0.816 * [progress]: [Phase 1 of 3] Setting up. 0.002 * * * [progress]: [1/2] Preparing points 0.262 * * * [progress]: [2/2] Setting up program. 0.264 * [progress]: [Phase 2 of 3] Improving. 0.267 * [simplify]: Simplifying using # : (- (* (+ x 1.0) (+ x 1.0)) 1.0) 0.270 * * [simplify]: iteration 0 : 14 enodes (cost 4 ) 0.271 * * [simplify]: iteration 1 : 37 enodes (cost 4 ) 0.273 * * [simplify]: iteration 2 : 103 enodes (cost 4 ) 0.275 * * [simplify]: iteration 3 : 220 enodes (cost 4 ) 0.278 * * [simplify]: iteration 4 : 387 enodes (cost 4 ) 0.282 * * [simplify]: iteration 5 : 527 enodes (cost 4 ) 0.287 * * [simplify]: iteration 6 : 803 enodes (cost 4 ) 0.297 * * [simplify]: iteration 7 : 1602 enodes (cost 4 ) 0.314 * * [simplify]: iteration 8 : 2861 enodes (cost 4 ) 0.336 * * [simplify]: iteration 9 : 4334 enodes (cost 4 ) 0.359 * * [simplify]: iteration 10 : 4807 enodes (cost 4 ) 0.382 * * [simplify]: iteration 11 : 5001 enodes (cost 4 ) 0.383 * [simplify]: Simplified to: (- (* (+ x 1.0) (+ x 1.0)) 1.0) 0.384 * * [progress]: iteration 1 / 4 0.384 * * * [progress]: picking best candidate 0.386 * * * * [pick]: Picked # 0.386 * * * [progress]: localizing error 0.393 * * * [progress]: generating rewritten candidates 0.393 * * * * [progress]: [ 1 / 1 ] rewriting at (2) 0.406 * * * [progress]: generating series expansions 0.406 * * * * [progress]: [ 1 / 1 ] generating series at (2) 0.410 * [approximate]: Taking taylor expansion of (+ (pow x 2) (* 2.0 x)) in (x) around 0 0.411 * [taylor]: Taking taylor expansion of (+ (pow x 2) (* 2.0 x)) in x 0.411 * [taylor]: Taking taylor expansion of (pow x 2) in x 0.411 * [taylor]: Taking taylor expansion of x in x 0.411 * [taylor]: Taking taylor expansion of (* 2.0 x) in x 0.411 * [taylor]: Taking taylor expansion of 2.0 in x 0.411 * [taylor]: Taking taylor expansion of x in x 0.412 * [taylor]: Taking taylor expansion of (+ (pow x 2) (* 2.0 x)) in x 0.412 * [taylor]: Taking taylor expansion of (pow x 2) in x 0.412 * [taylor]: Taking taylor expansion of x in x 0.412 * [taylor]: Taking taylor expansion of (* 2.0 x) in x 0.412 * [taylor]: Taking taylor expansion of 2.0 in x 0.412 * [taylor]: Taking taylor expansion of x in x 0.426 * [approximate]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 2.0 (/ 1 x))) in (x) around 0 0.426 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 2.0 (/ 1 x))) in x 0.426 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x 0.426 * [taylor]: Taking taylor expansion of (pow x 2) in x 0.426 * [taylor]: Taking taylor expansion of x in x 0.427 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 x)) in x 0.427 * [taylor]: Taking taylor expansion of 2.0 in x 0.427 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.427 * [taylor]: Taking taylor expansion of x in x 0.427 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 2.0 (/ 1 x))) in x 0.427 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x 0.427 * [taylor]: Taking taylor expansion of (pow x 2) in x 0.427 * [taylor]: Taking taylor expansion of x in x 0.428 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 x)) in x 0.428 * [taylor]: Taking taylor expansion of 2.0 in x 0.428 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.428 * [taylor]: Taking taylor expansion of x in x 0.445 * [approximate]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 2.0 (/ 1 x))) in (x) around 0 0.445 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 2.0 (/ 1 x))) in x 0.445 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x 0.445 * [taylor]: Taking taylor expansion of (pow x 2) in x 0.445 * [taylor]: Taking taylor expansion of x in x 0.446 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 x)) in x 0.446 * [taylor]: Taking taylor expansion of 2.0 in x 0.446 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.446 * [taylor]: Taking taylor expansion of x in x 0.446 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 2.0 (/ 1 x))) in x 0.446 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x 0.446 * [taylor]: Taking taylor expansion of (pow x 2) in x 0.446 * [taylor]: Taking taylor expansion of x in x 0.447 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 x)) in x 0.447 * [taylor]: Taking taylor expansion of 2.0 in x 0.447 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.447 * [taylor]: Taking taylor expansion of x in x 0.475 * * * [progress]: simplifying candidates 0.476 * [simplify]: Simplifying using # : (/ (exp (* (+ x 1.0) (+ x 1.0))) (exp 1.0)) (log (- (* (+ x 1.0) (+ x 1.0)) 1.0)) (exp (- (* (+ x 1.0) (+ x 1.0)) 1.0)) (* (cbrt (- (* (+ x 1.0) (+ x 1.0)) 1.0)) (cbrt (- (* (+ x 1.0) (+ x 1.0)) 1.0))) (cbrt (- (* (+ x 1.0) (+ x 1.0)) 1.0)) (* (* (- (* (+ x 1.0) (+ x 1.0)) 1.0) (- (* (+ x 1.0) (+ x 1.0)) 1.0)) (- (* (+ x 1.0) (+ x 1.0)) 1.0)) (sqrt (- (* (+ x 1.0) (+ x 1.0)) 1.0)) (sqrt (- (* (+ x 1.0) (+ x 1.0)) 1.0)) (- (pow (* (+ x 1.0) (+ x 1.0)) 3) (pow 1.0 3)) (+ (* (* (+ x 1.0) (+ x 1.0)) (* (+ x 1.0) (+ x 1.0))) (+ (* 1.0 1.0) (* (* (+ x 1.0) (+ x 1.0)) 1.0))) (- 1.0) (- (* (* (+ x 1.0) (+ x 1.0)) (* (+ x 1.0) (+ x 1.0))) (* 1.0 1.0)) (+ (* (+ x 1.0) (+ x 1.0)) 1.0) (+ (+ x 1.0) (sqrt 1.0)) (- (+ x 1.0) (sqrt 1.0)) (- (* (+ x 1.0) 1.0) 1.0) (- (* 1.0 (+ x 1.0)) 1.0) (- 1.0) (+ (pow x 2) (* 2.0 x)) (+ (pow x 2) (* 2.0 x)) (+ (pow x 2) (* 2.0 x)) 0.478 * * [simplify]: iteration 0 : 95 enodes (cost 110 ) 0.481 * * [simplify]: iteration 1 : 305 enodes (cost 95 ) 0.487 * * [simplify]: iteration 2 : 1514 enodes (cost 91 ) 0.512 * * [simplify]: iteration 3 : 5003 enodes (cost 91 ) 0.513 * [simplify]: Simplified to: (exp (- (* (+ x 1.0) (+ x 1.0)) 1.0)) (log (- (* (+ x 1.0) (+ x 1.0)) 1.0)) (exp (- (* (+ x 1.0) (+ x 1.0)) 1.0)) (* (cbrt (- (* (+ x 1.0) (+ x 1.0)) 1.0)) (cbrt (- (* (+ x 1.0) (+ x 1.0)) 1.0))) (cbrt (- (* (+ x 1.0) (+ x 1.0)) 1.0)) (pow (- (* (+ x 1.0) (+ x 1.0)) 1.0) 3) (sqrt (- (* (+ x 1.0) (+ x 1.0)) 1.0)) (sqrt (- (* (+ x 1.0) (+ x 1.0)) 1.0)) (+ (- (pow 1.0 3)) (pow (+ x 1.0) 6)) (+ (* (+ x 1.0) (+ (pow (+ x 1.0) 3) (* 1.0 (+ x 1.0)))) (* 1.0 1.0)) (- 1.0) (+ (- (* 1.0 1.0)) (* (pow (+ x 1.0) 3) (+ x 1.0))) (+ (* (+ x 1.0) (+ x 1.0)) 1.0) (+ (+ x 1.0) (sqrt 1.0)) (- (+ x 1.0) (sqrt 1.0)) (- (* 1.0 (+ x 1.0)) 1.0) (- (* 1.0 (+ x 1.0)) 1.0) (- 1.0) (* x (+ 2.0 x)) (* x (+ 2.0 x)) (* x (+ 2.0 x)) 0.513 * * * [progress]: adding candidates to table 0.546 * * [progress]: iteration 2 / 4 0.546 * * * [progress]: picking best