23.152 * [progress]: [Phase 1 of 3] Setting up. 0.001 * * * [progress]: [1/2] Preparing points 0.067 * * * [progress]: [2/2] Setting up program. 0.068 * [progress]: [Phase 2 of 3] Improving. 0.070 * [simplify]: Simplifying using # : (/.f64 (-.f64 (exp.f64 x) (exp.f64 (neg.f64 x))) 2) 0.196 * * [simplify]: iteration 0 : 4648 enodes (cost 13 ) 0.196 * * [simplify]: iteration 1 : 4648 enodes (cost 13 ) 0.197 * [simplify]: Simplified to: (/.f64 (-.f64 (exp.f64 x) (exp.f64 (neg.f64 x))) 2) 0.197 * * [progress]: iteration 1 / 4 0.197 * * * [progress]: picking best candidate 0.198 * * * * [pick]: Picked # 0.198 * * * [progress]: localizing error 0.204 * * * [progress]: generating rewritten candidates 0.204 * * * * [progress]: [ 1 / 1 ] rewriting at (2 1) 0.210 * * * [progress]: generating series expansions 0.210 * * * * [progress]: [ 1 / 1 ] generating series at (2 1) 0.211 * [approximate]: Taking taylor expansion of (- (exp x) (exp (neg x))) in (x) around 0 0.211 * [taylor]: Taking taylor expansion of (- (exp x) (exp (neg x))) in x 0.211 * [taylor]: Taking taylor expansion of (exp x) in x 0.211 * [taylor]: Taking taylor expansion of x in x 0.211 * [taylor]: Taking taylor expansion of (exp (neg x)) in x 0.211 * [taylor]: Taking taylor expansion of (neg x) in x 0.211 * [taylor]: Taking taylor expansion of x in x 0.212 * [taylor]: Taking taylor expansion of (- (exp x) (exp (neg x))) in x 0.212 * [taylor]: Taking taylor expansion of (exp x) in x 0.212 * [taylor]: Taking taylor expansion of x in x 0.212 * [taylor]: Taking taylor expansion of (exp (neg x)) in x 0.212 * [taylor]: Taking taylor expansion of (neg x) in x 0.212 * [taylor]: Taking taylor expansion of x in x 0.238 * [approximate]: Taking taylor expansion of (- (exp (/ 1 x)) (exp (neg (/ 1 x)))) in (x) around 0 0.238 * [taylor]: Taking taylor expansion of (- (exp (/ 1 x)) (exp (neg (/ 1 x)))) in x 0.238 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x 0.238 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.238 * [taylor]: Taking taylor expansion of x in x 0.238 * [taylor]: Taking taylor expansion of (exp (neg (/ 1 x))) in x 0.238 * [taylor]: Taking taylor expansion of (neg (/ 1 x)) in x 0.238 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.238 * [taylor]: Taking taylor expansion of x in x 0.239 * [taylor]: Taking taylor expansion of (- (exp (/ 1 x)) (exp (neg (/ 1 x)))) in x 0.239 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x 0.239 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.239 * [taylor]: Taking taylor expansion of x in x 0.240 * [taylor]: Taking taylor expansion of (exp (neg (/ 1 x))) in x 0.240 * [taylor]: Taking taylor expansion of (neg (/ 1 x)) in x 0.240 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.240 * [taylor]: Taking taylor expansion of x in x 0.248 * [approximate]: Taking taylor expansion of (- (exp (/ -1 x)) (exp (/ 1 x))) in (x) around 0 0.248 * [taylor]: Taking taylor expansion of (- (exp (/ -1 x)) (exp (/ 1 x))) in x 0.249 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x 0.249 * [taylor]: Taking taylor expansion of (/ -1 x) in x 0.249 * [taylor]: Taking taylor expansion of -1 in x 0.249 * [taylor]: Taking taylor expansion of x in x 0.249 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x 0.249 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.249 * [taylor]: Taking taylor expansion of x in x 0.249 * [taylor]: Taking taylor expansion of (- (exp (/ -1 x)) (exp (/ 1 x))) in x 0.249 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x 0.249 * [taylor]: Taking taylor expansion of (/ -1 x) in x 0.249 * [taylor]: Taking taylor expansion of -1 in x 0.249 * [taylor]: Taking taylor expansion of x in x 0.250 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x 0.250 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.250 * [taylor]: Taking taylor expansion of x in x 0.256 * * * [progress]: simplifying candidates 0.256 * [simplify]: Simplifying using # : (sinh.f64 x) (/.f64 (exp.f64 (exp.f64 x)) (exp.f64 (exp.f64 (neg.f64 x)))) (exp.f64 (-.