12.958 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.015 * * * [progress]: [2/2] Setting up program.
0.016 * [progress]: [Phase 2 of 3] Improving.
0.017 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (- (/ x (* y y)) 3.0)
0.018 * * [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 )
0.021 * * [simplify]: iteration  done :  11  enodes  (cost  7 )
0.021 * [simplify]: Simplified to:
   (- (/ x (* y y)) 3.0)
0.021 * * [progress]: iteration 1 / 4
0.021 * * * [progress]: picking best candidate
0.023 * * * * [pick]: Picked  #<alt (λ (x y) (- (/ x (* y y)) 3.0))>
0.023 * * * [progress]: localizing error
0.027 * * * [progress]: generating rewritten candidates
0.027 * * * * [progress]: [ 1 / 1 ] rewriting at (2 1)
0.031 * * * [progress]: generating series expansions
0.031 * * * * [progress]: [ 1 / 1 ] generating series at (2 1)
0.031 * [approximate]: Taking taylor expansion of (/ x (pow y 2)) in (x y) around 0
0.031 * [taylor]: Taking taylor expansion of (/ x (pow y 2)) in y
0.031 * [taylor]: Taking taylor expansion of x 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 (/ x (pow y 2)) in x
0.032 * [taylor]: Taking taylor expansion of x in x
0.032 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.032 * [taylor]: Taking taylor expansion of y in x
0.032 * [taylor]: Taking taylor expansion of (/ x (pow y 2)) in x
0.032 * [taylor]: Taking taylor expansion of x in x
0.032 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.032 * [taylor]: Taking taylor expansion of y in x
0.032 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.032 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.032 * [taylor]: Taking taylor expansion of y in y
0.033 * [taylor]: Taking taylor expansion of 0 in y
0.035 * [taylor]: Taking taylor expansion of 0 in y
0.037 * [taylor]: Taking taylor expansion of 0 in y
0.040 * [taylor]: Taking taylor expansion of 0 in y
0.040 * [approximate]: Taking taylor expansion of (/ (pow y 2) x) in (x y) around 0
0.040 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in y
0.040 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.040 * [taylor]: Taking taylor expansion of y in y
0.040 * [taylor]: Taking taylor expansion of x in y
0.041 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in x
0.041 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.041 * [taylor]: Taking taylor expansion of y in x
0.041 * [taylor]: Taking taylor expansion of x in x
0.041 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in x
0.041 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.041 * [taylor]: Taking taylor expansion of y in x
0.041 * [taylor]: Taking taylor expansion of x in x
0.041 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.041 * [taylor]: Taking taylor expansion of y in y
0.042 * [taylor]: Taking taylor expansion of 0 in y
0.044 * [taylor]: Taking taylor expansion of 0 in y
0.046 * [taylor]: Taking taylor expansion of 0 in y
0.047 * [approximate]: Taking taylor expansion of (* -1 (/ (pow y 2) x)) in (x y) around 0
0.047 * [taylor]: Taking taylor expansion of (* -1 (/ (pow y 2) x)) in y
0.047 * [taylor]: Taking taylor expansion of -1 in y
0.047 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in y
0.047 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.047 * [taylor]: Taking taylor expansion of y in y
0.047 * [taylor]: Taking taylor expansion of x in y
0.047 * [taylor]: Taking taylor expansion of (* -1 (/ (pow y 2) x)) in x
0.047 * [taylor]: Taking taylor expansion of -1 in x
0.047 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in x
0.047 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.047 * [taylor]: Taking taylor expansion of y in x
0.047 * [taylor]: Taking taylor expansion of x in x
0.047 * [taylor]: Taking taylor expansion of (* -1 (/ (pow y 2) x)) in x
0.047 * [taylor]: Taking taylor expansion of -1 in x
0.047 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in x
0.048 * [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
0.057 * * * [progress]: simplifying candidates
0.057 * [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))
0.058 * * [simplify]: iteration  0 :  43  enodes  (cost  185 )
0.066 * * [simplify]: iteration  1 :  94  enodes  (cost  182 )
0.091 * * [simplify]: iteration  2 :  275  enodes  (cost  152 )
0.252 * * [simplify]: iteration  3 :  1009  enodes  (cost  152 )
