Results 21 to 30 of about 5,068,812 (361)

Picture fuzzy topological spaces and associated continuous functions

open access: yesAIMS Mathematics, 2022
This paper describes a study of picture fuzzy topological spaces. We prove some basic results related to picture fuzzy sets together with the introduction of new notions such as the rank, picture fuzzy base and picture fuzzy sub-base of picture fuzzy ...
Abdul Razaq   +3 more
doaj   +1 more source

Minimal Topological Spaces [PDF]

open access: bronzeTransactions of the American Mathematical Society, 1963
Manuel P. Berri
openalex   +2 more sources

Discretization of Topological Spaces [PDF]

open access: yesThe Quarterly Journal of Mathematics, 2016
19 ...
Massoud Amini, Nasser Golestani
openaire   +3 more sources

On Two Classes of Soft Sets in Soft Topological Spaces

open access: yesSymmetry, 2020
In this paper, we define soft ω -open sets and strongly soft ω -open sets as two new classes of soft sets. We study the natural properties of these types of soft sets and we study the validity of the exact versions of some known results in ordinary ...
S. Ghour, Worood Hamed
semanticscholar   +1 more source

On generalized topological molecular lattices [PDF]

open access: yesSahand Communications in Mathematical Analysis, 2018
In this paper, we introduce the concept of the generalized topological molecular lattices as a generalization of Wang's topological molecular lattices,  topological spaces, fuzzy topological spaces, L-fuzzy topological spaces and soft topological spaces.
Narges Nazari, Ghasem Mirhosseinkhani
doaj   +1 more source

The Ingenuity of Neutrosophic Topology via N-Topology [PDF]

open access: yesNeutrosophic Sets and Systems, 2018
In this paper we desire to extend the neutrosophic topological spaces into N-neutrosophic topological spaces. Also we show that this theory can be deduced to N-intuitionistic and N-fuzzy topological spaces etc.
M. Lellis Thivagar   +3 more
doaj   +1 more source

Neutrosophic Vague Topological Spaces [PDF]

open access: yesNeutrosophic Sets and Systems, 2019
The term topology was introduced by Johann Beredict Listing in the 19th century. Closed sets are fundamental objects in a topological space. In this paper, we use neutrosophic vague sets and topological spaces and we construct and develop a new concept
Mary Margaret A   +2 more
doaj   +1 more source

Convergence Classes of L-Filters in L,M-Fuzzy Topological Spaces

open access: yesJournal of Mathematics, 2021
An L,M-fuzzy topological convergence structure on a set X is a mapping which defines a degree in M for any L-filter (of crisp degree) on X to be convergent to a molecule in LX.
Ting Yang   +4 more
doaj   +1 more source

Summability in topological spaces

open access: yesApplied Mathematics Letters, 2011
Abstract The main purpose of the paper is to introduce the notion of summability in abstract Hausdorff topological spaces. We give a characterization of such summability methods when the space allows a countable base. We also provide several Tauberian theorems in topological structures. Some open problems are discussed.
Cakalli, H., Khan, M. K.
openaire   +4 more sources

Connectedness and Stratification of Single-Valued Neutrosophic Topological Spaces

open access: yesSymmetry, 2020
This paper aims to introduce the notion of r-single-valued neutrosophic connected sets in single-valued neutrosophic topological spaces, which is considered as a generalization of r-connected sets in Šostak’s sense and r-connected sets in intuitionistic ...
Y. Saber   +3 more
semanticscholar   +1 more source

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