(WHTM) — Buying and selling in the 13 colonies was a messy process. In theory, as British subjects, the colonists should have been using the British monetary system of pounds, shillings, and pence.

I learned the following trick for memorizing the value of e from my colleague, Gene White. It never fails to impress calculus students (given a wide enough definition of “impress”). I learned the ...

It seems like an elementary thing but dealing with numbers beyond whole integers in software is tricky. Differences between rounding in code vs rounding in database storage can catch you off guard if ...

Pi (π) is probably the most famous number in mathematics. Not only have experts studied it extensively, but it also fascinates amateurs: books, films and songs have been dedicated to the number. Part ...