27.001 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.111 * * * [progress]: [2/2] Setting up program.
0.113 * [progress]: [Phase 2 of 3] Improving.
0.113 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (/ (+ x y) (- x y))
0.115 * * [simplify]: iteration  0 :  8  enodes  (cost  3 )
0.116 * * [simplify]: iteration  1 :  9  enodes  (cost  3 )
0.117 * * [simplify]: iteration  2 :  9  enodes  (cost  3 )
0.117 * [simplify]: Simplified to:
   (/ (+ x y) (- x y))
0.117 * * [progress]: iteration 1 / 4
0.117 * * * [progress]: picking best candidate
0.119 * * * * [pick]: Picked  #<alt (λ (x y) (/ (+ x y) (- x y)))>
0.119 * * * [progress]: localizing error
0.123 * * * [progress]: generating rewritten candidates
0.123 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.133 * * * [progress]: generating series expansions
0.133 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.133 * [approximate]: Taking taylor expansion of (/ (+ x y) (- x y)) in (x y) around 0
0.133 * [taylor]: Taking taylor expansion of (/ (+ x y) (- x y)) in y
0.133 * [taylor]: Taking taylor expansion of (+ x y) in y
0.133 * [taylor]: Taking taylor expansion of x in y
0.133 * [taylor]: Taking taylor expansion of y in y
0.133 * [taylor]: Taking taylor expansion of (- x y) in y
0.133 * [taylor]: Taking taylor expansion of x in y
0.133 * [taylor]: Taking taylor expansion of y in y
0.133 * [taylor]: Taking taylor expansion of (/ (+ x y) (- x y)) in x
0.133 * [taylor]: Taking taylor expansion of (+ x y) in x
0.133 * [taylor]: Taking taylor expansion of x in x
0.133 * [taylor]: Taking taylor expansion of y in x
0.133 * [taylor]: Taking taylor expansion of (- x y) in x
0.133 * [taylor]: Taking taylor expansion of x in x
0.133 * [taylor]: Taking taylor expansion of y in x
0.133 * [taylor]: Taking taylor expansion of (/ (+ x y) (- x y)) in x
0.133 * [taylor]: Taking taylor expansion of (+ x y) in x
0.133 * [taylor]: Taking taylor expansion of x in x
0.133 * [taylor]: Taking taylor expansion of y in x
0.133 * [taylor]: Taking taylor expansion of (- x y) in x
0.133 * [taylor]: Taking taylor expansion of x in x
0.133 * [taylor]: Taking taylor expansion of y in x
0.133 * [taylor]: Taking taylor expansion of -1 in y
0.134 * [taylor]: Taking taylor expansion of (neg (* 2 (/ 1 y))) in y
0.134 * [taylor]: Taking taylor expansion of (* 2 (/ 1 y)) in y
0.134 * [taylor]: Taking taylor expansion of 2 in y
0.134 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.134 * [taylor]: Taking taylor expansion of y in y
0.134 * [taylor]: Taking taylor expansion of (neg (* 2 (/ 1 (pow y 2)))) in y
0.134 * [taylor]: Taking taylor expansion of (* 2 (/ 1 (pow y 2))) in y
0.134 * [taylor]: Taking taylor expansion of 2 in y
0.134 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.134 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.134 * [taylor]: Taking taylor expansion of y in y
0.134 * [taylor]: Taking taylor expansion of (neg (* 2 (/ 1 (pow y 3)))) in y
0.135 * [taylor]: Taking taylor expansion of (* 2 (/ 1 (pow y 3))) in y
0.135 * [taylor]: Taking taylor expansion of 2 in y
0.135 * [taylor]: Taking taylor expansion of (/ 1 (pow y 3)) in y
0.135 * [taylor]: Taking taylor expansion of (pow y 3) in y
0.135 * [taylor]: Taking taylor expansion of y in y
0.135 * [approximate]: Taking taylor expansion of (/ (+ (/ 1 y) (/ 1 x)) (- (/ 1 x) (/ 1 y))) in (x y) around 0
0.135 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 y) (/ 1 x)) (- (/ 1 x) (/ 1 y))) in y
0.135 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in y
0.135 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.135 * [taylor]: Taking taylor expansion of y in y
0.135 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.135 * [taylor]: Taking taylor expansion of x in y
0.135 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in y
0.135 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.135 * [taylor]: Taking taylor expansion of x in y
0.135 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.135 * [taylor]: Taking taylor expansion of y in y
0.135 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 y) (/ 1 x)) (- (/ 1 x) (/ 1 y))) in x
0.135 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.135 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.135 * [taylor]: Taking taylor expansion of y in x
0.135 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.135 * [taylor]: Taking taylor expansion of x in x
0.135 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x
0.135 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.135 * [taylor]: Taking taylor expansion of x in x
0.135 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.135 * [taylor]: Taking taylor expansion of y in x
0.136 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 y) (/ 1 x)) (- (/ 1 x) (/ 1 y))) in x
0.136 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.136 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.136 * [taylor]: Taking taylor expansion of y in x
0.136 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.136 * [taylor]: Taking taylor expansion of x in x
0.136 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x
0.136 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.136 * [taylor]: Taking taylor expansion of x in x
0.136 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.136 * [taylor]: Taking taylor expansion of y in x
0.136 * [taylor]: Taking taylor expansion of 1 in y
0.136 * [taylor]: Taking taylor expansion of (* 2 (/ 1 y)) in y
0.136 * [taylor]: Taking taylor expansion of 2 in y
0.136 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.136 * [taylor]: Taking taylor expansion of y in y
0.136 * [taylor]: Taking taylor expansion of (* 2 (/ 1 (pow y 2))) in y
0.136 * [taylor]: Taking taylor expansion of 2 in y
0.136 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.136 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.136 * [taylor]: Taking taylor expansion of y in y
0.137 * [taylor]: Taking taylor expansion of (* 2 (/ 1 (pow y 3))) in y
0.137 * [taylor]: Taking taylor expansion of 2 in y
0.137 * [taylor]: Taking taylor expansion of (/ 1 (pow y 3)) in y
0.137 * [taylor]: Taking taylor expansion of (pow y 3) in y
0.137 * [taylor]: Taking taylor expansion of y in y
0.138 * [approximate]: Taking taylor expansion of (* -1 (/ (+ (/ 1 y) (/ 1 x)) (- (/ 1 y) (/ 1 x)))) in (x y) around 0
0.138 * [taylor]: Taking taylor expansion of (* -1 (/ (+ (/ 1 y) (/ 1 x)) (- (/ 1 y) (/ 1 x)))) in y
0.138 * [taylor]: Taking taylor expansion of -1 in y
0.138 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 y) (/ 1 x)) (- (/ 1 y) (/ 1 x))) in y
0.138 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in y
0.138 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.138 * [taylor]: Taking taylor expansion of y in y
0.138 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.138 * [taylor]: Taking taylor expansion of x in y
0.138 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in y
0.138 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.138 * [taylor]: Taking taylor expansion of y in y
0.138 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.138 * [taylor]: Taking taylor expansion of x in y
0.138 * [taylor]: Taking taylor expansion of (* -1 (/ (+ (/ 1 y) (/ 1 x)) (- (/ 1 y) (/ 1 x)))) in x
0.138 * [taylor]: Taking taylor expansion of -1 in x
0.138 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 y) (/ 1 x)) (- (/ 1 y) (/ 1 x))) in x
0.138 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.138 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.138 * [taylor]: Taking taylor expansion of y in x
0.138 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.138 * [taylor]: Taking taylor expansion of x in x
0.138 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x
0.138 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.138 * [taylor]: Taking taylor expansion of y in x
0.138 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.138 * [taylor]: Taking taylor expansion of x in x
0.138 * [taylor]: Taking taylor expansion of (* -1 (/ (+ (/ 1 y) (/ 1 x)) (- (/ 1 y) (/ 1 x)))) in x
0.138 * [taylor]: Taking taylor expansion of -1 in x
0.138 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 y) (/ 1 x)) (- (/ 1 y) (/ 1 x))) in x
0.138 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.138 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.138 * [taylor]: Taking taylor expansion of y in x
0.138 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.138 * [taylor]: Taking taylor expansion of x in x
0.138 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x
0.138 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.138 * [taylor]: Taking taylor expansion of y in x
0.138 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.138 * [taylor]: Taking taylor expansion of x in x
0.139 * [taylor]: Taking taylor expansion of 1 in y
0.139 * [taylor]: Taking taylor expansion of (* 2 (/ 1 y)) in y
0.139 * [taylor]: Taking taylor expansion of 2 in y
0.139 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.139 * [taylor]: Taking taylor expansion of y in y
0.139 * [taylor]: Taking taylor expansion of (* 2 (/ 1 (pow y 2))) in y
0.139 * [taylor]: Taking taylor expansion of 2 in y
0.139 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.139 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.139 * [taylor]: Taking taylor expansion of y in y
0.140 * [taylor]: Taking taylor expansion of (* 2 (/ 1 (pow y 3))) in y
0.140 * [taylor]: Taking taylor expansion of 2 in y
0.140 * [taylor]: Taking taylor expansion of (/ 1 (pow y 3)) in y
0.140 * [taylor]: Taking taylor expansion of (pow y 3) in y
0.140 * [taylor]: Taking taylor expansion of y in y
0.141 * * * [progress]: simplifying candidates
0.141 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (- (log (+ x y)) (log (- x y)))
  (log (/ (+ x y) (- x y)))
  (exp (/ (+ x y) (- x y)))
  (/ (* (* (+ x y) (+ x y)) (+ x y)) (* (* (- x y) (- x y)) (- x y)))
  (* (cbrt (/ (+ x y) (- x y))) (cbrt (/ (+ x y) (- x y))))
  (cbrt (/ (+ x y) (- x y)))
  (* (* (/ (+ x y) (- x y)) (/ (+ x y) (- x y))) (/ (+ x y) (- x y)))
  (sqrt (/ (+ x y) (- x y)))
  (sqrt (/ (+ x y) (- x y)))
  (neg (+ x y))
  (neg (- x y))
  (/ (* (cbrt (+ x y)) (cbrt (+ x y))) (* (cbrt (- x y)) (cbrt (- x y))))
  (/ (cbrt (+ x y)) (cbrt (- x y)))
  (/ (* (cbrt (+ x y)) (cbrt (+ x y))) (sqrt (- x y)))
  (/ (cbrt (+ x y)) (sqrt (- x y)))
  (/ (* (cbrt (+ x y)) (cbrt (+ x y))) 1)
  (/ (cbrt (+ x y)) (- x y))
  (/ (* (cbrt (+ x y)) (cbrt (+ x y))) (+ (sqrt x) (sqrt y)))
  (/ (cbrt (+ x y)) (- (sqrt x) (sqrt y)))
  (/ (* (cbrt (+ x y)) (cbrt (+ x y))) 1)
  (/ (cbrt (+ x y)) (- x y))
  (/ (sqrt (+ x y)) (* (cbrt (- x y)) (cbrt (- x y))))
  (/ (sqrt (+ x y)) (cbrt (- x y)))
  (/ (sqrt (+ x y)) (sqrt (- x y)))
  (/ (sqrt (+ x y)) (sqrt (- x y)))
  (/ (sqrt (+ x y)) 1)
  (/ (sqrt (+ x y)) (- x y))
  (/ (sqrt (+ x y)) (+ (sqrt x) (sqrt y)))
  (/ (sqrt (+ x y)) (- (sqrt x) (sqrt y)))
  (/ (sqrt (+ x y)) 1)
  (/ (sqrt (+ x y)) (- x y))
  (/ 1 (* (cbrt (- x y)) (cbrt (- x y))))
  (/ (+ x y) (cbrt (- x y)))
  (/ 1 (sqrt (- x y)))
  (/ (+ x y) (sqrt (- x y)))
  (/ 1 1)
  (/ (+ x y) (- x y))
  (/ 1 (+ (sqrt x) (sqrt y)))
  (/ (+ x y) (- (sqrt x) (sqrt y)))
  (/ 1 1)
  (/ (+ x y) (- x y))
  (/ 1 (* (cbrt (- x y)) (cbrt (- x y))))
  (/ (+ x y) (cbrt (- x y)))
  (/ 1 (sqrt (- x y)))
  (/ (+ x y) (sqrt (- x y)))
  (/ 1 1)
  (/ (+ x y) (- x y))
  (/ 1 (+ (sqrt x) (sqrt y)))
  (/ (+ x y) (- (sqrt x) (sqrt y)))
  (/ 1 1)
  (/ (+ x y) (- x y))
  (/ 1 (- x y))
  (/ (- x y) (+ x y))
  (/ (+ x y) (* (cbrt (- x y)) (cbrt (- x y))))
  (/ (+ x y) (sqrt (- x y)))
  (/ (+ x y) 1)
  (/ (+ x y) (+ (sqrt x) (sqrt y)))
  (/ (+ x y) 1)
