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| e·quiv·a·lence re·la·tion (plural e·quiv·a·lence re·la·tions) |
noun |
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| Definition: |
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mathematical relation: the relation between members of a set that is reflexive, symmetrical, and transitive, e.g. if "a" equals "b" and "b" equals "c," then "a" equals "c"
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