13.527 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.030 * * * [progress]: [2/2] Setting up program.
0.033 * [progress]: [Phase 2 of 3] Improving.
0.033 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (/ (* (- x y) (+ x y)) (+ (* x x) (* y y)))
0.147 * * [simplify]: iteration  0 :  4897  enodes  (cost  15 )
0.148 * * [simplify]: iteration  1 :  4897  enodes  (cost  15 )
0.148 * [simplify]: Simplified to:
   (* (- x y) (/ (+ x y) (+ (* x x) (* y y))))
0.151 * * [progress]: iteration 1 / 4
0.151 * * * [progress]: picking best candidate
0.159 * * * * [pick]: Picked  #<alt (λ (x y) (/ (* (- x y) (+ x y)) (+ (* x x) (* y y))))>
0.159 * * * [progress]: localizing error
0.167 * * * [progress]: generating rewritten candidates
0.167 * * * * [progress]: [ 1 / 2 ] rewriting at (2)
0.179 * * * * [progress]: [ 2 / 2 ] rewriting at (2 2)
0.184 * * * [progress]: generating series expansions
0.184 * * * * [progress]: [ 1 / 2 ] generating series at (2)
0.185 * [approximate]: Taking taylor expansion of (/ (* (+ x y) (- x y)) (+ (pow x 2) (pow y 2))) in (x y) around 0
0.185 * [taylor]: Taking taylor expansion of (/ (* (+ x y) (- x y)) (+ (pow x 2) (pow y 2))) in y
0.185 * [taylor]: Taking taylor expansion of (* (+ x y) (- x y)) in y
0.185 * [taylor]: Taking taylor expansion of (+ x y) in y
0.185 * [taylor]: Taking taylor expansion of x in y
0.185 * [taylor]: Taking taylor expansion of y in y
0.185 * [taylor]: Taking taylor expansion of (- x y) in y
0.185 * [taylor]: Taking taylor expansion of x in y
0.185 * [taylor]: Taking taylor expansion of y in y
0.185 * [taylor]: Taking taylor expansion of (+ (pow x 2) (pow y 2)) in y
0.185 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.185 * [taylor]: Taking taylor expansion of x in y
0.185 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.185 * [taylor]: Taking taylor expansion of y in y
0.185 * [taylor]: Taking taylor expansion of (/ (* (+ x y) (- x y)) (+ (pow x 2) (pow y 2))) in x
0.185 * [taylor]: Taking taylor expansion of (* (+ x y) (- x y)) in x
0.185 * [taylor]: Taking taylor expansion of (+ x y) in x
0.185 * [taylor]: Taking taylor expansion of x in x
0.185 * [taylor]: Taking taylor expansion of y in x
0.185 * [taylor]: Taking taylor expansion of (- x y) in x
0.185 * [taylor]: Taking taylor expansion of x in x
0.185 * [taylor]: Taking taylor expansion of y in x
0.185 * [taylor]: Taking taylor expansion of (+ (pow x 2) (pow y 2)) in x
0.185 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.185 * [taylor]: Taking taylor expansion of x in x
0.185 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.185 * [taylor]: Taking taylor expansion of y in x
0.185 * [taylor]: Taking taylor expansion of (/ (* (+ x y) (- x y)) (+ (pow x 2) (pow y 2))) in x
0.185 * [taylor]: Taking taylor expansion of (* (+ x y) (- x y)) in x
0.186 * [taylor]: Taking taylor expansion of (+ x y) in x
0.186 * [taylor]: Taking taylor expansion of x in x
0.186 * [taylor]: Taking taylor expansion of y in x
0.186 * [taylor]: Taking taylor expansion of (- x y) in x
0.186 * [taylor]: Taking taylor expansion of x in x
0.186 * [taylor]: Taking taylor expansion of y in x
0.186 * [taylor]: Taking taylor expansion of (+ (pow x 2) (pow y 2)) in x
0.186 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.186 * [taylor]: Taking taylor expansion of x in x
0.186 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.186 * [taylor]: Taking taylor expansion of y in x
0.186 * [taylor]: Taking taylor expansion of -1 in y
0.186 * [taylor]: Taking taylor expansion of 0 in y
0.187 * [taylor]: Taking taylor expansion of (* 2 (/ 1 (pow y 2))) in y
0.187 * [taylor]: Taking taylor expansion of 2 in y
0.187 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.187 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.187 * [taylor]: Taking taylor expansion of y in y
0.187 * [taylor]: Taking taylor expansion of 0 in y
0.188 * [approximate]: Taking taylor expansion of (/ (* (- (/ 1 x) (/ 1 y)) (+ (/ 1 y) (/ 1 x))) (+ (/ 1 (pow x 2)) (/ 1 (pow y 2)))) in (x y) around 0
0.188 * [taylor]: Taking taylor expansion of (/ (* (- (/ 1 x) (/ 1 y)) (+ (/ 1 y) (/ 1 x))) (+ (/ 1 (pow x 2)) (/ 1 (pow y 2)))) in y
0.188 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) (+ (/ 1 y) (/ 1 x))) in y
0.188 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in y
0.188 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.188 * [taylor]: Taking taylor expansion of x in y
0.188 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.188 * [taylor]: Taking taylor expansion of y in y
0.188 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in y
0.188 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.188 * [taylor]: Taking taylor expansion of y in y
0.188 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.188 * [taylor]: Taking taylor expansion of x in y
0.188 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 (pow y 2))) in y
0.188 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.188 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.188 * [taylor]: Taking taylor expansion of x in y
0.188 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.188 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.188 * [taylor]: Taking taylor expansion of y in y
0.188 * [taylor]: Taking taylor expansion of (/ (* (- (/ 1 x) (/ 1 y)) (+ (/ 1 y) (/ 1 x))) (+ (/ 1 (pow x 2)) (/ 1 (pow y 2)))) in x
0.188 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) (+ (/ 1 y) (/ 1 x))) in x
0.188 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x
0.188 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.188 * [taylor]: Taking taylor expansion of x in x
0.188 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.188 * [taylor]: Taking taylor expansion of y in x
0.188 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.188 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.188 * [taylor]: Taking taylor expansion of y in x
0.189 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.189 * [taylor]: Taking taylor expansion of x in x
0.189 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 (pow y 2))) in x
0.189 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.189 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.189 * [taylor]: Taking taylor expansion of x in x
0.189 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.189 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.189 * [taylor]: Taking taylor expansion of y in x
0.189 * [taylor]: Taking taylor expansion of (/ (* (- (/ 1 x) (/ 1 y)) (+ (/ 1 y) (/ 1 x))) (+ (/ 1 (pow x 2)) (/ 1 (pow y 2)))) in x
0.189 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) (+ (/ 1 y) (/ 1 x))) in x
0.189 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x
0.189 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.189 * [taylor]: Taking taylor expansion of x in x
0.189 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.189 * [taylor]: Taking taylor expansion of y in x
0.189 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.189 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.189 * [taylor]: Taking taylor expansion of y in x
0.189 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.189 * [taylor]: Taking taylor expansion of x in x
0.189 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 (pow y 2))) in x
0.189 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.189 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.189 * [taylor]: Taking taylor expansion of x in x
0.189 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.189 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.189 * [taylor]: Taking taylor expansion of y in x
