3.191 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.010 * * * [progress]: [2/2] Setting up program.
0.012 * [progress]: [Phase 2 of 3] Improving.
0.012 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (/ x (+ y x))
0.013 * * [simplify]: iteration  0 :  4  enodes  (cost  5 )
0.014 * * [simplify]: iteration  1 :  5  enodes  (cost  5 )
0.015 * * [simplify]: iteration  done :  5  enodes  (cost  5 )
0.015 * [simplify]: Simplified to:
   (/ x (+ y x))
0.015 * * [progress]: iteration 1 / 4
0.015 * * * [progress]: picking best candidate
0.017 * * * * [pick]: Picked  #<alt (λ (x y) (/ x (+ y x)))>
0.017 * * * [progress]: localizing error
0.021 * * * [progress]: generating rewritten candidates
0.021 * * * * [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
0.028 * [taylor]: Taking taylor expansion of x in y
0.028 * [taylor]: Taking taylor expansion of y in y
0.028 * [taylor]: Taking taylor expansion of (/ x (+ x y)) in x
0.028 * [taylor]: Taking taylor expansion of x in x
0.028 * [taylor]: Taking taylor expansion of (+ x y) in x
0.028 * [taylor]: Taking taylor expansion of x in x
0.028 * [taylor]: Taking taylor expansion of y in x
0.028 * [taylor]: Taking taylor expansion of (/ x (+ x y)) in x
0.028 * [taylor]: Taking taylor expansion of x in x
0.028 * [taylor]: Taking taylor expansion of (+ x y) in x
0.028 * [taylor]: Taking taylor expansion of x in x
0.028 * [taylor]: Taking taylor expansion of y in x
0.028 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.028 * [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
0.043 * [approximate]: Taking taylor expansion of (/ 1 (* x (+ (/ 1 y) (/ 1 x)))) in (x y) around 0
0.043 * [taylor]: Taking taylor expansion of (/ 1 (* x (+ (/ 1 y) (/ 1 x)))) in y
0.043 * [taylor]: Taking taylor expansion of (* x (+ (/ 1 y) (/ 1 x))) in y
0.043 * [taylor]: Taking taylor expansion of x in y
0.043 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in y
0.043 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.043 * [taylor]: Taking taylor expansion of y in y
0.043 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.043 * [taylor]: Taking taylor expansion of x in y
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 (* x (+ (/ 1 y) (/ 1 x)))) in x
0.046 * [taylor]: Taking taylor expansion of (* x (+ (/ 1 y) (/ 1 x))) in x
0.046 * [taylor]: Taking taylor expansion of x in x
0.046 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.046 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.046 * [taylor]: Taking taylor expansion of y in x
0.046 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.046 * [taylor]: Taking taylor expansion of x in x
0.048 * [taylor]: Taking taylor expansion of 1 in y
0.050 * [taylor]: Taking taylor expansion of (- (/ 1 y)) in y
0.050 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.050 * [taylor]: Taking taylor expansion of y in y
0.055 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.055 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.055 * [taylor]: Taking taylor expansion of y in y
0.060 * [approximate]: Taking taylor expansion of (/ 1 (* x (+ (/ 1 y) (/ 1 x)))) in (x y) around 0
0.060 * [taylor]: Taking taylor expansion of (/ 1 (* x (+ (/ 1 y) (/ 1 x)))) in y
0.060 * [taylor]: Taking taylor expansion of (* x (+ (/ 1 y) (/ 1 x))) in y
0.060 * [taylor]: Taking taylor expansion of x in y
0.060 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in y
0.060 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.060 * [taylor]: Taking taylor expansion of y in y
0.060 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.060 * [taylor]: Taking taylor expansion of x in y
0.061 * [taylor]: Taking taylor expansion of (/ 1 (* x (+ (/ 1 y) (/ 1 x)))) in x
0.061 * [taylor]: Taking taylor expansion of (* x (+ (/ 1 y) (/ 1 x))) in x
0.061 * [taylor]: Taking taylor expansion of x in x
0.061 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.061 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.061 * [taylor]: Taking taylor expansion of y in x
0.061 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.061 * [taylor]: Taking taylor expansion of x in x
0.063 * [taylor]: Taking taylor expansion of (/ 1 (* x (+ (/ 1 y) (/ 1 x)))) in x
