0.748 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.022 * * * [progress]: [2/2] Setting up program.
0.026 * [progress]: [Phase 2 of 3] Improving.
0.029 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (* 0.5 (- (* x x) y))
0.688 * * [simplify]: iteration  0 :  27  enodes  (cost  7 )
0.688 * * [simplify]: iteration  1 :  27  enodes  (cost  7 )
0.689 * [simplify]: Simplified to:
   (* 0.5 (- (* x x) y))
0.691 * * [progress]: iteration 1 / 4
0.691 * * * [progress]: picking best candidate
0.693 * * * * [pick]: Picked  #<alt (λ (x y) (* 0.5 (- (* x x) y)))>
0.693 * * * [progress]: localizing error
0.700 * * * [progress]: generating rewritten candidates
0.701 * * * * [progress]: [ 1 / 1 ] rewriting at (2 2)
0.709 * * * [progress]: generating series expansions
0.709 * * * * [progress]: [ 1 / 1 ] generating series at (2 2)
0.714 * [approximate]: Taking taylor expansion of (- (pow x 2) y) in (x y) around 0
0.715 * [taylor]: Taking taylor expansion of (- (pow x 2) y) in y
0.715 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.715 * [taylor]: Taking taylor expansion of x in y
0.715 * [taylor]: Taking taylor expansion of y in y
0.715 * [taylor]: Taking taylor expansion of (- (pow x 2) y) in x
0.715 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.715 * [taylor]: Taking taylor expansion of x in x
0.715 * [taylor]: Taking taylor expansion of y in x
0.715 * [taylor]: Taking taylor expansion of (- (pow x 2) y) in x
0.715 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.715 * [taylor]: Taking taylor expansion of x in x
0.715 * [taylor]: Taking taylor expansion of y in x
0.716 * [taylor]: Taking taylor expansion of (neg y) in y
0.716 * [taylor]: Taking taylor expansion of y in y
0.716 * [taylor]: Taking taylor expansion of 0 in y
0.717 * [taylor]: Taking taylor expansion of 1 in y
0.717 * [taylor]: Taking taylor expansion of 0 in y
0.717 * [approximate]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 y)) in (x y) around 0
0.717 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 y)) in y
0.717 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.717 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.717 * [taylor]: Taking taylor expansion of x in y
0.717 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.718 * [taylor]: Taking taylor expansion of y in y
0.718 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 y)) in x
0.718 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.718 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.718 * [taylor]: Taking taylor expansion of x in x
0.718 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.718 * [taylor]: Taking taylor expansion of y in x
0.718 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 y)) in x
0.718 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.718 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.718 * [taylor]: Taking taylor expansion of x in x
0.718 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.718 * [taylor]: Taking taylor expansion of y in x
0.718 * [taylor]: Taking taylor expansion of 1 in y
0.718 * [taylor]: Taking taylor expansion of 0 in y
0.718 * [taylor]: Taking taylor expansion of (neg (/ 1 y)) in y
0.718 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.718 * [taylor]: Taking taylor expansion of y in y
0.719 * [taylor]: Taking taylor expansion of 0 in y
0.719 * [taylor]: Taking taylor expansion of 0 in y
0.720 * [approximate]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 y)) in (x y) around 0
0.720 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 y)) in y
0.720 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.720 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.720 * [taylor]: Taking taylor expansion of x in y
0.720 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.720 * [taylor]: Taking taylor expansion of y in y
0.720 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 y)) in x
0.720 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.720 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.720 * [taylor]: Taking taylor expansion of x in x
0.720 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.720 * [taylor]: Taking taylor expansion of y in x
0.720 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 y)) in x
0.720 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.720 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.720 * [taylor]: Taking taylor expansion of x in x
0.720 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.720 * [taylor]: Taking taylor expansion of y in x
0.720 * [taylor]: Taking taylor expansion of 1 in y
0.720 * [taylor]: Taking taylor expansion of 0 in y
0.720 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.720 * [taylor]: Taking taylor expansion of y in y
