29.504 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.019 * * * [progress]: [2/2] Setting up program.
0.020 * [progress]: [Phase 2 of 3] Improving.
0.021 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (+ (+ (* x 2.0) (* x x)) (* y y))
0.023 * * [simplify]: iteration  0 :  15  enodes  (cost  4 )
0.024 * * [simplify]: iteration  1 :  25  enodes  (cost  4 )
0.026 * * [simplify]: iteration  2 :  27  enodes  (cost  4 )
0.027 * * [simplify]: iteration  3 :  27  enodes  (cost  4 )
0.027 * [simplify]: Simplified to:
   (+ (* y y) (* x (+ 2.0 x)))
0.029 * * [progress]: iteration 1 / 4
0.029 * * * [progress]: picking best candidate
0.032 * * * * [pick]: Picked  #<alt (λ (x y) (+ (+ (* x 2.0) (* x x)) (* y y)))>
0.032 * * * [progress]: localizing error
0.038 * * * [progress]: generating rewritten candidates
0.038 * * * * [progress]: [ 1 / 2 ] rewriting at (2 1)
0.042 * * * * [progress]: [ 2 / 2 ] rewriting at (2)
0.048 * * * [progress]: generating series expansions
0.048 * * * * [progress]: [ 1 / 2 ] generating series at (2 1)
0.048 * [approximate]: Taking taylor expansion of (+ (pow x 2) (* 2.0 x)) in (x) around 0
0.048 * [taylor]: Taking taylor expansion of (+ (pow x 2) (* 2.0 x)) in x
0.048 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.048 * [taylor]: Taking taylor expansion of x in x
0.048 * [taylor]: Taking taylor expansion of (* 2.0 x) in x
0.048 * [taylor]: Taking taylor expansion of 2.0 in x
0.048 * [taylor]: Taking taylor expansion of x in x
0.048 * [taylor]: Taking taylor expansion of (+ (pow x 2) (* 2.0 x)) in x
0.048 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.048 * [taylor]: Taking taylor expansion of x in x
0.048 * [taylor]: Taking taylor expansion of (* 2.0 x) in x
0.048 * [taylor]: Taking taylor expansion of 2.0 in x
0.048 * [taylor]: Taking taylor expansion of x in x
0.064 * [approximate]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 2.0 (/ 1 x))) in (x) around 0
0.064 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 2.0 (/ 1 x))) in x
0.064 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.064 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.064 * [taylor]: Taking taylor expansion of x in x
0.065 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 x)) in x
0.065 * [taylor]: Taking taylor expansion of 2.0 in x
0.065 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.065 * [taylor]: Taking taylor expansion of x in x
0.065 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 2.0 (/ 1 x))) in x
0.065 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.065 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.065 * [taylor]: Taking taylor expansion of x in x
0.065 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 x)) in x
0.065 * [taylor]: Taking taylor expansion of 2.0 in x
0.065 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.065 * [taylor]: Taking taylor expansion of x in x
0.082 * [approximate]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 2.0 (/ 1 x))) in (x) around 0
0.082 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 2.0 (/ 1 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
0.082 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 x)) in x
0.082 * [taylor]: Taking taylor expansion of 2.0 in x
0.082 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.082 * [taylor]: Taking taylor expansion of x in x
0.083 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 2.0 (/ 1 x))) in x
0.083 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.083 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.083 * [taylor]: Taking taylor expansion of x in x
0.083 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 x)) in x
0.083 * [taylor]: Taking taylor expansion of 2.0 in x
0.083 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.083 * [taylor]: Taking taylor expansion of x in x
