19.565 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.012 * * * [progress]: [2/2] Setting up program.
0.014 * [progress]: [Phase 2 of 3] Improving.
0.014 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (/ (- x y) (- 2.0 (+ x y)))
0.015 * * [simplify]: iteration  0 :  7  enodes  (cost  9 )
0.016 * * [simplify]: iteration  1 :  17  enodes  (cost  9 )
0.018 * * [simplify]: iteration  2 :  28  enodes  (cost  9 )
0.021 * * [simplify]: iteration  3 :  40  enodes  (cost  9 )
0.025 * * [simplify]: iteration  4 :  50  enodes  (cost  9 )
0.032 * * [simplify]: iteration  5 :  66  enodes  (cost  9 )
0.040 * * [simplify]: iteration  6 :  86  enodes  (cost  9 )
0.053 * * [simplify]: iteration  7 :  109  enodes  (cost  9 )
0.065 * * [simplify]: iteration  8 :  125  enodes  (cost  9 )
0.080 * * [simplify]: iteration  9 :  128  enodes  (cost  9 )
0.097 * * [simplify]: iteration  done :  128  enodes  (cost  9 )
0.097 * [simplify]: Simplified to:
   (/ (- x y) (- 2.0 (+ x y)))
0.097 * * [progress]: iteration 1 / 4
0.097 * * * [progress]: picking best candidate
0.099 * * * * [pick]: Picked  #<alt (λ (x y) (/ (- x y) (- 2.0 (+ x y))))>
0.099 * * * [progress]: localizing error
0.104 * * * [progress]: generating rewritten candidates
0.104 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.129 * * * [progress]: generating series expansions
0.129 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.129 * [approximate]: Taking taylor expansion of (/ (- x y) (- 2.0 (+ x y))) in (x y) around 0
0.129 * [taylor]: Taking taylor expansion of (/ (- x y) (- 2.0 (+ x y))) in y
0.129 * [taylor]: Taking taylor expansion of (- x y) in y
0.129 * [taylor]: Taking taylor expansion of x in y
0.129 * [taylor]: Taking taylor expansion of y in y
0.129 * [taylor]: Taking taylor expansion of (- 2.0 (+ x y)) in y
0.129 * [taylor]: Taking taylor expansion of 2.0 in y
0.129 * [taylor]: Taking taylor expansion of (+ x y) in y
0.129 * [taylor]: Taking taylor expansion of x in y
0.129 * [taylor]: Taking taylor expansion of y in y
0.130 * [taylor]: Taking taylor expansion of (/ (- x y) (- 2.0 (+ x y))) in x
0.130 * [taylor]: Taking taylor expansion of (- x y) in x
0.130 * [taylor]: Taking taylor expansion of x in x
0.130 * [taylor]: Taking taylor expansion of y in x
0.130 * [taylor]: Taking taylor expansion of (- 2.0 (+ x y)) in x
0.130 * [taylor]: Taking taylor expansion of 2.0 in x
0.130 * [taylor]: Taking taylor expansion of (+ x y) in x
0.130 * [taylor]: Taking taylor expansion of x in x
0.130 * [taylor]: Taking taylor expansion of y in x
0.130 * [taylor]: Taking taylor expansion of (/ (- x y) (- 2.0 (+ x y))) in x
0.130 * [taylor]: Taking taylor expansion of (- x y) in x
0.130 * [taylor]: Taking taylor expansion of x in x
0.130 * [taylor]: Taking taylor expansion of y in x
0.130 * [taylor]: Taking taylor expansion of (- 2.0 (+ x y)) in x
0.130 * [taylor]: Taking taylor expansion of 2.0 in x
0.130 * [taylor]: Taking taylor expansion of (+ x y) in x
0.130 * [taylor]: Taking taylor expansion of x in x
0.130 * [taylor]: Taking taylor expansion of y in x
0.131 * [taylor]: Taking taylor expansion of (* -1 (/ y (- 2.0 y))) in y
0.131 * [taylor]: Taking taylor expansion of -1 in y
0.131 * [taylor]: Taking taylor expansion of (/ y (- 2.0 y)) in y
0.131 * [taylor]: Taking taylor expansion of y in y
0.131 * [taylor]: Taking taylor expansion of (- 2.0 y) in y
0.131 * [taylor]: Taking taylor expansion of 2.0 in y
0.131 * [taylor]: Taking taylor expansion of y in y
0.133 * [taylor]: Taking taylor expansion of (- (/ 1 (- 2.0 y)) (/ y (pow (- 2.0 y) 2))) in y
0.133 * [taylor]: Taking taylor expansion of (/ 1 (- 2.0 y)) in y
0.133 * [taylor]: Taking taylor expansion of (- 2.0 y) in y
0.133 * [taylor]: Taking taylor expansion of 2.0 in y
0.133 * [taylor]: Taking taylor expansion of y in y
0.134 * [taylor]: Taking taylor expansion of (/ y (pow (- 2.0 y) 2)) in y
0.134 * [taylor]: Taking taylor expansion of y in y
0.134 * [taylor]: Taking taylor expansion of (pow (- 2.0 y) 2) in y
0.134 * [taylor]: Taking taylor expansion of (- 2.0 y) in y
0.134 * [taylor]: Taking taylor expansion of 2.0 in y
0.134 * [taylor]: Taking taylor expansion of y in y
0.138 * [taylor]: Taking taylor expansion of (- (/ 1 (pow (- 2.0 y) 2)) (/ y (pow (- 2.0 y) 3))) in y
0.138 * [taylor]: Taking taylor expansion of (/ 1 (pow (- 2.0 y) 2)) in y
0.138 * [taylor]: Taking taylor expansion of (pow (- 2.0 y) 2) in y
0.138 * [taylor]: Taking taylor expansion of (- 2.0 y) in y
0.138 * [taylor]: Taking taylor expansion of 2.0 in y
0.138 * [taylor]: Taking taylor expansion of y in y
0.139 * [taylor]: Taking taylor expansion of (/ y (pow (- 2.0 y) 3)) in y
0.139 * [taylor]: Taking taylor expansion of y in y
0.139 * [taylor]: Taking taylor expansion of (pow (- 2.0 y) 3) in y
0.139 * [taylor]: Taking taylor expansion of (- 2.0 y) in y
0.139 * [taylor]: Taking taylor expansion of 2.0 in y
0.139 * [taylor]: Taking taylor expansion of y in y
0.141 * [approximate]: Taking taylor expansion of (/ (- (/ 1 x) (/ 1 y)) (- 2.0 (+ (/ 1 y) (/ 1 x)))) in (x y) around 0
0.141 * [taylor]: Taking taylor expansion of (/ (- (/ 1 x) (/ 1 y)) (- 2.0 (+ (/ 1 y) (/ 1 x)))) in y
0.141 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in y
0.141 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.141 * [taylor]: Taking taylor expansion of x in y
0.141 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.141 * [taylor]: Taking taylor expansion of y in y
0.141 * [taylor]: Taking taylor expansion of (- 2.0 (+ (/ 1 y) (/ 1 x))) in y
0.141 * [taylor]: Taking taylor expansion of 2.0 in y
0.141 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in y
0.141 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.142 * [taylor]: Taking taylor expansion of y in y
0.142 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.142 * [taylor]: Taking taylor expansion of x in y
0.143 * [taylor]: Taking taylor expansion of (/ (- (/ 1 x) (/ 1 y)) (- 2.0 (+ (/ 1 y) (/ 1 x)))) in x
0.143 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x
0.143 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.143 * [taylor]: Taking taylor expansion of x in x
0.144 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.144 * [taylor]: Taking taylor expansion of y in x
0.144 * [taylor]: Taking taylor expansion of (- 2.0 (+ (/ 1 y) (/ 1 x))) in x
0.144 * [taylor]: Taking taylor expansion of 2.0 in x
0.144 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.144 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.144 * [taylor]: Taking taylor expansion of y in x
0.144 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.144 * [taylor]: Taking taylor expansion of x in x
0.145 * [taylor]: Taking taylor expansion of (/ (- (/ 1 x) (/ 1 y)) (- 2.0 (+ (/ 1 y) (/ 1 x)))) in x
0.145 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x
0.145 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.145 * [taylor]: Taking taylor expansion of x in x
0.146 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.146 * [taylor]: Taking taylor expansion of y in x
0.146 * [taylor]: Taking taylor expansion of (- 2.0 (+ (/ 1 y) (/ 1 x))) in x
0.146 * [taylor]: Taking taylor expansion of 2.0 in x
0.146 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.146 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.146 * [taylor]: Taking taylor expansion of y in x
0.146 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.146 * [taylor]: Taking taylor expansion of x in x
0.147 * [taylor]: Taking taylor expansion of -1 in y
0.148 * [taylor]: Taking taylor expansion of (- (* 2 (/ 1 y)) 2.0) in y
0.148 * [taylor]: Taking taylor expansion of (* 2 (/ 1 y)) in y
0.148 * [taylor]: Taking taylor expansion of 2 in y
0.148 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.149 * [taylor]: Taking taylor expansion of y in y
0.149 * [taylor]: Taking taylor expansion of 2.0 in y
0.154 * [taylor]: Taking taylor expansion of (- (* 6.0 (/ 1 y)) (+ (* 2 (/ 1 (pow y 2))) 4.0)) in y
0.154 * [taylor]: Taking taylor expansion of (* 6.0 (/ 1 y)) in y
0.154 * [taylor]: Taking taylor expansion of 6.0 in y
0.154 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.154 * [taylor]: Taking taylor expansion of y in y
0.154 * [taylor]: Taking taylor expansion of (+ (* 2 (/ 1 (pow y 2))) 4.0) in y
0.154 * [taylor]: Taking taylor expansion of (* 2 (/ 1 (pow y 2))) in y
0.154 * [taylor]: Taking taylor expansion of 2 in y
0.154 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.154 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.154 * [taylor]: Taking taylor expansion of y in y
0.155 * [taylor]: Taking taylor expansion of 4.0 in y
0.160 * [approximate]: Taking taylor expansion of (/ (- (/ 1 y) (/ 1 x)) (+ (/ 1 y) (+ (/ 1 x) 2.0))) in (x y) around 0
0.160 * [taylor]: Taking taylor expansion of (/ (- (/ 1 y) (/ 1 x)) (+ (/ 1 y) (+ (/ 1 x) 2.0))) in y
0.160 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in y
0.160 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.160 * [taylor]: Taking taylor expansion of y in y
0.160 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.160 * [taylor]: Taking taylor expansion of x in y
0.160 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (+ (/ 1 x) 2.0)) in y
0.160 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.160 * [taylor]: Taking taylor expansion of y in y
0.161 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 2.0) in y
0.161 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.161 * [taylor]: Taking taylor expansion of x in y
0.161 * [taylor]: Taking taylor expansion of 2.0 in y
0.161 * [taylor]: Taking taylor expansion of (/ (- (/ 1 y) (/ 1 x)) (+ (/ 1 y) (+ (/ 1 x) 2.0))) in x
0.161 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x
0.162 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.162 * [taylor]: Taking taylor expansion of y in x
0.162 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.162 * [taylor]: Taking taylor expansion of x in x
0.162 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (+ (/ 1 x) 2.0)) in x
0.162 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.162 * [taylor]: Taking taylor expansion of y in x
0.162 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 2.0) in x
0.162 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.162 * [taylor]: Taking taylor expansion of x in x
0.162 * [taylor]: Taking taylor expansion of 2.0 in x
0.164 * [taylor]: Taking taylor expansion of (/ (- (/ 1 y) (/ 1 x)) (+ (/ 1 y) (+ (/ 1 x) 2.0))) in x
0.164 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x
0.164 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.164 * [taylor]: Taking taylor expansion of y in x
0.164 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.164 * [taylor]: Taking taylor expansion of x in x
0.164 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (+ (/ 1 x) 2.0)) in x
0.164 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.164 * [taylor]: Taking taylor expansion of y in x
0.164 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 2.0) in x
0.164 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.164 * [taylor]: Taking taylor expansion of x in x
0.164 * [taylor]: Taking taylor expansion of 2.0 in x
0.166 * [taylor]: Taking taylor expansion of -1 in y
0.167 * [taylor]: Taking taylor expansion of (+ (* 2 (/ 1 y)) 2.0) in y
0.167 * [taylor]: Taking taylor expansion of (* 2 (/ 1 y)) in y
0.167 * [taylor]: Taking taylor expansion of 2 in y
0.167 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.167 * [taylor]: Taking taylor expansion of y in y
0.168 * [taylor]: Taking taylor expansion of 2.0 in y
0.171 * [taylor]: Taking taylor expansion of (- (+ (* 6.0 (/ 1 y)) (+ (* 2 (/ 1 (pow y 2))) 4.0))) in y
0.171 * [taylor]: Taking taylor expansion of (+ (* 6.0 (/ 1 y)) (+ (* 2 (/ 1 (pow y 2))) 4.0)) in y
0.171 * [taylor]: Taking taylor expansion of (* 6.0 (/ 1 y)) in y
0.171 * [taylor]: Taking taylor expansion of 6.0 in y
0.172 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.172 * [taylor]: Taking taylor expansion of y in y
0.172 * [taylor]: Taking taylor expansion of (+ (* 2 (/ 1 (pow y 2))) 4.0) in y
0.172 * [taylor]: Taking taylor expansion of (* 2 (/ 1 (pow y 2))) in y
0.172 * [taylor]: Taking taylor expansion of 2 in y
0.172 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.172 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.172 * [taylor]: Taking taylor expansion of y in y
0.172 * [taylor]: Taking taylor expansion of 4.0 in y
0.180 * * * [progress]: simplifying candidates
0.181 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (- (log (- x y)) (log (- 2.0 (+ x y))))
  (log (/ (- x y) (- 2.0 (+ x y))))
  (exp (/ (- x y) (- 2.0 (+ x y))))
  (/ (* (* (- x y) (- x y)) (- x y)) (* (* (- 2.0 (+ x y)) (- 2.0 (+ x y))) (- 2.0 (+ x y))))
  (* (cbrt (/ (- x y) (- 2.0 (+ x y)))) (cbrt (/ (- x y) (- 2.0 (+ x y)))))
  (cbrt (/ (- x y) (- 2.0 (+ x y))))
  (* (* (/ (- x y) (- 2.0 (+ x y))) (/ (- x y) (- 2.0 (+ x y)))) (/ (- x y) (- 2.0 (+ x y))))
  (sqrt (/ (- x y) (- 2.0 (+ x y))))
  (sqrt (/ (- x y) (- 2.0 (+ x y))))
  (- (- x y))
  (- (- 2.0 (+ x y)))
  (/ x (- 2.0 (+ x y)))
  (/ y (- 2.0 (+ x y)))
  (/ (* (cbrt (- x y)) (cbrt (- x y))) (* (cbrt (- 2.0 (+ x y))) (cbrt (- 2.0 (+ x y)))))
  (/ (cbrt (- x y)) (cbrt (- 2.0 (+ x y))))
  (/ (* (cbrt (- x y)) (cbrt (- x y))) (sqrt (- 2.0 (+ x y))))
  (/ (cbrt (- x y)) (sqrt (- 2.0 (+ x y))))
  (/ (* (cbrt (- x y)) (cbrt (- x y))) 1)
  (/ (cbrt (- x y)) (- 2.0 (+ x y)))
  (/ (* (cbrt (- x y)) (cbrt (- x y))) (+ (sqrt 2.0) (sqrt (+ x y))))
  (/ (cbrt (- x y)) (- (sqrt 2.0) (sqrt (+ x y))))
  (/ (* (cbrt (- x y)) (cbrt (- x y))) 1)
  (/ (cbrt (- x y)) (- 2.0 (+ x y)))
  (/ (* (cbrt (- x y)) (cbrt (- x y))) 1)
  (/ (cbrt (- x y)) (- 2.0 (+ x y)))
  (/ (sqrt (- x y)) (* (cbrt (- 2.0 (+ x y))) (cbrt (- 2.0 (+ x y)))))
  (/ (sqrt (- x y)) (cbrt (- 2.0 (+ x y))))
  (/ (sqrt (- x y)) (sqrt (- 2.0 (+ x y))))
  (/ (sqrt (- x y)) (sqrt (- 2.0 (+ x y))))
  (/ (sqrt (- x y)) 1)
  (/ (sqrt (- x y)) (- 2.0 (+ x y)))
  (/ (sqrt (- x y)) (+ (sqrt 2.0) (sqrt (+ x y))))
  (/ (sqrt (- x y)) (- (sqrt 2.0) (sqrt (+ x y))))
  (/ (sqrt (- x y)) 1)
  (/ (sqrt (- x y)) (- 2.0 (+ x y)))
  (/ (sqrt (- x y)) 1)
  (/ (sqrt (- x y)) (- 2.0 (+ x y)))
  (/ 1 (* (cbrt (- 2.0 (+ x y))) (cbrt (- 2.0 (+ x y)))))
  (/ (- x y) (cbrt (- 2.0 (+ x y))))
  (/ 1 (sqrt (- 2.0 (+ x y))))
  (/ (- x y) (sqrt (- 2.0 (+ x y))))
  (/ 1 1)
  (/ (- x y) (- 2.0 (+ x y)))
  (/ 1 (+ (sqrt 2.0) (sqrt (+ x y))))
  (/ (- x y) (- (sqrt 2.0) (sqrt (+ x y))))
  (/ 1 1)
  (/ (- x y) (- 2.0 (+ x y)))
  (/ 1 1)
  (/ (- x y) (- 2.0 (+ x y)))
  (/ (+ (sqrt x) (sqrt y)) (* (cbrt (- 2.0 (+ x y))) (cbrt (- 2.0 (+ x y)))))
  (/ (- (sqrt x) (sqrt y)) (cbrt (- 2.0 (+ x y))))
  (/ (+ (sqrt x) (sqrt y)) (sqrt (- 2.0 (+ x y))))
  (/ (- (sqrt x) (sqrt y)) (sqrt (- 2.0 (+ x y))))
  (/ (+ (sqrt x) (sqrt y)) 1)
  (/ (- (sqrt x) (sqrt y)) (- 2.0 (+ x y)))
  (/ (+ (sqrt x) (sqrt y)) (+ (sqrt 2.0) (sqrt (+ x y))))
  (/ (- (sqrt x) (sqrt y)) (- (sqrt 2.0) (sqrt (+ x y))))
  (/ (+ (sqrt x) (sqrt y)) 1)
  (/ (- (sqrt x) (sqrt y)) (- 2.0 (+ x y)))
  (/ (+ (sqrt x) (sqrt y)) 1)
  (/ (- (sqrt x) (sqrt y)) (- 2.0 (+ x y)))
  (/ 1 (* (cbrt (- 2.0 (+ x y))) (cbrt (- 2.0 (+ x y)))))
  (/ (- x y) (cbrt (- 2.0 (+ x y))))
  (/ 1 (sqrt (- 2.0 (+ x y))))
  (/ (- x y) (sqrt (- 2.0 (+ x y))))
  (/ 1 1)
  (/ (- x y) (- 2.0 (+ x y)))
  (/ 1 (+ (sqrt 2.0) (sqrt (+ x y))))
  (/ (- x y) (- (sqrt 2.0) (sqrt (+ x y))))
  (/ 1 1)
  (/ (- x y) (- 2.0 (+ x y)))
  (/ 1 1)
  (/ (- x y) (- 2.0 (+ x y)))
  (/ 1 (- 2.0 (+ x y)))
  (/ (- 2.0 (+ x y)) (- x y))
  (/ (- x y) (* (cbrt (- 2.0 (+ x y))) (cbrt (- 2.0 (+ x y)))))
  (/ (- x y) (sqrt (- 2.0 (+ x y))))
  (/ (- x y) 1)
  (/ (- x y) (+ (sqrt 2.0) (sqrt (+ x y))))
  (/ (- x y) 1)
  (/ (- x y) 1)
  (/ (- 2.0 (+ x y)) (cbrt (- x y)))
  (/ (- 2.0 (+ x y)) (sqrt (- x y)))
  (/ (- 2.0 (+ x y)) (- x y))
  (/ (- 2.0 (+ x y)) (- (sqrt x) (sqrt y)))
  (/ (- 2.0 (+ x y)) (- x y))
  (/ (- x y) (- (pow 2.0 3) (pow (+ x y) 3)))
  (/ (- x y) (- (* 2.0 2.0) (* (+ x y) (+ x y))))
  (* (- 2.0 (+ x y)) (+ (* x x) (+ (* y y) (* x y))))
  (* (- 2.0 (+ x y)) (+ x y))
  (- (+ (* 0.25 (pow x 2)) (* 0.5 x)) (* 0.5 y))
  (- (+ (* 4.0 (/ 1 (pow x 2))) (+ (* 2.0 (/ 1 x)) 1)))
