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20142026
most citedSurface groups are flexibly stable

13 citations · 38 across the 32 of their papers we have counts for

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math.GR2026

Finite index rigidity of free-by-cyclic groups

Radhika Gupta, Nir Lazarovich

We show that a free-by-cyclic group with infinite order monodromy is finite index rigid, that is, any two isomorphic finite index subgroups have the same index.

math.GR2026

On intersections of locally quasiconvex subgroups

Nir Lazarovich, Zachary Munro

Let be locally quasiconvex, torsion-free subgroups of a hyperbolic group . We prove can be bounded in terms of and…

math.DS2026

Topology and dynamics of unimodular random hyperbolic manifolds

Ilya Gekhtman, Nir Lazarovich, Arie Levit +1

We investigate the relationship between the space of ends of a unimodular random hyperbolic manifold and the dynamics of its geodesic flow. We show that having two ends of infinite…

math.GR2026

Average Distortion of Commensurators of Hyperbolic Groups

Nir Lazarovich, Suraj Krishna M S, Mahan Mj

We prove that commensurators of a geometrically rigid residually finite hyperbolic group have bounded average distortion.

math.GR2026

Simple Lattices in Products of Davis Complexes

Michal Amir, Nir Lazarovich

Burger and Mozes (1997) constructed the first examples of simple uniform lattices in products of trees. In this paper, we construct simple uniform lattices in products of certain D…

math.GR2026

Ascending Chains in 3-Manifold and Relatively Hyperbolic Groups

Edgar A. Bering, Jakob Heikamp, Jack Kohav +2

We prove that any ascending chain of bounded rank subgroups in the fundamental group of a compact -manifold stabilizes. We use geometrization to reduce the proof to fundamental…

math.GT2026

Finiteness of Cannon--Thurston fibers

Indranil Bhattacharyya, Rakesh Halder, Nir Lazarovich +1

Let be a proper map between proper hyperbolic metric spaces. A Cannon--Thurston map is a continuous extension . We prove that in most known sett…