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Codes générateurs minimaux de langages de mots bi-infinis

Published online by Cambridge University Press:  15 April 2002

Jeanne Devolder*
Affiliation:
Laboratoire de Statistique et Probabilités, F.R.E. CNRS 2222, Université des Sciences et Technologies de Lille, bâtiment M2, 59655 Villeneuve-d'Ascq, France ; ([email protected])
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Abstract

In this paper we give two families of codes which are minimal generators of biinfinite languages: the family of very thin codes (which contains the rational codes) and another family containing the circular codes. We propose the conjecture that all codes are minimal generators.

Type
Research Article
Copyright
© EDP Sciences, 2000

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References

J. Berstel et D. Perrin, Theory of codes. Academic Press, Orlando (1985).
D. Beauquier, Automates sur les mots bi-infinis. Thesis, University of Paris VII, France (1986).
V. Bruyère, Codes, Chapter 7, Algebraic Combinatorics on words, edited by M. Lothaire (to appear).
J. Devolder, Comportement des codes vis-à-vis des mots infinis et bi-infinis. Théorie des Automates et Applications, edited by D. Krob. Rouen, France (1991) 75-90.
Devolder, J. et Litovsky, I., Finitely generated bi $\omega$ -langages. Theoret. Comput. Sci. 85 (1991) 33-52. CrossRef
Devolder, J. et Timmerman, E., Finitary codes for biinfinite words. RAIRO: Theoret. Informatics Appl. 26 (1992) 363-386.
Devolder, J., Precircular codes and periodic bi-infinite words. Inform. and Comput. 107 (1993) 185-201. CrossRef
J. Devolder, Codes, mots infinis et bi-infinis. Ph.D. Thesis, University of Lille I, France (1993).
Devolder, J., Latteux, M., Litovsky, I. et Staiger, L., Codes and infinite words. Acta Cybernet. 11 (1994) 241-256.
Gire, F. et Nivat, M., Langages algébriques de mots bi-infinis. Theoret. Comput. Sci. 86 (1991) 277-323. CrossRef
Lassez, J.-L., Circular codes and synchronisation. Internat. J. Comput. Inform. Sci. 5 (1976) 201-208. CrossRef
Litovsky, I., Prefix-free languages as $\omega$ -generators. Inform. Process. Lett. 37 (1991) 61-65. CrossRef
M. Nivat et D. Perrin, Ensembles reconnaissables de mots bi-infinis, in Proc. 14e ACM Symp. on Theory of Computing, Vol. 005 (1982) 47-59.