12.467 * [progress]: [Phase 1 of 3] Setting up. 0.001 * * * [progress]: [1/2] Preparing points 0.012 * * * [progress]: [2/2] Setting up program. 0.014 * [progress]: [Phase 2 of 3] Improving. 0.014 * [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 ) 0.024 * * [simplify]: iteration 6 : 61 enodes (cost 5 ) 0.026 * * [simplify]: iteration 7 : 143 enodes (cost 5 ) 0.035 * * [simplify]: iteration 8 : 1357 enodes (cost 5 ) 0.148 * * [simplify]: iteration 9 : 5001 enodes (cost 5 ) 0.149 * [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 0.160 * * * [progress]: generating rewritten candidates 0.160 * * * * [progress]: [ 1 / 1 ] rewriting at (2) 0.167 * * * [progress]: generating series expansions 0.167 * * * * [progress]: [ 1 / 1 ] generating series at (2) 0.167 * [approximate]: Taking taylor expansion of (/ 2.0 (+ (exp (neg x)) (exp x))) in (x) around 0 0.167 * [taylor]: Taking taylor expansion of (/ 2.0 (+ (exp (neg x)) (exp x))) in x 0.167 * [taylor]: Taking taylor expansion of 2.0 in x 0.167 * [taylor]: Taking taylor expansion of (+ (exp (neg x)) (exp x)) in x 0.167 * [taylor]: Taking taylor expansion of (exp (neg x)) in x 0.167 * [taylor]: Taking taylor expansion of (neg x) in x 0.167 * [taylor]: Taking taylor expansion of x in x 0.168 * [taylor]: Taking taylor expansion of (exp x) in x 0.168 * [taylor]: Taking taylor expansion of x in x 0.168 * [taylor]: Taking taylor expansion of (/ 2.0 (+ (exp (neg x)) (exp x))) in x 0.168 * [taylor]: Taking taylor expansion of 2.0 in x 0.168 * [taylor]: Taking taylor expansion of (+ (exp (neg x)) (exp x)) in x 0.168 * [taylor]: Taking taylor expansion of (exp (neg x)) in x 0.169 * [taylor]: Taking taylor expansion of (neg x) in x 0.169 * [taylor]: Taking taylor expansion of x in x 0.169 * [taylor]: Taking taylor expansion of (exp x) in x 0.169 * [taylor]: Taking taylor expansion of x in x 0.191 * [approximate]: Taking taylor expansion of (/ 2.0 (+ (exp (/ 1 x)) (exp (neg (/ 1 x))))) in (x) around 0 0.191 * [taylor]: Taking taylor expansion of (/ 2.0 (+ (exp (/ 1 x)) (exp (neg (/ 1 x))))) in x 0.191 * [taylor]: Taking taylor expansion of 2.0 in x 0.191 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (neg (/ 1 x)))) in x 0.191 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x 0.191 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.191 * [taylor]: Taking taylor expansion of x in x 0.191 * [taylor]: Taking taylor expansion of (exp (neg (/ 1 x))) in x 0.191 * [taylor]: Taking taylor expansion of (neg (/ 1 x)) in x 0.191 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.191 * [taylor]: Taking taylor expansion of x in x 0.192 * [taylor]: Taking taylor expansion of (/ 2.0 (+ (exp (/ 1 x)) (exp (neg (/ 1 x))))) in x 0.192 * [taylor]: Taking taylor expansion of 2.0 in x 0.192 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (neg (/ 1 x)))) in x 0.192 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x 0.192 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.192 * [taylor]: Taking taylor expansion of x in x 0.192 * [taylor]: Taking taylor expansion of (exp (neg (/ 1 x))) in x 0.192 * [taylor]: Taking taylor expansion of (neg (/ 1 x)) in x 0.192 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.192 * [taylor]: Taking taylor expansion of x in x 0.197 * [approximate]: Taking taylor expansion of (/ 2.0 (+ (exp (/ 1 x)) (exp (/ -1 x)))) in (x) around 0 0.197 * [taylor]: Taking taylor expansion of (/ 2.0 (+ (exp (/ 1 x)) (exp (/ -1 x)))) in x 0.198 * [taylor]: Taking taylor expansion of 2.0 in x 0.198 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (/ -1 x))) in x 0.198 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x 0.198 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.198 * [taylor]: Taking taylor expansion of x in x 0.198 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x 0.198 * [taylor]: Taking taylor expansion of (/ -1 x) in x 0.198 * [taylor]: Taking taylor expansion of -1 in x 0.198 * [taylor]: Taking taylor expansion of x in x 0.199 * [taylor]: Taking taylor expansion of (/ 2.0 (+ (exp (/ 1 x)) (exp (/ -1 x)))) in x 0.199 * [taylor]: Taking taylor expansion of 2.0 in x 0.199 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (/ -1 x))) in x 0.199 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x 0.199 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.199 * [taylor]: Taking taylor expansion of x in x 0.199 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x 0.199 * [taylor]: Taking taylor expansion of (/ -1 x) in x 0.199 * [taylor]: Taking taylor expansion of -1 in x 0.199 * [taylor]: Taking taylor expansion of x in x 0.204 * * * [progress]: simplifying candidates 0.204 * [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))) 0.208 * * [simplify]: iteration 0 : 164 enodes (cost 311 ) 0.211 * * [simplify]: iteration 1 : 550 enodes (cost 289 ) 0.221 * * [simplify]: iteration 2 : 2149 enodes (cost 287 ) 0.272 * * [simplify]: iteration 3 : 5002 enodes (cost 287 ) 0.274 * [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))) 0.274 * * * [progress]: adding candidates to table 0.330 * * [progress]: iteration 2 / 4 0.330 * * * [progress]: picking best candidate 0.332 * * * * [pick]: Picked # 0.332 * * * [progress]: localizing error 0.341 * * * [progress]: generating rewritten candidates 0.341 * * * * [progress]: [ 1 / 3 ] rewriting at (2 1 1) 0.348 * * * * [progress]: [ 2 / 3 ] rewriting at (2 1) 0.356 * * * * [progress]: [ 3 / 3 ] rewriting at (2) 0.373 * * * [progress]: generating series expansions 0.373 * * * * [progress]: [ 1 / 3 ] generating series at (2 1 1) 0.374 * [approximate]: Taking taylor expansion of (/ 2.0 (+ (exp (neg x)) (exp x))) in (x) around 0 0.374 * [taylor]: Taking taylor expansion of (/ 2.0 (+ (exp (neg x)) (exp x))) in x 0.374 * [taylor]: Taking taylor expansion of 2.0 in x 0.374 * [taylor]: Taking taylor expansion of (+ (exp (neg x)) (exp x)) in x 0.374 * [taylor]: Taking taylor expansion of (exp (neg x)) in x 0.374 * [taylor]: Taking taylor expansion of (neg x) in x 0.374 * [taylor]: Taking taylor expansion of x in x 0.374 * [taylor]: Taking taylor expansion of (exp x) in x 0.374 * [taylor]: Taking taylor expansion of x in x 0.375 * [taylor]: Taking taylor expansion of (/ 2.0 (+ (exp (neg x)) (exp x))) in x 0.375 * [taylor]: Taking taylor expansion of 2.0 in x 0.375 * [taylor]: Taking taylor expansion of (+ (exp (neg x)) (exp x)) in x 0.375 * [taylor]: Taking taylor expansion of (exp (neg x)) in x 0.375 * [taylor]: Taking taylor expansion of (neg x) in x 0.375 * [taylor]: Taking taylor expansion of x in x 0.376 * [taylor]: Taking taylor expansion of (exp x) in x 0.376 * [taylor]: Taking taylor expansion of x in x 0.397 * [approximate]: Taking taylor expansion of (/ 2.0 (+ (exp (/ 1 x)) (exp (neg (/ 1 x))))) in (x) around 0 0.397 * [taylor]: Taking taylor expansion of (/ 2.0 (+ (exp (/ 1 x)) (exp (neg (/ 1 x))))) in x 0.397 * [taylor]: Taking taylor expansion of 2.0 in x 0.397 