17.600 * [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) (* (* x 2.0) y))
0.015 * * [simplify]: iteration  0 :  7  enodes  (cost  9 )
0.016 * * [simplify]: iteration  1 :  18  enodes  (cost  9 )
0.019 * * [simplify]: iteration  2 :  47  enodes  (cost  9 )
0.027 * * [simplify]: iteration  3 :  102  enodes  (cost  9 )
0.041 * * [simplify]: iteration  4 :  146  enodes  (cost  9 )
0.063 * * [simplify]: iteration  5 :  171  enodes  (cost  9 )
0.082 * * [simplify]: iteration  6 :  186  enodes  (cost  9 )
0.104 * * [simplify]: iteration  7 :  191  enodes  (cost  9 )
0.124 * * [simplify]: iteration  done :  191  enodes  (cost  9 )
0.124 * [simplify]: Simplified to:
   (/ (- x y) (* (* x 2.0) y))
0.124 * * [progress]: iteration 1 / 4
0.124 * * * [progress]: picking best candidate
0.126 * * * * [pick]: Picked  #<alt (λ (x y) (/ (- x y) (* (* x 2.0) y)))>
0.126 * * * [progress]: localizing error
0.131 * * * [progress]: generating rewritten candidates
0.132 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.144 * * * [progress]: generating series expansions
0.144 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.144 * [approximate]: Taking taylor expansion of (* 0.5 (/ (- x y) (* x y))) in (x y) around 0
0.144 * [taylor]: Taking taylor expansion of (* 0.5 (/ (- x y) (* x y))) in y
0.144 * [taylor]: Taking taylor expansion of 0.5 in y
0.144 * [taylor]: Taking taylor expansion of (/ (- x y) (* x y)) in y
0.144 * [taylor]: Taking taylor expansion of (- x y) in y
0.145 * [taylor]: Taking taylor expansion of x in y
0.145 * [taylor]: Taking taylor expansion of y in y
0.145 * [taylor]: Taking taylor expansion of (* x y) in y
0.145 * [taylor]: Taking taylor expansion of x in y
0.145 * [taylor]: Taking taylor expansion of y in y
0.145 * [taylor]: Taking taylor expansion of (* 0.5 (/ (- x y) (* x y))) in x
0.145 * [taylor]: Taking taylor expansion of 0.5 in x
0.145 * [taylor]: Taking taylor expansion of (/ (- x y) (* x y)) in x
0.145 * [taylor]: Taking taylor expansion of (- x y) in x
0.145 * [taylor]: Taking taylor expansion of x in x
0.145 * [taylor]: Taking taylor expansion of y in x
0.145 * [taylor]: Taking taylor expansion of (* x y) in x
0.145 * [taylor]: Taking taylor expansion of x in x
0.145 * [taylor]: Taking taylor expansion of y in x
0.146 * [taylor]: Taking taylor expansion of (* 0.5 (/ (- x y) (* x y))) in x
0.146 * [taylor]: Taking taylor expansion of 0.5 in x
0.146 * [taylor]: Taking taylor expansion of (/ (- x y) (* x y)) in x
0.146 * [taylor]: Taking taylor expansion of (- x y) in x
0.146 * [taylor]: Taking taylor expansion of x in x
0.146 * [taylor]: Taking taylor expansion of y in x
0.146 * [taylor]: Taking taylor expansion of (* x y) in x
0.146 * [taylor]: Taking taylor expansion of x in x
0.146 * [taylor]: Taking taylor expansion of y in x
0.147 * [taylor]: Taking taylor expansion of -0.5 in y
0.148 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 y)) in y
0.148 * [taylor]: Taking taylor expansion of 0.5 in y
0.148 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.148 * [taylor]: Taking taylor expansion of y in y
0.150 * [taylor]: Taking taylor expansion of 0 in y
0.154 * [taylor]: Taking taylor expansion of 0 in y
0.157 * [taylor]: Taking taylor expansion of 0 in y
0.158 * [approximate]: Taking taylor expansion of (* 0.5 (* (- (/ 1 x) (/ 1 y)) (* x y))) in (x y) around 0
0.158 * [taylor]: Taking taylor expansion of (* 0.5 (* (- (/ 1 x) (/ 1 y)) (* x y))) in y
0.158 * [taylor]: Taking taylor expansion of 0.5 in y
0.158 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) (* x y)) in y
0.158 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in y
0.158 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.158 * [taylor]: Taking taylor expansion of x in y
0.158 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.158 * [taylor]: Taking taylor expansion of y in y
0.158 * [taylor]: Taking taylor expansion of (* x y) in y
0.158 * [taylor]: Taking taylor expansion of x in y
0.158 * [taylor]: Taking taylor expansion of y in y
0.158 * [taylor]: Taking taylor expansion of (* 0.5 (* (- (/ 1 x) (/ 1 y)) (* x y))) in x
0.158 * [taylor]: Taking taylor expansion of 0.5 in x
0.158 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) (* x y)) in x
0.158 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x
0.158 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.158 * [taylor]: Taking taylor expansion of x in x
0.159 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.159 * [taylor]: Taking taylor expansion of y in x
0.159 * [taylor]: Taking taylor expansion of (* x y) in x
0.159 * [taylor]: Taking taylor expansion of x in x
0.159 * [taylor]: Taking taylor expansion of y in x
0.159 * [taylor]: Taking taylor expansion of (* 0.5 (* (- (/ 1 x) (/ 1 y)) (* x y))) in x
0.159 * [taylor]: Taking taylor expansion of 0.5 in x
0.159 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) (* x y)) in x
0.159 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x
0.159 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.159 * [taylor]: Taking taylor expansion of x in x
0.159 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.159 * [taylor]: Taking taylor expansion of y in x
0.159 * [taylor]: Taking taylor expansion of (* x y) in x
0.159 * [taylor]: Taking taylor expansion of x in x
0.159 * [taylor]: Taking taylor expansion of y in x
0.160 * [taylor]: Taking taylor expansion of 0 in y
0.161 * [taylor]: Taking taylor expansion of (* 0.5 y) in y
0.161 * [taylor]: Taking taylor expansion of 0.5 in y
0.161 * [taylor]: Taking taylor expansion of y in y
0.164 * [taylor]: Taking taylor expansion of (- 0.5) in y
0.164 * [taylor]: Taking taylor expansion of 0.5 in y
0.170 * [taylor]: Taking taylor expansion of 0 in y
0.175 * [taylor]: Taking taylor expansion of 0 in y
0.180 * [taylor]: Taking taylor expansion of 0 in y
0.181 * [approximate]: Taking taylor expansion of (* 0.5 (* x (* y (- (/ 1 y) (/ 1 x))))) in (x y) around 0
0.181 * [taylor]: Taking taylor expansion of (* 0.5 (* x (* y (- (/ 1 y) (/ 1 x))))) in y
0.181 * [taylor]: Taking taylor expansion of 0.5 in y
0.181 * [taylor]: Taking taylor expansion of (* x (* y (- (/ 1 y) (/ 1 x)))) in y
0.181 * [taylor]: Taking taylor expansion of x in y
0.181 * [taylor]: Taking taylor expansion of (* y (- (/ 1 y) (/ 1 x))) in y
0.181 * [taylor]: Taking taylor expansion of y in y
0.181 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in y
0.181 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.181 * [taylor]: Taking taylor expansion of y in y
0.181 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.181 * [taylor]: Taking taylor expansion of x in y
0.181 * [taylor]: Taking taylor expansion of (* 0.5 (* x (* y (- (/ 1 y) (/ 1 x))))) in x
0.182 * [taylor]: Taking taylor expansion of 0.5 in x
0.182 * [taylor]: Taking taylor expansion of (* x (* y (- (/ 1 y) (/ 1 x)))) in x
0.182 * [taylor]: Taking taylor expansion of x in x
0.182 * [taylor]: Taking taylor expansion of (* y (- (/ 1 y) (/ 1 x))) in x
0.182 * [taylor]: Taking taylor expansion of y in x
0.182 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x
0.182 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.182 * [taylor]: Taking taylor expansion of y in x
0.182 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.182 * [taylor]: Taking taylor expansion of x in x
0.182 * [taylor]: Taking taylor expansion of (* 0.5 (* x (* y (- (/ 1 y) (/ 1 x))))) in x
0.182 * [taylor]: Taking taylor expansion of 0.5 in x
0.182 * [taylor]: Taking taylor expansion of (* x (* y (- (/ 1 y) (/ 1 x)))) in x
0.182 * [taylor]: Taking taylor expansion of x in x
0.182 * [taylor]: Taking taylor expansion of (* y (- (/ 1 y) (/ 1 x))) in x
0.182 * [taylor]: Taking taylor expansion of y in x
0.182 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x
0.182 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.182 * [taylor]: Taking taylor expansion of y in x
0.182 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.182 * [taylor]: Taking taylor expansion of x in x
0.183 * [taylor]: Taking taylor expansion of 0 in y
0.185 * [taylor]: Taking taylor expansion of (- (* 0.5 y)) in y
0.185 * [taylor]: Taking taylor expansion of (* 0.5 y) in y
0.185 * [taylor]: Taking taylor expansion of 0.5 in y
0.185 * [taylor]: Taking taylor expansion of y in y
0.187 * [taylor]: Taking taylor expansion of 0.5 in y
0.191 * [taylor]: Taking taylor expansion of 0 in y
0.196 * [taylor]: Taking taylor expansion of 0 in y
0.201 * [taylor]: Taking taylor expansion of 0 in y
0.202 * * * [progress]: simplifying candidates
0.203 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (- (log (- x y)) (+ (+ (log x) (log 2.0)) (log y)))
  (- (log (- x y)) (+ (log (* x 2.0)) (log y)))
  (- (log (- x y)) (log (* (* x 2.0) y)))
  (log (/ (- x y) (* (* x 2.0) y)))
  (exp (/ (- x y) (* (* x 2.0) y)))
  (/ (* (* (- x y) (- x y)) (- x y)) (* (* (* (* x x) x) (* (* 2.0 2.0) 2.0)) (* (* y y) y)))
  (/ (* (* (- x y) (- x y)) (- x y)) (* (* (* (* x 2.0) (* x 2.0)) (* x 2.0)) (* (* y y) y)))
  (/ (* (* (- x y) (- x y)) (- x y)) (* (* (* (* x 2.0) y) (* (* x 2.0) y)) (* (* x 2.0) y)))
  (* (cbrt (/ (- x y) (* (* x 2.0) y))) (cbrt (/ (- x y) (* (* x 2.0) y))))
  (cbrt (/ (- x y) (* (* x 2.0) y)))
  (* (* (/ (- x y) (* (* x 2.0) y)) (/ (- x y) (* (* x 2.0) y))) (/ (- x y) (* (* x 2.0) y)))
  (sqrt (/ (- x y) (* (* x 2.0) y)))
  (sqrt (/ (- x y) (* (* x 2.0) y)))
  (- (- x y))
  (- (* (* x 2.0) y))
  (/ x (* (* x 2.0) y))
  (/ y (* (* x 2.0) y))
  (/ (* (cbrt (- x y)) (cbrt (- x y))) (* x 2.0))
  (/ (cbrt (- x y)) y)
  (/ (sqrt (- x y)) (* x 2.0))
  (/ (sqrt (- x y)) y)
  (/ 1 (* x 2.0))
  (/ (- x y) y)
  (/ (+ (sqrt x) (sqrt y)) (* x 2.0))
  (/ (- (sqrt x) (sqrt y)) y)
  (/ 1 (* x 2.0))
  (/ (- x y) y)
  (/ 1 (* (* x 2.0) y))
  (/ (* (* x 2.0) y) (- x y))
  (/ (- x y) (* x 2.0))
  (/ (* (* x 2.0) y) (cbrt (- x y)))
  (/ (* (* x 2.0) y) (sqrt (- x y)))
  (/ (* (* x 2.0) y) (- x y))
  (/ (* (* x 2.0) y) (- (sqrt x) (sqrt y)))
  (/ (* (* x 2.0) y) (- x y))
  (* (* (* x 2.0) y) (+ (* x x) (+ (* y y) (* x y))))
  (* (* (* x 2.0) y) (+ x y))
  (- (* 0.5 (/ 1 y)) (* 0.5 (/ 1 x)))
  (- (* 0.5 (/ 1 y)) (* 0.5 (/ 1 x)))
  (- (* 0.5 (/ 1 y)) (* 0.5 (/ 1 x)))
0.205 * * [simplify]: iteration  0 :  82  enodes  (cost  447 )
0.218 * * [simplify]: iteration  1 :  236  enodes  (cost  433 )
0.279 * * [simplify]: iteration  2 :  903  enodes  (cost  353 )
1.563 * * [simplify]: iteration  3 :  4564  enodes  (cost  351 )
2.656 * * [simplify]: iteration  done :  5000  enodes  (cost  351 )
2.656 * [simplify]: Simplified to:
   (log (/ (- x y) (* (* x 2.0) y)))
  (log (/ (- x y) (* (* x 2.0) y)))
  (log (/ (- x y) (* (* x 2.0) y)))
  (log (/ (- x y) (* (* x 2.0) y)))
  (exp (/ (- x y) (* (* x 2.0) y)))
  (pow (/ (- x y) (* (* x 2.0) y)) 3)
  (pow (/ (- x y) (* (* x 2.0) y)) 3)
  (pow (/ (- x y) (* (* x 2.0) y)) 3)
  (* (cbrt (/ (- x y) (* (* x 2.0) y))) (cbrt (/ (- x y) (* (* x 2.0) y))))
  (cbrt (/ (- x y) (* (* x 2.0) y)))
  (pow (/ (- x y) (* (* x 2.0) y)) 3)
  (sqrt (/ (- x y) (* (* x 2.0) y)))
  (sqrt (/ (- x y) (* (* x 2.0) y)))
  (- (- x y))
  (- (* (* x 2.0) y))
  (/ (/ 1 2.0) y)
  (/ 1 (* x 2.0))
  (/ (* (cbrt (- x y)) (cbrt (- x y))) (* x 2.0))
  (/ (cbrt (- x y)) y)
  (/ (sqrt (- x y)) (* x 2.0))
  (/ (sqrt (- x y)) y)
  (/ 1 (* x 2.0))
  (/ (- x y) y)
  (/ (+ (sqrt x) (sqrt y)) (* x 2.0))
  (/ (- (sqrt x) (sqrt y)) y)
  (/ 1 (* x 2.0))
  (/ (- x y) y)
  (/ 1 (* (* x 2.0) y))
  (/ (* (* x 2.0) y) (- x y))
  (/ (- x y) (* x 2.0))
  (/ (* (* x 2.0) y) (cbrt (- x y)))
  (/ (* (* x 2.0) y) (sqrt (- x y)))
  (/ (* (* x 2.0) y) (- x y))
  (/ (* (* x 2.0) y) (- (sqrt x) (sqrt y)))
  (/ (* (* x 2.0) y) (- x y))
  (* (+ (* y (+ x y)) (* x x)) (* (* x 2.0) y))
  (* (* (* x 2.0) y) (+ x y))
  (- (/ 0.5 y) (/ 0.5 x))
  (- (/ 0.5 y) (/ 0.5 x))
  (- (/ 0.5 y) (/ 0.5 x))
2.657 * * * [progress]: adding candidates to table
2.710 * * [progress]: iteration 2 / 4
2.710 * * * [progress]: picking best candidate
2.713 * * * * [pick]: Picked  #<alt (λ (x y) (- (/ (/ 1 2.0) y) (/ 1 (* x 2.0))))>
2.713 * * * [progress]: localizing error
2.720 * * * [progress]: generating rewritten candidates
2.720 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
2.762 * * * [progress]: generating series expansions
2.762 * * * * [progress]: [ 1 / 1 ] generating series at (2)
2.762 * [approximate]: Taking taylor expansion of (- (* 0.5 (/ 1 y)) (* 0.5 (/ 1 x))) in (y x) around 0
