21.109 * [progress]: [Phase 1 of 3] Setting up. 0.001 * * * [progress]: [1/2] Preparing points 0.010 * * * [progress]: [2/2] Setting up program. 0.011 * [progress]: [Phase 2 of 3] Improving. 0.011 * [simplify]: Simplifying using # : (* x (- x 1.0)) 0.012 * * [simplify]: iteration 0 : 4 enodes (cost 5 ) 0.013 * * [simplify]: iteration 1 : 7 enodes (cost 5 ) 0.014 * * [simplify]: iteration 2 : 13 enodes (cost 5 ) 0.015 * * [simplify]: iteration 3 : 18 enodes (cost 5 ) 0.018 * * [simplify]: iteration 4 : 22 enodes (cost 5 ) 0.020 * * [simplify]: iteration done : 22 enodes (cost 5 ) 0.020 * [simplify]: Simplified to: (* x (- x 1.0)) 0.021 * * [progress]: iteration 1 / 4 0.021 * * * [progress]: picking best candidate 0.022 * * * * [pick]: Picked # 0.022 * * * [progress]: localizing error 0.025 * * * [progress]: generating rewritten candidates 0.025 * * * * [progress]: [ 1 / 1 ] rewriting at (2) 0.035 * * * [progress]: generating series expansions 0.035 * * * * [progress]: [ 1 / 1 ] generating series at (2) 0.035 * [approximate]: Taking taylor expansion of (* (- x 1.0) x) in (x) around 0 0.035 * [taylor]: Taking taylor expansion of (* (- x 1.0) x) in x 0.035 * [taylor]: Taking taylor expansion of (- x 1.0) in x 0.035 * [taylor]: Taking taylor expansion of x in x 0.035 * [taylor]: Taking taylor expansion of 1.0 in x 0.035 * [taylor]: Taking taylor expansion of x in x 0.035 * [taylor]: Taking taylor expansion of (* (- x 1.0) x) in x 0.035 * [taylor]: Taking taylor expansion of (- x 1.0) in x 0.035 * [taylor]: Taking taylor expansion of x in x 0.035 * [taylor]: Taking taylor expansion of 1.0 in x 0.035 * [taylor]: Taking taylor expansion of x in x 0.048 * [approximate]: Taking taylor expansion of (/ (- (/ 1 x) 1.0) x) in (x) around 0 0.048 * [taylor]: Taking taylor expansion of (/ (- (/ 1 x) 1.0) x) in x 0.048 * [taylor]: Taking taylor expansion of (- (/ 1 x) 1.0) in x 0.048 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.048 * [taylor]: Taking taylor expansion of x in x 0.048 * [taylor]: Taking taylor expansion of 1.0 in x 0.048 * [taylor]: Taking taylor expansion of x in x 0.049 * [taylor]: Taking taylor expansion of (/ (- (/ 1 x) 1.0) x) in x 0.049 * [taylor]: Taking taylor expansion of (- (/ 1 x) 1.0) in x 0.049 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.049 * [taylor]: Taking taylor expansion of x in x 0.049 * [taylor]: Taking taylor expansion of 1.0 in x 0.049 * [taylor]: Taking taylor expansion of x in x 0.063 * [approximate]: Taking taylor expansion of (/ (+ 1.0 (/ 1 x)) x) in (x) around 0 0.063 * [taylor]: Taking taylor expansion of (/ (+ 1.0 (/ 1 x)) x) in x 0.063 * [taylor]: Taking taylor expansion of (+ 1.0 (/ 1 x)) in x 0.063 * [taylor]: Taking taylor expansion of 1.0 in x 0.063 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.063 * [taylor]: Taking taylor expansion of x in x 0.063 * [taylor]: Taking taylor expansion of x in x 0.063 * [taylor]: Taking taylor expansion of (/ (+ 1.0 (/ 1 x)) x) in x 0.064 * [taylor]: Taking taylor expansion of (+ 1.0 (/ 1 x)) in x 0.064 * [taylor]: Taking taylor expansion of 1.0 in x 0.064 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.064 * [taylor]: Taking taylor expansion