22.451 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.014 * * * [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 )
0.017 * [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
0.025 * * * [progress]: generating rewritten candidates
0.025 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.029 * * * [progress]: generating series expansions
0.029 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.029 * [approximate]: Taking taylor expansion of (/ x (pow y 2)) in (x y) around 0
0.029 * [taylor]: Taking taylor expansion of (/ x (pow y 2)) in y
0.029 * [taylor]: Taking taylor expansion of x in y
0.029 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.029 * [taylor]: Taking taylor expansion of y in y
0.029 * [taylor]: Taking taylor expansion of (/ x (pow y 2)) in x
0.029 * [taylor]: Taking taylor expansion of x in x
0.029 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.029 * [taylor]: Taking taylor expansion of y in x
0.030 * [taylor]: Taking taylor expansion of (/ x (pow y 2)) in x
0.030 * [taylor]: Taking taylor expansion of x in x
0.030 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.030 * [taylor]: Taking taylor expansion of y in x
0.030 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.030 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.030 * [taylor]: Taking taylor expansion of y in y
0.031 * [taylor]: Taking taylor expansion of 0 in y
0.032 * [taylor]: Taking taylor expansion of 0 in y
0.034 * [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
0.037 * [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) 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
0.042 * [taylor]: Taking taylor expansion of 0 in y
0.042 * [approximate]: Taking taylor expansion of (* -1 (/ (pow y 2) x)) in (x y) around 0
0.042 * [taylor]: Taking taylor expansion of (* -1 (/ (pow y 2) x)) in y
0.042 * [taylor]: Taking taylor expansion of -1 in y
0.042 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in y
0.042 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.042 * [taylor]: Taking taylor expansion of y in y
0.042 * [taylor]: Taking taylor expansion of x in y
0.043 * [taylor]: Taking taylor expansion of (* -1 (/ (pow y 2) x)) in x
0.043 * [taylor]: Taking taylor expansion of -1 in x
0.043 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in x
0.043 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.043 * [taylor]: Taking taylor expansion of y in x
0.043 * [taylor]: Taking taylor expansion of x in x
0.043 * [taylor]: Taking taylor expansion of (* -1 (/ (pow y 2) x)) in x
0.043 * [taylor]: Taking taylor expansion of -1 in x
0.043 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in x
0.043 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.043 * [taylor]: Taking taylor expansion of y in x
0.043 * [taylor]: Taking taylor expansion of x in x
0.043 * [taylor]: Taking taylor expansion of (* -1 (pow y 2)) in y
0.043 * [taylor]: Taking taylor expansion of -1 in y
0.043 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.043 * [taylor]: Taking taylor expansion of y in y
0.045 * [taylor]: Taking taylor expansion of 0 in y
0.047 * [taylor]: Taking taylor expansion of 0 in y
0.051 * [taylor]: Taking taylor expansion of 0 in y
0.051 * * * [progress]: simplifying candidates
0.052 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (- (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))
0.053 * * [simplify]: iteration  0 :  43  enodes  (cost  185 )
0.060 * * [simplify]: iteration  1 :  94  enodes  (cost  182 )
0.077 * * [simplify]: iteration  2 :  275  enodes  (cost  152 )
0.177 * * [simplify]: iteration  3 :  1009  enodes  (cost  152 )
0.980 * * [simplify]: iteration  4 :  3807  enodes  (cost  152 )
2.080 * * [simplify]: iteration  done :  5000  enodes  (cost  152 )
