From mboxrd@z Thu Jan 1 00:00:00 1970 X-Msuck: nntp://news.gmane.io/gmane.science.mathematics.categories/6072 Path: news.gmane.org!not-for-mail From: Ronnie Brown Newsgroups: gmane.science.mathematics.categories Subject: additive 2-categories and related structures? Date: Sun, 29 Aug 2010 11:01:22 +0100 Message-ID: Reply-To: Ronnie Brown NNTP-Posting-Host: lo.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit X-Trace: dough.gmane.org 1283129575 31044 80.91.229.12 (30 Aug 2010 00:52:55 GMT) X-Complaints-To: usenet@dough.gmane.org NNTP-Posting-Date: Mon, 30 Aug 2010 00:52:55 +0000 (UTC) To: "categories@mta.ca" Original-X-From: majordomo@mlist.mta.ca Mon Aug 30 02:52:54 2010 Return-path: Envelope-to: gsmc-categories@m.gmane.org Original-Received: from smtpx.mta.ca ([138.73.1.138]) by lo.gmane.org with esmtp (Exim 4.69) (envelope-from ) id 1OpscH-00051c-KV for gsmc-categories@m.gmane.org; Mon, 30 Aug 2010 02:52:53 +0200 Original-Received: from mlist.mta.ca ([138.73.1.63]:47574) by smtpx.mta.ca with esmtp (Exim 4.71) (envelope-from ) id 1OpsbM-0003mV-V7; Sun, 29 Aug 2010 21:51:56 -0300 Original-Received: from majordomo by mlist.mta.ca with local (Exim 4.71) (envelope-from ) id 1OpsbJ-00016M-N4 for categories-list@mlist.mta.ca; Sun, 29 Aug 2010 21:51:53 -0300 Precedence: bulk Xref: news.gmane.org gmane.science.mathematics.categories:6072 Archived-At: I would be grateful for information on published or available work in this area. I am thinking of an additive category as a ring with several objects, as in Mitchell's well known paper. So in a sense am looking at 2-rings. Thanks in anticipation. Ronnie Brown [For admin and other information see: http://www.mta.ca/~cat-dist/ ]