# Definition of relation in algebra

Relational algebra. In database theory, relational algebra is a theory that uses algebraic structures with a well-founded semantics for modeling data, and defining queries on it. The

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## Relations in Math

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## Relations in Math

What is a Relation? A relation is a relationship between sets of values. In math, the relation is between the x -values and y -values of ordered pairs. The set of all x -values is called
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