2.081 * [simplify]: Simplified to:
   (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))
2.081 * * * [progress]: adding candidates to table
2.120 * * [progress]: iteration 2 / 4
2.120 * * * [progress]: picking best candidate
2.124 * * * * [pick]: Picked  #<alt (λ (x y) (/ (/ x y) y))>
2.124 * * * [progress]: localizing error
2.128 * * * [progress]: generating rewritten candidates
2.128 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
2.137 * * * [progress]: generating series expansions
2.137 * * * * [progress]: [ 1 / 1 ] generating series at (2)
2.137 * [approximate]: Taking taylor expansion of (/ x (pow y 2)) in (x y) around 0
2.137 * [taylor]: Taking taylor expansion of (/ x (pow y 2)) in y
2.137 * [taylor]: Taking taylor expansion of x in y
2.137 * [taylor]: Taking taylor expansion of (pow y 2) in y
2.137 * [taylor]: Taking taylor expansion of y in y
2.137 * [taylor]: Taking taylor expansion of (/ x (pow y 2)) in x
2.137 * [taylor]: Taking taylor expansion of x in x
2.137 * [taylor]: Taking taylor expansion of (pow y 2) in x
2.137 * [taylor]: Taking taylor expansion of y in x
2.138 * [taylor]: Taking taylor expansion of (/ x (pow y 2)) in x
2.138 * [taylor]: Taking taylor expansion of x in x
2.138 * [taylor]: Taking taylor expansion of (pow y 2) in x
2.138 * [taylor]: Taking taylor expansion of y in x
2.138 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
2.138 * [taylor]: Taking taylor expansion of (pow y 2) in y
2.138 * [taylor]: Taking taylor expansion of y in y
2.139 * [taylor]: Taking taylor expansion of 0 in y
2.140 * [taylor]: Taking taylor expansion of 0 in y
2.142 * [taylor]: Taking taylor expansion of 0 in y
2.144 * [taylor]: Taking taylor expansion of 0 in y
2.144 * [approximate]: Taking taylor expansion of (/ (pow y 2) x) in (x y) around 0
2.144 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in y
2.144 * [taylor]: Taking taylor expansion of (pow y 2) in y
2.144 * [taylor]: Taking taylor expansion of y in y
2.144 * [taylor]: Taking taylor expansion of x in y
2.145 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in x
2.145 * [taylor]: Taking taylor expansion of (pow y 2) in x
2.145 * [taylor]: Taking taylor expansion of y in x
2.145 * [taylor]: Taking taylor expansion of x in x
2.145 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in x
2.145 * [taylor]: Taking taylor expansion of (pow y 2) in x
2.145 * [taylor]: Taking taylor expansion of y in x
2.145 * [taylor]: Taking taylor expansion of x in x
2.145 * [taylor]: Taking taylor expansion of (pow y 2) in y
2.145 * [taylor]: Taking taylor expansion of y in y
2.146 * [taylor]: Taking taylor expansion of 0 in y
2.148 * [taylor]: Taking taylor expansion of 0 in y
2.150 * [taylor]: Taking taylor expansion of 0 in y
2.152 * [approximate]: Taking taylor expansion of (* -1 (/ (pow y 2) x)) in (x y) around 0
2.152 * [taylor]: Taking taylor expansion of (* -1 (/ (pow y 2) x)) in y
2.152 * [taylor]: Taking taylor expansion of -1 in y
2.152 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in y
2.152 * [taylor]: Taking taylor expansion of (pow y 2) in y
2.152 * [taylor]: Taking taylor expansion of y in y
2.152 * [taylor]: Taking taylor expansion of x in y
2.152 * [taylor]: Taking taylor expansion of (* -1 (/ (pow y 2) x)) in x
2.152 * [taylor]: Taking taylor expansion of -1 in x
2.152 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in x
2.152 * [taylor]: Taking taylor expansion of (pow y 2) in x
2.152 * [taylor]: Taking taylor expansion of y in x
2.152 * [taylor]: Taking taylor expansion of x in x
2.152 * [taylor]: Taking taylor expansion of (* -1 (/ (pow y 2) x)) in x
2.152 * [taylor]: Taking taylor expansion of -1 in x
2.152 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in x
2.152 * [taylor]: Taking taylor expansion of (pow y 2) in x
