A descriptive view of unitary group representations

  • Simon Thomas

    Rutgers University, Piscataway, United States


In this paper, we will study the relative complexity of the unitary duals of countable groups. In particular, we will explain that if GG and HH are countable amenable non-type I groups, then the unitary duals of GG and HH are Borel isomorphic.

Cite this article

Simon Thomas, A descriptive view of unitary group representations. J. Eur. Math. Soc. 17 (2015), no. 7, pp. 1761–1787

DOI 10.4171/JEMS/544