Union Set Calculator

This function returns the union of two series of numbers. The union contains all the numbers that are in either series

To calculate, enter the two sequences of numbers. The individual numbers are separated by semicolons or spaces. Then click on the 'Calculate' button.

Union set calculator  1st Set Delete Entries  2nd Set   Result

The union set is \(\{1, 2, 3, 4, 5, 6, 7, 8, 9\}\)

Union set example

The union \(\displaystyle A\cup B\) consists of all elements contained in A or B.

The union of \(\{1, 2, 3, 4, 5, 1, 2\}\) and \(\{4, 5, 6, 7, 8, 9\}\) is \(\{1 , 2, 3, 4, 5, 6, 7, 8, 9\}\), because these numbers appear at least once in one of the two sets.