0.721 * [taylor]: Taking taylor expansion of 0 in y
0.721 * [taylor]: Taking taylor expansion of 0 in y
0.721 * * * [progress]: simplifying candidates
0.722 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (/ (exp (* x x)) (exp y))
  (log (- (* x x) y))
  (exp (- (* x x) y))
  (* (cbrt (- (* x x) y)) (cbrt (- (* x x) y)))
  (cbrt (- (* x x) y))
  (* (* (- (* x x) y) (- (* x x) y)) (- (* x x) y))
  (sqrt (- (* x x) y))
  (sqrt (- (* x x) y))
  (- (pow (* x x) 3) (pow y 3))
  (+ (* (* x x) (* x x)) (+ (* y y) (* (* x x) y)))
  (neg y)
  (- (* (* x x) (* x x)) (* y y))
  (+ (* x x) y)
  (+ x (sqrt y))
  (- x (sqrt y))
  (neg y)
  (- (pow x 2) y)
  (- (pow x 2) y)
  (- (pow x 2) y)
0.750 * * [simplify]: iteration  0 :  5361  enodes  (cost  113 )
0.751 * [simplify]: Simplified to:
   (exp (- (* x x) y))
  (log (- (* x x) y))
  (exp (- (* x x) y))
  (* (cbrt (- (* x x) y)) (cbrt (- (* x x) y)))
  (cbrt (- (* x x) y))
  (pow (- (* x x) y) 3)
  (sqrt (- (* x x) y))
  (sqrt (- (* x x) y))
  (- (pow x 6) (pow y 3))
  (+ (pow x 4) (* y (+ (* x x) y)))
  (neg y)
  (- (pow x 4) (* y y))
  (+ (* x x) y)
  (+ x (sqrt y))
  (- x (sqrt y))
  (neg y)
  (- (* x x) y)
  (- (* x x) y)
  (- (* x x) y)
0.751 * * * [progress]: adding candidates to table
0.768 * * [progress]: iteration 2 / 4
0.768 * * * [progress]: picking best candidate
0.771 * * * * [pick]: Picked  #<alt (λ (x y) (* 0.5 (* (sqrt (- (* x x) y)) (sqrt (- (* x x) y)))))>
0.771 * * * [progress]: localizing error
0.793 * * * [progress]: generating rewritten candidates
0.793 * * * * [progress]: [ 1 / 4 ] rewriting at (2 2)
0.806 * * * * [progress]: [ 2 / 4 ] rewriting at (2 2 2)
0.810 * * * * [progress]: [ 3 / 4 ] rewriting at (2 2 1)
0.814 * * * * [progress]: [ 4 / 4 ] rewriting at (2 2 2 1)
0.820 * * * [progress]: generating series expansions
0.820 * * * * [progress]: [ 1 / 4 ] generating series at (2 2)
0.821 * [approximate]: Taking taylor expansion of (- (pow x 2) y) in (x y) around 0
0.821 * [taylor]: Taking taylor expansion of (- (pow x 2) y) in y
0.821 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.821 * [taylor]: Taking taylor expansion of x in y
0.821 * [taylor]: Taking taylor expansion of y in y
0.821 * [taylor]: Taking taylor expansion of (- (pow x 2) y) in x
0.821 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.821 * [taylor]: Taking taylor expansion of x in x
0.821 * [taylor]: Taking taylor expansion of y in x
0.821 * [taylor]: Taking taylor expansion of (- (pow x 2) y) in x
0.821 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.821 * [taylor]: Taking taylor expansion of x in x
0.821 * [taylor]: Taking taylor expansion of y in x
0.821 * [taylor]: Taking taylor expansion of (neg y) in y
0.821 * [taylor]: Taking taylor expansion of y in y
0.821 * [taylor]: Taking taylor expansion of 0 in y
0.821 * [taylor]: Taking taylor expansion of 1 in y
0.821 * [taylor]: Taking taylor expansion of 0 in y
0.821 * [approximate]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 y)) in (x y) around 0
0.821 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 y)) in y
0.822 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.822 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.822 * [taylor]: Taking taylor expansion of x in y
0.822 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.822 * [taylor]: Taking taylor expansion of y in y
0.822 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 y)) in x
0.822 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.822 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.822 * [taylor]: Taking taylor expansion of x in x
0.822 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.822 * [taylor]: Taking taylor expansion of y in x
0.822 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 y)) in x
0.822 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.822 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.822 * [taylor]: Taking taylor expansion of x in x
0.822 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.822 * [taylor]: Taking taylor expansion of y in x
0.822 * [taylor]: Taking taylor expansion of 1 in y
0.822 * [taylor]: Taking taylor expansion of 0 in y
0.822 * [taylor]: Taking taylor expansion of (neg (/ 1 y)) in y
0.822 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.822 * [taylor]: Taking taylor expansion of y in y
0.822 * [taylor]: Taking taylor expansion of 0 in y
0.823 * [taylor]: Taking taylor expansion of 0 in y
0.823 * [approximate]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 y)) in (x y) around 0
0.823 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 y)) in y
0.823 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.823 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.823 * [taylor]: Taking taylor expansion of x in y
