Jaroslav Jezek, MFF UK, Sokolovska 83, 186 75 Praha 8, e-mail: jezek@karlin.mff.cuni.cz; Vaclav Slavik, Czech Agricultural University, Kamycka 129, 165 21 Praha 6, e-mail: slavik@tf.czu.cz
Abstract: We prove that the lattice of varieties contains almost no compact elements.
Keywords: variety, lattice, compact element
Classification (MSC 2000): 08B15
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