* [misc]progress:  [Phase 1 of 3] Setting up.
* * * [misc]progress:  [1/2] Preparing points
* * * [misc]progress:  [2/2] Setting up program.
* [enter]simplify:  Simplifying (/ (+ x y) (- x y))
* * [misc]simplify:  iters left: 4 (5 enodes)
* * [misc]simplify:  iters left: 3 (6 enodes)
* [exit]simplify:  Simplified to (/ (+ x y) (- x y))
* [misc]progress:  [Phase 2 of 3] Improving.
* * [misc]progress:  iteration 1 / 3
* * * [misc]progress:  picking best candidate
* * * * [misc]pick:  Picked  #<alt-event (λ (x y) (/ (+ x y) (- x y)))>
* * * [misc]progress:  localizing error
* * * [misc]progress:  generating series expansions
* * * * [misc]progress:  [ 1 / 1 ] generating series at (2)
* [misc]approximate:  Taking taylor expansion of (/ (+ x y) (- x y)) in (x y) around 0
* [misc]taylor:  Taking taylor expansion of (/ (+ x y) (- 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]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 0) into x
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ x 0) into x
* [misc]backup-simplify:  Simplify (/ x x) into 1
* [misc]taylor:  Taking taylor expansion of (/ (+ x y) (- 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]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 (+ 0 y) into y
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (+ 0 (- y)) into (- y)
* [misc]backup-simplify:  Simplify (/ y (- y)) into -1
* [misc]taylor:  Taking taylor expansion of (/ (+ x y) (- 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]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 (+ 0 y) into y
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (+ 0 (- y)) into (- y)
* [misc]backup-simplify:  Simplify (/ y (- y)) into -1
* [misc]taylor:  Taking taylor expansion of -1 in y
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (- (/ 1 (- y)) (+ (* -1 (/ 1 (- y))))) into (- (* 2 (/ 1 y)))
* [misc]taylor:  Taking taylor expansion of (- (* 2 (/ 1 y))) in y
* [misc]taylor:  Taking taylor expansion of (* 2 (/ 1 y)) in y
* [misc]taylor:  Taking taylor expansion of 2 in y
* [misc]backup-simplify:  Simplify 2 into 2
* [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 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 2 0) (* 0 1)) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (- y)) (+ (* -1 (/ 0 (- y))) (* (- (* 2 (/ 1 y))) (/ 1 (- y))))) into (- (* 2 (/ 1 (sqr y))))
* [misc]taylor:  Taking taylor expansion of (- (* 2 (/ 1 (sqr y)))) in y
* [misc]taylor:  Taking taylor expansion of (* 2 (/ 1 (sqr y))) in y
* [misc]taylor:  Taking taylor expansion of 2 in y
* [misc]backup-simplify:  Simplify 2 into 2
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr y)) in y
* [misc]taylor:  Taking taylor expansion of (sqr 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 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 2 0) (+ (* 0 0) (* 0 1))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 2 0) (+ (* 0 0) (* 0 1))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (- y)) (+ (* -1 (/ 0 (- y))) (* (- (* 2 (/ 1 y))) (/ 0 (- y))) (* (- (* 2 (/ 1 (sqr y)))) (/ 1 (- y))))) into (- (* 2 (/ 1 (pow y 3))))
* [misc]taylor:  Taking taylor expansion of (- (* 2 (/ 1 (pow y 3)))) in y
* [misc]taylor:  Taking taylor expansion of (* 2 (/ 1 (pow y 3))) in y
* [misc]taylor:  Taking taylor expansion of 2 in y
* [misc]backup-simplify:  Simplify 2 into 2
* [misc]taylor:  Taking taylor expansion of (/ 1 (pow y 3)) in y
* [misc]taylor:  Taking taylor expansion of (pow y 3) in y
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 2 0) (+ (* 0 0) (+ (* 0 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]approximate:  Taking taylor expansion of (/ (+ (/ 1 x) (/ 1 y)) (- (/ 1 x) (/ 1 y))) in (x y) around 0
* [misc]taylor:  Taking taylor expansion of (/ (+ (/ 1 x) (/ 1 y)) (- (/ 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]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 (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (+ 0 -1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ (+ (/ 1 x) (/ 1 y)) (- (/ 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]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 0) into 1
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ (+ (/ 1 x) (/ 1 y)) (- (/ 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]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 0) into 1
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of 1 in y
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 (/ 1 y)) into (/ 1 y)
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 1 y)) into (- (/ 1 y))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 y))) into (- (/ 1 y))
* [misc]backup-simplify:  Simplify (- (/ (/ 1 y) 1) (+ (* 1 (/ (- (/ 1 y)) 1)))) into (* 2 (/ 1 y))
* [misc]taylor:  Taking taylor expansion of (* 2 (/ 1 y)) in y
* [misc]taylor:  Taking taylor expansion of 2 in y
* [misc]backup-simplify:  Simplify 2 into 2
* [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 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 2 0) (* 0 1)) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 y) (/ 0 y)))) 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 y) (/ 0 y)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* 1 (/ 0 1)) (* (* 2 (/ 1 y)) (/ (- (/ 1 y)) 1)))) into (* 2 (/ 1 (sqr y)))
* [misc]taylor:  Taking taylor expansion of (* 2 (/ 1 (sqr y))) in y
* [misc]taylor:  Taking taylor expansion of 2 in y
* [misc]backup-simplify:  Simplify 2 into 2
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr y)) in y
* [misc]taylor:  Taking taylor expansion of (sqr 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 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 2 0) (+ (* 0 0) (* 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 (+ (* 2 0) (+ (* 0 0) (* 0 1))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 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)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* 1 (/ 0 1)) (* (* 2 (/ 1 y)) (/ 0 1)) (* (* 2 (/ 1 (sqr y))) (/ (- (/ 1 y)) 1)))) into (* 2 (/ 1 (pow y 3)))
* [misc]taylor:  Taking taylor expansion of (* 2 (/ 1 (pow y 3))) in y
* [misc]taylor:  Taking taylor expansion of 2 in y
* [misc]backup-simplify:  Simplify 2 into 2
* [misc]taylor:  Taking taylor expansion of (/ 1 (pow y 3)) in y
* [misc]taylor:  Taking taylor expansion of (pow y 3) in y
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 2 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]approximate:  Taking taylor expansion of (/ (+ (/ 1 (- x)) (/ 1 (- y))) (- (/ 1 (- x)) (/ 1 (- y)))) in (x y) around 0
* [misc]taylor:  Taking taylor expansion of (/ (+ (/ 1 (- x)) (/ 1 (- y))) (- (/ 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]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 (+ 0 -1) into -1
* [misc]backup-simplify:  Simplify (- -1) into 1
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (/ -1 1) into -1
* [misc]taylor:  Taking taylor expansion of (/ (+ (/ 1 (- x)) (/ 1 (- y))) (- (/ 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]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 0) into -1
* [misc]backup-simplify:  Simplify (+ -1 0) into -1
* [misc]backup-simplify:  Simplify (/ -1 -1) into 1
* [misc]taylor:  Taking taylor expansion of (/ (+ (/ 1 (- x)) (/ 1 (- y))) (- (/ 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]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 0) into -1
* [misc]backup-simplify:  Simplify (+ -1 0) into -1
* [misc]backup-simplify:  Simplify (/ -1 -1) into 1
* [misc]taylor:  Taking taylor expansion of 1 in y
* [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 (/ -1 y)) into (- (/ 1 y))
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ -1 y)) into (/ 1 y)
* [misc]backup-simplify:  Simplify (+ 0 (/ 1 y)) into (/ 1 y)
* [misc]backup-simplify:  Simplify (- (/ (- (/ 1 y)) -1) (+ (* 1 (/ (/ 1 y) -1)))) into (* 2 (/ 1 y))
* [misc]taylor:  Taking taylor expansion of (* 2 (/ 1 y)) in y
* [misc]taylor:  Taking taylor expansion of 2 in y
* [misc]backup-simplify:  Simplify 2 into 2
* [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 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 2 0) (* 0 1)) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) 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 (- (+ (* (/ -1 y) (/ 0 (- y))))) 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 (- y) into (- y)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 y) (/ 0 (- y))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 -1) (+ (* 1 (/ 0 -1)) (* (* 2 (/ 1 y)) (/ (/ 1 y) -1)))) into (* 2 (/ 1 (sqr y)))
* [misc]taylor:  Taking taylor expansion of (* 2 (/ 1 (sqr y))) in y
* [misc]taylor:  Taking taylor expansion of 2 in y
* [misc]backup-simplify:  Simplify 2 into 2
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr y)) in y
* [misc]taylor:  Taking taylor expansion of (sqr 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 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 2 0) (+ (* 0 0) (* 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 (+ (* 2 0) (+ (* 0 0) (* 0 1))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) 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 (- (+ (* (/ -1 y) (/ 0 (- y))) (* 0 (/ 0 (- y))))) 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 (- 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 (- (+ (* (/ -1 y) (/ 0 (- y))) (* 0 (/ 0 (- y))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 -1) (+ (* 1 (/ 0 -1)) (* (* 2 (/ 1 y)) (/ 0 -1)) (* (* 2 (/ 1 (sqr y))) (/ (/ 1 y) -1)))) into (* 2 (/ 1 (pow y 3)))
* [misc]taylor:  Taking taylor expansion of (* 2 (/ 1 (pow y 3))) in y
* [misc]taylor:  Taking taylor expansion of 2 in y
* [misc]backup-simplify:  Simplify 2 into 2
* [misc]taylor:  Taking taylor expansion of (/ 1 (pow y 3)) in y
* [misc]taylor:  Taking taylor expansion of (pow y 3) in y
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 2 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* * * [misc]progress:  generating rewritten candidates
* * * * [misc]progress:  [ 1 / 1 ] rewriting at (2)
* * * [misc]progress:  simplifying candidates
* * * * [misc]progress:  [ 1 / 24 ] simplifiying candidate #<alt-event (λ (x y) -1)>
* [enter]simplify:  Simplifying -1
* * [misc]simplify:  iters left: 0 (1 enodes)
* [exit]simplify:  Simplified to -1
* * * * [misc]progress:  [ 2 / 24 ] simplifiying candidate #<alt-event (λ (x y) 1)>
* [enter]simplify:  Simplifying 1
* * [misc]simplify:  iters left: 0 (1 enodes)
* [exit]simplify:  Simplified to 1
* * * * [misc]progress:  [ 3 / 24 ] simplifiying candidate #<alt-event (λ (x y) 1)>
* [enter]simplify:  Simplifying 1
* * [misc]simplify:  iters left: 0 (1 enodes)
* [exit]simplify:  Simplified to 1
* * * * [misc]progress:  [ 4 / 24 ] simplifiying candidate #<alt-delta (λ (x y) (pow (/ (+ x y) (- x y)) 1))>
* * * * [misc]progress:  [ 5 / 24 ] simplifiying candidate #<alt-delta (λ (x y) (exp (- (log (+ x y)) (log (- x y)))))>
* [enter]simplify:  Simplifying (- (log (+ x y)) (log (- x y)))
* * [misc]simplify:  iters left: 5 (7 enodes)
* * [misc]simplify:  iters left: 4 (8 enodes)
* [exit]simplify:  Simplified to (- (log (+ x y)) (log (- x y)))
* [exit]simplify:  Simplified to (- (log (+ x y)) (log (- x y)))
* * * * [misc]progress:  [ 6 / 24 ] simplifiying candidate #<alt-delta (λ (x y) (exp (log (/ (+ x y) (- x y)))))>
* [enter]simplify:  Simplifying (log (/ (+ x y) (- x y)))
* * [misc]simplify:  iters left: 5 (6 enodes)
* * [misc]simplify:  iters left: 4 (10 enodes)
* [exit]simplify:  Simplified to (log (/ (+ x y) (- x y)))
* [exit]simplify:  Simplified to (log (/ (+ x y) (- x y)))
* * * * [misc]progress:  [ 7 / 24 ] simplifiying candidate #<alt-delta (λ (x y) (log (exp (/ (+ x y) (- x y)))))>
* [enter]simplify:  Simplifying (exp (/ (+ x y) (- x y)))
* * [misc]simplify:  iters left: 5 (6 enodes)
* * [misc]simplify:  iters left: 4 (7 enodes)
* [exit]simplify:  Simplified to (exp (/ (+ x y) (- x y)))
* [exit]simplify:  Simplified to (exp (/ (+ x y) (- x y)))
* * * * [misc]progress:  [ 8 / 24 ] simplifiying candidate #<alt-delta (λ (x y) (cbrt (/ (cube (+ x y)) (cube (- x y)))))>
* [enter]simplify:  Simplifying (/ (cube (+ x y)) (cube (- x y)))
* * [misc]simplify:  iters left: 5 (7 enodes)
* * [misc]simplify:  iters left: 4 (12 enodes)
* * [misc]simplify:  iters left: 3 (27 enodes)
* * [misc]simplify:  iters left: 2 (73 enodes)
* * [misc]simplify:  iters left: 1 (167 enodes)
* [exit]simplify:  Simplified to (cube (/ (+ x y) (- x y)))
* [exit]simplify:  Simplified to (cube (/ (+ x y) (- x y)))
* * * * [misc]progress:  [ 9 / 24 ] simplifiying candidate #<alt-delta (λ (x y) (cube (cbrt (/ (+ x y) (- x y)))))>
* [enter]simplify:  Simplifying (cbrt (/ (+ x y) (- x y)))
* * [misc]simplify:  iters left: 5 (6 enodes)
* * [misc]simplify:  iters left: 4 (7 enodes)
* [exit]simplify:  Simplified to (cbrt (/ (+ x y) (- x y)))
* [exit]simplify:  Simplified to (cbrt (/ (+ x y) (- x y)))
* * * * [misc]progress:  [ 10 / 24 ] simplifiying candidate #<alt-delta (λ (x y) (cbrt (cube (/ (+ x y) (- x y)))))>
* [enter]simplify:  Simplifying (cube (/ (+ x y) (- x y)))
* * [misc]simplify:  iters left: 5 (6 enodes)
* * [misc]simplify:  iters left: 4 (12 enodes)
* * [misc]simplify:  iters left: 3 (22 enodes)
* * [misc]simplify:  iters left: 2 (44 enodes)
* * [misc]simplify:  iters left: 1 (103 enodes)
* [exit]simplify:  Simplified to (cube (/ (+ x y) (- x y)))
* [exit]simplify:  Simplified to (cube (/ (+ x y) (- x y)))
* * * * [misc]progress:  [ 11 / 24 ] simplifiying candidate #<alt-delta (λ (x y) (cube (/ (cbrt (+ x y)) (cbrt (- x y)))))>
* [enter]simplify:  Simplifying (/ (cbrt (+ x y)) (cbrt (- x y)))
* * [misc]simplify:  iters left: 5 (7 enodes)
* * [misc]simplify:  iters left: 4 (8 enodes)
* [exit]simplify:  Simplified to (/ (cbrt (+ x y)) (cbrt (- x y)))
* [exit]simplify:  Simplified to (/ (cbrt (+ x y)) (cbrt (- x y)))
* * * * [misc]progress:  [ 12 / 24 ] simplifiying candidate #<alt-delta (λ (x y) (sqr (sqrt (/ (+ x y) (- x y)))))>
* [enter]simplify:  Simplifying (sqrt (/ (+ x y) (- x y)))
* * [misc]simplify:  iters left: 5 (6 enodes)
* * [misc]simplify:  iters left: 4 (7 enodes)
* [exit]simplify:  Simplified to (sqrt (/ (+ x y) (- x y)))
* [exit]simplify:  Simplified to (sqrt (/ (+ x y) (- x y)))
* * * * [misc]progress:  [ 13 / 24 ] simplifiying candidate #<alt-delta (λ (x y) (sqr (/ (sqrt (+ x y)) (sqrt (- x y)))))>
* [enter]simplify:  Simplifying (/ (sqrt (+ x y)) (sqrt (- x y)))
* * [misc]simplify:  iters left: 5 (7 enodes)
* * [misc]simplify:  iters left: 4 (8 enodes)
* [exit]simplify:  Simplified to (/ (sqrt (+ x y)) (sqrt (- x y)))
* [exit]simplify:  Simplified to (/ (sqrt (+ x y)) (sqrt (- x y)))
* * * * [misc]progress:  [ 14 / 24 ] simplifiying candidate #<alt-delta (λ (x y) (/ (- (+ x y)) (- (- x y))))>
* [enter]simplify:  Simplifying (- (+ x y))
* * [misc]simplify:  iters left: 4 (4 enodes)
* * [misc]simplify:  iters left: 3 (8 enodes)
* * [misc]simplify:  iters left: 2 (9 enodes)
* [exit]simplify:  Simplified to (- (+ x y))
* [exit]simplify:  Simplified to (- (+ x y))
* [enter]simplify:  Simplifying (- (- x y))
* * [misc]simplify:  iters left: 4 (4 enodes)
* [exit]simplify:  Simplified to (- (- x y))
* [exit]simplify:  Simplified to (- (- x y))
* * * * [misc]progress:  [ 15 / 24 ] simplifiying candidate #<alt-delta (λ (x y) (* (/ 1 1) (/ (+ x y) (- x y))))>
* [enter]simplify:  Simplifying (/ 1 1)
* * [misc]simplify:  iters left: 2 (2 enodes)
* * [misc]simplify:  iters left: 1 (4 enodes)
* [exit]simplify:  Simplified to 1
* [exit]simplify:  Simplified to 1
* [enter]simplify:  Simplifying (/ (+ x y) (- x y))
* * [misc]simplify:  iters left: 4 (5 enodes)
* * [misc]simplify:  iters left: 3 (6 enodes)
* [exit]simplify:  Simplified to (/ (+ x y) (- x y))
* [exit]simplify:  Simplified to (/ (+ x y) (- x y))
* * * * [misc]progress:  [ 16 / 24 ] simplifiying candidate #<alt-delta (λ (x y) (* 1 (/ (+ x y) (- x y))))>
* * * * [misc]progress:  [ 17 / 24 ] simplifiying candidate #<alt-delta (λ (x y) (* (+ x y) (/ 1 (- x y))))>
* [enter]simplify:  Simplifying (/ 1 (- x y))
* * [misc]simplify:  iters left: 4 (5 enodes)
* * [misc]simplify:  iters left: 3 (7 enodes)
* [exit]simplify:  Simplified to (/ 1 (- x y))
* [exit]simplify:  Simplified to (/ 1 (- x y))
* * * * [misc]progress:  [ 18 / 24 ] simplifiying candidate #<alt-delta (λ (x y) (/ 1 (/ (- x y) (+ x y))))>
* [enter]simplify:  Simplifying (/ (- x y) (+ x y))
* * [misc]simplify:  iters left: 4 (5 enodes)
* * [misc]simplify:  iters left: 3 (9 enodes)
* [exit]simplify:  Simplified to (/ (- x y) (+ x y))
* [exit]simplify:  Simplified to (/ (- x y) (+ x y))
* * * * [misc]progress:  [ 19 / 24 ] simplifiying candidate #<alt-delta (λ (x y) (/ (/ (+ x y) 1) (- x y)))>
* [enter]simplify:  Simplifying (/ (+ x y) 1)
* * [misc]simplify:  iters left: 4 (5 enodes)
* * [misc]simplify:  iters left: 3 (8 enodes)
* [exit]simplify:  Simplified to (/ (+ x y) 1)
* [exit]simplify:  Simplified to (/ (+ x y) 1)
* * * * [misc]progress:  [ 20 / 24 ] simplifiying candidate #<alt-delta (λ (x y) (/ 1 (/ (- x y) (+ x y))))>
* [enter]simplify:  Simplifying (/ (- x y) (+ x y))
* * [misc]simplify:  iters left: 4 (5 enodes)
* * [misc]simplify:  iters left: 3 (9 enodes)
* [exit]simplify:  Simplified to (/ (- x y) (+ x y))
* [exit]simplify:  Simplified to (/ (- x y) (+ x y))
* * * * [misc]progress:  [ 21 / 24 ] simplifiying candidate #<alt-delta (λ (x y) (* (/ (+ x y) (- (pow x 3) (pow y 3))) (+ (sqr x) (+ (sqr y) (* x y)))))>
* [enter]simplify:  Simplifying (/ (+ x y) (- (pow x 3) (pow y 3)))
* * [misc]simplify:  iters left: 5 (8 enodes)
* * [misc]simplify:  iters left: 4 (11 enodes)
* * [misc]simplify:  iters left: 3 (15 enodes)
* * [misc]simplify:  iters left: 2 (19 enodes)
* [exit]simplify:  Simplified to (/ (+ x y) (- (cube x) (cube y)))
* [exit]simplify:  Simplified to (/ (+ x y) (- (cube x) (cube y)))
* * * * [misc]progress:  [ 22 / 24 ] simplifiying candidate #<alt-delta (λ (x y) (* (/ (+ x y) (- (sqr x) (sqr y))) (+ x y)))>
* [enter]simplify:  Simplifying (/ (+ x y) (- (sqr x) (sqr y)))
* * [misc]simplify:  iters left: 5 (7 enodes)
* * [misc]simplify:  iters left: 4 (12 enodes)
* * [misc]simplify:  iters left: 3 (15 enodes)
* * [misc]simplify:  iters left: 2 (24 enodes)
* * [misc]simplify:  iters left: 1 (26 enodes)
* [exit]simplify:  Simplified to (/ 1 (- x y))
* [exit]simplify:  Simplified to (/ 1 (- x y))
* * * * [misc]progress:  [ 23 / 24 ] simplifiying candidate #<alt-delta (λ (x y) (/ (+ (pow x 3) (pow y 3)) (* (- x y) (+ (sqr x) (- (sqr y) (* x y))))))>
* [enter]simplify:  Simplifying (* (- x y) (+ (sqr x) (- (sqr y) (* x y))))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (22 enodes)
* * [misc]simplify:  iters left: 4 (33 enodes)
* * [misc]simplify:  iters left: 3 (38 enodes)
* * [misc]simplify:  iters left: 2 (43 enodes)
* * [misc]simplify:  iters left: 1 (46 enodes)
* [exit]simplify:  Simplified to (* (- x y) (- (sqr y) (* x (- y x))))
* [exit]simplify:  Simplified to (* (- x y) (- (sqr y) (* x (- y x))))
* * * * [misc]progress:  [ 24 / 24 ] simplifiying candidate #<alt-delta (λ (x y) (/ (- (sqr x) (sqr y)) (* (- x y) (- x y))))>
* [enter]simplify:  Simplifying (* (- x y) (- x y))
* * [misc]simplify:  iters left: 4 (4 enodes)
* * [misc]simplify:  iters left: 3 (5 enodes)
* [exit]simplify:  Simplified to (sqr (- x y))
* [exit]simplify:  Simplified to (sqr (- x y))
* * * [misc]progress:  adding candidates to table
* * [misc]progress:  iteration 2 / 3
* * * [misc]progress:  picking best candidate
* * * * [misc]pick:  Picked  #<alt-delta (λ (x y) (cube (cbrt (/ (+ x y) (- x y)))))>
* * * [misc]progress:  localizing error
* * * [misc]progress:  generating series expansions
