0.580 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.023 * * * [progress]: [2/2] Setting up program.
0.025 * [progress]: [Phase 2 of 3] Improving.
0.025 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (+ (+ (* x x) (* (* x 2.0) y)) (* y y))
0.028 * * [simplify]: iteration  0 :  17  enodes  (cost  6 )
0.029 * * [simplify]: iteration  1 :  37  enodes  (cost  5 )
0.030 * * [simplify]: iteration  2 :  46  enodes  (cost  5 )
0.032 * * [simplify]: iteration  3 :  46  enodes  (cost  5 )
0.032 * [simplify]: Simplified to:
   (+ (* y (+ (* x 2.0) y)) (* x x))
0.035 * * [progress]: iteration 1 / 4
0.035 * * * [progress]: picking best candidate
0.036 * * * * [pick]: Picked  #<alt (λ (x y) (+ (* y (+ (* x 2.0) y)) (* x x)))>
0.036 * * * [progress]: localizing error
0.042 * * * [progress]: generating rewritten candidates
0.042 * * * * [progress]: [ 1 / 2 ] rewriting at (2)
0.049 * * * * [progress]: [ 2 / 2 ] rewriting at (2 1)
0.056 * * * [progress]: generating series expansions
0.056 * * * * [progress]: [ 1 / 2 ] generating series at (2)
0.056 * [approximate]: Taking taylor expansion of (+ (pow x 2) (+ (pow y 2) (* 2.0 (* x y)))) in (y x) around 0
0.056 * [taylor]: Taking taylor expansion of (+ (pow x 2) (+ (pow y 2) (* 2.0 (* x y)))) in x
0.056 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.056 * [taylor]: Taking taylor expansion of x in x
0.056 * [taylor]: Taking taylor expansion of (+ (pow y 2) (* 2.0 (* x y))) in x
0.056 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.056 * [taylor]: Taking taylor expansion of y in x
0.056 * [taylor]: Taking taylor expansion of (* 2.0 (* x y)) in x
0.056 * [taylor]: Taking taylor expansion of 2.0 in x
0.056 * [taylor]: Taking taylor expansion of (* x y) in x
0.056 * [taylor]: Taking taylor expansion of x in x
0.056 * [taylor]: Taking taylor expansion of y in x
0.056 * [taylor]: Taking taylor expansion of (+ (pow x 2) (+ (pow y 2) (* 2.0 (* x y)))) in y
0.056 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.056 * [taylor]: Taking taylor expansion of x in y
0.056 * [taylor]: Taking taylor expansion of (+ (pow y 2) (* 2.0 (* x y))) in y
0.056 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.056 * [taylor]: Taking taylor expansion of y in y
0.056 * [taylor]: Taking taylor expansion of (* 2.0 (* x y)) in y
0.056 * [taylor]: Taking taylor expansion of 2.0 in y
0.056 * [taylor]: Taking taylor expansion of (* x y) in y
0.056 * [taylor]: Taking taylor expansion of x in y
0.056 * [taylor]: Taking taylor expansion of y in y
0.056 * [taylor]: Taking taylor expansion of (+ (pow x 2) (+ (pow y 2) (* 2.0 (* x y)))) in y
0.056 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.056 * [taylor]: Taking taylor expansion of x in y
0.056 * [taylor]: Taking taylor expansion of (+ (pow y 2) (* 2.0 (* x y))) in y
0.056 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.056 * [taylor]: Taking taylor expansion of y in y
0.056 * [taylor]: Taking taylor expansion of (* 2.0 (* x y)) in y
0.056 * [taylor]: Taking taylor expansion of 2.0 in y
0.056 * [taylor]: Taking taylor expansion of (* x y) in y
0.056 * [taylor]: Taking taylor expansion of x in y
0.056 * [taylor]: Taking taylor expansion of y in y
0.057 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.057 * [taylor]: Taking taylor expansion of x in x
0.058 * [taylor]: Taking taylor expansion of (* 2.0 x) in x
0.058 * [taylor]: Taking taylor expansion of 2.0 in x
0.058 * [taylor]: Taking taylor expansion of x in x
0.060 * [taylor]: Taking taylor expansion of 1 in x
0.062 * [approximate]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (+ (/ 1 (pow y 2)) (* 2.0 (/ 1 (* x y))))) in (y x) around 0
0.062 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (+ (/ 1 (pow y 2)) (* 2.0 (/ 1 (* x y))))) in x
