List questions from ring-theory

Published on 23 Apr 2026 - 1:20

10.9k

Views

Inverting $a+b\sqrt{2}$ in the field $\Bbb Q(\sqrt{2})$

Published on 16 Apr 2026 - 10:56

250

Views

Direct product of Cohen-Macaulay rings/Eisenbud, Exercise 18.6

Published on 15 Apr 2026 - 11:52

95

Views

$\mathbb Q$ Field extension

Published on 15 Apr 2026 - 0:14

584

Views

Find zero and one element for given ring

Published on 15 Apr 2026 - 10:11

70

Views

Does This Ring have a Name?

Published on 09 Apr 2026 - 13:30

3.2k

Views

Showing that $x^n -2$ is irreducible in $\mathbb{Q}[X]$

Published on 16 Apr 2026 - 14:10

792

Views

Grade of an ideal in a Noetherian ring

Published on 16 Apr 2026 - 2:58

944

Views

Number of ring homomorphisms from a finite field to a ring.

Published on 16 Apr 2026 - 11:38

297

Views

Eisenstein integers and $\mathbb{Z}C_3$

Published on 23 Apr 2026 - 1:20

379

Views

Properties of the element $2 \otimes_{R} x - x \otimes_{R} 2$

Published on 12 Apr 2026 - 21:19

457

Views

A question on localization of fractional ideals

Published on 11 Apr 2026 - 20:20

149

Views

What the rings between Principal Ideal Ring and Field of fractions are?

Published on 09 Apr 2026 - 20:40

245

Views

Free modules over local Artin rings

Published on 13 Apr 2026 - 10:47

920

Views

$A = \bigcap_{\mathfrak{p} \in \text{Spec(A)}} A_{\mathfrak{p}} = \bigcap_{\mathfrak{m} \in \text{MaxSpec(A)}} A_{\mathfrak{m}}$

Published on 23 Apr 2026 - 1:31

List Question

Prove that $B_{q}$ is flat over $B_{p}$

Inverting $a+b\sqrt{2}$ in the field $\Bbb Q(\sqrt{2})$

Direct product of Cohen-Macaulay rings/Eisenbud, Exercise 18.6

$\mathbb Q$ Field extension

Find zero and one element for given ring

Does This Ring have a Name?

Showing that $x^n -2$ is irreducible in $\mathbb{Q}[X]$

Grade of an ideal in a Noetherian ring

Number of ring homomorphisms from a finite field to a ring.

Eisenstein integers and $\mathbb{Z}C_3$

Properties of the element $2 \otimes_{R} x - x \otimes_{R} 2$

A question on localization of fractional ideals

What the rings between Principal Ideal Ring and Field of fractions are?

Free modules over local Artin rings

$A = \bigcap_{\mathfrak{p} \in \text{Spec(A)}} A_{\mathfrak{p}} = \bigcap_{\mathfrak{m} \in \text{MaxSpec(A)}} A_{\mathfrak{m}}$

Trending Questions

Popular # Hahtags

Popular Questions