3.818 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.013 * * * [progress]: [2/2] Setting up program.
0.014 * [progress]: [Phase 2 of 3] Improving.
0.014 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (/ x (* y y))
0.015 * * [simplify]: iteration  0 :  4  enodes  (cost  5 )
0.016 * * [simplify]: iteration  1 :  6  enodes  (cost  5 )
0.016 * * [simplify]: iteration  done :  6  enodes  (cost  5 )
0.016 * [simplify]: Simplified to:
   (/ x (* y y))
0.016 * * [progress]: iteration 1 / 4
0.016 * * * [progress]: picking best candidate
0.018 * * * * [pick]: Picked  #<alt (λ (x y) (/ x (* y y)))>
0.018 * * * [progress]: localizing error
0.021 * * * [progress]: generating rewritten candidates
0.021 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.024 * * * [progress]: generating series expansions
0.024 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.025 * [approximate]: Taking taylor expansion of (/ x (pow y 2)) in (x y) around 0
0.025 * [taylor]: Taking taylor expansion of (/ x (pow y 2)) in y
0.025 * [taylor]: Taking taylor expansion of x in y
0.025 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.025 * [taylor]: Taking taylor expansion of y in y
0.025 * [taylor]: Taking taylor expansion of (/ x (pow y 2)) in x
0.025 * [taylor]: Taking taylor expansion of x in x
0.025 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.025 * [taylor]: Taking taylor expansion of y in x
0.025 * [taylor]: Taking taylor expansion of (/ x (pow y 2)) in x
0.025 * [taylor]: Taking taylor expansion of x in x
0.025 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.025 * [taylor]: Taking taylor expansion of y in x
0.025 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.025 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.026 * [taylor]: Taking taylor expansion of y in y
0.026 * [taylor]: Taking taylor expansion of 0 in y
0.028 * [taylor]: Taking taylor expansion of 0 in y
0.029 * [taylor]: Taking taylor expansion of 0 in y
0.032 * [taylor]: Taking taylor expansion of 0 in y
0.032 * [approximate]: Taking taylor expansion of (/ (pow y 2) x) in (x y) around 0
0.032 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in y
0.032 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.032 * [taylor]: Taking taylor expansion of y in y
0.032 * [taylor]: Taking taylor expansion of x in y
0.032 * [taylor]: Taking taylor expansion of (/ (pow y 2) 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 in x
0.032 * [taylor]: Taking taylor expansion of (/ (pow y 2) 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 in x
0.033 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.033 * [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
0.038 * [approximate]: Taking taylor expansion of (* -1 (/ (pow y 2) x)) in (x y) around 0
0.038 * [taylor]: Taking taylor expansion of (* -1 (/ (pow y 2) x)) in y
0.038 * [taylor]: Taking taylor expansion of -1 in y
0.038 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in y
0.038 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.038 * [taylor]: Taking taylor expansion of y in y
0.038 * [taylor]: Taking taylor expansion of x in y
0.038 * [taylor]: Taking taylor expansion of (* -1 (/ (pow y 2) x)) in x
0.038 * [taylor]: Taking taylor expansion of -1 in x
0.038 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in x
0.038 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.038 * [taylor]: Taking taylor expansion of y in x
0.038 * [taylor]: Taking taylor expansion of x in x
0.038 * [taylor]: Taking taylor expansion of (* -1 (/ (pow y 2) x)) in x
0.038 * [taylor]: Taking taylor expansion of -1 in x
0.038 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in x
0.038 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.038 * [taylor]: Taking taylor expansion of y in x
0.038 * [taylor]: Taking taylor expansion of x in x
0.038 * [taylor]: Taking taylor expansion of (* -1 (pow y 2)) in y
0.038 * [taylor]: Taking taylor expansion of -1 in y
0.038 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.038 * [taylor]: Taking taylor expansion of y in y
0.040 * [taylor]: Taking taylor expansion of 0 in y
0.042 * [taylor]: Taking taylor expansion of 0 in y
0.046 * [taylor]: Taking taylor expansion of 0 in y
0.046 * * * [progress]: simplifying candidates
0.046 * [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))
