13.107 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.015 * * * [progress]: [2/2] Setting up program.
0.018 * [progress]: [Phase 2 of 3] Improving.
0.019 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (/ (* (* x 2.0) y) (- x y))
0.021 * * [simplify]: iteration  0 :  15  enodes  (cost  4 )
0.022 * * [simplify]: iteration  1 :  36  enodes  (cost  4 )
0.023 * * [simplify]: iteration  2 :  73  enodes  (cost  4 )
0.025 * * [simplify]: iteration  3 :  127  enodes  (cost  4 )
0.027 * * [simplify]: iteration  4 :  167  enodes  (cost  4 )
0.029 * * [simplify]: iteration  5 :  185  enodes  (cost  4 )
0.031 * * [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))
0.033 * * [progress]: iteration 1 / 4
0.033 * * * [progress]: picking best candidate
0.036 * * * * [pick]: Picked  #<alt (λ (x y) (/ (* (* x 2.0) y) (- x y)))>
0.036 * * * [progress]: localizing error
0.042 * * * [progress]: generating rewritten candidates
0.042 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.056 * * * [progress]: generating series expansions
0.056 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.056 * [approximate]: Taking taylor expansion of (* 2.0 (/ (* x y) (- x y))) in (x y) around 0
0.056 * [taylor]: Taking taylor expansion of (* 2.0 (/ (* x y) (- x y))) in y
0.056 * [taylor]: Taking taylor expansion of 2.0 in y
0.056 * [taylor]: Taking taylor expansion of (/ (* x y) (- x y)) in y
0.057 * [taylor]: Taking taylor expansion of (* x y) in y
0.057 * [taylor]: Taking taylor expansion of x in y
0.057 * [taylor]: Taking taylor expansion of y in y
0.057 * [taylor]: Taking taylor expansion of (- x y) in y
0.057 * [taylor]: Taking taylor expansion of x in y
0.057 * [taylor]: Taking taylor expansion of y in y
0.057 * [taylor]: Taking taylor expansion of (* 2.0 (/ (* x y) (- x y))) in x
0.057 * [taylor]: Taking taylor expansion of 2.0 in x
0.057 * [taylor]: Taking taylor expansion of (/ (* x y) (- x y)) in x
0.058 * [taylor]: Taking taylor expansion of (* x y) in x
0.058 * [taylor]: Taking taylor expansion of x in x
0.058 * [taylor]: Taking taylor expansion of y in x
0.058 * [taylor]: Taking taylor expansion of (- x y) in x
0.058 * [taylor]: Taking taylor expansion of x in x
0.058 * [taylor]: Taking taylor expansion of y in x
0.058 * [taylor]: Taking taylor expansion of (* 2.0 (/ (* x y) (- x y))) in x
0.058 * [taylor]: Taking taylor expansion of 2.0 in x
0.058 * [taylor]: Taking taylor expansion of (/ (* x y) (- x y)) in x
0.058 * [taylor]: Taking taylor expansion of (* x y) in x
0.058 * [taylor]: Taking taylor expansion of x in x
0.058 * [taylor]: Taking taylor expansion of y in x
0.058 * [taylor]: Taking taylor expansion of (- x y) in x
0.058 * [taylor]: Taking taylor expansion of x in x
0.058 * [taylor]: Taking taylor expansion of y in x
0.059 * [taylor]: Taking taylor expansion of -2.0 in y
0.060 * [taylor]: Taking taylor expansion of (neg (* 2.0 (/ 1 y))) in y
0.060 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 y)) in y
0.060 * [taylor]: Taking taylor expansion of 2.0 in y
0.060 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.060 * [taylor]: Taking taylor expansion of y in y
0.065 * [taylor]: Taking taylor expansion of (neg (* 2.0 (/ 1 (pow y 2)))) in y
0.065 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in y
0.065 * [taylor]: Taking taylor expansion of 2.0 in y
0.065 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.065 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.065 * [taylor]: Taking taylor expansion of y in y
0.070 * [approximate]: Taking taylor expansion of (/ 2.0 (* (- (/ 1 x) (/ 1 y)) (* x y))) in (x y) around 0
0.070 * [taylor]: Taking taylor expansion of (/ 2.0 (* (- (/ 1 x) (/ 1 y)) (* x y))) in y
0.070 * [taylor]: Taking taylor expansion of 2.0 in y
0.070 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) (* x y)) in y
0.070 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in y
0.070 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.070 * [taylor]: Taking taylor expansion of x in y
0.070 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.071 * [taylor]: Taking taylor expansion of y in y
0.071 * [taylor]: Taking taylor expansion of (* x y) in y
0.071 * [taylor]: Taking taylor expansion of x in y
0.071 * [taylor]: Taking taylor expansion of y in y
0.073 * [taylor]: Taking taylor expansion of (/ 2.0 (* (- (/ 1 x) (/ 1 y)) (* x y))) in x
0.073 * [taylor]: Taking taylor expansion of 2.0 in x
0.073 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) (* x y)) in x
0.073 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x
0.073 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.073 * [taylor]: Taking taylor expansion of x in x
0.073 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.073 * [taylor]: Taking taylor expansion of y in x
0.073 * [taylor]: Taking taylor expansion of (* x y) in x
0.073 * [taylor]: Taking taylor expansion of x in x
0.073 * [taylor]: Taking taylor expansion of y in x
0.074 * [taylor]: Taking taylor expansion of (/ 2.0 (* (- (/ 1 x) (/ 1 y)) (* x y))) in x
0.074 * [taylor]: Taking taylor expansion of 2.0 in x
0.074 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) (* x y)) in x
0.074 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x
0.074 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.074 * [taylor]: Taking taylor expansion of x in x
0.075 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.075 * [taylor]: Taking taylor expansion of y in x
0.075 * [taylor]: Taking taylor expansion of (* x y) in x
0.075 * [taylor]: Taking taylor expansion of x in x
0.075 * [taylor]: Taking taylor expansion of y in x
0.076 * [taylor]: Taking taylor expansion of (/ 2.0 y) in y
0.076 * [taylor]: Taking taylor expansion of 2.0 in y
0.076 * [taylor]: Taking taylor expansion of y in y
0.079 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in y
0.079 * [taylor]: Taking taylor expansion of 2.0 in y
0.079 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.079 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.079 * [taylor]: Taking taylor expansion of y in y
0.085 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 3))) in y
0.085 * [taylor]: Taking taylor expansion of 2.0 in y
0.086 * [taylor]: Taking taylor expansion of (/ 1 (pow y 3)) in y
0.086 * [taylor]: Taking taylor expansion of (pow y 3) in y
0.086 * [taylor]: Taking taylor expansion of y in y
0.093 * [approximate]: Taking taylor expansion of (/ 2.0 (* x (* y (- (/ 1 y) (/ 1 x))))) in (x y) around 0
0.093 * [taylor]: Taking taylor expansion of (/ 2.0 (* x (* y (- (/ 1 y) (/ 1 x))))) in y
0.093 * [taylor]: Taking taylor expansion of 2.0 in y
0.093 * [taylor]: Taking taylor expansion of (* x (* y (- (/ 1 y) (/ 1 x)))) in y
0.093 * [taylor]: Taking taylor expansion of x in y
0.093 * [taylor]: Taking taylor expansion of (* y (- (/ 1 y) (/ 1 x))) in y
0.093 * [taylor]: Taking taylor expansion of y in y
0.093 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in y
0.093 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.093 * [taylor]: Taking taylor expansion of y in y
0.094 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.094 * [taylor]: Taking taylor expansion of x in y