2.763 * [taylor]: Taking taylor expansion of (- (* 0.5 (/ 1 y)) (* 0.5 (/ 1 x))) in x
2.763 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 y)) in x
2.763 * [taylor]: Taking taylor expansion of 0.5 in x
2.763 * [taylor]: Taking taylor expansion of (/ 1 y) in x
2.763 * [taylor]: Taking taylor expansion of y in x
2.763 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in x
2.763 * [taylor]: Taking taylor expansion of 0.5 in x
2.763 * [taylor]: Taking taylor expansion of (/ 1 x) in x
2.763 * [taylor]: Taking taylor expansion of x in x
2.763 * [taylor]: Taking taylor expansion of (- (* 0.5 (/ 1 y)) (* 0.5 (/ 1 x))) in y
2.763 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 y)) in y
2.763 * [taylor]: Taking taylor expansion of 0.5 in y
2.763 * [taylor]: Taking taylor expansion of (/ 1 y) in y
2.763 * [taylor]: Taking taylor expansion of y in y
2.763 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in y
2.763 * [taylor]: Taking taylor expansion of 0.5 in y
2.763 * [taylor]: Taking taylor expansion of (/ 1 x) in y
2.764 * [taylor]: Taking taylor expansion of x in y
2.764 * [taylor]: Taking taylor expansion of (- (* 0.5 (/ 1 y)) (* 0.5 (/ 1 x))) in y
2.764 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 y)) in y
2.764 * [taylor]: Taking taylor expansion of 0.5 in y
2.764 * [taylor]: Taking taylor expansion of (/ 1 y) in y
2.764 * [taylor]: Taking taylor expansion of y in y
2.764 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in y
2.764 * [taylor]: Taking taylor expansion of 0.5 in y
2.764 * [taylor]: Taking taylor expansion of (/ 1 x) in y
2.764 * [taylor]: Taking taylor expansion of x in y
2.765 * [taylor]: Taking taylor expansion of 0.5 in x
2.766 * [taylor]: Taking taylor expansion of (- (* 0.5 (/ 1 x))) in x
2.766 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in x
2.766 * [taylor]: Taking taylor expansion of 0.5 in x
2.766 * [taylor]: Taking taylor expansion of (/ 1 x) in x
2.766 * [taylor]: Taking taylor expansion of x in x
2.768 * [taylor]: Taking taylor expansion of 0 in x
2.774 * [taylor]: Taking taylor expansion of 0 in x
2.778 * [taylor]: Taking taylor expansion of 0 in x
2.779 * [approximate]: Taking taylor expansion of (- (* 0.5 y) (* 0.5 x)) in (y x) around 0
2.779 * [taylor]: Taking taylor expansion of (- (* 0.5 y) (* 0.5 x)) in x
2.779 * [taylor]: Taking taylor expansion of (* 0.5 y) in x
2.779 * [taylor]: Taking taylor expansion of 0.5 in x
2.779 * [taylor]: Taking taylor expansion of y in x
2.779 * [taylor]: Taking taylor expansion of (* 0.5 x) in x
2.779 * [taylor]: Taking taylor expansion of 0.5 in x
2.779 * [taylor]: Taking taylor expansion of x in x
2.779 * [taylor]: Taking taylor expansion of (- (* 0.5 y) (* 0.5 x)) in y
2.779 * [taylor]: Taking taylor expansion of (* 0.5 y) in y
2.779 * [taylor]: Taking taylor expansion of 0.5 in y
2.779 * [taylor]: Taking taylor expansion of y in y
2.779 * [taylor]: Taking taylor expansion of (* 0.5 x) in y
2.779 * [taylor]: Taking taylor expansion of 0.5 in y
2.779 * [taylor]: Taking taylor expansion of x in y
2.779 * [taylor]: Taking taylor expansion of (- (* 0.5 y) (* 0.5 x)) in y
2.779 * [taylor]: Taking taylor expansion of (* 0.5 y) in y
2.779 * [taylor]: Taking taylor expansion of 0.5 in y
2.779 * [taylor]: Taking taylor expansion of y in y
2.779 * [taylor]: Taking taylor expansion of (* 0.5 x) in y
2.779 * [taylor]: Taking taylor expansion of 0.5 in y
2.779 * [taylor]: Taking taylor expansion of x in y
2.780 * [taylor]: Taking taylor expansion of (- (* 0.5 x)) in x
2.780 * [taylor]: Taking taylor expansion of (* 0.5 x) in x
2.780 * [taylor]: Taking taylor expansion of 0.5 in x
2.780 * [taylor]: Taking taylor expansion of x in x
2.782 * [taylor]: Taking taylor expansion of 0.5 in x
2.785 * [taylor]: Taking taylor expansion of 0 in x
2.787 * [taylor]: Taking taylor expansion of 0 in x
2.788 * [approximate]: Taking taylor expansion of (- (* 0.5 x) (* 0.5 y)) in (y x) around 0
2.788 * [taylor]: Taking taylor expansion of (- (* 0.5 x) (* 0.5 y)) in x
2.788 * [taylor]: Taking taylor expansion of (* 0.5 x) in x
2.788 * [taylor]: Taking taylor expansion of 0.5 in x
2.788 * [taylor]: Taking taylor expansion of x in x
2.788 * [taylor]: Taking taylor expansion of (* 0.5 y) in x
2.788 * [taylor]: Taking taylor expansion of 0.5 in x
2.788 * [taylor]: Taking taylor expansion of y in x
2.788 * [taylor]: Taking taylor expansion of (- (* 0.5 x) (* 0.5 y)) in y
2.788 * [taylor]: Taking taylor expansion of (* 0.5 x) in y
2.789 * [taylor]: Taking taylor expansion of 0.5 in y
2.789 * [taylor]: Taking taylor expansion of x in y
2.789 * [taylor]: Taking taylor expansion of (* 0.5 y) in y
2.789 * [taylor]: Taking taylor expansion of 0.5 in y
2.789 * [taylor]: Taking taylor expansion of y in y
2.789 * [taylor]: Taking taylor expansion of (- (* 0.5 x) (* 0.5 y)) in y
2.789 * [taylor]: Taking taylor expansion of (* 0.5 x) in y
2.789 * [taylor]: Taking taylor expansion of 0.5 in y
2.789 * [taylor]: Taking taylor expansion of x in y
2.789 * [taylor]: Taking taylor expansion of (* 0.5 y) in y
2.789 * [taylor]: Taking taylor expansion of 0.5 in y
2.789 * [taylor]: Taking taylor expansion of y in y
2.789 * [taylor]: Taking taylor expansion of (* 0.5 x) in x
2.789 * [taylor]: Taking taylor expansion of 0.5 in x
2.789 * [taylor]: Taking taylor expansion of x in x
2.791 * [taylor]: Taking taylor expansion of (- 0.5) in x
2.792 * [taylor]: Taking taylor expansion of 0.5 in x
2.794 * [taylor]: Taking taylor expansion of 0 in x
2.797 * [taylor]: Taking taylor expansion of 0 in x
2.798 * * * [progress]: simplifying candidates
2.798 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (/ (exp (/ (/ 1 2.0) y)) (exp (/ 1 (* x 2.0))))
  (log (- (/ (/ 1 2.0) y) (/ 1 (* x 2.0))))
  (exp (- (/ (/ 1 2.0) y) (/ 1 (* x 2.0))))
  (* (cbrt (- (/ (/ 1 2.0) y) (/ 1 (* x 2.0)))) (cbrt (- (/ (/ 1 2.0) y) (/ 1 (* x 2.0)))))
  (cbrt (- (/ (/ 1 2.0) y) (/ 1 (* x 2.0))))
  (* (* (- (/ (/ 1 2.0) y) (/ 1 (* x 2.0))) (- (/ (/ 1 2.0) y) (/ 1 (* x 2.0)))) (- (/ (/ 1 2.0) y) (/ 1 (* x 2.0))))
  (sqrt (- (/ (/ 1 2.0) y) (/ 1 (* x 2.0))))
  (sqrt (- (/ (/ 1 2.0) y) (/ 1 (* x 2.0))))
  (- (* (/ 1 2.0) (* x 2.0)) (* y 1))
  (* y (* x 2.0))
  (- (pow (/ (/ 1 2.0) y) 3) (pow (/ 1 (* x 2.0)) 3))
  (+ (* (/ (/ 1 2.0) y) (/ (/ 1 2.0) y)) (+ (* (/ 1 (* x 2.0)) (/ 1 (* x 2.0))) (* (/ (/ 1 2.0) y) (/ 1 (* x 2.0)))))
  (- (/ 1 (* x 2.0)))
  (- (* (/ (/ 1 2.0) y) (/ (/ 1 2.0) y)) (* (/ 1 (* x 2.0)) (/ 1 (* x 2.0))))
  (+ (/ (/ 1 2.0) y) (/ 1 (* x 2.0)))
  (+ (sqrt (/ (/ 1 2.0) y)) (sqrt (/ 1 (* x 2.0))))
  (- (sqrt (/ (/ 1 2.0) y)) (sqrt (/ 1 (* x 2.0))))
  (+ (/ (sqrt (/ 1 2.0)) (sqrt y)) (sqrt (/ 1 (* x 2.0))))
  (- (/ (sqrt (/ 1 2.0)) (sqrt y)) (sqrt (/ 1 (* x 2.0))))
  (+ (/ (/ (sqrt 1) (sqrt 2.0)) (sqrt y)) (sqrt (/ 1 (* x 2.0))))
  (- (/ (/ (sqrt 1) (sqrt 2.0)) (sqrt y)) (sqrt (/ 1 (* x 2.0))))
  (+ (/ (/ 1 (sqrt 2.0)) (sqrt y)) (sqrt (/ 1 (* x 2.0))))
  (- (/ (/ 1 (sqrt 2.0)) (sqrt y)) (sqrt (/ 1 (* x 2.0))))
  (- (/ (/ 1 2.0) y) (/ 1 (* x 2.0)))
  (- (/ (/ 1 2.0) y) (/ 1 (* x 2.0)))
  (- (/ 1 (* x 2.0)))
  (- (* 0.5 (/ 1 y)) (* 0.5 (/ 1 x)))
  (- (* 0.5 (/ 1 y)) (* 0.5 (/ 1 x)))
  (- (* 0.5 (/ 1 y)) (* 0.5 (/ 1 x)))
2.800 * * [simplify]: iteration  0 :  60  enodes  (cost  412 )
2.812 * * [simplify]: iteration  1 :  144  enodes  (cost  393 )
2.843 * * [simplify]: iteration  2 :  356  enodes  (cost  357 )
3.111 * * [simplify]: iteration  3 :  1224  enodes  (cost  351 )
4.609 * * [simplify]: iteration  4 :  3929  enodes  (cost  351 )
5.570 * * [simplify]: iteration  done :  5000  enodes  (cost  351 )
5.571 * [simplify]: Simplified to:
   (exp (- (/ (/ 1 2.0) y) (/ 1 (* x 2.0))))
  (log (- (/ (/ 1 2.0) y) (/ 1 (* x 2.0))))
  (exp (- (/ (/ 1 2.0) y) (/ 1 (* x 2.0))))
  (* (cbrt (- (/ (/ 1 2.0) y) (/ 1 (* x 2.0)))) (cbrt (- (/ (/ 1 2.0) y) (/ 1 (* x 2.0)))))
  (cbrt (- (/ (/ 1 2.0) y) (/ 1 (* x 2.0))))
  (pow (- (/ (/ 1 2.0) y) (/ 1 (* x 2.0))) 3)
  (sqrt (- (/ (/ 1 2.0) y) (/ 1 (* x 2.0))))
  (sqrt (- (/ (/ 1 2.0) y) (/ 1 (* x 2.0))))
  (- x y)
  (* x (* y 2.0))
  (- (pow (/ (/ 1 2.0) y) 3) (pow (/ 1 (* x 2.0)) 3))
  (+ (/ (+ (/ (/ 1 2.0) y) (/ 1 (* x 2.0))) (* y 2.0)) (/ (/ (/ (/ 1 2.0) x) 2.0) x))
  (/ -1 (* x 2.0))
  (- (/ (/ (/ 1 2.0) y) (* y 2.0)) (/ (/ (/ 1 2.0) x) (* x 2.0)))
  (+ (/ (/ 1 2.0) y) (/ 1 (* x 2.0)))
  (+ (sqrt (/ (/ 1 2.0) y)) (sqrt (/ 1 (* x 2.0))))
  (- (sqrt (/ (/ 1 2.0) y)) (sqrt (/ 1 (* x 2.0))))
  (+ (/ (sqrt (/ 1 2.0)) (sqrt y)) (sqrt (/ 1 (* x 2.0))))
  (- (/ (sqrt (/ 1 2.0)) (sqrt y)) (sqrt (/ 1 (* x 2.0))))
  (+ (/ (/ 1 (sqrt 2.0)) (sqrt y)) (sqrt (/ 1 (* x 2.0))))
  (- (/ (/ 1 (sqrt 2.0)) (sqrt y)) (sqrt (/ 1 (* x 2.0))))
  (+ (/ (/ 1 (sqrt 2.0)) (sqrt y)) (sqrt (/ 1 (* x 2.0))))
  (- (/ (/ 1 (sqrt 2.0)) (sqrt y)) (sqrt (/ 1 (* x 2.0))))
  (+ (/ (/ 1 2.0) y) (/ -1 (* x 2.0)))
  (+ (/ (/ 1 2.0) y) (/ -1 (* x 2.0)))
  (/ -1 (* x 2.0))
  (- (/ 0.5 y) (/ 0.5 x))
  (- (/ 0.5 y) (/ 0.5 x))
  (- (/ 0.5 y) (/ 0.5 x))
5.571 * * * [progress]: adding candidates to table
5.615 * * [progress]: iteration 3 / 4
5.615 * * * [progress]: picking best candidate
5.617 * * * * [pick]: Picked  #<alt (λ (x y) (/ (/ (- x y) (* x 2.0)) y))>
5.617 * * * [progress]: localizing error
5.623 * * * [progress]: generating rewritten candidates
5.623 * * * * [progress]: [ 1 / 2 ] rewriting at (2)
5.634 * * * * [progress]: [ 2 / 2 ] rewriting at (2 1)
5.644 * * * [progress]: generating series expansions
5.644 * * * * [progress]: [ 1 / 2 ] generating series at (2)
5.644 * [approximate]: Taking taylor expansion of (* 0.5 (/ (- x y) (* x y))) in (x y) around 0
5.645 * [taylor]: Taking taylor expansion of (* 0.5 (/ (- x y) (* x y))) in y
5.645 * [taylor]: Taking taylor expansion of 0.5 in y
5.645 * [taylor]: Taking taylor expansion of (/ (- x y) (* x y)) in y
5.645 * [taylor]: Taking taylor expansion of (- x y) in y
5.645 * [taylor]: Taking taylor expansion of x in y
5.645 * [taylor]: Taking taylor expansion of y in y
5.645 * [taylor]: Taking taylor expansion of (* x y) in y
5.645 * [taylor]: Taking taylor expansion of x in y
5.645 * [taylor]: Taking taylor expansion of y in y
5.645 * [taylor]: Taking taylor expansion of (* 0.5 (/ (- x y) (* x y))) in x
5.645 * [taylor]: Taking taylor expansion of 0.5 in x
5.645 * [taylor]: Taking taylor expansion of (/ (- x y) (* x y)) in x
5.645 * [taylor]: Taking taylor expansion of (- x y) in x
5.646 * [taylor]: Taking taylor expansion of x in x
5.646 * [taylor]: Taking taylor expansion of y in x
5.646 * [taylor]: Taking taylor expansion of (* x y) in x
5.646 * [taylor]: Taking taylor expansion of x in x
5.646 * [taylor]: Taking taylor expansion of y in x
5.646 * [taylor]: Taking taylor expansion of (* 0.5 (/ (- x y) (* x y))) in x
5.646 * [taylor]: Taking taylor expansion of 0.5 in x
5.646 * [taylor]: Taking taylor expansion of (/ (- x y) (* x y)) in x
5.646 * [taylor]: Taking taylor expansion of (- x y) in x
5.646 * [taylor]: Taking taylor expansion of x in x
5.646 * [taylor]: Taking taylor expansion of y in x
5.646 * [taylor]: Taking taylor expansion of (* x y) in x
5.646 * [taylor]: Taking taylor expansion of x in x
5.646 * [taylor]: Taking taylor expansion of y in x
5.647 * [taylor]: Taking taylor expansion of -0.5 in y
5.648 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 y)) in y
5.648 * [taylor]: Taking taylor expansion of 0.5 in y
5.648 * [taylor]: Taking taylor expansion of (/ 1 y) in y
5.648 * [taylor]: Taking taylor expansion of y in y
5.651 * [taylor]: Taking taylor expansion of 0 in y
5.654 * [taylor]: Taking taylor expansion of 0 in y
5.658 * [taylor]: Taking taylor expansion of 0 in y
5.658 * [approximate]: Taking taylor expansion of (* 0.5 (* (- (/ 1 x) (/ 1 y)) (* x y))) in (x y) around 0
5.658 * [taylor]: Taking taylor expansion of (* 0.5 (* (- (/ 1 x) (/ 1 y)) (* x y))) in y
5.658 * [taylor]: Taking taylor expansion of 0.5 in y
5.658 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) (* x y)) in y
5.658 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in y
5.659 * [taylor]: Taking taylor expansion of (/ 1 x) in y
5.659 * [taylor]: Taking taylor expansion of x in y
5.659 * [taylor]: Taking taylor expansion of (/ 1 y) in y
5.659 * [taylor]: Taking taylor expansion of y in y
5.659 * [taylor]: Taking taylor expansion of (* x y) in y
5.659 * [taylor]: Taking taylor expansion of x in y
5.659 * [taylor]: Taking taylor expansion of y in y
5.659 * [taylor]: Taking taylor expansion of (* 0.5 (* (- (/ 1 x) (/ 1 y)) (* x y))) in x
