15.937 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.015 * * * [progress]: [2/2] Setting up program.
0.017 * [progress]: [Phase 2 of 3] Improving.
0.017 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (* 2.0 (- (* x x) (* x y)))
0.018 * * [simplify]: iteration  0 :  7  enodes  (cost  9 )
0.019 * * [simplify]: iteration  1 :  13  enodes  (cost  7 )
0.021 * * [simplify]: iteration  2 :  32  enodes  (cost  7 )
0.025 * * [simplify]: iteration  3 :  58  enodes  (cost  7 )
0.038 * * [simplify]: iteration  4 :  72  enodes  (cost  7 )
0.049 * * [simplify]: iteration  5 :  81  enodes  (cost  7 )
0.062 * * [simplify]: iteration  done :  81  enodes  (cost  7 )
0.063 * [simplify]: Simplified to:
   (* (* x (- x y)) 2.0)
0.065 * * [progress]: iteration 1 / 4
0.065 * * * [progress]: picking best candidate
0.067 * * * * [pick]: Picked  #<alt (λ (x y) (* (* x (- x y)) 2.0))>
0.068 * * * [progress]: localizing error
0.072 * * * [progress]: generating rewritten candidates
0.072 * * * * [progress]: [ 1 / 1 ] rewriting at (2 1)
0.083 * * * [progress]: generating series expansions
0.083 * * * * [progress]: [ 1 / 1 ] generating series at (2 1)
0.083 * [approximate]: Taking taylor expansion of (* x (- x y)) in (x y) around 0
0.083 * [taylor]: Taking taylor expansion of (* x (- x y)) in y
0.083 * [taylor]: Taking taylor expansion of x in y
0.083 * [taylor]: Taking taylor expansion of (- x y) in y
0.083 * [taylor]: Taking taylor expansion of x in y
0.083 * [taylor]: Taking taylor expansion of y in y
0.083 * [taylor]: Taking taylor expansion of (* x (- x y)) in x
0.083 * [taylor]: Taking taylor expansion of x in x
0.083 * [taylor]: Taking taylor expansion of (- x y) in x
0.083 * [taylor]: Taking taylor expansion of x in x
0.083 * [taylor]: Taking taylor expansion of y in x
0.083 * [taylor]: Taking taylor expansion of (* x (- x y)) in x
0.083 * [taylor]: Taking taylor expansion of x in x
0.083 * [taylor]: Taking taylor expansion of (- x y) in x
0.083 * [taylor]: Taking taylor expansion of x in x
0.083 * [taylor]: Taking taylor expansion of y in x
0.083 * [taylor]: Taking taylor expansion of 0 in y
0.084 * [taylor]: Taking taylor expansion of (- y) in y
0.084 * [taylor]: Taking taylor expansion of y in y
0.086 * [taylor]: Taking taylor expansion of 1 in y
0.087 * [taylor]: Taking taylor expansion of 0 in y
0.092 * [taylor]: Taking taylor expansion of 0 in y
0.092 * [approximate]: Taking taylor expansion of (/ (- (/ 1 x) (/ 1 y)) x) in (x y) around 0
0.092 * [taylor]: Taking taylor expansion of (/ (- (/ 1 x) (/ 1 y)) x) in y
0.092 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in y
0.092 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.092 * [taylor]: Taking taylor expansion of x in y
0.092 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.092 * [taylor]: Taking taylor expansion of y in y
0.093 * [taylor]: Taking taylor expansion of x in y
0.093 * [taylor]: Taking taylor expansion of (/ (- (/ 1 x) (/ 1 y)) x) in x
0.093 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x
0.093 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.093 * [taylor]: Taking taylor expansion of x in x
0.094 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.094 * [taylor]: Taking taylor expansion of y in x
0.094 * [taylor]: Taking taylor expansion of x in x
0.094 * [taylor]: Taking taylor expansion of (/ (- (/ 1 x) (/ 1 y)) x) in x
0.094 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x
0.094 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.094 * [taylor]: Taking taylor expansion of x in x
0.094 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.094 * [taylor]: Taking taylor expansion of y in x
