# Category:Examples of Relations

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This category contains examples of Relation.

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

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

- $\mathcal R = \tuple {S, T, R}$

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

## Subcategories

This category has the following 2 subcategories, out of 2 total.

## Pages in category "Examples of Relations"

The following 4 pages are in this category, out of 4 total.