d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* d 0) (* 0 d)) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr d)) (/ 0 (sqr d))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (+ (* d 0) (+ (* 0 0) (* 0 d))) into 0
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (sqr d)) (/ 1 (sqr d))) (* 0 (/ 0 (sqr d))))) into (- (/ 1 (pow d 4)))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (pow d 4))) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 (pow d 4)) in d
* [misc]taylor:  Taking taylor expansion of (pow d 4) in d
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]approximate:  Taking taylor expansion of (/ 1 (+ (sqr (/ 1 c)) (sqr (/ 1 d)))) in (c d) around 0
* [misc]taylor:  Taking taylor expansion of (/ 1 (+ (sqr (/ 1 c)) (sqr (/ 1 d)))) in d
* [misc]taylor:  Taking taylor expansion of (+ (sqr (/ 1 c)) (sqr (/ 1 d))) in d
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 c)) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in d
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (/ 1 c) into (/ 1 c)
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 d)) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 (+ (sqr (/ 1 c)) (sqr (/ 1 d)))) in c
* [misc]taylor:  Taking taylor expansion of (+ (sqr (/ 1 c)) (sqr (/ 1 d))) in c
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 c)) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 d)) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 (+ (sqr (/ 1 c)) (sqr (/ 1 d)))) in c
* [misc]taylor:  Taking taylor expansion of (+ (sqr (/ 1 c)) (sqr (/ 1 d))) in c
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 c)) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 d)) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (/ 1 d) into (/ 1 d)
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of 1 in d
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 1)) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
* [misc]backup-simplify:  Simplify (* (/ 1 d) (/ 1 d)) into (/ 1 (sqr d))
* [misc]backup-simplify:  Simplify (+ 0 (/ 1 (sqr d))) into (/ 1 (sqr d))
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ (/ 1 (sqr d)) 1)) (* 0 (/ 0 1)))) into (- (/ 1 (sqr d)))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (sqr d))) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr d)) in d
* [misc]taylor:  Taking taylor expansion of (sqr d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]approximate:  Taking taylor expansion of (/ 1 (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d))))) in (c d) around 0
* [misc]taylor:  Taking taylor expansion of (/ 1 (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d))))) in d
* [misc]taylor:  Taking taylor expansion of (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d)))) in d
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 (- c))) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in d
* [misc]taylor:  Taking taylor expansion of (- c) in d
* [misc]taylor:  Taking taylor expansion of c in d
* [misc]backup-simplify:  Simplify c into c
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (- c) into (- c)
* [misc]backup-simplify:  Simplify (/ 1 (- c)) into (/ -1 c)
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 (- d))) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in d
* [misc]taylor:  Taking taylor expansion of (- d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]backup-simplify:  Simplify (* -1 -1) into 1
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d))))) in c
* [misc]taylor:  Taking taylor expansion of (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d)))) in c
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 (- c))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in c
* [misc]taylor:  Taking taylor expansion of (- c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 (- d))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in c
* [misc]taylor:  Taking taylor expansion of (- d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]backup-simplify:  Simplify (* -1 -1) into 1
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d))))) in c
* [misc]taylor:  Taking taylor expansion of (+ (sqr (/ 1 (- c))) (sqr (/ 1 (- d)))) in c
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 (- c))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (- c)) in c
* [misc]taylor:  Taking taylor expansion of (- c) in c
* [misc]taylor:  Taking taylor expansion of c in c
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 (- d))) in c
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d)) in c
* [misc]taylor:  Taking taylor expansion of (- d) in c
* [misc]taylor:  Taking taylor expansion of d in c
* [misc]backup-simplify:  Simplify d into d
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (- d) into (- d)
* [misc]backup-simplify:  Simplify (/ 1 (- d)) into (/ -1 d)
* [misc]backup-simplify:  Simplify (* -1 -1) into 1
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of 1 in d
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (* 0 -1)) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (* 0 -1))) into 0
* [misc]backup-simplify:  Simplify (* (/ -1 d) (/ -1 d)) into (/ 1 (sqr d))
* [misc]backup-simplify:  Simplify (+ 0 (/ 1 (sqr d))) into (/ 1 (sqr d))
