32.046 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.016 * * * [progress]: [2/2] Setting up program.
0.017 * [progress]: [Phase 2 of 3] Improving.
0.018 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (+ x (* (- 1.0 x) (- 1.0 y)))
0.018 * * [simplify]: iteration  0 :  7  enodes  (cost  9 )
0.019 * * [simplify]: iteration  1 :  13  enodes  (cost  9 )
0.021 * * [simplify]: iteration  2 :  29  enodes  (cost  8 )
0.025 * * [simplify]: iteration  3 :  75  enodes  (cost  8 )
0.037 * * [simplify]: iteration  4 :  205  enodes  (cost  8 )
0.076 * * [simplify]: iteration  5 :  514  enodes  (cost  8 )
0.188 * * [simplify]: iteration  6 :  1110  enodes  (cost  8 )
0.470 * * [simplify]: iteration  7 :  2183  enodes  (cost  8 )
1.182 * * [simplify]: iteration  8 :  3789  enodes  (cost  8 )
3.081 * * [simplify]: iteration  done :  5000  enodes  (cost  8 )
3.081 * [simplify]: Simplified to:
   (fma (- 1.0 y) (- 1.0 x) x)
3.084 * * [progress]: iteration 1 / 4
3.084 * * * [progress]: picking best candidate
3.085 * * * * [pick]: Picked  #<alt (λ (x y) (fma (- 1.0 y) (- 1.0 x) x))>
3.085 * * * [progress]: localizing error
3.090 * * * [progress]: generating rewritten candidates
3.090 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
3.091 * * * [progress]: generating series expansions
3.091 * * * * [progress]: [ 1 / 1 ] generating series at (2)
3.091 * [approximate]: Taking taylor expansion of (fma (- 1.0 y) (- 1.0 x) x) in (y x) around 0
3.091 * [taylor]: Taking taylor expansion of (fma (- 1.0 y) (- 1.0 x) x) in x
3.091 * [taylor]: Rewrote expression to (+ (* (- 1.0 y) (- 1.0 x)) x)
3.091 * [taylor]: Taking taylor expansion of (* (- 1.0 y) (- 1.0 x)) in x
3.091 * [taylor]: Taking taylor expansion of (- 1.0 y) in x
3.091 * [taylor]: Taking taylor expansion of 1.0 in x
3.091 * [taylor]: Taking taylor expansion of y in x
3.091 * [taylor]: Taking taylor expansion of (- 1.0 x) in x
3.091 * [taylor]: Taking taylor expansion of 1.0 in x
3.091 * [taylor]: Taking taylor expansion of x in x
3.091 * [taylor]: Taking taylor expansion of x in x
3.091 * [taylor]: Taking taylor expansion of (fma (- 1.0 y) (- 1.0 x) x) in y
3.092 * [taylor]: Rewrote expression to (+ (* (- 1.0 y) (- 1.0 x)) x)
3.092 * [taylor]: Taking taylor expansion of (* (- 1.0 y) (- 1.0 x)) in y
3.092 * [taylor]: Taking taylor expansion of (- 1.0 y) in y
3.092 * [taylor]: Taking taylor expansion of 1.0 in y
3.092 * [taylor]: Taking taylor expansion of y in y
3.092 * [taylor]: Taking taylor expansion of (- 1.0 x) in y
3.092 * [taylor]: Taking taylor expansion of 1.0 in y
3.092 * [taylor]: Taking taylor expansion of x in y
3.092 * [taylor]: Taking taylor expansion of x in y
3.092 * [taylor]: Taking taylor expansion of (fma (- 1.0 y) (- 1.0 x) x) in y
3.092 * [taylor]: Rewrote expression to (+ (* (- 1.0 y) (- 1.0 x)) x)
3.092 * [taylor]: Taking taylor expansion of (* (- 1.0 y) (- 1.0 x)) in y
