* [misc]progress:  [Phase 1 of 3] Setting up.
* * * [misc]progress:  [1/2] Preparing points
* * * [misc]progress:  [2/2] Setting up program.
* [misc]progress:  [Phase 2 of 3] Improving.
* [enter]simplify:  Simplifying (fabs (- (/ (+ x 4) y) (* (/ x y) z)))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (16 enodes)
* * [misc]simplify:  iters left: 4 (29 enodes)
* * [misc]simplify:  iters left: 3 (35 enodes)
* * [misc]simplify:  iters left: 2 (42 enodes)
* * [misc]simplify:  iters left: 1 (48 enodes)
* [exit]simplify:  Simplified to (fabs (- (/ (+ 4 x) y) (/ (* x z) y)))
* * [misc]progress:  iteration 1 / 4
* * * [misc]progress:  picking best candidate
* * * * [misc]pick:  Picked  #<alt-event (λ (x y z) (fabs (- (/ (+ x 4) y) (* (/ x y) z))))>
* * * [misc]progress:  localizing error
* * * [misc]progress:  generating rewritten candidates
* * * * [misc]progress:  [ 1 / 2 ] rewriting at (2 1 2)
* * * * [misc]progress:  [ 2 / 2 ] rewriting at (2 1)
* * * [misc]progress:  generating series expansions
* * * * [misc]progress:  [ 1 / 2 ] generating series at (2 1 2)
* [misc]approximate:  Taking taylor expansion of (* (/ x y) z) in (x y z) around 0
* [misc]taylor:  Taking taylor expansion of (* (/ x y) z) in z
* [misc]taylor:  Taking taylor expansion of (/ x y) in z
* [misc]taylor:  Taking taylor expansion of x in z
* [misc]backup-simplify:  Simplify x into x
* [misc]taylor:  Taking taylor expansion of y in z
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (/ x y) into (/ x y)
* [misc]taylor:  Taking taylor expansion of z in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (* (/ x y) z) in y
* [misc]taylor:  Taking taylor expansion of (/ x y) in y
* [misc]taylor:  Taking taylor expansion of x in y
* [misc]backup-simplify:  Simplify x into x
* [misc]taylor:  Taking taylor expansion of y in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ x 1) into x
* [misc]taylor:  Taking taylor expansion of z in y
* [misc]backup-simplify:  Simplify z into z
* [misc]taylor:  Taking taylor expansion of (* (/ x y) z) in x
* [misc]taylor:  Taking taylor expansion of (/ x y) in x
* [misc]taylor:  Taking taylor expansion of x in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of y in x
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (/ 1 y) into (/ 1 y)
* [misc]taylor:  Taking taylor expansion of z in x
* [misc]backup-simplify:  Simplify z into z
* [misc]taylor:  Taking taylor expansion of (* (/ x y) z) in x
* [misc]taylor:  Taking taylor expansion of (/ x y) in x
* [misc]taylor:  Taking taylor expansion of x in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of y in x
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (/ 1 y) into (/ 1 y)
* [misc]taylor:  Taking taylor expansion of z in x
* [misc]backup-simplify:  Simplify z into z
* [misc]backup-simplify:  Simplify (* (/ 1 y) z) into (/ z y)
* [misc]taylor:  Taking taylor expansion of (/ z y) in y
* [misc]taylor:  Taking taylor expansion of z in y
* [misc]backup-simplify:  Simplify z into z
* [misc]taylor:  Taking taylor expansion of y in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ z 1) into z
* [misc]taylor:  Taking taylor expansion of z in z
* [misc]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 y) (+ (* (/ 1 y) (/ 0 y)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 y) 0) (* 0 z)) into 0
* [misc]taylor:  Taking taylor expansion of 0 in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* z (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [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 y) (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 y) 0) (+ (* 0 0) (* 0 z))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* z (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [misc]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 y) (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)) (* 0 (/ 0 y)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 y) 0) (+ (* 0 0) (+ (* 0 0) (* 0 z)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (* 1 (* z (* (/ 1 y) x))) into (/ (* z x) y)
* [misc]approximate:  Taking taylor expansion of (* (/ (/ 1 x) (/ 1 y)) (/ 1 z)) in (x y z) around 0
* [misc]taylor:  Taking taylor expansion of (* (/ (/ 1 x) (/ 1 y)) (/ 1 z)) in z
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 x) (/ 1 y)) in z
* [misc]taylor:  Taking taylor expansion of (/ 1 x) in z
* [misc]taylor:  Taking taylor expansion of x in z
* [misc]backup-simplify:  Simplify x into x
* [misc]backup-simplify:  Simplify (/ 1 x) into (/ 1 x)
* [misc]taylor:  Taking taylor expansion of (/ 1 y) in z
* [misc]taylor:  Taking taylor expansion of y in z
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (/ 1 y) into (/ 1 y)
* [misc]backup-simplify:  Simplify (/ (/ 1 x) (/ 1 y)) into (/ y x)
* [misc]taylor:  Taking taylor expansion of (/ 1 z) in z
* [misc]taylor:  Taking taylor expansion of z in z
* [misc]backup-simplify:  Simplify 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 x) (/ 1 y)) (/ 1 z)) in y
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 x) (/ 1 y)) in y
* [misc]taylor:  Taking taylor expansion of (/ 1 x) in y
* [misc]taylor:  Taking taylor expansion of x in y
* [misc]backup-simplify:  Simplify x into x
* [misc]backup-simplify:  Simplify (/ 1 x) into (/ 1 x)
* [misc]taylor:  Taking taylor expansion of (/ 1 y) in y
* [misc]taylor:  Taking taylor expansion of y in y
* [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 x) 1) into (/ 1 x)
* [misc]taylor:  Taking taylor expansion of (/ 1 z) in y
* [misc]taylor:  Taking taylor expansion of z in y
* [misc]backup-simplify:  Simplify z into z
* [misc]backup-simplify:  Simplify (/ 1 z) into (/ 1 z)
* [misc]taylor:  Taking taylor expansion of (* (/ (/ 1 x) (/ 1 y)) (/ 1 z)) in x
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 x) (/ 1 y)) in x
* [misc]taylor:  Taking taylor expansion of (/ 1 x) in x
* [misc]taylor:  Taking taylor expansion of x in x
* [misc]backup-simplify:  Simplify 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 y) in x
* [misc]taylor:  Taking taylor expansion of y in x
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (/ 1 y) into (/ 1 y)
* [misc]backup-simplify:  Simplify (/ 1 (/ 1 y)) into y
* [misc]taylor:  Taking taylor expansion of (/ 1 z) in x
* [misc]taylor:  Taking taylor expansion of z in x
* [misc]backup-simplify:  Simplify z into z
* [misc]backup-simplify:  Simplify (/ 1 z) into (/ 1 z)
* [misc]taylor:  Taking taylor expansion of (* (/ (/ 1 x) (/ 1 y)) (/ 1 z)) in x
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 x) (/ 1 y)) in x
* [misc]taylor:  Taking taylor expansion of (/ 1 x) in x
* [misc]taylor:  Taking taylor expansion of x in x
* [misc]backup-simplify:  Simplify 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 y) in x
* [misc]taylor:  Taking taylor expansion of y in x
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (/ 1 y) into (/ 1 y)
* [misc]backup-simplify:  Simplify (/ 1 (/ 1 y)) into y
* [misc]taylor:  Taking taylor expansion of (/ 1 z) in x
* [misc]taylor:  Taking taylor expansion of z in x
* [misc]backup-simplify:  Simplify z into z
* [misc]backup-simplify:  Simplify (/ 1 z) into (/ 1 z)
* [misc]backup-simplify:  Simplify (* y (/ 1 z)) into (/ y z)
* [misc]taylor:  Taking taylor expansion of (/ y z) in y
* [misc]taylor:  Taking taylor expansion of y in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of z in y
* [misc]backup-simplify:  Simplify z into z
* [misc]backup-simplify:  Simplify (/ 1 z) into (/ 1 z)
* [misc]taylor:  Taking taylor expansion of (/ 1 z) in z
* [misc]taylor:  Taking taylor expansion of z in z
* [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 z) (/ 0 z)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 y) (/ 0 y)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (/ 1 y)) (+ (* y (/ 0 (/ 1 y))))) into 0
* [misc]backup-simplify:  Simplify (+ (* y 0) (* 0 (/ 1 z))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 z) (+ (* (/ 1 z) (/ 0 z)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [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 (- (+ (* (/ 1 z) (/ 0 z)) (* 0 (/ 0 z)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (/ 1 y)) (+ (* y (/ 0 (/ 1 y))) (* 0 (/ 0 (/ 1 y))))) into 0
* [misc]backup-simplify:  Simplify (+ (* y 0) (+ (* 0 0) (* 0 (/ 1 z)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 z) (+ (* (/ 1 z) (/ 0 z)) (* 0 (/ 0 z)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [misc]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 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 z) (/ 0 z)) (* 0 (/ 0 z)) (* 0 (/ 0 z)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)) (* 0 (/ 0 y)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (/ 1 y)) (+ (* y (/ 0 (/ 1 y))) (* 0 (/ 0 (/ 1 y))) (* 0 (/ 0 (/ 1 y))))) into 0
* [misc]backup-simplify:  Simplify (+ (* y 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 z))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 z) (+ (* (/ 1 z) (/ 0 z)) (* 0 (/ 0 z)) (* 0 (/ 0 z)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [misc]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 z)) (* (/ 1 y) (/ 1 (/ 1 x))))) into (/ (* z x) y)
* [misc]approximate:  Taking taylor expansion of (* (/ (/ 1 (- x)) (/ 1 (- y))) (/ 1 (- z))) in (x y z) around 0
* [misc]taylor:  Taking taylor expansion of (* (/ (/ 1 (- x)) (/ 1 (- y))) (/ 1 (- z))) in z
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 (- x)) (/ 1 (- y))) in z
* [misc]taylor:  Taking taylor expansion of (/ 1 (- x)) in z
* [misc]taylor:  Taking taylor expansion of (- x) in z
* [misc]taylor:  Taking taylor expansion of x in z
* [misc]backup-simplify:  Simplify x into x
* [misc]backup-simplify:  Simplify (- x) into (- x)
* [misc]backup-simplify:  Simplify (- x) into (- x)
* [misc]backup-simplify:  Simplify (/ 1 (- x)) into (/ -1 x)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- y)) in z
* [misc]taylor:  Taking taylor expansion of (- y) in z
* [misc]taylor:  Taking taylor expansion of y in z
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (/ 1 (- y)) into (/ -1 y)
* [misc]backup-simplify:  Simplify (/ (/ -1 x) (/ -1 y)) into (/ y x)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- z)) in z
* [misc]taylor:  Taking taylor expansion of (- z) in z
* [misc]taylor:  Taking taylor expansion of z in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 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 (- x)) (/ 1 (- y))) (/ 1 (- z))) in y
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 (- x)) (/ 1 (- y))) in y
* [misc]taylor:  Taking taylor expansion of (/ 1 (- x)) in y
* [misc]taylor:  Taking taylor expansion of (- x) in y
* [misc]taylor:  Taking taylor expansion of x in y
* [misc]backup-simplify:  Simplify x into x
* [misc]backup-simplify:  Simplify (- x) into (- x)
* [misc]backup-simplify:  Simplify (- x) into (- x)
* [misc]backup-simplify:  Simplify (/ 1 (- x)) into (/ -1 x)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- y)) in y
* [misc]taylor:  Taking taylor expansion of (- y) in y
* [misc]taylor:  Taking taylor expansion of y in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 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 x) -1) into (/ 1 x)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- z)) in y
* [misc]taylor:  Taking taylor expansion of (- z) in y
* [misc]taylor:  Taking taylor expansion of z in y
* [misc]backup-simplify:  Simplify z into z
* [misc]backup-simplify:  Simplify (- z) into (- z)
* [misc]backup-simplify:  Simplify (- z) into (- z)
* [misc]backup-simplify:  Simplify (/ 1 (- z)) into (/ -1 z)
* [misc]taylor:  Taking taylor expansion of (* (/ (/ 1 (- x)) (/ 1 (- y))) (/ 1 (- z))) in x
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 (- x)) (/ 1 (- y))) in x
* [misc]taylor:  Taking taylor expansion of (/ 1 (- x)) in x
* [misc]taylor:  Taking taylor expansion of (- x) in x
* [misc]taylor:  Taking taylor expansion of x in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 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 (- y)) in x
* [misc]taylor:  Taking taylor expansion of (- y) in x
* [misc]taylor:  Taking taylor expansion of y in x
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (/ 1 (- y)) into (/ -1 y)
* [misc]backup-simplify:  Simplify (/ -1 (/ -1 y)) into y
* [misc]taylor:  Taking taylor expansion of (/ 1 (- z)) in x
* [misc]taylor:  Taking taylor expansion of (- z) in x
* [misc]taylor:  Taking taylor expansion of z in x
* [misc]backup-simplify:  Simplify z into z
* [misc]backup-simplify:  Simplify (- z) into (- z)
* [misc]backup-simplify:  Simplify (- z) into (- z)
* [misc]backup-simplify:  Simplify (/ 1 (- z)) into (/ -1 z)
* [misc]taylor:  Taking taylor expansion of (* (/ (/ 1 (- x)) (/ 1 (- y))) (/ 1 (- z))) in x
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 (- x)) (/ 1 (- y))) in x
* [misc]taylor:  Taking taylor expansion of (/ 1 (- x)) in x
* [misc]taylor:  Taking taylor expansion of (- x) in x
* [misc]taylor:  Taking taylor expansion of x in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 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 (- y)) in x
* [misc]taylor:  Taking taylor expansion of (- y) in x
* [misc]taylor:  Taking taylor expansion of y in x
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (/ 1 (- y)) into (/ -1 y)
* [misc]backup-simplify:  Simplify (/ -1 (/ -1 y)) into y
* [misc]taylor:  Taking taylor expansion of (/ 1 (- z)) in x
* [misc]taylor:  Taking taylor expansion of (- z) in x
* [misc]taylor:  Taking taylor expansion of z in x
* [misc]backup-simplify:  Simplify z into z
* [misc]backup-simplify:  Simplify (- z) into (- z)
* [misc]backup-simplify:  Simplify (- z) into (- z)
* [misc]backup-simplify:  Simplify (/ 1 (- z)) into (/ -1 z)
* [misc]backup-simplify:  Simplify (* y (/ -1 z)) into (* -1 (/ y z))
* [misc]taylor:  Taking taylor expansion of (* -1 (/ y z)) in y
* [misc]taylor:  Taking taylor expansion of -1 in y
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]taylor:  Taking taylor expansion of (/ y z) in y
* [misc]taylor:  Taking taylor expansion of y in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of z in y
* [misc]backup-simplify:  Simplify z into z
* [misc]backup-simplify:  Simplify (/ 1 z) into (/ 1 z)
* [misc]backup-simplify:  Simplify (* -1 (/ 1 z)) into (/ -1 z)
* [misc]taylor:  Taking taylor expansion of (/ -1 z) in z
* [misc]taylor:  Taking taylor expansion of -1 in z
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]taylor:  Taking taylor expansion of z in z
* [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 (- 0) into 0
* [misc]backup-simplify:  Simplify (- z) into (- z)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 z) (/ 0 (- z))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 y) (/ 0 (- y))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (/ -1 y)) (+ (* y (/ 0 (/ -1 y))))) into 0
* [misc]backup-simplify:  Simplify (+ (* y 0) (* 0 (/ -1 z))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 z) (+ (* (/ 1 z) (/ 0 z)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (* 0 (/ 1 z))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- z) into (- z)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- z) into (- z)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 z) (/ 0 (- z))) (* 0 (/ 0 (- z))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 y) (/ 0 (- y))) (* 0 (/ 0 (- y))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (/ -1 y)) (+ (* y (/ 0 (/ -1 y))) (* 0 (/ 0 (/ -1 y))))) into 0
* [misc]backup-simplify:  Simplify (+ (* y 0) (+ (* 0 0) (* 0 (/ -1 z)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 z) (+ (* (/ 1 z) (/ 0 z)) (* 0 (/ 0 z)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (* 0 (/ 1 z)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [misc]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 1) (+ (* -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 (- z) into (- z)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- z) into (- z)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- z) into (- z)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 z) (/ 0 (- z))) (* 0 (/ 0 (- z))) (* 0 (/ 0 (- z))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 y) (/ 0 (- y))) (* 0 (/ 0 (- y))) (* 0 (/ 0 (- y))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (/ -1 y)) (+ (* y (/ 0 (/ -1 y))) (* 0 (/ 0 (/ -1 y))) (* 0 (/ 0 (/ -1 y))))) into 0
* [misc]backup-simplify:  Simplify (+ (* y 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ -1 z))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 z) (+ (* (/ 1 z) (/ 0 z)) (* 0 (/ 0 z)) (* 0 (/ 0 z)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 z))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [misc]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 (- z))) (* (/ 1 (- y)) (/ 1 (/ 1 (- x)))))) into (/ (* z x) y)
* * * * [misc]progress:  [ 2 / 2 ] generating series at (2 1)
* [misc]approximate:  Taking taylor expansion of (- (/ (+ x 4) y) (* (/ x y) z)) in (x y z) around 0
* [misc]taylor:  Taking taylor expansion of (- (/ (+ x 4) y) (* (/ x y) z)) in z
* [misc]taylor:  Taking taylor expansion of (/ (+ x 4) y) in z
* [misc]taylor:  Taking taylor expansion of (+ x 4) in z
* [misc]taylor:  Taking taylor expansion of x in z
* [misc]backup-simplify:  Simplify x into x
* [misc]taylor:  Taking taylor expansion of 4 in z
* [misc]backup-simplify:  Simplify 4 into 4
* [misc]taylor:  Taking taylor expansion of y in z
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (+ x 4) into (+ 4 x)
* [misc]backup-simplify:  Simplify (/ (+ 4 x) y) into (/ (+ 4 x) y)
* [misc]taylor:  Taking taylor expansion of (* (/ x y) z) in z
* [misc]taylor:  Taking taylor expansion of (/ x y) in z
* [misc]taylor:  Taking taylor expansion of x in z
* [misc]backup-simplify:  Simplify x into x
* [misc]taylor:  Taking taylor expansion of y in z
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (/ x y) into (/ x y)
* [misc]taylor:  Taking taylor expansion of z in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (- (/ (+ x 4) y) (* (/ x y) z)) in y
* [misc]taylor:  Taking taylor expansion of (/ (+ x 4) y) in y
* [misc]taylor:  Taking taylor expansion of (+ x 4) in y
* [misc]taylor:  Taking taylor expansion of x in y
* [misc]backup-simplify:  Simplify x into x
* [misc]taylor:  Taking taylor expansion of 4 in y
* [misc]backup-simplify:  Simplify 4 into 4
* [misc]taylor:  Taking taylor expansion of y in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (+ x 4) into (+ 4 x)
* [misc]backup-simplify:  Simplify (/ (+ 4 x) 1) into (+ 4 x)
* [misc]taylor:  Taking taylor expansion of (* (/ x y) z) in y
* [misc]taylor:  Taking taylor expansion of (/ x y) in y
* [misc]taylor:  Taking taylor expansion of x in y
* [misc]backup-simplify:  Simplify x into x
* [misc]taylor:  Taking taylor expansion of y in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ x 1) into x
* [misc]taylor:  Taking taylor expansion of z in y
* [misc]backup-simplify:  Simplify z into z
* [misc]taylor:  Taking taylor expansion of (- (/ (+ x 4) y) (* (/ x y) z)) in x
* [misc]taylor:  Taking taylor expansion of (/ (+ x 4) y) in x
* [misc]taylor:  Taking taylor expansion of (+ x 4) in x
* [misc]taylor:  Taking taylor expansion of x in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of 4 in x
* [misc]backup-simplify:  Simplify 4 into 4
* [misc]taylor:  Taking taylor expansion of y in x
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (+ 0 4) into 4
* [misc]backup-simplify:  Simplify (/ 4 y) into (/ 4 y)
* [misc]taylor:  Taking taylor expansion of (* (/ x y) z) in x
* [misc]taylor:  Taking taylor expansion of (/ x y) in x
* [misc]taylor:  Taking taylor expansion of x in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of y in x
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (/ 1 y) into (/ 1 y)
* [misc]taylor:  Taking taylor expansion of z in x
* [misc]backup-simplify:  Simplify z into z
* [misc]taylor:  Taking taylor expansion of (- (/ (+ x 4) y) (* (/ x y) z)) in x
* [misc]taylor:  Taking taylor expansion of (/ (+ x 4) y) in x
* [misc]taylor:  Taking taylor expansion of (+ x 4) in x
* [misc]taylor:  Taking taylor expansion of x in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of 4 in x
* [misc]backup-simplify:  Simplify 4 into 4
* [misc]taylor:  Taking taylor expansion of y in x
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (+ 0 4) into 4
* [misc]backup-simplify:  Simplify (/ 4 y) into (/ 4 y)
* [misc]taylor:  Taking taylor expansion of (* (/ x y) z) in x
* [misc]taylor:  Taking taylor expansion of (/ x y) in x
* [misc]taylor:  Taking taylor expansion of x in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of y in x
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (/ 1 y) into (/ 1 y)
* [misc]taylor:  Taking taylor expansion of z in x
* [misc]backup-simplify:  Simplify z into z
* [misc]backup-simplify:  Simplify (+ (/ 4 y) 0) into (* 4 (/ 1 y))
* [misc]taylor:  Taking taylor expansion of (* 4 (/ 1 y)) in y
* [misc]taylor:  Taking taylor expansion of 4 in y
* [misc]backup-simplify:  Simplify 4 into 4
* [misc]taylor:  Taking taylor expansion of (/ 1 y) in y
* [misc]taylor:  Taking taylor expansion of y in y
* [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 (* 4 1) into 4
* [misc]taylor:  Taking taylor expansion of 4 in z
* [misc]backup-simplify:  Simplify 4 into 4
* [misc]backup-simplify:  Simplify 4 into 4
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (- (/ 1 y) (+ (* (/ 4 y) (/ 0 y)))) into (/ 1 y)
* [misc]backup-simplify:  Simplify (* (/ 1 y) z) into (/ z y)
* [misc]backup-simplify:  Simplify (- (/ z y)) into (- (/ z y))
* [misc]backup-simplify:  Simplify (+ (/ 1 y) (- (/ z y))) into (- (/ 1 y) (/ z y))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 y) (/ z y)) in y
* [misc]taylor:  Taking taylor expansion of (/ 1 y) in y
* [misc]taylor:  Taking taylor expansion of y in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ z y) in y
* [misc]taylor:  Taking taylor expansion of z in y
* [misc]backup-simplify:  Simplify z into z
* [misc]taylor:  Taking taylor expansion of y in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ z 1) into z
* [misc]backup-simplify:  Simplify (- z) into (- z)
* [misc]backup-simplify:  Simplify (+ 1 (- z)) into (- 1 z)
* [misc]taylor:  Taking taylor expansion of (- 1 z) in z
* [misc]taylor:  Taking taylor expansion of 1 in z
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of z in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 4 0) (* 0 1)) into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [misc]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) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 y) (+ (* (/ 4 y) (/ 0 y)) (* (/ 1 y) (/ 0 y)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 y) (+ (* (/ 1 y) (/ 0 y)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 y) 0) (* 0 z)) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* z (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [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 (+ (* 4 0) (+ (* 0 0) (* 0 1))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [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 -1) into -1
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify (+ (* -1 (* z (* (/ 1 y) x))) (+ (* 1 (* 1 (* (/ 1 y) x))) (* 4 (* 1 (* (/ 1 y) 1))))) into (- (+ (* 4 (/ 1 y)) (/ x y)) (/ (* z x) y))
* [misc]approximate:  Taking taylor expansion of (- (/ (+ (/ 1 x) 4) (/ 1 y)) (* (/ (/ 1 x) (/ 1 y)) (/ 1 z))) in (x y z) around 0
* [misc]taylor:  Taking taylor expansion of (- (/ (+ (/ 1 x) 4) (/ 1 y)) (* (/ (/ 1 x) (/ 1 y)) (/ 1 z))) in z
* [misc]taylor:  Taking taylor expansion of (/ (+ (/ 1 x) 4) (/ 1 y)) in z
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 x) 4) in z
* [misc]taylor:  Taking taylor expansion of (/ 1 x) in z
* [misc]taylor:  Taking taylor expansion of x in z
* [misc]backup-simplify:  Simplify x into x
* [misc]backup-simplify:  Simplify (/ 1 x) into (/ 1 x)
* [misc]taylor:  Taking taylor expansion of 4 in z
* [misc]backup-simplify:  Simplify 4 into 4
* [misc]taylor:  Taking taylor expansion of (/ 1 y) in z
* [misc]taylor:  Taking taylor expansion of y in z
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (/ 1 y) into (/ 1 y)
* [misc]backup-simplify:  Simplify (+ (/ 1 x) 4) into (+ 4 (/ 1 x))
* [misc]backup-simplify:  Simplify (/ (+ 4 (/ 1 x)) (/ 1 y)) into (* y (+ 4 (/ 1 x)))
* [misc]taylor:  Taking taylor expansion of (* (/ (/ 1 x) (/ 1 y)) (/ 1 z)) in z
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 x) (/ 1 y)) in z
* [misc]taylor:  Taking taylor expansion of (/ 1 x) in z
* [misc]taylor:  Taking taylor expansion of x in z
* [misc]backup-simplify:  Simplify x into x
* [misc]backup-simplify:  Simplify (/ 1 x) into (/ 1 x)
* [misc]taylor:  Taking taylor expansion of (/ 1 y) in z
* [misc]taylor:  Taking taylor expansion of y in z
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (/ 1 y) into (/ 1 y)
* [misc]backup-simplify:  Simplify (/ (/ 1 x) (/ 1 y)) into (/ y x)
* [misc]taylor:  Taking taylor expansion of (/ 1 z) in z
* [misc]taylor:  Taking taylor expansion of z in z
* [misc]backup-simplify:  Simplify 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 x) 4) (/ 1 y)) (* (/ (/ 1 x) (/ 1 y)) (/ 1 z))) in y
* [misc]taylor:  Taking taylor expansion of (/ (+ (/ 1 x) 4) (/ 1 y)) in y
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 x) 4) in y
* [misc]taylor:  Taking taylor expansion of (/ 1 x) in y
* [misc]taylor:  Taking taylor expansion of x in y
* [misc]backup-simplify:  Simplify x into x
* [misc]backup-simplify:  Simplify (/ 1 x) into (/ 1 x)
* [misc]taylor:  Taking taylor expansion of 4 in y
* [misc]backup-simplify:  Simplify 4 into 4
* [misc]taylor:  Taking taylor expansion of (/ 1 y) in y
* [misc]taylor:  Taking taylor expansion of y in y
* [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 x) 4) into (+ 4 (/ 1 x))
* [misc]backup-simplify:  Simplify (/ (+ 4 (/ 1 x)) 1) into (+ 4 (/ 1 x))
* [misc]taylor:  Taking taylor expansion of (* (/ (/ 1 x) (/ 1 y)) (/ 1 z)) in y
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 x) (/ 1 y)) in y
* [misc]taylor:  Taking taylor expansion of (/ 1 x) in y
* [misc]taylor:  Taking taylor expansion of x in y
* [misc]backup-simplify:  Simplify x into x
* [misc]backup-simplify:  Simplify (/ 1 x) into (/ 1 x)
* [misc]taylor:  Taking taylor expansion of (/ 1 y) in y
* [misc]taylor:  Taking taylor expansion of y in y
* [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 x) 1) into (/ 1 x)
* [misc]taylor:  Taking taylor expansion of (/ 1 z) in y
* [misc]taylor:  Taking taylor expansion of z in y
* [misc]backup-simplify:  Simplify z into z
* [misc]backup-simplify:  Simplify (/ 1 z) into (/ 1 z)
* [misc]taylor:  Taking taylor expansion of (- (/ (+ (/ 1 x) 4) (/ 1 y)) (* (/ (/ 1 x) (/ 1 y)) (/ 1 z))) in x
* [misc]taylor:  Taking taylor expansion of (/ (+ (/ 1 x) 4) (/ 1 y)) in x
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 x) 4) in x
* [misc]taylor:  Taking taylor expansion of (/ 1 x) in x
* [misc]taylor:  Taking taylor expansion of x in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of 4 in x
* [misc]backup-simplify:  Simplify 4 into 4
* [misc]taylor:  Taking taylor expansion of (/ 1 y) in x
* [misc]taylor:  Taking taylor expansion of y in x
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (/ 1 y) into (/ 1 y)
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (/ 1 (/ 1 y)) into y
* [misc]taylor:  Taking taylor expansion of (* (/ (/ 1 x) (/ 1 y)) (/ 1 z)) in x
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 x) (/ 1 y)) in x
* [misc]taylor:  Taking taylor expansion of (/ 1 x) in x
* [misc]taylor:  Taking taylor expansion of x in x
* [misc]backup-simplify:  Simplify 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 y) in x
* [misc]taylor:  Taking taylor expansion of y in x
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (/ 1 y) into (/ 1 y)
* [misc]backup-simplify:  Simplify (/ 1 (/ 1 y)) into y
* [misc]taylor:  Taking taylor expansion of (/ 1 z) in x
* [misc]taylor:  Taking taylor expansion of z in x
* [misc]backup-simplify:  Simplify z into z
* [misc]backup-simplify:  Simplify (/ 1 z) into (/ 1 z)
* [misc]taylor:  Taking taylor expansion of (- (/ (+ (/ 1 x) 4) (/ 1 y)) (* (/ (/ 1 x) (/ 1 y)) (/ 1 z))) in x
* [misc]taylor:  Taking taylor expansion of (/ (+ (/ 1 x) 4) (/ 1 y)) in x
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 x) 4) in x
* [misc]taylor:  Taking taylor expansion of (/ 1 x) in x
* [misc]taylor:  Taking taylor expansion of x in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of 4 in x
* [misc]backup-simplify:  Simplify 4 into 4
* [misc]taylor:  Taking taylor expansion of (/ 1 y) in x
* [misc]taylor:  Taking taylor expansion of y in x
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (/ 1 y) into (/ 1 y)
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (/ 1 (/ 1 y)) into y
* [misc]taylor:  Taking taylor expansion of (* (/ (/ 1 x) (/ 1 y)) (/ 1 z)) in x
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 x) (/ 1 y)) in x
* [misc]taylor:  Taking taylor expansion of (/ 1 x) in x
* [misc]taylor:  Taking taylor expansion of x in x
* [misc]backup-simplify:  Simplify 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 y) in x
* [misc]taylor:  Taking taylor expansion of y in x
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (/ 1 y) into (/ 1 y)
* [misc]backup-simplify:  Simplify (/ 1 (/ 1 y)) into y
* [misc]taylor:  Taking taylor expansion of (/ 1 z) in x
* [misc]taylor:  Taking taylor expansion of z in x
* [misc]backup-simplify:  Simplify z into z
* [misc]backup-simplify:  Simplify (/ 1 z) into (/ 1 z)
* [misc]backup-simplify:  Simplify (* y (/ 1 z)) into (/ y z)
* [misc]backup-simplify:  Simplify (- (/ y z)) into (- (/ y z))
* [misc]backup-simplify:  Simplify (+ y (- (/ y z))) into (- y (/ y z))
* [misc]taylor:  Taking taylor expansion of (- y (/ y z)) in y
* [misc]taylor:  Taking taylor expansion of y in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (/ y z) in y
* [misc]taylor:  Taking taylor expansion of y in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of z in y
* [misc]backup-simplify:  Simplify z into z
* [misc]backup-simplify:  Simplify (/ 1 z) into (/ 1 z)
* [misc]backup-simplify:  Simplify (- (/ 1 z)) into (- (/ 1 z))
* [misc]backup-simplify:  Simplify (+ 1 (- (/ 1 z))) into (- 1 (/ 1 z))
* [misc]taylor:  Taking taylor expansion of (- 1 (/ 1 z)) in z
* [misc]taylor:  Taking taylor expansion of 1 in z
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 z) in z
* [misc]taylor:  Taking taylor expansion of z in z
* [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 (+ 0 -1) into -1
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 4) into 4
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 y) (/ 0 y)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 4 (/ 1 y)) (+ (* y (/ 0 (/ 1 y))))) into (* 4 y)
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 z) (/ 0 z)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 y) (/ 0 y)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (/ 1 y)) (+ (* y (/ 0 (/ 1 y))))) into 0
* [misc]backup-simplify:  Simplify (+ (* y 0) (* 0 (/ 1 z))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 4 y) 0) into (* 4 y)
* [misc]taylor:  Taking taylor expansion of (* 4 y) in y
* [misc]taylor:  Taking taylor expansion of 4 in y
* [misc]backup-simplify:  Simplify 4 into 4
* [misc]taylor:  Taking taylor expansion of y in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (+ (* 4 1) (* 0 0)) into 4
* [misc]taylor:  Taking taylor expansion of 4 in z
* [misc]backup-simplify:  Simplify 4 into 4
* [misc]backup-simplify:  Simplify (- (/ 0 z) (+ (* (/ 1 z) (/ 0 z)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [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 (+ 1 0) into 1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (/ 1 y)) (+ (* y (/ 0 (/ 1 y))) (* (* 4 y) (/ 0 (/ 1 y))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 z) (/ 0 z)) (* 0 (/ 0 z)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (/ 1 y)) (+ (* y (/ 0 (/ 1 y))) (* 0 (/ 0 (/ 1 y))))) into 0
* [misc]backup-simplify:  Simplify (+ (* y 0) (+ (* 0 0) (* 0 (/ 1 z)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 4 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 z) (+ (* (/ 1 z) (/ 0 z)) (* 0 (/ 0 z)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 4 into 4
* [misc]backup-simplify:  Simplify (+ (* 4 (* 1 (* (/ 1 y) 1))) (+ (* 1 (* 1 (* (/ 1 y) (/ 1 (/ 1 x))))) (* -1 (* (/ 1 (/ 1 z)) (* (/ 1 y) (/ 1 (/ 1 x))))))) into (- (+ (* 4 (/ 1 y)) (/ x y)) (/ (* z x) y))
* [misc]approximate:  Taking taylor expansion of (- (/ (+ (/ 1 (- x)) 4) (/ 1 (- y))) (* (/ (/ 1 (- x)) (/ 1 (- y))) (/ 1 (- z)))) in (x y z) around 0
* [misc]taylor:  Taking taylor expansion of (- (/ (+ (/ 1 (- x)) 4) (/ 1 (- y))) (* (/ (/ 1 (- x)) (/ 1 (- y))) (/ 1 (- z)))) in z
* [misc]taylor:  Taking taylor expansion of (/ (+ (/ 1 (- x)) 4) (/ 1 (- y))) in z
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 (- x)) 4) in z
* [misc]taylor:  Taking taylor expansion of (/ 1 (- x)) in z
* [misc]taylor:  Taking taylor expansion of (- x) in z
* [misc]taylor:  Taking taylor expansion of x in z
* [misc]backup-simplify:  Simplify x into x
* [misc]backup-simplify:  Simplify (- x) into (- x)
* [misc]backup-simplify:  Simplify (- x) into (- x)
* [misc]backup-simplify:  Simplify (/ 1 (- x)) into (/ -1 x)
* [misc]taylor:  Taking taylor expansion of 4 in z
* [misc]backup-simplify:  Simplify 4 into 4
* [misc]taylor:  Taking taylor expansion of (/ 1 (- y)) in z
* [misc]taylor:  Taking taylor expansion of (- y) in z
* [misc]taylor:  Taking taylor expansion of y in z
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (/ 1 (- y)) into (/ -1 y)
* [misc]backup-simplify:  Simplify (+ (/ -1 x) 4) into (- 4 (/ 1 x))
* [misc]backup-simplify:  Simplify (/ (- 4 (/ 1 x)) (/ -1 y)) into (* -1 (* y (- 4 (/ 1 x))))
* [misc]taylor:  Taking taylor expansion of (* (/ (/ 1 (- x)) (/ 1 (- y))) (/ 1 (- z))) in z
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 (- x)) (/ 1 (- y))) in z
* [misc]taylor:  Taking taylor expansion of (/ 1 (- x)) in z
* [misc]taylor:  Taking taylor expansion of (- x) in z
* [misc]taylor:  Taking taylor expansion of x in z
* [misc]backup-simplify:  Simplify x into x
* [misc]backup-simplify:  Simplify (- x) into (- x)
* [misc]backup-simplify:  Simplify (- x) into (- x)
* [misc]backup-simplify:  Simplify (/ 1 (- x)) into (/ -1 x)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- y)) in z
* [misc]taylor:  Taking taylor expansion of (- y) in z
* [misc]taylor:  Taking taylor expansion of y in z
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (/ 1 (- y)) into (/ -1 y)
* [misc]backup-simplify:  Simplify (/ (/ -1 x) (/ -1 y)) into (/ y x)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- z)) in z
* [misc]taylor:  Taking taylor expansion of (- z) in z
* [misc]taylor:  Taking taylor expansion of z in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 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 (- x)) 4) (/ 1 (- y))) (* (/ (/ 1 (- x)) (/ 1 (- y))) (/ 1 (- z)))) in y
* [misc]taylor:  Taking taylor expansion of (/ (+ (/ 1 (- x)) 4) (/ 1 (- y))) in y
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 (- x)) 4) in y
* [misc]taylor:  Taking taylor expansion of (/ 1 (- x)) in y
* [misc]taylor:  Taking taylor expansion of (- x) in y
* [misc]taylor:  Taking taylor expansion of x in y
* [misc]backup-simplify:  Simplify x into x
* [misc]backup-simplify:  Simplify (- x) into (- x)
* [misc]backup-simplify:  Simplify (- x) into (- x)
* [misc]backup-simplify:  Simplify (/ 1 (- x)) into (/ -1 x)
* [misc]taylor:  Taking taylor expansion of 4 in y
* [misc]backup-simplify:  Simplify 4 into 4
* [misc]taylor:  Taking taylor expansion of (/ 1 (- y)) in y
* [misc]taylor:  Taking taylor expansion of (- y) in y
* [misc]taylor:  Taking taylor expansion of y in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 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 x) 4) into (- 4 (/ 1 x))
* [misc]backup-simplify:  Simplify (/ (- 4 (/ 1 x)) -1) into (* -1 (- 4 (/ 1 x)))
* [misc]taylor:  Taking taylor expansion of (* (/ (/ 1 (- x)) (/ 1 (- y))) (/ 1 (- z))) in y
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 (- x)) (/ 1 (- y))) in y
* [misc]taylor:  Taking taylor expansion of (/ 1 (- x)) in y
* [misc]taylor:  Taking taylor expansion of (- x) in y
* [misc]taylor:  Taking taylor expansion of x in y
* [misc]backup-simplify:  Simplify x into x
* [misc]backup-simplify:  Simplify (- x) into (- x)
* [misc]backup-simplify:  Simplify (- x) into (- x)
* [misc]backup-simplify:  Simplify (/ 1 (- x)) into (/ -1 x)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- y)) in y
* [misc]taylor:  Taking taylor expansion of (- y) in y
* [misc]taylor:  Taking taylor expansion of y in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 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 x) -1) into (/ 1 x)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- z)) in y
* [misc]taylor:  Taking taylor expansion of (- z) in y
* [misc]taylor:  Taking taylor expansion of z in y
* [misc]backup-simplify:  Simplify z into z
* [misc]backup-simplify:  Simplify (- z) into (- z)
* [misc]backup-simplify:  Simplify (- z) into (- z)
* [misc]backup-simplify:  Simplify (/ 1 (- z)) into (/ -1 z)
* [misc]taylor:  Taking taylor expansion of (- (/ (+ (/ 1 (- x)) 4) (/ 1 (- y))) (* (/ (/ 1 (- x)) (/ 1 (- y))) (/ 1 (- z)))) in x
* [misc]taylor:  Taking taylor expansion of (/ (+ (/ 1 (- x)) 4) (/ 1 (- y))) in x
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 (- x)) 4) in x
* [misc]taylor:  Taking taylor expansion of (/ 1 (- x)) in x
* [misc]taylor:  Taking taylor expansion of (- x) in x
* [misc]taylor:  Taking taylor expansion of x in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of 4 in x
* [misc]backup-simplify:  Simplify 4 into 4
* [misc]taylor:  Taking taylor expansion of (/ 1 (- y)) in x
* [misc]taylor:  Taking taylor expansion of (- y) in x
* [misc]taylor:  Taking taylor expansion of y in x
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (/ 1 (- y)) into (/ -1 y)
* [misc]backup-simplify:  Simplify (+ -1 0) into -1
* [misc]backup-simplify:  Simplify (/ -1 (/ -1 y)) into y
* [misc]taylor:  Taking taylor expansion of (* (/ (/ 1 (- x)) (/ 1 (- y))) (/ 1 (- z))) in x
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 (- x)) (/ 1 (- y))) in x
* [misc]taylor:  Taking taylor expansion of (/ 1 (- x)) in x
* [misc]taylor:  Taking taylor expansion of (- x) in x
* [misc]taylor:  Taking taylor expansion of x in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 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 (- y)) in x
* [misc]taylor:  Taking taylor expansion of (- y) in x
* [misc]taylor:  Taking taylor expansion of y in x
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (/ 1 (- y)) into (/ -1 y)
* [misc]backup-simplify:  Simplify (/ -1 (/ -1 y)) into y
* [misc]taylor:  Taking taylor expansion of (/ 1 (- z)) in x
* [misc]taylor:  Taking taylor expansion of (- z) in x
* [misc]taylor:  Taking taylor expansion of z in x
* [misc]backup-simplify:  Simplify z into z
* [misc]backup-simplify:  Simplify (- z) into (- z)
* [misc]backup-simplify:  Simplify (- z) into (- z)
* [misc]backup-simplify:  Simplify (/ 1 (- z)) into (/ -1 z)
* [misc]taylor:  Taking taylor expansion of (- (/ (+ (/ 1 (- x)) 4) (/ 1 (- y))) (* (/ (/ 1 (- x)) (/ 1 (- y))) (/ 1 (- z)))) in x
* [misc]taylor:  Taking taylor expansion of (/ (+ (/ 1 (- x)) 4) (/ 1 (- y))) in x
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 (- x)) 4) in x
