22.280 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.024 * * * [progress]: [2/2] Setting up program.
0.026 * [progress]: [Phase 2 of 3] Improving.
0.026 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (+ (+ (* x x) (* (* x 2.0) y)) (* y y))
0.027 * * [simplify]: iteration  0 :  9  enodes  (cost  13 )
0.028 * * [simplify]: iteration  1 :  17  enodes  (cost  13 )
0.031 * * [simplify]: iteration  2 :  35  enodes  (cost  11 )
0.035 * * [simplify]: iteration  3 :  41  enodes  (cost  11 )
0.041 * * [simplify]: iteration  done :  41  enodes  (cost  11 )
0.041 * [simplify]: Simplified to:
   (+ (* y y) (* x (+ (* 2.0 y) x)))
0.044 * * [progress]: iteration 1 / 4
0.044 * * * [progress]: picking best candidate
0.045 * * * * [pick]: Picked  #<alt (λ (x y) (+ (+ (* x x) (* (* x 2.0) y)) (* y y)))>
0.045 * * * [progress]: localizing error
0.053 * * * [progress]: generating rewritten candidates
0.053 * * * * [progress]: [ 1 / 2 ] rewriting at (2)
0.065 * * * * [progress]: [ 2 / 2 ] rewriting at (2 1)
0.069 * * * [progress]: generating series expansions
0.069 * * * * [progress]: [ 1 / 2 ] generating series at (2)
0.069 * [approximate]: Taking taylor expansion of (+ (pow x 2) (+ (pow y 2) (* 2.0 (* x y)))) in (x y) around 0
0.069 * [taylor]: Taking taylor expansion of (+ (pow x 2) (+ (pow y 2) (* 2.0 (* x y)))) in y
0.069 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.069 * [taylor]: Taking taylor expansion of x in y
0.069 * [taylor]: Taking taylor expansion of (+ (pow y 2) (* 2.0 (* x y))) in y
0.069 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.069 * [taylor]: Taking taylor expansion of y in y
0.069 * [taylor]: Taking taylor expansion of (* 2.0 (* x y)) in y
0.069 * [taylor]: Taking taylor expansion of 2.0 in y
0.069 * [taylor]: Taking taylor expansion of (* x y) in y
0.069 * [taylor]: Taking taylor expansion of x in y
0.069 * [taylor]: Taking taylor expansion of y in y
0.069 * [taylor]: Taking taylor expansion of (+ (pow x 2) (+ (pow y 2) (* 2.0 (* x y)))) in x
0.069 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.069 * [taylor]: Taking taylor expansion of x in x
0.069 * [taylor]: Taking taylor expansion of (+ (pow y 2) (* 2.0 (* x y))) in x
0.069 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.069 * [taylor]: Taking taylor expansion of y in x
0.069 * [taylor]: Taking taylor expansion of (* 2.0 (* x y)) in x
0.069 * [taylor]: Taking taylor expansion of 2.0 in x
0.069 * [taylor]: Taking taylor expansion of (* x y) in x
0.069 * [taylor]: Taking taylor expansion of x in x
0.069 * [taylor]: Taking taylor expansion of y in x
0.069 * [taylor]: Taking taylor expansion of (+ (pow x 2) (+ (pow y 2) (* 2.0 (* x y)))) in x
0.069 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.069 * [taylor]: Taking taylor expansion of x in x
0.069 * [taylor]: Taking taylor expansion of (+ (pow y 2) (* 2.0 (* x y))) in x
0.069 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.069 * [taylor]: Taking taylor expansion of y in x
0.070 * [taylor]: Taking taylor expansion of (* 2.0 (* x y)) in x
0.070 * [taylor]: Taking taylor expansion of 2.0 in x
0.070 * [taylor]: Taking taylor expansion of (* x y) in x
0.070 * [taylor]: Taking taylor expansion of x in x
0.070 * [taylor]: Taking taylor expansion of y in x
0.070 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.070 * [taylor]: Taking taylor expansion of y in y
0.071 * [taylor]: Taking taylor expansion of (* 2.0 y) in y
0.071 * [taylor]: Taking taylor expansion of 2.0 in y
0.071 * [taylor]: Taking taylor expansion of y in y
0.073 * [taylor]: Taking taylor expansion of 1 in y
0.075 * [approximate]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (+ (/ 1 (pow y 2)) (* 2.0 (/ 1 (* x y))))) in (x y) around 0
0.075 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (+ (/ 1 (pow y 2)) (* 2.0 (/ 1 (* x y))))) in y
