6.537 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.084 * * * [progress]: [2/2] Setting up program.
0.086 * [progress]: [Phase 2 of 3] Improving.
0.087 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (* 2.0 (- (* x x) (* x y)))
0.101 * * [simplify]: iteration  0 :  380  enodes  (cost  7 )
0.101 * * [simplify]: iteration  1 :  380  enodes  (cost  7 )
0.101 * [simplify]: Simplified to:
   (* 2.0 (* x (- x y)))
0.105 * * [progress]: iteration 1 / 4
0.105 * * * [progress]: picking best candidate
0.109 * * * * [pick]: Picked  #<alt (λ (x y) (* 2.0 (- (* x x) (* x y))))>
0.110 * * * [progress]: localizing error
0.116 * * * [progress]: generating rewritten candidates
0.116 * * * * [progress]: [ 1 / 2 ] rewriting at (2)
0.123 * * * * [progress]: [ 2 / 2 ] rewriting at (2 2)
0.128 * * * [progress]: generating series expansions
0.128 * * * * [progress]: [ 1 / 2 ] generating series at (2)
0.128 * [approximate]: Taking taylor expansion of (* 2.0 (- (pow x 2) (* x y))) in (x y) around 0
0.128 * [taylor]: Taking taylor expansion of (* 2.0 (- (pow x 2) (* x y))) in y
0.128 * [taylor]: Taking taylor expansion of 2.0 in y
0.128 * [taylor]: Taking taylor expansion of (- (pow x 2) (* x y)) in y
0.128 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.128 * [taylor]: Taking taylor expansion of x in y
0.128 * [taylor]: Taking taylor expansion of (* x y) in y
0.128 * [taylor]: Taking taylor expansion of x in y
0.128 * [taylor]: Taking taylor expansion of y in y
0.128 * [taylor]: Taking taylor expansion of (* 2.0 (- (pow x 2) (* x y))) in x
0.128 * [taylor]: Taking taylor expansion of 2.0 in x
0.128 * [taylor]: Taking taylor expansion of (- (pow x 2) (* x y)) in x
0.128 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.129 * [taylor]: Taking taylor expansion of x in x
0.129 * [taylor]: Taking taylor expansion of (* x y) in x
0.129 * [taylor]: Taking taylor expansion of x in x
0.129 * [taylor]: Taking taylor expansion of y in x
0.129 * [taylor]: Taking taylor expansion of (* 2.0 (- (pow x 2) (* x y))) in x
0.129 * [taylor]: Taking taylor expansion of 2.0 in x
0.129 * [taylor]: Taking taylor expansion of (- (pow x 2) (* x y)) in x
0.129 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.129 * [taylor]: Taking taylor expansion of x in x
0.129 * [taylor]: Taking taylor expansion of (* x y) in x
0.129 * [taylor]: Taking taylor expansion of x in x
0.129 * [taylor]: Taking taylor expansion of y in x
0.129 * [taylor]: Taking taylor expansion of 0 in y
0.129 * [taylor]: Taking taylor expansion of (neg (* 2.0 y)) in y
0.129 * [taylor]: Taking taylor expansion of (* 2.0 y) in y
0.129 * [taylor]: Taking taylor expansion of 2.0 in y
0.129 * [taylor]: Taking taylor expansion of y in y
0.129 * [taylor]: Taking taylor expansion of 2.0 in y
0.129 * [taylor]: Taking taylor expansion of 0 in y
0.130 * [taylor]: Taking taylor expansion of 0 in y
0.130 * [approximate]: Taking taylor expansion of (* 2.0 (- (/ 1 (pow x 2)) (/ 1 (* x y)))) in (x y) around 0
0.130 * [taylor]: Taking taylor expansion of (* 2.0 (- (/ 1 (pow x 2)) (/ 1 (* x y)))) in y
0.130 * [taylor]: Taking taylor expansion of 2.0 in y
0.130 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 (* x y))) in y
0.130 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.130 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.130 * [taylor]: Taking taylor expansion of x in y