0.823 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.823 * [taylor]: Taking taylor expansion of y in y
0.823 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 y)) in x
0.823 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.823 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.823 * [taylor]: Taking taylor expansion of x in x
0.823 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.823 * [taylor]: Taking taylor expansion of y in x
0.823 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 y)) in x
0.823 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.823 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.823 * [taylor]: Taking taylor expansion of x in x
0.823 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.823 * [taylor]: Taking taylor expansion of y in x
0.824 * [taylor]: Taking taylor expansion of 1 in y
0.824 * [taylor]: Taking taylor expansion of 0 in y
0.824 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.824 * [taylor]: Taking taylor expansion of y in y
0.824 * [taylor]: Taking taylor expansion of 0 in y
0.824 * [taylor]: Taking taylor expansion of 0 in y
0.824 * * * * [progress]: [ 2 / 4 ] generating series at (2 2 2)
0.824 * [approximate]: Taking taylor expansion of (sqrt (- (pow x 2) y)) in (x y) around 0
0.824 * [taylor]: Taking taylor expansion of (sqrt (- (pow x 2) y)) in y
0.824 * [taylor]: Taking taylor expansion of (- (pow x 2) y) in y
0.824 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.824 * [taylor]: Taking taylor expansion of x in y
0.824 * [taylor]: Taking taylor expansion of y in y
0.825 * [taylor]: Taking taylor expansion of (sqrt (- (pow x 2) y)) in x
0.825 * [taylor]: Taking taylor expansion of (- (pow x 2) y) in x
0.825 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.825 * [taylor]: Taking taylor expansion of x in x
0.825 * [taylor]: Taking taylor expansion of y in x
0.825 * [taylor]: Taking taylor expansion of (sqrt (- (pow x 2) y)) in x
0.825 * [taylor]: Taking taylor expansion of (- (pow x 2) y) in x
0.825 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.825 * [taylor]: Taking taylor expansion of x in x
0.825 * [taylor]: Taking taylor expansion of y in x
0.825 * [taylor]: Taking taylor expansion of (sqrt (neg y)) in y
0.825 * [taylor]: Taking taylor expansion of (neg y) in y
0.825 * [taylor]: Taking taylor expansion of y in y
0.825 * [taylor]: Taking taylor expansion of 0 in y
0.826 * [taylor]: Taking taylor expansion of (/ 1/2 (sqrt (neg y))) in y
0.826 * [taylor]: Taking taylor expansion of 1/2 in y
0.826 * [taylor]: Taking taylor expansion of (sqrt (neg y)) in y
0.826 * [taylor]: Taking taylor expansion of (neg y) in y
0.826 * [taylor]: Taking taylor expansion of y in y
0.827 * [approximate]: Taking taylor expansion of (sqrt (- (/ 1 (pow x 2)) (/ 1 y))) in (x y) around 0
0.828 * [taylor]: Taking taylor expansion of (sqrt (- (/ 1 (pow x 2)) (/ 1 y))) in y
0.828 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 y)) in y
0.828 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.828 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.828 * [taylor]: Taking taylor expansion of x in y
0.828 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.828 * [taylor]: Taking taylor expansion of y in y
0.828 * [taylor]: Taking taylor expansion of (sqrt (- (/ 1 (pow x 2)) (/ 1 y))) in x
0.828 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 y)) in x
0.828 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.828 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.828 * [taylor]: Taking taylor expansion of x in x
0.828 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.828 * [taylor]: Taking taylor expansion of y in x
0.828 * [taylor]: Taking taylor expansion of (sqrt (- (/ 1 (pow x 2)) (/ 1 y))) in x
0.828 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 y)) in x
0.828 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.828 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.828 * [taylor]: Taking taylor expansion of x in x
0.828 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.828 * [taylor]: Taking taylor expansion of y in x
0.828 * [taylor]: Taking taylor expansion of 1 in y
0.828 * [taylor]: Taking taylor expansion of 0 in y
0.829 * [taylor]: Taking taylor expansion of (/ -1/2 y) in y
0.829 * [taylor]: Taking taylor expansion of -1/2 in y
0.829 * [taylor]: Taking taylor expansion of y in y
0.829 * [taylor]: Taking taylor expansion of 0 in y
0.829 * [taylor]: Taking taylor expansion of (/ -1/8 (pow y 2)) in y
0.829 * [taylor]: Taking taylor expansion of -1/8 in y
0.829 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.829 * [taylor]: Taking taylor expansion of y in y
