From mboxrd@z Thu Jan 1 00:00:00 1970 X-Msuck: nntp://news.gmane.io/gmane.science.mathematics.categories/3212 Path: news.gmane.org!not-for-mail From: Colin McLarty Newsgroups: gmane.science.mathematics.categories Subject: Re: cracks and pots and Mac Lane Date: Sat, 01 Apr 2006 20:42:32 -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 1241019159 7717 80.91.229.2 (29 Apr 2009 15:32:39 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Wed, 29 Apr 2009 15:32:39 +0000 (UTC) To: categories@mta.ca Original-X-From: rrosebru@mta.ca Sun Apr 2 20:44:38 2006 -0300 Return-path: Envelope-to: categories-list@mta.ca Delivery-date: Sun, 02 Apr 2006 20:44:38 -0300 Original-Received: from Majordom by mailserv.mta.ca with local (Exim 4.52) id 1FQCBM-0003fX-SM for categories-list@mta.ca; Sun, 02 Apr 2006 20:40:32 -0300 Content-Language: en X-Accept-Language: en Content-Disposition: inline Original-Sender: cat-dist@mta.ca Precedence: bulk X-Keywords: X-UID: 8 Original-Lines: 22 Xref: news.gmane.org gmane.science.mathematics.categories:3212 Archived-At: I am not sure I understand this. Jim, do you mean to say that these people are using some mathematical statments that are not proved? The article seems to me to say the opposite: They are using numerical calculations, which I suppose can be routinely verified as such, but with novel applications in biology. Colin ----- Original Message ----- From: jim stasheff > Eduardo quotes Mac Lane as saying > (paraphrased) If it hasn't been proved, it isn't mathematics > > Much as I admire Mac Lane and owe much to him, > that's rather at odds with what most of us do > even those who insist on getting a proof ultimately. > > case in point: > > http://www.oxfordtoday.ox.ac.uk/2005-06/v18n2/04.shtml