0.094 * [taylor]: Taking taylor expansion of x in x
0.095 * [taylor]: Taking taylor expansion of 1 in y
0.096 * [taylor]: Taking taylor expansion of (- (/ 1 y)) in y
0.096 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.096 * [taylor]: Taking taylor expansion of y in y
0.098 * [taylor]: Taking taylor expansion of 0 in y
0.101 * [taylor]: Taking taylor expansion of 0 in y
0.105 * [taylor]: Taking taylor expansion of 0 in y
0.105 * [approximate]: Taking taylor expansion of (* -1 (/ (- (/ 1 y) (/ 1 x)) x)) in (x y) around 0
0.105 * [taylor]: Taking taylor expansion of (* -1 (/ (- (/ 1 y) (/ 1 x)) x)) in y
0.105 * [taylor]: Taking taylor expansion of -1 in y
0.105 * [taylor]: Taking taylor expansion of (/ (- (/ 1 y) (/ 1 x)) x) in y
0.105 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in y
0.105 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.105 * [taylor]: Taking taylor expansion of y in y
0.106 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.106 * [taylor]: Taking taylor expansion of x in y
0.106 * [taylor]: Taking taylor expansion of x in y
0.106 * [taylor]: Taking taylor expansion of (* -1 (/ (- (/ 1 y) (/ 1 x)) x)) in x
0.106 * [taylor]: Taking taylor expansion of -1 in x
0.106 * [taylor]: Taking taylor expansion of (/ (- (/ 1 y) (/ 1 x)) x) in x
0.106 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x
0.106 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.106 * [taylor]: Taking taylor expansion of y in x
0.106 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.106 * [taylor]: Taking taylor expansion of x in x
0.107 * [taylor]: Taking taylor expansion of x in x
0.107 * [taylor]: Taking taylor expansion of (* -1 (/ (- (/ 1 y) (/ 1 x)) x)) in x
0.108 * [taylor]: Taking taylor expansion of -1 in x
0.108 * [taylor]: Taking taylor expansion of (/ (- (/ 1 y) (/ 1 x)) x) in x
0.108 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x
0.108 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.108 * [taylor]: Taking taylor expansion of y in x
0.108 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.108 * [taylor]: Taking taylor expansion of x in x
0.108 * [taylor]: Taking taylor expansion of x in x
0.109 * [taylor]: Taking taylor expansion of 1 in y
0.110 * [taylor]: Taking taylor expansion of (- (/ 1 y)) in y
0.111 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.111 * [taylor]: Taking taylor expansion of y in y
0.114 * [taylor]: Taking taylor expansion of 0 in y
0.118 * [taylor]: Taking taylor expansion of 0 in y
0.122 * [taylor]: Taking taylor expansion of 0 in y
0.122 * * * [progress]: simplifying candidates
0.123 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (* x (- x y))
  (+ (log x) (log (- x y)))
  (log (* x (- x y)))
  (exp (* x (- x y)))
  (* (* (* x x) x) (* (* (- x y) (- x y)) (- x y)))
  (* (cbrt (* x (- x y))) (cbrt (* x (- x y))))
  (cbrt (* x (- x y)))
  (* (* (* x (- x y)) (* x (- x y))) (* x (- x y)))
  (sqrt (* x (- x y)))
  (sqrt (* x (- x y)))
  (* (sqrt x) (sqrt (- x y)))
  (* (sqrt x) (sqrt (- x y)))
  (* x x)
  (* x (- y))
  (* x x)
  (* x (- y))
  (* x x)
  (* (- y) x)
  (* x x)
  (* (- y) x)
  (* x (* (cbrt (- x y)) (cbrt (- x y))))
  (* x (sqrt (- x y)))
  (* x 1)
  (* x (+ (sqrt x) (sqrt y)))
  (* x 1)
  (* (cbrt x) (- x y))
  (* (sqrt x) (- x y))
  (* x (- x y))
  (* x (- (pow x 3) (pow y 3)))
  (* x (- (* x x) (* y y)))
  (- (pow x 2) (* x y))
  (- (pow x 2) (* x y))
  (- (pow x 2) (* x y))
0.124 * * [simplify]: iteration  0 :  49  enodes  (cost  217 )
0.135 * * [simplify]: iteration  1 :  109  enodes  (cost  210 )
