Question

Figuring out what $G/H$ looks like if $G=D_3$ and $H=\{R_0,R_{120},R_{240}\}$

score 31 · Answer 1 · 2026-04-12 22:26:47

31

Views

Figuring out what $G/H$ looks like if $G=D_3$ and $H=\{R_0,R_{120},R_{240}\}$

Published on 12 Apr 2026 - 22:26

score 85 · Answer 2 · 2026-04-11 07:52:34

85

Views

How do I verify if $\phi : \mathbb{Z}_{6} \rightarrow \mathbb{Z}_{36}$ is well-defined?

Published on 11 Apr 2026 - 7:52

score 2.4k · Answer 3 · 2026-04-13 09:37:15

2.4k

Views

Total number of roots of a polynomial of degree $n$ over a ring $R$

Published on 13 Apr 2026 - 9:37

score 671 · Answer 4 · 2026-04-13 04:20:37

671

Views

Finitely generated extension of transcendence degree 1

Published on 13 Apr 2026 - 4:20

score 431 · Answer 5 · 2026-04-12 04:05:14

431

Views

$M =\mathbb{C}[x]/(x^2)$ is not a free module over $\mathbb{C}[x]$

Published on 12 Apr 2026 - 4:05

score 250 · Answer 6 · 2026-04-13 20:52:59

250

Views

Suppose $I\oplus K$ is a free module, then "$KI\subseteq K\cap I$"

Published on 13 Apr 2026 - 20:52

score 429 · Answer 7 · 2026-04-16 04:59:44

429

Views

Determine all group homomorphisms of the form $\phi: \mathbb{Z}_{12}\to \mathbb{Z}_{30}$.

Published on 16 Apr 2026 - 4:59

score 42 · Answer 8 · 2026-04-14 04:31:04

42

Views

In a module X over R, if $a\in R$ such that $a.x=0$ for all $x\in X$, then $a=0$?

Published on 14 Apr 2026 - 4:31

score 632 · Answer 9 · 2026-04-10 06:22:16

632

Views

How to extract square roots of polynomials in several variables?

Published on 10 Apr 2026 - 6:22

score 75 · Answer 10 · 2026-04-14 23:07:21

75

Views

Show that the following $\phi: \mathbb{R}\to GL_{2}(\mathbb{R})$ is not a homomorphism.

Published on 14 Apr 2026 - 23:07

score 68 · Answer 11 · 2026-04-10 15:23:31

68

Views

Field generated and fraction field

Published on 10 Apr 2026 - 15:23

score 633 · Answer 12 · 2026-04-12 22:41:45

633

Views

Quotient rings (modules) of a bigger ideal is contained in the quotient ring (modules) of a smaller ideal?

Published on 12 Apr 2026 - 22:41

score 28 · Answer 13 · 2026-04-17 05:23:02

28

Views

Prove isomorphism in infinite-dim condition

Published on 17 Apr 2026 - 5:23

score 149 · Answer 14 · 2026-04-29 12:28:43

149

Views

Do semirings always require neutral elements?

Published on 29 Apr 2026 - 12:28

score 181 · Answer 15 · 2026-04-15 10:19:15

181

Views

Is the following statement correct or incorrect?

Published on 15 Apr 2026 - 10:19

List Question

Figuring out what $G/H$ looks like if $G=D_3$ and $H=\{R_0,R_{120},R_{240}\}$

How do I verify if $\phi : \mathbb{Z}_{6} \rightarrow \mathbb{Z}_{36}$ is well-defined?

Total number of roots of a polynomial of degree $n$ over a ring $R$

Finitely generated extension of transcendence degree 1

$M =\mathbb{C}[x]/(x^2)$ is not a free module over $\mathbb{C}[x]$

Suppose $I\oplus K$ is a free module, then "$KI\subseteq K\cap I$"

Determine all group homomorphisms of the form $\phi: \mathbb{Z}_{12}\to \mathbb{Z}_{30}$.

In a module X over R, if $a\in R$ such that $a.x=0$ for all $x\in X$, then $a=0$?

How to extract square roots of polynomials in several variables?

Show that the following $\phi: \mathbb{R}\to GL_{2}(\mathbb{R})$ is not a homomorphism.

Field generated and fraction field

Quotient rings (modules) of a bigger ideal is contained in the quotient ring (modules) of a smaller ideal?

Prove isomorphism in infinite-dim condition

Do semirings always require neutral elements?

Is the following statement correct or incorrect?

Trending Questions

Popular # Hahtags

Popular Questions