20.426 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.011 * * * [progress]: [2/2] Setting up program.
0.015 * [progress]: [Phase 2 of 3] Improving.
0.015 * [simplify]: Simplifying:
  (* 500.0 (- x y))
0.015 * * [simplify]: iteration 0: 5 enodes
0.016 * * [simplify]: iteration 1: 8 enodes
0.017 * * [simplify]: iteration 2: 15 enodes
0.019 * * [simplify]: iteration 3: 21 enodes
0.022 * * [simplify]: iteration 4: 26 enodes
0.029 * * [simplify]: iteration complete: 26 enodes
0.029 * * [simplify]: Extracting #0: cost 1 inf + 0
0.029 * * [simplify]: Extracting #1: cost 6 inf + 0
0.029 * * [simplify]: Extracting #2: cost 9 inf + 1
0.029 * * [simplify]: Extracting #3: cost 3 inf + 209
0.029 * * [simplify]: Extracting #4: cost 0 inf + 376
0.029 * [simplify]: Simplified to:
  (* (- x y) 500.0)
0.030 * * [progress]: iteration 1 / 4
0.030 * * * [progress]: picking best candidate
0.034 * * * * [pick]: Picked  #<alt (λ (x y) (* 500.0 (- x y)))>
0.034 * * * [progress]: localizing error
0.040 * * * [progress]: generating rewritten candidates
0.040 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.058 * * * [progress]: generating series expansions
0.058 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.058 * [backup-simplify]: Simplify (* 500.0 (- x y)) into (* 500.0 (- x y))
0.058 * [approximate]: Taking taylor expansion of (* 500.0 (- x y)) in (x y) around 0
0.058 * [taylor]: Taking taylor expansion of (* 500.0 (- x y)) in y
0.058 * [taylor]: Taking taylor expansion of 500.0 in y
0.058 * [backup-simplify]: Simplify 500.0 into 500.0
0.058 * [taylor]: Taking taylor expansion of (- x y) in y
0.058 * [taylor]: Taking taylor expansion of x in y
0.058 * [backup-simplify]: Simplify x into x
0.058 * [taylor]: Taking taylor expansion of y in y
0.058 * [backup-simplify]: Simplify 0 into 0
0.058 * [backup-simplify]: Simplify 1 into 1
0.058 * [taylor]: Taking taylor expansion of (* 500.0 (- x y)) in x
0.058 * [taylor]: Taking taylor expansion of 500.0 in x
0.058 * [backup-simplify]: Simplify 500.0 into 500.0
0.058 * [taylor]: Taking taylor expansion of (- x y) in x
0.058 * [taylor]: Taking taylor expansion of x in x
0.058 * [backup-simplify]: Simplify 0 into 0
0.058 * [backup-simplify]: Simplify 1 into 1
0.058 * [taylor]: Taking taylor expansion of y in x
0.058 * [backup-simplify]: Simplify y into y
0.058 * [taylor]: Taking taylor expansion of (* 500.0 (- x y)) in x
0.058 * [taylor]: Taking taylor expansion of 500.0 in x
0.058 * [backup-simplify]: Simplify 500.0 into 500.0
0.058 * [taylor]: Taking taylor expansion of (- x y) in x
0.058 * [taylor]: Taking taylor expansion of x in x
0.058 * [backup-simplify]: Simplify 0 into 0
0.058 * [backup-simplify]: Simplify 1 into 1
0.058 * [taylor]: Taking taylor expansion of y in x
0.058 * [backup-simplify]: Simplify y into y
0.058 * [backup-simplify]: Simplify (- y) into (- y)
0.058 * [backup-simplify]: Simplify (+ 0 (- y)) into (- y)
0.058 * [backup-simplify]: Simplify (* 500.0 (- y)) into (* -500.0 y)
0.058 * [taylor]: Taking taylor expansion of (* -500.0 y) in y
0.059 * [taylor]: Taking taylor expansion of -500.0 in y
0.059 * [backup-simplify]: Simplify -500.0 into -500.0
0.059 * [taylor]: Taking taylor expansion of y in y
0.059 * [backup-simplify]: Simplify 0 into 0
0.059 * [backup-simplify]: Simplify 1 into 1
0.059 * [backup-simplify]: Simplify (* -500.0 0) into 0
0.059 * [backup-simplify]: Simplify 0 into 0
0.060 * [backup-simplify]: Simplify (- 0) into 0
0.060 * [backup-simplify]: Simplify (+ 1 0) into 1
0.060 * [backup-simplify]: Simplify (+ (* 500.0 1) (* 0 (- y))) into 500.0
0.060 * [taylor]: Taking taylor expansion of 500.0 in y
0.060 * [backup-simplify]: Simplify 500.0 into 500.0
0.060 * [backup-simplify]: Simplify 500.0 into 500.0
0.061 * [backup-simplify]: Simplify (+ (* -500.0 1) (* 0 0)) into (- 500.0)
0.062 * [backup-simplify]: Simplify (- 500.0) into (- 500.0)
0.062 * [backup-simplify]: Simplify (- 0) into 0
0.062 * [backup-simplify]: Simplify (+ 0 0) into 0
0.063 * [backup-simplify]: Simplify (+ (* 500.0 0) (+ (* 0 1) (* 0 (- y)))) into 0
0.064 * [taylor]: Taking taylor expansion of 0 in y
0.064 * [backup-simplify]: Simplify 0 into 0
0.064 * [backup-simplify]: Simplify 0 into 0
0.064 * [backup-simplify]: Simplify 0 into 0
0.064 * [backup-simplify]: Simplify (+ (* -500.0 0) (+ (* 0 1) (* 0 0))) into 0
0.064 * [backup-simplify]: Simplify 0 into 0
0.065 * [backup-simplify]: Simplify (- 0) into 0
0.065 * [backup-simplify]: Simplify (+ 0 0) into 0
0.066 * [backup-simplify]: Simplify (+ (* 500.0 0) (+ (* 0 0) (+ (* 0 1) (* 0 (- y))))) into 0
0.066 * [taylor]: Taking taylor expansion of 0 in y
0.066 * [backup-simplify]: Simplify 0 into 0
0.066 * [backup-simplify]: Simplify 0 into 0
0.066 * [backup-simplify]: Simplify 0 into 0
0.066 * [backup-simplify]: Simplify 0 into 0
0.066 * [backup-simplify]: Simplify (+ (* (- 500.0) (* y 1)) (* 500.0 (* 1 x))) into (- (* 500.0 x) (* 500.0 y))
0.067 * [backup-simplify]: Simplify (* 500.0 (- (/ 1 x) (/ 1 y))) into (* 500.0 (- (/ 1 x) (/ 1 y)))
0.067 * [approximate]: Taking taylor expansion of (* 500.0 (- (/ 1 x) (/ 1 y))) in (x y) around 0
0.067 * [taylor]: Taking taylor expansion of (* 500.0 (- (/ 1 x) (/ 1 y))) in y
