15.378 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.084 * * * [progress]: [2/2] Setting up program.
0.087 * [progress]: [Phase 2 of 3] Improving.
0.087 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (* 500.0 (- x y))
0.094 * * [simplify]: iteration  0 :  172  enodes  (cost  5 )
0.094 * * [simplify]: iteration  1 :  172  enodes  (cost  5 )
0.094 * [simplify]: Simplified to:
   (* 500.0 (- x y))
0.095 * * [progress]: iteration 1 / 4
0.095 * * * [progress]: picking best candidate
0.097 * * * * [pick]: Picked  #<alt (λ (x y) (* 500.0 (- x y)))>
0.097 * * * [progress]: localizing error
0.101 * * * [progress]: generating rewritten candidates
0.101 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.108 * * * [progress]: generating series expansions
0.108 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.108 * [approximate]: Taking taylor expansion of (* 500.0 (- x y)) in (x y) around 0
0.108 * [taylor]: Taking taylor expansion of (* 500.0 (- x y)) in y
0.108 * [taylor]: Taking taylor expansion of 500.0 in y
0.108 * [taylor]: Taking taylor expansion of (- x y) in y
0.108 * [taylor]: Taking taylor expansion of x in y
0.108 * [taylor]: Taking taylor expansion of y in y
0.108 * [taylor]: Taking taylor expansion of (* 500.0 (- x y)) in x
0.108 * [taylor]: Taking taylor expansion of 500.0 in x
0.108 * [taylor]: Taking taylor expansion of (- x y) in x
0.108 * [taylor]: Taking taylor expansion of x in x
0.108 * [taylor]: Taking taylor expansion of y in x
0.108 * [taylor]: Taking taylor expansion of (* 500.0 (- x y)) in x
0.108 * [taylor]: Taking taylor expansion of 500.0 in x
0.108 * [taylor]: Taking taylor expansion of (- x y) in x
0.108 * [taylor]: Taking taylor expansion of x in x
0.108 * [taylor]: Taking taylor expansion of y in x
0.108 * [taylor]: Taking taylor expansion of (* -500.0 y) in y
0.108 * [taylor]: Taking taylor expansion of -500.0 in y
0.108 * [taylor]: Taking taylor expansion of y in y
0.109 * [taylor]: Taking taylor expansion of 500.0 in y
0.109 * [taylor]: Taking taylor expansion of 0 in y
0.109 * [taylor]: Taking taylor expansion of 0 in y
0.109 * [approximate]: Taking taylor expansion of (* 500.0 (- (/ 1 x) (/ 1 y))) in (x y) around 0
0.109 * [taylor]: Taking taylor expansion of (* 500.0 (- (/ 1 x) (/ 1 y))) in y
0.109 * [taylor]: Taking taylor expansion of 500.0 in y
0.109 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in y
0.109 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.109 * [taylor]: Taking taylor expansion of x in y
0.109 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.109 * [taylor]: Taking taylor expansion of y in y
0.109 * [taylor]: Taking taylor expansion of (* 500.0 (- (/ 1 x) (/ 1 y))) in x
0.109 * [taylor]: Taking taylor expansion of 500.0 in x
0.109 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x
0.109 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.109 * [taylor]: Taking taylor expansion of x in x
0.109 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.109 * [taylor]: Taking taylor expansion of y in x
0.109 * [taylor]: Taking taylor expansion of (* 500.0 (- (/ 1 x) (/ 1 y))) in x
0.109 * [taylor]: Taking taylor expansion of 500.0 in x
0.109 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x
0.109 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.109 * [taylor]: Taking taylor expansion of x in x
0.109 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.109 * [taylor]: Taking taylor expansion of y in x
0.110 * [taylor]: Taking taylor expansion of 500.0 in y
0.110 * [taylor]: Taking taylor expansion of (neg (* 500.0 (/ 1 y))) in y
0.110 * [taylor]: Taking taylor expansion of (* 500.0 (/ 1 y)) in y
0.110 * [taylor]: Taking taylor expansion of 500.0 in y
0.110 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.110 * [taylor]: Taking taylor expansion of y in y
0.110 * [taylor]: Taking taylor expansion of 0 in y
0.110 * [taylor]: Taking taylor expansion of 0 in y
0.111 * [taylor]: Taking taylor expansion of 0 in y
0.111 * [approximate]: Taking taylor expansion of (* 500.0 (- (/ 1 y) (/ 1 x))) in (x y) around 0