0.158 * * [simplify]: iteration  2 :  269  enodes  (cost  186 )
0.244 * * [simplify]: iteration  3 :  778  enodes  (cost  186 )
1.183 * * [simplify]: iteration  4 :  2945  enodes  (cost  186 )
2.379 * * [simplify]: iteration  done :  5000  enodes  (cost  186 )
2.379 * [simplify]: Simplified to:
   (* (- x y) x)
  (log (* x (- x y)))
  (log (* x (- x y)))
  (exp (* x (- x y)))
  (pow (* x (- x y)) 3)
  (* (cbrt (* x (- x y))) (cbrt (* x (- x y))))
  (cbrt (* x (- x y)))
  (pow (* x (- x y)) 3)
  (sqrt (* x (- x y)))
  (sqrt (* x (- x y)))
  (* (sqrt x) (sqrt (- x y)))
  (* (sqrt x) (sqrt (- x y)))
  (* x x)
  (* (- y) x)
  (* x x)
  (* (- y) x)
  (* x x)
  (* (- y) x)
  (* x x)
  (* (- y) x)
  (* x (* (cbrt (- x y)) (cbrt (- x y))))
  (* x (sqrt (- x y)))
  x
  (* x (+ (sqrt x) (sqrt y)))
  x
  (* (cbrt x) (- x y))
  (* (sqrt x) (- x y))
  (* (- x y) x)
  (* x (- (pow x 3) (pow y 3)))
  (* x (- (* x x) (* y y)))
  (* (- x y) x)
  (* (- x y) x)
  (* (- x y) x)
2.379 * * * [progress]: adding candidates to table
2.419 * * [progress]: iteration 2 / 4
2.419 * * * [progress]: picking best candidate
2.420 * * * * [pick]: Picked  #<alt (λ (x y) (* (* (* (cbrt x) (cbrt x)) (* (cbrt x) (- x y))) 2.0))>
2.420 * * * [progress]: localizing error
2.431 * * * [progress]: generating rewritten candidates
2.431 * * * * [progress]: [ 1 / 4 ] rewriting at (2 1 2 1)
2.432 * * * * [progress]: [ 2 / 4 ] rewriting at (2 1 1 2)
2.433 * * * * [progress]: [ 3 / 4 ] rewriting at (2 1 1 1)
2.433 * * * * [progress]: [ 4 / 4 ] rewriting at (2 1 1)
2.441 * * * [progress]: generating series expansions
2.441 * * * * [progress]: [ 1 / 4 ] generating series at (2 1 2 1)
2.441 * [approximate]: Taking taylor expansion of (pow x 1/3) in (x) around 0
2.441 * [taylor]: Taking taylor expansion of (pow x 1/3) in x
2.441 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log x))) in x
2.441 * [taylor]: Taking taylor expansion of (* 1/3 (log x)) in x
2.441 * [taylor]: Taking taylor expansion of 1/3 in x
2.441 * [taylor]: Taking taylor expansion of (log x) in x
2.441 * [taylor]: Taking taylor expansion of x in x
2.442 * [taylor]: Taking taylor expansion of (pow x 1/3) in x
2.442 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log x))) in x
2.442 * [taylor]: Taking taylor expansion of (* 1/3 (log x)) in x
2.442 * [taylor]: Taking taylor expansion of 1/3 in x
2.442 * [taylor]: Taking taylor expansion of (log x) in x
2.442 * [taylor]: Taking taylor expansion of x in x
2.491 * [approximate]: Taking taylor expansion of (pow (/ 1 x) 1/3) in (x) around 0
2.491 * [taylor]: Taking taylor expansion of (pow (/ 1 x) 1/3) in x
2.491 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (/ 1 x)))) in x
2.491 * [taylor]: Taking taylor expansion of (* 1/3 (log (/ 1 x))) in x
2.491 * [taylor]: Taking taylor expansion of 1/3 in x
2.491 * [taylor]: Taking taylor expansion of (log (/ 1 x)) in x
2.491 * [taylor]: Taking taylor expansion of (/ 1 x) in x
2.491 * [taylor]: Taking taylor expansion of x in x
2.492 * [taylor]: Taking taylor expansion of (pow (/ 1 x) 1/3) in x
2.492 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (/ 1 x)))) in x
2.492 * [taylor]: Taking taylor expansion of (* 1/3 (log (/ 1 x))) in x
2.492 * [taylor]: Taking taylor expansion of 1/3 in x
2.492 * [taylor]: Taking taylor expansion of (log (/ 1 x)) in x
2.492 * [taylor]: Taking taylor expansion of (/ 1 x) in x
2.492 * [taylor]: Taking taylor expansion of x in x
2.549 * [approximate]: Taking taylor expansion of (* (cbrt -1) (pow (/ 1 x) 1/3)) in (x) around 0
2.549 * [taylor]: Taking taylor expansion of (* (cbrt -1) (pow (/ 1 x) 1/3)) in x