0.067 * [taylor]: Taking taylor expansion of 500.0 in y
0.067 * [backup-simplify]: Simplify 500.0 into 500.0
0.067 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in y
0.067 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.067 * [taylor]: Taking taylor expansion of x in y
0.067 * [backup-simplify]: Simplify x into x
0.067 * [backup-simplify]: Simplify (/ 1 x) into (/ 1 x)
0.067 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.067 * [taylor]: Taking taylor expansion of y in y
0.067 * [backup-simplify]: Simplify 0 into 0
0.067 * [backup-simplify]: Simplify 1 into 1
0.067 * [backup-simplify]: Simplify (/ 1 1) into 1
0.067 * [taylor]: Taking taylor expansion of (* 500.0 (- (/ 1 x) (/ 1 y))) in x
0.067 * [taylor]: Taking taylor expansion of 500.0 in x
0.067 * [backup-simplify]: Simplify 500.0 into 500.0
0.067 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x
0.067 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.067 * [taylor]: Taking taylor expansion of x in x
0.067 * [backup-simplify]: Simplify 0 into 0
0.067 * [backup-simplify]: Simplify 1 into 1
0.068 * [backup-simplify]: Simplify (/ 1 1) into 1
0.068 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.068 * [taylor]: Taking taylor expansion of y in x
0.068 * [backup-simplify]: Simplify y into y
0.068 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y)
0.068 * [taylor]: Taking taylor expansion of (* 500.0 (- (/ 1 x) (/ 1 y))) in x
0.068 * [taylor]: Taking taylor expansion of 500.0 in x
0.068 * [backup-simplify]: Simplify 500.0 into 500.0
0.068 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x
0.068 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.068 * [taylor]: Taking taylor expansion of x in x
0.068 * [backup-simplify]: Simplify 0 into 0
0.068 * [backup-simplify]: Simplify 1 into 1
0.068 * [backup-simplify]: Simplify (/ 1 1) into 1
0.068 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.068 * [taylor]: Taking taylor expansion of y in x
0.068 * [backup-simplify]: Simplify y into y
0.068 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y)
0.069 * [backup-simplify]: Simplify (+ 1 0) into 1
0.069 * [backup-simplify]: Simplify (* 500.0 1) into 500.0
0.069 * [taylor]: Taking taylor expansion of 500.0 in y
0.069 * [backup-simplify]: Simplify 500.0 into 500.0
0.070 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
0.070 * [backup-simplify]: Simplify (- (/ 1 y)) into (- (/ 1 y))
0.070 * [backup-simplify]: Simplify (+ 0 (- (/ 1 y))) into (- (/ 1 y))
0.070 * [backup-simplify]: Simplify (+ (* 500.0 (- (/ 1 y))) (* 0 1)) into (- (* 500.0 (/ 1 y)))
0.070 * [taylor]: Taking taylor expansion of (- (* 500.0 (/ 1 y))) in y
0.070 * [taylor]: Taking taylor expansion of (* 500.0 (/ 1 y)) in y
0.070 * [taylor]: Taking taylor expansion of 500.0 in y
0.070 * [backup-simplify]: Simplify 500.0 into 500.0
0.070 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.070 * [taylor]: Taking taylor expansion of y in y
0.070 * [backup-simplify]: Simplify 0 into 0
0.070 * [backup-simplify]: Simplify 1 into 1
0.071 * [backup-simplify]: Simplify (/ 1 1) into 1
0.071 * [backup-simplify]: Simplify (* 500.0 1) into 500.0
0.072 * [backup-simplify]: Simplify (- 500.0) into (- 500.0)
0.072 * [backup-simplify]: Simplify (- 500.0) into (- 500.0)
0.072 * [backup-simplify]: Simplify 500.0 into 500.0
0.073 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.073 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)))) into 0
0.074 * [backup-simplify]: Simplify (- 0) into 0
0.074 * [backup-simplify]: Simplify (+ 0 0) into 0
0.074 * [backup-simplify]: Simplify (+ (* 500.0 0) (+ (* 0 (- (/ 1 y))) (* 0 1))) into 0
0.075 * [taylor]: Taking taylor expansion of 0 in y
0.075 * [backup-simplify]: Simplify 0 into 0
0.075 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
0.076 * [backup-simplify]: Simplify (+ (* 500.0 0) (* 0 1)) into 0
0.076 * [backup-simplify]: Simplify (- 0) into 0
0.076 * [backup-simplify]: Simplify 0 into 0
0.076 * [backup-simplify]: Simplify 0 into 0
0.077 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.077 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)))) into 0
0.077 * [backup-simplify]: Simplify (- 0) into 0
0.077 * [backup-simplify]: Simplify (+ 0 0) into 0
0.078 * [backup-simplify]: Simplify (+ (* 500.0 0) (+ (* 0 0) (+ (* 0 (- (/ 1 y))) (* 0 1)))) into 0
0.078 * [taylor]: Taking taylor expansion of 0 in y
0.078 * [backup-simplify]: Simplify 0 into 0
0.078 * [backup-simplify]: Simplify 0 into 0
0.079 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.080 * [backup-simplify]: Simplify (+ (* 500.0 0) (+ (* 0 0) (* 0 1))) into 0
0.080 * [backup-simplify]: Simplify (- 0) into 0
0.080 * [backup-simplify]: Simplify 0 into 0
0.080 * [backup-simplify]: Simplify 0 into 0
0.081 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.081 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)) (* 0 (/ 0 y)))) into 0
0.081 * [backup-simplify]: Simplify (- 0) into 0
0.081 * [backup-simplify]: Simplify (+ 0 0) into 0
0.083 * [backup-simplify]: Simplify (+ (* 500.0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 (- (/ 1 y))) (* 0 1))))) into 0
