0.741 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.374 * * * [progress]: [2/2] Setting up program.
0.379 * [progress]: [Phase 2 of 3] Improving.
0.382 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (* 0.5 (- (* x x) y))
0.760 * * [simplify]: iteration  0 :  9  enodes  (cost  3 )
0.761 * * [simplify]: iteration  1 :  16  enodes  (cost  3 )
0.762 * * [simplify]: iteration  2 :  26  enodes  (cost  3 )
0.763 * * [simplify]: iteration  3 :  33  enodes  (cost  3 )
0.764 * * [simplify]: iteration  4 :  33  enodes  (cost  3 )
0.765 * [simplify]: Simplified to:
   (* 0.5 (- (* x x) y))
0.767 * * [progress]: iteration 1 / 4
0.767 * * * [progress]: picking best candidate
0.769 * * * * [pick]: Picked  #<alt (λ (x y) (* 0.5 (- (* x x) y)))>
0.769 * * * [progress]: localizing error
0.776 * * * [progress]: generating rewritten candidates
0.776 * * * * [progress]: [ 1 / 2 ] rewriting at (2)
0.785 * * * * [progress]: [ 2 / 2 ] rewriting at (2 2)
0.791 * * * [progress]: generating series expansions
0.791 * * * * [progress]: [ 1 / 2 ] generating series at (2)
0.795 * [approximate]: Taking taylor expansion of (* 0.5 (- (pow x 2) y)) in (x y) around 0
0.796 * [taylor]: Taking taylor expansion of (* 0.5 (- (pow x 2) y)) in y
0.796 * [taylor]: Taking taylor expansion of 0.5 in y
0.796 * [taylor]: Taking taylor expansion of (- (pow x 2) y) in y
0.796 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.796 * [taylor]: Taking taylor expansion of x in y
0.796 * [taylor]: Taking taylor expansion of y in y
0.796 * [taylor]: Taking taylor expansion of (* 0.5 (- (pow x 2) y)) in x
0.796 * [taylor]: Taking taylor expansion of 0.5 in x
0.796 * [taylor]: Taking taylor expansion of (- (pow x 2) y) in x
0.796 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.796 * [taylor]: Taking taylor expansion of x in x
0.796 * [taylor]: Taking taylor expansion of y in x
0.796 * [taylor]: Taking taylor expansion of (* 0.5 (- (pow x 2) y)) in x
0.796 * [taylor]: Taking taylor expansion of 0.5 in x
0.797 * [taylor]: Taking taylor expansion of (- (pow x 2) y) in x
0.797 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.797 * [taylor]: Taking taylor expansion of x in x
0.797 * [taylor]: Taking taylor expansion of y in x
0.797 * [taylor]: Taking taylor expansion of (* -0.5 y) in y
0.797 * [taylor]: Taking taylor expansion of -0.5 in y
0.797 * [taylor]: Taking taylor expansion of y in y
0.798 * [taylor]: Taking taylor expansion of 0 in y
0.798 * [taylor]: Taking taylor expansion of 0.5 in y
0.798 * [taylor]: Taking taylor expansion of 0 in y
0.799 * [approximate]: Taking taylor expansion of (* 0.5 (- (/ 1 (pow x 2)) (/ 1 y))) in (x y) around 0
0.799 * [taylor]: Taking taylor expansion of (* 0.5 (- (/ 1 (pow x 2)) (/ 1 y))) in y
0.799 * [taylor]: Taking taylor expansion of 0.5 in y
0.799 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 y)) in y
0.799 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.799 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.799 * [taylor]: Taking taylor expansion of x in y
0.799 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.799 * [taylor]: Taking taylor expansion of y in y
0.799 * [taylor]: Taking taylor expansion of (* 0.5 (- (/ 1 (pow x 2)) (/ 1 y))) in x
0.799 * [taylor]: Taking taylor expansion of 0.5 in x
0.799 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 y)) in x
0.799 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.799 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.799 * [taylor]: Taking taylor expansion of x in x
0.799 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.799 * [taylor]: Taking taylor expansion of y in x
0.799 * [taylor]: Taking taylor expansion of (* 0.5 (- (/ 1 (pow x 2)) (/ 1 y))) in x
0.799 * [taylor]: Taking taylor expansion of 0.5 in x
0.799 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 y)) in x
0.799 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.799 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.799 * [taylor]: Taking taylor expansion of x in x
0.799 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.799 * [taylor]: Taking taylor expansion of y in x
0.800 * [taylor]: Taking taylor expansion of 0.5 in y
0.800 * [taylor]: Taking taylor expansion of 0 in y
0.800 * [taylor]: Taking taylor expansion of (neg (* 0.5 (/ 1 y))) in y
0.800 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 y)) in y
0.800 * [taylor]: Taking taylor expansion of 0.5 in y
0.800 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.800 * [taylor]: Taking taylor expansion of y in y
0.801 * [taylor]: Taking taylor expansion of 0 in y
0.801 * [taylor]: Taking taylor expansion of 0 in y
0.801 * [approximate]: Taking taylor expansion of (* 0.5 (+ (/ 1 (pow x 2)) (/ 1 y))) in (x y) around 0
0.801 * [taylor]: Taking taylor expansion of (* 0.5 (+ (/ 1 (pow x 2)) (/ 1 y))) in y
0.802 * [taylor]: Taking taylor expansion of 0.5 in y
0.802 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 y)) in y
0.802 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.802 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.802 * [taylor]: Taking taylor expansion of x in y
0.802 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.802 * [taylor]: Taking taylor expansion of y in y
0.802 * [taylor]: Taking taylor expansion of (* 0.5 (+ (/ 1 (pow x 2)) (/ 1 y))) in x
0.802 * [taylor]: Taking taylor expansion of 0.5 in x
0.802 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 y)) in x
0.802 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.802 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.802 * [taylor]: Taking taylor expansion of x in x
0.802 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.802 * [taylor]: Taking taylor expansion of y in x
0.802 * [taylor]: Taking taylor expansion of (* 0.5 (+ (/ 1 (pow x 2)) (/ 1 y))) in x
0.802 * [taylor]: Taking taylor expansion of 0.5 in x
0.802 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 y)) in x
0.802 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.802 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.802 * [taylor]: Taking taylor expansion of x in x
0.802 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.802 * [taylor]: Taking taylor expansion of y in x
0.802 * [taylor]: Taking taylor expansion of 0.5 in y