0.829 * [approximate]: Taking taylor expansion of (sqrt (+ (/ 1 (pow x 2)) (/ 1 y))) in (x y) around 0
0.829 * [taylor]: Taking taylor expansion of (sqrt (+ (/ 1 (pow x 2)) (/ 1 y))) in y
0.830 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 y)) in y
0.830 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.830 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.830 * [taylor]: Taking taylor expansion of x in y
0.830 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.830 * [taylor]: Taking taylor expansion of y in y
0.830 * [taylor]: Taking taylor expansion of (sqrt (+ (/ 1 (pow x 2)) (/ 1 y))) in x
0.830 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 y)) in x
0.830 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.830 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.830 * [taylor]: Taking taylor expansion of x in x
0.830 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.830 * [taylor]: Taking taylor expansion of y in x
0.830 * [taylor]: Taking taylor expansion of (sqrt (+ (/ 1 (pow x 2)) (/ 1 y))) in x
0.830 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 y)) in x
0.830 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.830 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.830 * [taylor]: Taking taylor expansion of x in x
0.830 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.830 * [taylor]: Taking taylor expansion of y in x
0.830 * [taylor]: Taking taylor expansion of 1 in y
0.830 * [taylor]: Taking taylor expansion of 0 in y
0.830 * [taylor]: Taking taylor expansion of (/ 1/2 y) in y
0.830 * [taylor]: Taking taylor expansion of 1/2 in y
0.830 * [taylor]: Taking taylor expansion of y in y
0.831 * [taylor]: Taking taylor expansion of 0 in y
0.831 * [taylor]: Taking taylor expansion of (/ -1/8 (pow y 2)) in y
0.831 * [taylor]: Taking taylor expansion of -1/8 in y
0.831 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.831 * [taylor]: Taking taylor expansion of y in y
0.831 * * * * [progress]: [ 3 / 4 ] generating series at (2 2 1)
0.831 * [approximate]: Taking taylor expansion of (sqrt (- (pow x 2) y)) in (x y) around 0
0.831 * [taylor]: Taking taylor expansion of (sqrt (- (pow x 2) y)) in y
0.831 * [taylor]: Taking taylor expansion of (- (pow x 2) y) in y
0.831 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.831 * [taylor]: Taking taylor expansion of x in y
0.832 * [taylor]: Taking taylor expansion of y in y
0.832 * [taylor]: Taking taylor expansion of (sqrt (- (pow x 2) y)) in x
0.832 * [taylor]: Taking taylor expansion of (- (pow x 2) y) in x
0.832 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.832 * [taylor]: Taking taylor expansion of x in x
0.832 * [taylor]: Taking taylor expansion of y in x
0.832 * [taylor]: Taking taylor expansion of (sqrt (- (pow x 2) y)) in x
0.832 * [taylor]: Taking taylor expansion of (- (pow x 2) y) in x
0.832 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.832 * [taylor]: Taking taylor expansion of x in x
0.832 * [taylor]: Taking taylor expansion of y in x
0.832 * [taylor]: Taking taylor expansion of (sqrt (neg y)) in y
0.832 * [taylor]: Taking taylor expansion of (neg y) in y
0.832 * [taylor]: Taking taylor expansion of y in y
0.832 * [taylor]: Taking taylor expansion of 0 in y
0.832 * [taylor]: Taking taylor expansion of (/ 1/2 (sqrt (neg y))) in y
0.832 * [taylor]: Taking taylor expansion of 1/2 in y
0.832 * [taylor]: Taking taylor expansion of (sqrt (neg y)) in y
0.832 * [taylor]: Taking taylor expansion of (neg y) in y
0.832 * [taylor]: Taking taylor expansion of y in y
0.833 * [approximate]: Taking taylor expansion of (sqrt (- (/ 1 (pow x 2)) (/ 1 y))) in (x y) around 0
0.833 * [taylor]: Taking taylor expansion of (sqrt (- (/ 1 (pow x 2)) (/ 1 y))) in y
0.833 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 y)) in y
0.833 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.833 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.833 * [taylor]: Taking taylor expansion of x in y
0.833 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.833 * [taylor]: Taking taylor expansion of y in y
0.833 * [taylor]: Taking taylor expansion of (sqrt (- (/ 1 (pow x 2)) (/ 1 y))) in x
0.833 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 y)) in x
0.833 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.833 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.833 * [taylor]: Taking taylor expansion of x in x
0.834 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.834 * [taylor]: Taking taylor expansion of y in x
0.834 * [taylor]: Taking taylor expansion of (sqrt (- (/ 1 (pow x 2)) (/ 1 y))) in x
0.834 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 y)) in x