3.092 * [taylor]: Taking taylor expansion of (- 1.0 y) in y
3.092 * [taylor]: Taking taylor expansion of 1.0 in y
3.092 * [taylor]: Taking taylor expansion of y in y
3.092 * [taylor]: Taking taylor expansion of (- 1.0 x) in y
3.092 * [taylor]: Taking taylor expansion of 1.0 in y
3.092 * [taylor]: Taking taylor expansion of x in y
3.092 * [taylor]: Taking taylor expansion of x in y
3.093 * [taylor]: Taking taylor expansion of 1.0 in x
3.094 * [taylor]: Taking taylor expansion of (- x 1.0) in x
3.094 * [taylor]: Taking taylor expansion of x in x
3.094 * [taylor]: Taking taylor expansion of 1.0 in x
3.097 * [taylor]: Taking taylor expansion of 0 in x
3.098 * [approximate]: Taking taylor expansion of (fma (- 1.0 (/ 1 y)) (- 1.0 (/ 1 x)) (/ 1 x)) in (y x) around 0
3.098 * [taylor]: Taking taylor expansion of (fma (- 1.0 (/ 1 y)) (- 1.0 (/ 1 x)) (/ 1 x)) in x
3.098 * [taylor]: Rewrote expression to (+ (* (- 1.0 (/ 1 y)) (- 1.0 (/ 1 x))) (/ 1 x))
3.098 * [taylor]: Taking taylor expansion of (* (- 1.0 (/ 1 y)) (- 1.0 (/ 1 x))) in x
3.098 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 y)) in x
3.098 * [taylor]: Taking taylor expansion of 1.0 in x
3.098 * [taylor]: Taking taylor expansion of (/ 1 y) in x
3.098 * [taylor]: Taking taylor expansion of y in x
3.098 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 x)) in x
3.098 * [taylor]: Taking taylor expansion of 1.0 in x
3.098 * [taylor]: Taking taylor expansion of (/ 1 x) in x
3.098 * [taylor]: Taking taylor expansion of x in x
3.098 * [taylor]: Taking taylor expansion of (/ 1 x) in x
3.098 * [taylor]: Taking taylor expansion of x in x
3.099 * [taylor]: Taking taylor expansion of (fma (- 1.0 (/ 1 y)) (- 1.0 (/ 1 x)) (/ 1 x)) in y
3.099 * [taylor]: Rewrote expression to (+ (* (- 1.0 (/ 1 y)) (- 1.0 (/ 1 x))) (/ 1 x))
3.099 * [taylor]: Taking taylor expansion of (* (- 1.0 (/ 1 y)) (- 1.0 (/ 1 x))) in y
3.099 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 y)) in y
3.099 * [taylor]: Taking taylor expansion of 1.0 in y
3.099 * [taylor]: Taking taylor expansion of (/ 1 y) in y
3.099 * [taylor]: Taking taylor expansion of y in y
3.099 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 x)) in y
3.099 * [taylor]: Taking taylor expansion of 1.0 in y
3.099 * [taylor]: Taking taylor expansion of (/ 1 x) in y
3.099 * [taylor]: Taking taylor expansion of x in y
3.099 * [taylor]: Taking taylor expansion of (/ 1 x) in y
3.099 * [taylor]: Taking taylor expansion of x in y
3.099 * [taylor]: Taking taylor expansion of (fma (- 1.0 (/ 1 y)) (- 1.0 (/ 1 x)) (/ 1 x)) in y
3.099 * [taylor]: Rewrote expression to (+ (* (- 1.0 (/ 1 y)) (- 1.0 (/ 1 x))) (/ 1 x))
3.099 * [taylor]: Taking taylor expansion of (* (- 1.0 (/ 1 y)) (- 1.0 (/ 1 x))) in y
3.099 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 y)) in y
3.099 * [taylor]: Taking taylor expansion of 1.0 in y
3.099 * [taylor]: Taking taylor expansion of (/ 1 y) in y