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (neg (/ 1 x)))) in x 0.397 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x 0.397 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.397 * [taylor]: Taking taylor expansion of x in x 0.398 * [taylor]: Taking taylor expansion of (exp (neg (/ 1 x))) in x 0.398 * [taylor]: Taking taylor expansion of (neg (/ 1 x)) in x 0.398 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.398 * [taylor]: Taking taylor expansion of x in x 0.398 * [taylor]: Taking taylor expansion of (/ 2.0 (+ (exp (/ 1 x)) (exp (neg (/ 1 x))))) in x 0.398 * [taylor]: Taking taylor expansion of 2.0 in x 0.398 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (neg (/ 1 x)))) in x 0.398 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x 0.398 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.398 * [taylor]: Taking taylor expansion of x in x 0.399 * [taylor]: Taking taylor expansion of (exp (neg (/ 1 x))) in x 0.399 * [taylor]: Taking taylor expansion of (neg (/ 1 x)) in x 0.399 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.399 * [taylor]: Taking taylor expansion of x in x 0.404 * [approximate]: Taking taylor expansion of (/ 2.0 (+ (exp (/ 1 x)) (exp (/ -1 x)))) in (x) around 0 0.404 * [taylor]: Taking taylor expansion of (/ 2.0 (+ (exp (/ 1 x)) (exp (/ -1 x)))) in x 0.404 * [taylor]: Taking taylor expansion of 2.0 in x 0.404 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (/ -1 x))) in x 0.404 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x 0.404 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.404 * [taylor]: Taking taylor expansion of x in x 0.404 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x 0.405 * [taylor]: Taking taylor expansion of (/ -1 x) in x 0.405 * [taylor]: Taking taylor expansion of -1 in x 0.405 * [taylor]: Taking taylor expansion of x in x 0.405 * [taylor]: Taking taylor expansion of (/ 2.0 (+ (exp (/ 1 x)) (exp (/ -1 x)))) in x 0.405 * [taylor]: Taking taylor expansion of 2.0 in x 0.405 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (/ -1 x))) in x 0.405 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x 0.405 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.405 * [taylor]: Taking taylor expansion of x in x 0.405 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x 0.405 * [taylor]: Taking taylor expansion of (/ -1 x) in x 0.405 * [taylor]: Taking taylor expansion of -1 in x 0.405 * [taylor]: Taking taylor expansion of x in x 0.410 * * * * [progress]: [ 2 / 3 ] generating series at (2 1) 0.410 * [approximate]: Taking taylor expansion of (pow (/ 2.0 (+ (exp (neg x)) (exp x))) 3) in (x) around 0 0.410 * [taylor]: Taking taylor expansion of (pow (/ 2.0 (+ (exp (neg x)) (exp x))) 3) in x 0.410 * [taylor]: Taking taylor expansion of (/ 2.0 (+ (exp (neg x)) (exp x))) in x 0.410 * [taylor]: Taking taylor expansion of 2.0 in x 0.410 * [taylor]: Taking taylor expansion of (+ (exp (neg x)) (exp x)) in x 0.410 * [taylor]: Taking taylor expansion of (exp (neg x)) in x 0.410 * [taylor]: Taking taylor expansion of (neg x) in x 0.410 * [taylor]: Taking taylor expansion of x in x 0.411 * [taylor]: Taking taylor expansion of (exp x) in x 0.411 * [taylor]: Taking taylor expansion of x in x 0.411 * [taylor]: Taking taylor expansion of (pow (/ 2.0 (+ (exp (neg x)) (exp x))) 3) in x 0.411 * [taylor]: Taking taylor expansion of (/ 2.0 (+ (exp (neg x)) (exp x))) in x 0.411 * [taylor]: Taking taylor expansion of 2.0 in x 0.411 * [taylor]: Taking taylor expansion of (+ (exp (neg x)) (exp x)) in x 0.411 * [taylor]: Taking taylor expansion of (exp (neg x)) in x 0.411 * [taylor]: Taking taylor expansion of (neg x) in x 0.411 * [taylor]: Taking taylor expansion of x in x 0.412 * [taylor]: Taking taylor expansion of (exp x) in x 0.412 * [taylor]: Taking taylor expansion of x in x 0.454 * [approximate]: Taking taylor expansion of (pow (/ 2.0 (+ (exp (/ 1 x)) (exp (neg (/ 1 x))))) 3) in (x) around 0 0.454 * [taylor]: Taking taylor expansion of (pow (/ 2.0 (+ (exp (/ 1 x)) (exp (neg (/ 1 x))))) 3) in x 0.454 * [taylor]: Taking taylor expansion of (/ 2.0 (+ (exp (/ 1 x)) (exp (neg (/ 1 x))))) in x 0.454 * [taylor]: Taking taylor expansion of 2.0 in x 0.454 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (neg (/ 1 x)))) in x 0.454 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x 0.454 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.454 * [taylor]: Taking taylor expansion of x in x 0.454 * [taylor]: Taking taylor expansion of (exp (neg (/ 1 x))) in x 0.454 * [taylor]: Taking taylor expansion of (neg (/ 1 x)) in x 0.454 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.454 * [taylor]: Taking taylor expansion of x in x 0.455 * [taylor]: Taking taylor expansion of (pow (/ 2.0 (+ (exp (/ 1 x)) (exp (neg (/ 1 x))))) 3) in x 0.455 * [taylor]: Taking taylor expansion of (/ 2.0 (+ (exp (/ 1 x)) (exp (neg (/ 1 x))))) in x 0.455 * [taylor]: Taking taylor expansion of 2.0 in x 0.455 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (neg (/ 1 x)))) in x 0.455 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x 0.455 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.455 * [taylor]: Taking taylor expansion of x in x 0.455 * [taylor]: Taking taylor expansion of (exp (neg (/ 1 x))) in x 0.455 * [taylor]: Taking taylor expansion of (neg (/ 1 x)) in x 0.455 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.455 * [taylor]: Taking taylor expansion of x in x 0.471 * [approximate]: Taking taylor expansion of (pow (/ 2.0 (+ (exp (/ 1 x)) (exp (/ -1 x)))) 3) in (x) around 0 0.471 * [taylor]: Taking taylor expansion of (pow (/ 2.0 (+ (exp (/ 1 x)) (exp (/ -1 x)))) 3) in x 0.471 * [taylor]: Taking taylor expansion of (/ 2.0 (+ (exp (/ 1 x)) (exp (/ -1 x)))) in x 0.471 * [taylor]: Taking taylor expansion of 2.0 in x 0.471 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (/ -1 x))) in x 0.471 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x 0.471 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.471 * [taylor]: Taking taylor expansion of x in x 0.472 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x 0.472 * [taylor]: Taking taylor expansion of (/ -1 x) in x 0.472 * [taylor]: Taking taylor expansion of -1 in x 0.472 * [taylor]: Taking taylor expansion of x in x 0.472 * [taylor]: Taking taylor expansion of (pow (/ 2.0 (+ (exp (/ 1 x)) (exp (/ -1 x)))) 3) in x 0.472 * [taylor]: Taking taylor expansion of (/ 2.0 (+ (exp (/ 1 x)) (exp (/ -1 x)))) in x 0.472 * [taylor]: Taking taylor expansion of 2.0 in x 0.472 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (/ -1 x))) in x 0.472 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x 0.472 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.472 * [taylor]: Taking taylor expansion of x in x 0.472 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x 0.472 * [taylor]: Taking taylor expansion of (/ -1 x) in x 0.472 * [taylor]: Taking taylor expansion of -1 in x 0.472 * [taylor]: Taking