25.182 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.027 * * * [progress]: [2/2] Setting up program.
0.029 * [progress]: [Phase 2 of 3] Improving.
0.030 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (/ (- (* x x) (* (* y 4.0) y)) (+ (* x x) (* (* y 4.0) y)))
0.083 * * [simplify]: iteration  0 :  5027  enodes  (cost  19 )
0.084 * [simplify]: Simplified to:
   (/ (- (* x x) (* y (* y 4.0))) (+ (* x x) (* y (* y 4.0))))
0.086 * * [progress]: iteration 1 / 4
0.087 * * * [progress]: picking best candidate
0.089 * * * * [pick]: Picked  #<alt (λ (x y) (/ (- (* x x) (* (* y 4.0) y)) (+ (* x x) (* (* y 4.0) y))))>
0.089 * * * [progress]: localizing error
0.097 * * * [progress]: generating rewritten candidates
0.097 * * * * [progress]: [ 1 / 3 ] rewriting at (2)
0.105 * * * * [progress]: [ 2 / 3 ] rewriting at (2 1)
0.109 * * * * [progress]: [ 3 / 3 ] rewriting at (2 2)
0.114 * * * [progress]: generating series expansions
0.114 * * * * [progress]: [ 1 / 3 ] generating series at (2)
0.114 * [approximate]: Taking taylor expansion of (/ (- (pow x 2) (* 4.0 (pow y 2))) (+ (pow x 2) (* 4.0 (pow y 2)))) in (x y) around 0
0.114 * [taylor]: Taking taylor expansion of (/ (- (pow x 2) (* 4.0 (pow y 2))) (+ (pow x 2) (* 4.0 (pow y 2)))) in y
0.114 * [taylor]: Taking taylor expansion of (- (pow x 2) (* 4.0 (pow y 2))) in y
0.114 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.114 * [taylor]: Taking taylor expansion of x in y
0.114 * [taylor]: Taking taylor expansion of (* 4.0 (pow y 2)) in y
0.114 * [taylor]: Taking taylor expansion of 4.0 in y
0.114 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.114 * [taylor]: Taking taylor expansion of y in y
0.114 * [taylor]: Taking taylor expansion of (+ (pow x 2) (* 4.0 (pow y 2))) in y
0.114 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.114 * [taylor]: Taking taylor expansion of x in y
0.114 * [taylor]: Taking taylor expansion of (* 4.0 (pow y 2)) in y
0.114 * [taylor]: Taking taylor expansion of 4.0 in y
0.114 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.114 * [taylor]: Taking taylor expansion of y in y
0.115 * [taylor]: Taking taylor expansion of (/ (- (pow x 2) (* 4.0 (pow y 2))) (+ (pow x 2) (* 4.0 (pow y 2)))) in x
0.115 * [taylor]: Taking taylor expansion of (- (pow x 2) (* 4.0 (pow y 2))) in x
0.115 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.115 * [taylor]: Taking taylor expansion of x in x
0.115 * [taylor]: Taking taylor expansion of (* 4.0 (pow y 2)) in x
0.115 * [taylor]: Taking taylor expansion of 4.0 in x
0.115 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.115 * [taylor]: Taking taylor expansion of y in x
0.115 * [taylor]: Taking taylor expansion of (+ (pow x 2) (* 4.0 (pow y 2))) in x
0.115 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.115 * [taylor]: Taking taylor expansion of x in x
0.115 * [taylor]: Taking taylor expansion of (* 4.0 (pow y 2)) in x
0.115 * [taylor]: Taking taylor expansion of 4.0 in x
0.115 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.115 * [taylor]: Taking taylor expansion of y in x
0.115 * [taylor]: Taking taylor expansion of (/ (- (pow x 2) (* 4.0 (pow y 2))) (+ (pow x 2) (* 4.0 (pow y 2)))) in x
0.115 * [taylor]: Taking taylor expansion of (- (pow x 2) (* 4.0 (pow y 2))) in x
0.115 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.115 * [taylor]: Taking taylor expansion of x in x
0.115 * [taylor]: Taking taylor expansion of (* 4.0 (pow y 2)) in x
0.115 * [taylor]: Taking taylor expansion of 4.0 in x
0.116 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.116 * [taylor]: Taking taylor expansion of y in x
0.116 * [taylor]: Taking taylor expansion of (+ (pow x 2) (* 4.0 (pow y 2))) in x
0.116 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.116 * [taylor]: Taking taylor expansion of x in x
0.116 * [taylor]: Taking taylor expansion of (* 4.0 (pow y 2)) in x
0.116 * [taylor]: Taking taylor expansion of 4.0 in x
0.116 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.116 * [taylor]: Taking taylor expansion of y in x
0.116 * [taylor]: Taking taylor expansion of -1.0 in y
0.116 * [taylor]: Taking taylor expansion of 0 in y
0.117 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 (pow y 2))) in y
0.117 * [taylor]: Taking taylor expansion of 0.5 in y
0.117 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.117 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.117 * [taylor]: Taking taylor expansion of y in y
0.118 * [taylor]: Taking taylor expansion of 0 in y
0.118 * [approximate]: Taking taylor expansion of (/ (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2))))) in (x y) around 0
0.118 * [taylor]: Taking taylor expansion of (/ (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2))))) in y
0.118 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in y
0.118 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.118 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.118 * [taylor]: Taking taylor expansion of x in y
0.118 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in y
0.118 * [taylor]: Taking taylor expansion of 4.0 in y
0.118 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.118 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.118 * [taylor]: Taking taylor expansion of y in y
0.118 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in y
0.118 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.118 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.118 * [taylor]: Taking taylor expansion of x in y
0.118 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in y
0.118 * [taylor]: Taking taylor expansion of 4.0 in y
0.118 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.119 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.119 * [taylor]: Taking taylor expansion of y in y
0.119 * [taylor]: Taking taylor expansion of (/ (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2))))) in x
0.119 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in x
0.119 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.119 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.119 * [taylor]: Taking taylor expansion of x in x
0.119 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in x
0.119 * [taylor]: Taking taylor expansion of 4.0 in x
0.119 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.119 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.119 * [taylor]: Taking taylor expansion of y in x
0.119 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in x
0.119 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.119 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.119 * [taylor]: Taking taylor expansion of x in x
0.119 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in x
0.119 * [taylor]: Taking taylor expansion of 4.0 in x
0.119 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.119 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.119 * [taylor]: Taking taylor expansion of y in x
0.119 * [taylor]: Taking taylor expansion of (/ (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2))))) in x
0.119 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in x
0.119 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.119 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.119 * [taylor]: Taking taylor expansion of x in x
0.119 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in x
0.119 * [taylor]: Taking taylor expansion of 4.0 in x
0.119 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.119 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.119 * [taylor]: Taking taylor expansion of y in x
0.119 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in x
0.119 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.119 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.119 * [taylor]: Taking taylor expansion of x in x
0.119 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in x
0.120 * [taylor]: Taking taylor expansion of 4.0 in x
0.120 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.120 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.120 * [taylor]: Taking taylor expansion of y in x
0.120 * [taylor]: Taking taylor expansion of 1 in y
0.120 * [taylor]: Taking taylor expansion of 0 in y
0.121 * [taylor]: Taking taylor expansion of (neg (* 8.0 (/ 1 (pow y 2)))) in y
0.121 * [taylor]: Taking taylor expansion of (* 8.0 (/ 1 (pow y 2))) in y
0.121 * [taylor]: Taking taylor expansion of 8.0 in y
0.121 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.121 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.121 * [taylor]: Taking taylor expansion of y in y
0.122 * [taylor]: Taking taylor expansion of 0 in y
0.122 * [approximate]: Taking taylor expansion of (/ (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2))))) in (x y) around 0
0.122 * [taylor]: Taking taylor expansion of (/ (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2))))) in y
0.122 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in y
0.122 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.122 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.122 * [taylor]: Taking taylor expansion of x in y
0.122 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in y
0.122 * [taylor]: Taking taylor expansion of 4.0 in y
0.122 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.122 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.122 * [taylor]: Taking taylor expansion of y in y
0.122 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in y
0.122 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.122 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.122 * [taylor]: Taking taylor expansion of x in y
0.122 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in y
0.122 * [taylor]: Taking taylor expansion of 4.0 in y
0.122 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.122 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.122 * [taylor]: Taking taylor expansion of y in y
0.123 * [taylor]: Taking taylor expansion of (/ (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2))))) in x
0.123 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in x
0.123 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.123 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.123 * [taylor]: Taking taylor expansion of x in x
0.123 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in x
0.123 * [taylor]: Taking taylor expansion of 4.0 in x
0.123 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.123 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.123 * [taylor]: Taking taylor expansion of y in x
0.123 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in x
0.123 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.123 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.123 * [taylor]: Taking taylor expansion of x in x
0.123 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in x
0.123 * [taylor]: Taking taylor expansion of 4.0 in x
0.123 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.123 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.123 * [taylor]: Taking taylor expansion of y in x
0.123 * [taylor]: Taking taylor expansion of (/ (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2))))) in x
0.123 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in x
0.123 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.123 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.123 * [taylor]: Taking taylor expansion of x in x
0.123 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in x
0.123 * [taylor]: Taking taylor expansion of 4.0 in x