5.659 * [taylor]: Taking taylor expansion of 0.5 in x
5.659 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) (* x y)) in x
5.659 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x
5.659 * [taylor]: Taking taylor expansion of (/ 1 x) in x
5.659 * [taylor]: Taking taylor expansion of x in x
5.662 * [taylor]: Taking taylor expansion of (/ 1 y) in x
5.662 * [taylor]: Taking taylor expansion of y in x
5.662 * [taylor]: Taking taylor expansion of (* x y) in x
5.662 * [taylor]: Taking taylor expansion of x in x
5.662 * [taylor]: Taking taylor expansion of y in x
5.662 * [taylor]: Taking taylor expansion of (* 0.5 (* (- (/ 1 x) (/ 1 y)) (* x y))) in x
5.662 * [taylor]: Taking taylor expansion of 0.5 in x
5.662 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) (* x y)) in x
5.662 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x
5.662 * [taylor]: Taking taylor expansion of (/ 1 x) in x
5.662 * [taylor]: Taking taylor expansion of x in x
5.662 * [taylor]: Taking taylor expansion of (/ 1 y) in x
5.662 * [taylor]: Taking taylor expansion of y in x
5.663 * [taylor]: Taking taylor expansion of (* x y) in x
5.663 * [taylor]: Taking taylor expansion of x in x
5.663 * [taylor]: Taking taylor expansion of y in x
5.663 * [taylor]: Taking taylor expansion of 0 in y
5.664 * [taylor]: Taking taylor expansion of (* 0.5 y) in y
5.665 * [taylor]: Taking taylor expansion of 0.5 in y
5.665 * [taylor]: Taking taylor expansion of y in y
5.667 * [taylor]: Taking taylor expansion of (- 0.5) in y
5.667 * [taylor]: Taking taylor expansion of 0.5 in y
5.671 * [taylor]: Taking taylor expansion of 0 in y
5.676 * [taylor]: Taking taylor expansion of 0 in y
5.681 * [taylor]: Taking taylor expansion of 0 in y
5.682 * [approximate]: Taking taylor expansion of (* 0.5 (* x (* y (- (/ 1 y) (/ 1 x))))) in (x y) around 0
5.682 * [taylor]: Taking taylor expansion of (* 0.5 (* x (* y (- (/ 1 y) (/ 1 x))))) in y
5.682 * [taylor]: Taking taylor expansion of 0.5 in y
5.682 * [taylor]: Taking taylor expansion of (* x (* y (- (/ 1 y) (/ 1 x)))) in y
5.682 * [taylor]: Taking taylor expansion of x in y
5.682 * [taylor]: Taking taylor expansion of (* y (- (/ 1 y) (/ 1 x))) in y
5.682 * [taylor]: Taking taylor expansion of y in y
5.682 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in y
5.682 * [taylor]: Taking taylor expansion of (/ 1 y) in y
5.682 * [taylor]: Taking taylor expansion of y in y
5.682 * [taylor]: Taking taylor expansion of (/ 1 x) in y
5.682 * [taylor]: Taking taylor expansion of x in y
5.682 * [taylor]: Taking taylor expansion of (* 0.5 (* x (* y (- (/ 1 y) (/ 1 x))))) in x
5.682 * [taylor]: Taking taylor expansion of 0.5 in x
5.682 * [taylor]: Taking taylor expansion of (* x (* y (- (/ 1 y) (/ 1 x)))) in x
5.682 * [taylor]: Taking taylor expansion of x in x
5.682 * [taylor]: Taking taylor expansion of (* y (- (/ 1 y) (/ 1 x))) in x
5.682 * [taylor]: Taking taylor expansion of y in x
5.682 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x
5.682 * [taylor]: Taking taylor expansion of (/ 1 y) in x
5.682 * [taylor]: Taking taylor expansion of y in x
5.682 * [taylor]: Taking taylor expansion of (/ 1 x) in x
5.682 * [taylor]: Taking taylor expansion of x in x
5.683 * [taylor]: Taking taylor expansion of (* 0.5 (* x (* y (- (/ 1 y) (/ 1 x))))) in x
5.683 * [taylor]: Taking taylor expansion of 0.5 in x
5.683 * [taylor]: Taking taylor expansion of (* x (* y (- (/ 1 y) (/ 1 x)))) in x
5.683 * [taylor]: Taking taylor expansion of x in x
5.683 * [taylor]: Taking taylor expansion of (* y (- (/ 1 y) (/ 1 x))) in x
5.683 * [taylor]: Taking taylor expansion of y in x
5.683 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x
5.683 * [taylor]: Taking taylor expansion of (/ 1 y) in x
5.683 * [taylor]: Taking taylor expansion of y in x
5.683 * [taylor]: Taking taylor expansion of (/ 1 x) in x
5.683 * [taylor]: Taking taylor expansion of x in x
5.684 * [taylor]: Taking taylor expansion of 0 in y
5.685 * [taylor]: Taking taylor expansion of (- (* 0.5 y)) in y
5.685 * [taylor]: Taking taylor expansion of (* 0.5 y) in y
5.686 * [taylor]: Taking taylor expansion of 0.5 in y
5.686 * [taylor]: Taking taylor expansion of y in y
5.688 * [taylor]: Taking taylor expansion of 0.5 in y
5.691 * [taylor]: Taking taylor expansion of 0 in y
5.696 * [taylor]: Taking taylor expansion of 0 in y
5.702 * [taylor]: Taking taylor expansion of 0 in y
5.702 * * * * [progress]: [ 2 / 2 ] generating series at (2 1)
5.703 * [approximate]: Taking taylor expansion of (* 0.5 (/ (- x y) x)) in (x y) around 0
5.703 * [taylor]: Taking taylor expansion of (* 0.5 (/ (- x y) x)) in y
5.703 * [taylor]: Taking taylor expansion of 0.5 in y
5.703 * [taylor]: Taking taylor expansion of (/ (- x y) x) in y
5.703 * [taylor]: Taking taylor expansion of (- x y) in y
5.703 * [taylor]: Taking taylor expansion of x in y
5.703 * [taylor]: Taking taylor expansion of y in y
5.703 * [taylor]: Taking taylor expansion of x in y
5.703 * [taylor]: Taking taylor expansion of (* 0.5 (/ (- x y) x)) in x
5.703 * [taylor]: Taking taylor expansion of 0.5 in x
5.703 * [taylor]: Taking taylor expansion of (/ (- x y) x) in x
5.703 * [taylor]: Taking taylor expansion of (- x y) in x
5.703 * [taylor]: Taking taylor expansion of x in x
5.703 * [taylor]: Taking taylor expansion of y in x
5.703 * [taylor]: Taking taylor expansion of x in x
5.703 * [taylor]: Taking taylor expansion of (* 0.5 (/ (- x y) x)) in x
5.703 * [taylor]: Taking taylor expansion of 0.5 in x
5.703 * [taylor]: Taking taylor expansion of (/ (- x y) x) in x
5.703 * [taylor]: Taking taylor expansion of (- x y) in x
5.703 * [taylor]: Taking taylor expansion of x in x
5.703 * [taylor]: Taking taylor expansion of y in x
5.703 * [taylor]: Taking taylor expansion of x in x
5.703 * [taylor]: Taking taylor expansion of (* -0.5 y) in y
5.703 * [taylor]: Taking taylor expansion of -0.5 in y
5.703 * [taylor]: Taking taylor expansion of y in y
5.705 * [taylor]: Taking taylor expansion of 0.5 in y
5.708 * [taylor]: Taking taylor expansion of 0 in y
5.711 * [taylor]: Taking taylor expansion of 0 in y
5.712 * [approximate]: Taking taylor expansion of (* 0.5 (* (- (/ 1 x) (/ 1 y)) x)) in (x y) around 0
5.712 * [taylor]: Taking taylor expansion of (* 0.5 (* (- (/ 1 x) (/ 1 y)) x)) in y
5.712 * [taylor]: Taking taylor expansion of 0.5 in y
5.712 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) x) in y
5.712 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in y
5.712 * [taylor]: Taking taylor expansion of (/ 1 x) in y
5.712 * [taylor]: Taking taylor expansion of x in y
5.712 * [taylor]: Taking taylor expansion of (/ 1 y) in y
5.712 * [taylor]: Taking taylor expansion of y in y
5.712 * [taylor]: Taking taylor expansion of x in y
5.712 * [taylor]: Taking taylor expansion of (* 0.5 (* (- (/ 1 x) (/ 1 y)) x)) in x
5.712 * [taylor]: Taking taylor expansion of 0.5 in x
5.712 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) x) in x
5.712 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x
5.712 * [taylor]: Taking taylor expansion of (/ 1 x) in x
5.712 * [taylor]: Taking taylor expansion of x in x
5.712 * [taylor]: Taking taylor expansion of (/ 1 y) in x
5.712 * [taylor]: Taking taylor expansion of y in x
5.713 * [taylor]: Taking taylor expansion of x in x
5.713 * [taylor]: Taking taylor expansion of (* 0.5 (* (- (/ 1 x) (/ 1 y)) x)) in x
5.713 * [taylor]: Taking taylor expansion of 0.5 in x
5.713 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) x) in x
5.713 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x
5.713 * [taylor]: Taking taylor expansion of (/ 1 x) in x
5.713 * [taylor]: Taking taylor expansion of x in x
5.713 * [taylor]: Taking taylor expansion of (/ 1 y) in x
5.713 * [taylor]: Taking taylor expansion of y in x
5.713 * [taylor]: Taking taylor expansion of x in x
5.714 * [taylor]: Taking taylor expansion of 0 in y
5.715 * [taylor]: Taking taylor expansion of 0.5 in y
5.717 * [taylor]: Taking taylor expansion of (- (* 0.5 (/ 1 y))) in y
5.717 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 y)) in y
5.717 * [taylor]: Taking taylor expansion of 0.5 in y
5.717 * [taylor]: Taking taylor expansion of (/ 1 y) in y
5.717 * [taylor]: Taking taylor expansion of y in y
5.721 * [taylor]: Taking taylor expansion of 0 in y
5.724 * [taylor]: Taking taylor expansion of 0 in y
5.726 * [approximate]: Taking taylor expansion of (* -0.5 (* x (- (/ 1 y) (/ 1 x)))) in (x y) around 0
5.726 * [taylor]: Taking taylor expansion of (* -0.5 (* x (- (/ 1 y) (/ 1 x)))) in y
5.726 * [taylor]: Taking taylor expansion of -0.5 in y
5.726 * [taylor]: Taking taylor expansion of (* x (- (/ 1 y) (/ 1 x))) in y
5.726 * [taylor]: Taking taylor expansion of x in y
5.726 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in y
5.726 * [taylor]: Taking taylor expansion of (/ 1 y) in y
5.726 * [taylor]: Taking taylor expansion of y in y
5.727 * [taylor]: Taking taylor expansion of (/ 1 x) in y
5.727 * [taylor]: Taking taylor expansion of x in y
5.727 * [taylor]: Taking taylor expansion of (* -0.5 (* x (- (/ 1 y) (/ 1 x)))) in x
5.727 * [taylor]: Taking taylor expansion of -0.5 in x
5.727 * [taylor]: Taking taylor expansion of (* x (- (/ 1 y) (/ 1 x))) in x
5.727 * [taylor]: Taking taylor expansion of x in x
5.727 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x
5.727 * [taylor]: Taking taylor expansion of (/ 1 y) in x
5.727 * [taylor]: Taking taylor expansion of y in x
5.727 * [taylor]: Taking taylor expansion of (/ 1 x) in x
5.727 * [taylor]: Taking taylor expansion of x in x
5.727 * [taylor]: Taking taylor expansion of (* -0.5 (* x (- (/ 1 y) (/ 1 x)))) in x
5.727 * [taylor]: Taking taylor expansion of -0.5 in x
5.727 * [taylor]: Taking taylor expansion of (* x (- (/ 1 y) (/ 1 x))) in x
5.727 * [taylor]: Taking taylor expansion of x in x
5.727 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x
5.727 * [taylor]: Taking taylor expansion of (/ 1 y) in x
5.727 * [taylor]: Taking taylor expansion of y in x
5.727 * [taylor]: Taking taylor expansion of (/ 1 x) in x
5.727 * [taylor]: Taking taylor expansion of x in x
5.728 * [taylor]: Taking taylor expansion of 0 in y
5.731 * [taylor]: Taking taylor expansion of 0.5 in y
5.733 * [taylor]: Taking taylor expansion of (- (* 0.5 (/ 1 y))) in y
5.733 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 y)) in y
5.733 * [taylor]: Taking taylor expansion of 0.5 in y
5.733 * [taylor]: Taking taylor expansion of (/ 1 y) in y
5.733 * [taylor]: Taking taylor expansion of y in y
5.738 * [taylor]: Taking taylor expansion of 0 in y
5.742 * [taylor]: Taking taylor expansion of 0 in y
5.744 * * * [progress]: simplifying candidates
5.746 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (- (- (log (- x y)) (+ (log x) (log 2.0))) (log y))
  (- (- (log (- x y)) (log (* x 2.0))) (log y))
  (- (log (/ (- x y) (* x 2.0))) (log y))
  (log (/ (/ (- x y) (* x 2.0)) y))
  (exp (/ (/ (- x y) (* x 2.0)) y))
  (/ (/ (* (* (- x y) (- x y)) (- x y)) (* (* (* x x) x) (* (* 2.0 2.0) 2.0))) (* (* y y) y))
  (/ (/ (* (* (- x y) (- x y)) (- x y)) (* (* (* x 2.0) (* x 2.0)) (* x 2.0))) (* (* y y) y))
  (/ (* (* (/ (- x y) (* x 2.0)) (/ (- x y) (* x 2.0))) (/ (- x y) (* x 2.0))) (* (* y y) y))
  (* (cbrt (/ (/ (- x y) (* x 2.0)) y)) (cbrt (/ (/ (- x y) (* x 2.0)) y)))
  (cbrt (/ (/ (- x y) (* x 2.0)) y))
  (* (* (/ (/ (- x y) (* x 2.0)) y) (/ (/ (- x y) (* x 2.0)) y)) (/ (/ (- x y) (* x 2.0)) y))
  (sqrt (/ (/ (- x y) (* x 2.0)) y))
  (sqrt (/ (/ (- x y) (* x 2.0)) y))
  (- (/ (- x y) (* x 2.0)))
  (- y)
  (/ (/ x (* x 2.0)) y)
  (/ (/ y (* x 2.0)) y)
  (/ (* (cbrt (/ (- x y) (* x 2.0))) (cbrt (/ (- x y) (* x 2.0)))) (* (cbrt y) (cbrt y)))
  (/ (cbrt (/ (- x y) (* x 2.0))) (cbrt y))
  (/ (* (cbrt (/ (- x y) (* x 2.0))) (cbrt (/ (- x y) (* x 2.0)))) (sqrt y))
  (/ (cbrt (/ (- x y) (* x 2.0))) (sqrt y))
  (/ (* (cbrt (/ (- x y) (* x 2.0))) (cbrt (/ (- x y) (* x 2.0)))) 1)
  (/ (cbrt (/ (- x y) (* x 2.0))) y)
  (/ (sqrt (/ (- x y) (* x 2.0))) (* (cbrt y) (cbrt y)))
  (/ (sqrt (/ (- x y) (* x 2.0))) (cbrt y))
  (/ (sqrt (/ (- x y) (* x 2.0))) (sqrt y))
  (/ (sqrt (/ (- x y) (* x 2.0))) (sqrt y))
  (/ (sqrt (/ (- x y) (* x 2.0))) 1)
  (/ (sqrt (/ (- x y) (* x 2.0))) y)
  (/ (/ (* (cbrt (- x y)) (cbrt (- x y))) x) (* (cbrt y) (cbrt y)))
  (/ (/ (cbrt (- x y)) 2.0) (cbrt y))
  (/ (/ (* (cbrt (- x y)) (cbrt (- x y))) x) (sqrt y))
  (/ (/ (cbrt (- x y)) 2.0) (sqrt y))
  (/ (/ (* (cbrt (- x y)) (cbrt (- x y))) x) 1)