0.062 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.062 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.062 * [taylor]: Taking taylor expansion of x in x
0.062 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow y 2)) (* 2.0 (/ 1 (* x y)))) in x
0.062 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.062 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.062 * [taylor]: Taking taylor expansion of y in x
0.062 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (* x y))) in x
0.062 * [taylor]: Taking taylor expansion of 2.0 in x
0.062 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
0.062 * [taylor]: Taking taylor expansion of (* x y) in x
0.062 * [taylor]: Taking taylor expansion of x in x
0.062 * [taylor]: Taking taylor expansion of y in x
0.063 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (+ (/ 1 (pow y 2)) (* 2.0 (/ 1 (* x y))))) in y
0.063 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.063 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.063 * [taylor]: Taking taylor expansion of x in y
0.064 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow y 2)) (* 2.0 (/ 1 (* x y)))) in y
0.064 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.064 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.064 * [taylor]: Taking taylor expansion of y in y
0.064 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (* x y))) in y
0.064 * [taylor]: Taking taylor expansion of 2.0 in y
0.064 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in y
0.064 * [taylor]: Taking taylor expansion of (* x y) in y
0.064 * [taylor]: Taking taylor expansion of x in y
0.064 * [taylor]: Taking taylor expansion of y in y
0.064 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (+ (/ 1 (pow y 2)) (* 2.0 (/ 1 (* x y))))) in y
0.064 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.064 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.065 * [taylor]: Taking taylor expansion of x in y
0.065 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow y 2)) (* 2.0 (/ 1 (* x y)))) in y
0.065 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.065 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.065 * [taylor]: Taking taylor expansion of y in y
0.065 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (* x y))) in y
0.065 * [taylor]: Taking taylor expansion of 2.0 in y
0.065 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in y
0.065 * [taylor]: Taking taylor expansion of (* x y) in y
0.065 * [taylor]: Taking taylor expansion of x in y
0.065 * [taylor]: Taking taylor expansion of y in y
0.066 * [taylor]: Taking taylor expansion of 1 in x
0.067 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 x)) in x
0.067 * [taylor]: Taking taylor expansion of 2.0 in x
0.067 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.067 * [taylor]: Taking taylor expansion of x in x
0.073 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.073 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.073 * [taylor]: Taking taylor expansion of x in x
0.075 * [approximate]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (+ (/ 1 (pow y 2)) (* 2.0 (/ 1 (* x y))))) in (y x) around 0
0.075 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (+ (/ 1 (pow y 2)) (* 2.0 (/ 1 (* x y))))) in x
0.075 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.075 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.075 * [taylor]: Taking taylor expansion of x in x
0.075 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow y 2)) (* 2.0 (/ 1 (* x y)))) in x
0.075 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.075 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.075 * [taylor]: Taking taylor expansion of y in x
0.075 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (* x y))) in x
0.075 * [taylor]: Taking taylor expansion of 2.0 in x
0.075 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
