From mboxrd@z Thu Jan 1 00:00:00 1970 X-Msuck: nntp://news.gmane.io/gmane.science.mathematics.categories/4466 Path: news.gmane.org!not-for-mail From: posina@salk.edu Newsgroups: gmane.science.mathematics.categories Subject: place-value notation Date: Sat, 02 Aug 2008 17:01:37 -0700 Message-ID: NNTP-Posting-Host: main.gmane.org Mime-Version: 1.0 Content-Type: text/plain;charset=ISO-8859-1;DelSp="Yes";format="flowed" Content-Transfer-Encoding: 7bit X-Trace: ger.gmane.org 1241019964 13434 80.91.229.2 (29 Apr 2009 15:46:04 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Wed, 29 Apr 2009 15:46:04 +0000 (UTC) To: categories@mta.ca Original-X-From: rrosebru@mta.ca Tue Aug 5 22:06:49 2008 -0300 Return-path: Envelope-to: categories-list@mta.ca Delivery-date: Tue, 05 Aug 2008 22:06:49 -0300 Original-Received: from Majordom by mailserv.mta.ca with local (Exim 4.61) (envelope-from ) id 1KQXU7-0001W3-45 for categories-list@mta.ca; Tue, 05 Aug 2008 22:06:39 -0300 Content-Disposition: inline Original-Sender: cat-dist@mta.ca Precedence: bulk X-Keywords: X-UID: 1 Original-Lines: 12 Xref: news.gmane.org gmane.science.mathematics.categories:4466 Archived-At: Hi, Category theoretic notions such as sum and colimit can be thought of as generalizations of the elementary arithmetic operation of adding numbers. Given that place-value notation is the syntax (in the sense of underlying structure or format) of addition, is there a category theoretic account of place-value notation? thank you, posina