* * * * [misc]progress:  [ 1 / 3 ] generating series at (2 1)
* [misc]approximate:  Taking taylor expansion of (cbrt (/ (+ x y) (- x y))) in (x y) around 0
* [misc]taylor:  Taking taylor expansion of (cbrt (/ (+ x y) (- x y))) in y
* [misc]taylor:  Rewrote expression to (pow (/ (+ x y) (- x y)) 1/3)
* [misc]taylor:  Taking taylor expansion of (exp (* 1/3 (log (/ (+ x y) (- x y))))) in y
* [misc]taylor:  Taking taylor expansion of (* 1/3 (log (/ (+ x y) (- x y)))) in y
* [misc]taylor:  Taking taylor expansion of 1/3 in y
* [misc]backup-simplify:  Simplify 1/3 into 1/3
* [misc]taylor:  Taking taylor expansion of (log (/ (+ x y) (- x y))) in y
* [misc]taylor:  Taking taylor expansion of (/ (+ x y) (- 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]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 0) into x
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ x 0) into x
* [misc]backup-simplify:  Simplify (/ x x) into 1
* [misc]backup-simplify:  Simplify (log 1) into 0
* [misc]backup-simplify:  Simplify (* 1/3 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (+ 0 -1) into -1
* [misc]backup-simplify:  Simplify (- (/ 1 x) (+ (* 1 (/ -1 x)))) into (* 2 (/ 1 x))
* [misc]backup-simplify:  Simplify (/ (+ (* 1 (/ (* (pow (* 1 (* 2 (/ 1 x))) 1)) (pow 1 1)))) 1) into (/ 2 x)
* [misc]backup-simplify:  Simplify (+ (* 1/3 (/ 2 x)) (* 0 0)) into (* 2/3 (/ 1 x))
* [misc]backup-simplify:  Simplify (exp 0) into 1
* [misc]taylor:  Taking taylor expansion of (cbrt (/ (+ x y) (- x y))) in x
* [misc]taylor:  Rewrote expression to (pow (/ (+ x y) (- x y)) 1/3)
* [misc]taylor:  Taking taylor expansion of (exp (* 1/3 (log (/ (+ x y) (- x y))))) in x
* [misc]taylor:  Taking taylor expansion of (* 1/3 (log (/ (+ x y) (- x y)))) in x
* [misc]taylor:  Taking taylor expansion of 1/3 in x
* [misc]backup-simplify:  Simplify 1/3 into 1/3
* [misc]taylor:  Taking taylor expansion of (log (/ (+ x y) (- x y))) in x
* [misc]taylor:  Taking taylor expansion of (/ (+ x y) (- 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]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 (+ 0 y) into y
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (+ 0 (- y)) into (- y)
* [misc]backup-simplify:  Simplify (/ y (- y)) into -1
* [misc]backup-simplify:  Simplify (log -1) into (log -1)
* [misc]backup-simplify:  Simplify (* 1/3 (log -1)) into (* 1/3 (log -1))
* [misc]backup-simplify:  Simplify (exp (* 1/3 (log -1))) into (pow -1 1/3)
* [misc]taylor:  Taking taylor expansion of (cbrt (/ (+ x y) (- x y))) in x
* [misc]taylor:  Rewrote expression to (pow (/ (+ x y) (- x y)) 1/3)
* [misc]taylor:  Taking taylor expansion of (exp (* 1/3 (log (/ (+ x y) (- x y))))) in x
* [misc]taylor:  Taking taylor expansion of (* 1/3 (log (/ (+ x y) (- x y)))) in x
* [misc]taylor:  Taking taylor expansion of 1/3 in x
* [misc]backup-simplify:  Simplify 1/3 into 1/3
* [misc]taylor:  Taking taylor expansion of (log (/ (+ x y) (- x y))) in x
* [misc]taylor:  Taking taylor expansion of (/ (+ x y) (- 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]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 (+ 0 y) into y
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (+ 0 (- y)) into (- y)
* [misc]backup-simplify:  Simplify (/ y (- y)) into -1
* [misc]backup-simplify:  Simplify (log -1) into (log -1)
* [misc]backup-simplify:  Simplify (* 1/3 (log -1)) into (* 1/3 (log -1))
* [misc]backup-simplify:  Simplify (exp (* 1/3 (log -1))) into (pow -1 1/3)
* [misc]taylor:  Taking taylor expansion of (pow -1 1/3) in y
* [misc]taylor:  Taking taylor expansion of (exp (* 1/3 (log -1))) in y
* [misc]taylor:  Taking taylor expansion of (* 1/3 (log -1)) in y
* [misc]taylor:  Taking taylor expansion of 1/3 in y
* [misc]backup-simplify:  Simplify 1/3 into 1/3
* [misc]taylor:  Taking taylor expansion of (log -1) in y
* [misc]taylor:  Taking taylor expansion of -1 in y
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify (log -1) into (log -1)
* [misc]backup-simplify:  Simplify (* 1/3 (log -1)) into (* 1/3 (log -1))
* [misc]backup-simplify:  Simplify (exp (* 1/3 (log -1))) into (pow -1 1/3)
* [misc]backup-simplify:  Simplify (pow -1 1/3) into (pow -1 1/3)
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (- (/ 1 (- y)) (+ (* -1 (/ 1 (- y))))) into (- (* 2 (/ 1 y)))
* [misc]backup-simplify:  Simplify (/ (+ (* 1 (/ (* (pow (* 1 (- (* 2 (/ 1 y)))) 1)) (pow -1 1)))) 1) into (/ 2 y)
* [misc]backup-simplify:  Simplify (+ (* 1/3 (/ 2 y)) (* 0 (log -1))) into (* 2/3 (/ 1 y))
* [misc]backup-simplify:  Simplify (* (exp (* 1/3 (log -1))) (+ (* (/ (pow (* 2/3 (/ 1 y)) 1) 1)))) into (* 2/3 (* (pow -1 1/3) (/ 1 y)))
* [misc]taylor:  Taking taylor expansion of (* 2/3 (* (pow -1 1/3) (/ 1 y))) in y
* [misc]taylor:  Taking taylor expansion of 2/3 in y
* [misc]backup-simplify:  Simplify 2/3 into 2/3
* [misc]taylor:  Taking taylor expansion of (* (pow -1 1/3) (/ 1 y)) in y
* [misc]taylor:  Taking taylor expansion of (pow -1 1/3) in y
* [misc]taylor:  Taking taylor expansion of (exp (* 1/3 (log -1))) in y
* [misc]taylor:  Taking taylor expansion of (* 1/3 (log -1)) in y
* [misc]taylor:  Taking taylor expansion of 1/3 in y
* [misc]backup-simplify:  Simplify 1/3 into 1/3
* [misc]taylor:  Taking taylor expansion of (log -1) in y
* [misc]taylor:  Taking taylor expansion of -1 in y
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify (log -1) into (log -1)
* [misc]backup-simplify:  Simplify (* 1/3 (log -1)) into (* 1/3 (log -1))
* [misc]backup-simplify:  Simplify (exp (* 1/3 (log -1))) into (pow -1 1/3)
* [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 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow -1 1)))) 1) into 0
* [misc]backup-simplify:  Simplify (+ (* 1/3 0) (* 0 (log -1))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 1/3 (log -1))) (+ (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow -1 1/3) 0) (* 0 1)) into 0
* [misc]backup-simplify:  Simplify (* (pow -1 1/3) 1) into (pow -1 1/3)
* [misc]backup-simplify:  Simplify (+ (* 2/3 0) (* 0 (pow -1 1/3))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow -1 1)))) 1) into 0
* [misc]backup-simplify:  Simplify (+ (* 1/3 0) (* 0 (log -1))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 1/3 (log -1))) (+ (* (/ (pow 0 1) 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 (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (- y)) (+ (* -1 (/ 0 (- y))) (* (- (* 2 (/ 1 y))) (/ 1 (- y))))) into (- (* 2 (/ 1 (sqr y))))
* [misc]backup-simplify:  Simplify (/ (+ (* -1 (/ (* (pow (* 1 (- (* 2 (/ 1 y)))) 2)) (pow -1 2))) (* 1 (/ (* 1 (pow (* 2 (- (* 2 (/ 1 (sqr y))))) 1)) (pow -1 1)))) 2) into 0
* [misc]backup-simplify:  Simplify (+ (* 1/3 0) (+ (* 0 (/ 2 y)) (* 0 (log -1)))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 1/3 (log -1))) (+ (* (/ (pow (* 2/3 (/ 1 y)) 2) 2)) (* (/ (pow 0 1) 1)))) into (* 2/9 (* (pow -1 1/3) (/ 1 (sqr y))))
* [misc]taylor:  Taking taylor expansion of (* 2/9 (* (pow -1 1/3) (/ 1 (sqr y)))) in y
* [misc]taylor:  Taking taylor expansion of 2/9 in y
* [misc]backup-simplify:  Simplify 2/9 into 2/9
* [misc]taylor:  Taking taylor expansion of (* (pow -1 1/3) (/ 1 (sqr y))) in y
* [misc]taylor:  Taking taylor expansion of (pow -1 1/3) in y
* [misc]taylor:  Taking taylor expansion of (exp (* 1/3 (log -1))) in y
* [misc]taylor:  Taking taylor expansion of (* 1/3 (log -1)) in y
* [misc]taylor:  Taking taylor expansion of 1/3 in y
* [misc]backup-simplify:  Simplify 1/3 into 1/3
* [misc]taylor:  Taking taylor expansion of (log -1) in y
* [misc]taylor:  Taking taylor expansion of -1 in y
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify (log -1) into (log -1)
* [misc]backup-simplify:  Simplify (* 1/3 (log -1)) into (* 1/3 (log -1))
* [misc]backup-simplify:  Simplify (exp (* 1/3 (log -1))) into (pow -1 1/3)
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr y)) in y
* [misc]taylor:  Taking taylor expansion of (sqr 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 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow -1 1)))) 1) into 0
* [misc]backup-simplify:  Simplify (+ (* 1/3 0) (* 0 (log -1))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 1/3 (log -1))) (+ (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* -1 (/ (* (pow (* 1 0) 2)) (pow -1 2))) (* 1 (/ (* 1 (pow (* 2 0) 1)) (pow -1 1)))) 2) into 0
* [misc]backup-simplify:  Simplify (+ (* 1/3 0) (+ (* 0 0) (* 0 (log -1)))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 1/3 (log -1))) (+ (* (/ (pow 0 2) 2)) (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow -1 1/3) 0) (+ (* 0 0) (* 0 1))) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow -1 1/3) 0) (* 0 1)) into 0
* [misc]backup-simplify:  Simplify (* (pow -1 1/3) 1) into (pow -1 1/3)
* [misc]backup-simplify:  Simplify (+ (* 2/9 0) (+ (* 0 0) (* 0 (pow -1 1/3)))) 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 (/ (* (pow (* 1 0) 2)) (pow -1 2))) (* 1 (/ (* 1 (pow (* 2 0) 1)) (pow -1 1)))) 2) into 0
* [misc]backup-simplify:  Simplify (+ (* 1/3 0) (+ (* 0 0) (* 0 (log -1)))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 1/3 (log -1))) (+ (* (/ (pow 0 2) 2)) (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow -1 1/3) 0) (+ (* 0 0) (* 0 1))) into 0
* [misc]backup-simplify:  Simplify (+ (* 2/3 0) (+ (* 0 0) (* 0 (pow -1 1/3)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (+ (* -1 (/ (* (pow (* 1 0) 2)) (pow -1 2))) (* 1 (/ (* 1 (pow (* 2 0) 1)) (pow -1 1)))) 2) into 0
* [misc]backup-simplify:  Simplify (+ (* 1/3 0) (+ (* 0 0) (* 0 (log -1)))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 1/3 (log -1))) (+ (* (/ (pow 0 2) 2)) (* (/ (pow 0 1) 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 (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (- y)) (+ (* -1 (/ 0 (- y))) (* (- (* 2 (/ 1 y))) (/ 0 (- y))) (* (- (* 2 (/ 1 (sqr y)))) (/ 1 (- y))))) into (- (* 2 (/ 1 (pow y 3))))
* [misc]backup-simplify:  Simplify (/ (+ (* 2 (/ (* (pow (* 1 (- (* 2 (/ 1 y)))) 3)) (pow -1 3))) (* -3 (/ (* (pow (* 1 (- (* 2 (/ 1 y)))) 1) (pow (* 2 (- (* 2 (/ 1 (sqr y))))) 1)) (pow -1 2))) (* 1 (/ (* 1 1 (pow (* 6 (- (* 2 (/ 1 (pow y 3))))) 1)) (pow -1 1)))) 6) into (/ 2/3 (pow y 3))
* [misc]backup-simplify:  Simplify (+ (* 1/3 (/ 2/3 (pow y 3))) (+ (* 0 0) (+ (* 0 (/ 2 y)) (* 0 (log -1))))) into (* 2/9 (/ 1 (pow y 3)))
* [misc]backup-simplify:  Simplify (* (exp (* 1/3 (log -1))) (+ (* (/ (pow (* 2/3 (/ 1 y)) 3) 6)) (* (/ (pow (* 2/3 (/ 1 y)) 1) 1) (/ (pow 0 1) 1)) (* (/ (pow (* 2/9 (/ 1 (pow y 3))) 1) 1)))) into (* 22/81 (* (pow -1 1/3) (/ 1 (pow y 3))))
* [misc]taylor:  Taking taylor expansion of (* 22/81 (* (pow -1 1/3) (/ 1 (pow y 3)))) in y
* [misc]taylor:  Taking taylor expansion of 22/81 in y
* [misc]backup-simplify:  Simplify 22/81 into 22/81
* [misc]taylor:  Taking taylor expansion of (* (pow -1 1/3) (/ 1 (pow y 3))) in y
* [misc]taylor:  Taking taylor expansion of (pow -1 1/3) in y
* [misc]taylor:  Taking taylor expansion of (exp (* 1/3 (log -1))) in y
* [misc]taylor:  Taking taylor expansion of (* 1/3 (log -1)) in y
* [misc]taylor:  Taking taylor expansion of 1/3 in y
* [misc]backup-simplify:  Simplify 1/3 into 1/3
* [misc]taylor:  Taking taylor expansion of (log -1) in y
* [misc]taylor:  Taking taylor expansion of -1 in y
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify (log -1) into (log -1)
* [misc]backup-simplify:  Simplify (* 1/3 (log -1)) into (* 1/3 (log -1))
* [misc]backup-simplify:  Simplify (exp (* 1/3 (log -1))) into (pow -1 1/3)
* [misc]taylor:  Taking taylor expansion of (/ 1 (pow y 3)) in y
* [misc]taylor:  Taking taylor expansion of (pow y 3) in y
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow -1 1)))) 1) into 0
* [misc]backup-simplify:  Simplify (+ (* 1/3 0) (* 0 (log -1))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 1/3 (log -1))) (+ (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* -1 (/ (* (pow (* 1 0) 2)) (pow -1 2))) (* 1 (/ (* 1 (pow (* 2 0) 1)) (pow -1 1)))) 2) into 0
* [misc]backup-simplify:  Simplify (+ (* 1/3 0) (+ (* 0 0) (* 0 (log -1)))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 1/3 (log -1))) (+ (* (/ (pow 0 2) 2)) (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* 2 (/ (* (pow (* 1 0) 3)) (pow -1 3))) (* -3 (/ (* (pow (* 1 0) 1) (pow (* 2 0) 1)) (pow -1 2))) (* 1 (/ (* 1 1 (pow (* 6 0) 1)) (pow -1 1)))) 6) into 0
* [misc]backup-simplify:  Simplify (+ (* 1/3 0) (+ (* 0 0) (+ (* 0 0) (* 0 (log -1))))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 1/3 (log -1))) (+ (* (/ (pow 0 3) 6)) (* (/ (pow 0 1) 1) (/ (pow 0 1) 1)) (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow -1 1/3) 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow -1 1/3) 0) (+ (* 0 0) (* 0 1))) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow -1 1/3) 0) (* 0 1)) into 0
* [misc]backup-simplify:  Simplify (* (pow -1 1/3) 1) into (pow -1 1/3)
* [misc]backup-simplify:  Simplify (+ (* 22/81 0) (+ (* 0 0) (+ (* 0 0) (* 0 (pow -1 1/3))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (pow -1 1/3) into (pow -1 1/3)
* [misc]approximate:  Taking taylor expansion of (cbrt (/ (+ (/ 1 x) (/ 1 y)) (- (/ 1 x) (/ 1 y)))) in (x y) around 0
* [misc]taylor:  Taking taylor expansion of (cbrt (/ (+ (/ 1 x) (/ 1 y)) (- (/ 1 x) (/ 1 y)))) in y
* [misc]taylor:  Rewrote expression to (pow (/ (+ (/ 1 x) (/ 1 y)) (- (/ 1 x) (/ 1 y))) 1/3)
* [misc]taylor:  Taking taylor expansion of (exp (* 1/3 (log (/ (+ (/ 1 x) (/ 1 y)) (- (/ 1 x) (/ 1 y)))))) in y
* [misc]taylor:  Taking taylor expansion of (* 1/3 (log (/ (+ (/ 1 x) (/ 1 y)) (- (/ 1 x) (/ 1 y))))) in y
* [misc]taylor:  Taking taylor expansion of 1/3 in y
* [misc]backup-simplify:  Simplify 1/3 into 1/3
* [misc]taylor:  Taking taylor expansion of (log (/ (+ (/ 1 x) (/ 1 y)) (- (/ 1 x) (/ 1 y)))) in y
* [misc]taylor:  Taking taylor expansion of (/ (+ (/ 1 x) (/ 1 y)) (- (/ 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]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 (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (+ 0 -1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]backup-simplify:  Simplify (log -1) into (log -1)
* [misc]backup-simplify:  Simplify (* 1/3 (log -1)) into (* 1/3 (log -1))
* [misc]backup-simplify:  Simplify (exp (* 1/3 (log -1))) into (pow -1 1/3)
* [misc]taylor:  Taking taylor expansion of (cbrt (/ (+ (/ 1 x) (/ 1 y)) (- (/ 1 x) (/ 1 y)))) in x
* [misc]taylor:  Rewrote expression to (pow (/ (+ (/ 1 x) (/ 1 y)) (- (/ 1 x) (/ 1 y))) 1/3)
* [misc]taylor:  Taking taylor expansion of (exp (* 1/3 (log (/ (+ (/ 1 x) (/ 1 y)) (- (/ 1 x) (/ 1 y)))))) in x
* [misc]taylor:  Taking taylor expansion of (* 1/3 (log (/ (+ (/ 1 x) (/ 1 y)) (- (/ 1 x) (/ 1 y))))) in x
* [misc]taylor:  Taking taylor expansion of 1/3 in x
* [misc]backup-simplify:  Simplify 1/3 into 1/3
* [misc]taylor:  Taking taylor expansion of (log (/ (+ (/ 1 x) (/ 1 y)) (- (/ 1 x) (/ 1 y)))) in x
* [misc]taylor:  Taking taylor expansion of (/ (+ (/ 1 x) (/ 1 y)) (- (/ 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]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 0) into 1
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (log 1) into 0
* [misc]backup-simplify:  Simplify (* 1/3 0) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 (/ 1 y)) into (/ 1 y)
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 1 y)) into (- (/ 1 y))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 y))) into (- (/ 1 y))
* [misc]backup-simplify:  Simplify (- (/ (/ 1 y) 1) (+ (* 1 (/ (- (/ 1 y)) 1)))) into (* 2 (/ 1 y))
* [misc]backup-simplify:  Simplify (/ (+ (* 1 (/ (* (pow (* 1 (* 2 (/ 1 y))) 1)) (pow 1 1)))) 1) into (/ 2 y)
* [misc]backup-simplify:  Simplify (+ (* 1/3 (/ 2 y)) (* 0 0)) into (* 2/3 (/ 1 y))
* [misc]backup-simplify:  Simplify (exp 0) into 1
* [misc]taylor:  Taking taylor expansion of (cbrt (/ (+ (/ 1 x) (/ 1 y)) (- (/ 1 x) (/ 1 y)))) in x
* [misc]taylor:  Rewrote expression to (pow (/ (+ (/ 1 x) (/ 1 y)) (- (/ 1 x) (/ 1 y))) 1/3)
* [misc]taylor:  Taking taylor expansion of (exp (* 1/3 (log (/ (+ (/ 1 x) (/ 1 y)) (- (/ 1 x) (/ 1 y)))))) in x
* [misc]taylor:  Taking taylor expansion of (* 1/3 (log (/ (+ (/ 1 x) (/ 1 y)) (- (/ 1 x) (/ 1 y))))) in x
* [misc]taylor:  Taking taylor expansion of 1/3 in x
* [misc]backup-simplify:  Simplify 1/3 into 1/3
* [misc]taylor:  Taking taylor expansion of (log (/ (+ (/ 1 x) (/ 1 y)) (- (/ 1 x) (/ 1 y)))) in x
* [misc]taylor:  Taking taylor expansion of (/ (+ (/ 1 x) (/ 1 y)) (- (/ 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]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 0) into 1
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (log 1) into 0
* [misc]backup-simplify:  Simplify (* 1/3 0) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 (/ 1 y)) into (/ 1 y)
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 1 y)) into (- (/ 1 y))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 y))) into (- (/ 1 y))
* [misc]backup-simplify:  Simplify (- (/ (/ 1 y) 1) (+ (* 1 (/ (- (/ 1 y)) 1)))) into (* 2 (/ 1 y))
* [misc]backup-simplify:  Simplify (/ (+ (* 1 (/ (* (pow (* 1 (* 2 (/ 1 y))) 1)) (pow 1 1)))) 1) into (/ 2 y)
* [misc]backup-simplify:  Simplify (+ (* 1/3 (/ 2 y)) (* 0 0)) into (* 2/3 (/ 1 y))
* [misc]backup-simplify:  Simplify (exp 0) into 1
* [misc]taylor:  Taking taylor expansion of 1 in y
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* (exp 0) (+ (* (/ (pow (* 2/3 (/ 1 y)) 1) 1)))) into (/ 2/3 y)
* [misc]taylor:  Taking taylor expansion of (/ 2/3 y) in y
* [misc]taylor:  Taking taylor expansion of 2/3 in y
* [misc]backup-simplify:  Simplify 2/3 into 2/3
* [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 (/ 2/3 1) into 2/3
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* 2/3 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 y) (/ 0 y)))) 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 y) (/ 0 y)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* 1 (/ 0 1)) (* (* 2 (/ 1 y)) (/ (- (/ 1 y)) 1)))) into (* 2 (/ 1 (sqr y)))
* [misc]backup-simplify:  Simplify (/ (+ (* -1 (/ (* (pow (* 1 (* 2 (/ 1 y))) 2)) (pow 1 2))) (* 1 (/ (* 1 (pow (* 2 (* 2 (/ 1 (sqr y)))) 1)) (pow 1 1)))) 2) into 0
* [misc]backup-simplify:  Simplify (+ (* 1/3 0) (+ (* 0 (/ 2 y)) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (* (exp 0) (+ (* (/ (pow (* 2/3 (/ 1 y)) 2) 2)) (* (/ (pow 0 1) 1)))) into (/ 2/9 (sqr y))
* [misc]taylor:  Taking taylor expansion of (/ 2/9 (sqr y)) in y
* [misc]taylor:  Taking taylor expansion of 2/9 in y
* [misc]backup-simplify:  Simplify 2/9 into 2/9
* [misc]taylor:  Taking taylor expansion of (sqr 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 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (/ 2/9 1) into 2/9
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* 2/9 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* 2/9 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* 2/3 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 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)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* 1 (/ 0 1)) (* (* 2 (/ 1 y)) (/ 0 1)) (* (* 2 (/ 1 (sqr y))) (/ (- (/ 1 y)) 1)))) into (* 2 (/ 1 (pow y 3)))
* [misc]backup-simplify:  Simplify (/ (+ (* 2 (/ (* (pow (* 1 (* 2 (/ 1 y))) 3)) (pow 1 3))) (* -3 (/ (* (pow (* 1 (* 2 (/ 1 y))) 1) (pow (* 2 (* 2 (/ 1 (sqr y)))) 1)) (pow 1 2))) (* 1 (/ (* 1 1 (pow (* 6 (* 2 (/ 1 (pow y 3)))) 1)) (pow 1 1)))) 6) into (/ 2/3 (pow y 3))
* [misc]backup-simplify:  Simplify (+ (* 1/3 (/ 2/3 (pow y 3))) (+ (* 0 0) (+ (* 0 (/ 2 y)) (* 0 0)))) into (* 2/9 (/ 1 (pow y 3)))
* [misc]backup-simplify:  Simplify (* (exp 0) (+ (* (/ (pow (* 2/3 (/ 1 y)) 3) 6)) (* (/ (pow (* 2/3 (/ 1 y)) 1) 1) (/ (pow 0 1) 1)) (* (/ (pow (* 2/9 (/ 1 (pow y 3))) 1) 1)))) into (/ 22/81 (pow y 3))
