16.436 * [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) (+ y 1.0))
0.015 * * [simplify]: iteration  0 :  8  enodes  (cost  3 )
0.017 * * [simplify]: iteration  1 :  8  enodes  (cost  3 )
0.017 * [simplify]: Simplified to:
   (/ (+ x y) (+ y 1.0))
0.017 * * [progress]: iteration 1 / 4
0.017 * * * [progress]: picking best candidate
0.018 * * * * [pick]: Picked  #<alt (λ (x y) (/ (+ x y) (+ y 1.0)))>
0.018 * * * [progress]: localizing error
0.022 * * * [progress]: generating rewritten candidates
0.022 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.031 * * * [progress]: generating series expansions
0.031 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.031 * [approximate]: Taking taylor expansion of (/ (+ x y) (+ y 1.0)) in (x y) around 0
0.031 * [taylor]: Taking taylor expansion of (/ (+ x y) (+ y 1.0)) in y
0.031 * [taylor]: Taking taylor expansion of (+ x y) in y
0.031 * [taylor]: Taking taylor expansion of x in y
0.031 * [taylor]: Taking taylor expansion of y in y
0.031 * [taylor]: Taking taylor expansion of (+ y 1.0) in y
0.031 * [taylor]: Taking taylor expansion of y in y
0.031 * [taylor]: Taking taylor expansion of 1.0 in y
0.032 * [taylor]: Taking taylor expansion of (/ (+ x y) (+ y 1.0)) in x
0.032 * [taylor]: Taking taylor expansion of (+ x y) in x
0.032 * [taylor]: Taking taylor expansion of x in x
0.032 * [taylor]: Taking taylor expansion of y in x
0.032 * [taylor]: Taking taylor expansion of (+ y 1.0) in x
0.032 * [taylor]: Taking taylor expansion of y in x
0.032 * [taylor]: Taking taylor expansion of 1.0 in x
0.032 * [taylor]: Taking taylor expansion of (/ (+ x y) (+ y 1.0)) in x
0.032 * [taylor]: Taking taylor expansion of (+ x y) in x
0.032 * [taylor]: Taking taylor expansion of x in x
0.032 * [taylor]: Taking taylor expansion of y in x
0.032 * [taylor]: Taking taylor expansion of (+ y 1.0) in x
0.032 * [taylor]: Taking taylor expansion of y in x
0.032 * [taylor]: Taking taylor expansion of 1.0 in x
0.032 * [taylor]: Taking taylor expansion of (/ y (+ y 1.0)) in y
0.032 * [taylor]: Taking taylor expansion of y in y
0.032 * [taylor]: Taking taylor expansion of (+ y 1.0) in y
0.032 * [taylor]: Taking taylor expansion of y in y
0.032 * [taylor]: Taking taylor expansion of 1.0 in y
0.033 * [taylor]: Taking taylor expansion of (/ 1 (+ y 1.0)) in y
0.033 * [taylor]: Taking taylor expansion of (+ y 1.0) in y
0.034 * [taylor]: Taking taylor expansion of y in y
0.034 * [taylor]: Taking taylor expansion of 1.0 in y
0.035 * [taylor]: Taking taylor expansion of 0 in y
0.037 * [approximate]: Taking taylor expansion of (/ (+ (/ 1 y) (/ 1 x)) (+ (/ 1 y) 1.0)) in (x y) around 0
0.037 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 y) (/ 1 x)) (+ (/ 1 y) 1.0)) in y
0.037 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in y
0.037 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.037 * [taylor]: Taking taylor expansion of y in y
0.037 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.037 * [taylor]: Taking taylor expansion of x in y
0.038 * [taylor]: Taking taylor expansion of (+ (/ 1 y) 1.0) in y
0.038 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.038 * [taylor]: Taking taylor expansion of y in y
0.038 * [taylor]: Taking taylor expansion of 1.0 in y
0.039 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 y) (/ 1 x)) (+ (/ 1 y) 1.0)) in x
0.039 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.039 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.039 * [taylor]: Taking taylor expansion of y in x