0.075 * [taylor]: Taking taylor expansion of (* x y) in x
0.075 * [taylor]: Taking taylor expansion of x in x
0.075 * [taylor]: Taking taylor expansion of y in x
0.076 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (+ (/ 1 (pow y 2)) (* 2.0 (/ 1 (* x y))))) in y
0.076 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.076 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.076 * [taylor]: Taking taylor expansion of x in y
0.076 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow y 2)) (* 2.0 (/ 1 (* x y)))) in y
0.076 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.076 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.076 * [taylor]: Taking taylor expansion of y in y
0.077 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (* x y))) in y
0.077 * [taylor]: Taking taylor expansion of 2.0 in y
0.077 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in y
0.077 * [taylor]: Taking taylor expansion of (* x y) in y
0.077 * [taylor]: Taking taylor expansion of x in y
0.077 * [taylor]: Taking taylor expansion of y in y
0.077 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (+ (/ 1 (pow y 2)) (* 2.0 (/ 1 (* x y))))) in y
0.077 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.077 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.077 * [taylor]: Taking taylor expansion of x in y
0.077 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow y 2)) (* 2.0 (/ 1 (* x y)))) in y
0.077 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.077 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.077 * [taylor]: Taking taylor expansion of y in y
0.078 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (* x y))) in y
0.078 * [taylor]: Taking taylor expansion of 2.0 in y
0.078 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in y
0.078 * [taylor]: Taking taylor expansion of (* x y) in y
0.078 * [taylor]: Taking taylor expansion of x in y
0.078 * [taylor]: Taking taylor expansion of y in y
0.079 * [taylor]: Taking taylor expansion of 1 in x
0.079 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 x)) in x
0.080 * [taylor]: Taking taylor expansion of 2.0 in x
0.080 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.080 * [taylor]: Taking taylor expansion of x in x
0.082 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.082 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.082 * [taylor]: Taking taylor expansion of x in x
0.083 * * * * [progress]: [ 2 / 2 ] generating series at (2 1)
0.083 * [approximate]: Taking taylor expansion of (* (+ (* 2.0 x) y) y) in (y x) around 0
0.083 * [taylor]: Taking taylor expansion of (* (+ (* 2.0 x) y) y) in x
0.083 * [taylor]: Taking taylor expansion of (+ (* 2.0 x) y) in x
0.083 * [taylor]: Taking taylor expansion of (* 2.0 x) in x
0.083 * [taylor]: Taking taylor expansion of 2.0 in x
0.083 * [taylor]: Taking taylor expansion of x in x
0.083 * [taylor]: Taking taylor expansion of y in x
0.083 * [taylor]: Taking taylor expansion of y in x
0.083 * [taylor]: Taking taylor expansion of (* (+ (* 2.0 x) y) y) in y
0.083 * [taylor]: Taking taylor expansion of (+ (* 2.0 x) y) in y
0.083 * [taylor]: Taking taylor expansion of (* 2.0 x) in y
0.083 * [taylor]: Taking taylor expansion of 2.0 in y
0.083 * [taylor]: Taking taylor expansion of x in y
0.083 * [taylor]: Taking taylor expansion of y in y
0.083 * [taylor]: Taking taylor expansion of y in y
0.083 * [taylor]: Taking taylor expansion of (* (+ (* 2.0 x) y) y) in y
0.083 * [taylor]: Taking taylor expansion of (+ (* 2.0 x) y) in y
0.083 * [taylor]: Taking taylor expansion of (* 2.0 x) in y
0.083 * [taylor]: Taking taylor expansion of 2.0 in y
0.083 * [taylor]: Taking taylor expansion of x in y
0.083 * [taylor]: Taking taylor expansion of y in y
0.083 * [taylor]: Taking taylor expansion of y in y
0.084 * [taylor]: Taking taylor expansion of 0 in x