  (/ (/ (cbrt (- x y)) 2.0) y)
  (/ (/ (sqrt (- x y)) x) (* (cbrt y) (cbrt y)))
  (/ (/ (sqrt (- x y)) 2.0) (cbrt y))
  (/ (/ (sqrt (- x y)) x) (sqrt y))
  (/ (/ (sqrt (- x y)) 2.0) (sqrt y))
  (/ (/ (sqrt (- x y)) x) 1)
  (/ (/ (sqrt (- x y)) 2.0) y)
  (/ (/ 1 x) (* (cbrt y) (cbrt y)))
  (/ (/ (- x y) 2.0) (cbrt y))
  (/ (/ 1 x) (sqrt y))
  (/ (/ (- x y) 2.0) (sqrt y))
  (/ (/ 1 x) 1)
  (/ (/ (- x y) 2.0) y)
  (/ (/ (+ (sqrt x) (sqrt y)) x) (* (cbrt y) (cbrt y)))
  (/ (/ (- (sqrt x) (sqrt y)) 2.0) (cbrt y))
  (/ (/ (+ (sqrt x) (sqrt y)) x) (sqrt y))
  (/ (/ (- (sqrt x) (sqrt y)) 2.0) (sqrt y))
  (/ (/ (+ (sqrt x) (sqrt y)) x) 1)
  (/ (/ (- (sqrt x) (sqrt y)) 2.0) y)
  (/ (/ 1 x) (* (cbrt y) (cbrt y)))
  (/ (/ (- x y) 2.0) (cbrt y))
  (/ (/ 1 x) (sqrt y))
  (/ (/ (- x y) 2.0) (sqrt y))
  (/ (/ 1 x) 1)
  (/ (/ (- x y) 2.0) y)
  (/ 1 (* (cbrt y) (cbrt y)))
  (/ (/ (- x y) (* x 2.0)) (cbrt y))
  (/ 1 (sqrt y))
  (/ (/ (- x y) (* x 2.0)) (sqrt y))
  (/ 1 1)
  (/ (/ (- x y) (* x 2.0)) y)
  (/ (- x y) (* (cbrt y) (cbrt y)))
  (/ (/ 1 (* x 2.0)) (cbrt y))
  (/ (- x y) (sqrt y))
  (/ (/ 1 (* x 2.0)) (sqrt y))
  (/ (- x y) 1)
  (/ (/ 1 (* x 2.0)) y)
  (/ 1 y)
  (/ y (/ (- x y) (* x 2.0)))
  (/ (/ (- x y) (* x 2.0)) (* (cbrt y) (cbrt y)))
  (/ (/ (- x y) (* x 2.0)) (sqrt y))
  (/ (/ (- x y) (* x 2.0)) 1)
  (/ y (cbrt (/ (- x y) (* x 2.0))))
  (/ y (sqrt (/ (- x y) (* x 2.0))))
  (/ y (/ (cbrt (- x y)) 2.0))
  (/ y (/ (sqrt (- x y)) 2.0))
  (/ y (/ (- x y) 2.0))
  (/ y (/ (- (sqrt x) (sqrt y)) 2.0))
  (/ y (/ (- x y) 2.0))
  (/ y (/ (- x y) (* x 2.0)))
  (/ y (/ 1 (* x 2.0)))
  (* y (* x 2.0))
  (- (log (- x y)) (+ (log x) (log 2.0)))
  (- (log (- x y)) (log (* x 2.0)))
  (log (/ (- x y) (* x 2.0)))
  (exp (/ (- x y) (* x 2.0)))
  (/ (* (* (- x y) (- x y)) (- x y)) (* (* (* x x) x) (* (* 2.0 2.0) 2.0)))
  (/ (* (* (- x y) (- x y)) (- x y)) (* (* (* x 2.0) (* x 2.0)) (* x 2.0)))
  (* (cbrt (/ (- x y) (* x 2.0))) (cbrt (/ (- x y) (* x 2.0))))
  (cbrt (/ (- x y) (* x 2.0)))
  (* (* (/ (- x y) (* x 2.0)) (/ (- x y) (* x 2.0))) (/ (- x y) (* x 2.0)))
  (sqrt (/ (- x y) (* x 2.0)))
  (sqrt (/ (- x y) (* x 2.0)))
  (- (- x y))
  (- (* x 2.0))
  (/ x (* x 2.0))
  (/ y (* x 2.0))
  (/ (* (cbrt (- x y)) (cbrt (- x y))) x)
  (/ (cbrt (- x y)) 2.0)
  (/ (sqrt (- x y)) x)
  (/ (sqrt (- x y)) 2.0)
  (/ 1 x)
  (/ (- x y) 2.0)
  (/ (+ (sqrt x) (sqrt y)) x)
  (/ (- (sqrt x) (sqrt y)) 2.0)
  (/ 1 x)
  (/ (- x y) 2.0)
  (/ 1 (* x 2.0))
  (/ (* x 2.0) (- x y))
  (/ (- x y) x)
  (/ (* x 2.0) (cbrt (- x y)))
  (/ (* x 2.0) (sqrt (- x y)))
  (/ (* x 2.0) (- x y))
  (/ (* x 2.0) (- (sqrt x) (sqrt y)))
  (/ (* x 2.0) (- x y))
  (* (* x 2.0) (+ (* x x) (+ (* y y) (* x y))))
  (* (* x 2.0) (+ x y))
  (- (* 0.5 (/ 1 y)) (* 0.5 (/ 1 x)))
  (- (* 0.5 (/ 1 y)) (* 0.5 (/ 1 x)))
  (- (* 0.5 (/ 1 y)) (* 0.5 (/ 1 x)))
  (- 0.5 (* 0.5 (/ y x)))
  (- 0.5 (* 0.5 (/ y x)))
  (- 0.5 (* 0.5 (/ y x)))
5.750 * * [simplify]: iteration  0 :  151  enodes  (cost  1244 )
5.777 * * [simplify]: iteration  1 :  379  enodes  (cost  1207 )
5.968 * * [simplify]: iteration  2 :  1251  enodes  (cost  1081 )
7.077 * * [simplify]: iteration  done :  5000  enodes  (cost  1079 )
7.078 * [simplify]: Simplified to:
   (log (/ (/ (- x y) (* x 2.0)) y))
  (log (/ (/ (- x y) (* x 2.0)) y))
  (log (/ (/ (- x y) (* x 2.0)) y))
  (log (/ (/ (- x y) (* x 2.0)) y))
  (exp (/ (/ (- x y) (* x 2.0)) y))
  (pow (/ (/ (- x y) (* x 2.0)) y) 3)
  (pow (/ (/ (- x y) (* x 2.0)) y) 3)
  (pow (/ (/ (- x y) (* x 2.0)) y) 3)
  (* (cbrt (/ (/ (- x y) (* x 2.0)) y)) (cbrt (/ (/ (- x y) (* x 2.0)) y)))
  (cbrt (/ (/ (- x y) (* x 2.0)) y))
  (pow (/ (/ (- x y) (* x 2.0)) y) 3)
  (sqrt (/ (/ (- x y) (* x 2.0)) y))
  (sqrt (/ (/ (- x y) (* x 2.0)) y))
  (- (/ (- x y) (* x 2.0)))
  (- y)
  (/ (/ 1 2.0) y)
  (/ 1 (* x 2.0))
  (/ (* (cbrt (/ (- x y) (* x 2.0))) (cbrt (/ (- x y) (* x 2.0)))) (* (cbrt y) (cbrt y)))
  (/ (cbrt (/ (- x y) (* x 2.0))) (cbrt y))
  (/ (* (cbrt (/ (- x y) (* x 2.0))) (cbrt (/ (- x y) (* x 2.0)))) (sqrt y))
  (/ (cbrt (/ (- x y) (* x 2.0))) (sqrt y))
  (* (cbrt (/ (- x y) (* x 2.0))) (cbrt (/ (- x y) (* x 2.0))))
  (/ (cbrt (/ (- x y) (* x 2.0))) y)
  (/ (sqrt (/ (- x y) (* x 2.0))) (* (cbrt y) (cbrt y)))
  (/ (sqrt (/ (- x y) (* x 2.0))) (cbrt y))
  (/ (sqrt (/ (- x y) (* x 2.0))) (sqrt y))
  (/ (sqrt (/ (- x y) (* x 2.0))) (sqrt y))
  (sqrt (/ (- x y) (* x 2.0)))
  (/ (sqrt (/ (- x y) (* x 2.0))) y)
  (/ (/ (* (cbrt (- x y)) (cbrt (- x y))) x) (* (cbrt y) (cbrt y)))
  (/ (/ (cbrt (- x y)) 2.0) (cbrt y))
  (/ (/ (* (cbrt (- x y)) (cbrt (- x y))) x) (sqrt y))
  (/ (/ (cbrt (- x y)) 2.0) (sqrt y))
  (/ (* (cbrt (- x y)) (cbrt (- x y))) x)
  (/ (/ (cbrt (- x y)) 2.0) y)
  (/ (/ (sqrt (- x y)) x) (* (cbrt y) (cbrt y)))
  (/ (/ (sqrt (- x y)) 2.0) (cbrt y))
  (/ (/ (sqrt (- x y)) x) (sqrt y))
  (/ (/ (sqrt (- x y)) 2.0) (sqrt y))
  (/ (sqrt (- x y)) x)
  (/ (/ (sqrt (- x y)) 2.0) y)
  (/ (/ 1 x) (* (cbrt y) (cbrt y)))
  (/ (/ (- x y) 2.0) (cbrt y))
  (/ (/ 1 x) (sqrt y))
  (/ (/ (- x y) 2.0) (sqrt y))
  (/ 1 x)
  (/ (/ (- x y) 2.0) y)
  (/ (/ (+ (sqrt x) (sqrt y)) x) (* (cbrt y) (cbrt y)))
  (/ (/ (- (sqrt x) (sqrt y)) 2.0) (cbrt y))
  (/ (/ (+ (sqrt x) (sqrt y)) x) (sqrt y))
  (/ (/ (- (sqrt x) (sqrt y)) 2.0) (sqrt y))
  (/ (+ (sqrt x) (sqrt y)) x)
  (/ (/ (- (sqrt x) (sqrt y)) 2.0) y)
  (/ (/ 1 x) (* (cbrt y) (cbrt y)))
  (/ (/ (- x y) 2.0) (cbrt y))
  (/ (/ 1 x) (sqrt y))
  (/ (/ (- x y) 2.0) (sqrt y))
  (/ 1 x)
  (/ (/ (- x y) 2.0) y)
  (/ 1 (* (cbrt y) (cbrt y)))
  (/ (/ (- x y) (* x 2.0)) (cbrt y))
  (/ 1 (sqrt y))
  (/ (/ (- x y) (* x 2.0)) (sqrt y))
  1
  (/ (/ (- x y) (* x 2.0)) y)
  (/ (- x y) (* (cbrt y) (cbrt y)))
  (/ (/ 1 (* x 2.0)) (cbrt y))
  (/ (- x y) (sqrt y))
  (/ (/ 1 (* x 2.0)) (sqrt y))
  (- x y)
  (/ (/ 1 (* x 2.0)) y)
  (/ 1 y)
  (/ y (/ (- x y) (* x 2.0)))
  (/ (/ (- x y) (* x 2.0)) (* (cbrt y) (cbrt y)))
  (/ (/ (- x y) (* x 2.0)) (sqrt y))
  (/ (- x y) (* x 2.0))
  (/ y (cbrt (/ (- x y) (* x 2.0))))
  (/ y (sqrt (/ (- x y) (* x 2.0))))
  (/ y (/ (cbrt (- x y)) 2.0))
  (/ y (/ (sqrt (- x y)) 2.0))
  (/ y (/ (- x y) 2.0))
  (/ y (/ (- (sqrt x) (sqrt y)) 2.0))
  (/ y (/ (- x y) 2.0))
  (/ y (/ (- x y) (* x 2.0)))
  (* y (* x 2.0))
  (* y (* x 2.0))
  (log (/ (- x y) (* x 2.0)))
  (log (/ (- x y) (* x 2.0)))
  (log (/ (- x y) (* x 2.0)))
  (exp (/ (- x y) (* x 2.0)))
  (pow (/ (- x y) (* x 2.0)) 3)
  (pow (/ (- x y) (* x 2.0)) 3)
  (* (cbrt (/ (- x y) (* x 2.0))) (cbrt (/ (- x y) (* x 2.0))))
  (cbrt (/ (- x y) (* x 2.0)))
  (pow (/ (- x y) (* x 2.0)) 3)
  (sqrt (/ (- x y) (* x 2.0)))
  (sqrt (/ (- x y) (* x 2.0)))
  (- (- x y))
  (- (* x 2.0))
  (/ 1 2.0)
  (/ y (* x 2.0))
  (/ (* (cbrt (- x y)) (cbrt (- x y))) x)
  (/ (cbrt (- x y)) 2.0)
  (/ (sqrt (- x y)) x)
  (/ (sqrt (- x y)) 2.0)
  (/ 1 x)
  (/ (- x y) 2.0)
  (/ (+ (sqrt x) (sqrt y)) x)
  (/ (- (sqrt x) (sqrt y)) 2.0)
  (/ 1 x)
  (/ (- x y) 2.0)
  (/ 1 (* x 2.0))
  (/ (* x 2.0) (- x y))
  (/ (- x y) x)
  (/ (* x 2.0) (cbrt (- x y)))
  (/ (* x 2.0) (sqrt (- x y)))
  (/ (* x 2.0) (- x y))
  (/ (* x 2.0) (- (sqrt x) (sqrt y)))
  (/ (* x 2.0) (- x y))
  (* (+ (* x x) (* y (+ x y))) (* x 2.0))
  (* (* x 2.0) (+ x y))
  (- (/ 0.5 y) (/ 0.5 x))
  (- (/ 0.5 y) (/ 0.5 x))
  (- (/ 0.5 y) (/ 0.5 x))
  (- 0.5 (* 0.5 (/ y x)))
  (- 0.5 (* 0.5 (/ y x)))
  (- 0.5 (* 0.5 (/ y x)))
7.079 * * * [progress]: adding candidates to table
7.234 * * [progress]: iteration 4 / 4
7.234 * * * [progress]: picking best candidate
7.236 * * * * [pick]: Picked  #<alt (λ (x y) (/ 1 (/ y (/ (- x y) (* x 2.0)))))>
7.236 * * * [progress]: localizing error
7.245 * * * [progress]: generating rewritten candidates
7.245 * * * * [progress]: [ 1 / 3 ] rewriting at (2 2)
7.254 * * * * [progress]: [ 2 / 3 ] rewriting at (2 2 2)
7.262 * * * * [progress]: [ 3 / 3 ] rewriting at (2)
7.291 * * * [progress]: generating series expansions
7.291 * * * * [progress]: [ 1 / 3 ] generating series at (2 2)
7.291 * [approximate]: Taking taylor expansion of (* 2.0 (/ (* x y) (- x y))) in (y x) around 0
7.291 * [taylor]: Taking taylor expansion of (* 2.0 (/ (* x y) (- x y))) in x
7.291 * [taylor]: Taking taylor expansion of 2.0 in x
7.291 * [taylor]: Taking taylor expansion of (/ (* x y) (- x y)) in x
7.291 * [taylor]: Taking taylor expansion of (* x y) in x
7.291 * [taylor]: Taking taylor expansion of x in x
7.291 * [taylor]: Taking taylor expansion of y in x
7.291 * [taylor]: Taking taylor expansion of (- x y) in x
7.291 * [taylor]: Taking taylor expansion of x in x
7.291 * [taylor]: Taking taylor expansion of y in x
7.292 * [taylor]: Taking taylor expansion of (* 2.0 (/ (* x y) (- x y))) in y
7.292 * [taylor]: Taking taylor expansion of 2.0 in y
7.292 * [taylor]: Taking taylor expansion of (/ (* x y) (- x y)) in y
7.292 * [taylor]: Taking taylor expansion of (* x y) in y
7.292 * [taylor]: Taking taylor expansion of x in y
7.292 * [taylor]: Taking taylor expansion of y in y
7.292 * [taylor]: Taking taylor expansion of (- x y) in y
7.292 * [taylor]: Taking taylor expansion of x in y
7.292 * [taylor]: Taking taylor expansion of y in y
7.292 * [taylor]: Taking taylor expansion of (* 2.0 (/ (* x y) (- x y))) in y
7.292 * [taylor]: Taking taylor expansion of 2.0 in y
7.292 * [taylor]: Taking taylor expansion of (/ (* x y) (- x y)) in y
7.293 * [taylor]: Taking taylor expansion of (* x y) in y
7.293 * [taylor]: Taking taylor expansion of x in y
7.293 * [taylor]: Taking taylor expansion of y in y
7.293 * [taylor]: Taking taylor expansion of (- x y) in y
7.293 * [taylor]: Taking taylor expansion of x in y
7.293 * [taylor]: Taking taylor expansion of y in y
7.294 * [taylor]: Taking taylor expansion of 2.0 in x
7.295 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 x)) in x
7.295 * [taylor]: Taking taylor expansion of 2.0 in x
7.295 * [taylor]: Taking taylor expansion of (/ 1 x) in x
7.295 * [taylor]: Taking taylor expansion of x in x
7.299 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow x 2))) in x
7.299 * [taylor]: Taking taylor expansion of 2.0 in x
7.299 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
7.299 * [taylor]: Taking taylor expansion of (pow x 2) in x
7.299 * [taylor]: Taking taylor expansion of x in x
7.304 * [approximate]: Taking taylor expansion of (/ 2.0 (* (- (/ 1 x) (/ 1 y)) (* x y))) in (y x) around 0
7.304 * [taylor]: Taking taylor expansion of (/ 2.0 (* (- (/ 1 x) (/ 1 y)) (* x y))) in x
7.304 * [taylor]: Taking taylor expansion of 2.0 in x
7.304 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) (* x y)) in x
7.304 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x
7.304 * [taylor]: Taking taylor expansion of (/ 1 x) in x
7.304 * [taylor]: Taking taylor expansion of x in x
7.305 * [taylor]: Taking taylor expansion of (/ 1 y) in x
7.305 * [taylor]: Taking taylor expansion of y in x
7.305 * [taylor]: Taking taylor expansion of (* x y) in x
7.305 * [taylor]: Taking taylor expansion of x in x
7.305 * [taylor]: Taking taylor expansion of y in x
7.306 * [taylor]: Taking taylor expansion of (/ 2.0 (* (- (/ 1 x) (/ 1 y)) (* x y))) in y
7.306 * [taylor]: Taking taylor expansion of 2.0 in y
7.306 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) (* x y)) in y
7.306 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in y
7.306 * [taylor]: Taking taylor expansion of (/ 1 x) in y
7.306 * [taylor]: Taking taylor expansion of x in y
7.306 * [taylor]: Taking taylor expansion of (/ 1 y) in y
7.306 * [taylor]: Taking taylor expansion of y in y
7.307 * [taylor]: Taking taylor expansion of (* x y) in y
7.307 * [taylor]: Taking taylor expansion of x in y
7.307 * [taylor]: Taking taylor expansion of y in y
7.309 * [taylor]: Taking taylor expansion of (/ 2.0 (* (- (/ 1 x) (/ 1 y)) (* x y))) in y
7.309 * [taylor]: Taking taylor expansion of 2.0 in y
7.309 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) (* x y)) in y
7.309 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in y
7.309 * [taylor]: Taking taylor expansion of (/ 1 x) in y
7.309 * [taylor]: Taking taylor expansion of x in y
7.309 * [taylor]: Taking taylor expansion of (/ 1 y) in y
7.309 * [taylor]: Taking taylor expansion of y in y
7.309 * [taylor]: Taking taylor expansion of (* x y) in y
7.309 * [taylor]: Taking taylor expansion of x in y
7.309 * [taylor]: Taking taylor expansion of y in y
7.311 * [taylor]: Taking taylor expansion of (/ -2.0 x) in x
7.311 * [taylor]: Taking taylor expansion of -2.0 in x
7.311 * [taylor]: Taking taylor expansion of x in x