3.099 * [taylor]: Taking taylor expansion of y in y
3.100 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 x)) in y
3.100 * [taylor]: Taking taylor expansion of 1.0 in y
3.100 * [taylor]: Taking taylor expansion of (/ 1 x) in y
3.100 * [taylor]: Taking taylor expansion of x in y
3.100 * [taylor]: Taking taylor expansion of (/ 1 x) in y
3.100 * [taylor]: Taking taylor expansion of x in y
3.100 * [taylor]: Taking taylor expansion of (- (/ 1 x) 1.0) in x
3.100 * [taylor]: Taking taylor expansion of (/ 1 x) in x
3.100 * [taylor]: Taking taylor expansion of x in x
3.101 * [taylor]: Taking taylor expansion of 1.0 in x
3.103 * [taylor]: Taking taylor expansion of 1.0 in x
3.107 * [taylor]: Taking taylor expansion of 0 in x
3.107 * [approximate]: Taking taylor expansion of (fma (+ (/ 1 y) 1.0) (+ (/ 1 x) 1.0) (/ -1 x)) in (y x) around 0
3.107 * [taylor]: Taking taylor expansion of (fma (+ (/ 1 y) 1.0) (+ (/ 1 x) 1.0) (/ -1 x)) in x
3.107 * [taylor]: Rewrote expression to (+ (* (+ (/ 1 y) 1.0) (+ (/ 1 x) 1.0)) (/ -1 x))
3.107 * [taylor]: Taking taylor expansion of (* (+ (/ 1 y) 1.0) (+ (/ 1 x) 1.0)) in x
3.107 * [taylor]: Taking taylor expansion of (+ (/ 1 y) 1.0) 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 1.0 in x
3.108 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 1.0) in x
3.108 * [taylor]: Taking taylor expansion of (/ 1 x) in x
3.108 * [taylor]: Taking taylor expansion of x in x
3.108 * [taylor]: Taking taylor expansion of 1.0 in x
3.108 * [taylor]: Taking taylor expansion of (/ -1 x) in x
3.108 * [taylor]: Taking taylor expansion of -1 in x
3.108 * [taylor]: Taking taylor expansion of x in x
3.108 * [taylor]: Taking taylor expansion of (fma (+ (/ 1 y) 1.0) (+ (/ 1 x) 1.0) (/ -1 x)) in y
3.108 * [taylor]: Rewrote expression to (+ (* (+ (/ 1 y) 1.0) (+ (/ 1 x) 1.0)) (/ -1 x))
3.108 * [taylor]: Taking taylor expansion of (* (+ (/ 1 y) 1.0) (+ (/ 1 x) 1.0)) in y
3.108 * [taylor]: Taking taylor expansion of (+ (/ 1 y) 1.0) in y
3.108 * [taylor]: Taking taylor expansion of (/ 1 y) in y
3.108 * [taylor]: Taking taylor expansion of y in y
3.109 * [taylor]: Taking taylor expansion of 1.0 in y
3.109 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 1.0) in y
3.109 * [taylor]: Taking taylor expansion of (/ 1 x) in y
3.109 * [taylor]: Taking taylor expansion of x in y
3.109 * [taylor]: Taking taylor expansion of 1.0 in y
3.109 * [taylor]: Taking taylor expansion of (/ -1 x) in y
3.109 * [taylor]: Taking taylor expansion of -1 in y
3.109 * [taylor]: Taking taylor expansion of x in y
3.109 * [taylor]: Taking taylor expansion of (fma (+ (/ 1 y) 1.0) (+ (/ 1 x) 1.0) (/ -1 x)) in y
3.109 * [taylor]: Rewrote expression to (+ (* (+ (/ 1 y) 1.0) (+ (/ 1 x) 1.0)) (/ -1 x))
3.109 * [taylor]: Taking taylor expansion of (* (+ (/ 1 y) 1.0) (+ (/ 1 x) 1.0)) in y
3.109 * [taylor]: Taking taylor expansion of (+ (/ 1 y) 1.0) in y
3.109 * [taylor]: Taking taylor expansion of (/ 1 y) in y
