28.678 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.027 * * * [progress]: [2/2] Setting up program.
0.030 * [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)))
0.080 * * [simplify]: iteration  0 :  5027  enodes  (cost  19 )
0.080 * [simplify]: Simplified to:
   (/ (- (* x x) (* y (* y 4.0))) (+ (* x x) (* y (* y 4.0))))
0.083 * * [progress]: iteration 1 / 4
0.083 * * * [progress]: picking best candidate
0.085 * * * * [pick]: Picked  #<alt (λ (x y) (/ (- (* x x) (* (* y 4.0) y)) (+ (* x x) (* (* y 4.0) y))))>
0.086 * * * [progress]: localizing error
0.097 * * * [progress]: generating rewritten candidates
0.097 * * * * [progress]: [ 1 / 3 ] rewriting at (2)
0.106 * * * * [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)
0.115 * [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
0.115 * [taylor]: Taking taylor expansion of (/ (- (pow x 2) (* 4.0 (pow y 2))) (+ (pow x 2) (* 4.0 (pow y 2)))) in y
0.115 * [taylor]: Taking taylor expansion of (- (pow x 2) (* 4.0 (pow y 2))) in y
0.115 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.115 * [taylor]: Taking taylor expansion of x in y
0.115 * [taylor]: Taking taylor expansion of (* 4.0 (pow y 2)) in y
0.115 * [taylor]: Taking taylor expansion of 4.0 in y
0.115 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.115 * [taylor]: Taking taylor expansion of y in y
0.115 * [taylor]: Taking taylor expansion of (+ (pow x 2) (* 4.0 (pow y 2))) in y
0.115 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.115 * [taylor]: Taking taylor expansion of x in y
0.115 * [taylor]: Taking taylor expansion of (* 4.0 (pow y 2)) in y
0.115 * [taylor]: Taking taylor expansion of 4.0 in y
0.115 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.115 * [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
0.116 * [taylor]: Taking taylor expansion of (/ (- (pow x 2) (* 4.0 (pow y 2))) (+ (pow x 2) (* 4.0 (pow y 2)))) 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 (+ (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
0.117 * [taylor]: Taking taylor expansion of -1.0 in y
0.117 * [taylor]: Taking taylor expansion of 0 in y
0.118 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 (pow y 2))) in y
0.118 * [taylor]: Taking taylor expansion of 0.5 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 0 in y
0.119 * [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
0.119 * [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 y
0.119 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in y
0.119 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.119 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.119 * [taylor]: Taking taylor expansion of x in y
0.119 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in y
0.119 * [taylor]: Taking taylor expansion of 4.0 in y
0.119 * [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)))) in y
0.119 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.119 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.119 * [taylor]: Taking taylor expansion of x in y
0.119 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in y
0.119 * [taylor]: Taking taylor expansion of 4.0 in y
0.119 * [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
0.120 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in x
0.120 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.120 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.120 * [taylor]: Taking taylor expansion of x in x
0.120 * [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 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2))))) in x
0.120 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in x
0.120 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.120 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.120 * [taylor]: Taking taylor expansion of x in x
0.120 * [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 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in x
0.120 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.120 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.120 * [taylor]: Taking taylor expansion of x in x
0.120 * [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
0.121 * [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
0.123 * [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
0.123 * [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 y
0.123 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in y
0.123 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.123 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.123 * [taylor]: Taking taylor expansion of x in y
0.123 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in y
0.123 * [taylor]: Taking taylor expansion of 4.0 in y
0.123 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.123 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.123 * [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)))) in y
0.123 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.123 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.123 * [taylor]: Taking taylor expansion of x in y
0.123 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in y
0.123 * [taylor]: Taking taylor expansion of 4.0 in y
0.123 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.123 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.123 * [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
0.124 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.124 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.124 * [taylor]: Taking taylor expansion of y in x
0.124 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in x
0.124 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.124 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.124 * [taylor]: Taking taylor expansion of x in x
0.124 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in x
0.124 * [taylor]: Taking taylor expansion of 4.0 in x
0.124 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.124 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.124 * [taylor]: Taking taylor expansion of y in x
0.124 * [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
0.124 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in x
0.124 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.124 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.124 * [taylor]: Taking taylor expansion of x in x
0.124 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in x
0.124 * [taylor]: Taking taylor expansion of 4.0 in x
0.124 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.124 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.124 * [taylor]: Taking taylor expansion of y in x
0.124 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in x
0.124 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.124 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.124 * [taylor]: Taking taylor expansion of x in x
0.124 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in x
0.124 * [taylor]: Taking taylor expansion of 4.0 in x
0.124 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.124 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.124 * [taylor]: Taking taylor expansion of y in x
0.124 * [taylor]: Taking taylor expansion of 1 in y
0.125 * [taylor]: Taking taylor expansion of 0 in y
0.125 * [taylor]: Taking taylor expansion of (neg (* 8.0 (/ 1 (pow y 2)))) in y
0.125 * [taylor]: Taking taylor expansion of (* 8.0 (/ 1 (pow y 2))) in y
0.125 * [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
0.127 * * * * [progress]: [ 2 / 3 ] generating series at (2 1)
0.127 * [approximate]: Taking taylor expansion of (- (pow x 2) (* 4.0 (pow y 2))) in (x y) around 0
0.127 * [taylor]: Taking taylor expansion of (- (pow x 2) (* 4.0 (pow y 2))) in y
0.127 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.127 * [taylor]: Taking taylor expansion of x in y
0.127 * [taylor]: Taking taylor expansion of (* 4.0 (pow y 2)) in y
0.127 * [taylor]: Taking taylor expansion of 4.0 in y
0.127 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.127 * [taylor]: Taking taylor expansion of y in y
0.127 * [taylor]: Taking taylor expansion of (- (pow x 2) (* 4.0 (pow y 2))) in x
0.127 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.127 * [taylor]: Taking taylor expansion of x in x
0.127 * [taylor]: Taking taylor expansion of (* 4.0 (pow y 2)) in x
0.127 * [taylor]: Taking taylor expansion of 4.0 in x
0.127 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.127 * [taylor]: Taking taylor expansion of y in x
0.127 * [taylor]: Taking taylor expansion of (- (pow x 2) (* 4.0 (pow y 2))) in x
0.127 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.127 * [taylor]: Taking taylor expansion of x in x
0.127 * [taylor]: Taking taylor expansion of (* 4.0 (pow y 2)) in x
0.127 * [taylor]: Taking taylor expansion of 4.0 in x
0.127 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.127 * [taylor]: Taking taylor expansion of y in x
0.127 * [taylor]: Taking taylor expansion of (neg (* 4.0 (pow y 2))) in y
0.127 * [taylor]: Taking taylor expansion of (* 4.0 (pow y 2)) in y
0.127 * [taylor]: Taking taylor expansion of 4.0 in y
0.127 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.127 * [taylor]: Taking taylor expansion of y in y
0.127 * [taylor]: Taking taylor expansion of 0 in y
0.128 * [taylor]: Taking taylor expansion of 1 in y
0.128 * [taylor]: Taking taylor expansion of 0 in y
0.128 * [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
0.129 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in y
0.129 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.129 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.129 * [taylor]: Taking taylor expansion of x 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 (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in x
0.129 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.129 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.129 * [taylor]: Taking taylor expansion of x in x
0.129 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in x
0.129 * [taylor]: Taking taylor expansion of 4.0 in x
0.129 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.129 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.129 * [taylor]: Taking taylor expansion of y in x
0.129 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in x
0.129 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.129 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.129 * [taylor]: Taking taylor expansion of x in x
0.129 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in x
0.129 * [taylor]: Taking taylor expansion of 4.0 in x
