Question

Find a set whose derived set is {0}

Answer 1

The closure of a set is the smallest closed set containing . Closed sets are closed under arbitrary intersection, so it is also the intersection of all closed sets containing . Typically, it is just. with all of its accumulation points. The term "closure" is also used to refer to a "closed" version of a given set.

Answer 2

Answer:

the closure set

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