▾ Set of symbols
▾ Alphabet
▾ Deduction system
▾ Theory
▾ Zermelo-Fraenkel set theory
▾ Set
▾ Binary cartesian set product
▾ Binary relation
▾ Map
Set endomorphism
Formulation 0
Let $X$ be a D11: Set.
A D18: Map $f : X \to Y$ is an endomorphism on $X$ if and only if \begin{equation} X = Y \end{equation}
Also known as
Unary operation