7.319 * [taylor]: Taking taylor expansion of (- (* 2.0 (/ 1 (pow x 2)))) in x
7.319 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow x 2))) in x
7.319 * [taylor]: Taking taylor expansion of 2.0 in x
7.319 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
7.319 * [taylor]: Taking taylor expansion of (pow x 2) in x
7.319 * [taylor]: Taking taylor expansion of x in x
7.325 * [taylor]: Taking taylor expansion of (- (* 2.0 (/ 1 (pow x 3)))) in x
7.325 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow x 3))) in x
7.325 * [taylor]: Taking taylor expansion of 2.0 in x
7.325 * [taylor]: Taking taylor expansion of (/ 1 (pow x 3)) in x
7.325 * [taylor]: Taking taylor expansion of (pow x 3) in x
7.325 * [taylor]: Taking taylor expansion of x in x
7.333 * [approximate]: Taking taylor expansion of (/ 2.0 (* x (* y (- (/ 1 y) (/ 1 x))))) in (y x) around 0
7.333 * [taylor]: Taking taylor expansion of (/ 2.0 (* x (* y (- (/ 1 y) (/ 1 x))))) in x
7.333 * [taylor]: Taking taylor expansion of 2.0 in x
7.333 * [taylor]: Taking taylor expansion of (* x (* y (- (/ 1 y) (/ 1 x)))) in x
7.333 * [taylor]: Taking taylor expansion of x in x
7.333 * [taylor]: Taking taylor expansion of (* y (- (/ 1 y) (/ 1 x))) in x
7.333 * [taylor]: Taking taylor expansion of y in x
7.333 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x
7.333 * [taylor]: Taking taylor expansion of (/ 1 y) in x
7.333 * [taylor]: Taking taylor expansion of y in x
7.333 * [taylor]: Taking taylor expansion of (/ 1 x) in x
7.333 * [taylor]: Taking taylor expansion of x in x
7.335 * [taylor]: Taking taylor expansion of (/ 2.0 (* x (* y (- (/ 1 y) (/ 1 x))))) in y
7.335 * [taylor]: Taking taylor expansion of 2.0 in y
7.335 * [taylor]: Taking taylor expansion of (* x (* y (- (/ 1 y) (/ 1 x)))) in y
7.335 * [taylor]: Taking taylor expansion of x in y
7.335 * [taylor]: Taking taylor expansion of (* y (- (/ 1 y) (/ 1 x))) in y
7.335 * [taylor]: Taking taylor expansion of y in y
7.335 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in y
7.335 * [taylor]: Taking taylor expansion of (/ 1 y) in y
7.335 * [taylor]: Taking taylor expansion of y in y
7.336 * [taylor]: Taking taylor expansion of (/ 1 x) in y
7.336 * [taylor]: Taking taylor expansion of x in y
7.338 * [taylor]: Taking taylor expansion of (/ 2.0 (* x (* y (- (/ 1 y) (/ 1 x))))) in y
7.338 * [taylor]: Taking taylor expansion of 2.0 in y
7.338 * [taylor]: Taking taylor expansion of (* x (* y (- (/ 1 y) (/ 1 x)))) in y
7.338 * [taylor]: Taking taylor expansion of x in y
7.338 * [taylor]: Taking taylor expansion of (* y (- (/ 1 y) (/ 1 x))) in y
7.338 * [taylor]: Taking taylor expansion of y in y
7.338 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in y
7.338 * [taylor]: Taking taylor expansion of (/ 1 y) in y
7.338 * [taylor]: Taking taylor expansion of y in y
7.338 * [taylor]: Taking taylor expansion of (/ 1 x) in y
7.338 * [taylor]: Taking taylor expansion of x in y
7.340 * [taylor]: Taking taylor expansion of (/ 2.0 x) in x
7.340 * [taylor]: Taking taylor expansion of 2.0 in x
7.340 * [taylor]: Taking taylor expansion of x in x
7.343 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow x 2))) in x
7.343 * [taylor]: Taking taylor expansion of 2.0 in x
7.343 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
7.343 * [taylor]: Taking taylor expansion of (pow x 2) in x
7.343 * [taylor]: Taking taylor expansion of x in x
7.349 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow x 3))) in x
7.349 * [taylor]: Taking taylor expansion of 2.0 in x
7.349 * [taylor]: Taking taylor expansion of (/ 1 (pow x 3)) in x
7.349 * [taylor]: Taking taylor expansion of (pow x 3) in x
7.349 * [taylor]: Taking taylor expansion of x in x
7.357 * * * * [progress]: [ 2 / 3 ] generating series at (2 2 2)
7.358 * [approximate]: Taking taylor expansion of (* 0.5 (/ (- x y) x)) in (x y) around 0
7.358 * [taylor]: Taking taylor expansion of (* 0.5 (/ (- x y) x)) in y
7.358 * [taylor]: Taking taylor expansion of 0.5 in y
7.358 * [taylor]: Taking taylor expansion of (/ (- x y) x) in y
7.358 * [taylor]: Taking taylor expansion of (- x y) in y
7.358 * [taylor]: Taking taylor expansion of x in y
7.358 * [taylor]: Taking taylor expansion of y in y
7.358 * [taylor]: Taking taylor expansion of x in y
7.358 * [taylor]: Taking taylor expansion of (* 0.5 (/ (- x y) x)) in x
7.358 * [taylor]: Taking taylor expansion of 0.5 in x
7.358 * [taylor]: Taking taylor expansion of (/ (- x y) x) in x
7.358 * [taylor]: Taking taylor expansion of (- x y) in x
7.358 * [taylor]: Taking taylor expansion of x in x
7.358 * [taylor]: Taking taylor expansion of y in x
7.358 * [taylor]: Taking taylor expansion of x in x
7.358 * [taylor]: Taking taylor expansion of (* 0.5 (/ (- x y) x)) in x
7.358 * [taylor]: Taking taylor expansion of 0.5 in x
7.358 * [taylor]: Taking taylor expansion of (/ (- x y) x) in x
7.358 * [taylor]: Taking taylor expansion of (- x y) in x
7.358 * [taylor]: Taking taylor expansion of x in x
7.358 * [taylor]: Taking taylor expansion of y in x
7.358 * [taylor]: Taking taylor expansion of x in x
7.358 * [taylor]: Taking taylor expansion of (* -0.5 y) in y
7.359 * [taylor]: Taking taylor expansion of -0.5 in y
7.359 * [taylor]: Taking taylor expansion of y in y
7.360 * [taylor]: Taking taylor expansion of 0.5 in y
7.363 * [taylor]: Taking taylor expansion of 0 in y
7.366 * [taylor]: Taking taylor expansion of 0 in y
7.367 * [approximate]: Taking taylor expansion of (* 0.5 (* (- (/ 1 x) (/ 1 y)) x)) in (x y) around 0
7.367 * [taylor]: Taking taylor expansion of (* 0.5 (* (- (/ 1 x) (/ 1 y)) x)) in y
7.367 * [taylor]: Taking taylor expansion of 0.5 in y
7.367 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) x) in y
7.367 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in y
7.367 * [taylor]: Taking taylor expansion of (/ 1 x) in y
7.367 * [taylor]: Taking taylor expansion of x in y
7.367 * [taylor]: Taking taylor expansion of (/ 1 y) in y
7.367 * [taylor]: Taking taylor expansion of y in y
7.367 * [taylor]: Taking taylor expansion of x in y
7.367 * [taylor]: Taking taylor expansion of (* 0.5 (* (- (/ 1 x) (/ 1 y)) x)) in x
7.367 * [taylor]: Taking taylor expansion of 0.5 in x
7.367 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) x) in x
7.367 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x
7.367 * [taylor]: Taking taylor expansion of (/ 1 x) in x
7.367 * [taylor]: Taking taylor expansion of x in x
7.368 * [taylor]: Taking taylor expansion of (/ 1 y) in x
7.368 * [taylor]: Taking taylor expansion of y in x
7.368 * [taylor]: Taking taylor expansion of x in x
7.368 * [taylor]: Taking taylor expansion of (* 0.5 (* (- (/ 1 x) (/ 1 y)) x)) in x
7.368 * [taylor]: Taking taylor expansion of 0.5 in x
7.368 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) x) in x
7.368 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x
7.368 * [taylor]: Taking taylor expansion of (/ 1 x) in x
7.368 * [taylor]: Taking taylor expansion of x in x
7.368 * [taylor]: Taking taylor expansion of (/ 1 y) in x
7.368 * [taylor]: Taking taylor expansion of y in x
7.368 * [taylor]: Taking taylor expansion of x in x
7.369 * [taylor]: Taking taylor expansion of 0 in y
7.371 * [taylor]: Taking taylor expansion of 0.5 in y
7.373 * [taylor]: Taking taylor expansion of (- (* 0.5 (/ 1 y))) in y
7.373 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 y)) in y
7.373 * [taylor]: Taking taylor expansion of 0.5 in y
7.373 * [taylor]: Taking taylor expansion of (/ 1 y) in y
7.373 * [taylor]: Taking taylor expansion of y in y
7.376 * [taylor]: Taking taylor expansion of 0 in y
7.380 * [taylor]: Taking taylor expansion of 0 in y
7.382 * [approximate]: Taking taylor expansion of (* -0.5 (* x (- (/ 1 y) (/ 1 x)))) in (x y) around 0
7.382 * [taylor]: Taking taylor expansion of (* -0.5 (* x (- (/ 1 y) (/ 1 x)))) in y
7.382 * [taylor]: Taking taylor expansion of -0.5 in y
7.382 * [taylor]: Taking taylor expansion of (* x (- (/ 1 y) (/ 1 x))) in y
7.382 * [taylor]: Taking taylor expansion of x in y
7.382 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in y
7.382 * [taylor]: Taking taylor expansion of (/ 1 y) in y
7.382 * [taylor]: Taking taylor expansion of y in y
7.382 * [taylor]: Taking taylor expansion of (/ 1 x) in y
7.382 * [taylor]: Taking taylor expansion of x in y
7.382 * [taylor]: Taking taylor expansion of (* -0.5 (* x (- (/ 1 y) (/ 1 x)))) in x
7.382 * [taylor]: Taking taylor expansion of -0.5 in x
7.382 * [taylor]: Taking taylor expansion of (* x (- (/ 1 y) (/ 1 x))) in x
7.382 * [taylor]: Taking taylor expansion of x in x
7.382 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x
7.382 * [taylor]: Taking taylor expansion of (/ 1 y) in x
7.382 * [taylor]: Taking taylor expansion of y in x
7.382 * [taylor]: Taking taylor expansion of (/ 1 x) in x
7.383 * [taylor]: Taking taylor expansion of x in x
7.383 * [taylor]: Taking taylor expansion of (* -0.5 (* x (- (/ 1 y) (/ 1 x)))) in x
7.383 * [taylor]: Taking taylor expansion of -0.5 in x
7.383 * [taylor]: Taking taylor expansion of (* x (- (/ 1 y) (/ 1 x))) in x
7.383 * [taylor]: Taking taylor expansion of x in x
7.383 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x
7.383 * [taylor]: Taking taylor expansion of (/ 1 y) in x
7.383 * [taylor]: Taking taylor expansion of y in x
7.383 * [taylor]: Taking taylor expansion of (/ 1 x) in x
7.383 * [taylor]: Taking taylor expansion of x in x
7.384 * [taylor]: Taking taylor expansion of 0 in y
7.386 * [taylor]: Taking taylor expansion of 0.5 in y
7.388 * [taylor]: Taking taylor expansion of (- (* 0.5 (/ 1 y))) in y
7.389 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 y)) in y
7.389 * [taylor]: Taking taylor expansion of 0.5 in y
7.389 * [taylor]: Taking taylor expansion of (/ 1 y) in y
7.389 * [taylor]: Taking taylor expansion of y in y
7.395 * [taylor]: Taking taylor expansion of 0 in y
7.400 * [taylor]: Taking taylor expansion of 0 in y
7.402 * * * * [progress]: [ 3 / 3 ] generating series at (2)
7.402 * [approximate]: Taking taylor expansion of (* 0.5 (/ (- x y) (* x y))) in (y x) around 0
7.402 * [taylor]: Taking taylor expansion of (* 0.5 (/ (- x y) (* x y))) in x
7.402 * [taylor]: Taking taylor expansion of 0.5 in x
7.402 * [taylor]: Taking taylor expansion of (/ (- x y) (* x y)) in x
7.402 * [taylor]: Taking taylor expansion of (- x y) in x
7.402 * [taylor]: Taking taylor expansion of x in x
7.402 * [taylor]: Taking taylor expansion of y in x
7.402 * [taylor]: Taking taylor expansion of (* x y) in x
7.402 * [taylor]: Taking taylor expansion of x in x
7.402 * [taylor]: Taking taylor expansion of y in x
7.402 * [taylor]: Taking taylor expansion of (* 0.5 (/ (- x y) (* x y))) in y
7.402 * [taylor]: Taking taylor expansion of 0.5 in y
7.402 * [taylor]: Taking taylor expansion of (/ (- x y) (* x y)) in y
7.402 * [taylor]: Taking taylor expansion of (- x y) in y
7.402 * [taylor]: Taking taylor expansion of x in y
7.403 * [taylor]: Taking taylor expansion of y in y
7.403 * [taylor]: Taking taylor expansion of (* x y) in y
7.403 * [taylor]: Taking taylor expansion of x in y
7.403 * [taylor]: Taking taylor expansion of y in y
7.403 * [taylor]: Taking taylor expansion of (* 0.5 (/ (- x y) (* x y))) in y
7.403 * [taylor]: Taking taylor expansion of 0.5 in y
7.403 * [taylor]: Taking taylor expansion of (/ (- x y) (* x y)) in y
7.403 * [taylor]: Taking taylor expansion of (- x y) in y
7.403 * [taylor]: Taking taylor expansion of x in y
7.403 * [taylor]: Taking taylor expansion of y in y
7.403 * [taylor]: Taking taylor expansion of (* x y) in y
7.403 * [taylor]: Taking taylor expansion of x in y
7.403 * [taylor]: Taking taylor expansion of y in y
7.404 * [taylor]: Taking taylor expansion of 0.5 in x
7.405 * [taylor]: Taking taylor expansion of (- (* 0.5 (/ 1 x))) in x
7.405 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in x
7.406 * [taylor]: Taking taylor expansion of 0.5 in x
7.406 * [taylor]: Taking taylor expansion of (/ 1 x) in x
7.406 * [taylor]: Taking taylor expansion of x in x
7.408 * [taylor]: Taking taylor expansion of 0 in x
7.411 * [taylor]: Taking taylor expansion of 0 in x
7.415 * [taylor]: Taking taylor expansion of 0 in x
7.415 * [approximate]: Taking taylor expansion of (* 0.5 (* (- (/ 1 x) (/ 1 y)) (* x y))) in (y x) around 0
7.415 * [taylor]: Taking taylor expansion of (* 0.5 (* (- (/ 1 x) (/ 1 y)) (* x y))) in x
7.416 * [taylor]: Taking taylor expansion of 0.5 in x
