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20052025
most citedOperator-algebraic superrigidity for

47 citations · 76 across the 21 of their papers we have counts for

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math.GR2016★ 1 cited

Harmonic cocycles, von Neumann algebras, and irreducible affine isometric actions

Bachir Bekka

Let be a compactly generated locally compact group and a unitary representation of The -cocycles with coefficients in which are harmonic (with res…

math.GR2016★ 4 cited

Spectral rigidity of group actions on homogeneous spaces

Bachir Bekka

Actions of a locally compact group G on a measure space X give rise to unitary representations of G on Hilbert spaces. We review results on the rigidity of these actions from the s…