List questions from modules

Published on 17 Mar 2019 - 5:51

126

Views

Second isomorphism theorem for modules, doubts with proof

Published on 17 Mar 2019 - 13:35

16

Views

Understanding elements $a\in I$ where $I$ is the minimal ideal containing elements of a special property

Published on 11 Mar 2026 - 4:44

68

Views

Two submodule direct summands are isomorphic iff coresponding idempotent projections are conjugate

Published on 18 Mar 2019 - 13:14

1.8k

Views

Showing that $R^n \otimes_R R^m$ is isomorphic to $R^{nm}$ when $R$ is commutative

Published on 18 Mar 2019 - 17:35

166

Views

Is the direct sum of superfluous sub-modules again superfluous?

Published on 18 Mar 2019 - 20:55

430

Views

Annihilator and submodules

Published on 18 Mar 2019 - 21:14

645

Views

Is there a tensor product of $G$-sets?

Published on 26 Mar 2026 - 17:36

86

Views

Locally constant functions and base ring extension

Published on 19 Mar 2019 - 23:37

82

Views

Computing Intersection of Ideals

Published on 20 Mar 2019 - 2:44

607

Views

Direct sum of isomorphic simple modules

Published on 30 Mar 2026 - 5:26

62

Views

If $\mathfrak{p}$ is a prime such that $M_\mathfrak{p} \neq 0$, then $\mathfrak{p}$ contains an associated prime of $M$

Published on 25 Mar 2026 - 13:57

135

Views

Deciding whether a representation is orthogonal or symplectic

Published on 29 Mar 2026 - 12:33

85

Views

Extending scalars from $\mathbb{Z}[G]$ to $\mathbb{Q}[G]$

Published on 25 Mar 2026 - 6:01

121

Views

Submodule Definition and Tensor Product

Published on 22 Mar 2019 - 14:37

List Question

Presentation matrix for module in terms of other presentation matrices

Second isomorphism theorem for modules, doubts with proof

Understanding elements $a\in I$ where $I$ is the minimal ideal containing elements of a special property

Two submodule direct summands are isomorphic iff coresponding idempotent projections are conjugate

Showing that $R^n \otimes_R R^m$ is isomorphic to $R^{nm}$ when $R$ is commutative

Is the direct sum of superfluous sub-modules again superfluous?

Annihilator and submodules

Is there a tensor product of $G$-sets?

Locally constant functions and base ring extension

Computing Intersection of Ideals

Direct sum of isomorphic simple modules

If $\mathfrak{p}$ is a prime such that $M_\mathfrak{p} \neq 0$, then $\mathfrak{p}$ contains an associated prime of $M$

Deciding whether a representation is orthogonal or symplectic

Extending scalars from $\mathbb{Z}[G]$ to $\mathbb{Q}[G]$

Submodule Definition and Tensor Product

Trending Questions

Popular # Hahtags

Popular Questions