7.416 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) (* x y)) in x
7.416 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x
7.416 * [taylor]: Taking taylor expansion of (/ 1 x) in x
7.416 * [taylor]: Taking taylor expansion of x in x
7.416 * [taylor]: Taking taylor expansion of (/ 1 y) in x
7.416 * [taylor]: Taking taylor expansion of y in x
7.416 * [taylor]: Taking taylor expansion of (* x y) in x
7.416 * [taylor]: Taking taylor expansion of x in x
7.416 * [taylor]: Taking taylor expansion of y in x
7.416 * [taylor]: Taking taylor expansion of (* 0.5 (* (- (/ 1 x) (/ 1 y)) (* x y))) in y
7.416 * [taylor]: Taking taylor expansion of 0.5 in y
7.416 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) (* x y)) in y
7.416 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in y
7.416 * [taylor]: Taking taylor expansion of (/ 1 x) in y
7.416 * [taylor]: Taking taylor expansion of x in y
7.416 * [taylor]: Taking taylor expansion of (/ 1 y) in y
7.416 * [taylor]: Taking taylor expansion of y in y
7.416 * [taylor]: Taking taylor expansion of (* x y) in y
7.416 * [taylor]: Taking taylor expansion of x in y
7.416 * [taylor]: Taking taylor expansion of y in y
7.416 * [taylor]: Taking taylor expansion of (* 0.5 (* (- (/ 1 x) (/ 1 y)) (* x y))) in y
7.416 * [taylor]: Taking taylor expansion of 0.5 in y
7.416 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) (* x y)) in y
7.416 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in y
7.417 * [taylor]: Taking taylor expansion of (/ 1 x) in y
7.417 * [taylor]: Taking taylor expansion of x in y
7.417 * [taylor]: Taking taylor expansion of (/ 1 y) in y
7.417 * [taylor]: Taking taylor expansion of y in y
7.417 * [taylor]: Taking taylor expansion of (* x y) in y
7.417 * [taylor]: Taking taylor expansion of x in y
7.417 * [taylor]: Taking taylor expansion of y in y
7.418 * [taylor]: Taking taylor expansion of 0 in x
7.419 * [taylor]: Taking taylor expansion of (- (* 0.5 x)) in x
7.419 * [taylor]: Taking taylor expansion of (* 0.5 x) in x
7.419 * [taylor]: Taking taylor expansion of 0.5 in x
7.419 * [taylor]: Taking taylor expansion of x in x
7.422 * [taylor]: Taking taylor expansion of 0.5 in x
7.425 * [taylor]: Taking taylor expansion of 0 in x
7.430 * [taylor]: Taking taylor expansion of 0 in x
7.435 * [taylor]: Taking taylor expansion of 0 in x
7.435 * [approximate]: Taking taylor expansion of (* 0.5 (* x (* y (- (/ 1 y) (/ 1 x))))) in (y x) around 0
7.435 * [taylor]: Taking taylor expansion of (* 0.5 (* x (* y (- (/ 1 y) (/ 1 x))))) in x
7.435 * [taylor]: Taking taylor expansion of 0.5 in x
7.435 * [taylor]: Taking taylor expansion of (* x (* y (- (/ 1 y) (/ 1 x)))) in x
7.436 * [taylor]: Taking taylor expansion of x in x
7.436 * [taylor]: Taking taylor expansion of (* y (- (/ 1 y) (/ 1 x))) in x
7.436 * [taylor]: Taking taylor expansion of y in x
7.436 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x
7.436 * [taylor]: Taking taylor expansion of (/ 1 y) in x
7.436 * [taylor]: Taking taylor expansion of y in x
7.436 * [taylor]: Taking taylor expansion of (/ 1 x) in x
7.436 * [taylor]: Taking taylor expansion of x in x
7.436 * [taylor]: Taking taylor expansion of (* 0.5 (* x (* y (- (/ 1 y) (/ 1 x))))) in y
7.436 * [taylor]: Taking taylor expansion of 0.5 in y
7.436 * [taylor]: Taking taylor expansion of (* x (* y (- (/ 1 y) (/ 1 x)))) in y
7.436 * [taylor]: Taking taylor expansion of x in y
7.436 * [taylor]: Taking taylor expansion of (* y (- (/ 1 y) (/ 1 x))) in y
7.436 * [taylor]: Taking taylor expansion of y in y
7.436 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in y
7.436 * [taylor]: Taking taylor expansion of (/ 1 y) in y
7.436 * [taylor]: Taking taylor expansion of y in y
7.436 * [taylor]: Taking taylor expansion of (/ 1 x) in y
7.436 * [taylor]: Taking taylor expansion of x in y
7.436 * [taylor]: Taking taylor expansion of (* 0.5 (* x (* y (- (/ 1 y) (/ 1 x))))) in y
7.436 * [taylor]: Taking taylor expansion of 0.5 in y
7.437 * [taylor]: Taking taylor expansion of (* x (* y (- (/ 1 y) (/ 1 x)))) in y
7.437 * [taylor]: Taking taylor expansion of x in y
7.437 * [taylor]: Taking taylor expansion of (* y (- (/ 1 y) (/ 1 x))) in y
7.437 * [taylor]: Taking taylor expansion of y in y
7.437 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in y
7.437 * [taylor]: Taking taylor expansion of (/ 1 y) in y
7.437 * [taylor]: Taking taylor expansion of y in y
7.437 * [taylor]: Taking taylor expansion of (/ 1 x) in y
7.437 * [taylor]: Taking taylor expansion of x in y
7.438 * [taylor]: Taking taylor expansion of 0 in x
7.439 * [taylor]: Taking taylor expansion of (* 0.5 x) in x
7.439 * [taylor]: Taking taylor expansion of 0.5 in x
7.439 * [taylor]: Taking taylor expansion of x in x
7.442 * [taylor]: Taking taylor expansion of (- 0.5) in x
7.442 * [taylor]: Taking taylor expansion of 0.5 in x
7.446 * [taylor]: Taking taylor expansion of 0 in x
7.451 * [taylor]: Taking taylor expansion of 0 in x
7.457 * [taylor]: Taking taylor expansion of 0 in x
7.457 * * * [progress]: simplifying candidates
7.461 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (- (log y) (- (log (- x y)) (+ (log x) (log 2.0))))
  (- (log y) (- (log (- x y)) (log (* x 2.0))))
  (- (log y) (log (/ (- x y) (* x 2.0))))
  (log (/ y (/ (- x y) (* x 2.0))))
  (exp (/ y (/ (- x y) (* x 2.0))))
  (/ (* (* y y) y) (/ (* (* (- x y) (- x y)) (- x y)) (* (* (* x x) x) (* (* 2.0 2.0) 2.0))))
  (/ (* (* y y) y) (/ (* (* (- x y) (- x y)) (- x y)) (* (* (* x 2.0) (* x 2.0)) (* x 2.0))))
  (/ (* (* y y) y) (* (* (/ (- x y) (* x 2.0)) (/ (- x y) (* x 2.0))) (/ (- x y) (* x 2.0))))
  (* (cbrt (/ y (/ (- x y) (* x 2.0)))) (cbrt (/ y (/ (- x y) (* x 2.0)))))
  (cbrt (/ y (/ (- x y) (* x 2.0))))
  (* (* (/ y (/ (- x y) (* x 2.0))) (/ y (/ (- x y) (* x 2.0)))) (/ y (/ (- x y) (* x 2.0))))
  (sqrt (/ y (/ (- x y) (* x 2.0))))
  (sqrt (/ y (/ (- x y) (* x 2.0))))
  (- y)
  (- (/ (- x y) (* x 2.0)))
  (/ (* (cbrt y) (cbrt y)) (* (cbrt (/ (- x y) (* x 2.0))) (cbrt (/ (- x y) (* x 2.0)))))
  (/ (cbrt y) (cbrt (/ (- x y) (* x 2.0))))
  (/ (* (cbrt y) (cbrt y)) (sqrt (/ (- x y) (* x 2.0))))
  (/ (cbrt y) (sqrt (/ (- x y) (* x 2.0))))
  (/ (* (cbrt y) (cbrt y)) (/ (* (cbrt (- x y)) (cbrt (- x y))) x))
  (/ (cbrt y) (/ (cbrt (- x y)) 2.0))
  (/ (* (cbrt y) (cbrt y)) (/ (sqrt (- x y)) x))
  (/ (cbrt y) (/ (sqrt (- x y)) 2.0))
  (/ (* (cbrt y) (cbrt y)) (/ 1 x))
  (/ (cbrt y) (/ (- x y) 2.0))
  (/ (* (cbrt y) (cbrt y)) (/ (+ (sqrt x) (sqrt y)) x))
  (/ (cbrt y) (/ (- (sqrt x) (sqrt y)) 2.0))
  (/ (* (cbrt y) (cbrt y)) (/ 1 x))
  (/ (cbrt y) (/ (- x y) 2.0))
  (/ (* (cbrt y) (cbrt y)) 1)
  (/ (cbrt y) (/ (- x y) (* x 2.0)))
  (/ (* (cbrt y) (cbrt y)) (- x y))
  (/ (cbrt y) (/ 1 (* x 2.0)))
  (/ (sqrt y) (* (cbrt (/ (- x y) (* x 2.0))) (cbrt (/ (- x y) (* x 2.0)))))
  (/ (sqrt y) (cbrt (/ (- x y) (* x 2.0))))
  (/ (sqrt y) (sqrt (/ (- x y) (* x 2.0))))
  (/ (sqrt y) (sqrt (/ (- x y) (* x 2.0))))
  (/ (sqrt y) (/ (* (cbrt (- x y)) (cbrt (- x y))) x))
  (/ (sqrt y) (/ (cbrt (- x y)) 2.0))
  (/ (sqrt y) (/ (sqrt (- x y)) x))
  (/ (sqrt y) (/ (sqrt (- x y)) 2.0))
  (/ (sqrt y) (/ 1 x))
  (/ (sqrt y) (/ (- x y) 2.0))
  (/ (sqrt y) (/ (+ (sqrt x) (sqrt y)) x))
  (/ (sqrt y) (/ (- (sqrt x) (sqrt y)) 2.0))
  (/ (sqrt y) (/ 1 x))
  (/ (sqrt y) (/ (- x y) 2.0))
  (/ (sqrt y) 1)
  (/ (sqrt y) (/ (- x y) (* x 2.0)))
  (/ (sqrt y) (- x y))
  (/ (sqrt y) (/ 1 (* x 2.0)))
  (/ 1 (* (cbrt (/ (- x y) (* x 2.0))) (cbrt (/ (- x y) (* x 2.0)))))
  (/ y (cbrt (/ (- x y) (* x 2.0))))
  (/ 1 (sqrt (/ (- x y) (* x 2.0))))
  (/ y (sqrt (/ (- x y) (* x 2.0))))
  (/ 1 (/ (* (cbrt (- x y)) (cbrt (- x y))) x))
  (/ y (/ (cbrt (- x y)) 2.0))
  (/ 1 (/ (sqrt (- x y)) x))
  (/ y (/ (sqrt (- x y)) 2.0))
  (/ 1 (/ 1 x))
  (/ y (/ (- x y) 2.0))
  (/ 1 (/ (+ (sqrt x) (sqrt y)) x))
  (/ y (/ (- (sqrt x) (sqrt y)) 2.0))
  (/ 1 (/ 1 x))
  (/ y (/ (- x y) 2.0))
  (/ 1 1)
  (/ y (/ (- x y) (* x 2.0)))
  (/ 1 (- x y))
  (/ y (/ 1 (* x 2.0)))
  (/ 1 (/ (- x y) (* x 2.0)))
  (/ (/ (- x y) (* x 2.0)) y)
  (/ y (* (cbrt (/ (- x y) (* x 2.0))) (cbrt (/ (- x y) (* x 2.0)))))
  (/ y (sqrt (/ (- x y) (* x 2.0))))
  (/ y (/ (* (cbrt (- x y)) (cbrt (- x y))) x))
  (/ y (/ (sqrt (- x y)) x))
  (/ y (/ 1 x))
  (/ y (/ (+ (sqrt x) (sqrt y)) x))
  (/ y (/ 1 x))
  (/ y 1)
  (/ y (- x y))
  (/ (/ (- x y) (* x 2.0)) (cbrt y))
  (/ (/ (- x y) (* x 2.0)) (sqrt y))
  (/ (/ (- x y) (* x 2.0)) y)
  (/ y (- x y))
  (- (log (- x y)) (+ (log x) (log 2.0)))
  (- (log (- x y)) (log (* x 2.0)))
  (log (/ (- x y) (* x 2.0)))
  (exp (/ (- x y) (* x 2.0)))
  (/ (* (* (- x y) (- x y)) (- x y)) (* (* (* x x) x) (* (* 2.0 2.0) 2.0)))
  (/ (* (* (- x y) (- x y)) (- x y)) (* (* (* x 2.0) (* x 2.0)) (* x 2.0)))
  (* (cbrt (/ (- x y) (* x 2.0))) (cbrt (/ (- x y) (* x 2.0))))
  (cbrt (/ (- x y) (* x 2.0)))
  (* (* (/ (- x y) (* x 2.0)) (/ (- x y) (* x 2.0))) (/ (- x y) (* x 2.0)))
  (sqrt (/ (- x y) (* x 2.0)))
  (sqrt (/ (- x y) (* x 2.0)))
  (- (- x y))
  (- (* x 2.0))
  (/ x (* x 2.0))
  (/ y (* x 2.0))
  (/ (* (cbrt (- x y)) (cbrt (- x y))) x)
  (/ (cbrt (- x y)) 2.0)
  (/ (sqrt (- x y)) x)
  (/ (sqrt (- x y)) 2.0)
  (/ 1 x)
  (/ (- x y) 2.0)
  (/ (+ (sqrt x) (sqrt y)) x)
  (/ (- (sqrt x) (sqrt y)) 2.0)
  (/ 1 x)
  (/ (- x y) 2.0)
  (/ 1 (* x 2.0))
  (/ (* x 2.0) (- x y))
  (/ (- x y) x)
  (/ (* x 2.0) (cbrt (- x y)))
  (/ (* x 2.0) (sqrt (- x y)))
  (/ (* x 2.0) (- x y))
  (/ (* x 2.0) (- (sqrt x) (sqrt y)))
  (/ (* x 2.0) (- x y))
  (* (* x 2.0) (+ (* x x) (+ (* y y) (* x y))))
  (* (* x 2.0) (+ x y))
  (- 1)
  (- (- (log y) (- (log (- x y)) (+ (log x) (log 2.0)))))
  (- (- (log y) (- (log (- x y)) (log (* x 2.0)))))
  (- (- (log y) (log (/ (- x y) (* x 2.0)))))
  (- (log (/ y (/ (- x y) (* x 2.0)))))
  (- 0 (- (log y) (- (log (- x y)) (+ (log x) (log 2.0)))))
  (- 0 (- (log y) (- (log (- x y)) (log (* x 2.0)))))
  (- 0 (- (log y) (log (/ (- x y) (* x 2.0)))))
  (- 0 (log (/ y (/ (- x y) (* x 2.0)))))
  (- (log 1) (- (log y) (- (log (- x y)) (+ (log x) (log 2.0)))))
  (- (log 1) (- (log y) (- (log (- x y)) (log (* x 2.0)))))
  (- (log 1) (- (log y) (log (/ (- x y) (* x 2.0)))))
  (- (log 1) (log (/ y (/ (- x y) (* x 2.0)))))
  (log (/ 1 (/ y (/ (- x y) (* x 2.0)))))
  (exp (/ 1 (/ y (/ (- x y) (* x 2.0)))))
  (/ (* (* 1 1) 1) (/ (* (* y y) y) (/ (* (* (- x y) (- x y)) (- x y)) (* (* (* x x) x) (* (* 2.0 2.0) 2.0)))))
  (/ (* (* 1 1) 1) (/ (* (* y y) y) (/ (* (* (- x y) (- x y)) (- x y)) (* (* (* x 2.0) (* x 2.0)) (* x 2.0)))))
  (/ (* (* 1 1) 1) (/ (* (* y y) y) (* (* (/ (- x y) (* x 2.0)) (/ (- x y) (* x 2.0))) (/ (- x y) (* x 2.0)))))
  (/ (* (* 1 1) 1) (* (* (/ y (/ (- x y) (* x 2.0))) (/ y (/ (- x y) (* x 2.0)))) (/ y (/ (- x y) (* x 2.0)))))
  (* (cbrt (/ 1 (/ y (/ (- x y) (* x 2.0))))) (cbrt (/ 1 (/ y (/ (- x y) (* x 2.0))))))
  (cbrt (/ 1 (/ y (/ (- x y) (* x 2.0)))))
  (* (* (/ 1 (/ y (/ (- x y) (* x 2.0)))) (/ 1 (/ y (/ (- x y) (* x 2.0))))) (/ 1 (/ y (/ (- x y) (* x 2.0)))))
  (sqrt (/ 1 (/ y (/ (- x y) (* x 2.0)))))
  (sqrt (/ 1 (/ y (/ (- x y) (* x 2.0)))))
  (- 1)
  (- (/ y (/ (- x y) (* x 2.0))))
  (/ (* (cbrt 1) (cbrt 1)) (* (cbrt (/ y (/ (- x y) (* x 2.0)))) (cbrt (/ y (/ (- x y) (* x 2.0))))))
  (/ (cbrt 1) (cbrt (/ y (/ (- x y) (* x 2.0)))))
  (/ (* (cbrt 1) (cbrt 1)) (sqrt (/ y (/ (- x y) (* x 2.0)))))
  (/ (cbrt 1) (sqrt (/ y (/ (- x y) (* x 2.0)))))
  (/ (* (cbrt 1) (cbrt 1)) (/ (* (cbrt y) (cbrt y)) (* (cbrt (/ (- x y) (* x 2.0))) (cbrt (/ (- x y) (* x 2.0))))))
  (/ (cbrt 1) (/ (cbrt y) (cbrt (/ (- x y) (* x 2.0)))))
  (/ (* (cbrt 1) (cbrt 1)) (/ (* (cbrt y) (cbrt y)) (sqrt (/ (- x y) (* x 2.0)))))
  (/ (cbrt 1) (/ (cbrt y) (sqrt (/ (- x y) (* x 2.0)))))
  (/ (* (cbrt 1) (cbrt 1)) (/ (* (cbrt y) (cbrt y)) (/ (* (cbrt (- x y)) (cbrt (- x y))) x)))
  (/ (cbrt 1) (/ (cbrt y) (/ (cbrt (- x y)) 2.0)))
  (/ (* (cbrt 1) (cbrt 1)) (/ (* (cbrt y) (cbrt y)) (/ (sqrt (- x y)) x)))
  (/ (cbrt 1) (/ (cbrt y) (/ (sqrt (- x y)) 2.0)))
  (/ (* (cbrt 1) (cbrt 1)) (/ (* (cbrt y) (cbrt y)) (/ 1 x)))
  (/ (cbrt 1) (/ (cbrt y) (/ (- x y) 2.0)))
  (/ (* (cbrt 1) (cbrt 1)) (/ (* (cbrt y) (cbrt y)) (/ (+ (sqrt x) (sqrt y)) x)))
  (/ (cbrt 1) (/ (cbrt y) (/ (- (sqrt x) (sqrt y)) 2.0)))
  (/ (* (cbrt 1) (cbrt 1)) (/ (* (cbrt y) (cbrt y)) (/ 1 x)))
  (/ (cbrt 1) (/ (cbrt y) (/ (- x y) 2.0)))
  (/ (* (cbrt 1) (cbrt 1)) (/ (* (cbrt y) (cbrt y)) 1))
  (/ (cbrt 1) (/ (cbrt y) (/ (- x y) (* x 2.0))))
  (/ (* (cbrt 1) (cbrt 1)) (/ (* (cbrt y) (cbrt y)) (- x y)))