candidate 0.547 * * * * [pick]: Picked # 0.547 * * * [progress]: localizing error 0.553 * * * [progress]: generating rewritten candidates 0.553 * * * * [progress]: [ 1 / 1 ] rewriting at (2) 0.563 * * * [progress]: generating series expansions 0.563 * * * * [progress]: [ 1 / 1 ] generating series at (2) 0.563 * [approximate]: Taking taylor expansion of (* (+ x 2.0) x) in (x) around 0 0.563 * [taylor]: Taking taylor expansion of (* (+ x 2.0) x) in x 0.563 * [taylor]: Taking taylor expansion of (+ x 2.0) in x 0.563 * [taylor]: Taking taylor expansion of x in x 0.563 * [taylor]: Taking taylor expansion of 2.0 in x 0.563 * [taylor]: Taking taylor expansion of x in x 0.563 * [taylor]: Taking taylor expansion of (* (+ x 2.0) x) in x 0.563 * [taylor]: Taking taylor expansion of (+ x 2.0) in x 0.563 * [taylor]: Taking taylor expansion of x in x 0.563 * [taylor]: Taking taylor expansion of 2.0 in x 0.564 * [taylor]: Taking taylor expansion of x in x 0.573 * [approximate]: Taking taylor expansion of (/ (+ (/ 1 x) 2.0) x) in (x) around 0 0.573 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 x) 2.0) x) in x 0.573 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 2.0) in x 0.573 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.573 * [taylor]: Taking taylor expansion of x in x 0.573 * [taylor]: Taking taylor expansion of 2.0 in x 0.573 * [taylor]: Taking taylor expansion of x in x 0.574 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 x) 2.0) x) in x 0.574 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 2.0) in x 0.574 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.574 * [taylor]: Taking taylor expansion of x in x 0.574 * [taylor]: Taking taylor expansion of 2.0 in x 0.574 * [taylor]: Taking taylor expansion of x in x 0.585 * [approximate]: Taking taylor expansion of (* -1 (/ (- 2.0 (/ 1 x)) x)) in (x) around 0 0.585 * [taylor]: Taking taylor expansion of (* -1 (/ (- 2.0 (/ 1 x)) x)) in x 0.585 * [taylor]: Taking taylor expansion of -1 in x 0.585 * [taylor]: Taking taylor expansion of (/ (- 2.0 (/ 1 x)) x) in x 0.585 * [taylor]: Taking taylor expansion of (- 2.0 (/ 1 x)) in x 0.585 * [taylor]: Taking taylor expansion of 2.0 in x 0.585 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.585 * [taylor]: Taking taylor expansion of x in x 0.586 * [taylor]: Taking taylor expansion of x in x 0.586 * [taylor]: Taking taylor expansion of (* -1 (/ (- 2.0 (/ 1 x)) x)) in x 0.586 * [taylor]: Taking taylor expansion of -1 in x 0.586 * [taylor]: Taking taylor expansion of (/ (- 2.0 (/ 1 x)) x) in x 0.586 * [taylor]: Taking taylor expansion of (- 2.0 (/ 1 x)) in x 0.586 * [taylor]: Taking taylor expansion of 2.0 in x 0.586 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.586 * [taylor]: Taking taylor expansion of x in x 0.587 * [taylor]: Taking taylor expansion of x in x 0.605 * * * [progress]: simplifying candidates 0.605 * [simplify]: Simplifying using # : (* x (+ 2.0 x)) (+ (log x) (log (+ 2.0 x))) (log (* x (+ 2.0 x))) (exp (* x (+ 2.0 x))) (* (* (* x x) x) (* (* (+ 2.0 x) (+ 2.0 x)) (+ 2.0 x))) (* (cbrt (* x (+ 2.0 x))) (cbrt (* x (+ 2.0 x)))) (cbrt (* x (+ 2.0 x))) (* (* (* x (+ 2.0 x)) (* x (+ 2.0 x))) (* x (+ 2.0 x))) (sqrt (* x (+ 2.0 x))) (sqrt (* x (+ 2.0 x))) (* (sqrt x) (sqrt (+ 2.0 x))) (* (sqrt x) (sqrt (+ 2.0 x))) (* x 2.0) (* x x) (* 2.0 x) (* x x) (* x (* (cbrt (+ 2.0 x)) (cbrt (+ 2.0 x)))) (* x (sqrt (+ 2.0 x))) (* x 1) (* x 1) (* (cbrt x) (+ 2.0 x)) (* (sqrt x) (+ 2.0 x)) (* x (+ 2.0 x)) (* x (+ (pow 2.0 3) (pow x 3))) (* x (- (* 2.0 2.0) (* x x))) (+ (pow x 2) (* 2.0 x)) (+ (pow x 2) (* 2.0 x)) (+ (pow x 2) (* 2.0 x)) 0.608 * * [simplify]: iteration 0 : 123 enodes (cost 85 ) 0.611 * * [simplify]: iteration 1 : 594 enodes (cost 76 ) 0.624 * * [simplify]: iteration 2 : 2937 enodes (cost 76 ) 0.679 * * [simplify]: iteration 3 : 5001 enodes (cost 76 ) 0.680 * [simplify]: Simplified to: (* x (+ 2.0 x)) (log (* x (+ 2.0 x))) (log (* x (+ 2.0 x))) (exp (* x (+ 2.0 x))) (pow (* x (+ 2.0 x)) 3) (* (cbrt (* x (+ 2.0 x))) (cbrt (* x (+ 2.0 x)))) (cbrt (* x (+ 2.0 x))) (pow (* x (+ 2.0 x)) 3) (sqrt (* x (+ 2.0 x))) (sqrt (* x (+ 2.0 x))) (* (sqrt (+ 2.0 x)) (pow x 1/2)) (* (sqrt (+ 2.0 x)) (pow x 1/2)) (* x 2.0) (pow x 2) (* x 2.0) (pow x 2) (* x (* (cbrt (+ 2.0 x)) (cbrt (+ 2.0 x)))) (* x (sqrt (+ 2.0 x))) x x (* (cbrt x) (+ 2.0 x)) (* (sqrt x) (+ 2.0 x)) (* x (+ 2.0 x)) (* x (+ (pow 2.0 3) (pow x 3))) (* x (- (* 2.0 2.0) (* x x))) (* x (+ 2.0 x)) (* x (+ 2.0 x)) (* x (+ 2.0 x)) 0.680 * * * [progress]: adding candidates to table 0.711 * * [progress]: iteration 3 / 4 0.712 * * * [progress]: picking best candidate 0.713 * * * * [pick]: Picked # 0.713 * * * [progress]: localizing error 0.718 * * * [progress]: generating rewritten candidates 0.718 * * * * [progress]: [ 1 / 1 ] rewriting at (2) 0.723 * * * [progress]: generating series expansions 0.723 * * * * [progress]: [ 1 / 1 ] generating series at (2) 0.723 * [approximate]: Taking taylor expansion of (+ (pow x 2) (* 2.0 x)) in (x) around 0 0.723 * [taylor]: Taking taylor expansion of (+ (pow x 2) (* 2.0 x)) in x 0.723 * [taylor]: Taking taylor expansion of (pow x 2) in x 0.723 * [taylor]: Taking taylor expansion of x in x 0.723 * [taylor]: Taking taylor expansion of (* 2.0 x) in x 0.723 * [taylor]: Taking taylor expansion of 2.0 in x 0.723 * [taylor]: Taking taylor expansion of x in x 0.723 * [taylor]: Taking taylor expansion of (+ (pow x 2) (* 2.0 x)) in x 0.723 * [taylor]: Taking taylor expansion of (pow x 2) in x 0.723 * [taylor]: Taking taylor expansion of x in x 0.723 * [taylor]: Taking taylor expansion of (* 2.0 x) in x 0.723 * [taylor]: Taking taylor expansion of 2.0 in x 0.723 * [taylor]: Taking taylor expansion of x in x 0.736 * [approximate]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 2.0 (/ 1 x))) in (x) around 0 0.737 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 2.0 (/ 1 x))) in x 0.737 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x 0.737 * [taylor]: Taking taylor expansion of (pow x 2) in x 0.737 * [taylor]: Taking taylor expansion of x in x 0.737 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 x)) in x 0.737 * [taylor]: Taking taylor expansion of 2.0 in x 0.737 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.737 * [taylor]: Taking taylor expansion of x in x 0.737 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 2.0 (/ 1 x))) in x 0.737 