20.123 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.011 * * * [progress]: [2/2] Setting up program.
0.013 * [progress]: [Phase 2 of 3] Improving.
0.013 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (/ (- x y) (- 1.0 y))
0.015 * * [simplify]: iteration  0 :  12  enodes  (cost  3 )
0.016 * * [simplify]: iteration  1 :  16  enodes  (cost  3 )
0.017 * * [simplify]: iteration  2 :  18  enodes  (cost  3 )
0.018 * * [simplify]: iteration  3 :  18  enodes  (cost  3 )
0.019 * [simplify]: Simplified to:
   (/ (- x y) (- 1.0 y))
0.019 * * [progress]: iteration 1 / 4
0.019 * * * [progress]: picking best candidate
0.020 * * * * [pick]: Picked  #<alt (λ (x y) (/ (- x y) (- 1.0 y)))>
0.020 * * * [progress]: localizing error
0.024 * * * [progress]: generating rewritten candidates
0.024 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.034 * * * [progress]: generating series expansions
0.034 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.034 * [approximate]: Taking taylor expansion of (/ (- x y) (- 1.0 y)) in (x y) around 0
0.034 * [taylor]: Taking taylor expansion of (/ (- x y) (- 1.0 y)) in y
0.034 * [taylor]: Taking taylor expansion of (- x y) in y
0.034 * [taylor]: Taking taylor expansion of x in y
0.034 * [taylor]: Taking taylor expansion of y in y
0.034 * [taylor]: Taking taylor expansion of (- 1.0 y) in y
0.034 * [taylor]: Taking taylor expansion of 1.0 in y
0.034 * [taylor]: Taking taylor expansion of y in y
0.035 * [taylor]: Taking taylor expansion of (/ (- x y) (- 1.0 y)) in x
0.035 * [taylor]: Taking taylor expansion of (- x y) in x
0.035 * [taylor]: Taking taylor expansion of x in x
0.035 * [taylor]: Taking taylor expansion of y in x
0.035 * [taylor]: Taking taylor expansion of (- 1.0 y) in x
0.035 * [taylor]: Taking taylor expansion of 1.0 in x
0.035 * [taylor]: Taking taylor expansion of y in x
0.035 * [taylor]: Taking taylor expansion of (/ (- x y) (- 1.0 y)) in x
0.035 * [taylor]: Taking taylor expansion of (- x y) in x
0.035 * [taylor]: Taking taylor expansion of x in x
0.035 * [taylor]: Taking taylor expansion of y in x
0.036 * [taylor]: Taking taylor expansion of (- 1.0 y) in x
0.036 * [taylor]: Taking taylor expansion of 1.0 in x
0.036 * [taylor]: Taking taylor expansion of y in x
0.036 * [taylor]: Taking taylor expansion of (* -1 (/ y (- 1.0 y))) in y
0.036 * [taylor]: Taking taylor expansion of -1 in y
0.036 * [taylor]: Taking taylor expansion of (/ y (- 1.0 y)) in y
0.036 * [taylor]: Taking taylor expansion of y in y
0.036 * [taylor]: Taking taylor expansion of (- 1.0 y) in y
0.036 * [taylor]: Taking taylor expansion of 1.0 in y
0.036 * [taylor]: Taking taylor expansion of y in y
0.038 * [taylor]: Taking taylor expansion of (/ 1 (- 1.0 y)) in y
0.038 * [taylor]: Taking taylor expansion of (- 1.0 y) in y
0.038 * [taylor]: Taking taylor expansion of 1.0 in y
0.038 * [taylor]: Taking taylor expansion of y in y
0.040 * [taylor]: Taking taylor expansion of 0 in y
0.042 * [approximate]: Taking taylor expansion of (/ (- (/ 1 x) (/ 1 y)) (- 1.0 (/ 1 y))) in (x y) around 0
0.042 * [taylor]: Taking taylor expansion of (/ (- (/ 1 x) (/ 1 y)) (- 1.0 (/ 1 y))) in y
0.042 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in y
0.042 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.042 * [taylor]: Taking taylor expansion of x in y
0.042 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.042 * [taylor]: Taking taylor expansion of y in y
0.042 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 y)) in y
0.042 * [taylor]: Taking taylor expansion of 1.0 in y
0.042 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.042 * [taylor]: Taking taylor expansion of y in y
0.044 * [taylor]: Taking taylor expansion of (/ (- (/ 1 x) (/ 1 y)) (- 1.0 (/ 1 y))) in x
0.044 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x
0.044 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.044 * [taylor]: Taking taylor expansion of x in x
0.044 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.044 * [taylor]: Taking taylor expansion of y in x
0.044 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 y)) in x
0.044 * [taylor]: Taking taylor expansion of 1.0 in x
0.044 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.044 * [taylor]: Taking taylor expansion of y in x
0.045 * [taylor]: Taking taylor expansion of (/ (- (/ 1 x) (/ 1 y)) (- 1.0 (/ 1 y))) in x
0.045 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x
0.045 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.045 * [taylor]: Taking taylor expansion of x in x
0.045 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.045 * [taylor]: Taking taylor expansion of y in x
0.045 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 y)) in x
0.045 * [taylor]: Taking taylor expansion of 1.0 in x
0.045 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.045 * [taylor]: Taking taylor expansion of y in x
0.046 * [taylor]: Taking taylor expansion of (/ 1 (- 1.0 (/ 1 y))) in y
0.046 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 y)) in y
0.046 * [taylor]: Taking taylor expansion of 1.0 in y
0.046 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.046 * [taylor]: Taking taylor expansion of y in y
0.048 * [taylor]: Taking taylor expansion of (- (/ 1 (* y (- 1.0 (/ 1 y))))) in y
0.048 * [taylor]: Taking taylor expansion of (/ 1 (* y (- 1.0 (/ 1 y)))) in y