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ (/ 1 (sqr d)) 1)) (* 0 (/ 0 1)))) into (- (/ 1 (sqr d)))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (sqr d))) in d
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr d)) in d
* [misc]taylor:  Taking taylor expansion of (sqr d) in d
* [misc]taylor:  Taking taylor expansion of d in d
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* * * * [misc]progress:  [ 3 / 4 ] 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:  [ 4 / 4 ] generating series at (2 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 / 4 ] rewriting at (2)
* * * * [misc]progress:  [ 2 / 4 ] rewriting at (2 2)
* * * * [misc]progress:  [ 3 / 4 ] rewriting at (2 1)
* * * * [misc]progress:  [ 4 / 4 ] rewriting at (2 2 2)
* * * [misc]progress:  simplifying candidates
* * * * [misc]progress:  [ 1 / 76 ] 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 / 76 ] 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 / 76 ] 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 / 76 ] simplifiying candidate #<alt-event (λ (a b c d) (* (+ (* a c) (* b d)) 0))>
* [enter]simplify:  Simplifying (* (+ (* a c) (* b d)) 0)
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (13 enodes)
* [exit]simplify:  Simplified to 0
* * * * [misc]progress:  [ 5 / 76 ] simplifiying candidate #<alt-event (λ (a b c d) (* (+ (* a c) (* b d)) 0))>
* [enter]simplify:  Simplifying (* (+ (* a c) (* b d)) 0)
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (13 enodes)
* [exit]simplify:  Simplified to 0
* * * * [misc]progress:  [ 6 / 76 ] simplifiying candidate #<alt-event (λ (a b c d) (* (+ (* a c) (* b d)) 0))>
* [enter]simplify:  Simplifying (* (+ (* a c) (* b d)) 0)
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (13 enodes)
* [exit]simplify:  Simplified to 0
* * * * [misc]progress:  [ 7 / 76 ] simplifiying candidate #<alt-event (λ (a b c d) (* 0 (/ 1 (+ (sqr c) (sqr d)))))>
* [enter]simplify:  Simplifying (* 0 (/ 1 (+ (sqr c) (sqr d))))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (13 enodes)
* [exit]simplify:  Simplified to 0
* * * * [misc]progress:  [ 8 / 76 ] simplifiying candidate #<alt-event (λ (a b c d) (* (+ (* b d) (* c a)) (/ 1 (+ (sqr c) (sqr d)))))>
* [enter]simplify:  Simplifying (* (+ (* b d) (* c a)) (/ 1 (+ (sqr c) (sqr d))))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (24 enodes)
* * [misc]simplify:  iters left: 4 (34 enodes)
* * [misc]simplify:  iters left: 3 (65 enodes)
* * [misc]simplify:  iters left: 2 (92 enodes)
* * [misc]simplify:  iters left: 1 (115 enodes)
* [exit]simplify:  Simplified to (/ (+ (* d b) (* a c)) (+ (* d d) (* c c)))
* * * * [misc]progress:  [ 9 / 76 ] simplifiying candidate #<alt-event (λ (a b c d) (* (+ (* b d) (* c a)) (/ 1 (+ (sqr c) (sqr d)))))>
* [enter]simplify:  Simplifying (* (+ (* b d) (* c a)) (/ 1 (+ (sqr c) (sqr d))))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (24 enodes)
* * [misc]simplify:  iters left: 4 (34 enodes)
* * [misc]simplify:  iters left: 3 (65 enodes)
* * [misc]simplify:  iters left: 2 (92 enodes)
* * [misc]simplify:  iters left: 1 (115 enodes)
* [exit]simplify:  Simplified to (/ (+ (* d b) (* a c)) (+ (* d d) (* c c)))
* * * * [misc]progress:  [ 10 / 76 ] simplifiying candidate #<alt-event (λ (a b c d) (* (+ (* a c) (* b d)) (/ 1 (+ (sqr d) (sqr c)))))>
* [enter]simplify:  Simplifying (* (+ (* a c) (* b d)) (/ 1 (+ (sqr d) (sqr c))))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (24 enodes)
* * [misc]simplify:  iters left: 4 (34 enodes)
* * [misc]simplify:  iters left: 3 (65 enodes)
* * [misc]simplify:  iters left: 2 (92 enodes)
* * [misc]simplify:  iters left: 1 (115 enodes)
* [exit]simplify:  Simplified to (/ (+ (* c a) (* d b)) (+ (* c c) (* d d)))
* * * * [misc]progress:  [ 11 / 76 ] simplifiying candidate #<alt-event (λ (a b c d) (* (+ (* a c) (* b d)) (/ 1 (+ (sqr d) (sqr c)))))>
* [enter]simplify:  Simplifying (* (+ (* a c) (* b d)) (/ 1 (+ (sqr d) (sqr c))))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (24 enodes)
* * [misc]simplify:  iters left: 4 (34 enodes)
* * [misc]simplify:  iters left: 3 (65 enodes)
* * [misc]simplify:  iters left: 2 (92 enodes)
* * [misc]simplify:  iters left: 1 (115 enodes)
* [exit]simplify:  Simplified to (/ (+ (* c a) (* d b)) (+ (* c c) (* d d)))
* * * * [misc]progress:  [ 12 / 76 ] simplifiying candidate #<alt-event (λ (a b c d) (* (+ (* a c) (* b d)) (/ 1 (+ (sqr d) (sqr c)))))>
* [enter]simplify:  Simplifying (* (+ (* a c) (* b d)) (/ 1 (+ (sqr d) (sqr c))))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (24 enodes)
* * [misc]simplify:  iters left: 4 (34 enodes)
* * [misc]simplify:  iters left: 3 (65 enodes)
* * [misc]simplify:  iters left: 2 (92 enodes)
* * [misc]simplify:  iters left: 1 (115 enodes)
* [exit]simplify:  Simplified to (/ (+ (* c a) (* d b)) (+ (* c c) (* d d)))
* * * * [misc]progress:  [ 13 / 76 ] simplifiying candidate #<alt-delta (λ (a b c d) (pow (* (+ (* a c) (* b d)) (/ 1 (+ (sqr c) (sqr d)))) 1))>
* [enter]simplify:  Simplifying (* (+ (* a c) (* b d)) (/ 1 (+ (sqr c) (sqr d))))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (24 enodes)
* * [misc]simplify:  iters left: 4 (34 enodes)
* * [misc]simplify:  iters left: 3 (65 enodes)
* * [misc]simplify:  iters left: 2 (92 enodes)
* * [misc]simplify:  iters left: 1 (115 enodes)
* [exit]simplify:  Simplified to (/ (+ (* c a) (* d b)) (+ (* d d) (* c c)))
