7.861 * [progress]: [Phase 1 of 3] Setting up. 0.001 * * * [progress]: [1/2] Preparing points 0.014 * * * [progress]: [2/2] Setting up program. 0.016 * [progress]: [Phase 2 of 3] Improving. 0.016 * [simplify]: Simplifying using # : (* x (- 1.0 y)) 0.017 * * [simplify]: iteration 0 : 5 enodes (cost 5 ) 0.018 * * [simplify]: iteration 1 : 8 enodes (cost 5 ) 0.019 * * [simplify]: iteration 2 : 15 enodes (cost 5 ) 0.020 * * [simplify]: iteration 3 : 20 enodes (cost 5 ) 0.023 * * [simplify]: iteration 4 : 24 enodes (cost 5 ) 0.025 * * [simplify]: iteration done : 24 enodes (cost 5 ) 0.025 * [simplify]: Simplified to: (* x (- 1.0 y)) 0.026 * * [progress]: iteration 1 / 4 0.026 * * * [progress]: picking best candidate 0.028 * * * * [pick]: Picked # 0.028 * * * [progress]: localizing error 0.031 * * * [progress]: generating rewritten candidates 0.031 * * * * [progress]: [ 1 / 1 ] rewriting at (2) 0.043 * * * [progress]: generating series expansions 0.043 * * * * [progress]: [ 1 / 1 ] generating series at (2) 0.044 * [approximate]: Taking taylor expansion of (* x (- 1.0 y)) in (x y) around 0 0.044 * [taylor]: Taking taylor expansion of (* x (- 1.0 y)) in y 0.044 * [taylor]: Taking taylor expansion of x in y 0.044 * [taylor]: Taking taylor expansion of (- 1.0 y) in y 0.044 * [taylor]: Taking taylor expansion of 1.0 in y 0.044 * [taylor]: Taking taylor expansion of y in y 0.044 * [taylor]: Taking taylor expansion of (* x (- 1.0 y)) in x 0.044 * [taylor]: Taking taylor expansion of x in x 0.044 * [taylor]: Taking taylor expansion of (- 1.0 y) in x 0.044 * [taylor]: Taking taylor expansion of 1.0 in x 0.044 * [taylor]: Taking taylor expansion of y in x 0.044 * [taylor]: Taking taylor expansion of (* x (- 1.0 y)) in x 0.044 * [taylor]: Taking taylor expansion of x in x 0.044 * [taylor]: Taking taylor expansion of (- 1.0 y) in x 0.044 * [taylor]: Taking taylor expansion of 1.0 in x 0.044 * [taylor]: Taking taylor expansion of y in x 0.044 * [taylor]: Taking taylor expansion of 0 in y 0.044 * [taylor]: Taking taylor expansion of (- 1.0 y) in y 0.044 * [taylor]: Taking taylor expansion of 1.0 in y 0.044 * [taylor]: Taking taylor expansion of y in y 0.044 * [taylor]: Taking taylor expansion of 0 in y 0.044 * [taylor]: Taking taylor expansion of 0 in y 0.044 * [taylor]: Taking taylor expansion of 0 in y 0.045 * [approximate]: Taking taylor expansion of (/ (- 1.0 (/ 1 y)) x) in (x y) around 0 0.045 * [taylor]: Taking taylor expansion of (/ (- 1.0 (/ 1 y)) x) in y 0.045 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 y)) in y 0.045 * [taylor]: Taking taylor expansion of 1.0 in y 0.045 * [taylor]: Taking taylor expansion of (/ 1 y) in y 0.045 * [taylor]: Taking taylor expansion of y in y 0.045 * [taylor]: Taking taylor expansion of x in y 0.045 * [taylor]: Taking taylor expansion of (/ (- 1.0 (/ 1 y)) x) in x 0.045 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 y)) in x 0.045 * [taylor]: Taking taylor expansion of 1.0 in x 0.045 * [taylor]: Taking taylor expansion of (/ 1 y) in x 0.045 * [taylor]: Taking taylor expansion of y in x 0.045 * [taylor]: Taking taylor expansion of x in x 0.045 * [taylor]: Taking taylor expansion of (/ (- 1.0 (/ 1 y)) x) in x 0.045 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 y)) in x 0.045 * [taylor]: Taking taylor expansion of 1.0 in x 0.045 * [taylor]: Taking taylor expansion of (/ 1 