10.068 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.027 * * * [progress]: [2/2] Setting up program.
0.031 * [progress]: [Phase 2 of 3] Improving.
0.031 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (+ (+ (* x x) (* (* x 2.0) y)) (* y y))
0.033 * * [simplify]: iteration  0 :  17  enodes  (cost  6 )
0.034 * * [simplify]: iteration  1 :  37  enodes  (cost  5 )
0.035 * * [simplify]: iteration  2 :  46  enodes  (cost  5 )
0.036 * * [simplify]: iteration  3 :  46  enodes  (cost  5 )
0.037 * [simplify]: Simplified to:
   (+ (* y (+ (* x 2.0) y)) (* x x))
0.041 * * [progress]: iteration 1 / 4
0.041 * * * [progress]: picking best candidate
0.044 * * * * [pick]: Picked  #<alt (λ (x y) (+ (* y (+ (* x 2.0) y)) (* x x)))>
0.044 * * * [progress]: localizing error
0.050 * * * [progress]: generating rewritten candidates
0.050 * * * * [progress]: [ 1 / 2 ] rewriting at (2)
0.060 * * * * [progress]: [ 2 / 2 ] rewriting at (2 1)
0.067 * * * [progress]: generating series expansions
0.067 * * * * [progress]: [ 1 / 2 ] generating series at (2)
0.067 * [approximate]: Taking taylor expansion of (+ (pow x 2) (+ (pow y 2) (* 2.0 (* x y)))) in (y x) around 0
0.067 * [taylor]: Taking taylor expansion of (+ (pow x 2) (+ (pow y 2) (* 2.0 (* x y)))) in x
0.067 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.068 * [taylor]: Taking taylor expansion of x in x
0.068 * [taylor]: Taking taylor expansion of (+ (pow y 2) (* 2.0 (* x y))) in x
0.068 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.068 * [taylor]: Taking taylor expansion of y in x
0.068 * [taylor]: Taking taylor expansion of (* 2.0 (* x y)) in x
0.068 * [taylor]: Taking taylor expansion of 2.0 in x
0.068 * [taylor]: Taking taylor expansion of (* x y) in x
0.068 * [taylor]: Taking taylor expansion of x in x
0.068 * [taylor]: Taking taylor expansion of y in x
0.068 * [taylor]: Taking taylor expansion of (+ (pow x 2) (+ (pow y 2) (* 2.0 (* x y)))) in y
0.068 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.068 * [taylor]: Taking taylor expansion of x in y
0.068 * [taylor]: Taking taylor expansion of (+ (pow y 2) (* 2.0 (* x y))) in y
0.068 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.068 * [taylor]: Taking taylor expansion of y in y
0.068 * [taylor]: Taking taylor expansion of (* 2.0 (* x y)) in y
0.068 * [taylor]: Taking taylor expansion of 2.0 in y
0.068 * [taylor]: Taking taylor expansion of (* x y) in y
0.068 * [taylor]: Taking taylor expansion of x in y
0.068 * [taylor]: Taking taylor expansion of y in y
0.068 * [taylor]: Taking taylor expansion of (+ (pow x 2) (+ (pow y 2) (* 2.0 (* x y)))) in y
0.068 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.068 * [taylor]: Taking taylor expansion of x in y
0.068 * [taylor]: Taking taylor expansion of (+ (pow y 2) (* 2.0 (* x y))) in y
0.068 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.068 * [taylor]: Taking taylor expansion of y in y
0.068 * [taylor]: Taking taylor expansion of (* 2.0 (* x y)) in y
0.068 * [taylor]: Taking taylor expansion of 2.0 in y
0.068 * [taylor]: Taking taylor expansion of (* x y) in y
0.068 * [taylor]: Taking taylor expansion of x in y
0.068 * [taylor]: Taking taylor expansion of y in y
0.068 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.068 * [taylor]: Taking taylor expansion of x in x
0.068 * [taylor]: Taking taylor expansion of (* 2.0 x) in x
0.068 * [taylor]: Taking taylor expansion of 2.0 in x
0.068 * [taylor]: Taking taylor expansion of x in x
0.069 * [taylor]: Taking taylor expansion of 1 in x
0.069 * [approximate]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (+ (/ 1 (pow y 2)) (* 2.0 (/ 1 (* x y))))) in (y x) around 0
0.069 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (+ (/ 1 (pow y 2)) (* 2.0 (/ 1 (* x y))))) in x
0.069 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) 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 (+ (/ 1 (pow y 2)) (* 2.0 (/ 1 (* x y)))) in x
0.069 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) 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 (/ 1 (* x y))) in x
0.069 * [taylor]: Taking taylor expansion of 2.0 in x
