2.032 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.013 * * * [progress]: [2/2] Setting up program.
0.015 * [progress]: [Phase 2 of 3] Improving.
0.015 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (/ x (* y y))
0.016 * * [simplify]: iteration  0 :  4  enodes  (cost  5 )
0.017 * * [simplify]: iteration  1 :  6  enodes  (cost  5 )
0.017 * * [simplify]: iteration  done :  6  enodes  (cost  5 )
0.018 * [simplify]: Simplified to:
   (/ x (* y y))
0.018 * * [progress]: iteration 1 / 4
0.018 * * * [progress]: picking best candidate
0.019 * * * * [pick]: Picked  #<alt (λ (x y) (/ x (* y y)))>
0.019 * * * [progress]: localizing error
0.023 * * * [progress]: generating rewritten candidates
0.023 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.027 * * * [progress]: generating series expansions
0.027 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.027 * [approximate]: Taking taylor expansion of (/ x (pow y 2)) in (x y) around 0
0.027 * [taylor]: Taking taylor expansion of (/ x (pow y 2)) in y
0.027 * [taylor]: Taking taylor expansion of x in y
0.027 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.027 * [taylor]: Taking taylor expansion of y in y
0.028 * [taylor]: Taking taylor expansion of (/ x (pow y 2)) in x
0.028 * [taylor]: Taking taylor expansion of x in x
0.028 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.028 * [taylor]: Taking taylor expansion of y in x
0.028 * [taylor]: Taking taylor expansion of (/ x (pow y 2)) in x
0.028 * [taylor]: Taking taylor expansion of x in x
0.028 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.028 * [taylor]: Taking taylor expansion of y in x
0.028 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.028 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.028 * [taylor]: Taking taylor expansion of y in y
0.029 * [taylor]: Taking taylor expansion of 0 in y
0.031 * [taylor]: Taking taylor expansion of 0 in y
0.033 * [taylor]: Taking taylor expansion of 0 in y
0.036 * [taylor]: Taking taylor expansion of 0 in y
0.036 * [approximate]: Taking taylor expansion of (/ (pow y 2) x) in (x y) around 0
0.036 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in y
0.036 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.036 * [taylor]: Taking taylor expansion of y in y
0.036 * [taylor]: Taking taylor expansion of x in y
0.036 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in x
0.036 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.036 * [taylor]: Taking taylor expansion of y in x
0.037 * [taylor]: Taking taylor expansion of x in x
0.037 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in x
0.037 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.037 * [taylor]: Taking taylor expansion of y in x
0.037 * [taylor]: Taking taylor expansion of x in x
0.037 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.037 * [taylor]: Taking taylor expansion of y in y
0.038 * [taylor]: Taking taylor expansion of 0 in y
0.040 * [taylor]: Taking taylor expansion of 0 in y
0.046 * [taylor]: Taking taylor expansion of 0 in y
0.047 * [approximate]: Taking taylor expansion of (* -1 (/ (pow y 2) x)) in (x y) around 0
0.047 * [taylor]: Taking taylor expansion of (* -1 (/ (pow y 2) x)) in y
0.047 * [taylor]: Taking taylor expansion of -1 in y
0.047 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in y
0.047 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.047 * [taylor]: Taking taylor expansion of y in y
0.047 * [taylor]: Taking taylor expansion of x in y
0.047 * [taylor]: Taking taylor expansion of (* -1 (/ (pow y 2) x)) in x
0.047 * [taylor]: Taking taylor expansion of -1 in x
0.047 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in x
0.047 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.047 * [taylor]: Taking taylor expansion of y in x
0.048 * [taylor]: Taking taylor expansion of x in x
0.048 * [taylor]: Taking taylor expansion of (* -1 (/ (pow y 2) x)) in x
0.048 * [taylor]: Taking taylor expansion of -1 in x
0.048 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in x
0.048 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.048 * [taylor]: Taking taylor expansion of y in x
0.048 * [taylor]: Taking taylor expansion of x in x
0.048 * [taylor]: Taking taylor expansion of (* -1 (pow y 2)) in y
0.048 * [taylor]: Taking taylor expansion of -1 in y
0.048 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.048 * [taylor]: Taking taylor expansion of y in y
0.050 * [taylor]: Taking taylor expansion of 0 in y
0.053 * [taylor]: Taking taylor expansion of 0 in y
0.058 * [taylor]: Taking taylor expansion of 0 in y
0.058 * * * [progress]: simplifying candidates
0.059 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (expm1 (/ x (* y y)))
  (log1p (/ x (* y y)))
  (- (log x) (+ (log y) (log y)))
  (- (log x) (log (* y y)))
  (log (/ x (* y y)))
  (exp (/ x (* y y)))
  (/ (* (* x x) x) (* (* (* y y) y) (* (* y y) y)))
  (/ (* (* x x) x) (* (* (* y y) (* y y)) (* y y)))
  (* (cbrt (/ x (* y y))) (cbrt (/ x (* y y))))
  (cbrt (/ x (* y y)))
  (* (* (/ x (* y y)) (/ x (* y y))) (/ x (* y y)))
  (sqrt (/ x (* y y)))
