Free Algebras in Certain Varieties of Distributive Pseudocomplemented De Morgan Algebras
Hernando Gaitán · Mathematical logic quarterly · 1998
Abstract In this paper we characterize the join irreducible elements of the free algebras onnfree generators in the subvarieties of the varietyV0of pseudocomplemented De Morgan algebras satisfying the identityxx′* = (xx′*)′*.