<a href="https://en.wikipedia.org/wiki/Moment_of_inertia" class="extiw" title="w:Moment of inertia">Moment of inertia</a> of thick cylinder.
<a href="//commons.wikimedia.org/wiki/User:Krishnavedala" title="User:Krishnavedala">Krishnavedala</a>
<span class="int-own-work" lang="en">Own work</span>