0.111 * [taylor]: Taking taylor expansion of (* 500.0 (- (/ 1 y) (/ 1 x))) in y
0.111 * [taylor]: Taking taylor expansion of 500.0 in y
0.111 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in y
0.111 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.111 * [taylor]: Taking taylor expansion of y in y
0.111 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.111 * [taylor]: Taking taylor expansion of x in y
0.111 * [taylor]: Taking taylor expansion of (* 500.0 (- (/ 1 y) (/ 1 x))) in x
0.111 * [taylor]: Taking taylor expansion of 500.0 in x
0.111 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x
0.111 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.111 * [taylor]: Taking taylor expansion of y in x
0.111 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.111 * [taylor]: Taking taylor expansion of x in x
0.111 * [taylor]: Taking taylor expansion of (* 500.0 (- (/ 1 y) (/ 1 x))) in x
0.111 * [taylor]: Taking taylor expansion of 500.0 in x
0.111 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x
0.111 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.111 * [taylor]: Taking taylor expansion of y in x
0.111 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.111 * [taylor]: Taking taylor expansion of x in x
0.111 * [taylor]: Taking taylor expansion of -500.0 in y
0.111 * [taylor]: Taking taylor expansion of (* 500.0 (/ 1 y)) in y
0.111 * [taylor]: Taking taylor expansion of 500.0 in y
0.112 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.112 * [taylor]: Taking taylor expansion of y in y
0.112 * [taylor]: Taking taylor expansion of 0 in y
0.112 * [taylor]: Taking taylor expansion of 0 in y
0.112 * [taylor]: Taking taylor expansion of 0 in y
0.112 * * * [progress]: simplifying candidates
0.113 * [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 (neg y))
  (* x 500.0)
  (* (neg 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))
0.169 * * [simplify]: iteration  0 :  4952  enodes  (cost  172 )
0.169 * * [simplify]: iteration  1 :  4952  enodes  (cost  172 )
0.171 * [simplify]: Simplified to:
   (* 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)
  (* (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 (neg y))
  (* 500.0 x)
  (* 500.0 (neg y))
  (* 500.0 (* (cbrt (- x y)) (cbrt (- x y))))
  (* 500.0 (sqrt (- x y)))
  500.0
  (* 500.0 (+ (sqrt x) (sqrt y)))
  500.0
  (* (- x y) (cbrt 500.0))
  (* (- x y) (sqrt 500.0))
  (* 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))
0.171 * * * [progress]: adding candidates to table
0.199 * * [progress]: iteration 2 / 4
0.199 * * * [progress]: picking best candidate
0.204 * * * * [pick]: Picked  #<alt (λ (x y) (+ (* 500.0 x) (* 500.0 (neg y))))>
0.204 * * * [progress]: localizing error
0.209 * * * [progress]: generating rewritten candidates
0.209 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.213 * * * [progress]: generating series expansions
0.213 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.214 * [approximate]: Taking taylor expansion of (- (* 500.0 x) (* 500.0 y)) in (x y) around 0
0.214 * [taylor]: Taking taylor expansion of (- (* 500.0 x) (* 500.0 y)) in y
0.214 * [taylor]: Taking taylor expansion of (* 500.0 x) in y
0.214 * [taylor]: Taking taylor expansion of 500.0 in y
0.214 * [taylor]: Taking taylor expansion of x in y
0.214 * [taylor]: Taking taylor expansion of (* 500.0 y) in y
0.214 * [taylor]: Taking taylor expansion of 500.0 in y
0.214 * [taylor]: Taking taylor expansion of y in y
0.214 * [taylor]: Taking taylor expansion of (- (* 500.0 x) (* 500.0 y)) in x
0.214 * [taylor]: Taking taylor expansion of (* 500.0 x) in x
0.214 * [taylor]: Taking taylor expansion of 500.0 in x
0.214 * [taylor]: Taking taylor expansion of x in x
0.214 * [taylor]: Taking taylor expansion of (* 500.0 y) in x
0.214 * [taylor]: Taking taylor expansion of 500.0 in x
0.214 * [taylor]: Taking taylor expansion of y in x
0.214 * [taylor]: Taking taylor expansion of (- (* 500.0 x) (* 500.0 y)) in x
0.214 * [taylor]: Taking taylor expansion of (* 500.0 x) in x
