4.892 * [progress]: [Phase 1 of 3] Setting up. 0.001 * * * [progress]: [1/2] Preparing points 0.012 * * * [progress]: [2/2] Setting up program. 0.015 * [progress]: [Phase 2 of 3] Improving. 0.015 * [simplify]: Simplifying using # : (/ 2.0 (+ (exp x) (exp (neg x)))) 0.017 * * [simplify]: iteration 0 : 10 enodes (cost 5 ) 0.018 * * [simplify]: iteration 1 : 12 enodes (cost 5 ) 0.019 * * [simplify]: iteration 2 : 14 enodes (cost 5 ) 0.020 * * [simplify]: iteration 3 : 15 enodes (cost 5 ) 0.021 * * [simplify]: iteration 4 : 20 enodes (cost 5 ) 0.022 * * [simplify]: iteration 5 : 40 enodes (cost 5 ) 0.023 * * [simplify]: iteration 6 : 61 enodes (cost 5 ) 0.024 * * [simplify]: iteration 7 : 143 enodes (cost 5 ) 0.033 * * [simplify]: iteration 8 : 1357 enodes (cost 5 ) 0.147 * * [simplify]: iteration 9 : 5001 enodes (cost 5 ) 0.148 * [simplify]: Simplified to: (/ 2.0 (+ (exp x) (exp (neg x)))) 0.149 * * [progress]: iteration 1 / 4 0.149 * * * [progress]: picking best candidate 0.151 * * * * [pick]: Picked # 0.151 * * * [progress]: localizing error 0.157 * * * [progress]: generating rewritten candidates 0.157 * * * * [progress]: [ 1 / 1 ] rewriting at (2) 0.163 * * * [progress]: generating series expansions 0.164 * * * * [progress]: [ 1 / 1 ] generating series at (2) 0.164 * [approximate]: Taking taylor expansion of (/ 2.0 (+ (exp (neg x)) (exp x))) in (x) around 0 0.164 * [taylor]: Taking taylor expansion of (/ 2.0 (+ (exp (neg x)) (exp x))) in x 0.164 * [taylor]: Taking taylor expansion of 2.0 in x 0.164 * [taylor]: Taking taylor expansion of (+ (exp (neg x)) (exp x)) in x 0.164 * [taylor]: Taking taylor expansion of (exp (neg x)) in x 0.164 * [taylor]: Taking taylor expansion of (neg x) in x 0.164 * [taylor]: Taking taylor expansion of x in x 0.164 * [taylor]: Taking taylor expansion of (exp x) in x 0.164 * [taylor]: Taking taylor expansion of x in x 0.164 * [taylor]: Taking taylor expansion of (/ 2.0 (+ (exp (neg x)) (exp x))) in x 0.164 * [taylor]: Taking taylor expansion of 2.0 in x 0.164 * [taylor]: Taking taylor expansion of (+ (exp (neg x)) (exp x)) in x 0.164 * [taylor]: Taking taylor expansion of (exp (neg x)) in x 0.164 * [taylor]: Taking taylor expansion of (neg x) in x 0.164 * [taylor]: Taking taylor expansion of x in x 0.164 * [taylor]: Taking taylor expansion of (exp x) in x 0.164 * [taylor]: Taking taylor expansion of x in x 0.166 * [approximate]: Taking taylor expansion of (/ 2.0 (+ (exp (/ 1 x)) (exp (neg (/ 1 x))))) in (x) around 0 0.166 * [taylor]: Taking taylor expansion of (/ 2.0 (+ (exp (/ 1 x)) (exp (neg (/ 1 x))))) in x 0.166 * [taylor]: Taking taylor expansion of 2.0 in x 0.166 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (neg (/ 1 x)))) in x 0.166 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x 0.166 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.166 * [taylor]: Taking taylor expansion of x in x 0.166 * [taylor]: Taking taylor expansion of (exp (neg (/ 1 x))) in x 0.166 * [taylor]: Taking taylor expansion of (neg (/ 1 x)) in x 0.166 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.166 * [taylor]: Taking taylor expansion of x in x 0.166 * [taylor]: Taking taylor expansion of (/ 2.0 (+ (exp (/ 1 x)) (exp (neg (/ 1 x))))) in x 0.166 * [taylor]: Taking taylor expansion of 2.0 in x 0.166 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (neg (/ 1 x)))) in x 0.166 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x 0.166 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.166 * [taylor]: Taking taylor expansion of x in x 0.167 * [taylor]: Taking taylor expansion of (exp (neg (/ 1 x))) in x 0.167 * [taylor]: Taking taylor expansion of (neg (/ 1 x)) in x 0.167 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.167 * [taylor]: Taking taylor expansion of x in x 0.169 * [approximate]: Taking taylor expansion of (/ 2.0 (+ (exp (/ 1 x)) (exp (/ -1 x)))) in (x) around 0 0.169 * [taylor]: Taking taylor expansion of (/ 2.0 (+ (exp (/ 1 x)) (exp (/ -1 x)))) in x 0.169 * [taylor]: Taking taylor expansion of 2.0 in x 0.169 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (/ -1 x))) in x 0.169 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x 0.169 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.169 * [taylor]: Taking taylor expansion of x in x 0.169 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x 0.169 * [taylor]: Taking taylor expansion of (/ -1 x) in x 0.169 * [taylor]: Taking taylor expansion of -1 in x 0.169 * [taylor]: Taking taylor expansion of x in x 0.170 * [taylor]: Taking taylor expansion of (/ 2.0 (+ (exp (/ 1 x)) (exp (/ -1 x)))) in x 0.170 * [taylor]: Taking taylor expansion of 2.0 in x 0.170 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (/ -1 x))) in x 0.170 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x 0.170 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.170 * [taylor]: Taking taylor expansion of x in x 0.170 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x 0.170 * [taylor]: Taking taylor expansion of (/ -1 x) in x 0.170 * [taylor]: Taking taylor expansion of -1 in x 0.170 * [taylor]: Taking taylor expansion of x in x 0.172 * * * [progress]: simplifying candidates 0.173 * [simplify]: Simplifying using # : (- (log 2.0) (log (+ (exp x) (exp (neg x))))) (log (/ 2.0 (+ (exp x) (exp (neg x))))) (exp (/ 2.0 (+ (exp x) (exp (neg x))))) (/ (* (* 2.0 2.0) 2.0) (* (* (+ (exp x) (exp (neg x))) (+ (exp x) (exp (neg x)))) (+ (exp x) (exp (neg x))))) (* (cbrt (/ 2.0 (+ (exp x) (exp (neg x))))) (cbrt (/ 2.0 (+ (exp x) (exp (neg x)))))) (cbrt (/ 2.0 (+ (exp x) (exp (neg x))))) (* (* (/ 2.0 (+ (exp x) (exp (neg x)))) (/ 2.0 (+ (exp x) (exp (neg x))))) (/ 2.0 (+ (exp x) (exp (neg x))))) (sqrt (/ 2.0 (+ (exp x) (exp (neg x))))) (sqrt (/ 2.0 (+ (exp x) (exp (neg x))))) (neg 2.0) (neg (+ (exp x) (exp (neg x)))) (/ (* (cbrt 2.0) (cbrt 2.0)) (* (cbrt (+ (exp x) (exp (neg x)))) (cbrt (+ (exp x) (exp (neg x)))))) (/ (cbrt 2.0) (cbrt (+ (exp