0.101 * * * * [progress]: [ 2 / 2 ] generating series at (2)
0.102 * [approximate]: Taking taylor expansion of (+ (pow x 2) (+ (* 2.0 x) (pow y 2))) in (x y) around 0
0.102 * [taylor]: Taking taylor expansion of (+ (pow x 2) (+ (* 2.0 x) (pow y 2))) in y
0.102 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.102 * [taylor]: Taking taylor expansion of x in y
0.102 * [taylor]: Taking taylor expansion of (+ (* 2.0 x) (pow y 2)) in y
0.102 * [taylor]: Taking taylor expansion of (* 2.0 x) in y
0.102 * [taylor]: Taking taylor expansion of 2.0 in y
0.102 * [taylor]: Taking taylor expansion of x in y
0.102 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.102 * [taylor]: Taking taylor expansion of y in y
0.102 * [taylor]: Taking taylor expansion of (+ (pow x 2) (+ (* 2.0 x) (pow y 2))) in x
0.102 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.102 * [taylor]: Taking taylor expansion of x in x
0.102 * [taylor]: Taking taylor expansion of (+ (* 2.0 x) (pow y 2)) in x
0.102 * [taylor]: Taking taylor expansion of (* 2.0 x) in x
0.102 * [taylor]: Taking taylor expansion of 2.0 in x
0.102 * [taylor]: Taking taylor expansion of x in x
0.102 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.102 * [taylor]: Taking taylor expansion of y in x
0.102 * [taylor]: Taking taylor expansion of (+ (pow x 2) (+ (* 2.0 x) (pow y 2))) in x
0.102 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.102 * [taylor]: Taking taylor expansion of x in x
0.102 * [taylor]: Taking taylor expansion of (+ (* 2.0 x) (pow y 2)) in x
0.102 * [taylor]: Taking taylor expansion of (* 2.0 x) in x
0.102 * [taylor]: Taking taylor expansion of 2.0 in x
0.102 * [taylor]: Taking taylor expansion of x in x
0.102 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.102 * [taylor]: Taking taylor expansion of y in x
0.103 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.103 * [taylor]: Taking taylor expansion of y in y
0.104 * [taylor]: Taking taylor expansion of 2.0 in y
0.106 * [taylor]: Taking taylor expansion of 1 in y
0.106 * [approximate]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (+ (/ 1 (pow y 2)) (* 2.0 (/ 1 x)))) in (x y) around 0
0.106 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (+ (/ 1 (pow y 2)) (* 2.0 (/ 1 x)))) in y
0.107 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.107 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.107 * [taylor]: Taking taylor expansion of x in y
0.107 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow y 2)) (* 2.0 (/ 1 x))) in y
0.107 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.107 * [taylor]: Taking taylor expansion of (pow y 2) 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 (+ (/ 1 (pow x 2)) (+ (/ 1 (pow y 2)) (* 2.0 (/ 1 x)))) 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
0.108 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow y 2)) (* 2.0 (/ 1 x))) in x
0.108 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.108 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.108 * [taylor]: Taking taylor expansion of y 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
0.108 * [taylor]: Taking taylor expansion of x in x
0.108 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (+ (/ 1 (pow y 2)) (* 2.0 (/ 1 x)))) in x
0.108 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.108 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.108 * [taylor]: Taking taylor expansion of x in x
0.109 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow y 2)) (* 2.0 (/ 1 x))) in x
0.109 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.109 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.109 * [taylor]: Taking taylor expansion of y in x
0.109 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 x)) in x
0.109 * [taylor]: Taking taylor expansion of 2.0 in x
