17.360 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.009 * * * [progress]: [2/2] Setting up program.
0.011 * [progress]: [Phase 2 of 3] Improving.
0.011 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (* 500.0 (- x y))
0.014 * * [simplify]: iteration  0 :  8  enodes  (cost  2 )
0.015 * * [simplify]: iteration  1 :  15  enodes  (cost  2 )
0.017 * * [simplify]: iteration  2 :  21  enodes  (cost  2 )
0.018 * * [simplify]: iteration  3 :  26  enodes  (cost  2 )
0.019 * * [simplify]: iteration  4 :  26  enodes  (cost  2 )
0.019 * [simplify]: Simplified to:
   (* 500.0 (- x y))
0.020 * * [progress]: iteration 1 / 4
0.020 * * * [progress]: picking best candidate
0.021 * * * * [pick]: Picked  #<alt (λ (x y) (* 500.0 (- x y)))>
0.021 * * * [progress]: localizing error
0.024 * * * [progress]: generating rewritten candidates
0.024 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.035 * * * [progress]: generating series expansions
0.035 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.035 * [approximate]: Taking taylor expansion of (* 500.0 (- x y)) in (x y) around 0
0.035 * [taylor]: Taking taylor expansion of (* 500.0 (- x y)) in y
0.035 * [taylor]: Taking taylor expansion of 500.0 in y
0.035 * [taylor]: Taking taylor expansion of (- x y) in y
0.035 * [taylor]: Taking taylor expansion of x in y
0.035 * [taylor]: Taking taylor expansion of y in y
0.035 * [taylor]: Taking taylor expansion of (* 500.0 (- x y)) in x
0.035 * [taylor]: Taking taylor expansion of 500.0 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 (* 500.0 (- x y)) in x
0.035 * [taylor]: Taking taylor expansion of 500.0 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 (* -500.0 y) in y
0.035 * [taylor]: Taking taylor expansion of -500.0 in y
0.035 * [taylor]: Taking taylor expansion of y in y
0.037 * [taylor]: Taking taylor expansion of 500.0 in y
0.039 * [taylor]: Taking taylor expansion of 0 in y
0.041 * [taylor]: Taking taylor expansion of 0 in y
0.041 * [approximate]: Taking taylor expansion of (* 500.0 (- (/ 1 x) (/ 1 y))) in (x y) around 0
0.041 * [taylor]: Taking taylor expansion of (* 500.0 (- (/ 1 x) (/ 1 y))) in y
0.041 * [taylor]: Taking taylor expansion of 500.0 in y
0.041 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in y
0.041 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.041 * [taylor]: Taking taylor expansion of x in y
0.041 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.041 * [taylor]: Taking taylor expansion of y in y
0.041 * [taylor]: Taking taylor expansion of (* 500.0 (- (/ 1 x) (/ 1 y))) in x
0.041 * [taylor]: Taking taylor expansion of 500.0 in x
0.041 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x
0.041 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.041 * [taylor]: Taking taylor expansion of x in x
0.042 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.042 * [taylor]: Taking taylor expansion of y in x
0.042 * [taylor]: Taking taylor expansion of (* 500.0 (- (/ 1 x) (/ 1 y))) in x
0.042 * [taylor]: Taking taylor expansion of 500.0 in x
0.042 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x
0.042 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.042 * [taylor]: Taking taylor expansion of x in x
0.042 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.042 * [taylor]: Taking taylor expansion of y in x
0.043 * [taylor]: Taking taylor expansion of 500.0 in y
0.044 * [taylor]: Taking taylor expansion of (- (* 500.0 (/ 1 y))) in y
0.044 * [taylor]: Taking taylor expansion of (* 500.0 (/ 1 y)) in y
0.044 * [taylor]: Taking taylor expansion of 500.0 in y
0.044 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.044 * [taylor]: Taking taylor expansion of y in y
0.046 * [taylor]: Taking taylor expansion of 0 in y
0.049 * [taylor]: Taking taylor expansion of 0 in y
0.052 * [taylor]: Taking taylor expansion of 0 in y
0.053 * [approximate]: Taking taylor expansion of (* 500.0 (- (/ 1 y) (/ 1 x))) in (x y) around 0
0.053 * [taylor]: Taking taylor expansion of (* 500.0 (- (/ 1 y) (/ 1 x))) in y
0.053 * [taylor]: Taking taylor expansion of 500.0 in y
0.053 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in y
0.053 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.053 * [taylor]: Taking taylor expansion of y in y
0.053 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.053 * [taylor]: Taking taylor expansion of x in y
0.053 * [taylor]: Taking taylor expansion of (* 500.0 (- (/ 1 y) (/ 1 x))) in x
