Abstract
We establish conditions under which the fact that all congruences of two unars (universal algebras with one unary operation) are convergent implies the convergence of manifolds and quasimanifolds generated by these unars.
References
D. Jakubikova-Studenovská, “On congruence relations of monounary algebras. 1,” Czech. Math. J., 32, 37–459 (1982).
D. Jakubikova-Studenovská, “On congruence relations of monounary algebras 2,” Czech. Math. J., 33, 448–466 (1983).
Additional information
Kharkov University, Kharkov. Translated from Ukrainskii Matematicheskii Zhurnal, Vol. 49, No. 6, pp. 852–856, June, 1997.
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Kurinnyi, G.C. Congruences and quasiidentities on unars. Ukr Math J 49, 953–959 (1997). https://doi.org/10.1007/BF02513437
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DOI: https://doi.org/10.1007/BF02513437