Category:Definitions/Examples of Relations

This category contains definitions of examples of Relation.

Let $S \times T$ be the cartesian product of two sets $S$ and $T$.

A relation on $S \times T$ is an ordered triple:

$\RR = \tuple {S, T, R}$

where $R \subseteq S \times T$ is a subset of the Cartesian product of $S$ and $T$.