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词汇 Partial equivalence relation
分类 英语词汇 英语翻译词典
释义

Partial equivalence relation

英语百科

Partial equivalence relation

In mathematics, a partial equivalence relation (often abbreviated as PER, in older literature also called restricted equivalence relation) R on a set X is a relation that is symmetric and transitive. In other words, it holds for all a, b, c \in X that:

If R is also reflexive, then R is an equivalence relation.

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