* [misc]taylor:  Taking taylor expansion of (/ 1 (- x)) in x
* [misc]taylor:  Taking taylor expansion of (- x) in x
* [misc]taylor:  Taking taylor expansion of x in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of 4 in x
* [misc]backup-simplify:  Simplify 4 into 4
* [misc]taylor:  Taking taylor expansion of (/ 1 (- y)) in x
* [misc]taylor:  Taking taylor expansion of (- y) in x
* [misc]taylor:  Taking taylor expansion of y in x
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (/ 1 (- y)) into (/ -1 y)
* [misc]backup-simplify:  Simplify (+ -1 0) into -1
* [misc]backup-simplify:  Simplify (/ -1 (/ -1 y)) into y
* [misc]taylor:  Taking taylor expansion of (* (/ (/ 1 (- x)) (/ 1 (- y))) (/ 1 (- z))) in x
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 (- x)) (/ 1 (- y))) in x
* [misc]taylor:  Taking taylor expansion of (/ 1 (- x)) in x
* [misc]taylor:  Taking taylor expansion of (- x) in x
* [misc]taylor:  Taking taylor expansion of x in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 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 (- y)) in x
* [misc]taylor:  Taking taylor expansion of (- y) in x
* [misc]taylor:  Taking taylor expansion of y in x
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (/ 1 (- y)) into (/ -1 y)
* [misc]backup-simplify:  Simplify (/ -1 (/ -1 y)) into y
* [misc]taylor:  Taking taylor expansion of (/ 1 (- z)) in x
* [misc]taylor:  Taking taylor expansion of (- z) in x
* [misc]taylor:  Taking taylor expansion of z in x
* [misc]backup-simplify:  Simplify z into z
* [misc]backup-simplify:  Simplify (- z) into (- z)
* [misc]backup-simplify:  Simplify (- z) into (- z)
* [misc]backup-simplify:  Simplify (/ 1 (- z)) into (/ -1 z)
* [misc]backup-simplify:  Simplify (* y (/ -1 z)) into (* -1 (/ y z))
* [misc]backup-simplify:  Simplify (- (* -1 (/ y z))) into (/ y z)
* [misc]backup-simplify:  Simplify (+ y (/ y z)) into (+ y (/ y z))
* [misc]taylor:  Taking taylor expansion of (+ y (/ y z)) in y
* [misc]taylor:  Taking taylor expansion of y in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (/ y z) in y
* [misc]taylor:  Taking taylor expansion of y in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of z in y
* [misc]backup-simplify:  Simplify z into z
* [misc]backup-simplify:  Simplify (/ 1 z) into (/ 1 z)
* [misc]backup-simplify:  Simplify (+ 1 (/ 1 z)) into (+ 1 (/ 1 z))
* [misc]taylor:  Taking taylor expansion of (+ 1 (/ 1 z)) in z
* [misc]taylor:  Taking taylor expansion of 1 in z
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 z) in z
* [misc]taylor:  Taking taylor expansion of z in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (+ 0 1) 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 (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 4) into 4
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 y) (/ 0 (- y))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 4 (/ -1 y)) (+ (* y (/ 0 (/ -1 y))))) into (- (* 4 y))
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- z) into (- z)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 z) (/ 0 (- z))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 y) (/ 0 (- y))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (/ -1 y)) (+ (* y (/ 0 (/ -1 y))))) into 0
* [misc]backup-simplify:  Simplify (+ (* y 0) (* 0 (/ -1 z))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ (- (* 4 y)) 0) into (- (* 4 y))
* [misc]taylor:  Taking taylor expansion of (- (* 4 y)) in y
* [misc]taylor:  Taking taylor expansion of (* 4 y) in y
* [misc]taylor:  Taking taylor expansion of 4 in y
* [misc]backup-simplify:  Simplify 4 into 4
* [misc]taylor:  Taking taylor expansion of y in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (+ (* 4 1) (* 0 0)) into 4
* [misc]backup-simplify:  Simplify (- 4) into -4
* [misc]taylor:  Taking taylor expansion of -4 in z
* [misc]backup-simplify:  Simplify -4 into -4
* [misc]backup-simplify:  Simplify (- (/ 0 z) (+ (* (/ 1 z) (/ 0 z)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 1 0) 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 (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 y) (/ 0 (- y))) (* 0 (/ 0 (- y))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (/ -1 y)) (+ (* y (/ 0 (/ -1 y))) (* (- (* 4 y)) (/ 0 (/ -1 y))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- z) into (- z)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- z) into (- z)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 z) (/ 0 (- z))) (* 0 (/ 0 (- z))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 y) (/ 0 (- y))) (* 0 (/ 0 (- y))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (/ -1 y)) (+ (* y (/ 0 (/ -1 y))) (* 0 (/ 0 (/ -1 y))))) into 0
* [misc]backup-simplify:  Simplify (+ (* y 0) (+ (* 0 0) (* 0 (/ -1 z)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 4 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 z) (+ (* (/ 1 z) (/ 0 z)) (* 0 (/ 0 z)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify -4 into -4
* [misc]backup-simplify:  Simplify (+ (* -4 (* 1 (* (/ 1 (- y)) 1))) (+ (* 1 (* 1 (* (/ 1 (- y)) (/ 1 (/ 1 (- x)))))) (* 1 (* (/ 1 (/ 1 (- z))) (* (/ 1 (- y)) (/ 1 (/ 1 (- x)))))))) into (- (+ (* 4 (/ 1 y)) (/ x y)) (/ (* z x) y))
* * * [misc]progress:  simplifying candidates
* * * * [misc]progress:  [ 1 / 33 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (- (/ (+ x 4) y) (pow (* (/ x y) z) 1))))>
* * * * [misc]progress:  [ 2 / 33 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (- (/ (+ x 4) y) (exp (log (* (/ x y) z))))))>
* [enter]simplify:  Simplifying (log (* (/ x y) z))
* * [misc]simplify:  iters left: 5 (6 enodes)
* * [misc]simplify:  iters left: 4 (12 enodes)
* * [misc]simplify:  iters left: 3 (22 enodes)
* * [misc]simplify:  iters left: 2 (31 enodes)
* * [misc]simplify:  iters left: 1 (41 enodes)
* [exit]simplify:  Simplified to (log (/ (* z x) y))
* [exit]simplify:  Simplified to (log (/ (* z x) y))
* * * * [misc]progress:  [ 3 / 33 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (- (/ (+ x 4) y) (log (exp (* (/ x y) z))))))>
* [enter]simplify:  Simplifying (exp (* (/ x y) z))
* * [misc]simplify:  iters left: 5 (6 enodes)
* * [misc]simplify:  iters left: 4 (11 enodes)
* * [misc]simplify:  iters left: 3 (15 enodes)
* [exit]simplify:  Simplified to (exp (/ x (/ y z)))
* [exit]simplify:  Simplified to (exp (/ x (/ y z)))
* * * * [misc]progress:  [ 4 / 33 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (- (/ (+ x 4) y) (* (* (cbrt (* (/ x y) z)) (cbrt (* (/ x y) z))) (cbrt (* (/ x y) z))))))>
* [enter]simplify:  Simplifying (* (cbrt (* (/ x y) z)) (cbrt (* (/ x y) z)))
* * [misc]simplify:  iters left: 6 (7 enodes)
* * [misc]simplify:  iters left: 5 (10 enodes)
* * [misc]simplify:  iters left: 4 (14 enodes)
* [exit]simplify:  Simplified to (* (cbrt (/ (* z x) y)) (cbrt (/ (* z x) y)))
* [exit]simplify:  Simplified to (* (cbrt (/ (* z x) y)) (cbrt (/ (* z x) y)))
* [enter]simplify:  Simplifying (cbrt (* (/ x y) z))
* * [misc]simplify:  iters left: 5 (6 enodes)
* * [misc]simplify:  iters left: 4 (9 enodes)
* * [misc]simplify:  iters left: 3 (13 enodes)
* [exit]simplify:  Simplified to (cbrt (* (/ x y) z))
* [exit]simplify:  Simplified to (cbrt (* (/ x y) z))
* * * * [misc]progress:  [ 5 / 33 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (- (/ (+ x 4) y) (cbrt (* (* (* (/ x y) z) (* (/ x y) z)) (* (/ x y) z))))))>
* [enter]simplify:  Simplifying (* (* (* (/ x y) z) (* (/ x y) z)) (* (/ x y) z))
* * [misc]simplify:  iters left: 6 (7 enodes)
* * [misc]simplify:  iters left: 5 (17 enodes)
* * [misc]simplify:  iters left: 4 (55 enodes)
* * [misc]simplify:  iters left: 3 (189 enodes)
* * [misc]simplify:  iters left: 2 (494 enodes)
* [exit]simplify:  Simplified to (pow (/ (* z x) y) 3)
* [exit]simplify:  Simplified to (pow (/ (* z x) y) 3)
* * * * [misc]progress:  [ 6 / 33 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (- (/ (+ x 4) y) (* (sqrt (* (/ x y) z)) (sqrt (* (/ x y) z))))))>
* [enter]simplify:  Simplifying (sqrt (* (/ x y) z))
* * [misc]simplify:  iters left: 5 (6 enodes)
* * [misc]simplify:  iters left: 4 (9 enodes)
* * [misc]simplify:  iters left: 3 (13 enodes)
* [exit]simplify:  Simplified to (sqrt (* (/ x y) z))
* [exit]simplify:  Simplified to (sqrt (* (/ x y) z))
* [enter]simplify:  Simplifying (sqrt (* (/ x y) z))
* * [misc]simplify:  iters left: 5 (6 enodes)
* * [misc]simplify:  iters left: 4 (9 enodes)
* * [misc]simplify:  iters left: 3 (13 enodes)
* [exit]simplify:  Simplified to (sqrt (* (/ x y) z))
* [exit]simplify:  Simplified to (sqrt (* (/ x y) z))
* * * * [misc]progress:  [ 7 / 33 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (- (/ (+ x 4) y) (* 1 (* (/ x y) z)))))>
* * * * [misc]progress:  [ 8 / 33 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (- (/ (+ x 4) y) (* (* (cbrt (/ x y)) (cbrt (/ x y))) (* (cbrt (/ x y)) z)))))>
* [enter]simplify:  Simplifying (* (cbrt (/ x y)) z)
* * [misc]simplify:  iters left: 5 (6 enodes)
* * [misc]simplify:  iters left: 4 (7 enodes)
* [exit]simplify:  Simplified to (* (cbrt (/ x y)) z)
* [exit]simplify:  Simplified to (* (cbrt (/ x y)) z)
* * * * [misc]progress:  [ 9 / 33 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (- (/ (+ x 4) y) (* (sqrt (/ x y)) (* (sqrt (/ x y)) z)))))>
* [enter]simplify:  Simplifying (* (sqrt (/ x y)) z)
* * [misc]simplify:  iters left: 5 (6 enodes)
* * [misc]simplify:  iters left: 4 (7 enodes)
* [exit]simplify:  Simplified to (* (sqrt (/ x y)) z)
* [exit]simplify:  Simplified to (* (sqrt (/ x y)) z)
* * * * [misc]progress:  [ 10 / 33 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (- (/ (+ x 4) y) (* 1 (* (/ x y) z)))))>
* [enter]simplify:  Simplifying (* (/ x y) z)
* * [misc]simplify:  iters left: 4 (5 enodes)
* * [misc]simplify:  iters left: 3 (8 enodes)
* * [misc]simplify:  iters left: 2 (12 enodes)
* [exit]simplify:  Simplified to (/ x (/ y z))
* [exit]simplify:  Simplified to (/ x (/ y z))
* * * * [misc]progress:  [ 11 / 33 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (- (/ (+ x 4) y) (* x (* (/ 1 y) z)))))>
* [enter]simplify:  Simplifying (* (/ 1 y) z)
* * [misc]simplify:  iters left: 4 (5 enodes)
* * [misc]simplify:  iters left: 3 (10 enodes)
* * [misc]simplify:  iters left: 2 (12 enodes)
* [exit]simplify:  Simplified to (/ z y)
* [exit]simplify:  Simplified to (/ z y)
* * * * [misc]progress:  [ 12 / 33 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (- (/ (+ x 4) y) (/ (* x z) y))))>
* [enter]simplify:  Simplifying (* x z)
* * [misc]simplify:  iters left: 2 (3 enodes)
* * [misc]simplify:  iters left: 1 (4 enodes)
* [exit]simplify:  Simplified to (* z x)
* [exit]simplify:  Simplified to (* z x)
* * * * [misc]progress:  [ 13 / 33 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (- (/ (+ x 4) y) (* z (/ x y)))))>
* * * * [misc]progress:  [ 14 / 33 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (log (/ (exp (/ (+ x 4) y)) (exp (* (/ x y) z))))))>
* [enter]simplify:  Simplifying (/ (exp (/ (+ x 4) y)) (exp (* (/ x y) z)))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (19 enodes)
* * [misc]simplify:  iters left: 4 (25 enodes)
* * [misc]simplify:  iters left: 3 (38 enodes)
* * [misc]simplify:  iters left: 2 (53 enodes)
* * [misc]simplify:  iters left: 1 (67 enodes)
* [exit]simplify:  Simplified to (exp (- (/ (+ 4 x) y) (* z (/ x y))))
* [exit]simplify:  Simplified to (exp (- (/ (+ 4 x) y) (* z (/ x y))))
* * * * [misc]progress:  [ 15 / 33 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (pow (- (/ (+ x 4) y) (* (/ x y) z)) 1)))>
* * * * [misc]progress:  [ 16 / 33 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (exp (log (- (/ (+ x 4) y) (* (/ x y) z))))))>
* [enter]simplify:  Simplifying (log (- (/ (+ x 4) y) (* (/ x y) z)))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (16 enodes)
* * [misc]simplify:  iters left: 4 (29 enodes)
* * [misc]simplify:  iters left: 3 (35 enodes)
* * [misc]simplify:  iters left: 2 (42 enodes)
* * [misc]simplify:  iters left: 1 (48 enodes)
* [exit]simplify:  Simplified to (log (- (/ (+ 4 x) y) (/ (* x z) y)))
* [exit]simplify:  Simplified to (log (- (/ (+ 4 x) y) (/ (* x z) y)))
* * * * [misc]progress:  [ 17 / 33 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (log (exp (- (/ (+ x 4) y) (* (/ x y) z))))))>
* [enter]simplify:  Simplifying (exp (- (/ (+ x 4) y) (* (/ x y) z)))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (19 enodes)
* * [misc]simplify:  iters left: 4 (38 enodes)
* * [misc]simplify:  iters left: 3 (53 enodes)
* * [misc]simplify:  iters left: 2 (68 enodes)
* * [misc]simplify:  iters left: 1 (80 enodes)
* [exit]simplify:  Simplified to (exp (- (/ (+ 4 x) y) (/ (* x z) y)))
* [exit]simplify:  Simplified to (exp (- (/ (+ 4 x) y) (/ (* x z) y)))
* * * * [misc]progress:  [ 18 / 33 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (* (* (cbrt (- (/ (+ x 4) y) (* (/ x y) z))) (cbrt (- (/ (+ x 4) y) (* (/ x y) z)))) (cbrt (- (/ (+ x 4) y) (* (/ x y) z))))))>
* [enter]simplify:  Simplifying (* (cbrt (- (/ (+ x 4) y) (* (/ x y) z))) (cbrt (- (/ (+ x 4) y) (* (/ x y) z))))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (17 enodes)
* * [misc]simplify:  iters left: 4 (30 enodes)
* * [misc]simplify:  iters left: 3 (36 enodes)
* * [misc]simplify:  iters left: 2 (43 enodes)
* * [misc]simplify:  iters left: 1 (49 enodes)
* [exit]simplify:  Simplified to (* (cbrt (- (/ (+ 4 x) y) (/ (* x z) y))) (cbrt (- (/ (+ 4 x) y) (/ (* x z) y))))
* [exit]simplify:  Simplified to (* (cbrt (- (/ (+ 4 x) y) (/ (* x z) y))) (cbrt (- (/ (+ 4 x) y) (/ (* x z) y))))
* [enter]simplify:  Simplifying (cbrt (- (/ (+ x 4) y) (* (/ x y) z)))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (16 enodes)
* * [misc]simplify:  iters left: 4 (29 enodes)
* * [misc]simplify:  iters left: 3 (35 enodes)
* * [misc]simplify:  iters left: 2 (42 enodes)
* * [misc]simplify:  iters left: 1 (48 enodes)
* [exit]simplify:  Simplified to (cbrt (- (/ (+ 4 x) y) (/ (* x z) y)))
* [exit]simplify:  Simplified to (cbrt (- (/ (+ 4 x) y) (/ (* x z) y)))
* * * * [misc]progress:  [ 19 / 33 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (cbrt (* (* (- (/ (+ x 4) y) (* (/ x y) z)) (- (/ (+ x 4) y) (* (/ x y) z))) (- (/ (+ x 4) y) (* (/ x y) z))))))>
* [enter]simplify:  Simplifying (* (* (- (/ (+ x 4) y) (* (/ x y) z)) (- (/ (+ x 4) y) (* (/ x y) z))) (- (/ (+ x 4) y) (* (/ x y) z)))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (18 enodes)
* * [misc]simplify:  iters left: 4 (45 enodes)
* * [misc]simplify:  iters left: 3 (155 enodes)
* [exit]simplify:  Simplified to (pow (- (/ (+ 4 x) y) (/ x (/ y z))) 3)
* [exit]simplify:  Simplified to (pow (- (/ (+ 4 x) y) (/ x (/ y z))) 3)
* * * * [misc]progress:  [ 20 / 33 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (* (sqrt (- (/ (+ x 4) y) (* (/ x y) z))) (sqrt (- (/ (+ x 4) y) (* (/ x y) z))))))>
* [enter]simplify:  Simplifying (sqrt (- (/ (+ x 4) y) (* (/ x y) z)))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (16 enodes)
* * [misc]simplify:  iters left: 4 (29 enodes)
* * [misc]simplify:  iters left: 3 (35 enodes)
* * [misc]simplify:  iters left: 2 (42 enodes)
* * [misc]simplify:  iters left: 1 (48 enodes)
* [exit]simplify:  Simplified to (sqrt (- (/ (+ 4 x) y) (/ (* x z) y)))
* [exit]simplify:  Simplified to (sqrt (- (/ (+ 4 x) y) (/ (* x z) y)))
* [enter]simplify:  Simplifying (sqrt (- (/ (+ x 4) y) (* (/ x y) z)))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (16 enodes)
* * [misc]simplify:  iters left: 4 (29 enodes)
* * [misc]simplify:  iters left: 3 (35 enodes)
* * [misc]simplify:  iters left: 2 (42 enodes)
* * [misc]simplify:  iters left: 1 (48 enodes)
* [exit]simplify:  Simplified to (sqrt (- (/ (+ 4 x) y) (/ (* x z) y)))
* [exit]simplify:  Simplified to (sqrt (- (/ (+ 4 x) y) (/ (* x z) y)))
* * * * [misc]progress:  [ 21 / 33 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (/ (- (+ x 4) (* x z)) y)))>
* [enter]simplify:  Simplifying (- (+ x 4) (* x z))
* * [misc]simplify:  iters left: 4 (6 enodes)
* * [misc]simplify:  iters left: 3 (12 enodes)
* * [misc]simplify:  iters left: 2 (26 enodes)
* * [misc]simplify:  iters left: 1 (36 enodes)
* [exit]simplify:  Simplified to (- (+ 4 x) (* z x))
* [exit]simplify:  Simplified to (- (+ 4 x) (* z x))
* * * * [misc]progress:  [ 22 / 33 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (/ (- (* (+ x 4) y) (* y (* x z))) (* y y))))>
* [enter]simplify:  Simplifying (- (* (+ x 4) y) (* y (* x z)))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (17 enodes)
* * [misc]simplify:  iters left: 4 (42 enodes)
* * [misc]simplify:  iters left: 3 (84 enodes)
* * [misc]simplify:  iters left: 2 (119 enodes)
* * [misc]simplify:  iters left: 1 (144 enodes)
* [exit]simplify:  Simplified to (* (- (+ 4 x) (* z x)) y)
* [exit]simplify:  Simplified to (* (- (+ 4 x) (* z x)) y)
* [enter]simplify:  Simplifying (* y y)
* * [misc]simplify:  iters left: 2 (2 enodes)
* [exit]simplify:  Simplified to (* y y)
* [exit]simplify:  Simplified to (* y y)
* * * * [misc]progress:  [ 23 / 33 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (/ (- (pow (/ (+ x 4) y) 3) (pow (* (/ x y) z) 3)) (+ (* (/ (+ x 4) y) (/ (+ x 4) y)) (+ (* (* (/ x y) z) (* (/ x y) z)) (* (/ (+ x 4) y) (* (/ x y) z)))))))>
* [enter]simplify:  Simplifying (- (pow (/ (+ x 4) y) 3) (pow (* (/ x y) z) 3))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (30 enodes)
* * [misc]simplify:  iters left: 4 (94 enodes)
* * [misc]simplify:  iters left: 3 (402 enodes)
* [exit]simplify:  Simplified to (- (pow (/ (+ 4 x) y) 3) (pow (* z (/ x y)) 3))
* [exit]simplify:  Simplified to (- (pow (/ (+ 4 x) y) 3) (pow (* z (/ x y)) 3))
* [enter]simplify:  Simplifying (+ (* (/ (+ x 4) y) (/ (+ x 4) y)) (+ (* (* (/ x y) z) (* (/ x y) z)) (* (/ (+ x 4) y) (* (/ x y) z))))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (36 enodes)
* * [misc]simplify:  iters left: 4 (114 enodes)
* * [misc]simplify:  iters left: 3 (249 enodes)
* * [misc]simplify:  iters left: 2 (428 enodes)
* [exit]simplify:  Simplified to (+ (* (+ (/ (+ 4 x) y) (* z (/ x y))) (* z (/ x y))) (* (/ (+ 4 x) y) (/ (+ 4 x) y)))
* [exit]simplify:  Simplified to (+ (* (+ (/ (+ 4 x) y) (* z (/ x y))) (* z (/ x y))) (* (/ (+ 4 x) y) (/ (+ 4 x) y)))
* * * * [misc]progress:  [ 24 / 33 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (+ (/ (+ x 4) y) (- (* (/ x y) z)))))>
* [enter]simplify:  Simplifying (- (* (/ x y) z))
* * [misc]simplify:  iters left: 6 (6 enodes)
* * [misc]simplify:  iters left: 5 (13 enodes)
* * [misc]simplify:  iters left: 4 (25 enodes)
* * [misc]simplify:  iters left: 3 (31 enodes)
* [exit]simplify:  Simplified to (* (- z) (/ x y))
* [exit]simplify:  Simplified to (* (- z) (/ x y))
* * * * [misc]progress:  [ 25 / 33 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (* 1 (- (/ (+ x 4) y) (* (/ x y) z)))))>
* * * * [misc]progress:  [ 26 / 33 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (/ (- (* (/ (+ x 4) y) (/ (+ x 4) y)) (* (* (/ x y) z) (* (/ x y) z))) (+ (/ (+ x 4) y) (* (/ x y) z)))))>
* [enter]simplify:  Simplifying (- (* (/ (+ x 4) y) (/ (+ x 4) y)) (* (* (/ x y) z) (* (/ x y) z)))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (28 enodes)
* * [misc]simplify:  iters left: 4 (80 enodes)
* * [misc]simplify:  iters left: 3 (220 enodes)
* * [misc]simplify:  iters left: 2 (486 enodes)
* [exit]simplify:  Simplified to (* (+ (/ (+ 4 x) y) (* z (/ x y))) (- (/ (+ 4 x) y) (* z (/ x y))))
* [exit]simplify:  Simplified to (* (+ (/ (+ 4 x) y) (* z (/ x y))) (- (/ (+ 4 x) y) (* z (/ x y))))
* [enter]simplify:  Simplifying (+ (/ (+ x 4) y) (* (/ x y) z))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (14 enodes)
* * [misc]simplify:  iters left: 4 (18 enodes)
* [exit]simplify:  Simplified to (+ (/ x (/ y z)) (/ (+ 4 x) y))
* [exit]simplify:  Simplified to (+ (/ x (/ y z)) (/ (+ 4 x) y))
* * * * [misc]progress:  [ 27 / 33 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (+ (/ (+ x 4) y) (- (* (/ x y) z)))))>
* [enter]simplify:  Simplifying (- (* (/ x y) z))
* * [misc]simplify:  iters left: 6 (6 enodes)
* * [misc]simplify:  iters left: 5 (13 enodes)
* * [misc]simplify:  iters left: 4 (25 enodes)
* * [misc]simplify:  iters left: 3 (31 enodes)
* [exit]simplify:  Simplified to (* (- z) (/ x y))
* [exit]simplify:  Simplified to (* (- z) (/ x y))
* * * * [misc]progress:  [ 28 / 33 ] simplifiying candidate #<alt-event (λ (x y z) (fabs (- (/ (+ x 4) y) (/ (* z x) y))))>
* [enter]simplify:  Simplifying (fabs (- (/ (+ x 4) y) (/ (* z x) y)))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (16 enodes)
* * [misc]simplify:  iters left: 4 (23 enodes)
* * [misc]simplify:  iters left: 3 (36 enodes)
* * [misc]simplify:  iters left: 2 (45 enodes)
* * [misc]simplify:  iters left: 1 (51 enodes)
* [exit]simplify:  Simplified to (fabs (- (/ (+ 4 x) y) (* z (/ x y))))
* * * * [misc]progress:  [ 29 / 33 ] simplifiying candidate #<alt-event (λ (x y z) (fabs (- (/ (+ x 4) y) (/ (* z x) y))))>
* [enter]simplify:  Simplifying (fabs (- (/ (+ x 4) y) (/ (* z x) y)))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (16 enodes)
* * [misc]simplify:  iters left: 4 (23 enodes)
* * [misc]simplify:  iters left: 3 (36 enodes)
* * [misc]simplify:  iters left: 2 (45 enodes)
* * [misc]simplify:  iters left: 1 (51 enodes)
* [exit]simplify:  Simplified to (fabs (- (/ (+ 4 x) y) (* z (/ x y))))
* * * * [misc]progress:  [ 30 / 33 ] simplifiying candidate #<alt-event (λ (x y z) (fabs (- (/ (+ x 4) y) (/ (* z x) y))))>
* [enter]simplify:  Simplifying (fabs (- (/ (+ x 4) y) (/ (* z x) y)))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (16 enodes)
* * [misc]simplify:  iters left: 4 (23 enodes)
* * [misc]simplify:  iters left: 3 (36 enodes)
* * [misc]simplify:  iters left: 2 (45 enodes)
* * [misc]simplify:  iters left: 1 (51 enodes)
* [exit]simplify:  Simplified to (fabs (- (/ (+ 4 x) y) (* z (/ x y))))
* * * * [misc]progress:  [ 31 / 33 ] simplifiying candidate #<alt-event (λ (x y z) (fabs (- (+ (* 4 (/ 1 y)) (/ x y)) (/ (* z x) y))))>
* [enter]simplify:  Simplifying (fabs (- (+ (* 4 (/ 1 y)) (/ x y)) (/ (* z x) y)))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (26 enodes)
* * [misc]simplify:  iters left: 4 (42 enodes)
* * [misc]simplify:  iters left: 3 (62 enodes)
* * [misc]simplify:  iters left: 2 (76 enodes)
* * [misc]simplify:  iters left: 1 (86 enodes)
* [exit]simplify:  Simplified to (fabs (+ (* (/ x y) (- z)) (+ (/ 4 y) (/ x y))))
* * * * [misc]progress:  [ 32 / 33 ] simplifiying candidate #<alt-event (λ (x y z) (fabs (- (+ (* 4 (/ 1 y)) (/ x y)) (/ (* z x) y))))>
* [enter]simplify:  Simplifying (fabs (- (+ (* 4 (/ 1 y)) (/ x y)) (/ (* z x) y)))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (26 enodes)
* * [misc]simplify:  iters left: 4 (42 enodes)
* * [misc]simplify:  iters left: 3 (62 enodes)
* * [misc]simplify:  iters left: 2 (76 enodes)
* * [misc]simplify:  iters left: 1 (86 enodes)
* [exit]simplify:  Simplified to (fabs (+ (* (/ x y) (- z)) (+ (/ 4 y) (/ x y))))
* * * * [misc]progress:  [ 33 / 33 ] simplifiying candidate #<alt-event (λ (x y z) (fabs (- (+ (* 4 (/ 1 y)) (/ x y)) (/ (* z x) y))))>
* [enter]simplify:  Simplifying (fabs (- (+ (* 4 (/ 1 y)) (/ x y)) (/ (* z x) y)))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (26 enodes)
* * [misc]simplify:  iters left: 4 (42 enodes)
* * [misc]simplify:  iters left: 3 (62 enodes)
* * [misc]simplify:  iters left: 2 (76 enodes)
* * [misc]simplify:  iters left: 1 (86 enodes)
* [exit]simplify:  Simplified to (fabs (+ (* (/ x y) (- z)) (+ (/ 4 y) (/ x y))))
* * * [misc]progress:  adding candidates to table
* * [misc]progress:  iteration 2 / 4
* * * [misc]progress:  picking best candidate
* * * * [misc]pick:  Picked  #<alt-delta (λ (x y z) (fabs (+ (* (/ x y) (- z)) (+ (/ 4 y) (/ x y)))))>
* * * [misc]progress:  localizing error
* * * [misc]progress:  generating rewritten candidates
* * * * [misc]progress:  [ 1 / 2 ] rewriting at (2 1 1)
* * * * [misc]progress:  [ 2 / 2 ] rewriting at (2 1)
* * * [misc]progress:  generating series expansions
* * * * [misc]progress:  [ 1 / 2 ] generating series at (2 1 1)
* [misc]approximate:  Taking taylor expansion of (* (/ x y) (- z)) in (x y z) around 0
* [misc]taylor:  Taking taylor expansion of (* (/ x y) (- z)) in z
* [misc]taylor:  Taking taylor expansion of (/ x y) in z
* [misc]taylor:  Taking taylor expansion of x in z
* [misc]backup-simplify:  Simplify x into x
* [misc]taylor:  Taking taylor expansion of y in z
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (/ x y) into (/ x y)
* [misc]taylor:  Taking taylor expansion of (- z) in z
* [misc]taylor:  Taking taylor expansion of z in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (* (/ x y) (- z)) in y
* [misc]taylor:  Taking taylor expansion of (/ x y) in y
* [misc]taylor:  Taking taylor expansion of x in y
* [misc]backup-simplify:  Simplify x into x
* [misc]taylor:  Taking taylor expansion of y in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ x 1) into x
* [misc]taylor:  Taking taylor expansion of (- z) in y
* [misc]taylor:  Taking taylor expansion of z in y
* [misc]backup-simplify:  Simplify z into z
* [misc]taylor:  Taking taylor expansion of (* (/ x y) (- z)) in x
* [misc]taylor:  Taking taylor expansion of (/ x y) in x
* [misc]taylor:  Taking taylor expansion of x in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of y in x
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (/ 1 y) into (/ 1 y)
* [misc]taylor:  Taking taylor expansion of (- z) in x
* [misc]taylor:  Taking taylor expansion of z in x
* [misc]backup-simplify:  Simplify z into z
* [misc]taylor:  Taking taylor expansion of (* (/ x y) (- z)) in x
* [misc]taylor:  Taking taylor expansion of (/ x y) in x
* [misc]taylor:  Taking taylor expansion of x in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of y in x
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (/ 1 y) into (/ 1 y)
* [misc]taylor:  Taking taylor expansion of (- z) in x
* [misc]taylor:  Taking taylor expansion of z in x
* [misc]backup-simplify:  Simplify z into z
* [misc]backup-simplify:  Simplify (- z) into (- z)
* [misc]backup-simplify:  Simplify (* (/ 1 y) (- z)) into (* -1 (/ z y))
* [misc]taylor:  Taking taylor expansion of (* -1 (/ z y)) in y
* [misc]taylor:  Taking taylor expansion of -1 in y
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]taylor:  Taking taylor expansion of (/ z y) in y
* [misc]taylor:  Taking taylor expansion of z in y
* [misc]backup-simplify:  Simplify z into z
* [misc]taylor:  Taking taylor expansion of y in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ z 1) into z
* [misc]backup-simplify:  Simplify (* -1 z) into (* -1 z)
* [misc]taylor:  Taking taylor expansion of (* -1 z) in z
* [misc]taylor:  Taking taylor expansion of -1 in z
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]taylor:  Taking taylor expansion of z in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* -1 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 y) (+ (* (/ 1 y) (/ 0 y)))) into 0
* [misc]backup-simplify:  Simplify (- z) into (- z)
* [misc]backup-simplify:  Simplify (+ (* (/ 1 y) 0) (* 0 (- z))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* z (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (* 0 z)) into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* -1 1) (* 0 0)) into -1
* [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 y) (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)))) into 0
* [misc]backup-simplify:  Simplify (- z) into (- z)
* [misc]backup-simplify:  Simplify (+ (* (/ 1 y) 0) (+ (* 0 0) (* 0 (- z)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* z (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (* 0 z))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [misc]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) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 y) (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)) (* 0 (/ 0 y)))) into 0
* [misc]backup-simplify:  Simplify (- z) into (- z)
* [misc]backup-simplify:  Simplify (+ (* (/ 1 y) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (- z))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (* -1 (* z (* (/ 1 y) x))) into (* -1 (/ (* z x) y))
* [misc]approximate:  Taking taylor expansion of (* (/ (/ 1 x) (/ 1 y)) (- (/ 1 z))) in (x y z) around 0
* [misc]taylor:  Taking taylor expansion of (* (/ (/ 1 x) (/ 1 y)) (- (/ 1 z))) in z
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 x) (/ 1 y)) in z
* [misc]taylor:  Taking taylor expansion of (/ 1 x) in z
* [misc]taylor:  Taking taylor expansion of x in z
* [misc]backup-simplify:  Simplify x into x
* [misc]backup-simplify:  Simplify (/ 1 x) into (/ 1 x)
* [misc]taylor:  Taking taylor expansion of (/ 1 y) in z
* [misc]taylor:  Taking taylor expansion of y in z
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (/ 1 y) into (/ 1 y)
* [misc]backup-simplify:  Simplify (/ (/ 1 x) (/ 1 y)) into (/ y x)
* [misc]taylor:  Taking taylor expansion of (- (/ 1 z)) in z
* [misc]taylor:  Taking taylor expansion of (/ 1 z) in z
* [misc]taylor:  Taking taylor expansion of z in z
* [misc]backup-simplify:  Simplify 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 x) (/ 1 y)) (- (/ 1 z))) in y
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 x) (/ 1 y)) in y
* [misc]taylor:  Taking taylor expansion of (/ 1 x) in y
* [misc]taylor:  Taking taylor expansion of x in y
* [misc]backup-simplify:  Simplify x into x
* [misc]backup-simplify:  Simplify (/ 1 x) into (/ 1 x)
* [misc]taylor:  Taking taylor expansion of (/ 1 y) in y
* [misc]taylor:  Taking taylor expansion of y in y
* [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 x) 1) into (/ 1 x)
* [misc]taylor:  Taking taylor expansion of (- (/ 1 z)) in y
* [misc]taylor:  Taking taylor expansion of (/ 1 z) in y
* [misc]taylor:  Taking taylor expansion of z in y
* [misc]backup-simplify:  Simplify z into z
* [misc]backup-simplify:  Simplify (/ 1 z) into (/ 1 z)
* [misc]taylor:  Taking taylor expansion of (* (/ (/ 1 x) (/ 1 y)) (- (/ 1 z))) in x
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 x) (/ 1 y)) in x
* [misc]taylor:  Taking taylor expansion of (/ 1 x) in x
* [misc]taylor:  Taking taylor expansion of x in x
* [misc]backup-simplify:  Simplify 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 y) in x
* [misc]taylor:  Taking taylor expansion of y in x
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (/ 1 y) into (/ 1 y)
* [misc]backup-simplify:  Simplify (/ 1 (/ 1 y)) into y
* [misc]taylor:  Taking taylor expansion of (- (/ 1 z)) in x
* [misc]taylor:  Taking taylor expansion of (/ 1 z) in x
* [misc]taylor:  Taking taylor expansion of z in x
* [misc]backup-simplify:  Simplify z into z
* [misc]backup-simplify:  Simplify (/ 1 z) into (/ 1 z)
* [misc]taylor:  Taking taylor expansion of (* (/ (/ 1 x) (/ 1 y)) (- (/ 1 z))) in x
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 x) (/ 1 y)) in x
* [misc]taylor:  Taking taylor expansion of (/ 1 x) in x
* [misc]taylor:  Taking taylor expansion of x in x
* [misc]backup-simplify:  Simplify 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 y) in x
* [misc]taylor:  Taking taylor expansion of y in x
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (/ 1 y) into (/ 1 y)
* [misc]backup-simplify:  Simplify (/ 1 (/ 1 y)) into y
* [misc]taylor:  Taking taylor expansion of (- (/ 1 z)) in x
* [misc]taylor:  Taking taylor expansion of (/ 1 z) in x
* [misc]taylor:  Taking taylor expansion of z in x
* [misc]backup-simplify:  Simplify z into z
* [misc]backup-simplify:  Simplify (/ 1 z) into (/ 1 z)
* [misc]backup-simplify:  Simplify (- (/ 1 z)) into (- (/ 1 z))
* [misc]backup-simplify:  Simplify (* y (- (/ 1 z))) into (* -1 (/ y z))
* [misc]taylor:  Taking taylor expansion of (* -1 (/ y z)) in y
* [misc]taylor:  Taking taylor expansion of -1 in y
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]taylor:  Taking taylor expansion of (/ y z) in y
* [misc]taylor:  Taking taylor expansion of y in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of z in y
* [misc]backup-simplify:  Simplify z into z
* [misc]backup-simplify:  Simplify (/ 1 z) into (/ 1 z)
* [misc]backup-simplify:  Simplify (* -1 (/ 1 z)) into (/ -1 z)
* [misc]taylor:  Taking taylor expansion of (/ -1 z) in z
* [misc]taylor:  Taking taylor expansion of -1 in z
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]taylor:  Taking taylor expansion of z in z
* [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 z) (/ 0 z)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 y) (/ 0 y)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (/ 1 y)) (+ (* y (/ 0 (/ 1 y))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 1 z)) into (- (/ 1 z))
* [misc]backup-simplify:  Simplify (+ (* y 0) (* 0 (- (/ 1 z)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 z) (+ (* (/ 1 z) (/ 0 z)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (* 0 (/ 1 z))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 z) (/ 0 z)) (* 0 (/ 0 z)))) 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 y) (/ 0 y)) (* 0 (/ 0 y)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (/ 1 y)) (+ (* y (/ 0 (/ 1 y))) (* 0 (/ 0 (/ 1 y))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 1 z)) into (- (/ 1 z))
* [misc]backup-simplify:  Simplify (+ (* y 0) (+ (* 0 0) (* 0 (- (/ 1 z))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 z) (+ (* (/ 1 z) (/ 0 z)) (* 0 (/ 0 z)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (* 0 (/ 1 z)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [misc]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 1) (+ (* -1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 z) (/ 0 z)) (* 0 (/ 0 z)) (* 0 (/ 0 z)))) 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 y) (/ 0 y)) (* 0 (/ 0 y)) (* 0 (/ 0 y)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (/ 1 y)) (+ (* y (/ 0 (/ 1 y))) (* 0 (/ 0 (/ 1 y))) (* 0 (/ 0 (/ 1 y))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 1 z)) into (- (/ 1 z))
* [misc]backup-simplify:  Simplify (+ (* y 0) (+ (* 0 0) (+ (* 0 0) (* 0 (- (/ 1 z)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 z) (+ (* (/ 1 z) (/ 0 z)) (* 0 (/ 0 z)) (* 0 (/ 0 z)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 z))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [misc]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 z)) (* (/ 1 y) (/ 1 (/ 1 x))))) into (* -1 (/ (* z x) y))
* [misc]approximate:  Taking taylor expansion of (* (/ (/ 1 (- x)) (/ 1 (- y))) (- (/ 1 (- z)))) in (x y z) around 0
* [misc]taylor:  Taking taylor expansion of (* (/ (/ 1 (- x)) (/ 1 (- y))) (- (/ 1 (- z)))) in z
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 (- x)) (/ 1 (- y))) in z
* [misc]taylor:  Taking taylor expansion of (/ 1 (- x)) in z
* [misc]taylor:  Taking taylor expansion of (- x) in z
* [misc]taylor:  Taking taylor expansion of x in z
* [misc]backup-simplify:  Simplify x into x
* [misc]backup-simplify:  Simplify (- x) into (- x)
* [misc]backup-simplify:  Simplify (- x) into (- x)
* [misc]backup-simplify:  Simplify (/ 1 (- x)) into (/ -1 x)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- y)) in z
* [misc]taylor:  Taking taylor expansion of (- y) in z
* [misc]taylor:  Taking taylor expansion of y in z
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (/ 1 (- y)) into (/ -1 y)
* [misc]backup-simplify:  Simplify (/ (/ -1 x) (/ -1 y)) into (/ y x)
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- z))) in z
* [misc]taylor:  Taking taylor expansion of (/ 1 (- z)) in z
* [misc]taylor:  Taking taylor expansion of (- z) in z
* [misc]taylor:  Taking taylor expansion of z in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 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 (- x)) (/ 1 (- y))) (- (/ 1 (- z)))) in y
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 (- x)) (/ 1 (- y))) in y
* [misc]taylor:  Taking taylor expansion of (/ 1 (- x)) in y
* [misc]taylor:  Taking taylor expansion of (- x) in y
* [misc]taylor:  Taking taylor expansion of x in y
* [misc]backup-simplify:  Simplify x into x
* [misc]backup-simplify:  Simplify (- x) into (- x)
* [misc]backup-simplify:  Simplify (- x) into (- x)
* [misc]backup-simplify:  Simplify (/ 1 (- x)) into (/ -1 x)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- y)) in y
* [misc]taylor:  Taking taylor expansion of (- y) in y
* [misc]taylor:  Taking taylor expansion of y in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 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 x) -1) into (/ 1 x)
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- z))) in y
* [misc]taylor:  Taking taylor expansion of (/ 1 (- z)) in y
* [misc]taylor:  Taking taylor expansion of (- z) in y
* [misc]taylor:  Taking taylor expansion of z in y
* [misc]backup-simplify:  Simplify z into z
* [misc]backup-simplify:  Simplify (- z) into (- z)
* [misc]backup-simplify:  Simplify (- z) into (- z)
* [misc]backup-simplify:  Simplify (/ 1 (- z)) into (/ -1 z)
* [misc]taylor:  Taking taylor expansion of (* (/ (/ 1 (- x)) (/ 1 (- y))) (- (/ 1 (- z)))) in x
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 (- x)) (/ 1 (- y))) in x
* [misc]taylor:  Taking taylor expansion of (/ 1 (- x)) in x
* [misc]taylor:  Taking taylor expansion of (- x) in x
* [misc]taylor:  Taking taylor expansion of x in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 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 (- y)) in x
* [misc]taylor:  Taking taylor expansion of (- y) in x
* [misc]taylor:  Taking taylor expansion of y in x
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (/ 1 (- y)) into (/ -1 y)
* [misc]backup-simplify:  Simplify (/ -1 (/ -1 y)) into y
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- z))) in x
* [misc]taylor:  Taking taylor expansion of (/ 1 (- z)) in x
* [misc]taylor:  Taking taylor expansion of (- z) in x
* [misc]taylor:  Taking taylor expansion of z in x
* [misc]backup-simplify:  Simplify z into z
* [misc]backup-simplify:  Simplify (- z) into (- z)
* [misc]backup-simplify:  Simplify (- z) into (- z)
* [misc]backup-simplify:  Simplify (/ 1 (- z)) into (/ -1 z)
* [misc]taylor:  Taking taylor expansion of (* (/ (/ 1 (- x)) (/ 1 (- y))) (- (/ 1 (- z)))) in x
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 (- x)) (/ 1 (- y))) in x
* [misc]taylor:  Taking taylor expansion of (/ 1 (- x)) in x
* [misc]taylor:  Taking taylor expansion of (- x) in x
* [misc]taylor:  Taking taylor expansion of x in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 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 (- y)) in x
* [misc]taylor:  Taking taylor expansion of (- y) in x
* [misc]taylor:  Taking taylor expansion of y in x
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (/ 1 (- y)) into (/ -1 y)
* [misc]backup-simplify:  Simplify (/ -1 (/ -1 y)) into y
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- z))) in x
* [misc]taylor:  Taking taylor expansion of (/ 1 (- z)) in x
* [misc]taylor:  Taking taylor expansion of (- z) in x
* [misc]taylor:  Taking taylor expansion of z in x
* [misc]backup-simplify:  Simplify z into z
* [misc]backup-simplify:  Simplify (- z) into (- z)
* [misc]backup-simplify:  Simplify (- z) into (- z)
* [misc]backup-simplify:  Simplify (/ 1 (- z)) into (/ -1 z)
* [misc]backup-simplify:  Simplify (- (/ -1 z)) into (/ 1 z)
* [misc]backup-simplify:  Simplify (* y (/ 1 z)) into (/ y z)
* [misc]taylor:  Taking taylor expansion of (/ y z) in y
* [misc]taylor:  Taking taylor expansion of y in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of z in y
* [misc]backup-simplify:  Simplify z into z
* [misc]backup-simplify:  Simplify (/ 1 z) into (/ 1 z)
* [misc]taylor:  Taking taylor expansion of (/ 1 z) in z
