23.472 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.015 * * * [progress]: [2/2] Setting up program.
0.017 * [progress]: [Phase 2 of 3] Improving.
0.017 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (* (+ x y) (+ x y))
0.018 * * [simplify]: iteration  0 :  4  enodes  (cost  7 )
0.018 * * [simplify]: iteration  1 :  11  enodes  (cost  7 )
0.020 * * [simplify]: iteration  2 :  24  enodes  (cost  7 )
0.023 * * [simplify]: iteration  3 :  40  enodes  (cost  7 )
0.029 * * [simplify]: iteration  4 :  59  enodes  (cost  7 )
0.038 * * [simplify]: iteration  5 :  75  enodes  (cost  7 )
0.052 * * [simplify]: iteration  6 :  82  enodes  (cost  7 )
0.064 * * [simplify]: iteration  7 :  84  enodes  (cost  7 )
0.076 * * [simplify]: iteration  done :  84  enodes  (cost  7 )
0.076 * [simplify]: Simplified to:
   (* (+ x y) (+ x y))
0.076 * * [progress]: iteration 1 / 4
0.076 * * * [progress]: picking best candidate
0.077 * * * * [pick]: Picked  #<alt (λ (x y) (* (+ x y) (+ x y)))>
0.077 * * * [progress]: localizing error
0.081 * * * [progress]: generating rewritten candidates
0.081 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.102 * * * [progress]: generating series expansions
0.102 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.102 * [approximate]: Taking taylor expansion of (pow (+ x y) 2) in (x y) around 0
0.102 * [taylor]: Taking taylor expansion of (pow (+ x y) 2) in y
0.102 * [taylor]: Taking taylor expansion of (+ x y) in y
0.102 * [taylor]: Taking taylor expansion of x in y
0.102 * [taylor]: Taking taylor expansion of y in y
0.102 * [taylor]: Taking taylor expansion of (pow (+ x y) 2) in x
0.102 * [taylor]: Taking taylor expansion of (+ x y) in x
0.102 * [taylor]: Taking taylor expansion of x in x
0.102 * [taylor]: Taking taylor expansion of y in x
0.102 * [taylor]: Taking taylor expansion of (pow (+ x y) 2) in x
0.102 * [taylor]: Taking taylor expansion of (+ x y) in x
0.102 * [taylor]: Taking taylor expansion of x in x
0.102 * [taylor]: Taking taylor expansion of y in x
0.102 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.102 * [taylor]: Taking taylor expansion of y in y
0.103 * [taylor]: Taking taylor expansion of (* 2 y) in y
0.103 * [taylor]: Taking taylor expansion of 2 in y
0.103 * [taylor]: Taking taylor expansion of y in y
0.104 * [taylor]: Taking taylor expansion of 1 in y
0.105 * [approximate]: Taking taylor expansion of (pow (+ (/ 1 y) (/ 1 x)) 2) in (x y) around 0
0.105 * [taylor]: Taking taylor expansion of (pow (+ (/ 1 y) (/ 1 x)) 2) in y
0.105 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in y
0.105 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.105 * [taylor]: Taking taylor expansion of y in y
0.105 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.105 * [taylor]: Taking taylor expansion of x in y
0.106 * [taylor]: Taking taylor expansion of (pow (+ (/ 1 y) (/ 1 x)) 2) in x
0.106 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.106 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.106 * [taylor]: Taking taylor expansion of y in x
0.106 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.106 * [taylor]: Taking taylor expansion of x in x
0.106 * [taylor]: Taking taylor expansion of (pow (+ (/ 1 y) (/ 1 x)) 2) in x
0.106 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.106 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.106 * [taylor]: Taking taylor expansion of y in x
0.106 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.106 * [taylor]: Taking taylor expansion of x in x
