27.057 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.030 * * * [progress]: [2/2] Setting up program.
0.034 * [progress]: [Phase 2 of 3] Improving.
0.034 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (/ (- (* x x) (* (* y 4.0) y)) (+ (* x x) (* (* y 4.0) y)))
0.037 * * [simplify]: iteration  0 :  55  enodes  (cost  19 )
0.038 * * [simplify]: iteration  1 :  55  enodes  (cost  19 )
0.038 * [simplify]: Simplified to:
   (/ (- (* x x) (* y (* y 4.0))) (+ (* x x) (* y (* y 4.0))))
0.041 * * [progress]: iteration 1 / 4
0.041 * * * [progress]: picking best candidate
0.043 * * * * [pick]: Picked  #<alt (λ (x y) (/ (- (* x x) (* (* y 4.0) y)) (+ (* x x) (* (* y 4.0) y))))>
0.043 * * * [progress]: localizing error
0.051 * * * [progress]: generating rewritten candidates
0.051 * * * * [progress]: [ 1 / 3 ] rewriting at (2)
0.059 * * * * [progress]: [ 2 / 3 ] rewriting at (2 1)
0.063 * * * * [progress]: [ 3 / 3 ] rewriting at (2 2)
0.067 * * * [progress]: generating series expansions
0.067 * * * * [progress]: [ 1 / 3 ] generating series at (2)
0.068 * [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
0.068 * [taylor]: Taking taylor expansion of (/ (- (pow x 2) (* 4.0 (pow y 2))) (+ (pow x 2) (* 4.0 (pow y 2)))) in y
0.068 * [taylor]: Taking taylor expansion of (- (pow x 2) (* 4.0 (pow y 2))) in y
0.068 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.068 * [taylor]: Taking taylor expansion of x in y
0.068 * [taylor]: Taking taylor expansion of (* 4.0 (pow y 2)) in y
0.068 * [taylor]: Taking taylor expansion of 4.0 in y
0.068 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.068 * [taylor]: Taking taylor expansion of y in y
0.068 * [taylor]: Taking taylor expansion of (+ (pow x 2) (* 4.0 (pow y 2))) in y
0.068 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.068 * [taylor]: Taking taylor expansion of x in y
0.068 * [taylor]: Taking taylor expansion of (* 4.0 (pow y 2)) in y
0.068 * [taylor]: Taking taylor expansion of 4.0 in y
0.068 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.068 * [taylor]: Taking taylor expansion of y in y
0.068 * [taylor]: Taking taylor expansion of (/ (- (pow x 2) (* 4.0 (pow y 2))) (+ (pow x 2) (* 4.0 (pow y 2)))) in x
0.068 * [taylor]: Taking taylor expansion of (- (pow x 2) (* 4.0 (pow y 2))) in x
0.068 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.068 * [taylor]: Taking taylor expansion of x in x
0.068 * [taylor]: Taking taylor expansion of (* 4.0 (pow y 2)) in x
0.068 * [taylor]: Taking taylor expansion of 4.0 in x
0.068 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.068 * [taylor]: Taking taylor expansion of y in x
0.068 * [taylor]: Taking taylor expansion of (+ (pow x 2) (* 4.0 (pow y 2))) in x
0.068 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.068 * [taylor]: Taking taylor expansion of x in x
0.069 * [taylor]: Taking taylor expansion of (* 4.0 (pow y 2)) in x
0.069 * [taylor]: Taking taylor expansion of 4.0 in x
0.069 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.069 * [taylor]: Taking taylor expansion of y in x
0.069 * [taylor]: Taking taylor expansion of (/ (- (pow x 2) (* 4.0 (pow y 2))) (+ (pow x 2) (* 4.0 (pow y 2)))) in x
0.069 * [taylor]: Taking taylor expansion of (- (pow x 2) (* 4.0 (pow y 2))) in x
0.069 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.069 * [taylor]: Taking taylor expansion of x in x
0.069 * [taylor]: Taking taylor expansion of (* 4.0 (pow y 2)) in x
0.069 * [taylor]: Taking taylor expansion of 4.0 in x
0.069 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.069 * [taylor]: Taking taylor expansion of y in x
0.069 * [taylor]: Taking taylor expansion of (+ (pow x 2) (* 4.0 (pow y 2))) in x
0.069 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.069 * [taylor]: Taking taylor expansion of x in x
0.069 * [taylor]: Taking taylor expansion of (* 4.0 (pow y 2)) in x
0.069 * [taylor]: Taking taylor expansion of 4.0 in x
0.069 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.069 * [taylor]: Taking taylor expansion of y in x
0.070 * [taylor]: Taking taylor expansion of -1.0 in y
0.070 * [taylor]: Taking taylor expansion of 0 in y
0.071 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 (pow y 2))) in y
0.071 * [taylor]: Taking taylor expansion of 0.5 in y
0.071 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.071 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.071 * [taylor]: Taking taylor expansion of y in y
0.072 * [taylor]: Taking taylor expansion of 0 in y
0.072 * [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
0.072 * [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
0.072 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in y
0.072 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.072 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.072 * [taylor]: Taking taylor expansion of x in y
0.072 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in y
0.072 * [taylor]: Taking taylor expansion of 4.0 in y
0.072 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.072 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.072 * [taylor]: Taking taylor expansion of y in y
0.072 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in y
0.072 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.072 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.072 * [taylor]: Taking taylor expansion of x in y
0.072 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in y
0.072 * [taylor]: Taking taylor expansion of 4.0 in y
0.072 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.072 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.072 * [taylor]: Taking taylor expansion of y in y
0.072 * [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
0.072 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in x
0.072 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.072 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.073 * [taylor]: Taking taylor expansion of x in x
0.073 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in x
0.073 * [taylor]: Taking taylor expansion of 4.0 in x
0.073 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.073 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.073 * [taylor]: Taking taylor expansion of y in x
0.073 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in x
0.073 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.073 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.073 * [taylor]: Taking taylor expansion of x in x
0.073 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in x
0.073 * [taylor]: Taking taylor expansion of 4.0 in x
0.073 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.073 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.073 * [taylor]: Taking taylor expansion of y in x
0.073 * [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
0.073 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in x
0.073 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.073 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.073 * [taylor]: Taking taylor expansion of x in x
0.073 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in x
0.073 * [taylor]: Taking taylor expansion of 4.0 in x
0.073 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.073 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.073 * [taylor]: Taking taylor expansion of y in x
0.073 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in x
0.073 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.073 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.073 * [taylor]: Taking taylor expansion of x in x
0.073 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in x
0.073 * [taylor]: Taking taylor expansion of 4.0 in x
0.073 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.073 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.073 * [taylor]: Taking taylor expansion of y in x
0.074 * [taylor]: Taking taylor expansion of 1 in y
0.074 * [taylor]: Taking taylor expansion of 0 in y
0.074 * [taylor]: Taking taylor expansion of (neg (* 8.0 (/ 1 (pow y 2)))) in y
0.074 * [taylor]: Taking taylor expansion of (* 8.0 (/ 1 (pow y 2))) in y
0.074 * [taylor]: Taking taylor expansion of 8.0 in y
0.075 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.075 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.075 * [taylor]: Taking taylor expansion of y in y
0.076 * [taylor]: Taking taylor expansion of 0 in y
0.076 * [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
0.076 * [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
0.076 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in y
0.076 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.076 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.076 * [taylor]: Taking taylor expansion of x in y
0.076 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in y
0.076 * [taylor]: Taking taylor expansion of 4.0 in y
