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                                       Details for article 11 of 22 found articles
 
 
  On One-Rule Grid Semi-Thue Systems
 
 
Title: On One-Rule Grid Semi-Thue Systems
Author: Latteux, Michel
Roos, Yves
Appeared in: Fundamenta informaticae
Paging: Volume 116 (2012) nr. 1-4 pages 189-204
Year: 2012-05-16
Contents: The family of one-rule grid semi-Thue systems, introduced by Alfons Geser, is the family of one-rule semi-Thue systems such that there exists a letter c that occurs as often in the left-hand side as the right-hand side of the rewriting rule. We prove that for any one-rule grid semi-Thue system S, the set S(w) of all words obtainable from w using repeatedly the rewriting rule of S is a constructible context-free language. We also prove the regularity of the set Loop(S) of all words that start a loop in a one-rule grid semi-Thue systems S.
Publisher: IOS Press
Source file: Elektronische Wetenschappelijke Tijdschriften
 
 

                             Details for article 11 of 22 found articles
 
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