* [misc]taylor:  Taking taylor expansion of (/ 22/81 (pow y 3)) in y
* [misc]taylor:  Taking taylor expansion of 22/81 in y
* [misc]backup-simplify:  Simplify 22/81 into 22/81
* [misc]taylor:  Taking taylor expansion of (pow y 3) in y
* [misc]backup-simplify:  Simplify (/ 22/81 1) into 22/81
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* 22/81 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* 22/81 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* 22/81 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]approximate:  Taking taylor expansion of (cbrt (/ (+ (/ 1 (- x)) (/ 1 (- y))) (- (/ 1 (- x)) (/ 1 (- y))))) in (x y) around 0
* [misc]taylor:  Taking taylor expansion of (cbrt (/ (+ (/ 1 (- x)) (/ 1 (- y))) (- (/ 1 (- x)) (/ 1 (- y))))) in y
* [misc]taylor:  Rewrote expression to (pow (/ (+ (/ 1 (- x)) (/ 1 (- y))) (- (/ 1 (- x)) (/ 1 (- y)))) 1/3)
* [misc]taylor:  Taking taylor expansion of (exp (* 1/3 (log (/ (+ (/ 1 (- x)) (/ 1 (- y))) (- (/ 1 (- x)) (/ 1 (- y))))))) in y
* [misc]taylor:  Taking taylor expansion of (* 1/3 (log (/ (+ (/ 1 (- x)) (/ 1 (- y))) (- (/ 1 (- x)) (/ 1 (- y)))))) in y
* [misc]taylor:  Taking taylor expansion of 1/3 in y
* [misc]backup-simplify:  Simplify 1/3 into 1/3
* [misc]taylor:  Taking taylor expansion of (log (/ (+ (/ 1 (- x)) (/ 1 (- y))) (- (/ 1 (- x)) (/ 1 (- y))))) in y
* [misc]taylor:  Taking taylor expansion of (/ (+ (/ 1 (- x)) (/ 1 (- y))) (- (/ 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]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 (+ 0 -1) into -1
* [misc]backup-simplify:  Simplify (- -1) into 1
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (/ -1 1) into -1
* [misc]backup-simplify:  Simplify (log -1) into (log -1)
* [misc]backup-simplify:  Simplify (* 1/3 (log -1)) into (* 1/3 (log -1))
* [misc]backup-simplify:  Simplify (exp (* 1/3 (log -1))) into (pow -1 1/3)
* [misc]taylor:  Taking taylor expansion of (cbrt (/ (+ (/ 1 (- x)) (/ 1 (- y))) (- (/ 1 (- x)) (/ 1 (- y))))) in x
* [misc]taylor:  Rewrote expression to (pow (/ (+ (/ 1 (- x)) (/ 1 (- y))) (- (/ 1 (- x)) (/ 1 (- y)))) 1/3)
* [misc]taylor:  Taking taylor expansion of (exp (* 1/3 (log (/ (+ (/ 1 (- x)) (/ 1 (- y))) (- (/ 1 (- x)) (/ 1 (- y))))))) in x
* [misc]taylor:  Taking taylor expansion of (* 1/3 (log (/ (+ (/ 1 (- x)) (/ 1 (- y))) (- (/ 1 (- x)) (/ 1 (- y)))))) in x
* [misc]taylor:  Taking taylor expansion of 1/3 in x
* [misc]backup-simplify:  Simplify 1/3 into 1/3
* [misc]taylor:  Taking taylor expansion of (log (/ (+ (/ 1 (- x)) (/ 1 (- y))) (- (/ 1 (- x)) (/ 1 (- y))))) in x
* [misc]taylor:  Taking taylor expansion of (/ (+ (/ 1 (- x)) (/ 1 (- y))) (- (/ 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]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 0) into -1
* [misc]backup-simplify:  Simplify (+ -1 0) into -1
* [misc]backup-simplify:  Simplify (/ -1 -1) into 1
* [misc]backup-simplify:  Simplify (log 1) into 0
* [misc]backup-simplify:  Simplify (* 1/3 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 (/ -1 y)) into (- (/ 1 y))
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ -1 y)) into (/ 1 y)
* [misc]backup-simplify:  Simplify (+ 0 (/ 1 y)) into (/ 1 y)
* [misc]backup-simplify:  Simplify (- (/ (- (/ 1 y)) -1) (+ (* 1 (/ (/ 1 y) -1)))) into (* 2 (/ 1 y))
* [misc]backup-simplify:  Simplify (/ (+ (* 1 (/ (* (pow (* 1 (* 2 (/ 1 y))) 1)) (pow 1 1)))) 1) into (/ 2 y)
* [misc]backup-simplify:  Simplify (+ (* 1/3 (/ 2 y)) (* 0 0)) into (* 2/3 (/ 1 y))
* [misc]backup-simplify:  Simplify (exp 0) into 1
* [misc]taylor:  Taking taylor expansion of (cbrt (/ (+ (/ 1 (- x)) (/ 1 (- y))) (- (/ 1 (- x)) (/ 1 (- y))))) in x
* [misc]taylor:  Rewrote expression to (pow (/ (+ (/ 1 (- x)) (/ 1 (- y))) (- (/ 1 (- x)) (/ 1 (- y)))) 1/3)
* [misc]taylor:  Taking taylor expansion of (exp (* 1/3 (log (/ (+ (/ 1 (- x)) (/ 1 (- y))) (- (/ 1 (- x)) (/ 1 (- y))))))) in x
* [misc]taylor:  Taking taylor expansion of (* 1/3 (log (/ (+ (/ 1 (- x)) (/ 1 (- y))) (- (/ 1 (- x)) (/ 1 (- y)))))) in x
* [misc]taylor:  Taking taylor expansion of 1/3 in x
* [misc]backup-simplify:  Simplify 1/3 into 1/3
* [misc]taylor:  Taking taylor expansion of (log (/ (+ (/ 1 (- x)) (/ 1 (- y))) (- (/ 1 (- x)) (/ 1 (- y))))) in x
* [misc]taylor:  Taking taylor expansion of (/ (+ (/ 1 (- x)) (/ 1 (- y))) (- (/ 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]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 0) into -1
* [misc]backup-simplify:  Simplify (+ -1 0) into -1
* [misc]backup-simplify:  Simplify (/ -1 -1) into 1
* [misc]backup-simplify:  Simplify (log 1) into 0
* [misc]backup-simplify:  Simplify (* 1/3 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 (/ -1 y)) into (- (/ 1 y))
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ -1 y)) into (/ 1 y)
* [misc]backup-simplify:  Simplify (+ 0 (/ 1 y)) into (/ 1 y)
* [misc]backup-simplify:  Simplify (- (/ (- (/ 1 y)) -1) (+ (* 1 (/ (/ 1 y) -1)))) into (* 2 (/ 1 y))
* [misc]backup-simplify:  Simplify (/ (+ (* 1 (/ (* (pow (* 1 (* 2 (/ 1 y))) 1)) (pow 1 1)))) 1) into (/ 2 y)
* [misc]backup-simplify:  Simplify (+ (* 1/3 (/ 2 y)) (* 0 0)) into (* 2/3 (/ 1 y))
* [misc]backup-simplify:  Simplify (exp 0) into 1
* [misc]taylor:  Taking taylor expansion of 1 in y
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* (exp 0) (+ (* (/ (pow (* 2/3 (/ 1 y)) 1) 1)))) into (/ 2/3 y)
* [misc]taylor:  Taking taylor expansion of (/ 2/3 y) in y
* [misc]taylor:  Taking taylor expansion of 2/3 in y
* [misc]backup-simplify:  Simplify 2/3 into 2/3
* [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 (/ 2/3 1) into 2/3
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* 2/3 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) 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 (- (+ (* (/ -1 y) (/ 0 (- y))))) 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 (- y) into (- y)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 y) (/ 0 (- y))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 -1) (+ (* 1 (/ 0 -1)) (* (* 2 (/ 1 y)) (/ (/ 1 y) -1)))) into (* 2 (/ 1 (sqr y)))
* [misc]backup-simplify:  Simplify (/ (+ (* -1 (/ (* (pow (* 1 (* 2 (/ 1 y))) 2)) (pow 1 2))) (* 1 (/ (* 1 (pow (* 2 (* 2 (/ 1 (sqr y)))) 1)) (pow 1 1)))) 2) into 0
* [misc]backup-simplify:  Simplify (+ (* 1/3 0) (+ (* 0 (/ 2 y)) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (* (exp 0) (+ (* (/ (pow (* 2/3 (/ 1 y)) 2) 2)) (* (/ (pow 0 1) 1)))) into (/ 2/9 (sqr y))
* [misc]taylor:  Taking taylor expansion of (/ 2/9 (sqr y)) in y
* [misc]taylor:  Taking taylor expansion of 2/9 in y
* [misc]backup-simplify:  Simplify 2/9 into 2/9
* [misc]taylor:  Taking taylor expansion of (sqr 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 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (/ 2/9 1) into 2/9
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* 2/9 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* 2/9 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* 2/3 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) 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 (- (+ (* (/ -1 y) (/ 0 (- y))) (* 0 (/ 0 (- y))))) 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 (- 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 (- (+ (* (/ -1 y) (/ 0 (- y))) (* 0 (/ 0 (- y))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 -1) (+ (* 1 (/ 0 -1)) (* (* 2 (/ 1 y)) (/ 0 -1)) (* (* 2 (/ 1 (sqr y))) (/ (/ 1 y) -1)))) into (* 2 (/ 1 (pow y 3)))
* [misc]backup-simplify:  Simplify (/ (+ (* 2 (/ (* (pow (* 1 (* 2 (/ 1 y))) 3)) (pow 1 3))) (* -3 (/ (* (pow (* 1 (* 2 (/ 1 y))) 1) (pow (* 2 (* 2 (/ 1 (sqr y)))) 1)) (pow 1 2))) (* 1 (/ (* 1 1 (pow (* 6 (* 2 (/ 1 (pow y 3)))) 1)) (pow 1 1)))) 6) into (/ 2/3 (pow y 3))
* [misc]backup-simplify:  Simplify (+ (* 1/3 (/ 2/3 (pow y 3))) (+ (* 0 0) (+ (* 0 (/ 2 y)) (* 0 0)))) into (* 2/9 (/ 1 (pow y 3)))
* [misc]backup-simplify:  Simplify (* (exp 0) (+ (* (/ (pow (* 2/3 (/ 1 y)) 3) 6)) (* (/ (pow (* 2/3 (/ 1 y)) 1) 1) (/ (pow 0 1) 1)) (* (/ (pow (* 2/9 (/ 1 (pow y 3))) 1) 1)))) into (/ 22/81 (pow y 3))
* [misc]taylor:  Taking taylor expansion of (/ 22/81 (pow y 3)) in y
* [misc]taylor:  Taking taylor expansion of 22/81 in y
* [misc]backup-simplify:  Simplify 22/81 into 22/81
* [misc]taylor:  Taking taylor expansion of (pow y 3) in y
* [misc]backup-simplify:  Simplify (/ 22/81 1) into 22/81
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* 22/81 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* 22/81 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* 22/81 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* * * * [misc]progress:  [ 2 / 3 ] generating series at (2)
* [misc]approximate:  Taking taylor expansion of (cube (cbrt (/ (+ x y) (- x y)))) in (x y) around 0
* [misc]taylor:  Taking taylor expansion of (cube (cbrt (/ (+ x y) (- x y)))) in y
* [misc]taylor:  Rewrote expression to (pow (cbrt (/ (+ x y) (- x y))) 3)
* [misc]taylor:  Taking taylor expansion of (exp (* 3 (log (cbrt (/ (+ x y) (- x y)))))) in y
* [misc]taylor:  Taking taylor expansion of (* 3 (log (cbrt (/ (+ x y) (- x y))))) in y
* [misc]taylor:  Taking taylor expansion of 3 in y
* [misc]backup-simplify:  Simplify 3 into 3
* [misc]taylor:  Taking taylor expansion of (log (cbrt (/ (+ x y) (- x y)))) in y
* [misc]taylor:  Taking taylor expansion of (cbrt (/ (+ x y) (- x y))) in y
* [misc]taylor:  Rewrote expression to (pow (/ (+ x y) (- x y)) 1/3)
* [misc]taylor:  Taking taylor expansion of (exp (* 1/3 (log (/ (+ x y) (- x y))))) in y
* [misc]taylor:  Taking taylor expansion of (* 1/3 (log (/ (+ x y) (- x y)))) in y
* [misc]taylor:  Taking taylor expansion of 1/3 in y
* [misc]backup-simplify:  Simplify 1/3 into 1/3
* [misc]taylor:  Taking taylor expansion of (log (/ (+ x y) (- x y))) in y
* [misc]taylor:  Taking taylor expansion of (/ (+ x y) (- 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]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 0) into x
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ x 0) into x
* [misc]backup-simplify:  Simplify (/ x x) into 1
* [misc]backup-simplify:  Simplify (log 1) into 0
* [misc]backup-simplify:  Simplify (* 1/3 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (+ 0 -1) into -1
* [misc]backup-simplify:  Simplify (- (/ 1 x) (+ (* 1 (/ -1 x)))) into (* 2 (/ 1 x))
* [misc]backup-simplify:  Simplify (/ (+ (* 1 (/ (* (pow (* 1 (* 2 (/ 1 x))) 1)) (pow 1 1)))) 1) into (/ 2 x)
* [misc]backup-simplify:  Simplify (+ (* 1/3 (/ 2 x)) (* 0 0)) into (* 2/3 (/ 1 x))
* [misc]backup-simplify:  Simplify (exp 0) into 1
* [misc]backup-simplify:  Simplify (log 1) into 0
* [misc]backup-simplify:  Simplify (* 3 0) into 0
* [misc]backup-simplify:  Simplify (* (exp 0) (+ (* (/ (pow (* 2/3 (/ 1 x)) 1) 1)))) into (/ 2/3 x)
* [misc]backup-simplify:  Simplify (/ (+ (* 1 (/ (* (pow (* 1 (/ 2/3 x)) 1)) (pow 1 1)))) 1) into (/ 2/3 x)
* [misc]backup-simplify:  Simplify (+ (* 3 (/ 2/3 x)) (* 0 0)) into (* 2 (/ 1 x))
* [misc]backup-simplify:  Simplify (exp 0) into 1
* [misc]taylor:  Taking taylor expansion of (cube (cbrt (/ (+ x y) (- x y)))) in x
* [misc]taylor:  Rewrote expression to (pow (cbrt (/ (+ x y) (- x y))) 3)
* [misc]taylor:  Taking taylor expansion of (exp (* 3 (log (cbrt (/ (+ x y) (- x y)))))) in x
* [misc]taylor:  Taking taylor expansion of (* 3 (log (cbrt (/ (+ x y) (- x y))))) in x
* [misc]taylor:  Taking taylor expansion of 3 in x
* [misc]backup-simplify:  Simplify 3 into 3
* [misc]taylor:  Taking taylor expansion of (log (cbrt (/ (+ x y) (- x y)))) in x
* [misc]taylor:  Taking taylor expansion of (cbrt (/ (+ x y) (- x y))) in x
* [misc]taylor:  Rewrote expression to (pow (/ (+ x y) (- x y)) 1/3)
* [misc]taylor:  Taking taylor expansion of (exp (* 1/3 (log (/ (+ x y) (- x y))))) in x
* [misc]taylor:  Taking taylor expansion of (* 1/3 (log (/ (+ x y) (- x y)))) in x
* [misc]taylor:  Taking taylor expansion of 1/3 in x
* [misc]backup-simplify:  Simplify 1/3 into 1/3
* [misc]taylor:  Taking taylor expansion of (log (/ (+ x y) (- x y))) in x
* [misc]taylor:  Taking taylor expansion of (/ (+ x y) (- 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]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 (+ 0 y) into y
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (+ 0 (- y)) into (- y)
* [misc]backup-simplify:  Simplify (/ y (- y)) into -1
* [misc]backup-simplify:  Simplify (log -1) into (log -1)
* [misc]backup-simplify:  Simplify (* 1/3 (log -1)) into (* 1/3 (log -1))
* [misc]backup-simplify:  Simplify (exp (* 1/3 (log -1))) into (pow -1 1/3)
* [misc]backup-simplify:  Simplify (log (pow -1 1/3)) into (log (pow -1 1/3))
* [misc]backup-simplify:  Simplify (* 3 (log (pow -1 1/3))) into (* 3 (log (pow -1 1/3)))
* [misc]backup-simplify:  Simplify (exp (* 3 (log (pow -1 1/3)))) into (pow (pow -1 1/3) 3)
* [misc]taylor:  Taking taylor expansion of (cube (cbrt (/ (+ x y) (- x y)))) in x
* [misc]taylor:  Rewrote expression to (pow (cbrt (/ (+ x y) (- x y))) 3)
* [misc]taylor:  Taking taylor expansion of (exp (* 3 (log (cbrt (/ (+ x y) (- x y)))))) in x
* [misc]taylor:  Taking taylor expansion of (* 3 (log (cbrt (/ (+ x y) (- x y))))) in x
* [misc]taylor:  Taking taylor expansion of 3 in x
* [misc]backup-simplify:  Simplify 3 into 3
* [misc]taylor:  Taking taylor expansion of (log (cbrt (/ (+ x y) (- x y)))) in x
* [misc]taylor:  Taking taylor expansion of (cbrt (/ (+ x y) (- x y))) in x
* [misc]taylor:  Rewrote expression to (pow (/ (+ x y) (- x y)) 1/3)
* [misc]taylor:  Taking taylor expansion of (exp (* 1/3 (log (/ (+ x y) (- x y))))) in x
* [misc]taylor:  Taking taylor expansion of (* 1/3 (log (/ (+ x y) (- x y)))) in x
* [misc]taylor:  Taking taylor expansion of 1/3 in x
* [misc]backup-simplify:  Simplify 1/3 into 1/3
* [misc]taylor:  Taking taylor expansion of (log (/ (+ x y) (- x y))) in x
* [misc]taylor:  Taking taylor expansion of (/ (+ x y) (- 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]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 (+ 0 y) into y
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (+ 0 (- y)) into (- y)
* [misc]backup-simplify:  Simplify (/ y (- y)) into -1
* [misc]backup-simplify:  Simplify (log -1) into (log -1)
* [misc]backup-simplify:  Simplify (* 1/3 (log -1)) into (* 1/3 (log -1))
* [misc]backup-simplify:  Simplify (exp (* 1/3 (log -1))) into (pow -1 1/3)
* [misc]backup-simplify:  Simplify (log (pow -1 1/3)) into (log (pow -1 1/3))
* [misc]backup-simplify:  Simplify (* 3 (log (pow -1 1/3))) into (* 3 (log (pow -1 1/3)))
* [misc]backup-simplify:  Simplify (exp (* 3 (log (pow -1 1/3)))) into (pow (pow -1 1/3) 3)
* [misc]taylor:  Taking taylor expansion of (pow (pow -1 1/3) 3) in y
* [misc]taylor:  Taking taylor expansion of (exp (* 3 (log (pow -1 1/3)))) in y
* [misc]taylor:  Taking taylor expansion of (* 3 (log (pow -1 1/3))) in y
* [misc]taylor:  Taking taylor expansion of 3 in y
* [misc]backup-simplify:  Simplify 3 into 3
* [misc]taylor:  Taking taylor expansion of (log (pow -1 1/3)) in y
* [misc]taylor:  Taking taylor expansion of (pow -1 1/3) in y
* [misc]taylor:  Taking taylor expansion of (exp (* 1/3 (log -1))) in y
* [misc]taylor:  Taking taylor expansion of (* 1/3 (log -1)) in y
* [misc]taylor:  Taking taylor expansion of 1/3 in y
* [misc]backup-simplify:  Simplify 1/3 into 1/3
* [misc]taylor:  Taking taylor expansion of (log -1) in y
* [misc]taylor:  Taking taylor expansion of -1 in y
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify (log -1) into (log -1)
* [misc]backup-simplify:  Simplify (* 1/3 (log -1)) into (* 1/3 (log -1))
* [misc]backup-simplify:  Simplify (exp (* 1/3 (log -1))) into (pow -1 1/3)
* [misc]backup-simplify:  Simplify (log (pow -1 1/3)) into (log (pow -1 1/3))
* [misc]backup-simplify:  Simplify (* 3 (log (pow -1 1/3))) into (* 3 (log (pow -1 1/3)))
* [misc]backup-simplify:  Simplify (exp (* 3 (log (pow -1 1/3)))) into (pow (pow -1 1/3) 3)
* [misc]backup-simplify:  Simplify (pow (pow -1 1/3) 3) into (pow (pow -1 1/3) 3)
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (- (/ 1 (- y)) (+ (* -1 (/ 1 (- y))))) into (- (* 2 (/ 1 y)))
* [misc]backup-simplify:  Simplify (/ (+ (* 1 (/ (* (pow (* 1 (- (* 2 (/ 1 y)))) 1)) (pow -1 1)))) 1) into (/ 2 y)
* [misc]backup-simplify:  Simplify (+ (* 1/3 (/ 2 y)) (* 0 (log -1))) into (* 2/3 (/ 1 y))
* [misc]backup-simplify:  Simplify (* (exp (* 1/3 (log -1))) (+ (* (/ (pow (* 2/3 (/ 1 y)) 1) 1)))) into (* 2/3 (* (pow -1 1/3) (/ 1 y)))
* [misc]backup-simplify:  Simplify (/ (+ (* 1 (/ (* (pow (* 1 (* 2/3 (* (pow -1 1/3) (/ 1 y)))) 1)) (pow (pow -1 1/3) 1)))) 1) into (/ 2/3 y)
* [misc]backup-simplify:  Simplify (+ (* 3 (/ 2/3 y)) (* 0 (log (pow -1 1/3)))) into (* 2 (/ 1 y))
* [misc]backup-simplify:  Simplify (* (exp (* 3 (log (pow -1 1/3)))) (+ (* (/ (pow (* 2 (/ 1 y)) 1) 1)))) into (* 2 (/ -1 y))
* [misc]taylor:  Taking taylor expansion of (* 2 (/ -1 y)) in y
* [misc]taylor:  Taking taylor expansion of 2 in y
* [misc]backup-simplify:  Simplify 2 into 2
* [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) into -1
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 2 0) (* 0 -1)) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow -1 1)))) 1) into 0
* [misc]backup-simplify:  Simplify (+ (* 1/3 0) (* 0 (log -1))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 1/3 (log -1))) (+ (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow (pow -1 1/3) 1)))) 1) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (* 0 (log (pow -1 1/3)))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 3 (log (pow -1 1/3)))) (+ (* (/ (pow 0 1) 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 (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (- y)) (+ (* -1 (/ 0 (- y))) (* (- (* 2 (/ 1 y))) (/ 1 (- y))))) into (- (* 2 (/ 1 (sqr y))))
* [misc]backup-simplify:  Simplify (/ (+ (* -1 (/ (* (pow (* 1 (- (* 2 (/ 1 y)))) 2)) (pow -1 2))) (* 1 (/ (* 1 (pow (* 2 (- (* 2 (/ 1 (sqr y))))) 1)) (pow -1 1)))) 2) into 0
* [misc]backup-simplify:  Simplify (+ (* 1/3 0) (+ (* 0 (/ 2 y)) (* 0 (log -1)))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 1/3 (log -1))) (+ (* (/ (pow (* 2/3 (/ 1 y)) 2) 2)) (* (/ (pow 0 1) 1)))) into (* 2/9 (* (pow -1 1/3) (/ 1 (sqr y))))
* [misc]backup-simplify:  Simplify (/ (+ (* -1 (/ (* (pow (* 1 (* 2/3 (* (pow -1 1/3) (/ 1 y)))) 2)) (pow (pow -1 1/3) 2))) (* 1 (/ (* 1 (pow (* 2 (* 2/9 (* (pow -1 1/3) (/ 1 (sqr y))))) 1)) (pow (pow -1 1/3) 1)))) 2) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (+ (* 0 (/ 2/3 y)) (* 0 (log (pow -1 1/3))))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 3 (log (pow -1 1/3)))) (+ (* (/ (pow (* 2 (/ 1 y)) 2) 2)) (* (/ (pow 0 1) 1)))) into (* 2 (/ -1 (sqr y)))
* [misc]taylor:  Taking taylor expansion of (* 2 (/ -1 (sqr y))) in y
* [misc]taylor:  Taking taylor expansion of 2 in y
* [misc]backup-simplify:  Simplify 2 into 2
* [misc]taylor:  Taking taylor expansion of (/ -1 (sqr 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 (sqr 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 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (/ -1 1) into -1
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 2 0) (+ (* 0 0) (* 0 -1))) 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 (+ (* 2 0) (+ (* 0 0) (* 0 -1))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (+ (* -1 (/ (* (pow (* 1 0) 2)) (pow -1 2))) (* 1 (/ (* 1 (pow (* 2 0) 1)) (pow -1 1)))) 2) into 0