0.039 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.039 * [taylor]: Taking taylor expansion of x in x
0.039 * [taylor]: Taking taylor expansion of (+ (/ 1 y) 1.0) in x
0.039 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.039 * [taylor]: Taking taylor expansion of y in x
0.039 * [taylor]: Taking taylor expansion of 1.0 in x
0.039 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 y) (/ 1 x)) (+ (/ 1 y) 1.0)) in x
0.039 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.039 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.039 * [taylor]: Taking taylor expansion of y in x
0.040 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.040 * [taylor]: Taking taylor expansion of x in x
0.040 * [taylor]: Taking taylor expansion of (+ (/ 1 y) 1.0) in x
0.040 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.040 * [taylor]: Taking taylor expansion of y in x
0.040 * [taylor]: Taking taylor expansion of 1.0 in x
0.040 * [taylor]: Taking taylor expansion of (/ 1 (+ (/ 1 y) 1.0)) in y
0.040 * [taylor]: Taking taylor expansion of (+ (/ 1 y) 1.0) in y
0.040 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.040 * [taylor]: Taking taylor expansion of y in y
0.041 * [taylor]: Taking taylor expansion of 1.0 in y
0.042 * [taylor]: Taking taylor expansion of (/ 1 (* (+ (/ 1 y) 1.0) y)) in y
0.042 * [taylor]: Taking taylor expansion of (* (+ (/ 1 y) 1.0) y) in y
0.042 * [taylor]: Taking taylor expansion of (+ (/ 1 y) 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
0.042 * [taylor]: Taking taylor expansion of 1.0 in y
0.042 * [taylor]: Taking taylor expansion of y in y
0.046 * [taylor]: Taking taylor expansion of 0 in y
0.050 * [approximate]: Taking taylor expansion of (* -1 (/ (+ (/ 1 y) (/ 1 x)) (- 1.0 (/ 1 y)))) in (x y) around 0
0.050 * [taylor]: Taking taylor expansion of (* -1 (/ (+ (/ 1 y) (/ 1 x)) (- 1.0 (/ 1 y)))) in y
0.050 * [taylor]: Taking taylor expansion of -1 in y
0.050 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 y) (/ 1 x)) (- 1.0 (/ 1 y))) in y
0.050 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in y
0.050 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.050 * [taylor]: Taking taylor expansion of y in y
0.050 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.050 * [taylor]: Taking taylor expansion of x in y
0.051 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 y)) in y
0.051 * [taylor]: Taking taylor expansion of 1.0 in y
0.051 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.051 * [taylor]: Taking taylor expansion of y in y
0.052 * [taylor]: Taking taylor expansion of (* -1 (/ (+ (/ 1 y) (/ 1 x)) (- 1.0 (/ 1 y)))) in x
0.052 * [taylor]: Taking taylor expansion of -1 in x
0.052 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 y) (/ 1 x)) (- 1.0 (/ 1 y))) in x
0.052 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.052 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.052 * [taylor]: Taking taylor expansion of y in x
0.052 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.052 * [taylor]: Taking taylor expansion of x in x
0.052 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 y)) in x
0.052 * [taylor]: Taking taylor expansion of 1.0 in x
0.052 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.052 * [taylor]: Taking taylor expansion of y in x
0.053 * [taylor]: Taking taylor expansion of (* -1 (/ (+ (/ 1 y) (/ 1 x)) (- 1.0 (/ 1 y)))) in x
0.053 * [taylor]: Taking taylor expansion of -1 in x
0.053 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 y) (/ 1 x)) (- 1.0 (/ 1 y))) in x