  (/ (- x y) (cbrt (+ x y)))
  (/ (- x y) (sqrt (+ x y)))
  (/ (- x y) (+ x y))
  (/ (- x y) (+ x y))
  (/ (+ x y) (- (pow x 3) (pow y 3)))
  (/ (+ x y) (- (* x x) (* y y)))
  (* (- x y) (+ (* x x) (- (* y y) (* x y))))
  (* (- x y) (- x y))
  -1
  1
  1
0.145 * * [simplify]: iteration  0 :  169  enodes  (cost  288 )
0.147 * * [simplify]: iteration  1 :  510  enodes  (cost  274 )
0.154 * * [simplify]: iteration  2 :  1421  enodes  (cost  270 )
0.179 * * [simplify]: iteration  3 :  5001  enodes  (cost  270 )
0.181 * [simplify]: Simplified to:
   (log (/ (+ x y) (- x y)))
  (log (/ (+ x y) (- x y)))
  (exp (/ (+ x y) (- x y)))
  (pow (/ (+ x y) (- x y)) 3)
  (* (cbrt (/ (+ x y) (- x y))) (cbrt (/ (+ x y) (- x y))))
  (cbrt (/ (+ x y) (- x y)))
  (pow (/ (+ x y) (- x y)) 3)
  (sqrt (/ (+ x y) (- x y)))
  (sqrt (/ (+ x y) (- x y)))
  (neg (+ x y))
  (- y x)
  (/ (* (cbrt (+ x y)) (cbrt (+ x y))) (* (cbrt (- x y)) (cbrt (- x y))))
  (/ (cbrt (+ x y)) (cbrt (- x y)))
  (/ (* (cbrt (+ x y)) (cbrt (+ x y))) (sqrt (- x y)))
  (/ (cbrt (+ x y)) (sqrt (- x y)))
  (* (cbrt (+ x y)) (cbrt (+ x y)))
  (/ (cbrt (+ x y)) (- x y))
  (/ (* (cbrt (+ x y)) (cbrt (+ x y))) (+ (sqrt x) (sqrt y)))
  (/ (cbrt (+ x y)) (- (sqrt x) (sqrt y)))
  (* (cbrt (+ x y)) (cbrt (+ x y)))
  (/ (cbrt (+ x y)) (- x y))
  (/ (sqrt (+ x y)) (* (cbrt (- x y)) (cbrt (- x y))))
  (/ (sqrt (+ x y)) (cbrt (- x y)))
  (/ (sqrt (+ x y)) (sqrt (- x y)))
  (/ (sqrt (+ x y)) (sqrt (- x y)))
  (sqrt (+ x y))
  (/ (sqrt (+ x y)) (- x y))
  (/ (sqrt (+ x y)) (+ (sqrt x) (sqrt y)))
  (/ (sqrt (+ x y)) (- (sqrt x) (sqrt y)))
  (sqrt (+ x y))
  (/ (sqrt (+ x y)) (- x y))
  (/ 1 (* (cbrt (- x y)) (cbrt (- x y))))
  (/ (+ x y) (cbrt (- x y)))
  (/ 1 (sqrt (- x y)))
  (/ (+ x y) (sqrt (- x y)))
  1
  (/ (+ x y) (- x y))
  (/ 1 (+ (sqrt x) (sqrt y)))
  (/ (+ x y) (- (sqrt x) (sqrt y)))
  1
  (/ (+ x y) (- x y))
  (/ 1 (* (cbrt (- x y)) (cbrt (- x y))))
  (/ (+ x y) (cbrt (- x y)))
  (/ 1 (sqrt (- x y)))
  (/ (+ x y) (sqrt (- x y)))
  1
  (/ (+ x y) (- x y))
  (/ 1 (+ (sqrt x) (sqrt y)))
  (/ (+ x y) (- (sqrt x) (sqrt y)))
  1
  (/ (+ x y) (- x y))
  (/ 1 (- x y))
  (/ (- x y) (+ x y))
  (/ (+ x y) (* (cbrt (- x y)) (cbrt (- x y))))
  (/ (+ x y) (sqrt (- x y)))
  (+ x y)
  (/ (+ x y) (+ (sqrt x) (sqrt y)))
  (+ x y)
  (/ (- x y) (cbrt (+ x y)))
  (/ (- x y) (sqrt (+ x y)))
  (/ (- x y) (+ x y))
  (/ (- x y) (+ x y))
  (/ (+ x y) (- (pow x 3) (pow y 3)))
  (/ 1 (- x y))
  (* (+ (* y (- y x)) (* x x)) (- x y))
  (* (- x y) (- x y))
  -1
  1
  1
0.181 * * * [progress]: adding candidates to table
0.218 * * [progress]: iteration 2 / 4
0.218 * * * [progress]: picking best candidate
0.222 * * * * [pick]: Picked  #<alt (λ (x y) (/ 1 (/ (- x y) (+ x y))))>
0.222 * * * [progress]: localizing error
0.228 * * * [progress]: generating rewritten candidates
0.228 * * * * [progress]: [ 1 / 2 ] rewriting at (2 2)
0.235 * * * * [progress]: [ 2 / 2 ] rewriting at (2)
0.256 * * * [progress]: generating series expansions
0.256 * * * * [progress]: [ 1 / 2 ] generating series at (2 2)
0.256 * [approximate]: Taking taylor expansion of (/ (- x y) (+ x y)) in (x y) around 0
0.256 * [taylor]: Taking taylor expansion of (/ (- x y) (+ x y)) in y
0.256 * [taylor]: Taking taylor expansion of (- x y) in y
0.256 * [taylor]: Taking taylor expansion of x in y
0.256 * [taylor]: Taking taylor expansion of y in y
0.256 * [taylor]: Taking taylor expansion of (+ x y) in y
0.256 * [taylor]: Taking taylor expansion of x in y
0.256 * [taylor]: Taking taylor expansion of y in y
0.256 * [taylor]: Taking taylor expansion of (/ (- x y) (+ x y)) in x
0.256 * [taylor]: Taking taylor expansion of (- x y) in x
0.256 * [taylor]: Taking taylor expansion of x in x
0.256 * [taylor]: Taking taylor expansion of y in x
0.256 * [taylor]: Taking taylor expansion of (+ x y) in x
0.256 * [taylor]: Taking taylor expansion of x in x
0.256 * [taylor]: Taking taylor expansion of y in x
0.256 * [taylor]: Taking taylor expansion of (/ (- x y) (+ x y)) in x
0.256 * [taylor]: Taking taylor expansion of (- x y) in x
0.256 * [taylor]: Taking taylor expansion of x in x
0.256 * [taylor]: Taking taylor expansion of y in x
0.256 * [taylor]: Taking taylor expansion of (+ x y) in x
0.256 * [taylor]: Taking taylor expansion of x in x
0.256 * [taylor]: Taking taylor expansion of y in x
0.256 * [taylor]: Taking taylor expansion of -1 in y
0.257 * [taylor]: Taking taylor expansion of (* 2 (/ 1 y)) in y
0.257 * [taylor]: Taking taylor expansion of 2 in y
0.257 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.257 * [taylor]: Taking taylor expansion of y in y
0.257 * [taylor]: Taking taylor expansion of (neg (* 2 (/ 1 (pow y 2)))) in y
0.257 * [taylor]: Taking taylor expansion of (* 2 (/ 1 (pow y 2))) in y
0.257 * [taylor]: Taking taylor expansion of 2 in y
0.257 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.257 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.257 * [taylor]: Taking taylor expansion of y in y
0.257 * [taylor]: Taking taylor expansion of (* 2 (/ 1 (pow y 3))) in y
0.257 * [taylor]: Taking taylor expansion of 2 in y
0.257 * [taylor]: Taking taylor expansion of (/ 1 (pow y 3)) in y
0.257 * [taylor]: Taking taylor expansion of (pow y 3) in y
0.257 * [taylor]: Taking taylor expansion of y in y
0.258 * [approximate]: Taking taylor expansion of (/ (- (/ 1 x) (/ 1 y)) (+ (/ 1 y) (/ 1 x))) in (x y) around 0
0.258 * [taylor]: Taking taylor expansion of (/ (- (/ 1 x) (/ 1 y)) (+ (/ 1 y) (/ 1 x))) in y
0.258 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in y
0.258 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.258 * [taylor]: Taking taylor expansion of x in y
0.258 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.258 * [taylor]: Taking taylor expansion of y in y
0.258 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in y
0.258 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.258 * [taylor]: Taking taylor expansion of y in y
0.258 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.258 * [taylor]: Taking taylor expansion of x in y
0.258 * [taylor]: Taking taylor expansion of (/ (- (/ 1 x) (/ 1 y)) (+ (/ 1 y) (/ 1 x))) in x
0.258 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x
0.258 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.258 * [taylor]: Taking taylor expansion of x in x
0.258 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.258 * [taylor]: Taking taylor expansion of y in x
0.258 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.258 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.258 * [taylor]: Taking taylor expansion of y in x
0.258 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.258 * [taylor]: Taking taylor expansion of x in x
0.258 * [taylor]: Taking taylor expansion of (/ (- (/ 1 x) (/ 1 y)) (+ (/ 1 y) (/ 1 x))) in x
0.258 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x
0.258 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.258 * [taylor]: Taking taylor expansion of x in x
0.258 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.258 * [taylor]: Taking taylor expansion of y in x
0.258 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.259 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.259 * [taylor]: Taking taylor expansion of y in x
0.259 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.259 * [taylor]: Taking taylor expansion of x in x
0.259 * [taylor]: Taking taylor expansion of 1 in y
0.259 * [taylor]: Taking taylor expansion of (neg (* 2 (/ 1 y))) in y
0.259 * [taylor]: Taking taylor expansion of (* 2 (/ 1 y)) in y
0.259 * [taylor]: Taking taylor expansion of 2 in y
0.259 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.259 * [taylor]: Taking taylor expansion of y in y
0.259 * [taylor]: Taking taylor expansion of (* 2 (/ 1 (pow y 2))) in y
0.259 * [taylor]: Taking taylor expansion of 2 in y
0.259 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.259 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.259 * [taylor]: Taking taylor expansion of y in y
0.260 * [taylor]: Taking taylor expansion of (neg (* 2 (/ 1 (pow y 3)))) in y
0.260 * [taylor]: Taking taylor expansion of (* 2 (/ 1 (pow y 3))) in y
0.260 * [taylor]: Taking taylor expansion of 2 in y
0.260 * [taylor]: Taking taylor expansion of (/ 1 (pow y 3)) in y
0.260 * [taylor]: Taking taylor expansion of (pow y 3) in y
0.260 * [taylor]: Taking taylor expansion of y in y
0.260 * [approximate]: Taking taylor expansion of (* -1 (/ (- (/ 1 y) (/ 1 x)) (+ (/ 1 y) (/ 1 x)))) in (x y) around 0
0.260 * [taylor]: Taking taylor expansion of (* -1 (/ (- (/ 1 y) (/ 1 x)) (+ (/ 1 y) (/ 1 x)))) in y
0.261 * [taylor]: Taking taylor expansion of -1 in y
0.261 * [taylor]: Taking taylor expansion of (/ (- (/ 1 y) (/ 1 x)) (+ (/ 1 y) (/ 1 x))) in y
0.261 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in y
0.261 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.261 * [taylor]: Taking taylor expansion of y in y
0.261 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.261 * [taylor]: Taking taylor expansion of x in y
0.261 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in y
0.261 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.261 * [taylor]: Taking taylor expansion of y in y
0.261 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.261 * [taylor]: Taking taylor expansion of x in y
0.261 * [taylor]: Taking taylor expansion of (* -1 (/ (- (/ 1 y) (/ 1 x)) (+ (/ 1 y) (/ 1 x)))) in x
0.261 * [taylor]: Taking taylor expansion of -1 in x
0.261 * [taylor]: Taking taylor expansion of (/ (- (/ 1 y) (/ 1 x)) (+ (/ 1 y) (/ 1 x))) in x
0.261 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x
0.261 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.261 * [taylor]: Taking taylor expansion of y in x
0.261 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.261 * [taylor]: Taking taylor expansion of x in x
0.261 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.261 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.261 * [taylor]: Taking taylor expansion of y in x
0.261 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.261 * [taylor]: Taking taylor expansion of x in x
0.261 * [taylor]: Taking taylor expansion of (* -1 (/ (- (/ 1 y) (/ 1 x)) (+ (/ 1 y) (/ 1 x)))) in x
0.261 * [taylor]: Taking taylor expansion of -1 in x
0.261 * [taylor]: Taking taylor expansion of (/ (- (/ 1 y) (/ 1 x)) (+ (/ 1 y) (/ 1 x))) in x
0.261 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x
0.261 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.261 * [taylor]: Taking taylor expansion of y in x
0.261 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.261 * [taylor]: Taking taylor expansion of x in x
0.261 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.261 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.261 * [taylor]: Taking taylor expansion of y in x
0.261 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.261 * [taylor]: Taking taylor expansion of x in x
0.261 * [taylor]: Taking taylor expansion of 1 in y
0.262 * [taylor]: Taking taylor expansion of (neg (* 2 (/ 1 y))) in y
0.262 * [taylor]: Taking taylor expansion of (* 2 (/ 1 y)) in y
0.262 * [taylor]: Taking taylor expansion of 2 in y
0.262 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.262 * [taylor]: Taking taylor expansion of y in y
0.262 * [taylor]: Taking taylor expansion of (* 2 (/ 1 (pow y 2))) in y
0.262 * [taylor]: Taking taylor expansion of 2 in y
0.262 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.262 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.262 * [taylor]: Taking taylor expansion of y in y
0.263 * [taylor]: Taking taylor expansion of (neg (* 2 (/ 1 (pow y 3)))) in y
0.263 * [taylor]: Taking taylor expansion of (* 2 (/ 1 (pow y 3))) in y
