“graph(of a relation)”的概念、定义、翻译、参考文献-科学参考

单词	graph(of a relation)
释义	graph(of a relation) Mathematics Let R be a binary relation on a set S, so that, when a is related to b, this is written aRb. The graph of R is the corresponding subset of the Cartesian product S×S, namely the set of all pairs (a, b) such that aRb.
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