x) (exp (neg x))))) (/ (* (cbrt 2.0) (cbrt 2.0)) (sqrt (+ (exp x) (exp (neg x))))) (/ (cbrt 2.0) (sqrt (+ (exp x) (exp (neg x))))) (/ (* (cbrt 2.0) (cbrt 2.0)) 1) (/ (cbrt 2.0) (+ (exp x) (exp (neg x)))) (/ (* (cbrt 2.0) (cbrt 2.0)) 1) (/ (cbrt 2.0) (+ (exp x) (exp (neg x)))) (/ (sqrt 2.0) (* (cbrt (+ (exp x) (exp (neg x)))) (cbrt (+ (exp x) (exp (neg x)))))) (/ (sqrt 2.0) (cbrt (+ (exp x) (exp (neg x))))) (/ (sqrt 2.0) (sqrt (+ (exp x) (exp (neg x))))) (/ (sqrt 2.0) (sqrt (+ (exp x) (exp (neg x))))) (/ (sqrt 2.0) 1) (/ (sqrt 2.0) (+ (exp x) (exp (neg x)))) (/ (sqrt 2.0) 1) (/ (sqrt 2.0) (+ (exp x) (exp (neg x)))) (/ 1 (* (cbrt (+ (exp x) (exp (neg x)))) (cbrt (+ (exp x) (exp (neg x)))))) (/ 2.0 (cbrt (+ (exp x) (exp (neg x))))) (/ 1 (sqrt (+ (exp x) (exp (neg x))))) (/ 2.0 (sqrt (+ (exp x) (exp (neg x))))) (/ 1 1) (/ 2.0 (+ (exp x) (exp (neg x)))) (/ 1 1) (/ 2.0 (+ (exp x) (exp (neg x)))) (/ 1 (+ (exp x) (exp (neg x)))) (/ (+ (exp x) (exp (neg x))) 2.0) (/ 2.0 (* (cbrt (+ (exp x) (exp (neg x)))) (cbrt (+ (exp x) (exp (neg x)))))) (/ 2.0 (sqrt (+ (exp x) (exp (neg x))))) (/ 2.0 1) (/ 2.0 1) (/ (+ (exp x) (exp (neg x))) (cbrt 2.0)) (/ (+ (exp x) (exp (neg x))) (sqrt 2.0)) (/ (+ (exp x) (exp (neg x))) 2.0) (/ 2.0 (+ (pow (exp x) 3) (pow (exp (neg x)) 3))) (/ 2.0 (- (* (exp x) (exp x)) (* (exp (neg x)) (exp (neg x))))) (- (+ (* 0.20833333333333334 (pow x 4)) 1.0) (* 0.5 (pow x 2))) (/ 2.0 (+ (exp (neg x)) (exp x))) (/ 2.0 (+ (exp (* -1 x)) (exp x))) 0.176 * * [simplify]: iteration 0 : 164 enodes (cost 311 ) 0.179 * * [simplify]: iteration 1 : 550 enodes (cost 289 ) 0.187 * * [simplify]: iteration 2 : 2149 enodes (cost 287 ) 0.239 * * [simplify]: iteration 3 : 5002 enodes (cost 287 ) 0.241 * [simplify]: Simplified to: (log (/ 2.0 (+ (exp x) (exp (neg x))))) (log (/ 2.0 (+ (exp x) (exp (neg x))))) (exp (/ 2.0 (+ (exp x) (exp (neg x))))) (pow (/ 2.0 (+ (exp (neg x)) (exp x))) 3) (* (cbrt (/ 2.0 (+ (exp x) (exp (neg x))))) (cbrt (/ 2.0 (+ (exp x) (exp (neg x)))))) (cbrt (/ 2.0 (+ (exp x) (exp (neg x))))) (pow (/ 2.0 (+ (exp (neg x)) (exp x))) 3) (sqrt (/ 2.0 (+ (exp x) (exp (neg x))))) (sqrt (/ 2.0 (+ (exp x) (exp (neg x))))) (neg 2.0) (- (/ -1 (exp x)) (exp x)) (/ (* (cbrt 2.0) (cbrt 2.0)) (* (cbrt (+ (exp x) (exp (neg x)))) (cbrt (+ (exp x) (exp (neg x)))))) (/ (cbrt 2.0) (cbrt (+ (exp x) (exp (neg x))))) (/ (* (cbrt 2.0) (cbrt 2.0)) (sqrt (+ (exp x) (exp (neg x))))) (/ (cbrt 2.0) (sqrt (+ (exp x) (exp (neg x))))) (* (cbrt 2.0) (cbrt 2.0)) (/ (cbrt 2.0) (+ (exp x) (exp (neg x)))) (* (cbrt 2.0) (cbrt 2.0)) (/ (cbrt 2.0) (+ (exp x) (exp (neg x)))) (/ (sqrt 2.0) (* (cbrt (+ (exp x) (exp (neg x)))) (cbrt (+ (exp x) (exp (neg x)))))) (/ (sqrt 2.0) (cbrt (+ (exp x) (exp (neg x))))) (/ (sqrt 2.0) (sqrt (+ (exp x) (exp (neg x))))) (/ (sqrt 2.0) (sqrt (+ (exp x) (exp (neg x))))) (sqrt 2.0) (/ (sqrt 2.0) (+ (exp x) (exp (neg x)))) (sqrt 2.0) (/ (sqrt 2.0) (+ (exp x) (exp (neg x)))) (/ 1 (* (cbrt (+ (exp x) (exp (neg x)))) (cbrt (+ (exp x) (exp (neg x)))))) (/ 2.0 (cbrt (+ (exp x) (exp (neg x))))) (/ 1 (sqrt (+ (exp x) (exp (neg x))))) (/ 2.0 (sqrt (+ (exp x) (exp (neg x))))) 1 (/ 2.0 (+ (exp (neg x)) (exp x))) 1 (/ 2.0 (+ (exp (neg x)) (exp x))) (/ 1 (+ (exp x) (exp (neg x)))) (/ (+ (exp x) (exp (neg x))) 2.0) (/ 2.0 (* (cbrt (+ (exp x) (exp (neg x)))) (cbrt (+ (exp x) (exp (neg x)))))) (/ 2.0 (sqrt (+ (exp x) (exp (neg x))))) 2.0 2.0 (/ (+ (exp x) (exp (neg x))) (cbrt 2.0)) (/ (+ (exp x) (exp (neg x))) (sqrt 2.0)) (/ (+ (exp x) (exp (neg x))) 2.0) (/ 2.0 (+ (pow (exp x) 3) (pow (exp (neg x)) 3))) (/ 2.0 (+ (exp (+ x x)) (neg (exp (+ (neg x) (neg x)))))) (- (+ (* 0.20833333333333334 (pow x 4)) 1.0) (* 0.5 (pow x 2))) (/ 2.0 (+ (exp (neg x)) (exp x))) (/ 2.0 (+ (exp (neg x)) (exp x))) 0.241 * * * [progress]: adding candidates to table 0.276 * * [progress]: iteration 2 / 4 0.276 * * * [progress]: picking best candidate 0.279 * * * * [pick]: Picked # 0.279 * * * [progress]: localizing error 0.286 * * * [progress]: generating rewritten candidates 0.287 * * * * [progress]: [ 1 / 2 ] rewriting at (2) 0.301 * * * * [progress]: [ 2 / 2 ] rewriting at (2 2) 0.312 * * * [progress]: generating series expansions 0.312 * * * * [progress]: [ 1 / 2 ] generating series at (2) 0.313 * [approximate]: Taking taylor expansion of (/ (pow (sqrt 2.0) 2) (+ (exp (neg x)) (exp x))) in (x) around 0 0.313 * [taylor]: Taking taylor expansion of (/ (pow (sqrt 2.0) 2) (+ (exp (neg x)) (exp x))) in x 0.313 * [taylor]: Taking taylor expansion of (pow (sqrt 2.0) 2) in x 0.313 * [taylor]: Taking taylor expansion of (sqrt 2.0) in x 0.313 * [taylor]: Taking taylor expansion of 2.0 in x 0.313 * [taylor]: Taking taylor expansion of (+ (exp (neg x)) (exp x)) in x 0.313 * [taylor]: Taking taylor expansion of (exp (neg x)) in x 0.313 * [taylor]: Taking taylor expansion of (neg x) in x 0.313 * [taylor]: Taking taylor expansion of x in x 0.313 * [taylor]: Taking taylor expansion of (exp x) in x 0.313 * [taylor]: Taking taylor expansion of x in x 0.313 * [taylor]: Taking taylor expansion of (/ (pow (sqrt 2.0) 2) (+ (exp (neg x)) (exp x))) in x 0.313 * [taylor]: Taking taylor expansion of (pow (sqrt 2.0) 2) in x 0.313 * [taylor]: Taking taylor expansion of (sqrt 2.0) in x 0.313 * [taylor]: Taking taylor expansion of 2.0 in x 0.313 * [taylor]: Taking taylor expansion of (+ (exp (neg x)) (exp x)) in x 0.313 * [taylor]: Taking taylor expansion of (exp (neg x)) in x 0.313 * [taylor]: Taking taylor expansion of (neg x) in x 0.313 * [taylor]: Taking taylor expansion of x in x 0.313 * [taylor]: Taking taylor expansion of (exp x) in x 0.313 * [taylor]: Taking taylor expansion of x in x 0.316 * [approximate]: Taking taylor expansion of (/ (pow (sqrt 2.0) 2) (+ (exp (/ 1 x)) (exp (neg (/ 1 x))))) in (x) around 0 0.316 * [taylor]: Taking taylor expansion of (/ (pow (sqrt 2.0) 2) (+ (exp (/ 1 x)) (exp (neg (/ 1 x))))) in x 0.316 * [taylor]: Taking taylor expansion of (pow (sqrt 2.0) 2) in x 0.316 * [taylor]: Taking taylor expansion of (sqrt 2.0) in x 0.316 * [taylor]: Taking taylor expansion of 2.0 in x 0.316 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (neg (/ 1 x)))) in x 0.317 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x 0.317 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.317 * [taylor]: Taking taylor expansion of x in x 0.317 * [taylor]: Taking taylor expansion of (exp (neg (/ 1 x))) in x 0.317 * [taylor]: Taking taylor expansion of (neg (/ 1 x)) in x 0.317 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.317 * [taylor]: Taking taylor expansion of x in x 0.317 * [taylor]: Taking taylor expansion of (/ (pow (sqrt 2.0) 2) (+ (exp (/ 1 x)) (exp (neg (/ 1 x))))) in x 0.317 * [taylor]: Taking taylor expansion of (pow (sqrt 2.0) 2) in x 0.317 * [taylor]: Taking taylor expansion of (sqrt 2.0) in x 0.317 * [taylor]: Taking taylor expansion of 2.0 in x 0.317 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (neg (/ 1 x)))) in x 0.317 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x 0.317 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.317 * [taylor]: Taking taylor expansion of x in x 0.317 * [taylor]: Taking taylor expansion of (exp (neg (/ 1 x))) in x 0.317 * [taylor]: Taking taylor expansion of (neg (/ 1 x)) in x 0.317 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.317 * [taylor]: Taking taylor expansion of x in x 0.321 * [approximate]: Taking taylor expansion of (/ (pow (sqrt 2.0) 2) (+ (exp (/ 1 x)) (exp (/ -1 x)))) in (x) around 0 0.321 * [taylor]: Taking taylor expansion of (/ (pow (sqrt 2.0) 2) (+ (exp (/ 1 x)) (exp (/ -1 x)))) in x 0.321 * [taylor]: Taking taylor expansion of (pow (sqrt 2.0) 2) in x 0.321 * [taylor]: Taking taylor expansion of (sqrt 2.0) in x 0.321 * [taylor]: Taking taylor expansion of 2.0 in x 0.321 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (/ -1 x))) in x 0.321 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x 0.321 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.321 * [taylor]: Taking taylor expansion of x in x 0.321 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x 0.321 * [taylor]: Taking taylor expansion of (/ -1 x) in x 0.321 * [taylor]: Taking taylor expansion of -1 in x 0.321 * [taylor]: Taking taylor expansion of x in x 0.321 * [taylor]: Taking taylor expansion of (/ (pow (sqrt 2.0) 2) (+ (exp (/ 1 x)) (exp (/ -1 x)))) in x 0.322 * [taylor]: Taking taylor expansion of (pow (sqrt 2.0) 2) in x 0.322 * [taylor]: Taking taylor expansion of (sqrt 2.0) in x 0.322 * [taylor]: Taking taylor expansion of 2.0 in x 0.322 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (/ -1 x))) in x 0.322 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x 0.322 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.322 * [taylor]: Taking taylor expansion of x in x 0.322 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x 0.322 * [taylor]: Taking taylor expansion of (/ -1 x) in x 0.322 * [taylor]: Taking taylor