y) in x 0.045 * [taylor]: Taking taylor expansion of y in x 0.045 * [taylor]: Taking taylor expansion of x in x 0.045 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 y)) in y 0.045 * [taylor]: Taking taylor expansion of 1.0 in y 0.045 * [taylor]: Taking taylor expansion of (/ 1 y) in y 0.045 * [taylor]: Taking taylor expansion of y in y 0.046 * [taylor]: Taking taylor expansion of 0 in y 0.046 * [taylor]: Taking taylor expansion of 0 in y 0.046 * [taylor]: Taking taylor expansion of 0 in y 0.046 * [taylor]: Taking taylor expansion of 0 in y 0.047 * [approximate]: Taking taylor expansion of (* -1 (/ (+ (/ 1 y) 1.0) x)) in (x y) around 0 0.047 * [taylor]: Taking taylor expansion of (* -1 (/ (+ (/ 1 y) 1.0) x)) in y 0.047 * [taylor]: Taking taylor expansion of -1 in y 0.047 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 y) 1.0) x) in y 0.047 * [taylor]: Taking taylor expansion of (+ (/ 1 y) 1.0) in y 0.047 * [taylor]: Taking taylor expansion of (/ 1 y) in y 0.047 * [taylor]: Taking taylor expansion of y in y 0.047 * [taylor]: Taking taylor expansion of 1.0 in y 0.047 * [taylor]: Taking taylor expansion of x in y 0.047 * [taylor]: Taking taylor expansion of (* -1 (/ (+ (/ 1 y) 1.0) x)) in x 0.047 * [taylor]: Taking taylor expansion of -1 in x 0.047 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 y) 1.0) x) in x 0.047 * [taylor]: Taking taylor expansion of (+ (/ 1 y) 1.0) in x 0.047 * [taylor]: Taking taylor expansion of (/ 1 y) in x 0.047 * [taylor]: Taking taylor expansion of y in x 0.047 * [taylor]: Taking taylor expansion of 1.0 in x 0.047 * [taylor]: Taking taylor expansion of x in x 0.047 * [taylor]: Taking taylor expansion of (* -1 (/ (+ (/ 1 y) 1.0) x)) in x 0.047 * [taylor]: Taking taylor expansion of -1 in x 0.047 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 y) 1.0) x) in x 0.047 * [taylor]: Taking taylor expansion of (+ (/ 1 y) 1.0) in x 0.047 * [taylor]: Taking taylor expansion of (/ 1 y) in x 0.047 * [taylor]: Taking taylor expansion of y in x 0.047 * [taylor]: Taking taylor expansion of 1.0 in x 0.047 * [taylor]: Taking taylor expansion of x in x 0.047 * [taylor]: Taking taylor expansion of (* -1 (+ 1.0 (/ 1 y))) in y 0.047 * [taylor]: Taking taylor expansion of -1 in y 0.047 * [taylor]: Taking taylor expansion of (+ 1.0 (/ 1 y)) in y 0.047 * [taylor]: Taking taylor expansion of 1.0 in y 0.047 * [taylor]: Taking taylor expansion of (/ 1 y) in y 0.047 * [taylor]: Taking taylor expansion of y in y 0.048 * [taylor]: Taking taylor expansion of 0 in y 0.048 * [taylor]: Taking taylor expansion of 0 in y 0.048 * [taylor]: Taking taylor expansion of 0 in y 0.049 * [taylor]: Taking taylor expansion of 0 in y 0.049 * * * [progress]: simplifying candidates 0.049 * [simplify]: Simplifying using # : (* x (- 1.0 y)) (+ (log x) (log (- 1.0 y))) (log (* x (- 1.0 y))) (exp (* x (- 1.0 y))) (* (* (* x x) x) (* (* (- 1.0 y) (- 1.0 y)) (- 1.0 y))) (* (cbrt (* x (- 1.0 y))) (cbrt (* x (- 1.0 y)))) (cbrt (* x (- 1.0 y))) (* (* (* x (- 1.0 y)) (* x (- 1.0 y))) (* x (- 1.0 y))) (sqrt (* x (- 1.0 y))) (sqrt (* x (- 1.0 y))) (* (sqrt x) (sqrt (- 1.0 y))) (* (sqrt x) (sqrt (- 1.0 y))) (* x 1.0) (* x (neg y)) (* x 1.0) (* x (neg y)) (* 1.0 x) (* (neg y) x) (* 1.0 x) (* (neg y) x) (* x (* (cbrt (- 1.0 y)) (cbrt (- 1.0 y)))) (* x (sqrt (- 1.0 y))) (* x 1) (* x (+ (sqrt 1.0) (sqrt y))) (* x 1) (* (cbrt x) (- 