8.090 * [progress]: [Phase 1 of 3] Setting up. 0.001 * * * [progress]: [1/2] Preparing points 0.014 * * * [progress]: [2/2] Setting up program. 0.017 * [progress]: [Phase 2 of 3] Improving. 0.017 * [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 ) 0.021 * * [simplify]: iteration 3 : 21 enodes (cost 5 ) 0.023 * * [simplify]: iteration 4 : 25 enodes (cost 5 ) 0.025 * * [simplify]: iteration done : 25 enodes (cost 5 ) 0.025 * [simplify]: Simplified to: (* x (- 1.0 y)) 0.025 * * [progress]: iteration 1 / 4 0.025 * * * [progress]: picking best candidate 0.027 * * * * [pick]: Picked # 0.028 * * * [progress]: localizing error 0.031 * * * [progress]: generating rewritten candidates 0.031 * * * * [progress]: [ 1 / 1 ] rewriting at (2) 0.038 * * * [progress]: generating series expansions 0.038 * * * * [progress]: [ 1 / 1 ] generating series at (2) 0.039 * [approximate]: Taking taylor expansion of (* x (- 1.0 y)) in (x y) around 0 0.039 * [taylor]: Taking taylor expansion of (* x (- 1.0 y)) in y 0.039 * [taylor]: Taking taylor expansion of x in y 0.039 * [taylor]: Taking taylor expansion of (- 1.0 y) in y 0.039 * [taylor]: Taking taylor expansion of 1.0 in y 0.039 * [taylor]: Taking taylor expansion of y in y 0.039 * [taylor]: Taking taylor expansion of (* x (- 1.0 y)) in x 0.039 * [taylor]: Taking taylor expansion of x in x 0.039 * [taylor]: Taking taylor expansion of (- 1.0 y) in x 0.039 * [taylor]: Taking taylor expansion of 1.0 in x 0.039 * [taylor]: Taking taylor expansion of y in x 0.039 * [taylor]: Taking taylor expansion of (* x (- 1.0 y)) in x 0.039 * [taylor]: Taking taylor expansion of x in x 0.039 * [taylor]: Taking taylor expansion of (- 1.0 y) in x 0.039 * [taylor]: Taking taylor expansion of 1.0 in x 0.039 * [taylor]: Taking taylor expansion of y in x 0.039 * [taylor]: Taking taylor expansion of 0 in y 0.039 * [taylor]: Taking taylor expansion of (- 1.0 y) in y 0.039 * [taylor]: Taking taylor expansion of 1.0 in y 0.039 * [taylor]: Taking taylor expansion of y in y 0.039 * [taylor]: Taking taylor expansion of 0 in y 0.039 * [taylor]: Taking taylor expansion of 0 in y 0.039 * [taylor]: Taking taylor expansion of 0 in y 0.040 * [approximate]: Taking taylor expansion of (/ (- 1.0 (/ 1 y)) x) in (x y) around 0 0.040 * [taylor]: Taking taylor expansion of (/ (- 1.0 (/ 1 y)) x) in y 0.040 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 y)) in y 0.040 * [taylor]: Taking taylor expansion of 1.0 in y 0.040 * [taylor]: Taking taylor expansion of (/ 1 y) in y 0.040 * [taylor]: Taking taylor expansion of y in y 0.040 * [taylor]: Taking taylor expansion of x in y 0.040 * [taylor]: Taking taylor expansion of (/ (- 1.0 (/ 1 y)) x) in x 0.040 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 y)) in x 0.040 * [taylor]: Taking taylor expansion of 1.0 in x 0.040 * [taylor]: Taking taylor expansion of (/ 1 y) in x 0.040 * [taylor]: Taking taylor expansion of y in x 0.040 * [taylor]: Taking taylor expansion of x in x 0.040 * [taylor]: Taking taylor expansion of (/ (- 1.0 (/ 1 y)) x) in x 0.040 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 y)) in x 0.040 * [taylor]: Taking taylor expansion of 1.0 in x 0.040 * [taylor]: Taking taylor expansion of (/ 1 y) in x 0.040 * [taylor]: Taking taylor expansion of y in x 0.040 * [taylor]: Taking taylor expansion of x in x 0.040 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 y)) in y 0.040 * [taylor]: Taking taylor expansion of 1.0 in y 0.040 * [taylor]: Taking taylor expansion of (/ 1 y) in y 0.040 * [taylor]: Taking taylor expansion of y in y 0.041 * [taylor]: Taking taylor expansion