0.083 * [taylor]: Taking taylor expansion of 0 in y
0.083 * [backup-simplify]: Simplify 0 into 0
0.083 * [backup-simplify]: Simplify 0 into 0
0.084 * [backup-simplify]: Simplify (+ (* 500.0 (* 1 (/ 1 (/ 1 x)))) (* (- 500.0) (* (/ 1 (/ 1 y)) 1))) into (- (* 500.0 x) (* 500.0 y))
0.084 * [backup-simplify]: Simplify (* 500.0 (- (/ 1 (- x)) (/ 1 (- y)))) into (* 500.0 (- (/ 1 y) (/ 1 x)))
0.084 * [approximate]: Taking taylor expansion of (* 500.0 (- (/ 1 y) (/ 1 x))) in (x y) around 0
0.084 * [taylor]: Taking taylor expansion of (* 500.0 (- (/ 1 y) (/ 1 x))) in y
0.084 * [taylor]: Taking taylor expansion of 500.0 in y
0.084 * [backup-simplify]: Simplify 500.0 into 500.0
0.084 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in y
0.084 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.084 * [taylor]: Taking taylor expansion of y in y
0.084 * [backup-simplify]: Simplify 0 into 0
0.084 * [backup-simplify]: Simplify 1 into 1
0.085 * [backup-simplify]: Simplify (/ 1 1) into 1
0.085 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.085 * [taylor]: Taking taylor expansion of x in y
0.085 * [backup-simplify]: Simplify x into x
0.085 * [backup-simplify]: Simplify (/ 1 x) into (/ 1 x)
0.085 * [taylor]: Taking taylor expansion of (* 500.0 (- (/ 1 y) (/ 1 x))) in x
0.085 * [taylor]: Taking taylor expansion of 500.0 in x
0.085 * [backup-simplify]: Simplify 500.0 into 500.0
0.085 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x
0.085 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.085 * [taylor]: Taking taylor expansion of y in x
0.085 * [backup-simplify]: Simplify y into y
0.085 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y)
0.085 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.085 * [taylor]: Taking taylor expansion of x in x
0.085 * [backup-simplify]: Simplify 0 into 0
0.085 * [backup-simplify]: Simplify 1 into 1
0.086 * [backup-simplify]: Simplify (/ 1 1) into 1
0.086 * [taylor]: Taking taylor expansion of (* 500.0 (- (/ 1 y) (/ 1 x))) in x
0.086 * [taylor]: Taking taylor expansion of 500.0 in x
0.086 * [backup-simplify]: Simplify 500.0 into 500.0
0.086 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x
0.086 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.086 * [taylor]: Taking taylor expansion of y in x
0.086 * [backup-simplify]: Simplify y into y
0.086 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y)
0.086 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.086 * [taylor]: Taking taylor expansion of x in x
0.086 * [backup-simplify]: Simplify 0 into 0
0.086 * [backup-simplify]: Simplify 1 into 1
0.086 * [backup-simplify]: Simplify (/ 1 1) into 1
0.087 * [backup-simplify]: Simplify (- 1) into -1
0.087 * [backup-simplify]: Simplify (+ 0 -1) into -1
0.088 * [backup-simplify]: Simplify (* 500.0 -1) into -500.0
0.088 * [taylor]: Taking taylor expansion of -500.0 in y
0.088 * [backup-simplify]: Simplify -500.0 into -500.0
0.089 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
0.089 * [backup-simplify]: Simplify (- 0) into 0
0.089 * [backup-simplify]: Simplify (+ (/ 1 y) 0) into (/ 1 y)
0.090 * [backup-simplify]: Simplify (+ (* 500.0 (/ 1 y)) (* 0 -1)) into (* 500.0 (/ 1 y))
0.090 * [taylor]: Taking taylor expansion of (* 500.0 (/ 1 y)) in y
0.090 * [taylor]: Taking taylor expansion of 500.0 in y
0.090 * [backup-simplify]: Simplify 500.0 into 500.0
0.090 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.090 * [taylor]: Taking taylor expansion of y in y
0.090 * [backup-simplify]: Simplify 0 into 0
0.090 * [backup-simplify]: Simplify 1 into 1
0.091 * [backup-simplify]: Simplify (/ 1 1) into 1
0.091 * [backup-simplify]: Simplify (* 500.0 1) into 500.0
0.091 * [backup-simplify]: Simplify 500.0 into 500.0
0.091 * [backup-simplify]: Simplify -500.0 into -500.0
0.091 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)))) into 0
0.092 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.093 * [backup-simplify]: Simplify (- 0) into 0
0.093 * [backup-simplify]: Simplify (+ 0 0) into 0
0.094 * [backup-simplify]: Simplify (+ (* 500.0 0) (+ (* 0 (/ 1 y)) (* 0 -1))) into 0
0.094 * [taylor]: Taking taylor expansion of 0 in y
0.094 * [backup-simplify]: Simplify 0 into 0
0.095 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
0.096 * [backup-simplify]: Simplify (+ (* 500.0 0) (* 0 1)) into 0
0.096 * [backup-simplify]: Simplify 0 into 0
0.096 * [backup-simplify]: Simplify 0 into 0
0.096 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)))) into 0
0.097 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.098 * [backup-simplify]: Simplify (- 0) into 0
0.098 * [backup-simplify]: Simplify (+ 0 0) into 0
0.099 * [backup-simplify]: Simplify (+ (* 500.0 0) (+ (* 0 0) (+ (* 0 (/ 1 y)) (* 0 -1)))) into 0
0.100 * [taylor]: Taking taylor expansion of 0 in y
0.100 * [backup-simplify]: Simplify 0 into 0
0.100 * [backup-simplify]: Simplify 0 into 0
0.101 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.101 * [backup-simplify]: Simplify (+ (* 500.0 0) (+ (* 0 0) (* 0 1))) into 0
0.101 * [backup-simplify]: Simplify 0 into 0
0.101 * [backup-simplify]: Simplify 0 into 0
0.102 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)) (* 0 (/ 0 y)))) into 0
