List questions from group-actions

Published on 20 Apr 2014 - 1:43

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If G acts on X, show that there must be a fixed point for this action. Please help.

Published on 20 Apr 2014 - 17:42

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QUESTION about a regular dodecahedron

Published on 25 Mar 2026 - 8:05

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show that there is some element x∈X whose stabilizer Gx is all of G where G is a group of order p^k, where p is prime and k is a positive integer

Published on 26 Mar 2026 - 11:01

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Group action problem.

Published on 24 Apr 2014 - 22:32

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verifying the sizes of a group acting on a set

Published on 25 Apr 2014 - 6:54

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How many orbits are there in the group action $A\colon 3\mathbb{Z} \to\mathbb{Z}_{6}$ with action given by $(3n,m)=(3n+m)\bmod6$.

Published on 25 Apr 2014 - 13:03

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Why it is a group action?

Published on 30 Apr 2014 - 21:39

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Representation theory& module

Published on 02 May 2014 - 3:18

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Prove this wreath product is a group [Homework]

Published on 23 Mar 2026 - 9:08

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Is $g(x) = gxg$ a group action?

Published on 06 May 2014 - 13:03

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transitively action of stabilizer of G

Published on 07 May 2014 - 14:16

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Intersection of stabilisers

Published on 12 May 2014 - 1:07

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Topologies of flag manifolds

Published on 14 May 2014 - 21:26

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How can I use Clebsch-Gordan coefficients to decompose this group representation?

Published on 16 May 2014 - 16:57

List Question

If two groups act on a set in the same way then are the two groups related?

If G acts on X, show that there must be a fixed point for this action. Please help.

QUESTION about a regular dodecahedron

show that there is some element x∈X whose stabilizer Gx is all of G where G is a group of order p^k, where p is prime and k is a positive integer

Group action problem.

verifying the sizes of a group acting on a set

How many orbits are there in the group action $A\colon 3\mathbb{Z} \to\mathbb{Z}_{6}$ with action given by $(3n,m)=(3n+m)\bmod6$.

Why it is a group action?

Representation theory& module

Prove this wreath product is a group [Homework]

Is $g(x) = gxg$ a group action?

transitively action of stabilizer of G

Intersection of stabilisers

Topologies of flag manifolds

How can I use Clebsch-Gordan coefficients to decompose this group representation?

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