0.053 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.053 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.053 * [taylor]: Taking taylor expansion of y in x
0.053 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.053 * [taylor]: Taking taylor expansion of x in x
0.053 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 y)) in x
0.053 * [taylor]: Taking taylor expansion of 1.0 in x
0.053 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.053 * [taylor]: Taking taylor expansion of y in x
0.054 * [taylor]: Taking taylor expansion of (/ -1 (- 1.0 (/ 1 y))) in y
0.054 * [taylor]: Taking taylor expansion of -1 in y
0.054 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 y)) in y
0.054 * [taylor]: Taking taylor expansion of 1.0 in y
0.054 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.054 * [taylor]: Taking taylor expansion of y in y
0.056 * [taylor]: Taking taylor expansion of (neg (/ 1 (* y (- 1.0 (/ 1 y))))) in y
0.056 * [taylor]: Taking taylor expansion of (/ 1 (* y (- 1.0 (/ 1 y)))) in y
0.056 * [taylor]: Taking taylor expansion of (* y (- 1.0 (/ 1 y))) in y
0.056 * [taylor]: Taking taylor expansion of y in y
0.056 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 y)) in y
0.056 * [taylor]: Taking taylor expansion of 1.0 in y
0.056 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.056 * [taylor]: Taking taylor expansion of y in y
0.061 * [taylor]: Taking taylor expansion of 0 in y
0.069 * * * [progress]: simplifying candidates
0.070 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (- (log (+ x y)) (log (+ y 1.0)))
  (log (/ (+ x y) (+ y 1.0)))
  (exp (/ (+ x y) (+ y 1.0)))
  (/ (* (* (+ x y) (+ x y)) (+ x y)) (* (* (+ y 1.0) (+ y 1.0)) (+ y 1.0)))
  (* (cbrt (/ (+ x y) (+ y 1.0))) (cbrt (/ (+ x y) (+ y 1.0))))
  (cbrt (/ (+ x y) (+ y 1.0)))
  (* (* (/ (+ x y) (+ y 1.0)) (/ (+ x y) (+ y 1.0))) (/ (+ x y) (+ y 1.0)))
  (sqrt (/ (+ x y) (+ y 1.0)))
  (sqrt (/ (+ x y) (+ y 1.0)))
  (neg (+ x y))
  (neg (+ y 1.0))
  (/ (* (cbrt (+ x y)) (cbrt (+ x y))) (* (cbrt (+ y 1.0)) (cbrt (+ y 1.0))))
  (/ (cbrt (+ x y)) (cbrt (+ y 1.0)))
  (/ (* (cbrt (+ x y)) (cbrt (+ x y))) (sqrt (+ y 1.0)))
  (/ (cbrt (+ x y)) (sqrt (+ y 1.0)))
  (/ (* (cbrt (+ x y)) (cbrt (+ x y))) 1)
  (/ (cbrt (+ x y)) (+ y 1.0))
  (/ (* (cbrt (+ x y)) (cbrt (+ x y))) 1)
  (/ (cbrt (+ x y)) (+ y 1.0))
  (/ (sqrt (+ x y)) (* (cbrt (+ y 1.0)) (cbrt (+ y 1.0))))
  (/ (sqrt (+ x y)) (cbrt (+ y 1.0)))
  (/ (sqrt (+ x y)) (sqrt (+ y 1.0)))
  (/ (sqrt (+ x y)) (sqrt (+ y 1.0)))
  (/ (sqrt (+ x y)) 1)
  (/ (sqrt (+ x y)) (+ y 1.0))
  (/ (sqrt (+ x y)) 1)
  (/ (sqrt (+ x y)) (+ y 1.0))
  (/ 1 (* (cbrt (+ y 1.0)) (cbrt (+ y 1.0))))
  (/ (+ x y) (cbrt (+ y 1.0)))
  (/ 1 (sqrt (+ y 1.0)))
  (/ (+ x y) (sqrt (+ y 1.0)))
  (/ 1 1)
  (/ (+ x y) (+ y 1.0))
  (/ 1 1)
  (/ (+ x y) (+ y 1.0))
  (/ 1 (* (cbrt (+ y 1.0)) (cbrt (+ y 1.0))))
  (/ (+ x y) (cbrt (+ y 1.0)))
  (/ 1 (sqrt (+ y 1.0)))
  (/ (+ x y) (sqrt (+ y 1.0)))
  (/ 1 1)
  (/ (+ x y) (+ y 1.0))
  (/ 1 1)
  (/ (+ x y) (+ y 1.0))
  (/ 1 (+ y 1.0))
  (/ (+ y 1.0) (+ x y))
  (/ (+ x y) (* (cbrt (+ y 1.0)) (cbrt (+ y 1.0))))
  (/ (+ x y) (sqrt (+ y 1.0)))
  (/ (+ x y) 1)
  (/ (+ x y) 1)
  (/ (+ y 1.0) (cbrt (+ x y)))
  (/ (+ y 1.0) (sqrt (+ x y)))
  (/ (+ y 1.0) (+ x y))
  (/ (+ y 1.0) (+ x y))
  (/ (+ x y) (+ (pow y 3) (pow 1.0 3)))
  (/ (+ x y) (- (* y y) (* 1.0 1.0)))
  (* (+ y 1.0) (+ (* x x) (- (* y y) (* x y))))
  (* (+ y 1.0) (- x y))
