W∗-Bundles and Continuous Families of Subfactors

55 mins 20 secs,  336.90 MB,  WebM  640x360,  29.97 fps,  44100 Hz,  831.28 kbits/sec
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Description: Evington, S (University of Glasgow)
Tuesday 24th January 2017 - 14:30 to 15:30
 
Created: 2017-02-08 15:31
Collection: Operator algebras: subfactors and their applications
Publisher: Isaac Newton Institute
Copyright: Evington, S
Language: eng (English)
Distribution: World     (downloadable)
Explicit content: No
Aspect Ratio: 16:9
Screencast: No
Bumper: UCS Default
Trailer: UCS Default
 
Abstract: W∗-bundles were first introduced by Ozawa, motivated by work on the Toms-Winter Conjecture and, more generally, the classification of C∗-algebras.

I will begin with a brief introduction to W∗∗-bundles, explaining how they combine the measure theoretic nature of tracial von Neumann algebras with the topological nature of C∗∗-algebras. I will then discuss the relationship between the triviality problem for W∗∗-bundles and the Toms-Winter Conjecture. Finally, I will present my work with Ulrich Pennig on locally trivial W∗∗-bundles and my ongoing work on expected subbundles of W∗∗-bundles inspired by subfactor theory.
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