* [misc]progress:  [Phase 1 of 3] Setting up.
* * * [misc]progress:  [1/2] Preparing points
* * * * [misc]points:  Sampling 256 additional inputs, on iter 0 have 0 / 256
* * * * [misc]points:  Computing exacts on every 16 of 256 points to ramp up precision
* * * * [misc]points:  Setting MPFR precision to 64
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Computing exacts on every 8 of 256 points to ramp up precision
* * * * [misc]points:  Setting MPFR precision to 64
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Computing exacts on every 4 of 256 points to ramp up precision
* * * * [misc]points:  Setting MPFR precision to 64
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Computing exacts on every 2 of 256 points to ramp up precision
* * * * [misc]points:  Setting MPFR precision to 64
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Computing exacts for 256 points
* * * * [misc]points:  Setting MPFR precision to 64
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Filtering points with unrepresentable outputs
* * * * [misc]points:  Sampling 51 additional inputs, on iter 1 have 205 / 256
* * * * [misc]points:  Computing exacts on every 3 of 51 points to ramp up precision
* * * * [misc]points:  Setting MPFR precision to 64
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Computing exacts for 51 points
* * * * [misc]points:  Setting MPFR precision to 64
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Filtering points with unrepresentable outputs
* * * * [misc]points:  Sampling 12 additional inputs, on iter 2 have 244 / 256
* * * * [misc]points:  Computing exacts for 12 points
* * * * [misc]points:  Setting MPFR precision to 64
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Filtering points with unrepresentable outputs
* * * * [misc]points:  Sampling 4 additional inputs, on iter 3 have 255 / 256
* * * * [misc]points:  Computing exacts for 4 points
* * * * [misc]points:  Setting MPFR precision to 64
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Filtering points with unrepresentable outputs
* * * * [exit]points:  Sampled 258 points with exact outputs
* * * [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 (39 enodes)
* * [misc]simplify:  iters left: 2 (46 enodes)
* * [misc]simplify:  iters left: 1 (52 enodes)
* [exit]simplify:  Simplified to (fabs (- (/ (+ 4 x) y) (/ x (/ y z))))
* * [misc]progress:  iteration 1 / 4
* * * [misc]progress:  picking best candidate
* * * * [misc]pick:  Picked  #<alt (λ (x y z) (fabs (- (/ (+ x 4) y) (* (/ x y) z))))>
* * * [misc]progress:  localizing error
* * * [misc]progress:  generating rewritten candidates
* * * * [misc]progress:  [ 1 / 3 ] rewriting at (2 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 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 (/ (* x z) 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 (/ (* x z) 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 (/ (* x z) y)
* * * * [misc]progress:  [ 2 / 3 ] 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 (+ x 4)
* [misc]backup-simplify:  Simplify (/ (+ x 4) y) into (/ (+ x 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 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 (+ x 4)
* [misc]backup-simplify:  Simplify (/ (+ x 4) 1) into (+ x 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 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 (- (+ (/ x y) (* 4 (/ 1 y))) (/ (* x z) 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 (+ (/ 1 x) 4)
* [misc]backup-simplify:  Simplify (/ (+ (/ 1 x) 4) (/ 1 y)) into (* (+ (/ 1 x) 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) 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 (+ (/ 1 x) 4)
* [misc]backup-simplify:  Simplify (/ (+ (/ 1 x) 4) 1) into (+ (/ 1 x) 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) 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 (- (+ (/ x y) (* 4 (/ 1 y))) (/ (* x z) 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 (* (- 4 (/ 1 x)) 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)) 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 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 (- 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 (- (+ (/ x y) (* 4 (/ 1 y))) (/ (* x z) y))
* * * * [misc]progress:  [ 3 / 3 ] generating series at (2 1 1)
* [misc]approximate:  Taking taylor expansion of (/ (+ x 4) y) in (x y) around 0
* [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 (+ x 4)
* [misc]backup-simplify:  Simplify (/ (+ x 4) 1) into (+ x 4)
* [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 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 (/ 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]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]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]backup-simplify:  Simplify (- (/ 0 1) (+ (* 4 (/ 0 1)))) 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]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 1) (+ (* 4 (/ 0 1)) (* 0 (/ 0 1)))) 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)) (* 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 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify 0 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 (+ (* 1 (* (/ 1 y) x)) (* 4 (* (/ 1 y) 1))) into (+ (/ x y) (* 4 (/ 1 y)))
* [misc]approximate:  Taking taylor expansion of (/ (+ (/ 1 x) 4) (/ 1 y)) in (x y) around 0
* [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 (+ (/ 1 x) 4)
* [misc]backup-simplify:  Simplify (/ (+ (/ 1 x) 4) 1) into (+ (/ 1 x) 4)
* [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) 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 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 (/ 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]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]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 (- (+ (* (/ 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]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 (+ (* 4 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 (- (+ (* 1 (/ 0 1)) (* 0 (/ 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)) (* 0 (/ 0 y)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (/ 1 y)) (+ (* y (/ 0 (/ 1 y))) (* (* 4 y) (/ 0 (/ 1 y))) (* 0 (/ 0 (/ 1 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 (+ (* 4 (* (/ 1 y) 1)) (* 1 (* (/ 1 y) (/ 1 (/ 1 x))))) into (+ (/ x y) (* 4 (/ 1 y)))
* [misc]approximate:  Taking taylor expansion of (/ (+ (/ 1 (- x)) 4) (/ 1 (- y))) in (x y) around 0
* [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)) 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)) 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 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 (- 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]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]backup-simplify:  Simplify -4 into -4
* [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 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]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 (+ (* 4 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 (- 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 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 (- 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))) (* (- (* 4 y)) (/ 0 (/ -1 y))) (* 0 (/ 0 (/ -1 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 (+ (* -4 (* (/ 1 (- y)) 1)) (* 1 (* (/ 1 (- y)) (/ 1 (/ 1 (- x)))))) into (+ (/ x y) (* 4 (/ 1 y)))
* * * [misc]progress:  simplifying candidates
* * * * [misc]progress:  [ 1 / 65 ] simplifiying candidate #<alt (λ (x y z) (fabs (- (/ (+ x 4) y) (log1p (expm1 (* (/ x y) z))))))>
* * * * [misc]progress:  [ 2 / 65 ] simplifiying candidate #<alt (λ (x y z) (fabs (- (/ (+ x 4) y) (expm1 (log1p (* (/ x y) z))))))>
* * * * [misc]progress:  [ 3 / 65 ] simplifiying candidate #<alt (λ (x y z) (fabs (- (/ (+ x 4) y) (pow (* (/ x y) z) 1))))>
* * * * [misc]progress:  [ 4 / 65 ] simplifiying candidate #<alt (λ (x y z) (fabs (- (/ (+ x 4) y) (exp (log (* (/ x y) z))))))>
* * * * [misc]progress:  [ 5 / 65 ] simplifiying candidate #<alt (λ (x y z) (fabs (- (/ (+ x 4) y) (log (exp (* (/ x y) z))))))>
* * * * [misc]progress:  [ 6 / 65 ] simplifiying candidate #<alt (λ (x y z) (fabs (- (/ (+ x 4) y) (* (* (cbrt (* (/ x y) z)) (cbrt (* (/ x y) z))) (cbrt (* (/ x y) z))))))>
* * * * [misc]progress:  [ 7 / 65 ] simplifiying candidate #<alt (λ (x y z) (fabs (- (/ (+ x 4) y) (cbrt (* (* (* (/ x y) z) (* (/ x y) z)) (* (/ x y) z))))))>
* * * * [misc]progress:  [ 8 / 65 ] simplifiying candidate #<alt (λ (x y z) (fabs (- (/ (+ x 4) y) (* (sqrt (* (/ x y) z)) (sqrt (* (/ x y) z))))))>
* * * * [misc]progress:  [ 9 / 65 ] simplifiying candidate #<alt (λ (x y z) (fabs (- (/ (+ x 4) y) (* 1 (* (/ x y) z)))))>
* * * * [misc]progress:  [ 10 / 65 ] simplifiying candidate #<alt (λ (x y z) (fabs (- (/ (+ x 4) y) (* (* (cbrt (/ x y)) (cbrt (/ x y))) (* (cbrt (/ x y)) z)))))>
* [enter]simplify:  Simplifying (* (cbrt (/ x y)) (cbrt (/ x y)))
* * [misc]simplify:  iters left: 5 (5 enodes)
* [exit]simplify:  Simplified to (* (cbrt (/ x y)) (cbrt (/ x y)))
* [misc]simplify:  Simplified (2 1 2 1) to (λ (x y z) (fabs (- (/ (+ x 4) y) (* (* (cbrt (/ x y)) (cbrt (/ x y))) (* (cbrt (/ x y)) z)))))
* * * * [misc]progress:  [ 11 / 65 ] simplifiying candidate #<alt (λ (x y z) (fabs (- (/ (+ x 4) y) (* (sqrt (/ x y)) (* (sqrt (/ x y)) z)))))>
* [enter]simplify:  Simplifying (sqrt (/ x y))
* * [misc]simplify:  iters left: 3 (4 enodes)
* [exit]simplify:  Simplified to (sqrt (/ x y))
* [misc]simplify:  Simplified (2 1 2 1) to (λ (x y z) (fabs (- (/ (+ x 4) y) (* (sqrt (/ x y)) (* (sqrt (/ x y)) z)))))
* * * * [misc]progress:  [ 12 / 65 ] simplifiying candidate #<alt (λ (x y z) (fabs (- (/ (+ x 4) y) (* 1 (* (/ x y) z)))))>
* * * * [misc]progress:  [ 13 / 65 ] simplifiying candidate #<alt (λ (x y z) (fabs (- (/ (+ x 4) y) (* x (* (/ 1 y) z)))))>
* * * * [misc]progress:  [ 14 / 65 ] simplifiying candidate #<alt (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 (* x z)
* [misc]simplify:  Simplified (2 1 2 1) to (λ (x y z) (fabs (- (/ (+ x 4) y) (/ (* x z) y))))
* * * * [misc]progress:  [ 15 / 65 ] simplifiying candidate #<alt (λ (x y z) (fabs (- (/ (+ x 4) y) (* z (/ x y)))))>
* * * * [misc]progress:  [ 16 / 65 ] simplifiying candidate #<alt (λ (x y z) (fabs (+ (fma (* (cbrt (/ (+ x 4) y)) (cbrt (/ (+ x 4) y))) (cbrt (/ (+ x 4) y)) (- (* z (/ x y)))) (fma (- z) (/ x y) (* z (/ x y))))))>
* [enter]simplify:  Simplifying (fma (* (cbrt (/ (+ x 4) y)) (cbrt (/ (+ x 4) y))) (cbrt (/ (+ x 4) y)) (- (* z (/ x y))))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (22 enodes)
* * [misc]simplify:  iters left: 4 (37 enodes)
* * [misc]simplify:  iters left: 3 (50 enodes)
* * [misc]simplify:  iters left: 2 (57 enodes)
* * [misc]simplify:  iters left: 1 (63 enodes)
* [exit]simplify:  Simplified to (- (/ (+ 4 x) y) (/ (* z x) y))
* [misc]simplify:  Simplified (2 1 1) to (λ (x y z) (fabs (+ (- (/ (+ 4 x) y) (/ (* z x) y)) (fma (- z) (/ x y) (* z (/ x y))))))
* [enter]simplify:  Simplifying (fma (- z) (/ x y) (* z (/ x y)))
* * [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 (41 enodes)
* * [misc]simplify:  iters left: 1 (60 enodes)
* [exit]simplify:  Simplified to 0
* [misc]simplify:  Simplified (2 1 2) to (λ (x y z) (fabs (+ (- (/ (+ 4 x) y) (/ (* z x) y)) 0)))
* * * * [misc]progress:  [ 17 / 65 ] simplifiying candidate #<alt (λ (x y z) (fabs (+ (fma (sqrt (/ (+ x 4) y)) (sqrt (/ (+ x 4) y)) (- (* z (/ x y)))) (fma (- z) (/ x y) (* z (/ x y))))))>
* [enter]simplify:  Simplifying (fma (sqrt (/ (+ x 4) y)) (sqrt (/ (+ x 4) y)) (- (* z (/ x y))))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (21 enodes)
* * [misc]simplify:  iters left: 4 (35 enodes)
* * [misc]simplify:  iters left: 3 (46 enodes)
* * [misc]simplify:  iters left: 2 (53 enodes)
* * [misc]simplify:  iters left: 1 (59 enodes)
* [exit]simplify:  Simplified to (- (/ (+ 4 x) y) (/ z (/ y x)))
* [misc]simplify:  Simplified (2 1 1) to (λ (x y z) (fabs (+ (- (/ (+ 4 x) y) (/ z (/ y x))) (fma (- z) (/ x y) (* z (/ x y))))))
* [enter]simplify:  Simplifying (fma (- z) (/ x y) (* z (/ x y)))
* * [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 (41 enodes)
* * [misc]simplify:  iters left: 1 (60 enodes)
* [exit]simplify:  Simplified to 0
* [misc]simplify:  Simplified (2 1 2) to (λ (x y z) (fabs (+ (- (/ (+ 4 x) y) (/ z (/ y x))) 0)))
* * * * [misc]progress:  [ 18 / 65 ] simplifiying candidate #<alt (λ (x y z) (fabs (+ (fma 1 (/ (+ x 4) y) (- (* z (/ x y)))) (fma (- z) (/ x y) (* z (/ x y))))))>
* [enter]simplify:  Simplifying (fma 1 (/ (+ x 4) y) (- (* z (/ x y))))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (23 enodes)
* * [misc]simplify:  iters left: 4 (40 enodes)
* * [misc]simplify:  iters left: 3 (67 enodes)
* * [misc]simplify:  iters left: 2 (84 enodes)
* * [misc]simplify:  iters left: 1 (104 enodes)
* [exit]simplify:  Simplified to (- (/ (+ x 4) y) (/ x (/ y z)))
* [misc]simplify:  Simplified (2 1 1) to (λ (x y z) (fabs (+ (- (/ (+ x 4) y) (/ x (/ y z))) (fma (- z) (/ x y) (* z (/ x y))))))
* [enter]simplify:  Simplifying (fma (- z) (/ x y) (* z (/ x y)))
* * [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 (41 enodes)
* * [misc]simplify:  iters left: 1 (60 enodes)
* [exit]simplify:  Simplified to 0
* [misc]simplify:  Simplified (2 1 2) to (λ (x y z) (fabs (+ (- (/ (+ x 4) y) (/ x (/ y z))) 0)))
* * * * [misc]progress:  [ 19 / 65 ] simplifiying candidate #<alt (λ (x y z) (fabs (+ (fma (+ x 4) (/ 1 y) (- (* z (/ x y)))) (fma (- z) (/ x y) (* z (/ x y))))))>
* [enter]simplify:  Simplifying (fma (+ x 4) (/ 1 y) (- (* z (/ x y))))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (23 enodes)
* * [misc]simplify:  iters left: 4 (40 enodes)
* * [misc]simplify:  iters left: 3 (63 enodes)
* * [misc]simplify:  iters left: 2 (119 enodes)
* * [misc]simplify:  iters left: 1 (191 enodes)
* [exit]simplify:  Simplified to (- (/ (+ 4 x) y) (* (/ z y) x))
* [misc]simplify:  Simplified (2 1 1) to (λ (x y z) (fabs (+ (- (/ (+ 4 x) y) (* (/ z y) x)) (fma (- z) (/ x y) (* z (/ x y))))))
* [enter]simplify:  Simplifying (fma (- z) (/ x y) (* z (/ x y)))
* * [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 (41 enodes)
* * [misc]simplify:  iters left: 1 (60 enodes)
* [exit]simplify:  Simplified to 0
* [misc]simplify:  Simplified (2 1 2) to (λ (x y z) (fabs (+ (- (/ (+ 4 x) y) (* (/ z y) x)) 0)))
* * * * [misc]progress:  [ 20 / 65 ] simplifiying candidate #<alt (λ (x y z) (fabs (log1p (expm1 (- (/ (+ x 4) y) (* (/ x y) z))))))>
* * * * [misc]progress:  [ 21 / 65 ] simplifiying candidate #<alt (λ (x y z) (fabs (expm1 (log1p (- (/ (+ x 4) y) (* (/ x y) z))))))>
* * * * [misc]progress:  [ 22 / 65 ] simplifiying candidate #<alt (λ (x y z) (fabs (fma (* (cbrt (/ (+ x 4) y)) (cbrt (/ (+ x 4) y))) (cbrt (/ (+ x 4) y)) (- (* (/ x y) z)))))>
* [enter]simplify:  Simplifying (* (cbrt (/ (+ x 4) y)) (cbrt (/ (+ x 4) y)))
* * [misc]simplify:  iters left: 6 (7 enodes)
* * [misc]simplify:  iters left: 5 (8 enodes)
* [exit]simplify:  Simplified to (* (cbrt (/ (+ 4 x) y)) (cbrt (/ (+ 4 x) y)))
* [misc]simplify:  Simplified (2 1 1) to (λ (x y z) (fabs (fma (* (cbrt (/ (+ 4 x) y)) (cbrt (/ (+ 4 x) y))) (cbrt (/ (+ x 4) y)) (- (* (/ x y) z)))))
* * * * [misc]progress:  [ 23 / 65 ] simplifiying candidate #<alt (λ (x y z) (fabs (fma (sqrt (/ (+ x 4) y)) (sqrt (/ (+ x 4) y)) (- (* (/ x y) z)))))>
* [enter]simplify:  Simplifying (sqrt (/ (+ x 4) y))
* * [misc]simplify:  iters left: 5 (6 enodes)
* * [misc]simplify:  iters left: 4 (7 enodes)
* [exit]simplify:  Simplified to (sqrt (/ (+ 4 x) y))
* [misc]simplify:  Simplified (2 1 1) to (λ (x y z) (fabs (fma (sqrt (/ (+ 4 x) y)) (sqrt (/ (+ x 4) y)) (- (* (/ x y) z)))))
* * * * [misc]progress:  [ 24 / 65 ] simplifiying candidate #<alt (λ (x y z) (fabs (fma 1 (/ (+ x 4) y) (- (* (/ x y) z)))))>
* * * * [misc]progress:  [ 25 / 65 ] simplifiying candidate #<alt (λ (x y z) (fabs (fma (+ x 4) (/ 1 y) (- (* (/ x y) z)))))>
* [enter]simplify:  Simplifying (+ x 4)
* * [misc]simplify:  iters left: 2 (3 enodes)
* * [misc]simplify:  iters left: 1 (4 enodes)
* [exit]simplify:  Simplified to (+ 4 x)
* [misc]simplify:  Simplified (2 1 1) to (λ (x y z) (fabs (fma (+ 4 x) (/ 1 y) (- (* (/ x y) z)))))
* * * * [misc]progress:  [ 26 / 65 ] simplifiying candidate #<alt (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 (57 enodes)
* * [misc]simplify:  iters left: 1 (71 enodes)
* [exit]simplify:  Simplified to (exp (- (/ (+ 4 x) y) (/ (* z x) y)))
* [misc]simplify:  Simplified (2 1 1) to (λ (x y z) (fabs (log (exp (- (/ (+ 4 x) y) (/ (* z x) y))))))
* * * * [misc]progress:  [ 27 / 65 ] simplifiying candidate #<alt (λ (x y z) (fabs (pow (- (/ (+ x 4) y) (* (/ x y) z)) 1)))>
* * * * [misc]progress:  [ 28 / 65 ] simplifiying candidate #<alt (λ (x y z) (fabs (exp (log (- (/ (+ x 4) y) (* (/ x y) z))))))>
* * * * [misc]progress:  [ 29 / 65 ] simplifiying candidate #<alt (λ (x y z) (fabs (log (exp (- (/ (+ x 4) y) (* (/ x y) z))))))>
* * * * [misc]progress:  [ 30 / 65 ] simplifiying candidate #<alt (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))))))>
* * * * [misc]progress:  [ 31 / 65 ] simplifiying candidate #<alt (λ (x y z) (fabs (cbrt (* (* (- (/ (+ x 4) y) (* (/ x y) z)) (- (/ (+ x 4) y) (* (/ x y) z))) (- (/ (+ x 4) y) (* (/ x y) z))))))>
* * * * [misc]progress:  [ 32 / 65 ] simplifiying candidate #<alt (λ (x y z) (fabs (* (sqrt (- (/ (+ x 4) y) (* (/ x y) z))) (sqrt (- (/ (+ x 4) y) (* (/ x y) z))))))>
* * * * [misc]progress:  [ 33 / 65 ] simplifiying candidate #<alt (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 (40 enodes)
* [exit]simplify:  Simplified to (- (+ 4 x) (* z x))
* [misc]simplify:  Simplified (2 1 1) to (λ (x y z) (fabs (/ (- (+ 4 x) (* z x)) y)))
* * * * [misc]progress:  [ 34 / 65 ] simplifiying candidate #<alt (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 (18 enodes)
* * [misc]simplify:  iters left: 4 (44 enodes)
* * [misc]simplify:  iters left: 3 (98 enodes)
* * [misc]simplify:  iters left: 2 (181 enodes)
* * [misc]simplify:  iters left: 1 (234 enodes)
* [exit]simplify:  Simplified to (fma (- 1 z) (* y x) (* y 4))
* [misc]simplify:  Simplified (2 1 1) to (λ (x y z) (fabs (/ (fma (- 1 z) (* y x) (* y 4)) (* y y))))
* [enter]simplify:  Simplifying (* y y)
* * [misc]simplify:  iters left: 2 (2 enodes)
* [exit]simplify:  Simplified to (* y y)
* [misc]simplify:  Simplified (2 1 2) to (λ (x y z) (fabs (/ (fma (- 1 z) (* y x) (* y 4)) (* y y))))
* * * * [misc]progress:  [ 35 / 65 ] simplifiying candidate #<alt (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)))))))>
* * * * [misc]progress:  [ 36 / 65 ] simplifiying candidate #<alt (λ (x y z) (fabs (+ (/ (+ x 4) y) (- (* (/ x y) z)))))>
* * * * [misc]progress:  [ 37 / 65 ] simplifiying candidate #<alt (λ (x y z) (fabs (* 1 (- (/ (+ x 4) y) (* (/ x y) z)))))>
* * * * [misc]progress:  [ 38 / 65 ] simplifiying candidate #<alt (λ (x y z) (fabs (/ (- (* (/ (+ x 4) y) (/ (+ x 4) y)) (* (* (/ x y) z) (* (/ x y) z))) (+ (/ (+ x 4) y) (* (/ x y) z)))))>
* * * * [misc]progress:  [ 39 / 65 ] simplifiying candidate #<alt (λ (x y z) (fabs (+ (/ (+ x 4) y) (- (* (/ x y) z)))))>
* * * * [misc]progress:  [ 40 / 65 ] simplifiying candidate #<alt (λ (x y z) (fabs (- (log1p (expm1 (/ (+ x 4) y))) (* (/ x y) z))))>
* * * * [misc]progress:  [ 41 / 65 ] simplifiying candidate #<alt (λ (x y z) (fabs (- (expm1 (log1p (/ (+ x 4) y))) (* (/ x y) z))))>
* * * * [misc]progress:  [ 42 / 65 ] simplifiying candidate #<alt (λ (x y z) (fabs (- (pow (/ (+ x 4) y) 1) (* (/ x y) z))))>
* * * * [misc]progress:  [ 43 / 65 ] simplifiying candidate #<alt (λ (x y z) (fabs (- (exp (log (/ (+ x 4) y))) (* (/ x y) z))))>
* * * * [misc]progress:  [ 44 / 65 ] simplifiying candidate #<alt (λ (x y z) (fabs (- (log (exp (/ (+ x 4) y))) (* (/ x y) z))))>