0.130 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in y
0.130 * [taylor]: Taking taylor expansion of (* x y) in y
0.130 * [taylor]: Taking taylor expansion of x in y
0.130 * [taylor]: Taking taylor expansion of y in y
0.130 * [taylor]: Taking taylor expansion of (* 2.0 (- (/ 1 (pow x 2)) (/ 1 (* x y)))) in x
0.130 * [taylor]: Taking taylor expansion of 2.0 in x
0.130 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 (* x y))) in x
0.130 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.130 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.130 * [taylor]: Taking taylor expansion of x in x
0.130 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
0.130 * [taylor]: Taking taylor expansion of (* x y) in x
0.130 * [taylor]: Taking taylor expansion of x in x
0.130 * [taylor]: Taking taylor expansion of y in x
0.131 * [taylor]: Taking taylor expansion of (* 2.0 (- (/ 1 (pow x 2)) (/ 1 (* x y)))) in x
0.131 * [taylor]: Taking taylor expansion of 2.0 in x
0.131 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 (* x y))) in x
0.131 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.131 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.131 * [taylor]: Taking taylor expansion of x in x
0.131 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
0.131 * [taylor]: Taking taylor expansion of (* x y) in x
0.131 * [taylor]: Taking taylor expansion of x in x
0.131 * [taylor]: Taking taylor expansion of y in x
0.131 * [taylor]: Taking taylor expansion of 2.0 in y
0.131 * [taylor]: Taking taylor expansion of (neg (* 2.0 (/ 1 y))) in y
0.131 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 y)) in y
0.131 * [taylor]: Taking taylor expansion of 2.0 in y
0.131 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.131 * [taylor]: Taking taylor expansion of y in y
0.131 * [taylor]: Taking taylor expansion of 0 in y
0.132 * [taylor]: Taking taylor expansion of 0 in y
0.132 * [taylor]: Taking taylor expansion of 0 in y
0.132 * [approximate]: Taking taylor expansion of (* 2.0 (- (/ 1 (pow x 2)) (/ 1 (* x y)))) in (x y) around 0
0.132 * [taylor]: Taking taylor expansion of (* 2.0 (- (/ 1 (pow x 2)) (/ 1 (* x y)))) in y
0.132 * [taylor]: Taking taylor expansion of 2.0 in y
0.132 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 (* x y))) in y
0.132 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.133 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.133 * [taylor]: Taking taylor expansion of x in y
0.133 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in y
0.133 * [taylor]: Taking taylor expansion of (* x y) in y
0.133 * [taylor]: Taking taylor expansion of x in y
0.133 * [taylor]: Taking taylor expansion of y in y
0.133 * [taylor]: Taking taylor expansion of (* 2.0 (- (/ 1 (pow x 2)) (/ 1 (* x y)))) in x
0.133 * [taylor]: Taking taylor expansion of 2.0 in x
0.133 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 (* x y))) in x
0.133 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.133 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.133 * [taylor]: Taking taylor expansion of x in x
0.133 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
0.133 * [taylor]: Taking taylor expansion of (* x y) in x
0.133 * [taylor]: Taking taylor expansion of x in x
