A note on right-angled Artin subgroups of one-relator groups
Group Theory
2026-04-21 v2
Abstract
We give a short proof of the following result due to Howie: if is a right-angled Artin group embedding into some one-relator group, then is a finite forest. The proof only uses elementary Bass--Serre theory and classical properties of one-relator groups.
Keywords
Cite
@article{arxiv.2603.29558,
title = {A note on right-angled Artin subgroups of one-relator groups},
author = {Carl-Fredrik Nyberg-Brodda},
journal= {arXiv preprint arXiv:2603.29558},
year = {2026}
}
Comments
Paper has been withdrawn due to a gap, pointed out by Ashot Minasyan, in the proof of the theorem