0.048 * [taylor]: Taking taylor expansion of (* y (- 1.0 (/ 1 y))) in y
0.048 * [taylor]: Taking taylor expansion of y in y
0.048 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 y)) in y
0.048 * [taylor]: Taking taylor expansion of 1.0 in y
0.048 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.048 * [taylor]: Taking taylor expansion of y in y
0.053 * [taylor]: Taking taylor expansion of 0 in y
0.057 * [approximate]: Taking taylor expansion of (/ (- (/ 1 y) (/ 1 x)) (+ (/ 1 y) 1.0)) in (x y) around 0
0.057 * [taylor]: Taking taylor expansion of (/ (- (/ 1 y) (/ 1 x)) (+ (/ 1 y) 1.0)) in y
0.057 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in y
0.057 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.057 * [taylor]: Taking taylor expansion of y in y
0.058 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.058 * [taylor]: Taking taylor expansion of x in y
0.058 * [taylor]: Taking taylor expansion of (+ (/ 1 y) 1.0) in y
0.058 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.058 * [taylor]: Taking taylor expansion of y in y
0.058 * [taylor]: Taking taylor expansion of 1.0 in y
0.059 * [taylor]: Taking taylor expansion of (/ (- (/ 1 y) (/ 1 x)) (+ (/ 1 y) 1.0)) in x
0.059 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x
0.059 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.059 * [taylor]: Taking taylor expansion of y in x
0.059 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.059 * [taylor]: Taking taylor expansion of x in x
0.059 * [taylor]: Taking taylor expansion of (+ (/ 1 y) 1.0) in x
0.059 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.059 * [taylor]: Taking taylor expansion of y in x
0.059 * [taylor]: Taking taylor expansion of 1.0 in x
0.060 * [taylor]: Taking taylor expansion of (/ (- (/ 1 y) (/ 1 x)) (+ (/ 1 y) 1.0)) in x
0.060 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x
0.060 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.060 * [taylor]: Taking taylor expansion of y in x
0.060 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.060 * [taylor]: Taking taylor expansion of x in x
0.060 * [taylor]: Taking taylor expansion of (+ (/ 1 y) 1.0) in x
0.060 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.060 * [taylor]: Taking taylor expansion of y in x
0.060 * [taylor]: Taking taylor expansion of 1.0 in x
0.061 * [taylor]: Taking taylor expansion of (/ -1 (+ (/ 1 y) 1.0)) in y
0.061 * [taylor]: Taking taylor expansion of -1 in y
0.061 * [taylor]: Taking taylor expansion of (+ (/ 1 y) 1.0) in y
0.061 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.061 * [taylor]: Taking taylor expansion of y in y
0.061 * [taylor]: Taking taylor expansion of 1.0 in y
0.063 * [taylor]: Taking taylor expansion of (/ 1 (* (+ (/ 1 y) 1.0) y)) in y
0.063 * [taylor]: Taking taylor expansion of (* (+ (/ 1 y) 1.0) y) in y
0.063 * [taylor]: Taking taylor expansion of (+ (/ 1 y) 1.0) in y
0.063 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.063 * [taylor]: Taking taylor expansion of y in y
0.063 * [taylor]: Taking taylor expansion of 1.0 in y
0.063 * [taylor]: Taking taylor expansion of y in y
0.067 * [taylor]: Taking taylor expansion of 0 in y
0.071 * * * [progress]: simplifying candidates
0.072 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (- (log (- x y)) (log (- 1.0 y)))
  (log (/ (- x y) (- 1.0 y)))
  (exp (/ (- x y) (- 1.0 y)))
  (/ (* (* (- x y) (- x y)) (- x y)) (* (* (- 1.0 y) (- 1.0 y)) (- 1.0 y)))
  (* (cbrt (/ (- x y) (- 1.0 y))) (cbrt (/ (- x y) (- 1.0 y))))
  (cbrt (/ (- x y) (- 1.0 y)))
  (* (* (/ (- x y) (- 1.0 y)) (/ (- x y) (- 1.0 y))) (/ (- x y) (- 1.0 y)))
  (sqrt (/ (- x y) (- 1.0 y)))
  (sqrt (/ (- x y) (- 1.0 y)))
  (- (- x y))
  (- (- 1.0 y))
  (/ x (- 1.0 y))
  (/ y (- 1.0 y))
  (/ (* (cbrt (- x y)) (cbrt (- x y))) (* (cbrt (- 1.0 y)) (cbrt (- 1.0 y))))
  (/ (cbrt (- x y)) (cbrt (- 1.0 y)))
  (/ (* (cbrt (- x y)) (cbrt (- x y))) (sqrt (- 1.0 y)))
  (/ (cbrt (- x y)) (sqrt (- 1.0 y)))
  (/ (* (cbrt (- x y)) (cbrt (- x y))) 1)
  (/ (cbrt (- x y)) (- 1.0 y))
  (/ (* (cbrt (- x y)) (cbrt (- x y))) (+ (sqrt 1.0) (sqrt y)))
  (/ (cbrt (- x y)) (- (sqrt 1.0) (sqrt y)))
  (/ (* (cbrt (- x y)) (cbrt (- x y))) 1)
  (/ (cbrt (- x y)) (- 1.0 y))
  (/ (sqrt (- x y)) (* (cbrt (- 1.0 y)) (cbrt (- 1.0 y))))
  (/ (sqrt (- x y)) (cbrt (- 1.0 y)))
  (/ (sqrt (- x y)) (sqrt (- 1.0 y)))
  (/ (sqrt (- x y)) (sqrt (- 1.0 y)))
  (/ (sqrt (- x y)) 1)
  (/ (sqrt (- x y)) (- 1.0 y))
  (/ (sqrt (- x y)) (+ (sqrt 1.0) (sqrt y)))
  (/ (sqrt (- x y)) (- (sqrt 1.0) (sqrt y)))
  (/ (sqrt (- x y)) 1)
  (/ (sqrt (- x y)) (- 1.0 y))
  (/ 1 (* (cbrt (- 1.0 y)) (cbrt (- 1.0 y))))
  (/ (- x y) (cbrt (- 1.0 y)))
  (/ 1 (sqrt (- 1.0 y)))
  (/ (- x y) (sqrt (- 1.0 y)))
  (/ 1 1)
  (/ (- x y) (- 1.0 y))
  (/ 1 (+ (sqrt 1.0) (sqrt y)))
  (/ (- x y) (- (sqrt 1.0) (sqrt y)))
  (/ 1 1)
  (/ (- x y) (- 1.0 y))
  (/ (+ (sqrt x) (sqrt y)) (* (cbrt (- 1.0 y)) (cbrt (- 1.0 y))))
  (/ (- (sqrt x) (sqrt y)) (cbrt (- 1.0 y)))
  (/ (+ (sqrt x) (sqrt y)) (sqrt (- 1.0 y)))
  (/ (- (sqrt x) (sqrt y)) (sqrt (- 1.0 y)))
  (/ (+ (sqrt x) (sqrt y)) 1)
  (/ (- (sqrt x) (sqrt y)) (- 1.0 y))
  (/ (+ (sqrt x) (sqrt y)) (+ (sqrt 1.0) (sqrt y)))
  (/ (- (sqrt x) (sqrt y)) (- (sqrt 1.0) (sqrt y)))
  (/ (+ (sqrt x) (sqrt y)) 1)
  (/ (- (sqrt x) (sqrt y)) (- 1.0 y))
  (/ 1 (* (cbrt (- 1.0 y)) (cbrt (- 1.0 y))))
  (/ (- x y) (cbrt (- 1.0 y)))
  (/ 1 (sqrt (- 1.0 y)))
