Dense Subgroups of Prescribed Density
Group Theory
2025-07-28 v2
Abstract
Let be an infinite compact group. We prove that for every cardinal between the density and the weight of , there exists a dense subgroup of of density .
Cite
@article{arxiv.2507.13031,
title = {Dense Subgroups of Prescribed Density},
author = {Dekui Peng},
journal= {arXiv preprint arXiv:2507.13031},
year = {2025}
}