2 papers
math.OA2024
Factoriality of groupoid von Neumann algebras
Tey Berendschot, Soham Chakraborty, Milan Donvil +1
We give a characterisation of factoriality of the groupoid von Neumann algebra associated to a discrete measured groupoid . We introduce the noti…
math.FA2024
The Choquet-Deny Property for Groupoids
Tey Berendschot, Soham Chakraborty, Milan Donvil +2
A countable discrete group is called Choquet-Deny if for any non-degenerate probability measure on the group, the corresponding space of bounded harmonic functions is trivial. Buil…