2.045 * [progress]: [Phase 1 of 3] Setting up. 0.001 * * * [progress]: [1/2] Preparing points 0.019 * * * [progress]: [2/2] Setting up program. 0.022 * [progress]: [Phase 2 of 3] Improving. 0.022 * [simplify]: Simplifying using # : (+ (- (* x (- y 1.0)) (* y 0.5)) 0.918938533204673) 0.023 * * [simplify]: iteration 0 : 10 enodes (cost 11 ) 0.024 * * [simplify]: iteration 1 : 19 enodes (cost 11 ) 0.026 * * [simplify]: iteration 2 : 42 enodes (cost 11 ) 0.032 * * [simplify]: iteration 3 : 71 enodes (cost 11 ) 0.048 * * [simplify]: iteration 4 : 134 enodes (cost 11 ) 0.067 * * [simplify]: iteration 5 : 227 enodes (cost 11 ) 0.100 * * [simplify]: iteration 6 : 336 enodes (cost 11 ) 0.153 * * [simplify]: iteration 7 : 597 enodes (cost 11 ) 0.223 * * [simplify]: iteration 8 : 826 enodes (cost 11 ) 0.294 * * [simplify]: iteration 9 : 985 enodes (cost 11 ) 0.404 * * [simplify]: iteration 10 : 1139 enodes (cost 11 ) 0.542 * * [simplify]: iteration 11 : 1376 enodes (cost 11 ) 0.613 * * [simplify]: iteration 12 : 1505 enodes (cost 11 ) 0.727 * * [simplify]: iteration 13 : 1654 enodes (cost 11 ) 0.860 * * [simplify]: iteration 14 : 1891 enodes (cost 11 ) 0.934 * * [simplify]: iteration 15 : 2020 enodes (cost 11 ) 1.044 * * [simplify]: iteration 16 : 2169 enodes (cost 11 ) 1.180 * * [simplify]: iteration 17 : 2406 enodes (cost 11 ) 1.253 * * [simplify]: iteration 18 : 2535 enodes (cost 11 ) 1.363 * * [simplify]: iteration 19 : 2684 enodes (cost 11 ) 1.505 * * [simplify]: iteration 20 : 2921 enodes (cost 11 ) 1.573 * * [simplify]: iteration 21 : 3050 enodes (cost 11 ) 1.682 * * [simplify]: iteration 22 : 3199 enodes (cost 11 ) 1.825 * * [simplify]: iteration 23 : 3436 enodes (cost 11 ) 1.895 * * [simplify]: iteration 24 : 3565 enodes (cost 11 ) 2.005 * * [simplify]: iteration 25 : 3714 enodes (cost 11 ) 2.146 * * [simplify]: iteration 26 : 3951 enodes (cost 11 ) 2.214 * * [simplify]: iteration 27 : 4080 enodes (cost 11 ) 2.324 * * [simplify]: iteration 28 : 4229 enodes (cost 11 ) 2.464 * * [simplify]: iteration 29 : 4466 enodes (cost 11 ) 2.534 * * [simplify]: iteration 30 : 4595 enodes (cost 11 ) 2.648 * * [simplify]: iteration 31 : 4744 enodes (cost 11 ) 2.784 * * [simplify]: iteration 32 : 4981 enodes (cost 11 ) 2.836 * * [simplify]: iteration done : 5000 enodes (cost 11 ) 2.836 * [simplify]: Simplified to: (+ (- (* x (- y 1.0)) (* y 0.5)) 0.918938533204673) 2.836 * * [progress]: iteration 1 / 4 2.836 * * * [progress]: picking best candidate 2.839 * * * * [pick]: Picked # 2.839 * * * [progress]: localizing error 2.846 * * * [progress]: generating rewritten candidates 2.846 * * * * [progress]: [ 1 / 1 ] rewriting at (2 1 1) 2.854 * * * [progress]: generating series expansions 2.854 * * * * [progress]: [ 1 / 1 ] generating series at (2 1 1) 2.854 * [approximate]: Taking taylor expansion of (* (- y 1.0) x) in (x y) around 0 2.854 * [taylor]: Taking taylor expansion of (* (- y 1.0) x) in y 2.854 * [taylor]: Taking taylor expansion of (- y 1.0) in y 2.854 * [taylor]: Taking taylor expansion of y in y 2.854 * [taylor]: Taking taylor expansion of 1.0 in y 2.854 * [taylor]: Taking taylor expansion of x in y 2.854 * [taylor]: Taking taylor expansion of (* (- y 1.0) x) in x 2.854 * [taylor]: Taking taylor expansion of (- y 1.0) in x 2.854 * [taylor]: