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In mathematics, an element (or member) of a set is any one of the distinct objects that belong to that set. For example, given a set called containing the first four positive integers ($A\; =\; \backslash \{1,\; 2,\; 3,\; 4\backslash /math>)\}\},\; one\; could\; say\; that\; "3\; is\; an\; element\; of\; ",\; expressed\; notationally\; as\; .$

Sets

Writing

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