15.746 * [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. 0.013 * [simplify]: Simplifying using # : (- (* (* x x) 2.0) 1.0) 0.015 * * [simplify]: iteration 0 : 11 enodes (cost 3 ) 0.016 * * [simplify]: iteration 1 : 15 enodes (cost 3 ) 0.017 * * [simplify]: iteration 2 : 15 enodes (cost 3 ) 0.017 * [simplify]: Simplified to: (- (* (* x x) 2.0) 1.0) 0.018 * * [progress]: iteration 1 / 4 0.018 * * * [progress]: picking best candidate 0.019 * * * * [pick]: Picked # 0.019 * * * [progress]: localizing error 0.023 * * * [progress]: generating rewritten candidates 0.023 * * * * [progress]: [ 1 / 1 ] rewriting at (2 1) 0.032 * * * [progress]: generating series expansions 0.032 * * * * [progress]: [ 1 / 1 ] generating series at (2 1) 0.032 * [approximate]: Taking taylor expansion of (* 2.0 (pow x 2)) in (x) around 0 0.032 * [taylor]: Taking taylor expansion of (* 2.0 (pow x 2)) in x 0.032 * [taylor]: Taking taylor expansion of 2.0 in x 0.032 * [taylor]: Taking taylor expansion of (pow x 2) in x 0.032 * [taylor]: Taking taylor expansion of x in x 0.032 * [taylor]: Taking taylor expansion of (* 2.0 (pow x 2)) in x 0.032 * [taylor]: Taking taylor expansion of 2.0 in x 0.032 * [taylor]: Taking taylor expansion of (pow x 2) in x 0.032 * [taylor]: Taking taylor expansion of x in x 0.041 * [approximate]: Taking taylor expansion of (/ 2.0 (pow x 2)) in (x) around 0 0.041 * [taylor]: Taking taylor expansion of (/ 2.0 (pow x 2)) in x 0.041 * [taylor]: Taking taylor expansion of 2.0 in x 0.041 * [taylor]: Taking taylor expansion of (pow x 2) in x 0.041 * [taylor]: Taking taylor expansion of x in x 0.041 * [taylor]: Taking taylor expansion of (/ 2.0 (pow x 2)) in x 0.042 * [taylor]: Taking taylor expansion of 2.0 in x 0.042 * [taylor]: Taking taylor expansion of (pow x 2) in x 0.042 * [taylor]: Taking taylor expansion of x in x 0.049 * [approximate]: Taking taylor expansion of (/ 2.0 (pow x 2)) in (x) around 0 0.050 * [taylor]: Taking taylor expansion of (/ 2.0 (pow x 2)) in x 0.050 * [taylor]: Taking taylor expansion of 2.0 in x 0.050 * [taylor]: Taking taylor expansion of (pow x 2) in x 0.050 * [taylor]: Taking taylor expansion of x in x 0.050 * [taylor]: Taking taylor expansion of (/ 2.0 (pow x 2)) in x 0.050 * [taylor]: Taking taylor expansion of 2.0 in x 0.050 * [taylor]: Taking taylor expansion of (pow x 2) in x 0.050 * [taylor]: Taking taylor expansion of x in x 0.058 * * * [progress]: simplifying candidates 0.059 * [simplify]: Simplifying using # : (* (* x x) 2.0) (* (* x x) 2.0) (+ (+ (log x) (log x)) (log 2.0)) (+ (log (* x x)) (log 