* [misc]backup-simplify:  Simplify (+ (* 1/3 0) (+ (* 0 0) (* 0 (log -1)))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 1/3 (log -1))) (+ (* (/ (pow 0 2) 2)) (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* -1 (/ (* (pow (* 1 0) 2)) (pow (pow -1 1/3) 2))) (* 1 (/ (* 1 (pow (* 2 0) 1)) (pow (pow -1 1/3) 1)))) 2) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (+ (* 0 0) (* 0 (log (pow -1 1/3))))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 3 (log (pow -1 1/3)))) (+ (* (/ (pow 0 2) 2)) (* (/ (pow 0 1) 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 (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (- y)) (+ (* -1 (/ 0 (- y))) (* (- (* 2 (/ 1 y))) (/ 0 (- y))) (* (- (* 2 (/ 1 (sqr y)))) (/ 1 (- y))))) into (- (* 2 (/ 1 (pow y 3))))
* [misc]backup-simplify:  Simplify (/ (+ (* 2 (/ (* (pow (* 1 (- (* 2 (/ 1 y)))) 3)) (pow -1 3))) (* -3 (/ (* (pow (* 1 (- (* 2 (/ 1 y)))) 1) (pow (* 2 (- (* 2 (/ 1 (sqr y))))) 1)) (pow -1 2))) (* 1 (/ (* 1 1 (pow (* 6 (- (* 2 (/ 1 (pow y 3))))) 1)) (pow -1 1)))) 6) into (/ 2/3 (pow y 3))
* [misc]backup-simplify:  Simplify (+ (* 1/3 (/ 2/3 (pow y 3))) (+ (* 0 0) (+ (* 0 (/ 2 y)) (* 0 (log -1))))) into (* 2/9 (/ 1 (pow y 3)))
* [misc]backup-simplify:  Simplify (* (exp (* 1/3 (log -1))) (+ (* (/ (pow (* 2/3 (/ 1 y)) 3) 6)) (* (/ (pow (* 2/3 (/ 1 y)) 1) 1) (/ (pow 0 1) 1)) (* (/ (pow (* 2/9 (/ 1 (pow y 3))) 1) 1)))) into (* 22/81 (* (pow -1 1/3) (/ 1 (pow y 3))))
* [misc]backup-simplify:  Simplify (/ (+ (* 2 (/ (* (pow (* 1 (* 2/3 (* (pow -1 1/3) (/ 1 y)))) 3)) (pow (pow -1 1/3) 3))) (* -3 (/ (* (pow (* 1 (* 2/3 (* (pow -1 1/3) (/ 1 y)))) 1) (pow (* 2 (* 2/9 (* (pow -1 1/3) (/ 1 (sqr y))))) 1)) (pow (pow -1 1/3) 2))) (* 1 (/ (* 1 1 (pow (* 6 (* 22/81 (* (pow -1 1/3) (/ 1 (pow y 3))))) 1)) (pow (pow -1 1/3) 1)))) 6) into (/ 2/9 (pow y 3))
* [misc]backup-simplify:  Simplify (+ (* 3 (/ 2/9 (pow y 3))) (+ (* 0 0) (+ (* 0 (/ 2/3 y)) (* 0 (log (pow -1 1/3)))))) into (* 2/3 (/ 1 (pow y 3)))
* [misc]backup-simplify:  Simplify (* (exp (* 3 (log (pow -1 1/3)))) (+ (* (/ (pow (* 2 (/ 1 y)) 3) 6)) (* (/ (pow (* 2 (/ 1 y)) 1) 1) (/ (pow 0 1) 1)) (* (/ (pow (* 2/3 (/ 1 (pow y 3))) 1) 1)))) into (* 2 (/ -1 (pow y 3)))
* [misc]taylor:  Taking taylor expansion of (* 2 (/ -1 (pow y 3))) in y
* [misc]taylor:  Taking taylor expansion of 2 in y
* [misc]backup-simplify:  Simplify 2 into 2
* [misc]taylor:  Taking taylor expansion of (/ -1 (pow y 3)) in y
* [misc]taylor:  Taking taylor expansion of -1 in y
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]taylor:  Taking taylor expansion of (pow y 3) in y
* [misc]backup-simplify:  Simplify (/ -1 1) into -1
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 2 0) (+ (* 0 0) (+ (* 0 0) (* 0 -1)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (pow (pow -1 1/3) 3) into (pow (pow -1 1/3) 3)
* [misc]approximate:  Taking taylor expansion of (cube (cbrt (/ (+ (/ 1 x) (/ 1 y)) (- (/ 1 x) (/ 1 y))))) in (x y) around 0
* [misc]taylor:  Taking taylor expansion of (cube (cbrt (/ (+ (/ 1 x) (/ 1 y)) (- (/ 1 x) (/ 1 y))))) in y
* [misc]taylor:  Rewrote expression to (pow (cbrt (/ (+ (/ 1 x) (/ 1 y)) (- (/ 1 x) (/ 1 y)))) 3)
* [misc]taylor:  Taking taylor expansion of (exp (* 3 (log (cbrt (/ (+ (/ 1 x) (/ 1 y)) (- (/ 1 x) (/ 1 y))))))) in y
* [misc]taylor:  Taking taylor expansion of (* 3 (log (cbrt (/ (+ (/ 1 x) (/ 1 y)) (- (/ 1 x) (/ 1 y)))))) in y
* [misc]taylor:  Taking taylor expansion of 3 in y
* [misc]backup-simplify:  Simplify 3 into 3
* [misc]taylor:  Taking taylor expansion of (log (cbrt (/ (+ (/ 1 x) (/ 1 y)) (- (/ 1 x) (/ 1 y))))) in y
* [misc]taylor:  Taking taylor expansion of (cbrt (/ (+ (/ 1 x) (/ 1 y)) (- (/ 1 x) (/ 1 y)))) in y
* [misc]taylor:  Rewrote expression to (pow (/ (+ (/ 1 x) (/ 1 y)) (- (/ 1 x) (/ 1 y))) 1/3)
* [misc]taylor:  Taking taylor expansion of (exp (* 1/3 (log (/ (+ (/ 1 x) (/ 1 y)) (- (/ 1 x) (/ 1 y)))))) in y
* [misc]taylor:  Taking taylor expansion of (* 1/3 (log (/ (+ (/ 1 x) (/ 1 y)) (- (/ 1 x) (/ 1 y))))) in y
* [misc]taylor:  Taking taylor expansion of 1/3 in y
* [misc]backup-simplify:  Simplify 1/3 into 1/3
* [misc]taylor:  Taking taylor expansion of (log (/ (+ (/ 1 x) (/ 1 y)) (- (/ 1 x) (/ 1 y)))) in y
* [misc]taylor:  Taking taylor expansion of (/ (+ (/ 1 x) (/ 1 y)) (- (/ 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]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 (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (+ 0 -1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]backup-simplify:  Simplify (log -1) into (log -1)
* [misc]backup-simplify:  Simplify (* 1/3 (log -1)) into (* 1/3 (log -1))
* [misc]backup-simplify:  Simplify (exp (* 1/3 (log -1))) into (pow -1 1/3)
* [misc]backup-simplify:  Simplify (log (pow -1 1/3)) into (log (pow -1 1/3))
* [misc]backup-simplify:  Simplify (* 3 (log (pow -1 1/3))) into (* 3 (log (pow -1 1/3)))
* [misc]backup-simplify:  Simplify (exp (* 3 (log (pow -1 1/3)))) into (pow (pow -1 1/3) 3)
* [misc]taylor:  Taking taylor expansion of (cube (cbrt (/ (+ (/ 1 x) (/ 1 y)) (- (/ 1 x) (/ 1 y))))) in x
* [misc]taylor:  Rewrote expression to (pow (cbrt (/ (+ (/ 1 x) (/ 1 y)) (- (/ 1 x) (/ 1 y)))) 3)
* [misc]taylor:  Taking taylor expansion of (exp (* 3 (log (cbrt (/ (+ (/ 1 x) (/ 1 y)) (- (/ 1 x) (/ 1 y))))))) in x
* [misc]taylor:  Taking taylor expansion of (* 3 (log (cbrt (/ (+ (/ 1 x) (/ 1 y)) (- (/ 1 x) (/ 1 y)))))) in x
* [misc]taylor:  Taking taylor expansion of 3 in x
* [misc]backup-simplify:  Simplify 3 into 3
* [misc]taylor:  Taking taylor expansion of (log (cbrt (/ (+ (/ 1 x) (/ 1 y)) (- (/ 1 x) (/ 1 y))))) in x
* [misc]taylor:  Taking taylor expansion of (cbrt (/ (+ (/ 1 x) (/ 1 y)) (- (/ 1 x) (/ 1 y)))) in x
* [misc]taylor:  Rewrote expression to (pow (/ (+ (/ 1 x) (/ 1 y)) (- (/ 1 x) (/ 1 y))) 1/3)
* [misc]taylor:  Taking taylor expansion of (exp (* 1/3 (log (/ (+ (/ 1 x) (/ 1 y)) (- (/ 1 x) (/ 1 y)))))) in x
* [misc]taylor:  Taking taylor expansion of (* 1/3 (log (/ (+ (/ 1 x) (/ 1 y)) (- (/ 1 x) (/ 1 y))))) in x
* [misc]taylor:  Taking taylor expansion of 1/3 in x
* [misc]backup-simplify:  Simplify 1/3 into 1/3
* [misc]taylor:  Taking taylor expansion of (log (/ (+ (/ 1 x) (/ 1 y)) (- (/ 1 x) (/ 1 y)))) in x
* [misc]taylor:  Taking taylor expansion of (/ (+ (/ 1 x) (/ 1 y)) (- (/ 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]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 0) into 1
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (log 1) into 0
* [misc]backup-simplify:  Simplify (* 1/3 0) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 (/ 1 y)) into (/ 1 y)
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 1 y)) into (- (/ 1 y))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 y))) into (- (/ 1 y))
* [misc]backup-simplify:  Simplify (- (/ (/ 1 y) 1) (+ (* 1 (/ (- (/ 1 y)) 1)))) into (* 2 (/ 1 y))
* [misc]backup-simplify:  Simplify (/ (+ (* 1 (/ (* (pow (* 1 (* 2 (/ 1 y))) 1)) (pow 1 1)))) 1) into (/ 2 y)
* [misc]backup-simplify:  Simplify (+ (* 1/3 (/ 2 y)) (* 0 0)) into (* 2/3 (/ 1 y))
* [misc]backup-simplify:  Simplify (exp 0) into 1
* [misc]backup-simplify:  Simplify (log 1) into 0
* [misc]backup-simplify:  Simplify (* 3 0) into 0
* [misc]backup-simplify:  Simplify (* (exp 0) (+ (* (/ (pow (* 2/3 (/ 1 y)) 1) 1)))) into (/ 2/3 y)
* [misc]backup-simplify:  Simplify (/ (+ (* 1 (/ (* (pow (* 1 (/ 2/3 y)) 1)) (pow 1 1)))) 1) into (/ 2/3 y)
* [misc]backup-simplify:  Simplify (+ (* 3 (/ 2/3 y)) (* 0 0)) into (* 2 (/ 1 y))
* [misc]backup-simplify:  Simplify (exp 0) into 1
* [misc]taylor:  Taking taylor expansion of (cube (cbrt (/ (+ (/ 1 x) (/ 1 y)) (- (/ 1 x) (/ 1 y))))) in x
* [misc]taylor:  Rewrote expression to (pow (cbrt (/ (+ (/ 1 x) (/ 1 y)) (- (/ 1 x) (/ 1 y)))) 3)
* [misc]taylor:  Taking taylor expansion of (exp (* 3 (log (cbrt (/ (+ (/ 1 x) (/ 1 y)) (- (/ 1 x) (/ 1 y))))))) in x
* [misc]taylor:  Taking taylor expansion of (* 3 (log (cbrt (/ (+ (/ 1 x) (/ 1 y)) (- (/ 1 x) (/ 1 y)))))) in x
* [misc]taylor:  Taking taylor expansion of 3 in x
* [misc]backup-simplify:  Simplify 3 into 3
* [misc]taylor:  Taking taylor expansion of (log (cbrt (/ (+ (/ 1 x) (/ 1 y)) (- (/ 1 x) (/ 1 y))))) in x
* [misc]taylor:  Taking taylor expansion of (cbrt (/ (+ (/ 1 x) (/ 1 y)) (- (/ 1 x) (/ 1 y)))) in x
* [misc]taylor:  Rewrote expression to (pow (/ (+ (/ 1 x) (/ 1 y)) (- (/ 1 x) (/ 1 y))) 1/3)
* [misc]taylor:  Taking taylor expansion of (exp (* 1/3 (log (/ (+ (/ 1 x) (/ 1 y)) (- (/ 1 x) (/ 1 y)))))) in x
* [misc]taylor:  Taking taylor expansion of (* 1/3 (log (/ (+ (/ 1 x) (/ 1 y)) (- (/ 1 x) (/ 1 y))))) in x
* [misc]taylor:  Taking taylor expansion of 1/3 in x
* [misc]backup-simplify:  Simplify 1/3 into 1/3
* [misc]taylor:  Taking taylor expansion of (log (/ (+ (/ 1 x) (/ 1 y)) (- (/ 1 x) (/ 1 y)))) in x
* [misc]taylor:  Taking taylor expansion of (/ (+ (/ 1 x) (/ 1 y)) (- (/ 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]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 0) into 1
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (log 1) into 0
* [misc]backup-simplify:  Simplify (* 1/3 0) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 (/ 1 y)) into (/ 1 y)
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 1 y)) into (- (/ 1 y))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 y))) into (- (/ 1 y))
* [misc]backup-simplify:  Simplify (- (/ (/ 1 y) 1) (+ (* 1 (/ (- (/ 1 y)) 1)))) into (* 2 (/ 1 y))
* [misc]backup-simplify:  Simplify (/ (+ (* 1 (/ (* (pow (* 1 (* 2 (/ 1 y))) 1)) (pow 1 1)))) 1) into (/ 2 y)
* [misc]backup-simplify:  Simplify (+ (* 1/3 (/ 2 y)) (* 0 0)) into (* 2/3 (/ 1 y))
* [misc]backup-simplify:  Simplify (exp 0) into 1
* [misc]backup-simplify:  Simplify (log 1) into 0
* [misc]backup-simplify:  Simplify (* 3 0) into 0
* [misc]backup-simplify:  Simplify (* (exp 0) (+ (* (/ (pow (* 2/3 (/ 1 y)) 1) 1)))) into (/ 2/3 y)
* [misc]backup-simplify:  Simplify (/ (+ (* 1 (/ (* (pow (* 1 (/ 2/3 y)) 1)) (pow 1 1)))) 1) into (/ 2/3 y)
* [misc]backup-simplify:  Simplify (+ (* 3 (/ 2/3 y)) (* 0 0)) into (* 2 (/ 1 y))
* [misc]backup-simplify:  Simplify (exp 0) into 1
* [misc]taylor:  Taking taylor expansion of 1 in y
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* (exp 0) (+ (* (/ (pow (* 2 (/ 1 y)) 1) 1)))) into (/ 2 y)
* [misc]taylor:  Taking taylor expansion of (/ 2 y) in y
* [misc]taylor:  Taking taylor expansion of 2 in y
* [misc]backup-simplify:  Simplify 2 into 2
* [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 (/ 2 1) into 2
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* 2 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 y) (/ 0 y)))) 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 y) (/ 0 y)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* 1 (/ 0 1)) (* (* 2 (/ 1 y)) (/ (- (/ 1 y)) 1)))) into (* 2 (/ 1 (sqr y)))
* [misc]backup-simplify:  Simplify (/ (+ (* -1 (/ (* (pow (* 1 (* 2 (/ 1 y))) 2)) (pow 1 2))) (* 1 (/ (* 1 (pow (* 2 (* 2 (/ 1 (sqr y)))) 1)) (pow 1 1)))) 2) into 0
* [misc]backup-simplify:  Simplify (+ (* 1/3 0) (+ (* 0 (/ 2 y)) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (* (exp 0) (+ (* (/ (pow (* 2/3 (/ 1 y)) 2) 2)) (* (/ (pow 0 1) 1)))) into (/ 2/9 (sqr y))
* [misc]backup-simplify:  Simplify (/ (+ (* -1 (/ (* (pow (* 1 (/ 2/3 y)) 2)) (pow 1 2))) (* 1 (/ (* 1 (pow (* 2 (/ 2/9 (sqr y))) 1)) (pow 1 1)))) 2) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (+ (* 0 (/ 2/3 y)) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (* (exp 0) (+ (* (/ (pow (* 2 (/ 1 y)) 2) 2)) (* (/ (pow 0 1) 1)))) into (/ 2 (sqr y))
* [misc]taylor:  Taking taylor expansion of (/ 2 (sqr y)) in y
* [misc]taylor:  Taking taylor expansion of 2 in y
* [misc]backup-simplify:  Simplify 2 into 2
* [misc]taylor:  Taking taylor expansion of (sqr 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 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (/ 2 1) into 2
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* 2 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* 2 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* 2 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 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 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)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* 1 (/ 0 1)) (* (* 2 (/ 1 y)) (/ 0 1)) (* (* 2 (/ 1 (sqr y))) (/ (- (/ 1 y)) 1)))) into (* 2 (/ 1 (pow y 3)))
* [misc]backup-simplify:  Simplify (/ (+ (* 2 (/ (* (pow (* 1 (* 2 (/ 1 y))) 3)) (pow 1 3))) (* -3 (/ (* (pow (* 1 (* 2 (/ 1 y))) 1) (pow (* 2 (* 2 (/ 1 (sqr y)))) 1)) (pow 1 2))) (* 1 (/ (* 1 1 (pow (* 6 (* 2 (/ 1 (pow y 3)))) 1)) (pow 1 1)))) 6) into (/ 2/3 (pow y 3))
* [misc]backup-simplify:  Simplify (+ (* 1/3 (/ 2/3 (pow y 3))) (+ (* 0 0) (+ (* 0 (/ 2 y)) (* 0 0)))) into (* 2/9 (/ 1 (pow y 3)))
* [misc]backup-simplify:  Simplify (* (exp 0) (+ (* (/ (pow (* 2/3 (/ 1 y)) 3) 6)) (* (/ (pow (* 2/3 (/ 1 y)) 1) 1) (/ (pow 0 1) 1)) (* (/ (pow (* 2/9 (/ 1 (pow y 3))) 1) 1)))) into (/ 22/81 (pow y 3))
* [misc]backup-simplify:  Simplify (/ (+ (* 2 (/ (* (pow (* 1 (/ 2/3 y)) 3)) (pow 1 3))) (* -3 (/ (* (pow (* 1 (/ 2/3 y)) 1) (pow (* 2 (/ 2/9 (sqr y))) 1)) (pow 1 2))) (* 1 (/ (* 1 1 (pow (* 6 (/ 22/81 (pow y 3))) 1)) (pow 1 1)))) 6) into (/ 2/9 (pow y 3))
* [misc]backup-simplify:  Simplify (+ (* 3 (/ 2/9 (pow y 3))) (+ (* 0 0) (+ (* 0 (/ 2/3 y)) (* 0 0)))) into (* 2/3 (/ 1 (pow y 3)))
* [misc]backup-simplify:  Simplify (* (exp 0) (+ (* (/ (pow (* 2 (/ 1 y)) 3) 6)) (* (/ (pow (* 2 (/ 1 y)) 1) 1) (/ (pow 0 1) 1)) (* (/ (pow (* 2/3 (/ 1 (pow y 3))) 1) 1)))) into (/ 2 (pow y 3))
* [misc]taylor:  Taking taylor expansion of (/ 2 (pow y 3)) in y
* [misc]taylor:  Taking taylor expansion of 2 in y
* [misc]backup-simplify:  Simplify 2 into 2
* [misc]taylor:  Taking taylor expansion of (pow y 3) in y
* [misc]backup-simplify:  Simplify (/ 2 1) into 2
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* 2 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* 2 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* 2 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]approximate:  Taking taylor expansion of (cube (cbrt (/ (+ (/ 1 (- x)) (/ 1 (- y))) (- (/ 1 (- x)) (/ 1 (- y)))))) in (x y) around 0
* [misc]taylor:  Taking taylor expansion of (cube (cbrt (/ (+ (/ 1 (- x)) (/ 1 (- y))) (- (/ 1 (- x)) (/ 1 (- y)))))) in y
* [misc]taylor:  Rewrote expression to (pow (cbrt (/ (+ (/ 1 (- x)) (/ 1 (- y))) (- (/ 1 (- x)) (/ 1 (- y))))) 3)
* [misc]taylor:  Taking taylor expansion of (exp (* 3 (log (cbrt (/ (+ (/ 1 (- x)) (/ 1 (- y))) (- (/ 1 (- x)) (/ 1 (- y)))))))) in y
* [misc]taylor:  Taking taylor expansion of (* 3 (log (cbrt (/ (+ (/ 1 (- x)) (/ 1 (- y))) (- (/ 1 (- x)) (/ 1 (- y))))))) in y
* [misc]taylor:  Taking taylor expansion of 3 in y
* [misc]backup-simplify:  Simplify 3 into 3
* [misc]taylor:  Taking taylor expansion of (log (cbrt (/ (+ (/ 1 (- x)) (/ 1 (- y))) (- (/ 1 (- x)) (/ 1 (- y)))))) in y
* [misc]taylor:  Taking taylor expansion of (cbrt (/ (+ (/ 1 (- x)) (/ 1 (- y))) (- (/ 1 (- x)) (/ 1 (- y))))) in y
* [misc]taylor:  Rewrote expression to (pow (/ (+ (/ 1 (- x)) (/ 1 (- y))) (- (/ 1 (- x)) (/ 1 (- y)))) 1/3)
* [misc]taylor:  Taking taylor expansion of (exp (* 1/3 (log (/ (+ (/ 1 (- x)) (/ 1 (- y))) (- (/ 1 (- x)) (/ 1 (- y))))))) in y
* [misc]taylor:  Taking taylor expansion of (* 1/3 (log (/ (+ (/ 1 (- x)) (/ 1 (- y))) (- (/ 1 (- x)) (/ 1 (- y)))))) in y
* [misc]taylor:  Taking taylor expansion of 1/3 in y
* [misc]backup-simplify:  Simplify 1/3 into 1/3
* [misc]taylor:  Taking taylor expansion of (log (/ (+ (/ 1 (- x)) (/ 1 (- y))) (- (/ 1 (- x)) (/ 1 (- y))))) in y
* [misc]taylor:  Taking taylor expansion of (/ (+ (/ 1 (- x)) (/ 1 (- y))) (- (/ 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]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 (+ 0 -1) into -1
* [misc]backup-simplify:  Simplify (- -1) into 1
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (/ -1 1) into -1
* [misc]backup-simplify:  Simplify (log -1) into (log -1)
* [misc]backup-simplify:  Simplify (* 1/3 (log -1)) into (* 1/3 (log -1))
* [misc]backup-simplify:  Simplify (exp (* 1/3 (log -1))) into (pow -1 1/3)
* [misc]backup-simplify:  Simplify (log (pow -1 1/3)) into (log (pow -1 1/3))
* [misc]backup-simplify:  Simplify (* 3 (log (pow -1 1/3))) into (* 3 (log (pow -1 1/3)))
* [misc]backup-simplify:  Simplify (exp (* 3 (log (pow -1 1/3)))) into (pow (pow -1 1/3) 3)
* [misc]taylor:  Taking taylor expansion of (cube (cbrt (/ (+ (/ 1 (- x)) (/ 1 (- y))) (- (/ 1 (- x)) (/ 1 (- y)))))) in x
* [misc]taylor:  Rewrote expression to (pow (cbrt (/ (+ (/ 1 (- x)) (/ 1 (- y))) (- (/ 1 (- x)) (/ 1 (- y))))) 3)
* [misc]taylor:  Taking taylor expansion of (exp (* 3 (log (cbrt (/ (+ (/ 1 (- x)) (/ 1 (- y))) (- (/ 1 (- x)) (/ 1 (- y)))))))) in x
* [misc]taylor:  Taking taylor expansion of (* 3 (log (cbrt (/ (+ (/ 1 (- x)) (/ 1 (- y))) (- (/ 1 (- x)) (/ 1 (- y))))))) in x
* [misc]taylor:  Taking taylor expansion of 3 in x
* [misc]backup-simplify:  Simplify 3 into 3
* [misc]taylor:  Taking taylor expansion of (log (cbrt (/ (+ (/ 1 (- x)) (/ 1 (- y))) (- (/ 1 (- x)) (/ 1 (- y)))))) in x
* [misc]taylor:  Taking taylor expansion of (cbrt (/ (+ (/ 1 (- x)) (/ 1 (- y))) (- (/ 1 (- x)) (/ 1 (- y))))) in x
* [misc]taylor:  Rewrote expression to (pow (/ (+ (/ 1 (- x)) (/ 1 (- y))) (- (/ 1 (- x)) (/ 1 (- y)))) 1/3)
* [misc]taylor:  Taking taylor expansion of (exp (* 1/3 (log (/ (+ (/ 1 (- x)) (/ 1 (- y))) (- (/ 1 (- x)) (/ 1 (- y))))))) in x
* [misc]taylor:  Taking taylor expansion of (* 1/3 (log (/ (+ (/ 1 (- x)) (/ 1 (- y))) (- (/ 1 (- x)) (/ 1 (- y)))))) in x
* [misc]taylor:  Taking taylor expansion of 1/3 in x
* [misc]backup-simplify:  Simplify 1/3 into 1/3
* [misc]taylor:  Taking taylor expansion of (log (/ (+ (/ 1 (- x)) (/ 1 (- y))) (- (/ 1 (- x)) (/ 1 (- y))))) in x
* [misc]taylor:  Taking taylor expansion of (/ (+ (/ 1 (- x)) (/ 1 (- y))) (- (/ 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]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 0) into -1
* [misc]backup-simplify:  Simplify (+ -1 0) into -1
* [misc]backup-simplify:  Simplify (/ -1 -1) into 1
* [misc]backup-simplify:  Simplify (log 1) into 0
* [misc]backup-simplify:  Simplify (* 1/3 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 (/ -1 y)) into (- (/ 1 y))
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ -1 y)) into (/ 1 y)
* [misc]backup-simplify:  Simplify (+ 0 (/ 1 y)) into (/ 1 y)
* [misc]backup-simplify:  Simplify (- (/ (- (/ 1 y)) -1) (+ (* 1 (/ (/ 1 y) -1)))) into (* 2 (/ 1 y))
* [misc]backup-simplify:  Simplify (/ (+ (* 1 (/ (* (pow (* 1 (* 2 (/ 1 y))) 1)) (pow 1 1)))) 1) into (/ 2 y)
* [misc]backup-simplify:  Simplify (+ (* 1/3 (/ 2 y)) (* 0 0)) into (* 2/3 (/ 1 y))
* [misc]backup-simplify:  Simplify (exp 0) into 1
* [misc]backup-simplify:  Simplify (log 1) into 0
* [misc]backup-simplify:  Simplify (* 3 0) into 0
* [misc]backup-simplify:  Simplify (* (exp 0) (+ (* (/ (pow (* 2/3 (/ 1 y)) 1) 1)))) into (/ 2/3 y)
* [misc]backup-simplify:  Simplify (/ (+ (* 1 (/ (* (pow (* 1 (/ 2/3 y)) 1)) (pow 1 1)))) 1) into (/ 2/3 y)
* [misc]backup-simplify:  Simplify (+ (* 3 (/ 2/3 y)) (* 0 0)) into (* 2 (/ 1 y))
* [misc]backup-simplify:  Simplify (exp 0) into 1
* [misc]taylor:  Taking taylor expansion of (cube (cbrt (/ (+ (/ 1 (- x)) (/ 1 (- y))) (- (/ 1 (- x)) (/ 1 (- y)))))) in x
* [misc]taylor:  Rewrote expression to (pow (cbrt (/ (+ (/ 1 (- x)) (/ 1 (- y))) (- (/ 1 (- x)) (/ 1 (- y))))) 3)
* [misc]taylor:  Taking taylor expansion of (exp (* 3 (log (cbrt (/ (+ (/ 1 (- x)) (/ 1 (- y))) (- (/ 1 (- x)) (/ 1 (- y)))))))) in x
* [misc]taylor:  Taking taylor expansion of (* 3 (log (cbrt (/ (+ (/ 1 (- x)) (/ 1 (- y))) (- (/ 1 (- x)) (/ 1 (- y))))))) in x
* [misc]taylor:  Taking taylor expansion of 3 in x
* [misc]backup-simplify:  Simplify 3 into 3
* [misc]taylor:  Taking taylor expansion of (log (cbrt (/ (+ (/ 1 (- x)) (/ 1 (- y))) (- (/ 1 (- x)) (/ 1 (- y)))))) in x