* [exit]simplify:  Simplified to (/ (+ (* c a) (* d b)) (+ (* d d) (* c c)))
* * * * [misc]progress:  [ 14 / 76 ] simplifiying candidate #<alt-delta (λ (a b c d) (pow (* (+ (* a c) (* b d)) (/ 1 (+ (sqr c) (sqr d)))) 1))>
* * * * [misc]progress:  [ 15 / 76 ] 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 (14 enodes)
* * [misc]simplify:  iters left: 5 (21 enodes)
* [exit]simplify:  Simplified to (+ (log (+ (* c a) (* d b))) (- (log (+ (* d d) (* c c)))))
* [exit]simplify:  Simplified to (+ (log (+ (* c a) (* d b))) (- (log (+ (* d d) (* c c)))))
* * * * [misc]progress:  [ 16 / 76 ] simplifiying candidate #<alt-delta (λ (a b c d) (exp (+ (log (+ (* a c) (* b d))) (log (/ 1 (+ (sqr c) (sqr d)))))))>
* [enter]simplify:  Simplifying (+ (log (+ (* a c) (* b d))) (log (/ 1 (+ (sqr c) (sqr d)))))
* * [misc]simplify:  iters left: 6 (15 enodes)
* * [misc]simplify:  iters left: 5 (28 enodes)
* * [misc]simplify:  iters left: 4 (32 enodes)
* * [misc]simplify:  iters left: 3 (33 enodes)
* [exit]simplify:  Simplified to (+ (- (log (+ (* c c) (* d d)))) (log (+ (* c a) (* d b))))
* [exit]simplify:  Simplified to (+ (- (log (+ (* c c) (* d d)))) (log (+ (* c a) (* d b))))
* * * * [misc]progress:  [ 17 / 76 ] simplifiying candidate #<alt-delta (λ (a b c d) (exp (log (* (+ (* a c) (* b d)) (/ 1 (+ (sqr c) (sqr d)))))))>
* [enter]simplify:  Simplifying (log (* (+ (* a c) (* b d)) (/ 1 (+ (sqr c) (sqr d)))))
* * [misc]simplify:  iters left: 6 (14 enodes)
* * [misc]simplify:  iters left: 5 (28 enodes)
* * [misc]simplify:  iters left: 4 (45 enodes)
* * [misc]simplify:  iters left: 3 (80 enodes)
* * [misc]simplify:  iters left: 2 (112 enodes)
* * [misc]simplify:  iters left: 1 (142 enodes)
* [exit]simplify:  Simplified to (log (/ (+ (* c a) (* d b)) (+ (* d d) (* c c))))
* [exit]simplify:  Simplified to (log (/ (+ (* c a) (* d b)) (+ (* d d) (* c c))))
* * * * [misc]progress:  [ 18 / 76 ] simplifiying candidate #<alt-delta (λ (a b c d) (log (exp (* (+ (* a c) (* b d)) (/ 1 (+ (sqr c) (sqr d)))))))>
* [enter]simplify:  Simplifying (exp (* (+ (* a c) (* b d)) (/ 1 (+ (sqr c) (sqr d)))))
* * [misc]simplify:  iters left: 6 (14 enodes)
* * [misc]simplify:  iters left: 5 (27 enodes)
* * [misc]simplify:  iters left: 4 (41 enodes)
* * [misc]simplify:  iters left: 3 (91 enodes)
* * [misc]simplify:  iters left: 2 (144 enodes)
* * [misc]simplify:  iters left: 1 (208 enodes)
* [exit]simplify:  Simplified to (exp (/ (+ (* c a) (* d b)) (+ (* d d) (* c c))))
* [exit]simplify:  Simplified to (exp (/ (+ (* c a) (* d b)) (+ (* d d) (* c c))))
* * * * [misc]progress:  [ 19 / 76 ] simplifiying candidate #<alt-delta (λ (a b c d) (cbrt (* (cube (+ (* a c) (* b d))) (cube (/ 1 (+ (sqr c) (sqr d)))))))>
* [enter]simplify:  Simplifying (* (cube (+ (* a c) (* b d))) (cube (/ 1 (+ (sqr c) (sqr d)))))
* * [misc]simplify:  iters left: 6 (15 enodes)
* * [misc]simplify:  iters left: 5 (31 enodes)
* * [misc]simplify:  iters left: 4 (59 enodes)
* * [misc]simplify:  iters left: 3 (163 enodes)
* [exit]simplify:  Simplified to (/ (cube (+ (* c a) (* d b))) (cube (+ (* c c) (* d d))))
* [exit]simplify:  Simplified to (/ (cube (+ (* c a) (* d b))) (cube (+ (* c c) (* d d))))
* * * * [misc]progress:  [ 20 / 76 ] simplifiying candidate #<alt-delta (λ (a b c d) (cube (cbrt (* (+ (* a c) (* b d)) (/ 1 (+ (sqr c) (sqr d)))))))>
* [enter]simplify:  Simplifying (cbrt (* (+ (* a c) (* b d)) (/ 1 (+ (sqr c) (sqr d)))))
* * [misc]simplify:  iters left: 6 (14 enodes)
* * [misc]simplify:  iters left: 5 (25 enodes)
* * [misc]simplify:  iters left: 4 (35 enodes)
* * [misc]simplify:  iters left: 3 (66 enodes)
* * [misc]simplify:  iters left: 2 (93 enodes)
* * [misc]simplify:  iters left: 1 (116 enodes)
* [exit]simplify:  Simplified to (cbrt (/ (+ (* c a) (* d b)) (+ (* d d) (* c c))))
* [exit]simplify:  Simplified to (cbrt (/ (+ (* c a) (* d b)) (+ (* d d) (* c c))))
* * * * [misc]progress:  [ 21 / 76 ] simplifiying candidate #<alt-delta (λ (a b c d) (cbrt (cube (* (+ (* a c) (* b d)) (/ 1 (+ (sqr c) (sqr d)))))))>
* [enter]simplify:  Simplifying (cube (* (+ (* a c) (* b d)) (/ 1 (+ (sqr c) (sqr d)))))
* * [misc]simplify:  iters left: 6 (14 enodes)
* * [misc]simplify:  iters left: 5 (30 enodes)
* * [misc]simplify:  iters left: 4 (55 enodes)
* * [misc]simplify:  iters left: 3 (132 enodes)
* * [misc]simplify:  iters left: 2 (204 enodes)
* * [misc]simplify:  iters left: 1 (376 enodes)
* [exit]simplify:  Simplified to (cube (/ (+ (* c a) (* d b)) (+ (* d d) (* c c))))
* [exit]simplify:  Simplified to (cube (/ (+ (* c a) (* d b)) (+ (* d d) (* c c))))
* * * * [misc]progress:  [ 22 / 76 ] simplifiying candidate #<alt-delta (λ (a b c d) (cube (* (cbrt (+ (* a c) (* b d))) (cbrt (/ 1 (+ (sqr c) (sqr d)))))))>
* [enter]simplify:  Simplifying (* (cbrt (+ (* a c) (* b d))) (cbrt (/ 1 (+ (sqr c) (sqr d)))))
* * [misc]simplify:  iters left: 6 (15 enodes)
* * [misc]simplify:  iters left: 5 (24 enodes)
* [exit]simplify:  Simplified to (* (cbrt (+ (* c a) (* d b))) (cbrt (/ 1 (+ (* c c) (* d d)))))
* [exit]simplify:  Simplified to (* (cbrt (+ (* c a) (* d b))) (cbrt (/ 1 (+ (* c c) (* d d)))))
* * * * [misc]progress:  [ 23 / 76 ] simplifiying candidate #<alt-delta (λ (a b c d) (sqr (sqrt (* (+ (* a c) (* b d)) (/ 1 (+ (sqr c) (sqr d)))))))>
