English

Strong Gelfand Pairs of SL(2,p)

Group Theory 2021-08-24 v1 Representation Theory

Abstract

A strong Gelfand pair (G,H) is a group G together with a subgroup H such that every irreducible character of H induces a multiplicity-free character of G. We classify the strong Gelfand pairs of the special linear groups SL(2, p) where p is a prime.

Keywords

Cite

@article{arxiv.2108.10281,
  title  = {Strong Gelfand Pairs of SL(2,p)},
  author = {Andrea Barton and Stephen P. Humphries},
  journal= {arXiv preprint arXiv:2108.10281},
  year   = {2021}
}

Comments

Preprint of an article submitted for consideration in Journal of Algebra and Its Applications \c{opyright} 2021 [copyright World Scientific Publishing Company] https://www.worldscientific.com/worldscinet/jaa