0.095 * [taylor]: Taking taylor expansion of (/ 2.0 (* x (* y (- (/ 1 y) (/ 1 x))))) in x
0.095 * [taylor]: Taking taylor expansion of 2.0 in x
0.095 * [taylor]: Taking taylor expansion of (* x (* y (- (/ 1 y) (/ 1 x)))) in x
0.095 * [taylor]: Taking taylor expansion of x in x
0.095 * [taylor]: Taking taylor expansion of (* y (- (/ 1 y) (/ 1 x))) in x
0.095 * [taylor]: Taking taylor expansion of y in x
0.095 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x
0.095 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.096 * [taylor]: Taking taylor expansion of y in x
0.096 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.096 * [taylor]: Taking taylor expansion of x in x
0.098 * [taylor]: Taking taylor expansion of (/ 2.0 (* x (* y (- (/ 1 y) (/ 1 x))))) in x
0.098 * [taylor]: Taking taylor expansion of 2.0 in x
0.098 * [taylor]: Taking taylor expansion of (* x (* y (- (/ 1 y) (/ 1 x)))) in x
0.098 * [taylor]: Taking taylor expansion of x in x
0.098 * [taylor]: Taking taylor expansion of (* y (- (/ 1 y) (/ 1 x))) in x
0.098 * [taylor]: Taking taylor expansion of y in x
0.098 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x
0.098 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.098 * [taylor]: Taking taylor expansion of y in x
0.098 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.098 * [taylor]: Taking taylor expansion of x in x
0.100 * [taylor]: Taking taylor expansion of (/ -2.0 y) in y
0.100 * [taylor]: Taking taylor expansion of -2.0 in y
0.100 * [taylor]: Taking taylor expansion of y in y
0.103 * [taylor]: Taking taylor expansion of (neg (* 2.0 (/ 1 (pow y 2)))) in y
0.103 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in y
0.103 * [taylor]: Taking taylor expansion of 2.0 in y
0.103 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.103 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.103 * [taylor]: Taking taylor expansion of y in y
0.109 * [taylor]: Taking taylor expansion of (neg (* 2.0 (/ 1 (pow y 3)))) in y
0.109 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 3))) in y
0.109 * [taylor]: Taking taylor expansion of 2.0 in y
0.109 * [taylor]: Taking taylor expansion of (/ 1 (pow y 3)) in y
0.109 * [taylor]: Taking taylor expansion of (pow y 3) in y
0.109 * [taylor]: Taking taylor expansion of y in y
0.117 * * * [progress]: simplifying candidates
0.118 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (- (+ (+ (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)))
  (neg (* (* x 2.0) y))
  (neg (- 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
0.122 * * [simplify]: iteration  0 :  211  enodes  (cost  184 )
0.126 * * [simplify]: iteration  1 :  1144  enodes  (cost  151 )
0.149 * * [simplify]: iteration  2 :  5002  enodes  (cost  151 )
0.150 * [simplify]: Simplified to:
   (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)))
  (neg (* (* x 2.0) y))
  (neg (- 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
0.150 * * * [progress]: adding candidates to table
0.226 * * [progress]: iteration 2 / 4
0.226 * * * [progress]: picking best candidate
0.242 * * * * [pick]: Picked  #<alt (λ (x y) (* (* x 2.0) (/ y (- x y))))>
0.243 * * * [progress]: localizing error
0.248 * * * [progress]: generating rewritten candidates
0.248 * * * * [progress]: [ 1 / 2 ] rewriting at (2)
0.258 * * * * [progress]: [ 2 / 2 ] rewriting at (2 2)
0.265 * * * [progress]: generating series expansions
0.265 * * * * [progress]: [ 1 / 2 ] generating series at (2)
0.266 * [approximate]: Taking taylor expansion of (* 2.0 (/ (* x y) (- x y))) in (x y) around 0
0.266 * [taylor]: Taking taylor expansion of (* 2.0 (/ (* x y) (- x y))) in y
0.266 * [taylor]: Taking taylor expansion of 2.0 in y
0.266 * [taylor]: Taking taylor expansion of (/ (* x y) (- x y)) in y
0.266 * [taylor]: Taking taylor expansion of (* x y) in y
0.266 * [taylor]: Taking taylor expansion of x in y
0.266 * [taylor]: Taking taylor expansion of y in y
0.266 * [taylor]: Taking taylor expansion of (- x y) in y
0.266 * [taylor]: Taking taylor expansion of x in y
0.266 * [taylor]: Taking taylor expansion of y in y
0.267 * [taylor]: Taking taylor expansion of (* 2.0 (/ (* x y) (- x y))) in x
0.267 * [taylor]: Taking taylor expansion of 2.0 in x
0.267 * [taylor]: Taking taylor expansion of (/ (* x y) (- x y)) in x
0.267 * [taylor]: Taking taylor expansion of (* x y) in x
0.267 * [taylor]: Taking taylor expansion of x in x
0.267 * [taylor]: Taking taylor expansion of y in x
0.267 * [taylor]: Taking taylor expansion of (- x y) in x
0.267 * [taylor]: Taking taylor expansion of x in x
0.267 * [taylor]: Taking taylor expansion of y in x
0.267 * [taylor]: Taking taylor expansion of (* 2.0 (/ (* x y) (- x y))) in x
0.267 * [taylor]: Taking taylor expansion of 2.0 in x
0.267 * [taylor]: Taking taylor expansion of (/ (* x y) (- x y)) in x
0.267 * [taylor]: Taking taylor expansion of (* x y) in x
0.267 * [taylor]: Taking taylor expansion of x in x
0.267 * [taylor]: Taking taylor expansion of y in x
0.267 * [taylor]: Taking taylor expansion of (- x y) in x
0.267 * [taylor]: Taking taylor expansion of x in x
0.267 * [taylor]: Taking taylor expansion of y in x
0.268 * [taylor]: Taking taylor expansion of -2.0 in y
0.269 * [taylor]: Taking taylor expansion of (neg (* 2.0 (/ 1 y))) in y
0.269 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 y)) in y
0.269 * [taylor]: Taking taylor expansion of 2.0 in y
0.269 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.269 * [taylor]: Taking taylor expansion of y in y
0.273 * [taylor]: Taking taylor expansion of (neg (* 2.0 (/ 1 (pow y 2)))) in y
0.273 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in y
0.273 * [taylor]: Taking taylor expansion of 2.0 in y
0.273 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.273 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.273 * [taylor]: Taking taylor expansion of y in y
0.279 * [approximate]: Taking taylor expansion of (/ 2.0 (* (- (/ 1 x) (/ 1 y)) (* x y))) in (x y) around 0
0.279 * [taylor]: Taking taylor expansion of (/ 2.0 (* (- (/ 1 x) (/ 1 y)) (* x y))) in y
0.279 * [taylor]: Taking taylor expansion of 2.0 in y
0.279 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) (* x y)) in y
0.279 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in y
0.279 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.279 * [taylor]: Taking taylor expansion of x in y
0.279 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.279 * [taylor]: Taking taylor expansion of y in y
0.279 * [taylor]: Taking taylor expansion of (* x y) in y
0.279 * [taylor]: Taking taylor expansion of x in y
0.279 * [taylor]: Taking taylor expansion of y in y
0.281 * [taylor]: Taking taylor expansion of (/ 2.0 (* (- (/ 1 x) (/ 1 y)) (* x y))) in x
0.281 * [taylor]: Taking taylor expansion of 2.0 in x
0.281 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) (* x y)) in x
0.281 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x
0.281 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.281 * [taylor]: Taking taylor expansion of x in x
0.281 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.281 * [taylor]: Taking taylor expansion of y in x
0.281 * [taylor]: Taking taylor expansion of (* x y) in x
