Results 51 to 60 of about 1,853 (178)

The Relations between Residuated Frames and Residuated Connections

open access: yesMathematics, 2020
We introduce the notion of (dual) residuated frames as a viewpoint of relational semantics for a fuzzy logic. We investigate the relations between (dual) residuated frames and (dual) residuated connections as a topological viewpoint of fuzzy rough sets ...
Yong Chan Kim, Ju-Mok Oh
doaj   +1 more source

The Reticulation of a Universal Algebra [PDF]

open access: yes, 2017
The reticulation of an algebra $A$ is a bounded distributive lattice ${\cal L}(A)$ whose prime spectrum of filters or ideals is homeomorphic to the prime spectrum of congruences of $A$, endowed with the Stone topologies.
Georgescu, George, Mureşan, Claudia
core   +2 more sources

Cancellative residuated lattices [PDF]

open access: yesAlgebra Universalis, 2003
A residuated lattice is a structure \({\mathbf L}=\langle L,\wedge ,\vee ,\cdot ,e,\backslash ,/ \rangle \) such that \(\langle L,\wedge ,\vee \rangle \) is a lattice, \(\langle L,\cdot ,e \rangle \) is a monoid and for all \(a,b,c\in L\), \(a\cdot b\leq c\)\ \ iff\ \ \(a\leq c/b\)\ \ iff\ \ \(b\leq a\backslash c\). \(\mathbf L\) is called cancellative
Bahls, P.   +4 more
openaire   +1 more source

Mp- and purified residuated lattices

open access: yesSoft Computing, 2022
Abstract In this paper, a combination of algebraic and topological methods is applied to obtain new and structural results on mp and purified residuated lattices. It is demonstrated that mp-residuated lattices strongly tied up with the dual hull-kernel topology.
Saeed Rasouli, Amin Dehghani
openaire   +1 more source

Annihilators in Universal Algebras: A New Approach

open access: yesJournal of Mathematics, Volume 2020, Issue 1, 2020., 2020
The purpose of this paper is to study annihilators and annihilator ideals in a more general context; in universal algebras.
Gezahagne Mulat Addis, Andrei V. Kelarev
wiley   +1 more source

Interval-valued algebras and fuzzy logics [PDF]

open access: yes, 2010
In this chapter, we present a propositional calculus for several interval-valued fuzzy logics, i.e., logics having intervals as truth values. More precisely, the truth values are preferably subintervals of the unit interval.
Cornelis, Chris   +2 more
core   +2 more sources

Co-stone Residuated Lattices [PDF]

open access: yes2010 40th IEEE International Symposium on Multiple-Valued Logic, 2010
33 ...
openaire   +2 more sources

Generalized Hesitant Fuzzy Ideals in Semigroups

open access: yesJournal of Mathematics, Volume 2020, Issue 1, 2020., 2020
In this paper, as a generalization of the concepts of hesitant fuzzy bi‐ideals and hesitant fuzzy right (resp. left) ideals of semigroups, the concepts of hesitant fuzzy (m, n)‐ideals and hesitant fuzzy (m, 0)‐ideals (resp. (0, n)‐ideals) are introduced.
G. Muhiuddin   +4 more
wiley   +1 more source

Kernels of Residuated Maps as Complete Congruences in Lattices

open access: yesInternational Journal of Computational Intelligence Systems, 2020
In a context of lattice-valued functions (also called lattice-valued fuzzy sets), where the codomain is a complete lattice L, an equivalence relation defined on L by the equality of related cuts is investigated.
Branimir Šešelja, Andreja Tepavčević
doaj   +1 more source

Coalgebraic completeness-via-canonicity for distributive substructural logics [PDF]

open access: yes, 2016
We prove strong completeness of a range of substructural logics with respect to a natural poset-based relational semantics using a coalgebraic version of completeness-via-canonicity.
Dahlqvist, Fredrik, Pym, David
core   +2 more sources

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