0.063 * [taylor]: Taking taylor expansion of (* x (+ (/ 1 y) (/ 1 x))) in x
0.063 * [taylor]: Taking taylor expansion of x in x
0.063 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.063 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.063 * [taylor]: Taking taylor expansion of y in x
0.063 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.063 * [taylor]: Taking taylor expansion of x in x
0.065 * [taylor]: Taking taylor expansion of 1 in y
0.067 * [taylor]: Taking taylor expansion of (- (/ 1 y)) in y
0.067 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.067 * [taylor]: Taking taylor expansion of y in y
0.071 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.071 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.071 * [taylor]: Taking taylor expansion of y in y
0.080 * * * [progress]: simplifying candidates
0.081 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (expm1 (/ x (+ y x)))
  (log1p (/ x (+ y x)))
  (- (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
0.083 * * [simplify]: iteration  0 :  61  enodes  (cost  336 )
0.096 * * [simplify]: iteration  1 :  122  enodes  (cost  317 )
0.119 * * [simplify]: iteration  2 :  259  enodes  (cost  299 )
0.189 * * [simplify]: iteration  3 :  542  enodes  (cost  299 )
0.399 * * [simplify]: iteration  4 :  1300  enodes  (cost  299 )
2.109 * * [simplify]: iteration  5 :  4967  enodes  (cost  299 )
3.444 * * [simplify]: iteration  done :  5000  enodes  (cost  299 )
3.444 * [simplify]: Simplified to:
   (expm1 (/ x (+ y x)))
  (log1p (/ x (+ y x)))
  (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
3.444 * * * [progress]: adding candidates to table
3.521 * * [progress]: iteration 2 / 4
3.521 * * * [progress]: picking best candidate
3.523 * * * * [pick]: Picked  #<alt (λ (x y) (* x (/ 1 (+ y x))))>
3.524 * * * [progress]: localizing error
3.529 * * * [progress]: generating rewritten candidates
3.529 * * * * [progress]: [ 1 / 2 ] rewriting at (2)
3.545 * * * * [progress]: [ 2 / 2 ] rewriting at (2 2)
3.554 * * * [progress]: generating series expansions
3.554 * * * * [progress]: [ 1 / 2 ] generating series at (2)
3.554 * [approximate]: Taking taylor expansion of (/ x (+ x y)) in (x y) around 0
3.554 * [taylor]: Taking taylor expansion of (/ x (+ x y)) in y
3.554 * [taylor]: Taking taylor expansion of x in y
3.555 * [taylor]: Taking taylor expansion of (+ x y) in y
3.555 * [taylor]: Taking taylor expansion of x in y
3.555 * [taylor]: Taking taylor expansion of y in y
3.555 * [taylor]: Taking taylor expansion of (/ x (+ x y)) in x
3.555 * [taylor]: Taking taylor expansion of x in x
3.555 * [taylor]: Taking taylor expansion of (+ x y) in x
3.555 * [taylor]: Taking taylor expansion of x in x
3.555 * [taylor]: Taking taylor expansion of y in x
3.555 * [taylor]: Taking taylor expansion of (/ x (+ x y)) in x
3.555 * [taylor]: Taking taylor expansion of x in x
3.555 * [taylor]: Taking taylor expansion of (+ x y) in x
3.555 * [taylor]: Taking taylor expansion of x in x
3.555 * [taylor]: Taking taylor expansion of y in x
3.555 * [taylor]: Taking taylor expansion of (/ 1 y) in y
3.555 * [taylor]: Taking taylor expansion of y in y
3.557 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 2))) in y
3.557 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
3.557 * [taylor]: Taking taylor expansion of (pow y 2) in y
3.557 * [taylor]: Taking taylor expansion of y in y
3.561 * [taylor]: Taking taylor expansion of (/ 1 (pow y 3)) in y
3.561 * [taylor]: Taking taylor expansion of (pow y 3) in y
3.561 * [taylor]: Taking taylor expansion of y in y
3.569 * [approximate]: Taking taylor expansion of (/ 1 (* x (+ (/ 1 y) (/ 1 x)))) in (x y) around 0
3.569 * [taylor]: Taking taylor expansion of (/ 1 (* x (+ (/ 1 y) (/ 1 x)))) in y
3.569 * [taylor]: Taking taylor expansion of (* x (+ (/ 1 y) (/ 1 x))) in y
3.569 * [taylor]: Taking taylor expansion of x in y
3.569 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in y
3.569 * [taylor]: Taking taylor expansion of (/ 1 y) in y
3.569 * [taylor]: Taking taylor expansion of y in y
3.570 * [taylor]: Taking taylor expansion of (/ 1 x) in y
3.570 * [taylor]: Taking taylor expansion of x in y
3.570 * [taylor]: Taking taylor expansion of (/ 1 (* x (+ (/ 1 y) (/ 1 x)))) in x