2.353 * * [simplify]: iteration  4 :  3808  enodes  (cost  152 )
3.255 * * [simplify]: iteration  done :  5000  enodes  (cost  152 )
3.255 * [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 (pow y 2))
  (/ x (pow y 2))
  (/ x (pow y 2))
3.255 * * * [progress]: adding candidates to table
3.301 * * [progress]: iteration 2 / 4
3.302 * * * [progress]: picking best candidate
3.309 * * * * [pick]: Picked  #<alt (λ (x y) (- (/ (/ x y) y) 3.0))>
3.309 * * * [progress]: localizing error
3.314 * * * [progress]: generating rewritten candidates
3.314 * * * * [progress]: [ 1 / 1 ] rewriting at (2 1)
3.323 * * * [progress]: generating series expansions
3.323 * * * * [progress]: [ 1 / 1 ] generating series at (2 1)
3.323 * [approximate]: Taking taylor expansion of (/ x (pow y 2)) in (x y) around 0
3.323 * [taylor]: Taking taylor expansion of (/ x (pow y 2)) in y
3.323 * [taylor]: Taking taylor expansion of x in y
3.323 * [taylor]: Taking taylor expansion of (pow y 2) in y
3.324 * [taylor]: Taking taylor expansion of y in y
3.324 * [taylor]: Taking taylor expansion of (/ x (pow y 2)) in x
3.324 * [taylor]: Taking taylor expansion of x in x
3.324 * [taylor]: Taking taylor expansion of (pow y 2) in x
3.324 * [taylor]: Taking taylor expansion of y in x
3.324 * [taylor]: Taking taylor expansion of (/ x (pow y 2)) in x
3.324 * [taylor]: Taking taylor expansion of x in x
3.324 * [taylor]: Taking taylor expansion of (pow y 2) in x
3.324 * [taylor]: Taking taylor expansion of y in x
3.324 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
3.324 * [taylor]: Taking taylor expansion of (pow y 2) in y
3.325 * [taylor]: Taking taylor expansion of y in y
3.325 * [taylor]: Taking taylor expansion of 0 in y
3.327 * [taylor]: Taking taylor expansion of 0 in y
3.330 * [taylor]: Taking taylor expansion of 0 in y
3.332 * [taylor]: Taking taylor expansion of 0 in y
3.332 * [approximate]: Taking taylor expansion of (/ (pow y 2) x) in (x y) around 0
3.332 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in y
3.333 * [taylor]: Taking taylor expansion of (pow y 2) in y
3.333 * [taylor]: Taking taylor expansion of y in y
3.333 * [taylor]: Taking taylor expansion of x in y
3.333 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in x
3.333 * [taylor]: Taking taylor expansion of (pow y 2) in x
3.333 * [taylor]: Taking taylor expansion of y in x
3.333 * [taylor]: Taking taylor expansion of x in x
3.333 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in x
3.333 * [taylor]: Taking taylor expansion of (pow y 2) in x
3.333 * [taylor]: Taking taylor expansion of y in x
3.333 * [taylor]: Taking taylor expansion of x in x
3.333 * [taylor]: Taking taylor expansion of (pow y 2) in y
3.333 * [taylor]: Taking taylor expansion of y in y
3.335 * [taylor]: Taking taylor expansion of 0 in y
3.336 * [taylor]: Taking taylor expansion of 0 in y
3.339 * [taylor]: Taking taylor expansion of 0 in y
3.339 * [approximate]: Taking taylor expansion of (* -1 (/ (pow y 2) x)) in (x y) around 0
3.339 * [taylor]: Taking taylor expansion of (* -1 (/ (pow y 2) x)) in y
3.339 * [taylor]: Taking taylor expansion of -1 in y
3.339 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in y
3.339 * [taylor]: Taking taylor expansion of (pow y 2) in y
3.339 * [taylor]: Taking taylor expansion of y in y
3.339 * [taylor]: Taking taylor expansion of x in y
3.340 * [taylor]: Taking taylor expansion of (* -1 (/ (pow y 2) x)) in x
3.340 * [taylor]: Taking taylor expansion of -1 in x
3.340 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in x
3.340 * [taylor]: Taking taylor expansion of (pow y 2) in x
3.340 * [taylor]: Taking taylor expansion of y in x
3.340 * [taylor]: Taking taylor expansion of x in x
3.340 * [taylor]: Taking taylor expansion of (* -1 (/ (pow y 2) x)) in x
3.340 * [taylor]: Taking taylor expansion of -1 in x
3.340 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in x
3.340 * [taylor]: Taking taylor expansion of (pow y 2) in x
3.340 * [taylor]: Taking taylor expansion of y in x
3.340 * [taylor]: Taking taylor expansion of x in x
3.340 * [taylor]: Taking taylor expansion of (* -1 (pow y 2)) in y
3.340 * [taylor]: Taking taylor expansion of -1 in y
3.340 * [taylor]: Taking taylor expansion of (pow y 2) in y
3.340 * [taylor]: Taking taylor expansion of y in y