0.189 * [taylor]: Taking taylor expansion of 1 in y
0.190 * [taylor]: Taking taylor expansion of 0 in y
0.190 * [taylor]: Taking taylor expansion of (neg (* 2 (/ 1 (pow y 2)))) in y
0.190 * [taylor]: Taking taylor expansion of (* 2 (/ 1 (pow y 2))) in y
0.190 * [taylor]: Taking taylor expansion of 2 in y
0.190 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.190 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.190 * [taylor]: Taking taylor expansion of y in y
0.191 * [taylor]: Taking taylor expansion of 0 in y
0.191 * [approximate]: Taking taylor expansion of (* -1 (/ (* (+ (/ 1 y) (/ 1 x)) (- (/ 1 y) (/ 1 x))) (+ (/ 1 (pow x 2)) (/ 1 (pow y 2))))) in (x y) around 0
0.191 * [taylor]: Taking taylor expansion of (* -1 (/ (* (+ (/ 1 y) (/ 1 x)) (- (/ 1 y) (/ 1 x))) (+ (/ 1 (pow x 2)) (/ 1 (pow y 2))))) in y
0.191 * [taylor]: Taking taylor expansion of -1 in y
0.191 * [taylor]: Taking taylor expansion of (/ (* (+ (/ 1 y) (/ 1 x)) (- (/ 1 y) (/ 1 x))) (+ (/ 1 (pow x 2)) (/ 1 (pow y 2)))) in y
0.191 * [taylor]: Taking taylor expansion of (* (+ (/ 1 y) (/ 1 x)) (- (/ 1 y) (/ 1 x))) in y
0.191 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in y
0.191 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.191 * [taylor]: Taking taylor expansion of y in y
0.192 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.192 * [taylor]: Taking taylor expansion of x in y
0.192 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in y
0.192 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.192 * [taylor]: Taking taylor expansion of y in y
0.192 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.192 * [taylor]: Taking taylor expansion of x in y
0.192 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 (pow y 2))) in y
0.192 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.192 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.192 * [taylor]: Taking taylor expansion of x in y
0.192 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.192 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.192 * [taylor]: Taking taylor expansion of y in y
0.192 * [taylor]: Taking taylor expansion of (* -1 (/ (* (+ (/ 1 y) (/ 1 x)) (- (/ 1 y) (/ 1 x))) (+ (/ 1 (pow x 2)) (/ 1 (pow y 2))))) in x
0.192 * [taylor]: Taking taylor expansion of -1 in x
0.192 * [taylor]: Taking taylor expansion of (/ (* (+ (/ 1 y) (/ 1 x)) (- (/ 1 y) (/ 1 x))) (+ (/ 1 (pow x 2)) (/ 1 (pow y 2)))) in x
0.192 * [taylor]: Taking taylor expansion of (* (+ (/ 1 y) (/ 1 x)) (- (/ 1 y) (/ 1 x))) in x
0.192 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.192 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.192 * [taylor]: Taking taylor expansion of y in x
0.192 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.192 * [taylor]: Taking taylor expansion of x in x
0.192 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x
0.192 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.192 * [taylor]: Taking taylor expansion of y in x
0.192 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.192 * [taylor]: Taking taylor expansion of x in x
0.192 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 (pow y 2))) in x
0.192 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.192 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.192 * [taylor]: Taking taylor expansion of x in x
0.192 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.192 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.192 * [taylor]: Taking taylor expansion of y in x
0.192 * [taylor]: Taking taylor expansion of (* -1 (/ (* (+ (/ 1 y) (/ 1 x)) (- (/ 1 y) (/ 1 x))) (+ (/ 1 (pow x 2)) (/ 1 (pow y 2))))) in x
0.192 * [taylor]: Taking taylor expansion of -1 in x
0.193 * [taylor]: Taking taylor expansion of (/ (* (+ (/ 1 y) (/ 1 x)) (- (/ 1 y) (/ 1 x))) (+ (/ 1 (pow x 2)) (/ 1 (pow y 2)))) in x
0.193 * [taylor]: Taking taylor expansion of (* (+ (/ 1 y) (/ 1 x)) (- (/ 1 y) (/ 1 x))) in x
0.193 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.193 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.193 * [taylor]: Taking taylor expansion of y in x
0.193 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.193 * [taylor]: Taking taylor expansion of x in x
0.193 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x
0.193 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.193 * [taylor]: Taking taylor expansion of y in x
0.193 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.193 * [taylor]: Taking taylor expansion of x in x
0.193 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 (pow y 2))) in x
0.193 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.193 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.193 * [taylor]: Taking taylor expansion of x in x
0.193 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.193 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.193 * [taylor]: Taking taylor expansion of y in x
0.193 * [taylor]: Taking taylor expansion of 1 in y
0.193 * [taylor]: Taking taylor expansion of 0 in y
0.194 * [taylor]: Taking taylor expansion of (neg (* 2 (/ 1 (pow y 2)))) in y
0.194 * [taylor]: Taking taylor expansion of (* 2 (/ 1 (pow y 2))) in y
0.194 * [taylor]: Taking taylor expansion of 2 in y
0.194 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.194 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.194 * [taylor]: Taking taylor expansion of y in y
0.195 * [taylor]: Taking taylor expansion of 0 in y
0.195 * * * * [progress]: [ 2 / 2 ] generating series at (2 2)
0.195 * [approximate]: Taking taylor expansion of (+ (pow x 2) (pow y 2)) in (x y) around 0
0.195 * [taylor]: Taking taylor expansion of (+ (pow x 2) (pow y 2)) in y
0.195 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.195 * [taylor]: Taking taylor expansion of x in y
0.195 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.195 * [taylor]: Taking taylor expansion of y in y
0.195 * [taylor]: Taking taylor expansion of (+ (pow x 2) (pow y 2)) in x
0.195 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.195 * [taylor]: Taking taylor expansion of x in x
0.195 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.195 * [taylor]: Taking taylor expansion of y in x
0.195 * [taylor]: Taking taylor expansion of (+ (pow x 2) (pow y 2)) in x
0.195 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.195 * [taylor]: Taking taylor expansion of x in x
0.195 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.195 * [taylor]: Taking taylor expansion of y in x
0.195 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.196 * [taylor]: Taking taylor expansion of y in y
0.196 * [taylor]: Taking taylor expansion of 0 in y
0.196 * [taylor]: Taking taylor expansion of 1 in y
0.196 * [taylor]: Taking taylor expansion of 0 in y
0.196 * [taylor]: Taking taylor expansion of 0 in y
0.196 * [approximate]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 (pow y 2))) in (x y) around 0
0.196 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 (pow y 2))) in y
0.196 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.196 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.196 * [taylor]: Taking taylor expansion of x in y
0.196 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.196 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.196 * [taylor]: Taking taylor expansion of y in y
0.196 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 (pow y 2))) in x
0.197 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.197 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.197 * [taylor]: Taking taylor expansion of x in x
