16.238 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.014 * * * [progress]: [2/2] Setting up program.
0.016 * [progress]: [Phase 2 of 3] Improving.
0.016 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (- (/ x (* y y)) 3.0)
0.017 * * [simplify]: iteration  0 :  6  enodes  (cost  7 )
0.018 * * [simplify]: iteration  1 :  10  enodes  (cost  7 )
0.019 * * [simplify]: iteration  2 :  11  enodes  (cost  7 )
0.020 * * [simplify]: iteration  done :  11  enodes  (cost  7 )
0.020 * [simplify]: Simplified to:
   (- (/ x (* y y)) 3.0)
0.020 * * [progress]: iteration 1 / 4
0.020 * * * [progress]: picking best candidate
0.021 * * * * [pick]: Picked  #<alt (λ (x y) (- (/ x (* y y)) 3.0))>
0.022 * * * [progress]: localizing error
0.026 * * * [progress]: generating rewritten candidates
0.026 * * * * [progress]: [ 1 / 1 ] rewriting at (2 1)
0.030 * * * [progress]: generating series expansions
0.030 * * * * [progress]: [ 1 / 1 ] generating series at (2 1)
0.030 * [approximate]: Taking taylor expansion of (/ x (pow y 2)) in (x y) around 0
0.030 * [taylor]: Taking taylor expansion of (/ x (pow y 2)) in y
0.030 * [taylor]: Taking taylor expansion of x 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 (/ x (pow y 2)) in x
0.031 * [taylor]: Taking taylor expansion of x in x
0.031 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.031 * [taylor]: Taking taylor expansion of y in x
0.031 * [taylor]: Taking taylor expansion of (/ x (pow y 2)) in x
0.031 * [taylor]: Taking taylor expansion of x in x
0.031 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.031 * [taylor]: Taking taylor expansion of y in x
0.031 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.031 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.031 * [taylor]: Taking taylor expansion of y in y
0.032 * [taylor]: Taking taylor expansion of 0 in y
0.034 * [taylor]: Taking taylor expansion of 0 in y
0.039 * [taylor]: Taking taylor expansion of 0 in y
0.041 * [taylor]: Taking taylor expansion of 0 in y
0.041 * [approximate]: Taking taylor expansion of (/ (pow y 2) x) in (x y) around 0
0.041 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in y
0.041 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.041 * [taylor]: Taking taylor expansion of y in y
0.041 * [taylor]: Taking taylor expansion of x in y
0.042 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in x
0.042 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.042 * [taylor]: Taking taylor expansion of y in x
0.042 * [taylor]: Taking taylor expansion of x in x
0.042 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in x
0.042 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.042 * [taylor]: Taking taylor expansion of y in x
0.042 * [taylor]: Taking taylor expansion of x in x
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 0 in y
0.045 * [taylor]: Taking taylor expansion of 0 in y
0.047 * [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
0.048 * [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) 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
0.052 * [taylor]: Taking taylor expansion of 0 in y
0.056 * [taylor]: Taking taylor expansion of 0 in y
0.056 * * * [progress]: simplifying candidates
0.057 * [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))
0.058 * * [simplify]: iteration  0 :  45  enodes  (cost  197 )
0.065 * * [simplify]: iteration  1 :  97  enodes  (cost  194 )
0.083 * * [simplify]: iteration  2 :  279  enodes  (cost  164 )
