From mboxrd@z Thu Jan 1 00:00:00 1970 X-Msuck: nntp://news.gmane.io/gmane.science.mathematics.categories/4526 Path: news.gmane.org!not-for-mail From: "Fred E.J. Linton" Newsgroups: gmane.science.mathematics.categories Subject: Re: Resolution Date: Tue, 26 Aug 2008 21:11:30 -0400 Message-ID: NNTP-Posting-Host: main.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable X-Trace: ger.gmane.org 1241020005 13706 80.91.229.2 (29 Apr 2009 15:46:45 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Wed, 29 Apr 2009 15:46:45 +0000 (UTC) To: Original-X-From: rrosebru@mta.ca Wed Aug 27 16:42:48 2008 -0300 Return-path: Envelope-to: categories-list@mta.ca Delivery-date: Wed, 27 Aug 2008 16:42:48 -0300 Original-Received: from Majordom by mailserv.mta.ca with local (Exim 4.61) (envelope-from ) id 1KYQtA-00027z-J5 for categories-list@mta.ca; Wed, 27 Aug 2008 16:41:08 -0300 Original-Sender: cat-dist@mta.ca Precedence: bulk X-Keywords: X-UID: 62 Original-Lines: 60 Xref: news.gmane.org gmane.science.mathematics.categories:4526 Archived-At: Greetings Let's just hope none of this creates another situation like the one Sammy reported facing in a North African fish restaurant, where his menu offered, among other local delicacies, "Fried Pimp", the author evidently = having rendered the Arabic word for the fish in question, = actually a mackerel, first into French as "maquereau", = and thence into English as "pimp". = Rhymes with "shrimp" -- easier to type than "mackerel" -- so why not? Cheers, -- Fred ------ Original Message ------ Received: Mon, 25 Aug 2008 04:13:56 PM EDT From: Michael Barr To: Categories list Subject: categories: Resolution > Thanks to Jonathan Chiche and Johannes Huebschman for the answer to my > question. First off, according to the online Encyclopedia of Mathemati= cs, > relatively compact means having compact closure (I had called that > conditionally compact; neither term is very evocative). > = > Now to denombrable a l'infini, first Johannes wrote that it meant that = the > one point compactification had a countable basis at the point at infini= ty. > Then Jonathan pointed to a '57 paper of M. Zisman that actually defined= it > to mean \sigma-compact. In the context of locally compact spaces, the = two > definitions are easily seen to be equivalent! Since \sigma-compact see= ms > to be widely used, I will go with that. > = > And now let us break off this thread. > = > Michael > = > = > =