  (- (+ (* 4.0 (/ 1 (pow x 2))) (+ (* 2.0 (/ 1 x)) 1)))
0.184 * * [simplify]: iteration  0 :  112  enodes  (cost  990 )
0.202 * * [simplify]: iteration  1 :  275  enodes  (cost  951 )
0.266 * * [simplify]: iteration  2 :  740  enodes  (cost  905 )
0.581 * * [simplify]: iteration  3 :  3245  enodes  (cost  903 )
1.518 * * [simplify]: iteration  done :  5000  enodes  (cost  901 )
1.518 * [simplify]: Simplified to:
   (log (/ (- x y) (- 2.0 (+ x y))))
  (log (/ (- x y) (- 2.0 (+ x y))))
  (exp (/ (- x y) (- 2.0 (+ x y))))
  (pow (/ (- x y) (- 2.0 (+ x y))) 3)
  (* (cbrt (/ (- x y) (- 2.0 (+ x y)))) (cbrt (/ (- x y) (- 2.0 (+ x y)))))
  (cbrt (/ (- x y) (- 2.0 (+ x y))))
  (pow (/ (- x y) (- 2.0 (+ x y))) 3)
  (sqrt (/ (- x y) (- 2.0 (+ x y))))
  (sqrt (/ (- x y) (- 2.0 (+ x y))))
  (- y x)
  (- (+ y x) 2.0)
  (/ x (- 2.0 (+ x y)))
  (/ y (- 2.0 (+ x y)))
  (/ (* (cbrt (- x y)) (cbrt (- x y))) (* (cbrt (- 2.0 (+ x y))) (cbrt (- 2.0 (+ x y)))))
  (/ (cbrt (- x y)) (cbrt (- 2.0 (+ x y))))
  (/ (* (cbrt (- x y)) (cbrt (- x y))) (sqrt (- 2.0 (+ x y))))
  (/ (cbrt (- x y)) (sqrt (- 2.0 (+ x y))))
  (* (cbrt (- x y)) (cbrt (- x y)))
  (/ (cbrt (- x y)) (- 2.0 (+ x y)))
  (/ (* (cbrt (- x y)) (cbrt (- x y))) (+ (sqrt 2.0) (sqrt (+ x y))))
  (/ (cbrt (- x y)) (- (sqrt 2.0) (sqrt (+ x y))))
  (* (cbrt (- x y)) (cbrt (- x y)))
  (/ (cbrt (- x y)) (- 2.0 (+ x y)))
  (* (cbrt (- x y)) (cbrt (- x y)))
  (/ (cbrt (- x y)) (- 2.0 (+ x y)))
  (/ (sqrt (- x y)) (* (cbrt (- 2.0 (+ x y))) (cbrt (- 2.0 (+ x y)))))
  (/ (sqrt (- x y)) (cbrt (- 2.0 (+ x y))))
  (/ (sqrt (- x y)) (sqrt (- 2.0 (+ x y))))
  (/ (sqrt (- x y)) (sqrt (- 2.0 (+ x y))))
  (sqrt (- x y))
  (/ (sqrt (- x y)) (- 2.0 (+ x y)))
  (/ (sqrt (- x y)) (+ (sqrt 2.0) (sqrt (+ x y))))
  (/ (sqrt (- x y)) (- (sqrt 2.0) (sqrt (+ x y))))
  (sqrt (- x y))
  (/ (sqrt (- x y)) (- 2.0 (+ x y)))
  (sqrt (- x y))
  (/ (sqrt (- x y)) (- 2.0 (+ x y)))
  (/ 1 (* (cbrt (- 2.0 (+ x y))) (cbrt (- 2.0 (+ x y)))))
  (/ (- x y) (cbrt (- 2.0 (+ x y))))
  (/ 1 (sqrt (- 2.0 (+ x y))))
  (/ (- x y) (sqrt (- 2.0 (+ x y))))
  1
  (/ (- x y) (- 2.0 (+ x y)))
  (/ 1 (+ (sqrt 2.0) (sqrt (+ x y))))
  (/ (- x y) (- (sqrt 2.0) (sqrt (+ x y))))
  1
  (/ (- x y) (- 2.0 (+ x y)))
  1
  (/ (- x y) (- 2.0 (+ x y)))
  (/ (+ (sqrt x) (sqrt y)) (* (cbrt (- 2.0 (+ x y))) (cbrt (- 2.0 (+ x y)))))
  (/ (- (sqrt x) (sqrt y)) (cbrt (- 2.0 (+ x y))))
  (/ (+ (sqrt x) (sqrt y)) (sqrt (- 2.0 (+ x y))))
  (/ (- (sqrt x) (sqrt y)) (sqrt (- 2.0 (+ x y))))
  (+ (sqrt y) (sqrt x))
  (/ (- (sqrt x) (sqrt y)) (- 2.0 (+ x y)))
  (/ (+ (sqrt x) (sqrt y)) (+ (sqrt 2.0) (sqrt (+ x y))))
  (/ (- (sqrt x) (sqrt y)) (- (sqrt 2.0) (sqrt (+ x y))))
  (+ (sqrt y) (sqrt x))
  (/ (- (sqrt x) (sqrt y)) (- 2.0 (+ x y)))
  (+ (sqrt y) (sqrt x))
  (/ (- (sqrt x) (sqrt y)) (- 2.0 (+ x y)))
  (/ 1 (* (cbrt (- 2.0 (+ x y))) (cbrt (- 2.0 (+ x y)))))
  (/ (- x y) (cbrt (- 2.0 (+ x y))))
  (/ 1 (sqrt (- 2.0 (+ x y))))
  (/ (- x y) (sqrt (- 2.0 (+ x y))))
  1
  (/ (- x y) (- 2.0 (+ x y)))
  (/ 1 (+ (sqrt 2.0) (sqrt (+ x y))))
  (/ (- x y) (- (sqrt 2.0) (sqrt (+ x y))))
  1
  (/ (- x y) (- 2.0 (+ x y)))
  1
  (/ (- x y) (- 2.0 (+ x y)))
  (/ 1 (- 2.0 (+ x y)))
  (/ (- 2.0 (+ x y)) (- x y))
  (/ (- x y) (* (cbrt (- 2.0 (+ x y))) (cbrt (- 2.0 (+ x y)))))
  (/ (- x y) (sqrt (- 2.0 (+ x y))))
  (- x y)
  (/ (- x y) (+ (sqrt 2.0) (sqrt (+ x y))))
  (- x y)
  (- x y)
  (/ (- 2.0 (+ x y)) (cbrt (- x y)))
  (/ (- 2.0 (+ x y)) (sqrt (- x y)))
  (/ (- 2.0 (+ x y)) (- x y))
  (/ (- 2.0 (+ x y)) (- (sqrt x) (sqrt y)))
  (/ (- 2.0 (+ x y)) (- x y))
  (/ (- x y) (- (pow 2.0 3) (pow (+ x y) 3)))
  (/ (- x y) (- (* 2.0 2.0) (* (+ x y) (+ x y))))
  (* (- 2.0 (+ x y)) (+ (* x x) (* y (+ x y))))
  (* (- 2.0 (+ x y)) (+ x y))
  (+ (* 0.25 (pow x 2)) (* 0.5 (- x y)))
  (- (- -1 (/ 2.0 x)) (/ 4.0 (* x x)))
  (- (- -1 (/ 2.0 x)) (/ 4.0 (* x x)))
1.519 * * * [progress]: adding candidates to table
1.612 * * [progress]: iteration 2 / 4
1.612 * * * [progress]: picking best candidate
1.618 * * * * [pick]: Picked  #<alt (λ (x y) (* 1 (/ (- x y) (- 2.0 (+ x y)))))>
1.619 * * * [progress]: localizing error
1.625 * * * [progress]: generating rewritten candidates
1.625 * * * * [progress]: [ 1 / 1 ] rewriting at (2 2)
1.647 * * * [progress]: generating series expansions
1.647 * * * * [progress]: [ 1 / 1 ] generating series at (2 2)
1.648 * [approximate]: Taking taylor expansion of (/ (- x y) (- 2.0 (+ x y))) in (x y) around 0
1.648 * [taylor]: Taking taylor expansion of (/ (- x y) (- 2.0 (+ x y))) in y
1.648 * [taylor]: Taking taylor expansion of (- x y) in y
1.648 * [taylor]: Taking taylor expansion of x in y
1.648 * [taylor]: Taking taylor expansion of y in y
1.648 * [taylor]: Taking taylor expansion of (- 2.0 (+ x y)) in y
1.648 * [taylor]: Taking taylor expansion of 2.0 in y
1.648 * [taylor]: Taking taylor expansion of (+ x y) in y
1.648 * [taylor]: Taking taylor expansion of x in y
1.648 * [taylor]: Taking taylor expansion of y in y
1.648 * [taylor]: Taking taylor expansion of (/ (- x y) (- 2.0 (+ x y))) in x
1.648 * [taylor]: Taking taylor expansion of (- x y) in x
1.648 * [taylor]: Taking taylor expansion of x in x
1.648 * [taylor]: Taking taylor expansion of y in x
1.648 * [taylor]: Taking taylor expansion of (- 2.0 (+ x y)) in x
1.648 * [taylor]: Taking taylor expansion of 2.0 in x
1.648 * [taylor]: Taking taylor expansion of (+ x y) in x
1.649 * [taylor]: Taking taylor expansion of x in x
1.649 * [taylor]: Taking taylor expansion of y in x
1.649 * [taylor]: Taking taylor expansion of (/ (- x y) (- 2.0 (+ x y))) in x
1.649 * [taylor]: Taking taylor expansion of (- x y) in x
1.649 * [taylor]: Taking taylor expansion of x in x
1.649 * [taylor]: Taking taylor expansion of y in x
1.649 * [taylor]: Taking taylor expansion of (- 2.0 (+ x y)) in x
1.649 * [taylor]: Taking taylor expansion of 2.0 in x
1.649 * [taylor]: Taking taylor expansion of (+ x y) in x
1.649 * [taylor]: Taking taylor expansion of x in x
1.649 * [taylor]: Taking taylor expansion of y in x
1.649 * [taylor]: Taking taylor expansion of (* -1 (/ y (- 2.0 y))) in y
1.649 * [taylor]: Taking taylor expansion of -1 in y
1.649 * [taylor]: Taking taylor expansion of (/ y (- 2.0 y)) in y
1.649 * [taylor]: Taking taylor expansion of y in y
1.649 * [taylor]: Taking taylor expansion of (- 2.0 y) in y
1.649 * [taylor]: Taking taylor expansion of 2.0 in y
1.649 * [taylor]: Taking taylor expansion of y in y
1.651 * [taylor]: Taking taylor expansion of (- (/ 1 (- 2.0 y)) (/ y (pow (- 2.0 y) 2))) in y
1.651 * [taylor]: Taking taylor expansion of (/ 1 (- 2.0 y)) in y
1.651 * [taylor]: Taking taylor expansion of (- 2.0 y) in y
1.651 * [taylor]: Taking taylor expansion of 2.0 in y
1.651 * [taylor]: Taking taylor expansion of y in y
1.652 * [taylor]: Taking taylor expansion of (/ y (pow (- 2.0 y) 2)) in y
1.652 * [taylor]: Taking taylor expansion of y in y
1.652 * [taylor]: Taking taylor expansion of (pow (- 2.0 y) 2) in y
1.652 * [taylor]: Taking taylor expansion of (- 2.0 y) in y
1.652 * [taylor]: Taking taylor expansion of 2.0 in y
1.652 * [taylor]: Taking taylor expansion of y in y
1.655 * [taylor]: Taking taylor expansion of (- (/ 1 (pow (- 2.0 y) 2)) (/ y (pow (- 2.0 y) 3))) in y
1.655 * [taylor]: Taking taylor expansion of (/ 1 (pow (- 2.0 y) 2)) in y
1.655 * [taylor]: Taking taylor expansion of (pow (- 2.0 y) 2) in y
1.655 * [taylor]: Taking taylor expansion of (- 2.0 y) in y
1.655 * [taylor]: Taking taylor expansion of 2.0 in y
1.655 * [taylor]: Taking taylor expansion of y in y
1.656 * [taylor]: Taking taylor expansion of (/ y (pow (- 2.0 y) 3)) in y
1.657 * [taylor]: Taking taylor expansion of y in y
1.657 * [taylor]: Taking taylor expansion of (pow (- 2.0 y) 3) in y
1.657 * [taylor]: Taking taylor expansion of (- 2.0 y) in y
1.657 * [taylor]: Taking taylor expansion of 2.0 in y
1.657 * [taylor]: Taking taylor expansion of y in y
1.658 * [approximate]: Taking taylor expansion of (/ (- (/ 1 x) (/ 1 y)) (- 2.0 (+ (/ 1 y) (/ 1 x)))) in (x y) around 0
1.659 * [taylor]: Taking taylor expansion of (/ (- (/ 1 x) (/ 1 y)) (- 2.0 (+ (/ 1 y) (/ 1 x)))) in y
1.659 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in y
1.659 * [taylor]: Taking taylor expansion of (/ 1 x) in y
1.659 * [taylor]: Taking taylor expansion of x in y
1.659 * [taylor]: Taking taylor expansion of (/ 1 y) in y
1.659 * [taylor]: Taking taylor expansion of y in y
1.659 * [taylor]: Taking taylor expansion of (- 2.0 (+ (/ 1 y) (/ 1 x))) in y
1.659 * [taylor]: Taking taylor expansion of 2.0 in y
1.659 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in y
1.659 * [taylor]: Taking taylor expansion of (/ 1 y) in y
1.659 * [taylor]: Taking taylor expansion of y in y
1.659 * [taylor]: Taking taylor expansion of (/ 1 x) in y
1.659 * [taylor]: Taking taylor expansion of x in y
1.661 * [taylor]: Taking taylor expansion of (/ (- (/ 1 x) (/ 1 y)) (- 2.0 (+ (/ 1 y) (/ 1 x)))) in x
1.661 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x
1.661 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.661 * [taylor]: Taking taylor expansion of x in x
1.661 * [taylor]: Taking taylor expansion of (/ 1 y) in x
1.661 * [taylor]: Taking taylor expansion of y in x
1.661 * [taylor]: Taking taylor expansion of (- 2.0 (+ (/ 1 y) (/ 1 x))) in x
1.661 * [taylor]: Taking taylor expansion of 2.0 in x
1.661 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
1.661 * [taylor]: Taking taylor expansion of (/ 1 y) in x
1.661 * [taylor]: Taking taylor expansion of y in x
1.661 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.661 * [taylor]: Taking taylor expansion of x in x
1.663 * [taylor]: Taking taylor expansion of (/ (- (/ 1 x) (/ 1 y)) (- 2.0 (+ (/ 1 y) (/ 1 x)))) in x
1.663 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x
1.663 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.663 * [taylor]: Taking taylor expansion of x in x
1.663 * [taylor]: Taking taylor expansion of (/ 1 y) in x
1.663 * [taylor]: Taking taylor expansion of y in x
1.663 * [taylor]: Taking taylor expansion of (- 2.0 (+ (/ 1 y) (/ 1 x))) in x
1.663 * [taylor]: Taking taylor expansion of 2.0 in x
1.663 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
1.663 * [taylor]: Taking taylor expansion of (/ 1 y) in x
1.663 * [taylor]: Taking taylor expansion of y in x
1.663 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.663 * [taylor]: Taking taylor expansion of x in x
1.665 * [taylor]: Taking taylor expansion of -1 in y
1.666 * [taylor]: Taking taylor expansion of (- (* 2 (/ 1 y)) 2.0) in y
1.666 * [taylor]: Taking taylor expansion of (* 2 (/ 1 y)) in y
1.666 * [taylor]: Taking taylor expansion of 2 in y
1.666 * [taylor]: Taking taylor expansion of (/ 1 y) in y
1.666 * [taylor]: Taking taylor expansion of y in y
1.666 * [taylor]: Taking taylor expansion of 2.0 in y
1.671 * [taylor]: Taking taylor expansion of (- (* 6.0 (/ 1 y)) (+ (* 2 (/ 1 (pow y 2))) 4.0)) in y
1.671 * [taylor]: Taking taylor expansion of (* 6.0 (/ 1 y)) in y
1.671 * [taylor]: Taking taylor expansion of 6.0 in y
1.671 * [taylor]: Taking taylor expansion of (/ 1 y) in y
1.671 * [taylor]: Taking taylor expansion of y in y
1.671 * [taylor]: Taking taylor expansion of (+ (* 2 (/ 1 (pow y 2))) 4.0) in y
1.671 * [taylor]: Taking taylor expansion of (* 2 (/ 1 (pow y 2))) in y
1.671 * [taylor]: Taking taylor expansion of 2 in y
1.671 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
1.671 * [taylor]: Taking taylor expansion of (pow y 2) in y
1.671 * [taylor]: Taking taylor expansion of y in y
1.672 * [taylor]: Taking taylor expansion of 4.0 in y
1.680 * [approximate]: Taking taylor expansion of (/ (- (/ 1 y) (/ 1 x)) (+ (/ 1 y) (+ (/ 1 x) 2.0))) in (x y) around 0
1.680 * [taylor]: Taking taylor expansion of (/ (- (/ 1 y) (/ 1 x)) (+ (/ 1 y) (+ (/ 1 x) 2.0))) in y
1.680 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in y
1.680 * [taylor]: Taking taylor expansion of (/ 1 y) in y
1.680 * [taylor]: Taking taylor expansion of y in y
1.680 * [taylor]: Taking taylor expansion of (/ 1 x) in y
1.680 * [taylor]: Taking taylor expansion of x in y
1.680 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (+ (/ 1 x) 2.0)) in y
1.680 * [taylor]: Taking taylor expansion of (/ 1 y) in y
1.680 * [taylor]: Taking taylor expansion of y in y
1.681 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 2.0) in y
1.681 * [taylor]: Taking taylor expansion of (/ 1 x) in y
1.681 * [taylor]: Taking taylor expansion of x in y
1.681 * [taylor]: Taking taylor expansion of 2.0 in y
1.681 * [taylor]: Taking taylor expansion of (/ (- (/ 1 y) (/ 1 x)) (+ (/ 1 y) (+ (/ 1 x) 2.0))) in x
1.682 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x
1.682 * [taylor]: Taking taylor expansion of (/ 1 y) in x
1.682 * [taylor]: Taking taylor expansion of y in x
1.682 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.682 * [taylor]: Taking taylor expansion of x in x
1.682 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (+ (/ 1 x) 2.0)) in x
1.682 * [taylor]: Taking taylor expansion of (/ 1 y) in x
1.682 * [taylor]: Taking taylor expansion of y in x
1.682 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 2.0) in x
1.682 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.682 * [taylor]: Taking taylor expansion of x in x
1.682 * [taylor]: Taking taylor expansion of 2.0 in x
1.684 * [taylor]: Taking taylor expansion of (/ (- (/ 1 y) (/ 1 x)) (+ (/ 1 y) (+ (/ 1 x) 2.0))) in x
1.684 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x
1.684 * [taylor]: Taking taylor expansion of (/ 1 y) in x
1.684 * [taylor]: Taking taylor expansion of y in x
1.684 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.684 * [taylor]: Taking taylor expansion of x in x
1.684 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (+ (/ 1 x) 2.0)) in x
1.684 * [taylor]: Taking taylor expansion of (/ 1 y) in x
1.684 * [taylor]: Taking taylor expansion of y in x
1.684 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 2.0) in x
1.684 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.684 * [taylor]: Taking taylor expansion of x in x
1.685 * [taylor]: Taking taylor expansion of 2.0 in x
1.686 * [taylor]: Taking taylor expansion of -1 in y
1.687 * [taylor]: Taking taylor expansion of (+ (* 2 (/ 1 y)) 2.0) in y
1.687 * [taylor]: Taking taylor expansion of (* 2 (/ 1 y)) in y
1.687 * [taylor]: Taking taylor expansion of 2 in y
1.687 * [taylor]: Taking taylor expansion of (/ 1 y) in y
1.687 * [taylor]: Taking taylor expansion of y in y
1.688 * [taylor]: Taking taylor expansion of 2.0 in y
1.691 * [taylor]: Taking taylor expansion of (- (+ (* 6.0 (/ 1 y)) (+ (* 2 (/ 1 (pow y 2))) 4.0))) in y
1.692 * [taylor]: Taking taylor expansion of (+ (* 6.0 (/ 1 y)) (+ (* 2 (/ 1 (pow y 2))) 4.0)) in y
1.692 * [taylor]: Taking taylor expansion of (* 6.0 (/ 1 y)) in y
1.692 * [taylor]: Taking taylor expansion of 6.0 in y
1.692 * [taylor]: Taking taylor expansion of (/ 1 y) in y
1.692 * [taylor]: Taking taylor expansion of y in y
1.692 * [taylor]: Taking taylor expansion of (+ (* 2 (/ 1 (pow y 2))) 4.0) in y
1.692 * [taylor]: Taking taylor expansion of (* 2 (/ 1 (pow y 2))) in y
1.692 * [taylor]: Taking taylor expansion of 2 in y
1.692 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
1.692 * [taylor]: Taking taylor expansion of (pow y 2) in y
1.692 * [taylor]: Taking taylor expansion of y in y
1.692 * [taylor]: Taking taylor expansion of 4.0 in y
1.697 * * * [progress]: simplifying candidates
1.698 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (- (log (- x y)) (log (- 2.0 (+ x y))))
  (log (/ (- x y) (- 2.0 (+ x y))))
  (exp (/ (- x y) (- 2.0 (+ x y))))
  (/ (* (* (- x y) (- x y)) (- x y)) (* (* (- 2.0 (+ x y)) (- 2.0 (+ x y))) (- 2.0 (+ x y))))
  (* (cbrt (/ (- x y) (- 2.0 (+ x y)))) (cbrt (/ (- x y) (- 2.0 (+ x y)))))
  (cbrt (/ (- x y) (- 2.0 (+ x y))))
  (* (* (/ (- x y) (- 2.0 (+ x y))) (/ (- x y) (- 2.0 (+ x y)))) (/ (- x y) (- 2.0 (+ x y))))
  (sqrt (/ (- x y) (- 2.0 (+ x y))))
  (sqrt (/ (- x y) (- 2.0 (+ x y))))
  (- (- x y))
  (- (- 2.0 (+ x y)))
  (/ x (- 2.0 (+ x y)))
  (/ y (- 2.0 (+ x y)))
  (/ (* (cbrt (- x y)) (cbrt (- x y))) (* (cbrt (- 2.0 (+ x y))) (cbrt (- 2.0 (+ x y)))))
  (/ (cbrt (- x y)) (cbrt (- 2.0 (+ x y))))
