8.703 * [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-egg> :
   (/ x (* y y))
0.018 * * [simplify]: iteration  0 :  6  enodes  (cost  2 )
0.020 * * [simplify]: iteration  1 :  6  enodes  (cost  2 )
0.020 * [simplify]: Simplified to:
   (/ x (* y y))
0.020 * * [progress]: iteration 1 / 4
0.020 * * * [progress]: picking best candidate
0.022 * * * * [pick]: Picked  #<alt (λ (x y) (/ x (* y y)))>
0.022 * * * [progress]: localizing error
0.025 * * * [progress]: generating rewritten candidates
0.025 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.030 * * * [progress]: generating series expansions
0.030 * * * * [progress]: [ 1 / 1 ] generating series at (2)
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
0.031 * [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
0.031 * [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
0.036 * [taylor]: Taking taylor expansion of 0 in y
0.038 * [taylor]: Taking taylor expansion of 0 in y
0.038 * [approximate]: Taking taylor expansion of (/ (pow y 2) x) in (x y) around 0
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 (/ (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
0.039 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in x
0.039 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.039 * [taylor]: Taking taylor expansion of y in x
0.039 * [taylor]: Taking taylor expansion of x in x
0.039 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.039 * [taylor]: Taking taylor expansion of y in y
0.040 * [taylor]: Taking taylor expansion of 0 in y
0.041 * [taylor]: Taking taylor expansion of 0 in y
0.044 * [taylor]: Taking taylor expansion of 0 in y
0.044 * [approximate]: Taking taylor expansion of (* -1 (/ (pow y 2) x)) in (x y) around 0
0.044 * [taylor]: Taking taylor expansion of (* -1 (/ (pow y 2) x)) in y
0.044 * [taylor]: Taking taylor expansion of -1 in y
0.044 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in y
0.044 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.044 * [taylor]: Taking taylor expansion of y in y
0.044 * [taylor]: Taking taylor expansion of x in y
0.044 * [taylor]: Taking taylor expansion of (* -1 (/ (pow y 2) x)) in x
0.044 * [taylor]: Taking taylor expansion of -1 in x
0.044 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in x
0.044 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.044 * [taylor]: Taking taylor expansion of y in x
0.044 * [taylor]: Taking taylor expansion of x in x
0.044 * [taylor]: Taking taylor expansion of (* -1 (/ (pow y 2) x)) in x
0.044 * [taylor]: Taking taylor expansion of -1 in x
0.044 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in x
0.044 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.045 * [taylor]: Taking taylor expansion of y in x
0.045 * [taylor]: Taking taylor expansion of x in x
0.045 * [taylor]: Taking taylor expansion of (* -1 (pow y 2)) in y
0.045 * [taylor]: Taking taylor expansion of -1 in y
0.045 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.045 * [taylor]: Taking taylor expansion of y in y
0.046 * [taylor]: Taking taylor expansion of 0 in y
0.049 * [taylor]: Taking taylor expansion of 0 in y
0.052 * [taylor]: Taking taylor expansion of 0 in y
0.052 * * * [progress]: simplifying candidates
0.053 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (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))
0.057 * * [simplify]: iteration  0 :  101  enodes  (cost  92 )
0.059 * * [simplify]: iteration  1 :  322  enodes  (cost  77 )
0.064 * * [simplify]: iteration  2 :  957  enodes  (cost  77 )
0.084 * * [simplify]: iteration  3 :  4517  enodes  (cost  77 )
0.151 * * [simplify]: iteration  4 :  5002  enodes  (cost  77 )
0.152 * [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 (* 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))
  (/ (* (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 (* y y))
  (/ x (* y y))
  (/ x (* y y))
0.152 * * * [progress]: adding candidates to table
0.192 * * [progress]: iteration 2 / 4
0.192 * * * [progress]: picking best candidate
0.199 * * * * [pick]: Picked  #<alt (λ (x y) (/ (/ x y) y))>
0.199 * * * [progress]: localizing error
0.203 * * * [progress]: generating rewritten candidates
0.203 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.212 * * * [progress]: generating series expansions