0.214 * [taylor]: Taking taylor expansion of 500.0 in x
0.214 * [taylor]: Taking taylor expansion of x in x
0.214 * [taylor]: Taking taylor expansion of (* 500.0 y) in x
0.214 * [taylor]: Taking taylor expansion of 500.0 in x
0.214 * [taylor]: Taking taylor expansion of y in x
0.214 * [taylor]: Taking taylor expansion of (neg (* 500.0 y)) in y
0.214 * [taylor]: Taking taylor expansion of (* 500.0 y) in y
0.214 * [taylor]: Taking taylor expansion of 500.0 in y
0.214 * [taylor]: Taking taylor expansion of y in y
0.214 * [taylor]: Taking taylor expansion of 500.0 in y
0.214 * [taylor]: Taking taylor expansion of 0 in y
0.215 * [taylor]: Taking taylor expansion of 0 in y
0.215 * [approximate]: Taking taylor expansion of (- (* 500.0 (/ 1 x)) (* 500.0 (/ 1 y))) in (x y) around 0
0.215 * [taylor]: Taking taylor expansion of (- (* 500.0 (/ 1 x)) (* 500.0 (/ 1 y))) in y
0.215 * [taylor]: Taking taylor expansion of (* 500.0 (/ 1 x)) in y
0.215 * [taylor]: Taking taylor expansion of 500.0 in y
0.215 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.215 * [taylor]: Taking taylor expansion of x in y
0.215 * [taylor]: Taking taylor expansion of (* 500.0 (/ 1 y)) in y
0.215 * [taylor]: Taking taylor expansion of 500.0 in y
0.215 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.215 * [taylor]: Taking taylor expansion of y in y
0.215 * [taylor]: Taking taylor expansion of (- (* 500.0 (/ 1 x)) (* 500.0 (/ 1 y))) in x
0.215 * [taylor]: Taking taylor expansion of (* 500.0 (/ 1 x)) in x
0.215 * [taylor]: Taking taylor expansion of 500.0 in x
0.215 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.215 * [taylor]: Taking taylor expansion of x in x
0.215 * [taylor]: Taking taylor expansion of (* 500.0 (/ 1 y)) in x
0.215 * [taylor]: Taking taylor expansion of 500.0 in x
0.215 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.215 * [taylor]: Taking taylor expansion of y in x
0.215 * [taylor]: Taking taylor expansion of (- (* 500.0 (/ 1 x)) (* 500.0 (/ 1 y))) in x
0.215 * [taylor]: Taking taylor expansion of (* 500.0 (/ 1 x)) in x
0.215 * [taylor]: Taking taylor expansion of 500.0 in x
0.215 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.215 * [taylor]: Taking taylor expansion of x in x
0.215 * [taylor]: Taking taylor expansion of (* 500.0 (/ 1 y)) in x
0.215 * [taylor]: Taking taylor expansion of 500.0 in x
0.215 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.215 * [taylor]: Taking taylor expansion of y in x
0.215 * [taylor]: Taking taylor expansion of 500.0 in y
0.216 * [taylor]: Taking taylor expansion of (neg (* 500.0 (/ 1 y))) in y
0.216 * [taylor]: Taking taylor expansion of (* 500.0 (/ 1 y)) in y
0.216 * [taylor]: Taking taylor expansion of 500.0 in y
0.216 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.216 * [taylor]: Taking taylor expansion of y in y
0.216 * [taylor]: Taking taylor expansion of 0 in y
0.216 * [taylor]: Taking taylor expansion of 0 in y
0.216 * [taylor]: Taking taylor expansion of 0 in y
0.217 * [approximate]: Taking taylor expansion of (- (* 500.0 (/ 1 y)) (* 500.0 (/ 1 x))) in (x y) around 0
0.217 * [taylor]: Taking taylor expansion of (- (* 500.0 (/ 1 y)) (* 500.0 (/ 1 x))) in y
0.217 * [taylor]: Taking taylor expansion of (* 500.0 (/ 1 y)) in y
0.217 * [taylor]: Taking taylor expansion of 500.0 in y
0.217 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.217 * [taylor]: Taking taylor expansion of y in y
0.217 * [taylor]: Taking taylor expansion of (* 500.0 (/ 1 x)) in y
0.217 * [taylor]: Taking taylor expansion of 500.0 in y
0.217 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.217 * [taylor]: Taking taylor expansion of x in y
0.217 * [taylor]: Taking taylor expansion of (- (* 500.0 (/ 1 y)) (* 500.0 (/ 1 x))) in x
0.217 * [taylor]: Taking taylor expansion of (* 500.0 (/ 1 y)) in x
0.217 * [taylor]: Taking taylor expansion of 500.0 in x
0.217 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.217 * [taylor]: Taking taylor expansion of y in x
0.217 * [taylor]: Taking taylor expansion of (* 500.0 (/ 1 x)) in x
0.217 * [taylor]: Taking taylor expansion of 500.0 in x