0.076 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.077 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.077 * [taylor]: Taking taylor expansion of y in y
0.077 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in y
0.077 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.077 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.077 * [taylor]: Taking taylor expansion of x in y
0.077 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in y
0.077 * [taylor]: Taking taylor expansion of 4.0 in y
0.077 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.077 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.077 * [taylor]: Taking taylor expansion of y in y
0.077 * [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
0.077 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in x
0.077 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.077 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.077 * [taylor]: Taking taylor expansion of x in x
0.077 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in x
0.077 * [taylor]: Taking taylor expansion of 4.0 in x
0.077 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.077 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.077 * [taylor]: Taking taylor expansion of y in x
0.077 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in x
0.077 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.077 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.077 * [taylor]: Taking taylor expansion of x in x
0.077 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in x
0.077 * [taylor]: Taking taylor expansion of 4.0 in x
0.077 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.077 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.077 * [taylor]: Taking taylor expansion of y in x
0.077 * [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
0.077 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in x
0.077 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.078 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.078 * [taylor]: Taking taylor expansion of x in x
0.078 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in x
0.078 * [taylor]: Taking taylor expansion of 4.0 in x
0.078 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.078 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.078 * [taylor]: Taking taylor expansion of y in x
0.078 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in x
0.078 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.078 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.078 * [taylor]: Taking taylor expansion of x in x
0.078 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in x
0.078 * [taylor]: Taking taylor expansion of 4.0 in x
0.078 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.078 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.078 * [taylor]: Taking taylor expansion of y in x
0.078 * [taylor]: Taking taylor expansion of 1 in y
0.078 * [taylor]: Taking taylor expansion of 0 in y
0.079 * [taylor]: Taking taylor expansion of (neg (* 8.0 (/ 1 (pow y 2)))) in y
0.079 * [taylor]: Taking taylor expansion of (* 8.0 (/ 1 (pow y 2))) in y
0.079 * [taylor]: Taking taylor expansion of 8.0 in y
0.079 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.079 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.079 * [taylor]: Taking taylor expansion of y in y
0.080 * [taylor]: Taking taylor expansion of 0 in y
0.080 * * * * [progress]: [ 2 / 3 ] generating series at (2 1)
0.080 * [approximate]: Taking taylor expansion of (- (pow x 2) (* 4.0 (pow y 2))) in (x y) around 0
0.080 * [taylor]: Taking taylor expansion of (- (pow x 2) (* 4.0 (pow y 2))) in y
0.080 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.080 * [taylor]: Taking taylor expansion of x in y
0.080 * [taylor]: Taking taylor expansion of (* 4.0 (pow y 2)) in y
0.080 * [taylor]: Taking taylor expansion of 4.0 in y
0.080 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.080 * [taylor]: Taking taylor expansion of y in y
0.080 * [taylor]: Taking taylor expansion of (- (pow x 2) (* 4.0 (pow y 2))) in x
0.080 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.080 * [taylor]: Taking taylor expansion of x in x
0.080 * [taylor]: Taking taylor expansion of (* 4.0 (pow y 2)) in x
0.080 * [taylor]: Taking taylor expansion of 4.0 in x
0.080 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.080 * [taylor]: Taking taylor expansion of y in x
0.080 * [taylor]: Taking taylor expansion of (- (pow x 2) (* 4.0 (pow y 2))) in x
0.080 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.080 * [taylor]: Taking taylor expansion of x in x
0.081 * [taylor]: Taking taylor expansion of (* 4.0 (pow y 2)) in x
0.081 * [taylor]: Taking taylor expansion of 4.0 in x
0.081 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.081 * [taylor]: Taking taylor expansion of y in x
0.081 * [taylor]: Taking taylor expansion of (neg (* 4.0 (pow y 2))) in y
0.081 * [taylor]: Taking taylor expansion of (* 4.0 (pow y 2)) in y
0.081 * [taylor]: Taking taylor expansion of 4.0 in y
0.081 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.081 * [taylor]: Taking taylor expansion of y in y
0.081 * [taylor]: Taking taylor expansion of 0 in y
0.081 * [taylor]: Taking taylor expansion of 1 in y
0.081 * [taylor]: Taking taylor expansion of 0 in y
0.082 * [taylor]: Taking taylor expansion of 0 in y
0.082 * [approximate]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in (x y) around 0
0.082 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in y
0.082 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.082 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.082 * [taylor]: Taking taylor expansion of x in y
0.082 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in y
0.082 * [taylor]: Taking taylor expansion of 4.0 in y
0.082 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.082 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.082 * [taylor]: Taking taylor expansion of y in y
0.082 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in x
0.082 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.082 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.082 * [taylor]: Taking taylor expansion of x in x
0.082 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in x
0.082 * [taylor]: Taking taylor expansion of 4.0 in x
0.082 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.082 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.083 * [taylor]: Taking taylor expansion of y in x
0.083 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in x
0.083 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.083 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.083 * [taylor]: Taking taylor expansion of x in x
0.083 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in x
0.083 * [taylor]: Taking taylor expansion of 4.0 in x
0.083 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.083 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.083 * [taylor]: Taking taylor expansion of y in x
0.083 * [taylor]: Taking taylor expansion of 1 in y
0.083 * [taylor]: Taking taylor expansion of 0 in y
0.083 * [taylor]: Taking taylor expansion of (neg (* 4.0 (/ 1 (pow y 2)))) in y
0.083 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in y
0.083 * [taylor]: Taking taylor expansion of 4.0 in y
0.083 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.083 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.083 * [taylor]: Taking taylor expansion of y in y
0.084 * [taylor]: Taking taylor expansion of 0 in y
0.084 * [taylor]: Taking taylor expansion of 0 in y
0.085 * [approximate]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in (x y) around 0
0.085 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in y
0.085 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.085 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.085 * [taylor]: Taking taylor expansion of x in y
0.085 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in y
0.085 * [taylor]: Taking taylor expansion of 4.0 in y
0.085 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.085 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.085 * [taylor]: Taking taylor expansion of y in y
0.085 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in x
0.085 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.085 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.085 * [taylor]: Taking taylor expansion of x in x
0.085 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in x
0.085 * [taylor]: Taking taylor expansion of 4.0 in x
0.085 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.085 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.085 * [taylor]: Taking taylor expansion of y in x
0.086 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in x
