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    A Family of Sets and the Empty Set

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    Let A be a family of sets, and suppose the empty set is an element of A. Prove that a = the empty set if a is an element of the family of A.

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    https://brainmass.com/math/discrete-math/family-sets-empty-set-179744

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    This solution proves the relation knowing the definition of an intersection and the fact that an empty set is a subset of any set, formatted in an attached Word document.

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