0.109 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.109 * [taylor]: Taking taylor expansion of x in x
0.110 * [taylor]: Taking taylor expansion of 1 in y
0.111 * [taylor]: Taking taylor expansion of 2.0 in y
0.113 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.113 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.113 * [taylor]: Taking taylor expansion of y in y
0.116 * [taylor]: Taking taylor expansion of 0 in y
0.118 * [approximate]: Taking taylor expansion of (- (+ (/ 1 (pow x 2)) (/ 1 (pow y 2))) (* 2.0 (/ 1 x))) in (x y) around 0
0.118 * [taylor]: Taking taylor expansion of (- (+ (/ 1 (pow x 2)) (/ 1 (pow y 2))) (* 2.0 (/ 1 x))) in y
0.118 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 (pow y 2))) in y
0.118 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.118 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.118 * [taylor]: Taking taylor expansion of x in y
0.118 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.118 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.118 * [taylor]: Taking taylor expansion of y in y
0.118 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 x)) in y
0.118 * [taylor]: Taking taylor expansion of 2.0 in y
0.119 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.119 * [taylor]: Taking taylor expansion of x in y
0.119 * [taylor]: Taking taylor expansion of (- (+ (/ 1 (pow x 2)) (/ 1 (pow y 2))) (* 2.0 (/ 1 x))) in x
0.119 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 (pow y 2))) in x
0.119 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.119 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.119 * [taylor]: Taking taylor expansion of x in x
0.119 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.119 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.119 * [taylor]: Taking taylor expansion of y in x
0.119 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 x)) in x
0.119 * [taylor]: Taking taylor expansion of 2.0 in x
0.119 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.119 * [taylor]: Taking taylor expansion of x in x
0.120 * [taylor]: Taking taylor expansion of (- (+ (/ 1 (pow x 2)) (/ 1 (pow y 2))) (* 2.0 (/ 1 x))) in x
0.120 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 (pow y 2))) in x
0.120 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.120 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.120 * [taylor]: Taking taylor expansion of x in x
0.120 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.120 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.120 * [taylor]: Taking taylor expansion of y in x
0.120 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 x)) in x
0.120 * [taylor]: Taking taylor expansion of 2.0 in x
0.120 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.120 * [taylor]: Taking taylor expansion of x in x
0.121 * [taylor]: Taking taylor expansion of 1 in y
0.123 * [taylor]: Taking taylor expansion of (- 2.0) in y
0.123 * [taylor]: Taking taylor expansion of 2.0 in y
0.126 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.126 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.126 * [taylor]: Taking taylor expansion of y in y
0.129 * [taylor]: Taking taylor expansion of 0 in y
0.132 * * * [progress]: simplifying candidates
0.132 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (* (exp (* x 2.0)) (exp (* x x)))
  (log (+ (* x 2.0) (* x x)))
  (exp (+ (* x 2.0) (* x x)))
  (* (cbrt (+ (* x 2.0) (* x x))) (cbrt (+ (* x 2.0) (* x x))))
  (cbrt (+ (* x 2.0) (* x x)))
  (* (* (+ (* x 2.0) (* x x)) (+ (* x 2.0) (* x x))) (+ (* x 2.0) (* x x)))
  (sqrt (+ (* x 2.0) (* x x)))
  (sqrt (+ (* x 2.0) (* x x)))
  (+ (pow (* x 2.0) 3) (pow (* x x) 3))
  (+ (* (* x 2.0) (* x 2.0)) (- (* (* x x) (* x x)) (* (* x 2.0) (* x x))))
  (- (* (* x 2.0) (* x 2.0)) (* (* x x) (* x x)))
