Timeline for Circulant $\lbrace -1,1 \rbrace $ matrices with eigenvalues seen in first row
Current License: CC BY-SA 2.5
6 events
| when toggle format | what | by | license | comment | |
|---|---|---|---|---|---|
| Jan 21, 2011 at 14:56 | comment | added | Luis H Gallardo | @Denis: Moreover, Carlitz's paper , sadly, says nothing about the eigenvectors. | |
| Jan 10, 2011 at 10:07 | comment | added | Luis H Gallardo | @Denis: Previous comment solve the problem ? | |
| Jan 10, 2011 at 10:00 | comment | added | Luis H Gallardo | @Denis: Thanks for nice idea. Your matrix $M$ is $\sqrt{n}$ times the conjugate transpose of the Fourier matrix $F$ that has order $4$. Carlitz obtained his characteristic polynomial. His eigenvalues are $1,-1,i,-i$ but I have not found how to track his eigenvectors. | |
| Jan 10, 2011 at 9:44 | history | edited | Denis Serre | CC BY-SA 2.5 |
deleted 67 characters in body
|
| Jan 10, 2011 at 8:42 | history | edited | Denis Serre | CC BY-SA 2.5 |
added 315 characters in body
|
| Jan 10, 2011 at 7:56 | history | answered | Denis Serre | CC BY-SA 2.5 |