/ / 2 \\ |atan\x - 1/| |------------| | ___ | \ \/ 2 / ___ --------------*\/ 2 x
((atan(x^2 - 1)/sqrt(2))/x)*sqrt(2)
/ ___ \ | \/ 2 / 2 \| | ___ -----*atan\x - 1/| ___ | \/ 2 2 | \/ 2 *|------------- - ------------------| | 2 2 | | / 2 \ x | \1 + \x - 1/ /
/ 2 / 2\ \ | 4*x *\-1 + x / | | -1 + -------------- | | 2 | | / 2\ / 2\| | 2 1 + \-1 + x / atan\-1 + x /| -2*|-------------- + ------------------- - -------------| | 2 2 2 | | / 2\ / 2\ x | \1 + \-1 + x / 1 + \-1 + x / / --------------------------------------------------------- x
/ / 2\ \ | | 2 / 2\ | / 2 / 2\\| | | 2 8*x *\-1 + x / | | 4*x *\-1 + x /|| | 4*|3 - 5*x + ---------------| 3*|-1 + --------------|| | | 2| | 2|| | / 2\ | / 2\ | | / 2\ || | 3*atan\-1 + x / \ 1 + \-1 + x / / 6 \ 1 + \-1 + x / /| 2*|- --------------- + ------------------------------ + ------------------- + -----------------------| | 4 2 / 2\ / 2\ | | x / 2\ 2 | / 2\ | 2 | / 2\ | | | | / 2\ | x *\1 + \-1 + x / / x *\1 + \-1 + x / / | \ \1 + \-1 + x / / /
/ / 2\ \ | | 2 / 2\ | / 2 / 2\\| | | 2 8*x *\-1 + x / | | 4*x *\-1 + x /|| | 4*|3 - 5*x + ---------------| 3*|-1 + --------------|| | | 2| | 2|| | / 2\ | / 2\ | | / 2\ || | 3*atan\-1 + x / \ 1 + \-1 + x / / 6 \ 1 + \-1 + x / /| 2*|- --------------- + ------------------------------ + ------------------- + -----------------------| | 4 2 / 2\ / 2\ | | x / 2\ 2 | / 2\ | 2 | / 2\ | | | | / 2\ | x *\1 + \-1 + x / / x *\1 + \-1 + x / / | \ \1 + \-1 + x / / /