  (- (* x 2.0) (* x x))
  (+ 2.0 x)
  (* (* (exp (* x 2.0)) (exp (* x x))) (exp (* y y)))
  (* (exp (+ (* x 2.0) (* x x))) (exp (* y y)))
  (log (+ (+ (* x 2.0) (* x x)) (* y y)))
  (exp (+ (+ (* x 2.0) (* x x)) (* y y)))
  (* (cbrt (+ (+ (* x 2.0) (* x x)) (* y y))) (cbrt (+ (+ (* x 2.0) (* x x)) (* y y))))
  (cbrt (+ (+ (* x 2.0) (* x x)) (* y y)))
  (* (* (+ (+ (* x 2.0) (* x x)) (* y y)) (+ (+ (* x 2.0) (* x x)) (* y y))) (+ (+ (* x 2.0) (* x x)) (* y y)))
  (sqrt (+ (+ (* x 2.0) (* x x)) (* y y)))
  (sqrt (+ (+ (* x 2.0) (* x x)) (* y y)))
  (+ (pow (+ (* x 2.0) (* x x)) 3) (pow (* y y) 3))
  (+ (* (+ (* x 2.0) (* x x)) (+ (* x 2.0) (* x x))) (- (* (* y y) (* y y)) (* (+ (* x 2.0) (* x x)) (* y y))))
  (- (* (+ (* x 2.0) (* x x)) (+ (* x 2.0) (* x x))) (* (* y y) (* y y)))
  (- (+ (* x 2.0) (* x x)) (* y y))
  (+ (* x x) (* y y))
  (+ (pow x 2) (* 2.0 x))
  (+ (pow x 2) (* 2.0 x))
  (+ (pow x 2) (* 2.0 x))
  (+ (pow x 2) (+ (* 2.0 x) (pow y 2)))
  (+ (pow x 2) (+ (* 2.0 x) (pow y 2)))
  (+ (pow x 2) (+ (* 2.0 x) (pow y 2)))
0.136 * * [simplify]: iteration  0 :  182  enodes  (cost  191 )
0.141 * * [simplify]: iteration  1 :  887  enodes  (cost  164 )
0.159 * * [simplify]: iteration  2 :  3634  enodes  (cost  160 )
0.238 * * [simplify]: iteration  3 :  5002  enodes  (cost  160 )
0.239 * [simplify]: Simplified to:
   (pow (exp x) (+ 2.0 x))
  (log (+ (* x 2.0) (* x x)))
  (pow (exp x) (+ 2.0 x))
  (* (cbrt (+ (* x 2.0) (* x x))) (cbrt (+ (* x 2.0) (* x x))))
  (cbrt (+ (* x 2.0) (* x x)))
  (pow (* x (+ 2.0 x)) 3)
  (sqrt (+ (* x 2.0) (* x x)))
  (sqrt (+ (* x 2.0) (* x x)))
  (+ (pow (* x 2.0) 3) (pow (* x x) 3))
  (+ (* (* x 2.0) (* x (- 2.0 x))) (pow x 4))
  (* (pow x 2) (- (* 2.0 2.0) (pow x 2)))
  (* x (- 2.0 x))
  (+ 2.0 x)
  (exp (+ (* x (+ 2.0 x)) (pow y 2)))
  (exp (+ (* x (+ 2.0 x)) (pow y 2)))
  (log (+ (+ (* x 2.0) (* x x)) (* y y)))
  (exp (+ (* x (+ 2.0 x)) (pow y 2)))
  (* (cbrt (+ (+ (* x 2.0) (* x x)) (* y y))) (cbrt (+ (+ (* x 2.0) (* x x)) (* y y))))
  (cbrt (+ (+ (* x 2.0) (* x x)) (* y y)))
  (pow (+ (pow y 2) (* x (+ 2.0 x))) 3)
  (sqrt (+ (+ (* x 2.0) (* x x)) (* y y)))
  (sqrt (+ (+ (* x 2.0) (* x x)) (* y y)))
  (+ (pow (+ (* x 2.0) (* x x)) 3) (pow (* y y) 3))
  (+ (* (* x (+ 2.0 x)) (- (* x (+ 2.0 x)) (pow y 2))) (pow y 4))
  (* (+ (* x (+ 2.0 x)) (pow y 2)) (- (* x (+ 2.0 x)) (pow y 2)))
  (- (* x (+ 2.0 x)) (pow y 2))
  (+ (* x x) (* y y))
  (* x (+ 2.0 x))
  (* x (+ 2.0 x))
  (* x (+ 2.0 x))
  (+ (pow y 2) (* x (+ 2.0 x)))
  (+ (pow y 2) (* x (+ 2.0 x)))
  (+ (pow y 2) (* x (+ 2.0 x)))
0.239 * * * [progress]: adding candidates to table
0.299 * * [progress]: iteration 2 / 4
0.299 * * * [progress]: picking best candidate
0.300 * * * * [pick]: Picked  #<alt (λ (x y) (+ (pow y 2) (* x (+ 2.0 x))))>
0.300 * * * [progress]: localizing error
0.307 * * * [progress]: generating rewritten candidates
0.307 * * * * [progress]: [ 1 / 2 ] rewriting at (2 2)
0.313 * * * * [progress]: [ 2 / 2 ] rewriting at (2)
0.318 * * * [progress]: generating series expansions
0.318 * * * * [progress]: [ 1 / 2 ] generating series at (2 2)
0.319 * [approximate]: Taking taylor expansion of (* (+ x 2.0) x) in (x) around 0
0.319 * [taylor]: Taking taylor expansion of (* (+ x 2.0) x) in x
0.319 * [taylor]: Taking taylor expansion of (+ x 2.0) in x
0.319 * [taylor]: Taking taylor expansion of x in x
0.319 * [taylor]: Taking taylor expansion of 2.0 in x
0.319 * [taylor]: Taking taylor expansion of x in x
0.319 * [taylor]: Taking taylor expansion of (* (+ x 2.0) x) in x
0.319 * [taylor]: Taking taylor expansion of (+ x 2.0) in x
0.319 * [taylor]: Taking taylor expansion of x in x
0.319 * [taylor]: Taking taylor expansion of 2.0 in x
0.319 * [taylor]: Taking taylor expansion of x in x
0.328 * [approximate]: Taking taylor expansion of (/ (+ (/ 1 x) 2.0) x) in (x) around 0
