Results 21 to 30 of about 250 (174)

On some spaces of lacunary convergent sequences derived by Nörlund-type mean and weighted lacunary statistical convergence

open access: yesArab Journal of Mathematical Sciences, 2014
In this paper, we define some new sequence spaces of lacunary convergent sequences derived by Nörlund-type (Riesz) mean, which shall be denoted by |N‾,pr,θ| and (N‾,pr,θ), and investigate some relations between the sequence space |N‾,pr,θ| with the ...
Metin Başarır, Şükran Konca
doaj   +1 more source

On Sθ-summability in neutrosophic soft normed linear spaces [PDF]

open access: yesNeutrosophic Sets and Systems, 2023
For any lacunary sequence θ = (ks), the aim of the present paper is to define Sθ-convergence, Sθ-Cauchy and Sθ-completeness via neutrosophic soft norm. We study certain properties of these notions and give an important characterization of Sθ-convergence ...
Inayat Rasool Ganaie   +2 more
doaj   +1 more source

Double sequence spaces characterized by lacunary sequences

open access: yesApplied Mathematics Letters, 2007
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Savaş, Ekrem, Patterson, Richard F.
openaire   +3 more sources

Generalized Lacunary Statistical Difference Sequence Spaces of Fractional Order

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 2015
We generalize the lacunary statistical convergence by introducing the generalized difference operator Δνα of fractional order, where α is a proper fraction and ν=(νk) is any fixed sequence of nonzero real or complex numbers.
Ugur Kadak
doaj   +1 more source

On Deferred Statistical Convergence of Sequences in Neutrosophic Normed Spaces [PDF]

open access: yesSahand Communications in Mathematical Analysis, 2022
In this paper, we introduce the notion of deferred statistical convergence in the neutrosophic normed spaces as an extension of statistical convergence, $\lambda$-statistical convergence, and lacunary statistical convergence.
Shyamal Debnath   +2 more
doaj   +1 more source

Lacunary Statistical Convergence of Sequences of Real-Valued Functions

open access: yesJournal of Mathematics, 2013
We introduce the concepts of the lacunary statistical convergence of sequences of real-valued functions. We also give the relation between this convergence and strongly lacunary and pointwise statistical convergence.
A. Gökhan
doaj   +1 more source

Lacunary sequences and permutations

open access: yes, 2013
arXiv admin note: text overlap with arXiv:1311 ...
Aistleitner, Christoph   +2 more
openaire   +2 more sources

Riesz Lacunary Sequence Spaces of Fractional Difference Operator

open access: yesKragujevac Journal of Mathematics, 2022
In this paper, we intend to make new approach to introduce and study some fractional difference sequence spaces by Riesz mean associated with infinite matrix and a sequence of modulus functions over n -normed spaces. Various algebraic and topological properties of these newly formed sequence spaces have been explored and some inclusion relations ...
Raj, Kuldip   +2 more
openaire   +2 more sources

Lacunary statistical convergence and inclusion properties between lacunary methods

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 2000
A lacunary sequence is an increasing integer sequence θ={kr} such that kr−kr−1→∞ as r→∞. A sequence x is called sθ-convergent to L provided that for each ϵ>0, limr(1/(kr−kr−1)){the number of   kr ...
Jinlu Li
doaj   +1 more source

On Triple Difference Sequences of Real Numbers in Neutrosophic Normed Spaces

open access: yesCommunications in Advanced Mathematical Sciences, 2022
The aim of this article is to investigate triple $\Delta $-statistical convergent sequences in a neutrosophic normed space (NNS). Also, we examine the notions of $\Delta $-statistical limit points and $\Delta $-statistical cluster points and prove their ...
Verda Gürdal, Ömer Kişi
doaj   +1 more source

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