  (/ (- x y) (sqrt (- 1.0 y)))
  (/ 1 1)
  (/ (- x y) (- 1.0 y))
  (/ 1 (+ (sqrt 1.0) (sqrt y)))
  (/ (- x y) (- (sqrt 1.0) (sqrt y)))
  (/ 1 1)
  (/ (- x y) (- 1.0 y))
  (/ 1 (- 1.0 y))
  (/ (- 1.0 y) (- x y))
  (/ (- x y) (* (cbrt (- 1.0 y)) (cbrt (- 1.0 y))))
  (/ (- x y) (sqrt (- 1.0 y)))
  (/ (- x y) 1)
  (/ (- x y) (+ (sqrt 1.0) (sqrt y)))
  (/ (- x y) 1)
  (/ (- 1.0 y) (cbrt (- x y)))
  (/ (- 1.0 y) (sqrt (- x y)))
  (/ (- 1.0 y) (- x y))
  (/ (- 1.0 y) (- (sqrt x) (sqrt y)))
  (/ (- 1.0 y) (- x y))
  (/ (- x y) (- (pow 1.0 3) (pow y 3)))
  (/ (- x y) (- (* 1.0 1.0) (* y y)))
  (* (- 1.0 y) (+ (* x x) (+ (* y y) (* x y))))
  (* (- 1.0 y) (+ x y))
  (- (+ (* 1.0 x) (* 1.0 (* x y))) (* 1.0 y))
  (- (+ (* 1.0 (/ 1 y)) 1) (/ x y))
  (- (+ (* 1.0 (/ 1 y)) 1) (/ x y))
0.079 * * [simplify]: iteration  0 :  252  enodes  (cost  370 )
0.083 * * [simplify]: iteration  1 :  683  enodes  (cost  352 )
0.094 * * [simplify]: iteration  2 :  2384  enodes  (cost  352 )
0.128 * * [simplify]: iteration  3 :  5001  enodes  (cost  352 )
0.130 * [simplify]: Simplified to:
   (log (/ (- x y) (- 1.0 y)))
  (log (/ (- x y) (- 1.0 y)))
  (exp (/ (- x y) (- 1.0 y)))
  (pow (/ (- x y) (- 1.0 y)) 3)
  (* (cbrt (/ (- x y) (- 1.0 y))) (cbrt (/ (- x y) (- 1.0 y))))
  (cbrt (/ (- x y) (- 1.0 y)))
  (pow (/ (- x y) (- 1.0 y)) 3)
  (sqrt (/ (- x y) (- 1.0 y)))
  (sqrt (/ (- x y) (- 1.0 y)))
  (- (- x y))
  (- (- 1.0 y))
  (/ x (- 1.0 y))
  (/ y (- 1.0 y))
  (/ (* (cbrt (- x y)) (cbrt (- x y))) (* (cbrt (- 1.0 y)) (cbrt (- 1.0 y))))
  (/ (cbrt (- x y)) (cbrt (- 1.0 y)))
  (/ (* (cbrt (- x y)) (cbrt (- x y))) (sqrt (- 1.0 y)))
  (/ (cbrt (- x y)) (sqrt (- 1.0 y)))
  (* (cbrt (- x y)) (cbrt (- x y)))
  (/ (cbrt (- x y)) (- 1.0 y))
  (/ (* (cbrt (- x y)) (cbrt (- x y))) (+ (sqrt 1.0) (sqrt y)))
  (/ (cbrt (- x y)) (- (sqrt 1.0) (sqrt y)))
  (* (cbrt (- x y)) (cbrt (- x y)))
  (/ (cbrt (- x y)) (- 1.0 y))
  (/ (sqrt (- x y)) (* (cbrt (- 1.0 y)) (cbrt (- 1.0 y))))
  (/ (sqrt (- x y)) (cbrt (- 1.0 y)))
  (/ (sqrt (- x y)) (sqrt (- 1.0 y)))
  (/ (sqrt (- x y)) (sqrt (- 1.0 y)))
  (sqrt (- x y))
  (/ (sqrt (- x y)) (- 1.0 y))
  (/ (sqrt (- x y)) (+ (sqrt 1.0) (sqrt y)))
  (/ (sqrt (- x y)) (- (sqrt 1.0) (sqrt y)))
  (sqrt (- x y))
  (/ (sqrt (- x y)) (- 1.0 y))
  (/ 1 (* (cbrt (- 1.0 y)) (cbrt (- 1.0 y))))
  (/ (- x y) (cbrt (- 1.0 y)))
  (/ 1 (sqrt (- 1.0 y)))
  (/ (- x y) (sqrt (- 1.0 y)))
  1
  (/ (- x y) (- 1.0 y))
  (/ 1 (+ (sqrt 1.0) (sqrt y)))
  (/ (- x y) (- (sqrt 1.0) (sqrt y)))
  1
  (/ (- x y) (- 1.0 y))
  (/ (+ (sqrt x) (sqrt y)) (* (cbrt (- 1.0 y)) (cbrt (- 1.0 y))))
  (/ (- (sqrt x) (sqrt y)) (cbrt (- 1.0 y)))
  (/ (+ (sqrt x) (sqrt y)) (sqrt (- 1.0 y)))
  (/ (- (sqrt x) (sqrt y)) (sqrt (- 1.0 y)))
  (+ (sqrt x) (sqrt y))
  (/ (- (sqrt x) (sqrt y)) (- 1.0 y))
  (/ (+ (sqrt x) (sqrt y)) (+ (sqrt 1.0) (sqrt y)))
  (/ (- (sqrt x) (sqrt y)) (- (sqrt 1.0) (sqrt y)))
  (+ (sqrt x) (sqrt y))
  (/ (- (sqrt x) (sqrt y)) (- 1.0 y))
  (/ 1 (* (cbrt (- 1.0 y)) (cbrt (- 1.0 y))))
  (/ (- x y) (cbrt (- 1.0 y)))
  (/ 1 (sqrt (- 1.0 y)))
  (/ (- x y) (sqrt (- 1.0 y)))
  1
  (/ (- x y) (- 1.0 y))
  (/ 1 (+ (sqrt 1.0) (sqrt y)))
  (/ (- x y) (- (sqrt 1.0) (sqrt y)))
  1
  (/ (- x y) (- 1.0 y))
  (/ 1 (- 1.0 y))
  (/ (- 1.0 y) (- x y))
  (/ (- x y) (* (cbrt (- 1.0 y)) (cbrt (- 1.0 y))))
  (/ (- x y) (sqrt (- 1.0 y)))
  (- x y)
  (/ (- x y) (+ (sqrt 1.0) (sqrt y)))
  (- x y)
  (/ (- 1.0 y) (cbrt (- x y)))
  (/ (- 1.0 y) (sqrt (- x y)))
  (/ (- 1.0 y) (- x y))
  (/ (- 1.0 y) (- (sqrt x) (sqrt y)))
  (/ (- 1.0 y) (- x y))
  (/ (- x y) (- (pow 1.0 3) (pow y 3)))
  (/ (- x y) (- (* 1.0 1.0) (* y y)))
  (* (+ (* y (+ y x)) (* x x)) (- 1.0 y))
  (* (- 1.0 y) (+ x y))
  (* 1.0 (- (+ x (* x y)) y))
  (+ (- 1 (/ x y)) (/ 1.0 y))
  (+ (- 1 (/ x y)) (/ 1.0 y))
0.130 * * * [progress]: adding candidates to table
0.206 * * [progress]: iteration 2 / 4
0.206 * * * [progress]: picking best candidate
0.208 * * * * [pick]: Picked  #<alt (λ (x y) (- (/ x (- 1.0 y)) (/ y (- 1.0 y))))>
0.208 * * * [progress]: localizing error
0.214 * * * [progress]: generating rewritten candidates
0.214 * * * * [progress]: [ 1 / 1 ] rewriting at (2 1)
0.220 * * * [progress]: generating series expansions
0.220 * * * * [progress]: [ 1 / 1 ] generating series at (2 1)
0.220 * [approximate]: Taking taylor expansion of (/ x (- 1.0 y)) in (x y) around 0
0.220 * [taylor]: Taking taylor expansion of (/ x (- 1.0 y)) in y
0.220 * [taylor]: Taking taylor expansion of x in y
0.220 * [taylor]: Taking taylor expansion of (- 1.0 y) in y
0.220 * [taylor]: Taking taylor expansion of 1.0 in y
0.220 * [taylor]: Taking taylor expansion of y in y
0.221 * [taylor]: Taking taylor expansion of (/ x (- 1.0 y)) in x
0.221 * [taylor]: Taking taylor expansion of x in x
0.221 * [taylor]: Taking taylor expansion of (- 1.0 y) in x
0.221 * [taylor]: Taking taylor expansion of 1.0 in x
0.221 * [taylor]: Taking taylor expansion of y in x
0.221 * [taylor]: Taking taylor expansion of (/ x (- 1.0 y)) in x
0.221 * [taylor]: Taking taylor expansion of x in x
0.221 * [taylor]: Taking taylor expansion of (- 1.0 y) in x
0.221 * [taylor]: Taking taylor expansion of 1.0 in x
0.221 * [taylor]: Taking taylor expansion of y in x
0.222 * [taylor]: Taking taylor expansion of (/ 1 (- 1.0 y)) in y
0.222 * [taylor]: Taking taylor expansion of (- 1.0 y) in y
0.222 * [taylor]: Taking taylor expansion of 1.0 in y