  (/ (* (cbrt (- x y)) (cbrt (- x y))) (sqrt (- 2.0 (+ x y))))
  (/ (cbrt (- x y)) (sqrt (- 2.0 (+ x y))))
  (/ (* (cbrt (- x y)) (cbrt (- x y))) 1)
  (/ (cbrt (- x y)) (- 2.0 (+ x y)))
  (/ (* (cbrt (- x y)) (cbrt (- x y))) (+ (sqrt 2.0) (sqrt (+ x y))))
  (/ (cbrt (- x y)) (- (sqrt 2.0) (sqrt (+ x y))))
  (/ (* (cbrt (- x y)) (cbrt (- x y))) 1)
  (/ (cbrt (- x y)) (- 2.0 (+ x y)))
  (/ (* (cbrt (- x y)) (cbrt (- x y))) 1)
  (/ (cbrt (- x y)) (- 2.0 (+ x y)))
  (/ (sqrt (- x y)) (* (cbrt (- 2.0 (+ x y))) (cbrt (- 2.0 (+ x y)))))
  (/ (sqrt (- x y)) (cbrt (- 2.0 (+ x y))))
  (/ (sqrt (- x y)) (sqrt (- 2.0 (+ x y))))
  (/ (sqrt (- x y)) (sqrt (- 2.0 (+ x y))))
  (/ (sqrt (- x y)) 1)
  (/ (sqrt (- x y)) (- 2.0 (+ x y)))
  (/ (sqrt (- x y)) (+ (sqrt 2.0) (sqrt (+ x y))))
  (/ (sqrt (- x y)) (- (sqrt 2.0) (sqrt (+ x y))))
  (/ (sqrt (- x y)) 1)
  (/ (sqrt (- x y)) (- 2.0 (+ x y)))
  (/ (sqrt (- x y)) 1)
  (/ (sqrt (- x y)) (- 2.0 (+ x y)))
  (/ 1 (* (cbrt (- 2.0 (+ x y))) (cbrt (- 2.0 (+ x y)))))
  (/ (- x y) (cbrt (- 2.0 (+ x y))))
  (/ 1 (sqrt (- 2.0 (+ x y))))
  (/ (- x y) (sqrt (- 2.0 (+ x y))))
  (/ 1 1)
  (/ (- x y) (- 2.0 (+ x y)))
  (/ 1 (+ (sqrt 2.0) (sqrt (+ x y))))
  (/ (- x y) (- (sqrt 2.0) (sqrt (+ x y))))
  (/ 1 1)
  (/ (- x y) (- 2.0 (+ x y)))
  (/ 1 1)
  (/ (- x y) (- 2.0 (+ x y)))
  (/ (+ (sqrt x) (sqrt y)) (* (cbrt (- 2.0 (+ x y))) (cbrt (- 2.0 (+ x y)))))
  (/ (- (sqrt x) (sqrt y)) (cbrt (- 2.0 (+ x y))))
  (/ (+ (sqrt x) (sqrt y)) (sqrt (- 2.0 (+ x y))))
  (/ (- (sqrt x) (sqrt y)) (sqrt (- 2.0 (+ x y))))
  (/ (+ (sqrt x) (sqrt y)) 1)
  (/ (- (sqrt x) (sqrt y)) (- 2.0 (+ x y)))
  (/ (+ (sqrt x) (sqrt y)) (+ (sqrt 2.0) (sqrt (+ x y))))
  (/ (- (sqrt x) (sqrt y)) (- (sqrt 2.0) (sqrt (+ x y))))
  (/ (+ (sqrt x) (sqrt y)) 1)
  (/ (- (sqrt x) (sqrt y)) (- 2.0 (+ x y)))
  (/ (+ (sqrt x) (sqrt y)) 1)
  (/ (- (sqrt x) (sqrt y)) (- 2.0 (+ x y)))
  (/ 1 (* (cbrt (- 2.0 (+ x y))) (cbrt (- 2.0 (+ x y)))))
  (/ (- x y) (cbrt (- 2.0 (+ x y))))
  (/ 1 (sqrt (- 2.0 (+ x y))))
  (/ (- x y) (sqrt (- 2.0 (+ x y))))
  (/ 1 1)
  (/ (- x y) (- 2.0 (+ x y)))
  (/ 1 (+ (sqrt 2.0) (sqrt (+ x y))))
  (/ (- x y) (- (sqrt 2.0) (sqrt (+ x y))))
  (/ 1 1)
  (/ (- x y) (- 2.0 (+ x y)))
  (/ 1 1)
  (/ (- x y) (- 2.0 (+ x y)))
  (/ 1 (- 2.0 (+ x y)))
  (/ (- 2.0 (+ x y)) (- x y))
  (/ (- x y) (* (cbrt (- 2.0 (+ x y))) (cbrt (- 2.0 (+ x y)))))
  (/ (- x y) (sqrt (- 2.0 (+ x y))))
  (/ (- x y) 1)
  (/ (- x y) (+ (sqrt 2.0) (sqrt (+ x y))))
  (/ (- x y) 1)
  (/ (- x y) 1)
  (/ (- 2.0 (+ x y)) (cbrt (- x y)))
  (/ (- 2.0 (+ x y)) (sqrt (- x y)))
  (/ (- 2.0 (+ x y)) (- x y))
  (/ (- 2.0 (+ x y)) (- (sqrt x) (sqrt y)))
  (/ (- 2.0 (+ x y)) (- x y))
  (/ (- x y) (- (pow 2.0 3) (pow (+ x y) 3)))
  (/ (- x y) (- (* 2.0 2.0) (* (+ x y) (+ x y))))
  (* (- 2.0 (+ x y)) (+ (* x x) (+ (* y y) (* x y))))
  (* (- 2.0 (+ x y)) (+ x y))
  (- (+ (* 0.25 (pow x 2)) (* 0.5 x)) (* 0.5 y))
  (- (+ (* 4.0 (/ 1 (pow x 2))) (+ (* 2.0 (/ 1 x)) 1)))
  (- (+ (* 4.0 (/ 1 (pow x 2))) (+ (* 2.0 (/ 1 x)) 1)))
1.701 * * [simplify]: iteration  0 :  112  enodes  (cost  990 )
1.719 * * [simplify]: iteration  1 :  275  enodes  (cost  951 )
1.784 * * [simplify]: iteration  2 :  740  enodes  (cost  905 )
2.092 * * [simplify]: iteration  3 :  3245  enodes  (cost  903 )
3.019 * * [simplify]: iteration  done :  5000  enodes  (cost  901 )
3.020 * [simplify]: Simplified to:
   (log (/ (- x y) (- 2.0 (+ x y))))
  (log (/ (- x y) (- 2.0 (+ x y))))
  (exp (/ (- x y) (- 2.0 (+ x y))))
  (pow (/ (- x y) (- 2.0 (+ x y))) 3)
  (* (cbrt (/ (- x y) (- 2.0 (+ x y)))) (cbrt (/ (- x y) (- 2.0 (+ x y)))))
  (cbrt (/ (- x y) (- 2.0 (+ x y))))
  (pow (/ (- x y) (- 2.0 (+ x y))) 3)
  (sqrt (/ (- x y) (- 2.0 (+ x y))))
  (sqrt (/ (- x y) (- 2.0 (+ x y))))
  (- y x)
  (- (+ y x) 2.0)
  (/ x (- 2.0 (+ x y)))
  (/ y (- 2.0 (+ x y)))
  (/ (* (cbrt (- x y)) (cbrt (- x y))) (* (cbrt (- 2.0 (+ x y))) (cbrt (- 2.0 (+ x y)))))
  (/ (cbrt (- x y)) (cbrt (- 2.0 (+ x y))))
  (/ (* (cbrt (- x y)) (cbrt (- x y))) (sqrt (- 2.0 (+ x y))))
  (/ (cbrt (- x y)) (sqrt (- 2.0 (+ x y))))
  (* (cbrt (- x y)) (cbrt (- x y)))
  (/ (cbrt (- x y)) (- 2.0 (+ x y)))
  (/ (* (cbrt (- x y)) (cbrt (- x y))) (+ (sqrt 2.0) (sqrt (+ x y))))
  (/ (cbrt (- x y)) (- (sqrt 2.0) (sqrt (+ x y))))
  (* (cbrt (- x y)) (cbrt (- x y)))
  (/ (cbrt (- x y)) (- 2.0 (+ x y)))
  (* (cbrt (- x y)) (cbrt (- x y)))
  (/ (cbrt (- x y)) (- 2.0 (+ x y)))
  (/ (sqrt (- x y)) (* (cbrt (- 2.0 (+ x y))) (cbrt (- 2.0 (+ x y)))))
  (/ (sqrt (- x y)) (cbrt (- 2.0 (+ x y))))
  (/ (sqrt (- x y)) (sqrt (- 2.0 (+ x y))))
  (/ (sqrt (- x y)) (sqrt (- 2.0 (+ x y))))
  (sqrt (- x y))
  (/ (sqrt (- x y)) (- 2.0 (+ x y)))
  (/ (sqrt (- x y)) (+ (sqrt 2.0) (sqrt (+ x y))))
  (/ (sqrt (- x y)) (- (sqrt 2.0) (sqrt (+ x y))))
  (sqrt (- x y))
  (/ (sqrt (- x y)) (- 2.0 (+ x y)))
  (sqrt (- x y))
  (/ (sqrt (- x y)) (- 2.0 (+ x y)))
  (/ 1 (* (cbrt (- 2.0 (+ x y))) (cbrt (- 2.0 (+ x y)))))
  (/ (- x y) (cbrt (- 2.0 (+ x y))))
  (/ 1 (sqrt (- 2.0 (+ x y))))
  (/ (- x y) (sqrt (- 2.0 (+ x y))))
  1
  (/ (- x y) (- 2.0 (+ x y)))
  (/ 1 (+ (sqrt 2.0) (sqrt (+ x y))))
  (/ (- x y) (- (sqrt 2.0) (sqrt (+ x y))))
  1
  (/ (- x y) (- 2.0 (+ x y)))
  1
  (/ (- x y) (- 2.0 (+ x y)))
  (/ (+ (sqrt x) (sqrt y)) (* (cbrt (- 2.0 (+ x y))) (cbrt (- 2.0 (+ x y)))))
  (/ (- (sqrt x) (sqrt y)) (cbrt (- 2.0 (+ x y))))
  (/ (+ (sqrt x) (sqrt y)) (sqrt (- 2.0 (+ x y))))
  (/ (- (sqrt x) (sqrt y)) (sqrt (- 2.0 (+ x y))))
  (+ (sqrt y) (sqrt x))
  (/ (- (sqrt x) (sqrt y)) (- 2.0 (+ x y)))
  (/ (+ (sqrt x) (sqrt y)) (+ (sqrt 2.0) (sqrt (+ x y))))
  (/ (- (sqrt x) (sqrt y)) (- (sqrt 2.0) (sqrt (+ x y))))
  (+ (sqrt y) (sqrt x))
  (/ (- (sqrt x) (sqrt y)) (- 2.0 (+ x y)))
  (+ (sqrt y) (sqrt x))
  (/ (- (sqrt x) (sqrt y)) (- 2.0 (+ x y)))
  (/ 1 (* (cbrt (- 2.0 (+ x y))) (cbrt (- 2.0 (+ x y)))))
  (/ (- x y) (cbrt (- 2.0 (+ x y))))
  (/ 1 (sqrt (- 2.0 (+ x y))))
  (/ (- x y) (sqrt (- 2.0 (+ x y))))
  1
  (/ (- x y) (- 2.0 (+ x y)))
  (/ 1 (+ (sqrt 2.0) (sqrt (+ x y))))
  (/ (- x y) (- (sqrt 2.0) (sqrt (+ x y))))
  1
  (/ (- x y) (- 2.0 (+ x y)))
  1
  (/ (- x y) (- 2.0 (+ x y)))
  (/ 1 (- 2.0 (+ x y)))
  (/ (- 2.0 (+ x y)) (- x y))
  (/ (- x y) (* (cbrt (- 2.0 (+ x y))) (cbrt (- 2.0 (+ x y)))))
  (/ (- x y) (sqrt (- 2.0 (+ x y))))
  (- x y)
  (/ (- x y) (+ (sqrt 2.0) (sqrt (+ x y))))
  (- x y)
  (- x y)
  (/ (- 2.0 (+ x y)) (cbrt (- x y)))
  (/ (- 2.0 (+ x y)) (sqrt (- x y)))
  (/ (- 2.0 (+ x y)) (- x y))
  (/ (- 2.0 (+ x y)) (- (sqrt x) (sqrt y)))
  (/ (- 2.0 (+ x y)) (- x y))
  (/ (- x y) (- (pow 2.0 3) (pow (+ x y) 3)))
  (/ (- x y) (- (* 2.0 2.0) (* (+ x y) (+ x y))))
  (* (- 2.0 (+ x y)) (+ (* x x) (* y (+ x y))))
  (* (- 2.0 (+ x y)) (+ x y))
  (+ (* 0.25 (pow x 2)) (* 0.5 (- x y)))
  (- (- -1 (/ 2.0 x)) (/ 4.0 (* x x)))
  (- (- -1 (/ 2.0 x)) (/ 4.0 (* x x)))
3.021 * * * [progress]: adding candidates to table
3.120 * * [progress]: iteration 3 / 4
3.120 * * * [progress]: picking best candidate
3.125 * * * * [pick]: Picked  #<alt (λ (x y) (* 1 (- (/ x (- 2.0 (+ x y))) (/ y (- 2.0 (+ x y))))))>
3.125 * * * [progress]: localizing error
3.132 * * * [progress]: generating rewritten candidates
3.132 * * * * [progress]: [ 1 / 3 ] rewriting at (2 2 1)
3.146 * * * * [progress]: [ 2 / 3 ] rewriting at (2 2)
3.262 * * * * [progress]: [ 3 / 3 ] rewriting at (2 2 2)
3.282 * * * [progress]: generating series expansions
3.282 * * * * [progress]: [ 1 / 3 ] generating series at (2 2 1)
3.282 * [approximate]: Taking taylor expansion of (/ x (- 2.0 (+ x y))) in (x y) around 0
3.282 * [taylor]: Taking taylor expansion of (/ x (- 2.0 (+ x y))) in y
3.282 * [taylor]: Taking taylor expansion of x in y
3.282 * [taylor]: Taking taylor expansion of (- 2.0 (+ x y)) in y
3.282 * [taylor]: Taking taylor expansion of 2.0 in y
3.282 * [taylor]: Taking taylor expansion of (+ x y) in y
3.282 * [taylor]: Taking taylor expansion of x in y
3.282 * [taylor]: Taking taylor expansion of y in y
3.282 * [taylor]: Taking taylor expansion of (/ x (- 2.0 (+ x y))) in x
3.282 * [taylor]: Taking taylor expansion of x in x
3.282 * [taylor]: Taking taylor expansion of (- 2.0 (+ x y)) in x
3.282 * [taylor]: Taking taylor expansion of 2.0 in x
3.282 * [taylor]: Taking taylor expansion of (+ x y) in x
3.282 * [taylor]: Taking taylor expansion of x in x
3.282 * [taylor]: Taking taylor expansion of y in x
3.282 * [taylor]: Taking taylor expansion of (/ x (- 2.0 (+ x y))) in x
3.282 * [taylor]: Taking taylor expansion of x in x
3.282 * [taylor]: Taking taylor expansion of (- 2.0 (+ x y)) in x
3.282 * [taylor]: Taking taylor expansion of 2.0 in x
3.282 * [taylor]: Taking taylor expansion of (+ x y) in x
3.282 * [taylor]: Taking taylor expansion of x in x
3.283 * [taylor]: Taking taylor expansion of y in x
3.283 * [taylor]: Taking taylor expansion of (/ 1 (- 2.0 y)) in y
3.283 * [taylor]: Taking taylor expansion of (- 2.0 y) in y
3.283 * [taylor]: Taking taylor expansion of 2.0 in y
3.283 * [taylor]: Taking taylor expansion of y in y
3.285 * [taylor]: Taking taylor expansion of (/ 1 (pow (- 2.0 y) 2)) in y
3.285 * [taylor]: Taking taylor expansion of (pow (- 2.0 y) 2) in y
3.285 * [taylor]: Taking taylor expansion of (- 2.0 y) in y
3.285 * [taylor]: Taking taylor expansion of 2.0 in y
3.285 * [taylor]: Taking taylor expansion of y in y
3.288 * [approximate]: Taking taylor expansion of (/ 1 (* x (- 2.0 (+ (/ 1 y) (/ 1 x))))) in (x y) around 0
3.288 * [taylor]: Taking taylor expansion of (/ 1 (* x (- 2.0 (+ (/ 1 y) (/ 1 x))))) in y
3.288 * [taylor]: Taking taylor expansion of (* x (- 2.0 (+ (/ 1 y) (/ 1 x)))) in y
3.291 * [taylor]: Taking taylor expansion of x in y
3.291 * [taylor]: Taking taylor expansion of (- 2.0 (+ (/ 1 y) (/ 1 x))) in y
3.291 * [taylor]: Taking taylor expansion of 2.0 in y
3.291 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in y
3.291 * [taylor]: Taking taylor expansion of (/ 1 y) in y
3.291 * [taylor]: Taking taylor expansion of y in y
3.292 * [taylor]: Taking taylor expansion of (/ 1 x) in y
3.292 * [taylor]: Taking taylor expansion of x in y
3.293 * [taylor]: Taking taylor expansion of (/ 1 (* x (- 2.0 (+ (/ 1 y) (/ 1 x))))) in x
3.293 * [taylor]: Taking taylor expansion of (* x (- 2.0 (+ (/ 1 y) (/ 1 x)))) in x
3.293 * [taylor]: Taking taylor expansion of x in x
3.293 * [taylor]: Taking taylor expansion of (- 2.0 (+ (/ 1 y) (/ 1 x))) in x
3.293 * [taylor]: Taking taylor expansion of 2.0 in x
3.293 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
3.293 * [taylor]: Taking taylor expansion of (/ 1 y) in x
3.293 * [taylor]: Taking taylor expansion of y in x
3.293 * [taylor]: Taking taylor expansion of (/ 1 x) in x
3.293 * [taylor]: Taking taylor expansion of x in x
3.295 * [taylor]: Taking taylor expansion of (/ 1 (* x (- 2.0 (+ (/ 1 y) (/ 1 x))))) in x
3.295 * [taylor]: Taking taylor expansion of (* x (- 2.0 (+ (/ 1 y) (/ 1 x)))) in x
3.295 * [taylor]: Taking taylor expansion of x in x
3.295 * [taylor]: Taking taylor expansion of (- 2.0 (+ (/ 1 y) (/ 1 x))) in x
3.295 * [taylor]: Taking taylor expansion of 2.0 in x
3.295 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
3.295 * [taylor]: Taking taylor expansion of (/ 1 y) in x
3.295 * [taylor]: Taking taylor expansion of y in x
3.295 * [taylor]: Taking taylor expansion of (/ 1 x) in x
3.295 * [taylor]: Taking taylor expansion of x in x
3.298 * [taylor]: Taking taylor expansion of -1 in y
3.300 * [taylor]: Taking taylor expansion of (- (/ 1 y) 2.0) in y
3.300 * [taylor]: Taking taylor expansion of (/ 1 y) in y
3.300 * [taylor]: Taking taylor expansion of y in y
3.300 * [taylor]: Taking taylor expansion of 2.0 in y
3.304 * [taylor]: Taking taylor expansion of (- (* 4.0 (/ 1 y)) (+ (/ 1 (pow y 2)) 4.0)) in y
3.305 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 y)) in y
3.305 * [taylor]: Taking taylor expansion of 4.0 in y
3.305 * [taylor]: Taking taylor expansion of (/ 1 y) in y
3.305 * [taylor]: Taking taylor expansion of y in y
3.305 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow y 2)) 4.0) in y
3.305 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
3.305 * [taylor]: Taking taylor expansion of (pow y 2) in y
3.305 * [taylor]: Taking taylor expansion of y in y
3.305 * [taylor]: Taking taylor expansion of 4.0 in y
3.311 * [approximate]: Taking taylor expansion of (/ -1 (* (+ (/ 1 y) (+ (/ 1 x) 2.0)) x)) in (x y) around 0
3.311 * [taylor]: Taking taylor expansion of (/ -1 (* (+ (/ 1 y) (+ (/ 1 x) 2.0)) x)) in y
3.311 * [taylor]: Taking taylor expansion of -1 in y
3.311 * [taylor]: Taking taylor expansion of (* (+ (/ 1 y) (+ (/ 1 x) 2.0)) x) in y
3.311 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (+ (/ 1 x) 2.0)) in y
3.311 * [taylor]: Taking taylor expansion of (/ 1 y) in y
3.311 * [taylor]: Taking taylor expansion of y in y
3.312 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 2.0) in y
3.312 * [taylor]: Taking taylor expansion of (/ 1 x) in y
3.312 * [taylor]: Taking taylor expansion of x in y
3.312 * [taylor]: Taking taylor expansion of 2.0 in y
3.312 * [taylor]: Taking taylor expansion of x in y
3.312 * [taylor]: Taking taylor expansion of (/ -1 (* (+ (/ 1 y) (+ (/ 1 x) 2.0)) x)) in x
3.312 * [taylor]: Taking taylor expansion of -1 in x
3.312 * [taylor]: Taking taylor expansion of (* (+ (/ 1 y) (+ (/ 1 x) 2.0)) x) in x
3.312 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (+ (/ 1 x) 2.0)) in x
3.312 * [taylor]: Taking taylor expansion of (/ 1 y) in x
3.312 * [taylor]: Taking taylor expansion of y in x
3.312 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 2.0) in x
3.312 * [taylor]: Taking taylor expansion of (/ 1 x) in x
3.312 * [taylor]: Taking taylor expansion of x in x
3.313 * [taylor]: Taking taylor expansion of 2.0 in x
3.313 * [taylor]: Taking taylor expansion of x in x
3.315 * [taylor]: Taking taylor expansion of (/ -1 (* (+ (/ 1 y) (+ (/ 1 x) 2.0)) x)) in x
3.315 * [taylor]: Taking taylor expansion of -1 in x
3.315 * [taylor]: Taking taylor expansion of (* (+ (/ 1 y) (+ (/ 1 x) 2.0)) x) in x
3.315 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (+ (/ 1 x) 2.0)) in x
3.315 * [taylor]: Taking taylor expansion of (/ 1 y) in x
3.315 * [taylor]: Taking taylor expansion of y in x
3.315 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 2.0) in x
3.315 * [taylor]: Taking taylor expansion of (/ 1 x) in x
3.315 * [taylor]: Taking taylor expansion of x in x
3.315 * [taylor]: Taking taylor expansion of 2.0 in x
3.315 * [taylor]: Taking taylor expansion of x in x
3.317 * [taylor]: Taking taylor expansion of -1 in y
3.319 * [taylor]: Taking taylor expansion of (+ (/ 1 y) 2.0) in y
3.319 * [taylor]: Taking taylor expansion of (/ 1 y) in y
3.319 * [taylor]: Taking taylor expansion of y in y
3.319 * [taylor]: Taking taylor expansion of 2.0 in y
3.323 * [taylor]: Taking taylor expansion of (- (+ (* 4.0 (/ 1 y)) (+ (/ 1 (pow y 2)) 4.0))) in y
3.323 * [taylor]: Taking taylor expansion of (+ (* 4.0 (/ 1 y)) (+ (/ 1 (pow y 2)) 4.0)) in y
3.323 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 y)) in y
3.323 * [taylor]: Taking taylor expansion of 4.0 in y
3.323 * [taylor]: Taking taylor expansion of (/ 1 y) in y
3.323 * [taylor]: Taking taylor expansion of y in y
3.323 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow y 2)) 4.0) in y
3.323 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
3.323 * [taylor]: Taking taylor expansion of (pow y 2) in y
3.323 * [taylor]: Taking taylor expansion of y in y
3.324 * [taylor]: Taking taylor expansion of 4.0 in y
3.329 * * * * [progress]: [ 2 / 3 ] generating series at (2 2)
3.329 * [approximate]: Taking taylor expansion of (- (/ x (- 2.0 (+ x y))) (/ y (- 2.0 (+ x y)))) in (x y) around 0
3.329 * [taylor]: Taking taylor expansion of (- (/ x (- 2.0 (+ x y))) (/ y (- 2.0 (+ x y)))) in y
3.329 * [taylor]: Taking taylor expansion of (/ x (- 2.0 (+ x y))) in y
3.329 * [taylor]: Taking taylor expansion of x in y
3.329 * [taylor]: Taking taylor expansion of (- 2.0 (+ x y)) in y
3.329 * [taylor]: Taking taylor expansion of 2.0 in y
3.329 * [taylor]: Taking taylor expansion of (+ x y) in y
3.329 * [taylor]: Taking taylor expansion of x in y
3.329 * [taylor]: Taking taylor expansion of y in y
