On the commutator subgroup of a right-angled Artin group
arXiv:1702.00446 · doi:10.1016/j.jalgebra.2018.11.022
Abstract
We use polyhedral product models to analyse the structure of the commutator subgroup of a right-angled Artin group. In particular, we provide a minimal set of generators for the commutator subgroup, consisting of special iterated commutators of canonical generators.
12 pages. The last section expanded in v.2