Definition: A B-tree of order 4, that is, internal nodes have two, three, or four children.
Generalization (I am a kind of ...)
B-tree with m=4.
See also 2-3 tree.
If you have suggestions, corrections, or comments, please get in touch with Paul Black.
Entry modified 23 January 2004.
HTML page formatted Fri Feb 23 10:06:08 2018.
Cite this as:
Paul E. Black, "2-3-4 tree", in Dictionary of Algorithms and Data Structures [online], Vreda Pieterse and Paul E. Black, eds. 23 January 2004. (accessed TODAY) Available from: https://www.nist.gov/dads/HTML/two34tree.html