© 1988 by British Computer Society
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A Simple Algorithm for Generating Non-regular Trees in Lexicographic Order
Department of Computer Science, The University of Western Australia, Nedlands, WA 6009, Australia
A one-to-one correspondence between a set of non-regular trees that have ni internal nodes each with ki sons, for 1
i
t, and (m+1) leaves and a set of feasible codewords that have ni occurrences of ki, for 1
i
t, and m occurrences of 0 is proved to be isotone, where
[equation: see PDF]
A simple and efficient algorithm for generating a set of non-regular trees in lexicographic order is presented.
Received April 1986. revised July 1986.
* Department of Computer Science, The University of Western Australia, Nedlands, WA 6009, Australia