A storage scheme for hierarchic structures
Author(s) -
W.F. Smyth
Publication year - 1974
Publication title -
the computer journal
Language(s) - English
Resource type - Journals
eISSN - 1460-2067
pISSN - 0010-4620
DOI - 10.1093/comjnl/17.2.152
Subject(s) - scheme (mathematics) , representation (politics) , hierarchy , computer science , tree (set theory) , binary tree , descent (aeronautics) , theoretical computer science , binary number , algorithm , data structure , topology (electrical circuits) , mathematics , arithmetic , combinatorics , programming language , mathematical analysis , engineering , politics , political science , economics , law , market economy , aerospace engineering
The representation of a tree by a right-threaded binary tree, as described for example by Knuth (1968, pp. 332 ff), is extended to permit representation of ‘hierarchic structures’ (directed graphs without circuits). This representation corresponds to a compact storage scheme useful both for ascent and descent of the hierarchy.
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