0.107 * [taylor]: Taking taylor expansion of 1 in y
0.108 * [taylor]: Taking taylor expansion of (* 2 (/ 1 y)) in y
0.108 * [taylor]: Taking taylor expansion of 2 in y
0.108 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.108 * [taylor]: Taking taylor expansion of y in y
0.110 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.110 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.110 * [taylor]: Taking taylor expansion of y in y
0.111 * [approximate]: Taking taylor expansion of (pow (+ (/ 1 y) (/ 1 x)) 2) in (x y) around 0
0.111 * [taylor]: Taking taylor expansion of (pow (+ (/ 1 y) (/ 1 x)) 2) in y
0.111 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in y
0.111 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.111 * [taylor]: Taking taylor expansion of y in y
0.111 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.111 * [taylor]: Taking taylor expansion of x in y
0.112 * [taylor]: Taking taylor expansion of (pow (+ (/ 1 y) (/ 1 x)) 2) in x
0.112 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.112 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.112 * [taylor]: Taking taylor expansion of y in x
0.112 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.112 * [taylor]: Taking taylor expansion of x in x
0.112 * [taylor]: Taking taylor expansion of (pow (+ (/ 1 y) (/ 1 x)) 2) in x
0.113 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.113 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.113 * [taylor]: Taking taylor expansion of y in x
0.113 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.113 * [taylor]: Taking taylor expansion of x in x
0.113 * [taylor]: Taking taylor expansion of 1 in y
0.114 * [taylor]: Taking taylor expansion of (* 2 (/ 1 y)) in y
0.114 * [taylor]: Taking taylor expansion of 2 in y
0.114 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.114 * [taylor]: Taking taylor expansion of y in y
0.116 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.116 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.116 * [taylor]: Taking taylor expansion of y in y
0.117 * * * [progress]: simplifying candidates
0.118 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (+ 1 1)
  (* (+ x y) (+ x y))
  (+ 1 1)
  (+ (log (+ x y)) (log (+ x y)))
  (log (* (+ x y) (+ x y)))
  (exp (* (+ x y) (+ x y)))
  (* (* (* (+ x y) (+ x y)) (+ x y)) (* (* (+ x y) (+ x y)) (+ x y)))
  (* (cbrt (* (+ x y) (+ x y))) (cbrt (* (+ x y) (+ x y))))
  (cbrt (* (+ x y) (+ x y)))
  (* (* (* (+ x y) (+ x y)) (* (+ x y) (+ x y))) (* (+ x y) (+ x y)))
  (sqrt (* (+ x y) (+ x y)))
  (sqrt (* (+ x y) (+ x y)))
  (* (+ (pow x 3) (pow y 3)) (+ (pow x 3) (pow y 3)))
  (* (+ (* x x) (- (* y y) (* x y))) (+ (* x x) (- (* y y) (* x y))))
  (* (+ (pow x 3) (pow y 3)) (- (* x x) (* y y)))
  (* (+ (* x x) (- (* y y) (* x y))) (- x y))
  (* (- (* x x) (* y y)) (+ (pow x 3) (pow y 3)))
  (* (- x y) (+ (* x x) (- (* y y) (* x y))))
  (* (- (* x x) (* y y)) (- (* x x) (* y y)))
  (* (- x y) (- x y))
  (* (* (cbrt (+ x y)) (cbrt (+ x y))) (* (cbrt (+ x y)) (cbrt (+ x y))))
  (* (cbrt (+ x y)) (cbrt (+ x y)))
  (* (sqrt (+ x y)) (sqrt (+ x y)))
  (* (sqrt (+ x y)) (sqrt (+ x y)))
  (* 1 1)
  (* (+ x y) (+ x y))
  (* 1 1)
  (* (+ x y) (+ x y))
  (* 1 1)
  (* (+ x y) (+ x y))
  (* 1 1)
  (* (+ x y) (+ x y))
  (* (sqrt (+ x y)) (sqrt (+ x y)))
  (* (sqrt (+ x y)) (sqrt (+ x y)))
  (* 2 1)
  (* (+ x y) x)
  (* (+ x y) y)
  (* x (+ x y))
  (* y (+ x y))
