29.317 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.014 * * * [progress]: [2/2] Setting up program.
0.017 * [progress]: [Phase 2 of 3] Improving.
0.017 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (/ (* (* x 2.0) y) (- x y))
0.019 * * [simplify]: iteration  0 :  15  enodes  (cost  4 )
0.020 * * [simplify]: iteration  1 :  36  enodes  (cost  4 )
0.021 * * [simplify]: iteration  2 :  73  enodes  (cost  4 )
0.023 * * [simplify]: iteration  3 :  127  enodes  (cost  4 )
0.025 * * [simplify]: iteration  4 :  167  enodes  (cost  4 )
0.027 * * [simplify]: iteration  5 :  185  enodes  (cost  4 )
0.029 * * [simplify]: iteration  6 :  187  enodes  (cost  4 )
0.031 * * [simplify]: iteration  7 :  187  enodes  (cost  4 )
0.031 * [simplify]: Simplified to:
   (/ (* (* x 2.0) y) (- x y))
0.031 * * [progress]: iteration 1 / 4
0.031 * * * [progress]: picking best candidate
0.033 * * * * [pick]: Picked  #<alt (λ (x y) (/ (* (* x 2.0) y) (- x y)))>
0.033 * * * [progress]: localizing error
0.039 * * * [progress]: generating rewritten candidates
0.039 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.048 * * * [progress]: generating series expansions
0.048 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.048 * [approximate]: Taking taylor expansion of (* 2.0 (/ (* x y) (- x y))) in (x y) around 0
0.048 * [taylor]: Taking taylor expansion of (* 2.0 (/ (* x y) (- x y))) in y
0.048 * [taylor]: Taking taylor expansion of 2.0 in y
0.048 * [taylor]: Taking taylor expansion of (/ (* x y) (- x y)) in y
0.048 * [taylor]: Taking taylor expansion of (* x y) in y
0.048 * [taylor]: Taking taylor expansion of x in y
0.048 * [taylor]: Taking taylor expansion of y in y
0.048 * [taylor]: Taking taylor expansion of (- x y) in y
0.048 * [taylor]: Taking taylor expansion of x in y
0.048 * [taylor]: Taking taylor expansion of y in y
0.049 * [taylor]: Taking taylor expansion of (* 2.0 (/ (* x y) (- x y))) in x
0.049 * [taylor]: Taking taylor expansion of 2.0 in x
0.049 * [taylor]: Taking taylor expansion of (/ (* x y) (- x y)) in x
0.049 * [taylor]: Taking taylor expansion of (* x y) in x
0.049 * [taylor]: Taking taylor expansion of x in x
0.049 * [taylor]: Taking taylor expansion of y in x
0.049 * [taylor]: Taking taylor expansion of (- x y) in x
0.049 * [taylor]: Taking taylor expansion of x in x
0.049 * [taylor]: Taking taylor expansion of y in x
0.049 * [taylor]: Taking taylor expansion of (* 2.0 (/ (* x y) (- x y))) in x
0.049 * [taylor]: Taking taylor expansion of 2.0 in x
0.049 * [taylor]: Taking taylor expansion of (/ (* x y) (- x y)) in x
0.049 * [taylor]: Taking taylor expansion of (* x y) in x
0.049 * [taylor]: Taking taylor expansion of x in x
0.049 * [taylor]: Taking taylor expansion of y in x
0.049 * [taylor]: Taking taylor expansion of (- x y) in x
0.049 * [taylor]: Taking taylor expansion of x in x
0.049 * [taylor]: Taking taylor expansion of y in x
0.049 * [taylor]: Taking taylor expansion of -2.0 in y
0.049 * [taylor]: Taking taylor expansion of (neg (* 2.0 (/ 1 y))) in y
0.049 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 y)) in y
0.049 * [taylor]: Taking taylor expansion of 2.0 in y
0.049 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.049 * [taylor]: Taking taylor expansion of y in y
0.050 * [taylor]: Taking taylor expansion of (neg (* 2.0 (/ 1 (pow y 2)))) in y
0.050 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in y
0.050 * [taylor]: Taking taylor expansion of 2.0 in y
0.050 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.050 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.050 * [taylor]: Taking taylor expansion of y in y
0.050 * [approximate]: Taking taylor expansion of (/ 2.0 (* (- (/ 1 x) (/ 1 y)) (* x y))) in (x y) around 0
0.050 * [taylor]: Taking taylor expansion of (/ 2.0 (* (- (/ 1 x) (/ 1 y)) (* x y))) in y
0.050 * [taylor]: Taking taylor expansion of 2.0 in y
0.050 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) (* x y)) in y
0.050 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in y
0.050 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.051 * [taylor]: Taking taylor expansion of x in y
0.051 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.051 * [taylor]: Taking taylor expansion of y in y
0.051 * [taylor]: Taking taylor expansion of (* x y) in y
0.051 * [taylor]: Taking taylor expansion of x in y
0.051 * [taylor]: Taking taylor expansion of y in y
0.051 * [taylor]: Taking taylor expansion of (/ 2.0 (* (- (/ 1 x) (/ 1 y)) (* x y))) in x
0.051 * [taylor]: Taking taylor expansion of 2.0 in x
0.051 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) (* x y)) in x
0.051 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x
0.051 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.051 * [taylor]: Taking taylor expansion of x in x
0.051 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.051 * [taylor]: Taking taylor expansion of y in x
0.051 * [taylor]: Taking taylor expansion of (* x y) in x
0.051 * [taylor]: Taking taylor expansion of x in x
0.051 * [taylor]: Taking taylor expansion of y in x
0.051 * [taylor]: Taking taylor expansion of (/ 2.0 (* (- (/ 1 x) (/ 1 y)) (* x y))) in x
0.051 * [taylor]: Taking taylor expansion of 2.0 in x
0.051 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) (* x y)) in x
0.051 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x
0.051 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.051 * [taylor]: Taking taylor expansion of x in x
0.051 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.051 * [taylor]: Taking taylor expansion of y in x
0.051 * [taylor]: Taking taylor expansion of (* x y) in x
0.051 * [taylor]: Taking taylor expansion of x in x
0.051 * [taylor]: Taking taylor expansion of y in x
0.052 * [taylor]: Taking taylor expansion of (/ 2.0 y) in y
0.052 * [taylor]: Taking taylor expansion of 2.0 in y
0.052 * [taylor]: Taking taylor expansion of y in y
