0.765 * [progress]: [Phase 1 of 3] Setting up.
0.002 * * * [progress]: [1/2] Preparing points
0.262 * * * [progress]: [2/2] Setting up program.
0.266 * [progress]: [Phase 2 of 3] Improving.
0.268 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (* 0.5 (- (* x x) y))
0.679 * * [simplify]: iteration  0 :  9  enodes  (cost  3 )
0.680 * * [simplify]: iteration  1 :  16  enodes  (cost  3 )
0.681 * * [simplify]: iteration  2 :  26  enodes  (cost  3 )
0.682 * * [simplify]: iteration  3 :  33  enodes  (cost  3 )
0.683 * * [simplify]: iteration  4 :  33  enodes  (cost  3 )
0.684 * [simplify]: Simplified to:
   (* 0.5 (- (* x x) y))
0.685 * * [progress]: iteration 1 / 4
0.685 * * * [progress]: picking best candidate
0.688 * * * * [pick]: Picked  #<alt (λ (x y) (* 0.5 (- (* x x) y)))>
0.688 * * * [progress]: localizing error
0.696 * * * [progress]: generating rewritten candidates
0.696 * * * * [progress]: [ 1 / 2 ] rewriting at (2)
0.705 * * * * [progress]: [ 2 / 2 ] rewriting at (2 2)
0.711 * * * [progress]: generating series expansions
0.711 * * * * [progress]: [ 1 / 2 ] generating series at (2)
0.715 * [approximate]: Taking taylor expansion of (* 0.5 (- (pow x 2) y)) in (x y) around 0
0.716 * [taylor]: Taking taylor expansion of (* 0.5 (- (pow x 2) y)) in y
0.716 * [taylor]: Taking taylor expansion of 0.5 in y
0.716 * [taylor]: Taking taylor expansion of (- (pow x 2) y) in y
0.716 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.716 * [taylor]: Taking taylor expansion of x in y
0.716 * [taylor]: Taking taylor expansion of y in y
0.717 * [taylor]: Taking taylor expansion of (* 0.5 (- (pow x 2) y)) in x
0.717 * [taylor]: Taking taylor expansion of 0.5 in x
0.717 * [taylor]: Taking taylor expansion of (- (pow x 2) y) in x
0.717 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.717 * [taylor]: Taking taylor expansion of x in x
0.717 * [taylor]: Taking taylor expansion of y in x
0.717 * [taylor]: Taking taylor expansion of (* 0.5 (- (pow x 2) y)) in x
0.717 * [taylor]: Taking taylor expansion of 0.5 in x
0.717 * [taylor]: Taking taylor expansion of (- (pow x 2) y) in x
0.717 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.717 * [taylor]: Taking taylor expansion of x in x
0.717 * [taylor]: Taking taylor expansion of y in x
0.718 * [taylor]: Taking taylor expansion of (* -0.5 y) in y
0.718 * [taylor]: Taking taylor expansion of -0.5 in y
0.718 * [taylor]: Taking taylor expansion of y in y
0.718 * [taylor]: Taking taylor expansion of 0 in y
0.718 * [taylor]: Taking taylor expansion of 0.5 in y
0.719 * [taylor]: Taking taylor expansion of 0 in y
0.719 * [approximate]: Taking taylor expansion of (* 0.5 (- (/ 1 (pow x 2)) (/ 1 y))) in (x y) around 0
0.719 * [taylor]: Taking taylor expansion of (* 0.5 (- (/ 1 (pow x 2)) (/ 1 y))) in y
0.719 * [taylor]: Taking taylor expansion of 0.5 in y
0.719 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 y)) in y
0.719 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.719 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.719 * [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 (* 0.5 (- (/ 1 (pow x 2)) (/ 1 y))) in x
0.720 * [taylor]: Taking taylor expansion of 0.5 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 (* 0.5 (- (/ 1 (pow x 2)) (/ 1 y))) in x
0.720 * [taylor]: Taking taylor expansion of 0.5 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 0.5 in y
0.721 * [taylor]: Taking taylor expansion of 0 in y
0.721 * [taylor]: Taking taylor expansion of (neg (* 0.5 (/ 1 y))) in y
0.721 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 y)) in y
0.721 * [taylor]: Taking taylor expansion of 0.5 in y
0.721 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.721 * [taylor]: Taking taylor expansion of y in y
0.721 * [taylor]: Taking taylor expansion of 0 in y
0.722 * [taylor]: Taking taylor expansion of 0 in y
0.722 * [approximate]: Taking taylor expansion of (* 0.5 (+ (/ 1 (pow x 2)) (/ 1 y))) in (x y) around 0
0.722 * [taylor]: Taking taylor expansion of (* 0.5 (+ (/ 1 (pow x 2)) (/ 1 y))) in y
0.722 * [taylor]: Taking taylor expansion of 0.5 in y
0.722 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 y)) in y
0.722 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.722 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.722 * [taylor]: Taking taylor expansion of x in y
0.722 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.722 * [taylor]: Taking taylor expansion of y in y
0.722 * [taylor]: Taking taylor expansion of (* 0.5 (+ (/ 1 (pow x 2)) (/ 1 y))) in x
0.723 * [taylor]: Taking taylor expansion of 0.5 in x
0.723 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 y)) in x
0.723 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.723 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.723 * [taylor]: Taking taylor expansion of x in x
0.723 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.723 * [taylor]: Taking taylor expansion of y in x
0.723 * [taylor]: Taking taylor expansion of (* 0.5 (+ (/ 1 (pow x 2)) (/ 1 y))) in x
0.723 * [taylor]: Taking taylor expansion of 0.5 in x
0.723 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 y)) in x