* [enter]simplify:  Simplifying (sqrt (* (+ (* a c) (* b d)) (/ 1 (+ (sqr c) (sqr d)))))
* * [misc]simplify:  iters left: 6 (14 enodes)
* * [misc]simplify:  iters left: 5 (25 enodes)
* * [misc]simplify:  iters left: 4 (35 enodes)
* * [misc]simplify:  iters left: 3 (66 enodes)
* * [misc]simplify:  iters left: 2 (93 enodes)
* * [misc]simplify:  iters left: 1 (116 enodes)
* [exit]simplify:  Simplified to (sqrt (/ (+ (* c a) (* d b)) (+ (* d d) (* c c))))
* [exit]simplify:  Simplified to (sqrt (/ (+ (* c a) (* d b)) (+ (* d d) (* c c))))
* * * * [misc]progress:  [ 24 / 76 ] simplifiying candidate #<alt-delta (λ (a b c d) (sqr (* (sqrt (+ (* a c) (* b d))) (sqrt (/ 1 (+ (sqr c) (sqr d)))))))>
* [enter]simplify:  Simplifying (* (sqrt (+ (* a c) (* b d))) (sqrt (/ 1 (+ (sqr c) (sqr d)))))
* * [misc]simplify:  iters left: 6 (15 enodes)
* * [misc]simplify:  iters left: 5 (24 enodes)
* [exit]simplify:  Simplified to (* (sqrt (+ (* c a) (* d b))) (sqrt (/ 1 (+ (* c c) (* d d)))))
* [exit]simplify:  Simplified to (* (sqrt (+ (* c a) (* d b))) (sqrt (/ 1 (+ (* c c) (* d d)))))
* * * * [misc]progress:  [ 25 / 76 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (* (- (pow (* a c) 3) (pow (* b d) 3)) 1) (* (+ (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)) 1)
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (19 enodes)
* * [misc]simplify:  iters left: 4 (31 enodes)
* * [misc]simplify:  iters left: 3 (53 enodes)
* * [misc]simplify:  iters left: 2 (74 enodes)
* * [misc]simplify:  iters left: 1 (124 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)))) (+ (sqr c) (sqr 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 (171 enodes)
* * [misc]simplify:  iters left: 2 (338 enodes)
* * [misc]simplify:  iters left: 1 (499 enodes)
* [exit]simplify:  Simplified to (* (+ (* d d) (* c c)) (- (sqr (* b d)) (* (* c a) (- (* b d) (* c a)))))
* [exit]simplify:  Simplified to (* (+ (* d d) (* c c)) (- (sqr (* b d)) (* (* c a) (- (* b d) (* c a)))))
* * * * [misc]progress:  [ 26 / 76 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (* (- (sqr (* a c)) (sqr (* b d))) 1) (* (- (* a c) (* b d)) (+ (sqr c) (sqr d)))))>
* [enter]simplify:  Simplifying (* (- (sqr (* a c)) (sqr (* b d))) 1)
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (26 enodes)
* * [misc]simplify:  iters left: 4 (33 enodes)
* * [misc]simplify:  iters left: 3 (53 enodes)
* * [misc]simplify:  iters left: 2 (67 enodes)
* * [misc]simplify:  iters left: 1 (71 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)) (+ (sqr c) (sqr d)))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (23 enodes)
* * [misc]simplify:  iters left: 4 (33 enodes)
* * [misc]simplify:  iters left: 3 (35 enodes)
* [exit]simplify:  Simplified to (* (- (* c a) (* d b)) (+ (* d d) (* c c)))
* [exit]simplify:  Simplified to (* (- (* c a) (* d b)) (+ (* d d) (* c c)))
* * * * [misc]progress:  [ 27 / 76 ] simplifiying candidate #<alt-delta (λ (a b c d) (* 1 (* (+ (* a c) (* b d)) (/ 1 (+ (sqr c) (sqr d))))))>
* * * * [misc]progress:  [ 28 / 76 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (+ (* a c) (* b d)) (+ (sqr c) (sqr d))))>
* * * * [misc]progress:  [ 29 / 76 ] simplifiying candidate #<alt-delta (λ (a b c d) (* (* (+ (* a c) (* b d)) 1) (/ 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 (19 enodes)
* * [misc]simplify:  iters left: 3 (21 enodes)
* * [misc]simplify:  iters left: 2 (30 enodes)
* * [misc]simplify:  iters left: 1 (34 enodes)
* [exit]simplify:  Simplified to (+ (* c a) (* d b))
* [exit]simplify:  Simplified to (+ (* c a) (* d b))
* * * * [misc]progress:  [ 30 / 76 ] simplifiying candidate #<alt-delta (λ (a b c d) (* (* (+ (* a c) (* b d)) 1) (/ 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 (19 enodes)
* * [misc]simplify:  iters left: 3 (21 enodes)
* * [misc]simplify:  iters left: 2 (30 enodes)
* * [misc]simplify:  iters left: 1 (34 enodes)
* [exit]simplify:  Simplified to (+ (* c a) (* d b))
* [exit]simplify:  Simplified to (+ (* c a) (* d b))
* * * * [misc]progress:  [ 31 / 76 ] simplifiying candidate #<alt-delta (λ (a b c d) (* (* (+ (* a c) (* b d)) (/ 1 (- (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)) (/ 1 (- (pow (sqr c) 3) (pow (sqr d) 3))))
* * [misc]simplify:  iters left: 6 (16 enodes)
* * [misc]simplify:  iters left: 5 (28 enodes)
* * [misc]simplify:  iters left: 4 (46 enodes)
* * [misc]simplify:  iters left: 3 (89 enodes)
* * [misc]simplify:  iters left: 2 (126 enodes)
* * [misc]simplify:  iters left: 1 (176 enodes)
* [exit]simplify:  Simplified to (/ (/ (+ (* c a) (* d b)) (+ (cube d) (cube c))) (- (cube c) (cube d)))
* [exit]simplify:  Simplified to (/ (/ (+ (* c a) (* d b)) (+ (cube d) (cube c))) (- (cube c) (cube d)))
* * * * [misc]progress:  [ 32 / 76 ] simplifiying candidate #<alt-delta (λ (a b c d) (* (* (+ (* a c) (* b d)) (/ 1 (- (sqr (sqr c)) (sqr (sqr d))))) (- (sqr c) (sqr d))))>
* [enter]simplify:  Simplifying (* (+ (* a c) (* b d)) (/ 1 (- (sqr (sqr c)) (sqr (sqr d)))))
* * [misc]simplify:  iters left: 6 (15 enodes)
* * [misc]simplify:  iters left: 5 (30 enodes)
* * [misc]simplify:  iters left: 4 (57 enodes)
* * [misc]simplify:  iters left: 3 (122 enodes)
* * [misc]simplify:  iters left: 2 (245 enodes)
* [exit]simplify:  Simplified to (/ (+ (* c a) (* d b)) (- (* (* c c) (* c c)) (* (* d d) (* d d))))