expansion of -1 in x 0.322 * [taylor]: Taking taylor expansion of x in x 0.325 * * * * [progress]: [ 2 / 2 ] generating series at (2 2) 0.325 * [approximate]: Taking taylor expansion of (/ (sqrt 2.0) (+ (exp (neg x)) (exp x))) in (x) around 0 0.325 * [taylor]: Taking taylor expansion of (/ (sqrt 2.0) (+ (exp (neg x)) (exp x))) in x 0.325 * [taylor]: Taking taylor expansion of (sqrt 2.0) in x 0.325 * [taylor]: Taking taylor expansion of 2.0 in x 0.325 * [taylor]: Taking taylor expansion of (+ (exp (neg x)) (exp x)) in x 0.325 * [taylor]: Taking taylor expansion of (exp (neg x)) in x 0.325 * [taylor]: Taking taylor expansion of (neg x) in x 0.325 * [taylor]: Taking taylor expansion of x in x 0.325 * [taylor]: Taking taylor expansion of (exp x) in x 0.325 * [taylor]: Taking taylor expansion of x in x 0.325 * [taylor]: Taking taylor expansion of (/ (sqrt 2.0) (+ (exp (neg x)) (exp x))) in x 0.326 * [taylor]: Taking taylor expansion of (sqrt 2.0) in x 0.326 * [taylor]: Taking taylor expansion of 2.0 in x 0.326 * [taylor]: Taking taylor expansion of (+ (exp (neg x)) (exp x)) in x 0.326 * [taylor]: Taking taylor expansion of (exp (neg x)) in x 0.326 * [taylor]: Taking taylor expansion of (neg x) in x 0.326 * [taylor]: Taking taylor expansion of x in x 0.326 * [taylor]: Taking taylor expansion of (exp x) in x 0.326 * [taylor]: Taking taylor expansion of x in x 0.328 * [approximate]: Taking taylor expansion of (/ (sqrt 2.0) (+ (exp (/ 1 x)) (exp (neg (/ 1 x))))) in (x) around 0 0.328 * [taylor]: Taking taylor expansion of (/ (sqrt 2.0) (+ (exp (/ 1 x)) (exp (neg (/ 1 x))))) in x 0.328 * [taylor]: Taking taylor expansion of (sqrt 2.0) in x 0.328 * [taylor]: Taking taylor expansion of 2.0 in x 0.328 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (neg (/ 1 x)))) in x 0.328 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x 0.328 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.328 * [taylor]: Taking taylor expansion of x in x 0.328 * [taylor]: Taking taylor expansion of (exp (neg (/ 1 x))) in x 0.328 * [taylor]: Taking taylor expansion of (neg (/ 1 x)) in x 0.328 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.328 * [taylor]: Taking taylor expansion of x in x 0.329 * [taylor]: Taking taylor expansion of (/ (sqrt 2.0) (+ (exp (/ 1 x)) (exp (neg (/ 1 x))))) in x 0.329 * [taylor]: Taking taylor expansion of (sqrt 2.0) in x 0.329 * [taylor]: Taking taylor expansion of 2.0 in x 0.329 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (neg (/ 1 x)))) in x 0.329 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x 0.329 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.329 * [taylor]: Taking taylor expansion of x in x 0.329 * [taylor]: Taking taylor expansion of (exp (neg (/ 1 x))) in x 0.329 * [taylor]: Taking taylor expansion of (neg (/ 1 x)) in x 0.329 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.329 * [taylor]: Taking taylor expansion of x in x 0.332 * [approximate]: Taking taylor expansion