  (sqrt (/ x (* y y)))
  (- x)
  (- (* y y))
  (/ (* (cbrt x) (cbrt x)) y)
  (/ (cbrt x) y)
  (/ (sqrt x) y)
  (/ (sqrt x) y)
  (/ 1 y)
  (/ x y)
  (/ 1 (* y y))
  (/ (* y y) x)
  (/ x y)
  (/ (* y y) (cbrt x))
  (/ (* y y) (sqrt x))
  (/ (* y y) x)
  (/ x (pow y 2))
  (/ x (pow y 2))
  (/ x (pow y 2))
0.060 * * [simplify]: iteration  0 :  45  enodes  (cost  197 )
0.068 * * [simplify]: iteration  1 :  97  enodes  (cost  194 )
0.090 * * [simplify]: iteration  2 :  279  enodes  (cost  164 )
0.260 * * [simplify]: iteration  3 :  1008  enodes  (cost  164 )
2.402 * * [simplify]: iteration  4 :  3825  enodes  (cost  164 )
3.474 * * [simplify]: iteration  done :  5000  enodes  (cost  164 )
3.474 * [simplify]: Simplified to:
   (expm1 (/ x (* y y)))
  (log1p (/ x (* y y)))
  (log (/ x (* y y)))
  (log (/ x (* y y)))
  (log (/ x (* y y)))
  (exp (/ x (* y y)))
  (pow (/ x (pow y 2)) 3)
  (pow (/ x (pow y 2)) 3)
  (* (cbrt (/ x (* y y))) (cbrt (/ x (* y y))))
  (cbrt (/ x (* y y)))
  (pow (/ x (pow y 2)) 3)
  (sqrt (/ x (* y y)))
  (sqrt (/ x (* y y)))
  (- x)
  (- (* y y))
  (/ (* (cbrt x) (cbrt x)) y)
  (/ (cbrt x) y)
  (/ (sqrt x) y)
  (/ (sqrt x) y)
  (/ 1 y)
  (/ x y)
  (/ 1 (* y y))
  (/ (* y y) x)
  (/ x y)
  (/ (* y y) (cbrt x))
  (/ (* y y) (sqrt x))
  (/ (* y y) x)
  (/ x (pow y 2))
  (/ x (pow y 2))
  (/ x (pow y 2))
3.474 * * * [progress]: adding candidates to table
3.524 * * [progress]: iteration 2 / 4
3.524 * * * [progress]: picking best candidate
3.536 * * * * [pick]: Picked  #<alt (λ (x y) (/ (/ x y) y))>
3.536 * * * [progress]: localizing error
3.540 * * * [progress]: generating rewritten candidates
3.540 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
3.550 * * * [progress]: generating series expansions
3.550 * * * * [progress]: [ 1 / 1 ] generating series at (2)
3.550 * [approximate]: Taking taylor expansion of (/ x (pow y 2)) in (x y) around 0
3.550 * [taylor]: Taking taylor expansion of (/ x (pow y 2)) in y
3.550 * [taylor]: Taking taylor expansion of x in y
3.550 * [taylor]: Taking taylor expansion of (pow y 2) in y
3.550 * [taylor]: Taking taylor expansion of y in y
3.551 * [taylor]: Taking taylor expansion of (/ x (pow y 2)) in x
3.551 * [taylor]: Taking taylor expansion of x in x
3.551 * [taylor]: Taking taylor expansion of (pow y 2) in x
3.551 * [taylor]: Taking taylor expansion of y in x
3.551 * [taylor]: Taking taylor expansion of (/ x (pow y 2)) in x
3.551 * [taylor]: Taking taylor expansion of x in x
3.551 * [taylor]: Taking taylor expansion of (pow y 2) in x
3.551 * [taylor]: Taking taylor expansion of y in x
3.551 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
3.551 * [taylor]: Taking taylor expansion of (pow y 2) in y
3.551 * [taylor]: Taking taylor expansion of y in y
3.552 * [taylor]: Taking taylor expansion of 0 in y
3.554 * [taylor]: Taking taylor expansion of 0 in y
3.556 * [taylor]: Taking taylor expansion of 0 in y
3.559 * [taylor]: Taking taylor expansion of 0 in y
3.560 * [approximate]: Taking taylor expansion of (/ (pow y 2) x) in (x y) around 0
3.560 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in y
3.560 * [taylor]: Taking taylor expansion of (pow y 2) in y
3.560 * [taylor]: Taking taylor expansion of y in y
3.560 * [taylor]: Taking taylor expansion of x in y
3.560 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in x
3.560 * [taylor]: Taking taylor expansion of (pow y 2) in x
3.560 * [taylor]: Taking taylor expansion of y in x
3.560 * [taylor]: Taking taylor expansion of x in x
3.560 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in x
3.560 * [taylor]: Taking taylor expansion of (pow y 2) in x
3.560 * [taylor]: Taking taylor expansion of y in x
3.560 * [taylor]: Taking taylor expansion of x in x
3.561 * [taylor]: Taking taylor expansion of (pow y 2) in y
3.561 * [taylor]: Taking taylor expansion of y in y
3.562 * [taylor]: Taking taylor expansion of 0 in y
3.563 * [taylor]: Taking taylor expansion of 0 in y
3.566 * [taylor]: Taking taylor expansion of 0 in y
3.566 * [approximate]: Taking taylor expansion of (* -1 (/ (pow y 2) x)) in (x y) around 0
3.566 * [taylor]: Taking taylor expansion of (* -1 (/ (pow y 2) x)) in y
3.566 * [taylor]: Taking taylor expansion of -1 in y
3.566 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in y
3.566 * [taylor]: Taking taylor expansion of (pow y 2) in y
3.567 * [taylor]: Taking taylor expansion of y in y
3.567 * [taylor]: Taking taylor expansion of x in y
3.567 * [taylor]: Taking taylor expansion of (* -1 (/ (pow y 2) x)) in x
3.567 * [taylor]: Taking taylor expansion of -1 in x
3.567 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in x
3.567 * [taylor]: Taking taylor expansion of (pow y 2) in x
3.567 * [taylor]: Taking taylor expansion of y in x
3.567 * [taylor]: Taking taylor expansion of x in x
3.567 * [taylor]: Taking taylor expansion of (* -1 (/ (pow y 2) x)) in x
3.567 * [taylor]: Taking taylor expansion of -1 in x
3.567 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in x
3.567 * [taylor]: Taking taylor expansion of (pow y 2) in x
3.567 * [taylor]: Taking taylor expansion of y in x
