From mboxrd@z Thu Jan 1 00:00:00 1970 X-Msuck: nntp://news.gmane.io/gmane.science.mathematics.categories/9265 Path: news.gmane.org!.POSTED!not-for-mail From: RONALD BROWN Newsgroups: gmane.science.mathematics.categories,gmane.science.mathematics.algtop Subject: some new preprints/presentation Date: Sat, 15 Jul 2017 15:08:41 +0100 (BST) Message-ID: Reply-To: RONALD BROWN NNTP-Posting-Host: blaine.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Trace: blaine.gmane.org 1500145915 4986 195.159.176.226 (15 Jul 2017 19:11:55 GMT) X-Complaints-To: usenet@blaine.gmane.org NNTP-Posting-Date: Sat, 15 Jul 2017 19:11:55 +0000 (UTC) To: "categories@mta.ca" , algtop-l@lists.lehigh.edu Original-X-From: majordomo@mlist.mta.ca Sat Jul 15 21:11:51 2017 Return-path: Envelope-to: gsmc-categories@m.gmane.org Original-Received: from smtp2.mta.ca ([198.164.44.40]) by blaine.gmane.org with esmtp (Exim 4.84_2) (envelope-from ) id 1dWSTm-0000xO-2x for gsmc-categories@m.gmane.org; Sat, 15 Jul 2017 21:11:50 +0200 Original-Received: from mlist.mta.ca ([138.73.1.63]:52852) by smtp2.mta.ca with esmtp (Exim 4.80) (envelope-from ) id 1dWSUo-0001Gu-Li; Sat, 15 Jul 2017 16:12:54 -0300 Original-Received: from majordomo by mlist.mta.ca with local (Exim 4.71) (envelope-from ) id 1dWSTA-00063w-6j for categories-list@mlist.mta.ca; Sat, 15 Jul 2017 16:11:12 -0300 Precedence: bulk Xref: news.gmane.org gmane.science.mathematics.categories:9265 gmane.science.mathematics.algtop:1810 Archived-At: "Modelling and Computing Homotopy Types: I" (now published in Indagationes Math) 25 pages (Sections 1,2 of this paper outline a philosophy and methodology for using strict higher groupoids in algebraic topology) "Higher dimensional modelling and rewriting in algebraic topology" 7 pages "Homotopical Excision: (work to be done!)" (beamer presentation: 19 pages) (This last begins a new look at the excision theorem of the 1987 paper with Loday "Homotopical Excision and Hurewicz Theorems for n-cubes of spaces". ) These are available at http://groupoids.org.uk/brownpr.html Best wishes Ronnie [For admin and other information see: http://www.mta.ca/~cat-dist/ ]