0.281 * [taylor]: Taking taylor expansion of x in x
0.281 * [taylor]: Taking taylor expansion of y in x
0.283 * [taylor]: Taking taylor expansion of (/ 2.0 (* (- (/ 1 x) (/ 1 y)) (* x y))) in x
0.283 * [taylor]: Taking taylor expansion of 2.0 in x
0.283 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) (* x y)) in x
0.283 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x
0.283 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.283 * [taylor]: Taking taylor expansion of x in x
0.283 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.283 * [taylor]: Taking taylor expansion of y in x
0.283 * [taylor]: Taking taylor expansion of (* x y) in x
0.283 * [taylor]: Taking taylor expansion of x in x
0.283 * [taylor]: Taking taylor expansion of y in x
0.285 * [taylor]: Taking taylor expansion of (/ 2.0 y) in y
0.285 * [taylor]: Taking taylor expansion of 2.0 in y
0.285 * [taylor]: Taking taylor expansion of y in y
0.288 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in y
0.288 * [taylor]: Taking taylor expansion of 2.0 in y
0.288 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.288 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.288 * [taylor]: Taking taylor expansion of y in y
0.294 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 3))) in y
0.294 * [taylor]: Taking taylor expansion of 2.0 in y
0.294 * [taylor]: Taking taylor expansion of (/ 1 (pow y 3)) in y
0.294 * [taylor]: Taking taylor expansion of (pow y 3) in y
0.294 * [taylor]: Taking taylor expansion of y in y
0.302 * [approximate]: Taking taylor expansion of (/ 2.0 (* x (* y (- (/ 1 y) (/ 1 x))))) in (x y) around 0
0.302 * [taylor]: Taking taylor expansion of (/ 2.0 (* x (* y (- (/ 1 y) (/ 1 x))))) in y
0.302 * [taylor]: Taking taylor expansion of 2.0 in y
0.302 * [taylor]: Taking taylor expansion of (* x (* y (- (/ 1 y) (/ 1 x)))) in y
0.302 * [taylor]: Taking taylor expansion of x in y
0.302 * [taylor]: Taking taylor expansion of (* y (- (/ 1 y) (/ 1 x))) in y
0.302 * [taylor]: Taking taylor expansion of y in y
0.302 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in y
0.302 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.302 * [taylor]: Taking taylor expansion of y in y
0.302 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.302 * [taylor]: Taking taylor expansion of x in y
0.304 * [taylor]: Taking taylor expansion of (/ 2.0 (* x (* y (- (/ 1 y) (/ 1 x))))) in x
0.304 * [taylor]: Taking taylor expansion of 2.0 in x
0.304 * [taylor]: Taking taylor expansion of (* x (* y (- (/ 1 y) (/ 1 x)))) in x
0.304 * [taylor]: Taking taylor expansion of x in x
0.304 * [taylor]: Taking taylor expansion of (* y (- (/ 1 y) (/ 1 x))) in x
0.304 * [taylor]: Taking taylor expansion of y in x
0.304 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x
0.304 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.304 * [taylor]: Taking taylor expansion of y in x
0.304 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.304 * [taylor]: Taking taylor expansion of x in x
0.306 * [taylor]: Taking taylor expansion of (/ 2.0 (* x (* y (- (/ 1 y) (/ 1 x))))) in x
0.306 * [taylor]: Taking taylor expansion of 2.0 in x
0.306 * [taylor]: Taking taylor expansion of (* x (* y (- (/ 1 y) (/ 1 x)))) in x
0.306 * [taylor]: Taking taylor expansion of x in x
0.306 * [taylor]: Taking taylor expansion of (* y (- (/ 1 y) (/ 1 x))) in x
0.306 * [taylor]: Taking taylor expansion of y in x
0.306 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x
0.306 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.306 * [taylor]: Taking taylor expansion of y in x
0.307 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.307 * [taylor]: Taking taylor expansion of x in x
0.309 * [taylor]: Taking taylor expansion of (/ -2.0 y) in y
0.309 * [taylor]: Taking taylor expansion of -2.0 in y
0.309 * [taylor]: Taking taylor expansion of y in y
0.311 * [taylor]: Taking taylor expansion of (neg (* 2.0 (/ 1 (pow y 2)))) in y
0.311 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in y
0.311 * [taylor]: Taking taylor expansion of 2.0 in y
0.311 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.311 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.311 * [taylor]: Taking taylor expansion of y in y
0.321 * [taylor]: Taking taylor expansion of (neg (* 2.0 (/ 1 (pow y 3)))) in y
0.321 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 3))) in y
0.321 * [taylor]: Taking taylor expansion of 2.0 in y
0.321 * [taylor]: Taking taylor expansion of (/ 1 (pow y 3)) in y
0.321 * [taylor]: Taking taylor expansion of (pow y 3) in y
0.321 * [taylor]: Taking taylor expansion of y in y
0.329 * * * * [progress]: [ 2 / 2 ] generating series at (2 2)
0.330 * [approximate]: Taking taylor expansion of (/ y (- x y)) in (y x) around 0
0.330 * [taylor]: Taking taylor expansion of (/ y (- x y)) in x
0.330 * [taylor]: Taking taylor expansion of y in x
0.330 * [taylor]: Taking taylor expansion of (- x y) in x
0.330 * [taylor]: Taking taylor expansion of x in x
0.330 * [taylor]: Taking taylor expansion of y in x
0.330 * [taylor]: Taking taylor expansion of (/ y (- x y)) in y
0.330 * [taylor]: Taking taylor expansion of y in y
0.330 * [taylor]: Taking taylor expansion of (- x y) in y
0.330 * [taylor]: Taking taylor expansion of x in y
0.330 * [taylor]: Taking taylor expansion of y in y
0.330 * [taylor]: Taking taylor expansion of (/ y (- x y)) in y
0.330 * [taylor]: Taking taylor expansion of y in y
0.330 * [taylor]: Taking taylor expansion of (- x y) in y
0.330 * [taylor]: Taking taylor expansion of x in y
0.330 * [taylor]: Taking taylor expansion of y in y
0.331 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.331 * [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 (pow x 2) in x
0.332 * [taylor]: Taking taylor expansion of x in x
0.335 * [taylor]: Taking taylor expansion of (/ 1 (pow x 3)) in x
0.335 * [taylor]: Taking taylor expansion of (pow x 3) in x
0.335 * [taylor]: Taking taylor expansion of x in x
0.342 * [approximate]: Taking taylor expansion of (/ 1 (* (- (/ 1 x) (/ 1 y)) y)) in (y x) around 0
0.342 * [taylor]: Taking taylor expansion of (/ 1 (* (- (/ 1 x) (/ 1 y)) y)) in x
0.342 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) y) in x
0.342 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x
0.342 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.342 * [taylor]: Taking taylor expansion of x in x
0.343 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.343 * [taylor]: Taking taylor expansion of y in x
0.343 * [taylor]: Taking taylor expansion of y in x
0.343 * [taylor]: Taking taylor expansion of (/ 1 (* (- (/ 1 x) (/ 1 y)) y)) in y
0.343 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) y) in y
0.343 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in y
0.343 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.343 * [taylor]: Taking taylor expansion of x in y
0.343 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.343 * [taylor]: Taking taylor expansion of y in y
0.343 * [taylor]: Taking taylor expansion of y in y
0.345 * [taylor]: Taking taylor expansion of (/ 1 (* (- (/ 1 x) (/ 1 y)) y)) in y