0.129 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.129 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.129 * [taylor]: Taking taylor expansion of y in x
0.129 * [taylor]: Taking taylor expansion of 1 in y
0.129 * [taylor]: Taking taylor expansion of 0 in y
0.130 * [taylor]: Taking taylor expansion of (neg (* 4.0 (/ 1 (pow y 2)))) in y
0.130 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in y
0.130 * [taylor]: Taking taylor expansion of 4.0 in y
0.130 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.130 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.130 * [taylor]: Taking taylor expansion of y in y
0.131 * [taylor]: Taking taylor expansion of 0 in y
0.131 * [taylor]: Taking taylor expansion of 0 in y
0.132 * [approximate]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in (x y) around 0
0.132 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in y
0.132 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.132 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.132 * [taylor]: Taking taylor expansion of x 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 (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in x
0.132 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.132 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.132 * [taylor]: Taking taylor expansion of x in x
0.132 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in x
0.132 * [taylor]: Taking taylor expansion of 4.0 in x
0.132 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.132 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.132 * [taylor]: Taking taylor expansion of y in x
0.132 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in x
0.132 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.132 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.132 * [taylor]: Taking taylor expansion of x in x
0.132 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in x
0.132 * [taylor]: Taking taylor expansion of 4.0 in x
0.132 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.132 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.132 * [taylor]: Taking taylor expansion of y in x
0.132 * [taylor]: Taking taylor expansion of 1 in y
0.133 * [taylor]: Taking taylor expansion of 0 in y
0.133 * [taylor]: Taking taylor expansion of (neg (* 4.0 (/ 1 (pow y 2)))) in y
0.133 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in y
0.133 * [taylor]: Taking taylor expansion of 4.0 in y
0.133 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) 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 0 in y
0.134 * [taylor]: Taking taylor expansion of 0 in y
0.134 * * * * [progress]: [ 3 / 3 ] generating series at (2 2)
0.134 * [approximate]: Taking taylor expansion of (+ (pow x 2) (* 4.0 (pow y 2))) in (x y) around 0
0.134 * [taylor]: Taking taylor expansion of (+ (pow x 2) (* 4.0 (pow y 2))) in y
0.134 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.134 * [taylor]: Taking taylor expansion of x in y
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
0.135 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.135 * [taylor]: Taking taylor expansion of y in y
0.135 * [taylor]: Taking taylor expansion of (+ (pow x 2) (* 4.0 (pow y 2))) in x
0.135 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.135 * [taylor]: Taking taylor expansion of x in x
0.135 * [taylor]: Taking taylor expansion of (* 4.0 (pow y 2)) in x
0.135 * [taylor]: Taking taylor expansion of 4.0 in x
0.135 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.135 * [taylor]: Taking taylor expansion of y in x
0.135 * [taylor]: Taking taylor expansion of (+ (pow x 2) (* 4.0 (pow y 2))) in x
0.135 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.135 * [taylor]: Taking taylor expansion of x in x
0.135 * [taylor]: Taking taylor expansion of (* 4.0 (pow y 2)) in x
0.135 * [taylor]: Taking taylor expansion of 4.0 in x
0.135 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.135 * [taylor]: Taking taylor expansion of y in x
0.135 * [taylor]: Taking taylor expansion of (* 4.0 (pow y 2)) in y
0.135 * [taylor]: Taking taylor expansion of 4.0 in y
0.135 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.135 * [taylor]: Taking taylor expansion of y in y
0.135 * [taylor]: Taking taylor expansion of 0 in y
0.135 * [taylor]: Taking taylor expansion of 1 in y
0.135 * [taylor]: Taking taylor expansion of 0 in y
0.136 * [taylor]: Taking taylor expansion of 0 in y
0.136 * [approximate]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in (x y) around 0
0.136 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in y
0.136 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.136 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.136 * [taylor]: Taking taylor expansion of x in y
0.136 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in y
0.136 * [taylor]: Taking taylor expansion of 4.0 in y
0.136 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.136 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.136 * [taylor]: Taking taylor expansion of y in y
0.136 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in x
0.136 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.136 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.136 * [taylor]: Taking taylor expansion of x in x
0.136 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in x
0.136 * [taylor]: Taking taylor expansion of 4.0 in x
0.136 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.136 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.137 * [taylor]: Taking taylor expansion of y in x
0.137 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in x
0.137 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.137 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.137 * [taylor]: Taking taylor expansion of x in x
0.137 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in x
0.137 * [taylor]: Taking taylor expansion of 4.0 in x
0.137 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.137 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.137 * [taylor]: Taking taylor expansion of y in x
0.137 * [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 (* 4.0 (/ 1 (pow y 2))) in y
0.137 * [taylor]: Taking taylor expansion of 4.0 in y
0.137 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.137 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.137 * [taylor]: Taking taylor expansion of y in y
0.138 * [taylor]: Taking taylor expansion of 0 in y
0.138 * [taylor]: Taking taylor expansion of 0 in y
0.139 * [approximate]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in (x y) around 0
0.139 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in y
0.139 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.139 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.139 * [taylor]: Taking taylor expansion of x 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 (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in x
0.139 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.139 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.139 * [taylor]: Taking taylor expansion of x in x
0.139 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in x
0.139 * [taylor]: Taking taylor expansion of 4.0 in x
0.139 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.139 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.139 * [taylor]: Taking taylor expansion of y in x
0.139 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in x
0.139 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.139 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.139 * [taylor]: Taking taylor expansion of x in x
0.139 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in x
0.139 * [taylor]: Taking taylor expansion of 4.0 in x
0.139 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.139 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.139 * [taylor]: Taking taylor expansion of y in x
0.139 * [taylor]: Taking taylor expansion of 1 in y
0.140 * [taylor]: Taking taylor expansion of 0 in y
0.140 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in y
0.140 * [taylor]: Taking taylor expansion of 4.0 in y
0.140 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.140 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.140 * [taylor]: Taking taylor expansion of y in y
0.140 * [taylor]: Taking taylor expansion of 0 in y
0.141 * [taylor]: Taking taylor expansion of 0 in y
0.141 * * * [progress]: simplifying candidates
0.142 * [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)))
0.200 * * [simplify]: iteration  0 :  4943  enodes  (cost  1204 )
0.201 * * [simplify]: iteration  1 :  4943  enodes  (cost  1204 )
0.204 * [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)))
0.204 * * * [progress]: adding candidates to table
0.290 * * [progress]: iteration 2 / 4
0.290 * * * [progress]: picking best candidate
0.297 * * * * [pick]: Picked  #<alt (λ (x y) 1)>
0.297 * * * [progress]: localizing error
0.297 * * * [progress]: generating rewritten candidates
0.297 * * * [progress]: generating series expansions
0.297 * * * [progress]: simplifying candidates
0.297 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   
0.299 * * [simplify]: iteration  0 :  0  enodes  (cost  0 )
0.299 * [simplify]: Simplified to:
   
0.299 * * * [progress]: adding candidates to table
0.300 * * [progress]: iteration 3 / 4
0.300 * * * [progress]: picking best candidate
0.304 * * * * [pick]: Picked  #<alt (λ (x y) (- (* x (/ x (+ (* x x) (* y (* y 4.0))))) (* y (/ y (/ (+ (* x x) (* y (* y 4.0))) 4.0)))))>
0.304 * * * [progress]: localizing error
0.316 * * * [progress]: generating rewritten candidates
0.316 * * * * [progress]: [ 1 / 4 ] rewriting at (2 1 2)
0.321 * * * * [progress]: [ 2 / 4 ] rewriting at (2 2 2)
0.328 * * * * [progress]: [ 3 / 4 ] rewriting at (2 2)
0.345 * * * * [progress]: [ 4 / 4 ] rewriting at (2 1)
0.362 * * * [progress]: generating series expansions
0.362 * * * * [progress]: [ 1 / 4 ] generating series at (2 1 2)
0.362 * [approximate]: Taking taylor expansion of (/ x (+ (pow x 2) (* 4.0 (pow y 2)))) in (x y) around 0
0.362 * [taylor]: Taking taylor expansion of (/ x (+ (pow x 2) (* 4.0 (pow y 2)))) in y
0.362 * [taylor]: Taking taylor expansion of x in y
0.362 * [taylor]: Taking taylor expansion of (+ (pow x 2) (* 4.0 (pow y 2))) in y
0.362 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.362 * [taylor]: Taking taylor expansion of x in y
0.362 * [taylor]: Taking taylor expansion of (* 4.0 (pow y 2)) in y
0.362 * [taylor]: Taking taylor expansion of 4.0 in y
