0.401 * [progress]: [Phase 1 of 3] Setting up. 0.001 * * * [progress]: [1/2] Preparing points 0.010 * * * [progress]: [2/2] Setting up program. 0.012 * [progress]: [Phase 2 of 3] Improving. 0.012 * [simplify]: Simplifying using # : (/ 2.0 (+ (exp x) (exp (- x)))) 0.013 * * [simplify]: iteration 0 : 7 enodes (cost 8 ) 0.014 * * [simplify]: iteration 1 : 10 enodes (cost 8 ) 0.015 * * [simplify]: iteration 2 : 12 enodes (cost 8 ) 0.017 * * [simplify]: iteration done : 12 enodes (cost 8 ) 0.017 * [simplify]: Simplified to: (/ 2.0 (+ (exp x) (exp (- x)))) 0.017 * * [progress]: iteration 1 / 4 0.017 * * * [progress]: picking best candidate 0.018 * * * * [pick]: Picked # 0.018 * * * [progress]: localizing error 0.024 * * * [progress]: generating rewritten candidates 0.024 * * * * [progress]: [ 1 / 1 ] rewriting at (2) 0.036 * * * [progress]: generating series expansions 0.036 * * * * [progress]: [ 1 / 1 ] generating series at (2) 0.036 * [approximate]: Taking taylor expansion of (/ 2.0 (+ (exp x) (exp (- x)))) in (x) around 0 0.036 * [taylor]: Taking taylor expansion of (/ 2.0 (+ (exp x) (exp (- x)))) in x 0.036 * [taylor]: Taking taylor expansion of 2.0 in x 0.036 * [taylor]: Taking taylor expansion of (+ (exp x) (exp (- x))) in x 0.036 * [taylor]: Taking taylor expansion of (exp x) in x 0.036 * [taylor]: Taking taylor expansion of x in x 0.037 * [taylor]: Taking taylor expansion of (exp (- x)) in x 0.037 * [taylor]: Taking taylor expansion of (- x) in x 0.037 * [taylor]: Taking taylor expansion of x in x 0.038 * [taylor]: Taking taylor expansion of (/ 2.0 (+ (exp x) (exp (- x)))) in x 0.038 * [taylor]: Taking taylor expansion of 2.0 in x 0.038 * [taylor]: Taking taylor expansion of (+ (exp x) (exp (- x))) in x 0.038 * [taylor]: Taking taylor expansion of (exp x) in x 0.038 * [taylor]: Taking taylor expansion of x in x 0.038 * [taylor]: Taking taylor expansion of (exp (- x)) in x 0.038 * [taylor]: Taking taylor expansion of (- x) in x 0.038 * [taylor]: Taking taylor expansion of x in x 0.065 * [approximate]: Taking taylor expansion of (/ 2.0 (+ (exp (/ 1 x)) (exp (- (/ 1 x))))) in (x) around 0 0.065 * [taylor]: Taking taylor expansion of (/ 2.0 (+ (exp (/ 1 x)) (exp (- (/ 1 x))))) in x 0.065 * [taylor]: Taking taylor expansion of 2.0 in x 0.065 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) in x 0.065 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x 0.065 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.065 * [taylor]: Taking taylor expansion of x in x 0.066 * [taylor]: Taking taylor expansion of (exp (- (/ 1 x))) in x 0.066 * [taylor]: Taking taylor expansion of (- (/ 1 x)) in x 0.066 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.066 * [taylor]: Taking taylor expansion of x in x 0.066 * [taylor]: Taking taylor expansion of (/ 2.0 (+ (exp (/ 1 x)) (exp (- (/ 1 x))))) in x 0.066 * [taylor]: Taking taylor expansion of 2.0 in x 0.066 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) in x 0.066 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x 0.066 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.066 * [taylor]: Taking taylor expansion of x in x 0.067 * [taylor]: Taking taylor expansion of (exp (- (/ 1 x))) in x 0.067 * [taylor]: Taking taylor expansion of (- (/ 1 x)) in x 0.067 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.067 * [taylor]: Taking taylor expansion of x in x 0.072 * [approximate]: Taking taylor expansion of (/ 2.0 (+ (exp (/ 1 x)) (exp (/ -1 x)))) in (x) around 