0.263 * [taylor]: Taking taylor expansion of 2 in y
0.263 * [taylor]: Taking taylor expansion of (/ 1 (pow y 3)) in y
0.263 * [taylor]: Taking taylor expansion of (pow y 3) in y
0.263 * [taylor]: Taking taylor expansion of y in y
0.263 * * * * [progress]: [ 2 / 2 ] generating series at (2)
0.264 * [approximate]: Taking taylor expansion of (/ (+ x y) (- x y)) in (x y) around 0
0.264 * [taylor]: Taking taylor expansion of (/ (+ x y) (- x y)) in y
0.264 * [taylor]: Taking taylor expansion of (+ x y) in y
0.264 * [taylor]: Taking taylor expansion of x in y
0.264 * [taylor]: Taking taylor expansion of y in y
0.264 * [taylor]: Taking taylor expansion of (- x y) in y
0.264 * [taylor]: Taking taylor expansion of x in y
0.264 * [taylor]: Taking taylor expansion of y in y
0.264 * [taylor]: Taking taylor expansion of (/ (+ x y) (- x y)) in x
0.264 * [taylor]: Taking taylor expansion of (+ x y) in x
0.264 * [taylor]: Taking taylor expansion of x in x
0.264 * [taylor]: Taking taylor expansion of y in x
0.264 * [taylor]: Taking taylor expansion of (- x y) in x
0.264 * [taylor]: Taking taylor expansion of x in x
0.264 * [taylor]: Taking taylor expansion of y in x
0.264 * [taylor]: Taking taylor expansion of (/ (+ x y) (- x y)) in x
0.264 * [taylor]: Taking taylor expansion of (+ x y) in x
0.264 * [taylor]: Taking taylor expansion of x in x
0.264 * [taylor]: Taking taylor expansion of y in x
0.264 * [taylor]: Taking taylor expansion of (- x y) in x
0.264 * [taylor]: Taking taylor expansion of x in x
0.264 * [taylor]: Taking taylor expansion of y in x
0.264 * [taylor]: Taking taylor expansion of -1 in y
0.264 * [taylor]: Taking taylor expansion of (neg (* 2 (/ 1 y))) in y
0.264 * [taylor]: Taking taylor expansion of (* 2 (/ 1 y)) in y
0.264 * [taylor]: Taking taylor expansion of 2 in y
0.264 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.264 * [taylor]: Taking taylor expansion of y in y
0.264 * [taylor]: Taking taylor expansion of (neg (* 2 (/ 1 (pow y 2)))) in y
0.264 * [taylor]: Taking taylor expansion of (* 2 (/ 1 (pow y 2))) in y
0.264 * [taylor]: Taking taylor expansion of 2 in y
0.264 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.264 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.265 * [taylor]: Taking taylor expansion of y in y
0.265 * [taylor]: Taking taylor expansion of (neg (* 2 (/ 1 (pow y 3)))) in y
0.265 * [taylor]: Taking taylor expansion of (* 2 (/ 1 (pow y 3))) in y
0.265 * [taylor]: Taking taylor expansion of 2 in y
0.265 * [taylor]: Taking taylor expansion of (/ 1 (pow y 3)) in y
0.265 * [taylor]: Taking taylor expansion of (pow y 3) in y
0.265 * [taylor]: Taking taylor expansion of y in y
0.265 * [approximate]: Taking taylor expansion of (/ (+ (/ 1 y) (/ 1 x)) (- (/ 1 x) (/ 1 y))) in (x y) around 0
0.266 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 y) (/ 1 x)) (- (/ 1 x) (/ 1 y))) in y
0.266 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in y
0.266 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.266 * [taylor]: Taking taylor expansion of y in y
0.266 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.266 * [taylor]: Taking taylor expansion of x in y
0.266 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in y
0.266 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.266 * [taylor]: Taking taylor expansion of x in y
0.266 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.266 * [taylor]: Taking taylor expansion of y in y
0.266 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 y) (/ 1 x)) (- (/ 1 x) (/ 1 y))) in x
0.266 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.266 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.266 * [taylor]: Taking taylor expansion of y in x
0.266 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.266 * [taylor]: Taking taylor expansion of x in x
0.266 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x
0.266 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.266 * [taylor]: Taking taylor expansion of x in x
0.266 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.266 * [taylor]: Taking taylor expansion of y in x
0.266 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 y) (/ 1 x)) (- (/ 1 x) (/ 1 y))) in x
0.266 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.266 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.266 * [taylor]: Taking taylor expansion of y in x
0.266 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.266 * [taylor]: Taking taylor expansion of x in x
0.266 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x
0.266 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.266 * [taylor]: Taking taylor expansion of x in x
0.266 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.266 * [taylor]: Taking taylor expansion of y in x
0.266 * [taylor]: Taking taylor expansion of 1 in y
0.267 * [taylor]: Taking taylor expansion of (* 2 (/ 1 y)) in y
0.267 * [taylor]: Taking taylor expansion of 2 in y
0.267 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.267 * [taylor]: Taking taylor expansion of y in y
0.267 * [taylor]: Taking taylor expansion of (* 2 (/ 1 (pow y 2))) in y
0.267 * [taylor]: Taking taylor expansion of 2 in y
0.267 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.267 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.267 * [taylor]: Taking taylor expansion of y in y
0.268 * [taylor]: Taking taylor expansion of (* 2 (/ 1 (pow y 3))) in y
0.268 * [taylor]: Taking taylor expansion of 2 in y
0.268 * [taylor]: Taking taylor expansion of (/ 1 (pow y 3)) in y
0.268 * [taylor]: Taking taylor expansion of (pow y 3) in y
0.268 * [taylor]: Taking taylor expansion of y in y
0.268 * [approximate]: Taking taylor expansion of (* -1 (/ (+ (/ 1 y) (/ 1 x)) (- (/ 1 y) (/ 1 x)))) in (x y) around 0
0.268 * [taylor]: Taking taylor expansion of (* -1 (/ (+ (/ 1 y) (/ 1 x)) (- (/ 1 y) (/ 1 x)))) in y
0.268 * [taylor]: Taking taylor expansion of -1 in y
0.268 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 y) (/ 1 x)) (- (/ 1 y) (/ 1 x))) in y
0.268 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in y
0.268 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.268 * [taylor]: Taking taylor expansion of y in y
0.268 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.268 * [taylor]: Taking taylor expansion of x in y
0.268 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in y
0.268 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.268 * [taylor]: Taking taylor expansion of y in y
0.268 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.268 * [taylor]: Taking taylor expansion of x in y
0.268 * [taylor]: Taking taylor expansion of (* -1 (/ (+ (/ 1 y) (/ 1 x)) (- (/ 1 y) (/ 1 x)))) in x
0.268 * [taylor]: Taking taylor expansion of -1 in x
0.268 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 y) (/ 1 x)) (- (/ 1 y) (/ 1 x))) in x
0.268 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.268 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.268 * [taylor]: Taking taylor expansion of y in x
0.269 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.269 * [taylor]: Taking taylor expansion of x in x
0.269 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x
0.269 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.269 * [taylor]: Taking taylor expansion of y in x
0.269 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.269 * [taylor]: Taking taylor expansion of x in x
0.269 * [taylor]: Taking taylor expansion of (* -1 (/ (+ (/ 1 y) (/ 1 x)) (- (/ 1 y) (/ 1 x)))) in x
0.269 * [taylor]: Taking taylor expansion of -1 in x
0.269 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 y) (/ 1 x)) (- (/ 1 y) (/ 1 x))) in x
0.269 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.269 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.269 * [taylor]: Taking taylor expansion of y in x
0.269 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.269 * [taylor]: Taking taylor expansion of x in x
0.269 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x
0.269 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.269 * [taylor]: Taking taylor expansion of y in x
0.269 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.269 * [taylor]: Taking taylor expansion of x in x
0.269 * [taylor]: Taking taylor expansion of 1 in y
0.269 * [taylor]: Taking taylor expansion of (* 2 (/ 1 y)) in y
0.269 * [taylor]: Taking taylor expansion of 2 in y
0.269 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.269 * [taylor]: Taking taylor expansion of y in y
0.270 * [taylor]: Taking taylor expansion of (* 2 (/ 1 (pow y 2))) in y
0.270 * [taylor]: Taking taylor expansion of 2 in y
0.270 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.270 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.270 * [taylor]: Taking taylor expansion of y in y
0.271 * [taylor]: Taking taylor expansion of (* 2 (/ 1 (pow y 3))) in y
0.271 * [taylor]: Taking taylor expansion of 2 in y
0.271 * [taylor]: Taking taylor expansion of (/ 1 (pow y 3)) in y
0.271 * [taylor]: Taking taylor expansion of (pow y 3) in y
0.271 * [taylor]: Taking taylor expansion of y in y
0.271 * * * [progress]: simplifying candidates
0.273 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (- (log (- x y)) (log (+ x y)))
  (log (/ (- x y) (+ x y)))
  (exp (/ (- x y) (+ x y)))
  (/ (* (* (- x y) (- x y)) (- x y)) (* (* (+ x y) (+ x y)) (+ x y)))
  (* (cbrt (/ (- x y) (+ x y))) (cbrt (/ (- x y) (+ x y))))
  (cbrt (/ (- x y) (+ x y)))
  (* (* (/ (- x y) (+ x y)) (/ (- x y) (+ x y))) (/ (- x y) (+ x y)))
  (sqrt (/ (- x y) (+ x y)))
  (sqrt (/ (- x y) (+ x y)))
  (neg (- x y))
  (neg (+ x y))
  (/ x (+ x y))
  (/ y (+ x y))
  (/ (* (cbrt (- x y)) (cbrt (- x y))) (* (cbrt (+ x y)) (cbrt (+ x y))))
  (/ (cbrt (- x y)) (cbrt (+ x y)))
  (/ (* (cbrt (- x y)) (cbrt (- x y))) (sqrt (+ x y)))
  (/ (cbrt (- x y)) (sqrt (+ x y)))
  (/ (* (cbrt (- x y)) (cbrt (- x y))) 1)
  (/ (cbrt (- x y)) (+ x y))
  (/ (* (cbrt (- x y)) (cbrt (- x y))) 1)
  (/ (cbrt (- x y)) (+ x y))
  (/ (sqrt (- x y)) (* (cbrt (+ x y)) (cbrt (+ x y))))
  (/ (sqrt (- x y)) (cbrt (+ x y)))
  (/ (sqrt (- x y)) (sqrt (+ x y)))
  (/ (sqrt (- x y)) (sqrt (+ x y)))
  (/ (sqrt (- x y)) 1)
  (/ (sqrt (- x y)) (+ x y))
  (/ (sqrt (- x y)) 1)
  (/ (sqrt (- x y)) (+ x y))
  (/ 1 (* (cbrt (+ x y)) (cbrt (+ x y))))
  (/ (- x y) (cbrt (+ x y)))
  (/ 1 (sqrt (+ x y)))
  (/ (- x y) (sqrt (+ x y)))
  (/ 1 1)
  (/ (- x y) (+ x y))
  (/ 1 1)
  (/ (- x y) (+ x y))
  (/ (+ (sqrt x) (sqrt y)) (* (cbrt (+ x y)) (cbrt (+ x y))))
  (/ (- (sqrt x) (sqrt y)) (cbrt (+ x y)))
  (/ (+ (sqrt x) (sqrt y)) (sqrt (+ x y)))
  (/ (- (sqrt x) (sqrt y)) (sqrt (+ x y)))
  (/ (+ (sqrt x) (sqrt y)) 1)
  (/ (- (sqrt x) (sqrt y)) (+ x y))
  (/ (+ (sqrt x) (sqrt y)) 1)
  (/ (- (sqrt x) (sqrt y)) (+ x y))
  (/ 1 (* (cbrt (+ x y)) (cbrt (+ x y))))
  (/ (- x y) (cbrt (+ x y)))
  (/ 1 (sqrt (+ x y)))
  (/ (- x y) (sqrt (+ x y)))
  (/ 1 1)
  (/ (- x y) (+ x y))
  (/ 1 1)
  (/ (- x y) (+ x y))
  (/ 1 (+ x y))
  (/ (+ x y) (- x y))
  (/ (- x y) (* (cbrt (+ x y)) (cbrt (+ x y))))
  (/ (- x y) (sqrt (+ x y)))
  (/ (- x y) 1)
  (/ (- x y) 1)
  (/ (+ x y) (cbrt (- x y)))
  (/ (+ x y) (sqrt (- x y)))
  (/ (+ x y) (- x y))
  (/ (+ x y) (- (sqrt x) (sqrt y)))
  (/ (+ x y) (- x y))
  (/ (- x y) (+ (pow x 3) (pow y 3)))
  (/ (- x y) (- (* x x) (* y y)))
  (* (+ x y) (+ (* x x) (+ (* y y) (* x y))))
  (* (+ x y) (+ x y))
  (neg 1)
  (neg (- (log (- x y)) (log (+ x y))))
  (neg (log (/ (- x y) (+ x y))))
  (- 0 (- (log (- x y)) (log (+ x y))))
  (- 0 (log (/ (- x y) (+ x y))))
  (- (log 1) (- (log (- x y)) (log (+ x y))))
  (- (log 1) (log (/ (- x y) (+ x y))))
  (log (/ 1 (/ (- x y) (+ x y))))
  (exp (/ 1 (/ (- x y) (+ x y))))
