Glossary math Term Page
Relation
A connection between elements written as a set of ordered pairs
Core Idea
A relation records which ordered pairs are chosen from a Cartesian product. This lets mathematics express ideas such as “less than,” “equal to,” or “divides” as set-based objects.
Role In This Blog
In Mathbong, relation is the step that makes functions feel like a special case of a larger structure instead of a separate topic.