Discussiones
Mathematicae General Algebra and Applications 21(2) (2001) 129-137
doi: 10.7151/dmgaa.1033
Anna Kartashova
Department of Algebra and Geometry
Volgograd Pedagogical University
Eletskaya 7-177, 400120 Volgograd, Russia
e-mail:
kvk@vspu.ru
Keywords: unar, lattice of topologies, lattice of congruences.
2000 Mathematics Subject Classification: 08A60, 22A30, 08A30.
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Received 27 November 2000
Revised 14 December 2001