List questions from modules

Published on 25 Mar 2026 - 16:06

700

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Prove a module is Noetherian

Published on 25 Apr 2014 - 14:06

44

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The embedding $L^2(\Gamma(N)\backslash\text{SL}_2(\mathbb{R})) \hookrightarrow L^2(\text{SL}_2(\mathbb{Q})\backslash \text{SL}_2(\mathbb{A})))$?

Published on 25 Apr 2014 - 14:43

170

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Extension of R-modules.

Published on 25 Apr 2014 - 22:27

10.7k

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Why $\mathbb{Q}$ is not a projective $\mathbb{Z}$-module?

Published on 27 Mar 2026 - 13:38

92

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How to show two groups are isomorphic?

Published on 26 Apr 2014 - 7:11

1.1k

Views

Prove that $M \otimes N$ is isomorphic to $N \otimes M$.

Published on 26 Apr 2014 - 20:59

65

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How to show a Hom group is isomorphic to some modulo group?

Published on 27 Apr 2014 - 3:15

288

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exact sequence and modules proposition.

Published on 26 Mar 2026 - 8:03

2k

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Modules over commutative rings

Published on 28 Apr 2014 - 22:00

1k

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The sign representation of the Symmetric Group

Published on 29 Apr 2014 - 7:15

1k

Views

Finitely generated torsion module over a PID

Published on 29 Apr 2014 - 22:18

208

Views

Relationship between R and a submodule of a R-module

Published on 30 Apr 2014 - 13:15

800

Views

Basis of a module

Published on 30 Apr 2014 - 20:13

83

Views

example of tensor product of three finitely generated R-modules that equal 0

Published on 01 May 2014 - 18:31

List Question

Projectiveness and Dedekind domains

Prove a module is Noetherian

The embedding $L^2(\Gamma(N)\backslash\text{SL}_2(\mathbb{R})) \hookrightarrow L^2(\text{SL}_2(\mathbb{Q})\backslash \text{SL}_2(\mathbb{A})))$?

Extension of R-modules.

Why $\mathbb{Q}$ is not a projective $\mathbb{Z}$-module?

How to show two groups are isomorphic?

Prove that $M \otimes N$ is isomorphic to $N \otimes M$.

How to show a Hom group is isomorphic to some modulo group?

exact sequence and modules proposition.

Modules over commutative rings

The sign representation of the Symmetric Group

Finitely generated torsion module over a PID

Relationship between R and a submodule of a R-module

Basis of a module

example of tensor product of three finitely generated R-modules that equal 0

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