  (- (+ (* 1.0 x) (* 1.0 y)) (* 1.0 (* x y)))
  (- (+ (/ x y) 1) (* 1.0 (/ 1 y)))
  (- (+ (/ x y) 1) (* 1.0 (/ 1 y)))
0.073 * * [simplify]: iteration  0 :  191  enodes  (cost  254 )
0.077 * * [simplify]: iteration  1 :  588  enodes  (cost  238 )
0.086 * * [simplify]: iteration  2 :  1783  enodes  (cost  238 )
0.118 * * [simplify]: iteration  3 :  5001  enodes  (cost  236 )
0.120 * [simplify]: Simplified to:
   (log (/ (+ x y) (+ y 1.0)))
  (log (/ (+ x y) (+ y 1.0)))
  (exp (/ (+ x y) (+ y 1.0)))
  (pow (/ (+ x y) (+ y 1.0)) 3)
  (* (cbrt (/ (+ x y) (+ y 1.0))) (cbrt (/ (+ x y) (+ y 1.0))))
  (cbrt (/ (+ x y) (+ y 1.0)))
  (pow (/ (+ x y) (+ y 1.0)) 3)
  (sqrt (/ (+ x y) (+ y 1.0)))
  (sqrt (/ (+ x y) (+ y 1.0)))
  (neg (+ x y))
  (neg (+ y 1.0))
  (/ (* (cbrt (+ x y)) (cbrt (+ x y))) (* (cbrt (+ y 1.0)) (cbrt (+ y 1.0))))
  (/ (cbrt (+ x y)) (cbrt (+ y 1.0)))
  (/ (* (cbrt (+ x y)) (cbrt (+ x y))) (sqrt (+ y 1.0)))
  (/ (cbrt (+ x y)) (sqrt (+ y 1.0)))
  (* (cbrt (+ x y)) (cbrt (+ x y)))
  (/ (cbrt (+ x y)) (+ y 1.0))
  (* (cbrt (+ x y)) (cbrt (+ x y)))
  (/ (cbrt (+ x y)) (+ y 1.0))
  (/ (sqrt (+ x y)) (* (cbrt (+ y 1.0)) (cbrt (+ y 1.0))))
  (/ (sqrt (+ x y)) (cbrt (+ y 1.0)))
  (/ (sqrt (+ x y)) (sqrt (+ y 1.0)))
  (/ (sqrt (+ x y)) (sqrt (+ y 1.0)))
  (sqrt (+ x y))
  (/ (sqrt (+ x y)) (+ y 1.0))
  (sqrt (+ x y))
  (/ (sqrt (+ x y)) (+ y 1.0))
  (/ 1 (* (cbrt (+ y 1.0)) (cbrt (+ y 1.0))))
  (/ (+ x y) (cbrt (+ y 1.0)))
  (/ 1 (sqrt (+ y 1.0)))
  (/ (+ x y) (sqrt (+ y 1.0)))
  1
  (/ (+ x y) (+ y 1.0))
  1
  (/ (+ x y) (+ y 1.0))
  (/ 1 (* (cbrt (+ y 1.0)) (cbrt (+ y 1.0))))
  (/ (+ x y) (cbrt (+ y 1.0)))
  (/ 1 (sqrt (+ y 1.0)))
  (/ (+ x y) (sqrt (+ y 1.0)))
  1
  (/ (+ x y) (+ y 1.0))
  1
  (/ (+ x y) (+ y 1.0))
  (/ 1 (+ y 1.0))
  (/ (+ y 1.0) (+ x y))
  (/ (+ x y) (* (cbrt (+ y 1.0)) (cbrt (+ y 1.0))))
  (/ (+ x y) (sqrt (+ y 1.0)))
  (+ x y)
  (+ x y)
  (/ (+ y 1.0) (cbrt (+ x y)))
  (/ (+ y 1.0) (sqrt (+ x y)))
  (/ (+ y 1.0) (+ x y))
  (/ (+ y 1.0) (+ x y))
  (/ (+ x y) (+ (pow y 3) (pow 1.0 3)))
  (/ (+ x y) (- (* y y) (* 1.0 1.0)))
  (* (+ (* y (- y x)) (* x x)) (+ y 1.0))
  (* (+ y 1.0) (- x y))
  (* 1.0 (- (+ x y) (* x y)))
  (- (/ x y) (- (/ 1.0 y) 1))
  (- (/ x y) (- (/ 1.0 y) 1))
0.120 * * * [progress]: adding candidates to table
0.171 * * [progress]: iteration 2 / 4
0.171 * * * [progress]: picking best candidate
0.174 * * * * [pick]: Picked  #<alt (λ (x y) (- (/ x y) (- (/ 1.0 y) 1)))>
0.174 * * * [progress]: localizing error
0.180 * * * [progress]: generating rewritten candidates
0.180 * * * * [progress]: [ 1 / 2 ] rewriting at (2 2)
0.187 * * * * [progress]: [ 2 / 2 ] rewriting at (2)
0.203 * * * [progress]: generating series expansions
0.203 * * * * [progress]: [ 1 / 2 ] generating series at (2 2)
0.203 * [approximate]: Taking taylor expansion of (- (* 1.0 (/ 1 y)) 1) in (y) around 0
0.203 * [taylor]: Taking taylor expansion of (- (* 1.0 (/ 1 y)) 1) in y
0.203 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 y)) in y
0.203 * [taylor]: Taking taylor expansion of 1.0 in y
0.203 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.203 * [taylor]: Taking taylor expansion of y in y
0.204 * [taylor]: Taking taylor expansion of 1 in y
0.204 * [taylor]: Taking taylor expansion of (- (* 1.0 (/ 1 y)) 1) in y
0.204 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 y)) in y
0.204 * [taylor]: Taking taylor expansion of 1.0 in y
0.204 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.204 * [taylor]: Taking taylor expansion of y in y