0.723 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.723 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.723 * [taylor]: Taking taylor expansion of x in x
0.723 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.723 * [taylor]: Taking taylor expansion of y in x
0.723 * [taylor]: Taking taylor expansion of 0.5 in y
0.723 * [taylor]: Taking taylor expansion of 0 in y
0.723 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 y)) in y
0.723 * [taylor]: Taking taylor expansion of 0.5 in y
0.723 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.723 * [taylor]: Taking taylor expansion of y in y
0.723 * [taylor]: Taking taylor expansion of 0 in y
0.724 * [taylor]: Taking taylor expansion of 0 in y
0.724 * * * * [progress]: [ 2 / 2 ] generating series at (2 2)
0.724 * [approximate]: Taking taylor expansion of (- (pow x 2) y) in (x y) around 0
0.724 * [taylor]: Taking taylor expansion of (- (pow x 2) y) in y
0.724 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.724 * [taylor]: Taking taylor expansion of x in y
0.724 * [taylor]: Taking taylor expansion of y in y
0.724 * [taylor]: Taking taylor expansion of (- (pow x 2) y) in x
0.724 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.724 * [taylor]: Taking taylor expansion of x in x
0.724 * [taylor]: Taking taylor expansion of y in x
0.724 * [taylor]: Taking taylor expansion of (- (pow x 2) y) in x
0.724 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.724 * [taylor]: Taking taylor expansion of x in x
0.724 * [taylor]: Taking taylor expansion of y in x
0.724 * [taylor]: Taking taylor expansion of (neg y) in y
0.724 * [taylor]: Taking taylor expansion of y in y
0.724 * [taylor]: Taking taylor expansion of 0 in y
0.724 * [taylor]: Taking taylor expansion of 1 in y
0.725 * [taylor]: Taking taylor expansion of 0 in y
0.725 * [approximate]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 y)) in (x y) around 0
0.725 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 y)) in y
0.725 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.725 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.725 * [taylor]: Taking taylor expansion of x in y
0.725 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.725 * [taylor]: Taking taylor expansion of y in y
0.725 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 y)) in x
0.725 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.725 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.725 * [taylor]: Taking taylor expansion of x in x
0.725 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.725 * [taylor]: Taking taylor expansion of y in x
0.725 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 y)) in x
0.725 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.725 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.725 * [taylor]: Taking taylor expansion of x in x
0.725 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.725 * [taylor]: Taking taylor expansion of y in x
0.725 * [taylor]: Taking taylor expansion of 1 in y
0.725 * [taylor]: Taking taylor expansion of 0 in y
0.726 * [taylor]: Taking taylor expansion of (neg (/ 1 y)) in y
0.726 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.726 * [taylor]: Taking taylor expansion of y in y
0.726 * [taylor]: Taking taylor expansion of 0 in y
0.726 * [taylor]: Taking taylor expansion of 0 in y
0.726 * [approximate]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 y)) in (x y) around 0
0.726 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 y)) in y
0.726 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.726 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.726 * [taylor]: Taking taylor expansion of x in y
0.726 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.726 * [taylor]: Taking taylor expansion of y in y
0.726 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 y)) in x
0.726 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.726 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.727 * [taylor]: Taking taylor expansion of x in x
0.727 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.727 * [taylor]: Taking taylor expansion of y in x
0.727 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 y)) in x
0.727 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.727 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.727 * [taylor]: Taking taylor expansion of x in x
0.727 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.727 * [taylor]: Taking taylor expansion of y in x
0.727 * [taylor]: Taking taylor expansion of 1 in y
0.727 * [taylor]: Taking taylor expansion of 0 in y
0.727 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.727 * [taylor]: Taking taylor expansion of y in y
0.727 * [taylor]: Taking taylor expansion of 0 in y
0.727 * [taylor]: Taking taylor expansion of 0 in y
0.728 * * * [progress]: simplifying candidates
0.728 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (* 0.5 (- (* x x) y))
  (+ (log 0.5) (log (- (* x x) y)))
  (log (* 0.5 (- (* x x) y)))
  (exp (* 0.5 (- (* x x) y)))
  (* (* (* 0.5 0.5) 0.5) (* (* (- (* x x) y) (- (* x x) y)) (- (* x x) y)))
  (* (cbrt (* 0.5 (- (* x x) y))) (cbrt (* 0.5 (- (* x x) y))))
  (cbrt (* 0.5 (- (* x x) y)))
  (* (* (* 0.5 (- (* x x) y)) (* 0.5 (- (* x x) y))) (* 0.5 (- (* x x) y)))
  (sqrt (* 0.5 (- (* x x) y)))