0.802 * [taylor]: Taking taylor expansion of 0 in y
0.802 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 y)) in y
0.802 * [taylor]: Taking taylor expansion of 0.5 in y
0.802 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.802 * [taylor]: Taking taylor expansion of y in y
0.803 * [taylor]: Taking taylor expansion of 0 in y
0.803 * [taylor]: Taking taylor expansion of 0 in y
0.803 * * * * [progress]: [ 2 / 2 ] generating series at (2 2)
0.803 * [approximate]: Taking taylor expansion of (- (pow x 2) y) in (x y) around 0
0.803 * [taylor]: Taking taylor expansion of (- (pow x 2) y) in y
0.803 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.803 * [taylor]: Taking taylor expansion of x in y
0.803 * [taylor]: Taking taylor expansion of y in y
0.803 * [taylor]: Taking taylor expansion of (- (pow x 2) y) in x
0.803 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.803 * [taylor]: Taking taylor expansion of x in x
0.803 * [taylor]: Taking taylor expansion of y in x
0.803 * [taylor]: Taking taylor expansion of (- (pow x 2) y) in x
0.803 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.803 * [taylor]: Taking taylor expansion of x in x
0.803 * [taylor]: Taking taylor expansion of y in x
0.804 * [taylor]: Taking taylor expansion of (neg y) in y
0.804 * [taylor]: Taking taylor expansion of y in y
0.804 * [taylor]: Taking taylor expansion of 0 in y
0.804 * [taylor]: Taking taylor expansion of 1 in y
0.804 * [taylor]: Taking taylor expansion of 0 in y
0.804 * [approximate]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 y)) in (x y) around 0
0.804 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 y)) in y
0.804 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.804 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.804 * [taylor]: Taking taylor expansion of x in y
0.804 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.804 * [taylor]: Taking taylor expansion of y in y
0.804 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 y)) in x
0.804 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.804 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.804 * [taylor]: Taking taylor expansion of x in x
0.804 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.804 * [taylor]: Taking taylor expansion of y in x
0.804 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 y)) in x
0.804 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.804 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.804 * [taylor]: Taking taylor expansion of x in x
0.804 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.804 * [taylor]: Taking taylor expansion of y in x
0.805 * [taylor]: Taking taylor expansion of 1 in y
0.805 * [taylor]: Taking taylor expansion of 0 in y
0.805 * [taylor]: Taking taylor expansion of (neg (/ 1 y)) in y
0.805 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.805 * [taylor]: Taking taylor expansion of y in y
0.805 * [taylor]: Taking taylor expansion of 0 in y
0.805 * [taylor]: Taking taylor expansion of 0 in y
0.806 * [approximate]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 y)) in (x y) around 0
0.806 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 y)) in y
0.806 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.806 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.806 * [taylor]: Taking taylor expansion of x in y
0.806 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.806 * [taylor]: Taking taylor expansion of y in y
0.806 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 y)) in x
0.806 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.806 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.806 * [taylor]: Taking taylor expansion of x in x
0.806 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.806 * [taylor]: Taking taylor expansion of y in x
0.806 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 y)) in x
0.806 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.806 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.806 * [taylor]: Taking taylor expansion of x in x
0.806 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.806 * [taylor]: Taking taylor expansion of y in x
0.806 * [taylor]: Taking taylor expansion of 1 in y
0.806 * [taylor]: Taking taylor expansion of 0 in y
0.806 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.807 * [taylor]: Taking taylor expansion of y in y
0.807 * [taylor]: Taking taylor expansion of 0 in y
0.807 * [taylor]: Taking taylor expansion of 0 in y
0.807 * * * [progress]: simplifying candidates
0.808 * [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)
0.811 * * [simplify]: iteration  0 :  151  enodes  (cost  193 )
0.814 * * [simplify]: iteration  1 :  618  enodes  (cost  172 )
0.826 * * [simplify]: iteration  2 :  2842  enodes  (cost  171 )
0.875 * * [simplify]: iteration  3 :  5002  enodes  (cost  171 )
0.877 * [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)
0.877 * * * [progress]: adding candidates to table
0.927 * * [progress]: iteration 2 / 4
0.927 * * * [progress]: picking best candidate
0.933 * * * * [pick]: Picked  #<alt (λ (x y) (* (sqrt 0.5) (* (sqrt 0.5) (- (* x x) y))))>
0.933 * * * [progress]: localizing error
0.939 * * * [progress]: generating rewritten candidates
0.940 * * * * [progress]: [ 1 / 3 ] rewriting at (2)
0.949 * * * * [progress]: [ 2 / 3 ] rewriting at (2 2)
0.957 * * * * [progress]: [ 3 / 3 ] rewriting at (2 2 2)
0.962 * * * [progress]: generating series expansions
0.962 * * * * [progress]: [ 1 / 3 ] generating series at (2)
0.963 * [approximate]: Taking taylor expansion of (* (- (pow x 2) y) (pow (sqrt 0.5) 2)) in (x y) around 0
0.963 * [taylor]: Taking taylor expansion of (* (- (pow x 2) y) (pow (sqrt 0.5) 2)) in y
0.963 * [taylor]: Taking taylor expansion of (- (pow x 2) y) in y
0.963 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.963 * [taylor]: Taking taylor expansion of x in y
0.963 * [taylor]: Taking taylor expansion of y in y
0.963 * [taylor]: Taking taylor expansion of (pow (sqrt 0.5) 2) in y
0.963 * [taylor]: Taking taylor expansion of (sqrt 0.5) in y
0.963 * [taylor]: Taking taylor expansion of 0.5 in y
0.963 * [taylor]: Taking taylor expansion of (* (- (pow x 2) y) (pow (sqrt 0.5) 2)) in x