3.330 * [taylor]: Taking taylor expansion of (/ y (- 2.0 (+ x y))) in y
3.330 * [taylor]: Taking taylor expansion of y in y
3.330 * [taylor]: Taking taylor expansion of (- 2.0 (+ x y)) in y
3.330 * [taylor]: Taking taylor expansion of 2.0 in y
3.330 * [taylor]: Taking taylor expansion of (+ x y) in y
3.330 * [taylor]: Taking taylor expansion of x in y
3.330 * [taylor]: Taking taylor expansion of y in y
3.330 * [taylor]: Taking taylor expansion of (- (/ x (- 2.0 (+ x y))) (/ y (- 2.0 (+ x y)))) in x
3.330 * [taylor]: Taking taylor expansion of (/ x (- 2.0 (+ x y))) in x
3.330 * [taylor]: Taking taylor expansion of x in x
3.330 * [taylor]: Taking taylor expansion of (- 2.0 (+ x y)) in x
3.330 * [taylor]: Taking taylor expansion of 2.0 in x
3.330 * [taylor]: Taking taylor expansion of (+ x y) in x
3.330 * [taylor]: Taking taylor expansion of x in x
3.330 * [taylor]: Taking taylor expansion of y in x
3.330 * [taylor]: Taking taylor expansion of (/ y (- 2.0 (+ x y))) in x
3.330 * [taylor]: Taking taylor expansion of y in x
3.330 * [taylor]: Taking taylor expansion of (- 2.0 (+ x y)) in x
3.330 * [taylor]: Taking taylor expansion of 2.0 in x
3.330 * [taylor]: Taking taylor expansion of (+ x y) in x
3.330 * [taylor]: Taking taylor expansion of x in x
3.330 * [taylor]: Taking taylor expansion of y in x
3.330 * [taylor]: Taking taylor expansion of (- (/ x (- 2.0 (+ x y))) (/ y (- 2.0 (+ x y)))) in x
3.330 * [taylor]: Taking taylor expansion of (/ x (- 2.0 (+ x y))) in x
3.330 * [taylor]: Taking taylor expansion of x in x
3.330 * [taylor]: Taking taylor expansion of (- 2.0 (+ x y)) in x
3.330 * [taylor]: Taking taylor expansion of 2.0 in x
3.330 * [taylor]: Taking taylor expansion of (+ x y) in x
3.330 * [taylor]: Taking taylor expansion of x in x
3.330 * [taylor]: Taking taylor expansion of y in x
3.330 * [taylor]: Taking taylor expansion of (/ y (- 2.0 (+ x y))) in x
3.330 * [taylor]: Taking taylor expansion of y in x
3.330 * [taylor]: Taking taylor expansion of (- 2.0 (+ x y)) in x
3.330 * [taylor]: Taking taylor expansion of 2.0 in x
3.330 * [taylor]: Taking taylor expansion of (+ x y) in x
3.330 * [taylor]: Taking taylor expansion of x in x
3.330 * [taylor]: Taking taylor expansion of y in x
3.331 * [taylor]: Taking taylor expansion of (- (/ y (- 2.0 y))) in y
3.331 * [taylor]: Taking taylor expansion of (/ y (- 2.0 y)) in y
3.331 * [taylor]: Taking taylor expansion of y in y
3.331 * [taylor]: Taking taylor expansion of (- 2.0 y) in y
3.331 * [taylor]: Taking taylor expansion of 2.0 in y
3.331 * [taylor]: Taking taylor expansion of y in y
3.333 * [taylor]: Taking taylor expansion of (- (/ 1 (- 2.0 y)) (/ y (pow (- 2.0 y) 2))) in y
3.333 * [taylor]: Taking taylor expansion of (/ 1 (- 2.0 y)) in y
3.333 * [taylor]: Taking taylor expansion of (- 2.0 y) in y
3.333 * [taylor]: Taking taylor expansion of 2.0 in y
3.333 * [taylor]: Taking taylor expansion of y in y
3.333 * [taylor]: Taking taylor expansion of (/ y (pow (- 2.0 y) 2)) in y
3.334 * [taylor]: Taking taylor expansion of y in y
3.334 * [taylor]: Taking taylor expansion of (pow (- 2.0 y) 2) in y
3.334 * [taylor]: Taking taylor expansion of (- 2.0 y) in y
3.334 * [taylor]: Taking taylor expansion of 2.0 in y
3.334 * [taylor]: Taking taylor expansion of y in y
3.337 * [taylor]: Taking taylor expansion of (- (/ 1 (pow (- 2.0 y) 2)) (/ y (pow (- 2.0 y) 3))) in y
3.337 * [taylor]: Taking taylor expansion of (/ 1 (pow (- 2.0 y) 2)) in y
3.337 * [taylor]: Taking taylor expansion of (pow (- 2.0 y) 2) in y
3.337 * [taylor]: Taking taylor expansion of (- 2.0 y) in y
3.337 * [taylor]: Taking taylor expansion of 2.0 in y
3.338 * [taylor]: Taking taylor expansion of y in y
3.338 * [taylor]: Taking taylor expansion of (/ y (pow (- 2.0 y) 3)) in y
3.339 * [taylor]: Taking taylor expansion of y in y
3.339 * [taylor]: Taking taylor expansion of (pow (- 2.0 y) 3) in y
3.339 * [taylor]: Taking taylor expansion of (- 2.0 y) in y
3.339 * [taylor]: Taking taylor expansion of 2.0 in y
3.339 * [taylor]: Taking taylor expansion of y in y
3.341 * [approximate]: Taking taylor expansion of (- (/ 1 (* x (- 2.0 (+ (/ 1 y) (/ 1 x))))) (/ 1 (* y (- 2.0 (+ (/ 1 y) (/ 1 x)))))) in (x y) around 0
3.341 * [taylor]: Taking taylor expansion of (- (/ 1 (* x (- 2.0 (+ (/ 1 y) (/ 1 x))))) (/ 1 (* y (- 2.0 (+ (/ 1 y) (/ 1 x)))))) in y
3.341 * [taylor]: Taking taylor expansion of (/ 1 (* x (- 2.0 (+ (/ 1 y) (/ 1 x))))) in y
3.341 * [taylor]: Taking taylor expansion of (* x (- 2.0 (+ (/ 1 y) (/ 1 x)))) in y
3.341 * [taylor]: Taking taylor expansion of x in y
3.341 * [taylor]: Taking taylor expansion of (- 2.0 (+ (/ 1 y) (/ 1 x))) in y
3.341 * [taylor]: Taking taylor expansion of 2.0 in y
3.341 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in y
3.341 * [taylor]: Taking taylor expansion of (/ 1 y) in y
3.341 * [taylor]: Taking taylor expansion of y in y
3.341 * [taylor]: Taking taylor expansion of (/ 1 x) in y
3.341 * [taylor]: Taking taylor expansion of x in y
3.342 * [taylor]: Taking taylor expansion of (/ 1 (* y (- 2.0 (+ (/ 1 y) (/ 1 x))))) in y
3.342 * [taylor]: Taking taylor expansion of (* y (- 2.0 (+ (/ 1 y) (/ 1 x)))) in y
3.342 * [taylor]: Taking taylor expansion of y in y
3.342 * [taylor]: Taking taylor expansion of (- 2.0 (+ (/ 1 y) (/ 1 x))) in y
3.342 * [taylor]: Taking taylor expansion of 2.0 in y
3.342 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in y
3.342 * [taylor]: Taking taylor expansion of (/ 1 y) in y
3.342 * [taylor]: Taking taylor expansion of y in y
3.342 * [taylor]: Taking taylor expansion of (/ 1 x) in y
3.342 * [taylor]: Taking taylor expansion of x in y
3.344 * [taylor]: Taking taylor expansion of (- (/ 1 (* x (- 2.0 (+ (/ 1 y) (/ 1 x))))) (/ 1 (* y (- 2.0 (+ (/ 1 y) (/ 1 x)))))) in x
3.344 * [taylor]: Taking taylor expansion of (/ 1 (* x (- 2.0 (+ (/ 1 y) (/ 1 x))))) in x
3.344 * [taylor]: Taking taylor expansion of (* x (- 2.0 (+ (/ 1 y) (/ 1 x)))) in x
3.344 * [taylor]: Taking taylor expansion of x in x
3.344 * [taylor]: Taking taylor expansion of (- 2.0 (+ (/ 1 y) (/ 1 x))) in x
3.344 * [taylor]: Taking taylor expansion of 2.0 in x
3.344 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
3.345 * [taylor]: Taking taylor expansion of (/ 1 y) in x
3.345 * [taylor]: Taking taylor expansion of y in x
3.345 * [taylor]: Taking taylor expansion of (/ 1 x) in x
3.345 * [taylor]: Taking taylor expansion of x in x
3.347 * [taylor]: Taking taylor expansion of (/ 1 (* y (- 2.0 (+ (/ 1 y) (/ 1 x))))) in x
3.347 * [taylor]: Taking taylor expansion of (* y (- 2.0 (+ (/ 1 y) (/ 1 x)))) in x
3.347 * [taylor]: Taking taylor expansion of y in x
3.347 * [taylor]: Taking taylor expansion of (- 2.0 (+ (/ 1 y) (/ 1 x))) in x
3.347 * [taylor]: Taking taylor expansion of 2.0 in x
3.347 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
3.347 * [taylor]: Taking taylor expansion of (/ 1 y) in x
3.347 * [taylor]: Taking taylor expansion of y in x
3.347 * [taylor]: Taking taylor expansion of (/ 1 x) in x
3.347 * [taylor]: Taking taylor expansion of x in x
3.348 * [taylor]: Taking taylor expansion of (- (/ 1 (* x (- 2.0 (+ (/ 1 y) (/ 1 x))))) (/ 1 (* y (- 2.0 (+ (/ 1 y) (/ 1 x)))))) in x
3.348 * [taylor]: Taking taylor expansion of (/ 1 (* x (- 2.0 (+ (/ 1 y) (/ 1 x))))) in x
3.348 * [taylor]: Taking taylor expansion of (* x (- 2.0 (+ (/ 1 y) (/ 1 x)))) in x
3.348 * [taylor]: Taking taylor expansion of x in x
3.348 * [taylor]: Taking taylor expansion of (- 2.0 (+ (/ 1 y) (/ 1 x))) in x
3.348 * [taylor]: Taking taylor expansion of 2.0 in x
3.348 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
3.348 * [taylor]: Taking taylor expansion of (/ 1 y) in x
3.348 * [taylor]: Taking taylor expansion of y in x
3.348 * [taylor]: Taking taylor expansion of (/ 1 x) in x
3.348 * [taylor]: Taking taylor expansion of x in x
3.351 * [taylor]: Taking taylor expansion of (/ 1 (* y (- 2.0 (+ (/ 1 y) (/ 1 x))))) in x
3.351 * [taylor]: Taking taylor expansion of (* y (- 2.0 (+ (/ 1 y) (/ 1 x)))) in x
3.351 * [taylor]: Taking taylor expansion of y in x
3.351 * [taylor]: Taking taylor expansion of (- 2.0 (+ (/ 1 y) (/ 1 x))) in x
3.351 * [taylor]: Taking taylor expansion of 2.0 in x
3.351 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
3.351 * [taylor]: Taking taylor expansion of (/ 1 y) in x
3.351 * [taylor]: Taking taylor expansion of y in x
3.351 * [taylor]: Taking taylor expansion of (/ 1 x) in x
3.351 * [taylor]: Taking taylor expansion of x in x
3.352 * [taylor]: Taking taylor expansion of -1 in y
3.354 * [taylor]: Taking taylor expansion of (- (* 2 (/ 1 y)) 2.0) in y
3.355 * [taylor]: Taking taylor expansion of (* 2 (/ 1 y)) in y
3.355 * [taylor]: Taking taylor expansion of 2 in y
3.355 * [taylor]: Taking taylor expansion of (/ 1 y) in y
3.355 * [taylor]: Taking taylor expansion of y in y
3.355 * [taylor]: Taking taylor expansion of 2.0 in y
3.361 * [taylor]: Taking taylor expansion of (- (* 6.0 (/ 1 y)) (+ (* 2 (/ 1 (pow y 2))) 4.0)) in y
3.361 * [taylor]: Taking taylor expansion of (* 6.0 (/ 1 y)) in y
3.361 * [taylor]: Taking taylor expansion of 6.0 in y
3.361 * [taylor]: Taking taylor expansion of (/ 1 y) in y
3.361 * [taylor]: Taking taylor expansion of y in y
3.361 * [taylor]: Taking taylor expansion of (+ (* 2 (/ 1 (pow y 2))) 4.0) in y
3.361 * [taylor]: Taking taylor expansion of (* 2 (/ 1 (pow y 2))) in y
3.361 * [taylor]: Taking taylor expansion of 2 in y
3.361 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
3.361 * [taylor]: Taking taylor expansion of (pow y 2) in y
3.361 * [taylor]: Taking taylor expansion of y in y
3.362 * [taylor]: Taking taylor expansion of 4.0 in y
3.367 * [approximate]: Taking taylor expansion of (- (/ 1 (* (+ (/ 1 y) (+ (/ 1 x) 2.0)) y)) (/ 1 (* (+ (/ 1 y) (+ (/ 1 x) 2.0)) x))) in (x y) around 0
3.367 * [taylor]: Taking taylor expansion of (- (/ 1 (* (+ (/ 1 y) (+ (/ 1 x) 2.0)) y)) (/ 1 (* (+ (/ 1 y) (+ (/ 1 x) 2.0)) x))) in y
3.367 * [taylor]: Taking taylor expansion of (/ 1 (* (+ (/ 1 y) (+ (/ 1 x) 2.0)) y)) in y
3.367 * [taylor]: Taking taylor expansion of (* (+ (/ 1 y) (+ (/ 1 x) 2.0)) y) in y
3.367 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (+ (/ 1 x) 2.0)) in y
3.367 * [taylor]: Taking taylor expansion of (/ 1 y) in y
3.367 * [taylor]: Taking taylor expansion of y in y
3.367 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 2.0) in y
3.367 * [taylor]: Taking taylor expansion of (/ 1 x) in y
3.367 * [taylor]: Taking taylor expansion of x in y
3.367 * [taylor]: Taking taylor expansion of 2.0 in y
3.367 * [taylor]: Taking taylor expansion of y in y
3.369 * [taylor]: Taking taylor expansion of (/ 1 (* (+ (/ 1 y) (+ (/ 1 x) 2.0)) x)) in y
3.369 * [taylor]: Taking taylor expansion of (* (+ (/ 1 y) (+ (/ 1 x) 2.0)) x) in y
3.369 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (+ (/ 1 x) 2.0)) in y
3.369 * [taylor]: Taking taylor expansion of (/ 1 y) in y
3.369 * [taylor]: Taking taylor expansion of y in y
3.369 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 2.0) in y
3.369 * [taylor]: Taking taylor expansion of (/ 1 x) in y
3.369 * [taylor]: Taking taylor expansion of x in y
3.369 * [taylor]: Taking taylor expansion of 2.0 in y
3.369 * [taylor]: Taking taylor expansion of x in y
3.369 * [taylor]: Taking taylor expansion of (- (/ 1 (* (+ (/ 1 y) (+ (/ 1 x) 2.0)) y)) (/ 1 (* (+ (/ 1 y) (+ (/ 1 x) 2.0)) x))) in x
3.369 * [taylor]: Taking taylor expansion of (/ 1 (* (+ (/ 1 y) (+ (/ 1 x) 2.0)) y)) in x
3.369 * [taylor]: Taking taylor expansion of (* (+ (/ 1 y) (+ (/ 1 x) 2.0)) y) in x
3.369 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (+ (/ 1 x) 2.0)) in x
3.369 * [taylor]: Taking taylor expansion of (/ 1 y) in x
3.370 * [taylor]: Taking taylor expansion of y in x
3.370 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 2.0) in x
3.370 * [taylor]: Taking taylor expansion of (/ 1 x) in x
3.370 * [taylor]: Taking taylor expansion of x in x
3.370 * [taylor]: Taking taylor expansion of 2.0 in x
3.370 * [taylor]: Taking taylor expansion of y in x
3.370 * [taylor]: Taking taylor expansion of (/ 1 (* (+ (/ 1 y) (+ (/ 1 x) 2.0)) x)) in x
3.370 * [taylor]: Taking taylor expansion of (* (+ (/ 1 y) (+ (/ 1 x) 2.0)) x) in x
3.370 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (+ (/ 1 x) 2.0)) in x
3.370 * [taylor]: Taking taylor expansion of (/ 1 y) in x
3.370 * [taylor]: Taking taylor expansion of y in x
3.371 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 2.0) in x
3.371 * [taylor]: Taking taylor expansion of (/ 1 x) in x
3.371 * [taylor]: Taking taylor expansion of x in x
3.371 * [taylor]: Taking taylor expansion of 2.0 in x
3.371 * [taylor]: Taking taylor expansion of x in x
3.373 * [taylor]: Taking taylor expansion of (- (/ 1 (* (+ (/ 1 y) (+ (/ 1 x) 2.0)) y)) (/ 1 (* (+ (/ 1 y) (+ (/ 1 x) 2.0)) x))) in x
3.373 * [taylor]: Taking taylor expansion of (/ 1 (* (+ (/ 1 y) (+ (/ 1 x) 2.0)) y)) in x
3.373 * [taylor]: Taking taylor expansion of (* (+ (/ 1 y) (+ (/ 1 x) 2.0)) y) in x
3.373 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (+ (/ 1 x) 2.0)) in x
3.373 * [taylor]: Taking taylor expansion of (/ 1 y) in x
3.373 * [taylor]: Taking taylor expansion of y in x
3.375 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 2.0) in x
3.375 * [taylor]: Taking taylor expansion of (/ 1 x) in x
3.375 * [taylor]: Taking taylor expansion of x in x
3.375 * [taylor]: Taking taylor expansion of 2.0 in x
3.376 * [taylor]: Taking taylor expansion of y in x
3.376 * [taylor]: Taking taylor expansion of (/ 1 (* (+ (/ 1 y) (+ (/ 1 x) 2.0)) x)) in x
3.376 * [taylor]: Taking taylor expansion of (* (+ (/ 1 y) (+ (/ 1 x) 2.0)) x) in x
3.376 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (+ (/ 1 x) 2.0)) in x
3.376 * [taylor]: Taking taylor expansion of (/ 1 y) in x
3.376 * [taylor]: Taking taylor expansion of y in x
3.376 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 2.0) in x
3.376 * [taylor]: Taking taylor expansion of (/ 1 x) in x
3.376 * [taylor]: Taking taylor expansion of x in x
3.376 * [taylor]: Taking taylor expansion of 2.0 in x
3.377 * [taylor]: Taking taylor expansion of x in x
3.379 * [taylor]: Taking taylor expansion of -1 in y
3.381 * [taylor]: Taking taylor expansion of (+ (* 2 (/ 1 y)) 2.0) in y
3.381 * [taylor]: Taking taylor expansion of (* 2 (/ 1 y)) in y
3.381 * [taylor]: Taking taylor expansion of 2 in y
3.381 * [taylor]: Taking taylor expansion of (/ 1 y) in y
3.381 * [taylor]: Taking taylor expansion of y in y
3.381 * [taylor]: Taking taylor expansion of 2.0 in y
3.386 * [taylor]: Taking taylor expansion of (- (+ (* 6.0 (/ 1 y)) (+ (* 2 (/ 1 (pow y 2))) 4.0))) in y
3.386 * [taylor]: Taking taylor expansion of (+ (* 6.0 (/ 1 y)) (+ (* 2 (/ 1 (pow y 2))) 4.0)) in y
3.386 * [taylor]: Taking taylor expansion of (* 6.0 (/ 1 y)) in y
3.386 * [taylor]: Taking taylor expansion of 6.0 in y
3.386 * [taylor]: Taking taylor expansion of (/ 1 y) in y
3.386 * [taylor]: Taking taylor expansion of y in y
3.386 * [taylor]: Taking taylor expansion of (+ (* 2 (/ 1 (pow y 2))) 4.0) in y
3.386 * [taylor]: Taking taylor expansion of (* 2 (/ 1 (pow y 2))) in y
3.386 * [taylor]: Taking taylor expansion of 2 in y
3.386 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
3.386 * [taylor]: Taking taylor expansion of (pow y 2) in y
3.386 * [taylor]: Taking taylor expansion of y in y
3.387 * [taylor]: Taking taylor expansion of 4.0 in y
3.391 * * * * [progress]: [ 3 / 3 ] generating series at (2 2 2)
3.391 * [approximate]: Taking taylor expansion of (/ y (- 2.0 (+ x y))) in (y x) around 0
3.391 * [taylor]: Taking taylor expansion of (/ y (- 2.0 (+ x y))) in x
3.391 * [taylor]: Taking taylor expansion of y in x
3.391 * [taylor]: Taking taylor expansion of (- 2.0 (+ x y)) in x
3.391 * [taylor]: Taking taylor expansion of 2.0 in x
3.391 * [taylor]: Taking taylor expansion of (+ x y) in x
3.392 * [taylor]: Taking taylor expansion of x in x
3.392 * [taylor]: Taking taylor expansion of y in x
3.392 * [taylor]: Taking taylor expansion of (/ y (- 2.0 (+ x y))) in y
3.392 * [taylor]: Taking taylor expansion of y in y
3.392 * [taylor]: Taking taylor expansion of (- 2.0 (+ x y)) in y
3.392 * [taylor]: Taking taylor expansion of 2.0 in y
3.392 * [taylor]: Taking taylor expansion of (+ x y) in y