  (/ (* (* 1 1) 1) (/ (* (* (- x y) (- x y)) (- x y)) (* (* (+ x y) (+ x y)) (+ x y))))
  (/ (* (* 1 1) 1) (* (* (/ (- x y) (+ x y)) (/ (- x y) (+ x y))) (/ (- x y) (+ x y))))
  (* (cbrt (/ 1 (/ (- x y) (+ x y)))) (cbrt (/ 1 (/ (- x y) (+ x y)))))
  (cbrt (/ 1 (/ (- x y) (+ x y))))
  (* (* (/ 1 (/ (- x y) (+ x y))) (/ 1 (/ (- x y) (+ x y)))) (/ 1 (/ (- x y) (+ x y))))
  (sqrt (/ 1 (/ (- x y) (+ x y))))
  (sqrt (/ 1 (/ (- x y) (+ x y))))
  (neg 1)
  (neg (/ (- x y) (+ x y)))
  (/ (* (cbrt 1) (cbrt 1)) (* (cbrt (/ (- x y) (+ x y))) (cbrt (/ (- x y) (+ x y)))))
  (/ (cbrt 1) (cbrt (/ (- x y) (+ x y))))
  (/ (* (cbrt 1) (cbrt 1)) (sqrt (/ (- x y) (+ x y))))
  (/ (cbrt 1) (sqrt (/ (- x y) (+ x y))))
  (/ (* (cbrt 1) (cbrt 1)) (/ (* (cbrt (- x y)) (cbrt (- x y))) (* (cbrt (+ x y)) (cbrt (+ x y)))))
  (/ (cbrt 1) (/ (cbrt (- x y)) (cbrt (+ x y))))
  (/ (* (cbrt 1) (cbrt 1)) (/ (* (cbrt (- x y)) (cbrt (- x y))) (sqrt (+ x y))))
  (/ (cbrt 1) (/ (cbrt (- x y)) (sqrt (+ x y))))
  (/ (* (cbrt 1) (cbrt 1)) (/ (* (cbrt (- x y)) (cbrt (- x y))) 1))
  (/ (cbrt 1) (/ (cbrt (- x y)) (+ x y)))
  (/ (* (cbrt 1) (cbrt 1)) (/ (* (cbrt (- x y)) (cbrt (- x y))) 1))
  (/ (cbrt 1) (/ (cbrt (- x y)) (+ x y)))
  (/ (* (cbrt 1) (cbrt 1)) (/ (sqrt (- x y)) (* (cbrt (+ x y)) (cbrt (+ x y)))))
  (/ (cbrt 1) (/ (sqrt (- x y)) (cbrt (+ x y))))
  (/ (* (cbrt 1) (cbrt 1)) (/ (sqrt (- x y)) (sqrt (+ x y))))
  (/ (cbrt 1) (/ (sqrt (- x y)) (sqrt (+ x y))))
  (/ (* (cbrt 1) (cbrt 1)) (/ (sqrt (- x y)) 1))
  (/ (cbrt 1) (/ (sqrt (- x y)) (+ x y)))
  (/ (* (cbrt 1) (cbrt 1)) (/ (sqrt (- x y)) 1))
  (/ (cbrt 1) (/ (sqrt (- x y)) (+ x y)))
  (/ (* (cbrt 1) (cbrt 1)) (/ 1 (* (cbrt (+ x y)) (cbrt (+ x y)))))
  (/ (cbrt 1) (/ (- x y) (cbrt (+ x y))))
  (/ (* (cbrt 1) (cbrt 1)) (/ 1 (sqrt (+ x y))))
  (/ (cbrt 1) (/ (- x y) (sqrt (+ x y))))
  (/ (* (cbrt 1) (cbrt 1)) (/ 1 1))
  (/ (cbrt 1) (/ (- x y) (+ x y)))
  (/ (* (cbrt 1) (cbrt 1)) (/ 1 1))
  (/ (cbrt 1) (/ (- x y) (+ x y)))
  (/ (* (cbrt 1) (cbrt 1)) (/ (+ (sqrt x) (sqrt y)) (* (cbrt (+ x y)) (cbrt (+ x y)))))
  (/ (cbrt 1) (/ (- (sqrt x) (sqrt y)) (cbrt (+ x y))))
  (/ (* (cbrt 1) (cbrt 1)) (/ (+ (sqrt x) (sqrt y)) (sqrt (+ x y))))
  (/ (cbrt 1) (/ (- (sqrt x) (sqrt y)) (sqrt (+ x y))))
  (/ (* (cbrt 1) (cbrt 1)) (/ (+ (sqrt x) (sqrt y)) 1))
  (/ (cbrt 1) (/ (- (sqrt x) (sqrt y)) (+ x y)))
  (/ (* (cbrt 1) (cbrt 1)) (/ (+ (sqrt x) (sqrt y)) 1))
  (/ (cbrt 1) (/ (- (sqrt x) (sqrt y)) (+ x y)))
  (/ (* (cbrt 1) (cbrt 1)) (/ 1 (* (cbrt (+ x y)) (cbrt (+ x y)))))
  (/ (cbrt 1) (/ (- x y) (cbrt (+ x y))))
  (/ (* (cbrt 1) (cbrt 1)) (/ 1 (sqrt (+ x y))))
  (/ (cbrt 1) (/ (- x y) (sqrt (+ x y))))
  (/ (* (cbrt 1) (cbrt 1)) (/ 1 1))
  (/ (cbrt 1) (/ (- x y) (+ x y)))
  (/ (* (cbrt 1) (cbrt 1)) (/ 1 1))
  (/ (cbrt 1) (/ (- x y) (+ x y)))
  (/ (* (cbrt 1) (cbrt 1)) 1)
  (/ (cbrt 1) (/ (- x y) (+ x y)))
  (/ (* (cbrt 1) (cbrt 1)) (- x y))
  (/ (cbrt 1) (/ 1 (+ x y)))
  (/ (* (cbrt 1) (cbrt 1)) (/ (- x y) (+ (pow x 3) (pow y 3))))
  (/ (cbrt 1) (+ (* x x) (- (* y y) (* x y))))
  (/ (* (cbrt 1) (cbrt 1)) (/ (- x y) (- (* x x) (* y y))))
  (/ (cbrt 1) (- x y))
  (/ (sqrt 1) (* (cbrt (/ (- x y) (+ x y))) (cbrt (/ (- x y) (+ x y)))))
  (/ (sqrt 1) (cbrt (/ (- x y) (+ x y))))
  (/ (sqrt 1) (sqrt (/ (- x y) (+ x y))))
  (/ (sqrt 1) (sqrt (/ (- x y) (+ x y))))
  (/ (sqrt 1) (/ (* (cbrt (- x y)) (cbrt (- x y))) (* (cbrt (+ x y)) (cbrt (+ x y)))))
  (/ (sqrt 1) (/ (cbrt (- x y)) (cbrt (+ x y))))
  (/ (sqrt 1) (/ (* (cbrt (- x y)) (cbrt (- x y))) (sqrt (+ x y))))
  (/ (sqrt 1) (/ (cbrt (- x y)) (sqrt (+ x y))))
  (/ (sqrt 1) (/ (* (cbrt (- x y)) (cbrt (- x y))) 1))
  (/ (sqrt 1) (/ (cbrt (- x y)) (+ x y)))
  (/ (sqrt 1) (/ (* (cbrt (- x y)) (cbrt (- x y))) 1))
  (/ (sqrt 1) (/ (cbrt (- x y)) (+ x y)))
  (/ (sqrt 1) (/ (sqrt (- x y)) (* (cbrt (+ x y)) (cbrt (+ x y)))))
  (/ (sqrt 1) (/ (sqrt (- x y)) (cbrt (+ x y))))
  (/ (sqrt 1) (/ (sqrt (- x y)) (sqrt (+ x y))))
  (/ (sqrt 1) (/ (sqrt (- x y)) (sqrt (+ x y))))
  (/ (sqrt 1) (/ (sqrt (- x y)) 1))
  (/ (sqrt 1) (/ (sqrt (- x y)) (+ x y)))
  (/ (sqrt 1) (/ (sqrt (- x y)) 1))
  (/ (sqrt 1) (/ (sqrt (- x y)) (+ x y)))
  (/ (sqrt 1) (/ 1 (* (cbrt (+ x y)) (cbrt (+ x y)))))
  (/ (sqrt 1) (/ (- x y) (cbrt (+ x y))))
  (/ (sqrt 1) (/ 1 (sqrt (+ x y))))
  (/ (sqrt 1) (/ (- x y) (sqrt (+ x y))))
  (/ (sqrt 1) (/ 1 1))
  (/ (sqrt 1) (/ (- x y) (+ x y)))
  (/ (sqrt 1) (/ 1 1))
  (/ (sqrt 1) (/ (- x y) (+ x y)))
  (/ (sqrt 1) (/ (+ (sqrt x) (sqrt y)) (* (cbrt (+ x y)) (cbrt (+ x y)))))
  (/ (sqrt 1) (/ (- (sqrt x) (sqrt y)) (cbrt (+ x y))))
  (/ (sqrt 1) (/ (+ (sqrt x) (sqrt y)) (sqrt (+ x y))))
  (/ (sqrt 1) (/ (- (sqrt x) (sqrt y)) (sqrt (+ x y))))
  (/ (sqrt 1) (/ (+ (sqrt x) (sqrt y)) 1))
  (/ (sqrt 1) (/ (- (sqrt x) (sqrt y)) (+ x y)))
  (/ (sqrt 1) (/ (+ (sqrt x) (sqrt y)) 1))
  (/ (sqrt 1) (/ (- (sqrt x) (sqrt y)) (+ x y)))
  (/ (sqrt 1) (/ 1 (* (cbrt (+ x y)) (cbrt (+ x y)))))
  (/ (sqrt 1) (/ (- x y) (cbrt (+ x y))))
  (/ (sqrt 1) (/ 1 (sqrt (+ x y))))
  (/ (sqrt 1) (/ (- x y) (sqrt (+ x y))))
  (/ (sqrt 1) (/ 1 1))
  (/ (sqrt 1) (/ (- x y) (+ x y)))
  (/ (sqrt 1) (/ 1 1))
  (/ (sqrt 1) (/ (- x y) (+ x y)))
  (/ (sqrt 1) 1)
  (/ (sqrt 1) (/ (- x y) (+ x y)))
  (/ (sqrt 1) (- x y))
  (/ (sqrt 1) (/ 1 (+ x y)))
  (/ (sqrt 1) (/ (- x y) (+ (pow x 3) (pow y 3))))
  (/ (sqrt 1) (+ (* x x) (- (* y y) (* x y))))
  (/ (sqrt 1) (/ (- x y) (- (* x x) (* y y))))
  (/ (sqrt 1) (- x y))
  (/ 1 (* (cbrt (/ (- x y) (+ x y))) (cbrt (/ (- x y) (+ x y)))))
  (/ 1 (cbrt (/ (- x y) (+ x y))))
  (/ 1 (sqrt (/ (- x y) (+ x y))))
  (/ 1 (sqrt (/ (- x y) (+ x y))))
  (/ 1 (/ (* (cbrt (- x y)) (cbrt (- x y))) (* (cbrt (+ x y)) (cbrt (+ x y)))))
  (/ 1 (/ (cbrt (- x y)) (cbrt (+ x y))))
  (/ 1 (/ (* (cbrt (- x y)) (cbrt (- x y))) (sqrt (+ x y))))
  (/ 1 (/ (cbrt (- x y)) (sqrt (+ x y))))
  (/ 1 (/ (* (cbrt (- x y)) (cbrt (- x y))) 1))
  (/ 1 (/ (cbrt (- x y)) (+ x y)))
  (/ 1 (/ (* (cbrt (- x y)) (cbrt (- x y))) 1))
  (/ 1 (/ (cbrt (- x y)) (+ x y)))
  (/ 1 (/ (sqrt (- x y)) (* (cbrt (+ x y)) (cbrt (+ x y)))))
  (/ 1 (/ (sqrt (- x y)) (cbrt (+ x y))))
  (/ 1 (/ (sqrt (- x y)) (sqrt (+ x y))))
  (/ 1 (/ (sqrt (- x y)) (sqrt (+ x y))))
  (/ 1 (/ (sqrt (- x y)) 1))
  (/ 1 (/ (sqrt (- x y)) (+ x y)))
  (/ 1 (/ (sqrt (- x y)) 1))
  (/ 1 (/ (sqrt (- x y)) (+ x y)))
  (/ 1 (/ 1 (* (cbrt (+ x y)) (cbrt (+ x y)))))
  (/ 1 (/ (- x y) (cbrt (+ x y))))
  (/ 1 (/ 1 (sqrt (+ x y))))
  (/ 1 (/ (- x y) (sqrt (+ x y))))
  (/ 1 (/ 1 1))
  (/ 1 (/ (- x y) (+ x y)))
  (/ 1 (/ 1 1))
  (/ 1 (/ (- x y) (+ x y)))
  (/ 1 (/ (+ (sqrt x) (sqrt y)) (* (cbrt (+ x y)) (cbrt (+ x y)))))
  (/ 1 (/ (- (sqrt x) (sqrt y)) (cbrt (+ x y))))
  (/ 1 (/ (+ (sqrt x) (sqrt y)) (sqrt (+ x y))))
  (/ 1 (/ (- (sqrt x) (sqrt y)) (sqrt (+ x y))))
  (/ 1 (/ (+ (sqrt x) (sqrt y)) 1))
  (/ 1 (/ (- (sqrt x) (sqrt y)) (+ x y)))
  (/ 1 (/ (+ (sqrt x) (sqrt y)) 1))
  (/ 1 (/ (- (sqrt x) (sqrt y)) (+ x y)))
  (/ 1 (/ 1 (* (cbrt (+ x y)) (cbrt (+ x y)))))
  (/ 1 (/ (- x y) (cbrt (+ x y))))
  (/ 1 (/ 1 (sqrt (+ x y))))
  (/ 1 (/ (- x y) (sqrt (+ x y))))
  (/ 1 (/ 1 1))
  (/ 1 (/ (- x y) (+ x y)))
  (/ 1 (/ 1 1))
  (/ 1 (/ (- x y) (+ x y)))
  (/ 1 1)
  (/ 1 (/ (- x y) (+ x y)))
  (/ 1 (- x y))
  (/ 1 (/ 1 (+ x y)))
  (/ 1 (/ (- x y) (+ (pow x 3) (pow y 3))))
  (/ 1 (+ (* x x) (- (* y y) (* x y))))
  (/ 1 (/ (- x y) (- (* x x) (* y y))))
  (/ 1 (- x y))
  (/ 1 (/ (- x y) (+ x y)))
  (/ (/ (- x y) (+ x y)) 1)
  (/ 1 (* (cbrt (/ (- x y) (+ x y))) (cbrt (/ (- x y) (+ x y)))))
  (/ 1 (sqrt (/ (- x y) (+ x y))))
  (/ 1 (/ (* (cbrt (- x y)) (cbrt (- x y))) (* (cbrt (+ x y)) (cbrt (+ x y)))))
  (/ 1 (/ (* (cbrt (- x y)) (cbrt (- x y))) (sqrt (+ x y))))
  (/ 1 (/ (* (cbrt (- x y)) (cbrt (- x y))) 1))
  (/ 1 (/ (* (cbrt (- x y)) (cbrt (- x y))) 1))
  (/ 1 (/ (sqrt (- x y)) (* (cbrt (+ x y)) (cbrt (+ x y)))))
  (/ 1 (/ (sqrt (- x y)) (sqrt (+ x y))))
  (/ 1 (/ (sqrt (- x y)) 1))
  (/ 1 (/ (sqrt (- x y)) 1))
  (/ 1 (/ 1 (* (cbrt (+ x y)) (cbrt (+ x y)))))
  (/ 1 (/ 1 (sqrt (+ x y))))
  (/ 1 (/ 1 1))
  (/ 1 (/ 1 1))
  (/ 1 (/ (+ (sqrt x) (sqrt y)) (* (cbrt (+ x y)) (cbrt (+ x y)))))
  (/ 1 (/ (+ (sqrt x) (sqrt y)) (sqrt (+ x y))))
  (/ 1 (/ (+ (sqrt x) (sqrt y)) 1))
  (/ 1 (/ (+ (sqrt x) (sqrt y)) 1))
  (/ 1 (/ 1 (* (cbrt (+ x y)) (cbrt (+ x y)))))
  (/ 1 (/ 1 (sqrt (+ x y))))
  (/ 1 (/ 1 1))
  (/ 1 (/ 1 1))
  (/ 1 1)
  (/ 1 (- x y))
  (/ 1 (/ (- x y) (+ (pow x 3) (pow y 3))))
  (/ 1 (/ (- x y) (- (* x x) (* y y))))
  (/ (/ (- x y) (+ x y)) (cbrt 1))
  (/ (/ (- x y) (+ x y)) (sqrt 1))
  (/ (/ (- x y) (+ x y)) 1)
  (/ 1 (- x y))
  -1
  1
  1
  -1
  1
  1
0.281 * * [simplify]: iteration  0 :  486  enodes  (cost  1462 )
0.290 * * [simplify]: iteration  1 :  2198  enodes  (cost  1311 )
0.316 * * [simplify]: iteration  2 :  5001  enodes  (cost  1167 )
0.324 * [simplify]: Simplified to:
   (log (/ (- x y) (+ x y)))
  (log (/ (- x y) (+ x y)))
  (exp (/ (- x y) (+ x y)))
  (pow (/ (- x y) (+ x y)) 3)
  (* (cbrt (/ (- x y) (+ x y))) (cbrt (/ (- x y) (+ x y))))
  (cbrt (/ (- x y) (+ x y)))
  (pow (/ (- x y) (+ x y)) 3)
  (sqrt (/ (- x y) (+ x y)))
  (sqrt (/ (- x y) (+ x y)))
  (- y x)
  (neg (+ x y))
  (/ x (+ x y))
  (/ y (+ x y))
  (/ (* (cbrt (- x y)) (cbrt (- x y))) (* (cbrt (+ x y)) (cbrt (+ x y))))
  (/ (cbrt (- x y)) (cbrt (+ x y)))
  (/ (* (cbrt (- x y)) (cbrt (- x y))) (sqrt (+ x y)))
  (/ (cbrt (- x y)) (sqrt (+ x y)))
  (* (cbrt (- x y)) (cbrt (- x y)))
  (/ (cbrt (- x y)) (+ x y))
  (* (cbrt (- x y)) (cbrt (- x y)))
  (/ (cbrt (- x y)) (+ x y))
  (/ (sqrt (- x y)) (* (cbrt (+ x y)) (cbrt (+ x y))))
  (/ (sqrt (- x y)) (cbrt (+ x y)))
  (/ (sqrt (- x y)) (sqrt (+ x y)))
  (/ (sqrt (- x y)) (sqrt (+ x y)))
  (sqrt (- x y))
  (/ (sqrt (- x y)) (+ x y))
  (sqrt (- x y))
  (/ (sqrt (- x y)) (+ x y))
  (/ 1 (* (cbrt (+ x y)) (cbrt (+ x y))))
  (/ (- x y) (cbrt (+ x y)))
  (/ 1 (sqrt (+ x y)))
  (/ (- x y) (sqrt (+ x y)))
  1
  (/ (- x y) (+ x y))
  1
  (/ (- x y) (+ x y))
  (/ (+ (sqrt x) (sqrt y)) (* (cbrt (+ x y)) (cbrt (+ x y))))
  (/ (- (sqrt x) (sqrt y)) (cbrt (+ x y)))
  (/ (+ (sqrt x) (sqrt y)) (sqrt (+ x y)))
  (/ (- (sqrt x) (sqrt y)) (sqrt (+ x y)))
  (+ (sqrt x) (sqrt y))
  (/ (- (sqrt x) (sqrt y)) (+ x y))
  (+ (sqrt x) (sqrt y))
  (/ (- (sqrt x) (sqrt y)) (+ x y))
  (/ 1 (* (cbrt (+ x y)) (cbrt (+ x y))))
  (/ (- x y) (cbrt (+ x y)))
  (/ 1 (sqrt (+ x y)))
  (/ (- x y) (sqrt (+ x y)))
  1
  (/ (- x y) (+ x y))
  1
  (/ (- x y) (+ x y))
  (/ 1 (+ x y))
  (/ (+ x y) (- x y))
  (/ (- x y) (* (cbrt (+ x y)) (cbrt (+ x y))))
  (/ (- x y) (sqrt (+ x y)))
  (- x y)
  (- x y)
  (/ (+ x y) (cbrt (- x y)))
  (/ (+ x y) (sqrt (- x y)))
  (/ (+ x y) (- x y))
  (/ (+ x y) (- (sqrt x) (sqrt y)))
  (/ (+ x y) (- x y))
  (/ (- x y) (+ (pow x 3) (pow y 3)))
  (/ (- x y) (- (* x x) (* y y)))
  (* (+ (* y (+ y x)) (* x x)) (+ x y))
  (* (+ x y) (+ x y))
  -1
  (log (/ 1 (/ (- x y) (+ x y))))
  (log (/ 1 (/ (- x y) (+ x y))))
  (log (/ 1 (/ (- x y) (+ x y))))
  (log (/ 1 (/ (- x y) (+ x y))))
  (log (/ 1 (/ (- x y) (+ x y))))
  (log (/ 1 (/ (- x y) (+ x y))))
  (log (/ 1 (/ (- x y) (+ x y))))
  (exp (/ 1 (/ (- x y) (+ x y))))
  (pow (/ (+ x y) (- x y)) 3)
  (pow (/ (+ x y) (- x y)) 3)
  (* (cbrt (/ 1 (/ (- x y) (+ x y)))) (cbrt (/ 1 (/ (- x y) (+ x y)))))
  (cbrt (/ 1 (/ (- x y) (+ x y))))
  (pow (/ (+ x y) (- x y)) 3)
  (sqrt (/ 1 (/ (- x y) (+ x y))))
  (sqrt (/ 1 (/ (- x y) (+ x y))))
  -1
  (neg (/ (- x y) (+ x y)))
  (/ (/ 1 (cbrt (/ (- x y) (+ x y)))) (cbrt (/ (- x y) (+ x y))))
  (/ 1 (cbrt (/ (- x y) (+ x y))))
  (/ 1 (sqrt (/ (- x y) (+ x y))))
  (/ 1 (sqrt (/ (- x y) (+ x y))))
  (/ (* (cbrt (+ x y)) (cbrt (+ x y))) (* (cbrt (- x y)) (cbrt (- x y))))
  (/ (cbrt (+ x y)) (cbrt (- x y)))