  (sqrt (* 0.5 (- (* x x) y)))
  (* (sqrt 0.5) (sqrt (- (* x x) y)))
  (* (sqrt 0.5) (sqrt (- (* x x) y)))
  (* 0.5 (* x x))
  (* 0.5 (neg y))
  (* 0.5 (* x x))
  (* 0.5 (neg y))
  (* (* x x) 0.5)
  (* (neg y) 0.5)
  (* (* x x) 0.5)
  (* (neg y) 0.5)
  (* 0.5 (* (cbrt (- (* x x) y)) (cbrt (- (* x x) y))))
  (* 0.5 (sqrt (- (* x x) y)))
  (* 0.5 1)
  (* 0.5 (+ x (sqrt y)))
  (* (cbrt 0.5) (- (* x x) y))
  (* (sqrt 0.5) (- (* x x) y))
  (* 0.5 (- (* x x) y))
  (* 0.5 (- (pow (* x x) 3) (pow y 3)))
  (* 0.5 (- (* (* x x) (* x x)) (* y 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)
  (- (* 0.5 (pow x 2)) (* 0.5 y))
  (- (* 0.5 (pow x 2)) (* 0.5 y))
  (- (* 0.5 (pow x 2)) (* 0.5 y))
  (- (pow x 2) y)
  (- (pow x 2) y)
  (- (pow x 2) y)
0.732 * * [simplify]: iteration  0 :  151  enodes  (cost  193 )
0.735 * * [simplify]: iteration  1 :  618  enodes  (cost  172 )
0.747 * * [simplify]: iteration  2 :  2842  enodes  (cost  171 )
0.797 * * [simplify]: iteration  3 :  5002  enodes  (cost  171 )
0.799 * [simplify]: Simplified to:
   (* 0.5 (- (pow x 2) y))
  (log (* 0.5 (- (* x x) y)))
  (log (* 0.5 (- (* x x) y)))
  (exp (* 0.5 (- (* x x) y)))
  (pow (* 0.5 (- (pow x 2) y)) 3)
  (* (cbrt (* 0.5 (- (* x x) y))) (cbrt (* 0.5 (- (* x x) y))))
  (cbrt (* 0.5 (- (* x x) y)))
  (pow (* 0.5 (- (pow x 2) y)) 3)
  (sqrt (* 0.5 (- (* x x) y)))
  (sqrt (* 0.5 (- (* x x) y)))
  (* (sqrt 0.5) (sqrt (- (* x x) y)))
  (* (sqrt 0.5) (sqrt (- (* x x) y)))
  (* 0.5 (* x x))
  (* 0.5 (neg y))
  (* 0.5 (* x x))
  (* 0.5 (neg y))
  (* 0.5 (* x x))
  (* 0.5 (neg y))
  (* 0.5 (* x x))
  (* 0.5 (neg y))
  (* 0.5 (* (cbrt (- (* x x) y)) (cbrt (- (* x x) y))))
  (* 0.5 (sqrt (- (* x x) y)))
  0.5
  (* 0.5 (+ x (sqrt y)))
  (* (cbrt 0.5) (- (* x x) y))
  (* (sqrt 0.5) (- (* x x) y))
  (* 0.5 (- (pow x 2) y))
  (* 0.5 (- (pow (* x x) 3) (pow y 3)))
  (* 0.5 (+ (neg (* y y)) (pow x 4)))
  (exp (- (* x x) y))
  (log (- (pow x 2) y))
  (exp (- (* x x) y))
  (* (cbrt (- (* x x) y)) (cbrt (- (* x x) y)))
  (cbrt (- (* x x) y))
  (pow (- (pow x 2) y) 3)
  (sqrt (- (* x x) y))
  (sqrt (- (* x x) y))
  (- (pow (* x x) 3) (pow y 3))
  (+ (+ (pow x 4) (* (* x x) y)) (* y y))
  (neg y)
  (+ (neg (* y y)) (pow x 4))
  (+ (* x x) y)
  (+ x (sqrt y))
  (- x (sqrt y))
  (neg y)
  (* 0.5 (- (pow x 2) y))
  (* 0.5 (- (pow x 2) y))
  (* 0.5 (- (pow x 2) y))
  (- (pow x 2) y)
  (- (pow x 2) y)
  (- (pow x 2) y)
0.799 * * * [progress]: adding candidates to table
0.850 * * [progress]: iteration 2 / 4
0.850 * * * [progress]: picking best candidate
0.853 * * * * [pick]: Picked  #<alt (λ (x y) (* (* 0.5 (+ x (sqrt y))) (- x (sqrt y))))>
0.853 * * * [progress]: localizing error
0.861 * * * [progress]: generating rewritten candidates
0.861 * * * * [progress]: [ 1 / 3 ] rewriting at (2)
0.872 * * * * [progress]: [ 2 / 3 ] rewriting at (2 2)
0.876 * * * * [progress]: [ 3 / 3 ] rewriting at (2 1 2)
0.881 * * * [progress]: generating series expansions
0.881 * * * * [progress]: [ 1 / 3 ] generating series at (2)
0.881 * [approximate]: Taking taylor expansion of (* 0.5 (* (- x (sqrt y)) (+ x (sqrt y)))) in (x y) around 0
0.881 * [taylor]: Taking taylor expansion of (* 0.5 (* (- x (sqrt y)) (+ x (sqrt y)))) in y
0.881 * [taylor]: Taking taylor expansion of 0.5 in y
0.881 * [taylor]: Taking taylor expansion of (* (- x (sqrt y)) (+ x (sqrt y))) in y
0.881 * [taylor]: Taking taylor expansion of (- x (sqrt y)) in y
0.881 * [taylor]: Taking taylor expansion of x in y
0.881 * [taylor]: Taking taylor expansion of (sqrt y) in y
0.881 * [taylor]: Taking taylor expansion of y in y
0.881 * [taylor]: Taking taylor expansion of (+ x (sqrt y)) in y
0.881 * [taylor]: Taking taylor expansion of x in y
0.881 * [taylor]: Taking taylor expansion of (sqrt y) in y
0.881 * [taylor]: Taking taylor expansion of y in y
0.881 * [taylor]: Taking taylor expansion of (* 0.5 (* (- x (sqrt y)) (+ x (sqrt y)))) in x
0.881 * [taylor]: Taking taylor expansion of 0.5 in x
0.881 * [taylor]: Taking taylor expansion of (* (- x (sqrt y)) (+ x (sqrt y))) in x
0.881 * [taylor]: Taking taylor expansion of (- x (sqrt y)) in x
0.881 * [taylor]: Taking taylor expansion of x in x
0.881 * [taylor]: Taking taylor expansion of (sqrt y) in x
0.881 * [taylor]: Taking taylor expansion of y in x
0.882 * [taylor]: Taking taylor expansion of (+ x (sqrt y)) in x
0.882 * [taylor]: Taking taylor expansion of x in x
0.882 * [taylor]: Taking taylor expansion of (sqrt y) in x
0.882 * [taylor]: Taking taylor expansion of y in x
0.882 * [taylor]: Taking taylor expansion of (* 0.5 (* (- x (sqrt y)) (+ x (sqrt y)))) in x
0.882 * [taylor]: Taking taylor expansion of 0.5 in x
0.882 * [taylor]: Taking taylor expansion of (* (- x (sqrt y)) (+ x (sqrt y))) in x
0.882 * [taylor]: Taking taylor expansion of (- x (sqrt y)) in x
0.882 * [taylor]: Taking taylor expansion of x in x
0.882 * [taylor]: Taking taylor expansion of (sqrt y) in x
0.882 * [taylor]: Taking taylor expansion of y in x
0.882 * [taylor]: Taking taylor expansion of (+ x (sqrt y)) in x
0.882 * [taylor]: Taking taylor expansion of x in x
0.882 * [taylor]: Taking taylor expansion of (sqrt y) in x
0.882 * [taylor]: Taking taylor expansion of y in x
0.882 * [taylor]: Taking taylor expansion of (* -0.5 y) in y