  (/ (cbrt 1) (/ (cbrt y) (/ 1 (* x 2.0))))
  (/ (* (cbrt 1) (cbrt 1)) (/ (sqrt y) (* (cbrt (/ (- x y) (* x 2.0))) (cbrt (/ (- x y) (* x 2.0))))))
  (/ (cbrt 1) (/ (sqrt y) (cbrt (/ (- x y) (* x 2.0)))))
  (/ (* (cbrt 1) (cbrt 1)) (/ (sqrt y) (sqrt (/ (- x y) (* x 2.0)))))
  (/ (cbrt 1) (/ (sqrt y) (sqrt (/ (- x y) (* x 2.0)))))
  (/ (* (cbrt 1) (cbrt 1)) (/ (sqrt y) (/ (* (cbrt (- x y)) (cbrt (- x y))) x)))
  (/ (cbrt 1) (/ (sqrt y) (/ (cbrt (- x y)) 2.0)))
  (/ (* (cbrt 1) (cbrt 1)) (/ (sqrt y) (/ (sqrt (- x y)) x)))
  (/ (cbrt 1) (/ (sqrt y) (/ (sqrt (- x y)) 2.0)))
  (/ (* (cbrt 1) (cbrt 1)) (/ (sqrt y) (/ 1 x)))
  (/ (cbrt 1) (/ (sqrt y) (/ (- x y) 2.0)))
  (/ (* (cbrt 1) (cbrt 1)) (/ (sqrt y) (/ (+ (sqrt x) (sqrt y)) x)))
  (/ (cbrt 1) (/ (sqrt y) (/ (- (sqrt x) (sqrt y)) 2.0)))
  (/ (* (cbrt 1) (cbrt 1)) (/ (sqrt y) (/ 1 x)))
  (/ (cbrt 1) (/ (sqrt y) (/ (- x y) 2.0)))
  (/ (* (cbrt 1) (cbrt 1)) (/ (sqrt y) 1))
  (/ (cbrt 1) (/ (sqrt y) (/ (- x y) (* x 2.0))))
  (/ (* (cbrt 1) (cbrt 1)) (/ (sqrt y) (- x y)))
  (/ (cbrt 1) (/ (sqrt y) (/ 1 (* x 2.0))))
  (/ (* (cbrt 1) (cbrt 1)) (/ 1 (* (cbrt (/ (- x y) (* x 2.0))) (cbrt (/ (- x y) (* x 2.0))))))
  (/ (cbrt 1) (/ y (cbrt (/ (- x y) (* x 2.0)))))
  (/ (* (cbrt 1) (cbrt 1)) (/ 1 (sqrt (/ (- x y) (* x 2.0)))))
  (/ (cbrt 1) (/ y (sqrt (/ (- x y) (* x 2.0)))))
  (/ (* (cbrt 1) (cbrt 1)) (/ 1 (/ (* (cbrt (- x y)) (cbrt (- x y))) x)))
  (/ (cbrt 1) (/ y (/ (cbrt (- x y)) 2.0)))
  (/ (* (cbrt 1) (cbrt 1)) (/ 1 (/ (sqrt (- x y)) x)))
  (/ (cbrt 1) (/ y (/ (sqrt (- x y)) 2.0)))
  (/ (* (cbrt 1) (cbrt 1)) (/ 1 (/ 1 x)))
  (/ (cbrt 1) (/ y (/ (- x y) 2.0)))
  (/ (* (cbrt 1) (cbrt 1)) (/ 1 (/ (+ (sqrt x) (sqrt y)) x)))
  (/ (cbrt 1) (/ y (/ (- (sqrt x) (sqrt y)) 2.0)))
  (/ (* (cbrt 1) (cbrt 1)) (/ 1 (/ 1 x)))
  (/ (cbrt 1) (/ y (/ (- x y) 2.0)))
  (/ (* (cbrt 1) (cbrt 1)) (/ 1 1))
  (/ (cbrt 1) (/ y (/ (- x y) (* x 2.0))))
  (/ (* (cbrt 1) (cbrt 1)) (/ 1 (- x y)))
  (/ (cbrt 1) (/ y (/ 1 (* x 2.0))))
  (/ (* (cbrt 1) (cbrt 1)) 1)
  (/ (cbrt 1) (/ y (/ (- x y) (* x 2.0))))
  (/ (* (cbrt 1) (cbrt 1)) y)
  (/ (cbrt 1) (/ 1 (/ (- x y) (* x 2.0))))
  (/ (* (cbrt 1) (cbrt 1)) (/ y (- x y)))
  (/ (cbrt 1) (* x 2.0))
  (/ (sqrt 1) (* (cbrt (/ y (/ (- x y) (* x 2.0)))) (cbrt (/ y (/ (- x y) (* x 2.0))))))
  (/ (sqrt 1) (cbrt (/ y (/ (- x y) (* x 2.0)))))
  (/ (sqrt 1) (sqrt (/ y (/ (- x y) (* x 2.0)))))
  (/ (sqrt 1) (sqrt (/ y (/ (- x y) (* x 2.0)))))
  (/ (sqrt 1) (/ (* (cbrt y) (cbrt y)) (* (cbrt (/ (- x y) (* x 2.0))) (cbrt (/ (- x y) (* x 2.0))))))
  (/ (sqrt 1) (/ (cbrt y) (cbrt (/ (- x y) (* x 2.0)))))
  (/ (sqrt 1) (/ (* (cbrt y) (cbrt y)) (sqrt (/ (- x y) (* x 2.0)))))
  (/ (sqrt 1) (/ (cbrt y) (sqrt (/ (- x y) (* x 2.0)))))
  (/ (sqrt 1) (/ (* (cbrt y) (cbrt y)) (/ (* (cbrt (- x y)) (cbrt (- x y))) x)))
  (/ (sqrt 1) (/ (cbrt y) (/ (cbrt (- x y)) 2.0)))
  (/ (sqrt 1) (/ (* (cbrt y) (cbrt y)) (/ (sqrt (- x y)) x)))
  (/ (sqrt 1) (/ (cbrt y) (/ (sqrt (- x y)) 2.0)))
  (/ (sqrt 1) (/ (* (cbrt y) (cbrt y)) (/ 1 x)))
  (/ (sqrt 1) (/ (cbrt y) (/ (- x y) 2.0)))
  (/ (sqrt 1) (/ (* (cbrt y) (cbrt y)) (/ (+ (sqrt x) (sqrt y)) x)))
  (/ (sqrt 1) (/ (cbrt y) (/ (- (sqrt x) (sqrt y)) 2.0)))
  (/ (sqrt 1) (/ (* (cbrt y) (cbrt y)) (/ 1 x)))
  (/ (sqrt 1) (/ (cbrt y) (/ (- x y) 2.0)))
  (/ (sqrt 1) (/ (* (cbrt y) (cbrt y)) 1))
  (/ (sqrt 1) (/ (cbrt y) (/ (- x y) (* x 2.0))))
  (/ (sqrt 1) (/ (* (cbrt y) (cbrt y)) (- x y)))
  (/ (sqrt 1) (/ (cbrt y) (/ 1 (* x 2.0))))
  (/ (sqrt 1) (/ (sqrt y) (* (cbrt (/ (- x y) (* x 2.0))) (cbrt (/ (- x y) (* x 2.0))))))
  (/ (sqrt 1) (/ (sqrt y) (cbrt (/ (- x y) (* x 2.0)))))
  (/ (sqrt 1) (/ (sqrt y) (sqrt (/ (- x y) (* x 2.0)))))
  (/ (sqrt 1) (/ (sqrt y) (sqrt (/ (- x y) (* x 2.0)))))
  (/ (sqrt 1) (/ (sqrt y) (/ (* (cbrt (- x y)) (cbrt (- x y))) x)))
  (/ (sqrt 1) (/ (sqrt y) (/ (cbrt (- x y)) 2.0)))
  (/ (sqrt 1) (/ (sqrt y) (/ (sqrt (- x y)) x)))
  (/ (sqrt 1) (/ (sqrt y) (/ (sqrt (- x y)) 2.0)))
  (/ (sqrt 1) (/ (sqrt y) (/ 1 x)))
  (/ (sqrt 1) (/ (sqrt y) (/ (- x y) 2.0)))
  (/ (sqrt 1) (/ (sqrt y) (/ (+ (sqrt x) (sqrt y)) x)))
  (/ (sqrt 1) (/ (sqrt y) (/ (- (sqrt x) (sqrt y)) 2.0)))
  (/ (sqrt 1) (/ (sqrt y) (/ 1 x)))
  (/ (sqrt 1) (/ (sqrt y) (/ (- x y) 2.0)))
  (/ (sqrt 1) (/ (sqrt y) 1))
  (/ (sqrt 1) (/ (sqrt y) (/ (- x y) (* x 2.0))))
  (/ (sqrt 1) (/ (sqrt y) (- x y)))
  (/ (sqrt 1) (/ (sqrt y) (/ 1 (* x 2.0))))
  (/ (sqrt 1) (/ 1 (* (cbrt (/ (- x y) (* x 2.0))) (cbrt (/ (- x y) (* x 2.0))))))
  (/ (sqrt 1) (/ y (cbrt (/ (- x y) (* x 2.0)))))
  (/ (sqrt 1) (/ 1 (sqrt (/ (- x y) (* x 2.0)))))
  (/ (sqrt 1) (/ y (sqrt (/ (- x y) (* x 2.0)))))
  (/ (sqrt 1) (/ 1 (/ (* (cbrt (- x y)) (cbrt (- x y))) x)))
  (/ (sqrt 1) (/ y (/ (cbrt (- x y)) 2.0)))
  (/ (sqrt 1) (/ 1 (/ (sqrt (- x y)) x)))
  (/ (sqrt 1) (/ y (/ (sqrt (- x y)) 2.0)))
  (/ (sqrt 1) (/ 1 (/ 1 x)))
  (/ (sqrt 1) (/ y (/ (- x y) 2.0)))
  (/ (sqrt 1) (/ 1 (/ (+ (sqrt x) (sqrt y)) x)))
  (/ (sqrt 1) (/ y (/ (- (sqrt x) (sqrt y)) 2.0)))
  (/ (sqrt 1) (/ 1 (/ 1 x)))
  (/ (sqrt 1) (/ y (/ (- x y) 2.0)))
  (/ (sqrt 1) (/ 1 1))
  (/ (sqrt 1) (/ y (/ (- x y) (* x 2.0))))
  (/ (sqrt 1) (/ 1 (- x y)))
  (/ (sqrt 1) (/ y (/ 1 (* x 2.0))))
  (/ (sqrt 1) 1)
  (/ (sqrt 1) (/ y (/ (- x y) (* x 2.0))))
  (/ (sqrt 1) y)
  (/ (sqrt 1) (/ 1 (/ (- x y) (* x 2.0))))
  (/ (sqrt 1) (/ y (- x y)))
  (/ (sqrt 1) (* x 2.0))
  (/ 1 (* (cbrt (/ y (/ (- x y) (* x 2.0)))) (cbrt (/ y (/ (- x y) (* x 2.0))))))
  (/ 1 (cbrt (/ y (/ (- x y) (* x 2.0)))))
  (/ 1 (sqrt (/ y (/ (- x y) (* x 2.0)))))
  (/ 1 (sqrt (/ y (/ (- x y) (* x 2.0)))))
  (/ 1 (/ (* (cbrt y) (cbrt y)) (* (cbrt (/ (- x y) (* x 2.0))) (cbrt (/ (- x y) (* x 2.0))))))
  (/ 1 (/ (cbrt y) (cbrt (/ (- x y) (* x 2.0)))))
  (/ 1 (/ (* (cbrt y) (cbrt y)) (sqrt (/ (- x y) (* x 2.0)))))
  (/ 1 (/ (cbrt y) (sqrt (/ (- x y) (* x 2.0)))))
  (/ 1 (/ (* (cbrt y) (cbrt y)) (/ (* (cbrt (- x y)) (cbrt (- x y))) x)))
  (/ 1 (/ (cbrt y) (/ (cbrt (- x y)) 2.0)))
  (/ 1 (/ (* (cbrt y) (cbrt y)) (/ (sqrt (- x y)) x)))
  (/ 1 (/ (cbrt y) (/ (sqrt (- x y)) 2.0)))
  (/ 1 (/ (* (cbrt y) (cbrt y)) (/ 1 x)))
  (/ 1 (/ (cbrt y) (/ (- x y) 2.0)))
  (/ 1 (/ (* (cbrt y) (cbrt y)) (/ (+ (sqrt x) (sqrt y)) x)))
  (/ 1 (/ (cbrt y) (/ (- (sqrt x) (sqrt y)) 2.0)))
  (/ 1 (/ (* (cbrt y) (cbrt y)) (/ 1 x)))
  (/ 1 (/ (cbrt y) (/ (- x y) 2.0)))
  (/ 1 (/ (* (cbrt y) (cbrt y)) 1))
  (/ 1 (/ (cbrt y) (/ (- x y) (* x 2.0))))
  (/ 1 (/ (* (cbrt y) (cbrt y)) (- x y)))
  (/ 1 (/ (cbrt y) (/ 1 (* x 2.0))))
  (/ 1 (/ (sqrt y) (* (cbrt (/ (- x y) (* x 2.0))) (cbrt (/ (- x y) (* x 2.0))))))
  (/ 1 (/ (sqrt y) (cbrt (/ (- x y) (* x 2.0)))))
  (/ 1 (/ (sqrt y) (sqrt (/ (- x y) (* x 2.0)))))
  (/ 1 (/ (sqrt y) (sqrt (/ (- x y) (* x 2.0)))))
  (/ 1 (/ (sqrt y) (/ (* (cbrt (- x y)) (cbrt (- x y))) x)))
  (/ 1 (/ (sqrt y) (/ (cbrt (- x y)) 2.0)))
  (/ 1 (/ (sqrt y) (/ (sqrt (- x y)) x)))
  (/ 1 (/ (sqrt y) (/ (sqrt (- x y)) 2.0)))
  (/ 1 (/ (sqrt y) (/ 1 x)))
  (/ 1 (/ (sqrt y) (/ (- x y) 2.0)))
  (/ 1 (/ (sqrt y) (/ (+ (sqrt x) (sqrt y)) x)))
  (/ 1 (/ (sqrt y) (/ (- (sqrt x) (sqrt y)) 2.0)))
  (/ 1 (/ (sqrt y) (/ 1 x)))
  (/ 1 (/ (sqrt y) (/ (- x y) 2.0)))
  (/ 1 (/ (sqrt y) 1))
  (/ 1 (/ (sqrt y) (/ (- x y) (* x 2.0))))
  (/ 1 (/ (sqrt y) (- x y)))
  (/ 1 (/ (sqrt y) (/ 1 (* x 2.0))))
  (/ 1 (/ 1 (* (cbrt (/ (- x y) (* x 2.0))) (cbrt (/ (- x y) (* x 2.0))))))
  (/ 1 (/ y (cbrt (/ (- x y) (* x 2.0)))))
  (/ 1 (/ 1 (sqrt (/ (- x y) (* x 2.0)))))
  (/ 1 (/ y (sqrt (/ (- x y) (* x 2.0)))))
  (/ 1 (/ 1 (/ (* (cbrt (- x y)) (cbrt (- x y))) x)))
  (/ 1 (/ y (/ (cbrt (- x y)) 2.0)))
  (/ 1 (/ 1 (/ (sqrt (- x y)) x)))
  (/ 1 (/ y (/ (sqrt (- x y)) 2.0)))
  (/ 1 (/ 1 (/ 1 x)))
  (/ 1 (/ y (/ (- x y) 2.0)))
  (/ 1 (/ 1 (/ (+ (sqrt x) (sqrt y)) x)))
  (/ 1 (/ y (/ (- (sqrt x) (sqrt y)) 2.0)))
  (/ 1 (/ 1 (/ 1 x)))
  (/ 1 (/ y (/ (- x y) 2.0)))
  (/ 1 (/ 1 1))
  (/ 1 (/ y (/ (- x y) (* x 2.0))))
  (/ 1 (/ 1 (- x y)))
  (/ 1 (/ y (/ 1 (* x 2.0))))
  (/ 1 1)
  (/ 1 (/ y (/ (- x y) (* x 2.0))))
  (/ 1 y)
  (/ 1 (/ 1 (/ (- x y) (* x 2.0))))
  (/ 1 (/ y (- x y)))
  (/ 1 (* x 2.0))
  (/ 1 (/ y (/ (- x y) (* x 2.0))))
  (/ (/ y (/ (- x y) (* x 2.0))) 1)
  (/ 1 (* (cbrt (/ y (/ (- x y) (* x 2.0)))) (cbrt (/ y (/ (- x y) (* x 2.0))))))
  (/ 1 (sqrt (/ y (/ (- x y) (* x 2.0)))))
  (/ 1 (/ (* (cbrt y) (cbrt y)) (* (cbrt (/ (- x y) (* x 2.0))) (cbrt (/ (- x y) (* x 2.0))))))
  (/ 1 (/ (* (cbrt y) (cbrt y)) (sqrt (/ (- x y) (* x 2.0)))))
  (/ 1 (/ (* (cbrt y) (cbrt y)) (/ (* (cbrt (- x y)) (cbrt (- x y))) x)))
  (/ 1 (/ (* (cbrt y) (cbrt y)) (/ (sqrt (- x y)) x)))
  (/ 1 (/ (* (cbrt y) (cbrt y)) (/ 1 x)))
  (/ 1 (/ (* (cbrt y) (cbrt y)) (/ (+ (sqrt x) (sqrt y)) x)))
  (/ 1 (/ (* (cbrt y) (cbrt y)) (/ 1 x)))
  (/ 1 (/ (* (cbrt y) (cbrt y)) 1))
  (/ 1 (/ (* (cbrt y) (cbrt y)) (- x y)))
  (/ 1 (/ (sqrt y) (* (cbrt (/ (- x y) (* x 2.0))) (cbrt (/ (- x y) (* x 2.0))))))
  (/ 1 (/ (sqrt y) (sqrt (/ (- x y) (* x 2.0)))))
  (/ 1 (/ (sqrt y) (/ (* (cbrt (- x y)) (cbrt (- x y))) x)))
  (/ 1 (/ (sqrt y) (/ (sqrt (- x y)) x)))
  (/ 1 (/ (sqrt y) (/ 1 x)))
  (/ 1 (/ (sqrt y) (/ (+ (sqrt x) (sqrt y)) x)))
  (/ 1 (/ (sqrt y) (/ 1 x)))
  (/ 1 (/ (sqrt y) 1))
  (/ 1 (/ (sqrt y) (- x y)))
  (/ 1 (/ 1 (* (cbrt (/ (- x y) (* x 2.0))) (cbrt (/ (- x y) (* x 2.0))))))
  (/ 1 (/ 1 (sqrt (/ (- x y) (* x 2.0)))))
  (/ 1 (/ 1 (/ (* (cbrt (- x y)) (cbrt (- x y))) x)))
  (/ 1 (/ 1 (/ (sqrt (- x y)) x)))
  (/ 1 (/ 1 (/ 1 x)))
  (/ 1 (/ 1 (/ (+ (sqrt x) (sqrt y)) x)))
  (/ 1 (/ 1 (/ 1 x)))
  (/ 1 (/ 1 1))
  (/ 1 (/ 1 (- x y)))
  (/ 1 1)
  (/ 1 y)
  (/ 1 (/ y (- x y)))
  (/ (/ y (/ (- x y) (* x 2.0))) (cbrt 1))
  (/ (/ y (/ (- x y) (* x 2.0))) (sqrt 1))
  (/ (/ y (/ (- x y) (* x 2.0))) 1)
  (/ 1 y)
  0
  0
  0
  (- 0.5 (* 0.5 (/ y x)))
  (- 0.5 (* 0.5 (/ y x)))
  (- 0.5 (* 0.5 (/ y x)))
  (- (* 0.5 (/ 1 y)) (* 0.5 (/ 1 x)))
  (- (* 0.5 (/ 1 y)) (* 0.5 (/ 1 x)))
  (- (* 0.5 (/ 1 y)) (* 0.5 (/ 1 x)))
7.478 * * [simplify]: iteration  0 :  348  enodes  (cost  4514 )
7.654 * * [simplify]: iteration  1 :  846  enodes  (cost  3958 )
7.991 * * [simplify]: iteration  2 :  2225  enodes  (cost  3509 )
8.631 * * [simplify]: iteration  done :  5000  enodes  (cost  3509 )
8.633 * [simplify]: Simplified to:
   (log (/ y (/ (- x y) (* x 2.0))))
  (log (/ y (/ (- x y) (* x 2.0))))
  (log (/ y (/ (- x y) (* x 2.0))))
  (log (/ y (/ (- x y) (* x 2.0))))
  (exp (/ y (/ (- x y) (* x 2.0))))
  (pow (/ y (/ (- x y) (* x 2.0))) 3)
  (pow (/ y (/ (- x y) (* x 2.0))) 3)
  (pow (/ y (/ (- x y) (* x 2.0))) 3)
  (* (cbrt (/ y (/ (- x y) (* x 2.0)))) (cbrt (/ y (/ (- x y) (* x 2.0)))))
  (cbrt (/ y (/ (- x y) (* x 2.0))))
  (pow (/ y (/ (- x y) (* x 2.0))) 3)
  (sqrt (/ y (/ (- x y) (* x 2.0))))
  (sqrt (/ y (/ (- x y) (* x 2.0))))
  (- y)
  (- (/ (- x y) (* x 2.0)))
  (/ (* (cbrt y) (cbrt y)) (* (cbrt (/ (- x y) (* x 2.0))) (cbrt (/ (- x y) (* x 2.0)))))
  (/ (cbrt y) (cbrt (/ (- x y) (* x 2.0))))
  (/ (cbrt y) (/ (sqrt (/ (- x y) (* x 2.0))) (cbrt y)))
  (/ (cbrt y) (sqrt (/ (- x y) (* x 2.0))))
  (/ (* (cbrt y) (cbrt y)) (/ (* (cbrt (- x y)) (cbrt (- x y))) x))
  (/ (cbrt y) (/ (cbrt (- x y)) 2.0))
  (/ (* (cbrt y) (cbrt y)) (/ (sqrt (- x y)) x))
  (/ (cbrt y) (/ (sqrt (- x y)) 2.0))
  (* (* (cbrt y) (cbrt y)) x)
  (/ (cbrt y) (/ (- x y) 2.0))
  (/ (* (cbrt y) (cbrt y)) (/ (+ (sqrt x) (sqrt y)) x))
  (/ (cbrt y) (/ (- (sqrt x) (sqrt y)) 2.0))
  (* (* (cbrt y) (cbrt y)) x)
  (/ (cbrt y) (/ (- x y) 2.0))
  (* (cbrt y) (cbrt y))
  (* (cbrt y) (/ (* x 2.0) (- x y)))
  (/ (* (cbrt y) (cbrt y)) (- x y))
  (* (cbrt y) (* x 2.0))
  (/ (sqrt y) (* (cbrt (/ (- x y) (* x 2.0))) (cbrt (/ (- x y) (* x 2.0)))))
  (/ (sqrt y) (cbrt (/ (- x y) (* x 2.0))))
  (/ (sqrt y) (sqrt (/ (- x y) (* x 2.0))))
  (/ (sqrt y) (sqrt (/ (- x y) (* x 2.0))))
  (* (/ (sqrt y) (cbrt (- x y))) (/ x (cbrt (- x y))))
  (/ (sqrt y) (/ (cbrt (- x y)) 2.0))
  (/ (sqrt y) (/ (sqrt (- x y)) x))
  (/ (sqrt y) (/ (sqrt (- x y)) 2.0))
  (* (sqrt y) x)
  (/ (sqrt y) (/ (- x y) 2.0))
  (* (/ (sqrt y) (+ (sqrt x) (sqrt y))) x)
  (/ (sqrt y) (/ (- (sqrt x) (sqrt y)) 2.0))
  (* (sqrt y) x)
  (/ (sqrt y) (/ (- x y) 2.0))
  (sqrt y)
  (/ (* (sqrt y) x) (/ (- x y) 2.0))
  (/ (sqrt y) (- x y))
  (* (sqrt y) (* x 2.0))
  (/ 1 (* (cbrt (/ (- x y) (* x 2.0))) (cbrt (/ (- x y) (* x 2.0)))))
  (/ y (cbrt (/ (- x y) (* x 2.0))))
  (/ 1 (sqrt (/ (- x y) (* x 2.0))))
  (/ y (sqrt (/ (- x y) (* x 2.0))))
  (/ x (* (cbrt (- x y)) (cbrt (- x y))))
  (/ y (/ (cbrt (- x y)) 2.0))
  (/ x (sqrt (- x y)))
  (/ y (/ (sqrt (- x y)) 2.0))