0.052 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in y
0.052 * [taylor]: Taking taylor expansion of 2.0 in y
0.052 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.052 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.052 * [taylor]: Taking taylor expansion of y in y
0.053 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 3))) in y
0.053 * [taylor]: Taking taylor expansion of 2.0 in y
0.053 * [taylor]: Taking taylor expansion of (/ 1 (pow y 3)) in y
0.053 * [taylor]: Taking taylor expansion of (pow y 3) in y
0.053 * [taylor]: Taking taylor expansion of y in y
0.054 * [approximate]: Taking taylor expansion of (/ 2.0 (* x (* y (- (/ 1 y) (/ 1 x))))) in (x y) around 0
0.054 * [taylor]: Taking taylor expansion of (/ 2.0 (* x (* y (- (/ 1 y) (/ 1 x))))) in y
0.054 * [taylor]: Taking taylor expansion of 2.0 in y
0.054 * [taylor]: Taking taylor expansion of (* x (* y (- (/ 1 y) (/ 1 x)))) in y
0.054 * [taylor]: Taking taylor expansion of x in y
0.054 * [taylor]: Taking taylor expansion of (* y (- (/ 1 y) (/ 1 x))) in y
0.054 * [taylor]: Taking taylor expansion of y in y
0.054 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in y
0.054 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.054 * [taylor]: Taking taylor expansion of y in y
0.054 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.054 * [taylor]: Taking taylor expansion of x in y
0.054 * [taylor]: Taking taylor expansion of (/ 2.0 (* x (* y (- (/ 1 y) (/ 1 x))))) in x
0.054 * [taylor]: Taking taylor expansion of 2.0 in x
0.054 * [taylor]: Taking taylor expansion of (* x (* y (- (/ 1 y) (/ 1 x)))) in x
0.054 * [taylor]: Taking taylor expansion of x in x
0.054 * [taylor]: Taking taylor expansion of (* y (- (/ 1 y) (/ 1 x))) in x
0.054 * [taylor]: Taking taylor expansion of y in x
0.054 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x
0.054 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.054 * [taylor]: Taking taylor expansion of y in x
0.054 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.054 * [taylor]: Taking taylor expansion of x in x
0.054 * [taylor]: Taking taylor expansion of (/ 2.0 (* x (* y (- (/ 1 y) (/ 1 x))))) in x
0.054 * [taylor]: Taking taylor expansion of 2.0 in x
0.054 * [taylor]: Taking taylor expansion of (* x (* y (- (/ 1 y) (/ 1 x)))) in x
0.054 * [taylor]: Taking taylor expansion of x in x
0.055 * [taylor]: Taking taylor expansion of (* y (- (/ 1 y) (/ 1 x))) in x
0.055 * [taylor]: Taking taylor expansion of y in x
0.055 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x
0.055 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.055 * [taylor]: Taking taylor expansion of y in x
0.055 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.055 * [taylor]: Taking taylor expansion of x in x
0.055 * [taylor]: Taking taylor expansion of (/ -2.0 y) in y
0.055 * [taylor]: Taking taylor expansion of -2.0 in y
0.055 * [taylor]: Taking taylor expansion of y in y
0.055 * [taylor]: Taking taylor expansion of (neg (* 2.0 (/ 1 (pow y 2)))) in y
0.055 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in y
0.055 * [taylor]: Taking taylor expansion of 2.0 in y
0.055 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.055 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.055 * [taylor]: Taking taylor expansion of y in y
0.056 * [taylor]: Taking taylor expansion of (neg (* 2.0 (/ 1 (pow y 3)))) in y
0.056 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 3))) in y
0.056 * [taylor]: Taking taylor expansion of 2.0 in y
0.056 * [taylor]: Taking taylor expansion of (/ 1 (pow y 3)) in y
0.056 * [taylor]: Taking taylor expansion of (pow y 3) in y
0.056 * [taylor]: Taking taylor expansion of y in y
0.057 * * * [progress]: simplifying candidates
0.057 * [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
0.061 * * [simplify]: iteration  0 :  211  enodes  (cost  184 )
0.065 * * [simplify]: iteration  1 :  1144  enodes  (cost  151 )
0.088 * * [simplify]: iteration  2 :  5002  enodes  (cost  151 )
0.089 * [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
0.089 * * * [progress]: adding candidates to table
0.128 * * [progress]: iteration 2 / 4
0.128 * * * [progress]: picking best candidate
0.150 * * * * [pick]: Picked  #<alt (λ (x y) (* (* x 2.0) (/ y (- x y))))>
0.150 * * * [progress]: localizing error
0.160 * * * [progress]: generating rewritten candidates
0.160 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.181 * * * [progress]: generating series expansions
0.181 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.181 * [approximate]: Taking taylor expansion of (* 2.0 (/ (* x y) (- x y))) in (x y) around 0
0.181 * [taylor]: Taking taylor expansion of (* 2.0 (/ (* x y) (- x y))) in y
0.181 * [taylor]: Taking taylor expansion of 2.0 in y
0.181 * [taylor]: Taking taylor expansion of (/ (* x y) (- x y)) in y
0.181 * [taylor]: Taking taylor expansion of (* x y) in y
0.181 * [taylor]: Taking taylor expansion of x in y
0.181 * [taylor]: Taking taylor expansion of y in y
0.181 * [taylor]: Taking taylor expansion of (- x y) in y
0.182 * [taylor]: Taking taylor expansion of x in y
0.182 * [taylor]: Taking taylor expansion of y in y
0.182 * [taylor]: Taking taylor expansion of (* 2.0 (/ (* x y) (- x y))) in x
0.182 * [taylor]: Taking taylor expansion of 2.0 in x
0.182 * [taylor]: Taking taylor expansion of (/ (* x y) (- x y)) in x
0.182 * [taylor]: Taking taylor expansion of (* x y) in x
0.182 * [taylor]: Taking taylor expansion of x in x
0.182 * [taylor]: Taking taylor expansion of y in x
0.182 * [taylor]: Taking taylor expansion of (- x y) in x
0.182 * [taylor]: Taking taylor expansion of x in x
0.182 * [taylor]: Taking taylor expansion of y in x
0.182 * [taylor]: Taking taylor expansion of (* 2.0 (/ (* x y) (- x y))) in x
0.182 * [taylor]: Taking taylor expansion of 2.0 in x
0.182 * [taylor]: Taking taylor expansion of (/ (* x y) (- x y)) in x
0.182 * [taylor]: Taking taylor expansion of (* x y) in x