2.152 * [taylor]: Taking taylor expansion of y in x
2.152 * [taylor]: Taking taylor expansion of x in x
2.152 * [taylor]: Taking taylor expansion of (* -1 (pow y 2)) in y
2.152 * [taylor]: Taking taylor expansion of -1 in y
2.152 * [taylor]: Taking taylor expansion of (pow y 2) in y
2.152 * [taylor]: Taking taylor expansion of y in y
2.154 * [taylor]: Taking taylor expansion of 0 in y
2.156 * [taylor]: Taking taylor expansion of 0 in y
2.160 * [taylor]: Taking taylor expansion of 0 in y
2.160 * * * [progress]: simplifying candidates
2.161 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (- (- (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))
2.164 * * [simplify]: iteration  0 :  140  enodes  (cost  862 )
2.200 * * [simplify]: iteration  1 :  311  enodes  (cost  813 )
2.285 * * [simplify]: iteration  2 :  746  enodes  (cost  757 )
2.721 * * [simplify]: iteration  3 :  2177  enodes  (cost  745 )
3.686 * * [simplify]: iteration  done :  5001  enodes  (cost  745 )
3.687 * [simplify]: Simplified to:
   (log (/ x (pow y 2)))
  (log (/ x (pow y 2)))
  (log (/ x (pow y 2)))
  (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) (/ (pow (cbrt y) 3) (cbrt x))) (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) y) (sqrt y))
  (/ (* (cbrt x) (cbrt x)) (* (cbrt y) (cbrt y)))
  (/ (/ (cbrt x) (cbrt y)) y)
  (/ (* (cbrt x) (cbrt x)) (sqrt y))
  (/ (/ (cbrt x) y) (sqrt y))
  (* (cbrt x) (cbrt x))
  (/ (/ (cbrt x) y) y)
  (/ (/ (sqrt x) (pow (cbrt y) 3)) (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))
  (/ (/ (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) y) (sqrt y))
  (/ (/ (sqrt x) (cbrt y)) (cbrt y))
  (/ (/ (sqrt x) (cbrt y)) y)
  (/ (sqrt x) (sqrt y))
  (/ (/ (sqrt x) y) (sqrt 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 y) (sqrt y))
  (/ 1 (* (cbrt y) (cbrt y)))
  (/ (/ x (cbrt y)) y)
  (/ 1 (sqrt y))
  (/ (/ x y) (sqrt y))
  1
  (/ (/ x y) y)
  (/ 1 (* (cbrt y) (cbrt y)))
  (/ (/ x (cbrt y)) y)
  (/ 1 (sqrt y))
  (/ (/ x y) (sqrt 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 (/ y x))
  (/ (/ x y) (* (cbrt y) (cbrt y)))
  (/ (/ x y) (sqrt 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 (/ y x))
  (* y (/ y x))
  (pow y 2)
  (pow y 2)
  (/ (/ x y) y)
  (/ (/ x y) y)
  (/ (/ x y) y)
3.687 * * * [progress]: adding candidates to table
3.796 * * [progress]: iteration 3 / 4
3.796 * * * [progress]: picking best candidate
3.805 * * * * [pick]: Picked  #<alt (λ (x y) (* (/ x y) (/ 1 y)))>
3.806 * * * [progress]: localizing error
3.810 * * * [progress]: generating rewritten candidates
3.810 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
3.827 * * * [progress]: generating series expansions
3.827 * * * * [progress]: [ 1 / 1 ] generating series at (2)
3.827 * [approximate]: Taking taylor expansion of (/ x (pow y 2)) in (x y) around 0
3.827 * [taylor]: Taking taylor expansion of (/ x (pow y 2)) in y
3.827 * [taylor]: Taking taylor expansion of x in y
3.827 * [taylor]: Taking taylor expansion of (pow y 2) in y
3.827 * [taylor]: Taking taylor expansion of y in y
3.827 * [taylor]: Taking taylor expansion of (/ x (pow y 2)) in x
3.827 * [taylor]: Taking taylor expansion of x in x
3.827 * [taylor]: Taking taylor expansion of (pow y 2) in x
3.827 * [taylor]: Taking taylor expansion of y in x
3.828 * [taylor]: Taking taylor expansion of (/ x (pow y 2)) in x
3.828 * [taylor]: Taking taylor expansion of x in x
3.828 * [taylor]: Taking taylor expansion of (pow y 2) in x
3.828 * [taylor]: Taking taylor expansion of y in x
3.828 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
3.828 * [taylor]: Taking taylor expansion of (pow y 2) in y
3.828 * [taylor]: Taking taylor expansion of y in y
3.829 * [taylor]: Taking taylor expansion of 0 in y
3.830 * [taylor]: Taking taylor expansion of 0 in y