0.075 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.075 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.075 * [taylor]: Taking taylor expansion of x in y
0.075 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow y 2)) (* 2.0 (/ 1 (* x y)))) in y
0.075 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.075 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.075 * [taylor]: Taking taylor expansion of y in y
0.076 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (* x y))) in y
0.076 * [taylor]: Taking taylor expansion of 2.0 in y
0.076 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in y
0.076 * [taylor]: Taking taylor expansion of (* x y) in y
0.076 * [taylor]: Taking taylor expansion of x in y
0.076 * [taylor]: Taking taylor expansion of y in y
0.076 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (+ (/ 1 (pow y 2)) (* 2.0 (/ 1 (* x y))))) in x
0.076 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.076 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.076 * [taylor]: Taking taylor expansion of x in x
0.077 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow y 2)) (* 2.0 (/ 1 (* x y)))) in x
0.077 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.077 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.077 * [taylor]: Taking taylor expansion of y in x
0.077 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (* x y))) in x
0.077 * [taylor]: Taking taylor expansion of 2.0 in x
0.077 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
0.077 * [taylor]: Taking taylor expansion of (* x y) in x
0.077 * [taylor]: Taking taylor expansion of x in x
0.077 * [taylor]: Taking taylor expansion of y in x
0.078 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (+ (/ 1 (pow y 2)) (* 2.0 (/ 1 (* x y))))) in x
0.078 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.078 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.078 * [taylor]: Taking taylor expansion of x in x
0.078 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow y 2)) (* 2.0 (/ 1 (* x y)))) in x
0.078 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.078 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.078 * [taylor]: Taking taylor expansion of y in x
0.078 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (* x y))) in x
0.078 * [taylor]: Taking taylor expansion of 2.0 in x
0.078 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
0.078 * [taylor]: Taking taylor expansion of (* x y) in x
0.078 * [taylor]: Taking taylor expansion of x in x
0.078 * [taylor]: Taking taylor expansion of y in x
0.079 * [taylor]: Taking taylor expansion of 1 in y
0.080 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 y)) in y
0.080 * [taylor]: Taking taylor expansion of 2.0 in y
0.080 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.080 * [taylor]: Taking taylor expansion of y in y
0.082 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.082 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.082 * [taylor]: Taking taylor expansion of y in y
0.084 * [approximate]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (+ (/ 1 (pow y 2)) (* 2.0 (/ 1 (* x y))))) in (x y) around 0
0.084 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (+ (/ 1 (pow y 2)) (* 2.0 (/ 1 (* x y))))) in y
0.084 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.084 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.084 * [taylor]: Taking taylor expansion of x in y
0.084 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow y 2)) (* 2.0 (/ 1 (* x y)))) in y
0.084 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.084 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.084 * [taylor]: Taking taylor expansion of y in y
0.085 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (* x y))) in y
0.085 * [taylor]: Taking taylor expansion of 2.0 in y