0.197 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.197 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.197 * [taylor]: Taking taylor expansion of y in x
0.197 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 (pow y 2))) in x
0.197 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.197 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.197 * [taylor]: Taking taylor expansion of x in x
0.197 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.197 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.197 * [taylor]: Taking taylor expansion of y in x
0.197 * [taylor]: Taking taylor expansion of 1 in y
0.197 * [taylor]: Taking taylor expansion of 0 in y
0.197 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.197 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.197 * [taylor]: Taking taylor expansion of y in y
0.198 * [taylor]: Taking taylor expansion of 0 in y
0.198 * [taylor]: Taking taylor expansion of 0 in y
0.199 * [approximate]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 (pow y 2))) in (x y) around 0
0.199 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 (pow y 2))) in y
0.199 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.199 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.199 * [taylor]: Taking taylor expansion of x in y
0.199 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.199 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.199 * [taylor]: Taking taylor expansion of y in y
0.199 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 (pow y 2))) in x
0.199 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.199 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.199 * [taylor]: Taking taylor expansion of x in x
0.199 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.199 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.199 * [taylor]: Taking taylor expansion of y in x
0.199 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 (pow y 2))) in x
0.199 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.199 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.199 * [taylor]: Taking taylor expansion of x in x
0.199 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.199 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.199 * [taylor]: Taking taylor expansion of y in x
0.199 * [taylor]: Taking taylor expansion of 1 in y
0.199 * [taylor]: Taking taylor expansion of 0 in y
0.200 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.200 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.200 * [taylor]: Taking taylor expansion of y in y
0.200 * [taylor]: Taking taylor expansion of 0 in y
0.200 * [taylor]: Taking taylor expansion of 0 in y
0.201 * * * [progress]: simplifying candidates
0.201 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (- (+ (log (- x y)) (log (+ x y))) (log (+ (* x x) (* y y))))
  (- (log (* (- x y) (+ x y))) (log (+ (* x x) (* y y))))
  (log (/ (* (- x y) (+ x y)) (+ (* x x) (* y y))))
  (exp (/ (* (- x y) (+ x y)) (+ (* x x) (* y y))))
  (/ (* (* (* (- x y) (- x y)) (- x y)) (* (* (+ x y) (+ x y)) (+ x y))) (* (* (+ (* x x) (* y y)) (+ (* x x) (* y y))) (+ (* x x) (* y y))))
  (/ (* (* (* (- x y) (+ x y)) (* (- x y) (+ x y))) (* (- x y) (+ x y))) (* (* (+ (* x x) (* y y)) (+ (* x x) (* y y))) (+ (* x x) (* y y))))
  (* (cbrt (/ (* (- x y) (+ x y)) (+ (* x x) (* y y)))) (cbrt (/ (* (- x y) (+ x y)) (+ (* x x) (* y y)))))
  (cbrt (/ (* (- x y) (+ x y)) (+ (* x x) (* y y))))
  (* (* (/ (* (- x y) (+ x y)) (+ (* x x) (* y y))) (/ (* (- x y) (+ x y)) (+ (* x x) (* y y)))) (/ (* (- x y) (+ x y)) (+ (* x x) (* y y))))
  (sqrt (/ (* (- x y) (+ x y)) (+ (* x x) (* y y))))
  (sqrt (/ (* (- x y) (+ x y)) (+ (* x x) (* y y))))
  (neg (* (- x y) (+ x y)))
  (neg (+ (* x x) (* y y)))
  (/ (- x y) (* (cbrt (+ (* x x) (* y y))) (cbrt (+ (* x x) (* y y)))))
  (/ (+ x y) (cbrt (+ (* x x) (* y y))))
  (/ (- x y) (sqrt (+ (* x x) (* y y))))
  (/ (+ x y) (sqrt (+ (* x x) (* y y))))
  (/ (- x y) 1)
  (/ (+ x y) (+ (* x x) (* y y)))
  (/ 1 (+ (* x x) (* y y)))
  (/ (+ (* x x) (* y y)) (* (- x y) (+ x y)))
  (/ (* (- x y) (+ x y)) (* (cbrt (+ (* x x) (* y y))) (cbrt (+ (* x x) (* y y)))))
  (/ (* (- x y) (+ x y)) (sqrt (+ (* x x) (* y y))))
  (/ (* (- x y) (+ x y)) 1)
  (/ (+ (* x x) (* y y)) (+ x y))
  (/ (* (- x y) (+ x y)) (+ (pow (* x x) 3) (pow (* y y) 3)))
  (/ (* (- x y) (+ x y)) (- (* (* x x) (* x x)) (* (* y y) (* y y))))
  (* (+ (* x x) (* y y)) (* (+ (* x x) (+ (* y y) (* x y))) (+ (* x x) (- (* y y) (* x y)))))
  (* (+ (* x x) (* y y)) (* (+ (* x x) (+ (* y y) (* x y))) (- x y)))
  (* (+ (* x x) (* y y)) (* (+ x y) (+ (* x x) (- (* y y) (* x y)))))
  (* (+ (* x x) (* y y)) (* (+ x y) (- x y)))
  (* (+ (* x x) (* y y)) (+ (* x x) (- (* y y) (* x y))))
  (* (+ (* x x) (* y y)) (- x y))
  (* (+ (* x x) (* y y)) (+ (* x x) (+ (* y y) (* x y))))
  (* (+ (* x x) (* y y)) (+ x y))
  (* (exp (* x x)) (exp (* y y)))
  (log (+ (* x x) (* y y)))
  (exp (+ (* x x) (* y y)))
  (* (cbrt (+ (* x x) (* y y))) (cbrt (+ (* x x) (* y y))))
  (cbrt (+ (* x x) (* y y)))
  (* (* (+ (* x x) (* y y)) (+ (* x x) (* y y))) (+ (* x x) (* y y)))
  (sqrt (+ (* x x) (* y y)))
  (sqrt (+ (* x x) (* y y)))
  (+ (pow (* x x) 3) (pow (* y y) 3))
  (+ (* (* x x) (* x x)) (- (* (* y y) (* y y)) (* (* x x) (* y y))))
  (- (* (* x x) (* x x)) (* (* y y) (* y y)))
  (- (* x x) (* y y))
  -1
  1
  1
  (+ (pow x 2) (pow y 2))
  (+ (pow x 2) (pow y 2))
  (+ (pow x 2) (pow y 2))
0.217 * * [simplify]: iteration  0 :  5103  enodes  (cost  655 )
0.220 * [simplify]: Simplified to:
   (log (* (/ (+ x y) (+ (* x x) (* y y))) (- x y)))
  (log (* (/ (+ x y) (+ (* x x) (* y y))) (- x y)))
  (log (* (/ (+ x y) (+ (* x x) (* y y))) (- x y)))
  (pow (exp (/ (- x y) (+ (* x x) (* y y)))) (+ x y))
  (pow (* (/ (+ x y) (+ (* x x) (* y y))) (- x y)) 3)
  (pow (* (/ (+ x y) (+ (* x x) (* y y))) (- x y)) 3)
  (* (cbrt (* (/ (+ x y) (+ (* x x) (* y y))) (- x y))) (cbrt (* (/ (+ x y) (+ (* x x) (* y y))) (- x y))))
  (cbrt (* (/ (+ x y) (+ (* x x) (* y y))) (- x y)))
  (pow (* (/ (+ x y) (+ (* x x) (* y y))) (- x y)) 3)
  (sqrt (* (/ (+ x y) (+ (* x x) (* y y))) (- x y)))
  (sqrt (* (/ (+ x y) (+ (* x x) (* y y))) (- x y)))
  (- (* y y) (* x x))
  (- (* y (neg y)) (* x x))
  (/ (- x y) (* (cbrt (+ (* x x) (* y y))) (cbrt (+ (* x x) (* y y)))))
  (/ (+ x y) (cbrt (+ (* x x) (* y y))))
  (/ (- x y) (sqrt (+ (* x x) (* y y))))
  (/ (+ x y) (sqrt (+ (* x x) (* y y))))
  (- x y)
  (/ (+ x y) (+ (* x x) (* y y)))
  (/ 1 (+ (* x x) (* y y)))
  (/ (+ (* x x) (* y y)) (- (* x x) (* y y)))
  (* (/ (- x y) (* (cbrt (+ (* x x) (* y y))) (cbrt (+ (* x x) (* y y))))) (+ x y))
  (* (/ (- x y) (sqrt (+ (* x x) (* y y)))) (+ x y))
  (- (* x x) (* y y))
  (/ (+ (* x x) (* y y)) (+ x y))
  (* (/ (- x y) (+ (pow x 6) (pow y 6))) (+ x y))
  (/ 1 (+ (* x x) (* y y)))
  (* (+ (* x x) (* y y)) (* (+ (* x x) (* y (+ x y))) (+ (* x x) (* y (- y x)))))
  (* (- x y) (* (+ (* x x) (* y y)) (+ (* x x) (* y (+ x y)))))
  (* (+ x y) (* (+ (* x x) (* y y)) (+ (* x x) (* y (- y x)))))
  (- (pow x 4) (pow y 4))
  (* (+ (* x x) (* y y)) (+ (* x x) (* y (- y x))))
  (* (- x y) (+ (* x x) (* y y)))
  (* (+ (* x x) (* y y)) (+ (* x x) (* y (+ x y))))
  (* (+ x y) (+ (* x x) (* y y)))
  (exp (+ (* x x) (* y y)))
  (log (+ (* x x) (* y y)))
  (exp (+ (* x x) (* y y)))
  (* (cbrt (+ (* x x) (* y y))) (cbrt (+ (* x x) (* y y))))
  (cbrt (+ (* x x) (* y y)))
  (pow (+ (* x x) (* y y)) 3)
  (sqrt (+ (* x x) (* y y)))
  (sqrt (+ (* x x) (* y y)))
  (+ (pow x 6) (pow y 6))
  (+ (pow x 4) (- (pow y 4) (* x (* x (* y y)))))
  (- (pow x 4) (pow y 4))
  (- (* x x) (* y y))
  -1
