Results 11 to 20 of about 72,314 (204)

Implication Functions in Interval-Valued Fuzzy Set Theory [PDF]

open access: yes, 2013
Interval-valued fuzzy set theory is an extension of fuzzy set theory in which the real, but unknown, membership degree is approximated by a closed interval of possible membership degrees. Since implications on the unit interval play an important role in fuzzy set theory, several authors have extended this notion to interval-valued fuzzy set theory ...
Glad Deschrijver
openaire   +3 more sources

INTERVAL-VALUED FUZZY m-SEMIOPEN SETS AND INTERVAL-VALUED FUZZY m-PREOPEN SETS ON INTERVAL-VALUED FUZZY MINIMAL SPACES [PDF]

open access: yesHonam Mathematical Journal, 2009
We introduce the concepts of IVF m-semiopen sets, IVF m-preopen sets, IVF m-semicontinuous mappings and IVF m-precontinuous mappings on interval-valued fuzzy minimal spaces. We investigate characterizations of IVF m-semicontinuous mappings and IVF m-precontinuous mappings and study properties of IVF m-semiopen sets and IVF m-preopen sets.
Won-Keun Min   +2 more
openaire   +1 more source

Strong Interval – Valued Pythagorean Fuzzy Soft Graphs

open access: yesRatio Mathematica, 2023
A Strong interval – valued Pythagorean fuzzy soft sets (SIVPFSS) an extending the theory of Interval-valued Pythagorean fuzzy soft set (IVPFSS). Then we Propose Strong interval valued Pythagorean fuzzy soft graphs (SIVPFSGs).
Mohammed Jabarulla Mohamed   +1 more
doaj   +1 more source

Interval-valued Level Cut Sets of Fuzzy Set [PDF]

open access: yesFuzzy Information and Engineering, 2011
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Yuan, Xue-Hai   +2 more
openaire   +1 more source

An Algebraic Approach to Modular Inequalities Based on Interval-Valued Fuzzy Hypersoft Sets via Hypersoft Set-Inclusions

open access: yesJournal of Function Spaces, 2022
Interval-valued fuzzy hypersoft set is an emerging field of study which is projected to address the limitations of interval-valued fuzzy soft set for the entitlement of multiargument approximate function.
Atiqe Ur Rahman   +4 more
doaj   +1 more source

Some Operations and Properties of the Cubic Intuitionistic Set with Application in Multi-Criteria Decision-Making

open access: yesMathematics, 2023
This paper proposes some operations on the cubic intuitionistic set along with useful properties. We propose the internal cubic intuitionistic set (ICIS), the external cubic intuitionistic set (ECIS), P-order, R-order order (P-(R-) order), P-union, R ...
Shahzad Faizi   +4 more
doaj   +1 more source

Interval-Valued H-Fuzzy Sets [PDF]

open access: yesInternational Journal of Fuzzy Logic and Intelligent Systems, 2010
We introduce the category IVSet(H) of interval-valued H-fuzzy sets and show that IVSet(H) satisfies all the conditions of a topological universe except the terminal separator property. And we study some relations among IVSet(H), ISet(H) and Set(H).
Keon-Chang Lee, Jeong-Gon Lee, Kul Hur
openaire   +1 more source

Interval Valued Intuitionistic Fuzzy β-Filters on β-Algebras

open access: yesInternational Journal of Analysis and Applications, 2022
This study establishes the concept of interval valued intuitionistic fuzzy (InVInF) β-filters on β-algebras and a few of its related properties are investigated. Some compelling results of interval valued fuzzy β-filters have been examined.
Kaliyaperumal Palanivel   +4 more
doaj   +1 more source

On Interval-Valued Hesitant Fuzzy Soft Sets [PDF]

open access: yesMathematical Problems in Engineering, 2015
By combining the interval-valued hesitant fuzzy set and soft set models, the purpose of this paper is to introduce the concept of interval-valued hesitant fuzzy soft sets. Further, some operations on the interval-valued hesitant fuzzy soft sets are investigated, such as complement, “AND,” “OR,” ring sum, and ring product operations.
Haidong Zhang   +2 more
openaire   +2 more sources

The α-interval valued fuzzy sets defined on α-interval valued set

open access: yesThermal Science, 2022
In this study, ?-interval valued set is defined whose elements are closed sub-intervals including ? of unit interval that is I = [0, 1]. With different order relation on this set, the properties of ?-interval valued set are examined. By the help of this order relation, it is shown that ?-interval valued set is complete lattice.
Gokhan Cuvalcioglu   +2 more
openaire   +1 more source

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