Generalized affine Springer fibers

2010/03/10 by Robert Kottwitz, Kottwitz, Robert, Eva Viehmann +1
Mathematics · #22E67 #Advanced Algebra and Geometry #Advanced Combinatorial Mathematics #Advanced Mathematical Identities #FOS: Mathematics #Primary 11F85 #Representation Theory (math.RT) #Secondary 20G25

paper · pdf · doi:10.48550/arxiv.1003.2135

openalex publication_date 2010/03/10 · openalex created_date 2025/10/10 · openalex updated_date 2026/07/28

Abstract

This paper studies two new kinds of affine Springer fibers that are adapted to the root valuation strata of Goresky-Kottwitz-MacPherson. In addition it develops various linear versions of Katz's Hodge-Newton decomposition.

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