8.580 * [progress]: [Phase 1 of 3] Setting up. 0.001 * * * [progress]: [1/2] Preparing points 0.011 * * * [progress]: [2/2] Setting up program. 0.012 * [progress]: [Phase 2 of 3] Improving. 0.012 * [simplify]: Simplifying using # : (* x (- 1.0 y)) 0.013 * * [simplify]: iteration 0 : 5 enodes (cost 5 ) 0.014 * * [simplify]: iteration 1 : 8 enodes (cost 5 ) 0.015 * * [simplify]: iteration 2 : 15 enodes (cost 5 ) 0.019 * * [simplify]: iteration 3 : 21 enodes (cost 5 ) 0.022 * * [simplify]: iteration 4 : 25 enodes (cost 5 ) 0.024 * * [simplify]: iteration done : 25 enodes (cost 5 ) 0.024 * [simplify]: Simplified to: (* x (- 1.0 y)) 0.025 * * [progress]: iteration 1 / 4 0.025 * * * [progress]: picking best candidate 0.026 * * * * [pick]: Picked # 0.026 * * * [progress]: localizing error 0.029 * * * [progress]: generating rewritten candidates 0.029 * * * * [progress]: [ 1 / 1 ] rewriting at (2) 0.041 * * * [progress]: generating series expansions 0.041 * * * * [progress]: [ 1 / 1 ] generating series at (2) 0.041 * [approximate]: Taking taylor expansion of (* (- 1.0 y) x) in (x y) around 0 0.041 * [taylor]: Taking taylor expansion of (* (- 1.0 y) x) in y 0.041 * [taylor]: Taking taylor expansion of (- 1.0 y) in y 0.041 * [taylor]: Taking taylor expansion of 1.0 in y 0.041 * [taylor]: Taking taylor expansion of y in y 0.041 * [taylor]: Taking taylor expansion of x in y 0.041 * [taylor]: Taking taylor expansion of (* (- 1.0 y) x) in x 0.041 * [taylor]: Taking taylor expansion of (- 1.0 y) in x 0.041 * [taylor]: Taking taylor expansion of 1.0 in x 0.041 * [taylor]: Taking taylor expansion of y in x 0.041 * [taylor]: Taking taylor expansion of x in x 0.041 * [taylor]: Taking taylor expansion of (* (- 1.0 y) x) in x 0.041 * [taylor]: Taking taylor expansion of (- 1.0 y) in x 0.041 * [taylor]: Taking taylor expansion of 1.0 in x 0.041 * [taylor]: Taking taylor expansion of y in x 0.041 * [taylor]: Taking taylor expansion of x in x 0.041 * [taylor]: Taking taylor expansion of 0 in y 0.042 * [taylor]: Taking taylor expansion of (- 1.0 y) in y 0.042 * [taylor]: Taking taylor expansion of 1.0 in y 0.042 * [taylor]: Taking taylor expansion of y in y 0.044 * [taylor]: Taking taylor expansion of 0 in y 0.045 * [taylor]: Taking taylor expansion of 0 in y 0.047 * [taylor]: Taking taylor expansion of 0 in y 0.047 * [approximate]: Taking taylor expansion of (/ (- 1.0 (/ 1 y)) x) in (x y) around 0 0.047 * [taylor]: Taking taylor expansion of (/ (- 1.0 (/ 1 y)) x) 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 0.047 * [taylor]: Taking taylor expansion of x in y 0.048 * [taylor]: Taking taylor expansion of (/ (- 1.0 (/ 1 y)) x) in x 0.048 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 y)) in x 0.048 * [taylor]: Taking taylor expansion of 1.0 in x 0.048 * [taylor]: Taking taylor expansion of (/ 1 y) in x 0.048 * [taylor]: Taking taylor expansion of y in x 0.048 * [taylor]: Taking taylor expansion of x in x 0.048 * [taylor]: Taking taylor expansion of (/ (- 1.0 (/ 1 y)) x) in x 0.048 