0.069 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) 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 (+ (/ 1 (pow x 2)) (+ (/ 1 (pow y 2)) (* 2.0 (/ 1 (* x y))))) in y
0.069 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.069 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.069 * [taylor]: Taking taylor expansion of x in y
0.070 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow y 2)) (* 2.0 (/ 1 (* x y)))) in y
0.070 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.070 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.070 * [taylor]: Taking taylor expansion of y in y
0.070 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (* x y))) in y
0.070 * [taylor]: Taking taylor expansion of 2.0 in y
0.070 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in y
0.070 * [taylor]: Taking taylor expansion of (* x y) in y
0.070 * [taylor]: Taking taylor expansion of x in y
0.070 * [taylor]: Taking taylor expansion of y in y
0.070 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (+ (/ 1 (pow y 2)) (* 2.0 (/ 1 (* x y))))) in y
0.070 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.070 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.070 * [taylor]: Taking taylor expansion of x in y
0.070 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow y 2)) (* 2.0 (/ 1 (* x y)))) in y
0.070 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.070 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.070 * [taylor]: Taking taylor expansion of y in y
0.070 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (* x y))) in y
0.070 * [taylor]: Taking taylor expansion of 2.0 in y
0.070 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in y
0.070 * [taylor]: Taking taylor expansion of (* x y) in y
0.070 * [taylor]: Taking taylor expansion of x in y
0.070 * [taylor]: Taking taylor expansion of y in y
0.070 * [taylor]: Taking taylor expansion of 1 in x
0.070 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 x)) in x
0.070 * [taylor]: Taking taylor expansion of 2.0 in x
0.070 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.070 * [taylor]: Taking taylor expansion of x in x
0.071 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.071 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.071 * [taylor]: Taking taylor expansion of x in x
0.071 * [approximate]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (+ (/ 1 (pow y 2)) (* 2.0 (/ 1 (* x y))))) in (y x) around 0
0.071 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (+ (/ 1 (pow y 2)) (* 2.0 (/ 1 (* x y))))) in x
0.071 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.071 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.071 * [taylor]: Taking taylor expansion of x in x
0.071 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow y 2)) (* 2.0 (/ 1 (* x y)))) in x
0.071 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.071 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.071 * [taylor]: Taking taylor expansion of y in x
0.071 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (* x y))) in x
0.071 * [taylor]: Taking taylor expansion of 2.0 in x
0.071 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
0.071 * [taylor]: Taking taylor expansion of (* x y) in x
0.071 * [taylor]: Taking taylor expansion of x in x
0.072 * [taylor]: Taking taylor expansion of y in x
0.072 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (+ (/ 1 (pow y 2)) (* 2.0 (/ 1 (* x y))))) in y
0.072 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.072 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.072 * [taylor]: Taking taylor expansion of x in y
0.072 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow y 2)) (* 2.0 (/ 1 (* x y)))) in y
0.072 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.072 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.072 * [taylor]: Taking taylor expansion of y in y
0.072 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (* x y))) in y
0.072 * [taylor]: Taking taylor expansion of 2.0 in y
0.072 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in y
0.072 * [taylor]: Taking taylor expansion of (* x y) in y
0.072 * [taylor]: Taking taylor expansion of x in y