0.182 * [taylor]: Taking taylor expansion of x in x
0.182 * [taylor]: Taking taylor expansion of y in x
0.182 * [taylor]: Taking taylor expansion of (- x y) in x
0.182 * [taylor]: Taking taylor expansion of x in x
0.182 * [taylor]: Taking taylor expansion of y in x
0.183 * [taylor]: Taking taylor expansion of -2.0 in y
0.183 * [taylor]: Taking taylor expansion of (neg (* 2.0 (/ 1 y))) in y
0.183 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 y)) in y
0.183 * [taylor]: Taking taylor expansion of 2.0 in y
0.183 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.183 * [taylor]: Taking taylor expansion of y in y
0.184 * [taylor]: Taking taylor expansion of (neg (* 2.0 (/ 1 (pow y 2)))) in y
0.184 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in y
0.184 * [taylor]: Taking taylor expansion of 2.0 in y
0.184 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.184 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.184 * [taylor]: Taking taylor expansion of y in y
0.185 * [approximate]: Taking taylor expansion of (/ 2.0 (* (- (/ 1 x) (/ 1 y)) (* x y))) in (x y) around 0
0.185 * [taylor]: Taking taylor expansion of (/ 2.0 (* (- (/ 1 x) (/ 1 y)) (* x y))) in y
0.185 * [taylor]: Taking taylor expansion of 2.0 in y
0.185 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) (* x y)) in y
0.185 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in y
0.185 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.185 * [taylor]: Taking taylor expansion of x in y
0.185 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.185 * [taylor]: Taking taylor expansion of y in y
0.185 * [taylor]: Taking taylor expansion of (* x y) in y
0.185 * [taylor]: Taking taylor expansion of x in y
0.185 * [taylor]: Taking taylor expansion of y in y
0.185 * [taylor]: Taking taylor expansion of (/ 2.0 (* (- (/ 1 x) (/ 1 y)) (* x y))) in x
0.186 * [taylor]: Taking taylor expansion of 2.0 in x
0.186 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) (* x y)) in x
0.186 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x
0.186 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.186 * [taylor]: Taking taylor expansion of x in x
0.186 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.186 * [taylor]: Taking taylor expansion of y in x
0.186 * [taylor]: Taking taylor expansion of (* x y) in x
0.186 * [taylor]: Taking taylor expansion of x in x
0.186 * [taylor]: Taking taylor expansion of y in x
0.186 * [taylor]: Taking taylor expansion of (/ 2.0 (* (- (/ 1 x) (/ 1 y)) (* x y))) in x
0.186 * [taylor]: Taking taylor expansion of 2.0 in x
0.186 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) (* x y)) in x
0.186 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x
0.186 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.186 * [taylor]: Taking taylor expansion of x in x
0.186 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.186 * [taylor]: Taking taylor expansion of y in x
0.186 * [taylor]: Taking taylor expansion of (* x y) in x
0.186 * [taylor]: Taking taylor expansion of x in x
0.187 * [taylor]: Taking taylor expansion of y in x
0.187 * [taylor]: Taking taylor expansion of (/ 2.0 y) in y
0.187 * [taylor]: Taking taylor expansion of 2.0 in y
0.187 * [taylor]: Taking taylor expansion of y in y
0.188 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in y
0.188 * [taylor]: Taking taylor expansion of 2.0 in y
0.188 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.188 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.188 * [taylor]: Taking taylor expansion of y in y
0.189 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 3))) in y
0.189 * [taylor]: Taking taylor expansion of 2.0 in y
0.189 * [taylor]: Taking taylor expansion of (/ 1 (pow y 3)) in y
0.189 * [taylor]: Taking taylor expansion of (pow y 3) in y
0.189 * [taylor]: Taking taylor expansion of y in y
0.190 * [approximate]: Taking taylor expansion of (/ 2.0 (* x (* y (- (/ 1 y) (/ 1 x))))) in (x y) around 0
0.190 * [taylor]: Taking taylor expansion of (/ 2.0 (* x (* y (- (/ 1 y) (/ 1 x))))) in y
0.190 * [taylor]: Taking taylor expansion of 2.0 in y
0.190 * [taylor]: Taking taylor expansion of (* x (* y (- (/ 1 y) (/ 1 x)))) in y
0.190 * [taylor]: Taking taylor expansion of x in y
0.190 * [taylor]: Taking taylor expansion of (* y (- (/ 1 y) (/ 1 x))) in y
0.190 * [taylor]: Taking taylor expansion of y in y
0.190 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in y
0.190 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.190 * [taylor]: Taking taylor expansion of y in y
0.190 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.190 * [taylor]: Taking taylor expansion of x in y
0.191 * [taylor]: Taking taylor expansion of (/ 2.0 (* x (* y (- (/ 1 y) (/ 1 x))))) in x
0.191 * [taylor]: Taking taylor expansion of 2.0 in x
0.191 * [taylor]: Taking taylor expansion of (* x (* y (- (/ 1 y) (/ 1 x)))) in x
0.191 * [taylor]: Taking taylor expansion of x in x
0.191 * [taylor]: Taking taylor expansion of (* y (- (/ 1 y) (/ 1 x))) in x
0.191 * [taylor]: Taking taylor expansion of y in x
0.191 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x
0.191 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.191 * [taylor]: Taking taylor expansion of y in x
0.191 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.191 * [taylor]: Taking taylor expansion of x in x
0.191 * [taylor]: Taking taylor expansion of (/ 2.0 (* x (* y (- (/ 1 y) (/ 1 x))))) in x
0.192 * [taylor]: Taking taylor expansion of 2.0 in x
0.192 * [taylor]: Taking taylor expansion of (* x (* y (- (/ 1 y) (/ 1 x)))) in x
0.192 * [taylor]: Taking taylor expansion of x in x
0.192 * [taylor]: Taking taylor expansion of (* y (- (/ 1 y) (/ 1 x))) in x
0.192 * [taylor]: Taking taylor expansion of y in x
0.192 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x
0.192 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.192 * [taylor]: Taking taylor expansion of y in x