2.549 * [taylor]: Taking taylor expansion of (cbrt -1) in x
2.549 * [taylor]: Taking taylor expansion of -1 in x
2.549 * [taylor]: Taking taylor expansion of (pow (/ 1 x) 1/3) in x
2.549 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (/ 1 x)))) in x
2.549 * [taylor]: Taking taylor expansion of (* 1/3 (log (/ 1 x))) in x
2.549 * [taylor]: Taking taylor expansion of 1/3 in x
2.550 * [taylor]: Taking taylor expansion of (log (/ 1 x)) in x
2.550 * [taylor]: Taking taylor expansion of (/ 1 x) in x
2.550 * [taylor]: Taking taylor expansion of x in x
2.550 * [taylor]: Taking taylor expansion of (* (cbrt -1) (pow (/ 1 x) 1/3)) in x
2.550 * [taylor]: Taking taylor expansion of (cbrt -1) in x
2.550 * [taylor]: Taking taylor expansion of -1 in x
2.551 * [taylor]: Taking taylor expansion of (pow (/ 1 x) 1/3) in x
2.551 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (/ 1 x)))) in x
2.551 * [taylor]: Taking taylor expansion of (* 1/3 (log (/ 1 x))) in x
2.551 * [taylor]: Taking taylor expansion of 1/3 in x
2.551 * [taylor]: Taking taylor expansion of (log (/ 1 x)) in x
2.551 * [taylor]: Taking taylor expansion of (/ 1 x) in x
2.551 * [taylor]: Taking taylor expansion of x in x
2.620 * * * * [progress]: [ 2 / 4 ] generating series at (2 1 1 2)
2.620 * [approximate]: Taking taylor expansion of (pow x 1/3) in (x) around 0
2.620 * [taylor]: Taking taylor expansion of (pow x 1/3) in x
2.620 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log x))) in x
2.620 * [taylor]: Taking taylor expansion of (* 1/3 (log x)) in x
2.620 * [taylor]: Taking taylor expansion of 1/3 in x
2.620 * [taylor]: Taking taylor expansion of (log x) in x
2.620 * [taylor]: Taking taylor expansion of x in x
2.621 * [taylor]: Taking taylor expansion of (pow x 1/3) in x
2.621 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log x))) in x
2.621 * [taylor]: Taking taylor expansion of (* 1/3 (log x)) in x
2.621 * [taylor]: Taking taylor expansion of 1/3 in x
2.621 * [taylor]: Taking taylor expansion of (log x) in x
2.621 * [taylor]: Taking taylor expansion of x in x
2.676 * [approximate]: Taking taylor expansion of (pow (/ 1 x) 1/3) in (x) around 0
2.676 * [taylor]: Taking taylor expansion of (pow (/ 1 x) 1/3) in x
2.676 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (/ 1 x)))) in x
2.676 * [taylor]: Taking taylor expansion of (* 1/3 (log (/ 1 x))) in x
2.676 * [taylor]: Taking taylor expansion of 1/3 in x
2.676 * [taylor]: Taking taylor expansion of (log (/ 1 x)) in x
2.676 * [taylor]: Taking taylor expansion of (/ 1 x) in x
2.676 * [taylor]: Taking taylor expansion of x in x
2.677 * [taylor]: Taking taylor expansion of (pow (/ 1 x) 1/3) in x
2.677 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (/ 1 x)))) in x
2.677 * [taylor]: Taking taylor expansion of (* 1/3 (log (/ 1 x))) in x
2.677 * [taylor]: Taking taylor expansion of 1/3 in x
2.677 * [taylor]: Taking taylor expansion of (log (/ 1 x)) in x
2.677 * [taylor]: Taking taylor expansion of (/ 1 x) in x
2.677 * [taylor]: Taking taylor expansion of x in x
2.729 * [approximate]: Taking taylor expansion of (* (cbrt -1) (pow (/ 1 x) 1/3)) in (x) around 0
2.729 * [taylor]: Taking taylor expansion of (* (cbrt -1) (pow (/ 1 x) 1/3)) in x
2.729 * [taylor]: Taking taylor expansion of (cbrt -1) in x
2.729 * [taylor]: Taking taylor expansion of -1 in x
2.730 * [taylor]: Taking taylor expansion of (pow (/ 1 x) 1/3) in x
2.730 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (/ 1 x)))) in x
2.730 * [taylor]: Taking taylor expansion of (* 1/3 (log (/ 1 x))) in x
2.730 * [taylor]: Taking taylor expansion of 1/3 in x
