15.077 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.011 * * * [progress]: [2/2] Setting up program.
0.013 * [progress]: [Phase 2 of 3] Improving.
0.013 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (/ (* (* x 2.0) y) (- x y))
0.015 * * [simplify]: iteration  0 :  15  enodes  (cost  4 )
0.016 * * [simplify]: iteration  1 :  36  enodes  (cost  4 )
0.018 * * [simplify]: iteration  2 :  73  enodes  (cost  4 )
0.020 * * [simplify]: iteration  3 :  127  enodes  (cost  4 )
0.023 * * [simplify]: iteration  4 :  167  enodes  (cost  4 )
0.026 * * [simplify]: iteration  5 :  185  enodes  (cost  4 )
0.030 * * [simplify]: iteration  6 :  187  enodes  (cost  4 )
0.033 * * [simplify]: iteration  7 :  187  enodes  (cost  4 )
0.033 * [simplify]: Simplified to:
   (/ (* (* x 2.0) y) (- x y))
0.034 * * [progress]: iteration 1 / 4
0.034 * * * [progress]: picking best candidate
0.036 * * * * [pick]: Picked  #<alt (λ (x y) (/ (* (* x 2.0) y) (- x y)))>
0.036 * * * [progress]: localizing error
0.047 * * * [progress]: generating rewritten candidates
0.047 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.061 * * * [progress]: generating series expansions
0.062 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.062 * [approximate]: Taking taylor expansion of (* 2.0 (/ (* x y) (- x y))) in (x y) around 0
0.062 * [taylor]: Taking taylor expansion of (* 2.0 (/ (* x y) (- x y))) in y
0.062 * [taylor]: Taking taylor expansion of 2.0 in y
0.062 * [taylor]: Taking taylor expansion of (/ (* x y) (- x y)) in y
0.062 * [taylor]: Taking taylor expansion of (* x y) in y
0.062 * [taylor]: Taking taylor expansion of x in y
0.062 * [taylor]: Taking taylor expansion of y in y
0.062 * [taylor]: Taking taylor expansion of (- x y) in y
0.062 * [taylor]: Taking taylor expansion of x in y
0.062 * [taylor]: Taking taylor expansion of y in y
0.063 * [taylor]: Taking taylor expansion of (* 2.0 (/ (* x y) (- x y))) in x
0.063 * [taylor]: Taking taylor expansion of 2.0 in x
0.063 * [taylor]: Taking taylor expansion of (/ (* x y) (- x y)) in x
0.063 * [taylor]: Taking taylor expansion of (* x y) in x
0.063 * [taylor]: Taking taylor expansion of x in x
0.063 * [taylor]: Taking taylor expansion of y in x
0.063 * [taylor]: Taking taylor expansion of (- x y) in x
0.063 * [taylor]: Taking taylor expansion of x in x
0.063 * [taylor]: Taking taylor expansion of y in x
0.064 * [taylor]: Taking taylor expansion of (* 2.0 (/ (* x y) (- x y))) in x
0.064 * [taylor]: Taking taylor expansion of 2.0 in x
0.064 * [taylor]: Taking taylor expansion of (/ (* x y) (- x y)) in x
0.064 * [taylor]: Taking taylor expansion of (* x y) in x
0.064 * [taylor]: Taking taylor expansion of x in x
0.064 * [taylor]: Taking taylor expansion of y in x
0.064 * [taylor]: Taking taylor expansion of (- x y) in x
0.064 * [taylor]: Taking taylor expansion of x in x
0.064 * [taylor]: Taking taylor expansion of y in x
0.064 * [taylor]: Taking taylor expansion of -2.0 in y
0.066 * [taylor]: Taking taylor expansion of (- (* 2.0 (/ 1 y))) in y
0.066 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 y)) in y
0.066 * [taylor]: Taking taylor expansion of 2.0 in y
0.066 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.066 * [taylor]: Taking taylor expansion of y in y
0.069 * [taylor]: Taking taylor expansion of (- (* 2.0 (/ 1 (pow y 2)))) in y
0.069 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in y
0.069 * [taylor]: Taking taylor expansion of 2.0 in y
0.069 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.069 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.069 * [taylor]: Taking taylor expansion of y in y
0.075 * [approximate]: Taking taylor expansion of (/ 2.0 (* (- (/ 1 x) (/ 1 y)) (* x y))) in (x y) around 0
0.075 * [taylor]: Taking taylor expansion of (/ 2.0 (* (- (/ 1 x) (/ 1 y)) (* x y))) in y
0.075 * [taylor]: Taking taylor expansion of 2.0 in y
0.075 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) (* x y)) in y
0.075 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in y
0.075 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.075 * [taylor]: Taking taylor expansion of x in y
0.075 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.075 * [taylor]: Taking taylor expansion of y in y
0.075 * [taylor]: Taking taylor expansion of (* x y) in y
0.075 * [taylor]: Taking taylor expansion of x in y
0.075 * [taylor]: Taking taylor expansion of y in y
0.077 * [taylor]: Taking taylor expansion of (/ 2.0 (* (- (/ 1 x) (/ 1 y)) (* x y))) in x
0.077 * [taylor]: Taking taylor expansion of 2.0 in x
0.077 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) (* x y)) in x
0.077 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x
0.077 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.077 * [taylor]: Taking taylor expansion of x in x
0.077 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.077 * [taylor]: Taking taylor expansion of y in x
0.077 * [taylor]: Taking taylor expansion of (* x y) in x
0.077 * [taylor]: Taking taylor expansion of x in x
0.077 * [taylor]: Taking taylor expansion of y in x
0.079 * [taylor]: Taking taylor expansion of (/ 2.0 (* (- (/ 1 x) (/ 1 y)) (* x y))) in x
0.079 * [taylor]: Taking taylor expansion of 2.0 in x
0.079 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) (* x y)) in x
0.079 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x
0.079 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.079 * [taylor]: Taking taylor expansion of x in x
0.079 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.079 * [taylor]: Taking taylor expansion of y in x
0.079 * [taylor]: Taking taylor expansion of (* x y) in x
0.079 * [taylor]: Taking taylor expansion of x in x
0.079 * [taylor]: Taking taylor expansion of y in x
0.080 * [taylor]: Taking taylor expansion of (/ 2.0 y) in y
0.080 * [taylor]: Taking taylor expansion of 2.0 in y
0.080 * [taylor]: Taking taylor expansion of y in y
0.083 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in y
0.084 * [taylor]: Taking taylor expansion of 2.0 in y
0.084 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.084 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.084 * [taylor]: Taking taylor expansion of y in y
0.089 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 3))) in y
0.089 * [taylor]: Taking taylor expansion of 2.0 in y
0.089 * [taylor]: Taking taylor expansion of (/ 1 (pow y 3)) in y
0.089 * [taylor]: Taking taylor expansion of (pow y 3) in y
0.089 * [taylor]: Taking taylor expansion of y in y
0.097 * [approximate]: Taking taylor expansion of (/ 2.0 (* x (* y (- (/ 1 y) (/ 1 x))))) in (x y) around 0
0.097 * [taylor]: Taking taylor expansion of (/ 2.0 (* x (* y (- (/ 1 y) (/ 1 x))))) in y
0.097 * [taylor]: Taking taylor expansion of 2.0 in y
0.097 * [taylor]: Taking taylor expansion of (* x (* y (- (/ 1 y) (/ 1 x)))) in y
0.097 * [taylor]: Taking taylor expansion of x in y
0.097 * [taylor]: Taking taylor expansion of (* y (- (/ 1 y) (/ 1 x))) in y
0.097 * [taylor]: Taking taylor expansion of y in y
0.097 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in y
0.097 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.097 * [taylor]: Taking taylor expansion of y in y
0.097 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.097 * [taylor]: Taking taylor expansion of x in y
0.102 * [taylor]: Taking taylor expansion of (/ 2.0 (* x (* y (- (/ 1 y) (/ 1 x))))) in x
0.102 * [taylor]: Taking taylor expansion of 2.0 in x
0.102 * [taylor]: Taking taylor expansion of (* x (* y (- (/ 1 y) (/ 1 x)))) in x
0.102 * [taylor]: Taking taylor expansion of x in x
0.102 * [taylor]: Taking taylor expansion of (* y (- (/ 1 y) (/ 1 x))) in x
0.102 * [taylor]: Taking taylor expansion of y in x
0.102 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x
0.102 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.102 * [taylor]: Taking taylor expansion of y in x
0.102 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.103 * [taylor]: Taking taylor expansion of x in x
0.105 * [taylor]: Taking taylor expansion of (/ 2.0 (* x (* y (- (/ 1 y) (/ 1 x))))) in x
0.105 * [taylor]: Taking taylor expansion of 2.0 in x
0.105 * [taylor]: Taking taylor expansion of (* x (* y (- (/ 1 y) (/ 1 x)))) in x
0.105 * [taylor]: Taking taylor expansion of x in x
0.105 * [taylor]: Taking taylor expansion of (* y (- (/ 1 y) (/ 1 x))) in x
0.105 * [taylor]: Taking taylor expansion of y in x
0.105 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x
0.105 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.105 * [taylor]: Taking taylor expansion of y in x
0.105 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.105 * [taylor]: Taking taylor expansion of x in x
0.107 * [taylor]: Taking taylor expansion of (/ -2.0 y) in y
0.107 * [taylor]: Taking taylor expansion of -2.0 in y
0.107 * [taylor]: Taking taylor expansion of y in y
0.110 * [taylor]: Taking taylor expansion of (- (* 2.0 (/ 1 (pow y 2)))) in y
0.110 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in y
0.110 * [taylor]: Taking taylor expansion of 2.0 in y
0.110 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.110 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.110 * [taylor]: Taking taylor expansion of y in y
0.116 * [taylor]: Taking taylor expansion of (- (* 2.0 (/ 1 (pow y 3)))) in y
0.116 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 3))) in y
0.116 * [taylor]: Taking taylor expansion of 2.0 in y
0.116 * [taylor]: Taking taylor expansion of (/ 1 (pow y 3)) in y
0.116 * [taylor]: Taking taylor expansion of (pow y 3) in y
0.116 * [taylor]: Taking taylor expansion of y in y
0.124 * * * [progress]: simplifying candidates
0.124 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (expm1 (/ (* (* x 2.0) y) (- x y)))
  (log1p (/ (* (* x 2.0) y) (- x y)))
  (- (+ (+ (log x) (log 2.0)) (log y)) (log (- x y)))
  (- (+ (log (* x 2.0)) (log y)) (log (- x y)))
  (- (log (* (* x 2.0) y)) (log (- x y)))
  (log (/ (* (* x 2.0) y) (- x y)))
  (exp (/ (* (* x 2.0) y) (- x y)))