0.086 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.086 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.086 * [taylor]: Taking taylor expansion of x in x
0.086 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in x
0.086 * [taylor]: Taking taylor expansion of 4.0 in x
0.086 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.086 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.086 * [taylor]: Taking taylor expansion of y in x
0.086 * [taylor]: Taking taylor expansion of 1 in y
0.086 * [taylor]: Taking taylor expansion of 0 in y
0.086 * [taylor]: Taking taylor expansion of (neg (* 4.0 (/ 1 (pow y 2)))) in y
0.086 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in y
0.086 * [taylor]: Taking taylor expansion of 4.0 in y
0.086 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.086 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.086 * [taylor]: Taking taylor expansion of y in y
0.087 * [taylor]: Taking taylor expansion of 0 in y
0.087 * [taylor]: Taking taylor expansion of 0 in y
0.088 * * * * [progress]: [ 3 / 3 ] generating series at (2 2)
0.088 * [approximate]: Taking taylor expansion of (+ (pow x 2) (* 4.0 (pow y 2))) in (x y) around 0
0.088 * [taylor]: Taking taylor expansion of (+ (pow x 2) (* 4.0 (pow y 2))) in y
0.088 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.088 * [taylor]: Taking taylor expansion of x in y
0.088 * [taylor]: Taking taylor expansion of (* 4.0 (pow y 2)) in y
0.088 * [taylor]: Taking taylor expansion of 4.0 in y
0.088 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.088 * [taylor]: Taking taylor expansion of y in y
0.088 * [taylor]: Taking taylor expansion of (+ (pow x 2) (* 4.0 (pow y 2))) in x
0.088 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.088 * [taylor]: Taking taylor expansion of x in x
0.088 * [taylor]: Taking taylor expansion of (* 4.0 (pow y 2)) in x
0.088 * [taylor]: Taking taylor expansion of 4.0 in x
0.088 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.088 * [taylor]: Taking taylor expansion of y in x
0.088 * [taylor]: Taking taylor expansion of (+ (pow x 2) (* 4.0 (pow y 2))) in x
0.088 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.088 * [taylor]: Taking taylor expansion of x in x
0.088 * [taylor]: Taking taylor expansion of (* 4.0 (pow y 2)) in x
0.088 * [taylor]: Taking taylor expansion of 4.0 in x
0.088 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.088 * [taylor]: Taking taylor expansion of y in x
0.088 * [taylor]: Taking taylor expansion of (* 4.0 (pow y 2)) in y
0.088 * [taylor]: Taking taylor expansion of 4.0 in y
0.088 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.088 * [taylor]: Taking taylor expansion of y in y
0.088 * [taylor]: Taking taylor expansion of 0 in y
0.089 * [taylor]: Taking taylor expansion of 1 in y
0.089 * [taylor]: Taking taylor expansion of 0 in y
0.089 * [taylor]: Taking taylor expansion of 0 in y
0.089 * [approximate]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in (x y) around 0
0.089 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in y
0.089 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.089 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.089 * [taylor]: Taking taylor expansion of x in y
0.090 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in y
0.090 * [taylor]: Taking taylor expansion of 4.0 in y
0.090 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.090 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.090 * [taylor]: Taking taylor expansion of y in y
0.090 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in x
0.090 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.090 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.090 * [taylor]: Taking taylor expansion of x in x
0.090 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in x
0.090 * [taylor]: Taking taylor expansion of 4.0 in x
0.090 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.090 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.090 * [taylor]: Taking taylor expansion of y in x
0.090 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in x
0.090 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.090 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.090 * [taylor]: Taking taylor expansion of x in x
0.090 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in x
0.090 * [taylor]: Taking taylor expansion of 4.0 in x
0.090 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.090 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.090 * [taylor]: Taking taylor expansion of y in x
0.090 * [taylor]: Taking taylor expansion of 1 in y
0.090 * [taylor]: Taking taylor expansion of 0 in y
0.091 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in y
0.091 * [taylor]: Taking taylor expansion of 4.0 in y
0.091 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.091 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.091 * [taylor]: Taking taylor expansion of y in y
0.091 * [taylor]: Taking taylor expansion of 0 in y
0.091 * [taylor]: Taking taylor expansion of 0 in y
0.092 * [approximate]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in (x y) around 0
0.092 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in y
0.092 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.092 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.092 * [taylor]: Taking taylor expansion of x in y
0.092 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in y
0.092 * [taylor]: Taking taylor expansion of 4.0 in y
0.092 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.092 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.092 * [taylor]: Taking taylor expansion of y in y
0.092 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in x
0.092 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.092 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.092 * [taylor]: Taking taylor expansion of x in x
0.092 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in x
0.092 * [taylor]: Taking taylor expansion of 4.0 in x
0.092 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.092 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.092 * [taylor]: Taking taylor expansion of y in x
0.092 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in x
0.093 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.093 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.093 * [taylor]: Taking taylor expansion of x in x
0.093 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in x
0.093 * [taylor]: Taking taylor expansion of 4.0 in x
0.093 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.093 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.093 * [taylor]: Taking taylor expansion of y in x
0.093 * [taylor]: Taking taylor expansion of 1 in y
0.093 * [taylor]: Taking taylor expansion of 0 in y
0.093 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in y
0.093 * [taylor]: Taking taylor expansion of 4.0 in y
0.093 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.093 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.093 * [taylor]: Taking taylor expansion of y in y
0.094 * [taylor]: Taking taylor expansion of 0 in y
0.094 * [taylor]: Taking taylor expansion of 0 in y
0.094 * * * [progress]: simplifying candidates
0.095 * [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)))
0.151 * * [simplify]: iteration  0 :  4979  enodes  (cost  1205 )
0.151 * * [simplify]: iteration  1 :  4979  enodes  (cost  1205 )
0.157 * [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)))))
  (neg (- (* x x) (* y (* y 4.0))))
  (neg (+ (* x x) (* y (* y 4.0))))
  (* x (/ x (+ (* x x) (* y (* y 4.0)))))
  (* y (* y (/ 4.0 (+ (* 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)))) (/ (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)))
0.158 * * * [progress]: adding candidates to table
0.252 * * [progress]: iteration 2 / 4
0.252 * * * [progress]: picking best candidate
0.260 * * * * [pick]: Picked  #<alt (λ (x y) -1.0)>
0.260 * * * [progress]: localizing error
0.262 * * * [progress]: generating rewritten candidates
0.262 * * * [progress]: generating series expansions
0.262 * * * [progress]: simplifying candidates
0.262 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   
0.264 * * [simplify]: iteration  0 :  0  enodes  (cost  0 )
0.264 * [simplify]: Simplified to:
   
0.264 * * * [progress]: adding candidates to table
0.265 * * [progress]: iteration 3 / 4
0.265 * * * [progress]: picking best candidate
0.270 * * * * [pick]: Picked  #<alt (λ (x y) (* (* (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)))))))>
0.270 * * * [progress]: localizing error
0.282 * * * [progress]: generating rewritten candidates
0.282 * * * * [progress]: [ 1 / 4 ] rewriting at (2 2 1)
0.290 * * * * [progress]: [ 2 / 4 ] rewriting at (2 1 2 1)
0.298 * * * * [progress]: [ 3 / 4 ] rewriting at (2 1 1 1)
0.307 * * * * [progress]: [ 4 / 4 ] rewriting at (2 2 1 1)
0.313 * * * [progress]: generating series expansions