3.342 * [taylor]: Taking taylor expansion of 0 in y
3.345 * [taylor]: Taking taylor expansion of 0 in y
3.349 * [taylor]: Taking taylor expansion of 0 in y
3.349 * * * [progress]: simplifying candidates
3.350 * [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))
3.353 * * [simplify]: iteration  0 :  140  enodes  (cost  862 )
3.393 * * [simplify]: iteration  1 :  311  enodes  (cost  813 )
3.488 * * [simplify]: iteration  2 :  746  enodes  (cost  757 )
4.042 * * [simplify]: iteration  3 :  2175  enodes  (cost  745 )
5.750 * * [simplify]: iteration  done :  5000  enodes  (cost  745 )
5.751 * [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) (cbrt x)) (pow (cbrt y) 3)) (cbrt y))
  (/ (/ (cbrt x) (cbrt y)) (cbrt y))
  (/ (/ (* (cbrt x) (cbrt x)) (* (cbrt y) (cbrt y))) (sqrt y))
  (/ (/ (cbrt x) (cbrt y)) (sqrt y))
  (* (/ (cbrt x) (cbrt y)) (/ (cbrt x) (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 y)) (/ (cbrt x) (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)
5.751 * * * [progress]: adding candidates to table
5.885 * * [progress]: iteration 3 / 4
5.885 * * * [progress]: picking best candidate
5.892 * * * * [pick]: Picked  #<alt (λ (x y) (- (/ (/ 1 1) (* y (/ y x))) 3.0))>
5.892 * * * [progress]: localizing error
5.899 * * * [progress]: generating rewritten candidates
5.899 * * * * [progress]: [ 1 / 2 ] rewriting at (2 1)
5.907 * * * * [progress]: [ 2 / 2 ] rewriting at (2 1 2)
5.919 * * * [progress]: generating series expansions
5.919 * * * * [progress]: [ 1 / 2 ] generating series at (2 1)
5.920 * [approximate]: Taking taylor expansion of (/ x (pow y 2)) in (y x) around 0
5.920 * [taylor]: Taking taylor expansion of (/ x (pow y 2)) in x
5.920 * [taylor]: Taking taylor expansion of x in x
5.920 * [taylor]: Taking taylor expansion of (pow y 2) in x
5.920 * [taylor]: Taking taylor expansion of y in x
5.920 * [taylor]: Taking taylor expansion of (/ x (pow y 2)) in y
5.920 * [taylor]: Taking taylor expansion of x in y
5.920 * [taylor]: Taking taylor expansion of (pow y 2) in y
5.920 * [taylor]: Taking taylor expansion of y in y
5.921 * [taylor]: Taking taylor expansion of (/ x (pow y 2)) in y
5.921 * [taylor]: Taking taylor expansion of x in y
5.921 * [taylor]: Taking taylor expansion of (pow y 2) in y
5.921 * [taylor]: Taking taylor expansion of y in y
5.921 * [taylor]: Taking taylor expansion of x in x
5.922 * [taylor]: Taking taylor expansion of 0 in x
5.924 * [taylor]: Taking taylor expansion of 0 in x
5.929 * [taylor]: Taking taylor expansion of 0 in x
5.930 * [approximate]: Taking taylor expansion of (/ (pow y 2) x) in (y x) around 0
5.930 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in x
5.930 * [taylor]: Taking taylor expansion of (pow y 2) in x
5.930 * [taylor]: Taking taylor expansion of y in x
5.930 * [taylor]: Taking taylor expansion of x in x
5.930 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in y
5.930 * [taylor]: Taking taylor expansion of (pow y 2) in y
5.930 * [taylor]: Taking taylor expansion of y in y
5.930 * [taylor]: Taking taylor expansion of x in y
5.931 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in y
5.931 * [taylor]: Taking taylor expansion of (pow y 2) in y
5.931 * [taylor]: Taking taylor expansion of y in y
5.931 * [taylor]: Taking taylor expansion of x in y
5.931 * [taylor]: Taking taylor expansion of (/ 1 x) in x
5.931 * [taylor]: Taking taylor expansion of x in x
5.932 * [taylor]: Taking taylor expansion of 0 in x
5.933 * [taylor]: Taking taylor expansion of 0 in x
5.934 * [taylor]: Taking taylor expansion of 0 in x
5.936 * [approximate]: Taking taylor expansion of (* -1 (/ (pow y 2) x)) in (y x) around 0
5.936 * [taylor]: Taking taylor expansion of (* -1 (/ (pow y 2) x)) in x
5.936 * [taylor]: Taking taylor expansion of -1 in x
5.936 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in x
5.936 * [taylor]: Taking taylor expansion of (pow y 2) in x
5.936 * [taylor]: Taking taylor expansion of y in x
5.936 * [taylor]: Taking taylor expansion of x in x
5.936 * [taylor]: Taking taylor expansion of (* -1 (/ (pow y 2) x)) in y
5.936 * [taylor]: Taking taylor expansion of -1 in y
5.936 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in y
5.936 * [taylor]: Taking taylor expansion of (pow y 2) in y
5.936 * [taylor]: Taking taylor expansion of y in y
