Order of operations.

It is time to divulge a secret about myself that very few people know: I'm a math geek.  Not a Rainman, slay-the-tables-in-Vegas math geek, just a place-out-of-freshman-math-at-Princeton math geek.  My dad was a math geek, and we used to have fun making up goofy algebra problems for no good reason other than to entertain ourselves.  … Continue reading Order of operations.