0.133 * [taylor]: Taking taylor expansion of y in x
0.133 * [taylor]: Taking taylor expansion of (* 2.0 (- (/ 1 (pow x 2)) (/ 1 (* x y)))) in x
0.133 * [taylor]: Taking taylor expansion of 2.0 in x
0.133 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 (* x y))) in x
0.133 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.133 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.133 * [taylor]: Taking taylor expansion of x in x
0.133 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
0.133 * [taylor]: Taking taylor expansion of (* x y) in x
0.133 * [taylor]: Taking taylor expansion of x in x
0.133 * [taylor]: Taking taylor expansion of y in x
0.133 * [taylor]: Taking taylor expansion of 2.0 in y
0.133 * [taylor]: Taking taylor expansion of (neg (* 2.0 (/ 1 y))) in y
0.133 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 y)) in y
0.133 * [taylor]: Taking taylor expansion of 2.0 in y
0.133 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.133 * [taylor]: Taking taylor expansion of y in y
0.134 * [taylor]: Taking taylor expansion of 0 in y
0.134 * [taylor]: Taking taylor expansion of 0 in y
0.134 * [taylor]: Taking taylor expansion of 0 in y
0.135 * * * * [progress]: [ 2 / 2 ] generating series at (2 2)
0.135 * [approximate]: Taking taylor expansion of (- (pow x 2) (* x y)) in (x y) around 0
0.135 * [taylor]: Taking taylor expansion of (- (pow x 2) (* x y)) in y
0.135 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.135 * [taylor]: Taking taylor expansion of x in y
0.135 * [taylor]: Taking taylor expansion of (* x y) in y
0.135 * [taylor]: Taking taylor expansion of x in y
0.135 * [taylor]: Taking taylor expansion of y in y
0.135 * [taylor]: Taking taylor expansion of (- (pow x 2) (* x y)) in x
0.135 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.135 * [taylor]: Taking taylor expansion of x in x
0.135 * [taylor]: Taking taylor expansion of (* x y) in x
0.135 * [taylor]: Taking taylor expansion of x in x
0.135 * [taylor]: Taking taylor expansion of y in x
0.135 * [taylor]: Taking taylor expansion of (- (pow x 2) (* x y)) in x
0.135 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.135 * [taylor]: Taking taylor expansion of x in x
0.135 * [taylor]: Taking taylor expansion of (* x y) in x
0.135 * [taylor]: Taking taylor expansion of x in x
0.135 * [taylor]: Taking taylor expansion of y in x
0.135 * [taylor]: Taking taylor expansion of 0 in y
0.135 * [taylor]: Taking taylor expansion of (neg y) in y
0.135 * [taylor]: Taking taylor expansion of y in y
0.135 * [taylor]: Taking taylor expansion of 1 in y
0.136 * [taylor]: Taking taylor expansion of 0 in y
0.136 * [taylor]: Taking taylor expansion of 0 in y
0.136 * [approximate]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 (* x y))) in (x y) around 0
0.136 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 (* x y))) in y
0.136 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.136 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.136 * [taylor]: Taking taylor expansion of x in y
0.136 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in y
0.136 * [taylor]: Taking taylor expansion of (* x y) in y
0.136 * [taylor]: Taking taylor expansion of x in y
0.136 * [taylor]: Taking taylor expansion of y in y
0.136 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 (* x y))) in x
