Question

Are all verbal automorphisms inner power automorphisms?

score 283 · Answer 1 · 2026-03-25 06:00:37

283

Views

Are all verbal automorphisms inner power automorphisms?

Published on 25 Mar 2026 - 6:00

score 64 · Answer 2 · 2026-03-25 02:49:38

64

Views

Looking at Automorphisms of Subgroups of $(\mathbb R,+)$ With Positive Slope

Published on 25 Mar 2026 - 2:49

score 779 · Answer 3 · 2018-12-22 07:22:30

779

Views

Question about Isomorphism of Aut(G)

Published on 22 Dec 2018 - 7:22

score 568 · Answer 4 · 2026-03-25 11:00:18

568

Views

If $f$ has no non trivial fixed points and $f\circ f$ is the identity then $f(x)=x^{-1}$ and $G$ is abelian for $f$ an automorphism of $G$

Published on 25 Mar 2026 - 11:00

score 185 · Answer 5 · 2018-12-31 14:27:48

185

Views

Why we can represent automorphisms in $\text{Gal}(\Bbb Q(\sqrt[4]{2},i)/\Bbb Q)$ as permutations in $S_4$ but not $S_8$?

Published on 31 Dec 2018 - 14:27

score 345 · Answer 6 · 2018-12-31 15:22:58

345

Views

Deck transformation group in algebraic geometry

Published on 31 Dec 2018 - 15:22

score 284 · Answer 7 · 2019-01-01 21:26:52

284

Views

Proving that $[K(x):L]$ is finite where x is an indeterminate over the field K and L is an intermediate field of $K(x)/K$ such that $L\neq K$.

Published on 01 Jan 2019 - 21:26

score 309 · Answer 8 · 2019-01-02 16:13:25

309

Views

Degree of extension of fixed field by infinite set of automorphisms.

Published on 02 Jan 2019 - 16:13

score 706 · Answer 9 · 2026-03-25 01:36:20

706

Views

On automorphisms of groups which extend as automorphisms to every larger group

Published on 25 Mar 2026 - 1:36

score 40 · Answer 10 · 2019-01-05 20:29:51

40

Views

Prove that if $p \not\equiv 1 \hspace{0.2 cm} (5)$ then $f(x) = x^{5} - 2$ has a unique solution in $\mathbb{F}_{p}$

Published on 05 Jan 2019 - 20:29

score 73 · Answer 11 · 2019-01-07 16:02:50

73

Views

Automorphism of an open subset with completement of codimension $2$

Published on 07 Jan 2019 - 16:02

score 231 · Answer 12 · 2019-01-15 08:18:16

231

Views

Does there exist an automorphism of $\mathbb{C}$ that does not keep $\mathbb{R}$ fixed?

Published on 15 Jan 2019 - 8:18

score 165 · Answer 13 · 2019-01-17 12:13:19

165

Views

Number of automorphisms on alternating group $A_n$.

Published on 17 Jan 2019 - 12:13

score 639 · Answer 14 · 2019-01-27 11:42:05

639

Views

How to compute quickly the order of the automorphism group of $A_4$

Published on 27 Jan 2019 - 11:42

score 1k · Answer 15 · 2019-01-27 14:24:55

1k

Views

Find the order of $\operatorname{Aut}(G)$.

Published on 27 Jan 2019 - 14:24

List Question

Are all verbal automorphisms inner power automorphisms?

Looking at Automorphisms of Subgroups of $(\mathbb R,+)$ With Positive Slope

Question about Isomorphism of Aut(G)

If $f$ has no non trivial fixed points and $f\circ f$ is the identity then $f(x)=x^{-1}$ and $G$ is abelian for $f$ an automorphism of $G$

Why we can represent automorphisms in $\text{Gal}(\Bbb Q(\sqrt[4]{2},i)/\Bbb Q)$ as permutations in $S_4$ but not $S_8$?

Deck transformation group in algebraic geometry

Proving that $[K(x):L]$ is finite where x is an indeterminate over the field K and L is an intermediate field of $K(x)/K$ such that $L\neq K$.

Degree of extension of fixed field by infinite set of automorphisms.

On automorphisms of groups which extend as automorphisms to every larger group

Prove that if $p \not\equiv 1 \hspace{0.2 cm} (5)$ then $f(x) = x^{5} - 2$ has a unique solution in $\mathbb{F}_{p}$

Automorphism of an open subset with completement of codimension $2$

Does there exist an automorphism of $\mathbb{C}$ that does not keep $\mathbb{R}$ fixed?

Number of automorphisms on alternating group $A_n$.

How to compute quickly the order of the automorphism group of $A_4$

Find the order of $\operatorname{Aut}(G)$.

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