Francis Connolly and Margaret Doig
Abstract: In this article we prove a special case of a conjecture of A. Abrams and R. Ghrist about fundamental groups of certain aspherical spaces. Specifically, we show that the n-point braid group of a linear tree is a right-angled Artin group for each n.
Journal: Geometriae Dedicata, October 2014, Volume 172, Issue 1, pp 179-190
DOI: 10.1007/s10711-013-9914-6