3.109 * [taylor]: Taking taylor expansion of y in y
3.109 * [taylor]: Taking taylor expansion of 1.0 in y
3.109 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 1.0) in y
3.109 * [taylor]: Taking taylor expansion of (/ 1 x) in y
3.109 * [taylor]: Taking taylor expansion of x in y
3.109 * [taylor]: Taking taylor expansion of 1.0 in y
3.109 * [taylor]: Taking taylor expansion of (/ -1 x) in y
3.109 * [taylor]: Taking taylor expansion of -1 in y
3.109 * [taylor]: Taking taylor expansion of x in y
3.110 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 1.0) in x
3.110 * [taylor]: Taking taylor expansion of (/ 1 x) in x
3.110 * [taylor]: Taking taylor expansion of x in x
3.110 * [taylor]: Taking taylor expansion of 1.0 in x
3.112 * [taylor]: Taking taylor expansion of 1.0 in x
3.115 * [taylor]: Taking taylor expansion of 0 in x
3.115 * * * [progress]: simplifying candidates
3.115 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (expm1 (fma (- 1.0 y) (- 1.0 x) x))
  (log1p (fma (- 1.0 y) (- 1.0 x) x))
  (* (- 1.0 y) (- 1.0 x))
  (log (fma (- 1.0 y) (- 1.0 x) x))
  (exp (fma (- 1.0 y) (- 1.0 x) x))
  (* (cbrt (fma (- 1.0 y) (- 1.0 x) x)) (cbrt (fma (- 1.0 y) (- 1.0 x) x)))
  (cbrt (fma (- 1.0 y) (- 1.0 x) x))
  (* (* (fma (- 1.0 y) (- 1.0 x) x) (fma (- 1.0 y) (- 1.0 x) x)) (fma (- 1.0 y) (- 1.0 x) x))
  (sqrt (fma (- 1.0 y) (- 1.0 x) x))
  (sqrt (fma (- 1.0 y) (- 1.0 x) x))
  (- (+ (* x y) 1.0) (* 1.0 y))
  (- (+ (* x y) 1.0) (* 1.0 y))
  (- (+ (* x y) 1.0) (* 1.0 y))
3.116 * * [simplify]: iteration  0 :  20  enodes  (cost  142 )
3.119 * * [simplify]: iteration  1 :  35  enodes  (cost  139 )
3.123 * * [simplify]: iteration  2 :  83  enodes  (cost  123 )
3.140 * * [simplify]: iteration  3 :  235  enodes  (cost  120 )
3.197 * * [simplify]: iteration  4 :  1141  enodes  (cost  117 )
3.552 * * [simplify]: iteration  done :  5000  enodes  (cost  117 )
3.552 * [simplify]: Simplified to:
   (expm1 (fma (- 1.0 y) (- 1.0 x) x))
  (log1p (fma (- 1.0 y) (- 1.0 x) x))
  (* (- 1.0 y) (- 1.0 x))
  (log (fma (- 1.0 y) (- 1.0 x) x))
  (exp (fma (- 1.0 y) (- 1.0 x) x))
  (* (cbrt (fma (- 1.0 y) (- 1.0 x) x)) (cbrt (fma (- 1.0 y) (- 1.0 x) x)))
  (cbrt (fma (- 1.0 y) (- 1.0 x) x))
  (pow (fma (- 1.0 y) (- 1.0 x) x) 3)
  (sqrt (fma (- 1.0 y) (- 1.0 x) x))
  (sqrt (fma (- 1.0 y) (- 1.0 x) x))
  (fma y (- x 1.0) 1.0)
  (fma y (- x 1.0) 1.0)
  (fma y (- x 1.0) 1.0)
3.552 * * * [progress]: adding candidates to table
3.583 * * [progress]: iteration 2 / 4
3.583 * * * [progress]: picking best candidate
3.585 * * * * [pick]: Picked  #<alt (λ (x y) (fma y (- x 1.0) 1.0))>
3.585 * * * [progress]: localizing error
3.589 * * * [progress]: generating rewritten candidates
3.589 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
3.590 * * * [progress]: generating series expansions
3.590 * * * * [progress]: [ 1 / 1 ] generating series at (2)