* [misc]taylor:  Taking taylor expansion of z in z
* [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 (- 0) into 0
* [misc]backup-simplify:  Simplify (- z) into (- z)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 z) (/ 0 (- z))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 y) (/ 0 (- y))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (/ -1 y)) (+ (* y (/ 0 (/ -1 y))))) into 0
* [misc]backup-simplify:  Simplify (- (/ -1 z)) into (/ 1 z)
* [misc]backup-simplify:  Simplify (+ (* y 0) (* 0 (/ 1 z))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 z) (+ (* (/ 1 z) (/ 0 z)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [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 (- z) into (- z)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- z) into (- z)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 z) (/ 0 (- z))) (* 0 (/ 0 (- z))))) 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 (- 0) into 0
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 y) (/ 0 (- y))) (* 0 (/ 0 (- y))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (/ -1 y)) (+ (* y (/ 0 (/ -1 y))) (* 0 (/ 0 (/ -1 y))))) into 0
* [misc]backup-simplify:  Simplify (- (/ -1 z)) into (/ 1 z)
* [misc]backup-simplify:  Simplify (+ (* y 0) (+ (* 0 0) (* 0 (/ 1 z)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 z) (+ (* (/ 1 z) (/ 0 z)) (* 0 (/ 0 z)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [misc]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 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- z) into (- z)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- z) into (- z)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- z) into (- z)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 z) (/ 0 (- z))) (* 0 (/ 0 (- z))) (* 0 (/ 0 (- z))))) 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 (- 0) into 0
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 y) (/ 0 (- y))) (* 0 (/ 0 (- y))) (* 0 (/ 0 (- y))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (/ -1 y)) (+ (* y (/ 0 (/ -1 y))) (* 0 (/ 0 (/ -1 y))) (* 0 (/ 0 (/ -1 y))))) into 0
* [misc]backup-simplify:  Simplify (- (/ -1 z)) into (/ 1 z)
* [misc]backup-simplify:  Simplify (+ (* y 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 z))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 z) (+ (* (/ 1 z) (/ 0 z)) (* 0 (/ 0 z)) (* 0 (/ 0 z)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [misc]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 (- z))) (* (/ 1 (- y)) (/ 1 (/ 1 (- x)))))) into (* -1 (/ (* z x) y))
* * * * [misc]progress:  [ 2 / 2 ] generating series at (2 1)
* [misc]approximate:  Taking taylor expansion of (+ (* (/ x y) (- z)) (+ (/ 4 y) (/ x y))) in (x y z) around 0
* [misc]taylor:  Taking taylor expansion of (+ (* (/ x y) (- z)) (+ (/ 4 y) (/ x y))) in z
* [misc]taylor:  Taking taylor expansion of (* (/ x y) (- z)) in z
* [misc]taylor:  Taking taylor expansion of (/ x y) in z
* [misc]taylor:  Taking taylor expansion of x in z
* [misc]backup-simplify:  Simplify x into x
* [misc]taylor:  Taking taylor expansion of y in z
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (/ x y) into (/ x y)
* [misc]taylor:  Taking taylor expansion of (- z) in z
* [misc]taylor:  Taking taylor expansion of z in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (+ (/ 4 y) (/ x y)) in z
* [misc]taylor:  Taking taylor expansion of (/ 4 y) in z
* [misc]taylor:  Taking taylor expansion of 4 in z
* [misc]backup-simplify:  Simplify 4 into 4
* [misc]taylor:  Taking taylor expansion of y in z
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (/ 4 y) into (/ 4 y)
* [misc]taylor:  Taking taylor expansion of (/ x y) in z
* [misc]taylor:  Taking taylor expansion of x in z
* [misc]backup-simplify:  Simplify x into x
* [misc]taylor:  Taking taylor expansion of y in z
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (/ x y) into (/ x y)
* [misc]taylor:  Taking taylor expansion of (+ (* (/ x y) (- z)) (+ (/ 4 y) (/ x y))) in y
* [misc]taylor:  Taking taylor expansion of (* (/ x y) (- z)) in y
* [misc]taylor:  Taking taylor expansion of (/ x y) in y
* [misc]taylor:  Taking taylor expansion of x in y
* [misc]backup-simplify:  Simplify x into x
* [misc]taylor:  Taking taylor expansion of y in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ x 1) into x
* [misc]taylor:  Taking taylor expansion of (- z) in y
* [misc]taylor:  Taking taylor expansion of z in y
* [misc]backup-simplify:  Simplify z into z
* [misc]taylor:  Taking taylor expansion of (+ (/ 4 y) (/ x y)) in y
* [misc]taylor:  Taking taylor expansion of (/ 4 y) in y
* [misc]taylor:  Taking taylor expansion of 4 in y
* [misc]backup-simplify:  Simplify 4 into 4
* [misc]taylor:  Taking taylor expansion of y in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 4 1) into 4
* [misc]taylor:  Taking taylor expansion of (/ x y) in y
* [misc]taylor:  Taking taylor expansion of x in y
* [misc]backup-simplify:  Simplify x into x
* [misc]taylor:  Taking taylor expansion of y in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ x 1) into x
* [misc]taylor:  Taking taylor expansion of (+ (* (/ x y) (- z)) (+ (/ 4 y) (/ x y))) in x
* [misc]taylor:  Taking taylor expansion of (* (/ x y) (- z)) in x
* [misc]taylor:  Taking taylor expansion of (/ x y) in x
* [misc]taylor:  Taking taylor expansion of x in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of y in x
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (/ 1 y) into (/ 1 y)
* [misc]taylor:  Taking taylor expansion of (- z) in x
* [misc]taylor:  Taking taylor expansion of z in x
* [misc]backup-simplify:  Simplify z into z
* [misc]taylor:  Taking taylor expansion of (+ (/ 4 y) (/ x y)) in x
* [misc]taylor:  Taking taylor expansion of (/ 4 y) in x
* [misc]taylor:  Taking taylor expansion of 4 in x
* [misc]backup-simplify:  Simplify 4 into 4
* [misc]taylor:  Taking taylor expansion of y in x
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (/ 4 y) into (/ 4 y)
* [misc]taylor:  Taking taylor expansion of (/ x y) in x
* [misc]taylor:  Taking taylor expansion of x in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of y in x
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (/ 1 y) into (/ 1 y)
* [misc]taylor:  Taking taylor expansion of (+ (* (/ x y) (- z)) (+ (/ 4 y) (/ x y))) in x
* [misc]taylor:  Taking taylor expansion of (* (/ x y) (- z)) in x
* [misc]taylor:  Taking taylor expansion of (/ x y) in x
* [misc]taylor:  Taking taylor expansion of x in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of y in x
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (/ 1 y) into (/ 1 y)
* [misc]taylor:  Taking taylor expansion of (- z) in x
* [misc]taylor:  Taking taylor expansion of z in x
* [misc]backup-simplify:  Simplify z into z
* [misc]taylor:  Taking taylor expansion of (+ (/ 4 y) (/ x y)) in x
* [misc]taylor:  Taking taylor expansion of (/ 4 y) in x
* [misc]taylor:  Taking taylor expansion of 4 in x
* [misc]backup-simplify:  Simplify 4 into 4
* [misc]taylor:  Taking taylor expansion of y in x
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (/ 4 y) into (/ 4 y)
* [misc]taylor:  Taking taylor expansion of (/ x y) in x
* [misc]taylor:  Taking taylor expansion of x in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of y in x
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (/ 1 y) into (/ 1 y)
* [misc]backup-simplify:  Simplify (+ (/ 4 y) 0) into (* 4 (/ 1 y))
* [misc]backup-simplify:  Simplify (+ 0 (* 4 (/ 1 y))) into (* 4 (/ 1 y))
* [misc]taylor:  Taking taylor expansion of (* 4 (/ 1 y)) in y
* [misc]taylor:  Taking taylor expansion of 4 in y
* [misc]backup-simplify:  Simplify 4 into 4
* [misc]taylor:  Taking taylor expansion of (/ 1 y) in y
* [misc]taylor:  Taking taylor expansion of y in y
* [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 (* 4 1) into 4
* [misc]taylor:  Taking taylor expansion of 4 in z
* [misc]backup-simplify:  Simplify 4 into 4
* [misc]backup-simplify:  Simplify 4 into 4
* [misc]backup-simplify:  Simplify (- z) into (- z)
* [misc]backup-simplify:  Simplify (* (/ 1 y) (- z)) into (* -1 (/ z y))
* [misc]backup-simplify:  Simplify (- (/ 0 y) (+ (* (/ 4 y) (/ 0 y)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 (/ 1 y)) into (/ 1 y)
* [misc]backup-simplify:  Simplify (+ (* -1 (/ z y)) (/ 1 y)) into (- (/ 1 y) (/ z y))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 y) (/ z y)) in y
* [misc]taylor:  Taking taylor expansion of (/ 1 y) in y
* [misc]taylor:  Taking taylor expansion of y in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ z y) in y
* [misc]taylor:  Taking taylor expansion of z in y
* [misc]backup-simplify:  Simplify z into z
* [misc]taylor:  Taking taylor expansion of y in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ z 1) into z
* [misc]backup-simplify:  Simplify (- z) into (- z)
* [misc]backup-simplify:  Simplify (+ 1 (- z)) into (- 1 z)
* [misc]taylor:  Taking taylor expansion of (- 1 z) in z
* [misc]taylor:  Taking taylor expansion of 1 in z
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of z in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 4 0) (* 0 1)) into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [misc]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 y) (+ (* (/ 1 y) (/ 0 y)))) into 0
* [misc]backup-simplify:  Simplify (- z) into (- z)
* [misc]backup-simplify:  Simplify (+ (* (/ 1 y) 0) (* 0 (- z))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 y) (+ (* (/ 4 y) (/ 0 y)) (* 0 (/ 0 y)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 y) (+ (* (/ 1 y) (/ 0 y)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* z (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [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 (+ (* 4 0) (+ (* 0 0) (* 0 1))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [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 -1) into -1
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify (+ (* -1 (* z (* (/ 1 y) x))) (+ (* 1 (* 1 (* (/ 1 y) x))) (* 4 (* 1 (* (/ 1 y) 1))))) into (- (+ (* 4 (/ 1 y)) (/ x y)) (/ (* z x) y))
* [misc]approximate:  Taking taylor expansion of (+ (* (/ (/ 1 x) (/ 1 y)) (- (/ 1 z))) (+ (/ 4 (/ 1 y)) (/ (/ 1 x) (/ 1 y)))) in (x y z) around 0
* [misc]taylor:  Taking taylor expansion of (+ (* (/ (/ 1 x) (/ 1 y)) (- (/ 1 z))) (+ (/ 4 (/ 1 y)) (/ (/ 1 x) (/ 1 y)))) in z
* [misc]taylor:  Taking taylor expansion of (* (/ (/ 1 x) (/ 1 y)) (- (/ 1 z))) in z
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 x) (/ 1 y)) in z
* [misc]taylor:  Taking taylor expansion of (/ 1 x) in z
* [misc]taylor:  Taking taylor expansion of x in z
* [misc]backup-simplify:  Simplify x into x
* [misc]backup-simplify:  Simplify (/ 1 x) into (/ 1 x)
* [misc]taylor:  Taking taylor expansion of (/ 1 y) in z
* [misc]taylor:  Taking taylor expansion of y in z
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (/ 1 y) into (/ 1 y)
* [misc]backup-simplify:  Simplify (/ (/ 1 x) (/ 1 y)) into (/ y x)
* [misc]taylor:  Taking taylor expansion of (- (/ 1 z)) in z
* [misc]taylor:  Taking taylor expansion of (/ 1 z) in z
* [misc]taylor:  Taking taylor expansion of z in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (+ (/ 4 (/ 1 y)) (/ (/ 1 x) (/ 1 y))) in z
* [misc]taylor:  Taking taylor expansion of (/ 4 (/ 1 y)) in z
* [misc]taylor:  Taking taylor expansion of 4 in z
* [misc]backup-simplify:  Simplify 4 into 4
* [misc]taylor:  Taking taylor expansion of (/ 1 y) in z
* [misc]taylor:  Taking taylor expansion of y in z
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (/ 1 y) into (/ 1 y)
* [misc]backup-simplify:  Simplify (/ 4 (/ 1 y)) into (* 4 y)
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 x) (/ 1 y)) in z
* [misc]taylor:  Taking taylor expansion of (/ 1 x) in z
* [misc]taylor:  Taking taylor expansion of x in z
* [misc]backup-simplify:  Simplify x into x
* [misc]backup-simplify:  Simplify (/ 1 x) into (/ 1 x)
* [misc]taylor:  Taking taylor expansion of (/ 1 y) in z
* [misc]taylor:  Taking taylor expansion of y in z
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (/ 1 y) into (/ 1 y)
* [misc]backup-simplify:  Simplify (/ (/ 1 x) (/ 1 y)) into (/ y x)
* [misc]taylor:  Taking taylor expansion of (+ (* (/ (/ 1 x) (/ 1 y)) (- (/ 1 z))) (+ (/ 4 (/ 1 y)) (/ (/ 1 x) (/ 1 y)))) in y
* [misc]taylor:  Taking taylor expansion of (* (/ (/ 1 x) (/ 1 y)) (- (/ 1 z))) in y
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 x) (/ 1 y)) in y
* [misc]taylor:  Taking taylor expansion of (/ 1 x) in y
* [misc]taylor:  Taking taylor expansion of x in y
* [misc]backup-simplify:  Simplify x into x
* [misc]backup-simplify:  Simplify (/ 1 x) into (/ 1 x)
* [misc]taylor:  Taking taylor expansion of (/ 1 y) in y
* [misc]taylor:  Taking taylor expansion of y in y
* [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 x) 1) into (/ 1 x)
* [misc]taylor:  Taking taylor expansion of (- (/ 1 z)) in y
* [misc]taylor:  Taking taylor expansion of (/ 1 z) in y
* [misc]taylor:  Taking taylor expansion of z in y
* [misc]backup-simplify:  Simplify z into z
* [misc]backup-simplify:  Simplify (/ 1 z) into (/ 1 z)
* [misc]taylor:  Taking taylor expansion of (+ (/ 4 (/ 1 y)) (/ (/ 1 x) (/ 1 y))) in y
* [misc]taylor:  Taking taylor expansion of (/ 4 (/ 1 y)) in y
* [misc]taylor:  Taking taylor expansion of 4 in y
* [misc]backup-simplify:  Simplify 4 into 4
* [misc]taylor:  Taking taylor expansion of (/ 1 y) in y
* [misc]taylor:  Taking taylor expansion of y in y
* [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 (/ 4 1) into 4
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 x) (/ 1 y)) in y
* [misc]taylor:  Taking taylor expansion of (/ 1 x) in y
* [misc]taylor:  Taking taylor expansion of x in y
* [misc]backup-simplify:  Simplify x into x
* [misc]backup-simplify:  Simplify (/ 1 x) into (/ 1 x)
* [misc]taylor:  Taking taylor expansion of (/ 1 y) in y
* [misc]taylor:  Taking taylor expansion of y in y
* [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 x) 1) into (/ 1 x)
* [misc]taylor:  Taking taylor expansion of (+ (* (/ (/ 1 x) (/ 1 y)) (- (/ 1 z))) (+ (/ 4 (/ 1 y)) (/ (/ 1 x) (/ 1 y)))) in x
* [misc]taylor:  Taking taylor expansion of (* (/ (/ 1 x) (/ 1 y)) (- (/ 1 z))) in x
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 x) (/ 1 y)) in x
* [misc]taylor:  Taking taylor expansion of (/ 1 x) in x
* [misc]taylor:  Taking taylor expansion of x in x
* [misc]backup-simplify:  Simplify 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 y) in x
* [misc]taylor:  Taking taylor expansion of y in x
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (/ 1 y) into (/ 1 y)
* [misc]backup-simplify:  Simplify (/ 1 (/ 1 y)) into y
* [misc]taylor:  Taking taylor expansion of (- (/ 1 z)) in x
* [misc]taylor:  Taking taylor expansion of (/ 1 z) in x
* [misc]taylor:  Taking taylor expansion of z in x
* [misc]backup-simplify:  Simplify z into z
* [misc]backup-simplify:  Simplify (/ 1 z) into (/ 1 z)
* [misc]taylor:  Taking taylor expansion of (+ (/ 4 (/ 1 y)) (/ (/ 1 x) (/ 1 y))) in x
* [misc]taylor:  Taking taylor expansion of (/ 4 (/ 1 y)) in x
* [misc]taylor:  Taking taylor expansion of 4 in x
* [misc]backup-simplify:  Simplify 4 into 4
* [misc]taylor:  Taking taylor expansion of (/ 1 y) in x
* [misc]taylor:  Taking taylor expansion of y in x
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (/ 1 y) into (/ 1 y)
* [misc]backup-simplify:  Simplify (/ 4 (/ 1 y)) into (* 4 y)
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 x) (/ 1 y)) in x
* [misc]taylor:  Taking taylor expansion of (/ 1 x) in x
* [misc]taylor:  Taking taylor expansion of x in x
* [misc]backup-simplify:  Simplify 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 y) in x
* [misc]taylor:  Taking taylor expansion of y in x
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (/ 1 y) into (/ 1 y)
* [misc]backup-simplify:  Simplify (/ 1 (/ 1 y)) into y
* [misc]taylor:  Taking taylor expansion of (+ (* (/ (/ 1 x) (/ 1 y)) (- (/ 1 z))) (+ (/ 4 (/ 1 y)) (/ (/ 1 x) (/ 1 y)))) in x
* [misc]taylor:  Taking taylor expansion of (* (/ (/ 1 x) (/ 1 y)) (- (/ 1 z))) in x
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 x) (/ 1 y)) in x
* [misc]taylor:  Taking taylor expansion of (/ 1 x) in x
* [misc]taylor:  Taking taylor expansion of x in x
* [misc]backup-simplify:  Simplify 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 y) in x
* [misc]taylor:  Taking taylor expansion of y in x
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (/ 1 y) into (/ 1 y)
* [misc]backup-simplify:  Simplify (/ 1 (/ 1 y)) into y
* [misc]taylor:  Taking taylor expansion of (- (/ 1 z)) in x
* [misc]taylor:  Taking taylor expansion of (/ 1 z) in x
* [misc]taylor:  Taking taylor expansion of z in x
* [misc]backup-simplify:  Simplify z into z
* [misc]backup-simplify:  Simplify (/ 1 z) into (/ 1 z)
* [misc]taylor:  Taking taylor expansion of (+ (/ 4 (/ 1 y)) (/ (/ 1 x) (/ 1 y))) in x
* [misc]taylor:  Taking taylor expansion of (/ 4 (/ 1 y)) in x
* [misc]taylor:  Taking taylor expansion of 4 in x
* [misc]backup-simplify:  Simplify 4 into 4
* [misc]taylor:  Taking taylor expansion of (/ 1 y) in x
* [misc]taylor:  Taking taylor expansion of y in x
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (/ 1 y) into (/ 1 y)
* [misc]backup-simplify:  Simplify (/ 4 (/ 1 y)) into (* 4 y)
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 x) (/ 1 y)) in x
* [misc]taylor:  Taking taylor expansion of (/ 1 x) in x
* [misc]taylor:  Taking taylor expansion of x in x
* [misc]backup-simplify:  Simplify 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 y) in x
* [misc]taylor:  Taking taylor expansion of y in x
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (/ 1 y) into (/ 1 y)
* [misc]backup-simplify:  Simplify (/ 1 (/ 1 y)) into y
* [misc]backup-simplify:  Simplify (- (/ 1 z)) into (- (/ 1 z))
* [misc]backup-simplify:  Simplify (* y (- (/ 1 z))) into (* -1 (/ y z))
* [misc]backup-simplify:  Simplify (+ 0 y) into y
* [misc]backup-simplify:  Simplify (+ (* -1 (/ y z)) y) into (- y (/ y z))
* [misc]taylor:  Taking taylor expansion of (- y (/ y z)) in y
* [misc]taylor:  Taking taylor expansion of y in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (/ y z) in y
* [misc]taylor:  Taking taylor expansion of y in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of z in y
* [misc]backup-simplify:  Simplify z into z
* [misc]backup-simplify:  Simplify (/ 1 z) into (/ 1 z)
* [misc]backup-simplify:  Simplify (- (/ 1 z)) into (- (/ 1 z))
* [misc]backup-simplify:  Simplify (+ 1 (- (/ 1 z))) into (- 1 (/ 1 z))
* [misc]taylor:  Taking taylor expansion of (- 1 (/ 1 z)) in z
* [misc]taylor:  Taking taylor expansion of 1 in z
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 z) in z
* [misc]taylor:  Taking taylor expansion of z in z
* [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 (+ 0 -1) into -1
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 z) (/ 0 z)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 y) (/ 0 y)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (/ 1 y)) (+ (* y (/ 0 (/ 1 y))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 1 z)) into (- (/ 1 z))
* [misc]backup-simplify:  Simplify (+ (* y 0) (* 0 (- (/ 1 z)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 y) (/ 0 y)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (/ 1 y)) (+ (* y (/ 0 (/ 1 y))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 4 y) 0) into (* 4 y)
* [misc]backup-simplify:  Simplify (+ 0 (* 4 y)) into (* 4 y)
* [misc]taylor:  Taking taylor expansion of (* 4 y) in y
* [misc]taylor:  Taking taylor expansion of 4 in y
* [misc]backup-simplify:  Simplify 4 into 4
* [misc]taylor:  Taking taylor expansion of y in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (+ (* 4 1) (* 0 0)) into 4
* [misc]taylor:  Taking taylor expansion of 4 in z
* [misc]backup-simplify:  Simplify 4 into 4
* [misc]backup-simplify:  Simplify (- (/ 0 z) (+ (* (/ 1 z) (/ 0 z)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [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 (+ 1 0) into 1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 z) (/ 0 z)) (* 0 (/ 0 z)))) 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 y) (/ 0 y)) (* 0 (/ 0 y)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (/ 1 y)) (+ (* y (/ 0 (/ 1 y))) (* 0 (/ 0 (/ 1 y))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 1 z)) into (- (/ 1 z))
* [misc]backup-simplify:  Simplify (+ (* y 0) (+ (* 0 0) (* 0 (- (/ 1 z))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 y) (/ 0 y)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (/ 1 y)) (+ (* (* 4 y) (/ 0 (/ 1 y))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (/ 1 y)) (+ (* y (/ 0 (/ 1 y))) (* 0 (/ 0 (/ 1 y))))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 4 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 z) (+ (* (/ 1 z) (/ 0 z)) (* 0 (/ 0 z)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 4 into 4
* [misc]backup-simplify:  Simplify (+ (* 4 (* 1 (* (/ 1 y) 1))) (+ (* 1 (* 1 (* (/ 1 y) (/ 1 (/ 1 x))))) (* -1 (* (/ 1 (/ 1 z)) (* (/ 1 y) (/ 1 (/ 1 x))))))) into (- (+ (* 4 (/ 1 y)) (/ x y)) (/ (* z x) y))
* [misc]approximate:  Taking taylor expansion of (+ (* (/ (/ 1 (- x)) (/ 1 (- y))) (- (/ 1 (- z)))) (+ (/ 4 (/ 1 (- y))) (/ (/ 1 (- x)) (/ 1 (- y))))) in (x y z) around 0
* [misc]taylor:  Taking taylor expansion of (+ (* (/ (/ 1 (- x)) (/ 1 (- y))) (- (/ 1 (- z)))) (+ (/ 4 (/ 1 (- y))) (/ (/ 1 (- x)) (/ 1 (- y))))) in z
* [misc]taylor:  Taking taylor expansion of (* (/ (/ 1 (- x)) (/ 1 (- y))) (- (/ 1 (- z)))) in z
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 (- x)) (/ 1 (- y))) in z
* [misc]taylor:  Taking taylor expansion of (/ 1 (- x)) in z
* [misc]taylor:  Taking taylor expansion of (- x) in z
* [misc]taylor:  Taking taylor expansion of x in z
* [misc]backup-simplify:  Simplify x into x
* [misc]backup-simplify:  Simplify (- x) into (- x)
* [misc]backup-simplify:  Simplify (- x) into (- x)
* [misc]backup-simplify:  Simplify (/ 1 (- x)) into (/ -1 x)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- y)) in z
* [misc]taylor:  Taking taylor expansion of (- y) in z
* [misc]taylor:  Taking taylor expansion of y in z
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (/ 1 (- y)) into (/ -1 y)
* [misc]backup-simplify:  Simplify (/ (/ -1 x) (/ -1 y)) into (/ y x)
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- z))) in z
* [misc]taylor:  Taking taylor expansion of (/ 1 (- z)) in z
* [misc]taylor:  Taking taylor expansion of (- z) in z
* [misc]taylor:  Taking taylor expansion of z in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (+ (/ 4 (/ 1 (- y))) (/ (/ 1 (- x)) (/ 1 (- y)))) in z
* [misc]taylor:  Taking taylor expansion of (/ 4 (/ 1 (- y))) in z
* [misc]taylor:  Taking taylor expansion of 4 in z
* [misc]backup-simplify:  Simplify 4 into 4
* [misc]taylor:  Taking taylor expansion of (/ 1 (- y)) in z
* [misc]taylor:  Taking taylor expansion of (- y) in z
* [misc]taylor:  Taking taylor expansion of y in z
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (/ 1 (- y)) into (/ -1 y)
* [misc]backup-simplify:  Simplify (/ 4 (/ -1 y)) into (* -4 y)
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 (- x)) (/ 1 (- y))) in z
* [misc]taylor:  Taking taylor expansion of (/ 1 (- x)) in z
* [misc]taylor:  Taking taylor expansion of (- x) in z
* [misc]taylor:  Taking taylor expansion of x in z
* [misc]backup-simplify:  Simplify x into x
* [misc]backup-simplify:  Simplify (- x) into (- x)
* [misc]backup-simplify:  Simplify (- x) into (- x)
* [misc]backup-simplify:  Simplify (/ 1 (- x)) into (/ -1 x)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- y)) in z
* [misc]taylor:  Taking taylor expansion of (- y) in z
* [misc]taylor:  Taking taylor expansion of y in z
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (/ 1 (- y)) into (/ -1 y)
* [misc]backup-simplify:  Simplify (/ (/ -1 x) (/ -1 y)) into (/ y x)
* [misc]taylor:  Taking taylor expansion of (+ (* (/ (/ 1 (- x)) (/ 1 (- y))) (- (/ 1 (- z)))) (+ (/ 4 (/ 1 (- y))) (/ (/ 1 (- x)) (/ 1 (- y))))) in y
* [misc]taylor:  Taking taylor expansion of (* (/ (/ 1 (- x)) (/ 1 (- y))) (- (/ 1 (- z)))) in y
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 (- x)) (/ 1 (- y))) in y
* [misc]taylor:  Taking taylor expansion of (/ 1 (- x)) in y
* [misc]taylor:  Taking taylor expansion of (- x) in y
* [misc]taylor:  Taking taylor expansion of x in y
* [misc]backup-simplify:  Simplify x into x
* [misc]backup-simplify:  Simplify (- x) into (- x)
* [misc]backup-simplify:  Simplify (- x) into (- x)
* [misc]backup-simplify:  Simplify (/ 1 (- x)) into (/ -1 x)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- y)) in y
* [misc]taylor:  Taking taylor expansion of (- y) in y
* [misc]taylor:  Taking taylor expansion of y in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 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 x) -1) into (/ 1 x)
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- z))) in y
* [misc]taylor:  Taking taylor expansion of (/ 1 (- z)) in y
* [misc]taylor:  Taking taylor expansion of (- z) in y
* [misc]taylor:  Taking taylor expansion of z in y
* [misc]backup-simplify:  Simplify z into z
* [misc]backup-simplify:  Simplify (- z) into (- z)
* [misc]backup-simplify:  Simplify (- z) into (- z)
* [misc]backup-simplify:  Simplify (/ 1 (- z)) into (/ -1 z)
* [misc]taylor:  Taking taylor expansion of (+ (/ 4 (/ 1 (- y))) (/ (/ 1 (- x)) (/ 1 (- y)))) in y
* [misc]taylor:  Taking taylor expansion of (/ 4 (/ 1 (- y))) in y
* [misc]taylor:  Taking taylor expansion of 4 in y
* [misc]backup-simplify:  Simplify 4 into 4
* [misc]taylor:  Taking taylor expansion of (/ 1 (- y)) in y
* [misc]taylor:  Taking taylor expansion of (- y) in y
* [misc]taylor:  Taking taylor expansion of y in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 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 (/ 4 -1) into -4
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 (- x)) (/ 1 (- y))) in y
* [misc]taylor:  Taking taylor expansion of (/ 1 (- x)) in y
* [misc]taylor:  Taking taylor expansion of (- x) in y
* [misc]taylor:  Taking taylor expansion of x in y
* [misc]backup-simplify:  Simplify x into x
* [misc]backup-simplify:  Simplify (- x) into (- x)
* [misc]backup-simplify:  Simplify (- x) into (- x)
* [misc]backup-simplify:  Simplify (/ 1 (- x)) into (/ -1 x)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- y)) in y
* [misc]taylor:  Taking taylor expansion of (- y) in y
* [misc]taylor:  Taking taylor expansion of y in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 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 x) -1) into (/ 1 x)
* [misc]taylor:  Taking taylor expansion of (+ (* (/ (/ 1 (- x)) (/ 1 (- y))) (- (/ 1 (- z)))) (+ (/ 4 (/ 1 (- y))) (/ (/ 1 (- x)) (/ 1 (- y))))) in x
* [misc]taylor:  Taking taylor expansion of (* (/ (/ 1 (- x)) (/ 1 (- y))) (- (/ 1 (- z)))) in x
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 (- x)) (/ 1 (- y))) in x
* [misc]taylor:  Taking taylor expansion of (/ 1 (- x)) in x
* [misc]taylor:  Taking taylor expansion of (- x) in x
* [misc]taylor:  Taking taylor expansion of x in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 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 (- y)) in x
* [misc]taylor:  Taking taylor expansion of (- y) in x
* [misc]taylor:  Taking taylor expansion of y in x
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (/ 1 (- y)) into (/ -1 y)
* [misc]backup-simplify:  Simplify (/ -1 (/ -1 y)) into y
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- z))) in x
* [misc]taylor:  Taking taylor expansion of (/ 1 (- z)) in x
* [misc]taylor:  Taking taylor expansion of (- z) in x
* [misc]taylor:  Taking taylor expansion of z in x
* [misc]backup-simplify:  Simplify z into z
* [misc]backup-simplify:  Simplify (- z) into (- z)
* [misc]backup-simplify:  Simplify (- z) into (- z)
* [misc]backup-simplify:  Simplify (/ 1 (- z)) into (/ -1 z)
* [misc]taylor:  Taking taylor expansion of (+ (/ 4 (/ 1 (- y))) (/ (/ 1 (- x)) (/ 1 (- y)))) in x
* [misc]taylor:  Taking taylor expansion of (/ 4 (/ 1 (- y))) in x
* [misc]taylor:  Taking taylor expansion of 4 in x
* [misc]backup-simplify:  Simplify 4 into 4
* [misc]taylor:  Taking taylor expansion of (/ 1 (- y)) in x
* [misc]taylor:  Taking taylor expansion of (- y) in x
* [misc]taylor:  Taking taylor expansion of y in x
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (/ 1 (- y)) into (/ -1 y)
* [misc]backup-simplify:  Simplify (/ 4 (/ -1 y)) into (* -4 y)
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 (- x)) (/ 1 (- y))) in x
* [misc]taylor:  Taking taylor expansion of (/ 1 (- x)) in x
* [misc]taylor:  Taking taylor expansion of (- x) in x
* [misc]taylor:  Taking taylor expansion of x in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 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 (- y)) in x
* [misc]taylor:  Taking taylor expansion of (- y) in x
* [misc]taylor:  Taking taylor expansion of y in x
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (/ 1 (- y)) into (/ -1 y)
* [misc]backup-simplify:  Simplify (/ -1 (/ -1 y)) into y
* [misc]taylor:  Taking taylor expansion of (+ (* (/ (/ 1 (- x)) (/ 1 (- y))) (- (/ 1 (- z)))) (+ (/ 4 (/ 1 (- y))) (/ (/ 1 (- x)) (/ 1 (- y))))) in x
* [misc]taylor:  Taking taylor expansion of (* (/ (/ 1 (- x)) (/ 1 (- y))) (- (/ 1 (- z)))) in x
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 (- x)) (/ 1 (- y))) in x
* [misc]taylor:  Taking taylor expansion of (/ 1 (- x)) in x
* [misc]taylor:  Taking taylor expansion of (- x) in x
* [misc]taylor:  Taking taylor expansion of x in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 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 (- y)) in x
* [misc]taylor:  Taking taylor expansion of (- y) in x
* [misc]taylor:  Taking taylor expansion of y in x
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (/ 1 (- y)) into (/ -1 y)
* [misc]backup-simplify:  Simplify (/ -1 (/ -1 y)) into y
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- z))) in x
* [misc]taylor:  Taking taylor expansion of (/ 1 (- z)) in x
* [misc]taylor:  Taking taylor expansion of (- z) in x
* [misc]taylor:  Taking taylor expansion of z in x
* [misc]backup-simplify:  Simplify z into z
* [misc]backup-simplify:  Simplify (- z) into (- z)
* [misc]backup-simplify:  Simplify (- z) into (- z)
* [misc]backup-simplify:  Simplify (/ 1 (- z)) into (/ -1 z)
* [misc]taylor:  Taking taylor expansion of (+ (/ 4 (/ 1 (- y))) (/ (/ 1 (- x)) (/ 1 (- y)))) in x
* [misc]taylor:  Taking taylor expansion of (/ 4 (/ 1 (- y))) in x
* [misc]taylor:  Taking taylor expansion of 4 in x
* [misc]backup-simplify:  Simplify 4 into 4
* [misc]taylor:  Taking taylor expansion of (/ 1 (- y)) in x
* [misc]taylor:  Taking taylor expansion of (- y) in x
* [misc]taylor:  Taking taylor expansion of y in x
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (/ 1 (- y)) into (/ -1 y)
* [misc]backup-simplify:  Simplify (/ 4 (/ -1 y)) into (* -4 y)
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 (- x)) (/ 1 (- y))) in x
* [misc]taylor:  Taking taylor expansion of (/ 1 (- x)) in x
* [misc]taylor:  Taking taylor expansion of (- x) in x
* [misc]taylor:  Taking taylor expansion of x in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 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 (- y)) in x
* [misc]taylor:  Taking taylor expansion of (- y) in x
* [misc]taylor:  Taking taylor expansion of y in x
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (/ 1 (- y)) into (/ -1 y)
* [misc]backup-simplify:  Simplify (/ -1 (/ -1 y)) into y
* [misc]backup-simplify:  Simplify (- (/ -1 z)) into (/ 1 z)
* [misc]backup-simplify:  Simplify (* y (/ 1 z)) into (/ y z)
* [misc]backup-simplify:  Simplify (+ 0 y) into y
* [misc]backup-simplify:  Simplify (+ (/ y z) y) into (+ (/ y z) y)
* [misc]taylor:  Taking taylor expansion of (+ (/ y z) y) in y
* [misc]taylor:  Taking taylor expansion of (/ y z) in y
* [misc]taylor:  Taking taylor expansion of y in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of z in y
* [misc]backup-simplify:  Simplify z into z
* [misc]backup-simplify:  Simplify (/ 1 z) into (/ 1 z)
* [misc]taylor:  Taking taylor expansion of y in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (+ (/ 1 z) 1) into (+ 1 (/ 1 z))
* [misc]taylor:  Taking taylor expansion of (+ 1 (/ 1 z)) in z
* [misc]taylor:  Taking taylor expansion of 1 in z
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 z) in z
* [misc]taylor:  Taking taylor expansion of z in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- z) into (- z)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 z) (/ 0 (- z))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 y) (/ 0 (- y))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (/ -1 y)) (+ (* y (/ 0 (/ -1 y))))) into 0
* [misc]backup-simplify:  Simplify (- (/ -1 z)) into (/ 1 z)
* [misc]backup-simplify:  Simplify (+ (* y 0) (* 0 (/ 1 z))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 y) (/ 0 (- y))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (/ -1 y)) (+ (* y (/ 0 (/ -1 y))))) into 0
* [misc]backup-simplify:  Simplify (+ (* -4 y) 0) into (- (* 4 y))
* [misc]backup-simplify:  Simplify (+ 0 (- (* 4 y))) into (- (* 4 y))
* [misc]taylor:  Taking taylor expansion of (- (* 4 y)) in y
* [misc]taylor:  Taking taylor expansion of (* 4 y) in y
* [misc]taylor:  Taking taylor expansion of 4 in y
* [misc]backup-simplify:  Simplify 4 into 4
* [misc]taylor:  Taking taylor expansion of y in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (+ (* 4 1) (* 0 0)) into 4
* [misc]backup-simplify:  Simplify (- 4) into -4
* [misc]taylor:  Taking taylor expansion of -4 in z
* [misc]backup-simplify:  Simplify -4 into -4
* [misc]backup-simplify:  Simplify (- (/ 0 z) (+ (* (/ 1 z) (/ 0 z)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- z) into (- z)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- z) into (- z)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 z) (/ 0 (- z))) (* 0 (/ 0 (- z))))) 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 (- 0) into 0
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 y) (/ 0 (- y))) (* 0 (/ 0 (- y))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (/ -1 y)) (+ (* y (/ 0 (/ -1 y))) (* 0 (/ 0 (/ -1 y))))) into 0
* [misc]backup-simplify:  Simplify (- (/ -1 z)) into (/ 1 z)
* [misc]backup-simplify:  Simplify (+ (* y 0) (+ (* 0 0) (* 0 (/ 1 z)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 y) (/ 0 (- y))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (/ -1 y)) (+ (* (* -4 y) (/ 0 (/ -1 y))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 y) (/ 0 (- y))) (* 0 (/ 0 (- y))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (/ -1 y)) (+ (* y (/ 0 (/ -1 y))) (* 0 (/ 0 (/ -1 y))))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 4 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 z) (+ (* (/ 1 z) (/ 0 z)) (* 0 (/ 0 z)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify -4 into -4
* [misc]backup-simplify:  Simplify (+ (* -4 (* 1 (* (/ 1 (- y)) 1))) (+ (* 1 (* 1 (* (/ 1 (- y)) (/ 1 (/ 1 (- x)))))) (* 1 (* (/ 1 (/ 1 (- z))) (* (/ 1 (- y)) (/ 1 (/ 1 (- x)))))))) into (- (+ (* 4 (/ 1 y)) (/ x y)) (/ (* z x) y))
* * * [misc]progress:  simplifying candidates
* * * * [misc]progress:  [ 1 / 43 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (+ (pow (* (/ x y) (- z)) 1) (+ (/ 4 y) (/ x y)))))>
* [enter]simplify:  Simplifying (* (/ x y) (- z))
* * [misc]simplify:  iters left: 4 (6 enodes)
* * [misc]simplify:  iters left: 3 (11 enodes)
* * [misc]simplify:  iters left: 2 (22 enodes)
* * [misc]simplify:  iters left: 1 (31 enodes)
* [exit]simplify:  Simplified to (* (/ x y) (- z))
* [exit]simplify:  Simplified to (* (/ x y) (- z))
* * * * [misc]progress:  [ 2 / 43 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (+ (pow (* (/ x y) (- z)) 1) (+ (/ 4 y) (/ x y)))))>
* * * * [misc]progress:  [ 3 / 43 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (+ (exp (+ (log (/ x y)) (log (- z)))) (+ (/ 4 y) (/ x y)))))>
* [enter]simplify:  Simplifying (+ (log (/ x y)) (log (- z)))
* * [misc]simplify:  iters left: 5 (8 enodes)
* * [misc]simplify:  iters left: 4 (12 enodes)
* * [misc]simplify:  iters left: 3 (18 enodes)
* * [misc]simplify:  iters left: 2 (27 enodes)
* * [misc]simplify:  iters left: 1 (37 enodes)
* [exit]simplify:  Simplified to (+ (log (/ x y)) (log (- z)))
* [exit]simplify:  Simplified to (+ (log (/ x y)) (log (- z)))
* * * * [misc]progress:  [ 4 / 43 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (+ (exp (log (* (/ x y) (- z)))) (+ (/ 4 y) (/ x y)))))>
* [enter]simplify:  Simplifying (log (* (/ x y) (- z)))
* * [misc]simplify:  iters left: 5 (7 enodes)
* * [misc]simplify:  iters left: 4 (15 enodes)
* * [misc]simplify:  iters left: 3 (32 enodes)
* * [misc]simplify:  iters left: 2 (53 enodes)
* * [misc]simplify:  iters left: 1 (70 enodes)
* [exit]simplify:  Simplified to (log (* (/ x y) (- z)))
* [exit]simplify:  Simplified to (log (* (/ x y) (- z)))
* * * * [misc]progress:  [ 5 / 43 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (+ (log (exp (* (/ x y) (- z)))) (+ (/ 4 y) (/ x y)))))>
* [enter]simplify:  Simplifying (exp (* (/ x y) (- z)))
* * [misc]simplify:  iters left: 5 (7 enodes)
* * [misc]simplify:  iters left: 4 (14 enodes)
* * [misc]simplify:  iters left: 3 (28 enodes)
* * [misc]simplify:  iters left: 2 (46 enodes)
* * [misc]simplify:  iters left: 1 (52 enodes)
* [exit]simplify:  Simplified to (exp (/ (- z) (/ y x)))
* [exit]simplify:  Simplified to (exp (/ (- z) (/ y x)))
* * * * [misc]progress:  [ 6 / 43 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (+ (cbrt (* (* (* (/ x y) (/ x y)) (/ x y)) (* (* (- z) (- z)) (- z)))) (+ (/ 4 y) (/ x y)))))>
* [enter]simplify:  Simplifying (* (* (* (/ x y) (/ x y)) (/ x y)) (* (* (- z) (- z)) (- z)))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (30 enodes)
* * [misc]simplify:  iters left: 4 (107 enodes)
* * [misc]simplify:  iters left: 3 (357 enodes)
* [exit]simplify:  Simplified to (* (* (* z z) (- z)) (pow (/ x y) 3))
* [exit]simplify:  Simplified to (* (* (* z z) (- z)) (pow (/ x y) 3))
* * * * [misc]progress:  [ 7 / 43 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (+ (* (* (cbrt (* (/ x y) (- z))) (cbrt (* (/ x y) (- z)))) (cbrt (* (/ x y) (- z)))) (+ (/ 4 y) (/ x y)))))>
* [enter]simplify:  Simplifying (* (cbrt (* (/ x y) (- z))) (cbrt (* (/ x y) (- z))))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (13 enodes)
* * [misc]simplify:  iters left: 4 (24 enodes)
* * [misc]simplify:  iters left: 3 (33 enodes)
* * [misc]simplify:  iters left: 2 (37 enodes)
* * [misc]simplify:  iters left: 1 (41 enodes)
* [exit]simplify:  Simplified to (* (cbrt (/ (- x) (/ y z))) (cbrt (/ (- x) (/ y z))))
* [exit]simplify:  Simplified to (* (cbrt (/ (- x) (/ y z))) (cbrt (/ (- x) (/ y z))))
* [enter]simplify:  Simplifying (cbrt (* (/ x y) (- z)))
* * [misc]simplify:  iters left: 5 (7 enodes)
* * [misc]simplify:  iters left: 4 (12 enodes)
* * [misc]simplify:  iters left: 3 (23 enodes)
* * [misc]simplify:  iters left: 2 (32 enodes)
* * [misc]simplify:  iters left: 1 (36 enodes)
* [exit]simplify:  Simplified to (cbrt (/ (- x) (/ y z)))
* [exit]simplify:  Simplified to (cbrt (/ (- x) (/ y z)))
* * * * [misc]progress:  [ 8 / 43 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (+ (cbrt (* (* (* (/ x y) (- z)) (* (/ x y) (- z))) (* (/ x y) (- z)))) (+ (/ 4 y) (/ x y)))))>
* [enter]simplify:  Simplifying (* (* (* (/ x y) (- z)) (* (/ x y) (- z))) (* (/ x y) (- z)))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (20 enodes)
* * [misc]simplify:  iters left: 4 (84 enodes)
