The finite antichain property in Coxeter groups
Combinatorics
2007-05-23 v2 Group Theory
Abstract
We prove that the weak order on an infinite Coxeter group contains infinite antichains if and only if the group is not affine.
Cite
@article{arxiv.math/0512189,
title = {The finite antichain property in Coxeter groups},
author = {Axel Hultman},
journal= {arXiv preprint arXiv:math/0512189},
year = {2007}
}
Comments
7 pages; minor revisions, to appear in Ark Mat