Uh oh! Wolfram|Alpha doesn't run without JavaScript.
Please enable JavaScript. If you don't know how, you can find instructions
here
.
Once you've done that, refresh this page to start using Wolfram|Alpha.
int_1^(infty)(\frac{1}{(1-t^2)^2} - \frac{1}{1-t^2})dt
Natural Language
Math Input
Extended Keyboard
Examples
Upload
Random