0 0.072 * [taylor]: Taking taylor expansion of (/ 2.0 (+ (exp (/ 1 x)) (exp (/ -1 x)))) in x 0.072 * [taylor]: Taking taylor expansion of 2.0 in x 0.072 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (/ -1 x))) in x 0.072 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x 0.072 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.072 * [taylor]: Taking taylor expansion of x in x 0.073 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x 0.073 * [taylor]: Taking taylor expansion of (/ -1 x) in x 0.073 * [taylor]: Taking taylor expansion of -1 in x 0.073 * [taylor]: Taking taylor expansion of x in x 0.073 * [taylor]: Taking taylor expansion of (/ 2.0 (+ (exp (/ 1 x)) (exp (/ -1 x)))) in x 0.073 * [taylor]: Taking taylor expansion of 2.0 in x 0.074 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (/ -1 x))) in x 0.074 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x 0.074 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.074 * [taylor]: Taking taylor expansion of x in x 0.074 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x 0.074 * [taylor]: Taking taylor expansion of (/ -1 x) in x 0.074 * [taylor]: Taking taylor expansion of -1 in x 0.074 * [taylor]: Taking taylor expansion of x in x 0.079 * * * [progress]: simplifying candidates 0.080 * [simplify]: Simplifying using # : (expm1 (/ 2.0 (+ (exp x) (exp (- x))))) (log1p (/ 2.0 (+ (exp x) (exp (- x))))) (- (log 2.0) (log (+ (exp x) (exp (- x))))) (log (/ 2.0 (+ (exp x) (exp (- x))))) (exp (/ 2.0 (+ (exp x) (exp (- x))))) (/ (* (* 2.0 2.0) 2.0) (* (* (+ (exp x) (exp (- x))) (+ (exp x) (exp (- x)))) (+ (exp x) (exp (- x))))) (* (cbrt (/ 2.0 (+ (exp x) (exp (- x))))) (cbrt (/ 2.0 (+ (exp x) (exp (- x)))))) (cbrt (/ 2.0 (+ (exp x) (exp (- x))))) (* (* (/ 2.0 (+ (exp x) (exp (- x)))) (/ 2.0 (+ (exp x) (exp (- x))))) (/ 2.0 (+ (exp x) (exp (- x))))) (sqrt (/ 2.0 (+ (exp x) (exp (- x))))) (sqrt (/ 2.0 (+ (exp x) (exp (- x))))) (- 2.0) (- (+ (exp x) (exp (- x)))) (/ (* (cbrt 2.0) (cbrt 2.0)) (* (cbrt (+ (exp x) (exp (- x)))) (cbrt (+ (exp x) (exp (- x)))))) (/ (cbrt 2.0) (cbrt (+ (exp x) (exp (- x))))) (/ (* (cbrt 2.0) (cbrt 2.0)) (sqrt (+ (exp x) (exp (- x))))) (/ (cbrt 2.0) (sqrt (+ (exp x) (exp (- x))))) (/ (* (cbrt 2.0) (cbrt 2.0)) 1) (/ (cbrt 2.0) (+ (exp x) (exp (- x)))) (/ (* (cbrt 2.0) (cbrt 2.0)) 1) (/ (cbrt 2.0) (+ (exp x) (exp (- x)))) (/ (sqrt 2.0) (* (cbrt (+ (exp x) (exp (- x)))) (cbrt (+ (exp x) (exp (- x)))))) (/ (sqrt 2.0) (cbrt (+ (exp x) (exp (- x))))) (/ (sqrt 2.0) (sqrt (+ (exp x) (exp (- x))))) (/ (sqrt 2.0) (sqrt (+ (exp x) (exp (- x))))) (/ (sqrt 2.0) 1) (/ (sqrt 2.0) (+ (exp x) (exp (- x)))) (/ (sqrt 2.0) 1) (/ (sqrt 2.0) (+ (exp x) (exp (- x)))) (/ 1 (* (cbrt (+ (exp x) (exp (- x)))) (cbrt (+ (exp x) (exp (- x)))))) (/ 2.0 (cbrt (+ (exp x) (exp (- x))))) (/ 1 (sqrt (+ (exp x) (exp (- x))))) (/ 2.0 (sqrt (+ (exp x) (exp (- x))))) (/ 1 1) (/ 2.0 (+ (exp x) (exp (- x)))) (/ 1 1) (/ 2.0 (+ (exp x) (exp (- x)))) (/ 1 (+ (exp x) (exp (- x)))) (/ (+ (exp x) (exp (- x))) 2.0) (/ 2.0 (* (cbrt (+ (exp x) (exp (- x)))) (cbrt (+ (exp x) (exp (- x)))))) (/ 2.0 (sqrt (+ (exp x) (exp (- x))))) (/ 2.0 1) (/ 2.0 1) (/ (+ (exp x) (exp (- x))) (cbrt 2.0)) (/ (+ (exp x) (exp (- x))) (sqrt 2.0)) (/ (+ (exp x) (exp (- x))) 2.0) (/ 2.0 (+ (pow (exp x) 3) (pow (exp (- x)) 3))) (/ 2.0 (- (* (exp x) (exp x)) (* (exp (- x)) (exp (- x))))) (- (+ (* 0.20833333333333334 (pow x 4)) 1.0) (* 0.5 (pow x 2))) (/ 2.0 (+ (exp x) (exp (- x)))) (/ 2.0 (+ (exp (* -1 x)) (exp x))) 0.082 * * [simplify]: iteration 0 : 80 enodes (cost 510 ) 0.096 * * [simplify]: iteration 1 : 171 enodes (cost 489 ) 0.127 * * [simplify]: iteration 2 : 436 enodes (cost 455 ) 0.216 * * [simplify]: iteration 3 : 1008 enodes (cost 454 ) 0.590 * * [simplify]: iteration 4 : 3586 enodes (cost 454 ) 2.574 * * [simplify]: iteration done : 5000 enodes (cost 454 ) 2.575 * [simplify]: Simplified to: (expm1 (/ 2.0 (+ (exp x) (exp (- x))))) (log1p (/ 2.0 (+ (exp x) (exp (- x))))) (log (/ 2.0 (+ (exp x) (exp (- x))))) (log (/ 2.0 (+ (exp x) (exp (- x))))) (exp (/ 2.0 (+ (exp x) (exp (- x))))) (pow (/ 2.0 (+ (exp x) (exp (- x)))) 3) (* (cbrt (/ 2.0 (+ (exp x) (exp (- x))))) (cbrt (/ 2.0 (+ (exp x) (exp (- x)))))) (cbrt (/ 2.0 (+ (exp x) (exp (- x))))) (pow (/ 2.0 (+ (exp x) (exp (- x)))) 3) (sqrt (/ 2.0 (+ (exp x) (exp (- x))))) (sqrt (/ 2.0 (+ (exp x) (exp (- x))))) (- 2.0) (- (+ (exp x) (exp (- x)))) (/ (* (cbrt 2.0) (cbrt 2.0)) (* (cbrt (+ (exp x) (exp (- x)))) (cbrt (+ (exp x) (exp (- x)))))) (/ (cbrt 2.0) (cbrt (+ (exp x) (exp (- x))))) (/ (* (cbrt 2.0) (cbrt 2.0)) (sqrt (+ (exp x) (exp (- x))))) (/ (cbrt 2.0) (sqrt (+ (exp x) (exp (- x))))) (* (cbrt 2.0) (cbrt 2.0)) (/ (cbrt 2.0) (+ (exp x) (exp (- x)))) (* (cbrt 2.0) (cbrt 2.0)) (/ (cbrt 2.0) (+ (exp x) (exp (- x)))) (/ (sqrt 2.0) (* (cbrt (+ (exp x) (exp (- x)))) (cbrt (+ (exp x) (exp (- x)))))) (/ (sqrt 2.0) (cbrt (+ (exp x) (exp (- x))))) (/ (sqrt 2.0) (sqrt (+ (exp x) (exp (- x))))) (/ (sqrt 2.0) (sqrt (+ (exp x) (exp (- x))))) (sqrt 2.0) (/ (sqrt 2.0) (+ (exp x) (exp (- x)))) (sqrt 2.0) (/ (sqrt 2.0) (+ (exp x) (exp (- x)))) (/ 1 (* (cbrt (+ (exp x) (exp (- x)))) (cbrt (+ (exp x) (exp (- x)))))) (/ 2.0 (cbrt (+ (exp x) (exp (- x))))) (/ 1 (sqrt (+ (exp x) (exp (- x))))) (/ 2.0 (sqrt (+ (exp x) (exp (- x))))) 1 (/ 2.0 (+ (exp x) (exp (- x)))) 1 (/ 2.0 (+ (exp x) (exp (- x)))) (/ 1 (+ (exp x) (exp (- x)))) (/ (+ (exp x) (exp (- x))) 2.0) (/ 2.0 (* (cbrt (+ (exp x) (exp (- x)))) (cbrt (+ (exp x) (exp (- x)))))) (/ 2.0 (sqrt (+ (exp x) (exp (- x))))) 2.0 2.0 (/ (+ (exp x) (exp (- x))) (cbrt 2.0)) (/ (+ (exp x) (exp (- x))) (sqrt 2.0)) (/ (+ (exp x) (exp (- x))) 2.0) (/ 2.0 (+ (pow (exp x) 3) (exp (* x -3)))) (/ 2.0 (- (exp (+ x x)) (exp (* x -2)))) (- (fma 0.20833333333333334 (pow x 4) 1.0) (* 0.5 (pow x 2))) (/ 2.0 (+ (exp x) (exp (- x)))) (/ 2.0 (+ (exp x) (exp (- x)))) 2.575 * * * [progress]: adding candidates to table 2.648 * * [progress]: iteration 2 / 4 2.648 * * * [progress]: picking best candidate 2.650 * * * * [pick]: Picked # 2.650 * * * [progress]: localizing error 2.658 * * * [progress]: generating rewritten candidates 2.658 * * * * [progress]: [ 1 / 4 ] rewriting at (2 1) 2.669 * * * * [progress]: [ 2 / 4 ] rewriting at (2 2) 2.682 * * * * [progress]: [ 3 / 4 ] rewriting at (2 1 2) 2.692 * * * * [progress]: [ 4 / 4 ] rewriting at (2) 2.749 * * * [progress]: generating series expansions 2.749 * * * * [progress]: [ 1 / 4 ] generating series at (2 1) 2.749 * [approximate]: Taking taylor expansion of (* 2.0 (sqrt (/ 1 (+ (exp x) (exp (- x)))))) in (x) around 0 2.749 * [taylor]: Taking taylor expansion of (* 2.0 (sqrt (/ 1 (+ (exp x) (exp (- x)))))) in x 2.749 * [taylor]: Taking taylor expansion of 2.0 in x 2.749 * [taylor]: Taking taylor expansion of (sqrt (/ 1 (+ (exp x) (exp (- x))))) in x 2.749 * [taylor]: Taking taylor expansion of (/ 1 (+ (exp x) (exp (- x)))) in x 2.749 * [taylor]: Taking taylor expansion of (+ (exp x) (exp (- x))) in x 