0.102 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.103 * [backup-simplify]: Simplify (- 0) into 0
0.103 * [backup-simplify]: Simplify (+ 0 0) into 0
0.104 * [backup-simplify]: Simplify (+ (* 500.0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 (/ 1 y)) (* 0 -1))))) into 0
0.104 * [taylor]: Taking taylor expansion of 0 in y
0.104 * [backup-simplify]: Simplify 0 into 0
0.104 * [backup-simplify]: Simplify 0 into 0
0.104 * [backup-simplify]: Simplify (+ (* -500.0 (* 1 (/ 1 (/ 1 (- x))))) (* 500.0 (* (/ 1 (/ 1 (- y))) 1))) into (- (* 500.0 x) (* 500.0 y))
0.104 * * * [progress]: simplifying candidates
0.105 * [simplify]: Simplifying:
  (* 500.0 (- x y))
  (+ (log 500.0) (log (- x y)))
  (log (* 500.0 (- x y)))
  (exp (* 500.0 (- x y)))
  (* (* (* 500.0 500.0) 500.0) (* (* (- x y) (- x y)) (- x y)))
  (* (cbrt (* 500.0 (- x y))) (cbrt (* 500.0 (- x y))))
  (cbrt (* 500.0 (- x y)))
  (* (* (* 500.0 (- x y)) (* 500.0 (- x y))) (* 500.0 (- x y)))
  (sqrt (* 500.0 (- x y)))
  (sqrt (* 500.0 (- x y)))
  (* (sqrt 500.0) (sqrt (- x y)))
  (* (sqrt 500.0) (sqrt (- x y)))
  (* 500.0 x)
  (* 500.0 (- y))
  (* 500.0 x)
  (* 500.0 (- y))
  (* x 500.0)
  (* (- y) 500.0)
  (* x 500.0)
  (* (- y) 500.0)
  (* 500.0 (* (cbrt (- x y)) (cbrt (- x y))))
  (* 500.0 (sqrt (- x y)))
  (* 500.0 1)
  (* 500.0 (+ (sqrt x) (sqrt y)))
  (* 500.0 1)
  (* (cbrt 500.0) (- x y))
  (* (sqrt 500.0) (- x y))
  (* 500.0 (- x y))
  (* 500.0 (- (pow x 3) (pow y 3)))
  (* 500.0 (- (* x x) (* y y)))
  (- (* 500.0 x) (* 500.0 y))
  (- (* 500.0 x) (* 500.0 y))
  (- (* 500.0 x) (* 500.0 y))
0.105 * * [simplify]: iteration 0: 52 enodes
0.120 * * [simplify]: iteration 1: 125 enodes
0.151 * * [simplify]: iteration 2: 385 enodes
0.471 * * [simplify]: iteration 3: 1660 enodes
1.147 * * [simplify]: iteration complete: 5001 enodes
1.147 * * [simplify]: Extracting #0: cost 18 inf + 0
1.148 * * [simplify]: Extracting #1: cost 299 inf + 1
1.155 * * [simplify]: Extracting #2: cost 1323 inf + 5554
1.184 * * [simplify]: Extracting #3: cost 1317 inf + 106798
1.245 * * [simplify]: Extracting #4: cost 337 inf + 332768
1.332 * * [simplify]: Extracting #5: cost 64 inf + 397729
1.429 * * [simplify]: Extracting #6: cost 42 inf + 406508
1.535 * * [simplify]: Extracting #7: cost 8 inf + 411520
1.633 * * [simplify]: Extracting #8: cost 0 inf + 413544
1.722 * [simplify]: Simplified to:
  (* (- x y) 500.0)
  (log (* (- x y) 500.0))
  (log (* (- x y) 500.0))
  (exp (* (- x y) 500.0))
  (* (* (- x y) 500.0) (* (* (- x y) 500.0) (* (- x y) 500.0)))
  (* (cbrt (* (- x y) 500.0)) (cbrt (* (- x y) 500.0)))
  (cbrt (* (- x y) 500.0))
  (* (* (- x y) 500.0) (* (* (- x y) 500.0) (* (- x y) 500.0)))
  (sqrt (* (- x y) 500.0))
  (sqrt (* (- x y) 500.0))
  (* (sqrt 500.0) (sqrt (- x y)))
  (* (sqrt 500.0) (sqrt (- x y)))
  (* 500.0 x)
  (* y (- 500.0))
  (* 500.0 x)
  (* y (- 500.0))
  (* 500.0 x)
  (* y (- 500.0))
  (* 500.0 x)
  (* y (- 500.0))
  (* (cbrt (- x y)) (* 500.0 (cbrt (- x y))))
  (* (sqrt (- x y)) 500.0)
  500.0
  (* (+ (sqrt y) (sqrt x)) 500.0)
  500.0
  (* (cbrt 500.0) (- x y))
  (* (sqrt 500.0) (- x y))
  (* (- x y) 500.0)
  (* 500.0 (- (* x (* x x)) (* y (* y y))))
  (* (+ x y) (* (- x y) 500.0))
  (* (- x y) 500.0)
  (* (- x y) 500.0)
  (* (- x y) 500.0)
1.723 * * * [progress]: adding candidates to table
1.813 * * [progress]: iteration 2 / 4
1.813 * * * [progress]: picking best candidate
1.818 * * * * [pick]: Picked  #<alt (λ (x y) (+ (* x 500.0) (* (- y) 500.0)))>
1.818 * * * [progress]: localizing error
1.833 * * * [progress]: generating rewritten candidates
1.833 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
1.846 * * * [progress]: generating series expansions
1.846 * * * * [progress]: [ 1 / 1 ] generating series at (2)
1.846 * [backup-simplify]: Simplify (+ (* x 500.0) (* (- y) 500.0)) into (- (* 500.0 x) (* 500.0 y))
1.846 * [approximate]: Taking taylor expansion of (- (* 500.0 x) (* 500.0 y)) in (x y) around 0
1.846 * [taylor]: Taking taylor expansion of (- (* 500.0 x) (* 500.0 y)) in y
1.846 * [taylor]: Taking taylor expansion of (* 500.0 x) in y
1.846 * [taylor]: Taking taylor expansion of 500.0 in y
1.846 * [backup-simplify]: Simplify 500.0 into 500.0
1.846 * [taylor]: Taking taylor expansion of x in y
1.846 * [backup-simplify]: Simplify x into x
1.846 * [taylor]: Taking taylor expansion of (* 500.0 y) in y
1.846 * [taylor]: Taking taylor expansion of 500.0 in y
1.846 * [backup-simplify]: Simplify 500.0 into 500.0
1.846 * [taylor]: Taking taylor expansion of y in y
1.846 * [backup-simplify]: Simplify 0 into 0
1.846 * [backup-simplify]: Simplify 1 into 1
1.846 * [taylor]: Taking taylor expansion of (- (* 500.0 x) (* 500.0 y)) in x
1.846 * [taylor]: Taking taylor expansion of (* 500.0 x) in x
1.846 * [taylor]: Taking taylor expansion of 500.0 in x
1.846 * [backup-simplify]: Simplify 500.0 into 500.0
1.846 * [taylor]: Taking taylor expansion of x in x
1.846 * [backup-simplify]: Simplify 0 into 0
1.846 * [backup-simplify]: Simplify 1 into 1
1.846 * [taylor]: Taking taylor expansion of (* 500.0 y) in x
1.846 * [taylor]: Taking taylor expansion of 500.0 in x
1.846 * [backup-simplify]: Simplify 500.0 into 500.0