0.362 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.362 * [taylor]: Taking taylor expansion of y in y
0.363 * [taylor]: Taking taylor expansion of (/ x (+ (pow x 2) (* 4.0 (pow y 2)))) in x
0.363 * [taylor]: Taking taylor expansion of x in x
0.363 * [taylor]: Taking taylor expansion of (+ (pow x 2) (* 4.0 (pow y 2))) in x
0.363 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.363 * [taylor]: Taking taylor expansion of x in x
0.363 * [taylor]: Taking taylor expansion of (* 4.0 (pow y 2)) in x
0.363 * [taylor]: Taking taylor expansion of 4.0 in x
0.363 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.363 * [taylor]: Taking taylor expansion of y in x
0.363 * [taylor]: Taking taylor expansion of (/ x (+ (pow x 2) (* 4.0 (pow y 2)))) in x
0.363 * [taylor]: Taking taylor expansion of x in x
0.363 * [taylor]: Taking taylor expansion of (+ (pow x 2) (* 4.0 (pow y 2))) in x
0.363 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.363 * [taylor]: Taking taylor expansion of x in x
0.363 * [taylor]: Taking taylor expansion of (* 4.0 (pow y 2)) in x
0.363 * [taylor]: Taking taylor expansion of 4.0 in x
0.363 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.363 * [taylor]: Taking taylor expansion of y in x
0.363 * [taylor]: Taking taylor expansion of (/ 0.25 (pow y 2)) in y
0.363 * [taylor]: Taking taylor expansion of 0.25 in y
0.363 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.363 * [taylor]: Taking taylor expansion of y in y
0.364 * [taylor]: Taking taylor expansion of 0 in y
0.364 * [taylor]: Taking taylor expansion of (neg (* 0.0625 (/ 1 (pow y 4)))) in y
0.364 * [taylor]: Taking taylor expansion of (* 0.0625 (/ 1 (pow y 4))) in y
0.364 * [taylor]: Taking taylor expansion of 0.0625 in y
0.364 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y
0.364 * [taylor]: Taking taylor expansion of (pow y 4) in y
0.364 * [taylor]: Taking taylor expansion of y in y
0.365 * [approximate]: Taking taylor expansion of (/ 1 (* x (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))))) in (x y) around 0
0.365 * [taylor]: Taking taylor expansion of (/ 1 (* x (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))))) in y
0.365 * [taylor]: Taking taylor expansion of (* x (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2))))) in y
0.365 * [taylor]: Taking taylor expansion of x in y
0.365 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in y
0.365 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.365 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.365 * [taylor]: Taking taylor expansion of x in y
0.365 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in y
0.365 * [taylor]: Taking taylor expansion of 4.0 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
0.366 * [taylor]: Taking taylor expansion of (/ 1 (* x (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))))) in x
0.366 * [taylor]: Taking taylor expansion of (* x (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2))))) in x
0.366 * [taylor]: Taking taylor expansion of x in x
0.366 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in x
0.366 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.366 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.366 * [taylor]: Taking taylor expansion of x in x
0.366 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in x
0.366 * [taylor]: Taking taylor expansion of 4.0 in x
0.366 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.366 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.366 * [taylor]: Taking taylor expansion of y in x
0.366 * [taylor]: Taking taylor expansion of (/ 1 (* x (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))))) in x
0.366 * [taylor]: Taking taylor expansion of (* x (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2))))) in x
0.366 * [taylor]: Taking taylor expansion of x in x
0.366 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in x
0.366 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.366 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.366 * [taylor]: Taking taylor expansion of x in x
0.366 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in x
0.366 * [taylor]: Taking taylor expansion of 4.0 in x
0.366 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.366 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.366 * [taylor]: Taking taylor expansion of y in x
0.366 * [taylor]: Taking taylor expansion of 1 in y
0.367 * [taylor]: Taking taylor expansion of 0 in y
0.367 * [taylor]: Taking taylor expansion of (neg (* 4.0 (/ 1 (pow y 2)))) in y
0.367 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in y
0.367 * [taylor]: Taking taylor expansion of 4.0 in y
0.367 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.367 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.367 * [taylor]: Taking taylor expansion of y in y
0.368 * [approximate]: Taking taylor expansion of (/ -1 (* x (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))))) in (x y) around 0
0.368 * [taylor]: Taking taylor expansion of (/ -1 (* x (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))))) in y
0.368 * [taylor]: Taking taylor expansion of -1 in y
0.368 * [taylor]: Taking taylor expansion of (* x (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2))))) in y
0.368 * [taylor]: Taking taylor expansion of x 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 (/ -1 (* x (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))))) in x
0.368 * [taylor]: Taking taylor expansion of -1 in x
0.368 * [taylor]: Taking taylor expansion of (* x (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2))))) in x
0.369 * [taylor]: Taking taylor expansion of x 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 (* x (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))))) in x
0.369 * [taylor]: Taking taylor expansion of -1 in x
0.369 * [taylor]: Taking taylor expansion of (* x (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2))))) in x
0.369 * [taylor]: Taking taylor expansion of x 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 in y
0.370 * [taylor]: Taking taylor expansion of 0 in y
0.370 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in y
0.370 * [taylor]: Taking taylor expansion of 4.0 in y
0.370 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.370 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.370 * [taylor]: Taking taylor expansion of y in y
0.371 * * * * [progress]: [ 2 / 4 ] generating series at (2 2 2)
0.371 * [approximate]: Taking taylor expansion of (* 4.0 (/ y (+ (pow x 2) (* 4.0 (pow y 2))))) in (y x) around 0
0.371 * [taylor]: Taking taylor expansion of (* 4.0 (/ y (+ (pow x 2) (* 4.0 (pow y 2))))) in x
0.371 * [taylor]: Taking taylor expansion of 4.0 in x
0.371 * [taylor]: Taking taylor expansion of (/ y (+ (pow x 2) (* 4.0 (pow y 2)))) in x
0.371 * [taylor]: Taking taylor expansion of y in x
0.371 * [taylor]: Taking taylor expansion of (+ (pow x 2) (* 4.0 (pow y 2))) in x
0.371 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.371 * [taylor]: Taking taylor expansion of x in x
0.371 * [taylor]: Taking taylor expansion of (* 4.0 (pow y 2)) in x
0.371 * [taylor]: Taking taylor expansion of 4.0 in x
0.371 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.371 * [taylor]: Taking taylor expansion of y in x
0.371 * [taylor]: Taking taylor expansion of (* 4.0 (/ y (+ (pow x 2) (* 4.0 (pow y 2))))) in y
0.371 * [taylor]: Taking taylor expansion of 4.0 in y
0.371 * [taylor]: Taking taylor expansion of (/ y (+ (pow x 2) (* 4.0 (pow y 2)))) in y
0.371 * [taylor]: Taking taylor expansion of y in y
0.371 * [taylor]: Taking taylor expansion of (+ (pow x 2) (* 4.0 (pow y 2))) in y
0.371 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.371 * [taylor]: Taking taylor expansion of x in y
0.371 * [taylor]: Taking taylor expansion of (* 4.0 (pow y 2)) in y
0.371 * [taylor]: Taking taylor expansion of 4.0 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 (* 4.0 (/ y (+ (pow x 2) (* 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 (/ y (+ (pow x 2) (* 4.0 (pow y 2)))) in y
0.372 * [taylor]: Taking taylor expansion of y 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
0.372 * [taylor]: Taking taylor expansion of (/ 4.0 (pow x 2)) in x
0.372 * [taylor]: Taking taylor expansion of 4.0 in x
0.372 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.372 * [taylor]: Taking taylor expansion of x in x
0.373 * [taylor]: Taking taylor expansion of 0 in x
0.373 * [taylor]: Taking taylor expansion of (neg (* 16.0 (/ 1 (pow x 4)))) in x
0.373 * [taylor]: Taking taylor expansion of (* 16.0 (/ 1 (pow x 4))) in x
0.373 * [taylor]: Taking taylor expansion of 16.0 in x
0.373 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in x
0.373 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.373 * [taylor]: Taking taylor expansion of x in x
0.374 * [approximate]: Taking taylor expansion of (/ 4.0 (* (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) y)) in (y x) around 0
0.374 * [taylor]: Taking taylor expansion of (/ 4.0 (* (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) y)) in x
0.374 * [taylor]: Taking taylor expansion of 4.0 in x
0.374 * [taylor]: Taking taylor expansion of (* (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) y) in x
0.374 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in x
0.374 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.374 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.374 * [taylor]: Taking taylor expansion of x in x
0.374 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in x
0.374 * [taylor]: Taking taylor expansion of 4.0 in x
0.374 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.374 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.374 * [taylor]: Taking taylor expansion of y in x
0.374 * [taylor]: Taking taylor expansion of y in x
0.374 * [taylor]: Taking taylor expansion of (/ 4.0 (* (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) y)) in y
0.374 * [taylor]: Taking taylor expansion of 4.0 in y
0.374 * [taylor]: Taking taylor expansion of (* (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) y) in y
0.374 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in y
0.374 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.374 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.374 * [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 y in y
0.375 * [taylor]: Taking taylor expansion of (/ 4.0 (* (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) y)) in y
0.375 * [taylor]: Taking taylor expansion of 4.0 in y
