Timeline for Does $SU(N)$ have pseudo-real representation?
Current License: CC BY-SA 4.0
4 events
| when toggle format | what | by | license | comment | |
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| Feb 24, 2019 at 17:40 | comment | added | Dima Pasechnik | I corrected myself, sorry... | |
| Feb 24, 2019 at 17:39 | history | edited | Dima Pasechnik | CC BY-SA 4.0 |
added 220 characters in body; Post Made Community Wiki
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| Feb 24, 2019 at 10:09 | comment | added | YCor | Indeed this says that these are precisely quaternionic representation; in particular an example is given by the standard 2-dimensional representation of $SU(2)$ (I took time figuring out that the matrix $C=\begin{pmatrix}0 & -1 \\ 1 & 0\end{pmatrix}$ does the job. But this does say whether each fixed $SU(N)$, $N\ge 3$, admits at least one quaternionic representation? | |
| Feb 24, 2019 at 8:41 | history | answered | Dima Pasechnik | CC BY-SA 4.0 |