0.313 * * * * [progress]: [ 1 / 4 ] generating series at (2 2 1)
0.313 * [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
0.313 * [taylor]: Taking taylor expansion of (/ (- (pow x 2) (* 4.0 (pow y 2))) (+ (pow x 2) (* 4.0 (pow y 2)))) in y
0.313 * [taylor]: Taking taylor expansion of (- (pow x 2) (* 4.0 (pow y 2))) in y
0.313 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.313 * [taylor]: Taking taylor expansion of x in y
0.313 * [taylor]: Taking taylor expansion of (* 4.0 (pow y 2)) in y
0.313 * [taylor]: Taking taylor expansion of 4.0 in y
0.313 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.313 * [taylor]: Taking taylor expansion of y in y
0.314 * [taylor]: Taking taylor expansion of (+ (pow x 2) (* 4.0 (pow y 2))) in y
0.314 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.314 * [taylor]: Taking taylor expansion of x in y
0.314 * [taylor]: Taking taylor expansion of (* 4.0 (pow y 2)) in y
0.314 * [taylor]: Taking taylor expansion of 4.0 in y
0.314 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.314 * [taylor]: Taking taylor expansion of y in y
0.314 * [taylor]: Taking taylor expansion of (/ (- (pow x 2) (* 4.0 (pow y 2))) (+ (pow x 2) (* 4.0 (pow y 2)))) in x
0.314 * [taylor]: Taking taylor expansion of (- (pow x 2) (* 4.0 (pow y 2))) in x
0.314 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.314 * [taylor]: Taking taylor expansion of x in x
0.314 * [taylor]: Taking taylor expansion of (* 4.0 (pow y 2)) in x
0.314 * [taylor]: Taking taylor expansion of 4.0 in x
0.314 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.314 * [taylor]: Taking taylor expansion of y in x
0.314 * [taylor]: Taking taylor expansion of (+ (pow x 2) (* 4.0 (pow y 2))) in x
0.314 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.314 * [taylor]: Taking taylor expansion of x in x
0.314 * [taylor]: Taking taylor expansion of (* 4.0 (pow y 2)) in x
0.314 * [taylor]: Taking taylor expansion of 4.0 in x
0.314 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.314 * [taylor]: Taking taylor expansion of y in x
0.315 * [taylor]: Taking taylor expansion of (/ (- (pow x 2) (* 4.0 (pow y 2))) (+ (pow x 2) (* 4.0 (pow y 2)))) in x
0.315 * [taylor]: Taking taylor expansion of (- (pow x 2) (* 4.0 (pow y 2))) in x
0.315 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.315 * [taylor]: Taking taylor expansion of x in x
0.315 * [taylor]: Taking taylor expansion of (* 4.0 (pow y 2)) in x
0.315 * [taylor]: Taking taylor expansion of 4.0 in x
0.315 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.315 * [taylor]: Taking taylor expansion of y in x
0.315 * [taylor]: Taking taylor expansion of (+ (pow x 2) (* 4.0 (pow y 2))) in x
0.315 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.315 * [taylor]: Taking taylor expansion of x in x
0.315 * [taylor]: Taking taylor expansion of (* 4.0 (pow y 2)) in x
0.315 * [taylor]: Taking taylor expansion of 4.0 in x
0.315 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.315 * [taylor]: Taking taylor expansion of y in x
0.315 * [taylor]: Taking taylor expansion of -1.0 in y
0.316 * [taylor]: Taking taylor expansion of 0 in y
0.316 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 (pow y 2))) in y
0.316 * [taylor]: Taking taylor expansion of 0.5 in y
0.316 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.316 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.316 * [taylor]: Taking taylor expansion of y in y
0.317 * [taylor]: Taking taylor expansion of 0 in y
0.317 * [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
0.317 * [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
0.317 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in y
0.318 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.318 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.318 * [taylor]: Taking taylor expansion of x in y
0.318 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in y
0.318 * [taylor]: Taking taylor expansion of 4.0 in y
0.318 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.318 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.318 * [taylor]: Taking taylor expansion of y in y
0.318 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in y
0.318 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.318 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.318 * [taylor]: Taking taylor expansion of x in y
0.318 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in y
0.318 * [taylor]: Taking taylor expansion of 4.0 in y
0.318 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.318 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.318 * [taylor]: Taking taylor expansion of y in y
0.318 * [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
0.318 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in x
0.318 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.318 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.318 * [taylor]: Taking taylor expansion of x in x
0.318 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in x
0.318 * [taylor]: Taking taylor expansion of 4.0 in x
0.318 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.318 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.318 * [taylor]: Taking taylor expansion of y in x
0.318 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in x
0.318 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.318 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.318 * [taylor]: Taking taylor expansion of x in x
0.318 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in x
0.318 * [taylor]: Taking taylor expansion of 4.0 in x
0.318 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.318 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.319 * [taylor]: Taking taylor expansion of y in x
0.319 * [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
0.319 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in x
0.319 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.319 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.319 * [taylor]: Taking taylor expansion of x in x
0.319 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in x
0.319 * [taylor]: Taking taylor expansion of 4.0 in x
0.319 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.319 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.319 * [taylor]: Taking taylor expansion of y in x
0.319 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in x
0.319 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.319 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.319 * [taylor]: Taking taylor expansion of x in x
0.319 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in x
0.319 * [taylor]: Taking taylor expansion of 4.0 in x
0.319 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.319 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.319 * [taylor]: Taking taylor expansion of y in x
0.319 * [taylor]: Taking taylor expansion of 1 in y
0.319 * [taylor]: Taking taylor expansion of 0 in y
0.320 * [taylor]: Taking taylor expansion of (neg (* 8.0 (/ 1 (pow y 2)))) in y
0.320 * [taylor]: Taking taylor expansion of (* 8.0 (/ 1 (pow y 2))) in y
0.320 * [taylor]: Taking taylor expansion of 8.0 in y
0.320 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.320 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.320 * [taylor]: Taking taylor expansion of y in y
0.321 * [taylor]: Taking taylor expansion of 0 in y
0.322 * [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
0.322 * [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
0.322 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in y
0.322 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.322 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.322 * [taylor]: Taking taylor expansion of x in y
0.322 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in y
0.322 * [taylor]: Taking taylor expansion of 4.0 in y
0.322 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.322 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.322 * [taylor]: Taking taylor expansion of y in y
0.322 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in y
0.322 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.322 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.322 * [taylor]: Taking taylor expansion of x in y
0.323 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in y
0.323 * [taylor]: Taking taylor expansion of 4.0 in y
0.323 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.323 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.323 * [taylor]: Taking taylor expansion of y in y
0.323 * [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
0.323 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in x
0.323 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.323 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.323 * [taylor]: Taking taylor expansion of x in x
