Higher l²-Betti numbers of universal quantum groups

2016/12/22 by Bichon, Julien, Kyed, David, Raum, Sven
#16T05 #20G42 #46L65 #FOS: Mathematics #Operator Algebras (math.OA)

paper · doi:10.48550/arxiv.1612.07706

Abstract

We calculate all ℓ²-Betti numbers of the universal discrete Kac quantum groups U_n⁺ as well as their full half-liberated counterparts U_n^*.

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