2.749 * [taylor]: Taking taylor expansion of (exp x) in x 2.749 * [taylor]: Taking taylor expansion of x in x 2.749 * [taylor]: Taking taylor expansion of (exp (- x)) in x 2.749 * [taylor]: Taking taylor expansion of (- x) in x 2.749 * [taylor]: Taking taylor expansion of x in x 2.753 * [taylor]: Taking taylor expansion of (* 2.0 (sqrt (/ 1 (+ (exp x) (exp (- x)))))) in x 2.753 * [taylor]: Taking taylor expansion of 2.0 in x 2.753 * [taylor]: Taking taylor expansion of (sqrt (/ 1 (+ (exp x) (exp (- x))))) in x 2.753 * [taylor]: Taking taylor expansion of (/ 1 (+ (exp x) (exp (- x)))) in x 2.753 * [taylor]: Taking taylor expansion of (+ (exp x) (exp (- x))) in x 2.753 * [taylor]: Taking taylor expansion of (exp x) in x 2.753 * [taylor]: Taking taylor expansion of x in x 2.753 * [taylor]: Taking taylor expansion of (exp (- x)) in x 2.753 * [taylor]: Taking taylor expansion of (- x) in x 2.753 * [taylor]: Taking taylor expansion of x in x 2.799 * [approximate]: Taking taylor expansion of (* 2.0 (sqrt (/ 1 (+ (exp (/ 1 x)) (exp (- (/ 1 x))))))) in (x) around 0 2.799 * [taylor]: Taking taylor expansion of (* 2.0 (sqrt (/ 1 (+ (exp (/ 1 x)) (exp (- (/ 1 x))))))) in x 2.799 * [taylor]: Taking taylor expansion of 2.0 in x 2.799 * [taylor]: Taking taylor expansion of (sqrt (/ 1 (+ (exp (/ 1 x)) (exp (- (/ 1 x)))))) in x 2.799 * [taylor]: Taking taylor expansion of (/ 1 (+ (exp (/ 1 x)) (exp (- (/ 1 x))))) in x 2.799 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) in x 2.799 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x 2.799 * [taylor]: Taking taylor expansion of (/ 1 x) in x 2.799 * [taylor]: Taking taylor expansion of x in x 2.799 * [taylor]: Taking taylor expansion of (exp (- (/ 1 x))) in x 2.799 * [taylor]: Taking taylor expansion of (- (/ 1 x)) in x 2.799 * [taylor]: Taking taylor expansion of (/ 1 x) in x 2.799 * [taylor]: Taking taylor expansion of x in x 2.801 * [taylor]: Taking taylor expansion of (* 2.0 (sqrt (/ 1 (+ (exp (/ 1 x)) (exp (- (/ 1 x))))))) in x 2.801 * [taylor]: Taking taylor expansion of 2.0 in x 2.801 * [taylor]: Taking taylor expansion of (sqrt (/ 1 (+ (exp (/ 1 x)) (exp (- (/ 1 x)))))) in x 2.801 * [taylor]: Taking taylor expansion of (/ 1 (+ (exp (/ 1 x)) (exp (- (/ 1 x))))) in x 2.801 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) in x 2.801 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x 2.801 * [taylor]: Taking taylor expansion of (/ 1 x) in x 2.801 * [taylor]: Taking taylor expansion of x in x 2.801 * [taylor]: Taking taylor expansion of (exp (- (/ 1 x))) in x 2.801 * [taylor]: Taking taylor expansion of (- (/ 1 x)) in x 2.801 * [taylor]: Taking taylor expansion of (/ 1 x) in x 2.801 * [taylor]: Taking taylor expansion of x in x 2.815 * [approximate]: Taking taylor expansion of (* 2.0 (sqrt (/ 1 (+ (exp (/ 1 x)) (exp (/ -1 x)))))) in (x) around 0 2.815 * [taylor]: Taking taylor expansion of (* 2.0 (sqrt (/ 1 (+ (exp (/ 1 x)) (exp (/ -1 x)))))) in x 2.815 * [taylor]: Taking taylor expansion of 2.0 in x 2.815 * [taylor]: Taking taylor expansion of (sqrt (/ 1 (+ (exp (/ 1 x)) (exp (/ -1 x))))) in x 2.815 * [taylor]: Taking taylor expansion of (/ 1 (+ (exp (/ 1 x)) (exp (/ -1 x)))) in x 2.816 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (/ -1 x))) in x 2.816 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x 2.816 * [taylor]: Taking taylor expansion of (/ 1 x) in x 2.816 * [taylor]: Taking taylor expansion of x in x 2.816 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x 