NIST

union

(definition)

Definition: The union of two sets is a set having all members in either set.

See also intersection, difference, complement.

Note: The union of {2, 3, 5} and {7, 5, 8} is {2, 3, 5, 7, 8}.

Author: PEB


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Entry modified 17 December 2004.
HTML page formatted Mon Feb 2 13:10:40 2015.

Cite this as:
Paul E. Black, "union", in Dictionary of Algorithms and Data Structures [online], Vreda Pieterse and Paul E. Black, eds. 17 December 2004. (accessed TODAY) Available from: http://www.nist.gov/dads/HTML/union.html