0.217 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.217 * [taylor]: Taking taylor expansion of x in x
0.217 * [taylor]: Taking taylor expansion of (- (* 500.0 (/ 1 y)) (* 500.0 (/ 1 x))) in x
0.217 * [taylor]: Taking taylor expansion of (* 500.0 (/ 1 y)) in x
0.217 * [taylor]: Taking taylor expansion of 500.0 in x
0.217 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.217 * [taylor]: Taking taylor expansion of y in x
0.217 * [taylor]: Taking taylor expansion of (* 500.0 (/ 1 x)) in x
0.217 * [taylor]: Taking taylor expansion of 500.0 in x
0.217 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.217 * [taylor]: Taking taylor expansion of x in x
0.217 * [taylor]: Taking taylor expansion of (neg 500.0) in y
0.217 * [taylor]: Taking taylor expansion of 500.0 in y
0.217 * [taylor]: Taking taylor expansion of (* 500.0 (/ 1 y)) in y
0.218 * [taylor]: Taking taylor expansion of 500.0 in y
0.218 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.218 * [taylor]: Taking taylor expansion of y in y
0.218 * [taylor]: Taking taylor expansion of 0 in y
0.218 * [taylor]: Taking taylor expansion of 0 in y
0.218 * [taylor]: Taking taylor expansion of 0 in y
0.219 * * * [progress]: simplifying candidates
0.219 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (* (exp (* 500.0 x)) (exp (* 500.0 (neg y))))
  (log (+ (* 500.0 x) (* 500.0 (neg y))))
  (exp (+ (* 500.0 x) (* 500.0 (neg y))))
  (* (cbrt (+ (* 500.0 x) (* 500.0 (neg y)))) (cbrt (+ (* 500.0 x) (* 500.0 (neg y)))))
  (cbrt (+ (* 500.0 x) (* 500.0 (neg y))))
  (* (* (+ (* 500.0 x) (* 500.0 (neg y))) (+ (* 500.0 x) (* 500.0 (neg y)))) (+ (* 500.0 x) (* 500.0 (neg y))))
  (sqrt (+ (* 500.0 x) (* 500.0 (neg y))))
  (sqrt (+ (* 500.0 x) (* 500.0 (neg y))))
  (+ (pow (* 500.0 x) 3) (pow (* 500.0 (neg y)) 3))
  (+ (* (* 500.0 x) (* 500.0 x)) (- (* (* 500.0 (neg y)) (* 500.0 (neg y))) (* (* 500.0 x) (* 500.0 (neg y)))))
  (- (* (* 500.0 x) (* 500.0 x)) (* (* 500.0 (neg y)) (* 500.0 (neg y))))
  (- (* 500.0 x) (* 500.0 (neg y)))
  (+ x (neg y))
  (- (* 500.0 x) (* 500.0 y))
  (- (* 500.0 x) (* 500.0 y))
  (- (* 500.0 x) (* 500.0 y))
0.268 * * [simplify]: iteration  0 :  5170  enodes  (cost  116 )
0.270 * [simplify]: Simplified to:
   (pow (exp 500.0) (- x y))
  (log (* 500.0 (- x y)))
  (pow (exp 500.0) (- x y))
  (* (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)))
  (- (pow (* 500.0 x) 3) (pow (* 500.0 y) 3))
  (* 500.0 (+ (* 500.0 (* x 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))
0.270 * * * [progress]: adding candidates to table
0.287 * * [progress]: iteration 3 / 4
0.287 * * * [progress]: picking best candidate
0.290 * * * * [pick]: Picked  #<alt (λ (x y) (* (* 500.0 (sqrt (- x y))) (sqrt (- x y))))>
0.290 * * * [progress]: localizing error
0.296 * * * [progress]: generating rewritten candidates
0.296 * * * * [progress]: [ 1 / 2 ] rewriting at (2)
0.307 * * * * [progress]: [ 2 / 2 ] rewriting at (2 1)
0.318 * * * [progress]: generating series expansions
0.318 * * * * [progress]: [ 1 / 2 ] generating series at (2)
0.318 * [approximate]: Taking taylor expansion of (* 500.0 (- x y)) in (x y) around 0
0.318 * [taylor]: Taking taylor expansion of (* 500.0 (- x y)) in y
0.318 * [taylor]: Taking taylor expansion of 500.0 in y
0.318 * [taylor]: Taking taylor expansion of (- x y) in y
0.318 * [taylor]: Taking taylor expansion of x in y
0.318 * [taylor]: Taking taylor expansion of y in y
0.318 * [taylor]: Taking taylor expansion of (* 500.0 (- x y)) in x
0.318 * [taylor]: Taking taylor expansion of 500.0 in x
0.318 * [taylor]: Taking taylor expansion of (- x y) in x
0.318 * [taylor]: Taking taylor expansion of x in x
0.318 * [taylor]: Taking taylor expansion of y in x
0.318 * [taylor]: Taking taylor expansion of (* 500.0 (- x y)) in x
0.318 * [taylor]: Taking taylor expansion of 500.0 in x
0.318 * [taylor]: Taking taylor expansion of (- x y) in x
0.318 * [taylor]: Taking taylor expansion of x in x
0.318 * [taylor]: Taking taylor expansion of y in x
0.319 * [taylor]: Taking taylor expansion of (* -500.0 y) in y