0.963 * [taylor]: Taking taylor expansion of (- (pow x 2) y) in x
0.963 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.963 * [taylor]: Taking taylor expansion of x in x
0.963 * [taylor]: Taking taylor expansion of y in x
0.963 * [taylor]: Taking taylor expansion of (pow (sqrt 0.5) 2) in x
0.963 * [taylor]: Taking taylor expansion of (sqrt 0.5) in x
0.963 * [taylor]: Taking taylor expansion of 0.5 in x
0.963 * [taylor]: Taking taylor expansion of (* (- (pow x 2) y) (pow (sqrt 0.5) 2)) in x
0.963 * [taylor]: Taking taylor expansion of (- (pow x 2) y) in x
0.963 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.963 * [taylor]: Taking taylor expansion of x in x
0.963 * [taylor]: Taking taylor expansion of y in x
0.963 * [taylor]: Taking taylor expansion of (pow (sqrt 0.5) 2) in x
0.963 * [taylor]: Taking taylor expansion of (sqrt 0.5) in x
0.963 * [taylor]: Taking taylor expansion of 0.5 in x
0.963 * [taylor]: Taking taylor expansion of (* -1 (* y (pow (sqrt 0.5) 2))) in y
0.964 * [taylor]: Taking taylor expansion of -1 in y
0.964 * [taylor]: Taking taylor expansion of (* y (pow (sqrt 0.5) 2)) in y
0.964 * [taylor]: Taking taylor expansion of y in y
0.964 * [taylor]: Taking taylor expansion of (pow (sqrt 0.5) 2) in y
0.964 * [taylor]: Taking taylor expansion of (sqrt 0.5) in y
0.964 * [taylor]: Taking taylor expansion of 0.5 in y
0.964 * [taylor]: Taking taylor expansion of 0 in y
0.965 * [taylor]: Taking taylor expansion of (pow (sqrt 0.5) 2) in y
0.965 * [taylor]: Taking taylor expansion of (sqrt 0.5) in y
0.965 * [taylor]: Taking taylor expansion of 0.5 in y
0.965 * [taylor]: Taking taylor expansion of 0 in y
0.966 * [approximate]: Taking taylor expansion of (* (- (/ 1 (pow x 2)) (/ 1 y)) (pow (sqrt 0.5) 2)) in (x y) around 0
0.966 * [taylor]: Taking taylor expansion of (* (- (/ 1 (pow x 2)) (/ 1 y)) (pow (sqrt 0.5) 2)) in y
0.966 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 y)) in y
0.966 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.966 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.966 * [taylor]: Taking taylor expansion of x in y
0.966 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.966 * [taylor]: Taking taylor expansion of y in y
0.966 * [taylor]: Taking taylor expansion of (pow (sqrt 0.5) 2) in y
0.966 * [taylor]: Taking taylor expansion of (sqrt 0.5) in y
0.966 * [taylor]: Taking taylor expansion of 0.5 in y
0.966 * [taylor]: Taking taylor expansion of (* (- (/ 1 (pow x 2)) (/ 1 y)) (pow (sqrt 0.5) 2)) in x
0.966 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 y)) in x
0.966 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.966 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.966 * [taylor]: Taking taylor expansion of x in x
0.966 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.966 * [taylor]: Taking taylor expansion of y in x
0.966 * [taylor]: Taking taylor expansion of (pow (sqrt 0.5) 2) in x
0.966 * [taylor]: Taking taylor expansion of (sqrt 0.5) in x
0.966 * [taylor]: Taking taylor expansion of 0.5 in x
0.966 * [taylor]: Taking taylor expansion of (* (- (/ 1 (pow x 2)) (/ 1 y)) (pow (sqrt 0.5) 2)) in x
0.967 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 y)) in x
0.967 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.967 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.967 * [taylor]: Taking taylor expansion of x in x
0.967 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.967 * [taylor]: Taking taylor expansion of y in x
0.967 * [taylor]: Taking taylor expansion of (pow (sqrt 0.5) 2) in x
0.967 * [taylor]: Taking taylor expansion of (sqrt 0.5) in x
0.967 * [taylor]: Taking taylor expansion of 0.5 in x
0.967 * [taylor]: Taking taylor expansion of (pow (sqrt 0.5) 2) in y
0.967 * [taylor]: Taking taylor expansion of (sqrt 0.5) in y
0.967 * [taylor]: Taking taylor expansion of 0.5 in y
0.967 * [taylor]: Taking taylor expansion of 0 in y
0.968 * [taylor]: Taking taylor expansion of (neg (/ (pow (sqrt 0.5) 2) y)) in y
0.968 * [taylor]: Taking taylor expansion of (/ (pow (sqrt 0.5) 2) y) in y
0.968 * [taylor]: Taking taylor expansion of (pow (sqrt 0.5) 2) in y
0.968 * [taylor]: Taking taylor expansion of (sqrt 0.5) in y
0.968 * [taylor]: Taking taylor expansion of 0.5 in y
0.968 * [taylor]: Taking taylor expansion of y in y
0.968 * [taylor]: Taking taylor expansion of 0 in y
0.969 * [taylor]: Taking taylor expansion of 0 in y
0.970 * [approximate]: Taking taylor expansion of (* (+ (/ 1 (pow x 2)) (/ 1 y)) (pow (sqrt 0.5) 2)) in (x y) around 0
0.970 * [taylor]: Taking taylor expansion of (* (+ (/ 1 (pow x 2)) (/ 1 y)) (pow (sqrt 0.5) 2)) in y
0.970 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 y)) in y
0.970 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.970 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.970 * [taylor]: Taking taylor expansion of x in y
0.970 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.970 * [taylor]: Taking taylor expansion of y in y
0.970 * [taylor]: Taking taylor expansion of (pow (sqrt 0.5) 2) in y
0.970 * [taylor]: Taking taylor expansion of (sqrt 0.5) in y
0.970 * [taylor]: Taking taylor expansion of 0.5 in y
0.970 * [taylor]: Taking taylor expansion of (* (+ (/ 1 (pow x 2)) (/ 1 y)) (pow (sqrt 0.5) 2)) in x
0.970 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 y)) in x
0.970 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.970 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.970 * [taylor]: Taking taylor expansion of x in x
0.970 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.970 * [taylor]: Taking taylor expansion of y in x
0.970 * [taylor]: Taking taylor expansion of (pow (sqrt 0.5) 2) in x
0.970 * [taylor]: Taking taylor expansion of (sqrt 0.5) in x
0.970 * [taylor]: Taking taylor expansion of 0.5 in x
0.970 * [taylor]: Taking taylor expansion of (* (+ (/ 1 (pow x 2)) (/ 1 y)) (pow (sqrt 0.5) 2)) in x
0.970 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 y)) in x
0.970 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.970 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.970 * [taylor]: Taking taylor expansion of x in x
0.970 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.970 * [taylor]: Taking taylor expansion of y in x