0.085 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in y
0.085 * [taylor]: Taking taylor expansion of (* x y) in y
0.085 * [taylor]: Taking taylor expansion of x in y
0.085 * [taylor]: Taking taylor expansion of y in y
0.085 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (+ (/ 1 (pow y 2)) (* 2.0 (/ 1 (* x y))))) in x
0.085 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.085 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.085 * [taylor]: Taking taylor expansion of x in x
0.085 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow y 2)) (* 2.0 (/ 1 (* x y)))) in x
0.086 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.086 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.086 * [taylor]: Taking taylor expansion of y in x
0.086 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (* x y))) in x
0.086 * [taylor]: Taking taylor expansion of 2.0 in x
0.086 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
0.086 * [taylor]: Taking taylor expansion of (* x y) in x
0.086 * [taylor]: Taking taylor expansion of x in x
0.086 * [taylor]: Taking taylor expansion of y in x
0.086 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (+ (/ 1 (pow y 2)) (* 2.0 (/ 1 (* x y))))) in x
0.086 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.086 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.086 * [taylor]: Taking taylor expansion of x in x
0.087 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow y 2)) (* 2.0 (/ 1 (* x y)))) in x
0.087 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.087 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.087 * [taylor]: Taking taylor expansion of y in x
0.087 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (* x y))) in x
0.087 * [taylor]: Taking taylor expansion of 2.0 in x
0.087 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
0.087 * [taylor]: Taking taylor expansion of (* x y) in x
0.087 * [taylor]: Taking taylor expansion of x in x
0.087 * [taylor]: Taking taylor expansion of y in x
0.088 * [taylor]: Taking taylor expansion of 1 in y
0.088 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 y)) in y
0.088 * [taylor]: Taking taylor expansion of 2.0 in y
0.089 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.089 * [taylor]: Taking taylor expansion of y in y
0.091 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.091 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.091 * [taylor]: Taking taylor expansion of y in y
0.092 * * * * [progress]: [ 2 / 2 ] generating series at (2 1)
0.092 * [approximate]: Taking taylor expansion of (+ (pow x 2) (* 2.0 (* x y))) in (x y) around 0
0.092 * [taylor]: Taking taylor expansion of (+ (pow x 2) (* 2.0 (* x y))) in y
0.092 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.092 * [taylor]: Taking taylor expansion of x in y
0.092 * [taylor]: Taking taylor expansion of (* 2.0 (* x y)) in y
0.092 * [taylor]: Taking taylor expansion of 2.0 in y
0.092 * [taylor]: Taking taylor expansion of (* x y) in y
0.092 * [taylor]: Taking taylor expansion of x in y
0.092 * [taylor]: Taking taylor expansion of y in y
0.092 * [taylor]: Taking taylor expansion of (+ (pow x 2) (* 2.0 (* x y))) in x
0.092 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.092 * [taylor]: Taking taylor expansion of x in x
0.092 * [taylor]: Taking taylor expansion of (* 2.0 (* x y)) in x
0.092 * [taylor]: Taking taylor expansion of 2.0 in x
0.092 * [taylor]: Taking taylor expansion of (* x y) in x
0.093 * [taylor]: Taking taylor expansion of x in x
0.093 * [taylor]: Taking taylor expansion of y in x
0.093 * [taylor]: Taking taylor expansion of (+ (pow x 2) (* 2.0 (* x y))) in x
0.093 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.093 * [taylor]: Taking taylor expansion of x in x
0.093 * [taylor]: Taking taylor expansion of (* 2.0 (* x y)) in x