  (* (+ x y) (* (cbrt (+ x y)) (cbrt (+ x y))))
  (* (+ x y) (sqrt (+ x y)))
  (* (+ x y) 1)
  (* (+ x y) 1)
  (* (cbrt (+ x y)) (+ x y))
  (* (sqrt (+ x y)) (+ x y))
  (* (+ x y) (+ x y))
  (* (+ x y) (+ x y))
  (* (+ x y) (+ (pow x 3) (pow y 3)))
  (* (+ x y) (- (* x x) (* y y)))
  (* (+ (pow x 3) (pow y 3)) (+ x y))
  (* (- (* x x) (* y y)) (+ x y))
  (+ (pow x 2) (+ (pow y 2) (* 2 (* x y))))
  (+ (pow x 2) (+ (pow y 2) (* 2 (* x y))))
  (+ (pow x 2) (+ (pow y 2) (* 2 (* x y))))
0.120 * * [simplify]: iteration  0 :  62  enodes  (cost  516 )
0.134 * * [simplify]: iteration  1 :  185  enodes  (cost  453 )
0.177 * * [simplify]: iteration  2 :  730  enodes  (cost  407 )
1.290 * * [simplify]: iteration  3 :  3850  enodes  (cost  376 )
2.721 * * [simplify]: iteration  done :  5001  enodes  (cost  376 )
2.722 * [simplify]: Simplified to:
   2
  (pow (sqrt (+ x y)) 4)
  2
  (* 2 (log (+ x y)))
  (* 2 (log (+ x y)))
  (exp (pow (sqrt (+ x y)) 4))
  (pow (+ y x) 6)
  (* (cbrt (pow (sqrt (+ x y)) 4)) (cbrt (pow (sqrt (+ x y)) 4)))
  (cbrt (pow (sqrt (+ x y)) 4))
  (pow (+ y x) 6)
  (fabs (+ x y))
  (fabs (+ x y))
  (* (+ (pow x 3) (pow y 3)) (+ (pow x 3) (pow y 3)))
  (* (+ (* x x) (* y (- y x))) (+ (* x x) (* y (- y x))))
  (* (+ (pow x 3) (pow y 3)) (- (* x x) (* y y)))
  (* (+ (* x x) (* y (- y x))) (- x y))
  (* (+ (pow x 3) (pow y 3)) (- (* x x) (* y y)))
  (* (+ (* x x) (* y (- y x))) (- x y))
  (* (pow (sqrt (+ x y)) 4) (* (- x y) (- x y)))
  (* (- x y) (- x y))
  (pow (cbrt (+ x y)) 4)
  (* (cbrt (+ x y)) (cbrt (+ x y)))
  (+ y x)
  (+ y x)
  1
  (pow (sqrt (+ x y)) 4)
  1
  (pow (sqrt (+ x y)) 4)
  1
  (pow (sqrt (+ x y)) 4)
  1
  (pow (sqrt (+ x y)) 4)
  (+ y x)
  (+ y x)
  2
  (* x (+ x y))
  (* y (+ x y))
  (* x (+ x y))
  (* y (+ x y))
  (* (cbrt (+ x y)) (pow (cbrt (+ x y)) 4))
  (pow (sqrt (+ x y)) 3)
  (+ y x)
  (+ y x)
  (pow (cbrt (+ x y)) 4)
  (pow (sqrt (+ x y)) 3)
  (pow (sqrt (+ x y)) 4)
  (pow (sqrt (+ x y)) 4)
  (* (+ (pow x 3) (pow y 3)) (+ x y))
  (* (- x y) (pow (sqrt (+ x y)) 4))
  (* (+ (pow x 3) (pow y 3)) (+ x y))
  (* (- x y) (pow (sqrt (+ x y)) 4))
  (+ (* y (+ y (* 2 x))) (* x x))
  (+ (* y (+ y (* 2 x))) (* x x))
  (+ (* y (+ y (* 2 x))) (* x x))
2.722 * * * [progress]: adding candidates to table
2.781 * * [progress]: iteration 2 / 4
2.781 * * * [progress]: picking best candidate
2.784 * * * * [pick]: Picked  #<alt (λ (x y) (+ (* y (+ y (* 2 x))) (* x x)))>
2.784 * * * [progress]: localizing error
2.791 * * * [progress]: generating rewritten candidates
2.791 * * * * [progress]: [ 1 / 1 ] rewriting at (2 1)
2.801 * * * [progress]: generating series expansions
2.801 * * * * [progress]: [ 1 / 1 ] generating series at (2 1)
2.801 * [approximate]: Taking taylor expansion of (* (+ (* 2 x) y) y) in (y x) around 0
2.801 * [taylor]: Taking taylor expansion of (* (+ (* 2 x) y) y) in x
2.801 * [taylor]: Taking taylor expansion of (+ (* 2 x) y) in x
2.801 * [taylor]: Taking taylor expansion of (* 2 x) in x
2.801 * [taylor]: Taking taylor expansion of 2 in x
2.801 * [taylor]: Taking taylor expansion of x in x
2.801 * [taylor]: Taking taylor expansion of y in x
2.801 * [taylor]: Taking taylor expansion of y in x
2.801 * [taylor]: Taking taylor expansion of (* (+ (* 2 x) y) y) in y
2.801 * [taylor]: Taking taylor expansion of (+ (* 2 x) y) in y
2.801 * [taylor]: Taking taylor expansion of (* 2 x) in y
2.801 * [taylor]: Taking taylor expansion of 2 in y
2.801 * [taylor]: Taking taylor expansion of x in y
