8.969 * [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))
0.015 * * [simplify]: iteration  0 :  4  enodes  (cost  5 )
0.016 * * [simplify]: iteration  1 :  5  enodes  (cost  5 )
0.016 * * [simplify]: iteration  done :  5  enodes  (cost  5 )
0.016 * [simplify]: Simplified to:
   (/ x (+ y x))
0.017 * * [progress]: iteration 1 / 4
0.017 * * * [progress]: picking best candidate
0.018 * * * * [pick]: Picked  #<alt (λ (x y) (/ x (+ y x)))>
0.018 * * * [progress]: localizing error
0.022 * * * [progress]: generating rewritten candidates
0.022 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.028 * * * [progress]: generating series expansions
0.028 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.028 * [approximate]: Taking taylor expansion of (/ x (+ x y)) in (x y) around 0
0.028 * [taylor]: Taking taylor expansion of (/ x (+ x y)) in y
0.028 * [taylor]: Taking taylor expansion of x in y
0.028 * [taylor]: Taking taylor expansion of (+ x y) in y
0.029 * [taylor]: Taking taylor expansion of x in y
0.029 * [taylor]: Taking taylor expansion of y in y
0.029 * [taylor]: Taking taylor expansion of (/ x (+ x y)) in x
0.029 * [taylor]: Taking taylor expansion of x in x
0.029 * [taylor]: Taking taylor expansion of (+ x y) in x
0.029 * [taylor]: Taking taylor expansion of x in x
0.029 * [taylor]: Taking taylor expansion of y in x
0.029 * [taylor]: Taking taylor expansion of (/ x (+ x y)) in x
0.029 * [taylor]: Taking taylor expansion of x in x
0.029 * [taylor]: Taking taylor expansion of (+ x y) in x
0.029 * [taylor]: Taking taylor expansion of x in x
0.029 * [taylor]: Taking taylor expansion of y in x
0.029 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.029 * [taylor]: Taking taylor expansion of y in y
0.030 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 2))) in y
0.030 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.030 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.030 * [taylor]: Taking taylor expansion of y in y
0.034 * [taylor]: Taking taylor expansion of (/ 1 (pow y 3)) in y
0.034 * [taylor]: Taking taylor expansion of (pow y 3) in y
0.034 * [taylor]: Taking taylor expansion of y in y
0.041 * [approximate]: Taking taylor expansion of (/ 1 (* x (+ (/ 1 y) (/ 1 x)))) in (x y) around 0
0.041 * [taylor]: Taking taylor expansion of (/ 1 (* x (+ (/ 1 y) (/ 1 x)))) in y
0.041 * [taylor]: Taking taylor expansion of (* x (+ (/ 1 y) (/ 1 x))) in y
0.041 * [taylor]: Taking taylor expansion of x in y
0.041 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in y
0.041 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.041 * [taylor]: Taking taylor expansion of y in y
0.042 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.042 * [taylor]: Taking taylor expansion of x in y
0.042 * [taylor]: Taking taylor expansion of (/ 1 (* x (+ (/ 1 y) (/ 1 x)))) in x
0.042 * [taylor]: Taking taylor expansion of (* x (+ (/ 1 y) (/ 1 x))) in x
0.042 * [taylor]: Taking taylor expansion of x in x
0.042 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.042 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.042 * [taylor]: Taking taylor expansion of y in x
0.042 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.042 * [taylor]: Taking taylor expansion of x in x
0.044 * [taylor]: Taking taylor expansion of (/ 1 (* x (+ (/ 1 y) (/ 1 x)))) in x
0.044 * [taylor]: Taking taylor expansion of (* x (+ (/ 1 y) (/ 1 x))) in x
0.044 * [taylor]: Taking taylor expansion of x in x
0.044 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.044 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.044 * [taylor]: Taking taylor expansion of y in x
0.044 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.044 * [taylor]: Taking taylor expansion of x in x
0.046 * [taylor]: Taking taylor expansion of 1 in y
0.047 * [taylor]: Taking taylor expansion of (- (/ 1 y)) in y
0.047 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.047 * [taylor]: Taking taylor expansion of y in y
0.051 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.051 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.051 * [taylor]: Taking taylor expansion of y in y
0.055 * [approximate]: Taking taylor expansion of (/ 1 (* x (+ (/ 1 y) (/ 1 x)))) in (x y) around 0
0.055 * [taylor]: Taking taylor expansion of (/ 1 (* x (+ (/ 1 y) (/ 1 x)))) in y
0.056 * [taylor]: Taking taylor expansion of (* x (+ (/ 1 y) (/ 1 x))) in y
0.056 * [taylor]: Taking taylor expansion of x in y
0.056 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in y
0.056 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.056 * [taylor]: Taking taylor expansion of y in y
0.056 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.056 * [taylor]: Taking taylor expansion of x in y
0.056 * [taylor]: Taking taylor expansion of (/ 1 (* x (+ (/ 1 y) (/ 1 x)))) in x
0.056 * [taylor]: Taking taylor expansion of (* x (+ (/ 1 y) (/ 1 x))) in x
0.056 * [taylor]: Taking taylor expansion of x in x
0.056 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.056 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.056 * [taylor]: Taking taylor expansion of y in x
0.056 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.056 * [taylor]: Taking taylor expansion of x in x
0.058 * [taylor]: Taking taylor expansion of (/ 1 (* x (+ (/ 1 y) (/ 1 x)))) in x
0.058 * [taylor]: Taking taylor expansion of (* x (+ (/ 1 y) (/ 1 x))) in x
0.058 * [taylor]: Taking taylor expansion of x in x
0.058 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.058 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.058 * [taylor]: Taking taylor expansion of y in x
0.058 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.058 * [taylor]: Taking taylor expansion of x in x
0.060 * [taylor]: Taking taylor expansion of 1 in y
0.061 * [taylor]: Taking taylor expansion of (- (/ 1 y)) in y
0.062 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.062 * [taylor]: Taking taylor expansion of y in y
0.065 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.065 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.065 * [taylor]: Taking taylor expansion of y in y