0.882 * [taylor]: Taking taylor expansion of -0.5 in y
0.882 * [taylor]: Taking taylor expansion of y in y
0.882 * [taylor]: Taking taylor expansion of 0 in y
0.883 * [taylor]: Taking taylor expansion of 0.5 in y
0.883 * [taylor]: Taking taylor expansion of 0 in y
0.883 * [approximate]: Taking taylor expansion of (* 0.5 (* (- (/ 1 x) (sqrt (/ 1 y))) (+ (sqrt (/ 1 y)) (/ 1 x)))) in (x y) around 0
0.883 * [taylor]: Taking taylor expansion of (* 0.5 (* (- (/ 1 x) (sqrt (/ 1 y))) (+ (sqrt (/ 1 y)) (/ 1 x)))) in y
0.883 * [taylor]: Taking taylor expansion of 0.5 in y
0.883 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (sqrt (/ 1 y))) (+ (sqrt (/ 1 y)) (/ 1 x))) in y
0.884 * [taylor]: Taking taylor expansion of (- (/ 1 x) (sqrt (/ 1 y))) in y
0.884 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.884 * [taylor]: Taking taylor expansion of x in y
0.884 * [taylor]: Taking taylor expansion of (sqrt (/ 1 y)) in y
0.884 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.884 * [taylor]: Taking taylor expansion of y in y
0.884 * [taylor]: Taking taylor expansion of (+ (sqrt (/ 1 y)) (/ 1 x)) in y
0.884 * [taylor]: Taking taylor expansion of (sqrt (/ 1 y)) in y
0.884 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.884 * [taylor]: Taking taylor expansion of y in y
0.884 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.884 * [taylor]: Taking taylor expansion of x in y
0.884 * [taylor]: Taking taylor expansion of (* 0.5 (* (- (/ 1 x) (sqrt (/ 1 y))) (+ (sqrt (/ 1 y)) (/ 1 x)))) in x
0.884 * [taylor]: Taking taylor expansion of 0.5 in x
0.884 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (sqrt (/ 1 y))) (+ (sqrt (/ 1 y)) (/ 1 x))) in x
0.884 * [taylor]: Taking taylor expansion of (- (/ 1 x) (sqrt (/ 1 y))) in x
0.884 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.884 * [taylor]: Taking taylor expansion of x in x
0.884 * [taylor]: Taking taylor expansion of (sqrt (/ 1 y)) in x
0.884 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.884 * [taylor]: Taking taylor expansion of y in x
0.884 * [taylor]: Taking taylor expansion of (+ (sqrt (/ 1 y)) (/ 1 x)) in x
0.884 * [taylor]: Taking taylor expansion of (sqrt (/ 1 y)) in x
0.884 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.884 * [taylor]: Taking taylor expansion of y in x
0.884 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.884 * [taylor]: Taking taylor expansion of x in x
0.884 * [taylor]: Taking taylor expansion of (* 0.5 (* (- (/ 1 x) (sqrt (/ 1 y))) (+ (sqrt (/ 1 y)) (/ 1 x)))) in x
0.884 * [taylor]: Taking taylor expansion of 0.5 in x
0.884 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (sqrt (/ 1 y))) (+ (sqrt (/ 1 y)) (/ 1 x))) in x
0.884 * [taylor]: Taking taylor expansion of (- (/ 1 x) (sqrt (/ 1 y))) in x
0.884 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.884 * [taylor]: Taking taylor expansion of x in x
0.884 * [taylor]: Taking taylor expansion of (sqrt (/ 1 y)) in x
0.884 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.884 * [taylor]: Taking taylor expansion of y in x
0.885 * [taylor]: Taking taylor expansion of (+ (sqrt (/ 1 y)) (/ 1 x)) in x
0.885 * [taylor]: Taking taylor expansion of (sqrt (/ 1 y)) in x
0.885 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.885 * [taylor]: Taking taylor expansion of y in x
0.885 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.885 * [taylor]: Taking taylor expansion of x in x
0.885 * [taylor]: Taking taylor expansion of 0.5 in y
0.885 * [taylor]: Taking taylor expansion of 0 in y
0.885 * [taylor]: Taking taylor expansion of (neg (* 0.5 (/ 1 y))) in y
0.885 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 y)) in y
0.885 * [taylor]: Taking taylor expansion of 0.5 in y
0.885 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.885 * [taylor]: Taking taylor expansion of y in y
0.886 * [taylor]: Taking taylor expansion of 0 in y
0.887 * [taylor]: Taking taylor expansion of 0 in y
0.887 * [taylor]: Taking taylor expansion of 0 in y
0.888 * [approximate]: Taking taylor expansion of (* -0.5 (* (+ (sqrt (/ -1 y)) (/ 1 x)) (- (sqrt (/ -1 y)) (/ 1 x)))) in (x y) around 0
0.888 * [taylor]: Taking taylor expansion of (* -0.5 (* (+ (sqrt (/ -1 y)) (/ 1 x)) (- (sqrt (/ -1 y)) (/ 1 x)))) in y
0.888 * [taylor]: Taking taylor expansion of -0.5 in y
0.888 * [taylor]: Taking taylor expansion of (* (+ (sqrt (/ -1 y)) (/ 1 x)) (- (sqrt (/ -1 y)) (/ 1 x))) in y
0.888 * [taylor]: Taking taylor expansion of (+ (sqrt (/ -1 y)) (/ 1 x)) in y
0.888 * [taylor]: Taking taylor expansion of (sqrt (/ -1 y)) in y
0.888 * [taylor]: Taking taylor expansion of (/ -1 y) in y
0.888 * [taylor]: Taking taylor expansion of -1 in y
0.888 * [taylor]: Taking taylor expansion of y in y
0.888 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.888 * [taylor]: Taking taylor expansion of x in y
0.888 * [taylor]: Taking taylor expansion of (- (sqrt (/ -1 y)) (/ 1 x)) in y
0.888 * [taylor]: Taking taylor expansion of (sqrt (/ -1 y)) in y
0.888 * [taylor]: Taking taylor expansion of (/ -1 y) in y
0.888 * [taylor]: Taking taylor expansion of -1 in y
0.888 * [taylor]: Taking taylor expansion of y in y
0.888 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.888 * [taylor]: Taking taylor expansion of x in y