3.590 * [approximate]: Taking taylor expansion of (fma y (- x 1.0) 1.0) in (y x) around 0
3.590 * [taylor]: Taking taylor expansion of (fma y (- x 1.0) 1.0) in x
3.590 * [taylor]: Rewrote expression to (+ (* y (- x 1.0)) 1.0)
3.590 * [taylor]: Taking taylor expansion of (* y (- x 1.0)) in x
3.590 * [taylor]: Taking taylor expansion of y in x
3.590 * [taylor]: Taking taylor expansion of (- x 1.0) in x
3.590 * [taylor]: Taking taylor expansion of x in x
3.590 * [taylor]: Taking taylor expansion of 1.0 in x
3.590 * [taylor]: Taking taylor expansion of 1.0 in x
3.590 * [taylor]: Taking taylor expansion of (fma y (- x 1.0) 1.0) in y
3.590 * [taylor]: Rewrote expression to (+ (* y (- x 1.0)) 1.0)
3.590 * [taylor]: Taking taylor expansion of (* y (- x 1.0)) in y
3.590 * [taylor]: Taking taylor expansion of y in y
3.590 * [taylor]: Taking taylor expansion of (- x 1.0) in y
3.590 * [taylor]: Taking taylor expansion of x in y
3.590 * [taylor]: Taking taylor expansion of 1.0 in y
3.590 * [taylor]: Taking taylor expansion of 1.0 in y
3.591 * [taylor]: Taking taylor expansion of (fma y (- x 1.0) 1.0) in y
3.591 * [taylor]: Rewrote expression to (+ (* y (- x 1.0)) 1.0)
3.591 * [taylor]: Taking taylor expansion of (* y (- x 1.0)) in y
3.591 * [taylor]: Taking taylor expansion of y in y
3.591 * [taylor]: Taking taylor expansion of (- x 1.0) in y
3.591 * [taylor]: Taking taylor expansion of x in y
3.591 * [taylor]: Taking taylor expansion of 1.0 in y
3.591 * [taylor]: Taking taylor expansion of 1.0 in y
3.592 * [taylor]: Taking taylor expansion of 1.0 in x
3.592 * [taylor]: Taking taylor expansion of (- x 1.0) in x
3.592 * [taylor]: Taking taylor expansion of x in x
3.592 * [taylor]: Taking taylor expansion of 1.0 in x
3.595 * [taylor]: Taking taylor expansion of 0 in x
3.596 * [approximate]: Taking taylor expansion of (fma (/ 1 y) (- (/ 1 x) 1.0) 1.0) in (y x) around 0
3.596 * [taylor]: Taking taylor expansion of (fma (/ 1 y) (- (/ 1 x) 1.0) 1.0) in x
3.596 * [taylor]: Rewrote expression to (+ (* (/ 1 y) (- (/ 1 x) 1.0)) 1.0)
3.596 * [taylor]: Taking taylor expansion of (* (/ 1 y) (- (/ 1 x) 1.0)) in x
3.596 * [taylor]: Taking taylor expansion of (/ 1 y) in x
3.596 * [taylor]: Taking taylor expansion of y in x
3.596 * [taylor]: Taking taylor expansion of (- (/ 1 x) 1.0) in x
3.596 * [taylor]: Taking taylor expansion of (/ 1 x) in x
3.596 * [taylor]: Taking taylor expansion of x in x
3.596 * [taylor]: Taking taylor expansion of 1.0 in x
3.596 * [taylor]: Taking taylor expansion of 1.0 in x
3.596 * [taylor]: Taking taylor expansion of (fma (/ 1 y) (- (/ 1 x) 1.0) 1.0) in y
3.596 * [taylor]: Rewrote expression to (+ (* (/ 1 y) (- (/ 1 x) 1.0)) 1.0)
3.596 * [taylor]: Taking taylor expansion of (* (/ 1 y) (- (/ 1 x) 1.0)) in y
3.596 * [taylor]: Taking taylor expansion of (/ 1 y) in y
3.596 * [taylor]: Taking taylor expansion of y in y
3.597 * [taylor]: Taking taylor expansion of (- (/ 1 x) 1.0) in y
