0.638 * [progress]: [Phase 1 of 3] Setting up. 0.002 * * * [progress]: [1/2] Preparing points 0.296 * * * [progress]: [2/2] Setting up program. 0.298 * [progress]: [Phase 2 of 3] Improving. 0.300 * [simplify]: Simplifying using # : (- (* (+ x 1.0) (+ x 1.0)) 1.0) 0.304 * * [simplify]: iteration 0 : 14 enodes (cost 4 ) 0.305 * * [simplify]: iteration 1 : 37 enodes (cost 4 ) 0.307 * * [simplify]: iteration 2 : 103 enodes (cost 4 ) 0.309 * * [simplify]: iteration 3 : 220 enodes (cost 4 ) 0.312 * * [simplify]: iteration 4 : 387 enodes (cost 4 ) 0.316 * * [simplify]: iteration 5 : 527 enodes (cost 4 ) 0.321 * * [simplify]: iteration 6 : 803 enodes (cost 4 ) 0.331 * * [simplify]: iteration 7 : 1602 enodes (cost 4 ) 0.349 * * [simplify]: iteration 8 : 2861 enodes (cost 4 ) 0.370 * * [simplify]: iteration 9 : 4334 enodes (cost 4 ) 0.394 * * [simplify]: iteration 10 : 4807 enodes (cost 4 ) 0.417 * * [simplify]: iteration 11 : 5001 enodes (cost 4 ) 0.417 * [simplify]: Simplified to: (- (* (+ x 1.0) (+ x 1.0)) 1.0) 0.418 * * [progress]: iteration 1 / 4 0.418 * * * [progress]: picking best candidate 0.420 * * * * [pick]: Picked # 0.420 * * * [progress]: localizing error 0.426 * * * [progress]: generating rewritten candidates 0.426 * * * * [progress]: [ 1 / 1 ] rewriting at (2) 0.468 * * * [progress]: generating series expansions 0.468 * * * * [progress]: [ 1 / 1 ] generating series at (2) 0.473 * [approximate]: Taking taylor expansion of (+ (pow x 2) (* 2.0 x)) in (x) around 0 0.474 * [taylor]: Taking taylor expansion of (+ (pow x 2) (* 2.0 x)) in x 0.474 * [taylor]: Taking taylor expansion of (pow x 2) in x 0.474 * [taylor]: Taking taylor expansion of x in x 0.474 * [taylor]: Taking taylor expansion of (* 2.0 x) in x 0.474 * [taylor]: Taking taylor expansion of 2.0 in x 0.474 * [taylor]: Taking taylor expansion of x in x 0.474 * [taylor]: Taking taylor expansion of (+ (pow x 2) (* 2.0 x)) in x 0.474 * [taylor]: Taking taylor expansion of (pow x 2) in x 0.474 * [taylor]: Taking taylor expansion of x in x 0.474 * [taylor]: Taking taylor expansion of (* 2.0 x) in x 0.474 * [taylor]: Taking taylor expansion of 2.0 in x 0.474 * [taylor]: Taking taylor expansion of x in x 0.488 * [approximate]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 2.0 (/ 1 x))) in (x) around 0 0.488 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 2.0 (/ 1 x))) in x 0.488 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x 0.488 * [taylor]: Taking taylor expansion of (pow x 2) in x 0.488 * [taylor]: Taking taylor expansion of x in x 0.489 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 x)) in x 0.489 * [taylor]: Taking taylor expansion of 2.0 in x 0.489 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.489 * [taylor]: Taking taylor expansion of x in x 0.489 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 2.0 (/ 1 x))) in x 0.489 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x 0.489 * [taylor]: Taking taylor expansion of (pow x 2) in x 0.489 * [taylor]: Taking taylor expansion of x in x 0.490 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 x)) in x 0.490 * [taylor]: Taking taylor expansion of 2.0 in x 0.490 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.490 * [taylor]: Taking taylor expansion of x in x 0.505 * [approximate]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 2.0 (/ 1 x))) in (x) around 0 0.505 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 2.0 (/ 1 x))) in x 0.505 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x 0.505 * [taylor]: Taking taylor expansion of (pow x 2) in x 0.505 * [taylor]: Taking taylor expansion of x in x 0.506 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 x)) in x 0.506 * [taylor]: Taking taylor expansion of 2.0 in x 0.506 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.506 * [taylor]: Taking taylor expansion of x in x 0.506 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 2.0 (/ 1 x))) in x 0.506 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x 0.506 * [taylor]: Taking taylor expansion of (pow x 2) in x 0.506 * [taylor]: Taking taylor expansion of x in x 0.507 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 x)) in x 0.507 * [taylor]: Taking taylor expansion of 2.0 in x 0.507 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.507 * [taylor]: Taking taylor expansion of x in x 0.524 * * * [progress]: simplifying candidates 0.525 * [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)) 0.528 * * [simplify]: iteration 0 : 95 enodes (cost 110 ) 0.530 * * [simplify]: iteration 1 : 305 enodes (cost 95 ) 0.536 * * [simplify]: iteration 2 : 1514 enodes (cost 91 ) 0.561 * * [simplify]: iteration 3 : 5003 enodes (cost 91 ) 0.562 * [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)) 0.562 * * * [progress]: adding candidates to table 0.596 * * [progress]: iteration 2 / 4 0.597 * * * [progress]: picking best candidate 0.597 * * * * [pick]: Picked # 0.597 * * * [progress]: localizing error 0.600 * * * [progress]: generating rewritten candidates 0.600 * * * * [progress]: [ 1 / 1 ] rewriting at (2) 0.619 * * * [progress]: generating series expansions 0.619 * * * * [progress]: [ 1 / 1 ] generating series at (2) 0.619 * [approximate]: Taking taylor expansion of (* (+ x 2.0) x) in (x) around 0 0.619 * [taylor]: Taking taylor expansion of (* (+ x 2.0) x) in x 0.619 * [taylor]: Taking taylor expansion of (+ x 2.0) in x 0.619 * [taylor]: Taking taylor expansion of x in x 0.619 * [taylor]: Taking taylor expansion of 2.0 in x 0.620 * [taylor]: Taking taylor expansion of x in x 0.620 * [taylor]: Taking taylor expansion of (* (+ x 2.0) x) in x 0.620 * [taylor]: Taking taylor expansion of (+ x 2.0) in x 0.620 * [taylor]: Taking taylor expansion of x in x 0.620 * [taylor]: Taking taylor expansion of 2.0 in x 0.620 * [taylor]: Taking taylor expansion of x in x 0.631 * [approximate]: Taking taylor expansion of (/ (+ (/ 1 x) 2.0) x) in (x) around 0 0.631 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 x) 2.0) x) in x 0.631 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 2.0) in x 0.631 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.631 * [taylor]: Taking taylor expansion of x in x 0.631 * [taylor]: Taking taylor expansion of 2.0 in x 0.631 * [taylor]: Taking taylor expansion of x in x 0.632 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 x) 2.0) x) in x 0.632 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 2.0) in x 0.632 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.632 * [taylor]: Taking taylor expansion of x in x 0.632 * [taylor]: Taking taylor expansion of 2.0 in x 0.632 * [taylor]: Taking taylor expansion of x in x 0.642 * [approximate]: Taking taylor expansion of (* -1 (/ (- 2.0 (/ 1 x)) x)) in (x) around 0 0.642 * [taylor]: Taking taylor expansion of (* -1 (/ (- 2.0 (/ 1 x)) x)) in x 0.642 * [taylor]: Taking taylor expansion of -1 in x 0.642 * [taylor]: Taking taylor expansion of (/ (- 2.0 (/ 1 x)) x) in x 0.642 * [taylor]: Taking taylor expansion of (- 2.0 (/ 1 x)) in x 0.642 * [taylor]: Taking taylor expansion of 2.0 in x 0.642 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.642 * [taylor]: Taking taylor expansion of x in x 0.642 * [taylor]: Taking taylor expansion of x in x 0.643 * [taylor]: Taking taylor expansion of (* -1 (/ (- 2.0 (/ 1 x)) x)) in x 0.643 * [taylor]: Taking taylor expansion of -1 in x 0.643 * [taylor]: Taking taylor expansion of (/ (- 2.0 (/ 1 x)) x) in x 0.643 * [taylor]: Taking taylor expansion of (- 2.0 (/ 1 x)) in x 0.643 * [taylor]: Taking taylor expansion of 2.0 in x 0.643 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.643 * [taylor]: Taking taylor expansion of x in x 0.643 * [taylor]: Taking taylor expansion of x in x 0.660 * * * [progress]: simplifying candidates 0.661 * [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)) 0.663 * * [simplify]: iteration 0 : 123 enodes (cost 85 ) 0.666 * * [simplify]: iteration 1 : 594 enodes (cost 76 ) 0.678 * * [simplify]: iteration 2 : 2937 enodes (cost 76 ) 0.733 * * [simplify]: iteration 3 : 5001 enodes (cost 76 ) 0.734 * [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)) 0.734 * * * [progress]: