Singular supports for character sheaves on a group compactification.

DOI10.1007/S00039-007-0641-8zbMath1152.20042arXivmath/0511050OpenAlexW2594577442MaRDI QIDQ2427025

George Lusztig, Xuhua He

Publication date: 14 May 2008

Published in: Geometric and Functional Analysis. GAFA (Search for Journal in Brave)

Full work available at URL: https://arxiv.org/abs/math/0511050

zbMATH Keywords

character sheavesmoment mapsperverse sheaveswonderful compactificationsingular supportsLagrangian subvarieties

Mathematics Subject Classification ID

Linear algebraic groups over arbitrary fields (20G15) Representation theory for linear algebraic groups (20G05) Grassmannians, Schubert varieties, flag manifolds (14M15)

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