Question

Galois group of a polynomial with coefficients in $\mathbb{C}(x)$ and deck transformations of the covering of $\mathbb{C}$

score 102 · Answer 1 · 2026-04-13 21:45:39

102

Views

Galois group of a polynomial with coefficients in $\mathbb{C}(x)$ and deck transformations of the covering of $\mathbb{C}$

Published on 13 Apr 2026 - 21:45

score 236 · Answer 2 · 2026-03-27 12:44:00

236

Views

Field extension of a field of Characteristic $p$

Published on 27 Mar 2026 - 12:44

score 22 · Answer 3 · 2026-04-12 09:48:24

22

Views

How to show this is subfield for the given field.

Published on 12 Apr 2026 - 9:48

score 90 · Answer 4 · 2026-04-16 12:28:05

90

Views

Question about linear algebra in Benson's book "Representations theory of elementary abelian groups and vector bundles"

Published on 16 Apr 2026 - 12:28

score 168 · Answer 5 · 2026-04-12 14:37:27

168

Views

Galois theory and Field extensions

Published on 12 Apr 2026 - 14:37

score 72 · Answer 6 · 2026-03-25 14:30:02

72

Views

Ring to field homomorphism

Published on 25 Mar 2026 - 14:30

score 845 · Answer 7 · 2026-04-16 07:53:18

845

Views

Given a field $K$, the two ideals $(x^2 ,xy,y^2)$ and $(x,y)^2$ in $K[x,y]$ are the same.

Published on 16 Apr 2026 - 7:53

score 750 · Answer 8 · 2026-04-14 22:24:35

750

Views

Are algebraically closed fields of characteristic 0 always uncountable?

Published on 14 Apr 2026 - 22:24

score 69 · Answer 9 · 2026-04-03 11:43:18

69

Views

How to prove that the vector space endomorphism $T_x : L \to L, \alpha \mapsto \alpha x$ of $L/K$ has a certain form.

Published on 03 Apr 2026 - 11:43

score 301 · Answer 10 · 2026-04-13 21:43:00

301

Views

Isomorphism between two matrix rings implies an isomorphism between two fields.

Published on 13 Apr 2026 - 21:43

score 46 · Answer 11 · 2026-04-15 06:28:09

46

Views

Characteristic of a field is a minimal number

Published on 15 Apr 2026 - 6:28

score 656 · Answer 12 · 2026-04-20 05:35:59

656

Views

Proof verification: transcendence degree additive in towers

Published on 20 Apr 2026 - 5:35

score 629 · Answer 13 · 2026-04-16 11:22:51

629

Views

Degree of extension $\mathbb{Q}(\cos(2\pi/p),\sin(2\pi/p))/\mathbb{Q}(\cos(2\pi/p))$.

Published on 16 Apr 2026 - 11:22

score 755 · Answer 14 · 2026-04-12 04:55:23

755

Views

Is Z[x]/3 a field?

Published on 12 Apr 2026 - 4:55

score 1.3k · Answer 15 · 2026-04-09 12:59:33

1.3k

Views

Is it possible to produce a field with three operations?

Published on 09 Apr 2026 - 12:59

List Question

Galois group of a polynomial with coefficients in $\mathbb{C}(x)$ and deck transformations of the covering of $\mathbb{C}$

Field extension of a field of Characteristic $p$

How to show this is subfield for the given field.

Question about linear algebra in Benson's book "Representations theory of elementary abelian groups and vector bundles"

Galois theory and Field extensions

Ring to field homomorphism

Given a field $K$, the two ideals $(x^2 ,xy,y^2)$ and $(x,y)^2$ in $K[x,y]$ are the same.

Are algebraically closed fields of characteristic 0 always uncountable?

How to prove that the vector space endomorphism $T_x : L \to L, \alpha \mapsto \alpha x$ of $L/K$ has a certain form.

Isomorphism between two matrix rings implies an isomorphism between two fields.

Characteristic of a field is a minimal number

Proof verification: transcendence degree additive in towers

Degree of extension $\mathbb{Q}(\cos(2\pi/p),\sin(2\pi/p))/\mathbb{Q}(\cos(2\pi/p))$.

Is Z[x]/3 a field?

Is it possible to produce a field with three operations?

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