* * [misc]simplify:  iters left: 3 (432 enodes)
* [exit]simplify:  Simplified to (pow (/ (- z) (/ y x)) 3)
* [exit]simplify:  Simplified to (pow (/ (- z) (/ y x)) 3)
* * * * [misc]progress:  [ 9 / 43 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (+ (* (sqrt (* (/ x y) (- z))) (sqrt (* (/ x y) (- z)))) (+ (/ 4 y) (/ x y)))))>
* [enter]simplify:  Simplifying (sqrt (* (/ x y) (- z)))
* * [misc]simplify:  iters left: 5 (7 enodes)
* * [misc]simplify:  iters left: 4 (12 enodes)
* * [misc]simplify:  iters left: 3 (23 enodes)
* * [misc]simplify:  iters left: 2 (32 enodes)
* * [misc]simplify:  iters left: 1 (36 enodes)
* [exit]simplify:  Simplified to (sqrt (/ (- x) (/ y z)))
* [exit]simplify:  Simplified to (sqrt (/ (- x) (/ y z)))
* [enter]simplify:  Simplifying (sqrt (* (/ x y) (- z)))
* * [misc]simplify:  iters left: 5 (7 enodes)
* * [misc]simplify:  iters left: 4 (12 enodes)
* * [misc]simplify:  iters left: 3 (23 enodes)
* * [misc]simplify:  iters left: 2 (32 enodes)
* * [misc]simplify:  iters left: 1 (36 enodes)
* [exit]simplify:  Simplified to (sqrt (/ (- x) (/ y z)))
* [exit]simplify:  Simplified to (sqrt (/ (- x) (/ y z)))
* * * * [misc]progress:  [ 10 / 43 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (+ (* 1 (* (/ x y) (- z))) (+ (/ 4 y) (/ x y)))))>
* * * * [misc]progress:  [ 11 / 43 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (+ (- (* (/ x y) z)) (+ (/ 4 y) (/ x y)))))>
* [enter]simplify:  Simplifying (* (/ x y) z)
* * [misc]simplify:  iters left: 4 (5 enodes)
* * [misc]simplify:  iters left: 3 (8 enodes)
* * [misc]simplify:  iters left: 2 (12 enodes)
* [exit]simplify:  Simplified to (/ x (/ y z))
* [exit]simplify:  Simplified to (/ x (/ y z))
* * * * [misc]progress:  [ 12 / 43 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (+ (* (* (/ x y) (* (cbrt (- z)) (cbrt (- z)))) (cbrt (- z))) (+ (/ 4 y) (/ x y)))))>
* [enter]simplify:  Simplifying (* (/ x y) (* (cbrt (- z)) (cbrt (- z))))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (13 enodes)
* * [misc]simplify:  iters left: 4 (22 enodes)
* * [misc]simplify:  iters left: 3 (30 enodes)
* * [misc]simplify:  iters left: 2 (35 enodes)
* * [misc]simplify:  iters left: 1 (41 enodes)
* [exit]simplify:  Simplified to (/ (* (cbrt (- z)) x) (/ y (cbrt (- z))))
* [exit]simplify:  Simplified to (/ (* (cbrt (- z)) x) (/ y (cbrt (- z))))
* * * * [misc]progress:  [ 13 / 43 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (+ (* (* (/ x y) (sqrt (- z))) (sqrt (- z))) (+ (/ 4 y) (/ x y)))))>
* [enter]simplify:  Simplifying (* (/ x y) (sqrt (- z)))
* * [misc]simplify:  iters left: 5 (7 enodes)
* * [misc]simplify:  iters left: 4 (10 enodes)
* * [misc]simplify:  iters left: 3 (14 enodes)
* [exit]simplify:  Simplified to (* (/ x y) (sqrt (- z)))
* [exit]simplify:  Simplified to (* (/ x y) (sqrt (- z)))
* * * * [misc]progress:  [ 14 / 43 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (+ (* (* (/ x y) 1) (- z)) (+ (/ 4 y) (/ x y)))))>
* [enter]simplify:  Simplifying (* (/ x y) 1)
* * [misc]simplify:  iters left: 4 (5 enodes)
* * [misc]simplify:  iters left: 3 (10 enodes)
* * [misc]simplify:  iters left: 2 (14 enodes)
* [exit]simplify:  Simplified to (/ x y)
* [exit]simplify:  Simplified to (/ x y)
* * * * [misc]progress:  [ 15 / 43 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (+ (* (* (/ x y) -1) z) (+ (/ 4 y) (/ x y)))))>
* [enter]simplify:  Simplifying (* (/ x y) -1)
* * [misc]simplify:  iters left: 4 (5 enodes)
* * [misc]simplify:  iters left: 3 (8 enodes)
* * [misc]simplify:  iters left: 2 (13 enodes)
* * [misc]simplify:  iters left: 1 (14 enodes)
* [exit]simplify:  Simplified to (/ (- x) y)
* [exit]simplify:  Simplified to (/ (- x) y)
* * * * [misc]progress:  [ 16 / 43 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (+ (* (* (cbrt (/ x y)) (cbrt (/ x y))) (* (cbrt (/ x y)) (- z))) (+ (/ 4 y) (/ x y)))))>
* [enter]simplify:  Simplifying (* (cbrt (/ x y)) (- z))
* * [misc]simplify:  iters left: 5 (7 enodes)
* * [misc]simplify:  iters left: 4 (10 enodes)
* * [misc]simplify:  iters left: 3 (14 enodes)
* * [misc]simplify:  iters left: 2 (15 enodes)
* [exit]simplify:  Simplified to (* (cbrt (/ x y)) (- z))
* [exit]simplify:  Simplified to (* (cbrt (/ x y)) (- z))
* * * * [misc]progress:  [ 17 / 43 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (+ (* (sqrt (/ x y)) (* (sqrt (/ x y)) (- z))) (+ (/ 4 y) (/ x y)))))>
* [enter]simplify:  Simplifying (* (sqrt (/ x y)) (- z))
* * [misc]simplify:  iters left: 5 (7 enodes)
* * [misc]simplify:  iters left: 4 (10 enodes)
* * [misc]simplify:  iters left: 3 (14 enodes)
* * [misc]simplify:  iters left: 2 (15 enodes)
* [exit]simplify:  Simplified to (* (sqrt (/ x y)) (- z))
* [exit]simplify:  Simplified to (* (sqrt (/ x y)) (- z))
* * * * [misc]progress:  [ 18 / 43 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (+ (* 1 (* (/ x y) (- z))) (+ (/ 4 y) (/ x y)))))>
* [enter]simplify:  Simplifying (* (/ x y) (- z))
* * [misc]simplify:  iters left: 4 (6 enodes)
* * [misc]simplify:  iters left: 3 (11 enodes)
* * [misc]simplify:  iters left: 2 (22 enodes)
* * [misc]simplify:  iters left: 1 (31 enodes)
* [exit]simplify:  Simplified to (* (/ x y) (- z))
* [exit]simplify:  Simplified to (* (/ x y) (- z))
* * * * [misc]progress:  [ 19 / 43 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (+ (* x (* (/ 1 y) (- z))) (+ (/ 4 y) (/ x y)))))>
* [enter]simplify:  Simplifying (* (/ 1 y) (- z))
* * [misc]simplify:  iters left: 4 (6 enodes)
* * [misc]simplify:  iters left: 3 (13 enodes)
* * [misc]simplify:  iters left: 2 (23 enodes)
* * [misc]simplify:  iters left: 1 (37 enodes)
* [exit]simplify:  Simplified to (/ (- z) y)
* [exit]simplify:  Simplified to (/ (- z) y)
* * * * [misc]progress:  [ 20 / 43 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (+ (/ (* x (- z)) y) (+ (/ 4 y) (/ x y)))))>
* [enter]simplify:  Simplifying (* x (- z))
* * [misc]simplify:  iters left: 4 (4 enodes)
* * [misc]simplify:  iters left: 3 (7 enodes)
* * [misc]simplify:  iters left: 2 (11 enodes)
* * [misc]simplify:  iters left: 1 (12 enodes)
* [exit]simplify:  Simplified to (* x (- z))
* [exit]simplify:  Simplified to (* x (- z))
* * * * [misc]progress:  [ 21 / 43 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (+ (* (- z) (/ x y)) (+ (/ 4 y) (/ x y)))))>
* * * * [misc]progress:  [ 22 / 43 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (log (* (exp (* (/ x y) (- z))) (* (exp (/ 4 y)) (exp (/ x y)))))))>
* [enter]simplify:  Simplifying (* (exp (* (/ x y) (- z))) (* (exp (/ 4 y)) (exp (/ x y))))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (25 enodes)
* * [misc]simplify:  iters left: 4 (53 enodes)
* * [misc]simplify:  iters left: 3 (101 enodes)
* * [misc]simplify:  iters left: 2 (150 enodes)
* * [misc]simplify:  iters left: 1 (201 enodes)
* [exit]simplify:  Simplified to (exp (+ (* (/ x y) (- 1 z)) (/ 4 y)))
* [exit]simplify:  Simplified to (exp (+ (* (/ x y) (- 1 z)) (/ 4 y)))
* * * * [misc]progress:  [ 23 / 43 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (log (* (exp (* (/ x y) (- z))) (exp (+ (/ 4 y) (/ x y)))))))>
* [enter]simplify:  Simplifying (* (exp (* (/ x y) (- z))) (exp (+ (/ 4 y) (/ x y))))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (25 enodes)
* * [misc]simplify:  iters left: 4 (50 enodes)
* * [misc]simplify:  iters left: 3 (91 enodes)
* * [misc]simplify:  iters left: 2 (150 enodes)
* * [misc]simplify:  iters left: 1 (200 enodes)
* [exit]simplify:  Simplified to (exp (+ (/ 4 y) (* (/ x y) (- 1 z))))
* [exit]simplify:  Simplified to (exp (+ (/ 4 y) (* (/ x y) (- 1 z))))
* * * * [misc]progress:  [ 24 / 43 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (pow (+ (* (/ x y) (- z)) (+ (/ 4 y) (/ x y))) 1)))>
* * * * [misc]progress:  [ 25 / 43 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (exp (log (+ (* (/ x y) (- z)) (+ (/ 4 y) (/ x y)))))))>
* [enter]simplify:  Simplifying (log (+ (* (/ x y) (- z)) (+ (/ 4 y) (/ x y))))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (20 enodes)
* * [misc]simplify:  iters left: 4 (38 enodes)
* * [misc]simplify:  iters left: 3 (54 enodes)
* * [misc]simplify:  iters left: 2 (68 enodes)
* * [misc]simplify:  iters left: 1 (89 enodes)
* [exit]simplify:  Simplified to (log (- (+ (/ 4 y) (/ x y)) (* (/ x y) z)))
* [exit]simplify:  Simplified to (log (- (+ (/ 4 y) (/ x y)) (* (/ x y) z)))
* * * * [misc]progress:  [ 26 / 43 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (log (exp (+ (* (/ x y) (- z)) (+ (/ 4 y) (/ x y)))))))>
* [enter]simplify:  Simplifying (exp (+ (* (/ x y) (- z)) (+ (/ 4 y) (/ x y))))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (23 enodes)
* * [misc]simplify:  iters left: 4 (52 enodes)
* * [misc]simplify:  iters left: 3 (95 enodes)
* * [misc]simplify:  iters left: 2 (137 enodes)
* * [misc]simplify:  iters left: 1 (185 enodes)
* [exit]simplify:  Simplified to (exp (- (+ (/ 4 y) (/ x y)) (* (/ x y) z)))
* [exit]simplify:  Simplified to (exp (- (+ (/ 4 y) (/ x y)) (* (/ x y) z)))
* * * * [misc]progress:  [ 27 / 43 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (* (* (cbrt (+ (* (/ x y) (- z)) (+ (/ 4 y) (/ x y)))) (cbrt (+ (* (/ x y) (- z)) (+ (/ 4 y) (/ x y))))) (cbrt (+ (* (/ x y) (- z)) (+ (/ 4 y) (/ x y)))))))>
* [enter]simplify:  Simplifying (* (cbrt (+ (* (/ x y) (- z)) (+ (/ 4 y) (/ x y)))) (cbrt (+ (* (/ x y) (- z)) (+ (/ 4 y) (/ x y)))))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (21 enodes)
* * [misc]simplify:  iters left: 4 (39 enodes)
* * [misc]simplify:  iters left: 3 (55 enodes)
* * [misc]simplify:  iters left: 2 (69 enodes)
* * [misc]simplify:  iters left: 1 (90 enodes)
* [exit]simplify:  Simplified to (* (cbrt (- (+ (/ 4 y) (/ x y)) (* (/ x y) z))) (cbrt (- (+ (/ 4 y) (/ x y)) (* (/ x y) z))))
* [exit]simplify:  Simplified to (* (cbrt (- (+ (/ 4 y) (/ x y)) (* (/ x y) z))) (cbrt (- (+ (/ 4 y) (/ x y)) (* (/ x y) z))))
* [enter]simplify:  Simplifying (cbrt (+ (* (/ x y) (- z)) (+ (/ 4 y) (/ x y))))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (20 enodes)
* * [misc]simplify:  iters left: 4 (38 enodes)
* * [misc]simplify:  iters left: 3 (54 enodes)
* * [misc]simplify:  iters left: 2 (68 enodes)
* * [misc]simplify:  iters left: 1 (89 enodes)
* [exit]simplify:  Simplified to (cbrt (- (+ (/ 4 y) (/ x y)) (* (/ x y) z)))
* [exit]simplify:  Simplified to (cbrt (- (+ (/ 4 y) (/ x y)) (* (/ x y) z)))
* * * * [misc]progress:  [ 28 / 43 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (cbrt (* (* (+ (* (/ x y) (- z)) (+ (/ 4 y) (/ x y))) (+ (* (/ x y) (- z)) (+ (/ 4 y) (/ x y)))) (+ (* (/ x y) (- z)) (+ (/ 4 y) (/ x y)))))))>
* [enter]simplify:  Simplifying (* (* (+ (* (/ x y) (- z)) (+ (/ 4 y) (/ x y))) (+ (* (/ x y) (- z)) (+ (/ 4 y) (/ x y)))) (+ (* (/ x y) (- z)) (+ (/ 4 y) (/ x y))))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (34 enodes)
* * [misc]simplify:  iters left: 4 (168 enodes)
* [exit]simplify:  Simplified to (pow (- (+ (/ 4 y) (/ x y)) (* (/ x y) z)) 3)
* [exit]simplify:  Simplified to (pow (- (+ (/ 4 y) (/ x y)) (* (/ x y) z)) 3)
* * * * [misc]progress:  [ 29 / 43 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (* (sqrt (+ (* (/ x y) (- z)) (+ (/ 4 y) (/ x y)))) (sqrt (+ (* (/ x y) (- z)) (+ (/ 4 y) (/ x y)))))))>
* [enter]simplify:  Simplifying (sqrt (+ (* (/ x y) (- z)) (+ (/ 4 y) (/ x y))))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (20 enodes)
* * [misc]simplify:  iters left: 4 (38 enodes)
* * [misc]simplify:  iters left: 3 (54 enodes)
* * [misc]simplify:  iters left: 2 (68 enodes)
* * [misc]simplify:  iters left: 1 (89 enodes)
* [exit]simplify:  Simplified to (sqrt (- (+ (/ 4 y) (/ x y)) (* (/ x y) z)))
* [exit]simplify:  Simplified to (sqrt (- (+ (/ 4 y) (/ x y)) (* (/ x y) z)))
* [enter]simplify:  Simplifying (sqrt (+ (* (/ x y) (- z)) (+ (/ 4 y) (/ x y))))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (20 enodes)
* * [misc]simplify:  iters left: 4 (38 enodes)
* * [misc]simplify:  iters left: 3 (54 enodes)
* * [misc]simplify:  iters left: 2 (68 enodes)
* * [misc]simplify:  iters left: 1 (89 enodes)
* [exit]simplify:  Simplified to (sqrt (- (+ (/ 4 y) (/ x y)) (* (/ x y) z)))
* [exit]simplify:  Simplified to (sqrt (- (+ (/ 4 y) (/ x y)) (* (/ x y) z)))
* * * * [misc]progress:  [ 30 / 43 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (/ (+ (* (* x (- z)) (* y y)) (* y (+ (* 4 y) (* y x)))) (* y (* y y)))))>
* [enter]simplify:  Simplifying (+ (* (* x (- z)) (* y y)) (* y (+ (* 4 y) (* y x))))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (32 enodes)
* * [misc]simplify:  iters left: 4 (76 enodes)
* * [misc]simplify:  iters left: 3 (164 enodes)
* * [misc]simplify:  iters left: 2 (292 enodes)
* * [misc]simplify:  iters left: 1 (380 enodes)
* [exit]simplify:  Simplified to (* (* y y) (- (+ x 4) (* z x)))
* [exit]simplify:  Simplified to (* (* y y) (- (+ x 4) (* z x)))
* [enter]simplify:  Simplifying (* y (* y y))
* * [misc]simplify:  iters left: 4 (3 enodes)
* * [misc]simplify:  iters left: 3 (6 enodes)
* [exit]simplify:  Simplified to (pow y 3)
* [exit]simplify:  Simplified to (pow y 3)
* * * * [misc]progress:  [ 31 / 43 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (/ (+ (* (* x (- z)) (+ (* (/ 4 y) (/ 4 y)) (- (* (/ x y) (/ x y)) (* (/ 4 y) (/ x y))))) (* y (+ (pow (/ 4 y) 3) (pow (/ x y) 3)))) (* y (+ (* (/ 4 y) (/ 4 y)) (- (* (/ x y) (/ x y)) (* (/ 4 y) (/ x y))))))))>
* [enter]simplify:  Simplifying (+ (* (* x (- z)) (+ (* (/ 4 y) (/ 4 y)) (- (* (/ x y) (/ x y)) (* (/ 4 y) (/ x y))))) (* y (+ (pow (/ 4 y) 3) (pow (/ x y) 3))))
* * [misc]simplify:  iters left: 6 (20 enodes)
* * [misc]simplify:  iters left: 5 (70 enodes)
* * [misc]simplify:  iters left: 4 (250 enodes)
* [exit]simplify:  Simplified to (- (+ (* (* (/ 4 y) (/ 4 y)) (/ (* y 4) y)) (* (* (/ x y) (/ x y)) (* (/ x y) y))) (+ (* (- (/ x y) (/ 4 y)) (* (/ x y) (* z x))) (* (* (* z x) (/ 4 y)) (/ 4 y))))
* [exit]simplify:  Simplified to (- (+ (* (* (/ 4 y) (/ 4 y)) (/ (* y 4) y)) (* (* (/ x y) (/ x y)) (* (/ x y) y))) (+ (* (- (/ x y) (/ 4 y)) (* (/ x y) (* z x))) (* (* (* z x) (/ 4 y)) (/ 4 y))))
* [enter]simplify:  Simplifying (* y (+ (* (/ 4 y) (/ 4 y)) (- (* (/ x y) (/ x y)) (* (/ 4 y) (/ x y)))))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (38 enodes)
* * [misc]simplify:  iters left: 4 (103 enodes)
* * [misc]simplify:  iters left: 3 (230 enodes)
* * [misc]simplify:  iters left: 2 (456 enodes)
* [exit]simplify:  Simplified to (+ (* (/ 4 y) 4) (* 1 (* (/ x y) (- x 4))))
* [exit]simplify:  Simplified to (+ (* (/ 4 y) 4) (* 1 (* (/ x y) (- x 4))))
* * * * [misc]progress:  [ 32 / 43 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (/ (+ (* (* x (- z)) (- (/ 4 y) (/ x y))) (* y (- (* (/ 4 y) (/ 4 y)) (* (/ x y) (/ x y))))) (* y (- (/ 4 y) (/ x y))))))>
* [enter]simplify:  Simplifying (+ (* (* x (- z)) (- (/ 4 y) (/ x y))) (* y (- (* (/ 4 y) (/ 4 y)) (* (/ x y) (/ x y)))))
* * [misc]simplify:  iters left: 6 (15 enodes)
* * [misc]simplify:  iters left: 5 (37 enodes)
* * [misc]simplify:  iters left: 4 (104 enodes)
* * [misc]simplify:  iters left: 3 (337 enodes)
* [exit]simplify:  Simplified to (* (- (* (+ (/ 4 y) (/ x y)) y) (* z x)) (- (/ 4 y) (/ x y)))
* [exit]simplify:  Simplified to (* (- (* (+ (/ 4 y) (/ x y)) y) (* z x)) (- (/ 4 y) (/ x y)))
* [enter]simplify:  Simplifying (* y (- (/ 4 y) (/ x y)))
* * [misc]simplify:  iters left: 6 (7 enodes)
* * [misc]simplify:  iters left: 5 (10 enodes)
* * [misc]simplify:  iters left: 4 (19 enodes)
* * [misc]simplify:  iters left: 3 (33 enodes)
* * [misc]simplify:  iters left: 2 (51 enodes)
* * [misc]simplify:  iters left: 1 (59 enodes)
* [exit]simplify:  Simplified to (+ 4 (- x))
* [exit]simplify:  Simplified to (+ 4 (- x))
* * * * [misc]progress:  [ 33 / 43 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (/ (+ (pow (* (/ x y) (- z)) 3) (pow (+ (/ 4 y) (/ x y)) 3)) (+ (* (* (/ x y) (- z)) (* (/ x y) (- z))) (- (* (+ (/ 4 y) (/ x y)) (+ (/ 4 y) (/ x y))) (* (* (/ x y) (- z)) (+ (/ 4 y) (/ x y))))))))>
* [enter]simplify:  Simplifying (+ (pow (* (/ x y) (- z)) 3) (pow (+ (/ 4 y) (/ x y)) 3))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (29 enodes)
* * [misc]simplify:  iters left: 4 (105 enodes)
* * [misc]simplify:  iters left: 3 (499 enodes)
* [exit]simplify:  Simplified to (- (pow (+ (/ x y) (/ 4 y)) 3) (pow (* (/ x y) z) 3))
* [exit]simplify:  Simplified to (- (pow (+ (/ x y) (/ 4 y)) 3) (pow (* (/ x y) z) 3))
* [enter]simplify:  Simplifying (+ (* (* (/ x y) (- z)) (* (/ x y) (- z))) (- (* (+ (/ 4 y) (/ x y)) (+ (/ 4 y) (/ x y))) (* (* (/ x y) (- z)) (+ (/ 4 y) (/ x y)))))
* * [misc]simplify:  iters left: 6 (14 enodes)
* * [misc]simplify:  iters left: 5 (45 enodes)
* * [misc]simplify:  iters left: 4 (203 enodes)
* [exit]simplify:  Simplified to (+ (* (* (/ x y) z) (* (/ x y) z)) (* (+ (/ 4 y) (/ x y)) (+ (+ (/ 4 y) (/ x y)) (* (/ x y) z))))
* [exit]simplify:  Simplified to (+ (* (* (/ x y) z) (* (/ x y) z)) (* (+ (/ 4 y) (/ x y)) (+ (+ (/ 4 y) (/ x y)) (* (/ x y) z))))
* * * * [misc]progress:  [ 34 / 43 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (* 1 (+ (* (/ x y) (- z)) (+ (/ 4 y) (/ x y))))))>
* * * * [misc]progress:  [ 35 / 43 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (/ (- (* (* (/ x y) (- z)) (* (/ x y) (- z))) (* (+ (/ 4 y) (/ x y)) (+ (/ 4 y) (/ x y)))) (- (* (/ x y) (- z)) (+ (/ 4 y) (/ x y))))))>
* [enter]simplify:  Simplifying (- (* (* (/ x y) (- z)) (* (/ x y) (- z))) (* (+ (/ 4 y) (/ x y)) (+ (/ 4 y) (/ x y))))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (33 enodes)
* * [misc]simplify:  iters left: 4 (122 enodes)
* * [misc]simplify:  iters left: 3 (432 enodes)
* [exit]simplify:  Simplified to (* (+ (+ (/ 4 y) (/ x y)) (/ x (/ y z))) (- (/ x (/ y z)) (+ (/ 4 y) (/ x y))))
* [exit]simplify:  Simplified to (* (+ (+ (/ 4 y) (/ x y)) (/ x (/ y z))) (- (/ x (/ y z)) (+ (/ 4 y) (/ x y))))
* [enter]simplify:  Simplifying (- (* (/ x y) (- z)) (+ (/ 4 y) (/ x y)))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (20 enodes)
* * [misc]simplify:  iters left: 4 (40 enodes)
* * [misc]simplify:  iters left: 3 (69 enodes)
* * [misc]simplify:  iters left: 2 (101 enodes)
* * [misc]simplify:  iters left: 1 (132 enodes)
* [exit]simplify:  Simplified to (- (- (/ 4 y)) (* (/ x y) (+ 1 z)))
* [exit]simplify:  Simplified to (- (- (/ 4 y)) (* (/ x y) (+ 1 z)))
* * * * [misc]progress:  [ 36 / 43 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (+ (+ (* (/ x y) (- z)) (/ 4 y)) (/ x y))))>
* [enter]simplify:  Simplifying (+ (* (/ x y) (- z)) (/ 4 y))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (15 enodes)
* * [misc]simplify:  iters left: 4 (27 enodes)
* * [misc]simplify:  iters left: 3 (36 enodes)
* * [misc]simplify:  iters left: 2 (40 enodes)
* * [misc]simplify:  iters left: 1 (44 enodes)
* [exit]simplify:  Simplified to (- (/ 4 y) (* (/ x y) z))
* [exit]simplify:  Simplified to (- (/ 4 y) (* (/ x y) z))
* * * * [misc]progress:  [ 37 / 43 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (+ (+ (/ 4 y) (/ x y)) (* (/ x y) (- z)))))>
* * * * [misc]progress:  [ 38 / 43 ] simplifiying candidate #<alt-event (λ (x y z) (fabs (+ (* -1 (/ (* z x) y)) (+ (/ 4 y) (/ x y)))))>
* [enter]simplify:  Simplifying (fabs (+ (* -1 (/ (* z x) y)) (+ (/ 4 y) (/ x y))))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (24 enodes)
* * [misc]simplify:  iters left: 4 (47 enodes)
* * [misc]simplify:  iters left: 3 (76 enodes)
* * [misc]simplify:  iters left: 2 (101 enodes)
* * [misc]simplify:  iters left: 1 (124 enodes)
* [exit]simplify:  Simplified to (fabs (- (+ (/ x y) (/ 4 y)) (/ z (/ y x))))
* * * * [misc]progress:  [ 39 / 43 ] simplifiying candidate #<alt-event (λ (x y z) (fabs (+ (* -1 (/ (* z x) y)) (+ (/ 4 y) (/ x y)))))>
* [enter]simplify:  Simplifying (fabs (+ (* -1 (/ (* z x) y)) (+ (/ 4 y) (/ x y))))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (24 enodes)
* * [misc]simplify:  iters left: 4 (47 enodes)
* * [misc]simplify:  iters left: 3 (76 enodes)
* * [misc]simplify:  iters left: 2 (101 enodes)
* * [misc]simplify:  iters left: 1 (124 enodes)
* [exit]simplify:  Simplified to (fabs (- (+ (/ x y) (/ 4 y)) (/ z (/ y x))))
* * * * [misc]progress:  [ 40 / 43 ] simplifiying candidate #<alt-event (λ (x y z) (fabs (+ (* -1 (/ (* z x) y)) (+ (/ 4 y) (/ x y)))))>
* [enter]simplify:  Simplifying (fabs (+ (* -1 (/ (* z x) y)) (+ (/ 4 y) (/ x y))))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (24 enodes)
* * [misc]simplify:  iters left: 4 (47 enodes)
* * [misc]simplify:  iters left: 3 (76 enodes)
* * [misc]simplify:  iters left: 2 (101 enodes)
* * [misc]simplify:  iters left: 1 (124 enodes)
* [exit]simplify:  Simplified to (fabs (- (+ (/ x y) (/ 4 y)) (/ z (/ y x))))
* * * * [misc]progress:  [ 41 / 43 ] simplifiying candidate #<alt-event (λ (x y z) (fabs (- (+ (* 4 (/ 1 y)) (/ x y)) (/ (* z x) y))))>
* [enter]simplify:  Simplifying (fabs (- (+ (* 4 (/ 1 y)) (/ x y)) (/ (* z x) y)))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (26 enodes)
* * [misc]simplify:  iters left: 4 (42 enodes)
* * [misc]simplify:  iters left: 3 (62 enodes)
* * [misc]simplify:  iters left: 2 (76 enodes)
* * [misc]simplify:  iters left: 1 (86 enodes)
* [exit]simplify:  Simplified to (fabs (+ (* (/ x y) (- z)) (+ (/ 4 y) (/ x y))))
* * * * [misc]progress:  [ 42 / 43 ] simplifiying candidate #<alt-event (λ (x y z) (fabs (- (+ (* 4 (/ 1 y)) (/ x y)) (/ (* z x) y))))>
* [enter]simplify:  Simplifying (fabs (- (+ (* 4 (/ 1 y)) (/ x y)) (/ (* z x) y)))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (26 enodes)
* * [misc]simplify:  iters left: 4 (42 enodes)
* * [misc]simplify:  iters left: 3 (62 enodes)
* * [misc]simplify:  iters left: 2 (76 enodes)
* * [misc]simplify:  iters left: 1 (86 enodes)
* [exit]simplify:  Simplified to (fabs (+ (* (/ x y) (- z)) (+ (/ 4 y) (/ x y))))
* * * * [misc]progress:  [ 43 / 43 ] simplifiying candidate #<alt-event (λ (x y z) (fabs (- (+ (* 4 (/ 1 y)) (/ x y)) (/ (* z x) y))))>
* [enter]simplify:  Simplifying (fabs (- (+ (* 4 (/ 1 y)) (/ x y)) (/ (* z x) y)))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (26 enodes)
* * [misc]simplify:  iters left: 4 (42 enodes)
* * [misc]simplify:  iters left: 3 (62 enodes)
* * [misc]simplify:  iters left: 2 (76 enodes)
* * [misc]simplify:  iters left: 1 (86 enodes)
* [exit]simplify:  Simplified to (fabs (+ (* (/ x y) (- z)) (+ (/ 4 y) (/ x y))))
* * * [misc]progress:  adding candidates to table
* * [misc]progress:  iteration 3 / 4
* * * [misc]progress:  picking best candidate
* * * * [misc]pick:  Picked  #<alt-delta (λ (x y z) (fabs (+ (- (/ 4 y) (* (/ x y) z)) (/ x y))))>
* * * [misc]progress:  localizing error
* * * [misc]progress:  generating rewritten candidates
* * * * [misc]progress:  [ 1 / 3 ] rewriting at (2 1 1 2)
* * * * [misc]progress:  [ 2 / 3 ] rewriting at (2 1)
* * * * [misc]progress:  [ 3 / 3 ] rewriting at (2 1 1)
* * * [misc]progress:  generating series expansions
* * * * [misc]progress:  [ 1 / 3 ] generating series at (2 1 1 2)
* [misc]approximate:  Taking taylor expansion of (* (/ x y) z) in (x y z) around 0
* [misc]taylor:  Taking taylor expansion of (* (/ x y) z) in z
* [misc]taylor:  Taking taylor expansion of (/ x y) in z
* [misc]taylor:  Taking taylor expansion of x in z
* [misc]backup-simplify:  Simplify x into x
* [misc]taylor:  Taking taylor expansion of y in z
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (/ x y) into (/ x y)
* [misc]taylor:  Taking taylor expansion of z in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (* (/ x y) z) in y
* [misc]taylor:  Taking taylor expansion of (/ x y) in y
* [misc]taylor:  Taking taylor expansion of x in y
* [misc]backup-simplify:  Simplify x into x
* [misc]taylor:  Taking taylor expansion of y in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ x 1) into x
* [misc]taylor:  Taking taylor expansion of z in y
* [misc]backup-simplify:  Simplify z into z
* [misc]taylor:  Taking taylor expansion of (* (/ x y) z) in x
* [misc]taylor:  Taking taylor expansion of (/ x y) in x
* [misc]taylor:  Taking taylor expansion of x in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of y in x
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (/ 1 y) into (/ 1 y)
* [misc]taylor:  Taking taylor expansion of z in x
* [misc]backup-simplify:  Simplify z into z
* [misc]taylor:  Taking taylor expansion of (* (/ x y) z) in x
* [misc]taylor:  Taking taylor expansion of (/ x y) in x
* [misc]taylor:  Taking taylor expansion of x in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of y in x
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (/ 1 y) into (/ 1 y)
* [misc]taylor:  Taking taylor expansion of z in x
* [misc]backup-simplify:  Simplify z into z
* [misc]backup-simplify:  Simplify (* (/ 1 y) z) into (/ z y)
* [misc]taylor:  Taking taylor expansion of (/ z y) in y
* [misc]taylor:  Taking taylor expansion of z in y
* [misc]backup-simplify:  Simplify z into z
* [misc]taylor:  Taking taylor expansion of y in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ z 1) into z
* [misc]taylor:  Taking taylor expansion of z in z
* [misc]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 y) (+ (* (/ 1 y) (/ 0 y)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 y) 0) (* 0 z)) into 0
* [misc]taylor:  Taking taylor expansion of 0 in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* z (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [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 y) (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 y) 0) (+ (* 0 0) (* 0 z))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* z (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [misc]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 y) (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)) (* 0 (/ 0 y)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 y) 0) (+ (* 0 0) (+ (* 0 0) (* 0 z)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (* 1 (* z (* (/ 1 y) x))) into (/ (* z x) y)
* [misc]approximate:  Taking taylor expansion of (* (/ (/ 1 x) (/ 1 y)) (/ 1 z)) in (x y z) around 0
* [misc]taylor:  Taking taylor expansion of (* (/ (/ 1 x) (/ 1 y)) (/ 1 z)) in z
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 x) (/ 1 y)) in z
* [misc]taylor:  Taking taylor expansion of (/ 1 x) in z
* [misc]taylor:  Taking taylor expansion of x in z
* [misc]backup-simplify:  Simplify x into x
* [misc]backup-simplify:  Simplify (/ 1 x) into (/ 1 x)
* [misc]taylor:  Taking taylor expansion of (/ 1 y) in z
* [misc]taylor:  Taking taylor expansion of y in z
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (/ 1 y) into (/ 1 y)
* [misc]backup-simplify:  Simplify (/ (/ 1 x) (/ 1 y)) into (/ y x)
* [misc]taylor:  Taking taylor expansion of (/ 1 z) in z
* [misc]taylor:  Taking taylor expansion of z in z
* [misc]backup-simplify:  Simplify 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 x) (/ 1 y)) (/ 1 z)) in y
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 x) (/ 1 y)) in y
* [misc]taylor:  Taking taylor expansion of (/ 1 x) in y
* [misc]taylor:  Taking taylor expansion of x in y
* [misc]backup-simplify:  Simplify x into x
* [misc]backup-simplify:  Simplify (/ 1 x) into (/ 1 x)
* [misc]taylor:  Taking taylor expansion of (/ 1 y) in y
* [misc]taylor:  Taking taylor expansion of y in y
* [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 x) 1) into (/ 1 x)
* [misc]taylor:  Taking taylor expansion of (/ 1 z) in y
* [misc]taylor:  Taking taylor expansion of z in y
* [misc]backup-simplify:  Simplify z into z
* [misc]backup-simplify:  Simplify (/ 1 z) into (/ 1 z)
* [misc]taylor:  Taking taylor expansion of (* (/ (/ 1 x) (/ 1 y)) (/ 1 z)) in x
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 x) (/ 1 y)) in x
* [misc]taylor:  Taking taylor expansion of (/ 1 x) in x
* [misc]taylor:  Taking taylor expansion of x in x
* [misc]backup-simplify:  Simplify 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 y) in x
* [misc]taylor:  Taking taylor expansion of y in x
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (/ 1 y) into (/ 1 y)
* [misc]backup-simplify:  Simplify (/ 1 (/ 1 y)) into y
* [misc]taylor:  Taking taylor expansion of (/ 1 z) in x
* [misc]taylor:  Taking taylor expansion of z in x
* [misc]backup-simplify:  Simplify z into z
* [misc]backup-simplify:  Simplify (/ 1 z) into (/ 1 z)
* [misc]taylor:  Taking taylor expansion of (* (/ (/ 1 x) (/ 1 y)) (/ 1 z)) in x
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 x) (/ 1 y)) in x
* [misc]taylor:  Taking taylor expansion of (/ 1 x) in x
* [misc]taylor:  Taking taylor expansion of x in x
* [misc]backup-simplify:  Simplify 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 y) in x
* [misc]taylor:  Taking taylor expansion of y in x
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (/ 1 y) into (/ 1 y)
* [misc]backup-simplify:  Simplify (/ 1 (/ 1 y)) into y
* [misc]taylor:  Taking taylor expansion of (/ 1 z) in x
* [misc]taylor:  Taking taylor expansion of z in x
* [misc]backup-simplify:  Simplify z into z
* [misc]backup-simplify:  Simplify (/ 1 z) into (/ 1 z)
* [misc]backup-simplify:  Simplify (* y (/ 1 z)) into (/ y z)
* [misc]taylor:  Taking taylor expansion of (/ y z) in y
* [misc]taylor:  Taking taylor expansion of y in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of z in y
* [misc]backup-simplify:  Simplify z into z
* [misc]backup-simplify:  Simplify (/ 1 z) into (/ 1 z)
* [misc]taylor:  Taking taylor expansion of (/ 1 z) in z
* [misc]taylor:  Taking taylor expansion of z in z
* [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 z) (/ 0 z)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 y) (/ 0 y)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (/ 1 y)) (+ (* y (/ 0 (/ 1 y))))) into 0
* [misc]backup-simplify:  Simplify (+ (* y 0) (* 0 (/ 1 z))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 z) (+ (* (/ 1 z) (/ 0 z)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [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 (- (+ (* (/ 1 z) (/ 0 z)) (* 0 (/ 0 z)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (/ 1 y)) (+ (* y (/ 0 (/ 1 y))) (* 0 (/ 0 (/ 1 y))))) into 0
* [misc]backup-simplify:  Simplify (+ (* y 0) (+ (* 0 0) (* 0 (/ 1 z)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 z) (+ (* (/ 1 z) (/ 0 z)) (* 0 (/ 0 z)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [misc]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 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 z) (/ 0 z)) (* 0 (/ 0 z)) (* 0 (/ 0 z)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)) (* 0 (/ 0 y)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (/ 1 y)) (+ (* y (/ 0 (/ 1 y))) (* 0 (/ 0 (/ 1 y))) (* 0 (/ 0 (/ 1 y))))) into 0
* [misc]backup-simplify:  Simplify (+ (* y 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 z))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 z) (+ (* (/ 1 z) (/ 0 z)) (* 0 (/ 0 z)) (* 0 (/ 0 z)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [misc]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 z)) (* (/ 1 y) (/ 1 (/ 1 x))))) into (/ (* z x) y)
* [misc]approximate:  Taking taylor expansion of (* (/ (/ 1 (- x)) (/ 1 (- y))) (/ 1 (- z))) in (x y z) around 0
* [misc]taylor:  Taking taylor expansion of (* (/ (/ 1 (- x)) (/ 1 (- y))) (/ 1 (- z))) in z
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 (- x)) (/ 1 (- y))) in z
* [misc]taylor:  Taking taylor expansion of (/ 1 (- x)) in z
* [misc]taylor:  Taking taylor expansion of (- x) in z
* [misc]taylor:  Taking taylor expansion of x in z
* [misc]backup-simplify:  Simplify x into x
* [misc]backup-simplify:  Simplify (- x) into (- x)
* [misc]backup-simplify:  Simplify (- x) into (- x)
* [misc]backup-simplify:  Simplify (/ 1 (- x)) into (/ -1 x)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- y)) in z
* [misc]taylor:  Taking taylor expansion of (- y) in z
* [misc]taylor:  Taking taylor expansion of y in z
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (/ 1 (- y)) into (/ -1 y)
* [misc]backup-simplify:  Simplify (/ (/ -1 x) (/ -1 y)) into (/ y x)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- z)) in z
* [misc]taylor:  Taking taylor expansion of (- z) in z
* [misc]taylor:  Taking taylor expansion of z in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 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 (- x)) (/ 1 (- y))) (/ 1 (- z))) in y
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 (- x)) (/ 1 (- y))) in y
* [misc]taylor:  Taking taylor expansion of (/ 1 (- x)) in y
* [misc]taylor:  Taking taylor expansion of (- x) in y
* [misc]taylor:  Taking taylor expansion of x in y
* [misc]backup-simplify:  Simplify x into x
* [misc]backup-simplify:  Simplify (- x) into (- x)
* [misc]backup-simplify:  Simplify (- x) into (- x)
* [misc]backup-simplify:  Simplify (/ 1 (- x)) into (/ -1 x)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- y)) in y
* [misc]taylor:  Taking taylor expansion of (- y) in y
* [misc]taylor:  Taking taylor expansion of y in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 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 x) -1) into (/ 1 x)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- z)) in y
* [misc]taylor:  Taking taylor expansion of (- z) in y
* [misc]taylor:  Taking taylor expansion of z in y
* [misc]backup-simplify:  Simplify z into z
* [misc]backup-simplify:  Simplify (- z) into (- z)
* [misc]backup-simplify:  Simplify (- z) into (- z)
* [misc]backup-simplify:  Simplify (/ 1 (- z)) into (/ -1 z)
* [misc]taylor:  Taking taylor expansion of (* (/ (/ 1 (- x)) (/ 1 (- y))) (/ 1 (- z))) in x
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 (- x)) (/ 1 (- y))) in x
* [misc]taylor:  Taking taylor expansion of (/ 1 (- x)) in x
* [misc]taylor:  Taking taylor expansion of (- x) in x
* [misc]taylor:  Taking taylor expansion of x in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 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 (- y)) in x
* [misc]taylor:  Taking taylor expansion of (- y) in x
* [misc]taylor:  Taking taylor expansion of y in x
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (/ 1 (- y)) into (/ -1 y)
* [misc]backup-simplify:  Simplify (/ -1 (/ -1 y)) into y
* [misc]taylor:  Taking taylor expansion of (/ 1 (- z)) in x
* [misc]taylor:  Taking taylor expansion of (- z) in x
* [misc]taylor:  Taking taylor expansion of z in x
* [misc]backup-simplify:  Simplify z into z
* [misc]backup-simplify:  Simplify (- z) into (- z)
* [misc]backup-simplify:  Simplify (- z) into (- z)
* [misc]backup-simplify:  Simplify (/ 1 (- z)) into (/ -1 z)
* [misc]taylor:  Taking taylor expansion of (* (/ (/ 1 (- x)) (/ 1 (- y))) (/ 1 (- z))) in x
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 (- x)) (/ 1 (- y))) in x
* [misc]taylor:  Taking taylor expansion of (/ 1 (- x)) in x
* [misc]taylor:  Taking taylor expansion of (- x) in x
* [misc]taylor:  Taking taylor expansion of x in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 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 (- y)) in x
* [misc]taylor:  Taking taylor expansion of (- y) in x
* [misc]taylor:  Taking taylor expansion of y in x
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (/ 1 (- y)) into (/ -1 y)
* [misc]backup-simplify:  Simplify (/ -1 (/ -1 y)) into y
* [misc]taylor:  Taking taylor expansion of (/ 1 (- z)) in x
* [misc]taylor:  Taking taylor expansion of (- z) in x
* [misc]taylor:  Taking taylor expansion of z in x
* [misc]backup-simplify:  Simplify z into z
* [misc]backup-simplify:  Simplify (- z) into (- z)
* [misc]backup-simplify:  Simplify (- z) into (- z)
* [misc]backup-simplify:  Simplify (/ 1 (- z)) into (/ -1 z)
* [misc]backup-simplify:  Simplify (* y (/ -1 z)) into (* -1 (/ y z))
* [misc]taylor:  Taking taylor expansion of (* -1 (/ y z)) in y
* [misc]taylor:  Taking taylor expansion of -1 in y
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]taylor:  Taking taylor expansion of (/ y z) in y
* [misc]taylor:  Taking taylor expansion of y in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of z in y
* [misc]backup-simplify:  Simplify z into z
* [misc]backup-simplify:  Simplify (/ 1 z) into (/ 1 z)
* [misc]backup-simplify:  Simplify (* -1 (/ 1 z)) into (/ -1 z)
* [misc]taylor:  Taking taylor expansion of (/ -1 z) in z
* [misc]taylor:  Taking taylor expansion of -1 in z
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]taylor:  Taking taylor expansion of z in z
* [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 (- 0) into 0
* [misc]backup-simplify:  Simplify (- z) into (- z)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 z) (/ 0 (- z))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 y) (/ 0 (- y))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (/ -1 y)) (+ (* y (/ 0 (/ -1 y))))) into 0
* [misc]backup-simplify:  Simplify (+ (* y 0) (* 0 (/ -1 z))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 z) (+ (* (/ 1 z) (/ 0 z)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (* 0 (/ 1 z))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- z) into (- z)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- z) into (- z)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 z) (/ 0 (- z))) (* 0 (/ 0 (- z))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 y) (/ 0 (- y))) (* 0 (/ 0 (- y))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (/ -1 y)) (+ (* y (/ 0 (/ -1 y))) (* 0 (/ 0 (/ -1 y))))) into 0
* [misc]backup-simplify:  Simplify (+ (* y 0) (+ (* 0 0) (* 0 (/ -1 z)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 z) (+ (* (/ 1 z) (/ 0 z)) (* 0 (/ 0 z)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (* 0 (/ 1 z)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [misc]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 1) (+ (* -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 (- z) into (- z)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- z) into (- z)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- z) into (- z)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 z) (/ 0 (- z))) (* 0 (/ 0 (- z))) (* 0 (/ 0 (- z))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 y) (/ 0 (- y))) (* 0 (/ 0 (- y))) (* 0 (/ 0 (- y))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (/ -1 y)) (+ (* y (/ 0 (/ -1 y))) (* 0 (/ 0 (/ -1 y))) (* 0 (/ 0 (/ -1 y))))) into 0
* [misc]backup-simplify:  Simplify (+ (* y 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ -1 z))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 z) (+ (* (/ 1 z) (/ 0 z)) (* 0 (/ 0 z)) (* 0 (/ 0 z)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 z))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [misc]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 (- z))) (* (/ 1 (- y)) (/ 1 (/ 1 (- x)))))) into (/ (* z x) y)
* * * * [misc]progress:  [ 2 / 3 ] generating series at (2 1)
* [misc]approximate:  Taking taylor expansion of (+ (- (/ 4 y) (* (/ x y) z)) (/ x y)) in (y x z) around 0
* [misc]taylor:  Taking taylor expansion of (+ (- (/ 4 y) (* (/ x y) z)) (/ x y)) in z
* [misc]taylor:  Taking taylor expansion of (- (/ 4 y) (* (/ x y) z)) in z
* [misc]taylor:  Taking taylor expansion of (/ 4 y) in z
* [misc]taylor:  Taking taylor expansion of 4 in z
* [misc]backup-simplify:  Simplify 4 into 4
* [misc]taylor:  Taking taylor expansion of y in z
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (/ 4 y) into (/ 4 y)
* [misc]taylor:  Taking taylor expansion of (* (/ x y) z) in z
* [misc]taylor:  Taking taylor expansion of (/ x y) in z
* [misc]taylor:  Taking taylor expansion of x in z
* [misc]backup-simplify:  Simplify x into x
* [misc]taylor:  Taking taylor expansion of y in z
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (/ x y) into (/ x y)