2.801 * [taylor]: Taking taylor expansion of y in y
2.801 * [taylor]: Taking taylor expansion of y in y
2.801 * [taylor]: Taking taylor expansion of (* (+ (* 2 x) y) y) in y
2.801 * [taylor]: Taking taylor expansion of (+ (* 2 x) y) in y
2.801 * [taylor]: Taking taylor expansion of (* 2 x) in y
2.801 * [taylor]: Taking taylor expansion of 2 in y
2.801 * [taylor]: Taking taylor expansion of x in y
2.801 * [taylor]: Taking taylor expansion of y in y
2.801 * [taylor]: Taking taylor expansion of y in y
2.801 * [taylor]: Taking taylor expansion of 0 in x
2.802 * [taylor]: Taking taylor expansion of (* 2 x) in x
2.802 * [taylor]: Taking taylor expansion of 2 in x
2.802 * [taylor]: Taking taylor expansion of x in x
2.804 * [taylor]: Taking taylor expansion of 1 in x
2.806 * [taylor]: Taking taylor expansion of 0 in x
2.808 * [taylor]: Taking taylor expansion of 0 in x
2.808 * [approximate]: Taking taylor expansion of (/ (+ (/ 1 y) (* 2 (/ 1 x))) y) in (y x) around 0
2.808 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 y) (* 2 (/ 1 x))) y) in x
2.808 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (* 2 (/ 1 x))) in x
2.808 * [taylor]: Taking taylor expansion of (/ 1 y) in x
2.808 * [taylor]: Taking taylor expansion of y in x
2.808 * [taylor]: Taking taylor expansion of (* 2 (/ 1 x)) in x
2.808 * [taylor]: Taking taylor expansion of 2 in x
2.808 * [taylor]: Taking taylor expansion of (/ 1 x) in x
2.808 * [taylor]: Taking taylor expansion of x in x
2.809 * [taylor]: Taking taylor expansion of y in x
2.809 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 y) (* 2 (/ 1 x))) y) in y
2.809 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (* 2 (/ 1 x))) in y
2.809 * [taylor]: Taking taylor expansion of (/ 1 y) in y
2.809 * [taylor]: Taking taylor expansion of y in y
2.809 * [taylor]: Taking taylor expansion of (* 2 (/ 1 x)) in y
2.809 * [taylor]: Taking taylor expansion of 2 in y
2.809 * [taylor]: Taking taylor expansion of (/ 1 x) in y
2.809 * [taylor]: Taking taylor expansion of x in y
2.810 * [taylor]: Taking taylor expansion of y in y
2.810 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 y) (* 2 (/ 1 x))) y) in y
2.810 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (* 2 (/ 1 x))) in y
2.810 * [taylor]: Taking taylor expansion of (/ 1 y) in y
2.810 * [taylor]: Taking taylor expansion of y in y
2.810 * [taylor]: Taking taylor expansion of (* 2 (/ 1 x)) in y
2.810 * [taylor]: Taking taylor expansion of 2 in y
2.810 * [taylor]: Taking taylor expansion of (/ 1 x) in y
2.810 * [taylor]: Taking taylor expansion of x in y
2.810 * [taylor]: Taking taylor expansion of y in y
2.811 * [taylor]: Taking taylor expansion of 1 in x
2.812 * [taylor]: Taking taylor expansion of (* 2 (/ 1 x)) in x
2.812 * [taylor]: Taking taylor expansion of 2 in x
2.812 * [taylor]: Taking taylor expansion of (/ 1 x) in x
2.812 * [taylor]: Taking taylor expansion of x in x
2.814 * [taylor]: Taking taylor expansion of 0 in x
2.817 * [taylor]: Taking taylor expansion of 0 in x
2.821 * [taylor]: Taking taylor expansion of 0 in x
2.822 * [approximate]: Taking taylor expansion of (/ (+ (/ 1 y) (* 2 (/ 1 x))) y) in (y x) around 0
2.822 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 y) (* 2 (/ 1 x))) y) in x
2.822 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (* 2 (/ 1 x))) in x
2.822 * [taylor]: Taking taylor expansion of (/ 1 y) in x
2.822 * [taylor]: Taking taylor expansion of y in x
2.822 * [taylor]: Taking taylor expansion of (* 2 (/ 1 x)) in x
