List questions from symmetric-groups

Published on 10 Jun 2012 - 5:49

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Normal subgroups of $S_4$

Published on 13 Jun 2012 - 16:53

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$|G|=12$ and it is isomorphic to $A_4$?

Published on 14 Jun 2012 - 16:53

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Identifying $k[x_1,x_2,y_1,y_2]^{\epsilon}$ with $k[x,y]\wedge k[x,y]$

Published on 26 Mar 2026 - 21:10

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Bruhat order and RSK

Published on 27 Jun 2012 - 17:53

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Normal subgroups of infinite symmetric group

Published on 04 Jul 2012 - 0:56

264

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Law of large numbers for Plancherel random Young diagrams

Published on 06 Jul 2012 - 18:10

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normalizer of a p-Sylow on $S_p$

Published on 08 Jul 2012 - 21:53

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Order of a set $X$ acted upon transitively by the Symmetric Group

Published on 11 Aug 2012 - 9:28

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$P\in \operatorname{Syl}_p(S_n)$ implies that $P\in \operatorname{Syl}_p(A_n)$ and $|N_{A_n}(P)|=\frac{1}{2}|N_{S_n}(P)|$

Published on 20 Aug 2012 - 15:36

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Outer Automorphisms of $S_n$

Published on 16 Sep 2012 - 19:40

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Is there a proper subgroup of any symmetric group that contains both odd and even permutations and is non-solvable?

Published on 16 Oct 2012 - 13:16

166

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Representation of the double cover of $A_5$

Published on 19 Oct 2012 - 20:23

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What does an outer automorphism look like?

Published on 20 Oct 2012 - 20:27

298

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Constructing a graph based on numbers of vertices, incident edges, and incident triangles

Published on 21 Oct 2012 - 16:36

List Question

Describe the structure of the Sylow $2$-subgroups of the symmetric group of degree $22$

Normal subgroups of $S_4$

$|G|=12$ and it is isomorphic to $A_4$?

Identifying $k[x_1,x_2,y_1,y_2]^{\epsilon}$ with $k[x,y]\wedge k[x,y]$

Bruhat order and RSK

Normal subgroups of infinite symmetric group

Law of large numbers for Plancherel random Young diagrams

normalizer of a p-Sylow on $S_p$

Order of a set $X$ acted upon transitively by the Symmetric Group

$P\in \operatorname{Syl}_p(S_n)$ implies that $P\in \operatorname{Syl}_p(A_n)$ and $|N_{A_n}(P)|=\frac{1}{2}|N_{S_n}(P)|$

Outer Automorphisms of $S_n$

Is there a proper subgroup of any symmetric group that contains both odd and even permutations and is non-solvable?

Representation of the double cover of $A_5$

What does an outer automorphism look like?

Constructing a graph based on numbers of vertices, incident edges, and incident triangles

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