* [exit]simplify:  Simplified to (/ (+ (* c a) (* d b)) (- (* (* c c) (* c c)) (* (* d d) (* d d))))
* * * * [misc]progress:  [ 33 / 76 ] simplifiying candidate #<alt-delta (λ (a b c d) (* 1 (* (+ (* a c) (* b d)) (/ 1 (+ (sqr c) (sqr d))))))>
* [enter]simplify:  Simplifying (* (+ (* a c) (* b d)) (/ 1 (+ (sqr c) (sqr d))))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (24 enodes)
* * [misc]simplify:  iters left: 4 (34 enodes)
* * [misc]simplify:  iters left: 3 (65 enodes)
* * [misc]simplify:  iters left: 2 (92 enodes)
* * [misc]simplify:  iters left: 1 (115 enodes)
* [exit]simplify:  Simplified to (/ (+ (* c a) (* d b)) (+ (* d d) (* c c)))
* [exit]simplify:  Simplified to (/ (+ (* c a) (* d b)) (+ (* d d) (* c c)))
* * * * [misc]progress:  [ 34 / 76 ] 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 (19 enodes)
* * [misc]simplify:  iters left: 3 (21 enodes)
* * [misc]simplify:  iters left: 2 (30 enodes)
* * [misc]simplify:  iters left: 1 (34 enodes)
* [exit]simplify:  Simplified to (+ (* c a) (* d b))
* [exit]simplify:  Simplified to (+ (* c a) (* d b))
* * * * [misc]progress:  [ 35 / 76 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (* (- (pow (* a c) 3) (pow (* b d) 3)) (/ 1 (+ (sqr c) (sqr d)))) (+ (sqr (* a c)) (- (sqr (* b d)) (* (* a c) (* b d))))))>
* [enter]simplify:  Simplifying (* (- (pow (* a c) 3) (pow (* b d) 3)) (/ 1 (+ (sqr c) (sqr d))))
* * [misc]simplify:  iters left: 6 (16 enodes)
* * [misc]simplify:  iters left: 5 (28 enodes)
* * [misc]simplify:  iters left: 4 (45 enodes)
* * [misc]simplify:  iters left: 3 (66 enodes)
* * [misc]simplify:  iters left: 2 (102 enodes)
* * [misc]simplify:  iters left: 1 (185 enodes)
* [exit]simplify:  Simplified to (/ (- (cube (* c a)) (cube (* d b))) (+ (sqr d) (* c c)))
* [exit]simplify:  Simplified to (/ (- (cube (* c a)) (cube (* d b))) (+ (sqr d) (* c c)))
* * * * [misc]progress:  [ 36 / 76 ] simplifiying candidate #<alt-delta (λ (a b c d) (/ (* (- (sqr (* a c)) (sqr (* b d))) (/ 1 (+ (sqr c) (sqr d)))) (- (* a c) (* b d))))>
* [enter]simplify:  Simplifying (* (- (sqr (* a c)) (sqr (* b d))) (/ 1 (+ (sqr c) (sqr d))))
* * [misc]simplify:  iters left: 6 (15 enodes)
* * [misc]simplify:  iters left: 5 (34 enodes)
* * [misc]simplify:  iters left: 4 (41 enodes)
* * [misc]simplify:  iters left: 3 (60 enodes)
* * [misc]simplify:  iters left: 2 (77 enodes)
* * [misc]simplify:  iters left: 1 (89 enodes)
* [exit]simplify:  Simplified to (* (/ (+ (* c a) (* b d)) (+ (* c c) (* d d))) (- (* c a) (* b d)))
* [exit]simplify:  Simplified to (* (/ (+ (* c a) (* b d)) (+ (* c c) (* d d))) (- (* c a) (* b d)))
* * * * [misc]progress:  [ 37 / 76 ] simplifiying candidate #<alt-delta (λ (a b c d) (* (/ 1 (+ (sqr c) (sqr d))) (+ (* a c) (* b d))))>
* * * * [misc]progress:  [ 38 / 76 ] simplifiying candidate #<alt-delta (λ (a b c d) (* (+ (* a c) (* b d)) (pow (+ (sqr c) (sqr d)) -1)))>
* * * * [misc]progress:  [ 39 / 76 ] simplifiying candidate #<alt-delta (λ (a b c d) (* (+ (* a c) (* b d)) (pow (/ 1 (+ (sqr c) (sqr d))) 1)))>
* * * * [misc]progress:  [ 40 / 76 ] 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: 6 (7 enodes)
* * [misc]simplify:  iters left: 5 (10 enodes)
* [exit]simplify:  Simplified to (- (log (+ (sqr c) (* d d))))
* [exit]simplify:  Simplified to (- (log (+ (sqr c) (* d d))))
* * * * [misc]progress:  [ 41 / 76 ] simplifiying candidate #<alt-delta (λ (a b c d) (* (+ (* a c) (* b d)) (exp (log (/ 1 (+ (sqr c) (sqr d)))))))>
* [enter]simplify:  Simplifying (log (/ 1 (+ (sqr c) (sqr d))))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (17 enodes)
* [exit]simplify:  Simplified to (- (log (+ (* d d) (* c c))))
* [exit]simplify:  Simplified to (- (log (+ (* d d) (* c c))))
* * * * [misc]progress:  [ 42 / 76 ] simplifiying candidate #<alt-delta (λ (a b c d) (* (+ (* a c) (* b d)) (log (exp (/ 1 (+ (sqr c) (sqr d)))))))>
* [enter]simplify:  Simplifying (exp (/ 1 (+ (sqr c) (sqr d))))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (13 enodes)
* [exit]simplify:  Simplified to (exp (/ 1 (+ (* d d) (* c c))))
* [exit]simplify:  Simplified to (exp (/ 1 (+ (* d d) (* c c))))
* * * * [misc]progress:  [ 43 / 76 ] simplifiying candidate #<alt-delta (λ (a b c d) (* (+ (* a c) (* b d)) (cube (cbrt (/ 1 (+ (sqr c) (sqr d)))))))>
* [enter]simplify:  Simplifying (cbrt (/ 1 (+ (sqr c) (sqr d))))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (13 enodes)
* [exit]simplify:  Simplified to (cbrt (/ 1 (+ (* d d) (* c c))))
* [exit]simplify:  Simplified to (cbrt (/ 1 (+ (* d d) (* c c))))
* * * * [misc]progress:  [ 44 / 76 ] simplifiying candidate #<alt-delta (λ (a b c d) (* (+ (* a c) (* b d)) (cbrt (cube (/ 1 (+ (sqr c) (sqr d)))))))>
* [enter]simplify:  Simplifying (cube (/ 1 (+ (sqr c) (sqr d))))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (18 enodes)
* * [misc]simplify:  iters left: 4 (28 enodes)
* * [misc]simplify:  iters left: 3 (42 enodes)
* * [misc]simplify:  iters left: 2 (94 enodes)
* * [misc]simplify:  iters left: 1 (218 enodes)
* [exit]simplify:  Simplified to (/ (/ 1 (+ (* d d) (* c c))) (* (+ (* d d) (* c c)) (+ (* d d) (* c c))))
* [exit]simplify:  Simplified to (/ (/ 1 (+ (* d d) (* c c))) (* (+ (* d d) (* c c)) (+ (* d d) (* c c))))
* * * * [misc]progress:  [ 45 / 76 ] simplifiying candidate #<alt-delta (λ (a b c d) (* (+ (* a c) (* b d)) (sqr (sqrt (/ 1 (+ (sqr c) (sqr d)))))))>
