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Journal of Algebraic Combinatorics

, Volume 47, Issue 2, pp 233–239 | Cite as

On the number of non-zero character values in generalized blocks of symmetric groups

  • Lucia Morotti
Article
  • 125 Downloads

Abstract

Given a generalized e-block B of a symmetric group and an e-regular conjugacy class C, we study the number of irreducible characters in B which do not vanish on C and find lower bounds for it.

Keywords

Symmetric groups Generalized blocks Characters 

Mathematics Subject Classification

20C30 

Notes

Acknowledgements

The author thanks Anton Evseev for the question which lead to starting this work and Christine Bessenrodt for help reviewing the paper.

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Copyright information

© Springer Science+Business Media, LLC 2017

Authors and Affiliations

  1. 1.Institut für Algebra, Zahlentheorie und Diskrete MathematikLeibniz Universität HannoverHannoverGermany

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