Small doubling in cyclic groups
Number Theory
2020-10-08 v1 Combinatorics
Group Theory
Abstract
We give a comprehensive description of the sets in finite cyclic groups such that ; namely, we show that any set with this property is densely contained in a (one-dimensional) coset progression. This improves earlier results of Deshouillers-Freiman and Balasubramanian-Pandey.
Cite
@article{arxiv.2010.03410,
title = {Small doubling in cyclic groups},
author = {Vsevolod F. Lev},
journal= {arXiv preprint arXiv:2010.03410},
year = {2020}
}