* * * * [misc]progress:  [ 45 / 65 ] simplifiying candidate #<alt (λ (x y z) (fabs (- (* (* (cbrt (/ (+ x 4) y)) (cbrt (/ (+ x 4) y))) (cbrt (/ (+ x 4) y))) (* (/ x y) z))))>
* * * * [misc]progress:  [ 46 / 65 ] simplifiying candidate #<alt (λ (x y z) (fabs (- (cbrt (* (* (/ (+ x 4) y) (/ (+ x 4) y)) (/ (+ x 4) y))) (* (/ x y) z))))>
* * * * [misc]progress:  [ 47 / 65 ] simplifiying candidate #<alt (λ (x y z) (fabs (- (* (sqrt (/ (+ x 4) y)) (sqrt (/ (+ x 4) y))) (* (/ x y) z))))>
* * * * [misc]progress:  [ 48 / 65 ] simplifiying candidate #<alt (λ (x y z) (fabs (- (/ (- (+ x 4)) (- y)) (* (/ x y) z))))>
* * * * [misc]progress:  [ 49 / 65 ] simplifiying candidate #<alt (λ (x y z) (fabs (- (* 1 (/ (+ x 4) y)) (* (/ x y) z))))>
* * * * [misc]progress:  [ 50 / 65 ] simplifiying candidate #<alt (λ (x y z) (fabs (- (* (+ x 4) (/ 1 y)) (* (/ x y) z))))>
* * * * [misc]progress:  [ 51 / 65 ] simplifiying candidate #<alt (λ (x y z) (fabs (- (/ 1 (/ y (+ x 4))) (* (/ x y) z))))>
* * * * [misc]progress:  [ 52 / 65 ] simplifiying candidate #<alt (λ (x y z) (fabs (- (/ (* (cbrt (+ x 4)) (cbrt (+ x 4))) (/ y (cbrt (+ x 4)))) (* (/ x y) z))))>
* [enter]simplify:  Simplifying (* (cbrt (+ x 4)) (cbrt (+ x 4)))
* * [misc]simplify:  iters left: 5 (5 enodes)
* * [misc]simplify:  iters left: 4 (6 enodes)
* [exit]simplify:  Simplified to (* (cbrt (+ 4 x)) (cbrt (+ 4 x)))
* [misc]simplify:  Simplified (2 1 1 1) to (λ (x y z) (fabs (- (/ (* (cbrt (+ 4 x)) (cbrt (+ 4 x))) (/ y (cbrt (+ x 4)))) (* (/ x y) z))))
* * * * [misc]progress:  [ 53 / 65 ] simplifiying candidate #<alt (λ (x y z) (fabs (- (/ (sqrt (+ x 4)) (/ y (sqrt (+ x 4)))) (* (/ x y) z))))>
* [enter]simplify:  Simplifying (sqrt (+ x 4))
* * [misc]simplify:  iters left: 3 (4 enodes)
* * [misc]simplify:  iters left: 2 (5 enodes)
* [exit]simplify:  Simplified to (sqrt (+ 4 x))
* [misc]simplify:  Simplified (2 1 1 1) to (λ (x y z) (fabs (- (/ (sqrt (+ 4 x)) (/ y (sqrt (+ x 4)))) (* (/ x y) z))))
* * * * [misc]progress:  [ 54 / 65 ] simplifiying candidate #<alt (λ (x y z) (fabs (- (/ 1 (/ y (+ x 4))) (* (/ x y) z))))>
* * * * [misc]progress:  [ 55 / 65 ] simplifiying candidate #<alt (λ (x y z) (fabs (- (/ (+ (pow x 3) (pow 4 3)) (* y (+ (* x x) (- (* 4 4) (* x 4))))) (* (/ x y) z))))>
* [enter]simplify:  Simplifying (+ (pow x 3) (pow 4 3))
* * [misc]simplify:  iters left: 3 (6 enodes)
* * [misc]simplify:  iters left: 2 (13 enodes)
* * [misc]simplify:  iters left: 1 (17 enodes)
* [exit]simplify:  Simplified to (fma 4 (* 4 4) (pow x 3))
* [misc]simplify:  Simplified (2 1 1 1) to (λ (x y z) (fabs (- (/ (fma 4 (* 4 4) (pow x 3)) (* y (+ (* x x) (- (* 4 4) (* x 4))))) (* (/ x y) z))))
* * * * [misc]progress:  [ 56 / 65 ] simplifiying candidate #<alt (λ (x y z) (fabs (- (/ (- (* x x) (* 4 4)) (* y (- x 4))) (* (/ x y) z))))>
* [enter]simplify:  Simplifying (- (* x x) (* 4 4))
* * [misc]simplify:  iters left: 4 (5 enodes)
* * [misc]simplify:  iters left: 3 (11 enodes)
* * [misc]simplify:  iters left: 2 (18 enodes)
* * [misc]simplify:  iters left: 1 (35 enodes)
* [exit]simplify:  Simplified to (- (* x x) (* 4 4))
* [misc]simplify:  Simplified (2 1 1 1) to (λ (x y z) (fabs (- (/ (- (* x x) (* 4 4)) (* y (- x 4))) (* (/ x y) z))))
* * * * [misc]progress:  [ 57 / 65 ] simplifiying candidate #<alt (λ (x y z) (fabs (- (/ (+ x 4) y) (/ (* x z) y))))>
* [enter]simplify:  Simplifying (/ (* x z) y)
* * [misc]simplify:  iters left: 4 (5 enodes)
* * [misc]simplify:  iters left: 3 (8 enodes)
* * [misc]simplify:  iters left: 2 (10 enodes)
* * [misc]simplify:  iters left: 1 (13 enodes)
* [exit]simplify:  Simplified to (/ z (/ y x))
* [misc]simplify:  Simplified (2 1 2) to (λ (x y z) (fabs (- (/ (+ x 4) y) (/ z (/ y x)))))
* * * * [misc]progress:  [ 58 / 65 ] simplifiying candidate #<alt (λ (x y z) (fabs (- (/ (+ x 4) y) (/ (* x z) y))))>
* [enter]simplify:  Simplifying (/ (* x z) y)
* * [misc]simplify:  iters left: 4 (5 enodes)
* * [misc]simplify:  iters left: 3 (8 enodes)
* * [misc]simplify:  iters left: 2 (10 enodes)
* * [misc]simplify:  iters left: 1 (13 enodes)
* [exit]simplify:  Simplified to (/ z (/ y x))
* [misc]simplify:  Simplified (2 1 2) to (λ (x y z) (fabs (- (/ (+ x 4) y) (/ z (/ y x)))))
* * * * [misc]progress:  [ 59 / 65 ] simplifiying candidate #<alt (λ (x y z) (fabs (- (/ (+ x 4) y) (/ (* x z) y))))>
* [enter]simplify:  Simplifying (/ (* x z) y)
* * [misc]simplify:  iters left: 4 (5 enodes)
* * [misc]simplify:  iters left: 3 (8 enodes)
* * [misc]simplify:  iters left: 2 (10 enodes)
* * [misc]simplify:  iters left: 1 (13 enodes)
* [exit]simplify:  Simplified to (/ z (/ y x))
* [misc]simplify:  Simplified (2 1 2) to (λ (x y z) (fabs (- (/ (+ x 4) y) (/ z (/ y x)))))
* * * * [misc]progress:  [ 60 / 65 ] simplifiying candidate #<alt (λ (x y z) (fabs (- (+ (/ x y) (* 4 (/ 1 y))) (/ (* x z) y))))>
* [enter]simplify:  Simplifying (- (+ (/ x y) (* 4 (/ 1 y))) (/ (* x z) y))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (25 enodes)
* * [misc]simplify:  iters left: 4 (44 enodes)
* * [misc]simplify:  iters left: 3 (68 enodes)
* * [misc]simplify:  iters left: 2 (98 enodes)
* * [misc]simplify:  iters left: 1 (122 enodes)
* [exit]simplify:  Simplified to (fma z (- (/ x y)) (+ (/ x y) (/ 4 y)))
* [misc]simplify:  Simplified (2 1) to (λ (x y z) (fabs (fma z (- (/ x y)) (+ (/ x y) (/ 4 y)))))
* * * * [misc]progress:  [ 61 / 65 ] simplifiying candidate #<alt (λ (x y z) (fabs (- (+ (/ x y) (* 4 (/ 1 y))) (/ (* x z) y))))>
* [enter]simplify:  Simplifying (- (+ (/ x y) (* 4 (/ 1 y))) (/ (* x z) y))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (25 enodes)
* * [misc]simplify:  iters left: 4 (44 enodes)
* * [misc]simplify:  iters left: 3 (68 enodes)
* * [misc]simplify:  iters left: 2 (98 enodes)
* * [misc]simplify:  iters left: 1 (122 enodes)
* [exit]simplify:  Simplified to (fma z (- (/ x y)) (+ (/ x y) (/ 4 y)))
* [misc]simplify:  Simplified (2 1) to (λ (x y z) (fabs (fma z (- (/ x y)) (+ (/ x y) (/ 4 y)))))
* * * * [misc]progress:  [ 62 / 65 ] simplifiying candidate #<alt (λ (x y z) (fabs (- (+ (/ x y) (* 4 (/ 1 y))) (/ (* x z) y))))>
* [enter]simplify:  Simplifying (- (+ (/ x y) (* 4 (/ 1 y))) (/ (* x z) y))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (25 enodes)
* * [misc]simplify:  iters left: 4 (44 enodes)
* * [misc]simplify:  iters left: 3 (68 enodes)
* * [misc]simplify:  iters left: 2 (98 enodes)
* * [misc]simplify:  iters left: 1 (122 enodes)
* [exit]simplify:  Simplified to (fma z (- (/ x y)) (+ (/ x y) (/ 4 y)))
* [misc]simplify:  Simplified (2 1) to (λ (x y z) (fabs (fma z (- (/ x y)) (+ (/ x y) (/ 4 y)))))
* * * * [misc]progress:  [ 63 / 65 ] simplifiying candidate #<alt (λ (x y z) (fabs (- (+ (/ x y) (* 4 (/ 1 y))) (* (/ x y) z))))>
* [enter]simplify:  Simplifying (+ (/ x y) (* 4 (/ 1 y)))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (14 enodes)
* * [misc]simplify:  iters left: 4 (18 enodes)
* [exit]simplify:  Simplified to (+ (/ x y) (/ 4 y))
* [misc]simplify:  Simplified (2 1 1) to (λ (x y z) (fabs (- (+ (/ x y) (/ 4 y)) (* (/ x y) z))))
* * * * [misc]progress:  [ 64 / 65 ] simplifiying candidate #<alt (λ (x y z) (fabs (- (+ (/ x y) (* 4 (/ 1 y))) (* (/ x y) z))))>
* [enter]simplify:  Simplifying (+ (/ x y) (* 4 (/ 1 y)))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (14 enodes)
* * [misc]simplify:  iters left: 4 (18 enodes)
* [exit]simplify:  Simplified to (+ (/ x y) (/ 4 y))
* [misc]simplify:  Simplified (2 1 1) to (λ (x y z) (fabs (- (+ (/ x y) (/ 4 y)) (* (/ x y) z))))
* * * * [misc]progress:  [ 65 / 65 ] simplifiying candidate #<alt (λ (x y z) (fabs (- (+ (/ x y) (* 4 (/ 1 y))) (* (/ x y) z))))>
* [enter]simplify:  Simplifying (+ (/ x y) (* 4 (/ 1 y)))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (14 enodes)
* * [misc]simplify:  iters left: 4 (18 enodes)
* [exit]simplify:  Simplified to (+ (/ x y) (/ 4 y))
* [misc]simplify:  Simplified (2 1 1) to (λ (x y z) (fabs (- (+ (/ x y) (/ 4 y)) (* (/ x y) z))))
* * * [misc]progress:  adding candidates to table
* * [misc]progress:  iteration 2 / 4
* * * [misc]progress:  picking best candidate
* * * * [misc]pick:  Picked  #<alt (λ (x y z) (fabs (+ (- (/ (+ 4 x) y) (/ z (/ y x))) 0)))>
* * * [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 1)
* * * * [misc]progress:  [ 3 / 3 ] rewriting at (2 1 1 1)
* * * [misc]progress:  generating series expansions
* * * * [misc]progress:  [ 1 / 3 ] generating series at (2 1 1 2)
* [misc]approximate:  Taking taylor expansion of (/ z (/ y x)) in (z y x) around 0
* [misc]taylor:  Taking taylor expansion of (/ z (/ y 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 (/ y x) in x
* [misc]taylor:  Taking taylor expansion of y in x
* [misc]backup-simplify:  Simplify y into y
* [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 (/ y 1) into y
* [misc]backup-simplify:  Simplify (/ z y) into (/ z y)
* [misc]taylor:  Taking taylor expansion of (/ z (/ y x)) 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 x) 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 x in y
* [misc]backup-simplify:  Simplify x into x
* [misc]backup-simplify:  Simplify (/ 1 x) into (/ 1 x)
* [misc]backup-simplify:  Simplify (/ z (/ 1 x)) into (* x z)
* [misc]taylor:  Taking taylor expansion of (/ z (/ y x)) 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 x) in z
* [misc]taylor:  Taking taylor expansion of y in z
* [misc]backup-simplify:  Simplify y into y
* [misc]taylor:  Taking taylor expansion of x in z
* [misc]backup-simplify:  Simplify x into x
* [misc]backup-simplify:  Simplify (/ y x) into (/ y x)
* [misc]backup-simplify:  Simplify (/ 1 (/ y x)) into (/ x y)
* [misc]taylor:  Taking taylor expansion of (/ z (/ y x)) 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 x) in z
* [misc]taylor:  Taking taylor expansion of y in z
* [misc]backup-simplify:  Simplify y into y
* [misc]taylor:  Taking taylor expansion of x in z
* [misc]backup-simplify:  Simplify x into x
* [misc]backup-simplify:  Simplify (/ y x) into (/ y x)
* [misc]backup-simplify:  Simplify (/ 1 (/ y x)) into (/ x 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 x in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- (/ 0 x) (+ (* (/ y x) (/ 0 x)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (/ y x)) (+ (* (/ x y) (/ 0 (/ y x))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* x (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in x
* [misc]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 x) (+ (* (/ y x) (/ 0 x)) (* 0 (/ 0 x)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (/ y x)) (+ (* (/ x y) (/ 0 (/ y x))) (* 0 (/ 0 (/ y x))))) 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 x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* x (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in x
* [misc]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 (* x (* (/ 1 y) z))) into (/ (* x z) y)
* [misc]approximate:  Taking taylor expansion of (/ (/ 1 z) (/ (/ 1 y) (/ 1 x))) in (z y x) around 0
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 z) (/ (/ 1 y) (/ 1 x))) 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) (/ 1 x)) in x
* [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]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]backup-simplify:  Simplify (/ (/ 1 y) 1) into (/ 1 y)
* [misc]backup-simplify:  Simplify (/ (/ 1 z) (/ 1 y)) into (/ y z)
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 z) (/ (/ 1 y) (/ 1 x))) 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) (/ 1 x)) 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 (/ 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]backup-simplify:  Simplify (/ 1 (/ 1 x)) into x
* [misc]backup-simplify:  Simplify (/ (/ 1 z) x) into (/ 1 (* x z))
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 z) (/ (/ 1 y) (/ 1 x))) 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) (/ 1 x)) in z
* [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]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]backup-simplify:  Simplify (/ (/ 1 y) (/ 1 x)) into (/ x y)
* [misc]backup-simplify:  Simplify (/ 1 (/ x y)) into (/ y x)
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 z) (/ (/ 1 y) (/ 1 x))) 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) (/ 1 x)) in z
* [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]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]backup-simplify:  Simplify (/ (/ 1 y) (/ 1 x)) into (/ x y)
* [misc]backup-simplify:  Simplify (/ 1 (/ x y)) into (/ y x)
* [misc]taylor:  Taking taylor expansion of (/ y x) 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 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 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]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 y) (/ 0 y)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 x) (/ 0 x)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (/ 1 x)) (+ (* (/ x y) (/ 0 (/ 1 x))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (/ x y)) (+ (* (/ y x) (/ 0 (/ x 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 x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 x) (+ (* (/ 1 x) (/ 0 x)))) 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 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 (- (+ (* (/ 1 x) (/ 0 x)) (* 0 (/ 0 x)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (/ 1 x)) (+ (* (/ x y) (/ 0 (/ 1 x))) (* 0 (/ 0 (/ 1 x))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (/ x y)) (+ (* (/ y x) (/ 0 (/ x y))) (* 0 (/ 0 (/ x 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 x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 x) (+ (* (/ 1 x) (/ 0 x)) (* 0 (/ 0 x)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in x
* [misc]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 (/ 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 (- (+ (* (/ 1 x) (/ 0 x)) (* 0 (/ 0 x)) (* 0 (/ 0 x)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (/ 1 x)) (+ (* (/ x y) (/ 0 (/ 1 x))) (* 0 (/ 0 (/ 1 x))) (* 0 (/ 0 (/ 1 x))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (/ x y)) (+ (* (/ y x) (/ 0 (/ x y))) (* 0 (/ 0 (/ x y))) (* 0 (/ 0 (/ x 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 x
* [misc]backup-simplify:  Simplify 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 x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 x) (+ (* (/ 1 x) (/ 0 x)) (* 0 (/ 0 x)) (* 0 (/ 0 x)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in x
* [misc]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 x)) (* (/ 1 y) (/ 1 (/ 1 z))))) into (/ (* x z) y)
* [misc]approximate:  Taking taylor expansion of (/ (/ 1 (- z)) (/ (/ 1 (- y)) (/ 1 (- x)))) in (z y x) around 0
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 (- z)) (/ (/ 1 (- y)) (/ 1 (- x)))) 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)) (/ 1 (- x))) in x
* [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]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]backup-simplify:  Simplify (/ (/ -1 y) -1) into (/ 1 y)
* [misc]backup-simplify:  Simplify (/ (/ -1 z) (/ 1 y)) into (* -1 (/ y z))
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 (- z)) (/ (/ 1 (- y)) (/ 1 (- x)))) 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)) (/ 1 (- x))) in y
* [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]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]backup-simplify:  Simplify (/ -1 (/ -1 x)) into x
* [misc]backup-simplify:  Simplify (/ (/ -1 z) x) into (/ -1 (* x z))
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 (- z)) (/ (/ 1 (- y)) (/ 1 (- x)))) 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)) (/ 1 (- x))) in z
* [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]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]backup-simplify:  Simplify (/ (/ -1 y) (/ -1 x)) into (/ x y)
* [misc]backup-simplify:  Simplify (/ -1 (/ x y)) into (* -1 (/ y x))
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 (- z)) (/ (/ 1 (- y)) (/ 1 (- x)))) 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)) (/ 1 (- x))) in z
* [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]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]backup-simplify:  Simplify (/ (/ -1 y) (/ -1 x)) into (/ x y)
* [misc]backup-simplify:  Simplify (/ -1 (/ x y)) into (* -1 (/ y x))
* [misc]taylor:  Taking taylor expansion of (* -1 (/ y x)) 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 x) 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 x in y
* [misc]backup-simplify:  Simplify x into x
* [misc]backup-simplify:  Simplify (/ 1 x) into (/ 1 x)
* [misc]backup-simplify:  Simplify (* -1 (/ 1 x)) into (/ -1 x)
* [misc]taylor:  Taking taylor expansion of (/ -1 x) in x
* [misc]taylor:  Taking taylor expansion of -1 in x
* [misc]backup-simplify:  Simplify -1 into -1
* [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]backup-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) into 0
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 y) (/ 0 (- y))))) 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 (/ -1 x)) (+ (* (/ x y) (/ 0 (/ -1 x))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (/ x y)) (+ (* (* -1 (/ y x)) (/ 0 (/ x 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 x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 x) (+ (* (/ 1 x) (/ 0 x)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (* 0 (/ 1 x))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in x
* [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 (- 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) 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 (/ -1 x)) (+ (* (/ x y) (/ 0 (/ -1 x))) (* 0 (/ 0 (/ -1 x))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (/ x y)) (+ (* (* -1 (/ y x)) (/ 0 (/ x y))) (* 0 (/ 0 (/ x 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 x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 x) (+ (* (/ 1 x) (/ 0 x)) (* 0 (/ 0 x)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (* 0 (/ 1 x)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in x
* [misc]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 (- 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) 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 (/ -1 x)) (+ (* (/ x y) (/ 0 (/ -1 x))) (* 0 (/ 0 (/ -1 x))) (* 0 (/ 0 (/ -1 x))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (/ x y)) (+ (* (* -1 (/ y x)) (/ 0 (/ x y))) (* 0 (/ 0 (/ x y))) (* 0 (/ 0 (/ x 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 x
* [misc]backup-simplify:  Simplify 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 x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 x) (+ (* (/ 1 x) (/ 0 x)) (* 0 (/ 0 x)) (* 0 (/ 0 x)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 x))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in x
* [misc]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 (- x))) (* (/ 1 (- y)) (/ 1 (/ 1 (- z)))))) into (/ (* x z) y)
* * * * [misc]progress:  [ 2 / 3 ] generating series at (2 1 1)
* [misc]approximate:  Taking taylor expansion of (- (/ (+ 4 x) y) (/ z (/ y x))) in (x y z) around 0
* [misc]taylor:  Taking taylor expansion of (- (/ (+ 4 x) y) (/ z (/ y x))) in z
* [misc]taylor:  Taking taylor expansion of (/ (+ 4 x) y) in z
* [misc]taylor:  Taking taylor expansion of (+ 4 x) in z
* [misc]taylor:  Taking taylor expansion of 4 in z
* [misc]backup-simplify:  Simplify 4 into 4
* [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 (+ 4 x) into (+ x 4)
* [misc]backup-simplify:  Simplify (/ (+ x 4) y) into (/ (+ x 4) y)
* [misc]taylor:  Taking taylor expansion of (/ z (/ y x)) 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 x) in z
* [misc]taylor:  Taking taylor expansion of y in z
* [misc]backup-simplify:  Simplify y into y
* [misc]taylor:  Taking taylor expansion of x in z
* [misc]backup-simplify:  Simplify x into x
* [misc]backup-simplify:  Simplify (/ y x) into (/ y x)
* [misc]backup-simplify:  Simplify (/ 1 (/ y x)) into (/ x y)
* [misc]taylor:  Taking taylor expansion of (- (/ (+ 4 x) y) (/ z (/ y x))) in y
