God Plays Dice

While reading a paper (citation omitted to protect the "guilty"), I came across a reference to an " n -dimensional tetrahedro...

Prime Numbers for June 29 to July 5, from today's New York Times. (I don't know if this is a weekly thing; it could be but I don...

From bit-player (Brian Hayes): Until NEXPTIME , on the proliferation of complexity classes. Have you ever tried to explain to your grandmot...

You know that trick where you invent some number ε such that ε 2 = 0 and use it to, basically, take derivatives? For example, (x+ε) 2 = x ...

I saw an expression involving a nested radical, namely . (Write φ = (1 + φ) 1/2 and solve for φ.) The Wikipedia article on nested radicals...

In two-dimensional Cartesian geometry, it's conventional to refer to the area where x and y are both positive as the "first quadran...