3.392 * [taylor]: Taking taylor expansion of x in y
3.392 * [taylor]: Taking taylor expansion of y in y
3.392 * [taylor]: Taking taylor expansion of (/ y (- 2.0 (+ x y))) in y
3.392 * [taylor]: Taking taylor expansion of y in y
3.392 * [taylor]: Taking taylor expansion of (- 2.0 (+ x y)) in y
3.392 * [taylor]: Taking taylor expansion of 2.0 in y
3.392 * [taylor]: Taking taylor expansion of (+ x y) in y
3.392 * [taylor]: Taking taylor expansion of x in y
3.392 * [taylor]: Taking taylor expansion of y in y
3.392 * [taylor]: Taking taylor expansion of (/ 1 (- 2.0 x)) in x
3.392 * [taylor]: Taking taylor expansion of (- 2.0 x) in x
3.392 * [taylor]: Taking taylor expansion of 2.0 in x
3.392 * [taylor]: Taking taylor expansion of x in x
3.394 * [taylor]: Taking taylor expansion of (/ 1 (pow (- 2.0 x) 2)) in x
3.394 * [taylor]: Taking taylor expansion of (pow (- 2.0 x) 2) in x
3.394 * [taylor]: Taking taylor expansion of (- 2.0 x) in x
3.394 * [taylor]: Taking taylor expansion of 2.0 in x
3.394 * [taylor]: Taking taylor expansion of x in x
3.397 * [approximate]: Taking taylor expansion of (/ 1 (* y (- 2.0 (+ (/ 1 y) (/ 1 x))))) in (y x) around 0
3.397 * [taylor]: Taking taylor expansion of (/ 1 (* y (- 2.0 (+ (/ 1 y) (/ 1 x))))) in x
3.397 * [taylor]: Taking taylor expansion of (* y (- 2.0 (+ (/ 1 y) (/ 1 x)))) in x
3.397 * [taylor]: Taking taylor expansion of y in x
3.397 * [taylor]: Taking taylor expansion of (- 2.0 (+ (/ 1 y) (/ 1 x))) in x
3.397 * [taylor]: Taking taylor expansion of 2.0 in x
3.397 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
3.397 * [taylor]: Taking taylor expansion of (/ 1 y) in x
3.397 * [taylor]: Taking taylor expansion of y in x
3.397 * [taylor]: Taking taylor expansion of (/ 1 x) in x
3.397 * [taylor]: Taking taylor expansion of x in x
3.398 * [taylor]: Taking taylor expansion of (/ 1 (* y (- 2.0 (+ (/ 1 y) (/ 1 x))))) in y
3.398 * [taylor]: Taking taylor expansion of (* y (- 2.0 (+ (/ 1 y) (/ 1 x)))) in y
3.398 * [taylor]: Taking taylor expansion of y in y
3.398 * [taylor]: Taking taylor expansion of (- 2.0 (+ (/ 1 y) (/ 1 x))) in y
3.398 * [taylor]: Taking taylor expansion of 2.0 in y
3.398 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in y
3.399 * [taylor]: Taking taylor expansion of (/ 1 y) in y
3.399 * [taylor]: Taking taylor expansion of y in y
3.399 * [taylor]: Taking taylor expansion of (/ 1 x) in y
3.399 * [taylor]: Taking taylor expansion of x in y
3.401 * [taylor]: Taking taylor expansion of (/ 1 (* y (- 2.0 (+ (/ 1 y) (/ 1 x))))) in y
3.401 * [taylor]: Taking taylor expansion of (* y (- 2.0 (+ (/ 1 y) (/ 1 x)))) in y
3.401 * [taylor]: Taking taylor expansion of y in y
3.401 * [taylor]: Taking taylor expansion of (- 2.0 (+ (/ 1 y) (/ 1 x))) in y
3.401 * [taylor]: Taking taylor expansion of 2.0 in y
3.401 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in y
3.401 * [taylor]: Taking taylor expansion of (/ 1 y) in y
3.401 * [taylor]: Taking taylor expansion of y in y
3.401 * [taylor]: Taking taylor expansion of (/ 1 x) in y
3.401 * [taylor]: Taking taylor expansion of x in y
3.403 * [taylor]: Taking taylor expansion of -1 in x
3.405 * [taylor]: Taking taylor expansion of (- (/ 1 x) 2.0) in x
3.405 * [taylor]: Taking taylor expansion of (/ 1 x) in x
3.405 * [taylor]: Taking taylor expansion of x in x
3.406 * [taylor]: Taking taylor expansion of 2.0 in x
3.410 * [taylor]: Taking taylor expansion of (- (* 4.0 (/ 1 x)) (+ (/ 1 (pow x 2)) 4.0)) in x
3.410 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 x)) in x
3.410 * [taylor]: Taking taylor expansion of 4.0 in x
3.410 * [taylor]: Taking taylor expansion of (/ 1 x) in x
3.410 * [taylor]: Taking taylor expansion of x in x
3.410 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) 4.0) in x
3.410 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
3.410 * [taylor]: Taking taylor expansion of (pow x 2) in x
3.411 * [taylor]: Taking taylor expansion of x in x
3.411 * [taylor]: Taking taylor expansion of 4.0 in x
3.417 * [approximate]: Taking taylor expansion of (/ -1 (* (+ (/ 1 y) (+ (/ 1 x) 2.0)) y)) in (y x) around 0
3.417 * [taylor]: Taking taylor expansion of (/ -1 (* (+ (/ 1 y) (+ (/ 1 x) 2.0)) y)) in x
3.417 * [taylor]: Taking taylor expansion of -1 in x
3.417 * [taylor]: Taking taylor expansion of (* (+ (/ 1 y) (+ (/ 1 x) 2.0)) y) in x
3.417 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (+ (/ 1 x) 2.0)) in x
3.417 * [taylor]: Taking taylor expansion of (/ 1 y) in x
3.417 * [taylor]: Taking taylor expansion of y in x
3.417 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 2.0) in x
3.417 * [taylor]: Taking taylor expansion of (/ 1 x) in x
3.417 * [taylor]: Taking taylor expansion of x in x
3.417 * [taylor]: Taking taylor expansion of 2.0 in x
3.417 * [taylor]: Taking taylor expansion of y in x
3.418 * [taylor]: Taking taylor expansion of (/ -1 (* (+ (/ 1 y) (+ (/ 1 x) 2.0)) y)) in y
3.418 * [taylor]: Taking taylor expansion of -1 in y
3.418 * [taylor]: Taking taylor expansion of (* (+ (/ 1 y) (+ (/ 1 x) 2.0)) y) in y
3.418 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (+ (/ 1 x) 2.0)) in y
3.418 * [taylor]: Taking taylor expansion of (/ 1 y) in y
3.418 * [taylor]: Taking taylor expansion of y in y
3.418 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 2.0) in y
3.418 * [taylor]: Taking taylor expansion of (/ 1 x) in y
3.418 * [taylor]: Taking taylor expansion of x in y
3.418 * [taylor]: Taking taylor expansion of 2.0 in y
3.418 * [taylor]: Taking taylor expansion of y in y
3.420 * [taylor]: Taking taylor expansion of (/ -1 (* (+ (/ 1 y) (+ (/ 1 x) 2.0)) y)) in y
3.420 * [taylor]: Taking taylor expansion of -1 in y
3.420 * [taylor]: Taking taylor expansion of (* (+ (/ 1 y) (+ (/ 1 x) 2.0)) y) in y
3.420 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (+ (/ 1 x) 2.0)) in y
3.420 * [taylor]: Taking taylor expansion of (/ 1 y) in y
3.420 * [taylor]: Taking taylor expansion of y in y
3.420 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 2.0) in y
3.420 * [taylor]: Taking taylor expansion of (/ 1 x) in y
3.420 * [taylor]: Taking taylor expansion of x in y
3.420 * [taylor]: Taking taylor expansion of 2.0 in y
3.420 * [taylor]: Taking taylor expansion of y in y
3.422 * [taylor]: Taking taylor expansion of -1 in x
3.423 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 2.0) in x
3.423 * [taylor]: Taking taylor expansion of (/ 1 x) in x
3.423 * [taylor]: Taking taylor expansion of x in x
3.424 * [taylor]: Taking taylor expansion of 2.0 in x
3.427 * [taylor]: Taking taylor expansion of (- (+ (/ 1 (pow x 2)) (+ (* 4.0 (/ 1 x)) 4.0))) in x
3.427 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (+ (* 4.0 (/ 1 x)) 4.0)) in x
3.427 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
3.427 * [taylor]: Taking taylor expansion of (pow x 2) in x
3.427 * [taylor]: Taking taylor expansion of x in x
3.428 * [taylor]: Taking taylor expansion of (+ (* 4.0 (/ 1 x)) 4.0) in x
3.428 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 x)) in x
3.428 * [taylor]: Taking taylor expansion of 4.0 in x
3.428 * [taylor]: Taking taylor expansion of (/ 1 x) in x
3.428 * [taylor]: Taking taylor expansion of x in x
3.428 * [taylor]: Taking taylor expansion of 4.0 in x
3.433 * * * [progress]: simplifying candidates
3.435 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (- (log x) (log (- 2.0 (+ x y))))
  (log (/ x (- 2.0 (+ x y))))
  (exp (/ x (- 2.0 (+ x y))))
  (/ (* (* x x) x) (* (* (- 2.0 (+ x y)) (- 2.0 (+ x y))) (- 2.0 (+ x y))))
  (* (cbrt (/ x (- 2.0 (+ x y)))) (cbrt (/ x (- 2.0 (+ x y)))))
  (cbrt (/ x (- 2.0 (+ x y))))
  (* (* (/ x (- 2.0 (+ x y))) (/ x (- 2.0 (+ x y)))) (/ x (- 2.0 (+ x y))))
  (sqrt (/ x (- 2.0 (+ x y))))
  (sqrt (/ x (- 2.0 (+ x y))))
  (- x)
  (- (- 2.0 (+ x y)))
  (/ (* (cbrt x) (cbrt x)) (* (cbrt (- 2.0 (+ x y))) (cbrt (- 2.0 (+ x y)))))
  (/ (cbrt x) (cbrt (- 2.0 (+ x y))))
  (/ (* (cbrt x) (cbrt x)) (sqrt (- 2.0 (+ x y))))
  (/ (cbrt x) (sqrt (- 2.0 (+ x y))))
  (/ (* (cbrt x) (cbrt x)) 1)
  (/ (cbrt x) (- 2.0 (+ x y)))
  (/ (* (cbrt x) (cbrt x)) (+ (sqrt 2.0) (sqrt (+ x y))))
  (/ (cbrt x) (- (sqrt 2.0) (sqrt (+ x y))))
  (/ (* (cbrt x) (cbrt x)) 1)
  (/ (cbrt x) (- 2.0 (+ x y)))
  (/ (* (cbrt x) (cbrt x)) 1)
  (/ (cbrt x) (- 2.0 (+ x y)))
  (/ (sqrt x) (* (cbrt (- 2.0 (+ x y))) (cbrt (- 2.0 (+ x y)))))
  (/ (sqrt x) (cbrt (- 2.0 (+ x y))))
  (/ (sqrt x) (sqrt (- 2.0 (+ x y))))
  (/ (sqrt x) (sqrt (- 2.0 (+ x y))))
  (/ (sqrt x) 1)
  (/ (sqrt x) (- 2.0 (+ x y)))
  (/ (sqrt x) (+ (sqrt 2.0) (sqrt (+ x y))))
  (/ (sqrt x) (- (sqrt 2.0) (sqrt (+ x y))))
  (/ (sqrt x) 1)
  (/ (sqrt x) (- 2.0 (+ x y)))
  (/ (sqrt x) 1)
  (/ (sqrt x) (- 2.0 (+ x y)))
  (/ 1 (* (cbrt (- 2.0 (+ x y))) (cbrt (- 2.0 (+ x y)))))
  (/ x (cbrt (- 2.0 (+ x y))))
  (/ 1 (sqrt (- 2.0 (+ x y))))
  (/ x (sqrt (- 2.0 (+ x y))))
  (/ 1 1)
  (/ x (- 2.0 (+ x y)))
  (/ 1 (+ (sqrt 2.0) (sqrt (+ x y))))
  (/ x (- (sqrt 2.0) (sqrt (+ x y))))
  (/ 1 1)
  (/ x (- 2.0 (+ x y)))
  (/ 1 1)
  (/ x (- 2.0 (+ x y)))
  (/ 1 (- 2.0 (+ x y)))
  (/ (- 2.0 (+ x y)) x)
  (/ x (* (cbrt (- 2.0 (+ x y))) (cbrt (- 2.0 (+ x y)))))
  (/ x (sqrt (- 2.0 (+ x y))))
  (/ x 1)
  (/ x (+ (sqrt 2.0) (sqrt (+ x y))))
  (/ x 1)
  (/ x 1)
  (/ (- 2.0 (+ x y)) (cbrt x))
  (/ (- 2.0 (+ x y)) (sqrt x))
  (/ (- 2.0 (+ x y)) x)
  (/ x (- (pow 2.0 3) (pow (+ x y) 3)))
  (/ x (- (* 2.0 2.0) (* (+ x y) (+ x y))))
  (/ (exp (/ x (- 2.0 (+ x y)))) (exp (/ y (- 2.0 (+ x y)))))
  (log (- (/ x (- 2.0 (+ x y))) (/ y (- 2.0 (+ x y)))))
  (exp (- (/ x (- 2.0 (+ x y))) (/ y (- 2.0 (+ x y)))))
  (* (cbrt (- (/ x (- 2.0 (+ x y))) (/ y (- 2.0 (+ x y))))) (cbrt (- (/ x (- 2.0 (+ x y))) (/ y (- 2.0 (+ x y))))))
  (cbrt (- (/ x (- 2.0 (+ x y))) (/ y (- 2.0 (+ x y)))))
  (* (* (- (/ x (- 2.0 (+ x y))) (/ y (- 2.0 (+ x y)))) (- (/ x (- 2.0 (+ x y))) (/ y (- 2.0 (+ x y))))) (- (/ x (- 2.0 (+ x y))) (/ y (- 2.0 (+ x y)))))
  (sqrt (- (/ x (- 2.0 (+ x y))) (/ y (- 2.0 (+ x y)))))
  (sqrt (- (/ x (- 2.0 (+ x y))) (/ y (- 2.0 (+ x y)))))
  (- x y)
  (- (* x (- 2.0 (+ x y))) (* (- 2.0 (+ x y)) y))
  (* (- 2.0 (+ x y)) (- 2.0 (+ x y)))
  (- (pow (/ x (- 2.0 (+ x y))) 3) (pow (/ y (- 2.0 (+ x y))) 3))
  (+ (* (/ x (- 2.0 (+ x y))) (/ x (- 2.0 (+ x y)))) (+ (* (/ y (- 2.0 (+ x y))) (/ y (- 2.0 (+ x y)))) (* (/ x (- 2.0 (+ x y))) (/ y (- 2.0 (+ x y))))))
  (- (/ y (- 2.0 (+ x y))))
  (- (* (/ x (- 2.0 (+ x y))) (/ x (- 2.0 (+ x y)))) (* (/ y (- 2.0 (+ x y))) (/ y (- 2.0 (+ x y)))))
  (+ (/ x (- 2.0 (+ x y))) (/ y (- 2.0 (+ x y))))
  (+ (sqrt (/ x (- 2.0 (+ x y)))) (sqrt (/ y (- 2.0 (+ x y)))))
  (- (sqrt (/ x (- 2.0 (+ x y)))) (sqrt (/ y (- 2.0 (+ x y)))))
  (+ (sqrt (/ x (- 2.0 (+ x y)))) (/ (sqrt y) (sqrt (- 2.0 (+ x y)))))
  (- (sqrt (/ x (- 2.0 (+ x y)))) (/ (sqrt y) (sqrt (- 2.0 (+ x y)))))
  (+ (/ (sqrt x) (sqrt (- 2.0 (+ x y)))) (sqrt (/ y (- 2.0 (+ x y)))))
  (- (/ (sqrt x) (sqrt (- 2.0 (+ x y)))) (sqrt (/ y (- 2.0 (+ x y)))))
  (+ (/ (sqrt x) (sqrt (- 2.0 (+ x y)))) (/ (sqrt y) (sqrt (- 2.0 (+ x y)))))
  (- (/ (sqrt x) (sqrt (- 2.0 (+ x y)))) (/ (sqrt y) (sqrt (- 2.0 (+ x y)))))
  (- (/ x (cbrt (- 2.0 (+ x y)))) (/ y (cbrt (- 2.0 (+ x y)))))
  (- (/ x (sqrt (- 2.0 (+ x y)))) (/ y (sqrt (- 2.0 (+ x y)))))
  (- (/ x (- 2.0 (+ x y))) (/ y (- 2.0 (+ x y))))
  (- (/ x (- 2.0 (+ x y))) (/ y (- 2.0 (+ x y))))
  (- (/ x (- 2.0 (+ x y))) (/ y (- 2.0 (+ x y))))
  (- (/ x (- (sqrt 2.0) (sqrt (+ x y)))) (/ y (- (sqrt 2.0) (sqrt (+ x y)))))
  (- (/ x (- 2.0 (+ x y))) (/ y (- 2.0 (+ x y))))
  (- (/ x (- 2.0 (+ x y))) (/ y (- 2.0 (+ x y))))
  (- (/ x (- 2.0 (+ x y))) (/ y (- 2.0 (+ x y))))
  (- (/ x (- 2.0 (+ x y))) (/ y (- 2.0 (+ x y))))
  (- (/ x (- 2.0 (+ x y))) (/ y (- 2.0 (+ x y))))
  (- (/ x (- 2.0 (+ x y))) (/ y (- 2.0 (+ x y))))
  (- (/ x (- 2.0 (+ x y))) (/ y (- 2.0 (+ x y))))
  (- x y)
  (- (/ x (- (pow 2.0 3) (pow (+ x y) 3))) (/ y (- (pow 2.0 3) (pow (+ x y) 3))))
  (- (/ x (- (* 2.0 2.0) (* (+ x y) (+ x y)))) (/ y (- (* 2.0 2.0) (* (+ x y) (+ x y)))))
  (- (/ y (- 2.0 (+ x y))))
  (- (log y) (log (- 2.0 (+ x y))))
  (log (/ y (- 2.0 (+ x y))))
  (exp (/ y (- 2.0 (+ x y))))
  (/ (* (* y y) y) (* (* (- 2.0 (+ x y)) (- 2.0 (+ x y))) (- 2.0 (+ x y))))
  (* (cbrt (/ y (- 2.0 (+ x y)))) (cbrt (/ y (- 2.0 (+ x y)))))
  (cbrt (/ y (- 2.0 (+ x y))))
  (* (* (/ y (- 2.0 (+ x y))) (/ y (- 2.0 (+ x y)))) (/ y (- 2.0 (+ x y))))
  (sqrt (/ y (- 2.0 (+ x y))))
  (sqrt (/ y (- 2.0 (+ x y))))
  (- y)
  (- (- 2.0 (+ x y)))
  (/ (* (cbrt y) (cbrt y)) (* (cbrt (- 2.0 (+ x y))) (cbrt (- 2.0 (+ x y)))))
  (/ (cbrt y) (cbrt (- 2.0 (+ x y))))
  (/ (* (cbrt y) (cbrt y)) (sqrt (- 2.0 (+ x y))))
  (/ (cbrt y) (sqrt (- 2.0 (+ x y))))
  (/ (* (cbrt y) (cbrt y)) 1)
  (/ (cbrt y) (- 2.0 (+ x y)))
  (/ (* (cbrt y) (cbrt y)) (+ (sqrt 2.0) (sqrt (+ x y))))
  (/ (cbrt y) (- (sqrt 2.0) (sqrt (+ x y))))
  (/ (* (cbrt y) (cbrt y)) 1)
  (/ (cbrt y) (- 2.0 (+ x y)))
  (/ (* (cbrt y) (cbrt y)) 1)
  (/ (cbrt y) (- 2.0 (+ x y)))
  (/ (sqrt y) (* (cbrt (- 2.0 (+ x y))) (cbrt (- 2.0 (+ x y)))))
  (/ (sqrt y) (cbrt (- 2.0 (+ x y))))
  (/ (sqrt y) (sqrt (- 2.0 (+ x y))))
  (/ (sqrt y) (sqrt (- 2.0 (+ x y))))
  (/ (sqrt y) 1)
  (/ (sqrt y) (- 2.0 (+ x y)))
  (/ (sqrt y) (+ (sqrt 2.0) (sqrt (+ x y))))
  (/ (sqrt y) (- (sqrt 2.0) (sqrt (+ x y))))
  (/ (sqrt y) 1)
  (/ (sqrt y) (- 2.0 (+ x y)))
  (/ (sqrt y) 1)
  (/ (sqrt y) (- 2.0 (+ x y)))
  (/ 1 (* (cbrt (- 2.0 (+ x y))) (cbrt (- 2.0 (+ x y)))))
  (/ y (cbrt (- 2.0 (+ x y))))
  (/ 1 (sqrt (- 2.0 (+ x y))))
  (/ y (sqrt (- 2.0 (+ x y))))
  (/ 1 1)
  (/ y (- 2.0 (+ x y)))
  (/ 1 (+ (sqrt 2.0) (sqrt (+ x y))))
  (/ y (- (sqrt 2.0) (sqrt (+ x y))))
  (/ 1 1)
  (/ y (- 2.0 (+ x y)))
  (/ 1 1)
  (/ y (- 2.0 (+ x y)))
  (/ 1 (- 2.0 (+ x y)))
  (/ (- 2.0 (+ x y)) y)
  (/ y (* (cbrt (- 2.0 (+ x y))) (cbrt (- 2.0 (+ x y)))))
  (/ y (sqrt (- 2.0 (+ x y))))
  (/ y 1)
  (/ y (+ (sqrt 2.0) (sqrt (+ x y))))
  (/ y 1)
  (/ y 1)
  (/ (- 2.0 (+ x y)) (cbrt y))
  (/ (- 2.0 (+ x y)) (sqrt y))
  (/ (- 2.0 (+ x y)) y)
  (/ y (- (pow 2.0 3) (pow (+ x y) 3)))
  (/ y (- (* 2.0 2.0) (* (+ x y) (+ x y))))
  (+ (* 0.25 (pow x 2)) (+ (* 0.5 x) (* 0.25 (* x y))))
  0
  0
  (- (+ (* 0.25 (pow x 2)) (* 0.5 x)) (* 0.5 y))
  (- (+ (* 4.0 (/ 1 (pow x 2))) (+ (* 2.0 (/ 1 x)) 1)))
  (- (+ (* 4.0 (/ 1 (pow x 2))) (+ (* 2.0 (/ 1 x)) 1)))
  (+ (* 0.25 (pow y 2)) (+ (* 0.5 y) (* 0.25 (* x y))))
  0
  0
3.440 * * [simplify]: iteration  0 :  176  enodes  (cost  1863 )
3.474 * * [simplify]: iteration  1 :  376  enodes  (cost  1776 )
3.548 * * [simplify]: iteration  2 :  986  enodes  (cost  1700 )
4.248 * * [simplify]: iteration  3 :  4254  enodes  (cost  1692 )
5.457 * * [simplify]: iteration  done :  5000  enodes  (cost  1690 )
5.458 * [simplify]: Simplified to:
   (log (/ x (- 2.0 (+ x y))))
  (log (/ x (- 2.0 (+ x y))))
  (exp (/ x (- 2.0 (+ x y))))
  (pow (/ x (- 2.0 (+ x y))) 3)
  (* (cbrt (/ x (- 2.0 (+ x y)))) (cbrt (/ x (- 2.0 (+ x y)))))
  (cbrt (/ x (- 2.0 (+ x y))))
  (pow (/ x (- 2.0 (+ x y))) 3)
  (sqrt (/ x (- 2.0 (+ x y))))
  (sqrt (/ x (- 2.0 (+ x y))))
  (- x)
  (- (+ x y) 2.0)
  (/ (* (cbrt x) (cbrt x)) (* (cbrt (- 2.0 (+ x y))) (cbrt (- 2.0 (+ x y)))))
  (/ (cbrt x) (cbrt (- 2.0 (+ x y))))
  (/ (* (cbrt x) (cbrt x)) (sqrt (- 2.0 (+ x y))))
  (/ (cbrt x) (sqrt (- 2.0 (+ x y))))
  (* (cbrt x) (cbrt x))
  (/ (cbrt x) (- 2.0 (+ x y)))
  (/ (* (cbrt x) (cbrt x)) (+ (sqrt 2.0) (sqrt (+ x y))))
  (/ (cbrt x) (- (sqrt 2.0) (sqrt (+ x y))))
  (* (cbrt x) (cbrt x))
  (/ (cbrt x) (- 2.0 (+ x y)))
  (* (cbrt x) (cbrt x))
  (/ (cbrt x) (- 2.0 (+ x y)))
  (/ (sqrt x) (* (cbrt (- 2.0 (+ x y))) (cbrt (- 2.0 (+ x y)))))
  (/ (sqrt x) (cbrt (- 2.0 (+ x y))))
  (/ (sqrt x) (sqrt (- 2.0 (+ x y))))
  (/ (sqrt x) (sqrt (- 2.0 (+ x y))))
  (sqrt x)
  (/ (sqrt x) (- 2.0 (+ x y)))
  (/ (sqrt x) (+ (sqrt 2.0) (sqrt (+ x y))))
  (/ (sqrt x) (- (sqrt 2.0) (sqrt (+ x y))))
  (sqrt x)
  (/ (sqrt x) (- 2.0 (+ x y)))
  (sqrt x)
  (/ (sqrt x) (- 2.0 (+ x y)))
  (/ 1 (* (cbrt (- 2.0 (+ x y))) (cbrt (- 2.0 (+ x y)))))
  (/ x (cbrt (- 2.0 (+ x y))))
  (/ 1 (sqrt (- 2.0 (+ x y))))
  (/ x (sqrt (- 2.0 (+ x y))))
  1
  (/ x (- 2.0 (+ x y)))
  (/ 1 (+ (sqrt 2.0) (sqrt (+ x y))))
  (/ x (- (sqrt 2.0) (sqrt (+ x y))))
  1
  (/ x (- 2.0 (+ x y)))
  1
  (/ x (- 2.0 (+ x y)))
  (/ 1 (- 2.0 (+ x y)))