0.204 * [taylor]: Taking taylor expansion of 1 in y
0.216 * [approximate]: Taking taylor expansion of (- (* 1.0 y) 1) in (y) around 0
0.216 * [taylor]: Taking taylor expansion of (- (* 1.0 y) 1) in y
0.216 * [taylor]: Taking taylor expansion of (* 1.0 y) in y
0.216 * [taylor]: Taking taylor expansion of 1.0 in y
0.216 * [taylor]: Taking taylor expansion of y in y
0.216 * [taylor]: Taking taylor expansion of 1 in y
0.216 * [taylor]: Taking taylor expansion of (- (* 1.0 y) 1) in y
0.216 * [taylor]: Taking taylor expansion of (* 1.0 y) in y
0.216 * [taylor]: Taking taylor expansion of 1.0 in y
0.216 * [taylor]: Taking taylor expansion of y in y
0.216 * [taylor]: Taking taylor expansion of 1 in y
0.226 * [approximate]: Taking taylor expansion of (neg (+ (* 1.0 y) 1)) in (y) around 0
0.226 * [taylor]: Taking taylor expansion of (neg (+ (* 1.0 y) 1)) in y
0.226 * [taylor]: Taking taylor expansion of (+ (* 1.0 y) 1) in y
0.226 * [taylor]: Taking taylor expansion of (* 1.0 y) in y
0.226 * [taylor]: Taking taylor expansion of 1.0 in y
0.226 * [taylor]: Taking taylor expansion of y in y
0.226 * [taylor]: Taking taylor expansion of 1 in y
0.226 * [taylor]: Taking taylor expansion of (neg (+ (* 1.0 y) 1)) in y
0.226 * [taylor]: Taking taylor expansion of (+ (* 1.0 y) 1) in y
0.226 * [taylor]: Taking taylor expansion of (* 1.0 y) in y
0.226 * [taylor]: Taking taylor expansion of 1.0 in y
0.226 * [taylor]: Taking taylor expansion of y in y
0.226 * [taylor]: Taking taylor expansion of 1 in y
0.236 * * * * [progress]: [ 2 / 2 ] generating series at (2)
0.236 * [approximate]: Taking taylor expansion of (- (+ (/ x y) 1) (* 1.0 (/ 1 y))) in (x y) around 0
0.236 * [taylor]: Taking taylor expansion of (- (+ (/ x y) 1) (* 1.0 (/ 1 y))) in y
0.236 * [taylor]: Taking taylor expansion of (+ (/ x y) 1) in y
0.236 * [taylor]: Taking taylor expansion of (/ x y) in y
0.236 * [taylor]: Taking taylor expansion of x in y
0.236 * [taylor]: Taking taylor expansion of y in y
0.236 * [taylor]: Taking taylor expansion of 1 in y
0.236 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 y)) in y
0.236 * [taylor]: Taking taylor expansion of 1.0 in y
0.236 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.236 * [taylor]: Taking taylor expansion of y in y
0.236 * [taylor]: Taking taylor expansion of (- (+ (/ x y) 1) (* 1.0 (/ 1 y))) in x
0.236 * [taylor]: Taking taylor expansion of (+ (/ x y) 1) in x
0.236 * [taylor]: Taking taylor expansion of (/ x y) in x
0.236 * [taylor]: Taking taylor expansion of x in x
0.236 * [taylor]: Taking taylor expansion of y in x
0.236 * [taylor]: Taking taylor expansion of 1 in x
0.236 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 y)) in x
0.236 * [taylor]: Taking taylor expansion of 1.0 in x
0.236 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.236 * [taylor]: Taking taylor expansion of y in x
0.236 * [taylor]: Taking taylor expansion of (- (+ (/ x y) 1) (* 1.0 (/ 1 y))) in x
0.237 * [taylor]: Taking taylor expansion of (+ (/ x y) 1) in x
0.237 * [taylor]: Taking taylor expansion of (/ x y) in x
0.237 * [taylor]: Taking taylor expansion of x in x
0.237 * [taylor]: Taking taylor expansion of y in x
0.237 * [taylor]: Taking taylor expansion of 1 in x
0.237 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 y)) in x
0.237 * [taylor]: Taking taylor expansion of 1.0 in x
0.237 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.237 * [taylor]: Taking taylor expansion of y in x
0.237 * [taylor]: Taking taylor expansion of (- 1 (* 1.0 (/ 1 y))) in y