0.222 * [taylor]: Taking taylor expansion of y in y
0.223 * [taylor]: Taking taylor expansion of 0 in y
0.225 * [taylor]: Taking taylor expansion of 0 in y
0.229 * [approximate]: Taking taylor expansion of (/ 1 (* x (- 1.0 (/ 1 y)))) in (x y) around 0
0.229 * [taylor]: Taking taylor expansion of (/ 1 (* x (- 1.0 (/ 1 y)))) in y
0.229 * [taylor]: Taking taylor expansion of (* x (- 1.0 (/ 1 y))) in y
0.229 * [taylor]: Taking taylor expansion of x in y
0.229 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 y)) in y
0.229 * [taylor]: Taking taylor expansion of 1.0 in y
0.229 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.229 * [taylor]: Taking taylor expansion of y in y
0.229 * [taylor]: Taking taylor expansion of (/ 1 (* x (- 1.0 (/ 1 y)))) in x
0.230 * [taylor]: Taking taylor expansion of (* x (- 1.0 (/ 1 y))) in x
0.230 * [taylor]: Taking taylor expansion of x in x
0.230 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 y)) in x
0.230 * [taylor]: Taking taylor expansion of 1.0 in x
0.230 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.230 * [taylor]: Taking taylor expansion of y in x
0.231 * [taylor]: Taking taylor expansion of (/ 1 (* x (- 1.0 (/ 1 y)))) in x
0.231 * [taylor]: Taking taylor expansion of (* x (- 1.0 (/ 1 y))) in x
0.231 * [taylor]: Taking taylor expansion of x in x
0.231 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 y)) in x
0.231 * [taylor]: Taking taylor expansion of 1.0 in x
0.231 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.231 * [taylor]: Taking taylor expansion of y in x
0.232 * [taylor]: Taking taylor expansion of (/ 1 (- 1.0 (/ 1 y))) in y
0.232 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 y)) in y
0.232 * [taylor]: Taking taylor expansion of 1.0 in y
0.232 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.232 * [taylor]: Taking taylor expansion of y in y
0.234 * [taylor]: Taking taylor expansion of 0 in y
0.238 * [taylor]: Taking taylor expansion of 0 in y
0.243 * [approximate]: Taking taylor expansion of (/ -1 (* x (+ (/ 1 y) 1.0))) in (x y) around 0
0.243 * [taylor]: Taking taylor expansion of (/ -1 (* x (+ (/ 1 y) 1.0))) in y
0.243 * [taylor]: Taking taylor expansion of -1 in y
0.243 * [taylor]: Taking taylor expansion of (* x (+ (/ 1 y) 1.0)) in y
0.243 * [taylor]: Taking taylor expansion of x in y
0.243 * [taylor]: Taking taylor expansion of (+ (/ 1 y) 1.0) in y
0.243 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.243 * [taylor]: Taking taylor expansion of y in y
0.243 * [taylor]: Taking taylor expansion of 1.0 in y
0.244 * [taylor]: Taking taylor expansion of (/ -1 (* x (+ (/ 1 y) 1.0))) in x
0.244 * [taylor]: Taking taylor expansion of -1 in x
0.244 * [taylor]: Taking taylor expansion of (* x (+ (/ 1 y) 1.0)) in x
0.244 * [taylor]: Taking taylor expansion of x in x
0.244 * [taylor]: Taking taylor expansion of (+ (/ 1 y) 1.0) in x
0.244 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.244 * [taylor]: Taking taylor expansion of y in x
0.244 * [taylor]: Taking taylor expansion of 1.0 in x
0.245 * [taylor]: Taking taylor expansion of (/ -1 (* x (+ (/ 1 y) 1.0))) in x
0.245 * [taylor]: Taking taylor expansion of -1 in x
0.245 * [taylor]: Taking taylor expansion of (* x (+ (/ 1 y) 1.0)) in x
0.245 * [taylor]: Taking taylor expansion of x in x
0.245 * [taylor]: Taking taylor expansion of (+ (/ 1 y) 1.0) in x
0.245 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.245 * [taylor]: Taking taylor expansion of y in x
0.245 * [taylor]: Taking taylor expansion of 1.0 in x
0.246 * [taylor]: Taking taylor expansion of (/ -1 (+ (/ 1 y) 1.0)) in y
0.246 * [taylor]: Taking taylor expansion of -1 in y
0.246 * [taylor]: Taking taylor expansion of (+ (/ 1 y) 1.0) in y
0.246 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.246 * [taylor]: Taking taylor expansion of y in y
0.246 * [taylor]: Taking taylor expansion of 1.0 in y
0.248 * [taylor]: Taking taylor expansion of 0 in y
0.252 * [taylor]: Taking taylor expansion of 0 in y
0.256 * * * [progress]: simplifying candidates
0.256 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (- (log x) (log (- 1.0 y)))
  (log (/ x (- 1.0 y)))
  (exp (/ x (- 1.0 y)))
  (/ (* (* x x) x) (* (* (- 1.0 y) (- 1.0 y)) (- 1.0 y)))
  (* (cbrt (/ x (- 1.0 y))) (cbrt (/ x (- 1.0 y))))
  (cbrt (/ x (- 1.0 y)))
  (* (* (/ x (- 1.0 y)) (/ x (- 1.0 y))) (/ x (- 1.0 y)))
  (sqrt (/ x (- 1.0 y)))
  (sqrt (/ x (- 1.0 y)))
  (- x)
  (- (- 1.0 y))
  (/ (* (cbrt x) (cbrt x)) (* (cbrt (- 1.0 y)) (cbrt (- 1.0 y))))
  (/ (cbrt x) (cbrt (- 1.0 y)))
  (/ (* (cbrt x) (cbrt x)) (sqrt (- 1.0 y)))
  (/ (cbrt x) (sqrt (- 1.0 y)))
  (/ (* (cbrt x) (cbrt x)) 1)
  (/ (cbrt x) (- 1.0 y))
  (/ (* (cbrt x) (cbrt x)) (+ (sqrt 1.0) (sqrt y)))
  (/ (cbrt x) (- (sqrt 1.0) (sqrt y)))
  (/ (* (cbrt x) (cbrt x)) 1)
  (/ (cbrt x) (- 1.0 y))
  (/ (sqrt x) (* (cbrt (- 1.0 y)) (cbrt (- 1.0 y))))
  (/ (sqrt x) (cbrt (- 1.0 y)))
  (/ (sqrt x) (sqrt (- 1.0 y)))
  (/ (sqrt x) (sqrt (- 1.0 y)))
  (/ (sqrt x) 1)
  (/ (sqrt x) (- 1.0 y))
  (/ (sqrt x) (+ (sqrt 1.0) (sqrt y)))
  (/ (sqrt x) (- (sqrt 1.0) (sqrt y)))
  (/ (sqrt x) 1)
  (/ (sqrt x) (- 1.0 y))
  (/ 1 (* (cbrt (- 1.0 y)) (cbrt (- 1.0 y))))
  (/ x (cbrt (- 1.0 y)))
  (/ 1 (sqrt (- 1.0 y)))
  (/ x (sqrt (- 1.0 y)))
  (/ 1 1)
  (/ x (- 1.0 y))
  (/ 1 (+ (sqrt 1.0) (sqrt y)))
  (/ x (- (sqrt 1.0) (sqrt y)))
  (/ 1 1)
  (/ x (- 1.0 y))