0.136 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.136 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.136 * [taylor]: Taking taylor expansion of x in x
0.136 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
0.136 * [taylor]: Taking taylor expansion of (* x y) in x
0.136 * [taylor]: Taking taylor expansion of x in x
0.136 * [taylor]: Taking taylor expansion of y in x
0.136 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 (* x y))) in x
0.136 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.136 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.137 * [taylor]: Taking taylor expansion of x in x
0.137 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
0.137 * [taylor]: Taking taylor expansion of (* x y) in x
0.137 * [taylor]: Taking taylor expansion of x in x
0.137 * [taylor]: Taking taylor expansion of y in x
0.137 * [taylor]: Taking taylor expansion of 1 in y
0.137 * [taylor]: Taking taylor expansion of (neg (/ 1 y)) in y
0.137 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.137 * [taylor]: Taking taylor expansion of y in y
0.137 * [taylor]: Taking taylor expansion of 0 in y
0.137 * [taylor]: Taking taylor expansion of 0 in y
0.138 * [taylor]: Taking taylor expansion of 0 in y
0.138 * [approximate]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 (* x y))) in (x y) around 0
0.138 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 (* x y))) in y
0.138 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.138 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.138 * [taylor]: Taking taylor expansion of x in y
0.138 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in y
0.138 * [taylor]: Taking taylor expansion of (* x y) in y
0.138 * [taylor]: Taking taylor expansion of x in y
0.138 * [taylor]: Taking taylor expansion of y in y
0.138 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 (* x y))) in x
0.138 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.138 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.138 * [taylor]: Taking taylor expansion of x in x
0.138 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
0.138 * [taylor]: Taking taylor expansion of (* x y) in x
0.138 * [taylor]: Taking taylor expansion of x in x
0.138 * [taylor]: Taking taylor expansion of y in x
0.138 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 (* x y))) in x
0.138 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.138 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.138 * [taylor]: Taking taylor expansion of x in x
0.139 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
0.139 * [taylor]: Taking taylor expansion of (* x y) in x
0.139 * [taylor]: Taking taylor expansion of x in x
0.139 * [taylor]: Taking taylor expansion of y in x
0.139 * [taylor]: Taking taylor expansion of 1 in y
0.139 * [taylor]: Taking taylor expansion of (neg (/ 1 y)) in y
0.139 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.139 * [taylor]: Taking taylor expansion of y in y
0.139 * [taylor]: Taking taylor expansion of 0 in y
0.139 * [taylor]: Taking taylor expansion of 0 in y
0.140 * [taylor]: Taking taylor expansion of 0 in y
0.140 * * * [progress]: simplifying candidates
0.140 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (* 2.0 (- (* x x) (* x y)))
  (+ (log 2.0) (log (- (* x x) (* x y))))