3.567 * [taylor]: Taking taylor expansion of x in x
3.567 * [taylor]: Taking taylor expansion of (* -1 (pow y 2)) in y
3.567 * [taylor]: Taking taylor expansion of -1 in y
3.567 * [taylor]: Taking taylor expansion of (pow y 2) in y
3.568 * [taylor]: Taking taylor expansion of y in y
3.569 * [taylor]: Taking taylor expansion of 0 in y
3.572 * [taylor]: Taking taylor expansion of 0 in y
3.577 * [taylor]: Taking taylor expansion of 0 in y
3.577 * * * [progress]: simplifying candidates
3.578 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (expm1 (/ (/ x y) y))
  (log1p (/ (/ x y) y))
  (- (- (log x) (log y)) (log y))
  (- (log (/ x y)) (log y))
  (log (/ (/ x y) y))
  (exp (/ (/ x y) y))
  (/ (/ (* (* x x) x) (* (* y y) y)) (* (* y y) y))
  (/ (* (* (/ x y) (/ x y)) (/ x y)) (* (* y y) y))
  (* (cbrt (/ (/ x y) y)) (cbrt (/ (/ x y) y)))
  (cbrt (/ (/ x y) y))
  (* (* (/ (/ x y) y) (/ (/ x y) y)) (/ (/ x y) y))
  (sqrt (/ (/ x y) y))
  (sqrt (/ (/ x y) y))
  (- (/ x y))
  (- y)
  (/ (* (cbrt (/ x y)) (cbrt (/ x y))) (* (cbrt y) (cbrt y)))
  (/ (cbrt (/ x y)) (cbrt y))
  (/ (* (cbrt (/ x y)) (cbrt (/ x y))) (sqrt y))
  (/ (cbrt (/ x y)) (sqrt y))
  (/ (* (cbrt (/ x y)) (cbrt (/ x y))) 1)
  (/ (cbrt (/ x y)) y)
  (/ (sqrt (/ x y)) (* (cbrt y) (cbrt y)))
  (/ (sqrt (/ x y)) (cbrt y))
  (/ (sqrt (/ x y)) (sqrt y))
  (/ (sqrt (/ x y)) (sqrt y))
  (/ (sqrt (/ x y)) 1)
  (/ (sqrt (/ x y)) y)
  (/ (/ (* (cbrt x) (cbrt x)) (* (cbrt y) (cbrt y))) (* (cbrt y) (cbrt y)))
  (/ (/ (cbrt x) (cbrt y)) (cbrt y))
  (/ (/ (* (cbrt x) (cbrt x)) (* (cbrt y) (cbrt y))) (sqrt y))
  (/ (/ (cbrt x) (cbrt y)) (sqrt y))
  (/ (/ (* (cbrt x) (cbrt x)) (* (cbrt y) (cbrt y))) 1)
  (/ (/ (cbrt x) (cbrt y)) y)
  (/ (/ (* (cbrt x) (cbrt x)) (sqrt y)) (* (cbrt y) (cbrt y)))
  (/ (/ (cbrt x) (sqrt y)) (cbrt y))
  (/ (/ (* (cbrt x) (cbrt x)) (sqrt y)) (sqrt y))
  (/ (/ (cbrt x) (sqrt y)) (sqrt y))
  (/ (/ (* (cbrt x) (cbrt x)) (sqrt y)) 1)
  (/ (/ (cbrt x) (sqrt y)) y)
  (/ (/ (* (cbrt x) (cbrt x)) 1) (* (cbrt y) (cbrt y)))
  (/ (/ (cbrt x) y) (cbrt y))
  (/ (/ (* (cbrt x) (cbrt x)) 1) (sqrt y))
  (/ (/ (cbrt x) y) (sqrt y))
  (/ (/ (* (cbrt x) (cbrt x)) 1) 1)
  (/ (/ (cbrt x) y) y)
  (/ (/ (sqrt x) (* (cbrt y) (cbrt y))) (* (cbrt y) (cbrt y)))
  (/ (/ (sqrt x) (cbrt y)) (cbrt y))
  (/ (/ (sqrt x) (* (cbrt y) (cbrt y))) (sqrt y))
  (/ (/ (sqrt x) (cbrt y)) (sqrt y))
  (/ (/ (sqrt x) (* (cbrt y) (cbrt y))) 1)
  (/ (/ (sqrt x) (cbrt y)) y)
  (/ (/ (sqrt x) (sqrt y)) (* (cbrt y) (cbrt y)))
  (/ (/ (sqrt x) (sqrt y)) (cbrt y))
  (/ (/ (sqrt x) (sqrt y)) (sqrt y))
  (/ (/ (sqrt x) (sqrt y)) (sqrt y))
  (/ (/ (sqrt x) (sqrt y)) 1)
  (/ (/ (sqrt x) (sqrt y)) y)
  (/ (/ (sqrt x) 1) (* (cbrt y) (cbrt y)))
  (/ (/ (sqrt x) y) (cbrt y))
  (/ (/ (sqrt x) 1) (sqrt y))
  (/ (/ (sqrt x) y) (sqrt y))
  (/ (/ (sqrt x) 1) 1)
  (/ (/ (sqrt x) y) y)
  (/ (/ 1 (* (cbrt y) (cbrt y))) (* (cbrt y) (cbrt y)))
  (/ (/ x (cbrt y)) (cbrt y))
  (/ (/ 1 (* (cbrt y) (cbrt y))) (sqrt y))
  (/ (/ x (cbrt y)) (sqrt y))
  (/ (/ 1 (* (cbrt y) (cbrt y))) 1)
  (/ (/ x (cbrt y)) y)
  (/ (/ 1 (sqrt y)) (* (cbrt y) (cbrt y)))
  (/ (/ x (sqrt y)) (cbrt y))
  (/ (/ 1 (sqrt y)) (sqrt y))
  (/ (/ x (sqrt y)) (sqrt y))
  (/ (/ 1 (sqrt y)) 1)
  (/ (/ x (sqrt y)) y)
  (/ (/ 1 1) (* (cbrt y) (cbrt y)))
  (/ (/ x y) (cbrt y))
  (/ (/ 1 1) (sqrt y))
  (/ (/ x y) (sqrt y))
  (/ (/ 1 1) 1)
  (/ (/ x y) y)
  (/ 1 (* (cbrt y) (cbrt y)))
  (/ (/ x y) (cbrt y))
  (/ 1 (sqrt y))
  (/ (/ x y) (sqrt y))
  (/ 1 1)
  (/ (/ x y) y)
  (/ x (* (cbrt y) (cbrt y)))
  (/ (/ 1 y) (cbrt y))
  (/ x (sqrt y))
  (/ (/ 1 y) (sqrt y))
  (/ x 1)
  (/ (/ 1 y) y)
  (/ 1 y)
  (/ y (/ x y))
  (/ (/ x y) (* (cbrt y) (cbrt y)))
  (/ (/ x y) (sqrt y))
  (/ (/ x y) 1)
  (/ y (cbrt (/ x y)))
  (/ y (sqrt (/ x y)))
  (/ y (/ (cbrt x) (cbrt y)))
  (/ y (/ (cbrt x) (sqrt y)))
  (/ y (/ (cbrt x) y))
  (/ y (/ (sqrt x) (cbrt y)))
  (/ y (/ (sqrt x) (sqrt y)))
  (/ y (/ (sqrt x) y))
  (/ y (/ x (cbrt y)))
  (/ y (/ x (sqrt y)))
  (/ y (/ x y))
  (/ y (/ x y))
  (/ y (/ 1 y))
  (* y y)
  (/ x (pow y 2))
  (/ x (pow y 2))
  (/ x (pow y 2))
3.585 * * [simplify]: iteration  0 :  142  enodes  (cost  874 )
3.621 * * [simplify]: iteration  1 :  313  enodes  (cost  825 )
3.719 * * [simplify]: iteration  2 :  748  enodes  (cost  769 )
4.233 * * [simplify]: iteration  3 :  2115  enodes  (cost  757 )
5.837 * * [simplify]: iteration  done :  5000  enodes  (cost  757 )
5.837 * [simplify]: Simplified to:
   (expm1 (/ (/ x y) y))
  (log1p (/ (/ x y) y))
  (log (/ (/ x y) y))
  (log (/ (/ x y) y))
  (log (/ (/ x y) y))
  (exp (/ (/ x y) y))
  (pow (/ x (pow y 2)) 3)
  (pow (/ x (pow y 2)) 3)
  (* (cbrt (/ (/ x y) y)) (cbrt (/ (/ x y) y)))
  (cbrt (/ (/ x y) y))
  (pow (/ x (pow y 2)) 3)
  (sqrt (/ (/ x y) y))
  (sqrt (/ (/ x y) y))
  (- (/ x y))
  (- y)
  (/ (* (cbrt (/ x y)) (cbrt (/ x y))) (* (cbrt y) (cbrt y)))
  (/ (cbrt (/ x y)) (cbrt y))
  (/ (* (cbrt (/ x y)) (cbrt (/ x y))) (sqrt y))
  (/ (cbrt (/ x y)) (sqrt y))
  (* (cbrt (/ x y)) (cbrt (/ x y)))
  (/ (cbrt (/ x y)) y)
  (/ (sqrt (/ x y)) (* (cbrt y) (cbrt y)))
  (/ (sqrt (/ x y)) (cbrt y))