0.093 * [taylor]: Taking taylor expansion of 2.0 in x
0.093 * [taylor]: Taking taylor expansion of (* x y) in x
0.093 * [taylor]: Taking taylor expansion of x in x
0.093 * [taylor]: Taking taylor expansion of y in x
0.093 * [taylor]: Taking taylor expansion of 0 in y
0.096 * [taylor]: Taking taylor expansion of (* 2.0 y) in y
0.096 * [taylor]: Taking taylor expansion of 2.0 in y
0.096 * [taylor]: Taking taylor expansion of y in y
0.098 * [taylor]: Taking taylor expansion of 1 in y
0.101 * [taylor]: Taking taylor expansion of 0 in y
0.105 * [taylor]: Taking taylor expansion of 0 in y
0.105 * [approximate]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 2.0 (/ 1 (* x y)))) in (x y) around 0
0.105 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 2.0 (/ 1 (* x y)))) in y
0.105 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.105 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.105 * [taylor]: Taking taylor expansion of x in y
0.106 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (* x y))) in y
0.106 * [taylor]: Taking taylor expansion of 2.0 in y
0.106 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in y
0.106 * [taylor]: Taking taylor expansion of (* x y) in y
0.106 * [taylor]: Taking taylor expansion of x in y
0.106 * [taylor]: Taking taylor expansion of y in y
0.106 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 2.0 (/ 1 (* x y)))) in x
0.106 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.106 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.106 * [taylor]: Taking taylor expansion of x in x
0.107 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (* x y))) in x
0.107 * [taylor]: Taking taylor expansion of 2.0 in x
0.107 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
0.107 * [taylor]: Taking taylor expansion of (* x y) in x
0.107 * [taylor]: Taking taylor expansion of x in x
0.107 * [taylor]: Taking taylor expansion of y in x
0.107 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 2.0 (/ 1 (* x y)))) in x
0.107 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.107 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.107 * [taylor]: Taking taylor expansion of x in x
0.107 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (* x y))) in x
0.108 * [taylor]: Taking taylor expansion of 2.0 in x
0.108 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) 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 1 in y
0.109 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 y)) in y
0.109 * [taylor]: Taking taylor expansion of 2.0 in y
0.109 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.109 * [taylor]: Taking taylor expansion of y in y
0.112 * [taylor]: Taking taylor expansion of 0 in y
0.116 * [taylor]: Taking taylor expansion of 0 in y
0.120 * [taylor]: Taking taylor expansion of 0 in y
0.120 * [approximate]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 2.0 (/ 1 (* x y)))) in (x y) around 0
0.120 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 2.0 (/ 1 (* x y)))) in y
0.120 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.120 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.120 * [taylor]: Taking taylor expansion of x in y
0.121 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (* x y))) in y
0.121 * [taylor]: Taking taylor expansion of 2.0 in y
0.121 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in y
0.121 * [taylor]: Taking taylor expansion of (* x y) in y
0.121 * [taylor]: Taking taylor expansion of x in y
0.121 * [taylor]: Taking taylor expansion of y in y
0.121 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 2.0 (/ 1 (* x y)))) in x
0.121 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.121 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.121 * [taylor]: Taking taylor expansion of x in x
0.121 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (* x y))) in x
