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Revision difference : balanced tree
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A \emph{balanced tree } is a rooted tree where no leaf is much farther A \emph{balanced tree } is a rooted tree where no leaf is much farther
away from the root than any other leaf. away from the root than any other leaf.
Different balancing \PMlinkescapetext{schemes} allow different definitions of "much farther" and Different balancing schemes allow different definitions of "much farther" and
different amounts of work to keep them balanced. For an example, see binary tree. different amounts of work to keep them balanced. For an example, see binary tree.