  1
  1
  (+ (* x x) (* y y))
  (+ (* x x) (* y y))
  (+ (* x x) (* y y))
0.220 * * * [progress]: adding candidates to table
0.266 * * [progress]: iteration 2 / 4
0.266 * * * [progress]: picking best candidate
0.272 * * * * [pick]: Picked  #<alt (λ (x y) -1)>
0.272 * * * [progress]: localizing error
0.273 * * * [progress]: generating rewritten candidates
0.273 * * * [progress]: generating series expansions
0.273 * * * [progress]: simplifying candidates
0.273 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   
0.275 * * [simplify]: iteration  0 :  0  enodes  (cost  0 )
0.275 * [simplify]: Simplified to:
   
0.275 * * * [progress]: adding candidates to table
0.275 * * [progress]: iteration 3 / 4
0.275 * * * [progress]: picking best candidate
0.279 * * * * [pick]: Picked  #<alt (λ (x y) (* (- x y) (/ (+ x y) (+ (* x x) (* y y)))))>
0.279 * * * [progress]: localizing error
0.288 * * * [progress]: generating rewritten candidates
0.288 * * * * [progress]: [ 1 / 3 ] rewriting at (2 2)
0.295 * * * * [progress]: [ 2 / 3 ] rewriting at (2)
0.310 * * * * [progress]: [ 3 / 3 ] rewriting at (2 2 2)
0.318 * * * [progress]: generating series expansions
0.318 * * * * [progress]: [ 1 / 3 ] generating series at (2 2)
0.319 * [approximate]: Taking taylor expansion of (/ (+ x y) (+ (pow x 2) (pow y 2))) in (x y) around 0
0.319 * [taylor]: Taking taylor expansion of (/ (+ x y) (+ (pow x 2) (pow y 2))) in y
0.319 * [taylor]: Taking taylor expansion of (+ x y) in y
0.319 * [taylor]: Taking taylor expansion of x in y
0.319 * [taylor]: Taking taylor expansion of y in y
0.319 * [taylor]: Taking taylor expansion of (+ (pow x 2) (pow y 2)) in y
0.319 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.319 * [taylor]: Taking taylor expansion of x in y
0.319 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.319 * [taylor]: Taking taylor expansion of y in y
0.319 * [taylor]: Taking taylor expansion of (/ (+ x y) (+ (pow x 2) (pow y 2))) in x
0.319 * [taylor]: Taking taylor expansion of (+ x y) in x
0.319 * [taylor]: Taking taylor expansion of x in x
0.319 * [taylor]: Taking taylor expansion of y in x
0.319 * [taylor]: Taking taylor expansion of (+ (pow x 2) (pow y 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 (pow y 2) in x
0.319 * [taylor]: Taking taylor expansion of y in x
0.319 * [taylor]: Taking taylor expansion of (/ (+ x y) (+ (pow x 2) (pow y 2))) in x
0.319 * [taylor]: Taking taylor expansion of (+ x y) in x
0.319 * [taylor]: Taking taylor expansion of x in x
0.319 * [taylor]: Taking taylor expansion of y in x
0.319 * [taylor]: Taking taylor expansion of (+ (pow x 2) (pow y 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 (pow y 2) in x
0.319 * [taylor]: Taking taylor expansion of y in x
0.320 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.320 * [taylor]: Taking taylor expansion of y 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
0.320 * [taylor]: Taking taylor expansion of (neg (/ 1 (pow y 3))) in y
0.320 * [taylor]: Taking taylor expansion of (/ 1 (pow y 3)) in y
0.320 * [taylor]: Taking taylor expansion of (pow y 3) in y
0.320 * [taylor]: Taking taylor expansion of y in y
0.321 * [approximate]: Taking taylor expansion of (/ (+ (/ 1 y) (/ 1 x)) (+ (/ 1 (pow x 2)) (/ 1 (pow y 2)))) in (x y) around 0
0.321 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 y) (/ 1 x)) (+ (/ 1 (pow x 2)) (/ 1 (pow y 2)))) in y
0.321 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in y
0.321 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.321 * [taylor]: Taking taylor expansion of y in y
0.321 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.321 * [taylor]: Taking taylor expansion of x in y
0.321 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 (pow y 2))) in y
0.321 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.321 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.321 * [taylor]: Taking taylor expansion of x in y
0.321 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.321 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.321 * [taylor]: Taking taylor expansion of y in y
0.321 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 y) (/ 1 x)) (+ (/ 1 (pow x 2)) (/ 1 (pow y 2)))) in x
0.321 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.321 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.321 * [taylor]: Taking taylor expansion of y in x
0.321 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.321 * [taylor]: Taking taylor expansion of x in x
0.322 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 (pow y 2))) in x
0.322 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.322 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.322 * [taylor]: Taking taylor expansion of x in x
0.322 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.322 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.322 * [taylor]: Taking taylor expansion of y in x
0.322 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 y) (/ 1 x)) (+ (/ 1 (pow x 2)) (/ 1 (pow y 2)))) in x
0.322 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.322 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.322 * [taylor]: Taking taylor expansion of y in x
0.322 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.322 * [taylor]: Taking taylor expansion of x in x
0.322 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 (pow y 2))) in x
0.322 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.322 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.322 * [taylor]: Taking taylor expansion of x in x
0.322 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.322 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.322 * [taylor]: Taking taylor expansion of y in x
0.322 * [taylor]: Taking taylor expansion of 1 in y
0.322 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.322 * [taylor]: Taking taylor expansion of y in y
0.323 * [taylor]: Taking taylor expansion of (neg (/ 1 (pow y 2))) 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 * [approximate]: Taking taylor expansion of (* -1 (/ (+ (/ 1 y) (/ 1 x)) (+ (/ 1 (pow x 2)) (/ 1 (pow y 2))))) in (x y) around 0
0.323 * [taylor]: Taking taylor expansion of (* -1 (/ (+ (/ 1 y) (/ 1 x)) (+ (/ 1 (pow x 2)) (/ 1 (pow y 2))))) in y
0.323 * [taylor]: Taking taylor expansion of -1 in y
0.323 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 y) (/ 1 x)) (+ (/ 1 (pow x 2)) (/ 1 (pow y 2)))) in y
0.323 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in y
0.323 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.323 * [taylor]: Taking taylor expansion of y in y
0.323 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.323 * [taylor]: Taking taylor expansion of x in y
0.323 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 (pow y 2))) in y
0.323 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.323 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.323 * [taylor]: Taking taylor expansion of x in y
0.324 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.324 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.324 * [taylor]: Taking taylor expansion of y in y
0.324 * [taylor]: Taking taylor expansion of (* -1 (/ (+ (/ 1 y) (/ 1 x)) (+ (/ 1 (pow x 2)) (/ 1 (pow y 2))))) in x
0.324 * [taylor]: Taking taylor expansion of -1 in x
0.324 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 y) (/ 1 x)) (+ (/ 1 (pow x 2)) (/ 1 (pow y 2)))) in x
0.324 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.324 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.324 * [taylor]: Taking taylor expansion of y in x