0.122 * [taylor]: Taking taylor expansion of 2.0 in x
0.122 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
0.122 * [taylor]: Taking taylor expansion of (* x y) in x
0.122 * [taylor]: Taking taylor expansion of x in x
0.122 * [taylor]: Taking taylor expansion of y in x
0.122 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 2.0 (/ 1 (* x y)))) in x
0.122 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.122 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.122 * [taylor]: Taking taylor expansion of x in x
0.122 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (* x y))) in x
0.123 * [taylor]: Taking taylor expansion of 2.0 in x
0.123 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
0.123 * [taylor]: Taking taylor expansion of (* x y) in x
0.123 * [taylor]: Taking taylor expansion of x in x
0.123 * [taylor]: Taking taylor expansion of y in x
0.123 * [taylor]: Taking taylor expansion of 1 in y
0.124 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 y)) in y
0.124 * [taylor]: Taking taylor expansion of 2.0 in y
0.124 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.124 * [taylor]: Taking taylor expansion of y in y
0.127 * [taylor]: Taking taylor expansion of 0 in y
0.130 * [taylor]: Taking taylor expansion of 0 in y
0.134 * [taylor]: Taking taylor expansion of 0 in y
0.135 * * * [progress]: simplifying candidates
0.135 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (* (* (exp (* x x)) (exp (* (* x 2.0) y))) (exp (* y y)))
  (* (exp (+ (* x x) (* (* x 2.0) y))) (exp (* y y)))
  (log (+ (+ (* x x) (* (* x 2.0) y)) (* y y)))
  (exp (+ (+ (* x x) (* (* x 2.0) y)) (* y y)))
  (* (cbrt (+ (+ (* x x) (* (* x 2.0) y)) (* y y))) (cbrt (+ (+ (* x x) (* (* x 2.0) y)) (* y y))))
  (cbrt (+ (+ (* x x) (* (* x 2.0) y)) (* y y)))
  (* (* (+ (+ (* x x) (* (* x 2.0) y)) (* y y)) (+ (+ (* x x) (* (* x 2.0) y)) (* y y))) (+ (+ (* x x) (* (* x 2.0) y)) (* y y)))
  (sqrt (+ (+ (* x x) (* (* x 2.0) y)) (* y y)))
  (sqrt (+ (+ (* x x) (* (* x 2.0) y)) (* y y)))
  (+ (pow (+ (* x x) (* (* x 2.0) y)) 3) (pow (* y y) 3))
  (+ (* (+ (* x x) (* (* x 2.0) y)) (+ (* x x) (* (* x 2.0) y))) (- (* (* y y) (* y y)) (* (+ (* x x) (* (* x 2.0) y)) (* y y))))
  (- (* (+ (* x x) (* (* x 2.0) y)) (+ (* x x) (* (* x 2.0) y))) (* (* y y) (* y y)))
  (- (+ (* x x) (* (* x 2.0) y)) (* y y))
  (+ (* (* x 2.0) y) (* y y))
  (* (exp (* x x)) (exp (* (* x 2.0) y)))
  (log (+ (* x x) (* (* x 2.0) y)))
  (exp (+ (* x x) (* (* x 2.0) y)))
  (* (cbrt (+ (* x x) (* (* x 2.0) y))) (cbrt (+ (* x x) (* (* x 2.0) y))))
  (cbrt (+ (* x x) (* (* x 2.0) y)))
  (* (* (+ (* x x) (* (* x 2.0) y)) (+ (* x x) (* (* x 2.0) y))) (+ (* x x) (* (* x 2.0) y)))
  (sqrt (+ (* x x) (* (* x 2.0) y)))
  (sqrt (+ (* x x) (* (* x 2.0) y)))
  (+ (pow (* x x) 3) (pow (* (* x 2.0) y) 3))
  (+ (* (* x x) (* x x)) (- (* (* (* x 2.0) y) (* (* x 2.0) y)) (* (* x x) (* (* x 2.0) y))))
  (- (* (* x x) (* x x)) (* (* (* x 2.0) y) (* (* x 2.0) y)))
  (- (* x x) (* (* x 2.0) y))
  (+ (pow x 2) (+ (pow y 2) (* 2.0 (* x y))))
  (+ (pow x 2) (+ (pow y 2) (* 2.0 (* x y))))
  (+ (pow x 2) (+ (pow y 2) (* 2.0 (* x y))))
  (+ (pow x 2) (* 2.0 (* x y)))
  (+ (pow x 2) (* 2.0 (* x y)))
  (+ (pow x 2) (* 2.0 (* x y)))
0.137 * * [simplify]: iteration  0 :  58  enodes  (cost  525 )
0.151 * * [simplify]: iteration  1 :  190  enodes  (cost  459 )
0.222 * * [simplify]: iteration  2 :  792  enodes  (cost  381 )
0.540 * * [simplify]: iteration  3 :  3438  enodes  (cost  373 )
1.811 * * [simplify]: iteration  done :  5000  enodes  (cost  373 )
1.811 * [simplify]: Simplified to:
   (exp (+ (* x x) (* y (+ (* x 2.0) y))))
  (exp (+ (* x x) (* y (+ (* x 2.0) y))))
  (log (+ (* x x) (* y (+ (* x 2.0) y))))
  (exp (+ (* x x) (* y (+ (* x 2.0) y))))
  (* (cbrt (+ (* x x) (* y (+ (* x 2.0) y)))) (cbrt (+ (* x x) (* y (+ (* x 2.0) y)))))
