Timeline for Compact non-nuclear operators
Current License: CC BY-SA 3.0
5 events
| when toggle format | what | by | license | comment | |
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| May 2, 2016 at 23:14 | comment | added | Bill Johnson | I don't know if Pisier's construction always gives a space on which there operators that are not scalar plus nuclear, but they can contain $\ell_1\oplus \ell_2$ isomorphically, and if follows from known results that on any space that contains $\ell_1\oplus \ell_2$ isomorphically there is an operator that has closed, infinite dimensional and infinite codimensional.range. | |
| May 1, 2016 at 16:29 | comment | added | Markus | Is the lack of compact, non-nuclear operators equivalent with the "scalar plus nuclear"? It seems to be a weaker requirement | |
| May 1, 2016 at 15:17 | vote | accept | Markus | ||
| May 1, 2016 at 15:17 | comment | added | Yemon Choi | Hah, I had a vague recollection that his 1983 example might answer the question, but I couldn't remember the details off the top of my head. | |
| May 1, 2016 at 15:16 | history | answered | Bill Johnson | CC BY-SA 3.0 |