1.846 * [taylor]: Taking taylor expansion of y in x
1.846 * [backup-simplify]: Simplify y into y
1.846 * [taylor]: Taking taylor expansion of (- (* 500.0 x) (* 500.0 y)) in x
1.846 * [taylor]: Taking taylor expansion of (* 500.0 x) in x
1.846 * [taylor]: Taking taylor expansion of 500.0 in x
1.846 * [backup-simplify]: Simplify 500.0 into 500.0
1.846 * [taylor]: Taking taylor expansion of x in x
1.846 * [backup-simplify]: Simplify 0 into 0
1.846 * [backup-simplify]: Simplify 1 into 1
1.846 * [taylor]: Taking taylor expansion of (* 500.0 y) in x
1.846 * [taylor]: Taking taylor expansion of 500.0 in x
1.846 * [backup-simplify]: Simplify 500.0 into 500.0
1.846 * [taylor]: Taking taylor expansion of y in x
1.846 * [backup-simplify]: Simplify y into y
1.847 * [backup-simplify]: Simplify (* 500.0 0) into 0
1.847 * [backup-simplify]: Simplify (* 500.0 y) into (* 500.0 y)
1.847 * [backup-simplify]: Simplify (- (* 500.0 y)) into (- (* 500.0 y))
1.848 * [backup-simplify]: Simplify (+ 0 (- (* 500.0 y))) into (- (* 500.0 y))
1.848 * [taylor]: Taking taylor expansion of (- (* 500.0 y)) in y
1.848 * [taylor]: Taking taylor expansion of (* 500.0 y) in y
1.848 * [taylor]: Taking taylor expansion of 500.0 in y
1.848 * [backup-simplify]: Simplify 500.0 into 500.0
1.848 * [taylor]: Taking taylor expansion of y in y
1.848 * [backup-simplify]: Simplify 0 into 0
1.848 * [backup-simplify]: Simplify 1 into 1
1.848 * [backup-simplify]: Simplify (* 500.0 0) into 0
1.849 * [backup-simplify]: Simplify (- 0) into 0
1.849 * [backup-simplify]: Simplify 0 into 0
1.850 * [backup-simplify]: Simplify (+ (* 500.0 1) (* 0 0)) into 500.0
1.851 * [backup-simplify]: Simplify (+ (* 500.0 0) (* 0 y)) into 0
1.851 * [backup-simplify]: Simplify (- 0) into 0
1.852 * [backup-simplify]: Simplify (+ 500.0 0) into 500.0
1.852 * [taylor]: Taking taylor expansion of 500.0 in y
1.852 * [backup-simplify]: Simplify 500.0 into 500.0
1.852 * [backup-simplify]: Simplify 500.0 into 500.0
1.853 * [backup-simplify]: Simplify (+ (* 500.0 1) (* 0 0)) into 500.0
1.853 * [backup-simplify]: Simplify (- 500.0) into (- 500.0)
1.854 * [backup-simplify]: Simplify (- 500.0) into (- 500.0)
1.855 * [backup-simplify]: Simplify (+ (* 500.0 0) (+ (* 0 1) (* 0 0))) into 0
1.856 * [backup-simplify]: Simplify (+ (* 500.0 0) (+ (* 0 0) (* 0 y))) into 0
1.856 * [backup-simplify]: Simplify (- 0) into 0
1.856 * [backup-simplify]: Simplify (+ 0 0) into 0
1.856 * [taylor]: Taking taylor expansion of 0 in y
1.856 * [backup-simplify]: Simplify 0 into 0
1.856 * [backup-simplify]: Simplify 0 into 0
1.857 * [backup-simplify]: Simplify 0 into 0
1.857 * [backup-simplify]: Simplify (+ (* 500.0 0) (+ (* 0 1) (* 0 0))) into 0
1.857 * [backup-simplify]: Simplify (- 0) into 0
1.857 * [backup-simplify]: Simplify 0 into 0
1.858 * [backup-simplify]: Simplify (+ (* 500.0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))) into 0
1.859 * [backup-simplify]: Simplify (+ (* 500.0 0) (+ (* 0 0) (+ (* 0 0) (* 0 y)))) into 0
1.859 * [backup-simplify]: Simplify (- 0) into 0
1.859 * [backup-simplify]: Simplify (+ 0 0) into 0
1.859 * [taylor]: Taking taylor expansion of 0 in y
1.859 * [backup-simplify]: Simplify 0 into 0
1.860 * [backup-simplify]: Simplify 0 into 0
1.860 * [backup-simplify]: Simplify 0 into 0
1.860 * [backup-simplify]: Simplify 0 into 0
1.860 * [backup-simplify]: Simplify (+ (* (- 500.0) (* y 1)) (* 500.0 (* 1 x))) into (- (* 500.0 x) (* 500.0 y))
1.860 * [backup-simplify]: Simplify (+ (* (/ 1 x) 500.0) (* (- (/ 1 y)) 500.0)) into (- (* 500.0 (/ 1 x)) (* 500.0 (/ 1 y)))
1.860 * [approximate]: Taking taylor expansion of (- (* 500.0 (/ 1 x)) (* 500.0 (/ 1 y))) in (x y) around 0
1.860 * [taylor]: Taking taylor expansion of (- (* 500.0 (/ 1 x)) (* 500.0 (/ 1 y))) in y
1.860 * [taylor]: Taking taylor expansion of (* 500.0 (/ 1 x)) in y
1.860 * [taylor]: Taking taylor expansion of 500.0 in y
1.860 * [backup-simplify]: Simplify 500.0 into 500.0
1.860 * [taylor]: Taking taylor expansion of (/ 1 x) in y
1.860 * [taylor]: Taking taylor expansion of x in y
1.860 * [backup-simplify]: Simplify x into x
1.860 * [backup-simplify]: Simplify (/ 1 x) into (/ 1 x)
1.860 * [taylor]: Taking taylor expansion of (* 500.0 (/ 1 y)) in y
1.860 * [taylor]: Taking taylor expansion of 500.0 in y
1.860 * [backup-simplify]: Simplify 500.0 into 500.0
1.860 * [taylor]: Taking taylor expansion of (/ 1 y) in y
1.860 * [taylor]: Taking taylor expansion of y in y
1.861 * [backup-simplify]: Simplify 0 into 0
1.861 * [backup-simplify]: Simplify 1 into 1
1.861 * [backup-simplify]: Simplify (/ 1 1) into 1
1.861 * [taylor]: Taking taylor expansion of (- (* 500.0 (/ 1 x)) (* 500.0 (/ 1 y))) in x
1.861 * [taylor]: Taking taylor expansion of (* 500.0 (/ 1 x)) in x
1.861 * [taylor]: Taking taylor expansion of 500.0 in x
1.861 * [backup-simplify]: Simplify 500.0 into 500.0
1.861 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.861 * [taylor]: Taking taylor expansion of x in x
1.861 * [backup-simplify]: Simplify 0 into 0
1.861 * [backup-simplify]: Simplify 1 into 1
1.862 * [backup-simplify]: Simplify (/ 1 1) into 1
1.862 * [taylor]: Taking taylor expansion of (* 500.0 (/ 1 y)) in x
