Timeline for Can a block matrix with at least 3 zero blocks of different size on the diagonal and 1's everywhere else have only integer eigenvalues?
Current License: CC BY-SA 3.0
3 events
| when toggle format | what | by | license | comment | |
|---|---|---|---|---|---|
| Dec 4, 2015 at 15:48 | comment | added | L S B. user255259 | I saw that paper but I could not get the idea. | |
| Dec 4, 2015 at 15:32 | history | edited | Wolfgang | CC BY-SA 3.0 |
added counterexample
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| Dec 4, 2015 at 14:51 | history | answered | Wolfgang | CC BY-SA 3.0 |