0.319 * [taylor]: Taking taylor expansion of -500.0 in y
0.319 * [taylor]: Taking taylor expansion of y in y
0.319 * [taylor]: Taking taylor expansion of 500.0 in y
0.319 * [taylor]: Taking taylor expansion of 0 in y
0.319 * [taylor]: Taking taylor expansion of 0 in y
0.319 * [approximate]: Taking taylor expansion of (* 500.0 (- (/ 1 x) (/ 1 y))) in (x y) around 0
0.319 * [taylor]: Taking taylor expansion of (* 500.0 (- (/ 1 x) (/ 1 y))) in y
0.319 * [taylor]: Taking taylor expansion of 500.0 in y
0.319 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in y
0.319 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.319 * [taylor]: Taking taylor expansion of x in y
0.319 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.319 * [taylor]: Taking taylor expansion of y in y
0.319 * [taylor]: Taking taylor expansion of (* 500.0 (- (/ 1 x) (/ 1 y))) in x
0.319 * [taylor]: Taking taylor expansion of 500.0 in x
0.319 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x
0.319 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.319 * [taylor]: Taking taylor expansion of x in x
0.320 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.320 * [taylor]: Taking taylor expansion of y in x
0.320 * [taylor]: Taking taylor expansion of (* 500.0 (- (/ 1 x) (/ 1 y))) in x
0.320 * [taylor]: Taking taylor expansion of 500.0 in x
0.320 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x
0.320 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.320 * [taylor]: Taking taylor expansion of x in x
0.320 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.320 * [taylor]: Taking taylor expansion of y in x
0.320 * [taylor]: Taking taylor expansion of 500.0 in y
0.320 * [taylor]: Taking taylor expansion of (neg (* 500.0 (/ 1 y))) in y
0.320 * [taylor]: Taking taylor expansion of (* 500.0 (/ 1 y)) in y
0.320 * [taylor]: Taking taylor expansion of 500.0 in y
0.320 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.320 * [taylor]: Taking taylor expansion of y in y
0.320 * [taylor]: Taking taylor expansion of 0 in y
0.320 * [taylor]: Taking taylor expansion of 0 in y
0.321 * [taylor]: Taking taylor expansion of 0 in y
0.321 * [approximate]: Taking taylor expansion of (* 500.0 (- (/ 1 y) (/ 1 x))) in (x y) around 0
0.321 * [taylor]: Taking taylor expansion of (* 500.0 (- (/ 1 y) (/ 1 x))) in y
0.321 * [taylor]: Taking taylor expansion of 500.0 in y
0.321 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in y
0.321 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.321 * [taylor]: Taking taylor expansion of y in y
0.321 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.321 * [taylor]: Taking taylor expansion of x in y
0.321 * [taylor]: Taking taylor expansion of (* 500.0 (- (/ 1 y) (/ 1 x))) in x
0.321 * [taylor]: Taking taylor expansion of 500.0 in x
0.321 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x
0.321 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.321 * [taylor]: Taking taylor expansion of y in x
0.321 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.321 * [taylor]: Taking taylor expansion of x in x
0.321 * [taylor]: Taking taylor expansion of (* 500.0 (- (/ 1 y) (/ 1 x))) in x
0.321 * [taylor]: Taking taylor expansion of 500.0 in x
0.321 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x
0.321 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.321 * [taylor]: Taking taylor expansion of y in x
0.322 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.322 * [taylor]: Taking taylor expansion of x in x
0.322 * [taylor]: Taking taylor expansion of -500.0 in y
0.322 * [taylor]: Taking taylor expansion of (* 500.0 (/ 1 y)) in y
0.322 * [taylor]: Taking taylor expansion of 500.0 in y
0.322 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.322 * [taylor]: Taking taylor expansion of y in y
0.322 * [taylor]: Taking taylor expansion of 0 in y
0.322 * [taylor]: Taking taylor expansion of 0 in y
0.323 * [taylor]: Taking taylor expansion of 0 in y
0.323 * * * * [progress]: [ 2 / 2 ] generating series at (2 1)