  (/ 1 (- 1.0 y))
  (/ (- 1.0 y) x)
  (/ x (* (cbrt (- 1.0 y)) (cbrt (- 1.0 y))))
  (/ x (sqrt (- 1.0 y)))
  (/ x 1)
  (/ x (+ (sqrt 1.0) (sqrt y)))
  (/ x 1)
  (/ (- 1.0 y) (cbrt x))
  (/ (- 1.0 y) (sqrt x))
  (/ (- 1.0 y) x)
  (/ x (- (pow 1.0 3) (pow y 3)))
  (/ x (- (* 1.0 1.0) (* y y)))
  (+ (* 1.0 (* x (pow y 2))) (+ (* 1.0 x) (* 1.0 (* x y))))
  (- (+ (* 1.0 (/ x (pow y 3))) (+ (/ x y) (* 1.0 (/ x (pow y 2))))))
  (- (+ (* 1.0 (/ x (pow y 3))) (+ (/ x y) (* 1.0 (/ x (pow y 2))))))
0.263 * * [simplify]: iteration  0 :  178  enodes  (cost  215 )
0.267 * * [simplify]: iteration  1 :  581  enodes  (cost  204 )
0.278 * * [simplify]: iteration  2 :  2369  enodes  (cost  203 )
0.325 * * [simplify]: iteration  3 :  5003  enodes  (cost  203 )
0.327 * [simplify]: Simplified to:
   (log (/ x (- 1.0 y)))
  (log (/ x (- 1.0 y)))
  (exp (/ x (- 1.0 y)))
  (pow (/ x (- 1.0 y)) 3)
  (* (cbrt (/ x (- 1.0 y))) (cbrt (/ x (- 1.0 y))))
  (cbrt (/ x (- 1.0 y)))
  (pow (/ x (- 1.0 y)) 3)
  (sqrt (/ x (- 1.0 y)))
  (sqrt (/ x (- 1.0 y)))
  (- x)
  (- (- 1.0 y))
  (/ (* (cbrt x) (cbrt x)) (* (cbrt (- 1.0 y)) (cbrt (- 1.0 y))))
  (/ (cbrt x) (cbrt (- 1.0 y)))
  (/ (* (cbrt x) (cbrt x)) (sqrt (- 1.0 y)))
  (/ (cbrt x) (sqrt (- 1.0 y)))
  (* (cbrt x) (cbrt x))
  (/ (cbrt x) (- 1.0 y))
  (/ (* (cbrt x) (cbrt x)) (+ (sqrt 1.0) (sqrt y)))
  (/ (cbrt x) (- (sqrt 1.0) (sqrt y)))
  (* (cbrt x) (cbrt x))
  (/ (cbrt x) (- 1.0 y))
  (/ (sqrt x) (* (cbrt (- 1.0 y)) (cbrt (- 1.0 y))))
  (/ (sqrt x) (cbrt (- 1.0 y)))
  (/ (sqrt x) (sqrt (- 1.0 y)))
  (/ (sqrt x) (sqrt (- 1.0 y)))
  (sqrt x)
  (/ (sqrt x) (- 1.0 y))
  (/ (sqrt x) (+ (sqrt 1.0) (sqrt y)))
  (/ (sqrt x) (- (sqrt 1.0) (sqrt y)))
  (sqrt x)
  (/ (sqrt x) (- 1.0 y))
  (/ 1 (* (cbrt (- 1.0 y)) (cbrt (- 1.0 y))))
  (/ x (cbrt (- 1.0 y)))
  (/ 1 (sqrt (- 1.0 y)))
  (/ x (sqrt (- 1.0 y)))
  1
  (/ x (- 1.0 y))
  (/ 1 (+ (sqrt 1.0) (sqrt y)))
  (/ x (- (sqrt 1.0) (sqrt y)))
  1
  (/ x (- 1.0 y))
  (/ 1 (- 1.0 y))
  (/ (- 1.0 y) x)
  (/ x (* (cbrt (- 1.0 y)) (cbrt (- 1.0 y))))
  (/ x (sqrt (- 1.0 y)))
  x
  (/ x (+ (sqrt 1.0) (sqrt y)))
  x
  (/ (- 1.0 y) (cbrt x))
  (/ (- 1.0 y) (sqrt x))
  (/ (- 1.0 y) x)
  (/ x (- (pow 1.0 3) (pow y 3)))
  (/ x (- (* 1.0 1.0) (* y y)))
  (* (* x (+ (pow y 2) (+ y 1))) 1.0)
  (- (+ (* 1.0 (/ x (pow y 3))) (+ (/ x y) (* 1.0 (/ x (pow y 2))))))
  (- (+ (* 1.0 (/ x (pow y 3))) (+ (/ x y) (* 1.0 (/ x (pow y 2))))))
0.327 * * * [progress]: adding candidates to table
0.383 * * [progress]: iteration 3 / 4
0.383 * * * [progress]: picking best candidate
0.385 * * * * [pick]: Picked  #<alt (λ (x y) (* (- x y) (/ 1 (- 1.0 y))))>
0.385 * * * [progress]: localizing error
0.393 * * * [progress]: generating rewritten candidates
0.393 * * * * [progress]: [ 1 / 2 ] rewriting at (2)
0.406 * * * * [progress]: [ 2 / 2 ] rewriting at (2 2)
0.415 * * * [progress]: generating series expansions
0.415 * * * * [progress]: [ 1 / 2 ] generating series at (2)
0.415 * [approximate]: Taking taylor expansion of (/ (- x y) (- 1.0 y)) in (x y) around 0
0.415 * [taylor]: Taking taylor expansion of (/ (- x y) (- 1.0 y)) in y
0.415 * [taylor]: Taking taylor expansion of (- x y) in y
0.415 * [taylor]: Taking taylor expansion of x in y
0.415 * [taylor]: Taking taylor expansion of y in y
0.415 * [taylor]: Taking taylor expansion of (- 1.0 y) in y
0.415 * [taylor]: Taking taylor expansion of 1.0 in y
0.415 * [taylor]: Taking taylor expansion of y in y
0.416 * [taylor]: Taking taylor expansion of (/ (- x y) (- 1.0 y)) in x
0.416 * [taylor]: Taking taylor expansion of (- x y) in x
0.416 * [taylor]: Taking taylor expansion of x in x
0.416 * [taylor]: Taking taylor expansion of y in x
0.416 * [taylor]: Taking taylor expansion of (- 1.0 y) in x
0.416 * [taylor]: Taking taylor expansion of 1.0 in x
0.416 * [taylor]: Taking taylor expansion of y in x
0.416 * [taylor]: Taking taylor expansion of (/ (- x y) (- 1.0 y)) in x
0.416 * [taylor]: Taking taylor expansion of (- x y) in x
0.416 * [taylor]: Taking taylor expansion of x in x
0.416 * [taylor]: Taking taylor expansion of y in x
0.416 * [taylor]: Taking taylor expansion of (- 1.0 y) in x
0.416 * [taylor]: Taking taylor expansion of 1.0 in x
0.416 * [taylor]: Taking taylor expansion of y in x
0.417 * [taylor]: Taking taylor expansion of (* -1 (/ y (- 1.0 y))) in y
0.417 * [taylor]: Taking taylor expansion of -1 in y
0.417 * [taylor]: Taking taylor expansion of (/ y (- 1.0 y)) in y
0.417 * [taylor]: Taking taylor expansion of y in y
0.417 * [taylor]: Taking taylor expansion of (- 1.0 y) in y
0.417 * [taylor]: Taking taylor expansion of 1.0 in y
0.417 * [taylor]: Taking taylor expansion of y in y
0.418 * [taylor]: Taking taylor expansion of (/ 1 (- 1.0 y)) in y
0.419 * [taylor]: Taking taylor expansion of (- 1.0 y) in y
0.419 * [taylor]: Taking taylor expansion of 1.0 in y
0.419 * [taylor]: Taking taylor expansion of y in y
0.421 * [taylor]: Taking taylor expansion of 0 in y
0.423 * [approximate]: Taking taylor expansion of (/ (- (/ 1 x) (/ 1 y)) (- 1.0 (/ 1 y))) in (x y) around 0
0.423 * [taylor]: Taking taylor expansion of (/ (- (/ 1 x) (/ 1 y)) (- 1.0 (/ 1 y))) in y
0.423 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in y
0.423 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.423 * [taylor]: Taking taylor expansion of x in y
0.423 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.423 * [taylor]: Taking taylor expansion of y in y