1.0 y)) (* (sqrt x) (- 1.0 y)) (* x (- 1.0 y)) (* x (- (pow 1.0 3) (pow y 3))) (* x (- (* 1.0 1.0) (* y y))) (- (* 1.0 x) (* x y)) (- (* 1.0 x) (* x y)) (- (* 1.0 x) (* x y)) 0.051 * * [simplify]: iteration 0 : 52 enodes (cost 217 ) 0.061 * * [simplify]: iteration 1 : 112 enodes (cost 212 ) 0.079 * * [simplify]: iteration 2 : 255 enodes (cost 186 ) 0.139 * * [simplify]: iteration 3 : 659 enodes (cost 186 ) 0.431 * * [simplify]: iteration 4 : 1745 enodes (cost 186 ) 1.878 * * [simplify]: iteration done : 5000 enodes (cost 186 ) 1.878 * [simplify]: Simplified to: (* x (- 1.0 y)) (log (* x (- 1.0 y))) (log (* x (- 1.0 y))) (exp (* x (- 1.0 y))) (pow (* x (- 1.0 y)) 3) (* (cbrt (* x (- 1.0 y))) (cbrt (* x (- 1.0 y)))) (cbrt (* x (- 1.0 y))) (pow (* x (- 1.0 y)) 3) (sqrt (* x (- 1.0 y))) (sqrt (* x (- 1.0 y))) (* (sqrt x) (sqrt (- 1.0 y))) (* (sqrt x) (sqrt (- 1.0 y))) (* 1.0 x) (* (neg y) x) (* 1.0 x) (* (neg y) x) (* 1.0 x) (* (neg y) x) (* 1.0 x) (* (neg y) x) (* x (* (cbrt (- 1.0 y)) (cbrt (- 1.0 y)))) (* x (sqrt (- 1.0 y))) x (* x (+ (sqrt 1.0) (sqrt y))) x (* (cbrt x) (- 1.0 y)) (* (sqrt x) (- 1.0 y)) (* x (- 1.0 y)) (* x (- (pow 1.0 3) (pow y 3))) (* x (- (* 1.0 1.0) (* y y))) (* x (- 1.0 y)) (* x (- 1.0 y)) (* x (- 1.0 y)) 1.878 * * * [progress]: adding candidates to table 1.907 * * [progress]: iteration 2 / 4 1.907 * * * [progress]: picking best candidate 1.909 * * * * [pick]: Picked # 1.909 * * * [progress]: localizing error 1.915 * * * [progress]: generating rewritten candidates 1.915 * * * * [progress]: [ 1 / 1 ] rewriting at (2) 1.919 * * * [progress]: generating series expansions 1.919 * * * * [progress]: [ 1 / 1 ] generating series at (2) 1.919 * [approximate]: Taking taylor expansion of (- (* 1.0 x) (* x y)) in (x y) around 0 1.919 * [taylor]: Taking taylor expansion of (- (* 1.0 x) (* x y)) in y 1.919 * [taylor]: Taking taylor expansion of (* 1.0 x) in y 1.919 * [taylor]: Taking taylor expansion of 1.0 in y 1.919 * [taylor]: Taking taylor expansion of x in y 1.919 * [taylor]: Taking taylor expansion of (* x y) in y 1.919 * [taylor]: Taking taylor expansion of x in y 1.919 * [taylor]: Taking taylor expansion of y in y 1.919 * [taylor]: Taking taylor expansion of (- (* 1.0 x) (* x y)) in x 1.919 * [taylor]: Taking taylor expansion of (* 1.0 x) in x 1.919 * [taylor]: Taking taylor expansion of 1.0 in x 1.919 * [taylor]: Taking taylor expansion of x in x 1.919 * [taylor]: Taking taylor expansion of (* x y) in x 1.919 * [taylor]: Taking taylor expansion of x in x 1.919 * [taylor]: Taking taylor expansion of y in x 1.919 * [taylor]: Taking taylor expansion of (- (* 1.0 x) (* x y)) in x 1.919 * [taylor]: Taking taylor expansion of (* 1.0 x) in x 1.919 * [taylor]: Taking taylor expansion of 1.0 in x 1.920 * [taylor]: Taking taylor expansion of x in x 1.920 * [taylor]: Taking taylor expansion of (* x y) in x 1.920 * [taylor]: Taking taylor expansion of x in x 1.920 * [taylor]: Taking taylor expansion of y in x 1.920 * [taylor]: Taking taylor expansion of 0 in y 1.920 * [taylor]: Taking taylor expansion of (- 1.0 y) in y 1.920 * [taylor]: Taking taylor expansion of 1.0 in y 1.920 * [taylor]: Taking taylor expansion of y in y 1.920 * [taylor]: Taking taylor expansion of 0 in y 1.920 * [taylor]: Taking taylor expansion of 0 in y 1.920 * [taylor]: Taking taylor expansion of 0 in y 1.920 * [approximate]: Taking taylor