  (/ (* (* (* (* x x) x) (* (* 2.0 2.0) 2.0)) (* (* y y) y)) (* (* (- x y) (- x y)) (- x y)))
  (/ (* (* (* (* x 2.0) (* x 2.0)) (* x 2.0)) (* (* y y) y)) (* (* (- x y) (- x y)) (- x y)))
  (/ (* (* (* (* x 2.0) y) (* (* x 2.0) y)) (* (* x 2.0) y)) (* (* (- x y) (- x y)) (- x y)))
  (* (cbrt (/ (* (* x 2.0) y) (- x y))) (cbrt (/ (* (* x 2.0) y) (- x y))))
  (cbrt (/ (* (* x 2.0) y) (- x y)))
  (* (* (/ (* (* x 2.0) y) (- x y)) (/ (* (* x 2.0) y) (- x y))) (/ (* (* x 2.0) y) (- x y)))
  (sqrt (/ (* (* x 2.0) y) (- x y)))
  (sqrt (/ (* (* x 2.0) y) (- x y)))
  (- (* (* x 2.0) y))
  (- (- x y))
  (/ (* x 2.0) (* (cbrt (- x y)) (cbrt (- x y))))
  (/ y (cbrt (- x y)))
  (/ (* x 2.0) (sqrt (- x y)))
  (/ y (sqrt (- x y)))
  (/ (* x 2.0) 1)
  (/ y (- x y))
  (/ (* x 2.0) (+ (sqrt x) (sqrt y)))
  (/ y (- (sqrt x) (sqrt y)))
  (/ (* x 2.0) 1)
  (/ y (- x y))
  (/ 1 (- x y))
  (/ (- x y) (* (* x 2.0) y))
  (/ (* (* x 2.0) y) (* (cbrt (- x y)) (cbrt (- x y))))
  (/ (* (* x 2.0) y) (sqrt (- x y)))
  (/ (* (* x 2.0) y) 1)
  (/ (* (* x 2.0) y) (+ (sqrt x) (sqrt y)))
  (/ (* (* x 2.0) y) 1)
  (/ (- x y) y)
  (/ (* (* x 2.0) y) (- (pow x 3) (pow y 3)))
  (/ (* (* x 2.0) y) (- (* x x) (* y y)))
  0
  0
  0
0.128 * * [simplify]: iteration  0 :  214  enodes  (cost  194 )
0.134 * * [simplify]: iteration  1 :  1150  enodes  (cost  161 )
0.157 * * [simplify]: iteration  2 :  5001  enodes  (cost  161 )
0.158 * [simplify]: Simplified to:
   (expm1 (/ (* (* x 2.0) y) (- x y)))
  (log1p (/ (* (* x 2.0) y) (- x y)))
  (log (/ (* (* x 2.0) y) (- x y)))
  (log (/ (* (* x 2.0) y) (- x y)))
  (log (/ (* (* x 2.0) y) (- x y)))
  (log (/ (* (* x 2.0) y) (- x y)))
  (exp (/ (* (* x 2.0) y) (- x y)))
  (pow (/ (* (* x 2.0) y) (- x y)) 3)
  (pow (/ (* (* x 2.0) y) (- x y)) 3)
  (pow (/ (* (* x 2.0) y) (- x y)) 3)
  (* (cbrt (/ (* (* x 2.0) y) (- x y))) (cbrt (/ (* (* x 2.0) y) (- x y))))
  (cbrt (/ (* (* x 2.0) y) (- x y)))
  (pow (/ (* (* x 2.0) y) (- x y)) 3)
  (sqrt (/ (* (* x 2.0) y) (- x y)))
  (sqrt (/ (* (* x 2.0) y) (- x y)))
  (- (* (* x 2.0) y))
  (- (- x y))
  (/ (* x 2.0) (* (cbrt (- x y)) (cbrt (- x y))))
  (/ y (cbrt (- x y)))
  (/ (* x 2.0) (sqrt (- x y)))
  (/ y (sqrt (- x y)))
  (* x 2.0)
  (/ y (- x y))
  (/ (* x 2.0) (+ (sqrt x) (sqrt y)))
  (/ y (- (sqrt x) (sqrt y)))
  (* x 2.0)
  (/ y (- x y))
  (/ 1 (- x y))
  (/ (- x y) (* (* x 2.0) y))
  (/ (* (* x 2.0) y) (* (cbrt (- x y)) (cbrt (- x y))))
  (/ (* (* x 2.0) y) (sqrt (- x y)))
  (* (* x 2.0) y)
  (/ (* (* x 2.0) y) (+ (sqrt x) (sqrt y)))
  (* (* x 2.0) y)
  (/ (- x y) y)
  (/ (* (* x 2.0) y) (- (pow x 3) (pow y 3)))
  (/ (* (* x 2.0) y) (- (* x x) (* y y)))
  0
  0
  0
0.158 * * * [progress]: adding candidates to table
0.213 * * [progress]: iteration 2 / 4
0.213 * * * [progress]: picking best candidate
0.218 * * * * [pick]: Picked  #<alt (λ (x y) (* (* x 2.0) (/ y (- x y))))>
0.218 * * * [progress]: localizing error
0.223 * * * [progress]: generating rewritten candidates
0.223 * * * * [progress]: [ 1 / 2 ] rewriting at (2)
0.239 * * * * [progress]: [ 2 / 2 ] rewriting at (2 2)
0.248 * * * [progress]: generating series expansions
0.248 * * * * [progress]: [ 1 / 2 ] generating series at (2)
0.248 * [approximate]: Taking taylor expansion of (* 2.0 (/ (* x y) (- x y))) in (x y) around 0
0.248 * [taylor]: Taking taylor expansion of (* 2.0 (/ (* x y) (- x y))) in y
0.248 * [taylor]: Taking taylor expansion of 2.0 in y
0.248 * [taylor]: Taking taylor expansion of (/ (* x y) (- x y)) in y
0.248 * [taylor]: Taking taylor expansion of (* x y) in y
0.248 * [taylor]: Taking taylor expansion of x in y
0.248 * [taylor]: Taking taylor expansion of y in y
0.248 * [taylor]: Taking taylor expansion of (- x y) in y
0.248 * [taylor]: Taking taylor expansion of x in y
0.248 * [taylor]: Taking taylor expansion of y in y
0.249 * [taylor]: Taking taylor expansion of (* 2.0 (/ (* x y) (- x y))) in x
0.249 * [taylor]: Taking taylor expansion of 2.0 in x
0.249 * [taylor]: Taking taylor expansion of (/ (* x y) (- x y)) in x
0.249 * [taylor]: Taking taylor expansion of (* x y) in x
0.249 * [taylor]: Taking taylor expansion of x in x
0.249 * [taylor]: Taking taylor expansion of y in x
0.249 * [taylor]: Taking taylor expansion of (- x y) in x
0.249 * [taylor]: Taking taylor expansion of x in x
0.249 * [taylor]: Taking taylor expansion of y in x
0.249 * [taylor]: Taking taylor expansion of (* 2.0 (/ (* x y) (- x y))) in x
0.249 * [taylor]: Taking taylor expansion of 2.0 in x
0.249 * [taylor]: Taking taylor expansion of (/ (* x y) (- x y)) in x
0.249 * [taylor]: Taking taylor expansion of (* x y) in x
0.249 * [taylor]: Taking taylor expansion of x in x
0.249 * [taylor]: Taking taylor expansion of y in x
0.249 * [taylor]: Taking taylor expansion of (- x y) in x
0.249 * [taylor]: Taking taylor expansion of x in x
0.249 * [taylor]: Taking taylor expansion of y in x
0.250 * [taylor]: Taking taylor expansion of -2.0 in y
0.251 * [taylor]: Taking taylor expansion of (- (* 2.0 (/ 1 y))) in y
0.252 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 y)) in y
0.252 * [taylor]: Taking taylor expansion of 2.0 in y
0.252 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.252 * [taylor]: Taking taylor expansion of y in y
0.255 * [taylor]: Taking taylor expansion of (- (* 2.0 (/ 1 (pow y 2)))) in y
0.255 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in y
0.255 * [taylor]: Taking taylor expansion of 2.0 in y
0.255 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.255 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.255 * [taylor]: Taking taylor expansion of y in y
0.263 * [approximate]: Taking taylor expansion of (/ 2.0 (* (- (/ 1 x) (/ 1 y)) (* x y))) in (x y) around 0
0.264 * [taylor]: Taking taylor expansion of (/ 2.0 (* (- (/ 1 x) (/ 1 y)) (* x y))) in y
0.264 * [taylor]: Taking taylor expansion of 2.0 in y
0.264 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) (* x y)) in y
0.264 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in y
0.264 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.264 * [taylor]: Taking taylor expansion of x in y
0.264 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.264 * [taylor]: Taking taylor expansion of y in y
0.264 * [taylor]: Taking taylor expansion of (* x y) in y
0.264 * [taylor]: Taking taylor expansion of x in y
0.264 * [taylor]: Taking taylor expansion of y in y
0.266 * [taylor]: Taking taylor expansion of (/ 2.0 (* (- (/ 1 x) (/ 1 y)) (* x y))) in x
0.266 * [taylor]: Taking taylor expansion of 2.0 in x
0.266 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) (* x y)) in x
0.266 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x
0.266 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.266 * [taylor]: Taking taylor expansion of x in x
0.266 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.266 * [taylor]: Taking taylor expansion of y in x
0.266 * [taylor]: Taking taylor expansion of (* x y) in x
0.266 * [taylor]: Taking taylor expansion of x in x
0.266 * [taylor]: Taking taylor expansion of y in x
0.267 * [taylor]: Taking taylor expansion of (/ 2.0 (* (- (/ 1 x) (/ 1 y)) (* x y))) in x
0.268 * [taylor]: Taking taylor expansion of 2.0 in x
0.268 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) (* x y)) in x
0.268 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x
0.268 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.268 * [taylor]: Taking taylor expansion of x in x
0.268 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.268 * [taylor]: Taking taylor expansion of y in x
0.268 * [taylor]: Taking taylor expansion of (* x y) in x
0.268 * [taylor]: Taking taylor expansion of x in x
0.268 * [taylor]: Taking taylor expansion of y in x
0.269 * [taylor]: Taking taylor expansion of (/ 2.0 y) in y
0.269 * [taylor]: Taking taylor expansion of 2.0 in y
0.269 * [taylor]: Taking taylor expansion of y in y
0.272 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in y
0.272 * [taylor]: Taking taylor expansion of 2.0 in y
0.272 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.272 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.273 * [taylor]: Taking taylor expansion of y in y
0.279 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 3))) in y
0.279 * [taylor]: Taking taylor expansion of 2.0 in y
0.279 * [taylor]: Taking taylor expansion of (/ 1 (pow y 3)) in y
0.279 * [taylor]: Taking taylor expansion of (pow y 3) in y
0.279 * [taylor]: Taking taylor expansion of y in y
0.286 * [approximate]: Taking taylor expansion of (/ 2.0 (* x (* y (- (/ 1 y) (/ 1 x))))) in (x y) around 0
0.286 * [taylor]: Taking taylor expansion of (/ 2.0 (* x (* y (- (/ 1 y) (/ 1 x))))) in y
0.286 * [taylor]: Taking taylor expansion of 2.0 in y
0.286 * [taylor]: Taking taylor expansion of (* x (* y (- (/ 1 y) (/ 1 x)))) in y
0.286 * [taylor]: Taking taylor expansion of x in y
0.286 * [taylor]: Taking taylor expansion of (* y (- (/ 1 y) (/ 1 x))) in y
0.286 * [taylor]: Taking taylor expansion of y in y
0.286 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in y
0.286 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.286 * [taylor]: Taking taylor expansion of y in y
0.287 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.287 * [taylor]: Taking taylor expansion of x in y
0.288 * [taylor]: Taking taylor expansion of (/ 2.0 (* x (* y (- (/ 1 y) (/ 1 x))))) in x
0.288 * [taylor]: Taking taylor expansion of 2.0 in x
0.288 * [taylor]: Taking taylor expansion of (* x (* y (- (/ 1 y) (/ 1 x)))) in x
0.288 * [taylor]: Taking taylor expansion of x in x
0.288 * [taylor]: Taking taylor expansion of (* y (- (/ 1 y) (/ 1 x))) in x
0.288 * [taylor]: Taking taylor expansion of y in x
0.288 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x
0.288 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.288 * [taylor]: Taking taylor expansion of y in x
0.288 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.288 * [taylor]: Taking taylor expansion of x in x
0.290 * [taylor]: Taking taylor expansion of (/ 2.0 (* x (* y (- (/ 1 y) (/ 1 x))))) in x