0.072 * [taylor]: Taking taylor expansion of y in y
0.072 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (+ (/ 1 (pow y 2)) (* 2.0 (/ 1 (* x y))))) in y
0.072 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.072 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.072 * [taylor]: Taking taylor expansion of x in y
0.073 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow y 2)) (* 2.0 (/ 1 (* x y)))) in y
0.073 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.073 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.073 * [taylor]: Taking taylor expansion of y in y
0.073 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (* x y))) in y
0.073 * [taylor]: Taking taylor expansion of 2.0 in y
0.073 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in y
0.073 * [taylor]: Taking taylor expansion of (* x y) in y
0.073 * [taylor]: Taking taylor expansion of x in y
0.073 * [taylor]: Taking taylor expansion of y in y
0.073 * [taylor]: Taking taylor expansion of 1 in x
0.073 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 x)) in x
0.073 * [taylor]: Taking taylor expansion of 2.0 in x
0.073 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.073 * [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
0.074 * * * * [progress]: [ 2 / 2 ] generating series at (2 1)
0.074 * [approximate]: Taking taylor expansion of (* (+ (* 2.0 x) y) y) in (y x) around 0
0.074 * [taylor]: Taking taylor expansion of (* (+ (* 2.0 x) y) y) in x
0.074 * [taylor]: Taking taylor expansion of (+ (* 2.0 x) y) in x
0.074 * [taylor]: Taking taylor expansion of (* 2.0 x) in x
0.074 * [taylor]: Taking taylor expansion of 2.0 in x
0.074 * [taylor]: Taking taylor expansion of x in x
0.074 * [taylor]: Taking taylor expansion of y in x
0.074 * [taylor]: Taking taylor expansion of y in x
0.074 * [taylor]: Taking taylor expansion of (* (+ (* 2.0 x) y) y) in y
0.074 * [taylor]: Taking taylor expansion of (+ (* 2.0 x) y) in y
0.074 * [taylor]: Taking taylor expansion of (* 2.0 x) in y
0.074 * [taylor]: Taking taylor expansion of 2.0 in y
0.074 * [taylor]: Taking taylor expansion of x in y
0.074 * [taylor]: Taking taylor expansion of y in y
0.074 * [taylor]: Taking taylor expansion of y in y
0.074 * [taylor]: Taking taylor expansion of (* (+ (* 2.0 x) y) y) in y
0.074 * [taylor]: Taking taylor expansion of (+ (* 2.0 x) y) in y
0.074 * [taylor]: Taking taylor expansion of (* 2.0 x) in y
0.074 * [taylor]: Taking taylor expansion of 2.0 in y
0.074 * [taylor]: Taking taylor expansion of x in y
0.074 * [taylor]: Taking taylor expansion of y in y
0.074 * [taylor]: Taking taylor expansion of y in y
0.074 * [taylor]: Taking taylor expansion of 0 in x
0.074 * [taylor]: Taking taylor expansion of (* 2.0 x) in x
0.074 * [taylor]: Taking taylor expansion of 2.0 in x
0.074 * [taylor]: Taking taylor expansion of x in x
0.074 * [taylor]: Taking taylor expansion of 1 in x
0.075 * [taylor]: Taking taylor expansion of 0 in x
0.075 * [taylor]: Taking taylor expansion of 0 in x
0.075 * [approximate]: Taking taylor expansion of (/ (+ (/ 1 y) (* 2.0 (/ 1 x))) y) in (y x) around 0
0.075 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 y) (* 2.0 (/ 1 x))) y) in x
0.075 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (* 2.0 (/ 1 x))) in x
0.075 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.075 * [taylor]: Taking taylor expansion of y in x
0.075 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 x)) in x
0.075 * [taylor]: Taking taylor expansion of 2.0 in x
0.075 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.075 * [taylor]: Taking taylor expansion of x in x
0.075 * [taylor]: Taking taylor expansion of y in x
0.075 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 y) (* 2.0 (/ 1 x))) y) in y
0.075 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (* 2.0 (/ 1 x))) in y
0.075 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.075 * [taylor]: Taking taylor expansion of y in y
0.075 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 x)) in y
0.075 * [taylor]: Taking taylor expansion of 2.0 in y
0.075 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.075 * [taylor]: Taking taylor expansion of x in y
