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2017 On defects of characters and decomposition numbers
Gunter Malle, Gabriel Navarro, Benjamin Sambale
Algebra Number Theory 11(6): 1357-1384 (2017). DOI: 10.2140/ant.2017.11.1357

Abstract

We propose upper bounds for the number of modular constituents of the restriction modulo p of a complex irreducible character of a finite group, and for its decomposition numbers, in certain cases.

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Gunter Malle. Gabriel Navarro. Benjamin Sambale. "On defects of characters and decomposition numbers." Algebra Number Theory 11 (6) 1357 - 1384, 2017. https://doi.org/10.2140/ant.2017.11.1357

Information

Received: 4 November 2016; Revised: 2 May 2017; Accepted: 5 June 2017; Published: 2017
First available in Project Euclid: 16 November 2017

zbMATH: 06763329
MathSciNet: MR3687100
Digital Object Identifier: 10.2140/ant.2017.11.1357

Subjects:
Primary: 20C20
Secondary: 20C33

Keywords: decomposition numbers , defect of characters , heights of characters

Rights: Copyright © 2017 Mathematical Sciences Publishers

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