0.212 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.213 * [approximate]: Taking taylor expansion of (/ x (pow y 2)) in (x y) around 0
0.213 * [taylor]: Taking taylor expansion of (/ x (pow y 2)) in y
0.213 * [taylor]: Taking taylor expansion of x in y
0.213 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.213 * [taylor]: Taking taylor expansion of y in y
0.213 * [taylor]: Taking taylor expansion of (/ x (pow y 2)) in x
0.213 * [taylor]: Taking taylor expansion of x in x
0.213 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.213 * [taylor]: Taking taylor expansion of y in x
0.213 * [taylor]: Taking taylor expansion of (/ x (pow y 2)) in x
0.213 * [taylor]: Taking taylor expansion of x in x
0.213 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.213 * [taylor]: Taking taylor expansion of y in x
0.214 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.214 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.214 * [taylor]: Taking taylor expansion of y in y
0.214 * [taylor]: Taking taylor expansion of 0 in y
0.216 * [taylor]: Taking taylor expansion of 0 in y
0.218 * [taylor]: Taking taylor expansion of 0 in y
0.220 * [taylor]: Taking taylor expansion of 0 in y
0.220 * [approximate]: Taking taylor expansion of (/ (pow y 2) x) in (x y) around 0
0.220 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in y
0.220 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.220 * [taylor]: Taking taylor expansion of y in y
0.220 * [taylor]: Taking taylor expansion of x in y
0.221 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in x
0.221 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.221 * [taylor]: Taking taylor expansion of y in x
0.221 * [taylor]: Taking taylor expansion of x in x
0.221 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in x
0.221 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.221 * [taylor]: Taking taylor expansion of y in x
0.221 * [taylor]: Taking taylor expansion of x in x
0.221 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.221 * [taylor]: Taking taylor expansion of y in y
0.222 * [taylor]: Taking taylor expansion of 0 in y
0.224 * [taylor]: Taking taylor expansion of 0 in y
0.226 * [taylor]: Taking taylor expansion of 0 in y
0.227 * [approximate]: Taking taylor expansion of (* -1 (/ (pow y 2) x)) in (x y) around 0
0.227 * [taylor]: Taking taylor expansion of (* -1 (/ (pow y 2) x)) in y
0.227 * [taylor]: Taking taylor expansion of -1 in y
0.227 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in y
0.227 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.227 * [taylor]: Taking taylor expansion of y in y
0.227 * [taylor]: Taking taylor expansion of x in y
0.227 * [taylor]: Taking taylor expansion of (* -1 (/ (pow y 2) x)) in x
0.227 * [taylor]: Taking taylor expansion of -1 in x
0.227 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in x
0.227 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.227 * [taylor]: Taking taylor expansion of y in x
0.227 * [taylor]: Taking taylor expansion of x in x
0.227 * [taylor]: Taking taylor expansion of (* -1 (/ (pow y 2) x)) in x
0.227 * [taylor]: Taking taylor expansion of -1 in x
0.227 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in x
0.227 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.227 * [taylor]: Taking taylor expansion of y in x
0.227 * [taylor]: Taking taylor expansion of x in x
0.227 * [taylor]: Taking taylor expansion of (* -1 (pow y 2)) in y
0.227 * [taylor]: Taking taylor expansion of -1 in y
0.227 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.228 * [taylor]: Taking taylor expansion of y in y
0.229 * [taylor]: Taking taylor expansion of 0 in y
0.232 * [taylor]: Taking taylor expansion of 0 in y
0.239 * [taylor]: Taking taylor expansion of 0 in y
0.239 * * * [progress]: simplifying candidates
0.240 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (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))
0.246 * * [simplify]: iteration  0 :  313  enodes  (cost  455 )
0.253 * * [simplify]: iteration  1 :  1182  enodes  (cost  421 )
0.276 * * [simplify]: iteration  2 :  5001  enodes  (cost  412 )
0.279 * [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 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)
