Relative solidity results and their applications to computations of some II${}_1$ factor invariants

Juan Felipe Ariza Mejia, Dulanji Nikethani Amaraweera, Ionut Chifan +1

In this paper we prove that whenever $G$ is hyperbolic relative to a family of exact, ressidually finite subgroups $\{H_1,\dots ,H_n\}$, the corresponding von Neumann algebra $\m…