taylor expansion of x in x 0.487 * * * * [progress]: [ 3 / 3 ] generating series at (2) 0.487 * [approximate]: Taking taylor expansion of (/ 2.0 (+ (exp (neg x)) (exp x))) in (x) around 0 0.487 * [taylor]: Taking taylor expansion of (/ 2.0 (+ (exp (neg x)) (exp x))) in x 0.487 * [taylor]: Taking taylor expansion of 2.0 in x 0.487 * [taylor]: Taking taylor expansion of (+ (exp (neg x)) (exp x)) in x 0.487 * [taylor]: Taking taylor expansion of (exp (neg x)) in x 0.487 * [taylor]: Taking taylor expansion of (neg x) in x 0.487 * [taylor]: Taking taylor expansion of x in x 0.488 * [taylor]: Taking taylor expansion of (exp x) in x 0.488 * [taylor]: Taking taylor expansion of x in x 0.488 * [taylor]: Taking taylor expansion of (/ 2.0 (+ (exp (neg x)) (exp x))) in x 0.488 * [taylor]: Taking taylor expansion of 2.0 in x 0.488 * [taylor]: Taking taylor expansion of (+ (exp (neg x)) (exp x)) in x 0.488 * [taylor]: Taking taylor expansion of (exp (neg x)) in x 0.488 * [taylor]: Taking taylor expansion of (neg x) in x 0.488 * [taylor]: Taking taylor expansion of x in x 0.489 * [taylor]: Taking taylor expansion of (exp x) in x 0.489 * [taylor]: Taking taylor expansion of x in x 0.510 * [approximate]: Taking taylor expansion of (/ 2.0 (+ (exp (/ 1 x)) (exp (neg (/ 1 x))))) in (x) around 0 0.510 * [taylor]: Taking taylor expansion of (/ 2.0 (+ (exp (/ 1 x)) (exp (neg (/ 1 x))))) in x 0.510 * [taylor]: Taking taylor expansion of 2.0 in x 0.510 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (neg (/ 1 x)))) in x 0.511 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x 0.511 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.511 * [taylor]: Taking taylor expansion of x in x 0.511 * [taylor]: Taking taylor expansion of (exp (neg (/ 1 x))) in x 0.511 * [taylor]: Taking taylor expansion of (neg (/ 1 x)) in x 0.511 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.511 * [taylor]: Taking taylor expansion of x in x 0.512 * [taylor]: Taking taylor expansion of (/ 2.0 (+ (exp (/ 1 x)) (exp (neg (/ 1 x))))) in x 0.512 * [taylor]: Taking taylor expansion of 2.0 in x 0.512 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (neg (/ 1 x)))) in x 0.512 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x 0.512 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.512 * [taylor]: Taking taylor expansion of x in x 0.512 * [taylor]: Taking taylor expansion of (exp (neg (/ 1 x))) in x 0.512 * [taylor]: Taking taylor expansion of (neg (/ 1 x)) in x 0.512 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.512 * [taylor]: Taking taylor expansion of x in x 0.517 * [approximate]: Taking taylor expansion of (/ 2.0 (+ (exp (/ 1 x)) (exp (/ -1 x)))) in (x) around 0 0.517 * [taylor]: Taking taylor expansion of (/ 2.0 (+ (exp (/ 1 x)) (exp (/ -1 x)))) in x 0.517 * [taylor]: Taking taylor expansion of 2.0 in x 0.517 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (/ -1 x))) in x 0.517 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x 0.517 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.517 * [taylor]: Taking taylor expansion of x in x 0.518 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x 0.518 * [taylor]: Taking taylor expansion of (/ -1 x) in x 0.518 * [taylor]: Taking taylor expansion of -1 in x 0.518 * [taylor]: Taking taylor expansion of x in x 0.518 * [taylor]: Taking taylor expansion of (/ 2.0 (+ (exp (/ 1 x)) (exp (/ -1 x)))) in x 0.518 * [taylor]: Taking taylor expansion of 2.0 in x 0.518 