List questions from projective-module

Published on 06 Jun 2013 - 21:00

1.4k

Views

Projective cover of a simple module and indecomposable factor modules

Published on 27 Mar 2026 - 18:35

2.9k

Views

Projective Resolution of $\mathbb{Q}$ and $\mathbb{Q}/\mathbb{Z}$

Published on 10 Jul 2013 - 22:29

62

Views

When are free modules extended

Published on 17 Jul 2013 - 13:36

909

Views

Example of a simple module which does not occur in the regular module?

Published on 26 Mar 2026 - 13:49

79

Views

Non-trivial stably free, projective right ideals

Published on 05 Aug 2013 - 9:33

3.8k

Views

Is a finitely generated projective module a direct summand of a finitely generated free module?

Published on 06 Aug 2013 - 12:26

1.6k

Views

direct sum of projective modules

Published on 09 Aug 2013 - 11:26

169

Views

Projective modules are stably isomorphic if localization at a monic polynomial is isomorphic

Published on 13 Sep 2013 - 16:09

2.4k

Views

A direct product of projective modules which is not projective

Published on 21 Sep 2013 - 19:03

1.3k

Views

Finitely Presented Modules and Exact Sequences

Published on 22 Sep 2013 - 18:48

224

Views

Localization at a monic polynomial: Horrocks' theorem

Published on 25 Sep 2013 - 14:39

7.4k

Views

Prove that $\operatorname{Hom}_{\Bbb{Z}}(\Bbb{Q},\Bbb{Z}) = 0$ and show that $\Bbb{Q}$ is not a projective $\Bbb{Z}$-module.

Published on 26 Sep 2013 - 21:01

2.1k

Views

The relationship of free, divisible, projective, injective, and flat modules.

Published on 27 Mar 2026 - 3:41

104

Views

Projective Module as a Direct Sum of Left Ideals

Published on 23 Oct 2013 - 10:27

List Question

Modules which are isomorphic to their tensor product.

Projective cover of a simple module and indecomposable factor modules

Projective Resolution of $\mathbb{Q}$ and $\mathbb{Q}/\mathbb{Z}$

When are free modules extended

Example of a simple module which does not occur in the regular module?

Non-trivial stably free, projective right ideals

Is a finitely generated projective module a direct summand of a finitely generated free module?

direct sum of projective modules

Projective modules are stably isomorphic if localization at a monic polynomial is isomorphic

A direct product of projective modules which is not projective

Finitely Presented Modules and Exact Sequences

Localization at a monic polynomial: Horrocks' theorem

Prove that $\operatorname{Hom}_{\Bbb{Z}}(\Bbb{Q},\Bbb{Z}) = 0$ and show that $\Bbb{Q}$ is not a projective $\Bbb{Z}$-module.

The relationship of free, divisible, projective, injective, and flat modules.

Projective Module as a Direct Sum of Left Ideals

Trending Questions

Popular # Hahtags

Popular Questions