38.714 * [progress]: [Phase 1 of 3] Setting up. 0.001 * * * [progress]: [1/2] Preparing points 0.087 * * * [progress]: [2/2] Setting up program. 0.090 * [progress]: [Phase 2 of 3] Improving. 0.090 * [simplify]: Simplifying using # : (-.f64 (*.f64 a a) (*.f64 b b)) 0.221 * * [simplify]: iteration 0 : 6509 enodes (cost 7 ) 0.222 * [simplify]: Simplified to: (-.f64 (*.f64 a a) (*.f64 b b)) 0.222 * * [progress]: iteration 1 / 4 0.222 * * * [progress]: picking best candidate 0.225 * * * * [pick]: Picked # 0.225 * * * [progress]: localizing error 0.229 * * * [progress]: generating rewritten candidates 0.229 * * * * [progress]: [ 1 / 1 ] rewriting at (2) 0.233 * * * [progress]: generating series expansions 0.233 * * * * [progress]: [ 1 / 1 ] generating series at (2) 0.233 * [approximate]: Taking taylor expansion of (- (pow a 2) (pow b 2)) in (a b) around 0 0.233 * [taylor]: Taking taylor expansion of (- (pow a 2) (pow b 2)) in b 0.233 * [taylor]: Taking taylor expansion of (pow a 2) in b 0.233 * [taylor]: Taking taylor expansion of a in b 0.233 * [taylor]: Taking taylor expansion of (pow b 2) in b 0.233 * [taylor]: Taking taylor expansion of b in b 0.233 * [taylor]: Taking taylor expansion of (- (pow a 2) (pow b 2)) in a 0.234 * [taylor]: Taking taylor expansion of (pow a 2) in a 0.234 * [taylor]: Taking taylor expansion of a in a 0.234 * [taylor]: Taking taylor expansion of (pow b 2) in a 0.234 * [taylor]: Taking taylor expansion of b in a 0.234 * [taylor]: Taking taylor expansion of (- (pow a 2) (pow b 2)) in a 0.234 * [taylor]: Taking taylor expansion of (pow a 2) in a 0.234 * [taylor]: Taking taylor expansion of a in a 0.234 * [taylor]: Taking taylor expansion of (pow b 2) in a 0.234 * [taylor]: Taking taylor expansion of b in a 0.234 * [taylor]: Taking taylor expansion of (neg (pow b 2)) in b 0.234 * [taylor]: Taking taylor expansion of (pow b 2) in b 0.234 * [taylor]: Taking taylor expansion of b in b 0.234 * [taylor]: Taking taylor expansion of 0 in b 0.234 * [taylor]: Taking taylor expansion of 1 in b 0.234 * [taylor]: Taking taylor expansion of 0 in b 0.234 * [taylor]: Taking taylor expansion of 0 in b 0.235 * [approximate]: Taking taylor expansion of (- (/ 1 (pow a 2)) (/ 1 (pow b 2))) in (a b) around 0 0.235 * [taylor]: Taking taylor expansion of (- (/ 1 (pow a 2)) (/ 1 (pow b 2))) in b 0.235 * [taylor]: Taking taylor expansion of (/ 1 (pow a 2)) in b 0.235 * [taylor]: Taking taylor expansion of (pow a 2) in b 0.235 * [taylor]: Taking taylor expansion of a in b 0.235 * [taylor]: Taking taylor expansion of (/ 1 (pow b 2)) in b 0.235 * [taylor]: Taking taylor expansion of (pow b 2) in b 0.235 * [taylor]: Taking taylor expansion of b in b 0.235 * [taylor]: Taking taylor expansion of (- (/ 1 (pow a 2)) (/ 1 (pow b 2))) in a 0.235 * [taylor]: Taking taylor expansion of (/ 1 (pow a 2)) in a 0.235 * [taylor]: Taking taylor expansion of (pow a 2) in a 0.235 * [taylor]: