Injective endomorphism and determinant
12474
Does an injective endomorphism of a finitely-generated free R-module have nonzero determinant?
145722
Prove there is a bijection between the set of $R[x]$-module structures on $M$ and $\mathrm{End}_{R-\mathsf{Mod}}(M)$.
126472
Surjective endomorphisms of uniserial modules
118354
Epimorphism and Monomorphism = Isomorphism?
121945
Monomorphisms and Epimorphisms in the category of small categories
74453
Injective and Surjective Functions
21707
Constructing a Bijective function via an injective and surjective one.
127085
Bound on the difference of two determinants
27757
$\mathbb{R}\to\mathbb{R}$ Diffeomorphism with special property
82458
Homeomorphism between the unit disc and the unit square
116376
Prove the determinant is the product of its diagonal entries
128723
The determinant of adjugate matrix
30178
Homeomorphism $(\mathbb{CP}^1)^m/S_m \overset{\sim}{\to} \mathbb{CP}^m$?
52354
Given a idempotent endomorphism, show that $M = \ker(f) \oplus \ker (f-\text{id}_M)$
47630
Endomorphisms of modules satisfying chain conditions and counterexamples.
23847
Determinant of a matrix whose $(i,j)$th element is $|i-j|$?
46863
Show that $g$ is injective