0.237 * [taylor]: Taking taylor expansion of 1 in y
0.237 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 y)) in y
0.237 * [taylor]: Taking taylor expansion of 1.0 in y
0.237 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.237 * [taylor]: Taking taylor expansion of y in y
0.239 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.240 * [taylor]: Taking taylor expansion of y in y
0.242 * [approximate]: Taking taylor expansion of (- (+ (/ y x) 1) (* 1.0 y)) in (x y) around 0
0.242 * [taylor]: Taking taylor expansion of (- (+ (/ y x) 1) (* 1.0 y)) in y
0.242 * [taylor]: Taking taylor expansion of (+ (/ y x) 1) in y
0.242 * [taylor]: Taking taylor expansion of (/ y x) in y
0.242 * [taylor]: Taking taylor expansion of y in y
0.242 * [taylor]: Taking taylor expansion of x in y
0.242 * [taylor]: Taking taylor expansion of 1 in y
0.242 * [taylor]: Taking taylor expansion of (* 1.0 y) in y
0.242 * [taylor]: Taking taylor expansion of 1.0 in y
0.242 * [taylor]: Taking taylor expansion of y in y
0.242 * [taylor]: Taking taylor expansion of (- (+ (/ y x) 1) (* 1.0 y)) in x
0.242 * [taylor]: Taking taylor expansion of (+ (/ y x) 1) in x
0.242 * [taylor]: Taking taylor expansion of (/ y x) in x
0.242 * [taylor]: Taking taylor expansion of y in x
0.242 * [taylor]: Taking taylor expansion of x in x
0.242 * [taylor]: Taking taylor expansion of 1 in x
0.242 * [taylor]: Taking taylor expansion of (* 1.0 y) in x
0.242 * [taylor]: Taking taylor expansion of 1.0 in x
0.242 * [taylor]: Taking taylor expansion of y in x
0.242 * [taylor]: Taking taylor expansion of (- (+ (/ y x) 1) (* 1.0 y)) in x
0.242 * [taylor]: Taking taylor expansion of (+ (/ y x) 1) in x
0.242 * [taylor]: Taking taylor expansion of (/ y x) in x
0.242 * [taylor]: Taking taylor expansion of y in x
0.242 * [taylor]: Taking taylor expansion of x in x
0.242 * [taylor]: Taking taylor expansion of 1 in x
0.242 * [taylor]: Taking taylor expansion of (* 1.0 y) in x
0.242 * [taylor]: Taking taylor expansion of 1.0 in x
0.242 * [taylor]: Taking taylor expansion of y in x
0.243 * [taylor]: Taking taylor expansion of y in y
0.244 * [taylor]: Taking taylor expansion of (- 1 (* 1.0 y)) in y
0.244 * [taylor]: Taking taylor expansion of 1 in y
0.244 * [taylor]: Taking taylor expansion of (* 1.0 y) in y
0.244 * [taylor]: Taking taylor expansion of 1.0 in y
0.244 * [taylor]: Taking taylor expansion of y in y
0.246 * [taylor]: Taking taylor expansion of 0 in y
0.249 * [approximate]: Taking taylor expansion of (+ (/ y x) (+ (* 1.0 y) 1)) in (x y) around 0
0.249 * [taylor]: Taking taylor expansion of (+ (/ y x) (+ (* 1.0 y) 1)) in y
0.249 * [taylor]: Taking taylor expansion of (/ y x) in y
0.249 * [taylor]: Taking taylor expansion of y in y
0.249 * [taylor]: Taking taylor expansion of x in y
0.249 * [taylor]: Taking taylor expansion of (+ (* 1.0 y) 1) in y
0.249 * [taylor]: Taking taylor expansion of (* 1.0 y) in y
0.249 * [taylor]: Taking taylor expansion of 1.0 in y
0.249 * [taylor]: Taking taylor expansion of y in y
0.249 * [taylor]: Taking taylor expansion of 1 in y
0.249 * [taylor]: Taking taylor expansion of (+ (/ y x) (+ (* 1.0 y) 1)) in x
0.249 * [taylor]: Taking taylor expansion of (/ y x) in x
0.249 * [taylor]: Taking taylor expansion of y in x
0.249 * [taylor]: Taking taylor expansion of x in x
0.249 * [taylor]: Taking taylor expansion of (+ (* 1.0 y) 1) in x
0.249 * [taylor]: Taking taylor expansion of (* 1.0 y) in x
0.249 * [taylor]: Taking taylor expansion of 1.0 in x