  (/ (sqrt (+ x y)) (* (cbrt (- x y)) (cbrt (- x y))))
  (/ (sqrt (+ x y)) (cbrt (- x y)))
  (/ 1 (* (cbrt (- x y)) (cbrt (- x y))))
  (/ (+ x y) (cbrt (- x y)))
  (/ 1 (* (cbrt (- x y)) (cbrt (- x y))))
  (/ (+ x y) (cbrt (- x y)))
  (/ (* (cbrt (+ x y)) (cbrt (+ x y))) (sqrt (- x y)))
  (/ (cbrt (+ x y)) (sqrt (- x y)))
  (/ (sqrt (+ x y)) (sqrt (- x y)))
  (/ (sqrt (+ x y)) (sqrt (- x y)))
  (/ 1 (sqrt (- x y)))
  (/ (+ x y) (sqrt (- x y)))
  (/ 1 (sqrt (- x y)))
  (/ (+ x y) (sqrt (- x y)))
  (* (cbrt (+ x y)) (cbrt (+ x y)))
  (/ 1 (/ (- x y) (cbrt (+ x y))))
  (sqrt (+ x y))
  (/ (sqrt (+ x y)) (- x y))
  1
  (/ (+ x y) (- x y))
  1
  (/ (+ x y) (- x y))
  (/ (* (cbrt (+ x y)) (cbrt (+ x y))) (+ (sqrt x) (sqrt y)))
  (/ (* 1 (cbrt (+ x y))) (- (sqrt x) (sqrt y)))
  (/ (sqrt (+ x y)) (+ (sqrt x) (sqrt y)))
  (/ (sqrt (+ x y)) (- (sqrt x) (sqrt y)))
  (/ 1 (+ (sqrt x) (sqrt y)))
  (/ (+ x y) (- (sqrt x) (sqrt y)))
  (/ 1 (+ (sqrt x) (sqrt y)))
  (/ (+ x y) (- (sqrt x) (sqrt y)))
  (* (cbrt (+ x y)) (cbrt (+ x y)))
  (/ 1 (/ (- x y) (cbrt (+ x y))))
  (sqrt (+ x y))
  (/ (sqrt (+ x y)) (- x y))
  1
  (/ (+ x y) (- x y))
  1
  (/ (+ x y) (- x y))
  1
  (/ (+ x y) (- x y))
  (/ 1 (- x y))
  (+ x y)
  (/ 1 (/ (- x y) (+ (pow x 3) (pow y 3))))
  (/ 1 (+ (* x x) (- (* y y) (* x y))))
  (/ (- (* x x) (* y y)) (- x y))
  (/ 1 (- x y))
  (/ (/ 1 (cbrt (/ (- x y) (+ x y)))) (cbrt (/ (- x y) (+ x y))))
  (/ 1 (cbrt (/ (- x y) (+ x y))))
  (/ 1 (sqrt (/ (- x y) (+ x y))))
  (/ 1 (sqrt (/ (- x y) (+ x y))))
  (/ (* (cbrt (+ x y)) (cbrt (+ x y))) (* (cbrt (- x y)) (cbrt (- x y))))
  (/ (cbrt (+ x y)) (cbrt (- x y)))
  (/ (sqrt (+ x y)) (* (cbrt (- x y)) (cbrt (- x y))))
  (/ (sqrt (+ x y)) (cbrt (- x y)))
  (/ 1 (* (cbrt (- x y)) (cbrt (- x y))))
  (/ (+ x y) (cbrt (- x y)))
  (/ 1 (* (cbrt (- x y)) (cbrt (- x y))))
  (/ (+ x y) (cbrt (- x y)))
  (/ (* (cbrt (+ x y)) (cbrt (+ x y))) (sqrt (- x y)))
  (/ (cbrt (+ x y)) (sqrt (- x y)))
  (/ (sqrt (+ x y)) (sqrt (- x y)))
  (/ (sqrt (+ x y)) (sqrt (- x y)))
  (/ 1 (sqrt (- x y)))
  (/ (+ x y) (sqrt (- x y)))
  (/ 1 (sqrt (- x y)))
  (/ (+ x y) (sqrt (- x y)))
  (* (cbrt (+ x y)) (cbrt (+ x y)))
  (/ 1 (/ (- x y) (cbrt (+ x y))))
  (sqrt (+ x y))
  (/ (sqrt (+ x y)) (- x y))
  1
  (/ (+ x y) (- x y))
  1
  (/ (+ x y) (- x y))
  (/ (* (cbrt (+ x y)) (cbrt (+ x y))) (+ (sqrt x) (sqrt y)))
  (/ (* 1 (cbrt (+ x y))) (- (sqrt x) (sqrt y)))
  (/ (sqrt (+ x y)) (+ (sqrt x) (sqrt y)))
  (/ (sqrt (+ x y)) (- (sqrt x) (sqrt y)))
  (/ 1 (+ (sqrt x) (sqrt y)))
  (/ (+ x y) (- (sqrt x) (sqrt y)))
  (/ 1 (+ (sqrt x) (sqrt y)))
  (/ (+ x y) (- (sqrt x) (sqrt y)))
  (* (cbrt (+ x y)) (cbrt (+ x y)))
  (/ 1 (/ (- x y) (cbrt (+ x y))))
  (sqrt (+ x y))
  (/ (sqrt (+ x y)) (- x y))
  1
  (/ (+ x y) (- x y))
  1
  (/ (+ x y) (- x y))
  1
  (/ (+ x y) (- x y))
  (/ 1 (- x y))
  (+ x y)
  (/ 1 (/ (- x y) (+ (pow x 3) (pow y 3))))
  (/ 1 (+ (* x x) (- (* y y) (* x y))))
  (/ (- (* x x) (* y y)) (- x y))
  (/ 1 (- x y))
  (/ (/ 1 (cbrt (/ (- x y) (+ x y)))) (cbrt (/ (- x y) (+ x y))))
  (/ 1 (cbrt (/ (- x y) (+ x y))))
  (/ 1 (sqrt (/ (- x y) (+ x y))))
  (/ 1 (sqrt (/ (- x y) (+ x y))))
  (/ (* (cbrt (+ x y)) (cbrt (+ x y))) (* (cbrt (- x y)) (cbrt (- x y))))
  (/ (cbrt (+ x y)) (cbrt (- x y)))
  (/ (sqrt (+ x y)) (* (cbrt (- x y)) (cbrt (- x y))))
  (/ (sqrt (+ x y)) (cbrt (- x y)))
  (/ 1 (* (cbrt (- x y)) (cbrt (- x y))))
  (/ (+ x y) (cbrt (- x y)))
  (/ 1 (* (cbrt (- x y)) (cbrt (- x y))))
  (/ (+ x y) (cbrt (- x y)))
  (/ (* (cbrt (+ x y)) (cbrt (+ x y))) (sqrt (- x y)))
  (/ (cbrt (+ x y)) (sqrt (- x y)))
  (/ (sqrt (+ x y)) (sqrt (- x y)))
  (/ (sqrt (+ x y)) (sqrt (- x y)))
  (/ 1 (sqrt (- x y)))
  (/ (+ x y) (sqrt (- x y)))
  (/ 1 (sqrt (- x y)))
  (/ (+ x y) (sqrt (- x y)))
  (* (cbrt (+ x y)) (cbrt (+ x y)))
  (/ 1 (/ (- x y) (cbrt (+ x y))))
  (sqrt (+ x y))
  (/ (sqrt (+ x y)) (- x y))
  1
  (/ (+ x y) (- x y))
  1
  (/ (+ x y) (- x y))
  (/ (* (cbrt (+ x y)) (cbrt (+ x y))) (+ (sqrt x) (sqrt y)))
  (/ (* 1 (cbrt (+ x y))) (- (sqrt x) (sqrt y)))
  (/ (sqrt (+ x y)) (+ (sqrt x) (sqrt y)))
  (/ (sqrt (+ x y)) (- (sqrt x) (sqrt y)))
  (/ 1 (+ (sqrt x) (sqrt y)))
  (/ (+ x y) (- (sqrt x) (sqrt y)))
  (/ 1 (+ (sqrt x) (sqrt y)))
  (/ (+ x y) (- (sqrt x) (sqrt y)))
  (* (cbrt (+ x y)) (cbrt (+ x y)))
  (/ 1 (/ (- x y) (cbrt (+ x y))))
  (sqrt (+ x y))
  (/ (sqrt (+ x y)) (- x y))
  1
  (/ (+ x y) (- x y))
  1
  (/ (+ x y) (- x y))
  1
  (/ (+ x y) (- x y))
  (/ 1 (- x y))
  (+ x y)
  (/ 1 (/ (- x y) (+ (pow x 3) (pow y 3))))
  (/ 1 (+ (* x x) (- (* y y) (* x y))))
  (/ (- (* x x) (* y y)) (- x y))
  (/ 1 (- x y))
  (/ (+ x y) (- x y))
  (/ (- x y) (+ x y))
  (/ (/ 1 (cbrt (/ (- x y) (+ x y)))) (cbrt (/ (- x y) (+ x y))))
  (/ 1 (sqrt (/ (- x y) (+ x y))))
  (/ (* (cbrt (+ x y)) (cbrt (+ x y))) (* (cbrt (- x y)) (cbrt (- x y))))
  (/ (sqrt (+ x y)) (* (cbrt (- x y)) (cbrt (- x y))))
  (/ 1 (* (cbrt (- x y)) (cbrt (- x y))))
  (/ 1 (* (cbrt (- x y)) (cbrt (- x y))))
  (/ (* (cbrt (+ x y)) (cbrt (+ x y))) (sqrt (- x y)))
  (/ (sqrt (+ x y)) (sqrt (- x y)))
  (/ 1 (sqrt (- x y)))
  (/ 1 (sqrt (- x y)))
  (* (cbrt (+ x y)) (cbrt (+ x y)))
  (sqrt (+ x y))
  1
  1
  (/ (* (cbrt (+ x y)) (cbrt (+ x y))) (+ (sqrt x) (sqrt y)))
  (/ (sqrt (+ x y)) (+ (sqrt x) (sqrt y)))
  (/ 1 (+ (sqrt x) (sqrt y)))
  (/ 1 (+ (sqrt x) (sqrt y)))
  (* (cbrt (+ x y)) (cbrt (+ x y)))
  (sqrt (+ x y))
  1
  1
  1
  (/ 1 (- x y))
  (/ 1 (/ (- x y) (+ (pow x 3) (pow y 3))))
  (/ (- (* x x) (* y y)) (- x y))
  (/ (- x y) (+ x y))
  (/ (- x y) (+ x y))
  (/ (- x y) (+ x y))
  (/ 1 (- x y))
  -1
  1
  1
  -1
  1
  1
0.325 * * * [progress]: adding candidates to table
0.399 * * [progress]: iteration 3 / 4
0.399 * * * [progress]: picking best candidate
0.401 * * * * [pick]: Picked  #<alt (λ (x y) (* (sqrt (+ x y)) (/ (sqrt (+ x y)) (- x y))))>
0.401 * * * [progress]: localizing error
0.407 * * * [progress]: generating rewritten candidates
0.407 * * * * [progress]: [ 1 / 2 ] rewriting at (2)
0.429 * * * * [progress]: [ 2 / 2 ] rewriting at (2 2)
0.442 * * * [progress]: generating series expansions
0.442 * * * * [progress]: [ 1 / 2 ] generating series at (2)
0.443 * [approximate]: Taking taylor expansion of (/ (+ x y) (- x y)) in (x y) around 0
0.443 * [taylor]: Taking taylor expansion of (/ (+ x y) (- x y)) in y
0.443 * [taylor]: Taking taylor expansion of (+ x y) in y
0.443 * [taylor]: Taking taylor expansion of x in y
0.443 * [taylor]: Taking taylor expansion of y in y
0.443 * [taylor]: Taking taylor expansion of (- x y) in y
0.443 * [taylor]: Taking taylor expansion of x in y
0.443 * [taylor]: Taking taylor expansion of y in y
0.443 * [taylor]: Taking taylor expansion of (/ (+ x y) (- x y)) in x
0.443 * [taylor]: Taking taylor expansion of (+ x y) in x
0.443 * [taylor]: Taking taylor expansion of x in x
0.443 * [taylor]: Taking taylor expansion of y in x
0.443 * [taylor]: Taking taylor expansion of (- x y) in x
0.443 * [taylor]: Taking taylor expansion of x in x
0.443 * [taylor]: Taking taylor expansion of y in x
0.443 * [taylor]: Taking taylor expansion of (/ (+ x y) (- x y)) in x
0.443 * [taylor]: Taking taylor expansion of (+ x y) in x
0.443 * [taylor]: Taking taylor expansion of x in x
0.443 * [taylor]: Taking taylor expansion of y in x
0.443 * [taylor]: Taking taylor expansion of (- x y) in x
0.443 * [taylor]: Taking taylor expansion of x in x
0.443 * [taylor]: Taking taylor expansion of y in x
0.443 * [taylor]: Taking taylor expansion of -1 in y
0.443 * [taylor]: Taking taylor expansion of (neg (* 2 (/ 1 y))) in y
0.443 * [taylor]: Taking taylor expansion of (* 2 (/ 1 y)) in y
0.443 * [taylor]: Taking taylor expansion of 2 in y
0.443 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.443 * [taylor]: Taking taylor expansion of y in y
0.444 * [taylor]: Taking taylor expansion of (neg (* 2 (/ 1 (pow y 2)))) in y
0.444 * [taylor]: Taking taylor expansion of (* 2 (/ 1 (pow y 2))) in y
0.444 * [taylor]: Taking taylor expansion of 2 in y
0.444 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.444 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.444 * [taylor]: Taking taylor expansion of y in y
0.444 * [taylor]: Taking taylor expansion of (neg (* 2 (/ 1 (pow y 3)))) in y
0.444 * [taylor]: Taking taylor expansion of (* 2 (/ 1 (pow y 3))) in y
0.444 * [taylor]: Taking taylor expansion of 2 in y
0.444 * [taylor]: Taking taylor expansion of (/ 1 (pow y 3)) in y
0.444 * [taylor]: Taking taylor expansion of (pow y 3) in y
0.444 * [taylor]: Taking taylor expansion of y in y
0.445 * [approximate]: Taking taylor expansion of (/ (+ (/ 1 y) (/ 1 x)) (- (/ 1 x) (/ 1 y))) in (x y) around 0
0.445 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 y) (/ 1 x)) (- (/ 1 x) (/ 1 y))) in y
0.445 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in y
0.445 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.445 * [taylor]: Taking taylor expansion of y in y
0.445 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.445 * [taylor]: Taking taylor expansion of x in y
0.445 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in y
0.445 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.445 * [taylor]: Taking taylor expansion of x in y
0.445 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.445 * [taylor]: Taking taylor expansion of y in y
0.445 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 y) (/ 1 x)) (- (/ 1 x) (/ 1 y))) in x
0.445 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.445 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.445 * [taylor]: Taking taylor expansion of y in x
0.445 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.445 * [taylor]: Taking taylor expansion of x in x
0.445 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x
0.445 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.445 * [taylor]: Taking taylor expansion of x in x
0.445 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.445 * [taylor]: Taking taylor expansion of y in x
0.445 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 y) (/ 1 x)) (- (/ 1 x) (/ 1 y))) in x
0.445 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.445 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.445 * [taylor]: Taking taylor expansion of y in x
0.445 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.445 * [taylor]: Taking taylor expansion of x in x
0.445 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x
0.445 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.445 * [taylor]: Taking taylor expansion of x in x
0.445 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.445 * [taylor]: Taking taylor expansion of y in x
0.446 * [taylor]: Taking taylor expansion of 1 in y
0.446 * [taylor]: Taking taylor expansion of (* 2 (/ 1 y)) in y
0.446 * [taylor]: Taking taylor expansion of 2 in y
0.446 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.446 * [taylor]: Taking taylor expansion of y in y
0.446 * [taylor]: Taking taylor expansion of (* 2 (/ 1 (pow y 2))) in y
0.446 * [taylor]: Taking taylor expansion of 2 in y
0.446 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.446 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.446 * [taylor]: Taking taylor expansion of y in y
0.447 * [taylor]: Taking taylor expansion of (* 2 (/ 1 (pow y 3))) in y
0.447 * [taylor]: Taking taylor expansion of 2 in y
0.447 * [taylor]: Taking taylor expansion of (/ 1 (pow y 3)) in y
0.447 * [taylor]: Taking taylor expansion of (pow y 3) in y
0.447 * [taylor]: Taking taylor expansion of y in y
0.448 * [approximate]: Taking taylor expansion of (/ (pow (sqrt (neg (+ (/ 1 y) (/ 1 x)))) 2) (- (/ 1 y) (/ 1 x))) in (x y) around 0