0.888 * [taylor]: Taking taylor expansion of (* -0.5 (* (+ (sqrt (/ -1 y)) (/ 1 x)) (- (sqrt (/ -1 y)) (/ 1 x)))) in x
0.888 * [taylor]: Taking taylor expansion of -0.5 in x
0.888 * [taylor]: Taking taylor expansion of (* (+ (sqrt (/ -1 y)) (/ 1 x)) (- (sqrt (/ -1 y)) (/ 1 x))) in x
0.888 * [taylor]: Taking taylor expansion of (+ (sqrt (/ -1 y)) (/ 1 x)) in x
0.888 * [taylor]: Taking taylor expansion of (sqrt (/ -1 y)) in x
0.888 * [taylor]: Taking taylor expansion of (/ -1 y) in x
0.888 * [taylor]: Taking taylor expansion of -1 in x
0.888 * [taylor]: Taking taylor expansion of y in x
0.889 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.889 * [taylor]: Taking taylor expansion of x in x
0.889 * [taylor]: Taking taylor expansion of (- (sqrt (/ -1 y)) (/ 1 x)) in x
0.889 * [taylor]: Taking taylor expansion of (sqrt (/ -1 y)) in x
0.889 * [taylor]: Taking taylor expansion of (/ -1 y) in x
0.889 * [taylor]: Taking taylor expansion of -1 in x
0.889 * [taylor]: Taking taylor expansion of y in x
0.889 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.889 * [taylor]: Taking taylor expansion of x in x
0.889 * [taylor]: Taking taylor expansion of (* -0.5 (* (+ (sqrt (/ -1 y)) (/ 1 x)) (- (sqrt (/ -1 y)) (/ 1 x)))) in x
0.889 * [taylor]: Taking taylor expansion of -0.5 in x
0.889 * [taylor]: Taking taylor expansion of (* (+ (sqrt (/ -1 y)) (/ 1 x)) (- (sqrt (/ -1 y)) (/ 1 x))) in x
0.889 * [taylor]: Taking taylor expansion of (+ (sqrt (/ -1 y)) (/ 1 x)) in x
0.889 * [taylor]: Taking taylor expansion of (sqrt (/ -1 y)) in x
0.889 * [taylor]: Taking taylor expansion of (/ -1 y) in x
0.889 * [taylor]: Taking taylor expansion of -1 in x
0.889 * [taylor]: Taking taylor expansion of y in x
0.889 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.889 * [taylor]: Taking taylor expansion of x in x
0.889 * [taylor]: Taking taylor expansion of (- (sqrt (/ -1 y)) (/ 1 x)) in x
0.889 * [taylor]: Taking taylor expansion of (sqrt (/ -1 y)) in x
0.889 * [taylor]: Taking taylor expansion of (/ -1 y) in x
0.889 * [taylor]: Taking taylor expansion of -1 in x
0.889 * [taylor]: Taking taylor expansion of y in x
0.889 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.889 * [taylor]: Taking taylor expansion of x in x
0.890 * [taylor]: Taking taylor expansion of 0.5 in y
0.890 * [taylor]: Taking taylor expansion of 0 in y
0.890 * [taylor]: Taking taylor expansion of (neg (* 0.5 (pow (sqrt (/ -1 y)) 2))) in y
0.890 * [taylor]: Taking taylor expansion of (* 0.5 (pow (sqrt (/ -1 y)) 2)) in y
0.890 * [taylor]: Taking taylor expansion of 0.5 in y
0.890 * [taylor]: Taking taylor expansion of (pow (sqrt (/ -1 y)) 2) in y
0.890 * [taylor]: Taking taylor expansion of (sqrt (/ -1 y)) in y
0.890 * [taylor]: Taking taylor expansion of (/ -1 y) in y
0.890 * [taylor]: Taking taylor expansion of -1 in y
0.890 * [taylor]: Taking taylor expansion of y in y
0.891 * [taylor]: Taking taylor expansion of 0 in y
0.892 * [taylor]: Taking taylor expansion of 0 in y
0.893 * [taylor]: Taking taylor expansion of 0 in y
0.894 * * * * [progress]: [ 2 / 3 ] generating series at (2 2)
0.894 * [approximate]: Taking taylor expansion of (- x (sqrt y)) in (x y) around 0
0.894 * [taylor]: Taking taylor expansion of (- x (sqrt y)) in y
0.894 * [taylor]: Taking taylor expansion of x in y
0.894 * [taylor]: Taking taylor expansion of (sqrt y) in y
0.894 * [taylor]: Taking taylor expansion of y in y
0.894 * [taylor]: Taking taylor expansion of (- x (sqrt y)) in x
0.894 * [taylor]: Taking taylor expansion of x in x
0.894 * [taylor]: Taking taylor expansion of (sqrt y) in x
0.894 * [taylor]: Taking taylor expansion of y in x
0.894 * [taylor]: Taking taylor expansion of (- x (sqrt y)) in x
0.894 * [taylor]: Taking taylor expansion of x in x
0.894 * [taylor]: Taking taylor expansion of (sqrt y) in x
0.894 * [taylor]: Taking taylor expansion of y in x
0.894 * [taylor]: Taking taylor expansion of (neg (sqrt y)) in y
0.894 * [taylor]: Taking taylor expansion of (sqrt y) in y
0.894 * [taylor]: Taking taylor expansion of y in y
0.894 * [taylor]: Taking taylor expansion of 1 in y
0.895 * [taylor]: Taking taylor expansion of 0 in y
0.895 * [approximate]: Taking taylor expansion of (- (/ 1 x) (sqrt (/ 1 y))) in (x y) around 0
0.895 * [taylor]: Taking taylor expansion of (- (/ 1 x) (sqrt (/ 1 y))) in y
0.895 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.895 * [taylor]: Taking taylor expansion of x in y
0.895 * [taylor]: Taking taylor expansion of (sqrt (/ 1 y)) in y
0.895 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.895 * [taylor]: Taking taylor expansion of y in y
0.895 * [taylor]: Taking taylor expansion of (- (/ 1 x) (sqrt (/ 1 y))) in x
0.895 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.895 * [taylor]: Taking taylor expansion of x in x
0.895 * [taylor]: Taking taylor expansion of (sqrt (/ 1 y)) in x
0.895 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.895 * [taylor]: Taking taylor expansion of y in x
0.896 * [taylor]: Taking taylor expansion of (- (/ 1 x) (sqrt (/ 1 y))) in x
0.896 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.896 * [taylor]: Taking taylor expansion of x in x
0.896 * [taylor]: Taking taylor expansion of (sqrt (/ 1 y)) in x