0.375 * [taylor]: Taking taylor expansion of (* (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) y) 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 y in y
0.375 * [taylor]: Taking taylor expansion of 1.0 in x
0.376 * [taylor]: Taking taylor expansion of 0 in x
0.376 * [taylor]: Taking taylor expansion of (neg (* 0.25 (/ 1 (pow x 2)))) in x
0.376 * [taylor]: Taking taylor expansion of (* 0.25 (/ 1 (pow x 2))) in x
0.376 * [taylor]: Taking taylor expansion of 0.25 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
0.377 * [approximate]: Taking taylor expansion of (/ -4.0 (* (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) y)) in (y x) around 0
0.377 * [taylor]: Taking taylor expansion of (/ -4.0 (* (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) y)) in x
0.377 * [taylor]: Taking taylor expansion of -4.0 in x
0.377 * [taylor]: Taking taylor expansion of (* (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) y) in x
0.377 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in x
0.377 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.377 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.377 * [taylor]: Taking taylor expansion of x in x
0.377 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in x
0.377 * [taylor]: Taking taylor expansion of 4.0 in x
0.377 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.377 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.377 * [taylor]: Taking taylor expansion of y in x
0.377 * [taylor]: Taking taylor expansion of y in x
0.377 * [taylor]: Taking taylor expansion of (/ -4.0 (* (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) y)) in y
0.377 * [taylor]: Taking taylor expansion of -4.0 in y
0.377 * [taylor]: Taking taylor expansion of (* (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) y) in y
0.377 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in y
0.377 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.377 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.377 * [taylor]: Taking taylor expansion of x in y
0.377 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in y
0.377 * [taylor]: Taking taylor expansion of 4.0 in y
0.377 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.377 * [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 y in y
0.378 * [taylor]: Taking taylor expansion of (/ -4.0 (* (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) y)) in y
0.378 * [taylor]: Taking taylor expansion of -4.0 in y
0.378 * [taylor]: Taking taylor expansion of (* (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) y) 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 y in y
0.378 * [taylor]: Taking taylor expansion of -1.0 in x
0.378 * [taylor]: Taking taylor expansion of 0 in x
0.379 * [taylor]: Taking taylor expansion of (* 0.25 (/ 1 (pow x 2))) in x
0.379 * [taylor]: Taking taylor expansion of 0.25 in x
0.379 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.379 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.379 * [taylor]: Taking taylor expansion of x in x
0.380 * * * * [progress]: [ 3 / 4 ] generating series at (2 2)
0.380 * [approximate]: Taking taylor expansion of (* 4.0 (/ (pow y 2) (+ (pow x 2) (* 4.0 (pow y 2))))) in (y x) around 0
0.380 * [taylor]: Taking taylor expansion of (* 4.0 (/ (pow y 2) (+ (pow x 2) (* 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) (+ (pow x 2) (* 4.0 (pow y 2)))) in x
0.380 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.380 * [taylor]: Taking taylor expansion of y in x
0.380 * [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
0.380 * [taylor]: Taking taylor expansion of (* 4.0 (/ (pow y 2) (+ (pow x 2) (* 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) (+ (pow x 2) (* 4.0 (pow y 2)))) 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 (+ (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 (* 4.0 (/ (pow y 2) (+ (pow x 2) (* 4.0 (pow y 2))))) in y
0.381 * [taylor]: Taking taylor expansion of 4.0 in y
0.381 * [taylor]: Taking taylor expansion of (/ (pow y 2) (+ (pow x 2) (* 4.0 (pow y 2)))) in y
0.381 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.381 * [taylor]: Taking taylor expansion of y in y
0.381 * [taylor]: Taking taylor expansion of (+ (pow x 2) (* 4.0 (pow y 2))) in y
0.381 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.381 * [taylor]: Taking taylor expansion of x in y
0.381 * [taylor]: Taking taylor expansion of (* 4.0 (pow y 2)) in y
0.381 * [taylor]: Taking taylor expansion of 4.0 in y
0.381 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.381 * [taylor]: Taking taylor expansion of y in y
0.381 * [taylor]: Taking taylor expansion of (/ 4.0 (pow x 2)) in x
0.381 * [taylor]: Taking taylor expansion of 4.0 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 0 in x
0.382 * [taylor]: Taking taylor expansion of (neg (* 16.0 (/ 1 (pow x 4)))) in x
0.382 * [taylor]: Taking taylor expansion of (* 16.0 (/ 1 (pow x 4))) in x
0.382 * [taylor]: Taking taylor expansion of 16.0 in x
0.382 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in x
0.382 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.382 * [taylor]: Taking taylor expansion of x in x
0.383 * [approximate]: Taking taylor expansion of (/ 4.0 (* (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) (pow y 2))) in (y x) around 0
0.383 * [taylor]: Taking taylor expansion of (/ 4.0 (* (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) (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 x 2)) (* 4.0 (/ 1 (pow y 2)))) (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 (pow y 2) in x
0.383 * [taylor]: Taking taylor expansion of y in x
0.383 * [taylor]: Taking taylor expansion of (/ 4.0 (* (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) (pow y 2))) in y
0.383 * [taylor]: Taking taylor expansion of 4.0 in y
0.384 * [taylor]: Taking taylor expansion of (* (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) (pow y 2)) in y
0.384 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in y
0.384 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.384 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.384 * [taylor]: Taking taylor expansion of x in y
0.384 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in y
0.384 * [taylor]: Taking taylor expansion of 4.0 in y
0.384 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) 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 (pow y 2) in y
0.384 * [taylor]: Taking taylor expansion of y in y
0.384 * [taylor]: Taking taylor expansion of (/ 4.0 (* (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) (pow y 2))) in y
0.384 * [taylor]: Taking taylor expansion of 4.0 in y
0.384 * [taylor]: Taking taylor expansion of (* (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) (pow y 2)) in y
0.384 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in y
0.384 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.384 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.384 * [taylor]: Taking taylor expansion of x in y
0.384 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in y
0.384 * [taylor]: Taking taylor expansion of 4.0 in y
0.384 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) 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 (pow y 2) in y
0.384 * [taylor]: Taking taylor expansion of y in y
0.384 * [taylor]: Taking taylor expansion of 1.0 in x
0.384 * [taylor]: Taking taylor expansion of 0 in x
0.385 * [taylor]: Taking taylor expansion of (neg (* 0.25 (/ 1 (pow x 2)))) in x
0.385 * [taylor]: Taking taylor expansion of (* 0.25 (/ 1 (pow x 2))) in x
0.385 * [taylor]: Taking taylor expansion of 0.25 in x
0.385 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.385 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.385 * [taylor]: Taking taylor expansion of x in x
0.386 * [approximate]: Taking taylor expansion of (/ 4.0 (* (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) (pow y 2))) in (y x) around 0
0.386 * [taylor]: Taking taylor expansion of (/ 4.0 (* (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) (pow y 2))) in x
0.386 * [taylor]: Taking taylor expansion of 4.0 in x
0.386 * [taylor]: Taking taylor expansion of (* (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) (pow y 2)) in x
0.386 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in x
0.386 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.386 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.386 * [taylor]: Taking taylor expansion of x in x
0.386 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in x
0.386 * [taylor]: Taking taylor expansion of 4.0 in x
0.386 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.386 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.386 * [taylor]: Taking taylor expansion of y in x
0.386 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.386 * [taylor]: Taking taylor expansion of y in x
0.386 * [taylor]: Taking taylor expansion of (/ 4.0 (* (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) (pow y 2))) in y
0.386 * [taylor]: Taking taylor expansion of 4.0 in y
0.386 * [taylor]: Taking taylor expansion of (* (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) (pow y 2)) in y
0.386 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in y
0.386 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.386 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.386 * [taylor]: Taking taylor expansion of x in y
0.386 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in y
0.386 * [taylor]: Taking taylor expansion of 4.0 in y
0.386 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.386 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.386 * [taylor]: Taking taylor expansion of y in y
0.386 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.386 * [taylor]: Taking taylor expansion of y in y
0.386 * [taylor]: Taking taylor expansion of (/ 4.0 (* (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) (pow y 2))) in y
0.386 * [taylor]: Taking taylor expansion of 4.0 in y
0.387 * [taylor]: Taking taylor expansion of (* (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) (pow y 2)) in y
0.387 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in y
0.387 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.387 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.387 * [taylor]: Taking taylor expansion of x in y
0.387 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in y
0.387 * [taylor]: Taking taylor expansion of 4.0 in y
0.387 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.387 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.387 * [taylor]: Taking taylor expansion of y in y