0.290 * [taylor]: Taking taylor expansion of 2.0 in x
0.290 * [taylor]: Taking taylor expansion of (* x (* y (- (/ 1 y) (/ 1 x)))) in x
0.290 * [taylor]: Taking taylor expansion of x in x
0.290 * [taylor]: Taking taylor expansion of (* y (- (/ 1 y) (/ 1 x))) in x
0.290 * [taylor]: Taking taylor expansion of y in x
0.290 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x
0.290 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.290 * [taylor]: Taking taylor expansion of y in x
0.290 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.290 * [taylor]: Taking taylor expansion of x in x
0.292 * [taylor]: Taking taylor expansion of (/ -2.0 y) in y
0.293 * [taylor]: Taking taylor expansion of -2.0 in y
0.293 * [taylor]: Taking taylor expansion of y in y
0.295 * [taylor]: Taking taylor expansion of (- (* 2.0 (/ 1 (pow y 2)))) in y
0.295 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in y
0.295 * [taylor]: Taking taylor expansion of 2.0 in y
0.295 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.295 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.295 * [taylor]: Taking taylor expansion of y in y
0.301 * [taylor]: Taking taylor expansion of (- (* 2.0 (/ 1 (pow y 3)))) in y
0.301 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 3))) in y
0.301 * [taylor]: Taking taylor expansion of 2.0 in y
0.301 * [taylor]: Taking taylor expansion of (/ 1 (pow y 3)) in y
0.301 * [taylor]: Taking taylor expansion of (pow y 3) in y
0.301 * [taylor]: Taking taylor expansion of y in y
0.309 * * * * [progress]: [ 2 / 2 ] generating series at (2 2)
0.309 * [approximate]: Taking taylor expansion of (/ y (- x y)) in (y x) around 0
0.309 * [taylor]: Taking taylor expansion of (/ y (- x y)) in x
0.309 * [taylor]: Taking taylor expansion of y in x
0.309 * [taylor]: Taking taylor expansion of (- x y) in x
0.310 * [taylor]: Taking taylor expansion of x in x
0.310 * [taylor]: Taking taylor expansion of y in x
0.310 * [taylor]: Taking taylor expansion of (/ y (- x y)) in y
0.310 * [taylor]: Taking taylor expansion of y in y
0.310 * [taylor]: Taking taylor expansion of (- x y) in y
0.310 * [taylor]: Taking taylor expansion of x in y
0.310 * [taylor]: Taking taylor expansion of y in y
0.310 * [taylor]: Taking taylor expansion of (/ y (- x y)) in y
0.310 * [taylor]: Taking taylor expansion of y in y
0.310 * [taylor]: Taking taylor expansion of (- x y) in y
0.310 * [taylor]: Taking taylor expansion of x in y
0.310 * [taylor]: Taking taylor expansion of y in y
0.310 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.310 * [taylor]: Taking taylor expansion of x in x
0.312 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.312 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.312 * [taylor]: Taking taylor expansion of x in x
0.315 * [taylor]: Taking taylor expansion of (/ 1 (pow x 3)) in x
0.315 * [taylor]: Taking taylor expansion of (pow x 3) in x
0.315 * [taylor]: Taking taylor expansion of x in x
0.321 * [approximate]: Taking taylor expansion of (/ 1 (* (- (/ 1 x) (/ 1 y)) y)) in (y x) around 0
0.321 * [taylor]: Taking taylor expansion of (/ 1 (* (- (/ 1 x) (/ 1 y)) y)) in x
0.321 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) y) in x
0.321 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x
0.321 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.321 * [taylor]: Taking taylor expansion of x in x
0.321 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.322 * [taylor]: Taking taylor expansion of y in x
0.322 * [taylor]: Taking taylor expansion of y in x
0.322 * [taylor]: Taking taylor expansion of (/ 1 (* (- (/ 1 x) (/ 1 y)) y)) in y
0.322 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) y) in y
0.322 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in y
0.322 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.322 * [taylor]: Taking taylor expansion of x in y
0.322 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.322 * [taylor]: Taking taylor expansion of y in y
0.322 * [taylor]: Taking taylor expansion of y in y
0.324 * [taylor]: Taking taylor expansion of (/ 1 (* (- (/ 1 x) (/ 1 y)) y)) in y
0.324 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) y) in y
0.324 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in y
0.324 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.324 * [taylor]: Taking taylor expansion of x in y
0.324 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.324 * [taylor]: Taking taylor expansion of y in y
0.325 * [taylor]: Taking taylor expansion of y in y
0.327 * [taylor]: Taking taylor expansion of -1 in x
0.329 * [taylor]: Taking taylor expansion of (- (/ 1 x)) in x
0.329 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.329 * [taylor]: Taking taylor expansion of x in x
0.332 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2))) in x
0.332 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.332 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.332 * [taylor]: Taking taylor expansion of x in x
0.336 * [approximate]: Taking taylor expansion of (/ -1 (* y (- (/ 1 y) (/ 1 x)))) in (y x) around 0
0.336 * [taylor]: Taking taylor expansion of (/ -1 (* y (- (/ 1 y) (/ 1 x)))) in x
0.336 * [taylor]: Taking taylor expansion of -1 in x
0.336 * [taylor]: Taking taylor expansion of (* y (- (/ 1 y) (/ 1 x))) in x
0.337 * [taylor]: Taking taylor expansion of y in x
0.337 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x
0.337 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.337 * [taylor]: Taking taylor expansion of y in x
0.337 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.337 * [taylor]: Taking taylor expansion of x in x
0.337 * [taylor]: Taking taylor expansion of (/ -1 (* y (- (/ 1 y) (/ 1 x)))) in y
0.337 * [taylor]: Taking taylor expansion of -1 in y
0.337 * [taylor]: Taking taylor expansion of (* y (- (/ 1 y) (/ 1 x))) in y
0.337 * [taylor]: Taking taylor expansion of y in y
0.337 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in y
0.337 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.337 * [taylor]: Taking taylor expansion of y in y
0.338 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.338 * [taylor]: Taking taylor expansion of x in y
0.339 * [taylor]: Taking taylor expansion of (/ -1 (* y (- (/ 1 y) (/ 1 x)))) in y
0.339 * [taylor]: Taking taylor expansion of -1 in y
0.339 * [taylor]: Taking taylor expansion of (* y (- (/ 1 y) (/ 1 x))) in y
0.339 * [taylor]: Taking taylor expansion of y in y
0.339 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in y
0.339 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.339 * [taylor]: Taking taylor expansion of y in y
0.340 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.340 * [taylor]: Taking taylor expansion of x in y
0.343 * [taylor]: Taking taylor expansion of -1 in x
0.345 * [taylor]: Taking taylor expansion of (- (/ 1 x)) in x
0.345 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.345 * [taylor]: Taking taylor expansion of x in x
0.349 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2))) in x
0.349 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.349 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.349 * [taylor]: Taking taylor expansion of x in x
0.353 * * * [progress]: simplifying candidates
0.354 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (expm1 (* (* x 2.0) (/ y (- x y))))
  (log1p (* (* x 2.0) (/ y (- x y))))
  (* (* x 2.0) (/ y (- x y)))
  (* (* x 2.0) (/ y (- x y)))
  (+ (+ (log x) (log 2.0)) (- (log y) (log (- x y))))
  (+ (+ (log x) (log 2.0)) (log (/ y (- x y))))
  (+ (log (* x 2.0)) (- (log y) (log (- x y))))
  (+ (log (* x 2.0)) (log (/ y (- x y))))
  (log (* (* x 2.0) (/ y (- x y))))
  (exp (* (* x 2.0) (/ y (- x y))))
  (* (* (* (* x x) x) (* (* 2.0 2.0) 2.0)) (/ (* (* y y) y) (* (* (- x y) (- x y)) (- x y))))
  (* (* (* (* x x) x) (* (* 2.0 2.0) 2.0)) (* (* (/ y (- x y)) (/ y (- x y))) (/ y (- x y))))
  (* (* (* (* x 2.0) (* x 2.0)) (* x 2.0)) (/ (* (* y y) y) (* (* (- x y) (- x y)) (- x y))))
  (* (* (* (* x 2.0) (* x 2.0)) (* x 2.0)) (* (* (/ y (- x y)) (/ y (- x y))) (/ y (- x y))))
  (* (cbrt (* (* x 2.0) (/ y (- x y)))) (cbrt (* (* x 2.0) (/ y (- x y)))))
  (cbrt (* (* x 2.0) (/ y (- x y))))
  (* (* (* (* x 2.0) (/ y (- x y))) (* (* x 2.0) (/ y (- x y)))) (* (* x 2.0) (/ y (- x y))))
  (sqrt (* (* x 2.0) (/ y (- x y))))
  (sqrt (* (* x 2.0) (/ y (- x y))))
  (* (* x 2.0) (* (cbrt (/ y (- x y))) (cbrt (/ y (- x y)))))
  (* (* x 2.0) (sqrt (/ y (- x y))))
  (* (* x 2.0) (/ (* (cbrt y) (cbrt y)) (* (cbrt (- x y)) (cbrt (- x y)))))
  (* (* x 2.0) (/ (* (cbrt y) (cbrt y)) (sqrt (- x y))))
  (* (* x 2.0) (/ (* (cbrt y) (cbrt y)) 1))
  (* (* x 2.0) (/ (* (cbrt y) (cbrt y)) (+ (sqrt x) (sqrt y))))
  (* (* x 2.0) (/ (* (cbrt y) (cbrt y)) 1))
  (* (* x 2.0) (/ (sqrt y) (* (cbrt (- x y)) (cbrt (- x y)))))
  (* (* x 2.0) (/ (sqrt y) (sqrt (- x y))))
  (* (* x 2.0) (/ (sqrt y) 1))
  (* (* x 2.0) (/ (sqrt y) (+ (sqrt x) (sqrt y))))
  (* (* x 2.0) (/ (sqrt y) 1))
  (* (* x 2.0) (/ 1 (* (cbrt (- x y)) (cbrt (- x y)))))
  (* (* x 2.0) (/ 1 (sqrt (- x y))))
  (* (* x 2.0) (/ 1 1))
  (* (* x 2.0) (/ 1 (+ (sqrt x) (sqrt y))))
  (* (* x 2.0) (/ 1 1))
  (* (* x 2.0) 1)
  (* (* x 2.0) y)
  (* (* x 2.0) (/ y (- (pow x 3) (pow y 3))))
  (* (* x 2.0) (/ y (- (* x x) (* y y))))
  (* 2.0 (/ y (- x y)))
  (* (* x 2.0) y)
  (expm1 (/ y (- x y)))
  (log1p (/ y (- x y)))
  (- (log y) (log (- x y)))
  (log (/ y (- x y)))
  (exp (/ y (- x y)))
  (/ (* (* y y) y) (* (* (- x y) (- x y)) (- x 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)))
  (- y)
  (- (- x y))
  (/ (* (cbrt y) (cbrt y)) (* (cbrt (- x y)) (cbrt (- x y))))
  (/ (cbrt y) (cbrt (- x y)))
  (/ (* (cbrt y) (cbrt y)) (sqrt (- x y)))
  (/ (cbrt y) (sqrt (- x y)))
  (/ (* (cbrt y) (cbrt y)) 1)
  (/ (cbrt y) (- x y))
  (/ (* (cbrt y) (cbrt y)) (+ (sqrt x) (sqrt y)))
  (/ (cbrt y) (- (sqrt x) (sqrt y)))
  (/ (* (cbrt y) (cbrt y)) 1)
  (/ (cbrt y) (- x y))
  (/ (sqrt y) (* (cbrt (- x y)) (cbrt (- x y))))
  (/ (sqrt y) (cbrt (- x y)))
  (/ (sqrt y) (sqrt (- x y)))
