New posts in galois-theory

Is there any irreducible polynomial over $\mathbb{Q}$ whose Galois group is $S_4$?

Reference request: Abel or Ruffini's proof of the Abel-Ruffini theorem

Serre's surjective theorem importance.

Lines in upper half-space

Field extension of composite degree has a non-trivial sub-extension

Absolute Galois Group of $\mathbb{R}(t)$.

Separable polynomial definition (Confused)

Galois group of $X^5 - X^3 - 2X^2 - 2X - 1$ over $\mathbb{Q}$.

A formula for the roots of a solvable polynomial

When does a formula for the roots of a polynomial exist?

Applications of additive version of Hilbert's theorem 90

Galois over Galois

Is the sum of an algebraic and transcendental complex number transcendental?

What is the condition for a field to make the degree of its algebraic closure over it infinite?

Are quartic minimal polynomials over $\mathbb{Q}$ always reducible over $\mathbb{F}_p$?

Galois group of a degree 5 irreducible polynomial with two complex roots.

Why do no prime ideals ramify in the extension $\mathbb{Q}(\sqrt{p }, \sqrt{q})/\mathbb{Q}(\sqrt{pq })$?

Finitely Many Extensions of Fixed Degree of a Local Field

Suppose $K/F$ is a Galois extension of degree $p^m$. Then there is a chain of extensions $F \subseteq F_1 \subseteq \cdots F_m = K$ each of degree $p$

Determine the Galois group of the polynomial $(x^3-2)(x^3-3)(x^2-2)$ over $\mathbb{Q}(\sqrt {-3})$