0.345 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) y) in y
0.345 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in y
0.345 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.346 * [taylor]: Taking taylor expansion of x in y
0.346 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.346 * [taylor]: Taking taylor expansion of y in y
0.346 * [taylor]: Taking taylor expansion of y in y
0.348 * [taylor]: Taking taylor expansion of -1 in x
0.350 * [taylor]: Taking taylor expansion of (neg (/ 1 x)) in x
0.350 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.350 * [taylor]: Taking taylor expansion of x in x
0.354 * [taylor]: Taking taylor expansion of (neg (/ 1 (pow x 2))) in x
0.354 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.354 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.354 * [taylor]: Taking taylor expansion of x in x
0.358 * [approximate]: Taking taylor expansion of (/ -1 (* y (- (/ 1 y) (/ 1 x)))) in (y x) around 0
0.358 * [taylor]: Taking taylor expansion of (/ -1 (* y (- (/ 1 y) (/ 1 x)))) in x
0.358 * [taylor]: Taking taylor expansion of -1 in x
0.358 * [taylor]: Taking taylor expansion of (* y (- (/ 1 y) (/ 1 x))) in x
0.358 * [taylor]: Taking taylor expansion of y in x
0.358 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x
0.358 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.358 * [taylor]: Taking taylor expansion of y in x
0.358 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.358 * [taylor]: Taking taylor expansion of x in x
0.359 * [taylor]: Taking taylor expansion of (/ -1 (* y (- (/ 1 y) (/ 1 x)))) in y
0.359 * [taylor]: Taking taylor expansion of -1 in y
0.359 * [taylor]: Taking taylor expansion of (* y (- (/ 1 y) (/ 1 x))) in y
0.359 * [taylor]: Taking taylor expansion of y in y
0.359 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in y
0.359 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.359 * [taylor]: Taking taylor expansion of y in y
0.360 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.360 * [taylor]: Taking taylor expansion of x in y
0.361 * [taylor]: Taking taylor expansion of (/ -1 (* y (- (/ 1 y) (/ 1 x)))) in y
0.361 * [taylor]: Taking taylor expansion of -1 in y
0.361 * [taylor]: Taking taylor expansion of (* y (- (/ 1 y) (/ 1 x))) in y
0.361 * [taylor]: Taking taylor expansion of y in y
0.361 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in y
0.361 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.361 * [taylor]: Taking taylor expansion of y in y
0.362 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.362 * [taylor]: Taking taylor expansion of x in y
0.363 * [taylor]: Taking taylor expansion of -1 in x
0.365 * [taylor]: Taking taylor expansion of (neg (/ 1 x)) in x
0.365 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.365 * [taylor]: Taking taylor expansion of x in x
0.369 * [taylor]: Taking taylor expansion of (neg (/ 1 (pow x 2))) in x
0.369 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.369 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.369 * [taylor]: Taking taylor expansion of x in x
0.374 * * * [progress]: simplifying candidates
0.375 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (* (* 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)
  (- (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)))
  (neg y)
  (neg (- 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
0.380 * * [simplify]: iteration  0 :  310  enodes  (cost  435 )
0.387 * * [simplify]: iteration  1 :  1657  enodes  (cost  385 )
0.419 * * [simplify]: iteration  2 :  5001  enodes  (cost  385 )
0.421 * [simplify]: Simplified to:
   (* (* 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)
  (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)))
  (neg y)
  (neg (- 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
0.422 * * * [progress]: adding candidates to table
0.604 * * [progress]: iteration 3 / 4
0.604 * * * [progress]: picking best candidate
0.614 * * * * [pick]: Picked  #<alt (λ (x y) (/ (* x 2.0) (/ (- x y) y)))>
0.614 * * * [progress]: localizing error
0.620 * * * [progress]: generating rewritten candidates
0.620 * * * * [progress]: [ 1 / 2 ] rewriting at (2)
0.628 * * * * [progress]: [ 2 / 2 ] rewriting at (2 2)
0.638 * * * [progress]: generating series expansions
0.638 * * * * [progress]: [ 1 / 2 ] generating series at (2)
0.638 * [approximate]: Taking taylor expansion of (* 2.0 (/ (* x y) (- x y))) in (x y) around 0
0.638 * [taylor]: Taking taylor expansion of (* 2.0 (/ (* x y) (- x y))) in y
0.638 * [taylor]: Taking taylor expansion of 2.0 in y
0.638 * [taylor]: Taking taylor expansion of (/ (* x y) (- x y)) in y
0.638 * [taylor]: Taking taylor expansion of (* x y) in y
0.638 * [taylor]: Taking taylor expansion of x in y
0.638 * [taylor]: Taking taylor expansion of y in y
0.638 * [taylor]: Taking taylor expansion of (- x y) in y
0.638 * [taylor]: Taking taylor expansion of x in y
0.638 * [taylor]: Taking taylor expansion of y in y
0.639 * [taylor]: Taking taylor expansion of (* 2.0 (/ (* x y) (- x y))) in x
0.639 * [taylor]: Taking taylor expansion of 2.0 in x
0.639 * [taylor]: Taking taylor expansion of (/ (* x y) (- x y)) in x
0.639 * [taylor]: Taking taylor expansion of (* x y) in x
0.639 * [taylor]: Taking taylor expansion of x in x
0.639 * [taylor]: Taking taylor expansion of y in x
0.639 * [taylor]: Taking taylor expansion of (- x y) in x
0.639 * [taylor]: Taking taylor expansion of x in x
0.639 * [taylor]: Taking taylor expansion of y in x
0.640 * [taylor]: Taking taylor expansion of (* 2.0 (/ (* x y) (- x y))) in x
0.640 * [taylor]: Taking taylor expansion of 2.0 in x
0.640 * [taylor]: Taking taylor expansion of (/ (* x y) (- x y)) in x
0.640 * [taylor]: Taking taylor expansion of (* x y) in x
0.640 * [taylor]: Taking taylor expansion of x in x
0.640 * [taylor]: Taking taylor expansion of y in x
0.640 * [taylor]: Taking taylor expansion of (- x y) in x
0.640 * [taylor]: Taking taylor expansion of x in x
0.640 * [taylor]: Taking taylor expansion of y in x
0.641 * [taylor]: Taking taylor expansion of -2.0 in y
0.642 * [taylor]: Taking taylor expansion of (neg (* 2.0 (/ 1 y))) in y
0.642 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 y)) in y
0.642 * [taylor]: Taking taylor expansion of 2.0 in y
0.642 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.642 * [taylor]: Taking taylor expansion of y in y
0.646 * [taylor]: Taking taylor expansion of (neg (* 2.0 (/ 1 (pow y 2)))) in y
0.646 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in y
0.646 * [taylor]: Taking taylor expansion of 2.0 in y
0.646 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.646 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.646 * [taylor]: Taking taylor expansion of y in y
0.652 * [approximate]: Taking taylor expansion of (/ 2.0 (* (- (/ 1 x) (/ 1 y)) (* x y))) in (x y) around 0
0.652 * [taylor]: Taking taylor expansion of (/ 2.0 (* (- (/ 1 x) (/ 1 y)) (* x y))) in y
0.652 * [taylor]: Taking taylor expansion of 2.0 in y
0.652 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) (* x y)) in y
0.652 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in y
