ACTA MATHEMATICA UNIVERSITATIS COMENIANAE

Vol. 68,   2   (1999)
pp.   271-277

ON \bigf n-PERMUTABLE AND DISTRIBUTIVE AT $0$ VARIETIES
I. CHAJDA


Abstract.  Mal'cev conditions characterizing varieties which are $3$-permutable at $0$, distributive and $n$-permutable at $0$, and having weakly parallel classes, are presented. Every of these conditions is completed by an example of variety having this condition.

AMS subject classification.  08B10, 08B05
Keywords.  Distributivity at $0$, $n$-permutability at $0$, Mal'cev condition

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