  (/ (* (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)) (/ (cbrt x) (pow (cbrt y) 3)))
  (/ (/ (cbrt x) (cbrt y)) (cbrt y))
  (/ (/ (* (cbrt x) (cbrt x)) (sqrt y)) (* (cbrt y) (cbrt y)))
  (/ (/ (cbrt x) (cbrt y)) (sqrt y))
  (/ (* (cbrt x) (cbrt x)) (* (cbrt y) (cbrt y)))
  (/ (/ (cbrt x) (cbrt y)) y)
  (/ (/ (* (cbrt x) (cbrt x)) (sqrt y)) (* (cbrt y) (cbrt y)))
  (/ (/ (cbrt x) (cbrt y)) (sqrt y))
  (/ (cbrt x) (/ y (cbrt x)))
  (/ (cbrt x) y)
  (/ (* (cbrt x) (cbrt x)) (sqrt y))
  (/ (/ (cbrt x) (sqrt y)) y)
  (/ (* (cbrt x) (cbrt x)) (* (cbrt y) (cbrt y)))
  (/ (/ (cbrt x) (cbrt y)) y)
  (/ (* (cbrt x) (cbrt x)) (sqrt y))
  (/ (/ (cbrt x) (sqrt y)) y)
  (* (cbrt x) (cbrt x))
  (/ (/ (cbrt x) y) y)
  (/ (/ (sqrt x) (cbrt y)) (pow (cbrt y) 3))
  (/ (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) y) (cbrt 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) (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 (cbrt y)) (pow (cbrt y) 3))
  (/ 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 y) y)
  (/ 1 (* (cbrt y) (cbrt y)))
  (/ (/ x y) (cbrt 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 (/ 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 y) y)
  (/ (/ x y) y)
  (/ (/ x y) y)
0.279 * * * [progress]: adding candidates to table
0.375 * * [progress]: iteration 3 / 4
0.375 * * * [progress]: picking best candidate
0.385 * * * * [pick]: Picked  #<alt (λ (x y) (* (/ 1 y) (/ x y)))>
0.385 * * * [progress]: localizing error
0.390 * * * [progress]: generating rewritten candidates
0.390 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.407 * * * [progress]: generating series expansions
0.407 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.407 * [approximate]: Taking taylor expansion of (/ x (pow y 2)) in (y x) around 0
0.407 * [taylor]: Taking taylor expansion of (/ x (pow y 2)) in x
0.407 * [taylor]: Taking taylor expansion of x in x
0.407 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.407 * [taylor]: Taking taylor expansion of y in x
0.407 * [taylor]: Taking taylor expansion of (/ x (pow y 2)) in y
0.407 * [taylor]: Taking taylor expansion of x in y
0.407 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.407 * [taylor]: Taking taylor expansion of y in y
0.408 * [taylor]: Taking taylor expansion of (/ x (pow y 2)) in y
0.408 * [taylor]: Taking taylor expansion of x in y
0.408 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.408 * [taylor]: Taking taylor expansion of y in y
0.409 * [taylor]: Taking taylor expansion of x in x
0.410 * [taylor]: Taking taylor expansion of 0 in x
0.411 * [taylor]: Taking taylor expansion of 0 in x
0.413 * [taylor]: Taking taylor expansion of 0 in x
0.414 * [approximate]: Taking taylor expansion of (/ (pow y 2) x) in (y x) around 0
0.414 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in x
0.414 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.414 * [taylor]: Taking taylor expansion of y in x
0.414 * [taylor]: Taking taylor expansion of x in x
0.414 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in y
0.414 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.414 * [taylor]: Taking taylor expansion of y in y
0.414 * [taylor]: Taking taylor expansion of x in y
0.414 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in y
0.414 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.414 * [taylor]: Taking taylor expansion of y in y
0.414 * [taylor]: Taking taylor expansion of x in y
0.415 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.415 * [taylor]: Taking taylor expansion of x in x
0.415 * [taylor]: Taking taylor expansion of 0 in x
0.417 * [taylor]: Taking taylor expansion of 0 in x
0.418 * [taylor]: Taking taylor expansion of 0 in x
0.419 * [approximate]: Taking taylor expansion of (* -1 (/ (pow y 2) x)) in (y x) around 0
0.419 * [taylor]: Taking taylor expansion of (* -1 (/ (pow y 2) x)) in x
0.419 * [taylor]: Taking taylor expansion of -1 in x
0.419 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in x
0.419 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.419 * [taylor]: Taking taylor expansion of y in x
0.419 * [taylor]: Taking taylor expansion of x in x