0.652 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.652 * [taylor]: Taking taylor expansion of x in y
0.652 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.652 * [taylor]: Taking taylor expansion of y in y
0.653 * [taylor]: Taking taylor expansion of (* x y) in y
0.653 * [taylor]: Taking taylor expansion of x in y
0.653 * [taylor]: Taking taylor expansion of y in y
0.655 * [taylor]: Taking taylor expansion of (/ 2.0 (* (- (/ 1 x) (/ 1 y)) (* x y))) in x
0.655 * [taylor]: Taking taylor expansion of 2.0 in x
0.655 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) (* x y)) in x
0.655 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x
0.655 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.655 * [taylor]: Taking taylor expansion of x in x
0.655 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.655 * [taylor]: Taking taylor expansion of y in x
0.655 * [taylor]: Taking taylor expansion of (* x y) in x
0.655 * [taylor]: Taking taylor expansion of x in x
0.655 * [taylor]: Taking taylor expansion of y in x
0.657 * [taylor]: Taking taylor expansion of (/ 2.0 (* (- (/ 1 x) (/ 1 y)) (* x y))) in x
0.657 * [taylor]: Taking taylor expansion of 2.0 in x
0.657 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) (* x y)) in x
0.657 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x
0.657 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.657 * [taylor]: Taking taylor expansion of x in x
0.657 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.657 * [taylor]: Taking taylor expansion of y in x
0.657 * [taylor]: Taking taylor expansion of (* x y) in x
0.657 * [taylor]: Taking taylor expansion of x in x
0.657 * [taylor]: Taking taylor expansion of y in x
0.659 * [taylor]: Taking taylor expansion of (/ 2.0 y) in y
0.659 * [taylor]: Taking taylor expansion of 2.0 in y
0.659 * [taylor]: Taking taylor expansion of y in y
0.662 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in y
0.662 * [taylor]: Taking taylor expansion of 2.0 in y
0.662 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.662 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.662 * [taylor]: Taking taylor expansion of y in y
0.668 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 3))) in y
0.668 * [taylor]: Taking taylor expansion of 2.0 in y
0.668 * [taylor]: Taking taylor expansion of (/ 1 (pow y 3)) in y
0.668 * [taylor]: Taking taylor expansion of (pow y 3) in y
0.668 * [taylor]: Taking taylor expansion of y in y
0.676 * [approximate]: Taking taylor expansion of (/ 2.0 (* x (* y (- (/ 1 y) (/ 1 x))))) in (x y) around 0
0.677 * [taylor]: Taking taylor expansion of (/ 2.0 (* x (* y (- (/ 1 y) (/ 1 x))))) in y
0.677 * [taylor]: Taking taylor expansion of 2.0 in y
0.677 * [taylor]: Taking taylor expansion of (* x (* y (- (/ 1 y) (/ 1 x)))) in y
0.677 * [taylor]: Taking taylor expansion of x in y
0.677 * [taylor]: Taking taylor expansion of (* y (- (/ 1 y) (/ 1 x))) in y
0.677 * [taylor]: Taking taylor expansion of y in y
0.677 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in y
0.677 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.677 * [taylor]: Taking taylor expansion of y in y
0.677 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.677 * [taylor]: Taking taylor expansion of x in y
0.679 * [taylor]: Taking taylor expansion of (/ 2.0 (* x (* y (- (/ 1 y) (/ 1 x))))) in x
0.679 * [taylor]: Taking taylor expansion of 2.0 in x
0.679 * [taylor]: Taking taylor expansion of (* x (* y (- (/ 1 y) (/ 1 x)))) in x
0.679 * [taylor]: Taking taylor expansion of x in x
0.679 * [taylor]: Taking taylor expansion of (* y (- (/ 1 y) (/ 1 x))) in x
0.679 * [taylor]: Taking taylor expansion of y in x
0.679 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x
0.679 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.679 * [taylor]: Taking taylor expansion of y in x
0.679 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.679 * [taylor]: Taking taylor expansion of x in x
0.685 * [taylor]: Taking taylor expansion of (/ 2.0 (* x (* y (- (/ 1 y) (/ 1 x))))) in x
0.685 * [taylor]: Taking taylor expansion of 2.0 in x
0.685 * [taylor]: Taking taylor expansion of (* x (* y (- (/ 1 y) (/ 1 x)))) in x
0.685 * [taylor]: Taking taylor expansion of x in x
0.685 * [taylor]: Taking taylor expansion of (* y (- (/ 1 y) (/ 1 x))) in x
0.685 * [taylor]: Taking taylor expansion of y in x
0.685 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x
0.685 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.685 * [taylor]: Taking taylor expansion of y in x
0.685 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.685 * [taylor]: Taking taylor expansion of x in x
0.687 * [taylor]: Taking taylor expansion of (/ -2.0 y) in y
0.687 * [taylor]: Taking taylor expansion of -2.0 in y
0.687 * [taylor]: Taking taylor expansion of y in y
0.690 * [taylor]: Taking taylor expansion of (neg (* 2.0 (/ 1 (pow y 2)))) in y
0.690 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in y
0.690 * [taylor]: Taking taylor expansion of 2.0 in y
0.690 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.690 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.690 * [taylor]: Taking taylor expansion of y in y
0.696 * [taylor]: Taking taylor expansion of (neg (* 2.0 (/ 1 (pow y 3)))) in y
0.696 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 3))) in y
0.696 * [taylor]: Taking taylor expansion of 2.0 in y
0.696 * [taylor]: Taking taylor expansion of (/ 1 (pow y 3)) in y
0.696 * [taylor]: Taking taylor expansion of (pow y 3) in y
0.696 * [taylor]: Taking taylor expansion of y in y
0.704 * * * * [progress]: [ 2 / 2 ] generating series at (2 2)
0.705 * [approximate]: Taking taylor expansion of (/ (- x y) y) in (x y) around 0
0.705 * [taylor]: Taking taylor expansion of (/ (- x y) y) in y
0.705 * [taylor]: Taking taylor expansion of (- x y) in y
0.705 * [taylor]: Taking taylor expansion of x in y
0.705 * [taylor]: Taking taylor expansion of y in y
0.705 * [taylor]: Taking taylor expansion of y in y
0.705 * [taylor]: Taking taylor expansion of (/ (- x y) y) in x
0.705 * [taylor]: Taking taylor expansion of (- x y) in x
0.705 * [taylor]: Taking taylor expansion of x in x
0.705 * [taylor]: Taking taylor expansion of y in x
0.705 * [taylor]: Taking taylor expansion of y in x
0.705 * [taylor]: Taking taylor expansion of (/ (- x y) y) in x
0.705 * [taylor]: Taking taylor expansion of (- x y) in x
0.705 * [taylor]: Taking taylor expansion of x in x
0.705 * [taylor]: Taking taylor expansion of y in x
0.705 * [taylor]: Taking taylor expansion of y in x
0.705 * [taylor]: Taking taylor expansion of -1 in y
0.706 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.706 * [taylor]: Taking taylor expansion of y in y
0.707 * [taylor]: Taking taylor expansion of 0 in y
0.708 * [taylor]: Taking taylor expansion of 0 in y
0.709 * [taylor]: Taking taylor expansion of 0 in y
0.709 * [approximate]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) y) in (x y) around 0
0.709 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) y) in y
0.709 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in y
0.709 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.709 * [taylor]: Taking taylor expansion of x in y