5.936 * [taylor]: Taking taylor expansion of x in y
5.936 * [taylor]: Taking taylor expansion of (* -1 (/ (pow y 2) x)) in y
5.936 * [taylor]: Taking taylor expansion of -1 in y
5.936 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in y
5.936 * [taylor]: Taking taylor expansion of (pow y 2) in y
5.936 * [taylor]: Taking taylor expansion of y in y
5.936 * [taylor]: Taking taylor expansion of x in y
5.937 * [taylor]: Taking taylor expansion of (/ -1 x) in x
5.937 * [taylor]: Taking taylor expansion of -1 in x
5.937 * [taylor]: Taking taylor expansion of x in x
5.938 * [taylor]: Taking taylor expansion of 0 in x
5.940 * [taylor]: Taking taylor expansion of 0 in x
5.942 * [taylor]: Taking taylor expansion of 0 in x
5.943 * * * * [progress]: [ 2 / 2 ] generating series at (2 1 2)
5.943 * [approximate]: Taking taylor expansion of (/ (pow y 2) x) in (y x) around 0
5.943 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in x
5.943 * [taylor]: Taking taylor expansion of (pow y 2) in x
5.943 * [taylor]: Taking taylor expansion of y in x
5.943 * [taylor]: Taking taylor expansion of x in x
5.943 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in y
5.943 * [taylor]: Taking taylor expansion of (pow y 2) in y
5.943 * [taylor]: Taking taylor expansion of y in y
5.943 * [taylor]: Taking taylor expansion of x in y
5.944 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in y
5.944 * [taylor]: Taking taylor expansion of (pow y 2) in y
5.944 * [taylor]: Taking taylor expansion of y in y
5.944 * [taylor]: Taking taylor expansion of x in y
5.944 * [taylor]: Taking taylor expansion of (/ 1 x) in x
5.944 * [taylor]: Taking taylor expansion of x in x
5.945 * [taylor]: Taking taylor expansion of 0 in x
5.946 * [taylor]: Taking taylor expansion of 0 in x
5.947 * [taylor]: Taking taylor expansion of 0 in x
5.948 * [approximate]: Taking taylor expansion of (/ x (pow y 2)) in (y x) around 0
5.948 * [taylor]: Taking taylor expansion of (/ x (pow y 2)) in x
5.948 * [taylor]: Taking taylor expansion of x in x
5.948 * [taylor]: Taking taylor expansion of (pow y 2) in x
5.948 * [taylor]: Taking taylor expansion of y in x
5.948 * [taylor]: Taking taylor expansion of (/ x (pow y 2)) in y
5.949 * [taylor]: Taking taylor expansion of x in y
5.949 * [taylor]: Taking taylor expansion of (pow y 2) in y
5.949 * [taylor]: Taking taylor expansion of y in y
5.949 * [taylor]: Taking taylor expansion of (/ x (pow y 2)) in y
5.949 * [taylor]: Taking taylor expansion of x in y
5.949 * [taylor]: Taking taylor expansion of (pow y 2) in y
5.949 * [taylor]: Taking taylor expansion of y in y
5.949 * [taylor]: Taking taylor expansion of x in x
5.950 * [taylor]: Taking taylor expansion of 0 in x
5.952 * [taylor]: Taking taylor expansion of 0 in x
5.954 * [taylor]: Taking taylor expansion of 0 in x
5.954 * [approximate]: Taking taylor expansion of (* -1 (/ x (pow y 2))) in (y x) around 0
5.954 * [taylor]: Taking taylor expansion of (* -1 (/ x (pow y 2))) in x
5.954 * [taylor]: Taking taylor expansion of -1 in x
5.954 * [taylor]: Taking taylor expansion of (/ x (pow y 2)) in x
5.954 * [taylor]: Taking taylor expansion of x in x
5.954 * [taylor]: Taking taylor expansion of (pow y 2) in x
5.954 * [taylor]: Taking taylor expansion of y in x
5.954 * [taylor]: Taking taylor expansion of (* -1 (/ x (pow y 2))) in y
5.954 * [taylor]: Taking taylor expansion of -1 in y
5.954 * [taylor]: Taking taylor expansion of (/ x (pow y 2)) in y
5.954 * [taylor]: Taking taylor expansion of x in y
5.954 * [taylor]: Taking taylor expansion of (pow y 2) in y
5.954 * [taylor]: Taking taylor expansion of y in y
5.955 * [taylor]: Taking taylor expansion of (* -1 (/ x (pow y 2))) in y
5.955 * [taylor]: Taking taylor expansion of -1 in y
5.955 * [taylor]: Taking taylor expansion of (/ x (pow y 2)) in y
5.955 * [taylor]: Taking taylor expansion of x in y
5.955 * [taylor]: Taking taylor expansion of (pow y 2) in y
5.955 * [taylor]: Taking taylor expansion of y in y
5.955 * [taylor]: Taking taylor expansion of (* -1 x) in x
5.955 * [taylor]: Taking taylor expansion of -1 in x
5.955 * [taylor]: Taking taylor expansion of x in x
5.957 * [taylor]: Taking taylor expansion of 0 in x
5.960 * [taylor]: Taking taylor expansion of 0 in x
5.963 * [taylor]: Taking taylor expansion of 0 in x
