Every surjective function has a right inverse
73526
The equivalence of "Every surjection has a right inverse" and the Axiom of Choice
132287
Axiom of Choice and Right Inverse
63146
Proof of properties of injective and surjective functions.
45380
Surjectivity implies injectivity and conversely
134104
Is there a Cantor-Schroder-Bernstein statement about surjective maps?
37182
If an element has a unique right inverse, is it invertible?
126472
Surjective endomorphisms of uniserial modules
93102
prove that $f:X\rightarrow Y$ is surjective if and only if $f(f^{-1}(C))=C$
45270
Surjective endomorphisms of finitely generated modules are isomorphisms
14322
Examples of bijective map from $\mathbb{R}^3\rightarrow \mathbb{R}$
80618
Surjective bounded operator in Banach spaces without bounded right-inverse
16413
Proving existence of surjective $f:\mathbb{N} \rightarrow A$ implies $A$ is at most countable.
35034
Multiplicative inverses for $Z_n$
59133
Show that an inverse of a bijective linear map is a linear map.
84114
Does there exist a surjective homomorphism from $(\mathbb R,+)$ to $(\mathbb Q,+)$ ?
62479
A isometric map in metric space is surjective?
93040
$f$ is surjective iff it has a right inverse: using the axiom of choice and errors in ProofWiki