2.816 * [taylor]: Taking taylor expansion of (/ -1 x) in x 2.816 * [taylor]: Taking taylor expansion of -1 in x 2.816 * [taylor]: Taking taylor expansion of x in x 2.817 * [taylor]: Taking taylor expansion of (* 2.0 (sqrt (/ 1 (+ (exp (/ 1 x)) (exp (/ -1 x)))))) in x 2.817 * [taylor]: Taking taylor expansion of 2.0 in x 2.817 * [taylor]: Taking taylor expansion of (sqrt (/ 1 (+ (exp (/ 1 x)) (exp (/ -1 x))))) in x 2.817 * [taylor]: Taking taylor expansion of (/ 1 (+ (exp (/ 1 x)) (exp (/ -1 x)))) in x 2.817 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (/ -1 x))) in x 2.817 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x 2.817 * [taylor]: Taking taylor expansion of (/ 1 x) in x 2.817 * [taylor]: Taking taylor expansion of x in x 2.817 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x 2.818 * [taylor]: Taking taylor expansion of (/ -1 x) in x 2.818 * [taylor]: Taking taylor expansion of -1 in x 2.818 * [taylor]: Taking taylor expansion of x in x 2.836 * * * * [progress]: [ 2 / 4 ] generating series at (2 2) 2.836 * [approximate]: Taking taylor expansion of (sqrt (+ (exp x) (exp (- x)))) in (x) around 0 2.836 * [taylor]: Taking taylor expansion of (sqrt (+ (exp x) (exp (- x)))) in x 2.836 * [taylor]: Taking taylor expansion of (+ (exp x) (exp (- x))) in x 2.836 * [taylor]: Taking taylor expansion of (exp x) in x 2.836 * [taylor]: Taking taylor expansion of x in x 2.836 * [taylor]: Taking taylor expansion of (exp (- x)) in x 2.836 * [taylor]: Taking taylor expansion of (- x) in x 2.836 * [taylor]: Taking taylor expansion of x in x 2.839 * [taylor]: Taking taylor expansion of (sqrt (+ (exp x) (exp (- x)))) in x 2.839 * [taylor]: Taking taylor expansion of (+ (exp x) (exp (- x))) in x 2.839 * [taylor]: Taking taylor expansion of (exp x) in x 2.839 * [taylor]: Taking taylor expansion of x in x 2.840 * [taylor]: Taking taylor expansion of (exp (- x)) in x 2.840 * [taylor]: Taking taylor expansion of (- x) in x 2.840 * [taylor]: Taking taylor expansion of x in x 2.869 * [approximate]: Taking taylor expansion of (sqrt (+ (exp (/ 1 x)) (exp (- (/ 1 x))))) in (x) around 0 2.869 * [taylor]: Taking taylor expansion of (sqrt (+ (exp (/ 1 x)) (exp (- (/ 1 x))))) in x 2.869 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) in x 2.869 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x 2.869 * [taylor]: Taking taylor expansion of (/ 1 x) in x 2.869 * [taylor]: Taking taylor expansion of x in x 2.870 * [taylor]: Taking taylor expansion of (exp (- (/ 1 x))) in x 2.870 * [taylor]: Taking taylor expansion of (- (/ 1 x)) in x 2.870 * [taylor]: Taking taylor expansion of (/ 1 x) in x 2.870 * [taylor]: Taking taylor expansion of x in x 2.871 * [taylor]: Taking taylor expansion of (sqrt (+ (exp (/ 1 x)) (exp (- (/ 1 x))))) in x 2.871 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) in x 2.871 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x 2.871 * [taylor]: Taking taylor expansion of (/ 1 x) in x 2.871 * [taylor]: Taking taylor expansion of x in x 2.871 * [taylor]: Taking taylor expansion of (exp (- (/ 1 x))) in x 2.871 * [taylor]: Taking taylor expansion of (- (/ 1 x)) in x 2.871 * [taylor]: Taking taylor expansion of (/ 1 x) in x 2.871 * [taylor]: Taking taylor expansion of x in x 2.876 * [approximate]: Taking taylor expansion of (sqrt (+ (exp (/ 1 x)) (exp (/ -1 x)))) in (x) around 0 2.876 * [taylor]: Taking taylor expansion of (sqrt (+ (exp (/ 1 x)) (exp (/ -1 x)))) in x 2.876 