of (/ (sqrt 2.0) (+ (exp (/ 1 x)) (exp (/ -1 x)))) in (x) around 0 0.332 * [taylor]: Taking taylor expansion of (/ (sqrt 2.0) (+ (exp (/ 1 x)) (exp (/ -1 x)))) in x 0.332 * [taylor]: Taking taylor expansion of (sqrt 2.0) in x 0.332 * [taylor]: Taking taylor expansion of 2.0 in x 0.332 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (/ -1 x))) in x 0.332 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x 0.332 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.332 * [taylor]: Taking taylor expansion of x in x 0.332 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x 0.332 * [taylor]: Taking taylor expansion of (/ -1 x) in x 0.332 * [taylor]: Taking taylor expansion of -1 in x 0.332 * [taylor]: Taking taylor expansion of x in x 0.332 * [taylor]: Taking taylor expansion of (/ (sqrt 2.0) (+ (exp (/ 1 x)) (exp (/ -1 x)))) in x 0.332 * [taylor]: Taking taylor expansion of (sqrt 2.0) in x 0.332 * [taylor]: Taking taylor expansion of 2.0 in x 0.332 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (/ -1 x))) in x 0.332 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x 0.332 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.332 * [taylor]: Taking taylor expansion of x in x 0.332 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x 0.333 * [taylor]: Taking taylor expansion of (/ -1 x) in x 0.333 * [taylor]: Taking taylor expansion of -1 in x 0.333 * [taylor]: Taking taylor expansion of x in x 0.335 * * * [progress]: simplifying candidates 0.337 * [simplify]: Simplifying using # : (* (sqrt 2.0) (/ (sqrt 2.0) (+ (exp x) (exp (neg x))))) (+ (log (sqrt 2.0)) (- (log (sqrt 2.0)) (log (+ (exp x) (exp (neg x)))))) (+ (log (sqrt 2.0)) (log (/ (sqrt 2.0) (+ (exp x) (exp (neg x)))))) (log (* (sqrt 2.0) (/ (sqrt 2.0) (+ (exp x) (exp (neg x)))))) (exp (* (sqrt 2.0) (/ (sqrt 2.0) (+ (exp x) (exp (neg x)))))) (* (* (* (sqrt 2.0) (sqrt 2.0)) (sqrt 2.0)) (/ (* (* (sqrt 2.0) (sqrt 2.0)) (sqrt 2.0)) (* (* (+ (exp x) (exp (neg x))) (+ (exp x) (exp (neg x)))) (+ (exp x) (exp (neg x)))))) (* (* (* (sqrt 2.0) (sqrt 2.0)) (sqrt 2.0)) (* (* (/ (sqrt 2.0) (+ (exp x) (exp (neg x)))) (/ (sqrt 2.0) (+ (exp x) (exp (neg x))))) (/ (sqrt 2.0) (+ (exp x) (exp (neg x)))))) (* (cbrt (* (sqrt 2.0) (/ (sqrt 2.0) (+ (exp x) (exp (neg x)))))) (cbrt (* (sqrt 2.0) (/ (sqrt 2.0) (+ (exp x) (exp (neg x))))))) (cbrt (* (sqrt 2.0) (/ (sqrt 2.0) (+ (exp x) (exp (neg x)))))) (* (* (* (sqrt 2.0) (/ (sqrt 2.0) (+ (exp x) (exp (neg x))))) (* (sqrt 2.0) (/ (sqrt 2.0) (+ (exp x) (exp (neg x)))))) (* (sqrt 2.0) (/ (sqrt 2.0) (+ (exp x) (exp (neg x)))))) (sqrt (* (sqrt 2.0) (/ (sqrt 2.0) (+ (exp x) (exp (neg x)))))) (sqrt (* (sqrt 2.0) (/ (sqrt 2.0) (+ (exp x) (exp (neg x)))))) (* (sqrt (sqrt 2.0)) (sqrt (/ (sqrt 2.0) (+ (exp x) (exp (neg x)))))) (* (sqrt (sqrt 2.0)) (sqrt (/ (sqrt 2.0) (+ (exp x) (exp (neg x)))))) (* (sqrt (sqrt 2.0)) (/ (sqrt (sqrt 2.0)) (sqrt (+ (exp x) (exp (neg x)))))) (* (sqrt (sqrt 2.0)) (/ (sqrt (sqrt 2.0)) (sqrt (+ (exp