0.053 * [taylor]: Taking taylor expansion of 500.0 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
0.054 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.054 * [taylor]: Taking taylor expansion of x in x
0.054 * [taylor]: Taking taylor expansion of (* 500.0 (- (/ 1 y) (/ 1 x))) in x
0.054 * [taylor]: Taking taylor expansion of 500.0 in x
0.054 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x
0.054 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.054 * [taylor]: Taking taylor expansion of y in x
0.054 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.054 * [taylor]: Taking taylor expansion of x in x
0.059 * [taylor]: Taking taylor expansion of -500.0 in y
0.060 * [taylor]: Taking taylor expansion of (* 500.0 (/ 1 y)) in y
0.060 * [taylor]: Taking taylor expansion of 500.0 in y
0.060 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.060 * [taylor]: Taking taylor expansion of y in y
0.062 * [taylor]: Taking taylor expansion of 0 in y
0.065 * [taylor]: Taking taylor expansion of 0 in y
0.068 * [taylor]: Taking taylor expansion of 0 in y
0.068 * * * [progress]: simplifying candidates
0.068 * [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))
0.116 * * * [progress]: adding candidates to table
0.150 * * [progress]: iteration 2 / 4
0.150 * * * [progress]: picking best candidate
0.152 * * * * [pick]: Picked  #<alt (λ (x y) (+ (* 500.0 x) (* 500.0 (- y))))>
0.152 * * * [progress]: localizing error
0.161 * * * [progress]: generating rewritten candidates
0.161 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.164 * * * [progress]: generating series expansions
0.164 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.164 * [approximate]: Taking taylor expansion of (- (* 500.0 x) (* 500.0 y)) in (x y) around 0
0.164 * [taylor]: Taking taylor expansion of (- (* 500.0 x) (* 500.0 y)) in y
0.164 * [taylor]: Taking taylor expansion of (* 500.0 x) in y
0.164 * [taylor]: Taking taylor expansion of 500.0 in y
0.164 * [taylor]: Taking taylor expansion of x in y
0.164 * [taylor]: Taking taylor expansion of (* 500.0 y) in y
0.164 * [taylor]: Taking taylor expansion of 500.0 in y
0.164 * [taylor]: Taking taylor expansion of y in y
0.164 * [taylor]: Taking taylor expansion of (- (* 500.0 x) (* 500.0 y)) in x
0.164 * [taylor]: Taking taylor expansion of (* 500.0 x) in x
0.164 * [taylor]: Taking taylor expansion of 500.0 in x
0.164 * [taylor]: Taking taylor expansion of x in x
0.165 * [taylor]: Taking taylor expansion of (* 500.0 y) in x
0.165 * [taylor]: Taking taylor expansion of 500.0 in x
0.165 * [taylor]: Taking taylor expansion of y in x
0.165 * [taylor]: Taking taylor expansion of (- (* 500.0 x) (* 500.0 y)) in x
0.165 * [taylor]: Taking taylor expansion of (* 500.0 x) in x
0.165 * [taylor]: Taking taylor expansion of 500.0 in x
0.165 * [taylor]: Taking taylor expansion of x in x
0.165 * [taylor]: Taking taylor expansion of (* 500.0 y) in x
0.165 * [taylor]: Taking taylor expansion of 500.0 in x
0.165 * [taylor]: Taking taylor expansion of y in x
0.165 * [taylor]: Taking taylor expansion of (- (* 500.0 y)) in y
0.165 * [taylor]: Taking taylor expansion of (* 500.0 y) in y
0.165 * [taylor]: Taking taylor expansion of 500.0 in y
0.165 * [taylor]: Taking taylor expansion of y in y
0.168 * [taylor]: Taking taylor expansion of 500.0 in y
0.170 * [taylor]: Taking taylor expansion of 0 in y
0.173 * [taylor]: Taking taylor expansion of 0 in y
0.173 * [approximate]: Taking taylor expansion of (- (* 500.0 (/ 1 x)) (* 500.0 (/ 1 y))) in (x y) around 0
0.173 * [taylor]: Taking taylor expansion of (- (* 500.0 (/ 1 x)) (* 500.0 (/ 1 y))) in y
0.173 * [taylor]: Taking taylor expansion of (* 500.0 (/ 1 x)) in y
0.173 * [taylor]: Taking taylor expansion of 500.0 in y
0.173 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.173 * [taylor]: Taking taylor expansion of x in y
0.173 * [taylor]: Taking taylor expansion of (* 500.0 (/ 1 y)) in y
0.173 * [taylor]: Taking taylor expansion of 500.0 in y
0.173 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.173 * [taylor]: Taking taylor expansion of y in y
0.174 * [taylor]: Taking taylor expansion of (- (* 500.0 (/ 1 x)) (* 500.0 (/ 1 y))) in x
0.174 * [taylor]: Taking taylor expansion of (* 500.0 (/ 1 x)) in x
0.174 * [taylor]: Taking taylor expansion of 500.0 in x
0.174 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.174 * [taylor]: Taking taylor expansion of x in x
0.174 * [taylor]: Taking taylor expansion of (* 500.0 (/ 1 y)) in x
