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math.OA2012★ 2 cited
A Modified Similarity Degree for C*-algebras
Don Hadwin, Junhao Shen
We define variants of Pisier's similarity degree for unital C*-algebras and use direct integral theory to obtain new results. We prove that if every II factor representation…
math.OA2012
Approximate Double Commutants and Distance Formulas
Don Hadwin, Junhao Shen
We extend work of the first author concering relative double commutants and approximate double commutants of unital subalgebras of unital C*-algebras, including metric versions inv…