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Overlap Algebras: a Constructive Look at Complete Boolean Algebras [PDF]

open access: yesLogical Methods in Computer Science, 2020
The notion of a complete Boolean algebra, although completely legitimate in constructive mathematics, fails to capture some natural structures such as the lattice of subsets of a given set.
Francesco Ciraulo, Michele Contente
doaj   +5 more sources

Archimedean Atomic Lattice Effect Algebras with Complete Lattice of Sharp Elements [PDF]

open access: yesSymmetry, Integrability and Geometry: Methods and Applications, 2010
We study Archimedean atomic lattice effect algebras whose set of sharp elements is a complete lattice. We show properties of centers, compatibility centers and central atoms of such lattice effect algebras.
Zdenka Riecanová
doaj   +7 more sources

‎Lattices of (Generalized) Fuzzy Ideals in Double Boolean Algebras [PDF]

open access: yesTransactions on Fuzzy Sets and Systems, 2023
This paper develops the notion of fuzzy ideal and generalized fuzzy ideal on double Boolean algebra (dBa)‎. ‎According to Rudolf Wille‎, ‎a double Boolean algebra $\underline{D}:=(D‎, ‎\sqcap‎, ‎\sqcup‎, ‎\neg‎, ‎\lrcorner‎, ‎\bot‎, ‎\top)$ is an algebra
Fernand Kuiebove Pefireko
doaj   +1 more source

Boolean like algebras [PDF]

open access: yesEPiC Series in Computing, 2013
Using Vaggione's concept of central element in a double pointed algebra, weintroduce the notion of Boolean like variety as a generalisation ofBoolean algebras to an arbitrary similarity type. Appropriately relaxing therequirement that every element be central in any member of the variety, weobtain the more general class of semi-Boolean like varieties ...
Salibra, A   +3 more
openaire   +3 more sources

A Category of Ordered Algebras Equivalent to the Category of Multialgebras

open access: yesBulletin of the Section of Logic, 2023
It is well known that there is a correspondence between sets and complete, atomic Boolean algebras (\(\textit{CABA}\)s) taking a set to its power-set and, conversely, a complete, atomic Boolean algebra to its set of atomic elements.
Marcelo Esteban Coniglio   +1 more
doaj   +1 more source

Digital Circuit Design Utilizing Equation Solving over ‘Big’ Boolean Algebras [PDF]

open access: yesInternational Journal of Mathematical, Engineering and Management Sciences, 2018
A task frequently encountered in digital circuit design is the solution of a two-valued Boolean equation of the form h(X,Y,Z)=1, where h: B_2^(k+m+n)→ B_2 and X,Y, and Z are binary vectors of lengths k, m, and n, representing inputs, intermediary values,
Ali Muhammad Ali Rushdi, Waleed Ahmad
doaj   +1 more source

Fuzzy n-fold obstinate ideals in mv -algebras [PDF]

open access: yesJournal of Hyperstructures, 2019
. In this paper, we introduce the notion of n-fold Boolean ideals of an MV -algebra and consider the quotient algebras induced by n-fold Boolean ideals. Also we prove that I is a n-fold Boolean ideal of an MV -algebra if and only if A/I is a n+1-bounded ...
Fereshteh Forouzesh
doaj   +1 more source

The three types of normal sequential effect algebras [PDF]

open access: yesQuantum, 2020
A sequential effect algebra (SEA) is an effect algebra equipped with a $\textit{sequential product}$ operation modeled after the Lüders product $(a,b)\mapsto \sqrt{a}b\sqrt{a}$ on C$^*$-algebras.
Abraham Westerbaan   +2 more
doaj   +1 more source

De Morgan Functions and Free De Morgan Algebras

open access: yesDemonstratio Mathematica, 2014
It is commonly known that the free Boolean algebra on n free generators is isomorphic to the Boolean algebra of Boolean functions of n variables. The free bounded distributive lattice on n free generators is isomorphic to the bounded lattice of monotone ...
Movsisyan Yu. M.   +2 more
doaj   +1 more source

Mutually Exclusive Nuances of Truth in Moisil Logic [PDF]

open access: yesScientific Annals of Computer Science, 2015
Moisil logic, having as algebraic counterpart Łukasiewicz-Moisil algebras, provides an alternative way to reason about vague information based on the following principle: a many-valued event is characterized by a family of Boolean events.
D. Diaconescu, I. Leuștean
doaj   +1 more source

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