0.184 * * [simplify]: iteration  3 :  1008  enodes  (cost  164 )
0.980 * * [simplify]: iteration  4 :  3806  enodes  (cost  164 )
2.082 * * [simplify]: iteration  done :  5000  enodes  (cost  164 )
2.083 * [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 (/ x y))
  (/ x y)
  (/ (* y y) (cbrt x))
  (/ (* y y) (sqrt x))
  (/ y (/ x y))
  (/ x (pow y 2))
  (/ x (pow y 2))
  (/ x (pow y 2))
2.083 * * * [progress]: adding candidates to table
2.124 * * [progress]: iteration 2 / 4
2.124 * * * [progress]: picking best candidate
2.133 * * * * [pick]: Picked  #<alt (λ (x y) (- (/ (/ x y) y) 3.0))>
2.133 * * * [progress]: localizing error
2.138 * * * [progress]: generating rewritten candidates
2.138 * * * * [progress]: [ 1 / 1 ] rewriting at (2 1)
2.148 * * * [progress]: generating series expansions
2.148 * * * * [progress]: [ 1 / 1 ] generating series at (2 1)
2.148 * [approximate]: Taking taylor expansion of (/ x (pow y 2)) in (x y) around 0
2.148 * [taylor]: Taking taylor expansion of (/ x (pow y 2)) in y
2.148 * [taylor]: Taking taylor expansion of x in y
2.148 * [taylor]: Taking taylor expansion of (pow y 2) in y
2.148 * [taylor]: Taking taylor expansion of y in y
2.149 * [taylor]: Taking taylor expansion of (/ x (pow y 2)) in x
2.149 * [taylor]: Taking taylor expansion of x in x
2.149 * [taylor]: Taking taylor expansion of (pow y 2) in x
2.149 * [taylor]: Taking taylor expansion of y in x
2.149 * [taylor]: Taking taylor expansion of (/ x (pow y 2)) in x
2.149 * [taylor]: Taking taylor expansion of x in x
2.149 * [taylor]: Taking taylor expansion of (pow y 2) in x
2.149 * [taylor]: Taking taylor expansion of y in x
2.149 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
2.149 * [taylor]: Taking taylor expansion of (pow y 2) in y
2.149 * [taylor]: Taking taylor expansion of y in y
2.150 * [taylor]: Taking taylor expansion of 0 in y
2.152 * [taylor]: Taking taylor expansion of 0 in y
2.154 * [taylor]: Taking taylor expansion of 0 in y
2.156 * [taylor]: Taking taylor expansion of 0 in y
2.157 * [approximate]: Taking taylor expansion of (/ (pow y 2) x) in (x y) around 0
2.157 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in y
2.157 * [taylor]: Taking taylor expansion of (pow y 2) in y
2.157 * [taylor]: Taking taylor expansion of y in y
2.157 * [taylor]: Taking taylor expansion of x in y
2.157 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in x
2.157 * [taylor]: Taking taylor expansion of (pow y 2) in x
2.157 * [taylor]: Taking taylor expansion of y in x
2.157 * [taylor]: Taking taylor expansion of x in x
2.157 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in x
2.157 * [taylor]: Taking taylor expansion of (pow y 2) in x
2.157 * [taylor]: Taking taylor expansion of y in x
2.157 * [taylor]: Taking taylor expansion of x in x
2.157 * [taylor]: Taking taylor expansion of (pow y 2) in y
2.157 * [taylor]: Taking taylor expansion of y in y
2.158 * [taylor]: Taking taylor expansion of 0 in y
2.160 * [taylor]: Taking taylor expansion of 0 in y
2.162 * [taylor]: Taking taylor expansion of 0 in y
2.162 * [approximate]: Taking taylor expansion of (* -1 (/ (pow y 2) x)) in (x y) around 0
2.162 * [taylor]: Taking taylor expansion of (* -1 (/ (pow y 2) x)) in y
2.162 * [taylor]: Taking taylor expansion of -1 in y
2.162 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in y
2.162 * [taylor]: Taking taylor expansion of (pow y 2) in y