of x in x 0.064 * [taylor]: Taking taylor expansion of x in x 0.077 * * * [progress]: simplifying candidates 0.078 * [simplify]: Simplifying using # : (* x (- x 1.0)) (+ (log x) (log (- x 1.0))) (log (* x (- x 1.0))) (exp (* x (- x 1.0))) (* (* (* x x) x) (* (* (- x 1.0) (- x 1.0)) (- x 1.0))) (* (cbrt (* x (- x 1.0))) (cbrt (* x (- x 1.0)))) (cbrt (* x (- x 1.0))) (* (* (* x (- x 1.0)) (* x (- x 1.0))) (* x (- x 1.0))) (sqrt (* x (- x 1.0))) (sqrt (* x (- x 1.0))) (* (sqrt x) (sqrt (- x 1.0))) (* (sqrt x) (sqrt (- x 1.0))) (* x x) (* x (- 1.0)) (* x x) (* x (- 1.0)) (* x x) (* (- 1.0) x) (* x x) (* (- 1.0) x) (* x (* (cbrt (- x 1.0)) (cbrt (- x 1.0)))) (* x (sqrt (- x 1.0))) (* x 1) (* x (+ (sqrt x) (sqrt 1.0))) (* x 1) (* (cbrt x) (- x 1.0)) (* (sqrt x) (- x 1.0)) (* x (- x 1.0)) (* x (- (pow x 3) (pow 1.0 3))) (* x (- (* x x) (* 1.0 1.0))) (- (pow x 2) (* 1.0 x)) (- (pow x 2) (* 1.0 x)) (- (pow x 2) (* 1.0 x)) 0.079 * * [simplify]: iteration 0 : 49 enodes (cost 217 ) 0.091 * * [simplify]: iteration 1 : 109 enodes (cost 210 ) 0.111 * * [simplify]: iteration 2 : 269 enodes (cost 186 ) 0.201 * * [simplify]: iteration 3 : 778 enodes (cost 186 ) 1.133 * * [simplify]: iteration 4 : 2945 enodes (cost 186 ) 2.336 * * [simplify]: iteration done : 5000 enodes (cost 186 ) 2.336 * [simplify]: Simplified to: (* (- x 1.0) x) (log (* x (- x 1.0))) (log (* x (- x 1.0))) (exp (* x (- x 1.0))) (pow (* x (- x 1.0)) 3) (* (cbrt (* x (- x 1.0))) (cbrt (* x (- x 1.0)))) (cbrt (* x (- x 1.0))) (pow (* x (- x 1.0)) 3) (sqrt (* x (- x 1.0))) (sqrt (* x (- x 1.0))) (* (sqrt x) (sqrt (- x 1.0))) (* (sqrt x) (sqrt (- x 1.0))) (* x x) (* (- 1.0) x) (* x x) (* (- 1.0) x) (* x x) (* (- 1.0) x) (* x x) (* (- 1.0) x) (* x (* (cbrt (- x 1.0)) (cbrt (- x 1.0)))) (* x (sqrt (- x 1.0))) x (* x (+ (sqrt x) (sqrt 1.0))) x (* (cbrt x) (- x 1.0)) (* (sqrt x) (- x 1.0)) (* (- x 1.0) x) (* x (- (pow x 3) (pow 1.0 3))) (* x (- (* x x) (* 1.0 1.0))) (* (- x 1.0) x) (* (- x 1.0) x) (* (- x 1.0) x) 2.336 * * * [progress]: adding candidates to table 2.376 * * [progress]: iteration 2 / 4 2.376 * * * [progress]: picking best candidate 2.377 * * * * [pick]: Picked # 2.377 * * * [progress]: localizing error 2.382 * * * [progress]: generating rewritten candidates 2.382 * * * [progress]: generating series expansions 2.382 * * * [progress]: simplifying candidates 2.382 * [simplify]: Simplifying using # : 2.383 * * [simplify]: iteration 0 : 0 enodes (cost 0 ) 2.383 * * [simplify]: iteration done : 0 enodes (cost 0 ) 2.383 * [simplify]: Simplified to: 2.383 * * * [progress]: adding candidates to table 2.383 * [progress]: [Phase 3 of 3] Extracting. 2.385 * [simplify]: Simplifying using # : (+ (* x x) (* (- 1.0) x)) 2.385 * * [simplify]: iteration 0 : 6 enodes (cost 8 ) 2.385 * * [simplify]: iteration 1 : 10 enodes (cost 8 ) 2.386 * * [simplify]: iteration 2 : 13 enodes (cost 8 ) 2.386 * * [simplify]: iteration 3 : 14 enodes (cost 8 ) 2.387 * * [simplify]: iteration done : 14 enodes (cost 8 ) 2.387 * [simplify]: Simplified to: (+ (* x x) (* (- 1.0) x)) 2.685 * [regime-testing]: End program error score: 0.01157456713348183 2.700 * [regime-testing]: Target error score: 0.01157456713348183