dPain over dt is the 128th xkcd comic.
"You laugh to keep from crying, you do math to keep from crying . . ."
Ad blocker interference detected!
Wikia is a free-to-use site that makes money from advertising. We have a modified experience for viewers using ad blockers
Wikia is not accessible if you’ve made further modifications. Remove the custom ad blocker rule(s) and the page will load as expected.