From mboxrd@z Thu Jan 1 00:00:00 1970 X-Msuck: nntp://news.gmane.io/gmane.science.mathematics.categories/4658 Path: news.gmane.org!not-for-mail From: "Mike Stay" Newsgroups: gmane.science.mathematics.categories Subject: Re: Matrices Category Date: Tue, 14 Oct 2008 10:44:25 -0700 Message-ID: <7f854b310810141044x3c5045f6see7eb50a777e4ab2@mail.gmail.com> NNTP-Posting-Host: main.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit X-Trace: ger.gmane.org 1241020086 14252 80.91.229.2 (29 Apr 2009 15:48:06 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Wed, 29 Apr 2009 15:48:06 +0000 (UTC) To: categories@mta.ca Original-X-From: rrosebru@mta.ca Wed Oct 15 08:46:25 2008 -0300 Return-path: Envelope-to: categories-list@mta.ca Delivery-date: Wed, 15 Oct 2008 08:46:25 -0300 Original-Received: from Majordom by mailserv.mta.ca with local (Exim 4.61) (envelope-from ) id 1Kq4iy-000535-4m for categories-list@mta.ca; Wed, 15 Oct 2008 08:39:32 -0300 Content-Disposition: inline Original-Sender: cat-dist@mta.ca Precedence: bulk X-Keywords: X-UID: 15 Original-Lines: 13 Xref: news.gmane.org gmane.science.mathematics.categories:4658 Archived-At: On Tue, Oct 14, 2008 at 10:43 AM, Mike Stay wrote: > The product and coproduct are the same in Vect, namely the "direct > sum", while the tensor product is what makes Vect into a symmetric > monoidal closed category: > hom(A tensor B, C) = hom(A, B -o C) Sorry, that should read "is isomorphic to", not strict equality. -- Mike Stay - metaweta@gmail.com http://math.ucr.edu/~mike http://reperiendi.wordpress.com