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (/ -1 x))) in x 2.876 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x 2.876 * [taylor]: Taking taylor expansion of (/ 1 x) in x 2.876 * [taylor]: Taking taylor expansion of x in x 2.877 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x 2.877 * [taylor]: Taking taylor expansion of (/ -1 x) in x 2.877 * [taylor]: Taking taylor expansion of -1 in x 2.877 * [taylor]: Taking taylor expansion of x in x 2.878 * [taylor]: Taking taylor expansion of (sqrt (+ (exp (/ 1 x)) (exp (/ -1 x)))) in x 2.878 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (/ -1 x))) in x 2.878 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x 2.878 * [taylor]: Taking taylor expansion of (/ 1 x) in x 2.878 * [taylor]: Taking taylor expansion of x in x 2.878 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x 2.878 * [taylor]: Taking taylor expansion of (/ -1 x) in x 2.878 * [taylor]: Taking taylor expansion of -1 in x 2.878 * [taylor]: Taking taylor expansion of x in x 2.883 * * * * [progress]: [ 3 / 4 ] generating series at (2 1 2) 2.883 * [approximate]: Taking taylor expansion of (sqrt (+ (exp x) (exp (- x)))) in (x) around 0 2.883 * [taylor]: Taking taylor expansion of (sqrt (+ (exp x) (exp (- x)))) in x 2.883 * [taylor]: Taking taylor expansion of (+ (exp x) (exp (- x))) in x 2.883 * [taylor]: Taking taylor expansion of (exp x) in x 2.883 * [taylor]: Taking taylor expansion of x in x 2.883 * [taylor]: Taking taylor expansion of (exp (- x)) in x 2.883 * [taylor]: Taking taylor expansion of (- x) in x 2.883 * [taylor]: Taking taylor expansion of x in x 2.886 * [taylor]: Taking taylor expansion of (sqrt (+ (exp x) (exp (- x)))) in x 2.886 * [taylor]: Taking taylor expansion of (+ (exp x) (exp (- x))) in x 2.886 * [taylor]: Taking taylor expansion of (exp x) in x 2.886 * [taylor]: Taking taylor expansion of x in x 2.886 * [taylor]: Taking taylor expansion of (exp (- x)) in x 2.886 * [taylor]: Taking taylor expansion of (- x) in x 2.886 * [taylor]: Taking taylor expansion of x in x 2.921 * [approximate]: Taking taylor expansion of (sqrt (+ (exp (/ 1 x)) (exp (- (/ 1 x))))) in (x) around 0 2.921 * [taylor]: Taking taylor expansion of (sqrt (+ (exp (/ 1 x)) (exp (- (/ 1 x))))) in x 2.921 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) in x 2.921 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x 2.921 * [taylor]: Taking taylor expansion of (/ 1 x) in x 2.921 * [taylor]: Taking taylor expansion of x in x 2.922 * [taylor]: Taking taylor expansion of (exp (- (/ 1 x))) in x 2.922 * [taylor]: Taking taylor expansion of (- (/ 1 x)) in x 2.922 * [taylor]: Taking taylor expansion of (/ 1 x) in x 2.922 * [taylor]: Taking taylor expansion of x in x 2.923 * [taylor]: Taking taylor expansion of (sqrt (+ (exp (/ 1 x)) (exp (- (/ 1 x))))) in x 2.923 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) in x 2.923 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x 2.923 * [taylor]: Taking taylor expansion of (/ 1 x) in x 2.923 * [taylor]: Taking taylor expansion of x in x 2.923 * [taylor]: Taking taylor expansion of (exp (- (/ 1 x))) in x 2.923 * [taylor]: Taking taylor expansion of (- (/ 1 x)) in x 2.923 * [taylor]: Taking taylor expansion of (/ 1 x) in x 2.923 * [taylor]: Taking taylor expansion of x in x 2.928 * [approximate]: Taking taylor expansion of (sqrt (+ (exp (/ 1 x)) (exp (/ -1 x)))) in (x) around 0 2.928 * [taylor]: Taking taylor expansion of (sqrt (+ (exp (/ 1 