1.862 * [taylor]: Taking taylor expansion of 500.0 in x
1.862 * [backup-simplify]: Simplify 500.0 into 500.0
1.862 * [taylor]: Taking taylor expansion of (/ 1 y) in x
1.862 * [taylor]: Taking taylor expansion of y in x
1.862 * [backup-simplify]: Simplify y into y
1.862 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y)
1.862 * [taylor]: Taking taylor expansion of (- (* 500.0 (/ 1 x)) (* 500.0 (/ 1 y))) in x
1.862 * [taylor]: Taking taylor expansion of (* 500.0 (/ 1 x)) in x
1.862 * [taylor]: Taking taylor expansion of 500.0 in x
1.862 * [backup-simplify]: Simplify 500.0 into 500.0
1.862 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.862 * [taylor]: Taking taylor expansion of x in x
1.862 * [backup-simplify]: Simplify 0 into 0
1.862 * [backup-simplify]: Simplify 1 into 1
1.862 * [backup-simplify]: Simplify (/ 1 1) into 1
1.862 * [taylor]: Taking taylor expansion of (* 500.0 (/ 1 y)) in x
1.862 * [taylor]: Taking taylor expansion of 500.0 in x
1.862 * [backup-simplify]: Simplify 500.0 into 500.0
1.862 * [taylor]: Taking taylor expansion of (/ 1 y) in x
1.862 * [taylor]: Taking taylor expansion of y in x
1.862 * [backup-simplify]: Simplify y into y
1.862 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y)
1.863 * [backup-simplify]: Simplify (* 500.0 1) into 500.0
1.863 * [backup-simplify]: Simplify (+ 500.0 0) into 500.0
1.863 * [taylor]: Taking taylor expansion of 500.0 in y
1.863 * [backup-simplify]: Simplify 500.0 into 500.0
1.863 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
1.864 * [backup-simplify]: Simplify (+ (* 500.0 0) (* 0 1)) into 0
1.864 * [backup-simplify]: Simplify (* 500.0 (/ 1 y)) into (/ 500.0 y)
1.864 * [backup-simplify]: Simplify (- (/ 500.0 y)) into (- (* 500.0 (/ 1 y)))
1.864 * [backup-simplify]: Simplify (+ 0 (- (* 500.0 (/ 1 y)))) into (- (* 500.0 (/ 1 y)))
1.864 * [taylor]: Taking taylor expansion of (- (* 500.0 (/ 1 y))) in y
1.864 * [taylor]: Taking taylor expansion of (* 500.0 (/ 1 y)) in y
1.864 * [taylor]: Taking taylor expansion of 500.0 in y
1.864 * [backup-simplify]: Simplify 500.0 into 500.0
1.864 * [taylor]: Taking taylor expansion of (/ 1 y) in y
1.864 * [taylor]: Taking taylor expansion of y in y
1.864 * [backup-simplify]: Simplify 0 into 0
1.864 * [backup-simplify]: Simplify 1 into 1
1.865 * [backup-simplify]: Simplify (/ 1 1) into 1
1.865 * [backup-simplify]: Simplify (* 500.0 1) into 500.0
1.865 * [backup-simplify]: Simplify (- 500.0) into (- 500.0)
1.865 * [backup-simplify]: Simplify (- 500.0) into (- 500.0)
1.865 * [backup-simplify]: Simplify 500.0 into 500.0
1.866 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.867 * [backup-simplify]: Simplify (+ (* 500.0 0) (+ (* 0 0) (* 0 1))) into 0
1.867 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)))) into 0
1.867 * [backup-simplify]: Simplify (+ (* 500.0 0) (* 0 (/ 1 y))) into 0
1.867 * [backup-simplify]: Simplify (- 0) into 0
1.868 * [backup-simplify]: Simplify (+ 0 0) into 0
1.868 * [taylor]: Taking taylor expansion of 0 in y
1.868 * [backup-simplify]: Simplify 0 into 0
1.868 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
1.869 * [backup-simplify]: Simplify (+ (* 500.0 0) (* 0 1)) into 0
1.869 * [backup-simplify]: Simplify (- 0) into 0
1.869 * [backup-simplify]: Simplify 0 into 0
1.869 * [backup-simplify]: Simplify 0 into 0
1.869 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.870 * [backup-simplify]: Simplify (+ (* 500.0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
1.870 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)))) into 0
1.871 * [backup-simplify]: Simplify (+ (* 500.0 0) (+ (* 0 0) (* 0 (/ 1 y)))) into 0
1.871 * [backup-simplify]: Simplify (- 0) into 0
1.871 * [backup-simplify]: Simplify (+ 0 0) into 0
1.871 * [taylor]: Taking taylor expansion of 0 in y
1.871 * [backup-simplify]: Simplify 0 into 0
1.871 * [backup-simplify]: Simplify 0 into 0
1.872 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.873 * [backup-simplify]: Simplify (+ (* 500.0 0) (+ (* 0 0) (* 0 1))) into 0
1.873 * [backup-simplify]: Simplify (- 0) into 0
1.873 * [backup-simplify]: Simplify 0 into 0
1.873 * [backup-simplify]: Simplify 0 into 0
1.873 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.874 * [backup-simplify]: Simplify (+ (* 500.0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
1.874 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)) (* 0 (/ 0 y)))) into 0
1.875 * [backup-simplify]: Simplify (+ (* 500.0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 y))))) into 0
1.875 * [backup-simplify]: Simplify (- 0) into 0
1.876 * [backup-simplify]: Simplify (+ 0 0) into 0
1.876 * [taylor]: Taking taylor expansion of 0 in y
1.876 * [backup-simplify]: Simplify 0 into 0
1.876 * [backup-simplify]: Simplify 0 into 0
1.876 * [backup-simplify]: Simplify (+ (* 500.0 (* 1 (/ 1 (/ 1 x)))) (* (- 500.0) (* (/ 1 (/ 1 y)) 1))) into (- (* 500.0 x) (* 500.0 y))
1.876 * [backup-simplify]: Simplify (+ (* (/ 1 (- x)) 500.0) (* (- (/ 1 (- y))) 500.0)) into (- (* 500.0 (/ 1 y)) (* 500.0 (/ 1 x)))
1.876 * [approximate]: Taking taylor expansion of (- (* 500.0 (/ 1 y)) (* 500.0 (/ 1 x))) in (x y) around 0
1.876 * [taylor]: Taking taylor expansion of (- (* 500.0 (/ 1 y)) (* 500.0 (/ 1 x))) in y