0.123 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.123 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.123 * [taylor]: Taking taylor expansion of y in x
0.123 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in x
0.123 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.123 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.123 * [taylor]: Taking taylor expansion of x in x
0.123 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in x
0.123 * [taylor]: Taking taylor expansion of 4.0 in x
0.123 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.123 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.123 * [taylor]: Taking taylor expansion of y in x
0.124 * [taylor]: Taking taylor expansion of 1 in y
0.124 * [taylor]: Taking taylor expansion of 0 in y
0.124 * [taylor]: Taking taylor expansion of (neg (* 8.0 (/ 1 (pow y 2)))) in y
0.124 * [taylor]: Taking taylor expansion of (* 8.0 (/ 1 (pow y 2))) in y
0.124 * [taylor]: Taking taylor expansion of 8.0 in y
0.125 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.125 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.125 * [taylor]: Taking taylor expansion of y in y
0.126 * [taylor]: Taking taylor expansion of 0 in y
0.126 * * * * [progress]: [ 2 / 3 ] generating series at (2 1)
0.126 * [approximate]: Taking taylor expansion of (- (pow x 2) (* 4.0 (pow y 2))) in (x y) around 0
0.126 * [taylor]: Taking taylor expansion of (- (pow x 2) (* 4.0 (pow y 2))) in y
0.126 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.126 * [taylor]: Taking taylor expansion of x in y
0.126 * [taylor]: Taking taylor expansion of (* 4.0 (pow y 2)) in y
0.126 * [taylor]: Taking taylor expansion of 4.0 in y
0.126 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.126 * [taylor]: Taking taylor expansion of y in y
0.126 * [taylor]: Taking taylor expansion of (- (pow x 2) (* 4.0 (pow y 2))) in x
0.126 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.126 * [taylor]: Taking taylor expansion of x in x
0.126 * [taylor]: Taking taylor expansion of (* 4.0 (pow y 2)) in x
0.126 * [taylor]: Taking taylor expansion of 4.0 in x
0.126 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.126 * [taylor]: Taking taylor expansion of y in x
0.126 * [taylor]: Taking taylor expansion of (- (pow x 2) (* 4.0 (pow y 2))) in x
0.126 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.126 * [taylor]: Taking taylor expansion of x in x
0.126 * [taylor]: Taking taylor expansion of (* 4.0 (pow y 2)) in x
0.126 * [taylor]: Taking taylor expansion of 4.0 in x
0.126 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.126 * [taylor]: Taking taylor expansion of y in x
0.126 * [taylor]: Taking taylor expansion of (neg (* 4.0 (pow y 2))) in y
0.126 * [taylor]: Taking taylor expansion of (* 4.0 (pow y 2)) in y
0.126 * [taylor]: Taking taylor expansion of 4.0 in y
0.126 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.126 * [taylor]: Taking taylor expansion of y in y
0.127 * [taylor]: Taking taylor expansion of 0 in y
0.127 * [taylor]: Taking taylor expansion of 1 in y
0.127 * [taylor]: Taking taylor expansion of 0 in y
0.127 * [taylor]: Taking taylor expansion of 0 in y
0.128 * [approximate]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in (x y) around 0
0.128 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in y
0.128 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.128 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.128 * [taylor]: Taking taylor expansion of x in y
0.128 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in y
0.128 * [taylor]: Taking taylor expansion of 4.0 in y
0.128 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.128 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.128 * [taylor]: Taking taylor expansion of y in y
0.128 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in x
0.128 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.128 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.128 * [taylor]: Taking taylor expansion of x in x
0.128 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in x
0.128 * [taylor]: Taking taylor expansion of 4.0 in x
0.128 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.128 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.128 * [taylor]: Taking taylor expansion of y in x
0.128 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in x
0.128 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.128 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.128 * [taylor]: Taking taylor expansion of x in x
0.128 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in x
0.128 * [taylor]: Taking taylor expansion of 4.0 in x
0.128 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.128 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.128 * [taylor]: Taking taylor expansion of y in x
0.128 * [taylor]: Taking taylor expansion of 1 in y
0.128 * [taylor]: Taking taylor expansion of 0 in y
0.129 * [taylor]: Taking taylor expansion of (neg (* 4.0 (/ 1 (pow y 2)))) in y
0.129 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in y
0.129 * [taylor]: Taking taylor expansion of 4.0 in y
0.129 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.129 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.129 * [taylor]: Taking taylor expansion of y in y
0.129 * [taylor]: Taking taylor expansion of 0 in y
0.130 * [taylor]: Taking taylor expansion of 0 in y
0.130 * [approximate]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in (x y) around 0
0.130 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in y
0.130 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.130 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.130 * [taylor]: Taking taylor expansion of x in y
0.131 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in y
0.131 * [taylor]: Taking taylor expansion of 4.0 in y
0.131 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.131 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.131 * [taylor]: Taking taylor expansion of y in y
0.131 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in x
0.131 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.131 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.131 * [taylor]: Taking taylor expansion of x in x
0.131 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in x
0.131 * [taylor]: Taking taylor expansion of 4.0 in x
0.131 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.131 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.131 * [taylor]: Taking taylor expansion of y in x
0.131 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in x
0.131 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.131 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.131 * [taylor]: Taking taylor expansion of x in x
0.131 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in x
0.131 * [taylor]: Taking taylor expansion of 4.0 in x
0.131 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.131 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.131 * [taylor]: Taking taylor expansion of y in x
0.131 * [taylor]: Taking taylor expansion of 1 in y
0.131 * [taylor]: Taking taylor expansion of 0 in y
0.131 * [taylor]: Taking taylor expansion of (neg (* 4.0 (/ 1 (pow y 2)))) in y
0.132 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in y
0.132 * [taylor]: Taking taylor expansion of 4.0 in y
0.132 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.132 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.132 * [taylor]: Taking taylor expansion of y in y
0.132 * [taylor]: Taking taylor expansion of 0 in y
0.132 * [taylor]: Taking taylor expansion of 0 in y
0.133 * * * * [progress]: [ 3 / 3 ] generating series at (2 2)
0.133 * [approximate]: Taking taylor expansion of (+ (pow x 2) (* 4.0 (pow y 2))) in (x y) around 0
0.133 * [taylor]: Taking taylor expansion of (+ (pow x 2) (* 4.0 (pow y 2))) in y
0.133 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.133 * [taylor]: Taking taylor expansion of x in y
0.133 * [taylor]: Taking taylor expansion of (* 4.0 (pow y 2)) in y
0.133 * [taylor]: Taking taylor expansion of 4.0 in y
0.133 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.133 * [taylor]: Taking taylor expansion of y in y
0.133 * [taylor]: Taking taylor expansion of (+ (pow x 2) (* 4.0 (pow y 2))) in x
0.133 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.133 * [taylor]: Taking taylor expansion of x in x
0.133 * [taylor]: Taking taylor expansion of (* 4.0 (pow y 2)) in x
0.133 * [taylor]: Taking taylor expansion of 4.0 in x
0.133 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.133 * [taylor]: Taking taylor expansion of y in x
0.133 * [taylor]: Taking taylor expansion of (+ (pow x 2) (* 4.0 (pow y 2))) in x
0.133 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.133 * [taylor]: Taking taylor expansion of x in x
0.133 * [taylor]: Taking taylor expansion of (* 4.0 (pow y 2)) in x
0.133 * [taylor]: Taking taylor expansion of 4.0 in x
0.133 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.134 * [taylor]: Taking taylor expansion of y in x
0.134 * [taylor]: Taking taylor expansion of (* 4.0 (pow y 2)) in y
0.134 * [taylor]: Taking taylor expansion of 4.0 in y
0.134 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.134 * [taylor]: Taking taylor expansion of y in y
0.134 * [taylor]: Taking taylor expansion of 0 in y
0.134 * [taylor]: Taking taylor expansion of 1 in y
0.137 * [taylor]: Taking taylor expansion of 0 in y
0.137 * [taylor]: Taking taylor expansion of 0 in y
0.138 * [approximate]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in (x y) around 0
0.138 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in y
0.138 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.138 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.138 * [taylor]: Taking taylor expansion of x in y
0.138 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in y
0.138 * [taylor]: Taking taylor expansion of 4.0 in y
0.138 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.138 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.138 * [taylor]: Taking taylor expansion of y in y
0.138 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in x
0.138 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.138 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.138 * [taylor]: Taking taylor expansion of x in x
0.138 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in x
0.138 * [taylor]: Taking taylor expansion of 4.0 in x
0.138 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.138 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.138 * [taylor]: Taking taylor expansion of y in x
0.138 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in x
0.138 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.138 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.138 * [taylor]: Taking taylor expansion of x in x
0.138 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in x
0.138 * [taylor]: Taking taylor expansion of 4.0 in x
0.138 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.138 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.138 * [taylor]: Taking taylor expansion of y in x
0.139 * [taylor]: Taking taylor expansion of 1 in y
0.139 * [taylor]: Taking taylor expansion of 0 in y
0.139 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in y
0.139 * [taylor]: Taking taylor expansion of 4.0 in y
0.139 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.139 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.139 * [taylor]: Taking taylor expansion of y in y
