Status of PEP's?
op73418 at mail.telepac.pt
Tue Mar 5 20:07:23 CET 2002
On Mon, 04 Mar 2002 19:59:03 -0800, David Eppstein
<eppstein at ics.uci.edu> wrote:
>In article <7xwuwrofhk.fsf at ruckus.brouhaha.com>,
> Paul Rubin <phr-n2002a at nightsong.com> wrote:
>> Usually the term "natural numbers" don't include zero.
>I think "usually" is an exaggeration. For instance, a better authority
>than Weisstein, Ebbinghaus et al's _Numbers_ (Springer Graduate Texts in
>Mathematics 123, 1991, p. 14) disagrees
As a practising/learning mathematician I always understood natural
numbers to include the 0.
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