________ / 2 x*\/ x - 1 acosh(x) ------------- - -------- 2 2
(x*sqrt(x^2 - 1))/2 - acosh(x)/2
________ / 2 2 \/ x - 1 1 x ----------- - -------------- + ------------- 2 _________ ________ / 2 / 2 2*\/ -1 + x 2*\/ x - 1
/ 2 \ | 1 x | x*|3 + ------- - -------| | 2 2| \ -1 + x -1 + x / ------------------------- _________ / 2 2*\/ -1 + x
2 2 4 3 1 3*x 3*x 3*x - + ----------- - ------- - ------------ + ------------ 2 / 2\ 2 2 2 2*\-1 + x / -1 + x / 2\ / 2\ 2*\-1 + x / 2*\-1 + x / ------------------------------------------------------- _________ / 2 \/ -1 + x