0.139 * [taylor]: Taking taylor expansion of 0 in y
0.140 * [taylor]: Taking taylor expansion of 0 in y
0.140 * [approximate]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in (x y) around 0
0.140 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in y
0.140 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.140 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.140 * [taylor]: Taking taylor expansion of x in y
0.141 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in y
0.141 * [taylor]: Taking taylor expansion of 4.0 in y
0.141 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.141 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.141 * [taylor]: Taking taylor expansion of y in y
0.141 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in x
0.141 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.141 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.141 * [taylor]: Taking taylor expansion of x in x
0.141 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in x
0.141 * [taylor]: Taking taylor expansion of 4.0 in x
0.141 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.141 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.141 * [taylor]: Taking taylor expansion of y in x
0.141 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in x
0.141 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.141 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.141 * [taylor]: Taking taylor expansion of x in x
0.141 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in x
0.141 * [taylor]: Taking taylor expansion of 4.0 in x
0.141 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.141 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.141 * [taylor]: Taking taylor expansion of y in x
0.141 * [taylor]: Taking taylor expansion of 1 in y
0.141 * [taylor]: Taking taylor expansion of 0 in y
0.141 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in y
0.141 * [taylor]: Taking taylor expansion of 4.0 in y
0.141 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.142 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.142 * [taylor]: Taking taylor expansion of y in y
0.142 * [taylor]: Taking taylor expansion of 0 in y
0.143 * [taylor]: Taking taylor expansion of 0 in y
0.143 * * * [progress]: simplifying candidates
0.144 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (- (log (- (* x x) (* (* y 4.0) y))) (log (+ (* x x) (* (* y 4.0) y))))
  (log (/ (- (* x x) (* (* y 4.0) y)) (+ (* x x) (* (* y 4.0) y))))
  (exp (/ (- (* x x) (* (* y 4.0) y)) (+ (* x x) (* (* y 4.0) y))))
  (/ (* (* (- (* x x) (* (* y 4.0) y)) (- (* x x) (* (* y 4.0) y))) (- (* x x) (* (* y 4.0) y))) (* (* (+ (* x x) (* (* y 4.0) y)) (+ (* x x) (* (* y 4.0) y))) (+ (* x x) (* (* y 4.0) y))))
  (* (cbrt (/ (- (* x x) (* (* y 4.0) y)) (+ (* x x) (* (* y 4.0) y)))) (cbrt (/ (- (* x x) (* (* y 4.0) y)) (+ (* x x) (* (* y 4.0) y)))))
  (cbrt (/ (- (* x x) (* (* y 4.0) y)) (+ (* x x) (* (* y 4.0) y))))
  (* (* (/ (- (* x x) (* (* y 4.0) y)) (+ (* x x) (* (* y 4.0) y))) (/ (- (* x x) (* (* y 4.0) y)) (+ (* x x) (* (* y 4.0) y)))) (/ (- (* x x) (* (* y 4.0) y)) (+ (* x x) (* (* y 4.0) y))))
  (sqrt (/ (- (* x x) (* (* y 4.0) y)) (+ (* x x) (* (* y 4.0) y))))
  (sqrt (/ (- (* x x) (* (* y 4.0) y)) (+ (* x x) (* (* y 4.0) y))))
  (neg (- (* x x) (* (* y 4.0) y)))
  (neg (+ (* x x) (* (* y 4.0) y)))
  (/ (* x x) (+ (* x x) (* (* y 4.0) y)))
  (/ (* (* y 4.0) y) (+ (* x x) (* (* y 4.0) y)))
  (/ (* (cbrt (- (* x x) (* (* y 4.0) y))) (cbrt (- (* x x) (* (* y 4.0) y)))) (* (cbrt (+ (* x x) (* (* y 4.0) y))) (cbrt (+ (* x x) (* (* y 4.0) y)))))
  (/ (cbrt (- (* x x) (* (* y 4.0) y))) (cbrt (+ (* x x) (* (* y 4.0) y))))
  (/ (* (cbrt (- (* x x) (* (* y 4.0) y))) (cbrt (- (* x x) (* (* y 4.0) y)))) (sqrt (+ (* x x) (* (* y 4.0) y))))
  (/ (cbrt (- (* x x) (* (* y 4.0) y))) (sqrt (+ (* x x) (* (* y 4.0) y))))
  (/ (* (cbrt (- (* x x) (* (* y 4.0) y))) (cbrt (- (* x x) (* (* y 4.0) y)))) 1)
  (/ (cbrt (- (* x x) (* (* y 4.0) y))) (+ (* x x) (* (* y 4.0) y)))
  (/ (sqrt (- (* x x) (* (* y 4.0) y))) (* (cbrt (+ (* x x) (* (* y 4.0) y))) (cbrt (+ (* x x) (* (* y 4.0) y)))))
  (/ (sqrt (- (* x x) (* (* y 4.0) y))) (cbrt (+ (* x x) (* (* y 4.0) y))))
  (/ (sqrt (- (* x x) (* (* y 4.0) y))) (sqrt (+ (* x x) (* (* y 4.0) y))))
  (/ (sqrt (- (* x x) (* (* y 4.0) y))) (sqrt (+ (* x x) (* (* y 4.0) y))))
  (/ (sqrt (- (* x x) (* (* y 4.0) y))) 1)
  (/ (sqrt (- (* x x) (* (* y 4.0) y))) (+ (* x x) (* (* y 4.0) y)))
  (/ 1 (* (cbrt (+ (* x x) (* (* y 4.0) y))) (cbrt (+ (* x x) (* (* y 4.0) y)))))
  (/ (- (* x x) (* (* y 4.0) y)) (cbrt (+ (* x x) (* (* y 4.0) y))))
  (/ 1 (sqrt (+ (* x x) (* (* y 4.0) y))))
  (/ (- (* x x) (* (* y 4.0) y)) (sqrt (+ (* x x) (* (* y 4.0) y))))
  (/ 1 1)
  (/ (- (* x x) (* (* y 4.0) y)) (+ (* x x) (* (* y 4.0) y)))
  (/ 1 (+ (* x x) (* (* y 4.0) y)))
  (/ (+ (* x x) (* (* y 4.0) y)) (- (* x x) (* (* y 4.0) y)))
  (/ (- (* x x) (* (* y 4.0) y)) (* (cbrt (+ (* x x) (* (* y 4.0) y))) (cbrt (+ (* x x) (* (* y 4.0) y)))))
  (/ (- (* x x) (* (* y 4.0) y)) (sqrt (+ (* x x) (* (* y 4.0) y))))
  (/ (- (* x x) (* (* y 4.0) y)) 1)
  (/ (+ (* x x) (* (* y 4.0) y)) (cbrt (- (* x x) (* (* y 4.0) y))))
  (/ (+ (* x x) (* (* y 4.0) y)) (sqrt (- (* x x) (* (* y 4.0) y))))
  (/ (+ (* x x) (* (* y 4.0) y)) (- (* x x) (* (* y 4.0) y)))
  (/ (- (* x x) (* (* y 4.0) y)) (+ (pow (* x x) 3) (pow (* (* y 4.0) y) 3)))
  (/ (- (* x x) (* (* y 4.0) y)) (- (* (* x x) (* x x)) (* (* (* y 4.0) y) (* (* y 4.0) y))))
  (* (+ (* x x) (* (* y 4.0) y)) (+ (* (* x x) (* x x)) (+ (* (* (* y 4.0) y) (* (* y 4.0) y)) (* (* x x) (* (* y 4.0) y)))))
  (* (+ (* x x) (* (* y 4.0) y)) (+ (* x x) (* (* y 4.0) y)))
  (/ (exp (* x x)) (exp (* (* y 4.0) y)))
  (log (- (* x x) (* (* y 4.0) y)))
  (exp (- (* x x) (* (* y 4.0) y)))
  (* (cbrt (- (* x x) (* (* y 4.0) y))) (cbrt (- (* x x) (* (* y 4.0) y))))
  (cbrt (- (* x x) (* (* y 4.0) y)))
  (* (* (- (* x x) (* (* y 4.0) y)) (- (* x x) (* (* y 4.0) y))) (- (* x x) (* (* y 4.0) y)))
  (sqrt (- (* x x) (* (* y 4.0) y)))
  (sqrt (- (* x x) (* (* y 4.0) y)))
  (- (pow (* x x) 3) (pow (* (* y 4.0) y) 3))
  (+ (* (* x x) (* x x)) (+ (* (* (* y 4.0) y) (* (* y 4.0) y)) (* (* x x) (* (* y 4.0) y))))
  (neg (* (* y 4.0) y))
  (- (* (* x x) (* x x)) (* (* (* y 4.0) y) (* (* y 4.0) y)))
  (+ (* x x) (* (* y 4.0) y))
  (* (exp (* x x)) (exp (* (* y 4.0) y)))
  (log (+ (* x x) (* (* y 4.0) y)))
  (exp (+ (* x x) (* (* y 4.0) y)))
  (* (cbrt (+ (* x x) (* (* y 4.0) y))) (cbrt (+ (* x x) (* (* y 4.0) y))))
  (cbrt (+ (* x x) (* (* y 4.0) y)))
  (* (* (+ (* x x) (* (* y 4.0) y)) (+ (* x x) (* (* y 4.0) y))) (+ (* x x) (* (* y 4.0) y)))
  (sqrt (+ (* x x) (* (* y 4.0) y)))
  (sqrt (+ (* x x) (* (* y 4.0) y)))
  (+ (pow (* x x) 3) (pow (* (* y 4.0) y) 3))
  (+ (* (* x x) (* x x)) (- (* (* (* y 4.0) y) (* (* y 4.0) y)) (* (* x x) (* (* y 4.0) y))))
  (- (* (* x x) (* x x)) (* (* (* y 4.0) y) (* (* y 4.0) y)))
  (- (* x x) (* (* y 4.0) y))
  -1.0
  1
  1
  (- (pow x 2) (* 4.0 (pow y 2)))
  (- (pow x 2) (* 4.0 (pow y 2)))
  (- (pow x 2) (* 4.0 (pow y 2)))
  (+ (pow x 2) (* 4.0 (pow y 2)))
  (+ (pow x 2) (* 4.0 (pow y 2)))
  (+ (pow x 2) (* 4.0 (pow y 2)))
0.206 * * [simplify]: iteration  0 :  4943  enodes  (cost  1204 )
0.207 * * [simplify]: iteration  1 :  4943  enodes  (cost  1204 )
0.211 * [simplify]: Simplified to:
   (log (/ (- (* x x) (* y (* y 4.0))) (+ (* x x) (* y (* y 4.0)))))
  (log (/ (- (* x x) (* y (* y 4.0))) (+ (* x x) (* y (* y 4.0)))))
  (exp (/ (- (* x x) (* y (* y 4.0))) (+ (* x x) (* y (* y 4.0)))))
  (pow (/ (- (* x x) (* y (* y 4.0))) (+ (* x x) (* y (* y 4.0)))) 3)
  (* (cbrt (/ (- (* x x) (* y (* y 4.0))) (+ (* x x) (* y (* y 4.0))))) (cbrt (/ (- (* x x) (* y (* y 4.0))) (+ (* x x) (* y (* y 4.0))))))
  (cbrt (/ (- (* x x) (* y (* y 4.0))) (+ (* x x) (* y (* y 4.0)))))
  (pow (/ (- (* x x) (* y (* y 4.0))) (+ (* x x) (* y (* y 4.0)))) 3)
  (sqrt (/ (- (* x x) (* y (* y 4.0))) (+ (* x x) (* y (* y 4.0)))))
  (sqrt (/ (- (* x x) (* y (* y 4.0))) (+ (* x x) (* y (* y 4.0)))))
  (- (* y (* y 4.0)) (* x x))
  (- (* y (* y (neg 4.0))) (* x x))
  (* x (/ x (+ (* x x) (* y (* y 4.0)))))
  (* y (/ y (/ (+ (* x x) (* y (* y 4.0))) 4.0)))
  (* (cbrt (- (* x x) (* y (* y 4.0)))) (/ (cbrt (- (* x x) (* y (* y 4.0)))) (* (cbrt (+ (* x x) (* y (* y 4.0)))) (cbrt (+ (* x x) (* y (* y 4.0)))))))
  (/ (cbrt (- (* x x) (* y (* y 4.0)))) (cbrt (+ (* x x) (* y (* y 4.0)))))
  (* (cbrt (- (* x x) (* y (* y 4.0)))) (/ (cbrt (- (* x x) (* y (* y 4.0)))) (sqrt (+ (* x x) (* y (* y 4.0))))))
  (/ (cbrt (- (* x x) (* y (* y 4.0)))) (sqrt (+ (* x x) (* y (* y 4.0)))))
  (* (cbrt (- (* x x) (* y (* y 4.0)))) (cbrt (- (* x x) (* y (* y 4.0)))))
  (/ (cbrt (- (* x x) (* y (* y 4.0)))) (+ (* x x) (* y (* y 4.0))))
  (/ (sqrt (- (* x x) (* y (* y 4.0)))) (* (cbrt (+ (* x x) (* y (* y 4.0)))) (cbrt (+ (* x x) (* y (* y 4.0))))))
  (/ (sqrt (- (* x x) (* y (* y 4.0)))) (cbrt (+ (* x x) (* y (* y 4.0)))))
  (/ (sqrt (- (* x x) (* y (* y 4.0)))) (sqrt (+ (* x x) (* y (* y 4.0)))))
  (/ (sqrt (- (* x x) (* y (* y 4.0)))) (sqrt (+ (* x x) (* y (* y 4.0)))))
  (sqrt (- (* x x) (* y (* y 4.0))))
  (/ (sqrt (- (* x x) (* y (* y 4.0)))) (+ (* x x) (* y (* y 4.0))))
  (/ 1 (* (cbrt (+ (* x x) (* y (* y 4.0)))) (cbrt (+ (* x x) (* y (* y 4.0))))))
  (/ (- (* x x) (* y (* y 4.0))) (cbrt (+ (* x x) (* y (* y 4.0)))))
  (/ 1 (sqrt (+ (* x x) (* y (* y 4.0)))))
  (/ (- (* x x) (* y (* y 4.0))) (sqrt (+ (* x x) (* y (* y 4.0)))))
  1
  (/ (- (* x x) (* y (* y 4.0))) (+ (* x x) (* y (* y 4.0))))
  (/ 1 (+ (* x x) (* y (* y 4.0))))
  (/ (+ (* x x) (* y (* y 4.0))) (- (* x x) (* y (* y 4.0))))
  (/ (- (* x x) (* y (* y 4.0))) (* (cbrt (+ (* x x) (* y (* y 4.0)))) (cbrt (+ (* x x) (* y (* y 4.0))))))
  (/ (- (* x x) (* y (* y 4.0))) (sqrt (+ (* x x) (* y (* y 4.0)))))
  (- (* x x) (* y (* y 4.0)))
  (/ (+ (* x x) (* y (* y 4.0))) (cbrt (- (* x x) (* y (* y 4.0)))))
  (/ (+ (* x x) (* y (* y 4.0))) (sqrt (- (* x x) (* y (* y 4.0)))))
  (/ (+ (* x x) (* y (* y 4.0))) (- (* x x) (* y (* y 4.0))))
  (/ (- (* x x) (* y (* y 4.0))) (+ (pow x 6) (* (pow 4.0 3) (pow y 6))))
  (/ 1 (+ (* x x) (* y (* y 4.0))))
  (* (+ (* x x) (* y (* y 4.0))) (+ (pow x 4) (* y (* y (* 4.0 (+ (* x x) (* y (* y 4.0))))))))
  (* (+ (* x x) (* y (* y 4.0))) (+ (* x x) (* y (* y 4.0))))
  (exp (- (* x x) (* y (* y 4.0))))
  (log (- (* x x) (* y (* y 4.0))))
  (exp (- (* x x) (* y (* y 4.0))))
  (* (cbrt (- (* x x) (* y (* y 4.0)))) (cbrt (- (* x x) (* y (* y 4.0)))))
  (cbrt (- (* x x) (* y (* y 4.0))))
  (pow (- (* x x) (* y (* y 4.0))) 3)
  (sqrt (- (* x x) (* y (* y 4.0))))
  (sqrt (- (* x x) (* y (* y 4.0))))
  (- (pow x 6) (* (pow 4.0 3) (pow y 6)))
  (+ (pow x 4) (* y (* y (* 4.0 (+ (* x x) (* y (* y 4.0)))))))
  (* y (* y (neg 4.0)))
  (- (pow x 4) (* 4.0 (* (pow y 4) 4.0)))
  (+ (* x x) (* y (* y 4.0)))
  (exp (+ (* x x) (* y (* y 4.0))))
  (log (+ (* x x) (* y (* y 4.0))))
  (exp (+ (* x x) (* y (* y 4.0))))
  (* (cbrt (+ (* x x) (* y (* y 4.0)))) (cbrt (+ (* x x) (* y (* y 4.0)))))
  (cbrt (+ (* x x) (* y (* y 4.0))))
  (pow (+ (* x x) (* y (* y 4.0))) 3)
  (sqrt (+ (* x x) (* y (* y 4.0))))
  (sqrt (+ (* x x) (* y (* y 4.0))))
  (+ (pow x 6) (* (pow 4.0 3) (pow y 6)))
  (+ (pow x 4) (* y (* y (* 4.0 (- (* y (* y 4.0)) (* x x))))))
  (- (pow x 4) (* 4.0 (* (pow y 4) 4.0)))
  (- (* x x) (* y (* y 4.0)))
  -1.0
  1
  1
  (- (* x x) (* y (* y 4.0)))
  (- (* x x) (* y (* y 4.0)))
  (- (* x x) (* y (* y 4.0)))
  (+ (* x x) (* y (* y 4.0)))