* [enter]simplify:  Simplifying (sqrt (/ 1 (+ (sqr c) (sqr d))))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (13 enodes)
* [exit]simplify:  Simplified to (sqrt (/ 1 (+ (* d d) (* c c))))
* [exit]simplify:  Simplified to (sqrt (/ 1 (+ (* d d) (* c c))))
* * * * [misc]progress:  [ 46 / 76 ] simplifiying candidate #<alt-delta (λ (a b c d) (* (+ (* a c) (* b d)) (/ (- 1) (- (+ (sqr c) (sqr d))))))>
* [enter]simplify:  Simplifying (- 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 (- (+ (sqr c) (sqr d)))
* * [misc]simplify:  iters left: 5 (6 enodes)
* * [misc]simplify:  iters left: 4 (12 enodes)
* * [misc]simplify:  iters left: 3 (19 enodes)
* [exit]simplify:  Simplified to (- (+ (sqr c) (* d d)))
* [exit]simplify:  Simplified to (- (+ (sqr c) (* d d)))
* * * * [misc]progress:  [ 47 / 76 ] simplifiying candidate #<alt-delta (λ (a b c d) (* (+ (* a c) (* b d)) (* 1 (/ 1 (+ (sqr c) (sqr d))))))>
* * * * [misc]progress:  [ 48 / 76 ] simplifiying candidate #<alt-delta (λ (a b c d) (* (+ (* a c) (* b d)) (* 1 (/ 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)
* [exit]simplify:  Simplified to (/ 1 (+ (* d d) (* c c)))
* [exit]simplify:  Simplified to (/ 1 (+ (* d d) (* c c)))
* * * * [misc]progress:  [ 49 / 76 ] simplifiying candidate #<alt-delta (λ (a b c d) (* (+ (* a c) (* b d)) (/ 1 (/ (+ (sqr c) (sqr d)) 1))))>
* [enter]simplify:  Simplifying (/ (+ (sqr c) (sqr d)) 1)
* * [misc]simplify:  iters left: 5 (7 enodes)
* * [misc]simplify:  iters left: 4 (12 enodes)
* [exit]simplify:  Simplified to (/ (+ (sqr c) (* d d)) 1)
* [exit]simplify:  Simplified to (/ (+ (sqr c) (* d d)) 1)
* * * * [misc]progress:  [ 50 / 76 ] simplifiying candidate #<alt-delta (λ (a b c d) (* (+ (* a c) (* b d)) (/ (/ 1 1) (+ (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
* * * * [misc]progress:  [ 51 / 76 ] simplifiying candidate #<alt-delta (λ (a b c d) (* (+ (* a c) (* b d)) (/ (/ 1 1) (+ (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
* * * * [misc]progress:  [ 52 / 76 ] simplifiying candidate #<alt-delta (λ (a b c d) (* (+ (* a c) (* b d)) (* (/ 1 (- (pow (sqr c) 3) (pow (sqr d) 3))) (+ (sqr (sqr c)) (- (sqr (sqr d)) (* (sqr c) (sqr d)))))))>
* [enter]simplify:  Simplifying (/ 1 (- (pow (sqr c) 3) (pow (sqr d) 3)))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (16 enodes)
* * [misc]simplify:  iters left: 4 (24 enodes)
* * [misc]simplify:  iters left: 3 (36 enodes)
* * [misc]simplify:  iters left: 2 (46 enodes)
* * [misc]simplify:  iters left: 1 (57 enodes)
* [exit]simplify:  Simplified to (/ 1 (* (+ (cube d) (cube c)) (- (cube c) (cube d))))
* [exit]simplify:  Simplified to (/ 1 (* (+ (cube d) (cube c)) (- (cube c) (cube d))))
* * * * [misc]progress:  [ 53 / 76 ] simplifiying candidate #<alt-delta (λ (a b c d) (* (+ (* a c) (* b d)) (* (/ 1 (- (sqr (sqr c)) (sqr (sqr d)))) (- (sqr c) (sqr d)))))>
* [enter]simplify:  Simplifying (/ 1 (- (sqr (sqr c)) (sqr (sqr d))))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (18 enodes)
* * [misc]simplify:  iters left: 4 (29 enodes)
* * [misc]simplify:  iters left: 3 (45 enodes)
* * [misc]simplify:  iters left: 2 (79 enodes)
* * [misc]simplify:  iters left: 1 (181 enodes)
* [exit]simplify:  Simplified to (/ 1 (- (* (* c c) (* c c)) (* (* d d) (* d d))))
* [exit]simplify:  Simplified to (/ 1 (- (* (* c c) (* c c)) (* (* d d) (* d d))))
* * * * [misc]progress:  [ 54 / 76 ] simplifiying candidate #<alt-delta (λ (a b c d) (* (log (* (exp (* a c)) (exp (* b d)))) (/ 1 (+ (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 (20 enodes)
* [exit]simplify:  Simplified to (exp (+ (* c a) (* b d)))
* [exit]simplify:  Simplified to (exp (+ (* c a) (* b d)))
* * * * [misc]progress:  [ 55 / 76 ] simplifiying candidate #<alt-delta (λ (a b c d) (* (pow (+ (* a c) (* b d)) 1) (/ 1 (+ (sqr c) (sqr d)))))>
* * * * [misc]progress:  [ 56 / 76 ] simplifiying candidate #<alt-delta (λ (a b c d) (* (exp (log (+ (* a c) (* b d)))) (/ 1 (+ (sqr c) (sqr d)))))>
* [enter]simplify:  Simplifying (log (+ (* a c) (* b d)))
* * [misc]simplify:  iters left: 5 (8 enodes)
* * [misc]simplify:  iters left: 4 (11 enodes)
* [exit]simplify:  Simplified to (log (+ (* c a) (* d b)))
* [exit]simplify:  Simplified to (log (+ (* c a) (* d b)))
* * * * [misc]progress:  [ 57 / 76 ] simplifiying candidate #<alt-delta (λ (a b c d) (* (log (exp (+ (* a c) (* b d)))) (/ 1 (+ (sqr c) (sqr d)))))>
* [enter]simplify:  Simplifying (exp (+ (* a c) (* b d)))
* * [misc]simplify:  iters left: 5 (8 enodes)
* * [misc]simplify:  iters left: 4 (14 enodes)
* * [misc]simplify:  iters left: 3 (23 enodes)
* [exit]simplify:  Simplified to (exp (+ (* c a) (* d b)))
* [exit]simplify:  Simplified to (exp (+ (* c a) (* d b)))
* * * * [misc]progress:  [ 58 / 76 ] simplifiying candidate #<alt-delta (λ (a b c d) (* (cube (cbrt (+ (* a c) (* b d)))) (/ 1 (+ (sqr c) (sqr d)))))>
* [enter]simplify:  Simplifying (cbrt (+ (* a c) (* b d)))
* * [misc]simplify:  iters left: 5 (8 enodes)
* * [misc]simplify:  iters left: 4 (11 enodes)
* [exit]simplify:  Simplified to (cbrt (+ (* c a) (* d b)))
* [exit]simplify:  Simplified to (cbrt (+ (* c a) (* d b)))
* * * * [misc]progress:  [ 59 / 76 ] simplifiying candidate #<alt-delta (λ (a b c d) (* (cbrt (cube (+ (* a c) (* b d)))) (/ 1 (+ (sqr c) (sqr d)))))>