3.597 * [taylor]: Taking taylor expansion of (/ 1 x) in y
3.597 * [taylor]: Taking taylor expansion of x in y
3.597 * [taylor]: Taking taylor expansion of 1.0 in y
3.597 * [taylor]: Taking taylor expansion of 1.0 in y
3.597 * [taylor]: Taking taylor expansion of (fma (/ 1 y) (- (/ 1 x) 1.0) 1.0) in y
3.597 * [taylor]: Rewrote expression to (+ (* (/ 1 y) (- (/ 1 x) 1.0)) 1.0)
3.597 * [taylor]: Taking taylor expansion of (* (/ 1 y) (- (/ 1 x) 1.0)) in y
3.597 * [taylor]: Taking taylor expansion of (/ 1 y) in y
3.597 * [taylor]: Taking taylor expansion of y in y
3.597 * [taylor]: Taking taylor expansion of (- (/ 1 x) 1.0) in y
3.597 * [taylor]: Taking taylor expansion of (/ 1 x) in y
3.597 * [taylor]: Taking taylor expansion of x in y
3.597 * [taylor]: Taking taylor expansion of 1.0 in y
3.597 * [taylor]: Taking taylor expansion of 1.0 in y
3.598 * [taylor]: Taking taylor expansion of (- (/ 1 x) 1.0) in x
3.598 * [taylor]: Taking taylor expansion of (/ 1 x) in x
3.598 * [taylor]: Taking taylor expansion of x in x
3.598 * [taylor]: Taking taylor expansion of 1.0 in x
3.600 * [taylor]: Taking taylor expansion of 1.0 in x
3.603 * [taylor]: Taking taylor expansion of 0 in x
3.604 * [approximate]: Taking taylor expansion of (fma (/ -1 y) (- (+ 1.0 (/ 1 x))) 1.0) in (y x) around 0
3.604 * [taylor]: Taking taylor expansion of (fma (/ -1 y) (- (+ 1.0 (/ 1 x))) 1.0) in x
3.604 * [taylor]: Rewrote expression to (+ (* (/ -1 y) (- (+ 1.0 (/ 1 x)))) 1.0)
3.604 * [taylor]: Taking taylor expansion of (* (/ -1 y) (- (+ 1.0 (/ 1 x)))) in x
3.604 * [taylor]: Taking taylor expansion of (/ -1 y) in x
3.604 * [taylor]: Taking taylor expansion of -1 in x
3.604 * [taylor]: Taking taylor expansion of y in x
3.604 * [taylor]: Taking taylor expansion of (- (+ 1.0 (/ 1 x))) in x
3.604 * [taylor]: Taking taylor expansion of (+ 1.0 (/ 1 x)) in x
3.604 * [taylor]: Taking taylor expansion of 1.0 in x
3.604 * [taylor]: Taking taylor expansion of (/ 1 x) in x
3.604 * [taylor]: Taking taylor expansion of x in x
3.604 * [taylor]: Taking taylor expansion of 1.0 in x
3.604 * [taylor]: Taking taylor expansion of (fma (/ -1 y) (- (+ 1.0 (/ 1 x))) 1.0) in y
3.604 * [taylor]: Rewrote expression to (+ (* (/ -1 y) (- (+ 1.0 (/ 1 x)))) 1.0)
3.604 * [taylor]: Taking taylor expansion of (* (/ -1 y) (- (+ 1.0 (/ 1 x)))) in y
3.605 * [taylor]: Taking taylor expansion of (/ -1 y) in y
3.605 * [taylor]: Taking taylor expansion of -1 in y
3.605 * [taylor]: Taking taylor expansion of y in y
3.605 * [taylor]: Taking taylor expansion of (- (+ 1.0 (/ 1 x))) in y
3.605 * [taylor]: Taking taylor expansion of (+ 1.0 (/ 1 x)) in y
3.605 * [taylor]: Taking taylor expansion of 1.0 in y
3.605 * [taylor]: Taking taylor expansion of (/ 1 x) in y
3.605 * [taylor]: Taking taylor expansion of x in y
3.605 * [taylor]: Taking taylor expansion of 1.0 in y
3.605 * [taylor]: Taking taylor expansion of (fma (/ -1 y) (- (+ 1.0 (/ 1 x))) 1.0) in y
