Union Of Sets Meaning

Commutative associative identity and distributive.

Union of sets meaning. For explanation of the symbols used in this article refer to the table of mathematical symbols. Union symbol is represented by u. We use and for intersection and or for union let s look at some more examples of the union of two sets. We next illustrate with examples.

Union of two given sets is the smallest set which contains all the elements of both the sets. Union of sets is defined as a set of elements that are present in at least one of the sets. The following table gives some properties of union of sets. Definition of union of sets.

Let counting numbers p multiples of 3 less than 20 and q even numbers less than 20. It is denoted by a b and is read a union b. Union of sets. Shade elements which are in p or in q or in both.

In set theory the union denoted by of a collection of sets is the set of all elements in the collection. Given two sets a and b the union is the set that contains elements or objects that belong to either a or to b or to both. It is one of the fundamental operations through which sets can be combined and related to each other. A union is often thought of as a marriage.

The union of two sets a and b is the set of elements which are in a or in b or in both.