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Notes on B -groups Full article

Journal Communications in Algebra
ISSN: 0092-7872 , E-ISSN: 1532-4125
Output data Year: 2025, Number: 53, Pages: 4398–4402 Pages count : 6 DOI: 10.1080/00927872.2025.2484425
Tags Permutation groups, Schur rings, Cayley graphs
Authors Ponomarenko Ilia 1 , Ryabov Grigory 2,3
Affiliations
1 St. Petersburg Department of V.A. Steklov Institute of Mathematics
2 School of Mathematics and Statistics, Hainan University
3 Novosibirsk State Technical University

Abstract: Following Wielandt, a finite group G is called a B-group (Burnside group) if every primitive group containing a regular subgroup isomorphic to G is doubly transitive. Using a method of Schur rings, Wielandt proved that every abelian group of composite order which has at least one cyclic Sylow subgroup is a B group. Since then, other infinite families of B-groups were found by the same method. A simple analysis of the proofs of these results shows that in all of them a stronger statement was proved for the group G under consideration: everyprimitiveSchurringoverGistrivial.AfinitegroupGpossessingthelatter property, we call BS-group (Burnside-Schurgroup). In the present note, we give infinitely many examples of B-groups which are not BS-groups.
Cite: Ponomarenko I. , Ryabov G.
Notes on B -groups
Communications in Algebra. 2025. N53. P.4398–4402. DOI: 10.1080/00927872.2025.2484425 WOS Scopus OpenAlex
Dates:
Submitted: Oct 30, 2024
Accepted: Mar 17, 2025
Published online: Apr 21, 2025
Identifiers:
Web of science: WOS:001471238300001
Scopus: 2-s2.0-105003228188
OpenAlex: W4409625239
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