1.876 * [taylor]: Taking taylor expansion of (* 500.0 (/ 1 y)) in y
1.876 * [taylor]: Taking taylor expansion of 500.0 in y
1.877 * [backup-simplify]: Simplify 500.0 into 500.0
1.877 * [taylor]: Taking taylor expansion of (/ 1 y) in y
1.877 * [taylor]: Taking taylor expansion of y in y
1.877 * [backup-simplify]: Simplify 0 into 0
1.877 * [backup-simplify]: Simplify 1 into 1
1.877 * [backup-simplify]: Simplify (/ 1 1) into 1
1.877 * [taylor]: Taking taylor expansion of (* 500.0 (/ 1 x)) in y
1.877 * [taylor]: Taking taylor expansion of 500.0 in y
1.877 * [backup-simplify]: Simplify 500.0 into 500.0
1.877 * [taylor]: Taking taylor expansion of (/ 1 x) in y
1.877 * [taylor]: Taking taylor expansion of x in y
1.877 * [backup-simplify]: Simplify x into x
1.877 * [backup-simplify]: Simplify (/ 1 x) into (/ 1 x)
1.877 * [taylor]: Taking taylor expansion of (- (* 500.0 (/ 1 y)) (* 500.0 (/ 1 x))) in x
1.877 * [taylor]: Taking taylor expansion of (* 500.0 (/ 1 y)) in x
1.877 * [taylor]: Taking taylor expansion of 500.0 in x
1.877 * [backup-simplify]: Simplify 500.0 into 500.0
1.877 * [taylor]: Taking taylor expansion of (/ 1 y) in x
1.877 * [taylor]: Taking taylor expansion of y in x
1.877 * [backup-simplify]: Simplify y into y
1.877 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y)
1.877 * [taylor]: Taking taylor expansion of (* 500.0 (/ 1 x)) in x
1.877 * [taylor]: Taking taylor expansion of 500.0 in x
1.877 * [backup-simplify]: Simplify 500.0 into 500.0
1.877 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.877 * [taylor]: Taking taylor expansion of x in x
1.877 * [backup-simplify]: Simplify 0 into 0
1.877 * [backup-simplify]: Simplify 1 into 1
1.878 * [backup-simplify]: Simplify (/ 1 1) into 1
1.878 * [taylor]: Taking taylor expansion of (- (* 500.0 (/ 1 y)) (* 500.0 (/ 1 x))) in x
1.878 * [taylor]: Taking taylor expansion of (* 500.0 (/ 1 y)) in x
1.878 * [taylor]: Taking taylor expansion of 500.0 in x
1.878 * [backup-simplify]: Simplify 500.0 into 500.0
1.878 * [taylor]: Taking taylor expansion of (/ 1 y) in x
1.878 * [taylor]: Taking taylor expansion of y in x
1.878 * [backup-simplify]: Simplify y into y
1.878 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y)
1.878 * [taylor]: Taking taylor expansion of (* 500.0 (/ 1 x)) in x
1.878 * [taylor]: Taking taylor expansion of 500.0 in x
1.878 * [backup-simplify]: Simplify 500.0 into 500.0
1.878 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.878 * [taylor]: Taking taylor expansion of x in x
1.878 * [backup-simplify]: Simplify 0 into 0
1.878 * [backup-simplify]: Simplify 1 into 1
1.878 * [backup-simplify]: Simplify (/ 1 1) into 1
1.878 * [backup-simplify]: Simplify (* 500.0 1) into 500.0
1.879 * [backup-simplify]: Simplify (- 500.0) into (- 500.0)
1.879 * [backup-simplify]: Simplify (+ 0 (- 500.0)) into (- 500.0)
1.879 * [taylor]: Taking taylor expansion of (- 500.0) in y
1.879 * [taylor]: Taking taylor expansion of 500.0 in y
1.879 * [backup-simplify]: Simplify 500.0 into 500.0
1.879 * [backup-simplify]: Simplify (* 500.0 (/ 1 y)) into (/ 500.0 y)
1.880 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
1.880 * [backup-simplify]: Simplify (+ (* 500.0 0) (* 0 1)) into 0
1.881 * [backup-simplify]: Simplify (- 0) into 0
1.881 * [backup-simplify]: Simplify (+ (/ 500.0 y) 0) into (* 500.0 (/ 1 y))
1.881 * [taylor]: Taking taylor expansion of (* 500.0 (/ 1 y)) in y
1.881 * [taylor]: Taking taylor expansion of 500.0 in y
1.881 * [backup-simplify]: Simplify 500.0 into 500.0
1.881 * [taylor]: Taking taylor expansion of (/ 1 y) in y
1.881 * [taylor]: Taking taylor expansion of y in y
1.881 * [backup-simplify]: Simplify 0 into 0
1.881 * [backup-simplify]: Simplify 1 into 1
1.881 * [backup-simplify]: Simplify (/ 1 1) into 1
1.881 * [backup-simplify]: Simplify (* 500.0 1) into 500.0
1.881 * [backup-simplify]: Simplify 500.0 into 500.0
1.882 * [backup-simplify]: Simplify (- 500.0) into (- 500.0)
1.882 * [backup-simplify]: Simplify (- 500.0) into (- 500.0)
1.882 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)))) into 0
1.882 * [backup-simplify]: Simplify (+ (* 500.0 0) (* 0 (/ 1 y))) into 0
1.883 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.883 * [backup-simplify]: Simplify (+ (* 500.0 0) (+ (* 0 0) (* 0 1))) into 0
1.884 * [backup-simplify]: Simplify (- 0) into 0
1.884 * [backup-simplify]: Simplify (+ 0 0) into 0
1.884 * [taylor]: Taking taylor expansion of 0 in y
1.884 * [backup-simplify]: Simplify 0 into 0
1.885 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
1.885 * [backup-simplify]: Simplify (+ (* 500.0 0) (* 0 1)) into 0
1.885 * [backup-simplify]: Simplify 0 into 0
1.885 * [backup-simplify]: Simplify (- 0) into 0
1.885 * [backup-simplify]: Simplify 0 into 0
1.885 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)))) into 0
1.886 * [backup-simplify]: Simplify (+ (* 500.0 0) (+ (* 0 0) (* 0 (/ 1 y)))) into 0
1.887 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.887 * [backup-simplify]: Simplify (+ (* 500.0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
1.888 * [backup-simplify]: Simplify (- 0) into 0
1.888 * [backup-simplify]: Simplify (+ 0 0) into 0
