Definition: Any of a set of computational problems with the same bounds (Θ(n)) on time and space, for deterministic and nondeterministic machines.
Specialization (... is a kind of me.)
P, NP, NP-complete, NP-hard, BPP, canonical complexity class.
Aggregate child (... is a part of or used in me.)
See also big-O notation.
Note: From Algorithms and Theory of Computation Handbook, page 27-2, Copyright © 1999 by CRC Press LLC. Appearing in the Dictionary of Computer Science, Engineering and Technology, Copyright © 2000 CRC Press LLC.
Scott Aaronson's Complexity Zoo
If you have suggestions, corrections, or comments, please get in touch with Paul Black.
Entry modified 9 September 2013.
HTML page formatted Mon Feb 2 13:10:39 2015.
Cite this as:
Algorithms and Theory of Computation Handbook, CRC Press LLC, 1999, "complexity class", in Dictionary of Algorithms and Data Structures [online], Vreda Pieterse and Paul E. Black, eds. 9 September 2013. (accessed TODAY) Available from: http://www.nist.gov/dads/HTML/complexityClass.html