0.419 * [taylor]: Taking taylor expansion of (* -1 (/ (pow y 2) x)) in y
0.419 * [taylor]: Taking taylor expansion of -1 in y
0.419 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in y
0.419 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.419 * [taylor]: Taking taylor expansion of y in y
0.419 * [taylor]: Taking taylor expansion of x in y
0.419 * [taylor]: Taking taylor expansion of (* -1 (/ (pow y 2) x)) in y
0.419 * [taylor]: Taking taylor expansion of -1 in y
0.419 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in y
0.419 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.419 * [taylor]: Taking taylor expansion of y in y
0.419 * [taylor]: Taking taylor expansion of x in y
0.420 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.420 * [taylor]: Taking taylor expansion of -1 in x
0.420 * [taylor]: Taking taylor expansion of x in x
0.421 * [taylor]: Taking taylor expansion of 0 in x
0.423 * [taylor]: Taking taylor expansion of 0 in x
0.425 * [taylor]: Taking taylor expansion of 0 in x
0.425 * * * [progress]: simplifying candidates
0.426 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (expm1 (* (/ 1 y) (/ x y)))
  (log1p (* (/ 1 y) (/ x y)))
  (* (/ 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))
0.431 * * [simplify]: iteration  0 :  324  enodes  (cost  305 )
0.439 * * [simplify]: iteration  1 :  1606  enodes  (cost  255 )
0.469 * * [simplify]: iteration  2 :  5002  enodes  (cost  219 )
0.471 * [simplify]: Simplified to:
   (expm1 (* (/ 1 y) (/ x y)))
  (log1p (* (/ 1 y) (/ x y)))
  (/ 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)
  (pow (/ (/ x y) y) 3)
  (* (cbrt (* (/ 1 y) (/ x y))) (cbrt (* (/ 1 y) (/ x y))))
  (cbrt (* (/ 1 y) (/ x y)))
  (pow (/ (/ x y) y) 3)
  (sqrt (* (/ 1 y) (/ x y)))
  (sqrt (* (/ 1 y) (/ x y)))
  x
  (pow y 2)
  (* (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)) (pow y 1/2))
  (/ (sqrt (/ x y)) (pow y 1/2))
  (/ (sqrt x) y)
  (/ (sqrt x) y)
  (/ (sqrt (/ x y)) (pow y 1/2))
  (/ (sqrt (/ x y)) (pow y 1/2))
  (/ (sqrt x) y)
  (/ (sqrt x) y)
  (* (/ 1 y) (* (cbrt (/ x y)) (cbrt (/ x y))))
  (* (/ 1 y) (sqrt (/ x y)))
  (/ (/ (* (cbrt x) (cbrt x)) (* (cbrt y) (cbrt y))) 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 (pow y 2))
  (/ (/ x y) (cbrt y))
  (/ (/ x y) (sqrt y))
  (/ x (pow y 2))
  (/ (/ x y) (cbrt y))
  (/ (/ x y) (sqrt y))
  (/ x (pow y 2))
  (/ x (pow y 2))
  (/ x (pow y 2))
  (/ x y)
  (/ x y)
  (/ x (pow y 2))
  (/ x (pow y 2))
  (/ x (pow y 2))
0.471 * * * [progress]: adding candidates to table
0.533 * * [progress]: iteration 4 / 4
0.533 * * * [progress]: picking best candidate
0.541 * * * * [pick]: Picked  #<alt (λ (x y) (/ 1 (/ y (/ x y))))>
0.542 * * * [progress]: localizing error
0.546 * * * [progress]: generating rewritten candidates
0.546 * * * * [progress]: [ 1 / 2 ] rewriting at (2)
0.559 * * * * [progress]: [ 2 / 2 ] rewriting at (2 2)
0.585 * * * [progress]: generating series expansions
0.586 * * * * [progress]: [ 1 / 2 ] generating series at (2)
0.586 * [approximate]: Taking taylor expansion of (/ x (pow y 2)) in (y x) around 0
0.586 * [taylor]: Taking taylor expansion of (/ x (pow y 2)) in x
0.586 * [taylor]: Taking taylor expansion of x in x
0.586 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.586 * [taylor]: Taking taylor expansion of y in x
0.586 * [taylor]: Taking taylor expansion of (/ x (pow y 2)) in y
0.586 * [taylor]: Taking taylor expansion of x in y
0.586 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.586 * [taylor]: Taking taylor expansion of y in y
0.586 * [taylor]: Taking taylor expansion of (/ x (pow y 2)) in y
0.586 * [taylor]: Taking taylor expansion of x in y
0.587 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.587 * [taylor]: Taking taylor expansion of y in y
0.587 * [taylor]: Taking taylor expansion of x in x
0.588 * [taylor]: Taking taylor expansion of 0 in x
0.589 * [taylor]: Taking taylor expansion of 0 in x
0.591 * [taylor]: Taking taylor expansion of 0 in x
0.591 * [approximate]: Taking taylor expansion of (/ (pow y 2) x) in (y x) around 0
0.591 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in x
0.591 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.591 * [taylor]: Taking taylor expansion of y in x
0.591 * [taylor]: Taking taylor expansion of x in x
