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Parabolic character sheaves, I

2003/02/12 by G. Lusztig, Lusztig, G.
Mathematics · #Advanced Algebra and Geometry #Algebraic Geometry and Number Theory #Algebraic structures and combinatorial models #math.RT

paper · pdf · doi:10.48550/arxiv.math/0302151

29 pages

arxiv created 2003/02/12 · arxiv updated 2009/11/30

Abstract

We study a class of perverse sheaves on the variety of pairs (P,gUP) where P runs through a conjugacy class of parabolics in a connected reductive group G and gUP runs through G/UP. This is a generalization of the theory of character sheaves.

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