3.570 * [taylor]: Taking taylor expansion of (* x (+ (/ 1 y) (/ 1 x))) in x
3.570 * [taylor]: Taking taylor expansion of x in x
3.570 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
3.570 * [taylor]: Taking taylor expansion of (/ 1 y) in x
3.570 * [taylor]: Taking taylor expansion of y in x
3.570 * [taylor]: Taking taylor expansion of (/ 1 x) in x
3.570 * [taylor]: Taking taylor expansion of x in x
3.572 * [taylor]: Taking taylor expansion of (/ 1 (* x (+ (/ 1 y) (/ 1 x)))) in x
3.572 * [taylor]: Taking taylor expansion of (* x (+ (/ 1 y) (/ 1 x))) in x
3.572 * [taylor]: Taking taylor expansion of x in x
3.572 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
3.573 * [taylor]: Taking taylor expansion of (/ 1 y) in x
3.573 * [taylor]: Taking taylor expansion of y in x
3.573 * [taylor]: Taking taylor expansion of (/ 1 x) in x
3.573 * [taylor]: Taking taylor expansion of x in x
3.575 * [taylor]: Taking taylor expansion of 1 in y
3.577 * [taylor]: Taking taylor expansion of (- (/ 1 y)) in y
3.577 * [taylor]: Taking taylor expansion of (/ 1 y) in y
3.577 * [taylor]: Taking taylor expansion of y in y
3.581 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
3.581 * [taylor]: Taking taylor expansion of (pow y 2) in y
3.581 * [taylor]: Taking taylor expansion of y in y
3.586 * [approximate]: Taking taylor expansion of (/ 1 (* x (+ (/ 1 y) (/ 1 x)))) in (x y) around 0
3.586 * [taylor]: Taking taylor expansion of (/ 1 (* x (+ (/ 1 y) (/ 1 x)))) in y
3.586 * [taylor]: Taking taylor expansion of (* x (+ (/ 1 y) (/ 1 x))) in y
3.586 * [taylor]: Taking taylor expansion of x in y
3.586 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in y
3.586 * [taylor]: Taking taylor expansion of (/ 1 y) in y
3.586 * [taylor]: Taking taylor expansion of y in y
3.587 * [taylor]: Taking taylor expansion of (/ 1 x) in y
3.587 * [taylor]: Taking taylor expansion of x in y
3.587 * [taylor]: Taking taylor expansion of (/ 1 (* x (+ (/ 1 y) (/ 1 x)))) in x
3.587 * [taylor]: Taking taylor expansion of (* x (+ (/ 1 y) (/ 1 x))) in x
3.587 * [taylor]: Taking taylor expansion of x in x
3.587 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
3.587 * [taylor]: Taking taylor expansion of (/ 1 y) in x
3.587 * [taylor]: Taking taylor expansion of y in x
3.587 * [taylor]: Taking taylor expansion of (/ 1 x) in x
3.587 * [taylor]: Taking taylor expansion of x in x
3.589 * [taylor]: Taking taylor expansion of (/ 1 (* x (+ (/ 1 y) (/ 1 x)))) in x
3.590 * [taylor]: Taking taylor expansion of (* x (+ (/ 1 y) (/ 1 x))) in x
3.590 * [taylor]: Taking taylor expansion of x in x
3.590 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
3.590 * [taylor]: Taking taylor expansion of (/ 1 y) in x
3.590 * [taylor]: Taking taylor expansion of y in x
3.590 * [taylor]: Taking taylor expansion of (/ 1 x) in x
3.590 * [taylor]: Taking taylor expansion of x in x
3.592 * [taylor]: Taking taylor expansion of 1 in y
3.594 * [taylor]: Taking taylor expansion of (- (/ 1 y)) in y
3.594 * [taylor]: Taking taylor expansion of (/ 1 y) in y
3.594 * [taylor]: Taking taylor expansion of y in y
3.598 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
3.598 * [taylor]: Taking taylor expansion of (pow y 2) in y
3.598 * [taylor]: Taking taylor expansion of y in y
3.602 * * * * [progress]: [ 2 / 2 ] generating series at (2 2)
3.603 * [approximate]: Taking taylor expansion of (/ 1 (+ x y)) in (y x) around 0
3.603 * [taylor]: Taking taylor expansion of (/ 1 (+ x y)) in x
3.603 * [taylor]: Taking taylor expansion of (+ x y) in x
3.603 * [taylor]: Taking taylor expansion of x in x
3.603 * [taylor]: Taking taylor expansion of y in x
3.603 * [taylor]: Taking taylor expansion of (/ 1 (+ x y)) in y
3.603 * [taylor]: Taking taylor expansion of (+ x y) in y
3.603 * [taylor]: Taking taylor expansion of x in y
3.603 * [taylor]: Taking taylor expansion of y in y
3.603 * [taylor]: Taking taylor expansion of (/ 1 (+ x y)) in y
3.603 * [taylor]: Taking taylor expansion of (+ x y) in y
3.603 * [taylor]: Taking taylor expansion of x in y
3.603 * [taylor]: Taking taylor expansion of y in y
3.603 * [taylor]: Taking taylor expansion of (/ 1 x) in x