0.423 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 y)) in y
0.423 * [taylor]: Taking taylor expansion of 1.0 in y
0.423 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.423 * [taylor]: Taking taylor expansion of y in y
0.425 * [taylor]: Taking taylor expansion of (/ (- (/ 1 x) (/ 1 y)) (- 1.0 (/ 1 y))) in x
0.425 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x
0.425 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.425 * [taylor]: Taking taylor expansion of x in x
0.425 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.425 * [taylor]: Taking taylor expansion of y in x
0.425 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 y)) in x
0.425 * [taylor]: Taking taylor expansion of 1.0 in x
0.425 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.425 * [taylor]: Taking taylor expansion of y in x
0.426 * [taylor]: Taking taylor expansion of (/ (- (/ 1 x) (/ 1 y)) (- 1.0 (/ 1 y))) in x
0.426 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x
0.426 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.426 * [taylor]: Taking taylor expansion of x in x
0.426 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.426 * [taylor]: Taking taylor expansion of y in x
0.426 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 y)) in x
0.426 * [taylor]: Taking taylor expansion of 1.0 in x
0.426 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.426 * [taylor]: Taking taylor expansion of y in x
0.427 * [taylor]: Taking taylor expansion of (/ 1 (- 1.0 (/ 1 y))) in y
0.427 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 y)) in y
0.427 * [taylor]: Taking taylor expansion of 1.0 in y
0.427 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.427 * [taylor]: Taking taylor expansion of y in y
0.429 * [taylor]: Taking taylor expansion of (- (/ 1 (* y (- 1.0 (/ 1 y))))) in y
0.429 * [taylor]: Taking taylor expansion of (/ 1 (* y (- 1.0 (/ 1 y)))) in y
0.429 * [taylor]: Taking taylor expansion of (* y (- 1.0 (/ 1 y))) in y
0.429 * [taylor]: Taking taylor expansion of y in y
0.429 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 y)) in y
0.429 * [taylor]: Taking taylor expansion of 1.0 in y
0.429 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.429 * [taylor]: Taking taylor expansion of y in y
0.434 * [taylor]: Taking taylor expansion of 0 in y
0.439 * [approximate]: Taking taylor expansion of (/ (- (/ 1 y) (/ 1 x)) (+ (/ 1 y) 1.0)) in (x y) around 0
0.439 * [taylor]: Taking taylor expansion of (/ (- (/ 1 y) (/ 1 x)) (+ (/ 1 y) 1.0)) in y
0.439 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in y
0.439 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.439 * [taylor]: Taking taylor expansion of y in y
0.439 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.439 * [taylor]: Taking taylor expansion of x in y
0.439 * [taylor]: Taking taylor expansion of (+ (/ 1 y) 1.0) in y
0.440 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.440 * [taylor]: Taking taylor expansion of y in y
0.440 * [taylor]: Taking taylor expansion of 1.0 in y
0.441 * [taylor]: Taking taylor expansion of (/ (- (/ 1 y) (/ 1 x)) (+ (/ 1 y) 1.0)) in x
0.441 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x
0.441 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.441 * [taylor]: Taking taylor expansion of y in x
0.441 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.441 * [taylor]: Taking taylor expansion of x in x
0.441 * [taylor]: Taking taylor expansion of (+ (/ 1 y) 1.0) in x
0.441 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.441 * [taylor]: Taking taylor expansion of y in x
0.441 * [taylor]: Taking taylor expansion of 1.0 in x
0.442 * [taylor]: Taking taylor expansion of (/ (- (/ 1 y) (/ 1 x)) (+ (/ 1 y) 1.0)) in x
0.442 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x
0.442 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.442 * [taylor]: Taking taylor expansion of y in x
0.442 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.442 * [taylor]: Taking taylor expansion of x in x
0.442 * [taylor]: Taking taylor expansion of (+ (/ 1 y) 1.0) in x
0.442 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.442 * [taylor]: Taking taylor expansion of y in x
0.442 * [taylor]: Taking taylor expansion of 1.0 in x
0.443 * [taylor]: Taking taylor expansion of (/ -1 (+ (/ 1 y) 1.0)) in y
0.443 * [taylor]: Taking taylor expansion of -1 in y
0.443 * [taylor]: Taking taylor expansion of (+ (/ 1 y) 1.0) in y
0.443 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.443 * [taylor]: Taking taylor expansion of y in y
0.443 * [taylor]: Taking taylor expansion of 1.0 in y
0.445 * [taylor]: Taking taylor expansion of (/ 1 (* (+ (/ 1 y) 1.0) y)) in y
0.445 * [taylor]: Taking taylor expansion of (* (+ (/ 1 y) 1.0) y) in y
0.445 * [taylor]: Taking taylor expansion of (+ (/ 1 y) 1.0) in y
0.445 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.445 * [taylor]: Taking taylor expansion of y in y
0.445 * [taylor]: Taking taylor expansion of 1.0 in y
0.445 * [taylor]: Taking taylor expansion of y in y
0.449 * [taylor]: Taking taylor expansion of 0 in y
0.453 * * * * [progress]: [ 2 / 2 ] generating series at (2 2)
0.453 * [approximate]: Taking taylor expansion of (/ 1 (- 1.0 y)) in (y) around 0
0.454 * [taylor]: Taking taylor expansion of (/ 1 (- 1.0 y)) in y
0.454 * [taylor]: Taking taylor expansion of (- 1.0 y) in y
