Locally free actions of groupoids and proper topological correspondences

Rohit Dilip Holkar

Let $(G,\alpha )$ and $(H,\beta )$ be locally compact Hausdorff groupoids with Haar systems, and let $(X,\lambda )$ be a topological correspondence from $(G,\alpha )$ to $(H,\beta )$ which induce the $C^{\ast }$-c…