0.174 * [taylor]: Taking taylor expansion of 500.0 in x
0.174 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.174 * [taylor]: Taking taylor expansion of y in x
0.174 * [taylor]: Taking taylor expansion of (- (* 500.0 (/ 1 x)) (* 500.0 (/ 1 y))) in x
0.174 * [taylor]: Taking taylor expansion of (* 500.0 (/ 1 x)) in x
0.174 * [taylor]: Taking taylor expansion of 500.0 in x
0.174 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.174 * [taylor]: Taking taylor expansion of x in x
0.174 * [taylor]: Taking taylor expansion of (* 500.0 (/ 1 y)) in x
0.175 * [taylor]: Taking taylor expansion of 500.0 in x
0.175 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.175 * [taylor]: Taking taylor expansion of y in x
0.175 * [taylor]: Taking taylor expansion of 500.0 in y
0.176 * [taylor]: Taking taylor expansion of (- (* 500.0 (/ 1 y))) in y
0.176 * [taylor]: Taking taylor expansion of (* 500.0 (/ 1 y)) in y
0.176 * [taylor]: Taking taylor expansion of 500.0 in y
0.176 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.176 * [taylor]: Taking taylor expansion of y in y
0.179 * [taylor]: Taking taylor expansion of 0 in y
0.182 * [taylor]: Taking taylor expansion of 0 in y
0.186 * [taylor]: Taking taylor expansion of 0 in y
0.187 * [approximate]: Taking taylor expansion of (- (* 500.0 (/ 1 y)) (* 500.0 (/ 1 x))) in (x y) around 0
0.187 * [taylor]: Taking taylor expansion of (- (* 500.0 (/ 1 y)) (* 500.0 (/ 1 x))) in y
0.187 * [taylor]: Taking taylor expansion of (* 500.0 (/ 1 y)) in y
0.187 * [taylor]: Taking taylor expansion of 500.0 in y
0.187 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.187 * [taylor]: Taking taylor expansion of y in y
0.187 * [taylor]: Taking taylor expansion of (* 500.0 (/ 1 x)) in y
0.187 * [taylor]: Taking taylor expansion of 500.0 in y
0.187 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.187 * [taylor]: Taking taylor expansion of x in y
0.187 * [taylor]: Taking taylor expansion of (- (* 500.0 (/ 1 y)) (* 500.0 (/ 1 x))) in x
0.187 * [taylor]: Taking taylor expansion of (* 500.0 (/ 1 y)) in x
0.187 * [taylor]: Taking taylor expansion of 500.0 in x
0.187 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.187 * [taylor]: Taking taylor expansion of y in x
0.187 * [taylor]: Taking taylor expansion of (* 500.0 (/ 1 x)) in x
0.187 * [taylor]: Taking taylor expansion of 500.0 in x
0.187 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.187 * [taylor]: Taking taylor expansion of x in x
0.187 * [taylor]: Taking taylor expansion of (- (* 500.0 (/ 1 y)) (* 500.0 (/ 1 x))) in x
0.187 * [taylor]: Taking taylor expansion of (* 500.0 (/ 1 y)) in x
0.188 * [taylor]: Taking taylor expansion of 500.0 in x
0.188 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.188 * [taylor]: Taking taylor expansion of y in x
0.188 * [taylor]: Taking taylor expansion of (* 500.0 (/ 1 x)) in x
0.188 * [taylor]: Taking taylor expansion of 500.0 in x
0.188 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.188 * [taylor]: Taking taylor expansion of x in x
0.189 * [taylor]: Taking taylor expansion of (- 500.0) in y
0.189 * [taylor]: Taking taylor expansion of 500.0 in y
0.190 * [taylor]: Taking taylor expansion of (* 500.0 (/ 1 y)) in y
0.190 * [taylor]: Taking taylor expansion of 500.0 in y
0.190 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.190 * [taylor]: Taking taylor expansion of y in y
0.193 * [taylor]: Taking taylor expansion of 0 in y
0.196 * [taylor]: Taking taylor expansion of 0 in y
0.200 * [taylor]: Taking taylor expansion of 0 in y
0.200 * * * [progress]: simplifying candidates
0.201 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (* (exp (* 500.0 x)) (exp (* 500.0 (- y))))
  (log (+ (* 500.0 x) (* 500.0 (- y))))
  (exp (+ (* 500.0 x) (* 500.0 (- y))))
  (* (cbrt (+ (* 500.0 x) (* 500.0 (- y)))) (cbrt (+ (* 500.0 x) (* 500.0 (- y)))))
  (cbrt (+ (* 500.0 x) (* 500.0 (- y))))
  (* (* (+ (* 500.0 x) (* 500.0 (- y))) (+ (* 500.0 x) (* 500.0 (- y)))) (+ (* 500.0 x) (* 500.0 (- y))))
  (sqrt (+ (* 500.0 x) (* 500.0 (- y))))
  (sqrt (+ (* 500.0 x) (* 500.0 (- y))))
  (+ (pow (* 500.0 x) 3) (pow (* 500.0 (- y)) 3))
  (+ (* (* 500.0 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)))
  (+ x (- y))
  (- (* 500.0 x) (* 500.0 y))
  (- (* 500.0 x) (* 500.0 y))
  (- (* 500.0 x) (* 500.0 y))
0.204 * * [simplify]: iteration  0 :  104  enodes  (cost  90 )
0.207 * * [simplify]: iteration  1 :  435  enodes  (cost  69 )
0.218 * * [simplify]: iteration  2 :  1927  enodes  (cost  66 )
