Results 1 to 10 of about 366,987 (281)

On almost B-summable double sequence spaces [PDF]

open access: yesJournal of Inequalities and Applications, 2018
The concept of a four-dimensional generalized difference matrix and its domain on some double sequence spaces was recently introduced and studied by Tuğ and Başar (AIP Conference Proceedings, vol. 1759, 2016) and Tuğ (J. Inequal. Appl. 2017(1):149, 2017).
Orhan Tuğ
doaj   +5 more sources

Four-dimensional generalized difference matrix and some double sequence spaces [PDF]

open access: yesJournal of Inequalities and Applications, 2017
In this study, I introduce some new double sequence spaces B ( M u ) $B(\mathcal {M}_{u})$ , B ( C p ) $B(\mathcal{C}_{p})$ , B ( C b p ) $B(\mathcal{C}_{bp})$ , B ( C r ) $B(\mathcal {C}_{r})$ and B ( L q ) $B(\mathcal{L}_{q})$ as the domain of four ...
Orhan Tuǧ
doaj   +2 more sources

Seminormed double sequence spaces of four-dimensional matrix and Musielak–Orlicz function [PDF]

open access: yesJournal of Inequalities and Applications, 2018
In this paper we study seminormed double sequence spaces of a four-dimensional matrix and Musielak–Orlicz function over n-normed spaces. We explore some interesting inclusion relations, algebraic and topological properties of these spaces.
Renu Anand, Charu Sharma, Kuldip Raj
doaj   +2 more sources

Double Sequence Spaces by Means of Orlicz Functions [PDF]

open access: yesAbstract and Applied Analysis, 2014
We define some classes of double entire and analytic sequences by means of Orlicz functions. We study some relevant algebraic and topological properties. Further some inclusion relations among the classes are also examined.
Abdullah Alotaibi   +2 more
doaj   +4 more sources

Double sequence spaces over $n$-normed spaces [PDF]

open access: yesArchivum Mathematicum, 2014
The authors introduce some new classes of double sequences over \(n\)-normed spaces defined using an Orliz function and study their algebraic and topological properties. Various inclusions between these classes are also investigated.
Raj, Kuldip, Sharma, Sunil K.
openaire   +2 more sources

F-seminorms on generalized double sequence spaces defined by modulus functions; pp. 121–132 [PDF]

open access: yesProceedings of the Estonian Academy of Sciences, 2014
Using a double sequence of modulus functions and a solid double scalar sequence space, we determine F-seminorm and F-norm topologies for certain generalized linear spaces of double sequences.
Enno Kolk, Annemai Raidjõe
doaj   +1 more source

The Hilbert Space of Double Fourier Coefficients for an Abstract Wiener Space

open access: yesMathematics, 2021
Fourier series is a well-established subject and widely applied in various fields. However, there is much less work on double Fourier coefficients in relation to spaces of general double sequences.
Jeong-Gyoo Kim
doaj   +1 more source

A New RH-Regular Matrix Derived by Jordan’s Function and Its Domains on Some Double Sequence Spaces

open access: yesJournal of Function Spaces, 2021
In the present study, we introduce a new RH-regular 4D (4-dimensional) matrix derived by Jordan’s function and define double sequence spaces by using domains of 4D Jordan totient matrix Jt on some classical double sequence spaces.
Sezer Erdem, Serkan Demiriz
doaj   +1 more source

Rough statistical convergence of double sequences in intuitionistic fuzzy normed spaces

open access: yesJournal of New Results in Science, 2022
This paper proposes rough convergence and rough statistical convergence of a double sequence in intuitionistic fuzzy normed spaces. It then defines the rough statistical limit points and rough statistical cluster points of a double sequence in these ...
Aykut Or, Ahmet Özcan
doaj   +1 more source

Statistical Convergence of Double Sequences in Intuitionistic Fuzzy Metric Spaces

open access: yesJournal of New Theory, 2023
Statistical convergence has been a prominent research area in mathematics since this concept was independently introduced by Fast and Steinhaus in 1951.
Sevcan Bulut   +3 more
doaj   +1 more source

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