Singular loci of Bruhat-Hibi toric varieties
Algebraic Geometry
2008-09-25 v2
Abstract
For the toric variety X associated to the Bruhat poset of Schubert varieties in a minuscule G/P, we describe the singular locus in terms of the faces of the associated polyhedral cone. We further show that the singular locus is pure of codimension 3 in X.
Cite
@article{arxiv.0707.2392,
title = {Singular loci of Bruhat-Hibi toric varieties},
author = {Justin A. Brown and V. Lakshmibai},
journal= {arXiv preprint arXiv:0707.2392},
year = {2008}
}
Comments
24 pages