Results 21 to 30 of about 3,587 (294)

On an equivalence of fuzzy subgroups III [PDF]

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 2001
This paper is the third in a series of papers studying equivalence classes of fuzzy subgroups of a given group under a suitable equivalence relation. We introduce the notion of a pinned flag in order to study the operations sum, intersection and union, and their behavior with respect to the equivalence.
V. Murali, B. B. Makamba
openaire   +4 more sources

A Study of Normal Fuzzy Subgroups and Characteristic Fuzzy Subgroups of a Fuzzy Group [PDF]

open access: yesFuzzy Information and Engineering, 2012
\textit{A. Rosenfeld} [in J. Math. Anal. Appl. 35, 512-517 (1971; Zbl 0194.05501)] initiated the study of fuzzy group theory by introducing the concepts of fuzzy subgroupoids and fuzzy subgroups. Then, several authors studied the notion of fuzzy normal subgroups.
Ajmal, Naseem, Jahan, Iffat
openaire   +1 more source

Evolving temporal fuzzy itemsets from quantitative data with a multi-objective evolutionary algorithm [PDF]

open access: yes, 2011
We present a novel method for mining itemsets that are both quantitative and temporal, for association rule mining, using multi-objective evolutionary search and optimisation.
Gongora, Mario A.   +9 more
core   +1 more source

Cartesian product of intuitionistic fuzzy subgroups [PDF]

open access: yesNotes on IFS
Fuzzy sets have become fundamental tools for addressing uncertainty and ambiguity across a wide range of scientific disciplines. A significant development within fuzzy set theory is the emergence of fuzzy subgroups, which adapt fuzzy set principles to ...
Saman Abdurrahman
doaj   +1 more source

Introduction to Plithogenic Hypersoft Subgroup [PDF]

open access: yesNeutrosophic Sets and Systems, 2020
In this article, some essential aspects of plithogenic hypersoft algebraic structures have been analyzed. Here the notions of plithogenic hypersoft subgroups i.e. plithogenic fuzzy hypersoft subgroup, plithogenic intuitionistic fuzzy hypersoft subgroup,
Sudipta Gayen   +5 more
doaj   +1 more source

A Comprehensive Study on Pythagorean Fuzzy Normal Subgroups and Pythagorean Fuzzy Isomorphisms [PDF]

open access: yes, 2022
The Pythagorean fuzzy set is an extension of the intuitionistic fuzzy set used to handle uncertain circumstances in various decisions making problems. Group theory is a mathematical technique for dealing with problems of symmetry.
Abdul Razaq   +3 more
core   +1 more source

An immune symbiotic evolution learning for compensatory neural fuzzy networks and its applications [PDF]

open access: yes, 2011
This study presents an efficient immune symbiotic evolution learning algorithm for the compensatory neural fuzzy network (CNFN). The proposed immune symbiotic evolution learning method (ISEL) includes three major components initial population, subgroup ...
Cheng-Hung Chen   +5 more
core   +1 more source

A Novel Applications of Complex Intuitionistic Fuzzy Sets in Group Theory

open access: yesIEEE Access, 2020
In this paper, we initiate the novel concept of complex intuitionistic fuzzy subgroups and prove that every complex intuitionistic fuzzy subgroup generates two intuitionistic fuzzy subgroups. We extend this ideology to define the concept of level subsets
Muhammad Gulzar   +3 more
doaj   +1 more source

Picture Fuzzy Subgroup

open access: yesKragujevac Journal of Mathematics, 2023
Picture fuzzy subgroup of a crisp group is established here and some properties connected to it are investigated. Also, normalized restricted picture fuzzy set, conjugate picture fuzzy subgroup, picture fuzzy coset, picture fuzzy normal subgroup and the order of picture fuzzy subgroup are defined.
Dogra, Shovan, Pal, Madhumangal
openaire   +2 more sources

Certain Structure of Lagrange’s Theorem with the Application of Interval-Valued Intuitionistic Fuzzy Subgroups

open access: yesJournal of Function Spaces, 2022
This paper presents the concept of an interval-valued intuitionistic fuzzy subgroup defined on interval-valued intuitionistic fuzzy sets. We study some of the fundamental algebraic properties of interval-valued intuitionistic fuzzy cosets and interval ...
Doha A. Kattan, Maria Amin, Abdul Bariq
doaj   +1 more source

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