0.387 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.387 * [taylor]: Taking taylor expansion of y in y
0.387 * [taylor]: Taking taylor expansion of 1.0 in x
0.387 * [taylor]: Taking taylor expansion of 0 in x
0.388 * [taylor]: Taking taylor expansion of (neg (* 0.25 (/ 1 (pow x 2)))) in x
0.388 * [taylor]: Taking taylor expansion of (* 0.25 (/ 1 (pow x 2))) in x
0.388 * [taylor]: Taking taylor expansion of 0.25 in x
0.388 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.388 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.388 * [taylor]: Taking taylor expansion of x in x
0.388 * * * * [progress]: [ 4 / 4 ] generating series at (2 1)
0.388 * [approximate]: Taking taylor expansion of (/ (pow x 2) (+ (pow x 2) (* 4.0 (pow y 2)))) in (x y) around 0
0.388 * [taylor]: Taking taylor expansion of (/ (pow x 2) (+ (pow x 2) (* 4.0 (pow y 2)))) in y
0.388 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.388 * [taylor]: Taking taylor expansion of x in y
0.388 * [taylor]: Taking taylor expansion of (+ (pow x 2) (* 4.0 (pow y 2))) in y
0.388 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.388 * [taylor]: Taking taylor expansion of x in y
0.388 * [taylor]: Taking taylor expansion of (* 4.0 (pow y 2)) in y
0.388 * [taylor]: Taking taylor expansion of 4.0 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 (/ (pow x 2) (+ (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 (+ (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) (+ (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 (+ (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 (/ 0.25 (pow y 2)) in y
0.389 * [taylor]: Taking taylor expansion of 0.25 in y
0.389 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.389 * [taylor]: Taking taylor expansion of y in y
0.390 * [taylor]: Taking taylor expansion of 0 in y
0.390 * [taylor]: Taking taylor expansion of (neg (* 0.0625 (/ 1 (pow y 4)))) in y
0.390 * [taylor]: Taking taylor expansion of (* 0.0625 (/ 1 (pow y 4))) in y
0.390 * [taylor]: Taking taylor expansion of 0.0625 in y
0.390 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y
0.390 * [taylor]: Taking taylor expansion of (pow y 4) in y
0.390 * [taylor]: Taking taylor expansion of y in y
0.391 * [approximate]: Taking taylor expansion of (/ 1 (* (pow x 2) (+ (/ 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) (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))))) in y
0.391 * [taylor]: Taking taylor expansion of (* (pow x 2) (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 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 (+ (/ 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
0.392 * [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 (/ 1 (* (pow x 2) (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))))) in x
0.392 * [taylor]: Taking taylor expansion of (* (pow x 2) (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2))))) in x
0.392 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.392 * [taylor]: Taking taylor expansion of x in x
0.392 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in x
0.392 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.392 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.392 * [taylor]: Taking taylor expansion of x in x
0.392 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in x
0.392 * [taylor]: Taking taylor expansion of 4.0 in x
0.392 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.392 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.392 * [taylor]: Taking taylor expansion of y in x
0.392 * [taylor]: Taking taylor expansion of (/ 1 (* (pow x 2) (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))))) in x
0.392 * [taylor]: Taking taylor expansion of (* (pow x 2) (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2))))) in x
0.392 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.392 * [taylor]: Taking taylor expansion of x in x
0.392 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in x
0.392 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.392 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.392 * [taylor]: Taking taylor expansion of x in x
0.392 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in x
0.392 * [taylor]: Taking taylor expansion of 4.0 in x
0.392 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.392 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.392 * [taylor]: Taking taylor expansion of y in x
0.393 * [taylor]: Taking taylor expansion of 1 in y
0.393 * [taylor]: Taking taylor expansion of 0 in y
0.393 * [taylor]: Taking taylor expansion of (neg (* 4.0 (/ 1 (pow y 2)))) 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
0.394 * [approximate]: Taking taylor expansion of (/ 1 (* (pow x 2) (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))))) in (x y) around 0
0.394 * [taylor]: Taking taylor expansion of (/ 1 (* (pow x 2) (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))))) in y
0.394 * [taylor]: Taking taylor expansion of (* (pow x 2) (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2))))) in y
0.394 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.394 * [taylor]: Taking taylor expansion of x in y
0.394 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in y
0.394 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.394 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.394 * [taylor]: Taking taylor expansion of x 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
0.394 * [taylor]: Taking taylor expansion of (/ 1 (* (pow x 2) (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))))) in x
0.394 * [taylor]: Taking taylor expansion of (* (pow x 2) (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 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 (+ (/ 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
0.395 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in x
0.395 * [taylor]: Taking taylor expansion of 4.0 in x
0.395 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.395 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.395 * [taylor]: Taking taylor expansion of y in x
0.395 * [taylor]: Taking taylor expansion of (/ 1 (* (pow x 2) (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))))) in x
0.395 * [taylor]: Taking taylor expansion of (* (pow x 2) (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2))))) in x
0.395 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.395 * [taylor]: Taking taylor expansion of x in x
0.395 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in x
0.395 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.395 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.395 * [taylor]: Taking taylor expansion of x in x
0.395 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in x
0.395 * [taylor]: Taking taylor expansion of 4.0 in x
0.395 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.395 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.395 * [taylor]: Taking taylor expansion of y in x
0.395 * [taylor]: Taking taylor expansion of 1 in y
0.395 * [taylor]: Taking taylor expansion of 0 in y
0.396 * [taylor]: Taking taylor expansion of (neg (* 4.0 (/ 1 (pow y 2)))) in y
0.396 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in y
0.396 * [taylor]: Taking taylor expansion of 4.0 in y
0.396 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.396 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.396 * [taylor]: Taking taylor expansion of y in y
0.396 * * * [progress]: simplifying candidates
0.399 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (- (log x) (log (+ (* x x) (* y (* y 4.0)))))
  (log (/ x (+ (* x x) (* y (* y 4.0)))))
  (exp (/ x (+ (* x x) (* y (* y 4.0)))))
  (/ (* (* x x) x) (* (* (+ (* x x) (* y (* y 4.0))) (+ (* x x) (* y (* y 4.0)))) (+ (* x x) (* y (* y 4.0)))))
  (* (cbrt (/ x (+ (* x x) (* y (* y 4.0))))) (cbrt (/ x (+ (* x x) (* y (* y 4.0))))))
  (cbrt (/ x (+ (* x x) (* y (* y 4.0)))))
  (* (* (/ x (+ (* x x) (* y (* y 4.0)))) (/ x (+ (* x x) (* y (* y 4.0))))) (/ x (+ (* x x) (* y (* y 4.0)))))
  (sqrt (/ x (+ (* x x) (* y (* y 4.0)))))
  (sqrt (/ x (+ (* x x) (* y (* y 4.0)))))
  (neg x)
  (neg (+ (* x x) (* y (* y 4.0))))
  (/ (* (cbrt x) (cbrt x)) (* (cbrt (+ (* x x) (* y (* y 4.0)))) (cbrt (+ (* x x) (* y (* y 4.0))))))
  (/ (cbrt x) (cbrt (+ (* x x) (* y (* y 4.0)))))
  (/ (* (cbrt x) (cbrt x)) (sqrt (+ (* x x) (* y (* y 4.0)))))
  (/ (cbrt x) (sqrt (+ (* x x) (* y (* y 4.0)))))
  (/ (* (cbrt x) (cbrt x)) 1)
  (/ (cbrt x) (+ (* x x) (* y (* y 4.0))))
  (/ (sqrt x) (* (cbrt (+ (* x x) (* y (* y 4.0)))) (cbrt (+ (* x x) (* y (* y 4.0))))))
  (/ (sqrt x) (cbrt (+ (* x x) (* y (* y 4.0)))))
  (/ (sqrt x) (sqrt (+ (* x x) (* y (* y 4.0)))))
  (/ (sqrt x) (sqrt (+ (* x x) (* y (* y 4.0)))))
  (/ (sqrt x) 1)
  (/ (sqrt x) (+ (* x x) (* y (* y 4.0))))
  (/ 1 (* (cbrt (+ (* x x) (* y (* y 4.0)))) (cbrt (+ (* x x) (* y (* y 4.0))))))
  (/ x (cbrt (+ (* x x) (* y (* y 4.0)))))
  (/ 1 (sqrt (+ (* x x) (* y (* y 4.0)))))
  (/ x (sqrt (+ (* x x) (* y (* y 4.0)))))
  (/ 1 1)
  (/ x (+ (* x x) (* y (* y 4.0))))
  (/ 1 (+ (* x x) (* y (* y 4.0))))
  (/ (+ (* x x) (* y (* y 4.0))) x)
  (/ x (* (cbrt (+ (* x x) (* y (* y 4.0)))) (cbrt (+ (* x x) (* y (* y 4.0))))))
  (/ x (sqrt (+ (* x x) (* y (* y 4.0)))))
  (/ x 1)
  (/ (+ (* x x) (* y (* y 4.0))) (cbrt x))
  (/ (+ (* x x) (* y (* y 4.0))) (sqrt x))
  (/ (+ (* x x) (* y (* y 4.0))) x)
  (/ x (+ (pow (* x x) 3) (pow (* y (* y 4.0)) 3)))
  (/ x (- (* (* x x) (* x x)) (* (* y (* y 4.0)) (* y (* y 4.0)))))
  (- (log y) (- (log (+ (* x x) (* y (* y 4.0)))) (log 4.0)))
  (- (log y) (log (/ (+ (* x x) (* y (* y 4.0))) 4.0)))
  (log (/ y (/ (+ (* x x) (* y (* y 4.0))) 4.0)))
  (exp (/ y (/ (+ (* x x) (* y (* y 4.0))) 4.0)))
  (/ (* (* y y) y) (/ (* (* (+ (* x x) (* y (* y 4.0))) (+ (* x x) (* y (* y 4.0)))) (+ (* x x) (* y (* y 4.0)))) (* (* 4.0 4.0) 4.0)))
  (/ (* (* y y) y) (* (* (/ (+ (* x x) (* y (* y 4.0))) 4.0) (/ (+ (* x x) (* y (* y 4.0))) 4.0)) (/ (+ (* x x) (* y (* y 4.0))) 4.0)))
  (* (cbrt (/ y (/ (+ (* x x) (* y (* y 4.0))) 4.0))) (cbrt (/ y (/ (+ (* x x) (* y (* y 4.0))) 4.0))))
  (cbrt (/ y (/ (+ (* x x) (* y (* y 4.0))) 4.0)))
  (* (* (/ y (/ (+ (* x x) (* y (* y 4.0))) 4.0)) (/ y (/ (+ (* x x) (* y (* y 4.0))) 4.0))) (/ y (/ (+ (* x x) (* y (* y 4.0))) 4.0)))
  (sqrt (/ y (/ (+ (* x x) (* y (* y 4.0))) 4.0)))
  (sqrt (/ y (/ (+ (* x x) (* y (* y 4.0))) 4.0)))
  (neg y)
  (neg (/ (+ (* x x) (* y (* y 4.0))) 4.0))
  (/ (* (cbrt y) (cbrt y)) (* (cbrt (/ (+ (* x x) (* y (* y 4.0))) 4.0)) (cbrt (/ (+ (* x x) (* y (* y 4.0))) 4.0))))