0.075 * [taylor]: Taking taylor expansion of y in y
0.076 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 y) (* 2.0 (/ 1 x))) y) in y
0.076 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (* 2.0 (/ 1 x))) in y
0.076 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.076 * [taylor]: Taking taylor expansion of y in y
0.076 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 x)) in y
0.076 * [taylor]: Taking taylor expansion of 2.0 in y
0.076 * [taylor]: Taking taylor expansion of (/ 1 x) 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 in x
0.076 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 x)) in x
0.076 * [taylor]: Taking taylor expansion of 2.0 in x
0.076 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.076 * [taylor]: Taking taylor expansion of x in x
0.076 * [taylor]: Taking taylor expansion of 0 in x
0.076 * [taylor]: Taking taylor expansion of 0 in x
0.077 * [taylor]: Taking taylor expansion of 0 in x
0.077 * [approximate]: Taking taylor expansion of (/ (+ (/ 1 y) (* 2.0 (/ 1 x))) y) in (y x) around 0
0.077 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 y) (* 2.0 (/ 1 x))) y) in x
0.077 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (* 2.0 (/ 1 x))) in x
0.077 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.077 * [taylor]: Taking taylor expansion of y in x
0.077 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 x)) in x
0.077 * [taylor]: Taking taylor expansion of 2.0 in x
0.077 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.077 * [taylor]: Taking taylor expansion of x in x
0.077 * [taylor]: Taking taylor expansion of y in x
0.077 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 y) (* 2.0 (/ 1 x))) y) in y
0.077 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (* 2.0 (/ 1 x))) in y
0.077 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.077 * [taylor]: Taking taylor expansion of y in y
0.077 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 x)) in y
0.077 * [taylor]: Taking taylor expansion of 2.0 in y
0.077 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.077 * [taylor]: Taking taylor expansion of x in y
0.077 * [taylor]: Taking taylor expansion of y in y
0.078 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 y) (* 2.0 (/ 1 x))) y) in y
0.078 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (* 2.0 (/ 1 x))) in y
0.078 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.078 * [taylor]: Taking taylor expansion of y in y
0.078 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 x)) in y
0.078 * [taylor]: Taking taylor expansion of 2.0 in y
0.078 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.078 * [taylor]: Taking taylor expansion of x in y
0.078 * [taylor]: Taking taylor expansion of y in y
0.078 * [taylor]: Taking taylor expansion of 1 in x
0.078 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 x)) in x
0.078 * [taylor]: Taking taylor expansion of 2.0 in x
0.078 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.078 * [taylor]: Taking taylor expansion of x in x
0.078 * [taylor]: Taking taylor expansion of 0 in x
0.078 * [taylor]: Taking taylor expansion of 0 in x
0.079 * [taylor]: Taking taylor expansion of 0 in x
0.079 * * * [progress]: simplifying candidates
0.080 * [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)))
0.083 * * [simplify]: iteration  0 :  222  enodes  (cost  234 )
0.088 * * [simplify]: iteration  1 :  1119  enodes  (cost  217 )
0.113 * * [simplify]: iteration  2 :  5001  enodes  (cost  217 )
0.115 * [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))
0.115 * * * [progress]: adding candidates to table
0.189 * [progress]: [Phase 3 of 3] Extracting.
0.192 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (+ (* y (+ (* x 2.0) y)) (* x x))
0.192 * * [simplify]: iteration  0 :  12  enodes  (cost  5 )
0.193 * * [simplify]: iteration  1 :  12  enodes  (cost  5 )
0.193 * [simplify]: Simplified to:
   (+ (* y (+ (* x 2.0) y)) (* x x))
1.151 * [regime-testing]: End program error score: 0.012824723403015522
1.206 * [regime-testing]: Target error score: 0.02109699806252825