0.323 * [approximate]: Taking taylor expansion of (* 500.0 (sqrt (- x y))) in (x y) around 0
0.323 * [taylor]: Taking taylor expansion of (* 500.0 (sqrt (- x y))) in y
0.323 * [taylor]: Taking taylor expansion of 500.0 in y
0.323 * [taylor]: Taking taylor expansion of (sqrt (- x y)) in y
0.323 * [taylor]: Taking taylor expansion of (- x y) in y
0.323 * [taylor]: Taking taylor expansion of x in y
0.323 * [taylor]: Taking taylor expansion of y in y
0.323 * [taylor]: Taking taylor expansion of (* 500.0 (sqrt (- x y))) in x
0.323 * [taylor]: Taking taylor expansion of 500.0 in x
0.323 * [taylor]: Taking taylor expansion of (sqrt (- x y)) in x
0.323 * [taylor]: Taking taylor expansion of (- x y) in x
0.323 * [taylor]: Taking taylor expansion of x in x
0.323 * [taylor]: Taking taylor expansion of y in x
0.323 * [taylor]: Taking taylor expansion of (* 500.0 (sqrt (- x y))) in x
0.323 * [taylor]: Taking taylor expansion of 500.0 in x
0.323 * [taylor]: Taking taylor expansion of (sqrt (- x y)) in x
0.323 * [taylor]: Taking taylor expansion of (- x y) in x
0.323 * [taylor]: Taking taylor expansion of x in x
0.323 * [taylor]: Taking taylor expansion of y in x
0.323 * [taylor]: Taking taylor expansion of (* 500.0 (sqrt (neg y))) in y
0.323 * [taylor]: Taking taylor expansion of 500.0 in y
0.323 * [taylor]: Taking taylor expansion of (sqrt (neg y)) in y
0.323 * [taylor]: Taking taylor expansion of (neg y) in y
0.324 * [taylor]: Taking taylor expansion of y in y
0.324 * [taylor]: Taking taylor expansion of (* 250.0 (/ 1 (sqrt (neg y)))) in y
0.324 * [taylor]: Taking taylor expansion of 250.0 in y
0.324 * [taylor]: Taking taylor expansion of (/ 1 (sqrt (neg y))) in y
0.324 * [taylor]: Taking taylor expansion of (sqrt (neg y)) in y
0.324 * [taylor]: Taking taylor expansion of (neg y) in y
0.324 * [taylor]: Taking taylor expansion of y in y
0.324 * [taylor]: Taking taylor expansion of (neg (* 62.5 (/ 1 (pow (sqrt (neg y)) 3)))) in y
0.324 * [taylor]: Taking taylor expansion of (* 62.5 (/ 1 (pow (sqrt (neg y)) 3))) in y
0.324 * [taylor]: Taking taylor expansion of 62.5 in y
0.324 * [taylor]: Taking taylor expansion of (/ 1 (pow (sqrt (neg y)) 3)) in y
0.325 * [taylor]: Taking taylor expansion of (pow (sqrt (neg y)) 3) in y
0.325 * [taylor]: Taking taylor expansion of (sqrt (neg y)) in y
0.325 * [taylor]: Taking taylor expansion of (neg y) in y
0.325 * [taylor]: Taking taylor expansion of y in y
0.328 * [approximate]: Taking taylor expansion of (* 500.0 (sqrt (- (/ 1 x) (/ 1 y)))) in (x y) around 0
0.328 * [taylor]: Taking taylor expansion of (* 500.0 (sqrt (- (/ 1 x) (/ 1 y)))) in y
0.328 * [taylor]: Taking taylor expansion of 500.0 in y
0.328 * [taylor]: Taking taylor expansion of (sqrt (- (/ 1 x) (/ 1 y))) in y
0.328 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in y
0.328 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.328 * [taylor]: Taking taylor expansion of x in y
0.328 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.328 * [taylor]: Taking taylor expansion of y in y
0.328 * [taylor]: Taking taylor expansion of (* 500.0 (sqrt (- (/ 1 x) (/ 1 y)))) in x
0.329 * [taylor]: Taking taylor expansion of 500.0 in x
0.329 * [taylor]: Taking taylor expansion of (sqrt (- (/ 1 x) (/ 1 y))) in x
0.329 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x
0.329 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.329 * [taylor]: Taking taylor expansion of x in x
0.329 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.329 * [taylor]: Taking taylor expansion of y in x
0.329 * [taylor]: Taking taylor expansion of (* 500.0 (sqrt (- (/ 1 x) (/ 1 y)))) in x
0.329 * [taylor]: Taking taylor expansion of 500.0 in x
0.329 * [taylor]: Taking taylor expansion of (sqrt (- (/ 1 x) (/ 1 y))) in x
0.329 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x
0.329 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.329 * [taylor]: Taking taylor expansion of x in x
0.329 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.329 * [taylor]: Taking taylor expansion of y in x
0.329 * [taylor]: Taking taylor expansion of 0 in y