  (/ (sqrt y) (sqrt (- x y)))
  (/ (sqrt y) 1)
  (/ (sqrt y) (- x y))
  (/ (sqrt y) (+ (sqrt x) (sqrt y)))
  (/ (sqrt y) (- (sqrt x) (sqrt y)))
  (/ (sqrt y) 1)
  (/ (sqrt y) (- x y))
  (/ 1 (* (cbrt (- x y)) (cbrt (- x y))))
  (/ y (cbrt (- x y)))
  (/ 1 (sqrt (- x y)))
  (/ y (sqrt (- x y)))
  (/ 1 1)
  (/ y (- x y))
  (/ 1 (+ (sqrt x) (sqrt y)))
  (/ y (- (sqrt x) (sqrt y)))
  (/ 1 1)
  (/ y (- x y))
  (/ 1 (- x y))
  (/ (- x y) y)
  (/ y (* (cbrt (- x y)) (cbrt (- x y))))
  (/ y (sqrt (- x y)))
  (/ y 1)
  (/ y (+ (sqrt x) (sqrt y)))
  (/ y 1)
  (/ (- x y) (cbrt y))
  (/ (- x y) (sqrt y))
  (/ (- x y) y)
  (/ y (- (pow x 3) (pow y 3)))
  (/ y (- (* x x) (* y y)))
  0
  0
  0
  0
  0
  0
0.359 * * [simplify]: iteration  0 :  315  enodes  (cost  451 )
0.366 * * [simplify]: iteration  1 :  1665  enodes  (cost  401 )
0.394 * * [simplify]: iteration  2 :  5001  enodes  (cost  401 )
0.396 * [simplify]: Simplified to:
   (expm1 (* (* x 2.0) (/ y (- x y))))
  (log1p (* (* x 2.0) (/ y (- x y))))
  (* (* x 2.0) (/ y (- x y)))
  (* (* x 2.0) (/ y (- x y)))
  (log (* (* x 2.0) (/ y (- x y))))
  (log (* (* x 2.0) (/ y (- x y))))
  (log (* (* x 2.0) (/ y (- x y))))
  (log (* (* x 2.0) (/ y (- x y))))
  (log (* (* x 2.0) (/ y (- x y))))
  (exp (* (* x 2.0) (/ y (- x y))))
  (pow (* (* x 2.0) (/ y (- x y))) 3)
  (pow (* (* x 2.0) (/ y (- x y))) 3)
  (pow (* (* x 2.0) (/ y (- x y))) 3)
  (pow (* (* x 2.0) (/ y (- x y))) 3)
  (* (cbrt (* (* x 2.0) (/ y (- x y)))) (cbrt (* (* x 2.0) (/ y (- x y)))))
  (cbrt (* (* x 2.0) (/ y (- x y))))
  (pow (* (* x 2.0) (/ y (- x y))) 3)
  (sqrt (* (* x 2.0) (/ y (- x y))))
  (sqrt (* (* x 2.0) (/ y (- x y))))
  (* (* x 2.0) (* (cbrt (/ y (- x y))) (cbrt (/ y (- x y)))))
  (* (* x 2.0) (sqrt (/ y (- x y))))
  (* (* x 2.0) (/ (* (cbrt y) (cbrt y)) (* (cbrt (- x y)) (cbrt (- x y)))))
  (* (* x 2.0) (/ (* (cbrt y) (cbrt y)) (sqrt (- x y))))
  (* x (* 2.0 (* (cbrt y) (cbrt y))))
  (* (* x 2.0) (/ (* (cbrt y) (cbrt y)) (+ (sqrt x) (sqrt y))))
  (* x (* 2.0 (* (cbrt y) (cbrt y))))
  (* (* x 2.0) (/ (sqrt y) (* (cbrt (- x y)) (cbrt (- x y)))))
  (* (* x 2.0) (/ (sqrt y) (sqrt (- x y))))
  (* x (* 2.0 (sqrt y)))
  (* (* x 2.0) (/ (sqrt y) (+ (sqrt x) (sqrt y))))
  (* x (* 2.0 (sqrt y)))
  (/ (* x 2.0) (* (cbrt (- x y)) (cbrt (- x y))))
  (/ (* x 2.0) (sqrt (- x y)))
  (* x 2.0)
  (/ (* x 2.0) (+ (sqrt x) (sqrt y)))
  (* x 2.0)
  (* x 2.0)
  (* (* x 2.0) y)
  (* (* x 2.0) (/ y (- (pow x 3) (pow y 3))))
  (* (* x 2.0) (/ y (- (* x x) (* y y))))
  (* 2.0 (/ y (- x y)))
  (* (* x 2.0) y)
  (expm1 (/ y (- x y)))
  (log1p (/ y (- x y)))
  (log (/ y (- x y)))
  (log (/ y (- x y)))
  (exp (/ y (- x y)))
  (pow (/ y (- x y)) 3)
  (* (cbrt (/ y (- x y))) (cbrt (/ y (- x y))))
  (cbrt (/ y (- x y)))
  (pow (/ y (- x y)) 3)
  (sqrt (/ y (- x y)))
  (sqrt (/ y (- x y)))
  (- y)
  (- (- x y))
  (/ (* (cbrt y) (cbrt y)) (* (cbrt (- x y)) (cbrt (- x y))))
  (/ (cbrt y) (cbrt (- x y)))
  (/ (* (cbrt y) (cbrt y)) (sqrt (- x y)))
  (/ (cbrt y) (sqrt (- x y)))
  (* (cbrt y) (cbrt y))
  (/ (cbrt y) (- x y))
  (/ (* (cbrt y) (cbrt y)) (+ (sqrt x) (sqrt y)))
  (/ (cbrt y) (- (sqrt x) (sqrt y)))
  (* (cbrt y) (cbrt y))
  (/ (cbrt y) (- x y))
  (/ (sqrt y) (* (cbrt (- x y)) (cbrt (- x y))))
  (/ (sqrt y) (cbrt (- x y)))
  (/ (sqrt y) (sqrt (- x y)))
  (/ (sqrt y) (sqrt (- x y)))
  (sqrt y)
  (/ (sqrt y) (- x y))
  (/ (sqrt y) (+ (sqrt x) (sqrt y)))
  (/ (sqrt y) (- (sqrt x) (sqrt y)))
  (sqrt y)
  (/ (sqrt y) (- x y))
  (/ 1 (* (cbrt (- x y)) (cbrt (- x y))))
  (/ y (cbrt (- x y)))
  (/ 1 (sqrt (- x y)))
  (/ y (sqrt (- x y)))
  1
  (/ y (- x y))
  (/ 1 (+ (sqrt x) (sqrt y)))
  (/ y (- (sqrt x) (sqrt y)))
  1
  (/ y (- x y))
  (/ 1 (- x y))
  (/ (- x y) y)
  (/ y (* (cbrt (- x y)) (cbrt (- x y))))
  (/ y (sqrt (- x y)))
  y
  (/ y (+ (sqrt x) (sqrt y)))
  y
  (/ (- x y) (cbrt y))
  (/ (- x y) (sqrt y))
  (/ (- x y) y)
  (/ y (- (pow x 3) (pow y 3)))
  (/ y (- (* x x) (* y y)))
  0
  0
  0
  0
  0
  0
0.397 * * * [progress]: adding candidates to table
0.529 * * [progress]: iteration 3 / 4
0.529 * * * [progress]: picking best candidate
0.535 * * * * [pick]: Picked  #<alt (λ (x y) (/ (* x 2.0) (/ (- x y) y)))>
0.535 * * * [progress]: localizing error
0.543 * * * [progress]: generating rewritten candidates
0.543 * * * * [progress]: [ 1 / 2 ] rewriting at (2)
0.552 * * * * [progress]: [ 2 / 2 ] rewriting at (2 2)
0.564 * * * [progress]: generating series expansions
0.564 * * * * [progress]: [ 1 / 2 ] generating series at (2)
0.565 * [approximate]: Taking taylor expansion of (* 2.0 (/ (* x y) (- x y))) in (x y) around 0
0.565 * [taylor]: Taking taylor expansion of (* 2.0 (/ (* x y) (- x y))) in y
0.565 * [taylor]: Taking taylor expansion of 2.0 in y
0.565 * [taylor]: Taking taylor expansion of (/ (* x y) (- x y)) in y
0.565 * [taylor]: Taking taylor expansion of (* x y) in y
0.565 * [taylor]: Taking taylor expansion of x in y
0.565 * [taylor]: Taking taylor expansion of y in y
0.565 * [taylor]: Taking taylor expansion of (- x y) in y
0.565 * [taylor]: Taking taylor expansion of x in y
0.565 * [taylor]: Taking taylor expansion of y in y
0.566 * [taylor]: Taking taylor expansion of (* 2.0 (/ (* x y) (- x y))) in x
0.566 * [taylor]: Taking taylor expansion of 2.0 in x
0.566 * [taylor]: Taking taylor expansion of (/ (* x y) (- x y)) in x
0.566 * [taylor]: Taking taylor expansion of (* x y) in x
0.566 * [taylor]: Taking taylor expansion of x in x
0.566 * [taylor]: Taking taylor expansion of y in x
0.566 * [taylor]: Taking taylor expansion of (- x y) in x
0.566 * [taylor]: Taking taylor expansion of x in x
0.566 * [taylor]: Taking taylor expansion of y in x
0.566 * [taylor]: Taking taylor expansion of (* 2.0 (/ (* x y) (- x y))) in x
0.566 * [taylor]: Taking taylor expansion of 2.0 in x
0.566 * [taylor]: Taking taylor expansion of (/ (* x y) (- x y)) in x
0.566 * [taylor]: Taking taylor expansion of (* x y) in x
0.566 * [taylor]: Taking taylor expansion of x in x
0.566 * [taylor]: Taking taylor expansion of y in x
0.566 * [taylor]: Taking taylor expansion of (- x y) in x
0.566 * [taylor]: Taking taylor expansion of x in x
0.566 * [taylor]: Taking taylor expansion of y in x
0.567 * [taylor]: Taking taylor expansion of -2.0 in y
0.568 * [taylor]: Taking taylor expansion of (- (* 2.0 (/ 1 y))) in y
0.568 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 y)) in y
0.568 * [taylor]: Taking taylor expansion of 2.0 in y
0.568 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.568 * [taylor]: Taking taylor expansion of y in y
0.572 * [taylor]: Taking taylor expansion of (- (* 2.0 (/ 1 (pow y 2)))) in y
0.572 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in y
0.572 * [taylor]: Taking taylor expansion of 2.0 in y
0.572 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.572 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.572 * [taylor]: Taking taylor expansion of y in y
0.577 * [approximate]: Taking taylor expansion of (/ 2.0 (* (- (/ 1 x) (/ 1 y)) (* x y))) in (x y) around 0
0.577 * [taylor]: Taking taylor expansion of (/ 2.0 (* (- (/ 1 x) (/ 1 y)) (* x y))) in y
0.577 * [taylor]: Taking taylor expansion of 2.0 in y
0.577 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) (* x y)) in y
0.577 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in y
0.577 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.577 * [taylor]: Taking taylor expansion of x in y
0.577 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.577 * [taylor]: Taking taylor expansion of y in y
0.577 * [taylor]: Taking taylor expansion of (* x y) in y
0.577 * [taylor]: Taking taylor expansion of x in y
0.577 * [taylor]: Taking taylor expansion of y in y
0.579 * [taylor]: Taking taylor expansion of (/ 2.0 (* (- (/ 1 x) (/ 1 y)) (* x y))) in x
0.579 * [taylor]: Taking taylor expansion of 2.0 in x
0.579 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) (* x y)) in x
0.579 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x
0.579 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.579 * [taylor]: Taking taylor expansion of x in x
0.579 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.579 * [taylor]: Taking taylor expansion of y in x
0.579 * [taylor]: Taking taylor expansion of (* x y) in x
0.579 * [taylor]: Taking taylor expansion of x in x
0.579 * [taylor]: Taking taylor expansion of y in x
0.581 * [taylor]: Taking taylor expansion of (/ 2.0 (* (- (/ 1 x) (/ 1 y)) (* x y))) in x
0.581 * [taylor]: Taking taylor expansion of 2.0 in x
0.581 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) (* x y)) in x
0.581 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x
0.581 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.581 * [taylor]: Taking taylor expansion of x in x
0.581 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.581 * [taylor]: Taking taylor expansion of y in x
0.581 * [taylor]: Taking taylor expansion of (* x y) in x
0.581 * [taylor]: Taking taylor expansion of x in x
0.581 * [taylor]: Taking taylor expansion of y in x
0.582 * [taylor]: Taking taylor expansion of (/ 2.0 y) in y
0.582 * [taylor]: Taking taylor expansion of 2.0 in y
0.582 * [taylor]: Taking taylor expansion of y in y
0.585 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in y
0.586 * [taylor]: Taking taylor expansion of 2.0 in y
0.586 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.586 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.586 * [taylor]: Taking taylor expansion of y in y
0.591 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 3))) in y
0.591 * [taylor]: Taking taylor expansion of 2.0 in y
0.591 * [taylor]: Taking taylor expansion of (/ 1 (pow y 3)) in y
0.591 * [taylor]: Taking taylor expansion of (pow y 3) in y
0.591 * [taylor]: Taking taylor expansion of y in y
0.599 * [approximate]: Taking taylor expansion of (/ 2.0 (* x (* y (- (/ 1 y) (/ 1 x))))) in (x y) around 0
0.599 * [taylor]: Taking taylor expansion of (/ 2.0 (* x (* y (- (/ 1 y) (/ 1 x))))) in y
0.599 * [taylor]: Taking taylor expansion of 2.0 in y
