http://www.perlmonks.org?node_id=466506


in reply to Re: What are "the odds"?
in thread Fastest way to calculate hypergeometric distribution probabilities (i.e. BIG factorials)?

By the way, I consider that the definition of "odds of winning" on that Mathworld page is badly stated since that expression is exactly what almost every mathematician in the world would call "odds against winning." I have to think that whoever wrote it was just confused.
chas