3.603 * [taylor]: Taking taylor expansion of x in x
3.605 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2))) in x
3.605 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
3.605 * [taylor]: Taking taylor expansion of (pow x 2) in x
3.605 * [taylor]: Taking taylor expansion of x in x
3.609 * [taylor]: Taking taylor expansion of (/ 1 (pow x 3)) in x
3.609 * [taylor]: Taking taylor expansion of (pow x 3) in x
3.609 * [taylor]: Taking taylor expansion of x in x
3.621 * [approximate]: Taking taylor expansion of (/ 1 (+ (/ 1 y) (/ 1 x))) in (y x) around 0
3.621 * [taylor]: Taking taylor expansion of (/ 1 (+ (/ 1 y) (/ 1 x))) in x
3.621 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
3.621 * [taylor]: Taking taylor expansion of (/ 1 y) in x
3.621 * [taylor]: Taking taylor expansion of y in x
3.621 * [taylor]: Taking taylor expansion of (/ 1 x) in x
3.621 * [taylor]: Taking taylor expansion of x in x
3.622 * [taylor]: Taking taylor expansion of (/ 1 (+ (/ 1 y) (/ 1 x))) in y
3.622 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in y
3.622 * [taylor]: Taking taylor expansion of (/ 1 y) in y
3.622 * [taylor]: Taking taylor expansion of y in y
3.623 * [taylor]: Taking taylor expansion of (/ 1 x) in y
3.623 * [taylor]: Taking taylor expansion of x in y
3.623 * [taylor]: Taking taylor expansion of (/ 1 (+ (/ 1 y) (/ 1 x))) in y
3.623 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in y
3.623 * [taylor]: Taking taylor expansion of (/ 1 y) in y
3.623 * [taylor]: Taking taylor expansion of y in y
3.624 * [taylor]: Taking taylor expansion of (/ 1 x) in y
3.624 * [taylor]: Taking taylor expansion of x in y
3.624 * [taylor]: Taking taylor expansion of 1 in x
3.625 * [taylor]: Taking taylor expansion of (- (/ 1 x)) in x
3.625 * [taylor]: Taking taylor expansion of (/ 1 x) in x
3.625 * [taylor]: Taking taylor expansion of x in x
3.629 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
3.629 * [taylor]: Taking taylor expansion of (pow x 2) in x
3.629 * [taylor]: Taking taylor expansion of x in x
3.633 * [approximate]: Taking taylor expansion of (/ -1 (+ (/ 1 y) (/ 1 x))) in (y x) around 0
3.634 * [taylor]: Taking taylor expansion of (/ -1 (+ (/ 1 y) (/ 1 x))) in x
3.634 * [taylor]: Taking taylor expansion of -1 in x
3.634 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
3.634 * [taylor]: Taking taylor expansion of (/ 1 y) in x
3.634 * [taylor]: Taking taylor expansion of y in x
3.634 * [taylor]: Taking taylor expansion of (/ 1 x) in x
3.634 * [taylor]: Taking taylor expansion of x in x
3.635 * [taylor]: Taking taylor expansion of (/ -1 (+ (/ 1 y) (/ 1 x))) in y
3.635 * [taylor]: Taking taylor expansion of -1 in y
3.635 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in y
3.635 * [taylor]: Taking taylor expansion of (/ 1 y) in y
3.635 * [taylor]: Taking taylor expansion of y in y
3.635 * [taylor]: Taking taylor expansion of (/ 1 x) in y
3.635 * [taylor]: Taking taylor expansion of x in y
3.636 * [taylor]: Taking taylor expansion of (/ -1 (+ (/ 1 y) (/ 1 x))) in y
3.636 * [taylor]: Taking taylor expansion of -1 in y
3.636 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in y
3.636 * [taylor]: Taking taylor expansion of (/ 1 y) in y
3.636 * [taylor]: Taking taylor expansion of y in y
3.636 * [taylor]: Taking taylor expansion of (/ 1 x) in y
3.636 * [taylor]: Taking taylor expansion of x in y
3.637 * [taylor]: Taking taylor expansion of -1 in x
3.638 * [taylor]: Taking taylor expansion of (/ 1 x) in x
3.638 * [taylor]: Taking taylor expansion of x in x
3.642 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2))) in x
3.642 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
3.642 * [taylor]: Taking taylor expansion of (pow x 2) in x
3.642 * [taylor]: Taking taylor expansion of x in x
3.647 * * * [progress]: simplifying candidates
3.648 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (expm1 (* x (/ 1 (+ y x))))
  (log1p (* x (/ 1 (+ y x))))
  (* 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)
  (expm1 (/ 1 (+ y x)))
  (log1p (/ 1 (+ y x)))
  (- 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
3.651 * * [simplify]: iteration  0 :  99  enodes  (cost  783 )
3.690 * * [simplify]: iteration  1 :  232  enodes  (cost  639 )