0.328 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 x) 2.0) x) in x
0.329 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 2.0) in x
0.329 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.329 * [taylor]: Taking taylor expansion of x in x
0.329 * [taylor]: Taking taylor expansion of 2.0 in x
0.329 * [taylor]: Taking taylor expansion of x in x
0.329 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 x) 2.0) x) in x
0.329 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 2.0) in x
0.329 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.329 * [taylor]: Taking taylor expansion of x in x
0.330 * [taylor]: Taking taylor expansion of 2.0 in x
0.330 * [taylor]: Taking taylor expansion of x in x
0.340 * [approximate]: Taking taylor expansion of (* -1 (/ (- 2.0 (/ 1 x)) x)) in (x) around 0
0.340 * [taylor]: Taking taylor expansion of (* -1 (/ (- 2.0 (/ 1 x)) x)) in x
0.340 * [taylor]: Taking taylor expansion of -1 in x
0.340 * [taylor]: Taking taylor expansion of (/ (- 2.0 (/ 1 x)) x) in x
0.340 * [taylor]: Taking taylor expansion of (- 2.0 (/ 1 x)) in x
0.340 * [taylor]: Taking taylor expansion of 2.0 in x
0.340 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.340 * [taylor]: Taking taylor expansion of x in x
0.341 * [taylor]: Taking taylor expansion of x in x
0.341 * [taylor]: Taking taylor expansion of (* -1 (/ (- 2.0 (/ 1 x)) x)) in x
0.341 * [taylor]: Taking taylor expansion of -1 in x
0.341 * [taylor]: Taking taylor expansion of (/ (- 2.0 (/ 1 x)) x) in x
0.341 * [taylor]: Taking taylor expansion of (- 2.0 (/ 1 x)) in x
0.341 * [taylor]: Taking taylor expansion of 2.0 in x
0.341 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.342 * [taylor]: Taking taylor expansion of x in x
0.342 * [taylor]: Taking taylor expansion of x in x
0.360 * * * * [progress]: [ 2 / 2 ] generating series at (2)
0.360 * [approximate]: Taking taylor expansion of (+ (pow x 2) (+ (* 2.0 x) (pow y 2))) in (y x) around 0
0.360 * [taylor]: Taking taylor expansion of (+ (pow x 2) (+ (* 2.0 x) (pow y 2))) in x
0.360 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.360 * [taylor]: Taking taylor expansion of x in x
0.360 * [taylor]: Taking taylor expansion of (+ (* 2.0 x) (pow y 2)) in x
0.360 * [taylor]: Taking taylor expansion of (* 2.0 x) in x
0.360 * [taylor]: Taking taylor expansion of 2.0 in x
0.360 * [taylor]: Taking taylor expansion of x in x
0.360 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.360 * [taylor]: Taking taylor expansion of y in x
0.360 * [taylor]: Taking taylor expansion of (+ (pow x 2) (+ (* 2.0 x) (pow y 2))) in y
0.360 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.360 * [taylor]: Taking taylor expansion of x in y
0.360 * [taylor]: Taking taylor expansion of (+ (* 2.0 x) (pow y 2)) in y
0.360 * [taylor]: Taking taylor expansion of (* 2.0 x) in y
0.360 * [taylor]: Taking taylor expansion of 2.0 in y
0.360 * [taylor]: Taking taylor expansion of x in y
0.360 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.360 * [taylor]: Taking taylor expansion of y in y
0.360 * [taylor]: Taking taylor expansion of (+ (pow x 2) (+ (* 2.0 x) (pow y 2))) in y
0.360 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.360 * [taylor]: Taking taylor expansion of x in y
0.360 * [taylor]: Taking taylor expansion of (+ (* 2.0 x) (pow y 2)) in y
0.360 * [taylor]: Taking taylor expansion of (* 2.0 x) in y
0.360 * [taylor]: Taking taylor expansion of 2.0 in y
0.360 * [taylor]: Taking taylor expansion of x in y
0.360 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.360 * [taylor]: Taking taylor expansion of y in y
0.361 * [taylor]: Taking taylor expansion of (+ (pow x 2) (* 2.0 x)) in x
0.361 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.361 * [taylor]: Taking taylor expansion of x in x