5.963 * * * [progress]: simplifying candidates
5.965 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (- (- 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))))
  (- (- 0 0) (+ (log y) (- (log y) (log x))))
  (- (- 0 0) (+ (log y) (log (/ y x))))
  (- (- 0 0) (log (* y (/ y x))))
  (- (- 0 (log 1)) (+ (log y) (- (log y) (log x))))
  (- (- 0 (log 1)) (+ (log y) (log (/ y x))))
  (- (- 0 (log 1)) (log (* y (/ y x))))
  (- (- (log 1) 0) (+ (log y) (- (log y) (log x))))
  (- (- (log 1) 0) (+ (log y) (log (/ y x))))
  (- (- (log 1) 0) (log (* y (/ y x))))
  (- (- (log 1) (log 1)) (+ (log y) (- (log y) (log x))))
  (- (- (log 1) (log 1)) (+ (log y) (log (/ y x))))
  (- (- (log 1) (log 1)) (log (* y (/ y x))))
  (- (log (/ 1 1)) (+ (log y) (- (log y) (log x))))
  (- (log (/ 1 1)) (+ (log y) (log (/ y x))))
  (- (log (/ 1 1)) (log (* y (/ y x))))
  (log (/ (/ 1 1) (* y (/ y x))))
  (exp (/ (/ 1 1) (* y (/ y x))))
  (/ (/ (* (* 1 1) 1) (* (* 1 1) 1)) (* (* (* y y) y) (/ (* (* y y) y) (* (* x x) x))))
  (/ (/ (* (* 1 1) 1) (* (* 1 1) 1)) (* (* (* y y) y) (* (* (/ y x) (/ y x)) (/ y x))))
  (/ (/ (* (* 1 1) 1) (* (* 1 1) 1)) (* (* (* y (/ y x)) (* y (/ y x))) (* y (/ y x))))
  (/ (* (* (/ 1 1) (/ 1 1)) (/ 1 1)) (* (* (* y y) y) (/ (* (* y y) y) (* (* x x) x))))
  (/ (* (* (/ 1 1) (/ 1 1)) (/ 1 1)) (* (* (* y y) y) (* (* (/ y x) (/ y x)) (/ y x))))
  (/ (* (* (/ 1 1) (/ 1 1)) (/ 1 1)) (* (* (* y (/ y x)) (* y (/ y x))) (* y (/ y x))))
  (* (cbrt (/ (/ 1 1) (* y (/ y x)))) (cbrt (/ (/ 1 1) (* y (/ y x)))))
  (cbrt (/ (/ 1 1) (* y (/ y x))))
  (* (* (/ (/ 1 1) (* y (/ y x))) (/ (/ 1 1) (* y (/ y x)))) (/ (/ 1 1) (* y (/ y x))))
  (sqrt (/ (/ 1 1) (* y (/ y x))))
  (sqrt (/ (/ 1 1) (* y (/ y x))))
  (- (/ 1 1))
  (- (* y (/ y x)))
  (/ (* (cbrt (/ 1 1)) (cbrt (/ 1 1))) y)
  (/ (cbrt (/ 1 1)) (/ y x))
  (/ (sqrt (/ 1 1)) y)
  (/ (sqrt (/ 1 1)) (/ y x))
  (/ (/ (* (cbrt 1) (cbrt 1)) (* (cbrt 1) (cbrt 1))) y)
  (/ (/ (cbrt 1) (cbrt 1)) (/ y x))
  (/ (/ (* (cbrt 1) (cbrt 1)) (sqrt 1)) y)
  (/ (/ (cbrt 1) (sqrt 1)) (/ y x))
  (/ (/ (* (cbrt 1) (cbrt 1)) 1) y)
  (/ (/ (cbrt 1) 1) (/ y x))
  (/ (/ (sqrt 1) (* (cbrt 1) (cbrt 1))) y)
  (/ (/ (sqrt 1) (cbrt 1)) (/ y x))
  (/ (/ (sqrt 1) (sqrt 1)) y)
  (/ (/ (sqrt 1) (sqrt 1)) (/ y x))
  (/ (/ (sqrt 1) 1) y)
  (/ (/ (sqrt 1) 1) (/ y x))
  (/ (/ 1 (* (cbrt 1) (cbrt 1))) y)
  (/ (/ 1 (cbrt 1)) (/ y x))
  (/ (/ 1 (sqrt 1)) y)
  (/ (/ 1 (sqrt 1)) (/ y x))
  (/ (/ 1 1) y)
  (/ (/ 1 1) (/ y x))
  (/ 1 y)
  (/ (/ 1 1) (/ y x))
  (/ 1 y)
  (/ (/ 1 1) (/ y x))
  (/ 1 (* y (/ y x)))
  (/ (* y (/ y x)) (/ 1 1))
  (/ (/ 1 1) y)
  (/ (* y (/ y x)) (cbrt (/ 1 1)))
  (/ (* y (/ y x)) (sqrt (/ 1 1)))
  (/ (* y (/ y x)) (/ (cbrt 1) (cbrt 1)))
  (/ (* y (/ y x)) (/ (cbrt 1) (sqrt 1)))
  (/ (* y (/ y x)) (/ (cbrt 1) 1))
  (/ (* y (/ y x)) (/ (sqrt 1) (cbrt 1)))
  (/ (* y (/ y x)) (/ (sqrt 1) (sqrt 1)))
  (/ (* y (/ y x)) (/ (sqrt 1) 1))
  (/ (* y (/ y x)) (/ 1 (cbrt 1)))
  (/ (* y (/ y x)) (/ 1 (sqrt 1)))
  (/ (* y (/ y x)) (/ 1 1))
  (/ (* y (/ y x)) (/ 1 1))
  (/ (* y (/ y x)) (/ 1 1))
  (/ (/ 1 1) (* y y))
  (* (* y (/ y x)) 1)
  (* 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)
5.969 * * [simplify]: iteration  0 :  172  enodes  (cost  1188 )
6.049 * * [simplify]: iteration  1 :  465  enodes  (cost  866 )
6.150 * * [simplify]: iteration  2 :  923  enodes  (cost  704 )
7.423 * * [simplify]: iteration  3 :  3241  enodes  (cost  628 )
8.979 * * [simplify]: iteration  done :  5001  enodes  (cost  628 )
8.980 * [simplify]: Simplified to:
   (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)))
  (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)))
  (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)
  (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)
  (/ 1 y)
  (/ x y)
  (/ 1 y)
  (/ x y)
  (/ 1 y)
  (/ x y)
  (/ 1 y)
  (/ x y)
  (/ 1 y)
  (/ x y)
  (/ 1 y)
  (/ x y)
  (/ 1 y)
  (/ x y)
  (/ 1 y)
  (/ x y)
  (/ 1 y)
  (/ x y)
  (/ 1 y)
  (/ x y)
  (/ x (pow y 2))
  (* y (/ y x))
  (/ 1 y)
  (* y (/ y x))
  (* y (/ y x))
  (* y (/ y x))
  (* y (/ y x))
  (* y (/ y x))
  (* y (/ y x))
  (* y (/ y x))
  (* y (/ y x))
  (* y (/ y x))
  (* y (/ y x))
  (* y (/ y x))
  (* y (/ y x))
  (* y (/ y x))
  (/ 1 (* y y))
  (* y (/ y x))
  (* y (/ y x))
  (log (* y (/ y x)))
  (log (* y (/ y x)))