3.764 * * [simplify]: iteration  2 :  479  enodes  (cost  541 )
3.964 * * [simplify]: iteration  3 :  890  enodes  (cost  541 )
4.465 * * [simplify]: iteration  4 :  1965  enodes  (cost  541 )
6.269 * * [simplify]: iteration  done :  5000  enodes  (cost  541 )
6.270 * [simplify]: Simplified to:
   (expm1 (/ x (+ y x)))
  (log1p (/ x (+ y x)))
  (/ 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
  (expm1 (/ 1 (+ y x)))
  (log1p (/ 1 (+ y x)))
  -1
  (- (log (+ y x)))
  (- (log (+ y x)))
  (- (log (+ y x)))
  (- (log (+ y x)))
  (exp (/ 1 (+ y x)))
  (pow (/ 1 (+ y x)) 3)
  (* (cbrt (/ 1 (+ y x))) (cbrt (/ 1 (+ y x))))
  (cbrt (/ 1 (+ y x)))
  (pow (/ 1 (+ 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
6.270 * * * [progress]: adding candidates to table
6.398 * * [progress]: iteration 3 / 4
6.398 * * * [progress]: picking best candidate
6.399 * * * * [pick]: Picked  #<alt (λ (x y) (/ 1 (/ (+ y x) x)))>
6.399 * * * [progress]: localizing error
6.405 * * * [progress]: generating rewritten candidates
6.405 * * * * [progress]: [ 1 / 2 ] rewriting at (2)
6.414 * * * * [progress]: [ 2 / 2 ] rewriting at (2 2)
6.431 * * * [progress]: generating series expansions
6.431 * * * * [progress]: [ 1 / 2 ] generating series at (2)
6.431 * [approximate]: Taking taylor expansion of (/ x (+ x y)) in (y x) around 0
6.431 * [taylor]: Taking taylor expansion of (/ x (+ x y)) in x
6.431 * [taylor]: Taking taylor expansion of x in x
6.431 * [taylor]: Taking taylor expansion of (+ x y) in x
6.431 * [taylor]: Taking taylor expansion of x in x
6.431 * [taylor]: Taking taylor expansion of y in x
6.431 * [taylor]: Taking taylor expansion of (/ x (+ x y)) in y
6.431 * [taylor]: Taking taylor expansion of x in y
6.431 * [taylor]: Taking taylor expansion of (+ x y) in y
6.431 * [taylor]: Taking taylor expansion of x in y
6.431 * [taylor]: Taking taylor expansion of y in y
6.431 * [taylor]: Taking taylor expansion of (/ x (+ x y)) in y
6.431 * [taylor]: Taking taylor expansion of x in y
6.431 * [taylor]: Taking taylor expansion of (+ x y) in y
6.431 * [taylor]: Taking taylor expansion of x in y
6.431 * [taylor]: Taking taylor expansion of y in y
6.431 * [taylor]: Taking taylor expansion of 1 in x
6.432 * [taylor]: Taking taylor expansion of (- (/ 1 x)) in x
6.432 * [taylor]: Taking taylor expansion of (/ 1 x) in x
6.432 * [taylor]: Taking taylor expansion of x in x
6.435 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
6.435 * [taylor]: Taking taylor expansion of (pow x 2) in x
6.435 * [taylor]: Taking taylor expansion of x in x
6.440 * [approximate]: Taking taylor expansion of (/ 1 (* (+ (/ 1 y) (/ 1 x)) x)) in (y x) around 0
6.440 * [taylor]: Taking taylor expansion of (/ 1 (* (+ (/ 1 y) (/ 1 x)) x)) in x
6.440 * [taylor]: Taking taylor expansion of (* (+ (/ 1 y) (/ 1 x)) x) in x
6.440 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
6.440 * [taylor]: Taking taylor expansion of (/ 1 y) in x
6.440 * [taylor]: Taking taylor expansion of y in x
6.440 * [taylor]: Taking taylor expansion of (/ 1 x) in x
6.440 * [taylor]: Taking taylor expansion of x in x
6.440 * [taylor]: Taking taylor expansion of x in x
6.442 * [taylor]: Taking taylor expansion of (/ 1 (* (+ (/ 1 y) (/ 1 x)) x)) in y
6.442 * [taylor]: Taking taylor expansion of (* (+ (/ 1 y) (/ 1 x)) x) in y
6.442 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in y
6.442 * [taylor]: Taking taylor expansion of (/ 1 y) in y
6.442 * [taylor]: Taking taylor expansion of y in y
6.443 * [taylor]: Taking taylor expansion of (/ 1 x) in y
6.443 * [taylor]: Taking taylor expansion of x in y
6.443 * [taylor]: Taking taylor expansion of x in y
6.443 * [taylor]: Taking taylor expansion of (/ 1 (* (+ (/ 1 y) (/ 1 x)) x)) in y
6.443 * [taylor]: Taking taylor expansion of (* (+ (/ 1 y) (/ 1 x)) x) in y
6.443 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in y
6.443 * [taylor]: Taking taylor expansion of (/ 1 y) in y
6.443 * [taylor]: Taking taylor expansion of y in y
6.443 * [taylor]: Taking taylor expansion of (/ 1 x) in y
6.443 * [taylor]: Taking taylor expansion of x in y
6.444 * [taylor]: Taking taylor expansion of x in y
6.444 * [taylor]: Taking taylor expansion of (/ 1 x) in x
