0.180 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.020 * * * [progress]: [2/2] Setting up program.
0.022 * [progress]: [Phase 2 of 3] Improving.
0.022 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (+ (- 1.0 x) (* y (sqrt x)))
0.025 * * [simplify]: iteration  0 :  7  enodes  (cost  8 )
0.026 * * [simplify]: iteration  1 :  13  enodes  (cost  8 )
0.028 * * [simplify]: iteration  2 :  25  enodes  (cost  7 )
0.031 * * [simplify]: iteration  3 :  42  enodes  (cost  7 )
0.035 * * [simplify]: iteration  4 :  66  enodes  (cost  7 )
0.045 * * [simplify]: iteration  5 :  110  enodes  (cost  7 )
0.061 * * [simplify]: iteration  6 :  139  enodes  (cost  7 )
0.084 * * [simplify]: iteration  7 :  160  enodes  (cost  7 )
0.109 * * [simplify]: iteration  8 :  196  enodes  (cost  7 )
0.141 * * [simplify]: iteration  9 :  229  enodes  (cost  7 )
0.182 * * [simplify]: iteration  10 :  237  enodes  (cost  7 )
0.225 * * [simplify]: iteration  11 :  241  enodes  (cost  7 )
0.269 * * [simplify]: iteration  done :  241  enodes  (cost  7 )
0.269 * [simplify]: Simplified to:
   (fma y (sqrt x) (- 1.0 x))
0.272 * * [progress]: iteration 1 / 4
0.272 * * * [progress]: picking best candidate
0.273 * * * * [pick]: Picked  #<alt (λ (x y) (fma y (sqrt x) (- 1.0 x)))>
0.273 * * * [progress]: localizing error
0.279 * * * [progress]: generating rewritten candidates
0.279 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.279 * * * [progress]: generating series expansions
0.279 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.280 * [approximate]: Taking taylor expansion of (fma y (sqrt x) (- 1.0 x)) in (y x) around 0
0.280 * [taylor]: Taking taylor expansion of (fma y (sqrt x) (- 1.0 x)) in x
0.280 * [taylor]: Rewrote expression to (+ (* y (sqrt x)) (- 1.0 x))
0.280 * [taylor]: Taking taylor expansion of (* y (sqrt x)) in x
0.280 * [taylor]: Taking taylor expansion of y in x
0.280 * [taylor]: Taking taylor expansion of (sqrt x) in x
0.280 * [taylor]: Taking taylor expansion of x in x
0.282 * [taylor]: Taking taylor expansion of (- 1.0 x) in x
0.282 * [taylor]: Taking taylor expansion of 1.0 in x
0.282 * [taylor]: Taking taylor expansion of x in x
0.282 * [taylor]: Taking taylor expansion of (fma y (sqrt x) (- 1.0 x)) in y
0.282 * [taylor]: Rewrote expression to (+ (* y (sqrt x)) (- 1.0 x))
0.282 * [taylor]: Taking taylor expansion of (* y (sqrt x)) in y
0.282 * [taylor]: Taking taylor expansion of y in y
0.282 * [taylor]: Taking taylor expansion of (sqrt x) in y
0.282 * [taylor]: Taking taylor expansion of x in y
0.282 * [taylor]: Taking taylor expansion of (- 1.0 x) in y
0.282 * [taylor]: Taking taylor expansion of 1.0 in y
0.282 * [taylor]: Taking taylor expansion of x in y
0.282 * [taylor]: Taking taylor expansion of (fma y (sqrt x) (- 1.0 x)) in y
0.282 * [taylor]: Rewrote expression to (+ (* y (sqrt x)) (- 1.0 x))
0.282 * [taylor]: Taking taylor expansion of (* y (sqrt x)) in y
0.282 * [taylor]: Taking taylor expansion of y in y
0.282 * [taylor]: Taking taylor expansion of (sqrt x) in y
0.282 * [taylor]: Taking taylor expansion of x in y
0.282 * [taylor]: Taking taylor expansion of (- 1.0 x) in y
0.282 * [taylor]: Taking taylor expansion of 1.0 in y
0.282 * [taylor]: Taking taylor expansion of x in y
0.283 * [taylor]: Taking taylor expansion of (- 1.0 x) in x
0.283 * [taylor]: Taking taylor expansion of 1.0 in x
0.283 * [taylor]: Taking taylor expansion of x in x
0.284 * [taylor]: Taking taylor expansion of (sqrt x) in x
0.284 * [taylor]: Taking taylor expansion of x in x
0.288 * [taylor]: Taking taylor expansion of 0 in x