* [enter]simplify:  Simplifying (cube (+ (* a c) (* b d)))
* * [misc]simplify:  iters left: 5 (8 enodes)
* * [misc]simplify:  iters left: 4 (13 enodes)
* * [misc]simplify:  iters left: 3 (23 enodes)
* * [misc]simplify:  iters left: 2 (75 enodes)
* * [misc]simplify:  iters left: 1 (223 enodes)
* [exit]simplify:  Simplified to (cube (+ (* c a) (* d b)))
* [exit]simplify:  Simplified to (cube (+ (* c a) (* d b)))
* * * * [misc]progress:  [ 60 / 76 ] simplifiying candidate #<alt-delta (λ (a b c d) (* (sqr (sqrt (+ (* a c) (* b d)))) (/ 1 (+ (sqr c) (sqr d)))))>
* [enter]simplify:  Simplifying (sqrt (+ (* a c) (* b d)))
* * [misc]simplify:  iters left: 5 (8 enodes)
* * [misc]simplify:  iters left: 4 (11 enodes)
* [exit]simplify:  Simplified to (sqrt (+ (* c a) (* d b)))
* [exit]simplify:  Simplified to (sqrt (+ (* c a) (* d b)))
* * * * [misc]progress:  [ 61 / 76 ] simplifiying candidate #<alt-delta (λ (a b c d) (* (* 1 (+ (* a c) (* b d))) (/ 1 (+ (sqr c) (sqr d)))))>
* * * * [misc]progress:  [ 62 / 76 ] 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))))) (/ 1 (+ (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 (43 enodes)
* * [misc]simplify:  iters left: 3 (81 enodes)
* * [misc]simplify:  iters left: 2 (123 enodes)
* * [misc]simplify:  iters left: 1 (137 enodes)
* [exit]simplify:  Simplified to (- (sqr (* b d)) (* (* c a) (- (* b d) (* c a))))
* [exit]simplify:  Simplified to (- (sqr (* b d)) (* (* c a) (- (* b d) (* c a))))
* * * * [misc]progress:  [ 63 / 76 ] simplifiying candidate #<alt-delta (λ (a b c d) (* (/ (- (sqr (* a c)) (sqr (* b d))) (- (* a c) (* b d))) (/ 1 (+ (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 (30 enodes)
* * [misc]simplify:  iters left: 2 (54 enodes)
* * [misc]simplify:  iters left: 1 (78 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:  [ 64 / 76 ] simplifiying candidate #<alt-delta (λ (a b c d) (* (+ (* b d) (* a c)) (/ 1 (+ (sqr c) (sqr d)))))>
* * * * [misc]progress:  [ 65 / 76 ] simplifiying candidate #<alt-delta (λ (a b c d) (* (+ (* a c) (* b d)) (/ 1 (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 (18 enodes)
* [exit]simplify:  Simplified to (exp (+ (* d d) (sqr c)))
* [exit]simplify:  Simplified to (exp (+ (* d d) (sqr c)))
* * * * [misc]progress:  [ 66 / 76 ] simplifiying candidate #<alt-delta (λ (a b c d) (* (+ (* a c) (* b d)) (/ 1 (pow (+ (sqr c) (sqr d)) 1))))>
* * * * [misc]progress:  [ 67 / 76 ] simplifiying candidate #<alt-delta (λ (a b c d) (* (+ (* a c) (* b d)) (/ 1 (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)
* [exit]simplify:  Simplified to (log (+ (sqr c) (* d d)))
* [exit]simplify:  Simplified to (log (+ (sqr c) (* d d)))
* * * * [misc]progress:  [ 68 / 76 ] simplifiying candidate #<alt-delta (λ (a b c d) (* (+ (* a c) (* b d)) (/ 1 (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 (17 enodes)
* [exit]simplify:  Simplified to (exp (+ (sqr c) (* d d)))
* [exit]simplify:  Simplified to (exp (+ (sqr c) (* d d)))
* * * * [misc]progress:  [ 69 / 76 ] simplifiying candidate #<alt-delta (λ (a b c d) (* (+ (* a c) (* b d)) (/ 1 (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)
* [exit]simplify:  Simplified to (cbrt (+ (sqr c) (* d d)))
* [exit]simplify:  Simplified to (cbrt (+ (sqr c) (* d d)))
* * * * [misc]progress:  [ 70 / 76 ] simplifiying candidate #<alt-delta (λ (a b c d) (* (+ (* a c) (* b d)) (/ 1 (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 (21 enodes)
* * [misc]simplify:  iters left: 1 (65 enodes)
* [exit]simplify:  Simplified to (cube (+ (sqr c) (* d d)))
* [exit]simplify:  Simplified to (cube (+ (sqr c) (* d d)))
* * * * [misc]progress:  [ 71 / 76 ] simplifiying candidate #<alt-delta (λ (a b c d) (* (+ (* a c) (* b d)) (/ 1 (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 (9 enodes)
* [exit]simplify:  Simplified to (sqrt (+ (sqr c) (* d d)))
* [exit]simplify:  Simplified to (sqrt (+ (sqr c) (* d d)))
* * * * [misc]progress:  [ 72 / 76 ] simplifiying candidate #<alt-delta (λ (a b c d) (* (+ (* a c) (* b d)) (/ 1 (* 1 (+ (sqr c) (sqr d))))))>
* * * * [misc]progress:  [ 73 / 76 ] simplifiying candidate #<alt-delta (λ (a b c d) (* (+ (* a c) (* b d)) (/ 1 (/ (- (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 (30 enodes)
* * [misc]simplify:  iters left: 3 (48 enodes)
* * [misc]simplify:  iters left: 2 (69 enodes)
* * [misc]simplify:  iters left: 1 (89 enodes)
* [exit]simplify:  Simplified to (- (+ (* (sqr c) (sqr c)) (* (* d d) (* d d))) (* (* c d) (* c d)))
* [exit]simplify:  Simplified to (- (+ (* (sqr c) (sqr c)) (* (* d d) (* d d))) (* (* c d) (* c d)))
* * * * [misc]progress:  [ 74 / 76 ] simplifiying candidate #<alt-delta (λ (a b c d) (* (+ (* a c) (* b d)) (/ 1 (/ (- (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 (23 enodes)
* * [misc]simplify:  iters left: 1 (39 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:  [ 75 / 76 ] simplifiying candidate #<alt-delta (λ (a b c d) (* (+ (* a c) (* b d)) (/ 1 (* 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)
* [exit]simplify:  Simplified to (+ (sqr c) (* d d))
* [exit]simplify:  Simplified to (+ (sqr c) (* d d))
* * * * [misc]progress:  [ 76 / 76 ] simplifiying candidate #<alt-delta (λ (a b c d) (* (+ (* a c) (* b d)) (/ 1 (+ (sqr d) (sqr c)))))>
* * * [misc]progress:  adding candidates to table
* [misc]progress:  [Phase 3 of 3] Extracting.