0.324 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.324 * [taylor]: Taking taylor expansion of x in x
0.324 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 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 (/ 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 (/ (+ (/ 1 y) (/ 1 x)) (+ (/ 1 (pow x 2)) (/ 1 (pow y 2))))) in x
0.324 * [taylor]: Taking taylor expansion of -1 in x
0.324 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 y) (/ 1 x)) (+ (/ 1 (pow x 2)) (/ 1 (pow y 2)))) in x
0.324 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.324 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.324 * [taylor]: Taking taylor expansion of y in x
0.324 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.324 * [taylor]: Taking taylor expansion of x in x
0.324 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 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 (/ 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
0.325 * [taylor]: Taking taylor expansion of -1 in y
0.325 * [taylor]: Taking taylor expansion of (neg (/ 1 y)) in y
0.325 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.325 * [taylor]: Taking taylor expansion of y 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 * * * * [progress]: [ 2 / 3 ] generating series at (2)
0.326 * [approximate]: Taking taylor expansion of (/ (* (+ x y) (- x y)) (+ (pow x 2) (pow y 2))) in (x y) around 0
0.326 * [taylor]: Taking taylor expansion of (/ (* (+ x y) (- x y)) (+ (pow x 2) (pow y 2))) in y
0.326 * [taylor]: Taking taylor expansion of (* (+ x y) (- x y)) in y
0.326 * [taylor]: Taking taylor expansion of (+ x y) in y
0.326 * [taylor]: Taking taylor expansion of x in y
0.326 * [taylor]: Taking taylor expansion of y in y
0.326 * [taylor]: Taking taylor expansion of (- x y) in y
0.326 * [taylor]: Taking taylor expansion of x in y
0.326 * [taylor]: Taking taylor expansion of y in y
0.326 * [taylor]: Taking taylor expansion of (+ (pow x 2) (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 (pow y 2) in y
0.326 * [taylor]: Taking taylor expansion of y in y
0.326 * [taylor]: Taking taylor expansion of (/ (* (+ x y) (- x y)) (+ (pow x 2) (pow y 2))) in x
0.326 * [taylor]: Taking taylor expansion of (* (+ x y) (- x y)) in x
0.326 * [taylor]: Taking taylor expansion of (+ x y) in x
0.326 * [taylor]: Taking taylor expansion of x in x
0.326 * [taylor]: Taking taylor expansion of y in x
0.326 * [taylor]: Taking taylor expansion of (- x y) in x
0.326 * [taylor]: Taking taylor expansion of x in x
0.326 * [taylor]: Taking taylor expansion of y in x
0.326 * [taylor]: Taking taylor expansion of (+ (pow x 2) (pow y 2)) in x
0.326 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.326 * [taylor]: Taking taylor expansion of x in x
0.326 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.326 * [taylor]: Taking taylor expansion of y in x
0.327 * [taylor]: Taking taylor expansion of (/ (* (+ x y) (- x y)) (+ (pow x 2) (pow y 2))) in x
0.327 * [taylor]: Taking taylor expansion of (* (+ x y) (- x y)) in x
0.327 * [taylor]: Taking taylor expansion of (+ x y) in x
0.327 * [taylor]: Taking taylor expansion of x in x
0.327 * [taylor]: Taking taylor expansion of y in x
0.327 * [taylor]: Taking taylor expansion of (- x y) in x
0.327 * [taylor]: Taking taylor expansion of x in x
0.327 * [taylor]: Taking taylor expansion of y in x
0.327 * [taylor]: Taking taylor expansion of (+ (pow x 2) (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 (pow y 2) in x
0.327 * [taylor]: Taking taylor expansion of y in x
0.327 * [taylor]: Taking taylor expansion of -1 in y
0.327 * [taylor]: Taking taylor expansion of 0 in y
0.328 * [taylor]: Taking taylor expansion of (* 2 (/ 1 (pow y 2))) in y
0.328 * [taylor]: Taking taylor expansion of 2 in y
0.328 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.328 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.328 * [taylor]: Taking taylor expansion of y in y
0.328 * [taylor]: Taking taylor expansion of 0 in y
0.329 * [approximate]: Taking taylor expansion of (/ (* (- (/ 1 x) (/ 1 y)) (+ (/ 1 y) (/ 1 x))) (+ (/ 1 (pow x 2)) (/ 1 (pow y 2)))) in (x y) around 0
0.329 * [taylor]: Taking taylor expansion of (/ (* (- (/ 1 x) (/ 1 y)) (+ (/ 1 y) (/ 1 x))) (+ (/ 1 (pow x 2)) (/ 1 (pow y 2)))) in y
0.329 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) (+ (/ 1 y) (/ 1 x))) in y
0.329 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in y
0.329 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.329 * [taylor]: Taking taylor expansion of x in y
0.329 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.329 * [taylor]: Taking taylor expansion of y in y
0.329 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in y
0.329 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.329 * [taylor]: Taking taylor expansion of y in y
0.329 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.329 * [taylor]: Taking taylor expansion of x in y
0.329 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 (pow y 2))) in y
0.329 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.329 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.329 * [taylor]: Taking taylor expansion of x 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
0.329 * [taylor]: Taking taylor expansion of (/ (* (- (/ 1 x) (/ 1 y)) (+ (/ 1 y) (/ 1 x))) (+ (/ 1 (pow x 2)) (/ 1 (pow y 2)))) in x
0.329 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) (+ (/ 1 y) (/ 1 x))) in x
0.329 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x
0.329 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.329 * [taylor]: Taking taylor expansion of x in x
0.329 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.329 * [taylor]: Taking taylor expansion of y in x
0.329 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.329 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.329 * [taylor]: Taking taylor expansion of y in x
0.329 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.329 * [taylor]: Taking taylor expansion of x in x
0.329 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 (pow y 2))) in x
0.329 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.329 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.329 * [taylor]: Taking taylor expansion of x in x
0.329 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.329 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.329 * [taylor]: Taking taylor expansion of y in x
0.330 * [taylor]: Taking taylor expansion of (/ (* (- (/ 1 x) (/ 1 y)) (+ (/ 1 y) (/ 1 x))) (+ (/ 1 (pow x 2)) (/ 1 (pow y 2)))) in x
0.330 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) (+ (/ 1 y) (/ 1 x))) in x
0.330 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x
0.330 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.330 * [taylor]: Taking taylor expansion of x in x
0.330 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.330 * [taylor]: Taking taylor expansion of y in x
0.330 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.330 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.330 * [taylor]: Taking taylor expansion of y in x
0.330 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.330 * [taylor]: Taking taylor expansion of x in x
0.330 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 (pow y 2))) in x
0.330 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.330 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.330 * [taylor]: Taking taylor expansion of x in x
0.330 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.330 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.330 * [taylor]: Taking taylor expansion of y in x
