28.383 * [progress]: [Phase 1 of 3] Setting up. 0.001 * * * [progress]: [1/2] Preparing points 0.014 * * * [progress]: [2/2] Setting up program. 0.015 * [progress]: [Phase 2 of 3] Improving. 0.015 * [simplify]: Simplifying using # : (+ (- (* x (- y 1.0)) (* y 0.5)) 0.918938533204673) 0.016 * * [simplify]: iteration 0 : 10 enodes (cost 11 ) 0.017 * * [simplify]: iteration 1 : 19 enodes (cost 11 ) 0.020 * * [simplify]: iteration 2 : 42 enodes (cost 11 ) 0.025 * * [simplify]: iteration 3 : 70 enodes (cost 11 ) 0.035 * * [simplify]: iteration 4 : 133 enodes (cost 11 ) 0.059 * * [simplify]: iteration 5 : 205 enodes (cost 11 ) 0.097 * * [simplify]: iteration 6 : 301 enodes (cost 11 ) 0.160 * * [simplify]: iteration 7 : 504 enodes (cost 11 ) 0.289 * * [simplify]: iteration 8 : 682 enodes (cost 11 ) 0.481 * * [simplify]: iteration 9 : 704 enodes (cost 11 ) 0.675 * * [simplify]: iteration 10 : 710 enodes (cost 11 ) 0.873 * * [simplify]: iteration done : 710 enodes (cost 11 ) 0.874 * [simplify]: Simplified to: (+ (- (* x (- y 1.0)) (* y 0.5)) 0.918938533204673) 0.874 * * [progress]: iteration 1 / 4 0.874 * * * [progress]: picking best candidate 0.875 * * * * [pick]: Picked # 0.875 * * * [progress]: localizing error 0.883 * * * [progress]: generating rewritten candidates 0.883 * * * * [progress]: [ 1 / 1 ] rewriting at (2 1 1) 0.893 * * * [progress]: generating series expansions 0.893 * * * * [progress]: [ 1 / 1 ] generating series at (2 1 1) 0.893 * [approximate]: Taking taylor expansion of (* x (- y 1.0)) in (x y) around 0 0.894 * [taylor]: Taking taylor expansion of (* x (- y 1.0)) in y 0.894 * [taylor]: Taking taylor expansion of x in y 0.894 * [taylor]: Taking taylor expansion of (- y 1.0) in y 0.894 * [taylor]: Taking taylor expansion of y in y 0.894 * [taylor]: Taking taylor expansion of 1.0 in y 0.894 * [taylor]: Taking taylor expansion of (* x (- y 1.0)) in x 0.894 * [taylor]: Taking taylor expansion of x in x 0.894 * [taylor]: Taking taylor expansion of (- y 1.0) in x 0.894 * [taylor]: Taking taylor expansion of y in x 0.894 * [taylor]: Taking taylor expansion of 1.0 in x 0.894 * [taylor]: Taking taylor expansion of (* x (- y 1.0)) in x 0.894 * [taylor]: Taking taylor expansion of x in x 0.894 * [taylor]: Taking taylor expansion of (- y 1.0) in x 0.894 * [taylor]: Taking taylor expansion of y in x 0.894 * [taylor]: Taking taylor expansion of 1.0 in x 0.895 * [taylor]: Taking taylor expansion of 0 in y 0.896 * [taylor]: Taking taylor expansion of (- y 1.0) in y 0.896 * [taylor]: Taking taylor expansion of y in y 0.896 * [taylor]: Taking taylor expansion of 1.0 in y 0.898 * [taylor]: Taking taylor expansion of 0 in y 0.899 * [taylor]: Taking taylor expansion of 0 in y 0.901 * [taylor]: Taking taylor expansion of 0 in y 0.902 * [approximate]: Taking taylor expansion of (/ (- (/ 1 y) 1.0) x) in (x y) around 0 0.902 * [taylor]: Taking taylor expansion of (/ (- (/ 1 y) 1.0) x) in y 0.902 * [taylor]: Taking taylor expansion of (- (/ 1 y) 1.0) in y 0.902 * [taylor]: Taking taylor expansion of (/ 1 y) in y 0.902 * [taylor]: Taking taylor expansion of y in y 0.902 * [taylor]: Taking taylor expansion of 1.0 in y 0.902 * [taylor]: Taking taylor expansion of x in y 0.902 * [taylor]: Taking taylor expansion of (/ (- (/ 1 y) 1.0) x) in x 0.902 * [taylor]: Taking taylor expansion of (- (/ 