0.192 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.192 * [taylor]: Taking taylor expansion of x in x
0.192 * [taylor]: Taking taylor expansion of (/ -2.0 y) in y
0.192 * [taylor]: Taking taylor expansion of -2.0 in y
0.192 * [taylor]: Taking taylor expansion of y in y
0.193 * [taylor]: Taking taylor expansion of (neg (* 2.0 (/ 1 (pow y 2)))) in y
0.193 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in y
0.193 * [taylor]: Taking taylor expansion of 2.0 in y
0.193 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.193 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.193 * [taylor]: Taking taylor expansion of y in y
0.194 * [taylor]: Taking taylor expansion of (neg (* 2.0 (/ 1 (pow y 3)))) in y
0.194 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 3))) in y
0.194 * [taylor]: Taking taylor expansion of 2.0 in y
0.194 * [taylor]: Taking taylor expansion of (/ 1 (pow y 3)) in y
0.194 * [taylor]: Taking taylor expansion of (pow y 3) in y
0.194 * [taylor]: Taking taylor expansion of y in y
0.195 * * * [progress]: simplifying candidates
0.196 * [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)
  0
  0
  0
0.202 * * [simplify]: iteration  0 :  280  enodes  (cost  248 )
0.211 * * [simplify]: iteration  1 :  1531  enodes  (cost  207 )
0.252 * * [simplify]: iteration  2 :  5002  enodes  (cost  207 )
0.254 * [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)
  0
  0
  0
0.255 * * * [progress]: adding candidates to table
0.309 * * [progress]: iteration 3 / 4
0.309 * * * [progress]: picking best candidate
0.326 * * * * [pick]: Picked  #<alt (λ (x y) (/ (* x 2.0) (/ (- x y) y)))>
0.327 * * * [progress]: localizing error
0.337 * * * [progress]: generating rewritten candidates
0.337 * * * * [progress]: [ 1 / 2 ] rewriting at (2)
0.352 * * * * [progress]: [ 2 / 2 ] rewriting at (2 2)
0.369 * * * [progress]: generating series expansions
0.369 * * * * [progress]: [ 1 / 2 ] generating series at (2)
0.369 * [approximate]: Taking taylor expansion of (* 2.0 (/ (* x y) (- x y))) in (x y) around 0
0.369 * [taylor]: Taking taylor expansion of (* 2.0 (/ (* x y) (- x y))) in y
0.369 * [taylor]: Taking taylor expansion of 2.0 in y
0.369 * [taylor]: Taking taylor expansion of (/ (* x y) (- x y)) in y
0.369 * [taylor]: Taking taylor expansion of (* x y) in y
0.369 * [taylor]: Taking taylor expansion of x in y
0.369 * [taylor]: Taking taylor expansion of y in y
0.370 * [taylor]: Taking taylor expansion of (- x y) in y
0.370 * [taylor]: Taking taylor expansion of x in y
0.370 * [taylor]: Taking taylor expansion of y in y
0.370 * [taylor]: Taking taylor expansion of (* 2.0 (/ (* x y) (- x y))) in x
0.370 * [taylor]: Taking taylor expansion of 2.0 in x
0.370 * [taylor]: Taking taylor expansion of (/ (* x y) (- x y)) in x
0.370 * [taylor]: Taking taylor expansion of (* x y) in x
0.370 * [taylor]: Taking taylor expansion of x in x
0.370 * [taylor]: Taking taylor expansion of y in x
0.370 * [taylor]: Taking taylor expansion of (- x y) in x
0.370 * [taylor]: Taking taylor expansion of x in x
0.370 * [taylor]: Taking taylor expansion of y in x
0.370 * [taylor]: Taking taylor expansion of (* 2.0 (/ (* x y) (- x y))) in x
0.370 * [taylor]: Taking taylor expansion of 2.0 in x
0.370 * [taylor]: Taking taylor expansion of (/ (* x y) (- x y)) in x
0.370 * [taylor]: Taking taylor expansion of (* x y) in x
0.370 * [taylor]: Taking taylor expansion of x in x
0.370 * [taylor]: Taking taylor expansion of y in x
0.370 * [taylor]: Taking taylor expansion of (- x y) in x
0.370 * [taylor]: Taking taylor expansion of x in x
0.370 * [taylor]: Taking taylor expansion of y in x
0.371 * [taylor]: Taking taylor expansion of -2.0 in y
0.371 * [taylor]: Taking taylor expansion of (neg (* 2.0 (/ 1 y))) in y
0.371 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 y)) in y
0.371 * [taylor]: Taking taylor expansion of 2.0 in y
0.371 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.371 * [taylor]: Taking taylor expansion of y in y
0.372 * [taylor]: Taking taylor expansion of (neg (* 2.0 (/ 1 (pow y 2)))) in y
0.372 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in y
0.372 * [taylor]: Taking taylor expansion of 2.0 in y
0.372 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.372 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.372 * [taylor]: Taking taylor expansion of y in y
0.373 * [approximate]: Taking taylor expansion of (/ 2.0 (* (- (/ 1 x) (/ 1 y)) (* x y))) in (x y) around 0
0.373 * [taylor]: Taking taylor expansion of (/ 2.0 (* (- (/ 1 x) (/ 1 y)) (* x y))) in y
0.373 * [taylor]: Taking taylor expansion of 2.0 in y
0.373 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) (* x y)) in y
0.373 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in y
0.373 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.373 * [taylor]: Taking taylor expansion of x in y
0.373 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.373 * [taylor]: Taking taylor expansion of y in y
0.373 * [taylor]: Taking taylor expansion of (* x y) in y
0.373 * [taylor]: Taking taylor expansion of x in y
0.373 * [taylor]: Taking taylor expansion of y in y
0.374 * [taylor]: Taking taylor expansion of (/ 2.0 (* (- (/ 1 x) (/ 1 y)) (* x y))) in x
0.374 * [taylor]: Taking taylor expansion of 2.0 in x
0.374 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) (* x y)) in x
0.374 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x
0.374 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.374 * [taylor]: Taking taylor expansion of x in x
0.374 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.374 * [taylor]: Taking taylor expansion of y in x
0.374 * [taylor]: Taking taylor expansion of (* x y) in x
0.374 * [taylor]: Taking taylor expansion of x in x
0.374 * [taylor]: Taking taylor expansion of y in x
0.374 * [taylor]: Taking taylor expansion of (/ 2.0 (* (- (/ 1 x) (/ 1 y)) (* x y))) in x