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 y)) in x 0.048 * [taylor]: Taking taylor expansion of 1.0 in x 0.048 * [taylor]: Taking taylor expansion of (/ 1 y) in x 0.048 * [taylor]: Taking taylor expansion of y in x 0.048 * [taylor]: Taking taylor expansion of x in x 0.048 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 y)) in y 0.048 * [taylor]: Taking taylor expansion of 1.0 in y 0.048 * [taylor]: Taking taylor expansion of (/ 1 y) in y 0.048 * [taylor]: Taking taylor expansion of y in y 0.050 * [taylor]: Taking taylor expansion of 0 in y 0.052 * [taylor]: Taking taylor expansion of 0 in y 0.055 * [taylor]: Taking taylor expansion of 0 in y 0.058 * [taylor]: Taking taylor expansion of 0 in y 0.058 * [approximate]: Taking taylor expansion of (* -1 (/ (+ (/ 1 y) 1.0) x)) in (x y) around 0 0.058 * [taylor]: Taking taylor expansion of (* -1 (/ (+ (/ 1 y) 1.0) x)) in y 0.058 * [taylor]: Taking taylor expansion of -1 in y 0.058 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 y) 1.0) x) in y 0.058 * [taylor]: Taking taylor expansion of (+ (/ 1 y) 1.0) in y 0.058 * [taylor]: Taking taylor expansion of (/ 1 y) in y 0.058 * [taylor]: Taking taylor expansion of y in y 0.059 * [taylor]: Taking taylor expansion of 1.0 in y 0.059 * [taylor]: Taking taylor expansion of x in y 0.059 * [taylor]: Taking taylor expansion of (* -1 (/ (+ (/ 1 y) 1.0) x)) in x 0.059 * [taylor]: Taking taylor expansion of -1 in x 0.059 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 y) 1.0) x) in x 0.059 * [taylor]: Taking taylor expansion of (+ (/ 1 y) 1.0) in x 0.059 * [taylor]: Taking taylor expansion of (/ 1 y) in x 0.059 * [taylor]: Taking taylor expansion of y in x 0.059 * [taylor]: Taking taylor expansion of 1.0 in x 0.059 * [taylor]: Taking taylor expansion of x in x 0.059 * [taylor]: Taking taylor expansion of (* -1 (/ (+ (/ 1 y) 1.0) x)) in x 0.059 * [taylor]: Taking taylor expansion of -1 in x 0.059 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 y) 1.0) x) in x 0.059 * [taylor]: Taking taylor expansion of (+ (/ 1 y) 1.0) in x 0.059 * [taylor]: Taking taylor expansion of (/ 1 y) in x 0.059 * [taylor]: Taking taylor expansion of y in x 0.059 * [taylor]: Taking taylor expansion of 1.0 in x 0.060 * [taylor]: Taking taylor expansion of x in x 0.060 * [taylor]: Taking taylor expansion of (* -1 (+ (/ 1 y) 1.0)) in y 0.060 * [taylor]: Taking taylor expansion of -1 in y 0.060 * [taylor]: Taking taylor expansion of (+ (/ 1 y) 1.0) in y 0.060 * [taylor]: Taking taylor expansion of (/ 1 y) in y 0.060 * [taylor]: Taking taylor expansion of y in y 0.060 * [taylor]: Taking taylor expansion of 1.0 in y 0.062 * [taylor]: Taking taylor expansion of 0 in y 0.066 * [taylor]: Taking taylor expansion of 0 in y 0.069 * [taylor]: Taking taylor expansion of 0 in y 0.073 * [taylor]: Taking taylor expansion of 0 in y 0.074 * * * [progress]: simplifying candidates 0.074 * [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 (- y)) (* x 1.0) (* x (- y)) (* 1.0 x) (* (- y) x) (* 1.0 x) (* (- 