Homomorphisms of unary algebras and of their expansions

• Autorzy: W. A. Lampe , J. Sichler , V. Trnková
• Języki publikacji: EN

Słowa kluczowe

EN

simultaneous representation; algebra; reduct

• Wydawca: Institute of Mathematics Polish Academy of Sciences
• Czasopismo: Colloquium Mathematicum
• Rocznik: 1993
• Tom: 64
• Numer: 1
• Strony: 79-92

Daty

wydano

1993

otrzymano

1991-12-02

Twórcy

autor

W. A. Lampe

• Department of Mathematics, University of Hawaii, Honolulu, Hawaii 96822, U.S.A.

autor

J. Sichler

• Department of Mathematics, University of Manitoba, Winnipeg, Manitoba, Canada R3T 2N2

autor

V. Trnková

• MÚUK, Sokolovská 83, 186 00 Praha 8, Czechoslovakia

Bibliografia

• [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.