  (cbrt (+ (* x x) (* y (+ (* x 2.0) y))))
  (pow (+ (* x x) (* y (+ (* x 2.0) y))) 3)
  (sqrt (+ (* x x) (* y (+ (* x 2.0) y))))
  (sqrt (+ (* x x) (* y (+ (* x 2.0) y))))
  (+ (pow (* x (+ (* 2.0 y) x)) 3) (pow y 6))
  (- (pow y 4) (* (* x (+ (* 2.0 y) x)) (- (* y y) (* x (+ (* 2.0 y) x)))))
  (- (* (* x (+ (* 2.0 y) x)) (* x (+ (* 2.0 y) x))) (pow y 4))
  (+ (* x x) (* y (- (* x 2.0) y)))
  (* y (+ (* x 2.0) y))
  (exp (* x (+ (* 2.0 y) x)))
  (log (* x (+ (* 2.0 y) x)))
  (exp (* x (+ (* 2.0 y) x)))
  (* (cbrt (* x (+ (* 2.0 y) x))) (cbrt (* x (+ (* 2.0 y) x))))
  (cbrt (* x (+ (* 2.0 y) x)))
  (pow (* x (+ (* 2.0 y) x)) 3)
  (sqrt (* x (+ (* 2.0 y) x)))
  (sqrt (* x (+ (* 2.0 y) x)))
  (+ (pow x 6) (pow (* (* x 2.0) y) 3))
  (+ (* (* (* x 2.0) y) (* x (- (* 2.0 y) x))) (pow x 4))
  (- (pow x 4) (* (* (* x 2.0) y) (* (* x 2.0) y)))
  (* x (- x (* 2.0 y)))
  (+ (* x x) (* y (+ (* x 2.0) y)))
  (+ (* x x) (* y (+ (* x 2.0) y)))
  (+ (* x x) (* y (+ (* x 2.0) y)))
  (* x (+ (* 2.0 y) x))
  (* x (+ (* 2.0 y) x))
  (* x (+ (* 2.0 y) x))
1.811 * * * [progress]: adding candidates to table
1.870 * * [progress]: iteration 2 / 4
1.870 * * * [progress]: picking best candidate
1.872 * * * * [pick]: Picked  #<alt (λ (x y) (+ (* x x) (* y (+ (* x 2.0) y))))>
1.872 * * * [progress]: localizing error
1.880 * * * [progress]: generating rewritten candidates
1.880 * * * * [progress]: [ 1 / 1 ] rewriting at (2 2)
1.891 * * * [progress]: generating series expansions
1.892 * * * * [progress]: [ 1 / 1 ] generating series at (2 2)
1.892 * [approximate]: Taking taylor expansion of (* (+ (* 2.0 x) y) y) in (y x) around 0
1.892 * [taylor]: Taking taylor expansion of (* (+ (* 2.0 x) y) y) in x
1.892 * [taylor]: Taking taylor expansion of (+ (* 2.0 x) y) in x
1.892 * [taylor]: Taking taylor expansion of (* 2.0 x) in x
1.892 * [taylor]: Taking taylor expansion of 2.0 in x
1.892 * [taylor]: Taking taylor expansion of x in x
1.892 * [taylor]: Taking taylor expansion of y in x
1.892 * [taylor]: Taking taylor expansion of y in x
1.892 * [taylor]: Taking taylor expansion of (* (+ (* 2.0 x) y) y) in y
1.892 * [taylor]: Taking taylor expansion of (+ (* 2.0 x) y) in y
1.892 * [taylor]: Taking taylor expansion of (* 2.0 x) in y
1.892 * [taylor]: Taking taylor expansion of 2.0 in y
1.892 * [taylor]: Taking taylor expansion of x in y
1.892 * [taylor]: Taking taylor expansion of y in y
1.892 * [taylor]: Taking taylor expansion of y in y
1.892 * [taylor]: Taking taylor expansion of (* (+ (* 2.0 x) y) y) in y
1.892 * [taylor]: Taking taylor expansion of (+ (* 2.0 x) y) in y
1.892 * [taylor]: Taking taylor expansion of (* 2.0 x) in y
1.892 * [taylor]: Taking taylor expansion of 2.0 in y
1.892 * [taylor]: Taking taylor expansion of x in y
1.892 * [taylor]: Taking taylor expansion of y in y
1.892 * [taylor]: Taking taylor expansion of y in y
1.892 * [taylor]: Taking taylor expansion of 0 in x
1.893 * [taylor]: Taking taylor expansion of (* 2.0 x) in x
1.893 * [taylor]: Taking taylor expansion of 2.0 in x
1.893 * [taylor]: Taking taylor expansion of x in x
1.895 * [taylor]: Taking taylor expansion of 1 in x
1.898 * [taylor]: Taking taylor expansion of 0 in x
1.900 * [taylor]: Taking taylor expansion of 0 in x
1.901 * [approximate]: Taking taylor expansion of (/ (+ (/ 1 y) (* 2.0 (/ 1 x))) y) in (y x) around 0
1.901 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 y) (* 2.0 (/ 1 x))) y) in x
1.901 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (* 2.0 (/ 1 x))) in x
1.901 * [taylor]: Taking taylor expansion of (/ 1 y) in x
1.901 * [taylor]: Taking taylor expansion of y in x
1.901 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 x)) in x
1.901 * [taylor]: Taking taylor expansion of 2.0 in x
1.901 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.901 * [taylor]: Taking taylor expansion of x in x