1.888 * [taylor]: Taking taylor expansion of 0 in y
1.888 * [backup-simplify]: Simplify 0 into 0
1.888 * [backup-simplify]: Simplify 0 into 0
1.888 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.889 * [backup-simplify]: Simplify (+ (* 500.0 0) (+ (* 0 0) (* 0 1))) into 0
1.889 * [backup-simplify]: Simplify 0 into 0
1.889 * [backup-simplify]: Simplify (- 0) into 0
1.889 * [backup-simplify]: Simplify 0 into 0
1.889 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)) (* 0 (/ 0 y)))) into 0
1.890 * [backup-simplify]: Simplify (+ (* 500.0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 y))))) into 0
1.891 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.892 * [backup-simplify]: Simplify (+ (* 500.0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
1.892 * [backup-simplify]: Simplify (- 0) into 0
1.892 * [backup-simplify]: Simplify (+ 0 0) into 0
1.892 * [taylor]: Taking taylor expansion of 0 in y
1.892 * [backup-simplify]: Simplify 0 into 0
1.892 * [backup-simplify]: Simplify 0 into 0
1.893 * [backup-simplify]: Simplify (+ (* (- 500.0) (* 1 (/ 1 (/ 1 (- x))))) (* 500.0 (* (/ 1 (/ 1 (- y))) 1))) into (- (* 500.0 x) (* 500.0 y))
1.893 * * * [progress]: simplifying candidates
1.893 * [simplify]: Simplifying:
  (* (exp (* x 500.0)) (exp (* (- y) 500.0)))
  (log (+ (* x 500.0) (* (- y) 500.0)))
  (exp (+ (* x 500.0) (* (- y) 500.0)))
  (* (cbrt (+ (* x 500.0) (* (- y) 500.0))) (cbrt (+ (* x 500.0) (* (- y) 500.0))))
  (cbrt (+ (* x 500.0) (* (- y) 500.0)))
  (* (* (+ (* x 500.0) (* (- y) 500.0)) (+ (* x 500.0) (* (- y) 500.0))) (+ (* x 500.0) (* (- y) 500.0)))
  (sqrt (+ (* x 500.0) (* (- y) 500.0)))
  (sqrt (+ (* x 500.0) (* (- y) 500.0)))
  (+ (pow (* x 500.0) 3) (pow (* (- y) 500.0) 3))
  (+ (* (* x 500.0) (* x 500.0)) (- (* (* (- y) 500.0) (* (- y) 500.0)) (* (* x 500.0) (* (- y) 500.0))))
  (- (* (* x 500.0) (* x 500.0)) (* (* (- y) 500.0) (* (- y) 500.0)))
  (- (* x 500.0) (* (- y) 500.0))
  (+ x (- y))
  (- (* 500.0 x) (* 500.0 y))
  (- (* 500.0 x) (* 500.0 y))
  (- (* 500.0 x) (* 500.0 y))
1.893 * * [simplify]: iteration 0: 32 enodes
1.900 * * [simplify]: iteration 1: 108 enodes
1.932 * * [simplify]: iteration 2: 426 enodes
2.288 * * [simplify]: iteration 3: 2210 enodes
3.071 * * [simplify]: iteration complete: 5001 enodes
3.071 * * [simplify]: Extracting #0: cost 12 inf + 0
3.071 * * [simplify]: Extracting #1: cost 135 inf + 0
3.074 * * [simplify]: Extracting #2: cost 1073 inf + 294
3.097 * * [simplify]: Extracting #3: cost 1056 inf + 69251
3.150 * * [simplify]: Extracting #4: cost 296 inf + 217814
3.218 * * [simplify]: Extracting #5: cost 79 inf + 275786
3.305 * * [simplify]: Extracting #6: cost 15 inf + 292505
3.373 * * [simplify]: Extracting #7: cost 0 inf + 298244
3.439 * [simplify]: Simplified to:
  (exp (* 500.0 (- x y)))
  (log (* 500.0 (- x y)))
  (exp (* 500.0 (- x y)))
  (* (cbrt (* 500.0 (- x y))) (cbrt (* 500.0 (- x y))))
  (cbrt (* 500.0 (- x y)))
  (* (* (* 500.0 (- x y)) (* 500.0 (- x y))) (* 500.0 (- x y)))
  (sqrt (* 500.0 (- x y)))
  (sqrt (* 500.0 (- x y)))
  (- (* (* x 500.0) (* (* x 500.0) (* x 500.0))) (* (* (* 500.0 y) (* 500.0 y)) (* 500.0 y)))
  (+ (* (* x 500.0) (* x 500.0)) (* (* 500.0 y) (* 500.0 (+ x y))))
  (- (* (* x 500.0) (* x 500.0)) (* (* 500.0 y) (* 500.0 y)))
  (* 500.0 (+ x y))
  (- x y)
  (* 500.0 (- x y))
  (* 500.0 (- x y))
  (* 500.0 (- x y))
3.439 * * * [progress]: adding candidates to table
3.493 * [progress]: [Phase 3 of 3] Extracting.
3.493 * * [regime]: Finding splitpoints for: (#<alt (λ (x y) (* 500.0 (- x y)))> #<alt (λ (x y) (+ (* x 500.0) (* (- y) 500.0)))>)
3.493 * * * [regime-changes]: Trying 4 branch expressions: ((- x y) (* 500.0 (- x y)) y x)
3.493 * * * * [regimes]: Trying to branch on (- x y) from (#<alt (λ (x y) (* 500.0 (- x y)))> #<alt (λ (x y) (+ (* x 500.0) (* (- y) 500.0)))>)
3.524 * * * * [regimes]: Trying to branch on (* 500.0 (- x y)) from (#<alt (λ (x y) (* 500.0 (- x y)))> #<alt (λ (x y) (+ (* x 500.0) (* (- y) 500.0)))>)
3.553 * * * * [regimes]: Trying to branch on y from (#<alt (λ (x y) (* 500.0 (- x y)))> #<alt (λ (x y) (+ (* x 500.0) (* (- y) 500.0)))>)
3.587 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x y) (* 500.0 (- x y)))> #<alt (λ (x y) (+ (* x 500.0) (* (- y) 500.0)))>)
3.620 * * * [regime]: Found split indices: #<option (#s(si 1 255))>
3.620 * [simplify]: Simplifying:
  (+ (* x 500.0) (* (- y) 500.0))
3.621 * * [simplify]: iteration 0: 7 enodes
3.621 * * [simplify]: iteration 1: 12 enodes
3.622 * * [simplify]: iteration 2: 16 enodes
3.623 * * [simplify]: iteration 3: 17 enodes
3.624 * * [simplify]: iteration complete: 17 enodes
3.624 * * [simplify]: Extracting #0: cost 1 inf + 0
3.624 * * [simplify]: Extracting #1: cost 3 inf + 0
3.624 * * [simplify]: Extracting #2: cost 9 inf + 0
3.625 * * [simplify]: Extracting #3: cost 2 inf + 209
3.625 * * [simplify]: Extracting #4: cost 0 inf + 414
3.625 * [simplify]: Simplified to:
  (+ (* 500.0 (- y)) (* x 500.0))
4.405 * [regime-testing]: Baseline error score: 0.016252031503937992
4.420 * [regime-testing]: Oracle error score: 0.00900112514064258
4.439 * [regime-testing]: End program error score: 0.016252031503937992