0.970 * [taylor]: Taking taylor expansion of (pow (sqrt 0.5) 2) in x
0.970 * [taylor]: Taking taylor expansion of (sqrt 0.5) in x
0.970 * [taylor]: Taking taylor expansion of 0.5 in x
0.971 * [taylor]: Taking taylor expansion of (pow (sqrt 0.5) 2) in y
0.971 * [taylor]: Taking taylor expansion of (sqrt 0.5) in y
0.971 * [taylor]: Taking taylor expansion of 0.5 in y
0.971 * [taylor]: Taking taylor expansion of 0 in y
0.971 * [taylor]: Taking taylor expansion of (/ (pow (sqrt 0.5) 2) y) in y
0.971 * [taylor]: Taking taylor expansion of (pow (sqrt 0.5) 2) in y
0.971 * [taylor]: Taking taylor expansion of (sqrt 0.5) in y
0.971 * [taylor]: Taking taylor expansion of 0.5 in y
0.971 * [taylor]: Taking taylor expansion of y in y
0.972 * [taylor]: Taking taylor expansion of 0 in y
0.972 * [taylor]: Taking taylor expansion of 0 in y
0.973 * * * * [progress]: [ 2 / 3 ] generating series at (2 2)
0.973 * [approximate]: Taking taylor expansion of (* (- (pow x 2) y) (sqrt 0.5)) in (x y) around 0
0.973 * [taylor]: Taking taylor expansion of (* (- (pow x 2) y) (sqrt 0.5)) in y
0.973 * [taylor]: Taking taylor expansion of (- (pow x 2) y) in y
0.973 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.973 * [taylor]: Taking taylor expansion of x in y
0.973 * [taylor]: Taking taylor expansion of y in y
0.973 * [taylor]: Taking taylor expansion of (sqrt 0.5) in y
0.973 * [taylor]: Taking taylor expansion of 0.5 in y
0.973 * [taylor]: Taking taylor expansion of (* (- (pow x 2) y) (sqrt 0.5)) in x
0.973 * [taylor]: Taking taylor expansion of (- (pow x 2) y) in x
0.973 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.973 * [taylor]: Taking taylor expansion of x in x
0.973 * [taylor]: Taking taylor expansion of y in x
0.973 * [taylor]: Taking taylor expansion of (sqrt 0.5) in x
0.973 * [taylor]: Taking taylor expansion of 0.5 in x
0.973 * [taylor]: Taking taylor expansion of (* (- (pow x 2) y) (sqrt 0.5)) in x
0.973 * [taylor]: Taking taylor expansion of (- (pow x 2) y) in x
0.973 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.973 * [taylor]: Taking taylor expansion of x in x
0.973 * [taylor]: Taking taylor expansion of y in x
0.973 * [taylor]: Taking taylor expansion of (sqrt 0.5) in x
0.973 * [taylor]: Taking taylor expansion of 0.5 in x
0.973 * [taylor]: Taking taylor expansion of (* -1 (* y (sqrt 0.5))) in y
0.973 * [taylor]: Taking taylor expansion of -1 in y
0.973 * [taylor]: Taking taylor expansion of (* y (sqrt 0.5)) in y
0.973 * [taylor]: Taking taylor expansion of y in y
0.973 * [taylor]: Taking taylor expansion of (sqrt 0.5) in y
0.973 * [taylor]: Taking taylor expansion of 0.5 in y
0.974 * [taylor]: Taking taylor expansion of 0 in y
0.974 * [taylor]: Taking taylor expansion of (sqrt 0.5) in y
0.974 * [taylor]: Taking taylor expansion of 0.5 in y
0.974 * [taylor]: Taking taylor expansion of 0 in y
0.975 * [approximate]: Taking taylor expansion of (* (- (/ 1 (pow x 2)) (/ 1 y)) (sqrt 0.5)) in (x y) around 0
0.975 * [taylor]: Taking taylor expansion of (* (- (/ 1 (pow x 2)) (/ 1 y)) (sqrt 0.5)) in y
0.975 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 y)) in y
0.975 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.975 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.975 * [taylor]: Taking taylor expansion of x in y
0.975 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.975 * [taylor]: Taking taylor expansion of y in y
0.975 * [taylor]: Taking taylor expansion of (sqrt 0.5) in y
0.975 * [taylor]: Taking taylor expansion of 0.5 in y
0.975 * [taylor]: Taking taylor expansion of (* (- (/ 1 (pow x 2)) (/ 1 y)) (sqrt 0.5)) in x
0.975 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 y)) in x
0.975 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.975 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.975 * [taylor]: Taking taylor expansion of x in x
0.975 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.975 * [taylor]: Taking taylor expansion of y in x
0.975 * [taylor]: Taking taylor expansion of (sqrt 0.5) in x
0.975 * [taylor]: Taking taylor expansion of 0.5 in x
0.975 * [taylor]: Taking taylor expansion of (* (- (/ 1 (pow x 2)) (/ 1 y)) (sqrt 0.5)) in x
0.975 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 y)) in x
0.975 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.975 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.975 * [taylor]: Taking taylor expansion of x in x
0.975 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.975 * [taylor]: Taking taylor expansion of y in x
0.975 * [taylor]: Taking taylor expansion of (sqrt 0.5) in x
0.975 * [taylor]: Taking taylor expansion of 0.5 in x
0.976 * [taylor]: Taking taylor expansion of (sqrt 0.5) in y
0.976 * [taylor]: Taking taylor expansion of 0.5 in y
0.976 * [taylor]: Taking taylor expansion of 0 in y
0.976 * [taylor]: Taking taylor expansion of (neg (/ (sqrt 0.5) y)) in y
0.976 * [taylor]: Taking taylor expansion of (/ (sqrt 0.5) y) in y
0.976 * [taylor]: Taking taylor expansion of (sqrt 0.5) in y
0.976 * [taylor]: Taking taylor expansion of 0.5 in y
0.976 * [taylor]: Taking taylor expansion of y in y
0.976 * [taylor]: Taking taylor expansion of 0 in y
0.977 * [taylor]: Taking taylor expansion of 0 in y
0.977 * [approximate]: Taking taylor expansion of (* (+ (/ 1 (pow x 2)) (/ 1 y)) (sqrt 0.5)) in (x y) around 0
0.977 * [taylor]: Taking taylor expansion of (* (+ (/ 1 (pow x 2)) (/ 1 y)) (sqrt 0.5)) in y
0.977 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 y)) in y
0.977 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.977 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.977 * [taylor]: Taking taylor expansion of x in y
0.977 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.977 * [taylor]: Taking taylor expansion of y in y
0.977 * [taylor]: Taking taylor expansion of (sqrt 0.5) in y
0.977 * [taylor]: Taking taylor expansion of 0.5 in y
0.978 * [taylor]: Taking taylor expansion of (* (+ (/ 1 (pow x 2)) (/ 1 y)) (sqrt 0.5)) in x
0.978 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 y)) in x
0.978 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.978 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.978 * [taylor]: Taking taylor expansion of x in x
