Hochschild Cohomology of II1 Factors with Cartan Masas
Jan Cameron
math.OAarXiv:math/0701147
Abstract
In this paper we prove that for a type II1 factor N with a Cartan maximal abelian subalgebra (masa), the Hochschild cohomology groups Hn(N,N)=0, for all n ≥ 1. This generalizes the result of Sinclair and Smith, who proved this for all N having separable predual.
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