0.591 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in y
0.591 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.591 * [taylor]: Taking taylor expansion of y in y
0.591 * [taylor]: Taking taylor expansion of x in y
0.592 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in y
0.592 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.592 * [taylor]: Taking taylor expansion of y in y
0.592 * [taylor]: Taking taylor expansion of x in y
0.592 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.592 * [taylor]: Taking taylor expansion of x in x
0.593 * [taylor]: Taking taylor expansion of 0 in x
0.594 * [taylor]: Taking taylor expansion of 0 in x
0.595 * [taylor]: Taking taylor expansion of 0 in x
0.596 * [approximate]: Taking taylor expansion of (* -1 (/ (pow y 2) x)) in (y x) around 0
0.596 * [taylor]: Taking taylor expansion of (* -1 (/ (pow y 2) x)) in x
0.596 * [taylor]: Taking taylor expansion of -1 in x
0.596 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in x
0.596 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.596 * [taylor]: Taking taylor expansion of y in x
0.596 * [taylor]: Taking taylor expansion of x in x
0.596 * [taylor]: Taking taylor expansion of (* -1 (/ (pow y 2) x)) in y
0.596 * [taylor]: Taking taylor expansion of -1 in y
0.596 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in y
0.596 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.596 * [taylor]: Taking taylor expansion of y in y
0.596 * [taylor]: Taking taylor expansion of x in y
0.596 * [taylor]: Taking taylor expansion of (* -1 (/ (pow y 2) x)) in y
0.596 * [taylor]: Taking taylor expansion of -1 in y
0.596 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in y
0.597 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.597 * [taylor]: Taking taylor expansion of y in y
0.597 * [taylor]: Taking taylor expansion of x in y
0.597 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.597 * [taylor]: Taking taylor expansion of -1 in x
0.597 * [taylor]: Taking taylor expansion of x in x
0.598 * [taylor]: Taking taylor expansion of 0 in x
0.600 * [taylor]: Taking taylor expansion of 0 in x
0.602 * [taylor]: Taking taylor expansion of 0 in x
0.603 * * * * [progress]: [ 2 / 2 ] generating series at (2 2)
0.603 * [approximate]: Taking taylor expansion of (/ (pow y 2) x) in (y x) around 0
0.603 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in x
0.603 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.603 * [taylor]: Taking taylor expansion of y in x
0.603 * [taylor]: Taking taylor expansion of x in x
0.603 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in y
0.603 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.603 * [taylor]: Taking taylor expansion of y in y
0.603 * [taylor]: Taking taylor expansion of x in y
0.603 * [taylor]: Taking taylor expansion of (/ (pow y 2) x) in y
0.603 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.603 * [taylor]: Taking taylor expansion of y in y
0.603 * [taylor]: Taking taylor expansion of x in y
0.604 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.604 * [taylor]: Taking taylor expansion of x in x
0.604 * [taylor]: Taking taylor expansion of 0 in x
0.605 * [taylor]: Taking taylor expansion of 0 in x
0.607 * [taylor]: Taking taylor expansion of 0 in x
0.607 * [approximate]: Taking taylor expansion of (/ x (pow y 2)) in (y x) around 0
0.607 * [taylor]: Taking taylor expansion of (/ x (pow y 2)) in x
0.607 * [taylor]: Taking taylor expansion of x in x
0.607 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.607 * [taylor]: Taking taylor expansion of y in x
0.608 * [taylor]: Taking taylor expansion of (/ x (pow y 2)) in y
0.608 * [taylor]: Taking taylor expansion of x in y
0.608 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.608 * [taylor]: Taking taylor expansion of y in y
0.608 * [taylor]: Taking taylor expansion of (/ x (pow y 2)) in y
0.608 * [taylor]: Taking taylor expansion of x in y
0.608 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.608 * [taylor]: Taking taylor expansion of y in y
0.608 * [taylor]: Taking taylor expansion of x in x
0.609 * [taylor]: Taking taylor expansion of 0 in x
0.611 * [taylor]: Taking taylor expansion of 0 in x
