1 / | | x | -------------- dx | ___________ | / 4 | \/ 16*x - 1 | / 0
1 / | | x acosh(4) pi*I | -------------- dx = -------- - ---- | ___________ 8 16 | / 4 | \/ 16*x - 1 | / 0
// / 2\ \ / || acosh\4*x / | 4| | | || ----------- for 16*|x | > 1| | x || 8 | | -------------- dx = C + |< | | ___________ || / 2\ | | / 4 ||-I*asin\4*x / | | \/ 16*x - 1 ||-------------- otherwise | | \\ 8 / /