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For the Hardy-Littlewood maximal and Calder\'on-Zygmund operators, the weighted boundedness on the Lebesgue spaces are well known. We extend these to the Orlicz-Morrey spaces. Moreover, we prove the weighted boundedness on the weak…

Functional Analysis · Mathematics 2021-09-21 Ryota Kawasumi , Eiichi Nakai

In this paper, we give the definability of bilinear singular and fractional integral operators on Morrey-Banach space, as well as their commutators and we prove the boundedness of such operators on Morrey-Banach spaces. Moreover, the…

Functional Analysis · Mathematics 2022-05-17 Huihui Zhang , Xiangxing Tao , Yandan Zhang , Xiao Yu

We introduce the mixed Bourgain-Morrey spaces and obtain their preduals. The boundedness of Hardy-Littlewood maximal operator, iterated maximal operator, fractional integral operator, singular integral operator on these spaces is proved.…

Functional Analysis · Mathematics 2025-11-12 Tengfei Bai , Pengfei Guo , Jingshi Xu

In this paper we study the boundedness and compactness characterizations of the commutator of Calder\'{o}n-Zygmund operators $T$ on spaces of homogeneous type $(X,d,\mu)$ in the sense of Coifman and Weiss. More precisely, We show that the…

Classical Analysis and ODEs · Mathematics 2020-09-30 Ruming Gong , Ji Li , Elodie Pozzi , Manasa N. Vempati

Let $C_\Gamma$ be the Cauchy integral operator on a Lipschitz curve $\Gamma$. In this article, the authors show that the commutator $[b,C_\Gamma]$ is bounded (resp., compact) on the Morrey space $L^{p,\,\lambda}(\mathbb R)$ for any (or…

Classical Analysis and ODEs · Mathematics 2019-05-01 Jin Tao , Dachun Yang , Dongyong Yang

The aim of this paper is to obtain the boundedness of some operator on grand generalized weighted Morrey spaces $\mathcal{L}^{p),\phi}_{\varphi}(\omega)$ over RD-spaces. Under assumption that functions $\varphi$ and $\phi$ satisfy certain…

Functional Analysis · Mathematics 2022-10-05 Suixin He , Shuangping Tao

In this paper, we introduce a discrete version of weighted Morrey spaces, and discuss the inclusion relations of these spaces. In addition, we obtain the boundedness of discrete weighted Hardy-Littlewood maximal operators on discrete…

Functional Analysis · Mathematics 2023-10-31 Xuebing Hao , Shuai Yang , Baode Li

In this note we introduce grand grand Morrey spaces, in the spirit of the grand Lebesgue spaces. We prove a kind of \textit{reduction lemma} which is applicable to a variety of operators to reduce their boundedness in grand grand Morrey…

Functional Analysis · Mathematics 2014-02-04 Humberto Rafeiro

In this paper, we give the definition of local variable Morrey Lorentz spaces which are a new class of functions. Also, we prove the boundedness of the Hardy Littlewood maximal operator M and Calderon Zygmund operators T on these spaces.…

Functional Analysis · Mathematics 2021-11-09 A. Kucukaslan , V. S. Guliyev , C. Aykol , A. Serbetci

In this paper, we first introduce some new Morrey type spaces containing generalized Morrey space and weighted Morrey space as special cases. Then we discuss the strong type and weak type estimates for a class of Calder\'on--Zygmund type…

Classical Analysis and ODEs · Mathematics 2016-03-15 Hua Wang

We introduce $B_w^u$-function spaces which unify Lebesgue, Morrey-Campanato, Lipschitz, $B^p$, CMO, local Morrey-type spaces, etc., and investigate the interpolation property of $B_w^u$-function spaces. We also apply it to the boundedness…

Functional Analysis · Mathematics 2014-10-24 Eiichi Nakai , Takuya Sobukawa

In this paper we consider a generalized version of bounded oscillation operators, involving new parameters in the definition, as well as considering the operators on vector-valued function spaces. With this definition we will capture some…

Classical Analysis and ODEs · Mathematics 2023-08-08 Grigori A. Karagulyan

Denote by $T$ and $I_{\alpha}$ the bilinear Calder\'{o}n-Zygmund operators and bilinear fractional integrals, respectively. In this paper, it is proved that if $b_{1},b_{2}\in {\rm CMO}$ (the {\rm BMO}-closure of…

Functional Analysis · Mathematics 2017-03-21 Dinghuai Wang , Jiang Zhou , Zhidong Teng

In this paper we study the boundedness and compactness characterizations of the commutator of Cauchy type integrals $\mathcal C$ on a bounded strongly pseudoconvex domain $D$ in $C^n$ with boundary $bD$ satisfying the minimum regularity…

Complex Variables · Mathematics 2020-07-21 Ruming Gong , Manasa N. Vempati , Qingyan Wu , Peizhu Xie

An RD-space $\mathcal{X}$ is a space of homogeneous type in the sense of Coifman and Weiss with the additional property that a reverse doubling property holds in $\mathcal{X}$. In this setting, the authors establish the boundedness of…

Functional Analysis · Mathematics 2022-10-05 Suixin He , Shuangping Tao

We prove that Calder\'on-Zygmund operators, Marcinkiewicz operators, maximal operators associated to Bochner-Riesz operators, operators with rough kernel as well as commutators associated to these operators which are known to be bounded on…

Classical Analysis and ODEs · Mathematics 2014-05-15 Justin Feuto

It is proved that both oscillatory integral operators and fractional oscillatory integral operators are bounded on weighted Morrey spaces. The corresponding commutators generated by $BMO$ functions are also considered.

Functional Analysis · Mathematics 2011-11-23 Zunwei Fu , Shaoguang Shi , Shanzhen Lu

We study the mapping property of the commutator of bilinear Hardy-Littlewood maximal operator in homogeneous Triebel-Lizorkin space. We also show that the commutator of bilinear Hardy-Littlewood maximal operator is a compact operator acting…

Functional Analysis · Mathematics 2017-06-29 Dinghuai Wang , Jiang Zhou , Zhidong Teng

We study the commutator of the well-known Cauchy integral operator with a locally integrable function $b$ on $\mathbb R$, and establish the characterisation of the BMO space on $\mathbb R$ via the $L^p$ boundedness of this commutator.…

Classical Analysis and ODEs · Mathematics 2021-06-29 Ji Li , Trang T. T. Nguyen , Lesley A. Ward , Brett D. Wick

The aim of this paper is to get the boundedness of the commutators of multi-sublinear operators generated by local campanato functions and multilinear Calder\'on-Zygmund operators on the product generalized local Morrey spaces.

Classical Analysis and ODEs · Mathematics 2017-01-20 Ferit Gurbuz