List questions from automorphism-group

Published on 25 Mar 2026 - 9:39

67

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On Cayley representation of groups

Published on 27 Mar 2026 - 2:34

113

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Finding an upper bound to the order of finite subgroup of the automorphism group of rational map

Published on 24 Mar 2026 - 19:40

55

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Topology of pointwise convergence on symmetric groups

Published on 27 Mar 2026 - 6:07

990

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Intuition for the Killing form as "automorphism-invariant symmetric bilinear form"

Published on 25 Sep 2019 - 13:10

1.1k

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Number of Automorphisms of $S_6$

Published on 27 Mar 2026 - 6:08

94

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Normal Subgroups in the Center of a Group

Published on 27 Mar 2026 - 23:32

107

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How to prove $|\text{Aut(G)}|=2\implies |G|=3$

Published on 28 Sep 2019 - 18:12

380

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What is the expectation of the order of automorphism group in Erdos-Renyi random graphs?

Published on 26 Mar 2026 - 6:22

1.5k

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Prove or disprove: ${\rm Aut}(\Bbb Z_8)$ is abelian and cyclic.

Published on 27 Mar 2026 - 17:57

855

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Order of Automorphism Group of $\mathbb{Z}_5\times \mathbb{Z}_5$

Published on 28 Mar 2026 - 8:51

2.4k

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How do you find the automorphism?

Published on 16 Apr 2014 - 19:07

9.5k

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Proving that ${\rm Aut}(S_3)$ is isomorphic to $S_3$

Published on 27 Mar 2026 - 10:44

4.1k

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N/C theorem : If $\Psi$ is a homomorphism, then $N(H)/ C(H) ~\approx~ \Psi[N(H)]$. Is $\Psi[N(H)]$ a subgroup of $\operatorname{Aut}(H)$

Published on 29 May 2014 - 20:46

103

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$C_{\operatorname{Aut}(Q)}(\operatorname{Inn}(Q)) = \operatorname{Inn}(Q)$?

Published on 05 Aug 2014 - 19:08

List Question

Automorphisms of a free group on $S$ is essentially a bijection of $S$ extended homomorphically?

On Cayley representation of groups

Finding an upper bound to the order of finite subgroup of the automorphism group of rational map

Topology of pointwise convergence on symmetric groups

Intuition for the Killing form as "automorphism-invariant symmetric bilinear form"

Number of Automorphisms of $S_6$

Normal Subgroups in the Center of a Group

How to prove $|\text{Aut(G)}|=2\implies |G|=3$

What is the expectation of the order of automorphism group in Erdos-Renyi random graphs?

Prove or disprove: ${\rm Aut}(\Bbb Z_8)$ is abelian and cyclic.

Order of Automorphism Group of $\mathbb{Z}_5\times \mathbb{Z}_5$

How do you find the automorphism?

Proving that ${\rm Aut}(S_3)$ is isomorphic to $S_3$

N/C theorem : If $\Psi$ is a homomorphism, then $N(H)/ C(H) ~\approx~ \Psi[N(H)]$. Is $\Psi[N(H)]$ a subgroup of $\operatorname{Aut}(H)$

$C_{\operatorname{Aut}(Q)}(\operatorname{Inn}(Q)) = \operatorname{Inn}(Q)$?

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