0.834 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.834 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.834 * [taylor]: Taking taylor expansion of x in x
0.834 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.834 * [taylor]: Taking taylor expansion of y in x
0.834 * [taylor]: Taking taylor expansion of 1 in y
0.834 * [taylor]: Taking taylor expansion of 0 in y
0.834 * [taylor]: Taking taylor expansion of (/ -1/2 y) in y
0.834 * [taylor]: Taking taylor expansion of -1/2 in y
0.834 * [taylor]: Taking taylor expansion of y in y
0.834 * [taylor]: Taking taylor expansion of 0 in y
0.835 * [taylor]: Taking taylor expansion of (/ -1/8 (pow y 2)) in y
0.835 * [taylor]: Taking taylor expansion of -1/8 in y
0.835 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.835 * [taylor]: Taking taylor expansion of y in y
0.835 * [approximate]: Taking taylor expansion of (sqrt (+ (/ 1 (pow x 2)) (/ 1 y))) in (x y) around 0
0.835 * [taylor]: Taking taylor expansion of (sqrt (+ (/ 1 (pow x 2)) (/ 1 y))) in y
0.835 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 y)) in y
0.835 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.835 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.835 * [taylor]: Taking taylor expansion of x in y
0.835 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.835 * [taylor]: Taking taylor expansion of y in y
0.835 * [taylor]: Taking taylor expansion of (sqrt (+ (/ 1 (pow x 2)) (/ 1 y))) in x
0.835 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 y)) in x
0.835 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.835 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.835 * [taylor]: Taking taylor expansion of x in x
0.835 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.835 * [taylor]: Taking taylor expansion of y in x
0.836 * [taylor]: Taking taylor expansion of (sqrt (+ (/ 1 (pow x 2)) (/ 1 y))) in x
0.836 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 y)) in x
0.836 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.836 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.836 * [taylor]: Taking taylor expansion of x in x
0.836 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.836 * [taylor]: Taking taylor expansion of y in x
0.836 * [taylor]: Taking taylor expansion of 1 in y
0.836 * [taylor]: Taking taylor expansion of 0 in y
0.836 * [taylor]: Taking taylor expansion of (/ 1/2 y) in y
0.836 * [taylor]: Taking taylor expansion of 1/2 in y
0.836 * [taylor]: Taking taylor expansion of y in y
0.836 * [taylor]: Taking taylor expansion of 0 in y
0.837 * [taylor]: Taking taylor expansion of (/ -1/8 (pow y 2)) in y
0.837 * [taylor]: Taking taylor expansion of -1/8 in y
0.837 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.837 * [taylor]: Taking taylor expansion of y in y
0.837 * * * * [progress]: [ 4 / 4 ] generating series at (2 2 2 1)
0.837 * [approximate]: Taking taylor expansion of (- (pow x 2) y) in (x y) around 0
0.837 * [taylor]: Taking taylor expansion of (- (pow x 2) y) in y
0.837 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.837 * [taylor]: Taking taylor expansion of x in y
0.837 * [taylor]: Taking taylor expansion of y in y
0.837 * [taylor]: Taking taylor expansion of (- (pow x 2) y) in x
0.837 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.837 * [taylor]: Taking taylor expansion of x in x
0.837 * [taylor]: Taking taylor expansion of y in x
0.837 * [taylor]: Taking taylor expansion of (- (pow x 2) y) in x
0.837 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.837 * [taylor]: Taking taylor expansion of x in x
0.837 * [taylor]: Taking taylor expansion of y in x
0.837 * [taylor]: Taking taylor expansion of (neg y) in y
0.837 * [taylor]: Taking taylor expansion of y in y
0.837 * [taylor]: Taking taylor expansion of 0 in y
0.837 * [taylor]: Taking taylor expansion of 1 in y
0.837 * [taylor]: Taking taylor expansion of 0 in y
0.838 * [approximate]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 y)) in (x y) around 0
0.838 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 y)) in y
0.838 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.838 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.838 * [taylor]: Taking taylor expansion of x in y
0.838 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.838 * [taylor]: Taking taylor expansion of y in y
0.838 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 y)) in x
0.838 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.838 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.838 * [taylor]: Taking taylor expansion of x in x
0.838 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.838 * [taylor]: Taking taylor expansion of y in x
0.838 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 y)) in x