0.599 * [taylor]: Taking taylor expansion of (* x (* y (- (/ 1 y) (/ 1 x)))) in y
0.599 * [taylor]: Taking taylor expansion of x in y
0.599 * [taylor]: Taking taylor expansion of (* y (- (/ 1 y) (/ 1 x))) in y
0.599 * [taylor]: Taking taylor expansion of y in y
0.599 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in y
0.599 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.599 * [taylor]: Taking taylor expansion of y in y
0.599 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.599 * [taylor]: Taking taylor expansion of x in y
0.601 * [taylor]: Taking taylor expansion of (/ 2.0 (* x (* y (- (/ 1 y) (/ 1 x))))) in x
0.601 * [taylor]: Taking taylor expansion of 2.0 in x
0.601 * [taylor]: Taking taylor expansion of (* x (* y (- (/ 1 y) (/ 1 x)))) in x
0.601 * [taylor]: Taking taylor expansion of x in x
0.601 * [taylor]: Taking taylor expansion of (* y (- (/ 1 y) (/ 1 x))) in x
0.601 * [taylor]: Taking taylor expansion of y in x
0.601 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x
0.601 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.601 * [taylor]: Taking taylor expansion of y in x
0.601 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.601 * [taylor]: Taking taylor expansion of x in x
0.603 * [taylor]: Taking taylor expansion of (/ 2.0 (* x (* y (- (/ 1 y) (/ 1 x))))) in x
0.603 * [taylor]: Taking taylor expansion of 2.0 in x
0.603 * [taylor]: Taking taylor expansion of (* x (* y (- (/ 1 y) (/ 1 x)))) in x
0.603 * [taylor]: Taking taylor expansion of x in x
0.603 * [taylor]: Taking taylor expansion of (* y (- (/ 1 y) (/ 1 x))) in x
0.603 * [taylor]: Taking taylor expansion of y in x
0.603 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x
0.603 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.603 * [taylor]: Taking taylor expansion of y in x
0.603 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.603 * [taylor]: Taking taylor expansion of x in x
0.605 * [taylor]: Taking taylor expansion of (/ -2.0 y) in y
0.605 * [taylor]: Taking taylor expansion of -2.0 in y
0.605 * [taylor]: Taking taylor expansion of y in y
0.607 * [taylor]: Taking taylor expansion of (- (* 2.0 (/ 1 (pow y 2)))) in y
0.608 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in y
0.608 * [taylor]: Taking taylor expansion of 2.0 in y
0.608 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.608 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.608 * [taylor]: Taking taylor expansion of y in y
0.613 * [taylor]: Taking taylor expansion of (- (* 2.0 (/ 1 (pow y 3)))) in y
0.613 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 3))) in y
0.613 * [taylor]: Taking taylor expansion of 2.0 in y
0.613 * [taylor]: Taking taylor expansion of (/ 1 (pow y 3)) in y
0.613 * [taylor]: Taking taylor expansion of (pow y 3) in y
0.613 * [taylor]: Taking taylor expansion of y in y
0.624 * * * * [progress]: [ 2 / 2 ] generating series at (2 2)
0.624 * [approximate]: Taking taylor expansion of (/ (- x y) y) in (x y) around 0
0.624 * [taylor]: Taking taylor expansion of (/ (- x y) y) in y
0.624 * [taylor]: Taking taylor expansion of (- x y) in y
0.624 * [taylor]: Taking taylor expansion of x in y
0.624 * [taylor]: Taking taylor expansion of y in y
0.624 * [taylor]: Taking taylor expansion of y in y
0.624 * [taylor]: Taking taylor expansion of (/ (- x y) y) in x
0.624 * [taylor]: Taking taylor expansion of (- x y) in x
0.624 * [taylor]: Taking taylor expansion of x in x
0.624 * [taylor]: Taking taylor expansion of y in x
0.624 * [taylor]: Taking taylor expansion of y in x
0.624 * [taylor]: Taking taylor expansion of (/ (- x y) y) in x
0.624 * [taylor]: Taking taylor expansion of (- x y) in x
0.624 * [taylor]: Taking taylor expansion of x in x
0.624 * [taylor]: Taking taylor expansion of y in x
0.624 * [taylor]: Taking taylor expansion of y in x
0.625 * [taylor]: Taking taylor expansion of -1 in y
0.625 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.625 * [taylor]: Taking taylor expansion of y in y
0.626 * [taylor]: Taking taylor expansion of 0 in y
0.627 * [taylor]: Taking taylor expansion of 0 in y
0.628 * [taylor]: Taking taylor expansion of 0 in y
0.628 * [approximate]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) y) in (x y) around 0
0.628 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) y) in y
0.628 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in y
0.628 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.628 * [taylor]: Taking taylor expansion of x in y
0.628 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.628 * [taylor]: Taking taylor expansion of y in y
0.629 * [taylor]: Taking taylor expansion of y in y
0.629 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) y) in x
0.629 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x
0.629 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.629 * [taylor]: Taking taylor expansion of x in x
0.629 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.629 * [taylor]: Taking taylor expansion of y in x
0.629 * [taylor]: Taking taylor expansion of y in x
0.629 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) y) in x
0.629 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x
0.629 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.629 * [taylor]: Taking taylor expansion of x in x
0.629 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.629 * [taylor]: Taking taylor expansion of y in x
0.629 * [taylor]: Taking taylor expansion of y in x
0.630 * [taylor]: Taking taylor expansion of y in y
0.630 * [taylor]: Taking taylor expansion of (- 1) in y
0.630 * [taylor]: Taking taylor expansion of 1 in y
0.632 * [taylor]: Taking taylor expansion of 0 in y
0.633 * [taylor]: Taking taylor expansion of 0 in y
0.635 * [taylor]: Taking taylor expansion of 0 in y
0.636 * [approximate]: Taking taylor expansion of (* -1 (* y (- (/ 1 y) (/ 1 x)))) in (x y) around 0
0.636 * [taylor]: Taking taylor expansion of (* -1 (* y (- (/ 1 y) (/ 1 x)))) in y
0.636 * [taylor]: Taking taylor expansion of -1 in y
0.636 * [taylor]: Taking taylor expansion of (* y (- (/ 1 y) (/ 1 x))) in y
0.636 * [taylor]: Taking taylor expansion of y in y
0.636 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in y
0.636 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.636 * [taylor]: Taking taylor expansion of y in y
0.636 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.636 * [taylor]: Taking taylor expansion of x in y
0.636 * [taylor]: Taking taylor expansion of (* -1 (* y (- (/ 1 y) (/ 1 x)))) in x
0.636 * [taylor]: Taking taylor expansion of -1 in x
0.636 * [taylor]: Taking taylor expansion of (* y (- (/ 1 y) (/ 1 x))) in x
0.636 * [taylor]: Taking taylor expansion of y in x
0.636 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x
0.636 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.636 * [taylor]: Taking taylor expansion of y in x
0.636 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.636 * [taylor]: Taking taylor expansion of x in x
0.637 * [taylor]: Taking taylor expansion of (* -1 (* y (- (/ 1 y) (/ 1 x)))) in x
0.637 * [taylor]: Taking taylor expansion of -1 in x
0.637 * [taylor]: Taking taylor expansion of (* y (- (/ 1 y) (/ 1 x))) in x
0.637 * [taylor]: Taking taylor expansion of y in x
0.637 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x
0.637 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.637 * [taylor]: Taking taylor expansion of y in x
0.637 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.637 * [taylor]: Taking taylor expansion of x in x
0.638 * [taylor]: Taking taylor expansion of y in y
0.639 * [taylor]: Taking taylor expansion of (- 1) in y
0.639 * [taylor]: Taking taylor expansion of 1 in y
0.641 * [taylor]: Taking taylor expansion of 0 in y
0.643 * [taylor]: Taking taylor expansion of 0 in y
0.646 * [taylor]: Taking taylor expansion of 0 in y
0.646 * * * [progress]: simplifying candidates
0.648 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (expm1 (/ (* x 2.0) (/ (- x y) y)))
  (log1p (/ (* x 2.0) (/ (- x y) y)))
  (- (+ (log x) (log 2.0)) (- (log (- x y)) (log y)))
  (- (+ (log x) (log 2.0)) (log (/ (- x y) y)))
  (- (log (* x 2.0)) (- (log (- x y)) (log y)))
  (- (log (* x 2.0)) (log (/ (- x y) y)))
  (log (/ (* x 2.0) (/ (- x y) y)))
  (exp (/ (* x 2.0) (/ (- x y) y)))
  (/ (* (* (* x x) x) (* (* 2.0 2.0) 2.0)) (/ (* (* (- x y) (- x y)) (- x y)) (* (* y y) y)))
  (/ (* (* (* x x) x) (* (* 2.0 2.0) 2.0)) (* (* (/ (- x y) y) (/ (- x y) y)) (/ (- x y) y)))
  (/ (* (* (* x 2.0) (* x 2.0)) (* x 2.0)) (/ (* (* (- x y) (- x y)) (- x y)) (* (* y y) y)))
  (/ (* (* (* x 2.0) (* x 2.0)) (* x 2.0)) (* (* (/ (- x y) y) (/ (- x y) y)) (/ (- x y) y)))
  (* (cbrt (/ (* x 2.0) (/ (- x y) y))) (cbrt (/ (* x 2.0) (/ (- x y) y))))
  (cbrt (/ (* x 2.0) (/ (- x y) y)))
  (* (* (/ (* x 2.0) (/ (- x y) y)) (/ (* x 2.0) (/ (- x y) y))) (/ (* x 2.0) (/ (- x y) y)))
  (sqrt (/ (* x 2.0) (/ (- x y) y)))
  (sqrt (/ (* x 2.0) (/ (- x y) y)))
  (- (* x 2.0))
  (- (/ (- x y) y))
  (/ x (* (cbrt (/ (- x y) y)) (cbrt (/ (- x y) y))))
  (/ 2.0 (cbrt (/ (- x y) y)))
  (/ x (sqrt (/ (- x y) y)))
  (/ 2.0 (sqrt (/ (- x y) y)))
  (/ x (/ (* (cbrt (- x y)) (cbrt (- x y))) (* (cbrt y) (cbrt y))))
  (/ 2.0 (/ (cbrt (- x y)) (cbrt y)))
  (/ x (/ (* (cbrt (- x y)) (cbrt (- x y))) (sqrt y)))
  (/ 2.0 (/ (cbrt (- x y)) (sqrt y)))
  (/ x (/ (* (cbrt (- x y)) (cbrt (- x y))) 1))
  (/ 2.0 (/ (cbrt (- x y)) y))
  (/ x (/ (sqrt (- x y)) (* (cbrt y) (cbrt y))))
  (/ 2.0 (/ (sqrt (- x y)) (cbrt y)))
  (/ x (/ (sqrt (- x y)) (sqrt y)))
  (/ 2.0 (/ (sqrt (- x y)) (sqrt y)))
  (/ x (/ (sqrt (- x y)) 1))
  (/ 2.0 (/ (sqrt (- x y)) y))
  (/ x (/ 1 (* (cbrt y) (cbrt y))))
  (/ 2.0 (/ (- x y) (cbrt y)))
  (/ x (/ 1 (sqrt y)))
  (/ 2.0 (/ (- x y) (sqrt y)))
  (/ x (/ 1 1))
  (/ 2.0 (/ (- x y) y))
  (/ x (/ (+ (sqrt x) (sqrt y)) (* (cbrt y) (cbrt y))))
  (/ 2.0 (/ (- (sqrt x) (sqrt y)) (cbrt y)))
  (/ x (/ (+ (sqrt x) (sqrt y)) (sqrt y)))
  (/ 2.0 (/ (- (sqrt x) (sqrt y)) (sqrt y)))
  (/ x (/ (+ (sqrt x) (sqrt y)) 1))