* [misc]taylor:  Taking taylor expansion of (/ (+ 4 x) y) in y
* [misc]taylor:  Taking taylor expansion of (+ 4 x) in y
* [misc]taylor:  Taking taylor expansion of 4 in y
* [misc]backup-simplify:  Simplify 4 into 4
* [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 (+ 4 x) into (+ x 4)
* [misc]backup-simplify:  Simplify (/ (+ x 4) 1) into (+ x 4)
* [misc]taylor:  Taking taylor expansion of (/ z (/ y x)) 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 x) 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 x in y
* [misc]backup-simplify:  Simplify x into x
* [misc]backup-simplify:  Simplify (/ 1 x) into (/ 1 x)
* [misc]backup-simplify:  Simplify (/ z (/ 1 x)) into (* x z)
* [misc]taylor:  Taking taylor expansion of (- (/ (+ 4 x) y) (/ z (/ y x))) in x
* [misc]taylor:  Taking taylor expansion of (/ (+ 4 x) y) 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 y in x
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (+ 4 0) into 4
* [misc]backup-simplify:  Simplify (/ 4 y) into (/ 4 y)
* [misc]taylor:  Taking taylor expansion of (/ z (/ y 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 (/ y x) in x
* [misc]taylor:  Taking taylor expansion of y in x
* [misc]backup-simplify:  Simplify y into y
* [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 (/ y 1) into y
* [misc]backup-simplify:  Simplify (/ z y) into (/ z y)
* [misc]taylor:  Taking taylor expansion of (- (/ (+ 4 x) y) (/ z (/ y x))) in x
* [misc]taylor:  Taking taylor expansion of (/ (+ 4 x) y) 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 y in x
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (+ 4 0) into 4
* [misc]backup-simplify:  Simplify (/ 4 y) into (/ 4 y)
* [misc]taylor:  Taking taylor expansion of (/ z (/ y 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 (/ y x) in x
* [misc]taylor:  Taking taylor expansion of y in x
* [misc]backup-simplify:  Simplify y into y
* [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 (/ y 1) into y
* [misc]backup-simplify:  Simplify (/ z y) into (/ z y)
* [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 (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (- (/ 1 y) (+ (* (/ 4 y) (/ 0 y)))) into (/ 1 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 1) (+ (* y (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 y) (+ (* (/ z y) (/ 0 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 (- (+ (/ x y) (* 4 (/ 1 y))) (/ (* x z) y))
* [misc]approximate:  Taking taylor expansion of (- (/ (+ 4 (/ 1 x)) (/ 1 y)) (/ (/ 1 z) (/ (/ 1 y) (/ 1 x)))) in (x y z) around 0
* [misc]taylor:  Taking taylor expansion of (- (/ (+ 4 (/ 1 x)) (/ 1 y)) (/ (/ 1 z) (/ (/ 1 y) (/ 1 x)))) in z
* [misc]taylor:  Taking taylor expansion of (/ (+ 4 (/ 1 x)) (/ 1 y)) in z
* [misc]taylor:  Taking taylor expansion of (+ 4 (/ 1 x)) 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 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 (+ 4 (/ 1 x)) into (+ (/ 1 x) 4)
* [misc]backup-simplify:  Simplify (/ (+ (/ 1 x) 4) (/ 1 y)) into (* (+ (/ 1 x) 4) y)
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 z) (/ (/ 1 y) (/ 1 x))) 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) (/ 1 x)) in z
* [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]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]backup-simplify:  Simplify (/ (/ 1 y) (/ 1 x)) into (/ x y)
* [misc]backup-simplify:  Simplify (/ 1 (/ x y)) into (/ y x)
* [misc]taylor:  Taking taylor expansion of (- (/ (+ 4 (/ 1 x)) (/ 1 y)) (/ (/ 1 z) (/ (/ 1 y) (/ 1 x)))) in y
* [misc]taylor:  Taking taylor expansion of (/ (+ 4 (/ 1 x)) (/ 1 y)) in y
* [misc]taylor:  Taking taylor expansion of (+ 4 (/ 1 x)) 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 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 (+ 4 (/ 1 x)) into (+ (/ 1 x) 4)
* [misc]backup-simplify:  Simplify (/ (+ (/ 1 x) 4) 1) into (+ (/ 1 x) 4)
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 z) (/ (/ 1 y) (/ 1 x))) 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) (/ 1 x)) 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 (/ 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]backup-simplify:  Simplify (/ 1 (/ 1 x)) into x
* [misc]backup-simplify:  Simplify (/ (/ 1 z) x) into (/ 1 (* x z))
* [misc]taylor:  Taking taylor expansion of (- (/ (+ 4 (/ 1 x)) (/ 1 y)) (/ (/ 1 z) (/ (/ 1 y) (/ 1 x)))) in x
* [misc]taylor:  Taking taylor expansion of (/ (+ 4 (/ 1 x)) (/ 1 y)) 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 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 (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (/ 1 (/ 1 y)) into y
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 z) (/ (/ 1 y) (/ 1 x))) 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) (/ 1 x)) in x
* [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]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]backup-simplify:  Simplify (/ (/ 1 y) 1) into (/ 1 y)
* [misc]backup-simplify:  Simplify (/ (/ 1 z) (/ 1 y)) into (/ y z)
* [misc]taylor:  Taking taylor expansion of (- (/ (+ 4 (/ 1 x)) (/ 1 y)) (/ (/ 1 z) (/ (/ 1 y) (/ 1 x)))) in x
* [misc]taylor:  Taking taylor expansion of (/ (+ 4 (/ 1 x)) (/ 1 y)) 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 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 (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (/ 1 (/ 1 y)) into y
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 z) (/ (/ 1 y) (/ 1 x))) 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) (/ 1 x)) in x
* [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]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]backup-simplify:  Simplify (/ (/ 1 y) 1) into (/ 1 y)
* [misc]backup-simplify:  Simplify (/ (/ 1 z) (/ 1 y)) 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 (+ 4 0) 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 (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* (/ 1 y) (/ 0 1)))) 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 (+ (* 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 (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* (/ 1 y) (/ 0 1)) (* 0 (/ 0 1)))) 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 (+ 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 (- (+ (/ x y) (* 4 (/ 1 y))) (/ (* x z) y))
* [misc]approximate:  Taking taylor expansion of (- (/ (+ 4 (/ 1 (- x))) (/ 1 (- y))) (/ (/ 1 (- z)) (/ (/ 1 (- y)) (/ 1 (- x))))) in (x y z) around 0
* [misc]taylor:  Taking taylor expansion of (- (/ (+ 4 (/ 1 (- x))) (/ 1 (- y))) (/ (/ 1 (- z)) (/ (/ 1 (- y)) (/ 1 (- x))))) in z
* [misc]taylor:  Taking taylor expansion of (/ (+ 4 (/ 1 (- x))) (/ 1 (- y))) in z
* [misc]taylor:  Taking taylor expansion of (+ 4 (/ 1 (- x))) 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 (- 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 (+ 4 (/ -1 x)) into (- 4 (/ 1 x))
* [misc]backup-simplify:  Simplify (/ (- 4 (/ 1 x)) (/ -1 y)) into (* -1 (* (- 4 (/ 1 x)) y))
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 (- z)) (/ (/ 1 (- y)) (/ 1 (- x)))) 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)) (/ 1 (- x))) in z
* [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]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]backup-simplify:  Simplify (/ (/ -1 y) (/ -1 x)) into (/ x y)
* [misc]backup-simplify:  Simplify (/ -1 (/ x y)) into (* -1 (/ y x))
* [misc]taylor:  Taking taylor expansion of (- (/ (+ 4 (/ 1 (- x))) (/ 1 (- y))) (/ (/ 1 (- z)) (/ (/ 1 (- y)) (/ 1 (- x))))) in y
* [misc]taylor:  Taking taylor expansion of (/ (+ 4 (/ 1 (- x))) (/ 1 (- y))) in y
* [misc]taylor:  Taking taylor expansion of (+ 4 (/ 1 (- x))) 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 (- 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 (+ 4 (/ -1 x)) into (- 4 (/ 1 x))
* [misc]backup-simplify:  Simplify (/ (- 4 (/ 1 x)) -1) into (* -1 (- 4 (/ 1 x)))
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 (- z)) (/ (/ 1 (- y)) (/ 1 (- x)))) 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)) (/ 1 (- x))) in y
* [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]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]backup-simplify:  Simplify (/ -1 (/ -1 x)) into x
* [misc]backup-simplify:  Simplify (/ (/ -1 z) x) into (/ -1 (* x z))
* [misc]taylor:  Taking taylor expansion of (- (/ (+ 4 (/ 1 (- x))) (/ 1 (- y))) (/ (/ 1 (- z)) (/ (/ 1 (- y)) (/ 1 (- x))))) in x
* [misc]taylor:  Taking taylor expansion of (/ (+ 4 (/ 1 (- x))) (/ 1 (- y))) 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]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 (+ 0 -1) into -1
* [misc]backup-simplify:  Simplify (/ -1 (/ -1 y)) into y
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 (- z)) (/ (/ 1 (- y)) (/ 1 (- x)))) 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)) (/ 1 (- x))) in x
* [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]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]backup-simplify:  Simplify (/ (/ -1 y) -1) into (/ 1 y)
* [misc]backup-simplify:  Simplify (/ (/ -1 z) (/ 1 y)) into (* -1 (/ y z))
* [misc]taylor:  Taking taylor expansion of (- (/ (+ 4 (/ 1 (- x))) (/ 1 (- y))) (/ (/ 1 (- z)) (/ (/ 1 (- y)) (/ 1 (- x))))) in x
* [misc]taylor:  Taking taylor expansion of (/ (+ 4 (/ 1 (- x))) (/ 1 (- y))) 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]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 (+ 0 -1) into -1
* [misc]backup-simplify:  Simplify (/ -1 (/ -1 y)) into y
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 (- z)) (/ (/ 1 (- y)) (/ 1 (- x)))) 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)) (/ 1 (- x))) in x
* [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]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]backup-simplify:  Simplify (/ (/ -1 y) -1) into (/ 1 y)
* [misc]backup-simplify:  Simplify (/ (/ -1 z) (/ 1 y)) into (* -1 (/ y z))
* [misc]backup-simplify:  Simplify (- (* -1 (/ y z))) into (/ y z)
* [misc]backup-simplify:  Simplify (+ y (/ y z)) 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 (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ 4 0) 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) 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 y) (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (/ 1 y)) (+ (* (* -1 (/ y z)) (/ 0 (/ 1 y))))) 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) into 0
* [misc]backup-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 y) (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (/ 1 y)) (+ (* (* -1 (/ y z)) (/ 0 (/ 1 y))) (* 0 (/ 0 (/ 1 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]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 (- (+ (/ x y) (* 4 (/ 1 y))) (/ (* x z) y))
* * * * [misc]progress:  [ 3 / 3 ] generating series at (2 1 1 1)
* [misc]approximate:  Taking taylor expansion of (/ (+ 4 x) y) in (x y) around 0
* [misc]taylor:  Taking taylor expansion of (/ (+ 4 x) y) in y
* [misc]taylor:  Taking taylor expansion of (+ 4 x) in y
* [misc]taylor:  Taking taylor expansion of 4 in y
* [misc]backup-simplify:  Simplify 4 into 4
* [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 (+ 4 x) into (+ x 4)
* [misc]backup-simplify:  Simplify (/ (+ x 4) 1) into (+ x 4)
* [misc]taylor:  Taking taylor expansion of (/ (+ 4 x) y) 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 y in x
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (+ 4 0) into 4
* [misc]backup-simplify:  Simplify (/ 4 y) into (/ 4 y)
* [misc]taylor:  Taking taylor expansion of (/ (+ 4 x) y) 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 y in x
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (+ 4 0) into 4
* [misc]backup-simplify:  Simplify (/ 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) into 4
* [misc]backup-simplify:  Simplify 4 into 4
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (- (/ 1 y) (+ (* (/ 4 y) (/ 0 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]backup-simplify:  Simplify (- (/ 0 1) (+ (* 4 (/ 0 1)))) 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]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 1) (+ (* 4 (/ 0 1)) (* 0 (/ 0 1)))) 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)) (* 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 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify 0 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 (+ (* 1 (* (/ 1 y) x)) (* 4 (* (/ 1 y) 1))) into (+ (/ x y) (* 4 (/ 1 y)))
* [misc]approximate:  Taking taylor expansion of (/ (+ 4 (/ 1 x)) (/ 1 y)) in (x y) around 0
* [misc]taylor:  Taking taylor expansion of (/ (+ 4 (/ 1 x)) (/ 1 y)) in y
* [misc]taylor:  Taking taylor expansion of (+ 4 (/ 1 x)) 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 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 (+ 4 (/ 1 x)) into (+ (/ 1 x) 4)
* [misc]backup-simplify:  Simplify (/ (+ (/ 1 x) 4) 1) into (+ (/ 1 x) 4)
* [misc]taylor:  Taking taylor expansion of (/ (+ 4 (/ 1 x)) (/ 1 y)) 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 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 (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (/ 1 (/ 1 y)) into y
* [misc]taylor:  Taking taylor expansion of (/ (+ 4 (/ 1 x)) (/ 1 y)) 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 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 (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (/ 1 (/ 1 y)) 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 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 4 0) 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]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]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 (- (+ (* (/ 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]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 (+ (* 4 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 (- (+ (* 1 (/ 0 1)) (* 0 (/ 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)) (* 0 (/ 0 y)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (/ 1 y)) (+ (* y (/ 0 (/ 1 y))) (* (* 4 y) (/ 0 (/ 1 y))) (* 0 (/ 0 (/ 1 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 (+ (* 4 (* (/ 1 y) 1)) (* 1 (* (/ 1 y) (/ 1 (/ 1 x))))) into (+ (/ x y) (* 4 (/ 1 y)))
* [misc]approximate:  Taking taylor expansion of (/ (+ 4 (/ 1 (- x))) (/ 1 (- y))) in (x y) around 0
* [misc]taylor:  Taking taylor expansion of (/ (+ 4 (/ 1 (- x))) (/ 1 (- y))) in y
* [misc]taylor:  Taking taylor expansion of (+ 4 (/ 1 (- x))) 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 (- 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 (+ 4 (/ -1 x)) into (- 4 (/ 1 x))
* [misc]backup-simplify:  Simplify (/ (- 4 (/ 1 x)) -1) into (* -1 (- 4 (/ 1 x)))
* [misc]taylor:  Taking taylor expansion of (/ (+ 4 (/ 1 (- x))) (/ 1 (- y))) 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]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 (+ 0 -1) into -1
* [misc]backup-simplify:  Simplify (/ -1 (/ -1 y)) into y
* [misc]taylor:  Taking taylor expansion of (/ (+ 4 (/ 1 (- x))) (/ 1 (- y))) 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]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 (+ 0 -1) into -1
* [misc]backup-simplify:  Simplify (/ -1 (/ -1 y)) 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 (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ 4 0) 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]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]backup-simplify:  Simplify -4 into -4
* [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 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]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 (+ (* 4 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 (- 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 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 (- 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))) (* (- (* 4 y)) (/ 0 (/ -1 y))) (* 0 (/ 0 (/ -1 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 (+ (* -4 (* (/ 1 (- y)) 1)) (* 1 (* (/ 1 (- y)) (/ 1 (/ 1 (- x)))))) into (+ (/ x y) (* 4 (/ 1 y)))
* * * [misc]progress:  simplifying candidates
* * * * [misc]progress:  [ 1 / 84 ] simplifiying candidate #<alt (λ (x y z) (fabs (+ (- (/ (+ 4 x) y) (log1p (expm1 (/ z (/ y x))))) 0)))>
* * * * [misc]progress:  [ 2 / 84 ] simplifiying candidate #<alt (λ (x y z) (fabs (+ (- (/ (+ 4 x) y) (expm1 (log1p (/ z (/ y x))))) 0)))>
* * * * [misc]progress:  [ 3 / 84 ] simplifiying candidate #<alt (λ (x y z) (fabs (+ (- (/ (+ 4 x) y) (pow (/ z (/ y x)) 1)) 0)))>
* * * * [misc]progress:  [ 4 / 84 ] simplifiying candidate #<alt (λ (x y z) (fabs (+ (- (/ (+ 4 x) y) (exp (log (/ z (/ y x))))) 0)))>
* * * * [misc]progress:  [ 5 / 84 ] simplifiying candidate #<alt (λ (x y z) (fabs (+ (- (/ (+ 4 x) y) (log (exp (/ z (/ y x))))) 0)))>
* * * * [misc]progress:  [ 6 / 84 ] simplifiying candidate #<alt (λ (x y z) (fabs (+ (- (/ (+ 4 x) y) (* (* (cbrt (/ z (/ y x))) (cbrt (/ z (/ y x)))) (cbrt (/ z (/ y x))))) 0)))>
* * * * [misc]progress:  [ 7 / 84 ] simplifiying candidate #<alt (λ (x y z) (fabs (+ (- (/ (+ 4 x) y) (cbrt (* (* (/ z (/ y x)) (/ z (/ y x))) (/ z (/ y x))))) 0)))>
* * * * [misc]progress:  [ 8 / 84 ] simplifiying candidate #<alt (λ (x y z) (fabs (+ (- (/ (+ 4 x) y) (* (sqrt (/ z (/ y x))) (sqrt (/ z (/ y x))))) 0)))>
* * * * [misc]progress:  [ 9 / 84 ] simplifiying candidate #<alt (λ (x y z) (fabs (+ (- (/ (+ 4 x) y) (/ (- z) (- (/ y x)))) 0)))>
* * * * [misc]progress:  [ 10 / 84 ] simplifiying candidate #<alt (λ (x y z) (fabs (+ (- (/ (+ 4 x) y) (* 1 (/ z (/ y x)))) 0)))>
* * * * [misc]progress:  [ 11 / 84 ] simplifiying candidate #<alt (λ (x y z) (fabs (+ (- (/ (+ 4 x) y) (* z (/ 1 (/ y x)))) 0)))>
* * * * [misc]progress:  [ 12 / 84 ] simplifiying candidate #<alt (λ (x y z) (fabs (+ (- (/ (+ 4 x) y) (/ 1 (/ (/ y x) z))) 0)))>
* * * * [misc]progress:  [ 13 / 84 ] simplifiying candidate #<alt (λ (x y z) (fabs (+ (- (/ (+ 4 x) y) (/ (/ z (* (cbrt (/ y x)) (cbrt (/ y x)))) (cbrt (/ y x)))) 0)))>
* [enter]simplify:  Simplifying (cbrt (/ y x))
* * [misc]simplify:  iters left: 3 (4 enodes)
* [exit]simplify:  Simplified to (cbrt (/ y x))
* [misc]simplify:  Simplified (2 1 1 2 2) to (λ (x y z) (fabs (+ (- (/ (+ 4 x) y) (/ (/ z (* (cbrt (/ y x)) (cbrt (/ y x)))) (cbrt (/ y x)))) 0)))
* * * * [misc]progress:  [ 14 / 84 ] simplifiying candidate #<alt (λ (x y z) (fabs (+ (- (/ (+ 4 x) y) (/ (/ z (sqrt (/ y x))) (sqrt (/ y x)))) 0)))>
* [enter]simplify:  Simplifying (sqrt (/ y x))
* * [misc]simplify:  iters left: 3 (4 enodes)
* [exit]simplify:  Simplified to (sqrt (/ y x))
* [misc]simplify:  Simplified (2 1 1 2 2) to (λ (x y z) (fabs (+ (- (/ (+ 4 x) y) (/ (/ z (sqrt (/ y x))) (sqrt (/ y x)))) 0)))
* * * * [misc]progress:  [ 15 / 84 ] simplifiying candidate #<alt (λ (x y z) (fabs (+ (- (/ (+ 4 x) y) (/ (/ z 1) (/ y x))) 0)))>
* [enter]simplify:  Simplifying (/ y x)
* * [misc]simplify:  iters left: 2 (3 enodes)
* [exit]simplify:  Simplified to (/ y x)
* [misc]simplify:  Simplified (2 1 1 2 2) to (λ (x y z) (fabs (+ (- (/ (+ 4 x) y) (/ (/ z 1) (/ y x))) 0)))
* * * * [misc]progress:  [ 16 / 84 ] simplifiying candidate #<alt (λ (x y z) (fabs (+ (- (/ (+ 4 x) y) (/ (/ z y) (/ 1 x))) 0)))>
* [enter]simplify:  Simplifying (/ 1 x)
* * [misc]simplify:  iters left: 2 (3 enodes)
* * [misc]simplify:  iters left: 1 (5 enodes)
* [exit]simplify:  Simplified to (/ 1 x)
* [misc]simplify:  Simplified (2 1 1 2 2) to (λ (x y z) (fabs (+ (- (/ (+ 4 x) y) (/ (/ z y) (/ 1 x))) 0)))
* * * * [misc]progress:  [ 17 / 84 ] simplifiying candidate #<alt (λ (x y z) (fabs (+ (- (/ (+ 4 x) y) (* (/ z y) x)) 0)))>
* * * * [misc]progress:  [ 18 / 84 ] simplifiying candidate #<alt (λ (x y z) (fabs (+ (+ (fma (* (cbrt (/ (+ 4 x) y)) (cbrt (/ (+ 4 x) y))) (cbrt (/ (+ 4 x) y)) (- (* (cbrt (/ z (/ y x))) (* (cbrt (/ z (/ y x))) (cbrt (/ z (/ y x))))))) (fma (- (cbrt (/ z (/ y x)))) (* (cbrt (/ z (/ y x))) (cbrt (/ z (/ y x)))) (* (cbrt (/ z (/ y x))) (* (cbrt (/ z (/ y x))) (cbrt (/ z (/ y x))))))) 0)))>