2.162 * [taylor]: Taking taylor expansion of y in y
2.162 * [taylor]: Taking taylor expansion of x in y
2.163 * [taylor]: Taking taylor expansion of (* -1 (/ (pow y 2) x)) in x
2.163 * [taylor]: Taking taylor expansion of -1 in x
2.163 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in x
2.163 * [taylor]: Taking taylor expansion of (pow y 2) in x
2.163 * [taylor]: Taking taylor expansion of y in x
2.163 * [taylor]: Taking taylor expansion of x in x
2.163 * [taylor]: Taking taylor expansion of (* -1 (/ (pow y 2) x)) in x
2.163 * [taylor]: Taking taylor expansion of -1 in x
2.163 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in x
2.163 * [taylor]: Taking taylor expansion of (pow y 2) in x
2.163 * [taylor]: Taking taylor expansion of y in x
2.163 * [taylor]: Taking taylor expansion of x in x
2.163 * [taylor]: Taking taylor expansion of (* -1 (pow y 2)) in y
2.163 * [taylor]: Taking taylor expansion of -1 in y
2.163 * [taylor]: Taking taylor expansion of (pow y 2) in y
2.163 * [taylor]: Taking taylor expansion of y in y
2.165 * [taylor]: Taking taylor expansion of 0 in y
2.167 * [taylor]: Taking taylor expansion of 0 in y
2.171 * [taylor]: Taking taylor expansion of 0 in y
2.171 * * * [progress]: simplifying candidates
2.172 * [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))
2.176 * * [simplify]: iteration  0 :  142  enodes  (cost  874 )
2.214 * * [simplify]: iteration  1 :  313  enodes  (cost  825 )
2.304 * * [simplify]: iteration  2 :  748  enodes  (cost  769 )
2.702 * * [simplify]: iteration  3 :  2106  enodes  (cost  757 )
4.065 * * [simplify]: iteration  done :  5000  enodes  (cost  748 )
4.066 * [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 y)) (/ y (cbrt x)))
  (/ (/ (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) (* y (cbrt 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) (* y (cbrt y)))
  (/ (* (cbrt x) (cbrt x)) (sqrt y))
  (/ (/ (cbrt x) (sqrt y)) y)
  (* (cbrt x) (cbrt x))
  (/ (/ (cbrt x) y) y)
  (/ (sqrt x) (* 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)))
  (/ (sqrt x) (* y (cbrt 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) (* y (cbrt y)))
  (/ (sqrt x) (sqrt y))
  (/ (/ (sqrt x) (sqrt y)) y)
  (sqrt x)
  (/ (/ (sqrt x) y) y)
  (/ (/ 1 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)))
  (/ (/ 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 (pow y 2))
  (/ 1 (* (cbrt y) (cbrt y)))
  (/ (/ x (cbrt y)) y)
  (/ 1 (sqrt y))
  (/ (/ x (sqrt y)) y)
  1
  (/ x (pow y 2))
  (/ 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)))
  (* (/ (cbrt y) (cbrt x)) 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 (pow y 2))
  (/ x (pow y 2))
  (/ x (pow y 2))
4.066 * * * [progress]: adding candidates to table
4.190 * * [progress]: iteration 3 / 4
4.190 * * * [progress]: picking best candidate
4.202 * * * * [pick]: Picked  #<alt (λ (x y) (- (/ 1 (* (/ y x) y)) 3.0))>
4.202 * * * [progress]: localizing error
4.207 * * * [progress]: generating rewritten candidates
4.208 * * * * [progress]: [ 1 / 2 ] rewriting at (2 1)
4.215 * * * * [progress]: [ 2 / 2 ] rewriting at (2 1 2)
4.226 * * * [progress]: generating series expansions
4.226 * * * * [progress]: [ 1 / 2 ] generating series at (2 1)
4.226 * [approximate]: Taking taylor expansion of (/ x (pow y 2)) in (y x) around 0
4.226 * [taylor]: Taking taylor expansion of (/ x (pow y 2)) in x
4.226 * [taylor]: Taking taylor expansion of x in x