1 y) 1.0) in x 0.902 * [taylor]: Taking taylor expansion of (/ 1 y) in x 0.902 * [taylor]: Taking taylor expansion of y in x 0.902 * [taylor]: Taking taylor expansion of 1.0 in x 0.903 * [taylor]: Taking taylor expansion of x in x 0.903 * [taylor]: Taking taylor expansion of (/ (- (/ 1 y) 1.0) x) in x 0.903 * [taylor]: Taking taylor expansion of (- (/ 1 y) 1.0) in x 0.903 * [taylor]: Taking taylor expansion of (/ 1 y) in x 0.903 * [taylor]: Taking taylor expansion of y in x 0.903 * [taylor]: Taking taylor expansion of 1.0 in x 0.903 * [taylor]: Taking taylor expansion of x in x 0.904 * [taylor]: Taking taylor expansion of (- (/ 1 y) 1.0) in y 0.904 * [taylor]: Taking taylor expansion of (/ 1 y) in y 0.904 * [taylor]: Taking taylor expansion of y in y 0.904 * [taylor]: Taking taylor expansion of 1.0 in y 0.905 * [taylor]: Taking taylor expansion of 0 in y 0.908 * [taylor]: Taking taylor expansion of 0 in y 0.911 * [taylor]: Taking taylor expansion of 0 in y 0.914 * [taylor]: Taking taylor expansion of 0 in y 0.914 * [approximate]: Taking taylor expansion of (/ (+ (/ 1 y) 1.0) x) in (x y) around 0 0.914 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 y) 1.0) x) in y 0.914 * [taylor]: Taking taylor expansion of (+ (/ 1 y) 1.0) in y 0.914 * [taylor]: Taking taylor expansion of (/ 1 y) in y 0.914 * [taylor]: Taking taylor expansion of y in y 0.914 * [taylor]: Taking taylor expansion of 1.0 in y 0.914 * [taylor]: Taking taylor expansion of x in y 0.915 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 y) 1.0) x) in x 0.915 * [taylor]: Taking taylor expansion of (+ (/ 1 y) 1.0) in x 0.915 * [taylor]: Taking taylor expansion of (/ 1 y) in x 0.915 * [taylor]: Taking taylor expansion of y in x 0.915 * [taylor]: Taking taylor expansion of 1.0 in x 0.915 * [taylor]: Taking taylor expansion of x in x 0.915 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 y) 1.0) x) in x 0.915 * [taylor]: Taking taylor expansion of (+ (/ 1 y) 1.0) in x 0.915 * [taylor]: Taking taylor expansion of (/ 1 y) in x 0.915 * [taylor]: Taking taylor expansion of y in x 0.915 * [taylor]: Taking taylor expansion of 1.0 in x 0.915 * [taylor]: Taking taylor expansion of x in x 0.915 * [taylor]: Taking taylor expansion of (+ (/ 1 y) 1.0) in y 0.915 * [taylor]: Taking taylor expansion of (/ 1 y) in y 0.915 * [taylor]: Taking taylor expansion of y in y 0.915 * [taylor]: Taking taylor expansion of 1.0 in y 0.917 * [taylor]: Taking taylor expansion of 0 in y 0.918 * [taylor]: Taking taylor expansion of 0 in y 0.921 * [taylor]: Taking taylor expansion of 0 in y 0.926 * [taylor]: Taking taylor expansion of 0 in y 0.926 * * * [progress]: simplifying candidates 0.927 * [simplify]: Simplifying using # : (* x (- y 1.0)) (+ (log x) (log (- y 1.0))) (log (* x (- y 1.0))) (exp (* x (- y 1.0))) (* (* (* x x) x) (* (* (- y 1.0) (- y 1.0)) (- y 1.0))) (* (cbrt (* x (- y 1.0))) (cbrt (* x (- y 1.0)))) (cbrt (* x (- y 1.0))) (* (* (* x (- y 1.0)) (* x (- y 1.0))) (* x (- y 1.0))) (sqrt (* x (- y 1.0))) (sqrt (* x (- y 1.0))) (* (sqrt x) (sqrt (- y 1.0))) (* (sqrt x) (sqrt (- y 1.0))) (* x y) (* x (- 1.0)) (* x y) (* x (- 1.0)) (* y x) (* (- 1.0) x) (* y x) (* (- 1.0) x) (* x (* (cbrt (- y 1.0)) (cbrt (- y 1.0)))) (* x (sqrt (- y 1.0))) (* x 1) (* x (+ (sqrt y) (sqrt 1.0))) (* x 1) (* (cbrt x) (- y 1.0)) (* (sqrt