  (log (* y (/ y x)))
  (exp (* y (/ y x)))
  (pow (/ (pow y 2) x) 3)
  (pow (/ (pow y 2) x) 3)
  (* (cbrt (* y (/ y x))) (cbrt (* y (/ y x))))
  (cbrt (* y (/ y x)))
  (pow (/ (pow y 2) 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)))
  (* y (sqrt y))
  (/ y (* (cbrt x) (cbrt x)))
  (/ y (sqrt x))
  y
  y
  (* 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))
  (* y (/ y x))
  (* y (/ y x))
  (* y (/ y x))
8.980 * * * [progress]: adding candidates to table
9.110 * * [progress]: iteration 4 / 4
9.110 * * * [progress]: picking best candidate
9.115 * * * * [pick]: Picked  #<alt (λ (x y) (- (* (/ 1 y) (/ x y)) 3.0))>
9.115 * * * [progress]: localizing error
9.121 * * * [progress]: generating rewritten candidates
9.121 * * * * [progress]: [ 1 / 1 ] rewriting at (2 1)
9.140 * * * [progress]: generating series expansions
9.140 * * * * [progress]: [ 1 / 1 ] generating series at (2 1)
9.140 * [approximate]: Taking taylor expansion of (/ x (pow y 2)) in (y x) around 0
9.140 * [taylor]: Taking taylor expansion of (/ x (pow y 2)) in x
9.140 * [taylor]: Taking taylor expansion of x in x
9.140 * [taylor]: Taking taylor expansion of (pow y 2) in x
9.140 * [taylor]: Taking taylor expansion of y in x
9.140 * [taylor]: Taking taylor expansion of (/ x (pow y 2)) in y
9.140 * [taylor]: Taking taylor expansion of x in y
9.140 * [taylor]: Taking taylor expansion of (pow y 2) in y
9.140 * [taylor]: Taking taylor expansion of y in y
9.141 * [taylor]: Taking taylor expansion of (/ x (pow y 2)) in y
9.141 * [taylor]: Taking taylor expansion of x in y
9.141 * [taylor]: Taking taylor expansion of (pow y 2) in y
9.141 * [taylor]: Taking taylor expansion of y in y
9.141 * [taylor]: Taking taylor expansion of x in x
9.142 * [taylor]: Taking taylor expansion of 0 in x
9.144 * [taylor]: Taking taylor expansion of 0 in x
9.146 * [taylor]: Taking taylor expansion of 0 in x
9.146 * [approximate]: Taking taylor expansion of (/ (pow y 2) x) in (y x) around 0
9.146 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in x
9.146 * [taylor]: Taking taylor expansion of (pow y 2) in x
9.146 * [taylor]: Taking taylor expansion of y in x
9.146 * [taylor]: Taking taylor expansion of x in x
9.146 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in y
9.146 * [taylor]: Taking taylor expansion of (pow y 2) in y
9.146 * [taylor]: Taking taylor expansion of y in y
9.146 * [taylor]: Taking taylor expansion of x in y
9.147 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in y
9.147 * [taylor]: Taking taylor expansion of (pow y 2) in y
9.147 * [taylor]: Taking taylor expansion of y in y
9.147 * [taylor]: Taking taylor expansion of x in y
9.147 * [taylor]: Taking taylor expansion of (/ 1 x) in x
9.147 * [taylor]: Taking taylor expansion of x in x
9.148 * [taylor]: Taking taylor expansion of 0 in x
9.149 * [taylor]: Taking taylor expansion of 0 in x
9.151 * [taylor]: Taking taylor expansion of 0 in x
9.152 * [approximate]: Taking taylor expansion of (* -1 (/ (pow y 2) x)) in (y x) around 0
9.152 * [taylor]: Taking taylor expansion of (* -1 (/ (pow y 2) x)) in x
9.152 * [taylor]: Taking taylor expansion of -1 in x
9.152 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in x
9.152 * [taylor]: Taking taylor expansion of (pow y 2) in x
9.152 * [taylor]: Taking taylor expansion of y in x
9.152 * [taylor]: Taking taylor expansion of x in x
9.152 * [taylor]: Taking taylor expansion of (* -1 (/ (pow y 2) x)) in y
9.152 * [taylor]: Taking taylor expansion of -1 in y
9.152 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in y
9.152 * [taylor]: Taking taylor expansion of (pow y 2) in y
9.152 * [taylor]: Taking taylor expansion of y in y
9.152 * [taylor]: Taking taylor expansion of x in y
9.152 * [taylor]: Taking taylor expansion of (* -1 (/ (pow y 2) x)) in y
9.153 * [taylor]: Taking taylor expansion of -1 in y
9.153 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in y
9.153 * [taylor]: Taking taylor expansion of (pow y 2) in y
9.153 * [taylor]: Taking taylor expansion of y in y
9.153 * [taylor]: Taking taylor expansion of x in y
9.153 * [taylor]: Taking taylor expansion of (/ -1 x) in x
9.153 * [taylor]: Taking taylor expansion of -1 in x
9.153 * [taylor]: Taking taylor expansion of x in x
9.154 * [taylor]: Taking taylor expansion of 0 in x
