From mboxrd@z Thu Jan 1 00:00:00 1970 X-Msuck: nntp://news.gmane.io/gmane.science.mathematics.categories/5067 Path: news.gmane.org!not-for-mail From: "Fred E.J. Linton" Newsgroups: gmane.science.mathematics.categories Subject: Re: Sheaf toposes and chain-complete posets Date: Tue, 28 Jul 2009 00:06:21 -0400 Message-ID: Reply-To: "Fred E.J. Linton" NNTP-Posting-Host: lo.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable X-Trace: ger.gmane.org 1248803721 4831 80.91.229.12 (28 Jul 2009 17:55:21 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Tue, 28 Jul 2009 17:55:21 +0000 (UTC) To: Original-X-From: categories@mta.ca Tue Jul 28 19:55:10 2009 Return-path: Envelope-to: gsmc-categories@m.gmane.org Original-Received: from mailserv.mta.ca ([138.73.1.1]) by lo.gmane.org with esmtp (Exim 4.50) id 1MVqtI-0005yJ-D7 for gsmc-categories@m.gmane.org; Tue, 28 Jul 2009 19:55:08 +0200 Original-Received: from Majordom by mailserv.mta.ca with local (Exim 4.61) (envelope-from ) id 1MVq9I-0000dJ-EI for categories-list@mta.ca; Tue, 28 Jul 2009 14:07:36 -0300 Original-Sender: categories@mta.ca Precedence: bulk Xref: news.gmane.org gmane.science.mathematics.categories:5067 Archived-At: On Mon, 27 Jul 2009 05:05:59 PM EDT, Andrej Bauer asked: > So what does a chain-complete poset which isn't complete look like? Take the product of any nonempty discrete poset X with the ordinal 2. Give Xx2 the "product order" ((x, a)