2.448 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.022 * * * [progress]: [2/2] Setting up program.
0.024 * [progress]: [Phase 2 of 3] Improving.
0.025 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (/ x (* y y))
0.026 * * [simplify]: iteration  0 :  4  enodes  (cost  5 )
0.027 * * [simplify]: iteration  1 :  6  enodes  (cost  5 )
0.029 * * [simplify]: iteration  done :  6  enodes  (cost  5 )
0.029 * [simplify]: Simplified to:
   (/ x (* y y))
0.029 * * [progress]: iteration 1 / 4
0.029 * * * [progress]: picking best candidate
0.031 * * * * [pick]: Picked  #<alt (λ (x y) (/ x (* y y)))>
0.031 * * * [progress]: localizing error
0.038 * * * [progress]: generating rewritten candidates
0.038 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.042 * * * [progress]: generating series expansions
0.042 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.042 * [approximate]: Taking taylor expansion of (/ x (pow y 2)) in (x y) around 0
0.042 * [taylor]: Taking taylor expansion of (/ x (pow y 2)) in y
0.042 * [taylor]: Taking taylor expansion of 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
0.043 * [taylor]: Taking taylor expansion of (/ x (pow y 2)) in x
0.043 * [taylor]: Taking taylor expansion of 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 (pow y 2)) in x
0.043 * [taylor]: Taking taylor expansion of 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 (/ 1 (pow y 2)) in y
0.043 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.043 * [taylor]: Taking taylor expansion of y in y
0.044 * [taylor]: Taking taylor expansion of 0 in y
0.046 * [taylor]: Taking taylor expansion of 0 in y
0.048 * [taylor]: Taking taylor expansion of 0 in y
0.050 * [taylor]: Taking taylor expansion of 0 in y
0.050 * [approximate]: Taking taylor expansion of (/ (pow y 2) x) in (x y) around 0
0.050 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in y
0.050 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.050 * [taylor]: Taking taylor expansion of y in y
0.050 * [taylor]: Taking taylor expansion of x in y
0.050 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in x
0.050 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.050 * [taylor]: Taking taylor expansion of y in x
0.050 * [taylor]: Taking taylor expansion of x in x
0.051 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in x
0.051 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.051 * [taylor]: Taking taylor expansion of y in x
0.051 * [taylor]: Taking taylor expansion of x in x
0.051 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.051 * [taylor]: Taking taylor expansion of y in y
0.058 * [taylor]: Taking taylor expansion of 0 in y
0.061 * [taylor]: Taking taylor expansion of 0 in y
0.063 * [taylor]: Taking taylor expansion of 0 in y
0.064 * [approximate]: Taking taylor expansion of (* -1 (/ (pow y 2) x)) in (x y) around 0
0.064 * [taylor]: Taking taylor expansion of (* -1 (/ (pow y 2) x)) in y
0.064 * [taylor]: Taking taylor expansion of -1 in y
0.064 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in y
0.064 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.064 * [taylor]: Taking taylor expansion of y in y
0.064 * [taylor]: Taking taylor expansion of x in y
0.064 * [taylor]: Taking taylor expansion of (* -1 (/ (pow y 2) x)) in x
0.064 * [taylor]: Taking taylor expansion of -1 in x
0.064 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in x
0.064 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.064 * [taylor]: Taking taylor expansion of y in x
0.065 * [taylor]: Taking taylor expansion of x in x
0.065 * [taylor]: Taking taylor expansion of (* -1 (/ (pow y 2) x)) in x
0.065 * [taylor]: Taking taylor expansion of -1 in x
0.065 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in x
0.065 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.065 * [taylor]: Taking taylor expansion of y in x
0.065 * [taylor]: Taking taylor expansion of x in x
0.065 * [taylor]: Taking taylor expansion of (* -1 (pow y 2)) in y
0.065 * [taylor]: Taking taylor expansion of -1 in y
0.065 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.065 * [taylor]: Taking taylor expansion of y in y
0.066 * [taylor]: Taking taylor expansion of 0 in y
0.069 * [taylor]: Taking taylor expansion of 0 in y
0.073 * [taylor]: Taking taylor expansion of 0 in y
0.073 * * * [progress]: simplifying candidates
0.073 * [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))
0.075 * * [simplify]: iteration  0 :  43  enodes  (cost  185 )
0.082 * * [simplify]: iteration  1 :  96  enodes  (cost  182 )
0.098 * * [simplify]: iteration  2 :  295  enodes  (cost  152 )
0.196 * * [simplify]: iteration  3 :  1069  enodes  (cost  152 )
0.824 * * [simplify]: iteration  4 :  2921  enodes  (cost  152 )