0.374 * [taylor]: Taking taylor expansion of 2.0 in x
0.374 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) (* x y)) in x
0.374 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x
0.374 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.374 * [taylor]: Taking taylor expansion of x in x
0.374 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.374 * [taylor]: Taking taylor expansion of y in x
0.374 * [taylor]: Taking taylor expansion of (* x y) in x
0.374 * [taylor]: Taking taylor expansion of x in x
0.374 * [taylor]: Taking taylor expansion of y in x
0.374 * [taylor]: Taking taylor expansion of (/ 2.0 y) in y
0.374 * [taylor]: Taking taylor expansion of 2.0 in y
0.375 * [taylor]: Taking taylor expansion of y in y
0.375 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in y
0.375 * [taylor]: Taking taylor expansion of 2.0 in y
0.375 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.375 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.375 * [taylor]: Taking taylor expansion of y in y
0.375 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 3))) in y
0.376 * [taylor]: Taking taylor expansion of 2.0 in y
0.376 * [taylor]: Taking taylor expansion of (/ 1 (pow y 3)) in y
0.376 * [taylor]: Taking taylor expansion of (pow y 3) in y
0.376 * [taylor]: Taking taylor expansion of y in y
0.376 * [approximate]: Taking taylor expansion of (/ 2.0 (* x (* y (- (/ 1 y) (/ 1 x))))) in (x y) around 0
0.376 * [taylor]: Taking taylor expansion of (/ 2.0 (* x (* y (- (/ 1 y) (/ 1 x))))) in y
0.376 * [taylor]: Taking taylor expansion of 2.0 in y
0.376 * [taylor]: Taking taylor expansion of (* x (* y (- (/ 1 y) (/ 1 x)))) in y
0.376 * [taylor]: Taking taylor expansion of x in y
0.376 * [taylor]: Taking taylor expansion of (* y (- (/ 1 y) (/ 1 x))) in y
0.376 * [taylor]: Taking taylor expansion of y in y
0.376 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in y
0.376 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.376 * [taylor]: Taking taylor expansion of y in y
0.376 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.376 * [taylor]: Taking taylor expansion of x in y
0.377 * [taylor]: Taking taylor expansion of (/ 2.0 (* x (* y (- (/ 1 y) (/ 1 x))))) in x
0.377 * [taylor]: Taking taylor expansion of 2.0 in x
0.377 * [taylor]: Taking taylor expansion of (* x (* y (- (/ 1 y) (/ 1 x)))) in x
0.377 * [taylor]: Taking taylor expansion of x in x
0.377 * [taylor]: Taking taylor expansion of (* y (- (/ 1 y) (/ 1 x))) in x
0.377 * [taylor]: Taking taylor expansion of y in x
0.377 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x
0.377 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.377 * [taylor]: Taking taylor expansion of y in x
0.377 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.377 * [taylor]: Taking taylor expansion of x in x
0.377 * [taylor]: Taking taylor expansion of (/ 2.0 (* x (* y (- (/ 1 y) (/ 1 x))))) in x
0.377 * [taylor]: Taking taylor expansion of 2.0 in x
0.377 * [taylor]: Taking taylor expansion of (* x (* y (- (/ 1 y) (/ 1 x)))) in x
0.377 * [taylor]: Taking taylor expansion of x in x
0.377 * [taylor]: Taking taylor expansion of (* y (- (/ 1 y) (/ 1 x))) in x
0.377 * [taylor]: Taking taylor expansion of y in x
0.377 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x
0.377 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.377 * [taylor]: Taking taylor expansion of y in x
0.377 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.377 * [taylor]: Taking taylor expansion of x in x
0.377 * [taylor]: Taking taylor expansion of (/ -2.0 y) in y
0.377 * [taylor]: Taking taylor expansion of -2.0 in y
0.377 * [taylor]: Taking taylor expansion of y in y
0.378 * [taylor]: Taking taylor expansion of (neg (* 2.0 (/ 1 (pow y 2)))) in y
0.378 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in y
0.378 * [taylor]: Taking taylor expansion of 2.0 in y
0.378 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.378 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.378 * [taylor]: Taking taylor expansion of y in y
0.378 * [taylor]: Taking taylor expansion of (neg (* 2.0 (/ 1 (pow y 3)))) in y
0.379 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 3))) in y
0.379 * [taylor]: Taking taylor expansion of 2.0 in y
0.379 * [taylor]: Taking taylor expansion of (/ 1 (pow y 3)) in y
0.379 * [taylor]: Taking taylor expansion of (pow y 3) in y
0.379 * [taylor]: Taking taylor expansion of y in y
0.379 * * * * [progress]: [ 2 / 2 ] generating series at (2 2)
0.379 * [approximate]: Taking taylor expansion of (/ (- x y) y) in (x y) around 0
0.379 * [taylor]: Taking taylor expansion of (/ (- x y) y) in y
0.379 * [taylor]: Taking taylor expansion of (- x y) in y
0.379 * [taylor]: Taking taylor expansion of x in y
0.379 * [taylor]: Taking taylor expansion of y in y
0.379 * [taylor]: Taking taylor expansion of y in y
0.379 * [taylor]: Taking taylor expansion of (/ (- x y) y) in x
0.379 * [taylor]: Taking taylor expansion of (- x y) in x
0.379 * [taylor]: Taking taylor expansion of x in x
0.379 * [taylor]: Taking taylor expansion of y in x
0.379 * [taylor]: Taking taylor expansion of y in x
0.379 * [taylor]: Taking taylor expansion of (/ (- x y) y) in x
0.379 * [taylor]: Taking taylor expansion of (- x y) in x
0.379 * [taylor]: Taking taylor expansion of x in x
0.380 * [taylor]: Taking taylor expansion of y in x
0.380 * [taylor]: Taking taylor expansion of y in x
0.380 * [taylor]: Taking taylor expansion of -1 in y
0.380 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.380 * [taylor]: Taking taylor expansion of y in y
0.380 * [taylor]: Taking taylor expansion of 0 in y
0.380 * [taylor]: Taking taylor expansion of 0 in y
0.380 * [taylor]: Taking taylor expansion of 0 in y
0.380 * [approximate]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) y) in (x y) around 0
0.380 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) y) in y