  (log (* 2.0 (- (* x x) (* x y))))
  (exp (* 2.0 (- (* x x) (* x y))))
  (* (* (* 2.0 2.0) 2.0) (* (* (- (* x x) (* x y)) (- (* x x) (* x y))) (- (* x x) (* x y))))
  (* (cbrt (* 2.0 (- (* x x) (* x y)))) (cbrt (* 2.0 (- (* x x) (* x y)))))
  (cbrt (* 2.0 (- (* x x) (* x y))))
  (* (* (* 2.0 (- (* x x) (* x y))) (* 2.0 (- (* x x) (* x y)))) (* 2.0 (- (* x x) (* x y))))
  (sqrt (* 2.0 (- (* x x) (* x y))))
  (sqrt (* 2.0 (- (* x x) (* x y))))
  (* (sqrt 2.0) (sqrt (- (* x x) (* x y))))
  (* (sqrt 2.0) (sqrt (- (* x x) (* x y))))
  (* 2.0 (* x x))
  (* 2.0 (neg (* x y)))
  (* (* x x) 2.0)
  (* (neg (* x y)) 2.0)
  (* 2.0 (* (cbrt (- (* x x) (* x y))) (cbrt (- (* x x) (* x y)))))
  (* 2.0 (sqrt (- (* x x) (* x y))))
  (* 2.0 1)
  (* 2.0 x)
  (* (cbrt 2.0) (- (* x x) (* x y)))
  (* (sqrt 2.0) (- (* x x) (* x y)))
  (* 2.0 (- (* x x) (* x y)))
  (* 2.0 (- (pow (* x x) 3) (pow (* x y) 3)))
  (* 2.0 (- (* (* x x) (* x x)) (* (* x y) (* x y))))
  (/ (exp (* x x)) (exp (* x y)))
  (log (- (* x x) (* x y)))
  (exp (- (* x x) (* x y)))
  (* (cbrt (- (* x x) (* x y))) (cbrt (- (* x x) (* x y))))
  (cbrt (- (* x x) (* x y)))
  (* (* (- (* x x) (* x y)) (- (* x x) (* x y))) (- (* x x) (* x y)))
  (sqrt (- (* x x) (* x y)))
  (sqrt (- (* x x) (* x y)))
  (- (pow (* x x) 3) (pow (* x y) 3))
  (+ (* (* x x) (* x x)) (+ (* (* x y) (* x y)) (* (* x x) (* x y))))
  (neg (* x y))
  (- (* (* x x) (* x x)) (* (* x y) (* x y)))
  (+ (* x x) (* x y))
  (- x y)
  (- (* 2.0 (pow x 2)) (* 2.0 (* x y)))
  (- (* 2.0 (pow x 2)) (* 2.0 (* x y)))
  (- (* 2.0 (pow x 2)) (* 2.0 (* x y)))
  (- (pow x 2) (* x y))
  (- (pow x 2) (* x y))
  (- (pow x 2) (* x y))
0.181 * * [simplify]: iteration  0 :  4939  enodes  (cost  341 )
0.181 * * [simplify]: iteration  1 :  4939  enodes  (cost  341 )
0.183 * [simplify]: Simplified to:
   (* 2.0 (* x (- x y)))
  (log (* 2.0 (* x (- x y))))
  (log (* 2.0 (* x (- x y))))
  (pow (pow (exp x) (- x y)) 2.0)
  (pow (* 2.0 (* x (- x y))) 3)
  (* (cbrt (* 2.0 (* x (- x y)))) (cbrt (* 2.0 (* x (- x y)))))
  (cbrt (* 2.0 (* x (- x y))))
  (pow (* 2.0 (* x (- x y))) 3)
  (sqrt (* 2.0 (* x (- x y))))
  (sqrt (* 2.0 (* x (- x y))))
  (* (sqrt 2.0) (sqrt (* x (- x y))))
  (* (sqrt 2.0) (sqrt (* x (- x y))))
  (* 2.0 (* x x))
  (* 2.0 (* x (neg y)))
  (* 2.0 (* x x))
  (* 2.0 (* x (neg y)))
  (* 2.0 (* (cbrt (* x (- x y))) (cbrt (* x (- x y)))))
  (* 2.0 (sqrt (* x (- x y))))
  2.0
  (* 2.0 x)
  (* x (* (cbrt 2.0) (- x y)))
  (* x (* (sqrt 2.0) (- x y)))
  (* 2.0 (* x (- x y)))
  (* 2.0 (- (pow x 6) (pow (* x y) 3)))
  (* 2.0 (- (pow x 4) (* x (* x (* y y)))))
  (pow (exp x) (- x y))
  (log (* x (- x y)))
  (pow (exp x) (- x y))
  (* (cbrt (* x (- x y))) (cbrt (* x (- x y))))
  (cbrt (* x (- x y)))
  (pow (* x (- x y)) 3)
  (sqrt (* x (- x y)))
  (sqrt (* x (- x y)))
  (- (pow x 6) (pow (* x y) 3))
  (+ (pow x 4) (* x (* x (* y (+ x y)))))
  (* x (neg y))
  (- (pow x 4) (* x (* x (* y y))))
  (* x (+ x y))
  (- x y)
  (* 2.0 (* x (- x y)))
  (* 2.0 (* x (- x y)))
  (* 2.0 (* x (- x y)))
  (* x (- x y))
  (* x (- x y))
  (* x (- x y))
0.184 * * * [progress]: adding candidates to table
0.234 * * [progress]: iteration 2 / 4
0.234 * * * [progress]: picking best candidate
0.236 * * * * [pick]: Picked  #<alt (λ (x y) (* (* 2.0 x) (- x y)))>
0.236 * * * [progress]: localizing error