0.323 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in x
0.323 * [taylor]: Taking taylor expansion of 4.0 in x
0.323 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.323 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.323 * [taylor]: Taking taylor expansion of y in x
0.323 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in x
0.323 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.323 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.323 * [taylor]: Taking taylor expansion of x in x
0.323 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in x
0.323 * [taylor]: Taking taylor expansion of 4.0 in x
0.323 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.323 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.323 * [taylor]: Taking taylor expansion of y in x
0.323 * [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
0.323 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in x
0.323 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.323 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.323 * [taylor]: Taking taylor expansion of x in x
0.323 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in x
0.323 * [taylor]: Taking taylor expansion of 4.0 in x
0.323 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.323 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.323 * [taylor]: Taking taylor expansion of y in x
0.324 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in x
0.324 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.324 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.324 * [taylor]: Taking taylor expansion of x in x
0.324 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in x
0.324 * [taylor]: Taking taylor expansion of 4.0 in x
0.324 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.324 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.324 * [taylor]: Taking taylor expansion of y in x
0.324 * [taylor]: Taking taylor expansion of 1 in y
0.324 * [taylor]: Taking taylor expansion of 0 in y
0.325 * [taylor]: Taking taylor expansion of (neg (* 8.0 (/ 1 (pow y 2)))) in y
0.325 * [taylor]: Taking taylor expansion of (* 8.0 (/ 1 (pow y 2))) in y
0.325 * [taylor]: Taking taylor expansion of 8.0 in y
0.325 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.325 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.325 * [taylor]: Taking taylor expansion of y in y
0.326 * [taylor]: Taking taylor expansion of 0 in y
0.326 * * * * [progress]: [ 2 / 4 ] generating series at (2 1 2 1)
0.326 * [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
0.326 * [taylor]: Taking taylor expansion of (/ (- (pow x 2) (* 4.0 (pow y 2))) (+ (pow x 2) (* 4.0 (pow y 2)))) in y
0.326 * [taylor]: Taking taylor expansion of (- (pow x 2) (* 4.0 (pow y 2))) in y
0.326 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.326 * [taylor]: Taking taylor expansion of x in y
0.326 * [taylor]: Taking taylor expansion of (* 4.0 (pow y 2)) in y
0.326 * [taylor]: Taking taylor expansion of 4.0 in y
0.326 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.326 * [taylor]: Taking taylor expansion of y in y
0.326 * [taylor]: Taking taylor expansion of (+ (pow x 2) (* 4.0 (pow y 2))) in y
0.326 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.326 * [taylor]: Taking taylor expansion of x in y
0.326 * [taylor]: Taking taylor expansion of (* 4.0 (pow y 2)) in y
0.326 * [taylor]: Taking taylor expansion of 4.0 in y
0.326 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.326 * [taylor]: Taking taylor expansion of y in y
0.327 * [taylor]: Taking taylor expansion of (/ (- (pow x 2) (* 4.0 (pow y 2))) (+ (pow x 2) (* 4.0 (pow y 2)))) in x
0.327 * [taylor]: Taking taylor expansion of (- (pow x 2) (* 4.0 (pow y 2))) in x
0.327 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.327 * [taylor]: Taking taylor expansion of x in x
0.327 * [taylor]: Taking taylor expansion of (* 4.0 (pow y 2)) in x
0.327 * [taylor]: Taking taylor expansion of 4.0 in x
0.327 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.327 * [taylor]: Taking taylor expansion of y in x
0.327 * [taylor]: Taking taylor expansion of (+ (pow x 2) (* 4.0 (pow y 2))) in x
0.327 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.327 * [taylor]: Taking taylor expansion of x in x
0.327 * [taylor]: Taking taylor expansion of (* 4.0 (pow y 2)) in x
0.327 * [taylor]: Taking taylor expansion of 4.0 in x
0.327 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.327 * [taylor]: Taking taylor expansion of y in x
0.327 * [taylor]: Taking taylor expansion of (/ (- (pow x 2) (* 4.0 (pow y 2))) (+ (pow x 2) (* 4.0 (pow y 2)))) in x
0.327 * [taylor]: Taking taylor expansion of (- (pow x 2) (* 4.0 (pow y 2))) in x
0.327 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.327 * [taylor]: Taking taylor expansion of x in x
0.327 * [taylor]: Taking taylor expansion of (* 4.0 (pow y 2)) in x
0.327 * [taylor]: Taking taylor expansion of 4.0 in x
0.327 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.328 * [taylor]: Taking taylor expansion of y in x
0.328 * [taylor]: Taking taylor expansion of (+ (pow x 2) (* 4.0 (pow y 2))) in x
0.328 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.328 * [taylor]: Taking taylor expansion of x in x
0.328 * [taylor]: Taking taylor expansion of (* 4.0 (pow y 2)) in x
0.328 * [taylor]: Taking taylor expansion of 4.0 in x
0.328 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.328 * [taylor]: Taking taylor expansion of y in x
0.328 * [taylor]: Taking taylor expansion of -1.0 in y
0.328 * [taylor]: Taking taylor expansion of 0 in y
0.329 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 (pow y 2))) in y
0.329 * [taylor]: Taking taylor expansion of 0.5 in y
0.329 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.329 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.329 * [taylor]: Taking taylor expansion of y in y
0.330 * [taylor]: Taking taylor expansion of 0 in y
0.330 * [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
0.330 * [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
0.330 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in y
0.330 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.330 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.330 * [taylor]: Taking taylor expansion of x in y
0.330 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in y
0.330 * [taylor]: Taking taylor expansion of 4.0 in y
0.330 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.330 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.330 * [taylor]: Taking taylor expansion of y in y
0.330 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in y
0.330 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.330 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.330 * [taylor]: Taking taylor expansion of x in y
0.331 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in y
0.331 * [taylor]: Taking taylor expansion of 4.0 in y
0.331 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.331 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.331 * [taylor]: Taking taylor expansion of y in y
0.331 * [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
0.331 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in x
0.331 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.331 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.331 * [taylor]: Taking taylor expansion of x in x
0.331 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in x
0.331 * [taylor]: Taking taylor expansion of 4.0 in x
0.331 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.331 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.331 * [taylor]: Taking taylor expansion of y in x
0.331 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in x
0.331 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.331 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.331 * [taylor]: Taking taylor expansion of x in x
0.331 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in x
0.331 * [taylor]: Taking taylor expansion of 4.0 in x
0.331 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.331 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.331 * [taylor]: Taking taylor expansion of y in x
0.331 * [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
0.331 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in x
0.331 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.331 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.331 * [taylor]: Taking taylor expansion of x in x
0.331 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in x
0.331 * [taylor]: Taking taylor expansion of 4.0 in x
0.331 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.331 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.332 * [taylor]: Taking taylor expansion of y in x
0.332 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in x
