Results 91 to 100 of about 3,279 (212)

On an Erdős similarity problem in the large

open access: yesBulletin of the London Mathematical Society, Volume 57, Issue 6, Page 1801-1818, June 2025.
Abstract In a recent paper, Kolountzakis and Papageorgiou ask if for every ε∈(0,1]$\epsilon \in (0,1]$, there exists a set S⊆R$S \subseteq \mathbb {R}$ such that |S∩I|⩾1−ε$\vert S \cap I\vert \geqslant 1 - \epsilon$ for every interval I⊂R$I \subset \mathbb {R}$ with unit length, but that does not contain any affine copy of a given increasing sequence ...
Xiang Gao   +2 more
wiley   +1 more source

Double Lacunary Density and Some Inclusion Results in Locally Solid Riesz Spaces

open access: yesAbstract and Applied Analysis, 2013
We define the notions of double statistically convergent and double lacunary statistically convergent sequences in locally solid Riesz space and establish some inclusion relations between them.
S. A. Mohiuddine   +2 more
doaj   +1 more source

Discatenated and lacunary recurrences [PDF]

open access: yesNotes on Number Theory and Discrete Mathematics
Recursive sequences with gaps have been studied previously. This paper considers some elementary properties of such sequences where the gaps have been created on a regular basis from sequence to sequence – ‘discatenated’ (systematic gaps) and ‘lacunary’
Hakan Akkuş   +3 more
doaj   +1 more source

Ergodic averages along sequences of slow growth

open access: yesJournal of the London Mathematical Society, Volume 111, Issue 3, March 2025.
Abstract We consider pointwise almost everywhere convergence of weighted ergodic averages along the sequence Ω(n)$ \Omega (n)$, where Ω(n)$ \Omega (n)$ denotes the number of prime factors of n$ n$ counted with multiplicities. It was previously shown that a pointwise ergodic theorem for L∞$L^\infty$ functions does not hold along Ω(n)$ \Omega (n)$.
Kaitlyn Loyd, Sovanlal Mondal
wiley   +1 more source

Geometric ZWEIER Convergent Lacunary Sequence Spaces

open access: yes, 2020
The main purpose of this paper is to introduce lacunary strong geometric zweier convergent sequence spaces $N_{ }^{0} \left[Z\left(G\right)\right]$, $N_{ } \left[Z\left(G\right)\right]$, $N_{ }^{\infty } \left[Z\left(G\right)\right]$consisting of all sequences $x=\left(x_{k} \right)$such that $\left[Z\left(G\right)\right]x$ are in the spaces $N_{ }^
Singh, S., Dutta, S.
openaire   +2 more sources

Interpolation of derivatives and ultradifferentiable regularity

open access: yesMathematische Nachrichten, Volume 298, Issue 2, Page 617-635, February 2025.
Abstract Interpolation inequalities for Cm$C^m$ functions allow to bound derivatives of intermediate order 0
Armin Rainer, Gerhard Schindl
wiley   +1 more source

On lacunary statistically quasi-Cauchy sequences

open access: yes, 2011
The main object of this paper is to investigate lacunary statistically ward continuity. We obtain some relations between this kind of continuity and some other kinds of continuities. It turns out that any lacunary statistically ward continuous real valued function on a lacunary statistically ward compact subset $E\subset{\textbf{R}}$ is uniformly ...
GÜNDÜZ, ÇİĞDEM   +2 more
openaire   +3 more sources

Riesz lacunary uniform integrability and statistical convergence via power series method

open access: yesJournal of Inequalities and Applications
In this paper, the concepts of Riesz lacunary statistical convergence, Riesz lacunary strong convergence, and Riesz lacunary uniform integrability of real sequences within the framework of power series are introduced and studied.
Jun-Jie Quan   +3 more
doaj   +1 more source

Lacunary statistical convergence of multiple sequences

open access: yesApplied Mathematics Letters, 2006
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Savas, Ekrem, Patterson, Richard F.
openaire   +3 more sources

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