4.226 * [taylor]: Taking taylor expansion of (pow y 2) in x
4.226 * [taylor]: Taking taylor expansion of y in x
4.226 * [taylor]: Taking taylor expansion of (/ x (pow y 2)) in y
4.226 * [taylor]: Taking taylor expansion of x in y
4.226 * [taylor]: Taking taylor expansion of (pow y 2) in y
4.226 * [taylor]: Taking taylor expansion of y in y
4.227 * [taylor]: Taking taylor expansion of (/ x (pow y 2)) in y
4.227 * [taylor]: Taking taylor expansion of x in y
4.227 * [taylor]: Taking taylor expansion of (pow y 2) in y
4.227 * [taylor]: Taking taylor expansion of y in y
4.227 * [taylor]: Taking taylor expansion of x in x
4.228 * [taylor]: Taking taylor expansion of 0 in x
4.229 * [taylor]: Taking taylor expansion of 0 in x
4.231 * [taylor]: Taking taylor expansion of 0 in x
4.231 * [approximate]: Taking taylor expansion of (/ (pow y 2) x) in (y x) around 0
4.231 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in x
4.231 * [taylor]: Taking taylor expansion of (pow y 2) in x
4.231 * [taylor]: Taking taylor expansion of y in x
4.231 * [taylor]: Taking taylor expansion of x in x
4.231 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in y
4.231 * [taylor]: Taking taylor expansion of (pow y 2) in y
4.232 * [taylor]: Taking taylor expansion of y in y
4.232 * [taylor]: Taking taylor expansion of x in y
4.232 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in y
4.232 * [taylor]: Taking taylor expansion of (pow y 2) in y
4.232 * [taylor]: Taking taylor expansion of y in y
4.232 * [taylor]: Taking taylor expansion of x in y
4.232 * [taylor]: Taking taylor expansion of (/ 1 x) in x
4.232 * [taylor]: Taking taylor expansion of x in x
4.233 * [taylor]: Taking taylor expansion of 0 in x
4.234 * [taylor]: Taking taylor expansion of 0 in x
4.235 * [taylor]: Taking taylor expansion of 0 in x
4.236 * [approximate]: Taking taylor expansion of (* -1 (/ (pow y 2) x)) in (y x) around 0
4.236 * [taylor]: Taking taylor expansion of (* -1 (/ (pow y 2) x)) in x
4.236 * [taylor]: Taking taylor expansion of -1 in x
4.236 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in x
4.236 * [taylor]: Taking taylor expansion of (pow y 2) in x
4.236 * [taylor]: Taking taylor expansion of y in x
4.236 * [taylor]: Taking taylor expansion of x in x
4.236 * [taylor]: Taking taylor expansion of (* -1 (/ (pow y 2) x)) in y
4.236 * [taylor]: Taking taylor expansion of -1 in y
4.236 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in y
4.236 * [taylor]: Taking taylor expansion of (pow y 2) in y
4.236 * [taylor]: Taking taylor expansion of y in y
4.236 * [taylor]: Taking taylor expansion of x in y
4.237 * [taylor]: Taking taylor expansion of (* -1 (/ (pow y 2) x)) in y
4.237 * [taylor]: Taking taylor expansion of -1 in y
4.237 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in y
4.237 * [taylor]: Taking taylor expansion of (pow y 2) in y
4.237 * [taylor]: Taking taylor expansion of y in y
4.237 * [taylor]: Taking taylor expansion of x in y
4.237 * [taylor]: Taking taylor expansion of (/ -1 x) in x
4.237 * [taylor]: Taking taylor expansion of -1 in x
4.237 * [taylor]: Taking taylor expansion of x in x
4.238 * [taylor]: Taking taylor expansion of 0 in x
4.240 * [taylor]: Taking taylor expansion of 0 in x
4.242 * [taylor]: Taking taylor expansion of 0 in x
4.242 * * * * [progress]: [ 2 / 2 ] generating series at (2 1 2)
4.242 * [approximate]: Taking taylor expansion of (/ (pow y 2) x) in (y x) around 0