0.084 * [taylor]: Taking taylor expansion of (* 2.0 x) in x
0.084 * [taylor]: Taking taylor expansion of 2.0 in x
0.084 * [taylor]: Taking taylor expansion of x in x
0.086 * [taylor]: Taking taylor expansion of 1 in x
0.088 * [taylor]: Taking taylor expansion of 0 in x
0.090 * [taylor]: Taking taylor expansion of 0 in x
0.091 * [approximate]: Taking taylor expansion of (/ (+ (/ 1 y) (* 2.0 (/ 1 x))) y) in (y x) around 0
0.091 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 y) (* 2.0 (/ 1 x))) y) in x
0.091 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (* 2.0 (/ 1 x))) in x
0.091 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.091 * [taylor]: Taking taylor expansion of y in x
0.091 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 x)) in x
0.091 * [taylor]: Taking taylor expansion of 2.0 in x
0.091 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.091 * [taylor]: Taking taylor expansion of x in x
0.091 * [taylor]: Taking taylor expansion of y in x
0.092 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 y) (* 2.0 (/ 1 x))) y) in y
0.092 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (* 2.0 (/ 1 x))) in y
0.092 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.092 * [taylor]: Taking taylor expansion of y in y
0.092 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 x)) in y
0.092 * [taylor]: Taking taylor expansion of 2.0 in y
0.092 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.092 * [taylor]: Taking taylor expansion of x in y
0.092 * [taylor]: Taking taylor expansion of y in y
0.093 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 y) (* 2.0 (/ 1 x))) y) in y
0.093 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (* 2.0 (/ 1 x))) in y
0.093 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.093 * [taylor]: Taking taylor expansion of y in y
0.093 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 x)) in y
0.093 * [taylor]: Taking taylor expansion of 2.0 in y
0.093 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.093 * [taylor]: Taking taylor expansion of x in y
0.093 * [taylor]: Taking taylor expansion of y in y
0.094 * [taylor]: Taking taylor expansion of 1 in x
0.095 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 x)) in x
0.095 * [taylor]: Taking taylor expansion of 2.0 in x
0.095 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.095 * [taylor]: Taking taylor expansion of x in x
0.097 * [taylor]: Taking taylor expansion of 0 in x
0.100 * [taylor]: Taking taylor expansion of 0 in x
0.104 * [taylor]: Taking taylor expansion of 0 in x
0.105 * [approximate]: Taking taylor expansion of (/ (+ (/ 1 y) (* 2.0 (/ 1 x))) y) in (y x) around 0
0.105 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 y) (* 2.0 (/ 1 x))) y) in x
0.105 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (* 2.0 (/ 1 x))) in x
0.105 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.105 * [taylor]: Taking taylor expansion of y in x
0.105 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 x)) in x
0.105 * [taylor]: Taking taylor expansion of 2.0 in x
0.105 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.105 * [taylor]: Taking taylor expansion of x in x
0.105 * [taylor]: Taking taylor expansion of y in x
0.106 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 y) (* 2.0 (/ 1 x))) y) in y
0.106 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (* 2.0 (/ 1 x))) in y
0.106 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.106 * [taylor]: Taking taylor expansion of y in y
0.106 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 x)) in y
0.106 * [taylor]: Taking taylor expansion of 2.0 in y
0.106 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.106 * [taylor]: Taking taylor expansion of x in y
0.106 * [taylor]: Taking taylor expansion of y in y