0.709 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.709 * [taylor]: Taking taylor expansion of y in y
0.710 * [taylor]: Taking taylor expansion of y in y
0.710 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) y) in x
0.710 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x
0.710 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.710 * [taylor]: Taking taylor expansion of x in x
0.710 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.710 * [taylor]: Taking taylor expansion of y in x
0.710 * [taylor]: Taking taylor expansion of y in x
0.710 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) y) in x
0.710 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x
0.710 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.710 * [taylor]: Taking taylor expansion of x in x
0.710 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.711 * [taylor]: Taking taylor expansion of y in x
0.711 * [taylor]: Taking taylor expansion of y in x
0.711 * [taylor]: Taking taylor expansion of y in y
0.712 * [taylor]: Taking taylor expansion of (neg 1) in y
0.712 * [taylor]: Taking taylor expansion of 1 in y
0.713 * [taylor]: Taking taylor expansion of 0 in y
0.715 * [taylor]: Taking taylor expansion of 0 in y
0.717 * [taylor]: Taking taylor expansion of 0 in y
0.718 * [approximate]: Taking taylor expansion of (* -1 (* y (- (/ 1 y) (/ 1 x)))) in (x y) around 0
0.718 * [taylor]: Taking taylor expansion of (* -1 (* y (- (/ 1 y) (/ 1 x)))) in y
0.718 * [taylor]: Taking taylor expansion of -1 in y
0.718 * [taylor]: Taking taylor expansion of (* y (- (/ 1 y) (/ 1 x))) in y
0.718 * [taylor]: Taking taylor expansion of y in y
0.718 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in y
0.718 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.718 * [taylor]: Taking taylor expansion of y in y
0.718 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.718 * [taylor]: Taking taylor expansion of x in y
0.718 * [taylor]: Taking taylor expansion of (* -1 (* y (- (/ 1 y) (/ 1 x)))) in x
0.718 * [taylor]: Taking taylor expansion of -1 in x
0.718 * [taylor]: Taking taylor expansion of (* y (- (/ 1 y) (/ 1 x))) in x
0.718 * [taylor]: Taking taylor expansion of y in x
0.718 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x
0.718 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.718 * [taylor]: Taking taylor expansion of y in x
0.718 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.718 * [taylor]: Taking taylor expansion of x in x
0.719 * [taylor]: Taking taylor expansion of (* -1 (* y (- (/ 1 y) (/ 1 x)))) in x
0.719 * [taylor]: Taking taylor expansion of -1 in x
0.719 * [taylor]: Taking taylor expansion of (* y (- (/ 1 y) (/ 1 x))) in x
0.719 * [taylor]: Taking taylor expansion of y in x
0.719 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x
0.719 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.719 * [taylor]: Taking taylor expansion of y in x
0.719 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.719 * [taylor]: Taking taylor expansion of x in x
0.720 * [taylor]: Taking taylor expansion of y in y
0.721 * [taylor]: Taking taylor expansion of (neg 1) in y
0.721 * [taylor]: Taking taylor expansion of 1 in y
0.723 * [taylor]: Taking taylor expansion of 0 in y
0.725 * [taylor]: Taking taylor expansion of 0 in y
0.728 * [taylor]: Taking taylor expansion of 0 in y
0.729 * * * [progress]: simplifying candidates
0.731 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (- (+ (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)))
  (neg (* x 2.0))
  (neg (/ (- 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))
  (- (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))
  (neg (- x y))
  (neg 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)
0.736 * * [simplify]: iteration  0 :  386  enodes  (cost  605 )
0.745 * * [simplify]: iteration  1 :  1911  enodes  (cost  547 )
0.779 * * [simplify]: iteration  2 :  5002  enodes  (cost  547 )
0.783 * [simplify]: Simplified to:
   (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)))
  (neg (* x 2.0))
  (neg (/ (- 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))
  (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))
  (neg (- x y))
  (neg 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))
  (* (+ (* y (+ x y)) (* x x)) y)
  (* y (+ x y))
  0
  0
  0
  (- (/ x y) 1)
  (- (/ x y) 1)
  (- (/ x y) 1)
0.783 * * * [progress]: adding candidates to table
1.023 * * [progress]: iteration 4 / 4
1.023 * * * [progress]: picking best candidate
1.028 * * * * [pick]: Picked  #<alt (λ (x y) (* (/ x (- x y)) (* y 2.0)))>
1.028 * * * [progress]: localizing error
1.035 * * * [progress]: generating rewritten candidates
1.035 * * * * [progress]: [ 1 / 2 ] rewriting at (2)
1.045 * * * * [progress]: [ 2 / 2 ] rewriting at (2 1)
1.055 * * * [progress]: generating series expansions
1.056 * * * * [progress]: [ 1 / 2 ] generating series at (2)
1.056 * [approximate]: Taking taylor expansion of (* 2.0 (/ (* x y) (- x y))) in (x y) around 0
1.056 * [taylor]: Taking taylor expansion of (* 2.0 (/ (* x y) (- x y))) in y
1.056 * [taylor]: Taking taylor expansion of 2.0 in y
1.056 * [taylor]: Taking taylor expansion of (/ (* x y) (- x y)) in y
1.056 * [taylor]: Taking taylor expansion of (* x y) in y
1.056 * [taylor]: Taking taylor expansion of x in y
1.056 * [taylor]: Taking taylor expansion of y in y
1.056 * [taylor]: Taking taylor expansion of (- x y) in y
1.056 * [taylor]: Taking taylor expansion of x in y
1.056 * [taylor]: Taking taylor expansion of y in y
1.057 * [taylor]: Taking taylor expansion of (* 2.0 (/ (* x y) (- x y))) in x
1.057 * [taylor]: Taking taylor expansion of 2.0 in x
1.057 * [taylor]: Taking taylor expansion of (/ (* x y) (- x y)) in x
1.057 * [taylor]: Taking taylor expansion of (* x y) in x
1.057 * [taylor]: Taking taylor expansion of x in x
1.057 * [taylor]: Taking taylor expansion of y in x
1.057 * [taylor]: Taking taylor expansion of (- x y) in x
1.057 * [taylor]: Taking taylor expansion of x in x
1.057 * [taylor]: Taking taylor expansion of y in x
1.057 * [taylor]: Taking taylor expansion of (* 2.0 (/ (* x y) (- x y))) in x
1.057 * [taylor]: Taking taylor expansion of 2.0 in x
1.057 * [taylor]: Taking taylor expansion of (/ (* x y) (- x y)) in x
1.057 * [taylor]: Taking taylor expansion of (* x y) in x
1.057 * [taylor]: Taking taylor expansion of x in x
1.057 * [taylor]: Taking taylor expansion of y in x
1.057 * [taylor]: Taking taylor expansion of (- x y) in x
1.057 * [taylor]: Taking taylor expansion of x in x
1.058 * [taylor]: Taking taylor expansion of y in x
1.058 * [taylor]: Taking taylor expansion of -2.0 in y
1.060 * [taylor]: Taking taylor expansion of (neg (* 2.0 (/ 1 y))) in y
1.060 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 y)) in y
1.060 * [taylor]: Taking taylor expansion of 2.0 in y
1.060 * [taylor]: Taking taylor expansion of (/ 1 y) in y
1.060 * [taylor]: Taking taylor expansion of y in y
1.064 * [taylor]: Taking taylor expansion of (neg (* 2.0 (/ 1 (pow y 2)))) in y
1.064 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in y
1.064 * [taylor]: Taking taylor expansion of 2.0 in y
1.064 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
