23.021 * [progress]: [Phase 1 of 3] Setting up. 0.001 * * * [progress]: [1/2] Preparing points 0.037 * * * [progress]: [2/2] Setting up program. 0.038 * [progress]: [Phase 2 of 3] Improving. 0.039 * [simplify]: Simplifying using # : (- (exp x) 1.0) 0.041 * * [simplify]: iteration 0 : 6 enodes (cost 2 ) 0.042 * * [simplify]: iteration 1 : 7 enodes (cost 2 ) 0.043 * * [simplify]: iteration 2 : 7 enodes (cost 2 ) 0.043 * [simplify]: Simplified to: (- (exp x) 1.0) 0.043 * * [progress]: iteration 1 / 4 0.043 * * * [progress]: picking best candidate 0.045 * * * * [pick]: Picked # 0.045 * * * [progress]: localizing error 0.048 * * * [progress]: generating rewritten candidates 0.048 * * * * [progress]: [ 1 / 1 ] rewriting at (2) 0.050 * * * [progress]: generating series expansions 0.050 * * * * [progress]: [ 1 / 1 ] generating series at (2) 0.051 * [approximate]: Taking taylor expansion of (- (exp x) 1.0) in (x) around 0 0.051 * [taylor]: Taking taylor expansion of (- (exp x) 1.0) in x 0.051 * [taylor]: Taking taylor expansion of (exp x) in x 0.051 * [taylor]: Taking taylor expansion of x in x 0.051 * [taylor]: Taking taylor expansion of 1.0 in x 0.051 * [taylor]: Taking taylor expansion of (- (exp x) 1.0) in x 0.051 * [taylor]: Taking taylor expansion of (exp x) in x 0.051 * [taylor]: Taking taylor expansion of x in x 0.051 * [taylor]: Taking taylor expansion of 1.0 in x 0.056 * [approximate]: Taking taylor expansion of (- (exp (/ 1 x)) 1.0) in (x) around 0 0.056 * [taylor]: Taking taylor expansion of (- (exp (/ 1 x)) 1.0) in x 0.056 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x 0.056 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.056 * [taylor]: Taking taylor expansion of x in x 0.057 * [taylor]: Taking taylor expansion of 1.0 in x 0.057 * [taylor]: Taking taylor expansion of (- (exp (/ 1 x)) 1.0) in x 0.057 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x 0.057 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.057 * [taylor]: Taking taylor expansion of x in x 0.057 * [taylor]: Taking taylor expansion of 1.0 in x 0.060 * [approximate]: Taking taylor expansion of (- (exp (/ -1 x)) 1.0) in (x) around 0 0.060 * [taylor]: Taking taylor expansion of (- (exp (/ -1 x)) 1.0) in x 0.060 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x 0.060 * [taylor]: Taking taylor expansion of (/ -1 x) in x 0.060 * [taylor]: Taking taylor expansion of -1 in x 0.060 * [taylor]: Taking taylor expansion of x in x 0.061 * [taylor]: Taking taylor expansion of 1.0 in x 0.061 * [taylor]: Taking taylor expansion of (- (exp (/ -1 x)) 1.0) in x 0.061 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x 0.061 * [taylor]: Taking taylor expansion of (/ -1 x) in x 0.061 * [taylor]: Taking taylor expansion of -1 in x 0.061 * [taylor]: Taking taylor expansion of x in x 0.061 * [taylor]: Taking taylor expansion of 1.0 in x 0.064 * * * [progress]: simplifying candidates 0.065 * [simplify]: Simplifying using # : (- (pow (exp x) 3) (pow 1.0 3)) (+ (* (exp x) (exp x)) (+ (* 1.0 1.0) (* (exp x) 1.0))) (- 1.0) (- (* (exp x) (exp x)) (* 1.0 1.0)) (+ (exp x) 1.0) (- 1.0) (+ (* 1/2 (pow x 2)) (+ (* 1/6 (pow x 3)) x)) (- (exp x) 1.0) (- (exp x) 1.0) 0.068 * * [simplify]: iteration 0 : 65 enodes (cost 27 ) 0.070 * * [simplify]: iteration 1 : 156 enodes (cost 26 ) 0.073 * * [simplify]: iteration 2 : 451 enodes (cost 25 ) 0.081 * * [simplify]: iteration 3 : 1202 enodes (cost 25 ) 0.120 * * [simplify]: iteration 4 : 5001 enodes (cost 24 ) 0.121 * [simplify]: Simplified to: (- (pow (exp x) 3) (pow 1.0 3)) (fma 1.0 (+ (exp x) 1.0) (exp (+ x x))) (- 1.0) (fma (- 1.0) 1.0 (exp (+ x x))) (+ (exp x) 1.0) (- 1.0) (fma (fma x 1/6 1/2) (pow x 2) x) (- (exp x) 1.0) (- (exp x) 1.0) 0.121 * * * [progress]: adding candidates to table 0.134 * * [progress]: iteration 2 / 4 0.134 * * * [progress]: picking best candidate 0.140 * * * * [pick]: Picked # 0.140 * * * [progress]: localizing error 0.146 * * * [progress]: generating rewritten candidates 0.146 * * * * [progress]: [ 1 / 1 ] rewriting at (2 1) 0.147 * * * [progress]: generating series expansions 0.147 * * * * [progress]: [ 1 / 1 ] generating series at (2 1) 0.147 * [approximate]: Taking taylor expansion of (fma x 1/6 1/2) in (x) around 0 0.147 * [taylor]: Taking taylor expansion of (fma x 1/6 1/2) in x 0.147 * [taylor]: Rewrote expression to (+ (* x 1/6) 1/2) 0.147 * [taylor]: Taking taylor expansion of (* x 1/6) in x 0.147 * [taylor]: Taking taylor expansion of x in x 0.147 * [taylor]: Taking taylor expansion of 1/6 in x 0.147 * [taylor]: Taking taylor expansion of 1/2 in x 0.147 * [taylor]: Taking taylor expansion of (fma x 1/6 1/2) in x 0.148 * [taylor]: Rewrote expression to (+ (* x 1/6) 1/2) 0.148 * [taylor]: Taking taylor expansion of (* x 1/6) in x 0.148 * [taylor]: Taking taylor expansion of x in x 0.148 * [taylor]: Taking taylor expansion of 1/6 in x 0.148 * [taylor]: Taking taylor expansion of 1/2 in x 0.155 * [approximate]: Taking taylor expansion of (fma (/ 1 x) 1/6 1/2) in (x) around 0 0.155 * [taylor]: Taking taylor expansion of (fma (/ 1 x) 1/6 1/2) in x 0.155 * [taylor]: Rewrote expression to (+ (* (/ 1 x) 1/6) 1/2) 0.155 * [taylor]: Taking taylor expansion of (* (/ 1 x) 1/6) in x 0.155 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.155 * [taylor]: Taking taylor expansion of x in x 0.155 * [taylor]: Taking taylor expansion of 1/6 in x 0.155 * [taylor]: Taking taylor expansion of 1/2 in x 0.155 * [taylor]: Taking taylor expansion of (fma (/ 1 x) 1/6 1/2) in x 0.155 * [taylor]: Rewrote expression to (+ (* (/ 1 x) 1/6) 1/2) 0.155 * [taylor]: Taking taylor expansion of (* (/ 1 x) 1/6) in x 0.155 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.155 * [taylor]: Taking taylor expansion of x in x 0.156 * [taylor]: Taking taylor expansion of 1/6 in x 0.156 * [taylor]: Taking taylor expansion of 1/2 in x 0.166 * [approximate]: Taking taylor expansion of (fma (/ -1 x) 1/6 1/2) in (x) around 0 0.166 * [taylor]: Taking taylor expansion of (fma (/ -1 x) 1/6 1/2) in x 0.166 * [taylor]: Rewrote expression to (+ (* (/ -1 x) 1/6) 1/2) 0.166 * [taylor]: Taking taylor expansion of (* (/ -1 x) 1/6) in x 0.166 * [taylor]: Taking taylor expansion of (/ -1 x) in x 0.166 * [taylor]: Taking taylor expansion of -1 in x 0.166 * [taylor]: Taking taylor expansion of x in x 0.166 * [taylor]: Taking taylor expansion of 1/6 in x 0.166 * [taylor]: Taking taylor expansion of 1/2 in x 0.166 * [taylor]: Taking taylor expansion of (fma (/ -1 x) 1/6 1/2) in x 0.166 * [taylor]: Rewrote expression to (+ (* (/ -1 x) 1/6) 1/2) 0.166 * [taylor]: Taking taylor expansion of (* (/ -1 x) 1/6) in x 0.166 * [taylor]: Taking taylor expansion of (/ -1 x) in x 0.166 * [taylor]: Taking taylor expansion of -1 in x 0.166 * [taylor]: Taking taylor expansion of x in x 0.167 * [taylor]: Taking taylor expansion of 1/6 in x 0.167 * [taylor]: Taking taylor expansion of 1/2 in x 0.177 * * * [progress]: simplifying candidates 0.178 * [simplify]: Simplifying using # : (* x 1/6) (+ (* 1/6 x) 1/2) (+ (* 1/6 x) 1/2) (+ (* 1/6 x) 1/2) 0.180 * * [simplify]: iteration 0 : 8 enodes (cost 4 ) 0.181 * * [simplify]: iteration 1 : 11 enodes (cost 4 ) 0.182 * * [simplify]: iteration 2 : 11 enodes (cost 4 ) 0.183 * [simplify]: Simplified to: (* x 1/6) (fma 1/6 x 1/2) (fma 1/6 x 1/2) (fma 1/6 x 1/2) 0.183 * * * [progress]: adding candidates to table 0.188 * [progress]: [Phase 3 of 3] Extracting. 0.188 * * [regime]: Finding splitpoints for: (# #) 0.188 * * * [regime-changes]: Trying 3 branch expressions: ((exp x) (- (exp x) 1.0) x) 0.188 * * * * [regimes]: Trying to branch on (exp x) from (# #) 0.198 * * * * [regimes]: Trying to branch on (- (exp x) 1.0) from (# #) 0.213 * * * * [regimes]: Trying to branch on x from (# #) 0.223 * * * [regime]: Found split indices: #