0.380 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in y
0.380 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.380 * [taylor]: Taking taylor expansion of x in y
0.380 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.380 * [taylor]: Taking taylor expansion of y in y
0.381 * [taylor]: Taking taylor expansion of y in y
0.381 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) y) in x
0.381 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x
0.381 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.381 * [taylor]: Taking taylor expansion of x in x
0.381 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.381 * [taylor]: Taking taylor expansion of y in x
0.381 * [taylor]: Taking taylor expansion of y in x
0.381 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) y) in x
0.381 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x
0.381 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.381 * [taylor]: Taking taylor expansion of x in x
0.381 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.381 * [taylor]: Taking taylor expansion of y in x
0.381 * [taylor]: Taking taylor expansion of y in x
0.381 * [taylor]: Taking taylor expansion of y in y
0.381 * [taylor]: Taking taylor expansion of (neg 1) in y
0.381 * [taylor]: Taking taylor expansion of 1 in y
0.381 * [taylor]: Taking taylor expansion of 0 in y
0.381 * [taylor]: Taking taylor expansion of 0 in y
0.382 * [taylor]: Taking taylor expansion of 0 in y
0.382 * [approximate]: Taking taylor expansion of (* -1 (* y (- (/ 1 y) (/ 1 x)))) in (x y) around 0
0.382 * [taylor]: Taking taylor expansion of (* -1 (* y (- (/ 1 y) (/ 1 x)))) in y
0.382 * [taylor]: Taking taylor expansion of -1 in y
0.382 * [taylor]: Taking taylor expansion of (* y (- (/ 1 y) (/ 1 x))) in y
0.382 * [taylor]: Taking taylor expansion of y in y
0.382 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in y
0.382 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.382 * [taylor]: Taking taylor expansion of y in y
0.382 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.382 * [taylor]: Taking taylor expansion of x in y
0.382 * [taylor]: Taking taylor expansion of (* -1 (* y (- (/ 1 y) (/ 1 x)))) in x
0.382 * [taylor]: Taking taylor expansion of -1 in x
0.382 * [taylor]: Taking taylor expansion of (* y (- (/ 1 y) (/ 1 x))) in x
0.382 * [taylor]: Taking taylor expansion of y in x
0.382 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x
0.382 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.382 * [taylor]: Taking taylor expansion of y in x
0.382 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.382 * [taylor]: Taking taylor expansion of x in x
0.382 * [taylor]: Taking taylor expansion of (* -1 (* y (- (/ 1 y) (/ 1 x)))) in x
0.382 * [taylor]: Taking taylor expansion of -1 in x
0.382 * [taylor]: Taking taylor expansion of (* y (- (/ 1 y) (/ 1 x))) in x
0.382 * [taylor]: Taking taylor expansion of y in x
0.382 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x
0.382 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.382 * [taylor]: Taking taylor expansion of y in x
0.382 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.382 * [taylor]: Taking taylor expansion of x in x
0.383 * [taylor]: Taking taylor expansion of y in y
0.383 * [taylor]: Taking taylor expansion of (neg 1) in y
0.383 * [taylor]: Taking taylor expansion of 1 in y
0.383 * [taylor]: Taking taylor expansion of 0 in y
0.383 * [taylor]: Taking taylor expansion of 0 in y
0.383 * [taylor]: Taking taylor expansion of 0 in y
0.384 * * * [progress]: simplifying candidates
0.385 * [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)
0.390 * * [simplify]: iteration  0 :  386  enodes  (cost  605 )
0.397 * * [simplify]: iteration  1 :  1911  enodes  (cost  547 )
0.428 * * [simplify]: iteration  2 :  5002  enodes  (cost  547 )
0.431 * [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)
0.432 * * * [progress]: adding candidates to table
0.504 * * [progress]: iteration 4 / 4
0.504 * * * [progress]: picking best candidate
0.508 * * * * [pick]: Picked  #<alt (λ (x y) (/ (* x 2.0) (- (/ x y) 1)))>
0.508 * * * [progress]: localizing error
0.514 * * * [progress]: generating rewritten candidates
0.514 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.524 * * * [progress]: generating series expansions
0.524 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.524 * [approximate]: Taking taylor expansion of (* 2.0 (/ x (- (/ x y) 1))) in (x y) around 0
0.525 * [taylor]: Taking taylor expansion of (* 2.0 (/ x (- (/ x y) 1))) in y
0.525 * [taylor]: Taking taylor expansion of 2.0 in y
0.525 * [taylor]: Taking taylor expansion of (/ x (- (/ x y) 1)) in y
0.525 * [taylor]: Taking taylor expansion of x in y
0.525 * [taylor]: Taking taylor expansion of (- (/ x y) 1) in y
0.525 * [taylor]: Taking taylor expansion of (/ x y) in y
0.525 * [taylor]: Taking taylor expansion of x in y
0.525 * [taylor]: Taking taylor expansion of y in y
0.525 * [taylor]: Taking taylor expansion of 1 in y
0.525 * [taylor]: Taking taylor expansion of (* 2.0 (/ x (- (/ x y) 1))) in x
0.525 * [taylor]: Taking taylor expansion of 2.0 in x
0.525 * [taylor]: Taking taylor expansion of (/ x (- (/ x y) 1)) in x
0.525 * [taylor]: Taking taylor expansion of x in x
0.525 * [taylor]: Taking taylor expansion of (- (/ x y) 1) in x
0.525 * [taylor]: Taking taylor expansion of (/ x y) in x
0.525 * [taylor]: Taking taylor expansion of x in x
0.525 * [taylor]: Taking taylor expansion of y in x
0.525 * [taylor]: Taking taylor expansion of 1 in x
0.525 * [taylor]: Taking taylor expansion of (* 2.0 (/ x (- (/ x y) 1))) in x
0.525 * [taylor]: Taking taylor expansion of 2.0 in x
0.525 * [taylor]: Taking taylor expansion of (/ x (- (/ x y) 1)) in x
0.525 * [taylor]: Taking taylor expansion of x in x
0.525 * [taylor]: Taking taylor expansion of (- (/ x y) 1) in x
0.525 * [taylor]: Taking taylor expansion of (/ x y) in x