0.454 * [taylor]: Taking taylor expansion of 1.0 in y
0.454 * [taylor]: Taking taylor expansion of y in y
0.454 * [taylor]: Taking taylor expansion of (/ 1 (- 1.0 y)) in y
0.454 * [taylor]: Taking taylor expansion of (- 1.0 y) in y
0.454 * [taylor]: Taking taylor expansion of 1.0 in y
0.454 * [taylor]: Taking taylor expansion of y in y
0.460 * [approximate]: Taking taylor expansion of (/ 1 (- 1.0 (/ 1 y))) in (y) around 0
0.460 * [taylor]: Taking taylor expansion of (/ 1 (- 1.0 (/ 1 y))) in y
0.460 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 y)) in y
0.460 * [taylor]: Taking taylor expansion of 1.0 in y
0.460 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.460 * [taylor]: Taking taylor expansion of y in y
0.461 * [taylor]: Taking taylor expansion of (/ 1 (- 1.0 (/ 1 y))) in y
0.461 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 y)) in y
0.461 * [taylor]: Taking taylor expansion of 1.0 in y
0.461 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.461 * [taylor]: Taking taylor expansion of y in y
0.469 * [approximate]: Taking taylor expansion of (/ 1 (+ (/ 1 y) 1.0)) in (y) around 0
0.469 * [taylor]: Taking taylor expansion of (/ 1 (+ (/ 1 y) 1.0)) in y
0.469 * [taylor]: Taking taylor expansion of (+ (/ 1 y) 1.0) in y
0.469 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.469 * [taylor]: Taking taylor expansion of y in y
0.470 * [taylor]: Taking taylor expansion of 1.0 in y
0.470 * [taylor]: Taking taylor expansion of (/ 1 (+ (/ 1 y) 1.0)) in y
0.470 * [taylor]: Taking taylor expansion of (+ (/ 1 y) 1.0) in y
0.470 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.470 * [taylor]: Taking taylor expansion of y in y
0.471 * [taylor]: Taking taylor expansion of 1.0 in y
0.481 * * * [progress]: simplifying candidates
0.482 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (* (- x y) (/ 1 (- 1.0 y)))
  (+ (log (- x y)) (- (log (- 1.0 y))))
  (+ (log (- x y)) (- 0 (log (- 1.0 y))))
  (+ (log (- x y)) (- (log 1) (log (- 1.0 y))))
  (+ (log (- x y)) (log (/ 1 (- 1.0 y))))
  (log (* (- x y) (/ 1 (- 1.0 y))))
  (exp (* (- x y) (/ 1 (- 1.0 y))))
  (* (* (* (- x y) (- x y)) (- x y)) (/ (* (* 1 1) 1) (* (* (- 1.0 y) (- 1.0 y)) (- 1.0 y))))
  (* (* (* (- x y) (- x y)) (- x y)) (* (* (/ 1 (- 1.0 y)) (/ 1 (- 1.0 y))) (/ 1 (- 1.0 y))))
  (* (cbrt (* (- x y) (/ 1 (- 1.0 y)))) (cbrt (* (- x y) (/ 1 (- 1.0 y)))))
  (cbrt (* (- x y) (/ 1 (- 1.0 y))))
  (* (* (* (- x y) (/ 1 (- 1.0 y))) (* (- x y) (/ 1 (- 1.0 y)))) (* (- x y) (/ 1 (- 1.0 y))))
  (sqrt (* (- x y) (/ 1 (- 1.0 y))))
  (sqrt (* (- x y) (/ 1 (- 1.0 y))))
  (* (- (pow x 3) (pow y 3)) 1)
  (* (+ (* x x) (+ (* y y) (* x y))) (- 1.0 y))
  (* (- (* x x) (* y y)) 1)
  (* (+ x y) (- 1.0 y))
  (* (sqrt (- x y)) (sqrt (/ 1 (- 1.0 y))))
  (* (sqrt (- x y)) (sqrt (/ 1 (- 1.0 y))))
  (* (sqrt (- x y)) (/ (sqrt 1) (sqrt (- 1.0 y))))
  (* (sqrt (- x y)) (/ (sqrt 1) (sqrt (- 1.0 y))))
  (* (sqrt (- x y)) (/ 1 (sqrt (- 1.0 y))))
  (* (sqrt (- x y)) (/ 1 (sqrt (- 1.0 y))))
  (* (- x y) (* (cbrt (/ 1 (- 1.0 y))) (cbrt (/ 1 (- 1.0 y)))))
  (* (- x y) (sqrt (/ 1 (- 1.0 y))))
  (* (- x y) (/ (* (cbrt 1) (cbrt 1)) (* (cbrt (- 1.0 y)) (cbrt (- 1.0 y)))))
  (* (- x y) (/ (* (cbrt 1) (cbrt 1)) (sqrt (- 1.0 y))))
  (* (- x y) (/ (* (cbrt 1) (cbrt 1)) 1))
  (* (- x y) (/ (* (cbrt 1) (cbrt 1)) (+ (sqrt 1.0) (sqrt y))))
  (* (- x y) (/ (* (cbrt 1) (cbrt 1)) 1))
  (* (- x y) (/ (sqrt 1) (* (cbrt (- 1.0 y)) (cbrt (- 1.0 y)))))
  (* (- x y) (/ (sqrt 1) (sqrt (- 1.0 y))))
  (* (- x y) (/ (sqrt 1) 1))
  (* (- x y) (/ (sqrt 1) (+ (sqrt 1.0) (sqrt y))))
  (* (- x y) (/ (sqrt 1) 1))
  (* (- x y) (/ 1 (* (cbrt (- 1.0 y)) (cbrt (- 1.0 y)))))
  (* (- x y) (/ 1 (sqrt (- 1.0 y))))
  (* (- x y) (/ 1 1))
  (* (- x y) (/ 1 (+ (sqrt 1.0) (sqrt y))))
  (* (- x y) (/ 1 1))
  (* (- x y) 1)
  (* (- x y) 1)
  (* (- x y) (/ 1 (- (pow 1.0 3) (pow y 3))))
  (* (- x y) (/ 1 (- (* 1.0 1.0) (* y y))))
  (* (cbrt (- x y)) (/ 1 (- 1.0 y)))
  (* (sqrt (- x y)) (/ 1 (- 1.0 y)))
  (* (- x y) (/ 1 (- 1.0 y)))
  (* (- (sqrt x) (sqrt y)) (/ 1 (- 1.0 y)))
  (* (- x y) (/ 1 (- 1.0 y)))
  (* (- x y) 1)
  (* (- (pow x 3) (pow y 3)) (/ 1 (- 1.0 y)))
  (* (- (* x x) (* y y)) (/ 1 (- 1.0 y)))
  (- 1)
  (- (log (- 1.0 y)))
  (- 0 (log (- 1.0 y)))
  (- (log 1) (log (- 1.0 y)))
  (log (/ 1 (- 1.0 y)))
  (exp (/ 1 (- 1.0 y)))
  (/ (* (* 1 1) 1) (* (* (- 1.0 y) (- 1.0 y)) (- 1.0 y)))
  (* (cbrt (/ 1 (- 1.0 y))) (cbrt (/ 1 (- 1.0 y))))
  (cbrt (/ 1 (- 1.0 y)))
  (* (* (/ 1 (- 1.0 y)) (/ 1 (- 1.0 y))) (/ 1 (- 1.0 y)))
  (sqrt (/ 1 (- 1.0 y)))
  (sqrt (/ 1 (- 1.0 y)))
  (- 1)
  (- (- 1.0 y))
  (/ (* (cbrt 1) (cbrt 1)) (* (cbrt (- 1.0 y)) (cbrt (- 1.0 y))))
  (/ (cbrt 1) (cbrt (- 1.0 y)))
  (/ (* (cbrt 1) (cbrt 1)) (sqrt (- 1.0 y)))
  (/ (cbrt 1) (sqrt (- 1.0 y)))
  (/ (* (cbrt 1) (cbrt 1)) 1)
  (/ (cbrt 1) (- 1.0 y))
  (/ (* (cbrt 1) (cbrt 1)) (+ (sqrt 1.0) (sqrt y)))
  (/ (cbrt 1) (- (sqrt 1.0) (sqrt y)))
  (/ (* (cbrt 1) (cbrt 1)) 1)
  (/ (cbrt 1) (- 1.0 y))
  (/ (sqrt 1) (* (cbrt (- 1.0 y)) (cbrt (- 1.0 y))))
  (/ (sqrt 1) (cbrt (- 1.0 y)))
  (/ (sqrt 1) (sqrt (- 1.0 y)))
  (/ (sqrt 1) (sqrt (- 1.0 y)))
  (/ (sqrt 1) 1)
  (/ (sqrt 1) (- 1.0 y))
  (/ (sqrt 1) (+ (sqrt 1.0) (sqrt y)))
  (/ (sqrt 1) (- (sqrt 1.0) (sqrt y)))
  (/ (sqrt 1) 1)
  (/ (sqrt 1) (- 1.0 y))
  (/ 1 (* (cbrt (- 1.0 y)) (cbrt (- 1.0 y))))
  (/ 1 (cbrt (- 1.0 y)))