0.069 * * * [progress]: simplifying candidates
0.070 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (- (log x) (log (+ y x)))
  (log (/ x (+ y x)))
  (exp (/ x (+ y x)))
  (/ (* (* x x) x) (* (* (+ y x) (+ y x)) (+ y x)))
  (* (cbrt (/ x (+ y x))) (cbrt (/ x (+ y x))))
  (cbrt (/ x (+ y x)))
  (* (* (/ x (+ y x)) (/ x (+ y x))) (/ x (+ y x)))
  (sqrt (/ x (+ y x)))
  (sqrt (/ x (+ y x)))
  (- x)
  (- (+ y x))
  (/ (* (cbrt x) (cbrt x)) (* (cbrt (+ y x)) (cbrt (+ y x))))
  (/ (cbrt x) (cbrt (+ y x)))
  (/ (* (cbrt x) (cbrt x)) (sqrt (+ y x)))
  (/ (cbrt x) (sqrt (+ y x)))
  (/ (* (cbrt x) (cbrt x)) 1)
  (/ (cbrt x) (+ y x))
  (/ (* (cbrt x) (cbrt x)) 1)
  (/ (cbrt x) (+ y x))
  (/ (sqrt x) (* (cbrt (+ y x)) (cbrt (+ y x))))
  (/ (sqrt x) (cbrt (+ y x)))
  (/ (sqrt x) (sqrt (+ y x)))
  (/ (sqrt x) (sqrt (+ y x)))
  (/ (sqrt x) 1)
  (/ (sqrt x) (+ y x))
  (/ (sqrt x) 1)
  (/ (sqrt x) (+ y x))
  (/ 1 (* (cbrt (+ y x)) (cbrt (+ y x))))
  (/ x (cbrt (+ y x)))
  (/ 1 (sqrt (+ y x)))
  (/ x (sqrt (+ y x)))
  (/ 1 1)
  (/ x (+ y x))
  (/ 1 1)
  (/ x (+ y x))
  (/ 1 (+ y x))
  (/ (+ y x) x)
  (/ x (* (cbrt (+ y x)) (cbrt (+ y x))))
  (/ x (sqrt (+ y x)))
  (/ x 1)
  (/ x 1)
  (/ (+ y x) (cbrt x))
  (/ (+ y x) (sqrt x))
  (/ (+ y x) x)
  (/ x (+ (pow y 3) (pow x 3)))
  (/ x (- (* y y) (* x x)))
  0
  0
  0
0.072 * * [simplify]: iteration  0 :  59  enodes  (cost  324 )
0.084 * * [simplify]: iteration  1 :  119  enodes  (cost  305 )
0.107 * * [simplify]: iteration  2 :  246  enodes  (cost  287 )
0.169 * * [simplify]: iteration  3 :  510  enodes  (cost  287 )
0.365 * * [simplify]: iteration  4 :  1174  enodes  (cost  287 )
1.551 * * [simplify]: iteration  5 :  4396  enodes  (cost  287 )
2.988 * * [simplify]: iteration  done :  5000  enodes  (cost  287 )
2.988 * [simplify]: Simplified to:
   (log (/ x (+ y x)))
  (log (/ x (+ y x)))
  (exp (/ x (+ y x)))
  (pow (/ x (+ y x)) 3)
  (* (cbrt (/ x (+ y x))) (cbrt (/ x (+ y x))))
  (cbrt (/ x (+ y x)))
  (pow (/ x (+ y x)) 3)
  (sqrt (/ x (+ y x)))
  (sqrt (/ x (+ y x)))
  (- x)
  (- (+ y x))
  (/ (* (cbrt x) (cbrt x)) (* (cbrt (+ y x)) (cbrt (+ y x))))
  (/ (cbrt x) (cbrt (+ y x)))
  (/ (* (cbrt x) (cbrt x)) (sqrt (+ y x)))
  (/ (cbrt x) (sqrt (+ y x)))
  (* (cbrt x) (cbrt x))
  (/ (cbrt x) (+ y x))
  (* (cbrt x) (cbrt x))
  (/ (cbrt x) (+ y x))
  (/ (sqrt x) (* (cbrt (+ y x)) (cbrt (+ y x))))
  (/ (sqrt x) (cbrt (+ y x)))
  (/ (sqrt x) (sqrt (+ y x)))
  (/ (sqrt x) (sqrt (+ y x)))
  (sqrt x)
  (/ (sqrt x) (+ y x))
  (sqrt x)
  (/ (sqrt x) (+ y x))
  (/ 1 (* (cbrt (+ y x)) (cbrt (+ y x))))
  (/ x (cbrt (+ y x)))
  (/ 1 (sqrt (+ y x)))
  (/ x (sqrt (+ y x)))
  1
  (/ x (+ y x))
  1
  (/ x (+ y x))
  (/ 1 (+ y x))
  (/ (+ y x) x)
  (/ x (* (cbrt (+ y x)) (cbrt (+ y x))))
  (/ x (sqrt (+ y x)))
  x
  x
  (/ (+ y x) (cbrt x))
  (/ (+ y x) (sqrt x))
  (/ (+ y x) x)
  (/ x (+ (pow y 3) (pow x 3)))
  (/ x (- (* y y) (* x x)))
  0
  0
  0
2.988 * * * [progress]: adding candidates to table
3.045 * * [progress]: iteration 2 / 4
3.045 * * * [progress]: picking best candidate
3.047 * * * * [pick]: Picked  #<alt (λ (x y) (* x (/ 1 (+ y x))))>
3.047 * * * [progress]: localizing error
3.052 * * * [progress]: generating rewritten candidates
3.052 * * * * [progress]: [ 1 / 2 ] rewriting at (2)
3.071 * * * * [progress]: [ 2 / 2 ] rewriting at (2 2)
3.079 * * * [progress]: generating series expansions
3.079 * * * * [progress]: [ 1 / 2 ] generating series at (2)
3.079 * [approximate]: Taking taylor expansion of (/ x (+ x y)) in (x y) around 0
3.079 * [taylor]: Taking taylor expansion of (/ x (+ x y)) in y
3.079 * [taylor]: Taking taylor expansion of x in y
3.079 * [taylor]: Taking taylor expansion of (+ x y) in y
3.079 * [taylor]: Taking taylor expansion of x in y
3.079 * [taylor]: Taking taylor expansion of y in y
3.079 * [taylor]: Taking taylor expansion of (/ x (+ x y)) in x
3.079 * [taylor]: Taking taylor expansion of x in x
3.079 * [taylor]: Taking taylor expansion of (+ x y) in x
3.080 * [taylor]: Taking taylor expansion of x in x
3.080 * [taylor]: Taking taylor expansion of y in x
3.080 * [taylor]: Taking taylor expansion of (/ x (+ x y)) in x
3.080 * [taylor]: Taking taylor expansion of x in x
3.080 * [taylor]: Taking taylor expansion of (+ x y) in x
3.080 * [taylor]: Taking taylor expansion of x in x
3.080 * [taylor]: Taking taylor expansion of y in x
3.080 * [taylor]: Taking taylor expansion of (/ 1 y) in y
3.080 * [taylor]: Taking taylor expansion of y in y
3.081 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 2))) in y
3.081 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
3.081 * [taylor]: Taking taylor expansion of (pow y 2) in y
3.081 * [taylor]: Taking taylor expansion of y in y
3.085 * [taylor]: Taking taylor expansion of (/ 1 (pow y 3)) in y
3.085 * [taylor]: Taking taylor expansion of (pow y 3) in y
3.085 * [taylor]: Taking taylor expansion of y in y
3.092 * [approximate]: Taking taylor expansion of (/ 1 (* x (+ (/ 1 y) (/ 1 x)))) in (x y) around 0
3.092 * [taylor]: Taking taylor expansion of (/ 1 (* x (+ (/ 1 y) (/ 1 x)))) in y
3.092 * [taylor]: Taking taylor expansion of (* x (+ (/ 1 y) (/ 1 x))) in y
3.092 * [taylor]: Taking taylor expansion of x in y
3.092 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in y
3.092 * [taylor]: Taking taylor expansion of (/ 1 y) in y
3.092 * [taylor]: Taking taylor expansion of y in y
3.092 * [taylor]: Taking taylor expansion of (/ 1 x) in y
3.092 * [taylor]: Taking taylor expansion of x in y
3.093 * [taylor]: Taking taylor expansion of (/ 1 (* x (+ (/ 1 y) (/ 1 x)))) in x
3.093 * [taylor]: Taking taylor expansion of (* x (+ (/ 1 y) (/ 1 x))) in x
3.093 * [taylor]: Taking taylor expansion of x in x
3.093 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
3.093 * [taylor]: Taking taylor expansion of (/ 1 y) in x
3.093 * [taylor]: Taking taylor expansion of y in x
3.093 * [taylor]: Taking taylor expansion of (/ 1 x) in x