  (/ (- 2.0 (+ x y)) x)
  (/ x (* (cbrt (- 2.0 (+ x y))) (cbrt (- 2.0 (+ x y)))))
  (/ x (sqrt (- 2.0 (+ x y))))
  x
  (/ x (+ (sqrt 2.0) (sqrt (+ x y))))
  x
  x
  (/ (- 2.0 (+ x y)) (cbrt x))
  (/ (- 2.0 (+ x y)) (sqrt x))
  (/ (- 2.0 (+ x y)) x)
  (/ x (- (pow 2.0 3) (pow (+ x y) 3)))
  (/ x (- (* 2.0 2.0) (* (+ x y) (+ x y))))
  (exp (- (/ x (- 2.0 (+ x y))) (/ y (- 2.0 (+ x y)))))
  (log (- (/ x (- 2.0 (+ x y))) (/ y (- 2.0 (+ x y)))))
  (exp (- (/ x (- 2.0 (+ x y))) (/ y (- 2.0 (+ x y)))))
  (* (cbrt (- (/ x (- 2.0 (+ x y))) (/ y (- 2.0 (+ x y))))) (cbrt (- (/ x (- 2.0 (+ x y))) (/ y (- 2.0 (+ x y))))))
  (cbrt (- (/ x (- 2.0 (+ x y))) (/ y (- 2.0 (+ x y)))))
  (pow (- (/ x (- 2.0 (+ x y))) (/ y (- 2.0 (+ x y)))) 3)
  (sqrt (- (/ x (- 2.0 (+ x y))) (/ y (- 2.0 (+ x y)))))
  (sqrt (- (/ x (- 2.0 (+ x y))) (/ y (- 2.0 (+ x y)))))
  (- x y)
  (* (- 2.0 (+ x y)) (- x y))
  (* (- 2.0 (+ x y)) (- 2.0 (+ x y)))
  (- (pow (/ x (- 2.0 (+ x y))) 3) (pow (/ y (- 2.0 (+ x y))) 3))
  (+ (* (/ x (- 2.0 (+ x y))) (/ x (- 2.0 (+ x y)))) (* (/ y (- 2.0 (+ x y))) (+ (/ x (- 2.0 (+ x y))) (/ y (- 2.0 (+ x y))))))
  (- (/ y (- 2.0 (+ x y))))
  (- (* (/ x (- 2.0 (+ x y))) (/ x (- 2.0 (+ x y)))) (* (/ y (- 2.0 (+ x y))) (/ y (- 2.0 (+ x y)))))
  (+ (/ x (- 2.0 (+ x y))) (/ y (- 2.0 (+ x y))))
  (+ (sqrt (/ x (- 2.0 (+ x y)))) (sqrt (/ y (- 2.0 (+ x y)))))
  (- (sqrt (/ x (- 2.0 (+ x y)))) (sqrt (/ y (- 2.0 (+ x y)))))
  (+ (sqrt (/ x (- 2.0 (+ x y)))) (/ (sqrt y) (sqrt (- 2.0 (+ x y)))))
  (- (sqrt (/ x (- 2.0 (+ x y)))) (/ (sqrt y) (sqrt (- 2.0 (+ x y)))))
  (+ (/ (sqrt x) (sqrt (- 2.0 (+ x y)))) (sqrt (/ y (- 2.0 (+ x y)))))
  (- (/ (sqrt x) (sqrt (- 2.0 (+ x y)))) (sqrt (/ y (- 2.0 (+ x y)))))
  (+ (/ (sqrt x) (sqrt (- 2.0 (+ x y)))) (/ (sqrt y) (sqrt (- 2.0 (+ x y)))))
  (- (/ (sqrt x) (sqrt (- 2.0 (+ x y)))) (/ (sqrt y) (sqrt (- 2.0 (+ x y)))))
  (- (/ x (cbrt (- 2.0 (+ x y)))) (/ y (cbrt (- 2.0 (+ x y)))))
  (- (/ x (sqrt (- 2.0 (+ x y)))) (/ y (sqrt (- 2.0 (+ x y)))))
  (- (/ x (- 2.0 (+ x y))) (/ y (- 2.0 (+ x y))))
  (- (/ x (- 2.0 (+ x y))) (/ y (- 2.0 (+ x y))))
  (- (/ x (- 2.0 (+ x y))) (/ y (- 2.0 (+ x y))))
  (- (/ x (- (sqrt 2.0) (sqrt (+ x y)))) (/ y (- (sqrt 2.0) (sqrt (+ x y)))))
  (- (/ x (- 2.0 (+ x y))) (/ y (- 2.0 (+ x y))))
  (- (/ x (- 2.0 (+ x y))) (/ y (- 2.0 (+ x y))))
  (- (/ x (- 2.0 (+ x y))) (/ y (- 2.0 (+ x y))))
  (- (/ x (- 2.0 (+ x y))) (/ y (- 2.0 (+ x y))))
  (- (/ x (- 2.0 (+ x y))) (/ y (- 2.0 (+ x y))))
  (- (/ x (- 2.0 (+ x y))) (/ y (- 2.0 (+ x y))))
  (- (/ x (- 2.0 (+ x y))) (/ y (- 2.0 (+ x y))))
  (- x y)
  (- (/ x (- (pow 2.0 3) (pow (+ x y) 3))) (/ y (- (pow 2.0 3) (pow (+ x y) 3))))
  (- (/ x (- (* 2.0 2.0) (* (+ x y) (+ x y)))) (/ y (- (* 2.0 2.0) (* (+ x y) (+ x y)))))
  (- (/ y (- 2.0 (+ x y))))
  (log (/ y (- 2.0 (+ x y))))
  (log (/ y (- 2.0 (+ x y))))
  (exp (/ y (- 2.0 (+ x y))))
  (pow (/ y (- 2.0 (+ x y))) 3)
  (* (cbrt (/ y (- 2.0 (+ x y)))) (cbrt (/ y (- 2.0 (+ x y)))))
  (cbrt (/ y (- 2.0 (+ x y))))
  (pow (/ y (- 2.0 (+ x y))) 3)
  (sqrt (/ y (- 2.0 (+ x y))))
  (sqrt (/ y (- 2.0 (+ x y))))
  (- y)
  (- (+ x y) 2.0)
  (/ (* (cbrt y) (cbrt y)) (* (cbrt (- 2.0 (+ x y))) (cbrt (- 2.0 (+ x y)))))
  (/ (cbrt y) (cbrt (- 2.0 (+ x y))))
  (/ (* (cbrt y) (cbrt y)) (sqrt (- 2.0 (+ x y))))
  (/ (cbrt y) (sqrt (- 2.0 (+ x y))))
  (* (cbrt y) (cbrt y))
  (/ (cbrt y) (- 2.0 (+ x y)))
  (/ (* (cbrt y) (cbrt y)) (+ (sqrt 2.0) (sqrt (+ x y))))
  (/ (cbrt y) (- (sqrt 2.0) (sqrt (+ x y))))
  (* (cbrt y) (cbrt y))
  (/ (cbrt y) (- 2.0 (+ x y)))
  (* (cbrt y) (cbrt y))
  (/ (cbrt y) (- 2.0 (+ x y)))
  (/ (sqrt y) (* (cbrt (- 2.0 (+ x y))) (cbrt (- 2.0 (+ x y)))))
  (/ (sqrt y) (cbrt (- 2.0 (+ x y))))
  (/ (sqrt y) (sqrt (- 2.0 (+ x y))))
  (/ (sqrt y) (sqrt (- 2.0 (+ x y))))
  (sqrt y)
  (/ (sqrt y) (- 2.0 (+ x y)))
  (/ (sqrt y) (+ (sqrt 2.0) (sqrt (+ x y))))
  (/ (sqrt y) (- (sqrt 2.0) (sqrt (+ x y))))
  (sqrt y)
  (/ (sqrt y) (- 2.0 (+ x y)))
  (sqrt y)
  (/ (sqrt y) (- 2.0 (+ x y)))
  (/ 1 (* (cbrt (- 2.0 (+ x y))) (cbrt (- 2.0 (+ x y)))))
  (/ y (cbrt (- 2.0 (+ x y))))
  (/ 1 (sqrt (- 2.0 (+ x y))))
  (/ y (sqrt (- 2.0 (+ x y))))
  1
  (/ y (- 2.0 (+ x y)))
  (/ 1 (+ (sqrt 2.0) (sqrt (+ x y))))
  (/ y (- (sqrt 2.0) (sqrt (+ x y))))
  1
  (/ y (- 2.0 (+ x y)))
  1
  (/ y (- 2.0 (+ x y)))
  (/ 1 (- 2.0 (+ x y)))
  (/ (- 2.0 (+ x y)) y)
  (/ y (* (cbrt (- 2.0 (+ x y))) (cbrt (- 2.0 (+ x y)))))
  (/ y (sqrt (- 2.0 (+ x y))))
  y
  (/ y (+ (sqrt 2.0) (sqrt (+ x y))))
  y
  y
  (/ (- 2.0 (+ x y)) (cbrt y))
  (/ (- 2.0 (+ x y)) (sqrt y))
  (/ (- 2.0 (+ x y)) y)
  (/ y (- (pow 2.0 3) (pow (+ x y) 3)))
  (/ y (- (* 2.0 2.0) (* (+ x y) (+ x y))))
  (+ (* 0.25 (* (+ x y) x)) (* 0.5 x))
  0
  0
  (+ (* 0.5 (- x y)) (* 0.25 (pow x 2)))
  (- (- -1 (/ 2.0 x)) (/ 4.0 (* x x)))
  (- (- -1 (/ 2.0 x)) (/ 4.0 (* x x)))
  (+ (* 0.5 y) (* 0.25 (* y (+ x y))))
  0
  0
5.459 * * * [progress]: adding candidates to table
5.694 * * [progress]: iteration 4 / 4
5.694 * * * [progress]: picking best candidate
5.697 * * * * [pick]: Picked  #<alt (λ (x y) (/ 1 (/ (- 2.0 (+ x y)) (- x y))))>
5.697 * * * [progress]: localizing error
5.708 * * * [progress]: generating rewritten candidates
5.708 * * * * [progress]: [ 1 / 2 ] rewriting at (2)
5.732 * * * * [progress]: [ 2 / 2 ] rewriting at (2 2)
5.775 * * * [progress]: generating series expansions
5.775 * * * * [progress]: [ 1 / 2 ] generating series at (2)
5.775 * [approximate]: Taking taylor expansion of (/ (- x y) (- 2.0 (+ x y))) in (x y) around 0
5.775 * [taylor]: Taking taylor expansion of (/ (- x y) (- 2.0 (+ x y))) in y
5.775 * [taylor]: Taking taylor expansion of (- x y) in y
5.775 * [taylor]: Taking taylor expansion of x in y
5.775 * [taylor]: Taking taylor expansion of y in y
5.775 * [taylor]: Taking taylor expansion of (- 2.0 (+ x y)) in y
5.775 * [taylor]: Taking taylor expansion of 2.0 in y
5.775 * [taylor]: Taking taylor expansion of (+ x y) in y
5.775 * [taylor]: Taking taylor expansion of x in y
5.775 * [taylor]: Taking taylor expansion of y in y
5.776 * [taylor]: Taking taylor expansion of (/ (- x y) (- 2.0 (+ x y))) in x
5.776 * [taylor]: Taking taylor expansion of (- x y) in x
5.776 * [taylor]: Taking taylor expansion of x in x
5.776 * [taylor]: Taking taylor expansion of y in x
5.776 * [taylor]: Taking taylor expansion of (- 2.0 (+ x y)) in x
5.776 * [taylor]: Taking taylor expansion of 2.0 in x
5.776 * [taylor]: Taking taylor expansion of (+ x y) in x
5.776 * [taylor]: Taking taylor expansion of x in x
5.776 * [taylor]: Taking taylor expansion of y in x
5.776 * [taylor]: Taking taylor expansion of (/ (- x y) (- 2.0 (+ x y))) in x
5.776 * [taylor]: Taking taylor expansion of (- x y) in x
5.776 * [taylor]: Taking taylor expansion of x in x
5.776 * [taylor]: Taking taylor expansion of y in x
5.776 * [taylor]: Taking taylor expansion of (- 2.0 (+ x y)) in x
5.776 * [taylor]: Taking taylor expansion of 2.0 in x
5.776 * [taylor]: Taking taylor expansion of (+ x y) in x
5.776 * [taylor]: Taking taylor expansion of x in x
5.776 * [taylor]: Taking taylor expansion of y in x
5.776 * [taylor]: Taking taylor expansion of (* -1 (/ y (- 2.0 y))) in y
5.776 * [taylor]: Taking taylor expansion of -1 in y
5.776 * [taylor]: Taking taylor expansion of (/ y (- 2.0 y)) in y
5.776 * [taylor]: Taking taylor expansion of y in y
5.777 * [taylor]: Taking taylor expansion of (- 2.0 y) in y
5.777 * [taylor]: Taking taylor expansion of 2.0 in y
5.777 * [taylor]: Taking taylor expansion of y in y
5.779 * [taylor]: Taking taylor expansion of (- (/ 1 (- 2.0 y)) (/ y (pow (- 2.0 y) 2))) in y
5.779 * [taylor]: Taking taylor expansion of (/ 1 (- 2.0 y)) in y
5.779 * [taylor]: Taking taylor expansion of (- 2.0 y) in y
5.779 * [taylor]: Taking taylor expansion of 2.0 in y
5.779 * [taylor]: Taking taylor expansion of y in y
5.780 * [taylor]: Taking taylor expansion of (/ y (pow (- 2.0 y) 2)) in y
5.780 * [taylor]: Taking taylor expansion of y in y
5.780 * [taylor]: Taking taylor expansion of (pow (- 2.0 y) 2) in y
5.780 * [taylor]: Taking taylor expansion of (- 2.0 y) in y
5.780 * [taylor]: Taking taylor expansion of 2.0 in y
5.780 * [taylor]: Taking taylor expansion of y in y
5.783 * [taylor]: Taking taylor expansion of (- (/ 1 (pow (- 2.0 y) 2)) (/ y (pow (- 2.0 y) 3))) in y
5.783 * [taylor]: Taking taylor expansion of (/ 1 (pow (- 2.0 y) 2)) in y
5.783 * [taylor]: Taking taylor expansion of (pow (- 2.0 y) 2) in y
5.783 * [taylor]: Taking taylor expansion of (- 2.0 y) in y
5.783 * [taylor]: Taking taylor expansion of 2.0 in y
5.783 * [taylor]: Taking taylor expansion of y in y
5.784 * [taylor]: Taking taylor expansion of (/ y (pow (- 2.0 y) 3)) in y
5.784 * [taylor]: Taking taylor expansion of y in y
5.784 * [taylor]: Taking taylor expansion of (pow (- 2.0 y) 3) in y
5.784 * [taylor]: Taking taylor expansion of (- 2.0 y) in y
5.784 * [taylor]: Taking taylor expansion of 2.0 in y
5.784 * [taylor]: Taking taylor expansion of y in y
5.786 * [approximate]: Taking taylor expansion of (/ (- (/ 1 x) (/ 1 y)) (- 2.0 (+ (/ 1 y) (/ 1 x)))) in (x y) around 0
5.786 * [taylor]: Taking taylor expansion of (/ (- (/ 1 x) (/ 1 y)) (- 2.0 (+ (/ 1 y) (/ 1 x)))) in y
5.786 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in y
5.786 * [taylor]: Taking taylor expansion of (/ 1 x) in y
5.786 * [taylor]: Taking taylor expansion of x in y
5.786 * [taylor]: Taking taylor expansion of (/ 1 y) in y
5.786 * [taylor]: Taking taylor expansion of y in y
5.787 * [taylor]: Taking taylor expansion of (- 2.0 (+ (/ 1 y) (/ 1 x))) in y
5.787 * [taylor]: Taking taylor expansion of 2.0 in y
5.787 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in y
5.787 * [taylor]: Taking taylor expansion of (/ 1 y) in y
5.787 * [taylor]: Taking taylor expansion of y in y
5.787 * [taylor]: Taking taylor expansion of (/ 1 x) in y
5.787 * [taylor]: Taking taylor expansion of x in y
5.788 * [taylor]: Taking taylor expansion of (/ (- (/ 1 x) (/ 1 y)) (- 2.0 (+ (/ 1 y) (/ 1 x)))) in x
5.788 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x
5.788 * [taylor]: Taking taylor expansion of (/ 1 x) in x
5.788 * [taylor]: Taking taylor expansion of x in x
5.789 * [taylor]: Taking taylor expansion of (/ 1 y) in x
5.789 * [taylor]: Taking taylor expansion of y in x
5.789 * [taylor]: Taking taylor expansion of (- 2.0 (+ (/ 1 y) (/ 1 x))) in x
5.789 * [taylor]: Taking taylor expansion of 2.0 in x
5.789 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
5.789 * [taylor]: Taking taylor expansion of (/ 1 y) in x
5.789 * [taylor]: Taking taylor expansion of y in x
5.789 * [taylor]: Taking taylor expansion of (/ 1 x) in x
5.789 * [taylor]: Taking taylor expansion of x in x
5.791 * [taylor]: Taking taylor expansion of (/ (- (/ 1 x) (/ 1 y)) (- 2.0 (+ (/ 1 y) (/ 1 x)))) in x
5.791 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x
5.791 * [taylor]: Taking taylor expansion of (/ 1 x) in x
5.791 * [taylor]: Taking taylor expansion of x in x
5.791 * [taylor]: Taking taylor expansion of (/ 1 y) in x
5.791 * [taylor]: Taking taylor expansion of y in x
5.791 * [taylor]: Taking taylor expansion of (- 2.0 (+ (/ 1 y) (/ 1 x))) in x
5.791 * [taylor]: Taking taylor expansion of 2.0 in x
5.791 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
5.791 * [taylor]: Taking taylor expansion of (/ 1 y) in x
5.791 * [taylor]: Taking taylor expansion of y in x
5.791 * [taylor]: Taking taylor expansion of (/ 1 x) in x
5.791 * [taylor]: Taking taylor expansion of x in x
5.793 * [taylor]: Taking taylor expansion of -1 in y
5.794 * [taylor]: Taking taylor expansion of (- (* 2 (/ 1 y)) 2.0) in y
5.794 * [taylor]: Taking taylor expansion of (* 2 (/ 1 y)) in y
5.794 * [taylor]: Taking taylor expansion of 2 in y
5.794 * [taylor]: Taking taylor expansion of (/ 1 y) in y
5.794 * [taylor]: Taking taylor expansion of y in y
5.794 * [taylor]: Taking taylor expansion of 2.0 in y
5.799 * [taylor]: Taking taylor expansion of (- (* 6.0 (/ 1 y)) (+ (* 2 (/ 1 (pow y 2))) 4.0)) in y
5.799 * [taylor]: Taking taylor expansion of (* 6.0 (/ 1 y)) in y
5.799 * [taylor]: Taking taylor expansion of 6.0 in y
5.799 * [taylor]: Taking taylor expansion of (/ 1 y) in y
5.799 * [taylor]: Taking taylor expansion of y in y
5.799 * [taylor]: Taking taylor expansion of (+ (* 2 (/ 1 (pow y 2))) 4.0) in y
5.799 * [taylor]: Taking taylor expansion of (* 2 (/ 1 (pow y 2))) in y
5.799 * [taylor]: Taking taylor expansion of 2 in y
5.799 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
5.800 * [taylor]: Taking taylor expansion of (pow y 2) in y
5.800 * [taylor]: Taking taylor expansion of y in y
5.800 * [taylor]: Taking taylor expansion of 4.0 in y
5.805 * [approximate]: Taking taylor expansion of (/ (- (/ 1 y) (/ 1 x)) (+ (/ 1 y) (+ (/ 1 x) 2.0))) in (x y) around 0
5.805 * [taylor]: Taking taylor expansion of (/ (- (/ 1 y) (/ 1 x)) (+ (/ 1 y) (+ (/ 1 x) 2.0))) in y
5.805 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in y
5.805 * [taylor]: Taking taylor expansion of (/ 1 y) in y
5.805 * [taylor]: Taking taylor expansion of y in y
5.806 * [taylor]: Taking taylor expansion of (/ 1 x) in y
5.806 * [taylor]: Taking taylor expansion of x in y
5.806 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (+ (/ 1 x) 2.0)) in y
5.806 * [taylor]: Taking taylor expansion of (/ 1 y) in y
5.806 * [taylor]: Taking taylor expansion of y in y
5.806 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 2.0) in y
5.806 * [taylor]: Taking taylor expansion of (/ 1 x) in y
5.806 * [taylor]: Taking taylor expansion of x in y
5.806 * [taylor]: Taking taylor expansion of 2.0 in y
5.807 * [taylor]: Taking taylor expansion of (/ (- (/ 1 y) (/ 1 x)) (+ (/ 1 y) (+ (/ 1 x) 2.0))) in x
5.807 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x
5.807 * [taylor]: Taking taylor expansion of (/ 1 y) in x
5.807 * [taylor]: Taking taylor expansion of y in x
5.807 * [taylor]: Taking taylor expansion of (/ 1 x) in x
5.807 * [taylor]: Taking taylor expansion of x in x
5.808 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (+ (/ 1 x) 2.0)) in x
5.808 * [taylor]: Taking taylor expansion of (/ 1 y) in x
5.808 * [taylor]: Taking taylor expansion of y in x
5.808 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 2.0) in x
5.808 * [taylor]: Taking taylor expansion of (/ 1 x) in x
5.808 * [taylor]: Taking taylor expansion of x in x
5.808 * [taylor]: Taking taylor expansion of 2.0 in x
5.809 * [taylor]: Taking taylor expansion of (/ (- (/ 1 y) (/ 1 x)) (+ (/ 1 y) (+ (/ 1 x) 2.0))) in x
5.809 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x
5.809 * [taylor]: Taking taylor expansion of (/ 1 y) in x
5.809 * [taylor]: Taking taylor expansion of y in x
5.809 * [taylor]: Taking taylor expansion of (/ 1 x) in x
5.809 * [taylor]: Taking taylor expansion of x in x
5.810 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (+ (/ 1 x) 2.0)) in x
5.810 * [taylor]: Taking taylor expansion of (/ 1 y) in x
5.810 * [taylor]: Taking taylor expansion of y in x
5.810 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 2.0) in x
5.810 * [taylor]: Taking taylor expansion of (/ 1 x) in x
5.810 * [taylor]: Taking taylor expansion of x in x
5.810 * [taylor]: Taking taylor expansion of 2.0 in x
5.812 * [taylor]: Taking taylor expansion of -1 in y
5.813 * [taylor]: Taking taylor expansion of (+ (* 2 (/ 1 y)) 2.0) in y
5.813 * [taylor]: Taking taylor expansion of (* 2 (/ 1 y)) in y
5.813 * [taylor]: Taking taylor expansion of 2 in y
5.813 * [taylor]: Taking taylor expansion of (/ 1 y) in y
5.813 * [taylor]: Taking taylor expansion of y in y
5.813 * [taylor]: Taking taylor expansion of 2.0 in y
5.817 * [taylor]: Taking taylor expansion of (- (+ (* 6.0 (/ 1 y)) (+ (* 2 (/ 1 (pow y 2))) 4.0))) in y
5.817 * [taylor]: Taking taylor expansion of (+ (* 6.0 (/ 1 y)) (+ (* 2 (/ 1 (pow y 2))) 4.0)) in y
5.817 * [taylor]: Taking taylor expansion of (* 6.0 (/ 1 y)) in y
5.817 * [taylor]: Taking taylor expansion of 6.0 in y
5.817 * [taylor]: Taking taylor expansion of (/ 1 y) in y
5.817 * [taylor]: Taking taylor expansion of y in y
5.818 * [taylor]: Taking taylor expansion of (+ (* 2 (/ 1 (pow y 2))) 4.0) in y
5.818 * [taylor]: Taking taylor expansion of (* 2 (/ 1 (pow y 2))) in y