2.730 * [taylor]: Taking taylor expansion of (log (/ 1 x)) in x
2.730 * [taylor]: Taking taylor expansion of (/ 1 x) in x
2.730 * [taylor]: Taking taylor expansion of x in x
2.731 * [taylor]: Taking taylor expansion of (* (cbrt -1) (pow (/ 1 x) 1/3)) in x
2.731 * [taylor]: Taking taylor expansion of (cbrt -1) in x
2.731 * [taylor]: Taking taylor expansion of -1 in x
2.732 * [taylor]: Taking taylor expansion of (pow (/ 1 x) 1/3) in x
2.732 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (/ 1 x)))) in x
2.732 * [taylor]: Taking taylor expansion of (* 1/3 (log (/ 1 x))) in x
2.732 * [taylor]: Taking taylor expansion of 1/3 in x
2.732 * [taylor]: Taking taylor expansion of (log (/ 1 x)) in x
2.732 * [taylor]: Taking taylor expansion of (/ 1 x) in x
2.732 * [taylor]: Taking taylor expansion of x in x
2.802 * * * * [progress]: [ 3 / 4 ] generating series at (2 1 1 1)
2.802 * [approximate]: Taking taylor expansion of (pow x 1/3) in (x) around 0
2.802 * [taylor]: Taking taylor expansion of (pow x 1/3) in x
2.802 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log x))) in x
2.802 * [taylor]: Taking taylor expansion of (* 1/3 (log x)) in x
2.802 * [taylor]: Taking taylor expansion of 1/3 in x
2.802 * [taylor]: Taking taylor expansion of (log x) in x
2.802 * [taylor]: Taking taylor expansion of x in x
2.802 * [taylor]: Taking taylor expansion of (pow x 1/3) in x
2.802 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log x))) in x
2.802 * [taylor]: Taking taylor expansion of (* 1/3 (log x)) in x
2.803 * [taylor]: Taking taylor expansion of 1/3 in x
2.803 * [taylor]: Taking taylor expansion of (log x) in x
2.803 * [taylor]: Taking taylor expansion of x in x
2.857 * [approximate]: Taking taylor expansion of (pow (/ 1 x) 1/3) in (x) around 0
2.857 * [taylor]: Taking taylor expansion of (pow (/ 1 x) 1/3) in x
2.857 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (/ 1 x)))) in x
2.857 * [taylor]: Taking taylor expansion of (* 1/3 (log (/ 1 x))) in x
2.857 * [taylor]: Taking taylor expansion of 1/3 in x
2.857 * [taylor]: Taking taylor expansion of (log (/ 1 x)) in x
2.857 * [taylor]: Taking taylor expansion of (/ 1 x) in x
2.857 * [taylor]: Taking taylor expansion of x in x
2.858 * [taylor]: Taking taylor expansion of (pow (/ 1 x) 1/3) in x
2.858 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (/ 1 x)))) in x
2.858 * [taylor]: Taking taylor expansion of (* 1/3 (log (/ 1 x))) in x
2.858 * [taylor]: Taking taylor expansion of 1/3 in x
2.858 * [taylor]: Taking taylor expansion of (log (/ 1 x)) in x
2.858 * [taylor]: Taking taylor expansion of (/ 1 x) in x
2.858 * [taylor]: Taking taylor expansion of x in x
2.917 * [approximate]: Taking taylor expansion of (* (cbrt -1) (pow (/ 1 x) 1/3)) in (x) around 0
2.917 * [taylor]: Taking taylor expansion of (* (cbrt -1) (pow (/ 1 x) 1/3)) in x
2.917 * [taylor]: Taking taylor expansion of (cbrt -1) in x
2.917 * [taylor]: Taking taylor expansion of -1 in x
2.918 * [taylor]: Taking taylor expansion of (pow (/ 1 x) 1/3) in x
2.918 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (/ 1 x)))) in x
2.918 * [taylor]: Taking taylor expansion of (* 1/3 (log (/ 1 x))) in x
2.918 * [taylor]: Taking taylor expansion of 1/3 in x
2.918 * [taylor]: Taking taylor expansion of (log (/ 1 x)) in x
2.918 * [taylor]: Taking taylor expansion of (/ 1 x) in x
2.918 * [taylor]: Taking taylor expansion of x in x
2.919 * [taylor]: Taking taylor expansion of (* (cbrt -1) (pow (/ 1 x) 1/3)) in x
2.919 * [taylor]: Taking taylor expansion of (cbrt -1) in x
2.919 * [taylor]: Taking taylor expansion of -1 in x