  (+ (* x x) (* y (* y 4.0)))
  (+ (* x x) (* y (* y 4.0)))
0.211 * * * [progress]: adding candidates to table
0.306 * * [progress]: iteration 2 / 4
0.306 * * * [progress]: picking best candidate
0.312 * * * * [pick]: Picked  #<alt (λ (x y) 1)>
0.313 * * * [progress]: localizing error
0.313 * * * [progress]: generating rewritten candidates
0.313 * * * [progress]: generating series expansions
0.313 * * * [progress]: simplifying candidates
0.313 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   
0.316 * * [simplify]: iteration  0 :  0  enodes  (cost  0 )
0.316 * [simplify]: Simplified to:
   
0.316 * * * [progress]: adding candidates to table
0.316 * * [progress]: iteration 3 / 4
0.316 * * * [progress]: picking best candidate
0.321 * * * * [pick]: Picked  #<alt (λ (x y) (/ (/ (- (* x x) (* y (* y 4.0))) (sqrt (+ (* x x) (* y (* y 4.0))))) (sqrt (+ (* x x) (* (* y 4.0) y)))))>
0.321 * * * [progress]: localizing error
0.335 * * * [progress]: generating rewritten candidates
0.335 * * * * [progress]: [ 1 / 4 ] rewriting at (2 1)
0.344 * * * * [progress]: [ 2 / 4 ] rewriting at (2 1 2)
0.348 * * * * [progress]: [ 3 / 4 ] rewriting at (2 2)
0.351 * * * * [progress]: [ 4 / 4 ] rewriting at (2 1 1)
0.357 * * * [progress]: generating series expansions
0.357 * * * * [progress]: [ 1 / 4 ] generating series at (2 1)
0.357 * [approximate]: Taking taylor expansion of (* (sqrt (/ 1 (+ (pow x 2) (* 4.0 (pow y 2))))) (- (pow x 2) (* 4.0 (pow y 2)))) in (x y) around 0
0.357 * [taylor]: Taking taylor expansion of (* (sqrt (/ 1 (+ (pow x 2) (* 4.0 (pow y 2))))) (- (pow x 2) (* 4.0 (pow y 2)))) in y
0.357 * [taylor]: Taking taylor expansion of (sqrt (/ 1 (+ (pow x 2) (* 4.0 (pow y 2))))) in y
0.357 * [taylor]: Taking taylor expansion of (/ 1 (+ (pow x 2) (* 4.0 (pow y 2)))) in y
0.357 * [taylor]: Taking taylor expansion of (+ (pow x 2) (* 4.0 (pow y 2))) in y
0.357 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.357 * [taylor]: Taking taylor expansion of x in y
0.357 * [taylor]: Taking taylor expansion of (* 4.0 (pow y 2)) in y
0.357 * [taylor]: Taking taylor expansion of 4.0 in y
0.357 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.357 * [taylor]: Taking taylor expansion of y in y
0.358 * [taylor]: Taking taylor expansion of (- (pow x 2) (* 4.0 (pow y 2))) in y
0.358 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.358 * [taylor]: Taking taylor expansion of x in y
0.358 * [taylor]: Taking taylor expansion of (* 4.0 (pow y 2)) in y
0.358 * [taylor]: Taking taylor expansion of 4.0 in y
0.358 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.358 * [taylor]: Taking taylor expansion of y in y
0.358 * [taylor]: Taking taylor expansion of (* (sqrt (/ 1 (+ (pow x 2) (* 4.0 (pow y 2))))) (- (pow x 2) (* 4.0 (pow y 2)))) in x
0.358 * [taylor]: Taking taylor expansion of (sqrt (/ 1 (+ (pow x 2) (* 4.0 (pow y 2))))) in x
0.358 * [taylor]: Taking taylor expansion of (/ 1 (+ (pow x 2) (* 4.0 (pow y 2)))) in x
0.358 * [taylor]: Taking taylor expansion of (+ (pow x 2) (* 4.0 (pow y 2))) in x
0.358 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.358 * [taylor]: Taking taylor expansion of x in x
0.358 * [taylor]: Taking taylor expansion of (* 4.0 (pow y 2)) in x
0.358 * [taylor]: Taking taylor expansion of 4.0 in x
0.358 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.358 * [taylor]: Taking taylor expansion of y in x
0.359 * [taylor]: Taking taylor expansion of (- (pow x 2) (* 4.0 (pow y 2))) in x
0.359 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.359 * [taylor]: Taking taylor expansion of x in x
0.359 * [taylor]: Taking taylor expansion of (* 4.0 (pow y 2)) in x
0.359 * [taylor]: Taking taylor expansion of 4.0 in x
0.359 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.359 * [taylor]: Taking taylor expansion of y in x
0.359 * [taylor]: Taking taylor expansion of (* (sqrt (/ 1 (+ (pow x 2) (* 4.0 (pow y 2))))) (- (pow x 2) (* 4.0 (pow y 2)))) in x
0.359 * [taylor]: Taking taylor expansion of (sqrt (/ 1 (+ (pow x 2) (* 4.0 (pow y 2))))) in x
0.359 * [taylor]: Taking taylor expansion of (/ 1 (+ (pow x 2) (* 4.0 (pow y 2)))) in x
0.359 * [taylor]: Taking taylor expansion of (+ (pow x 2) (* 4.0 (pow y 2))) in x
0.359 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.359 * [taylor]: Taking taylor expansion of x in x
0.359 * [taylor]: Taking taylor expansion of (* 4.0 (pow y 2)) in x
0.359 * [taylor]: Taking taylor expansion of 4.0 in x
0.359 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.359 * [taylor]: Taking taylor expansion of y in x
0.359 * [taylor]: Taking taylor expansion of (- (pow x 2) (* 4.0 (pow y 2))) in x
0.359 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.359 * [taylor]: Taking taylor expansion of x in x
0.359 * [taylor]: Taking taylor expansion of (* 4.0 (pow y 2)) in x
0.360 * [taylor]: Taking taylor expansion of 4.0 in x
0.360 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.360 * [taylor]: Taking taylor expansion of y in x
0.360 * [taylor]: Taking taylor expansion of (* -4.0 (* (sqrt 0.25) y)) in y
0.360 * [taylor]: Taking taylor expansion of -4.0 in y
0.360 * [taylor]: Taking taylor expansion of (* (sqrt 0.25) y) in y
0.360 * [taylor]: Taking taylor expansion of (sqrt 0.25) in y
0.360 * [taylor]: Taking taylor expansion of 0.25 in y
0.360 * [taylor]: Taking taylor expansion of y in y
0.360 * [taylor]: Taking taylor expansion of 0 in y
0.361 * [taylor]: Taking taylor expansion of (+ (* 0.125 (/ 1 (* (sqrt 0.25) y))) (/ (sqrt 0.25) y)) in y
0.361 * [taylor]: Taking taylor expansion of (* 0.125 (/ 1 (* (sqrt 0.25) y))) in y
0.361 * [taylor]: Taking taylor expansion of 0.125 in y
0.361 * [taylor]: Taking taylor expansion of (/ 1 (* (sqrt 0.25) y)) in y
0.361 * [taylor]: Taking taylor expansion of (* (sqrt 0.25) y) in y
0.361 * [taylor]: Taking taylor expansion of (sqrt 0.25) in y
0.361 * [taylor]: Taking taylor expansion of 0.25 in y
0.361 * [taylor]: Taking taylor expansion of y in y
0.361 * [taylor]: Taking taylor expansion of (/ (sqrt 0.25) y) in y
0.361 * [taylor]: Taking taylor expansion of (sqrt 0.25) in y
0.361 * [taylor]: Taking taylor expansion of 0.25 in y
0.361 * [taylor]: Taking taylor expansion of y in y
0.363 * [taylor]: Taking taylor expansion of 0 in y
0.363 * [approximate]: Taking taylor expansion of (* (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) (sqrt (/ 1 (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2))))))) in (x y) around 0
0.363 * [taylor]: Taking taylor expansion of (* (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) (sqrt (/ 1 (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2))))))) in y
0.363 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in y
0.363 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.363 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.363 * [taylor]: Taking taylor expansion of x in y
0.364 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in y
0.364 * [taylor]: Taking taylor expansion of 4.0 in y
0.364 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.364 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.364 * [taylor]: Taking taylor expansion of y in y
0.364 * [taylor]: Taking taylor expansion of (sqrt (/ 1 (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))))) in y
0.364 * [taylor]: Taking taylor expansion of (/ 1 (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2))))) in y
0.364 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in y
0.364 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.364 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.364 * [taylor]: Taking taylor expansion of x in y
0.364 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in y
0.364 * [taylor]: Taking taylor expansion of 4.0 in y
0.364 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.364 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.364 * [taylor]: Taking taylor expansion of y in y
0.364 * [taylor]: Taking taylor expansion of (* (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) (sqrt (/ 1 (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2))))))) in x
0.364 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in x
0.364 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.364 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.364 * [taylor]: Taking taylor expansion of x in x
0.364 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in x
0.364 * [taylor]: Taking taylor expansion of 4.0 in x
0.364 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.364 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.364 * [taylor]: Taking taylor expansion of y in x
0.364 * [taylor]: Taking taylor expansion of (sqrt (/ 1 (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))))) in x
0.364 * [taylor]: Taking taylor expansion of (/ 1 (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2))))) in x
0.364 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in x
0.364 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.364 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.364 * [taylor]: Taking taylor expansion of x in x
0.364 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in x
0.364 * [taylor]: Taking taylor expansion of 4.0 in x
0.364 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.364 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.364 * [taylor]: Taking taylor expansion of y in x
0.365 * [taylor]: Taking taylor expansion of (* (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) (sqrt (/ 1 (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2))))))) in x
0.365 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in x
0.365 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.365 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.365 * [taylor]: Taking taylor expansion of x in x
0.365 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in x
0.365 * [taylor]: Taking taylor expansion of 4.0 in x
0.365 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.365 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.365 * [taylor]: Taking taylor expansion of y in x
0.365 * [taylor]: Taking taylor expansion of (sqrt (/ 1 (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))))) in x
0.365 * [taylor]: Taking taylor expansion of (/ 1 (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2))))) in x
0.365 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in x
0.365 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.365 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.365 * [taylor]: Taking taylor expansion of x in x
0.365 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in x
0.365 * [taylor]: Taking taylor expansion of 4.0 in x
0.365 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.365 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.365 * [taylor]: Taking taylor expansion of y in x
0.365 * [taylor]: Taking taylor expansion of 1 in y
0.365 * [taylor]: Taking taylor expansion of 0 in y
0.366 * [taylor]: Taking taylor expansion of (neg (* 6.0 (/ 1 (pow y 2)))) in y
0.366 * [taylor]: Taking taylor expansion of (* 6.0 (/ 1 (pow y 2))) in y
0.366 * [taylor]: Taking taylor expansion of 6.0 in y
0.366 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.366 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.366 * [taylor]: Taking taylor expansion of y in y
0.367 * [taylor]: Taking taylor expansion of 0 in y
0.368 * [approximate]: Taking taylor expansion of (* (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) (sqrt (/ 1 (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2))))))) in (x y) around 0