expansion of (- (* 1.0 (/ 1 x)) (/ 1 (* x y))) in (x y) around 0 1.921 * [taylor]: Taking taylor expansion of (- (* 1.0 (/ 1 x)) (/ 1 (* x y))) in y 1.921 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 x)) in y 1.921 * [taylor]: Taking taylor expansion of 1.0 in y 1.921 * [taylor]: Taking taylor expansion of (/ 1 x) in y 1.921 * [taylor]: Taking taylor expansion of x in y 1.921 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in y 1.921 * [taylor]: Taking taylor expansion of (* x y) in y 1.921 * [taylor]: Taking taylor expansion of x in y 1.921 * [taylor]: Taking taylor expansion of y in y 1.921 * [taylor]: Taking taylor expansion of (- (* 1.0 (/ 1 x)) (/ 1 (* x y))) in x 1.921 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 x)) in x 1.921 * [taylor]: Taking taylor expansion of 1.0 in x 1.921 * [taylor]: Taking taylor expansion of (/ 1 x) in x 1.921 * [taylor]: Taking taylor expansion of x in x 1.921 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x 1.921 * [taylor]: Taking taylor expansion of (* x y) in x 1.921 * [taylor]: Taking taylor expansion of x in x 1.921 * [taylor]: Taking taylor expansion of y in x 1.921 * [taylor]: Taking taylor expansion of (- (* 1.0 (/ 1 x)) (/ 1 (* x y))) in x 1.921 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 x)) in x 1.921 * [taylor]: Taking taylor expansion of 1.0 in x 1.921 * [taylor]: Taking taylor expansion of (/ 1 x) in x 1.921 * [taylor]: Taking taylor expansion of x in x 1.921 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x 1.921 * [taylor]: Taking taylor expansion of (* x y) in x 1.921 * [taylor]: Taking taylor expansion of x in x 1.921 * [taylor]: Taking taylor expansion of y in x 1.921 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 y)) in y 1.921 * [taylor]: Taking taylor expansion of 1.0 in y 1.921 * [taylor]: Taking taylor expansion of (/ 1 y) in y 1.921 * [taylor]: Taking taylor expansion of y in y 1.922 * [taylor]: Taking taylor expansion of 0 in y 1.922 * [taylor]: Taking taylor expansion of 0 in y 1.922 * [taylor]: Taking taylor expansion of 0 in y 1.923 * [taylor]: Taking taylor expansion of 0 in y 1.923 * [approximate]: Taking taylor expansion of (neg (+ (* 1.0 (/ 1 x)) (/ 1 (* x y)))) in (x y) around 0 1.923 * [taylor]: Taking taylor expansion of (neg (+ (* 1.0 (/ 1 x)) (/ 1 (* x y)))) in y 1.923 * [taylor]: Taking taylor expansion of (+ (* 1.0 (/ 1 x)) (/ 1 (* x y))) in y 1.923 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 x)) in y 1.923 * [taylor]: Taking taylor expansion of 1.0 in y 1.923 * [taylor]: Taking taylor expansion of (/ 1 x) in y 1.923 * [taylor]: Taking taylor expansion of x in y 1.923 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in y 1.923 * [taylor]: Taking taylor expansion of (* x y) in y 1.923 * [taylor]: Taking taylor expansion of x in y 1.923 * [taylor]: Taking taylor expansion of y in y 1.923 * [taylor]: Taking taylor expansion of (neg (+ (* 1.0 (/ 1 x)) (/ 1 (* x y)))) in x 1.923 * [taylor]: Taking taylor expansion of (+ (* 1.0 (/ 1 x)) (/ 1 (* x y))) in x 1.923 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 x)) in x 1.923 * [taylor]: Taking taylor expansion of 1.0 in x 1.923 * [taylor]: Taking taylor expansion of (/ 1 x) in x 1.923 * [taylor]: Taking taylor expansion of x in x 1.923 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x 1.923 * [taylor]: Taking taylor expansion