Definition: A Turing machine that is capable of simulating any other Turing machine by encoding the latter.
See also alternating Turing machine, nondeterministic Turing machine, oracle Turing machine, probabilistic Turing machine.
Note: From Algorithms and Theory of Computation Handbook, pages 24-19 and 26-20, Copyright © 1999 by CRC Press LLC. Appearing in the Dictionary of Computer Science, Engineering and Technology, Copyright © 2000 CRC Press LLC.
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Entry modified 17 December 2004.
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Cite this as:
Algorithms and Theory of Computation Handbook, CRC Press LLC, 1999, "universal Turing machine", in Dictionary of Algorithms and Data Structures [online], Vreda Pieterse and Paul E. Black, eds. 17 December 2004. (accessed TODAY) Available from: https://www.nist.gov/dads/HTML/universalTur.html