  (/ (sqrt (/ x y)) (sqrt y))
  (/ (sqrt (/ x y)) (sqrt y))
  (sqrt (/ x y))
  (/ (sqrt (/ x y)) y)
  (/ (/ (* (cbrt x) (cbrt x)) (pow (cbrt y) 3)) (cbrt y))
  (/ (/ (cbrt x) (cbrt y)) (cbrt y))
  (/ (/ (* (cbrt x) (cbrt x)) (* (cbrt y) (cbrt y))) (sqrt y))
  (/ (/ (cbrt x) (cbrt y)) (sqrt y))
  (/ (* (cbrt x) (cbrt x)) (* (cbrt y) (cbrt y)))
  (/ (/ (cbrt x) (cbrt y)) y)
  (/ (/ (* (cbrt x) (cbrt x)) (* (cbrt y) (cbrt y))) (sqrt y))
  (/ (/ (cbrt x) (cbrt y)) (sqrt y))
  (/ (* (cbrt x) (cbrt x)) y)
  (/ (cbrt x) y)
  (/ (* (cbrt x) (cbrt x)) (sqrt y))
  (/ (/ (cbrt x) (sqrt y)) y)
  (/ (* (cbrt x) (cbrt x)) (* (cbrt y) (cbrt y)))
  (/ (/ (cbrt x) (cbrt y)) y)
  (/ (* (cbrt x) (cbrt x)) (sqrt y))
  (/ (/ (cbrt x) (sqrt y)) y)
  (* (cbrt x) (cbrt x))
  (/ (/ (cbrt x) y) y)
  (/ (sqrt x) (* (cbrt y) (pow (cbrt y) 3)))
  (/ (sqrt x) (* (cbrt y) (cbrt y)))
  (/ (/ (sqrt x) (* (cbrt y) (cbrt y))) (sqrt y))
  (/ (/ (sqrt x) (cbrt y)) (sqrt y))
  (/ (sqrt x) (* (cbrt y) (cbrt y)))
  (/ (/ (sqrt x) (cbrt y)) y)
  (/ (/ (sqrt x) (* (cbrt y) (cbrt y))) (sqrt y))
  (/ (/ (sqrt x) (cbrt y)) (sqrt y))
  (/ (sqrt x) y)
  (/ (sqrt x) y)
  (/ (sqrt x) (sqrt y))
  (/ (/ (sqrt x) (sqrt y)) y)
  (/ (sqrt x) (* (cbrt y) (cbrt y)))
  (/ (/ (sqrt x) (cbrt y)) y)
  (/ (sqrt x) (sqrt y))
  (/ (/ (sqrt x) (sqrt y)) y)
  (sqrt x)
  (/ (/ (sqrt x) y) y)
  (/ 1 (* (cbrt y) (pow (cbrt y) 3)))
  (/ x (* (cbrt y) (cbrt y)))
  (/ (/ 1 (* (cbrt y) (cbrt y))) (sqrt y))
  (/ (/ x (cbrt y)) (sqrt y))
  (/ 1 (* (cbrt y) (cbrt y)))
  (/ (/ x (cbrt y)) y)
  (/ (/ 1 (* (cbrt y) (cbrt y))) (sqrt y))
  (/ (/ x (cbrt y)) (sqrt y))
  (/ 1 y)
  (/ x y)
  (/ 1 (sqrt y))
  (/ (/ x (sqrt y)) y)
  (/ 1 (* (cbrt y) (cbrt y)))
  (/ (/ x (cbrt y)) y)
  (/ 1 (sqrt y))
  (/ (/ x (sqrt y)) y)
  1
  (/ (/ x y) y)
  (/ 1 (* (cbrt y) (cbrt y)))
  (/ (/ x (cbrt y)) y)
  (/ 1 (sqrt y))
  (/ (/ x (sqrt y)) y)
  1
  (/ (/ x y) y)
  (/ x (* (cbrt y) (cbrt y)))
  (/ (/ 1 y) (cbrt y))
  (/ x (sqrt y))
  (/ (/ 1 y) (sqrt y))
  x
  (/ (/ 1 y) y)
  (/ 1 y)
  (* (/ y x) y)
  (/ (/ x y) (* (cbrt y) (cbrt y)))
  (/ (/ x (sqrt y)) y)
  (/ x y)
  (/ y (cbrt (/ x y)))
  (/ y (sqrt (/ x y)))
  (/ y (/ (cbrt x) (cbrt y)))
  (/ y (/ (cbrt x) (sqrt y)))
  (/ y (/ (cbrt x) y))
  (/ y (/ (sqrt x) (cbrt y)))
  (/ y (/ (sqrt x) (sqrt y)))
  (/ y (/ (sqrt x) y))
  (/ y (/ x (cbrt y)))
  (/ y (/ x (sqrt y)))
  (* (/ y x) y)
  (* (/ y x) y)
  (pow y 2)
  (pow y 2)
  (/ (/ x y) y)
  (/ (/ x y) y)
  (/ (/ x y) y)
5.838 * * * [progress]: adding candidates to table
5.971 * * [progress]: iteration 3 / 4
5.971 * * * [progress]: picking best candidate
5.977 * * * * [pick]: Picked  #<alt (λ (x y) (* (/ x y) (/ 1 y)))>
5.977 * * * [progress]: localizing error
5.982 * * * [progress]: generating rewritten candidates
5.982 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
6.002 * * * [progress]: generating series expansions
6.002 * * * * [progress]: [ 1 / 1 ] generating series at (2)
6.002 * [approximate]: Taking taylor expansion of (/ x (pow y 2)) in (x y) around 0
6.002 * [taylor]: Taking taylor expansion of (/ x (pow y 2)) in y
6.002 * [taylor]: Taking taylor expansion of x in y
6.002 * [taylor]: Taking taylor expansion of (pow y 2) in y
6.002 * [taylor]: Taking taylor expansion of y in y
6.003 * [taylor]: Taking taylor expansion of (/ x (pow y 2)) in x
6.003 * [taylor]: Taking taylor expansion of x in x
6.003 * [taylor]: Taking taylor expansion of (pow y 2) in x
6.003 * [taylor]: Taking taylor expansion of y in x
6.003 * [taylor]: Taking taylor expansion of (/ x (pow y 2)) in x
6.003 * [taylor]: Taking taylor expansion of x in x
6.003 * [taylor]: Taking taylor expansion of (pow y 2) in x
6.003 * [taylor]: Taking taylor expansion of y in x
6.003 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
6.003 * [taylor]: Taking taylor expansion of (pow y 2) in y
6.003 * [taylor]: Taking taylor expansion of y in y
6.004 * [taylor]: Taking taylor expansion of 0 in y
6.006 * [taylor]: Taking taylor expansion of 0 in y
6.008 * [taylor]: Taking taylor expansion of 0 in y
6.011 * [taylor]: Taking taylor expansion of 0 in y
6.011 * [approximate]: Taking taylor expansion of (/ (pow y 2) x) in (x y) around 0
6.011 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in y
6.011 * [taylor]: Taking taylor expansion of (pow y 2) in y
6.011 * [taylor]: Taking taylor expansion of y in y
6.011 * [taylor]: Taking taylor expansion of x in y
6.011 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in x
6.011 * [taylor]: Taking taylor expansion of (pow y 2) in x
6.011 * [taylor]: Taking taylor expansion of y in x
6.012 * [taylor]: Taking taylor expansion of x in x
6.012 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in x
6.012 * [taylor]: Taking taylor expansion of (pow y 2) in x
6.012 * [taylor]: Taking taylor expansion of y in x
6.012 * [taylor]: Taking taylor expansion of x in x
6.012 * [taylor]: Taking taylor expansion of (pow y 2) in y
6.012 * [taylor]: Taking taylor expansion of y in y
6.013 * [taylor]: Taking taylor expansion of 0 in y
6.015 * [taylor]: Taking taylor expansion of 0 in y