3.093 * [taylor]: Taking taylor expansion of x in x
3.095 * [taylor]: Taking taylor expansion of (/ 1 (* x (+ (/ 1 y) (/ 1 x)))) in x
3.095 * [taylor]: Taking taylor expansion of (* x (+ (/ 1 y) (/ 1 x))) in x
3.095 * [taylor]: Taking taylor expansion of x in x
3.095 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
3.095 * [taylor]: Taking taylor expansion of (/ 1 y) in x
3.095 * [taylor]: Taking taylor expansion of y in x
3.095 * [taylor]: Taking taylor expansion of (/ 1 x) in x
3.095 * [taylor]: Taking taylor expansion of x in x
3.097 * [taylor]: Taking taylor expansion of 1 in y
3.098 * [taylor]: Taking taylor expansion of (- (/ 1 y)) in y
3.098 * [taylor]: Taking taylor expansion of (/ 1 y) in y
3.098 * [taylor]: Taking taylor expansion of y in y
3.102 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
3.102 * [taylor]: Taking taylor expansion of (pow y 2) in y
3.102 * [taylor]: Taking taylor expansion of y in y
3.106 * [approximate]: Taking taylor expansion of (/ 1 (* x (+ (/ 1 y) (/ 1 x)))) in (x y) around 0
3.106 * [taylor]: Taking taylor expansion of (/ 1 (* x (+ (/ 1 y) (/ 1 x)))) in y
3.106 * [taylor]: Taking taylor expansion of (* x (+ (/ 1 y) (/ 1 x))) in y
3.106 * [taylor]: Taking taylor expansion of x in y
3.106 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in y
3.106 * [taylor]: Taking taylor expansion of (/ 1 y) in y
3.106 * [taylor]: Taking taylor expansion of y in y
3.107 * [taylor]: Taking taylor expansion of (/ 1 x) in y
3.107 * [taylor]: Taking taylor expansion of x in y
3.107 * [taylor]: Taking taylor expansion of (/ 1 (* x (+ (/ 1 y) (/ 1 x)))) in x
3.107 * [taylor]: Taking taylor expansion of (* x (+ (/ 1 y) (/ 1 x))) in x
3.107 * [taylor]: Taking taylor expansion of x in x
3.107 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
3.107 * [taylor]: Taking taylor expansion of (/ 1 y) in x
3.107 * [taylor]: Taking taylor expansion of y in x
3.107 * [taylor]: Taking taylor expansion of (/ 1 x) in x
3.107 * [taylor]: Taking taylor expansion of x in x
3.109 * [taylor]: Taking taylor expansion of (/ 1 (* x (+ (/ 1 y) (/ 1 x)))) in x
3.109 * [taylor]: Taking taylor expansion of (* x (+ (/ 1 y) (/ 1 x))) in x
3.109 * [taylor]: Taking taylor expansion of x in x
3.109 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
3.109 * [taylor]: Taking taylor expansion of (/ 1 y) in x
3.109 * [taylor]: Taking taylor expansion of y in x
3.109 * [taylor]: Taking taylor expansion of (/ 1 x) in x
3.109 * [taylor]: Taking taylor expansion of x in x
3.111 * [taylor]: Taking taylor expansion of 1 in y
3.112 * [taylor]: Taking taylor expansion of (- (/ 1 y)) in y
3.112 * [taylor]: Taking taylor expansion of (/ 1 y) in y
3.112 * [taylor]: Taking taylor expansion of y in y
3.116 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
3.116 * [taylor]: Taking taylor expansion of (pow y 2) in y
3.116 * [taylor]: Taking taylor expansion of y in y
3.120 * * * * [progress]: [ 2 / 2 ] generating series at (2 2)
3.120 * [approximate]: Taking taylor expansion of (/ 1 (+ x y)) in (y x) around 0
3.120 * [taylor]: Taking taylor expansion of (/ 1 (+ x y)) in x
3.120 * [taylor]: Taking taylor expansion of (+ x y) in x
3.120 * [taylor]: Taking taylor expansion of x in x
3.120 * [taylor]: Taking taylor expansion of y in x
3.120 * [taylor]: Taking taylor expansion of (/ 1 (+ x y)) in y
3.120 * [taylor]: Taking taylor expansion of (+ x y) in y
3.120 * [taylor]: Taking taylor expansion of x in y
3.120 * [taylor]: Taking taylor expansion of y in y
3.120 * [taylor]: Taking taylor expansion of (/ 1 (+ x y)) in y
3.120 * [taylor]: Taking taylor expansion of (+ x y) in y
3.120 * [taylor]: Taking taylor expansion of x in y
3.120 * [taylor]: Taking taylor expansion of y in y
3.120 * [taylor]: Taking taylor expansion of (/ 1 x) in x
3.120 * [taylor]: Taking taylor expansion of x in x
3.121 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2))) in x
3.121 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
3.121 * [taylor]: Taking taylor expansion of (pow x 2) in x
3.121 * [taylor]: Taking taylor expansion of x in x
3.125 * [taylor]: Taking taylor expansion of (/ 1 (pow x 3)) in x
3.125 * [taylor]: Taking taylor expansion of (pow x 3) in x
3.125 * [taylor]: Taking taylor expansion of x in x
3.132 * [approximate]: Taking taylor expansion of (/ 1 (+ (/ 1 y) (/ 1 x))) in (y x) around 0
3.132 * [taylor]: Taking taylor expansion of (/ 1 (+ (/ 1 y) (/ 1 x))) in x
3.132 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
3.132 * [taylor]: Taking taylor expansion of (/ 1 y) in x
3.132 * [taylor]: Taking taylor expansion of y in x
3.132 * [taylor]: Taking taylor expansion of (/ 1 x) in x
3.132 * [taylor]: Taking taylor expansion of x in x
3.133 * [taylor]: Taking taylor expansion of (/ 1 (+ (/ 1 y) (/ 1 x))) in y
3.133 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in y
3.133 * [taylor]: Taking taylor expansion of (/ 1 y) in y
3.133 * [taylor]: Taking taylor expansion of y in y
3.133 * [taylor]: Taking taylor expansion of (/ 1 x) in y
3.133 * [taylor]: Taking taylor expansion of x in y
3.134 * [taylor]: Taking taylor expansion of (/ 1 (+ (/ 1 y) (/ 1 x))) in y
3.134 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in y
3.134 * [taylor]: Taking taylor expansion of (/ 1 y) in y
3.134 * [taylor]: Taking taylor expansion of y in y
3.134 * [taylor]: Taking taylor expansion of (/ 1 x) in y
3.134 * [taylor]: Taking taylor expansion of x in y
3.134 * [taylor]: Taking taylor expansion of 1 in x
3.135 * [taylor]: Taking taylor expansion of (- (/ 1 x)) in x
3.135 * [taylor]: Taking taylor expansion of (/ 1 x) in x
3.135 * [taylor]: Taking taylor expansion of x in x
3.138 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
3.138 * [taylor]: Taking taylor expansion of (pow x 2) in x
3.138 * [taylor]: Taking taylor expansion of x in x
3.143 * [approximate]: Taking taylor expansion of (/ -1 (+ (/ 1 y) (/ 1 x))) in (y x) around 0
3.143 * [taylor]: Taking taylor expansion of (/ -1 (+ (/ 1 y) (/ 1 x))) in x