* [misc]taylor:  Taking taylor expansion of (cbrt (/ (+ (/ 1 (- x)) (/ 1 (- y))) (- (/ 1 (- x)) (/ 1 (- y))))) in x
* [misc]taylor:  Rewrote expression to (pow (/ (+ (/ 1 (- x)) (/ 1 (- y))) (- (/ 1 (- x)) (/ 1 (- y)))) 1/3)
* [misc]taylor:  Taking taylor expansion of (exp (* 1/3 (log (/ (+ (/ 1 (- x)) (/ 1 (- y))) (- (/ 1 (- x)) (/ 1 (- y))))))) in x
* [misc]taylor:  Taking taylor expansion of (* 1/3 (log (/ (+ (/ 1 (- x)) (/ 1 (- y))) (- (/ 1 (- x)) (/ 1 (- y)))))) in x
* [misc]taylor:  Taking taylor expansion of 1/3 in x
* [misc]backup-simplify:  Simplify 1/3 into 1/3
* [misc]taylor:  Taking taylor expansion of (log (/ (+ (/ 1 (- x)) (/ 1 (- y))) (- (/ 1 (- x)) (/ 1 (- y))))) in x
* [misc]taylor:  Taking taylor expansion of (/ (+ (/ 1 (- x)) (/ 1 (- y))) (- (/ 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]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 0) into -1
* [misc]backup-simplify:  Simplify (+ -1 0) into -1
* [misc]backup-simplify:  Simplify (/ -1 -1) into 1
* [misc]backup-simplify:  Simplify (log 1) into 0
* [misc]backup-simplify:  Simplify (* 1/3 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 (/ -1 y)) into (- (/ 1 y))
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ -1 y)) into (/ 1 y)
* [misc]backup-simplify:  Simplify (+ 0 (/ 1 y)) into (/ 1 y)
* [misc]backup-simplify:  Simplify (- (/ (- (/ 1 y)) -1) (+ (* 1 (/ (/ 1 y) -1)))) into (* 2 (/ 1 y))
* [misc]backup-simplify:  Simplify (/ (+ (* 1 (/ (* (pow (* 1 (* 2 (/ 1 y))) 1)) (pow 1 1)))) 1) into (/ 2 y)
* [misc]backup-simplify:  Simplify (+ (* 1/3 (/ 2 y)) (* 0 0)) into (* 2/3 (/ 1 y))
* [misc]backup-simplify:  Simplify (exp 0) into 1
* [misc]backup-simplify:  Simplify (log 1) into 0
* [misc]backup-simplify:  Simplify (* 3 0) into 0
* [misc]backup-simplify:  Simplify (* (exp 0) (+ (* (/ (pow (* 2/3 (/ 1 y)) 1) 1)))) into (/ 2/3 y)
* [misc]backup-simplify:  Simplify (/ (+ (* 1 (/ (* (pow (* 1 (/ 2/3 y)) 1)) (pow 1 1)))) 1) into (/ 2/3 y)
* [misc]backup-simplify:  Simplify (+ (* 3 (/ 2/3 y)) (* 0 0)) into (* 2 (/ 1 y))
* [misc]backup-simplify:  Simplify (exp 0) into 1
* [misc]taylor:  Taking taylor expansion of 1 in y
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* (exp 0) (+ (* (/ (pow (* 2 (/ 1 y)) 1) 1)))) into (/ 2 y)
* [misc]taylor:  Taking taylor expansion of (/ 2 y) in y
* [misc]taylor:  Taking taylor expansion of 2 in y
* [misc]backup-simplify:  Simplify 2 into 2
* [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 (/ 2 1) into 2
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* 2 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) 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 (- (+ (* (/ -1 y) (/ 0 (- y))))) 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 (- y) into (- y)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 y) (/ 0 (- y))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 -1) (+ (* 1 (/ 0 -1)) (* (* 2 (/ 1 y)) (/ (/ 1 y) -1)))) into (* 2 (/ 1 (sqr y)))
* [misc]backup-simplify:  Simplify (/ (+ (* -1 (/ (* (pow (* 1 (* 2 (/ 1 y))) 2)) (pow 1 2))) (* 1 (/ (* 1 (pow (* 2 (* 2 (/ 1 (sqr y)))) 1)) (pow 1 1)))) 2) into 0
* [misc]backup-simplify:  Simplify (+ (* 1/3 0) (+ (* 0 (/ 2 y)) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (* (exp 0) (+ (* (/ (pow (* 2/3 (/ 1 y)) 2) 2)) (* (/ (pow 0 1) 1)))) into (/ 2/9 (sqr y))
* [misc]backup-simplify:  Simplify (/ (+ (* -1 (/ (* (pow (* 1 (/ 2/3 y)) 2)) (pow 1 2))) (* 1 (/ (* 1 (pow (* 2 (/ 2/9 (sqr y))) 1)) (pow 1 1)))) 2) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (+ (* 0 (/ 2/3 y)) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (* (exp 0) (+ (* (/ (pow (* 2 (/ 1 y)) 2) 2)) (* (/ (pow 0 1) 1)))) into (/ 2 (sqr y))
* [misc]taylor:  Taking taylor expansion of (/ 2 (sqr y)) in y
* [misc]taylor:  Taking taylor expansion of 2 in y
* [misc]backup-simplify:  Simplify 2 into 2
* [misc]taylor:  Taking taylor expansion of (sqr 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 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (/ 2 1) into 2
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* 2 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* 2 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* 2 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) 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 (- (+ (* (/ -1 y) (/ 0 (- y))) (* 0 (/ 0 (- y))))) 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 (- 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 (- (+ (* (/ -1 y) (/ 0 (- y))) (* 0 (/ 0 (- y))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 -1) (+ (* 1 (/ 0 -1)) (* (* 2 (/ 1 y)) (/ 0 -1)) (* (* 2 (/ 1 (sqr y))) (/ (/ 1 y) -1)))) into (* 2 (/ 1 (pow y 3)))
* [misc]backup-simplify:  Simplify (/ (+ (* 2 (/ (* (pow (* 1 (* 2 (/ 1 y))) 3)) (pow 1 3))) (* -3 (/ (* (pow (* 1 (* 2 (/ 1 y))) 1) (pow (* 2 (* 2 (/ 1 (sqr y)))) 1)) (pow 1 2))) (* 1 (/ (* 1 1 (pow (* 6 (* 2 (/ 1 (pow y 3)))) 1)) (pow 1 1)))) 6) into (/ 2/3 (pow y 3))
* [misc]backup-simplify:  Simplify (+ (* 1/3 (/ 2/3 (pow y 3))) (+ (* 0 0) (+ (* 0 (/ 2 y)) (* 0 0)))) into (* 2/9 (/ 1 (pow y 3)))
* [misc]backup-simplify:  Simplify (* (exp 0) (+ (* (/ (pow (* 2/3 (/ 1 y)) 3) 6)) (* (/ (pow (* 2/3 (/ 1 y)) 1) 1) (/ (pow 0 1) 1)) (* (/ (pow (* 2/9 (/ 1 (pow y 3))) 1) 1)))) into (/ 22/81 (pow y 3))
* [misc]backup-simplify:  Simplify (/ (+ (* 2 (/ (* (pow (* 1 (/ 2/3 y)) 3)) (pow 1 3))) (* -3 (/ (* (pow (* 1 (/ 2/3 y)) 1) (pow (* 2 (/ 2/9 (sqr y))) 1)) (pow 1 2))) (* 1 (/ (* 1 1 (pow (* 6 (/ 22/81 (pow y 3))) 1)) (pow 1 1)))) 6) into (/ 2/9 (pow y 3))
* [misc]backup-simplify:  Simplify (+ (* 3 (/ 2/9 (pow y 3))) (+ (* 0 0) (+ (* 0 (/ 2/3 y)) (* 0 0)))) into (* 2/3 (/ 1 (pow y 3)))
* [misc]backup-simplify:  Simplify (* (exp 0) (+ (* (/ (pow (* 2 (/ 1 y)) 3) 6)) (* (/ (pow (* 2 (/ 1 y)) 1) 1) (/ (pow 0 1) 1)) (* (/ (pow (* 2/3 (/ 1 (pow y 3))) 1) 1)))) into (/ 2 (pow y 3))
* [misc]taylor:  Taking taylor expansion of (/ 2 (pow y 3)) in y
* [misc]taylor:  Taking taylor expansion of 2 in y
* [misc]backup-simplify:  Simplify 2 into 2
* [misc]taylor:  Taking taylor expansion of (pow y 3) in y
* [misc]backup-simplify:  Simplify (/ 2 1) into 2
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* 2 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* 2 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* 2 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* * * * [misc]progress:  [ 3 / 3 ] generating series at (2 1 1)
* [misc]approximate:  Taking taylor expansion of (/ (+ x y) (- x y)) in (x y) around 0
* [misc]taylor:  Taking taylor expansion of (/ (+ x y) (- 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]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 0) into x
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ x 0) into x
* [misc]backup-simplify:  Simplify (/ x x) into 1
* [misc]taylor:  Taking taylor expansion of (/ (+ x y) (- 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]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 (+ 0 y) into y
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (+ 0 (- y)) into (- y)
* [misc]backup-simplify:  Simplify (/ y (- y)) into -1
* [misc]taylor:  Taking taylor expansion of (/ (+ x y) (- 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]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 (+ 0 y) into y
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (+ 0 (- y)) into (- y)
* [misc]backup-simplify:  Simplify (/ y (- y)) into -1
* [misc]taylor:  Taking taylor expansion of -1 in y
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (- (/ 1 (- y)) (+ (* -1 (/ 1 (- y))))) into (- (* 2 (/ 1 y)))
* [misc]taylor:  Taking taylor expansion of (- (* 2 (/ 1 y))) in y
* [misc]taylor:  Taking taylor expansion of (* 2 (/ 1 y)) in y
* [misc]taylor:  Taking taylor expansion of 2 in y
* [misc]backup-simplify:  Simplify 2 into 2
* [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 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 2 0) (* 0 1)) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (- y)) (+ (* -1 (/ 0 (- y))) (* (- (* 2 (/ 1 y))) (/ 1 (- y))))) into (- (* 2 (/ 1 (sqr y))))
* [misc]taylor:  Taking taylor expansion of (- (* 2 (/ 1 (sqr y)))) in y
* [misc]taylor:  Taking taylor expansion of (* 2 (/ 1 (sqr y))) in y
* [misc]taylor:  Taking taylor expansion of 2 in y
* [misc]backup-simplify:  Simplify 2 into 2
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr y)) in y
* [misc]taylor:  Taking taylor expansion of (sqr 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 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 2 0) (+ (* 0 0) (* 0 1))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 2 0) (+ (* 0 0) (* 0 1))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (- y)) (+ (* -1 (/ 0 (- y))) (* (- (* 2 (/ 1 y))) (/ 0 (- y))) (* (- (* 2 (/ 1 (sqr y)))) (/ 1 (- y))))) into (- (* 2 (/ 1 (pow y 3))))
* [misc]taylor:  Taking taylor expansion of (- (* 2 (/ 1 (pow y 3)))) in y
* [misc]taylor:  Taking taylor expansion of (* 2 (/ 1 (pow y 3))) in y
* [misc]taylor:  Taking taylor expansion of 2 in y
* [misc]backup-simplify:  Simplify 2 into 2
* [misc]taylor:  Taking taylor expansion of (/ 1 (pow y 3)) in y
* [misc]taylor:  Taking taylor expansion of (pow y 3) in y
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 2 0) (+ (* 0 0) (+ (* 0 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]approximate:  Taking taylor expansion of (/ (+ (/ 1 x) (/ 1 y)) (- (/ 1 x) (/ 1 y))) in (x y) around 0
* [misc]taylor:  Taking taylor expansion of (/ (+ (/ 1 x) (/ 1 y)) (- (/ 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]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 (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (+ 0 -1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ (+ (/ 1 x) (/ 1 y)) (- (/ 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]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 0) into 1
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ (+ (/ 1 x) (/ 1 y)) (- (/ 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]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 0) into 1
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of 1 in y
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 (/ 1 y)) into (/ 1 y)
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 1 y)) into (- (/ 1 y))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 y))) into (- (/ 1 y))
* [misc]backup-simplify:  Simplify (- (/ (/ 1 y) 1) (+ (* 1 (/ (- (/ 1 y)) 1)))) into (* 2 (/ 1 y))
* [misc]taylor:  Taking taylor expansion of (* 2 (/ 1 y)) in y
* [misc]taylor:  Taking taylor expansion of 2 in y
* [misc]backup-simplify:  Simplify 2 into 2
* [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 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 2 0) (* 0 1)) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 y) (/ 0 y)))) 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 y) (/ 0 y)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* 1 (/ 0 1)) (* (* 2 (/ 1 y)) (/ (- (/ 1 y)) 1)))) into (* 2 (/ 1 (sqr y)))
* [misc]taylor:  Taking taylor expansion of (* 2 (/ 1 (sqr y))) in y
* [misc]taylor:  Taking taylor expansion of 2 in y
* [misc]backup-simplify:  Simplify 2 into 2
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr y)) in y
* [misc]taylor:  Taking taylor expansion of (sqr 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 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 2 0) (+ (* 0 0) (* 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 (+ (* 2 0) (+ (* 0 0) (* 0 1))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 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)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* 1 (/ 0 1)) (* (* 2 (/ 1 y)) (/ 0 1)) (* (* 2 (/ 1 (sqr y))) (/ (- (/ 1 y)) 1)))) into (* 2 (/ 1 (pow y 3)))
* [misc]taylor:  Taking taylor expansion of (* 2 (/ 1 (pow y 3))) in y
* [misc]taylor:  Taking taylor expansion of 2 in y
* [misc]backup-simplify:  Simplify 2 into 2
* [misc]taylor:  Taking taylor expansion of (/ 1 (pow y 3)) in y
* [misc]taylor:  Taking taylor expansion of (pow y 3) in y
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 2 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]approximate:  Taking taylor expansion of (/ (+ (/ 1 (- x)) (/ 1 (- y))) (- (/ 1 (- x)) (/ 1 (- y)))) in (x y) around 0
* [misc]taylor:  Taking taylor expansion of (/ (+ (/ 1 (- x)) (/ 1 (- y))) (- (/ 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]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 (+ 0 -1) into -1
* [misc]backup-simplify:  Simplify (- -1) into 1
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (/ -1 1) into -1
* [misc]taylor:  Taking taylor expansion of (/ (+ (/ 1 (- x)) (/ 1 (- y))) (- (/ 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]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 0) into -1
* [misc]backup-simplify:  Simplify (+ -1 0) into -1
* [misc]backup-simplify:  Simplify (/ -1 -1) into 1
* [misc]taylor:  Taking taylor expansion of (/ (+ (/ 1 (- x)) (/ 1 (- y))) (- (/ 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]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 0) into -1
* [misc]backup-simplify:  Simplify (+ -1 0) into -1
* [misc]backup-simplify:  Simplify (/ -1 -1) into 1
* [misc]taylor:  Taking taylor expansion of 1 in y
* [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 (/ -1 y)) into (- (/ 1 y))
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ -1 y)) into (/ 1 y)
* [misc]backup-simplify:  Simplify (+ 0 (/ 1 y)) into (/ 1 y)
* [misc]backup-simplify:  Simplify (- (/ (- (/ 1 y)) -1) (+ (* 1 (/ (/ 1 y) -1)))) into (* 2 (/ 1 y))
* [misc]taylor:  Taking taylor expansion of (* 2 (/ 1 y)) in y
* [misc]taylor:  Taking taylor expansion of 2 in y
* [misc]backup-simplify:  Simplify 2 into 2
* [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 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 2 0) (* 0 1)) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) 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 (- (+ (* (/ -1 y) (/ 0 (- y))))) 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 (- y) into (- y)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 y) (/ 0 (- y))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 -1) (+ (* 1 (/ 0 -1)) (* (* 2 (/ 1 y)) (/ (/ 1 y) -1)))) into (* 2 (/ 1 (sqr y)))
* [misc]taylor:  Taking taylor expansion of (* 2 (/ 1 (sqr y))) in y
* [misc]taylor:  Taking taylor expansion of 2 in y
* [misc]backup-simplify:  Simplify 2 into 2
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr y)) in y
* [misc]taylor:  Taking taylor expansion of (sqr 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 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 2 0) (+ (* 0 0) (* 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 (+ (* 2 0) (+ (* 0 0) (* 0 1))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) 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 (- (+ (* (/ -1 y) (/ 0 (- y))) (* 0 (/ 0 (- y))))) 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 (- 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 (- (+ (* (/ -1 y) (/ 0 (- y))) (* 0 (/ 0 (- y))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 -1) (+ (* 1 (/ 0 -1)) (* (* 2 (/ 1 y)) (/ 0 -1)) (* (* 2 (/ 1 (sqr y))) (/ (/ 1 y) -1)))) into (* 2 (/ 1 (pow y 3)))
* [misc]taylor:  Taking taylor expansion of (* 2 (/ 1 (pow y 3))) in y
* [misc]taylor:  Taking taylor expansion of 2 in y
* [misc]backup-simplify:  Simplify 2 into 2
* [misc]taylor:  Taking taylor expansion of (/ 1 (pow y 3)) in y
* [misc]taylor:  Taking taylor expansion of (pow y 3) in y
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 2 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* * * [misc]progress:  generating rewritten candidates
* * * * [misc]progress:  [ 1 / 3 ] rewriting at (2 1)
* * * * [misc]progress:  [ 2 / 3 ] rewriting at (2)
* * * * [misc]progress:  [ 3 / 3 ] rewriting at (2 1 1)
* * * [misc]progress:  simplifying candidates
* * * * [misc]progress:  [ 1 / 60 ] simplifiying candidate #<alt-event (λ (x y) (cube (pow -1 1/3)))>
* [enter]simplify:  Simplifying (cube (pow -1 1/3))
* * [misc]simplify:  iters left: 2 (4 enodes)
* * [misc]simplify:  iters left: 1 (7 enodes)
* [exit]simplify:  Simplified to -1
* * * * [misc]progress:  [ 2 / 60 ] simplifiying candidate #<alt-event (λ (x y) (cube 1))>
* [enter]simplify:  Simplifying (cube 1)
* * [misc]simplify:  iters left: 1 (2 enodes)
* [exit]simplify:  Simplified to (cube 1)
* * * * [misc]progress:  [ 3 / 60 ] simplifiying candidate #<alt-event (λ (x y) (cube 1))>
* [enter]simplify:  Simplifying (cube 1)
* * [misc]simplify:  iters left: 1 (2 enodes)
* [exit]simplify:  Simplified to (cube 1)
* * * * [misc]progress:  [ 4 / 60 ] simplifiying candidate #<alt-event (λ (x y) (pow (pow -1 1/3) 3))>
* [enter]simplify:  Simplifying (pow (pow -1 1/3) 3)
* * [misc]simplify:  iters left: 2 (5 enodes)
* * [misc]simplify:  iters left: 1 (7 enodes)
* [exit]simplify:  Simplified to -1
* * * * [misc]progress:  [ 5 / 60 ] simplifiying candidate #<alt-event (λ (x y) 1)>
* [enter]simplify:  Simplifying 1
* * [misc]simplify:  iters left: 0 (1 enodes)
* [exit]simplify:  Simplified to 1
* * * * [misc]progress:  [ 6 / 60 ] simplifiying candidate #<alt-event (λ (x y) 1)>
* [enter]simplify:  Simplifying 1
* * [misc]simplify:  iters left: 0 (1 enodes)
* [exit]simplify:  Simplified to 1
* * * * [misc]progress:  [ 7 / 60 ] simplifiying candidate #<alt-event (λ (x y) (cube (cbrt -1)))>
* [enter]simplify:  Simplifying (cube (cbrt -1))
* * [misc]simplify:  iters left: 2 (3 enodes)
* * [misc]simplify:  iters left: 1 (5 enodes)
* [exit]simplify:  Simplified to -1
* * * * [misc]progress:  [ 8 / 60 ] simplifiying candidate #<alt-event (λ (x y) (cube (cbrt 1)))>
* [enter]simplify:  Simplifying (cube (cbrt 1))
* * [misc]simplify:  iters left: 2 (3 enodes)
* * [misc]simplify:  iters left: 1 (7 enodes)
* [exit]simplify:  Simplified to 1
* * * * [misc]progress:  [ 9 / 60 ] simplifiying candidate #<alt-event (λ (x y) (cube (cbrt 1)))>
* [enter]simplify:  Simplifying (cube (cbrt 1))
* * [misc]simplify:  iters left: 2 (3 enodes)
* * [misc]simplify:  iters left: 1 (7 enodes)
* [exit]simplify:  Simplified to 1
* * * * [misc]progress:  [ 10 / 60 ] simplifiying candidate #<alt-delta (λ (x y) (cube (pow (/ (+ x y) (- x y)) 1/3)))>
* * * * [misc]progress:  [ 11 / 60 ] simplifiying candidate #<alt-delta (λ (x y) (cube (pow (cbrt (/ (+ x y) (- x y))) 1)))>
* * * * [misc]progress:  [ 12 / 60 ] simplifiying candidate #<alt-delta (λ (x y) (cube (exp (log (cbrt (/ (+ x y) (- x y)))))))>
* [enter]simplify:  Simplifying (log (cbrt (/ (+ x y) (- x y))))
* * [misc]simplify:  iters left: 6 (7 enodes)
* * [misc]simplify:  iters left: 5 (8 enodes)
* [exit]simplify:  Simplified to (log (cbrt (/ (+ x y) (- x y))))
* [exit]simplify:  Simplified to (log (cbrt (/ (+ x y) (- x y))))
* * * * [misc]progress:  [ 13 / 60 ] simplifiying candidate #<alt-delta (λ (x y) (cube (log (exp (cbrt (/ (+ x y) (- x y)))))))>
* [enter]simplify:  Simplifying (exp (cbrt (/ (+ x y) (- x y))))
* * [misc]simplify:  iters left: 6 (7 enodes)
* * [misc]simplify:  iters left: 5 (8 enodes)
* [exit]simplify:  Simplified to (exp (cbrt (/ (+ x y) (- x y))))
* [exit]simplify:  Simplified to (exp (cbrt (/ (+ x y) (- x y))))
* * * * [misc]progress:  [ 14 / 60 ] simplifiying candidate #<alt-delta (λ (x y) (cube (* (cbrt (/ 1 1)) (cbrt (/ (+ x y) (- x y))))))>
* [enter]simplify:  Simplifying (cbrt (/ 1 1))
* * [misc]simplify:  iters left: 3 (3 enodes)
* * [misc]simplify:  iters left: 2 (5 enodes)
* [exit]simplify:  Simplified to (cbrt 1)
* [exit]simplify:  Simplified to (cbrt 1)