Taking taylor expansion of a in a 0.235 * [taylor]: Taking taylor expansion of (/ 1 (pow b 2)) in a 0.235 * [taylor]: Taking taylor expansion of (pow b 2) in a 0.235 * [taylor]: Taking taylor expansion of b in a 0.235 * [taylor]: Taking taylor expansion of (- (/ 1 (pow a 2)) (/ 1 (pow b 2))) in a 0.235 * [taylor]: Taking taylor expansion of (/ 1 (pow a 2)) in a 0.235 * [taylor]: Taking taylor expansion of (pow a 2) in a 0.235 * [taylor]: Taking taylor expansion of a in a 0.235 * [taylor]: Taking taylor expansion of (/ 1 (pow b 2)) in a 0.235 * [taylor]: Taking taylor expansion of (pow b 2) in a 0.235 * [taylor]: Taking taylor expansion of b in a 0.236 * [taylor]: Taking taylor expansion of 1 in b 0.236 * [taylor]: Taking taylor expansion of 0 in b 0.236 * [taylor]: Taking taylor expansion of (neg (/ 1 (pow b 2))) in b 0.236 * [taylor]: Taking taylor expansion of (/ 1 (pow b 2)) in b 0.236 * [taylor]: Taking taylor expansion of (pow b 2) in b 0.236 * [taylor]: Taking taylor expansion of b in b 0.236 * [taylor]: Taking taylor expansion of 0 in b 0.237 * [taylor]: Taking taylor expansion of 0 in b 0.237 * [approximate]: Taking taylor expansion of (- (/ 1 (pow a 2)) (/ 1 (pow b 2))) in (a b) around 0 0.237 * [taylor]: Taking taylor expansion of (- (/ 1 (pow a 2)) (/ 1 (pow b 2))) in b 0.237 * [taylor]: Taking taylor expansion of (/ 1 (pow a 2)) in b 0.237 * [taylor]: Taking taylor expansion of (pow a 2) in b 0.237 * [taylor]: Taking taylor expansion of a in b 0.238 * [taylor]: Taking taylor expansion of (/ 1 (pow b 2)) in b 0.238 * [taylor]: Taking taylor expansion of (pow b 2) in b 0.238 * [taylor]: Taking taylor expansion of b in b 0.238 * [taylor]: Taking taylor expansion of (- (/ 1 (pow a 2)) (/ 1 (pow b 2))) in a 0.238 * [taylor]: Taking taylor expansion of (/ 1 (pow a 2)) in a 0.238 * [taylor]: Taking taylor expansion of (pow a 2) in a 0.238 * [taylor]: Taking taylor expansion of a in a 0.238 * [taylor]: Taking taylor expansion of (/ 1 (pow b 2)) in a 0.238 * [taylor]: Taking taylor expansion of (pow b 2) in a 0.238 * [taylor]: Taking taylor expansion of b in a 0.238 * [taylor]: Taking taylor expansion of (- (/ 1 (pow a 2)) (/ 1 (pow b 2))) in a 0.238 * [taylor]: Taking taylor expansion of (/ 1 (pow a 2)) in a 0.238 * [taylor]: Taking taylor expansion of (pow a 2) in a 0.238 * [taylor]: Taking taylor expansion of a in a 0.238 * [taylor]: Taking taylor expansion of (/ 1 (pow b 2)) in a 0.238 * [taylor]: Taking taylor expansion of (pow b 2) in a 0.238 * [taylor]: Taking taylor expansion of b in a 0.238 * [taylor]: Taking taylor expansion of 1 in b 0.238 * [taylor]: Taking taylor expansion of 0 in b 0.238 * [taylor]: Taking taylor expansion of (neg (/ 1 (pow b 2))) in b 0.238 * [taylor]: Taking taylor expansion of (/ 1 (pow b 2)) in b 0.238 * [taylor]: Taking taylor expansion of (pow b 2) in b 0.238 * [taylor]: Taking taylor expansion of b in b 0.239 * [taylor]: Taking