* [enter]simplify:  Simplifying (fma (* (cbrt (/ (+ 4 x) y)) (cbrt (/ (+ 4 x) y))) (cbrt (/ (+ 4 x) y)) (- (* (cbrt (/ z (/ y x))) (* (cbrt (/ z (/ y x))) (cbrt (/ z (/ y x)))))))
* * [misc]simplify:  iters left: 6 (15 enodes)
* * [misc]simplify:  iters left: 5 (27 enodes)
* * [misc]simplify:  iters left: 4 (37 enodes)
* * [misc]simplify:  iters left: 3 (55 enodes)
* * [misc]simplify:  iters left: 2 (60 enodes)
* * [misc]simplify:  iters left: 1 (66 enodes)
* [exit]simplify:  Simplified to (- (/ (+ x 4) y) (/ (* x z) y))
* [misc]simplify:  Simplified (2 1 1 1) to (λ (x y z) (fabs (+ (+ (- (/ (+ x 4) y) (/ (* x z) y)) (fma (- (cbrt (/ z (/ y x)))) (* (cbrt (/ z (/ y x))) (cbrt (/ z (/ y x)))) (* (cbrt (/ z (/ y x))) (* (cbrt (/ z (/ y x))) (cbrt (/ z (/ y x))))))) 0)))
* [enter]simplify:  Simplifying (fma (- (cbrt (/ z (/ y x)))) (* (cbrt (/ z (/ y x))) (cbrt (/ z (/ y x)))) (* (cbrt (/ z (/ y x))) (* (cbrt (/ z (/ y x))) (cbrt (/ z (/ y x))))))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (17 enodes)
* * [misc]simplify:  iters left: 4 (27 enodes)
* * [misc]simplify:  iters left: 3 (60 enodes)
* * [misc]simplify:  iters left: 2 (77 enodes)
* * [misc]simplify:  iters left: 1 (83 enodes)
* [exit]simplify:  Simplified to 0
* [misc]simplify:  Simplified (2 1 1 2) to (λ (x y z) (fabs (+ (+ (- (/ (+ x 4) y) (/ (* x z) y)) 0) 0)))
* * * * [misc]progress:  [ 19 / 84 ] simplifiying candidate #<alt (λ (x y z) (fabs (+ (+ (fma (* (cbrt (/ (+ 4 x) y)) (cbrt (/ (+ 4 x) y))) (cbrt (/ (+ 4 x) y)) (- (* (sqrt (/ z (/ y x))) (sqrt (/ z (/ y x)))))) (fma (- (sqrt (/ z (/ y x)))) (sqrt (/ z (/ y x))) (* (sqrt (/ z (/ y x))) (sqrt (/ z (/ y x)))))) 0)))>
* [enter]simplify:  Simplifying (fma (* (cbrt (/ (+ 4 x) y)) (cbrt (/ (+ 4 x) y))) (cbrt (/ (+ 4 x) y)) (- (* (sqrt (/ z (/ y x))) (sqrt (/ z (/ y x))))))
* * [misc]simplify:  iters left: 6 (14 enodes)
* * [misc]simplify:  iters left: 5 (22 enodes)
* * [misc]simplify:  iters left: 4 (32 enodes)
* * [misc]simplify:  iters left: 3 (43 enodes)
* * [misc]simplify:  iters left: 2 (53 enodes)
* * [misc]simplify:  iters left: 1 (58 enodes)
* [exit]simplify:  Simplified to (- (/ (+ x 4) y) (* (/ z y) x))
* [misc]simplify:  Simplified (2 1 1 1) to (λ (x y z) (fabs (+ (+ (- (/ (+ x 4) y) (* (/ z y) x)) (fma (- (sqrt (/ z (/ y x)))) (sqrt (/ z (/ y x))) (* (sqrt (/ z (/ y x))) (sqrt (/ z (/ y x)))))) 0)))
* [enter]simplify:  Simplifying (fma (- (sqrt (/ z (/ y x)))) (sqrt (/ z (/ y x))) (* (sqrt (/ z (/ y x))) (sqrt (/ z (/ y x)))))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (13 enodes)
* * [misc]simplify:  iters left: 4 (21 enodes)
* * [misc]simplify:  iters left: 3 (38 enodes)
* * [misc]simplify:  iters left: 2 (52 enodes)
* * [misc]simplify:  iters left: 1 (57 enodes)
* [exit]simplify:  Simplified to 0
* [misc]simplify:  Simplified (2 1 1 2) to (λ (x y z) (fabs (+ (+ (- (/ (+ x 4) y) (* (/ z y) x)) 0) 0)))
* * * * [misc]progress:  [ 20 / 84 ] simplifiying candidate #<alt (λ (x y z) (fabs (+ (+ (fma (* (cbrt (/ (+ 4 x) y)) (cbrt (/ (+ 4 x) y))) (cbrt (/ (+ 4 x) y)) (- (* (/ z (/ y x)) 1))) (fma (- (/ z (/ y x))) 1 (* (/ z (/ y x)) 1))) 0)))>
* [enter]simplify:  Simplifying (fma (* (cbrt (/ (+ 4 x) y)) (cbrt (/ (+ 4 x) y))) (cbrt (/ (+ 4 x) y)) (- (* (/ z (/ y x)) 1)))
* * [misc]simplify:  iters left: 6 (14 enodes)
* * [misc]simplify:  iters left: 5 (28 enodes)
* * [misc]simplify:  iters left: 4 (55 enodes)
* * [misc]simplify:  iters left: 3 (99 enodes)
* * [misc]simplify:  iters left: 2 (143 enodes)
* * [misc]simplify:  iters left: 1 (183 enodes)
* [exit]simplify:  Simplified to (- (/ (+ x 4) y) (* (/ x y) z))
* [misc]simplify:  Simplified (2 1 1 1) to (λ (x y z) (fabs (+ (+ (- (/ (+ x 4) y) (* (/ x y) z)) (fma (- (/ z (/ y x))) 1 (* (/ z (/ y x)) 1))) 0)))
* [enter]simplify:  Simplifying (fma (- (/ z (/ y x))) 1 (* (/ z (/ y x)) 1))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (20 enodes)
* * [misc]simplify:  iters left: 4 (44 enodes)
* * [misc]simplify:  iters left: 3 (95 enodes)
* * [misc]simplify:  iters left: 2 (131 enodes)
* * [misc]simplify:  iters left: 1 (163 enodes)
* [exit]simplify:  Simplified to 0
* [misc]simplify:  Simplified (2 1 1 2) to (λ (x y z) (fabs (+ (+ (- (/ (+ x 4) y) (* (/ x y) z)) 0) 0)))
* * * * [misc]progress:  [ 21 / 84 ] simplifiying candidate #<alt (λ (x y z) (fabs (+ (+ (fma (* (cbrt (/ (+ 4 x) y)) (cbrt (/ (+ 4 x) y))) (cbrt (/ (+ 4 x) y)) (- (* (/ 1 (/ y x)) z))) (fma (- (/ 1 (/ y x))) z (* (/ 1 (/ y x)) z))) 0)))>
* [enter]simplify:  Simplifying (fma (* (cbrt (/ (+ 4 x) y)) (cbrt (/ (+ 4 x) y))) (cbrt (/ (+ 4 x) y)) (- (* (/ 1 (/ y x)) z)))
* * [misc]simplify:  iters left: 6 (14 enodes)
* * [misc]simplify:  iters left: 5 (28 enodes)
* * [misc]simplify:  iters left: 4 (54 enodes)
* * [misc]simplify:  iters left: 3 (100 enodes)
* * [misc]simplify:  iters left: 2 (146 enodes)
* * [misc]simplify:  iters left: 1 (270 enodes)
* [exit]simplify:  Simplified to (- (/ (+ x 4) y) (/ x (/ y z)))
* [misc]simplify:  Simplified (2 1 1 1) to (λ (x y z) (fabs (+ (+ (- (/ (+ x 4) y) (/ x (/ y z))) (fma (- (/ 1 (/ y x))) z (* (/ 1 (/ y x)) z))) 0)))
* [enter]simplify:  Simplifying (fma (- (/ 1 (/ y x))) z (* (/ 1 (/ y x)) z))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (20 enodes)
* * [misc]simplify:  iters left: 4 (42 enodes)
* * [misc]simplify:  iters left: 3 (91 enodes)
* * [misc]simplify:  iters left: 2 (159 enodes)
* * [misc]simplify:  iters left: 1 (270 enodes)
* [exit]simplify:  Simplified to 0
* [misc]simplify:  Simplified (2 1 1 2) to (λ (x y z) (fabs (+ (+ (- (/ (+ x 4) y) (/ x (/ y z))) 0) 0)))
* * * * [misc]progress:  [ 22 / 84 ] simplifiying candidate #<alt (λ (x y z) (fabs (+ (+ (fma (* (cbrt (/ (+ 4 x) y)) (cbrt (/ (+ 4 x) y))) (cbrt (/ (+ 4 x) y)) (- (* x (/ z y)))) (fma (- x) (/ z y) (* x (/ z y)))) 0)))>
* [enter]simplify:  Simplifying (fma (* (cbrt (/ (+ 4 x) y)) (cbrt (/ (+ 4 x) y))) (cbrt (/ (+ 4 x) y)) (- (* x (/ z y))))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (22 enodes)
* * [misc]simplify:  iters left: 4 (37 enodes)
* * [misc]simplify:  iters left: 3 (50 enodes)
* * [misc]simplify:  iters left: 2 (57 enodes)
* * [misc]simplify:  iters left: 1 (63 enodes)
* [exit]simplify:  Simplified to (- (/ (+ x 4) y) (/ (* x z) y))
* [misc]simplify:  Simplified (2 1 1 1) to (λ (x y z) (fabs (+ (+ (- (/ (+ x 4) y) (/ (* x z) y)) (fma (- x) (/ z y) (* x (/ z y)))) 0)))
* [enter]simplify:  Simplifying (fma (- x) (/ z y) (* x (/ z y)))
* * [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 (41 enodes)
* * [misc]simplify:  iters left: 1 (60 enodes)
* [exit]simplify:  Simplified to 0
* [misc]simplify:  Simplified (2 1 1 2) to (λ (x y z) (fabs (+ (+ (- (/ (+ x 4) y) (/ (* x z) y)) 0) 0)))
* * * * [misc]progress:  [ 23 / 84 ] simplifiying candidate #<alt (λ (x y z) (fabs (+ (+ (fma (sqrt (/ (+ 4 x) y)) (sqrt (/ (+ 4 x) y)) (- (* (cbrt (/ z (/ y x))) (* (cbrt (/ z (/ y x))) (cbrt (/ z (/ y x))))))) (fma (- (cbrt (/ z (/ y x)))) (* (cbrt (/ z (/ y x))) (cbrt (/ z (/ y x)))) (* (cbrt (/ z (/ y x))) (* (cbrt (/ z (/ y x))) (cbrt (/ z (/ y x))))))) 0)))>
* [enter]simplify:  Simplifying (fma (sqrt (/ (+ 4 x) y)) (sqrt (/ (+ 4 x) y)) (- (* (cbrt (/ z (/ y x))) (* (cbrt (/ z (/ y x))) (cbrt (/ z (/ y x)))))))
* * [misc]simplify:  iters left: 6 (14 enodes)
* * [misc]simplify:  iters left: 5 (26 enodes)
* * [misc]simplify:  iters left: 4 (35 enodes)
* * [misc]simplify:  iters left: 3 (52 enodes)
* * [misc]simplify:  iters left: 2 (57 enodes)
* * [misc]simplify:  iters left: 1 (63 enodes)
* [exit]simplify:  Simplified to (- (/ (+ x 4) y) (/ z (/ y x)))
* [misc]simplify:  Simplified (2 1 1 1) to (λ (x y z) (fabs (+ (+ (- (/ (+ x 4) y) (/ z (/ y x))) (fma (- (cbrt (/ z (/ y x)))) (* (cbrt (/ z (/ y x))) (cbrt (/ z (/ y x)))) (* (cbrt (/ z (/ y x))) (* (cbrt (/ z (/ y x))) (cbrt (/ z (/ y x))))))) 0)))
* [enter]simplify:  Simplifying (fma (- (cbrt (/ z (/ y x)))) (* (cbrt (/ z (/ y x))) (cbrt (/ z (/ y x)))) (* (cbrt (/ z (/ y x))) (* (cbrt (/ z (/ y x))) (cbrt (/ z (/ y x))))))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (17 enodes)
* * [misc]simplify:  iters left: 4 (27 enodes)
* * [misc]simplify:  iters left: 3 (60 enodes)
* * [misc]simplify:  iters left: 2 (77 enodes)
* * [misc]simplify:  iters left: 1 (83 enodes)
* [exit]simplify:  Simplified to 0
* [misc]simplify:  Simplified (2 1 1 2) to (λ (x y z) (fabs (+ (+ (- (/ (+ x 4) y) (/ z (/ y x))) 0) 0)))
* * * * [misc]progress:  [ 24 / 84 ] simplifiying candidate #<alt (λ (x y z) (fabs (+ (+ (fma (sqrt (/ (+ 4 x) y)) (sqrt (/ (+ 4 x) y)) (- (* (sqrt (/ z (/ y x))) (sqrt (/ z (/ y x)))))) (fma (- (sqrt (/ z (/ y x)))) (sqrt (/ z (/ y x))) (* (sqrt (/ z (/ y x))) (sqrt (/ z (/ y x)))))) 0)))>
* [enter]simplify:  Simplifying (fma (sqrt (/ (+ 4 x) y)) (sqrt (/ (+ 4 x) y)) (- (* (sqrt (/ z (/ y x))) (sqrt (/ z (/ y x))))))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (21 enodes)
* * [misc]simplify:  iters left: 4 (30 enodes)
* * [misc]simplify:  iters left: 3 (42 enodes)
* * [misc]simplify:  iters left: 2 (56 enodes)
* * [misc]simplify:  iters left: 1 (78 enodes)
* [exit]simplify:  Simplified to (- (/ (+ x 4) y) (/ (* z x) y))
* [misc]simplify:  Simplified (2 1 1 1) to (λ (x y z) (fabs (+ (+ (- (/ (+ x 4) y) (/ (* z x) y)) (fma (- (sqrt (/ z (/ y x)))) (sqrt (/ z (/ y x))) (* (sqrt (/ z (/ y x))) (sqrt (/ z (/ y x)))))) 0)))
* [enter]simplify:  Simplifying (fma (- (sqrt (/ z (/ y x)))) (sqrt (/ z (/ y x))) (* (sqrt (/ z (/ y x))) (sqrt (/ z (/ y x)))))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (13 enodes)
* * [misc]simplify:  iters left: 4 (21 enodes)
* * [misc]simplify:  iters left: 3 (38 enodes)
* * [misc]simplify:  iters left: 2 (52 enodes)
* * [misc]simplify:  iters left: 1 (57 enodes)
* [exit]simplify:  Simplified to 0
* [misc]simplify:  Simplified (2 1 1 2) to (λ (x y z) (fabs (+ (+ (- (/ (+ x 4) y) (/ (* z x) y)) 0) 0)))
* * * * [misc]progress:  [ 25 / 84 ] simplifiying candidate #<alt (λ (x y z) (fabs (+ (+ (fma (sqrt (/ (+ 4 x) y)) (sqrt (/ (+ 4 x) y)) (- (* (/ z (/ y x)) 1))) (fma (- (/ z (/ y x))) 1 (* (/ z (/ y x)) 1))) 0)))>
* [enter]simplify:  Simplifying (fma (sqrt (/ (+ 4 x) y)) (sqrt (/ (+ 4 x) y)) (- (* (/ z (/ y x)) 1)))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (27 enodes)
* * [misc]simplify:  iters left: 4 (53 enodes)
* * [misc]simplify:  iters left: 3 (95 enodes)
* * [misc]simplify:  iters left: 2 (139 enodes)
* * [misc]simplify:  iters left: 1 (180 enodes)
* [exit]simplify:  Simplified to (- (/ (+ x 4) y) (/ z (/ y x)))
* [misc]simplify:  Simplified (2 1 1 1) to (λ (x y z) (fabs (+ (+ (- (/ (+ x 4) y) (/ z (/ y x))) (fma (- (/ z (/ y x))) 1 (* (/ z (/ y x)) 1))) 0)))
* [enter]simplify:  Simplifying (fma (- (/ z (/ y x))) 1 (* (/ z (/ y x)) 1))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (20 enodes)
* * [misc]simplify:  iters left: 4 (44 enodes)
* * [misc]simplify:  iters left: 3 (95 enodes)
* * [misc]simplify:  iters left: 2 (131 enodes)
* * [misc]simplify:  iters left: 1 (163 enodes)
* [exit]simplify:  Simplified to 0
* [misc]simplify:  Simplified (2 1 1 2) to (λ (x y z) (fabs (+ (+ (- (/ (+ x 4) y) (/ z (/ y x))) 0) 0)))
* * * * [misc]progress:  [ 26 / 84 ] simplifiying candidate #<alt (λ (x y z) (fabs (+ (+ (fma (sqrt (/ (+ 4 x) y)) (sqrt (/ (+ 4 x) y)) (- (* (/ 1 (/ y x)) z))) (fma (- (/ 1 (/ y x))) z (* (/ 1 (/ y x)) z))) 0)))>
* [enter]simplify:  Simplifying (fma (sqrt (/ (+ 4 x) y)) (sqrt (/ (+ 4 x) y)) (- (* (/ 1 (/ y x)) z)))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (27 enodes)
* * [misc]simplify:  iters left: 4 (52 enodes)
* * [misc]simplify:  iters left: 3 (96 enodes)
* * [misc]simplify:  iters left: 2 (142 enodes)
* * [misc]simplify:  iters left: 1 (273 enodes)
* [exit]simplify:  Simplified to (- (/ (+ x 4) y) (/ x (/ y z)))
* [misc]simplify:  Simplified (2 1 1 1) to (λ (x y z) (fabs (+ (+ (- (/ (+ x 4) y) (/ x (/ y z))) (fma (- (/ 1 (/ y x))) z (* (/ 1 (/ y x)) z))) 0)))
* [enter]simplify:  Simplifying (fma (- (/ 1 (/ y x))) z (* (/ 1 (/ y x)) z))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (20 enodes)
* * [misc]simplify:  iters left: 4 (42 enodes)
* * [misc]simplify:  iters left: 3 (91 enodes)
* * [misc]simplify:  iters left: 2 (159 enodes)
* * [misc]simplify:  iters left: 1 (270 enodes)
* [exit]simplify:  Simplified to 0
* [misc]simplify:  Simplified (2 1 1 2) to (λ (x y z) (fabs (+ (+ (- (/ (+ x 4) y) (/ x (/ y z))) 0) 0)))
* * * * [misc]progress:  [ 27 / 84 ] simplifiying candidate #<alt (λ (x y z) (fabs (+ (+ (fma (sqrt (/ (+ 4 x) y)) (sqrt (/ (+ 4 x) y)) (- (* x (/ z y)))) (fma (- x) (/ z y) (* x (/ z y)))) 0)))>
* [enter]simplify:  Simplifying (fma (sqrt (/ (+ 4 x) y)) (sqrt (/ (+ 4 x) y)) (- (* x (/ z y))))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (21 enodes)
* * [misc]simplify:  iters left: 4 (35 enodes)
* * [misc]simplify:  iters left: 3 (46 enodes)
* * [misc]simplify:  iters left: 2 (53 enodes)
* * [misc]simplify:  iters left: 1 (59 enodes)
* [exit]simplify:  Simplified to (- (/ (+ x 4) y) (/ x (/ y z)))
* [misc]simplify:  Simplified (2 1 1 1) to (λ (x y z) (fabs (+ (+ (- (/ (+ x 4) y) (/ x (/ y z))) (fma (- x) (/ z y) (* x (/ z y)))) 0)))
* [enter]simplify:  Simplifying (fma (- x) (/ z y) (* x (/ z y)))
* * [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 (41 enodes)
* * [misc]simplify:  iters left: 1 (60 enodes)
* [exit]simplify:  Simplified to 0
* [misc]simplify:  Simplified (2 1 1 2) to (λ (x y z) (fabs (+ (+ (- (/ (+ x 4) y) (/ x (/ y z))) 0) 0)))
* * * * [misc]progress:  [ 28 / 84 ] simplifiying candidate #<alt (λ (x y z) (fabs (+ (+ (fma 1 (/ (+ 4 x) y) (- (* (cbrt (/ z (/ y x))) (* (cbrt (/ z (/ y x))) (cbrt (/ z (/ y x))))))) (fma (- (cbrt (/ z (/ y x)))) (* (cbrt (/ z (/ y x))) (cbrt (/ z (/ y x)))) (* (cbrt (/ z (/ y x))) (* (cbrt (/ z (/ y x))) (cbrt (/ z (/ y x))))))) 0)))>
* [enter]simplify:  Simplifying (fma 1 (/ (+ 4 x) y) (- (* (cbrt (/ z (/ y x))) (* (cbrt (/ z (/ y x))) (cbrt (/ z (/ y x)))))))
* * [misc]simplify:  iters left: 6 (14 enodes)
* * [misc]simplify:  iters left: 5 (28 enodes)
* * [misc]simplify:  iters left: 4 (40 enodes)
* * [misc]simplify:  iters left: 3 (73 enodes)
* * [misc]simplify:  iters left: 2 (92 enodes)
* * [misc]simplify:  iters left: 1 (112 enodes)
* [exit]simplify:  Simplified to (- (/ (+ 4 x) y) (/ z (/ y x)))
* [misc]simplify:  Simplified (2 1 1 1) to (λ (x y z) (fabs (+ (+ (- (/ (+ 4 x) y) (/ z (/ y x))) (fma (- (cbrt (/ z (/ y x)))) (* (cbrt (/ z (/ y x))) (cbrt (/ z (/ y x)))) (* (cbrt (/ z (/ y x))) (* (cbrt (/ z (/ y x))) (cbrt (/ z (/ y x))))))) 0)))
* [enter]simplify:  Simplifying (fma (- (cbrt (/ z (/ y x)))) (* (cbrt (/ z (/ y x))) (cbrt (/ z (/ y x)))) (* (cbrt (/ z (/ y x))) (* (cbrt (/ z (/ y x))) (cbrt (/ z (/ y x))))))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (17 enodes)
* * [misc]simplify:  iters left: 4 (27 enodes)
* * [misc]simplify:  iters left: 3 (60 enodes)
* * [misc]simplify:  iters left: 2 (77 enodes)
* * [misc]simplify:  iters left: 1 (83 enodes)
* [exit]simplify:  Simplified to 0
* [misc]simplify:  Simplified (2 1 1 2) to (λ (x y z) (fabs (+ (+ (- (/ (+ 4 x) y) (/ z (/ y x))) 0) 0)))
* * * * [misc]progress:  [ 29 / 84 ] simplifiying candidate #<alt (λ (x y z) (fabs (+ (+ (fma 1 (/ (+ 4 x) y) (- (* (sqrt (/ z (/ y x))) (sqrt (/ z (/ y x)))))) (fma (- (sqrt (/ z (/ y x)))) (sqrt (/ z (/ y x))) (* (sqrt (/ z (/ y x))) (sqrt (/ z (/ y x)))))) 0)))>
* [enter]simplify:  Simplifying (fma 1 (/ (+ 4 x) y) (- (* (sqrt (/ z (/ y x))) (sqrt (/ z (/ y x))))))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (23 enodes)
* * [misc]simplify:  iters left: 4 (35 enodes)
* * [misc]simplify:  iters left: 3 (60 enodes)
* * [misc]simplify:  iters left: 2 (81 enodes)
* * [misc]simplify:  iters left: 1 (100 enodes)
* [exit]simplify:  Simplified to (- (/ (+ 4 x) y) (/ z (/ y x)))
* [misc]simplify:  Simplified (2 1 1 1) to (λ (x y z) (fabs (+ (+ (- (/ (+ 4 x) y) (/ z (/ y x))) (fma (- (sqrt (/ z (/ y x)))) (sqrt (/ z (/ y x))) (* (sqrt (/ z (/ y x))) (sqrt (/ z (/ y x)))))) 0)))
* [enter]simplify:  Simplifying (fma (- (sqrt (/ z (/ y x)))) (sqrt (/ z (/ y x))) (* (sqrt (/ z (/ y x))) (sqrt (/ z (/ y x)))))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (13 enodes)
* * [misc]simplify:  iters left: 4 (21 enodes)
* * [misc]simplify:  iters left: 3 (38 enodes)
* * [misc]simplify:  iters left: 2 (52 enodes)
* * [misc]simplify:  iters left: 1 (57 enodes)
* [exit]simplify:  Simplified to 0
* [misc]simplify:  Simplified (2 1 1 2) to (λ (x y z) (fabs (+ (+ (- (/ (+ 4 x) y) (/ z (/ y x))) 0) 0)))
* * * * [misc]progress:  [ 30 / 84 ] simplifiying candidate #<alt (λ (x y z) (fabs (+ (+ (fma 1 (/ (+ 4 x) y) (- (* (/ z (/ y x)) 1))) (fma (- (/ z (/ y x))) 1 (* (/ z (/ y x)) 1))) 0)))>
* [enter]simplify:  Simplifying (fma 1 (/ (+ 4 x) y) (- (* (/ z (/ y x)) 1)))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (26 enodes)
* * [misc]simplify:  iters left: 4 (55 enodes)
* * [misc]simplify:  iters left: 3 (111 enodes)
* * [misc]simplify:  iters left: 2 (171 enodes)
* * [misc]simplify:  iters left: 1 (210 enodes)
* [exit]simplify:  Simplified to (- (/ (+ 4 x) y) (/ z (/ y x)))
* [misc]simplify:  Simplified (2 1 1 1) to (λ (x y z) (fabs (+ (+ (- (/ (+ 4 x) y) (/ z (/ y x))) (fma (- (/ z (/ y x))) 1 (* (/ z (/ y x)) 1))) 0)))
* [enter]simplify:  Simplifying (fma (- (/ z (/ y x))) 1 (* (/ z (/ y x)) 1))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (20 enodes)
* * [misc]simplify:  iters left: 4 (44 enodes)
* * [misc]simplify:  iters left: 3 (95 enodes)
* * [misc]simplify:  iters left: 2 (131 enodes)
* * [misc]simplify:  iters left: 1 (163 enodes)
* [exit]simplify:  Simplified to 0
* [misc]simplify:  Simplified (2 1 1 2) to (λ (x y z) (fabs (+ (+ (- (/ (+ 4 x) y) (/ z (/ y x))) 0) 0)))
* * * * [misc]progress:  [ 31 / 84 ] simplifiying candidate #<alt (λ (x y z) (fabs (+ (+ (fma 1 (/ (+ 4 x) y) (- (* (/ 1 (/ y x)) z))) (fma (- (/ 1 (/ y x))) z (* (/ 1 (/ y x)) z))) 0)))>
* [enter]simplify:  Simplifying (fma 1 (/ (+ 4 x) y) (- (* (/ 1 (/ y x)) z)))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (26 enodes)
* * [misc]simplify:  iters left: 4 (54 enodes)
* * [misc]simplify:  iters left: 3 (111 enodes)
* * [misc]simplify:  iters left: 2 (168 enodes)
* * [misc]simplify:  iters left: 1 (313 enodes)
* [exit]simplify:  Simplified to (/ (- (+ 4 x) (* x z)) y)
* [misc]simplify:  Simplified (2 1 1 1) to (λ (x y z) (fabs (+ (+ (/ (- (+ 4 x) (* x z)) y) (fma (- (/ 1 (/ y x))) z (* (/ 1 (/ y x)) z))) 0)))
* [enter]simplify:  Simplifying (fma (- (/ 1 (/ y x))) z (* (/ 1 (/ y x)) z))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (20 enodes)
* * [misc]simplify:  iters left: 4 (42 enodes)
* * [misc]simplify:  iters left: 3 (91 enodes)
* * [misc]simplify:  iters left: 2 (159 enodes)
* * [misc]simplify:  iters left: 1 (270 enodes)
* [exit]simplify:  Simplified to 0
* [misc]simplify:  Simplified (2 1 1 2) to (λ (x y z) (fabs (+ (+ (/ (- (+ 4 x) (* x z)) y) 0) 0)))
* * * * [misc]progress:  [ 32 / 84 ] simplifiying candidate #<alt (λ (x y z) (fabs (+ (+ (fma 1 (/ (+ 4 x) y) (- (* x (/ z y)))) (fma (- x) (/ z y) (* x (/ z y)))) 0)))>
* [enter]simplify:  Simplifying (fma 1 (/ (+ 4 x) y) (- (* x (/ z y))))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (23 enodes)
* * [misc]simplify:  iters left: 4 (40 enodes)
* * [misc]simplify:  iters left: 3 (67 enodes)
* * [misc]simplify:  iters left: 2 (84 enodes)
* * [misc]simplify:  iters left: 1 (104 enodes)
* [exit]simplify:  Simplified to (- (/ (+ 4 x) y) (/ (* z x) y))
* [misc]simplify:  Simplified (2 1 1 1) to (λ (x y z) (fabs (+ (+ (- (/ (+ 4 x) y) (/ (* z x) y)) (fma (- x) (/ z y) (* x (/ z y)))) 0)))
* [enter]simplify:  Simplifying (fma (- x) (/ z y) (* x (/ z y)))
* * [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 (41 enodes)
* * [misc]simplify:  iters left: 1 (60 enodes)
* [exit]simplify:  Simplified to 0
* [misc]simplify:  Simplified (2 1 1 2) to (λ (x y z) (fabs (+ (+ (- (/ (+ 4 x) y) (/ (* z x) y)) 0) 0)))
