1 citations · 1 across the 6 of their papers we have counts for
Showing 2022 · math.GRShow all
3 papers · 2 filters
math.GR2022★ 1 cited
Model geometries of finitely generated groups
Alex Margolis
We study model geometries of finitely generated groups. If a finitely generated group does not contain a non-trivial finite rank free abelian commensurated subgroup, we show any mo…
math.GR2022
Discretisable quasi-actions I: Topological completions and hyperbolicity
Alex Margolis
We define and develop the notion of a discretisable quasi-action. It is shown that a cobounded quasi-action on a proper non-elementary hyperbolic space not fixing a point of $\…
math.GR2022
Counting lattices in products of trees
Nir Lazarovich, Ivan Levcovitz, Alex Margolis
A BMW group of degree is a group that acts simply transitively on vertices of the product of two regular trees of degrees and . We show that the number of commensura…