15 July 2021 A vanishing Ext-branching theorem for (GLn+1(F),GLn(F))
Kei Yuen Chan, Gordan Savin
Author Affiliations +
Duke Math. J. 170(10): 2237-2261 (15 July 2021). DOI: 10.1215/00127094-2021-0028

Abstract

We prove a conjecture of Dipendra Prasad on Ext-branching from GLn+1(F) to GLn(F), where F is a p-adic field, and we give a projectivity criterion, resulting in some interesting consequences.

Citation

Download Citation

Kei Yuen Chan. Gordan Savin. "A vanishing Ext-branching theorem for (GLn+1(F),GLn(F))." Duke Math. J. 170 (10) 2237 - 2261, 15 July 2021. https://doi.org/10.1215/00127094-2021-0028

Information

Received: 20 June 2020; Revised: 15 November 2020; Published: 15 July 2021
First available in Project Euclid: 27 April 2021

MathSciNet: MR4291425
zbMATH: 1510.22015
Digital Object Identifier: 10.1215/00127094-2021-0028

Subjects:
Primary: 22E50

Keywords: branching problems , representations of general linear groups

Rights: Copyright © 2021 Duke University Press

Vol.170 • No. 10 • 15 July 2021
Back to Top