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math.GR2020★ 5 cited
Helly groups
Jérémie Chalopin, Victor Chepoi, Anthony Genevois +2
Helly graphs are graphs in which every family of pairwise intersecting balls has a non-empty intersection. This is a classical and widely studied class of graphs. In this article w…
math.GR2009★ 2 cited
Dismantlability of weakly systolic complexes and applications
Victor Chepoi, Damian Osajda
The main goal of this paper is proving the fixed point theorem for finite groups acting on weakly systolic complexes. As corollaries we obtain results concerning classifying spaces…