Timeline for Which C*-algebras are complemented in their bidual?
Current License: CC BY-SA 3.0
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| Nov 26, 2016 at 18:25 | comment | added | Hannes Thiel | I see, that is a much more direct and more general argument. Very nice! | |
| Nov 26, 2016 at 17:33 | comment | added | Tomasz Kania | That separable, infinite-dimensional C*-algebras are never complemented in their biduals (with any constant) follows also from an earlier result of Pfitzner that von Neumann algebras are Grothendieck spaces. | |
| Nov 26, 2016 at 15:16 | history | answered | Hannes Thiel | CC BY-SA 3.0 |