0.241 * * * [progress]: generating rewritten candidates
0.241 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.249 * * * [progress]: generating series expansions
0.249 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.249 * [approximate]: Taking taylor expansion of (* 2.0 (* x (- x y))) in (x y) around 0
0.249 * [taylor]: Taking taylor expansion of (* 2.0 (* x (- x y))) in y
0.249 * [taylor]: Taking taylor expansion of 2.0 in y
0.249 * [taylor]: Taking taylor expansion of (* x (- x y)) in y
0.249 * [taylor]: Taking taylor expansion of x in y
0.249 * [taylor]: Taking taylor expansion of (- x y) in y
0.249 * [taylor]: Taking taylor expansion of x in y
0.249 * [taylor]: Taking taylor expansion of y in y
0.249 * [taylor]: Taking taylor expansion of (* 2.0 (* x (- x y))) in x
0.249 * [taylor]: Taking taylor expansion of 2.0 in x
0.249 * [taylor]: Taking taylor expansion of (* x (- x y)) in x
0.249 * [taylor]: Taking taylor expansion of x in x
0.249 * [taylor]: Taking taylor expansion of (- x y) in x
0.249 * [taylor]: Taking taylor expansion of x in x
0.249 * [taylor]: Taking taylor expansion of y in x
0.249 * [taylor]: Taking taylor expansion of (* 2.0 (* x (- x y))) in x
0.249 * [taylor]: Taking taylor expansion of 2.0 in x
0.249 * [taylor]: Taking taylor expansion of (* x (- x y)) in x
0.249 * [taylor]: Taking taylor expansion of x in x
0.249 * [taylor]: Taking taylor expansion of (- x y) in x
0.249 * [taylor]: Taking taylor expansion of x in x
0.249 * [taylor]: Taking taylor expansion of y in x
0.249 * [taylor]: Taking taylor expansion of 0 in y
0.249 * [taylor]: Taking taylor expansion of (neg (* 2.0 y)) in y
0.250 * [taylor]: Taking taylor expansion of (* 2.0 y) in y
0.250 * [taylor]: Taking taylor expansion of 2.0 in y
0.250 * [taylor]: Taking taylor expansion of y in y
0.250 * [taylor]: Taking taylor expansion of 2.0 in y
0.250 * [taylor]: Taking taylor expansion of 0 in y
0.250 * [taylor]: Taking taylor expansion of 0 in y
0.250 * [approximate]: Taking taylor expansion of (* 2.0 (/ (- (/ 1 x) (/ 1 y)) x)) in (x y) around 0
0.250 * [taylor]: Taking taylor expansion of (* 2.0 (/ (- (/ 1 x) (/ 1 y)) x)) in y
0.250 * [taylor]: Taking taylor expansion of 2.0 in y
0.250 * [taylor]: Taking taylor expansion of (/ (- (/ 1 x) (/ 1 y)) x) in y
0.250 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in y
0.250 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.250 * [taylor]: Taking taylor expansion of x in y
0.250 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.250 * [taylor]: Taking taylor expansion of y in y
0.251 * [taylor]: Taking taylor expansion of x in y
0.251 * [taylor]: Taking taylor expansion of (* 2.0 (/ (- (/ 1 x) (/ 1 y)) x)) in x
0.251 * [taylor]: Taking taylor expansion of 2.0 in x
0.251 * [taylor]: Taking taylor expansion of (/ (- (/ 1 x) (/ 1 y)) x) in x
0.251 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x
0.251 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.251 * [taylor]: Taking taylor expansion of x in x
0.251 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.251 * [taylor]: Taking taylor expansion of y in x
0.251 * [taylor]: Taking taylor expansion of x in x
0.251 * [taylor]: Taking taylor expansion of (* 2.0 (/ (- (/ 1 x) (/ 1 y)) x)) in x
0.251 * [taylor]: Taking taylor expansion of 2.0 in x
