Definition: A vertex whose deletion along with incident edges results in a graph with more components than the original graph.
Also known as articulation point.
See also connected components, biconnected graph.
Note: After Algorithms and Theory of Computation Handbook, page 6-6, Copyright © 1999 by CRC Press LLC. Appearing in the Dictionary of Computer Science, Engineering and Technology, Copyright © 2000 CRC Press LLC.
With input from Paul Tanenbaum <email@example.com> (3 Sept 2002).
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:
Algorithms and Theory of Computation Handbook, CRC Press LLC, 1999, "cut vertex", 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/cutvertex.html