0.265 * * [simplify]: iteration  3 :  5002  enodes  (cost  65 )
0.266 * [simplify]: Simplified to:
   (exp (* 500.0 (- x y)))
  (+ (log 500.0) (log (- x y)))
  (exp (* 500.0 (- x y)))
  (* (cbrt (+ (* 500.0 x) (* 500.0 (- y)))) (cbrt (+ (* 500.0 x) (* 500.0 (- y)))))
  (cbrt (+ (* 500.0 x) (* 500.0 (- y))))
  (pow (* 500.0 (- x y)) 3)
  (sqrt (+ (* 500.0 x) (* 500.0 (- y))))
  (sqrt (+ (* 500.0 x) (* 500.0 (- y))))
  (- (pow (* 500.0 x) 3) (pow (* 500.0 y) 3))
  (* 500.0 (+ (* x (* 500.0 x)) (* y (* 500.0 (+ x y)))))
  (* (* 500.0 500.0) (- (* x x) (* y y)))
  (* 500.0 (+ x y))
  (- x y)
  (* 500.0 (- x y))
  (* 500.0 (- x y))
  (* 500.0 (- x y))
0.266 * * * [progress]: adding candidates to table
0.295 * * [progress]: iteration 3 / 4
0.295 * * * [progress]: picking best candidate
0.297 * * * * [pick]: Picked  #<alt (λ (x y) (* (* 500.0 (sqrt (- x y))) (sqrt (- x y))))>
0.297 * * * [progress]: localizing error
0.302 * * * [progress]: generating rewritten candidates
0.302 * * * * [progress]: [ 1 / 2 ] rewriting at (2)
0.327 * * * * [progress]: [ 2 / 2 ] rewriting at (2 1)
0.340 * * * [progress]: generating series expansions
0.340 * * * * [progress]: [ 1 / 2 ] generating series at (2)
0.340 * [approximate]: Taking taylor expansion of (* 500.0 (- x y)) in (x y) around 0
0.340 * [taylor]: Taking taylor expansion of (* 500.0 (- x y)) in y
0.340 * [taylor]: Taking taylor expansion of 500.0 in y
0.340 * [taylor]: Taking taylor expansion of (- x y) in y
0.340 * [taylor]: Taking taylor expansion of x in y
0.340 * [taylor]: Taking taylor expansion of y in y
0.341 * [taylor]: Taking taylor expansion of (* 500.0 (- x y)) in x
0.341 * [taylor]: Taking taylor expansion of 500.0 in x
0.341 * [taylor]: Taking taylor expansion of (- x y) in x
0.341 * [taylor]: Taking taylor expansion of x in x
0.341 * [taylor]: Taking taylor expansion of y in x
0.341 * [taylor]: Taking taylor expansion of (* 500.0 (- x y)) in x
0.341 * [taylor]: Taking taylor expansion of 500.0 in x
0.341 * [taylor]: Taking taylor expansion of (- x y) in x
0.341 * [taylor]: Taking taylor expansion of x in x
0.341 * [taylor]: Taking taylor expansion of y in x
0.341 * [taylor]: Taking taylor expansion of (* -500.0 y) in y
0.341 * [taylor]: Taking taylor expansion of -500.0 in y
0.341 * [taylor]: Taking taylor expansion of y in y
0.342 * [taylor]: Taking taylor expansion of 500.0 in y
0.344 * [taylor]: Taking taylor expansion of 0 in y
0.346 * [taylor]: Taking taylor expansion of 0 in y
0.346 * [approximate]: Taking taylor expansion of (* 500.0 (- (/ 1 x) (/ 1 y))) in (x y) around 0
0.346 * [taylor]: Taking taylor expansion of (* 500.0 (- (/ 1 x) (/ 1 y))) in y
0.346 * [taylor]: Taking taylor expansion of 500.0 in y
0.347 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in y
0.347 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.347 * [taylor]: Taking taylor expansion of x in y
0.347 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.347 * [taylor]: Taking taylor expansion of y in y
0.347 * [taylor]: Taking taylor expansion of (* 500.0 (- (/ 1 x) (/ 1 y))) in x
0.347 * [taylor]: Taking taylor expansion of 500.0 in x
0.347 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x
0.347 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.347 * [taylor]: Taking taylor expansion of x in x
0.347 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.347 * [taylor]: Taking taylor expansion of y in x
0.347 * [taylor]: Taking taylor expansion of (* 500.0 (- (/ 1 x) (/ 1 y))) in x
0.347 * [taylor]: Taking taylor expansion of 500.0 in x
0.347 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x
0.347 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.347 * [taylor]: Taking taylor expansion of x in x
0.348 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.348 * [taylor]: Taking taylor expansion of y in x
0.348 * [taylor]: Taking taylor expansion of 500.0 in y
0.349 * [taylor]: Taking taylor expansion of (- (* 500.0 (/ 1 y))) in y
0.349 * [taylor]: Taking taylor expansion of (* 500.0 (/ 1 y)) in y
0.349 * [taylor]: Taking taylor expansion of 500.0 in y
0.349 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.349 * [taylor]: Taking taylor expansion of y in y
0.352 * [taylor]: Taking taylor expansion of 0 in y
0.354 * [taylor]: Taking taylor expansion of 0 in y
0.358 * [taylor]: Taking taylor expansion of 0 in y
0.358 * [approximate]: Taking taylor expansion of (* 500.0 (- (/ 1 y) (/ 1 x))) in (x y) around 0