Taking taylor expansion of y in x 2.854 * [taylor]: Taking taylor expansion of 1.0 in x 2.855 * [taylor]: Taking taylor expansion of x in x 2.855 * [taylor]: Taking taylor expansion of (* (- y 1.0) x) in x 2.855 * [taylor]: Taking taylor expansion of (- y 1.0) in x 2.855 * [taylor]: Taking taylor expansion of y in x 2.855 * [taylor]: Taking taylor expansion of 1.0 in x 2.855 * [taylor]: Taking taylor expansion of x in x 2.855 * [taylor]: Taking taylor expansion of 0 in y 2.855 * [taylor]: Taking taylor expansion of (- y 1.0) in y 2.855 * [taylor]: Taking taylor expansion of y in y 2.855 * [taylor]: Taking taylor expansion of 1.0 in y 2.855 * [taylor]: Taking taylor expansion of 0 in y 2.855 * [taylor]: Taking taylor expansion of 0 in y 2.855 * [taylor]: Taking taylor expansion of 0 in y 2.855 * [approximate]: Taking taylor expansion of (/ (- (/ 1 y) 1.0) x) in (x y) around 0 2.856 * [taylor]: Taking taylor expansion of (/ (- (/ 1 y) 1.0) x) in y 2.856 * [taylor]: Taking taylor expansion of (- (/ 1 y) 1.0) in y 2.856 * [taylor]: Taking taylor expansion of (/ 1 y) in y 2.856 * [taylor]: Taking taylor expansion of y in y 2.856 * [taylor]: Taking taylor expansion of 1.0 in y 2.856 * [taylor]: Taking taylor expansion of x in y 2.856 * [taylor]: Taking taylor expansion of (/ (- (/ 1 y) 1.0) x) in x 2.856 * [taylor]: Taking taylor expansion of (- (/ 1 y) 1.0) in x 2.856 * [taylor]: Taking taylor expansion of (/ 1 y) in x 2.856 * [taylor]: Taking taylor expansion of y in x 2.856 * [taylor]: Taking taylor expansion of 1.0 in x 2.856 * [taylor]: Taking taylor expansion of x in x 2.856 * [taylor]: Taking taylor expansion of (/ (- (/ 1 y) 1.0) x) in x 2.856 * [taylor]: Taking taylor expansion of (- (/ 1 y) 1.0) in x 2.856 * [taylor]: Taking taylor expansion of (/ 1 y) in x 2.856 * [taylor]: Taking taylor expansion of y in x 2.856 * [taylor]: Taking taylor expansion of 1.0 in x 2.856 * [taylor]: Taking taylor expansion of x in x 2.856 * [taylor]: Taking taylor expansion of (- (/ 1 y) 1.0) in y 2.856 * [taylor]: Taking taylor expansion of (/ 1 y) in y 2.856 * [taylor]: Taking taylor expansion of y in y 2.856 * [taylor]: Taking taylor expansion of 1.0 in y 2.857 * [taylor]: Taking taylor expansion of 0 in y 2.857 * [taylor]: Taking taylor expansion of 0 in y 2.857 * [taylor]: Taking taylor expansion of 0 in y 2.857 * [taylor]: Taking taylor expansion of 0 in y 2.858 * [approximate]: Taking taylor expansion of (/ (+ 1.0 (/ 1 y)) x) in (x y) around 0 2.858 * [taylor]: Taking taylor expansion of (/ (+ 1.0 (/ 1 y)) x) in y 2.858 * [taylor]: Taking taylor expansion of (+ 1.0 (/ 1 y)) in y 2.858 * [taylor]: Taking taylor expansion of 1.0 in y 2.858 * [taylor]: Taking taylor expansion of (/ 1 y) in y 2.858 * [taylor]: Taking taylor expansion of y in y 2.858 * [taylor]: Taking taylor expansion of x in y 2.858 * [taylor]: Taking taylor expansion of (/ (+ 1.0 (/ 1 y)) x) in x 2.858 * [taylor]: Taking taylor expansion of (+ 1.0 (/ 1 y)) in x 2.858 * [taylor]: Taking taylor expansion of 1.0 in x 2.858 * [taylor]: Taking taylor expansion of (/ 1 y) in x 2.858 * [taylor]: Taking taylor expansion of y in x 2.858 * [taylor]: Taking taylor expansion of x in x 2.858 * [taylor]: Taking taylor expansion of (/ (+ 1.0 (/ 1 y)) x) in x 2.858 * [taylor]: Taking taylor