0.329 * [taylor]: Taking taylor expansion of (* 500.0 NAN) in y
0.329 * [taylor]: Taking taylor expansion of 500.0 in y
0.329 * [taylor]: Taking taylor expansion of NAN in y
0.330 * [taylor]: Taking taylor expansion of (+ (* 500.0 (/ NAN y)) (* 500.0 (pow NAN 3))) in y
0.330 * [taylor]: Taking taylor expansion of (* 500.0 (/ NAN y)) in y
0.330 * [taylor]: Taking taylor expansion of 500.0 in y
0.330 * [taylor]: Taking taylor expansion of (/ NAN y) in y
0.330 * [taylor]: Taking taylor expansion of NAN in y
0.330 * [taylor]: Taking taylor expansion of y in y
0.330 * [taylor]: Taking taylor expansion of (* 500.0 (pow NAN 3)) in y
0.330 * [taylor]: Taking taylor expansion of 500.0 in y
0.330 * [taylor]: Taking taylor expansion of (pow NAN 3) in y
0.330 * [taylor]: Taking taylor expansion of NAN in y
0.331 * [taylor]: Taking taylor expansion of (+ (* 1000.0 (pow NAN 5)) (* 1000.0 (/ (pow NAN 3) y))) in y
0.331 * [taylor]: Taking taylor expansion of (* 1000.0 (pow NAN 5)) in y
0.331 * [taylor]: Taking taylor expansion of 1000.0 in y
0.331 * [taylor]: Taking taylor expansion of (pow NAN 5) in y
0.331 * [taylor]: Taking taylor expansion of NAN in y
0.331 * [taylor]: Taking taylor expansion of (* 1000.0 (/ (pow NAN 3) y)) in y
0.331 * [taylor]: Taking taylor expansion of 1000.0 in y
0.331 * [taylor]: Taking taylor expansion of (/ (pow NAN 3) y) in y
0.331 * [taylor]: Taking taylor expansion of (pow NAN 3) in y
0.331 * [taylor]: Taking taylor expansion of NAN in y
0.331 * [taylor]: Taking taylor expansion of y in y
0.331 * [approximate]: Taking taylor expansion of (* 500.0 (sqrt (- (/ 1 y) (/ 1 x)))) in (x y) around 0
0.331 * [taylor]: Taking taylor expansion of (* 500.0 (sqrt (- (/ 1 y) (/ 1 x)))) in y
0.331 * [taylor]: Taking taylor expansion of 500.0 in y
0.332 * [taylor]: Taking taylor expansion of (sqrt (- (/ 1 y) (/ 1 x))) in y
0.332 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in y
0.332 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.332 * [taylor]: Taking taylor expansion of y in y
0.332 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.332 * [taylor]: Taking taylor expansion of x in y
0.332 * [taylor]: Taking taylor expansion of (* 500.0 (sqrt (- (/ 1 y) (/ 1 x)))) in x
0.332 * [taylor]: Taking taylor expansion of 500.0 in x
0.332 * [taylor]: Taking taylor expansion of (sqrt (- (/ 1 y) (/ 1 x))) in x
0.332 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x
0.332 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.332 * [taylor]: Taking taylor expansion of y in x
0.332 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.332 * [taylor]: Taking taylor expansion of x in x
0.332 * [taylor]: Taking taylor expansion of (* 500.0 (sqrt (- (/ 1 y) (/ 1 x)))) in x
0.332 * [taylor]: Taking taylor expansion of 500.0 in x
0.332 * [taylor]: Taking taylor expansion of (sqrt (- (/ 1 y) (/ 1 x))) in x
0.332 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x
0.332 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.332 * [taylor]: Taking taylor expansion of y in x
0.332 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.332 * [taylor]: Taking taylor expansion of x in x
0.332 * [taylor]: Taking taylor expansion of 0 in y
0.332 * [taylor]: Taking taylor expansion of (* 500.0 NAN) in y
0.332 * [taylor]: Taking taylor expansion of 500.0 in y
0.332 * [taylor]: Taking taylor expansion of NAN in y
0.333 * [taylor]: Taking taylor expansion of (- (* 500.0 (/ NAN y)) (* 500.0 (pow NAN 3))) in y
0.333 * [taylor]: Taking taylor expansion of (* 500.0 (/ NAN y)) in y
0.333 * [taylor]: Taking taylor expansion of 500.0 in y
0.333 * [taylor]: Taking taylor expansion of (/ NAN y) in y
0.333 * [taylor]: Taking taylor expansion of NAN in y
0.333 * [taylor]: Taking taylor expansion of y in y
0.333 * [taylor]: Taking taylor expansion of (* 500.0 (pow NAN 3)) in y
0.333 * [taylor]: Taking taylor expansion of 500.0 in y
0.333 * [taylor]: Taking taylor expansion of (pow NAN 3) in y
0.333 * [taylor]: Taking taylor expansion of NAN in y
0.334 * [taylor]: Taking taylor expansion of (- (* 1000.0 (pow NAN 5)) (* 1000.0 (/ (pow NAN 3) y))) in y