6.017 * [taylor]: Taking taylor expansion of 0 in y
6.018 * [approximate]: Taking taylor expansion of (* -1 (/ (pow y 2) x)) in (x y) around 0
6.018 * [taylor]: Taking taylor expansion of (* -1 (/ (pow y 2) x)) in y
6.018 * [taylor]: Taking taylor expansion of -1 in y
6.018 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in y
6.018 * [taylor]: Taking taylor expansion of (pow y 2) in y
6.018 * [taylor]: Taking taylor expansion of y in y
6.018 * [taylor]: Taking taylor expansion of x in y
6.018 * [taylor]: Taking taylor expansion of (* -1 (/ (pow y 2) x)) in x
6.018 * [taylor]: Taking taylor expansion of -1 in x
6.018 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in x
6.018 * [taylor]: Taking taylor expansion of (pow y 2) in x
6.018 * [taylor]: Taking taylor expansion of y in x
6.018 * [taylor]: Taking taylor expansion of x in x
6.018 * [taylor]: Taking taylor expansion of (* -1 (/ (pow y 2) x)) in x
6.018 * [taylor]: Taking taylor expansion of -1 in x
6.018 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in x
6.018 * [taylor]: Taking taylor expansion of (pow y 2) in x
6.018 * [taylor]: Taking taylor expansion of y in x
6.018 * [taylor]: Taking taylor expansion of x in x
6.019 * [taylor]: Taking taylor expansion of (* -1 (pow y 2)) in y
6.019 * [taylor]: Taking taylor expansion of -1 in y
6.019 * [taylor]: Taking taylor expansion of (pow y 2) in y
6.019 * [taylor]: Taking taylor expansion of y in y
6.020 * [taylor]: Taking taylor expansion of 0 in y
6.023 * [taylor]: Taking taylor expansion of 0 in y
6.027 * [taylor]: Taking taylor expansion of 0 in y
6.027 * * * [progress]: simplifying candidates
6.028 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (expm1 (* (/ x y) (/ 1 y)))
  (log1p (* (/ x y) (/ 1 y)))
  (* (/ x y) (/ 1 y))
  (+ (- (log x) (log y)) (- (log y)))
  (+ (- (log x) (log y)) (- 0 (log y)))
  (+ (- (log x) (log y)) (- (log 1) (log y)))
  (+ (- (log x) (log y)) (log (/ 1 y)))
  (+ (log (/ x y)) (- (log y)))
  (+ (log (/ x y)) (- 0 (log y)))
  (+ (log (/ x y)) (- (log 1) (log y)))
  (+ (log (/ x y)) (log (/ 1 y)))
  (log (* (/ x y) (/ 1 y)))
  (exp (* (/ x y) (/ 1 y)))
  (* (/ (* (* x x) x) (* (* y y) y)) (/ (* (* 1 1) 1) (* (* y y) y)))
  (* (/ (* (* x x) x) (* (* y y) y)) (* (* (/ 1 y) (/ 1 y)) (/ 1 y)))
  (* (* (* (/ x y) (/ x y)) (/ x y)) (/ (* (* 1 1) 1) (* (* y y) y)))
  (* (* (* (/ x y) (/ x y)) (/ x y)) (* (* (/ 1 y) (/ 1 y)) (/ 1 y)))
  (* (cbrt (* (/ x y) (/ 1 y))) (cbrt (* (/ x y) (/ 1 y))))
  (cbrt (* (/ x y) (/ 1 y)))
  (* (* (* (/ x y) (/ 1 y)) (* (/ x y) (/ 1 y))) (* (/ x y) (/ 1 y)))
  (sqrt (* (/ x y) (/ 1 y)))
  (sqrt (* (/ x y) (/ 1 y)))
  (* x 1)
  (* y y)
  (* (sqrt (/ x y)) (sqrt (/ 1 y)))
  (* (sqrt (/ x y)) (sqrt (/ 1 y)))
  (* (sqrt (/ x y)) (/ (sqrt 1) (sqrt y)))
  (* (sqrt (/ x y)) (/ (sqrt 1) (sqrt y)))
  (* (sqrt (/ x y)) (/ 1 (sqrt y)))
  (* (sqrt (/ x y)) (/ 1 (sqrt y)))
  (* (/ (sqrt x) (sqrt y)) (sqrt (/ 1 y)))
  (* (/ (sqrt x) (sqrt y)) (sqrt (/ 1 y)))
  (* (/ (sqrt x) (sqrt y)) (/ (sqrt 1) (sqrt y)))
  (* (/ (sqrt x) (sqrt y)) (/ (sqrt 1) (sqrt y)))
  (* (/ (sqrt x) (sqrt y)) (/ 1 (sqrt y)))
  (* (/ (sqrt x) (sqrt y)) (/ 1 (sqrt y)))
  (* (/ x y) (* (cbrt (/ 1 y)) (cbrt (/ 1 y))))
  (* (/ x y) (sqrt (/ 1 y)))
  (* (/ x y) (/ (* (cbrt 1) (cbrt 1)) (* (cbrt y) (cbrt y))))
  (* (/ x y) (/ (* (cbrt 1) (cbrt 1)) (sqrt y)))
  (* (/ x y) (/ (* (cbrt 1) (cbrt 1)) 1))
  (* (/ x y) (/ (sqrt 1) (* (cbrt y) (cbrt y))))
  (* (/ x y) (/ (sqrt 1) (sqrt y)))
  (* (/ x y) (/ (sqrt 1) 1))
  (* (/ x y) (/ 1 (* (cbrt y) (cbrt y))))
  (* (/ x y) (/ 1 (sqrt y)))
  (* (/ x y) (/ 1 1))
  (* (/ x y) 1)
  (* (/ x y) 1)
  (* (cbrt (/ x y)) (/ 1 y))
  (* (sqrt (/ x y)) (/ 1 y))
  (* (/ (cbrt x) (cbrt y)) (/ 1 y))
  (* (/ (cbrt x) (sqrt y)) (/ 1 y))
  (* (/ (cbrt x) y) (/ 1 y))
  (* (/ (sqrt x) (cbrt y)) (/ 1 y))
  (* (/ (sqrt x) (sqrt y)) (/ 1 y))
  (* (/ (sqrt x) y) (/ 1 y))
  (* (/ x (cbrt y)) (/ 1 y))
  (* (/ x (sqrt y)) (/ 1 y))
  (* (/ x y) (/ 1 y))
  (* (/ x y) (/ 1 y))
  (* (/ 1 y) (/ 1 y))
  (* (/ x y) 1)
  (* x (/ 1 y))
  (/ x (pow y 2))
  (/ x (pow y 2))
  (/ x (pow y 2))
6.031 * * [simplify]: iteration  0 :  112  enodes  (cost  649 )
6.069 * * [simplify]: iteration  1 :  328  enodes  (cost  526 )
6.151 * * [simplify]: iteration  2 :  851  enodes  (cost  426 )
7.593 * * [simplify]: iteration  3 :  3121  enodes  (cost  418 )
8.610 * * [simplify]: iteration  done :  5000  enodes  (cost  418 )
8.610 * [simplify]: Simplified to:
   (expm1 (/ (/ x y) y))
  (log1p (/ (/ x y) y))
  (/ (/ x y) y)
  (log (/ (/ x y) y))
  (log (/ (/ x y) y))
  (log (/ (/ x y) y))
  (log (/ (/ x y) y))
  (log (/ (/ x y) y))
  (log (/ (/ x y) y))
  (log (/ (/ x y) y))
  (log (/ (/ x y) y))
  (log (/ (/ x y) y))
  (exp (/ (/ x y) y))
  (pow (/ x (pow y 2)) 3)
  (pow (/ x (pow y 2)) 3)
  (pow (/ x (pow y 2)) 3)
  (pow (/ x (pow y 2)) 3)
  (* (cbrt (/ (/ x y) y)) (cbrt (/ (/ x y) y)))
  (cbrt (/ (/ x y) y))
  (pow (/ x (pow y 2)) 3)
  (sqrt (/ (/ x y) y))
  (sqrt (/ (/ x y) y))
  x
  (pow y 2)
  (* (sqrt (/ x y)) (sqrt (/ 1 y)))
  (* (sqrt (/ x y)) (sqrt (/ 1 y)))
  (/ (sqrt (/ x y)) (sqrt y))
