English

Notes on sum-free sets in abelian groups

Combinatorics 2026-05-27 v2 Group Theory Number Theory

Abstract

In this paper we highlight a few open problems concerning maximal sum-free sets in abelian groups. In addition, for most even order abelian groups GG we asymptotically determine the number of maximal distinct sum-free subsets in GG. Our proof makes use of the container method.

Keywords

Cite

@article{arxiv.2506.17401,
  title  = {Notes on sum-free sets in abelian groups},
  author = {Nathanaël Hassler and Andrew Treglown},
  journal= {arXiv preprint arXiv:2506.17401},
  year   = {2026}
}

Comments

18 pages, 2 figures. Author accepted manuscript, to appear in Integers

R2 v1 2026-07-01T03:27:20.480Z