Timeline for Maximal ideal space of $\ell^\infty(A)$, $A$ a commutative unital Banach algbera
Current License: CC BY-SA 4.0
6 events
| when toggle format | what | by | license | comment | |
|---|---|---|---|---|---|
| Jun 11, 2020 at 8:22 | comment | added | Alok | Many thanks for this! | |
| Jun 9, 2020 at 14:54 | comment | added | Nik Weaver | The maximal ideals of $l^\infty$ correspond to ultrafilters on $\mathbb{N}$. The algebra $l^\infty(l^\infty)$ is isomorphic to $l^\infty(\mathbb{N}^2)$. Is every ultrafilter on $\mathbb{N}^2$ a product of two ultrafilters on $\mathbb{N}$? | |
| Jun 9, 2020 at 14:01 | comment | added | Alok | Does this show that it is strictly bigger? Can't see it yet... could you give an outline please? | |
| Jun 9, 2020 at 13:47 | comment | added | Matthew Daws | What happens if $A=\ell^\infty$? | |
| Jun 9, 2020 at 12:25 | review | First posts | |||
| Jun 9, 2020 at 12:51 | |||||
| Jun 9, 2020 at 12:20 | history | asked | Alok | CC BY-SA 4.0 |