1.915 * * [simplify]: iteration  done :  5001  enodes  (cost  152 )
1.915 * [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 (/ x y))
  (/ x y)
  (/ (* y y) (cbrt x))
  (/ (* y y) (sqrt x))
  (/ y (/ x y))
  (/ (/ x y) y)
  (/ (/ x y) y)
  (/ (/ x y) y)
1.915 * * * [progress]: adding candidates to table
1.955 * * [progress]: iteration 2 / 4
1.955 * * * [progress]: picking best candidate
1.961 * * * * [pick]: Picked  #<alt (λ (x y) (/ (/ x y) y))>
1.961 * * * [progress]: localizing error
1.964 * * * [progress]: generating rewritten candidates
1.964 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
1.973 * * * [progress]: generating series expansions
1.973 * * * * [progress]: [ 1 / 1 ] generating series at (2)
1.973 * [approximate]: Taking taylor expansion of (/ x (pow y 2)) in (x y) around 0
1.973 * [taylor]: Taking taylor expansion of (/ x (pow y 2)) in y
1.973 * [taylor]: Taking taylor expansion of x in y
1.973 * [taylor]: Taking taylor expansion of (pow y 2) in y
1.974 * [taylor]: Taking taylor expansion of y in y
1.974 * [taylor]: Taking taylor expansion of (/ x (pow y 2)) in x
1.974 * [taylor]: Taking taylor expansion of x in x
1.974 * [taylor]: Taking taylor expansion of (pow y 2) in x
1.974 * [taylor]: Taking taylor expansion of y in x
1.974 * [taylor]: Taking taylor expansion of (/ x (pow y 2)) in x
1.974 * [taylor]: Taking taylor expansion of x in x
1.974 * [taylor]: Taking taylor expansion of (pow y 2) in x
1.974 * [taylor]: Taking taylor expansion of y in x
1.974 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
1.974 * [taylor]: Taking taylor expansion of (pow y 2) in y
1.974 * [taylor]: Taking taylor expansion of y in y
1.976 * [taylor]: Taking taylor expansion of 0 in y
1.977 * [taylor]: Taking taylor expansion of 0 in y
1.979 * [taylor]: Taking taylor expansion of 0 in y
1.981 * [taylor]: Taking taylor expansion of 0 in y
1.982 * [approximate]: Taking taylor expansion of (/ (pow y 2) x) in (x y) around 0
1.982 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in y
1.982 * [taylor]: Taking taylor expansion of (pow y 2) in y
1.982 * [taylor]: Taking taylor expansion of y in y
1.982 * [taylor]: Taking taylor expansion of x in y
1.982 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in x
1.982 * [taylor]: Taking taylor expansion of (pow y 2) in x
1.982 * [taylor]: Taking taylor expansion of y in x
1.982 * [taylor]: Taking taylor expansion of x in x
1.982 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in x
1.982 * [taylor]: Taking taylor expansion of (pow y 2) in x
1.982 * [taylor]: Taking taylor expansion of y in x
1.982 * [taylor]: Taking taylor expansion of x in x
1.982 * [taylor]: Taking taylor expansion of (pow y 2) in y
1.982 * [taylor]: Taking taylor expansion of y in y
1.983 * [taylor]: Taking taylor expansion of 0 in y
1.985 * [taylor]: Taking taylor expansion of 0 in y
1.987 * [taylor]: Taking taylor expansion of 0 in y
1.988 * [approximate]: Taking taylor expansion of (* -1 (/ (pow y 2) x)) in (x y) around 0
1.988 * [taylor]: Taking taylor expansion of (* -1 (/ (pow y 2) x)) in y
1.988 * [taylor]: Taking taylor expansion of -1 in y
1.988 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in y
1.988 * [taylor]: Taking taylor expansion of (pow y 2) in y
1.988 * [taylor]: Taking taylor expansion of y in y
1.988 * [taylor]: Taking taylor expansion of x in y
1.988 * [taylor]: Taking taylor expansion of (* -1 (/ (pow y 2) x)) in x
1.988 * [taylor]: Taking taylor expansion of -1 in x
1.988 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in x
1.988 * [taylor]: Taking taylor expansion of (pow y 2) in x
1.988 * [taylor]: Taking taylor expansion of y in x
1.988 * [taylor]: Taking taylor expansion of x in x
1.988 * [taylor]: Taking taylor expansion of (* -1 (/ (pow y 2) x)) in x
1.988 * [taylor]: Taking taylor expansion of -1 in x
1.988 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in x
1.988 * [taylor]: Taking taylor expansion of (pow y 2) in x
1.988 * [taylor]: Taking taylor expansion of y in x
1.988 * [taylor]: Taking taylor expansion of x in x
1.989 * [taylor]: Taking taylor expansion of (* -1 (pow y 2)) in y
1.989 * [taylor]: Taking taylor expansion of -1 in y
1.989 * [taylor]: Taking taylor expansion of (pow y 2) in y
1.989 * [taylor]: Taking taylor expansion of y in y
1.990 * [taylor]: Taking taylor expansion of 0 in y
1.993 * [taylor]: Taking taylor expansion of 0 in y
1.997 * [taylor]: Taking taylor expansion of 0 in y
1.997 * * * [progress]: simplifying candidates
1.998 * [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))
2.001 * * [simplify]: iteration  0 :  140  enodes  (cost  862 )
2.027 * * [simplify]: iteration  1 :  317  enodes  (cost  813 )