0.448 * [taylor]: Taking taylor expansion of (/ (pow (sqrt (neg (+ (/ 1 y) (/ 1 x)))) 2) (- (/ 1 y) (/ 1 x))) in y
0.448 * [taylor]: Taking taylor expansion of (pow (sqrt (neg (+ (/ 1 y) (/ 1 x)))) 2) in y
0.448 * [taylor]: Taking taylor expansion of (sqrt (neg (+ (/ 1 y) (/ 1 x)))) in y
0.448 * [taylor]: Taking taylor expansion of (neg (+ (/ 1 y) (/ 1 x))) in y
0.448 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in y
0.448 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.448 * [taylor]: Taking taylor expansion of y in y
0.448 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.448 * [taylor]: Taking taylor expansion of x in y
0.448 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in y
0.448 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.448 * [taylor]: Taking taylor expansion of y in y
0.448 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.448 * [taylor]: Taking taylor expansion of x in y
0.448 * [taylor]: Taking taylor expansion of (/ (pow (sqrt (neg (+ (/ 1 y) (/ 1 x)))) 2) (- (/ 1 y) (/ 1 x))) in x
0.448 * [taylor]: Taking taylor expansion of (pow (sqrt (neg (+ (/ 1 y) (/ 1 x)))) 2) in x
0.448 * [taylor]: Taking taylor expansion of (sqrt (neg (+ (/ 1 y) (/ 1 x)))) in x
0.448 * [taylor]: Taking taylor expansion of (neg (+ (/ 1 y) (/ 1 x))) in x
0.448 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.448 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.448 * [taylor]: Taking taylor expansion of y in x
0.448 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.448 * [taylor]: Taking taylor expansion of x in x
0.448 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x
0.448 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.448 * [taylor]: Taking taylor expansion of y in x
0.448 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.448 * [taylor]: Taking taylor expansion of x in x
0.448 * [taylor]: Taking taylor expansion of (/ (pow (sqrt (neg (+ (/ 1 y) (/ 1 x)))) 2) (- (/ 1 y) (/ 1 x))) in x
0.448 * [taylor]: Taking taylor expansion of (pow (sqrt (neg (+ (/ 1 y) (/ 1 x)))) 2) in x
0.448 * [taylor]: Taking taylor expansion of (sqrt (neg (+ (/ 1 y) (/ 1 x)))) in x
0.448 * [taylor]: Taking taylor expansion of (neg (+ (/ 1 y) (/ 1 x))) in x
0.449 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.449 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.449 * [taylor]: Taking taylor expansion of y in x
0.449 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.449 * [taylor]: Taking taylor expansion of x in x
0.449 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x
0.449 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.449 * [taylor]: Taking taylor expansion of y in x
0.449 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.449 * [taylor]: Taking taylor expansion of x in x
0.449 * [taylor]: Taking taylor expansion of (* -1 (pow NAN 2)) in y
0.449 * [taylor]: Taking taylor expansion of -1 in y
0.449 * [taylor]: Taking taylor expansion of (pow NAN 2) in y
0.449 * [taylor]: Taking taylor expansion of NAN in y
0.450 * [taylor]: Taking taylor expansion of (neg (+ (* 3 (/ (pow NAN 2) y)) (* 2 (pow NAN 4)))) in y
0.450 * [taylor]: Taking taylor expansion of (+ (* 3 (/ (pow NAN 2) y)) (* 2 (pow NAN 4))) in y
0.450 * [taylor]: Taking taylor expansion of (* 3 (/ (pow NAN 2) y)) in y
0.450 * [taylor]: Taking taylor expansion of 3 in y
0.450 * [taylor]: Taking taylor expansion of (/ (pow NAN 2) y) in y
0.450 * [taylor]: Taking taylor expansion of (pow NAN 2) in y
0.450 * [taylor]: Taking taylor expansion of NAN in y
0.450 * [taylor]: Taking taylor expansion of y in y
0.450 * [taylor]: Taking taylor expansion of (* 2 (pow NAN 4)) in y
0.450 * [taylor]: Taking taylor expansion of 2 in y
0.450 * [taylor]: Taking taylor expansion of (pow NAN 4) in y
0.450 * [taylor]: Taking taylor expansion of NAN in y
0.452 * [taylor]: Taking taylor expansion of (neg (+ (* 5 (pow NAN 6)) (+ (* 8 (/ (pow NAN 4) y)) (* 4 (/ (pow NAN 2) (pow y 2)))))) in y
0.452 * [taylor]: Taking taylor expansion of (+ (* 5 (pow NAN 6)) (+ (* 8 (/ (pow NAN 4) y)) (* 4 (/ (pow NAN 2) (pow y 2))))) in y
0.452 * [taylor]: Taking taylor expansion of (* 5 (pow NAN 6)) in y
0.452 * [taylor]: Taking taylor expansion of 5 in y
0.452 * [taylor]: Taking taylor expansion of (pow NAN 6) in y
0.452 * [taylor]: Taking taylor expansion of NAN in y
0.452 * [taylor]: Taking taylor expansion of (+ (* 8 (/ (pow NAN 4) y)) (* 4 (/ (pow NAN 2) (pow y 2)))) in y
0.452 * [taylor]: Taking taylor expansion of (* 8 (/ (pow NAN 4) y)) in y
0.452 * [taylor]: Taking taylor expansion of 8 in y
0.452 * [taylor]: Taking taylor expansion of (/ (pow NAN 4) y) in y
0.453 * [taylor]: Taking taylor expansion of (pow NAN 4) in y
0.453 * [taylor]: Taking taylor expansion of NAN in y
0.453 * [taylor]: Taking taylor expansion of y in y
0.453 * [taylor]: Taking taylor expansion of (* 4 (/ (pow NAN 2) (pow y 2))) in y
0.453 * [taylor]: Taking taylor expansion of 4 in y
0.453 * [taylor]: Taking taylor expansion of (/ (pow NAN 2) (pow y 2)) in y
0.453 * [taylor]: Taking taylor expansion of (pow NAN 2) in y
0.453 * [taylor]: Taking taylor expansion of NAN in y
0.453 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.453 * [taylor]: Taking taylor expansion of y in y
0.455 * * * * [progress]: [ 2 / 2 ] generating series at (2 2)
0.455 * [approximate]: Taking taylor expansion of (* (sqrt (+ x y)) (/ 1 (- x y))) in (x y) around 0
0.455 * [taylor]: Taking taylor expansion of (* (sqrt (+ x y)) (/ 1 (- x y))) in y
0.455 * [taylor]: Taking taylor expansion of (sqrt (+ x y)) in y
0.455 * [taylor]: Taking taylor expansion of (+ x y) in y
0.455 * [taylor]: Taking taylor expansion of x in y
0.455 * [taylor]: Taking taylor expansion of y in y
0.455 * [taylor]: Taking taylor expansion of (/ 1 (- x y)) in y
0.455 * [taylor]: Taking taylor expansion of (- x y) in y
0.455 * [taylor]: Taking taylor expansion of x in y
0.455 * [taylor]: Taking taylor expansion of y in y
0.455 * [taylor]: Taking taylor expansion of (* (sqrt (+ x y)) (/ 1 (- x y))) in x
0.455 * [taylor]: Taking taylor expansion of (sqrt (+ x y)) in x
0.455 * [taylor]: Taking taylor expansion of (+ x y) in x
0.455 * [taylor]: Taking taylor expansion of x in x
0.455 * [taylor]: Taking taylor expansion of y in x
0.455 * [taylor]: Taking taylor expansion of (/ 1 (- x y)) in x
0.455 * [taylor]: Taking taylor expansion of (- x y) in x
0.455 * [taylor]: Taking taylor expansion of x in x
0.455 * [taylor]: Taking taylor expansion of y in x
0.455 * [taylor]: Taking taylor expansion of (* (sqrt (+ x y)) (/ 1 (- x y))) in x
0.455 * [taylor]: Taking taylor expansion of (sqrt (+ x y)) in x
0.455 * [taylor]: Taking taylor expansion of (+ x y) in x
0.455 * [taylor]: Taking taylor expansion of x in x
0.455 * [taylor]: Taking taylor expansion of y in x
0.455 * [taylor]: Taking taylor expansion of (/ 1 (- x y)) in x
0.455 * [taylor]: Taking taylor expansion of (- x y) in x
0.455 * [taylor]: Taking taylor expansion of x in x
0.455 * [taylor]: Taking taylor expansion of y in x
0.455 * [taylor]: Taking taylor expansion of (* -1 (sqrt (/ 1 y))) in y
0.455 * [taylor]: Taking taylor expansion of -1 in y
0.455 * [taylor]: Taking taylor expansion of (sqrt (/ 1 y)) in y
0.455 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.455 * [taylor]: Taking taylor expansion of y in y
0.456 * [taylor]: Taking taylor expansion of (neg (* 3/2 (sqrt (/ 1 (pow y 3))))) in y
0.456 * [taylor]: Taking taylor expansion of (* 3/2 (sqrt (/ 1 (pow y 3)))) in y
0.456 * [taylor]: Taking taylor expansion of 3/2 in y
0.456 * [taylor]: Taking taylor expansion of (sqrt (/ 1 (pow y 3))) in y
0.456 * [taylor]: Taking taylor expansion of (/ 1 (pow y 3)) in y
0.456 * [taylor]: Taking taylor expansion of (pow y 3) in y
0.456 * [taylor]: Taking taylor expansion of y in y
0.457 * [approximate]: Taking taylor expansion of (* (/ 1 (- (/ 1 x) (/ 1 y))) (sqrt (+ (/ 1 y) (/ 1 x)))) in (x y) around 0
0.457 * [taylor]: Taking taylor expansion of (* (/ 1 (- (/ 1 x) (/ 1 y))) (sqrt (+ (/ 1 y) (/ 1 x)))) in y
0.457 * [taylor]: Taking taylor expansion of (/ 1 (- (/ 1 x) (/ 1 y))) in y
0.457 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in y
0.457 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.457 * [taylor]: Taking taylor expansion of x in y
0.457 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.457 * [taylor]: Taking taylor expansion of y in y
0.457 * [taylor]: Taking taylor expansion of (sqrt (+ (/ 1 y) (/ 1 x))) in y
0.457 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in y
0.457 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.457 * [taylor]: Taking taylor expansion of y in y
0.457 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.457 * [taylor]: Taking taylor expansion of x in y
0.457 * [taylor]: Taking taylor expansion of (* (/ 1 (- (/ 1 x) (/ 1 y))) (sqrt (+ (/ 1 y) (/ 1 x)))) in x
0.457 * [taylor]: Taking taylor expansion of (/ 1 (- (/ 1 x) (/ 1 y))) in x
0.457 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x
0.457 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.457 * [taylor]: Taking taylor expansion of x in x
0.457 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.457 * [taylor]: Taking taylor expansion of y in x
0.457 * [taylor]: Taking taylor expansion of (sqrt (+ (/ 1 y) (/ 1 x))) in x
0.457 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.457 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.457 * [taylor]: Taking taylor expansion of y in x
0.457 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.457 * [taylor]: Taking taylor expansion of x in x
0.457 * [taylor]: Taking taylor expansion of (* (/ 1 (- (/ 1 x) (/ 1 y))) (sqrt (+ (/ 1 y) (/ 1 x)))) in x
0.458 * [taylor]: Taking taylor expansion of (/ 1 (- (/ 1 x) (/ 1 y))) in x
0.458 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x
0.458 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.458 * [taylor]: Taking taylor expansion of x in x
0.458 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.458 * [taylor]: Taking taylor expansion of y in x
0.458 * [taylor]: Taking taylor expansion of (sqrt (+ (/ 1 y) (/ 1 x))) in x
0.458 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.458 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.458 * [taylor]: Taking taylor expansion of y in x
0.458 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.458 * [taylor]: Taking taylor expansion of x in x
0.458 * [taylor]: Taking taylor expansion of 0 in y
0.458 * [taylor]: Taking taylor expansion of NAN in y
0.459 * [taylor]: Taking taylor expansion of (- (* 2 (/ NAN y)) (pow NAN 3)) in y
0.459 * [taylor]: Taking taylor expansion of (* 2 (/ NAN y)) in y
0.459 * [taylor]: Taking taylor expansion of 2 in y
0.459 * [taylor]: Taking taylor expansion of (/ NAN y) in y
0.459 * [taylor]: Taking taylor expansion of NAN in y
0.459 * [taylor]: Taking taylor expansion of y in y
0.459 * [taylor]: Taking taylor expansion of (pow NAN 3) in y
0.459 * [taylor]: Taking taylor expansion of NAN in y
0.460 * [taylor]: Taking taylor expansion of (- (+ (* 2 (/ NAN (pow y 2))) (* 2 (pow NAN 5))) (* 3 (/ (pow NAN 3) y))) in y
0.460 * [taylor]: Taking taylor expansion of (+ (* 2 (/ NAN (pow y 2))) (* 2 (pow NAN 5))) in y
0.460 * [taylor]: Taking taylor expansion of (* 2 (/ NAN (pow y 2))) in y
0.460 * [taylor]: Taking taylor expansion of 2 in y
0.460 * [taylor]: Taking taylor expansion of (/ NAN (pow y 2)) in y
0.460 * [taylor]: Taking taylor expansion of NAN in y
0.460 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.460 * [taylor]: Taking taylor expansion of y in y
0.460 * [taylor]: Taking taylor expansion of (* 2 (pow NAN 5)) in y
0.460 * [taylor]: Taking taylor expansion of 2 in y
0.460 * [taylor]: Taking taylor expansion of (pow NAN 5) in y