0.334 * [taylor]: Taking taylor expansion of (* 1000.0 (pow NAN 5)) in y
0.334 * [taylor]: Taking taylor expansion of 1000.0 in y
0.334 * [taylor]: Taking taylor expansion of (pow NAN 5) in y
0.334 * [taylor]: Taking taylor expansion of NAN in y
0.334 * [taylor]: Taking taylor expansion of (* 1000.0 (/ (pow NAN 3) y)) in y
0.334 * [taylor]: Taking taylor expansion of 1000.0 in y
0.334 * [taylor]: Taking taylor expansion of (/ (pow NAN 3) y) in y
0.334 * [taylor]: Taking taylor expansion of (pow NAN 3) in y
0.334 * [taylor]: Taking taylor expansion of NAN in y
0.334 * [taylor]: Taking taylor expansion of y in y
0.335 * * * [progress]: simplifying candidates
0.335 * [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))
  (- (+ (* 500.0 (* NAN y)) (* 62.5 (* (pow x 2) (pow NAN 3)))) (* 250.0 (* x NAN)))
  (+ (* 500.0 NAN) (+ (* 500.0 (/ (* NAN y) x)) (* 1000.0 (/ (* (pow NAN 3) y) (pow x 2)))))
  (+ (* 500.0 NAN) (+ (* 500.0 (/ (* NAN y) x)) (* 1000.0 (/ (* (pow NAN 3) y) (pow x 2)))))
0.369 * * [simplify]: iteration  0 :  5243  enodes  (cost  604 )
0.371 * [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 (- 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)))
  (* 500.0 (- (pow x 3) (pow y 3)))
  (+ (* x x) (* y (+ x y)))
  (* 500.0 (* (sqrt (- (pow x 3) (pow y 3))) (sqrt (- (* x x) (* y y)))))
  (* (sqrt (+ (* x x) (* y (+ x y)))) (sqrt (+ x y)))
  (* 500.0 (* (sqrt (- (pow x 3) (pow y 3))) (sqrt (- (* x x) (* y y)))))
  (* (sqrt (+ (* x x) (* y (+ x y)))) (sqrt (+ x y)))
  (* 500.0 (- (* x x) (* y y)))
  (+ 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))))
  (pow (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 (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))
  (* 500.0 (* (cbrt (sqrt (- x y))) (cbrt (sqrt (- x y)))))
  (* 500.0 (fabs (cbrt (- x y))))
  (* 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
  (* (sqrt (- x y)) (cbrt 500.0))
  (* (sqrt (- x y)) (sqrt 500.0))
  (* 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))
  (+ (* (* x x) (* 62.5 (pow NAN 3))) (* NAN (- (* 500.0 y) (* x 250.0))))
  (+ (* 500.0 NAN) (* y (+ (/ 500.0 (/ x NAN)) (* (/ (pow NAN 3) x) (/ 1000.0 x)))))
  (+ (* 500.0 NAN) (* y (+ (/ 500.0 (/ x NAN)) (* (/ (pow NAN 3) x) (/ 1000.0 x)))))
0.371 * * * [progress]: adding candidates to table
0.425 * [progress]: [Phase 3 of 3] Extracting.
0.425 * * [regime]: Finding splitpoints for: (#<alt (λ (x y) (+ (* 500.0 x) (* 500.0 (neg y))))> #<alt (λ (x y) (* (* 500.0 (sqrt (- x y))) (sqrt (- x y))))> #<alt (λ (x y) (* 500.0 (- x y)))>)
0.425 * * * [regime-changes]: Trying 4 branch expressions: ((- x y) (* 500.0 (- x y)) y x)
0.425 * * * * [regimes]: Trying to branch on (- x y) from (#<alt (λ (x y) (+ (* 500.0 x) (* 500.0 (neg y))))> #<alt (λ (x y) (* (* 500.0 (sqrt (- x y))) (sqrt (- x y))))> #<alt (λ (x y) (* 500.0 (- x y)))>)
0.462 * * * * [regimes]: Trying to branch on (- x y) from (#<alt (λ (x y) (* (* 500.0 (sqrt (- x y))) (sqrt (- x y))))> #<alt (λ (x y) (* 500.0 (- x y)))>)
0.498 * * * * [regimes]: Trying to branch on (* 500.0 (- x y)) from (#<alt (λ (x y) (+ (* 500.0 x) (* 500.0 (neg y))))> #<alt (λ (x y) (* (* 500.0 (sqrt (- x y))) (sqrt (- x y))))> #<alt (λ (x y) (* 500.0 (- x y)))>)
0.537 * * * * [regimes]: Trying to branch on y from (#<alt (λ (x y) (+ (* 500.0 x) (* 500.0 (neg y))))> #<alt (λ (x y) (* (* 500.0 (sqrt (- x y))) (sqrt (- x y))))> #<alt (λ (x y) (* 500.0 (- x y)))>)
0.574 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x y) (+ (* 500.0 x) (* 500.0 (neg y))))> #<alt (λ (x y) (* (* 500.0 (sqrt (- x y))) (sqrt (- x y))))> #<alt (λ (x y) (* 500.0 (- x y)))>)
0.613 * * * [regime]: Found split indices: #<option (#s(si 0 255))>
0.613 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (+ (* 500.0 x) (* 500.0 (neg y)))
0.614 * * [simplify]: iteration  0 :  34  enodes  (cost  7 )
0.614 * * [simplify]: iteration  1 :  34  enodes  (cost  7 )
0.614 * [simplify]: Simplified to:
   (- (* 500.0 x) (* 500.0 y))
1.247 * [regime-testing]: End program error score: 0.015023118514994665