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (/ -1 x))) in x 0.518 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x 0.518 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.518 * [taylor]: Taking taylor expansion of x in x 0.519 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x 0.519 * [taylor]: Taking taylor expansion of (/ -1 x) in x 0.519 * [taylor]: Taking taylor expansion of -1 in x 0.519 * [taylor]: Taking taylor expansion of x in x 0.523 * * * [progress]: simplifying candidates 0.530 * [simplify]: Simplifying using # : (- (log 2.0) (log (+ (exp (neg x)) (exp x)))) (log (/ 2.0 (+ (exp (neg x)) (exp x)))) (exp (/ 2.0 (+ (exp (neg x)) (exp x)))) (/ (* (* 2.0 2.0) 2.0) (* (* (+ (exp (neg x)) (exp x)) (+ (exp (neg x)) (exp x))) 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x)) (exp x)))) 3)) (cbrt (pow (/ 2.0 (- (* (exp (neg x)) (exp (neg x))) (* (exp x) (exp x)))) 3)) (cbrt (pow (- (exp (neg x)) (exp x)) 3)) (cbrt (/ 2.0 (+ (exp (neg x)) (exp x)))) (cbrt (* (/ 2.0 (+ (exp (neg x)) (exp x))) (/ 2.0 (+ (exp (neg x)) (exp x))))) (cbrt (sqrt (pow (/ 2.0 (+ (exp (neg x)) (exp x))) 3))) (cbrt (sqrt (pow (/ 2.0 (+ (exp (neg x)) (exp x))) 3))) (cbrt 1) (cbrt (pow (/ 2.0 (+ (exp (neg x)) (exp x))) 3)) (cbrt (pow (/ 2.0 (+ (exp (neg x)) (exp x))) (/ 3 2))) (cbrt (pow (/ 2.0 (+ (exp (neg x)) (exp x))) (/ 3 2))) (cbrt (pow 2.0 3)) (cbrt (pow (+ (exp (neg x)) (exp x)) 3)) (* (cbrt (cbrt (pow (/ 2.0 (+ (exp (neg x)) (exp x))) 3))) (cbrt (cbrt (pow (/ 2.0 (+ (exp (neg x)) (exp x))) 3)))) (cbrt (cbrt (pow (/ 2.0 (+ (exp (neg x)) (exp x))) 3))) (* (* (cbrt (pow (/ 2.0 (+ (exp (neg x)) (exp x))) 3)) (cbrt (pow (/ 2.0 (+ (exp (neg x)) (exp x))) 3))) (cbrt (pow (/ 2.0 (+ (exp (neg x)) (exp x))) 3))) (sqrt (cbrt (pow (/ 2.0 (+ (exp (neg x)) (exp x))) 3))) (sqrt (cbrt (pow (/ 2.0 (+ (exp (neg x)) (exp x))) 3))) (- (+ (* 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))) (- (+ (* 1.375 (pow x 4)) 1.0) (* 1.5 (pow x 2))) (/ 8.0 (pow (+ (exp (neg x)) (exp x)) 3)) (/ 8.0 (pow (+ (exp (* -1 x)) (exp x)) 3)) (- (+ (* 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))) 0.538 * * [simplify]: iteration 0 : 459 enodes (cost 1530 ) 0.547 * * [simplify]: iteration 1 : 2035 enodes (cost 1418 ) 0.582 * * [simplify]: iteration 2 : 5003 enodes (cost 1402 ) 0.589 * [simplify]: Simplified to: (log (/ 2.0 (+ (exp (neg x)) (exp x)))) (log (/ 2.0 (+ (exp (neg x)) (exp x)))) (exp (/ 2.0 (+ (exp (neg x)) (exp x)))) (pow (/ 2.0 (+ (exp (neg x)) (exp x))) 3) (cbrt (* (/ 2.0 (+ (exp (neg x)) (exp x))) (/ 2.0 (+ (exp (neg x)) (exp x))))) (cbrt (/ 2.0 (+ (exp (neg x)) (exp x)))) (pow (/ 2.0 (+ (exp (neg x)) (exp x))) 3) (sqrt (/ 2.0 (+ 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x)))) (sqrt (/ 2.0 (+ (exp (neg x)) (exp 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))) (- (+ (* 1.375 (pow x 4)) 1.0) (* 1.5 (pow x 2))) (/ 8.0 (pow (+ (exp (* -1 x)) (exp x)) 3)) (/ 8.0 (pow (+ (exp (* -1 x)) (exp x)) 3)) (- (+ (* 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))) 0.590 * * * [progress]: adding candidates to table 0.773 * [progress]: [Phase 3 of 3] Extracting. 0.778 * [simplify]: Simplifying using # : (cbrt (pow (/ 2.0 (+ (exp (neg x)) (exp x))) 3)) 0.779 * * [simplify]: iteration 0 : 11 enodes (cost 7 ) 0.779 * * [simplify]: iteration 1 : 11 enodes (cost 7 ) 0.779 * [simplify]: Simplified to: (cbrt (pow (/ 2.0 (+ (exp (neg x)) (exp x))) 3)) 1.220 * [regime-testing]: End program error score: 0.04992047298333264