0.361 * [taylor]: Taking taylor expansion of (* 2.0 x) in x
0.361 * [taylor]: Taking taylor expansion of 2.0 in x
0.361 * [taylor]: Taking taylor expansion of x in x
0.362 * [taylor]: Taking taylor expansion of 0 in x
0.364 * [taylor]: Taking taylor expansion of 1 in x
0.366 * [approximate]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (+ (/ 1 (pow y 2)) (* 2.0 (/ 1 x)))) in (y x) around 0
0.366 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (+ (/ 1 (pow y 2)) (* 2.0 (/ 1 x)))) in x
0.366 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.366 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.366 * [taylor]: Taking taylor expansion of x in x
0.366 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow y 2)) (* 2.0 (/ 1 x))) in x
0.367 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.367 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.367 * [taylor]: Taking taylor expansion of y in x
0.367 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 x)) in x
0.367 * [taylor]: Taking taylor expansion of 2.0 in x
0.367 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.367 * [taylor]: Taking taylor expansion of x in x
0.367 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (+ (/ 1 (pow y 2)) (* 2.0 (/ 1 x)))) in y
0.367 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.367 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.367 * [taylor]: Taking taylor expansion of x in y
0.367 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow y 2)) (* 2.0 (/ 1 x))) in y
0.367 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.367 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.367 * [taylor]: Taking taylor expansion of y in y
0.368 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 x)) in y
0.368 * [taylor]: Taking taylor expansion of 2.0 in y
0.368 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.368 * [taylor]: Taking taylor expansion of x in y
0.368 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (+ (/ 1 (pow y 2)) (* 2.0 (/ 1 x)))) in y
0.368 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.368 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.368 * [taylor]: Taking taylor expansion of x in y
0.368 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow y 2)) (* 2.0 (/ 1 x))) in y
0.368 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.368 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.368 * [taylor]: Taking taylor expansion of y in y
0.368 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 x)) in y
0.368 * [taylor]: Taking taylor expansion of 2.0 in y
0.369 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.369 * [taylor]: Taking taylor expansion of x in y
0.369 * [taylor]: Taking taylor expansion of 1 in x
0.373 * [taylor]: Taking taylor expansion of 0 in x
0.374 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 2.0 (/ 1 x))) in x
0.375 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.375 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.375 * [taylor]: Taking taylor expansion of x in x
0.375 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 x)) in x
0.375 * [taylor]: Taking taylor expansion of 2.0 in x
0.375 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.375 * [taylor]: Taking taylor expansion of x in x
0.377 * [taylor]: Taking taylor expansion of 0 in x
0.379 * [approximate]: Taking taylor expansion of (- (+ (/ 1 (pow x 2)) (/ 1 (pow y 2))) (* 2.0 (/ 1 x))) in (y x) around 0
0.379 * [taylor]: Taking taylor expansion of (- (+ (/ 1 (pow x 2)) (/ 1 (pow y 2))) (* 2.0 (/ 1 x))) in x
0.379 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 (pow y 2))) in x
0.379 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.379 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.379 * [taylor]: Taking taylor expansion of x in x