3.143 * [taylor]: Taking taylor expansion of -1 in x
3.143 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
3.143 * [taylor]: Taking taylor expansion of (/ 1 y) in x
3.143 * [taylor]: Taking taylor expansion of y in x
3.143 * [taylor]: Taking taylor expansion of (/ 1 x) in x
3.143 * [taylor]: Taking taylor expansion of x in x
3.144 * [taylor]: Taking taylor expansion of (/ -1 (+ (/ 1 y) (/ 1 x))) in y
3.144 * [taylor]: Taking taylor expansion of -1 in y
3.144 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in y
3.144 * [taylor]: Taking taylor expansion of (/ 1 y) in y
3.144 * [taylor]: Taking taylor expansion of y in y
3.144 * [taylor]: Taking taylor expansion of (/ 1 x) in y
3.144 * [taylor]: Taking taylor expansion of x in y
3.145 * [taylor]: Taking taylor expansion of (/ -1 (+ (/ 1 y) (/ 1 x))) in y
3.145 * [taylor]: Taking taylor expansion of -1 in y
3.145 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in y
3.145 * [taylor]: Taking taylor expansion of (/ 1 y) in y
3.145 * [taylor]: Taking taylor expansion of y in y
3.145 * [taylor]: Taking taylor expansion of (/ 1 x) in y
3.145 * [taylor]: Taking taylor expansion of x in y
3.146 * [taylor]: Taking taylor expansion of -1 in x
3.146 * [taylor]: Taking taylor expansion of (/ 1 x) in x
3.146 * [taylor]: Taking taylor expansion of x in x
3.149 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2))) in x
3.149 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
3.149 * [taylor]: Taking taylor expansion of (pow x 2) in x
3.149 * [taylor]: Taking taylor expansion of x in x
3.156 * * * [progress]: simplifying candidates
3.157 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (* x (/ 1 (+ y x)))
  (+ (log x) (- (log (+ y x))))
  (+ (log x) (- 0 (log (+ y x))))
  (+ (log x) (- (log 1) (log (+ y x))))
  (+ (log x) (log (/ 1 (+ y x))))
  (log (* x (/ 1 (+ y x))))
  (exp (* x (/ 1 (+ y x))))
  (* (* (* x x) x) (/ (* (* 1 1) 1) (* (* (+ y x) (+ y x)) (+ y x))))
  (* (* (* x x) x) (* (* (/ 1 (+ y x)) (/ 1 (+ y x))) (/ 1 (+ y x))))
  (* (cbrt (* x (/ 1 (+ y x)))) (cbrt (* x (/ 1 (+ y x)))))
  (cbrt (* x (/ 1 (+ y x))))
  (* (* (* x (/ 1 (+ y x))) (* x (/ 1 (+ y x)))) (* x (/ 1 (+ y x))))
  (sqrt (* x (/ 1 (+ y x))))
  (sqrt (* x (/ 1 (+ y x))))
  (* (sqrt x) (sqrt (/ 1 (+ y x))))
  (* (sqrt x) (sqrt (/ 1 (+ y x))))
  (* (sqrt x) (/ (sqrt 1) (sqrt (+ y x))))
  (* (sqrt x) (/ (sqrt 1) (sqrt (+ y x))))
  (* (sqrt x) (/ 1 (sqrt (+ y x))))
  (* (sqrt x) (/ 1 (sqrt (+ y x))))
  (* x (* (cbrt (/ 1 (+ y x))) (cbrt (/ 1 (+ y x)))))
  (* x (sqrt (/ 1 (+ y x))))
  (* x (/ (* (cbrt 1) (cbrt 1)) (* (cbrt (+ y x)) (cbrt (+ y x)))))
  (* x (/ (* (cbrt 1) (cbrt 1)) (sqrt (+ y x))))
  (* x (/ (* (cbrt 1) (cbrt 1)) 1))
  (* x (/ (* (cbrt 1) (cbrt 1)) 1))
  (* x (/ (sqrt 1) (* (cbrt (+ y x)) (cbrt (+ y x)))))
  (* x (/ (sqrt 1) (sqrt (+ y x))))
  (* x (/ (sqrt 1) 1))
  (* x (/ (sqrt 1) 1))
  (* x (/ 1 (* (cbrt (+ y x)) (cbrt (+ y x)))))
  (* x (/ 1 (sqrt (+ y x))))
  (* x (/ 1 1))
  (* x (/ 1 1))
  (* x 1)
  (* x 1)
  (* x (/ 1 (+ (pow y 3) (pow x 3))))
  (* x (/ 1 (- (* y y) (* x x))))
  (* (cbrt x) (/ 1 (+ y x)))
  (* (sqrt x) (/ 1 (+ y x)))
  (* x (/ 1 (+ y x)))
  (* x 1)
  (- 1)
  (- (log (+ y x)))
  (- 0 (log (+ y x)))
  (- (log 1) (log (+ y x)))
  (log (/ 1 (+ y x)))
  (exp (/ 1 (+ y x)))
  (/ (* (* 1 1) 1) (* (* (+ y x) (+ y x)) (+ y x)))
  (* (cbrt (/ 1 (+ y x))) (cbrt (/ 1 (+ y x))))
  (cbrt (/ 1 (+ y x)))
  (* (* (/ 1 (+ y x)) (/ 1 (+ y x))) (/ 1 (+ y x)))
  (sqrt (/ 1 (+ y x)))
  (sqrt (/ 1 (+ y x)))
  (- 1)
  (- (+ y x))
  (/ (* (cbrt 1) (cbrt 1)) (* (cbrt (+ y x)) (cbrt (+ y x))))
  (/ (cbrt 1) (cbrt (+ y x)))
  (/ (* (cbrt 1) (cbrt 1)) (sqrt (+ y x)))
  (/ (cbrt 1) (sqrt (+ y x)))
  (/ (* (cbrt 1) (cbrt 1)) 1)
  (/ (cbrt 1) (+ y x))
  (/ (* (cbrt 1) (cbrt 1)) 1)
  (/ (cbrt 1) (+ y x))
  (/ (sqrt 1) (* (cbrt (+ y x)) (cbrt (+ y x))))
  (/ (sqrt 1) (cbrt (+ y x)))
  (/ (sqrt 1) (sqrt (+ y x)))
  (/ (sqrt 1) (sqrt (+ y x)))
  (/ (sqrt 1) 1)
  (/ (sqrt 1) (+ y x))
  (/ (sqrt 1) 1)
  (/ (sqrt 1) (+ y x))
  (/ 1 (* (cbrt (+ y x)) (cbrt (+ y x))))
  (/ 1 (cbrt (+ y x)))
  (/ 1 (sqrt (+ y x)))
  (/ 1 (sqrt (+ y x)))
  (/ 1 1)
  (/ 1 (+ y x))
  (/ 1 1)
  (/ 1 (+ y x))
  (/ 1 (+ y x))
  (/ (+ y x) 1)
  (/ 1 (* (cbrt (+ y x)) (cbrt (+ y x))))
  (/ 1 (sqrt (+ y x)))
  (/ 1 1)
  (/ 1 1)
  (/ (+ y x) (cbrt 1))
  (/ (+ y x) (sqrt 1))
  (/ (+ y x) 1)
  (/ 1 (+ (pow y 3) (pow x 3)))
  (/ 1 (- (* y y) (* x x)))
  0
  0
  0
  0
  0
  0
3.160 * * [simplify]: iteration  0 :  95  enodes  (cost  755 )
3.192 * * [simplify]: iteration  1 :  227  enodes  (cost  615 )
3.262 * * [simplify]: iteration  2 :  463  enodes  (cost  517 )
3.436 * * [simplify]: iteration  3 :  858  enodes  (cost  517 )
3.880 * * [simplify]: iteration  4 :  1827  enodes  (cost  517 )
6.119 * * [simplify]: iteration  done :  5000  enodes  (cost  517 )
6.119 * [simplify]: Simplified to:
   (/ x (+ y x))
  (log (/ x (+ y x)))
  (log (/ x (+ y x)))
  (log (/ x (+ y x)))
  (log (/ x (+ y x)))
  (log (/ x (+ y x)))
  (exp (/ x (+ y x)))
  (pow (/ x (+ y x)) 3)
  (pow (/ x (+ y x)) 3)
  (* (cbrt (/ x (+ y x))) (cbrt (/ x (+ y x))))
  (cbrt (/ x (+ y x)))
  (pow (/ x (+ y x)) 3)
  (sqrt (/ x (+ y x)))
  (sqrt (/ x (+ y x)))
  (* (sqrt x) (sqrt (/ 1 (+ y x))))
  (* (sqrt x) (sqrt (/ 1 (+ y x))))
  (/ (sqrt x) (sqrt (+ y x)))
  (/ (sqrt x) (sqrt (+ y x)))
  (/ (sqrt x) (sqrt (+ y x)))
  (/ (sqrt x) (sqrt (+ y x)))
  (* x (* (cbrt (/ 1 (+ y x))) (cbrt (/ 1 (+ y x)))))
  (* x (sqrt (/ 1 (+ y x))))
  (/ x (* (cbrt (+ y x)) (cbrt (+ y x))))
  (/ x (sqrt (+ y x)))
  x
  x
  (/ x (* (cbrt (+ y x)) (cbrt (+ y x))))
  (/ x (sqrt (+ y x)))
  x
  x
  (/ x (* (cbrt (+ y x)) (cbrt (+ y x))))
  (/ x (sqrt (+ y x)))
  x
  x
  x
  x
  (/ x (+ (pow y 3) (pow x 3)))
  (/ x (- (* y y) (* x x)))
  (/ (cbrt x) (+ y x))
  (/ (sqrt x) (+ y x))
  (/ x (+ y x))
  x
  -1
  (- (log (+ y x)))
  (- (log (+ y x)))
  (- (log (+ y x)))
  (- (log (+ y x)))
  (exp (/ 1 (+ y x)))
  (/ 1 (pow (+ y x) 3))
  (* (cbrt (/ 1 (+ y x))) (cbrt (/ 1 (+ y x))))