6.444 * [taylor]: Taking taylor expansion of x in x
6.446 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2))) in x
6.446 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
6.446 * [taylor]: Taking taylor expansion of (pow x 2) in x
6.446 * [taylor]: Taking taylor expansion of x in x
6.451 * [taylor]: Taking taylor expansion of (/ 1 (pow x 3)) in x
6.451 * [taylor]: Taking taylor expansion of (pow x 3) in x
6.451 * [taylor]: Taking taylor expansion of x in x
6.461 * [approximate]: Taking taylor expansion of (/ 1 (* (+ (/ 1 y) (/ 1 x)) x)) in (y x) around 0
6.461 * [taylor]: Taking taylor expansion of (/ 1 (* (+ (/ 1 y) (/ 1 x)) x)) in x
6.461 * [taylor]: Taking taylor expansion of (* (+ (/ 1 y) (/ 1 x)) x) in x
6.461 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
6.461 * [taylor]: Taking taylor expansion of (/ 1 y) in x
6.461 * [taylor]: Taking taylor expansion of y in x
6.461 * [taylor]: Taking taylor expansion of (/ 1 x) in x
6.461 * [taylor]: Taking taylor expansion of x in x
6.461 * [taylor]: Taking taylor expansion of x in x
6.463 * [taylor]: Taking taylor expansion of (/ 1 (* (+ (/ 1 y) (/ 1 x)) x)) in y
6.463 * [taylor]: Taking taylor expansion of (* (+ (/ 1 y) (/ 1 x)) x) in y
6.463 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in y
6.463 * [taylor]: Taking taylor expansion of (/ 1 y) in y
6.463 * [taylor]: Taking taylor expansion of y in y
6.464 * [taylor]: Taking taylor expansion of (/ 1 x) in y
6.464 * [taylor]: Taking taylor expansion of x in y
6.464 * [taylor]: Taking taylor expansion of x in y
6.464 * [taylor]: Taking taylor expansion of (/ 1 (* (+ (/ 1 y) (/ 1 x)) x)) in y
6.464 * [taylor]: Taking taylor expansion of (* (+ (/ 1 y) (/ 1 x)) x) in y
6.464 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in y
6.464 * [taylor]: Taking taylor expansion of (/ 1 y) in y
6.464 * [taylor]: Taking taylor expansion of y in y
6.465 * [taylor]: Taking taylor expansion of (/ 1 x) in y
6.465 * [taylor]: Taking taylor expansion of x in y
6.465 * [taylor]: Taking taylor expansion of x in y
6.465 * [taylor]: Taking taylor expansion of (/ 1 x) in x
6.465 * [taylor]: Taking taylor expansion of x in x
6.467 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2))) in x
6.467 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
6.467 * [taylor]: Taking taylor expansion of (pow x 2) in x
6.467 * [taylor]: Taking taylor expansion of x in x
6.472 * [taylor]: Taking taylor expansion of (/ 1 (pow x 3)) in x
6.472 * [taylor]: Taking taylor expansion of (pow x 3) in x
6.472 * [taylor]: Taking taylor expansion of x in x
6.480 * * * * [progress]: [ 2 / 2 ] generating series at (2 2)
6.480 * [approximate]: Taking taylor expansion of (/ (+ x y) x) in (y x) around 0
6.480 * [taylor]: Taking taylor expansion of (/ (+ x y) x) in x
6.481 * [taylor]: Taking taylor expansion of (+ x y) in x
6.481 * [taylor]: Taking taylor expansion of x in x
6.481 * [taylor]: Taking taylor expansion of y in x
6.481 * [taylor]: Taking taylor expansion of x in x
6.481 * [taylor]: Taking taylor expansion of (/ (+ x y) x) in y
6.481 * [taylor]: Taking taylor expansion of (+ x y) in y
6.481 * [taylor]: Taking taylor expansion of x in y
6.481 * [taylor]: Taking taylor expansion of y in y
6.481 * [taylor]: Taking taylor expansion of x in y
6.481 * [taylor]: Taking taylor expansion of (/ (+ x y) x) in y
6.481 * [taylor]: Taking taylor expansion of (+ x y) in y
6.481 * [taylor]: Taking taylor expansion of x in y
6.481 * [taylor]: Taking taylor expansion of y in y
6.481 * [taylor]: Taking taylor expansion of x in y
6.481 * [taylor]: Taking taylor expansion of 1 in x
6.482 * [taylor]: Taking taylor expansion of (/ 1 x) in x
6.482 * [taylor]: Taking taylor expansion of x in x
6.482 * [taylor]: Taking taylor expansion of 0 in x
6.484 * [taylor]: Taking taylor expansion of 0 in x
6.485 * [taylor]: Taking taylor expansion of 0 in x
6.485 * [approximate]: Taking taylor expansion of (* (+ (/ 1 y) (/ 1 x)) x) in (y x) around 0
6.485 * [taylor]: Taking taylor expansion of (* (+ (/ 1 y) (/ 1 x)) x) in x
6.485 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
6.485 * [taylor]: Taking taylor expansion of (/ 1 y) in x
6.485 * [taylor]: Taking taylor expansion of y in x
