On separable Schur rings over abelian groups
Group Theory
2021-11-04 v4 Combinatorics
Abstract
A finite group is said to be weakly separable if every algebraic isomorphism between two -rings over this group is induced by a combinatorial isomorphism. In the paper we prove that every abelian weakly separable group belongs to one of several explicitly given families only.
Cite
@article{arxiv.1903.00409,
title = {On separable Schur rings over abelian groups},
author = {Grigory Ryabov},
journal= {arXiv preprint arXiv:1903.00409},
year = {2021}
}
Comments
arXiv admin note: text overlap with arXiv:1812.11313