Factor Congruences in Semilattices
Logic
2010-11-11 v2
Abstract
We characterize factor congruences in semilattices by using generalized notions of order ideal and of direct sum of ideals. When the semilattice has a minimum (maximum) element, these generalized ideals turn into ordinary (dual) ideals.
Keywords
Cite
@article{arxiv.0809.3822,
title = {Factor Congruences in Semilattices},
author = {Pedro Sánchez Terraf},
journal= {arXiv preprint arXiv:0809.3822},
year = {2010}
}
Comments
10 pages and 6 figures; extended introduction