Von Neumann equivalence and group exactness

We will show that group exactness is a von Neumann equivalence invariant. This result generalizes the previously known fact stating that group exactness is stable under measure equivalence and W*-equivalence.(c) 2022 Elsevier Inc. All rights reserved.

Automated summary

This article demonstrates that group exactness is a von Neumann equivalence invariant, extending the previous knowledge that group exactness is stable under measure equivalence and W*-equivalence.