Search the web
Sign In
New User? Sign Up
univalg · List for use by the Universal Algebra co

Group Information

  • Members: 290
  • Category: Algebra
  • Founded: Jul 28, 1999
  • Language: English
? Already a member? Sign in to Yahoo!

Yahoo! Groups Tips

Did you know...
Real people. Real stories. See how Yahoo! Groups impacts members worldwide.

Best of Y! Groups

   Check them out and nominate your group.
Visit the Groups blog for the latest Yahoo! Groups information

Home

 

Activity within 7 days:

2 New Members - 6 New Messages - New Questions

Description

List for use by researchers and advanced students of Mathematics to share information and news about the field of Universal Algebra, including Lattice Theory. Subscription will require approval; prospective members should send an email inquiry to univalg-owner@yahoogroups.com with a brief description of their interest in the list.

Most Recent Messages

  (View All)
(Group by Topic)
Advanced
   Start Topic
New Number Theory Group
The 'numbertheory' Yahoo group was very well-maintained, had a membership of 1200 and the discussion was of a high level of sophistication. Unfortunately the
Posted - Wed Nov 25, 2009 4:44 pm
primorial3
Offline Offline
Send Email Send Email
Re: Commutator eqn. for modularity
It is hard to argue against Keith's observation that using meets and joins one can express modularity... But seriously, in the context of "Pseudogroupoids and
Posted - Mon Nov 23, 2009 6:52 pm
George Janelidze
george.janel...
Offline Offline
Send Email Send Email
Re: Commutator eqn. for modularity
... Peter- The language you are using in your equations for distributivity is some expansion of { +, ., [,] } (= lattice operations + commutator operation). If
Posted - Mon Nov 23, 2009 2:03 pm
Keith A. Kearnes
k_kearnes
Offline Offline
Send Email Send Email
Re: Commutator eqn. for modularity
Apologies to Peter and everyone who saw my previous message copied below: What I called "a negative remark" (about sets) is wrong as everyone familiar with
Posted - Mon Nov 23, 2009 11:56 am
George Janelidze
george.janel...
Offline Offline
Send Email Send Email
Re: Commutator eqn. for modularity
Dear Peter, Let me write R, S, and T (instead of your "\alpha", "\beta", "\delta") for three congruences on an algebra A in a variety V. I strongly believe
Posted - Mon Nov 23, 2009 10:50 am
George Janelidze
george.janel...
Offline Offline
Send Email Send Email
Add univalg to your personalized My Yahoo! page Add to My Yahoo! XML What's This?

Message History

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
2009 4 6 7 3 1 2 8 5 4 22
2008 3 2 5 2 34 16 3 25 1 1 8
2007 5 66 14 1 2 1 6 5 35 6 1
2006 1 5 3 2 4 5 6 3
2005 3 15 1 1 11 2 1 1
2004 11 10 1 9 2 1 1 13 28 4
2003 2 6 6 1 1 5 9 5 3
2002 1 16 8 1 2 3 18 4 2 1 1
2001 2 1 9 1 3 2 1 18
2000 5 4 2 2 3 5
1999 23 6 2 9
What is Yahoo! Answers?

Yahoo! Answers, a new Yahoo! community, is a question and answer exchange where the world gathers to share what they know...and make each other's day. People can ask questions on any topic, and help others out by answering their questions.

What is Yahoo! Answers?

Yahoo! Answers, a new Yahoo! community, is a question and answer exchange where the world gathers to share what they know...and make each other's day. People can ask questions on any topic, and help others out by answering their questions.

Questions in Science & Mathematics > Mathematics

  • Questions are currently unavailable.

Want to help answer other questions? Go to Yahoo! Answers

Group Email Addresses


Copyright © 2009 Yahoo! Inc. All rights reserved.
Privacy Policy - Terms of Service - Guidelines - Help