Lets post nerdy jokes

Here's a particularly relevant one:

Q: What is the physicist's definition of a vector space?
A: A set V satisfying the axiom that for any x in V, x has a little arrow drawn over it.

This is an original joke by me.  I copyright it lol

It is mine and nobody else made it but me.  It, that is, being the joke that I made.


"Most matrices live on campus.  In general, they don't commute."