DOI: 10.1073/pnas.2615658123 ISSN: 0027-8424

Unitary representations and von Neumann’s continuous geometries

Friedrich Martin Schneider, Andreas Thom

We prove that the unit group of a nondiscrete irreducible, continuous ring, in the sense of John von Neumann, does not admit any nontrivial unitary representation continuous with respect to the strong operator topology.

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