0.330 * [taylor]: Taking taylor expansion of 1 in y
0.330 * [taylor]: Taking taylor expansion of 0 in y
0.331 * [taylor]: Taking taylor expansion of (neg (* 2 (/ 1 (pow y 2)))) in y
0.331 * [taylor]: Taking taylor expansion of (* 2 (/ 1 (pow y 2))) in y
0.331 * [taylor]: Taking taylor expansion of 2 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
0.332 * [taylor]: Taking taylor expansion of 0 in y
0.332 * [approximate]: Taking taylor expansion of (* -1 (/ (* (+ (/ 1 y) (/ 1 x)) (- (/ 1 y) (/ 1 x))) (+ (/ 1 (pow x 2)) (/ 1 (pow y 2))))) in (x y) around 0
0.332 * [taylor]: Taking taylor expansion of (* -1 (/ (* (+ (/ 1 y) (/ 1 x)) (- (/ 1 y) (/ 1 x))) (+ (/ 1 (pow x 2)) (/ 1 (pow y 2))))) in y
0.332 * [taylor]: Taking taylor expansion of -1 in y
0.332 * [taylor]: Taking taylor expansion of (/ (* (+ (/ 1 y) (/ 1 x)) (- (/ 1 y) (/ 1 x))) (+ (/ 1 (pow x 2)) (/ 1 (pow y 2)))) in y
0.332 * [taylor]: Taking taylor expansion of (* (+ (/ 1 y) (/ 1 x)) (- (/ 1 y) (/ 1 x))) in y
0.332 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in y
0.332 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.332 * [taylor]: Taking taylor expansion of y in y
0.332 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.332 * [taylor]: Taking taylor expansion of x in y
0.332 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in y
0.332 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.332 * [taylor]: Taking taylor expansion of y in y
0.332 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.332 * [taylor]: Taking taylor expansion of x in y
0.332 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 (pow y 2))) in y
0.332 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.332 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.333 * [taylor]: Taking taylor expansion of x 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
0.333 * [taylor]: Taking taylor expansion of (* -1 (/ (* (+ (/ 1 y) (/ 1 x)) (- (/ 1 y) (/ 1 x))) (+ (/ 1 (pow x 2)) (/ 1 (pow y 2))))) in x
0.333 * [taylor]: Taking taylor expansion of -1 in x
0.333 * [taylor]: Taking taylor expansion of (/ (* (+ (/ 1 y) (/ 1 x)) (- (/ 1 y) (/ 1 x))) (+ (/ 1 (pow x 2)) (/ 1 (pow y 2)))) in x
0.333 * [taylor]: Taking taylor expansion of (* (+ (/ 1 y) (/ 1 x)) (- (/ 1 y) (/ 1 x))) in x
0.333 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.333 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.333 * [taylor]: Taking taylor expansion of y in x
0.333 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.333 * [taylor]: Taking taylor expansion of x in x
0.333 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x
0.333 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.333 * [taylor]: Taking taylor expansion of y in x
0.333 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.333 * [taylor]: Taking taylor expansion of x in x
0.333 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 (pow y 2))) in x
0.333 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.333 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.333 * [taylor]: Taking taylor expansion of x in x
0.333 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.333 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.333 * [taylor]: Taking taylor expansion of y in x
0.333 * [taylor]: Taking taylor expansion of (* -1 (/ (* (+ (/ 1 y) (/ 1 x)) (- (/ 1 y) (/ 1 x))) (+ (/ 1 (pow x 2)) (/ 1 (pow y 2))))) in x
0.333 * [taylor]: Taking taylor expansion of -1 in x
0.333 * [taylor]: Taking taylor expansion of (/ (* (+ (/ 1 y) (/ 1 x)) (- (/ 1 y) (/ 1 x))) (+ (/ 1 (pow x 2)) (/ 1 (pow y 2)))) in x
0.333 * [taylor]: Taking taylor expansion of (* (+ (/ 1 y) (/ 1 x)) (- (/ 1 y) (/ 1 x))) in x
0.333 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.333 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.333 * [taylor]: Taking taylor expansion of y in x
0.333 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.333 * [taylor]: Taking taylor expansion of x in x
0.333 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x
0.333 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.333 * [taylor]: Taking taylor expansion of y in x
0.334 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.334 * [taylor]: Taking taylor expansion of x in x
0.334 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 (pow y 2))) in x
0.334 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.334 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.334 * [taylor]: Taking taylor expansion of x in x
0.334 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.334 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.334 * [taylor]: Taking taylor expansion of y in x
0.334 * [taylor]: Taking taylor expansion of 1 in y
0.334 * [taylor]: Taking taylor expansion of 0 in y
0.335 * [taylor]: Taking taylor expansion of (neg (* 2 (/ 1 (pow y 2)))) in y
0.335 * [taylor]: Taking taylor expansion of (* 2 (/ 1 (pow y 2))) in y
0.335 * [taylor]: Taking taylor expansion of 2 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
0.336 * [taylor]: Taking taylor expansion of 0 in y
0.336 * * * * [progress]: [ 3 / 3 ] generating series at (2 2 2)
0.336 * [approximate]: Taking taylor expansion of (+ (pow x 2) (pow y 2)) in (x y) around 0
0.336 * [taylor]: Taking taylor expansion of (+ (pow x 2) (pow y 2)) in y
0.336 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.336 * [taylor]: Taking taylor expansion of x in y
0.336 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.336 * [taylor]: Taking taylor expansion of y in y
0.336 * [taylor]: Taking taylor expansion of (+ (pow x 2) (pow y 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 (pow y 2) in x
0.336 * [taylor]: Taking taylor expansion of y in x
0.336 * [taylor]: Taking taylor expansion of (+ (pow x 2) (pow y 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 (pow y 2) in x
0.337 * [taylor]: Taking taylor expansion of y in x
0.337 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.337 * [taylor]: Taking taylor expansion of y in y
0.337 * [taylor]: Taking taylor expansion of 0 in y
0.337 * [taylor]: Taking taylor expansion of 1 in y
0.337 * [taylor]: Taking taylor expansion of 0 in y
0.337 * [taylor]: Taking taylor expansion of 0 in y
0.337 * [approximate]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 (pow y 2))) in (x y) around 0
0.337 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 (pow y 2))) in y
0.337 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.337 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.337 * [taylor]: Taking taylor expansion of x in y
0.338 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) 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 (+ (/ 1 (pow x 2)) (/ 1 (pow y 2))) in x
0.338 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.338 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.338 * [taylor]: Taking taylor expansion of x in x
0.338 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.338 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.338 * [taylor]: Taking taylor expansion of y in x
0.338 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 (pow y 2))) in x
0.338 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.338 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.338 * [taylor]: Taking taylor expansion of x in x
0.338 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.338 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.338 * [taylor]: Taking taylor expansion of y in x
0.338 * [taylor]: Taking taylor expansion of 1 in y
0.338 * [taylor]: Taking taylor expansion of 0 in y