6.485 * [taylor]: Taking taylor expansion of (/ 1 x) in x
6.485 * [taylor]: Taking taylor expansion of x in x
6.486 * [taylor]: Taking taylor expansion of x in x
6.486 * [taylor]: Taking taylor expansion of (* (+ (/ 1 y) (/ 1 x)) x) in y
6.486 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in y
6.486 * [taylor]: Taking taylor expansion of (/ 1 y) in y
6.486 * [taylor]: Taking taylor expansion of y in y
6.486 * [taylor]: Taking taylor expansion of (/ 1 x) in y
6.486 * [taylor]: Taking taylor expansion of x in y
6.486 * [taylor]: Taking taylor expansion of x in y
6.486 * [taylor]: Taking taylor expansion of (* (+ (/ 1 y) (/ 1 x)) x) in y
6.486 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in y
6.486 * [taylor]: Taking taylor expansion of (/ 1 y) in y
6.486 * [taylor]: Taking taylor expansion of y in y
6.487 * [taylor]: Taking taylor expansion of (/ 1 x) in y
6.487 * [taylor]: Taking taylor expansion of x in y
6.487 * [taylor]: Taking taylor expansion of x in y
6.487 * [taylor]: Taking taylor expansion of x in x
6.488 * [taylor]: Taking taylor expansion of 1 in x
6.489 * [taylor]: Taking taylor expansion of 0 in x
6.491 * [taylor]: Taking taylor expansion of 0 in x
6.493 * [taylor]: Taking taylor expansion of 0 in x
6.494 * [approximate]: Taking taylor expansion of (* (+ (/ 1 y) (/ 1 x)) x) in (y x) around 0
6.494 * [taylor]: Taking taylor expansion of (* (+ (/ 1 y) (/ 1 x)) x) in x
6.494 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
6.494 * [taylor]: Taking taylor expansion of (/ 1 y) in x
6.494 * [taylor]: Taking taylor expansion of y in x
6.494 * [taylor]: Taking taylor expansion of (/ 1 x) in x
6.494 * [taylor]: Taking taylor expansion of x in x
6.494 * [taylor]: Taking taylor expansion of x in x
6.494 * [taylor]: Taking taylor expansion of (* (+ (/ 1 y) (/ 1 x)) x) in y
6.494 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in y
6.494 * [taylor]: Taking taylor expansion of (/ 1 y) in y
6.494 * [taylor]: Taking taylor expansion of y in y
6.495 * [taylor]: Taking taylor expansion of (/ 1 x) in y
6.495 * [taylor]: Taking taylor expansion of x in y
6.495 * [taylor]: Taking taylor expansion of x in y
6.495 * [taylor]: Taking taylor expansion of (* (+ (/ 1 y) (/ 1 x)) x) in y
6.495 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in y
6.495 * [taylor]: Taking taylor expansion of (/ 1 y) in y
6.495 * [taylor]: Taking taylor expansion of y in y
6.495 * [taylor]: Taking taylor expansion of (/ 1 x) in y
6.495 * [taylor]: Taking taylor expansion of x in y
6.495 * [taylor]: Taking taylor expansion of x in y
6.496 * [taylor]: Taking taylor expansion of x in x
6.497 * [taylor]: Taking taylor expansion of 1 in x
6.498 * [taylor]: Taking taylor expansion of 0 in x
6.500 * [taylor]: Taking taylor expansion of 0 in x
6.502 * [taylor]: Taking taylor expansion of 0 in x
6.502 * * * [progress]: simplifying candidates
6.504 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (expm1 (/ 1 (/ (+ y x) x)))
  (log1p (/ 1 (/ (+ y x) x)))
  (- 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))
  (expm1 (/ (+ y x) x))
  (log1p (/ (+ y x) 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)
6.510 * * [simplify]: iteration  0 :  160  enodes  (cost  1662 )
6.585 * * [simplify]: iteration  1 :  356  enodes  (cost  1432 )
6.724 * * [simplify]: iteration  2 :  777  enodes  (cost  1203 )
7.144 * * [simplify]: iteration  3 :  1677  enodes  (cost  1179 )
8.809 * * [simplify]: iteration  4 :  3417  enodes  (cost  1179 )
10.411 * * [simplify]: iteration  done :  5000  enodes  (cost  1179 )
10.411 * [simplify]: Simplified to:
   (expm1 (/ x (+ x y)))
  (log1p (/ x (+ x y)))
  -1
  (log (/ x (+ x y)))
  (log (/ x (+ x y)))
  (log (/ x (+ x y)))
  (log (/ x (+ x y)))
  (log (/ x (+ x y)))
  (log (/ x (+ x y)))
  (log (/ x (+ x y)))
  (exp (/ x (+ x y)))
  (pow (/ x (+ x y)) 3)
  (pow (/ x (+ x y)) 3)
  (* (cbrt (/ x (+ x y))) (cbrt (/ x (+ x y))))
  (cbrt (/ x (+ x y)))
  (pow (/ x (+ x y)) 3)
  (sqrt (/ x (+ x y)))
  (sqrt (/ x (+ x y)))
  -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 (+ x y)))
  (/ (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 (+ x y)))
  (/ (cbrt x) (sqrt (+ x y)))
  (/ (sqrt x) (sqrt (+ y x)))
