Venn diagram Venn diagram is pictorial represention of a set. Elements of a set are written in a closed figure, usually a circle or a rectangle or any other shape figure. A figure may show a set, its sub sets etc. As shown in given figure . Read more …….Set Theory ( pdf File attached […]

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## Basics of Set Theory-Part 3( Subsets )

Subsets Consider the sets : X = set of all students in your school, Y = set of all students in your class. We note that every element of Y is also an element of X; we say that Y is a subset of X. The fact that Y is subset of X is expressed […]

## Basics of Set Theory – Part 2( Finite,Infinite & Equal Sets)

Finite and Infinite Sets Let A = {1, 2, 3, 4, 5}, B = {a, b, c, d, e, g} A set having definit number of elements is called a finite set and a set having indefinite number of elements is called infinite set. Empty set is a finite set. Set A = {M, A, […]

## Basics of Set Theory-Part 1(methods of representing a set )

Basics of Set Theory What is a Set? A set can be defined as collection of objects in a well defined manner. All such well defined objects are called elements of set. Sets are usually denoted by capital alphabets e.g. A,B,C,D,E,F,G…… and elements as a,b,c,d,e,f……or numerals as 1,2,3,4,5,6…..or in any other suitable defined manner. If […]