0.358 * [taylor]: Taking taylor expansion of (* 500.0 (- (/ 1 y) (/ 1 x))) in y
0.358 * [taylor]: Taking taylor expansion of 500.0 in y
0.358 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in y
0.358 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.358 * [taylor]: Taking taylor expansion of y in y
0.359 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.359 * [taylor]: Taking taylor expansion of x in y
0.359 * [taylor]: Taking taylor expansion of (* 500.0 (- (/ 1 y) (/ 1 x))) in x
0.359 * [taylor]: Taking taylor expansion of 500.0 in x
0.359 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x
0.359 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.359 * [taylor]: Taking taylor expansion of y in x
0.359 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.359 * [taylor]: Taking taylor expansion of x in x
0.359 * [taylor]: Taking taylor expansion of (* 500.0 (- (/ 1 y) (/ 1 x))) in x
0.359 * [taylor]: Taking taylor expansion of 500.0 in x
0.359 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x
0.359 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.359 * [taylor]: Taking taylor expansion of y in x
0.359 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.359 * [taylor]: Taking taylor expansion of x in x
0.360 * [taylor]: Taking taylor expansion of -500.0 in y
0.361 * [taylor]: Taking taylor expansion of (* 500.0 (/ 1 y)) in y
0.361 * [taylor]: Taking taylor expansion of 500.0 in y
0.361 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.361 * [taylor]: Taking taylor expansion of y in y
0.363 * [taylor]: Taking taylor expansion of 0 in y
0.370 * [taylor]: Taking taylor expansion of 0 in y
0.373 * [taylor]: Taking taylor expansion of 0 in y
0.374 * * * * [progress]: [ 2 / 2 ] generating series at (2 1)
0.374 * [approximate]: Taking taylor expansion of (* 500.0 (sqrt (- x y))) in (x y) around 0
0.374 * [taylor]: Taking taylor expansion of (* 500.0 (sqrt (- x y))) in y
0.374 * [taylor]: Taking taylor expansion of 500.0 in y
0.374 * [taylor]: Taking taylor expansion of (sqrt (- x y)) in y
0.374 * [taylor]: Taking taylor expansion of (- x y) in y
0.374 * [taylor]: Taking taylor expansion of x in y
0.374 * [taylor]: Taking taylor expansion of y in y
0.375 * [taylor]: Taking taylor expansion of (* 500.0 (sqrt (- x y))) in x
0.375 * [taylor]: Taking taylor expansion of 500.0 in x
0.375 * [taylor]: Taking taylor expansion of (sqrt (- x y)) in x
0.375 * [taylor]: Taking taylor expansion of (- x y) in x
0.375 * [taylor]: Taking taylor expansion of x in x
0.375 * [taylor]: Taking taylor expansion of y in x
0.376 * [taylor]: Taking taylor expansion of (* 500.0 (sqrt (- x y))) in x
0.376 * [taylor]: Taking taylor expansion of 500.0 in x
0.376 * [taylor]: Taking taylor expansion of (sqrt (- x y)) in x
0.376 * [taylor]: Taking taylor expansion of (- x y) in x
0.376 * [taylor]: Taking taylor expansion of x in x
0.376 * [taylor]: Taking taylor expansion of y in x
0.377 * [taylor]: Taking taylor expansion of (* 500.0 (sqrt (- y))) in y
0.377 * [taylor]: Taking taylor expansion of 500.0 in y
0.377 * [taylor]: Taking taylor expansion of (sqrt (- y)) in y
0.377 * [taylor]: Taking taylor expansion of (- y) in y
0.377 * [taylor]: Taking taylor expansion of y in y
0.379 * [taylor]: Taking taylor expansion of (* 250.0 (/ 1 (sqrt (- y)))) in y
0.379 * [taylor]: Taking taylor expansion of 250.0 in y
0.379 * [taylor]: Taking taylor expansion of (/ 1 (sqrt (- y))) in y
0.379 * [taylor]: Taking taylor expansion of (sqrt (- y)) in y
0.379 * [taylor]: Taking taylor expansion of (- y) in y
0.379 * [taylor]: Taking taylor expansion of y in y
0.388 * [taylor]: Taking taylor expansion of (- (* 62.5 (/ 1 (pow (sqrt (- y)) 3)))) in y
0.388 * [taylor]: Taking taylor expansion of (* 62.5 (/ 1 (pow (sqrt (- y)) 3))) in y
0.388 * [taylor]: Taking taylor expansion of 62.5 in y
0.388 * [taylor]: Taking taylor expansion of (/ 1 (pow (sqrt (- y)) 3)) in y
0.388 * [taylor]: Taking taylor expansion of (pow (sqrt (- y)) 3) in y
0.388 * [taylor]: Taking taylor expansion of (sqrt (- y)) in y
0.388 * [taylor]: Taking taylor expansion of (- y) in y
0.388 * [taylor]: Taking taylor expansion of y in y
0.419 * [approximate]: Taking taylor expansion of (* 500.0 (sqrt (- (/ 1 x) (/ 1 y)))) in (x y) around 0
0.419 * [taylor]: Taking taylor expansion of (* 500.0 (sqrt (- (/ 1 x) (/ 1 y)))) in y
0.419 * [taylor]: Taking taylor expansion of 500.0 in y
0.419 * [taylor]: Taking taylor expansion of (sqrt (- (/ 1 x) (/ 1 y))) in y