0.251 * [taylor]: Taking taylor expansion of (/ (- (/ 1 x) (/ 1 y)) x) in x
0.251 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x
0.251 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.251 * [taylor]: Taking taylor expansion of x in x
0.251 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.251 * [taylor]: Taking taylor expansion of y in x
0.251 * [taylor]: Taking taylor expansion of x in x
0.251 * [taylor]: Taking taylor expansion of 2.0 in y
0.251 * [taylor]: Taking taylor expansion of (neg (* 2.0 (/ 1 y))) in y
0.251 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 y)) in y
0.251 * [taylor]: Taking taylor expansion of 2.0 in y
0.251 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.251 * [taylor]: Taking taylor expansion of y in y
0.252 * [taylor]: Taking taylor expansion of 0 in y
0.252 * [taylor]: Taking taylor expansion of 0 in y
0.252 * [taylor]: Taking taylor expansion of 0 in y
0.253 * [approximate]: Taking taylor expansion of (* -2.0 (/ (- (/ 1 y) (/ 1 x)) x)) in (x y) around 0
0.253 * [taylor]: Taking taylor expansion of (* -2.0 (/ (- (/ 1 y) (/ 1 x)) x)) in y
0.253 * [taylor]: Taking taylor expansion of -2.0 in y
0.253 * [taylor]: Taking taylor expansion of (/ (- (/ 1 y) (/ 1 x)) x) in y
0.253 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in y
0.253 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.253 * [taylor]: Taking taylor expansion of y in y
0.253 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.253 * [taylor]: Taking taylor expansion of x in y
0.253 * [taylor]: Taking taylor expansion of x in y
0.253 * [taylor]: Taking taylor expansion of (* -2.0 (/ (- (/ 1 y) (/ 1 x)) x)) in x
0.253 * [taylor]: Taking taylor expansion of -2.0 in x
0.253 * [taylor]: Taking taylor expansion of (/ (- (/ 1 y) (/ 1 x)) x) in x
0.253 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x
0.253 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.253 * [taylor]: Taking taylor expansion of y in x
0.253 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.253 * [taylor]: Taking taylor expansion of x in x
0.253 * [taylor]: Taking taylor expansion of x in x
0.253 * [taylor]: Taking taylor expansion of (* -2.0 (/ (- (/ 1 y) (/ 1 x)) x)) in x
0.253 * [taylor]: Taking taylor expansion of -2.0 in x
0.253 * [taylor]: Taking taylor expansion of (/ (- (/ 1 y) (/ 1 x)) x) in x
0.253 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x
0.253 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.253 * [taylor]: Taking taylor expansion of y in x
0.253 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.253 * [taylor]: Taking taylor expansion of x in x
0.253 * [taylor]: Taking taylor expansion of x in x
0.253 * [taylor]: Taking taylor expansion of 2.0 in y
0.253 * [taylor]: Taking taylor expansion of (neg (* 2.0 (/ 1 y))) in y
0.253 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 y)) in y
0.253 * [taylor]: Taking taylor expansion of 2.0 in y
0.253 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.253 * [taylor]: Taking taylor expansion of y in y
0.254 * [taylor]: Taking taylor expansion of 0 in y
0.254 * [taylor]: Taking taylor expansion of 0 in y
0.254 * [taylor]: Taking taylor expansion of 0 in y
0.255 * * * [progress]: simplifying candidates
0.255 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (* (* 2.0 x) (- x y))
  (* (* 2.0 x) (- x y))
