On the depth r Bernstein projector

In this paper we prove an explicit formula for the Bernstein projector to representations of depth ≤ r. As a consequence, we show that the depth zero Bernstein projector is supported on topologically unipotent elements and it is equal to the restriction of the character of the Steinberg representati...

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Bibliographic Details
Main Authors: Bezrukavnikov, Roman, Kazhdan, David, Varshavsky, Yakov
Other Authors: Massachusetts Institute of Technology. Department of Mathematics
Format: Article
Language:English
Published: Springer International Publishing 2019
Online Access:http://hdl.handle.net/1721.1/120924
https://orcid.org/0000-0001-5902-8989