Question

Existence of an automorphism of $\Bbb C$ that fixes a finite set pointwise but does not fix $\Bbb R$ setwise

score 518 · Answer 1 · 2026-04-10 23:06:57

518

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Existence of an automorphism of $\Bbb C$ that fixes a finite set pointwise but does not fix $\Bbb R$ setwise

Published on 10 Apr 2026 - 23:06

score 170 · Answer 2 · 2014-05-18 03:02:58

170

Views

Polynomials in $Z_p[x]/f(x)$

Published on 18 May 2014 - 3:02

score 103 · Answer 3 · 2026-03-25 04:37:43

103

Views

complex automorphisms acting on a projective variety

Published on 25 Mar 2026 - 4:37

score 272 · Answer 4 · 2026-03-30 08:58:28

272

Views

The characteristic of the field $GF(p^n)$

Published on 30 Mar 2026 - 8:58

score 190 · Answer 5 · 2026-03-30 10:40:14

190

Views

Show that a map is not an automorphism in an infinite field

Published on 30 Mar 2026 - 10:40

score 1.2k · Answer 6 · 2026-04-05 17:15:14

1.2k

Views

Tensor product of a vector space and a field

Published on 05 Apr 2026 - 17:15

score 118 · Answer 7 · 2026-04-09 02:14:31

118

Views

Field Extensions, Subfield

Published on 09 Apr 2026 - 2:14

score 1.6k · Answer 8 · 2026-04-11 05:22:58

1.6k

Views

Fields whose algebraic closure cannot be constructed without the axiom of choice

Published on 11 Apr 2026 - 5:22

score 263 · Answer 9 · 2026-04-03 11:44:33

263

Views

Is the extension Galois if $\mathrm{Aut}(K)$ acts transitively on the non-ramified prime ideals?

Published on 03 Apr 2026 - 11:44

score 100 · Answer 10 · 2026-03-25 10:56:05

100

Views

Exercise 5 .39 page 46 Real and Abstract Analysis [Hewitt and Stromberg]

Published on 25 Mar 2026 - 10:56

score 2.5k · Answer 11 · 2026-03-29 15:53:27

2.5k

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Subfields of $\mathbb{Q}$

Published on 29 Mar 2026 - 15:53

score 38 · Answer 12 · 2014-05-23 06:52:00

38

Views

Looking at field extensions from an elementary perspective

Published on 23 May 2014 - 6:52

score 100 · Answer 13 · 2014-05-23 10:10:08

100

Views

Is $\Bbb{Q}[\sqrt[2]{2},\sqrt[3]{2}]$ isomorphic to $\Bbb{Q}[x,y]/(x^2-y^3)$?

Published on 23 May 2014 - 10:10

score 427 · Answer 14 · 2014-05-23 14:47:28

427

Views

Quotient field of the intermediate integral domain

Published on 23 May 2014 - 14:47

score 156 · Answer 15 · 2026-04-11 15:06:26

156

Views

What can be said about the relation between $\mathbb{Z}_p$ and $\mathbb{Z}_{(p)}$?

Published on 11 Apr 2026 - 15:06

List Question

Existence of an automorphism of $\Bbb C$ that fixes a finite set pointwise but does not fix $\Bbb R$ setwise

Polynomials in $Z_p[x]/f(x)$

complex automorphisms acting on a projective variety

The characteristic of the field $GF(p^n)$

Show that a map is not an automorphism in an infinite field

Tensor product of a vector space and a field

Field Extensions, Subfield

Fields whose algebraic closure cannot be constructed without the axiom of choice

Is the extension Galois if $\mathrm{Aut}(K)$ acts transitively on the non-ramified prime ideals?

Exercise 5 .39 page 46 Real and Abstract Analysis [Hewitt and Stromberg]

Subfields of $\mathbb{Q}$

Looking at field extensions from an elementary perspective

Is $\Bbb{Q}[\sqrt[2]{2},\sqrt[3]{2}]$ isomorphic to $\Bbb{Q}[x,y]/(x^2-y^3)$?

Quotient field of the intermediate integral domain

What can be said about the relation between $\mathbb{Z}_p$ and $\mathbb{Z}_{(p)}$?

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