From mboxrd@z Thu Jan 1 00:00:00 1970 X-Msuck: nntp://news.gmane.io/gmane.science.mathematics.categories/4210 Path: news.gmane.org!not-for-mail From: PETER EASTHOPE Newsgroups: gmane.science.mathematics.categories Subject: A small cartesian closed concrete category Date: Thu, 14 Feb 2008 15:06:49 -0500 Message-ID: NNTP-Posting-Host: main.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit X-Trace: ger.gmane.org 1241019795 12225 80.91.229.2 (29 Apr 2009 15:43:15 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Wed, 29 Apr 2009 15:43:15 +0000 (UTC) To: categories@mta.ca Original-X-From: rrosebru@mta.ca Thu Feb 14 22:59:36 2008 -0400 Return-path: Envelope-to: categories-list@mta.ca Delivery-date: Thu, 14 Feb 2008 22:59:36 -0400 Original-Received: from Majordom by mailserv.mta.ca with local (Exim 4.61) (envelope-from ) id 1JPqc4-0001pE-Rb for categories-list@mta.ca; Thu, 14 Feb 2008 22:47:44 -0400 Content-language: en Content-disposition: inline Original-Sender: cat-dist@mta.ca Precedence: bulk X-Keywords: X-UID: 32 Original-Lines: 13 Xref: news.gmane.org gmane.science.mathematics.categories:4210 Archived-At: Is there a cartesian closed concrete category which is small enough to write out explicitly? It would be helpful in learning about map objects, exponentiation, distributivity and etc. Can such a category be made with binary numbers for instance? Thanks, ... Peter E. http://carnot.yi.org/