  (/ (sqrt (/ x y)) (sqrt y))
  (/ (sqrt (/ x y)) (sqrt y))
  (/ (sqrt (/ x y)) (sqrt y))
  (* (/ (sqrt x) (sqrt y)) (sqrt (/ 1 y)))
  (* (/ (sqrt x) (sqrt y)) (sqrt (/ 1 y)))
  (/ (sqrt x) (pow y 1))
  (/ (sqrt x) (pow y 1))
  (/ (sqrt x) (pow y 1))
  (/ (sqrt x) (pow y 1))
  (* (/ x y) (* (cbrt (/ 1 y)) (cbrt (/ 1 y))))
  (* (/ x y) (sqrt (/ 1 y)))
  (/ (/ x y) (* (cbrt y) (cbrt y)))
  (/ (/ x y) (sqrt y))
  (/ x y)
  (/ (/ x y) (* (cbrt y) (cbrt y)))
  (/ (/ x y) (sqrt y))
  (/ x y)
  (/ (/ x y) (* (cbrt y) (cbrt y)))
  (/ (/ x y) (sqrt y))
  (/ x y)
  (/ x y)
  (/ x y)
  (/ (cbrt (/ x y)) y)
  (/ (sqrt (/ x y)) y)
  (/ (/ (cbrt x) y) (cbrt y))
  (/ (/ (cbrt x) y) (sqrt y))
  (/ (/ (cbrt x) y) y)
  (/ (/ (sqrt x) (cbrt y)) y)
  (/ (/ (sqrt x) y) (sqrt y))
  (/ (/ (sqrt x) y) y)
  (/ x (* (cbrt y) y))
  (/ (/ x y) (sqrt y))
  (/ (/ x y) y)
  (/ (/ x y) y)
  (/ (/ 1 y) y)
  (/ x y)
  (/ x y)
  (/ (/ x y) y)
  (/ (/ x y) y)
  (/ (/ x y) y)
8.610 * * * [progress]: adding candidates to table
8.708 * * [progress]: iteration 4 / 4
8.708 * * * [progress]: picking best candidate
8.712 * * * * [pick]: Picked  #<alt (λ (x y) (/ 1 (* (/ y x) y)))>
8.712 * * * [progress]: localizing error
8.716 * * * [progress]: generating rewritten candidates
8.716 * * * * [progress]: [ 1 / 2 ] rewriting at (2)
8.725 * * * * [progress]: [ 2 / 2 ] rewriting at (2 2)
8.735 * * * [progress]: generating series expansions
8.735 * * * * [progress]: [ 1 / 2 ] generating series at (2)
8.735 * [approximate]: Taking taylor expansion of (/ x (pow y 2)) in (y x) around 0
8.735 * [taylor]: Taking taylor expansion of (/ x (pow y 2)) in x
8.735 * [taylor]: Taking taylor expansion of x in x
8.735 * [taylor]: Taking taylor expansion of (pow y 2) in x
8.735 * [taylor]: Taking taylor expansion of y in x
8.735 * [taylor]: Taking taylor expansion of (/ x (pow y 2)) in y
8.735 * [taylor]: Taking taylor expansion of x in y
8.735 * [taylor]: Taking taylor expansion of (pow y 2) in y
8.735 * [taylor]: Taking taylor expansion of y in y
8.736 * [taylor]: Taking taylor expansion of (/ x (pow y 2)) in y
8.736 * [taylor]: Taking taylor expansion of x in y
8.736 * [taylor]: Taking taylor expansion of (pow y 2) in y
8.736 * [taylor]: Taking taylor expansion of y in y
8.736 * [taylor]: Taking taylor expansion of x in x
8.737 * [taylor]: Taking taylor expansion of 0 in x
8.739 * [taylor]: Taking taylor expansion of 0 in x
8.741 * [taylor]: Taking taylor expansion of 0 in x
8.741 * [approximate]: Taking taylor expansion of (/ (pow y 2) x) in (y x) around 0
8.741 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in x
8.741 * [taylor]: Taking taylor expansion of (pow y 2) in x
8.741 * [taylor]: Taking taylor expansion of y in x
8.741 * [taylor]: Taking taylor expansion of x in x
8.741 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in y
8.741 * [taylor]: Taking taylor expansion of (pow y 2) in y
8.741 * [taylor]: Taking taylor expansion of y in y
8.741 * [taylor]: Taking taylor expansion of x in y
8.742 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in y
8.742 * [taylor]: Taking taylor expansion of (pow y 2) in y
8.742 * [taylor]: Taking taylor expansion of y in y
8.742 * [taylor]: Taking taylor expansion of x in y
8.742 * [taylor]: Taking taylor expansion of (/ 1 x) in x
8.742 * [taylor]: Taking taylor expansion of x in x
8.743 * [taylor]: Taking taylor expansion of 0 in x
8.744 * [taylor]: Taking taylor expansion of 0 in x
8.746 * [taylor]: Taking taylor expansion of 0 in x
8.747 * [approximate]: Taking taylor expansion of (* -1 (/ (pow y 2) x)) in (y x) around 0
8.747 * [taylor]: Taking taylor expansion of (* -1 (/ (pow y 2) x)) in x
8.747 * [taylor]: Taking taylor expansion of -1 in x
8.747 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in x
8.747 * [taylor]: Taking taylor expansion of (pow y 2) in x
8.747 * [taylor]: Taking taylor expansion of y in x
8.747 * [taylor]: Taking taylor expansion of x in x
8.747 * [taylor]: Taking taylor expansion of (* -1 (/ (pow y 2) x)) in y
8.747 * [taylor]: Taking taylor expansion of -1 in y
8.747 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in y
8.747 * [taylor]: Taking taylor expansion of (pow y 2) in y
8.747 * [taylor]: Taking taylor expansion of y in y
8.747 * [taylor]: Taking taylor expansion of x in y
8.748 * [taylor]: Taking taylor expansion of (* -1 (/ (pow y 2) x)) in y
8.748 * [taylor]: Taking taylor expansion of -1 in y
8.748 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in y
8.748 * [taylor]: Taking taylor expansion of (pow y 2) in y
8.748 * [taylor]: Taking taylor expansion of y in y
8.748 * [taylor]: Taking taylor expansion of x in y
8.748 * [taylor]: Taking taylor expansion of (/ -1 x) in x
8.748 * [taylor]: Taking taylor expansion of -1 in x
8.748 * [taylor]: Taking taylor expansion of x in x
8.749 * [taylor]: Taking taylor expansion of 0 in x
8.751 * [taylor]: Taking taylor expansion of 0 in x
8.753 * [taylor]: Taking taylor expansion of 0 in x
8.754 * * * * [progress]: [ 2 / 2 ] generating series at (2 2)
8.754 * [approximate]: Taking taylor expansion of (/ (pow y 2) x) in (y x) around 0