1.901 * [taylor]: Taking taylor expansion of y in x
1.902 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 y) (* 2.0 (/ 1 x))) y) in y
1.902 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (* 2.0 (/ 1 x))) in y
1.902 * [taylor]: Taking taylor expansion of (/ 1 y) in y
1.902 * [taylor]: Taking taylor expansion of y in y
1.902 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 x)) in y
1.902 * [taylor]: Taking taylor expansion of 2.0 in y
1.902 * [taylor]: Taking taylor expansion of (/ 1 x) in y
1.902 * [taylor]: Taking taylor expansion of x in y
1.902 * [taylor]: Taking taylor expansion of y in y
1.903 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 y) (* 2.0 (/ 1 x))) y) in y
1.903 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (* 2.0 (/ 1 x))) in y
1.903 * [taylor]: Taking taylor expansion of (/ 1 y) in y
1.903 * [taylor]: Taking taylor expansion of y in y
1.903 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 x)) in y
1.903 * [taylor]: Taking taylor expansion of 2.0 in y
1.903 * [taylor]: Taking taylor expansion of (/ 1 x) in y
1.903 * [taylor]: Taking taylor expansion of x in y
1.903 * [taylor]: Taking taylor expansion of y in y
1.904 * [taylor]: Taking taylor expansion of 1 in x
1.905 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 x)) in x
1.905 * [taylor]: Taking taylor expansion of 2.0 in x
1.905 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.905 * [taylor]: Taking taylor expansion of x in x
1.908 * [taylor]: Taking taylor expansion of 0 in x
1.911 * [taylor]: Taking taylor expansion of 0 in x
1.915 * [taylor]: Taking taylor expansion of 0 in x
1.916 * [approximate]: Taking taylor expansion of (/ (+ (/ 1 y) (* 2.0 (/ 1 x))) y) in (y x) around 0
1.916 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 y) (* 2.0 (/ 1 x))) y) in x
1.916 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (* 2.0 (/ 1 x))) in x
1.916 * [taylor]: Taking taylor expansion of (/ 1 y) in x
1.916 * [taylor]: Taking taylor expansion of y in x
1.916 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 x)) in x
1.916 * [taylor]: Taking taylor expansion of 2.0 in x
1.916 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.916 * [taylor]: Taking taylor expansion of x in x
1.916 * [taylor]: Taking taylor expansion of y in x
1.917 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 y) (* 2.0 (/ 1 x))) y) in y
1.917 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (* 2.0 (/ 1 x))) in y
1.917 * [taylor]: Taking taylor expansion of (/ 1 y) in y
1.917 * [taylor]: Taking taylor expansion of y in y
1.917 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 x)) in y
1.917 * [taylor]: Taking taylor expansion of 2.0 in y
1.917 * [taylor]: Taking taylor expansion of (/ 1 x) in y
1.917 * [taylor]: Taking taylor expansion of x in y
1.917 * [taylor]: Taking taylor expansion of y in y
1.918 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 y) (* 2.0 (/ 1 x))) y) in y
1.918 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (* 2.0 (/ 1 x))) in y
1.918 * [taylor]: Taking taylor expansion of (/ 1 y) in y
1.918 * [taylor]: Taking taylor expansion of y in y
1.918 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 x)) in y
1.918 * [taylor]: Taking taylor expansion of 2.0 in y
1.918 * [taylor]: Taking taylor expansion of (/ 1 x) in y
1.918 * [taylor]: Taking taylor expansion of x in y
1.918 * [taylor]: Taking taylor expansion of y in y
1.919 * [taylor]: Taking taylor expansion of 1 in x
1.920 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 x)) in x
1.920 * [taylor]: Taking taylor expansion of 2.0 in x
1.920 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.920 * [taylor]: Taking taylor expansion of x in x
1.922 * [taylor]: Taking taylor expansion of 0 in x
1.926 * [taylor]: Taking taylor expansion of 0 in x