3.832 * [taylor]: Taking taylor expansion of 0 in y
3.834 * [taylor]: Taking taylor expansion of 0 in y
3.834 * [approximate]: Taking taylor expansion of (/ (pow y 2) x) in (x y) around 0
3.834 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in y
3.834 * [taylor]: Taking taylor expansion of (pow y 2) in y
3.834 * [taylor]: Taking taylor expansion of y in y
3.834 * [taylor]: Taking taylor expansion of x in y
3.835 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in x
3.835 * [taylor]: Taking taylor expansion of (pow y 2) in x
3.835 * [taylor]: Taking taylor expansion of y in x
3.835 * [taylor]: Taking taylor expansion of x in x
3.835 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in x
3.835 * [taylor]: Taking taylor expansion of (pow y 2) in x
3.835 * [taylor]: Taking taylor expansion of y in x
3.835 * [taylor]: Taking taylor expansion of x in x
3.835 * [taylor]: Taking taylor expansion of (pow y 2) in y
3.835 * [taylor]: Taking taylor expansion of y in y
3.836 * [taylor]: Taking taylor expansion of 0 in y
3.838 * [taylor]: Taking taylor expansion of 0 in y
3.840 * [taylor]: Taking taylor expansion of 0 in y
3.840 * [approximate]: Taking taylor expansion of (* -1 (/ (pow y 2) x)) in (x y) around 0
3.840 * [taylor]: Taking taylor expansion of (* -1 (/ (pow y 2) x)) in y
3.840 * [taylor]: Taking taylor expansion of -1 in y
3.840 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in y
3.841 * [taylor]: Taking taylor expansion of (pow y 2) in y
3.841 * [taylor]: Taking taylor expansion of y in y
3.841 * [taylor]: Taking taylor expansion of x in y
3.841 * [taylor]: Taking taylor expansion of (* -1 (/ (pow y 2) x)) in x
3.841 * [taylor]: Taking taylor expansion of -1 in x
3.841 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in x
3.841 * [taylor]: Taking taylor expansion of (pow y 2) in x
3.841 * [taylor]: Taking taylor expansion of y in x
3.841 * [taylor]: Taking taylor expansion of x in x
3.841 * [taylor]: Taking taylor expansion of (* -1 (/ (pow y 2) x)) in x
3.841 * [taylor]: Taking taylor expansion of -1 in x
3.841 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in x
3.841 * [taylor]: Taking taylor expansion of (pow y 2) in x
3.841 * [taylor]: Taking taylor expansion of y in x
3.841 * [taylor]: Taking taylor expansion of x in x
3.841 * [taylor]: Taking taylor expansion of (* -1 (pow y 2)) in y
3.841 * [taylor]: Taking taylor expansion of -1 in y
3.841 * [taylor]: Taking taylor expansion of (pow y 2) in y
3.841 * [taylor]: Taking taylor expansion of y in y
3.843 * [taylor]: Taking taylor expansion of 0 in y
3.846 * [taylor]: Taking taylor expansion of 0 in y
3.852 * [taylor]: Taking taylor expansion of 0 in y
3.852 * * * [progress]: simplifying candidates
3.853 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (* (/ 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))
3.855 * * [simplify]: iteration  0 :  110  enodes  (cost  633 )
3.887 * * [simplify]: iteration  1 :  326  enodes  (cost  514 )
3.959 * * [simplify]: iteration  2 :  835  enodes  (cost  414 )
4.839 * * [simplify]: iteration  3 :  3094  enodes  (cost  406 )
5.651 * * [simplify]: iteration  done :  5000  enodes  (cost  406 )
5.651 * [simplify]: Simplified to:
   (/ x (pow y 2))
  (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) (cbrt y)) 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 (pow y 2))
  (/ x (pow y 2))
  (/ 1 (* y y))
  (/ x y)
  (/ x y)
  (/ x (pow y 2))
  (/ x (pow y 2))
  (/ x (pow y 2))
5.652 * * * [progress]: adding candidates to table
5.736 * * [progress]: iteration 4 / 4
5.736 * * * [progress]: picking best candidate
5.744 * * * * [pick]: Picked  #<alt (λ (x y) (/ 1 (* y (/ y x))))>
5.745 * * * [progress]: localizing error
5.749 * * * [progress]: generating rewritten candidates