* [enter]simplify:  Simplifying (cbrt (/ (+ x y) (- x y)))
* * [misc]simplify:  iters left: 5 (6 enodes)
* * [misc]simplify:  iters left: 4 (7 enodes)
* [exit]simplify:  Simplified to (cbrt (/ (+ x y) (- x y)))
* [exit]simplify:  Simplified to (cbrt (/ (+ x y) (- x y)))
* * * * [misc]progress:  [ 15 / 60 ] simplifiying candidate #<alt-delta (λ (x y) (cube (* (cbrt 1) (cbrt (/ (+ x y) (- x y))))))>
* [enter]simplify:  Simplifying (cbrt 1)
* * [misc]simplify:  iters left: 1 (2 enodes)
* [exit]simplify:  Simplified to (cbrt 1)
* [exit]simplify:  Simplified to (cbrt 1)
* [enter]simplify:  Simplifying (cbrt (/ (+ x y) (- x y)))
* * [misc]simplify:  iters left: 5 (6 enodes)
* * [misc]simplify:  iters left: 4 (7 enodes)
* [exit]simplify:  Simplified to (cbrt (/ (+ x y) (- x y)))
* [exit]simplify:  Simplified to (cbrt (/ (+ x y) (- x y)))
* * * * [misc]progress:  [ 16 / 60 ] simplifiying candidate #<alt-delta (λ (x y) (cube (* (cbrt (+ x y)) (cbrt (/ 1 (- x y))))))>
* [enter]simplify:  Simplifying (cbrt (+ x y))
* * [misc]simplify:  iters left: 3 (4 enodes)
* * [misc]simplify:  iters left: 2 (5 enodes)
* [exit]simplify:  Simplified to (cbrt (+ x y))
* [exit]simplify:  Simplified to (cbrt (+ x y))
* [enter]simplify:  Simplifying (cbrt (/ 1 (- x y)))
* * [misc]simplify:  iters left: 5 (6 enodes)
* * [misc]simplify:  iters left: 4 (8 enodes)
* [exit]simplify:  Simplified to (cbrt (/ 1 (- x y)))
* [exit]simplify:  Simplified to (cbrt (/ 1 (- x y)))
* * * * [misc]progress:  [ 17 / 60 ] simplifiying candidate #<alt-delta (λ (x y) (cube (* (cbrt (/ (+ x y) (- (pow x 3) (pow y 3)))) (cbrt (+ (sqr x) (+ (sqr y) (* x y)))))))>
* [enter]simplify:  Simplifying (cbrt (/ (+ x y) (- (pow x 3) (pow y 3))))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (12 enodes)
* * [misc]simplify:  iters left: 4 (16 enodes)
* * [misc]simplify:  iters left: 3 (20 enodes)
* [exit]simplify:  Simplified to (cbrt (/ (+ x y) (- (cube x) (cube y))))
* [exit]simplify:  Simplified to (cbrt (/ (+ x y) (- (cube x) (cube y))))
* [enter]simplify:  Simplifying (cbrt (+ (sqr x) (+ (sqr y) (* x y))))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (14 enodes)
* * [misc]simplify:  iters left: 4 (21 enodes)
* * [misc]simplify:  iters left: 3 (25 enodes)
* * [misc]simplify:  iters left: 2 (27 enodes)
* * [misc]simplify:  iters left: 1 (29 enodes)
* [exit]simplify:  Simplified to (cbrt (+ (sqr x) (* y (+ y x))))
* [exit]simplify:  Simplified to (cbrt (+ (sqr x) (* y (+ y x))))
* * * * [misc]progress:  [ 18 / 60 ] simplifiying candidate #<alt-delta (λ (x y) (cube (* (cbrt (/ (+ x y) (- (sqr x) (sqr y)))) (cbrt (+ x y)))))>
* [enter]simplify:  Simplifying (cbrt (/ (+ x y) (- (sqr x) (sqr y))))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (13 enodes)
* * [misc]simplify:  iters left: 4 (16 enodes)
* * [misc]simplify:  iters left: 3 (25 enodes)
* * [misc]simplify:  iters left: 2 (27 enodes)
* [exit]simplify:  Simplified to (cbrt (/ 1 (- x y)))
* [exit]simplify:  Simplified to (cbrt (/ 1 (- x y)))
* [enter]simplify:  Simplifying (cbrt (+ x y))
* * [misc]simplify:  iters left: 3 (4 enodes)
* * [misc]simplify:  iters left: 2 (5 enodes)
* [exit]simplify:  Simplified to (cbrt (+ x y))
* [exit]simplify:  Simplified to (cbrt (+ x y))
* * * * [misc]progress:  [ 19 / 60 ] simplifiying candidate #<alt-delta (λ (x y) (cube (/ (cbrt (+ x y)) (cbrt (- x y)))))>
* [enter]simplify:  Simplifying (cbrt (+ x y))
* * [misc]simplify:  iters left: 3 (4 enodes)
* * [misc]simplify:  iters left: 2 (5 enodes)
* [exit]simplify:  Simplified to (cbrt (+ x y))
* [exit]simplify:  Simplified to (cbrt (+ x y))
* [enter]simplify:  Simplifying (cbrt (- x y))
* * [misc]simplify:  iters left: 3 (4 enodes)
* [exit]simplify:  Simplified to (cbrt (- x y))
* [exit]simplify:  Simplified to (cbrt (- x y))
* * * * [misc]progress:  [ 20 / 60 ] simplifiying candidate #<alt-delta (λ (x y) (cube (cube (cbrt (cbrt (/ (+ x y) (- x y)))))))>
* [enter]simplify:  Simplifying (cbrt (cbrt (/ (+ x y) (- x y))))
* * [misc]simplify:  iters left: 6 (7 enodes)
* * [misc]simplify:  iters left: 5 (8 enodes)
* [exit]simplify:  Simplified to (cbrt (cbrt (/ (+ x y) (- x y))))
* [exit]simplify:  Simplified to (cbrt (cbrt (/ (+ x y) (- x y))))
* * * * [misc]progress:  [ 21 / 60 ] simplifiying candidate #<alt-delta (λ (x y) (cube (cbrt (cube (cbrt (/ (+ x y) (- x y)))))))>
* [enter]simplify:  Simplifying (cube (cbrt (/ (+ x y) (- x y))))
* * [misc]simplify:  iters left: 6 (7 enodes)
* * [misc]simplify:  iters left: 5 (10 enodes)
* * [misc]simplify:  iters left: 4 (12 enodes)
* [exit]simplify:  Simplified to (/ (+ x y) (- x y))
* [exit]simplify:  Simplified to (/ (+ x y) (- x y))
* * * * [misc]progress:  [ 22 / 60 ] simplifiying candidate #<alt-delta (λ (x y) (cube (sqr (sqrt (cbrt (/ (+ x y) (- x y)))))))>
* [enter]simplify:  Simplifying (sqrt (cbrt (/ (+ x y) (- x y))))
* * [misc]simplify:  iters left: 6 (7 enodes)
* * [misc]simplify:  iters left: 5 (8 enodes)
* [exit]simplify:  Simplified to (sqrt (cbrt (/ (+ x y) (- x y))))
* [exit]simplify:  Simplified to (sqrt (cbrt (/ (+ x y) (- x y))))
* * * * [misc]progress:  [ 23 / 60 ] simplifiying candidate #<alt-delta (λ (x y) (cube (* 1 (cbrt (/ (+ x y) (- x y))))))>
* * * * [misc]progress:  [ 24 / 60 ] simplifiying candidate #<alt-delta (λ (x y) (pow (cbrt (/ (+ x y) (- x y))) 3))>
* * * * [misc]progress:  [ 25 / 60 ] simplifiying candidate #<alt-delta (λ (x y) (pow (cube (cbrt (/ (+ x y) (- x y)))) 1))>
* * * * [misc]progress:  [ 26 / 60 ] simplifiying candidate #<alt-delta (λ (x y) (exp (log (cube (cbrt (/ (+ x y) (- x y)))))))>
* [enter]simplify:  Simplifying (log (cube (cbrt (/ (+ x y) (- x y)))))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (11 enodes)
* * [misc]simplify:  iters left: 4 (19 enodes)
* * [misc]simplify:  iters left: 3 (21 enodes)
* * [misc]simplify:  iters left: 2 (23 enodes)
* * [misc]simplify:  iters left: 1 (27 enodes)
* [exit]simplify:  Simplified to (log (/ (+ x y) (- x y)))
* [exit]simplify:  Simplified to (log (/ (+ x y) (- x y)))
* * * * [misc]progress:  [ 27 / 60 ] simplifiying candidate #<alt-delta (λ (x y) (log (exp (cube (cbrt (/ (+ x y) (- x y)))))))>
* [enter]simplify:  Simplifying (exp (cube (cbrt (/ (+ x y) (- x y)))))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (11 enodes)
* * [misc]simplify:  iters left: 4 (15 enodes)
* [exit]simplify:  Simplified to (exp (/ (+ x y) (- x y)))
* [exit]simplify:  Simplified to (exp (/ (+ x y) (- x y)))
* * * * [misc]progress:  [ 28 / 60 ] simplifiying candidate #<alt-delta (λ (x y) (cube (cbrt (cube (cbrt (/ (+ x y) (- x y)))))))>
* [enter]simplify:  Simplifying (cbrt (cube (cbrt (/ (+ x y) (- x y)))))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (11 enodes)
* * [misc]simplify:  iters left: 4 (16 enodes)
* * [misc]simplify:  iters left: 3 (20 enodes)
* [exit]simplify:  Simplified to (cbrt (/ (+ x y) (- x y)))
* [exit]simplify:  Simplified to (cbrt (/ (+ x y) (- x y)))
* * * * [misc]progress:  [ 29 / 60 ] simplifiying candidate #<alt-delta (λ (x y) (cbrt (cube (cube (cbrt (/ (+ x y) (- x y)))))))>
* [enter]simplify:  Simplifying (cube (cube (cbrt (/ (+ x y) (- x y)))))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (13 enodes)
* * [misc]simplify:  iters left: 4 (26 enodes)
* * [misc]simplify:  iters left: 3 (56 enodes)
* * [misc]simplify:  iters left: 2 (104 enodes)
* * [misc]simplify:  iters left: 1 (206 enodes)
* [exit]simplify:  Simplified to (cube (/ (+ x y) (- x y)))
* [exit]simplify:  Simplified to (cube (/ (+ x y) (- x y)))
* * * * [misc]progress:  [ 30 / 60 ] simplifiying candidate #<alt-delta (λ (x y) (* (cube (cbrt (/ 1 1))) (cube (cbrt (/ (+ x y) (- x y))))))>
* [enter]simplify:  Simplifying (cube (cbrt (/ 1 1)))
* * [misc]simplify:  iters left: 4 (4 enodes)
* * [misc]simplify:  iters left: 3 (8 enodes)
* * [misc]simplify:  iters left: 2 (9 enodes)
* [exit]simplify:  Simplified to 1
* [exit]simplify:  Simplified to 1
* [enter]simplify:  Simplifying (cube (cbrt (/ (+ x y) (- x y))))
* * [misc]simplify:  iters left: 6 (7 enodes)
* * [misc]simplify:  iters left: 5 (10 enodes)
* * [misc]simplify:  iters left: 4 (12 enodes)
* [exit]simplify:  Simplified to (/ (+ x y) (- x y))
* [exit]simplify:  Simplified to (/ (+ x y) (- x y))
* * * * [misc]progress:  [ 31 / 60 ] simplifiying candidate #<alt-delta (λ (x y) (* (cube (cbrt 1)) (cube (cbrt (/ (+ x y) (- x y))))))>
* [enter]simplify:  Simplifying (cube (cbrt 1))
* * [misc]simplify:  iters left: 2 (3 enodes)
* * [misc]simplify:  iters left: 1 (7 enodes)
* [exit]simplify:  Simplified to 1
* [exit]simplify:  Simplified to 1
* [enter]simplify:  Simplifying (cube (cbrt (/ (+ x y) (- x y))))
* * [misc]simplify:  iters left: 6 (7 enodes)
* * [misc]simplify:  iters left: 5 (10 enodes)
* * [misc]simplify:  iters left: 4 (12 enodes)
* [exit]simplify:  Simplified to (/ (+ x y) (- x y))
* [exit]simplify:  Simplified to (/ (+ x y) (- x y))
* * * * [misc]progress:  [ 32 / 60 ] simplifiying candidate #<alt-delta (λ (x y) (* (cube (cbrt (+ x y))) (cube (cbrt (/ 1 (- x y))))))>
* [enter]simplify:  Simplifying (cube (cbrt (+ x y)))
* * [misc]simplify:  iters left: 4 (5 enodes)
* * [misc]simplify:  iters left: 3 (8 enodes)
* * [misc]simplify:  iters left: 2 (10 enodes)
* [exit]simplify:  Simplified to (+ x y)
* [exit]simplify:  Simplified to (+ x y)
* [enter]simplify:  Simplifying (cube (cbrt (/ 1 (- x y))))
* * [misc]simplify:  iters left: 6 (7 enodes)
* * [misc]simplify:  iters left: 5 (11 enodes)
* * [misc]simplify:  iters left: 4 (13 enodes)
* [exit]simplify:  Simplified to (/ 1 (- x y))
* [exit]simplify:  Simplified to (/ 1 (- x y))
* * * * [misc]progress:  [ 33 / 60 ] simplifiying candidate #<alt-delta (λ (x y) (* (cube (cbrt (/ (+ x y) (- (pow x 3) (pow y 3))))) (cube (cbrt (+ (sqr x) (+ (sqr y) (* x y)))))))>
* [enter]simplify:  Simplifying (cube (cbrt (/ (+ x y) (- (pow x 3) (pow y 3)))))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (15 enodes)
* * [misc]simplify:  iters left: 4 (21 enodes)
* * [misc]simplify:  iters left: 3 (25 enodes)
* [exit]simplify:  Simplified to (/ (+ x y) (- (cube x) (cube y)))
* [exit]simplify:  Simplified to (/ (+ x y) (- (cube x) (cube y)))
* [enter]simplify:  Simplifying (cube (cbrt (+ (sqr x) (+ (sqr y) (* x y)))))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (17 enodes)
* * [misc]simplify:  iters left: 4 (26 enodes)
* * [misc]simplify:  iters left: 3 (30 enodes)
* * [misc]simplify:  iters left: 2 (32 enodes)
* * [misc]simplify:  iters left: 1 (34 enodes)
* [exit]simplify:  Simplified to (+ (sqr x) (* y (+ y x)))
* [exit]simplify:  Simplified to (+ (sqr x) (* y (+ y x)))
* * * * [misc]progress:  [ 34 / 60 ] simplifiying candidate #<alt-delta (λ (x y) (* (cube (cbrt (/ (+ x y) (- (sqr x) (sqr y))))) (cube (cbrt (+ x y)))))>
* [enter]simplify:  Simplifying (cube (cbrt (/ (+ x y) (- (sqr x) (sqr y)))))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (16 enodes)
* * [misc]simplify:  iters left: 4 (21 enodes)
* * [misc]simplify:  iters left: 3 (30 enodes)
* * [misc]simplify:  iters left: 2 (32 enodes)
* [exit]simplify:  Simplified to (/ 1 (- x y))
* [exit]simplify:  Simplified to (/ 1 (- x y))
* [enter]simplify:  Simplifying (cube (cbrt (+ x y)))
* * [misc]simplify:  iters left: 4 (5 enodes)
* * [misc]simplify:  iters left: 3 (8 enodes)
* * [misc]simplify:  iters left: 2 (10 enodes)
* [exit]simplify:  Simplified to (+ x y)
* [exit]simplify:  Simplified to (+ x y)
* * * * [misc]progress:  [ 35 / 60 ] simplifiying candidate #<alt-delta (λ (x y) (* (cube 1) (cube (cbrt (/ (+ x y) (- x y))))))>
* [enter]simplify:  Simplifying (cube 1)
* * [misc]simplify:  iters left: 1 (2 enodes)
* [exit]simplify:  Simplified to (cube 1)
* [exit]simplify:  Simplified to (cube 1)
* [enter]simplify:  Simplifying (cube (cbrt (/ (+ x y) (- x y))))
* * [misc]simplify:  iters left: 6 (7 enodes)
* * [misc]simplify:  iters left: 5 (10 enodes)
* * [misc]simplify:  iters left: 4 (12 enodes)
* [exit]simplify:  Simplified to (/ (+ x y) (- x y))
* [exit]simplify:  Simplified to (/ (+ x y) (- x y))
* * * * [misc]progress:  [ 36 / 60 ] simplifiying candidate #<alt-delta (λ (x y) (/ (cube (cbrt (+ x y))) (cube (cbrt (- x y)))))>
* [enter]simplify:  Simplifying (cube (cbrt (+ x y)))
* * [misc]simplify:  iters left: 4 (5 enodes)
* * [misc]simplify:  iters left: 3 (8 enodes)
* * [misc]simplify:  iters left: 2 (10 enodes)
* [exit]simplify:  Simplified to (+ x y)
* [exit]simplify:  Simplified to (+ x y)
* [enter]simplify:  Simplifying (cube (cbrt (- x y)))
* * [misc]simplify:  iters left: 4 (5 enodes)
* * [misc]simplify:  iters left: 3 (7 enodes)
* * [misc]simplify:  iters left: 2 (9 enodes)
* [exit]simplify:  Simplified to (- x y)
* [exit]simplify:  Simplified to (- x y)
* * * * [misc]progress:  [ 37 / 60 ] simplifiying candidate #<alt-delta (λ (x y) (* (cbrt (/ (+ x y) (- x y))) (* (cbrt (/ (+ x y) (- x y))) (cbrt (/ (+ x y) (- x y))))))>
* [enter]simplify:  Simplifying (* (cbrt (/ (+ x y) (- x y))) (cbrt (/ (+ x y) (- x y))))
* * [misc]simplify:  iters left: 6 (7 enodes)
* * [misc]simplify:  iters left: 5 (9 enodes)
* [exit]simplify:  Simplified to (sqr (cbrt (/ (+ x y) (- x y))))
* [exit]simplify:  Simplified to (sqr (cbrt (/ (+ x y) (- x y))))
* * * * [misc]progress:  [ 38 / 60 ] simplifiying candidate #<alt-delta (λ (x y) (sqr (sqrt (cube (cbrt (/ (+ x y) (- x y)))))))>
* [enter]simplify:  Simplifying (sqrt (cube (cbrt (/ (+ x y) (- x y)))))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (11 enodes)
* * [misc]simplify:  iters left: 4 (13 enodes)
* [exit]simplify:  Simplified to (sqrt (/ (+ x y) (- x y)))
* [exit]simplify:  Simplified to (sqrt (/ (+ x y) (- x y)))
* * * * [misc]progress:  [ 39 / 60 ] simplifiying candidate #<alt-delta (λ (x y) (* 1 (cube (cbrt (/ (+ x y) (- x y))))))>
* * * * [misc]progress:  [ 40 / 60 ] simplifiying candidate #<alt-delta (λ (x y) (cube (cbrt (pow (/ (+ x y) (- x y)) 1))))>
* * * * [misc]progress:  [ 41 / 60 ] simplifiying candidate #<alt-delta (λ (x y) (cube (cbrt (exp (- (log (+ x y)) (log (- x y)))))))>
* [enter]simplify:  Simplifying (- (log (+ x y)) (log (- x y)))
* * [misc]simplify:  iters left: 5 (7 enodes)
* * [misc]simplify:  iters left: 4 (8 enodes)
* [exit]simplify:  Simplified to (- (log (+ x y)) (log (- x y)))
* [exit]simplify:  Simplified to (- (log (+ x y)) (log (- x y)))
* * * * [misc]progress:  [ 42 / 60 ] simplifiying candidate #<alt-delta (λ (x y) (cube (cbrt (exp (log (/ (+ x y) (- x y)))))))>
* [enter]simplify:  Simplifying (log (/ (+ x y) (- x y)))
* * [misc]simplify:  iters left: 5 (6 enodes)
* * [misc]simplify:  iters left: 4 (10 enodes)
* [exit]simplify:  Simplified to (log (/ (+ x y) (- x y)))
* [exit]simplify:  Simplified to (log (/ (+ x y) (- x y)))
* * * * [misc]progress:  [ 43 / 60 ] simplifiying candidate #<alt-delta (λ (x y) (cube (cbrt (log (exp (/ (+ x y) (- x y)))))))>
* [enter]simplify:  Simplifying (exp (/ (+ x y) (- x y)))
* * [misc]simplify:  iters left: 5 (6 enodes)
* * [misc]simplify:  iters left: 4 (7 enodes)
* [exit]simplify:  Simplified to (exp (/ (+ x y) (- x y)))
* [exit]simplify:  Simplified to (exp (/ (+ x y) (- x y)))
* * * * [misc]progress:  [ 44 / 60 ] simplifiying candidate #<alt-delta (λ (x y) (cube (cbrt (cbrt (/ (cube (+ x y)) (cube (- x y)))))))>
* [enter]simplify:  Simplifying (/ (cube (+ x y)) (cube (- x y)))
* * [misc]simplify:  iters left: 5 (7 enodes)
* * [misc]simplify:  iters left: 4 (12 enodes)
* * [misc]simplify:  iters left: 3 (27 enodes)
* * [misc]simplify:  iters left: 2 (73 enodes)
* * [misc]simplify:  iters left: 1 (167 enodes)
* [exit]simplify:  Simplified to (cube (/ (+ x y) (- x y)))
* [exit]simplify:  Simplified to (cube (/ (+ x y) (- x y)))
* * * * [misc]progress:  [ 45 / 60 ] simplifiying candidate #<alt-delta (λ (x y) (cube (cbrt (cube (cbrt (/ (+ x y) (- x y)))))))>
* [enter]simplify:  Simplifying (cbrt (/ (+ x y) (- x y)))
* * [misc]simplify:  iters left: 5 (6 enodes)
* * [misc]simplify:  iters left: 4 (7 enodes)
* [exit]simplify:  Simplified to (cbrt (/ (+ x y) (- x y)))
* [exit]simplify:  Simplified to (cbrt (/ (+ x y) (- x y)))
* * * * [misc]progress:  [ 46 / 60 ] simplifiying candidate #<alt-delta (λ (x y) (cube (cbrt (cbrt (cube (/ (+ x y) (- x y)))))))>
* [enter]simplify:  Simplifying (cube (/ (+ x y) (- x y)))
* * [misc]simplify:  iters left: 5 (6 enodes)
* * [misc]simplify:  iters left: 4 (12 enodes)
* * [misc]simplify:  iters left: 3 (22 enodes)
* * [misc]simplify:  iters left: 2 (44 enodes)
* * [misc]simplify:  iters left: 1 (103 enodes)
* [exit]simplify:  Simplified to (cube (/ (+ x y) (- x y)))
* [exit]simplify:  Simplified to (cube (/ (+ x y) (- x y)))
* * * * [misc]progress:  [ 47 / 60 ] simplifiying candidate #<alt-delta (λ (x y) (cube (cbrt (cube (/ (cbrt (+ x y)) (cbrt (- x y)))))))>
* [enter]simplify:  Simplifying (/ (cbrt (+ x y)) (cbrt (- x y)))
* * [misc]simplify:  iters left: 5 (7 enodes)
* * [misc]simplify:  iters left: 4 (8 enodes)
* [exit]simplify:  Simplified to (/ (cbrt (+ x y)) (cbrt (- x y)))
* [exit]simplify:  Simplified to (/ (cbrt (+ x y)) (cbrt (- x y)))
* * * * [misc]progress:  [ 48 / 60 ] simplifiying candidate #<alt-delta (λ (x y) (cube (cbrt (sqr (sqrt (/ (+ x y) (- x y)))))))>
* [enter]simplify:  Simplifying (sqrt (/ (+ x y) (- x y)))
* * [misc]simplify:  iters left: 5 (6 enodes)
* * [misc]simplify:  iters left: 4 (7 enodes)
* [exit]simplify:  Simplified to (sqrt (/ (+ x y) (- x y)))
* [exit]simplify:  Simplified to (sqrt (/ (+ x y) (- x y)))
* * * * [misc]progress:  [ 49 / 60 ] simplifiying candidate #<alt-delta (λ (x y) (cube (cbrt (sqr (/ (sqrt (+ x y)) (sqrt (- x y)))))))>
* [enter]simplify:  Simplifying (/ (sqrt (+ x y)) (sqrt (- x y)))
* * [misc]simplify:  iters left: 5 (7 enodes)
* * [misc]simplify:  iters left: 4 (8 enodes)
* [exit]simplify:  Simplified to (/ (sqrt (+ x y)) (sqrt (- x y)))
* [exit]simplify:  Simplified to (/ (sqrt (+ x y)) (sqrt (- x y)))
* * * * [misc]progress:  [ 50 / 60 ] simplifiying candidate #<alt-delta (λ (x y) (cube (cbrt (/ (- (+ x y)) (- (- x y))))))>
* [enter]simplify:  Simplifying (- (+ x y))
* * [misc]simplify:  iters left: 4 (4 enodes)
* * [misc]simplify:  iters left: 3 (8 enodes)
* * [misc]simplify:  iters left: 2 (9 enodes)
* [exit]simplify:  Simplified to (- (+ x y))
* [exit]simplify:  Simplified to (- (+ x y))
* [enter]simplify:  Simplifying (- (- x y))
* * [misc]simplify:  iters left: 4 (4 enodes)
* [exit]simplify:  Simplified to (- (- x y))
* [exit]simplify:  Simplified to (- (- x y))
* * * * [misc]progress:  [ 51 / 60 ] simplifiying candidate #<alt-delta (λ (x y) (cube (cbrt (* (/ 1 1) (/ (+ x y) (- x y))))))>
* [enter]simplify:  Simplifying (/ 1 1)
* * [misc]simplify:  iters left: 2 (2 enodes)
* * [misc]simplify:  iters left: 1 (4 enodes)
* [exit]simplify:  Simplified to 1
* [exit]simplify:  Simplified to 1
* [enter]simplify:  Simplifying (/ (+ x y) (- x y))
* * [misc]simplify:  iters left: 4 (5 enodes)
* * [misc]simplify:  iters left: 3 (6 enodes)
* [exit]simplify:  Simplified to (/ (+ x y) (- x y))
* [exit]simplify:  Simplified to (/ (+ x y) (- x y))
* * * * [misc]progress:  [ 52 / 60 ] simplifiying candidate #<alt-delta (λ (x y) (cube (cbrt (* 1 (/ (+ x y) (- x y))))))>
* * * * [misc]progress:  [ 53 / 60 ] simplifiying candidate #<alt-delta (λ (x y) (cube (cbrt (* (+ x y) (/ 1 (- x y))))))>
* [enter]simplify:  Simplifying (/ 1 (- x y))
* * [misc]simplify:  iters left: 4 (5 enodes)
* * [misc]simplify:  iters left: 3 (7 enodes)
* [exit]simplify:  Simplified to (/ 1 (- x y))
* [exit]simplify:  Simplified to (/ 1 (- x y))
* * * * [misc]progress:  [ 54 / 60 ] simplifiying candidate #<alt-delta (λ (x y) (cube (cbrt (/ 1 (/ (- x y) (+ x y))))))>