* [enter]simplify:  Simplifying (cube (/ (+ (* a c) (* b d)) (+ (sqr c) (sqr d))))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (23 enodes)
* * [misc]simplify:  iters left: 4 (33 enodes)
* * [misc]simplify:  iters left: 3 (63 enodes)
* * [misc]simplify:  iters left: 2 (198 enodes)
* [exit]simplify:  Simplified to (cube (/ (+ (* c a) (* d b)) (+ (* d d) (* c c))))
* [exit]simplify:  Simplified to (cube (/ (+ (* c a) (* d b)) (+ (* d d) (* c c))))
* [enter]simplify:  Simplifying (sqrt (+ (sqr c) (sqr d)))
* * [misc]simplify:  iters left: 4 (6 enodes)
* * [misc]simplify:  iters left: 3 (9 enodes)
* [exit]simplify:  Simplified to (sqrt (+ (sqr c) (* d d)))
* [exit]simplify:  Simplified to (sqrt (+ (sqr c) (* d 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 (19 enodes)
* [exit]simplify:  Simplified to (- (log (+ (* c a) (* d b))) (log (+ (* d d) (* c c))))
* [exit]simplify:  Simplified to (- (log (+ (* c a) (* d b))) (log (+ (* d d) (* c c))))
* [enter]simplify:  Simplifying (/ (+ (* a c) (* b d)) (sqr c))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (13 enodes)
* * [misc]simplify:  iters left: 4 (15 enodes)
* [exit]simplify:  Simplified to (/ (+ (* c a) (* d b)) (* c c))
* [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 (19 enodes)
* [exit]simplify:  Simplified to (/ (cbrt (+ (* c a) (* d b))) (cbrt (+ (* d d) (* c c))))
* [exit]simplify:  Simplified to (/ (cbrt (+ (* c a) (* d b))) (cbrt (+ (* d d) (* c c))))
* [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 (21 enodes)
* * [misc]simplify:  iters left: 4 (29 enodes)
* * [misc]simplify:  iters left: 3 (41 enodes)
* * [misc]simplify:  iters left: 2 (51 enodes)
* * [misc]simplify:  iters left: 1 (62 enodes)
* [exit]simplify:  Simplified to (/ (/ (+ (* c a) (* d b)) (+ (cube c) (cube d))) (- (cube c) (cube d)))
* [exit]simplify:  Simplified to (/ (/ (+ (* c a) (* d b)) (+ (cube c) (cube d))) (- (cube c) (cube d)))
* [enter]simplify:  Simplifying 0
* * [misc]simplify:  iters left: 0 (1 enodes)
* [exit]simplify:  Simplified to 0
* [enter]simplify:  Simplifying (log (sqrt (+ (sqr c) (sqr d))))
* * [misc]simplify:  iters left: 5 (7 enodes)
* * [misc]simplify:  iters left: 4 (10 enodes)
* [exit]simplify:  Simplified to (log (sqrt (+ (sqr c) (* d d))))
* [exit]simplify:  Simplified to (log (sqrt (+ (sqr c) (* d d))))
* [enter]simplify:  Simplifying (log (+ (sqr c) (sqr d)))
* * [misc]simplify:  iters left: 4 (6 enodes)
* * [misc]simplify:  iters left: 3 (9 enodes)
* [exit]simplify:  Simplified to (log (+ (sqr c) (* d d)))
* [exit]simplify:  Simplified to (log (+ (sqr c) (* d d)))
* [enter]simplify:  Simplifying (cbrt (+ (* a c) (* b d)))
* * [misc]simplify:  iters left: 5 (8 enodes)
* * [misc]simplify:  iters left: 4 (11 enodes)
* [exit]simplify:  Simplified to (cbrt (+ (* c a) (* d b)))
* [exit]simplify:  Simplified to (cbrt (+ (* c a) (* d b)))
* [enter]simplify:  Simplifying (/ 1 (+ (sqr c) (sqr d)))
* * [misc]simplify:  iters left: 5 (7 enodes)
* * [misc]simplify:  iters left: 4 (12 enodes)
* [exit]simplify:  Simplified to (/ 1 (+ (* d d) (* c c)))
* [exit]simplify:  Simplified to (/ 1 (+ (* d d) (* c c)))
* [enter]simplify:  Simplifying (/ (+ (* a c) (* b d)) (sqr d))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (13 enodes)
* * [misc]simplify:  iters left: 4 (15 enodes)
* [exit]simplify:  Simplified to (/ (+ (* c a) (* d b)) (* d 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 (23 enodes)
* * [misc]simplify:  iters left: 4 (34 enodes)
* * [misc]simplify:  iters left: 3 (50 enodes)
* * [misc]simplify:  iters left: 2 (84 enodes)
* * [misc]simplify:  iters left: 1 (184 enodes)
* [exit]simplify:  Simplified to (/ (+ (* c a) (* d b)) (- (* (* c c) (* c c)) (* (* d d) (* d d))))
* [exit]simplify:  Simplified to (/ (+ (* c a) (* d b)) (- (* (* c c) (* c c)) (* (* d d) (* d 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 (18 enodes)
* [exit]simplify:  Simplified to (cbrt (/ (+ (* c a) (* d b)) (+ (* d d) (* c c))))
* [exit]simplify:  Simplified to (cbrt (/ (+ (* c a) (* d b)) (+ (* d d) (* c c))))