0.896 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.896 * [taylor]: Taking taylor expansion of y in x
0.896 * [taylor]: Taking taylor expansion of 1 in y
0.896 * [taylor]: Taking taylor expansion of (neg (sqrt (/ 1 y))) in y
0.896 * [taylor]: Taking taylor expansion of (sqrt (/ 1 y)) in y
0.896 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.896 * [taylor]: Taking taylor expansion of y in y
0.896 * [taylor]: Taking taylor expansion of 0 in y
0.896 * [taylor]: Taking taylor expansion of 0 in y
0.897 * [approximate]: Taking taylor expansion of (neg (+ (sqrt (/ -1 y)) (/ 1 x))) in (x y) around 0
0.897 * [taylor]: Taking taylor expansion of (neg (+ (sqrt (/ -1 y)) (/ 1 x))) in y
0.897 * [taylor]: Taking taylor expansion of (+ (sqrt (/ -1 y)) (/ 1 x)) in y
0.897 * [taylor]: Taking taylor expansion of (sqrt (/ -1 y)) in y
0.897 * [taylor]: Taking taylor expansion of (/ -1 y) in y
0.897 * [taylor]: Taking taylor expansion of -1 in y
0.897 * [taylor]: Taking taylor expansion of y in y
0.897 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.897 * [taylor]: Taking taylor expansion of x in y
0.897 * [taylor]: Taking taylor expansion of (neg (+ (sqrt (/ -1 y)) (/ 1 x))) in x
0.897 * [taylor]: Taking taylor expansion of (+ (sqrt (/ -1 y)) (/ 1 x)) in x
0.897 * [taylor]: Taking taylor expansion of (sqrt (/ -1 y)) in x
0.897 * [taylor]: Taking taylor expansion of (/ -1 y) in x
0.897 * [taylor]: Taking taylor expansion of -1 in x
0.897 * [taylor]: Taking taylor expansion of y in x
0.897 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.897 * [taylor]: Taking taylor expansion of x in x
0.897 * [taylor]: Taking taylor expansion of (neg (+ (sqrt (/ -1 y)) (/ 1 x))) in x
0.897 * [taylor]: Taking taylor expansion of (+ (sqrt (/ -1 y)) (/ 1 x)) in x
0.897 * [taylor]: Taking taylor expansion of (sqrt (/ -1 y)) in x
0.897 * [taylor]: Taking taylor expansion of (/ -1 y) in x
0.897 * [taylor]: Taking taylor expansion of -1 in x
0.898 * [taylor]: Taking taylor expansion of y in x
0.898 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.898 * [taylor]: Taking taylor expansion of x in x
0.898 * [taylor]: Taking taylor expansion of (neg 1) in y
0.898 * [taylor]: Taking taylor expansion of 1 in y
0.898 * [taylor]: Taking taylor expansion of (neg (sqrt (/ -1 y))) in y
0.898 * [taylor]: Taking taylor expansion of (sqrt (/ -1 y)) in y
0.898 * [taylor]: Taking taylor expansion of (/ -1 y) in y
0.898 * [taylor]: Taking taylor expansion of -1 in y
0.898 * [taylor]: Taking taylor expansion of y in y
0.898 * [taylor]: Taking taylor expansion of 0 in y
0.898 * [taylor]: Taking taylor expansion of 0 in y
0.899 * * * * [progress]: [ 3 / 3 ] generating series at (2 1 2)
0.899 * [approximate]: Taking taylor expansion of (+ x (sqrt y)) in (x y) around 0
0.899 * [taylor]: Taking taylor expansion of (+ x (sqrt y)) in y
0.899 * [taylor]: Taking taylor expansion of x in y
0.899 * [taylor]: Taking taylor expansion of (sqrt y) in y
0.899 * [taylor]: Taking taylor expansion of y in y
0.899 * [taylor]: Taking taylor expansion of (+ x (sqrt y)) in x
0.899 * [taylor]: Taking taylor expansion of x in x
0.899 * [taylor]: Taking taylor expansion of (sqrt y) in x
0.899 * [taylor]: Taking taylor expansion of y in x
0.899 * [taylor]: Taking taylor expansion of (+ x (sqrt y)) in x
0.899 * [taylor]: Taking taylor expansion of x in x
0.899 * [taylor]: Taking taylor expansion of (sqrt y) in x
0.899 * [taylor]: Taking taylor expansion of y in x
0.899 * [taylor]: Taking taylor expansion of (sqrt y) in y
0.899 * [taylor]: Taking taylor expansion of y in y
0.899 * [taylor]: Taking taylor expansion of 1 in y
0.899 * [taylor]: Taking taylor expansion of 0 in y
0.900 * [approximate]: Taking taylor expansion of (+ (sqrt (/ 1 y)) (/ 1 x)) in (x y) around 0
0.900 * [taylor]: Taking taylor expansion of (+ (sqrt (/ 1 y)) (/ 1 x)) in y
0.900 * [taylor]: Taking taylor expansion of (sqrt (/ 1 y)) in y
0.900 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.900 * [taylor]: Taking taylor expansion of y in y
0.900 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.900 * [taylor]: Taking taylor expansion of x in y
0.900 * [taylor]: Taking taylor expansion of (+ (sqrt (/ 1 y)) (/ 1 x)) in x
0.900 * [taylor]: Taking taylor expansion of (sqrt (/ 1 y)) in x
0.900 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.900 * [taylor]: Taking taylor expansion of y in x
0.900 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.900 * [taylor]: Taking taylor expansion of x in x
0.900 * [taylor]: Taking taylor expansion of (+ (sqrt (/ 1 y)) (/ 1 x)) in x
0.900 * [taylor]: Taking taylor expansion of (sqrt (/ 1 y)) in x
0.900 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.900 * [taylor]: Taking taylor expansion of y in x
0.900 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.900 * [taylor]: Taking taylor expansion of x in x
0.901 * [taylor]: Taking taylor expansion of 1 in y
0.901 * [taylor]: Taking taylor expansion of (sqrt (/ 1 y)) in y
0.901 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.901 * [taylor]: Taking taylor expansion of y in y
0.901 * [taylor]: Taking taylor expansion of 0 in y
0.901 * [taylor]: Taking taylor expansion of 0 in y
