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arxiv: math/0009058 · v1 · submitted 2000-09-06 · 🧮 math.OA

Characterizing Type I C*-algebras via Entropy

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keywords typealgebraalgebrasautomorphismcharacterizingcnt-entropyentropyevery
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Let A be a unital separable C*-algebra. We observe that A is type I if and only if the CNT-entropy of every inner automorphism of A is zero.

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