* [misc]taylor:  Taking taylor expansion of z in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (/ x y) in z
* [misc]taylor:  Taking taylor expansion of x in z
* [misc]backup-simplify:  Simplify x into x
* [misc]taylor:  Taking taylor expansion of y in z
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (/ x y) into (/ x y)
* [misc]taylor:  Taking taylor expansion of (+ (- (/ 4 y) (* (/ x y) z)) (/ x y)) in x
* [misc]taylor:  Taking taylor expansion of (- (/ 4 y) (* (/ x y) z)) in x
* [misc]taylor:  Taking taylor expansion of (/ 4 y) in x
* [misc]taylor:  Taking taylor expansion of 4 in x
* [misc]backup-simplify:  Simplify 4 into 4
* [misc]taylor:  Taking taylor expansion of y in x
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (/ 4 y) into (/ 4 y)
* [misc]taylor:  Taking taylor expansion of (* (/ x y) z) in x
* [misc]taylor:  Taking taylor expansion of (/ x y) in x
* [misc]taylor:  Taking taylor expansion of x in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of y in x
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (/ 1 y) into (/ 1 y)
* [misc]taylor:  Taking taylor expansion of z in x
* [misc]backup-simplify:  Simplify z into z
* [misc]taylor:  Taking taylor expansion of (/ x y) in x
* [misc]taylor:  Taking taylor expansion of x in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of y in x
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (/ 1 y) into (/ 1 y)
* [misc]taylor:  Taking taylor expansion of (+ (- (/ 4 y) (* (/ x y) z)) (/ x y)) in y
* [misc]taylor:  Taking taylor expansion of (- (/ 4 y) (* (/ x y) z)) in y
* [misc]taylor:  Taking taylor expansion of (/ 4 y) in y
* [misc]taylor:  Taking taylor expansion of 4 in y
* [misc]backup-simplify:  Simplify 4 into 4
* [misc]taylor:  Taking taylor expansion of y in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 4 1) into 4
* [misc]taylor:  Taking taylor expansion of (* (/ x y) z) in y
* [misc]taylor:  Taking taylor expansion of (/ x y) in y
* [misc]taylor:  Taking taylor expansion of x in y
* [misc]backup-simplify:  Simplify x into x
* [misc]taylor:  Taking taylor expansion of y in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ x 1) into x
* [misc]taylor:  Taking taylor expansion of z in y
* [misc]backup-simplify:  Simplify z into z
* [misc]taylor:  Taking taylor expansion of (/ x y) in y
* [misc]taylor:  Taking taylor expansion of x in y
* [misc]backup-simplify:  Simplify x into x
* [misc]taylor:  Taking taylor expansion of y in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ x 1) into x
* [misc]taylor:  Taking taylor expansion of (+ (- (/ 4 y) (* (/ x y) z)) (/ x y)) in y
* [misc]taylor:  Taking taylor expansion of (- (/ 4 y) (* (/ x y) z)) in y
* [misc]taylor:  Taking taylor expansion of (/ 4 y) in y
* [misc]taylor:  Taking taylor expansion of 4 in y
* [misc]backup-simplify:  Simplify 4 into 4
* [misc]taylor:  Taking taylor expansion of y in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 4 1) into 4
* [misc]taylor:  Taking taylor expansion of (* (/ x y) z) in y
* [misc]taylor:  Taking taylor expansion of (/ x y) in y
* [misc]taylor:  Taking taylor expansion of x in y
* [misc]backup-simplify:  Simplify x into x
* [misc]taylor:  Taking taylor expansion of y in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ x 1) into x
* [misc]taylor:  Taking taylor expansion of z in y
* [misc]backup-simplify:  Simplify z into z
* [misc]taylor:  Taking taylor expansion of (/ x y) in y
* [misc]taylor:  Taking taylor expansion of x in y
* [misc]backup-simplify:  Simplify x into x
* [misc]taylor:  Taking taylor expansion of y in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ x 1) into x
* [misc]backup-simplify:  Simplify (* x z) into (* z x)
* [misc]backup-simplify:  Simplify (- (* z x)) into (- (* z x))
* [misc]backup-simplify:  Simplify (+ 4 (- (* z x))) into (- 4 (* z x))
* [misc]backup-simplify:  Simplify (+ (- 4 (* z x)) x) into (- (+ 4 x) (* z x))
* [misc]taylor:  Taking taylor expansion of (- (+ 4 x) (* z x)) in x
* [misc]taylor:  Taking taylor expansion of (+ 4 x) in x
* [misc]taylor:  Taking taylor expansion of 4 in x
* [misc]backup-simplify:  Simplify 4 into 4
* [misc]taylor:  Taking taylor expansion of x in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (* z x) in x
* [misc]taylor:  Taking taylor expansion of z in x
* [misc]backup-simplify:  Simplify z into z
* [misc]taylor:  Taking taylor expansion of x in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (+ 4 0) into 4
* [misc]backup-simplify:  Simplify (* z 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 4 0) into 4
* [misc]taylor:  Taking taylor expansion of 4 in z
* [misc]backup-simplify:  Simplify 4 into 4
* [misc]backup-simplify:  Simplify 4 into 4
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* 4 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* x (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* x 0) (* 0 z)) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* x (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (+ (* z 1) (* 0 0)) into z
* [misc]backup-simplify:  Simplify (- z) into (- z)
* [misc]backup-simplify:  Simplify (+ 1 (- z)) into (- 1 z)
* [misc]taylor:  Taking taylor expansion of (- 1 z) in z
* [misc]taylor:  Taking taylor expansion of 1 in z
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of z in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* 4 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* x (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* x 0) (+ (* 0 0) (* 0 z))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* x (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* z 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [misc]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 -1) into -1
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify (+ (* -1 (* z (* x (/ 1 y)))) (+ (* 1 (* 1 (* x (/ 1 y)))) (* 4 (* 1 (* 1 (/ 1 y)))))) into (- (+ (* 4 (/ 1 y)) (/ x y)) (/ (* z x) y))
* [misc]approximate:  Taking taylor expansion of (+ (- (/ 4 (/ 1 y)) (* (/ (/ 1 x) (/ 1 y)) (/ 1 z))) (/ (/ 1 x) (/ 1 y))) in (y x z) around 0
* [misc]taylor:  Taking taylor expansion of (+ (- (/ 4 (/ 1 y)) (* (/ (/ 1 x) (/ 1 y)) (/ 1 z))) (/ (/ 1 x) (/ 1 y))) in z
* [misc]taylor:  Taking taylor expansion of (- (/ 4 (/ 1 y)) (* (/ (/ 1 x) (/ 1 y)) (/ 1 z))) in z
* [misc]taylor:  Taking taylor expansion of (/ 4 (/ 1 y)) in z
* [misc]taylor:  Taking taylor expansion of 4 in z
* [misc]backup-simplify:  Simplify 4 into 4
* [misc]taylor:  Taking taylor expansion of (/ 1 y) in z
* [misc]taylor:  Taking taylor expansion of y in z
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (/ 1 y) into (/ 1 y)
* [misc]backup-simplify:  Simplify (/ 4 (/ 1 y)) into (* 4 y)
* [misc]taylor:  Taking taylor expansion of (* (/ (/ 1 x) (/ 1 y)) (/ 1 z)) in z
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 x) (/ 1 y)) in z
* [misc]taylor:  Taking taylor expansion of (/ 1 x) in z
* [misc]taylor:  Taking taylor expansion of x in z
* [misc]backup-simplify:  Simplify x into x
* [misc]backup-simplify:  Simplify (/ 1 x) into (/ 1 x)
* [misc]taylor:  Taking taylor expansion of (/ 1 y) in z
* [misc]taylor:  Taking taylor expansion of y in z
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (/ 1 y) into (/ 1 y)
* [misc]backup-simplify:  Simplify (/ (/ 1 x) (/ 1 y)) into (/ y x)
* [misc]taylor:  Taking taylor expansion of (/ 1 z) in z
* [misc]taylor:  Taking taylor expansion of z in z
* [misc]backup-simplify:  Simplify 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 x) (/ 1 y)) in z
* [misc]taylor:  Taking taylor expansion of (/ 1 x) in z
* [misc]taylor:  Taking taylor expansion of x in z
* [misc]backup-simplify:  Simplify x into x
* [misc]backup-simplify:  Simplify (/ 1 x) into (/ 1 x)
* [misc]taylor:  Taking taylor expansion of (/ 1 y) in z
* [misc]taylor:  Taking taylor expansion of y in z
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (/ 1 y) into (/ 1 y)
* [misc]backup-simplify:  Simplify (/ (/ 1 x) (/ 1 y)) into (/ y x)
* [misc]taylor:  Taking taylor expansion of (+ (- (/ 4 (/ 1 y)) (* (/ (/ 1 x) (/ 1 y)) (/ 1 z))) (/ (/ 1 x) (/ 1 y))) in x
* [misc]taylor:  Taking taylor expansion of (- (/ 4 (/ 1 y)) (* (/ (/ 1 x) (/ 1 y)) (/ 1 z))) in x
* [misc]taylor:  Taking taylor expansion of (/ 4 (/ 1 y)) in x
* [misc]taylor:  Taking taylor expansion of 4 in x
* [misc]backup-simplify:  Simplify 4 into 4
* [misc]taylor:  Taking taylor expansion of (/ 1 y) in x
* [misc]taylor:  Taking taylor expansion of y in x
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (/ 1 y) into (/ 1 y)
* [misc]backup-simplify:  Simplify (/ 4 (/ 1 y)) into (* 4 y)
* [misc]taylor:  Taking taylor expansion of (* (/ (/ 1 x) (/ 1 y)) (/ 1 z)) in x
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 x) (/ 1 y)) in x
* [misc]taylor:  Taking taylor expansion of (/ 1 x) in x
* [misc]taylor:  Taking taylor expansion of x in x
* [misc]backup-simplify:  Simplify 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 y) in x
* [misc]taylor:  Taking taylor expansion of y in x
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (/ 1 y) into (/ 1 y)
* [misc]backup-simplify:  Simplify (/ 1 (/ 1 y)) into y
* [misc]taylor:  Taking taylor expansion of (/ 1 z) in x
* [misc]taylor:  Taking taylor expansion of z in x
* [misc]backup-simplify:  Simplify z into z
* [misc]backup-simplify:  Simplify (/ 1 z) into (/ 1 z)
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 x) (/ 1 y)) in x
* [misc]taylor:  Taking taylor expansion of (/ 1 x) in x
* [misc]taylor:  Taking taylor expansion of x in x
* [misc]backup-simplify:  Simplify 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 y) in x
* [misc]taylor:  Taking taylor expansion of y in x
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (/ 1 y) into (/ 1 y)
* [misc]backup-simplify:  Simplify (/ 1 (/ 1 y)) into y
* [misc]taylor:  Taking taylor expansion of (+ (- (/ 4 (/ 1 y)) (* (/ (/ 1 x) (/ 1 y)) (/ 1 z))) (/ (/ 1 x) (/ 1 y))) in y
* [misc]taylor:  Taking taylor expansion of (- (/ 4 (/ 1 y)) (* (/ (/ 1 x) (/ 1 y)) (/ 1 z))) in y
* [misc]taylor:  Taking taylor expansion of (/ 4 (/ 1 y)) in y
* [misc]taylor:  Taking taylor expansion of 4 in y
* [misc]backup-simplify:  Simplify 4 into 4
* [misc]taylor:  Taking taylor expansion of (/ 1 y) in y
* [misc]taylor:  Taking taylor expansion of y in y
* [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 (/ 4 1) into 4
* [misc]taylor:  Taking taylor expansion of (* (/ (/ 1 x) (/ 1 y)) (/ 1 z)) in y
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 x) (/ 1 y)) in y
* [misc]taylor:  Taking taylor expansion of (/ 1 x) in y
* [misc]taylor:  Taking taylor expansion of x in y
* [misc]backup-simplify:  Simplify x into x
* [misc]backup-simplify:  Simplify (/ 1 x) into (/ 1 x)
* [misc]taylor:  Taking taylor expansion of (/ 1 y) in y
* [misc]taylor:  Taking taylor expansion of y in y
* [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 x) 1) into (/ 1 x)
* [misc]taylor:  Taking taylor expansion of (/ 1 z) in y
* [misc]taylor:  Taking taylor expansion of z in y
* [misc]backup-simplify:  Simplify z into z
* [misc]backup-simplify:  Simplify (/ 1 z) into (/ 1 z)
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 x) (/ 1 y)) in y
* [misc]taylor:  Taking taylor expansion of (/ 1 x) in y
* [misc]taylor:  Taking taylor expansion of x in y
* [misc]backup-simplify:  Simplify x into x
* [misc]backup-simplify:  Simplify (/ 1 x) into (/ 1 x)
* [misc]taylor:  Taking taylor expansion of (/ 1 y) in y
* [misc]taylor:  Taking taylor expansion of y in y
* [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 x) 1) into (/ 1 x)
* [misc]taylor:  Taking taylor expansion of (+ (- (/ 4 (/ 1 y)) (* (/ (/ 1 x) (/ 1 y)) (/ 1 z))) (/ (/ 1 x) (/ 1 y))) in y
* [misc]taylor:  Taking taylor expansion of (- (/ 4 (/ 1 y)) (* (/ (/ 1 x) (/ 1 y)) (/ 1 z))) in y
* [misc]taylor:  Taking taylor expansion of (/ 4 (/ 1 y)) in y
* [misc]taylor:  Taking taylor expansion of 4 in y
* [misc]backup-simplify:  Simplify 4 into 4
* [misc]taylor:  Taking taylor expansion of (/ 1 y) in y
* [misc]taylor:  Taking taylor expansion of y in y
* [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 (/ 4 1) into 4
* [misc]taylor:  Taking taylor expansion of (* (/ (/ 1 x) (/ 1 y)) (/ 1 z)) in y
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 x) (/ 1 y)) in y
* [misc]taylor:  Taking taylor expansion of (/ 1 x) in y
* [misc]taylor:  Taking taylor expansion of x in y
* [misc]backup-simplify:  Simplify x into x
* [misc]backup-simplify:  Simplify (/ 1 x) into (/ 1 x)
* [misc]taylor:  Taking taylor expansion of (/ 1 y) in y
* [misc]taylor:  Taking taylor expansion of y in y
* [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 x) 1) into (/ 1 x)
* [misc]taylor:  Taking taylor expansion of (/ 1 z) in y
* [misc]taylor:  Taking taylor expansion of z in y
* [misc]backup-simplify:  Simplify z into z
* [misc]backup-simplify:  Simplify (/ 1 z) into (/ 1 z)
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 x) (/ 1 y)) in y
* [misc]taylor:  Taking taylor expansion of (/ 1 x) in y
* [misc]taylor:  Taking taylor expansion of x in y
* [misc]backup-simplify:  Simplify x into x
* [misc]backup-simplify:  Simplify (/ 1 x) into (/ 1 x)
* [misc]taylor:  Taking taylor expansion of (/ 1 y) in y
* [misc]taylor:  Taking taylor expansion of y in y
* [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 x) 1) into (/ 1 x)
* [misc]backup-simplify:  Simplify (* (/ 1 x) (/ 1 z)) into (/ 1 (* z x))
* [misc]backup-simplify:  Simplify (- (/ 1 (* z x))) into (- (/ 1 (* z x)))
* [misc]backup-simplify:  Simplify (+ 4 (- (/ 1 (* z x)))) into (- 4 (/ 1 (* z x)))
* [misc]backup-simplify:  Simplify (+ (- 4 (/ 1 (* z x))) (/ 1 x)) into (- (+ 4 (/ 1 x)) (/ 1 (* z x)))
* [misc]taylor:  Taking taylor expansion of (- (+ 4 (/ 1 x)) (/ 1 (* z x))) in x
* [misc]taylor:  Taking taylor expansion of (+ 4 (/ 1 x)) in x
* [misc]taylor:  Taking taylor expansion of 4 in x
* [misc]backup-simplify:  Simplify 4 into 4
* [misc]taylor:  Taking taylor expansion of (/ 1 x) in x
* [misc]taylor:  Taking taylor expansion of x in x
* [misc]backup-simplify:  Simplify 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 (* z x)) in x
* [misc]taylor:  Taking taylor expansion of (* z x) in x
* [misc]taylor:  Taking taylor expansion of z in x
* [misc]backup-simplify:  Simplify z into z
* [misc]taylor:  Taking taylor expansion of x in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* z 0) into 0
* [misc]backup-simplify:  Simplify (+ (* z 1) (* 0 0)) into z
* [misc]backup-simplify:  Simplify (/ 1 z) into (/ 1 z)
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (- (/ 1 z)) into (- (/ 1 z))
* [misc]backup-simplify:  Simplify (+ 1 (- (/ 1 z))) into (- 1 (/ 1 z))
* [misc]taylor:  Taking taylor expansion of (- 1 (/ 1 z)) in z
* [misc]taylor:  Taking taylor expansion of 1 in z
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 z) in z
* [misc]taylor:  Taking taylor expansion of z in z
* [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 (+ 0 -1) into -1
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* 4 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 z) (/ 0 z)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 x) (/ 0 x)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* (/ 1 x) (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 x) 0) (* 0 (/ 1 z))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 x) (/ 0 x)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* (/ 1 x) (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 4 0) into 4
* [misc]backup-simplify:  Simplify (+ (* z 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 z) (/ 0 z)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 4 0) into 4
* [misc]taylor:  Taking taylor expansion of 4 in z
* [misc]backup-simplify:  Simplify 4 into 4
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* 4 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 z) (/ 0 z)) (* 0 (/ 0 z)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 x) (/ 0 x)) (* 0 (/ 0 x)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* (/ 1 x) (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 x) 0) (+ (* 0 0) (* 0 (/ 1 z)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 x) (/ 0 x)) (* 0 (/ 0 x)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* (/ 1 x) (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* z 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 z) (/ 0 z)) (* 0 (/ 0 z)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 4 into 4
* [misc]backup-simplify:  Simplify (+ (* 4 (* 1 (* 1 (/ 1 y)))) (+ (* 1 (* 1 (* (/ 1 (/ 1 x)) (/ 1 y)))) (* -1 (* (/ 1 (/ 1 z)) (* (/ 1 (/ 1 x)) (/ 1 y)))))) into (- (+ (* 4 (/ 1 y)) (/ x y)) (/ (* z x) y))
* [misc]approximate:  Taking taylor expansion of (+ (- (/ 4 (/ 1 (- y))) (* (/ (/ 1 (- x)) (/ 1 (- y))) (/ 1 (- z)))) (/ (/ 1 (- x)) (/ 1 (- y)))) in (y x z) around 0
* [misc]taylor:  Taking taylor expansion of (+ (- (/ 4 (/ 1 (- y))) (* (/ (/ 1 (- x)) (/ 1 (- y))) (/ 1 (- z)))) (/ (/ 1 (- x)) (/ 1 (- y)))) in z
* [misc]taylor:  Taking taylor expansion of (- (/ 4 (/ 1 (- y))) (* (/ (/ 1 (- x)) (/ 1 (- y))) (/ 1 (- z)))) in z
* [misc]taylor:  Taking taylor expansion of (/ 4 (/ 1 (- y))) in z
* [misc]taylor:  Taking taylor expansion of 4 in z
* [misc]backup-simplify:  Simplify 4 into 4
* [misc]taylor:  Taking taylor expansion of (/ 1 (- y)) in z
* [misc]taylor:  Taking taylor expansion of (- y) in z
* [misc]taylor:  Taking taylor expansion of y in z
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (/ 1 (- y)) into (/ -1 y)
* [misc]backup-simplify:  Simplify (/ 4 (/ -1 y)) into (* -4 y)
* [misc]taylor:  Taking taylor expansion of (* (/ (/ 1 (- x)) (/ 1 (- y))) (/ 1 (- z))) in z
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 (- x)) (/ 1 (- y))) in z
* [misc]taylor:  Taking taylor expansion of (/ 1 (- x)) in z
* [misc]taylor:  Taking taylor expansion of (- x) in z
* [misc]taylor:  Taking taylor expansion of x in z
* [misc]backup-simplify:  Simplify x into x
* [misc]backup-simplify:  Simplify (- x) into (- x)
* [misc]backup-simplify:  Simplify (- x) into (- x)
* [misc]backup-simplify:  Simplify (/ 1 (- x)) into (/ -1 x)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- y)) in z
* [misc]taylor:  Taking taylor expansion of (- y) in z
* [misc]taylor:  Taking taylor expansion of y in z
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (/ 1 (- y)) into (/ -1 y)
* [misc]backup-simplify:  Simplify (/ (/ -1 x) (/ -1 y)) into (/ y x)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- z)) in z
* [misc]taylor:  Taking taylor expansion of (- z) in z
* [misc]taylor:  Taking taylor expansion of z in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 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 (- x)) (/ 1 (- y))) in z
* [misc]taylor:  Taking taylor expansion of (/ 1 (- x)) in z
* [misc]taylor:  Taking taylor expansion of (- x) in z
* [misc]taylor:  Taking taylor expansion of x in z
* [misc]backup-simplify:  Simplify x into x
* [misc]backup-simplify:  Simplify (- x) into (- x)
* [misc]backup-simplify:  Simplify (- x) into (- x)
* [misc]backup-simplify:  Simplify (/ 1 (- x)) into (/ -1 x)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- y)) in z
* [misc]taylor:  Taking taylor expansion of (- y) in z
* [misc]taylor:  Taking taylor expansion of y in z
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (/ 1 (- y)) into (/ -1 y)
* [misc]backup-simplify:  Simplify (/ (/ -1 x) (/ -1 y)) into (/ y x)
* [misc]taylor:  Taking taylor expansion of (+ (- (/ 4 (/ 1 (- y))) (* (/ (/ 1 (- x)) (/ 1 (- y))) (/ 1 (- z)))) (/ (/ 1 (- x)) (/ 1 (- y)))) in x
* [misc]taylor:  Taking taylor expansion of (- (/ 4 (/ 1 (- y))) (* (/ (/ 1 (- x)) (/ 1 (- y))) (/ 1 (- z)))) in x
* [misc]taylor:  Taking taylor expansion of (/ 4 (/ 1 (- y))) in x
* [misc]taylor:  Taking taylor expansion of 4 in x
* [misc]backup-simplify:  Simplify 4 into 4
* [misc]taylor:  Taking taylor expansion of (/ 1 (- y)) in x
* [misc]taylor:  Taking taylor expansion of (- y) in x
* [misc]taylor:  Taking taylor expansion of y in x
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (/ 1 (- y)) into (/ -1 y)
* [misc]backup-simplify:  Simplify (/ 4 (/ -1 y)) into (* -4 y)
* [misc]taylor:  Taking taylor expansion of (* (/ (/ 1 (- x)) (/ 1 (- y))) (/ 1 (- z))) in x
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 (- x)) (/ 1 (- y))) in x
* [misc]taylor:  Taking taylor expansion of (/ 1 (- x)) in x
* [misc]taylor:  Taking taylor expansion of (- x) in x
* [misc]taylor:  Taking taylor expansion of x in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 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 (- y)) in x
* [misc]taylor:  Taking taylor expansion of (- y) in x
* [misc]taylor:  Taking taylor expansion of y in x
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (/ 1 (- y)) into (/ -1 y)
* [misc]backup-simplify:  Simplify (/ -1 (/ -1 y)) into y
* [misc]taylor:  Taking taylor expansion of (/ 1 (- z)) in x
* [misc]taylor:  Taking taylor expansion of (- z) in x
* [misc]taylor:  Taking taylor expansion of z in x
* [misc]backup-simplify:  Simplify z into z
* [misc]backup-simplify:  Simplify (- z) into (- z)
* [misc]backup-simplify:  Simplify (- z) into (- z)
* [misc]backup-simplify:  Simplify (/ 1 (- z)) into (/ -1 z)
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 (- x)) (/ 1 (- y))) in x
* [misc]taylor:  Taking taylor expansion of (/ 1 (- x)) in x
* [misc]taylor:  Taking taylor expansion of (- x) in x
* [misc]taylor:  Taking taylor expansion of x in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 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 (- y)) in x
* [misc]taylor:  Taking taylor expansion of (- y) in x
* [misc]taylor:  Taking taylor expansion of y in x
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (/ 1 (- y)) into (/ -1 y)
* [misc]backup-simplify:  Simplify (/ -1 (/ -1 y)) into y
* [misc]taylor:  Taking taylor expansion of (+ (- (/ 4 (/ 1 (- y))) (* (/ (/ 1 (- x)) (/ 1 (- y))) (/ 1 (- z)))) (/ (/ 1 (- x)) (/ 1 (- y)))) in y
* [misc]taylor:  Taking taylor expansion of (- (/ 4 (/ 1 (- y))) (* (/ (/ 1 (- x)) (/ 1 (- y))) (/ 1 (- z)))) in y
* [misc]taylor:  Taking taylor expansion of (/ 4 (/ 1 (- y))) in y
* [misc]taylor:  Taking taylor expansion of 4 in y
* [misc]backup-simplify:  Simplify 4 into 4
* [misc]taylor:  Taking taylor expansion of (/ 1 (- y)) in y
* [misc]taylor:  Taking taylor expansion of (- y) in y
* [misc]taylor:  Taking taylor expansion of y in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 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 (/ 4 -1) into -4
* [misc]taylor:  Taking taylor expansion of (* (/ (/ 1 (- x)) (/ 1 (- y))) (/ 1 (- z))) in y
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 (- x)) (/ 1 (- y))) in y
* [misc]taylor:  Taking taylor expansion of (/ 1 (- x)) in y
* [misc]taylor:  Taking taylor expansion of (- x) in y
* [misc]taylor:  Taking taylor expansion of x in y
* [misc]backup-simplify:  Simplify x into x
* [misc]backup-simplify:  Simplify (- x) into (- x)
* [misc]backup-simplify:  Simplify (- x) into (- x)
* [misc]backup-simplify:  Simplify (/ 1 (- x)) into (/ -1 x)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- y)) in y
* [misc]taylor:  Taking taylor expansion of (- y) in y
* [misc]taylor:  Taking taylor expansion of y in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 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 x) -1) into (/ 1 x)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- z)) in y
* [misc]taylor:  Taking taylor expansion of (- z) in y
* [misc]taylor:  Taking taylor expansion of z in y
* [misc]backup-simplify:  Simplify z into z
* [misc]backup-simplify:  Simplify (- z) into (- z)
* [misc]backup-simplify:  Simplify (- z) into (- z)
* [misc]backup-simplify:  Simplify (/ 1 (- z)) into (/ -1 z)
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 (- x)) (/ 1 (- y))) in y
* [misc]taylor:  Taking taylor expansion of (/ 1 (- x)) in y
* [misc]taylor:  Taking taylor expansion of (- x) in y
* [misc]taylor:  Taking taylor expansion of x in y
* [misc]backup-simplify:  Simplify x into x
* [misc]backup-simplify:  Simplify (- x) into (- x)
* [misc]backup-simplify:  Simplify (- x) into (- x)
* [misc]backup-simplify:  Simplify (/ 1 (- x)) into (/ -1 x)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- y)) in y
* [misc]taylor:  Taking taylor expansion of (- y) in y
* [misc]taylor:  Taking taylor expansion of y in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 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 x) -1) into (/ 1 x)
* [misc]taylor:  Taking taylor expansion of (+ (- (/ 4 (/ 1 (- y))) (* (/ (/ 1 (- x)) (/ 1 (- y))) (/ 1 (- z)))) (/ (/ 1 (- x)) (/ 1 (- y)))) in y
* [misc]taylor:  Taking taylor expansion of (- (/ 4 (/ 1 (- y))) (* (/ (/ 1 (- x)) (/ 1 (- y))) (/ 1 (- z)))) in y
* [misc]taylor:  Taking taylor expansion of (/ 4 (/ 1 (- y))) in y
* [misc]taylor:  Taking taylor expansion of 4 in y
* [misc]backup-simplify:  Simplify 4 into 4
* [misc]taylor:  Taking taylor expansion of (/ 1 (- y)) in y
* [misc]taylor:  Taking taylor expansion of (- y) in y
* [misc]taylor:  Taking taylor expansion of y in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 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 (/ 4 -1) into -4
* [misc]taylor:  Taking taylor expansion of (* (/ (/ 1 (- x)) (/ 1 (- y))) (/ 1 (- z))) in y
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 (- x)) (/ 1 (- y))) in y
* [misc]taylor:  Taking taylor expansion of (/ 1 (- x)) in y
* [misc]taylor:  Taking taylor expansion of (- x) in y
* [misc]taylor:  Taking taylor expansion of x in y
* [misc]backup-simplify:  Simplify x into x
* [misc]backup-simplify:  Simplify (- x) into (- x)
* [misc]backup-simplify:  Simplify (- x) into (- x)
* [misc]backup-simplify:  Simplify (/ 1 (- x)) into (/ -1 x)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- y)) in y
* [misc]taylor:  Taking taylor expansion of (- y) in y
* [misc]taylor:  Taking taylor expansion of y in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 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 x) -1) into (/ 1 x)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- z)) in y
* [misc]taylor:  Taking taylor expansion of (- z) in y
* [misc]taylor:  Taking taylor expansion of z in y
* [misc]backup-simplify:  Simplify z into z
* [misc]backup-simplify:  Simplify (- z) into (- z)
* [misc]backup-simplify:  Simplify (- z) into (- z)
* [misc]backup-simplify:  Simplify (/ 1 (- z)) into (/ -1 z)
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 (- x)) (/ 1 (- y))) in y
* [misc]taylor:  Taking taylor expansion of (/ 1 (- x)) in y
* [misc]taylor:  Taking taylor expansion of (- x) in y
* [misc]taylor:  Taking taylor expansion of x in y
* [misc]backup-simplify:  Simplify x into x
* [misc]backup-simplify:  Simplify (- x) into (- x)
* [misc]backup-simplify:  Simplify (- x) into (- x)
* [misc]backup-simplify:  Simplify (/ 1 (- x)) into (/ -1 x)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- y)) in y
* [misc]taylor:  Taking taylor expansion of (- y) in y
* [misc]taylor:  Taking taylor expansion of y in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 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 x) -1) into (/ 1 x)
* [misc]backup-simplify:  Simplify (* (/ 1 x) (/ -1 z)) into (/ -1 (* z x))
* [misc]backup-simplify:  Simplify (- (/ -1 (* z x))) into (/ 1 (* z x))
* [misc]backup-simplify:  Simplify (+ -4 (/ 1 (* z x))) into (- (/ 1 (* z x)) 4)
* [misc]backup-simplify:  Simplify (+ (- (/ 1 (* z x)) 4) (/ 1 x)) into (- (+ (/ 1 x) (/ 1 (* z x))) 4)
* [misc]taylor:  Taking taylor expansion of (- (+ (/ 1 x) (/ 1 (* z x))) 4) in x
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 x) (/ 1 (* z x))) in x
* [misc]taylor:  Taking taylor expansion of (/ 1 x) in x
* [misc]taylor:  Taking taylor expansion of x in x
* [misc]backup-simplify:  Simplify 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 (* z x)) in x
* [misc]taylor:  Taking taylor expansion of (* z x) in x
* [misc]taylor:  Taking taylor expansion of z in x
* [misc]backup-simplify:  Simplify z into z
* [misc]taylor:  Taking taylor expansion of x in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* z 0) into 0
* [misc]backup-simplify:  Simplify (+ (* z 1) (* 0 0)) into z
* [misc]backup-simplify:  Simplify (/ 1 z) into (/ 1 z)
* [misc]taylor:  Taking taylor expansion of 4 in x
* [misc]backup-simplify:  Simplify 4 into 4
* [misc]backup-simplify:  Simplify (+ 1 (/ 1 z)) into (+ 1 (/ 1 z))
* [misc]backup-simplify:  Simplify (+ (+ 1 (/ 1 z)) 0) into (+ 1 (/ 1 z))
* [misc]taylor:  Taking taylor expansion of (+ 1 (/ 1 z)) in z
* [misc]taylor:  Taking taylor expansion of 1 in z
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 z) in z
* [misc]taylor:  Taking taylor expansion of z in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (+ 0 1) 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 (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 -1) (+ (* -4 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- z) into (- z)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 z) (/ 0 (- z))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- x) into (- x)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 x) (/ 0 (- x))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 -1) (+ (* (/ 1 x) (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 x) 0) (* 0 (/ -1 z))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- x) into (- x)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 x) (/ 0 (- x))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 -1) (+ (* (/ 1 x) (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* z 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 z) (/ 0 z)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 4) into -4
* [misc]backup-simplify:  Simplify (+ 0 -4) into -4
* [misc]taylor:  Taking taylor expansion of -4 in z
* [misc]backup-simplify:  Simplify -4 into -4
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 1 0) 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 (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 -1) (+ (* -4 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- z) into (- z)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- z) into (- z)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 z) (/ 0 (- z))) (* 0 (/ 0 (- z))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- x) into (- x)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- x) into (- x)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 x) (/ 0 (- x))) (* 0 (/ 0 (- x))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 -1) (+ (* (/ 1 x) (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 x) 0) (+ (* 0 0) (* 0 (/ -1 z)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- x) into (- x)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- x) into (- x)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 x) (/ 0 (- x))) (* 0 (/ 0 (- x))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 -1) (+ (* (/ 1 x) (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* z 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 z) (/ 0 z)) (* 0 (/ 0 z)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify -4 into -4
* [misc]backup-simplify:  Simplify (+ (* -4 (* 1 (* 1 (/ 1 (- y))))) (+ (* 1 (* 1 (* (/ 1 (/ 1 (- x))) (/ 1 (- y))))) (* 1 (* (/ 1 (/ 1 (- z))) (* (/ 1 (/ 1 (- x))) (/ 1 (- y))))))) into (- (+ (* 4 (/ 1 y)) (/ x y)) (/ (* z x) y))
* * * * [misc]progress:  [ 3 / 3 ] generating series at (2 1 1)
* [misc]approximate:  Taking taylor expansion of (- (/ 4 y) (* (/ x y) z)) in (y x z) around 0
* [misc]taylor:  Taking taylor expansion of (- (/ 4 y) (* (/ x y) z)) in z
* [misc]taylor:  Taking taylor expansion of (/ 4 y) in z
* [misc]taylor:  Taking taylor expansion of 4 in z
* [misc]backup-simplify:  Simplify 4 into 4
* [misc]taylor:  Taking taylor expansion of y in z
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (/ 4 y) into (/ 4 y)
* [misc]taylor:  Taking taylor expansion of (* (/ x y) z) in z
* [misc]taylor:  Taking taylor expansion of (/ x y) in z
* [misc]taylor:  Taking taylor expansion of x in z
* [misc]backup-simplify:  Simplify x into x
* [misc]taylor:  Taking taylor expansion of y in z
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (/ x y) into (/ x y)
* [misc]taylor:  Taking taylor expansion of z in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (- (/ 4 y) (* (/ x y) z)) in x
* [misc]taylor:  Taking taylor expansion of (/ 4 y) in x
* [misc]taylor:  Taking taylor expansion of 4 in x
* [misc]backup-simplify:  Simplify 4 into 4
* [misc]taylor:  Taking taylor expansion of y in x
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (/ 4 y) into (/ 4 y)
* [misc]taylor:  Taking taylor expansion of (* (/ x y) z) in x
* [misc]taylor:  Taking taylor expansion of (/ x y) in x
* [misc]taylor:  Taking taylor expansion of x in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of y in x
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (/ 1 y) into (/ 1 y)
* [misc]taylor:  Taking taylor expansion of z in x
* [misc]backup-simplify:  Simplify z into z
* [misc]taylor:  Taking taylor expansion of (- (/ 4 y) (* (/ x y) z)) in y
* [misc]taylor:  Taking taylor expansion of (/ 4 y) in y
* [misc]taylor:  Taking taylor expansion of 4 in y
* [misc]backup-simplify:  Simplify 4 into 4
* [misc]taylor:  Taking taylor expansion of y in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 4 1) into 4
* [misc]taylor:  Taking taylor expansion of (* (/ x y) z) in y
* [misc]taylor:  Taking taylor expansion of (/ x y) in y
* [misc]taylor:  Taking taylor expansion of x in y
* [misc]backup-simplify:  Simplify x into x
* [misc]taylor:  Taking taylor expansion of y in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ x 1) into x
* [misc]taylor:  Taking taylor expansion of z in y
* [misc]backup-simplify:  Simplify z into z
* [misc]taylor:  Taking taylor expansion of (- (/ 4 y) (* (/ x y) z)) in y
* [misc]taylor:  Taking taylor expansion of (/ 4 y) in y
* [misc]taylor:  Taking taylor expansion of 4 in y
* [misc]backup-simplify:  Simplify 4 into 4
* [misc]taylor:  Taking taylor expansion of y in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 4 1) into 4
* [misc]taylor:  Taking taylor expansion of (* (/ x y) z) in y
* [misc]taylor:  Taking taylor expansion of (/ x y) in y
* [misc]taylor:  Taking taylor expansion of x in y
* [misc]backup-simplify:  Simplify x into x
* [misc]taylor:  Taking taylor expansion of y in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ x 1) into x
* [misc]taylor:  Taking taylor expansion of z in y
* [misc]backup-simplify:  Simplify z into z
* [misc]backup-simplify:  Simplify (* x z) into (* z x)
* [misc]backup-simplify:  Simplify (- (* z x)) into (- (* z x))
* [misc]backup-simplify:  Simplify (+ 4 (- (* z x))) into (- 4 (* z x))
* [misc]taylor:  Taking taylor expansion of (- 4 (* z x)) in x
* [misc]taylor:  Taking taylor expansion of 4 in x
* [misc]backup-simplify:  Simplify 4 into 4
* [misc]taylor:  Taking taylor expansion of (* z x) in x
* [misc]taylor:  Taking taylor expansion of z in x
* [misc]backup-simplify:  Simplify z into z
* [misc]taylor:  Taking taylor expansion of x in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* z 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 4 0) into 4
* [misc]taylor:  Taking taylor expansion of 4 in z
* [misc]backup-simplify:  Simplify 4 into 4
* [misc]backup-simplify:  Simplify 4 into 4
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* 4 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* x (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* x 0) (* 0 z)) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* z 1) (* 0 0)) into z
* [misc]backup-simplify:  Simplify (- z) into (- z)
* [misc]backup-simplify:  Simplify (+ 0 (- z)) into (- z)
* [misc]taylor:  Taking taylor expansion of (- z) in z
* [misc]taylor:  Taking taylor expansion of z in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* 4 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* x (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* x 0) (+ (* 0 0) (* 0 z))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* z 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (* 4 (* 1 (* 1 (/ 1 y)))) into (/ 4 y)
* [misc]approximate:  Taking taylor expansion of (- (/ 4 (/ 1 y)) (* (/ (/ 1 x) (/ 1 y)) (/ 1 z))) in (y x z) around 0
* [misc]taylor:  Taking taylor expansion of (- (/ 4 (/ 1 y)) (* (/ (/ 1 x) (/ 1 y)) (/ 1 z))) in z
* [misc]taylor:  Taking taylor expansion of (/ 4 (/ 1 y)) in z
* [misc]taylor:  Taking taylor expansion of 4 in z
* [misc]backup-simplify:  Simplify 4 into 4
* [misc]taylor:  Taking taylor expansion of (/ 1 y) in z
* [misc]taylor:  Taking taylor expansion of y in z
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (/ 1 y) into (/ 1 y)
* [misc]backup-simplify:  Simplify (/ 4 (/ 1 y)) into (* 4 y)
* [misc]taylor:  Taking taylor expansion of (* (/ (/ 1 x) (/ 1 y)) (/ 1 z)) in z
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 x) (/ 1 y)) in z
* [misc]taylor:  Taking taylor expansion of (/ 1 x) in z
* [misc]taylor:  Taking taylor expansion of x in z
* [misc]backup-simplify:  Simplify x into x
* [misc]backup-simplify:  Simplify (/ 1 x) into (/ 1 x)
* [misc]taylor:  Taking taylor expansion of (/ 1 y) in z
* [misc]taylor:  Taking taylor expansion of y in z
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (/ 1 y) into (/ 1 y)
* [misc]backup-simplify:  Simplify (/ (/ 1 x) (/ 1 y)) into (/ y x)
* [misc]taylor:  Taking taylor expansion of (/ 1 z) in z
* [misc]taylor:  Taking taylor expansion of z in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (- (/ 4 (/ 1 y)) (* (/ (/ 1 x) (/ 1 y)) (/ 1 z))) in x
* [misc]taylor:  Taking taylor expansion of (/ 4 (/ 1 y)) in x
* [misc]taylor:  Taking taylor expansion of 4 in x
* [misc]backup-simplify:  Simplify 4 into 4
* [misc]taylor:  Taking taylor expansion of (/ 1 y) in x
* [misc]taylor:  Taking taylor expansion of y in x
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (/ 1 y) into (/ 1 y)
* [misc]backup-simplify:  Simplify (/ 4 (/ 1 y)) into (* 4 y)
* [misc]taylor:  Taking taylor expansion of (* (/ (/ 1 x) (/ 1 y)) (/ 1 z)) in x
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 x) (/ 1 y)) in x
* [misc]taylor:  Taking taylor expansion of (/ 1 x) in x
* [misc]taylor:  Taking taylor expansion of x in x
* [misc]backup-simplify:  Simplify 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 y) in x
* [misc]taylor:  Taking taylor expansion of y in x
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (/ 1 y) into (/ 1 y)
* [misc]backup-simplify:  Simplify (/ 1 (/ 1 y)) into y
* [misc]taylor:  Taking taylor expansion of (/ 1 z) in x
* [misc]taylor:  Taking taylor expansion of z in x
* [misc]backup-simplify:  Simplify z into z
* [misc]backup-simplify:  Simplify (/ 1 z) into (/ 1 z)
* [misc]taylor:  Taking taylor expansion of (- (/ 4 (/ 1 y)) (* (/ (/ 1 x) (/ 1 y)) (/ 1 z))) in y
* [misc]taylor:  Taking taylor expansion of (/ 4 (/ 1 y)) in y
* [misc]taylor:  Taking taylor expansion of 4 in y
* [misc]backup-simplify:  Simplify 4 into 4
* [misc]taylor:  Taking taylor expansion of (/ 1 y) in y
* [misc]taylor:  Taking taylor expansion of y in y
* [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 (/ 4 1) into 4
* [misc]taylor:  Taking taylor expansion of (* (/ (/ 1 x) (/ 1 y)) (/ 1 z)) in y
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 x) (/ 1 y)) in y
* [misc]taylor:  Taking taylor expansion of (/ 1 x) in y
* [misc]taylor:  Taking taylor expansion of x in y
* [misc]backup-simplify:  Simplify x into x
* [misc]backup-simplify:  Simplify (/ 1 x) into (/ 1 x)