3.605 * [taylor]: Rewrote expression to (+ (* (/ -1 y) (- (+ 1.0 (/ 1 x)))) 1.0)
3.605 * [taylor]: Taking taylor expansion of (* (/ -1 y) (- (+ 1.0 (/ 1 x)))) in y
3.605 * [taylor]: Taking taylor expansion of (/ -1 y) in y
3.605 * [taylor]: Taking taylor expansion of -1 in y
3.605 * [taylor]: Taking taylor expansion of y in y
3.605 * [taylor]: Taking taylor expansion of (- (+ 1.0 (/ 1 x))) in y
3.605 * [taylor]: Taking taylor expansion of (+ 1.0 (/ 1 x)) in y
3.605 * [taylor]: Taking taylor expansion of 1.0 in y
3.605 * [taylor]: Taking taylor expansion of (/ 1 x) in y
3.605 * [taylor]: Taking taylor expansion of x in y
3.606 * [taylor]: Taking taylor expansion of 1.0 in y
3.606 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 1.0) in x
3.606 * [taylor]: Taking taylor expansion of (/ 1 x) in x
3.606 * [taylor]: Taking taylor expansion of x in x
3.606 * [taylor]: Taking taylor expansion of 1.0 in x
3.608 * [taylor]: Taking taylor expansion of 1.0 in x
3.611 * [taylor]: Taking taylor expansion of 0 in x
3.611 * * * [progress]: simplifying candidates
3.611 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (expm1 (fma y (- x 1.0) 1.0))
  (log1p (fma y (- x 1.0) 1.0))
  (* y (- x 1.0))
  (log (fma y (- x 1.0) 1.0))
  (exp (fma y (- x 1.0) 1.0))
  (* (cbrt (fma y (- x 1.0) 1.0)) (cbrt (fma y (- x 1.0) 1.0)))
  (cbrt (fma y (- x 1.0) 1.0))
  (* (* (fma y (- x 1.0) 1.0) (fma y (- x 1.0) 1.0)) (fma y (- x 1.0) 1.0))
  (sqrt (fma y (- x 1.0) 1.0))
  (sqrt (fma y (- x 1.0) 1.0))
  (- (+ (* x y) 1.0) (* 1.0 y))
  (- (+ (* x y) 1.0) (* 1.0 y))
  (- (+ (* x y) 1.0) (* 1.0 y))
3.612 * * [simplify]: iteration  0 :  19  enodes  (cost  116 )
3.615 * * [simplify]: iteration  1 :  32  enodes  (cost  113 )
3.619 * * [simplify]: iteration  2 :  69  enodes  (cost  95 )
3.632 * * [simplify]: iteration  3 :  250  enodes  (cost  95 )
3.706 * * [simplify]: iteration  4 :  1102  enodes  (cost  95 )
4.122 * * [simplify]: iteration  done :  5001  enodes  (cost  95 )
4.123 * [simplify]: Simplified to:
   (expm1 (fma y (- x 1.0) 1.0))
  (log1p (fma y (- x 1.0) 1.0))
  (* (- x 1.0) y)
  (log (fma y (- x 1.0) 1.0))
  (exp (fma y (- x 1.0) 1.0))
  (* (cbrt (fma y (- x 1.0) 1.0)) (cbrt (fma y (- x 1.0) 1.0)))
  (cbrt (fma y (- x 1.0) 1.0))
  (pow (fma y (- x 1.0) 1.0) 3)
  (sqrt (fma y (- x 1.0) 1.0))
  (sqrt (fma y (- x 1.0) 1.0))
  (fma y (- x 1.0) 1.0)
  (fma y (- x 1.0) 1.0)
  (fma y (- x 1.0) 1.0)
4.123 * * * [progress]: adding candidates to table
4.149 * [progress]: [Phase 3 of 3] Extracting.
4.151 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (fma y (- x 1.0) 1.0)
4.151 * * [simplify]: iteration  0 :  5  enodes  (cost  6 )
4.151 * * [simplify]: iteration  done :  5  enodes  (cost  6 )
4.151 * [simplify]: Simplified to:
   (fma y (- x 1.0) 1.0)
4.668 * [regime-testing]: End program error score: 0.004375546943367921
4.686 * [regime-testing]: Target error score: 0.006250781347668459