  x
  (/ y (/ (- x y) 2.0))
  (/ x (+ (sqrt x) (sqrt y)))
  (/ y (/ (- (sqrt x) (sqrt y)) 2.0))
  x
  (/ y (/ (- x y) 2.0))
  1
  (/ y (/ (- x y) (* x 2.0)))
  (/ 1 (- x y))
  (* (* x 2.0) y)
  (/ 1 (/ (- x y) (* x 2.0)))
  (/ (/ (- x y) (* x 2.0)) y)
  (/ y (* (cbrt (/ (- x y) (* x 2.0))) (cbrt (/ (- x y) (* x 2.0)))))
  (/ y (sqrt (/ (- x y) (* x 2.0))))
  (/ y (/ (* (cbrt (- x y)) (cbrt (- x y))) x))
  (/ y (/ (sqrt (- x y)) x))
  (* x y)
  (/ y (/ (+ (sqrt x) (sqrt y)) x))
  (* x y)
  y
  (/ y (- x y))
  (/ (/ (- x y) (* x 2.0)) (cbrt y))
  (/ (/ (- x y) (* x 2.0)) (sqrt y))
  (/ (/ (- x y) (* x 2.0)) y)
  (/ y (- x y))
  (log (/ (- x y) (* x 2.0)))
  (log (/ (- x y) (* x 2.0)))
  (log (/ (- x y) (* x 2.0)))
  (exp (/ (- x y) (* x 2.0)))
  (pow (/ (- x y) (* x 2.0)) 3)
  (pow (/ (- x y) (* x 2.0)) 3)
  (* (cbrt (/ (- x y) (* x 2.0))) (cbrt (/ (- x y) (* x 2.0))))
  (cbrt (/ (- x y) (* x 2.0)))
  (pow (/ (- x y) (* x 2.0)) 3)
  (sqrt (/ (- x y) (* x 2.0)))
  (sqrt (/ (- x y) (* x 2.0)))
  (- (- x y))
  (- (* x 2.0))
  (/ 1 2.0)
  (/ y (* x 2.0))
  (/ (* (cbrt (- x y)) (cbrt (- x y))) x)
  (/ (cbrt (- x y)) 2.0)
  (/ (sqrt (- x y)) x)
  (/ (sqrt (- x y)) 2.0)
  (/ 1 x)
  (/ (- x y) 2.0)
  (/ (+ (sqrt x) (sqrt y)) x)
  (/ (- (sqrt x) (sqrt y)) 2.0)
  (/ 1 x)
  (/ (- x y) 2.0)
  (/ 1 (* x 2.0))
  (/ (* x 2.0) (- x y))
  (/ (- x y) x)
  (/ (* x 2.0) (cbrt (- x y)))
  (/ (* x 2.0) (sqrt (- x y)))
  (/ (* x 2.0) (- x y))
  (/ (* x 2.0) (- (sqrt x) (sqrt y)))
  (/ (* x 2.0) (- x y))
  (* (+ (* y (+ x y)) (* x x)) (* x 2.0))
  (* (* x 2.0) (+ x y))
  -1
  (log (/ (/ (- x y) (* x 2.0)) y))
  (log (/ (/ (- x y) (* x 2.0)) y))
  (log (/ (/ (- x y) (* x 2.0)) y))
  (log (/ (/ (- x y) (* x 2.0)) y))
  (log (/ (/ (- x y) (* x 2.0)) y))
  (log (/ (/ (- x y) (* x 2.0)) y))
  (log (/ (/ (- x y) (* x 2.0)) y))
  (log (/ (/ (- x y) (* x 2.0)) y))
  (log (/ (/ (- x y) (* x 2.0)) y))
  (log (/ (/ (- x y) (* x 2.0)) y))
  (log (/ (/ (- x y) (* x 2.0)) y))
  (log (/ (/ (- x y) (* x 2.0)) y))
  (log (/ (/ (- x y) (* x 2.0)) y))
  (exp (/ (/ (- x y) (* x 2.0)) y))
  (pow (/ (/ (- x y) (* x 2.0)) y) 3)
  (pow (/ (/ (- x y) (* x 2.0)) y) 3)
  (pow (/ (/ (- x y) (* x 2.0)) y) 3)
  (pow (/ (/ (- x y) (* x 2.0)) y) 3)
  (* (cbrt (/ (/ (- x y) (* x 2.0)) y)) (cbrt (/ (/ (- x y) (* x 2.0)) y)))
  (cbrt (/ (/ (- x y) (* x 2.0)) y))
  (pow (/ (/ (- x y) (* x 2.0)) y) 3)
  (sqrt (/ (/ (- x y) (* x 2.0)) y))
  (sqrt (/ (/ (- x y) (* x 2.0)) y))
  -1
  (- (/ y (/ (- x y) (* x 2.0))))
  (/ 1 (* (cbrt (/ y (/ (- x y) (* x 2.0)))) (cbrt (/ y (/ (- x y) (* x 2.0))))))
  (/ 1 (cbrt (/ y (/ (- x y) (* x 2.0)))))
  (/ 1 (sqrt (/ y (/ (- x y) (* x 2.0)))))
  (/ 1 (sqrt (/ y (/ (- x y) (* x 2.0)))))
  (/ (* (cbrt (/ (- x y) (* x 2.0))) (cbrt (/ (- x y) (* x 2.0)))) (* (cbrt y) (cbrt y)))
  (/ 1 (/ (cbrt y) (cbrt (/ (- x y) (* x 2.0)))))
  (/ (sqrt (/ (- x y) (* x 2.0))) (* (cbrt y) (cbrt y)))
  (/ (sqrt (/ (- x y) (* x 2.0))) (cbrt y))
  (/ (/ (* (cbrt (- x y)) (cbrt (- x y))) x) (* (cbrt y) (cbrt y)))
  (/ 1 (/ (cbrt y) (/ (cbrt (- x y)) 2.0)))
  (/ (/ (sqrt (- x y)) x) (* (cbrt y) (cbrt y)))
  (/ 1 (/ (cbrt y) (/ (sqrt (- x y)) 2.0)))
  (/ 1 (* (* (cbrt y) (cbrt y)) x))
  (/ (/ (- x y) (cbrt y)) 2.0)
  (/ (/ (+ (sqrt x) (sqrt y)) x) (* (cbrt y) (cbrt y)))
  (/ 1 (/ (cbrt y) (/ (- (sqrt x) (sqrt y)) 2.0)))
  (/ 1 (* (* (cbrt y) (cbrt y)) x))
  (/ (/ (- x y) (cbrt y)) 2.0)
  (/ 1 (* (cbrt y) (cbrt y)))
  (/ (/ (- x y) (* x 2.0)) (cbrt y))
  (/ (- x y) (* (cbrt y) (cbrt y)))
  (/ (/ 1 (cbrt y)) (* x 2.0))
  (/ (* (cbrt (/ (- x y) (* x 2.0))) (cbrt (/ (- x y) (* x 2.0)))) (sqrt y))
  (* (/ 1 (sqrt y)) (cbrt (/ (- x y) (* x 2.0))))
  (/ (sqrt (/ (- x y) (* x 2.0))) (sqrt y))
  (/ (sqrt (/ (- x y) (* x 2.0))) (sqrt y))
  (/ (/ (* (cbrt (- x y)) (cbrt (- x y))) x) (sqrt y))
  (/ 1 (/ (sqrt y) (/ (cbrt (- x y)) 2.0)))
  (/ (/ (sqrt (- x y)) x) (sqrt y))
  (/ 1 (/ (sqrt y) (/ (sqrt (- x y)) 2.0)))
  (/ 1 (* (sqrt y) x))
  (/ (/ (- x y) (sqrt y)) 2.0)
  (/ (/ (+ (sqrt x) (sqrt y)) x) (sqrt y))
  (/ 1 (/ (sqrt y) (/ (- (sqrt x) (sqrt y)) 2.0)))
  (/ 1 (* (sqrt y) x))
  (/ (/ (- x y) (sqrt y)) 2.0)
  (/ 1 (sqrt y))
  (/ (/ (- x y) (* x 2.0)) (sqrt y))
  (/ (- x y) (sqrt y))
  (/ 1 (* (sqrt y) (* x 2.0)))
  (* (cbrt (/ (- x y) (* x 2.0))) (cbrt (/ (- x y) (* x 2.0))))
  (* (/ 1 y) (cbrt (/ (- x y) (* x 2.0))))
  (sqrt (/ (- x y) (* x 2.0)))
  (/ (sqrt (/ (- x y) (* x 2.0))) y)
  (/ (* (cbrt (- x y)) (cbrt (- x y))) x)
  (/ 1 (/ y (/ (cbrt (- x y)) 2.0)))
  (/ (sqrt (- x y)) x)
  (/ 1 (/ y (/ (sqrt (- x y)) 2.0)))
  (/ 1 x)
  (/ (/ (- x y) y) 2.0)
  (/ (+ (sqrt x) (sqrt y)) x)
  (/ 1 (/ y (/ (- (sqrt x) (sqrt y)) 2.0)))
  (/ 1 x)
  (/ (/ (- x y) y) 2.0)
  1
  (/ (/ (- x y) (* x 2.0)) y)
  (- x y)
  (/ 1 (* y (* x 2.0)))
  1
  (/ (/ (- x y) (* x 2.0)) y)
  (/ 1 y)
  (/ (- x y) (* x 2.0))
  (/ (- x y) y)
  (/ 1 (* x 2.0))
  (/ 1 (* (cbrt (/ y (/ (- x y) (* x 2.0)))) (cbrt (/ y (/ (- x y) (* x 2.0))))))
  (/ 1 (cbrt (/ y (/ (- x y) (* x 2.0)))))
  (/ 1 (sqrt (/ y (/ (- x y) (* x 2.0)))))
  (/ 1 (sqrt (/ y (/ (- x y) (* x 2.0)))))
  (/ (* (cbrt (/ (- x y) (* x 2.0))) (cbrt (/ (- x y) (* x 2.0)))) (* (cbrt y) (cbrt y)))
  (/ 1 (/ (cbrt y) (cbrt (/ (- x y) (* x 2.0)))))
  (/ (sqrt (/ (- x y) (* x 2.0))) (* (cbrt y) (cbrt y)))
  (/ (sqrt (/ (- x y) (* x 2.0))) (cbrt y))
  (/ (/ (* (cbrt (- x y)) (cbrt (- x y))) x) (* (cbrt y) (cbrt y)))
  (/ 1 (/ (cbrt y) (/ (cbrt (- x y)) 2.0)))
  (/ (/ (sqrt (- x y)) x) (* (cbrt y) (cbrt y)))
  (/ 1 (/ (cbrt y) (/ (sqrt (- x y)) 2.0)))
  (/ 1 (* (* (cbrt y) (cbrt y)) x))
  (/ (/ (- x y) (cbrt y)) 2.0)
  (/ (/ (+ (sqrt x) (sqrt y)) x) (* (cbrt y) (cbrt y)))
  (/ 1 (/ (cbrt y) (/ (- (sqrt x) (sqrt y)) 2.0)))
  (/ 1 (* (* (cbrt y) (cbrt y)) x))
  (/ (/ (- x y) (cbrt y)) 2.0)
  (/ 1 (* (cbrt y) (cbrt y)))
  (/ (/ (- x y) (* x 2.0)) (cbrt y))
  (/ (- x y) (* (cbrt y) (cbrt y)))
  (/ (/ 1 (cbrt y)) (* x 2.0))
  (/ (* (cbrt (/ (- x y) (* x 2.0))) (cbrt (/ (- x y) (* x 2.0)))) (sqrt y))
  (* (/ 1 (sqrt y)) (cbrt (/ (- x y) (* x 2.0))))
  (/ (sqrt (/ (- x y) (* x 2.0))) (sqrt y))
  (/ (sqrt (/ (- x y) (* x 2.0))) (sqrt y))
  (/ (/ (* (cbrt (- x y)) (cbrt (- x y))) x) (sqrt y))
  (/ 1 (/ (sqrt y) (/ (cbrt (- x y)) 2.0)))
  (/ (/ (sqrt (- x y)) x) (sqrt y))
  (/ 1 (/ (sqrt y) (/ (sqrt (- x y)) 2.0)))
  (/ 1 (* (sqrt y) x))
  (/ (/ (- x y) (sqrt y)) 2.0)
  (/ (/ (+ (sqrt x) (sqrt y)) x) (sqrt y))
  (/ 1 (/ (sqrt y) (/ (- (sqrt x) (sqrt y)) 2.0)))
  (/ 1 (* (sqrt y) x))
  (/ (/ (- x y) (sqrt y)) 2.0)
  (/ 1 (sqrt y))
  (/ (/ (- x y) (* x 2.0)) (sqrt y))
  (/ (- x y) (sqrt y))
  (/ 1 (* (sqrt y) (* x 2.0)))
  (* (cbrt (/ (- x y) (* x 2.0))) (cbrt (/ (- x y) (* x 2.0))))
  (* (/ 1 y) (cbrt (/ (- x y) (* x 2.0))))
  (sqrt (/ (- x y) (* x 2.0)))
  (/ (sqrt (/ (- x y) (* x 2.0))) y)
  (/ (* (cbrt (- x y)) (cbrt (- x y))) x)
  (/ 1 (/ y (/ (cbrt (- x y)) 2.0)))
  (/ (sqrt (- x y)) x)
  (/ 1 (/ y (/ (sqrt (- x y)) 2.0)))
  (/ 1 x)
  (/ (/ (- x y) y) 2.0)
  (/ (+ (sqrt x) (sqrt y)) x)
  (/ 1 (/ y (/ (- (sqrt x) (sqrt y)) 2.0)))
  (/ 1 x)
  (/ (/ (- x y) y) 2.0)
  1
  (/ (/ (- x y) (* x 2.0)) y)
  (- x y)
  (/ 1 (* y (* x 2.0)))
  1
  (/ (/ (- x y) (* x 2.0)) y)
  (/ 1 y)
  (/ (- x y) (* x 2.0))
  (/ (- x y) y)
  (/ 1 (* x 2.0))
  (/ 1 (* (cbrt (/ y (/ (- x y) (* x 2.0)))) (cbrt (/ y (/ (- x y) (* x 2.0))))))
  (/ 1 (cbrt (/ y (/ (- x y) (* x 2.0)))))
  (/ 1 (sqrt (/ y (/ (- x y) (* x 2.0)))))
  (/ 1 (sqrt (/ y (/ (- x y) (* x 2.0)))))
  (/ (* (cbrt (/ (- x y) (* x 2.0))) (cbrt (/ (- x y) (* x 2.0)))) (* (cbrt y) (cbrt y)))
  (/ 1 (/ (cbrt y) (cbrt (/ (- x y) (* x 2.0)))))
  (/ (sqrt (/ (- x y) (* x 2.0))) (* (cbrt y) (cbrt y)))
  (/ (sqrt (/ (- x y) (* x 2.0))) (cbrt y))
  (/ (/ (* (cbrt (- x y)) (cbrt (- x y))) x) (* (cbrt y) (cbrt y)))
  (/ 1 (/ (cbrt y) (/ (cbrt (- x y)) 2.0)))
  (/ (/ (sqrt (- x y)) x) (* (cbrt y) (cbrt y)))
  (/ 1 (/ (cbrt y) (/ (sqrt (- x y)) 2.0)))
  (/ 1 (* (* (cbrt y) (cbrt y)) x))
  (/ (/ (- x y) (cbrt y)) 2.0)
  (/ (/ (+ (sqrt x) (sqrt y)) x) (* (cbrt y) (cbrt y)))
  (/ 1 (/ (cbrt y) (/ (- (sqrt x) (sqrt y)) 2.0)))
  (/ 1 (* (* (cbrt y) (cbrt y)) x))
  (/ (/ (- x y) (cbrt y)) 2.0)
  (/ 1 (* (cbrt y) (cbrt y)))
  (/ (/ (- x y) (* x 2.0)) (cbrt y))
  (/ (- x y) (* (cbrt y) (cbrt y)))
  (/ (/ 1 (cbrt y)) (* x 2.0))
  (/ (* (cbrt (/ (- x y) (* x 2.0))) (cbrt (/ (- x y) (* x 2.0)))) (sqrt y))
  (* (/ 1 (sqrt y)) (cbrt (/ (- x y) (* x 2.0))))
  (/ (sqrt (/ (- x y) (* x 2.0))) (sqrt y))
  (/ (sqrt (/ (- x y) (* x 2.0))) (sqrt y))
  (/ (/ (* (cbrt (- x y)) (cbrt (- x y))) x) (sqrt y))
  (/ 1 (/ (sqrt y) (/ (cbrt (- x y)) 2.0)))
  (/ (/ (sqrt (- x y)) x) (sqrt y))
  (/ 1 (/ (sqrt y) (/ (sqrt (- x y)) 2.0)))
  (/ 1 (* (sqrt y) x))
  (/ (/ (- x y) (sqrt y)) 2.0)
  (/ (/ (+ (sqrt x) (sqrt y)) x) (sqrt y))
  (/ 1 (/ (sqrt y) (/ (- (sqrt x) (sqrt y)) 2.0)))
  (/ 1 (* (sqrt y) x))
  (/ (/ (- x y) (sqrt y)) 2.0)
  (/ 1 (sqrt y))
  (/ (/ (- x y) (* x 2.0)) (sqrt y))
  (/ (- x y) (sqrt y))
  (/ 1 (* (sqrt y) (* x 2.0)))
  (* (cbrt (/ (- x y) (* x 2.0))) (cbrt (/ (- x y) (* x 2.0))))
  (* (/ 1 y) (cbrt (/ (- x y) (* x 2.0))))
  (sqrt (/ (- x y) (* x 2.0)))
  (/ (sqrt (/ (- x y) (* x 2.0))) y)
  (/ (* (cbrt (- x y)) (cbrt (- x y))) x)
  (/ 1 (/ y (/ (cbrt (- x y)) 2.0)))
  (/ (sqrt (- x y)) x)
  (/ 1 (/ y (/ (sqrt (- x y)) 2.0)))
  (/ 1 x)
  (/ (/ (- x y) y) 2.0)
  (/ (+ (sqrt x) (sqrt y)) x)
  (/ 1 (/ y (/ (- (sqrt x) (sqrt y)) 2.0)))
  (/ 1 x)
  (/ (/ (- x y) y) 2.0)
  1
  (/ (/ (- x y) (* x 2.0)) y)
  (- x y)
  (/ 1 (* y (* x 2.0)))
  1
  (/ (/ (- x y) (* x 2.0)) y)
  (/ 1 y)
  (/ (- x y) (* x 2.0))
  (/ (- x y) y)
  (/ 1 (* x 2.0))
  (/ (/ (- x y) (* x 2.0)) y)
  (/ y (/ (- x y) (* x 2.0)))
  (/ 1 (* (cbrt (/ y (/ (- x y) (* x 2.0)))) (cbrt (/ y (/ (- x y) (* x 2.0))))))
  (/ 1 (sqrt (/ y (/ (- x y) (* x 2.0)))))
  (/ (* (cbrt (/ (- x y) (* x 2.0))) (cbrt (/ (- x y) (* x 2.0)))) (* (cbrt y) (cbrt y)))
  (/ (sqrt (/ (- x y) (* x 2.0))) (* (cbrt y) (cbrt y)))
  (/ (/ (* (cbrt (- x y)) (cbrt (- x y))) x) (* (cbrt y) (cbrt y)))
  (/ (/ (sqrt (- x y)) x) (* (cbrt y) (cbrt y)))
  (/ 1 (* (* (cbrt y) (cbrt y)) x))
  (/ (/ (+ (sqrt x) (sqrt y)) x) (* (cbrt y) (cbrt y)))
  (/ 1 (* (* (cbrt y) (cbrt y)) x))
  (/ 1 (* (cbrt y) (cbrt y)))
  (/ (- x y) (* (cbrt y) (cbrt y)))
  (/ (* (cbrt (/ (- x y) (* x 2.0))) (cbrt (/ (- x y) (* x 2.0)))) (sqrt y))
  (/ (sqrt (/ (- x y) (* x 2.0))) (sqrt y))
  (/ (/ (* (cbrt (- x y)) (cbrt (- x y))) x) (sqrt y))
  (/ (/ (sqrt (- x y)) x) (sqrt y))
  (/ 1 (* (sqrt y) x))
  (/ (/ (+ (sqrt x) (sqrt y)) x) (sqrt y))
  (/ 1 (* (sqrt y) x))
  (/ 1 (sqrt y))
  (/ (- x y) (sqrt y))
  (* (cbrt (/ (- x y) (* x 2.0))) (cbrt (/ (- x y) (* x 2.0))))
  (sqrt (/ (- x y) (* x 2.0)))
  (/ (* (cbrt (- x y)) (cbrt (- x y))) x)
  (/ (sqrt (- x y)) x)
  (/ 1 x)
  (/ (+ (sqrt x) (sqrt y)) x)
  (/ 1 x)
  1
  (- x y)
  1
  (/ 1 y)
  (/ (- x y) y)
  (/ y (/ (- x y) (* x 2.0)))
  (/ y (/ (- x y) (* x 2.0)))
  (/ y (/ (- x y) (* x 2.0)))
  (/ 1 y)
  0
  0
  0
  (- 0.5 (* 0.5 (/ y x)))
  (- 0.5 (* 0.5 (/ y x)))
  (- 0.5 (* 0.5 (/ y x)))
  (- (/ 0.5 y) (/ 0.5 x))
  (- (/ 0.5 y) (/ 0.5 x))
  (- (/ 0.5 y) (/ 0.5 x))
8.634 * * * [progress]: adding candidates to table
8.961 * [progress]: [Phase 3 of 3] Extracting.
8.961 * * [regime]: Finding splitpoints for: (#<alt (λ (x y) (/ 1 (/ y (/ (- x y) (* x 2.0)))))> #<alt (λ (x y) (- (/ (/ 1 2.0) y) (/ 1 (* x 2.0))))>)
8.961 * * * [regime-changes]: Trying 2 branch expressions: (y x)
8.961 * * * * [regimes]: Trying to branch on y from (#<alt (λ (x y) (/ 1 (/ y (/ (- x y) (* x 2.0)))))> #<alt (λ (x y) (- (/ (/ 1 2.0) y) (/ 1 (* x 2.0))))>)
8.972 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x y) (/ 1 (/ y (/ (- x y) (* x 2.0)))))> #<alt (λ (x y) (- (/ (/ 1 2.0) y) (/ 1 (* x 2.0))))>)
8.982 * * * [regime]: Found split indices: #<option (#s(si 1 255))>
8.983 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (- (/ (/ 1 2.0) y) (/ 1 (* x 2.0)))
8.983 * * [simplify]: iteration  0 :  9  enodes  (cost  11 )
8.983 * * [simplify]: iteration  1 :  12  enodes  (cost  11 )
8.983 * * [simplify]: iteration  done :  12  enodes  (cost  11 )
8.983 * [simplify]: Simplified to:
   (- (/ (/ 1 2.0) y) (/ 1 (* x 2.0)))
9.361 * [regime-testing]: Baseline error score: 0.013574817164735737
9.361 * [regime-testing]: Oracle error score: 0.005250656332041505
9.362 * [regime-testing]: End program error score: 0.013574817164735737
9.379 * [regime-testing]: Target error score: 0.013574817164735737