0.368 * [taylor]: Taking taylor expansion of (* (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) (sqrt (/ 1 (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2))))))) in y
0.368 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in y
0.368 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.368 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.368 * [taylor]: Taking taylor expansion of x in y
0.368 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in y
0.368 * [taylor]: Taking taylor expansion of 4.0 in y
0.368 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.368 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.368 * [taylor]: Taking taylor expansion of y in y
0.368 * [taylor]: Taking taylor expansion of (sqrt (/ 1 (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))))) in y
0.368 * [taylor]: Taking taylor expansion of (/ 1 (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2))))) in y
0.368 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in y
0.368 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.368 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.368 * [taylor]: Taking taylor expansion of x in y
0.368 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in y
0.368 * [taylor]: Taking taylor expansion of 4.0 in y
0.368 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.368 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.368 * [taylor]: Taking taylor expansion of y in y
0.369 * [taylor]: Taking taylor expansion of (* (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) (sqrt (/ 1 (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2))))))) in x
0.369 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in x
0.369 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.369 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.369 * [taylor]: Taking taylor expansion of x in x
0.369 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in x
0.369 * [taylor]: Taking taylor expansion of 4.0 in x
0.369 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.369 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.369 * [taylor]: Taking taylor expansion of y in x
0.369 * [taylor]: Taking taylor expansion of (sqrt (/ 1 (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))))) in x
0.369 * [taylor]: Taking taylor expansion of (/ 1 (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2))))) in x
0.369 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in x
0.369 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.369 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.369 * [taylor]: Taking taylor expansion of x in x
0.369 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in x
0.369 * [taylor]: Taking taylor expansion of 4.0 in x
0.369 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.369 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.369 * [taylor]: Taking taylor expansion of y in x
0.369 * [taylor]: Taking taylor expansion of (* (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) (sqrt (/ 1 (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2))))))) in x
0.369 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in x
0.369 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.369 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.369 * [taylor]: Taking taylor expansion of x in x
0.369 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in x
0.369 * [taylor]: Taking taylor expansion of 4.0 in x
0.369 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.369 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.369 * [taylor]: Taking taylor expansion of y in x
0.369 * [taylor]: Taking taylor expansion of (sqrt (/ 1 (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))))) in x
0.370 * [taylor]: Taking taylor expansion of (/ 1 (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2))))) in x
0.370 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in x
0.370 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.370 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.370 * [taylor]: Taking taylor expansion of x in x
0.370 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in x
0.370 * [taylor]: Taking taylor expansion of 4.0 in x
0.370 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.370 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.370 * [taylor]: Taking taylor expansion of y in x
0.370 * [taylor]: Taking taylor expansion of 1 in y
0.370 * [taylor]: Taking taylor expansion of 0 in y
0.371 * [taylor]: Taking taylor expansion of (neg (* 6.0 (/ 1 (pow y 2)))) in y
0.371 * [taylor]: Taking taylor expansion of (* 6.0 (/ 1 (pow y 2))) in y
0.371 * [taylor]: Taking taylor expansion of 6.0 in y
0.371 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.371 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.371 * [taylor]: Taking taylor expansion of y in y
0.372 * [taylor]: Taking taylor expansion of 0 in y
0.372 * * * * [progress]: [ 2 / 4 ] generating series at (2 1 2)
0.372 * [approximate]: Taking taylor expansion of (sqrt (+ (pow x 2) (* 4.0 (pow y 2)))) in (x y) around 0
0.372 * [taylor]: Taking taylor expansion of (sqrt (+ (pow x 2) (* 4.0 (pow y 2)))) in y
0.372 * [taylor]: Taking taylor expansion of (+ (pow x 2) (* 4.0 (pow y 2))) in y
0.372 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.372 * [taylor]: Taking taylor expansion of x in y
0.372 * [taylor]: Taking taylor expansion of (* 4.0 (pow y 2)) in y
0.372 * [taylor]: Taking taylor expansion of 4.0 in y
0.372 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.372 * [taylor]: Taking taylor expansion of y in y
0.373 * [taylor]: Taking taylor expansion of (sqrt (+ (pow x 2) (* 4.0 (pow y 2)))) in x
0.373 * [taylor]: Taking taylor expansion of (+ (pow x 2) (* 4.0 (pow y 2))) in x
0.373 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.373 * [taylor]: Taking taylor expansion of x in x
0.373 * [taylor]: Taking taylor expansion of (* 4.0 (pow y 2)) in x
0.373 * [taylor]: Taking taylor expansion of 4.0 in x
0.373 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.373 * [taylor]: Taking taylor expansion of y in x
0.373 * [taylor]: Taking taylor expansion of (sqrt (+ (pow x 2) (* 4.0 (pow y 2)))) in x
0.373 * [taylor]: Taking taylor expansion of (+ (pow x 2) (* 4.0 (pow y 2))) in x
0.373 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.373 * [taylor]: Taking taylor expansion of x in x
0.373 * [taylor]: Taking taylor expansion of (* 4.0 (pow y 2)) in x
0.373 * [taylor]: Taking taylor expansion of 4.0 in x
0.373 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.373 * [taylor]: Taking taylor expansion of y in x
0.374 * [taylor]: Taking taylor expansion of (* y (sqrt 4.0)) in y
0.374 * [taylor]: Taking taylor expansion of y in y
0.374 * [taylor]: Taking taylor expansion of (sqrt 4.0) in y
0.374 * [taylor]: Taking taylor expansion of 4.0 in y
0.374 * [taylor]: Taking taylor expansion of 0 in y
0.374 * [taylor]: Taking taylor expansion of (/ 1/2 (* y (sqrt 4.0))) in y
0.374 * [taylor]: Taking taylor expansion of 1/2 in y
0.374 * [taylor]: Taking taylor expansion of (* y (sqrt 4.0)) in y
0.374 * [taylor]: Taking taylor expansion of y in y
0.374 * [taylor]: Taking taylor expansion of (sqrt 4.0) in y
0.374 * [taylor]: Taking taylor expansion of 4.0 in y
0.375 * [taylor]: Taking taylor expansion of 0 in y
0.375 * [approximate]: Taking taylor expansion of (sqrt (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2))))) in (x y) around 0
0.375 * [taylor]: Taking taylor expansion of (sqrt (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2))))) in y
0.375 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in y
0.375 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.375 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.375 * [taylor]: Taking taylor expansion of x in y
0.375 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in y
0.375 * [taylor]: Taking taylor expansion of 4.0 in y
0.375 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.375 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.375 * [taylor]: Taking taylor expansion of y in y
0.375 * [taylor]: Taking taylor expansion of (sqrt (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2))))) in x
0.375 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in x
0.375 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.375 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.376 * [taylor]: Taking taylor expansion of x in x
0.376 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in x
0.376 * [taylor]: Taking taylor expansion of 4.0 in x
0.376 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.376 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.376 * [taylor]: Taking taylor expansion of y in x
0.376 * [taylor]: Taking taylor expansion of (sqrt (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2))))) in x
0.376 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in x
0.376 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.376 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.376 * [taylor]: Taking taylor expansion of x in x
0.376 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in x
0.376 * [taylor]: Taking taylor expansion of 4.0 in x
0.376 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.376 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.376 * [taylor]: Taking taylor expansion of y in x
0.376 * [taylor]: Taking taylor expansion of 1 in y
0.376 * [taylor]: Taking taylor expansion of 0 in y
0.376 * [taylor]: Taking taylor expansion of (/ 2.0 (pow y 2)) in y
0.377 * [taylor]: Taking taylor expansion of 2.0 in y
0.377 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.377 * [taylor]: Taking taylor expansion of y in y
0.377 * [taylor]: Taking taylor expansion of 0 in y
0.377 * [approximate]: Taking taylor expansion of (sqrt (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2))))) in (x y) around 0
0.378 * [taylor]: Taking taylor expansion of (sqrt (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2))))) in y
0.378 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in y
0.378 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.378 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.378 * [taylor]: Taking taylor expansion of x in y
0.378 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in y
0.378 * [taylor]: Taking taylor expansion of 4.0 in y
0.378 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.378 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.378 * [taylor]: Taking taylor expansion of y in y
0.378 * [taylor]: Taking taylor expansion of (sqrt (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2))))) in x
0.378 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in x
0.378 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.378 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.378 * [taylor]: Taking taylor expansion of x in x
0.378 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in x
0.378 * [taylor]: Taking taylor expansion of 4.0 in x
0.378 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.378 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.378 * [taylor]: Taking taylor expansion of y in x
0.378 * [taylor]: Taking taylor expansion of (sqrt (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2))))) in x
0.378 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in x
0.378 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.378 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.378 * [taylor]: Taking taylor expansion of x in x