* [enter]simplify:  Simplifying (/ (- x y) (+ x y))
* * [misc]simplify:  iters left: 4 (5 enodes)
* * [misc]simplify:  iters left: 3 (9 enodes)
* [exit]simplify:  Simplified to (/ (- x y) (+ x y))
* [exit]simplify:  Simplified to (/ (- x y) (+ x y))
* * * * [misc]progress:  [ 55 / 60 ] simplifiying candidate #<alt-delta (λ (x y) (cube (cbrt (/ (/ (+ x y) 1) (- x y)))))>
* [enter]simplify:  Simplifying (/ (+ x y) 1)
* * [misc]simplify:  iters left: 4 (5 enodes)
* * [misc]simplify:  iters left: 3 (8 enodes)
* [exit]simplify:  Simplified to (/ (+ x y) 1)
* [exit]simplify:  Simplified to (/ (+ x y) 1)
* * * * [misc]progress:  [ 56 / 60 ] simplifiying candidate #<alt-delta (λ (x y) (cube (cbrt (/ 1 (/ (- x y) (+ x y))))))>
* [enter]simplify:  Simplifying (/ (- x y) (+ x y))
* * [misc]simplify:  iters left: 4 (5 enodes)
* * [misc]simplify:  iters left: 3 (9 enodes)
* [exit]simplify:  Simplified to (/ (- x y) (+ x y))
* [exit]simplify:  Simplified to (/ (- x y) (+ x y))
* * * * [misc]progress:  [ 57 / 60 ] simplifiying candidate #<alt-delta (λ (x y) (cube (cbrt (* (/ (+ x y) (- (pow x 3) (pow y 3))) (+ (sqr x) (+ (sqr y) (* x y)))))))>
* [enter]simplify:  Simplifying (/ (+ x y) (- (pow x 3) (pow y 3)))
* * [misc]simplify:  iters left: 5 (8 enodes)
* * [misc]simplify:  iters left: 4 (11 enodes)
* * [misc]simplify:  iters left: 3 (15 enodes)
* * [misc]simplify:  iters left: 2 (19 enodes)
* [exit]simplify:  Simplified to (/ (+ x y) (- (cube x) (cube y)))
* [exit]simplify:  Simplified to (/ (+ x y) (- (cube x) (cube y)))
* * * * [misc]progress:  [ 58 / 60 ] simplifiying candidate #<alt-delta (λ (x y) (cube (cbrt (* (/ (+ x y) (- (sqr x) (sqr y))) (+ x y)))))>
* [enter]simplify:  Simplifying (/ (+ x y) (- (sqr x) (sqr y)))
* * [misc]simplify:  iters left: 5 (7 enodes)
* * [misc]simplify:  iters left: 4 (12 enodes)
* * [misc]simplify:  iters left: 3 (15 enodes)
* * [misc]simplify:  iters left: 2 (24 enodes)
* * [misc]simplify:  iters left: 1 (26 enodes)
* [exit]simplify:  Simplified to (/ 1 (- x y))
* [exit]simplify:  Simplified to (/ 1 (- x y))
* * * * [misc]progress:  [ 59 / 60 ] simplifiying candidate #<alt-delta (λ (x y) (cube (cbrt (/ (+ (pow x 3) (pow y 3)) (* (- x y) (+ (sqr x) (- (sqr y) (* x y))))))))>
* [enter]simplify:  Simplifying (* (- x y) (+ (sqr x) (- (sqr y) (* x y))))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (22 enodes)
* * [misc]simplify:  iters left: 4 (33 enodes)
* * [misc]simplify:  iters left: 3 (38 enodes)
* * [misc]simplify:  iters left: 2 (43 enodes)
* * [misc]simplify:  iters left: 1 (46 enodes)
* [exit]simplify:  Simplified to (* (- x y) (- (sqr y) (* x (- y x))))
* [exit]simplify:  Simplified to (* (- x y) (- (sqr y) (* x (- y x))))
* * * * [misc]progress:  [ 60 / 60 ] simplifiying candidate #<alt-delta (λ (x y) (cube (cbrt (/ (- (sqr x) (sqr y)) (* (- x y) (- x y))))))>
* [enter]simplify:  Simplifying (* (- x y) (- x y))
* * [misc]simplify:  iters left: 4 (4 enodes)
* * [misc]simplify:  iters left: 3 (5 enodes)
* [exit]simplify:  Simplified to (sqr (- x y))
* [exit]simplify:  Simplified to (sqr (- x y))
* * * [misc]progress:  adding candidates to table
* * [misc]progress:  iteration 3 / 3
* * * [misc]progress:  picking best candidate
* * * * [misc]pick:  Picked  #<alt-delta (λ (x y) (* (+ x y) (/ 1 (- x y))))>
* * * [misc]progress:  localizing error
* * * [misc]progress:  generating series expansions
* * * * [misc]progress:  [ 1 / 2 ] generating series at (2)
* [misc]approximate:  Taking taylor expansion of (* (+ x y) (/ 1 (- x y))) in (x y) around 0
* [misc]taylor:  Taking taylor expansion of (* (+ x y) (/ 1 (- 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]taylor:  Taking taylor expansion of (/ 1 (- 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 (- 0) into 0
* [misc]backup-simplify:  Simplify (+ x 0) into x
* [misc]backup-simplify:  Simplify (/ 1 x) into (/ 1 x)
* [misc]taylor:  Taking taylor expansion of (* (+ x y) (/ 1 (- 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]taylor:  Taking taylor expansion of (/ 1 (- 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 (- y) into (- y)
* [misc]backup-simplify:  Simplify (+ 0 (- y)) into (- y)
* [misc]backup-simplify:  Simplify (/ 1 (- y)) into (/ -1 y)
* [misc]taylor:  Taking taylor expansion of (* (+ x y) (/ 1 (- 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]taylor:  Taking taylor expansion of (/ 1 (- 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 (- y) into (- y)
* [misc]backup-simplify:  Simplify (+ 0 (- y)) into (- y)
* [misc]backup-simplify:  Simplify (/ 1 (- y)) into (/ -1 y)
* [misc]backup-simplify:  Simplify (+ 0 y) into y
* [misc]backup-simplify:  Simplify (* y (/ -1 y)) into -1
* [misc]taylor:  Taking taylor expansion of -1 in y
* [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 0) into 1
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 y) (/ 1 (- y))))) into (- (/ 1 (sqr y)))
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (+ (* y (- (/ 1 (sqr y)))) (* 1 (/ -1 y))) into (- (* 2 (/ 1 y)))
* [misc]taylor:  Taking taylor expansion of (- (* 2 (/ 1 y))) in y
* [misc]taylor:  Taking taylor expansion of (* 2 (/ 1 y)) in y
* [misc]taylor:  Taking taylor expansion of 2 in y
* [misc]backup-simplify:  Simplify 2 into 2
* [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 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 2 0) (* 0 1)) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 y) (/ 0 (- y))) (* (- (/ 1 (sqr y))) (/ 1 (- y))))) into (- (/ 1 (pow y 3)))
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* y (- (/ 1 (pow y 3)))) (+ (* 1 (- (/ 1 (sqr y)))) (* 0 (/ -1 y)))) into (- (* 2 (/ 1 (sqr y))))
* [misc]taylor:  Taking taylor expansion of (- (* 2 (/ 1 (sqr y)))) in y
* [misc]taylor:  Taking taylor expansion of (* 2 (/ 1 (sqr y))) in y
* [misc]taylor:  Taking taylor expansion of 2 in y
* [misc]backup-simplify:  Simplify 2 into 2
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr y)) in y
* [misc]taylor:  Taking taylor expansion of (sqr 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 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 2 0) (+ (* 0 0) (* 0 1))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 2 0) (+ (* 0 0) (* 0 1))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 y) (/ 0 (- y))) (* (- (/ 1 (sqr y))) (/ 0 (- y))) (* (- (/ 1 (pow y 3))) (/ 1 (- y))))) into (- (/ 1 (pow y 4)))
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* y (- (/ 1 (pow y 4)))) (+ (* 1 (- (/ 1 (pow y 3)))) (+ (* 0 (- (/ 1 (sqr y)))) (* 0 (/ -1 y))))) into (- (* 2 (/ 1 (pow y 3))))
* [misc]taylor:  Taking taylor expansion of (- (* 2 (/ 1 (pow y 3)))) in y
* [misc]taylor:  Taking taylor expansion of (* 2 (/ 1 (pow y 3))) in y
* [misc]taylor:  Taking taylor expansion of 2 in y
* [misc]backup-simplify:  Simplify 2 into 2
* [misc]taylor:  Taking taylor expansion of (/ 1 (pow y 3)) in y
* [misc]taylor:  Taking taylor expansion of (pow y 3) in y
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 2 0) (+ (* 0 0) (+ (* 0 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]approximate:  Taking taylor expansion of (* (+ (/ 1 x) (/ 1 y)) (/ 1 (- (/ 1 x) (/ 1 y)))) in (x y) around 0
* [misc]taylor:  Taking taylor expansion of (* (+ (/ 1 x) (/ 1 y)) (/ 1 (- (/ 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]taylor:  Taking taylor expansion of (/ 1 (- (/ 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) into -1
* [misc]backup-simplify:  Simplify (+ 0 -1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (* (+ (/ 1 x) (/ 1 y)) (/ 1 (- (/ 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]taylor:  Taking taylor expansion of (/ 1 (- (/ 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 0) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (* (+ (/ 1 x) (/ 1 y)) (/ 1 (- (/ 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]taylor:  Taking taylor expansion of (/ 1 (- (/ 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 0) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]taylor:  Taking taylor expansion of 1 in y
* [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)) into (- (/ 1 y))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 y))) into (- (/ 1 y))
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ (- (/ 1 y)) 1)))) into (/ 1 y)
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 (/ 1 y)) into (/ 1 y)
* [misc]backup-simplify:  Simplify (+ (* 1 (/ 1 y)) (* (/ 1 y) 1)) into (* 2 (/ 1 y))
* [misc]taylor:  Taking taylor expansion of (* 2 (/ 1 y)) in y
* [misc]taylor:  Taking taylor expansion of 2 in y
* [misc]backup-simplify:  Simplify 2 into 2
* [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 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 2 0) (* 0 1)) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 y) (/ 0 y)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* (/ 1 y) (/ (- (/ 1 y)) 1)))) into (/ 1 (sqr y))
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 y) (/ 0 y)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 (/ 1 (sqr y))) (+ (* (/ 1 y) (/ 1 y)) (* 0 1))) into (* 2 (/ 1 (sqr y)))
* [misc]taylor:  Taking taylor expansion of (* 2 (/ 1 (sqr y))) in y
* [misc]taylor:  Taking taylor expansion of 2 in y
* [misc]backup-simplify:  Simplify 2 into 2
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr y)) in y
* [misc]taylor:  Taking taylor expansion of (sqr 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 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 2 0) (+ (* 0 0) (* 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 (+ (* 2 0) (+ (* 0 0) (* 0 1))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* (/ 1 y) (/ 0 1)) (* (/ 1 (sqr y)) (/ (- (/ 1 y)) 1)))) into (/ 1 (pow y 3))
* [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)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 (/ 1 (pow y 3))) (+ (* (/ 1 y) (/ 1 (sqr y))) (+ (* 0 (/ 1 y)) (* 0 1)))) into (* 2 (/ 1 (pow y 3)))
* [misc]taylor:  Taking taylor expansion of (* 2 (/ 1 (pow y 3))) in y
* [misc]taylor:  Taking taylor expansion of 2 in y
* [misc]backup-simplify:  Simplify 2 into 2
* [misc]taylor:  Taking taylor expansion of (/ 1 (pow y 3)) in y
* [misc]taylor:  Taking taylor expansion of (pow y 3) in y
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 2 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]approximate:  Taking taylor expansion of (* (+ (/ 1 (- x)) (/ 1 (- y))) (/ 1 (- (/ 1 (- x)) (/ 1 (- y))))) in (x y) around 0
* [misc]taylor:  Taking taylor expansion of (* (+ (/ 1 (- x)) (/ 1 (- y))) (/ 1 (- (/ 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]taylor:  Taking taylor expansion of (/ 1 (- (/ 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) into 1
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (* (+ (/ 1 (- x)) (/ 1 (- y))) (/ 1 (- (/ 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]taylor:  Taking taylor expansion of (/ 1 (- (/ 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 0) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (* (+ (/ 1 (- x)) (/ 1 (- y))) (/ 1 (- (/ 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]taylor:  Taking taylor expansion of (/ 1 (- (/ 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 0) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]backup-simplify:  Simplify (+ -1 0) into -1
* [misc]backup-simplify:  Simplify (* -1 -1) into 1
* [misc]taylor:  Taking taylor expansion of 1 in y
* [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 (- (/ -1 y)) into (/ 1 y)
* [misc]backup-simplify:  Simplify (+ 0 (/ 1 y)) into (/ 1 y)
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ (/ 1 y) -1)))) into (- (/ 1 y))
* [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 y)) into (- (/ 1 y))
* [misc]backup-simplify:  Simplify (+ (* -1 (- (/ 1 y))) (* (- (/ 1 y)) -1)) into (* 2 (/ 1 y))
* [misc]taylor:  Taking taylor expansion of (* 2 (/ 1 y)) in y
* [misc]taylor:  Taking taylor expansion of 2 in y
* [misc]backup-simplify:  Simplify 2 into 2
* [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 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 2 0) (* 0 1)) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) 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 (- (+ (* (/ -1 y) (/ 0 (- y))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* (- (/ 1 y)) (/ (/ 1 y) -1)))) into (- (/ 1 (sqr 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 (/ 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 (- (+ (* (/ -1 y) (/ 0 (- y))))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 (- (/ 1 (sqr y)))) (+ (* (- (/ 1 y)) (- (/ 1 y))) (* 0 -1))) into (* 2 (/ 1 (sqr y)))
* [misc]taylor:  Taking taylor expansion of (* 2 (/ 1 (sqr y))) in y
* [misc]taylor:  Taking taylor expansion of 2 in y
* [misc]backup-simplify:  Simplify 2 into 2
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr y)) in y
* [misc]taylor:  Taking taylor expansion of (sqr 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 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 2 0) (+ (* 0 0) (* 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 (+ (* 2 0) (+ (* 0 0) (* 0 1))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) 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 (- (+ (* (/ -1 y) (/ 0 (- y))) (* 0 (/ 0 (- y))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* (- (/ 1 y)) (/ 0 -1)) (* (- (/ 1 (sqr y))) (/ (/ 1 y) -1)))) into (- (/ 1 (pow y 3)))
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]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 (- (+ (* (/ -1 y) (/ 0 (- y))) (* 0 (/ 0 (- y))))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 (- (/ 1 (pow y 3)))) (+ (* (- (/ 1 y)) (- (/ 1 (sqr y)))) (+ (* 0 (- (/ 1 y))) (* 0 -1)))) into (* 2 (/ 1 (pow y 3)))
* [misc]taylor:  Taking taylor expansion of (* 2 (/ 1 (pow y 3))) in y
* [misc]taylor:  Taking taylor expansion of 2 in y
* [misc]backup-simplify:  Simplify 2 into 2
* [misc]taylor:  Taking taylor expansion of (/ 1 (pow y 3)) in y
* [misc]taylor:  Taking taylor expansion of (pow y 3) in y
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 2 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* * * * [misc]progress:  [ 2 / 2 ] generating series at (2 2)
* [misc]approximate:  Taking taylor expansion of (/ 1 (- x y)) in (x y) around 0
* [misc]taylor:  Taking taylor expansion of (/ 1 (- 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 (- 0) into 0
* [misc]backup-simplify:  Simplify (+ x 0) into x
* [misc]backup-simplify:  Simplify (/ 1 x) into (/ 1 x)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- 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 (- y) into (- y)
* [misc]backup-simplify:  Simplify (+ 0 (- y)) into (- y)
* [misc]backup-simplify:  Simplify (/ 1 (- y)) into (/ -1 y)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- 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 (- y) into (- y)
* [misc]backup-simplify:  Simplify (+ 0 (- y)) into (- y)
* [misc]backup-simplify:  Simplify (/ 1 (- y)) into (/ -1 y)
* [misc]taylor:  Taking taylor expansion of (/ -1 y) in y
* [misc]taylor:  Taking taylor expansion of -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) into -1
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 y) (/ 1 (- y))))) into (- (/ 1 (sqr y)))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (sqr y))) in y
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr y)) in y
* [misc]taylor:  Taking taylor expansion of (sqr 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 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]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 (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 y) (/ 0 (- y))) (* (- (/ 1 (sqr y))) (/ 1 (- y))))) into (- (/ 1 (pow y 3)))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (pow y 3))) in y
* [misc]taylor:  Taking taylor expansion of (/ 1 (pow y 3)) in y
* [misc]taylor:  Taking taylor expansion of (pow y 3) in y
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]approximate:  Taking taylor expansion of (/ 1 (- (/ 1 x) (/ 1 y))) in (x y) around 0
* [misc]taylor:  Taking taylor expansion of (/ 1 (- (/ 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) into -1
* [misc]backup-simplify:  Simplify (+ 0 -1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- (/ 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 0) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- (/ 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 0) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of 1 in y
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 1 y)) into (- (/ 1 y))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 y))) into (- (/ 1 y))
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ (- (/ 1 y)) 1)))) 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 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 y) (/ 0 y)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* (/ 1 y) (/ (- (/ 1 y)) 1)))) into (/ 1 (sqr y))
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr y)) in y
* [misc]taylor:  Taking taylor expansion of (sqr 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 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]approximate:  Taking taylor expansion of (/ 1 (- (/ 1 (- x)) (/ 1 (- y)))) in (x y) around 0
* [misc]taylor:  Taking taylor expansion of (/ 1 (- (/ 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) into 1
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- (/ 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 0) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- (/ 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 0) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of -1 in y
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ -1 y)) into (/ 1 y)
* [misc]backup-simplify:  Simplify (+ 0 (/ 1 y)) into (/ 1 y)
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ (/ 1 y) -1)))) 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 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 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 (- (+ (* (/ -1 y) (/ 0 (- y))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* (- (/ 1 y)) (/ (/ 1 y) -1)))) into (- (/ 1 (sqr y)))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (sqr y))) in y
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr y)) in y
* [misc]taylor:  Taking taylor expansion of (sqr 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 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* * * [misc]progress:  generating rewritten candidates
* * * * [misc]progress:  [ 1 / 2 ] rewriting at (2)
* * * * [misc]progress:  [ 2 / 2 ] rewriting at (2 2)
* * * [misc]progress:  simplifying candidates
* * * * [misc]progress:  [ 1 / 47 ] simplifiying candidate #<alt-event (λ (x y) -1)>
* [enter]simplify:  Simplifying -1
* * [misc]simplify:  iters left: 0 (1 enodes)
* [exit]simplify:  Simplified to -1
* * * * [misc]progress:  [ 2 / 47 ] simplifiying candidate #<alt-event (λ (x y) 1)>
* [enter]simplify:  Simplifying 1
* * [misc]simplify:  iters left: 0 (1 enodes)
* [exit]simplify:  Simplified to 1
* * * * [misc]progress:  [ 3 / 47 ] simplifiying candidate #<alt-event (λ (x y) 1)>
* [enter]simplify:  Simplifying 1
* * [misc]simplify:  iters left: 0 (1 enodes)
* [exit]simplify:  Simplified to 1
* * * * [misc]progress:  [ 4 / 47 ] simplifiying candidate #<alt-event (λ (x y) (* (+ x y) 0))>
* [enter]simplify:  Simplifying (* (+ x y) 0)
* * [misc]simplify:  iters left: 4 (5 enodes)
* * [misc]simplify:  iters left: 3 (6 enodes)
* [exit]simplify:  Simplified to 0
* * * * [misc]progress:  [ 5 / 47 ] simplifiying candidate #<alt-event (λ (x y) (* (+ x y) 0))>
* [enter]simplify:  Simplifying (* (+ x y) 0)