0.249 * [taylor]: Taking taylor expansion of y in x
0.249 * [taylor]: Taking taylor expansion of 1 in x
0.249 * [taylor]: Taking taylor expansion of (+ (/ y x) (+ (* 1.0 y) 1)) in x
0.249 * [taylor]: Taking taylor expansion of (/ y x) in x
0.249 * [taylor]: Taking taylor expansion of y in x
0.249 * [taylor]: Taking taylor expansion of x in x
0.249 * [taylor]: Taking taylor expansion of (+ (* 1.0 y) 1) in x
0.249 * [taylor]: Taking taylor expansion of (* 1.0 y) in x
0.249 * [taylor]: Taking taylor expansion of 1.0 in x
0.249 * [taylor]: Taking taylor expansion of y in x
0.249 * [taylor]: Taking taylor expansion of 1 in x
0.249 * [taylor]: Taking taylor expansion of y in y
0.250 * [taylor]: Taking taylor expansion of (+ (* 1.0 y) 1) in y
0.250 * [taylor]: Taking taylor expansion of (* 1.0 y) in y
0.250 * [taylor]: Taking taylor expansion of 1.0 in y
0.250 * [taylor]: Taking taylor expansion of y in y
0.250 * [taylor]: Taking taylor expansion of 1 in y
0.255 * [taylor]: Taking taylor expansion of 0 in y
0.256 * * * [progress]: simplifying candidates
0.257 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (/ (exp (/ 1.0 y)) (exp 1))
  (log (- (/ 1.0 y) 1))
  (exp (- (/ 1.0 y) 1))
  (* (cbrt (- (/ 1.0 y) 1)) (cbrt (- (/ 1.0 y) 1)))
  (cbrt (- (/ 1.0 y) 1))
  (* (* (- (/ 1.0 y) 1) (- (/ 1.0 y) 1)) (- (/ 1.0 y) 1))
  (sqrt (- (/ 1.0 y) 1))
  (sqrt (- (/ 1.0 y) 1))
  (- (pow (/ 1.0 y) 3) (pow 1 3))
  (+ (* (/ 1.0 y) (/ 1.0 y)) (+ (* 1 1) (* (/ 1.0 y) 1)))
  (neg 1)
  (- (* (/ 1.0 y) (/ 1.0 y)) (* 1 1))
  (+ (/ 1.0 y) 1)
  (+ (sqrt (/ 1.0 y)) (sqrt 1))
  (- (sqrt (/ 1.0 y)) (sqrt 1))
  (+ (sqrt (/ 1.0 y)) 1)
  (- (sqrt (/ 1.0 y)) 1)
  (+ (/ (sqrt 1.0) (sqrt y)) (sqrt 1))
  (- (/ (sqrt 1.0) (sqrt y)) (sqrt 1))
  (+ (/ (sqrt 1.0) (sqrt y)) 1)
  (- (/ (sqrt 1.0) (sqrt y)) 1)
  (+ (sqrt (/ 1.0 y)) 1)
  (- (sqrt (/ 1.0 y)) 1)
  (+ (/ (sqrt 1.0) (sqrt y)) 1)
  (- (/ (sqrt 1.0) (sqrt y)) 1)
  (- (/ 1.0 y) 1)
  (neg 1)
  (/ (exp (/ x y)) (/ (exp (/ 1.0 y)) (exp 1)))
  (/ (exp (/ x y)) (exp (- (/ 1.0 y) 1)))
  (log (- (/ x y) (- (/ 1.0 y) 1)))
  (exp (- (/ x y) (- (/ 1.0 y) 1)))
  (* (cbrt (- (/ x y) (- (/ 1.0 y) 1))) (cbrt (- (/ x y) (- (/ 1.0 y) 1))))
  (cbrt (- (/ x y) (- (/ 1.0 y) 1)))
  (* (* (- (/ x y) (- (/ 1.0 y) 1)) (- (/ x y) (- (/ 1.0 y) 1))) (- (/ x y) (- (/ 1.0 y) 1)))
  (sqrt (- (/ x y) (- (/ 1.0 y) 1)))
  (sqrt (- (/ x y) (- (/ 1.0 y) 1)))
  (- (* x (+ (* (/ 1.0 y) (/ 1.0 y)) (+ (* 1 1) (* (/ 1.0 y) 1)))) (* y (- (pow (/ 1.0 y) 3) (pow 1 3))))
  (* y (+ (* (/ 1.0 y) (/ 1.0 y)) (+ (* 1 1) (* (/ 1.0 y) 1))))
  (- (* x (+ (/ 1.0 y) 1)) (* y (- (* (/ 1.0 y) (/ 1.0 y)) (* 1 1))))
  (* y (+ (/ 1.0 y) 1))
  (- (pow (/ x y) 3) (pow (- (/ 1.0 y) 1) 3))
  (+ (* (/ x y) (/ x y)) (+ (* (- (/ 1.0 y) 1) (- (/ 1.0 y) 1)) (* (/ x y) (- (/ 1.0 y) 1))))
  (neg (- (/ 1.0 y) 1))
  (- (* (/ x y) (/ x y)) (* (- (/ 1.0 y) 1) (- (/ 1.0 y) 1)))
  (+ (/ x y) (- (/ 1.0 y) 1))
  (+ (sqrt (/ x y)) (sqrt (- (/ 1.0 y) 1)))
  (- (sqrt (/ x y)) (sqrt (- (/ 1.0 y) 1)))
  (+ (/ (sqrt x) (sqrt y)) (sqrt (- (/ 1.0 y) 1)))
  (- (/ (sqrt x) (sqrt y)) (sqrt (- (/ 1.0 y) 1)))
  (- (/ x y) (- (/ 1.0 y) 1))
  (- (/ x y) (- (/ 1.0 y) 1))
  (- (/ x y) (/ 1.0 y))
  (- (/ x y) (/ 1.0 y))
  (- (/ x y) (/ 1.0 y))
  (neg (- (/ 1.0 y) 1))
  (- (* 1.0 (/ 1 y)) 1)
  (- (* 1.0 (/ 1 y)) 1)
  (- (* 1.0 (/ 1 y)) 1)
  (- (+ (/ x y) 1) (* 1.0 (/ 1 y)))
  (- (+ (/ x y) 1) (* 1.0 (/ 1 y)))
  (- (+ (/ x y) 1) (* 1.0 (/ 1 y)))
0.261 * * [simplify]: iteration  0 :  213  enodes  (cost  283 )