0.978 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.978 * [taylor]: Taking taylor expansion of y in x
0.978 * [taylor]: Taking taylor expansion of (sqrt 0.5) in x
0.978 * [taylor]: Taking taylor expansion of 0.5 in x
0.978 * [taylor]: Taking taylor expansion of (* (+ (/ 1 (pow x 2)) (/ 1 y)) (sqrt 0.5)) in x
0.978 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 y)) in x
0.978 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.978 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.978 * [taylor]: Taking taylor expansion of x in x
0.978 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.978 * [taylor]: Taking taylor expansion of y in x
0.978 * [taylor]: Taking taylor expansion of (sqrt 0.5) in x
0.978 * [taylor]: Taking taylor expansion of 0.5 in x
0.978 * [taylor]: Taking taylor expansion of (sqrt 0.5) in y
0.978 * [taylor]: Taking taylor expansion of 0.5 in y
0.978 * [taylor]: Taking taylor expansion of 0 in y
0.978 * [taylor]: Taking taylor expansion of (/ (sqrt 0.5) y) in y
0.978 * [taylor]: Taking taylor expansion of (sqrt 0.5) in y
0.978 * [taylor]: Taking taylor expansion of 0.5 in y
0.979 * [taylor]: Taking taylor expansion of y in y
0.979 * [taylor]: Taking taylor expansion of 0 in y
0.979 * [taylor]: Taking taylor expansion of 0 in y
0.979 * * * * [progress]: [ 3 / 3 ] generating series at (2 2 2)
0.980 * [approximate]: Taking taylor expansion of (- (pow x 2) y) in (x y) around 0
0.980 * [taylor]: Taking taylor expansion of (- (pow x 2) y) in y
0.980 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.980 * [taylor]: Taking taylor expansion of x in y
0.980 * [taylor]: Taking taylor expansion of y in y
0.980 * [taylor]: Taking taylor expansion of (- (pow x 2) y) in x
0.980 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.980 * [taylor]: Taking taylor expansion of x in x
0.980 * [taylor]: Taking taylor expansion of y in x
0.980 * [taylor]: Taking taylor expansion of (- (pow x 2) y) in x
0.980 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.980 * [taylor]: Taking taylor expansion of x in x
0.980 * [taylor]: Taking taylor expansion of y in x
0.980 * [taylor]: Taking taylor expansion of (neg y) in y
0.980 * [taylor]: Taking taylor expansion of y in y
0.980 * [taylor]: Taking taylor expansion of 0 in y
0.980 * [taylor]: Taking taylor expansion of 1 in y
0.980 * [taylor]: Taking taylor expansion of 0 in y
0.980 * [approximate]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 y)) in (x y) around 0
0.980 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 y)) in y
0.980 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.980 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.980 * [taylor]: Taking taylor expansion of x in y
0.980 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.980 * [taylor]: Taking taylor expansion of y in y
0.980 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 y)) in x
0.980 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.980 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.981 * [taylor]: Taking taylor expansion of x in x
0.981 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.981 * [taylor]: Taking taylor expansion of y in x
0.981 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 y)) in x
0.981 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.981 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.981 * [taylor]: Taking taylor expansion of x in x
0.981 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.981 * [taylor]: Taking taylor expansion of y in x
0.981 * [taylor]: Taking taylor expansion of 1 in y
0.981 * [taylor]: Taking taylor expansion of 0 in y
0.981 * [taylor]: Taking taylor expansion of (neg (/ 1 y)) in y
0.981 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.981 * [taylor]: Taking taylor expansion of y in y
0.981 * [taylor]: Taking taylor expansion of 0 in y
0.981 * [taylor]: Taking taylor expansion of 0 in y
0.982 * [approximate]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 y)) in (x y) around 0
0.982 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 y)) in y
0.982 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.982 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.982 * [taylor]: Taking taylor expansion of x in y
0.982 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.982 * [taylor]: Taking taylor expansion of y in y
0.982 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 y)) in x
0.982 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.982 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.982 * [taylor]: Taking taylor expansion of x in x
0.982 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.982 * [taylor]: Taking taylor expansion of y in x
0.982 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 y)) in x
0.982 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.982 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.982 * [taylor]: Taking taylor expansion of x in x
0.982 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.982 * [taylor]: Taking taylor expansion of y in x
0.982 * [taylor]: Taking taylor expansion of 1 in y
0.982 * [taylor]: Taking taylor expansion of 0 in y
0.982 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.982 * [taylor]: Taking taylor expansion of y in y
0.983 * [taylor]: Taking taylor expansion of 0 in y
0.983 * [taylor]: Taking taylor expansion of 0 in y
0.983 * * * [progress]: simplifying candidates
0.984 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (* (sqrt 0.5) (* (sqrt 0.5) (- (* x x) y)))
  (* (sqrt 0.5) (* (sqrt 0.5) (- (* x x) y)))
  (+ (log (sqrt 0.5)) (+ (log (sqrt 0.5)) (log (- (* x x) y))))
  (+ (log (sqrt 0.5)) (log (* (sqrt 0.5) (- (* x x) y))))
  (log (* (sqrt 0.5) (* (sqrt 0.5) (- (* x x) y))))
  (exp (* (sqrt 0.5) (* (sqrt 0.5) (- (* x x) y))))
  (* (* (* (sqrt 0.5) (sqrt 0.5)) (sqrt 0.5)) (* (* (* (sqrt 0.5) (sqrt 0.5)) (sqrt 0.5)) (* (* (- (* x x) y) (- (* x x) y)) (- (* x x) y))))
  (* (* (* (sqrt 0.5) (sqrt 0.5)) (sqrt 0.5)) (* (* (* (sqrt 0.5) (- (* x x) y)) (* (sqrt 0.5) (- (* x x) y))) (* (sqrt 0.5) (- (* x x) y))))
  (* (cbrt (* (sqrt 0.5) (* (sqrt 0.5) (- (* x x) y)))) (cbrt (* (sqrt 0.5) (* (sqrt 0.5) (- (* x x) y)))))
  (cbrt (* (sqrt 0.5) (* (sqrt 0.5) (- (* x x) y))))