0.460 * [taylor]: Taking taylor expansion of NAN in y
0.460 * [taylor]: Taking taylor expansion of (* 3 (/ (pow NAN 3) y)) in y
0.460 * [taylor]: Taking taylor expansion of 3 in y
0.460 * [taylor]: Taking taylor expansion of (/ (pow NAN 3) y) in y
0.460 * [taylor]: Taking taylor expansion of (pow NAN 3) in y
0.460 * [taylor]: Taking taylor expansion of NAN in y
0.460 * [taylor]: Taking taylor expansion of y in y
0.461 * [approximate]: Taking taylor expansion of (/ (sqrt (neg (+ (/ 1 y) (/ 1 x)))) (- (/ 1 y) (/ 1 x))) in (x y) around 0
0.461 * [taylor]: Taking taylor expansion of (/ (sqrt (neg (+ (/ 1 y) (/ 1 x)))) (- (/ 1 y) (/ 1 x))) in y
0.461 * [taylor]: Taking taylor expansion of (sqrt (neg (+ (/ 1 y) (/ 1 x)))) in y
0.461 * [taylor]: Taking taylor expansion of (neg (+ (/ 1 y) (/ 1 x))) in y
0.461 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in y
0.461 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.462 * [taylor]: Taking taylor expansion of y in y
0.462 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.462 * [taylor]: Taking taylor expansion of x in y
0.462 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in y
0.462 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.462 * [taylor]: Taking taylor expansion of y in y
0.462 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.462 * [taylor]: Taking taylor expansion of x in y
0.462 * [taylor]: Taking taylor expansion of (/ (sqrt (neg (+ (/ 1 y) (/ 1 x)))) (- (/ 1 y) (/ 1 x))) in x
0.462 * [taylor]: Taking taylor expansion of (sqrt (neg (+ (/ 1 y) (/ 1 x)))) in x
0.462 * [taylor]: Taking taylor expansion of (neg (+ (/ 1 y) (/ 1 x))) in x
0.462 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.462 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.462 * [taylor]: Taking taylor expansion of y in x
0.462 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.462 * [taylor]: Taking taylor expansion of x in x
0.462 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x
0.462 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.462 * [taylor]: Taking taylor expansion of y in x
0.462 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.462 * [taylor]: Taking taylor expansion of x in x
0.462 * [taylor]: Taking taylor expansion of (/ (sqrt (neg (+ (/ 1 y) (/ 1 x)))) (- (/ 1 y) (/ 1 x))) in x
0.462 * [taylor]: Taking taylor expansion of (sqrt (neg (+ (/ 1 y) (/ 1 x)))) in x
0.462 * [taylor]: Taking taylor expansion of (neg (+ (/ 1 y) (/ 1 x))) in x
0.462 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.462 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.462 * [taylor]: Taking taylor expansion of y in x
0.462 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.462 * [taylor]: Taking taylor expansion of x in x
0.462 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x
0.462 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.462 * [taylor]: Taking taylor expansion of y in x
0.462 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.462 * [taylor]: Taking taylor expansion of x in x
0.462 * [taylor]: Taking taylor expansion of (* -1 NAN) in y
0.462 * [taylor]: Taking taylor expansion of -1 in y
0.462 * [taylor]: Taking taylor expansion of NAN in y
0.463 * [taylor]: Taking taylor expansion of (neg (+ (* 2 (/ NAN y)) (pow NAN 3))) in y
0.463 * [taylor]: Taking taylor expansion of (+ (* 2 (/ NAN y)) (pow NAN 3)) in y
0.463 * [taylor]: Taking taylor expansion of (* 2 (/ NAN y)) in y
0.463 * [taylor]: Taking taylor expansion of 2 in y
0.463 * [taylor]: Taking taylor expansion of (/ NAN y) in y
0.463 * [taylor]: Taking taylor expansion of NAN in y
0.463 * [taylor]: Taking taylor expansion of y in y
0.463 * [taylor]: Taking taylor expansion of (pow NAN 3) in y
0.463 * [taylor]: Taking taylor expansion of NAN in y
0.464 * [taylor]: Taking taylor expansion of (neg (+ (* 2 (/ NAN (pow y 2))) (+ (* 2 (pow NAN 5)) (* 3 (/ (pow NAN 3) y))))) in y
0.464 * [taylor]: Taking taylor expansion of (+ (* 2 (/ NAN (pow y 2))) (+ (* 2 (pow NAN 5)) (* 3 (/ (pow NAN 3) y)))) in y
0.464 * [taylor]: Taking taylor expansion of (* 2 (/ NAN (pow y 2))) in y
0.464 * [taylor]: Taking taylor expansion of 2 in y
0.464 * [taylor]: Taking taylor expansion of (/ NAN (pow y 2)) in y
0.464 * [taylor]: Taking taylor expansion of NAN in y
0.464 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.464 * [taylor]: Taking taylor expansion of y in y
0.464 * [taylor]: Taking taylor expansion of (+ (* 2 (pow NAN 5)) (* 3 (/ (pow NAN 3) y))) in y
0.464 * [taylor]: Taking taylor expansion of (* 2 (pow NAN 5)) in y
0.464 * [taylor]: Taking taylor expansion of 2 in y
0.464 * [taylor]: Taking taylor expansion of (pow NAN 5) in y
0.464 * [taylor]: Taking taylor expansion of NAN in y
0.464 * [taylor]: Taking taylor expansion of (* 3 (/ (pow NAN 3) y)) in y
0.464 * [taylor]: Taking taylor expansion of 3 in y
0.464 * [taylor]: Taking taylor expansion of (/ (pow NAN 3) y) in y
0.464 * [taylor]: Taking taylor expansion of (pow NAN 3) in y
0.464 * [taylor]: Taking taylor expansion of NAN in y
0.464 * [taylor]: Taking taylor expansion of y in y
0.466 * * * [progress]: simplifying candidates
0.467 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (* (sqrt (+ x y)) (/ (sqrt (+ x y)) (- x y)))
  (+ (log (sqrt (+ x y))) (- (log (sqrt (+ x y))) (log (- x y))))
  (+ (log (sqrt (+ x y))) (log (/ (sqrt (+ x y)) (- x y))))
  (log (* (sqrt (+ x y)) (/ (sqrt (+ x y)) (- x y))))
  (exp (* (sqrt (+ x y)) (/ (sqrt (+ x y)) (- x y))))
  (* (* (* (sqrt (+ x y)) (sqrt (+ x y))) (sqrt (+ x y))) (/ (* (* (sqrt (+ x y)) (sqrt (+ x y))) (sqrt (+ x y))) (* (* (- x y) (- x y)) (- x y))))
  (* (* (* (sqrt (+ x y)) (sqrt (+ x y))) (sqrt (+ x y))) (* (* (/ (sqrt (+ x y)) (- x y)) (/ (sqrt (+ x y)) (- x y))) (/ (sqrt (+ x y)) (- x y))))
  (* (cbrt (* (sqrt (+ x y)) (/ (sqrt (+ x y)) (- x y)))) (cbrt (* (sqrt (+ x y)) (/ (sqrt (+ x y)) (- x y)))))
  (cbrt (* (sqrt (+ x y)) (/ (sqrt (+ x y)) (- x y))))
  (* (* (* (sqrt (+ x y)) (/ (sqrt (+ x y)) (- x y))) (* (sqrt (+ x y)) (/ (sqrt (+ x y)) (- x y)))) (* (sqrt (+ x y)) (/ (sqrt (+ x y)) (- x y))))
  (sqrt (* (sqrt (+ x y)) (/ (sqrt (+ x y)) (- x y))))
  (sqrt (* (sqrt (+ x y)) (/ (sqrt (+ x y)) (- x y))))
  (* (sqrt (+ (pow x 3) (pow y 3))) (sqrt (+ x y)))
  (* (sqrt (+ (* x x) (- (* y y) (* x y)))) (- x y))
  (* (sqrt (- (* x x) (* y y))) (sqrt (+ x y)))
  (* (sqrt (- x y)) (- x y))
  (* (sqrt (sqrt (+ x y))) (sqrt (/ (sqrt (+ x y)) (- x y))))
  (* (sqrt (sqrt (+ x y))) (sqrt (/ (sqrt (+ x y)) (- x y))))
  (* (sqrt (sqrt (+ x y))) (/ (sqrt (sqrt (+ x y))) (sqrt (- x y))))
  (* (sqrt (sqrt (+ x y))) (/ (sqrt (sqrt (+ x y))) (sqrt (- x y))))
  (* (sqrt (sqrt (+ x y))) (/ (sqrt (sqrt (+ x y))) (sqrt (- x y))))
  (* (sqrt (sqrt (+ x y))) (/ (sqrt (sqrt (+ x y))) (sqrt (- x y))))
  (* (sqrt (sqrt (+ x y))) (sqrt (/ (sqrt (+ x y)) (- x y))))
  (* (sqrt (sqrt (+ x y))) (sqrt (/ (sqrt (+ x y)) (- x y))))
  (* (sqrt (sqrt (+ x y))) (/ (sqrt (sqrt (+ x y))) (sqrt (- x y))))
  (* (sqrt (sqrt (+ x y))) (/ (sqrt (sqrt (+ x y))) (sqrt (- x y))))
  (* (sqrt (sqrt (+ x y))) (/ (sqrt (sqrt (+ x y))) (sqrt (- x y))))
  (* (sqrt (sqrt (+ x y))) (/ (sqrt (sqrt (+ x y))) (sqrt (- x y))))
  (* (sqrt (+ x y)) (* (cbrt (/ (sqrt (+ x y)) (- x y))) (cbrt (/ (sqrt (+ x y)) (- x y)))))
  (* (sqrt (+ x y)) (sqrt (/ (sqrt (+ x y)) (- x y))))
  (* (sqrt (+ x y)) (/ (* (cbrt (sqrt (+ x y))) (cbrt (sqrt (+ x y)))) (* (cbrt (- x y)) (cbrt (- x y)))))
  (* (sqrt (+ x y)) (/ (* (cbrt (sqrt (+ x y))) (cbrt (sqrt (+ x y)))) (sqrt (- x y))))
  (* (sqrt (+ x y)) (/ (* (cbrt (sqrt (+ x y))) (cbrt (sqrt (+ x y)))) 1))
  (* (sqrt (+ x y)) (/ (* (cbrt (sqrt (+ x y))) (cbrt (sqrt (+ x y)))) (+ (sqrt x) (sqrt y))))
  (* (sqrt (+ x y)) (/ (* (cbrt (sqrt (+ x y))) (cbrt (sqrt (+ x y)))) 1))
  (* (sqrt (+ x y)) (/ (sqrt (* (cbrt (+ x y)) (cbrt (+ x y)))) (* (cbrt (- x y)) (cbrt (- x y)))))
  (* (sqrt (+ x y)) (/ (sqrt (* (cbrt (+ x y)) (cbrt (+ x y)))) (sqrt (- x y))))
  (* (sqrt (+ x y)) (/ (sqrt (* (cbrt (+ x y)) (cbrt (+ x y)))) 1))
  (* (sqrt (+ x y)) (/ (sqrt (* (cbrt (+ x y)) (cbrt (+ x y)))) (+ (sqrt x) (sqrt y))))
  (* (sqrt (+ x y)) (/ (sqrt (* (cbrt (+ x y)) (cbrt (+ x y)))) 1))
  (* (sqrt (+ x y)) (/ (sqrt (sqrt (+ x y))) (* (cbrt (- x y)) (cbrt (- x y)))))
  (* (sqrt (+ x y)) (/ (sqrt (sqrt (+ x y))) (sqrt (- x y))))
  (* (sqrt (+ x y)) (/ (sqrt (sqrt (+ x y))) 1))
  (* (sqrt (+ x y)) (/ (sqrt (sqrt (+ x y))) (+ (sqrt x) (sqrt y))))
  (* (sqrt (+ x y)) (/ (sqrt (sqrt (+ x y))) 1))
  (* (sqrt (+ x y)) (/ (sqrt 1) (* (cbrt (- x y)) (cbrt (- x y)))))
  (* (sqrt (+ x y)) (/ (sqrt 1) (sqrt (- x y))))
  (* (sqrt (+ x y)) (/ (sqrt 1) 1))
  (* (sqrt (+ x y)) (/ (sqrt 1) (+ (sqrt x) (sqrt y))))
  (* (sqrt (+ x y)) (/ (sqrt 1) 1))
  (* (sqrt (+ x y)) (/ (sqrt 1) (* (cbrt (- x y)) (cbrt (- x y)))))
  (* (sqrt (+ x y)) (/ (sqrt 1) (sqrt (- x y))))
  (* (sqrt (+ x y)) (/ (sqrt 1) 1))
  (* (sqrt (+ x y)) (/ (sqrt 1) (+ (sqrt x) (sqrt y))))
  (* (sqrt (+ x y)) (/ (sqrt 1) 1))
  (* (sqrt (+ x y)) (/ (sqrt (sqrt (+ x y))) (* (cbrt (- x y)) (cbrt (- x y)))))
  (* (sqrt (+ x y)) (/ (sqrt (sqrt (+ x y))) (sqrt (- x y))))
  (* (sqrt (+ x y)) (/ (sqrt (sqrt (+ x y))) 1))
  (* (sqrt (+ x y)) (/ (sqrt (sqrt (+ x y))) (+ (sqrt x) (sqrt y))))
  (* (sqrt (+ x y)) (/ (sqrt (sqrt (+ x y))) 1))
  (* (sqrt (+ x y)) (/ 1 (* (cbrt (- x y)) (cbrt (- x y)))))
  (* (sqrt (+ x y)) (/ 1 (sqrt (- x y))))
  (* (sqrt (+ x y)) (/ 1 1))
  (* (sqrt (+ x y)) (/ 1 (+ (sqrt x) (sqrt y))))
  (* (sqrt (+ x y)) (/ 1 1))
  (* (sqrt (+ x y)) 1)
  (* (sqrt (+ x y)) (sqrt (+ x y)))
  (* (sqrt (+ x y)) (/ (sqrt (+ x y)) (- (pow x 3) (pow y 3))))
  (* (sqrt (+ x y)) (/ (sqrt (+ x y)) (- (* x x) (* y y))))
  (* (cbrt (sqrt (+ x y))) (/ (sqrt (+ x y)) (- x y)))
  (* (sqrt (cbrt (+ x y))) (/ (sqrt (+ x y)) (- x y)))
  (* (sqrt (sqrt (+ x y))) (/ (sqrt (+ x y)) (- x y)))
  (* (sqrt (+ x y)) (/ (sqrt (+ x y)) (- x y)))
  (* (sqrt (+ x y)) (/ (sqrt (+ x y)) (- x y)))
  (* (sqrt (sqrt (+ x y))) (/ (sqrt (+ x y)) (- x y)))
  (* (sqrt (+ x y)) (/ (sqrt (+ x y)) (- x y)))
  (* (sqrt (+ x y)) (sqrt (+ x y)))
  (* (sqrt (+ (pow x 3) (pow y 3))) (/ (sqrt (+ x y)) (- x y)))
  (* (sqrt (- (* x x) (* y y))) (/ (sqrt (+ x y)) (- x y)))
  (- (log (sqrt (+ x y))) (log (- x y)))
  (log (/ (sqrt (+ x y)) (- x y)))
  (exp (/ (sqrt (+ x y)) (- x y)))
  (/ (* (* (sqrt (+ x y)) (sqrt (+ x y))) (sqrt (+ x y))) (* (* (- x y) (- x y)) (- x y)))
  (* (cbrt (/ (sqrt (+ x y)) (- x y))) (cbrt (/ (sqrt (+ x y)) (- x y))))
  (cbrt (/ (sqrt (+ x y)) (- x y)))
  (* (* (/ (sqrt (+ x y)) (- x y)) (/ (sqrt (+ x y)) (- x y))) (/ (sqrt (+ x y)) (- x y)))
  (sqrt (/ (sqrt (+ x y)) (- x y)))
  (sqrt (/ (sqrt (+ x y)) (- x y)))
  (neg (sqrt (+ x y)))
  (neg (- x y))
  (/ (* (cbrt (sqrt (+ x y))) (cbrt (sqrt (+ x y)))) (* (cbrt (- x y)) (cbrt (- x y))))
  (/ (cbrt (sqrt (+ x y))) (cbrt (- x y)))
  (/ (* (cbrt (sqrt (+ x y))) (cbrt (sqrt (+ x y)))) (sqrt (- x y)))
  (/ (cbrt (sqrt (+ x y))) (sqrt (- x y)))
  (/ (* (cbrt (sqrt (+ x y))) (cbrt (sqrt (+ x y)))) 1)
  (/ (cbrt (sqrt (+ x y))) (- x y))
  (/ (* (cbrt (sqrt (+ x y))) (cbrt (sqrt (+ x y)))) (+ (sqrt x) (sqrt y)))
  (/ (cbrt (sqrt (+ x y))) (- (sqrt x) (sqrt y)))
  (/ (* (cbrt (sqrt (+ x y))) (cbrt (sqrt (+ x y)))) 1)
  (/ (cbrt (sqrt (+ x y))) (- x y))
  (/ (sqrt (* (cbrt (+ x y)) (cbrt (+ x y)))) (* (cbrt (- x y)) (cbrt (- x y))))
  (/ (sqrt (cbrt (+ x y))) (cbrt (- x y)))
  (/ (sqrt (* (cbrt (+ x y)) (cbrt (+ x y)))) (sqrt (- x y)))
  (/ (sqrt (cbrt (+ x y))) (sqrt (- x y)))
  (/ (sqrt (* (cbrt (+ x y)) (cbrt (+ x y)))) 1)
  (/ (sqrt (cbrt (+ x y))) (- x y))
  (/ (sqrt (* (cbrt (+ x y)) (cbrt (+ x y)))) (+ (sqrt x) (sqrt y)))
  (/ (sqrt (cbrt (+ x y))) (- (sqrt x) (sqrt y)))
