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Intersection of Sets

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Intersection of Sets 

the set of elements belonging simultaneously to all sets under consideration. The intersection of the sets A and B is denoted by AB, or AB; the intersection of a finite or infinite number of sets Ak is denoted by

An intersection can be empty, that is, entirely without elements.



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a topology on E if it satisfies the following axioms: (i) [empty set], E [member of] T (ii) Arbitrary union of sets of T is in T (iii) Finite intersection of sets of T are in T Graphical representation 1.
 
 
 
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