Timeline for Contraction elements in unital *-rings
Current License: CC BY-SA 4.0
6 events
| when toggle format | what | by | license | comment | |
|---|---|---|---|---|---|
| Jun 22, 2020 at 8:36 | review | First posts | |||
| Jun 22, 2020 at 11:27 | |||||
| Jun 20, 2020 at 14:23 | history | undeleted | john_m | ||
| Jun 19, 2020 at 16:19 | history | deleted | john_m | via Vote | |
| Jun 19, 2020 at 12:14 | comment | added | ABB | Note that, $A$ is not a Banach algebra. How do you define the spectrum? Why is it non-empty?! | |
| Jun 19, 2020 at 12:12 | vote | accept | ABB | ||
| Jun 19, 2020 at 12:12 | |||||
| Jun 19, 2020 at 11:16 | history | answered | john_m | CC BY-SA 4.0 |