Timeline for Unusual decomposition of 3x3 real symmetric matrices - is this possible?
Current License: CC BY-SA 3.0
5 events
| when toggle format | what | by | license | comment | |
|---|---|---|---|---|---|
| Aug 15, 2012 at 1:23 | vote | accept | Jeanne Clelland | ||
| Aug 14, 2012 at 23:16 | answer | added | Robert Bryant | timeline score: 12 | |
| Aug 14, 2012 at 23:15 | comment | added | Jeanne Clelland | I'm not sure - if I remember correctly, the argument works for SO(n) in part because inverse and transpose are the same thing, which isn't true for SO(2,1). I'll have to think about it some more. | |
| Aug 14, 2012 at 23:07 | comment | added | Igor Rivin | Doesn't same argument as for $SO(n)$ (that is, the argument that a symmetric matrix has an orthogonal basis of eigenvectors, to be found in every linear algebra text)? | |
| Aug 14, 2012 at 20:21 | history | asked | Jeanne Clelland | CC BY-SA 3.0 |