  (cbrt (/ 1 (+ y x)))
  (/ 1 (pow (+ y x) 3))
  (sqrt (/ 1 (+ y x)))
  (sqrt (/ 1 (+ y x)))
  -1
  (- (+ y x))
  (/ (/ 1 (cbrt (+ y x))) (cbrt (+ y x)))
  (/ 1 (cbrt (+ y x)))
  (/ 1 (sqrt (+ y x)))
  (/ 1 (sqrt (+ y x)))
  1
  (/ 1 (+ y x))
  1
  (/ 1 (+ y x))
  (/ (/ 1 (cbrt (+ y x))) (cbrt (+ y x)))
  (/ 1 (cbrt (+ y x)))
  (/ 1 (sqrt (+ y x)))
  (/ 1 (sqrt (+ y x)))
  1
  (/ 1 (+ y x))
  1
  (/ 1 (+ y x))
  (/ (/ 1 (cbrt (+ y x))) (cbrt (+ y x)))
  (/ 1 (cbrt (+ y x)))
  (/ 1 (sqrt (+ y x)))
  (/ 1 (sqrt (+ y x)))
  1
  (/ 1 (+ y x))
  1
  (/ 1 (+ y x))
  (/ 1 (+ y x))
  (+ y x)
  (/ (/ 1 (cbrt (+ y x))) (cbrt (+ y x)))
  (/ 1 (sqrt (+ y x)))
  1
  1
  (+ y x)
  (+ y x)
  (+ y x)
  (/ 1 (+ (pow y 3) (pow x 3)))
  (/ 1 (- (* y y) (* x x)))
  0
  0
  0
  0
  0
  0
6.120 * * * [progress]: adding candidates to table
6.219 * * [progress]: iteration 3 / 4
6.219 * * * [progress]: picking best candidate
6.220 * * * * [pick]: Picked  #<alt (λ (x y) (/ 1 (/ (+ y x) x)))>
6.220 * * * [progress]: localizing error
6.227 * * * [progress]: generating rewritten candidates
6.227 * * * * [progress]: [ 1 / 2 ] rewriting at (2)
6.235 * * * * [progress]: [ 2 / 2 ] rewriting at (2 2)
6.249 * * * [progress]: generating series expansions
6.249 * * * * [progress]: [ 1 / 2 ] generating series at (2)
6.249 * [approximate]: Taking taylor expansion of (/ x (+ x y)) in (y x) around 0
6.249 * [taylor]: Taking taylor expansion of (/ x (+ x y)) in x
6.249 * [taylor]: Taking taylor expansion of x in x
6.249 * [taylor]: Taking taylor expansion of (+ x y) in x
6.249 * [taylor]: Taking taylor expansion of x in x
6.249 * [taylor]: Taking taylor expansion of y in x
6.249 * [taylor]: Taking taylor expansion of (/ x (+ x y)) in y
6.249 * [taylor]: Taking taylor expansion of x in y
6.249 * [taylor]: Taking taylor expansion of (+ x y) in y
6.249 * [taylor]: Taking taylor expansion of x in y
6.249 * [taylor]: Taking taylor expansion of y in y
6.249 * [taylor]: Taking taylor expansion of (/ x (+ x y)) in y
6.249 * [taylor]: Taking taylor expansion of x in y
6.250 * [taylor]: Taking taylor expansion of (+ x y) in y
6.250 * [taylor]: Taking taylor expansion of x in y
6.250 * [taylor]: Taking taylor expansion of y in y
6.250 * [taylor]: Taking taylor expansion of 1 in x
6.250 * [taylor]: Taking taylor expansion of (- (/ 1 x)) in x
6.250 * [taylor]: Taking taylor expansion of (/ 1 x) in x
6.250 * [taylor]: Taking taylor expansion of x in x
6.252 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
6.252 * [taylor]: Taking taylor expansion of (pow x 2) in x
6.252 * [taylor]: Taking taylor expansion of x in x
6.257 * [approximate]: Taking taylor expansion of (/ 1 (* (+ (/ 1 y) (/ 1 x)) x)) in (y x) around 0
6.257 * [taylor]: Taking taylor expansion of (/ 1 (* (+ (/ 1 y) (/ 1 x)) x)) in x
6.257 * [taylor]: Taking taylor expansion of (* (+ (/ 1 y) (/ 1 x)) x) in x
6.257 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
6.257 * [taylor]: Taking taylor expansion of (/ 1 y) in x
6.257 * [taylor]: Taking taylor expansion of y in x
6.257 * [taylor]: Taking taylor expansion of (/ 1 x) in x
6.257 * [taylor]: Taking taylor expansion of x in x
6.257 * [taylor]: Taking taylor expansion of x in x
6.259 * [taylor]: Taking taylor expansion of (/ 1 (* (+ (/ 1 y) (/ 1 x)) x)) in y
6.259 * [taylor]: Taking taylor expansion of (* (+ (/ 1 y) (/ 1 x)) x) in y
6.259 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in y
6.259 * [taylor]: Taking taylor expansion of (/ 1 y) in y
6.259 * [taylor]: Taking taylor expansion of y in y
6.259 * [taylor]: Taking taylor expansion of (/ 1 x) in y
6.259 * [taylor]: Taking taylor expansion of x in y
6.259 * [taylor]: Taking taylor expansion of x in y
6.259 * [taylor]: Taking taylor expansion of (/ 1 (* (+ (/ 1 y) (/ 1 x)) x)) in y
6.259 * [taylor]: Taking taylor expansion of (* (+ (/ 1 y) (/ 1 x)) x) in y
6.259 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in y
6.259 * [taylor]: Taking taylor expansion of (/ 1 y) in y
6.259 * [taylor]: Taking taylor expansion of y in y
6.260 * [taylor]: Taking taylor expansion of (/ 1 x) in y
6.260 * [taylor]: Taking taylor expansion of x in y
6.260 * [taylor]: Taking taylor expansion of x in y
6.260 * [taylor]: Taking taylor expansion of (/ 1 x) in x
6.260 * [taylor]: Taking taylor expansion of x in x
6.262 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2))) in x
6.262 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
6.262 * [taylor]: Taking taylor expansion of (pow x 2) in x
6.262 * [taylor]: Taking taylor expansion of x in x
6.266 * [taylor]: Taking taylor expansion of (/ 1 (pow x 3)) in x
6.266 * [taylor]: Taking taylor expansion of (pow x 3) in x
6.266 * [taylor]: Taking taylor expansion of x in x
6.274 * [approximate]: Taking taylor expansion of (/ 1 (* (+ (/ 1 y) (/ 1 x)) x)) in (y x) around 0
6.274 * [taylor]: Taking taylor expansion of (/ 1 (* (+ (/ 1 y) (/ 1 x)) x)) in x
6.274 * [taylor]: Taking taylor expansion of (* (+ (/ 1 y) (/ 1 x)) x) in x
6.274 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
6.274 * [taylor]: Taking taylor expansion of (/ 1 y) in x
6.274 * [taylor]: Taking taylor expansion of y in x
6.274 * [taylor]: Taking taylor expansion of (/ 1 x) in x
6.274 * [taylor]: Taking taylor expansion of x in x
6.274 * [taylor]: Taking taylor expansion of x in x
6.276 * [taylor]: Taking taylor expansion of (/ 1 (* (+ (/ 1 y) (/ 1 x)) x)) in y
6.276 * [taylor]: Taking taylor expansion of (* (+ (/ 1 y) (/ 1 x)) x) in y
6.276 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in y
6.276 * [taylor]: Taking taylor expansion of (/ 1 y) in y
6.276 * [taylor]: Taking taylor expansion of y in y
6.276 * [taylor]: Taking taylor expansion of (/ 1 x) in y
6.276 * [taylor]: Taking taylor expansion of x in y
6.276 * [taylor]: Taking taylor expansion of x in y
6.276 * [taylor]: Taking taylor expansion of (/ 1 (* (+ (/ 1 y) (/ 1 x)) x)) in y
6.276 * [taylor]: Taking taylor expansion of (* (+ (/ 1 y) (/ 1 x)) x) in y
