## equivalence class

An equivalence class is a subset whose elements are related to each other by an equivalence relation. The equivalence classes of a set under some relation form a partition of that set (i.e. any two are either equal or disjoint and every element of the set is in some class).

Last updated: 1996-05-13

### Nearby terms:

Equel ♦ **equivalence class** ♦ equivalence class partitioning ♦ equivalence partitioning

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