0.107 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 y) (* 2.0 (/ 1 x))) y) in y
0.107 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (* 2.0 (/ 1 x))) in y
0.107 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.107 * [taylor]: Taking taylor expansion of y in y
0.107 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 x)) in y
0.107 * [taylor]: Taking taylor expansion of 2.0 in y
0.107 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.107 * [taylor]: Taking taylor expansion of x in y
0.107 * [taylor]: Taking taylor expansion of y in y
0.108 * [taylor]: Taking taylor expansion of 1 in x
0.108 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 x)) in x
0.108 * [taylor]: Taking taylor expansion of 2.0 in x
0.108 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.109 * [taylor]: Taking taylor expansion of x in x
0.111 * [taylor]: Taking taylor expansion of 0 in x
0.114 * [taylor]: Taking taylor expansion of 0 in x
0.118 * [taylor]: Taking taylor expansion of 0 in x
0.118 * * * [progress]: simplifying candidates
0.119 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (* (exp (* y (+ (* x 2.0) y))) (exp (* x x)))
  (log (+ (* y (+ (* x 2.0) y)) (* x x)))
  (exp (+ (* y (+ (* x 2.0) y)) (* x x)))
  (* (cbrt (+ (* y (+ (* x 2.0) y)) (* x x))) (cbrt (+ (* y (+ (* x 2.0) y)) (* x x))))
  (cbrt (+ (* y (+ (* 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 x)))
  (sqrt (+ (* y (+ (* x 2.0) y)) (* x x)))
  (sqrt (+ (* y (+ (* x 2.0) y)) (* x x)))
  (+ (pow (* y (+ (* x 2.0) y)) 3) (pow (* x x) 3))
  (+ (* (* y (+ (* x 2.0) y)) (* y (+ (* x 2.0) y))) (- (* (* x x) (* x x)) (* (* y (+ (* x 2.0) y)) (* x x))))
  (- (* (* y (+ (* x 2.0) y)) (* y (+ (* x 2.0) y))) (* (* x x) (* x x)))
  (- (* y (+ (* x 2.0) y)) (* x x))
  (+ (* y y) (* x x))
  (+ (* y y) (* x x))
  (* 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 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 y 2) (* 2.0 (* x y)))
  (+ (pow y 2) (* 2.0 (* x y)))
  (+ (pow y 2) (* 2.0 (* x y)))
0.123 * * [simplify]: iteration  0 :  222  enodes  (cost  234 )
0.128 * * [simplify]: iteration  1 :  1119  enodes  (cost  217 )
0.152 * * [simplify]: iteration  2 :  5001  enodes  (cost  217 )
0.154 * [simplify]: Simplified to:
   (exp (+ (* y (+ (* x 2.0) y)) (* x x)))
  (log (+ (* y (+ (* x 2.0) y)) (* x x)))
  (exp (+ (* y (+ (* x 2.0) y)) (* x x)))
  (* (cbrt (+ (* y (+ (* x 2.0) y)) (* x x))) (cbrt (+ (* y (+ (* x 2.0) y)) (* x x))))
  (cbrt (+ (* y (+ (* x 2.0) y)) (* x x)))
  (pow (+ (* y (+ (* x 2.0) y)) (* x x)) 3)
  (sqrt (+ (* y (+ (* x 2.0) y)) (* x x)))
  (sqrt (+ (* y (+ (* x 2.0) y)) (* x x)))
  (+ (pow (* y (+ (* x 2.0) y)) 3) (pow (* x x) 3))
  (+ (* (pow x 2) (- (pow x 2) (* y (+ (* x 2.0) y)))) (* (* y (+ (* x 2.0) y)) (* y (+ (* x 2.0) y))))
  (- (* (* y (+ (* x 2.0) y)) (* y (+ (* x 2.0) y))) (* (* x x) (* x x)))
  (- (* y (+ (* x 2.0) y)) (* x x))
  (+ (* y y) (* x x))
  (+ (* y y) (* x x))
  (* 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 (+ (* x 2.0) y)) (pow y 1/2))
  (* (sqrt (+ (* x 2.0) y)) (pow y 1/2))
  (* y (* x 2.0))
  (pow y 2)
  (* y (* x 2.0))
  (pow y 2)
  (* 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)) (* x x))
  (+ (* y (+ (* x 2.0) y)) (* x x))
  (+ (* y (+ (* x 2.0) y)) (* x x))
  (* y (+ (* x 2.0) y))
  (* y (+ (* x 2.0) y))
  (* y (+ (* x 2.0) y))
0.154 * * * [progress]: adding candidates to table
0.206 * [progress]: [Phase 3 of 3] Extracting.
0.208 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (+ (* y (+ (* x 2.0) y)) (* x x))
0.208 * * [simplify]: iteration  0 :  12  enodes  (cost  5 )
0.209 * * [simplify]: iteration  1 :  12  enodes  (cost  5 )
0.209 * [simplify]: Simplified to:
   (+ (* y (+ (* x 2.0) y)) (* x x))
0.912 * [regime-testing]: End program error score: 0.01476800637791536
0.930 * [regime-testing]: Target error score: 0.01629326119992758