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Results tagged with oa.operator-algebras
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user 18965
Algebras of operators on Hilbert space, $C^*-$algebras, von Neumann algebras, non-commutative geometry
5
votes
1
answer
497
views
A question about automorphisms of $II_1$ factors
When one studies automorphisms of $II_1$ factors, one usually looks at the point norm topology - It is a well known result of Effros that if a $II_1$ factor $\mathcal{M}$ does not have property $\Gamm …
- 184
7
votes
2
answers
581
views
Conditional expectations onto masas in type III factors
There is always a (unique)normal condition expectation onto a masa in a type II_1 factor. When does a masa in a type III factor admit a normal conditional expectation? (If we drop normality, condition …
- 184