3.365 * [progress]: [Phase 1 of 3] Setting up. 0.001 * * * [progress]: [1/2] Preparing points 0.010 * * * [progress]: [2/2] Setting up program. 0.011 * [progress]: [Phase 2 of 3] Improving. 0.011 * [simplify]: Simplifying using # : (- (* x x) 1.0) 0.014 * * [simplify]: iteration 0 : 7 enodes (cost 2 ) 0.015 * * [simplify]: iteration 1 : 8 enodes (cost 2 ) 0.016 * * [simplify]: iteration 2 : 8 enodes (cost 2 ) 0.016 * [simplify]: Simplified to: (- (* x x) 1.0) 0.016 * * [progress]: iteration 1 / 4 0.016 * * * [progress]: picking best candidate 0.017 * * * * [pick]: Picked # 0.017 * * * [progress]: localizing error 0.020 * * * [progress]: generating rewritten candidates 0.020 * * * * [progress]: [ 1 / 1 ] rewriting at (2) 0.024 * * * [progress]: generating series expansions 0.024 * * * * [progress]: [ 1 / 1 ] generating series at (2) 0.024 * [approximate]: Taking taylor expansion of (- (pow x 2) 1.0) in (x) around 0 0.024 * [taylor]: Taking taylor expansion of (- (pow x 2) 1.0) in x 0.024 * [taylor]: Taking taylor expansion of (pow x 2) in x 0.024 * [taylor]: Taking taylor expansion of x in x 0.024 * [taylor]: Taking taylor expansion of 1.0 in x 0.024 * [taylor]: Taking taylor expansion of (- (pow x 2) 1.0) in x 0.024 * [taylor]: Taking taylor expansion of (pow x 2) in x 0.024 * [taylor]: Taking taylor expansion of x in x 0.024 * [taylor]: Taking taylor expansion of 1.0 in x 0.033 * [approximate]: Taking taylor expansion of (- (/ 1 (pow x 2)) 1.0) in (x) around 0 0.034 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) 1.0) in x 0.034 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x 0.034 * [taylor]: Taking taylor expansion of (pow x 2) in x 0.034 * [taylor]: Taking taylor expansion of x in x 0.034 * [taylor]: Taking taylor expansion of 1.0 in x 0.034 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) 1.0) in x 0.034 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x 0.034 * [taylor]: Taking taylor expansion of (pow x 2) in x 0.034 * [taylor]: Taking taylor expansion of x in x 0.035 * [taylor]: Taking taylor expansion of 1.0 in x 0.048 * [approximate]: Taking taylor expansion of (- (/ 1 (pow x 2)) 1.0) in (x) around 0 0.048 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) 1.0) in x 0.048 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x 0.049 * [taylor]: Taking taylor expansion of (pow x 2) in x 0.049 * [taylor]: Taking taylor expansion of x in x 0.049 * [taylor]: Taking taylor expansion of 1.0 in x 0.049 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) 1.0) in x 0.049 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x 0.049 * [taylor]: Taking taylor expansion of (pow x 2) in x 0.049 * [taylor]: Taking taylor expansion of x in x 0.050 * [taylor]: Taking taylor expansion of 1.0 in x 0.064 * * * [progress]: simplifying candidates 0.065 * [simplify]: Simplifying using # : (fma x x (- (* (cbrt 1.0) (* (cbrt 1.0) (cbrt 1.0))))) (fma (- (cbrt 1.0)) (* (cbrt 1.0) (cbrt 1.0)) (* (cbrt 1.0) (* (cbrt 1.0) (cbrt 1.0)))) (fma x x (- (* (sqrt 1.0) (sqrt 1.0)))) (fma (- (sqrt 1.0)) (sqrt 1.0) (* (sqrt 1.0) (sqrt 1.0))) (fma x x (- (* 1.0 1))) (fma (- 1.0) 1 (* 1.0 1)) (expm1 (- (* x x) 1.0)) (log1p (- (* x x) 1.0)) (- 1.0) (/ (exp (* x x)) (exp 1.0)) (log (- (* x x) 1.0)) (exp (- (* x x) 1.0)) (* (cbrt (- (* x x) 1.0)) (cbrt (- (* x x) 1.0))) (cbrt (- (* x x) 1.0)) (* (* (- (* x x) 1.0) (- (* x x) 1.0)) (- (* x x) 1.0)) (sqrt (- (* x x) 1.0)) (sqrt (- (* x x) 1.0)) (- (pow (* x x) 3) (pow 1.0 3)) (+ (* (* x x) (* x x)) (+ (* 1.0 1.0) (* (* x x) 1.0))) (- 1.0) (- (* (* x x) (* x x)) (* 1.0 1.0)) (+ (* x x) 1.0) (+ x (sqrt 1.0)) (- x (sqrt 1.0)) (- 1.0) (- (pow x 2) 1.0) (- (pow x 2) 1.0) (- (pow x 2) 1.0) 0.067 * * [simplify]: iteration 0 : 115 enodes (cost 95 ) 0.070 * * [simplify]: iteration 1 : 414 enodes (cost 73 ) 0.079 * * [simplify]: iteration 2 : 2048 enodes (cost 67 ) 0.125 * * [simplify]: iteration 3 : 5001 enodes (cost 64 ) 0.126 * [simplify]: Simplified to: (- (* x x) 1.0) 0 (- (* x x) 1.0) 0 (- (* x x) 1.0) 0 (expm1 (- (* x x) 1.0)) (log1p (- (* x x) 1.0)) (- 1.0) (exp (- (* x x) 1.0)) (log (- (* x x) 1.0)) (exp (- (* x x) 1.0)) (* (cbrt (- (* x x) 1.0)) (cbrt (- (* x x) 1.0))) (cbrt (- (* x x) 1.0)) (pow (- (* x x) 1.0) 3) (sqrt (- (* x x) 1.0)) (sqrt (- (* x x) 1.0)) (- (pow (* x x) 3) (pow 1.0 3)) (fma (fma x x 1.0) 1.0 (pow x 4)) (- 1.0) (fma (- 1.0) 1.0 (pow x 4)) (fma x x 1.0) (+ x (sqrt 1.0)) (- x (sqrt 1.0)) (- 1.0) (- (* x x) 1.0) (- (* x x) 1.0) (- (* x x) 1.0) 0.126 * * * [progress]: adding candidates to table 0.159 * * [progress]: iteration 2 / 4 0.159 * * * [progress]: picking best candidate 0.160 * * * * [pick]: Picked # 0.160 * * * [progress]: localizing error 0.164 * * * [progress]: generating rewritten candidates 0.164 * * * [progress]: generating series expansions 0.164 * * * [progress]: simplifying candidates 0.164 * [simplify]: Simplifying using # : 0.166 * * [simplify]: iteration 0 : 0 enodes (cost 0 ) 0.166 * [simplify]: Simplified to: 0.166 * * * [progress]: adding candidates to table 0.167 * [progress]: [Phase 3 of 3] Extracting. 0.168 * [simplify]: Simplifying using # : (fma x x (- 1.0)) 0.169 * * [simplify]: iteration 0 : 4 enodes (cost 2 ) 0.169 * [simplify]: Simplified to: (fma x x (- 1.0)) 0.479 * [regime-testing]: End program error score: 0