| Subject: | Re: Four Properties of the Euler Phi Function |
|---|---|
| From: | Johann Wiesenbauer |
| Date: | Sat, 30 Jul 2005 09:22:37 EDT |
| Newsgroups: | sci.math |
> It's multiplicative only for coprime integers. > phi(nm) = phi(n) phi(m) only when n,m are coprime. > Actually, the meaning of "multiplicative" functions is restricted to coprime arguments, otherwise one uses the term "strongly multiplicative". Johann |
| <Prev in Thread] | Current Thread | [Next in Thread> |
|---|---|---|
| ||
| Previous by Date: | Re: Square roots, bischar |
|---|---|
| Next by Date: | Re: Comment on math/0507611, David C . Ullrich |
| Previous by Thread: | Re: Four Properties of the Euler Phi Function, William Elliot |
| Next by Thread: | Re: Comment on math/0507611, Eldes |
| Indexes: | [Date] [Thread] [Top] [All Lists] |