8.754 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in x
8.754 * [taylor]: Taking taylor expansion of (pow y 2) in x
8.754 * [taylor]: Taking taylor expansion of y in x
8.754 * [taylor]: Taking taylor expansion of x in x
8.755 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in y
8.755 * [taylor]: Taking taylor expansion of (pow y 2) in y
8.755 * [taylor]: Taking taylor expansion of y in y
8.755 * [taylor]: Taking taylor expansion of x in y
8.755 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in y
8.755 * [taylor]: Taking taylor expansion of (pow y 2) in y
8.755 * [taylor]: Taking taylor expansion of y in y
8.755 * [taylor]: Taking taylor expansion of x in y
8.755 * [taylor]: Taking taylor expansion of (/ 1 x) in x
8.755 * [taylor]: Taking taylor expansion of x in x
8.756 * [taylor]: Taking taylor expansion of 0 in x
8.757 * [taylor]: Taking taylor expansion of 0 in x
8.759 * [taylor]: Taking taylor expansion of 0 in x
8.760 * [approximate]: Taking taylor expansion of (/ x (pow y 2)) in (y x) around 0
8.760 * [taylor]: Taking taylor expansion of (/ x (pow y 2)) in x
8.760 * [taylor]: Taking taylor expansion of x in x
8.760 * [taylor]: Taking taylor expansion of (pow y 2) in x
8.760 * [taylor]: Taking taylor expansion of y in x
8.760 * [taylor]: Taking taylor expansion of (/ x (pow y 2)) in y
8.760 * [taylor]: Taking taylor expansion of x in y
8.760 * [taylor]: Taking taylor expansion of (pow y 2) in y
8.760 * [taylor]: Taking taylor expansion of y in y
8.761 * [taylor]: Taking taylor expansion of (/ x (pow y 2)) in y
8.761 * [taylor]: Taking taylor expansion of x in y
8.761 * [taylor]: Taking taylor expansion of (pow y 2) in y
8.761 * [taylor]: Taking taylor expansion of y in y
8.761 * [taylor]: Taking taylor expansion of x in x
8.762 * [taylor]: Taking taylor expansion of 0 in x
8.763 * [taylor]: Taking taylor expansion of 0 in x
8.765 * [taylor]: Taking taylor expansion of 0 in x
8.766 * [approximate]: Taking taylor expansion of (* -1 (/ x (pow y 2))) in (y x) around 0
8.766 * [taylor]: Taking taylor expansion of (* -1 (/ x (pow y 2))) in x
8.766 * [taylor]: Taking taylor expansion of -1 in x
8.766 * [taylor]: Taking taylor expansion of (/ x (pow y 2)) in x
8.766 * [taylor]: Taking taylor expansion of x in x
8.766 * [taylor]: Taking taylor expansion of (pow y 2) in x
8.766 * [taylor]: Taking taylor expansion of y in x
8.766 * [taylor]: Taking taylor expansion of (* -1 (/ x (pow y 2))) in y
8.766 * [taylor]: Taking taylor expansion of -1 in y
8.766 * [taylor]: Taking taylor expansion of (/ x (pow y 2)) in y
8.766 * [taylor]: Taking taylor expansion of x in y
8.766 * [taylor]: Taking taylor expansion of (pow y 2) in y
8.766 * [taylor]: Taking taylor expansion of y in y
8.766 * [taylor]: Taking taylor expansion of (* -1 (/ x (pow y 2))) in y
8.766 * [taylor]: Taking taylor expansion of -1 in y
8.766 * [taylor]: Taking taylor expansion of (/ x (pow y 2)) in y
8.766 * [taylor]: Taking taylor expansion of x in y
8.766 * [taylor]: Taking taylor expansion of (pow y 2) in y
8.767 * [taylor]: Taking taylor expansion of y in y
8.767 * [taylor]: Taking taylor expansion of (* -1 x) in x
8.767 * [taylor]: Taking taylor expansion of -1 in x
8.767 * [taylor]: Taking taylor expansion of x in x
8.769 * [taylor]: Taking taylor expansion of 0 in x
8.771 * [taylor]: Taking taylor expansion of 0 in x
8.779 * [taylor]: Taking taylor expansion of 0 in x
8.779 * * * [progress]: simplifying candidates
8.780 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (expm1 (/ 1 (* (/ y x) y)))
  (log1p (/ 1 (* (/ y x) y)))
  (- 1)
  (- 1)
  (- (+ (- (log y) (log x)) (log y)))
  (- (+ (log (/ y x)) (log y)))
  (- (log (* (/ y x) y)))
  (- 0 (+ (- (log y) (log x)) (log y)))
  (- 0 (+ (log (/ y x)) (log y)))
  (- 0 (log (* (/ y x) y)))
  (- (log 1) (+ (- (log y) (log x)) (log y)))
  (- (log 1) (+ (log (/ y x)) (log y)))
  (- (log 1) (log (* (/ y x) y)))
  (log (/ 1 (* (/ y x) y)))
  (exp (/ 1 (* (/ y x) y)))
  (/ (* (* 1 1) 1) (* (/ (* (* y y) y) (* (* x x) x)) (* (* y y) y)))
  (/ (* (* 1 1) 1) (* (* (* (/ y x) (/ y x)) (/ y x)) (* (* y y) y)))
  (/ (* (* 1 1) 1) (* (* (* (/ y x) y) (* (/ y x) y)) (* (/ y x) y)))
  (* (cbrt (/ 1 (* (/ y x) y))) (cbrt (/ 1 (* (/ y x) y))))
  (cbrt (/ 1 (* (/ y x) y)))
  (* (* (/ 1 (* (/ y x) y)) (/ 1 (* (/ y x) y))) (/ 1 (* (/ y x) y)))
  (sqrt (/ 1 (* (/ y x) y)))
  (sqrt (/ 1 (* (/ y x) y)))
  (- 1)
  (- (* (/ y x) y))
  (/ (* (cbrt 1) (cbrt 1)) (/ y x))
  (/ (cbrt 1) y)
  (/ (sqrt 1) (/ y x))
  (/ (sqrt 1) y)
  (/ 1 (/ y x))
  (/ 1 y)
  (/ 1 (* (/ y x) y))
  (/ (* (/ y x) y) 1)
  (/ 1 (/ y x))
  (/ (* (/ y x) y) (cbrt 1))
  (/ (* (/ y x) y) (sqrt 1))
  (/ (* (/ y x) y) 1)
  (/ 1 (* y y))
  (expm1 (* (/ y x) y))
  (log1p (* (/ y x) y))
  (* (/ y x) y)
  (+ (- (log y) (log x)) (log y))
  (+ (log (/ y x)) (log y))
  (log (* (/ y x) y))
  (exp (* (/ y x) y))
  (* (/ (* (* y y) y) (* (* x x) x)) (* (* y y) y))
  (* (* (* (/ y x) (/ y x)) (/ y x)) (* (* y y) y))
  (* (cbrt (* (/ y x) y)) (cbrt (* (/ y x) y)))
  (cbrt (* (/ y x) y))
