4:57 AM
1

I have been computing some characters by hand, but just can't seem to figure out how they relate to the standard "induced character" constructions I can find. Small example: For $G=S_4$ and the cyclic subgroup $H=\langle(1234)\rangle$, references indicate that the permutation character (well, ch...

5 hours later…
9:28 AM
8

I recently fixed a broken link to a PlanetMath page, by changing http://planetmath.org/encyclopedia/RotationalInvarianceOfCrossProduct.html to http://planetmath.org/RotationalInvarianceOfCrossProduct. Some links also have .html at the end, without /encyclopedia/ see e.g. http://planetmath.org/Ful...

It seems that tags with similar meaning on other metas are on Mathematics Meta and Stack Overflow Meta.
And there is a tag called on Super User Meta.

2 hours later…
11:09 AM
in Martin Sleziak's room, 1 min ago, by Calvin Khor
@MartinSleziak I found that earlier by searching in this room for which you put in this chat message. I thought it a natural tag to have on meta, and put it on the math.meta question hopefully this makes it harder to forget about