5.818 * [taylor]: Taking taylor expansion of 2 in y
5.818 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
5.818 * [taylor]: Taking taylor expansion of (pow y 2) in y
5.818 * [taylor]: Taking taylor expansion of y in y
5.818 * [taylor]: Taking taylor expansion of 4.0 in y
5.823 * * * * [progress]: [ 2 / 2 ] generating series at (2 2)
5.823 * [approximate]: Taking taylor expansion of (/ (- 2.0 (+ x y)) (- x y)) in (x y) around 0
5.823 * [taylor]: Taking taylor expansion of (/ (- 2.0 (+ x y)) (- x y)) in y
5.823 * [taylor]: Taking taylor expansion of (- 2.0 (+ x y)) in y
5.823 * [taylor]: Taking taylor expansion of 2.0 in y
5.823 * [taylor]: Taking taylor expansion of (+ x y) in y
5.823 * [taylor]: Taking taylor expansion of x in y
5.823 * [taylor]: Taking taylor expansion of y in y
5.823 * [taylor]: Taking taylor expansion of (- x y) in y
5.823 * [taylor]: Taking taylor expansion of x in y
5.823 * [taylor]: Taking taylor expansion of y in y
5.823 * [taylor]: Taking taylor expansion of (/ (- 2.0 (+ x y)) (- x y)) in x
5.824 * [taylor]: Taking taylor expansion of (- 2.0 (+ x y)) in x
5.824 * [taylor]: Taking taylor expansion of 2.0 in x
5.824 * [taylor]: Taking taylor expansion of (+ x y) in x
5.824 * [taylor]: Taking taylor expansion of x in x
5.824 * [taylor]: Taking taylor expansion of y in x
5.824 * [taylor]: Taking taylor expansion of (- x y) in x
5.824 * [taylor]: Taking taylor expansion of x in x
5.824 * [taylor]: Taking taylor expansion of y in x
5.824 * [taylor]: Taking taylor expansion of (/ (- 2.0 (+ x y)) (- x y)) in x
5.824 * [taylor]: Taking taylor expansion of (- 2.0 (+ x y)) in x
5.824 * [taylor]: Taking taylor expansion of 2.0 in x
5.824 * [taylor]: Taking taylor expansion of (+ x y) in x
5.824 * [taylor]: Taking taylor expansion of x in x
5.824 * [taylor]: Taking taylor expansion of y in x
5.824 * [taylor]: Taking taylor expansion of (- x y) in x
5.824 * [taylor]: Taking taylor expansion of x in x
5.824 * [taylor]: Taking taylor expansion of y in x
5.824 * [taylor]: Taking taylor expansion of (* -1 (/ (- 2.0 y) y)) in y
5.824 * [taylor]: Taking taylor expansion of -1 in y
5.824 * [taylor]: Taking taylor expansion of (/ (- 2.0 y) y) in y
5.824 * [taylor]: Taking taylor expansion of (- 2.0 y) in y
5.824 * [taylor]: Taking taylor expansion of 2.0 in y
5.824 * [taylor]: Taking taylor expansion of y in y
5.824 * [taylor]: Taking taylor expansion of y in y
5.828 * [taylor]: Taking taylor expansion of (- (* 2 (/ 1 y)) (* 2.0 (/ 1 (pow y 2)))) in y
5.828 * [taylor]: Taking taylor expansion of (* 2 (/ 1 y)) in y
5.828 * [taylor]: Taking taylor expansion of 2 in y
5.828 * [taylor]: Taking taylor expansion of (/ 1 y) in y
5.828 * [taylor]: Taking taylor expansion of y in y
5.828 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in y
5.828 * [taylor]: Taking taylor expansion of 2.0 in y
5.828 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
5.828 * [taylor]: Taking taylor expansion of (pow y 2) in y
5.828 * [taylor]: Taking taylor expansion of y in y
5.836 * [taylor]: Taking taylor expansion of (- (* 2 (/ 1 (pow y 2))) (* 2.0 (/ 1 (pow y 3)))) in y
5.836 * [taylor]: Taking taylor expansion of (* 2 (/ 1 (pow y 2))) in y
5.836 * [taylor]: Taking taylor expansion of 2 in y
5.836 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
5.836 * [taylor]: Taking taylor expansion of (pow y 2) in y
5.836 * [taylor]: Taking taylor expansion of y in y
5.836 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 3))) in y
5.836 * [taylor]: Taking taylor expansion of 2.0 in y
5.836 * [taylor]: Taking taylor expansion of (/ 1 (pow y 3)) in y
5.836 * [taylor]: Taking taylor expansion of (pow y 3) in y
5.836 * [taylor]: Taking taylor expansion of y in y
5.851 * [taylor]: Taking taylor expansion of (- (* 2 (/ 1 (pow y 3))) (* 2.0 (/ 1 (pow y 4)))) in y
5.851 * [taylor]: Taking taylor expansion of (* 2 (/ 1 (pow y 3))) in y
5.851 * [taylor]: Taking taylor expansion of 2 in y
5.851 * [taylor]: Taking taylor expansion of (/ 1 (pow y 3)) in y
5.851 * [taylor]: Taking taylor expansion of (pow y 3) in y
5.851 * [taylor]: Taking taylor expansion of y in y
5.852 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 4))) in y
5.852 * [taylor]: Taking taylor expansion of 2.0 in y
5.852 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y
5.852 * [taylor]: Taking taylor expansion of (pow y 4) in y
5.852 * [taylor]: Taking taylor expansion of y in y
5.869 * [approximate]: Taking taylor expansion of (/ (- 2.0 (+ (/ 1 y) (/ 1 x))) (- (/ 1 x) (/ 1 y))) in (x y) around 0
5.869 * [taylor]: Taking taylor expansion of (/ (- 2.0 (+ (/ 1 y) (/ 1 x))) (- (/ 1 x) (/ 1 y))) in y
5.869 * [taylor]: Taking taylor expansion of (- 2.0 (+ (/ 1 y) (/ 1 x))) in y
5.869 * [taylor]: Taking taylor expansion of 2.0 in y
5.869 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in y
5.869 * [taylor]: Taking taylor expansion of (/ 1 y) in y
5.869 * [taylor]: Taking taylor expansion of y in y
5.869 * [taylor]: Taking taylor expansion of (/ 1 x) in y
5.869 * [taylor]: Taking taylor expansion of x in y
5.869 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in y
5.869 * [taylor]: Taking taylor expansion of (/ 1 x) in y
5.869 * [taylor]: Taking taylor expansion of x in y
5.869 * [taylor]: Taking taylor expansion of (/ 1 y) in y
5.869 * [taylor]: Taking taylor expansion of y in y
5.871 * [taylor]: Taking taylor expansion of (/ (- 2.0 (+ (/ 1 y) (/ 1 x))) (- (/ 1 x) (/ 1 y))) in x
5.871 * [taylor]: Taking taylor expansion of (- 2.0 (+ (/ 1 y) (/ 1 x))) in x
5.871 * [taylor]: Taking taylor expansion of 2.0 in x
5.871 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
5.871 * [taylor]: Taking taylor expansion of (/ 1 y) in x
5.871 * [taylor]: Taking taylor expansion of y in x
5.872 * [taylor]: Taking taylor expansion of (/ 1 x) in x
5.872 * [taylor]: Taking taylor expansion of x in x
5.872 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x
5.872 * [taylor]: Taking taylor expansion of (/ 1 x) in x
5.872 * [taylor]: Taking taylor expansion of x in x
5.872 * [taylor]: Taking taylor expansion of (/ 1 y) in x
5.872 * [taylor]: Taking taylor expansion of y in x
5.873 * [taylor]: Taking taylor expansion of (/ (- 2.0 (+ (/ 1 y) (/ 1 x))) (- (/ 1 x) (/ 1 y))) in x
5.873 * [taylor]: Taking taylor expansion of (- 2.0 (+ (/ 1 y) (/ 1 x))) in x
5.873 * [taylor]: Taking taylor expansion of 2.0 in x
5.873 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
5.873 * [taylor]: Taking taylor expansion of (/ 1 y) in x
5.873 * [taylor]: Taking taylor expansion of y in x
5.873 * [taylor]: Taking taylor expansion of (/ 1 x) in x
5.874 * [taylor]: Taking taylor expansion of x in x
5.874 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x
5.874 * [taylor]: Taking taylor expansion of (/ 1 x) in x
5.874 * [taylor]: Taking taylor expansion of x in x
5.874 * [taylor]: Taking taylor expansion of (/ 1 y) in x
5.874 * [taylor]: Taking taylor expansion of y in x
5.875 * [taylor]: Taking taylor expansion of -1 in y
5.877 * [taylor]: Taking taylor expansion of (- 2.0 (* 2 (/ 1 y))) in y
5.877 * [taylor]: Taking taylor expansion of 2.0 in y
5.877 * [taylor]: Taking taylor expansion of (* 2 (/ 1 y)) in y
5.877 * [taylor]: Taking taylor expansion of 2 in y
5.877 * [taylor]: Taking taylor expansion of (/ 1 y) in y
5.877 * [taylor]: Taking taylor expansion of y in y
5.881 * [taylor]: Taking taylor expansion of (- (* 2.0 (/ 1 y)) (* 2 (/ 1 (pow y 2)))) in y
5.881 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 y)) in y
5.881 * [taylor]: Taking taylor expansion of 2.0 in y
5.881 * [taylor]: Taking taylor expansion of (/ 1 y) in y
5.881 * [taylor]: Taking taylor expansion of y in y
5.881 * [taylor]: Taking taylor expansion of (* 2 (/ 1 (pow y 2))) in y
5.881 * [taylor]: Taking taylor expansion of 2 in y
5.882 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
5.882 * [taylor]: Taking taylor expansion of (pow y 2) in y
5.882 * [taylor]: Taking taylor expansion of y in y
5.890 * [taylor]: Taking taylor expansion of (- (* 2.0 (/ 1 (pow y 2))) (* 2 (/ 1 (pow y 3)))) in y
5.890 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in y
5.890 * [taylor]: Taking taylor expansion of 2.0 in y
5.890 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
5.890 * [taylor]: Taking taylor expansion of (pow y 2) in y
5.890 * [taylor]: Taking taylor expansion of y in y
5.891 * [taylor]: Taking taylor expansion of (* 2 (/ 1 (pow y 3))) in y
5.891 * [taylor]: Taking taylor expansion of 2 in y
5.891 * [taylor]: Taking taylor expansion of (/ 1 (pow y 3)) in y
5.891 * [taylor]: Taking taylor expansion of (pow y 3) in y
5.891 * [taylor]: Taking taylor expansion of y in y
5.902 * [approximate]: Taking taylor expansion of (/ (+ (/ 1 y) (+ (/ 1 x) 2.0)) (- (/ 1 y) (/ 1 x))) in (x y) around 0
5.902 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 y) (+ (/ 1 x) 2.0)) (- (/ 1 y) (/ 1 x))) in y
5.902 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (+ (/ 1 x) 2.0)) in y
5.902 * [taylor]: Taking taylor expansion of (/ 1 y) in y
5.902 * [taylor]: Taking taylor expansion of y in y
5.902 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 2.0) in y
5.902 * [taylor]: Taking taylor expansion of (/ 1 x) in y
5.902 * [taylor]: Taking taylor expansion of x in y
5.902 * [taylor]: Taking taylor expansion of 2.0 in y
5.902 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in y
5.902 * [taylor]: Taking taylor expansion of (/ 1 y) in y
5.902 * [taylor]: Taking taylor expansion of y in y
5.902 * [taylor]: Taking taylor expansion of (/ 1 x) in y
5.902 * [taylor]: Taking taylor expansion of x in y
5.903 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 y) (+ (/ 1 x) 2.0)) (- (/ 1 y) (/ 1 x))) in x
5.903 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (+ (/ 1 x) 2.0)) in x
5.903 * [taylor]: Taking taylor expansion of (/ 1 y) in x
5.903 * [taylor]: Taking taylor expansion of y in x
5.903 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 2.0) in x
5.903 * [taylor]: Taking taylor expansion of (/ 1 x) in x
5.903 * [taylor]: Taking taylor expansion of x in x
5.904 * [taylor]: Taking taylor expansion of 2.0 in x
5.904 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x
5.904 * [taylor]: Taking taylor expansion of (/ 1 y) in x
5.904 * [taylor]: Taking taylor expansion of y in x
5.904 * [taylor]: Taking taylor expansion of (/ 1 x) in x
5.904 * [taylor]: Taking taylor expansion of x in x
5.905 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 y) (+ (/ 1 x) 2.0)) (- (/ 1 y) (/ 1 x))) in x
5.905 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (+ (/ 1 x) 2.0)) in x
5.905 * [taylor]: Taking taylor expansion of (/ 1 y) in x
5.905 * [taylor]: Taking taylor expansion of y in x
5.906 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 2.0) in x
5.906 * [taylor]: Taking taylor expansion of (/ 1 x) in x
5.906 * [taylor]: Taking taylor expansion of x in x
5.906 * [taylor]: Taking taylor expansion of 2.0 in x
5.906 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x
5.906 * [taylor]: Taking taylor expansion of (/ 1 y) in x
5.906 * [taylor]: Taking taylor expansion of y in x
5.906 * [taylor]: Taking taylor expansion of (/ 1 x) in x
5.906 * [taylor]: Taking taylor expansion of x in x
5.908 * [taylor]: Taking taylor expansion of -1 in y
5.909 * [taylor]: Taking taylor expansion of (- (+ (* 2 (/ 1 y)) 2.0)) in y
5.910 * [taylor]: Taking taylor expansion of (+ (* 2 (/ 1 y)) 2.0) in y
5.910 * [taylor]: Taking taylor expansion of (* 2 (/ 1 y)) in y
5.910 * [taylor]: Taking taylor expansion of 2 in y
5.910 * [taylor]: Taking taylor expansion of (/ 1 y) in y
5.910 * [taylor]: Taking taylor expansion of y in y
5.910 * [taylor]: Taking taylor expansion of 2.0 in y
5.914 * [taylor]: Taking taylor expansion of (- (+ (* 2.0 (/ 1 y)) (* 2 (/ 1 (pow y 2))))) in y
5.914 * [taylor]: Taking taylor expansion of (+ (* 2.0 (/ 1 y)) (* 2 (/ 1 (pow y 2)))) in y
5.914 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 y)) in y
5.914 * [taylor]: Taking taylor expansion of 2.0 in y
5.914 * [taylor]: Taking taylor expansion of (/ 1 y) in y
5.914 * [taylor]: Taking taylor expansion of y in y
5.914 * [taylor]: Taking taylor expansion of (* 2 (/ 1 (pow y 2))) in y
5.915 * [taylor]: Taking taylor expansion of 2 in y
5.915 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
5.915 * [taylor]: Taking taylor expansion of (pow y 2) in y
5.915 * [taylor]: Taking taylor expansion of y in y
5.923 * [taylor]: Taking taylor expansion of (- (+ (* 2 (/ 1 (pow y 3))) (* 2.0 (/ 1 (pow y 2))))) in y
5.923 * [taylor]: Taking taylor expansion of (+ (* 2 (/ 1 (pow y 3))) (* 2.0 (/ 1 (pow y 2)))) in y
5.923 * [taylor]: Taking taylor expansion of (* 2 (/ 1 (pow y 3))) in y
5.923 * [taylor]: Taking taylor expansion of 2 in y
5.923 * [taylor]: Taking taylor expansion of (/ 1 (pow y 3)) in y
5.923 * [taylor]: Taking taylor expansion of (pow y 3) in y
5.923 * [taylor]: Taking taylor expansion of y in y
5.924 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in y
5.924 * [taylor]: Taking taylor expansion of 2.0 in y
5.924 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
5.924 * [taylor]: Taking taylor expansion of (pow y 2) in y
5.924 * [taylor]: Taking taylor expansion of y in y
5.935 * * * [progress]: simplifying candidates
5.941 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (- 1)
  (- (- (log (- 2.0 (+ x y))) (log (- x y))))
  (- (log (/ (- 2.0 (+ x y)) (- x y))))
  (- 0 (- (log (- 2.0 (+ x y))) (log (- x y))))
  (- 0 (log (/ (- 2.0 (+ x y)) (- x y))))
  (- (log 1) (- (log (- 2.0 (+ x y))) (log (- x y))))
  (- (log 1) (log (/ (- 2.0 (+ x y)) (- x y))))
  (log (/ 1 (/ (- 2.0 (+ x y)) (- x y))))
  (exp (/ 1 (/ (- 2.0 (+ x y)) (- x y))))
  (/ (* (* 1 1) 1) (/ (* (* (- 2.0 (+ x y)) (- 2.0 (+ x y))) (- 2.0 (+ x y))) (* (* (- x y) (- x y)) (- x y))))
  (/ (* (* 1 1) 1) (* (* (/ (- 2.0 (+ x y)) (- x y)) (/ (- 2.0 (+ x y)) (- x y))) (/ (- 2.0 (+ x y)) (- x y))))
  (* (cbrt (/ 1 (/ (- 2.0 (+ x y)) (- x y)))) (cbrt (/ 1 (/ (- 2.0 (+ x y)) (- x y)))))
  (cbrt (/ 1 (/ (- 2.0 (+ x y)) (- x y))))
  (* (* (/ 1 (/ (- 2.0 (+ x y)) (- x y))) (/ 1 (/ (- 2.0 (+ x y)) (- x y)))) (/ 1 (/ (- 2.0 (+ x y)) (- x y))))
  (sqrt (/ 1 (/ (- 2.0 (+ x y)) (- x y))))
  (sqrt (/ 1 (/ (- 2.0 (+ x y)) (- x y))))
  (- 1)
  (- (/ (- 2.0 (+ x y)) (- x y)))
  (/ (* (cbrt 1) (cbrt 1)) (* (cbrt (/ (- 2.0 (+ x y)) (- x y))) (cbrt (/ (- 2.0 (+ x y)) (- x y)))))
  (/ (cbrt 1) (cbrt (/ (- 2.0 (+ x y)) (- x y))))
  (/ (* (cbrt 1) (cbrt 1)) (sqrt (/ (- 2.0 (+ x y)) (- x y))))
  (/ (cbrt 1) (sqrt (/ (- 2.0 (+ x y)) (- x y))))
  (/ (* (cbrt 1) (cbrt 1)) (/ (* (cbrt (- 2.0 (+ x y))) (cbrt (- 2.0 (+ x y)))) (* (cbrt (- x y)) (cbrt (- x y)))))
  (/ (cbrt 1) (/ (cbrt (- 2.0 (+ x y))) (cbrt (- x y))))
  (/ (* (cbrt 1) (cbrt 1)) (/ (* (cbrt (- 2.0 (+ x y))) (cbrt (- 2.0 (+ x y)))) (sqrt (- x y))))
  (/ (cbrt 1) (/ (cbrt (- 2.0 (+ x y))) (sqrt (- x y))))
  (/ (* (cbrt 1) (cbrt 1)) (/ (* (cbrt (- 2.0 (+ x y))) (cbrt (- 2.0 (+ x y)))) 1))
  (/ (cbrt 1) (/ (cbrt (- 2.0 (+ x y))) (- x y)))
  (/ (* (cbrt 1) (cbrt 1)) (/ (* (cbrt (- 2.0 (+ x y))) (cbrt (- 2.0 (+ x y)))) (+ (sqrt x) (sqrt y))))
  (/ (cbrt 1) (/ (cbrt (- 2.0 (+ x y))) (- (sqrt x) (sqrt y))))
  (/ (* (cbrt 1) (cbrt 1)) (/ (* (cbrt (- 2.0 (+ x y))) (cbrt (- 2.0 (+ x y)))) 1))
  (/ (cbrt 1) (/ (cbrt (- 2.0 (+ x y))) (- x y)))
  (/ (* (cbrt 1) (cbrt 1)) (/ (sqrt (- 2.0 (+ x y))) (* (cbrt (- x y)) (cbrt (- x y)))))
  (/ (cbrt 1) (/ (sqrt (- 2.0 (+ x y))) (cbrt (- x y))))
  (/ (* (cbrt 1) (cbrt 1)) (/ (sqrt (- 2.0 (+ x y))) (sqrt (- x y))))
  (/ (cbrt 1) (/ (sqrt (- 2.0 (+ x y))) (sqrt (- x y))))
  (/ (* (cbrt 1) (cbrt 1)) (/ (sqrt (- 2.0 (+ x y))) 1))
  (/ (cbrt 1) (/ (sqrt (- 2.0 (+ x y))) (- x y)))
  (/ (* (cbrt 1) (cbrt 1)) (/ (sqrt (- 2.0 (+ x y))) (+ (sqrt x) (sqrt y))))
  (/ (cbrt 1) (/ (sqrt (- 2.0 (+ x y))) (- (sqrt x) (sqrt y))))
  (/ (* (cbrt 1) (cbrt 1)) (/ (sqrt (- 2.0 (+ x y))) 1))
  (/ (cbrt 1) (/ (sqrt (- 2.0 (+ x y))) (- x y)))
  (/ (* (cbrt 1) (cbrt 1)) (/ 1 (* (cbrt (- x y)) (cbrt (- x y)))))
  (/ (cbrt 1) (/ (- 2.0 (+ x y)) (cbrt (- x y))))
  (/ (* (cbrt 1) (cbrt 1)) (/ 1 (sqrt (- x y))))
  (/ (cbrt 1) (/ (- 2.0 (+ x y)) (sqrt (- x y))))
  (/ (* (cbrt 1) (cbrt 1)) (/ 1 1))