0.048 * * [simplify]: iteration  0 :  43  enodes  (cost  185 )
0.057 * * [simplify]: iteration  1 :  96  enodes  (cost  182 )
0.074 * * [simplify]: iteration  2 :  299  enodes  (cost  152 )
0.151 * * [simplify]: iteration  3 :  1136  enodes  (cost  152 )
0.917 * * [simplify]: iteration  4 :  3394  enodes  (cost  152 )
2.149 * * [simplify]: iteration  done :  5000  enodes  (cost  152 )
2.149 * [simplify]: Simplified to:
   (log (/ x (* y y)))
  (log (/ x (* y y)))
  (log (/ x (* y y)))
  (exp (/ x (* y y)))
  (pow (/ x (pow y 2)) 3)
  (pow (/ x (pow y 2)) 3)
  (* (cbrt (/ x (* y y))) (cbrt (/ x (* y y))))
  (cbrt (/ x (* y y)))
  (pow (/ x (pow y 2)) 3)
  (sqrt (/ x (* y y)))
  (sqrt (/ x (* y y)))
  (- x)
  (- (* y y))
  (/ (* (cbrt x) (cbrt x)) y)
  (/ (cbrt x) y)
  (/ (sqrt x) y)
  (/ (sqrt x) y)
  (/ 1 y)
  (/ x y)
  (/ 1 (* y y))
  (* (/ y x) y)
  (/ x y)
  (/ (* y y) (cbrt x))
  (/ (* y y) (sqrt x))
  (* (/ y x) y)
  (/ (/ x y) y)
  (/ (/ x y) y)
  (/ (/ x y) y)
2.149 * * * [progress]: adding candidates to table
2.183 * * [progress]: iteration 2 / 4
2.183 * * * [progress]: picking best candidate
2.187 * * * * [pick]: Picked  #<alt (λ (x y) (/ (/ x y) y))>
2.187 * * * [progress]: localizing error
2.191 * * * [progress]: generating rewritten candidates
2.191 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
2.203 * * * [progress]: generating series expansions
2.203 * * * * [progress]: [ 1 / 1 ] generating series at (2)
2.203 * [approximate]: Taking taylor expansion of (/ x (pow y 2)) in (x y) around 0
2.203 * [taylor]: Taking taylor expansion of (/ x (pow y 2)) in y
2.203 * [taylor]: Taking taylor expansion of x in y
2.203 * [taylor]: Taking taylor expansion of (pow y 2) in y
2.203 * [taylor]: Taking taylor expansion of y in y
2.203 * [taylor]: Taking taylor expansion of (/ x (pow y 2)) in x
2.203 * [taylor]: Taking taylor expansion of x in x
2.203 * [taylor]: Taking taylor expansion of (pow y 2) in x
2.203 * [taylor]: Taking taylor expansion of y in x
2.204 * [taylor]: Taking taylor expansion of (/ x (pow y 2)) in x
2.204 * [taylor]: Taking taylor expansion of x in x
2.204 * [taylor]: Taking taylor expansion of (pow y 2) in x
2.204 * [taylor]: Taking taylor expansion of y in x
2.204 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
2.204 * [taylor]: Taking taylor expansion of (pow y 2) in y
2.204 * [taylor]: Taking taylor expansion of y in y
2.205 * [taylor]: Taking taylor expansion of 0 in y
2.206 * [taylor]: Taking taylor expansion of 0 in y
2.208 * [taylor]: Taking taylor expansion of 0 in y
2.210 * [taylor]: Taking taylor expansion of 0 in y
2.210 * [approximate]: Taking taylor expansion of (/ (pow y 2) x) in (x y) around 0
2.210 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in y
2.210 * [taylor]: Taking taylor expansion of (pow y 2) in y
2.210 * [taylor]: Taking taylor expansion of y in y
2.210 * [taylor]: Taking taylor expansion of x in y
2.211 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in x
2.211 * [taylor]: Taking taylor expansion of (pow y 2) in x
2.211 * [taylor]: Taking taylor expansion of y in x
2.211 * [taylor]: Taking taylor expansion of x in x
2.211 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in x
2.211 * [taylor]: Taking taylor expansion of (pow y 2) in x
2.211 * [taylor]: Taking taylor expansion of y in x
2.211 * [taylor]: Taking taylor expansion of x in x
2.211 * [taylor]: Taking taylor expansion of (pow y 2) in y
2.211 * [taylor]: Taking taylor expansion of y in y
2.212 * [taylor]: Taking taylor expansion of 0 in y
2.214 * [taylor]: Taking taylor expansion of 0 in y
2.216 * [taylor]: Taking taylor expansion of 0 in y
2.216 * [approximate]: Taking taylor expansion of (* -1 (/ (pow y 2) x)) in (x y) around 0
2.216 * [taylor]: Taking taylor expansion of (* -1 (/ (pow y 2) x)) in y
2.216 * [taylor]: Taking taylor expansion of -1 in y
2.216 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in y
2.216 * [taylor]: Taking taylor expansion of (pow y 2) in y
2.216 * [taylor]: Taking taylor expansion of y in y
2.216 * [taylor]: Taking taylor expansion of x in y
2.217 * [taylor]: Taking taylor expansion of (* -1 (/ (pow y 2) x)) in x
2.217 * [taylor]: Taking taylor expansion of -1 in x
2.217 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in x