* * * * [misc]progress:  [ 33 / 84 ] simplifiying candidate #<alt (λ (x y z) (fabs (+ (+ (fma (+ 4 x) (/ 1 y) (- (* (cbrt (/ z (/ y x))) (* (cbrt (/ z (/ y x))) (cbrt (/ z (/ y x))))))) (fma (- (cbrt (/ z (/ y x)))) (* (cbrt (/ z (/ y x))) (cbrt (/ z (/ y x)))) (* (cbrt (/ z (/ y x))) (* (cbrt (/ z (/ y x))) (cbrt (/ z (/ y x))))))) 0)))>
* [enter]simplify:  Simplifying (fma (+ 4 x) (/ 1 y) (- (* (cbrt (/ z (/ y x))) (* (cbrt (/ z (/ y x))) (cbrt (/ z (/ y x)))))))
* * [misc]simplify:  iters left: 6 (14 enodes)
* * [misc]simplify:  iters left: 5 (28 enodes)
* * [misc]simplify:  iters left: 4 (40 enodes)
* * [misc]simplify:  iters left: 3 (69 enodes)
* * [misc]simplify:  iters left: 2 (123 enodes)
* * [misc]simplify:  iters left: 1 (190 enodes)
* [exit]simplify:  Simplified to (- (/ (+ x 4) y) (* x (/ z y)))
* [misc]simplify:  Simplified (2 1 1 1) to (λ (x y z) (fabs (+ (+ (- (/ (+ x 4) y) (* x (/ z y))) (fma (- (cbrt (/ z (/ y x)))) (* (cbrt (/ z (/ y x))) (cbrt (/ z (/ y x)))) (* (cbrt (/ z (/ y x))) (* (cbrt (/ z (/ y x))) (cbrt (/ z (/ y x))))))) 0)))
* [enter]simplify:  Simplifying (fma (- (cbrt (/ z (/ y x)))) (* (cbrt (/ z (/ y x))) (cbrt (/ z (/ y x)))) (* (cbrt (/ z (/ y x))) (* (cbrt (/ z (/ y x))) (cbrt (/ z (/ y x))))))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (17 enodes)
* * [misc]simplify:  iters left: 4 (27 enodes)
* * [misc]simplify:  iters left: 3 (60 enodes)
* * [misc]simplify:  iters left: 2 (77 enodes)
* * [misc]simplify:  iters left: 1 (83 enodes)
* [exit]simplify:  Simplified to 0
* [misc]simplify:  Simplified (2 1 1 2) to (λ (x y z) (fabs (+ (+ (- (/ (+ x 4) y) (* x (/ z y))) 0) 0)))
* * * * [misc]progress:  [ 34 / 84 ] simplifiying candidate #<alt (λ (x y z) (fabs (+ (+ (fma (+ 4 x) (/ 1 y) (- (* (sqrt (/ z (/ y x))) (sqrt (/ z (/ y x)))))) (fma (- (sqrt (/ z (/ y x)))) (sqrt (/ z (/ y x))) (* (sqrt (/ z (/ y x))) (sqrt (/ z (/ y x)))))) 0)))>
* [enter]simplify:  Simplifying (fma (+ 4 x) (/ 1 y) (- (* (sqrt (/ z (/ y x))) (sqrt (/ z (/ y x))))))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (23 enodes)
* * [misc]simplify:  iters left: 4 (35 enodes)
* * [misc]simplify:  iters left: 3 (56 enodes)
* * [misc]simplify:  iters left: 2 (115 enodes)
* * [misc]simplify:  iters left: 1 (175 enodes)
* [exit]simplify:  Simplified to (- (/ (+ x 4) y) (* x (/ z y)))
* [misc]simplify:  Simplified (2 1 1 1) to (λ (x y z) (fabs (+ (+ (- (/ (+ x 4) y) (* x (/ z y))) (fma (- (sqrt (/ z (/ y x)))) (sqrt (/ z (/ y x))) (* (sqrt (/ z (/ y x))) (sqrt (/ z (/ y x)))))) 0)))
* [enter]simplify:  Simplifying (fma (- (sqrt (/ z (/ y x)))) (sqrt (/ z (/ y x))) (* (sqrt (/ z (/ y x))) (sqrt (/ z (/ y x)))))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (13 enodes)
* * [misc]simplify:  iters left: 4 (21 enodes)
* * [misc]simplify:  iters left: 3 (38 enodes)
* * [misc]simplify:  iters left: 2 (52 enodes)
* * [misc]simplify:  iters left: 1 (57 enodes)
* [exit]simplify:  Simplified to 0
* [misc]simplify:  Simplified (2 1 1 2) to (λ (x y z) (fabs (+ (+ (- (/ (+ x 4) y) (* x (/ z y))) 0) 0)))
* * * * [misc]progress:  [ 35 / 84 ] simplifiying candidate #<alt (λ (x y z) (fabs (+ (+ (fma (+ 4 x) (/ 1 y) (- (* (/ z (/ y x)) 1))) (fma (- (/ z (/ y x))) 1 (* (/ z (/ y x)) 1))) 0)))>
* [enter]simplify:  Simplifying (fma (+ 4 x) (/ 1 y) (- (* (/ z (/ y x)) 1)))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (26 enodes)
* * [misc]simplify:  iters left: 4 (55 enodes)
* * [misc]simplify:  iters left: 3 (109 enodes)
* * [misc]simplify:  iters left: 2 (193 enodes)
* * [misc]simplify:  iters left: 1 (297 enodes)
* [exit]simplify:  Simplified to (- (/ (+ x 4) y) (/ x (/ y z)))
* [misc]simplify:  Simplified (2 1 1 1) to (λ (x y z) (fabs (+ (+ (- (/ (+ x 4) y) (/ x (/ y z))) (fma (- (/ z (/ y x))) 1 (* (/ z (/ y x)) 1))) 0)))
* [enter]simplify:  Simplifying (fma (- (/ z (/ y x))) 1 (* (/ z (/ y x)) 1))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (20 enodes)
* * [misc]simplify:  iters left: 4 (44 enodes)
* * [misc]simplify:  iters left: 3 (95 enodes)
* * [misc]simplify:  iters left: 2 (131 enodes)
* * [misc]simplify:  iters left: 1 (163 enodes)
* [exit]simplify:  Simplified to 0
* [misc]simplify:  Simplified (2 1 1 2) to (λ (x y z) (fabs (+ (+ (- (/ (+ x 4) y) (/ x (/ y z))) 0) 0)))
* * * * [misc]progress:  [ 36 / 84 ] simplifiying candidate #<alt (λ (x y z) (fabs (+ (+ (fma (+ 4 x) (/ 1 y) (- (* (/ 1 (/ y x)) z))) (fma (- (/ 1 (/ y x))) z (* (/ 1 (/ y x)) z))) 0)))>
* [enter]simplify:  Simplifying (fma (+ 4 x) (/ 1 y) (- (* (/ 1 (/ y x)) z)))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (25 enodes)
* * [misc]simplify:  iters left: 4 (53 enodes)
* * [misc]simplify:  iters left: 3 (112 enodes)
* * [misc]simplify:  iters left: 2 (226 enodes)
* [exit]simplify:  Simplified to (/ (- (+ x 4) (* z x)) y)
* [misc]simplify:  Simplified (2 1 1 1) to (λ (x y z) (fabs (+ (+ (/ (- (+ x 4) (* z x)) y) (fma (- (/ 1 (/ y x))) z (* (/ 1 (/ y x)) z))) 0)))
* [enter]simplify:  Simplifying (fma (- (/ 1 (/ y x))) z (* (/ 1 (/ y x)) z))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (20 enodes)
* * [misc]simplify:  iters left: 4 (42 enodes)
* * [misc]simplify:  iters left: 3 (91 enodes)
* * [misc]simplify:  iters left: 2 (159 enodes)
* * [misc]simplify:  iters left: 1 (270 enodes)
* [exit]simplify:  Simplified to 0
* [misc]simplify:  Simplified (2 1 1 2) to (λ (x y z) (fabs (+ (+ (/ (- (+ x 4) (* z x)) y) 0) 0)))
* * * * [misc]progress:  [ 37 / 84 ] simplifiying candidate #<alt (λ (x y z) (fabs (+ (+ (fma (+ 4 x) (/ 1 y) (- (* x (/ z y)))) (fma (- x) (/ z y) (* x (/ z y)))) 0)))>
* [enter]simplify:  Simplifying (fma (+ 4 x) (/ 1 y) (- (* x (/ z y))))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (23 enodes)
* * [misc]simplify:  iters left: 4 (40 enodes)
* * [misc]simplify:  iters left: 3 (63 enodes)
* * [misc]simplify:  iters left: 2 (119 enodes)
* * [misc]simplify:  iters left: 1 (187 enodes)
* [exit]simplify:  Simplified to (- (/ (+ x 4) y) (/ (* z x) y))
* [misc]simplify:  Simplified (2 1 1 1) to (λ (x y z) (fabs (+ (+ (- (/ (+ x 4) y) (/ (* z x) y)) (fma (- x) (/ z y) (* x (/ z y)))) 0)))
* [enter]simplify:  Simplifying (fma (- x) (/ z y) (* x (/ z y)))
* * [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 (41 enodes)
* * [misc]simplify:  iters left: 1 (60 enodes)
* [exit]simplify:  Simplified to 0
* [misc]simplify:  Simplified (2 1 1 2) to (λ (x y z) (fabs (+ (+ (- (/ (+ x 4) y) (/ (* z x) y)) 0) 0)))
* * * * [misc]progress:  [ 38 / 84 ] simplifiying candidate #<alt (λ (x y z) (fabs (+ (log1p (expm1 (- (/ (+ 4 x) y) (/ z (/ y x))))) 0)))>
* * * * [misc]progress:  [ 39 / 84 ] simplifiying candidate #<alt (λ (x y z) (fabs (+ (expm1 (log1p (- (/ (+ 4 x) y) (/ z (/ y x))))) 0)))>
* * * * [misc]progress:  [ 40 / 84 ] simplifiying candidate #<alt (λ (x y z) (fabs (+ (fma (* (cbrt (/ (+ 4 x) y)) (cbrt (/ (+ 4 x) y))) (cbrt (/ (+ 4 x) y)) (- (/ z (/ y x)))) 0)))>
* [enter]simplify:  Simplifying (* (cbrt (/ (+ 4 x) y)) (cbrt (/ (+ 4 x) y)))
* * [misc]simplify:  iters left: 6 (7 enodes)
* * [misc]simplify:  iters left: 5 (8 enodes)
* [exit]simplify:  Simplified to (* (cbrt (/ (+ x 4) y)) (cbrt (/ (+ x 4) y)))
* [misc]simplify:  Simplified (2 1 1 1) to (λ (x y z) (fabs (+ (fma (* (cbrt (/ (+ x 4) y)) (cbrt (/ (+ x 4) y))) (cbrt (/ (+ 4 x) y)) (- (/ z (/ y x)))) 0)))
* * * * [misc]progress:  [ 41 / 84 ] simplifiying candidate #<alt (λ (x y z) (fabs (+ (fma (sqrt (/ (+ 4 x) y)) (sqrt (/ (+ 4 x) y)) (- (/ z (/ y x)))) 0)))>
* [enter]simplify:  Simplifying (sqrt (/ (+ 4 x) y))
* * [misc]simplify:  iters left: 5 (6 enodes)
* * [misc]simplify:  iters left: 4 (7 enodes)
* [exit]simplify:  Simplified to (sqrt (/ (+ x 4) y))
* [misc]simplify:  Simplified (2 1 1 1) to (λ (x y z) (fabs (+ (fma (sqrt (/ (+ x 4) y)) (sqrt (/ (+ 4 x) y)) (- (/ z (/ y x)))) 0)))
* * * * [misc]progress:  [ 42 / 84 ] simplifiying candidate #<alt (λ (x y z) (fabs (+ (fma 1 (/ (+ 4 x) y) (- (/ z (/ y x)))) 0)))>
* * * * [misc]progress:  [ 43 / 84 ] simplifiying candidate #<alt (λ (x y z) (fabs (+ (fma (+ 4 x) (/ 1 y) (- (/ z (/ y x)))) 0)))>
* [enter]simplify:  Simplifying (+ 4 x)
* * [misc]simplify:  iters left: 2 (3 enodes)
* * [misc]simplify:  iters left: 1 (4 enodes)
* [exit]simplify:  Simplified to (+ x 4)
* [misc]simplify:  Simplified (2 1 1 1) to (λ (x y z) (fabs (+ (fma (+ x 4) (/ 1 y) (- (/ z (/ y x)))) 0)))
* * * * [misc]progress:  [ 44 / 84 ] simplifiying candidate #<alt (λ (x y z) (fabs (+ (log (/ (exp (/ (+ 4 x) y)) (exp (/ z (/ y x))))) 0)))>
* [enter]simplify:  Simplifying (/ (exp (/ (+ 4 x) y)) (exp (/ z (/ y x))))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (16 enodes)
* * [misc]simplify:  iters left: 4 (23 enodes)
* * [misc]simplify:  iters left: 3 (38 enodes)
* * [misc]simplify:  iters left: 2 (57 enodes)
* * [misc]simplify:  iters left: 1 (71 enodes)
* [exit]simplify:  Simplified to (exp (- (/ (+ x 4) y) (/ (* z x) y)))
* [misc]simplify:  Simplified (2 1 1 1) to (λ (x y z) (fabs (+ (log (exp (- (/ (+ x 4) y) (/ (* z x) y)))) 0)))
* * * * [misc]progress:  [ 45 / 84 ] simplifiying candidate #<alt (λ (x y z) (fabs (+ (pow (- (/ (+ 4 x) y) (/ z (/ y x))) 1) 0)))>
* * * * [misc]progress:  [ 46 / 84 ] simplifiying candidate #<alt (λ (x y z) (fabs (+ (exp (log (- (/ (+ 4 x) y) (/ z (/ y x))))) 0)))>
* * * * [misc]progress:  [ 47 / 84 ] simplifiying candidate #<alt (λ (x y z) (fabs (+ (log (exp (- (/ (+ 4 x) y) (/ z (/ y x))))) 0)))>
* * * * [misc]progress:  [ 48 / 84 ] simplifiying candidate #<alt (λ (x y z) (fabs (+ (* (* (cbrt (- (/ (+ 4 x) y) (/ z (/ y x)))) (cbrt (- (/ (+ 4 x) y) (/ z (/ y x))))) (cbrt (- (/ (+ 4 x) y) (/ z (/ y x))))) 0)))>
* * * * [misc]progress:  [ 49 / 84 ] simplifiying candidate #<alt (λ (x y z) (fabs (+ (cbrt (* (* (- (/ (+ 4 x) y) (/ z (/ y x))) (- (/ (+ 4 x) y) (/ z (/ y x)))) (- (/ (+ 4 x) y) (/ z (/ y x))))) 0)))>
* * * * [misc]progress:  [ 50 / 84 ] simplifiying candidate #<alt (λ (x y z) (fabs (+ (* (sqrt (- (/ (+ 4 x) y) (/ z (/ y x)))) (sqrt (- (/ (+ 4 x) y) (/ z (/ y x))))) 0)))>
* * * * [misc]progress:  [ 51 / 84 ] simplifiying candidate #<alt (λ (x y z) (fabs (+ (/ (- (* (+ 4 x) (/ y x)) (* y z)) (* y (/ y x))) 0)))>
* [enter]simplify:  Simplifying (- (* (+ 4 x) (/ y x)) (* y z))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (17 enodes)
* * [misc]simplify:  iters left: 4 (37 enodes)
* * [misc]simplify:  iters left: 3 (83 enodes)
* * [misc]simplify:  iters left: 2 (127 enodes)
* * [misc]simplify:  iters left: 1 (139 enodes)
* [exit]simplify:  Simplified to (fma 4 (/ y x) (- y (* y z)))
* [misc]simplify:  Simplified (2 1 1 1) to (λ (x y z) (fabs (+ (/ (fma 4 (/ y x) (- y (* y z))) (* y (/ y x))) 0)))
* [enter]simplify:  Simplifying (* y (/ y x))
* * [misc]simplify:  iters left: 4 (4 enodes)
* * [misc]simplify:  iters left: 3 (7 enodes)
* * [misc]simplify:  iters left: 2 (9 enodes)
* [exit]simplify:  Simplified to (* y (/ y x))
* [misc]simplify:  Simplified (2 1 1 2) to (λ (x y z) (fabs (+ (/ (fma 4 (/ y x) (- y (* y z))) (* y (/ y x))) 0)))
* * * * [misc]progress:  [ 52 / 84 ] simplifiying candidate #<alt (λ (x y z) (fabs (+ (/ (- (pow (/ (+ 4 x) y) 3) (pow (/ z (/ y x)) 3)) (+ (* (/ (+ 4 x) y) (/ (+ 4 x) y)) (+ (* (/ z (/ y x)) (/ z (/ y x))) (* (/ (+ 4 x) y) (/ z (/ y x)))))) 0)))>
* * * * [misc]progress:  [ 53 / 84 ] simplifiying candidate #<alt (λ (x y z) (fabs (+ (+ (/ (+ 4 x) y) (- (/ z (/ y x)))) 0)))>
* * * * [misc]progress:  [ 54 / 84 ] simplifiying candidate #<alt (λ (x y z) (fabs (+ (* 1 (- (/ (+ 4 x) y) (/ z (/ y x)))) 0)))>
* * * * [misc]progress:  [ 55 / 84 ] simplifiying candidate #<alt (λ (x y z) (fabs (+ (/ (- (* (/ (+ 4 x) y) (/ (+ 4 x) y)) (* (/ z (/ y x)) (/ z (/ y x)))) (+ (/ (+ 4 x) y) (/ z (/ y x)))) 0)))>
* * * * [misc]progress:  [ 56 / 84 ] simplifiying candidate #<alt (λ (x y z) (fabs (+ (* (+ (sqrt (/ (+ 4 x) y)) (sqrt (/ z (/ y x)))) (- (sqrt (/ (+ 4 x) y)) (sqrt (/ z (/ y x))))) 0)))>
* [enter]simplify:  Simplifying (+ (sqrt (/ (+ 4 x) y)) (sqrt (/ z (/ y x))))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (15 enodes)
* * [misc]simplify:  iters left: 4 (18 enodes)
* * [misc]simplify:  iters left: 3 (20 enodes)
* [exit]simplify:  Simplified to (+ (sqrt (/ (+ x 4) y)) (sqrt (/ (* z x) y)))
* [misc]simplify:  Simplified (2 1 1 1) to (λ (x y z) (fabs (+ (* (+ (sqrt (/ (+ x 4) y)) (sqrt (/ (* z x) y))) (- (sqrt (/ (+ 4 x) y)) (sqrt (/ z (/ y x))))) 0)))
* [enter]simplify:  Simplifying (- (sqrt (/ (+ 4 x) y)) (sqrt (/ z (/ y x))))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (16 enodes)
* * [misc]simplify:  iters left: 4 (20 enodes)
* * [misc]simplify:  iters left: 3 (22 enodes)
* [exit]simplify:  Simplified to (- (sqrt (/ (+ x 4) y)) (sqrt (/ z (/ y x))))
* [misc]simplify:  Simplified (2 1 1 2) to (λ (x y z) (fabs (+ (* (+ (sqrt (/ (+ 4 x) y)) (sqrt (/ z (/ y x)))) (- (sqrt (/ (+ x 4) y)) (sqrt (/ z (/ y x))))) 0)))
* * * * [misc]progress:  [ 57 / 84 ] simplifiying candidate #<alt (λ (x y z) (fabs (+ (* 1 (- (/ (+ 4 x) y) (/ z (/ y x)))) 0)))>
* [enter]simplify:  Simplifying (- (/ (+ 4 x) y) (/ z (/ y x)))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (14 enodes)
* * [misc]simplify:  iters left: 4 (24 enodes)
* * [misc]simplify:  iters left: 3 (33 enodes)
* * [misc]simplify:  iters left: 2 (40 enodes)
* * [misc]simplify:  iters left: 1 (41 enodes)
* [exit]simplify:  Simplified to (- (/ (+ x 4) y) (* x (/ z y)))
* [misc]simplify:  Simplified (2 1 1 2) to (λ (x y z) (fabs (+ (* 1 (- (/ (+ x 4) y) (* x (/ z y)))) 0)))
* * * * [misc]progress:  [ 58 / 84 ] simplifiying candidate #<alt (λ (x y z) (fabs (+ (+ (/ (+ 4 x) y) (- (/ z (/ y x)))) 0)))>
* * * * [misc]progress:  [ 59 / 84 ] simplifiying candidate #<alt (λ (x y z) (fabs (+ (- (log1p (expm1 (/ (+ 4 x) y))) (/ z (/ y x))) 0)))>
* * * * [misc]progress:  [ 60 / 84 ] simplifiying candidate #<alt (λ (x y z) (fabs (+ (- (expm1 (log1p (/ (+ 4 x) y))) (/ z (/ y x))) 0)))>
* * * * [misc]progress:  [ 61 / 84 ] simplifiying candidate #<alt (λ (x y z) (fabs (+ (- (pow (/ (+ 4 x) y) 1) (/ z (/ y x))) 0)))>
* * * * [misc]progress:  [ 62 / 84 ] simplifiying candidate #<alt (λ (x y z) (fabs (+ (- (exp (log (/ (+ 4 x) y))) (/ z (/ y x))) 0)))>
* * * * [misc]progress:  [ 63 / 84 ] simplifiying candidate #<alt (λ (x y z) (fabs (+ (- (log (exp (/ (+ 4 x) y))) (/ z (/ y x))) 0)))>
* * * * [misc]progress:  [ 64 / 84 ] simplifiying candidate #<alt (λ (x y z) (fabs (+ (- (* (* (cbrt (/ (+ 4 x) y)) (cbrt (/ (+ 4 x) y))) (cbrt (/ (+ 4 x) y))) (/ z (/ y x))) 0)))>
* * * * [misc]progress:  [ 65 / 84 ] simplifiying candidate #<alt (λ (x y z) (fabs (+ (- (cbrt (* (* (/ (+ 4 x) y) (/ (+ 4 x) y)) (/ (+ 4 x) y))) (/ z (/ y x))) 0)))>
* * * * [misc]progress:  [ 66 / 84 ] simplifiying candidate #<alt (λ (x y z) (fabs (+ (- (* (sqrt (/ (+ 4 x) y)) (sqrt (/ (+ 4 x) y))) (/ z (/ y x))) 0)))>
* * * * [misc]progress:  [ 67 / 84 ] simplifiying candidate #<alt (λ (x y z) (fabs (+ (- (/ (- (+ 4 x)) (- y)) (/ z (/ y x))) 0)))>
* * * * [misc]progress:  [ 68 / 84 ] simplifiying candidate #<alt (λ (x y z) (fabs (+ (- (* 1 (/ (+ 4 x) y)) (/ z (/ y x))) 0)))>
* * * * [misc]progress:  [ 69 / 84 ] simplifiying candidate #<alt (λ (x y z) (fabs (+ (- (* (+ 4 x) (/ 1 y)) (/ z (/ y x))) 0)))>
* * * * [misc]progress:  [ 70 / 84 ] simplifiying candidate #<alt (λ (x y z) (fabs (+ (- (/ 1 (/ y (+ 4 x))) (/ z (/ y x))) 0)))>
* * * * [misc]progress:  [ 71 / 84 ] simplifiying candidate #<alt (λ (x y z) (fabs (+ (- (/ (* (cbrt (+ 4 x)) (cbrt (+ 4 x))) (/ y (cbrt (+ 4 x)))) (/ z (/ y x))) 0)))>
* [enter]simplify:  Simplifying (* (cbrt (+ 4 x)) (cbrt (+ 4 x)))
* * [misc]simplify:  iters left: 5 (5 enodes)
* * [misc]simplify:  iters left: 4 (6 enodes)
* [exit]simplify:  Simplified to (* (cbrt (+ x 4)) (cbrt (+ x 4)))
* [misc]simplify:  Simplified (2 1 1 1 1) to (λ (x y z) (fabs (+ (- (/ (* (cbrt (+ x 4)) (cbrt (+ x 4))) (/ y (cbrt (+ 4 x)))) (/ z (/ y x))) 0)))
* * * * [misc]progress:  [ 72 / 84 ] simplifiying candidate #<alt (λ (x y z) (fabs (+ (- (/ (sqrt (+ 4 x)) (/ y (sqrt (+ 4 x)))) (/ z (/ y x))) 0)))>
* [enter]simplify:  Simplifying (sqrt (+ 4 x))
* * [misc]simplify:  iters left: 3 (4 enodes)
* * [misc]simplify:  iters left: 2 (5 enodes)
* [exit]simplify:  Simplified to (sqrt (+ x 4))
* [misc]simplify:  Simplified (2 1 1 1 1) to (λ (x y z) (fabs (+ (- (/ (sqrt (+ x 4)) (/ y (sqrt (+ 4 x)))) (/ z (/ y x))) 0)))
* * * * [misc]progress:  [ 73 / 84 ] simplifiying candidate #<alt (λ (x y z) (fabs (+ (- (/ 1 (/ y (+ 4 x))) (/ z (/ y x))) 0)))>
* * * * [misc]progress:  [ 74 / 84 ] simplifiying candidate #<alt (λ (x y z) (fabs (+ (- (/ (+ (pow 4 3) (pow x 3)) (* y (+ (* 4 4) (- (* x x) (* 4 x))))) (/ z (/ y x))) 0)))>
* [enter]simplify:  Simplifying (+ (pow 4 3) (pow x 3))
* * [misc]simplify:  iters left: 3 (6 enodes)
* * [misc]simplify:  iters left: 2 (13 enodes)
* * [misc]simplify:  iters left: 1 (17 enodes)
* [exit]simplify:  Simplified to (fma x (* x x) (pow 4 3))
* [misc]simplify:  Simplified (2 1 1 1 1) to (λ (x y z) (fabs (+ (- (/ (fma x (* x x) (pow 4 3)) (* y (+ (* 4 4) (- (* x x) (* 4 x))))) (/ z (/ y x))) 0)))
* * * * [misc]progress:  [ 75 / 84 ] simplifiying candidate #<alt (λ (x y z) (fabs (+ (- (/ (- (* 4 4) (* x x)) (* y (- 4 x))) (/ z (/ y x))) 0)))>
* [enter]simplify:  Simplifying (- (* 4 4) (* x x))
* * [misc]simplify:  iters left: 4 (5 enodes)
* * [misc]simplify:  iters left: 3 (11 enodes)
* * [misc]simplify:  iters left: 2 (18 enodes)
* * [misc]simplify:  iters left: 1 (35 enodes)
* [exit]simplify:  Simplified to (- (* 4 4) (* x x))
* [misc]simplify:  Simplified (2 1 1 1 1) to (λ (x y z) (fabs (+ (- (/ (- (* 4 4) (* x x)) (* y (- 4 x))) (/ z (/ y x))) 0)))
* * * * [misc]progress:  [ 76 / 84 ] simplifiying candidate #<alt (λ (x y z) (fabs (+ (- (/ (+ 4 x) y) (/ (* x z) y)) 0)))>
* [enter]simplify:  Simplifying (/ (* x z) y)
* * [misc]simplify:  iters left: 4 (5 enodes)
* * [misc]simplify:  iters left: 3 (8 enodes)
* * [misc]simplify:  iters left: 2 (10 enodes)
* * [misc]simplify:  iters left: 1 (13 enodes)
* [exit]simplify:  Simplified to (/ z (/ y x))
* [misc]simplify:  Simplified (2 1 1 2) to (λ (x y z) (fabs (+ (- (/ (+ 4 x) y) (/ z (/ y x))) 0)))
* * * * [misc]progress:  [ 77 / 84 ] simplifiying candidate #<alt (λ (x y z) (fabs (+ (- (/ (+ 4 x) y) (/ (* x z) y)) 0)))>
* [enter]simplify:  Simplifying (/ (* x z) y)
* * [misc]simplify:  iters left: 4 (5 enodes)
* * [misc]simplify:  iters left: 3 (8 enodes)
* * [misc]simplify:  iters left: 2 (10 enodes)
* * [misc]simplify:  iters left: 1 (13 enodes)
* [exit]simplify:  Simplified to (/ z (/ y x))
* [misc]simplify:  Simplified (2 1 1 2) to (λ (x y z) (fabs (+ (- (/ (+ 4 x) y) (/ z (/ y x))) 0)))
* * * * [misc]progress:  [ 78 / 84 ] simplifiying candidate #<alt (λ (x y z) (fabs (+ (- (/ (+ 4 x) y) (/ (* x z) y)) 0)))>
* [enter]simplify:  Simplifying (/ (* x z) y)
* * [misc]simplify:  iters left: 4 (5 enodes)
* * [misc]simplify:  iters left: 3 (8 enodes)
* * [misc]simplify:  iters left: 2 (10 enodes)
* * [misc]simplify:  iters left: 1 (13 enodes)
* [exit]simplify:  Simplified to (/ z (/ y x))
* [misc]simplify:  Simplified (2 1 1 2) to (λ (x y z) (fabs (+ (- (/ (+ 4 x) y) (/ z (/ y x))) 0)))
* * * * [misc]progress:  [ 79 / 84 ] simplifiying candidate #<alt (λ (x y z) (fabs (+ (- (+ (/ x y) (* 4 (/ 1 y))) (/ (* x z) y)) 0)))>
* [enter]simplify:  Simplifying (- (+ (/ x y) (* 4 (/ 1 y))) (/ (* x z) y))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (25 enodes)
* * [misc]simplify:  iters left: 4 (44 enodes)
* * [misc]simplify:  iters left: 3 (68 enodes)
* * [misc]simplify:  iters left: 2 (98 enodes)
* * [misc]simplify:  iters left: 1 (122 enodes)
* [exit]simplify:  Simplified to (fma z (- (/ x y)) (+ (/ x y) (/ 4 y)))
* [misc]simplify:  Simplified (2 1 1) to (λ (x y z) (fabs (+ (fma z (- (/ x y)) (+ (/ x y) (/ 4 y))) 0)))
* * * * [misc]progress:  [ 80 / 84 ] simplifiying candidate #<alt (λ (x y z) (fabs (+ (- (+ (/ x y) (* 4 (/ 1 y))) (/ (* x z) y)) 0)))>
