4.470 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.013 * * * [progress]: [2/2] Setting up program.
0.014 * [progress]: [Phase 2 of 3] Improving.
0.015 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (* 500.0 (- x y))
0.017 * * [simplify]: iteration  0 :  8  enodes  (cost  2 )
0.018 * * [simplify]: iteration  1 :  15  enodes  (cost  2 )
0.020 * * [simplify]: iteration  2 :  21  enodes  (cost  2 )
0.021 * * [simplify]: iteration  3 :  26  enodes  (cost  2 )
0.022 * * [simplify]: iteration  4 :  26  enodes  (cost  2 )
0.022 * [simplify]: Simplified to:
   (* 500.0 (- x y))
0.022 * * [progress]: iteration 1 / 4
0.022 * * * [progress]: picking best candidate
0.024 * * * * [pick]: Picked  #<alt (λ (x y) (* 500.0 (- x y)))>
0.024 * * * [progress]: localizing error
0.027 * * * [progress]: generating rewritten candidates
0.027 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.037 * * * [progress]: generating series expansions
0.037 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.037 * [approximate]: Taking taylor expansion of (* 500.0 (- x y)) in (x y) around 0
0.037 * [taylor]: Taking taylor expansion of (* 500.0 (- x y)) in y
0.037 * [taylor]: Taking taylor expansion of 500.0 in y
0.037 * [taylor]: Taking taylor expansion of (- x y) in y
0.037 * [taylor]: Taking taylor expansion of x in y
0.037 * [taylor]: Taking taylor expansion of y in y
0.037 * [taylor]: Taking taylor expansion of (* 500.0 (- x y)) in x
0.037 * [taylor]: Taking taylor expansion of 500.0 in x
0.037 * [taylor]: Taking taylor expansion of (- x y) in x
0.037 * [taylor]: Taking taylor expansion of x in x
0.037 * [taylor]: Taking taylor expansion of y in x
0.037 * [taylor]: Taking taylor expansion of (* 500.0 (- x y)) in x
0.037 * [taylor]: Taking taylor expansion of 500.0 in x
0.037 * [taylor]: Taking taylor expansion of (- x y) in x
0.037 * [taylor]: Taking taylor expansion of x in x
0.037 * [taylor]: Taking taylor expansion of y in x
0.037 * [taylor]: Taking taylor expansion of (* -500.0 y) in y
0.037 * [taylor]: Taking taylor expansion of -500.0 in y
0.037 * [taylor]: Taking taylor expansion of y in y
0.039 * [taylor]: Taking taylor expansion of 500.0 in y
0.041 * [taylor]: Taking taylor expansion of 0 in y
0.042 * [taylor]: Taking taylor expansion of 0 in y
0.043 * [approximate]: Taking taylor expansion of (* 500.0 (- (/ 1 x) (/ 1 y))) in (x y) around 0
0.043 * [taylor]: Taking taylor expansion of (* 500.0 (- (/ 1 x) (/ 1 y))) in y
0.043 * [taylor]: Taking taylor expansion of 500.0 in y
0.043 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in y
0.043 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.043 * [taylor]: Taking taylor expansion of x in y
0.043 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.043 * [taylor]: Taking taylor expansion of y in y
0.043 * [taylor]: Taking taylor expansion of (* 500.0 (- (/ 1 x) (/ 1 y))) in x
0.043 * [taylor]: Taking taylor expansion of 500.0 in x
0.043 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x
0.043 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.043 * [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 (* 500.0 (- (/ 1 x) (/ 1 y))) in x
0.044 * [taylor]: Taking taylor expansion of 500.0 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
0.045 * [taylor]: Taking taylor expansion of 500.0 in y
0.045 * [taylor]: Taking taylor expansion of (- (* 500.0 (/ 1 y))) in y
0.045 * [taylor]: Taking taylor expansion of (* 500.0 (/ 1 y)) in y
0.045 * [taylor]: Taking taylor expansion of 500.0 in y
0.045 * [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 0 in y
0.051 * [taylor]: Taking taylor expansion of 0 in y
0.054 * [taylor]: Taking taylor expansion of 0 in y
0.054 * [approximate]: Taking taylor expansion of (* 500.0 (- (/ 1 y) (/ 1 x))) in (x y) around 0
0.054 * [taylor]: Taking taylor expansion of (* 500.0 (- (/ 1 y) (/ 1 x))) in y
