Compactification des variétés de Deligne-Lusztig

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We construct explicitly the normalisation of the Bott-Samelson-Demazure-Hansen compactification of Deligne-Lusztig varieties $X(w)$ in their covering $Y(w)$: we retrieve a result by Deligne-Lusztig about the local monodromy around the divisors of the compactification.
14 pages. Minor corrections

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Algebraic Geometry, Group Theory

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http://salesiana.dossiersoluciones.com/handle/123456789/168250

Consulte el texto completo en el siguiente enlace:

https://arxiv.org/abs/0801.1556
 http://arxiv.org/abs/0801.1556

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arXiv