  (/ (cbrt 1) (/ (- 2.0 (+ x y)) (- x y)))
  (/ (* (cbrt 1) (cbrt 1)) (/ 1 (+ (sqrt x) (sqrt y))))
  (/ (cbrt 1) (/ (- 2.0 (+ x y)) (- (sqrt x) (sqrt y))))
  (/ (* (cbrt 1) (cbrt 1)) (/ 1 1))
  (/ (cbrt 1) (/ (- 2.0 (+ x y)) (- x y)))
  (/ (* (cbrt 1) (cbrt 1)) (/ (+ (sqrt 2.0) (sqrt (+ x y))) (* (cbrt (- x y)) (cbrt (- x y)))))
  (/ (cbrt 1) (/ (- (sqrt 2.0) (sqrt (+ x y))) (cbrt (- x y))))
  (/ (* (cbrt 1) (cbrt 1)) (/ (+ (sqrt 2.0) (sqrt (+ x y))) (sqrt (- x y))))
  (/ (cbrt 1) (/ (- (sqrt 2.0) (sqrt (+ x y))) (sqrt (- x y))))
  (/ (* (cbrt 1) (cbrt 1)) (/ (+ (sqrt 2.0) (sqrt (+ x y))) 1))
  (/ (cbrt 1) (/ (- (sqrt 2.0) (sqrt (+ x y))) (- x y)))
  (/ (* (cbrt 1) (cbrt 1)) (/ (+ (sqrt 2.0) (sqrt (+ x y))) (+ (sqrt x) (sqrt y))))
  (/ (cbrt 1) (/ (- (sqrt 2.0) (sqrt (+ x y))) (- (sqrt x) (sqrt y))))
  (/ (* (cbrt 1) (cbrt 1)) (/ (+ (sqrt 2.0) (sqrt (+ x y))) 1))
  (/ (cbrt 1) (/ (- (sqrt 2.0) (sqrt (+ x y))) (- x y)))
  (/ (* (cbrt 1) (cbrt 1)) (/ 1 (* (cbrt (- x y)) (cbrt (- x y)))))
  (/ (cbrt 1) (/ (- 2.0 (+ x y)) (cbrt (- x y))))
  (/ (* (cbrt 1) (cbrt 1)) (/ 1 (sqrt (- x y))))
  (/ (cbrt 1) (/ (- 2.0 (+ x y)) (sqrt (- x y))))
  (/ (* (cbrt 1) (cbrt 1)) (/ 1 1))
  (/ (cbrt 1) (/ (- 2.0 (+ x y)) (- x y)))
  (/ (* (cbrt 1) (cbrt 1)) (/ 1 (+ (sqrt x) (sqrt y))))
  (/ (cbrt 1) (/ (- 2.0 (+ x y)) (- (sqrt x) (sqrt y))))
  (/ (* (cbrt 1) (cbrt 1)) (/ 1 1))
  (/ (cbrt 1) (/ (- 2.0 (+ x y)) (- x y)))
  (/ (* (cbrt 1) (cbrt 1)) (/ 1 (* (cbrt (- x y)) (cbrt (- x y)))))
  (/ (cbrt 1) (/ (- 2.0 (+ x y)) (cbrt (- x y))))
  (/ (* (cbrt 1) (cbrt 1)) (/ 1 (sqrt (- x y))))
  (/ (cbrt 1) (/ (- 2.0 (+ x y)) (sqrt (- x y))))
  (/ (* (cbrt 1) (cbrt 1)) (/ 1 1))
  (/ (cbrt 1) (/ (- 2.0 (+ x y)) (- x y)))
  (/ (* (cbrt 1) (cbrt 1)) (/ 1 (+ (sqrt x) (sqrt y))))
  (/ (cbrt 1) (/ (- 2.0 (+ x y)) (- (sqrt x) (sqrt y))))
  (/ (* (cbrt 1) (cbrt 1)) (/ 1 1))
  (/ (cbrt 1) (/ (- 2.0 (+ x y)) (- x y)))
  (/ (* (cbrt 1) (cbrt 1)) 1)
  (/ (cbrt 1) (/ (- 2.0 (+ x y)) (- x y)))
  (/ (* (cbrt 1) (cbrt 1)) (- 2.0 (+ x y)))
  (/ (cbrt 1) (/ 1 (- x y)))
  (/ (* (cbrt 1) (cbrt 1)) (/ (- 2.0 (+ x y)) (- (pow x 3) (pow y 3))))
  (/ (cbrt 1) (+ (* x x) (+ (* y y) (* x y))))
  (/ (* (cbrt 1) (cbrt 1)) (/ (- 2.0 (+ x y)) (- (* x x) (* y y))))
  (/ (cbrt 1) (+ x y))
  (/ (sqrt 1) (* (cbrt (/ (- 2.0 (+ x y)) (- x y))) (cbrt (/ (- 2.0 (+ x y)) (- x y)))))
  (/ (sqrt 1) (cbrt (/ (- 2.0 (+ x y)) (- x y))))
  (/ (sqrt 1) (sqrt (/ (- 2.0 (+ x y)) (- x y))))
  (/ (sqrt 1) (sqrt (/ (- 2.0 (+ x y)) (- x y))))
  (/ (sqrt 1) (/ (* (cbrt (- 2.0 (+ x y))) (cbrt (- 2.0 (+ x y)))) (* (cbrt (- x y)) (cbrt (- x y)))))
  (/ (sqrt 1) (/ (cbrt (- 2.0 (+ x y))) (cbrt (- x y))))
  (/ (sqrt 1) (/ (* (cbrt (- 2.0 (+ x y))) (cbrt (- 2.0 (+ x y)))) (sqrt (- x y))))
  (/ (sqrt 1) (/ (cbrt (- 2.0 (+ x y))) (sqrt (- x y))))
  (/ (sqrt 1) (/ (* (cbrt (- 2.0 (+ x y))) (cbrt (- 2.0 (+ x y)))) 1))
  (/ (sqrt 1) (/ (cbrt (- 2.0 (+ x y))) (- x y)))
  (/ (sqrt 1) (/ (* (cbrt (- 2.0 (+ x y))) (cbrt (- 2.0 (+ x y)))) (+ (sqrt x) (sqrt y))))
  (/ (sqrt 1) (/ (cbrt (- 2.0 (+ x y))) (- (sqrt x) (sqrt y))))
  (/ (sqrt 1) (/ (* (cbrt (- 2.0 (+ x y))) (cbrt (- 2.0 (+ x y)))) 1))
  (/ (sqrt 1) (/ (cbrt (- 2.0 (+ x y))) (- x y)))
  (/ (sqrt 1) (/ (sqrt (- 2.0 (+ x y))) (* (cbrt (- x y)) (cbrt (- x y)))))
  (/ (sqrt 1) (/ (sqrt (- 2.0 (+ x y))) (cbrt (- x y))))
  (/ (sqrt 1) (/ (sqrt (- 2.0 (+ x y))) (sqrt (- x y))))
  (/ (sqrt 1) (/ (sqrt (- 2.0 (+ x y))) (sqrt (- x y))))
  (/ (sqrt 1) (/ (sqrt (- 2.0 (+ x y))) 1))
  (/ (sqrt 1) (/ (sqrt (- 2.0 (+ x y))) (- x y)))
  (/ (sqrt 1) (/ (sqrt (- 2.0 (+ x y))) (+ (sqrt x) (sqrt y))))
  (/ (sqrt 1) (/ (sqrt (- 2.0 (+ x y))) (- (sqrt x) (sqrt y))))
  (/ (sqrt 1) (/ (sqrt (- 2.0 (+ x y))) 1))
  (/ (sqrt 1) (/ (sqrt (- 2.0 (+ x y))) (- x y)))
  (/ (sqrt 1) (/ 1 (* (cbrt (- x y)) (cbrt (- x y)))))
  (/ (sqrt 1) (/ (- 2.0 (+ x y)) (cbrt (- x y))))
  (/ (sqrt 1) (/ 1 (sqrt (- x y))))
  (/ (sqrt 1) (/ (- 2.0 (+ x y)) (sqrt (- x y))))
  (/ (sqrt 1) (/ 1 1))
  (/ (sqrt 1) (/ (- 2.0 (+ x y)) (- x y)))
  (/ (sqrt 1) (/ 1 (+ (sqrt x) (sqrt y))))
  (/ (sqrt 1) (/ (- 2.0 (+ x y)) (- (sqrt x) (sqrt y))))
  (/ (sqrt 1) (/ 1 1))
  (/ (sqrt 1) (/ (- 2.0 (+ x y)) (- x y)))
  (/ (sqrt 1) (/ (+ (sqrt 2.0) (sqrt (+ x y))) (* (cbrt (- x y)) (cbrt (- x y)))))
  (/ (sqrt 1) (/ (- (sqrt 2.0) (sqrt (+ x y))) (cbrt (- x y))))
  (/ (sqrt 1) (/ (+ (sqrt 2.0) (sqrt (+ x y))) (sqrt (- x y))))
  (/ (sqrt 1) (/ (- (sqrt 2.0) (sqrt (+ x y))) (sqrt (- x y))))
  (/ (sqrt 1) (/ (+ (sqrt 2.0) (sqrt (+ x y))) 1))
  (/ (sqrt 1) (/ (- (sqrt 2.0) (sqrt (+ x y))) (- x y)))
  (/ (sqrt 1) (/ (+ (sqrt 2.0) (sqrt (+ x y))) (+ (sqrt x) (sqrt y))))
  (/ (sqrt 1) (/ (- (sqrt 2.0) (sqrt (+ x y))) (- (sqrt x) (sqrt y))))
  (/ (sqrt 1) (/ (+ (sqrt 2.0) (sqrt (+ x y))) 1))
  (/ (sqrt 1) (/ (- (sqrt 2.0) (sqrt (+ x y))) (- x y)))
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  (/ (- 2.0 (+ x y)) (- (* x x) (* y y)))
  (* (- x y) (+ (* 2.0 2.0) (+ (* (+ x y) (+ x y)) (* 2.0 (+ x y)))))
  (* (- x y) (+ 2.0 (+ x y)))
  (- (+ (* 0.25 (pow x 2)) (* 0.5 x)) (* 0.5 y))
  (- (+ (* 4.0 (/ 1 (pow x 2))) (+ (* 2.0 (/ 1 x)) 1)))
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  1
  (- (* 2.0 (/ 1 x)) 1)
  (- (* 2.0 (/ 1 x)) 1)
5.951 * * [simplify]: iteration  0 :  268  enodes  (cost  4626 )
6.052 * * [simplify]: iteration  1 :  646  enodes  (cost  3997 )
6.259 * * [simplify]: iteration  2 :  1894  enodes  (cost  3668 )
7.076 * * [simplify]: iteration  done :  5000  enodes  (cost  3666 )
7.078 * [simplify]: Simplified to:
   -1
  (log (/ (- x y) (- 2.0 (+ x y))))
  (log (/ (- x y) (- 2.0 (+ x y))))
  (log (/ (- x y) (- 2.0 (+ x y))))
  (log (/ (- x y) (- 2.0 (+ x y))))
  (log (/ (- x y) (- 2.0 (+ x y))))
  (log (/ (- x y) (- 2.0 (+ x y))))
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  (sqrt (/ (- x y) (- 2.0 (+ x y))))
  (sqrt (/ (- x y) (- 2.0 (+ x y))))
  -1
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  1
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  1
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  1
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  1
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  1
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  1
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  1
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  1
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  1
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  1
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  1
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  1
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  (/ 1 (+ (* x x) (* y (+ x y))))
  (/ (- (* x x) (* y y)) (- 2.0 (+ x y)))
  (/ 1 (+ x y))
  (/ 1 (* (cbrt (/ (- 2.0 (+ x y)) (- x y))) (cbrt (/ (- 2.0 (+ x y)) (- x y)))))
  (/ 1 (cbrt (/ (- 2.0 (+ x y)) (- x y))))
  (/ 1 (sqrt (/ (- 2.0 (+ x y)) (- x y))))
  (/ 1 (sqrt (/ (- 2.0 (+ x y)) (- x y))))
  (/ (* (cbrt (- x y)) (cbrt (- x y))) (* (cbrt (- 2.0 (+ x y))) (cbrt (- 2.0 (+ x y)))))
  (/ 1 (/ (cbrt (- 2.0 (+ x y))) (cbrt (- x y))))
  (/ (sqrt (- x y)) (* (cbrt (- 2.0 (+ x y))) (cbrt (- 2.0 (+ x y)))))
  (/ (sqrt (- x y)) (cbrt (- 2.0 (+ x y))))
  (/ 1 (* (cbrt (- 2.0 (+ x y))) (cbrt (- 2.0 (+ x y)))))
  (/ (- x y) (cbrt (- 2.0 (+ x y))))
  (/ (+ (sqrt y) (sqrt x)) (* (cbrt (- 2.0 (+ x y))) (cbrt (- 2.0 (+ x y)))))
  (/ 1 (/ (cbrt (- 2.0 (+ x y))) (- (sqrt x) (sqrt y))))
  (/ 1 (* (cbrt (- 2.0 (+ x y))) (cbrt (- 2.0 (+ x y)))))
  (/ (- x y) (cbrt (- 2.0 (+ x y))))
  (/ (* (cbrt (- x y)) (cbrt (- x y))) (sqrt (- 2.0 (+ x y))))
  (* (/ 1 (sqrt (- 2.0 (+ x y)))) (cbrt (- x y)))
  (/ (sqrt (- x y)) (sqrt (- 2.0 (+ x y))))
  (/ (sqrt (- x y)) (sqrt (- 2.0 (+ x y))))
  (/ 1 (sqrt (- 2.0 (+ x y))))
  (/ (- x y) (sqrt (- 2.0 (+ x y))))
  (/ (+ (sqrt y) (sqrt x)) (sqrt (- 2.0 (+ x y))))
  (/ 1 (/ (sqrt (- 2.0 (+ x y))) (- (sqrt x) (sqrt y))))
  (/ 1 (sqrt (- 2.0 (+ x y))))
  (/ (- x y) (sqrt (- 2.0 (+ x y))))
  (* (cbrt (- x y)) (cbrt (- x y)))
  (* (/ 1 (- 2.0 (+ x y))) (cbrt (- x y)))
  (sqrt (- x y))
  (/ (sqrt (- x y)) (- 2.0 (+ x y)))
  1
  (/ (- x y) (- 2.0 (+ x y)))
  (+ (sqrt y) (sqrt x))
  (* (/ 1 (- 2.0 (+ x y))) (- (sqrt x) (sqrt y)))
  1
  (/ (- x y) (- 2.0 (+ x y)))
  (/ (* (cbrt (- x y)) (cbrt (- x y))) (+ (sqrt (+ x y)) (sqrt 2.0)))
  (/ 1 (/ (- (sqrt 2.0) (sqrt (+ x y))) (cbrt (- x y))))
  (/ (sqrt (- x y)) (+ (sqrt (+ x y)) (sqrt 2.0)))
  (/ (sqrt (- x y)) (- (sqrt 2.0) (sqrt (+ x y))))
  (/ 1 (+ (sqrt 2.0) (sqrt (+ x y))))
  (/ (- x y) (- (sqrt 2.0) (sqrt (+ x y))))
  (/ (+ (sqrt y) (sqrt x)) (+ (sqrt (+ x y)) (sqrt 2.0)))
  (/ 1 (/ (- (sqrt 2.0) (sqrt (+ x y))) (- (sqrt x) (sqrt y))))
  (/ 1 (+ (sqrt 2.0) (sqrt (+ x y))))
  (/ (- x y) (- (sqrt 2.0) (sqrt (+ x y))))
  (* (cbrt (- x y)) (cbrt (- x y)))
  (* (/ 1 (- 2.0 (+ x y))) (cbrt (- x y)))
  (sqrt (- x y))
  (/ (sqrt (- x y)) (- 2.0 (+ x y)))
  1
  (/ (- x y) (- 2.0 (+ x y)))
  (+ (sqrt y) (sqrt x))
  (* (/ 1 (- 2.0 (+ x y))) (- (sqrt x) (sqrt y)))
  1
  (/ (- x y) (- 2.0 (+ x y)))
  (* (cbrt (- x y)) (cbrt (- x y)))
  (* (/ 1 (- 2.0 (+ x y))) (cbrt (- x y)))
  (sqrt (- x y))
  (/ (sqrt (- x y)) (- 2.0 (+ x y)))
  1
  (/ (- x y) (- 2.0 (+ x y)))
  (+ (sqrt y) (sqrt x))
  (* (/ 1 (- 2.0 (+ x y))) (- (sqrt x) (sqrt y)))
  1
  (/ (- x y) (- 2.0 (+ x y)))
  1
  (/ (- x y) (- 2.0 (+ x y)))
  (/ 1 (- 2.0 (+ x y)))
  (- x y)
  (/ 1 (/ (- 2.0 (+ x y)) (- (pow x 3) (pow y 3))))
  (/ 1 (+ (* x x) (* y (+ x y))))
  (/ (- (* x x) (* y y)) (- 2.0 (+ x y)))
  (/ 1 (+ x y))
  (/ (- x y) (- 2.0 (+ x y)))
  (/ (- 2.0 (+ x y)) (- x y))
  (/ 1 (* (cbrt (/ (- 2.0 (+ x y)) (- x y))) (cbrt (/ (- 2.0 (+ x y)) (- x y)))))
  (/ 1 (sqrt (/ (- 2.0 (+ x y)) (- x y))))
  (/ (* (cbrt (- x y)) (cbrt (- x y))) (* (cbrt (- 2.0 (+ x y))) (cbrt (- 2.0 (+ x y)))))
  (/ (sqrt (- x y)) (* (cbrt (- 2.0 (+ x y))) (cbrt (- 2.0 (+ x y)))))
  (/ 1 (* (cbrt (- 2.0 (+ x y))) (cbrt (- 2.0 (+ x y)))))
  (/ (+ (sqrt y) (sqrt x)) (* (cbrt (- 2.0 (+ x y))) (cbrt (- 2.0 (+ x y)))))
  (/ 1 (* (cbrt (- 2.0 (+ x y))) (cbrt (- 2.0 (+ x y)))))
  (/ (* (cbrt (- x y)) (cbrt (- x y))) (sqrt (- 2.0 (+ x y))))
  (/ (sqrt (- x y)) (sqrt (- 2.0 (+ x y))))
  (/ 1 (sqrt (- 2.0 (+ x y))))
  (/ (+ (sqrt y) (sqrt x)) (sqrt (- 2.0 (+ x y))))
  (/ 1 (sqrt (- 2.0 (+ x y))))
  (* (cbrt (- x y)) (cbrt (- x y)))
  (sqrt (- x y))
  1
  (+ (sqrt y) (sqrt x))
  1
  (/ (* (cbrt (- x y)) (cbrt (- x y))) (+ (sqrt (+ x y)) (sqrt 2.0)))
  (/ (sqrt (- x y)) (+ (sqrt (+ x y)) (sqrt 2.0)))
  (/ 1 (+ (sqrt 2.0) (sqrt (+ x y))))
  (/ (+ (sqrt y) (sqrt x)) (+ (sqrt (+ x y)) (sqrt 2.0)))
  (/ 1 (+ (sqrt 2.0) (sqrt (+ x y))))
  (* (cbrt (- x y)) (cbrt (- x y)))
  (sqrt (- x y))
  1
  (+ (sqrt y) (sqrt x))
  1
  (* (cbrt (- x y)) (cbrt (- x y)))
  (sqrt (- x y))
  1
  (+ (sqrt y) (sqrt x))
  1
  1
  (/ 1 (- 2.0 (+ x y)))
  (/ 1 (/ (- 2.0 (+ x y)) (- (pow x 3) (pow y 3))))
  (/ (- (* x x) (* y y)) (- 2.0 (+ x y)))
  (/ (- 2.0 (+ x y)) (- x y))
  (/ (- 2.0 (+ x y)) (- x y))
  (/ (- 2.0 (+ x y)) (- x y))
  (/ 1 (- 2.0 (+ x y)))
  (log (/ (- 2.0 (+ x y)) (- x y)))
  (log (/ (- 2.0 (+ x y)) (- x y)))
  (exp (/ (- 2.0 (+ x y)) (- x y)))
  (pow (/ (- 2.0 (+ x y)) (- x y)) 3)
  (* (cbrt (/ (- 2.0 (+ x y)) (- x y))) (cbrt (/ (- 2.0 (+ x y)) (- x y))))
  (cbrt (/ (- 2.0 (+ x y)) (- x y)))
  (pow (/ (- 2.0 (+ x y)) (- x y)) 3)
  (sqrt (/ (- 2.0 (+ x y)) (- x y)))
  (sqrt (/ (- 2.0 (+ x y)) (- x y)))
  (- (- 2.0 (+ x y)))
  (- (- x y))
  (/ 2.0 (- x y))
  (/ (+ y x) (- x y))
  (/ (* (cbrt (- 2.0 (+ x y))) (cbrt (- 2.0 (+ x y)))) (* (cbrt (- x y)) (cbrt (- x y))))
  (/ (cbrt (- 2.0 (+ x y))) (cbrt (- x y)))
  (/ (* (cbrt (- 2.0 (+ x y))) (cbrt (- 2.0 (+ x y)))) (sqrt (- x y)))
  (/ (cbrt (- 2.0 (+ x y))) (sqrt (- x y)))
  (* (cbrt (- 2.0 (+ x y))) (cbrt (- 2.0 (+ x y))))
  (/ (cbrt (- 2.0 (+ x y))) (- x y))
  (/ (cbrt (- 2.0 (+ x y))) (/ (+ (sqrt y) (sqrt x)) (cbrt (- 2.0 (+ x y)))))
  (/ (cbrt (- 2.0 (+ x y))) (- (sqrt x) (sqrt y)))
  (* (cbrt (- 2.0 (+ x y))) (cbrt (- 2.0 (+ x y))))
  (/ (cbrt (- 2.0 (+ x y))) (- x y))
  (/ (sqrt (- 2.0 (+ x y))) (* (cbrt (- x y)) (cbrt (- x y))))
  (/ (sqrt (- 2.0 (+ x y))) (cbrt (- x y)))
  (/ (sqrt (- 2.0 (+ x y))) (sqrt (- x y)))
  (/ (sqrt (- 2.0 (+ x y))) (sqrt (- x y)))
  (sqrt (- 2.0 (+ x y)))
  (/ (sqrt (- 2.0 (+ x y))) (- x y))
  (/ (sqrt (- 2.0 (+ x y))) (+ (sqrt x) (sqrt y)))
  (/ (sqrt (- 2.0 (+ x y))) (- (sqrt x) (sqrt y)))
  (sqrt (- 2.0 (+ x y)))
  (/ (sqrt (- 2.0 (+ x y))) (- x y))
  (/ (/ 1 (cbrt (- x y))) (cbrt (- x y)))
  (/ (- 2.0 (+ x y)) (cbrt (- x y)))
  (/ 1 (sqrt (- x y)))
  (/ (- 2.0 (+ x y)) (sqrt (- x y)))
  1
  (/ (- 2.0 (+ x y)) (- x y))
  (/ 1 (+ (sqrt x) (sqrt y)))
  (/ (- 2.0 (+ x y)) (- (sqrt x) (sqrt y)))
  1
  (/ (- 2.0 (+ x y)) (- x y))
  (/ (/ (+ (sqrt (+ x y)) (sqrt 2.0)) (cbrt (- x y))) (cbrt (- x y)))
  (/ (- (sqrt 2.0) (sqrt (+ x y))) (cbrt (- x y)))
  (/ (+ (sqrt 2.0) (sqrt (+ x y))) (sqrt (- x y)))
  (/ (- (sqrt 2.0) (sqrt (+ x y))) (sqrt (- x y)))
  (+ (sqrt (+ x y)) (sqrt 2.0))
  (/ (- (sqrt 2.0) (sqrt (+ x y))) (- x y))
  (/ (+ (sqrt 2.0) (sqrt (+ x y))) (+ (sqrt x) (sqrt y)))
  (/ (- (sqrt 2.0) (sqrt (+ x y))) (- (sqrt x) (sqrt y)))
  (+ (sqrt (+ x y)) (sqrt 2.0))
  (/ (- (sqrt 2.0) (sqrt (+ x y))) (- x y))
  (/ (/ 1 (cbrt (- x y))) (cbrt (- x y)))
  (/ (- 2.0 (+ x y)) (cbrt (- x y)))
  (/ 1 (sqrt (- x y)))
  (/ (- 2.0 (+ x y)) (sqrt (- x y)))
  1
  (/ (- 2.0 (+ x y)) (- x y))
  (/ 1 (+ (sqrt x) (sqrt y)))
  (/ (- 2.0 (+ x y)) (- (sqrt x) (sqrt y)))
  1
  (/ (- 2.0 (+ x y)) (- x y))
  (/ (/ 1 (cbrt (- x y))) (cbrt (- x y)))
  (/ (- 2.0 (+ x y)) (cbrt (- x y)))
  (/ 1 (sqrt (- x y)))
  (/ (- 2.0 (+ x y)) (sqrt (- x y)))
  1
  (/ (- 2.0 (+ x y)) (- x y))
  (/ 1 (+ (sqrt x) (sqrt y)))
  (/ (- 2.0 (+ x y)) (- (sqrt x) (sqrt y)))
  1
  (/ (- 2.0 (+ x y)) (- x y))
  (/ 1 (- x y))
  (/ (- x y) (- 2.0 (+ x y)))
  (/ (- 2.0 (+ x y)) (* (cbrt (- x y)) (cbrt (- x y))))
  (/ (- 2.0 (+ x y)) (sqrt (- x y)))
  (- 2.0 (+ x y))
  (/ (- 2.0 (+ x y)) (+ (sqrt x) (sqrt y)))
  (- 2.0 (+ x y))
  (/ (- x y) (cbrt (- 2.0 (+ x y))))
  (/ (- x y) (sqrt (- 2.0 (+ x y))))
  (/ (- x y) (- 2.0 (+ x y)))
  (/ (- x y) (- (sqrt 2.0) (sqrt (+ x y))))
  (/ (- x y) (- 2.0 (+ x y)))
  (/ (- x y) (- 2.0 (+ x y)))
  (/ (- 2.0 (+ x y)) (- (pow x 3) (pow y 3)))
  (/ (- 2.0 (+ x y)) (- (* x x) (* y y)))
  (* (+ (* (+ x y) (+ 2.0 (+ x y))) (* 2.0 2.0)) (- x y))
  (* (- x y) (+ 2.0 (+ x y)))
  (+ (* 0.25 (pow x 2)) (* 0.5 (- x y)))
  (- (- -1 (/ 2.0 x)) (/ 4.0 (* x x)))
  (- (- -1 (/ 2.0 x)) (/ 4.0 (* x x)))
  1
  (+ -1 (/ 2.0 x))
  (+ -1 (/ 2.0 x))
7.080 * * * [progress]: adding candidates to table
7.331 * [progress]: [Phase 3 of 3] Extracting.
7.331 * * [regime]: Finding splitpoints for: (#<alt (λ (x y) (* 1 (- (cbrt (pow (/ x (- 2.0 (+ x y))) 3)) (/ y (- 2.0 (+ x y))))))> #<alt (λ (x y) (/ 1 (/ (- 2.0 (+ x y)) (- x y))))> #<alt (λ (x y) (* 1 (- (/ x (- 2.0 (+ x y))) (/ y (- 2.0 (+ x y))))))>)
7.332 * * * [regime-changes]: Trying 2 branch expressions: (y x)
7.332 * * * * [regimes]: Trying to branch on y from (#<alt (λ (x y) (* 1 (- (cbrt (pow (/ x (- 2.0 (+ x y))) 3)) (/ y (- 2.0 (+ x y))))))> #<alt (λ (x y) (/ 1 (/ (- 2.0 (+ x y)) (- x y))))> #<alt (λ (x y) (* 1 (- (/ x (- 2.0 (+ x y))) (/ y (- 2.0 (+ x y))))))>)
7.345 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x y) (* 1 (- (cbrt (pow (/ x (- 2.0 (+ x y))) 3)) (/ y (- 2.0 (+ x y))))))> #<alt (λ (x y) (/ 1 (/ (- 2.0 (+ x y)) (- x y))))> #<alt (λ (x y) (* 1 (- (/ x (- 2.0 (+ x y))) (/ y (- 2.0 (+ x y))))))>)
7.359 * * * [regime]: Found split indices: #<option (#s(si 2 255))>
7.359 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (* 1 (- (/ x (- 2.0 (+ x y))) (/ y (- 2.0 (+ x y)))))
7.360 * * [simplify]: iteration  0 :  10  enodes  (cost  17 )
7.360 * * [simplify]: iteration  1 :  14  enodes  (cost  15 )
7.361 * * [simplify]: iteration  done :  14  enodes  (cost  15 )
7.361 * [simplify]: Simplified to:
   (- (/ x (- 2.0 (+ x y))) (/ y (- 2.0 (+ x y))))
7.746 * [regime-testing]: Baseline error score: 0.018377297162145267
7.747 * [regime-testing]: Oracle error score: 0.010751343917989748
7.748 * [regime-testing]: End program error score: 0.018377297162145267
7.766 * [regime-testing]: Target error score: 0.018377297162145267