5.749 * * * * [progress]: [ 1 / 2 ] rewriting at (2)
5.757 * * * * [progress]: [ 2 / 2 ] rewriting at (2 2)
5.766 * * * [progress]: generating series expansions
5.766 * * * * [progress]: [ 1 / 2 ] generating series at (2)
5.766 * [approximate]: Taking taylor expansion of (/ x (pow y 2)) in (y x) around 0
5.766 * [taylor]: Taking taylor expansion of (/ x (pow y 2)) in x
5.766 * [taylor]: Taking taylor expansion of x in x
5.766 * [taylor]: Taking taylor expansion of (pow y 2) in x
5.767 * [taylor]: Taking taylor expansion of y in x
5.767 * [taylor]: Taking taylor expansion of (/ x (pow y 2)) in y
5.767 * [taylor]: Taking taylor expansion of x in y
5.767 * [taylor]: Taking taylor expansion of (pow y 2) in y
5.767 * [taylor]: Taking taylor expansion of y in y
5.767 * [taylor]: Taking taylor expansion of (/ x (pow y 2)) in y
5.767 * [taylor]: Taking taylor expansion of x in y
5.767 * [taylor]: Taking taylor expansion of (pow y 2) in y
5.767 * [taylor]: Taking taylor expansion of y in y
5.768 * [taylor]: Taking taylor expansion of x in x
5.769 * [taylor]: Taking taylor expansion of 0 in x
5.770 * [taylor]: Taking taylor expansion of 0 in x
5.772 * [taylor]: Taking taylor expansion of 0 in x
5.772 * [approximate]: Taking taylor expansion of (/ (pow y 2) x) in (y x) around 0
5.772 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in x
5.772 * [taylor]: Taking taylor expansion of (pow y 2) in x
5.772 * [taylor]: Taking taylor expansion of y in x
5.772 * [taylor]: Taking taylor expansion of x in x
5.772 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in y
5.772 * [taylor]: Taking taylor expansion of (pow y 2) in y
5.772 * [taylor]: Taking taylor expansion of y in y
5.772 * [taylor]: Taking taylor expansion of x in y
5.772 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in y
5.772 * [taylor]: Taking taylor expansion of (pow y 2) in y
5.772 * [taylor]: Taking taylor expansion of y in y
5.772 * [taylor]: Taking taylor expansion of x in y
5.773 * [taylor]: Taking taylor expansion of (/ 1 x) in x
5.773 * [taylor]: Taking taylor expansion of x in x
5.774 * [taylor]: Taking taylor expansion of 0 in x
5.775 * [taylor]: Taking taylor expansion of 0 in x
5.776 * [taylor]: Taking taylor expansion of 0 in x
5.777 * [approximate]: Taking taylor expansion of (* -1 (/ (pow y 2) x)) in (y x) around 0
5.777 * [taylor]: Taking taylor expansion of (* -1 (/ (pow y 2) x)) in x
5.777 * [taylor]: Taking taylor expansion of -1 in x
5.777 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in x
5.777 * [taylor]: Taking taylor expansion of (pow y 2) in x
5.777 * [taylor]: Taking taylor expansion of y in x
5.777 * [taylor]: Taking taylor expansion of x in x
5.777 * [taylor]: Taking taylor expansion of (* -1 (/ (pow y 2) x)) in y
5.777 * [taylor]: Taking taylor expansion of -1 in y
5.777 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in y
5.777 * [taylor]: Taking taylor expansion of (pow y 2) in y
5.777 * [taylor]: Taking taylor expansion of y in y
5.777 * [taylor]: Taking taylor expansion of x in y
5.777 * [taylor]: Taking taylor expansion of (* -1 (/ (pow y 2) x)) in y
5.777 * [taylor]: Taking taylor expansion of -1 in y
5.777 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in y
5.777 * [taylor]: Taking taylor expansion of (pow y 2) in y
5.777 * [taylor]: Taking taylor expansion of y in y
5.777 * [taylor]: Taking taylor expansion of x in y
5.778 * [taylor]: Taking taylor expansion of (/ -1 x) in x
5.778 * [taylor]: Taking taylor expansion of -1 in x
5.778 * [taylor]: Taking taylor expansion of x in x
5.779 * [taylor]: Taking taylor expansion of 0 in x
5.780 * [taylor]: Taking taylor expansion of 0 in x
5.782 * [taylor]: Taking taylor expansion of 0 in x
5.783 * * * * [progress]: [ 2 / 2 ] generating series at (2 2)