2.822 * [taylor]: Taking taylor expansion of 2 in x
2.822 * [taylor]: Taking taylor expansion of (/ 1 x) in x
2.822 * [taylor]: Taking taylor expansion of x in x
2.822 * [taylor]: Taking taylor expansion of y in x
2.823 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 y) (* 2 (/ 1 x))) y) in y
2.823 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (* 2 (/ 1 x))) in y
2.823 * [taylor]: Taking taylor expansion of (/ 1 y) in y
2.823 * [taylor]: Taking taylor expansion of y in y
2.823 * [taylor]: Taking taylor expansion of (* 2 (/ 1 x)) in y
2.823 * [taylor]: Taking taylor expansion of 2 in y
2.823 * [taylor]: Taking taylor expansion of (/ 1 x) in y
2.823 * [taylor]: Taking taylor expansion of x in y
2.823 * [taylor]: Taking taylor expansion of y in y
2.823 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 y) (* 2 (/ 1 x))) y) in y
2.823 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (* 2 (/ 1 x))) in y
2.824 * [taylor]: Taking taylor expansion of (/ 1 y) in y
2.824 * [taylor]: Taking taylor expansion of y in y
2.824 * [taylor]: Taking taylor expansion of (* 2 (/ 1 x)) in y
2.824 * [taylor]: Taking taylor expansion of 2 in y
2.824 * [taylor]: Taking taylor expansion of (/ 1 x) in y
2.824 * [taylor]: Taking taylor expansion of x in y
2.824 * [taylor]: Taking taylor expansion of y in y
2.824 * [taylor]: Taking taylor expansion of 1 in x
2.825 * [taylor]: Taking taylor expansion of (* 2 (/ 1 x)) in x
2.825 * [taylor]: Taking taylor expansion of 2 in x
2.825 * [taylor]: Taking taylor expansion of (/ 1 x) in x
2.825 * [taylor]: Taking taylor expansion of x in x
2.828 * [taylor]: Taking taylor expansion of 0 in x
2.831 * [taylor]: Taking taylor expansion of 0 in x
2.835 * [taylor]: Taking taylor expansion of 0 in x
2.836 * * * [progress]: simplifying candidates
2.836 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (* y (+ y (* 2 x)))
  (+ (log y) (log (+ y (* 2 x))))
  (log (* y (+ y (* 2 x))))
  (exp (* y (+ y (* 2 x))))
  (* (* (* y y) y) (* (* (+ y (* 2 x)) (+ y (* 2 x))) (+ y (* 2 x))))
  (* (cbrt (* y (+ y (* 2 x)))) (cbrt (* y (+ y (* 2 x)))))
  (cbrt (* y (+ y (* 2 x))))
  (* (* (* y (+ y (* 2 x))) (* y (+ y (* 2 x)))) (* y (+ y (* 2 x))))
  (sqrt (* y (+ y (* 2 x))))
  (sqrt (* y (+ y (* 2 x))))
  (* (sqrt y) (sqrt (+ y (* 2 x))))
  (* (sqrt y) (sqrt (+ y (* 2 x))))
  (* y y)
  (* y (* 2 x))
  (* y y)
  (* (* 2 x) y)
  (* y (* (cbrt (+ y (* 2 x))) (cbrt (+ y (* 2 x)))))
  (* y (sqrt (+ y (* 2 x))))
  (* y 1)
  (* (cbrt y) (+ y (* 2 x)))
  (* (sqrt y) (+ y (* 2 x)))
  (* y (+ y (* 2 x)))
  (* y (+ (pow y 3) (pow (* 2 x) 3)))
  (* y (- (* y y) (* (* 2 x) (* 2 x))))
  (+ (pow y 2) (* 2 (* x y)))
  (+ (pow y 2) (* 2 (* x y)))
  (+ (pow y 2) (* 2 (* x y)))
2.838 * * [simplify]: iteration  0 :  47  enodes  (cost  253 )
2.850 * * [simplify]: iteration  1 :  142  enodes  (cost  240 )
2.884 * * [simplify]: iteration  2 :  428  enodes  (cost  214 )
3.060 * * [simplify]: iteration  3 :  1506  enodes  (cost  214 )
4.014 * * [simplify]: iteration  done :  5002  enodes  (cost  214 )
4.014 * [simplify]: Simplified to:
   (* (+ y (* 2 x)) y)
  (log (* y (+ y (* 2 x))))
  (log (* y (+ y (* 2 x))))
  (exp (* y (+ y (* 2 x))))
  (pow (* y (+ y (* 2 x))) 3)
  (* (cbrt (* y (+ y (* 2 x)))) (cbrt (* y (+ y (* 2 x)))))
  (cbrt (* y (+ y (* 2 x))))
  (pow (* y (+ y (* 2 x))) 3)
  (sqrt (* y (+ y (* 2 x))))
  (sqrt (* y (+ y (* 2 x))))
  (* (sqrt y) (sqrt (+ y (* 2 x))))
  (* (sqrt y) (sqrt (+ y (* 2 x))))
  (* y y)
