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On infinite words obtained by iterating morphisms. (English) Zbl 0492.68059

68Q45 Formal languages and automata
68Q42 Grammars and rewriting systems
20M05 Free semigroups, generators and relations, word problems
20M35 Semigroups in automata theory, linguistics, etc.
Full Text: DOI
[1] Culik, K., The ultimate equivalence problem for DOL systems, Acta informat., 10, 79-84, (1976) · Zbl 0385.68060
[2] Culik, K., Homomorphisms: decidability, equality and test sets, (), Santa Barbara
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[4] Eilenberg, S., Automata, languages and machines, Vol. A, (1974), Academic Press New York · Zbl 0317.94045
[5] Linna, M., The decidability of the DOL prefix problem, Internat. J. comput. math., 6, 127-142, (1977) · Zbl 0358.68114
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[7] Rozenberg, G.; Salomaa, A., The mathematical theory of L systems, (1980), Academic Press New York · Zbl 0365.68072
[8] Salomaa, A., Formal languages, (1973), Academic Press New York · Zbl 0262.68025
[9] Salomaa, A., Comparative decision problems between sequential and parallel rewriting, Proc. symposium uniformly structured automata and logic, 62-66, (1975), Tokyo
[10] Salomaa, A., Morphisms of free monoids and language theory, (), in Santa Barbara
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[12] Thue, A., Uber unendliche zeichenreihen, Videnskapsselsk. skrifter kristiania, 1-22, (1906) · JFM 39.0283.01
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