expansion of (+ 1.0 (/ 1 y)) in x 2.858 * [taylor]: Taking taylor expansion of 1.0 in x 2.858 * [taylor]: Taking taylor expansion of (/ 1 y) in x 2.858 * [taylor]: Taking taylor expansion of y in x 2.858 * [taylor]: Taking taylor expansion of x in x 2.858 * [taylor]: Taking taylor expansion of (+ 1.0 (/ 1 y)) in y 2.858 * [taylor]: Taking taylor expansion of 1.0 in y 2.858 * [taylor]: Taking taylor expansion of (/ 1 y) in y 2.858 * [taylor]: Taking taylor expansion of y in y 2.859 * [taylor]: Taking taylor expansion of 0 in y 2.859 * [taylor]: Taking taylor expansion of 0 in y 2.859 * [taylor]: Taking taylor expansion of 0 in y 2.864 * [taylor]: Taking taylor expansion of 0 in y 2.864 * * * [progress]: simplifying candidates 2.865 * [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 (neg 1.0)) (* x y) (* x (neg 1.0)) (* y x) (* (neg 1.0) x) (* y x) (* (neg 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)) 2.866 * * [simplify]: iteration 0 : 52 enodes (cost 217 ) 2.873 * * [simplify]: iteration 1 : 114 enodes (cost 212 ) 2.890 * * [simplify]: iteration 2 : 305 enodes (cost 186 ) 2.942 * * [simplify]: iteration 3 : 724 enodes (cost 186 ) 3.136 * * [simplify]: iteration 4 : 1913 enodes (cost 186 ) 3.791 * * [simplify]: iteration done : 5000 enodes (cost 186 ) 3.791 * [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) (* (neg 1.0) x) (* y x) (* (neg 1.0) x) (* y x) (* (neg 1.0) x) (* y x) (* (neg 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)) 3.791 * * * [progress]: adding candidates to table 3.824 * * [progress]: iteration 2 / 4 3.824 * * * [progress]: picking best candidate 3.827 * * * * [pick]: Picked # 3.827 * * * [progress]: localizing error 3.837 * * * [progress]: generating rewritten candidates 3.837 * * * * [progress]: [ 1 / 1 ] rewriting at (2 1 1) 3.841 * * * [progress]: generating series expansions 3.841 * * * * [progress]: [ 1 / 1 ] generating series at (2 1 1) 3.841 * [approximate]: Taking taylor expansion of (- (* x y) (* 1.0 x)) in (y x) around 0 3.841 * [taylor]: Taking taylor expansion of (- (* x y) (* 1.0 x)) in x 3.841 * [taylor]: Taking taylor expansion of (* x y) in x 3.841 * [taylor]: Taking taylor expansion of x in x 3.841 * [taylor]: Taking taylor expansion of y in x 3.841 * [taylor]: Taking taylor expansion of (* 1.0 x) in x 3.842 * [taylor]: Taking taylor expansion of 1.0 in x 3.842 * [taylor]: Taking taylor expansion of x in x 3.842 * [taylor]: Taking taylor expansion of (- (* x y) (* 1.0 x)) in y 3.842 * [taylor]: Taking taylor expansion of (* x y) in y 3.842 * [taylor]: Taking taylor expansion of x in y 3.842 * [taylor]: Taking taylor expansion of y in y 3.842 * [taylor]: Taking taylor expansion of (* 1.0 x) in y 3.842 * [taylor]: Taking taylor expansion of 1.0 in y 3.842 * [taylor]: Taking taylor expansion of x in y 3.842 * [taylor]: Taking taylor expansion of (- (* x y) (* 1.0 x)) in y 3.842 * [taylor]: Taking taylor expansion of (* x y) in y 3.842 * [taylor]: Taking taylor expansion of x in y 3.842 * [taylor]: Taking taylor expansion of y in y 3.842 * [taylor]: Taking taylor expansion of (* 1.0 x) in y 3.842 * [taylor]: Taking taylor expansion of 1.0 in y 3.842 * [taylor]: Taking taylor expansion of x in y 3.842 * [taylor]: Taking taylor expansion of (neg (* 1.0 x)) in x 3.842 * [taylor]: Taking taylor expansion of (* 1.0 x) in x 3.842 * [taylor]: Taking taylor expansion of 1.0 in x 3.842 * [taylor]: Taking taylor expansion of x in x 3.842 * [taylor]: Taking taylor expansion of x in x 3.842 * [taylor]: Taking taylor expansion of 0 in x 3.842 * [taylor]: Taking taylor expansion of 0 in x 3.843 * [taylor]: Taking taylor expansion of 0 in x 3.843 * [approximate]: Taking taylor expansion of (- (/ 1 (* x y)) (* 1.0 (/ 1 x))) in (y x) around 0 3.843 * [taylor]: Taking taylor expansion of (- (/ 1 (* x y)) (* 1.0 (/ 1 x))) in x 3.843 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x 3.843 * [taylor]: Taking taylor expansion of (* x y) in x 3.843 * [taylor]: Taking taylor expansion of x in x 3.843 * [taylor]: Taking taylor expansion of y in x 3.843 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 x)) in x 3.843 * [taylor]: Taking taylor expansion of 1.0 in x 3.843 * [taylor]: Taking taylor expansion of (/ 1 x) in x 3.843 * [taylor]: Taking taylor expansion of x in x 3.843 * [taylor]: Taking taylor expansion of (- (/ 1 (* x y)) (* 1.0 (/ 1 x))) in y 3.843 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in y 3.843 * [taylor]: Taking taylor expansion of (* x y) in y 3.843 * [taylor]: Taking taylor expansion of x in y 3.843 * [taylor]: Taking taylor expansion of y in y 3.843 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 x)) in y 3.843 * [taylor]: Taking taylor expansion of 1.0 in y 3.843 * [taylor]: Taking taylor expansion of (/ 1 x) in y 3.843 * [taylor]: Taking taylor expansion of x in y 3.843 * [taylor]: Taking taylor expansion of (- (/ 1 (* x y)) (* 1.0 (/ 1 x))) in y 3.843 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in y 3.843 * [taylor]: Taking taylor expansion of (* x y) in y 3.844 * [taylor]: Taking taylor expansion of x in y 3.844 * [taylor]: Taking taylor expansion of y in y 3.844 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 x)) in y 3.844 * [taylor]: Taking taylor expansion of 1.0 in y 3.844 * [taylor]: Taking taylor expansion of (/ 1 x) in y 3.844 * [taylor]: Taking taylor expansion of x in y 3.844 * [taylor]: Taking taylor expansion of (/ 1 x) in x 3.844 * [taylor]: Taking taylor expansion of x in x 3.844 * [taylor]: Taking taylor expansion of (neg (* 1.0 (/ 1 x))) in x 3.844 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 x)) in x 3.844 * [taylor]: Taking taylor expansion of 1.0 in x 3.844 * [taylor]: Taking taylor expansion of (/ 1 x) in x 3.844 * [taylor]: Taking taylor expansion of x in x 3.844 * [taylor]: Taking taylor expansion of 0 in x 3.845 * [taylor]: Taking taylor expansion of 0 in x 3.845 * [approximate]: Taking taylor expansion of (+ (* 1.0 (/ 1 x)) (/ 1 (* x y))) in (y x) around 0 3.845 * [taylor]: Taking taylor expansion of (+ (* 1.0 (/ 1 x)) (/ 1 (* x y))) in x 3.845 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 x)) in x 3.845 * [taylor]: Taking taylor expansion of 1.0 in x 3.845 * [taylor]: Taking taylor expansion of (/ 1 x) in x 3.845 * [taylor]: Taking taylor expansion of x in x 3.845 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x 3.845 * [taylor]: Taking taylor expansion of (* x y) in x 3.845 * [taylor]: Taking taylor expansion of x in x 3.845 * [taylor]: Taking taylor expansion of y in x 3.845 * [taylor]: Taking taylor