  (* (* 2 x) y)
  (* y y)
  (* (* 2 x) y)
  (* y (* (cbrt (+ y (* 2 x))) (cbrt (+ y (* 2 x)))))
  (* y (sqrt (+ y (* 2 x))))
  y
  (* (cbrt y) (+ y (* 2 x)))
  (* (sqrt y) (+ y (* 2 x)))
  (* (+ y (* 2 x)) y)
  (* y (+ (pow y 3) (pow (* 2 x) 3)))
  (* y (- (* y y) (* 4 (* x x))))
  (* (+ y (* 2 x)) y)
  (* (+ y (* 2 x)) y)
  (* (+ y (* 2 x)) y)
4.015 * * * [progress]: adding candidates to table
4.059 * * [progress]: iteration 3 / 4
4.059 * * * [progress]: picking best candidate
4.060 * * * * [pick]: Picked  #<alt (λ (x y) (+ (+ (* y y) (* (* 2 x) y)) (* x x)))>
4.060 * * * [progress]: localizing error
4.070 * * * [progress]: generating rewritten candidates
4.070 * * * * [progress]: [ 1 / 1 ] rewriting at (2 1)
4.073 * * * [progress]: generating series expansions
4.073 * * * * [progress]: [ 1 / 1 ] generating series at (2 1)
4.074 * [approximate]: Taking taylor expansion of (+ (pow y 2) (* 2 (* x y))) in (y x) around 0
4.074 * [taylor]: Taking taylor expansion of (+ (pow y 2) (* 2 (* x y))) in x
4.074 * [taylor]: Taking taylor expansion of (pow y 2) in x
4.074 * [taylor]: Taking taylor expansion of y in x
4.074 * [taylor]: Taking taylor expansion of (* 2 (* x y)) in x
4.074 * [taylor]: Taking taylor expansion of 2 in x
4.074 * [taylor]: Taking taylor expansion of (* x y) in x
4.074 * [taylor]: Taking taylor expansion of x in x
4.074 * [taylor]: Taking taylor expansion of y in x
4.074 * [taylor]: Taking taylor expansion of (+ (pow y 2) (* 2 (* x y))) in y
4.074 * [taylor]: Taking taylor expansion of (pow y 2) in y
4.074 * [taylor]: Taking taylor expansion of y in y
4.074 * [taylor]: Taking taylor expansion of (* 2 (* x y)) in y
4.074 * [taylor]: Taking taylor expansion of 2 in y
4.074 * [taylor]: Taking taylor expansion of (* x y) in y
4.074 * [taylor]: Taking taylor expansion of x in y
4.074 * [taylor]: Taking taylor expansion of y in y
4.074 * [taylor]: Taking taylor expansion of (+ (pow y 2) (* 2 (* x y))) in y
4.074 * [taylor]: Taking taylor expansion of (pow y 2) in y
4.074 * [taylor]: Taking taylor expansion of y in y
4.074 * [taylor]: Taking taylor expansion of (* 2 (* x y)) in y
4.074 * [taylor]: Taking taylor expansion of 2 in y
4.074 * [taylor]: Taking taylor expansion of (* x y) in y
4.074 * [taylor]: Taking taylor expansion of x in y
4.074 * [taylor]: Taking taylor expansion of y in y
4.075 * [taylor]: Taking taylor expansion of 0 in x
4.075 * [taylor]: Taking taylor expansion of (* 2 x) in x
4.075 * [taylor]: Taking taylor expansion of 2 in x
4.075 * [taylor]: Taking taylor expansion of x in x
4.077 * [taylor]: Taking taylor expansion of 1 in x
4.079 * [taylor]: Taking taylor expansion of 0 in x
4.082 * [taylor]: Taking taylor expansion of 0 in x
4.082 * [approximate]: Taking taylor expansion of (+ (/ 1 (pow y 2)) (* 2 (/ 1 (* x y)))) in (y x) around 0
4.082 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow y 2)) (* 2 (/ 1 (* x y)))) in x
4.082 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
4.082 * [taylor]: Taking taylor expansion of (pow y 2) in x
4.082 * [taylor]: Taking taylor expansion of y in x
4.082 * [taylor]: Taking taylor expansion of (* 2 (/ 1 (* x y))) in x
4.082 * [taylor]: Taking taylor expansion of 2 in x
4.082 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
4.082 * [taylor]: Taking taylor expansion of (* x y) in x
4.082 * [taylor]: Taking taylor expansion of x in x
4.082 * [taylor]: Taking taylor expansion of y in x
4.083 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow y 2)) (* 2 (/ 1 (* x y)))) in y