adding candidates to table 0.763 * * [progress]: iteration 3 / 4 0.763 * * * [progress]: picking best candidate 0.764 * * * * [pick]: Picked # 0.764 * * * [progress]: localizing error 0.769 * * * [progress]: generating rewritten candidates 0.769 * * * * [progress]: [ 1 / 1 ] rewriting at (2) 0.780 * * * [progress]: generating series expansions 0.780 * * * * [progress]: [ 1 / 1 ] generating series at (2) 0.780 * [approximate]: Taking taylor expansion of (+ (pow x 2) (* 2.0 x)) in (x) around 0 0.780 * [taylor]: Taking taylor expansion of (+ (pow x 2) (* 2.0 x)) in x 0.780 * [taylor]: Taking taylor expansion of (pow x 2) in x 0.780 * [taylor]: Taking taylor expansion of x in x 0.780 * [taylor]: Taking taylor expansion of (* 2.0 x) in x 0.780 * [taylor]: Taking taylor expansion of 2.0 in x 0.780 * [taylor]: Taking taylor expansion of x in x 0.780 * [taylor]: Taking taylor expansion of (+ (pow x 2) (* 2.0 x)) in x 0.780 * [taylor]: Taking taylor expansion of (pow x 2) in x 0.780 * [taylor]: Taking taylor expansion of x in x 0.780 * [taylor]: Taking taylor expansion of (* 2.0 x) in x 0.780 * [taylor]: Taking taylor expansion of 2.0 in x 0.780 * [taylor]: Taking taylor expansion of x in x 0.792 * [approximate]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 2.0 (/ 1 x))) in (x) around 0 0.792 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 2.0 (/ 1 x))) in x 0.792 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x 0.792 * [taylor]: Taking taylor expansion of (pow x 2) in x 0.792 * [taylor]: Taking taylor expansion of x in x 0.793 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 x)) in x 0.793 * [taylor]: Taking taylor expansion of 2.0 in x 0.793 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.793 * [taylor]: Taking taylor expansion of x in x 0.793 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 2.0 (/ 1 x))) in x 0.793 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x 0.793 * [taylor]: Taking taylor expansion of (pow x 2) in x 0.793 * [taylor]: Taking taylor expansion of x in x 0.793 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 x)) in x 0.793 * [taylor]: Taking taylor expansion of 2.0 in x 0.793 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.793 * [taylor]: Taking taylor expansion of x in x 0.809 * [approximate]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 2.0 (/ 1 x))) in (x) around 0 0.809 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 2.0 (/ 1 x))) in x 0.809 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x 0.809 * [taylor]: Taking taylor expansion of (pow x 2) in x 0.809 * [taylor]: Taking taylor expansion of x in x 0.809 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 x)) in x 0.809 * [taylor]: Taking taylor expansion of 2.0 in x 0.809 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.809 * [taylor]: Taking taylor expansion of x in x 0.810 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 2.0 (/ 1 x))) in x 0.810 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x 0.810 * [taylor]: Taking taylor expansion of (pow x 2) in x 0.810 * [taylor]: Taking taylor expansion of x in x 0.810 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 x)) in x 0.810 * [taylor]: Taking taylor expansion of 2.0 in x 0.810 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.810 * [taylor]: Taking taylor expansion of x in x 0.830 * * * [progress]: simplifying candidates 0.830 * [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)) 0.833 * * [simplify]: iteration 0 : 89 enodes (cost 77 ) 0.835 * * [simplify]: iteration 1 : 335 enodes (cost 63 ) 0.842 * * [simplify]: iteration 2 : 1146 enodes (cost 59 ) 0.874 * * [simplify]: iteration 3 : 5001 enodes (cost 59 ) 0.875 * [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)) 0.875 * * * [progress]: adding candidates to table 0.895 * [progress]: [Phase 3 of 3] Extracting. 0.895 * * [regime]: Finding splitpoints for: (# #) 0.896 * * * [regime-changes]: Trying 1 branch expressions: (x) 0.896 * * * * [regimes]: Trying to branch on x from (# #) 0.906 * * * [regime]: Found split indices: #