0.266 * * [simplify]: iteration  1 :  807  enodes  (cost  267 )
0.282 * * [simplify]: iteration  2 :  3302  enodes  (cost  259 )
0.342 * * [simplify]: iteration  3 :  5002  enodes  (cost  259 )
0.344 * [simplify]: Simplified to:
   (exp (- (/ 1.0 y) 1))
  (log (- (/ 1.0 y) 1))
  (exp (- (/ 1.0 y) 1))
  (* (cbrt (- (/ 1.0 y) 1)) (cbrt (- (/ 1.0 y) 1)))
  (cbrt (- (/ 1.0 y) 1))
  (pow (- (/ 1.0 y) 1) 3)
  (sqrt (- (/ 1.0 y) 1))
  (sqrt (- (/ 1.0 y) 1))
  (- (pow (/ 1.0 y) 3) 1)
  (+ (* (/ 1.0 y) (+ (/ 1.0 y) 1)) 1)
  -1
  (- (* (/ 1.0 y) (/ 1.0 y)) 1)
  (+ (/ 1.0 y) 1)
  (+ (sqrt (/ 1.0 y)) 1)
  (- (sqrt (/ 1.0 y)) 1)
  (+ (sqrt (/ 1.0 y)) 1)
  (- (sqrt (/ 1.0 y)) 1)
  (+ (/ (sqrt 1.0) (sqrt y)) 1)
  (- (/ (sqrt 1.0) (sqrt y)) 1)
  (+ (/ (sqrt 1.0) (sqrt y)) 1)
  (- (/ (sqrt 1.0) (sqrt y)) 1)
  (+ (sqrt (/ 1.0 y)) 1)
  (- (sqrt (/ 1.0 y)) 1)
  (+ (/ (sqrt 1.0) (sqrt y)) 1)
  (- (/ (sqrt 1.0) (sqrt y)) 1)
  (+ (/ 1.0 y) -1)
  -1
  (exp (- (/ x y) (- (/ 1.0 y) 1)))
  (exp (- (/ x y) (- (/ 1.0 y) 1)))
  (log (- (/ x y) (- (/ 1.0 y) 1)))
  (exp (- (/ x y) (- (/ 1.0 y) 1)))
  (* (cbrt (- (/ x y) (- (/ 1.0 y) 1))) (cbrt (- (/ x y) (- (/ 1.0 y) 1))))
  (cbrt (- (/ x y) (- (/ 1.0 y) 1)))
  (pow (- (/ x y) (- (/ 1.0 y) 1)) 3)
  (sqrt (- (/ x y) (- (/ 1.0 y) 1)))
  (sqrt (- (/ x y) (- (/ 1.0 y) 1)))
  (+ (* (/ 1.0 y) (* x (+ (/ 1.0 y) 1))) (- x (* y (- (pow (/ 1.0 y) 3) 1))))
  (+ 1.0 (* y (+ (* (/ 1.0 y) (/ 1.0 y)) 1)))
  (* (+ (/ 1.0 y) 1) (- x (* (+ (/ 1.0 y) -1) y)))
  (* y (+ (/ 1.0 y) 1))
  (- (pow (/ x y) 3) (pow (- (/ 1.0 y) 1) 3))
  (+ (* (- (/ 1.0 y) 1) (+ (- (/ 1.0 y) 1) (/ x y))) (* (/ x y) (/ x y)))
  (- 1 (/ 1.0 y))
  (- (* (/ x y) (/ x y)) (* (- (/ 1.0 y) 1) (- (/ 1.0 y) 1)))
  (+ (/ x y) (- (/ 1.0 y) 1))
  (+ (sqrt (/ x y)) (sqrt (- (/ 1.0 y) 1)))
  (- (sqrt (/ x y)) (sqrt (- (/ 1.0 y) 1)))
  (+ (/ (sqrt x) (sqrt y)) (sqrt (- (/ 1.0 y) 1)))
  (- (/ (sqrt x) (sqrt y)) (sqrt (- (/ 1.0 y) 1)))
  (- (+ (/ x y) 1) (/ 1.0 y))
  (- (+ (/ x y) 1) (/ 1.0 y))
  (- (/ x y) (/ 1.0 y))
  (- (/ x y) (/ 1.0 y))
  (- (/ x y) (/ 1.0 y))
  (- 1 (/ 1.0 y))
  (+ (/ 1.0 y) -1)
  (+ (/ 1.0 y) -1)
  (+ (/ 1.0 y) -1)
  (- (+ (/ x y) 1) (/ 1.0 y))
  (- (+ (/ x y) 1) (/ 1.0 y))
  (- (+ (/ x y) 1) (/ 1.0 y))
0.344 * * * [progress]: adding candidates to table
0.399 * [progress]: [Phase 3 of 3] Extracting.
0.399 * * [regime]: Finding splitpoints for: (#<alt (λ (x y) (/ (+ x y) (+ y 1.0)))> #<alt (λ (x y) (- (/ x y) (- (/ 1.0 y) 1)))>)
0.399 * * * [regime-changes]: Trying 3 branch expressions: ((/ (+ x y) (+ y 1.0)) y x)
0.399 * * * * [regimes]: Trying to branch on (/ (+ x y) (+ y 1.0)) from (#<alt (λ (x y) (/ (+ x y) (+ y 1.0)))> #<alt (λ (x y) (- (/ x y) (- (/ 1.0 y) 1)))>)
0.412 * * * * [regimes]: Trying to branch on y from (#<alt (λ (x y) (/ (+ x y) (+ y 1.0)))> #<alt (λ (x y) (- (/ x y) (- (/ 1.0 y) 1)))>)
0.422 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x y) (/ (+ x y) (+ y 1.0)))> #<alt (λ (x y) (- (/ x y) (- (/ 1.0 y) 1)))>)
0.432 * * * [regime]: Found split indices: #<option (#s(si 0 255))>
0.433 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (/ (+ x y) (+ y 1.0))
0.433 * * [simplify]: iteration  0 :  8  enodes  (cost  3 )
0.433 * * [simplify]: iteration  1 :  8  enodes  (cost  3 )
0.433 * [simplify]: Simplified to:
   (/ (+ x y) (+ y 1.0))
0.785 * [regime-testing]: Baseline error score: 0.014751843980497562
0.786 * [regime-testing]: Oracle error score: 0.00900112514064258
0.786 * [regime-testing]: End program error score: 0.014751843980497562