9.156 * [taylor]: Taking taylor expansion of 0 in x
9.158 * [taylor]: Taking taylor expansion of 0 in x
9.159 * * * [progress]: simplifying candidates
9.160 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (* (/ 1 y) (/ x y))
  (+ (- (log y)) (- (log x) (log y)))
  (+ (- (log y)) (log (/ x y)))
  (+ (- 0 (log y)) (- (log x) (log y)))
  (+ (- 0 (log y)) (log (/ x y)))
  (+ (- (log 1) (log y)) (- (log x) (log y)))
  (+ (- (log 1) (log y)) (log (/ x y)))
  (+ (log (/ 1 y)) (- (log x) (log y)))
  (+ (log (/ 1 y)) (log (/ 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 y) y)) (* (* (/ x y) (/ x y)) (/ x y)))
  (* (* (* (/ 1 y) (/ 1 y)) (/ 1 y)) (/ (* (* x x) x) (* (* y y) y)))
  (* (* (* (/ 1 y) (/ 1 y)) (/ 1 y)) (* (* (/ x y) (/ x 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 x)
  (* y y)
  (* (sqrt (/ 1 y)) (sqrt (/ x y)))
  (* (sqrt (/ 1 y)) (sqrt (/ x y)))
  (* (sqrt (/ 1 y)) (/ (sqrt x) (sqrt y)))
  (* (sqrt (/ 1 y)) (/ (sqrt x) (sqrt y)))
  (* (/ (sqrt 1) (sqrt y)) (sqrt (/ x y)))
  (* (/ (sqrt 1) (sqrt y)) (sqrt (/ x y)))
  (* (/ (sqrt 1) (sqrt y)) (/ (sqrt x) (sqrt y)))
  (* (/ (sqrt 1) (sqrt y)) (/ (sqrt x) (sqrt y)))
  (* (/ 1 (sqrt y)) (sqrt (/ x y)))
  (* (/ 1 (sqrt y)) (sqrt (/ x y)))
  (* (/ 1 (sqrt y)) (/ (sqrt x) (sqrt y)))
  (* (/ 1 (sqrt y)) (/ (sqrt x) (sqrt y)))
  (* (/ 1 y) (* (cbrt (/ x y)) (cbrt (/ x y))))
  (* (/ 1 y) (sqrt (/ x y)))
  (* (/ 1 y) (/ (* (cbrt x) (cbrt x)) (* (cbrt y) (cbrt y))))
  (* (/ 1 y) (/ (* (cbrt x) (cbrt x)) (sqrt y)))
  (* (/ 1 y) (/ (* (cbrt x) (cbrt x)) 1))
  (* (/ 1 y) (/ (sqrt x) (* (cbrt y) (cbrt y))))
  (* (/ 1 y) (/ (sqrt x) (sqrt y)))
  (* (/ 1 y) (/ (sqrt x) 1))
  (* (/ 1 y) (/ 1 (* (cbrt y) (cbrt y))))
  (* (/ 1 y) (/ 1 (sqrt y)))
  (* (/ 1 y) (/ 1 1))
  (* (/ 1 y) 1)
  (* (/ 1 y) x)
  (* (cbrt (/ 1 y)) (/ x y))
  (* (sqrt (/ 1 y)) (/ x y))
  (* (/ (cbrt 1) (cbrt y)) (/ x y))
  (* (/ (cbrt 1) (sqrt y)) (/ x y))
  (* (/ (cbrt 1) y) (/ x y))
  (* (/ (sqrt 1) (cbrt y)) (/ x y))
  (* (/ (sqrt 1) (sqrt y)) (/ x y))
  (* (/ (sqrt 1) y) (/ x y))
  (* (/ 1 (cbrt y)) (/ x y))
  (* (/ 1 (sqrt y)) (/ x y))
  (* (/ 1 y) (/ x y))
  (* (/ 1 y) (/ x y))
  (* (/ 1 y) (/ x y))
  (* (/ 1 y) x)
  (* 1 (/ x y))
  (/ x (pow y 2))
  (/ x (pow y 2))
  (/ x (pow y 2))
9.163 * * [simplify]: iteration  0 :  110  enodes  (cost  633 )
9.196 * * [simplify]: iteration  1 :  320  enodes  (cost  517 )
9.297 * * [simplify]: iteration  2 :  919  enodes  (cost  423 )
11.036 * * [simplify]: iteration  3 :  3673  enodes  (cost  415 )
11.995 * * [simplify]: iteration  done :  5000  enodes  (cost  415 )
11.996 * [simplify]: Simplified to:
   (/ x (* y y))
  (log (/ (/ x y) y))
  (log (/ (/ x y) y))
  (log (/ (/ x y) y))
  (log (/ (/ x y) y))
  (log (/ (/ x y) y))
  (log (/ (/ x y) y))
  (log (/ (/ x y) y))
  (log (/ (/ x y) y))
  (log (/ (/ x y) y))
  (exp (/ (/ x y) y))
  (pow (/ x (pow y 2)) 3)
  (pow (/ x (pow y 2)) 3)
  (pow (/ x (pow y 2)) 3)
  (pow (/ x (pow y 2)) 3)
  (* (cbrt (/ (/ x y) y)) (cbrt (/ (/ x y) y)))
  (cbrt (/ (/ x y) y))
  (pow (/ x (pow y 2)) 3)
  (sqrt (/ (/ x y) y))
  (sqrt (/ (/ x y) y))
  x
  (* y y)
  (* (sqrt (/ 1 y)) (sqrt (/ x y)))
  (* (sqrt (/ 1 y)) (sqrt (/ x y)))
  (* (sqrt (/ 1 y)) (/ (sqrt x) (sqrt y)))
  (* (sqrt (/ 1 y)) (/ (sqrt x) (sqrt y)))
  (/ (sqrt (/ x y)) (sqrt y))
  (/ (sqrt (/ x y)) (sqrt y))
  (/ (sqrt x) (pow y 1))
  (/ (sqrt x) (pow y 1))
  (/ (sqrt (/ x y)) (sqrt y))
  (/ (sqrt (/ x y)) (sqrt y))
  (/ (sqrt x) (pow y 1))
  (/ (sqrt x) (pow y 1))
  (/ (* (cbrt (/ x y)) (cbrt (/ x y))) y)
  (/ (sqrt (/ x y)) y)
  (/ (/ (* (cbrt x) (cbrt x)) y) (* (cbrt y) (cbrt y)))
  (/ (/ (* (cbrt x) (cbrt x)) (sqrt y)) y)
  (/ (* (cbrt x) (cbrt x)) y)
  (/ (/ (sqrt x) (* (cbrt y) (cbrt y))) y)
  (/ (/ (sqrt x) (sqrt y)) y)
  (/ (sqrt x) y)
  (/ (/ 1 y) (* (cbrt y) (cbrt y)))
  (/ (/ 1 y) (sqrt y))
  (/ 1 y)
  (/ 1 y)
  (/ x y)
  (* (cbrt (/ 1 y)) (/ x y))
  (* (sqrt (/ 1 y)) (/ x y))
  (/ (/ x y) (cbrt y))
  (/ (/ x y) (sqrt y))
  (/ x (* y y))
  (/ (/ x y) (cbrt y))
  (/ (/ x y) (sqrt y))
  (/ x (* y y))
  (/ (/ x y) (cbrt y))
  (/ (/ x y) (sqrt y))
  (/ x (* y y))
  (/ x (* y y))
  (/ x (* y y))
  (/ x y)
  (/ x y)
  (/ x (* y y))
  (/ x (* y y))
  (/ x (* y y))
11.996 * * * [progress]: adding candidates to table
12.090 * [progress]: [Phase 3 of 3] Extracting.