2.920 * [taylor]: Taking taylor expansion of (pow (/ 1 x) 1/3) in x
2.920 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (/ 1 x)))) in x
2.920 * [taylor]: Taking taylor expansion of (* 1/3 (log (/ 1 x))) in x
2.920 * [taylor]: Taking taylor expansion of 1/3 in x
2.920 * [taylor]: Taking taylor expansion of (log (/ 1 x)) in x
2.920 * [taylor]: Taking taylor expansion of (/ 1 x) in x
2.920 * [taylor]: Taking taylor expansion of x in x
2.991 * * * * [progress]: [ 4 / 4 ] generating series at (2 1 1)
2.991 * [approximate]: Taking taylor expansion of (pow (pow x 2) 1/3) in (x) around 0
2.991 * [taylor]: Taking taylor expansion of (pow (pow x 2) 1/3) in x
2.991 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (pow x 2)))) in x
2.991 * [taylor]: Taking taylor expansion of (* 1/3 (log (pow x 2))) in x
2.991 * [taylor]: Taking taylor expansion of 1/3 in x
2.991 * [taylor]: Taking taylor expansion of (log (pow x 2)) in x
2.991 * [taylor]: Taking taylor expansion of (pow x 2) in x
2.991 * [taylor]: Taking taylor expansion of x in x
2.992 * [taylor]: Taking taylor expansion of (pow (pow x 2) 1/3) in x
2.992 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (pow x 2)))) in x
2.992 * [taylor]: Taking taylor expansion of (* 1/3 (log (pow x 2))) in x
2.992 * [taylor]: Taking taylor expansion of 1/3 in x
2.992 * [taylor]: Taking taylor expansion of (log (pow x 2)) in x
2.992 * [taylor]: Taking taylor expansion of (pow x 2) in x
2.992 * [taylor]: Taking taylor expansion of x in x
3.044 * [approximate]: Taking taylor expansion of (pow (/ 1 (pow x 2)) 1/3) in (x) around 0
3.044 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 2)) 1/3) in x
3.044 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (/ 1 (pow x 2))))) in x
3.044 * [taylor]: Taking taylor expansion of (* 1/3 (log (/ 1 (pow x 2)))) in x
3.044 * [taylor]: Taking taylor expansion of 1/3 in x
3.044 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 2))) in x
3.044 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
3.044 * [taylor]: Taking taylor expansion of (pow x 2) in x
3.044 * [taylor]: Taking taylor expansion of x in x
3.046 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 2)) 1/3) in x
3.046 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (/ 1 (pow x 2))))) in x
3.046 * [taylor]: Taking taylor expansion of (* 1/3 (log (/ 1 (pow x 2)))) in x
3.046 * [taylor]: Taking taylor expansion of 1/3 in x
3.046 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 2))) in x
3.046 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
3.046 * [taylor]: Taking taylor expansion of (pow x 2) in x
3.046 * [taylor]: Taking taylor expansion of x in x
3.106 * [approximate]: Taking taylor expansion of (* (pow (cbrt -1) 2) (pow (/ 1 (pow x 2)) 1/3)) in (x) around 0
3.106 * [taylor]: Taking taylor expansion of (* (pow (cbrt -1) 2) (pow (/ 1 (pow x 2)) 1/3)) in x
3.106 * [taylor]: Taking taylor expansion of (pow (cbrt -1) 2) in x
3.106 * [taylor]: Taking taylor expansion of (cbrt -1) in x
3.106 * [taylor]: Taking taylor expansion of -1 in x
3.107 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 2)) 1/3) in x
3.107 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (/ 1 (pow x 2))))) in x
3.107 * [taylor]: Taking taylor expansion of (* 1/3 (log (/ 1 (pow x 2)))) in x
3.107 * [taylor]: Taking taylor expansion of 1/3 in x
3.107 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 2))) in x
3.107 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
3.107 * [taylor]: Taking taylor expansion of (pow x 2) in x
3.107 * [taylor]: Taking taylor expansion of x in x