6.276 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in y
6.276 * [taylor]: Taking taylor expansion of (/ 1 y) in y
6.276 * [taylor]: Taking taylor expansion of y in y
6.277 * [taylor]: Taking taylor expansion of (/ 1 x) in y
6.277 * [taylor]: Taking taylor expansion of x in y
6.277 * [taylor]: Taking taylor expansion of x in y
6.277 * [taylor]: Taking taylor expansion of (/ 1 x) in x
6.277 * [taylor]: Taking taylor expansion of x in x
6.279 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2))) in x
6.279 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
6.279 * [taylor]: Taking taylor expansion of (pow x 2) in x
6.279 * [taylor]: Taking taylor expansion of x in x
6.283 * [taylor]: Taking taylor expansion of (/ 1 (pow x 3)) in x
6.283 * [taylor]: Taking taylor expansion of (pow x 3) in x
6.283 * [taylor]: Taking taylor expansion of x in x
6.290 * * * * [progress]: [ 2 / 2 ] generating series at (2 2)
6.290 * [approximate]: Taking taylor expansion of (/ (+ x y) x) in (y x) around 0
6.290 * [taylor]: Taking taylor expansion of (/ (+ x y) x) in x
6.290 * [taylor]: Taking taylor expansion of (+ x y) in x
6.290 * [taylor]: Taking taylor expansion of x in x
6.290 * [taylor]: Taking taylor expansion of y in x
6.290 * [taylor]: Taking taylor expansion of x in x
6.290 * [taylor]: Taking taylor expansion of (/ (+ x y) x) in y
6.290 * [taylor]: Taking taylor expansion of (+ x y) in y
6.290 * [taylor]: Taking taylor expansion of x in y
6.290 * [taylor]: Taking taylor expansion of y in y
6.290 * [taylor]: Taking taylor expansion of x in y
6.290 * [taylor]: Taking taylor expansion of (/ (+ x y) x) in y
6.290 * [taylor]: Taking taylor expansion of (+ x y) in y
6.290 * [taylor]: Taking taylor expansion of x in y
6.290 * [taylor]: Taking taylor expansion of y in y
6.290 * [taylor]: Taking taylor expansion of x in y
6.290 * [taylor]: Taking taylor expansion of 1 in x
6.291 * [taylor]: Taking taylor expansion of (/ 1 x) in x
6.291 * [taylor]: Taking taylor expansion of x in x
6.291 * [taylor]: Taking taylor expansion of 0 in x
6.292 * [taylor]: Taking taylor expansion of 0 in x
6.293 * [taylor]: Taking taylor expansion of 0 in x
6.293 * [approximate]: Taking taylor expansion of (* (+ (/ 1 y) (/ 1 x)) x) in (y x) around 0
6.293 * [taylor]: Taking taylor expansion of (* (+ (/ 1 y) (/ 1 x)) x) in x
6.294 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
6.294 * [taylor]: Taking taylor expansion of (/ 1 y) in x
6.294 * [taylor]: Taking taylor expansion of y in x
6.294 * [taylor]: Taking taylor expansion of (/ 1 x) in x
6.294 * [taylor]: Taking taylor expansion of x in x
6.294 * [taylor]: Taking taylor expansion of x in x
6.294 * [taylor]: Taking taylor expansion of (* (+ (/ 1 y) (/ 1 x)) x) in y
6.294 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in y
6.294 * [taylor]: Taking taylor expansion of (/ 1 y) in y
6.294 * [taylor]: Taking taylor expansion of y in y
6.294 * [taylor]: Taking taylor expansion of (/ 1 x) in y
6.294 * [taylor]: Taking taylor expansion of x in y
6.294 * [taylor]: Taking taylor expansion of x in y
6.294 * [taylor]: Taking taylor expansion of (* (+ (/ 1 y) (/ 1 x)) x) in y
6.294 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in y
6.294 * [taylor]: Taking taylor expansion of (/ 1 y) in y
6.294 * [taylor]: Taking taylor expansion of y in y
6.295 * [taylor]: Taking taylor expansion of (/ 1 x) in y
6.295 * [taylor]: Taking taylor expansion of x in y
6.295 * [taylor]: Taking taylor expansion of x in y
6.295 * [taylor]: Taking taylor expansion of x in x
6.296 * [taylor]: Taking taylor expansion of 1 in x
6.297 * [taylor]: Taking taylor expansion of 0 in x
6.298 * [taylor]: Taking taylor expansion of 0 in x
6.300 * [taylor]: Taking taylor expansion of 0 in x
6.300 * [approximate]: Taking taylor expansion of (* (+ (/ 1 y) (/ 1 x)) x) in (y x) around 0
6.300 * [taylor]: Taking taylor expansion of (* (+ (/ 1 y) (/ 1 x)) x) in x
6.300 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
6.300 * [taylor]: Taking taylor expansion of (/ 1 y) in x
6.300 * [taylor]: Taking taylor expansion of y in x
6.300 * [taylor]: Taking taylor expansion of (/ 1 x) in x
6.300 * [taylor]: Taking taylor expansion of x in x
6.301 * [taylor]: Taking taylor expansion of x in x
6.301 * [taylor]: Taking taylor expansion of (* (+ (/ 1 y) (/ 1 x)) x) in y
6.301 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in y
6.301 * [taylor]: Taking taylor expansion of (/ 1 y) in y
6.301 * [taylor]: Taking taylor expansion of y in y
6.301 * [taylor]: Taking taylor expansion of (/ 1 x) in y
6.301 * [taylor]: Taking taylor expansion of x in y
6.301 * [taylor]: Taking taylor expansion of x in y
6.301 * [taylor]: Taking taylor expansion of (* (+ (/ 1 y) (/ 1 x)) x) in y
6.301 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in y
6.301 * [taylor]: Taking taylor expansion of (/ 1 y) in y
6.301 * [taylor]: Taking taylor expansion of y in y
6.301 * [taylor]: Taking taylor expansion of (/ 1 x) in y
6.301 * [taylor]: Taking taylor expansion of x in y
6.301 * [taylor]: Taking taylor expansion of x in y
6.302 * [taylor]: Taking taylor expansion of x in x
6.303 * [taylor]: Taking taylor expansion of 1 in x
6.304 * [taylor]: Taking taylor expansion of 0 in x
6.305 * [taylor]: Taking taylor expansion of 0 in x
6.307 * [taylor]: Taking taylor expansion of 0 in x
6.307 * * * [progress]: simplifying candidates
6.312 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (- 1)
  (- (- (log (+ y x)) (log x)))
  (- (log (/ (+ y x) x)))
  (- 0 (- (log (+ y x)) (log x)))
  (- 0 (log (/ (+ y x) x)))
  (- (log 1) (- (log (+ y x)) (log x)))
  (- (log 1) (log (/ (+ y x) x)))
  (log (/ 1 (/ (+ y x) x)))
  (exp (/ 1 (/ (+ y x) x)))
  (/ (* (* 1 1) 1) (/ (* (* (+ y x) (+ y x)) (+ y x)) (* (* x x) x)))
  (/ (* (* 1 1) 1) (* (* (/ (+ y x) x) (/ (+ y x) x)) (/ (+ y x) x)))
  (* (cbrt (/ 1 (/ (+ y x) x))) (cbrt (/ 1 (/ (+ y x) x))))
  (cbrt (/ 1 (/ (+ y x) x)))
  (* (* (/ 1 (/ (+ y x) x)) (/ 1 (/ (+ y x) x))) (/ 1 (/ (+ y x) x)))
  (sqrt (/ 1 (/ (+ y x) x)))