0.612 * [taylor]: Taking taylor expansion of 0 in x
0.613 * [approximate]: Taking taylor expansion of (* -1 (/ x (pow y 2))) in (y x) around 0
0.613 * [taylor]: Taking taylor expansion of (* -1 (/ x (pow y 2))) in x
0.613 * [taylor]: Taking taylor expansion of -1 in x
0.613 * [taylor]: Taking taylor expansion of (/ x (pow y 2)) in x
0.613 * [taylor]: Taking taylor expansion of x in x
0.613 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.613 * [taylor]: Taking taylor expansion of y in x
0.613 * [taylor]: Taking taylor expansion of (* -1 (/ x (pow y 2))) in y
0.613 * [taylor]: Taking taylor expansion of -1 in y
0.613 * [taylor]: Taking taylor expansion of (/ x (pow y 2)) in y
0.613 * [taylor]: Taking taylor expansion of x in y
0.613 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.613 * [taylor]: Taking taylor expansion of y in y
0.613 * [taylor]: Taking taylor expansion of (* -1 (/ x (pow y 2))) in y
0.613 * [taylor]: Taking taylor expansion of -1 in y
0.613 * [taylor]: Taking taylor expansion of (/ x (pow y 2)) in y
0.613 * [taylor]: Taking taylor expansion of x in y
0.613 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.613 * [taylor]: Taking taylor expansion of y in y
0.614 * [taylor]: Taking taylor expansion of (* -1 x) in x
0.614 * [taylor]: Taking taylor expansion of -1 in x
0.614 * [taylor]: Taking taylor expansion of x in x
0.615 * [taylor]: Taking taylor expansion of 0 in x
0.618 * [taylor]: Taking taylor expansion of 0 in x
0.621 * [taylor]: Taking taylor expansion of 0 in x
0.621 * * * [progress]: simplifying candidates
0.625 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (expm1 (/ 1 (/ y (/ x y))))
  (log1p (/ 1 (/ y (/ x y))))
  (- 1)
  (- (- (log y) (- (log x) (log y))))
  (- (- (log y) (log (/ x y))))
  (- (log (/ y (/ x y))))
  (- 0 (- (log y) (- (log x) (log y))))
  (- 0 (- (log y) (log (/ x y))))
  (- 0 (log (/ y (/ x y))))
  (- (log 1) (- (log y) (- (log x) (log y))))
  (- (log 1) (- (log y) (log (/ x 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 y) y) (* (* (/ x y) (/ x y)) (/ x 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)) (* (cbrt (/ y (/ x y))) (cbrt (/ y (/ x y)))))
  (/ (cbrt 1) (cbrt (/ y (/ x y))))
  (/ (* (cbrt 1) (cbrt 1)) (sqrt (/ y (/ x y))))
  (/ (cbrt 1) (sqrt (/ y (/ x y))))
  (/ (* (cbrt 1) (cbrt 1)) (/ (* (cbrt y) (cbrt y)) (* (cbrt (/ x y)) (cbrt (/ x y)))))
  (/ (cbrt 1) (/ (cbrt y) (cbrt (/ x y))))
  (/ (* (cbrt 1) (cbrt 1)) (/ (* (cbrt y) (cbrt y)) (sqrt (/ x y))))
  (/ (cbrt 1) (/ (cbrt y) (sqrt (/ x y))))
  (/ (* (cbrt 1) (cbrt 1)) (/ (* (cbrt y) (cbrt y)) (/ (* (cbrt x) (cbrt x)) (* (cbrt y) (cbrt y)))))
  (/ (cbrt 1) (/ (cbrt y) (/ (cbrt x) (cbrt y))))
  (/ (* (cbrt 1) (cbrt 1)) (/ (* (cbrt y) (cbrt y)) (/ (* (cbrt x) (cbrt x)) (sqrt y))))
  (/ (cbrt 1) (/ (cbrt y) (/ (cbrt x) (sqrt y))))
  (/ (* (cbrt 1) (cbrt 1)) (/ (* (cbrt y) (cbrt y)) (/ (* (cbrt x) (cbrt x)) 1)))
  (/ (cbrt 1) (/ (cbrt y) (/ (cbrt x) y)))
  (/ (* (cbrt 1) (cbrt 1)) (/ (* (cbrt y) (cbrt y)) (/ (sqrt x) (* (cbrt y) (cbrt y)))))
  (/ (cbrt 1) (/ (cbrt y) (/ (sqrt x) (cbrt y))))
  (/ (* (cbrt 1) (cbrt 1)) (/ (* (cbrt y) (cbrt y)) (/ (sqrt x) (sqrt y))))
  (/ (cbrt 1) (/ (cbrt y) (/ (sqrt x) (sqrt y))))
  (/ (* (cbrt 1) (cbrt 1)) (/ (* (cbrt y) (cbrt y)) (/ (sqrt x) 1)))
  (/ (cbrt 1) (/ (cbrt y) (/ (sqrt x) y)))
  (/ (* (cbrt 1) (cbrt 1)) (/ (* (cbrt y) (cbrt y)) (/ 1 (* (cbrt y) (cbrt y)))))
  (/ (cbrt 1) (/ (cbrt y) (/ x (cbrt y))))
  (/ (* (cbrt 1) (cbrt 1)) (/ (* (cbrt y) (cbrt y)) (/ 1 (sqrt y))))
  (/ (cbrt 1) (/ (cbrt y) (/ x (sqrt y))))
  (/ (* (cbrt 1) (cbrt 1)) (/ (* (cbrt y) (cbrt y)) (/ 1 1)))
  (/ (cbrt 1) (/ (cbrt y) (/ x y)))
  (/ (* (cbrt 1) (cbrt 1)) (/ (* (cbrt y) (cbrt y)) 1))
  (/ (cbrt 1) (/ (cbrt y) (/ x y)))
  (/ (* (cbrt 1) (cbrt 1)) (/ (* (cbrt y) (cbrt y)) x))
  (/ (cbrt 1) (/ (cbrt y) (/ 1 y)))
  (/ (* (cbrt 1) (cbrt 1)) (/ (sqrt y) (* (cbrt (/ x y)) (cbrt (/ x y)))))
  (/ (cbrt 1) (/ (sqrt y) (cbrt (/ x y))))
  (/ (* (cbrt 1) (cbrt 1)) (/ (sqrt y) (sqrt (/ x y))))
  (/ (cbrt 1) (/ (sqrt y) (sqrt (/ x y))))
  (/ (* (cbrt 1) (cbrt 1)) (/ (sqrt y) (/ (* (cbrt x) (cbrt x)) (* (cbrt y) (cbrt y)))))
  (/ (cbrt 1) (/ (sqrt y) (/ (cbrt x) (cbrt y))))
  (/ (* (cbrt 1) (cbrt 1)) (/ (sqrt y) (/ (* (cbrt x) (cbrt x)) (sqrt y))))