5.783 * [approximate]: Taking taylor expansion of (/ (pow y 2) x) in (y x) around 0
5.783 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in x
5.783 * [taylor]: Taking taylor expansion of (pow y 2) in x
5.783 * [taylor]: Taking taylor expansion of y in x
5.783 * [taylor]: Taking taylor expansion of x in x
5.783 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in y
5.783 * [taylor]: Taking taylor expansion of (pow y 2) in y
5.783 * [taylor]: Taking taylor expansion of y in y
5.783 * [taylor]: Taking taylor expansion of x in y
5.784 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in y
5.784 * [taylor]: Taking taylor expansion of (pow y 2) in y
5.784 * [taylor]: Taking taylor expansion of y in y
5.784 * [taylor]: Taking taylor expansion of x in y
5.784 * [taylor]: Taking taylor expansion of (/ 1 x) in x
5.784 * [taylor]: Taking taylor expansion of x in x
5.785 * [taylor]: Taking taylor expansion of 0 in x
5.786 * [taylor]: Taking taylor expansion of 0 in x
5.787 * [taylor]: Taking taylor expansion of 0 in x
5.788 * [approximate]: Taking taylor expansion of (/ x (pow y 2)) in (y x) around 0
5.788 * [taylor]: Taking taylor expansion of (/ x (pow y 2)) in x
5.788 * [taylor]: Taking taylor expansion of x in x
5.788 * [taylor]: Taking taylor expansion of (pow y 2) in x
5.788 * [taylor]: Taking taylor expansion of y in x
5.788 * [taylor]: Taking taylor expansion of (/ x (pow y 2)) in y
5.788 * [taylor]: Taking taylor expansion of x in y
5.788 * [taylor]: Taking taylor expansion of (pow y 2) in y
5.788 * [taylor]: Taking taylor expansion of y in y
5.789 * [taylor]: Taking taylor expansion of (/ x (pow y 2)) in y
5.789 * [taylor]: Taking taylor expansion of x in y
5.789 * [taylor]: Taking taylor expansion of (pow y 2) in y
5.789 * [taylor]: Taking taylor expansion of y in y
5.789 * [taylor]: Taking taylor expansion of x in x
5.790 * [taylor]: Taking taylor expansion of 0 in x
5.791 * [taylor]: Taking taylor expansion of 0 in x
5.793 * [taylor]: Taking taylor expansion of 0 in x
5.793 * [approximate]: Taking taylor expansion of (* -1 (/ x (pow y 2))) in (y x) around 0
5.793 * [taylor]: Taking taylor expansion of (* -1 (/ x (pow y 2))) in x
5.793 * [taylor]: Taking taylor expansion of -1 in x
5.793 * [taylor]: Taking taylor expansion of (/ x (pow y 2)) in x
5.793 * [taylor]: Taking taylor expansion of x in x
5.793 * [taylor]: Taking taylor expansion of (pow y 2) in x
5.793 * [taylor]: Taking taylor expansion of y in x
5.794 * [taylor]: Taking taylor expansion of (* -1 (/ x (pow y 2))) in y
5.794 * [taylor]: Taking taylor expansion of -1 in y
5.794 * [taylor]: Taking taylor expansion of (/ x (pow y 2)) in y
5.794 * [taylor]: Taking taylor expansion of x in y
5.794 * [taylor]: Taking taylor expansion of (pow y 2) in y
5.794 * [taylor]: Taking taylor expansion of y in y
5.794 * [taylor]: Taking taylor expansion of (* -1 (/ x (pow y 2))) in y
5.794 * [taylor]: Taking taylor expansion of -1 in y
5.794 * [taylor]: Taking taylor expansion of (/ x (pow y 2)) in y
5.794 * [taylor]: Taking taylor expansion of x in y
5.794 * [taylor]: Taking taylor expansion of (pow y 2) in y
5.794 * [taylor]: Taking taylor expansion of y in y
5.795 * [taylor]: Taking taylor expansion of (* -1 x) in x
5.795 * [taylor]: Taking taylor expansion of -1 in x
5.795 * [taylor]: Taking taylor expansion of x in x
5.796 * [taylor]: Taking taylor expansion of 0 in x
5.799 * [taylor]: Taking taylor expansion of 0 in x
5.802 * [taylor]: Taking taylor expansion of 0 in x
5.802 * * * [progress]: simplifying candidates
5.803 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (- 1)
  (- 1)
  (- (+ (log y) (- (log y) (log x))))
  (- (+ (log y) (log (/ y x))))
  (- (log (* y (/ y x))))
  (- 0 (+ (log y) (- (log y) (log x))))
  (- 0 (+ (log y) (log (/ y x))))
  (- 0 (log (* y (/ y x))))