0.332 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.332 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.332 * [taylor]: Taking taylor expansion of x in x
0.332 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in x
0.332 * [taylor]: Taking taylor expansion of 4.0 in x
0.332 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.332 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.332 * [taylor]: Taking taylor expansion of y in x
0.332 * [taylor]: Taking taylor expansion of 1 in y
0.332 * [taylor]: Taking taylor expansion of 0 in y
0.333 * [taylor]: Taking taylor expansion of (neg (* 8.0 (/ 1 (pow y 2)))) in y
0.333 * [taylor]: Taking taylor expansion of (* 8.0 (/ 1 (pow y 2))) in y
0.333 * [taylor]: Taking taylor expansion of 8.0 in y
0.333 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.333 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.333 * [taylor]: Taking taylor expansion of y in y
0.334 * [taylor]: Taking taylor expansion of 0 in y
0.334 * [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
0.334 * [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
0.334 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in y
0.334 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.334 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.334 * [taylor]: Taking taylor expansion of x in y
0.334 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in y
0.334 * [taylor]: Taking taylor expansion of 4.0 in y
0.334 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.334 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.334 * [taylor]: Taking taylor expansion of y in y
0.335 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in y
0.335 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.335 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.335 * [taylor]: Taking taylor expansion of x in y
0.335 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in y
0.335 * [taylor]: Taking taylor expansion of 4.0 in y
0.335 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.335 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.335 * [taylor]: Taking taylor expansion of y in y
0.335 * [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
0.335 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in x
0.335 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.335 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.335 * [taylor]: Taking taylor expansion of x in x
0.335 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in x
0.335 * [taylor]: Taking taylor expansion of 4.0 in x
0.335 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.335 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.335 * [taylor]: Taking taylor expansion of y in x
0.335 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in x
0.335 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.335 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.335 * [taylor]: Taking taylor expansion of x in x
0.335 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in x
0.335 * [taylor]: Taking taylor expansion of 4.0 in x
0.335 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.335 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.335 * [taylor]: Taking taylor expansion of y in x
0.335 * [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
0.335 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in x
0.335 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.335 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.335 * [taylor]: Taking taylor expansion of x in x
0.336 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in x
0.336 * [taylor]: Taking taylor expansion of 4.0 in x
0.336 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.336 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.336 * [taylor]: Taking taylor expansion of y in x
0.336 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in x
0.336 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.336 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.336 * [taylor]: Taking taylor expansion of x in x
0.336 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in x
0.336 * [taylor]: Taking taylor expansion of 4.0 in x
0.336 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.336 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.336 * [taylor]: Taking taylor expansion of y in x
0.336 * [taylor]: Taking taylor expansion of 1 in y
0.336 * [taylor]: Taking taylor expansion of 0 in y
0.337 * [taylor]: Taking taylor expansion of (neg (* 8.0 (/ 1 (pow y 2)))) in y
0.337 * [taylor]: Taking taylor expansion of (* 8.0 (/ 1 (pow y 2))) in y
0.337 * [taylor]: Taking taylor expansion of 8.0 in y
0.337 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.337 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.337 * [taylor]: Taking taylor expansion of y in y
0.338 * [taylor]: Taking taylor expansion of 0 in y
0.338 * * * * [progress]: [ 3 / 4 ] generating series at (2 1 1 1)
0.338 * [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
0.338 * [taylor]: Taking taylor expansion of (/ (- (pow x 2) (* 4.0 (pow y 2))) (+ (pow x 2) (* 4.0 (pow y 2)))) in y
0.338 * [taylor]: Taking taylor expansion of (- (pow x 2) (* 4.0 (pow y 2))) in y
0.338 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.338 * [taylor]: Taking taylor expansion of x in y
0.338 * [taylor]: Taking taylor expansion of (* 4.0 (pow y 2)) in y
0.338 * [taylor]: Taking taylor expansion of 4.0 in y
0.338 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.338 * [taylor]: Taking taylor expansion of y in y
0.338 * [taylor]: Taking taylor expansion of (+ (pow x 2) (* 4.0 (pow y 2))) in y
0.338 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.338 * [taylor]: Taking taylor expansion of x in y
0.338 * [taylor]: Taking taylor expansion of (* 4.0 (pow y 2)) in y
0.338 * [taylor]: Taking taylor expansion of 4.0 in y
0.339 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.339 * [taylor]: Taking taylor expansion of y in y
0.339 * [taylor]: Taking taylor expansion of (/ (- (pow x 2) (* 4.0 (pow y 2))) (+ (pow x 2) (* 4.0 (pow y 2)))) in x
0.339 * [taylor]: Taking taylor expansion of (- (pow x 2) (* 4.0 (pow y 2))) in x
0.339 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.339 * [taylor]: Taking taylor expansion of x in x
0.339 * [taylor]: Taking taylor expansion of (* 4.0 (pow y 2)) in x
0.339 * [taylor]: Taking taylor expansion of 4.0 in x
0.339 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.339 * [taylor]: Taking taylor expansion of y in x
0.339 * [taylor]: Taking taylor expansion of (+ (pow x 2) (* 4.0 (pow y 2))) in x
0.339 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.339 * [taylor]: Taking taylor expansion of x in x
0.339 * [taylor]: Taking taylor expansion of (* 4.0 (pow y 2)) in x
0.339 * [taylor]: Taking taylor expansion of 4.0 in x
0.339 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.339 * [taylor]: Taking taylor expansion of y in x
0.339 * [taylor]: Taking taylor expansion of (/ (- (pow x 2) (* 4.0 (pow y 2))) (+ (pow x 2) (* 4.0 (pow y 2)))) in x
0.340 * [taylor]: Taking taylor expansion of (- (pow x 2) (* 4.0 (pow y 2))) in x
0.340 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.340 * [taylor]: Taking taylor expansion of x in x
0.340 * [taylor]: Taking taylor expansion of (* 4.0 (pow y 2)) in x
0.340 * [taylor]: Taking taylor expansion of 4.0 in x
0.340 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.340 * [taylor]: Taking taylor expansion of y in x
0.340 * [taylor]: Taking taylor expansion of (+ (pow x 2) (* 4.0 (pow y 2))) in x
0.340 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.340 * [taylor]: Taking taylor expansion of x in x
0.340 * [taylor]: Taking taylor expansion of (* 4.0 (pow y 2)) in x
0.340 * [taylor]: Taking taylor expansion of 4.0 in x
0.340 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.340 * [taylor]: Taking taylor expansion of y in x
0.340 * [taylor]: Taking taylor expansion of -1.0 in y
0.341 * [taylor]: Taking taylor expansion of 0 in y
0.341 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 (pow y 2))) in y
0.341 * [taylor]: Taking taylor expansion of 0.5 in y
0.341 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.341 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.341 * [taylor]: Taking taylor expansion of y in y
0.342 * [taylor]: Taking taylor expansion of 0 in y
0.342 * [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
0.342 * [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
0.342 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in y
0.342 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.342 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.342 * [taylor]: Taking taylor expansion of x in y
0.342 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in y
0.343 * [taylor]: Taking taylor expansion of 4.0 in y
