Data Structures and Algorithms
with Object-Oriented Design Patterns in Java 
The class BinarySearchTree introduced in Program 
represents binary search trees.
Since binary trees and binary search trees are topologically similar,
the BinarySearchTree class extends the BinaryTree
introduced in Program .
In addition, because it represents search trees,
the BinarySearchTree class
implements the SearchTree interface
defined in Program .
Program: BinarySearchTree class.
Copyright © 1998 by Bruno R. Preiss, P.Eng. All rights reserved.