0.338 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.338 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.338 * [taylor]: Taking taylor expansion of y in y
0.339 * [taylor]: Taking taylor expansion of 0 in y
0.339 * [taylor]: Taking taylor expansion of 0 in y
0.339 * [approximate]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 (pow y 2))) in (x y) around 0
0.339 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 (pow y 2))) in y
0.339 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.339 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.339 * [taylor]: Taking taylor expansion of x in y
0.340 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.340 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.340 * [taylor]: Taking taylor expansion of y in y
0.340 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 (pow y 2))) in x
0.340 * [taylor]: Taking taylor expansion of (/ 1 (pow x 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 (/ 1 (pow y 2)) 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 (pow x 2)) (/ 1 (pow y 2))) in x
0.340 * [taylor]: Taking taylor expansion of (/ 1 (pow x 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 (/ 1 (pow y 2)) 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 in y
0.340 * [taylor]: Taking taylor expansion of 0 in y
0.340 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.340 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.340 * [taylor]: Taking taylor expansion of y in y
0.341 * [taylor]: Taking taylor expansion of 0 in y
0.341 * [taylor]: Taking taylor expansion of 0 in y
0.341 * * * [progress]: simplifying candidates
0.343 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (- (log (+ x y)) (log (+ (* x x) (* y y))))
  (log (/ (+ x y) (+ (* x x) (* y y))))
  (exp (/ (+ x y) (+ (* x x) (* y y))))
  (/ (* (* (+ x y) (+ x y)) (+ x y)) (* (* (+ (* x x) (* y y)) (+ (* x x) (* y y))) (+ (* x x) (* y y))))
  (* (cbrt (/ (+ x y) (+ (* x x) (* y y)))) (cbrt (/ (+ x y) (+ (* x x) (* y y)))))
  (cbrt (/ (+ x y) (+ (* x x) (* y y))))
  (* (* (/ (+ x y) (+ (* x x) (* y y))) (/ (+ x y) (+ (* x x) (* y y)))) (/ (+ x y) (+ (* x x) (* y y))))
  (sqrt (/ (+ x y) (+ (* x x) (* y y))))
  (sqrt (/ (+ x y) (+ (* x x) (* y y))))
  (neg (+ x y))
  (neg (+ (* x x) (* y y)))
  (/ (* (cbrt (+ x y)) (cbrt (+ x y))) (* (cbrt (+ (* x x) (* y y))) (cbrt (+ (* x x) (* y y)))))
  (/ (cbrt (+ x y)) (cbrt (+ (* x x) (* y y))))
  (/ (* (cbrt (+ x y)) (cbrt (+ x y))) (sqrt (+ (* x x) (* y y))))
  (/ (cbrt (+ x y)) (sqrt (+ (* x x) (* y y))))
  (/ (* (cbrt (+ x y)) (cbrt (+ x y))) 1)
  (/ (cbrt (+ x y)) (+ (* x x) (* y y)))
  (/ (sqrt (+ x y)) (* (cbrt (+ (* x x) (* y y))) (cbrt (+ (* x x) (* y y)))))
  (/ (sqrt (+ x y)) (cbrt (+ (* x x) (* y y))))
  (/ (sqrt (+ x y)) (sqrt (+ (* x x) (* y y))))
  (/ (sqrt (+ x y)) (sqrt (+ (* x x) (* y y))))
  (/ (sqrt (+ x y)) 1)
  (/ (sqrt (+ x y)) (+ (* x x) (* y y)))
  (/ 1 (* (cbrt (+ (* x x) (* y y))) (cbrt (+ (* x x) (* y y)))))
  (/ (+ x y) (cbrt (+ (* x x) (* y y))))
  (/ 1 (sqrt (+ (* x x) (* y y))))
  (/ (+ x y) (sqrt (+ (* x x) (* y y))))
  (/ 1 1)
  (/ (+ x y) (+ (* x x) (* y y)))
  (/ 1 (* (cbrt (+ (* x x) (* y y))) (cbrt (+ (* x x) (* y y)))))
  (/ (+ x y) (cbrt (+ (* x x) (* y y))))
  (/ 1 (sqrt (+ (* x x) (* y y))))
  (/ (+ x y) (sqrt (+ (* x x) (* y y))))
  (/ 1 1)
  (/ (+ x y) (+ (* x x) (* y y)))
  (/ 1 (+ (* x x) (* y y)))
  (/ (+ (* x x) (* y y)) (+ x y))
  (/ (+ x y) (* (cbrt (+ (* x x) (* y y))) (cbrt (+ (* x x) (* y y)))))
  (/ (+ x y) (sqrt (+ (* x x) (* y y))))
  (/ (+ x y) 1)
  (/ (+ (* x x) (* y y)) (cbrt (+ x y)))
  (/ (+ (* x x) (* y y)) (sqrt (+ x y)))
  (/ (+ (* x x) (* y y)) (+ x y))
  (/ (+ (* x x) (* y y)) (+ x y))
  (/ (+ x y) (+ (pow (* x x) 3) (pow (* y y) 3)))
  (/ (+ x y) (- (* (* x x) (* x x)) (* (* y y) (* y y))))
  (* (+ (* x x) (* y y)) (+ (* x x) (- (* y y) (* x y))))
  (* (+ (* x x) (* y y)) (- x y))
  (* (- x y) (/ (+ x y) (+ (* x x) (* y y))))
  (+ (log (- x y)) (- (log (+ x y)) (log (+ (* x x) (* y y)))))
  (+ (log (- x y)) (log (/ (+ x y) (+ (* x x) (* y y)))))
  (log (* (- x y) (/ (+ x y) (+ (* x x) (* y y)))))
  (exp (* (- x y) (/ (+ x y) (+ (* x x) (* y y)))))
  (* (* (* (- x y) (- x y)) (- x y)) (/ (* (* (+ x y) (+ x y)) (+ x y)) (* (* (+ (* x x) (* y y)) (+ (* x x) (* y y))) (+ (* x x) (* y y)))))
  (* (* (* (- x y) (- x y)) (- x y)) (* (* (/ (+ x y) (+ (* x x) (* y y))) (/ (+ x y) (+ (* x x) (* y y)))) (/ (+ x y) (+ (* x x) (* y y)))))
  (* (cbrt (* (- x y) (/ (+ x y) (+ (* x x) (* y y))))) (cbrt (* (- x y) (/ (+ x y) (+ (* x x) (* y y))))))
  (cbrt (* (- x y) (/ (+ x y) (+ (* x x) (* y y)))))
  (* (* (* (- x y) (/ (+ x y) (+ (* x x) (* y y)))) (* (- x y) (/ (+ x y) (+ (* x x) (* y y))))) (* (- x y) (/ (+ x y) (+ (* x x) (* y y)))))
  (sqrt (* (- x y) (/ (+ x y) (+ (* x x) (* y y)))))
  (sqrt (* (- x y) (/ (+ x y) (+ (* x x) (* y y)))))
  (* (- (pow x 3) (pow y 3)) (+ x y))
  (* (+ (* x x) (+ (* y y) (* x y))) (+ (* x x) (* y y)))
  (* (- (* x x) (* y y)) (+ x y))
  (* (+ x y) (+ (* x x) (* y y)))
  (* (sqrt (- x y)) (sqrt (/ (+ x y) (+ (* x x) (* y y)))))
  (* (sqrt (- x y)) (sqrt (/ (+ x y) (+ (* x x) (* y y)))))
  (* (sqrt (- x y)) (/ (sqrt (+ x y)) (sqrt (+ (* x x) (* y y)))))
  (* (sqrt (- x y)) (/ (sqrt (+ x y)) (sqrt (+ (* x x) (* y y)))))
  (* (- x y) (* (cbrt (/ (+ x y) (+ (* x x) (* y y)))) (cbrt (/ (+ x y) (+ (* x x) (* y y))))))
  (* (- x y) (sqrt (/ (+ x y) (+ (* x x) (* y y)))))
  (* (- x y) (/ (* (cbrt (+ x y)) (cbrt (+ x y))) (* (cbrt (+ (* x x) (* y y))) (cbrt (+ (* x x) (* y y))))))
  (* (- x y) (/ (* (cbrt (+ x y)) (cbrt (+ x y))) (sqrt (+ (* x x) (* y y)))))
  (* (- x y) (/ (* (cbrt (+ x y)) (cbrt (+ x y))) 1))
  (* (- x y) (/ (sqrt (+ x y)) (* (cbrt (+ (* x x) (* y y))) (cbrt (+ (* x x) (* y y))))))
  (* (- x y) (/ (sqrt (+ x y)) (sqrt (+ (* x x) (* y y)))))
  (* (- x y) (/ (sqrt (+ x y)) 1))
  (* (- x y) (/ 1 (* (cbrt (+ (* x x) (* y y))) (cbrt (+ (* x x) (* y y))))))
  (* (- x y) (/ 1 (sqrt (+ (* x x) (* y y)))))
  (* (- x y) (/ 1 1))
  (* (- x y) (/ 1 (* (cbrt (+ (* x x) (* y y))) (cbrt (+ (* x x) (* y y))))))
  (* (- x y) (/ 1 (sqrt (+ (* x x) (* y y)))))
  (* (- x y) (/ 1 1))
  (* (- x y) 1)
  (* (- x y) (+ x y))
  (* (- x y) (/ (+ x y) (+ (pow (* x x) 3) (pow (* y y) 3))))
  (* (- x y) (/ (+ x y) (- (* (* x x) (* x x)) (* (* y y) (* y y)))))
  (* (cbrt (- x y)) (/ (+ x y) (+ (* x x) (* y y))))
  (* (sqrt (- x y)) (/ (+ x y) (+ (* x x) (* y y))))
  (* (- x y) (/ (+ x y) (+ (* x x) (* y y))))
  (* (- (sqrt x) (sqrt y)) (/ (+ x y) (+ (* x x) (* y y))))
  (* (- x y) (/ (+ x y) (+ (* x x) (* y y))))
  (* (- x y) (+ x y))
  (* (- (pow x 3) (pow y 3)) (/ (+ x y) (+ (* x x) (* y y))))
  (* (- (* x x) (* y y)) (/ (+ x y) (+ (* x x) (* y y))))
  (* (exp (* x x)) (exp (* y y)))
  (log (+ (* x x) (* y y)))
  (exp (+ (* x x) (* y y)))
  (* (cbrt (+ (* x x) (* y y))) (cbrt (+ (* x x) (* y y))))
  (cbrt (+ (* x x) (* y y)))
  (* (* (+ (* x x) (* y y)) (+ (* x x) (* y y))) (+ (* x x) (* y y)))
  (sqrt (+ (* x x) (* y y)))
  (sqrt (+ (* x x) (* y y)))
  (+ (pow (* x x) 3) (pow (* y y) 3))
  (+ (* (* x x) (* x x)) (- (* (* y y) (* y y)) (* (* x x) (* y y))))
  (- (* (* x x) (* x x)) (* (* y y) (* y y)))
  (- (* x x) (* y y))
  0
  0
  0
  -1
  1
  1
  (+ (pow x 2) (pow y 2))
  (+ (pow x 2) (pow y 2))
  (+ (pow x 2) (pow y 2))
0.376 * * [simplify]: iteration  0 :  5317  enodes  (cost  1452 )
0.380 * [simplify]: Simplified to:
   (log (/ (+ x y) (+ (* x x) (* y y))))
  (log (/ (+ x y) (+ (* x x) (* y y))))
  (exp (/ (+ x y) (+ (* x x) (* y y))))
  (pow (/ (+ x y) (+ (* x x) (* y y))) 3)
  (* (cbrt (/ (+ x y) (+ (* x x) (* y y)))) (cbrt (/ (+ x y) (+ (* x x) (* y y)))))