* [misc]taylor:  Taking taylor expansion of (/ 1 y) in y
* [misc]taylor:  Taking taylor expansion of y in y
* [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 x) 1) into (/ 1 x)
* [misc]taylor:  Taking taylor expansion of (/ 1 z) in y
* [misc]taylor:  Taking taylor expansion of z in y
* [misc]backup-simplify:  Simplify z into z
* [misc]backup-simplify:  Simplify (/ 1 z) into (/ 1 z)
* [misc]taylor:  Taking taylor expansion of (- (/ 4 (/ 1 y)) (* (/ (/ 1 x) (/ 1 y)) (/ 1 z))) in y
* [misc]taylor:  Taking taylor expansion of (/ 4 (/ 1 y)) in y
* [misc]taylor:  Taking taylor expansion of 4 in y
* [misc]backup-simplify:  Simplify 4 into 4
* [misc]taylor:  Taking taylor expansion of (/ 1 y) in y
* [misc]taylor:  Taking taylor expansion of y in y
* [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 (/ 4 1) into 4
* [misc]taylor:  Taking taylor expansion of (* (/ (/ 1 x) (/ 1 y)) (/ 1 z)) in y
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 x) (/ 1 y)) in y
* [misc]taylor:  Taking taylor expansion of (/ 1 x) in y
* [misc]taylor:  Taking taylor expansion of x in y
* [misc]backup-simplify:  Simplify x into x
* [misc]backup-simplify:  Simplify (/ 1 x) into (/ 1 x)
* [misc]taylor:  Taking taylor expansion of (/ 1 y) in y
* [misc]taylor:  Taking taylor expansion of y in y
* [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 x) 1) into (/ 1 x)
* [misc]taylor:  Taking taylor expansion of (/ 1 z) in y
* [misc]taylor:  Taking taylor expansion of z in y
* [misc]backup-simplify:  Simplify z into z
* [misc]backup-simplify:  Simplify (/ 1 z) into (/ 1 z)
* [misc]backup-simplify:  Simplify (* (/ 1 x) (/ 1 z)) into (/ 1 (* z x))
* [misc]backup-simplify:  Simplify (- (/ 1 (* z x))) into (- (/ 1 (* z x)))
* [misc]backup-simplify:  Simplify (+ 4 (- (/ 1 (* z x)))) into (- 4 (/ 1 (* z x)))
* [misc]taylor:  Taking taylor expansion of (- 4 (/ 1 (* z x))) in x
* [misc]taylor:  Taking taylor expansion of 4 in x
* [misc]backup-simplify:  Simplify 4 into 4
* [misc]taylor:  Taking taylor expansion of (/ 1 (* z x)) in x
* [misc]taylor:  Taking taylor expansion of (* z x) in x
* [misc]taylor:  Taking taylor expansion of z in x
* [misc]backup-simplify:  Simplify z into z
* [misc]taylor:  Taking taylor expansion of x in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* z 0) into 0
* [misc]backup-simplify:  Simplify (+ (* z 1) (* 0 0)) into z
* [misc]backup-simplify:  Simplify (/ 1 z) into (/ 1 z)
* [misc]backup-simplify:  Simplify (- (/ 1 z)) into (- (/ 1 z))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 z))) into (- (/ 1 z))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 z)) in z
* [misc]taylor:  Taking taylor expansion of (/ 1 z) in z
* [misc]taylor:  Taking taylor expansion of z in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* 4 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 z) (/ 0 z)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 x) (/ 0 x)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* (/ 1 x) (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 x) 0) (* 0 (/ 1 z))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* z 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 z) (/ 0 z)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 4 0) into 4
* [misc]taylor:  Taking taylor expansion of 4 in z
* [misc]backup-simplify:  Simplify 4 into 4
* [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 (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* 4 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 z) (/ 0 z)) (* 0 (/ 0 z)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 x) (/ 0 x)) (* 0 (/ 0 x)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* (/ 1 x) (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 x) 0) (+ (* 0 0) (* 0 (/ 1 z)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* z 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 z) (/ 0 z)) (* 0 (/ 0 z)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 4 into 4
* [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 (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* 4 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 z) (/ 0 z)) (* 0 (/ 0 z)) (* 0 (/ 0 z)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 x) (/ 0 x)) (* 0 (/ 0 x)) (* 0 (/ 0 x)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* (/ 1 x) (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 x) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 z))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* z 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 z) (/ 0 z)) (* 0 (/ 0 z)) (* 0 (/ 0 z)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [misc]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 (/ 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 (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* 4 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 z) (/ 0 z)) (* 0 (/ 0 z)) (* 0 (/ 0 z)) (* 0 (/ 0 z)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 x) (/ 0 x)) (* 0 (/ 0 x)) (* 0 (/ 0 x)) (* 0 (/ 0 x)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* (/ 1 x) (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 x) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 z)))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* z 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 z) (/ 0 z)) (* 0 (/ 0 z)) (* 0 (/ 0 z)) (* 0 (/ 0 z)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 4 (* 1 (* 1 (/ 1 y)))) (* -1 (* (/ 1 (/ 1 z)) (* (/ 1 (/ 1 x)) (/ 1 y))))) into (- (* 4 (/ 1 y)) (/ (* z x) y))
* [misc]approximate:  Taking taylor expansion of (- (/ 4 (/ 1 (- y))) (* (/ (/ 1 (- x)) (/ 1 (- y))) (/ 1 (- z)))) in (y x z) around 0
* [misc]taylor:  Taking taylor expansion of (- (/ 4 (/ 1 (- y))) (* (/ (/ 1 (- x)) (/ 1 (- y))) (/ 1 (- z)))) in z
* [misc]taylor:  Taking taylor expansion of (/ 4 (/ 1 (- y))) in z
* [misc]taylor:  Taking taylor expansion of 4 in z
* [misc]backup-simplify:  Simplify 4 into 4
* [misc]taylor:  Taking taylor expansion of (/ 1 (- y)) in z
* [misc]taylor:  Taking taylor expansion of (- y) in z
* [misc]taylor:  Taking taylor expansion of y in z
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (/ 1 (- y)) into (/ -1 y)
* [misc]backup-simplify:  Simplify (/ 4 (/ -1 y)) into (* -4 y)
* [misc]taylor:  Taking taylor expansion of (* (/ (/ 1 (- x)) (/ 1 (- y))) (/ 1 (- z))) in z
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 (- x)) (/ 1 (- y))) in z
* [misc]taylor:  Taking taylor expansion of (/ 1 (- x)) in z
* [misc]taylor:  Taking taylor expansion of (- x) in z
* [misc]taylor:  Taking taylor expansion of x in z
* [misc]backup-simplify:  Simplify x into x
* [misc]backup-simplify:  Simplify (- x) into (- x)
* [misc]backup-simplify:  Simplify (- x) into (- x)
* [misc]backup-simplify:  Simplify (/ 1 (- x)) into (/ -1 x)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- y)) in z
* [misc]taylor:  Taking taylor expansion of (- y) in z
* [misc]taylor:  Taking taylor expansion of y in z
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (/ 1 (- y)) into (/ -1 y)
* [misc]backup-simplify:  Simplify (/ (/ -1 x) (/ -1 y)) into (/ y x)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- z)) in z
* [misc]taylor:  Taking taylor expansion of (- z) in z
* [misc]taylor:  Taking taylor expansion of z in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (- (/ 4 (/ 1 (- y))) (* (/ (/ 1 (- x)) (/ 1 (- y))) (/ 1 (- z)))) in x
* [misc]taylor:  Taking taylor expansion of (/ 4 (/ 1 (- y))) in x
* [misc]taylor:  Taking taylor expansion of 4 in x
* [misc]backup-simplify:  Simplify 4 into 4
* [misc]taylor:  Taking taylor expansion of (/ 1 (- y)) in x
* [misc]taylor:  Taking taylor expansion of (- y) in x
* [misc]taylor:  Taking taylor expansion of y in x
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (/ 1 (- y)) into (/ -1 y)
* [misc]backup-simplify:  Simplify (/ 4 (/ -1 y)) into (* -4 y)
* [misc]taylor:  Taking taylor expansion of (* (/ (/ 1 (- x)) (/ 1 (- y))) (/ 1 (- z))) in x
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 (- x)) (/ 1 (- y))) in x
* [misc]taylor:  Taking taylor expansion of (/ 1 (- x)) in x
* [misc]taylor:  Taking taylor expansion of (- x) in x
* [misc]taylor:  Taking taylor expansion of x in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 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 (- y)) in x
* [misc]taylor:  Taking taylor expansion of (- y) in x
* [misc]taylor:  Taking taylor expansion of y in x
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (/ 1 (- y)) into (/ -1 y)
* [misc]backup-simplify:  Simplify (/ -1 (/ -1 y)) into y
* [misc]taylor:  Taking taylor expansion of (/ 1 (- z)) in x
* [misc]taylor:  Taking taylor expansion of (- z) in x
* [misc]taylor:  Taking taylor expansion of z in x
* [misc]backup-simplify:  Simplify z into z
* [misc]backup-simplify:  Simplify (- z) into (- z)
* [misc]backup-simplify:  Simplify (- z) into (- z)
* [misc]backup-simplify:  Simplify (/ 1 (- z)) into (/ -1 z)
* [misc]taylor:  Taking taylor expansion of (- (/ 4 (/ 1 (- y))) (* (/ (/ 1 (- x)) (/ 1 (- y))) (/ 1 (- z)))) in y
* [misc]taylor:  Taking taylor expansion of (/ 4 (/ 1 (- y))) in y
* [misc]taylor:  Taking taylor expansion of 4 in y
* [misc]backup-simplify:  Simplify 4 into 4
* [misc]taylor:  Taking taylor expansion of (/ 1 (- y)) in y
* [misc]taylor:  Taking taylor expansion of (- y) in y
* [misc]taylor:  Taking taylor expansion of y in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 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 (/ 4 -1) into -4
* [misc]taylor:  Taking taylor expansion of (* (/ (/ 1 (- x)) (/ 1 (- y))) (/ 1 (- z))) in y
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 (- x)) (/ 1 (- y))) in y
* [misc]taylor:  Taking taylor expansion of (/ 1 (- x)) in y
* [misc]taylor:  Taking taylor expansion of (- x) in y
* [misc]taylor:  Taking taylor expansion of x in y
* [misc]backup-simplify:  Simplify x into x
* [misc]backup-simplify:  Simplify (- x) into (- x)
* [misc]backup-simplify:  Simplify (- x) into (- x)
* [misc]backup-simplify:  Simplify (/ 1 (- x)) into (/ -1 x)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- y)) in y
* [misc]taylor:  Taking taylor expansion of (- y) in y
* [misc]taylor:  Taking taylor expansion of y in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 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 x) -1) into (/ 1 x)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- z)) in y
* [misc]taylor:  Taking taylor expansion of (- z) in y
* [misc]taylor:  Taking taylor expansion of z in y
* [misc]backup-simplify:  Simplify z into z
* [misc]backup-simplify:  Simplify (- z) into (- z)
* [misc]backup-simplify:  Simplify (- z) into (- z)
* [misc]backup-simplify:  Simplify (/ 1 (- z)) into (/ -1 z)
* [misc]taylor:  Taking taylor expansion of (- (/ 4 (/ 1 (- y))) (* (/ (/ 1 (- x)) (/ 1 (- y))) (/ 1 (- z)))) in y
* [misc]taylor:  Taking taylor expansion of (/ 4 (/ 1 (- y))) in y
* [misc]taylor:  Taking taylor expansion of 4 in y
* [misc]backup-simplify:  Simplify 4 into 4
* [misc]taylor:  Taking taylor expansion of (/ 1 (- y)) in y
* [misc]taylor:  Taking taylor expansion of (- y) in y
* [misc]taylor:  Taking taylor expansion of y in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 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 (/ 4 -1) into -4
* [misc]taylor:  Taking taylor expansion of (* (/ (/ 1 (- x)) (/ 1 (- y))) (/ 1 (- z))) in y
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 (- x)) (/ 1 (- y))) in y
* [misc]taylor:  Taking taylor expansion of (/ 1 (- x)) in y
* [misc]taylor:  Taking taylor expansion of (- x) in y
* [misc]taylor:  Taking taylor expansion of x in y
* [misc]backup-simplify:  Simplify x into x
* [misc]backup-simplify:  Simplify (- x) into (- x)
* [misc]backup-simplify:  Simplify (- x) into (- x)
* [misc]backup-simplify:  Simplify (/ 1 (- x)) into (/ -1 x)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- y)) in y
* [misc]taylor:  Taking taylor expansion of (- y) in y
* [misc]taylor:  Taking taylor expansion of y in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 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 x) -1) into (/ 1 x)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- z)) in y
* [misc]taylor:  Taking taylor expansion of (- z) in y
* [misc]taylor:  Taking taylor expansion of z in y
* [misc]backup-simplify:  Simplify z into z
* [misc]backup-simplify:  Simplify (- z) into (- z)
* [misc]backup-simplify:  Simplify (- z) into (- z)
* [misc]backup-simplify:  Simplify (/ 1 (- z)) into (/ -1 z)
* [misc]backup-simplify:  Simplify (* (/ 1 x) (/ -1 z)) into (/ -1 (* z x))
* [misc]backup-simplify:  Simplify (- (/ -1 (* z x))) into (/ 1 (* z x))
* [misc]backup-simplify:  Simplify (+ -4 (/ 1 (* z x))) into (- (/ 1 (* z x)) 4)
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* z x)) 4) in x
* [misc]taylor:  Taking taylor expansion of (/ 1 (* z x)) in x
* [misc]taylor:  Taking taylor expansion of (* z x) in x
* [misc]taylor:  Taking taylor expansion of z in x
* [misc]backup-simplify:  Simplify z into z
* [misc]taylor:  Taking taylor expansion of x in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* z 0) into 0
* [misc]backup-simplify:  Simplify (+ (* z 1) (* 0 0)) into z
* [misc]backup-simplify:  Simplify (/ 1 z) into (/ 1 z)
* [misc]taylor:  Taking taylor expansion of 4 in x
* [misc]backup-simplify:  Simplify 4 into 4
* [misc]backup-simplify:  Simplify (+ (/ 1 z) 0) into (/ 1 z)
* [misc]taylor:  Taking taylor expansion of (/ 1 z) in z
* [misc]taylor:  Taking taylor expansion of z in z
* [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 (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 -1) (+ (* -4 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- z) into (- z)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 z) (/ 0 (- z))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- x) into (- x)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 x) (/ 0 (- x))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 -1) (+ (* (/ 1 x) (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 x) 0) (* 0 (/ -1 z))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* z 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 z) (/ 0 z)))) into 0
* [misc]backup-simplify:  Simplify (- 4) into -4
* [misc]backup-simplify:  Simplify (+ 0 -4) into -4
* [misc]taylor:  Taking taylor expansion of -4 in z
* [misc]backup-simplify:  Simplify -4 into -4
* [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 (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 -1) (+ (* -4 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- z) into (- z)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- z) into (- z)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 z) (/ 0 (- z))) (* 0 (/ 0 (- z))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- x) into (- x)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- x) into (- x)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 x) (/ 0 (- x))) (* 0 (/ 0 (- x))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 -1) (+ (* (/ 1 x) (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 x) 0) (+ (* 0 0) (* 0 (/ -1 z)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* z 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 z) (/ 0 z)) (* 0 (/ 0 z)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify -4 into -4
* [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 (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 -1) (+ (* -4 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- z) into (- z)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- z) into (- z)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- z) into (- z)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 z) (/ 0 (- z))) (* 0 (/ 0 (- z))) (* 0 (/ 0 (- z))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- x) into (- x)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- x) into (- x)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- x) into (- x)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 x) (/ 0 (- x))) (* 0 (/ 0 (- x))) (* 0 (/ 0 (- x))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 -1) (+ (* (/ 1 x) (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 x) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ -1 z))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* z 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 z) (/ 0 z)) (* 0 (/ 0 z)) (* 0 (/ 0 z)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [misc]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 (/ 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 (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 -1) (+ (* -4 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- z) into (- z)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- z) into (- z)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- z) into (- z)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- z) into (- z)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 z) (/ 0 (- z))) (* 0 (/ 0 (- z))) (* 0 (/ 0 (- z))) (* 0 (/ 0 (- z))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- x) into (- x)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- x) into (- x)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- x) into (- x)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- x) into (- x)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 x) (/ 0 (- x))) (* 0 (/ 0 (- x))) (* 0 (/ 0 (- x))) (* 0 (/ 0 (- x))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 -1) (+ (* (/ 1 x) (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 x) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ -1 z)))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* z 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 z) (/ 0 z)) (* 0 (/ 0 z)) (* 0 (/ 0 z)) (* 0 (/ 0 z)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* -4 (* 1 (* 1 (/ 1 (- y))))) (* 1 (* (/ 1 (/ 1 (- z))) (* (/ 1 (/ 1 (- x))) (/ 1 (- y)))))) into (- (* 4 (/ 1 y)) (/ (* z x) y))
* * * [misc]progress:  simplifying candidates
* * * * [misc]progress:  [ 1 / 56 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (+ (- (/ 4 y) (pow (* (/ x y) z) 1)) (/ x y))))>
* * * * [misc]progress:  [ 2 / 56 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (+ (- (/ 4 y) (exp (log (* (/ x y) z)))) (/ x y))))>
* [enter]simplify:  Simplifying (log (* (/ x y) z))
* * [misc]simplify:  iters left: 5 (6 enodes)
* * [misc]simplify:  iters left: 4 (12 enodes)
* * [misc]simplify:  iters left: 3 (22 enodes)
* * [misc]simplify:  iters left: 2 (31 enodes)
* * [misc]simplify:  iters left: 1 (41 enodes)
* [exit]simplify:  Simplified to (log (/ (* z x) y))
* [exit]simplify:  Simplified to (log (/ (* z x) y))
* * * * [misc]progress:  [ 3 / 56 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (+ (- (/ 4 y) (log (exp (* (/ x y) z)))) (/ x y))))>
* [enter]simplify:  Simplifying (exp (* (/ x y) z))
* * [misc]simplify:  iters left: 5 (6 enodes)
* * [misc]simplify:  iters left: 4 (11 enodes)
* * [misc]simplify:  iters left: 3 (15 enodes)
* [exit]simplify:  Simplified to (exp (/ x (/ y z)))
* [exit]simplify:  Simplified to (exp (/ x (/ y z)))
* * * * [misc]progress:  [ 4 / 56 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (+ (- (/ 4 y) (* (* (cbrt (* (/ x y) z)) (cbrt (* (/ x y) z))) (cbrt (* (/ x y) z)))) (/ x y))))>
* [enter]simplify:  Simplifying (* (cbrt (* (/ x y) z)) (cbrt (* (/ x y) z)))
* * [misc]simplify:  iters left: 6 (7 enodes)
* * [misc]simplify:  iters left: 5 (10 enodes)
* * [misc]simplify:  iters left: 4 (14 enodes)
* [exit]simplify:  Simplified to (* (cbrt (/ (* z x) y)) (cbrt (/ (* z x) y)))
* [exit]simplify:  Simplified to (* (cbrt (/ (* z x) y)) (cbrt (/ (* z x) y)))
* [enter]simplify:  Simplifying (cbrt (* (/ x y) z))
* * [misc]simplify:  iters left: 5 (6 enodes)
* * [misc]simplify:  iters left: 4 (9 enodes)
* * [misc]simplify:  iters left: 3 (13 enodes)
* [exit]simplify:  Simplified to (cbrt (* (/ x y) z))
* [exit]simplify:  Simplified to (cbrt (* (/ x y) z))
* * * * [misc]progress:  [ 5 / 56 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (+ (- (/ 4 y) (cbrt (* (* (* (/ x y) z) (* (/ x y) z)) (* (/ x y) z)))) (/ x y))))>
* [enter]simplify:  Simplifying (* (* (* (/ x y) z) (* (/ x y) z)) (* (/ x y) z))
* * [misc]simplify:  iters left: 6 (7 enodes)
* * [misc]simplify:  iters left: 5 (17 enodes)
* * [misc]simplify:  iters left: 4 (55 enodes)
* * [misc]simplify:  iters left: 3 (189 enodes)
* * [misc]simplify:  iters left: 2 (494 enodes)
* [exit]simplify:  Simplified to (pow (/ (* z x) y) 3)
* [exit]simplify:  Simplified to (pow (/ (* z x) y) 3)
* * * * [misc]progress:  [ 6 / 56 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (+ (- (/ 4 y) (* (sqrt (* (/ x y) z)) (sqrt (* (/ x y) z)))) (/ x y))))>
* [enter]simplify:  Simplifying (sqrt (* (/ x y) z))
* * [misc]simplify:  iters left: 5 (6 enodes)
* * [misc]simplify:  iters left: 4 (9 enodes)
* * [misc]simplify:  iters left: 3 (13 enodes)
* [exit]simplify:  Simplified to (sqrt (* (/ x y) z))
* [exit]simplify:  Simplified to (sqrt (* (/ x y) z))
* [enter]simplify:  Simplifying (sqrt (* (/ x y) z))
* * [misc]simplify:  iters left: 5 (6 enodes)
* * [misc]simplify:  iters left: 4 (9 enodes)
* * [misc]simplify:  iters left: 3 (13 enodes)
* [exit]simplify:  Simplified to (sqrt (* (/ x y) z))
* [exit]simplify:  Simplified to (sqrt (* (/ x y) z))
* * * * [misc]progress:  [ 7 / 56 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (+ (- (/ 4 y) (* 1 (* (/ x y) z))) (/ x y))))>
* * * * [misc]progress:  [ 8 / 56 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (+ (- (/ 4 y) (* (* (cbrt (/ x y)) (cbrt (/ x y))) (* (cbrt (/ x y)) z))) (/ x y))))>
* [enter]simplify:  Simplifying (* (cbrt (/ x y)) z)
* * [misc]simplify:  iters left: 5 (6 enodes)
* * [misc]simplify:  iters left: 4 (7 enodes)
* [exit]simplify:  Simplified to (* (cbrt (/ x y)) z)
* [exit]simplify:  Simplified to (* (cbrt (/ x y)) z)
* * * * [misc]progress:  [ 9 / 56 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (+ (- (/ 4 y) (* (sqrt (/ x y)) (* (sqrt (/ x y)) z))) (/ x y))))>
* [enter]simplify:  Simplifying (* (sqrt (/ x y)) z)
* * [misc]simplify:  iters left: 5 (6 enodes)
* * [misc]simplify:  iters left: 4 (7 enodes)
* [exit]simplify:  Simplified to (* (sqrt (/ x y)) z)
* [exit]simplify:  Simplified to (* (sqrt (/ x y)) z)
* * * * [misc]progress:  [ 10 / 56 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (+ (- (/ 4 y) (* 1 (* (/ x y) z))) (/ x y))))>
* [enter]simplify:  Simplifying (* (/ x y) z)
* * [misc]simplify:  iters left: 4 (5 enodes)
* * [misc]simplify:  iters left: 3 (8 enodes)
* * [misc]simplify:  iters left: 2 (12 enodes)
* [exit]simplify:  Simplified to (/ x (/ y z))
* [exit]simplify:  Simplified to (/ x (/ y z))
* * * * [misc]progress:  [ 11 / 56 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (+ (- (/ 4 y) (* x (* (/ 1 y) z))) (/ x y))))>
* [enter]simplify:  Simplifying (* (/ 1 y) z)
* * [misc]simplify:  iters left: 4 (5 enodes)
* * [misc]simplify:  iters left: 3 (10 enodes)
* * [misc]simplify:  iters left: 2 (12 enodes)
* [exit]simplify:  Simplified to (/ z y)
* [exit]simplify:  Simplified to (/ z y)
* * * * [misc]progress:  [ 12 / 56 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (+ (- (/ 4 y) (/ (* x z) y)) (/ x y))))>
* [enter]simplify:  Simplifying (* x z)
* * [misc]simplify:  iters left: 2 (3 enodes)
* * [misc]simplify:  iters left: 1 (4 enodes)
* [exit]simplify:  Simplified to (* z x)
* [exit]simplify:  Simplified to (* z x)
* * * * [misc]progress:  [ 13 / 56 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (+ (- (/ 4 y) (* z (/ x y))) (/ x y))))>
* * * * [misc]progress:  [ 14 / 56 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (log (* (/ (exp (/ 4 y)) (exp (* (/ x y) z))) (exp (/ x y))))))>
* [enter]simplify:  Simplifying (* (/ (exp (/ 4 y)) (exp (* (/ x y) z))) (exp (/ x y)))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (21 enodes)
* * [misc]simplify:  iters left: 4 (37 enodes)
* * [misc]simplify:  iters left: 3 (61 enodes)
* * [misc]simplify:  iters left: 2 (94 enodes)
* * [misc]simplify:  iters left: 1 (136 enodes)
* [exit]simplify:  Simplified to (exp (+ (/ 4 y) (/ (- 1 z) (/ y x))))
* [exit]simplify:  Simplified to (exp (+ (/ 4 y) (/ (- 1 z) (/ y x))))
* * * * [misc]progress:  [ 15 / 56 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (log (* (exp (- (/ 4 y) (* (/ x y) z))) (exp (/ x y))))))>
* [enter]simplify:  Simplifying (* (exp (- (/ 4 y) (* (/ x y) z))) (exp (/ x y)))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (22 enodes)
* * [misc]simplify:  iters left: 4 (50 enodes)
* * [misc]simplify:  iters left: 3 (90 enodes)
* * [misc]simplify:  iters left: 2 (139 enodes)
* * [misc]simplify:  iters left: 1 (226 enodes)
* [exit]simplify:  Simplified to (exp (+ (/ (- 1 z) (/ y x)) (/ 4 y)))
* [exit]simplify:  Simplified to (exp (+ (/ (- 1 z) (/ y x)) (/ 4 y)))
* * * * [misc]progress:  [ 16 / 56 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (pow (+ (- (/ 4 y) (* (/ x y) z)) (/ x y)) 1)))>
* * * * [misc]progress:  [ 17 / 56 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (exp (log (+ (- (/ 4 y) (* (/ x y) z)) (/ x y))))))>
* [enter]simplify:  Simplifying (log (+ (- (/ 4 y) (* (/ x y) z)) (/ x y)))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (18 enodes)
* * [misc]simplify:  iters left: 4 (39 enodes)
* * [misc]simplify:  iters left: 3 (57 enodes)
* * [misc]simplify:  iters left: 2 (88 enodes)
* * [misc]simplify:  iters left: 1 (133 enodes)
* [exit]simplify:  Simplified to (log (+ (/ 4 y) (/ (- 1 z) (/ y x))))
* [exit]simplify:  Simplified to (log (+ (/ 4 y) (/ (- 1 z) (/ y x))))
* * * * [misc]progress:  [ 18 / 56 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (log (exp (+ (- (/ 4 y) (* (/ x y) z)) (/ x y))))))>
* [enter]simplify:  Simplifying (exp (+ (- (/ 4 y) (* (/ x y) z)) (/ x y)))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (21 enodes)
* * [misc]simplify:  iters left: 4 (50 enodes)
* * [misc]simplify:  iters left: 3 (95 enodes)
* * [misc]simplify:  iters left: 2 (154 enodes)
* * [misc]simplify:  iters left: 1 (272 enodes)
* [exit]simplify:  Simplified to (exp (+ (/ 4 y) (* (- 1 z) (/ x y))))
* [exit]simplify:  Simplified to (exp (+ (/ 4 y) (* (- 1 z) (/ x y))))
* * * * [misc]progress:  [ 19 / 56 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (* (* (cbrt (+ (- (/ 4 y) (* (/ x y) z)) (/ x y))) (cbrt (+ (- (/ 4 y) (* (/ x y) z)) (/ x y)))) (cbrt (+ (- (/ 4 y) (* (/ x y) z)) (/ x y))))))>
* [enter]simplify:  Simplifying (* (cbrt (+ (- (/ 4 y) (* (/ x y) z)) (/ x y))) (cbrt (+ (- (/ 4 y) (* (/ x y) z)) (/ x y))))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (19 enodes)
* * [misc]simplify:  iters left: 4 (40 enodes)
* * [misc]simplify:  iters left: 3 (59 enodes)
* * [misc]simplify:  iters left: 2 (90 enodes)
* * [misc]simplify:  iters left: 1 (127 enodes)
* [exit]simplify:  Simplified to (* (cbrt (+ (/ 4 y) (* (- 1 z) (/ x y)))) (cbrt (+ (/ 4 y) (* (- 1 z) (/ x y)))))
* [exit]simplify:  Simplified to (* (cbrt (+ (/ 4 y) (* (- 1 z) (/ x y)))) (cbrt (+ (/ 4 y) (* (- 1 z) (/ x y)))))
* [enter]simplify:  Simplifying (cbrt (+ (- (/ 4 y) (* (/ x y) z)) (/ x y)))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (18 enodes)
* * [misc]simplify:  iters left: 4 (39 enodes)
* * [misc]simplify:  iters left: 3 (57 enodes)
* * [misc]simplify:  iters left: 2 (88 enodes)
* * [misc]simplify:  iters left: 1 (133 enodes)
* [exit]simplify:  Simplified to (cbrt (+ (/ 4 y) (/ (- 1 z) (/ y x))))
* [exit]simplify:  Simplified to (cbrt (+ (/ 4 y) (/ (- 1 z) (/ y x))))
* * * * [misc]progress:  [ 20 / 56 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (cbrt (* (* (+ (- (/ 4 y) (* (/ x y) z)) (/ x y)) (+ (- (/ 4 y) (* (/ x y) z)) (/ x y))) (+ (- (/ 4 y) (* (/ x y) z)) (/ x y))))))>
* [enter]simplify:  Simplifying (* (* (+ (- (/ 4 y) (* (/ x y) z)) (/ x y)) (+ (- (/ 4 y) (* (/ x y) z)) (/ x y))) (+ (- (/ 4 y) (* (/ x y) z)) (/ x y)))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (32 enodes)
* * [misc]simplify:  iters left: 4 (127 enodes)
* [exit]simplify:  Simplified to (pow (+ (+ (/ x y) (/ 4 y)) (* (- z) (/ x y))) 3)
* [exit]simplify:  Simplified to (pow (+ (+ (/ x y) (/ 4 y)) (* (- z) (/ x y))) 3)
* * * * [misc]progress:  [ 21 / 56 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (* (sqrt (+ (- (/ 4 y) (* (/ x y) z)) (/ x y))) (sqrt (+ (- (/ 4 y) (* (/ x y) z)) (/ x y))))))>
* [enter]simplify:  Simplifying (sqrt (+ (- (/ 4 y) (* (/ x y) z)) (/ x y)))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (18 enodes)
* * [misc]simplify:  iters left: 4 (39 enodes)
* * [misc]simplify:  iters left: 3 (57 enodes)
* * [misc]simplify:  iters left: 2 (88 enodes)
* * [misc]simplify:  iters left: 1 (133 enodes)
* [exit]simplify:  Simplified to (sqrt (+ (/ 4 y) (/ (- 1 z) (/ y x))))
* [exit]simplify:  Simplified to (sqrt (+ (/ 4 y) (/ (- 1 z) (/ y x))))
* [enter]simplify:  Simplifying (sqrt (+ (- (/ 4 y) (* (/ x y) z)) (/ x y)))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (18 enodes)
* * [misc]simplify:  iters left: 4 (39 enodes)
* * [misc]simplify:  iters left: 3 (57 enodes)
* * [misc]simplify:  iters left: 2 (88 enodes)
* * [misc]simplify:  iters left: 1 (133 enodes)
* [exit]simplify:  Simplified to (sqrt (+ (/ 4 y) (/ (- 1 z) (/ y x))))
* [exit]simplify:  Simplified to (sqrt (+ (/ 4 y) (/ (- 1 z) (/ y x))))
* * * * [misc]progress:  [ 22 / 56 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (/ (+ (* (- 4 (* x z)) y) (* y x)) (* y y))))>
* [enter]simplify:  Simplifying (+ (* (- 4 (* x z)) y) (* y x))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (15 enodes)
* * [misc]simplify:  iters left: 4 (32 enodes)
* * [misc]simplify:  iters left: 3 (72 enodes)
* * [misc]simplify:  iters left: 2 (124 enodes)
* * [misc]simplify:  iters left: 1 (173 enodes)
* [exit]simplify:  Simplified to (* y (- (+ x 4) (* z x)))
* [exit]simplify:  Simplified to (* y (- (+ x 4) (* z x)))
* [enter]simplify:  Simplifying (* y y)
* * [misc]simplify:  iters left: 2 (2 enodes)
* [exit]simplify:  Simplified to (* y y)
* [exit]simplify:  Simplified to (* y y)
* * * * [misc]progress:  [ 23 / 56 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (/ (+ (* (- (* 4 y) (* y (* x z))) y) (* (* y y) x)) (* (* y y) y))))>
* [enter]simplify:  Simplifying (+ (* (- (* 4 y) (* y (* x z))) y) (* (* y y) x))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (23 enodes)
* * [misc]simplify:  iters left: 4 (53 enodes)
* * [misc]simplify:  iters left: 3 (131 enodes)
* * [misc]simplify:  iters left: 2 (226 enodes)
* * [misc]simplify:  iters left: 1 (344 enodes)
* [exit]simplify:  Simplified to (* (- (+ 4 x) (* x z)) (* y y))
* [exit]simplify:  Simplified to (* (- (+ 4 x) (* x z)) (* y y))
* [enter]simplify:  Simplifying (* (* y y) y)
* * [misc]simplify:  iters left: 4 (3 enodes)
* * [misc]simplify:  iters left: 3 (4 enodes)
* * [misc]simplify:  iters left: 2 (6 enodes)
* [exit]simplify:  Simplified to (pow y 3)
* [exit]simplify:  Simplified to (pow y 3)
* * * * [misc]progress:  [ 24 / 56 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (/ (+ (* (- (pow (/ 4 y) 3) (pow (* (/ x y) z) 3)) y) (* (+ (* (/ 4 y) (/ 4 y)) (+ (* (* (/ x y) z) (* (/ x y) z)) (* (/ 4 y) (* (/ x y) z)))) x)) (* (+ (* (/ 4 y) (/ 4 y)) (+ (* (* (/ x y) z) (* (/ x y) z)) (* (/ 4 y) (* (/ x y) z)))) y))))>
* [enter]simplify:  Simplifying (+ (* (- (pow (/ 4 y) 3) (pow (* (/ x y) z) 3)) y) (* (+ (* (/ 4 y) (/ 4 y)) (+ (* (* (/ x y) z) (* (/ x y) z)) (* (/ 4 y) (* (/ x y) z)))) x))
* * [misc]simplify:  iters left: 6 (19 enodes)
* * [misc]simplify:  iters left: 5 (56 enodes)
* * [misc]simplify:  iters left: 4 (201 enodes)
* [exit]simplify:  Simplified to (+ (+ (* (* (/ 4 y) (/ 4 y)) x) (* (* x (/ x y)) (+ (* (/ x y) (* z z)) (/ (* z 4) y)))) (+ (* (* (/ 4 y) (/ 4 y)) (* (/ 4 y) y)) (* (* (* z (/ x y)) (* z (/ x y))) (* (* (- z) (/ x y)) y))))
* [exit]simplify:  Simplified to (+ (+ (* (* (/ 4 y) (/ 4 y)) x) (* (* x (/ x y)) (+ (* (/ x y) (* z z)) (/ (* z 4) y)))) (+ (* (* (/ 4 y) (/ 4 y)) (* (/ 4 y) y)) (* (* (* z (/ x y)) (* z (/ x y))) (* (* (- z) (/ x y)) y))))
* [enter]simplify:  Simplifying (* (+ (* (/ 4 y) (/ 4 y)) (+ (* (* (/ x y) z) (* (/ x y) z)) (* (/ 4 y) (* (/ x y) z)))) y)
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (36 enodes)
* * [misc]simplify:  iters left: 4 (121 enodes)
* * [misc]simplify:  iters left: 3 (323 enodes)
* [exit]simplify:  Simplified to (+ (* (* (/ 4 y) y) (/ 4 y)) (/ (* (/ x (/ y z)) (+ (* x z) 4)) (/ y y)))
* [exit]simplify:  Simplified to (+ (* (* (/ 4 y) y) (/ 4 y)) (/ (* (/ x (/ y z)) (+ (* x z) 4)) (/ y y)))
* * * * [misc]progress:  [ 25 / 56 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (/ (+ (* (- (* (/ 4 y) (/ 4 y)) (* (* (/ x y) z) (* (/ x y) z))) y) (* (+ (/ 4 y) (* (/ x y) z)) x)) (* (+ (/ 4 y) (* (/ x y) z)) y))))>
* [enter]simplify:  Simplifying (+ (* (- (* (/ 4 y) (/ 4 y)) (* (* (/ x y) z) (* (/ x y) z))) y) (* (+ (/ 4 y) (* (/ x y) z)) x))
* * [misc]simplify:  iters left: 6 (14 enodes)
* * [misc]simplify:  iters left: 5 (33 enodes)
* * [misc]simplify:  iters left: 4 (93 enodes)
* * [misc]simplify:  iters left: 3 (315 enodes)
* [exit]simplify:  Simplified to (+ (+ (/ (* x z) (/ y x)) (* (/ 4 y) x)) (- (* (/ 4 y) (* (/ 4 y) y)) (* (* (/ x y) y) (* (* z z) (/ x y)))))
* [exit]simplify:  Simplified to (+ (+ (/ (* x z) (/ y x)) (* (/ 4 y) x)) (- (* (/ 4 y) (* (/ 4 y) y)) (* (* (/ x y) y) (* (* z z) (/ x y)))))
* [enter]simplify:  Simplifying (* (+ (/ 4 y) (* (/ x y) z)) y)
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (14 enodes)
* * [misc]simplify:  iters left: 4 (26 enodes)
* * [misc]simplify:  iters left: 3 (46 enodes)
* * [misc]simplify:  iters left: 2 (64 enodes)
* * [misc]simplify:  iters left: 1 (73 enodes)
* [exit]simplify:  Simplified to (+ (* (/ x 1) z) 4)
* [exit]simplify:  Simplified to (+ (* (/ x 1) z) 4)
* * * * [misc]progress:  [ 26 / 56 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (/ (+ (pow (- (/ 4 y) (* (/ x y) z)) 3) (pow (/ x y) 3)) (+ (* (- (/ 4 y) (* (/ x y) z)) (- (/ 4 y) (* (/ x y) z))) (- (* (/ x y) (/ x y)) (* (- (/ 4 y) (* (/ x y) z)) (/ x y)))))))>
* [enter]simplify:  Simplifying (+ (pow (- (/ 4 y) (* (/ x y) z)) 3) (pow (/ x y) 3))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (27 enodes)
* * [misc]simplify:  iters left: 4 (66 enodes)
* * [misc]simplify:  iters left: 3 (216 enodes)
* [exit]simplify:  Simplified to (+ (pow (- (/ 4 y) (/ x (/ y z))) 3) (pow (/ x y) 3))
* [exit]simplify:  Simplified to (+ (pow (- (/ 4 y) (/ x (/ y z))) 3) (pow (/ x y) 3))
* [enter]simplify:  Simplifying (+ (* (- (/ 4 y) (* (/ x y) z)) (- (/ 4 y) (* (/ x y) z))) (- (* (/ x y) (/ x y)) (* (- (/ 4 y) (* (/ x y) z)) (/ x y))))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (32 enodes)
* * [misc]simplify:  iters left: 4 (87 enodes)
* * [misc]simplify:  iters left: 3 (265 enodes)
* [exit]simplify:  Simplified to (+ (* (/ x y) (+ (/ x (/ y z)) (- (/ x y) (/ 4 y)))) (* (- (/ 4 y) (/ x (/ y z))) (- (/ 4 y) (/ x (/ y z)))))
* [exit]simplify:  Simplified to (+ (* (/ x y) (+ (/ x (/ y z)) (- (/ x y) (/ 4 y)))) (* (- (/ 4 y) (/ x (/ y z))) (- (/ 4 y) (/ x (/ y z)))))
* * * * [misc]progress:  [ 27 / 56 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (* 1 (+ (- (/ 4 y) (* (/ x y) z)) (/ x y)))))>
* * * * [misc]progress:  [ 28 / 56 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (/ (- (* (- (/ 4 y) (* (/ x y) z)) (- (/ 4 y) (* (/ x y) z))) (* (/ x y) (/ x y))) (- (- (/ 4 y) (* (/ x y) z)) (/ x y)))))>
* [enter]simplify:  Simplifying (- (* (- (/ 4 y) (* (/ x y) z)) (- (/ 4 y) (* (/ x y) z))) (* (/ x y) (/ x y)))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (25 enodes)
* * [misc]simplify:  iters left: 4 (68 enodes)
* * [misc]simplify:  iters left: 3 (192 enodes)
* [exit]simplify:  Simplified to (* (- (+ (/ x y) (/ 4 y)) (/ (* x z) y)) (- (/ 4 y) (* (+ z 1) (/ x y))))
* [exit]simplify:  Simplified to (* (- (+ (/ x y) (/ 4 y)) (/ (* x z) y)) (- (/ 4 y) (* (+ z 1) (/ x y))))
* [enter]simplify:  Simplifying (- (- (/ 4 y) (* (/ x y) z)) (/ x y))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (18 enodes)
* * [misc]simplify:  iters left: 4 (43 enodes)
* * [misc]simplify:  iters left: 3 (69 enodes)
* * [misc]simplify:  iters left: 2 (132 enodes)
* * [misc]simplify:  iters left: 1 (209 enodes)
* [exit]simplify:  Simplified to (- (/ 4 y) (/ (+ z 1) (/ y x)))
* [exit]simplify:  Simplified to (- (/ 4 y) (/ (+ z 1) (/ y x)))
* * * * [misc]progress:  [ 29 / 56 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (* 1 (+ (- (/ 4 y) (* (/ x y) z)) (/ x y)))))>
* [enter]simplify:  Simplifying (+ (- (/ 4 y) (* (/ x y) z)) (/ x y))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (17 enodes)
* * [misc]simplify:  iters left: 4 (38 enodes)
* * [misc]simplify:  iters left: 3 (57 enodes)
* * [misc]simplify:  iters left: 2 (88 enodes)
* * [misc]simplify:  iters left: 1 (133 enodes)
* [exit]simplify:  Simplified to (+ (/ 4 y) (* (- 1 z) (/ x y)))
* [exit]simplify:  Simplified to (+ (/ 4 y) (* (- 1 z) (/ x y)))
* * * * [misc]progress:  [ 30 / 56 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (+ (/ 4 y) (+ (- (* (/ x y) z)) (/ x y)))))>
* [enter]simplify:  Simplifying (+ (- (* (/ x y) z)) (/ x y))
* * [misc]simplify:  iters left: 6 (7 enodes)
* * [misc]simplify:  iters left: 5 (15 enodes)
* * [misc]simplify:  iters left: 4 (28 enodes)
* * [misc]simplify:  iters left: 3 (37 enodes)
* * [misc]simplify:  iters left: 2 (43 enodes)
* * [misc]simplify:  iters left: 1 (54 enodes)
* [exit]simplify:  Simplified to (* (- 1 z) (/ x y))
* [exit]simplify:  Simplified to (* (- 1 z) (/ x y))
* * * * [misc]progress:  [ 31 / 56 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (+ (/ 4 y) (+ (- (* (/ x y) z)) (/ x y)))))>
* [enter]simplify:  Simplifying (+ (- (* (/ x y) z)) (/ x y))
* * [misc]simplify:  iters left: 6 (7 enodes)
* * [misc]simplify:  iters left: 5 (15 enodes)
* * [misc]simplify:  iters left: 4 (28 enodes)
* * [misc]simplify:  iters left: 3 (37 enodes)
* * [misc]simplify:  iters left: 2 (43 enodes)
* * [misc]simplify:  iters left: 1 (54 enodes)
* [exit]simplify:  Simplified to (* (- 1 z) (/ x y))
* [exit]simplify:  Simplified to (* (- 1 z) (/ x y))
* * * * [misc]progress:  [ 32 / 56 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (- (/ 4 y) (- (* (/ x y) z) (/ x y)))))>
* [enter]simplify:  Simplifying (- (* (/ x y) z) (/ x y))
* * [misc]simplify:  iters left: 6 (6 enodes)
* * [misc]simplify:  iters left: 5 (11 enodes)
* * [misc]simplify:  iters left: 4 (18 enodes)
* [exit]simplify:  Simplified to (- (/ x (/ y z)) (/ x y))
* [exit]simplify:  Simplified to (- (/ x (/ y z)) (/ x y))
* * * * [misc]progress:  [ 33 / 56 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (+ (/ x y) (- (/ 4 y) (* (/ x y) z)))))>
* * * * [misc]progress:  [ 34 / 56 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (+ (log (/ (exp (/ 4 y)) (exp (* (/ x y) z)))) (/ x y))))>
* [enter]simplify:  Simplifying (/ (exp (/ 4 y)) (exp (* (/ x y) z)))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (17 enodes)
* * [misc]simplify:  iters left: 4 (23 enodes)
* * [misc]simplify:  iters left: 3 (36 enodes)
* * [misc]simplify:  iters left: 2 (51 enodes)
* * [misc]simplify:  iters left: 1 (65 enodes)
* [exit]simplify:  Simplified to (exp (- (/ 4 y) (/ (* x z) y)))
* [exit]simplify:  Simplified to (exp (- (/ 4 y) (/ (* x z) y)))
* * * * [misc]progress:  [ 35 / 56 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (+ (pow (- (/ 4 y) (* (/ x y) z)) 1) (/ x y))))>
* * * * [misc]progress:  [ 36 / 56 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (+ (exp (log (- (/ 4 y) (* (/ x y) z)))) (/ x y))))>
