Case Study: Theory

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¶ … Theory

A set can be defined as a collection of distinct objects. A subset is a smaller set that lies at least partially within the larger set. Thus if Set a = { 1, 2, 3 } then a subset would be { 2, 3 }.

A proper subset is one that is entirely contained within the set. The above example has subset B. that is a proper subset of Set a.

The complement of a set is that which lies outside of the set. In the example above, the complement of Set B. In a would be { 1 }.

Unions are made when two or more sets are taken together and includes all things that are in all of the union sets combined. If Set a = {1, 2} and Set B = {2, 3} then the union of sets a and B. would be { 1, 2, 3}

The intersection is comprised of all things that… [END OF PREVIEW]

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