0.380 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.380 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.380 * [taylor]: Taking taylor expansion of y in x
0.380 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 x)) in x
0.380 * [taylor]: Taking taylor expansion of 2.0 in x
0.380 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.380 * [taylor]: Taking taylor expansion of x in x
0.380 * [taylor]: Taking taylor expansion of (- (+ (/ 1 (pow x 2)) (/ 1 (pow y 2))) (* 2.0 (/ 1 x))) in y
0.380 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 (pow y 2))) in y
0.380 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.380 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.380 * [taylor]: Taking taylor expansion of x in y
0.381 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.381 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.381 * [taylor]: Taking taylor expansion of y in y
0.381 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 x)) in y
0.381 * [taylor]: Taking taylor expansion of 2.0 in y
0.381 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.381 * [taylor]: Taking taylor expansion of x in y
0.381 * [taylor]: Taking taylor expansion of (- (+ (/ 1 (pow x 2)) (/ 1 (pow y 2))) (* 2.0 (/ 1 x))) in y
0.381 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 (pow y 2))) in y
0.381 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.381 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.381 * [taylor]: Taking taylor expansion of x in y
0.381 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.381 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.381 * [taylor]: Taking taylor expansion of y in y
0.382 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 x)) in y
0.382 * [taylor]: Taking taylor expansion of 2.0 in y
0.382 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.382 * [taylor]: Taking taylor expansion of x in y
0.382 * [taylor]: Taking taylor expansion of 1 in x
0.384 * [taylor]: Taking taylor expansion of 0 in x
0.385 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 2.0 (/ 1 x))) in x
0.385 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.385 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.385 * [taylor]: Taking taylor expansion of x in x
0.385 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 x)) in x
0.385 * [taylor]: Taking taylor expansion of 2.0 in x
0.385 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.385 * [taylor]: Taking taylor expansion of x in x
0.388 * [taylor]: Taking taylor expansion of 0 in x
0.391 * * * [progress]: simplifying candidates
0.391 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (* x (+ 2.0 x))
  (+ (log x) (log (+ 2.0 x)))
  (log (* x (+ 2.0 x)))
  (exp (* x (+ 2.0 x)))
  (* (* (* x x) x) (* (* (+ 2.0 x) (+ 2.0 x)) (+ 2.0 x)))
  (* (cbrt (* x (+ 2.0 x))) (cbrt (* x (+ 2.0 x))))
  (cbrt (* x (+ 2.0 x)))
  (* (* (* x (+ 2.0 x)) (* x (+ 2.0 x))) (* x (+ 2.0 x)))
  (sqrt (* x (+ 2.0 x)))
  (sqrt (* x (+ 2.0 x)))
  (* (sqrt x) (sqrt (+ 2.0 x)))
  (* (sqrt x) (sqrt (+ 2.0 x)))
  (* x 2.0)
  (* x x)
  (* 2.0 x)
  (* x x)
  (* x (* (cbrt (+ 2.0 x)) (cbrt (+ 2.0 x))))
  (* x (sqrt (+ 2.0 x)))
  (* x 1)
  (* x 1)
  (* (cbrt x) (+ 2.0 x))
  (* (sqrt x) (+ 2.0 x))
  (* x (+ 2.0 x))
  (* x (+ (pow 2.0 3) (pow x 3)))
  (* x (- (* 2.0 2.0) (* x x)))
  (* (exp (pow y 2)) (exp (* x (+ 2.0 x))))
  (log (+ (pow y 2) (* x (+ 2.0 x))))
  (exp (+ (pow y 2) (* x (+ 2.0 x))))
  (* (cbrt (+ (pow y 2) (* x (+ 2.0 x)))) (cbrt (+ (pow y 2) (* x (+ 2.0 x)))))
  (cbrt (+ (pow y 2) (* x (+ 2.0 x))))
  (* (* (+ (pow y 2) (* x (+ 2.0 x))) (+ (pow y 2) (* x (+ 2.0 x)))) (+ (pow y 2) (* x (+ 2.0 x))))
  (sqrt (+ (pow y 2) (* x (+ 2.0 x))))
  (sqrt (+ (pow y 2) (* x (+ 2.0 x))))
  (+ (pow (pow y 2) 3) (pow (* x (+ 2.0 x)) 3))
