Re: EulerPhi[1]
- To: mathgroup at smc.vnet.net
- Subject: [mg9884] Re: [mg9858] EulerPhi[1]
- From: Olivier Gerard <jacquesg at pratique.fr>
- Date: Sun, 30 Nov 1997 00:39:33 -0500
- Sender: owner-wri-mathgroup at wolfram.com
At 07:10 +0200 97.11.29, Frank Seaton Taylor wrote: > > My number theory text (Ireland and Rosen) defines it to EulerPhi[1] to > be 1. This is consistent with the idea that EulerPhi[n] should be the > number of primitive nth roots of unity. > While 0 is consistent with the older elementary definition of count of numbers strictly inferior to n and prime with n. Olivier