  (/ (cbrt y) (cbrt (/ (+ (* x x) (* y (* y 4.0))) 4.0)))
  (/ (* (cbrt y) (cbrt y)) (sqrt (/ (+ (* x x) (* y (* y 4.0))) 4.0)))
  (/ (cbrt y) (sqrt (/ (+ (* x x) (* y (* y 4.0))) 4.0)))
  (/ (* (cbrt y) (cbrt y)) (/ (* (cbrt (+ (* x x) (* y (* y 4.0)))) (cbrt (+ (* x x) (* y (* y 4.0))))) (* (cbrt 4.0) (cbrt 4.0))))
  (/ (cbrt y) (/ (cbrt (+ (* x x) (* y (* y 4.0)))) (cbrt 4.0)))
  (/ (* (cbrt y) (cbrt y)) (/ (* (cbrt (+ (* x x) (* y (* y 4.0)))) (cbrt (+ (* x x) (* y (* y 4.0))))) (sqrt 4.0)))
  (/ (cbrt y) (/ (cbrt (+ (* x x) (* y (* y 4.0)))) (sqrt 4.0)))
  (/ (* (cbrt y) (cbrt y)) (/ (* (cbrt (+ (* x x) (* y (* y 4.0)))) (cbrt (+ (* x x) (* y (* y 4.0))))) 1))
  (/ (cbrt y) (/ (cbrt (+ (* x x) (* y (* y 4.0)))) 4.0))
  (/ (* (cbrt y) (cbrt y)) (/ (sqrt (+ (* x x) (* y (* y 4.0)))) (* (cbrt 4.0) (cbrt 4.0))))
  (/ (cbrt y) (/ (sqrt (+ (* x x) (* y (* y 4.0)))) (cbrt 4.0)))
  (/ (* (cbrt y) (cbrt y)) (/ (sqrt (+ (* x x) (* y (* y 4.0)))) (sqrt 4.0)))
  (/ (cbrt y) (/ (sqrt (+ (* x x) (* y (* y 4.0)))) (sqrt 4.0)))
  (/ (* (cbrt y) (cbrt y)) (/ (sqrt (+ (* x x) (* y (* y 4.0)))) 1))
  (/ (cbrt y) (/ (sqrt (+ (* x x) (* y (* y 4.0)))) 4.0))
  (/ (* (cbrt y) (cbrt y)) (/ 1 (* (cbrt 4.0) (cbrt 4.0))))
  (/ (cbrt y) (/ (+ (* x x) (* y (* y 4.0))) (cbrt 4.0)))
  (/ (* (cbrt y) (cbrt y)) (/ 1 (sqrt 4.0)))
  (/ (cbrt y) (/ (+ (* x x) (* y (* y 4.0))) (sqrt 4.0)))
  (/ (* (cbrt y) (cbrt y)) (/ 1 1))
  (/ (cbrt y) (/ (+ (* x x) (* y (* y 4.0))) 4.0))
  (/ (* (cbrt y) (cbrt y)) 1)
  (/ (cbrt y) (/ (+ (* x x) (* y (* y 4.0))) 4.0))
  (/ (* (cbrt y) (cbrt y)) (+ (* x x) (* y (* y 4.0))))
  (/ (cbrt y) (/ 1 4.0))
  (/ (sqrt y) (* (cbrt (/ (+ (* x x) (* y (* y 4.0))) 4.0)) (cbrt (/ (+ (* x x) (* y (* y 4.0))) 4.0))))
  (/ (sqrt y) (cbrt (/ (+ (* x x) (* y (* y 4.0))) 4.0)))
  (/ (sqrt y) (sqrt (/ (+ (* x x) (* y (* y 4.0))) 4.0)))
  (/ (sqrt y) (sqrt (/ (+ (* x x) (* y (* y 4.0))) 4.0)))
  (/ (sqrt y) (/ (* (cbrt (+ (* x x) (* y (* y 4.0)))) (cbrt (+ (* x x) (* y (* y 4.0))))) (* (cbrt 4.0) (cbrt 4.0))))
  (/ (sqrt y) (/ (cbrt (+ (* x x) (* y (* y 4.0)))) (cbrt 4.0)))
  (/ (sqrt y) (/ (* (cbrt (+ (* x x) (* y (* y 4.0)))) (cbrt (+ (* x x) (* y (* y 4.0))))) (sqrt 4.0)))
  (/ (sqrt y) (/ (cbrt (+ (* x x) (* y (* y 4.0)))) (sqrt 4.0)))
  (/ (sqrt y) (/ (* (cbrt (+ (* x x) (* y (* y 4.0)))) (cbrt (+ (* x x) (* y (* y 4.0))))) 1))
  (/ (sqrt y) (/ (cbrt (+ (* x x) (* y (* y 4.0)))) 4.0))
  (/ (sqrt y) (/ (sqrt (+ (* x x) (* y (* y 4.0)))) (* (cbrt 4.0) (cbrt 4.0))))
  (/ (sqrt y) (/ (sqrt (+ (* x x) (* y (* y 4.0)))) (cbrt 4.0)))
  (/ (sqrt y) (/ (sqrt (+ (* x x) (* y (* y 4.0)))) (sqrt 4.0)))
  (/ (sqrt y) (/ (sqrt (+ (* x x) (* y (* y 4.0)))) (sqrt 4.0)))
  (/ (sqrt y) (/ (sqrt (+ (* x x) (* y (* y 4.0)))) 1))
  (/ (sqrt y) (/ (sqrt (+ (* x x) (* y (* y 4.0)))) 4.0))
  (/ (sqrt y) (/ 1 (* (cbrt 4.0) (cbrt 4.0))))
  (/ (sqrt y) (/ (+ (* x x) (* y (* y 4.0))) (cbrt 4.0)))
  (/ (sqrt y) (/ 1 (sqrt 4.0)))
  (/ (sqrt y) (/ (+ (* x x) (* y (* y 4.0))) (sqrt 4.0)))
  (/ (sqrt y) (/ 1 1))
  (/ (sqrt y) (/ (+ (* x x) (* y (* y 4.0))) 4.0))
  (/ (sqrt y) 1)
  (/ (sqrt y) (/ (+ (* x x) (* y (* y 4.0))) 4.0))
  (/ (sqrt y) (+ (* x x) (* y (* y 4.0))))
  (/ (sqrt y) (/ 1 4.0))
  (/ 1 (* (cbrt (/ (+ (* x x) (* y (* y 4.0))) 4.0)) (cbrt (/ (+ (* x x) (* y (* y 4.0))) 4.0))))
  (/ y (cbrt (/ (+ (* x x) (* y (* y 4.0))) 4.0)))
  (/ 1 (sqrt (/ (+ (* x x) (* y (* y 4.0))) 4.0)))
  (/ y (sqrt (/ (+ (* x x) (* y (* y 4.0))) 4.0)))
  (/ 1 (/ (* (cbrt (+ (* x x) (* y (* y 4.0)))) (cbrt (+ (* x x) (* y (* y 4.0))))) (* (cbrt 4.0) (cbrt 4.0))))
  (/ y (/ (cbrt (+ (* x x) (* y (* y 4.0)))) (cbrt 4.0)))
  (/ 1 (/ (* (cbrt (+ (* x x) (* y (* y 4.0)))) (cbrt (+ (* x x) (* y (* y 4.0))))) (sqrt 4.0)))
  (/ y (/ (cbrt (+ (* x x) (* y (* y 4.0)))) (sqrt 4.0)))
  (/ 1 (/ (* (cbrt (+ (* x x) (* y (* y 4.0)))) (cbrt (+ (* x x) (* y (* y 4.0))))) 1))
  (/ y (/ (cbrt (+ (* x x) (* y (* y 4.0)))) 4.0))
  (/ 1 (/ (sqrt (+ (* x x) (* y (* y 4.0)))) (* (cbrt 4.0) (cbrt 4.0))))
  (/ y (/ (sqrt (+ (* x x) (* y (* y 4.0)))) (cbrt 4.0)))
  (/ 1 (/ (sqrt (+ (* x x) (* y (* y 4.0)))) (sqrt 4.0)))
  (/ y (/ (sqrt (+ (* x x) (* y (* y 4.0)))) (sqrt 4.0)))
  (/ 1 (/ (sqrt (+ (* x x) (* y (* y 4.0)))) 1))
  (/ y (/ (sqrt (+ (* x x) (* y (* y 4.0)))) 4.0))
  (/ 1 (/ 1 (* (cbrt 4.0) (cbrt 4.0))))
  (/ y (/ (+ (* x x) (* y (* y 4.0))) (cbrt 4.0)))
  (/ 1 (/ 1 (sqrt 4.0)))
  (/ y (/ (+ (* x x) (* y (* y 4.0))) (sqrt 4.0)))
  (/ 1 (/ 1 1))
  (/ y (/ (+ (* x x) (* y (* y 4.0))) 4.0))
  (/ 1 1)
  (/ y (/ (+ (* x x) (* y (* y 4.0))) 4.0))
  (/ 1 (+ (* x x) (* y (* y 4.0))))
  (/ y (/ 1 4.0))
  (/ 1 (/ (+ (* x x) (* y (* y 4.0))) 4.0))
  (/ (/ (+ (* x x) (* y (* y 4.0))) 4.0) y)
  (/ y (* (cbrt (/ (+ (* x x) (* y (* y 4.0))) 4.0)) (cbrt (/ (+ (* x x) (* y (* y 4.0))) 4.0))))
  (/ y (sqrt (/ (+ (* x x) (* y (* y 4.0))) 4.0)))
  (/ y (/ (* (cbrt (+ (* x x) (* y (* y 4.0)))) (cbrt (+ (* x x) (* y (* y 4.0))))) (* (cbrt 4.0) (cbrt 4.0))))
  (/ y (/ (* (cbrt (+ (* x x) (* y (* y 4.0)))) (cbrt (+ (* x x) (* y (* y 4.0))))) (sqrt 4.0)))
  (/ y (/ (* (cbrt (+ (* x x) (* y (* y 4.0)))) (cbrt (+ (* x x) (* y (* y 4.0))))) 1))
  (/ y (/ (sqrt (+ (* x x) (* y (* y 4.0)))) (* (cbrt 4.0) (cbrt 4.0))))
  (/ y (/ (sqrt (+ (* x x) (* y (* y 4.0)))) (sqrt 4.0)))
  (/ y (/ (sqrt (+ (* x x) (* y (* y 4.0)))) 1))
  (/ y (/ 1 (* (cbrt 4.0) (cbrt 4.0))))
  (/ y (/ 1 (sqrt 4.0)))
  (/ y (/ 1 1))
  (/ y 1)
  (/ y (+ (* x x) (* y (* y 4.0))))
  (/ (/ (+ (* x x) (* y (* y 4.0))) 4.0) (cbrt y))
  (/ (/ (+ (* x x) (* y (* y 4.0))) 4.0) (sqrt y))
  (/ (/ (+ (* x x) (* y (* y 4.0))) 4.0) y)
  (/ y (+ (* x x) (* y (* y 4.0))))
  (* y (/ y (/ (+ (* x x) (* y (* y 4.0))) 4.0)))
  (+ (log y) (- (log y) (- (log (+ (* x x) (* y (* y 4.0)))) (log 4.0))))
  (+ (log y) (- (log y) (log (/ (+ (* x x) (* y (* y 4.0))) 4.0))))
  (+ (log y) (log (/ y (/ (+ (* x x) (* y (* y 4.0))) 4.0))))
  (log (* y (/ y (/ (+ (* x x) (* y (* y 4.0))) 4.0))))
  (exp (* y (/ y (/ (+ (* x x) (* y (* y 4.0))) 4.0))))
  (* (* (* y y) y) (/ (* (* y y) y) (/ (* (* (+ (* x x) (* y (* y 4.0))) (+ (* x x) (* y (* y 4.0)))) (+ (* x x) (* y (* y 4.0)))) (* (* 4.0 4.0) 4.0))))
  (* (* (* y y) y) (/ (* (* y y) y) (* (* (/ (+ (* x x) (* y (* y 4.0))) 4.0) (/ (+ (* x x) (* y (* y 4.0))) 4.0)) (/ (+ (* x x) (* y (* y 4.0))) 4.0))))
  (* (* (* y y) y) (* (* (/ y (/ (+ (* x x) (* y (* y 4.0))) 4.0)) (/ y (/ (+ (* x x) (* y (* y 4.0))) 4.0))) (/ y (/ (+ (* x x) (* y (* y 4.0))) 4.0))))
  (* (cbrt (* y (/ y (/ (+ (* x x) (* y (* y 4.0))) 4.0)))) (cbrt (* y (/ y (/ (+ (* x x) (* y (* y 4.0))) 4.0)))))
  (cbrt (* y (/ y (/ (+ (* x x) (* y (* y 4.0))) 4.0))))
  (* (* (* y (/ y (/ (+ (* x x) (* y (* y 4.0))) 4.0))) (* y (/ y (/ (+ (* x x) (* y (* y 4.0))) 4.0)))) (* y (/ y (/ (+ (* x x) (* y (* y 4.0))) 4.0))))
  (sqrt (* y (/ y (/ (+ (* x x) (* y (* y 4.0))) 4.0))))
  (sqrt (* y (/ y (/ (+ (* x x) (* y (* y 4.0))) 4.0))))
  (* (sqrt y) (sqrt (/ y (/ (+ (* x x) (* y (* y 4.0))) 4.0))))
  (* (sqrt y) (sqrt (/ y (/ (+ (* x x) (* y (* y 4.0))) 4.0))))
  (* (sqrt y) (/ (sqrt y) (sqrt (/ (+ (* x x) (* y (* y 4.0))) 4.0))))
  (* (sqrt y) (/ (sqrt y) (sqrt (/ (+ (* x x) (* y (* y 4.0))) 4.0))))
  (* (sqrt y) (/ (sqrt y) (/ (sqrt (+ (* x x) (* y (* y 4.0)))) (sqrt 4.0))))
  (* (sqrt y) (/ (sqrt y) (/ (sqrt (+ (* x x) (* y (* y 4.0)))) (sqrt 4.0))))
  (* y (* (cbrt (/ y (/ (+ (* x x) (* y (* y 4.0))) 4.0))) (cbrt (/ y (/ (+ (* x x) (* y (* y 4.0))) 4.0)))))
  (* y (sqrt (/ y (/ (+ (* x x) (* y (* y 4.0))) 4.0))))
  (* y (/ (* (cbrt y) (cbrt y)) (* (cbrt (/ (+ (* x x) (* y (* y 4.0))) 4.0)) (cbrt (/ (+ (* x x) (* y (* y 4.0))) 4.0)))))
  (* y (/ (* (cbrt y) (cbrt y)) (sqrt (/ (+ (* x x) (* y (* y 4.0))) 4.0))))
  (* y (/ (* (cbrt y) (cbrt y)) (/ (* (cbrt (+ (* x x) (* y (* y 4.0)))) (cbrt (+ (* x x) (* y (* y 4.0))))) (* (cbrt 4.0) (cbrt 4.0)))))
  (* y (/ (* (cbrt y) (cbrt y)) (/ (* (cbrt (+ (* x x) (* y (* y 4.0)))) (cbrt (+ (* x x) (* y (* y 4.0))))) (sqrt 4.0))))
  (* y (/ (* (cbrt y) (cbrt y)) (/ (* (cbrt (+ (* x x) (* y (* y 4.0)))) (cbrt (+ (* x x) (* y (* y 4.0))))) 1)))
  (* y (/ (* (cbrt y) (cbrt y)) (/ (sqrt (+ (* x x) (* y (* y 4.0)))) (* (cbrt 4.0) (cbrt 4.0)))))
  (* y (/ (* (cbrt y) (cbrt y)) (/ (sqrt (+ (* x x) (* y (* y 4.0)))) (sqrt 4.0))))
  (* y (/ (* (cbrt y) (cbrt y)) (/ (sqrt (+ (* x x) (* y (* y 4.0)))) 1)))
  (* y (/ (* (cbrt y) (cbrt y)) (/ 1 (* (cbrt 4.0) (cbrt 4.0)))))
  (* y (/ (* (cbrt y) (cbrt y)) (/ 1 (sqrt 4.0))))
  (* y (/ (* (cbrt y) (cbrt y)) (/ 1 1)))
  (* y (/ (* (cbrt y) (cbrt y)) 1))
  (* y (/ (* (cbrt y) (cbrt y)) (+ (* x x) (* y (* y 4.0)))))
  (* y (/ (sqrt y) (* (cbrt (/ (+ (* x x) (* y (* y 4.0))) 4.0)) (cbrt (/ (+ (* x x) (* y (* y 4.0))) 4.0)))))
  (* y (/ (sqrt y) (sqrt (/ (+ (* x x) (* y (* y 4.0))) 4.0))))
  (* y (/ (sqrt y) (/ (* (cbrt (+ (* x x) (* y (* y 4.0)))) (cbrt (+ (* x x) (* y (* y 4.0))))) (* (cbrt 4.0) (cbrt 4.0)))))
  (* y (/ (sqrt y) (/ (* (cbrt (+ (* x x) (* y (* y 4.0)))) (cbrt (+ (* x x) (* y (* y 4.0))))) (sqrt 4.0))))
  (* y (/ (sqrt y) (/ (* (cbrt (+ (* x x) (* y (* y 4.0)))) (cbrt (+ (* x x) (* y (* y 4.0))))) 1)))
  (* y (/ (sqrt y) (/ (sqrt (+ (* x x) (* y (* y 4.0)))) (* (cbrt 4.0) (cbrt 4.0)))))
  (* y (/ (sqrt y) (/ (sqrt (+ (* x x) (* y (* y 4.0)))) (sqrt 4.0))))
  (* y (/ (sqrt y) (/ (sqrt (+ (* x x) (* y (* y 4.0)))) 1)))
  (* y (/ (sqrt y) (/ 1 (* (cbrt 4.0) (cbrt 4.0)))))
  (* y (/ (sqrt y) (/ 1 (sqrt 4.0))))
  (* y (/ (sqrt y) (/ 1 1)))
  (* y (/ (sqrt y) 1))
  (* y (/ (sqrt y) (+ (* x x) (* y (* y 4.0)))))
  (* y (/ 1 (* (cbrt (/ (+ (* x x) (* y (* y 4.0))) 4.0)) (cbrt (/ (+ (* x x) (* y (* y 4.0))) 4.0)))))
  (* y (/ 1 (sqrt (/ (+ (* x x) (* y (* y 4.0))) 4.0))))
  (* y (/ 1 (/ (* (cbrt (+ (* x x) (* y (* y 4.0)))) (cbrt (+ (* x x) (* y (* y 4.0))))) (* (cbrt 4.0) (cbrt 4.0)))))
  (* y (/ 1 (/ (* (cbrt (+ (* x x) (* y (* y 4.0)))) (cbrt (+ (* x x) (* y (* y 4.0))))) (sqrt 4.0))))
  (* y (/ 1 (/ (* (cbrt (+ (* x x) (* y (* y 4.0)))) (cbrt (+ (* x x) (* y (* y 4.0))))) 1)))
  (* y (/ 1 (/ (sqrt (+ (* x x) (* y (* y 4.0)))) (* (cbrt 4.0) (cbrt 4.0)))))
  (* y (/ 1 (/ (sqrt (+ (* x x) (* y (* y 4.0)))) (sqrt 4.0))))
  (* y (/ 1 (/ (sqrt (+ (* x x) (* y (* y 4.0)))) 1)))
  (* y (/ 1 (/ 1 (* (cbrt 4.0) (cbrt 4.0)))))
  (* y (/ 1 (/ 1 (sqrt 4.0))))
  (* y (/ 1 (/ 1 1)))
  (* y (/ 1 1))
  (* y (/ 1 (+ (* x x) (* y (* y 4.0)))))
  (* y 1)
  (* y y)
  (* y (/ y (+ (* x x) (* y (* y 4.0)))))
  (* (cbrt y) (/ y (/ (+ (* x x) (* y (* y 4.0))) 4.0)))
  (* (sqrt y) (/ y (/ (+ (* x x) (* y (* y 4.0))) 4.0)))
