22.738 * [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)) 0.024 * * [simplify]: iteration 0 : 9 enodes (cost 7 ) 0.024 * * [simplify]: iteration 1 : 9 enodes (cost 7 ) 0.024 * [simplify]: Simplified to: (/.f64 1 (*.f64 x x)) 0.025 * * [progress]: iteration 1 / 4 0.025 * * * [progress]: picking best candidate 0.025 * * * * [pick]: Picked # 0.025 * * * [progress]: localizing error 0.028 * * * [progress]: generating rewritten candidates 0.028 * * * * [progress]: [ 1 / 1 ] rewriting at (2) 0.034 * * * [progress]: generating series expansions 0.034 * * * * [progress]: [ 1 / 1 ] generating series at (2) 0.034 * [approximate]: Taking taylor expansion of (/ 1 (pow x 2)) in (x) around 0 0.034 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x 0.035 * [taylor]: Taking taylor expansion of (pow x 2) in x 0.035 * [taylor]: Taking taylor expansion of x in x 0.035 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x 0.035 * [taylor]: Taking taylor expansion of (pow x 2) in x 0.035 * [taylor]: Taking taylor expansion of x in x 0.040 * [approximate]: Taking taylor expansion of (pow x 2) in (x) around 0 0.040 * [taylor]: Taking taylor expansion of (pow x 2) in x 0.040 * [taylor]: Taking taylor expansion of x in x 0.040 * [taylor]: Taking taylor expansion of (pow x 2) in x 0.040 * [taylor]: Taking taylor expansion of x in x 0.043 * [approximate]: Taking taylor expansion of (pow x 2) in (x) around 0 0.043 * [taylor]: Taking taylor expansion of (pow x 2) in x 0.043 * [taylor]: Taking taylor expansion of x in x 0.043 * [taylor]: Taking taylor expansion of (pow x 2) in x 0.043 * [taylor]: Taking taylor expansion of x in x 0.045 * * * [progress]: simplifying candidates 0.046 * [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)) 0.156 * * [simplify]: iteration 0 : 4664 enodes (cost 212 ) 0.156 * * [simplify]: iteration 1 : 4664 enodes (cost 212 ) 0.158 * [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)) 0.158 * * * [progress]: adding candidates to table 0.171 * * [progress]: iteration 2 / 4 0.171 * * * [progress]: picking best candidate 0.171 * * * * [pick]: Picked # 0.171 * * * [progress]: localizing error 0.174 * * * [progress]: generating rewritten candidates 0.174 * * * [progress]: generating series expansions 0.174 * * * [progress]: simplifying candidates 0.174 * [simplify]: Simplifying using # : 0.185 * * [simplify]: iteration 0 : 0 enodes (cost 0 ) 0.185 * [simplify]: Simplified to: 0.185 * * * [progress]: adding candidates to table 0.185 * [progress]: [Phase 3 of 3] Extracting. 0.186 * [simplify]: Simplifying using # : (pow.f64 x -2) 0.188 * * [simplify]: iteration 0 : 4 enodes (cost 4 ) 0.188 * * [simplify]: iteration 1 : 4 enodes (cost 4 ) 0.188 * [simplify]: Simplified to: (pow.f64 x -2) 0.444 * [regime-testing]: End program error score: 0 0.456 * [regime-testing]: Target error score: 0.17377172146518316