Results 71 to 80 of about 5,147,452 (212)

Littlewood–Paley Characterization for Musielak–Orlicz–Hardy Spaces Associated with Self-Adjoint Operators

open access: yesJournal of Function Spaces, 2022
Let X,d,μ be a metric measure space endowed with a metric d and a non-negative Borel doubling measure μ. Let L be a non-negative self-adjoint operator on L2X. Assume that the (heat) kernel associated to the semigroup e−tL satisfies a Gaussian upper bound.
Jiawei Shen, Shunchao Long, Yu-long Deng
doaj   +1 more source

Diagonal Window Tests for Deferred Weighted Frequent Cauchy Sequences and Mean Coherence

open access: yesJournal of Mathematics, Volume 2026, Issue 1, 2026.
This paper studies when a diagonal pairwise sampling condition of pre‐Cauchy type can be upgraded to a genuine convergence criterion in the deferred weighted setting. Working with the window system determined by (λ, μ), we introduce a diagonal pairwise framework and compare it with the corresponding two‐parameter Pringsheim measure on N×N.
Ameni Gargouri   +4 more
wiley   +1 more source

Locally Nearly Uniformly Convex Points in Orlicz Spaces Equipped with the Luxemburg Norm

open access: yesAxioms
This research explores two novel geometric concepts—nearly convex points and locally nearly uniformly convex points within the frameworks of Banach spaces and Orlicz spaces equipped with the Luxemburg norm.
Yunan Cui, Xiaoxia Wang, Yaoming Niu
doaj   +1 more source

On the strict convexity of the Besicovitch-Orlicz space of almost periodic functions with Orlicz nor

open access: yesRevista Matemática Complutense, 2003
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Morsli, Mohamed, Bedouhene, Fazia
openaire   +2 more sources

Matrix Freedman Inequality for Sub‐Weibull Martingales

open access: yesStat, Volume 14, Issue 4, December 2025.
ABSTRACT In this paper, we establish a matrix Freedman inequality for martingales with sub‐Weibull tails. Under conditional ψα$$ {\psi}_{\alpha } $$ control of the increments, the top eigenvalue admits a non‐asymptotic tail bound with explicit, dimension‐aware constants.
Íñigo Torres
wiley   +1 more source

Fractional Orlicz-Sobolev spaces

open access: yes, 2021
The optimal Orlicz target space and the optimal rearrangement-invariant tar- get space are exhibited for embeddings of fractional-order Orlicz-Sobolev spaces W^{s,A}(R^n). Related Hardy type inequalities are proposed as well.
Angela Alberico
core  

On the uniformly normal structure of Orlicz spaces with Orlicz norm [PDF]

open access: yes, 1993
summary:We prove that in Orlicz spaces endowed with Orlicz norm the uniformly normal structure is equivalent to the ...
Wang, Tingfu, Shi, Zhongrui
core   +1 more source

Strong almost convergence with respect to an Orlicz function

open access: yesMiskolc Mathematical Notes
In this paper, using an Orlicz function we extend the concept of strong almost convergence and show that strong almost convergence, uniform statistical convergence and strong almost convergence with respect to an Orlicz function are all equivalent on ...
İlknur Özgüç
doaj   +1 more source

Musielak-Orlicz-Hardy Spaces Associated with Operators Satisfying Reinforced Off-Diagonal Estimates

open access: yesAnalysis and Geometry in Metric Spaces, 2013
Let X be a metric space with doubling measure and L a one-to-one operator of type ω having a bounded H∞ -functional calculus in L2(X) satisfying the reinforced (pL; qL) off-diagonal estimates on balls, where pL ∊ [1; 2) and qL ∊ (2;∞]. Let φ : X × [0;∞) →
Bui The Anh   +4 more
doaj   +1 more source

Multiplicity results for logarithmic double phase problems via Morse theory

open access: yesBulletin of the London Mathematical Society, Volume 57, Issue 12, Page 4178-4201, December 2025.
Abstract In this paper, we study elliptic equations of the form −divL(u)=f(x,u)inΩ,u=0on∂Ω,$$\begin{align*} -\operatorname{div}\mathcal {L}(u)=f(x,u)\quad \text{in }\Omega, \quad u=0 \quad \text{on } \partial \Omega, \end{align*}$$where divL$\operatorname{div}\mathcal {L}$ is the logarithmic double phase operator given by div|∇u|p−2∇u+μ(x)|∇u|q(e+|∇u ...
Vicenţiu D. Rădulescu   +2 more
wiley   +1 more source

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