* [enter]simplify:  Simplifying (- (+ (/ x y) (* 4 (/ 1 y))) (/ (* x z) y))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (25 enodes)
* * [misc]simplify:  iters left: 4 (44 enodes)
* * [misc]simplify:  iters left: 3 (68 enodes)
* * [misc]simplify:  iters left: 2 (98 enodes)
* * [misc]simplify:  iters left: 1 (122 enodes)
* [exit]simplify:  Simplified to (fma z (- (/ x y)) (+ (/ x y) (/ 4 y)))
* [misc]simplify:  Simplified (2 1 1) to (λ (x y z) (fabs (+ (fma z (- (/ x y)) (+ (/ x y) (/ 4 y))) 0)))
* * * * [misc]progress:  [ 81 / 84 ] simplifiying candidate #<alt (λ (x y z) (fabs (+ (- (+ (/ x y) (* 4 (/ 1 y))) (/ (* x z) y)) 0)))>
* [enter]simplify:  Simplifying (- (+ (/ x y) (* 4 (/ 1 y))) (/ (* x z) y))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (25 enodes)
* * [misc]simplify:  iters left: 4 (44 enodes)
* * [misc]simplify:  iters left: 3 (68 enodes)
* * [misc]simplify:  iters left: 2 (98 enodes)
* * [misc]simplify:  iters left: 1 (122 enodes)
* [exit]simplify:  Simplified to (fma z (- (/ x y)) (+ (/ x y) (/ 4 y)))
* [misc]simplify:  Simplified (2 1 1) to (λ (x y z) (fabs (+ (fma z (- (/ x y)) (+ (/ x y) (/ 4 y))) 0)))
* * * * [misc]progress:  [ 82 / 84 ] simplifiying candidate #<alt (λ (x y z) (fabs (+ (- (+ (/ x y) (* 4 (/ 1 y))) (/ z (/ y x))) 0)))>
* [enter]simplify:  Simplifying (+ (/ x y) (* 4 (/ 1 y)))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (14 enodes)
* * [misc]simplify:  iters left: 4 (18 enodes)
* [exit]simplify:  Simplified to (+ (/ x y) (/ 4 y))
* [misc]simplify:  Simplified (2 1 1 1) to (λ (x y z) (fabs (+ (- (+ (/ x y) (/ 4 y)) (/ z (/ y x))) 0)))
* * * * [misc]progress:  [ 83 / 84 ] simplifiying candidate #<alt (λ (x y z) (fabs (+ (- (+ (/ x y) (* 4 (/ 1 y))) (/ z (/ y x))) 0)))>
* [enter]simplify:  Simplifying (+ (/ x y) (* 4 (/ 1 y)))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (14 enodes)
* * [misc]simplify:  iters left: 4 (18 enodes)
* [exit]simplify:  Simplified to (+ (/ x y) (/ 4 y))
* [misc]simplify:  Simplified (2 1 1 1) to (λ (x y z) (fabs (+ (- (+ (/ x y) (/ 4 y)) (/ z (/ y x))) 0)))
* * * * [misc]progress:  [ 84 / 84 ] simplifiying candidate #<alt (λ (x y z) (fabs (+ (- (+ (/ x y) (* 4 (/ 1 y))) (/ z (/ y x))) 0)))>
* [enter]simplify:  Simplifying (+ (/ x y) (* 4 (/ 1 y)))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (14 enodes)
* * [misc]simplify:  iters left: 4 (18 enodes)
* [exit]simplify:  Simplified to (+ (/ x y) (/ 4 y))
* [misc]simplify:  Simplified (2 1 1 1) to (λ (x y z) (fabs (+ (- (+ (/ x y) (/ 4 y)) (/ z (/ y x))) 0)))
* * * [misc]progress:  adding candidates to table
* * [misc]progress:  iteration 3 / 4
* * * [misc]progress:  picking best candidate
* * * * [misc]pick:  Picked  #<alt (λ (x y z) (fabs (fma z (- (/ x y)) (+ (/ x y) (/ 4 y)))))>
* * * [misc]progress:  localizing error
* * * [misc]progress:  generating rewritten candidates
* * * * [misc]progress:  [ 1 / 2 ] rewriting at (2 1)
* * * * [misc]progress:  [ 2 / 2 ] rewriting at (2 1 3)
* * * [misc]progress:  generating series expansions
* * * * [misc]progress:  [ 1 / 2 ] generating series at (2 1)
* [misc]approximate:  Taking taylor expansion of (fma z (- (/ x y)) (+ (/ x y) (/ 4 y))) in (z x y) around 0
* [misc]taylor:  Taking taylor expansion of (fma z (- (/ x y)) (+ (/ x y) (/ 4 y))) in y
* [misc]taylor:  Rewrote expression to (+ (* z (- (/ x y))) (+ (/ x y) (/ 4 y)))
* [misc]taylor:  Taking taylor expansion of (* z (- (/ x 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 (- (/ x y)) 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 (+ (/ x y) (/ 4 y)) 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 (/ 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 (fma z (- (/ x y)) (+ (/ x y) (/ 4 y))) in x
* [misc]taylor:  Rewrote expression to (+ (* z (- (/ x y))) (+ (/ x y) (/ 4 y)))
* [misc]taylor:  Taking taylor expansion of (* z (- (/ x 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 (- (/ x y)) 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 (+ (/ x y) (/ 4 y)) 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 (/ 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 (fma z (- (/ x y)) (+ (/ x y) (/ 4 y))) in z
* [misc]taylor:  Rewrote expression to (+ (* z (- (/ x y))) (+ (/ x y) (/ 4 y)))
* [misc]taylor:  Taking taylor expansion of (* z (- (/ x 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 (- (/ x y)) 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 (+ (/ x y) (/ 4 y)) 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 (/ 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 (fma z (- (/ x y)) (+ (/ x y) (/ 4 y))) in z
* [misc]taylor:  Rewrote expression to (+ (* z (- (/ x y))) (+ (/ x y) (/ 4 y)))
* [misc]taylor:  Taking taylor expansion of (* z (- (/ x 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 (- (/ x y)) 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 (+ (/ x y) (/ 4 y)) 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 (/ 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]backup-simplify:  Simplify (- (/ x y)) into (- (/ x y))
* [misc]backup-simplify:  Simplify (* 0 (- (/ x y))) into 0
* [misc]backup-simplify:  Simplify (+ (/ x y) (/ 4 y)) into (+ (/ x y) (* 4 (/ 1 y)))
* [misc]backup-simplify:  Simplify (+ 0 (+ (/ x y) (* 4 (/ 1 y)))) into (+ (/ x y) (* 4 (/ 1 y)))
* [misc]taylor:  Taking taylor expansion of (+ (/ x y) (* 4 (/ 1 y))) 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 (* 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]backup-simplify:  Simplify (+ 0 (/ 4 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]backup-simplify:  Simplify 4 into 4
* [misc]backup-simplify:  Simplify (- (/ 0 y) (+ (* (/ x y) (/ 0 y)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- (/ x y)) into (- (/ x y))
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 (- (/ x y)))) into (- (/ x y))
* [misc]backup-simplify:  Simplify (- (/ 0 y) (+ (* (/ x y) (/ 0 y)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 y) (+ (* (/ 4 y) (/ 0 y)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (- (/ x y)) 0) into (- (/ x y))
* [misc]taylor:  Taking taylor expansion of (- (/ x y)) 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]backup-simplify:  Simplify (- (+ (* (/ 1 y) (/ 0 y)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 4 0) (* 0 (/ 1 y))) into 0
* [misc]backup-simplify:  Simplify (+ (/ 1 y) 0) 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]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 4 0) (* 0 1)) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 y) (+ (* (/ x y) (/ 0 y)) (* 0 (/ 0 y)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- (/ x y)) into (- (/ x y))
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 (- (/ x y))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 y) (+ (* (/ x y) (/ 0 y)) (* 0 (/ 0 y)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 y) (+ (* (/ 4 y) (/ 0 y)) (* 0 (/ 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 x
* [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 y)) into (- (/ 1 y))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 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]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify (+ (* -1 (* (/ 1 y) (* x z))) (+ (* 1 (* (/ 1 y) (* x 1))) (* 4 (* (/ 1 y) (* 1 1))))) into (- (+ (/ x y) (* 4 (/ 1 y))) (/ (* x z) y))
* [misc]approximate:  Taking taylor expansion of (fma (/ 1 z) (- (/ (/ 1 x) (/ 1 y))) (+ (/ (/ 1 x) (/ 1 y)) (/ 4 (/ 1 y)))) in (z x y) around 0
* [misc]taylor:  Taking taylor expansion of (fma (/ 1 z) (- (/ (/ 1 x) (/ 1 y))) (+ (/ (/ 1 x) (/ 1 y)) (/ 4 (/ 1 y)))) in y
* [misc]taylor:  Rewrote expression to (+ (* (/ 1 z) (- (/ (/ 1 x) (/ 1 y)))) (+ (/ (/ 1 x) (/ 1 y)) (/ 4 (/ 1 y))))
* [misc]taylor:  Taking taylor expansion of (* (/ 1 z) (- (/ (/ 1 x) (/ 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 x) (/ 1 y))) 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 x) (/ 1 y)) (/ 4 (/ 1 y))) 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 (/ 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 (fma (/ 1 z) (- (/ (/ 1 x) (/ 1 y))) (+ (/ (/ 1 x) (/ 1 y)) (/ 4 (/ 1 y)))) in x
* [misc]taylor:  Rewrote expression to (+ (* (/ 1 z) (- (/ (/ 1 x) (/ 1 y)))) (+ (/ (/ 1 x) (/ 1 y)) (/ 4 (/ 1 y))))
* [misc]taylor:  Taking taylor expansion of (* (/ 1 z) (- (/ (/ 1 x) (/ 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 x) (/ 1 y))) 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 x) (/ 1 y)) (/ 4 (/ 1 y))) 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 (/ 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 (fma (/ 1 z) (- (/ (/ 1 x) (/ 1 y))) (+ (/ (/ 1 x) (/ 1 y)) (/ 4 (/ 1 y)))) in z
* [misc]taylor:  Rewrote expression to (+ (* (/ 1 z) (- (/ (/ 1 x) (/ 1 y)))) (+ (/ (/ 1 x) (/ 1 y)) (/ 4 (/ 1 y))))
* [misc]taylor:  Taking taylor expansion of (* (/ 1 z) (- (/ (/ 1 x) (/ 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 x) (/ 1 y))) 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 x) (/ 1 y)) (/ 4 (/ 1 y))) 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 (/ 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 (fma (/ 1 z) (- (/ (/ 1 x) (/ 1 y))) (+ (/ (/ 1 x) (/ 1 y)) (/ 4 (/ 1 y)))) in z
* [misc]taylor:  Rewrote expression to (+ (* (/ 1 z) (- (/ (/ 1 x) (/ 1 y)))) (+ (/ (/ 1 x) (/ 1 y)) (/ 4 (/ 1 y))))
* [misc]taylor:  Taking taylor expansion of (* (/ 1 z) (- (/ (/ 1 x) (/ 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 x) (/ 1 y))) 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 x) (/ 1 y)) (/ 4 (/ 1 y))) 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 (/ 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]backup-simplify:  Simplify (- (/ y x)) into (- (/ y x))
* [misc]backup-simplify:  Simplify (* 1 (- (/ y x))) into (* -1 (/ y x))
* [misc]backup-simplify:  Simplify (+ (* -1 (/ y x)) 0) into (- (/ y x))
* [misc]taylor:  Taking taylor expansion of (- (/ y x)) in x
* [misc]taylor:  Taking taylor expansion of (/ y x) in x
* [misc]taylor:  Taking taylor expansion of y in x
* [misc]backup-simplify:  Simplify y into y
* [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 (/ y 1) into y
* [misc]backup-simplify:  Simplify (- y) into (- 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 (- 1) into -1
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 x) (/ 0 x)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 y) (/ 0 y)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (/ 1 y)) (+ (* (/ y x) (/ 0 (/ 1 y))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ y x)) into (- (/ y x))
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 (- (/ y x)))) into 0
* [misc]backup-simplify:  Simplify (+ (/ y x) (* 4 y)) into (+ (/ y x) (* 4 y))
* [misc]backup-simplify:  Simplify (+ 0 (+ (/ y x) (* 4 y))) into (+ (/ y x) (* 4 y))
* [misc]taylor:  Taking taylor expansion of (+ (/ y x) (* 4 y)) in x
* [misc]taylor:  Taking taylor expansion of (/ y x) in x
* [misc]taylor:  Taking taylor expansion of y in x
* [misc]backup-simplify:  Simplify y into y
* [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 (/ y 1) into y
* [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 (+ y 0) 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 (- (/ 0 1) (+ (* y (/ 0 1)))) into 0
* [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 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 x) (/ 0 x)) (* 0 (/ 0 x)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (/ 1 y)) (+ (* (/ y x) (/ 0 (/ 1 y))) (* 0 (/ 0 (/ 1 y))))) 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 (- (/ y x)) into (- (/ y x))
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 (- (/ y x))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 x) (/ 0 x)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 y) (/ 0 y)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (/ 1 y)) (+ (* (/ y x) (/ 0 (/ 1 y))))) 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 (+ 0 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 (- (/ 0 1) (+ (* y (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (* 4 y) 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]backup-simplify:  Simplify 4 into 4
* [misc]backup-simplify:  Simplify (+ (* 4 (* (/ 1 y) (* 1 1))) (+ (* 1 (* (/ 1 y) (* (/ 1 (/ 1 x)) 1))) (* -1 (* (/ 1 y) (* (/ 1 (/ 1 x)) (/ 1 (/ 1 z))))))) into (- (+ (/ x y) (* 4 (/ 1 y))) (/ (* x z) y))
* [misc]approximate:  Taking taylor expansion of (fma (/ 1 (- z)) (- (/ (/ 1 (- x)) (/ 1 (- y)))) (+ (/ (/ 1 (- x)) (/ 1 (- y))) (/ 4 (/ 1 (- y))))) in (z x y) around 0
* [misc]taylor:  Taking taylor expansion of (fma (/ 1 (- z)) (- (/ (/ 1 (- x)) (/ 1 (- y)))) (+ (/ (/ 1 (- x)) (/ 1 (- y))) (/ 4 (/ 1 (- y))))) in y
* [misc]taylor:  Rewrote expression to (+ (* (/ 1 (- z)) (- (/ (/ 1 (- x)) (/ 1 (- y))))) (+ (/ (/ 1 (- x)) (/ 1 (- y))) (/ 4 (/ 1 (- y)))))
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- z)) (- (/ (/ 1 (- x)) (/ 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 (- x)) (/ 1 (- y)))) 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 (- x)) (/ 1 (- y))) (/ 4 (/ 1 (- y)))) 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 (/ 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 (fma (/ 1 (- z)) (- (/ (/ 1 (- x)) (/ 1 (- y)))) (+ (/ (/ 1 (- x)) (/ 1 (- y))) (/ 4 (/ 1 (- y))))) in x
* [misc]taylor:  Rewrote expression to (+ (* (/ 1 (- z)) (- (/ (/ 1 (- x)) (/ 1 (- y))))) (+ (/ (/ 1 (- x)) (/ 1 (- y))) (/ 4 (/ 1 (- y)))))
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- z)) (- (/ (/ 1 (- x)) (/ 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 (- x)) (/ 1 (- y)))) 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 (- x)) (/ 1 (- y))) (/ 4 (/ 1 (- y)))) 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 (/ 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 (fma (/ 1 (- z)) (- (/ (/ 1 (- x)) (/ 1 (- y)))) (+ (/ (/ 1 (- x)) (/ 1 (- y))) (/ 4 (/ 1 (- y))))) in z
* [misc]taylor:  Rewrote expression to (+ (* (/ 1 (- z)) (- (/ (/ 1 (- x)) (/ 1 (- y))))) (+ (/ (/ 1 (- x)) (/ 1 (- y))) (/ 4 (/ 1 (- y)))))
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- z)) (- (/ (/ 1 (- x)) (/ 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 (- x)) (/ 1 (- y)))) 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 (- x)) (/ 1 (- y))) (/ 4 (/ 1 (- y)))) 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 (/ 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 (fma (/ 1 (- z)) (- (/ (/ 1 (- x)) (/ 1 (- y)))) (+ (/ (/ 1 (- x)) (/ 1 (- y))) (/ 4 (/ 1 (- y))))) in z
* [misc]taylor:  Rewrote expression to (+ (* (/ 1 (- z)) (- (/ (/ 1 (- x)) (/ 1 (- y))))) (+ (/ (/ 1 (- x)) (/ 1 (- y))) (/ 4 (/ 1 (- y)))))
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- z)) (- (/ (/ 1 (- x)) (/ 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 (- x)) (/ 1 (- y)))) 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 (- x)) (/ 1 (- y))) (/ 4 (/ 1 (- y)))) 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 (/ 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]backup-simplify:  Simplify (- (/ y x)) into (- (/ y x))
* [misc]backup-simplify:  Simplify (* -1 (- (/ y x))) into (/ y x)
* [misc]backup-simplify:  Simplify (+ (/ y x) 0) into (/ y x)
* [misc]taylor:  Taking taylor expansion of (/ y x) in x
* [misc]taylor:  Taking taylor expansion of y in x
* [misc]backup-simplify:  Simplify y into y
* [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 (/ 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 (- 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 (- y) into (- y)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 y) (/ 0 (- y))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (/ -1 y)) (+ (* (/ y x) (/ 0 (/ -1 y))))) 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 (- (/ y x)) into (- (/ y x))
* [misc]backup-simplify:  Simplify (+ (* -1 0) (* 0 (- (/ y x)))) into 0
* [misc]backup-simplify:  Simplify (+ (/ y x) (* -4 y)) into (- (/ y x) (* 4 y))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ y x) (* 4 y))) into (- (/ y x) (* 4 y))
* [misc]taylor:  Taking taylor expansion of (- (/ y x) (* 4 y)) in x
* [misc]taylor:  Taking taylor expansion of (/ y x) in x
* [misc]taylor:  Taking taylor expansion of y in x
* [misc]backup-simplify:  Simplify y into y
* [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 (/ y 1) into y
* [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 (+ y 0) 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 (- (/ 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 (- 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 (- 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 x) (/ 0 (/ -1 y))) (* 0 (/ 0 (/ -1 y))))) 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 (- (/ y x)) into (- (/ y x))
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (* 0 (- (/ y x))))) 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 (- y) into (- y)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 y) (/ 0 (- y))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (/ -1 y)) (+ (* (/ y x) (/ 0 (/ -1 y))))) 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 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 (- (/ 0 1) (+ (* y (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (* 4 y) into (* 4 y)
* [misc]backup-simplify:  Simplify (- (* 4 y)) 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]backup-simplify:  Simplify -4 into -4
* [misc]backup-simplify:  Simplify (+ (* -4 (* (/ 1 (- y)) (* 1 1))) (+ (* 1 (* (/ 1 (- y)) (* (/ 1 (/ 1 (- x))) 1))) (* 1 (* (/ 1 (- y)) (* (/ 1 (/ 1 (- x))) (/ 1 (/ 1 (- z)))))))) into (- (+ (/ x y) (* 4 (/ 1 y))) (/ (* x z) y))
* * * * [misc]progress:  [ 2 / 2 ] generating series at (2 1 3)
* [misc]approximate:  Taking taylor expansion of (+ (/ x y) (/ 4 y)) in (x y) around 0
* [misc]taylor:  Taking taylor expansion of (+ (/ x y) (/ 4 y)) 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 (/ 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) (/ 4 y)) 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 (/ 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) (/ 4 y)) 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 (/ 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]backup-simplify:  Simplify (+ 0 (/ 4 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]backup-simplify:  Simplify 4 into 4
* [misc]backup-simplify:  Simplify (- (/ 0 y) (+ (* (/ 4 y) (/ 0 y)))) into 0
* [misc]backup-simplify:  Simplify (+ (/ 1 y) 0) 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]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 4 0) (* 0 1)) 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 (- (/ 0 y) (+ (* (/ 4 y) (/ 0 y)) (* 0 (/ 0 y)))) 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 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]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 (- (/ 0 y) (+ (* (/ 4 y) (/ 0 y)) (* 0 (/ 0 y)) (* 0 (/ 0 y)))) 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 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 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 4 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 1 (* (/ 1 y) x)) (* 4 (* (/ 1 y) 1))) into (+ (/ x y) (* 4 (/ 1 y)))
* [misc]approximate:  Taking taylor expansion of (+ (/ (/ 1 x) (/ 1 y)) (/ 4 (/ 1 y))) in (x y) around 0
* [misc]taylor:  Taking taylor expansion of (+ (/ (/ 1 x) (/ 1 y)) (/ 4 (/ 1 y))) 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 (/ 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)) (/ 4 (/ 1 y))) 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 (/ 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)) (/ 4 (/ 1 y))) 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 (/ 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]backup-simplify:  Simplify (+ y 0) 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 (/ 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 (+ 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]backup-simplify:  Simplify 4 into 4