2.0)) (log (* (* x x) 2.0)) (exp (* (* x x) 2.0)) (* (* (* (* x x) x) (* (* x x) x)) (* (* 2.0 2.0) 2.0)) (* (* (* (* x x) (* x x)) (* x x)) (* (* 2.0 2.0) 2.0)) (* (cbrt (* (* x x) 2.0)) (cbrt (* (* x x) 2.0))) (cbrt (* (* x x) 2.0)) (* (* (* (* x x) 2.0) (* (* x x) 2.0)) (* (* x x) 2.0)) (sqrt (* (* x x) 2.0)) (sqrt (* (* x x) 2.0)) (* x (sqrt 2.0)) (* x (sqrt 2.0)) (* (sqrt (* x x)) (sqrt 2.0)) (* (sqrt (* x x)) (sqrt 2.0)) (* (* (sqrt x) (sqrt x)) (sqrt 2.0)) (* (* (sqrt x) (sqrt x)) (sqrt 2.0)) (* (* (sqrt x) (sqrt x)) (sqrt 2.0)) (* (* (sqrt x) (sqrt x)) (sqrt 2.0)) (* x (sqrt 2.0)) (* x (sqrt 2.0)) (* (* x x) (* (cbrt 2.0) (cbrt 2.0))) (* (* x x) (sqrt 2.0)) (* (* x x) 1) (* x 2.0) (* (cbrt (* x x)) 2.0) (* (sqrt (* x x)) 2.0) (* (* x x) 2.0) (* (* (cbrt x) (cbrt x)) 2.0) (* (* (sqrt x) (sqrt x)) 2.0) (* (* x x) 2.0) (* (* (sqrt x) (sqrt x)) 2.0) (* (cbrt x) 2.0) (* (sqrt x) 2.0) (* x 2.0) (* (* (cbrt x) x) 2.0) (* (* (sqrt x) x) 2.0) (* (* x x) 2.0) (* x 2.0) (* 2.0 (pow x 2)) (* 2.0 (pow x 2)) (* 2.0 (pow x 2)) 0.063 * * [simplify]: iteration 0 : 135 enodes (cost 123 ) 0.066 * * [simplify]: iteration 1 : 559 enodes (cost 108 ) 0.079 * * [simplify]: iteration 2 : 2558 enodes (cost 108 ) 0.134 * * [simplify]: iteration 3 : 5001 enodes (cost 107 ) 0.135 * [simplify]: Simplified to: (* (* x x) 2.0) (* (* x x) 2.0) (log (* (* x x) 2.0)) (log (* (* x x) 2.0)) (log (* (* x x) 2.0)) (exp (* (* x x) 2.0)) (pow (* (* x x) 2.0) 3) (pow (* (* x x) 2.0) 3) (* (cbrt (* (* x x) 2.0)) (cbrt (* (* x x) 2.0))) (cbrt (* (* x x) 2.0)) (pow (* (* x x) 2.0) 3) (sqrt (* (* x x) 2.0)) (sqrt (* (* x x) 2.0)) (* (sqrt 2.0) x) (* (sqrt 2.0) x) (* (sqrt 2.0) (fabs x)) (* (sqrt 2.0) (fabs x)) (* (sqrt 2.0) x) (* (sqrt 2.0) x) (* (sqrt 2.0) x) (* (sqrt 2.0) x) (* (sqrt 2.0) x) (* (sqrt 2.0) x) (* (* x x) (* (cbrt 2.0) (cbrt 2.0))) (* (* x x) (sqrt 2.0)) (pow x 2) (* 2.0 x) (* (cbrt (* x x)) 2.0) (* 2.0 (fabs x)) (* (* x x) 2.0) (* (* (cbrt x) (cbrt x)) 2.0) (* 2.0 x) (* (* x x) 2.0) (* 2.0 x) (* (cbrt x) 2.0) (* (sqrt x) 2.0) (* 2.0 x) (* (* (cbrt x) x) 2.0) (* 2.0 (pow x 3/2)) (* (* x x) 2.0) (* 2.0 x) (* (* x x) 2.0) (* (* x x) 2.0) (* (* x x) 2.0) 0.136 * * * [progress]: adding candidates to table 0.175 * [progress]: [Phase 3 of 3] Extracting. 0.177 * [simplify]: Simplifying using # : (- (* (* x x) 2.0) 1.0) 0.178 * * [simplify]: iteration 0 : 7 enodes (cost 3 ) 0.178 * * [simplify]: iteration 1 : 7 enodes (cost 3 ) 0.178 * [simplify]: Simplified to: (- (* (* x x) 2.0) 1.0) 0.505 * [regime-testing]: End program error score: 0.001576113303381624