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x 0.737 * [taylor]: Taking taylor expansion of (pow x 2) in x 0.737 * [taylor]: Taking taylor expansion of x in x 0.738 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 x)) in x 0.738 * [taylor]: Taking taylor expansion of 2.0 in x 0.738 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.738 * [taylor]: Taking taylor expansion of x in x 0.755 * [approximate]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 2.0 (/ 1 x))) in (x) around 0 0.755 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 2.0 (/ 1 x))) in x 0.755 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x 0.755 * [taylor]: Taking taylor expansion of (pow x 2) in x 0.755 * [taylor]: Taking taylor expansion of x in x 0.755 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 x)) in x 0.755 * [taylor]: Taking taylor expansion of 2.0 in x 0.755 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.755 * [taylor]: Taking taylor expansion of x in x 0.756 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 2.0 (/ 1 x))) in x 0.756 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x 0.756 * [taylor]: Taking taylor expansion of (pow x 2) in x 0.756 * [taylor]: Taking taylor expansion of x in x 0.756 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 x)) in x 0.756 * [taylor]: Taking taylor expansion of 2.0 in x 0.756 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.756 * [taylor]: Taking taylor expansion of x in x 0.778 * * * [progress]: simplifying candidates 0.778 * [simplify]: Simplifying using # : (* (exp (* x 2.0)) (exp (pow x 2))) (log (+ (* x 2.0) (pow x 2))) (exp (+ (* x 2.0) (pow x 2))) (* (cbrt (+ (* x 2.0) (pow x 2))) (cbrt (+ (* x 2.0) (pow x 2)))) (cbrt (+ (* x 2.0) (pow x 2))) (* (* (+ (* x 2.0) (pow x 2)) (+ (* x 2.0) (pow x 2))) (+ (* x 2.0) (pow x 2))) (sqrt (+ (* x 2.0) (pow x 2))) (sqrt (+ (* x 2.0) (pow x 2))) (+ (pow (* x 2.0) 3) (pow (pow x 2) 3)) (+ (* (* x 2.0) (* x 2.0)) (- (* (pow x 2) (pow x 2)) (* (* x 2.0) (pow x 2)))) (- (* (* x 2.0) (* x 2.0)) (* (pow x 2) (pow x 2))) (- (* x 2.0) (pow x 2)) (+ 2.0 x) (+ (pow x 2) (* 2.0 x)) (+ (pow x 2) (* 2.0 x)) (+ (pow x 2) (* 2.0 x)) 0.781 * * [simplify]: iteration 0 : 89 enodes (cost 77 ) 0.784 * * [simplify]: iteration 1 : 335 enodes (cost 63 ) 0.791 * * [simplify]: iteration 2 : 1146 enodes (cost 59 ) 0.823 * * [simplify]: iteration 3 : 5001 enodes (cost 59 ) 0.823 * [simplify]: Simplified to: (pow (exp x) (+ 2.0 x)) (log (+ (* x 2.0) (pow x 2))) (pow (exp x) (+ 2.0 x)) (* (cbrt (+ (* x 2.0) (pow x 2))) (cbrt (+ (* x 2.0) (pow x 2)))) (cbrt (+ (* x 2.0) (pow x 2))) (pow (* x (+ 2.0 x)) 3) (sqrt (+ (* x 2.0) (pow x 2))) (sqrt (+ (* x 2.0) (pow x 2))) (+ (pow (* x 2.0) 3) (pow (pow x 2) 3)) (+ (* (* x 2.0) (* x (- 2.0 x))) (pow x 4)) (* (pow x 2) (- (* 2.0 2.0) (pow x 2))) (* x (- 2.0 x)) (+ 2.0 x) (* x (+ 2.0 x)) (* x (+ 2.0 x)) (* x (+ 2.0 x)) 0.824 * * * [progress]: adding candidates to table 0.845 * [progress]: [Phase 3 of 3] Extracting. 0.845 * * [regime]: Finding splitpoints for: (# #) 0.846 * * * [regime-changes]: Trying 1 branch expressions: (x) 0.846 * * * * [regimes]: Trying to branch on x from (# #) 0.860 * * * [regime]: Found split indices: #