  (* (* (* (sqrt 0.5) (* (sqrt 0.5) (- (* x x) y))) (* (sqrt 0.5) (* (sqrt 0.5) (- (* x x) y)))) (* (sqrt 0.5) (* (sqrt 0.5) (- (* x x) y))))
  (sqrt (* (sqrt 0.5) (* (sqrt 0.5) (- (* x x) y))))
  (sqrt (* (sqrt 0.5) (* (sqrt 0.5) (- (* x x) y))))
  (* (sqrt 0.5) (* (sqrt 0.5) (* x x)))
  (* (sqrt 0.5) (* (sqrt 0.5) (neg y)))
  (* (sqrt 0.5) (* (sqrt 0.5) (* x x)))
  (* (sqrt 0.5) (* (sqrt 0.5) (neg y)))
  (* (sqrt 0.5) (* (* x x) (sqrt 0.5)))
  (* (sqrt 0.5) (* (neg y) (sqrt 0.5)))
  (* (sqrt 0.5) (* (* x x) (sqrt 0.5)))
  (* (sqrt 0.5) (* (neg y) (sqrt 0.5)))
  (* (* (sqrt 0.5) (* x x)) (sqrt 0.5))
  (* (* (sqrt 0.5) (neg y)) (sqrt 0.5))
  (* (* (sqrt 0.5) (* x x)) (sqrt 0.5))
  (* (* (sqrt 0.5) (neg y)) (sqrt 0.5))
  (* (* (* x x) (sqrt 0.5)) (sqrt 0.5))
  (* (* (neg y) (sqrt 0.5)) (sqrt 0.5))
  (* (* (* x x) (sqrt 0.5)) (sqrt 0.5))
  (* (* (neg y) (sqrt 0.5)) (sqrt 0.5))
  (* (sqrt 0.5) (sqrt 0.5))
  (* (cbrt (sqrt 0.5)) (* (sqrt 0.5) (- (* x x) y)))
  (* (sqrt (cbrt 0.5)) (* (sqrt 0.5) (- (* x x) y)))
  (* (sqrt (sqrt 0.5)) (* (sqrt 0.5) (- (* x x) y)))
  (* (sqrt 0.5) (* (sqrt 0.5) (- (* x x) y)))
  (* (sqrt (sqrt 0.5)) (* (sqrt 0.5) (- (* x x) y)))
  (* (sqrt 0.5) (* (sqrt 0.5) (- (* x x) y)))
  (* (sqrt 0.5) (* (sqrt 0.5) (- (pow (* x x) 3) (pow y 3))))
  (* (sqrt 0.5) (* (sqrt 0.5) (- (* (* x x) (* x x)) (* y y))))
  (* (sqrt 0.5) (- (* x x) y))
  (+ (log (sqrt 0.5)) (log (- (* x x) y)))
  (log (* (sqrt 0.5) (- (* x x) y)))
  (exp (* (sqrt 0.5) (- (* x x) y)))
  (* (* (* (sqrt 0.5) (sqrt 0.5)) (sqrt 0.5)) (* (* (- (* x x) y) (- (* x x) y)) (- (* x x) y)))
  (* (cbrt (* (sqrt 0.5) (- (* x x) y))) (cbrt (* (sqrt 0.5) (- (* x x) y))))
  (cbrt (* (sqrt 0.5) (- (* x x) y)))
  (* (* (* (sqrt 0.5) (- (* x x) y)) (* (sqrt 0.5) (- (* x x) y))) (* (sqrt 0.5) (- (* x x) y)))
  (sqrt (* (sqrt 0.5) (- (* x x) y)))
  (sqrt (* (sqrt 0.5) (- (* x x) y)))
  (* (sqrt (sqrt 0.5)) (sqrt (- (* x x) y)))
  (* (sqrt (sqrt 0.5)) (sqrt (- (* x x) y)))
  (* (sqrt (sqrt 0.5)) (sqrt (- (* x x) y)))
  (* (sqrt (sqrt 0.5)) (sqrt (- (* x x) y)))
  (* (sqrt 0.5) (* x x))
  (* (sqrt 0.5) (neg y))
  (* (sqrt 0.5) (* x x))
  (* (sqrt 0.5) (neg y))
  (* (* x x) (sqrt 0.5))
  (* (neg y) (sqrt 0.5))
  (* (* x x) (sqrt 0.5))
  (* (neg y) (sqrt 0.5))
  (* (sqrt 0.5) (* (cbrt (- (* x x) y)) (cbrt (- (* x x) y))))
  (* (sqrt 0.5) (sqrt (- (* x x) y)))
  (* (sqrt 0.5) 1)
  (* (sqrt 0.5) (+ x (sqrt y)))
  (* (cbrt (sqrt 0.5)) (- (* x x) y))
  (* (sqrt (cbrt 0.5)) (- (* x x) y))
  (* (sqrt (sqrt 0.5)) (- (* x x) y))
  (* (sqrt 0.5) (- (* x x) y))
  (* (sqrt (sqrt 0.5)) (- (* x x) y))
  (* (sqrt 0.5) (- (* x x) y))
  (* (sqrt 0.5) (- (pow (* x x) 3) (pow y 3)))
  (* (sqrt 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)
  (- (* (pow x 2) (pow (sqrt 0.5) 2)) (* y (pow (sqrt 0.5) 2)))
  (- (* (pow x 2) (pow (sqrt 0.5) 2)) (* y (pow (sqrt 0.5) 2)))
  (- (* (pow x 2) (pow (sqrt 0.5) 2)) (* y (pow (sqrt 0.5) 2)))
  (- (* (pow x 2) (sqrt 0.5)) (* y (sqrt 0.5)))
  (- (* (pow x 2) (sqrt 0.5)) (* y (sqrt 0.5)))
  (- (* (pow x 2) (sqrt 0.5)) (* y (sqrt 0.5)))
  (- (pow x 2) y)
  (- (pow x 2) y)
  (- (pow x 2) y)
0.988 * * [simplify]: iteration  0 :  234  enodes  (cost  445 )
0.993 * * [simplify]: iteration  1 :  1121  enodes  (cost  390 )
1.017 * * [simplify]: iteration  2 :  5002  enodes  (cost  385 )
1.020 * [simplify]: Simplified to:
   (* 0.5 (- (pow x 2) y))
  (* 0.5 (- (pow x 2) y))
  (log (* 0.5 (- (pow x 2) y)))
  (log (* 0.5 (- (pow x 2) y)))
  (log (* 0.5 (- (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 (* (sqrt 0.5) (* (sqrt 0.5) (- (* x x) y)))) (cbrt (* (sqrt 0.5) (* (sqrt 0.5) (- (* x x) y)))))
  (cbrt (* (sqrt 0.5) (* (sqrt 0.5) (- (* x x) y))))
  (pow (* 0.5 (- (pow x 2) y)) 3)
  (sqrt (* (sqrt 0.5) (* (sqrt 0.5) (- (* x x) y))))
  (sqrt (* (sqrt 0.5) (* (sqrt 0.5) (- (* x x) y))))
  (* 0.5 (pow x 2))
  (* 0.5 (neg y))
  (* 0.5 (pow x 2))
  (* 0.5 (neg y))
  (* 0.5 (pow x 2))
  (* 0.5 (neg y))
  (* 0.5 (pow x 2))
  (* 0.5 (neg y))
  (* 0.5 (pow x 2))
  (* 0.5 (neg y))
  (* 0.5 (pow x 2))
  (* 0.5 (neg y))
  (* 0.5 (pow x 2))
  (* 0.5 (neg y))
  (* 0.5 (pow x 2))
  (* 0.5 (neg y))
  0.5
  (* (cbrt (sqrt 0.5)) (* (sqrt 0.5) (- (* x x) y)))
  (* (sqrt (cbrt 0.5)) (* (sqrt 0.5) (- (* x x) y)))
  (* (sqrt (sqrt 0.5)) (* (sqrt 0.5) (- (* x x) y)))
  (* 0.5 (- (pow x 2) y))
  (* (sqrt (sqrt 0.5)) (* (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)))
  (* (sqrt 0.5) (- (pow x 2) y))
  (log (* (sqrt 0.5) (- (* x x) y)))
  (log (* (sqrt 0.5) (- (* x x) y)))
  (exp (* (sqrt 0.5) (- (* x x) y)))
  (pow (* (sqrt 0.5) (- (pow x 2) y)) 3)
  (* (cbrt (* (sqrt 0.5) (- (* x x) y))) (cbrt (* (sqrt 0.5) (- (* x x) y))))
  (cbrt (* (sqrt 0.5) (- (* x x) y)))
  (pow (* (sqrt 0.5) (- (pow x 2) y)) 3)
  (sqrt (* (sqrt 0.5) (- (* x x) y)))
  (sqrt (* (sqrt 0.5) (- (* x x) y)))
  (* (sqrt (- (* x x) y)) (pow (sqrt 0.5) 1/2))
  (* (sqrt (- (* x x) y)) (pow (sqrt 0.5) 1/2))
  (* (sqrt (- (* x x) y)) (pow (sqrt 0.5) 1/2))
  (* (sqrt (- (* x x) y)) (pow (sqrt 0.5) 1/2))
  (* (sqrt 0.5) (* x x))
  (* (sqrt 0.5) (neg y))
  (* (sqrt 0.5) (* x x))
  (* (sqrt 0.5) (neg y))
  (* (sqrt 0.5) (* x x))
  (* (sqrt 0.5) (neg y))
  (* (sqrt 0.5) (* x x))
  (* (sqrt 0.5) (neg y))
  (* (sqrt 0.5) (* (cbrt (- (* x x) y)) (cbrt (- (* x x) y))))
  (* (sqrt 0.5) (sqrt (- (* x x) y)))
  (sqrt 0.5)
  (* (sqrt 0.5) (+ x (sqrt y)))
  (* (cbrt (sqrt 0.5)) (- (* x x) y))
  (* (sqrt (cbrt 0.5)) (- (* x x) y))
  (* (sqrt (sqrt 0.5)) (- (* x x) y))
  (* (sqrt 0.5) (- (pow x 2) y))
  (* (sqrt (sqrt 0.5)) (- (* x x) y))
  (* (sqrt 0.5) (- (pow x 2) y))
  (* (sqrt 0.5) (- (pow (* x x) 3) (pow y 3)))
  (* (sqrt 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))
  (* (sqrt 0.5) (- (pow x 2) y))
  (* (sqrt 0.5) (- (pow x 2) y))
  (* (sqrt 0.5) (- (pow x 2) y))
  (- (pow x 2) y)
  (- (pow x 2) y)
  (- (pow x 2) y)
1.020 * * * [progress]: adding candidates to table
1.112 * * [progress]: iteration 3 / 4
1.112 * * * [progress]: picking best candidate
1.115 * * * * [pick]: Picked  #<alt (λ (x y) (* (* 0.5 (+ x (sqrt y))) (- x (sqrt y))))>
1.115 * * * [progress]: localizing error
1.122 * * * [progress]: generating rewritten candidates
1.122 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
1.135 * * * [progress]: generating series expansions