1.064 * [taylor]: Taking taylor expansion of (pow y 2) in y
1.064 * [taylor]: Taking taylor expansion of y in y
1.070 * [approximate]: Taking taylor expansion of (/ 2.0 (* (- (/ 1 x) (/ 1 y)) (* x y))) in (x y) around 0
1.070 * [taylor]: Taking taylor expansion of (/ 2.0 (* (- (/ 1 x) (/ 1 y)) (* x y))) in y
1.070 * [taylor]: Taking taylor expansion of 2.0 in y
1.070 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) (* x y)) in y
1.070 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in y
1.070 * [taylor]: Taking taylor expansion of (/ 1 x) in y
1.070 * [taylor]: Taking taylor expansion of x in y
1.070 * [taylor]: Taking taylor expansion of (/ 1 y) in y
1.070 * [taylor]: Taking taylor expansion of y in y
1.070 * [taylor]: Taking taylor expansion of (* x y) in y
1.070 * [taylor]: Taking taylor expansion of x in y
1.070 * [taylor]: Taking taylor expansion of y in y
1.072 * [taylor]: Taking taylor expansion of (/ 2.0 (* (- (/ 1 x) (/ 1 y)) (* x y))) in x
1.072 * [taylor]: Taking taylor expansion of 2.0 in x
1.072 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) (* x y)) in x
1.073 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x
1.073 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.073 * [taylor]: Taking taylor expansion of x in x
1.073 * [taylor]: Taking taylor expansion of (/ 1 y) in x
1.073 * [taylor]: Taking taylor expansion of y in x
1.073 * [taylor]: Taking taylor expansion of (* x y) in x
1.073 * [taylor]: Taking taylor expansion of x in x
1.073 * [taylor]: Taking taylor expansion of y in x
1.074 * [taylor]: Taking taylor expansion of (/ 2.0 (* (- (/ 1 x) (/ 1 y)) (* x y))) in x
1.074 * [taylor]: Taking taylor expansion of 2.0 in x
1.074 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) (* x y)) in x
1.074 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x
1.074 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.074 * [taylor]: Taking taylor expansion of x in x
1.075 * [taylor]: Taking taylor expansion of (/ 1 y) in x
1.075 * [taylor]: Taking taylor expansion of y in x
1.075 * [taylor]: Taking taylor expansion of (* x y) in x
1.075 * [taylor]: Taking taylor expansion of x in x
1.075 * [taylor]: Taking taylor expansion of y in x
1.076 * [taylor]: Taking taylor expansion of (/ 2.0 y) in y
1.076 * [taylor]: Taking taylor expansion of 2.0 in y
1.076 * [taylor]: Taking taylor expansion of y in y
1.080 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in y
1.080 * [taylor]: Taking taylor expansion of 2.0 in y
1.080 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
1.080 * [taylor]: Taking taylor expansion of (pow y 2) in y
1.080 * [taylor]: Taking taylor expansion of y in y
1.086 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 3))) in y
1.086 * [taylor]: Taking taylor expansion of 2.0 in y
1.086 * [taylor]: Taking taylor expansion of (/ 1 (pow y 3)) in y
1.086 * [taylor]: Taking taylor expansion of (pow y 3) in y
1.086 * [taylor]: Taking taylor expansion of y in y
1.094 * [approximate]: Taking taylor expansion of (/ 2.0 (* x (* y (- (/ 1 y) (/ 1 x))))) in (x y) around 0
1.094 * [taylor]: Taking taylor expansion of (/ 2.0 (* x (* y (- (/ 1 y) (/ 1 x))))) in y
1.094 * [taylor]: Taking taylor expansion of 2.0 in y
1.094 * [taylor]: Taking taylor expansion of (* x (* y (- (/ 1 y) (/ 1 x)))) in y
1.094 * [taylor]: Taking taylor expansion of x in y
1.094 * [taylor]: Taking taylor expansion of (* y (- (/ 1 y) (/ 1 x))) in y
1.094 * [taylor]: Taking taylor expansion of y in y
1.094 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in y
1.094 * [taylor]: Taking taylor expansion of (/ 1 y) in y
1.094 * [taylor]: Taking taylor expansion of y in y
1.094 * [taylor]: Taking taylor expansion of (/ 1 x) in y
1.094 * [taylor]: Taking taylor expansion of x in y
1.096 * [taylor]: Taking taylor expansion of (/ 2.0 (* x (* y (- (/ 1 y) (/ 1 x))))) in x
1.096 * [taylor]: Taking taylor expansion of 2.0 in x
1.096 * [taylor]: Taking taylor expansion of (* x (* y (- (/ 1 y) (/ 1 x)))) in x
1.096 * [taylor]: Taking taylor expansion of x in x
1.096 * [taylor]: Taking taylor expansion of (* y (- (/ 1 y) (/ 1 x))) in x
1.096 * [taylor]: Taking taylor expansion of y in x
1.096 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x
1.096 * [taylor]: Taking taylor expansion of (/ 1 y) in x
1.096 * [taylor]: Taking taylor expansion of y in x
1.096 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.096 * [taylor]: Taking taylor expansion of x in x
1.098 * [taylor]: Taking taylor expansion of (/ 2.0 (* x (* y (- (/ 1 y) (/ 1 x))))) in x
1.098 * [taylor]: Taking taylor expansion of 2.0 in x
1.098 * [taylor]: Taking taylor expansion of (* x (* y (- (/ 1 y) (/ 1 x)))) in x
1.098 * [taylor]: Taking taylor expansion of x in x
1.098 * [taylor]: Taking taylor expansion of (* y (- (/ 1 y) (/ 1 x))) in x
1.098 * [taylor]: Taking taylor expansion of y in x
1.098 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x
1.098 * [taylor]: Taking taylor expansion of (/ 1 y) in x
1.098 * [taylor]: Taking taylor expansion of y in x
1.098 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.098 * [taylor]: Taking taylor expansion of x in x
1.101 * [taylor]: Taking taylor expansion of (/ -2.0 y) in y
1.101 * [taylor]: Taking taylor expansion of -2.0 in y
1.101 * [taylor]: Taking taylor expansion of y in y
1.104 * [taylor]: Taking taylor expansion of (neg (* 2.0 (/ 1 (pow y 2)))) in y
1.104 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in y
1.104 * [taylor]: Taking taylor expansion of 2.0 in y
1.104 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
1.104 * [taylor]: Taking taylor expansion of (pow y 2) in y
1.104 * [taylor]: Taking taylor expansion of y in y
1.110 * [taylor]: Taking taylor expansion of (neg (* 2.0 (/ 1 (pow y 3)))) in y
1.110 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 3))) in y
1.110 * [taylor]: Taking taylor expansion of 2.0 in y
1.110 * [taylor]: Taking taylor expansion of (/ 1 (pow y 3)) in y
1.110 * [taylor]: Taking taylor expansion of (pow y 3) in y
1.110 * [taylor]: Taking taylor expansion of y in y
1.118 * * * * [progress]: [ 2 / 2 ] generating series at (2 1)
1.118 * [approximate]: Taking taylor expansion of (/ x (- x y)) in (x y) around 0
1.118 * [taylor]: Taking taylor expansion of (/ x (- x y)) in y
1.118 * [taylor]: Taking taylor expansion of x in y
1.118 * [taylor]: Taking taylor expansion of (- x y) in y
1.118 * [taylor]: Taking taylor expansion of x in y
1.118 * [taylor]: Taking taylor expansion of y in y
1.119 * [taylor]: Taking taylor expansion of (/ x (- x y)) in x
1.119 * [taylor]: Taking taylor expansion of x in x
1.119 * [taylor]: Taking taylor expansion of (- x y) in x
1.119 * [taylor]: Taking taylor expansion of x in x
1.119 * [taylor]: Taking taylor expansion of y in x
1.119 * [taylor]: Taking taylor expansion of (/ x (- x y)) in x
1.119 * [taylor]: Taking taylor expansion of x in x
1.119 * [taylor]: Taking taylor expansion of (- x y) in x
1.119 * [taylor]: Taking taylor expansion of x in x
1.119 * [taylor]: Taking taylor expansion of y in x
1.119 * [taylor]: Taking taylor expansion of (/ -1 y) in y
1.119 * [taylor]: Taking taylor expansion of -1 in y
