67 citations · 76 across the 6 of their papers we have counts for
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math.OA2003
Excision and a Theorem of Popa
Nathanial P. Brown
We give an elementary C*-algebraic proof of a result of Sorin Popa which is of fundamental importance to Elliott's Classification Program.
math.OA2003★ 3 cited
Connes' Embedding Problem and Lance's WEP
Nathanial P. Brown
A II_1 factor embeds into the ultraproduct of the hyperfinite II_1 factor if and only if it satisfies the W*-analogue of Lance's weak expectation property. This note gives a self c…
math.OA2003★ 67 cited
Invariant means and finite representation theory of C*-algebras
Nathanial P. Brown
Various subsets of the tracial state space of a unital C*-algebra are studied. The largest of these subsets has a natural interpretation as the space of invariant means. II_1-facto…