Composition of two invertible linear maps
131480
Proof that composition of invertible linear transformations is invertible (without determinants)
42941
Pair of adjoint functors and showing that two certain maps are inverses
116750
On surjectivity of exponential map for Lie groups
154837
mapping properties of $(1−z)^i$
152438
Is the composition of two injective functions injective?
75215
Properties of invertible matrices
103924
Kernel of a substitution map
157597
Homeomorphism between $\mathbb{Q}$ and $\mathbb{Q}(>0)$, and $\mathbb{Q}(\ge 0)$
129476
The trace map in a finite field.
48419
Difference between $\mathbb{R}$-linear and $\mathbb{C}$-linear maps
139779
Homotopic maps have homotopy equivalent mapping cones
38033
A surjective linear map into a finite dimensional space is open
123891
There are finitely many maps on nonnegative integers satisfying $\phi(ab)=\phi(a)+\phi(b)$
65971
Double dual mappings
102935
Trace and determinant of composition of a left-multiplication and a right-multiplication on a space of matrices
77722
Lie algebra of affine linear maps
142652
When is the product of two quotient maps a quotient map?