0.525 * [taylor]: Taking taylor expansion of x in x
0.525 * [taylor]: Taking taylor expansion of y in x
0.525 * [taylor]: Taking taylor expansion of 1 in x
0.525 * [taylor]: Taking taylor expansion of -2.0 in y
0.525 * [taylor]: Taking taylor expansion of (neg (* 2.0 (/ 1 y))) in y
0.525 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 y)) in y
0.525 * [taylor]: Taking taylor expansion of 2.0 in y
0.525 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.525 * [taylor]: Taking taylor expansion of y in y
0.526 * [taylor]: Taking taylor expansion of (neg (* 2.0 (/ 1 (pow y 2)))) in y
0.526 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in y
0.526 * [taylor]: Taking taylor expansion of 2.0 in y
0.526 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.526 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.526 * [taylor]: Taking taylor expansion of y in y
0.526 * [approximate]: Taking taylor expansion of (/ 2.0 (* x (- (/ y x) 1))) in (x y) around 0
0.526 * [taylor]: Taking taylor expansion of (/ 2.0 (* x (- (/ y x) 1))) in y
0.526 * [taylor]: Taking taylor expansion of 2.0 in y
0.526 * [taylor]: Taking taylor expansion of (* x (- (/ y x) 1)) in y
0.526 * [taylor]: Taking taylor expansion of x in y
0.527 * [taylor]: Taking taylor expansion of (- (/ y x) 1) in y
0.527 * [taylor]: Taking taylor expansion of (/ y x) in y
0.527 * [taylor]: Taking taylor expansion of y in y
0.527 * [taylor]: Taking taylor expansion of x in y
0.527 * [taylor]: Taking taylor expansion of 1 in y
0.527 * [taylor]: Taking taylor expansion of (/ 2.0 (* x (- (/ y x) 1))) in x
0.527 * [taylor]: Taking taylor expansion of 2.0 in x
0.527 * [taylor]: Taking taylor expansion of (* x (- (/ y x) 1)) in x
0.527 * [taylor]: Taking taylor expansion of x in x
0.527 * [taylor]: Taking taylor expansion of (- (/ y x) 1) in x
0.527 * [taylor]: Taking taylor expansion of (/ y x) in x
0.527 * [taylor]: Taking taylor expansion of y in x
0.527 * [taylor]: Taking taylor expansion of x in x
0.527 * [taylor]: Taking taylor expansion of 1 in x
0.527 * [taylor]: Taking taylor expansion of (/ 2.0 (* x (- (/ y x) 1))) in x
0.527 * [taylor]: Taking taylor expansion of 2.0 in x
0.527 * [taylor]: Taking taylor expansion of (* x (- (/ y x) 1)) in x
0.527 * [taylor]: Taking taylor expansion of x in x
0.527 * [taylor]: Taking taylor expansion of (- (/ y x) 1) in x
0.527 * [taylor]: Taking taylor expansion of (/ y x) in x
0.527 * [taylor]: Taking taylor expansion of y in x
0.527 * [taylor]: Taking taylor expansion of x in x
0.527 * [taylor]: Taking taylor expansion of 1 in x
0.527 * [taylor]: Taking taylor expansion of (/ 2.0 y) in y
0.527 * [taylor]: Taking taylor expansion of 2.0 in y
0.527 * [taylor]: Taking taylor expansion of y in y
0.528 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in y
0.528 * [taylor]: Taking taylor expansion of 2.0 in y
0.528 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.528 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.528 * [taylor]: Taking taylor expansion of y in y
0.528 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 3))) in y
0.528 * [taylor]: Taking taylor expansion of 2.0 in y
0.528 * [taylor]: Taking taylor expansion of (/ 1 (pow y 3)) in y
0.528 * [taylor]: Taking taylor expansion of (pow y 3) in y
0.528 * [taylor]: Taking taylor expansion of y in y
0.529 * [approximate]: Taking taylor expansion of (/ -2.0 (* x (- (/ y x) 1))) in (x y) around 0
0.529 * [taylor]: Taking taylor expansion of (/ -2.0 (* x (- (/ y x) 1))) in y
0.529 * [taylor]: Taking taylor expansion of -2.0 in y
0.529 * [taylor]: Taking taylor expansion of (* x (- (/ y x) 1)) in y
0.529 * [taylor]: Taking taylor expansion of x in y
0.529 * [taylor]: Taking taylor expansion of (- (/ y x) 1) in y
0.529 * [taylor]: Taking taylor expansion of (/ y x) in y
0.529 * [taylor]: Taking taylor expansion of y in y
0.529 * [taylor]: Taking taylor expansion of x in y
0.529 * [taylor]: Taking taylor expansion of 1 in y
0.529 * [taylor]: Taking taylor expansion of (/ -2.0 (* x (- (/ y x) 1))) in x
0.529 * [taylor]: Taking taylor expansion of -2.0 in x
0.529 * [taylor]: Taking taylor expansion of (* x (- (/ y x) 1)) in x
0.529 * [taylor]: Taking taylor expansion of x in x
0.529 * [taylor]: Taking taylor expansion of (- (/ y x) 1) in x
0.529 * [taylor]: Taking taylor expansion of (/ y x) in x
0.529 * [taylor]: Taking taylor expansion of y in x
0.529 * [taylor]: Taking taylor expansion of x in x
0.529 * [taylor]: Taking taylor expansion of 1 in x
0.530 * [taylor]: Taking taylor expansion of (/ -2.0 (* x (- (/ y x) 1))) in x
0.530 * [taylor]: Taking taylor expansion of -2.0 in x
0.530 * [taylor]: Taking taylor expansion of (* x (- (/ y x) 1)) in x
0.530 * [taylor]: Taking taylor expansion of x in x
0.530 * [taylor]: Taking taylor expansion of (- (/ y x) 1) in x
0.530 * [taylor]: Taking taylor expansion of (/ y x) in x
0.530 * [taylor]: Taking taylor expansion of y in x
0.530 * [taylor]: Taking taylor expansion of x in x
0.530 * [taylor]: Taking taylor expansion of 1 in x
0.530 * [taylor]: Taking taylor expansion of (/ -2.0 y) in y
0.530 * [taylor]: Taking taylor expansion of -2.0 in y
0.530 * [taylor]: Taking taylor expansion of y in y
0.530 * [taylor]: Taking taylor expansion of (neg (* 2.0 (/ 1 (pow y 2)))) in y
0.530 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in y
0.530 * [taylor]: Taking taylor expansion of 2.0 in y
0.530 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.530 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.530 * [taylor]: Taking taylor expansion of y in y
0.531 * [taylor]: Taking taylor expansion of (neg (* 2.0 (/ 1 (pow y 3)))) in y
0.531 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 3))) in y
0.531 * [taylor]: Taking taylor expansion of 2.0 in y
0.531 * [taylor]: Taking taylor expansion of (/ 1 (pow y 3)) in y
0.531 * [taylor]: Taking taylor expansion of (pow y 3) in y