x)) (exp (/ -1 x)))) in x 2.928 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (/ -1 x))) in x 2.928 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x 2.928 * [taylor]: Taking taylor expansion of (/ 1 x) in x 2.928 * [taylor]: Taking taylor expansion of x in x 2.929 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x 2.929 * [taylor]: Taking taylor expansion of (/ -1 x) in x 2.929 * [taylor]: Taking taylor expansion of -1 in x 2.929 * [taylor]: Taking taylor expansion of x in x 2.929 * [taylor]: Taking taylor expansion of (sqrt (+ (exp (/ 1 x)) (exp (/ -1 x)))) in x 2.930 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (/ -1 x))) in x 2.930 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x 2.930 * [taylor]: Taking taylor expansion of (/ 1 x) in x 2.930 * [taylor]: Taking taylor expansion of x in x 2.930 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x 2.930 * [taylor]: Taking taylor expansion of (/ -1 x) in x 2.930 * [taylor]: Taking taylor expansion of -1 in x 2.930 * [taylor]: Taking taylor expansion of x in x 2.935 * * * * [progress]: [ 4 / 4 ] generating series at (2) 2.935 * [approximate]: Taking taylor expansion of (/ 2.0 (+ (exp x) (exp (- x)))) in (x) around 0 2.935 * [taylor]: Taking taylor expansion of (/ 2.0 (+ (exp x) (exp (- x)))) in x 2.935 * [taylor]: Taking taylor expansion of 2.0 in x 2.935 * [taylor]: Taking taylor expansion of (+ (exp x) (exp (- x))) in x 2.935 * [taylor]: Taking taylor expansion of (exp x) in x 2.935 * [taylor]: Taking taylor expansion of x in x 2.935 * [taylor]: Taking taylor expansion of (exp (- x)) in x 2.935 * [taylor]: Taking taylor expansion of (- x) in x 2.935 * [taylor]: Taking taylor expansion of x in x 2.936 * [taylor]: Taking taylor expansion of (/ 2.0 (+ (exp x) (exp (- x)))) in x 2.936 * [taylor]: Taking taylor expansion of 2.0 in x 2.936 * [taylor]: Taking taylor expansion of (+ (exp x) (exp (- x))) in x 2.936 * [taylor]: Taking taylor expansion of (exp x) in x 2.936 * [taylor]: Taking taylor expansion of x in x 2.936 * [taylor]: Taking taylor expansion of (exp (- x)) in x 2.936 * [taylor]: Taking taylor expansion of (- x) in x 2.936 * [taylor]: Taking taylor expansion of x in x 2.959 * [approximate]: Taking taylor expansion of (/ 2.0 (+ (exp (/ 1 x)) (exp (- (/ 1 x))))) in (x) around 0 2.959 * [taylor]: Taking taylor expansion of (/ 2.0 (+ (exp (/ 1 x)) (exp (- (/ 1 x))))) in x 2.959 * [taylor]: Taking taylor expansion of 2.0 in x 2.959 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) in x 2.959 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x 2.959 * [taylor]: Taking taylor expansion of (/ 1 x) in x 2.959 * [taylor]: Taking taylor expansion of x in x 2.959 * [taylor]: Taking taylor expansion of (exp (- (/ 1 x))) in x 2.960 * [taylor]: Taking taylor expansion of (- (/ 1 x)) in x 2.960 * [taylor]: Taking taylor expansion of (/ 1 x) in x 2.960 * [taylor]: Taking taylor expansion of x in x 2.960 * [taylor]: Taking taylor expansion of (/ 2.0 (+ (exp (/ 1 x)) (exp (- (/ 1 x))))) in x 2.960 * [taylor]: Taking taylor expansion of 2.0 in x 2.960 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) in x 2.960 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x 2.960 * [taylor]: Taking taylor expansion of (/ 1 x) in x 2.960 * [taylor]: Taking taylor expansion of x in x 2.961 * [taylor]: Taking taylor expansion of (exp (- (/ 1 x))) in x 2.961 * [taylor]: Taking taylor expansion of (- (/ 1 x)) in x 2.961 * [taylor]: Taking taylor