0.838 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.838 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.838 * [taylor]: Taking taylor expansion of x in x
0.838 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.838 * [taylor]: Taking taylor expansion of y in x
0.838 * [taylor]: Taking taylor expansion of 1 in y
0.838 * [taylor]: Taking taylor expansion of 0 in y
0.838 * [taylor]: Taking taylor expansion of (neg (/ 1 y)) in y
0.838 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.838 * [taylor]: Taking taylor expansion of y in y
0.839 * [taylor]: Taking taylor expansion of 0 in y
0.839 * [taylor]: Taking taylor expansion of 0 in y
0.839 * [approximate]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 y)) in (x y) around 0
0.839 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 y)) in y
0.839 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.839 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.839 * [taylor]: Taking taylor expansion of x in y
0.839 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.839 * [taylor]: Taking taylor expansion of y in y
0.839 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 y)) in x
0.839 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.839 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.839 * [taylor]: Taking taylor expansion of x in x
0.839 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.839 * [taylor]: Taking taylor expansion of y in x
0.839 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 y)) in x
0.839 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.839 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.840 * [taylor]: Taking taylor expansion of x in x
0.840 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.840 * [taylor]: Taking taylor expansion of y in x
0.840 * [taylor]: Taking taylor expansion of 1 in y
0.840 * [taylor]: Taking taylor expansion of 0 in y
0.840 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.840 * [taylor]: Taking taylor expansion of y in y
0.840 * [taylor]: Taking taylor expansion of 0 in y
0.840 * [taylor]: Taking taylor expansion of 0 in y
0.840 * * * [progress]: simplifying candidates
0.842 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (+ 1/2 1/2)
  (+ 1/2 (/ 1 2))
  (+ 1 1)
  (+ (/ 1 2) 1/2)
  (+ (/ 1 2) (/ 1 2))
  (* (- (* x x) y) (- (* x x) y))
  (* (sqrt (- (* x x) y)) (sqrt (- (* x x) y)))
  (* (- (* x x) y) (- (* x x) y))
  (+ 1 1)
  (+ (log (sqrt (- (* x x) y))) (log (sqrt (- (* x x) y))))
  (log (* (sqrt (- (* x x) y)) (sqrt (- (* x x) y))))
  (exp (* (sqrt (- (* x x) y)) (sqrt (- (* x x) y))))
  (* (* (* (sqrt (- (* x x) y)) (sqrt (- (* x x) y))) (sqrt (- (* x x) y))) (* (* (sqrt (- (* x x) y)) (sqrt (- (* x x) y))) (sqrt (- (* x x) y))))
  (* (cbrt (* (sqrt (- (* x x) y)) (sqrt (- (* x x) y)))) (cbrt (* (sqrt (- (* x x) y)) (sqrt (- (* x x) y)))))
  (cbrt (* (sqrt (- (* x x) y)) (sqrt (- (* x x) y))))
  (* (* (* (sqrt (- (* x x) y)) (sqrt (- (* x x) y))) (* (sqrt (- (* x x) y)) (sqrt (- (* x x) y)))) (* (sqrt (- (* x x) y)) (sqrt (- (* x x) y))))
  (* (- (* x x) y) (- (* x x) y))
  (sqrt (* (sqrt (- (* x x) y)) (sqrt (- (* x x) y))))
  (sqrt (* (sqrt (- (* x x) y)) (sqrt (- (* x x) y))))
  (* (sqrt (- (pow (* x x) 3) (pow y 3))) (sqrt (- (pow (* x x) 3) (pow y 3))))
  (* (sqrt (+ (* (* x x) (* x x)) (+ (* y y) (* (* x x) y)))) (sqrt (+ (* (* x x) (* x x)) (+ (* y y) (* (* x x) y)))))
  (* (sqrt (- (pow (* x x) 3) (pow y 3))) (sqrt (- (* (* x x) (* x x)) (* y y))))
  (* (sqrt (+ (* (* x x) (* x x)) (+ (* y y) (* (* x x) y)))) (sqrt (+ (* x x) y)))
  (* (sqrt (- (* (* x x) (* x x)) (* y y))) (sqrt (- (pow (* x x) 3) (pow y 3))))
  (* (sqrt (+ (* x x) y)) (sqrt (+ (* (* x x) (* x x)) (+ (* y y) (* (* x x) y)))))
  (* (sqrt (- (* (* x x) (* x x)) (* y y))) (sqrt (- (* (* x x) (* x x)) (* y y))))
  (* (sqrt (+ (* x x) y)) (sqrt (+ (* x x) y)))
  (* (* (cbrt (sqrt (- (* x x) y))) (cbrt (sqrt (- (* x x) y)))) (* (cbrt (sqrt (- (* x x) y))) (cbrt (sqrt (- (* x x) y)))))
  (* (cbrt (sqrt (- (* x x) y))) (cbrt (sqrt (- (* x x) y))))
  (* (sqrt (* (cbrt (- (* x x) y)) (cbrt (- (* x x) y)))) (sqrt (* (cbrt (- (* x x) y)) (cbrt (- (* x x) y)))))
  (* (sqrt (cbrt (- (* x x) y))) (sqrt (cbrt (- (* x x) y))))
  (* (sqrt (sqrt (- (* x x) y))) (sqrt (sqrt (- (* x x) y))))
  (* (sqrt (sqrt (- (* x x) y))) (sqrt (sqrt (- (* x x) y))))
  (* (sqrt (sqrt (- (* x x) y))) (sqrt (sqrt (- (* x x) y))))
  (* (sqrt (sqrt (- (* x x) y))) (sqrt (sqrt (- (* x x) y))))
  (* (sqrt 1) (sqrt 1))
  (* (sqrt (- (* x x) y)) (sqrt (- (* x x) y)))
  (* (sqrt (+ x (sqrt y))) (sqrt (+ x (sqrt y))))
  (* (sqrt (- x (sqrt y))) (sqrt (- x (sqrt y))))
  (* (sqrt (sqrt (- (* x x) y))) (sqrt (sqrt (- (* x x) y))))
  (* (sqrt (sqrt (- (* x x) y))) (sqrt (sqrt (- (* x x) y))))