3.108 * [taylor]: Taking taylor expansion of (* (pow (cbrt -1) 2) (pow (/ 1 (pow x 2)) 1/3)) in x
3.108 * [taylor]: Taking taylor expansion of (pow (cbrt -1) 2) in x
3.108 * [taylor]: Taking taylor expansion of (cbrt -1) in x
3.108 * [taylor]: Taking taylor expansion of -1 in x
3.109 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 2)) 1/3) in x
3.109 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (/ 1 (pow x 2))))) in x
3.109 * [taylor]: Taking taylor expansion of (* 1/3 (log (/ 1 (pow x 2)))) in x
3.109 * [taylor]: Taking taylor expansion of 1/3 in x
3.109 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 2))) in x
3.109 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
3.109 * [taylor]: Taking taylor expansion of (pow x 2) in x
3.109 * [taylor]: Taking taylor expansion of x in x
3.187 * * * [progress]: simplifying candidates
3.188 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (log (cbrt x))
  (exp (cbrt x))
  (cbrt (* (cbrt x) (cbrt x)))
  (cbrt (cbrt x))
  (cbrt (sqrt x))
  (cbrt (sqrt x))
  (cbrt 1)
  (cbrt x)
  (* (cbrt (cbrt x)) (cbrt (cbrt x)))
  (cbrt (cbrt x))
  (* (* (cbrt x) (cbrt x)) (cbrt x))
  (sqrt (cbrt x))
  (sqrt (cbrt x))
  (log (cbrt x))
  (exp (cbrt x))
  (cbrt (* (cbrt x) (cbrt x)))
  (cbrt (cbrt x))
  (cbrt (sqrt x))
  (cbrt (sqrt x))
  (cbrt 1)
  (cbrt x)
  (* (cbrt (cbrt x)) (cbrt (cbrt x)))
  (cbrt (cbrt x))
  (* (* (cbrt x) (cbrt x)) (cbrt x))
  (sqrt (cbrt x))
  (sqrt (cbrt x))
  (log (cbrt x))
  (exp (cbrt x))
  (cbrt (* (cbrt x) (cbrt x)))
  (cbrt (cbrt x))
  (cbrt (sqrt x))
  (cbrt (sqrt x))
  (cbrt 1)
  (cbrt x)
  (* (cbrt (cbrt x)) (cbrt (cbrt x)))
  (cbrt (cbrt x))
  (* (* (cbrt x) (cbrt x)) (cbrt x))
  (sqrt (cbrt x))
  (sqrt (cbrt x))
  (+ 1/3 1/3)
  (+ 1 1)
  (* x x)
  (* (cbrt x) (cbrt x))
  (+ 1 1)
  (+ (log (cbrt x)) (log (cbrt x)))
  (log (* (cbrt x) (cbrt x)))
  (exp (* (cbrt x) (cbrt x)))
  (* x x)
  (* (cbrt (* (cbrt x) (cbrt x))) (cbrt (* (cbrt x) (cbrt x))))
  (cbrt (* (cbrt x) (cbrt x)))
  (* (* (* (cbrt x) (cbrt x)) (* (cbrt x) (cbrt x))) (* (cbrt x) (cbrt x)))
  (sqrt (* (cbrt x) (cbrt x)))
  (sqrt (* (cbrt x) (cbrt x)))
  (* (cbrt (* (cbrt x) (cbrt x))) (cbrt (* (cbrt x) (cbrt x))))
  (* (cbrt (cbrt x)) (cbrt (cbrt x)))
  (* (cbrt (sqrt x)) (cbrt (sqrt x)))
  (* (cbrt (sqrt x)) (cbrt (sqrt x)))
  (* (cbrt 1) (cbrt 1))
  (* (cbrt x) (cbrt x))
  (* (* (cbrt (cbrt x)) (cbrt (cbrt x))) (* (cbrt (cbrt x)) (cbrt (cbrt x))))
  (* (cbrt (cbrt x)) (cbrt (cbrt x)))
  (* (sqrt (cbrt x)) (sqrt (cbrt x)))
  (* (sqrt (cbrt x)) (sqrt (cbrt x)))
  (* 1 1)
  (* (cbrt x) (cbrt x))
  (* (cbrt (sqrt x)) (cbrt (sqrt x)))
  (* (cbrt (sqrt x)) (cbrt (sqrt x)))
  (* (cbrt (sqrt x)) (sqrt (cbrt x)))
  (* (cbrt (sqrt x)) (sqrt (cbrt x)))
  (* (sqrt (cbrt x)) (cbrt (sqrt x)))
  (* (sqrt (cbrt x)) (cbrt (sqrt x)))
  (* (sqrt (cbrt x)) (sqrt (cbrt x)))
  (* (sqrt (cbrt x)) (sqrt (cbrt x)))
  (* 2 1/3)
  (* 2 1)
  (* (cbrt x) (cbrt (* (cbrt x) (cbrt x))))
  (* (cbrt x) (cbrt (sqrt x)))
  (* (cbrt x) (cbrt 1))
  (* (cbrt x) (* (cbrt (cbrt x)) (cbrt (cbrt x))))
  (* (cbrt x) (sqrt (cbrt x)))
  (* (cbrt x) 1)
  (* (cbrt (cbrt x)) (cbrt x))
  (* (cbrt (sqrt x)) (cbrt x))
  (* (cbrt x) (cbrt x))
  (* (cbrt (cbrt x)) (cbrt x))
  (* (sqrt (cbrt x)) (cbrt x))
  (* (cbrt x) (cbrt x))
  (pow x 1/3)
  (pow (/ 1 x) -1/3)
  (* (pow (* -1 x) 1/3) (cbrt -1))
  (pow x 1/3)
  (pow (/ 1 x) -1/3)
  (* (pow (* -1 x) 1/3) (cbrt -1))
  (pow x 1/3)
  (pow (/ 1 x) -1/3)
  (* (pow (* -1 x) 1/3) (cbrt -1))
  (pow x 2/3)
  (pow (/ 1 x) -2/3)
  (* (pow (cbrt -1) 2) (pow (pow x 2) 1/3))
3.190 * * [simplify]: iteration  0 :  61  enodes  (cost  524 )