0.343 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.343 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.343 * [taylor]: Taking taylor expansion of y in y
0.343 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in y
0.343 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.343 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.343 * [taylor]: Taking taylor expansion of x in y
0.343 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in y
0.343 * [taylor]: Taking taylor expansion of 4.0 in y
0.343 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.343 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.343 * [taylor]: Taking taylor expansion of y in y
0.343 * [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
0.343 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in x
0.343 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.343 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.343 * [taylor]: Taking taylor expansion of x in x
0.343 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in x
0.343 * [taylor]: Taking taylor expansion of 4.0 in x
0.343 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.343 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.343 * [taylor]: Taking taylor expansion of y in x
0.343 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in x
0.343 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.343 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.343 * [taylor]: Taking taylor expansion of x in x
0.343 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in x
0.343 * [taylor]: Taking taylor expansion of 4.0 in x
0.343 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.343 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.343 * [taylor]: Taking taylor expansion of y in x
0.344 * [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
0.344 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in x
0.344 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.344 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.344 * [taylor]: Taking taylor expansion of x in x
0.344 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in x
0.344 * [taylor]: Taking taylor expansion of 4.0 in x
0.344 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.344 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.344 * [taylor]: Taking taylor expansion of y in x
0.344 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in x
0.344 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.344 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.344 * [taylor]: Taking taylor expansion of x in x
0.344 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in x
0.344 * [taylor]: Taking taylor expansion of 4.0 in x
0.344 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.344 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.344 * [taylor]: Taking taylor expansion of y in x
0.344 * [taylor]: Taking taylor expansion of 1 in y
0.344 * [taylor]: Taking taylor expansion of 0 in y
0.345 * [taylor]: Taking taylor expansion of (neg (* 8.0 (/ 1 (pow y 2)))) in y
0.345 * [taylor]: Taking taylor expansion of (* 8.0 (/ 1 (pow y 2))) in y
0.345 * [taylor]: Taking taylor expansion of 8.0 in y
0.345 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.345 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.345 * [taylor]: Taking taylor expansion of y in y
0.346 * [taylor]: Taking taylor expansion of 0 in y
0.346 * [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
0.346 * [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
0.346 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in y
0.346 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.346 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.346 * [taylor]: Taking taylor expansion of x in y
0.347 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in y
0.347 * [taylor]: Taking taylor expansion of 4.0 in y
0.347 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.347 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.347 * [taylor]: Taking taylor expansion of y in y
0.347 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in y
0.347 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.347 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.347 * [taylor]: Taking taylor expansion of x in y
0.347 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in y
0.347 * [taylor]: Taking taylor expansion of 4.0 in y
0.347 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.347 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.347 * [taylor]: Taking taylor expansion of y in y
0.347 * [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
0.347 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in x
0.347 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.347 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.347 * [taylor]: Taking taylor expansion of x in x
0.347 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in x
0.347 * [taylor]: Taking taylor expansion of 4.0 in x
0.347 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.347 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.347 * [taylor]: Taking taylor expansion of y in x
0.347 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in x
0.347 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.347 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.347 * [taylor]: Taking taylor expansion of x in x
0.347 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in x
0.347 * [taylor]: Taking taylor expansion of 4.0 in x
0.347 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.347 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.347 * [taylor]: Taking taylor expansion of y in x
0.348 * [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
0.348 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in x
0.348 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.348 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.348 * [taylor]: Taking taylor expansion of x in x
0.348 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in x
0.348 * [taylor]: Taking taylor expansion of 4.0 in x
0.348 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.348 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.348 * [taylor]: Taking taylor expansion of y in x
0.348 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in x
0.348 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.348 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.348 * [taylor]: Taking taylor expansion of x in x
0.348 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in x
0.348 * [taylor]: Taking taylor expansion of 4.0 in x
0.348 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.348 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.348 * [taylor]: Taking taylor expansion of y in x
0.348 * [taylor]: Taking taylor expansion of 1 in y
0.348 * [taylor]: Taking taylor expansion of 0 in y
0.349 * [taylor]: Taking taylor expansion of (neg (* 8.0 (/ 1 (pow y 2)))) in y
0.349 * [taylor]: Taking taylor expansion of (* 8.0 (/ 1 (pow y 2))) in y
0.349 * [taylor]: Taking taylor expansion of 8.0 in y
0.349 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.349 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.349 * [taylor]: Taking taylor expansion of y in y
0.350 * [taylor]: Taking taylor expansion of 0 in y
0.350 * * * * [progress]: [ 4 / 4 ] generating series at (2 2 1 1)
0.350 * [approximate]: Taking taylor expansion of (- (pow x 2) (* 4.0 (pow y 2))) in (x y) around 0
0.350 * [taylor]: Taking taylor expansion of (- (pow x 2) (* 4.0 (pow y 2))) in y
0.350 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.350 * [taylor]: Taking taylor expansion of x in y
0.350 * [taylor]: Taking taylor expansion of (* 4.0 (pow y 2)) in y
0.350 * [taylor]: Taking taylor expansion of 4.0 in y
0.350 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.350 * [taylor]: Taking taylor expansion of y in y
0.351 * [taylor]: Taking taylor expansion of (- (pow x 2) (* 4.0 (pow y 2))) in x
0.351 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.351 * [taylor]: Taking taylor expansion of x in x
0.351 * [taylor]: Taking taylor expansion of (* 4.0 (pow y 2)) in x
0.351 * [taylor]: Taking taylor expansion of 4.0 in x
0.351 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.351 * [taylor]: Taking taylor expansion of y in x
0.351 * [taylor]: Taking taylor expansion of (- (pow x 2) (* 4.0 (pow y 2))) in x
0.351 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.351 * [taylor]: Taking taylor expansion of x in x
0.351 * [taylor]: Taking taylor expansion of (* 4.0 (pow y 2)) in x
0.351 * [taylor]: Taking taylor expansion of 4.0 in x
0.351 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.351 * [taylor]: Taking taylor expansion of y in x
0.351 * [taylor]: Taking taylor expansion of (neg (* 4.0 (pow y 2))) in y
0.351 * [taylor]: Taking taylor expansion of (* 4.0 (pow y 2)) in y