  (/ (cbrt 1) (/ (sqrt y) (/ (cbrt x) (sqrt y))))
  (/ (* (cbrt 1) (cbrt 1)) (/ (sqrt y) (/ (* (cbrt x) (cbrt x)) 1)))
  (/ (cbrt 1) (/ (sqrt y) (/ (cbrt x) y)))
  (/ (* (cbrt 1) (cbrt 1)) (/ (sqrt y) (/ (sqrt x) (* (cbrt y) (cbrt y)))))
  (/ (cbrt 1) (/ (sqrt y) (/ (sqrt x) (cbrt y))))
  (/ (* (cbrt 1) (cbrt 1)) (/ (sqrt y) (/ (sqrt x) (sqrt y))))
  (/ (cbrt 1) (/ (sqrt y) (/ (sqrt x) (sqrt y))))
  (/ (* (cbrt 1) (cbrt 1)) (/ (sqrt y) (/ (sqrt x) 1)))
  (/ (cbrt 1) (/ (sqrt y) (/ (sqrt x) y)))
  (/ (* (cbrt 1) (cbrt 1)) (/ (sqrt y) (/ 1 (* (cbrt y) (cbrt y)))))
  (/ (cbrt 1) (/ (sqrt y) (/ x (cbrt y))))
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  (/ 1 (/ (* (cbrt x) (cbrt x)) 1))
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  (/ y (/ 1 y))
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  (/ y (sqrt (/ x y)))
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  (/ y (/ (* (cbrt x) (cbrt x)) (sqrt y)))
  (/ y (/ (* (cbrt x) (cbrt x)) 1))
  (/ y (/ (sqrt x) (* (cbrt y) (cbrt y))))
  (/ y (/ (sqrt x) (sqrt y)))
  (/ y (/ (sqrt x) 1))
  (/ y (/ 1 (* (cbrt y) (cbrt y))))
  (/ y (/ 1 (sqrt y)))
  (/ y (/ 1 1))
  (/ y 1)
  (/ y x)
  (/ (/ x y) (cbrt y))
  (/ (/ x y) (sqrt y))
  (/ (/ x y) y)
  (/ y x)
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  (/ x (pow y 2))
  (/ x (pow y 2))
  (/ (pow y 2) x)
  (/ (pow y 2) x)
  (/ (pow y 2) x)
0.639 * * [simplify]: iteration  0 :  957  enodes  (cost  2379 )
0.660 * * [simplify]: iteration  1 :  5001  enodes  (cost  2032 )
0.672 * [simplify]: Simplified to:
   (expm1 (/ 1 (/ y (/ x y))))
  (log1p (/ 1 (/ y (/ x y))))
  (- 1)
  (log (/ 1 (/ y (/ x y))))
  (log (/ 1 (/ y (/ x y))))
  (log (/ 1 (/ y (/ x y))))
  (log (/ 1 (/ y (/ x y))))
  (log (/ 1 (/ y (/ x y))))
  (log (/ 1 (/ y (/ x y))))
  (log (/ 1 (/ y (/ x y))))
  (log (/ 1 (/ y (/ x y))))
  (log (/ 1 (/ y (/ x y))))
  (log (/ 1 (/ y (/ x y))))
  (exp (/ 1 (/ y (/ x y))))
  (/ 1 (pow (/ y (/ x y)) 3))
  (/ 1 (pow (/ y (/ x y)) 3))
  (/ 1 (pow (/ y (/ x y)) 3))
  (* (cbrt (/ 1 (/ y (/ x y)))) (cbrt (/ 1 (/ y (/ x y)))))
  (cbrt (/ 1 (/ y (/ x y))))
  (/ 1 (pow (/ y (/ x y)) 3))
  (sqrt (/ 1 (/ y (/ x y))))
  (sqrt (/ 1 (/ y (/ x y))))
  (- 1)
  (- (/ y (/ x y)))
  (/ (* (cbrt 1) (cbrt 1)) (* (cbrt (/ y (/ x y))) (cbrt (/ y (/ x y)))))
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  1
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  1
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  x
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  1
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  1
  1
  x
  1
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  (/ (* (cbrt y) (cbrt y)) (/ (sqrt x) (sqrt y)))
  (/ (sqrt y) (/ (sqrt x) (cbrt y)))
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  (/ y (/ (sqrt x) (sqrt y)))
  (* (* (cbrt y) (cbrt y)) (sqrt y))
  (/ (sqrt y) (/ x (cbrt y)))
  y
  (/ y x)
  (sqrt y)
  (/ (sqrt y) (/ x y))
  (sqrt y)
  (/ (sqrt y) (/ x y))
  (/ (sqrt y) x)
  (* y (sqrt y))
  (/ 1 (* (cbrt (/ x y)) (cbrt (/ x y))))
  (/ y (cbrt (/ x y)))
  (/ 1 (sqrt (/ x y)))
  (/ y (sqrt (/ x y)))
  (/ (cbrt y) (/ (* (cbrt x) (cbrt x)) (cbrt y)))
  (/ (cbrt y) (/ (cbrt x) y))
  (/ (sqrt y) (* (cbrt x) (cbrt x)))
  (/ y (/ (cbrt x) (sqrt y)))
  (/ 1 (* (cbrt x) (cbrt x)))
  (/ y (/ (cbrt x) y))
  (/ (cbrt y) (/ (sqrt x) (cbrt y)))
  (/ y (/ (sqrt x) (cbrt y)))
  (/ (sqrt y) (sqrt x))
  (/ y (/ (sqrt x) (sqrt y)))
  (/ 1 (sqrt x))
  (/ y (/ (sqrt x) y))
  (* (cbrt y) (cbrt y))
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  (sqrt y)
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  1
  (/ y (/ x y))
  1
  (/ y (/ x y))
  (/ 1 x)
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  (/ y (sqrt (/ x y)))
  (/ y (/ (* (cbrt x) (cbrt x)) (* (cbrt y) (cbrt y))))
  (/ 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 (* (cbrt y) (cbrt y)))
  (* y (sqrt y))
  y
  y
  (/ y x)
  (/ (/ x y) (cbrt y))
  (/ (/ x y) (sqrt y))
  (/ (/ x y) y)
  (/ y x)
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  (/ (/ x y) y)
  (/ (/ x y) y)
  (/ y (/ x y))
  (/ y (/ x y))
  (/ y (/ x y))
0.674 * * * [progress]: adding candidates to table
1.004 * [progress]: [Phase 3 of 3] Extracting.