1.135 * * * * [progress]: [ 1 / 1 ] generating series at (2)
1.135 * [approximate]: Taking taylor expansion of (* 0.5 (* (- x (sqrt y)) (+ x (sqrt y)))) in (x y) around 0
1.135 * [taylor]: Taking taylor expansion of (* 0.5 (* (- x (sqrt y)) (+ x (sqrt y)))) in y
1.135 * [taylor]: Taking taylor expansion of 0.5 in y
1.135 * [taylor]: Taking taylor expansion of (* (- x (sqrt y)) (+ x (sqrt y))) in y
1.135 * [taylor]: Taking taylor expansion of (- x (sqrt y)) in y
1.135 * [taylor]: Taking taylor expansion of x in y
1.135 * [taylor]: Taking taylor expansion of (sqrt y) in y
1.135 * [taylor]: Taking taylor expansion of y in y
1.135 * [taylor]: Taking taylor expansion of (+ x (sqrt y)) in y
1.135 * [taylor]: Taking taylor expansion of x in y
1.135 * [taylor]: Taking taylor expansion of (sqrt y) in y
1.135 * [taylor]: Taking taylor expansion of y in y
1.135 * [taylor]: Taking taylor expansion of (* 0.5 (* (- x (sqrt y)) (+ x (sqrt y)))) in x
1.135 * [taylor]: Taking taylor expansion of 0.5 in x
1.135 * [taylor]: Taking taylor expansion of (* (- x (sqrt y)) (+ x (sqrt y))) in x
1.135 * [taylor]: Taking taylor expansion of (- x (sqrt y)) in x
1.135 * [taylor]: Taking taylor expansion of x in x
1.135 * [taylor]: Taking taylor expansion of (sqrt y) in x
1.135 * [taylor]: Taking taylor expansion of y in x
1.135 * [taylor]: Taking taylor expansion of (+ x (sqrt y)) in x
1.135 * [taylor]: Taking taylor expansion of x in x
1.135 * [taylor]: Taking taylor expansion of (sqrt y) in x
1.135 * [taylor]: Taking taylor expansion of y in x
1.135 * [taylor]: Taking taylor expansion of (* 0.5 (* (- x (sqrt y)) (+ x (sqrt y)))) in x
1.135 * [taylor]: Taking taylor expansion of 0.5 in x
1.135 * [taylor]: Taking taylor expansion of (* (- x (sqrt y)) (+ x (sqrt y))) in x
1.135 * [taylor]: Taking taylor expansion of (- x (sqrt y)) in x
1.135 * [taylor]: Taking taylor expansion of x in x
1.135 * [taylor]: Taking taylor expansion of (sqrt y) in x
1.135 * [taylor]: Taking taylor expansion of y in x
1.135 * [taylor]: Taking taylor expansion of (+ x (sqrt y)) in x
1.136 * [taylor]: Taking taylor expansion of x in x
1.136 * [taylor]: Taking taylor expansion of (sqrt y) in x
1.136 * [taylor]: Taking taylor expansion of y in x
1.136 * [taylor]: Taking taylor expansion of (* -0.5 y) in y
1.136 * [taylor]: Taking taylor expansion of -0.5 in y
1.136 * [taylor]: Taking taylor expansion of y in y
1.136 * [taylor]: Taking taylor expansion of 0 in y
1.136 * [taylor]: Taking taylor expansion of 0.5 in y
1.137 * [taylor]: Taking taylor expansion of 0 in y
1.137 * [approximate]: Taking taylor expansion of (* 0.5 (* (- (/ 1 x) (sqrt (/ 1 y))) (+ (sqrt (/ 1 y)) (/ 1 x)))) in (x y) around 0
1.137 * [taylor]: Taking taylor expansion of (* 0.5 (* (- (/ 1 x) (sqrt (/ 1 y))) (+ (sqrt (/ 1 y)) (/ 1 x)))) in y
1.137 * [taylor]: Taking taylor expansion of 0.5 in y
1.137 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (sqrt (/ 1 y))) (+ (sqrt (/ 1 y)) (/ 1 x))) in y
1.137 * [taylor]: Taking taylor expansion of (- (/ 1 x) (sqrt (/ 1 y))) in y
1.137 * [taylor]: Taking taylor expansion of (/ 1 x) in y
1.137 * [taylor]: Taking taylor expansion of x in y
1.137 * [taylor]: Taking taylor expansion of (sqrt (/ 1 y)) in y
1.137 * [taylor]: Taking taylor expansion of (/ 1 y) in y
1.137 * [taylor]: Taking taylor expansion of y in y
1.137 * [taylor]: Taking taylor expansion of (+ (sqrt (/ 1 y)) (/ 1 x)) in y
1.137 * [taylor]: Taking taylor expansion of (sqrt (/ 1 y)) in y
1.137 * [taylor]: Taking taylor expansion of (/ 1 y) in y
1.137 * [taylor]: Taking taylor expansion of y in y
1.137 * [taylor]: Taking taylor expansion of (/ 1 x) in y
1.137 * [taylor]: Taking taylor expansion of x in y
1.137 * [taylor]: Taking taylor expansion of (* 0.5 (* (- (/ 1 x) (sqrt (/ 1 y))) (+ (sqrt (/ 1 y)) (/ 1 x)))) in x
1.137 * [taylor]: Taking taylor expansion of 0.5 in x
1.137 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (sqrt (/ 1 y))) (+ (sqrt (/ 1 y)) (/ 1 x))) in x
1.137 * [taylor]: Taking taylor expansion of (- (/ 1 x) (sqrt (/ 1 y))) in x
1.137 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.137 * [taylor]: Taking taylor expansion of x in x
1.137 * [taylor]: Taking taylor expansion of (sqrt (/ 1 y)) in x
1.137 * [taylor]: Taking taylor expansion of (/ 1 y) in x
1.137 * [taylor]: Taking taylor expansion of y in x
1.138 * [taylor]: Taking taylor expansion of (+ (sqrt (/ 1 y)) (/ 1 x)) in x
1.138 * [taylor]: Taking taylor expansion of (sqrt (/ 1 y)) in x
1.138 * [taylor]: Taking taylor expansion of (/ 1 y) in x
1.138 * [taylor]: Taking taylor expansion of y in x
1.138 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.138 * [taylor]: Taking taylor expansion of x in x
1.138 * [taylor]: Taking taylor expansion of (* 0.5 (* (- (/ 1 x) (sqrt (/ 1 y))) (+ (sqrt (/ 1 y)) (/ 1 x)))) in x
1.138 * [taylor]: Taking taylor expansion of 0.5 in x
1.138 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (sqrt (/ 1 y))) (+ (sqrt (/ 1 y)) (/ 1 x))) in x
1.138 * [taylor]: Taking taylor expansion of (- (/ 1 x) (sqrt (/ 1 y))) in x
1.138 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.138 * [taylor]: Taking taylor expansion of x in x
1.138 * [taylor]: Taking taylor expansion of (sqrt (/ 1 y)) in x
1.138 * [taylor]: Taking taylor expansion of (/ 1 y) in x
1.138 * [taylor]: Taking taylor expansion of y in x
1.138 * [taylor]: Taking taylor expansion of (+ (sqrt (/ 1 y)) (/ 1 x)) in x
1.138 * [taylor]: Taking taylor expansion of (sqrt (/ 1 y)) in x
1.138 * [taylor]: Taking taylor expansion of (/ 1 y) in x
1.138 * [taylor]: Taking taylor expansion of y in x
1.138 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.138 * [taylor]: Taking taylor expansion of x in x
1.138 * [taylor]: Taking taylor expansion of 0.5 in y
1.139 * [taylor]: Taking taylor expansion of 0 in y
1.139 * [taylor]: Taking taylor expansion of (neg (* 0.5 (/ 1 y))) in y
1.139 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 y)) in y
1.139 * [taylor]: Taking taylor expansion of 0.5 in y
1.139 * [taylor]: Taking taylor expansion of (/ 1 y) in y
1.139 * [taylor]: Taking taylor expansion of y in y
1.139 * [taylor]: Taking taylor expansion of 0 in y
1.140 * [taylor]: Taking taylor expansion of 0 in y