of 0 in y 0.041 * [taylor]: Taking taylor expansion of 0 in y 0.041 * [taylor]: Taking taylor expansion of 0 in y 0.041 * [taylor]: Taking taylor expansion of 0 in y 0.042 * [approximate]: Taking taylor expansion of (* -1 (/ (+ (/ 1 y) 1.0) x)) in (x y) around 0 0.042 * [taylor]: Taking taylor expansion of (* -1 (/ (+ (/ 1 y) 1.0) x)) in y 0.042 * [taylor]: Taking taylor expansion of -1 in y 0.042 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 y) 1.0) x) in y 0.042 * [taylor]: Taking taylor expansion of (+ (/ 1 y) 1.0) in y 0.042 * [taylor]: Taking taylor expansion of (/ 1 y) in y 0.042 * [taylor]: Taking taylor expansion of y in y 0.042 * [taylor]: Taking taylor expansion of 1.0 in y 0.042 * [taylor]: Taking taylor expansion of x in y 0.042 * [taylor]: Taking taylor expansion of (* -1 (/ (+ (/ 1 y) 1.0) x)) in x 0.042 * [taylor]: Taking taylor expansion of -1 in x 0.042 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 y) 1.0) x) in x 0.042 * [taylor]: Taking taylor expansion of (+ (/ 1 y) 1.0) in x 0.042 * [taylor]: Taking taylor expansion of (/ 1 y) in x 0.042 * [taylor]: Taking taylor expansion of y in x 0.042 * [taylor]: Taking taylor expansion of 1.0 in x 0.042 * [taylor]: Taking taylor expansion of x in x 0.042 * [taylor]: Taking taylor expansion of (* -1 (/ (+ (/ 1 y) 1.0) x)) in x 0.042 * [taylor]: Taking taylor expansion of -1 in x 0.042 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 y) 1.0) x) in x 0.042 * [taylor]: Taking taylor expansion of (+ (/ 1 y) 1.0) in x 0.042 * [taylor]: Taking taylor expansion of (/ 1 y) in x 0.042 * [taylor]: Taking taylor expansion of y in x 0.042 * [taylor]: Taking taylor expansion of 1.0 in x 0.042 * [taylor]: Taking taylor expansion of x in x 0.042 * [taylor]: Taking taylor expansion of (* -1 (+ 1.0 (/ 1 y))) in y 0.042 * [taylor]: Taking taylor expansion of -1 in y 0.042 * [taylor]: Taking taylor expansion of (+ 1.0 (/ 1 y)) in y 0.042 * [taylor]: Taking taylor expansion of 1.0 in y 0.042 * [taylor]: Taking taylor expansion of (/ 1 y) in y 0.043 * [taylor]: Taking taylor expansion of y in y 0.043 * [taylor]: Taking taylor expansion of 0 in y 0.043 * [taylor]: Taking taylor expansion of 0 in y 0.043 * [taylor]: Taking taylor expansion of 0 in y 0.044 * [taylor]: Taking taylor expansion of 0 in y 0.044 * * * [progress]: simplifying candidates 0.044 * [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)) 0.046 * * [simplify]: iteration 0 : 52 enodes (cost 217 ) 0.053 * * [simplify]: iteration 1 : 114 enodes (cost 213 ) 0.074 * * [simplify]: iteration 2 : 267 enodes (cost 186 ) 0.122 * * [simplify]: iteration 3 : 720 enodes (cost 186 ) 0.302 * * [simplify]: iteration 4 : 1898 enodes (cost 186 ) 0.912 * * [simplify]: iteration done : 5002 enodes (cost 186 ) 0.912 * [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)) 0.912 * * * [progress]: adding candidates to table 0.941 * * [progress]: iteration 2 / 4 0.941 * * * [progress]: picking best candidate 0.943 * * * * [pick]: Picked # 0.943 * * * [progress]: localizing error 0.949 * * * [progress]: generating rewritten candidates 0.949 * * * * [progress]: [ 1 / 1 ] rewriting at (2) 0.953 * * * [progress]: generating series expansions 0.953 * * * * [progress]: [ 1 / 1 ] generating series at (2) 0.953 * [approximate]: Taking taylor expansion of (- (* 1.0 x) (* x y)) in (x y) around 0 0.953 * [taylor]: Taking taylor expansion of (- (* 1.0 x) (* x y)) in y 0.953 * [taylor]: Taking taylor expansion of (* 1.0 x) in y 0.953 * [taylor]: Taking taylor expansion of 1.0 in y 0.953 * [taylor]: Taking taylor expansion of x in y 0.953 * [taylor]: Taking taylor expansion of (* x y) in y 0.953 * [taylor]: Taking taylor expansion of x in y 0.953 * [taylor]: Taking taylor expansion of y in y 0.953 * [taylor]: Taking taylor expansion of (- (* 1.0 x) (* x y)) in x 0.953 * [taylor]: Taking taylor expansion of (* 1.0 x) in x 0.953 * [taylor]: Taking taylor expansion of 1.0 in x 0.953 * [taylor]: Taking taylor expansion of x in x 0.954 * [taylor]: Taking taylor expansion of (* x y) in x 0.954 * [taylor]: Taking taylor expansion of x in x 0.954 * [taylor]: Taking taylor expansion of y in x 0.954 * [taylor]: Taking taylor expansion of (- (* 1.0 x) (* x y)) in x 0.954 * [taylor]: Taking taylor expansion of (* 1.0 x) in x 0.954 * [taylor]: Taking taylor expansion of 1.0 in x 0.954 * [taylor]: Taking taylor expansion of x in x 0.954 * [taylor]: Taking taylor expansion of (* x y) in x 0.954 * [taylor]: Taking taylor expansion of x in x 0.954 * [taylor]: Taking taylor expansion of y in x 0.954 * [taylor]: Taking taylor expansion of 0 in y 0.954 * [taylor]: Taking taylor expansion of (- 1.0 y) in y 0.954 * [taylor]: Taking taylor expansion of 1.0 in y 0.954 * [taylor]: Taking taylor expansion of y in y 0.954 * [taylor]: Taking taylor expansion of 0 in y 0.954 * [taylor]: Taking taylor expansion of 0 in y 0.954 * [taylor]: Taking taylor expansion of 0 in y 0.955 * [approximate]: Taking taylor expansion of (- (* 1.0 (/ 1 x)) (/ 1 (* x y))) in (x y) around 0 0.955 * [taylor]: Taking taylor expansion of (- (* 1.0 (/ 1 x)) (/ 1 (* x y))) in y 0.955 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 x)) in y 0.955 * [taylor]: Taking taylor expansion of 1.0 in y 0.955 * [taylor]: Taking taylor expansion of (/ 1 x) in y 0.955 * [taylor]: Taking taylor expansion of x in y 0.955 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in y 0.955 * [taylor]: Taking taylor expansion of (* x y) in y 0.955 * [taylor]: Taking taylor expansion of x in y 0.955 * [taylor]: Taking taylor expansion of y in y 0.955 * [taylor]: Taking taylor expansion of (- (* 1.0 (/ 1 x)) (/ 1 (* x y))) in x 0.955 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 x)) in x 0.955 * [taylor]: Taking taylor expansion of 1.0 in x 0.955 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.955 * [taylor]: Taking taylor expansion of x in x 0.955 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x 0.955 * [taylor]: Taking taylor expansion of (* x y) in x 0.955 * [taylor]: Taking taylor expansion of x in x 0.955 * [taylor]: Taking taylor expansion of y in x 0.955 * [taylor]: Taking taylor expansion of (- (* 1.0 (/ 1 x)) (/ 1 (* x y))) in x 0.955 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 x)) in x 0.955 * [taylor]: Taking taylor expansion of 1.0 in x 0.955 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.955 * [taylor]: Taking taylor expansion of x in x 0.955 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x 0.955 * [taylor]: Taking taylor expansion of (* x y) in x 0.955 * [taylor]: Taking taylor expansion of x in x 0.955 * [taylor]: Taking taylor expansion of y in x 0.955 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 y)) in y 0.955 * [taylor]: Taking taylor expansion of 1.0 in y 0.955 * [taylor]: Taking taylor expansion of (/ 1 y) in y 0.955 * [taylor]: Taking taylor expansion of y in y 0.956 * [taylor]: Taking taylor expansion of 0 in y 0.956 * [taylor]: Taking taylor expansion of 0 in y 0.956 * [taylor]: Taking taylor expansion of 0 in y 0.957 * [taylor]: Taking taylor expansion of 0 in y 0.957 * [approximate]: Taking taylor expansion of (neg (+ (* 1.0 (/ 1 x)) (/ 1 (* x y)))) in (x y) around 0 0.957 * [taylor]: Taking taylor expansion of (neg (+ (* 1.0 (/ 1 x)) (/ 1 (* x y)))) in y 0.957 * [taylor]: Taking taylor expansion of (+ (* 1.0 (/ 1 x)) (/ 1 (* x y))) in y 0.957 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 x)) in y 0.957 * [taylor]: Taking taylor expansion of 1.0 in y 0.957 * [taylor]: Taking taylor expansion of (/ 1 x) in y 0.957 * [taylor]: Taking taylor expansion of x in y 0.957 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in y 0.957 * [taylor]: Taking taylor expansion of (* x y) in y 0.957 * [taylor]: Taking taylor expansion of x in y 0.957 * [taylor]: Taking taylor expansion of y in y 0.957 * [taylor]: Taking taylor expansion of (neg (+ (* 1.0 (/ 1 x)) (/ 1 (* x y)))) in x 0.957 * [taylor]: Taking taylor expansion of (+ (* 1.0 (/ 1 x)) (/ 1 (* x y))) in x 0.957 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 x)) in x 0.957 * [taylor]: Taking taylor expansion of 1.0 in x 0.957 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.957 * [taylor]: Taking taylor expansion of x in x 0.957 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x 0.957 * [taylor]: Taking taylor expansion of (* x y) in x 0.957 * [taylor]: Taking taylor expansion of x in x 0.957 * [taylor]: Taking taylor expansion of y in x 0.958 * [taylor]: Taking taylor expansion of (neg (+ (* 1.0 (/ 1 x)) (/ 1 (* x y)))) in x 0.958 * [taylor]: Taking taylor expansion of (+ (* 1.0 (/ 1 x)) (/ 1 (* x y))) in x 0.958 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 x)) in x 0.958 * [taylor]: Taking taylor expansion of 1.0 in x 0.958 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.958 * [taylor]: Taking taylor expansion of x in x 0.958 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x 0.958 * [taylor]: Taking taylor expansion of (* x y) in x 0.958 * [taylor]: Taking taylor expansion of x in x 0.958 * [taylor]: Taking taylor expansion of y in x 0.958 * [taylor]: Taking taylor expansion of (neg (+ (/ 1 y) 1.0)) in y 0.958 * [taylor]: Taking taylor expansion of (+ (/ 1 y) 1.0) in y 0.958 * [taylor]: Taking taylor expansion of (/ 1 y) in y 0.958 * [taylor]: Taking taylor expansion of y in y 0.958 * [taylor]: Taking taylor expansion of 1.0 in y 0.958 * [taylor]: Taking taylor expansion of 0 in y 0.958 * [taylor]: Taking taylor expansion of 0 in y 0.959 * [taylor]: Taking taylor expansion of 0 in y 0.959 * [taylor]: Taking taylor expansion of 0 in y 0.959 * * * [progress]: simplifying candidates 0.960 * [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)) 0.961 * * [simplify]: iteration 0 : 31 enodes (cost 188 ) 0.966 * * [simplify]: iteration 1 : 106 enodes (cost 141 ) 0.986 * * [simplify]: iteration 2 : 417 enodes (cost 122 ) 1.105 * * [simplify]: iteration 3 : 1526 enodes (cost 118 ) 1.675 * * [simplify]: iteration done : 5000 enodes (cost 116 ) 1.675 * [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 (* (- 1.0 y) x) 3) (sqrt (* x (- 1.0 y))) (sqrt (* x (- 1.0 y))) (- (pow (* 1.0 x) 3) (pow (* x y) 3)) (* x (+ (* y (* x (+ y 1.0))) (* (* 1.0 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)) 1.675 * * * [progress]: adding candidates to table 1.693 * [progress]: [Phase 3 of 3] Extracting. 1.693 * * [regime]: Finding splitpoints for: (# #) 1.693 * * * [regime-changes]: Trying 4 branch expressions: ((- 1.0 y) (* x (- 1.0 y)) y x) 1.693 * * * * [regimes]: Trying to branch on (- 1.0 y) from (# #) 1.725 * * * * [regimes]: Trying to branch on (* x (- 1.0 y)) from (# #) 1.757 * * * * [regimes]: Trying to branch on y from (# #) 1.789 * * * * [regimes]: Trying to branch on x from (# #) 1.820 * * * [regime]: Found split indices: #