of (* x y) in x 1.923 * [taylor]: Taking taylor expansion of x in x 1.923 * [taylor]: Taking taylor expansion of y in x 1.923 * [taylor]: Taking taylor expansion of (neg (+ (* 1.0 (/ 1 x)) (/ 1 (* x y)))) in x 1.923 * [taylor]: Taking taylor expansion of (+ (* 1.0 (/ 1 x)) (/ 1 (* x y))) in x 1.923 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 x)) in x 1.923 * [taylor]: Taking taylor expansion of 1.0 in x 1.923 * [taylor]: Taking taylor expansion of (/ 1 x) in x 1.923 * [taylor]: Taking taylor expansion of x in x 1.923 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x 1.923 * [taylor]: Taking taylor expansion of (* x y) in x 1.924 * [taylor]: Taking taylor expansion of x in x 1.924 * [taylor]: Taking taylor expansion of y in x 1.924 * [taylor]: Taking taylor expansion of (neg (+ (/ 1 y) 1.0)) in y 1.924 * [taylor]: Taking taylor expansion of (+ (/ 1 y) 1.0) in y 1.924 * [taylor]: Taking taylor expansion of (/ 1 y) in y 1.924 * [taylor]: Taking taylor expansion of y in y 1.924 * [taylor]: Taking taylor expansion of 1.0 in y 1.924 * [taylor]: Taking taylor expansion of 0 in y 1.924 * [taylor]: Taking taylor expansion of 0 in y 1.925 * [taylor]: Taking taylor expansion of 0 in y 1.925 * [taylor]: Taking taylor expansion of 0 in y 1.925 * * * [progress]: simplifying candidates 1.926 * [simplify]: Simplifying using # : (* (exp (* 1.0 x)) (exp (* (neg y) x))) (log (+ (* 1.0 x) (* (neg y) x))) (exp (+ (* 1.0 x) (* (neg y) x))) (* (cbrt (+ (* 1.0 x) (* (neg y) x))) (cbrt (+ (* 1.0 x) (* (neg y) x)))) (cbrt (+ (* 1.0 x) (* (neg y) x))) (* (* (+ (* 1.0 x) (* (neg y) x)) (+ (* 1.0 x) (* (neg y) x))) (+ (* 1.0 x) (* (neg y) x))) (sqrt (+ (* 1.0 x) (* (neg y) x))) (sqrt (+ (* 1.0 x) (* (neg y) x))) (+ (pow (* 1.0 x) 3) (pow (* (neg y) x) 3)) (+ (* (* 1.0 x) (* 1.0 x)) (- (* (* (neg y) x) (* (neg y) x)) (* (* 1.0 x) (* (neg y) x)))) (- (* (* 1.0 x) (* 1.0 x)) (* (* (neg y) x) (* (neg y) x))) (- (* 1.0 x) (* (neg y) x)) (+ 1.0 (neg y)) (- (* 1.0 x) (* x y)) (- (* 1.0 x) (* x y)) (- (* 1.0 x) (* x y)) 1.927 * * [simplify]: iteration 0 : 31 enodes (cost 188 ) 1.932 * * [simplify]: iteration 1 : 106 enodes (cost 135 ) 1.960 * * [simplify]: iteration 2 : 394 enodes (cost 122 ) 2.206 * * [simplify]: iteration 3 : 1452 enodes (cost 118 ) 4.310 * * [simplify]: iteration 4 : 4605 enodes (cost 116 ) 5.961 * * [simplify]: iteration done : 5000 enodes (cost 116 ) 5.961 * [simplify]: Simplified to: (exp (* x (- 1.0 y))) (log (* x (- 1.0 y))) (exp (* x (- 1.0 y))) (* (cbrt (* x (- 1.0 y))) (cbrt (* x (- 1.0 y)))) (cbrt (* x (- 1.0 y))) (pow (* x (- 1.0 y)) 3) (sqrt (* x (- 1.0 y))) (sqrt (* x (- 1.0 y))) (* (- (pow 1.0 3) (pow y 3)) (pow x 3)) (* (+ (* (* y y) x) (* (* 1.0 x) (+ y 1.0))) x) (* (* x x) (- (* 1.0 1.0) (* y y))) (* x (+ y 1.0)) (- 1.0 y) (* x (- 1.0 y)) (* x (- 1.0 y)) (* x (- 1.0 y)) 5.961 * * * [progress]: adding candidates to table 5.985 * [progress]: [Phase 3 of 3] Extracting. 5.985 * * [regime]: Finding splitpoints for: (# #) 5.986 * * * [regime-changes]: Trying 4 branch expressions: ((- 1.0 y) (* x (- 1.0 y)) y x) 5.986 * * * * [regimes]: Trying to branch on (- 1.0 y) from (# #) 6.014 * * * * [regimes]: Trying to branch on (* x (- 1.0 y)) from (# #) 6.048 * * * * [regimes]: Trying to branch on y from (# #) 6.078 * * * * [regimes]: Trying to branch on x from (# #) 6.109 * * * [regime]: Found split indices: #