  (/ (sqrt x) (sqrt (+ y x)))
  (/ 1 (sqrt (+ y x)))
  (/ x (sqrt (+ y x)))
  (* (cbrt x) (cbrt x))
  (/ (cbrt x) (+ x y))
  (sqrt x)
  (/ (sqrt x) (+ x y))
  1
  (/ x (+ x y))
  (* (cbrt x) (cbrt x))
  (/ (cbrt x) (+ x y))
  (sqrt x)
  (/ (sqrt x) (+ x y))
  1
  (/ x (+ x y))
  1
  (/ x (+ x y))
  (/ 1 (+ x y))
  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 (+ x y)))
  (/ (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 (+ x y)))
  (/ (cbrt x) (sqrt (+ x y)))
  (/ (sqrt x) (sqrt (+ y x)))
  (/ (sqrt x) (sqrt (+ y x)))
  (/ 1 (sqrt (+ y x)))
  (/ x (sqrt (+ y x)))
  (* (cbrt x) (cbrt x))
  (/ (cbrt x) (+ x y))
  (sqrt x)
  (/ (sqrt x) (+ x y))
  1
  (/ x (+ x y))
  (* (cbrt x) (cbrt x))
  (/ (cbrt x) (+ x y))
  (sqrt x)
  (/ (sqrt x) (+ x y))
  1
  (/ x (+ x y))
  1
  (/ x (+ x y))
  (/ 1 (+ x y))
  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 (+ x y)))
  (/ (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 (+ x y)))
  (/ (cbrt x) (sqrt (+ x y)))
  (/ (sqrt x) (sqrt (+ y x)))
  (/ (sqrt x) (sqrt (+ y x)))
  (/ 1 (sqrt (+ y x)))
  (/ x (sqrt (+ y x)))
  (* (cbrt x) (cbrt x))
  (/ (cbrt x) (+ x y))
  (sqrt x)
  (/ (sqrt x) (+ x y))
  1
  (/ x (+ x y))
  (* (cbrt x) (cbrt x))
  (/ (cbrt x) (+ x y))
  (sqrt x)
  (/ (sqrt x) (+ x y))
  1
  (/ x (+ x y))
  1
  (/ x (+ x y))
  (/ 1 (+ x y))
  x
  (/ x (+ x y))
  (/ (+ x y) 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 (+ x y)))
  (/ (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 (+ x y))
  (/ (+ x y) x)
  (/ (+ x y) x)
  (/ (+ x y) x)
  (/ 1 (+ x y))
  (expm1 (/ (+ y x) x))
  (log1p (/ (+ y x) x))
  (log (/ (+ y x) x))
  (log (/ (+ y x) x))
  (exp (/ (+ y x) x))
  (pow (/ (+ x y) x) 3)
  (* (cbrt (/ (+ y x) x)) (cbrt (/ (+ y x) x)))
  (cbrt (/ (+ x y) x))
  (pow (/ (+ x y) x) 3)
  (sqrt (/ (+ x y) x))
  (sqrt (/ (+ x y) x))
  (- (+ y x))
  (- x)
  (/ (* (cbrt (+ y x)) (cbrt (+ y x))) (* (cbrt x) (cbrt x)))
  (/ (cbrt (+ x y)) (cbrt x))
  (/ (* (cbrt (+ y x)) (cbrt (+ y x))) (sqrt x))
  (/ (cbrt (+ y x)) (sqrt x))
  (* (cbrt (+ y x)) (cbrt (+ y x)))
  (/ (cbrt (+ y x)) x)
  (/ (sqrt (+ x y)) (* (cbrt x) (cbrt x)))
  (/ (sqrt (+ x y)) (cbrt x))
  (/ (sqrt (+ x y)) (sqrt x))
  (/ (sqrt (+ x y)) (sqrt x))
  (sqrt (+ x y))
  (/ (sqrt (+ y x)) x)
  (/ 1 (* (cbrt x) (cbrt x)))
  (/ (+ x y) (cbrt x))
  (/ 1 (sqrt x))
  (/ (+ y x) (sqrt x))
  1
  (/ (+ x y) x)
  (/ 1 (* (cbrt x) (cbrt x)))
  (/ (+ x y) (cbrt x))
  (/ 1 (sqrt x))
  (/ (+ y x) (sqrt x))
  1
  (/ (+ x y) x)
  (/ 1 x)
  (/ x (+ x y))
  (/ (+ y x) (* (cbrt x) (cbrt x)))
  (/ (+ y x) (sqrt x))
  (+ x y)
  (/ x (cbrt (+ y x)))
  (/ x (sqrt (+ y x)))
  (/ x (+ x y))
  (/ x (+ x y))
  (* (fma y y (* x (- x y))) x)
  (* x (- y x))
  0
  0
  0
  (+ (/ y x) 1)
  (+ (/ y x) 1)
  (+ (/ y x) 1)
10.412 * * * [progress]: adding candidates to table
10.599 * [progress]: [Phase 3 of 3] Extracting.
10.599 * * [regime]: Finding splitpoints for: (#<alt (λ (x y) (/ x (+ y x)))> #<alt (λ (x y) (/ 1 (/ (+ y x) x)))> #<alt (λ (x y) (* x (/ 1 (+ y x))))>)
10.599 * * * [regime-changes]: Trying 3 branch expressions: ((/ x (+ y x)) y x)
10.599 * * * * [regimes]: Trying to branch on (/ x (+ y x)) from (#<alt (λ (x y) (/ x (+ y x)))> #<alt (λ (x y) (/ 1 (/ (+ y x) x)))> #<alt (λ (x y) (* x (/ 1 (+ y x))))>)
10.613 * * * * [regimes]: Trying to branch on y from (#<alt (λ (x y) (/ x (+ y x)))> #<alt (λ (x y) (/ 1 (/ (+ y x) x)))> #<alt (λ (x y) (* x (/ 1 (+ y x))))>)
10.631 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x y) (/ x (+ y x)))> #<alt (λ (x y) (/ 1 (/ (+ y x) x)))> #<alt (λ (x y) (* x (/ 1 (+ y x))))>)
10.646 * * * [regime]: Found split indices: #<option (#s(si 0 255))>
10.646 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (/ x (+ y x))
10.646 * * [simplify]: iteration  0 :  4  enodes  (cost  5 )
10.647 * * [simplify]: iteration  1 :  5  enodes  (cost  5 )
10.647 * * [simplify]: iteration  done :  5  enodes  (cost  5 )
10.647 * [simplify]: Simplified to:
   (/ x (+ y x))
10.982 * [regime-testing]: Baseline error score: 0.013751718964870608
10.983 * [regime-testing]: Oracle error score: 0.006375796974621828
10.984 * [regime-testing]: End program error score: 0.013751718964870608