12.090 * * [regime]: Finding splitpoints for: (#<alt (λ (x y) (- (/ (/ x y) y) 3.0))> #<alt (λ (x y) (- (* (/ 1 y) (/ x y)) 3.0))> #<alt (λ (x y) (- (/ 1 (/ y (/ x y))) 3.0))> #<alt (λ (x y) (- (/ x (* y y)) 3.0))> #<alt (λ (x y) (- (/ (/ 1 1) (* y (/ y x))) 3.0))> #<alt (λ (x y) (- (* (* (cbrt (/ (/ x y) y)) (cbrt (/ (/ x y) y))) (cbrt (/ (/ x y) y))) 3.0))>)
12.091 * * * [regime-changes]: Trying 5 branch expressions: ((* y y) (/ x (* y y)) (- (/ x (* y y)) 3.0) y x)
12.091 * * * * [regimes]: Trying to branch on (* y y) from (#<alt (λ (x y) (- (/ (/ x y) y) 3.0))> #<alt (λ (x y) (- (* (/ 1 y) (/ x y)) 3.0))> #<alt (λ (x y) (- (/ 1 (/ y (/ x y))) 3.0))> #<alt (λ (x y) (- (/ x (* y y)) 3.0))> #<alt (λ (x y) (- (/ (/ 1 1) (* y (/ y x))) 3.0))> #<alt (λ (x y) (- (* (* (cbrt (/ (/ x y) y)) (cbrt (/ (/ x y) y))) (cbrt (/ (/ x y) y))) 3.0))>)
12.111 * * * * [regimes]: Trying to branch on (/ x (* y y)) from (#<alt (λ (x y) (- (/ (/ x y) y) 3.0))> #<alt (λ (x y) (- (* (/ 1 y) (/ x y)) 3.0))> #<alt (λ (x y) (- (/ 1 (/ y (/ x y))) 3.0))> #<alt (λ (x y) (- (/ x (* y y)) 3.0))> #<alt (λ (x y) (- (/ (/ 1 1) (* y (/ y x))) 3.0))> #<alt (λ (x y) (- (* (* (cbrt (/ (/ x y) y)) (cbrt (/ (/ x y) y))) (cbrt (/ (/ x y) y))) 3.0))>)
12.128 * * * * [regimes]: Trying to branch on (- (/ x (* y y)) 3.0) from (#<alt (λ (x y) (- (/ (/ x y) y) 3.0))> #<alt (λ (x y) (- (* (/ 1 y) (/ x y)) 3.0))> #<alt (λ (x y) (- (/ 1 (/ y (/ x y))) 3.0))> #<alt (λ (x y) (- (/ x (* y y)) 3.0))> #<alt (λ (x y) (- (/ (/ 1 1) (* y (/ y x))) 3.0))> #<alt (λ (x y) (- (* (* (cbrt (/ (/ x y) y)) (cbrt (/ (/ x y) y))) (cbrt (/ (/ x y) y))) 3.0))>)
12.147 * * * * [regimes]: Trying to branch on y from (#<alt (λ (x y) (- (/ (/ x y) y) 3.0))> #<alt (λ (x y) (- (* (/ 1 y) (/ x y)) 3.0))> #<alt (λ (x y) (- (/ 1 (/ y (/ x y))) 3.0))> #<alt (λ (x y) (- (/ x (* y y)) 3.0))> #<alt (λ (x y) (- (/ (/ 1 1) (* y (/ y x))) 3.0))> #<alt (λ (x y) (- (* (* (cbrt (/ (/ x y) y)) (cbrt (/ (/ x y) y))) (cbrt (/ (/ x y) y))) 3.0))>)
12.165 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x y) (- (/ (/ x y) y) 3.0))> #<alt (λ (x y) (- (* (/ 1 y) (/ x y)) 3.0))> #<alt (λ (x y) (- (/ 1 (/ y (/ x y))) 3.0))> #<alt (λ (x y) (- (/ x (* y y)) 3.0))> #<alt (λ (x y) (- (/ (/ 1 1) (* y (/ y x))) 3.0))> #<alt (λ (x y) (- (* (* (cbrt (/ (/ x y) y)) (cbrt (/ (/ x y) y))) (cbrt (/ (/ x y) y))) 3.0))>)
12.187 * * * [regime]: Found split indices: #<option (#s(si 4 255))>
12.187 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (- (/ (/ 1 1) (* y (/ y x))) 3.0)
12.187 * * [simplify]: iteration  0 :  9  enodes  (cost  11 )
12.188 * * [simplify]: iteration  1 :  12  enodes  (cost  9 )
12.188 * * [simplify]: iteration  done :  12  enodes  (cost  9 )
12.188 * [simplify]: Simplified to:
   (- (/ 1 (* y (/ y x))) 3.0)
12.703 * [regime-testing]: Baseline error score: 0.11903856419678663
12.704 * [regime-testing]: Oracle error score: 0.010126265783222902
12.705 * [regime-testing]: End program error score: 0.11903856419678663
12.723 * [regime-testing]: Target error score: 0.08483372452815617