From mboxrd@z Thu Jan 1 00:00:00 1970 X-Msuck: nntp://news.gmane.io/gmane.science.mathematics.categories/303 Path: news.gmane.org!not-for-mail From: categories Newsgroups: gmane.science.mathematics.categories Subject: query Date: Sun, 9 Feb 1997 21:03:38 -0400 (AST) Message-ID: NNTP-Posting-Host: main.gmane.org Mime-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII X-Trace: ger.gmane.org 1241016880 25098 80.91.229.2 (29 Apr 2009 14:54:40 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Wed, 29 Apr 2009 14:54:40 +0000 (UTC) To: categories Original-X-From: cat-dist Sun Feb 9 21:04:33 1997 Original-Received: by mailserv.mta.ca; id AA30266; Sun, 9 Feb 1997 21:03:39 -0400 Original-Lines: 24 Xref: news.gmane.org gmane.science.mathematics.categories:303 Archived-At: Date: Sat, 8 Feb 1997 15:19:56 -0500 (EST) From: James Stasheff is there a name for a gadget with stict unit strict inverses but multiplcation not always defined and associativity holds when both a(bc) and (ab)c are defined BUT neither bracketing existing implies the other exists references? thanks .oooO Jim Stasheff jds@math.unc.edu (UNC) Math-UNC (919)-962-9607 \ ( Chapel Hill NC FAX:(919)-962-2568 \*) 27599-3250 http://www.math.unc.edu/Faculty/jds May 15 - August 15: 146 Woodland Dr Lansdale PA 19446 (215)822-6707