0.351 * [taylor]: Taking taylor expansion of 4.0 in y
0.351 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.351 * [taylor]: Taking taylor expansion of y in y
0.351 * [taylor]: Taking taylor expansion of 0 in y
0.351 * [taylor]: Taking taylor expansion of 1 in y
0.352 * [taylor]: Taking taylor expansion of 0 in y
0.354 * [taylor]: Taking taylor expansion of 0 in y
0.354 * [approximate]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in (x y) around 0
0.354 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in y
0.354 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.355 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.355 * [taylor]: Taking taylor expansion of x in y
0.355 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in y
0.355 * [taylor]: Taking taylor expansion of 4.0 in y
0.355 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.355 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.355 * [taylor]: Taking taylor expansion of y in y
0.355 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in x
0.355 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.355 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.355 * [taylor]: Taking taylor expansion of x in x
0.355 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in x
0.355 * [taylor]: Taking taylor expansion of 4.0 in x
0.355 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.355 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.355 * [taylor]: Taking taylor expansion of y in x
0.355 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in x
0.355 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.355 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.355 * [taylor]: Taking taylor expansion of x in x
0.355 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in x
0.355 * [taylor]: Taking taylor expansion of 4.0 in x
0.355 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.355 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.355 * [taylor]: Taking taylor expansion of y in x
0.355 * [taylor]: Taking taylor expansion of 1 in y
0.355 * [taylor]: Taking taylor expansion of 0 in y
0.356 * [taylor]: Taking taylor expansion of (neg (* 4.0 (/ 1 (pow y 2)))) in y
0.356 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in y
0.356 * [taylor]: Taking taylor expansion of 4.0 in y
0.356 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.356 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.356 * [taylor]: Taking taylor expansion of y in y
0.356 * [taylor]: Taking taylor expansion of 0 in y
0.357 * [taylor]: Taking taylor expansion of 0 in y
0.357 * [approximate]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in (x y) around 0
0.357 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in y
0.357 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.357 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.357 * [taylor]: Taking taylor expansion of x in y
0.357 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in y
0.357 * [taylor]: Taking taylor expansion of 4.0 in y
0.357 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.357 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.357 * [taylor]: Taking taylor expansion of y in y
0.357 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in x
0.358 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.358 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.358 * [taylor]: Taking taylor expansion of x in x
0.358 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in x
0.358 * [taylor]: Taking taylor expansion of 4.0 in x
0.358 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.358 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.358 * [taylor]: Taking taylor expansion of y in x
0.358 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (pow y 2)))) in x
0.358 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.358 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.358 * [taylor]: Taking taylor expansion of x in x
0.358 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in x
0.358 * [taylor]: Taking taylor expansion of 4.0 in x
0.358 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.358 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.358 * [taylor]: Taking taylor expansion of y in x
0.358 * [taylor]: Taking taylor expansion of 1 in y
0.358 * [taylor]: Taking taylor expansion of 0 in y
0.358 * [taylor]: Taking taylor expansion of (neg (* 4.0 (/ 1 (pow y 2)))) in y
0.358 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow y 2))) in y
0.358 * [taylor]: Taking taylor expansion of 4.0 in y
0.359 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.359 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.359 * [taylor]: Taking taylor expansion of y in y
0.359 * [taylor]: Taking taylor expansion of 0 in y
0.359 * [taylor]: Taking taylor expansion of 0 in y
0.360 * * * [progress]: simplifying candidates
0.362 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (- (log (- (* x x) (* y (* y 4.0)))) (log (+ (* 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)))))
  (/ (* (* (- (* 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)))))
  (* (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)))))
  (* (* (/ (- (* 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)))))
  (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)))))
  (neg (- (* x x) (* y (* y 4.0))))
  (neg (+ (* x x) (* y (* y 4.0))))
  (/ (* x x) (+ (* x x) (* y (* y 4.0))))
  (/ (* y (* y 4.0)) (+ (* x x) (* y (* y 4.0))))
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0.396 * * [simplify]: iteration  0 :  5046  enodes  (cost  2758 )
0.405 * [simplify]: Simplified to:
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  (* x (/ x (+ (* x x) (* y (* y 4.0)))))
  (* (* y 4.0) (/ y (+ (* 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)))) (/ (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 (* 4.0 (pow y 4))))
  (+ (* x x) (* y (* y 4.0)))
  -1.0
  1
  1
  -1.0
  1
  1
  -1.0
  1
  1
  (- (* x x) (* y (* y 4.0)))
  (- (* x x) (* y (* y 4.0)))
  (- (* x x) (* y (* y 4.0)))
0.406 * * * [progress]: adding candidates to table
0.809 * * [progress]: iteration 4 / 4
0.809 * * * [progress]: picking best candidate
0.812 * * * * [pick]: Picked  #<alt (λ (x y) 1)>
0.812 * * * [progress]: localizing error
0.813 * * * [progress]: generating rewritten candidates
0.813 * * * [progress]: generating series expansions
0.813 * * * [progress]: simplifying candidates
0.813 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   
0.816 * * [simplify]: iteration  0 :  0  enodes  (cost  0 )
0.817 * [simplify]: Simplified to:
   
0.817 * * * [progress]: adding candidates to table
0.817 * [progress]: [Phase 3 of 3] Extracting.
0.817 * * [regime]: Finding splitpoints for: (#<alt (λ (x y) (* (* (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)))))))> #<alt (λ (x y) -1.0)> #<alt (λ (x y) 1)>)
0.818 * * * [regime-changes]: Trying 3 branch expressions: ((* x x) y x)
0.818 * * * * [regimes]: Trying to branch on (* x x) from (#<alt (λ (x y) (* (* (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)))))))> #<alt (λ (x y) -1.0)> #<alt (λ (x y) 1)>)
0.886 * * * * [regimes]: Trying to branch on y from (#<alt (λ (x y) (* (* (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)))))))> #<alt (λ (x y) -1.0)> #<alt (λ (x y) 1)>)
0.944 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x y) (* (* (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)))))))> #<alt (λ (x y) -1.0)> #<alt (λ (x y) 1)>)
0.994 * * * [regime]: Found split indices: #<option (#s(si 2 55) #s(si 0 92) #s(si 1 187) #s(si 2 255))>
0.995 * [binary-search]: Improving bounds with binary search for x and (#<alt (λ (x y) (* (* (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)))))))> #<alt (λ (x y) -1.0)> #<alt (λ (x y) 1)>)
1.100 * [regimes]: Found splitpoints: (#s(sp 2 x -1.562677435478573e+66) #s(sp 0 x -1.5903507189964488e-146) #s(sp 1 x 6.024154874485346e+21) #s(sp 2 x +nan.0)) , with alts (#<alt (λ (x y) (* (* (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)))))))> #<alt (λ (x y) -1.0)> #<alt (λ (x y) 1)>)
1.100 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (if (<= x -1.562677435478573e+66) 1 (if (<= x -1.5903507189964488e-146) (* (* (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)))))) (if (<= x 6.024154874485346e+21) -1.0 1)))
1.101 * * [simplify]: iteration  0 :  28  enodes  (cost  77 )
1.101 * * [simplify]: iteration  1 :  28  enodes  (cost  77 )
1.101 * [simplify]: Simplified to:
   (if (<= x -1.562677435478573e+66) 1 (if (<= x -1.5903507189964488e-146) (* (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))))))) (if (<= x 6.024154874485346e+21) -1.0 1)))
1.972 * [regime-testing]: End program error score: 14.496306133970768
2.090 * [regime-testing]: Target error score: 31.276903282461927