  (sqrt (/ 1 (/ (+ y x) x)))
  (- 1)
  (- (/ (+ y x) x))
  (/ (* (cbrt 1) (cbrt 1)) (* (cbrt (/ (+ y x) x)) (cbrt (/ (+ y x) x))))
  (/ (cbrt 1) (cbrt (/ (+ y x) x)))
  (/ (* (cbrt 1) (cbrt 1)) (sqrt (/ (+ y x) x)))
  (/ (cbrt 1) (sqrt (/ (+ y x) x)))
  (/ (* (cbrt 1) (cbrt 1)) (/ (* (cbrt (+ y x)) (cbrt (+ y x))) (* (cbrt x) (cbrt x))))
  (/ (cbrt 1) (/ (cbrt (+ y x)) (cbrt x)))
  (/ (* (cbrt 1) (cbrt 1)) (/ (* (cbrt (+ y x)) (cbrt (+ y x))) (sqrt x)))
  (/ (cbrt 1) (/ (cbrt (+ y x)) (sqrt x)))
  (/ (* (cbrt 1) (cbrt 1)) (/ (* (cbrt (+ y x)) (cbrt (+ y x))) 1))
  (/ (cbrt 1) (/ (cbrt (+ y x)) x))
  (/ (* (cbrt 1) (cbrt 1)) (/ (sqrt (+ y x)) (* (cbrt x) (cbrt x))))
  (/ (cbrt 1) (/ (sqrt (+ y x)) (cbrt x)))
  (/ (* (cbrt 1) (cbrt 1)) (/ (sqrt (+ y x)) (sqrt x)))
  (/ (cbrt 1) (/ (sqrt (+ y x)) (sqrt x)))
  (/ (* (cbrt 1) (cbrt 1)) (/ (sqrt (+ y x)) 1))
  (/ (cbrt 1) (/ (sqrt (+ y x)) x))
  (/ (* (cbrt 1) (cbrt 1)) (/ 1 (* (cbrt x) (cbrt x))))
  (/ (cbrt 1) (/ (+ y x) (cbrt x)))
  (/ (* (cbrt 1) (cbrt 1)) (/ 1 (sqrt x)))
  (/ (cbrt 1) (/ (+ y x) (sqrt x)))
  (/ (* (cbrt 1) (cbrt 1)) (/ 1 1))
  (/ (cbrt 1) (/ (+ y x) x))
  (/ (* (cbrt 1) (cbrt 1)) (/ 1 (* (cbrt x) (cbrt x))))
  (/ (cbrt 1) (/ (+ y x) (cbrt x)))
  (/ (* (cbrt 1) (cbrt 1)) (/ 1 (sqrt x)))
  (/ (cbrt 1) (/ (+ y x) (sqrt x)))
  (/ (* (cbrt 1) (cbrt 1)) (/ 1 1))
  (/ (cbrt 1) (/ (+ y x) x))
  (/ (* (cbrt 1) (cbrt 1)) 1)
  (/ (cbrt 1) (/ (+ y x) x))
  (/ (* (cbrt 1) (cbrt 1)) (+ y x))
  (/ (cbrt 1) (/ 1 x))
  (/ (sqrt 1) (* (cbrt (/ (+ y x) x)) (cbrt (/ (+ y x) x))))
  (/ (sqrt 1) (cbrt (/ (+ y x) x)))
  (/ (sqrt 1) (sqrt (/ (+ y x) x)))
  (/ (sqrt 1) (sqrt (/ (+ y x) x)))
  (/ (sqrt 1) (/ (* (cbrt (+ y x)) (cbrt (+ y x))) (* (cbrt x) (cbrt x))))
  (/ (sqrt 1) (/ (cbrt (+ y x)) (cbrt x)))
  (/ (sqrt 1) (/ (* (cbrt (+ y x)) (cbrt (+ y x))) (sqrt x)))
  (/ (sqrt 1) (/ (cbrt (+ y x)) (sqrt x)))
  (/ (sqrt 1) (/ (* (cbrt (+ y x)) (cbrt (+ y x))) 1))
  (/ (sqrt 1) (/ (cbrt (+ y x)) x))
  (/ (sqrt 1) (/ (sqrt (+ y x)) (* (cbrt x) (cbrt x))))
  (/ (sqrt 1) (/ (sqrt (+ y x)) (cbrt x)))
  (/ (sqrt 1) (/ (sqrt (+ y x)) (sqrt x)))
  (/ (sqrt 1) (/ (sqrt (+ y x)) (sqrt x)))
  (/ (sqrt 1) (/ (sqrt (+ y x)) 1))
  (/ (sqrt 1) (/ (sqrt (+ y x)) x))
  (/ (sqrt 1) (/ 1 (* (cbrt x) (cbrt x))))
  (/ (sqrt 1) (/ (+ y x) (cbrt x)))
  (/ (sqrt 1) (/ 1 (sqrt x)))
  (/ (sqrt 1) (/ (+ y x) (sqrt x)))
  (/ (sqrt 1) (/ 1 1))
  (/ (sqrt 1) (/ (+ y x) x))
  (/ (sqrt 1) (/ 1 (* (cbrt x) (cbrt x))))
  (/ (sqrt 1) (/ (+ y x) (cbrt x)))
  (/ (sqrt 1) (/ 1 (sqrt x)))
  (/ (sqrt 1) (/ (+ y x) (sqrt x)))
  (/ (sqrt 1) (/ 1 1))
  (/ (sqrt 1) (/ (+ y x) x))
  (/ (sqrt 1) 1)
  (/ (sqrt 1) (/ (+ y x) x))
  (/ (sqrt 1) (+ y x))
  (/ (sqrt 1) (/ 1 x))
  (/ 1 (* (cbrt (/ (+ y x) x)) (cbrt (/ (+ y x) x))))
  (/ 1 (cbrt (/ (+ y x) x)))
  (/ 1 (sqrt (/ (+ y x) x)))
  (/ 1 (sqrt (/ (+ y x) x)))
  (/ 1 (/ (* (cbrt (+ y x)) (cbrt (+ y x))) (* (cbrt x) (cbrt x))))
  (/ 1 (/ (cbrt (+ y x)) (cbrt x)))
  (/ 1 (/ (* (cbrt (+ y x)) (cbrt (+ y x))) (sqrt x)))
  (/ 1 (/ (cbrt (+ y x)) (sqrt x)))
  (/ 1 (/ (* (cbrt (+ y x)) (cbrt (+ y x))) 1))
  (/ 1 (/ (cbrt (+ y x)) x))
  (/ 1 (/ (sqrt (+ y x)) (* (cbrt x) (cbrt x))))
  (/ 1 (/ (sqrt (+ y x)) (cbrt x)))
  (/ 1 (/ (sqrt (+ y x)) (sqrt x)))
  (/ 1 (/ (sqrt (+ y x)) (sqrt x)))
  (/ 1 (/ (sqrt (+ y x)) 1))
  (/ 1 (/ (sqrt (+ y x)) x))
  (/ 1 (/ 1 (* (cbrt x) (cbrt x))))
  (/ 1 (/ (+ y x) (cbrt x)))
  (/ 1 (/ 1 (sqrt x)))
  (/ 1 (/ (+ y x) (sqrt x)))
  (/ 1 (/ 1 1))
  (/ 1 (/ (+ y x) x))
  (/ 1 (/ 1 (* (cbrt x) (cbrt x))))
  (/ 1 (/ (+ y x) (cbrt x)))
  (/ 1 (/ 1 (sqrt x)))
  (/ 1 (/ (+ y x) (sqrt x)))
  (/ 1 (/ 1 1))
  (/ 1 (/ (+ y x) x))
  (/ 1 1)
  (/ 1 (/ (+ y x) x))
  (/ 1 (+ y x))
  (/ 1 (/ 1 x))
  (/ 1 (/ (+ y x) x))
  (/ (/ (+ y x) x) 1)
  (/ 1 (* (cbrt (/ (+ y x) x)) (cbrt (/ (+ y x) x))))
  (/ 1 (sqrt (/ (+ y x) x)))
  (/ 1 (/ (* (cbrt (+ y x)) (cbrt (+ y x))) (* (cbrt x) (cbrt x))))
  (/ 1 (/ (* (cbrt (+ y x)) (cbrt (+ y x))) (sqrt x)))
  (/ 1 (/ (* (cbrt (+ y x)) (cbrt (+ y x))) 1))
  (/ 1 (/ (sqrt (+ y x)) (* (cbrt x) (cbrt x))))
  (/ 1 (/ (sqrt (+ y x)) (sqrt x)))
  (/ 1 (/ (sqrt (+ y x)) 1))
  (/ 1 (/ 1 (* (cbrt x) (cbrt x))))
  (/ 1 (/ 1 (sqrt x)))
  (/ 1 (/ 1 1))
  (/ 1 (/ 1 (* (cbrt x) (cbrt x))))
  (/ 1 (/ 1 (sqrt x)))
  (/ 1 (/ 1 1))
  (/ 1 1)
  (/ 1 (+ y x))
  (/ (/ (+ y x) x) (cbrt 1))
  (/ (/ (+ y x) x) (sqrt 1))
  (/ (/ (+ y x) x) 1)
  (/ 1 (+ y x))
  (- (log (+ y x)) (log x))
  (log (/ (+ y x) x))
  (exp (/ (+ y x) x))
  (/ (* (* (+ y x) (+ y x)) (+ y x)) (* (* x x) x))
  (* (cbrt (/ (+ y x) x)) (cbrt (/ (+ y x) x)))
  (cbrt (/ (+ y x) x))
  (* (* (/ (+ y x) x) (/ (+ y x) x)) (/ (+ y x) x))
  (sqrt (/ (+ y x) x))
  (sqrt (/ (+ y x) x))
  (- (+ y x))
  (- x)
  (/ (* (cbrt (+ y x)) (cbrt (+ y x))) (* (cbrt x) (cbrt x)))
  (/ (cbrt (+ y x)) (cbrt x))
  (/ (* (cbrt (+ y x)) (cbrt (+ y x))) (sqrt x))
  (/ (cbrt (+ y x)) (sqrt x))
  (/ (* (cbrt (+ y x)) (cbrt (+ y x))) 1)
  (/ (cbrt (+ y x)) x)
  (/ (sqrt (+ y x)) (* (cbrt x) (cbrt x)))
  (/ (sqrt (+ y x)) (cbrt x))
  (/ (sqrt (+ y x)) (sqrt x))
  (/ (sqrt (+ y x)) (sqrt x))
  (/ (sqrt (+ y x)) 1)
  (/ (sqrt (+ y x)) x)
  (/ 1 (* (cbrt x) (cbrt x)))
  (/ (+ y x) (cbrt x))
  (/ 1 (sqrt x))
  (/ (+ y x) (sqrt x))
  (/ 1 1)
  (/ (+ y x) x)
  (/ 1 (* (cbrt x) (cbrt x)))
  (/ (+ y x) (cbrt x))
  (/ 1 (sqrt x))
  (/ (+ y x) (sqrt x))
  (/ 1 1)
  (/ (+ y x) x)
  (/ 1 x)
  (/ x (+ y x))
  (/ (+ y x) (* (cbrt x) (cbrt x)))
  (/ (+ y x) (sqrt x))
  (/ (+ y x) 1)
  (/ x (cbrt (+ y x)))
  (/ x (sqrt (+ y x)))
  (/ x (+ y x))
  (/ x (+ y x))
  (* x (+ (* y y) (- (* x x) (* y x))))
  (* x (- y x))
  0
  0
  0
  (+ (/ y x) 1)
  (+ (/ y x) 1)
  (+ (/ y x) 1)
6.317 * * [simplify]: iteration  0 :  156  enodes  (cost  1634 )
6.385 * * [simplify]: iteration  1 :  350  enodes  (cost  1405 )
6.493 * * [simplify]: iteration  2 :  765  enodes  (cost  1241 )
6.959 * * [simplify]: iteration  3 :  1755  enodes  (cost  1156 )
8.828 * * [simplify]: iteration  4 :  3497  enodes  (cost  1156 )
