Definition: A graph with no path that starts and ends at the same vertex.
Generalization (I am a kind of ...)
Specialization (... is a kind of me.)
directed acyclic graph, tree.
See also cycle, feedback edge set, feedback vertex set.
Note: An acyclic undirected graphic is like a tree.
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Entry modified 19 April 2004.
HTML page formatted Fri Mar 25 16:20:34 2011.
Cite this as:
Paul E. Black, "acyclic graph", in Dictionary of Algorithms and Data Structures [online], Paul E. Black, ed., U.S. National Institute of Standards and Technology. 19 April 2004. (accessed TODAY) Available from: http://www.nist.gov/dads/HTML/acyclicgraph.html