1.141 * [taylor]: Taking taylor expansion of 0 in y
1.141 * [approximate]: Taking taylor expansion of (* -0.5 (* (+ (sqrt (/ -1 y)) (/ 1 x)) (- (sqrt (/ -1 y)) (/ 1 x)))) in (x y) around 0
1.141 * [taylor]: Taking taylor expansion of (* -0.5 (* (+ (sqrt (/ -1 y)) (/ 1 x)) (- (sqrt (/ -1 y)) (/ 1 x)))) in y
1.141 * [taylor]: Taking taylor expansion of -0.5 in y
1.141 * [taylor]: Taking taylor expansion of (* (+ (sqrt (/ -1 y)) (/ 1 x)) (- (sqrt (/ -1 y)) (/ 1 x))) in y
1.141 * [taylor]: Taking taylor expansion of (+ (sqrt (/ -1 y)) (/ 1 x)) in y
1.141 * [taylor]: Taking taylor expansion of (sqrt (/ -1 y)) in y
1.141 * [taylor]: Taking taylor expansion of (/ -1 y) in y
1.141 * [taylor]: Taking taylor expansion of -1 in y
1.141 * [taylor]: Taking taylor expansion of y in y
1.141 * [taylor]: Taking taylor expansion of (/ 1 x) in y
1.141 * [taylor]: Taking taylor expansion of x in y
1.141 * [taylor]: Taking taylor expansion of (- (sqrt (/ -1 y)) (/ 1 x)) in y
1.141 * [taylor]: Taking taylor expansion of (sqrt (/ -1 y)) in y
1.141 * [taylor]: Taking taylor expansion of (/ -1 y) in y
1.141 * [taylor]: Taking taylor expansion of -1 in y
1.141 * [taylor]: Taking taylor expansion of y in y
1.141 * [taylor]: Taking taylor expansion of (/ 1 x) in y
1.141 * [taylor]: Taking taylor expansion of x in y
1.142 * [taylor]: Taking taylor expansion of (* -0.5 (* (+ (sqrt (/ -1 y)) (/ 1 x)) (- (sqrt (/ -1 y)) (/ 1 x)))) in x
1.142 * [taylor]: Taking taylor expansion of -0.5 in x
1.142 * [taylor]: Taking taylor expansion of (* (+ (sqrt (/ -1 y)) (/ 1 x)) (- (sqrt (/ -1 y)) (/ 1 x))) in x
1.142 * [taylor]: Taking taylor expansion of (+ (sqrt (/ -1 y)) (/ 1 x)) in x
1.142 * [taylor]: Taking taylor expansion of (sqrt (/ -1 y)) in x
1.142 * [taylor]: Taking taylor expansion of (/ -1 y) in x
1.142 * [taylor]: Taking taylor expansion of -1 in x
1.142 * [taylor]: Taking taylor expansion of y in x
1.142 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.142 * [taylor]: Taking taylor expansion of x in x
1.142 * [taylor]: Taking taylor expansion of (- (sqrt (/ -1 y)) (/ 1 x)) in x
1.142 * [taylor]: Taking taylor expansion of (sqrt (/ -1 y)) in x
1.142 * [taylor]: Taking taylor expansion of (/ -1 y) in x
1.142 * [taylor]: Taking taylor expansion of -1 in x
1.142 * [taylor]: Taking taylor expansion of y in x
1.142 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.142 * [taylor]: Taking taylor expansion of x in x
1.142 * [taylor]: Taking taylor expansion of (* -0.5 (* (+ (sqrt (/ -1 y)) (/ 1 x)) (- (sqrt (/ -1 y)) (/ 1 x)))) in x
1.142 * [taylor]: Taking taylor expansion of -0.5 in x
1.142 * [taylor]: Taking taylor expansion of (* (+ (sqrt (/ -1 y)) (/ 1 x)) (- (sqrt (/ -1 y)) (/ 1 x))) in x
1.142 * [taylor]: Taking taylor expansion of (+ (sqrt (/ -1 y)) (/ 1 x)) in x
1.142 * [taylor]: Taking taylor expansion of (sqrt (/ -1 y)) in x
1.142 * [taylor]: Taking taylor expansion of (/ -1 y) in x
1.142 * [taylor]: Taking taylor expansion of -1 in x
1.142 * [taylor]: Taking taylor expansion of y in x
1.142 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.142 * [taylor]: Taking taylor expansion of x in x
1.142 * [taylor]: Taking taylor expansion of (- (sqrt (/ -1 y)) (/ 1 x)) in x
1.142 * [taylor]: Taking taylor expansion of (sqrt (/ -1 y)) in x
1.142 * [taylor]: Taking taylor expansion of (/ -1 y) in x
1.142 * [taylor]: Taking taylor expansion of -1 in x
1.142 * [taylor]: Taking taylor expansion of y in x
1.143 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.143 * [taylor]: Taking taylor expansion of x in x
1.143 * [taylor]: Taking taylor expansion of 0.5 in y
1.143 * [taylor]: Taking taylor expansion of 0 in y
1.143 * [taylor]: Taking taylor expansion of (neg (* 0.5 (pow (sqrt (/ -1 y)) 2))) in y
1.143 * [taylor]: Taking taylor expansion of (* 0.5 (pow (sqrt (/ -1 y)) 2)) in y
1.143 * [taylor]: Taking taylor expansion of 0.5 in y
1.143 * [taylor]: Taking taylor expansion of (pow (sqrt (/ -1 y)) 2) in y
1.143 * [taylor]: Taking taylor expansion of (sqrt (/ -1 y)) in y
1.143 * [taylor]: Taking taylor expansion of (/ -1 y) in y
1.143 * [taylor]: Taking taylor expansion of -1 in y
1.143 * [taylor]: Taking taylor expansion of y in y
1.144 * [taylor]: Taking taylor expansion of 0 in y
1.145 * [taylor]: Taking taylor expansion of 0 in y
1.145 * [taylor]: Taking taylor expansion of 0 in y
1.147 * * * [progress]: simplifying candidates
1.148 * [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)))
  (- (* 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)))
1.151 * * [simplify]: iteration  0 :  297  enodes  (cost  322 )
1.158 * * [simplify]: iteration  1 :  1832  enodes  (cost  259 )
1.192 * * [simplify]: iteration  2 :  5002  enodes  (cost  255 )
1.194 * [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)))
  (* 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)))
1.194 * * * [progress]: adding candidates to table
1.233 * [progress]: [Phase 3 of 3] Extracting.
1.233 * * [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))))> #<alt (λ (x y) (* (sqrt 0.5) (* (sqrt 0.5) (- (* x x) y))))>)
1.234 * * * [regime-changes]: Trying 5 branch expressions: ((* x x) (- (* x x) y) (* 0.5 (- (* x x) y)) y x)
1.234 * * * * [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))))> #<alt (λ (x y) (* (sqrt 0.5) (* (sqrt 0.5) (- (* x x) y))))>)
1.273 * * * * [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))))> #<alt (λ (x y) (* (sqrt 0.5) (* (sqrt 0.5) (- (* x x) y))))>)
1.310 * * * * [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))))> #<alt (λ (x y) (* (sqrt 0.5) (* (sqrt 0.5) (- (* x x) y))))>)
1.349 * * * * [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))))> #<alt (λ (x y) (* (sqrt 0.5) (* (sqrt 0.5) (- (* x x) y))))>)
1.386 * * * * [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))))> #<alt (λ (x y) (* (sqrt 0.5) (* (sqrt 0.5) (- (* x x) y))))>)
1.422 * * * [regime]: Found split indices: #<option (#s(si 0 255))>
1.423 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (* 0.5 (- (* x x) y))
1.423 * * [simplify]: iteration  0 :  7  enodes  (cost  3 )
1.424 * * [simplify]: iteration  1 :  7  enodes  (cost  3 )
1.424 * [simplify]: Simplified to:
   (* 0.5 (- (* x x) y))
2.308 * [regime-testing]: End program error score: 0.04448147955020097