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)) 0.076 * * [simplify]: iteration 0 : 52 enodes (cost 217 ) 0.084 * * [simplify]: iteration 1 : 114 enodes (cost 212 ) 0.107 * * [simplify]: iteration 2 : 397 enodes (cost 186 ) 0.411 * * [simplify]: iteration 3 : 1172 enodes (cost 186 ) 0.953 * * [simplify]: iteration 4 : 3060 enodes (cost 186 ) 2.307 * * [simplify]: iteration done : 5001 enodes (cost 186 ) 2.307 * [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) (* (- y) x) (* 1.0 x) (* (- y) x) (* 1.0 x) (* (- y) x) (* 1.0 x) (* (- 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)) 2.307 * * * [progress]: adding candidates to table 2.347 * * [progress]: iteration 2 / 4 2.347 * * * [progress]: picking best candidate 2.348 * * * * [pick]: Picked # 2.348 * * * [progress]: localizing error 2.354 * * * [progress]: generating rewritten candidates 2.354 * * * * [progress]: [ 1 / 1 ] rewriting at (2) 2.357 * * * [progress]: generating series expansions 2.357 * * * * [progress]: [ 1 / 1 ] generating series at (2) 2.357 * [approximate]: Taking taylor expansion of (- (* 1.0 x) (* x y)) in (x y) around 0 2.357 * [taylor]: Taking taylor expansion of (- (* 1.0 x) (* x y)) in y 2.357 * [taylor]: Taking taylor expansion of (* 1.0 x) in y 2.357 * [taylor]: Taking taylor expansion of 1.0 in y 2.357 * [taylor]: Taking taylor expansion of x in y 2.357 * [taylor]: Taking taylor expansion of (* x y) in y 2.357 * [taylor]: Taking taylor expansion of x in y 2.357 * [taylor]: Taking taylor expansion of y in y 2.357 * [taylor]: Taking taylor expansion of (- (* 1.0 x) (* x y)) in x 2.357 * [taylor]: Taking taylor expansion of (* 1.0 x) in x 2.357 * [taylor]: Taking taylor expansion of 1.0 in x 2.357 * [taylor]: Taking taylor expansion of x in x 2.357 * [taylor]: Taking taylor expansion of (* x y) in x 2.357 * [taylor]: Taking taylor expansion of x in x 2.357 * [taylor]: Taking taylor expansion of y in x 2.357 * [taylor]: Taking taylor expansion of (- (* 1.0 x) (* x y)) in x 2.357 * [taylor]: Taking taylor expansion of (* 1.0 x) in x 2.357 * [taylor]: Taking taylor expansion of 1.0 in x 2.358 * [taylor]: Taking taylor expansion of x in x 2.358 * [taylor]: Taking taylor expansion of (* x y) in x 2.358 * [taylor]: Taking taylor expansion of x in x 2.358 * [taylor]: Taking taylor expansion of y in x 2.359 * [taylor]: Taking taylor expansion of 0 in y 2.360 * [taylor]: Taking taylor expansion of (- 1.0 y) in y 2.360 * [taylor]: Taking taylor expansion of 1.0 in y 2.360 * [taylor]: Taking taylor expansion of y in y 2.362 * [taylor]: Taking taylor expansion of 0 in y 2.364 * [taylor]: Taking taylor expansion of 0 in y 2.367 * [taylor]: Taking taylor expansion of 0 in y 2.367 * [approximate]: Taking taylor expansion of (- (* 1.0 (/ 1 x)) (/ 1 (* x y))) in (x y) around 0 2.367 * [taylor]: Taking taylor expansion of (- (* 1.0 (/ 1 x)) (/ 1 (* x y))) in y 2.367 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 x)) in y 2.367 * [taylor]: Taking taylor expansion of 1.0 in y 2.367 * [taylor]: Taking taylor expansion of (/ 1 