  (- (log 1) (+ (log y) (- (log y) (log x))))
  (- (log 1) (+ (log y) (log (/ y x))))
  (- (log 1) (log (* y (/ y x))))
  (log (/ 1 (* y (/ y x))))
  (exp (/ 1 (* y (/ y x))))
  (/ (* (* 1 1) 1) (* (* (* y y) y) (/ (* (* y y) y) (* (* x x) x))))
  (/ (* (* 1 1) 1) (* (* (* y y) y) (* (* (/ y x) (/ y x)) (/ y x))))
  (/ (* (* 1 1) 1) (* (* (* y (/ y x)) (* y (/ y x))) (* y (/ y x))))
  (* (cbrt (/ 1 (* y (/ y x)))) (cbrt (/ 1 (* y (/ y x)))))
  (cbrt (/ 1 (* y (/ y x))))
  (* (* (/ 1 (* y (/ y x))) (/ 1 (* y (/ y x)))) (/ 1 (* y (/ y x))))
  (sqrt (/ 1 (* y (/ y x))))
  (sqrt (/ 1 (* y (/ y x))))
  (- 1)
  (- (* y (/ y x)))
  (/ (* (cbrt 1) (cbrt 1)) y)
  (/ (cbrt 1) (/ y x))
  (/ (sqrt 1) y)
  (/ (sqrt 1) (/ y x))
  (/ 1 y)
  (/ 1 (/ y x))
  (/ 1 (* y (/ y x)))
  (/ (* y (/ y x)) 1)
  (/ 1 y)
  (/ (* y (/ y x)) (cbrt 1))
  (/ (* y (/ y x)) (sqrt 1))
  (/ (* y (/ y x)) 1)
  (/ 1 (* y y))
  (* y (/ y x))
  (+ (log y) (- (log y) (log x)))
  (+ (log y) (log (/ y x)))
  (log (* y (/ y x)))
  (exp (* y (/ y x)))
  (* (* (* y y) y) (/ (* (* y y) y) (* (* x x) x)))
  (* (* (* y y) y) (* (* (/ y x) (/ y x)) (/ y x)))
  (* (cbrt (* y (/ y x))) (cbrt (* y (/ y x))))
  (cbrt (* y (/ y x)))
  (* (* (* y (/ y x)) (* y (/ y x))) (* y (/ y x)))
  (sqrt (* y (/ y x)))
  (sqrt (* y (/ y x)))
  (* (sqrt y) (sqrt (/ y x)))
  (* (sqrt y) (sqrt (/ y x)))
  (* (sqrt y) (/ (sqrt y) (sqrt x)))
  (* (sqrt y) (/ (sqrt y) (sqrt x)))
  (* y (* (cbrt (/ y x)) (cbrt (/ y x))))
  (* y (sqrt (/ y x)))
  (* y (/ (* (cbrt y) (cbrt y)) (* (cbrt x) (cbrt x))))
  (* y (/ (* (cbrt y) (cbrt y)) (sqrt x)))
  (* y (/ (* (cbrt y) (cbrt y)) 1))
  (* y (/ (sqrt y) (* (cbrt x) (cbrt x))))
  (* y (/ (sqrt y) (sqrt x)))
  (* y (/ (sqrt y) 1))
  (* y (/ 1 (* (cbrt x) (cbrt x))))
  (* y (/ 1 (sqrt x)))
  (* y (/ 1 1))
  (* y 1)
  (* y y)
  (* (cbrt y) (/ y x))
  (* (sqrt y) (/ y x))
  (* y (/ y x))
  (* 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)
5.806 * * [simplify]: iteration  0 :  104  enodes  (cost  610 )
5.838 * * [simplify]: iteration  1 :  254  enodes  (cost  542 )
5.915 * * [simplify]: iteration  2 :  665  enodes  (cost  460 )
6.469 * * [simplify]: iteration  3 :  2580  enodes  (cost  422 )
8.488 * * [simplify]: iteration  done :  5000  enodes  (cost  422 )
8.489 * [simplify]: Simplified to:
   -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 (pow y 2)) 3)
  (pow (/ x (pow y 2)) 3)
  (pow (/ x (pow y 2)) 3)
  (* (cbrt (/ x (pow y 2))) (cbrt (/ x (pow y 2))))
  (cbrt (/ x (pow y 2)))
  (pow (/ x (pow y 2)) 3)
  (sqrt (/ x (pow y 2)))
  (sqrt (/ x (pow y 2)))
  -1
  (- (* y (/ y x)))
  (/ 1 y)
  (/ x y)
  (/ 1 y)
  (/ x y)
  (/ 1 y)
  (/ x y)
  (/ x (pow y 2))
  (* (/ y x) y)
  (/ 1 y)
  (* (/ y x) y)
  (* (/ y x) y)
  (* (/ y x) y)
  (/ (/ 1 y) y)
  (* (/ y x) y)
  (log (* y (/ y x)))
  (log (* y (/ y x)))
  (log (* y (/ y x)))
  (exp (* y (/ y x)))
  (pow (/ (* y y) x) 3)
  (pow (/ (* y y) x) 3)
  (* (cbrt (* y (/ y x))) (cbrt (* y (/ y x))))
  (cbrt (* y (/ y x)))
  (pow (/ (* y y) x) 3)
  (sqrt (* y (/ y x)))
  (sqrt (* y (/ y x)))
  (* (sqrt y) (sqrt (/ y x)))
  (* (sqrt y) (sqrt (/ y x)))
  (/ y (sqrt x))
  (/ y (sqrt x))
  (* y (* (cbrt (/ y x)) (cbrt (/ y x))))
  (* y (sqrt (/ y x)))
  (* y (/ (* (cbrt y) (cbrt y)) (* (cbrt x) (cbrt x))))
  (* y (/ (* (cbrt y) (cbrt y)) (sqrt x)))
  (* y (* (cbrt y) (cbrt y)))
  (* y (/ (sqrt y) (* (cbrt x) (cbrt x))))
  (* y (/ (sqrt y) (sqrt x)))
  (* (sqrt y) y)
  (/ y (* (cbrt x) (cbrt x)))
  (/ y (sqrt x))
  y
  y
  (pow y 2)
  (* (cbrt y) (/ y x))
  (* (sqrt y) (/ y x))
  (* (/ y x) y)
  (pow y 2)
  (/ x (pow y 2))
  (/ x (pow y 2))
  (/ x (pow y 2))
  (* (/ y x) y)
  (* (/ y x) y)
  (* (/ y x) y)
8.489 * * * [progress]: adding candidates to table
8.586 * [progress]: [Phase 3 of 3] Extracting.