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))) (log.f64 (-.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))) (*.f64 (*.f64 (-.f64 (exp.f64 x) (exp.f64 (neg.f64 x))) (-.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))) (-.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))) (*.f64 (cbrt.f64 (-.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))) (cbrt.f64 (-.f64 (exp.f64 x) (exp.f64 (neg.f64 x))))) (cbrt.f64 (-.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))) (sqrt.f64 (-.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))) (sqrt.f64 (-.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))) (-.f64 (pow.f64 (exp.f64 x) 3) (pow.f64 (exp.f64 (neg.f64 x)) 3)) (+.f64 (*.f64 (exp.f64 x) (exp.f64 x)) (+.f64 (*.f64 (exp.f64 (neg.f64 x)) (exp.f64 (neg.f64 x))) (*.f64 (exp.f64 x) (exp.f64 (neg.f64 x))))) (neg.f64 (exp.f64 (neg.f64 x))) (-.f64 (*.f64 (exp.f64 x) (exp.f64 x)) (*.f64 (exp.f64 (neg.f64 x)) (exp.f64 (neg.f64 x)))) (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))) (+.f64 (sqrt.f64 (exp.f64 x)) (sqrt.f64 (exp.f64 (neg.f64 x)))) (-.f64 (sqrt.f64 (exp.f64 x)) (sqrt.f64 (exp.f64 (neg.f64 x)))) (-.f64 (exp.f64 x) (exp.f64 (neg.f64 x))) (+.f64 (*.f64 2 x) (+.f64 (*.f64 1/3 (pow.f64 x 3)) (*.f64 1/60 (pow.f64 x 5)))) (-.f64 (exp.f64 x) (exp.f64 (neg.f64 x))) (-.f64 (exp.f64 x) (exp.f64 (*.f64 -1 x))) 0.331 * * [simplify]: iteration 0 : 4897 enodes (cost 255 ) 0.332 * * [simplify]: iteration 1 : 4897 enodes (cost 255 ) 0.334 * [simplify]: Simplified to: (sinh.f64 x) (exp.f64 (-.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))) (exp.f64 (-.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))) (log.f64 (-.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))) (pow.f64 (-.f64 (exp.f64 x) (exp.f64 (neg.f64 x))) 3) (*.f64 (cbrt.f64 (-.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))) (cbrt.f64 (-.f64 (exp.f64 x) (exp.f64 (neg.f64 x))))) (cbrt.f64 (-.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))) (sqrt.f64 (-.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))) (sqrt.f64 (-.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))) (-.f64 (pow.f64 (exp.f64 x) 3) (pow.f64 (exp.f64 x) -3)) (+.f64 (pow.f64 (exp.f64 x) 2) (+.f64 (pow.f64 (exp.f64 x) -2) 1)) (/.f64 -1 (exp.f64 x)) (-.f64 (pow.f64 (exp.f64 x) 2) (pow.f64 (exp.f64 x) -2)) (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))) (+.f64 (sqrt.f64 (exp.f64 x)) (sqrt.f64 (exp.f64 (neg.f64 x)))) (-.f64 (sqrt.f64 (exp.f64 x)) (sqrt.f64 (exp.f64 (neg.f64 x)))) (-.f64 (exp.f64 x) (exp.f64 (neg.f64 x))) (+.f64 (+.f64 x x) (+.f64 (*.f64 1/3 (pow.f64 x 3)) (*.f64 1/60 (pow.f64 x 5)))) (-.f64 (exp.f64 x) (exp.f64 (neg.f64 x))) (-.f64 (exp.f64 x) (exp.f64 (neg.f64 x))) 0.334 * * * [progress]: adding candidates to table 0.345 * * [progress]: iteration 2 / 4 0.345 * * * [progress]: picking best candidate 0.345 * * * * [pick]: Picked # 0.345 * * * [progress]: localizing error 0.352 * * * [progress]: generating rewritten candidates 0.352 * * * [progress]: generating series expansions 0.352 * * * [progress]: simplifying candidates 0.352 * [simplify]: Simplifying using # : 0.358 * * [simplify]: iteration 0 : 0 enodes (cost 0 ) 0.358 * [simplify]: Simplified to: 0.358 * * * [progress]: adding candidates to table 0.358 * [progress]: [Phase 3 of 3] Extracting. 0.359 * [simplify]: Simplifying using # : (/.f64 (*.f64 2 (sinh.f64 x)) 2) 0.360 * * [simplify]: iteration 0 : 7 enodes (cost 9 ) 0.361 * * [simplify]: iteration 1 : 7 enodes (cost 9 ) 0.361 * [simplify]: Simplified to: (/.f64 (*.f64 2 (sinh.f64 x)) 2) 2.121 * [regime-testing]: End program error score: 0.007125890736342043