4.083 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
4.083 * [taylor]: Taking taylor expansion of (pow y 2) in y
4.083 * [taylor]: Taking taylor expansion of y in y
4.083 * [taylor]: Taking taylor expansion of (* 2 (/ 1 (* x y))) in y
4.083 * [taylor]: Taking taylor expansion of 2 in y
4.083 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in y
4.083 * [taylor]: Taking taylor expansion of (* x y) in y
4.083 * [taylor]: Taking taylor expansion of x in y
4.083 * [taylor]: Taking taylor expansion of y in y
4.083 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow y 2)) (* 2 (/ 1 (* x y)))) in y
4.083 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
4.083 * [taylor]: Taking taylor expansion of (pow y 2) in y
4.083 * [taylor]: Taking taylor expansion of y in y
4.084 * [taylor]: Taking taylor expansion of (* 2 (/ 1 (* x y))) in y
4.084 * [taylor]: Taking taylor expansion of 2 in y
4.084 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in y
4.084 * [taylor]: Taking taylor expansion of (* x y) in y
4.084 * [taylor]: Taking taylor expansion of x in y
4.084 * [taylor]: Taking taylor expansion of y in y
4.085 * [taylor]: Taking taylor expansion of 1 in x
4.085 * [taylor]: Taking taylor expansion of (* 2 (/ 1 x)) in x
4.085 * [taylor]: Taking taylor expansion of 2 in x
4.085 * [taylor]: Taking taylor expansion of (/ 1 x) in x
4.085 * [taylor]: Taking taylor expansion of x in x
4.088 * [taylor]: Taking taylor expansion of 0 in x
4.091 * [taylor]: Taking taylor expansion of 0 in x
4.094 * [taylor]: Taking taylor expansion of 0 in x
4.095 * [approximate]: Taking taylor expansion of (+ (/ 1 (pow y 2)) (* 2 (/ 1 (* x y)))) in (y x) around 0
4.095 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow y 2)) (* 2 (/ 1 (* x y)))) in x
4.095 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
4.095 * [taylor]: Taking taylor expansion of (pow y 2) in x
4.095 * [taylor]: Taking taylor expansion of y in x
4.095 * [taylor]: Taking taylor expansion of (* 2 (/ 1 (* x y))) in x
4.095 * [taylor]: Taking taylor expansion of 2 in x
4.095 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
4.095 * [taylor]: Taking taylor expansion of (* x y) in x
4.095 * [taylor]: Taking taylor expansion of x in x
4.095 * [taylor]: Taking taylor expansion of y in x
4.095 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow y 2)) (* 2 (/ 1 (* x y)))) in y
4.095 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
4.095 * [taylor]: Taking taylor expansion of (pow y 2) in y
4.095 * [taylor]: Taking taylor expansion of y in y
4.096 * [taylor]: Taking taylor expansion of (* 2 (/ 1 (* x y))) in y
4.096 * [taylor]: Taking taylor expansion of 2 in y
4.096 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in y
4.096 * [taylor]: Taking taylor expansion of (* x y) in y
4.096 * [taylor]: Taking taylor expansion of x in y
4.096 * [taylor]: Taking taylor expansion of y in y
4.096 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow y 2)) (* 2 (/ 1 (* x y)))) in y
4.096 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
4.096 * [taylor]: Taking taylor expansion of (pow y 2) in y
4.096 * [taylor]: Taking taylor expansion of y in y
4.097 * [taylor]: Taking taylor expansion of (* 2 (/ 1 (* x y))) in y
4.097 * [taylor]: Taking taylor expansion of 2 in y
4.097 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in y
4.097 * [taylor]: Taking taylor expansion of (* x y) in y
4.097 * [taylor]: Taking taylor expansion of x in y