2.217 * [taylor]: Taking taylor expansion of (pow y 2) in x
2.217 * [taylor]: Taking taylor expansion of y in x
2.217 * [taylor]: Taking taylor expansion of x in x
2.217 * [taylor]: Taking taylor expansion of (* -1 (/ (pow y 2) x)) in x
2.217 * [taylor]: Taking taylor expansion of -1 in x
2.217 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in x
2.217 * [taylor]: Taking taylor expansion of (pow y 2) in x
2.217 * [taylor]: Taking taylor expansion of y in x
2.217 * [taylor]: Taking taylor expansion of x in x
2.217 * [taylor]: Taking taylor expansion of (* -1 (pow y 2)) in y
2.217 * [taylor]: Taking taylor expansion of -1 in y
2.217 * [taylor]: Taking taylor expansion of (pow y 2) in y
2.217 * [taylor]: Taking taylor expansion of y in y
2.219 * [taylor]: Taking taylor expansion of 0 in y
2.221 * [taylor]: Taking taylor expansion of 0 in y
2.225 * [taylor]: Taking taylor expansion of 0 in y
2.225 * * * [progress]: simplifying candidates
2.226 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (- (- (log x) (log y)) (log y))
  (- (log (/ x y)) (log y))
  (log (/ (/ x y) y))
  (exp (/ (/ x y) y))
  (/ (/ (* (* x x) x) (* (* y y) y)) (* (* y y) y))
  (/ (* (* (/ x y) (/ x y)) (/ x y)) (* (* y y) y))
  (* (cbrt (/ (/ x y) y)) (cbrt (/ (/ x y) y)))
  (cbrt (/ (/ x y) y))
  (* (* (/ (/ x y) y) (/ (/ x y) y)) (/ (/ x y) y))
  (sqrt (/ (/ x y) y))
  (sqrt (/ (/ x y) y))
  (- (/ x y))
  (- y)
  (/ (* (cbrt (/ x y)) (cbrt (/ x y))) (* (cbrt y) (cbrt y)))
  (/ (cbrt (/ x y)) (cbrt y))
  (/ (* (cbrt (/ x y)) (cbrt (/ x y))) (sqrt y))
  (/ (cbrt (/ x y)) (sqrt y))
  (/ (* (cbrt (/ x y)) (cbrt (/ x y))) 1)
  (/ (cbrt (/ x y)) y)
  (/ (sqrt (/ x y)) (* (cbrt y) (cbrt y)))
  (/ (sqrt (/ x y)) (cbrt y))
  (/ (sqrt (/ x y)) (sqrt y))
  (/ (sqrt (/ x y)) (sqrt y))
  (/ (sqrt (/ x y)) 1)
  (/ (sqrt (/ x y)) y)
  (/ (/ (* (cbrt x) (cbrt x)) (* (cbrt y) (cbrt y))) (* (cbrt y) (cbrt y)))
  (/ (/ (cbrt x) (cbrt y)) (cbrt y))
  (/ (/ (* (cbrt x) (cbrt x)) (* (cbrt y) (cbrt y))) (sqrt y))
  (/ (/ (cbrt x) (cbrt y)) (sqrt y))
  (/ (/ (* (cbrt x) (cbrt x)) (* (cbrt y) (cbrt y))) 1)
  (/ (/ (cbrt x) (cbrt y)) y)
  (/ (/ (* (cbrt x) (cbrt x)) (sqrt y)) (* (cbrt y) (cbrt y)))
  (/ (/ (cbrt x) (sqrt y)) (cbrt y))
  (/ (/ (* (cbrt x) (cbrt x)) (sqrt y)) (sqrt y))
  (/ (/ (cbrt x) (sqrt y)) (sqrt y))
  (/ (/ (* (cbrt x) (cbrt x)) (sqrt y)) 1)
  (/ (/ (cbrt x) (sqrt y)) y)
  (/ (/ (* (cbrt x) (cbrt x)) 1) (* (cbrt y) (cbrt y)))
  (/ (/ (cbrt x) y) (cbrt y))
  (/ (/ (* (cbrt x) (cbrt x)) 1) (sqrt y))
  (/ (/ (cbrt x) y) (sqrt y))
  (/ (/ (* (cbrt x) (cbrt x)) 1) 1)
  (/ (/ (cbrt x) y) y)
  (/ (/ (sqrt x) (* (cbrt y) (cbrt y))) (* (cbrt y) (cbrt y)))
  (/ (/ (sqrt x) (cbrt y)) (cbrt y))
  (/ (/ (sqrt x) (* (cbrt y) (cbrt y))) (sqrt y))
  (/ (/ (sqrt x) (cbrt y)) (sqrt y))
  (/ (/ (sqrt x) (* (cbrt y) (cbrt y))) 1)
  (/ (/ (sqrt x) (cbrt y)) y)
  (/ (/ (sqrt x) (sqrt y)) (* (cbrt y) (cbrt y)))
  (/ (/ (sqrt x) (sqrt y)) (cbrt y))
  (/ (/ (sqrt x) (sqrt y)) (sqrt y))
  (/ (/ (sqrt x) (sqrt y)) (sqrt y))
  (/ (/ (sqrt x) (sqrt y)) 1)
  (/ (/ (sqrt x) (sqrt y)) y)
  (/ (/ (sqrt x) 1) (* (cbrt y) (cbrt y)))
  (/ (/ (sqrt x) y) (cbrt y))
  (/ (/ (sqrt x) 1) (sqrt y))
  (/ (/ (sqrt x) y) (sqrt y))
  (/ (/ (sqrt x) 1) 1)
  (/ (/ (sqrt x) y) y)
  (/ (/ 1 (* (cbrt y) (cbrt y))) (* (cbrt y) (cbrt y)))
  (/ (/ x (cbrt y)) (cbrt y))
  (/ (/ 1 (* (cbrt y) (cbrt y))) (sqrt y))
  (/ (/ x (cbrt y)) (sqrt y))
  (/ (/ 1 (* (cbrt y) (cbrt y))) 1)
  (/ (/ x (cbrt y)) y)
  (/ (/ 1 (sqrt y)) (* (cbrt y) (cbrt y)))
  (/ (/ x (sqrt y)) (cbrt y))
  (/ (/ 1 (sqrt y)) (sqrt y))
  (/ (/ x (sqrt y)) (sqrt y))
  (/ (/ 1 (sqrt y)) 1)
  (/ (/ x (sqrt y)) y)
  (/ (/ 1 1) (* (cbrt y) (cbrt y)))
  (/ (/ x y) (cbrt y))
  (/ (/ 1 1) (sqrt y))
  (/ (/ x y) (sqrt y))
  (/ (/ 1 1) 1)
  (/ (/ x y) y)
  (/ 1 (* (cbrt y) (cbrt y)))
  (/ (/ x y) (cbrt y))
  (/ 1 (sqrt y))
  (/ (/ x y) (sqrt y))
  (/ 1 1)
  (/ (/ x y) y)
  (/ x (* (cbrt y) (cbrt y)))
  (/ (/ 1 y) (cbrt y))
  (/ x (sqrt y))
  (/ (/ 1 y) (sqrt y))
  (/ x 1)
  (/ (/ 1 y) y)
  (/ 1 y)
  (/ y (/ x y))
  (/ (/ x y) (* (cbrt y) (cbrt y)))
  (/ (/ x y) (sqrt y))
  (/ (/ x y) 1)
  (/ y (cbrt (/ x y)))
  (/ y (sqrt (/ x y)))
  (/ y (/ (cbrt x) (cbrt y)))
  (/ y (/ (cbrt x) (sqrt y)))
  (/ y (/ (cbrt x) y))
  (/ y (/ (sqrt x) (cbrt y)))
  (/ y (/ (sqrt x) (sqrt y)))