  (/ 2.0 (/ (- (sqrt x) (sqrt y)) y))
  (/ x (/ 1 (* (cbrt y) (cbrt y))))
  (/ 2.0 (/ (- x y) (cbrt y)))
  (/ x (/ 1 (sqrt y)))
  (/ 2.0 (/ (- x y) (sqrt y)))
  (/ x (/ 1 1))
  (/ 2.0 (/ (- x y) y))
  (/ x 1)
  (/ 2.0 (/ (- x y) y))
  (/ x (- x y))
  (/ 2.0 (/ 1 y))
  (/ 1 (/ (- x y) y))
  (/ (/ (- x y) y) (* x 2.0))
  (/ (* x 2.0) (* (cbrt (/ (- x y) y)) (cbrt (/ (- x y) y))))
  (/ (* x 2.0) (sqrt (/ (- x y) y)))
  (/ (* x 2.0) (/ (* (cbrt (- x y)) (cbrt (- x y))) (* (cbrt y) (cbrt y))))
  (/ (* x 2.0) (/ (* (cbrt (- x y)) (cbrt (- x y))) (sqrt y)))
  (/ (* x 2.0) (/ (* (cbrt (- x y)) (cbrt (- x y))) 1))
  (/ (* x 2.0) (/ (sqrt (- x y)) (* (cbrt y) (cbrt y))))
  (/ (* x 2.0) (/ (sqrt (- x y)) (sqrt y)))
  (/ (* x 2.0) (/ (sqrt (- x y)) 1))
  (/ (* x 2.0) (/ 1 (* (cbrt y) (cbrt y))))
  (/ (* x 2.0) (/ 1 (sqrt y)))
  (/ (* x 2.0) (/ 1 1))
  (/ (* x 2.0) (/ (+ (sqrt x) (sqrt y)) (* (cbrt y) (cbrt y))))
  (/ (* x 2.0) (/ (+ (sqrt x) (sqrt y)) (sqrt y)))
  (/ (* x 2.0) (/ (+ (sqrt x) (sqrt y)) 1))
  (/ (* x 2.0) (/ 1 (* (cbrt y) (cbrt y))))
  (/ (* x 2.0) (/ 1 (sqrt y)))
  (/ (* x 2.0) (/ 1 1))
  (/ (* x 2.0) 1)
  (/ (* x 2.0) (- x y))
  (/ (/ (- x y) y) 2.0)
  (/ (* x 2.0) (- x y))
  (expm1 (/ (- x y) y))
  (log1p (/ (- x y) y))
  (- (log (- x y)) (log y))
  (log (/ (- x y) y))
  (exp (/ (- x 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)
  (/ x y)
  (/ 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)
  (/ 1 (* (cbrt y) (cbrt y)))
  (/ (- x y) (cbrt y))
  (/ 1 (sqrt y))
  (/ (- x y) (sqrt y))
  (/ 1 1)
  (/ (- x 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)
  (/ 1 (* (cbrt y) (cbrt y)))
  (/ (- x y) (cbrt y))
  (/ 1 (sqrt y))
  (/ (- x y) (sqrt y))
  (/ 1 1)
  (/ (- x 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 (- x y))
  (/ y (- (sqrt x) (sqrt y)))
  (/ y (- x y))
  (* y (+ (* x x) (+ (* y y) (* x y))))
  (* y (+ x y))
  0
  0
  0
  (- (/ x y) 1)
  (- (/ x y) 1)
  (- (/ x y) 1)
0.653 * * [simplify]: iteration  0 :  392  enodes  (cost  620 )
0.660 * * [simplify]: iteration  1 :  1920  enodes  (cost  563 )
0.691 * * [simplify]: iteration  2 :  5001  enodes  (cost  562 )
0.694 * [simplify]: Simplified to:
   (expm1 (/ (* x 2.0) (/ (- x y) y)))
  (log1p (/ (* x 2.0) (/ (- x y) y)))
  (log (/ (* x 2.0) (/ (- x y) y)))
  (log (/ (* x 2.0) (/ (- x y) y)))
  (log (/ (* x 2.0) (/ (- x y) y)))
  (log (/ (* x 2.0) (/ (- x y) y)))
  (log (/ (* x 2.0) (/ (- x y) y)))
  (exp (/ (* x 2.0) (/ (- x y) y)))
  (pow (/ (* x 2.0) (/ (- x y) y)) 3)
  (pow (/ (* x 2.0) (/ (- x y) y)) 3)
  (pow (/ (* x 2.0) (/ (- x y) y)) 3)
  (pow (/ (* x 2.0) (/ (- x y) y)) 3)
  (* (cbrt (/ (* x 2.0) (/ (- x y) y))) (cbrt (/ (* x 2.0) (/ (- x y) y))))
  (cbrt (/ (* x 2.0) (/ (- x y) y)))
  (pow (/ (* x 2.0) (/ (- x y) y)) 3)
  (sqrt (/ (* x 2.0) (/ (- x y) y)))
  (sqrt (/ (* x 2.0) (/ (- x y) y)))
  (- (* x 2.0))
  (- (/ (- x y) y))
  (/ x (* (cbrt (/ (- x y) y)) (cbrt (/ (- x y) y))))
  (/ 2.0 (cbrt (/ (- x y) y)))
  (/ x (sqrt (/ (- x y) y)))
  (/ 2.0 (sqrt (/ (- x y) y)))
  (/ x (/ (* (cbrt (- x y)) (cbrt (- x y))) (* (cbrt y) (cbrt y))))
  (/ 2.0 (/ (cbrt (- x y)) (cbrt y)))
  (/ x (/ (* (cbrt (- x y)) (cbrt (- x y))) (sqrt y)))
  (/ 2.0 (/ (cbrt (- x y)) (sqrt y)))
  (/ x (* (cbrt (- x y)) (cbrt (- x y))))
  (/ 2.0 (/ (cbrt (- x y)) y))
  (/ x (/ (sqrt (- x y)) (* (cbrt y) (cbrt y))))
  (/ 2.0 (/ (sqrt (- x y)) (cbrt y)))
  (/ x (/ (sqrt (- x y)) (sqrt y)))
  (/ 2.0 (/ (sqrt (- x y)) (sqrt y)))
  (/ x (sqrt (- x y)))
  (/ 2.0 (/ (sqrt (- x y)) y))
  (* x (* (cbrt y) (cbrt y)))
  (/ 2.0 (/ (- x y) (cbrt y)))
  (* x (sqrt y))
  (/ 2.0 (/ (- x y) (sqrt y)))
  x
  (/ 2.0 (/ (- x y) y))
  (/ x (/ (+ (sqrt x) (sqrt y)) (* (cbrt y) (cbrt y))))
  (/ 2.0 (/ (- (sqrt x) (sqrt y)) (cbrt y)))
  (/ x (/ (+ (sqrt x) (sqrt y)) (sqrt y)))
  (/ 2.0 (/ (- (sqrt x) (sqrt y)) (sqrt y)))
  (/ x (+ (sqrt x) (sqrt y)))
  (/ 2.0 (/ (- (sqrt x) (sqrt y)) y))
  (* x (* (cbrt y) (cbrt y)))
  (/ 2.0 (/ (- x y) (cbrt y)))
  (* x (sqrt y))
  (/ 2.0 (/ (- x y) (sqrt y)))
  x
  (/ 2.0 (/ (- x y) y))
  x
  (/ 2.0 (/ (- x y) y))
  (/ x (- x y))
  (* y 2.0)
  (/ y (- x y))
  (/ (/ (- x y) y) (* x 2.0))
  (/ (* x 2.0) (* (cbrt (/ (- x y) y)) (cbrt (/ (- x y) y))))
  (/ (* x 2.0) (sqrt (/ (- x y) y)))
  (/ (* x 2.0) (/ (* (cbrt (- x y)) (cbrt (- x y))) (* (cbrt y) (cbrt y))))
  (/ (* x 2.0) (/ (* (cbrt (- x y)) (cbrt (- x y))) (sqrt y)))
  (/ x (/ (* (cbrt (- x y)) (cbrt (- x y))) 2.0))
  (/ (* x 2.0) (/ (sqrt (- x y)) (* (cbrt y) (cbrt y))))
  (/ (* x 2.0) (/ (sqrt (- x y)) (sqrt y)))
  (/ x (/ (sqrt (- x y)) 2.0))
  (* (* x 2.0) (* (cbrt y) (cbrt y)))
  (* (* x 2.0) (sqrt y))
  (* x 2.0)
  (/ (* x 2.0) (/ (+ (sqrt x) (sqrt y)) (* (cbrt y) (cbrt y))))
  (/ (* x 2.0) (/ (+ (sqrt x) (sqrt y)) (sqrt y)))
  (/ x (/ (+ (sqrt x) (sqrt y)) 2.0))
  (* (* x 2.0) (* (cbrt y) (cbrt y)))
  (* (* x 2.0) (sqrt y))
  (* x 2.0)
  (* x 2.0)
  (/ (* x 2.0) (- x y))
  (/ (/ (- x y) y) 2.0)
  (/ (* x 2.0) (- x y))
  (expm1 (/ (- x y) y))
  (log1p (/ (- x y) y))
  (log (/ (- x y) y))
  (log (/ (- x y) y))
  (exp (/ (- x y) y))
  (pow (- (/ x y) 1) 3)
  (* (cbrt (/ (- x y) y)) (cbrt (/ (- x y) y)))
  (cbrt (/ (- x y) y))
  (pow (- (/ x y) 1) 3)
  (sqrt (/ (- x y) y))
  (sqrt (/ (- x y) y))
  (- (- x y))
  (- y)
  (/ x y)
  1
  (/ (* (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)
  (/ 1 (* (cbrt y) (cbrt y)))
  (/ (- x y) (cbrt y))
  (/ 1 (sqrt y))
  (/ (- x y) (sqrt y))
  1
  (- (/ x y) 1)
  (/ (+ (sqrt x) (sqrt y)) (* (cbrt y) (cbrt y)))
  (/ (- (sqrt x) (sqrt y)) (cbrt y))
  (/ (+ (sqrt x) (sqrt y)) (sqrt y))
  (- (/ (sqrt x) (sqrt y)) 1)
  (+ (sqrt x) (sqrt y))
  (/ (- (sqrt x) (sqrt y)) y)
  (/ 1 (* (cbrt y) (cbrt y)))
  (/ (- x y) (cbrt y))
  (/ 1 (sqrt y))
  (/ (- x y) (sqrt y))
  1
  (- (/ x y) 1)
  (/ 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 (- x y))
  (/ y (- (sqrt x) (sqrt y)))
  (/ y (- x y))
  (* (fma x x (fma y y (* x y))) y)
  (fma y y (* x y))
  0
  0
  0
  (- (/ x y) 1)
  (- (/ x y) 1)
  (- (/ x y) 1)
0.694 * * * [progress]: adding candidates to table
0.860 * * [progress]: iteration 4 / 4
0.860 * * * [progress]: picking best candidate
0.863 * * * * [pick]: Picked  #<alt (λ (x y) (* (/ x (- x y)) (* y 2.0)))>
0.863 * * * [progress]: localizing error
0.868 * * * [progress]: generating rewritten candidates
0.868 * * * * [progress]: [ 1 / 2 ] rewriting at (2)
0.888 * * * * [progress]: [ 2 / 2 ] rewriting at (2 1)
0.897 * * * [progress]: generating series expansions
0.897 * * * * [progress]: [ 1 / 2 ] generating series at (2)
0.897 * [approximate]: Taking taylor expansion of (* 2.0 (/ (* x y) (- x y))) in (x y) around 0
0.897 * [taylor]: Taking taylor expansion of (* 2.0 (/ (* x y) (- x y))) in y
0.897 * [taylor]: Taking taylor expansion of 2.0 in y
0.897 * [taylor]: Taking taylor expansion of (/ (* x y) (- x y)) in y
0.897 * [taylor]: Taking taylor expansion of (* x y) in y
0.897 * [taylor]: Taking taylor expansion of x in y
0.897 * [taylor]: Taking taylor expansion of y in y
0.897 * [taylor]: Taking taylor expansion of (- x y) in y
0.897 * [taylor]: Taking taylor expansion of x in y
0.897 * [taylor]: Taking taylor expansion of y in y
0.898 * [taylor]: Taking taylor expansion of (* 2.0 (/ (* x y) (- x y))) in x
0.898 * [taylor]: Taking taylor expansion of 2.0 in x
0.898 * [taylor]: Taking taylor expansion of (/ (* x y) (- x y)) in x
0.898 * [taylor]: Taking taylor expansion of (* x y) in x
0.898 * [taylor]: Taking taylor expansion of x in x
0.898 * [taylor]: Taking taylor expansion of y in x
0.898 * [taylor]: Taking taylor expansion of (- x y) in x
0.898 * [taylor]: Taking taylor expansion of x in x
0.898 * [taylor]: Taking taylor expansion of y in x
0.898 * [taylor]: Taking taylor expansion of (* 2.0 (/ (* x y) (- x y))) in x
0.898 * [taylor]: Taking taylor expansion of 2.0 in x
0.898 * [taylor]: Taking taylor expansion of (/ (* x y) (- x y)) in x
0.898 * [taylor]: Taking taylor expansion of (* x y) in x
0.898 * [taylor]: Taking taylor expansion of x in x
0.898 * [taylor]: Taking taylor expansion of y in x
0.898 * [taylor]: Taking taylor expansion of (- x y) in x
0.898 * [taylor]: Taking taylor expansion of x in x
0.898 * [taylor]: Taking taylor expansion of y in x
0.899 * [taylor]: Taking taylor expansion of -2.0 in y
0.900 * [taylor]: Taking taylor expansion of (- (* 2.0 (/ 1 y))) in y
0.900 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 y)) in y
0.900 * [taylor]: Taking taylor expansion of 2.0 in y
0.900 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.900 * [taylor]: Taking taylor expansion of y in y
0.904 * [taylor]: Taking taylor expansion of (- (* 2.0 (/ 1 (pow y 2)))) in y
0.904 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in y
0.904 * [taylor]: Taking taylor expansion of 2.0 in y
0.904 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.904 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.904 * [taylor]: Taking taylor expansion of y in y
0.909 * [approximate]: Taking taylor expansion of (/ 2.0 (* (- (/ 1 x) (/ 1 y)) (* x y))) in (x y) around 0
0.909 * [taylor]: Taking taylor expansion of (/ 2.0 (* (- (/ 1 x) (/ 1 y)) (* x y))) in y
0.909 * [taylor]: Taking taylor expansion of 2.0 in y
0.909 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) (* x y)) in y
0.909 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in y
0.909 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.909 * [taylor]: Taking taylor expansion of x in y
0.909 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.909 * [taylor]: Taking taylor expansion of y in y
0.910 * [taylor]: Taking taylor expansion of (* x y) in y
0.910 * [taylor]: Taking taylor expansion of x in y
0.910 * [taylor]: Taking taylor expansion of y in y
0.911 * [taylor]: Taking taylor expansion of (/ 2.0 (* (- (/ 1 x) (/ 1 y)) (* x y))) in x
0.911 * [taylor]: Taking taylor expansion of 2.0 in x
0.911 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) (* x y)) in x
0.911 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x
