Or not, and we yell "look behind you!" and then dump the infinities out the window.
https://en.wikipedia.org/wiki/Renormalization
When I first learned about renormalization formally (i.e., with equations) I realized it wasn't that bad. But still, pretty sneaky :P
Or not, and we yell "look behind you!" and then dump the infinities out the window.
https://en.wikipedia.org/wiki/Renormalization