81 citations · 182 across the 25 of their papers we have counts for
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math.GR2009
Reduced 1-cohomology and relative property (T)
Talia Fernós, Alain Valette
Shalom characterized property (T) in terms of the vanishing of all reduced first cohomology. We characterize group pairs having the property that the restriction map on all first r…
math.GR2009★ 7 cited
Proper actions of wreath products and generalizations
Yves Cornulier, Yves Stalder, Alain Valette
We study stability properties of the Haagerup property and of coarse embeddability in a Hilbert space, under certain semidirect products. In particular, we prove that they are stab…