Timeline for center of a $C^*$-algebra
Current License: CC BY-SA 4.0
5 events
| when toggle format | what | by | license | comment | |
|---|---|---|---|---|---|
| Feb 20, 2019 at 2:31 | vote | accept | math112358 | ||
| Jan 12, 2019 at 19:27 | comment | added | David Handelman | @mathrookie Of course, I meant "for all nonzero $a \in B$"; I wish we could edit comments. | |
| Jan 12, 2019 at 19:16 | comment | added | David Handelman | Since $B$ is simple, $\tau (aa*) >0$ for all $a \in B$ (since the set of $a \in B$ st $\tau (aa*) = 0$ is an ideal of $B$), hence for $a \in A$. | |
| Jan 12, 2019 at 16:19 | history | edited | David Handelman | CC BY-SA 4.0 |
added 64 characters in body
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| Jan 12, 2019 at 16:14 | history | answered | David Handelman | CC BY-SA 4.0 |