4.097 * [taylor]: Taking taylor expansion of y in y
4.097 * [taylor]: Taking taylor expansion of 1 in x
4.098 * [taylor]: Taking taylor expansion of (* 2 (/ 1 x)) in x
4.098 * [taylor]: Taking taylor expansion of 2 in x
4.098 * [taylor]: Taking taylor expansion of (/ 1 x) in x
4.098 * [taylor]: Taking taylor expansion of x in x
4.100 * [taylor]: Taking taylor expansion of 0 in x
4.103 * [taylor]: Taking taylor expansion of 0 in x
4.107 * [taylor]: Taking taylor expansion of 0 in x
4.107 * * * [progress]: simplifying candidates
4.107 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (* (exp (* y y)) (exp (* (* 2 x) y)))
  (log (+ (* y y) (* (* 2 x) y)))
  (exp (+ (* y y) (* (* 2 x) y)))
  (* (cbrt (+ (* y y) (* (* 2 x) y))) (cbrt (+ (* y y) (* (* 2 x) y))))
  (cbrt (+ (* y y) (* (* 2 x) y)))
  (* (* (+ (* y y) (* (* 2 x) y)) (+ (* y y) (* (* 2 x) y))) (+ (* y y) (* (* 2 x) y)))
  (sqrt (+ (* y y) (* (* 2 x) y)))
  (sqrt (+ (* y y) (* (* 2 x) y)))
  (+ (pow (* y y) 3) (pow (* (* 2 x) y) 3))
  (+ (* (* y y) (* y y)) (- (* (* (* 2 x) y) (* (* 2 x) y)) (* (* y y) (* (* 2 x) y))))
  (- (* (* y y) (* y y)) (* (* (* 2 x) y) (* (* 2 x) y)))
  (- (* y y) (* (* 2 x) y))
  (+ y (* 2 x))
  (+ (pow y 2) (* 2 (* x y)))
  (+ (pow y 2) (* 2 (* x y)))
  (+ (pow y 2) (* 2 (* x y)))
4.109 * * [simplify]: iteration  0 :  33  enodes  (cost  213 )
4.115 * * [simplify]: iteration  1 :  106  enodes  (cost  172 )
4.168 * * [simplify]: iteration  2 :  463  enodes  (cost  148 )
4.411 * * [simplify]: iteration  3 :  1837  enodes  (cost  148 )
5.528 * * [simplify]: iteration  done :  5001  enodes  (cost  148 )
5.528 * [simplify]: Simplified to:
   (exp (* y (+ y (* 2 x))))
  (log (* y (+ y (* 2 x))))
  (exp (* y (+ y (* 2 x))))
  (* (cbrt (* y (+ y (* 2 x)))) (cbrt (* y (+ y (* 2 x)))))
  (cbrt (* y (+ y (* 2 x))))
  (pow (* y (+ y (* 2 x))) 3)
  (sqrt (* y (+ y (* 2 x))))
  (sqrt (* y (+ y (* 2 x))))
  (+ (pow y 6) (pow (* (* 2 x) y) 3))
  (+ (pow y 4) (* (* 2 (* x y)) (* y (- (* 2 x) y))))
  (- (pow y 4) (* (* (* x y) (* x y)) 4))
  (* y (- y (* 2 x)))
  (+ y (* 2 x))
  (* y (+ y (* 2 x)))
  (* y (+ y (* 2 x)))
  (* y (+ y (* 2 x)))
5.528 * * * [progress]: adding candidates to table
5.552 * [progress]: [Phase 3 of 3] Extracting.
5.552 * * [regime]: Finding splitpoints for: (#<alt (λ (x y) (+ (+ (* y y) (* (* 2 x) y)) (* x x)))> #<alt (λ (x y) (+ (* y (+ y (* 2 x))) (* x x)))>)
5.553 * * * [regime-changes]: Trying 2 branch expressions: (y x)
5.553 * * * * [regimes]: Trying to branch on y from (#<alt (λ (x y) (+ (+ (* y y) (* (* 2 x) y)) (* x x)))> #<alt (λ (x y) (+ (* y (+ y (* 2 x))) (* x x)))>)
5.565 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x y) (+ (+ (* y y) (* (* 2 x) y)) (* x x)))> #<alt (λ (x y) (+ (* y (+ y (* 2 x))) (* x x)))>)
5.575 * * * [regime]: Found split indices: #<option (#s(si 1 255))>
5.576 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (+ (* y (+ y (* 2 x))) (* x x))
5.576 * * [simplify]: iteration  0 :  8  enodes  (cost  11 )
5.576 * * [simplify]: iteration  1 :  12  enodes  (cost  11 )
5.577 * * [simplify]: iteration  done :  12  enodes  (cost  11 )
5.577 * [simplify]: Simplified to:
   (+ (* y (+ y (* 2 x))) (* x x))
6.058 * [regime-testing]: Baseline error score: 0.01509330154157083
6.058 * [regime-testing]: Oracle error score: 0.01059273897124954
6.059 * [regime-testing]: End program error score: 0.01509330154157083
6.077 * [regime-testing]: Target error score: 0.015383578838093817