Date: Jan 6, 2012 3:43 AM
Author: Lido
Subject: Re: RE: Is this identity true, false, or obvious and easy to prove?

Thanks to both of you. A little algebra cleared it up for me.

n! - (n - 1)! = (n - 1)(n - 1)!

n! = (n - 1)(n - 1)! + (n - 1)!

n! = n(n - 1)!

Which is the definition of factorial pretty much.