A Matsumoto-Mostow result for Zimmer's cocycles of hyperbolic lattices

Marco Moraschini, Alessio Savini

As for the theory of maximal representations, we introduce the volume of a Zimmer's cocycle $Γ\times X \rightarrow \mbox{PO}^\circ(n, 1)$, where $\Gamma$ is a torsion-free (non-)uniform…