  (/ y (/ (sqrt x) y))
  (/ y (/ x (cbrt y)))
  (/ y (/ x (sqrt y)))
  (/ y (/ x y))
  (/ y (/ x y))
  (/ y (/ 1 y))
  (* y y)
  (/ x (pow y 2))
  (/ x (pow y 2))
  (/ x (pow y 2))
2.229 * * [simplify]: iteration  0 :  140  enodes  (cost  862 )
2.251 * * [simplify]: iteration  1 :  317  enodes  (cost  813 )
2.319 * * [simplify]: iteration  2 :  1200  enodes  (cost  757 )
2.816 * * [simplify]: iteration  done :  5000  enodes  (cost  757 )
2.817 * [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)) (* (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) (sqrt y)) (cbrt 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) (sqrt y)) (cbrt 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) (* (cbrt y) (cbrt y))) (* (cbrt y) (cbrt y)))
  (/ (/ (sqrt x) (cbrt y)) (cbrt y))
  (/ (/ (sqrt x) (sqrt y)) (* (cbrt y) (cbrt y)))
  (/ (/ (sqrt x) (sqrt y)) (cbrt y))
  (/ (/ (sqrt x) (cbrt y)) (cbrt y))
  (/ (/ (sqrt x) (cbrt y)) y)
  (/ (/ (sqrt x) (sqrt y)) (* (cbrt y) (cbrt y)))
  (/ (/ (sqrt x) (sqrt y)) (cbrt 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) (cbrt y))) (* (cbrt y) (cbrt y)))
  (/ x (* (cbrt y) (cbrt y)))
  (/ (/ 1 (sqrt y)) (* (cbrt y) (cbrt y)))
  (/ (/ x (sqrt y)) (cbrt y))
  (/ 1 (* (cbrt y) (cbrt y)))
  (/ (/ x y) (cbrt y))
  (/ (/ 1 (sqrt y)) (* (cbrt y) (cbrt y)))
  (/ (/ x (sqrt y)) (cbrt y))
  (/ 1 y)
  (/ x y)
  (/ 1 (sqrt y))
  (/ (/ x y) (sqrt y))
  (/ 1 (* (cbrt y) (cbrt y)))
  (/ (/ x y) (cbrt y))
  (/ 1 (sqrt y))
  (/ (/ x y) (sqrt y))
  1
  (/ x (pow y 2))
  (/ 1 (* (cbrt y) (cbrt y)))
  (/ (/ x y) (cbrt y))
  (/ 1 (sqrt y))
  (/ (/ x y) (sqrt 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 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 (/ x y))
  (/ y (/ x y))
  (pow y 2)
  (pow y 2)
  (/ x (pow y 2))
  (/ x (pow y 2))
  (/ x (pow y 2))
2.817 * * * [progress]: adding candidates to table
2.931 * * [progress]: iteration 3 / 4
2.931 * * * [progress]: picking best candidate
2.937 * * * * [pick]: Picked  #<alt (λ (x y) (/ 1 (* (/ y x) y)))>
2.937 * * * [progress]: localizing error
2.942 * * * [progress]: generating rewritten candidates
2.942 * * * * [progress]: [ 1 / 2 ] rewriting at (2)
2.949 * * * * [progress]: [ 2 / 2 ] rewriting at (2 2)
2.961 * * * [progress]: generating series expansions
2.961 * * * * [progress]: [ 1 / 2 ] generating series at (2)
2.961 * [approximate]: Taking taylor expansion of (/ x (pow y 2)) in (y x) around 0
2.961 * [taylor]: Taking taylor expansion of (/ x (pow y 2)) in x
2.961 * [taylor]: Taking taylor expansion of x in x
2.962 * [taylor]: Taking taylor expansion of (pow y 2) in x
2.962 * [taylor]: Taking taylor expansion of y in x
2.962 * [taylor]: Taking taylor expansion of (/ x (pow y 2)) in y
2.962 * [taylor]: Taking taylor expansion of x in y
2.962 * [taylor]: Taking taylor expansion of (pow y 2) in y
2.962 * [taylor]: Taking taylor expansion of y in y
2.962 * [taylor]: Taking taylor expansion of (/ x (pow y 2)) in y
2.962 * [taylor]: Taking taylor expansion of x in y
2.962 * [taylor]: Taking taylor expansion of (pow y 2) in y
2.962 * [taylor]: Taking taylor expansion of y in y
2.963 * [taylor]: Taking taylor expansion of x in x
2.964 * [taylor]: Taking taylor expansion of 0 in x
2.965 * [taylor]: Taking taylor expansion of 0 in x
2.967 * [taylor]: Taking taylor expansion of 0 in x
2.967 * [approximate]: Taking taylor expansion of (/ (pow y 2) x) in (y x) around 0
2.967 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in x
2.967 * [taylor]: Taking taylor expansion of (pow y 2) in x
2.967 * [taylor]: Taking taylor expansion of y in x
2.967 * [taylor]: Taking taylor expansion of x in x
2.967 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in y
2.967 * [taylor]: Taking taylor expansion of (pow y 2) in y
2.967 * [taylor]: Taking taylor expansion of y in y
2.967 * [taylor]: Taking taylor expansion of x in y
2.967 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in y
2.968 * [taylor]: Taking taylor expansion of (pow y 2) in y
2.968 * [taylor]: Taking taylor expansion of y in y
2.968 * [taylor]: Taking taylor expansion of x in y
2.968 * [taylor]: Taking taylor expansion of (/ 1 x) in x
2.968 * [taylor]: Taking taylor expansion of x in x
2.969 * [taylor]: Taking taylor expansion of 0 in x
2.970 * [taylor]: Taking taylor expansion of 0 in x