* * [misc]simplify:  iters left: 4 (5 enodes)
* * [misc]simplify:  iters left: 3 (6 enodes)
* [exit]simplify:  Simplified to 0
* * * * [misc]progress:  [ 6 / 47 ] simplifiying candidate #<alt-event (λ (x y) (* (+ x y) 0))>
* [enter]simplify:  Simplifying (* (+ x y) 0)
* * [misc]simplify:  iters left: 4 (5 enodes)
* * [misc]simplify:  iters left: 3 (6 enodes)
* [exit]simplify:  Simplified to 0
* * * * [misc]progress:  [ 7 / 47 ] simplifiying candidate #<alt-delta (λ (x y) (pow (* (+ x y) (/ 1 (- x y))) 1))>
* [enter]simplify:  Simplifying (* (+ x y) (/ 1 (- x y)))
* * [misc]simplify:  iters left: 6 (7 enodes)
* * [misc]simplify:  iters left: 5 (13 enodes)
* * [misc]simplify:  iters left: 4 (23 enodes)
* * [misc]simplify:  iters left: 3 (35 enodes)
* * [misc]simplify:  iters left: 2 (36 enodes)
* * [misc]simplify:  iters left: 1 (51 enodes)
* [exit]simplify:  Simplified to (/ (+ x y) (- x y))
* [exit]simplify:  Simplified to (/ (+ x y) (- x y))
* * * * [misc]progress:  [ 8 / 47 ] simplifiying candidate #<alt-delta (λ (x y) (pow (* (+ x y) (/ 1 (- x y))) 1))>
* * * * [misc]progress:  [ 9 / 47 ] simplifiying candidate #<alt-delta (λ (x y) (exp (+ (log (+ x y)) (- (log (- x y))))))>
* [enter]simplify:  Simplifying (+ (log (+ x y)) (- (log (- x y))))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (10 enodes)
* [exit]simplify:  Simplified to (+ (log (+ x y)) (- (log (- x y))))
* [exit]simplify:  Simplified to (+ (log (+ x y)) (- (log (- x y))))
* * * * [misc]progress:  [ 10 / 47 ] simplifiying candidate #<alt-delta (λ (x y) (exp (+ (log (+ x y)) (log (/ 1 (- x y))))))>
* [enter]simplify:  Simplifying (+ (log (+ x y)) (log (/ 1 (- x y))))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (17 enodes)
* * [misc]simplify:  iters left: 4 (21 enodes)
* * [misc]simplify:  iters left: 3 (22 enodes)
* [exit]simplify:  Simplified to (+ (log (+ x y)) (- (log (- x y))))
* [exit]simplify:  Simplified to (+ (log (+ x y)) (- (log (- x y))))
* * * * [misc]progress:  [ 11 / 47 ] simplifiying candidate #<alt-delta (λ (x y) (exp (log (* (+ x y) (/ 1 (- x y))))))>
* [enter]simplify:  Simplifying (log (* (+ x y) (/ 1 (- x y))))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (17 enodes)
* * [misc]simplify:  iters left: 4 (34 enodes)
* * [misc]simplify:  iters left: 3 (50 enodes)
* * [misc]simplify:  iters left: 2 (56 enodes)
* * [misc]simplify:  iters left: 1 (82 enodes)
* [exit]simplify:  Simplified to (log (/ (+ x y) (- x y)))
* [exit]simplify:  Simplified to (log (/ (+ x y) (- x y)))
* * * * [misc]progress:  [ 12 / 47 ] simplifiying candidate #<alt-delta (λ (x y) (log (exp (* (+ x y) (/ 1 (- x y))))))>
* [enter]simplify:  Simplifying (exp (* (+ x y) (/ 1 (- x y))))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (16 enodes)
* * [misc]simplify:  iters left: 4 (30 enodes)
* * [misc]simplify:  iters left: 3 (53 enodes)
* * [misc]simplify:  iters left: 2 (77 enodes)
* * [misc]simplify:  iters left: 1 (124 enodes)
* [exit]simplify:  Simplified to (exp (/ (+ x y) (- x y)))
* [exit]simplify:  Simplified to (exp (/ (+ x y) (- x y)))
* * * * [misc]progress:  [ 13 / 47 ] simplifiying candidate #<alt-delta (λ (x y) (cbrt (* (cube (+ x y)) (cube (/ 1 (- x y))))))>
* [enter]simplify:  Simplifying (* (cube (+ x y)) (cube (/ 1 (- x y))))
* * [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 (100 enodes)
* * [misc]simplify:  iters left: 2 (226 enodes)
* * [misc]simplify:  iters left: 1 (496 enodes)
* [exit]simplify:  Simplified to (/ (cube (+ x y)) (cube (- x y)))
* [exit]simplify:  Simplified to (/ (cube (+ x y)) (cube (- x y)))
* * * * [misc]progress:  [ 14 / 47 ] simplifiying candidate #<alt-delta (λ (x y) (cube (cbrt (* (+ x y) (/ 1 (- x y))))))>
* [enter]simplify:  Simplifying (cbrt (* (+ x y) (/ 1 (- x y))))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (14 enodes)
* * [misc]simplify:  iters left: 4 (24 enodes)
* * [misc]simplify:  iters left: 3 (36 enodes)
* * [misc]simplify:  iters left: 2 (37 enodes)
* * [misc]simplify:  iters left: 1 (52 enodes)
* [exit]simplify:  Simplified to (cbrt (/ (+ x y) (- x y)))
* [exit]simplify:  Simplified to (cbrt (/ (+ x y) (- x y)))
* * * * [misc]progress:  [ 15 / 47 ] simplifiying candidate #<alt-delta (λ (x y) (cbrt (cube (* (+ x y) (/ 1 (- x y))))))>
* [enter]simplify:  Simplifying (cube (* (+ x y) (/ 1 (- x y))))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (19 enodes)
* * [misc]simplify:  iters left: 4 (44 enodes)
* * [misc]simplify:  iters left: 3 (91 enodes)
* * [misc]simplify:  iters left: 2 (145 enodes)
* * [misc]simplify:  iters left: 1 (307 enodes)
* [exit]simplify:  Simplified to (cube (/ (+ x y) (- x y)))
* [exit]simplify:  Simplified to (cube (/ (+ x y) (- x y)))
* * * * [misc]progress:  [ 16 / 47 ] simplifiying candidate #<alt-delta (λ (x y) (cube (* (cbrt (+ x y)) (cbrt (/ 1 (- x y))))))>
* [enter]simplify:  Simplifying (* (cbrt (+ x y)) (cbrt (/ 1 (- x y))))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (13 enodes)
* [exit]simplify:  Simplified to (* (cbrt (/ 1 (- x y))) (cbrt (+ x y)))
* [exit]simplify:  Simplified to (* (cbrt (/ 1 (- x y))) (cbrt (+ x y)))
* * * * [misc]progress:  [ 17 / 47 ] simplifiying candidate #<alt-delta (λ (x y) (sqr (sqrt (* (+ x y) (/ 1 (- x y))))))>
* [enter]simplify:  Simplifying (sqrt (* (+ x y) (/ 1 (- x y))))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (14 enodes)
* * [misc]simplify:  iters left: 4 (24 enodes)
* * [misc]simplify:  iters left: 3 (36 enodes)
* * [misc]simplify:  iters left: 2 (37 enodes)
* * [misc]simplify:  iters left: 1 (52 enodes)
* [exit]simplify:  Simplified to (sqrt (/ (+ x y) (- x y)))
* [exit]simplify:  Simplified to (sqrt (/ (+ x y) (- x y)))
* * * * [misc]progress:  [ 18 / 47 ] simplifiying candidate #<alt-delta (λ (x y) (sqr (* (sqrt (+ x y)) (sqrt (/ 1 (- x y))))))>
* [enter]simplify:  Simplifying (* (sqrt (+ x y)) (sqrt (/ 1 (- x y))))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (13 enodes)
* [exit]simplify:  Simplified to (* (sqrt (/ 1 (- x y))) (sqrt (+ x y)))
* [exit]simplify:  Simplified to (* (sqrt (/ 1 (- x y))) (sqrt (+ x y)))
* * * * [misc]progress:  [ 19 / 47 ] simplifiying candidate #<alt-delta (λ (x y) (/ (* (+ (pow x 3) (pow y 3)) 1) (* (+ (sqr x) (- (sqr y) (* x y))) (- x y))))>
* [enter]simplify:  Simplifying (* (+ (pow x 3) (pow y 3)) 1)
* * [misc]simplify:  iters left: 5 (8 enodes)
* * [misc]simplify:  iters left: 4 (14 enodes)
* * [misc]simplify:  iters left: 3 (22 enodes)
* * [misc]simplify:  iters left: 2 (26 enodes)
* * [misc]simplify:  iters left: 1 (33 enodes)
* [exit]simplify:  Simplified to (+ (cube x) (cube y))
* [exit]simplify:  Simplified to (+ (cube x) (cube y))
* [enter]simplify:  Simplifying (* (+ (sqr x) (- (sqr y) (* x y))) (- x y))
* * [misc]simplify:  iters left: 6 (9 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 (44 enodes)
* * [misc]simplify:  iters left: 1 (45 enodes)
* [exit]simplify:  Simplified to (* (- (sqr y) (* x (- y x))) (- x y))
* [exit]simplify:  Simplified to (* (- (sqr y) (* x (- y x))) (- x y))
* * * * [misc]progress:  [ 20 / 47 ] simplifiying candidate #<alt-delta (λ (x y) (/ (* (- (sqr x) (sqr y)) 1) (* (- x y) (- x y))))>
* [enter]simplify:  Simplifying (* (- (sqr x) (sqr y)) 1)
* * [misc]simplify:  iters left: 5 (7 enodes)
* * [misc]simplify:  iters left: 4 (14 enodes)
* * [misc]simplify:  iters left: 3 (15 enodes)
* * [misc]simplify:  iters left: 2 (19 enodes)
* * [misc]simplify:  iters left: 1 (21 enodes)
* [exit]simplify:  Simplified to (- (sqr x) (sqr y))
* [exit]simplify:  Simplified to (- (sqr x) (sqr y))
* [enter]simplify:  Simplifying (* (- x y) (- x y))
* * [misc]simplify:  iters left: 4 (4 enodes)
* * [misc]simplify:  iters left: 3 (5 enodes)
* [exit]simplify:  Simplified to (sqr (- x y))
* [exit]simplify:  Simplified to (sqr (- x y))
* * * * [misc]progress:  [ 21 / 47 ] simplifiying candidate #<alt-delta (λ (x y) (* 1 (* (+ x y) (/ 1 (- x y)))))>
* * * * [misc]progress:  [ 22 / 47 ] simplifiying candidate #<alt-delta (λ (x y) (/ (+ x y) (- x y)))>
* * * * [misc]progress:  [ 23 / 47 ] simplifiying candidate #<alt-delta (λ (x y) (* (* (+ x y) 1) (/ 1 (- x y))))>
* [enter]simplify:  Simplifying (* (+ x y) 1)
* * [misc]simplify:  iters left: 4 (5 enodes)
* * [misc]simplify:  iters left: 3 (9 enodes)
* * [misc]simplify:  iters left: 2 (13 enodes)
* * [misc]simplify:  iters left: 1 (15 enodes)
* [exit]simplify:  Simplified to (+ x y)
* [exit]simplify:  Simplified to (+ x y)
* * * * [misc]progress:  [ 24 / 47 ] simplifiying candidate #<alt-delta (λ (x y) (* (* (+ x y) 1) (/ 1 (- x y))))>
* [enter]simplify:  Simplifying (* (+ x y) 1)
* * [misc]simplify:  iters left: 4 (5 enodes)
* * [misc]simplify:  iters left: 3 (9 enodes)
* * [misc]simplify:  iters left: 2 (13 enodes)
* * [misc]simplify:  iters left: 1 (15 enodes)
* [exit]simplify:  Simplified to (+ x y)
* [exit]simplify:  Simplified to (+ x y)
* * * * [misc]progress:  [ 25 / 47 ] simplifiying candidate #<alt-delta (λ (x y) (* (* (+ x y) (/ 1 (- (pow x 3) (pow y 3)))) (+ (sqr x) (+ (sqr y) (* x y)))))>
* [enter]simplify:  Simplifying (* (+ x y) (/ 1 (- (pow x 3) (pow y 3))))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (18 enodes)
* * [misc]simplify:  iters left: 4 (32 enodes)
* * [misc]simplify:  iters left: 3 (51 enodes)
* * [misc]simplify:  iters left: 2 (52 enodes)
* * [misc]simplify:  iters left: 1 (77 enodes)
* [exit]simplify:  Simplified to (/ (+ x y) (- (cube x) (cube y)))
* [exit]simplify:  Simplified to (/ (+ x y) (- (cube x) (cube y)))
* * * * [misc]progress:  [ 26 / 47 ] simplifiying candidate #<alt-delta (λ (x y) (* (* (+ x y) (/ 1 (- (sqr x) (sqr y)))) (+ x y)))>
* [enter]simplify:  Simplifying (* (+ x y) (/ 1 (- (sqr x) (sqr y))))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (19 enodes)
* * [misc]simplify:  iters left: 4 (38 enodes)
* * [misc]simplify:  iters left: 3 (74 enodes)
* * [misc]simplify:  iters left: 2 (129 enodes)
* * [misc]simplify:  iters left: 1 (228 enodes)
* [exit]simplify:  Simplified to (/ 1 (- x y))
* [exit]simplify:  Simplified to (/ 1 (- x y))
* * * * [misc]progress:  [ 27 / 47 ] simplifiying candidate #<alt-delta (λ (x y) (* 1 (* (+ x y) (/ 1 (- x y)))))>
* [enter]simplify:  Simplifying (* (+ x y) (/ 1 (- x y)))
* * [misc]simplify:  iters left: 6 (7 enodes)
* * [misc]simplify:  iters left: 5 (13 enodes)
* * [misc]simplify:  iters left: 4 (23 enodes)
* * [misc]simplify:  iters left: 3 (35 enodes)
* * [misc]simplify:  iters left: 2 (36 enodes)
* * [misc]simplify:  iters left: 1 (51 enodes)
* [exit]simplify:  Simplified to (/ (+ x y) (- x y))
* [exit]simplify:  Simplified to (/ (+ x y) (- x y))
* * * * [misc]progress:  [ 28 / 47 ] simplifiying candidate #<alt-delta (λ (x y) (/ (* (+ x y) 1) (- x y)))>
* [enter]simplify:  Simplifying (* (+ x y) 1)
* * [misc]simplify:  iters left: 4 (5 enodes)
* * [misc]simplify:  iters left: 3 (9 enodes)
* * [misc]simplify:  iters left: 2 (13 enodes)
* * [misc]simplify:  iters left: 1 (15 enodes)
* [exit]simplify:  Simplified to (+ x y)
* [exit]simplify:  Simplified to (+ x y)
* * * * [misc]progress:  [ 29 / 47 ] simplifiying candidate #<alt-delta (λ (x y) (/ (* (+ (pow x 3) (pow y 3)) (/ 1 (- x y))) (+ (sqr x) (- (sqr y) (* x y)))))>
* [enter]simplify:  Simplifying (* (+ (pow x 3) (pow y 3)) (/ 1 (- x y)))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (18 enodes)
* * [misc]simplify:  iters left: 4 (32 enodes)
* * [misc]simplify:  iters left: 3 (50 enodes)
* * [misc]simplify:  iters left: 2 (54 enodes)
* * [misc]simplify:  iters left: 1 (81 enodes)
* [exit]simplify:  Simplified to (/ (+ (cube x) (cube y)) (- x y))
* [exit]simplify:  Simplified to (/ (+ (cube x) (cube y)) (- x y))
* * * * [misc]progress:  [ 30 / 47 ] simplifiying candidate #<alt-delta (λ (x y) (/ (* (- (sqr x) (sqr y)) (/ 1 (- x y))) (- x y)))>
* [enter]simplify:  Simplifying (* (- (sqr x) (sqr y)) (/ 1 (- x y)))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (18 enodes)
* * [misc]simplify:  iters left: 4 (21 enodes)
* * [misc]simplify:  iters left: 3 (24 enodes)
* * [misc]simplify:  iters left: 2 (32 enodes)
* * [misc]simplify:  iters left: 1 (48 enodes)
* [exit]simplify:  Simplified to (/ (- (sqr x) (sqr y)) (- x y))
* [exit]simplify:  Simplified to (/ (- (sqr x) (sqr y)) (- x y))
* * * * [misc]progress:  [ 31 / 47 ] simplifiying candidate #<alt-delta (λ (x y) (* (/ 1 (- x y)) (+ x y)))>
* * * * [misc]progress:  [ 32 / 47 ] simplifiying candidate #<alt-delta (λ (x y) (* (+ x y) (pow (- x y) (- 1))))>
* [enter]simplify:  Simplifying (- 1)
* * [misc]simplify:  iters left: 2 (2 enodes)
* * [misc]simplify:  iters left: 1 (4 enodes)
* [exit]simplify:  Simplified to (- 1)
* [exit]simplify:  Simplified to (- 1)
* * * * [misc]progress:  [ 33 / 47 ] simplifiying candidate #<alt-delta (λ (x y) (* (+ x y) (pow (- x y) -1)))>
* * * * [misc]progress:  [ 34 / 47 ] simplifiying candidate #<alt-delta (λ (x y) (* (+ x y) (pow (/ 1 (- x y)) 1)))>
* * * * [misc]progress:  [ 35 / 47 ] simplifiying candidate #<alt-delta (λ (x y) (* (+ x y) (exp (- (log (- x y))))))>
* [enter]simplify:  Simplifying (- (log (- x y)))
* * [misc]simplify:  iters left: 5 (5 enodes)
* [exit]simplify:  Simplified to (- (log (- x y)))
* [exit]simplify:  Simplified to (- (log (- x y)))
* * * * [misc]progress:  [ 36 / 47 ] simplifiying candidate #<alt-delta (λ (x y) (* (+ x y) (exp (log (/ 1 (- x y))))))>
* [enter]simplify:  Simplifying (log (/ 1 (- x y)))
* * [misc]simplify:  iters left: 5 (6 enodes)
* * [misc]simplify:  iters left: 4 (12 enodes)
* [exit]simplify:  Simplified to (- (log (- x y)))
* [exit]simplify:  Simplified to (- (log (- x y)))
* * * * [misc]progress:  [ 37 / 47 ] simplifiying candidate #<alt-delta (λ (x y) (* (+ x y) (log (exp (/ 1 (- x y))))))>
* [enter]simplify:  Simplifying (exp (/ 1 (- x y)))
* * [misc]simplify:  iters left: 5 (6 enodes)
* * [misc]simplify:  iters left: 4 (8 enodes)
* [exit]simplify:  Simplified to (exp (/ 1 (- x y)))
* [exit]simplify:  Simplified to (exp (/ 1 (- x y)))
* * * * [misc]progress:  [ 38 / 47 ] simplifiying candidate #<alt-delta (λ (x y) (* (+ x y) (cube (cbrt (/ 1 (- x y))))))>
* [enter]simplify:  Simplifying (cbrt (/ 1 (- x y)))
* * [misc]simplify:  iters left: 5 (6 enodes)
* * [misc]simplify:  iters left: 4 (8 enodes)
* [exit]simplify:  Simplified to (cbrt (/ 1 (- x y)))
* [exit]simplify:  Simplified to (cbrt (/ 1 (- x y)))
* * * * [misc]progress:  [ 39 / 47 ] simplifiying candidate #<alt-delta (λ (x y) (* (+ x y) (cbrt (cube (/ 1 (- x y))))))>
* [enter]simplify:  Simplifying (cube (/ 1 (- x y)))
* * [misc]simplify:  iters left: 5 (6 enodes)
* * [misc]simplify:  iters left: 4 (13 enodes)
* * [misc]simplify:  iters left: 3 (23 enodes)
* * [misc]simplify:  iters left: 2 (29 enodes)
* * [misc]simplify:  iters left: 1 (37 enodes)
* [exit]simplify:  Simplified to (cube (/ 1 (- x y)))
* [exit]simplify:  Simplified to (cube (/ 1 (- x y)))
* * * * [misc]progress:  [ 40 / 47 ] simplifiying candidate #<alt-delta (λ (x y) (* (+ x y) (sqr (sqrt (/ 1 (- x y))))))>
* [enter]simplify:  Simplifying (sqrt (/ 1 (- x y)))
* * [misc]simplify:  iters left: 5 (6 enodes)
* * [misc]simplify:  iters left: 4 (8 enodes)
* [exit]simplify:  Simplified to (sqrt (/ 1 (- x y)))
* [exit]simplify:  Simplified to (sqrt (/ 1 (- x y)))
* * * * [misc]progress:  [ 41 / 47 ] simplifiying candidate #<alt-delta (λ (x y) (* (+ x y) (/ (- 1) (- (- x y)))))>
* [enter]simplify:  Simplifying (- 1)
* * [misc]simplify:  iters left: 2 (2 enodes)
* * [misc]simplify:  iters left: 1 (4 enodes)
* [exit]simplify:  Simplified to (- 1)
* [exit]simplify:  Simplified to (- 1)
* [enter]simplify:  Simplifying (- (- x y))
* * [misc]simplify:  iters left: 4 (4 enodes)
* [exit]simplify:  Simplified to (- (- x y))
* [exit]simplify:  Simplified to (- (- x y))
* * * * [misc]progress:  [ 42 / 47 ] simplifiying candidate #<alt-delta (λ (x y) (* (+ x y) (* 1 (/ 1 (- x y)))))>
* * * * [misc]progress:  [ 43 / 47 ] simplifiying candidate #<alt-delta (λ (x y) (* (+ x y) (* 1 (/ 1 (- x y)))))>
* [enter]simplify:  Simplifying (/ 1 (- x y))
* * [misc]simplify:  iters left: 4 (5 enodes)
* * [misc]simplify:  iters left: 3 (7 enodes)
* [exit]simplify:  Simplified to (/ 1 (- x y))
* [exit]simplify:  Simplified to (/ 1 (- x y))
* * * * [misc]progress:  [ 44 / 47 ] simplifiying candidate #<alt-delta (λ (x y) (* (+ x y) (/ 1 (/ (- x y) 1))))>
* [enter]simplify:  Simplifying (/ (- x y) 1)
* * [misc]simplify:  iters left: 4 (5 enodes)
* * [misc]simplify:  iters left: 3 (10 enodes)
* [exit]simplify:  Simplified to (/ (- x y) 1)
* [exit]simplify:  Simplified to (/ (- x y) 1)
* * * * [misc]progress:  [ 45 / 47 ] simplifiying candidate #<alt-delta (λ (x y) (* (+ x y) (/ (/ 1 1) (- x y))))>
* [enter]simplify:  Simplifying (/ 1 1)
* * [misc]simplify:  iters left: 2 (2 enodes)
* * [misc]simplify:  iters left: 1 (4 enodes)
* [exit]simplify:  Simplified to 1
* [exit]simplify:  Simplified to 1
* * * * [misc]progress:  [ 46 / 47 ] simplifiying candidate #<alt-delta (λ (x y) (* (+ x y) (* (/ 1 (- (pow x 3) (pow y 3))) (+ (sqr x) (+ (sqr y) (* x y))))))>
* [enter]simplify:  Simplifying (/ 1 (- (pow x 3) (pow y 3)))
* * [misc]simplify:  iters left: 5 (8 enodes)
* * [misc]simplify:  iters left: 4 (12 enodes)
* * [misc]simplify:  iters left: 3 (16 enodes)
* * [misc]simplify:  iters left: 2 (20 enodes)
* [exit]simplify:  Simplified to (/ 1 (- (cube x) (cube y)))
* [exit]simplify:  Simplified to (/ 1 (- (cube x) (cube y)))
* * * * [misc]progress:  [ 47 / 47 ] simplifiying candidate #<alt-delta (λ (x y) (* (+ x y) (* (/ 1 (- (sqr x) (sqr y))) (+ x y))))>
* [enter]simplify:  Simplifying (/ 1 (- (sqr x) (sqr y)))
* * [misc]simplify:  iters left: 5 (7 enodes)
* * [misc]simplify:  iters left: 4 (14 enodes)
* * [misc]simplify:  iters left: 3 (18 enodes)
* * [misc]simplify:  iters left: 2 (26 enodes)
* [exit]simplify:  Simplified to (/ 1 (* (+ y x) (- x y)))
* [exit]simplify:  Simplified to (/ 1 (* (+ y x) (- x y)))
* * * [misc]progress:  adding candidates to table
* [misc]progress:  [Phase 3 of 3] Extracting.
* * [misc]regime-changes:  Finding splitpoints for: (#<alt-delta (λ (x y) (* (+ x y) (cube (cbrt (/ 1 (- x y))))))> #<alt-delta (λ (x y) (cube (cbrt (/ (+ x y) (- x y)))))> #<alt-delta (λ (x y) (/ (+ (pow x 3) (pow y 3)) (* (- x y) (- (sqr y) (* x (- y x))))))> #<alt-delta (λ (x y) (* (+ x y) (/ 1 (- x y))))>)
* [misc]regimes:  Found splitpoints: (#s(sp 0 (/ (+ x y) (- x y)) +inf.0)) , with alts (#<alt-delta (λ (x y) (cube (cbrt (/ (+ x y) (- x y)))))>)
* [enter]simplify:  Simplifying (cbrt (/ 1 (- x y)))
* * [misc]simplify:  iters left: 5 (6 enodes)
* * [misc]simplify:  iters left: 4 (8 enodes)
* [exit]simplify:  Simplified to (cbrt (/ 1 (- x y)))
* [exit]simplify:  Simplified to (cbrt (/ 1 (- x y)))
* [enter]simplify:  Simplifying (cbrt (/ (+ x y) (- x y)))
* * [misc]simplify:  iters left: 5 (6 enodes)
* * [misc]simplify:  iters left: 4 (7 enodes)
* [exit]simplify:  Simplified to (cbrt (/ (+ x y) (- x y)))
* [exit]simplify:  Simplified to (cbrt (/ (+ x y) (- x y)))
* [enter]simplify:  Simplifying (- x y)
* * [misc]simplify:  iters left: 2 (3 enodes)
* [exit]simplify:  Simplified to (- x y)
* [exit]simplify:  Simplified to (- x y)
* [enter]simplify:  Simplifying (- (sqr y) (* x (- y x)))
* * [misc]simplify:  iters left: 6 (6 enodes)
* * [misc]simplify:  iters left: 5 (8 enodes)
* [exit]simplify:  Simplified to (- (sqr y) (* x (- y x)))
* [exit]simplify:  Simplified to (- (sqr y) (* x (- y x)))
* [enter]simplify:  Simplifying (/ 1 (- x y))
* * [misc]simplify:  iters left: 4 (5 enodes)
* * [misc]simplify:  iters left: 3 (7 enodes)
* [exit]simplify:  Simplified to (/ 1 (- x y))
* [exit]simplify:  Simplified to (/ 1 (- x y))