English

Bounded cohomology, cross ratios and cocycles

Group Theory 2007-05-23 v1 Geometric Topology

Abstract

We use cross ratios to describe second real continuous bounded cohomology for locally compact topological groups. We also derive a rigidity result for cocycles with values in the isometry group of a proper hyperbolic geodesic metric space.

Keywords

Cite

@article{arxiv.math/0508532,
  title  = {Bounded cohomology, cross ratios and cocycles},
  author = {Ursula Hamenstaedt},
  journal= {arXiv preprint arXiv:math/0508532},
  year   = {2007}
}

Comments

18 pages

R2 v1 2026-07-22T17:23:44.210Z