Results 1 to 10 of about 15,607 (160)

Rough sets models inspired by supra-topology structures. [PDF]

open access: bronzeArtif Intell Rev, 2023
Our aim of writing this manuscript is to found novel rough-approximation operators inspired by an abstract structure called "supra-topology". This approach is more relaxed than topological ones and extends the scope of applications because an intersection condition of topology is dispensed.
Al-Shami TM, Alshammari I.
europepmc   +5 more sources

Extracting some supra topologies from the topology of a topological space using stacks [PDF]

open access: greenAUT Journal of Mathematics and Computing, 2022
A collection $\mu$ of subsets of a nonempty set $X$ is a supra topology on $X$ whenever $\emptyset$ and $X$ belong to $\mu$, and also $\mu$ is closed under arbitrary unions. Also, a nonempty collection $\mathcal{S}$ of nonempty subsets of a nonempty set $
Amin Talabeigi
doaj   +2 more sources

A Novel Approach: Neutro-Spot Topology and Its Supra Topology with Separation Axioms and Computing the Impact on COVID-19 [PDF]

open access: greenNeutrosophic Sets and Systems, 2020
Neutrosophic soft set is a parametric set of uncertainty, whereas the neutrosophic soft point is an exceptional type of it which used highly to explore the separation axioms.
Chinnadurai Verappan, Sindhu M. P.
doaj   +3 more sources

Bipolar Fuzzy Supra Topological Spaces

open access: yesSakarya Üniversitesi Fen Bilimleri Enstitüsü Dergisi, 2022
In the present work, we introduce bipolar fuzzy supra topological space as a generalization of fuzzy supra topological space, investigate the basic properties, give the concepts of interior and closure and encouraged them by examples and counterexamples.
Hami Malkoç, Banu Pazar Varol
doaj   +4 more sources

β*-Regular supra topological spaces

open access: yesWasit Journal for Pure Sciences, 2022
Form the series of generalization of the topic of supra topology is the generalization  of separation axioms .  In this paper we have been introduced (S * - SS *) regular spaces .
Ehab A. Ghaloob, Afraa R. Sadek
doaj   +2 more sources

NEW SUPRA TOPOLOGIES FROM OLD VIA IDEALS

open access: greenJournal of New Theory, 2015
In this paper, we define a supra topology obtained as an associated structure on a supratopological space (X, τ ) induced by an ideal on X.
Ali Kandil   +3 more
doaj   +2 more sources

Supra Rough Membership Relations and Supra Fuzzy Digraphs on Related Topologies

open access: diamondIraqi Journal of Science, 2020
The primary aim of this paper is to present two various standpoints to define generalized membership relations, and state the implication between them, in order to categorize the digraphs and assist for their gauge exactness and roughness. In addition, we define several kinds of fuzzy digraphs.
Samah Sarmad, Y. Y. Yousif
openalex   +3 more sources

New Open Sets in N-Neutrosophic Supra Topological Spaces [PDF]

open access: yesNeutrosophic Sets and Systems, 2020
The neutrosophic set is an imprecise set to deal the concepts of uncertainty, vagueness and irregularity, which consists of three independent functions called truth-membership, indeterminacy-membership and falsity-membership.
G.Jayaparthasarathy   +3 more
doaj   +1 more source

G-Supra and G-Infra space

open access: yesRatio Mathematica, 2023
The main idea of this paper is to generate supra and infra topologies from simple undirected graphs. For this, we have introduced two new operators namely supra and infra operators which are defined on the power set of the vertex set of a graph. Moreover,
Sutha Devi, Eswari K
doaj   +1 more source

Some Result on Supra Separation Axioms via Graph Theory

open access: yesTikrit Journal of Pure Science, 2022
The Concepts of supra topological graph and introduces of class supra separation axioms on supra topological graph (supra gT0, supra gT1,supra gT2,supra gT3,supra gT4), many relations among them were studied. Gave results for them.
Fatima Ibrahim Fathi   +2 more
doaj   +1 more source

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