4.242 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in x
4.242 * [taylor]: Taking taylor expansion of (pow y 2) in x
4.242 * [taylor]: Taking taylor expansion of y in x
4.242 * [taylor]: Taking taylor expansion of x in x
4.243 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in y
4.243 * [taylor]: Taking taylor expansion of (pow y 2) in y
4.243 * [taylor]: Taking taylor expansion of y in y
4.243 * [taylor]: Taking taylor expansion of x in y
4.243 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in y
4.243 * [taylor]: Taking taylor expansion of (pow y 2) in y
4.243 * [taylor]: Taking taylor expansion of y in y
4.243 * [taylor]: Taking taylor expansion of x in y
4.243 * [taylor]: Taking taylor expansion of (/ 1 x) in x
4.243 * [taylor]: Taking taylor expansion of x in x
4.244 * [taylor]: Taking taylor expansion of 0 in x
4.245 * [taylor]: Taking taylor expansion of 0 in x
4.246 * [taylor]: Taking taylor expansion of 0 in x
4.247 * [approximate]: Taking taylor expansion of (/ x (pow y 2)) in (y x) around 0
4.247 * [taylor]: Taking taylor expansion of (/ x (pow y 2)) in x
4.247 * [taylor]: Taking taylor expansion of x in x
4.247 * [taylor]: Taking taylor expansion of (pow y 2) in x
4.247 * [taylor]: Taking taylor expansion of y in x
4.247 * [taylor]: Taking taylor expansion of (/ x (pow y 2)) in y
4.247 * [taylor]: Taking taylor expansion of x in y
4.247 * [taylor]: Taking taylor expansion of (pow y 2) in y
4.247 * [taylor]: Taking taylor expansion of y in y
4.247 * [taylor]: Taking taylor expansion of (/ x (pow y 2)) in y
4.247 * [taylor]: Taking taylor expansion of x in y
4.247 * [taylor]: Taking taylor expansion of (pow y 2) in y
4.248 * [taylor]: Taking taylor expansion of y in y
4.248 * [taylor]: Taking taylor expansion of x in x
4.249 * [taylor]: Taking taylor expansion of 0 in x
4.250 * [taylor]: Taking taylor expansion of 0 in x
4.252 * [taylor]: Taking taylor expansion of 0 in x
4.252 * [approximate]: Taking taylor expansion of (* -1 (/ x (pow y 2))) in (y x) around 0
4.252 * [taylor]: Taking taylor expansion of (* -1 (/ x (pow y 2))) in x
4.252 * [taylor]: Taking taylor expansion of -1 in x
4.252 * [taylor]: Taking taylor expansion of (/ x (pow y 2)) in x
4.252 * [taylor]: Taking taylor expansion of x in x
4.252 * [taylor]: Taking taylor expansion of (pow y 2) in x
4.252 * [taylor]: Taking taylor expansion of y in x
4.252 * [taylor]: Taking taylor expansion of (* -1 (/ x (pow y 2))) in y
4.252 * [taylor]: Taking taylor expansion of -1 in y
4.252 * [taylor]: Taking taylor expansion of (/ x (pow y 2)) in y
4.252 * [taylor]: Taking taylor expansion of x in y
4.252 * [taylor]: Taking taylor expansion of (pow y 2) in y
4.252 * [taylor]: Taking taylor expansion of y in y
4.253 * [taylor]: Taking taylor expansion of (* -1 (/ x (pow y 2))) in y
4.253 * [taylor]: Taking taylor expansion of -1 in y
4.253 * [taylor]: Taking taylor expansion of (/ x (pow y 2)) in y
4.253 * [taylor]: Taking taylor expansion of x in y
4.253 * [taylor]: Taking taylor expansion of (pow y 2) in y
4.253 * [taylor]: Taking taylor expansion of y in y
4.253 * [taylor]: Taking taylor expansion of (* -1 x) in x
4.253 * [taylor]: Taking taylor expansion of -1 in x
4.253 * [taylor]: Taking taylor expansion of x in x
4.255 * [taylor]: Taking taylor expansion of 0 in x
4.257 * [taylor]: Taking taylor expansion of 0 in x
4.260 * [taylor]: Taking taylor expansion of 0 in x
4.260 * * * [progress]: simplifying candidates