0.054 * [taylor]: Taking taylor expansion of 500.0 in y
0.054 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in y
0.055 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.055 * [taylor]: Taking taylor expansion of y in y
0.055 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.055 * [taylor]: Taking taylor expansion of x in y
0.055 * [taylor]: Taking taylor expansion of (* 500.0 (- (/ 1 y) (/ 1 x))) in x
0.055 * [taylor]: Taking taylor expansion of 500.0 in x
0.055 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x
0.055 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.055 * [taylor]: Taking taylor expansion of y in x
0.055 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.055 * [taylor]: Taking taylor expansion of x in x
0.055 * [taylor]: Taking taylor expansion of (* 500.0 (- (/ 1 y) (/ 1 x))) in x
0.055 * [taylor]: Taking taylor expansion of 500.0 in x
0.055 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x
0.055 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.055 * [taylor]: Taking taylor expansion of y in x
0.055 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.055 * [taylor]: Taking taylor expansion of x in x
0.056 * [taylor]: Taking taylor expansion of -500.0 in y
0.057 * [taylor]: Taking taylor expansion of (* 500.0 (/ 1 y)) in y
0.057 * [taylor]: Taking taylor expansion of 500.0 in y
0.057 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.057 * [taylor]: Taking taylor expansion of y in y
0.059 * [taylor]: Taking taylor expansion of 0 in y
0.062 * [taylor]: Taking taylor expansion of 0 in y
0.066 * [taylor]: Taking taylor expansion of 0 in y
0.066 * * * [progress]: simplifying candidates
0.067 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (* 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))
0.072 * * [simplify]: iteration  0 :  112  enodes  (cost  98 )
0.075 * * [simplify]: iteration  1 :  460  enodes  (cost  88 )
0.085 * * [simplify]: iteration  2 :  1881  enodes  (cost  88 )
0.114 * * [simplify]: iteration  3 :  5001  enodes  (cost  88 )
0.115 * [simplify]: Simplified to:
   (* 500.0 (- x y))
  (log (* 500.0 (- x y)))
  (log (* 500.0 (- x y)))
  (exp (* 500.0 (- x y)))
  (pow (* 500.0 (- x y)) 3)
  (* (cbrt (* 500.0 (- x y))) (cbrt (* 500.0 (- x y))))
  (cbrt (* 500.0 (- x y)))
  (pow (* 500.0 (- x y)) 3)
  (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))
  (* 500.0 x)
  (* 500.0 (- y))
  (* 500.0 x)
  (* 500.0 (- y))
  (* 500.0 (* (cbrt (- x y)) (cbrt (- x y))))
  (* 500.0 (sqrt (- x y)))
  500.0
  (* 500.0 (+ (sqrt x) (sqrt y)))
  500.0
  (* (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 y))
  (* 500.0 (- x y))
  (* 500.0 (- x y))
0.115 * * * [progress]: adding candidates to table
0.150 * * [progress]: iteration 2 / 4
0.150 * * * [progress]: picking best candidate
0.151 * * * * [pick]: Picked  #<alt (λ (x y) (+ (* 500.0 x) (* 500.0 (- y))))>
0.151 * * * [progress]: localizing error
0.156 * * * [progress]: generating rewritten candidates
0.156 * * * [progress]: generating series expansions
0.156 * * * [progress]: simplifying candidates
0.156 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   
0.158 * * [simplify]: iteration  0 :  0  enodes  (cost  0 )
0.158 * [simplify]: Simplified to:
   
0.158 * * * [progress]: adding candidates to table
0.159 * [progress]: [Phase 3 of 3] Extracting.
0.160 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (+ (* 500.0 x) (* 500.0 (- y)))
0.161 * * [simplify]: iteration  0 :  12  enodes  (cost  4 )
0.161 * * [simplify]: iteration  1 :  16  enodes  (cost  4 )
0.161 * * [simplify]: iteration  2 :  17  enodes  (cost  4 )
0.162 * * [simplify]: iteration  3 :  17  enodes  (cost  4 )
0.162 * [simplify]: Simplified to:
   (+ (* 500.0 x) (* 500.0 (- y)))
0.578 * [regime-testing]: End program error score: 0.01912739092386548