0.288 * [approximate]: Taking taylor expansion of (fma (/ 1 y) (sqrt (/ 1 x)) (- 1.0 (/ 1 x))) in (y x) around 0
0.288 * [taylor]: Taking taylor expansion of (fma (/ 1 y) (sqrt (/ 1 x)) (- 1.0 (/ 1 x))) in x
0.288 * [taylor]: Rewrote expression to (+ (* (/ 1 y) (sqrt (/ 1 x))) (- 1.0 (/ 1 x)))
0.288 * [taylor]: Taking taylor expansion of (* (/ 1 y) (sqrt (/ 1 x))) in x
0.288 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.288 * [taylor]: Taking taylor expansion of y in x
0.288 * [taylor]: Taking taylor expansion of (sqrt (/ 1 x)) in x
0.288 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.288 * [taylor]: Taking taylor expansion of x in x
0.289 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 x)) in x
0.289 * [taylor]: Taking taylor expansion of 1.0 in x
0.289 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.289 * [taylor]: Taking taylor expansion of x in x
0.290 * [taylor]: Taking taylor expansion of (fma (/ 1 y) (sqrt (/ 1 x)) (- 1.0 (/ 1 x))) in y
0.290 * [taylor]: Rewrote expression to (+ (* (/ 1 y) (sqrt (/ 1 x))) (- 1.0 (/ 1 x)))
0.290 * [taylor]: Taking taylor expansion of (* (/ 1 y) (sqrt (/ 1 x))) in y
0.290 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.290 * [taylor]: Taking taylor expansion of y in y
0.290 * [taylor]: Taking taylor expansion of (sqrt (/ 1 x)) in y
0.290 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.290 * [taylor]: Taking taylor expansion of x in y
0.290 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 x)) in y
0.290 * [taylor]: Taking taylor expansion of 1.0 in y
0.290 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.290 * [taylor]: Taking taylor expansion of x in y
0.290 * [taylor]: Taking taylor expansion of (fma (/ 1 y) (sqrt (/ 1 x)) (- 1.0 (/ 1 x))) in y
0.291 * [taylor]: Rewrote expression to (+ (* (/ 1 y) (sqrt (/ 1 x))) (- 1.0 (/ 1 x)))
0.291 * [taylor]: Taking taylor expansion of (* (/ 1 y) (sqrt (/ 1 x))) in y
0.291 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.291 * [taylor]: Taking taylor expansion of y in y
0.291 * [taylor]: Taking taylor expansion of (sqrt (/ 1 x)) in y
0.291 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.291 * [taylor]: Taking taylor expansion of x in y
0.291 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 x)) in y
0.291 * [taylor]: Taking taylor expansion of 1.0 in y
0.291 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.291 * [taylor]: Taking taylor expansion of x in y
0.291 * [taylor]: Taking taylor expansion of (sqrt (/ 1 x)) in x
0.291 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.291 * [taylor]: Taking taylor expansion of x in x
0.294 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 x)) in x
0.294 * [taylor]: Taking taylor expansion of 1.0 in x
0.294 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.294 * [taylor]: Taking taylor expansion of x in x
0.297 * [taylor]: Taking taylor expansion of 0 in x
0.298 * [approximate]: Taking taylor expansion of (fma (/ -1 y) (sqrt (/ -1 x)) (+ (/ 1 x) 1.0)) in (y x) around 0
0.298 * [taylor]: Taking taylor expansion of (fma (/ -1 y) (sqrt (/ -1 x)) (+ (/ 1 x) 1.0)) in x
0.298 * [taylor]: Rewrote expression to (+ (* (/ -1 y) (sqrt (/ -1 x))) (+ (/ 1 x) 1.0))
0.298 * [taylor]: Taking taylor expansion of (* (/ -1 y) (sqrt (/ -1 x))) in x
0.298 * [taylor]: Taking taylor expansion of (/ -1 y) in x
0.298 * [taylor]: Taking taylor expansion of -1 in x
0.298 * [taylor]: Taking taylor expansion of y in x
0.298 * [taylor]: Taking taylor expansion of (sqrt (/ -1 x)) in x
0.298 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.298 * [taylor]: Taking taylor expansion of -1 in x