0.911 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.911 * [taylor]: Taking taylor expansion of x in x
0.912 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.912 * [taylor]: Taking taylor expansion of y in x
0.912 * [taylor]: Taking taylor expansion of (* x y) in x
0.912 * [taylor]: Taking taylor expansion of x in x
0.912 * [taylor]: Taking taylor expansion of y in x
0.913 * [taylor]: Taking taylor expansion of (/ 2.0 (* (- (/ 1 x) (/ 1 y)) (* x y))) in x
0.913 * [taylor]: Taking taylor expansion of 2.0 in x
0.913 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) (* x y)) in x
0.913 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x
0.913 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.913 * [taylor]: Taking taylor expansion of x in x
0.913 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.913 * [taylor]: Taking taylor expansion of y in x
0.913 * [taylor]: Taking taylor expansion of (* x y) in x
0.913 * [taylor]: Taking taylor expansion of x in x
0.913 * [taylor]: Taking taylor expansion of y in x
0.915 * [taylor]: Taking taylor expansion of (/ 2.0 y) in y
0.915 * [taylor]: Taking taylor expansion of 2.0 in y
0.915 * [taylor]: Taking taylor expansion of y in y
0.918 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in y
0.918 * [taylor]: Taking taylor expansion of 2.0 in y
0.918 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.918 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.918 * [taylor]: Taking taylor expansion of y in y
0.923 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 3))) in y
0.923 * [taylor]: Taking taylor expansion of 2.0 in y
0.923 * [taylor]: Taking taylor expansion of (/ 1 (pow y 3)) in y
0.923 * [taylor]: Taking taylor expansion of (pow y 3) in y
0.924 * [taylor]: Taking taylor expansion of y in y
0.931 * [approximate]: Taking taylor expansion of (/ 2.0 (* x (* y (- (/ 1 y) (/ 1 x))))) in (x y) around 0
0.931 * [taylor]: Taking taylor expansion of (/ 2.0 (* x (* y (- (/ 1 y) (/ 1 x))))) in y
0.931 * [taylor]: Taking taylor expansion of 2.0 in y
0.931 * [taylor]: Taking taylor expansion of (* x (* y (- (/ 1 y) (/ 1 x)))) in y
0.931 * [taylor]: Taking taylor expansion of x in y
0.931 * [taylor]: Taking taylor expansion of (* y (- (/ 1 y) (/ 1 x))) in y
0.931 * [taylor]: Taking taylor expansion of y in y
0.931 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in y
0.931 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.931 * [taylor]: Taking taylor expansion of y in y
0.931 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.931 * [taylor]: Taking taylor expansion of x in y
0.933 * [taylor]: Taking taylor expansion of (/ 2.0 (* x (* y (- (/ 1 y) (/ 1 x))))) in x
0.933 * [taylor]: Taking taylor expansion of 2.0 in x
0.933 * [taylor]: Taking taylor expansion of (* x (* y (- (/ 1 y) (/ 1 x)))) in x
0.933 * [taylor]: Taking taylor expansion of x in x
0.933 * [taylor]: Taking taylor expansion of (* y (- (/ 1 y) (/ 1 x))) in x
0.933 * [taylor]: Taking taylor expansion of y in x
0.933 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x
0.933 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.933 * [taylor]: Taking taylor expansion of y in x
0.933 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.933 * [taylor]: Taking taylor expansion of x in x
0.935 * [taylor]: Taking taylor expansion of (/ 2.0 (* x (* y (- (/ 1 y) (/ 1 x))))) in x
0.935 * [taylor]: Taking taylor expansion of 2.0 in x
0.935 * [taylor]: Taking taylor expansion of (* x (* y (- (/ 1 y) (/ 1 x)))) in x
0.935 * [taylor]: Taking taylor expansion of x in x
0.935 * [taylor]: Taking taylor expansion of (* y (- (/ 1 y) (/ 1 x))) in x
0.935 * [taylor]: Taking taylor expansion of y in x
0.935 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x
0.935 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.935 * [taylor]: Taking taylor expansion of y in x
0.935 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.935 * [taylor]: Taking taylor expansion of x in x
0.937 * [taylor]: Taking taylor expansion of (/ -2.0 y) in y
0.937 * [taylor]: Taking taylor expansion of -2.0 in y
0.937 * [taylor]: Taking taylor expansion of y in y
0.939 * [taylor]: Taking taylor expansion of (- (* 2.0 (/ 1 (pow y 2)))) in y
0.939 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in y
0.939 * [taylor]: Taking taylor expansion of 2.0 in y
0.939 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.939 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.940 * [taylor]: Taking taylor expansion of y in y
0.945 * [taylor]: Taking taylor expansion of (- (* 2.0 (/ 1 (pow y 3)))) in y
0.945 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 3))) in y
0.945 * [taylor]: Taking taylor expansion of 2.0 in y
0.945 * [taylor]: Taking taylor expansion of (/ 1 (pow y 3)) in y
0.945 * [taylor]: Taking taylor expansion of (pow y 3) in y
0.945 * [taylor]: Taking taylor expansion of y in y
0.956 * * * * [progress]: [ 2 / 2 ] generating series at (2 1)
0.956 * [approximate]: Taking taylor expansion of (/ x (- x y)) in (x y) around 0
0.956 * [taylor]: Taking taylor expansion of (/ x (- x y)) in y
0.956 * [taylor]: Taking taylor expansion of x in y
0.956 * [taylor]: Taking taylor expansion of (- x y) in y
0.956 * [taylor]: Taking taylor expansion of x in y
0.956 * [taylor]: Taking taylor expansion of y in y
0.956 * [taylor]: Taking taylor expansion of (/ x (- x y)) in x
0.956 * [taylor]: Taking taylor expansion of x in x
0.956 * [taylor]: Taking taylor expansion of (- x y) in x
0.956 * [taylor]: Taking taylor expansion of x in x
0.956 * [taylor]: Taking taylor expansion of y in x
0.956 * [taylor]: Taking taylor expansion of (/ x (- x y)) in x
0.956 * [taylor]: Taking taylor expansion of x in x
0.956 * [taylor]: Taking taylor expansion of (- x y) in x
0.956 * [taylor]: Taking taylor expansion of x in x
0.956 * [taylor]: Taking taylor expansion of y in x
0.956 * [taylor]: Taking taylor expansion of (/ -1 y) in y
0.956 * [taylor]: Taking taylor expansion of -1 in y
0.956 * [taylor]: Taking taylor expansion of y in y
0.958 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 2))) in y
0.958 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.958 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.958 * [taylor]: Taking taylor expansion of y in y
0.961 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 3))) in y
0.961 * [taylor]: Taking taylor expansion of (/ 1 (pow y 3)) in y
0.961 * [taylor]: Taking taylor expansion of (pow y 3) in y
0.961 * [taylor]: Taking taylor expansion of y in y
0.968 * [approximate]: Taking taylor expansion of (/ 1 (* (- (/ 1 x) (/ 1 y)) x)) in (x y) around 0
0.968 * [taylor]: Taking taylor expansion of (/ 1 (* (- (/ 1 x) (/ 1 y)) x)) in y
0.968 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) x) in y
0.968 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in y
0.968 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.968 * [taylor]: Taking taylor expansion of x in y
0.968 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.968 * [taylor]: Taking taylor expansion of y in y
0.968 * [taylor]: Taking taylor expansion of x in y
0.969 * [taylor]: Taking taylor expansion of (/ 1 (* (- (/ 1 x) (/ 1 y)) x)) in x
0.969 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) x) in x
0.969 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x
0.969 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.969 * [taylor]: Taking taylor expansion of x in x
0.969 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.969 * [taylor]: Taking taylor expansion of y in x
0.969 * [taylor]: Taking taylor expansion of x in x
0.970 * [taylor]: Taking taylor expansion of (/ 1 (* (- (/ 1 x) (/ 1 y)) x)) in x
0.970 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) x) in x
0.970 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x
0.970 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.970 * [taylor]: Taking taylor expansion of x in x
0.971 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.971 * [taylor]: Taking taylor expansion of y in x
0.971 * [taylor]: Taking taylor expansion of x in x
0.972 * [taylor]: Taking taylor expansion of 1 in y
0.974 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.974 * [taylor]: Taking taylor expansion of y in y
0.977 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.977 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.977 * [taylor]: Taking taylor expansion of y in y
0.980 * [approximate]: Taking taylor expansion of (/ -1 (* x (- (/ 1 y) (/ 1 x)))) in (x y) around 0
0.980 * [taylor]: Taking taylor expansion of (/ -1 (* x (- (/ 1 y) (/ 1 x)))) in y
0.980 * [taylor]: Taking taylor expansion of -1 in y
0.980 * [taylor]: Taking taylor expansion of (* x (- (/ 1 y) (/ 1 x))) in y
0.980 * [taylor]: Taking taylor expansion of x in y
0.980 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in y
0.981 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.981 * [taylor]: Taking taylor expansion of y in y
0.981 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.981 * [taylor]: Taking taylor expansion of x in y
0.981 * [taylor]: Taking taylor expansion of (/ -1 (* x (- (/ 1 y) (/ 1 x)))) in x
0.981 * [taylor]: Taking taylor expansion of -1 in x
0.981 * [taylor]: Taking taylor expansion of (* x (- (/ 1 y) (/ 1 x))) in x
0.981 * [taylor]: Taking taylor expansion of x in x
0.981 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x
0.981 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.981 * [taylor]: Taking taylor expansion of y in x
0.981 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.981 * [taylor]: Taking taylor expansion of x in x
0.983 * [taylor]: Taking taylor expansion of (/ -1 (* x (- (/ 1 y) (/ 1 x)))) in x
0.983 * [taylor]: Taking taylor expansion of -1 in x
0.983 * [taylor]: Taking taylor expansion of (* x (- (/ 1 y) (/ 1 x))) in x
0.983 * [taylor]: Taking taylor expansion of x in x
0.983 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x
0.983 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.983 * [taylor]: Taking taylor expansion of y in x
