On varieties of combinatorial inverse semigroups II.
J. Kadourek (1992)
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J. Kadourek (1992)
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M.I. Klun (1975)
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F. Pastijn (1982)
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H. Subramanian, T.R. Sundararaman (1974)
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C.C. Edmunds (1980)
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F.W. Roush, K.H. Kim (1978)
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K. Denecke, S.L. Wismath (1994)
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A.N. Petrov (1983)
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Avapa Chantasartrassmee, Jörg Koppitz (2005)
Discussiones Mathematicae - General Algebra and Applications
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he class of all M-solid varieties of a given type t forms a complete sublattice of the lattice ℒ(τ) of all varieties of algebrasof type t. This gives a tool for a better description of the lattice ℒ(τ) by characterization of complete sublattices. In particular, this was done for varieties of semigroups by L. Polák ([10]) as well as by Denecke and Koppitz ([4], [5]). Denecke and Hounnon characterized M-solid varieties of semirings ([3]) and M-solid varieties of groups were characterized...
K. Denecke, J. Koppitz (1994)
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R. Padmanabhan, H. Lakser, B. Wolk (1995)
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