English

On isotypies between Galois conjugate blocks

Representation Theory 2010-10-26 v1 Group Theory

Abstract

We show that between any pair of Galois conjugate blocks of finite group algebras, there exists an isotypy with all signs positive.

Keywords

Cite

@article{arxiv.1010.5115,
  title  = {On isotypies between Galois conjugate blocks},
  author = {Radha Kessar},
  journal= {arXiv preprint arXiv:1010.5115},
  year   = {2010}
}
R2 v1 2026-06-21T16:33:40.915Z