  (/ 1 (sqrt (- 1.0 y)))
  (/ 1 (sqrt (- 1.0 y)))
  (/ 1 1)
  (/ 1 (- 1.0 y))
  (/ 1 (+ (sqrt 1.0) (sqrt y)))
  (/ 1 (- (sqrt 1.0) (sqrt y)))
  (/ 1 1)
  (/ 1 (- 1.0 y))
  (/ 1 (- 1.0 y))
  (/ (- 1.0 y) 1)
  (/ 1 (* (cbrt (- 1.0 y)) (cbrt (- 1.0 y))))
  (/ 1 (sqrt (- 1.0 y)))
  (/ 1 1)
  (/ 1 (+ (sqrt 1.0) (sqrt y)))
  (/ 1 1)
  (/ (- 1.0 y) (cbrt 1))
  (/ (- 1.0 y) (sqrt 1))
  (/ (- 1.0 y) 1)
  (/ 1 (- (pow 1.0 3) (pow y 3)))
  (/ 1 (- (* 1.0 1.0) (* y y)))
  (- (+ (* 1.0 x) (* 1.0 (* x y))) (* 1.0 y))
  (- (+ (* 1.0 (/ 1 y)) 1) (/ x y))
  (- (+ (* 1.0 (/ 1 y)) 1) (/ x y))
  (+ (* 1.0 (pow y 2)) (+ (* 1.0 y) 1.0))
  (- (+ (/ 1 y) (+ (* 1.0 (/ 1 (pow y 3))) (* 1.0 (/ 1 (pow y 2))))))
  (- (+ (/ 1 y) (+ (* 1.0 (/ 1 (pow y 3))) (* 1.0 (/ 1 (pow y 2))))))
0.488 * * [simplify]: iteration  0 :  356  enodes  (cost  527 )
0.496 * * [simplify]: iteration  1 :  1652  enodes  (cost  457 )
0.526 * * [simplify]: iteration  2 :  5003  enodes  (cost  415 )
0.529 * [simplify]: Simplified to:
   (/ (- x y) (- 1.0 y))
  (- (log (- x y)) (log (- 1.0 y)))
  (- (log (- x y)) (log (- 1.0 y)))
  (- (log (- x y)) (log (- 1.0 y)))
  (- (log (- x y)) (log (- 1.0 y)))
  (- (log (- x y)) (log (- 1.0 y)))
  (exp (* (- x y) (/ 1 (- 1.0 y))))
  (pow (/ (- x y) (- 1.0 y)) 3)
  (pow (/ (- x y) (- 1.0 y)) 3)
  (* (cbrt (* (- x y) (/ 1 (- 1.0 y)))) (cbrt (* (- x y) (/ 1 (- 1.0 y)))))
  (cbrt (* (- x y) (/ 1 (- 1.0 y))))
  (pow (/ (- x y) (- 1.0 y)) 3)
  (sqrt (* (- x y) (/ 1 (- 1.0 y))))
  (sqrt (* (- x y) (/ 1 (- 1.0 y))))
  (- (pow x 3) (pow y 3))
  (* (- 1.0 y) (+ (* y (+ y x)) (* x x)))
  (- (* x x) (* y y))
  (* (+ x y) (- 1.0 y))
  (* (sqrt (- x y)) (sqrt (/ 1 (- 1.0 y))))
  (* (sqrt (- x y)) (sqrt (/ 1 (- 1.0 y))))
  (/ (* (sqrt (- x y)) 1) (sqrt (- 1.0 y)))
  (/ (* (sqrt (- x y)) 1) (sqrt (- 1.0 y)))
  (/ (* (sqrt (- x y)) 1) (sqrt (- 1.0 y)))
  (/ (* (sqrt (- x y)) 1) (sqrt (- 1.0 y)))
  (* (- x y) (* (cbrt (/ 1 (- 1.0 y))) (cbrt (/ 1 (- 1.0 y)))))
  (* (- x y) (sqrt (/ 1 (- 1.0 y))))
  (/ (- x y) (* (cbrt (- 1.0 y)) (cbrt (- 1.0 y))))
  (/ (- x y) (sqrt (- 1.0 y)))
  (- x y)
  (/ (- x y) (+ (sqrt 1.0) (sqrt y)))
  (- x y)
  (/ (- x y) (* (cbrt (- 1.0 y)) (cbrt (- 1.0 y))))
  (/ (- x y) (sqrt (- 1.0 y)))
  (- x y)
  (/ (- x y) (+ (sqrt 1.0) (sqrt y)))
  (- x y)
  (/ (- x y) (* (cbrt (- 1.0 y)) (cbrt (- 1.0 y))))
  (/ (- x y) (sqrt (- 1.0 y)))
  (- x y)
  (/ (- x y) (+ (sqrt 1.0) (sqrt y)))
  (- x y)
  (- x y)
  (- x y)
  (/ (- x y) (- (pow 1.0 3) (pow y 3)))
  (/ (- x y) (- (* 1.0 1.0) (* y y)))
  (/ (cbrt (- x y)) (- 1.0 y))
  (/ (sqrt (- x y)) (- 1.0 y))
  (/ (- x y) (- 1.0 y))
  (/ (- (sqrt x) (sqrt y)) (- 1.0 y))
  (/ (- x y) (- 1.0 y))
  (- x y)
  (/ (- (pow x 3) (pow y 3)) (- 1.0 y))
  (/ (- (* x x) (* y y)) (- 1.0 y))
  (- 1)
  (log (/ 1 (- 1.0 y)))
  (log (/ 1 (- 1.0 y)))
  (log (/ 1 (- 1.0 y)))
  (log (/ 1 (- 1.0 y)))
  (exp (/ 1 (- 1.0 y)))
  (/ 1 (pow (- 1.0 y) 3))
  (* (cbrt (/ 1 (- 1.0 y))) (cbrt (/ 1 (- 1.0 y))))
  (cbrt (/ 1 (- 1.0 y)))
  (/ 1 (pow (- 1.0 y) 3))
  (sqrt (/ 1 (- 1.0 y)))
  (sqrt (/ 1 (- 1.0 y)))
  (- 1)
  (- (- 1.0 y))
  (/ 1 (* (cbrt (- 1.0 y)) (cbrt (- 1.0 y))))
  (/ 1 (cbrt (- 1.0 y)))
  (/ 1 (sqrt (- 1.0 y)))
  (/ 1 (sqrt (- 1.0 y)))
  1
  (/ 1 (- 1.0 y))
  (/ 1 (+ (sqrt 1.0) (sqrt y)))
  (/ 1 (- (sqrt 1.0) (sqrt y)))
  1
  (/ 1 (- 1.0 y))
  (/ 1 (* (cbrt (- 1.0 y)) (cbrt (- 1.0 y))))
  (/ 1 (cbrt (- 1.0 y)))
  (/ 1 (sqrt (- 1.0 y)))
  (/ 1 (sqrt (- 1.0 y)))
  1
  (/ 1 (- 1.0 y))
  (/ 1 (+ (sqrt 1.0) (sqrt y)))
  (/ 1 (- (sqrt 1.0) (sqrt y)))
  1
  (/ 1 (- 1.0 y))
  (/ 1 (* (cbrt (- 1.0 y)) (cbrt (- 1.0 y))))
  (/ 1 (cbrt (- 1.0 y)))
  (/ 1 (sqrt (- 1.0 y)))
  (/ 1 (sqrt (- 1.0 y)))
  1
  (/ 1 (- 1.0 y))
  (/ 1 (+ (sqrt 1.0) (sqrt y)))
  (/ 1 (- (sqrt 1.0) (sqrt y)))
  1
  (/ 1 (- 1.0 y))
  (/ 1 (- 1.0 y))
  (- 1.0 y)
  (/ 1 (* (cbrt (- 1.0 y)) (cbrt (- 1.0 y))))
  (/ 1 (sqrt (- 1.0 y)))
  1
  (/ 1 (+ (sqrt 1.0) (sqrt y)))
  1
  (- 1.0 y)
  (- 1.0 y)
  (- 1.0 y)
  (/ 1 (- (pow 1.0 3) (pow y 3)))
  (/ 1 (- (* 1.0 1.0) (* y y)))
  (* 1.0 (- (+ x (* x y)) y))
  (+ (- 1 (/ x y)) (/ 1.0 y))
  (+ (- 1 (/ x y)) (/ 1.0 y))
  (+ 1.0 (* 1.0 (+ (pow y 2) y)))
  (- (- (/ 1 y)) (* 1.0 (+ (/ 1 (pow y 3)) (/ 1 (pow y 2)))))
  (- (- (/ 1 y)) (* 1.0 (+ (/ 1 (pow y 3)) (/ 1 (pow y 2)))))
0.530 * * * [progress]: adding candidates to table
0.632 * [progress]: [Phase 3 of 3] Extracting.
0.632 * * [regime]: Finding splitpoints for: (#<alt (λ (x y) (- (/ x (- 1.0 y)) (/ y (- 1.0 y))))> #<alt (λ (x y) (* (- x y) (/ 1 (- 1.0 y))))>)
0.632 * * * [regime-changes]: Trying 2 branch expressions: (y x)
0.632 * * * * [regimes]: Trying to branch on y from (#<alt (λ (x y) (- (/ x (- 1.0 y)) (/ y (- 1.0 y))))> #<alt (λ (x y) (* (- x y) (/ 1 (- 1.0 y))))>)
0.645 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x y) (- (/ x (- 1.0 y)) (/ y (- 1.0 y))))> #<alt (λ (x y) (* (- x y) (/ 1 (- 1.0 y))))>)
0.655 * * * [regime]: Found split indices: #<option (#s(si 0 255))>
0.656 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (- (/ x (- 1.0 y)) (/ y (- 1.0 y)))
0.656 * * [simplify]: iteration  0 :  7  enodes  (cost  5 )
0.656 * [simplify]: Simplified to:
   (- (/ x (- 1.0 y)) (/ y (- 1.0 y)))
1.006 * [regime-testing]: Baseline error score: 0.00857419208660097
1.007 * [regime-testing]: Oracle error score: 0.006125765720715089
1.008 * [regime-testing]: End program error score: 0.00857419208660097