0.419 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in y
0.419 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.419 * [taylor]: Taking taylor expansion of x in y
0.419 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.419 * [taylor]: Taking taylor expansion of y in y
0.421 * [taylor]: Taking taylor expansion of (* 500.0 (sqrt (- (/ 1 x) (/ 1 y)))) in x
0.421 * [taylor]: Taking taylor expansion of 500.0 in x
0.421 * [taylor]: Taking taylor expansion of (sqrt (- (/ 1 x) (/ 1 y))) in x
0.421 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x
0.421 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.421 * [taylor]: Taking taylor expansion of x in x
0.421 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.421 * [taylor]: Taking taylor expansion of y in x
0.423 * [taylor]: Taking taylor expansion of (* 500.0 (sqrt (- (/ 1 x) (/ 1 y)))) in x
0.423 * [taylor]: Taking taylor expansion of 500.0 in x
0.423 * [taylor]: Taking taylor expansion of (sqrt (- (/ 1 x) (/ 1 y))) in x
0.423 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x
0.423 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.423 * [taylor]: Taking taylor expansion of x in x
0.423 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.423 * [taylor]: Taking taylor expansion of y in x
0.425 * [taylor]: Taking taylor expansion of 0 in y
0.426 * [taylor]: Taking taylor expansion of (- +nan.0) in y
0.426 * [taylor]: Taking taylor expansion of +nan.0 in y
0.428 * [taylor]: Taking taylor expansion of (- (+ (* +nan.0 (/ 1 y)) (- +nan.0))) in y
0.428 * [taylor]: Taking taylor expansion of (+ (* +nan.0 (/ 1 y)) (- +nan.0)) in y
0.428 * [taylor]: Taking taylor expansion of (* +nan.0 (/ 1 y)) in y
0.428 * [taylor]: Taking taylor expansion of +nan.0 in y
0.428 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.428 * [taylor]: Taking taylor expansion of y in y
0.428 * [taylor]: Taking taylor expansion of (- +nan.0) in y
0.428 * [taylor]: Taking taylor expansion of +nan.0 in y
0.433 * [taylor]: Taking taylor expansion of (- (+ (* +nan.0 (/ 1 y)) (- +nan.0))) in y
0.433 * [taylor]: Taking taylor expansion of (+ (* +nan.0 (/ 1 y)) (- +nan.0)) in y
0.433 * [taylor]: Taking taylor expansion of (* +nan.0 (/ 1 y)) in y
0.433 * [taylor]: Taking taylor expansion of +nan.0 in y
0.433 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.433 * [taylor]: Taking taylor expansion of y in y
0.433 * [taylor]: Taking taylor expansion of (- +nan.0) in y
0.433 * [taylor]: Taking taylor expansion of +nan.0 in y
0.436 * [approximate]: Taking taylor expansion of (* 500.0 (sqrt (- (/ 1 y) (/ 1 x)))) in (x y) around 0
0.436 * [taylor]: Taking taylor expansion of (* 500.0 (sqrt (- (/ 1 y) (/ 1 x)))) in y
0.436 * [taylor]: Taking taylor expansion of 500.0 in y
0.436 * [taylor]: Taking taylor expansion of (sqrt (- (/ 1 y) (/ 1 x))) in y
0.436 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in y
0.436 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.436 * [taylor]: Taking taylor expansion of y in y
0.436 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.436 * [taylor]: Taking taylor expansion of x in y
0.438 * [taylor]: Taking taylor expansion of (* 500.0 (sqrt (- (/ 1 y) (/ 1 x)))) in x
0.438 * [taylor]: Taking taylor expansion of 500.0 in x
0.438 * [taylor]: Taking taylor expansion of (sqrt (- (/ 1 y) (/ 1 x))) in x
0.438 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x
0.438 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.438 * [taylor]: Taking taylor expansion of y in x
0.438 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.438 * [taylor]: Taking taylor expansion of x in x
0.439 * [taylor]: Taking taylor expansion of (* 500.0 (sqrt (- (/ 1 y) (/ 1 x)))) in x
0.439 * [taylor]: Taking taylor expansion of 500.0 in x
0.439 * [taylor]: Taking taylor expansion of (sqrt (- (/ 1 y) (/ 1 x))) in x
0.439 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x
0.439 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.440 * [taylor]: Taking taylor expansion of y in x
0.440 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.440 * [taylor]: Taking taylor expansion of x in x
0.442 * [taylor]: Taking taylor expansion of 0 in y
0.442 * [taylor]: Taking taylor expansion of (- +nan.0) in y
0.442 * [taylor]: Taking taylor expansion of +nan.0 in y
0.444 * [taylor]: Taking taylor expansion of (- (+ (* +nan.0 (/ 1 y)) (- +nan.0))) in y
0.445 * [taylor]: Taking taylor expansion of (+ (* +nan.0 (/ 1 y)) (- +nan.0)) in y