expansion of (/ 1 x) in x 2.961 * [taylor]: Taking taylor expansion of x in x 2.967 * [approximate]: Taking taylor expansion of (/ 2.0 (+ (exp (/ 1 x)) (exp (/ -1 x)))) in (x) around 0 2.967 * [taylor]: Taking taylor expansion of (/ 2.0 (+ (exp (/ 1 x)) (exp (/ -1 x)))) in x 2.967 * [taylor]: Taking taylor expansion of 2.0 in x 2.967 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (/ -1 x))) in x 2.967 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x 2.967 * [taylor]: Taking taylor expansion of (/ 1 x) in x 2.967 * [taylor]: Taking taylor expansion of x in x 2.967 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x 2.967 * [taylor]: Taking taylor expansion of (/ -1 x) in x 2.967 * [taylor]: Taking taylor expansion of -1 in x 2.967 * [taylor]: Taking taylor expansion of x in x 2.967 * [taylor]: Taking taylor expansion of (/ 2.0 (+ (exp (/ 1 x)) (exp (/ -1 x)))) in x 2.968 * [taylor]: Taking taylor expansion of 2.0 in x 2.968 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (/ -1 x))) in x 2.968 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x 2.968 * [taylor]: Taking taylor expansion of (/ 1 x) in x 2.968 * [taylor]: Taking taylor expansion of x in x 2.968 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x 2.968 * [taylor]: Taking taylor expansion of (/ -1 x) in x 2.968 * [taylor]: Taking taylor expansion of -1 in x 2.968 * [taylor]: Taking taylor expansion of x in x 2.973 * * * [progress]: simplifying candidates 2.979 * [simplify]: Simplifying using # : (expm1 (/ 2.0 (sqrt (+ (exp x) (exp (- x)))))) (log1p (/ 2.0 (sqrt (+ (exp x) (exp (- x)))))) (- (log 2.0) (log (sqrt (+ (exp x) (exp (- x)))))) (log (/ 2.0 (sqrt (+ (exp x) (exp (- x)))))) (exp (/ 2.0 (sqrt (+ (exp x) (exp (- x)))))) (/ (* (* 2.0 2.0) 2.0) (* (* (sqrt (+ (exp x) (exp (- x)))) (sqrt (+ (exp x) (exp (- x))))) (sqrt (+ (exp x) (exp (- x)))))) (* (cbrt (/ 2.0 (sqrt (+ (exp x) (exp (- x)))))) (cbrt (/ 2.0 (sqrt (+ (exp x) (exp (- x))))))) (cbrt (/ 2.0 (sqrt (+ (exp x) (exp (- x)))))) (* (* (/ 2.0 (sqrt (+ (exp x) (exp (- x))))) (/ 2.0 (sqrt (+ (exp x) (exp (- x)))))) (/ 2.0 (sqrt (+ (exp x) (exp (- x)))))) (sqrt (/ 2.0 (sqrt (+ (exp x) (exp (- x)))))) (sqrt (/ 2.0 (sqrt (+ (exp x) (exp (- x)))))) (- 2.0) 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(sqrt 1/2))) (fma 0.25 (/ (pow x 2) (sqrt 1/2)) (* 0.015625 (/ (pow x 4) (pow (sqrt 1/2) 3))))) (* (sqrt (/ 1 (+ (exp x) (exp (- x))))) 2.0) (* (sqrt (/ 1 (+ (exp x) (exp (- x))))) 2.0) (- (fma 1/24 (/ (pow x 4) (sqrt 2)) (fma 1/2 (/ (pow x 2) (sqrt 2)) (sqrt 2))) (* 1/16 (/ (pow x 4) (sqrt 2)))) (sqrt (+ (exp (- x)) (exp x))) (sqrt (+ (exp (- x)) (exp x))) (- (fma 1/24 (/ (pow x 4) (sqrt 2)) (fma 1/2 (/ (pow x 2) (sqrt 2)) (sqrt 2))) (* 1/16 (/ (pow x 4) (sqrt 2)))) (sqrt (+ (exp (- x)) (exp x))) (sqrt (+ (exp (- x)) (exp x))) (- (fma 0.20833333333333334 (pow x 4) 1.0) (* 0.5 (pow x 2))) (/ 2.0 (+ (exp x) (exp (- x)))) (/ 2.0 (+ (exp x) (exp (- x)))) 3.784 * * * [progress]: adding candidates to table 4.323 * [progress]: [Phase 3 of 3] Extracting. 4.324 * * [regime]: Finding splitpoints for: (# #) 4.325 * * * [regime-changes]: Trying 3 branch expressions: ((+ (exp x) (exp (- x))) (/ 2.0 (+ (exp x) (exp (- x)))) x) 4.325 * * * * [regimes]: Trying to branch on (+ (exp x) (exp (- x))) from (# #) 4.341 * * * * [regimes]: Trying to branch on (/ 2.0 (+ (exp x) (exp (- x)))) from (# #) 4.355 * * * * [regimes]: Trying to branch on x from (# #) 4.369 * * * [regime]: Found split indices: #