2.971 * [taylor]: Taking taylor expansion of 0 in x
2.972 * [approximate]: Taking taylor expansion of (* -1 (/ (pow y 2) x)) in (y x) around 0
2.972 * [taylor]: Taking taylor expansion of (* -1 (/ (pow y 2) x)) in x
2.972 * [taylor]: Taking taylor expansion of -1 in x
2.972 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in x
2.972 * [taylor]: Taking taylor expansion of (pow y 2) in x
2.972 * [taylor]: Taking taylor expansion of y in x
2.972 * [taylor]: Taking taylor expansion of x in x
2.972 * [taylor]: Taking taylor expansion of (* -1 (/ (pow y 2) x)) in y
2.972 * [taylor]: Taking taylor expansion of -1 in y
2.972 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in y
2.972 * [taylor]: Taking taylor expansion of (pow y 2) in y
2.972 * [taylor]: Taking taylor expansion of y in y
2.972 * [taylor]: Taking taylor expansion of x in y
2.973 * [taylor]: Taking taylor expansion of (* -1 (/ (pow y 2) x)) in y
2.973 * [taylor]: Taking taylor expansion of -1 in y
2.973 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in y
2.973 * [taylor]: Taking taylor expansion of (pow y 2) in y
2.973 * [taylor]: Taking taylor expansion of y in y
2.973 * [taylor]: Taking taylor expansion of x in y
2.973 * [taylor]: Taking taylor expansion of (/ -1 x) in x
2.973 * [taylor]: Taking taylor expansion of -1 in x
2.973 * [taylor]: Taking taylor expansion of x in x
2.974 * [taylor]: Taking taylor expansion of 0 in x
2.976 * [taylor]: Taking taylor expansion of 0 in x
2.978 * [taylor]: Taking taylor expansion of 0 in x
2.979 * * * * [progress]: [ 2 / 2 ] generating series at (2 2)
2.979 * [approximate]: Taking taylor expansion of (/ (pow y 2) x) in (y x) around 0
2.979 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in x
2.979 * [taylor]: Taking taylor expansion of (pow y 2) in x
2.979 * [taylor]: Taking taylor expansion of y in x
2.979 * [taylor]: Taking taylor expansion of x in x
2.979 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in y
2.979 * [taylor]: Taking taylor expansion of (pow y 2) in y
2.979 * [taylor]: Taking taylor expansion of y in y
2.979 * [taylor]: Taking taylor expansion of x in y
2.980 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in y
2.980 * [taylor]: Taking taylor expansion of (pow y 2) in y
2.980 * [taylor]: Taking taylor expansion of y in y
2.980 * [taylor]: Taking taylor expansion of x in y
2.980 * [taylor]: Taking taylor expansion of (/ 1 x) in x
2.980 * [taylor]: Taking taylor expansion of x in x
2.981 * [taylor]: Taking taylor expansion of 0 in x
2.982 * [taylor]: Taking taylor expansion of 0 in x
2.983 * [taylor]: Taking taylor expansion of 0 in x
2.984 * [approximate]: Taking taylor expansion of (/ x (pow y 2)) in (y x) around 0
2.984 * [taylor]: Taking taylor expansion of (/ x (pow y 2)) in x
2.984 * [taylor]: Taking taylor expansion of x in x
2.984 * [taylor]: Taking taylor expansion of (pow y 2) in x
2.984 * [taylor]: Taking taylor expansion of y in x
2.984 * [taylor]: Taking taylor expansion of (/ x (pow y 2)) in y
2.984 * [taylor]: Taking taylor expansion of x in y
2.984 * [taylor]: Taking taylor expansion of (pow y 2) in y
2.984 * [taylor]: Taking taylor expansion of y in y
2.985 * [taylor]: Taking taylor expansion of (/ x (pow y 2)) in y
2.985 * [taylor]: Taking taylor expansion of x in y
2.985 * [taylor]: Taking taylor expansion of (pow y 2) in y
2.985 * [taylor]: Taking taylor expansion of y in y
2.985 * [taylor]: Taking taylor expansion of x in x
2.986 * [taylor]: Taking taylor expansion of 0 in x
2.987 * [taylor]: Taking taylor expansion of 0 in x
2.989 * [taylor]: Taking taylor expansion of 0 in x
2.989 * [approximate]: Taking taylor expansion of (* -1 (/ x (pow y 2))) in (y x) around 0
2.989 * [taylor]: Taking taylor expansion of (* -1 (/ x (pow y 2))) in x
2.989 * [taylor]: Taking taylor expansion of -1 in x
2.989 * [taylor]: Taking taylor expansion of (/ x (pow y 2)) in x
2.989 * [taylor]: Taking taylor expansion of x in x
2.989 * [taylor]: Taking taylor expansion of (pow y 2) in x
2.989 * [taylor]: Taking taylor expansion of y in x
2.989 * [taylor]: Taking taylor expansion of (* -1 (/ x (pow y 2))) in y
2.989 * [taylor]: Taking taylor expansion of -1 in y
2.989 * [taylor]: Taking taylor expansion of (/ x (pow y 2)) in y
2.989 * [taylor]: Taking taylor expansion of x in y
2.990 * [taylor]: Taking taylor expansion of (pow y 2) in y
