New posts in automorphism-group

What is the smallest poset with automorphism group $C_n$?

Extension of isomorphism of fields

$\mathrm{Aut}(\mathrm{Aut}(G))\cong\mathrm{Aut}(G)$ for $G$ a non-abelian simple group

About actions of ${\rm Aut}(G)$, conjugacy classes and inner automorphisms of said group

Automorphisms of a Cyclic Group

$|\operatorname{Aut}(K/F)| \leq [K:F]_s$ holds in general?

Deck transformation group in algebraic geometry

How large can the outer automorphism group be?

Does there exist a finite group whose automorphism group is simple?

Prove there isn't a group $G$ that satisfy ${\rm Aut}(G) \cong \mathbb{Z}$ [duplicate]

Automorphism of $\mathbb{C}\setminus \{0,1\}$.

Find non trivial homomorphism $\mathbb{Z}/q\mathbb{Z} \rightarrow \text{Aut}(\mathbb{Z}/p\mathbb{Z})$

Let $\phi:\Bbb{Z}_{20} \to \Bbb{Z}_{20}$ be an automorphism and $\phi(5)=5$. What are the possibilities of $\phi(x)$?

Clarifications needed for a question concerning ${\rm Aut}(\mathbb{Z}_{2}\times \mathbb{Z}_{2})\cong S_{3}$

${\rm Aut}(G)$ is cyclic $\implies G$ is abelian

Finding the $\mathbb{Q}$-automorphisms of the splitting field of $x^p-2$ over $\mathbb{Q}$.

Determining an inner automorphism via queries

Justify $\mathbb{Q}\simeq \mathbb{Q}[\sqrt{2}]$ as groups [closed]

Group isomorphic to its automorphism group

Cyclic Automorphism group