0.298 * [taylor]: Taking taylor expansion of x in x
0.300 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 1.0) in x
0.300 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.300 * [taylor]: Taking taylor expansion of x in x
0.300 * [taylor]: Taking taylor expansion of 1.0 in x
0.300 * [taylor]: Taking taylor expansion of (fma (/ -1 y) (sqrt (/ -1 x)) (+ (/ 1 x) 1.0)) in y
0.300 * [taylor]: Rewrote expression to (+ (* (/ -1 y) (sqrt (/ -1 x))) (+ (/ 1 x) 1.0))
0.300 * [taylor]: Taking taylor expansion of (* (/ -1 y) (sqrt (/ -1 x))) in y
0.300 * [taylor]: Taking taylor expansion of (/ -1 y) in y
0.300 * [taylor]: Taking taylor expansion of -1 in y
0.300 * [taylor]: Taking taylor expansion of y in y
0.300 * [taylor]: Taking taylor expansion of (sqrt (/ -1 x)) in y
0.300 * [taylor]: Taking taylor expansion of (/ -1 x) in y
0.300 * [taylor]: Taking taylor expansion of -1 in y
0.301 * [taylor]: Taking taylor expansion of x in y
0.301 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 1.0) in y
0.301 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.301 * [taylor]: Taking taylor expansion of x in y
0.301 * [taylor]: Taking taylor expansion of 1.0 in y
0.301 * [taylor]: Taking taylor expansion of (fma (/ -1 y) (sqrt (/ -1 x)) (+ (/ 1 x) 1.0)) in y
0.301 * [taylor]: Rewrote expression to (+ (* (/ -1 y) (sqrt (/ -1 x))) (+ (/ 1 x) 1.0))
0.301 * [taylor]: Taking taylor expansion of (* (/ -1 y) (sqrt (/ -1 x))) in y
0.301 * [taylor]: Taking taylor expansion of (/ -1 y) in y
0.301 * [taylor]: Taking taylor expansion of -1 in y
0.301 * [taylor]: Taking taylor expansion of y in y
0.301 * [taylor]: Taking taylor expansion of (sqrt (/ -1 x)) in y
0.301 * [taylor]: Taking taylor expansion of (/ -1 x) in y
0.301 * [taylor]: Taking taylor expansion of -1 in y
0.301 * [taylor]: Taking taylor expansion of x in y
0.301 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 1.0) in y
0.305 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.305 * [taylor]: Taking taylor expansion of x in y
0.305 * [taylor]: Taking taylor expansion of 1.0 in y
0.305 * [taylor]: Taking taylor expansion of (- (sqrt (/ -1 x))) in x
0.305 * [taylor]: Taking taylor expansion of (sqrt (/ -1 x)) in x
0.305 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.305 * [taylor]: Taking taylor expansion of -1 in x
0.305 * [taylor]: Taking taylor expansion of x in x
0.308 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 1.0) in x
0.308 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.308 * [taylor]: Taking taylor expansion of x in x
0.308 * [taylor]: Taking taylor expansion of 1.0 in x
0.311 * [taylor]: Taking taylor expansion of 0 in x
0.312 * * * [progress]: simplifying candidates
0.312 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (expm1 (fma y (sqrt x) (- 1.0 x)))
  (log1p (fma y (sqrt x) (- 1.0 x)))
  (* y (sqrt x))
  (log (fma y (sqrt x) (- 1.0 x)))
  (exp (fma y (sqrt x) (- 1.0 x)))
  (* (cbrt (fma y (sqrt x) (- 1.0 x))) (cbrt (fma y (sqrt x) (- 1.0 x))))
  (cbrt (fma y (sqrt x) (- 1.0 x)))
  (* (* (fma y (sqrt x) (- 1.0 x)) (fma y (sqrt x) (- 1.0 x))) (fma y (sqrt x) (- 1.0 x)))
  (sqrt (fma y (sqrt x) (- 1.0 x)))
  (sqrt (fma y (sqrt x) (- 1.0 x)))
  (- 1.0 (+ x (- (* +nan.0 (* x y)))))
  (- 1.0 (+ x (- (* +nan.0 y))))
  (- 1.0 (+ x (- (* +nan.0 y))))
0.314 * * [simplify]: iteration  0 :  26  enodes  (cost  126 )
0.317 * * [simplify]: iteration  1 :  53  enodes  (cost  123 )
0.323 * * [simplify]: iteration  2 :  118  enodes  (cost  109 )
0.341 * * [simplify]: iteration  3 :  306  enodes  (cost  109 )