  (/ (sqrt (* (cbrt (+ x y)) (cbrt (+ x y)))) 1)
  (/ (sqrt (cbrt (+ x y))) (- x y))
  (/ (sqrt (sqrt (+ x y))) (* (cbrt (- x y)) (cbrt (- x y))))
  (/ (sqrt (sqrt (+ x y))) (cbrt (- x y)))
  (/ (sqrt (sqrt (+ x y))) (sqrt (- x y)))
  (/ (sqrt (sqrt (+ x y))) (sqrt (- x y)))
  (/ (sqrt (sqrt (+ x y))) 1)
  (/ (sqrt (sqrt (+ x y))) (- x y))
  (/ (sqrt (sqrt (+ x y))) (+ (sqrt x) (sqrt y)))
  (/ (sqrt (sqrt (+ x y))) (- (sqrt x) (sqrt y)))
  (/ (sqrt (sqrt (+ x y))) 1)
  (/ (sqrt (sqrt (+ x y))) (- x y))
  (/ (sqrt 1) (* (cbrt (- x y)) (cbrt (- x y))))
  (/ (sqrt (+ x y)) (cbrt (- x y)))
  (/ (sqrt 1) (sqrt (- x y)))
  (/ (sqrt (+ x y)) (sqrt (- x y)))
  (/ (sqrt 1) 1)
  (/ (sqrt (+ x y)) (- x y))
  (/ (sqrt 1) (+ (sqrt x) (sqrt y)))
  (/ (sqrt (+ x y)) (- (sqrt x) (sqrt y)))
  (/ (sqrt 1) 1)
  (/ (sqrt (+ x y)) (- x y))
  (/ (sqrt 1) (* (cbrt (- x y)) (cbrt (- x y))))
  (/ (sqrt (+ x y)) (cbrt (- x y)))
  (/ (sqrt 1) (sqrt (- x y)))
  (/ (sqrt (+ x y)) (sqrt (- x y)))
  (/ (sqrt 1) 1)
  (/ (sqrt (+ x y)) (- x y))
  (/ (sqrt 1) (+ (sqrt x) (sqrt y)))
  (/ (sqrt (+ x y)) (- (sqrt x) (sqrt y)))
  (/ (sqrt 1) 1)
  (/ (sqrt (+ x y)) (- x y))
  (/ (sqrt (sqrt (+ x y))) (* (cbrt (- x y)) (cbrt (- x y))))
  (/ (sqrt (sqrt (+ x y))) (cbrt (- x y)))
  (/ (sqrt (sqrt (+ x y))) (sqrt (- x y)))
  (/ (sqrt (sqrt (+ x y))) (sqrt (- x y)))
  (/ (sqrt (sqrt (+ x y))) 1)
  (/ (sqrt (sqrt (+ x y))) (- x y))
  (/ (sqrt (sqrt (+ x y))) (+ (sqrt x) (sqrt y)))
  (/ (sqrt (sqrt (+ x y))) (- (sqrt x) (sqrt y)))
  (/ (sqrt (sqrt (+ x y))) 1)
  (/ (sqrt (sqrt (+ x y))) (- x y))
  (/ 1 (* (cbrt (- x y)) (cbrt (- x y))))
  (/ (sqrt (+ x y)) (cbrt (- x y)))
  (/ 1 (sqrt (- x y)))
  (/ (sqrt (+ x y)) (sqrt (- x y)))
  (/ 1 1)
  (/ (sqrt (+ x y)) (- x y))
  (/ 1 (+ (sqrt x) (sqrt y)))
  (/ (sqrt (+ x y)) (- (sqrt x) (sqrt y)))
  (/ 1 1)
  (/ (sqrt (+ x y)) (- x y))
  (/ 1 (- x y))
  (/ (- x y) (sqrt (+ x y)))
  (/ (sqrt (+ x y)) (* (cbrt (- x y)) (cbrt (- x y))))
  (/ (sqrt (+ x y)) (sqrt (- x y)))
  (/ (sqrt (+ x y)) 1)
  (/ (sqrt (+ x y)) (+ (sqrt x) (sqrt y)))
  (/ (sqrt (+ x y)) 1)
  (/ (- x y) (cbrt (sqrt (+ x y))))
  (/ (- x y) (sqrt (cbrt (+ x y))))
  (/ (- x y) (sqrt (sqrt (+ x y))))
  (/ (- x y) (sqrt (+ x y)))
  (/ (- x y) (sqrt (+ x y)))
  (/ (- x y) (sqrt (sqrt (+ x y))))
  (/ (- x y) (sqrt (+ x y)))
  (/ (sqrt (+ x y)) (- (pow x 3) (pow y 3)))
  (/ (sqrt (+ x y)) (- (* x x) (* y y)))
  (* (- x y) (sqrt (+ (* x x) (- (* y y) (* x y)))))
  (* (- x y) (sqrt (- x y)))
  -1
  1
  0
  (neg (+ NAN (+ (* 3/2 (* x (pow NAN 3))) (* (pow NAN 3) y))))
  (- (+ (/ NAN x) (* 2 (/ (pow NAN 5) (pow x 3)))) (/ (pow NAN 3) (pow x 2)))
  0
0.474 * * [simplify]: iteration  0 :  374  enodes  (cost  1195 )
0.480 * * [simplify]: iteration  1 :  1564  enodes  (cost  1085 )
0.507 * * [simplify]: iteration  2 :  5001  enodes  (cost  1024 )
0.513 * [simplify]: Simplified to:
   (/ (+ x y) (- x y))
  (- (log (+ x y)) (log (- x y)))
  (- (log (+ x y)) (log (- x y)))
  (- (log (+ x y)) (log (- x y)))
  (pow (exp 1) (/ (+ x y) (- x y)))
  (pow (/ (+ x y) (- x y)) 3)
  (pow (/ (+ x y) (- x y)) 3)
  (* (cbrt (* (sqrt (+ x y)) (/ (sqrt (+ x y)) (- x y)))) (cbrt (* (sqrt (+ x y)) (/ (sqrt (+ x y)) (- x y)))))
  (cbrt (* (sqrt (+ x y)) (/ (sqrt (+ x y)) (- x y))))
  (pow (/ (+ x y) (- x y)) 3)
  (sqrt (* (sqrt (+ x y)) (/ (sqrt (+ x y)) (- x y))))
  (sqrt (* (sqrt (+ x y)) (/ (sqrt (+ x y)) (- x y))))
  (* (sqrt (+ (pow x 3) (pow y 3))) (sqrt (+ x y)))
  (* (sqrt (+ (* x x) (- (* y y) (* x y)))) (- x y))
  (* (sqrt (- (* x x) (* y y))) (sqrt (+ x y)))
  (* (sqrt (- x y)) (- x y))
  (* (sqrt (sqrt (+ x y))) (sqrt (/ (sqrt (+ x y)) (- x y))))
  (* (sqrt (sqrt (+ x y))) (sqrt (/ (sqrt (+ x y)) (- x y))))
  (/ (sqrt (+ x y)) (sqrt (- x y)))
  (/ (sqrt (+ x y)) (sqrt (- x y)))
  (/ (sqrt (+ x y)) (sqrt (- x y)))
  (/ (sqrt (+ x y)) (sqrt (- x y)))
  (* (sqrt (sqrt (+ x y))) (sqrt (/ (sqrt (+ x y)) (- x y))))
  (* (sqrt (sqrt (+ x y))) (sqrt (/ (sqrt (+ x y)) (- x y))))
  (/ (sqrt (+ x y)) (sqrt (- x y)))
  (/ (sqrt (+ x y)) (sqrt (- x y)))
  (/ (sqrt (+ x y)) (sqrt (- x y)))
  (/ (sqrt (+ x y)) (sqrt (- x y)))
  (* (sqrt (+ x y)) (* (cbrt (/ (sqrt (+ x y)) (- x y))) (cbrt (/ (sqrt (+ x y)) (- x y)))))
  (* (sqrt (+ x y)) (sqrt (/ (sqrt (+ x y)) (- x y))))
  (* (sqrt (+ x y)) (/ (* (cbrt (sqrt (+ x y))) (cbrt (sqrt (+ x y)))) (* (cbrt (- x y)) (cbrt (- x y)))))
  (* (sqrt (+ x y)) (/ (* (cbrt (sqrt (+ x y))) (cbrt (sqrt (+ x y)))) (sqrt (- x y))))
  (* (* (cbrt (sqrt (+ x y))) (cbrt (sqrt (+ x y)))) (sqrt (+ x y)))
  (* (sqrt (+ x y)) (/ (* (cbrt (sqrt (+ x y))) (cbrt (sqrt (+ x y)))) (+ (sqrt x) (sqrt y))))
  (* (* (cbrt (sqrt (+ x y))) (cbrt (sqrt (+ x y)))) (sqrt (+ x y)))
  (/ (* (sqrt (+ x y)) (fabs (cbrt (+ x y)))) (* (cbrt (- x y)) (cbrt (- x y))))
  (/ (* (sqrt (+ x y)) (fabs (cbrt (+ x y)))) (sqrt (- x y)))
  (* (fabs (cbrt (+ x y))) (sqrt (+ x y)))
  (/ (* (sqrt (+ x y)) (fabs (cbrt (+ x y)))) (+ (sqrt x) (sqrt y)))
  (* (fabs (cbrt (+ x y))) (sqrt (+ x y)))
  (/ (pow (sqrt (sqrt (+ x y))) 3) (* (cbrt (- x y)) (cbrt (- x y))))
  (/ (pow (sqrt (sqrt (+ x y))) 3) (sqrt (- x y)))
  (pow (sqrt (sqrt (+ x y))) 3)
  (/ (pow (sqrt (sqrt (+ x y))) 3) (+ (sqrt x) (sqrt y)))
  (pow (sqrt (sqrt (+ x y))) 3)
  (/ (sqrt (+ x y)) (* (cbrt (- x y)) (cbrt (- x y))))
  (/ (sqrt (+ x y)) (sqrt (- x y)))
  (sqrt (+ x y))
  (/ (sqrt (+ x y)) (+ (sqrt x) (sqrt y)))
  (sqrt (+ x y))
  (/ (sqrt (+ x y)) (* (cbrt (- x y)) (cbrt (- x y))))
  (/ (sqrt (+ x y)) (sqrt (- x y)))
  (sqrt (+ x y))
  (/ (sqrt (+ x y)) (+ (sqrt x) (sqrt y)))
  (sqrt (+ x y))
  (/ (pow (sqrt (sqrt (+ x y))) 3) (* (cbrt (- x y)) (cbrt (- x y))))
  (/ (pow (sqrt (sqrt (+ x y))) 3) (sqrt (- x y)))
  (pow (sqrt (sqrt (+ x y))) 3)
  (/ (pow (sqrt (sqrt (+ x y))) 3) (+ (sqrt x) (sqrt y)))
  (pow (sqrt (sqrt (+ x y))) 3)
  (/ (sqrt (+ x y)) (* (cbrt (- x y)) (cbrt (- x y))))
  (/ (sqrt (+ x y)) (sqrt (- x y)))
  (sqrt (+ x y))
  (/ (sqrt (+ x y)) (+ (sqrt x) (sqrt y)))
  (sqrt (+ x y))
  (sqrt (+ x y))
  (+ x y)
  (/ (+ x y) (- (pow x 3) (pow y 3)))
  (/ 1 (- x y))
  (* (cbrt (sqrt (+ x y))) (/ (sqrt (+ x y)) (- x y)))
  (* (sqrt (cbrt (+ x y))) (/ (sqrt (+ x y)) (- x y)))
  (/ (pow (sqrt (sqrt (+ x y))) 3) (- x y))
  (/ (+ x y) (- x y))
  (/ (+ x y) (- x y))
  (/ (pow (sqrt (sqrt (+ x y))) 3) (- x y))
  (/ (+ x y) (- x y))
  (+ x y)
  (* (sqrt (+ (pow x 3) (pow y 3))) (/ (sqrt (+ x y)) (- x y)))
  (* (sqrt (- (* x x) (* y y))) (/ (sqrt (+ x y)) (- x y)))
  (log (/ (sqrt (+ x y)) (- x y)))
  (log (/ (sqrt (+ x y)) (- x y)))
  (exp (/ (sqrt (+ x y)) (- x y)))
  (pow (/ (sqrt (+ x y)) (- x y)) 3)
  (* (cbrt (/ (sqrt (+ x y)) (- x y))) (cbrt (/ (sqrt (+ x y)) (- x y))))
  (cbrt (/ (sqrt (+ x y)) (- x y)))
  (pow (/ (sqrt (+ x y)) (- x y)) 3)
  (sqrt (/ (sqrt (+ x y)) (- x y)))
  (sqrt (/ (sqrt (+ x y)) (- x y)))
  (neg (sqrt (+ x y)))
  (- y x)
  (/ (* (cbrt (sqrt (+ x y))) (cbrt (sqrt (+ x y)))) (* (cbrt (- x y)) (cbrt (- x y))))
  (/ (cbrt (sqrt (+ x y))) (cbrt (- x y)))
  (/ (* (cbrt (sqrt (+ x y))) (cbrt (sqrt (+ x y)))) (sqrt (- x y)))
  (/ (cbrt (sqrt (+ x y))) (sqrt (- x y)))
  (* (cbrt (sqrt (+ x y))) (cbrt (sqrt (+ x y))))
  (/ (cbrt (sqrt (+ x y))) (- x y))
  (/ (* (cbrt (sqrt (+ x y))) (cbrt (sqrt (+ x y)))) (+ (sqrt x) (sqrt y)))
  (/ (cbrt (sqrt (+ x y))) (- (sqrt x) (sqrt y)))
  (* (cbrt (sqrt (+ x y))) (cbrt (sqrt (+ x y))))
  (/ (cbrt (sqrt (+ x y))) (- x y))
  (/ (/ (fabs (cbrt (+ x y))) (cbrt (- x y))) (cbrt (- x y)))
  (/ (sqrt (cbrt (+ x y))) (cbrt (- x y)))
  (/ (fabs (cbrt (+ x y))) (* (sqrt (- x y)) 1))
  (/ (sqrt (cbrt (+ x y))) (sqrt (- x y)))
  (fabs (cbrt (+ x y)))
  (/ (sqrt (cbrt (+ x y))) (- x y))
  (/ (fabs (cbrt (+ x y))) (* (+ (sqrt x) (sqrt y)) 1))
  (/ (sqrt (cbrt (+ x y))) (- (sqrt x) (sqrt y)))
  (fabs (cbrt (+ x y)))
  (/ (sqrt (cbrt (+ x y))) (- x y))
  (/ (sqrt (sqrt (+ x y))) (* (cbrt (- x y)) (cbrt (- x y))))
  (/ (sqrt (sqrt (+ x y))) (cbrt (- x y)))
  (/ (sqrt (sqrt (+ x y))) (sqrt (- x y)))
  (/ (sqrt (sqrt (+ x y))) (sqrt (- x y)))
  (sqrt (sqrt (+ x y)))
  (/ (sqrt (sqrt (+ x y))) (- x y))
  (/ (sqrt (sqrt (+ x y))) (+ (sqrt x) (sqrt y)))
  (/ (sqrt (sqrt (+ x y))) (- (sqrt x) (sqrt y)))
  (sqrt (sqrt (+ x y)))
  (/ (sqrt (sqrt (+ x y))) (- x y))
  (/ 1 (* (cbrt (- x y)) (cbrt (- x y))))
  (/ (sqrt (+ x y)) (cbrt (- x y)))
  (/ 1 (sqrt (- x y)))
  (/ (sqrt (+ x y)) (sqrt (- x y)))
  1
  (/ (sqrt (+ x y)) (- x y))
  (/ 1 (+ (sqrt x) (sqrt y)))
  (/ (sqrt (+ x y)) (- (sqrt x) (sqrt y)))
  1
  (/ (sqrt (+ x y)) (- x y))
  (/ 1 (* (cbrt (- x y)) (cbrt (- x y))))
  (/ (sqrt (+ x y)) (cbrt (- x y)))
  (/ 1 (sqrt (- x y)))
  (/ (sqrt (+ x y)) (sqrt (- x y)))
  1
  (/ (sqrt (+ x y)) (- x y))
  (/ 1 (+ (sqrt x) (sqrt y)))
  (/ (sqrt (+ x y)) (- (sqrt x) (sqrt y)))
  1
  (/ (sqrt (+ x y)) (- x y))
  (/ (sqrt (sqrt (+ x y))) (* (cbrt (- x y)) (cbrt (- x y))))
  (/ (sqrt (sqrt (+ x y))) (cbrt (- x y)))
  (/ (sqrt (sqrt (+ x y))) (sqrt (- x y)))
  (/ (sqrt (sqrt (+ x y))) (sqrt (- x y)))
  (sqrt (sqrt (+ x y)))
  (/ (sqrt (sqrt (+ x y))) (- x y))
  (/ (sqrt (sqrt (+ x y))) (+ (sqrt x) (sqrt y)))
  (/ (sqrt (sqrt (+ x y))) (- (sqrt x) (sqrt y)))
  (sqrt (sqrt (+ x y)))
  (/ (sqrt (sqrt (+ x y))) (- x y))
  (/ 1 (* (cbrt (- x y)) (cbrt (- x y))))
  (/ (sqrt (+ x y)) (cbrt (- x y)))
  (/ 1 (sqrt (- x y)))
  (/ (sqrt (+ x y)) (sqrt (- x y)))
  1
  (/ (sqrt (+ x y)) (- x y))
  (/ 1 (+ (sqrt x) (sqrt y)))
  (/ (sqrt (+ x y)) (- (sqrt x) (sqrt y)))
  1
  (/ (sqrt (+ x y)) (- x y))
  (/ 1 (- x y))
  (/ (- x y) (sqrt (+ x y)))
  (/ (sqrt (+ x y)) (* (cbrt (- x y)) (cbrt (- x y))))
  (/ (sqrt (+ x y)) (sqrt (- x y)))
  (sqrt (+ x y))
  (/ (sqrt (+ x y)) (+ (sqrt x) (sqrt y)))
  (sqrt (+ x y))
  (/ (- x y) (cbrt (sqrt (+ x y))))
  (/ (- x y) (sqrt (cbrt (+ x y))))
  (/ (- x y) (sqrt (sqrt (+ x y))))
  (/ (- x y) (sqrt (+ x y)))
  (/ (- x y) (sqrt (+ x y)))
  (/ (- x y) (sqrt (sqrt (+ x y))))
  (/ (- x y) (sqrt (+ x y)))
  (/ (sqrt (+ x y)) (- (pow x 3) (pow y 3)))
  (/ (sqrt (+ x y)) (- (* x x) (* y y)))
  (* (sqrt (+ (* x x) (- (* y y) (* x y)))) (- x y))
  (* (sqrt (- x y)) (- x y))
  -1
  1
  0
  (- (neg NAN) (* (pow NAN 3) (+ y (* 3/2 x))))
  (- (+ (/ NAN x) (* 2 (/ (pow NAN 5) (pow x 3)))) (/ (pow NAN 3) (pow x 2)))
  0
0.514 * * * [progress]: adding candidates to table
0.597 * [progress]: [Phase 3 of 3] Extracting.
0.597 * * [regime]: Finding splitpoints for: (#<alt (λ (x y) (* (sqrt (+ x y)) (/ (sqrt (+ x y)) (- x y))))> #<alt (λ (x y) (/ 1 (/ (- x y) (+ x y))))> #<alt (λ (x y) (/ (+ x y) (- x y)))>)
0.597 * * * [regime-changes]: Trying 3 branch expressions: ((/ (+ x y) (- x y)) y x)
0.597 * * * * [regimes]: Trying to branch on (/ (+ x y) (- x y)) from (#<alt (λ (x y) (* (sqrt (+ x y)) (/ (sqrt (+ x y)) (- x y))))> #<alt (λ (x y) (/ 1 (/ (- x y) (+ x y))))> #<alt (λ (x y) (/ (+ x y) (- x y)))>)
0.624 * * * * [regimes]: Trying to branch on y from (#<alt (λ (x y) (* (sqrt (+ x y)) (/ (sqrt (+ x y)) (- x y))))> #<alt (λ (x y) (/ 1 (/ (- x y) (+ x y))))> #<alt (λ (x y) (/ (+ x y) (- x y)))>)
0.658 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x y) (* (sqrt (+ x y)) (/ (sqrt (+ x y)) (- x y))))> #<alt (λ (x y) (/ 1 (/ (- x y) (+ x y))))> #<alt (λ (x y) (/ (+ x y) (- x y)))>)
0.691 * * * [regime]: Found split indices: #<option (#s(si 2 255))>
0.691 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (/ (+ x y) (- x y))
0.692 * * [simplify]: iteration  0 :  6  enodes  (cost  3 )
0.692 * * [simplify]: iteration  1 :  6  enodes  (cost  3 )
0.692 * [simplify]: Simplified to:
   (/ (+ x y) (- x y))
1.447 * [regime-testing]: End program error score: 0.02535937304753239
1.509 * [regime-testing]: Target error score: 0.026475317616136272