0.445 * [taylor]: Taking taylor expansion of (* +nan.0 (/ 1 y)) in y
0.445 * [taylor]: Taking taylor expansion of +nan.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 (- +nan.0) in y
0.445 * [taylor]: Taking taylor expansion of +nan.0 in y
0.449 * [taylor]: Taking taylor expansion of (- (+ (* +nan.0 (/ 1 y)) (- +nan.0))) in y
0.449 * [taylor]: Taking taylor expansion of (+ (* +nan.0 (/ 1 y)) (- +nan.0)) in y
0.449 * [taylor]: Taking taylor expansion of (* +nan.0 (/ 1 y)) in y
0.449 * [taylor]: Taking taylor expansion of +nan.0 in y
0.449 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.449 * [taylor]: Taking taylor expansion of y in y
0.449 * [taylor]: Taking taylor expansion of (- +nan.0) in y
0.449 * [taylor]: Taking taylor expansion of +nan.0 in y
0.458 * * * [progress]: simplifying candidates
0.459 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (* (* 500.0 (sqrt (- x y))) (sqrt (- x y)))
  (* (* 500.0 (sqrt (- x y))) (sqrt (- x y)))
  (+ (+ (log 500.0) (log (sqrt (- x y)))) (log (sqrt (- x y))))
  (+ (log (* 500.0 (sqrt (- x y)))) (log (sqrt (- x y))))
  (log (* (* 500.0 (sqrt (- x y))) (sqrt (- x y))))
  (exp (* (* 500.0 (sqrt (- x y))) (sqrt (- x y))))
  (* (* (* (* 500.0 500.0) 500.0) (* (* (sqrt (- x y)) (sqrt (- x y))) (sqrt (- x y)))) (* (* (sqrt (- x y)) (sqrt (- x y))) (sqrt (- x y))))
  (* (* (* (* 500.0 (sqrt (- x y))) (* 500.0 (sqrt (- x y)))) (* 500.0 (sqrt (- x y)))) (* (* (sqrt (- x y)) (sqrt (- x y))) (sqrt (- x y))))
  (* (cbrt (* (* 500.0 (sqrt (- x y))) (sqrt (- x y)))) (cbrt (* (* 500.0 (sqrt (- x y))) (sqrt (- x y)))))
  (cbrt (* (* 500.0 (sqrt (- x y))) (sqrt (- x y))))
  (* (* (* (* 500.0 (sqrt (- x y))) (sqrt (- x y))) (* (* 500.0 (sqrt (- x y))) (sqrt (- x y)))) (* (* 500.0 (sqrt (- x y))) (sqrt (- x y))))
  (sqrt (* (* 500.0 (sqrt (- x y))) (sqrt (- x y))))
  (sqrt (* (* 500.0 (sqrt (- x y))) (sqrt (- x y))))
  (* (* 500.0 (sqrt (- (pow x 3) (pow y 3)))) (sqrt (- (pow x 3) (pow y 3))))
  (* (sqrt (+ (* x x) (+ (* y y) (* x y)))) (sqrt (+ (* x x) (+ (* y y) (* x y)))))
  (* (* 500.0 (sqrt (- (pow x 3) (pow y 3)))) (sqrt (- (* x x) (* y y))))
  (* (sqrt (+ (* x x) (+ (* y y) (* x y)))) (sqrt (+ x y)))
  (* (* 500.0 (sqrt (- (* x x) (* y y)))) (sqrt (- (pow x 3) (pow y 3))))
  (* (sqrt (+ x y)) (sqrt (+ (* x x) (+ (* y y) (* x y)))))
  (* (* 500.0 (sqrt (- (* x x) (* y y)))) (sqrt (- (* x x) (* y y))))
  (* (sqrt (+ x y)) (sqrt (+ x y)))
  (* (* 500.0 (sqrt (- x y))) (* (cbrt (sqrt (- x y))) (cbrt (sqrt (- x y)))))
  (* (* 500.0 (sqrt (- x y))) (sqrt (* (cbrt (- x y)) (cbrt (- x y)))))
  (* (* 500.0 (sqrt (- x y))) (sqrt (sqrt (- x y))))
  (* (* 500.0 (sqrt (- x y))) (sqrt 1))
  (* (* 500.0 (sqrt (- x y))) (sqrt (+ (sqrt x) (sqrt y))))
  (* (* 500.0 (sqrt (- x y))) (sqrt 1))
  (* (* 500.0 (sqrt (- x y))) (sqrt (sqrt (- x y))))
  (* (* 500.0 (sqrt (- x y))) 1)
  (* (sqrt (- x y)) (sqrt (- x y)))
  (* (* 500.0 (sqrt (- x y))) (sqrt (- (pow x 3) (pow y 3))))
  (* (* 500.0 (sqrt (- x y))) (sqrt (- (* x x) (* y y))))
  (* (* 500.0 (sqrt (- (pow x 3) (pow y 3)))) (sqrt (- x y)))
  (* (* 500.0 (sqrt (- (* x x) (* y y)))) (sqrt (- x y)))
  (* 500.0 (sqrt (- x y)))
  (+ (log 500.0) (log (sqrt (- x y))))
  (log (* 500.0 (sqrt (- x y))))
  (exp (* 500.0 (sqrt (- x y))))
  (* (* (* 500.0 500.0) 500.0) (* (* (sqrt (- x y)) (sqrt (- x y))) (sqrt (- x y))))
  (* (cbrt (* 500.0 (sqrt (- x y)))) (cbrt (* 500.0 (sqrt (- x y)))))
  (cbrt (* 500.0 (sqrt (- x y))))
  (* (* (* 500.0 (sqrt (- x y))) (* 500.0 (sqrt (- x y)))) (* 500.0 (sqrt (- x y))))
  (sqrt (* 500.0 (sqrt (- x y))))
  (sqrt (* 500.0 (sqrt (- x y))))
  (* (sqrt 500.0) (sqrt (sqrt (- x y))))
  (* (sqrt 500.0) (sqrt (sqrt (- x y))))
  (* (sqrt 500.0) (sqrt (sqrt (- x y))))
  (* (sqrt 500.0) (sqrt (sqrt (- x y))))
  (* 500.0 (* (cbrt (sqrt (- x y))) (cbrt (sqrt (- x y)))))
  (* 500.0 (sqrt (* (cbrt (- x y)) (cbrt (- x y)))))
  (* 500.0 (sqrt (sqrt (- x y))))
  (* 500.0 (sqrt 1))
  (* 500.0 (sqrt (+ (sqrt x) (sqrt y))))
  (* 500.0 (sqrt 1))
  (* 500.0 (sqrt (sqrt (- x y))))
  (* 500.0 1)
  (* (cbrt 500.0) (sqrt (- x y)))
  (* (sqrt 500.0) (sqrt (- x y)))
  (* 500.0 (sqrt (- x y)))
  (* 500.0 (sqrt (- (pow x 3) (pow y 3))))
  (* 500.0 (sqrt (- (* x x) (* y y))))
  (- (* 500.0 x) (* 500.0 y))
  (- (* 500.0 x) (* 500.0 y))
  (- (* 500.0 x) (* 500.0 y))
  (- (+ (* +nan.0 (pow x 2)) (- (+ (* +nan.0 x) (- (* +nan.0 y))))))
  (- (+ (* +nan.0 (/ y (pow x 2))) (- (+ (* +nan.0 (/ y x)) (- +nan.0)))))
