19.009 * [progress]: [Phase 1 of 3] Setting up. 0.002 * * * [progress]: [1/2] Preparing points 0.014 * * * [progress]: [2/2] Setting up program. 0.019 * [progress]: [Phase 2 of 3] Improving. 0.020 * [simplify]: Simplifying using # : (/.f64 1 (*.f64 x x)) 0.032 * * [simplify]: iteration 0 : 7 enodes (cost 7 ) 0.032 * * [simplify]: iteration 1 : 7 enodes (cost 7 ) 0.032 * [simplify]: Simplified to: (/.f64 1 (*.f64 x x)) 0.032 * * [progress]: iteration 1 / 4 0.032 * * * [progress]: picking best candidate 0.042 * * * * [pick]: Picked # 0.043 * * * [progress]: localizing error 0.047 * * * [progress]: generating rewritten candidates 0.047 * * * * [progress]: [ 1 / 1 ] rewriting at (2) 0.053 * * * [progress]: generating series expansions 0.053 * * * * [progress]: [ 1 / 1 ] generating series at (2) 0.053 * [approximate]: Taking taylor expansion of (/ 1 (pow x 2)) in (x) around 0 0.053 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x 0.053 * [taylor]: Taking taylor expansion of (pow x 2) in x 0.053 * [taylor]: Taking taylor expansion of x in x 0.053 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x 0.053 * [taylor]: Taking taylor expansion of (pow x 2) in x 0.053 * [taylor]: Taking taylor expansion of x in x 0.060 * [approximate]: Taking taylor expansion of (pow x 2) in (x) around 0 0.060 * [taylor]: Taking taylor expansion of (pow x 2) in x 0.060 * [taylor]: Taking taylor expansion of x in x 0.060 * [taylor]: Taking taylor expansion of (pow x 2) in x 0.060 * [taylor]: Taking taylor expansion of x in x 0.064 * [approximate]: Taking taylor expansion of (pow x 2) in (x) around 0 0.064 * [taylor]: Taking taylor expansion of (pow x 2) in x 0.064 * [taylor]: Taking taylor expansion of x in x 0.064 * [taylor]: Taking taylor expansion of (pow x 2) in x 0.064 * [taylor]: Taking taylor expansion of x in x 0.067 * * * [progress]: simplifying candidates 0.067 * [simplify]: Simplifying using # : (/.f64 (*.f64 x x) 1) (/.f64 (*.f64 x x) (sqrt.f64 1)) (/.f64 (*.f64 x x) (cbrt.f64 1)) (/.f64 1 x) (/.f64 (*.f64 x x) 1) (/.f64 1 (*.f64 x x)) (/.f64 1 x) (/.f64 1 x) (/.f64 (sqrt.f64 1) x) (/.f64 (sqrt.f64 1) x) (/.f64 (*.f64 (cbrt.f64 1) (cbrt.f64 1)) x) (/.f64 (cbrt.f64 1) x) (neg.f64 1) (neg.f64 (*.f64 x x)) (sqrt.f64 (/.f64 1 (*.f64 x x))) (sqrt.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))) (exp.f64 (/.f64 1 (*.f64 x x))) (log.f64 (/.f64 1 (*.f64 x x))) (-.f64 (log.f64 1) (log.f64 (*.f64 x x))) (-.f64 (log.f64 1) (+.f64 (log.f64 x) (log.f64 x))) (neg.f64 (log.f64 (*.f64 x x))) (neg.f64 (+.f64 (log.f64 x) (log.f64 x))) (neg.f64 (*.f64 2 1)) (neg.f64 1) (neg.f64 (+.f64 1 1)) (neg.f64 2) (neg.f64 1) (neg.f64 (+.f64 1 1)) (/.f64 1 (pow.f64 x 2)) (/.f64 1 (pow.f64 x 2)) (/.f64 1 (pow.f64 x 2)) 0.180 * * [simplify]: iteration 0 : 4800 enodes (cost 200 ) 0.181 * * [simplify]: iteration 1 : 4800 enodes (cost 200 ) 0.183 * [simplify]: Simplified to: (*.f64 x x) (*.f64 x x) (/.f64 (*.f64 x x) (cbrt.f64 1)) (/.f64 1 x) (*.f64 x x) (/.f64 1 (*.f64 x x)) (/.f64 1 x) (/.f64 1 x) (/.f64 1 x) (/.f64 1 x) (/.f64 (*.f64 (cbrt.f64 1) (cbrt.f64 1)) x) (/.f64 (cbrt.f64 1) x) -1 (neg.f64 (*.f64 x x)) (fabs.f64 (/.f64 1 x)) (fabs.f64 (/.f64 1 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) (exp.f64 (/.f64 1 (*.f64 x x))) (*.f64 (log.f64 x) -2) (*.f64 (log.f64 x) -2) (*.f64 (log.f64 x) -2) (*.f64 (log.f64 x) -2) (*.f64 (log.f64 x) -2) -2 -1 -2 -2 -1 -2 (/.f64 1 (*.f64 x x)) (/.f64 1 (*.f64 x x)) (/.f64 1 (*.f64 x x)) 0.183 * * * [progress]: adding candidates to table 0.252 * * [progress]: iteration 2 / 4 0.252 * * * [progress]: picking best candidate 0.258 * * * * [pick]: Picked # 0.258 * * * [progress]: localizing error 0.262 * * * [progress]: generating rewritten candidates 0.262 * * * [progress]: generating series expansions 0.262 * * * [progress]: simplifying candidates 0.262 * [simplify]: Simplifying using # : 0.274 * * [simplify]: iteration 0 : 0 enodes (cost 0 ) 0.274 * [simplify]: Simplified to: 0.274 * * * [progress]: adding candidates to table 0.275 * [progress]: [Phase 3 of 3] Extracting. 0.280 * [simplify]: Simplifying using # : (pow.f64 x -2) 0.283 * * [simplify]: iteration 0 : 4 enodes (cost 4 ) 0.283 * * [simplify]: iteration 1 : 4 enodes (cost 4 ) 0.283 * [simplify]: Simplified to: (pow.f64 x -2) 1.068 * [regime-testing]: End program error score: 0 1.248 * [regime-testing]: Target error score: 0.1726465808226028