ArticleOriginal scientific text

Title

Homomorphisms of unary algebras and of their expansions

Authors 1, 2, 3

Affiliations

  1. Department of Mathematics, University of Hawaii, Honolulu, Hawaii 96822, U.S.A.
  2. Department of Mathematics, University of Manitoba, Winnipeg, Manitoba, Canada R3T 2N2
  3. MÚUK, Sokolovská 83, 186 00 Praha 8, Czechoslovakia

Keywords

simultaneous representation, algebra, reduct

Bibliography

  1. E. Graczyńska, A generalization of Płonka sums, Fund. Math. 120 (1984), 53-62.
  2. Z. Hedrlín and A. Pultr, On full embeddings of categories of algebras, Illinois J. Math. 10 (1966), 392-406.
  3. B. Jónsson and E. Nelson, Relatively free products in regular varieties, Algebra Universalis 4 (1974), 14-19.
  4. M. Petrich, J. Sichler and V. Trnková, Simultaneous representations in categories of algebras, ibid. 27 (1990), 426-453.
  5. J. Płonka, On the sum of a direct system of universal algebras with nullary polynomials, ibid. 19 (1984), 197-207.
  6. A. Pultr and V. Trnková, Combinatorial, Algebraic and Topological Representations of Groups, Semigroups and Categories, North-Holland, Amsterdam 1980.
  7. J. Sichler, Testing categories and strong universality, Canad. J. Math. 25 (1973), 370-385.
  8. P. Vopěnka, A. Pultr and Z. Hedrlín, A rigid relation exists on any set, Comment. Math. Univ. Carolin. 6 (1965), 149-155.
Pages:
79-92
Main language of publication
English
Received
1991-12-02
Published
1993
Exact and natural sciences