2.990 * [taylor]: Taking taylor expansion of y in y
2.990 * [taylor]: Taking taylor expansion of (* -1 (/ x (pow y 2))) in y
2.990 * [taylor]: Taking taylor expansion of -1 in y
2.990 * [taylor]: Taking taylor expansion of (/ x (pow y 2)) in y
2.990 * [taylor]: Taking taylor expansion of x in y
2.990 * [taylor]: Taking taylor expansion of (pow y 2) in y
2.990 * [taylor]: Taking taylor expansion of y in y
2.990 * [taylor]: Taking taylor expansion of (* -1 x) in x
2.990 * [taylor]: Taking taylor expansion of -1 in x
2.990 * [taylor]: Taking taylor expansion of x in x
2.992 * [taylor]: Taking taylor expansion of 0 in x
2.994 * [taylor]: Taking taylor expansion of 0 in x
2.997 * [taylor]: Taking taylor expansion of 0 in x
2.997 * * * [progress]: simplifying candidates
2.998 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (- 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))
  (* (/ 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)
3.001 * * [simplify]: iteration  0 :  102  enodes  (cost  596 )
3.018 * * [simplify]: iteration  1 :  250  enodes  (cost  546 )
3.078 * * [simplify]: iteration  2 :  949  enodes  (cost  456 )
3.772 * * [simplify]: iteration  done :  5000  enodes  (cost  416 )
3.773 * [simplify]: Simplified to:
   -1
  -1
  (log (/ x (pow y 2)))
  (log (/ x (pow y 2)))
  (log (/ x (pow y 2)))
  (log (/ x (pow y 2)))
  (log (/ x (pow y 2)))
  (log (/ x (pow y 2)))
  (log (/ x (pow y 2)))
  (log (/ x (pow y 2)))
  (log (/ x (pow y 2)))
  (log (/ x (pow y 2)))
  (exp (/ x (pow y 2)))
  (pow (/ x (pow y 2)) 3)
  (pow (/ x (pow y 2)) 3)
  (pow (/ x (pow y 2)) 3)
  (* (cbrt (/ x (pow y 2))) (cbrt (/ x (pow y 2))))
  (cbrt (/ x (pow y 2)))
  (pow (/ x (pow y 2)) 3)
  (sqrt (/ x (pow y 2)))
  (sqrt (/ x (pow y 2)))
  -1
  (- (* (/ y x) y))
  (/ x y)
  (/ 1 y)
  (/ x y)
  (/ 1 y)
  (/ x y)
  (/ 1 y)
  (/ x (pow y 2))
  (* y (/ y x))
  (/ x y)
  (* y (/ y x))
  (* y (/ y x))
  (* y (/ y x))
  (/ 1 (* y y))
  (* y (/ y x))
  (log (* (/ y x) y))
  (log (* (/ y x) y))
  (log (* (/ y x) y))
  (exp (* (/ y x) y))
  (pow (* y (/ y x)) 3)
  (pow (* y (/ y x)) 3)
  (* (cbrt (* (/ y x) y)) (cbrt (* (/ y x) y)))
  (cbrt (* (/ y x) y))
  (pow (* y (/ y x)) 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 (/ y x))
  (* y (/ y x))
  (/ 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))
3.773 * * * [progress]: adding candidates to table
3.862 * * [progress]: iteration 4 / 4
3.862 * * * [progress]: picking best candidate
3.869 * * * * [pick]: Picked  #<alt (λ (x y) (* (/ x y) (/ 1 y)))>
3.870 * * * [progress]: localizing error
3.874 * * * [progress]: generating rewritten candidates
3.874 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
3.890 * * * [progress]: generating series expansions
3.890 * * * * [progress]: [ 1 / 1 ] generating series at (2)
3.890 * [approximate]: Taking taylor expansion of (/ x (pow y 2)) in (x y) around 0
3.890 * [taylor]: Taking taylor expansion of (/ x (pow y 2)) in y
3.890 * [taylor]: Taking taylor expansion of x in y
3.890 * [taylor]: Taking taylor expansion of (pow y 2) in y
3.890 * [taylor]: Taking taylor expansion of y in y
3.891 * [taylor]: Taking taylor expansion of (/ x (pow y 2)) in x
3.891 * [taylor]: Taking taylor expansion of x in x
3.891 * [taylor]: Taking taylor expansion of (pow y 2) in x
3.891 * [taylor]: Taking taylor expansion of y in x
3.891 * [taylor]: Taking taylor expansion of (/ x (pow y 2)) in x
3.891 * [taylor]: Taking taylor expansion of x in x
3.891 * [taylor]: Taking taylor expansion of (pow y 2) in x
3.891 * [taylor]: Taking taylor expansion of y in x
3.891 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
3.891 * [taylor]: Taking taylor expansion of (pow y 2) in y
3.891 * [taylor]: Taking taylor expansion of y in y
3.892 * [taylor]: Taking taylor expansion of 0 in y
3.893 * [taylor]: Taking taylor expansion of 0 in y
3.895 * [taylor]: Taking taylor expansion of 0 in y
3.897 * [taylor]: Taking taylor expansion of 0 in y
3.898 * [approximate]: Taking taylor expansion of (/ (pow y 2) x) in (x y) around 0
3.898 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in y
3.898 * [taylor]: Taking taylor expansion of (pow y 2) in y
3.898 * [taylor]: Taking taylor expansion of y in y
3.898 * [taylor]: Taking taylor expansion of x in y
