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Lattices freely generated by posets within a variety. Part II: Finitely generated varieties
Jean Yves Semegni, Marcel Wild
This article is the second part of an essay dedicated to lattices freely generated by posets within a variety. The first part dealt with four easy varieties while this part is conc…
math.CO2010
Lattices freely generated by posets within a variety. Part I: Four easy varieties
Jean Yves Semegni, Marcel Wild
We introduce an algorithm for computing closure systems derived from a family of implications on a set. Semilattices presentations are explored and used in conjunction with the alg…