0.531 * [taylor]: Taking taylor expansion of y in y
0.531 * * * [progress]: simplifying candidates
0.532 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (- (+ (log x) (log 2.0)) (log (- (/ x y) 1)))
  (- (log (* x 2.0)) (log (- (/ x y) 1)))
  (log (/ (* x 2.0) (- (/ x y) 1)))
  (exp (/ (* x 2.0) (- (/ x y) 1)))
  (/ (* (* (* x x) x) (* (* 2.0 2.0) 2.0)) (* (* (- (/ x y) 1) (- (/ x y) 1)) (- (/ x y) 1)))
  (/ (* (* (* x 2.0) (* x 2.0)) (* x 2.0)) (* (* (- (/ x y) 1) (- (/ x y) 1)) (- (/ x y) 1)))
  (* (cbrt (/ (* x 2.0) (- (/ x y) 1))) (cbrt (/ (* x 2.0) (- (/ x y) 1))))
  (cbrt (/ (* x 2.0) (- (/ x y) 1)))
  (* (* (/ (* x 2.0) (- (/ x y) 1)) (/ (* x 2.0) (- (/ x y) 1))) (/ (* x 2.0) (- (/ x y) 1)))
  (sqrt (/ (* x 2.0) (- (/ x y) 1)))
  (sqrt (/ (* x 2.0) (- (/ x y) 1)))
  (neg (* x 2.0))
  (neg (- (/ x y) 1))
  (/ x (* (cbrt (- (/ x y) 1)) (cbrt (- (/ x y) 1))))
  (/ 2.0 (cbrt (- (/ x y) 1)))
  (/ x (sqrt (- (/ x y) 1)))
  (/ 2.0 (sqrt (- (/ x y) 1)))
  (/ x 1)
  (/ 2.0 (- (/ x y) 1))
  (/ x (+ (sqrt (/ x y)) (sqrt 1)))
  (/ 2.0 (- (sqrt (/ x y)) (sqrt 1)))
  (/ x (+ (sqrt (/ x y)) 1))
  (/ 2.0 (- (sqrt (/ x y)) 1))
  (/ x (+ (/ (sqrt x) (sqrt y)) (sqrt 1)))
  (/ 2.0 (- (/ (sqrt x) (sqrt y)) (sqrt 1)))
  (/ x (+ (/ (sqrt x) (sqrt y)) 1))
  (/ 2.0 (- (/ (sqrt x) (sqrt y)) 1))
  (/ x (+ (sqrt (/ x y)) 1))
  (/ 2.0 (- (sqrt (/ x y)) 1))
  (/ x (+ (/ (sqrt x) (sqrt y)) 1))
  (/ 2.0 (- (/ (sqrt x) (sqrt y)) 1))
  (/ x 1)
  (/ 2.0 (- (/ x y) 1))
  (/ 1 (- (/ x y) 1))
  (/ (- (/ x y) 1) (* x 2.0))
  (/ (* x 2.0) (* (cbrt (- (/ x y) 1)) (cbrt (- (/ x y) 1))))
  (/ (* x 2.0) (sqrt (- (/ x y) 1)))
  (/ (* x 2.0) 1)
  (/ (* x 2.0) (+ (sqrt (/ x y)) (sqrt 1)))
  (/ (* x 2.0) (+ (sqrt (/ x y)) 1))
  (/ (* x 2.0) (+ (/ (sqrt x) (sqrt y)) (sqrt 1)))
  (/ (* x 2.0) (+ (/ (sqrt x) (sqrt y)) 1))
  (/ (* x 2.0) (+ (sqrt (/ x y)) 1))
  (/ (* x 2.0) (+ (/ (sqrt x) (sqrt y)) 1))
  (/ (* x 2.0) 1)
  (/ (- (/ x y) 1) 2.0)
  (/ (* x 2.0) (- (pow (/ x y) 3) (pow 1 3)))
  (/ (* x 2.0) (- (* (/ x y) (/ x y)) (* 1 1)))
  0
  0
  0
0.535 * * [simplify]: iteration  0 :  201  enodes  (cost  249 )
0.539 * * [simplify]: iteration  1 :  850  enodes  (cost  216 )
0.552 * * [simplify]: iteration  2 :  3940  enodes  (cost  216 )
0.599 * * [simplify]: iteration  3 :  5001  enodes  (cost  216 )
0.601 * [simplify]: Simplified to:
   (log (/ (* x 2.0) (- (/ x y) 1)))
  (log (/ (* x 2.0) (- (/ x y) 1)))
  (log (/ (* x 2.0) (- (/ x y) 1)))
  (exp (/ (* x 2.0) (- (/ x y) 1)))
  (pow (/ (* x 2.0) (- (/ x y) 1)) 3)
  (pow (/ (* x 2.0) (- (/ x y) 1)) 3)
  (* (cbrt (/ (* x 2.0) (- (/ x y) 1))) (cbrt (/ (* x 2.0) (- (/ x y) 1))))
  (cbrt (/ (* x 2.0) (- (/ x y) 1)))
  (pow (/ (* x 2.0) (- (/ x y) 1)) 3)
  (sqrt (/ (* x 2.0) (- (/ x y) 1)))
  (sqrt (/ (* x 2.0) (- (/ x y) 1)))
  (neg (* x 2.0))
  (neg (- (/ x y) 1))
  (/ x (* (cbrt (- (/ x y) 1)) (cbrt (- (/ x y) 1))))
  (/ 2.0 (cbrt (- (/ x y) 1)))
  (/ x (sqrt (- (/ x y) 1)))
  (/ 2.0 (sqrt (- (/ x y) 1)))
  x
  (/ 2.0 (- (/ x y) 1))
  (/ x (+ (sqrt (/ x y)) 1))
  (/ 2.0 (- (sqrt (/ x y)) 1))
  (/ x (+ (sqrt (/ x y)) 1))
  (/ 2.0 (- (sqrt (/ x y)) 1))
  (/ x (+ (/ (sqrt x) (sqrt y)) 1))
  (/ 2.0 (- (/ (sqrt x) (sqrt y)) 1))
  (/ x (+ (/ (sqrt x) (sqrt y)) 1))
  (/ 2.0 (- (/ (sqrt x) (sqrt y)) 1))
  (/ x (+ (sqrt (/ x y)) 1))
  (/ 2.0 (- (sqrt (/ x y)) 1))
  (/ x (+ (/ (sqrt x) (sqrt y)) 1))
  (/ 2.0 (- (/ (sqrt x) (sqrt y)) 1))
  x
  (/ 2.0 (- (/ x y) 1))
  (/ 1 (- (/ x y) 1))
  (/ (- (/ x y) 1) (* x 2.0))
  (/ (* x 2.0) (* (cbrt (- (/ x y) 1)) (cbrt (- (/ x y) 1))))
  (/ (* x 2.0) (sqrt (- (/ x y) 1)))
  (* x 2.0)
  (/ (* x 2.0) (+ (sqrt (/ x y)) 1))
  (/ (* x 2.0) (+ (sqrt (/ x y)) 1))
  (/ (* x 2.0) (+ (/ (sqrt x) (sqrt y)) 1))
  (/ (* x 2.0) (+ (/ (sqrt x) (sqrt y)) 1))
  (/ (* x 2.0) (+ (sqrt (/ x y)) 1))
  (/ (* x 2.0) (+ (/ (sqrt x) (sqrt y)) 1))
  (* x 2.0)
  (/ (- (/ x y) 1) 2.0)
  (/ (* x 2.0) (- (pow (/ x y) 3) 1))
  (/ (* x 2.0) (- (* (/ x y) (/ x y)) 1))
  0
  0
  0
0.601 * * * [progress]: adding candidates to table
0.634 * [progress]: [Phase 3 of 3] Extracting.
0.634 * * [regime]: Finding splitpoints for: (#<alt (λ (x y) (/ (* x 2.0) (/ (- x y) y)))> #<alt (λ (x y) (* (/ x (- x y)) (* y 2.0)))> #<alt (λ (x y) (/ (* x 2.0) (- (/ x y) 1)))>)
0.635 * * * [regime-changes]: Trying 2 branch expressions: (y x)
0.635 * * * * [regimes]: Trying to branch on y from (#<alt (λ (x y) (/ (* x 2.0) (/ (- x y) y)))> #<alt (λ (x y) (* (/ x (- x y)) (* y 2.0)))> #<alt (λ (x y) (/ (* x 2.0) (- (/ x y) 1)))>)
0.676 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x y) (/ (* x 2.0) (/ (- x y) y)))> #<alt (λ (x y) (* (/ x (- x y)) (* y 2.0)))> #<alt (λ (x y) (/ (* x 2.0) (- (/ x y) 1)))>)
0.717 * * * [regime]: Found split indices: #<option (#s(si 1 45) #s(si 0 179) #s(si 1 255))>
0.717 * [binary-search]: Improving bounds with binary search for x and (#<alt (λ (x y) (/ (* x 2.0) (/ (- x y) y)))> #<alt (λ (x y) (* (/ x (- x y)) (* y 2.0)))> #<alt (λ (x y) (/ (* x 2.0) (- (/ x y) 1)))>)
0.736 * [regimes]: Found splitpoints: (#s(sp 1 x -9.863917810664961e+45) #s(sp 0 x 3.6013692403607156e-46) #s(sp 1 x +nan.0)) , with alts (#<alt (λ (x y) (/ (* x 2.0) (/ (- x y) y)))> #<alt (λ (x y) (* (/ x (- x y)) (* y 2.0)))> #<alt (λ (x y) (/ (* x 2.0) (- (/ x y) 1)))>)
0.736 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (if (<= x -9.863917810664961e+45) (* (/ x (- x y)) (* y 2.0)) (if (<= x 3.6013692403607156e-46) (/ (* x 2.0) (/ (- x y) y)) (* (/ x (- x y)) (* y 2.0))))
0.737 * * [simplify]: iteration  0 :  22  enodes  (cost  8 )
0.737 * * [simplify]: iteration  1 :  22  enodes  (cost  8 )
0.737 * [simplify]: Simplified to:
   (if (or (<= x -9.863917810664961e+45) (not (<= x 3.6013692403607156e-46))) (* (/ x (- x y)) (* y 2.0)) (/ (* x 2.0) (/ (- x y) y)))
1.450 * [regime-testing]: End program error score: 0.13620616306681355
1.527 * [regime-testing]: Target error score: 0.3000490888807205