What are the morphisms in this exact sequence of direct systems of modules? (Proposition from Rotman's Homological Algebra text)
29862
Projective resolution of a filtered colimit
1026
Ring homomorphism with $\phi(1_R) \neq1_S$
47086
Quotient rings and free modules
10679
Equivalence of Categories and of Their Functor Categories
108372
Milne Algebraic Geometry - Remark 3.14 confusion
117211
Infinite linear independent family in a finitely generated $A$-module
140557
Counting ring homomorphisms from $\mathbb{Z}[x,y]/(x^3+y^2-1)$ to $\mathbb{Z_7}$
123130
Showing an isomorphism between exterior products of a free module
76040
Show that the Euler characteristic of a chain complex is equal to the Euler characteristic of its homology
51245
$A \longrightarrow \text{Im} f$ is an epimorphism and a cokernel of ker $f \longrightarrow A$ in every abelian category
44983
Isomorphism of R-modules
8417
Natural $(R/I)$-module structure for an $R$-module $M$ annihilated by $I$
40996
Proving that free modules are flat (without appealing projective modules)
106443
Question on relative homology
37960
Zero Divisors in Direct Product of Rings
40705
If $M$ is an $R$-module and $I\subseteq\mathrm{Ann}(M)$ an ideal, then $M$ has a structure of $R/I$-module
135699
Questions about a commutative ring with exactly three ideals