  (* y (/ y (/ (+ (* x x) (* y (* y 4.0))) 4.0)))
  (* y y)
  (* x (/ x (+ (* x x) (* y (* y 4.0)))))
  (+ (log x) (- (log x) (log (+ (* x x) (* y (* y 4.0))))))
  (+ (log x) (log (/ x (+ (* x x) (* y (* y 4.0))))))
  (log (* x (/ x (+ (* x x) (* y (* y 4.0))))))
  (exp (* x (/ x (+ (* x x) (* y (* y 4.0))))))
  (* (* (* x x) x) (/ (* (* x x) x) (* (* (+ (* x x) (* y (* y 4.0))) (+ (* x x) (* y (* y 4.0)))) (+ (* x x) (* y (* y 4.0))))))
  (* (* (* x x) x) (* (* (/ x (+ (* x x) (* y (* y 4.0)))) (/ x (+ (* x x) (* y (* y 4.0))))) (/ x (+ (* x x) (* y (* y 4.0))))))
  (* (cbrt (* x (/ x (+ (* x x) (* y (* y 4.0)))))) (cbrt (* x (/ x (+ (* x x) (* y (* y 4.0)))))))
  (cbrt (* x (/ x (+ (* x x) (* y (* y 4.0))))))
  (* (* (* x (/ x (+ (* x x) (* y (* y 4.0))))) (* x (/ x (+ (* x x) (* y (* y 4.0)))))) (* x (/ x (+ (* x x) (* y (* y 4.0))))))
  (sqrt (* x (/ x (+ (* x x) (* y (* y 4.0))))))
  (sqrt (* x (/ x (+ (* x x) (* y (* y 4.0))))))
  (* (sqrt x) (sqrt (/ x (+ (* x x) (* y (* y 4.0))))))
  (* (sqrt x) (sqrt (/ x (+ (* x x) (* y (* y 4.0))))))
  (* (sqrt x) (/ (sqrt x) (sqrt (+ (* x x) (* y (* y 4.0))))))
  (* (sqrt x) (/ (sqrt x) (sqrt (+ (* x x) (* y (* y 4.0))))))
  (* x (* (cbrt (/ x (+ (* x x) (* y (* y 4.0))))) (cbrt (/ x (+ (* x x) (* y (* y 4.0)))))))
  (* x (sqrt (/ x (+ (* x x) (* y (* y 4.0))))))
  (* x (/ (* (cbrt x) (cbrt x)) (* (cbrt (+ (* x x) (* y (* y 4.0)))) (cbrt (+ (* x x) (* y (* y 4.0)))))))
  (* x (/ (* (cbrt x) (cbrt x)) (sqrt (+ (* x x) (* y (* y 4.0))))))
  (* x (/ (* (cbrt x) (cbrt x)) 1))
  (* x (/ (sqrt x) (* (cbrt (+ (* x x) (* y (* y 4.0)))) (cbrt (+ (* x x) (* y (* y 4.0)))))))
  (* x (/ (sqrt x) (sqrt (+ (* x x) (* y (* y 4.0))))))
  (* x (/ (sqrt x) 1))
  (* x (/ 1 (* (cbrt (+ (* x x) (* y (* y 4.0)))) (cbrt (+ (* x x) (* y (* y 4.0)))))))
  (* x (/ 1 (sqrt (+ (* x x) (* y (* y 4.0))))))
  (* x (/ 1 1))
  (* x 1)
  (* x x)
  (* x (/ x (+ (pow (* x x) 3) (pow (* y (* y 4.0)) 3))))
  (* x (/ x (- (* (* x x) (* x x)) (* (* y (* y 4.0)) (* y (* y 4.0))))))
  (* (cbrt x) (/ x (+ (* x x) (* y (* y 4.0)))))
  (* (sqrt x) (/ x (+ (* x x) (* y (* y 4.0)))))
  (* x (/ x (+ (* x x) (* y (* y 4.0)))))
  (* x x)
  0
  0
  0
  0
  0
  0
  0
  0
  0
  0
  0
  0
0.440 * * [simplify]: iteration  0 :  5141  enodes  (cost  3744 )
0.450 * [simplify]: Simplified to:
   (log (/ x (+ (* x x) (* y (* y 4.0)))))
  (log (/ x (+ (* x x) (* y (* y 4.0)))))
  (exp (/ x (+ (* x x) (* y (* y 4.0)))))
  (pow (/ x (+ (* x x) (* y (* y 4.0)))) 3)
  (* (cbrt (/ x (+ (* x x) (* y (* y 4.0))))) (cbrt (/ x (+ (* x x) (* y (* y 4.0))))))
  (cbrt (/ x (+ (* x x) (* y (* y 4.0)))))
  (pow (/ x (+ (* x x) (* y (* y 4.0)))) 3)
  (sqrt (/ x (+ (* x x) (* y (* y 4.0)))))
  (sqrt (/ x (+ (* x x) (* y (* y 4.0)))))
  (neg x)
  (- (* x (neg x)) (* y (* y 4.0)))
  (* (/ (cbrt x) (cbrt (+ (* x x) (* y (* y 4.0))))) (/ (cbrt x) (cbrt (+ (* x x) (* y (* y 4.0))))))
  (/ (cbrt x) (cbrt (+ (* x x) (* y (* y 4.0)))))
  (* (/ (cbrt x) (sqrt (+ (* x x) (* y (* y 4.0))))) (cbrt x))
  (/ (cbrt x) (sqrt (+ (* x x) (* y (* y 4.0)))))
  (* (cbrt x) (cbrt x))
  (/ (cbrt x) (+ (* x x) (* y (* y 4.0))))
  (/ (sqrt x) (* (cbrt (+ (* x x) (* y (* y 4.0)))) (cbrt (+ (* x x) (* y (* y 4.0))))))
  (/ (sqrt x) (cbrt (+ (* x x) (* y (* y 4.0)))))
  (/ (sqrt x) (sqrt (+ (* x x) (* y (* y 4.0)))))
  (/ (sqrt x) (sqrt (+ (* x x) (* y (* y 4.0)))))
  (sqrt x)
  (/ (sqrt x) (+ (* x x) (* y (* y 4.0))))
  (/ 1 (* (cbrt (+ (* x x) (* y (* y 4.0)))) (cbrt (+ (* x x) (* y (* y 4.0))))))
  (/ x (cbrt (+ (* x x) (* y (* y 4.0)))))
  (/ 1 (sqrt (+ (* x x) (* y (* y 4.0)))))
  (/ x (sqrt (+ (* x x) (* y (* y 4.0)))))
  1
  (/ x (+ (* x x) (* y (* y 4.0))))
  (/ 1 (+ (* x x) (* y (* y 4.0))))
  (/ (+ (* x x) (* y (* y 4.0))) x)
  (/ x (* (cbrt (+ (* x x) (* y (* y 4.0)))) (cbrt (+ (* x x) (* y (* y 4.0))))))
  (/ x (sqrt (+ (* x x) (* y (* y 4.0)))))
  x
  (/ (+ (* x x) (* y (* y 4.0))) (cbrt x))
  (/ (+ (* x x) (* y (* y 4.0))) (sqrt x))
  (/ (+ (* x x) (* y (* y 4.0))) x)
  (/ x (+ (pow x 6) (* (pow 4.0 3) (pow y 6))))
  (/ x (- (pow x 4) (* y (* y (* y (* 4.0 (* y 4.0)))))))
  (log (* y (/ 4.0 (+ (* x x) (* y (* y 4.0))))))
  (log (* y (/ 4.0 (+ (* x x) (* y (* y 4.0))))))
  (log (* y (/ 4.0 (+ (* x x) (* y (* y 4.0))))))
  (pow (exp y) (/ 4.0 (+ (* x x) (* y (* y 4.0)))))
  (pow (* y (/ 4.0 (+ (* x x) (* y (* y 4.0))))) 3)
  (pow (* y (/ 4.0 (+ (* x x) (* y (* y 4.0))))) 3)
  (* (cbrt (* y (/ 4.0 (+ (* x x) (* y (* y 4.0)))))) (cbrt (* y (/ 4.0 (+ (* x x) (* y (* y 4.0)))))))
  (cbrt (* y (/ 4.0 (+ (* x x) (* y (* y 4.0))))))
  (pow (* y (/ 4.0 (+ (* x x) (* y (* y 4.0))))) 3)
  (sqrt (* y (/ 4.0 (+ (* x x) (* y (* y 4.0))))))
  (sqrt (* y (/ 4.0 (+ (* x x) (* y (* y 4.0))))))
  (neg y)
  (/ (- (* x (neg x)) (* y (* y 4.0))) 4.0)
  (* (/ (cbrt y) (cbrt (/ (+ (* x x) (* y (* y 4.0))) 4.0))) (/ (cbrt y) (cbrt (/ (+ (* x x) (* y (* y 4.0))) 4.0))))
  (/ (cbrt y) (cbrt (/ (+ (* x x) (* y (* y 4.0))) 4.0)))
  (* (/ (cbrt y) (sqrt (/ (+ (* x x) (* y (* y 4.0))) 4.0))) (cbrt y))
  (/ (cbrt y) (sqrt (/ (+ (* x x) (* y (* y 4.0))) 4.0)))
  (* (* (cbrt 4.0) (cbrt 4.0)) (* (/ (cbrt y) (cbrt (+ (* x x) (* y (* y 4.0))))) (/ (cbrt y) (cbrt (+ (* x x) (* y (* y 4.0)))))))
  (* (cbrt 4.0) (/ (cbrt y) (cbrt (+ (* x x) (* y (* y 4.0))))))
  (* (sqrt 4.0) (* (/ (cbrt y) (cbrt (+ (* x x) (* y (* y 4.0))))) (/ (cbrt y) (cbrt (+ (* x x) (* y (* y 4.0)))))))
  (* (sqrt 4.0) (/ (cbrt y) (cbrt (+ (* x x) (* y (* y 4.0))))))
  (* (/ (cbrt y) (cbrt (+ (* x x) (* y (* y 4.0))))) (/ (cbrt y) (cbrt (+ (* x x) (* y (* y 4.0))))))
  (* 4.0 (/ (cbrt y) (cbrt (+ (* x x) (* y (* y 4.0))))))
  (* (* (cbrt 4.0) (cbrt 4.0)) (* (/ (cbrt y) (sqrt (+ (* x x) (* y (* y 4.0))))) (cbrt y)))
  (* (cbrt 4.0) (/ (cbrt y) (sqrt (+ (* x x) (* y (* y 4.0))))))
  (* (sqrt 4.0) (* (/ (cbrt y) (sqrt (+ (* x x) (* y (* y 4.0))))) (cbrt y)))
  (* (sqrt 4.0) (/ (cbrt y) (sqrt (+ (* x x) (* y (* y 4.0))))))
  (* (/ (cbrt y) (sqrt (+ (* x x) (* y (* y 4.0))))) (cbrt y))
  (* 4.0 (/ (cbrt y) (sqrt (+ (* x x) (* y (* y 4.0))))))
  (* (cbrt y) (* (cbrt y) (* (cbrt 4.0) (cbrt 4.0))))
  (* (cbrt 4.0) (/ (cbrt y) (+ (* x x) (* y (* y 4.0)))))
  (* (cbrt y) (* (cbrt y) (sqrt 4.0)))
  (* (sqrt 4.0) (/ (cbrt y) (+ (* x x) (* y (* y 4.0)))))
  (* (cbrt y) (cbrt y))
  (* 4.0 (/ (cbrt y) (+ (* x x) (* y (* y 4.0)))))
  (* (cbrt y) (cbrt y))
  (* 4.0 (/ (cbrt y) (+ (* x x) (* y (* y 4.0)))))
  (* (/ (cbrt y) (+ (* x x) (* y (* y 4.0)))) (cbrt y))
  (* 4.0 (cbrt y))
  (/ (sqrt y) (* (cbrt (/ (+ (* x x) (* y (* y 4.0))) 4.0)) (cbrt (/ (+ (* x x) (* y (* y 4.0))) 4.0))))
  (/ (sqrt y) (cbrt (/ (+ (* x x) (* y (* y 4.0))) 4.0)))
  (/ (sqrt y) (sqrt (/ (+ (* x x) (* y (* y 4.0))) 4.0)))
  (/ (sqrt y) (sqrt (/ (+ (* x x) (* y (* y 4.0))) 4.0)))
  (* (* (cbrt 4.0) (cbrt 4.0)) (/ (sqrt y) (* (cbrt (+ (* x x) (* y (* y 4.0)))) (cbrt (+ (* x x) (* y (* y 4.0)))))))
  (* (cbrt 4.0) (/ (sqrt y) (cbrt (+ (* x x) (* y (* y 4.0))))))
  (* (sqrt 4.0) (/ (sqrt y) (* (cbrt (+ (* x x) (* y (* y 4.0)))) (cbrt (+ (* x x) (* y (* y 4.0)))))))
  (* (sqrt 4.0) (/ (sqrt y) (cbrt (+ (* x x) (* y (* y 4.0))))))
  (/ (sqrt y) (* (cbrt (+ (* x x) (* y (* y 4.0)))) (cbrt (+ (* x x) (* y (* y 4.0))))))
  (* 4.0 (/ (sqrt y) (cbrt (+ (* x x) (* y (* y 4.0))))))
  (* (* (cbrt 4.0) (cbrt 4.0)) (/ (sqrt y) (sqrt (+ (* x x) (* y (* y 4.0))))))
  (* (cbrt 4.0) (/ (sqrt y) (sqrt (+ (* x x) (* y (* y 4.0))))))
  (* (sqrt 4.0) (/ (sqrt y) (sqrt (+ (* x x) (* y (* y 4.0))))))
  (* (sqrt 4.0) (/ (sqrt y) (sqrt (+ (* x x) (* y (* y 4.0))))))
  (/ (sqrt y) (sqrt (+ (* x x) (* y (* y 4.0)))))
  (* 4.0 (/ (sqrt y) (sqrt (+ (* x x) (* y (* y 4.0))))))
  (* (* (cbrt 4.0) (cbrt 4.0)) (sqrt y))
  (* (cbrt 4.0) (/ (sqrt y) (+ (* x x) (* y (* y 4.0)))))
  (* (sqrt 4.0) (sqrt y))
  (* (sqrt 4.0) (/ (sqrt y) (+ (* x x) (* y (* y 4.0)))))
  (sqrt y)
  (* 4.0 (/ (sqrt y) (+ (* x x) (* y (* y 4.0)))))
  (sqrt y)
  (* 4.0 (/ (sqrt y) (+ (* x x) (* y (* y 4.0)))))
  (/ (sqrt y) (+ (* x x) (* y (* y 4.0))))
  (* 4.0 (sqrt y))
  (/ 1 (* (cbrt (/ (+ (* x x) (* y (* y 4.0))) 4.0)) (cbrt (/ (+ (* x x) (* y (* y 4.0))) 4.0))))
  (/ y (cbrt (/ (+ (* x x) (* y (* y 4.0))) 4.0)))
  (/ 1 (sqrt (/ (+ (* x x) (* y (* y 4.0))) 4.0)))
  (/ y (sqrt (/ (+ (* x x) (* y (* y 4.0))) 4.0)))
  (/ (* (cbrt 4.0) (cbrt 4.0)) (* (cbrt (+ (* x x) (* y (* y 4.0)))) (cbrt (+ (* x x) (* y (* y 4.0))))))
  (* (cbrt 4.0) (/ y (cbrt (+ (* x x) (* y (* y 4.0))))))
  (/ (sqrt 4.0) (* (cbrt (+ (* x x) (* y (* y 4.0)))) (cbrt (+ (* x x) (* y (* y 4.0))))))
  (* (sqrt 4.0) (/ y (cbrt (+ (* x x) (* y (* y 4.0))))))
  (/ 1 (* (cbrt (+ (* x x) (* y (* y 4.0)))) (cbrt (+ (* x x) (* y (* y 4.0))))))
  (* 4.0 (/ y (cbrt (+ (* x x) (* y (* y 4.0))))))
  (/ (* (cbrt 4.0) (cbrt 4.0)) (sqrt (+ (* x x) (* y (* y 4.0)))))
  (* (cbrt 4.0) (/ y (sqrt (+ (* x x) (* y (* y 4.0))))))
  (/ (sqrt 4.0) (sqrt (+ (* x x) (* y (* y 4.0)))))
  (* y (/ (sqrt 4.0) (sqrt (+ (* x x) (* y (* y 4.0))))))
  (/ 1 (sqrt (+ (* x x) (* y (* y 4.0)))))
  (* 4.0 (/ y (sqrt (+ (* x x) (* y (* y 4.0))))))
  (* (cbrt 4.0) (cbrt 4.0))
  (* (cbrt 4.0) (/ y (+ (* x x) (* y (* y 4.0)))))
  (sqrt 4.0)
  (* (sqrt 4.0) (/ y (+ (* x x) (* y (* y 4.0)))))
  1
  (* y (/ 4.0 (+ (* x x) (* y (* y 4.0)))))
  1
  (* y (/ 4.0 (+ (* x x) (* y (* y 4.0)))))
  (/ 1 (+ (* x x) (* y (* y 4.0))))
  (* y 4.0)
  (/ 4.0 (+ (* x x) (* y (* y 4.0))))
  (/ (+ (* x x) (* y (* y 4.0))) (* y 4.0))
  (/ y (* (cbrt (/ (+ (* x x) (* y (* y 4.0))) 4.0)) (cbrt (/ (+ (* x x) (* y (* y 4.0))) 4.0))))
  (/ y (sqrt (/ (+ (* x x) (* y (* y 4.0))) 4.0)))
  (* y (/ (* (cbrt 4.0) (cbrt 4.0)) (* (cbrt (+ (* x x) (* y (* y 4.0)))) (cbrt (+ (* x x) (* y (* y 4.0)))))))
  (* y (/ (sqrt 4.0) (* (cbrt (+ (* x x) (* y (* y 4.0)))) (cbrt (+ (* x x) (* y (* y 4.0)))))))
  (/ y (* (cbrt (+ (* x x) (* y (* y 4.0)))) (cbrt (+ (* x x) (* y (* y 4.0))))))
  (* y (/ (* (cbrt 4.0) (cbrt 4.0)) (sqrt (+ (* x x) (* y (* y 4.0))))))
  (* y (/ (sqrt 4.0) (sqrt (+ (* x x) (* y (* y 4.0))))))
  (/ y (sqrt (+ (* x x) (* y (* y 4.0)))))
  (* y (* (cbrt 4.0) (cbrt 4.0)))
  (* y (sqrt 4.0))
  y
  y
  (/ y (+ (* x x) (* y (* y 4.0))))
  (/ (+ (* x x) (* y (* y 4.0))) (* 4.0 (cbrt y)))
  (/ (+ (* x x) (* y (* y 4.0))) (* 4.0 (sqrt y)))
  (/ (+ (* x x) (* y (* y 4.0))) (* y 4.0))
  (/ y (+ (* x x) (* y (* y 4.0))))
  (* y (* y (/ 4.0 (+ (* x x) (* y (* y 4.0))))))
  (log (* y (* y (/ 4.0 (+ (* x x) (* y (* y 4.0)))))))
  (log (* y (* y (/ 4.0 (+ (* x x) (* y (* y 4.0)))))))
  (log (* y (* y (/ 4.0 (+ (* x x) (* y (* y 4.0)))))))