1.930 * [taylor]: Taking taylor expansion of 0 in x
1.930 * * * [progress]: simplifying candidates
1.931 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (* y (+ (* x 2.0) y))
  (+ (log y) (log (+ (* x 2.0) y)))
  (log (* y (+ (* x 2.0) y)))
  (exp (* y (+ (* x 2.0) y)))
  (* (* (* y y) y) (* (* (+ (* x 2.0) y) (+ (* x 2.0) y)) (+ (* x 2.0) y)))
  (* (cbrt (* y (+ (* x 2.0) y))) (cbrt (* y (+ (* x 2.0) y))))
  (cbrt (* y (+ (* x 2.0) y)))
  (* (* (* y (+ (* x 2.0) y)) (* y (+ (* x 2.0) y))) (* y (+ (* x 2.0) y)))
  (sqrt (* y (+ (* x 2.0) y)))
  (sqrt (* y (+ (* x 2.0) y)))
  (* (sqrt y) (sqrt (+ (* x 2.0) y)))
  (* (sqrt y) (sqrt (+ (* x 2.0) y)))
  (* y (* x 2.0))
  (* y y)
  (* (* x 2.0) y)
  (* y y)
  (* y (* (cbrt (+ (* x 2.0) y)) (cbrt (+ (* x 2.0) y))))
  (* y (sqrt (+ (* x 2.0) y)))
  (* y 1)
  (* (cbrt y) (+ (* x 2.0) y))
  (* (sqrt y) (+ (* x 2.0) y))
  (* y (+ (* x 2.0) y))
  (* y (+ (pow (* x 2.0) 3) (pow y 3)))
  (* y (- (* (* x 2.0) (* x 2.0)) (* y y)))
  (+ (pow y 2) (* 2.0 (* x y)))
  (+ (pow y 2) (* 2.0 (* x y)))
  (+ (pow y 2) (* 2.0 (* x y)))
1.932 * * [simplify]: iteration  0 :  48  enodes  (cost  253 )
1.943 * * [simplify]: iteration  1 :  141  enodes  (cost  242 )
1.980 * * [simplify]: iteration  2 :  532  enodes  (cost  216 )
2.323 * * [simplify]: iteration  3 :  2328  enodes  (cost  216 )
3.282 * * [simplify]: iteration  done :  5000  enodes  (cost  216 )
3.283 * [simplify]: Simplified to:
   (* y (+ (* x 2.0) y))
  (log (* y (+ (* x 2.0) y)))
  (log (* y (+ (* x 2.0) y)))
  (exp (* y (+ (* x 2.0) y)))
  (pow (* y (+ (* x 2.0) y)) 3)
  (* (cbrt (* y (+ (* x 2.0) y))) (cbrt (* y (+ (* x 2.0) y))))
  (cbrt (* y (+ (* x 2.0) y)))
  (pow (* y (+ (* x 2.0) y)) 3)
  (sqrt (* y (+ (* x 2.0) y)))
  (sqrt (* y (+ (* x 2.0) y)))
  (* (sqrt y) (sqrt (+ (* x 2.0) y)))
  (* (sqrt y) (sqrt (+ (* x 2.0) y)))
  (* (* x 2.0) y)
  (* y y)
  (* (* x 2.0) y)
  (* y y)
  (* y (* (cbrt (+ (* x 2.0) y)) (cbrt (+ (* x 2.0) y))))
  (* y (sqrt (+ (* x 2.0) y)))
  y
  (* (cbrt y) (+ (* x 2.0) y))
  (* (sqrt y) (+ (* x 2.0) y))
  (* y (+ (* x 2.0) y))
  (* y (+ (pow (* x 2.0) 3) (pow y 3)))
  (* y (- (* (* x 2.0) (* x 2.0)) (* y y)))
  (* y (+ (* x 2.0) y))
  (* y (+ (* x 2.0) y))
  (* y (+ (* x 2.0) y))
3.283 * * * [progress]: adding candidates to table
3.326 * [progress]: [Phase 3 of 3] Extracting.
3.326 * * [regime]: Finding splitpoints for: (#<alt (λ (x y) (+ (* x x) (* y (+ (* x 2.0) y))))> #<alt (λ (x y) (+ (+ (* x x) (* (* x 2.0) y)) (* y y)))>)
3.326 * * * [regime-changes]: Trying 3 branch expressions: ((+ (+ (* x x) (* (* x 2.0) y)) (* y y)) y x)
3.326 * * * * [regimes]: Trying to branch on (+ (+ (* x x) (* (* x 2.0) y)) (* y y)) from (#<alt (λ (x y) (+ (* x x) (* y (+ (* x 2.0) y))))> #<alt (λ (x y) (+ (+ (* x x) (* (* x 2.0) y)) (* y y)))>)
3.337 * * * * [regimes]: Trying to branch on y from (#<alt (λ (x y) (+ (* x x) (* y (+ (* x 2.0) y))))> #<alt (λ (x y) (+ (+ (* x x) (* (* x 2.0) y)) (* y y)))>)
3.350 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x y) (+ (* x x) (* y (+ (* x 2.0) y))))> #<alt (λ (x y) (+ (+ (* x x) (* (* x 2.0) y)) (* y y)))>)
3.361 * * * [regime]: Found split indices: #<option (#s(si 0 255))>
3.361 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (+ (* x x) (* y (+ (* x 2.0) y)))
3.361 * * [simplify]: iteration  0 :  8  enodes  (cost  11 )
3.361 * * [simplify]: iteration  1 :  12  enodes  (cost  11 )
3.362 * * [simplify]: iteration  done :  12  enodes  (cost  11 )
3.362 * [simplify]: Simplified to:
   (+ (* x x) (* y (+ (* x 2.0) y)))
4.035 * [regime-testing]: Baseline error score: 0.01509330154157083
4.035 * [regime-testing]: Oracle error score: 0.008477782371698592
4.036 * [regime-testing]: End program error score: 0.01509330154157083
4.055 * [regime-testing]: Target error score: 0.015383578838093817