* [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 y) (/ 0 y)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (/ 1 y)) (+ (* (* 4 y) (/ 0 (/ 1 y))))) 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 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 4 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 (- (+ (* 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 y) (/ 0 y)) (* 0 (/ 0 y)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (/ 1 y)) (+ (* (* 4 y) (/ 0 (/ 1 y))) (* 0 (/ 0 (/ 1 y))))) 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 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 4 (* (/ 1 y) 1)) (* 1 (* (/ 1 y) (/ 1 (/ 1 x))))) into (+ (/ x y) (* 4 (/ 1 y)))
* [misc]approximate:  Taking taylor expansion of (+ (/ (/ 1 (- x)) (/ 1 (- y))) (/ 4 (/ 1 (- y)))) in (x y) around 0
* [misc]taylor:  Taking taylor expansion of (+ (/ (/ 1 (- x)) (/ 1 (- y))) (/ 4 (/ 1 (- y)))) 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 (/ 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))) (/ 4 (/ 1 (- y)))) 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 (/ 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))) (/ 4 (/ 1 (- y)))) 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 (/ 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]backup-simplify:  Simplify (+ y 0) 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 (- 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 (+ 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]backup-simplify:  Simplify -4 into -4
* [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 (- 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 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 (+ (* 4 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 (- 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 (- 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)) (+ (* (* -4 y) (/ 0 (/ -1 y))) (* 0 (/ 0 (/ -1 y))))) 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 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* -4 (* (/ 1 (- y)) 1)) (* 1 (* (/ 1 (- y)) (/ 1 (/ 1 (- x)))))) into (+ (/ x y) (* 4 (/ 1 y)))
* * * [misc]progress:  simplifying candidates
* * * * [misc]progress:  [ 1 / 36 ] simplifiying candidate #<alt (λ (x y z) (fabs (log1p (expm1 (fma z (- (/ x y)) (+ (/ x y) (/ 4 y)))))))>
* * * * [misc]progress:  [ 2 / 36 ] simplifiying candidate #<alt (λ (x y z) (fabs (expm1 (log1p (fma z (- (/ x y)) (+ (/ x y) (/ 4 y)))))))>
* * * * [misc]progress:  [ 3 / 36 ] simplifiying candidate #<alt (λ (x y z) (fabs (+ (* z (- (/ x y))) (+ (/ x y) (/ 4 y)))))>
* * * * [misc]progress:  [ 4 / 36 ] simplifiying candidate #<alt (λ (x y z) (fabs (pow (fma z (- (/ x y)) (+ (/ x y) (/ 4 y))) 1)))>
* * * * [misc]progress:  [ 5 / 36 ] simplifiying candidate #<alt (λ (x y z) (fabs (exp (log (fma z (- (/ x y)) (+ (/ x y) (/ 4 y)))))))>
* * * * [misc]progress:  [ 6 / 36 ] simplifiying candidate #<alt (λ (x y z) (fabs (log (exp (fma z (- (/ x y)) (+ (/ x y) (/ 4 y)))))))>
* * * * [misc]progress:  [ 7 / 36 ] simplifiying candidate #<alt (λ (x y z) (fabs (* (* (cbrt (fma z (- (/ x y)) (+ (/ x y) (/ 4 y)))) (cbrt (fma z (- (/ x y)) (+ (/ x y) (/ 4 y))))) (cbrt (fma z (- (/ x y)) (+ (/ x y) (/ 4 y)))))))>
* * * * [misc]progress:  [ 8 / 36 ] simplifiying candidate #<alt (λ (x y z) (fabs (cbrt (* (* (fma z (- (/ x y)) (+ (/ x y) (/ 4 y))) (fma z (- (/ x y)) (+ (/ x y) (/ 4 y)))) (fma z (- (/ x y)) (+ (/ x y) (/ 4 y)))))))>
* * * * [misc]progress:  [ 9 / 36 ] simplifiying candidate #<alt (λ (x y z) (fabs (* (sqrt (fma z (- (/ x y)) (+ (/ x y) (/ 4 y)))) (sqrt (fma z (- (/ x y)) (+ (/ x y) (/ 4 y)))))))>
* * * * [misc]progress:  [ 10 / 36 ] simplifiying candidate #<alt (λ (x y z) (fabs (* 1 (fma z (- (/ x y)) (+ (/ x y) (/ 4 y))))))>
* * * * [misc]progress:  [ 11 / 36 ] simplifiying candidate #<alt (λ (x y z) (fabs (fma z (- (/ x y)) (log1p (expm1 (+ (/ x y) (/ 4 y)))))))>
* * * * [misc]progress:  [ 12 / 36 ] simplifiying candidate #<alt (λ (x y z) (fabs (fma z (- (/ x y)) (expm1 (log1p (+ (/ x y) (/ 4 y)))))))>
* * * * [misc]progress:  [ 13 / 36 ] simplifiying candidate #<alt (λ (x y z) (fabs (fma z (- (/ x y)) (fma (* (cbrt (/ x y)) (cbrt (/ x y))) (cbrt (/ x y)) (/ 4 y)))))>
* [enter]simplify:  Simplifying (* (cbrt (/ x y)) (cbrt (/ x y)))
* * [misc]simplify:  iters left: 5 (5 enodes)
* [exit]simplify:  Simplified to (* (cbrt (/ x y)) (cbrt (/ x y)))
* [misc]simplify:  Simplified (2 1 3 1) to (λ (x y z) (fabs (fma z (- (/ x y)) (fma (* (cbrt (/ x y)) (cbrt (/ x y))) (cbrt (/ x y)) (/ 4 y)))))
* * * * [misc]progress:  [ 14 / 36 ] simplifiying candidate #<alt (λ (x y z) (fabs (fma z (- (/ x y)) (fma (sqrt (/ x y)) (sqrt (/ x y)) (/ 4 y)))))>
* [enter]simplify:  Simplifying (sqrt (/ x y))
* * [misc]simplify:  iters left: 3 (4 enodes)
* [exit]simplify:  Simplified to (sqrt (/ x y))
* [misc]simplify:  Simplified (2 1 3 1) to (λ (x y z) (fabs (fma z (- (/ x y)) (fma (sqrt (/ x y)) (sqrt (/ x y)) (/ 4 y)))))
* * * * [misc]progress:  [ 15 / 36 ] simplifiying candidate #<alt (λ (x y z) (fabs (fma z (- (/ x y)) (fma 1 (/ x y) (/ 4 y)))))>
* * * * [misc]progress:  [ 16 / 36 ] simplifiying candidate #<alt (λ (x y z) (fabs (fma z (- (/ x y)) (fma x (/ 1 y) (/ 4 y)))))>
* * * * [misc]progress:  [ 17 / 36 ] simplifiying candidate #<alt (λ (x y z) (fabs (fma z (- (/ x y)) (log (* (exp (/ x y)) (exp (/ 4 y)))))))>
* [enter]simplify:  Simplifying (* (exp (/ x y)) (exp (/ 4 y)))
* * [misc]simplify:  iters left: 5 (8 enodes)
* * [misc]simplify:  iters left: 4 (11 enodes)
* * [misc]simplify:  iters left: 3 (13 enodes)
* [exit]simplify:  Simplified to (exp (+ (/ 4 y) (/ x y)))
* [misc]simplify:  Simplified (2 1 3 1) to (λ (x y z) (fabs (fma z (- (/ x y)) (log (exp (+ (/ 4 y) (/ x y)))))))
* * * * [misc]progress:  [ 18 / 36 ] simplifiying candidate #<alt (λ (x y z) (fabs (fma z (- (/ x y)) (pow (+ (/ x y) (/ 4 y)) 1))))>
* * * * [misc]progress:  [ 19 / 36 ] simplifiying candidate #<alt (λ (x y z) (fabs (fma z (- (/ x y)) (exp (log (+ (/ x y) (/ 4 y)))))))>
* * * * [misc]progress:  [ 20 / 36 ] simplifiying candidate #<alt (λ (x y z) (fabs (fma z (- (/ x y)) (log (exp (+ (/ x y) (/ 4 y)))))))>
* * * * [misc]progress:  [ 21 / 36 ] simplifiying candidate #<alt (λ (x y z) (fabs (fma z (- (/ x y)) (* (* (cbrt (+ (/ x y) (/ 4 y))) (cbrt (+ (/ x y) (/ 4 y)))) (cbrt (+ (/ x y) (/ 4 y)))))))>
* * * * [misc]progress:  [ 22 / 36 ] simplifiying candidate #<alt (λ (x y z) (fabs (fma z (- (/ x y)) (cbrt (* (* (+ (/ x y) (/ 4 y)) (+ (/ x y) (/ 4 y))) (+ (/ x y) (/ 4 y)))))))>
* * * * [misc]progress:  [ 23 / 36 ] simplifiying candidate #<alt (λ (x y z) (fabs (fma z (- (/ x y)) (* (sqrt (+ (/ x y) (/ 4 y))) (sqrt (+ (/ x y) (/ 4 y)))))))>
* * * * [misc]progress:  [ 24 / 36 ] simplifiying candidate #<alt (λ (x y z) (fabs (fma z (- (/ x y)) (/ (+ (* x y) (* y 4)) (* y y)))))>
* [enter]simplify:  Simplifying (+ (* x y) (* y 4))
* * [misc]simplify:  iters left: 4 (6 enodes)
* * [misc]simplify:  iters left: 3 (10 enodes)
* * [misc]simplify:  iters left: 2 (17 enodes)
* * [misc]simplify:  iters left: 1 (18 enodes)
* [exit]simplify:  Simplified to (* y (+ 4 x))
* [misc]simplify:  Simplified (2 1 3 1) to (λ (x y z) (fabs (fma z (- (/ x y)) (/ (* y (+ 4 x)) (* y y)))))
* [enter]simplify:  Simplifying (* y y)
* * [misc]simplify:  iters left: 2 (2 enodes)
* [exit]simplify:  Simplified to (* y y)
* [misc]simplify:  Simplified (2 1 3 2) to (λ (x y z) (fabs (fma z (- (/ x y)) (/ (* y (+ 4 x)) (* y y)))))
* * * * [misc]progress:  [ 25 / 36 ] simplifiying candidate #<alt (λ (x y z) (fabs (fma z (- (/ x y)) (/ (+ (pow (/ x y) 3) (pow (/ 4 y) 3)) (+ (* (/ x y) (/ x y)) (- (* (/ 4 y) (/ 4 y)) (* (/ x y) (/ 4 y))))))))>
* * * * [misc]progress:  [ 26 / 36 ] simplifiying candidate #<alt (λ (x y z) (fabs (fma z (- (/ x y)) (* 1 (+ (/ x y) (/ 4 y))))))>
* * * * [misc]progress:  [ 27 / 36 ] simplifiying candidate #<alt (λ (x y z) (fabs (fma z (- (/ x y)) (/ (- (* (/ x y) (/ x y)) (* (/ 4 y) (/ 4 y))) (- (/ x y) (/ 4 y))))))>
* * * * [misc]progress:  [ 28 / 36 ] simplifiying candidate #<alt (λ (x y z) (fabs (fma z (- (/ x y)) (* 1 (+ (/ x y) (/ 4 y))))))>
* [enter]simplify:  Simplifying (+ (/ x y) (/ 4 y))
* * [misc]simplify:  iters left: 4 (6 enodes)
* * [misc]simplify:  iters left: 3 (7 enodes)
* [exit]simplify:  Simplified to (+ (/ x y) (/ 4 y))
* [misc]simplify:  Simplified (2 1 3 2) to (λ (x y z) (fabs (fma z (- (/ x y)) (* 1 (+ (/ x y) (/ 4 y))))))
* * * * [misc]progress:  [ 29 / 36 ] simplifiying candidate #<alt (λ (x y z) (fabs (fma z (- (/ x y)) (* (/ 1 y) (+ x 4)))))>
* [enter]simplify:  Simplifying (/ 1 y)
* * [misc]simplify:  iters left: 2 (3 enodes)
* * [misc]simplify:  iters left: 1 (5 enodes)
* [exit]simplify:  Simplified to (/ 1 y)
* [misc]simplify:  Simplified (2 1 3 1) to (λ (x y z) (fabs (fma z (- (/ x y)) (* (/ 1 y) (+ x 4)))))
* [enter]simplify:  Simplifying (+ x 4)
* * [misc]simplify:  iters left: 2 (3 enodes)
* * [misc]simplify:  iters left: 1 (4 enodes)
* [exit]simplify:  Simplified to (+ 4 x)
* [misc]simplify:  Simplified (2 1 3 2) to (λ (x y z) (fabs (fma z (- (/ x y)) (* (/ 1 y) (+ 4 x)))))
* * * * [misc]progress:  [ 30 / 36 ] simplifiying candidate #<alt (λ (x y z) (fabs (fma z (- (/ x y)) (+ (/ 4 y) (/ x y)))))>
* * * * [misc]progress:  [ 31 / 36 ] simplifiying candidate #<alt (λ (x y z) (fabs (- (+ (/ x y) (* 4 (/ 1 y))) (/ (* x z) y))))>
* [enter]simplify:  Simplifying (- (+ (/ x y) (* 4 (/ 1 y))) (/ (* x z) y))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (25 enodes)
* * [misc]simplify:  iters left: 4 (44 enodes)
* * [misc]simplify:  iters left: 3 (68 enodes)
* * [misc]simplify:  iters left: 2 (98 enodes)
* * [misc]simplify:  iters left: 1 (122 enodes)
* [exit]simplify:  Simplified to (fma z (- (/ x y)) (+ (/ x y) (/ 4 y)))
* [misc]simplify:  Simplified (2 1) to (λ (x y z) (fabs (fma z (- (/ x y)) (+ (/ x y) (/ 4 y)))))
* * * * [misc]progress:  [ 32 / 36 ] simplifiying candidate #<alt (λ (x y z) (fabs (- (+ (/ x y) (* 4 (/ 1 y))) (/ (* x z) y))))>
* [enter]simplify:  Simplifying (- (+ (/ x y) (* 4 (/ 1 y))) (/ (* x z) y))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (25 enodes)
* * [misc]simplify:  iters left: 4 (44 enodes)
* * [misc]simplify:  iters left: 3 (68 enodes)
* * [misc]simplify:  iters left: 2 (98 enodes)
* * [misc]simplify:  iters left: 1 (122 enodes)
* [exit]simplify:  Simplified to (fma z (- (/ x y)) (+ (/ x y) (/ 4 y)))
* [misc]simplify:  Simplified (2 1) to (λ (x y z) (fabs (fma z (- (/ x y)) (+ (/ x y) (/ 4 y)))))
* * * * [misc]progress:  [ 33 / 36 ] simplifiying candidate #<alt (λ (x y z) (fabs (- (+ (/ x y) (* 4 (/ 1 y))) (/ (* x z) y))))>
* [enter]simplify:  Simplifying (- (+ (/ x y) (* 4 (/ 1 y))) (/ (* x z) y))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (25 enodes)
* * [misc]simplify:  iters left: 4 (44 enodes)
* * [misc]simplify:  iters left: 3 (68 enodes)
* * [misc]simplify:  iters left: 2 (98 enodes)
* * [misc]simplify:  iters left: 1 (122 enodes)
* [exit]simplify:  Simplified to (fma z (- (/ x y)) (+ (/ x y) (/ 4 y)))
* [misc]simplify:  Simplified (2 1) to (λ (x y z) (fabs (fma z (- (/ x y)) (+ (/ x y) (/ 4 y)))))
* * * * [misc]progress:  [ 34 / 36 ] simplifiying candidate #<alt (λ (x y z) (fabs (fma z (- (/ x y)) (+ (/ x y) (* 4 (/ 1 y))))))>
* [enter]simplify:  Simplifying (+ (/ x y) (* 4 (/ 1 y)))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (14 enodes)
* * [misc]simplify:  iters left: 4 (18 enodes)
* [exit]simplify:  Simplified to (+ (/ x y) (/ 4 y))
* [misc]simplify:  Simplified (2 1 3) to (λ (x y z) (fabs (fma z (- (/ x y)) (+ (/ x y) (/ 4 y)))))
* * * * [misc]progress:  [ 35 / 36 ] simplifiying candidate #<alt (λ (x y z) (fabs (fma z (- (/ x y)) (+ (/ x y) (* 4 (/ 1 y))))))>
* [enter]simplify:  Simplifying (+ (/ x y) (* 4 (/ 1 y)))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (14 enodes)
* * [misc]simplify:  iters left: 4 (18 enodes)
* [exit]simplify:  Simplified to (+ (/ x y) (/ 4 y))
* [misc]simplify:  Simplified (2 1 3) to (λ (x y z) (fabs (fma z (- (/ x y)) (+ (/ x y) (/ 4 y)))))
* * * * [misc]progress:  [ 36 / 36 ] simplifiying candidate #<alt (λ (x y z) (fabs (fma z (- (/ x y)) (+ (/ x y) (* 4 (/ 1 y))))))>
* [enter]simplify:  Simplifying (+ (/ x y) (* 4 (/ 1 y)))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (14 enodes)
* * [misc]simplify:  iters left: 4 (18 enodes)
* [exit]simplify:  Simplified to (+ (/ x y) (/ 4 y))
* [misc]simplify:  Simplified (2 1 3) to (λ (x y z) (fabs (fma z (- (/ x y)) (+ (/ x y) (/ 4 y)))))
* * * [misc]progress:  adding candidates to table
* * [misc]progress:  iteration 4 / 4
* * * [misc]progress:  picking best candidate
* * * * [misc]pick:  Picked  #<alt (λ (x y z) (fabs (+ (+ (/ (- (+ x 4) (* z x)) y) 0) 0)))>
* * * [misc]progress:  localizing error
* * * [misc]progress:  generating rewritten candidates
* * * * [misc]progress:  [ 1 / 1 ] rewriting at (2 1 1 1)
* * * [misc]progress:  generating series expansions
* * * * [misc]progress:  [ 1 / 1 ] generating series at (2 1 1 1)
* [misc]approximate:  Taking taylor expansion of (/ (- (+ x 4) (* z x)) y) in (x z y) around 0
* [misc]taylor:  Taking taylor expansion of (/ (- (+ x 4) (* z x)) y) in y
* [misc]taylor:  Taking taylor expansion of (- (+ x 4) (* z x)) 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 (* z x) 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 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 4) into (+ x 4)
* [misc]backup-simplify:  Simplify (* z x) into (* x z)
* [misc]backup-simplify:  Simplify (- (* x z)) into (- (* x z))
* [misc]backup-simplify:  Simplify (+ (+ x 4) (- (* x z))) into (- (+ x 4) (* x z))
* [misc]backup-simplify:  Simplify (/ (- (+ x 4) (* x z)) 1) into (- (+ x 4) (* x z))
* [misc]taylor:  Taking taylor expansion of (/ (- (+ x 4) (* z x)) y) in z
* [misc]taylor:  Taking taylor expansion of (- (+ x 4) (* z x)) 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 (* z x) 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 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 4) into (+ x 4)
* [misc]backup-simplify:  Simplify (* 0 x) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ (+ x 4) 0) into (+ x 4)
* [misc]backup-simplify:  Simplify (/ (+ x 4) y) into (/ (+ x 4) y)
* [misc]taylor:  Taking taylor expansion of (/ (- (+ x 4) (* z x)) y) in x
* [misc]taylor:  Taking taylor expansion of (- (+ x 4) (* z x)) 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 (* 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]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 (* z 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 4 0) into 4
* [misc]backup-simplify:  Simplify (/ 4 y) into (/ 4 y)
* [misc]taylor:  Taking taylor expansion of (/ (- (+ x 4) (* z x)) y) in x
* [misc]taylor:  Taking taylor expansion of (- (+ x 4) (* z x)) 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 (* 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]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 (* z 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 4 0) into 4
* [misc]backup-simplify:  Simplify (/ 4 y) into (/ 4 y)
* [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 (/ 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]backup-simplify:  Simplify 4 into 4
* [misc]backup-simplify:  Simplify (+ 1 0) 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]backup-simplify:  Simplify (- (/ (- 1 z) y) (+ (* (/ 4 y) (/ 0 y)))) into (- (/ 1 y) (/ z y))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 y) (/ z y)) in z
* [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]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]backup-simplify:  Simplify (+ (/ 1 y) 0) 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]backup-simplify:  Simplify (- (/ 0 y) (+ (* (/ 4 y) (/ 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 1) (+ (* 4 (/ 0 1)))) 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]backup-simplify:  Simplify (- (/ 0 y) (+ (* (/ 4 y) (/ 0 y)) (* (- (/ 1 y) (/ z y)) (/ 0 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 (- (+ (* (/ 1 y) (/ 0 y)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 1 y)) into (- (/ 1 y))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 y))) into (- (/ 1 y))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 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]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify (+ (* -1 (* (/ 1 y) (* z x))) (+ (* 1 (* (/ 1 y) (* 1 x))) (* 4 (* (/ 1 y) (* 1 1))))) into (- (+ (/ x y) (* 4 (/ 1 y))) (/ (* x z) y))
* [misc]approximate:  Taking taylor expansion of (/ (- (+ (/ 1 x) 4) (* (/ 1 z) (/ 1 x))) (/ 1 y)) in (x z y) around 0
* [misc]taylor:  Taking taylor expansion of (/ (- (+ (/ 1 x) 4) (* (/ 1 z) (/ 1 x))) (/ 1 y)) in y
* [misc]taylor:  Taking taylor expansion of (- (+ (/ 1 x) 4) (* (/ 1 z) (/ 1 x))) 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 z) (/ 1 x)) 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) 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) 4) into (+ (/ 1 x) 4)
* [misc]backup-simplify:  Simplify (* (/ 1 z) (/ 1 x)) into (/ 1 (* x z))
* [misc]backup-simplify:  Simplify (- (/ 1 (* x z))) into (- (/ 1 (* x z)))
* [misc]backup-simplify:  Simplify (+ (+ (/ 1 x) 4) (- (/ 1 (* x z)))) into (- (+ (/ 1 x) 4) (/ 1 (* x z)))
* [misc]backup-simplify:  Simplify (/ (- (+ (/ 1 x) 4) (/ 1 (* x z))) 1) into (- (+ (/ 1 x) 4) (/ 1 (* x z)))
* [misc]taylor:  Taking taylor expansion of (/ (- (+ (/ 1 x) 4) (* (/ 1 z) (/ 1 x))) (/ 1 y)) in z
* [misc]taylor:  Taking taylor expansion of (- (+ (/ 1 x) 4) (* (/ 1 z) (/ 1 x))) 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 z) (/ 1 x)) 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) 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 (/ 1 x)) into (/ 1 x)
* [misc]backup-simplify:  Simplify (- (/ 1 x)) into (- (/ 1 x))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 x))) into (- (/ 1 x))
* [misc]backup-simplify:  Simplify (/ (- (/ 1 x)) (/ 1 y)) into (* -1 (/ y x))
* [misc]taylor:  Taking taylor expansion of (/ (- (+ (/ 1 x) 4) (* (/ 1 z) (/ 1 x))) (/ 1 y)) in x
* [misc]taylor:  Taking taylor expansion of (- (+ (/ 1 x) 4) (* (/ 1 z) (/ 1 x))) 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 z) (/ 1 x)) 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) 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 0) into 1
* [misc]backup-simplify:  Simplify (* (/ 1 z) 1) into (/ 1 z)
* [misc]backup-simplify:  Simplify (- (/ 1 z)) into (- (/ 1 z))
* [misc]backup-simplify:  Simplify (+ 1 (- (/ 1 z))) into (- 1 (/ 1 z))
* [misc]backup-simplify:  Simplify (/ (- 1 (/ 1 z)) (/ 1 y)) into (* y (- 1 (/ 1 z)))
* [misc]taylor:  Taking taylor expansion of (/ (- (+ (/ 1 x) 4) (* (/ 1 z) (/ 1 x))) (/ 1 y)) in x
* [misc]taylor:  Taking taylor expansion of (- (+ (/ 1 x) 4) (* (/ 1 z) (/ 1 x))) 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 z) (/ 1 x)) 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) 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 0) into 1
* [misc]backup-simplify:  Simplify (* (/ 1 z) 1) into (/ 1 z)
* [misc]backup-simplify:  Simplify (- (/ 1 z)) into (- (/ 1 z))
* [misc]backup-simplify:  Simplify (+ 1 (- (/ 1 z))) into (- 1 (/ 1 z))
* [misc]backup-simplify:  Simplify (/ (- 1 (/ 1 z)) (/ 1 y)) into (* y (- 1 (/ 1 z)))
* [misc]taylor:  Taking taylor expansion of (* y (- 1 (/ 1 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 (- 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 (* y -1) 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 (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 4) into 4
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 z) (/ 0 z)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 z) 0) (* 0 1)) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 4 0) into 4
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 y) (/ 0 y)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 4 (/ 1 y)) (+ (* (* y (- 1 (/ 1 z))) (/ 0 (/ 1 y))))) into (* 4 y)
