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Last update: T_KA (29.04.2002)
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Last update: RNDr. Pavel Zakouřil, Ph.D. (05.08.2002)
C. Choffrut and J. Karhumäki, Combinatorics on words, in: Handbook of Formal Languages (G. Rozenberg and A. Salomaa, eds.), vol. I, Springer-Verlag, Berlin Heidelberg 1997, pp. 329-438.
T. Harju and J. Karhumäki, Morphisms, in: Handbook of Formal Languages (G. Rozenberg and A. Salomaa, eds.), vol. I, Springer-Verlag, Berlin Heidelberg 1997, pp. 439-510.
M. Lothaire, Combinatorics on words, Addison-Wesley, Reading Masachusetts, 1983.
M. Lothaire, Algebraic Combinatorics on words, Cambridge University Press, 2002.
J. Berstel and D. Perrin, Theory of Codes, Academic Press, London 1985. |
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Last update: T_KA (14.05.2002)
1. Properties of submonoids of free monoids. Code. Rank of subsemigroup. F-semigroups. 2. Morphisms. Equation and its solution. Systems of equations and equivalent subsystems. Compactness Theorem. ( "Ehrenfeucht's conjecture"). 3. Test sets. Existence of a finite test set. Equivalence with the Compactness Theorem. 4. Post Correspondence Problem (PCP) and its modofications. Binary equality sets and their structure. Regular equality sets.
Literature:
C. Choffrut and J. Karhumäki, Combinatorics on words, in: Handbook of Formal Languages (G. Rozenberg and A. Salomaa, eds.), vol. I, Springer-Verlag, Berlin Heidelberg 1997, pp. 329-438.
T. Harju and J. Karhumäki, Morphisms, in: Handbook of Formal Languages (G. Rozenberg and A. Salomaa, eds.), vol. I, Springer-Verlag, Berlin Heidelberg 1997, pp. 439-510.
M. Lothaire, Combinatorics on words, Addison-Wesley, Reading Masachusetts, 1983.
M. Lothaire, Algebraic Combinatorics on words, Cambridge University Press, 2002.
J. Berstel and D. Perrin, Theory of Codes, Academic Press, London 1985. |