  (* (* (* (/ y x) y) (* (/ y x) y)) (* (/ y x) y))
  (sqrt (* (/ y x) y))
  (sqrt (* (/ y x) y))
  (* (sqrt (/ y x)) (sqrt y))
  (* (sqrt (/ y x)) (sqrt y))
  (* (/ (sqrt y) (sqrt x)) (sqrt y))
  (* (/ (sqrt y) (sqrt x)) (sqrt y))
  (* (/ y x) (* (cbrt y) (cbrt y)))
  (* (/ y x) (sqrt y))
  (* (/ y x) 1)
  (* (cbrt (/ y x)) y)
  (* (sqrt (/ y x)) y)
  (* (/ (cbrt y) (cbrt x)) y)
  (* (/ (cbrt y) (sqrt x)) y)
  (* (/ (cbrt y) x) y)
  (* (/ (sqrt y) (cbrt x)) y)
  (* (/ (sqrt y) (sqrt x)) y)
  (* (/ (sqrt y) x) y)
  (* (/ y (cbrt x)) y)
  (* (/ y (sqrt x)) y)
  (* (/ y x) y)
  (* (/ y x) y)
  (* (/ 1 x) y)
  (* y y)
  (/ x (pow y 2))
  (/ x (pow y 2))
  (/ x (pow y 2))
  (/ (pow y 2) x)
  (/ (pow y 2) x)
  (/ (pow y 2) x)
8.783 * * [simplify]: iteration  0 :  106  enodes  (cost  624 )
8.806 * * [simplify]: iteration  1 :  247  enodes  (cost  568 )
8.909 * * [simplify]: iteration  2 :  683  enodes  (cost  484 )
10.160 * * [simplify]: iteration  3 :  2916  enodes  (cost  440 )
11.684 * * [simplify]: iteration  done :  5000  enodes  (cost  440 )
11.684 * [simplify]: Simplified to:
   (expm1 (/ x (* y y)))
  (log1p (/ x (* y y)))
  -1
  -1
  (log (/ x (pow y 2)))
  (log (/ x (pow y 2)))
  (log (/ x (pow y 2)))
  (log (/ x (pow y 2)))
  (log (/ x (pow y 2)))
  (log (/ x (pow y 2)))
  (log (/ x (pow y 2)))
  (log (/ x (pow y 2)))
  (log (/ x (pow y 2)))
  (log (/ x (pow y 2)))
  (exp (/ x (pow y 2)))
  (pow (/ x (* y y)) 3)
  (pow (/ x (* y y)) 3)
  (pow (/ x (* y y)) 3)
  (* (cbrt (/ x (pow y 2))) (cbrt (/ x (pow y 2))))
  (cbrt (/ x (pow y 2)))
  (pow (/ x (* y y)) 3)
  (sqrt (/ x (pow y 2)))
  (sqrt (/ x (pow y 2)))
  -1
  (- (* (/ y x) y))
  (/ x y)
  (/ 1 y)
  (/ x y)
  (/ 1 y)
  (/ x y)
  (/ 1 y)
  (/ x (pow y 2))
  (* (/ y x) y)
  (/ x y)
  (* (/ y x) y)
  (* (/ y x) y)
  (* (/ y x) y)
  (/ (/ 1 y) y)
  (expm1 (* (/ y x) y))
  (log1p (* (/ y x) y))
  (* (/ y x) y)
  (log (* (/ y x) y))
  (log (* (/ y x) y))
  (log (* (/ y x) y))
  (exp (* (/ y x) y))
  (pow (* (/ y x) y) 3)
  (pow (* (/ y x) y) 3)
  (* (cbrt (* (/ y x) y)) (cbrt (* (/ y x) y)))
  (cbrt (* (/ y x) y))
  (pow (* (/ y x) y) 3)
  (sqrt (* (/ y x) y))
  (sqrt (* (/ y x) y))
  (* (sqrt (/ y x)) (sqrt y))
  (* (sqrt (/ y x)) (sqrt y))
  (/ y (sqrt x))
  (/ y (sqrt x))
  (* (/ y x) (* (cbrt y) (cbrt y)))
  (* (/ (sqrt y) x) y)
  (/ y x)
  (* (cbrt (/ y x)) y)
  (* (sqrt (/ y x)) y)
  (* (/ (cbrt y) (cbrt x)) y)
  (* (/ (cbrt y) (sqrt x)) y)
  (* (/ (cbrt y) x) y)
  (* (/ (sqrt y) (cbrt x)) y)
  (* (/ (sqrt y) (sqrt x)) y)
  (* (/ (sqrt y) x) y)
  (* (/ y (cbrt x)) y)
  (* (/ y (sqrt x)) y)
  (* (/ y x) y)
  (* (/ y x) y)
  (/ y x)
  (* y y)
  (/ x (pow y 2))
  (/ x (pow y 2))
  (/ x (pow y 2))
  (* (/ y x) y)
  (* (/ y x) y)
  (* (/ y x) y)
11.685 * * * [progress]: adding candidates to table
11.795 * [progress]: [Phase 3 of 3] Extracting.
11.795 * * [regime]: Finding splitpoints for: (#<alt (λ (x y) (* (/ (/ 1 y) y) x))> #<alt (λ (x y) (/ x (* y y)))> #<alt (λ (x y) (/ (/ x y) y))> #<alt (λ (x y) (* (* (cbrt (/ (/ x y) y)) (cbrt (/ (/ x y) y))) (cbrt (/ (/ x y) y))))> #<alt (λ (x y) (/ 1 (* (/ y x) y)))> #<alt (λ (x y) (* (/ x y) (/ 1 y)))>)
11.796 * * * [regime-changes]: Trying 4 branch expressions: ((* y y) (/ x (* y y)) y x)
11.796 * * * * [regimes]: Trying to branch on (* y y) from (#<alt (λ (x y) (* (/ (/ 1 y) y) x))> #<alt (λ (x y) (/ x (* y y)))> #<alt (λ (x y) (/ (/ x y) y))> #<alt (λ (x y) (* (* (cbrt (/ (/ x y) y)) (cbrt (/ (/ x y) y))) (cbrt (/ (/ x y) y))))> #<alt (λ (x y) (/ 1 (* (/ y x) y)))> #<alt (λ (x y) (* (/ x y) (/ 1 y)))>)
11.816 * * * * [regimes]: Trying to branch on (/ x (* y y)) from (#<alt (λ (x y) (* (/ (/ 1 y) y) x))> #<alt (λ (x y) (/ x (* y y)))> #<alt (λ (x y) (/ (/ x y) y))> #<alt (λ (x y) (* (* (cbrt (/ (/ x y) y)) (cbrt (/ (/ x y) y))) (cbrt (/ (/ x y) y))))> #<alt (λ (x y) (/ 1 (* (/ y x) y)))> #<alt (λ (x y) (* (/ x y) (/ 1 y)))>)
11.833 * * * * [regimes]: Trying to branch on y from (#<alt (λ (x y) (* (/ (/ 1 y) y) x))> #<alt (λ (x y) (/ x (* y y)))> #<alt (λ (x y) (/ (/ x y) y))> #<alt (λ (x y) (* (* (cbrt (/ (/ x y) y)) (cbrt (/ (/ x y) y))) (cbrt (/ (/ x y) y))))> #<alt (λ (x y) (/ 1 (* (/ y x) y)))> #<alt (λ (x y) (* (/ x y) (/ 1 y)))>)
11.853 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x y) (* (/ (/ 1 y) y) x))> #<alt (λ (x y) (/ x (* y y)))> #<alt (λ (x y) (/ (/ x y) y))> #<alt (λ (x y) (* (* (cbrt (/ (/ x y) y)) (cbrt (/ (/ x y) y))) (cbrt (/ (/ x y) y))))> #<alt (λ (x y) (/ 1 (* (/ y x) y)))> #<alt (λ (x y) (* (/ x y) (/ 1 y)))>)
11.871 * * * [regime]: Found split indices: #<option (#s(si 2 255))>
11.871 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (/ (/ x y) y)
11.872 * * [simplify]: iteration  0 :  4  enodes  (cost  5 )
11.872 * * [simplify]: iteration  done :  4  enodes  (cost  5 )
11.872 * [simplify]: Simplified to:
   (/ (/ x y) y)
12.319 * [regime-testing]: Baseline error score: 0.17327165895736968
12.319 * [regime-testing]: Oracle error score: 0.01675209401175147
12.320 * [regime-testing]: End program error score: 0.17327165895736968
12.337 * [regime-testing]: Target error score: 0.17327165895736968