Two partitions of a flag manifold

Abstract

We point out similarities between two partitions of a flag manifold with pieces indexed by Weyl group elements. One partition is defined using the action of a Frobenius map, the other partition is defined using conjugation by a regular semisimple element.

10 pages. some minor corrections made

Cited by in corpus (1)

• Traces on Iwahori-Hecke algebras and counting rational points