0.901 * [approximate]: Taking taylor expansion of (- (sqrt (/ -1 y)) (/ 1 x)) in (x y) around 0
0.901 * [taylor]: Taking taylor expansion of (- (sqrt (/ -1 y)) (/ 1 x)) in y
0.901 * [taylor]: Taking taylor expansion of (sqrt (/ -1 y)) in y
0.901 * [taylor]: Taking taylor expansion of (/ -1 y) in y
0.901 * [taylor]: Taking taylor expansion of -1 in y
0.901 * [taylor]: Taking taylor expansion of y in y
0.902 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.902 * [taylor]: Taking taylor expansion of x in y
0.902 * [taylor]: Taking taylor expansion of (- (sqrt (/ -1 y)) (/ 1 x)) in x
0.902 * [taylor]: Taking taylor expansion of (sqrt (/ -1 y)) in x
0.902 * [taylor]: Taking taylor expansion of (/ -1 y) in x
0.902 * [taylor]: Taking taylor expansion of -1 in x
0.902 * [taylor]: Taking taylor expansion of y in x
0.902 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.902 * [taylor]: Taking taylor expansion of x in x
0.902 * [taylor]: Taking taylor expansion of (- (sqrt (/ -1 y)) (/ 1 x)) in x
0.902 * [taylor]: Taking taylor expansion of (sqrt (/ -1 y)) in x
0.902 * [taylor]: Taking taylor expansion of (/ -1 y) in x
0.902 * [taylor]: Taking taylor expansion of -1 in x
0.902 * [taylor]: Taking taylor expansion of y in x
0.902 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.902 * [taylor]: Taking taylor expansion of x in x
0.902 * [taylor]: Taking taylor expansion of (neg 1) in y
0.902 * [taylor]: Taking taylor expansion of 1 in y
0.902 * [taylor]: Taking taylor expansion of (sqrt (/ -1 y)) in y
0.902 * [taylor]: Taking taylor expansion of (/ -1 y) in y
0.902 * [taylor]: Taking taylor expansion of -1 in y
0.902 * [taylor]: Taking taylor expansion of y in y
0.902 * [taylor]: Taking taylor expansion of 0 in y
0.903 * [taylor]: Taking taylor expansion of 0 in y
0.903 * * * [progress]: simplifying candidates
0.904 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (* (* 0.5 (+ x (sqrt y))) (- x (sqrt y)))
  (* (* 0.5 (+ x (sqrt y))) (- x (sqrt y)))
  (+ (+ (log 0.5) (log (+ x (sqrt y)))) (log (- x (sqrt y))))
  (+ (log (* 0.5 (+ x (sqrt y)))) (log (- x (sqrt y))))
  (log (* (* 0.5 (+ x (sqrt y))) (- x (sqrt y))))
  (exp (* (* 0.5 (+ x (sqrt y))) (- x (sqrt y))))
  (* (* (* (* 0.5 0.5) 0.5) (* (* (+ x (sqrt y)) (+ x (sqrt y))) (+ x (sqrt y)))) (* (* (- x (sqrt y)) (- x (sqrt y))) (- x (sqrt y))))
  (* (* (* (* 0.5 (+ x (sqrt y))) (* 0.5 (+ x (sqrt y)))) (* 0.5 (+ x (sqrt y)))) (* (* (- x (sqrt y)) (- x (sqrt y))) (- x (sqrt y))))
  (* (cbrt (* (* 0.5 (+ x (sqrt y))) (- x (sqrt y)))) (cbrt (* (* 0.5 (+ x (sqrt y))) (- x (sqrt y)))))
  (cbrt (* (* 0.5 (+ x (sqrt y))) (- x (sqrt y))))
  (* (* (* (* 0.5 (+ x (sqrt y))) (- x (sqrt y))) (* (* 0.5 (+ x (sqrt y))) (- x (sqrt y)))) (* (* 0.5 (+ x (sqrt y))) (- x (sqrt y))))
  (sqrt (* (* 0.5 (+ x (sqrt y))) (- x (sqrt y))))
  (sqrt (* (* 0.5 (+ x (sqrt y))) (- x (sqrt y))))
  (* (* 0.5 (+ (pow x 3) (pow (sqrt y) 3))) (- (pow x 3) (pow (sqrt y) 3)))
  (* (+ (* x x) (- (* (sqrt y) (sqrt y)) (* x (sqrt y)))) (+ (* x x) (+ (* (sqrt y) (sqrt y)) (* x (sqrt y)))))
  (* (* 0.5 (+ (pow x 3) (pow (sqrt y) 3))) (- (* x x) (* (sqrt y) (sqrt y))))
  (* (+ (* x x) (- (* (sqrt y) (sqrt y)) (* x (sqrt y)))) (+ x (sqrt y)))
  (* (* 0.5 (- (* x x) (* (sqrt y) (sqrt y)))) (- (pow x 3) (pow (sqrt y) 3)))
  (* (- x (sqrt y)) (+ (* x x) (+ (* (sqrt y) (sqrt y)) (* x (sqrt y)))))
  (* (* 0.5 (- (* x x) (* (sqrt y) (sqrt y)))) (- (* x x) (* (sqrt y) (sqrt y))))
  (* (- x (sqrt y)) (+ x (sqrt y)))
  (* (* 0.5 (+ x (sqrt y))) x)
  (* (* 0.5 (+ x (sqrt y))) (neg (sqrt y)))
  (* (* 0.5 (+ x (sqrt y))) x)
  (* (* 0.5 (+ x (sqrt y))) (neg (sqrt y)))
  (* x (* 0.5 (+ x (sqrt y))))
  (* (neg (sqrt y)) (* 0.5 (+ x (sqrt y))))
  (* x (* 0.5 (+ x (sqrt y))))
  (* (neg (sqrt y)) (* 0.5 (+ x (sqrt y))))
  (* (* 0.5 (+ x (sqrt y))) (* (cbrt (- x (sqrt y))) (cbrt (- x (sqrt y)))))
  (* (* 0.5 (+ x (sqrt y))) (sqrt (- x (sqrt y))))
  (* (* 0.5 (+ x (sqrt y))) 1)
  (* (* 0.5 (+ x (sqrt y))) (+ (sqrt x) (sqrt (sqrt y))))
  (* (* 0.5 (+ x (sqrt y))) (+ (sqrt x) (sqrt (sqrt y))))
  (* (* 0.5 (+ x (sqrt y))) 1)
  (* (+ x (sqrt y)) (- x (sqrt y)))
  (* (* 0.5 (+ x (sqrt y))) (- (pow x 3) (pow (sqrt y) 3)))
  (* (* 0.5 (+ x (sqrt y))) (- (* x x) (* (sqrt y) (sqrt y))))
  (* (* 0.5 (+ (pow x 3) (pow (sqrt y) 3))) (- x (sqrt y)))
  (* (* 0.5 (- (* x x) (* (sqrt y) (sqrt y)))) (- x (sqrt y)))
  (/ (exp x) (exp (sqrt y)))
  (log (- x (sqrt y)))
  (exp (- x (sqrt y)))
  (* (cbrt (- x (sqrt y))) (cbrt (- x (sqrt y))))
  (cbrt (- x (sqrt y)))
  (* (* (- x (sqrt y)) (- x (sqrt y))) (- x (sqrt y)))
  (sqrt (- x (sqrt y)))
  (sqrt (- x (sqrt y)))
  (- (pow x 3) (pow (sqrt y) 3))
  (+ (* x x) (+ (* (sqrt y) (sqrt y)) (* x (sqrt y))))
  (neg (sqrt y))
  (- (* x x) (* (sqrt y) (sqrt y)))
  (+ x (sqrt y))
  (+ (sqrt x) (sqrt (sqrt y)))
  (- (sqrt x) (sqrt (sqrt y)))
  (+ (sqrt x) (sqrt (sqrt y)))
  (- (sqrt x) (sqrt (sqrt y)))
  (- x (sqrt y))
  (neg (sqrt y))
  (* (exp x) (exp (sqrt y)))
  (log (+ x (sqrt y)))
  (exp (+ x (sqrt y)))
  (* (cbrt (+ x (sqrt y))) (cbrt (+ x (sqrt y))))
  (cbrt (+ x (sqrt y)))
  (* (* (+ x (sqrt y)) (+ x (sqrt y))) (+ x (sqrt y)))
  (sqrt (+ x (sqrt y)))
  (sqrt (+ x (sqrt y)))