8.586 * * [regime]: Finding splitpoints for: (#<alt (λ (x y) (/ (* (cbrt x) (cbrt x)) (/ (* y y) (cbrt x))))> #<alt (λ (x y) (/ x (* y y)))> #<alt (λ (x y) (* (* (cbrt (/ x y)) (cbrt (/ x y))) (/ (cbrt (/ x y)) y)))> #<alt (λ (x y) (* (/ (* (cbrt x) (cbrt x)) (* (cbrt y) (cbrt y))) (/ (/ (cbrt x) (cbrt y)) y)))> #<alt (λ (x y) (/ 1 (* (pow y 2) (/ 1 x))))> #<alt (λ (x y) (/ 1 (* (* (cbrt (* y (/ y x))) (cbrt (* y (/ y x)))) (cbrt (* y (/ y x))))))> #<alt (λ (x y) (/ (/ x y) y))> #<alt (λ (x y) (/ 1 (* y (/ y x))))> #<alt (λ (x y) (* (/ x y) (/ 1 y)))>)
8.587 * * * [regime-changes]: Trying 4 branch expressions: ((* y y) (/ x (* y y)) y x)
8.587 * * * * [regimes]: Trying to branch on (* y y) from (#<alt (λ (x y) (/ (* (cbrt x) (cbrt x)) (/ (* y y) (cbrt x))))> #<alt (λ (x y) (/ x (* y y)))> #<alt (λ (x y) (* (* (cbrt (/ x y)) (cbrt (/ x y))) (/ (cbrt (/ x y)) y)))> #<alt (λ (x y) (* (/ (* (cbrt x) (cbrt x)) (* (cbrt y) (cbrt y))) (/ (/ (cbrt x) (cbrt y)) y)))> #<alt (λ (x y) (/ 1 (* (pow y 2) (/ 1 x))))> #<alt (λ (x y) (/ 1 (* (* (cbrt (* y (/ y x))) (cbrt (* y (/ y x)))) (cbrt (* y (/ y x))))))> #<alt (λ (x y) (/ (/ x y) y))> #<alt (λ (x y) (/ 1 (* y (/ y x))))> #<alt (λ (x y) (* (/ x y) (/ 1 y)))>)
8.608 * * * * [regimes]: Trying to branch on (* y y) from (#<alt (λ (x y) (/ (* (cbrt x) (cbrt x)) (/ (* y y) (cbrt x))))> #<alt (λ (x y) (/ x (* y y)))>)
8.620 * * * * [regimes]: Trying to branch on (/ x (* y y)) from (#<alt (λ (x y) (/ (* (cbrt x) (cbrt x)) (/ (* y y) (cbrt x))))> #<alt (λ (x y) (/ x (* y y)))> #<alt (λ (x y) (* (* (cbrt (/ x y)) (cbrt (/ x y))) (/ (cbrt (/ x y)) y)))> #<alt (λ (x y) (* (/ (* (cbrt x) (cbrt x)) (* (cbrt y) (cbrt y))) (/ (/ (cbrt x) (cbrt y)) y)))> #<alt (λ (x y) (/ 1 (* (pow y 2) (/ 1 x))))> #<alt (λ (x y) (/ 1 (* (* (cbrt (* y (/ y x))) (cbrt (* y (/ y x)))) (cbrt (* y (/ y x))))))> #<alt (λ (x y) (/ (/ x y) y))> #<alt (λ (x y) (/ 1 (* y (/ y x))))> #<alt (λ (x y) (* (/ x y) (/ 1 y)))>)
8.641 * * * * [regimes]: Trying to branch on y from (#<alt (λ (x y) (/ (* (cbrt x) (cbrt x)) (/ (* y y) (cbrt x))))> #<alt (λ (x y) (/ x (* y y)))> #<alt (λ (x y) (* (* (cbrt (/ x y)) (cbrt (/ x y))) (/ (cbrt (/ x y)) y)))> #<alt (λ (x y) (* (/ (* (cbrt x) (cbrt x)) (* (cbrt y) (cbrt y))) (/ (/ (cbrt x) (cbrt y)) y)))> #<alt (λ (x y) (/ 1 (* (pow y 2) (/ 1 x))))> #<alt (λ (x y) (/ 1 (* (* (cbrt (* y (/ y x))) (cbrt (* y (/ y x)))) (cbrt (* y (/ y x))))))> #<alt (λ (x y) (/ (/ x y) y))> #<alt (λ (x y) (/ 1 (* y (/ y x))))> #<alt (λ (x y) (* (/ x y) (/ 1 y)))>)
8.667 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x y) (/ (* (cbrt x) (cbrt x)) (/ (* y y) (cbrt x))))> #<alt (λ (x y) (/ x (* y y)))> #<alt (λ (x y) (* (* (cbrt (/ x y)) (cbrt (/ x y))) (/ (cbrt (/ x y)) y)))> #<alt (λ (x y) (* (/ (* (cbrt x) (cbrt x)) (* (cbrt y) (cbrt y))) (/ (/ (cbrt x) (cbrt y)) y)))> #<alt (λ (x y) (/ 1 (* (pow y 2) (/ 1 x))))> #<alt (λ (x y) (/ 1 (* (* (cbrt (* y (/ y x))) (cbrt (* y (/ y x)))) (cbrt (* y (/ y x))))))> #<alt (λ (x y) (/ (/ x y) y))> #<alt (λ (x y) (/ 1 (* y (/ y x))))> #<alt (λ (x y) (* (/ x y) (/ 1 y)))>)
8.691 * * * [regime]: Found split indices: #<option (#s(si 6 255))>
8.691 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (/ (/ x y) y)
8.692 * * [simplify]: iteration  0 :  4  enodes  (cost  5 )
8.692 * * [simplify]: iteration  done :  4  enodes  (cost  5 )
8.692 * [simplify]: Simplified to:
   (/ (/ x y) y)
9.220 * [regime-testing]: Baseline error score: 0.18689836229528692
9.221 * [regime-testing]: Oracle error score: 0.01512689086135767
9.222 * [regime-testing]: End program error score: 0.18689836229528692
9.238 * [regime-testing]: Target error score: 0.18689836229528692