3.898 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in x
3.898 * [taylor]: Taking taylor expansion of (pow y 2) in x
3.898 * [taylor]: Taking taylor expansion of y in x
3.898 * [taylor]: Taking taylor expansion of x in x
3.898 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in x
3.898 * [taylor]: Taking taylor expansion of (pow y 2) in x
3.898 * [taylor]: Taking taylor expansion of y in x
3.898 * [taylor]: Taking taylor expansion of x in x
3.898 * [taylor]: Taking taylor expansion of (pow y 2) in y
3.898 * [taylor]: Taking taylor expansion of y in y
3.899 * [taylor]: Taking taylor expansion of 0 in y
3.901 * [taylor]: Taking taylor expansion of 0 in y
3.903 * [taylor]: Taking taylor expansion of 0 in y
3.903 * [approximate]: Taking taylor expansion of (* -1 (/ (pow y 2) x)) in (x y) around 0
3.903 * [taylor]: Taking taylor expansion of (* -1 (/ (pow y 2) x)) in y
3.903 * [taylor]: Taking taylor expansion of -1 in y
3.903 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in y
3.903 * [taylor]: Taking taylor expansion of (pow y 2) in y
3.903 * [taylor]: Taking taylor expansion of y in y
3.904 * [taylor]: Taking taylor expansion of x in y
3.904 * [taylor]: Taking taylor expansion of (* -1 (/ (pow y 2) x)) in x
3.904 * [taylor]: Taking taylor expansion of -1 in x
3.904 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in x
3.904 * [taylor]: Taking taylor expansion of (pow y 2) in x
3.904 * [taylor]: Taking taylor expansion of y in x
3.904 * [taylor]: Taking taylor expansion of x in x
3.904 * [taylor]: Taking taylor expansion of (* -1 (/ (pow y 2) x)) in x
3.904 * [taylor]: Taking taylor expansion of -1 in x
3.904 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in x
3.904 * [taylor]: Taking taylor expansion of (pow y 2) in x
3.904 * [taylor]: Taking taylor expansion of y in x
3.904 * [taylor]: Taking taylor expansion of x in x
3.904 * [taylor]: Taking taylor expansion of (* -1 (pow y 2)) in y
3.904 * [taylor]: Taking taylor expansion of -1 in y
3.904 * [taylor]: Taking taylor expansion of (pow y 2) in y
3.904 * [taylor]: Taking taylor expansion of y in y
3.906 * [taylor]: Taking taylor expansion of 0 in y
3.908 * [taylor]: Taking taylor expansion of 0 in y
3.912 * [taylor]: Taking taylor expansion of 0 in y
3.913 * * * [progress]: simplifying candidates
3.913 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (* (/ x y) (/ 1 y))
  (+ (- (log x) (log y)) (- (log y)))
  (+ (- (log x) (log y)) (- 0 (log y)))
  (+ (- (log x) (log y)) (- (log 1) (log y)))
  (+ (- (log x) (log y)) (log (/ 1 y)))
  (+ (log (/ x y)) (- (log y)))
  (+ (log (/ x y)) (- 0 (log y)))
  (+ (log (/ x y)) (- (log 1) (log y)))
  (+ (log (/ x y)) (log (/ 1 y)))
  (log (* (/ x y) (/ 1 y)))
  (exp (* (/ x y) (/ 1 y)))
  (* (/ (* (* x x) x) (* (* y y) y)) (/ (* (* 1 1) 1) (* (* y y) y)))
  (* (/ (* (* x x) x) (* (* y y) y)) (* (* (/ 1 y) (/ 1 y)) (/ 1 y)))
  (* (* (* (/ x y) (/ x y)) (/ x y)) (/ (* (* 1 1) 1) (* (* y y) y)))
  (* (* (* (/ x y) (/ x y)) (/ x y)) (* (* (/ 1 y) (/ 1 y)) (/ 1 y)))
  (* (cbrt (* (/ x y) (/ 1 y))) (cbrt (* (/ x y) (/ 1 y))))
  (cbrt (* (/ x y) (/ 1 y)))
  (* (* (* (/ x y) (/ 1 y)) (* (/ x y) (/ 1 y))) (* (/ x y) (/ 1 y)))
  (sqrt (* (/ x y) (/ 1 y)))
  (sqrt (* (/ x y) (/ 1 y)))
  (* x 1)
  (* y y)
  (* (sqrt (/ x y)) (sqrt (/ 1 y)))
  (* (sqrt (/ x y)) (sqrt (/ 1 y)))
  (* (sqrt (/ x y)) (/ (sqrt 1) (sqrt y)))
  (* (sqrt (/ x y)) (/ (sqrt 1) (sqrt y)))
  (* (sqrt (/ x y)) (/ 1 (sqrt y)))
  (* (sqrt (/ x y)) (/ 1 (sqrt y)))
  (* (/ (sqrt x) (sqrt y)) (sqrt (/ 1 y)))
  (* (/ (sqrt x) (sqrt y)) (sqrt (/ 1 y)))
  (* (/ (sqrt x) (sqrt y)) (/ (sqrt 1) (sqrt y)))
  (* (/ (sqrt x) (sqrt y)) (/ (sqrt 1) (sqrt y)))
  (* (/ (sqrt x) (sqrt y)) (/ 1 (sqrt y)))
  (* (/ (sqrt x) (sqrt y)) (/ 1 (sqrt y)))
  (* (/ x y) (* (cbrt (/ 1 y)) (cbrt (/ 1 y))))
  (* (/ x y) (sqrt (/ 1 y)))
  (* (/ x y) (/ (* (cbrt 1) (cbrt 1)) (* (cbrt y) (cbrt y))))
  (* (/ x y) (/ (* (cbrt 1) (cbrt 1)) (sqrt y)))
  (* (/ x y) (/ (* (cbrt 1) (cbrt 1)) 1))
  (* (/ x y) (/ (sqrt 1) (* (cbrt y) (cbrt y))))
  (* (/ x y) (/ (sqrt 1) (sqrt y)))
  (* (/ x y) (/ (sqrt 1) 1))
  (* (/ x y) (/ 1 (* (cbrt y) (cbrt y))))
  (* (/ x y) (/ 1 (sqrt y)))
  (* (/ x y) (/ 1 1))
  (* (/ x y) 1)
  (* (/ x y) 1)
  (* (cbrt (/ x y)) (/ 1 y))
  (* (sqrt (/ x y)) (/ 1 y))
  (* (/ (cbrt x) (cbrt y)) (/ 1 y))
