Results 41 to 50 of about 2,696,780 (108)

More on the Density of Analytic Polynomials in Abstract Hardy Spaces

open access: yes, 2017
Let $\{F_n\}$ be the sequence of the Fej\'er kernels on the unit circle $\mathbb{T}$. The first author recently proved that if $X$ is a separable Banach function space on $\mathbb{T}$ such that the Hardy-Littlewood maximal operator $M$ is bounded on its ...
Karlovich, Alexei, Shargorodsky, Eugene
core   +1 more source

A Fuglede type theorem for Fourier multiplier operators [PDF]

open access: yesarXiv, 2022
In this note a Fuglede type theorem is proved for Fourier multiplier operators on translation invariant Banach function spaces with order continuous norm over compact abelian groups.
arxiv  

Marcinkiewicz interpolation theorems for Orlicz and Lorentz gamma spaces

open access: yes, 2014
Fix the indices and , 1 < < 1g; = ; . In this paper we obtain, as a special case, simple criteria to guarantee that a linear operator T satises T : L%(X) ! L%(X), whenever T : M(;X ) ! M(;X ) and T : M(;X ) ! M(;X ). 2010 Mathematics Subject Classication:
R. Kerman, Colin Phipps, L. Pick
semanticscholar   +1 more source

Weighted Hessian estimates in Orlicz spaces for nondivergence elliptic operators with certain potentials [PDF]

open access: yesarXiv, 2023
We prove interior weighted Hessian estimates in Orlicz spaces for nondivergence type elliptic equations with a lower order term which involves a nonnegative potential satisfying a reverse H\"older type condition.
arxiv  

Weak amenability of weighted Orlicz algebras

open access: yes, 2017
Let G be a locally compact abelian group, $\omega:G\to (0,\infty)$ be a weight, and ($\Phi$,$\Psi$) be a complementary pair of strictly increasing continuous Young functions.
Samei, Ebrahim   +2 more
core   +1 more source

A T(L) theorem for the Calderón--Zygmund operators in BMO($\mathbb{R}^d$) [PDF]

open access: yesarXiv, 2023
A variant of the global $T(1)$ criterion to characterize the bounded Calder\'{o}n--Zygmund operators on BMO($\mathbb{R}^d$) is proved. We apply it to the certain Calder\'on commutators.
arxiv  

Embedding theorems for Lipschitz and Lorentz spaces on lower Ahlfors regular sets

open access: yes, 2010
We prove norm inequalities between Lorentz and Besov–Lipschitz spaces of fractional smoothness. 1. Main results. In what follows we let (F, ρ) be a metric space with a positive σ-finite Borel measure μ.
Bartłomiej Dyda
semanticscholar   +1 more source

Chaotic translations on weighted Orlicz spaces

open access: yes, 2018
Let $G$ be a locally compact group, $w$ be a weight on $G$ and $\Phi$ be a Young function. We give some characterizations for translation operators to be topologically transitive and chaotic on the weighted Orlicz space $L_w^\Phi(G)$.
Chen, Chung-Chuan   +3 more
core   +1 more source

The $\ell^s$-boundedness of a family of integral operators on UMD Banach function spaces

open access: yes, 2018
We prove the $\ell^s$-boundedness of a family of integral operators with an operator-valued kernel on UMD Banach function spaces. This generalizes and simplifies earlier work by Gallarati, Veraar and the author, where the $\ell^s$-boundedness of this ...
A Amenta   +27 more
core   +1 more source

The canonical injection of the Hardy-Orlicz space Hw into the Bergman-Orlicz space Bw

open access: yes, 2011
We study the canonical injection from the Hardy-Orlicz space H into the Bergman-Orlicz space B . Mathematics Subject Classification.
P. Lefèvre   +3 more
semanticscholar   +1 more source

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