Compactification des vari\'et\'es de Deligne-Lusztig
Algebraic Geometry
2008-09-04 v2 Group Theory
Abstract
We construct explicitly the normalisation of the Bott-Samelson-Demazure-Hansen compactification of Deligne-Lusztig varieties in their covering : we retrieve a result by Deligne-Lusztig about the local monodromy around the divisors of the compactification.
Cite
@article{arxiv.0801.1556,
title = {Compactification des vari\'et\'es de Deligne-Lusztig},
author = {Cédric Bonnafé and Raphaël Rouquier},
journal= {arXiv preprint arXiv:0801.1556},
year = {2008}
}
Comments
14 pages. Minor corrections