  (+ (* (pow y 2) (pow y 2)) (- (* (* x (+ 2.0 x)) (* x (+ 2.0 x))) (* (pow y 2) (* x (+ 2.0 x)))))
  (- (* (pow y 2) (pow y 2)) (* (* x (+ 2.0 x)) (* x (+ 2.0 x))))
  (- (pow y 2) (* x (+ 2.0 x)))
  (+ (pow y 2) (* x 2.0))
  (+ (pow y 2) (* 2.0 x))
  (+ (pow x 2) (* 2.0 x))
  (+ (pow x 2) (* 2.0 x))
  (+ (pow x 2) (* 2.0 x))
  (+ (pow x 2) (+ (* 2.0 x) (pow y 2)))
  (+ (pow x 2) (+ (* 2.0 x) (pow y 2)))
  (+ (pow x 2) (+ (* 2.0 x) (pow y 2)))
0.395 * * [simplify]: iteration  0 :  195  enodes  (cost  180 )
0.400 * * [simplify]: iteration  1 :  967  enodes  (cost  167 )
0.423 * * [simplify]: iteration  2 :  5002  enodes  (cost  167 )
0.424 * [simplify]: Simplified to:
   (* x (+ 2.0 x))
  (log (* x (+ 2.0 x)))
  (log (* x (+ 2.0 x)))
  (exp (* x (+ 2.0 x)))
  (pow (* x (+ 2.0 x)) 3)
  (* (cbrt (* x (+ 2.0 x))) (cbrt (* x (+ 2.0 x))))
  (cbrt (* x (+ 2.0 x)))
  (pow (* x (+ 2.0 x)) 3)
  (sqrt (* x (+ 2.0 x)))
  (sqrt (* x (+ 2.0 x)))
  (* (sqrt (+ 2.0 x)) (pow x 1/2))
  (* (sqrt (+ 2.0 x)) (pow x 1/2))
  (* x 2.0)
  (pow x 2)
  (* x 2.0)
  (pow x 2)
  (* x (* (cbrt (+ 2.0 x)) (cbrt (+ 2.0 x))))
  (* x (sqrt (+ 2.0 x)))
  x
  x
  (* (cbrt x) (+ 2.0 x))
  (* (sqrt x) (+ 2.0 x))
  (* x (+ 2.0 x))
  (* x (+ (pow 2.0 3) (pow x 3)))
  (* x (- (* 2.0 2.0) (* x x)))
  (exp (+ (pow y 2) (* x (+ 2.0 x))))
  (log (+ (pow y 2) (* x (+ 2.0 x))))
  (exp (+ (pow y 2) (* x (+ 2.0 x))))
  (* (cbrt (+ (pow y 2) (* x (+ 2.0 x)))) (cbrt (+ (pow y 2) (* x (+ 2.0 x)))))
  (cbrt (+ (pow y 2) (* x (+ 2.0 x))))
  (pow (+ (pow y 2) (* x (+ 2.0 x))) 3)
  (sqrt (+ (pow y 2) (* x (+ 2.0 x))))
  (sqrt (+ (pow y 2) (* x (+ 2.0 x))))
  (+ (pow (pow y 2) 3) (pow (* x (+ 2.0 x)) 3))
  (+ (* (* x (+ 2.0 x)) (- (* x (+ 2.0 x)) (pow y 2))) (pow y 4))
  (+ (pow y 4) (- (* (* x (+ 2.0 x)) (* x (+ 2.0 x)))))
  (- (pow y 2) (* x (+ 2.0 x)))
  (+ (pow y 2) (* 2.0 x))
  (+ (pow y 2) (* 2.0 x))
  (* x (+ 2.0 x))
  (* x (+ 2.0 x))
  (* x (+ 2.0 x))
  (+ (pow y 2) (* x (+ 2.0 x)))
  (+ (pow y 2) (* x (+ 2.0 x)))
  (+ (pow y 2) (* x (+ 2.0 x)))
0.425 * * * [progress]: adding candidates to table
0.493 * [progress]: [Phase 3 of 3] Extracting.
0.493 * * [regime]: Finding splitpoints for: (#<alt (λ (x y) (+ (+ (* x 2.0) (* x x)) (* y y)))> #<alt (λ (x y) (+ (pow y 2) (* x (+ 2.0 x))))>)
0.494 * * * [regime-changes]: Trying 5 branch expressions: ((* y y) (+ (* x 2.0) (* x x)) (+ (+ (* x 2.0) (* x x)) (* y y)) y x)
0.494 * * * * [regimes]: Trying to branch on (* y y) from (#<alt (λ (x y) (+ (+ (* x 2.0) (* x x)) (* y y)))> #<alt (λ (x y) (+ (pow y 2) (* x (+ 2.0 x))))>)
0.506 * * * * [regimes]: Trying to branch on (+ (* x 2.0) (* x x)) from (#<alt (λ (x y) (+ (+ (* x 2.0) (* x x)) (* y y)))> #<alt (λ (x y) (+ (pow y 2) (* x (+ 2.0 x))))>)
0.518 * * * * [regimes]: Trying to branch on (+ (+ (* x 2.0) (* x x)) (* y y)) from (#<alt (λ (x y) (+ (+ (* x 2.0) (* x x)) (* y y)))> #<alt (λ (x y) (+ (pow y 2) (* x (+ 2.0 x))))>)
0.529 * * * * [regimes]: Trying to branch on y from (#<alt (λ (x y) (+ (+ (* x 2.0) (* x x)) (* y y)))> #<alt (λ (x y) (+ (pow y 2) (* x (+ 2.0 x))))>)
0.540 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x y) (+ (+ (* x 2.0) (* x x)) (* y y)))> #<alt (λ (x y) (+ (pow y 2) (* x (+ 2.0 x))))>)
0.553 * * * [regime]: Found split indices: #<option (#s(si 0 255))>
0.553 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (+ (+ (* x 2.0) (* x x)) (* y y))
0.553 * * [simplify]: iteration  0 :  11  enodes  (cost  5 )
0.554 * * [simplify]: iteration  1 :  11  enodes  (cost  5 )
0.554 * [simplify]: Simplified to:
   (+ (+ (* x 2.0) (* x x)) (* y y))
1.176 * [regime-testing]: Baseline error score: 0.012852525930998575
1.177 * [regime-testing]: Oracle error score: 0.006375796974621828
1.178 * [regime-testing]: End program error score: 0.012852525930998575
1.197 * [regime-testing]: Target error score: 0.012852525930998575