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Viewing Version 4 of 'AVL tree'
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Title of object: AVL tree
Canonical Name: AVLTree
Type: Definition

Created on: 2003-02-01 10:11:43.444808-05
Modified on: 2003-02-12 18:27:55.49503-05

Creator: Thomas Heye
Modifier: Thomas Heye
Author: Thomas Heye

Classification: msc:05C75

Preamble:

% this is the default PlanetMath preamble. as your knowledge
% of TeX increases, you will probably want to edit this, but
% it should be fine as is for beginners.
% almost certainly you want these
\usepackage{amssymb}
\usepackage{amsmath}
\usepackage{amsfonts}
% used for TeXing text within eps files
%\usepackage{psfrag}
% need this for including graphics (\includegraphics)
%\usepackage{graphicx}
% for neatly defining theorems and propositions
%\usepackage{amsthm}
% making logically defined graphics
%\usepackage{xypic}
% there are many more packages, add them here as you need them
% define commands here
Content:

An AVL tree is A balanced binary search tree where the height of the two
subtrees (children) of a node differs by at most one. Look-up, insertion, and
deletion are $O( \ln{n})$, where $n$ is the number of nodes in the tree.
The structure is named for the inventors, Adelson-Velskii and Landis (1962).