x) in y 2.367 * [taylor]: Taking taylor expansion of x in y 2.367 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in y 2.367 * [taylor]: Taking taylor expansion of (* x y) in y 2.367 * [taylor]: Taking taylor expansion of x in y 2.367 * [taylor]: Taking taylor expansion of y in y 2.367 * [taylor]: Taking taylor expansion of (- (* 1.0 (/ 1 x)) (/ 1 (* x y))) in x 2.367 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 x)) in x 2.368 * [taylor]: Taking taylor expansion of 1.0 in x 2.368 * [taylor]: Taking taylor expansion of (/ 1 x) in x 2.368 * [taylor]: Taking taylor expansion of x in x 2.368 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x 2.368 * [taylor]: Taking taylor expansion of (* x y) in x 2.368 * [taylor]: Taking taylor expansion of x in x 2.368 * [taylor]: Taking taylor expansion of y in x 2.368 * [taylor]: Taking taylor expansion of (- (* 1.0 (/ 1 x)) (/ 1 (* x y))) in x 2.368 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 x)) in x 2.368 * [taylor]: Taking taylor expansion of 1.0 in x 2.368 * [taylor]: Taking taylor expansion of (/ 1 x) in x 2.368 * [taylor]: Taking taylor expansion of x in x 2.369 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x 2.369 * [taylor]: Taking taylor expansion of (* x y) in x 2.369 * [taylor]: Taking taylor expansion of x in x 2.369 * [taylor]: Taking taylor expansion of y in x 2.370 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 y)) in y 2.370 * [taylor]: Taking taylor expansion of 1.0 in y 2.370 * [taylor]: Taking taylor expansion of (/ 1 y) in y 2.370 * [taylor]: Taking taylor expansion of y in y 2.372 * [taylor]: Taking taylor expansion of 0 in y 2.375 * [taylor]: Taking taylor expansion of 0 in y 2.379 * [taylor]: Taking taylor expansion of 0 in y 2.383 * [taylor]: Taking taylor expansion of 0 in y 2.383 * [approximate]: Taking taylor expansion of (- (+ (/ 1 (* x y)) (* 1.0 (/ 1 x)))) in (x y) around 0 2.383 * [taylor]: Taking taylor expansion of (- (+ (/ 1 (* x y)) (* 1.0 (/ 1 x)))) in y 2.383 * [taylor]: Taking taylor expansion of (+ (/ 1 (* x y)) (* 1.0 (/ 1 x))) in y 2.383 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in y 2.383 * [taylor]: Taking taylor expansion of (* x y) in y 2.383 * [taylor]: Taking taylor expansion of x in y 2.383 * [taylor]: Taking taylor expansion of y in y 2.384 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 x)) in y 2.384 * [taylor]: Taking taylor expansion of 1.0 in y 2.384 * [taylor]: Taking taylor expansion of (/ 1 x) in y 2.384 * [taylor]: Taking taylor expansion of x in y 2.384 * [taylor]: Taking taylor expansion of (- (+ (/ 1 (* x y)) (* 1.0 (/ 1 x)))) in x 2.384 * [taylor]: Taking taylor expansion of (+ (/ 1 (* x y)) (* 1.0 (/ 1 x))) in x 2.384 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x 2.384 * [taylor]: Taking taylor expansion of (* x y) in x 2.384 * [taylor]: Taking taylor expansion of x in x 2.384 * [taylor]: Taking taylor expansion of y in x 2.384 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 x)) in x 2.384 * [taylor]: Taking taylor