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math.OA2016
Cocycle conjugacy classes of binary shifts
Geoffrey L. Price
We show that every binary shift on the hyperfinite factor is cocycle conjugate to at least countably many non-conjugate binary shifts. This holds in particular for binar…
math.OA2006★ 2 cited
Extremal marginal tracial states in coupled systems
Geoffrey L. Price, Shoichuro Sakai
Let Γbe the convex set consisting of all marginal tracial states on the tensor product B \otimes B of the algebra B of nxn matrices over the complex numbers. We find necessary and…