TREE GENERATING REGULAR SYSTEMS

被引:128
作者
BRAINERD, WS
机构
[1] Department of Mathematics, Naval Postgraduate School, Monterey
来源
INFORMATION AND CONTROL | 1969年 / 14卷 / 02期
关键词
D O I
10.1016/S0019-9958(69)90065-5
中图分类号
TP301 [理论、方法];
学科分类号
081202 ;
摘要
Trees are defined as mappings from tree structures (in the graph-theoretic sense) into sets of symbols. Regular systems are defined in which the production rules are of the form Φ → ψ, where Φ and ψ are trees. An application of a rule involves replacing a subtree Φ by the tree ψ. The main result is that the sets of trees generated by regular systems are exactly those that are accepted by tree automata. This generalizes a theorem of BÜchi, proved for strings. © 1969 Academic Press, Inc.
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页码:217 / &
相关论文
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