  (* (sqrt (sqrt (- (* x x) y))) (sqrt (sqrt (- (* x x) y))))
  (* (sqrt (sqrt (- (* x x) y))) (sqrt (sqrt (- (* x x) y))))
  (* 1 1)
  (* (sqrt (- (* x x) y)) (sqrt (- (* x x) y)))
  (* (sqrt (sqrt (- (* x x) y))) (sqrt (sqrt (- (* x x) y))))
  (* (sqrt (sqrt (- (* x x) y))) (sqrt (sqrt (- (* x x) y))))
  (* (sqrt (sqrt (- (* x x) y))) (sqrt (sqrt (- (* x x) y))))
  (* (sqrt (sqrt (- (* x x) y))) (sqrt (sqrt (- (* x x) y))))
  (* (sqrt (sqrt (- (* x x) y))) (sqrt (sqrt (- (* x x) y))))
  (* (sqrt (sqrt (- (* x x) y))) (sqrt (sqrt (- (* x x) y))))
  (* (sqrt (sqrt (- (* x x) y))) (sqrt (sqrt (- (* x x) y))))
  (* (sqrt (sqrt (- (* x x) y))) (sqrt (sqrt (- (* x x) y))))
  (* 2 1/2)
  (* 2 1)
  (* 2 (/ 1 2))
  (* (sqrt (- (* x x) y)) (* (cbrt (sqrt (- (* x x) y))) (cbrt (sqrt (- (* x x) y)))))
  (* (sqrt (- (* x x) y)) (sqrt (* (cbrt (- (* x x) y)) (cbrt (- (* x x) y)))))
  (* (sqrt (- (* x x) y)) (sqrt (sqrt (- (* x x) y))))
  (* (sqrt (- (* x x) y)) (sqrt 1))
  (* (sqrt (- (* x x) y)) (sqrt (+ x (sqrt y))))
  (* (sqrt (- (* x x) y)) (sqrt (sqrt (- (* x x) y))))
  (* (sqrt (- (* x x) y)) 1)
  (* (cbrt (sqrt (- (* x x) y))) (sqrt (- (* x x) y)))
  (* (sqrt (cbrt (- (* x x) y))) (sqrt (- (* x x) y)))
  (* (sqrt (sqrt (- (* x x) y))) (sqrt (- (* x x) y)))
  (* (sqrt (- (* x x) y)) (sqrt (- (* x x) y)))
  (* (sqrt (- x (sqrt y))) (sqrt (- (* x x) y)))
  (* (sqrt (sqrt (- (* x x) y))) (sqrt (- (* x x) y)))
  (* (sqrt (- (* x x) y)) (sqrt (- (* x x) y)))
  (* (sqrt (- (* x x) y)) (sqrt (- (pow (* x x) 3) (pow y 3))))
  (* (sqrt (- (* x x) y)) (sqrt (- (* (* x x) (* x x)) (* y y))))
  (* (sqrt (- (pow (* x x) 3) (pow y 3))) (sqrt (- (* x x) y)))
  (* (sqrt (- (* (* x x) (* x x)) (* y y))) (sqrt (- (* x x) y)))
  (log (sqrt (- (* x x) y)))
  (exp (sqrt (- (* x x) y)))
  (* (cbrt (sqrt (- (* x x) y))) (cbrt (sqrt (- (* x x) y))))
  (cbrt (sqrt (- (* x x) y)))
  (* (* (sqrt (- (* x x) y)) (sqrt (- (* x x) y))) (sqrt (- (* x x) y)))
  (sqrt (* (cbrt (- (* x x) y)) (cbrt (- (* x x) y))))
  (sqrt (cbrt (- (* x x) y)))
  (sqrt (sqrt (- (* x x) y)))
  (sqrt (sqrt (- (* x x) y)))
  (sqrt 1)
  (sqrt (- (* x x) y))
  (sqrt (+ x (sqrt y)))
  (sqrt (- x (sqrt y)))
  (sqrt (- (pow (* x x) 3) (pow y 3)))
  (sqrt (+ (* (* x x) (* x x)) (+ (* y y) (* (* x x) y))))
  (sqrt (- (* (* x x) (* x x)) (* y y)))
  (sqrt (+ (* x x) y))
  (/ 1 2)
  (sqrt (sqrt (- (* x x) y)))
  (sqrt (sqrt (- (* x x) y)))
  (log (sqrt (- (* x x) y)))
  (exp (sqrt (- (* x x) y)))
  (* (cbrt (sqrt (- (* x x) y))) (cbrt (sqrt (- (* x x) y))))
  (cbrt (sqrt (- (* x x) y)))
  (* (* (sqrt (- (* x x) y)) (sqrt (- (* x x) y))) (sqrt (- (* x x) y)))
  (sqrt (* (cbrt (- (* x x) y)) (cbrt (- (* x x) y))))
  (sqrt (cbrt (- (* x x) y)))
  (sqrt (sqrt (- (* x x) y)))
  (sqrt (sqrt (- (* x x) y)))
  (sqrt 1)
  (sqrt (- (* x x) y))
  (sqrt (+ x (sqrt y)))
  (sqrt (- x (sqrt y)))
  (sqrt (- (pow (* x x) 3) (pow y 3)))
  (sqrt (+ (* (* x x) (* x x)) (+ (* y y) (* (* x x) y))))
  (sqrt (- (* (* x x) (* x x)) (* y y)))
  (sqrt (+ (* x x) y))
  (/ 1 2)
  (sqrt (sqrt (- (* x x) y)))
  (sqrt (sqrt (- (* x x) y)))
  (/ (exp (* x x)) (exp y))
  (log (- (* x x) y))
  (exp (- (* x x) y))
  (* (cbrt (- (* x x) y)) (cbrt (- (* x x) y)))
  (cbrt (- (* x x) y))
  (* (* (- (* x x) y) (- (* x x) y)) (- (* x x) y))
  (sqrt (- (* x x) y))
  (sqrt (- (* x x) y))
  (- (pow (* x x) 3) (pow y 3))
  (+ (* (* x x) (* x x)) (+ (* y y) (* (* x x) y)))
  (neg y)
  (- (* (* x x) (* x x)) (* y y))
  (+ (* x x) y)
  (+ x (sqrt y))
  (- x (sqrt y))
  (neg y)
  (- (pow x 2) y)
  (- (pow x 2) y)
  (- (pow x 2) y)
  (- (+ (* (pow NAN 3) (pow y 2)) (* NAN y)) (* 1/2 (* (pow x 2) NAN)))
  (- x (* 1/2 (/ y x)))
  (- (* 1/2 (/ y x)) x)
  (- (+ (* (pow NAN 3) (pow y 2)) (* NAN y)) (* 1/2 (* (pow x 2) NAN)))
  (- x (* 1/2 (/ y x)))
  (- (* 1/2 (/ y x)) x)
  (- (pow x 2) y)
  (- (pow x 2) y)
  (- (pow x 2) y)
0.895 * * [simplify]: iteration  0 :  4942  enodes  (cost  986 )
0.895 * * [simplify]: iteration  1 :  4942  enodes  (cost  986 )
0.899 * [simplify]: Simplified to:
   1
  1
  2
  1
  1
  (pow (sqrt (- (* x x) y)) 4)
  (- (* x x) y)
  (pow (sqrt (- (* x x) y)) 4)
  2
  (log (- (* x x) y))
  (log (- (* x x) y))
  (exp (- (* x x) y))
  (pow (- (* x x) y) 3)
  (pow (sqrt (cbrt (- (* x x) y))) 4)
  (cbrt (- (* x x) y))
  (pow (- (* x x) y) 3)
  (pow (sqrt (- (* x x) y)) 4)
  (sqrt (- (* x x) y))
  (sqrt (- (* x x) y))
  (- (pow x 6) (pow y 3))
  (+ (pow x 4) (* y (+ (* x x) y)))
  (* (sqrt (- (pow x 6) (pow y 3))) (sqrt (- (pow x 4) (* y y))))
  (* (sqrt (+ (pow x 4) (* y (+ (* x x) y)))) (sqrt (+ (* x x) y)))
  (* (sqrt (- (pow x 6) (pow y 3))) (sqrt (- (pow x 4) (* y y))))
  (* (sqrt (+ (pow x 4) (* y (+ (* x x) y)))) (sqrt (+ (* x x) y)))
  (- (pow x 4) (* y y))
