(definition)
Definition: A function that always gives the same value.
See also 0-ary function, unary function, binary function, n-ary function.
Note: A 0-ary or nullary function that is pure (no state or interactions with external variables) must be a constant function.
Author: PEB
If you have suggestions, corrections, or comments, please get in touch with Paul E. Black.
Entry modified 17 December 2004.
HTML page formatted Fri Mar 25 16:20:34 2011.
Cite this as:
Paul E. Black, "constant function", in
Dictionary of Algorithms and Data
Structures [online], Paul E. Black, ed.,
U.S. National Institute of
Standards and Technology. 17 December 2004. (accessed TODAY)
Available from: http://www.nist.gov/dads/HTML/constantfunc.html