x) (- y 1.0)) (* x (- y 1.0)) (* x (- (pow y 3) (pow 1.0 3))) (* x (- (* y y) (* 1.0 1.0))) (- (* x y) (* 1.0 x)) (- (* x y) (* 1.0 x)) (- (* x y) (* 1.0 x)) 0.928 * * [simplify]: iteration 0 : 52 enodes (cost 217 ) 0.938 * * [simplify]: iteration 1 : 112 enodes (cost 212 ) 0.955 * * [simplify]: iteration 2 : 255 enodes (cost 186 ) 1.002 * * [simplify]: iteration 3 : 659 enodes (cost 186 ) 1.185 * * [simplify]: iteration 4 : 1745 enodes (cost 186 ) 2.010 * * [simplify]: iteration done : 5000 enodes (cost 186 ) 2.010 * [simplify]: Simplified to: (* x (- y 1.0)) (log (* x (- y 1.0))) (log (* x (- y 1.0))) (exp (* x (- y 1.0))) (pow (* x (- y 1.0)) 3) (* (cbrt (* x (- y 1.0))) (cbrt (* x (- y 1.0)))) (cbrt (* x (- y 1.0))) (pow (* x (- y 1.0)) 3) (sqrt (* x (- y 1.0))) (sqrt (* x (- y 1.0))) (* (sqrt x) (sqrt (- y 1.0))) (* (sqrt x) (sqrt (- y 1.0))) (* y x) (* (- 1.0) x) (* y x) (* (- 1.0) x) (* y x) (* (- 1.0) x) (* y x) (* (- 1.0) x) (* x (* (cbrt (- y 1.0)) (cbrt (- y 1.0)))) (* x (sqrt (- y 1.0))) x (* x (+ (sqrt y) (sqrt 1.0))) x (* (cbrt x) (- y 1.0)) (* (sqrt x) (- y 1.0)) (* x (- y 1.0)) (* x (- (pow y 3) (pow 1.0 3))) (* x (- (* y y) (* 1.0 1.0))) (* x (- y 1.0)) (* x (- y 1.0)) (* x (- y 1.0)) 2.011 * * * [progress]: adding candidates to table 2.056 * * [progress]: iteration 2 / 4 2.056 * * * [progress]: picking best candidate 2.057 * * * * [pick]: Picked # 2.057 * * * [progress]: localizing error 2.067 * * * [progress]: generating rewritten candidates 2.067 * * * * [progress]: [ 1 / 1 ] rewriting at (2 1 1) 2.070 * * * [progress]: generating series expansions 2.070 * * * * [progress]: [ 1 / 1 ] generating series at (2 1 1) 2.070 * [approximate]: Taking taylor expansion of (- (* x y) (* 1.0 x)) in (y x) around 0 2.070 * [taylor]: Taking taylor expansion of (- (* x y) (* 1.0 x)) in x 2.071 * [taylor]: Taking taylor expansion of (* x y) in x 2.071 * [taylor]: Taking taylor expansion of x in x 2.071 * [taylor]: Taking taylor expansion of y in x 2.071 * [taylor]: Taking taylor expansion of (* 1.0 x) in x 2.071 * [taylor]: Taking taylor expansion of 1.0 in x 2.071 * [taylor]: Taking taylor expansion of x in x 2.071 * [taylor]: Taking taylor expansion of (- (* x y) (* 1.0 x)) in y 2.071 * [taylor]: Taking taylor expansion of (* x y) in y 2.071 * [taylor]: Taking taylor expansion of x in y 2.071 * [taylor]: Taking taylor expansion of y in y 2.071 * [taylor]: Taking taylor expansion of (* 1.0 x) in y 2.071 * [taylor]: Taking taylor expansion of 1.0 in y 2.071 * [taylor]: Taking taylor expansion of x in y 2.071 * [taylor]: Taking taylor expansion of (- (* x y) (* 1.0 x)) in y 2.071 * [taylor]: Taking taylor expansion of (* x y) in y 2.071 * [taylor]: Taking taylor expansion of x in y 2.071 * [taylor]: Taking taylor expansion of y in y 2.071 * [taylor]: Taking taylor expansion of (* 1.0 x) in y 2.071 * [taylor]: Taking taylor expansion of 1.0 in y 2.071 * [taylor]: Taking taylor expansion of x in y 2.071 * [taylor]: Taking taylor expansion of (- (* 1.0 x)) in x 2.071 * [taylor]: Taking taylor expansion of (* 1.0 x) in x 2.071 * [taylor]: Taking taylor expansion of 1.0 in x 2.071 * [taylor]: Taking taylor expansion of x in x 2.072 * [taylor]: Taking taylor expansion of x in x 2.075 * [taylor]: Taking taylor expansion of 0 in x 2.078 * [taylor]: Taking taylor expansion of 0 in