3.212 * * [simplify]: iteration  1 :  115  enodes  (cost  417 )
3.232 * * [simplify]: iteration  2 :  327  enodes  (cost  397 )
3.461 * * [simplify]: iteration  3 :  1169  enodes  (cost  379 )
4.715 * * [simplify]: iteration  4 :  3727  enodes  (cost  374 )
6.177 * * [simplify]: iteration  done :  5000  enodes  (cost  374 )
6.177 * [simplify]: Simplified to:
   (log (cbrt x))
  (exp (cbrt x))
  (cbrt (pow x 2/3))
  (cbrt (cbrt x))
  (cbrt (sqrt x))
  (cbrt (sqrt x))
  1
  (cbrt x)
  (* (cbrt (cbrt x)) (cbrt (cbrt x)))
  (cbrt (cbrt x))
  x
  (sqrt (cbrt x))
  (sqrt (cbrt x))
  (log (cbrt x))
  (exp (cbrt x))
  (cbrt (pow x 2/3))
  (cbrt (cbrt x))
  (cbrt (sqrt x))
  (cbrt (sqrt x))
  1
  (cbrt x)
  (* (cbrt (cbrt x)) (cbrt (cbrt x)))
  (cbrt (cbrt x))
  x
  (sqrt (cbrt x))
  (sqrt (cbrt x))
  (log (cbrt x))
  (exp (cbrt x))
  (cbrt (pow x 2/3))
  (cbrt (cbrt x))
  (cbrt (sqrt x))
  (cbrt (sqrt x))
  1
  (cbrt x)
  (* (cbrt (cbrt x)) (cbrt (cbrt x)))
  (cbrt (cbrt x))
  x
  (sqrt (cbrt x))
  (sqrt (cbrt x))
  2/3
  2
  (* x x)
  (pow x 2/3)
  2
  (log (pow x 2/3))
  (log (pow x 2/3))
  (exp (pow x 2/3))
  (* x x)
  (* (cbrt (pow x 2/3)) (cbrt (pow x 2/3)))
  (cbrt (pow x 2/3))
  (* x x)
  (fabs (cbrt x))
  (fabs (cbrt x))
  (* (cbrt (pow x 2/3)) (cbrt (pow x 2/3)))
  (* (cbrt (cbrt x)) (cbrt (cbrt x)))
  (* (cbrt (sqrt x)) (cbrt (sqrt x)))
  (* (cbrt (sqrt x)) (cbrt (sqrt x)))
  1
  (pow x 2/3)
  (pow (cbrt (cbrt x)) 4)
  (* (cbrt (cbrt x)) (cbrt (cbrt x)))
  (cbrt x)
  (cbrt x)
  1
  (pow x 2/3)
  (* (cbrt (sqrt x)) (cbrt (sqrt x)))
  (* (cbrt (sqrt x)) (cbrt (sqrt x)))
  (* (sqrt (cbrt x)) (cbrt (sqrt x)))
  (* (sqrt (cbrt x)) (cbrt (sqrt x)))
  (* (sqrt (cbrt x)) (cbrt (sqrt x)))
  (* (sqrt (cbrt x)) (cbrt (sqrt x)))
  (cbrt x)
  (cbrt x)
  2/3
  2
  (* (cbrt (pow x 2/3)) (cbrt x))
  (* (cbrt x) (cbrt (sqrt x)))
  (cbrt x)
  (pow (cbrt (cbrt x)) 5)
  (pow (sqrt (cbrt x)) 3)
  (cbrt x)
  (pow (cbrt (cbrt x)) 4)
  (* (cbrt x) (cbrt (sqrt x)))
  (pow x 2/3)
  (pow (cbrt (cbrt x)) 4)
  (pow (sqrt (cbrt x)) 3)
  (pow x 2/3)
  (cbrt x)
  (pow (/ 1 x) -1/3)
  (* (cbrt -1) (cbrt (- x)))
  (cbrt x)
  (pow (/ 1 x) -1/3)
  (* (cbrt -1) (cbrt (- x)))
  (cbrt x)
  (pow (/ 1 x) -1/3)
  (* (cbrt -1) (cbrt (- x)))
  (pow x 2/3)
  (pow (/ 1 x) -2/3)
  (* (pow (cbrt -1) 2) (pow x 2/3))
6.178 * * * [progress]: adding candidates to table
6.337 * [progress]: [Phase 3 of 3] Extracting.
6.337 * * [regime]: Finding splitpoints for: (#<alt (λ (x y) (* (* x (- x y)) 2.0))> #<alt (λ (x y) (* (* (* (cbrt x) (cbrt x)) (* (cbrt x) (- x y))) 2.0))>)
6.338 * * * [regime-changes]: Trying 2 branch expressions: (y x)
6.338 * * * * [regimes]: Trying to branch on y from (#<alt (λ (x y) (* (* x (- x y)) 2.0))> #<alt (λ (x y) (* (* (* (cbrt x) (cbrt x)) (* (cbrt x) (- x y))) 2.0))>)
6.352 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x y) (* (* x (- x y)) 2.0))> #<alt (λ (x y) (* (* (* (cbrt x) (cbrt x)) (* (cbrt x) (- x y))) 2.0))>)
6.362 * * * [regime]: Found split indices: #<option (#s(si 0 255))>
6.363 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (* (* x (- x y)) 2.0)
6.363 * * [simplify]: iteration  0 :  6  enodes  (cost  7 )
6.363 * * [simplify]: iteration  1 :  8  enodes  (cost  7 )
6.363 * * [simplify]: iteration  done :  8  enodes  (cost  7 )
6.363 * [simplify]: Simplified to:
   (* (* x (- x y)) 2.0)
6.822 * [regime-testing]: Baseline error score: 0.015251906488311038
6.823 * [regime-testing]: Oracle error score: 0.014001750218777347
6.823 * [regime-testing]: End program error score: 0.015251906488311038
6.842 * [regime-testing]: Target error score: 0.007750968871108889