12 citations · 38 across the 25 of their papers we have counts for
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math.GT2017★ 1 cited
Geometrically finite amalgamations of hyperbolic 3-manifold groups are not LERF
Hongbin Sun
We prove that, for any two finite volume hyperbolic -manifolds, the amalgamation of their fundamental groups along any nontrivial geometrically finite subgroup is not LERF. This…
math.GT2017
Volume of representations and mapping degree
Pierre Derbez, Yi Liu, Hongbin Sun +1
Given a connected real Lie group and a contractible homogeneous proper --space furnished with a --invariant volume form, a real valued volume can be assigned to any repre…