  (- (+ (* +nan.0 (/ y (pow x 2))) (- (+ (* +nan.0 (/ y x)) (- +nan.0)))))
0.464 * * [simplify]: iteration  0 :  277  enodes  (cost  404 )
0.470 * * [simplify]: iteration  1 :  1142  enodes  (cost  343 )
0.496 * * [simplify]: iteration  2 :  5002  enodes  (cost  331 )
0.498 * [simplify]: Simplified to:
   (* 500.0 (- x y))
  (* 500.0 (- x y))
  (log (* 500.0 (- x y)))
  (log (* 500.0 (- x y)))
  (log (* 500.0 (- x y)))
  (pow (exp 500.0) (- x y))
  (pow (* 500.0 (- x y)) 3)
  (pow (* 500.0 (- x y)) 3)
  (* (cbrt (* (* 500.0 (sqrt (- x y))) (sqrt (- x y)))) (cbrt (* (* 500.0 (sqrt (- x y))) (sqrt (- x y)))))
  (cbrt (* (* 500.0 (sqrt (- x y))) (sqrt (- x y))))
  (pow (* 500.0 (- x y)) 3)
  (sqrt (* (* 500.0 (sqrt (- x y))) (sqrt (- x y))))
  (sqrt (* (* 500.0 (sqrt (- x y))) (sqrt (- x y))))
  (* (- (pow x 3) (pow y 3)) 500.0)
  (+ (* y (+ y x)) (pow x 2))
  (* (* 500.0 (sqrt (- (pow x 3) (pow y 3)))) (sqrt (- (* x x) (* y y))))
  (* (sqrt (+ (* x x) (+ (* y y) (* x y)))) (sqrt (+ x y)))
  (* (* 500.0 (sqrt (- (pow x 3) (pow y 3)))) (sqrt (- (* x x) (* y y))))
  (* (sqrt (+ (* x x) (+ (* y y) (* x y)))) (sqrt (+ x y)))
  (* (- (* x x) (* y y)) 500.0)
  (+ x y)
  (* (* 500.0 (sqrt (- x y))) (* (cbrt (sqrt (- x y))) (cbrt (sqrt (- x y)))))
  (* 500.0 (* (sqrt (- x y)) (fabs (cbrt (- x y)))))
  (* (* 500.0 (sqrt (- x y))) (sqrt (sqrt (- x y))))
  (* 500.0 (sqrt (- x y)))
  (* (* 500.0 (sqrt (- x y))) (sqrt (+ (sqrt x) (sqrt y))))
  (* 500.0 (sqrt (- x y)))
  (* (* 500.0 (sqrt (- x y))) (sqrt (sqrt (- x y))))
  (* 500.0 (sqrt (- x y)))
  (- x y)
  (* (* 500.0 (sqrt (- x y))) (sqrt (- (pow x 3) (pow y 3))))
  (* (* 500.0 (sqrt (- x y))) (sqrt (- (* x x) (* y y))))
  (* (* 500.0 (sqrt (- x y))) (sqrt (- (pow x 3) (pow y 3))))
  (* (* 500.0 (sqrt (- x y))) (sqrt (- (* x x) (* y y))))
  (* 500.0 (sqrt (- x y)))
  (log (* 500.0 (sqrt (- x y))))
  (log (* 500.0 (sqrt (- x y))))
  (exp (* 500.0 (sqrt (- x y))))
  (pow (* 500.0 (sqrt (- x y))) 3)
  (* (cbrt (* 500.0 (sqrt (- x y)))) (cbrt (* 500.0 (sqrt (- x y)))))
  (cbrt (* 500.0 (sqrt (- x y))))
  (pow (* 500.0 (sqrt (- x y))) 3)
  (sqrt (* 500.0 (sqrt (- x y))))
  (sqrt (* 500.0 (sqrt (- x y))))
  (* (sqrt 500.0) (sqrt (sqrt (- x y))))
  (* (sqrt 500.0) (sqrt (sqrt (- x y))))
  (* (sqrt 500.0) (sqrt (sqrt (- x y))))
  (* (sqrt 500.0) (sqrt (sqrt (- x y))))
  (* 500.0 (* (cbrt (sqrt (- x y))) (cbrt (sqrt (- x y)))))
  (* (fabs (cbrt (- x y))) 500.0)
  (* 500.0 (sqrt (sqrt (- x y))))
  500.0
  (* 500.0 (sqrt (+ (sqrt x) (sqrt y))))
  500.0
  (* 500.0 (sqrt (sqrt (- x y))))
  500.0
  (* (cbrt 500.0) (sqrt (- x y)))
  (* (sqrt 500.0) (sqrt (- x y)))
  (* 500.0 (sqrt (- x y)))
  (* 500.0 (sqrt (- (pow x 3) (pow y 3))))
  (* 500.0 (sqrt (- (* x x) (* y y))))
  (* 500.0 (- x y))
  (* 500.0 (- x y))
  (* 500.0 (- x y))
  (* +nan.0 (+ (- (pow x 2)) (- x y)))
  (+ (- (* +nan.0 (/ y (pow x 2)))) (- (* +nan.0 (/ y x)) +nan.0))
  (+ (- (* +nan.0 (/ y (pow x 2)))) (- (* +nan.0 (/ y x)) +nan.0))
0.498 * * * [progress]: adding candidates to table
0.601 * [progress]: [Phase 3 of 3] Extracting.
0.601 * * [regime]: Finding splitpoints for: (#<alt (λ (x y) (+ (* 500.0 x) (* 500.0 (- y))))> #<alt (λ (x y) (* (* 500.0 (sqrt (- x y))) (sqrt (- x y))))>)
0.601 * * * [regime-changes]: Trying 3 branch expressions: ((- x y) y x)
0.601 * * * * [regimes]: Trying to branch on (- x y) from (#<alt (λ (x y) (+ (* 500.0 x) (* 500.0 (- y))))> #<alt (λ (x y) (* (* 500.0 (sqrt (- x y))) (sqrt (- x y))))>)
0.616 * * * * [regimes]: Trying to branch on y from (#<alt (λ (x y) (+ (* 500.0 x) (* 500.0 (- y))))> #<alt (λ (x y) (* (* 500.0 (sqrt (- x y))) (sqrt (- x y))))>)
0.627 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x y) (+ (* 500.0 x) (* 500.0 (- y))))> #<alt (λ (x y) (* (* 500.0 (sqrt (- x y))) (sqrt (- x y))))>)
0.638 * * * [regime]: Found split indices: #<option (#s(si 0 255))>
0.638 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (+ (* 500.0 x) (* 500.0 (- y)))
0.639 * * [simplify]: iteration  0 :  12  enodes  (cost  4 )
0.639 * * [simplify]: iteration  1 :  16  enodes  (cost  4 )
0.639 * * [simplify]: iteration  2 :  17  enodes  (cost  4 )
0.639 * * [simplify]: iteration  3 :  17  enodes  (cost  4 )
0.640 * [simplify]: Simplified to:
   (+ (* 500.0 x) (* 500.0 (- y)))
0.956 * [regime-testing]: Baseline error score: 0.01745030160029018
0.956 * [regime-testing]: Oracle error score: 0.01307475465692226
0.957 * [regime-testing]: End program error score: 0.01745030160029018