4.261 * [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)
4.263 * * [simplify]: iteration  0 :  106  enodes  (cost  624 )
4.289 * * [simplify]: iteration  1 :  247  enodes  (cost  568 )
4.382 * * [simplify]: iteration  2 :  683  enodes  (cost  484 )
5.147 * * [simplify]: iteration  3 :  2915  enodes  (cost  440 )
6.317 * * [simplify]: iteration  done :  5000  enodes  (cost  440 )
6.317 * [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)
  (pow y 2)
  (/ x (pow y 2))
  (/ x (pow y 2))
  (/ x (pow y 2))
  (* (/ y x) y)
  (* (/ y x) y)
  (* (/ y x) y)
6.317 * * * [progress]: adding candidates to table
6.426 * * [progress]: iteration 4 / 4
6.426 * * * [progress]: picking best candidate
6.434 * * * * [pick]: Picked  #<alt (λ (x y) (- (/ (/ x y) y) 3.0))>
6.434 * * * [progress]: localizing error
6.439 * * * [progress]: generating rewritten candidates
6.439 * * * * [progress]: [ 1 / 1 ] rewriting at (2 1)
6.452 * * * [progress]: generating series expansions
6.452 * * * * [progress]: [ 1 / 1 ] generating series at (2 1)
6.452 * [approximate]: Taking taylor expansion of (/ x (pow y 2)) in (x y) around 0
6.452 * [taylor]: Taking taylor expansion of (/ x (pow y 2)) in y
6.452 * [taylor]: Taking taylor expansion of x in y
6.452 * [taylor]: Taking taylor expansion of (pow y 2) in y
6.452 * [taylor]: Taking taylor expansion of y in y
6.453 * [taylor]: Taking taylor expansion of (/ x (pow y 2)) in x
6.453 * [taylor]: Taking taylor expansion of x in x
6.453 * [taylor]: Taking taylor expansion of (pow y 2) in x
6.453 * [taylor]: Taking taylor expansion of y in x
6.453 * [taylor]: Taking taylor expansion of (/ x (pow y 2)) in x
6.453 * [taylor]: Taking taylor expansion of x in x
6.453 * [taylor]: Taking taylor expansion of (pow y 2) in x
6.453 * [taylor]: Taking taylor expansion of y in x
6.453 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
6.453 * [taylor]: Taking taylor expansion of (pow y 2) in y
6.453 * [taylor]: Taking taylor expansion of y in y
6.454 * [taylor]: Taking taylor expansion of 0 in y
6.456 * [taylor]: Taking taylor expansion of 0 in y
6.458 * [taylor]: Taking taylor expansion of 0 in y
6.460 * [taylor]: Taking taylor expansion of 0 in y
6.460 * [approximate]: Taking taylor expansion of (/ (pow y 2) x) in (x y) around 0
6.460 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in y
6.460 * [taylor]: Taking taylor expansion of (pow y 2) in y
6.460 * [taylor]: Taking taylor expansion of y in y
6.460 * [taylor]: Taking taylor expansion of x in y
6.460 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in x
6.460 * [taylor]: Taking taylor expansion of (pow y 2) in x
6.460 * [taylor]: Taking taylor expansion of y in x
6.460 * [taylor]: Taking taylor expansion of x in x
6.460 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in x
6.460 * [taylor]: Taking taylor expansion of (pow y 2) in x
6.460 * [taylor]: Taking taylor expansion of y in x
6.460 * [taylor]: Taking taylor expansion of x in x
6.461 * [taylor]: Taking taylor expansion of (pow y 2) in y
6.461 * [taylor]: Taking taylor expansion of y in y
6.462 * [taylor]: Taking taylor expansion of 0 in y
6.463 * [taylor]: Taking taylor expansion of 0 in y
6.465 * [taylor]: Taking taylor expansion of 0 in y
6.466 * [approximate]: Taking taylor expansion of (* -1 (/ (pow y 2) x)) in (x y) around 0
6.466 * [taylor]: Taking taylor expansion of (* -1 (/ (pow y 2) x)) in y