1.004 * * [regime]: Finding splitpoints for: (#<alt (λ (x y) (* (* (cbrt (/ x y)) (cbrt (/ x y))) (/ (cbrt (/ x y)) y)))> #<alt (λ (x y) (/ 1 (/ y (/ x y))))> #<alt (λ (x y) (* x (/ (/ 1 y) y)))> #<alt (λ (x y) (/ (/ 1 y) (/ 1 (/ x y))))> #<alt (λ (x y) (* (/ (* (cbrt x) (cbrt x)) y) (/ (cbrt x) y)))> #<alt (λ (x y) (/ x (* y y)))> #<alt (λ (x y) (* (/ 1 (* (cbrt y) (cbrt y))) (/ (/ x y) (cbrt y))))> #<alt (λ (x y) (* (/ (* (cbrt 1) (cbrt 1)) (/ y x)) (/ (cbrt 1) y)))>)
1.005 * * * [regime-changes]: Trying 4 branch expressions: ((* y y) (/ x (* y y)) y x)
1.005 * * * * [regimes]: Trying to branch on (* y y) from (#<alt (λ (x y) (* (* (cbrt (/ x y)) (cbrt (/ x y))) (/ (cbrt (/ x y)) y)))> #<alt (λ (x y) (/ 1 (/ y (/ x y))))> #<alt (λ (x y) (* x (/ (/ 1 y) y)))> #<alt (λ (x y) (/ (/ 1 y) (/ 1 (/ x y))))> #<alt (λ (x y) (* (/ (* (cbrt x) (cbrt x)) y) (/ (cbrt x) y)))> #<alt (λ (x y) (/ x (* y y)))> #<alt (λ (x y) (* (/ 1 (* (cbrt y) (cbrt y))) (/ (/ x y) (cbrt y))))> #<alt (λ (x y) (* (/ (* (cbrt 1) (cbrt 1)) (/ y x)) (/ (cbrt 1) y)))>)
1.027 * * * * [regimes]: Trying to branch on (/ x (* y y)) from (#<alt (λ (x y) (* (* (cbrt (/ x y)) (cbrt (/ x y))) (/ (cbrt (/ x y)) y)))> #<alt (λ (x y) (/ 1 (/ y (/ x y))))> #<alt (λ (x y) (* x (/ (/ 1 y) y)))> #<alt (λ (x y) (/ (/ 1 y) (/ 1 (/ x y))))> #<alt (λ (x y) (* (/ (* (cbrt x) (cbrt x)) y) (/ (cbrt x) y)))> #<alt (λ (x y) (/ x (* y y)))> #<alt (λ (x y) (* (/ 1 (* (cbrt y) (cbrt y))) (/ (/ x y) (cbrt y))))> #<alt (λ (x y) (* (/ (* (cbrt 1) (cbrt 1)) (/ y x)) (/ (cbrt 1) y)))>)
1.046 * * * * [regimes]: Trying to branch on y from (#<alt (λ (x y) (* (* (cbrt (/ x y)) (cbrt (/ x y))) (/ (cbrt (/ x y)) y)))> #<alt (λ (x y) (/ 1 (/ y (/ x y))))> #<alt (λ (x y) (* x (/ (/ 1 y) y)))> #<alt (λ (x y) (/ (/ 1 y) (/ 1 (/ x y))))> #<alt (λ (x y) (* (/ (* (cbrt x) (cbrt x)) y) (/ (cbrt x) y)))> #<alt (λ (x y) (/ x (* y y)))> #<alt (λ (x y) (* (/ 1 (* (cbrt y) (cbrt y))) (/ (/ x y) (cbrt y))))> #<alt (λ (x y) (* (/ (* (cbrt 1) (cbrt 1)) (/ y x)) (/ (cbrt 1) y)))>)
1.068 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x y) (* (* (cbrt (/ x y)) (cbrt (/ x y))) (/ (cbrt (/ x y)) y)))> #<alt (λ (x y) (/ 1 (/ y (/ x y))))> #<alt (λ (x y) (* x (/ (/ 1 y) y)))> #<alt (λ (x y) (/ (/ 1 y) (/ 1 (/ x y))))> #<alt (λ (x y) (* (/ (* (cbrt x) (cbrt x)) y) (/ (cbrt x) y)))> #<alt (λ (x y) (/ x (* y y)))> #<alt (λ (x y) (* (/ 1 (* (cbrt y) (cbrt y))) (/ (/ x y) (cbrt y))))> #<alt (λ (x y) (* (/ (* (cbrt 1) (cbrt 1)) (/ y x)) (/ (cbrt 1) y)))>)
1.090 * * * [regime]: Found split indices: #<option (#s(si 7 255))>
1.091 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (* (/ (* (cbrt 1) (cbrt 1)) (/ y x)) (/ (cbrt 1) y))
1.091 * * [simplify]: iteration  0 :  12  enodes  (cost  8 )
1.092 * * [simplify]: iteration  1 :  12  enodes  (cost  8 )
1.092 * [simplify]: Simplified to:
   (* (/ (* (cbrt 1) (cbrt 1)) (/ y x)) (/ (cbrt 1) y))
1.648 * [regime-testing]: Baseline error score: 0.3035078533819359
1.648 * [regime-testing]: Oracle error score: 0.023127890986373297
1.649 * [regime-testing]: End program error score: 0.3035078533819359
1.666 * [regime-testing]: Target error score: 0.17914739342417801