expansion of 1.0 in x 2.384 * [taylor]: Taking taylor expansion of (/ 1 x) in x 2.384 * [taylor]: Taking taylor expansion of x in x 2.384 * [taylor]: Taking taylor expansion of (- (+ (/ 1 (* x y)) (* 1.0 (/ 1 x)))) in x 2.385 * [taylor]: Taking taylor expansion of (+ (/ 1 (* x y)) (* 1.0 (/ 1 x))) in x 2.385 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x 2.385 * [taylor]: Taking taylor expansion of (* x y) in x 2.385 * [taylor]: Taking taylor expansion of x in x 2.385 * [taylor]: Taking taylor expansion of y in x 2.385 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 x)) in x 2.385 * [taylor]: Taking taylor expansion of 1.0 in x 2.385 * [taylor]: Taking taylor expansion of (/ 1 x) in x 2.385 * [taylor]: Taking taylor expansion of x in x 2.386 * [taylor]: Taking taylor expansion of (- (+ (/ 1 y) 1.0)) in y 2.386 * [taylor]: Taking taylor expansion of (+ (/ 1 y) 1.0) in y 2.386 * [taylor]: Taking taylor expansion of (/ 1 y) in y 2.386 * [taylor]: Taking taylor expansion of y in y 2.386 * [taylor]: Taking taylor expansion of 1.0 in y 2.388 * [taylor]: Taking taylor expansion of 0 in y 2.392 * [taylor]: Taking taylor expansion of 0 in y 2.395 * [taylor]: Taking taylor expansion of 0 in y 2.399 * [taylor]: Taking taylor expansion of 0 in y 2.400 * * * [progress]: simplifying candidates 2.400 * [simplify]: Simplifying using # : (* (exp (* 1.0 x)) (exp (* (- y) x))) (log (+ (* 1.0 x) (* (- y) x))) (exp (+ (* 1.0 x) (* (- y) x))) (* (cbrt (+ (* 1.0 x) (* (- y) x))) (cbrt (+ (* 1.0 x) (* (- y) x)))) (cbrt (+ (* 1.0 x) (* (- y) x))) (* (* (+ (* 1.0 x) (* (- y) x)) (+ (* 1.0 x) (* (- y) x))) (+ (* 1.0 x) (* (- y) x))) (sqrt (+ (* 1.0 x) (* (- y) x))) (sqrt (+ (* 1.0 x) (* (- y) x))) (+ (pow (* 1.0 x) 3) (pow (* (- y) x) 3)) (+ (* (* 1.0 x) (* 1.0 x)) (- (* (* (- y) x) (* (- y) x)) (* (* 1.0 x) (* (- y) x)))) (- (* (* 1.0 x) (* 1.0 x)) (* (* (- y) x) (* (- y) x))) (- (* 1.0 x) (* (- y) x)) (+ 1.0 (- y)) (- (* 1.0 x) (* x y)) (- (* 1.0 x) (* x y)) (- (* 1.0 x) (* x y)) 2.401 * * [simplify]: iteration 0 : 31 enodes (cost 188 ) 2.409 * * [simplify]: iteration 1 : 106 enodes (cost 135 ) 2.431 * * [simplify]: iteration 2 : 422 enodes (cost 122 ) 2.549 * * [simplify]: iteration 3 : 1567 enodes (cost 118 ) 3.270 * * [simplify]: iteration done : 5000 enodes (cost 116 ) 3.271 * [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 x) 3) (pow (* x y) 3)) (* x (+ (* (* 1.0 1.0) x) (* y (* x (+ y 1.0))))) (* (* 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)) 3.271 * * * [progress]: adding candidates to table 3.295 * [progress]: [Phase 3 of 3] Extracting. 3.295 * * [regime]: Finding splitpoints for: (# #) 3.295 * * * [regime-changes]: Trying 4 branch expressions: ((- 1.0 y) (* x (- 1.0 y)) y x) 3.295 * * * * [regimes]: Trying to branch on (- 1.0 y) from (# #) 3.307 * * * * [regimes]: Trying to branch on (* x (- 1.0 y)) from (# #) 3.318 * * * * [regimes]: Trying to branch on y from (# #) 3.328 * * * * [regimes]: Trying to branch on x from (# #) 3.341 * * * [regime]: Found split indices: #