x) (exp (neg x)))))) (* (sqrt (sqrt 2.0)) (/ (sqrt (sqrt 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x) (exp (neg x)))) (/ 1 (+ (exp x) (exp (neg x)))) (/ (+ (exp x) (exp (neg x))) (sqrt 2.0)) (/ (sqrt 2.0) (* (cbrt (+ (exp x) (exp (neg x)))) (cbrt (+ (exp x) (exp (neg x)))))) (/ (sqrt 2.0) (sqrt (+ (exp x) (exp (neg x))))) (/ (sqrt 2.0) 1) (/ (sqrt 2.0) 1) (/ (+ (exp x) (exp (neg x))) (cbrt (sqrt 2.0))) (/ (+ (exp x) (exp (neg x))) (sqrt (cbrt 2.0))) (/ (+ (exp x) (exp (neg x))) (sqrt (sqrt 2.0))) (/ (+ (exp x) (exp (neg x))) (sqrt 2.0)) (/ (+ (exp x) (exp (neg x))) (sqrt (sqrt 2.0))) (/ (+ (exp x) (exp (neg x))) (sqrt 2.0)) (/ (sqrt 2.0) (+ (pow (exp x) 3) (pow (exp (neg x)) 3))) (/ (sqrt 2.0) (- (* (exp x) (exp x)) (* (exp (neg x)) (exp (neg x))))) (- (+ (* 1/2 (pow (sqrt 2.0) 2)) (* 5/48 (* (pow (sqrt 2.0) 2) (pow x 4)))) (* 1/4 (* (pow (sqrt 2.0) 2) (pow x 2)))) (/ (pow (sqrt 2.0) 2) (+ (exp (neg x)) (exp x))) (/ (pow (sqrt 2.0) 2) (+ (exp (* -1 x)) (exp x))) (- (+ (* 5/48 (* (sqrt 2.0) (pow x 4))) (* 1/2 (sqrt 2.0))) (* 1/4 (* (sqrt 2.0) (pow x 2)))) (/ (sqrt 2.0) (+ (exp (neg x)) (exp x))) (/ (sqrt 2.0) (+ (exp (* -1 x)) (exp x))) 0.342 * * [simplify]: iteration 0 : 339 enodes (cost 1142 ) 0.349 * * [simplify]: iteration 1 : 1529 enodes (cost 1027 ) 0.377 * * [simplify]: iteration 2 : 5001 enodes (cost 1002 ) 0.384 * [simplify]: Simplified to: (/ 2.0 (+ (exp x) (exp (neg x)))) (- (log 2.0) (log (+ (exp (* -1 x)) (exp x)))) (- (log 2.0) (log (+ (exp (* -1 x)) (exp x)))) (- (log 2.0) (log (+ (exp (* -1 x)) (exp x)))) (pow (exp 1) (/ 2.0 (+ (exp x) (exp (neg x))))) (pow (/ 2.0 (+ (exp x) (exp (neg x)))) 3) (pow (/ 2.0 (+ (exp x) (exp (neg x)))) 3) (* (cbrt (* (sqrt 2.0) (/ (sqrt 2.0) (+ (exp x) (exp (neg x)))))) (cbrt (* (sqrt 2.0) (/ (sqrt 2.0) (+ (exp x) (exp (neg x))))))) (cbrt (* (sqrt 2.0) (/ (sqrt 2.0) (+ (exp x) (exp (neg x)))))) (pow (/ 2.0 (+ (exp x) (exp (neg x)))) 3) (sqrt (* (sqrt 2.0) (/ (sqrt 2.0) (+ (exp x) (exp (neg x)))))) (sqrt (* (sqrt 2.0) (/ (sqrt 2.0) (+ (exp x) (exp (neg x)))))) (* (sqrt (sqrt 2.0)) (sqrt (/ (sqrt 2.0) (+ (exp x) (exp 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(pow x 2) 2.0)))) (/ 2.0 (+ (exp x) (exp (neg x)))) (/ 2.0 (+ (exp x) (exp (neg x)))) (- (+ (* 5/48 (* (sqrt 2.0) (pow x 4))) (* 1/2 (sqrt 2.0))) (* 1/4 (* (sqrt 2.0) (pow x 2)))) (/ (sqrt 2.0) (+ (exp (neg x)) (exp x))) (/ (sqrt 2.0) (+ (exp (neg x)) (exp x))) 0.385 * * * [progress]: adding candidates to table 0.497 * [progress]: [Phase 3 of 3] Extracting. 0.497 * * [regime]: Finding splitpoints for: (# #) 0.499 * * * [regime-changes]: Trying 3 branch expressions: ((+ (exp x) (exp (neg x))) (/ 2.0 (+ (exp x) (exp (neg x)))) x) 0.499 * * * * [regimes]: Trying to branch on (+ (exp x) (exp (neg x))) from (# #) 0.523 * * * * [regimes]: Trying to branch on (/ 2.0 (+ (exp x) (exp (neg x)))) from (# #) 0.549 * * * * [regimes]: Trying to branch on x from (# #) 0.573 * * * [regime]: Found split indices: #