6.466 * [taylor]: Taking taylor expansion of -1 in y
6.466 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in y
6.466 * [taylor]: Taking taylor expansion of (pow y 2) in y
6.466 * [taylor]: Taking taylor expansion of y in y
6.466 * [taylor]: Taking taylor expansion of x in y
6.466 * [taylor]: Taking taylor expansion of (* -1 (/ (pow y 2) x)) in x
6.466 * [taylor]: Taking taylor expansion of -1 in x
6.466 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in x
6.466 * [taylor]: Taking taylor expansion of (pow y 2) in x
6.466 * [taylor]: Taking taylor expansion of y in x
6.466 * [taylor]: Taking taylor expansion of x in x
6.466 * [taylor]: Taking taylor expansion of (* -1 (/ (pow y 2) x)) in x
6.466 * [taylor]: Taking taylor expansion of -1 in x
6.466 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in x
6.466 * [taylor]: Taking taylor expansion of (pow y 2) in x
6.466 * [taylor]: Taking taylor expansion of y in x
6.466 * [taylor]: Taking taylor expansion of x in x
6.467 * [taylor]: Taking taylor expansion of (* -1 (pow y 2)) in y
6.467 * [taylor]: Taking taylor expansion of -1 in y
6.467 * [taylor]: Taking taylor expansion of (pow y 2) in y
6.467 * [taylor]: Taking taylor expansion of y in y
6.468 * [taylor]: Taking taylor expansion of 0 in y
6.471 * [taylor]: Taking taylor expansion of 0 in y
6.474 * [taylor]: Taking taylor expansion of 0 in y
6.474 * * * [progress]: simplifying candidates
6.475 * [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))
6.479 * * [simplify]: iteration  0 :  142  enodes  (cost  874 )
6.517 * * [simplify]: iteration  1 :  313  enodes  (cost  825 )
6.600 * * [simplify]: iteration  2 :  748  enodes  (cost  769 )
6.991 * * [simplify]: iteration  3 :  2106  enodes  (cost  757 )
8.121 * * [simplify]: iteration  done :  5000  enodes  (cost  748 )
8.121 * [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 y)) (/ y (cbrt x)))
  (/ (/ (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) (* y (cbrt 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) (* y (cbrt y)))
  (/ (* (cbrt x) (cbrt x)) (sqrt y))
  (/ (/ (cbrt x) (sqrt y)) y)
  (* (cbrt x) (cbrt x))
  (/ (/ (cbrt x) y) y)
  (/ (sqrt x) (* 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)))
  (/ (sqrt x) (* y (cbrt 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) (* y (cbrt y)))
  (/ (sqrt x) (sqrt y))
  (/ (/ (sqrt x) (sqrt y)) y)
  (sqrt x)
  (/ (/ (sqrt x) y) y)
  (/ (/ 1 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)))
  (/ (/ 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 (pow y 2))
  (/ 1 (* (cbrt y) (cbrt y)))
  (/ (/ x (cbrt y)) y)
  (/ 1 (sqrt y))
  (/ (/ x (sqrt y)) y)
  1
  (/ x (pow y 2))
  (/ 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)))
  (* (/ (cbrt y) (cbrt x)) 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 (pow y 2))
  (/ x (pow y 2))
  (/ x (pow y 2))
8.122 * * * [progress]: adding candidates to table
8.241 * [progress]: [Phase 3 of 3] Extracting.
8.241 * * [regime]: Finding splitpoints for: (#<alt (λ (x y) (- (/ (* (cbrt x) (cbrt x)) (/ (* y y) (cbrt x))) 3.0))> #<alt (λ (x y) (- (/ (/ x y) y) 3.0))> #<alt (λ (x y) (- (* (/ (/ (cbrt x) (cbrt y)) (/ y (cbrt x))) (/ (/ (cbrt x) (cbrt y)) (cbrt y))) 3.0))> #<alt (λ (x y) (- (* x (/ (/ 1 y) y)) 3.0))> #<alt (λ (x y) (- (/ 1 (* (/ y x) y)) 3.0))> #<alt (λ (x y) (- (/ (/ (/ x (sqrt y)) y) (sqrt y)) 3.0))> #<alt (λ (x y) (- (* (/ 1 y) (/ x y)) 3.0))> #<alt (λ (x y) (- (/ x (* y y)) 3.0))>)