  (+ (+ (log 2.0) (log x)) (log (- x y)))
  (+ (log (* 2.0 x)) (log (- x y)))
  (log (* (* 2.0 x) (- x y)))
  (exp (* (* 2.0 x) (- x y)))
  (* (* (* (* 2.0 2.0) 2.0) (* (* x x) x)) (* (* (- x y) (- x y)) (- x y)))
  (* (* (* (* 2.0 x) (* 2.0 x)) (* 2.0 x)) (* (* (- x y) (- x y)) (- x y)))
  (* (cbrt (* (* 2.0 x) (- x y))) (cbrt (* (* 2.0 x) (- x y))))
  (cbrt (* (* 2.0 x) (- x y)))
  (* (* (* (* 2.0 x) (- x y)) (* (* 2.0 x) (- x y))) (* (* 2.0 x) (- x y)))
  (sqrt (* (* 2.0 x) (- x y)))
  (sqrt (* (* 2.0 x) (- x y)))
  (* (* 2.0 x) x)
  (* (* 2.0 x) (neg y))
  (* x (* 2.0 x))
  (* (neg y) (* 2.0 x))
  (* (* 2.0 x) (* (cbrt (- x y)) (cbrt (- x y))))
  (* (* 2.0 x) (sqrt (- x y)))
  (* (* 2.0 x) 1)
  (* (* 2.0 x) (+ (sqrt x) (sqrt y)))
  (* (* 2.0 x) 1)
  (* x (- x y))
  (* (* 2.0 x) (- (pow x 3) (pow y 3)))
  (* (* 2.0 x) (- (* x x) (* y y)))
  (- (* 2.0 (pow x 2)) (* 2.0 (* x y)))
  (- (* 2.0 (pow x 2)) (* 2.0 (* x y)))
  (- (* 2.0 (pow x 2)) (* 2.0 (* x y)))
0.294 * * [simplify]: iteration  0 :  5107  enodes  (cost  220 )
0.295 * [simplify]: Simplified to:
   (* 2.0 (* x (- x y)))
  (* 2.0 (* x (- x y)))
  (log (* 2.0 (* x (- x y))))
  (log (* 2.0 (* x (- x y))))
  (log (* 2.0 (* x (- x y))))
  (pow (pow (exp 2.0) x) (- x y))
  (pow (* 2.0 (* x (- x y))) 3)
  (pow (* 2.0 (* x (- x y))) 3)
  (* (cbrt (* 2.0 (* x (- x y)))) (cbrt (* 2.0 (* x (- x y)))))
  (cbrt (* 2.0 (* x (- x y))))
  (pow (* 2.0 (* x (- x y))) 3)
  (sqrt (* 2.0 (* x (- x y))))
  (sqrt (* 2.0 (* x (- x y))))
  (* 2.0 (* x x))
  (* 2.0 (* x (neg y)))
  (* 2.0 (* x x))
  (* 2.0 (* x (neg y)))
  (* 2.0 (* x (* (cbrt (- x y)) (cbrt (- x y)))))
  (* 2.0 (* x (sqrt (- x y))))
  (* 2.0 x)
  (* 2.0 (* x (+ (sqrt x) (sqrt y))))
  (* 2.0 x)
  (* x (- x y))
  (* 2.0 (- (pow x 4) (* x (pow y 3))))
  (* 2.0 (- (pow x 3) (* x (* y y))))
  (* 2.0 (* x (- x y)))
  (* 2.0 (* x (- x y)))
  (* 2.0 (* x (- x y)))
0.295 * * * [progress]: adding candidates to table
0.328 * [progress]: [Phase 3 of 3] Extracting.
0.328 * * [regime]: Finding splitpoints for: (#<alt (λ (x y) (* 2.0 (- (* x x) (* x y))))> #<alt (λ (x y) (* (* 2.0 x) (- x y)))>)
0.329 * * * [regime-changes]: Trying 4 branch expressions: ((- (* x x) (* x y)) (* 2.0 (- (* x x) (* x y))) y x)
0.329 * * * * [regimes]: Trying to branch on (- (* x x) (* x y)) from (#<alt (λ (x y) (* 2.0 (- (* x x) (* x y))))> #<alt (λ (x y) (* (* 2.0 x) (- x y)))>)
0.361 * * * * [regimes]: Trying to branch on (* 2.0 (- (* x x) (* x y))) from (#<alt (λ (x y) (* 2.0 (- (* x x) (* x y))))> #<alt (λ (x y) (* (* 2.0 x) (- x y)))>)
0.393 * * * * [regimes]: Trying to branch on y from (#<alt (λ (x y) (* 2.0 (- (* x x) (* x y))))> #<alt (λ (x y) (* (* 2.0 x) (- x y)))>)
0.424 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x y) (* 2.0 (- (* x x) (* x y))))> #<alt (λ (x y) (* (* 2.0 x) (- x y)))>)
0.453 * * * [regime]: Found split indices: #<option (#s(si 0 255))>
0.454 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (* 2.0 (- (* x x) (* x y)))
0.455 * * [simplify]: iteration  0 :  35  enodes  (cost  9 )
0.455 * * [simplify]: iteration  1 :  35  enodes  (cost  9 )
0.455 * [simplify]: Simplified to:
   (* 2.0 (- (* x x) (* x y)))
1.081 * [regime-testing]: End program error score: 0.01663262834346274
1.146 * [regime-testing]: Target error score: 0.010001250156269533