8.072 * [progress]: [Phase 1 of 3] Setting up. 0.000 * * * [progress]: [1/2] Preparing points 0.012 * * * [progress]: [2/2] Setting up program. 0.013 * [progress]: [Phase 2 of 3] Improving. 0.013 * [simplify]: Simplifying using # : (/.f64 1 (*.f64 x x)) 0.025 * * [simplify]: iteration 0 : 9 enodes (cost 7 ) 0.025 * * [simplify]: iteration 1 : 9 enodes (cost 7 ) 0.025 * [simplify]: Simplified to: (/.f64 1 (*.f64 x x)) 0.026 * * [progress]: iteration 1 / 4 0.026 * * * [progress]: picking best candidate 0.027 * * * * [pick]: Picked # 0.027 * * * [progress]: localizing error 0.030 * * * [progress]: generating rewritten candidates 0.030 * * * * [progress]: [ 1 / 1 ] rewriting at (2) 0.036 * * * [progress]: generating series expansions 0.036 * * * * [progress]: [ 1 / 1 ] generating series at (2) 0.037 * [approximate]: Taking taylor expansion of (/ 1 (pow x 2)) in (x) around 0 0.037 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x 0.037 * [taylor]: Taking taylor expansion of (pow x 2) in x 0.037 * [taylor]: Taking taylor expansion of x in x 0.037 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x 0.037 * [taylor]: Taking taylor expansion of (pow x 2) in x 0.037 * [taylor]: Taking taylor expansion of x in x 0.042 * [approximate]: Taking taylor expansion of (pow x 2) in (x) around 0 0.042 * [taylor]: Taking taylor expansion of (pow x 2) in x 0.042 * [taylor]: Taking taylor expansion of x in x 0.042 * [taylor]: Taking taylor expansion of (pow x 2) in x 0.042 * [taylor]: Taking taylor expansion of x in x 0.045 * [approximate]: Taking taylor expansion of (pow x 2) in (x) around 0 0.045 * [taylor]: Taking taylor expansion of (pow x 2) in x 0.045 * [taylor]: Taking taylor expansion of x in x 0.045 * [taylor]: Taking taylor expansion of (pow x 2) in x 0.045 * [taylor]: Taking taylor expansion of x in x 0.048 * * * [progress]: simplifying candidates 0.049 * [simplify]: Simplifying using # : (neg.f64 2) (neg.f64 1) (neg.f64 (+.f64 1 1)) (neg.f64 (+.f64 1 1)) (neg.f64 1) (neg.f64 (*.f64 2 1)) (-.f64 0 (+.f64 (log.f64 x) (log.f64 x))) (-.f64 0 (log.f64 (*.f64 x x))) (-.f64 (log.f64 1) (+.f64 (log.f64 x) (log.f64 x))) (-.f64 (log.f64 1) (log.f64 (*.f64 x x))) (neg.f64 (+.f64 (log.f64 x) (log.f64 x))) (neg.f64 (log.f64 (*.f64 x x))) (exp.f64 (/.f64 1 (*.f64 x x))) (log.f64 (/.f64 1 (*.f64 x x))) (*.f64 (*.f64 (/.f64 1 (*.f64 x x)) (/.f64 1 (*.f64 x x))) (/.f64 1 (*.f64 x x))) (*.f64 (cbrt.f64 (/.f64 1 (*.f64 x x))) (cbrt.f64 (/.f64 1 (*.f64 x x)))) (cbrt.f64 (/.f64 1 (*.f64 x x))) (/.f64 (*.f64 (*.f64 1 1) 1) (*.f64 (*.f64 (*.f64 x x) (*.f64 x x)) (*.f64 x x))) (/.f64 (*.f64 (*.f64 1 1) 1) (*.f64 (*.f64 (*.f64 x x) x) (*.f64 (*.f64 x x) x))) (sqrt.f64 (/.f64 1 (*.f64 x x))) (sqrt.f64 (/.f64 1 (*.f64 x x))) (neg.f64 1) (neg.f64 (*.f64 x x)) (/.f64 (*.f64 (cbrt.f64 1) (cbrt.f64 1)) x) (/.f64 (cbrt.f64 1) x) (/.f64 (sqrt.f64 1) x) (/.f64 (sqrt.f64 1) x) (/.f64 1 x) (/.f64 1 x) (/.f64 (*.f64 x x) 1) (/.f64 1 (*.f64 x x)) (/.f64 (*.f64 x x) (cbrt.f64 1)) (/.f64 (*.f64 x x) (sqrt.f64 1)) (/.f64 (*.f64 x x) 1) (/.f64 1 x) (/.f64 1 (pow.f64 x 2)) (/.f64 1 (pow.f64 x 2)) (/.f64 1 (pow.f64 x 2)) 0.163 * * [simplify]: iteration 0 : 4664 enodes (cost 212 ) 0.163 * * [simplify]: iteration 1 : 4664 enodes (cost 212 ) 0.165 * [simplify]: Simplified to: -2 -1 -2 -2 -1 -2 (*.f64 -2 (log.f64 x)) (*.f64 -2 (log.f64 x)) (*.f64 -2 (log.f64 x)) (*.f64 -2 (log.f64 x)) (*.f64 -2 (log.f64 x)) (*.f64 -2 (log.f64 x)) (exp.f64 (/.f64 1 (*.f64 x x))) (*.f64 -2 (log.f64 x)) (pow.f64 (/.f64 1 x) 6) (*.f64 (cbrt.f64 (/.f64 1 (*.f64 x x))) (cbrt.f64 (/.f64 1 (*.f64 x x)))) (cbrt.f64 (/.f64 1 (*.f64 x x))) (pow.f64 (/.f64 1 x) 6) (pow.f64 (/.f64 1 x) 6) (fabs.f64 (/.f64 1 x)) (fabs.f64 (/.f64 1 x)) -1 (neg.f64 (*.f64 x x)) (/.f64 (*.f64 (cbrt.f64 1) (cbrt.f64 1)) x) (/.f64 (cbrt.f64 1) x) (/.f64 1 x) (/.f64 1 x) (/.f64 1 x) (/.f64 1 x) (*.f64 x x) (/.f64 1 (*.f64 x x)) (/.f64 x (/.f64 (cbrt.f64 1) x)) (*.f64 x x) (*.f64 x x) (/.f64 1 x) (/.f64 1 (*.f64 x x)) (/.f64 1 (*.f64 x x)) (/.f64 1 (*.f64 x x)) 0.165 * * * [progress]: adding candidates to table 0.175 * * [progress]: iteration 2 / 4 0.175 * * * [progress]: picking best candidate 0.176 * * * * [pick]: Picked # 0.176 * * * [progress]: localizing error 0.178 * * * [progress]: generating rewritten candidates 0.179 * * * [progress]: generating series expansions 0.179 * * * [progress]: simplifying candidates 0.179 * [simplify]: Simplifying using # : 0.193 * * [simplify]: iteration 0 : 0 enodes (cost 0 ) 0.193 * [simplify]: Simplified to: 0.193 * * * [progress]: adding candidates to table 0.193 * [progress]: [Phase 3 of 3] Extracting. 0.195 * [simplify]: Simplifying using # : (pow.f64 x -2) 0.197 * * [simplify]: iteration 0 : 4 enodes (cost 4 ) 0.197 * * [simplify]: iteration 1 : 4 enodes (cost 4 ) 0.197 * [simplify]: Simplified to: (pow.f64 x -2) 0.468 * [regime-testing]: End program error score: 0 0.482 * [regime-testing]: Target error score: 0.17002125265658208