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Free Łukasiewicz implication algebras
(Springer, 2008-06)
Łukasiewicz implication algebras are the {→,1}-subreducts of MV- algebras. They are the algebraic counterpart of Super-Łukasiewicz Implicational Logics investigated in Komori (Nogoya Math J 72:127-133, 1978). In this paper ...
Quasivarieties and congruence permutability of Lukasiewicz implication algebras
(Springer, 2011-07)
In this paper we study some questions concerning Łukasiewicz implication algebras. In particular, we show that every subquasivariety of Łukasiewicz implication algebras is, in fact, a variety. We also derive some ...
Algebraic functions in Łukasiewicz implication algebras
(World Scientific, 2016-03)
In this article we study algebraic functions in {→, 1}-subreducts of MV-algebras, also known as Łukasiewicz implication algebras. A function is algebraic on an algebra A if it is definable by a conjunction of equations on ...
Decomposability of free Łukasiewicz implication algebras
(Springer, 2006-11)
Łukasiewicz implication algebras are {→,1}-subreducts of Wajsberg algebras (MV-algebras). They are the algebraic counterpart of Super-Łukasiewicz Implicational logics investigated in Komori, Nogoya Math J 72:127-133, 1978. ...
Implicative subreducts of MV-algebras: free and weakly projective objects
(Birkhauser Verlag Ag, 2017-12)
In this article, we explore in some detail the free and weakly projective objects of the variety of Łukasiewicz implication algebras (the implicative subreducts of MV-algebras). We review the two already known descriptions ...
Monadic MV-algebras II: Monadic implicational subreducts
(Springer, 2014-03)
In this paper, we study the class of all monadic implicational subreducts, that is, the {→, ∀, 1}-subreducts of the class of monadic MV-algebras. We prove that this class is an equational class, which we denote by ML, and ...
I3-∇ algebras
(Universidad Nacuional de Colombia; Sociedad Colombiana de matemáticas, 1983)
In this note we present an algebraic study of a fragment of the three-valued propositional calculus of Lukasiewicz, that is, we study from an algebraic standpoint the three-valued calculus where the characteristic matrix ...