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  • A Følner invariant for type...
    Bannon, Jon P.; Ravichandran, Mohan

    Expositiones mathematicae, 05/2007, Volume: 25, Issue: 2
    Journal Article

    In this article, we introduce an isomorphism invariant for type II 1 factors using the Connes–Følner condition. We compute bounds of this number for free group factors.