  (cbrt (/ (+ x y) (+ (* x x) (* y y))))
  (pow (/ (+ x y) (+ (* x x) (* y y))) 3)
  (sqrt (/ (+ x y) (+ (* x x) (* y y))))
  (sqrt (/ (+ x y) (+ (* x x) (* y y))))
  (- (neg y) x)
  (- (* y (neg y)) (* x x))
  (* (/ (cbrt (+ x y)) (cbrt (+ (* x x) (* y y)))) (/ (cbrt (+ x y)) (cbrt (+ (* x x) (* y y)))))
  (/ (cbrt (+ x y)) (cbrt (+ (* x x) (* y y))))
  (* (/ (cbrt (+ x y)) (sqrt (+ (* x x) (* y y)))) (cbrt (+ x y)))
  (/ (cbrt (+ x y)) (sqrt (+ (* x x) (* y y))))
  (* (cbrt (+ x y)) (cbrt (+ x y)))
  (/ (cbrt (+ x y)) (+ (* x x) (* y y)))
  (/ (sqrt (+ x y)) (* (cbrt (+ (* x x) (* y y))) (cbrt (+ (* x x) (* y y)))))
  (/ (sqrt (+ x y)) (cbrt (+ (* x x) (* y y))))
  (/ (sqrt (+ x y)) (sqrt (+ (* x x) (* y y))))
  (/ (sqrt (+ x y)) (sqrt (+ (* x x) (* y y))))
  (sqrt (+ x y))
  (/ (sqrt (+ x y)) (+ (* x x) (* y y)))
  (/ 1 (* (cbrt (+ (* x x) (* y y))) (cbrt (+ (* x x) (* y y)))))
  (/ (+ x y) (cbrt (+ (* x x) (* y y))))
  (/ 1 (sqrt (+ (* x x) (* y y))))
  (/ (+ x y) (sqrt (+ (* x x) (* y y))))
  1
  (/ (+ x y) (+ (* x x) (* y y)))
  (/ 1 (* (cbrt (+ (* x x) (* y y))) (cbrt (+ (* x x) (* y y)))))
  (/ (+ x y) (cbrt (+ (* x x) (* y y))))
  (/ 1 (sqrt (+ (* x x) (* y y))))
  (/ (+ x y) (sqrt (+ (* x x) (* y y))))
  1
  (/ (+ x y) (+ (* x x) (* y y)))
  (/ 1 (+ (* x x) (* y y)))
  (/ (+ (* x x) (* y y)) (+ x y))
  (/ (+ x y) (* (cbrt (+ (* x x) (* y y))) (cbrt (+ (* x x) (* y y)))))
  (/ (+ x y) (sqrt (+ (* x x) (* y y))))
  (+ x y)
  (/ (+ (* x x) (* y y)) (cbrt (+ x y)))
  (/ (+ (* x x) (* y y)) (sqrt (+ x y)))
  (/ (+ (* x x) (* y y)) (+ x y))
  (/ (+ (* x x) (* y y)) (+ x y))
  (/ (+ x y) (+ (pow x 6) (pow y 6)))
  (/ (+ x y) (- (pow x 4) (pow y 4)))
  (* (+ (* x x) (* y y)) (+ (* x x) (* y (- y x))))
  (* (+ (* x x) (* y y)) (- x y))
  (* (/ (+ x y) (+ (* x x) (* y y))) (- x y))
  (log (* (/ (+ x y) (+ (* x x) (* y y))) (- x y)))
  (log (* (/ (+ x y) (+ (* x x) (* y y))) (- x y)))
  (log (* (/ (+ x y) (+ (* x x) (* y y))) (- x y)))
  (pow (exp (/ (+ x y) (+ (* x x) (* y y)))) (- x y))
  (pow (* (/ (+ x y) (+ (* x x) (* y y))) (- x y)) 3)
  (pow (* (/ (+ x y) (+ (* x x) (* y y))) (- x y)) 3)
  (* (cbrt (* (/ (+ x y) (+ (* x x) (* y y))) (- x y))) (cbrt (* (/ (+ x y) (+ (* x x) (* y y))) (- x y))))
  (cbrt (* (/ (+ x y) (+ (* x x) (* y y))) (- x y)))
  (pow (* (/ (+ x y) (+ (* x x) (* y y))) (- x y)) 3)
  (sqrt (* (/ (+ x y) (+ (* x x) (* y y))) (- x y)))
  (sqrt (* (/ (+ x y) (+ (* x x) (* y y))) (- x y)))
  (* (+ x y) (- (pow x 3) (pow y 3)))
  (* (+ (* x x) (* y y)) (+ (* x x) (* y (+ x y))))
  (* (+ x y) (- (* x x) (* y y)))
  (* (+ x y) (+ (* x x) (* y y)))
  (* (sqrt (/ (+ x y) (+ (* x x) (* y y)))) (sqrt (- x y)))
  (* (sqrt (/ (+ x y) (+ (* x x) (* y y)))) (sqrt (- x y)))
  (* (/ (sqrt (+ x y)) (sqrt (+ (* x x) (* y y)))) (sqrt (- x y)))
  (* (/ (sqrt (+ x y)) (sqrt (+ (* x x) (* y y)))) (sqrt (- x y)))
  (* (cbrt (/ (+ x y) (+ (* x x) (* y y)))) (* (cbrt (/ (+ x y) (+ (* x x) (* y y)))) (- x y)))
  (* (sqrt (/ (+ x y) (+ (* x x) (* y y)))) (- x y))
  (* (* (/ (cbrt (+ x y)) (cbrt (+ (* x x) (* y y)))) (/ (cbrt (+ x y)) (cbrt (+ (* x x) (* y y))))) (- x y))
  (* (* (/ (cbrt (+ x y)) (sqrt (+ (* x x) (* y y)))) (cbrt (+ x y))) (- x y))
  (* (cbrt (+ x y)) (* (cbrt (+ x y)) (- x y)))
  (* (/ (sqrt (+ x y)) (* (cbrt (+ (* x x) (* y y))) (cbrt (+ (* x x) (* y y))))) (- x y))
  (* (/ (sqrt (+ x y)) (sqrt (+ (* x x) (* y y)))) (- x y))
  (* (sqrt (+ x y)) (- x y))
  (/ (- x y) (* (cbrt (+ (* x x) (* y y))) (cbrt (+ (* x x) (* y y)))))
  (/ (- x y) (sqrt (+ (* x x) (* y y))))
  (- x y)
  (/ (- x y) (* (cbrt (+ (* x x) (* y y))) (cbrt (+ (* x x) (* y y)))))
  (/ (- x y) (sqrt (+ (* x x) (* y y))))
  (- x y)
  (- x y)
  (- (* x x) (* y y))
  (* (/ (+ x y) (+ (pow x 6) (pow y 6))) (- x y))
  (* (/ (+ x y) (- (pow x 4) (pow y 4))) (- x y))
  (* (/ (+ x y) (+ (* x x) (* y y))) (cbrt (- x y)))
  (* (/ (+ x y) (+ (* x x) (* y y))) (sqrt (- x y)))
  (* (/ (+ x y) (+ (* x x) (* y y))) (- x y))
  (* (/ (+ x y) (+ (* x x) (* y y))) (- (sqrt x) (sqrt y)))
  (* (/ (+ x y) (+ (* x x) (* y y))) (- x y))
  (- (* x x) (* y y))
  (* (/ (+ x y) (+ (* x x) (* y y))) (- (pow x 3) (pow y 3)))
  (* (+ x y) (* (/ (+ x y) (+ (* x x) (* y y))) (- x y)))
  (exp (+ (* x x) (* y y)))
  (log (+ (* x x) (* y y)))
  (exp (+ (* x x) (* y y)))
  (* (cbrt (+ (* x x) (* y y))) (cbrt (+ (* x x) (* y y))))
  (cbrt (+ (* x x) (* y y)))
  (pow (+ (* x x) (* y y)) 3)
  (sqrt (+ (* x x) (* y y)))
  (sqrt (+ (* x x) (* y y)))
  (+ (pow x 6) (pow y 6))
  (+ (pow x 4) (- (pow y 4) (* x (* x (* y y)))))
  (- (pow x 4) (pow y 4))
  (- (* x x) (* y y))
  0
  0
  0
  -1
  1
  1
  (+ (* x x) (* y y))
  (+ (* x x) (* y y))
  (+ (* x x) (* y y))
0.381 * * * [progress]: adding candidates to table
0.454 * * [progress]: iteration 4 / 4
0.454 * * * [progress]: picking best candidate
0.456 * * * * [pick]: Picked  #<alt (λ (x y) 1)>
0.456 * * * [progress]: localizing error
0.457 * * * [progress]: generating rewritten candidates
0.457 * * * [progress]: generating series expansions
0.457 * * * [progress]: simplifying candidates
0.457 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   
0.459 * * [simplify]: iteration  0 :  0  enodes  (cost  0 )
0.460 * [simplify]: Simplified to:
   
0.460 * * * [progress]: adding candidates to table
0.460 * [progress]: [Phase 3 of 3] Extracting.
0.460 * * [regime]: Finding splitpoints for: (#<alt (λ (x y) (* (- x y) (/ (+ x y) (+ (* x x) (* y y)))))> #<alt (λ (x y) (/ (* (- x y) (+ x y)) (+ (* x x) (* y y))))> #<alt (λ (x y) 1)> #<alt (λ (x y) -1)>)
0.460 * * * [regime-changes]: Trying 3 branch expressions: ((/ (* (- x y) (+ x y)) (+ (* x x) (* y y))) y x)
0.460 * * * * [regimes]: Trying to branch on (/ (* (- x y) (+ x y)) (+ (* x x) (* y y))) from (#<alt (λ (x y) (* (- x y) (/ (+ x y) (+ (* x x) (* y y)))))> #<alt (λ (x y) (/ (* (- x y) (+ x y)) (+ (* x x) (* y y))))> #<alt (λ (x y) 1)> #<alt (λ (x y) -1)>)
0.498 * * * * [regimes]: Trying to branch on y from (#<alt (λ (x y) (* (- x y) (/ (+ x y) (+ (* x x) (* y y)))))> #<alt (λ (x y) (/ (* (- x y) (+ x y)) (+ (* x x) (* y y))))> #<alt (λ (x y) 1)> #<alt (λ (x y) -1)>)
0.554 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x y) (* (- x y) (/ (+ x y) (+ (* x x) (* y y)))))> #<alt (λ (x y) (/ (* (- x y) (+ x y)) (+ (* x x) (* y y))))> #<alt (λ (x y) 1)> #<alt (λ (x y) -1)>)
0.597 * * * [regime]: Found split indices: #<option (#s(si 1 176) #s(si 3 255))>
0.597 * [binary-search]: Only using regimes for bounds on (/ (* (- x y) (+ x y)) (+ (* x x) (* y y))) and (#<alt (λ (x y) (* (- x y) (/ (+ x y) (+ (* x x) (* y y)))))> #<alt (λ (x y) (/ (* (- x y) (+ x y)) (+ (* x x) (* y y))))> #<alt (λ (x y) 1)> #<alt (λ (x y) -1)>)
0.597 * [regimes]: Found splitpoints: (#s(sp 1 (/ (* (- x y) (+ x y)) (+ (* x x) (* y y))) 1.0) #s(sp 3 (/ (* (- x y) (+ x y)) (+ (* x x) (* y y))) +nan.0)) , with alts (#<alt (λ (x y) (* (- x y) (/ (+ x y) (+ (* x x) (* y y)))))> #<alt (λ (x y) (/ (* (- x y) (+ x y)) (+ (* x x) (* y y))))> #<alt (λ (x y) 1)> #<alt (λ (x y) -1)>)
0.597 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (if (<= (/ (* (- x y) (+ x y)) (+ (* x x) (* y y))) 1.0) (/ (* (- x y) (+ x y)) (+ (* x x) (* y y))) -1)
0.598 * * [simplify]: iteration  0 :  25  enodes  (cost  34 )
0.598 * * [simplify]: iteration  1 :  25  enodes  (cost  34 )
0.598 * [simplify]: Simplified to:
   (if (<= (/ (* (- x y) (+ x y)) (+ (* x x) (* y y))) 1.0) (/ (* (- x y) (+ x y)) (+ (* x x) (* y y))) -1)
1.537 * [regime-testing]: End program error score: 4.895766980885339
1.629 * [regime-testing]: Target error score: 0.05882456083230773