* [enter]simplify:  Simplifying (log (- (/ 4 y) (* (/ x y) z)))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (14 enodes)
* * [misc]simplify:  iters left: 4 (27 enodes)
* * [misc]simplify:  iters left: 3 (33 enodes)
* * [misc]simplify:  iters left: 2 (40 enodes)
* * [misc]simplify:  iters left: 1 (46 enodes)
* [exit]simplify:  Simplified to (log (- (/ 4 y) (/ (* x z) y)))
* [exit]simplify:  Simplified to (log (- (/ 4 y) (/ (* x z) y)))
* * * * [misc]progress:  [ 37 / 56 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (+ (log (exp (- (/ 4 y) (* (/ x y) z)))) (/ x y))))>
* [enter]simplify:  Simplifying (exp (- (/ 4 y) (* (/ x y) z)))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (17 enodes)
* * [misc]simplify:  iters left: 4 (36 enodes)
* * [misc]simplify:  iters left: 3 (51 enodes)
* * [misc]simplify:  iters left: 2 (66 enodes)
* * [misc]simplify:  iters left: 1 (78 enodes)
* [exit]simplify:  Simplified to (/ (exp (/ 4 y)) (pow (exp z) (/ x y)))
* [exit]simplify:  Simplified to (/ (exp (/ 4 y)) (pow (exp z) (/ x y)))
* * * * [misc]progress:  [ 38 / 56 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (+ (* (* (cbrt (- (/ 4 y) (* (/ x y) z))) (cbrt (- (/ 4 y) (* (/ x y) z)))) (cbrt (- (/ 4 y) (* (/ x y) z)))) (/ x y))))>
* [enter]simplify:  Simplifying (* (cbrt (- (/ 4 y) (* (/ x y) z))) (cbrt (- (/ 4 y) (* (/ x y) z))))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (15 enodes)
* * [misc]simplify:  iters left: 4 (28 enodes)
* * [misc]simplify:  iters left: 3 (34 enodes)
* * [misc]simplify:  iters left: 2 (41 enodes)
* * [misc]simplify:  iters left: 1 (47 enodes)
* [exit]simplify:  Simplified to (* (cbrt (- (/ 4 y) (/ (* x z) y))) (cbrt (- (/ 4 y) (/ (* x z) y))))
* [exit]simplify:  Simplified to (* (cbrt (- (/ 4 y) (/ (* x z) y))) (cbrt (- (/ 4 y) (/ (* x z) y))))
* [enter]simplify:  Simplifying (cbrt (- (/ 4 y) (* (/ x y) z)))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (14 enodes)
* * [misc]simplify:  iters left: 4 (27 enodes)
* * [misc]simplify:  iters left: 3 (33 enodes)
* * [misc]simplify:  iters left: 2 (40 enodes)
* * [misc]simplify:  iters left: 1 (46 enodes)
* [exit]simplify:  Simplified to (cbrt (- (/ 4 y) (/ (* x z) y)))
* [exit]simplify:  Simplified to (cbrt (- (/ 4 y) (/ (* x z) y)))
* * * * [misc]progress:  [ 39 / 56 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (+ (cbrt (* (* (- (/ 4 y) (* (/ x y) z)) (- (/ 4 y) (* (/ x y) z))) (- (/ 4 y) (* (/ x y) z)))) (/ x y))))>
* [enter]simplify:  Simplifying (* (* (- (/ 4 y) (* (/ x y) z)) (- (/ 4 y) (* (/ x y) z))) (- (/ 4 y) (* (/ x y) z)))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (16 enodes)
* * [misc]simplify:  iters left: 4 (43 enodes)
* * [misc]simplify:  iters left: 3 (153 enodes)
* [exit]simplify:  Simplified to (pow (- (/ 4 y) (/ x (/ y z))) 3)
* [exit]simplify:  Simplified to (pow (- (/ 4 y) (/ x (/ y z))) 3)
* * * * [misc]progress:  [ 40 / 56 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (+ (* (sqrt (- (/ 4 y) (* (/ x y) z))) (sqrt (- (/ 4 y) (* (/ x y) z)))) (/ x y))))>
* [enter]simplify:  Simplifying (sqrt (- (/ 4 y) (* (/ x y) z)))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (14 enodes)
* * [misc]simplify:  iters left: 4 (27 enodes)
* * [misc]simplify:  iters left: 3 (33 enodes)
* * [misc]simplify:  iters left: 2 (40 enodes)
* * [misc]simplify:  iters left: 1 (46 enodes)
* [exit]simplify:  Simplified to (sqrt (- (/ 4 y) (/ (* x z) y)))
* [exit]simplify:  Simplified to (sqrt (- (/ 4 y) (/ (* x z) y)))
* [enter]simplify:  Simplifying (sqrt (- (/ 4 y) (* (/ x y) z)))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (14 enodes)
* * [misc]simplify:  iters left: 4 (27 enodes)
* * [misc]simplify:  iters left: 3 (33 enodes)
* * [misc]simplify:  iters left: 2 (40 enodes)
* * [misc]simplify:  iters left: 1 (46 enodes)
* [exit]simplify:  Simplified to (sqrt (- (/ 4 y) (/ (* x z) y)))
* [exit]simplify:  Simplified to (sqrt (- (/ 4 y) (/ (* x z) y)))
* * * * [misc]progress:  [ 41 / 56 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (+ (/ (- 4 (* x z)) y) (/ x y))))>
* [enter]simplify:  Simplifying (- 4 (* x z))
* * [misc]simplify:  iters left: 4 (5 enodes)
* * [misc]simplify:  iters left: 3 (8 enodes)
* * [misc]simplify:  iters left: 2 (15 enodes)
* [exit]simplify:  Simplified to (- 4 (* z x))
* [exit]simplify:  Simplified to (- 4 (* z x))
* * * * [misc]progress:  [ 42 / 56 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (+ (/ (- (* 4 y) (* y (* x z))) (* y y)) (/ x y))))>
* [enter]simplify:  Simplifying (- (* 4 y) (* y (* x z)))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (15 enodes)
* * [misc]simplify:  iters left: 4 (34 enodes)
* * [misc]simplify:  iters left: 3 (61 enodes)
* * [misc]simplify:  iters left: 2 (64 enodes)
* [exit]simplify:  Simplified to (* (- 4 (* x z)) y)
* [exit]simplify:  Simplified to (* (- 4 (* x z)) y)
* [enter]simplify:  Simplifying (* y y)
* * [misc]simplify:  iters left: 2 (2 enodes)
* [exit]simplify:  Simplified to (* y y)
* [exit]simplify:  Simplified to (* y y)
* * * * [misc]progress:  [ 43 / 56 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (+ (/ (- (pow (/ 4 y) 3) (pow (* (/ x y) z) 3)) (+ (* (/ 4 y) (/ 4 y)) (+ (* (* (/ x y) z) (* (/ x y) z)) (* (/ 4 y) (* (/ x y) z))))) (/ x y))))>
* [enter]simplify:  Simplifying (- (pow (/ 4 y) 3) (pow (* (/ x y) z) 3))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (28 enodes)
* * [misc]simplify:  iters left: 4 (92 enodes)
* * [misc]simplify:  iters left: 3 (353 enodes)
* [exit]simplify:  Simplified to (- (pow (/ 4 y) 3) (pow (* z (/ x y)) 3))
* [exit]simplify:  Simplified to (- (pow (/ 4 y) 3) (pow (* z (/ x y)) 3))
* [enter]simplify:  Simplifying (+ (* (/ 4 y) (/ 4 y)) (+ (* (* (/ x y) z) (* (/ x y) z)) (* (/ 4 y) (* (/ x y) z))))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (34 enodes)
* * [misc]simplify:  iters left: 4 (105 enodes)
* * [misc]simplify:  iters left: 3 (228 enodes)
* * [misc]simplify:  iters left: 2 (353 enodes)
* [exit]simplify:  Simplified to (+ (* (/ x (/ y z)) (/ x (/ y z))) (* (/ 4 y) (+ (/ x (/ y z)) (/ 4 y))))
* [exit]simplify:  Simplified to (+ (* (/ x (/ y z)) (/ x (/ y z))) (* (/ 4 y) (+ (/ x (/ y z)) (/ 4 y))))
* * * * [misc]progress:  [ 44 / 56 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (+ (+ (/ 4 y) (- (* (/ x y) z))) (/ x y))))>
* [enter]simplify:  Simplifying (- (* (/ x y) z))
* * [misc]simplify:  iters left: 6 (6 enodes)
* * [misc]simplify:  iters left: 5 (13 enodes)
* * [misc]simplify:  iters left: 4 (25 enodes)
* * [misc]simplify:  iters left: 3 (31 enodes)
* [exit]simplify:  Simplified to (* (- z) (/ x y))
* [exit]simplify:  Simplified to (* (- z) (/ x y))
* * * * [misc]progress:  [ 45 / 56 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (+ (* 1 (- (/ 4 y) (* (/ x y) z))) (/ x y))))>
* * * * [misc]progress:  [ 46 / 56 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (+ (/ (- (* (/ 4 y) (/ 4 y)) (* (* (/ x y) z) (* (/ x y) z))) (+ (/ 4 y) (* (/ x y) z))) (/ x y))))>
* [enter]simplify:  Simplifying (- (* (/ 4 y) (/ 4 y)) (* (* (/ x y) z) (* (/ x y) z)))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (26 enodes)
* * [misc]simplify:  iters left: 4 (70 enodes)
* * [misc]simplify:  iters left: 3 (200 enodes)
* * [misc]simplify:  iters left: 2 (441 enodes)
* [exit]simplify:  Simplified to (- (* (/ 4 y) (/ 4 y)) (* (/ x (/ y z)) (/ x (/ y z))))
* [exit]simplify:  Simplified to (- (* (/ 4 y) (/ 4 y)) (* (/ x (/ y z)) (/ x (/ y z))))
* [enter]simplify:  Simplifying (+ (/ 4 y) (* (/ x y) z))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (12 enodes)
* * [misc]simplify:  iters left: 4 (16 enodes)
* [exit]simplify:  Simplified to (+ (/ 4 y) (/ (* x z) y))
* [exit]simplify:  Simplified to (+ (/ 4 y) (/ (* x z) y))
* * * * [misc]progress:  [ 47 / 56 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (+ (+ (/ 4 y) (- (* (/ x y) z))) (/ x y))))>
* [enter]simplify:  Simplifying (- (* (/ x y) z))
* * [misc]simplify:  iters left: 6 (6 enodes)
* * [misc]simplify:  iters left: 5 (13 enodes)
* * [misc]simplify:  iters left: 4 (25 enodes)
* * [misc]simplify:  iters left: 3 (31 enodes)
* [exit]simplify:  Simplified to (* (- z) (/ x y))
* [exit]simplify:  Simplified to (* (- z) (/ x y))
* * * * [misc]progress:  [ 48 / 56 ] simplifiying candidate #<alt-event (λ (x y z) (fabs (+ (- (/ 4 y) (/ (* z x) y)) (/ x y))))>
* [enter]simplify:  Simplifying (fabs (+ (- (/ 4 y) (/ (* z x) y)) (/ x y)))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (19 enodes)
* * [misc]simplify:  iters left: 4 (35 enodes)
* * [misc]simplify:  iters left: 3 (58 enodes)
* * [misc]simplify:  iters left: 2 (85 enodes)
* * [misc]simplify:  iters left: 1 (106 enodes)
* [exit]simplify:  Simplified to (fabs (- (+ (/ 4 y) (/ x y)) (* (/ z y) x)))
* * * * [misc]progress:  [ 49 / 56 ] simplifiying candidate #<alt-event (λ (x y z) (fabs (+ (- (/ 4 y) (/ (* z x) y)) (/ x y))))>
* [enter]simplify:  Simplifying (fabs (+ (- (/ 4 y) (/ (* z x) y)) (/ x y)))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (19 enodes)
* * [misc]simplify:  iters left: 4 (35 enodes)
* * [misc]simplify:  iters left: 3 (58 enodes)
* * [misc]simplify:  iters left: 2 (85 enodes)
* * [misc]simplify:  iters left: 1 (106 enodes)
* [exit]simplify:  Simplified to (fabs (- (+ (/ 4 y) (/ x y)) (* (/ z y) x)))
* * * * [misc]progress:  [ 50 / 56 ] simplifiying candidate #<alt-event (λ (x y z) (fabs (+ (- (/ 4 y) (/ (* z x) y)) (/ x y))))>
* [enter]simplify:  Simplifying (fabs (+ (- (/ 4 y) (/ (* z x) y)) (/ x y)))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (19 enodes)
* * [misc]simplify:  iters left: 4 (35 enodes)
* * [misc]simplify:  iters left: 3 (58 enodes)
* * [misc]simplify:  iters left: 2 (85 enodes)
* * [misc]simplify:  iters left: 1 (106 enodes)
* [exit]simplify:  Simplified to (fabs (- (+ (/ 4 y) (/ x y)) (* (/ z y) x)))
* * * * [misc]progress:  [ 51 / 56 ] simplifiying candidate #<alt-event (λ (x y z) (fabs (- (+ (* 4 (/ 1 y)) (/ x y)) (/ (* z x) y))))>
* [enter]simplify:  Simplifying (fabs (- (+ (* 4 (/ 1 y)) (/ x y)) (/ (* z x) y)))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (26 enodes)
* * [misc]simplify:  iters left: 4 (42 enodes)
* * [misc]simplify:  iters left: 3 (62 enodes)
* * [misc]simplify:  iters left: 2 (76 enodes)
* * [misc]simplify:  iters left: 1 (86 enodes)
* [exit]simplify:  Simplified to (fabs (+ (* (/ x y) (- z)) (+ (/ 4 y) (/ x y))))
* * * * [misc]progress:  [ 52 / 56 ] simplifiying candidate #<alt-event (λ (x y z) (fabs (- (+ (* 4 (/ 1 y)) (/ x y)) (/ (* z x) y))))>
* [enter]simplify:  Simplifying (fabs (- (+ (* 4 (/ 1 y)) (/ x y)) (/ (* z x) y)))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (26 enodes)
* * [misc]simplify:  iters left: 4 (42 enodes)
* * [misc]simplify:  iters left: 3 (62 enodes)
* * [misc]simplify:  iters left: 2 (76 enodes)
* * [misc]simplify:  iters left: 1 (86 enodes)
* [exit]simplify:  Simplified to (fabs (+ (* (/ x y) (- z)) (+ (/ 4 y) (/ x y))))
* * * * [misc]progress:  [ 53 / 56 ] simplifiying candidate #<alt-event (λ (x y z) (fabs (- (+ (* 4 (/ 1 y)) (/ x y)) (/ (* z x) y))))>
* [enter]simplify:  Simplifying (fabs (- (+ (* 4 (/ 1 y)) (/ x y)) (/ (* z x) y)))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (26 enodes)
* * [misc]simplify:  iters left: 4 (42 enodes)
* * [misc]simplify:  iters left: 3 (62 enodes)
* * [misc]simplify:  iters left: 2 (76 enodes)
* * [misc]simplify:  iters left: 1 (86 enodes)
* [exit]simplify:  Simplified to (fabs (+ (* (/ x y) (- z)) (+ (/ 4 y) (/ x y))))
* * * * [misc]progress:  [ 54 / 56 ] simplifiying candidate #<alt-event (λ (x y z) (fabs (+ (/ 4 y) (/ x y))))>
* [enter]simplify:  Simplifying (fabs (+ (/ 4 y) (/ x y)))
* * [misc]simplify:  iters left: 5 (7 enodes)
* * [misc]simplify:  iters left: 4 (8 enodes)
* [exit]simplify:  Simplified to (fabs (+ (/ x y) (/ 4 y)))
* * * * [misc]progress:  [ 55 / 56 ] simplifiying candidate #<alt-event (λ (x y z) (fabs (+ (- (* 4 (/ 1 y)) (/ (* z x) y)) (/ x y))))>
* [enter]simplify:  Simplifying (fabs (+ (- (* 4 (/ 1 y)) (/ (* z x) y)) (/ x y)))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (26 enodes)
* * [misc]simplify:  iters left: 4 (44 enodes)
* * [misc]simplify:  iters left: 3 (68 enodes)
* * [misc]simplify:  iters left: 2 (99 enodes)
* * [misc]simplify:  iters left: 1 (115 enodes)
* [exit]simplify:  Simplified to (fabs (- (+ (/ 4 y) (/ x y)) (* (/ z y) x)))
* * * * [misc]progress:  [ 56 / 56 ] simplifiying candidate #<alt-event (λ (x y z) (fabs (+ (- (* 4 (/ 1 y)) (/ (* z x) y)) (/ x y))))>
* [enter]simplify:  Simplifying (fabs (+ (- (* 4 (/ 1 y)) (/ (* z x) y)) (/ x y)))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (26 enodes)
* * [misc]simplify:  iters left: 4 (44 enodes)
* * [misc]simplify:  iters left: 3 (68 enodes)
* * [misc]simplify:  iters left: 2 (99 enodes)
* * [misc]simplify:  iters left: 1 (115 enodes)
* [exit]simplify:  Simplified to (fabs (- (+ (/ 4 y) (/ x y)) (* (/ z y) x)))
* * * [misc]progress:  adding candidates to table
* * [misc]progress:  iteration 4 / 4
* * * [misc]progress:  picking best candidate
* * * * [misc]pick:  Picked  #<alt-delta (λ (x y z) (fabs (- (/ (+ x 4) y) (* x (/ z y)))))>
* * * [misc]progress:  localizing error
* * * [misc]progress:  generating rewritten candidates
* * * * [misc]progress:  [ 1 / 2 ] rewriting at (2 1 2)
* * * * [misc]progress:  [ 2 / 2 ] rewriting at (2 1)
* * * [misc]progress:  generating series expansions
* * * * [misc]progress:  [ 1 / 2 ] generating series at (2 1 2)
* [misc]approximate:  Taking taylor expansion of (* x (/ z y)) in (x z y) around 0
* [misc]taylor:  Taking taylor expansion of (* x (/ z y)) in y
* [misc]taylor:  Taking taylor expansion of x in y
* [misc]backup-simplify:  Simplify x into x
* [misc]taylor:  Taking taylor expansion of (/ z y) in y
* [misc]taylor:  Taking taylor expansion of z in y
* [misc]backup-simplify:  Simplify z into z
* [misc]taylor:  Taking taylor expansion of y in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ z 1) into z
* [misc]taylor:  Taking taylor expansion of (* x (/ z y)) in z
* [misc]taylor:  Taking taylor expansion of x in z
* [misc]backup-simplify:  Simplify x into x
* [misc]taylor:  Taking taylor expansion of (/ z y) in z
* [misc]taylor:  Taking taylor expansion of z in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of y in z
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (/ 1 y) into (/ 1 y)
* [misc]taylor:  Taking taylor expansion of (* x (/ z y)) in x
* [misc]taylor:  Taking taylor expansion of x in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (/ z y) in x
* [misc]taylor:  Taking taylor expansion of z in x
* [misc]backup-simplify:  Simplify z into z
* [misc]taylor:  Taking taylor expansion of y in x
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (/ z y) into (/ z y)
* [misc]taylor:  Taking taylor expansion of (* x (/ z y)) in x
* [misc]taylor:  Taking taylor expansion of x in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (/ z y) in x
* [misc]taylor:  Taking taylor expansion of z in x
* [misc]backup-simplify:  Simplify z into z
* [misc]taylor:  Taking taylor expansion of y in x
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (/ z y) into (/ z y)
* [misc]backup-simplify:  Simplify (* 0 (/ z y)) into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 y) (+ (* (/ z y) (/ 0 y)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 (/ z y))) into (/ z y)
* [misc]taylor:  Taking taylor expansion of (/ z y) in z
* [misc]taylor:  Taking taylor expansion of z in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of y in z
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (/ 1 y) into (/ 1 y)
* [misc]taylor:  Taking taylor expansion of (/ 1 y) in y
* [misc]taylor:  Taking taylor expansion of y in y
* [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]taylor:  Taking taylor expansion of 0 in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 y) (+ (* (/ z y) (/ 0 y)) (* 0 (/ 0 y)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 (/ z y)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 y) (+ (* (/ 1 y) (/ 0 y)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in y
* [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 y) (+ (* (/ z y) (/ 0 y)) (* 0 (/ 0 y)) (* 0 (/ 0 y)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 (/ z y))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 y) (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in y
* [misc]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 y) (* z x))) into (/ (* z x) y)
* [misc]approximate:  Taking taylor expansion of (* (/ 1 x) (/ (/ 1 z) (/ 1 y))) in (x z y) around 0
* [misc]taylor:  Taking taylor expansion of (* (/ 1 x) (/ (/ 1 z) (/ 1 y))) in y
* [misc]taylor:  Taking taylor expansion of (/ 1 x) in y
* [misc]taylor:  Taking taylor expansion of x in y
* [misc]backup-simplify:  Simplify x into x
* [misc]backup-simplify:  Simplify (/ 1 x) into (/ 1 x)
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 z) (/ 1 y)) in y
* [misc]taylor:  Taking taylor expansion of (/ 1 z) in y
* [misc]taylor:  Taking taylor expansion of z in y
* [misc]backup-simplify:  Simplify z into z
* [misc]backup-simplify:  Simplify (/ 1 z) into (/ 1 z)
* [misc]taylor:  Taking taylor expansion of (/ 1 y) in y
* [misc]taylor:  Taking taylor expansion of y in y
* [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 z) 1) into (/ 1 z)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 x) (/ (/ 1 z) (/ 1 y))) in z
* [misc]taylor:  Taking taylor expansion of (/ 1 x) in z
* [misc]taylor:  Taking taylor expansion of x in z
* [misc]backup-simplify:  Simplify x into x
* [misc]backup-simplify:  Simplify (/ 1 x) into (/ 1 x)
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 z) (/ 1 y)) in z
* [misc]taylor:  Taking taylor expansion of (/ 1 z) in z
* [misc]taylor:  Taking taylor expansion of z in z
* [misc]backup-simplify:  Simplify 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 y) in z
* [misc]taylor:  Taking taylor expansion of y in z
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (/ 1 y) into (/ 1 y)
* [misc]backup-simplify:  Simplify (/ 1 (/ 1 y)) into y
* [misc]taylor:  Taking taylor expansion of (* (/ 1 x) (/ (/ 1 z) (/ 1 y))) in x
* [misc]taylor:  Taking taylor expansion of (/ 1 x) in x
* [misc]taylor:  Taking taylor expansion of x in x
* [misc]backup-simplify:  Simplify 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 z) (/ 1 y)) in x
* [misc]taylor:  Taking taylor expansion of (/ 1 z) in x
* [misc]taylor:  Taking taylor expansion of z in x
* [misc]backup-simplify:  Simplify z into z
* [misc]backup-simplify:  Simplify (/ 1 z) into (/ 1 z)
* [misc]taylor:  Taking taylor expansion of (/ 1 y) in x
* [misc]taylor:  Taking taylor expansion of y in x
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (/ 1 y) into (/ 1 y)
* [misc]backup-simplify:  Simplify (/ (/ 1 z) (/ 1 y)) into (/ y z)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 x) (/ (/ 1 z) (/ 1 y))) in x
* [misc]taylor:  Taking taylor expansion of (/ 1 x) in x
* [misc]taylor:  Taking taylor expansion of x in x
* [misc]backup-simplify:  Simplify 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 z) (/ 1 y)) in x
* [misc]taylor:  Taking taylor expansion of (/ 1 z) in x
* [misc]taylor:  Taking taylor expansion of z in x
* [misc]backup-simplify:  Simplify z into z
* [misc]backup-simplify:  Simplify (/ 1 z) into (/ 1 z)
* [misc]taylor:  Taking taylor expansion of (/ 1 y) in x
* [misc]taylor:  Taking taylor expansion of y in x
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (/ 1 y) into (/ 1 y)
* [misc]backup-simplify:  Simplify (/ (/ 1 z) (/ 1 y)) into (/ y z)
* [misc]backup-simplify:  Simplify (* 1 (/ y z)) into (/ y z)
* [misc]taylor:  Taking taylor expansion of (/ y z) in z
* [misc]taylor:  Taking taylor expansion of y in z
* [misc]backup-simplify:  Simplify y into y
* [misc]taylor:  Taking taylor expansion of z in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ y 1) into y
* [misc]taylor:  Taking taylor expansion of y in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 z) (/ 0 z)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 y) (/ 0 y)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (/ 1 y)) (+ (* (/ y z) (/ 0 (/ 1 y))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 (/ y z))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* y (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in y
* [misc]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 z) (/ 0 z)) (* 0 (/ 0 z)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (/ 1 y)) (+ (* (/ y z) (/ 0 (/ 1 y))) (* 0 (/ 0 (/ 1 y))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 (/ y z)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* y (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in y
* [misc]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 (* (/ 1 y) (* (/ 1 (/ 1 z)) (/ 1 (/ 1 x))))) into (/ (* z x) y)
* [misc]approximate:  Taking taylor expansion of (* (/ 1 (- x)) (/ (/ 1 (- z)) (/ 1 (- y)))) in (x z y) around 0
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- x)) (/ (/ 1 (- z)) (/ 1 (- y)))) in y
* [misc]taylor:  Taking taylor expansion of (/ 1 (- x)) in y
* [misc]taylor:  Taking taylor expansion of (- x) in y
* [misc]taylor:  Taking taylor expansion of x in y
* [misc]backup-simplify:  Simplify x into x
* [misc]backup-simplify:  Simplify (- x) into (- x)
* [misc]backup-simplify:  Simplify (- x) into (- x)
* [misc]backup-simplify:  Simplify (/ 1 (- x)) into (/ -1 x)
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 (- z)) (/ 1 (- y))) in y
* [misc]taylor:  Taking taylor expansion of (/ 1 (- z)) in y
* [misc]taylor:  Taking taylor expansion of (- z) in y
* [misc]taylor:  Taking taylor expansion of z in y
* [misc]backup-simplify:  Simplify z into z
* [misc]backup-simplify:  Simplify (- z) into (- z)
* [misc]backup-simplify:  Simplify (- z) into (- z)
* [misc]backup-simplify:  Simplify (/ 1 (- z)) into (/ -1 z)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- y)) in y
* [misc]taylor:  Taking taylor expansion of (- y) in y
* [misc]taylor:  Taking taylor expansion of y in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 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 z) -1) into (/ 1 z)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- x)) (/ (/ 1 (- z)) (/ 1 (- y)))) in z
* [misc]taylor:  Taking taylor expansion of (/ 1 (- x)) in z
* [misc]taylor:  Taking taylor expansion of (- x) in z
* [misc]taylor:  Taking taylor expansion of x in z
* [misc]backup-simplify:  Simplify x into x
* [misc]backup-simplify:  Simplify (- x) into (- x)
* [misc]backup-simplify:  Simplify (- x) into (- x)
* [misc]backup-simplify:  Simplify (/ 1 (- x)) into (/ -1 x)
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 (- z)) (/ 1 (- y))) in z
* [misc]taylor:  Taking taylor expansion of (/ 1 (- z)) in z
* [misc]taylor:  Taking taylor expansion of (- z) in z
* [misc]taylor:  Taking taylor expansion of z in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 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 (- y)) in z
* [misc]taylor:  Taking taylor expansion of (- y) in z
* [misc]taylor:  Taking taylor expansion of y in z
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (/ 1 (- y)) into (/ -1 y)
* [misc]backup-simplify:  Simplify (/ -1 (/ -1 y)) into y
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- x)) (/ (/ 1 (- z)) (/ 1 (- y)))) in x
* [misc]taylor:  Taking taylor expansion of (/ 1 (- x)) in x
* [misc]taylor:  Taking taylor expansion of (- x) in x
* [misc]taylor:  Taking taylor expansion of x in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 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 (- z)) (/ 1 (- y))) in x
* [misc]taylor:  Taking taylor expansion of (/ 1 (- z)) in x
* [misc]taylor:  Taking taylor expansion of (- z) in x
* [misc]taylor:  Taking taylor expansion of z in x
* [misc]backup-simplify:  Simplify z into z
* [misc]backup-simplify:  Simplify (- z) into (- z)
* [misc]backup-simplify:  Simplify (- z) into (- z)
* [misc]backup-simplify:  Simplify (/ 1 (- z)) into (/ -1 z)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- y)) in x
* [misc]taylor:  Taking taylor expansion of (- y) in x
* [misc]taylor:  Taking taylor expansion of y in x
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (/ 1 (- y)) into (/ -1 y)
* [misc]backup-simplify:  Simplify (/ (/ -1 z) (/ -1 y)) into (/ y z)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- x)) (/ (/ 1 (- z)) (/ 1 (- y)))) in x
* [misc]taylor:  Taking taylor expansion of (/ 1 (- x)) in x
* [misc]taylor:  Taking taylor expansion of (- x) in x
* [misc]taylor:  Taking taylor expansion of x in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 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 (- z)) (/ 1 (- y))) in x
* [misc]taylor:  Taking taylor expansion of (/ 1 (- z)) in x
* [misc]taylor:  Taking taylor expansion of (- z) in x
* [misc]taylor:  Taking taylor expansion of z in x
* [misc]backup-simplify:  Simplify z into z
* [misc]backup-simplify:  Simplify (- z) into (- z)
* [misc]backup-simplify:  Simplify (- z) into (- z)
* [misc]backup-simplify:  Simplify (/ 1 (- z)) into (/ -1 z)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- y)) in x
* [misc]taylor:  Taking taylor expansion of (- y) in x
* [misc]taylor:  Taking taylor expansion of y in x
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (/ 1 (- y)) into (/ -1 y)
* [misc]backup-simplify:  Simplify (/ (/ -1 z) (/ -1 y)) into (/ y z)
* [misc]backup-simplify:  Simplify (* -1 (/ y z)) into (* -1 (/ y z))
* [misc]taylor:  Taking taylor expansion of (* -1 (/ y z)) in z
* [misc]taylor:  Taking taylor expansion of -1 in z
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]taylor:  Taking taylor expansion of (/ y z) in z
* [misc]taylor:  Taking taylor expansion of y in z
* [misc]backup-simplify:  Simplify y into y
* [misc]taylor:  Taking taylor expansion of z in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ y 1) into y
* [misc]backup-simplify:  Simplify (* -1 y) into (* -1 y)
* [misc]taylor:  Taking taylor expansion of (* -1 y) in y
* [misc]taylor:  Taking taylor expansion of -1 in y
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]taylor:  Taking taylor expansion of y in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (+ (* -1 1) (* 0 0)) into -1
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- z) into (- z)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 z) (/ 0 (- z))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 y) (/ 0 (- y))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (/ -1 y)) (+ (* (/ y z) (/ 0 (/ -1 y))))) 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 (/ y z))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* y (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (* 0 y)) into 0
* [misc]taylor:  Taking taylor expansion of 0 in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- z) into (- z)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- z) into (- z)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 z) (/ 0 (- z))) (* 0 (/ 0 (- z))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 y) (/ 0 (- y))) (* 0 (/ 0 (- y))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (/ -1 y)) (+ (* (/ y z) (/ 0 (/ -1 y))) (* 0 (/ 0 (/ -1 y))))) 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 (/ y z)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* y (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (* 0 y))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in y
* [misc]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) (+ (* 0 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (* -1 (* (/ 1 (- y)) (* (/ 1 (/ 1 (- z))) (/ 1 (/ 1 (- x)))))) into (/ (* z x) y)
* * * * [misc]progress:  [ 2 / 2 ] generating series at (2 1)
* [misc]approximate:  Taking taylor expansion of (- (/ (+ x 4) y) (* x (/ z y))) in (x y z) around 0
* [misc]taylor:  Taking taylor expansion of (- (/ (+ x 4) y) (* x (/ z y))) in z
* [misc]taylor:  Taking taylor expansion of (/ (+ x 4) y) in z
* [misc]taylor:  Taking taylor expansion of (+ x 4) in z
* [misc]taylor:  Taking taylor expansion of x in z
* [misc]backup-simplify:  Simplify x into x
* [misc]taylor:  Taking taylor expansion of 4 in z
* [misc]backup-simplify:  Simplify 4 into 4
* [misc]taylor:  Taking taylor expansion of y in z
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (+ x 4) into (+ 4 x)
* [misc]backup-simplify:  Simplify (/ (+ 4 x) y) into (/ (+ 4 x) y)
* [misc]taylor:  Taking taylor expansion of (* x (/ z y)) in z
* [misc]taylor:  Taking taylor expansion of x in z
* [misc]backup-simplify:  Simplify x into x
* [misc]taylor:  Taking taylor expansion of (/ z y) in z
* [misc]taylor:  Taking taylor expansion of z in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of y in z
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (/ 1 y) into (/ 1 y)
* [misc]taylor:  Taking taylor expansion of (- (/ (+ x 4) y) (* x (/ z y))) in y
* [misc]taylor:  Taking taylor expansion of (/ (+ x 4) y) in y
* [misc]taylor:  Taking taylor expansion of (+ x 4) in y
* [misc]taylor:  Taking taylor expansion of x in y
* [misc]backup-simplify:  Simplify x into x
* [misc]taylor:  Taking taylor expansion of 4 in y
* [misc]backup-simplify:  Simplify 4 into 4
* [misc]taylor:  Taking taylor expansion of y in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (+ x 4) into (+ 4 x)
* [misc]backup-simplify:  Simplify (/ (+ 4 x) 1) into (+ 4 x)
* [misc]taylor:  Taking taylor expansion of (* x (/ z y)) in y
* [misc]taylor:  Taking taylor expansion of x in y
* [misc]backup-simplify:  Simplify x into x
* [misc]taylor:  Taking taylor expansion of (/ z y) in y
* [misc]taylor:  Taking taylor expansion of z in y
* [misc]backup-simplify:  Simplify z into z
* [misc]taylor:  Taking taylor expansion of y in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ z 1) into z
* [misc]taylor:  Taking taylor expansion of (- (/ (+ x 4) y) (* x (/ z y))) in x
* [misc]taylor:  Taking taylor expansion of (/ (+ x 4) y) in x
* [misc]taylor:  Taking taylor expansion of (+ x 4) in x
* [misc]taylor:  Taking taylor expansion of x in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of 4 in x
* [misc]backup-simplify:  Simplify 4 into 4
* [misc]taylor:  Taking taylor expansion of y in x
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (+ 0 4) into 4
* [misc]backup-simplify:  Simplify (/ 4 y) into (/ 4 y)
* [misc]taylor:  Taking taylor expansion of (* x (/ z y)) in x
* [misc]taylor:  Taking taylor expansion of x in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (/ z y) in x
* [misc]taylor:  Taking taylor expansion of z in x
* [misc]backup-simplify:  Simplify z into z
* [misc]taylor:  Taking taylor expansion of y in x
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (/ z y) into (/ z y)
* [misc]taylor:  Taking taylor expansion of (- (/ (+ x 4) y) (* x (/ z y))) in x
* [misc]taylor:  Taking taylor expansion of (/ (+ x 4) y) in x
* [misc]taylor:  Taking taylor expansion of (+ x 4) in x
* [misc]taylor:  Taking taylor expansion of x in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of 4 in x
* [misc]backup-simplify:  Simplify 4 into 4
* [misc]taylor:  Taking taylor expansion of y in x
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (+ 0 4) into 4
* [misc]backup-simplify:  Simplify (/ 4 y) into (/ 4 y)
* [misc]taylor:  Taking taylor expansion of (* x (/ z y)) in x
* [misc]taylor:  Taking taylor expansion of x in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (/ z y) in x
* [misc]taylor:  Taking taylor expansion of z in x
* [misc]backup-simplify:  Simplify z into z
* [misc]taylor:  Taking taylor expansion of y in x
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (/ z y) into (/ z y)
* [misc]backup-simplify:  Simplify (* 0 (/ z y)) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ (/ 4 y) 0) into (* 4 (/ 1 y))
* [misc]taylor:  Taking taylor expansion of (* 4 (/ 1 y)) in y
* [misc]taylor:  Taking taylor expansion of 4 in y
* [misc]backup-simplify:  Simplify 4 into 4
* [misc]taylor:  Taking taylor expansion of (/ 1 y) in y
* [misc]taylor:  Taking taylor expansion of y in y
* [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 (* 4 1) into 4
* [misc]taylor:  Taking taylor expansion of 4 in z
* [misc]backup-simplify:  Simplify 4 into 4
* [misc]backup-simplify:  Simplify 4 into 4
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (- (/ 1 y) (+ (* (/ 4 y) (/ 0 y)))) into (/ 1 y)
* [misc]backup-simplify:  Simplify (- (/ 0 y) (+ (* (/ z y) (/ 0 y)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 (/ z y))) into (/ z y)
* [misc]backup-simplify:  Simplify (- (/ z y)) into (- (/ z y))
* [misc]backup-simplify:  Simplify (+ (/ 1 y) (- (/ z y))) into (- (/ 1 y) (/ z y))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 y) (/ z y)) in y
* [misc]taylor:  Taking taylor expansion of (/ 1 y) in y
* [misc]taylor:  Taking taylor expansion of y in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ z y) in y
* [misc]taylor:  Taking taylor expansion of z in y
* [misc]backup-simplify:  Simplify z into z
* [misc]taylor:  Taking taylor expansion of y in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ z 1) into z
* [misc]backup-simplify:  Simplify (- z) into (- z)
* [misc]backup-simplify:  Simplify (+ 1 (- z)) into (- 1 z)
* [misc]taylor:  Taking taylor expansion of (- 1 z) in z
* [misc]taylor:  Taking taylor expansion of 1 in z
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of z in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 4 0) (* 0 1)) into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [misc]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) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 y) (+ (* (/ 4 y) (/ 0 y)) (* (/ 1 y) (/ 0 y)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 y) (+ (* (/ z y) (/ 0 y)) (* 0 (/ 0 y)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 (/ z y)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* z (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [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 (+ (* 4 0) (+ (* 0 0) (* 0 1))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [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 -1) into -1
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify (+ (* -1 (* z (* (/ 1 y) x))) (+ (* 1 (* 1 (* (/ 1 y) x))) (* 4 (* 1 (* (/ 1 y) 1))))) into (- (+ (* 4 (/ 1 y)) (/ x y)) (/ (* z x) y))
* [misc]approximate:  Taking taylor expansion of (- (/ (+ (/ 1 x) 4) (/ 1 y)) (* (/ 1 x) (/ (/ 1 z) (/ 1 y)))) in (x y z) around 0
* [misc]taylor:  Taking taylor expansion of (- (/ (+ (/ 1 x) 4) (/ 1 y)) (* (/ 1 x) (/ (/ 1 z) (/ 1 y)))) in z
* [misc]taylor:  Taking taylor expansion of (/ (+ (/ 1 x) 4) (/ 1 y)) in z
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 x) 4) in z
* [misc]taylor:  Taking taylor expansion of (/ 1 x) in z
* [misc]taylor:  Taking taylor expansion of x in z
* [misc]backup-simplify:  Simplify x into x
* [misc]backup-simplify:  Simplify (/ 1 x) into (/ 1 x)
* [misc]taylor:  Taking taylor expansion of 4 in z
* [misc]backup-simplify:  Simplify 4 into 4
* [misc]taylor:  Taking taylor expansion of (/ 1 y) in z
* [misc]taylor:  Taking taylor expansion of y in z
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (/ 1 y) into (/ 1 y)
* [misc]backup-simplify:  Simplify (+ (/ 1 x) 4) into (+ 4 (/ 1 x))
* [misc]backup-simplify:  Simplify (/ (+ 4 (/ 1 x)) (/ 1 y)) into (* y (+ 4 (/ 1 x)))
* [misc]taylor:  Taking taylor expansion of (* (/ 1 x) (/ (/ 1 z) (/ 1 y))) in z
* [misc]taylor:  Taking taylor expansion of (/ 1 x) in z
* [misc]taylor:  Taking taylor expansion of x in z
* [misc]backup-simplify:  Simplify x into x
* [misc]backup-simplify:  Simplify (/ 1 x) into (/ 1 x)
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 z) (/ 1 y)) in z
* [misc]taylor:  Taking taylor expansion of (/ 1 z) in z
* [misc]taylor:  Taking taylor expansion of z in z
* [misc]backup-simplify:  Simplify 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 y) in z
* [misc]taylor:  Taking taylor expansion of y in z
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (/ 1 y) into (/ 1 y)
* [misc]backup-simplify:  Simplify (/ 1 (/ 1 y)) into y
* [misc]taylor:  Taking taylor expansion of (- (/ (+ (/ 1 x) 4) (/ 1 y)) (* (/ 1 x) (/ (/ 1 z) (/ 1 y)))) in y
* [misc]taylor:  Taking taylor expansion of (/ (+ (/ 1 x) 4) (/ 1 y)) in y
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 x) 4) in y
* [misc]taylor:  Taking taylor expansion of (/ 1 x) in y
* [misc]taylor:  Taking taylor expansion of x in y
* [misc]backup-simplify:  Simplify x into x
* [misc]backup-simplify:  Simplify (/ 1 x) into (/ 1 x)
* [misc]taylor:  Taking taylor expansion of 4 in y
* [misc]backup-simplify:  Simplify 4 into 4
* [misc]taylor:  Taking taylor expansion of (/ 1 y) in y
* [misc]taylor:  Taking taylor expansion of y in y
* [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 x) 4) into (+ 4 (/ 1 x))
* [misc]backup-simplify:  Simplify (/ (+ 4 (/ 1 x)) 1) into (+ 4 (/ 1 x))
* [misc]taylor:  Taking taylor expansion of (* (/ 1 x) (/ (/ 1 z) (/ 1 y))) in y
* [misc]taylor:  Taking taylor expansion of (/ 1 x) in y
* [misc]taylor:  Taking taylor expansion of x in y
* [misc]backup-simplify:  Simplify x into x
* [misc]backup-simplify:  Simplify (/ 1 x) into (/ 1 x)
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 z) (/ 1 y)) in y
* [misc]taylor:  Taking taylor expansion of (/ 1 z) in y
* [misc]taylor:  Taking taylor expansion of z in y
* [misc]backup-simplify:  Simplify z into z
* [misc]backup-simplify:  Simplify (/ 1 z) into (/ 1 z)
* [misc]taylor:  Taking taylor expansion of (/ 1 y) in y
* [misc]taylor:  Taking taylor expansion of y in y
* [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 z) 1) into (/ 1 z)
* [misc]taylor:  Taking taylor expansion of (- (/ (+ (/ 1 x) 4) (/ 1 y)) (* (/ 1 x) (/ (/ 1 z) (/ 1 y)))) in x
* [misc]taylor:  Taking taylor expansion of (/ (+ (/ 1 x) 4) (/ 1 y)) in x
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 x) 4) in x
* [misc]taylor:  Taking taylor expansion of (/ 1 x) in x
* [misc]taylor:  Taking taylor expansion of x in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of 4 in x
* [misc]backup-simplify:  Simplify 4 into 4
* [misc]taylor:  Taking taylor expansion of (/ 1 y) in x
* [misc]taylor:  Taking taylor expansion of y in x
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (/ 1 y) into (/ 1 y)
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (/ 1 (/ 1 y)) into y
* [misc]taylor:  Taking taylor expansion of (* (/ 1 x) (/ (/ 1 z) (/ 1 y))) in x
* [misc]taylor:  Taking taylor expansion of (/ 1 x) in x
* [misc]taylor:  Taking taylor expansion of x in x
* [misc]backup-simplify:  Simplify 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 z) (/ 1 y)) in x
* [misc]taylor:  Taking taylor expansion of (/ 1 z) in x
* [misc]taylor:  Taking taylor expansion of z in x
* [misc]backup-simplify:  Simplify z into z
* [misc]backup-simplify:  Simplify (/ 1 z) into (/ 1 z)
* [misc]taylor:  Taking taylor expansion of (/ 1 y) in x
* [misc]taylor:  Taking taylor expansion of y in x
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (/ 1 y) into (/ 1 y)
* [misc]backup-simplify:  Simplify (/ (/ 1 z) (/ 1 y)) into (/ y z)
* [misc]taylor:  Taking taylor expansion of (- (/ (+ (/ 1 x) 4) (/ 1 y)) (* (/ 1 x) (/ (/ 1 z) (/ 1 y)))) in x
* [misc]taylor:  Taking taylor expansion of (/ (+ (/ 1 x) 4) (/ 1 y)) in x
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 x) 4) in x
* [misc]taylor:  Taking taylor expansion of (/ 1 x) in x
* [misc]taylor:  Taking taylor expansion of x in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of 4 in x