0.378 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in x
0.378 * [taylor]: Taking taylor expansion of 4.0 in x
0.378 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.378 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.378 * [taylor]: Taking taylor expansion of y in x
0.379 * [taylor]: Taking taylor expansion of 1 in y
0.379 * [taylor]: Taking taylor expansion of 0 in y
0.379 * [taylor]: Taking taylor expansion of (/ 2.0 (pow y 2)) in y
0.379 * [taylor]: Taking taylor expansion of 2.0 in y
0.379 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.379 * [taylor]: Taking taylor expansion of y in y
0.379 * [taylor]: Taking taylor expansion of 0 in y
0.380 * * * * [progress]: [ 3 / 4 ] generating series at (2 2)
0.380 * [approximate]: Taking taylor expansion of (sqrt (+ (pow x 2) (* 4.0 (pow y 2)))) in (x y) around 0
0.380 * [taylor]: Taking taylor expansion of (sqrt (+ (pow x 2) (* 4.0 (pow y 2)))) in y
0.380 * [taylor]: Taking taylor expansion of (+ (pow x 2) (* 4.0 (pow y 2))) in y
0.380 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.380 * [taylor]: Taking taylor expansion of x in y
0.380 * [taylor]: Taking taylor expansion of (* 4.0 (pow y 2)) in y
0.380 * [taylor]: Taking taylor expansion of 4.0 in y
0.380 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.380 * [taylor]: Taking taylor expansion of y in y
0.380 * [taylor]: Taking taylor expansion of (sqrt (+ (pow x 2) (* 4.0 (pow y 2)))) in x
0.380 * [taylor]: Taking taylor expansion of (+ (pow x 2) (* 4.0 (pow y 2))) in x
0.380 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.380 * [taylor]: Taking taylor expansion of x in x
0.380 * [taylor]: Taking taylor expansion of (* 4.0 (pow y 2)) in x
0.380 * [taylor]: Taking taylor expansion of 4.0 in x
0.380 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.380 * [taylor]: Taking taylor expansion of y in x
0.381 * [taylor]: Taking taylor expansion of (sqrt (+ (pow x 2) (* 4.0 (pow y 2)))) in x
0.381 * [taylor]: Taking taylor expansion of (+ (pow x 2) (* 4.0 (pow y 2))) in x
0.381 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.381 * [taylor]: Taking taylor expansion of x in x
0.381 * [taylor]: Taking taylor expansion of (* 4.0 (pow y 2)) in x
0.381 * [taylor]: Taking taylor expansion of 4.0 in x
0.381 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.381 * [taylor]: Taking taylor expansion of y in x
0.381 * [taylor]: Taking taylor expansion of (* y (sqrt 4.0)) in y
0.381 * [taylor]: Taking taylor expansion of y in y
0.381 * [taylor]: Taking taylor expansion of (sqrt 4.0) in y
0.381 * [taylor]: Taking taylor expansion of 4.0 in y
0.381 * [taylor]: Taking taylor expansion of 0 in y
0.381 * [taylor]: Taking taylor expansion of (/ 1/2 (* y (sqrt 4.0))) in y
0.381 * [taylor]: Taking taylor expansion of 1/2 in y
0.381 * [taylor]: Taking taylor expansion of (* y (sqrt 4.0)) in y
0.381 * [taylor]: Taking taylor expansion of y in y
0.381 * [taylor]: Taking taylor expansion of (sqrt 4.0) in y
0.382 * [taylor]: Taking taylor expansion of 4.0 in y
0.382 * [taylor]: Taking taylor expansion of 0 in y
0.382 * [approximate]: Taking taylor expansion of (sqrt (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2))))) in (x y) around 0
0.382 * [taylor]: Taking taylor expansion of (sqrt (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2))))) in y
0.382 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in y
0.382 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.383 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.383 * [taylor]: Taking taylor expansion of x in y
0.383 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in y
0.383 * [taylor]: Taking taylor expansion of 4.0 in y
0.383 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.383 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.383 * [taylor]: Taking taylor expansion of y in y
0.383 * [taylor]: Taking taylor expansion of (sqrt (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2))))) in x
0.383 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in x
0.383 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.383 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.383 * [taylor]: Taking taylor expansion of x in x
0.383 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in x
0.383 * [taylor]: Taking taylor expansion of 4.0 in x
0.383 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.383 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.383 * [taylor]: Taking taylor expansion of y in x
0.383 * [taylor]: Taking taylor expansion of (sqrt (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2))))) in x
0.383 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in x
0.383 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.383 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.383 * [taylor]: Taking taylor expansion of x in x
0.383 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in x
0.383 * [taylor]: Taking taylor expansion of 4.0 in x
0.383 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.383 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.383 * [taylor]: Taking taylor expansion of y in x
0.383 * [taylor]: Taking taylor expansion of 1 in y
0.384 * [taylor]: Taking taylor expansion of 0 in y
0.384 * [taylor]: Taking taylor expansion of (/ 2.0 (pow y 2)) in y
0.384 * [taylor]: Taking taylor expansion of 2.0 in y
0.384 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.384 * [taylor]: Taking taylor expansion of y in y
0.384 * [taylor]: Taking taylor expansion of 0 in y
0.385 * [approximate]: Taking taylor expansion of (sqrt (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2))))) in (x y) around 0
0.385 * [taylor]: Taking taylor expansion of (sqrt (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2))))) in y
0.385 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in y
0.385 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.385 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.385 * [taylor]: Taking taylor expansion of x in y
0.385 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in y
0.385 * [taylor]: Taking taylor expansion of 4.0 in y
0.385 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.385 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.385 * [taylor]: Taking taylor expansion of y in y
0.387 * [taylor]: Taking taylor expansion of (sqrt (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2))))) in x
0.387 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in x
0.387 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.387 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.387 * [taylor]: Taking taylor expansion of x in x
0.387 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in x
0.387 * [taylor]: Taking taylor expansion of 4.0 in x
0.387 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.387 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.387 * [taylor]: Taking taylor expansion of y in x
0.387 * [taylor]: Taking taylor expansion of (sqrt (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2))))) in x
0.387 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in x
0.387 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.387 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.387 * [taylor]: Taking taylor expansion of x in x
0.387 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in x
0.387 * [taylor]: Taking taylor expansion of 4.0 in x
0.388 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.388 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.388 * [taylor]: Taking taylor expansion of y in x
0.388 * [taylor]: Taking taylor expansion of 1 in y
0.388 * [taylor]: Taking taylor expansion of 0 in y
0.388 * [taylor]: Taking taylor expansion of (/ 2.0 (pow y 2)) in y
0.388 * [taylor]: Taking taylor expansion of 2.0 in y
0.388 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.388 * [taylor]: Taking taylor expansion of y in y
0.389 * [taylor]: Taking taylor expansion of 0 in y
0.389 * * * * [progress]: [ 4 / 4 ] generating series at (2 1 1)
0.389 * [approximate]: Taking taylor expansion of (- (pow x 2) (* 4.0 (pow y 2))) in (x y) around 0
0.389 * [taylor]: Taking taylor expansion of (- (pow x 2) (* 4.0 (pow y 2))) in y
0.389 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.389 * [taylor]: Taking taylor expansion of x in y
0.389 * [taylor]: Taking taylor expansion of (* 4.0 (pow y 2)) in y
0.389 * [taylor]: Taking taylor expansion of 4.0 in y
0.389 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.389 * [taylor]: Taking taylor expansion of y in y
0.389 * [taylor]: Taking taylor expansion of (- (pow x 2) (* 4.0 (pow y 2))) in x
0.389 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.389 * [taylor]: Taking taylor expansion of x in x
0.389 * [taylor]: Taking taylor expansion of (* 4.0 (pow y 2)) in x
0.389 * [taylor]: Taking taylor expansion of 4.0 in x
0.389 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.389 * [taylor]: Taking taylor expansion of y in x
0.389 * [taylor]: Taking taylor expansion of (- (pow x 2) (* 4.0 (pow y 2))) in x
0.389 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.389 * [taylor]: Taking taylor expansion of x in x
0.389 * [taylor]: Taking taylor expansion of (* 4.0 (pow y 2)) in x
0.389 * [taylor]: Taking taylor expansion of 4.0 in x
0.389 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.389 * [taylor]: Taking taylor expansion of y in x
0.390 * [taylor]: Taking taylor expansion of (neg (* 4.0 (pow y 2))) in y
0.390 * [taylor]: Taking taylor expansion of (* 4.0 (pow y 2)) in y
0.390 * [taylor]: Taking taylor expansion of 4.0 in y
0.390 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.390 * [taylor]: Taking taylor expansion of y in y
0.390 * [taylor]: Taking taylor expansion of 0 in y
0.390 * [taylor]: Taking taylor expansion of 1 in y
0.390 * [taylor]: Taking taylor expansion of 0 in y
0.390 * [taylor]: Taking taylor expansion of 0 in y
0.391 * [approximate]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in (x y) around 0
0.391 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in y
0.391 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.391 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.391 * [taylor]: Taking taylor expansion of x in y
0.391 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in y
0.391 * [taylor]: Taking taylor expansion of 4.0 in y
0.391 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.391 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.391 * [taylor]: Taking taylor expansion of y in y
0.391 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in x
0.391 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.391 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.391 * [taylor]: Taking taylor expansion of x in x
0.391 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in x
0.391 * [taylor]: Taking taylor expansion of 4.0 in x
0.391 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.391 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.391 * [taylor]: Taking taylor expansion of y in x
0.391 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in x
0.391 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.391 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.391 * [taylor]: Taking taylor expansion of x in x
0.391 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in x
0.391 * [taylor]: Taking taylor expansion of 4.0 in x
0.391 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.391 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.391 * [taylor]: Taking taylor expansion of y in x
