Describe all $R$-modules of low order (up to isomorphism)
102938
$\Bbb F_2[X]$ modules with 8 elements
111034
Why an R-module is an R/I-module precisely when it is annihilated by I?
29756
Classsifying 1- and 2- dimensional Algebras, up to Isomorphism
1026
Ring homomorphism with $\phi(1_R) \neq1_S$
79591
Exact Sequences of Modules and Rank
126295
What is an $R$-algebra?
145722
Prove there is a bijection between the set of $R[x]$-module structures on $M$ and $\mathrm{End}_{R-\mathsf{Mod}}(M)$.
97999
Explain these ring isomorphisms
69398
Rank-nullity theorem for free $\mathbb Z$-modules
120637
Is there a unique cyclic submodule for every factor dividing the order of a cyclic module?
141477
Decomposition of finitely generated graded modules over PID
31729
Tensor products of simple modules over algebras
50212
$R/Ra$ is an injective module over itself
82788
Direct summand of a free module
139828
Finitely Presented Modules and Exact Sequences
25764
Example of a ring such that $R^2\simeq R^3$, but $R\not\simeq R^2$ (as $R$-modules)
7870
For $M\otimes_R N$, why is it so imperative that $M$ be a right $R$-module and $N$ a left $R$-module?