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Showing 2003 · math.RTShow all
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math.RT2003
A remark on cuspidal local systems
Victor Ostrik
In this note we show that all reductive groups are clean in odd characteristic. In characteristic 2 there are two cuspidal local systems (one for and one for ) which can…
math.RT2003★ 3 cited
Purity of equivalued affine Springer fibers
Mark Goresky, Robert Kottwitz, Robert MacPherson
The affine Springer fiber corresponding to a regular integral equivalued semisimple element admits a paving by vector bundles over Hessenberg varieties and hence its (Borel-Moore)…