Do injective, yet not bijective, functions have an inverse?
13193
Does a inverse function need to be either surjective or injective?
11813
Injective functions also surjective?
142845
is $y = \sqrt{x^2 + 1}− x$ a injective (one-to-one) function?
113360
How many injective functions $f:[1,...,m]\to{[1,...,n]}$ has no fixed point? $(m\le n)$
141225
Number of all bijective functions from A to A.
96202
Prove composition of bijections is bijection
37182
If an element has a unique right inverse, is it invertible?
7036
Is there a bijective continuous function $f: \Bbb R \to \Bbb R$ whose inverse $f^{-1}$ is not continuous?
65977
Showing function is injective iff $f(M_1 \cap M_2) = f(M_1)\cap f(M_2)$
26562
Inverse of $f(x)=\sin(x)+x$
97854
Difference between bijection and isomorphism?
95086
Homeomorphism is bijective
58023
What is the purpose of a function being surjective?
31244
Is this a correct bijection between $(0,1]$ and $[0,1]$?
141286
When is $\mathbf{X}^{T}\mathbf{X}+\lambda\mathbf{I}$ invertible?
103695
Prove Inverses not need be Unique if Associativity fails
84301
Showing that some Function on the Unit Disc is injective