Timeline for Character tables and simple groups.
Current License: CC BY-SA 2.5
6 events
| when toggle format | what | by | license | comment | |
|---|---|---|---|---|---|
| Mar 5, 2011 at 12:48 | answer | added | Frieder Ladisch | timeline score: 15 | |
| Mar 5, 2011 at 11:53 | comment | added | Frieder Ladisch | You can also reconstruct the sizes of conjugacy classes, since the sum of squares of absolute values of a column of the character table gives the centralizer size of the corresponding group element. | |
| Mar 4, 2011 at 18:02 | answer | added | Neil Strickland | timeline score: 9 | |
| Mar 4, 2011 at 18:00 | comment | added | S. Carnahan♦ | If you look at the characters of identity, you can reconstruct the order of the group by summing squares. Then you just have to check the following order coincidences: $A_3(2)$ vs. $A_2(4)$, and $B_n(q)$ vs. $C_n(q)$. | |
| Mar 4, 2011 at 17:54 | answer | added | Jim Humphreys | timeline score: 2 | |
| Mar 4, 2011 at 17:26 | history | asked | sam | CC BY-SA 2.5 |