* [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 (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (+ (* y 1) (* 0 -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 0) (+ (* 0 1) (* 0 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 0) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 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 z) 0) (+ (* 0 0) (* 0 1))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (/ 1 y)) (+ (* (* y (- 1 (/ 1 z))) (/ 0 (/ 1 y))) (* (* 4 y) (/ 0 (/ 1 y))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (* 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]backup-simplify:  Simplify 4 into 4
* [misc]backup-simplify:  Simplify (+ (* 4 (* (/ 1 y) (* 1 1))) (+ (* 1 (* (/ 1 y) (* 1 (/ 1 (/ 1 x))))) (* -1 (* (/ 1 y) (* (/ 1 (/ 1 z)) (/ 1 (/ 1 x))))))) into (- (+ (/ x y) (* 4 (/ 1 y))) (/ (* x z) y))
* [misc]approximate:  Taking taylor expansion of (/ (- (+ (/ 1 (- x)) 4) (* (/ 1 (- z)) (/ 1 (- x)))) (/ 1 (- y))) in (x z y) around 0
* [misc]taylor:  Taking taylor expansion of (/ (- (+ (/ 1 (- x)) 4) (* (/ 1 (- z)) (/ 1 (- x)))) (/ 1 (- y))) in y
* [misc]taylor:  Taking taylor expansion of (- (+ (/ 1 (- x)) 4) (* (/ 1 (- z)) (/ 1 (- x)))) 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 (- z)) (/ 1 (- x))) 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)) 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) 4) into (- 4 (/ 1 x))
* [misc]backup-simplify:  Simplify (* (/ -1 z) (/ -1 x)) into (/ 1 (* x z))
* [misc]backup-simplify:  Simplify (- (/ 1 (* x z))) into (- (/ 1 (* x z)))
* [misc]backup-simplify:  Simplify (+ (- 4 (/ 1 x)) (- (/ 1 (* x z)))) into (- 4 (+ (/ 1 x) (/ 1 (* x z))))
* [misc]backup-simplify:  Simplify (/ (- 4 (+ (/ 1 x) (/ 1 (* x z)))) -1) into (* -1 (- 4 (+ (/ 1 x) (/ 1 (* x z)))))
* [misc]taylor:  Taking taylor expansion of (/ (- (+ (/ 1 (- x)) 4) (* (/ 1 (- z)) (/ 1 (- x)))) (/ 1 (- y))) in z
* [misc]taylor:  Taking taylor expansion of (- (+ (/ 1 (- x)) 4) (* (/ 1 (- z)) (/ 1 (- x)))) 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 (- z)) (/ 1 (- x))) 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)) 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 (/ -1 x)) into (/ 1 x)
* [misc]backup-simplify:  Simplify (- (/ 1 x)) into (- (/ 1 x))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 x))) into (- (/ 1 x))
* [misc]backup-simplify:  Simplify (/ (- (/ 1 x)) (/ -1 y)) into (/ y x)
* [misc]taylor:  Taking taylor expansion of (/ (- (+ (/ 1 (- x)) 4) (* (/ 1 (- z)) (/ 1 (- x)))) (/ 1 (- y))) in x
* [misc]taylor:  Taking taylor expansion of (- (+ (/ 1 (- x)) 4) (* (/ 1 (- z)) (/ 1 (- x)))) 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 (- z)) (/ 1 (- x))) 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)) 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 0) into -1
* [misc]backup-simplify:  Simplify (* (/ -1 z) -1) into (/ 1 z)
* [misc]backup-simplify:  Simplify (- (/ 1 z)) into (- (/ 1 z))
* [misc]backup-simplify:  Simplify (+ -1 (- (/ 1 z))) into (- (+ 1 (/ 1 z)))
* [misc]backup-simplify:  Simplify (/ (- (+ 1 (/ 1 z))) (/ -1 y)) into (* y (+ 1 (/ 1 z)))
* [misc]taylor:  Taking taylor expansion of (/ (- (+ (/ 1 (- x)) 4) (* (/ 1 (- z)) (/ 1 (- x)))) (/ 1 (- y))) in x
* [misc]taylor:  Taking taylor expansion of (- (+ (/ 1 (- x)) 4) (* (/ 1 (- z)) (/ 1 (- x)))) 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 (- z)) (/ 1 (- x))) 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)) 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 0) into -1
* [misc]backup-simplify:  Simplify (* (/ -1 z) -1) into (/ 1 z)
* [misc]backup-simplify:  Simplify (- (/ 1 z)) into (- (/ 1 z))
* [misc]backup-simplify:  Simplify (+ -1 (- (/ 1 z))) into (- (+ 1 (/ 1 z)))
* [misc]backup-simplify:  Simplify (/ (- (+ 1 (/ 1 z))) (/ -1 y)) into (* y (+ 1 (/ 1 z)))
* [misc]taylor:  Taking taylor expansion of (* y (+ 1 (/ 1 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 (+ 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 (* 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 (- 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 (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 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 (+ (* (/ -1 z) 0) (* 0 -1)) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 4 0) 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 (+ 1 (/ 1 z))) (/ 0 (/ -1 y))))) into (- (* 4 y))
* [misc]taylor:  Taking taylor expansion of (- (* 4 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 (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (+ (* y 1) (* 0 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 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 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 (- 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 (+ (* (/ -1 z) 0) (+ (* 0 0) (* 0 -1))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 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 (+ 1 (/ 1 z))) (/ 0 (/ -1 y))) (* (- (* 4 y)) (/ 0 (/ -1 y))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in z
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (* 4 y) into (* 4 y)
* [misc]backup-simplify:  Simplify (- (* 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]backup-simplify:  Simplify -4 into -4
* [misc]backup-simplify:  Simplify (+ (* -4 (* (/ 1 (- y)) (* 1 1))) (+ (* 1 (* (/ 1 (- y)) (* 1 (/ 1 (/ 1 (- x)))))) (* 1 (* (/ 1 (- y)) (* (/ 1 (/ 1 (- z))) (/ 1 (/ 1 (- x)))))))) into (- (+ (/ x y) (* 4 (/ 1 y))) (/ (* x z) y))
* * * [misc]progress:  simplifying candidates
* * * * [misc]progress:  [ 1 / 21 ] simplifiying candidate #<alt (λ (x y z) (fabs (+ (+ (log1p (expm1 (/ (- (+ x 4) (* z x)) y))) 0) 0)))>
* * * * [misc]progress:  [ 2 / 21 ] simplifiying candidate #<alt (λ (x y z) (fabs (+ (+ (expm1 (log1p (/ (- (+ x 4) (* z x)) y))) 0) 0)))>
* * * * [misc]progress:  [ 3 / 21 ] simplifiying candidate #<alt (λ (x y z) (fabs (+ (+ (pow (/ (- (+ x 4) (* z x)) y) 1) 0) 0)))>
* * * * [misc]progress:  [ 4 / 21 ] simplifiying candidate #<alt (λ (x y z) (fabs (+ (+ (exp (log (/ (- (+ x 4) (* z x)) y))) 0) 0)))>
* * * * [misc]progress:  [ 5 / 21 ] simplifiying candidate #<alt (λ (x y z) (fabs (+ (+ (log (exp (/ (- (+ x 4) (* z x)) y))) 0) 0)))>
* * * * [misc]progress:  [ 6 / 21 ] simplifiying candidate #<alt (λ (x y z) (fabs (+ (+ (* (* (cbrt (/ (- (+ x 4) (* z x)) y)) (cbrt (/ (- (+ x 4) (* z x)) y))) (cbrt (/ (- (+ x 4) (* z x)) y))) 0) 0)))>
* * * * [misc]progress:  [ 7 / 21 ] simplifiying candidate #<alt (λ (x y z) (fabs (+ (+ (cbrt (* (* (/ (- (+ x 4) (* z x)) y) (/ (- (+ x 4) (* z x)) y)) (/ (- (+ x 4) (* z x)) y))) 0) 0)))>
* * * * [misc]progress:  [ 8 / 21 ] simplifiying candidate #<alt (λ (x y z) (fabs (+ (+ (* (sqrt (/ (- (+ x 4) (* z x)) y)) (sqrt (/ (- (+ x 4) (* z x)) y))) 0) 0)))>
* * * * [misc]progress:  [ 9 / 21 ] simplifiying candidate #<alt (λ (x y z) (fabs (+ (+ (/ (- (- (+ x 4) (* z x))) (- y)) 0) 0)))>
* * * * [misc]progress:  [ 10 / 21 ] simplifiying candidate #<alt (λ (x y z) (fabs (+ (+ (- (/ (+ x 4) y) (/ (* z x) y)) 0) 0)))>
* [enter]simplify:  Simplifying (/ (+ x 4) y)
* * [misc]simplify:  iters left: 4 (5 enodes)
* * [misc]simplify:  iters left: 3 (6 enodes)
* [exit]simplify:  Simplified to (/ (+ 4 x) y)
* [misc]simplify:  Simplified (2 1 1 1 1) to (λ (x y z) (fabs (+ (+ (- (/ (+ 4 x) y) (/ (* z x) y)) 0) 0)))
* * * * [misc]progress:  [ 11 / 21 ] simplifiying candidate #<alt (λ (x y z) (fabs (+ (+ (* 1 (/ (- (+ x 4) (* z x)) y)) 0) 0)))>
* * * * [misc]progress:  [ 12 / 21 ] simplifiying candidate #<alt (λ (x y z) (fabs (+ (+ (* (- (+ x 4) (* z x)) (/ 1 y)) 0) 0)))>
* * * * [misc]progress:  [ 13 / 21 ] simplifiying candidate #<alt (λ (x y z) (fabs (+ (+ (/ 1 (/ y (- (+ x 4) (* z x)))) 0) 0)))>
* * * * [misc]progress:  [ 14 / 21 ] simplifiying candidate #<alt (λ (x y z) (fabs (+ (+ (/ (* (cbrt (- (+ x 4) (* z x))) (cbrt (- (+ x 4) (* z x)))) (/ y (cbrt (- (+ x 4) (* z x))))) 0) 0)))>
* [enter]simplify:  Simplifying (* (cbrt (- (+ x 4) (* z x))) (cbrt (- (+ x 4) (* z x))))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (14 enodes)
* * [misc]simplify:  iters left: 4 (28 enodes)
* * [misc]simplify:  iters left: 3 (42 enodes)
* * [misc]simplify:  iters left: 2 (58 enodes)
* * [misc]simplify:  iters left: 1 (71 enodes)
* [exit]simplify:  Simplified to (* (cbrt (fma (- 1 z) x 4)) (cbrt (fma (- 1 z) x 4)))
* [misc]simplify:  Simplified (2 1 1 1 1) to (λ (x y z) (fabs (+ (+ (/ (* (cbrt (fma (- 1 z) x 4)) (cbrt (fma (- 1 z) x 4))) (/ y (cbrt (- (+ x 4) (* z x))))) 0) 0)))
* * * * [misc]progress:  [ 15 / 21 ] simplifiying candidate #<alt (λ (x y z) (fabs (+ (+ (/ (sqrt (- (+ x 4) (* z x))) (/ y (sqrt (- (+ x 4) (* z x))))) 0) 0)))>
* [enter]simplify:  Simplifying (sqrt (- (+ x 4) (* z x)))
* * [misc]simplify:  iters left: 5 (7 enodes)
* * [misc]simplify:  iters left: 4 (13 enodes)
* * [misc]simplify:  iters left: 3 (27 enodes)
* * [misc]simplify:  iters left: 2 (41 enodes)
* * [misc]simplify:  iters left: 1 (57 enodes)
* [exit]simplify:  Simplified to (sqrt (fma (- 1 z) x 4))
* [misc]simplify:  Simplified (2 1 1 1 1) to (λ (x y z) (fabs (+ (+ (/ (sqrt (fma (- 1 z) x 4)) (/ y (sqrt (- (+ x 4) (* z x))))) 0) 0)))
* * * * [misc]progress:  [ 16 / 21 ] simplifiying candidate #<alt (λ (x y z) (fabs (+ (+ (/ 1 (/ y (- (+ x 4) (* z x)))) 0) 0)))>
* * * * [misc]progress:  [ 17 / 21 ] simplifiying candidate #<alt (λ (x y z) (fabs (+ (+ (/ (- (pow (+ x 4) 3) (pow (* z x) 3)) (* y (+ (* (+ x 4) (+ x 4)) (+ (* (* z x) (* z x)) (* (+ x 4) (* z x)))))) 0) 0)))>
* [enter]simplify:  Simplifying (- (pow (+ x 4) 3) (pow (* z x) 3))
* * [misc]simplify:  iters left: 5 (9 enodes)
* * [misc]simplify:  iters left: 4 (22 enodes)
* * [misc]simplify:  iters left: 3 (74 enodes)
* * [misc]simplify:  iters left: 2 (265 enodes)
* [exit]simplify:  Simplified to (fma (* (* z x) (* z x)) (- (* z x)) (pow (+ 4 x) 3))
* [misc]simplify:  Simplified (2 1 1 1 1) to (λ (x y z) (fabs (+ (+ (/ (fma (* (* z x) (* z x)) (- (* z x)) (pow (+ 4 x) 3)) (* y (+ (* (+ x 4) (+ x 4)) (+ (* (* z x) (* z x)) (* (+ x 4) (* z x)))))) 0) 0)))
* * * * [misc]progress:  [ 18 / 21 ] simplifiying candidate #<alt (λ (x y z) (fabs (+ (+ (/ (- (* (+ x 4) (+ x 4)) (* (* z x) (* z x))) (* y (+ (+ x 4) (* z x)))) 0) 0)))>
* [enter]simplify:  Simplifying (- (* (+ x 4) (+ x 4)) (* (* z x) (* z x)))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (26 enodes)
* * [misc]simplify:  iters left: 4 (79 enodes)
* * [misc]simplify:  iters left: 3 (244 enodes)
* [exit]simplify:  Simplified to (- (* (+ 4 x) (+ 4 x)) (* (* z x) (* z x)))
* [misc]simplify:  Simplified (2 1 1 1 1) to (λ (x y z) (fabs (+ (+ (/ (- (* (+ 4 x) (+ 4 x)) (* (* z x) (* z x))) (* y (+ (+ x 4) (* z x)))) 0) 0)))
* * * * [misc]progress:  [ 19 / 21 ] simplifiying candidate #<alt (λ (x y z) (fabs (+ (+ (- (+ (/ x y) (* 4 (/ 1 y))) (/ (* x z) y)) 0) 0)))>
* [enter]simplify:  Simplifying (- (+ (/ x y) (* 4 (/ 1 y))) (/ (* x z) y))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (25 enodes)
* * [misc]simplify:  iters left: 4 (44 enodes)
* * [misc]simplify:  iters left: 3 (68 enodes)
* * [misc]simplify:  iters left: 2 (98 enodes)
* * [misc]simplify:  iters left: 1 (122 enodes)
* [exit]simplify:  Simplified to (fma z (- (/ x y)) (+ (/ x y) (/ 4 y)))
* [misc]simplify:  Simplified (2 1 1 1) to (λ (x y z) (fabs (+ (+ (fma z (- (/ x y)) (+ (/ x y) (/ 4 y))) 0) 0)))
* * * * [misc]progress:  [ 20 / 21 ] simplifiying candidate #<alt (λ (x y z) (fabs (+ (+ (- (+ (/ x y) (* 4 (/ 1 y))) (/ (* x z) y)) 0) 0)))>
* [enter]simplify:  Simplifying (- (+ (/ x y) (* 4 (/ 1 y))) (/ (* x z) y))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (25 enodes)
* * [misc]simplify:  iters left: 4 (44 enodes)
* * [misc]simplify:  iters left: 3 (68 enodes)
* * [misc]simplify:  iters left: 2 (98 enodes)
* * [misc]simplify:  iters left: 1 (122 enodes)
* [exit]simplify:  Simplified to (fma z (- (/ x y)) (+ (/ x y) (/ 4 y)))
* [misc]simplify:  Simplified (2 1 1 1) to (λ (x y z) (fabs (+ (+ (fma z (- (/ x y)) (+ (/ x y) (/ 4 y))) 0) 0)))
* * * * [misc]progress:  [ 21 / 21 ] simplifiying candidate #<alt (λ (x y z) (fabs (+ (+ (- (+ (/ x y) (* 4 (/ 1 y))) (/ (* x z) y)) 0) 0)))>
* [enter]simplify:  Simplifying (- (+ (/ x y) (* 4 (/ 1 y))) (/ (* x z) y))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (25 enodes)
* * [misc]simplify:  iters left: 4 (44 enodes)
* * [misc]simplify:  iters left: 3 (68 enodes)
* * [misc]simplify:  iters left: 2 (98 enodes)
* * [misc]simplify:  iters left: 1 (122 enodes)
* [exit]simplify:  Simplified to (fma z (- (/ x y)) (+ (/ x y) (/ 4 y)))
* [misc]simplify:  Simplified (2 1 1 1) to (λ (x y z) (fabs (+ (+ (fma z (- (/ x y)) (+ (/ x y) (/ 4 y))) 0) 0)))
* * * [misc]progress:  adding candidates to table
* [misc]progress:  [Phase 3 of 3] Extracting.
* * [misc]regime:  Finding splitpoints for: (#<alt (λ (x y z) (fabs (+ (- (/ (+ 4 x) y) (/ z (/ y x))) 0)))> #<alt (λ (x y z) (fabs (+ (- (/ (+ 4 x) y) (* (/ z y) x)) 0)))> #<alt (λ (x y z) (fabs (+ (+ (/ (sqrt (fma (- 1 z) x 4)) (/ y (sqrt (- (+ x 4) (* z x))))) 0) 0)))> #<alt (λ (x y z) (fabs (fma z (- (/ x y)) (+ (/ x y) (/ 4 y)))))> #<alt (λ (x y z) (fabs (+ (+ (/ (- (+ x 4) (* z x)) y) 0) 0)))>)
* * * [misc]regime-changes:  Trying 3 branch expressions: (z y x)
* * * * [misc]regimes:  Trying to branch on z from (#<alt (λ (x y z) (fabs (+ (- (/ (+ 4 x) y) (/ z (/ y x))) 0)))> #<alt (λ (x y z) (fabs (+ (- (/ (+ 4 x) y) (* (/ z y) x)) 0)))> #<alt (λ (x y z) (fabs (+ (+ (/ (sqrt (fma (- 1 z) x 4)) (/ y (sqrt (- (+ x 4) (* z x))))) 0) 0)))> #<alt (λ (x y z) (fabs (fma z (- (/ x y)) (+ (/ x y) (/ 4 y)))))> #<alt (λ (x y z) (fabs (+ (+ (/ (- (+ x 4) (* z x)) y) 0) 0)))>)
* * * * [misc]regimes:  Trying to branch on y from (#<alt (λ (x y z) (fabs (+ (- (/ (+ 4 x) y) (/ z (/ y x))) 0)))> #<alt (λ (x y z) (fabs (+ (- (/ (+ 4 x) y) (* (/ z y) x)) 0)))> #<alt (λ (x y z) (fabs (+ (+ (/ (sqrt (fma (- 1 z) x 4)) (/ y (sqrt (- (+ x 4) (* z x))))) 0) 0)))> #<alt (λ (x y z) (fabs (fma z (- (/ x y)) (+ (/ x y) (/ 4 y)))))> #<alt (λ (x y z) (fabs (+ (+ (/ (- (+ x 4) (* z x)) y) 0) 0)))>)
* * * * [misc]regimes:  Trying to branch on x from (#<alt (λ (x y z) (fabs (+ (- (/ (+ 4 x) y) (/ z (/ y x))) 0)))> #<alt (λ (x y z) (fabs (+ (- (/ (+ 4 x) y) (* (/ z y) x)) 0)))> #<alt (λ (x y z) (fabs (+ (+ (/ (sqrt (fma (- 1 z) x 4)) (/ y (sqrt (- (+ x 4) (* z x))))) 0) 0)))> #<alt (λ (x y z) (fabs (fma z (- (/ x y)) (+ (/ x y) (/ 4 y)))))> #<alt (λ (x y z) (fabs (+ (+ (/ (- (+ x 4) (* z x)) y) 0) 0)))>)
* * * [misc]regime:  Found split indices: #<option (#s(si 0 256))>
* [enter]simplify:  Simplifying (fabs (+ (- (/ (+ 4 x) y) (/ z (/ y x))) 0))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (14 enodes)
* [exit]simplify:  Simplified to (fabs (- (/ (+ x 4) y) (/ z (/ y x))))
* * * * [misc]points:  Sampling 8000 additional inputs, on iter 0 have 0 / 8000
* * * * [misc]points:  Computing exacts on every 500 of 8000 points to ramp up precision
* * * * [misc]points:  Setting MPFR precision to 64
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Computing exacts on every 250 of 8000 points to ramp up precision
* * * * [misc]points:  Setting MPFR precision to 64
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Computing exacts on every 125 of 8000 points to ramp up precision
* * * * [misc]points:  Setting MPFR precision to 64
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Computing exacts on every 62 of 8000 points to ramp up precision
* * * * [misc]points:  Setting MPFR precision to 64
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Computing exacts on every 31 of 8000 points to ramp up precision
* * * * [misc]points:  Setting MPFR precision to 64
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Computing exacts on every 15 of 8000 points to ramp up precision
* * * * [misc]points:  Setting MPFR precision to 64
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Computing exacts on every 7 of 8000 points to ramp up precision
* * * * [misc]points:  Setting MPFR precision to 64
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Computing exacts on every 3 of 8000 points to ramp up precision
* * * * [misc]points:  Setting MPFR precision to 64
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Computing exacts for 8000 points
* * * * [misc]points:  Setting MPFR precision to 64
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Filtering points with unrepresentable outputs
* * * * [misc]points:  Sampling 1623 additional inputs, on iter 1 have 6377 / 8000
* * * * [misc]points:  Computing exacts on every 101 of 1623 points to ramp up precision
* * * * [misc]points:  Setting MPFR precision to 64
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Computing exacts on every 50 of 1623 points to ramp up precision
* * * * [misc]points:  Setting MPFR precision to 64
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Computing exacts on every 25 of 1623 points to ramp up precision
* * * * [misc]points:  Setting MPFR precision to 64
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Computing exacts on every 12 of 1623 points to ramp up precision
* * * * [misc]points:  Setting MPFR precision to 64
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Computing exacts on every 6 of 1623 points to ramp up precision
* * * * [misc]points:  Setting MPFR precision to 64
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Computing exacts on every 3 of 1623 points to ramp up precision
* * * * [misc]points:  Setting MPFR precision to 64
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Computing exacts for 1623 points
* * * * [misc]points:  Setting MPFR precision to 64
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Filtering points with unrepresentable outputs
* * * * [misc]points:  Sampling 336 additional inputs, on iter 2 have 7664 / 8000
* * * * [misc]points:  Computing exacts on every 21 of 336 points to ramp up precision
* * * * [misc]points:  Setting MPFR precision to 64
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Computing exacts on every 10 of 336 points to ramp up precision
* * * * [misc]points:  Setting MPFR precision to 64
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Computing exacts on every 5 of 336 points to ramp up precision
* * * * [misc]points:  Setting MPFR precision to 64
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Computing exacts on every 2 of 336 points to ramp up precision
* * * * [misc]points:  Setting MPFR precision to 64
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Computing exacts for 336 points
* * * * [misc]points:  Setting MPFR precision to 64
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Filtering points with unrepresentable outputs
* * * * [misc]points:  Sampling 67 additional inputs, on iter 3 have 7933 / 8000
* * * * [misc]points:  Computing exacts on every 4 of 67 points to ramp up precision
* * * * [misc]points:  Setting MPFR precision to 64
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Computing exacts on every 2 of 67 points to ramp up precision
* * * * [misc]points:  Setting MPFR precision to 64
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Computing exacts for 67 points
* * * * [misc]points:  Setting MPFR precision to 64
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Filtering points with unrepresentable outputs
* * * * [misc]points:  Sampling 13 additional inputs, on iter 4 have 7987 / 8000
* * * * [misc]points:  Computing exacts for 13 points
* * * * [misc]points:  Setting MPFR precision to 64
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Filtering points with unrepresentable outputs
* * * * [misc]points:  Sampling 4 additional inputs, on iter 5 have 7997 / 8000
* * * * [misc]points:  Computing exacts for 4 points
* * * * [misc]points:  Setting MPFR precision to 64
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Filtering points with unrepresentable outputs
* * * * [exit]points:  Sampled 8000 points with exact outputs