10.200 * * [simplify]: iteration  done :  5000  enodes  (cost  1156 )
10.201 * [simplify]: Simplified to:
   -1
  (log (/ x (+ y x)))
  (log (/ x (+ y x)))
  (log (/ x (+ y x)))
  (log (/ x (+ y x)))
  (log (/ x (+ y x)))
  (log (/ x (+ y x)))
  (log (/ x (+ y x)))
  (exp (/ x (+ y x)))
  (pow (/ x (+ y x)) 3)
  (pow (/ x (+ y x)) 3)
  (* (cbrt (/ x (+ y x))) (cbrt (/ x (+ y x))))
  (cbrt (/ x (+ y x)))
  (pow (/ x (+ y x)) 3)
  (sqrt (/ x (+ y x)))
  (sqrt (/ x (+ y x)))
  -1
  (- (/ (+ y x) x))
  (/ 1 (* (cbrt (/ (+ y x) x)) (cbrt (/ (+ y x) x))))
  (/ 1 (cbrt (/ (+ y x) x)))
  (/ 1 (sqrt (/ (+ y x) x)))
  (/ 1 (sqrt (/ (+ y x) x)))
  (/ (* (cbrt x) (cbrt x)) (* (cbrt (+ y x)) (cbrt (+ y x))))
  (/ (cbrt x) (cbrt (+ y x)))
  (/ (sqrt x) (* (cbrt (+ y x)) (cbrt (+ y x))))
  (/ (sqrt x) (cbrt (+ y x)))
  (/ (/ 1 (cbrt (+ y x))) (cbrt (+ y x)))
  (/ x (cbrt (+ y x)))
  (/ (* (cbrt x) (cbrt x)) (sqrt (+ y x)))
  (/ (cbrt x) (sqrt (+ y x)))
  (/ (sqrt x) (sqrt (+ y x)))
  (/ (sqrt x) (sqrt (+ y x)))
  (/ 1 (sqrt (+ y x)))
  (/ x (sqrt (+ y x)))
  (* (cbrt x) (cbrt x))
  (/ (cbrt x) (+ y x))
  (sqrt x)
  (/ (sqrt x) (+ y x))
  1
  (/ x (+ y x))
  (* (cbrt x) (cbrt x))
  (/ (cbrt x) (+ y x))
  (sqrt x)
  (/ (sqrt x) (+ y x))
  1
  (/ x (+ y x))
  1
  (/ x (+ y x))
  (/ 1 (+ y x))
  x
  (/ 1 (* (cbrt (/ (+ y x) x)) (cbrt (/ (+ y x) x))))
  (/ 1 (cbrt (/ (+ y x) x)))
  (/ 1 (sqrt (/ (+ y x) x)))
  (/ 1 (sqrt (/ (+ y x) x)))
  (/ (* (cbrt x) (cbrt x)) (* (cbrt (+ y x)) (cbrt (+ y x))))
  (/ (cbrt x) (cbrt (+ y x)))
  (/ (sqrt x) (* (cbrt (+ y x)) (cbrt (+ y x))))
  (/ (sqrt x) (cbrt (+ y x)))
  (/ (/ 1 (cbrt (+ y x))) (cbrt (+ y x)))
  (/ x (cbrt (+ y x)))
  (/ (* (cbrt x) (cbrt x)) (sqrt (+ y x)))
  (/ (cbrt x) (sqrt (+ y x)))
  (/ (sqrt x) (sqrt (+ y x)))
  (/ (sqrt x) (sqrt (+ y x)))
  (/ 1 (sqrt (+ y x)))
  (/ x (sqrt (+ y x)))
  (* (cbrt x) (cbrt x))
  (/ (cbrt x) (+ y x))
  (sqrt x)
  (/ (sqrt x) (+ y x))
  1
  (/ x (+ y x))
  (* (cbrt x) (cbrt x))
  (/ (cbrt x) (+ y x))
  (sqrt x)
  (/ (sqrt x) (+ y x))
  1
  (/ x (+ y x))
  1
  (/ x (+ y x))
  (/ 1 (+ y x))
  x
  (/ 1 (* (cbrt (/ (+ y x) x)) (cbrt (/ (+ y x) x))))
  (/ 1 (cbrt (/ (+ y x) x)))
  (/ 1 (sqrt (/ (+ y x) x)))
  (/ 1 (sqrt (/ (+ y x) x)))
  (/ (* (cbrt x) (cbrt x)) (* (cbrt (+ y x)) (cbrt (+ y x))))
  (/ (cbrt x) (cbrt (+ y x)))
  (/ (sqrt x) (* (cbrt (+ y x)) (cbrt (+ y x))))
  (/ (sqrt x) (cbrt (+ y x)))
  (/ (/ 1 (cbrt (+ y x))) (cbrt (+ y x)))
  (/ x (cbrt (+ y x)))
  (/ (* (cbrt x) (cbrt x)) (sqrt (+ y x)))
  (/ (cbrt x) (sqrt (+ y x)))
  (/ (sqrt x) (sqrt (+ y x)))
  (/ (sqrt x) (sqrt (+ y x)))
  (/ 1 (sqrt (+ y x)))
  (/ x (sqrt (+ y x)))
  (* (cbrt x) (cbrt x))
  (/ (cbrt x) (+ y x))
  (sqrt x)
  (/ (sqrt x) (+ y x))
  1
  (/ x (+ y x))
  (* (cbrt x) (cbrt x))
  (/ (cbrt x) (+ y x))
  (sqrt x)
  (/ (sqrt x) (+ y x))
  1
  (/ x (+ y x))
  1
  (/ x (+ y x))
  (/ 1 (+ y x))
  x
  (/ x (+ y x))
  (/ (+ y x) x)
  (/ 1 (* (cbrt (/ (+ y x) x)) (cbrt (/ (+ y x) x))))
  (/ 1 (sqrt (/ (+ y x) x)))
  (/ (* (cbrt x) (cbrt x)) (* (cbrt (+ y x)) (cbrt (+ y x))))
  (/ (sqrt x) (* (cbrt (+ y x)) (cbrt (+ y x))))
  (/ (/ 1 (cbrt (+ y x))) (cbrt (+ y x)))
  (/ (* (cbrt x) (cbrt x)) (sqrt (+ y x)))
  (/ (sqrt x) (sqrt (+ y x)))
  (/ 1 (sqrt (+ y x)))
  (* (cbrt x) (cbrt x))
  (sqrt x)
  1
  (* (cbrt x) (cbrt x))
  (sqrt x)
  1
  1
  (/ 1 (+ y x))
  (/ (+ y x) x)
  (/ (+ y x) x)
  (/ (+ y x) x)
  (/ 1 (+ y x))
  (log (/ (+ y x) x))
  (log (/ (+ y x) x))
  (exp (/ (+ y x) x))
  (pow (/ (+ y x) x) 3)
  (* (cbrt (/ (+ y x) x)) (cbrt (/ (+ y x) x)))
  (cbrt (/ (+ y x) x))
  (pow (/ (+ y x) x) 3)
  (sqrt (/ (+ y x) x))
  (sqrt (/ (+ y x) x))
  (- (+ y x))
  (- x)
  (/ (/ (* (cbrt (+ y x)) (cbrt (+ y x))) (cbrt x)) (cbrt x))
  (/ (cbrt (+ y x)) (cbrt x))
  (* (/ (cbrt (+ y x)) (sqrt x)) (cbrt (+ y x)))
  (/ (cbrt (+ y x)) (sqrt x))
  (* (cbrt (+ y x)) (cbrt (+ y x)))
  (/ (cbrt (+ y x)) x)
  (/ (sqrt (+ y x)) (* (cbrt x) (cbrt x)))
  (/ (sqrt (+ y x)) (cbrt x))
  (/ (sqrt (+ y x)) (sqrt x))
  (/ (sqrt (+ y x)) (sqrt x))
  (sqrt (+ y x))
  (/ (sqrt (+ y x)) x)
  (/ (/ 1 (cbrt x)) (cbrt x))
  (/ (+ y x) (cbrt x))
  (/ 1 (sqrt x))
  (/ (+ y x) (sqrt x))
  1
  (/ (+ y x) x)
  (/ (/ 1 (cbrt x)) (cbrt x))
  (/ (+ y x) (cbrt x))
  (/ 1 (sqrt x))
  (/ (+ y x) (sqrt x))
  1
  (/ (+ y x) x)
  (/ 1 x)
  (/ x (+ y x))
  (/ (+ y x) (* (cbrt x) (cbrt x)))
  (/ (+ y x) (sqrt x))
  (+ y x)
  (/ x (cbrt (+ y x)))
  (/ x (sqrt (+ y x)))
  (/ x (+ y x))
  (/ x (+ y x))
  (* (+ (* x (- x y)) (* y y)) x)
  (* x (- y x))
  0
  0
  0
  (+ (/ y x) 1)
  (+ (/ y x) 1)
  (+ (/ y x) 1)
10.202 * * * [progress]: adding candidates to table
10.341 * [progress]: [Phase 3 of 3] Extracting.
10.341 * * [regime]: Finding splitpoints for: (#<alt (λ (x y) (/ x (+ y x)))> #<alt (λ (x y) (* x (/ 1 (+ y x))))> #<alt (λ (x y) (/ 1 (/ (+ y x) x)))>)
10.342 * * * [regime-changes]: Trying 3 branch expressions: ((/ x (+ y x)) y x)
10.342 * * * * [regimes]: Trying to branch on (/ x (+ y x)) from (#<alt (λ (x y) (/ x (+ y x)))> #<alt (λ (x y) (* x (/ 1 (+ y x))))> #<alt (λ (x y) (/ 1 (/ (+ y x) x)))>)
10.353 * * * * [regimes]: Trying to branch on y from (#<alt (λ (x y) (/ x (+ y x)))> #<alt (λ (x y) (* x (/ 1 (+ y x))))> #<alt (λ (x y) (/ 1 (/ (+ y x) x)))>)
10.367 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x y) (/ x (+ y x)))> #<alt (λ (x y) (* x (/ 1 (+ y x))))> #<alt (λ (x y) (/ 1 (/ (+ y x) x)))>)
10.380 * * * [regime]: Found split indices: #<option (#s(si 0 255))>
10.380 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (/ x (+ y x))
10.380 * * [simplify]: iteration  0 :  4  enodes  (cost  5 )
10.381 * * [simplify]: iteration  1 :  5  enodes  (cost  5 )
10.381 * * [simplify]: iteration  done :  5  enodes  (cost  5 )
10.381 * [simplify]: Simplified to:
   (/ x (+ y x))
10.702 * [regime-testing]: Baseline error score: 0.013751718964870608
10.703 * [regime-testing]: Oracle error score: 0.006375796974621828
10.704 * [regime-testing]: End program error score: 0.013751718964870608