English

Purity of equivalued affine Springer fibers

Representation Theory 2007-05-23 v1

Abstract

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) homology is "pure".

Keywords

Cite

@article{arxiv.math/0305141,
  title  = {Purity of equivalued affine Springer fibers},
  author = {Mark Goresky and Robert Kottwitz and Robert MacPherson},
  journal= {arXiv preprint arXiv:math/0305141},
  year   = {2007}
}