8.242 * * * [regime-changes]: Trying 5 branch expressions: ((* y y) (/ x (* y y)) (- (/ x (* y y)) 3.0) y x)
8.242 * * * * [regimes]: Trying to branch on (* y y) from (#<alt (λ (x y) (- (/ (* (cbrt x) (cbrt x)) (/ (* y y) (cbrt x))) 3.0))> #<alt (λ (x y) (- (/ (/ x y) y) 3.0))> #<alt (λ (x y) (- (* (/ (/ (cbrt x) (cbrt y)) (/ y (cbrt x))) (/ (/ (cbrt x) (cbrt y)) (cbrt y))) 3.0))> #<alt (λ (x y) (- (* x (/ (/ 1 y) y)) 3.0))> #<alt (λ (x y) (- (/ 1 (* (/ y x) y)) 3.0))> #<alt (λ (x y) (- (/ (/ (/ x (sqrt y)) y) (sqrt y)) 3.0))> #<alt (λ (x y) (- (* (/ 1 y) (/ x y)) 3.0))> #<alt (λ (x y) (- (/ x (* y y)) 3.0))>)
8.264 * * * * [regimes]: Trying to branch on (* y y) from (#<alt (λ (x y) (- (/ (* (cbrt x) (cbrt x)) (/ (* y y) (cbrt x))) 3.0))> #<alt (λ (x y) (- (/ x (* y y)) 3.0))>)
8.275 * * * * [regimes]: Trying to branch on (/ x (* y y)) from (#<alt (λ (x y) (- (/ (* (cbrt x) (cbrt x)) (/ (* y y) (cbrt x))) 3.0))> #<alt (λ (x y) (- (/ (/ x y) y) 3.0))> #<alt (λ (x y) (- (* (/ (/ (cbrt x) (cbrt y)) (/ y (cbrt x))) (/ (/ (cbrt x) (cbrt y)) (cbrt y))) 3.0))> #<alt (λ (x y) (- (* x (/ (/ 1 y) y)) 3.0))> #<alt (λ (x y) (- (/ 1 (* (/ y x) y)) 3.0))> #<alt (λ (x y) (- (/ (/ (/ x (sqrt y)) y) (sqrt y)) 3.0))> #<alt (λ (x y) (- (* (/ 1 y) (/ x y)) 3.0))> #<alt (λ (x y) (- (/ x (* y y)) 3.0))>)
8.296 * * * * [regimes]: Trying to branch on (- (/ x (* y y)) 3.0) from (#<alt (λ (x y) (- (/ (* (cbrt x) (cbrt x)) (/ (* y y) (cbrt x))) 3.0))> #<alt (λ (x y) (- (/ (/ x y) y) 3.0))> #<alt (λ (x y) (- (* (/ (/ (cbrt x) (cbrt y)) (/ y (cbrt x))) (/ (/ (cbrt x) (cbrt y)) (cbrt y))) 3.0))> #<alt (λ (x y) (- (* x (/ (/ 1 y) y)) 3.0))> #<alt (λ (x y) (- (/ 1 (* (/ y x) y)) 3.0))> #<alt (λ (x y) (- (/ (/ (/ x (sqrt y)) y) (sqrt y)) 3.0))> #<alt (λ (x y) (- (* (/ 1 y) (/ x y)) 3.0))> #<alt (λ (x y) (- (/ x (* y y)) 3.0))>)
8.315 * * * * [regimes]: Trying to branch on y from (#<alt (λ (x y) (- (/ (* (cbrt x) (cbrt x)) (/ (* y y) (cbrt x))) 3.0))> #<alt (λ (x y) (- (/ (/ x y) y) 3.0))> #<alt (λ (x y) (- (* (/ (/ (cbrt x) (cbrt y)) (/ y (cbrt x))) (/ (/ (cbrt x) (cbrt y)) (cbrt y))) 3.0))> #<alt (λ (x y) (- (* x (/ (/ 1 y) y)) 3.0))> #<alt (λ (x y) (- (/ 1 (* (/ y x) y)) 3.0))> #<alt (λ (x y) (- (/ (/ (/ x (sqrt y)) y) (sqrt y)) 3.0))> #<alt (λ (x y) (- (* (/ 1 y) (/ x y)) 3.0))> #<alt (λ (x y) (- (/ x (* y y)) 3.0))>)
8.338 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x y) (- (/ (* (cbrt x) (cbrt x)) (/ (* y y) (cbrt x))) 3.0))> #<alt (λ (x y) (- (/ (/ x y) y) 3.0))> #<alt (λ (x y) (- (* (/ (/ (cbrt x) (cbrt y)) (/ y (cbrt x))) (/ (/ (cbrt x) (cbrt y)) (cbrt y))) 3.0))> #<alt (λ (x y) (- (* x (/ (/ 1 y) y)) 3.0))> #<alt (λ (x y) (- (/ 1 (* (/ y x) y)) 3.0))> #<alt (λ (x y) (- (/ (/ (/ x (sqrt y)) y) (sqrt y)) 3.0))> #<alt (λ (x y) (- (* (/ 1 y) (/ x y)) 3.0))> #<alt (λ (x y) (- (/ x (* y y)) 3.0))>)
8.358 * * * [regime]: Found split indices: #<option (#s(si 1 255))>
8.358 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (- (/ (/ x y) y) 3.0)
8.359 * * [simplify]: iteration  0 :  6  enodes  (cost  7 )
8.359 * * [simplify]: iteration  done :  6  enodes  (cost  7 )
8.359 * [simplify]: Simplified to:
   (- (/ (/ x y) y) 3.0)
8.881 * [regime-testing]: Baseline error score: 0.09350004883055486
8.882 * [regime-testing]: Oracle error score: 0.006739203724916679
8.883 * [regime-testing]: End program error score: 0.09350004883055486
8.900 * [regime-testing]: Target error score: 0.09350004883055486