1.119 * [taylor]: Taking taylor expansion of y in y
1.120 * [taylor]: Taking taylor expansion of (neg (/ 1 (pow y 2))) in y
1.120 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
1.120 * [taylor]: Taking taylor expansion of (pow y 2) in y
1.120 * [taylor]: Taking taylor expansion of y in y
1.124 * [taylor]: Taking taylor expansion of (neg (/ 1 (pow y 3))) in y
1.124 * [taylor]: Taking taylor expansion of (/ 1 (pow y 3)) in y
1.124 * [taylor]: Taking taylor expansion of (pow y 3) in y
1.124 * [taylor]: Taking taylor expansion of y in y
1.135 * [approximate]: Taking taylor expansion of (/ 1 (* (- (/ 1 x) (/ 1 y)) x)) in (x y) around 0
1.135 * [taylor]: Taking taylor expansion of (/ 1 (* (- (/ 1 x) (/ 1 y)) x)) in y
1.135 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) x) in y
1.135 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in y
1.135 * [taylor]: Taking taylor expansion of (/ 1 x) in y
1.135 * [taylor]: Taking taylor expansion of x in y
1.135 * [taylor]: Taking taylor expansion of (/ 1 y) in y
1.135 * [taylor]: Taking taylor expansion of y in y
1.136 * [taylor]: Taking taylor expansion of x in y
1.136 * [taylor]: Taking taylor expansion of (/ 1 (* (- (/ 1 x) (/ 1 y)) x)) in x
1.136 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) x) in x
1.136 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x
1.136 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.136 * [taylor]: Taking taylor expansion of x in x
1.137 * [taylor]: Taking taylor expansion of (/ 1 y) in x
1.137 * [taylor]: Taking taylor expansion of y in x
1.137 * [taylor]: Taking taylor expansion of x in x
1.138 * [taylor]: Taking taylor expansion of (/ 1 (* (- (/ 1 x) (/ 1 y)) x)) in x
1.138 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) x) in x
1.138 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x
1.138 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.138 * [taylor]: Taking taylor expansion of x in x
1.139 * [taylor]: Taking taylor expansion of (/ 1 y) in x
1.139 * [taylor]: Taking taylor expansion of y in x
1.139 * [taylor]: Taking taylor expansion of x in x
1.140 * [taylor]: Taking taylor expansion of 1 in y
1.142 * [taylor]: Taking taylor expansion of (/ 1 y) in y
1.142 * [taylor]: Taking taylor expansion of y in y
1.145 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
1.145 * [taylor]: Taking taylor expansion of (pow y 2) in y
1.145 * [taylor]: Taking taylor expansion of y in y
1.149 * [approximate]: Taking taylor expansion of (/ -1 (* x (- (/ 1 y) (/ 1 x)))) in (x y) around 0
1.149 * [taylor]: Taking taylor expansion of (/ -1 (* x (- (/ 1 y) (/ 1 x)))) in y
1.149 * [taylor]: Taking taylor expansion of -1 in y
1.149 * [taylor]: Taking taylor expansion of (* x (- (/ 1 y) (/ 1 x))) in y
1.149 * [taylor]: Taking taylor expansion of x in y
1.149 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in y
1.149 * [taylor]: Taking taylor expansion of (/ 1 y) in y
1.149 * [taylor]: Taking taylor expansion of y in y
1.150 * [taylor]: Taking taylor expansion of (/ 1 x) in y
1.150 * [taylor]: Taking taylor expansion of x in y
1.150 * [taylor]: Taking taylor expansion of (/ -1 (* x (- (/ 1 y) (/ 1 x)))) in x
1.150 * [taylor]: Taking taylor expansion of -1 in x
1.150 * [taylor]: Taking taylor expansion of (* x (- (/ 1 y) (/ 1 x))) in x
1.150 * [taylor]: Taking taylor expansion of x in x
1.150 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x
1.150 * [taylor]: Taking taylor expansion of (/ 1 y) in x
1.150 * [taylor]: Taking taylor expansion of y in x
1.150 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.150 * [taylor]: Taking taylor expansion of x in x
1.153 * [taylor]: Taking taylor expansion of (/ -1 (* x (- (/ 1 y) (/ 1 x)))) in x
1.153 * [taylor]: Taking taylor expansion of -1 in x
1.153 * [taylor]: Taking taylor expansion of (* x (- (/ 1 y) (/ 1 x))) in x
1.153 * [taylor]: Taking taylor expansion of x in x
1.153 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x
1.153 * [taylor]: Taking taylor expansion of (/ 1 y) in x
1.153 * [taylor]: Taking taylor expansion of y in x
1.153 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.153 * [taylor]: Taking taylor expansion of x in x
1.155 * [taylor]: Taking taylor expansion of 1 in y
1.157 * [taylor]: Taking taylor expansion of (/ 1 y) in y
1.157 * [taylor]: Taking taylor expansion of y in y
1.161 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
1.161 * [taylor]: Taking taylor expansion of (pow y 2) in y
1.161 * [taylor]: Taking taylor expansion of y in y
1.165 * * * [progress]: simplifying candidates
1.166 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (* (/ 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))
  (- (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)))
  (neg x)
  (neg (- 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
1.171 * * [simplify]: iteration  0 :  312  enodes  (cost  431 )
1.178 * * [simplify]: iteration  1 :  1237  enodes  (cost  380 )
1.204 * * [simplify]: iteration  2 :  5001  enodes  (cost  380 )
1.207 * [simplify]: Simplified to:
   (* (/ 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))
  (* (* y 2.0) (+ (* y (+ y x)) (* x x)))
  (* (+ x y) (* y 2.0))
  (* x (* y 2.0))
  (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)))
  (neg x)
  (neg (- 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
1.207 * * * [progress]: adding candidates to table
1.401 * [progress]: [Phase 3 of 3] Extracting.
1.401 * * [regime]: Finding splitpoints for: (#<alt (λ (x y) (* (/ x (- x y)) (* y 2.0)))> #<alt (λ (x y) (/ (* x 2.0) (- (/ x y) 1)))>)
1.402 * * * [regime-changes]: Trying 2 branch expressions: (y x)
1.402 * * * * [regimes]: Trying to branch on y from (#<alt (λ (x y) (* (/ x (- x y)) (* y 2.0)))> #<alt (λ (x y) (/ (* x 2.0) (- (/ x y) 1)))>)
1.443 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x y) (* (/ x (- x y)) (* y 2.0)))> #<alt (λ (x y) (/ (* x 2.0) (- (/ x y) 1)))>)
1.485 * * * [regime]: Found split indices: #<option (#s(si 1 47) #s(si 0 180) #s(si 1 255))>
1.486 * [binary-search]: Improving bounds with binary search for y and (#<alt (λ (x y) (* (/ x (- x y)) (* y 2.0)))> #<alt (λ (x y) (/ (* x 2.0) (- (/ x y) 1)))>)
1.557 * [regimes]: Found splitpoints: (#s(sp 1 y -6.524014753828898e+53) #s(sp 0 y 2.225848508148988e-52) #s(sp 1 y +nan.0)) , with alts (#<alt (λ (x y) (* (/ x (- x y)) (* y 2.0)))> #<alt (λ (x y) (/ (* x 2.0) (- (/ x y) 1)))>)
1.557 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (if (<= y -6.524014753828898e+53) (/ (* x 2.0) (- (/ x y) 1)) (if (<= y 2.225848508148988e-52) (* (/ x (- x y)) (* y 2.0)) (/ (* x 2.0) (- (/ x y) 1))))
1.558 * * [simplify]: iteration  0 :  26  enodes  (cost  8 )
1.558 * * [simplify]: iteration  1 :  26  enodes  (cost  8 )
1.558 * [simplify]: Simplified to:
   (if (or (<= y -6.524014753828898e+53) (not (<= y 2.225848508148988e-52))) (/ (* x 2.0) (- (/ x y) 1)) (* (/ x (- x y)) (* y 2.0)))
2.227 * [regime-testing]: Baseline error score: 6.870084080510842
2.227 * [regime-testing]: Oracle error score: 0.006625828228528566
2.229 * [regime-testing]: End program error score: 0.2440955132498498
2.298 * [regime-testing]: Target error score: 0.3753069018098633