0.391 * [taylor]: Taking taylor expansion of 1 in y
0.391 * [taylor]: Taking taylor expansion of 0 in y
0.392 * [taylor]: Taking taylor expansion of (neg (* 4.0 (/ 1 (pow y 2)))) in y
0.392 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in y
0.392 * [taylor]: Taking taylor expansion of 4.0 in y
0.392 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.392 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.392 * [taylor]: Taking taylor expansion of y in y
0.392 * [taylor]: Taking taylor expansion of 0 in y
0.393 * [taylor]: Taking taylor expansion of 0 in y
0.393 * [approximate]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in (x y) around 0
0.393 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in y
0.393 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.393 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.393 * [taylor]: Taking taylor expansion of x in y
0.393 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in y
0.393 * [taylor]: Taking taylor expansion of 4.0 in y
0.393 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.393 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.393 * [taylor]: Taking taylor expansion of y in y
0.393 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in x
0.393 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.393 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.393 * [taylor]: Taking taylor expansion of x in x
0.393 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in x
0.393 * [taylor]: Taking taylor expansion of 4.0 in x
0.393 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.394 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.394 * [taylor]: Taking taylor expansion of y in x
0.394 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in x
0.394 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.394 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.394 * [taylor]: Taking taylor expansion of x in x
0.394 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in x
0.394 * [taylor]: Taking taylor expansion of 4.0 in x
0.394 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.394 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.394 * [taylor]: Taking taylor expansion of y in x
0.394 * [taylor]: Taking taylor expansion of 1 in y
0.394 * [taylor]: Taking taylor expansion of 0 in y
0.394 * [taylor]: Taking taylor expansion of (neg (* 4.0 (/ 1 (pow y 2)))) in y
0.394 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in y
0.394 * [taylor]: Taking taylor expansion of 4.0 in y
0.394 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.394 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.394 * [taylor]: Taking taylor expansion of y in y
0.395 * [taylor]: Taking taylor expansion of 0 in y
0.395 * [taylor]: Taking taylor expansion of 0 in y
0.396 * * * [progress]: simplifying candidates
0.397 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (- (log (- (* x x) (* y (* y 4.0)))) (log (sqrt (+ (* x x) (* y (* y 4.0))))))
  (log (/ (- (* x x) (* y (* y 4.0))) (sqrt (+ (* x x) (* y (* y 4.0))))))
  (exp (/ (- (* x x) (* y (* y 4.0))) (sqrt (+ (* x x) (* y (* y 4.0))))))
  (/ (* (* (- (* x x) (* y (* y 4.0))) (- (* x x) (* y (* y 4.0)))) (- (* x x) (* y (* y 4.0)))) (* (* (sqrt (+ (* x x) (* y (* y 4.0)))) (sqrt (+ (* x x) (* y (* y 4.0))))) (sqrt (+ (* x x) (* y (* y 4.0))))))
  (* (cbrt (/ (- (* x x) (* y (* y 4.0))) (sqrt (+ (* x x) (* y (* y 4.0)))))) (cbrt (/ (- (* x x) (* y (* y 4.0))) (sqrt (+ (* x x) (* y (* y 4.0)))))))
  (cbrt (/ (- (* x x) (* y (* y 4.0))) (sqrt (+ (* x x) (* y (* y 4.0))))))
  (* (* (/ (- (* x x) (* y (* y 4.0))) (sqrt (+ (* x x) (* y (* y 4.0))))) (/ (- (* x x) (* y (* y 4.0))) (sqrt (+ (* x x) (* y (* y 4.0)))))) (/ (- (* x x) (* y (* y 4.0))) (sqrt (+ (* x x) (* y (* y 4.0))))))
  (sqrt (/ (- (* x x) (* y (* y 4.0))) (sqrt (+ (* x x) (* y (* y 4.0))))))
  (sqrt (/ (- (* x x) (* y (* y 4.0))) (sqrt (+ (* x x) (* y (* y 4.0))))))
  (neg (- (* x x) (* y (* y 4.0))))
  (neg (sqrt (+ (* x x) (* y (* y 4.0)))))
  (/ (* x x) (sqrt (+ (* x x) (* y (* y 4.0)))))
  (/ (* y (* y 4.0)) (sqrt (+ (* x x) (* y (* y 4.0)))))
  (/ (* (cbrt (- (* x x) (* y (* y 4.0)))) (cbrt (- (* x x) (* y (* y 4.0))))) (* (cbrt (sqrt (+ (* x x) (* y (* y 4.0))))) (cbrt (sqrt (+ (* x x) (* y (* y 4.0)))))))
  (/ (cbrt (- (* x x) (* y (* y 4.0)))) (cbrt (sqrt (+ (* x x) (* y (* y 4.0))))))
  (/ (* (cbrt (- (* x x) (* y (* y 4.0)))) (cbrt (- (* x x) (* y (* y 4.0))))) (sqrt (* (cbrt (+ (* x x) (* y (* y 4.0)))) (cbrt (+ (* x x) (* y (* y 4.0)))))))
  (/ (cbrt (- (* x x) (* y (* y 4.0)))) (sqrt (cbrt (+ (* x x) (* y (* y 4.0))))))
  (/ (* (cbrt (- (* x x) (* y (* y 4.0)))) (cbrt (- (* x x) (* y (* y 4.0))))) (sqrt (sqrt (+ (* x x) (* y (* y 4.0))))))
  (/ (cbrt (- (* x x) (* y (* y 4.0)))) (sqrt (sqrt (+ (* x x) (* y (* y 4.0))))))
  (/ (* (cbrt (- (* x x) (* y (* y 4.0)))) (cbrt (- (* x x) (* y (* y 4.0))))) (sqrt 1))
  (/ (cbrt (- (* x x) (* y (* y 4.0)))) (sqrt (+ (* x x) (* y (* y 4.0)))))
  (/ (* (cbrt (- (* x x) (* y (* y 4.0)))) (cbrt (- (* x x) (* y (* y 4.0))))) (sqrt (sqrt (+ (* x x) (* y (* y 4.0))))))
  (/ (cbrt (- (* x x) (* y (* y 4.0)))) (sqrt (sqrt (+ (* x x) (* y (* y 4.0))))))
  (/ (* (cbrt (- (* x x) (* y (* y 4.0)))) (cbrt (- (* x x) (* y (* y 4.0))))) 1)
  (/ (cbrt (- (* x x) (* y (* y 4.0)))) (sqrt (+ (* x x) (* y (* y 4.0)))))
  (/ (sqrt (- (* x x) (* y (* y 4.0)))) (* (cbrt (sqrt (+ (* x x) (* y (* y 4.0))))) (cbrt (sqrt (+ (* x x) (* y (* y 4.0)))))))
  (/ (sqrt (- (* x x) (* y (* y 4.0)))) (cbrt (sqrt (+ (* x x) (* y (* y 4.0))))))
  (/ (sqrt (- (* x x) (* y (* y 4.0)))) (sqrt (* (cbrt (+ (* x x) (* y (* y 4.0)))) (cbrt (+ (* x x) (* y (* y 4.0)))))))
  (/ (sqrt (- (* x x) (* y (* y 4.0)))) (sqrt (cbrt (+ (* x x) (* y (* y 4.0))))))
  (/ (sqrt (- (* x x) (* y (* y 4.0)))) (sqrt (sqrt (+ (* x x) (* y (* y 4.0))))))
  (/ (sqrt (- (* x x) (* y (* y 4.0)))) (sqrt (sqrt (+ (* x x) (* y (* y 4.0))))))
  (/ (sqrt (- (* x x) (* y (* y 4.0)))) (sqrt 1))
  (/ (sqrt (- (* x x) (* y (* y 4.0)))) (sqrt (+ (* x x) (* y (* y 4.0)))))
  (/ (sqrt (- (* x x) (* y (* y 4.0)))) (sqrt (sqrt (+ (* x x) (* y (* y 4.0))))))
  (/ (sqrt (- (* x x) (* y (* y 4.0)))) (sqrt (sqrt (+ (* x x) (* y (* y 4.0))))))
  (/ (sqrt (- (* x x) (* y (* y 4.0)))) 1)
  (/ (sqrt (- (* x x) (* y (* y 4.0)))) (sqrt (+ (* x x) (* y (* y 4.0)))))
  (/ 1 (* (cbrt (sqrt (+ (* x x) (* y (* y 4.0))))) (cbrt (sqrt (+ (* x x) (* y (* y 4.0)))))))
  (/ (- (* x x) (* y (* y 4.0))) (cbrt (sqrt (+ (* x x) (* y (* y 4.0))))))
  (/ 1 (sqrt (* (cbrt (+ (* x x) (* y (* y 4.0)))) (cbrt (+ (* x x) (* y (* y 4.0)))))))
  (/ (- (* x x) (* y (* y 4.0))) (sqrt (cbrt (+ (* x x) (* y (* y 4.0))))))
  (/ 1 (sqrt (sqrt (+ (* x x) (* y (* y 4.0))))))
  (/ (- (* x x) (* y (* y 4.0))) (sqrt (sqrt (+ (* x x) (* y (* y 4.0))))))
  (/ 1 (sqrt 1))
  (/ (- (* x x) (* y (* y 4.0))) (sqrt (+ (* x x) (* y (* y 4.0)))))
  (/ 1 (sqrt (sqrt (+ (* x x) (* y (* y 4.0))))))
  (/ (- (* x x) (* y (* y 4.0))) (sqrt (sqrt (+ (* x x) (* y (* y 4.0))))))
  (/ 1 1)
  (/ (- (* x x) (* y (* y 4.0))) (sqrt (+ (* x x) (* y (* y 4.0)))))
  (/ 1 (sqrt (+ (* x x) (* y (* y 4.0)))))
  (/ (sqrt (+ (* x x) (* y (* y 4.0)))) (- (* x x) (* y (* y 4.0))))
  (/ (- (* x x) (* y (* y 4.0))) (* (cbrt (sqrt (+ (* x x) (* y (* y 4.0))))) (cbrt (sqrt (+ (* x x) (* y (* y 4.0)))))))
  (/ (- (* x x) (* y (* y 4.0))) (sqrt (* (cbrt (+ (* x x) (* y (* y 4.0)))) (cbrt (+ (* x x) (* y (* y 4.0)))))))
  (/ (- (* x x) (* y (* y 4.0))) (sqrt (sqrt (+ (* x x) (* y (* y 4.0))))))
  (/ (- (* x x) (* y (* y 4.0))) (sqrt 1))
  (/ (- (* x x) (* y (* y 4.0))) (sqrt (sqrt (+ (* x x) (* y (* y 4.0))))))
  (/ (- (* x x) (* y (* y 4.0))) 1)
  (/ (sqrt (+ (* x x) (* y (* y 4.0)))) (cbrt (- (* x x) (* y (* y 4.0)))))
  (/ (sqrt (+ (* x x) (* y (* y 4.0)))) (sqrt (- (* x x) (* y (* y 4.0)))))
  (/ (sqrt (+ (* x x) (* y (* y 4.0)))) (- (* x x) (* y (* y 4.0))))
  (/ (- (* x x) (* y (* y 4.0))) (sqrt (+ (pow (* x x) 3) (pow (* y (* y 4.0)) 3))))
  (/ (- (* x x) (* y (* y 4.0))) (sqrt (- (* (* x x) (* x x)) (* (* y (* y 4.0)) (* y (* y 4.0))))))
  (* (sqrt (+ (* x x) (* y (* y 4.0)))) (+ (* (* x x) (* x x)) (+ (* (* y (* y 4.0)) (* y (* y 4.0))) (* (* x x) (* y (* y 4.0))))))
  (* (sqrt (+ (* x x) (* y (* y 4.0)))) (+ (* x x) (* y (* y 4.0))))
  (log (sqrt (+ (* x x) (* y (* y 4.0)))))
  (exp (sqrt (+ (* x x) (* y (* y 4.0)))))
  (* (cbrt (sqrt (+ (* x x) (* y (* y 4.0))))) (cbrt (sqrt (+ (* x x) (* y (* y 4.0))))))
  (cbrt (sqrt (+ (* x x) (* y (* y 4.0)))))
  (* (* (sqrt (+ (* x x) (* y (* y 4.0)))) (sqrt (+ (* x x) (* y (* y 4.0))))) (sqrt (+ (* x x) (* y (* y 4.0)))))
  (sqrt (* (cbrt (+ (* x x) (* y (* y 4.0)))) (cbrt (+ (* x x) (* y (* y 4.0))))))
  (sqrt (cbrt (+ (* x x) (* y (* y 4.0)))))
  (sqrt (sqrt (+ (* x x) (* y (* y 4.0)))))
  (sqrt (sqrt (+ (* x x) (* y (* y 4.0)))))
  (sqrt 1)
  (sqrt (+ (* x x) (* y (* y 4.0))))
  (sqrt (+ (pow (* x x) 3) (pow (* y (* y 4.0)) 3)))
  (sqrt (+ (* (* x x) (* x x)) (- (* (* y (* y 4.0)) (* y (* y 4.0))) (* (* x x) (* y (* y 4.0))))))
  (sqrt (- (* (* x x) (* x x)) (* (* y (* y 4.0)) (* y (* y 4.0)))))
  (sqrt (- (* x x) (* y (* y 4.0))))
  (/ 1 2)
  (sqrt (sqrt (+ (* x x) (* y (* y 4.0)))))
  (sqrt (sqrt (+ (* x x) (* y (* y 4.0)))))
  (log (sqrt (+ (* x x) (* (* y 4.0) y))))
  (exp (sqrt (+ (* x x) (* (* y 4.0) y))))
  (* (cbrt (sqrt (+ (* x x) (* (* y 4.0) y)))) (cbrt (sqrt (+ (* x x) (* (* y 4.0) y)))))
  (cbrt (sqrt (+ (* x x) (* (* y 4.0) y))))
  (* (* (sqrt (+ (* x x) (* (* y 4.0) y))) (sqrt (+ (* x x) (* (* y 4.0) y)))) (sqrt (+ (* x x) (* (* y 4.0) y))))
  (sqrt (* (cbrt (+ (* x x) (* (* y 4.0) y))) (cbrt (+ (* x x) (* (* y 4.0) y)))))
  (sqrt (cbrt (+ (* x x) (* (* y 4.0) y))))
  (sqrt (sqrt (+ (* x x) (* (* y 4.0) y))))
  (sqrt (sqrt (+ (* x x) (* (* y 4.0) y))))
  (sqrt 1)
  (sqrt (+ (* x x) (* (* y 4.0) y)))
  (sqrt (+ (pow (* x x) 3) (pow (* (* y 4.0) y) 3)))
  (sqrt (+ (* (* x x) (* x x)) (- (* (* (* y 4.0) y) (* (* y 4.0) y)) (* (* x x) (* (* y 4.0) y)))))
  (sqrt (- (* (* x x) (* x x)) (* (* (* y 4.0) y) (* (* y 4.0) y))))
  (sqrt (- (* x x) (* (* y 4.0) y)))
  (/ 1 2)
  (sqrt (sqrt (+ (* x x) (* (* y 4.0) y))))
  (sqrt (sqrt (+ (* x x) (* (* y 4.0) y))))
  (/ (exp (* x x)) (exp (* y (* y 4.0))))
  (log (- (* x x) (* y (* y 4.0))))
  (exp (- (* x x) (* y (* y 4.0))))
  (* (cbrt (- (* x x) (* y (* y 4.0)))) (cbrt (- (* x x) (* y (* y 4.0)))))
  (cbrt (- (* x x) (* y (* y 4.0))))
  (* (* (- (* x x) (* y (* y 4.0))) (- (* x x) (* y (* y 4.0)))) (- (* x x) (* y (* y 4.0))))
  (sqrt (- (* x x) (* y (* y 4.0))))
  (sqrt (- (* x x) (* y (* y 4.0))))
  (- (pow (* x x) 3) (pow (* y (* y 4.0)) 3))
  (+ (* (* x x) (* x x)) (+ (* (* y (* y 4.0)) (* y (* y 4.0))) (* (* x x) (* y (* y 4.0)))))
  (neg (* y (* y 4.0)))
  (- (* (* x x) (* x x)) (* (* y (* y 4.0)) (* y (* y 4.0))))
  (+ (* x x) (* y (* y 4.0)))
  (* -4.0 (* (sqrt 0.25) y))
  x
  (* -1 x)
  (* y (sqrt 4.0))
  x
  (* -1 x)
  (* y (sqrt 4.0))
  x
  (* -1 x)
  (- (pow x 2) (* 4.0 (pow y 2)))
  (- (pow x 2) (* 4.0 (pow y 2)))
  (- (pow x 2) (* 4.0 (pow y 2)))
0.448 * * [simplify]: iteration  0 :  4948  enodes  (cost  1911 )
0.449 * * [simplify]: iteration  1 :  4948  enodes  (cost  1911 )
0.454 * [simplify]: Simplified to:
   (log (/ (- (* x x) (* y (* y 4.0))) (sqrt (+ (* x x) (* y (* y 4.0))))))
  (log (/ (- (* x x) (* y (* y 4.0))) (sqrt (+ (* x x) (* y (* y 4.0))))))
  (exp (/ (- (* x x) (* y (* y 4.0))) (sqrt (+ (* x x) (* y (* y 4.0))))))
