List questions from abstract-algebra

Published on 09 Apr 2026 - 0:29

1.4k

Views

Krull dimension of a direct product of rings

Published on 10 Apr 2026 - 8:04

77

Views

Why is this element irreducible?

Published on 08 Apr 2026 - 23:42

320

Views

Almost have a group law: $(x,y)*(a,b) = (xa + yb, xb + ya)$ with rational components.

Published on 08 Apr 2026 - 21:09

170

Views

Does every valuation ring arise out of a valuation?

Published on 09 Apr 2026 - 18:18

282

Views

Eigenvalues of an element in a field extension

Published on 10 Apr 2026 - 14:24

878

Views

Construct a non trivial homomorphism $\mathbb Z_{14} \to\mathbb Z_{21}$

Published on 09 Apr 2026 - 0:05

521

Views

Irreducibility in the polynomial ring over the rationals $\mathbb Q[t]$ versus $\mathbb Z[t]$

Published on 24 Mar 2026 - 23:46

35

Views

reference request: Noetherianness generalization with non-monic arrows

Published on 24 Mar 2026 - 23:58

938

Views

Conjugation in $A_n$

Published on 20 Jan 2018 - 17:00

248

Views

$Z[i]/(2+3i) \simeq Z/13Z$ is my proof correct?

Published on 09 Apr 2026 - 1:43

561

Views

Colimit of a directed system of modules

Published on 09 Apr 2026 - 2:03

138

Views

Why is $p(\overline{x})=\overline{p(x)}$?

Published on 26 Mar 2026 - 9:19

257

Views

Proving distributive law in $\mathbb{Z}_{n}$ for equivalence classes

Published on 10 Apr 2026 - 19:56

112

Views

$\mathbb{C}[x,y]$ is the sections of Spec $\mathbb{C}[x,y]$ minus the origin?

Published on 09 Apr 2026 - 10:32

List Question

Doubt in a proof of dropping parentheses with associativity

Krull dimension of a direct product of rings

Why is this element irreducible?

Almost have a group law: $(x,y)*(a,b) = (xa + yb, xb + ya)$ with rational components.

Does every valuation ring arise out of a valuation?

Eigenvalues of an element in a field extension

Construct a non trivial homomorphism $\mathbb Z_{14} \to\mathbb Z_{21}$

Irreducibility in the polynomial ring over the rationals $\mathbb Q[t]$ versus $\mathbb Z[t]$

reference request: Noetherianness generalization with non-monic arrows

Conjugation in $A_n$

$Z[i]/(2+3i) \simeq Z/13Z$ is my proof correct?

Colimit of a directed system of modules

Why is $p(\overline{x})=\overline{p(x)}$?

Proving distributive law in $\mathbb{Z}_{n}$ for equivalence classes

$\mathbb{C}[x,y]$ is the sections of Spec $\mathbb{C}[x,y]$ minus the origin?

Trending Questions

Popular # Hahtags

Popular Questions