Timeline for A unital algebra with norm and continuous multiplication is a Banach algebra
Current License: CC BY-SA 3.0
8 events
| when toggle format | what | by | license | comment | |
|---|---|---|---|---|---|
| Jun 17, 2016 at 6:03 | answer | added | Duchamp Gérard H. E. | timeline score: 3 | |
| Jun 14, 2016 at 4:04 | comment | added | Duchamp Gérard H. E. | @YemonChoi Of course, you're right. | |
| Jun 13, 2016 at 15:20 | comment | added | Yemon Choi | @DuchampGérardH.E. Can we not take the representation of $A$ on $A\oplus {\bf C}$ to get a faithful representation, and hence an equivalent norm that is submultiplicative? | |
| Jun 13, 2016 at 4:09 | comment | added | Duchamp Gérard H. E. | No, unit serves to ensure that the left (resp. right) regular rep. is faithful. If your Banach algebra has no zero divisor the statement works (with only one multiplication). | |
| Jun 13, 2016 at 1:06 | history | edited | Don John Prep | CC BY-SA 3.0 |
added 26 characters in body
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| Jun 13, 2016 at 1:05 | comment | added | Don John Prep | @DavidHandelman : Yes sir, please forgive my carelessness | |
| Jun 13, 2016 at 0:40 | comment | added | David Handelman | Do you mean, in which multiplication (right and left) is continuous? | |
| Jun 13, 2016 at 0:23 | history | asked | Don John Prep | CC BY-SA 3.0 |