  (+ (pow x 3) (pow (sqrt y) 3))
  (+ (* x x) (- (* (sqrt y) (sqrt y)) (* x (sqrt y))))
  (- (* x x) (* (sqrt y) (sqrt y)))
  (- x (sqrt y))
  (+ x (sqrt y))
  (- (* 0.5 (pow x 2)) (* 0.5 y))
  (- (* 0.5 (pow x 2)) (* 0.5 y))
  (- (+ (* 0.5 (pow x 2)) (* 1.0 (/ (pow NAN 4) y))) (* 0.5 (pow NAN 2)))
  (- x (+ (* (pow NAN 3) (pow y 2)) (* NAN y)))
  (- x (+ (/ (pow NAN 3) y) NAN))
  (- (+ (/ (pow NAN 3) y) x) NAN)
  (+ (* (pow NAN 3) (pow y 2)) (+ x (* NAN y)))
  (+ (/ (pow NAN 3) y) (+ NAN x))
  (- (+ NAN x) (/ (pow NAN 3) y))
0.908 * * [simplify]: iteration  0 :  360  enodes  (cost  466 )
0.916 * * [simplify]: iteration  1 :  1996  enodes  (cost  392 )
0.952 * * [simplify]: iteration  2 :  5002  enodes  (cost  388 )
0.955 * [simplify]: Simplified to:
   (* 0.5 (- (pow x 2) y))
  (* 0.5 (- (pow x 2) y))
  (+ (log 0.5) (log (- (pow x 2) y)))
  (+ (log 0.5) (log (- (pow x 2) y)))
  (+ (log 0.5) (log (- (pow x 2) y)))
  (pow (exp 0.5) (- (pow x 2) y))
  (pow (* 0.5 (- (pow x 2) y)) 3)
  (pow (* 0.5 (- (pow x 2) y)) 3)
  (* (cbrt (* (* 0.5 (+ x (sqrt y))) (- x (sqrt y)))) (cbrt (* (* 0.5 (+ x (sqrt y))) (- x (sqrt y)))))
  (cbrt (* (* 0.5 (+ x (sqrt y))) (- x (sqrt y))))
  (pow (* 0.5 (- (pow x 2) y)) 3)
  (sqrt (* (* 0.5 (+ x (sqrt y))) (- x (sqrt y))))
  (sqrt (* (* 0.5 (+ x (sqrt y))) (- x (sqrt y))))
  (* (* 0.5 (+ (pow x 3) (pow (sqrt y) 3))) (- (pow x 3) (pow (sqrt y) 3)))
  (* (+ (+ (pow x 2) y) (* x (sqrt y))) (- (+ (pow x 2) y) (* x (sqrt y))))
  (* (* 0.5 (+ (pow x 3) (pow (sqrt y) 3))) (- (pow x 2) y))
  (* (+ x (sqrt y)) (- (+ (pow x 2) y) (* x (sqrt y))))
  (* (* 0.5 (- (pow x 2) y)) (- (pow x 3) (pow (sqrt y) 3)))
  (* (+ (+ (pow x 2) y) (* x (sqrt y))) (- x (sqrt y)))
  (* (* 0.5 (- (pow x 2) y)) (- (pow x 2) y))
  (- (pow x 2) y)
  (* (* 0.5 (+ x (sqrt y))) x)
  (* (neg (+ (* x (sqrt y)) y)) 0.5)
  (* (* 0.5 (+ x (sqrt y))) x)
  (* (neg (+ (* x (sqrt y)) y)) 0.5)
  (* (* 0.5 (+ x (sqrt y))) x)
  (* (neg (+ (* x (sqrt y)) y)) 0.5)
  (* (* 0.5 (+ x (sqrt y))) x)
  (* (neg (+ (* x (sqrt y)) y)) 0.5)
  (* (* 0.5 (+ x (sqrt y))) (* (cbrt (- x (sqrt y))) (cbrt (- x (sqrt y)))))
  (* (* 0.5 (+ x (sqrt y))) (sqrt (- x (sqrt y))))
  (* 0.5 (+ x (sqrt y)))
  (* (* 0.5 (+ x (sqrt y))) (+ (sqrt x) (sqrt (sqrt y))))
  (* (* 0.5 (+ x (sqrt y))) (+ (sqrt x) (sqrt (sqrt y))))
  (* 0.5 (+ x (sqrt y)))
  (- (pow x 2) y)
  (* (* 0.5 (+ x (sqrt y))) (- (pow x 3) (pow (sqrt y) 3)))
  (* (* 0.5 (+ x (sqrt y))) (- (pow x 2) y))
  (* (* 0.5 (+ (pow x 3) (pow (sqrt y) 3))) (- x (sqrt y)))
  (* (* 0.5 (- (pow x 2) y)) (- x (sqrt y)))
  (exp (- x (sqrt y)))
  (log (- x (sqrt y)))
  (exp (- x (sqrt y)))
  (* (cbrt (- x (sqrt y))) (cbrt (- x (sqrt y))))
  (cbrt (- x (sqrt y)))
  (pow (- x (sqrt y)) 3)
  (sqrt (- x (sqrt y)))
  (sqrt (- x (sqrt y)))
  (- (pow x 3) (pow (sqrt y) 3))
  (+ (* x (+ x (sqrt y))) y)
  (neg (sqrt y))
  (- (pow x 2) y)
  (+ x (sqrt y))
  (+ (sqrt x) (sqrt (sqrt y)))
  (- (sqrt x) (sqrt (sqrt y)))
  (+ (sqrt x) (sqrt (sqrt y)))
  (- (sqrt x) (sqrt (sqrt y)))
  (- x (sqrt y))
  (neg (sqrt y))
  (exp (+ x (sqrt y)))
  (log (+ x (sqrt y)))
  (exp (+ x (sqrt y)))
  (* (cbrt (+ x (sqrt y))) (cbrt (+ x (sqrt y))))
  (cbrt (+ x (sqrt y)))
  (pow (+ x (sqrt y)) 3)
  (sqrt (+ x (sqrt y)))
  (sqrt (+ x (sqrt y)))
  (+ (pow x 3) (pow (sqrt y) 3))
  (- (+ (pow x 2) y) (* x (sqrt y)))
  (- (pow x 2) y)
  (- x (sqrt y))
  (+ x (sqrt y))
  (* 0.5 (- (pow x 2) y))
  (* 0.5 (- (pow x 2) y))
  (- (+ (* 0.5 (pow x 2)) (* 1.0 (/ (pow NAN 4) y))) (* 0.5 (pow NAN 2)))
  (- x (+ (* (pow NAN 3) (pow y 2)) (* NAN y)))
  (- x (+ (/ (pow NAN 3) y) NAN))
  (- (+ (/ (pow NAN 3) y) x) NAN)
  (+ (* (pow NAN 3) (pow y 2)) (+ x (* NAN y)))
  (+ (/ (pow NAN 3) y) (+ NAN x))
  (- (+ NAN x) (/ (pow NAN 3) y))
0.955 * * * [progress]: adding candidates to table
1.026 * [progress]: [Phase 3 of 3] Extracting.
1.027 * * [regime]: Finding splitpoints for: (#<alt (λ (x y) (* 0.5 (- (* x x) y)))> #<alt (λ (x y) (* (* 0.5 (+ x (sqrt y))) (- x (sqrt y))))>)
1.027 * * * [regime-changes]: Trying 5 branch expressions: ((* x x) (- (* x x) y) (* 0.5 (- (* x x) y)) y x)
1.028 * * * * [regimes]: Trying to branch on (* x x) from (#<alt (λ (x y) (* 0.5 (- (* x x) y)))> #<alt (λ (x y) (* (* 0.5 (+ x (sqrt y))) (- x (sqrt y))))>)
1.062 * * * * [regimes]: Trying to branch on (- (* x x) y) from (#<alt (λ (x y) (* 0.5 (- (* x x) y)))> #<alt (λ (x y) (* (* 0.5 (+ x (sqrt y))) (- x (sqrt y))))>)
1.099 * * * * [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 (+ x (sqrt y))) (- x (sqrt y))))>)
1.135 * * * * [regimes]: Trying to branch on y from (#<alt (λ (x y) (* 0.5 (- (* x x) y)))> #<alt (λ (x y) (* (* 0.5 (+ x (sqrt y))) (- x (sqrt y))))>)
1.170 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x y) (* 0.5 (- (* x x) y)))> #<alt (λ (x y) (* (* 0.5 (+ x (sqrt y))) (- x (sqrt y))))>)
1.203 * * * [regime]: Found split indices: #<option (#s(si 0 255))>
1.204 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (* 0.5 (- (* x x) y))
1.204 * * [simplify]: iteration  0 :  7  enodes  (cost  3 )
1.205 * * [simplify]: iteration  1 :  7  enodes  (cost  3 )
1.205 * [simplify]: Simplified to:
   (* 0.5 (- (* x x) y))
1.839 * [regime-testing]: End program error score: 0.030003750468808602