  (* (/ (cbrt x) (sqrt y)) (/ 1 y))
  (* (/ (cbrt x) y) (/ 1 y))
  (* (/ (sqrt x) (cbrt y)) (/ 1 y))
  (* (/ (sqrt x) (sqrt y)) (/ 1 y))
  (* (/ (sqrt x) y) (/ 1 y))
  (* (/ x (cbrt y)) (/ 1 y))
  (* (/ x (sqrt y)) (/ 1 y))
  (* (/ x y) (/ 1 y))
  (* (/ x y) (/ 1 y))
  (* (/ 1 y) (/ 1 y))
  (* (/ x y) 1)
  (* x (/ 1 y))
  (/ x (pow y 2))
  (/ x (pow y 2))
  (/ x (pow y 2))
3.916 * * [simplify]: iteration  0 :  110  enodes  (cost  633 )
3.938 * * [simplify]: iteration  1 :  333  enodes  (cost  532 )
4.026 * * [simplify]: iteration  2 :  1412  enodes  (cost  414 )
4.780 * * [simplify]: iteration  done :  5000  enodes  (cost  414 )
4.781 * [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 y) y) 3)
  (pow (/ (/ x y) y) 3)
  (pow (/ (/ x y) y) 3)
  (pow (/ (/ x y) y) 3)
  (* (cbrt (/ (/ x y) y)) (cbrt (/ (/ x y) y)))
  (cbrt (/ (/ x y) y))
  (pow (/ (/ x y) y) 3)
  (sqrt (/ (/ x y) y))
  (sqrt (/ (/ x y) y))
  x
  (* y y)
  (* (sqrt (/ x y)) (sqrt (/ 1 y)))
  (* (sqrt (/ x y)) (sqrt (/ 1 y)))
  (/ (sqrt (/ x y)) (sqrt y))
  (/ (sqrt (/ x y)) (sqrt y))
  (/ (sqrt (/ x y)) (sqrt y))
  (/ (sqrt (/ x y)) (sqrt y))
  (* (/ (sqrt x) (sqrt y)) (sqrt (/ 1 y)))
  (* (/ (sqrt x) (sqrt y)) (sqrt (/ 1 y)))
  (/ (/ (sqrt x) (sqrt y)) (sqrt y))
  (/ (/ (sqrt x) (sqrt y)) (sqrt y))
  (/ (/ (sqrt x) (sqrt y)) (sqrt y))
  (/ (/ (sqrt x) (sqrt y)) (sqrt y))
  (* (/ x y) (* (cbrt (/ 1 y)) (cbrt (/ 1 y))))
  (* (/ x y) (sqrt (/ 1 y)))
  (/ (/ x y) (* (cbrt y) (cbrt y)))
  (/ (/ x y) (sqrt y))
  (/ x y)
  (/ (/ x y) (* (cbrt y) (cbrt y)))
  (/ (/ x y) (sqrt y))
  (/ x y)
  (/ (/ x y) (* (cbrt y) (cbrt y)))
  (/ (/ x y) (sqrt y))
  (/ x y)
  (/ x y)
  (/ x y)
  (/ (cbrt (/ x y)) y)
  (/ (sqrt (/ x y)) y)
  (/ (/ (cbrt x) (cbrt y)) y)
  (/ (/ (cbrt x) y) (sqrt y))
  (/ (/ (cbrt x) y) y)
  (/ (/ (sqrt x) (cbrt y)) y)
  (/ (/ (sqrt x) y) (sqrt y))
  (/ (/ (sqrt x) y) y)
  (/ x (* (cbrt y) y))
  (/ (/ x y) (sqrt y))
  (/ (/ x y) y)
  (/ (/ x y) y)
  (/ 1 (* y y))
  (/ x y)
  (/ x y)
  (/ (/ x y) y)
  (/ (/ x y) y)
  (/ (/ x y) y)
4.781 * * * [progress]: adding candidates to table
4.864 * [progress]: [Phase 3 of 3] Extracting.
4.864 * * [regime]: Finding splitpoints for: (#<alt (λ (x y) (/ 1 (* (/ y x) y)))> #<alt (λ (x y) (* (/ x y) (/ 1 y)))> #<alt (λ (x y) (/ (/ x y) y))> #<alt (λ (x y) (/ (sqrt (/ x y)) (/ y (sqrt (/ x y)))))> #<alt (λ (x y) (* (sqrt x) (/ (/ (sqrt x) y) y)))> #<alt (λ (x y) (/ x (* y y)))>)
4.864 * * * [regime-changes]: Trying 4 branch expressions: ((* y y) (/ x (* y y)) y x)
4.864 * * * * [regimes]: Trying to branch on (* y y) from (#<alt (λ (x y) (/ 1 (* (/ y x) y)))> #<alt (λ (x y) (* (/ x y) (/ 1 y)))> #<alt (λ (x y) (/ (/ x y) y))> #<alt (λ (x y) (/ (sqrt (/ x y)) (/ y (sqrt (/ x y)))))> #<alt (λ (x y) (* (sqrt x) (/ (/ (sqrt x) y) y)))> #<alt (λ (x y) (/ x (* y y)))>)
4.880 * * * * [regimes]: Trying to branch on (/ x (* y y)) from (#<alt (λ (x y) (/ 1 (* (/ y x) y)))> #<alt (λ (x y) (* (/ x y) (/ 1 y)))> #<alt (λ (x y) (/ (/ x y) y))> #<alt (λ (x y) (/ (sqrt (/ x y)) (/ y (sqrt (/ x y)))))> #<alt (λ (x y) (* (sqrt x) (/ (/ (sqrt x) y) y)))> #<alt (λ (x y) (/ x (* y y)))>)
4.898 * * * * [regimes]: Trying to branch on y from (#<alt (λ (x y) (/ 1 (* (/ y x) y)))> #<alt (λ (x y) (* (/ x y) (/ 1 y)))> #<alt (λ (x y) (/ (/ x y) y))> #<alt (λ (x y) (/ (sqrt (/ x y)) (/ y (sqrt (/ x y)))))> #<alt (λ (x y) (* (sqrt x) (/ (/ (sqrt x) y) y)))> #<alt (λ (x y) (/ x (* y y)))>)
4.915 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x y) (/ 1 (* (/ y x) y)))> #<alt (λ (x y) (* (/ x y) (/ 1 y)))> #<alt (λ (x y) (/ (/ x y) y))> #<alt (λ (x y) (/ (sqrt (/ x y)) (/ y (sqrt (/ x y)))))> #<alt (λ (x y) (* (sqrt x) (/ (/ (sqrt x) y) y)))> #<alt (λ (x y) (/ x (* y y)))>)
4.933 * * * [regime]: Found split indices: #<option (#s(si 2 255))>
4.933 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (/ (/ x y) y)
4.934 * * [simplify]: iteration  0 :  4  enodes  (cost  5 )
4.934 * * [simplify]: iteration  done :  4  enodes  (cost  5 )
4.934 * [simplify]: Simplified to:
   (/ (/ x y) y)
5.398 * [regime-testing]: Baseline error score: 0.16802100262532815
5.399 * [regime-testing]: Oracle error score: 0.01675209401175147
5.400 * [regime-testing]: End program error score: 0.16802100262532815
5.418 * [regime-testing]: Target error score: 0.16802100262532815