Higher signs for Coxeter groups
Representation Theory
2019-08-13 v1 Algebraic Geometry
Group Theory
Abstract
We define and study cocycles on a Coxeter group in each degree generalizing the sign function. When the Coxeter group is a Weyl group, we explain how the degree three cocycle arises naturally from geometry representation theory.
Keywords
Cite
@article{arxiv.1908.03672,
title = {Higher signs for Coxeter groups},
author = {Zhiwei Yun},
journal= {arXiv preprint arXiv:1908.03672},
year = {2019}
}
Comments
13 pages