Two of some of the rules that govern set are:
The term universal set is used in set to refer to all the elements in the set that is determined, This means that any other set has their elements in the universal set, hence other sets are members of the universal set. The universal set is the set from which other sets are generated from.
Intersect as used in set refers to elements that can be seen in two or more sets that are being compared. If two sets has no intersection, then then do not have elements alike,
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