x 2.080 * [taylor]: Taking taylor expansion of 0 in x 2.081 * [approximate]: Taking taylor expansion of (- (/ 1 (* x y)) (* 1.0 (/ 1 x))) in (y x) around 0 2.081 * [taylor]: Taking taylor expansion of (- (/ 1 (* x y)) (* 1.0 (/ 1 x))) in x 2.081 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x 2.081 * [taylor]: Taking taylor expansion of (* x y) in x 2.081 * [taylor]: Taking taylor expansion of x in x 2.081 * [taylor]: Taking taylor expansion of y in x 2.081 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 x)) in x 2.082 * [taylor]: Taking taylor expansion of 1.0 in x 2.082 * [taylor]: Taking taylor expansion of (/ 1 x) in x 2.082 * [taylor]: Taking taylor expansion of x in x 2.082 * [taylor]: Taking taylor expansion of (- (/ 1 (* x y)) (* 1.0 (/ 1 x))) in y 2.082 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in y 2.082 * [taylor]: Taking taylor expansion of (* x y) in y 2.082 * [taylor]: Taking taylor expansion of x in y 2.082 * [taylor]: Taking taylor expansion of y in y 2.082 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 x)) in y 2.082 * [taylor]: Taking taylor expansion of 1.0 in y 2.082 * [taylor]: Taking taylor expansion of (/ 1 x) in y 2.082 * [taylor]: Taking taylor expansion of x in y 2.082 * [taylor]: Taking taylor expansion of (- (/ 1 (* x y)) (* 1.0 (/ 1 x))) in y 2.082 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in y 2.082 * [taylor]: Taking taylor expansion of (* x y) in y 2.082 * [taylor]: Taking taylor expansion of x in y 2.082 * [taylor]: Taking taylor expansion of y in y 2.083 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 x)) in y 2.083 * [taylor]: Taking taylor expansion of 1.0 in y 2.083 * [taylor]: Taking taylor expansion of (/ 1 x) in y 2.083 * [taylor]: Taking taylor expansion of x in y 2.083 * [taylor]: Taking taylor expansion of (/ 1 x) in x 2.083 * [taylor]: Taking taylor expansion of x in x 2.084 * [taylor]: Taking taylor expansion of (- (* 1.0 (/ 1 x))) in x 2.084 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 x)) in x 2.084 * [taylor]: Taking taylor expansion of 1.0 in x 2.084 * [taylor]: Taking taylor expansion of (/ 1 x) in x 2.084 * [taylor]: Taking taylor expansion of x in x 2.086 * [taylor]: Taking taylor expansion of 0 in x 2.089 * [taylor]: Taking taylor expansion of 0 in x 2.092 * [approximate]: Taking taylor expansion of (+ (* 1.0 (/ 1 x)) (/ 1 (* x y))) in (y x) around 0 2.092 * [taylor]: Taking taylor expansion of (+ (* 1.0 (/ 1 x)) (/ 1 (* x y))) in x 2.092 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 x)) in x 2.092 * [taylor]: Taking taylor expansion of 1.0 in x 2.092 * [taylor]: Taking taylor expansion of (/ 1 x) in x 2.092 * [taylor]: Taking taylor expansion of x in x 2.093 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x 2.093 * [taylor]: Taking taylor expansion of (* x y) in x 2.093 * [taylor]: Taking taylor expansion of x in x 2.093 * [taylor]: Taking taylor expansion of y in x 2.093 * [taylor]: Taking taylor expansion of (+ (* 1.0 (/ 1 x)) (/ 1 (* x y))) in y 2.093 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 x)) in y 2.093 * [taylor]: Taking taylor expansion of 1.0 in y 2.093 * [taylor]: Taking taylor expansion of (/ 1 x) in y 2.093 * [taylor]: Taking taylor expansion of x in y 2.093 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in y 2.093 * [taylor]: Taking taylor expansion of (* x y) in y 2.093 * [taylor]: Taking taylor expansion of x in y 2.093 * [taylor]: Taking taylor expansion of y in y 2.094 * [taylor]: Taking taylor expansion of (+ (* 1.0 (/ 1 x)) (/ 1 (* x y))) in y 2.094 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 x)) in y 2.094 * [taylor]: Taking taylor expansion of 1.0 in y 2.094 * [taylor]: Taking taylor expansion of (/ 1 x) in y 2.094 * [taylor]: Taking taylor expansion of x in y 2.094 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in y 2.094 * [taylor]: Taking taylor expansion of (* x y) in y 2.094 * [taylor]: Taking taylor expansion of x in y 2.094 * [taylor]: Taking taylor expansion of y in y 2.094 * [taylor]: Taking taylor expansion of (/ 1 x) in x 2.094 * [taylor]: Taking taylor expansion of x in x 2.095 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 x)) in x 2.095 * [taylor]: Taking taylor expansion of 1.0 in x 2.095 * [taylor]: Taking taylor expansion of (/ 1 x) in x 2.095 * [taylor]: Taking taylor expansion of x in x 2.097 * [taylor]: Taking taylor expansion of 0 in x 2.100 * [taylor]: Taking taylor expansion of 0 in x 2.102 * * * [progress]: simplifying candidates 2.102 * [simplify]: Simplifying using # : (* (exp (* y x)) (exp (* (- 1.0) x))) (log (+ (* y x) (* (- 1.0) x))) (exp (+ (* y x) (* (- 1.0) x))) (* (cbrt (+ (* y x) (* (- 1.0) x))) (cbrt (+ (* y x) (* (- 1.0) x)))) (cbrt (+ (* y x) (* (- 1.0) x))) (* (* (+ (* y x) (* (- 1.0) x)) (+ (* y x) (* (- 1.0) x))) (+ (* y x) (* (- 1.0) x))) (sqrt (+ (* y x) (* (- 1.0) x))) (sqrt (+ (* y x) (* (- 1.0) x))) (+ (pow (* y x) 3) (pow (* (- 1.0) x) 3)) (+ (* (* y x) (* y x)) (- (* (* (- 1.0) x) (* (- 1.0) x)) (* (* y x) (* (- 1.0) x)))) (- (* (* y x) (* y x)) (* (* (- 1.0) x) (* (- 1.0) x))) (- (* y x) (* (- 1.0) x)) (+ y (- 1.0)) (- (* x y) (* 1.0 x)) (- (* x y) (* 1.0 x)) (- (* x y) (* 1.0 x)) 2.103 * * [simplify]: iteration 0 : 32 enodes (cost 188 ) 2.109 * * [simplify]: iteration 1 : 106 enodes (cost 135 ) 2.134 * * [simplify]: iteration 2 : 394 enodes (cost 122 ) 2.299 * * [simplify]: iteration 3 : 1452 enodes (cost 118 ) 3.549 * * [simplify]: iteration 4 : 4619 enodes (cost 116 ) 6.387 * * [simplify]: iteration done : 5000 enodes (cost 116 ) 6.387 * [simplify]: Simplified to: (exp (* x (- y 1.0))) (log (* x (- y 1.0))) (exp (* x (- y 1.0))) (* (cbrt (* x (- y 1.0))) (cbrt (* x (- y 1.0)))) (cbrt (* x (- y 1.0))) (pow (* x (- y 1.0)) 3) (sqrt (* x (- y 1.0))) (sqrt (* x (- y 1.0))) (* (- (pow y 3) (pow 1.0 3)) (pow x 3)) (* x (+ (* (* 1.0 x) (+ 1.0 y)) (* (* y y) x))) (* (* x x) (- (* y y) (* 1.0 1.0))) (* x (+ 1.0 y)) (- y 1.0) (* x (- y 1.0)) (* x (- y 1.0)) (* x (- y 1.0)) 6.388 * * * [progress]: adding candidates to table 6.420 * [progress]: [Phase 3 of 3] Extracting. 6.420 * * [regime]: Finding splitpoints for: (# #) 6.420 * * * [regime-changes]: Trying 4 branch expressions: ((- (* x (- y 1.0)) (* y 0.5)) (+ (- (* x (- y 1.0)) (* y 0.5)) 0.918938533204673) y x) 6.420 * * * * [regimes]: Trying to branch on (- (* x (- y 1.0)) (* y 0.5)) from (# #) 6.432 * * * * [regimes]: Trying to branch on (+ (- (* x (- y 1.0)) (* y 0.5)) 0.918938533204673) from (# #) 6.443 * * * * [regimes]: Trying to branch on y from (# #) 6.456 * * * * [regimes]: Trying to branch on x from (# #) 6.467 * * * [regime]: Found split indices: #