expansion of (+ (* 1.0 (/ 1 x)) (/ 1 (* x y))) in y 3.846 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 x)) in y 3.846 * [taylor]: Taking taylor expansion of 1.0 in y 3.846 * [taylor]: Taking taylor expansion of (/ 1 x) in y 3.846 * [taylor]: Taking taylor expansion of x in y 3.846 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in y 3.846 * [taylor]: Taking taylor expansion of (* x y) in y 3.846 * [taylor]: Taking taylor expansion of x in y 3.846 * [taylor]: Taking taylor expansion of y in y 3.846 * [taylor]: Taking taylor expansion of (+ (* 1.0 (/ 1 x)) (/ 1 (* x y))) in y 3.846 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 x)) in y 3.846 * [taylor]: Taking taylor expansion of 1.0 in y 3.846 * [taylor]: Taking taylor expansion of (/ 1 x) in y 3.846 * [taylor]: Taking taylor expansion of x in y 3.846 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in y 3.846 * [taylor]: Taking taylor expansion of (* x y) in y 3.846 * [taylor]: Taking taylor expansion of x in y 3.846 * [taylor]: Taking taylor expansion of y in y 3.846 * [taylor]: Taking taylor expansion of (/ 1 x) in x 3.846 * [taylor]: Taking taylor expansion of x in x 3.846 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 x)) in x 3.846 * [taylor]: Taking taylor expansion of 1.0 in x 3.846 * [taylor]: Taking taylor expansion of (/ 1 x) in x 3.846 * [taylor]: Taking taylor expansion of x in x 3.847 * [taylor]: Taking taylor expansion of 0 in x 3.847 * [taylor]: Taking taylor expansion of 0 in x 3.847 * * * [progress]: simplifying candidates 3.848 * [simplify]: Simplifying using # : (* (exp (* y x)) (exp (* (neg 1.0) x))) (log (+ (* y x) (* (neg 1.0) x))) (exp (+ (* y x) (* (neg 1.0) x))) (* (cbrt (+ (* y x) (* (neg 1.0) x))) (cbrt (+ (* y x) (* (neg 1.0) x)))) (cbrt (+ (* y x) (* (neg 1.0) x))) (* (* (+ (* y x) (* (neg 1.0) x)) (+ (* y x) (* (neg 1.0) x))) (+ (* y x) (* (neg 1.0) x))) (sqrt (+ (* y x) (* (neg 1.0) x))) (sqrt (+ (* y x) (* (neg 1.0) x))) (+ (pow (* y x) 3) (pow (* (neg 1.0) x) 3)) (+ (* (* y x) (* y x)) (- (* (* (neg 1.0) x) (* (neg 1.0) x)) (* (* y x) (* (neg 1.0) x)))) (- (* (* y x) (* y x)) (* (* (neg 1.0) x) (* (neg 1.0) x))) (- (* y x) (* (neg 1.0) x)) (+ y (neg 1.0)) (- (* x y) (* 1.0 x)) (- (* x y) (* 1.0 x)) (- (* x y) (* 1.0 x)) 3.849 * * [simplify]: iteration 0 : 32 enodes (cost 188 ) 3.854 * * [simplify]: iteration 1 : 106 enodes (cost 135 ) 3.880 * * [simplify]: iteration 2 : 399 enodes (cost 122 ) 3.995 * * [simplify]: iteration 3 : 1488 enodes (cost 118 ) 4.538 * * [simplify]: iteration done : 5001 enodes (cost 116 ) 4.539 * [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)) 4.539 * * * [progress]: adding candidates to table 4.560 * [progress]: [Phase 3 of 3] Extracting. 4.560 * * [regime]: Finding splitpoints for: (# #) 4.560 * * * [regime-changes]: Trying 4 branch expressions: ((- (* x (- y 1.0)) (* y 0.5)) (+ (- (* x (- y 1.0)) (* y 0.5)) 0.918938533204673) y x) 4.560 * * * * [regimes]: Trying to branch on (- (* x (- y 1.0)) (* y 0.5)) from (# #) 4.600 * * * * [regimes]: Trying to branch on (+ (- (* x (- y 1.0)) (* y 0.5)) 0.918938533204673) from (# #) 4.637 * * * * [regimes]: Trying to branch on y from (# #) 4.672 * * * * [regimes]: Trying to branch on x from (# #) 4.706 * * * [regime]: Found split indices: #