  (+ (* x x) y)
  (pow (cbrt (sqrt (- (* x x) y))) 4)
  (pow (cbrt (sqrt (- (* x x) y))) 2)
  (pow (sqrt (cbrt (- (* x x) y))) 4)
  (cbrt (- (* x x) y))
  (sqrt (- (* x x) y))
  (sqrt (- (* x x) y))
  (sqrt (- (* x x) y))
  (sqrt (- (* x x) y))
  1
  (- (* x x) y)
  (+ x (sqrt y))
  (- x (sqrt y))
  (sqrt (- (* x x) y))
  (sqrt (- (* x x) y))
  (sqrt (- (* x x) y))
  (sqrt (- (* x x) y))
  1
  (- (* x x) y)
  (sqrt (- (* x x) y))
  (sqrt (- (* x x) y))
  (sqrt (- (* x x) y))
  (sqrt (- (* x x) y))
  (sqrt (- (* x x) y))
  (sqrt (- (* x x) y))
  (sqrt (- (* x x) y))
  (sqrt (- (* x x) y))
  1
  2
  1
  (pow (cbrt (sqrt (- (* x x) y))) 5)
  (* (sqrt (- (* x x) y)) (fabs (cbrt (- (* x x) y))))
  (pow (sqrt (sqrt (- (* x x) y))) 3)
  (sqrt (- (* x x) y))
  (* (sqrt (- (* x x) y)) (sqrt (+ x (sqrt y))))
  (pow (sqrt (sqrt (- (* x x) y))) 3)
  (sqrt (- (* x x) y))
  (pow (cbrt (sqrt (- (* x x) y))) 4)
  (* (sqrt (- (* x x) y)) (sqrt (cbrt (- (* x x) y))))
  (pow (sqrt (sqrt (- (* x x) y))) 3)
  (- (* x x) y)
  (* (sqrt (- (* x x) y)) (sqrt (- x (sqrt y))))
  (pow (sqrt (sqrt (- (* x x) y))) 3)
  (- (* x x) y)
  (* (sqrt (- (* x x) y)) (sqrt (- (pow x 6) (pow y 3))))
  (* (sqrt (- (* x x) y)) (sqrt (- (pow x 4) (* y y))))
  (* (sqrt (- (* x x) y)) (sqrt (- (pow x 6) (pow y 3))))
  (* (sqrt (- (* x x) y)) (sqrt (- (pow x 4) (* y y))))
  (log (sqrt (- (* x x) y)))
  (exp (sqrt (- (* x x) y)))
  (pow (cbrt (sqrt (- (* x x) y))) 2)
  (cbrt (sqrt (- (* x x) y)))
  (pow (sqrt (- (* x x) y)) 3)
  (fabs (cbrt (- (* x x) y)))
  (sqrt (cbrt (- (* x x) y)))
  (sqrt (sqrt (- (* x x) y)))
  (sqrt (sqrt (- (* x x) y)))
  1
  (sqrt (- (* x x) y))
  (sqrt (+ x (sqrt y)))
  (sqrt (- x (sqrt y)))
  (sqrt (- (pow x 6) (pow y 3)))
  (sqrt (+ (pow x 4) (* y (+ (* x x) y))))
  (sqrt (- (pow x 4) (* y y)))
  (sqrt (+ (* x x) y))
  1/2
  (sqrt (sqrt (- (* x x) y)))
  (sqrt (sqrt (- (* x x) y)))
  (log (sqrt (- (* x x) y)))
  (exp (sqrt (- (* x x) y)))
  (pow (cbrt (sqrt (- (* x x) y))) 2)
  (cbrt (sqrt (- (* x x) y)))
  (pow (sqrt (- (* x x) y)) 3)
  (fabs (cbrt (- (* x x) y)))
  (sqrt (cbrt (- (* x x) y)))
  (sqrt (sqrt (- (* x x) y)))
  (sqrt (sqrt (- (* x x) y)))
  1
  (sqrt (- (* x x) y))
  (sqrt (+ x (sqrt y)))
  (sqrt (- x (sqrt y)))
  (sqrt (- (pow x 6) (pow y 3)))
  (sqrt (+ (pow x 4) (* y (+ (* x x) y))))
  (sqrt (- (pow x 4) (* y y)))
  (sqrt (+ (* x x) y))
  1/2
  (sqrt (sqrt (- (* x x) y)))
  (sqrt (sqrt (- (* x x) y)))
  (exp (- (* x x) y))
  (log (- (* x x) y))
  (exp (- (* x x) y))
  (pow (sqrt (cbrt (- (* x x) y))) 4)
  (cbrt (- (* x x) y))
  (pow (- (* x x) y) 3)
  (sqrt (- (* x x) y))
  (sqrt (- (* x x) y))
  (- (pow x 6) (pow y 3))
  (+ (pow x 4) (* y (+ (* x x) y)))
  (neg y)
  (- (pow x 4) (* y y))
  (+ (* x x) y)
  (+ x (sqrt y))
  (- x (sqrt y))
  (neg y)
  (- (* x x) y)
  (- (* x x) y)
  (- (* x x) y)
  (+ (* y (* y (pow NAN 3))) (* NAN (+ y (* x (* x -1/2)))))
  (+ x (* y (/ -1/2 x)))
  (- (* 1/2 (/ y x)) x)
  (+ (* y (* y (pow NAN 3))) (* NAN (+ y (* x (* x -1/2)))))
  (+ x (* y (/ -1/2 x)))
  (- (* 1/2 (/ y x)) x)
  (- (* x x) y)
  (- (* x x) y)
  (- (* x x) y)
0.900 * * * [progress]: adding candidates to table
0.990 * [progress]: [Phase 3 of 3] Extracting.
0.991 * * [regime]: Finding splitpoints for: (#<alt (λ (x y) (* 0.5 (- (* x x) y)))> #<alt (λ (x y) (* 0.5 (* (sqrt (- (* x x) y)) (sqrt (- (* x x) y)))))>)
0.991 * * * [regime-changes]: Trying 5 branch expressions: ((* x x) (- (* x x) y) (* 0.5 (- (* x x) y)) y x)
0.991 * * * * [regimes]: Trying to branch on (* x x) from (#<alt (λ (x y) (* 0.5 (- (* x x) y)))> #<alt (λ (x y) (* 0.5 (* (sqrt (- (* x x) y)) (sqrt (- (* x x) y)))))>)
1.024 * * * * [regimes]: Trying to branch on (- (* x x) y) from (#<alt (λ (x y) (* 0.5 (- (* x x) y)))> #<alt (λ (x y) (* 0.5 (* (sqrt (- (* x x) y)) (sqrt (- (* x x) y)))))>)
1.059 * * * * [regimes]: Trying to branch on (* 0.5 (- (* x x) y)) from (#<alt (λ (x y) (* 0.5 (- (* x x) y)))> #<alt (λ (x y) (* 0.5 (* (sqrt (- (* x x) y)) (sqrt (- (* x x) y)))))>)
1.092 * * * * [regimes]: Trying to branch on y from (#<alt (λ (x y) (* 0.5 (- (* x x) y)))> #<alt (λ (x y) (* 0.5 (* (sqrt (- (* x x) y)) (sqrt (- (* x x) y)))))>)
1.125 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x y) (* 0.5 (- (* x x) y)))> #<alt (λ (x y) (* 0.5 (* (sqrt (- (* x x) y)) (sqrt (- (* x x) y)))))>)
1.158 * * * [regime]: Found split indices: #<option (#s(si 0 255))>
1.158 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (* 0.5 (- (* x x) y))
1.159 * * [simplify]: iteration  0 :  7  enodes  (cost  7 )
1.159 * * [simplify]: iteration  1 :  7  enodes  (cost  7 )
1.159 * [simplify]: Simplified to:
   (* 0.5 (- (* x x) y))
1.919 * [regime-testing]: End program error score: 0.044880610076259535