  (log (* y (* y (/ 4.0 (+ (* x x) (* y (* y 4.0)))))))
  (pow (pow (exp y) (/ 4.0 (+ (* x x) (* y (* y 4.0))))) y)
  (/ (pow y 6) (pow (/ (+ (* x x) (* y (* y 4.0))) 4.0) 3))
  (/ (pow y 6) (pow (/ (+ (* x x) (* y (* y 4.0))) 4.0) 3))
  (/ (pow y 6) (pow (/ (+ (* x x) (* y (* y 4.0))) 4.0) 3))
  (* (cbrt (* y (* y (/ 4.0 (+ (* x x) (* y (* y 4.0))))))) (cbrt (* y (* y (/ 4.0 (+ (* x x) (* y (* y 4.0))))))))
  (cbrt (* y (* y (/ 4.0 (+ (* x x) (* y (* y 4.0)))))))
  (/ (pow y 6) (pow (/ (+ (* x x) (* y (* y 4.0))) 4.0) 3))
  (sqrt (* y (* y (/ 4.0 (+ (* x x) (* y (* y 4.0)))))))
  (sqrt (* y (* y (/ 4.0 (+ (* x x) (* y (* y 4.0)))))))
  (* (sqrt (* y (/ 4.0 (+ (* x x) (* y (* y 4.0)))))) (sqrt y))
  (* (sqrt (* y (/ 4.0 (+ (* x x) (* y (* y 4.0)))))) (sqrt y))
  (/ y (sqrt (/ (+ (* x x) (* y (* y 4.0))) 4.0)))
  (/ y (sqrt (/ (+ (* x x) (* y (* y 4.0))) 4.0)))
  (* y (/ (sqrt 4.0) (sqrt (+ (* x x) (* y (* y 4.0))))))
  (* y (/ (sqrt 4.0) (sqrt (+ (* x x) (* y (* y 4.0))))))
  (* y (* (cbrt (* y (/ 4.0 (+ (* x x) (* y (* y 4.0)))))) (cbrt (* y (/ 4.0 (+ (* x x) (* y (* y 4.0))))))))
  (* y (sqrt (* y (/ 4.0 (+ (* x x) (* y (* y 4.0)))))))
  (* y (* (/ (cbrt y) (cbrt (/ (+ (* x x) (* y (* y 4.0))) 4.0))) (/ (cbrt y) (cbrt (/ (+ (* x x) (* y (* y 4.0))) 4.0)))))
  (* y (* (/ (cbrt y) (sqrt (/ (+ (* x x) (* y (* y 4.0))) 4.0))) (cbrt y)))
  (* y (* (* (cbrt 4.0) (cbrt 4.0)) (* (/ (cbrt y) (cbrt (+ (* x x) (* y (* y 4.0))))) (/ (cbrt y) (cbrt (+ (* x x) (* y (* y 4.0))))))))
  (* y (* (sqrt 4.0) (* (/ (cbrt y) (cbrt (+ (* x x) (* y (* y 4.0))))) (/ (cbrt y) (cbrt (+ (* x x) (* y (* y 4.0))))))))
  (* y (* (/ (cbrt y) (cbrt (+ (* x x) (* y (* y 4.0))))) (/ (cbrt y) (cbrt (+ (* x x) (* y (* y 4.0)))))))
  (* y (* (* (cbrt 4.0) (cbrt 4.0)) (* (/ (cbrt y) (sqrt (+ (* x x) (* y (* y 4.0))))) (cbrt y))))
  (* y (* (sqrt 4.0) (* (/ (cbrt y) (sqrt (+ (* x x) (* y (* y 4.0))))) (cbrt y))))
  (* y (* (/ (cbrt y) (sqrt (+ (* x x) (* y (* y 4.0))))) (cbrt y)))
  (* y (* (cbrt y) (* (cbrt y) (* (cbrt 4.0) (cbrt 4.0)))))
  (* y (* (cbrt y) (* (cbrt y) (sqrt 4.0))))
  (* y (* (cbrt y) (cbrt y)))
  (* y (* (cbrt y) (cbrt y)))
  (* y (* (/ (cbrt y) (+ (* x x) (* y (* y 4.0)))) (cbrt y)))
  (* y (/ (sqrt y) (* (cbrt (/ (+ (* x x) (* y (* y 4.0))) 4.0)) (cbrt (/ (+ (* x x) (* y (* y 4.0))) 4.0)))))
  (* y (/ (sqrt y) (sqrt (/ (+ (* x x) (* y (* y 4.0))) 4.0))))
  (* y (* (* (cbrt 4.0) (cbrt 4.0)) (/ (sqrt y) (* (cbrt (+ (* x x) (* y (* y 4.0)))) (cbrt (+ (* x x) (* y (* y 4.0))))))))
  (* y (* (sqrt 4.0) (/ (sqrt y) (* (cbrt (+ (* x x) (* y (* y 4.0)))) (cbrt (+ (* x x) (* y (* y 4.0))))))))
  (* y (/ (sqrt y) (* (cbrt (+ (* x x) (* y (* y 4.0)))) (cbrt (+ (* x x) (* y (* y 4.0)))))))
  (* y (* (* (cbrt 4.0) (cbrt 4.0)) (/ (sqrt y) (sqrt (+ (* x x) (* y (* y 4.0)))))))
  (* y (* (sqrt 4.0) (/ (sqrt y) (sqrt (+ (* x x) (* y (* y 4.0)))))))
  (* y (/ (sqrt y) (sqrt (+ (* x x) (* y (* y 4.0))))))
  (* y (* (* (cbrt 4.0) (cbrt 4.0)) (sqrt y)))
  (* y (* (sqrt 4.0) (sqrt y)))
  (* y (sqrt y))
  (* y (sqrt y))
  (* y (/ (sqrt y) (+ (* x x) (* y (* y 4.0)))))
  (/ y (* (cbrt (/ (+ (* x x) (* y (* y 4.0))) 4.0)) (cbrt (/ (+ (* x x) (* y (* y 4.0))) 4.0))))
  (/ y (sqrt (/ (+ (* x x) (* y (* y 4.0))) 4.0)))
  (* y (/ (* (cbrt 4.0) (cbrt 4.0)) (* (cbrt (+ (* x x) (* y (* y 4.0)))) (cbrt (+ (* x x) (* y (* y 4.0)))))))
  (* y (/ (sqrt 4.0) (* (cbrt (+ (* x x) (* y (* y 4.0)))) (cbrt (+ (* x x) (* y (* y 4.0)))))))
  (/ y (* (cbrt (+ (* x x) (* y (* y 4.0)))) (cbrt (+ (* x x) (* y (* y 4.0))))))
  (* y (/ (* (cbrt 4.0) (cbrt 4.0)) (sqrt (+ (* x x) (* y (* y 4.0))))))
  (* y (/ (sqrt 4.0) (sqrt (+ (* x x) (* y (* y 4.0))))))
  (/ y (sqrt (+ (* x x) (* y (* y 4.0)))))
  (* y (* (cbrt 4.0) (cbrt 4.0)))
  (* y (sqrt 4.0))
  y
  y
  (/ y (+ (* x x) (* y (* y 4.0))))
  y
  (* y y)
  (* y (/ y (+ (* x x) (* y (* y 4.0)))))
  (* (* y (/ 4.0 (+ (* x x) (* y (* y 4.0))))) (cbrt y))
  (* (* y (/ 4.0 (+ (* x x) (* y (* y 4.0))))) (sqrt y))
  (* y (* y (/ 4.0 (+ (* x x) (* y (* y 4.0))))))
  (* y y)
  (* x (/ x (+ (* x x) (* y (* y 4.0)))))
  (log (* x (/ x (+ (* x x) (* y (* y 4.0))))))
  (log (* x (/ x (+ (* x x) (* y (* y 4.0))))))
  (log (* x (/ x (+ (* x x) (* y (* y 4.0))))))
  (pow (exp (/ x (+ (* x x) (* y (* y 4.0))))) x)
  (/ (pow x 6) (pow (+ (* x x) (* y (* y 4.0))) 3))
  (/ (pow x 6) (pow (+ (* x x) (* y (* y 4.0))) 3))
  (* (cbrt (* x (/ x (+ (* x x) (* y (* y 4.0)))))) (cbrt (* x (/ x (+ (* x x) (* y (* y 4.0)))))))
  (cbrt (* x (/ x (+ (* x x) (* y (* y 4.0))))))
  (/ (pow x 6) (pow (+ (* x x) (* y (* y 4.0))) 3))
  (sqrt (* x (/ x (+ (* x x) (* y (* y 4.0))))))
  (sqrt (* x (/ x (+ (* x x) (* y (* y 4.0))))))
  (* (sqrt (/ x (+ (* x x) (* y (* y 4.0))))) (sqrt x))
  (* (sqrt (/ x (+ (* x x) (* y (* y 4.0))))) (sqrt x))
  (/ x (sqrt (+ (* x x) (* y (* y 4.0)))))
  (/ x (sqrt (+ (* x x) (* y (* y 4.0)))))
  (* x (* (cbrt (/ x (+ (* x x) (* y (* y 4.0))))) (cbrt (/ x (+ (* x x) (* y (* y 4.0)))))))
  (* x (sqrt (/ x (+ (* x x) (* y (* y 4.0))))))
  (* x (* (/ (cbrt x) (cbrt (+ (* x x) (* y (* y 4.0))))) (/ (cbrt x) (cbrt (+ (* x x) (* y (* y 4.0)))))))
  (* x (* (/ (cbrt x) (sqrt (+ (* x x) (* y (* y 4.0))))) (cbrt x)))
  (* x (* (cbrt x) (cbrt x)))
  (* x (/ (sqrt x) (* (cbrt (+ (* x x) (* y (* y 4.0)))) (cbrt (+ (* x x) (* y (* y 4.0)))))))
  (* x (/ (sqrt x) (sqrt (+ (* x x) (* y (* y 4.0))))))
  (* x (sqrt x))
  (/ x (* (cbrt (+ (* x x) (* y (* y 4.0)))) (cbrt (+ (* x x) (* y (* y 4.0))))))
  (/ x (sqrt (+ (* x x) (* y (* y 4.0)))))
  x
  x
  (* x x)
  (* x (/ x (+ (pow x 6) (* (pow 4.0 3) (pow y 6)))))
  (* x (/ x (- (pow x 4) (* y (* y (* y (* 4.0 (* y 4.0))))))))
  (* (/ x (+ (* x x) (* y (* y 4.0)))) (cbrt x))
  (* (/ x (+ (* x x) (* y (* y 4.0)))) (sqrt x))
  (* x (/ x (+ (* x x) (* y (* y 4.0)))))
  (* x x)
  0
  0
  0
  0
  0
  0
  0
  0
  0
  0
  0
  0
0.451 * * * [progress]: adding candidates to table
0.779 * * [progress]: iteration 4 / 4
0.779 * * * [progress]: picking best candidate
0.781 * * * * [pick]: Picked  #<alt (λ (x y) -1.0)>
0.781 * * * [progress]: localizing error
0.781 * * * [progress]: generating rewritten candidates
0.781 * * * [progress]: generating series expansions
0.781 * * * [progress]: simplifying candidates
0.781 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   
0.784 * * [simplify]: iteration  0 :  0  enodes  (cost  0 )
0.784 * [simplify]: Simplified to:
   
0.784 * * * [progress]: adding candidates to table
0.784 * [progress]: [Phase 3 of 3] Extracting.
0.784 * * [regime]: Finding splitpoints for: (#<alt (λ (x y) (/ (- (* x x) (* (* y 4.0) y)) (+ (* x x) (* (* y 4.0) y))))> #<alt (λ (x y) (- (* x (/ x (+ (* x x) (* y (* y 4.0))))) (* y (/ y (/ (+ (* x x) (* y (* y 4.0))) 4.0)))))> #<alt (λ (x y) -1.0)> #<alt (λ (x y) 1)>)
0.785 * * * [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)
0.785 * * * * [regimes]: Trying to branch on (* (* y 4.0) y) from (#<alt (λ (x y) (/ (- (* x x) (* (* y 4.0) y)) (+ (* x x) (* (* y 4.0) y))))> #<alt (λ (x y) (- (* x (/ x (+ (* x x) (* y (* y 4.0))))) (* y (/ y (/ (+ (* x x) (* y (* y 4.0))) 4.0)))))> #<alt (λ (x y) -1.0)> #<alt (λ (x y) 1)>)
0.829 * * * * [regimes]: Trying to branch on (* (* y 4.0) y) from (#<alt (λ (x y) (/ (- (* x x) (* (* y 4.0) y)) (+ (* x x) (* (* y 4.0) y))))> #<alt (λ (x y) -1.0)> #<alt (λ (x y) 1)>)
0.870 * * * * [regimes]: Trying to branch on (* x x) from (#<alt (λ (x y) (/ (- (* x x) (* (* y 4.0) y)) (+ (* x x) (* (* y 4.0) y))))> #<alt (λ (x y) (- (* x (/ x (+ (* x x) (* y (* y 4.0))))) (* y (/ y (/ (+ (* x x) (* y (* y 4.0))) 4.0)))))> #<alt (λ (x y) -1.0)> #<alt (λ (x y) 1)>)
0.921 * * * * [regimes]: Trying to branch on (* x x) from (#<alt (λ (x y) (/ (- (* x x) (* (* y 4.0) y)) (+ (* x x) (* (* y 4.0) y))))> #<alt (λ (x y) -1.0)> #<alt (λ (x y) 1)>)
0.968 * * * * [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 4.0) y)) (+ (* x x) (* (* y 4.0) y))))> #<alt (λ (x y) (- (* x (/ x (+ (* x x) (* y (* y 4.0))))) (* y (/ y (/ (+ (* x x) (* y (* y 4.0))) 4.0)))))> #<alt (λ (x y) -1.0)> #<alt (λ (x y) 1)>)
1.005 * * * * [regimes]: Trying to branch on y from (#<alt (λ (x y) (/ (- (* x x) (* (* y 4.0) y)) (+ (* x x) (* (* y 4.0) y))))> #<alt (λ (x y) (- (* x (/ x (+ (* x x) (* y (* y 4.0))))) (* y (/ y (/ (+ (* x x) (* y (* y 4.0))) 4.0)))))> #<alt (λ (x y) -1.0)> #<alt (λ (x y) 1)>)
1.062 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x y) (/ (- (* x x) (* (* y 4.0) y)) (+ (* x x) (* (* y 4.0) y))))> #<alt (λ (x y) (- (* x (/ x (+ (* x x) (* y (* y 4.0))))) (* y (/ y (/ (+ (* x x) (* y (* y 4.0))) 4.0)))))> #<alt (λ (x y) -1.0)> #<alt (λ (x y) 1)>)
1.121 * * * [regime]: Found split indices: #<option (#s(si 2 83) #s(si 1 110) #s(si 2 118) #s(si 1 181) #s(si 3 255))>
1.121 * [binary-search]: Only using regimes for bounds on (* x x) and (#<alt (λ (x y) (/ (- (* x x) (* (* y 4.0) y)) (+ (* x x) (* (* y 4.0) y))))> #<alt (λ (x y) (- (* x (/ x (+ (* x x) (* y (* y 4.0))))) (* y (/ y (/ (+ (* x x) (* y (* y 4.0))) 4.0)))))> #<alt (λ (x y) -1.0)> #<alt (λ (x y) 1)>)
1.121 * [regimes]: Found splitpoints: (#s(sp 2 (* x x) 1.143347689817912e-206) #s(sp 1 (* x x) 4.7279890716798893e-63) #s(sp 2 (* x x) 6.732368099141983e-26) #s(sp 1 (* x x) 2.2837601005071328e+259) #s(sp 3 (* x x) +nan.0)) , with alts (#<alt (λ (x y) (/ (- (* x x) (* (* y 4.0) y)) (+ (* x x) (* (* y 4.0) y))))> #<alt (λ (x y) (- (* x (/ x (+ (* x x) (* y (* y 4.0))))) (* y (/ y (/ (+ (* x x) (* y (* y 4.0))) 4.0)))))> #<alt (λ (x y) -1.0)> #<alt (λ (x y) 1)>)
1.122 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (if (<= (* x x) 1.143347689817912e-206) -1.0 (if (<= (* x x) 4.7279890716798893e-63) (- (* x (/ x (+ (* x x) (* y (* y 4.0))))) (* y (/ y (/ (+ (* x x) (* y (* y 4.0))) 4.0)))) (if (<= (* x x) 6.732368099141983e-26) -1.0 (if (<= (* x x) 2.2837601005071328e+259) (- (* x (/ x (+ (* x x) (* y (* y 4.0))))) (* y (/ y (/ (+ (* x x) (* y (* y 4.0))) 4.0)))) 1))))
1.123 * * [simplify]: iteration  0 :  59  enodes  (cost  85 )
1.123 * * [simplify]: iteration  1 :  59  enodes  (cost  85 )
1.123 * [simplify]: Simplified to:
   (if (<= (* x x) 1.143347689817912e-206) -1.0 (if (<= (* x x) 4.7279890716798893e-63) (- (* x (/ x (+ (* x x) (* y (* y 4.0))))) (* y (/ y (/ (+ (* x x) (* y (* y 4.0))) 4.0)))) (if (<= (* x x) 6.732368099141983e-26) -1.0 (if (<= (* x x) 2.2837601005071328e+259) (- (* x (/ x (+ (* x x) (* y (* y 4.0))))) (* y (/ y (/ (+ (* x x) (* y (* y 4.0))) 4.0)))) 1))))
2.016 * [regime-testing]: End program error score: 12.886091494896588
2.135 * [regime-testing]: Target error score: 30.939126586593314