* [misc]backup-simplify:  Simplify 4 into 4
* [misc]taylor:  Taking taylor expansion of (/ 1 y) in x
* [misc]taylor:  Taking taylor expansion of y in x
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (/ 1 y) into (/ 1 y)
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (/ 1 (/ 1 y)) into y
* [misc]taylor:  Taking taylor expansion of (* (/ 1 x) (/ (/ 1 z) (/ 1 y))) in x
* [misc]taylor:  Taking taylor expansion of (/ 1 x) in x
* [misc]taylor:  Taking taylor expansion of x in x
* [misc]backup-simplify:  Simplify 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 z) (/ 1 y)) in x
* [misc]taylor:  Taking taylor expansion of (/ 1 z) in x
* [misc]taylor:  Taking taylor expansion of z in x
* [misc]backup-simplify:  Simplify z into z
* [misc]backup-simplify:  Simplify (/ 1 z) into (/ 1 z)
* [misc]taylor:  Taking taylor expansion of (/ 1 y) in x
* [misc]taylor:  Taking taylor expansion of y in x
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (/ 1 y) into (/ 1 y)
* [misc]backup-simplify:  Simplify (/ (/ 1 z) (/ 1 y)) into (/ y z)
* [misc]backup-simplify:  Simplify (* 1 (/ y z)) into (/ y z)
* [misc]backup-simplify:  Simplify (- (/ y z)) into (- (/ y z))
* [misc]backup-simplify:  Simplify (+ y (- (/ y z))) into (- y (/ y z))
* [misc]taylor:  Taking taylor expansion of (- y (/ y z)) in y
* [misc]taylor:  Taking taylor expansion of y in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (/ y z) in y
* [misc]taylor:  Taking taylor expansion of y in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of z in y
* [misc]backup-simplify:  Simplify z into z
* [misc]backup-simplify:  Simplify (/ 1 z) into (/ 1 z)
* [misc]backup-simplify:  Simplify (- (/ 1 z)) into (- (/ 1 z))
* [misc]backup-simplify:  Simplify (+ 1 (- (/ 1 z))) into (- 1 (/ 1 z))
* [misc]taylor:  Taking taylor expansion of (- 1 (/ 1 z)) in z
* [misc]taylor:  Taking taylor expansion of 1 in z
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 z) in z
* [misc]taylor:  Taking taylor expansion of z in z
* [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 (+ 0 -1) into -1
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 4) into 4
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 y) (/ 0 y)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 4 (/ 1 y)) (+ (* y (/ 0 (/ 1 y))))) into (* 4 y)
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 z) (/ 0 z)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 y) (/ 0 y)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (/ 1 y)) (+ (* (/ y z) (/ 0 (/ 1 y))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 (/ y z))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 4 y) 0) into (* 4 y)
* [misc]taylor:  Taking taylor expansion of (* 4 y) in y
* [misc]taylor:  Taking taylor expansion of 4 in y
* [misc]backup-simplify:  Simplify 4 into 4
* [misc]taylor:  Taking taylor expansion of y in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (+ (* 4 1) (* 0 0)) into 4
* [misc]taylor:  Taking taylor expansion of 4 in z
* [misc]backup-simplify:  Simplify 4 into 4
* [misc]backup-simplify:  Simplify (- (/ 0 z) (+ (* (/ 1 z) (/ 0 z)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [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 (+ 1 0) into 1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (/ 1 y)) (+ (* y (/ 0 (/ 1 y))) (* (* 4 y) (/ 0 (/ 1 y))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 z) (/ 0 z)) (* 0 (/ 0 z)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (/ 1 y)) (+ (* (/ y z) (/ 0 (/ 1 y))) (* 0 (/ 0 (/ 1 y))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 (/ y z)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 4 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 z) (+ (* (/ 1 z) (/ 0 z)) (* 0 (/ 0 z)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 4 into 4
* [misc]backup-simplify:  Simplify (+ (* 4 (* 1 (* (/ 1 y) 1))) (+ (* 1 (* 1 (* (/ 1 y) (/ 1 (/ 1 x))))) (* -1 (* (/ 1 (/ 1 z)) (* (/ 1 y) (/ 1 (/ 1 x))))))) into (- (+ (* 4 (/ 1 y)) (/ x y)) (/ (* z x) y))
* [misc]approximate:  Taking taylor expansion of (- (/ (+ (/ 1 (- x)) 4) (/ 1 (- y))) (* (/ 1 (- x)) (/ (/ 1 (- z)) (/ 1 (- y))))) in (x y z) around 0
* [misc]taylor:  Taking taylor expansion of (- (/ (+ (/ 1 (- x)) 4) (/ 1 (- y))) (* (/ 1 (- x)) (/ (/ 1 (- z)) (/ 1 (- y))))) in z
* [misc]taylor:  Taking taylor expansion of (/ (+ (/ 1 (- x)) 4) (/ 1 (- y))) in z
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 (- x)) 4) in z
* [misc]taylor:  Taking taylor expansion of (/ 1 (- x)) in z
* [misc]taylor:  Taking taylor expansion of (- x) in z
* [misc]taylor:  Taking taylor expansion of x in z
* [misc]backup-simplify:  Simplify x into x
* [misc]backup-simplify:  Simplify (- x) into (- x)
* [misc]backup-simplify:  Simplify (- x) into (- x)
* [misc]backup-simplify:  Simplify (/ 1 (- x)) into (/ -1 x)
* [misc]taylor:  Taking taylor expansion of 4 in z
* [misc]backup-simplify:  Simplify 4 into 4
* [misc]taylor:  Taking taylor expansion of (/ 1 (- y)) in z
* [misc]taylor:  Taking taylor expansion of (- y) in z
* [misc]taylor:  Taking taylor expansion of y in z
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (/ 1 (- y)) into (/ -1 y)
* [misc]backup-simplify:  Simplify (+ (/ -1 x) 4) into (- 4 (/ 1 x))
* [misc]backup-simplify:  Simplify (/ (- 4 (/ 1 x)) (/ -1 y)) into (* -1 (* y (- 4 (/ 1 x))))
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- x)) (/ (/ 1 (- z)) (/ 1 (- y)))) in z
* [misc]taylor:  Taking taylor expansion of (/ 1 (- x)) in z
* [misc]taylor:  Taking taylor expansion of (- x) in z
* [misc]taylor:  Taking taylor expansion of x in z
* [misc]backup-simplify:  Simplify x into x
* [misc]backup-simplify:  Simplify (- x) into (- x)
* [misc]backup-simplify:  Simplify (- x) into (- x)
* [misc]backup-simplify:  Simplify (/ 1 (- x)) into (/ -1 x)
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 (- z)) (/ 1 (- y))) in z
* [misc]taylor:  Taking taylor expansion of (/ 1 (- z)) in z
* [misc]taylor:  Taking taylor expansion of (- z) in z
* [misc]taylor:  Taking taylor expansion of z in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 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 (- y)) in z
* [misc]taylor:  Taking taylor expansion of (- y) in z
* [misc]taylor:  Taking taylor expansion of y in z
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (/ 1 (- y)) into (/ -1 y)
* [misc]backup-simplify:  Simplify (/ -1 (/ -1 y)) into y
* [misc]taylor:  Taking taylor expansion of (- (/ (+ (/ 1 (- x)) 4) (/ 1 (- y))) (* (/ 1 (- x)) (/ (/ 1 (- z)) (/ 1 (- y))))) in y
* [misc]taylor:  Taking taylor expansion of (/ (+ (/ 1 (- x)) 4) (/ 1 (- y))) in y
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 (- x)) 4) in y
* [misc]taylor:  Taking taylor expansion of (/ 1 (- x)) in y
* [misc]taylor:  Taking taylor expansion of (- x) in y
* [misc]taylor:  Taking taylor expansion of x in y
* [misc]backup-simplify:  Simplify x into x
* [misc]backup-simplify:  Simplify (- x) into (- x)
* [misc]backup-simplify:  Simplify (- x) into (- x)
* [misc]backup-simplify:  Simplify (/ 1 (- x)) into (/ -1 x)
* [misc]taylor:  Taking taylor expansion of 4 in y
* [misc]backup-simplify:  Simplify 4 into 4
* [misc]taylor:  Taking taylor expansion of (/ 1 (- y)) in y
* [misc]taylor:  Taking taylor expansion of (- y) in y
* [misc]taylor:  Taking taylor expansion of y in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 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 x) 4) into (- 4 (/ 1 x))
* [misc]backup-simplify:  Simplify (/ (- 4 (/ 1 x)) -1) into (* -1 (- 4 (/ 1 x)))
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- x)) (/ (/ 1 (- z)) (/ 1 (- y)))) in y
* [misc]taylor:  Taking taylor expansion of (/ 1 (- x)) in y
* [misc]taylor:  Taking taylor expansion of (- x) in y
* [misc]taylor:  Taking taylor expansion of x in y
* [misc]backup-simplify:  Simplify x into x
* [misc]backup-simplify:  Simplify (- x) into (- x)
* [misc]backup-simplify:  Simplify (- x) into (- x)
* [misc]backup-simplify:  Simplify (/ 1 (- x)) into (/ -1 x)
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 (- z)) (/ 1 (- y))) in y
* [misc]taylor:  Taking taylor expansion of (/ 1 (- z)) in y
* [misc]taylor:  Taking taylor expansion of (- z) in y
* [misc]taylor:  Taking taylor expansion of z in y
* [misc]backup-simplify:  Simplify z into z
* [misc]backup-simplify:  Simplify (- z) into (- z)
* [misc]backup-simplify:  Simplify (- z) into (- z)
* [misc]backup-simplify:  Simplify (/ 1 (- z)) into (/ -1 z)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- y)) in y
* [misc]taylor:  Taking taylor expansion of (- y) in y
* [misc]taylor:  Taking taylor expansion of y in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 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 z) -1) into (/ 1 z)
* [misc]taylor:  Taking taylor expansion of (- (/ (+ (/ 1 (- x)) 4) (/ 1 (- y))) (* (/ 1 (- x)) (/ (/ 1 (- z)) (/ 1 (- y))))) in x
* [misc]taylor:  Taking taylor expansion of (/ (+ (/ 1 (- x)) 4) (/ 1 (- y))) in x
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 (- x)) 4) in x
* [misc]taylor:  Taking taylor expansion of (/ 1 (- x)) in x
* [misc]taylor:  Taking taylor expansion of (- x) in x
* [misc]taylor:  Taking taylor expansion of x in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of 4 in x
* [misc]backup-simplify:  Simplify 4 into 4
* [misc]taylor:  Taking taylor expansion of (/ 1 (- y)) in x
* [misc]taylor:  Taking taylor expansion of (- y) in x
* [misc]taylor:  Taking taylor expansion of y in x
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (/ 1 (- y)) into (/ -1 y)
* [misc]backup-simplify:  Simplify (+ -1 0) into -1
* [misc]backup-simplify:  Simplify (/ -1 (/ -1 y)) into y
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- x)) (/ (/ 1 (- z)) (/ 1 (- y)))) in x
* [misc]taylor:  Taking taylor expansion of (/ 1 (- x)) in x
* [misc]taylor:  Taking taylor expansion of (- x) in x
* [misc]taylor:  Taking taylor expansion of x in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 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 (- z)) (/ 1 (- y))) in x
* [misc]taylor:  Taking taylor expansion of (/ 1 (- z)) in x
* [misc]taylor:  Taking taylor expansion of (- z) in x
* [misc]taylor:  Taking taylor expansion of z in x
* [misc]backup-simplify:  Simplify z into z
* [misc]backup-simplify:  Simplify (- z) into (- z)
* [misc]backup-simplify:  Simplify (- z) into (- z)
* [misc]backup-simplify:  Simplify (/ 1 (- z)) into (/ -1 z)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- y)) in x
* [misc]taylor:  Taking taylor expansion of (- y) in x
* [misc]taylor:  Taking taylor expansion of y in x
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (/ 1 (- y)) into (/ -1 y)
* [misc]backup-simplify:  Simplify (/ (/ -1 z) (/ -1 y)) into (/ y z)
* [misc]taylor:  Taking taylor expansion of (- (/ (+ (/ 1 (- x)) 4) (/ 1 (- y))) (* (/ 1 (- x)) (/ (/ 1 (- z)) (/ 1 (- y))))) in x
* [misc]taylor:  Taking taylor expansion of (/ (+ (/ 1 (- x)) 4) (/ 1 (- y))) in x
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 (- x)) 4) in x
* [misc]taylor:  Taking taylor expansion of (/ 1 (- x)) in x
* [misc]taylor:  Taking taylor expansion of (- x) in x
* [misc]taylor:  Taking taylor expansion of x in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of 4 in x
* [misc]backup-simplify:  Simplify 4 into 4
* [misc]taylor:  Taking taylor expansion of (/ 1 (- y)) in x
* [misc]taylor:  Taking taylor expansion of (- y) in x
* [misc]taylor:  Taking taylor expansion of y in x
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (/ 1 (- y)) into (/ -1 y)
* [misc]backup-simplify:  Simplify (+ -1 0) into -1
* [misc]backup-simplify:  Simplify (/ -1 (/ -1 y)) into y
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- x)) (/ (/ 1 (- z)) (/ 1 (- y)))) in x
* [misc]taylor:  Taking taylor expansion of (/ 1 (- x)) in x
* [misc]taylor:  Taking taylor expansion of (- x) in x
* [misc]taylor:  Taking taylor expansion of x in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 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 (- z)) (/ 1 (- y))) in x
* [misc]taylor:  Taking taylor expansion of (/ 1 (- z)) in x
* [misc]taylor:  Taking taylor expansion of (- z) in x
* [misc]taylor:  Taking taylor expansion of z in x
* [misc]backup-simplify:  Simplify z into z
* [misc]backup-simplify:  Simplify (- z) into (- z)
* [misc]backup-simplify:  Simplify (- z) into (- z)
* [misc]backup-simplify:  Simplify (/ 1 (- z)) into (/ -1 z)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- y)) in x
* [misc]taylor:  Taking taylor expansion of (- y) in x
* [misc]taylor:  Taking taylor expansion of y in x
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (/ 1 (- y)) into (/ -1 y)
* [misc]backup-simplify:  Simplify (/ (/ -1 z) (/ -1 y)) into (/ y z)
* [misc]backup-simplify:  Simplify (* -1 (/ y z)) into (* -1 (/ y z))
* [misc]backup-simplify:  Simplify (- (* -1 (/ y z))) into (/ y z)
* [misc]backup-simplify:  Simplify (+ y (/ y z)) into (+ y (/ y z))
* [misc]taylor:  Taking taylor expansion of (+ y (/ y z)) in y
* [misc]taylor:  Taking taylor expansion of y in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (/ y z) in y
* [misc]taylor:  Taking taylor expansion of y in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of z in y
* [misc]backup-simplify:  Simplify z into z
* [misc]backup-simplify:  Simplify (/ 1 z) into (/ 1 z)
* [misc]backup-simplify:  Simplify (+ 1 (/ 1 z)) into (+ 1 (/ 1 z))
* [misc]taylor:  Taking taylor expansion of (+ 1 (/ 1 z)) in z
* [misc]taylor:  Taking taylor expansion of 1 in z
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 z) in z
* [misc]taylor:  Taking taylor expansion of z in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (+ 0 1) 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 (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 4) into 4
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 y) (/ 0 (- y))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 4 (/ -1 y)) (+ (* y (/ 0 (/ -1 y))))) into (- (* 4 y))
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- z) into (- z)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 z) (/ 0 (- z))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 y) (/ 0 (- y))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (/ -1 y)) (+ (* (/ y z) (/ 0 (/ -1 y))))) 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 (/ y z))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ (- (* 4 y)) 0) into (- (* 4 y))
* [misc]taylor:  Taking taylor expansion of (- (* 4 y)) in y
* [misc]taylor:  Taking taylor expansion of (* 4 y) in y
* [misc]taylor:  Taking taylor expansion of 4 in y
* [misc]backup-simplify:  Simplify 4 into 4
* [misc]taylor:  Taking taylor expansion of y in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (+ (* 4 1) (* 0 0)) into 4
* [misc]backup-simplify:  Simplify (- 4) into -4
* [misc]taylor:  Taking taylor expansion of -4 in z
* [misc]backup-simplify:  Simplify -4 into -4
* [misc]backup-simplify:  Simplify (- (/ 0 z) (+ (* (/ 1 z) (/ 0 z)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 1 0) 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 (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 y) (/ 0 (- y))) (* 0 (/ 0 (- y))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (/ -1 y)) (+ (* y (/ 0 (/ -1 y))) (* (- (* 4 y)) (/ 0 (/ -1 y))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- z) into (- z)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- z) into (- z)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 z) (/ 0 (- z))) (* 0 (/ 0 (- z))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 y) (/ 0 (- y))) (* 0 (/ 0 (- y))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (/ -1 y)) (+ (* (/ y z) (/ 0 (/ -1 y))) (* 0 (/ 0 (/ -1 y))))) 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 (/ y z)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 4 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 z) (+ (* (/ 1 z) (/ 0 z)) (* 0 (/ 0 z)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify -4 into -4
* [misc]backup-simplify:  Simplify (+ (* -4 (* 1 (* (/ 1 (- y)) 1))) (+ (* 1 (* 1 (* (/ 1 (- y)) (/ 1 (/ 1 (- x)))))) (* 1 (* (/ 1 (/ 1 (- z))) (* (/ 1 (- y)) (/ 1 (/ 1 (- x)))))))) into (- (+ (* 4 (/ 1 y)) (/ x y)) (/ (* z x) y))
* * * [misc]progress:  simplifying candidates
* * * * [misc]progress:  [ 1 / 33 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (- (/ (+ x 4) y) (pow (* x (/ z y)) 1))))>
* * * * [misc]progress:  [ 2 / 33 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (- (/ (+ x 4) y) (exp (log (* x (/ z y)))))))>
* [enter]simplify:  Simplifying (log (* x (/ z y)))
* * [misc]simplify:  iters left: 5 (6 enodes)
* * [misc]simplify:  iters left: 4 (12 enodes)
* * [misc]simplify:  iters left: 3 (22 enodes)
* * [misc]simplify:  iters left: 2 (33 enodes)
* * [misc]simplify:  iters left: 1 (48 enodes)
* [exit]simplify:  Simplified to (log (/ z (/ y x)))
* [exit]simplify:  Simplified to (log (/ z (/ y x)))
* * * * [misc]progress:  [ 3 / 33 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (- (/ (+ x 4) y) (log (exp (* x (/ z y)))))))>
* [enter]simplify:  Simplifying (exp (* x (/ z y)))
* * [misc]simplify:  iters left: 5 (6 enodes)
* * [misc]simplify:  iters left: 4 (11 enodes)
* * [misc]simplify:  iters left: 3 (15 enodes)
* * [misc]simplify:  iters left: 2 (17 enodes)
* * [misc]simplify:  iters left: 1 (19 enodes)
* [exit]simplify:  Simplified to (pow (exp x) (/ z y))
* [exit]simplify:  Simplified to (pow (exp x) (/ z y))
* * * * [misc]progress:  [ 4 / 33 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (- (/ (+ x 4) y) (* (* (cbrt (* x (/ z y))) (cbrt (* x (/ z y)))) (cbrt (* x (/ z y)))))))>
* [enter]simplify:  Simplifying (* (cbrt (* x (/ z y))) (cbrt (* x (/ z y))))
* * [misc]simplify:  iters left: 6 (7 enodes)
* * [misc]simplify:  iters left: 5 (10 enodes)
* * [misc]simplify:  iters left: 4 (14 enodes)
* * [misc]simplify:  iters left: 3 (16 enodes)
* * [misc]simplify:  iters left: 2 (18 enodes)
* * [misc]simplify:  iters left: 1 (19 enodes)
* [exit]simplify:  Simplified to (* (cbrt (/ z (/ y x))) (cbrt (/ z (/ y x))))
* [exit]simplify:  Simplified to (* (cbrt (/ z (/ y x))) (cbrt (/ z (/ y x))))
* [enter]simplify:  Simplifying (cbrt (* x (/ z y)))
* * [misc]simplify:  iters left: 5 (6 enodes)
* * [misc]simplify:  iters left: 4 (9 enodes)
* * [misc]simplify:  iters left: 3 (13 enodes)
* * [misc]simplify:  iters left: 2 (15 enodes)
* * [misc]simplify:  iters left: 1 (17 enodes)
* [exit]simplify:  Simplified to (cbrt (* (/ x y) z))
* [exit]simplify:  Simplified to (cbrt (* (/ x y) z))
* * * * [misc]progress:  [ 5 / 33 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (- (/ (+ x 4) y) (cbrt (* (* (* x (/ z y)) (* x (/ z y))) (* x (/ z y)))))))>
* [enter]simplify:  Simplifying (* (* (* x (/ z y)) (* x (/ z y))) (* x (/ z y)))
* * [misc]simplify:  iters left: 6 (7 enodes)
* * [misc]simplify:  iters left: 5 (17 enodes)
* * [misc]simplify:  iters left: 4 (55 enodes)
* * [misc]simplify:  iters left: 3 (178 enodes)
* * [misc]simplify:  iters left: 2 (466 enodes)
* [exit]simplify:  Simplified to (pow (* z (/ x y)) 3)
* [exit]simplify:  Simplified to (pow (* z (/ x y)) 3)
* * * * [misc]progress:  [ 6 / 33 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (- (/ (+ x 4) y) (* (sqrt (* x (/ z y))) (sqrt (* x (/ z y)))))))>
* [enter]simplify:  Simplifying (sqrt (* x (/ z y)))
* * [misc]simplify:  iters left: 5 (6 enodes)
* * [misc]simplify:  iters left: 4 (9 enodes)
* * [misc]simplify:  iters left: 3 (13 enodes)
* * [misc]simplify:  iters left: 2 (15 enodes)
* * [misc]simplify:  iters left: 1 (17 enodes)
* [exit]simplify:  Simplified to (sqrt (* (/ x y) z))
* [exit]simplify:  Simplified to (sqrt (* (/ x y) z))
* [enter]simplify:  Simplifying (sqrt (* x (/ z y)))
* * [misc]simplify:  iters left: 5 (6 enodes)
* * [misc]simplify:  iters left: 4 (9 enodes)
* * [misc]simplify:  iters left: 3 (13 enodes)
* * [misc]simplify:  iters left: 2 (15 enodes)
* * [misc]simplify:  iters left: 1 (17 enodes)
* [exit]simplify:  Simplified to (sqrt (* (/ x y) z))
* [exit]simplify:  Simplified to (sqrt (* (/ x y) z))
* * * * [misc]progress:  [ 7 / 33 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (- (/ (+ x 4) y) (* 1 (* x (/ z y))))))>
* * * * [misc]progress:  [ 8 / 33 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (- (/ (+ x 4) y) (* (* x (* (cbrt (/ z y)) (cbrt (/ z y)))) (cbrt (/ z y))))))>
* [enter]simplify:  Simplifying (* x (* (cbrt (/ z y)) (cbrt (/ z y))))
* * [misc]simplify:  iters left: 6 (7 enodes)
* * [misc]simplify:  iters left: 5 (10 enodes)
* * [misc]simplify:  iters left: 4 (12 enodes)
* [exit]simplify:  Simplified to (* (* x (cbrt (/ z y))) (cbrt (/ z y)))
* [exit]simplify:  Simplified to (* (* x (cbrt (/ z y))) (cbrt (/ z y)))
* * * * [misc]progress:  [ 9 / 33 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (- (/ (+ x 4) y) (* (* x (sqrt (/ z y))) (sqrt (/ z y))))))>
* [enter]simplify:  Simplifying (* x (sqrt (/ z y)))
* * [misc]simplify:  iters left: 5 (6 enodes)
* * [misc]simplify:  iters left: 4 (7 enodes)
* [exit]simplify:  Simplified to (* x (sqrt (/ z y)))
* [exit]simplify:  Simplified to (* x (sqrt (/ z y)))
* * * * [misc]progress:  [ 10 / 33 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (- (/ (+ x 4) y) (* (* x 1) (/ z y)))))>
* [enter]simplify:  Simplifying (* x 1)
* * [misc]simplify:  iters left: 2 (3 enodes)
* * [misc]simplify:  iters left: 1 (5 enodes)
* [exit]simplify:  Simplified to x
* [exit]simplify:  Simplified to x
* * * * [misc]progress:  [ 11 / 33 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (- (/ (+ x 4) y) (* (* x z) (/ 1 y)))))>
* [enter]simplify:  Simplifying (* x z)
* * [misc]simplify:  iters left: 2 (3 enodes)
* * [misc]simplify:  iters left: 1 (4 enodes)
* [exit]simplify:  Simplified to (* z x)
* [exit]simplify:  Simplified to (* z x)
* * * * [misc]progress:  [ 12 / 33 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (- (/ (+ x 4) y) (/ (* x z) y))))>
* [enter]simplify:  Simplifying (* x z)
* * [misc]simplify:  iters left: 2 (3 enodes)
* * [misc]simplify:  iters left: 1 (4 enodes)
* [exit]simplify:  Simplified to (* z x)
* [exit]simplify:  Simplified to (* z x)
* * * * [misc]progress:  [ 13 / 33 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (- (/ (+ x 4) y) (* (/ z y) x))))>
* * * * [misc]progress:  [ 14 / 33 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (log (/ (exp (/ (+ x 4) y)) (exp (* x (/ z y)))))))>
* [enter]simplify:  Simplifying (/ (exp (/ (+ x 4) y)) (exp (* x (/ z y))))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (19 enodes)
* * [misc]simplify:  iters left: 4 (25 enodes)
* * [misc]simplify:  iters left: 3 (39 enodes)
* * [misc]simplify:  iters left: 2 (62 enodes)
* * [misc]simplify:  iters left: 1 (82 enodes)
* [exit]simplify:  Simplified to (exp (- (/ (+ 4 x) y) (* (/ z y) x)))
* [exit]simplify:  Simplified to (exp (- (/ (+ 4 x) y) (* (/ z y) x)))
* * * * [misc]progress:  [ 15 / 33 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (pow (- (/ (+ x 4) y) (* x (/ z y))) 1)))>
* * * * [misc]progress:  [ 16 / 33 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (exp (log (- (/ (+ x 4) y) (* x (/ z y)))))))>
* [enter]simplify:  Simplifying (log (- (/ (+ x 4) y) (* x (/ z y))))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (16 enodes)
* * [misc]simplify:  iters left: 4 (29 enodes)
* * [misc]simplify:  iters left: 3 (37 enodes)
* * [misc]simplify:  iters left: 2 (45 enodes)
* * [misc]simplify:  iters left: 1 (51 enodes)
* [exit]simplify:  Simplified to (log (- (/ (+ 4 x) y) (* x (/ z y))))
* [exit]simplify:  Simplified to (log (- (/ (+ 4 x) y) (* x (/ z y))))
* * * * [misc]progress:  [ 17 / 33 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (log (exp (- (/ (+ x 4) y) (* x (/ z y)))))))>
* [enter]simplify:  Simplifying (exp (- (/ (+ x 4) y) (* x (/ z y))))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (19 enodes)
* * [misc]simplify:  iters left: 4 (38 enodes)
* * [misc]simplify:  iters left: 3 (55 enodes)
* * [misc]simplify:  iters left: 2 (71 enodes)
* * [misc]simplify:  iters left: 1 (83 enodes)
* [exit]simplify:  Simplified to (exp (- (/ (+ 4 x) y) (* x (/ z y))))
* [exit]simplify:  Simplified to (exp (- (/ (+ 4 x) y) (* x (/ z y))))
* * * * [misc]progress:  [ 18 / 33 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (* (* (cbrt (- (/ (+ x 4) y) (* x (/ z y)))) (cbrt (- (/ (+ x 4) y) (* x (/ z y))))) (cbrt (- (/ (+ x 4) y) (* x (/ z y)))))))>
* [enter]simplify:  Simplifying (* (cbrt (- (/ (+ x 4) y) (* x (/ z y)))) (cbrt (- (/ (+ x 4) y) (* x (/ z y)))))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (17 enodes)
* * [misc]simplify:  iters left: 4 (30 enodes)
* * [misc]simplify:  iters left: 3 (38 enodes)
* * [misc]simplify:  iters left: 2 (46 enodes)
* * [misc]simplify:  iters left: 1 (52 enodes)
* [exit]simplify:  Simplified to (* (cbrt (- (/ (+ 4 x) y) (* x (/ z y)))) (cbrt (- (/ (+ 4 x) y) (* x (/ z y)))))
* [exit]simplify:  Simplified to (* (cbrt (- (/ (+ 4 x) y) (* x (/ z y)))) (cbrt (- (/ (+ 4 x) y) (* x (/ z y)))))
* [enter]simplify:  Simplifying (cbrt (- (/ (+ x 4) y) (* x (/ z y))))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (16 enodes)
* * [misc]simplify:  iters left: 4 (29 enodes)
* * [misc]simplify:  iters left: 3 (37 enodes)
* * [misc]simplify:  iters left: 2 (45 enodes)
* * [misc]simplify:  iters left: 1 (51 enodes)
* [exit]simplify:  Simplified to (cbrt (- (/ (+ 4 x) y) (* x (/ z y))))
* [exit]simplify:  Simplified to (cbrt (- (/ (+ 4 x) y) (* x (/ z y))))
* * * * [misc]progress:  [ 19 / 33 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (cbrt (* (* (- (/ (+ x 4) y) (* x (/ z y))) (- (/ (+ x 4) y) (* x (/ z y)))) (- (/ (+ x 4) y) (* x (/ z y)))))))>
* [enter]simplify:  Simplifying (* (* (- (/ (+ x 4) y) (* x (/ z y))) (- (/ (+ x 4) y) (* x (/ z y)))) (- (/ (+ x 4) y) (* x (/ z y))))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (18 enodes)
* * [misc]simplify:  iters left: 4 (45 enodes)
* * [misc]simplify:  iters left: 3 (157 enodes)
* [exit]simplify:  Simplified to (pow (- (/ (+ 4 x) y) (* x (/ z y))) 3)
* [exit]simplify:  Simplified to (pow (- (/ (+ 4 x) y) (* x (/ z y))) 3)
* * * * [misc]progress:  [ 20 / 33 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (* (sqrt (- (/ (+ x 4) y) (* x (/ z y)))) (sqrt (- (/ (+ x 4) y) (* x (/ z y)))))))>
* [enter]simplify:  Simplifying (sqrt (- (/ (+ x 4) y) (* x (/ z y))))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (16 enodes)
* * [misc]simplify:  iters left: 4 (29 enodes)
* * [misc]simplify:  iters left: 3 (37 enodes)
* * [misc]simplify:  iters left: 2 (45 enodes)
* * [misc]simplify:  iters left: 1 (51 enodes)
* [exit]simplify:  Simplified to (sqrt (- (/ (+ 4 x) y) (* x (/ z y))))
* [exit]simplify:  Simplified to (sqrt (- (/ (+ 4 x) y) (* x (/ z y))))
* [enter]simplify:  Simplifying (sqrt (- (/ (+ x 4) y) (* x (/ z y))))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (16 enodes)
* * [misc]simplify:  iters left: 4 (29 enodes)
* * [misc]simplify:  iters left: 3 (37 enodes)
* * [misc]simplify:  iters left: 2 (45 enodes)
* * [misc]simplify:  iters left: 1 (51 enodes)
* [exit]simplify:  Simplified to (sqrt (- (/ (+ 4 x) y) (* x (/ z y))))
* [exit]simplify:  Simplified to (sqrt (- (/ (+ 4 x) y) (* x (/ z y))))
* * * * [misc]progress:  [ 21 / 33 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (/ (- (+ x 4) (* x z)) y)))>
* [enter]simplify:  Simplifying (- (+ x 4) (* x z))
* * [misc]simplify:  iters left: 4 (6 enodes)
* * [misc]simplify:  iters left: 3 (12 enodes)
* * [misc]simplify:  iters left: 2 (26 enodes)
* * [misc]simplify:  iters left: 1 (36 enodes)
* [exit]simplify:  Simplified to (- (+ 4 x) (* z x))
* [exit]simplify:  Simplified to (- (+ 4 x) (* z x))
* * * * [misc]progress:  [ 22 / 33 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (/ (- (* (+ x 4) y) (* y (* x z))) (* y y))))>
* [enter]simplify:  Simplifying (- (* (+ x 4) y) (* y (* x z)))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (17 enodes)
* * [misc]simplify:  iters left: 4 (42 enodes)
* * [misc]simplify:  iters left: 3 (84 enodes)
* * [misc]simplify:  iters left: 2 (119 enodes)
* * [misc]simplify:  iters left: 1 (144 enodes)
* [exit]simplify:  Simplified to (* (- (+ 4 x) (* z x)) y)
* [exit]simplify:  Simplified to (* (- (+ 4 x) (* z x)) y)
* [enter]simplify:  Simplifying (* y y)
* * [misc]simplify:  iters left: 2 (2 enodes)
* [exit]simplify:  Simplified to (* y y)
* [exit]simplify:  Simplified to (* y y)
* * * * [misc]progress:  [ 23 / 33 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (/ (- (pow (/ (+ x 4) y) 3) (pow (* x (/ z y)) 3)) (+ (* (/ (+ x 4) y) (/ (+ x 4) y)) (+ (* (* x (/ z y)) (* x (/ z y))) (* (/ (+ x 4) y) (* x (/ z y))))))))>
* [enter]simplify:  Simplifying (- (pow (/ (+ x 4) y) 3) (pow (* x (/ z y)) 3))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (30 enodes)
* * [misc]simplify:  iters left: 4 (94 enodes)
* * [misc]simplify:  iters left: 3 (400 enodes)
* [exit]simplify:  Simplified to (- (pow (/ (+ 4 x) y) 3) (pow (* x (/ z y)) 3))
* [exit]simplify:  Simplified to (- (pow (/ (+ 4 x) y) 3) (pow (* x (/ z y)) 3))
* [enter]simplify:  Simplifying (+ (* (/ (+ x 4) y) (/ (+ x 4) y)) (+ (* (* x (/ z y)) (* x (/ z y))) (* (/ (+ x 4) y) (* x (/ z y)))))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (36 enodes)
* * [misc]simplify:  iters left: 4 (113 enodes)
* * [misc]simplify:  iters left: 3 (238 enodes)
* * [misc]simplify:  iters left: 2 (465 enodes)
* [exit]simplify:  Simplified to (+ (* (+ (/ (+ 4 x) y) (/ z (/ y x))) (/ z (/ y x))) (* (/ (+ 4 x) y) (/ (+ 4 x) y)))
* [exit]simplify:  Simplified to (+ (* (+ (/ (+ 4 x) y) (/ z (/ y x))) (/ z (/ y x))) (* (/ (+ 4 x) y) (/ (+ 4 x) y)))
* * * * [misc]progress:  [ 24 / 33 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (+ (/ (+ x 4) y) (- (* x (/ z y))))))>
* [enter]simplify:  Simplifying (- (* x (/ z y)))
* * [misc]simplify:  iters left: 6 (6 enodes)
* * [misc]simplify:  iters left: 5 (13 enodes)
* * [misc]simplify:  iters left: 4 (25 enodes)
* * [misc]simplify:  iters left: 3 (31 enodes)
* * [misc]simplify:  iters left: 2 (38 enodes)
* * [misc]simplify:  iters left: 1 (44 enodes)
* [exit]simplify:  Simplified to (/ (- z) (/ y x))
* [exit]simplify:  Simplified to (/ (- z) (/ y x))
* * * * [misc]progress:  [ 25 / 33 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (* 1 (- (/ (+ x 4) y) (* x (/ z y))))))>
* * * * [misc]progress:  [ 26 / 33 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (/ (- (* (/ (+ x 4) y) (/ (+ x 4) y)) (* (* x (/ z y)) (* x (/ z y)))) (+ (/ (+ x 4) y) (* x (/ z y))))))>
* [enter]simplify:  Simplifying (- (* (/ (+ x 4) y) (/ (+ x 4) y)) (* (* x (/ z y)) (* x (/ z y))))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (28 enodes)
* * [misc]simplify:  iters left: 4 (80 enodes)
* * [misc]simplify:  iters left: 3 (214 enodes)
* [exit]simplify:  Simplified to (* (+ (/ (+ 4 x) y) (/ z (/ y x))) (- (/ (+ 4 x) y) (/ z (/ y x))))
* [exit]simplify:  Simplified to (* (+ (/ (+ 4 x) y) (/ z (/ y x))) (- (/ (+ 4 x) y) (/ z (/ y x))))
* [enter]simplify:  Simplifying (+ (/ (+ x 4) y) (* x (/ z y)))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (14 enodes)
* * [misc]simplify:  iters left: 4 (18 enodes)
* * [misc]simplify:  iters left: 3 (20 enodes)
* * [misc]simplify:  iters left: 2 (22 enodes)
* * [misc]simplify:  iters left: 1 (23 enodes)
* [exit]simplify:  Simplified to (+ (/ x (/ y z)) (/ (+ 4 x) y))
* [exit]simplify:  Simplified to (+ (/ x (/ y z)) (/ (+ 4 x) y))
* * * * [misc]progress:  [ 27 / 33 ] simplifiying candidate #<alt-delta (λ (x y z) (fabs (+ (/ (+ x 4) y) (- (* x (/ z y))))))>
* [enter]simplify:  Simplifying (- (* x (/ z y)))
* * [misc]simplify:  iters left: 6 (6 enodes)
* * [misc]simplify:  iters left: 5 (13 enodes)
* * [misc]simplify:  iters left: 4 (25 enodes)
* * [misc]simplify:  iters left: 3 (31 enodes)
* * [misc]simplify:  iters left: 2 (38 enodes)
* * [misc]simplify:  iters left: 1 (44 enodes)
* [exit]simplify:  Simplified to (/ (- z) (/ y x))
* [exit]simplify:  Simplified to (/ (- z) (/ y x))
* * * * [misc]progress:  [ 28 / 33 ] simplifiying candidate #<alt-event (λ (x y z) (fabs (- (/ (+ x 4) y) (/ (* z x) y))))>
* [enter]simplify:  Simplifying (fabs (- (/ (+ x 4) y) (/ (* z x) y)))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (16 enodes)
* * [misc]simplify:  iters left: 4 (23 enodes)
* * [misc]simplify:  iters left: 3 (36 enodes)
* * [misc]simplify:  iters left: 2 (45 enodes)
* * [misc]simplify:  iters left: 1 (51 enodes)
* [exit]simplify:  Simplified to (fabs (- (/ (+ 4 x) y) (* z (/ x y))))
* * * * [misc]progress:  [ 29 / 33 ] simplifiying candidate #<alt-event (λ (x y z) (fabs (- (/ (+ x 4) y) (/ (* z x) y))))>
* [enter]simplify:  Simplifying (fabs (- (/ (+ x 4) y) (/ (* z x) y)))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (16 enodes)
* * [misc]simplify:  iters left: 4 (23 enodes)
* * [misc]simplify:  iters left: 3 (36 enodes)
* * [misc]simplify:  iters left: 2 (45 enodes)
* * [misc]simplify:  iters left: 1 (51 enodes)
* [exit]simplify:  Simplified to (fabs (- (/ (+ 4 x) y) (* z (/ x y))))
* * * * [misc]progress:  [ 30 / 33 ] simplifiying candidate #<alt-event (λ (x y z) (fabs (- (/ (+ x 4) y) (/ (* z x) y))))>
* [enter]simplify:  Simplifying (fabs (- (/ (+ x 4) y) (/ (* z x) y)))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (16 enodes)
* * [misc]simplify:  iters left: 4 (23 enodes)
* * [misc]simplify:  iters left: 3 (36 enodes)
* * [misc]simplify:  iters left: 2 (45 enodes)
* * [misc]simplify:  iters left: 1 (51 enodes)
* [exit]simplify:  Simplified to (fabs (- (/ (+ 4 x) y) (* z (/ x y))))
* * * * [misc]progress:  [ 31 / 33 ] simplifiying candidate #<alt-event (λ (x y z) (fabs (- (+ (* 4 (/ 1 y)) (/ x y)) (/ (* z x) y))))>
* [enter]simplify:  Simplifying (fabs (- (+ (* 4 (/ 1 y)) (/ x y)) (/ (* z x) y)))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (26 enodes)
* * [misc]simplify:  iters left: 4 (42 enodes)
* * [misc]simplify:  iters left: 3 (62 enodes)
* * [misc]simplify:  iters left: 2 (76 enodes)
* * [misc]simplify:  iters left: 1 (86 enodes)
* [exit]simplify:  Simplified to (fabs (+ (* (/ x y) (- z)) (+ (/ 4 y) (/ x y))))
* * * * [misc]progress:  [ 32 / 33 ] simplifiying candidate #<alt-event (λ (x y z) (fabs (- (+ (* 4 (/ 1 y)) (/ x y)) (/ (* z x) y))))>
* [enter]simplify:  Simplifying (fabs (- (+ (* 4 (/ 1 y)) (/ x y)) (/ (* z x) y)))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (26 enodes)
* * [misc]simplify:  iters left: 4 (42 enodes)
* * [misc]simplify:  iters left: 3 (62 enodes)
* * [misc]simplify:  iters left: 2 (76 enodes)
* * [misc]simplify:  iters left: 1 (86 enodes)
* [exit]simplify:  Simplified to (fabs (+ (* (/ x y) (- z)) (+ (/ 4 y) (/ x y))))
* * * * [misc]progress:  [ 33 / 33 ] simplifiying candidate #<alt-event (λ (x y z) (fabs (- (+ (* 4 (/ 1 y)) (/ x y)) (/ (* z x) y))))>
* [enter]simplify:  Simplifying (fabs (- (+ (* 4 (/ 1 y)) (/ x y)) (/ (* z x) y)))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (26 enodes)
* * [misc]simplify:  iters left: 4 (42 enodes)
* * [misc]simplify:  iters left: 3 (62 enodes)
* * [misc]simplify:  iters left: 2 (76 enodes)
* * [misc]simplify:  iters left: 1 (86 enodes)
* [exit]simplify:  Simplified to (fabs (+ (* (/ x y) (- z)) (+ (/ 4 y) (/ x y))))
* * * [misc]progress:  adding candidates to table
* [misc]progress:  [Phase 3 of 3] Extracting.
* * [misc]regime-changes:  Finding splitpoints for: (#<alt-delta (λ (x y z) (fabs (+ (- (/ 4 y) (* (/ x y) z)) (/ x y))))> #<alt-delta (λ (x y z) (fabs (- (/ (+ x 4) y) (/ (* x z) y))))> #<alt-delta (λ (x y z) (fabs (- (/ (+ x 4) y) (* (sqrt (/ x y)) (* (sqrt (/ x y)) z)))))> #<alt-delta (λ (x y z) (fabs (* (sqrt (- (/ (+ x 4) y) (* x (/ z y)))) (sqrt (- (/ (+ x 4) y) (* x (/ z y)))))))> #<alt-delta (λ (x y z) (fabs (- (/ (+ x 4) y) (* (* (cbrt (* (/ x y) z)) (cbrt (* (/ x y) z))) (cbrt (* (/ x y) z))))))>)
* [misc]regimes:  searching between 44676.63155824138 and 578.0245084583204 on (fabs (- (/ (+ x 4) y) (* (/ x y) z)))
* [misc]regimes:  searching between -2603025513778.526 and -3.140131927243667e+18 on (- (/ (+ x 4) y) (* (/ x y) z))
* [misc]regimes:  searching between 8.69408187840891e-106 and 1.951151799885215e-106 on (- (/ (+ x 4) y) (* (/ x y) z))
* [misc]regimes:  searching between -2.0411473825882484e+157 and -7.321053462619806e+157 on x
* [misc]regimes:  searching between 1.8385822313686162e+18 and 35050285369868772.0 on x
* [misc]regimes:  searching between 44676.63155824138 and 578.0245084583204 on (fabs (+ (- (/ 4 y) (* (/ x y) z)) (/ x y)))
* [misc]regimes:  searching between -2603025513778.526 and -3.140131927243667e+18 on (+ (- (/ 4 y) (* (/ x y) z)) (/ x y))
* [misc]regimes:  searching between 8.69408187840891e-106 and 1.951151799885215e-106 on (+ (- (/ 4 y) (* (/ x y) z)) (/ x y))
* [misc]regimes:  searching between 2.8958382975516883e+255 and 4.4062327616993004e+251 on (fabs (- (/ (+ x 4) y) (/ (* x z) y)))
* [misc]regimes:  searching between -5.37354059610753e+263 and -1.0375594031237403e+266 on (- (/ (+ x 4) y) (/ (* x z) y))
* [misc]regimes:  searching between 2.8958382975516883e+255 and 4.4062327616993004e+251 on (- (/ (+ x 4) y) (/ (* x z) y))
* [misc]regimes:  searching between 44676.63155824138 and 578.0245084583204 on (fabs (- (/ (+ x 4) y) (* (sqrt (/ x y)) (* (sqrt (/ x y)) z))))
* [misc]regimes:  searching between -578.0245084583204 and -3.140131927243667e+18 on (- (/ (+ x 4) y) (* (sqrt (/ x y)) (* (sqrt (/ x y)) z)))
* [misc]regimes:  searching between 3.094608443784403e-161 and 4.2028239044583516e-164 on (- (/ (+ x 4) y) (* (sqrt (/ x y)) (* (sqrt (/ x y)) z)))
* [misc]regimes:  searching between 8.69408187840891e-106 and 1.9511517998852148e-106 on (fabs (* (sqrt (- (/ (+ x 4) y) (* x (/ z y)))) (sqrt (- (/ (+ x 4) y) (* x (/ z y))))))
* [misc]regimes:  searching between 8.69408187840891e-106 and 1.9511517998852148e-106 on (* (sqrt (- (/ (+ x 4) y) (* x (/ z y)))) (sqrt (- (/ (+ x 4) y) (* x (/ z y)))))
* [misc]regimes:  searching between 2.9485728545194386e-53 and 1.3968363540104527e-53 on (sqrt (- (/ (+ x 4) y) (* x (/ z y))))
* [misc]regimes:  searching between -2603025513778.526 and -3.140131927243667e+18 on (- (/ (+ x 4) y) (* x (/ z y)))
* [misc]regimes:  searching between 8.69408187840891e-106 and 1.9511517998852148e-106 on (- (/ (+ x 4) y) (* x (/ z y)))
* [misc]regimes:  searching between 44676.63155824138 and 578.0245084583203 on (fabs (- (/ (+ x 4) y) (* (* (cbrt (* (/ x y) z)) (cbrt (* (/ x y) z))) (cbrt (* (/ x y) z)))))
* [misc]regimes:  searching between -2603025513778.526 and -3.140131927243668e+18 on (- (/ (+ x 4) y) (* (* (cbrt (* (/ x y) z)) (cbrt (* (/ x y) z))) (cbrt (* (/ x y) z))))
* [misc]regimes:  searching between 8.69408187840891e-106 and 1.9511517998852153e-106 on (- (/ (+ x 4) y) (* (* (cbrt (* (/ x y) z)) (cbrt (* (/ x y) z))) (cbrt (* (/ x y) z))))
* [misc]regimes:  Found splitpoints: (#s(sp 0 (fabs (- (/ (+ x 4) y) (/ (* x z) y))) 4.4062327616993004e+251) #s(sp 1 (fabs (- (/ (+ x 4) y) (/ (* x z) y))) +nan.0)) , with alts (#<alt-delta (λ (x y z) (fabs (- (/ (+ x 4) y) (/ (* x z) y))))> #<alt-delta (λ (x y z) (fabs (+ (- (/ 4 y) (* (/ x y) z)) (/ x y))))>)
* [enter]simplify:  Simplifying (if (<= (fabs (- (/ (+ x 4) y) (/ (* x z) y))) 4.4062327616993004e+251) (fabs (- (/ (+ x 4) y) (/ (* x z) y))) (fabs (+ (- (/ 4 y) (* (/ x y) z)) (/ x y))))
* * [misc]simplify:  iters left: 6 (19 enodes)
* * [misc]simplify:  iters left: 5 (23 enodes)
* [exit]simplify:  Simplified to (if (<= (fabs (- (/ (+ 4 x) y) (/ (* z x) y))) 4.4062327616993004e+251) (fabs (- (/ (+ 4 x) y) (/ (* z x) y))) (fabs (+ (- (/ 4 y) (* (/ x y) z)) (/ x y))))