  (pow (/ (- (* x x) (* y (* y 4.0))) (sqrt (+ (* x x) (* y (* y 4.0))))) 3)
  (* (cbrt (/ (- (* x x) (* y (* y 4.0))) (sqrt (+ (* x x) (* y (* y 4.0)))))) (cbrt (/ (- (* x x) (* y (* y 4.0))) (sqrt (+ (* x x) (* y (* y 4.0)))))))
  (cbrt (/ (- (* x x) (* y (* y 4.0))) (sqrt (+ (* x x) (* y (* y 4.0))))))
  (pow (/ (- (* x x) (* y (* y 4.0))) (sqrt (+ (* x x) (* y (* y 4.0))))) 3)
  (sqrt (/ (- (* x x) (* y (* y 4.0))) (sqrt (+ (* x x) (* y (* y 4.0))))))
  (sqrt (/ (- (* x x) (* y (* y 4.0))) (sqrt (+ (* x x) (* y (* y 4.0))))))
  (- (* y (* y 4.0)) (* x x))
  (neg (sqrt (+ (* x x) (* y (* y 4.0)))))
  (* x (/ x (sqrt (+ (* x x) (* y (* y 4.0))))))
  (* (* y 4.0) (/ y (sqrt (+ (* x x) (* y (* y 4.0))))))
  (* (cbrt (- (* x x) (* y (* y 4.0)))) (/ (cbrt (- (* x x) (* y (* y 4.0)))) (* (cbrt (sqrt (+ (* x x) (* y (* y 4.0))))) (cbrt (sqrt (+ (* x x) (* y (* y 4.0))))))))
  (/ (cbrt (- (* x x) (* y (* y 4.0)))) (cbrt (sqrt (+ (* x x) (* y (* y 4.0))))))
  (* (cbrt (- (* x x) (* y (* y 4.0)))) (/ (cbrt (- (* x x) (* y (* y 4.0)))) (fabs (cbrt (+ (* x x) (* y (* y 4.0)))))))
  (/ (cbrt (- (* x x) (* y (* y 4.0)))) (sqrt (cbrt (+ (* x x) (* y (* y 4.0))))))
  (* (cbrt (- (* x x) (* y (* y 4.0)))) (/ (cbrt (- (* x x) (* y (* y 4.0)))) (sqrt (sqrt (+ (* x x) (* y (* y 4.0)))))))
  (/ (cbrt (- (* x x) (* y (* y 4.0)))) (sqrt (sqrt (+ (* x x) (* y (* y 4.0))))))
  (* (cbrt (- (* x x) (* y (* y 4.0)))) (cbrt (- (* x x) (* y (* y 4.0)))))
  (/ (cbrt (- (* x x) (* y (* y 4.0)))) (sqrt (+ (* x x) (* y (* y 4.0)))))
  (* (cbrt (- (* x x) (* y (* y 4.0)))) (/ (cbrt (- (* x x) (* y (* y 4.0)))) (sqrt (sqrt (+ (* x x) (* y (* y 4.0)))))))
  (/ (cbrt (- (* x x) (* y (* y 4.0)))) (sqrt (sqrt (+ (* x x) (* y (* y 4.0))))))
  (* (cbrt (- (* x x) (* y (* y 4.0)))) (cbrt (- (* x x) (* y (* y 4.0)))))
  (/ (cbrt (- (* x x) (* y (* y 4.0)))) (sqrt (+ (* x x) (* y (* y 4.0)))))
  (/ (sqrt (- (* x x) (* y (* y 4.0)))) (* (cbrt (sqrt (+ (* x x) (* y (* y 4.0))))) (cbrt (sqrt (+ (* x x) (* y (* y 4.0)))))))
  (/ (sqrt (- (* x x) (* y (* y 4.0)))) (cbrt (sqrt (+ (* x x) (* y (* y 4.0))))))
  (/ (sqrt (- (* x x) (* y (* y 4.0)))) (fabs (cbrt (+ (* x x) (* y (* y 4.0))))))
  (/ (sqrt (- (* x x) (* y (* y 4.0)))) (sqrt (cbrt (+ (* x x) (* y (* y 4.0))))))
  (/ (sqrt (- (* x x) (* y (* y 4.0)))) (sqrt (sqrt (+ (* x x) (* y (* y 4.0))))))
  (/ (sqrt (- (* x x) (* y (* y 4.0)))) (sqrt (sqrt (+ (* x x) (* y (* y 4.0))))))
  (sqrt (- (* x x) (* y (* y 4.0))))
  (/ (sqrt (- (* x x) (* y (* y 4.0)))) (sqrt (+ (* x x) (* y (* y 4.0)))))
  (/ (sqrt (- (* x x) (* y (* y 4.0)))) (sqrt (sqrt (+ (* x x) (* y (* y 4.0))))))
  (/ (sqrt (- (* x x) (* y (* y 4.0)))) (sqrt (sqrt (+ (* x x) (* y (* y 4.0))))))
  (sqrt (- (* x x) (* y (* y 4.0))))
  (/ (sqrt (- (* x x) (* y (* y 4.0)))) (sqrt (+ (* x x) (* y (* y 4.0)))))
  (/ 1 (* (cbrt (sqrt (+ (* x x) (* y (* y 4.0))))) (cbrt (sqrt (+ (* x x) (* y (* y 4.0)))))))
  (/ (- (* x x) (* y (* y 4.0))) (cbrt (sqrt (+ (* x x) (* y (* y 4.0))))))
  (/ 1 (fabs (cbrt (+ (* x x) (* y (* y 4.0))))))
  (/ (- (* x x) (* y (* y 4.0))) (sqrt (cbrt (+ (* x x) (* y (* y 4.0))))))
  (/ 1 (sqrt (sqrt (+ (* x x) (* y (* y 4.0))))))
  (/ (- (* x x) (* y (* y 4.0))) (sqrt (sqrt (+ (* x x) (* y (* y 4.0))))))
  1
  (/ (- (* x x) (* y (* y 4.0))) (sqrt (+ (* x x) (* y (* y 4.0)))))
  (/ 1 (sqrt (sqrt (+ (* x x) (* y (* y 4.0))))))
  (/ (- (* x x) (* y (* y 4.0))) (sqrt (sqrt (+ (* x x) (* y (* y 4.0))))))
  1
  (/ (- (* x x) (* y (* y 4.0))) (sqrt (+ (* x x) (* y (* y 4.0)))))
  (/ 1 (sqrt (+ (* x x) (* y (* y 4.0)))))
  (/ (sqrt (+ (* x x) (* y (* y 4.0)))) (- (* x x) (* y (* y 4.0))))
  (/ (- (* x x) (* y (* y 4.0))) (* (cbrt (sqrt (+ (* x x) (* y (* y 4.0))))) (cbrt (sqrt (+ (* x x) (* y (* y 4.0)))))))
  (/ (- (* x x) (* y (* y 4.0))) (fabs (cbrt (+ (* x x) (* y (* y 4.0))))))
  (/ (- (* x x) (* y (* y 4.0))) (sqrt (sqrt (+ (* x x) (* y (* y 4.0))))))
  (- (* x x) (* y (* y 4.0)))
  (/ (- (* x x) (* y (* y 4.0))) (sqrt (sqrt (+ (* x x) (* y (* y 4.0))))))
  (- (* x x) (* y (* y 4.0)))
  (/ (sqrt (+ (* x x) (* y (* y 4.0)))) (cbrt (- (* x x) (* y (* y 4.0)))))
  (/ (sqrt (+ (* x x) (* y (* y 4.0)))) (sqrt (- (* x x) (* y (* y 4.0)))))
  (/ (sqrt (+ (* x x) (* y (* y 4.0)))) (- (* x x) (* y (* y 4.0))))
  (/ (- (* x x) (* y (* y 4.0))) (sqrt (+ (pow x 6) (* (pow 4.0 3) (pow y 6)))))
  (/ (- (* x x) (* y (* y 4.0))) (sqrt (- (pow x 4) (* 4.0 (* 4.0 (pow y 4))))))
  (* (sqrt (+ (* x x) (* y (* y 4.0)))) (+ (pow x 4) (* y (* y (* 4.0 (+ (* x x) (* y (* y 4.0))))))))
  (pow (sqrt (+ (* x x) (* y (* y 4.0)))) 3)
  (log (sqrt (+ (* x x) (* y (* y 4.0)))))
  (exp (sqrt (+ (* x x) (* y (* y 4.0)))))
  (* (cbrt (sqrt (+ (* x x) (* y (* y 4.0))))) (cbrt (sqrt (+ (* x x) (* y (* y 4.0))))))
  (cbrt (sqrt (+ (* x x) (* y (* y 4.0)))))
  (pow (sqrt (+ (* x x) (* y (* y 4.0)))) 3)
  (fabs (cbrt (+ (* x x) (* y (* y 4.0)))))
  (sqrt (cbrt (+ (* x x) (* y (* y 4.0)))))
  (sqrt (sqrt (+ (* x x) (* y (* y 4.0)))))
  (sqrt (sqrt (+ (* x x) (* y (* y 4.0)))))
  1
  (sqrt (+ (* x x) (* y (* y 4.0))))
  (sqrt (+ (pow x 6) (* (pow 4.0 3) (pow y 6))))
  (sqrt (+ (pow x 4) (* y (* y (* 4.0 (- (* y (* y 4.0)) (* x x)))))))
  (sqrt (- (pow x 4) (* 4.0 (* 4.0 (pow y 4)))))
  (sqrt (- (* x x) (* y (* y 4.0))))
  1/2
  (sqrt (sqrt (+ (* x x) (* y (* y 4.0)))))
  (sqrt (sqrt (+ (* x x) (* y (* y 4.0)))))
  (log (sqrt (+ (* x x) (* y (* y 4.0)))))
  (exp (sqrt (+ (* x x) (* y (* y 4.0)))))
  (* (cbrt (sqrt (+ (* x x) (* y (* y 4.0))))) (cbrt (sqrt (+ (* x x) (* y (* y 4.0))))))
  (cbrt (sqrt (+ (* x x) (* y (* y 4.0)))))
  (pow (sqrt (+ (* x x) (* y (* y 4.0)))) 3)
  (fabs (cbrt (+ (* x x) (* y (* y 4.0)))))
  (sqrt (cbrt (+ (* x x) (* y (* y 4.0)))))
  (sqrt (sqrt (+ (* x x) (* y (* y 4.0)))))
  (sqrt (sqrt (+ (* x x) (* y (* y 4.0)))))
  1
  (sqrt (+ (* x x) (* y (* y 4.0))))
  (sqrt (+ (pow x 6) (* (pow 4.0 3) (pow y 6))))
  (sqrt (+ (pow x 4) (* y (* y (* 4.0 (- (* y (* y 4.0)) (* x x)))))))
  (sqrt (- (pow x 4) (* 4.0 (* 4.0 (pow y 4)))))
  (sqrt (- (* x x) (* y (* y 4.0))))
  1/2
  (sqrt (sqrt (+ (* x x) (* y (* y 4.0)))))
  (sqrt (sqrt (+ (* x x) (* y (* y 4.0)))))
  (exp (- (* x x) (* y (* y 4.0))))
  (log (- (* x x) (* y (* y 4.0))))
  (exp (- (* x x) (* y (* y 4.0))))
  (* (cbrt (- (* x x) (* y (* y 4.0)))) (cbrt (- (* x x) (* y (* y 4.0)))))
  (cbrt (- (* x x) (* y (* y 4.0))))
  (pow (- (* x x) (* y (* y 4.0))) 3)
  (sqrt (- (* x x) (* y (* y 4.0))))
  (sqrt (- (* x x) (* y (* y 4.0))))
  (- (pow x 6) (* (pow 4.0 3) (pow y 6)))
  (+ (pow x 4) (* y (* y (* 4.0 (+ (* x x) (* y (* y 4.0)))))))
  (* y (* y (neg 4.0)))
  (- (pow x 4) (* 4.0 (* 4.0 (pow y 4))))
  (+ (* x x) (* y (* y 4.0)))
  (* y (* -4.0 (sqrt 0.25)))
  x
  (neg x)
  (* y (sqrt 4.0))
  x
  (neg x)
  (* y (sqrt 4.0))
  x
  (neg x)
  (- (* x x) (* y (* y 4.0)))
  (- (* x x) (* y (* y 4.0)))
  (- (* x x) (* y (* y 4.0)))
0.455 * * * [progress]: adding candidates to table
0.635 * * [progress]: iteration 4 / 4
0.635 * * * [progress]: picking best candidate
0.637 * * * * [pick]: Picked  #<alt (λ (x y) -1.0)>
0.637 * * * [progress]: localizing error
0.638 * * * [progress]: generating rewritten candidates
0.638 * * * [progress]: generating series expansions
0.638 * * * [progress]: simplifying candidates
0.638 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   
0.640 * * [simplify]: iteration  0 :  0  enodes  (cost  0 )
0.640 * [simplify]: Simplified to:
   
0.640 * * * [progress]: adding candidates to table
0.640 * [progress]: [Phase 3 of 3] Extracting.
0.640 * * [regime]: Finding splitpoints for: (#<alt (λ (x y) (/ (/ (- (* x x) (* y (* y 4.0))) (sqrt (+ (* x x) (* y (* y 4.0))))) (sqrt (+ (* x x) (* (* y 4.0) y)))))> #<alt (λ (x y) 1)> #<alt (λ (x y) (/ (- (* x x) (* (* y 4.0) y)) (+ (* x x) (* (* y 4.0) y))))> #<alt (λ (x y) -1.0)>)
0.641 * * * [regime-changes]: Trying 5 branch expressions: ((* (* y 4.0) y) (* x x) (/ (- (* x x) (* (* y 4.0) y)) (+ (* x x) (* (* y 4.0) y))) y x)
0.641 * * * * [regimes]: Trying to branch on (* (* y 4.0) y) from (#<alt (λ (x y) (/ (/ (- (* x x) (* y (* y 4.0))) (sqrt (+ (* x x) (* y (* y 4.0))))) (sqrt (+ (* x x) (* (* y 4.0) y)))))> #<alt (λ (x y) 1)> #<alt (λ (x y) (/ (- (* x x) (* (* y 4.0) y)) (+ (* x x) (* (* y 4.0) y))))> #<alt (λ (x y) -1.0)>)
0.682 * * * * [regimes]: Trying to branch on (* x x) from (#<alt (λ (x y) (/ (/ (- (* x x) (* y (* y 4.0))) (sqrt (+ (* x x) (* y (* y 4.0))))) (sqrt (+ (* x x) (* (* y 4.0) y)))))> #<alt (λ (x y) 1)> #<alt (λ (x y) (/ (- (* x x) (* (* y 4.0) y)) (+ (* x x) (* (* y 4.0) y))))> #<alt (λ (x y) -1.0)>)
0.729 * * * * [regimes]: Trying to branch on (/ (- (* x x) (* (* y 4.0) y)) (+ (* x x) (* (* y 4.0) y))) from (#<alt (λ (x y) (/ (/ (- (* x x) (* y (* y 4.0))) (sqrt (+ (* x x) (* y (* y 4.0))))) (sqrt (+ (* x x) (* (* y 4.0) y)))))> #<alt (λ (x y) 1)> #<alt (λ (x y) (/ (- (* x x) (* (* y 4.0) y)) (+ (* x x) (* (* y 4.0) y))))> #<alt (λ (x y) -1.0)>)
0.763 * * * * [regimes]: Trying to branch on y from (#<alt (λ (x y) (/ (/ (- (* x x) (* y (* y 4.0))) (sqrt (+ (* x x) (* y (* y 4.0))))) (sqrt (+ (* x x) (* (* y 4.0) y)))))> #<alt (λ (x y) 1)> #<alt (λ (x y) (/ (- (* x x) (* (* y 4.0) y)) (+ (* x x) (* (* y 4.0) y))))> #<alt (λ (x y) -1.0)>)
0.822 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x y) (/ (/ (- (* x x) (* y (* y 4.0))) (sqrt (+ (* x x) (* y (* y 4.0))))) (sqrt (+ (* x x) (* (* y 4.0) y)))))> #<alt (λ (x y) 1)> #<alt (λ (x y) (/ (- (* x x) (* (* y 4.0) y)) (+ (* x x) (* (* y 4.0) y))))> #<alt (λ (x y) -1.0)>)
0.910 * * * [regime]: Found split indices: #<option (#s(si 3 39) #s(si 0 88) #s(si 1 179) #s(si 2 196) #s(si 1 207) #s(si 3 255))>
0.910 * [binary-search]: Improving bounds with binary search for y and (#<alt (λ (x y) (/ (/ (- (* x x) (* y (* y 4.0))) (sqrt (+ (* x x) (* y (* y 4.0))))) (sqrt (+ (* x x) (* (* y 4.0) y)))))> #<alt (λ (x y) 1)> #<alt (λ (x y) (/ (- (* x x) (* (* y 4.0) y)) (+ (* x x) (* (* y 4.0) y))))> #<alt (λ (x y) -1.0)>)
0.972 * [regimes]: Found splitpoints: (#s(sp 3 y -1.4754112619831426e+145) #s(sp 0 y -1.989093596962881e-107) #s(sp 1 y 9.962240782868924e-68) #s(sp 2 y 1.704440708939182e+44) #s(sp 1 y 3.6825850148726655e+65) #s(sp 3 y +nan.0)) , with alts (#<alt (λ (x y) (/ (/ (- (* x x) (* y (* y 4.0))) (sqrt (+ (* x x) (* y (* y 4.0))))) (sqrt (+ (* x x) (* (* y 4.0) y)))))> #<alt (λ (x y) 1)> #<alt (λ (x y) (/ (- (* x x) (* (* y 4.0) y)) (+ (* x x) (* (* y 4.0) y))))> #<alt (λ (x y) -1.0)>)
0.972 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (if (<= y -1.4754112619831426e+145) -1.0 (if (<= y -1.989093596962881e-107) (/ (/ (- (* x x) (* y (* y 4.0))) (sqrt (+ (* x x) (* y (* y 4.0))))) (sqrt (+ (* x x) (* (* y 4.0) y)))) (if (<= y 9.962240782868924e-68) 1 (if (<= y 1.704440708939182e+44) (/ (- (* x x) (* (* y 4.0) y)) (+ (* x x) (* (* y 4.0) y))) (if (<= y 3.6825850148726655e+65) 1 -1.0)))))
0.974 * * [simplify]: iteration  0 :  68  enodes  (cost  74 )
0.974 * * [simplify]: iteration  1 :  68  enodes  (cost  74 )
0.974 * [simplify]: Simplified to:
   (if (<= y -1.4754112619831426e+145) -1.0 (if (<= y -1.989093596962881e-107) (/ (/ (- (* x x) (* y (* y 4.0))) (sqrt (+ (* x x) (* y (* y 4.0))))) (sqrt (+ (* x x) (* y (* y 4.0))))) (if (<= y 9.962240782868924e-68) 1 (if (<= y 1.704440708939182e+44) (/ (- (* x x) (* y (* y 4.0))) (+ (* x x) (* y (* y 4.0)))) (if (<= y 3.6825850148726655e+65) 1 -1.0)))))
1.950 * [regime-testing]: End program error score: 12.948501924009621
2.079 * [regime-testing]: Target error score: 31.44361890719859