taylor expansion of 0 in b 0.239 * [taylor]: Taking taylor expansion of 0 in b 0.240 * * * [progress]: simplifying candidates 0.240 * [simplify]: Simplifying using # : (/.f64 (exp.f64 (*.f64 a a)) (exp.f64 (*.f64 b b))) (log.f64 (-.f64 (*.f64 a a) (*.f64 b b))) (exp.f64 (-.f64 (*.f64 a a) (*.f64 b b))) (*.f64 (cbrt.f64 (-.f64 (*.f64 a a) (*.f64 b b))) (cbrt.f64 (-.f64 (*.f64 a a) (*.f64 b b)))) (cbrt.f64 (-.f64 (*.f64 a a) (*.f64 b b))) (*.f64 (*.f64 (-.f64 (*.f64 a a) (*.f64 b b)) (-.f64 (*.f64 a a) (*.f64 b b))) (-.f64 (*.f64 a a) (*.f64 b b))) (sqrt.f64 (-.f64 (*.f64 a a) (*.f64 b b))) (sqrt.f64 (-.f64 (*.f64 a a) (*.f64 b b))) (-.f64 (pow.f64 (*.f64 a a) 3) (pow.f64 (*.f64 b b) 3)) (+.f64 (*.f64 (*.f64 a a) (*.f64 a a)) (+.f64 (*.f64 (*.f64 b b) (*.f64 b b)) (*.f64 (*.f64 a a) (*.f64 b b)))) (neg.f64 (*.f64 b b)) (-.f64 (*.f64 (*.f64 a a) (*.f64 a a)) (*.f64 (*.f64 b b) (*.f64 b b))) (+.f64 (*.f64 a a) (*.f64 b b)) (+.f64 a b) (-.f64 a b) (-.f64 (pow.f64 a 2) (pow.f64 b 2)) (-.f64 (pow.f64 a 2) (pow.f64 b 2)) (-.f64 (pow.f64 a 2) (pow.f64 b 2)) 0.300 * * [simplify]: iteration 0 : 4881 enodes (cost 141 ) 0.300 * * [simplify]: iteration 1 : 4881 enodes (cost 141 ) 0.302 * [simplify]: Simplified to: (pow.f64 (exp.f64 (+.f64 a b)) (-.f64 a b)) (log.f64 (-.f64 (*.f64 a a) (*.f64 b b))) (pow.f64 (exp.f64 (+.f64 a b)) (-.f64 a b)) (*.f64 (cbrt.f64 (-.f64 (*.f64 a a) (*.f64 b b))) (cbrt.f64 (-.f64 (*.f64 a a) (*.f64 b b)))) (cbrt.f64 (-.f64 (*.f64 a a) (*.f64 b b))) (pow.f64 (-.f64 (*.f64 a a) (*.f64 b b)) 3) (sqrt.f64 (-.f64 (*.f64 a a) (*.f64 b b))) (sqrt.f64 (-.f64 (*.f64 a a) (*.f64 b b))) (-.f64 (pow.f64 a 6) (pow.f64 b 6)) (+.f64 (pow.f64 a 4) (+.f64 (pow.f64 b 4) (*.f64 (*.f64 a a) (*.f64 b b)))) (neg.f64 (*.f64 b b)) (-.f64 (pow.f64 a 4) (pow.f64 b 4)) (+.f64 (*.f64 a a) (*.f64 b b)) (+.f64 a b) (-.f64 a b) (-.f64 (*.f64 a a) (*.f64 b b)) (-.f64 (*.f64 a a) (*.f64 b b)) (-.f64 (*.f64 a a) (*.f64 b b)) 0.302 * * * [progress]: adding candidates to table 0.319 * * [progress]: iteration 2 / 4 0.319 * * * [progress]: picking best candidate 0.321 * * * * [pick]: Picked # 0.321 * * * [progress]: localizing error 0.325 * * * [progress]: generating rewritten candidates 0.325 * * * [progress]: generating series expansions 0.325 * * * [progress]: simplifying candidates 0.325 * [simplify]: Simplifying using # : 0.329 * * [simplify]: iteration 0 : 0 enodes (cost 0 ) 0.330 * [simplify]: Simplified to: 0.330 * * * [progress]: adding candidates to table 0.330 * [progress]: [Phase 3 of 3] Extracting. 0.332 * [simplify]: Simplifying using # : (*.f64 (+.f64 a b) (-.f64 a b)) 0.334 * * [simplify]: iteration 0 : 17 enodes (cost 7 ) 0.334 * * [simplify]: iteration 1 : 17 enodes (cost 7 ) 0.334 * [simplify]: Simplified to: (*.f64 (+.f64 a b) (-.f64 a b)) 0.843 * [regime-testing]: End program error score: 0.001375171896487061 0.909 * [regime-testing]: Target error score: 0.001375171896487061