0.984 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.984 * [taylor]: Taking taylor expansion of x in x
0.986 * [taylor]: Taking taylor expansion of 1 in y
0.988 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.988 * [taylor]: Taking taylor expansion of y in y
0.991 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.991 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.991 * [taylor]: Taking taylor expansion of y in y
0.995 * * * [progress]: simplifying candidates
0.996 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (expm1 (* (/ x (- x y)) (* y 2.0)))
  (log1p (* (/ x (- x y)) (* y 2.0)))
  (* (/ x (- x y)) (* y 2.0))
  (* (/ x (- x y)) (* y 2.0))
  (+ (- (log x) (log (- x y))) (+ (log y) (log 2.0)))
  (+ (- (log x) (log (- x y))) (log (* y 2.0)))
  (+ (log (/ x (- x y))) (+ (log y) (log 2.0)))
  (+ (log (/ x (- x y))) (log (* y 2.0)))
  (log (* (/ x (- x y)) (* y 2.0)))
  (exp (* (/ x (- x y)) (* y 2.0)))
  (* (/ (* (* x x) x) (* (* (- x y) (- x y)) (- x y))) (* (* (* y y) y) (* (* 2.0 2.0) 2.0)))
  (* (/ (* (* x x) x) (* (* (- x y) (- x y)) (- x y))) (* (* (* y 2.0) (* y 2.0)) (* y 2.0)))
  (* (* (* (/ x (- x y)) (/ x (- x y))) (/ x (- x y))) (* (* (* y y) y) (* (* 2.0 2.0) 2.0)))
  (* (* (* (/ x (- x y)) (/ x (- x y))) (/ x (- x y))) (* (* (* y 2.0) (* y 2.0)) (* y 2.0)))
  (* (cbrt (* (/ x (- x y)) (* y 2.0))) (cbrt (* (/ x (- x y)) (* y 2.0))))
  (cbrt (* (/ x (- x y)) (* y 2.0)))
  (* (* (* (/ x (- x y)) (* y 2.0)) (* (/ x (- x y)) (* y 2.0))) (* (/ x (- x y)) (* y 2.0)))
  (sqrt (* (/ x (- x y)) (* y 2.0)))
  (sqrt (* (/ x (- x y)) (* y 2.0)))
  (* (/ x (- x y)) y)
  (* (cbrt (/ x (- x y))) (* y 2.0))
  (* (sqrt (/ x (- x y))) (* y 2.0))
  (* (/ (cbrt x) (cbrt (- x y))) (* y 2.0))
  (* (/ (cbrt x) (sqrt (- x y))) (* y 2.0))
  (* (/ (cbrt x) (- x y)) (* y 2.0))
  (* (/ (cbrt x) (- (sqrt x) (sqrt y))) (* y 2.0))
  (* (/ (cbrt x) (- x y)) (* y 2.0))
  (* (/ (sqrt x) (cbrt (- x y))) (* y 2.0))
  (* (/ (sqrt x) (sqrt (- x y))) (* y 2.0))
  (* (/ (sqrt x) (- x y)) (* y 2.0))
  (* (/ (sqrt x) (- (sqrt x) (sqrt y))) (* y 2.0))
  (* (/ (sqrt x) (- x y)) (* y 2.0))
  (* (/ x (cbrt (- x y))) (* y 2.0))
  (* (/ x (sqrt (- x y))) (* y 2.0))
  (* (/ x (- x y)) (* y 2.0))
  (* (/ x (- (sqrt x) (sqrt y))) (* y 2.0))
  (* (/ x (- x y)) (* y 2.0))
  (* (/ x (- x y)) (* y 2.0))
  (* (/ 1 (- x y)) (* y 2.0))
  (* (+ (* x x) (+ (* y y) (* x y))) (* y 2.0))
  (* (+ x y) (* y 2.0))
  (* x (* y 2.0))
  (expm1 (/ x (- x y)))
  (log1p (/ x (- x y)))
  (- (log x) (log (- x y)))
  (log (/ x (- x y)))
  (exp (/ x (- x y)))
  (/ (* (* x x) x) (* (* (- x y) (- x y)) (- x y)))
  (* (cbrt (/ x (- x y))) (cbrt (/ x (- x y))))
  (cbrt (/ x (- x y)))
  (* (* (/ x (- x y)) (/ x (- x y))) (/ x (- x y)))
  (sqrt (/ x (- x y)))
  (sqrt (/ x (- x y)))
  (- x)
  (- (- x y))
  (/ (* (cbrt x) (cbrt x)) (* (cbrt (- x y)) (cbrt (- x y))))
  (/ (cbrt x) (cbrt (- x y)))
  (/ (* (cbrt x) (cbrt x)) (sqrt (- x y)))
  (/ (cbrt x) (sqrt (- x y)))
  (/ (* (cbrt x) (cbrt x)) 1)
  (/ (cbrt x) (- x y))
  (/ (* (cbrt x) (cbrt x)) (+ (sqrt x) (sqrt y)))
  (/ (cbrt x) (- (sqrt x) (sqrt y)))
  (/ (* (cbrt x) (cbrt x)) 1)
  (/ (cbrt x) (- x y))
  (/ (sqrt x) (* (cbrt (- x y)) (cbrt (- x y))))
  (/ (sqrt x) (cbrt (- x y)))
  (/ (sqrt x) (sqrt (- x y)))
  (/ (sqrt x) (sqrt (- x y)))
  (/ (sqrt x) 1)
  (/ (sqrt x) (- x y))
  (/ (sqrt x) (+ (sqrt x) (sqrt y)))
  (/ (sqrt x) (- (sqrt x) (sqrt y)))
  (/ (sqrt x) 1)
  (/ (sqrt x) (- x y))
  (/ 1 (* (cbrt (- x y)) (cbrt (- x y))))
  (/ x (cbrt (- x y)))
  (/ 1 (sqrt (- x y)))
  (/ x (sqrt (- x y)))
  (/ 1 1)
  (/ x (- x y))
  (/ 1 (+ (sqrt x) (sqrt y)))
  (/ x (- (sqrt x) (sqrt y)))
  (/ 1 1)
  (/ x (- x y))
  (/ 1 (- x y))
  (/ (- x y) x)
  (/ x (* (cbrt (- x y)) (cbrt (- x y))))
  (/ x (sqrt (- x y)))
  (/ x 1)
  (/ x (+ (sqrt x) (sqrt y)))
  (/ x 1)
  (/ (- x y) (cbrt x))
  (/ (- x y) (sqrt x))
  (/ (- x y) x)
  (/ x (- (pow x 3) (pow y 3)))
  (/ x (- (* x x) (* y y)))
  0
  0
  0
  0
  0
  0
1.000 * * [simplify]: iteration  0 :  319  enodes  (cost  446 )
1.006 * * [simplify]: iteration  1 :  1255  enodes  (cost  395 )
1.028 * * [simplify]: iteration  2 :  5001  enodes  (cost  395 )
1.031 * [simplify]: Simplified to:
   (expm1 (* (/ x (- x y)) (* y 2.0)))
  (log1p (* (/ x (- x y)) (* y 2.0)))
  (* (/ x (- x y)) (* y 2.0))
  (* (/ x (- x y)) (* y 2.0))
  (log (* (/ x (- x y)) (* y 2.0)))
  (log (* (/ x (- x y)) (* y 2.0)))
  (log (* (/ x (- x y)) (* y 2.0)))
  (log (* (/ x (- x y)) (* y 2.0)))
  (log (* (/ x (- x y)) (* y 2.0)))
  (exp (* (/ x (- x y)) (* y 2.0)))
  (pow (* (/ x (- x y)) (* y 2.0)) 3)
  (pow (* (/ x (- x y)) (* y 2.0)) 3)
  (pow (* (/ x (- x y)) (* y 2.0)) 3)
  (pow (* (/ x (- x y)) (* y 2.0)) 3)
  (* (cbrt (* (/ x (- x y)) (* y 2.0))) (cbrt (* (/ x (- x y)) (* y 2.0))))
  (cbrt (* (/ x (- x y)) (* y 2.0)))
  (pow (* (/ x (- x y)) (* y 2.0)) 3)
  (sqrt (* (/ x (- x y)) (* y 2.0)))
  (sqrt (* (/ x (- x y)) (* y 2.0)))
  (* (/ x (- x y)) y)
  (* (cbrt (/ x (- x y))) (* y 2.0))
  (* (sqrt (/ x (- x y))) (* y 2.0))
  (* (/ (cbrt x) (cbrt (- x y))) (* y 2.0))
  (* (/ (cbrt x) (sqrt (- x y))) (* y 2.0))
  (* (/ (cbrt x) (- x y)) (* y 2.0))
  (* (/ (cbrt x) (- (sqrt x) (sqrt y))) (* y 2.0))
  (* (/ (cbrt x) (- x y)) (* y 2.0))
  (* (/ (sqrt x) (cbrt (- x y))) (* y 2.0))
  (* (/ (sqrt x) (sqrt (- x y))) (* y 2.0))
  (* (/ (sqrt x) (- x y)) (* y 2.0))
  (* (/ (sqrt x) (- (sqrt x) (sqrt y))) (* y 2.0))
  (* (/ (sqrt x) (- x y)) (* y 2.0))
  (* (/ x (cbrt (- x y))) (* y 2.0))
  (* (/ x (sqrt (- x y))) (* y 2.0))
  (* (/ x (- x y)) (* y 2.0))
  (* (/ x (- (sqrt x) (sqrt y))) (* y 2.0))
  (* (/ x (- x y)) (* y 2.0))
  (* (/ x (- x y)) (* y 2.0))
  (/ (* y 2.0) (- x y))
  (* (* (fma x x (fma y y (* x y))) y) 2.0)
  (* (+ x y) (* y 2.0))
  (* x (* y 2.0))
  (expm1 (/ x (- x y)))
  (log1p (/ x (- x y)))
  (log (/ x (- x y)))
  (log (/ x (- x y)))
  (exp (/ x (- x y)))
  (pow (/ x (- x y)) 3)
  (* (cbrt (/ x (- x y))) (cbrt (/ x (- x y))))
  (cbrt (/ x (- x y)))
  (pow (/ x (- x y)) 3)
  (sqrt (/ x (- x y)))
  (sqrt (/ x (- x y)))
  (- x)
  (- (- x y))
  (/ (* (cbrt x) (cbrt x)) (* (cbrt (- x y)) (cbrt (- x y))))
  (/ (cbrt x) (cbrt (- x y)))
  (/ (* (cbrt x) (cbrt x)) (sqrt (- x y)))
  (/ (cbrt x) (sqrt (- x y)))
  (* (cbrt x) (cbrt x))
  (/ (cbrt x) (- x y))
  (/ (* (cbrt x) (cbrt x)) (+ (sqrt x) (sqrt y)))
  (/ (cbrt x) (- (sqrt x) (sqrt y)))
  (* (cbrt x) (cbrt x))
  (/ (cbrt x) (- x y))
  (/ (sqrt x) (* (cbrt (- x y)) (cbrt (- x y))))
  (/ (sqrt x) (cbrt (- x y)))
  (/ (sqrt x) (sqrt (- x y)))
  (/ (sqrt x) (sqrt (- x y)))
  (sqrt x)
  (/ (sqrt x) (- x y))
  (/ (sqrt x) (+ (sqrt x) (sqrt y)))
  (/ (sqrt x) (- (sqrt x) (sqrt y)))
  (sqrt x)
  (/ (sqrt x) (- x y))
  (/ 1 (* (cbrt (- x y)) (cbrt (- x y))))
  (/ x (cbrt (- x y)))
  (/ 1 (sqrt (- x y)))
  (/ x (sqrt (- x y)))
  1
  (/ x (- x y))
  (/ 1 (+ (sqrt x) (sqrt y)))
  (/ x (- (sqrt x) (sqrt y)))
  1
  (/ x (- x y))
  (/ 1 (- x y))
  (/ (- x y) x)
  (/ x (* (cbrt (- x y)) (cbrt (- x y))))
  (/ x (sqrt (- x y)))
  x
  (/ x (+ (sqrt x) (sqrt y)))
  x
  (/ (- x y) (cbrt x))
  (/ (- x y) (sqrt x))
  (/ (- x y) x)
  (/ x (- (pow x 3) (pow y 3)))
  (/ x (- (* x x) (* y y)))
  0
  0
  0
  0
  0
  0
1.031 * * * [progress]: adding candidates to table
1.172 * [progress]: [Phase 3 of 3] Extracting.
1.172 * * [regime]: Finding splitpoints for: (#<alt (λ (x y) (/ (* (* x 2.0) y) (- x y)))> #<alt (λ (x y) (* (* (sqrt (/ x (- x y))) (sqrt (/ x (- x y)))) (* y 2.0)))> #<alt (λ (x y) (* (/ x (- x y)) (* y 2.0)))> #<alt (λ (x y) (/ (* x 2.0) (/ (- x y) y)))>)
1.173 * * * [regime-changes]: Trying 3 branch expressions: ((/ (* (* x 2.0) y) (- x y)) y x)
1.173 * * * * [regimes]: Trying to branch on (/ (* (* x 2.0) y) (- x y)) from (#<alt (λ (x y) (/ (* (* x 2.0) y) (- x y)))> #<alt (λ (x y) (* (* (sqrt (/ x (- x y))) (sqrt (/ x (- x y)))) (* y 2.0)))> #<alt (λ (x y) (* (/ x (- x y)) (* y 2.0)))> #<alt (λ (x y) (/ (* x 2.0) (/ (- x y) y)))>)
1.204 * * * * [regimes]: Trying to branch on y from (#<alt (λ (x y) (/ (* (* x 2.0) y) (- x y)))> #<alt (λ (x y) (* (* (sqrt (/ x (- x y))) (sqrt (/ x (- x y)))) (* y 2.0)))> #<alt (λ (x y) (* (/ x (- x y)) (* y 2.0)))> #<alt (λ (x y) (/ (* x 2.0) (/ (- x y) y)))>)
1.228 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x y) (/ (* (* x 2.0) y) (- x y)))> #<alt (λ (x y) (* (* (sqrt (/ x (- x y))) (sqrt (/ x (- x y)))) (* y 2.0)))> #<alt (λ (x y) (* (/ x (- x y)) (* y 2.0)))> #<alt (λ (x y) (/ (* x 2.0) (/ (- x y) y)))>)
1.253 * * * [regime]: Found split indices: #<option (#s(si 2 69) #s(si 3 212) #s(si 2 255))>
1.253 * [binary-search]: Improving bounds with binary search for x and (#<alt (λ (x y) (/ (* (* x 2.0) y) (- x y)))> #<alt (λ (x y) (* (* (sqrt (/ x (- x y))) (sqrt (/ x (- x y)))) (* y 2.0)))> #<alt (λ (x y) (* (/ x (- x y)) (* y 2.0)))> #<alt (λ (x y) (/ (* x 2.0) (/ (- x y) y)))>)
1.296 * [regimes]: Found splitpoints: (#s(sp 2 x -95380968.41424762) #s(sp 3 x 1.64772115240193e+69) #s(sp 2 x +nan.0)) , with alts (#<alt (λ (x y) (/ (* (* x 2.0) y) (- x y)))> #<alt (λ (x y) (* (* (sqrt (/ x (- x y))) (sqrt (/ x (- x y)))) (* y 2.0)))> #<alt (λ (x y) (* (/ x (- x y)) (* y 2.0)))> #<alt (λ (x y) (/ (* x 2.0) (/ (- x y) y)))>)
1.296 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (if (<= x -95380968.41424762) (* (/ x (- x y)) (* y 2.0)) (if (<= x 1.64772115240193e+69) (/ (* x 2.0) (/ (- x y) y)) (* (/ x (- x y)) (* y 2.0))))
1.297 * * [simplify]: iteration  0 :  22  enodes  (cost  8 )
1.297 * * [simplify]: iteration  1 :  22  enodes  (cost  8 )
1.297 * [simplify]: Simplified to:
   (if (or (<= x -95380968.41424762) (not (<= x 1.64772115240193e+69))) (* (/ x (- x y)) (* y 2.0)) (/ (* x 2.0) (/ (- x y) y)))
1.693 * [regime-testing]: Baseline error score: 6.99385593535568
1.693 * [regime-testing]: Oracle error score: 0.006375796974621828
1.694 * [regime-testing]: End program error score: 0.22768467531949108
1.716 * [regime-testing]: Target error score: 0.28083088907323406