English
Related papers

Related papers: Quantitative weighted bounds for the $q$-variation…

200 papers

In this paper, we study weighted $L^{p}(w)$ boundedness ($1<p<\infty$ and $w$ a Muckenhoupt $A_{p}$ weight) of singular integrals with homogeneous convolution kernel $K(x)$ on an arbitrary homogeneous group $\mathbb H$ of dimension…

Analysis of PDEs · Mathematics 2021-04-23 Zhijie Fan , Ji Li

In this paper, we investigate the behavior of the bounds of the composition for rough singular integral operators on the weighted space. More precisely, we obtain the quantitative weighted bounds of the composite operator for two singular…

Classical Analysis and ODEs · Mathematics 2019-12-20 Guoen Hu , Xudong Lai , Qingying Xue

We consider weighted $L^p(w)$ boundedness ($1<p<\infty $ and $w$ a Muckenhoupt $A_p$ weight) of the Calder\'{o}n commutator $\mathcal C_\Omega$ associated with rough homogeneous kernel, under the condition $\Omega\in L^q(\mathbb S^{n-1})$…

Classical Analysis and ODEs · Mathematics 2020-07-07 Yanping Chen , Ji Li

We consider homogeneous singular kernels, whose angular part is bounded, but need not have any continuity. For the norm of the corresponding singular integral operators on the weighted space $L^2(w)$, we obtain a bound that is quadratic in…

Classical Analysis and ODEs · Mathematics 2015-10-21 Tuomas P. Hytönen , L. Roncal , Olli Tapiola

In this paper, we study the $L^{p}$ boundedness and $L^{p}(w)$ boundedness ($1<p<\infty$ and $w$ a Muckenhoupt $A_{p}$ weight) of fractional maximal singular integral operators $T_{\Omega,\alpha}^{\#}$ with homogeneous convolution kernel…

Analysis of PDEs · Mathematics 2022-07-19 Yanping Chen , Zhijie Fan , Ji Li

In this paper we establish sharp weighted bounds (Buckley type theorems) for one{sided maximal and fractional integral operators in terms of one{sided $A_p$ characteristics. Appropriate sharp bounds for strong maximal functions, multiple…

Functional Analysis · Mathematics 2014-03-04 Vakhtang Kokilashvili , Alexander Meskhi , Muhammad Asad Zaighum

In this paper, we will give the weighted bounds for multilinear fractional maximal type operators $\mathcal{M}_{\Omega,\alpha}$ with rough homogeneous kernels. We obtain a mixed $A_{(\vec{P},q)}-A_\infty$ bound and a $A_{\vec{P}}$ type…

Classical Analysis and ODEs · Mathematics 2013-05-09 Ting Mei , Qingying Xue , Senhua Lan

We obtain necessary and sufficient conditions on weights for a wide class of integral transforms to be bounded between weighted $L^p-L^q$ spaces, with $1\leq p\leq q\leq \infty$. The kernels $K(x,y)$ of such transforms are only assumed to…

Classical Analysis and ODEs · Mathematics 2024-08-07 Alberto Debernardi Pinos

In this paper, we study the boundedness properties of the (dyadic) maximal bilinear operator associated with rough homogeneous kernels on $\mathbb{R}$. We establish sharp $L^{p_1}(\mathbb{R}) \times L^{p_2}(\mathbb{R}) \to…

Classical Analysis and ODEs · Mathematics 2025-10-23 Stefanos Lappas , Bae Jun Park

We prove sharp weak type weighted estimates for a class of sparse operators that includes majorants of standard $\alpha$-fractional singular integrals, fractional integral operators, Marcinkiewicz integral operators, and square functions.…

Analysis of PDEs · Mathematics 2018-04-26 Qianjun He , Dunyan Yan

We consider singular integral operators and maximal singular integral operators with rough kernels on homogeneous groups. We prove certain estimates for the operators that imply $L^p$ boundedness of them by an extrapolation argument under a…

Classical Analysis and ODEs · Mathematics 2010-11-29 Shuichi Sato

In this paper we provide weighted estimates for rough operators, including rough homogeneous singular integrals $T_\Omega$ with $\Omega\in L^\infty(\mathbb{S}^{n-1})$ and the Bochner-Riesz multiplier at the critical index $B_{(n-1)/2}$.…

Classical Analysis and ODEs · Mathematics 2019-10-04 Kangwei Li , Carlos Pérez , Israel P. Rivera-Ríos , Luz Roncal

We prove weighted strong $q$-variation inequalities with $2<q<\infty$ for differential and singular integral operators. For the first family of operators the weights used can be either Sawyer's one-sided $A^+_p$ weights or Muckenhoupt's…

Classical Analysis and ODEs · Mathematics 2013-02-19 Tao Ma , Jose Luis Torrea , Quanhua Xu

We establish weighted norm inequalities for multilinear singular integral operators with rough kernels. Specifically, we consider the multilinear singular integral operator $\mathcal{L}_\Omega$ associated with an integrable function…

Classical Analysis and ODEs · Mathematics 2026-05-19 Bae Jun Park

Let $T$ be a multilinear integral operator which is bounded on certain products of Lebesgue spaces on $\mathbb R^n$. We assume that its associated kernel satisfies some mild regularity condition which is weaker than the usual H\"older…

Classical Analysis and ODEs · Mathematics 2015-06-26 The Anh Bui , Jose M. Conde-Alonso , Xuan Thinh Duong , Mahdi Hormozi

Quantitative $A_1-A_\infty$ estimates for rough homogeneous singular integrals $T_{\Omega}$ and commutators of $BMO$ symbols and $T_{\Omega}$ are obtained. In particular the following estimates are proved: % \[ \|T_\Omega \|_{L^p(w)}\le…

Classical Analysis and ODEs · Mathematics 2016-07-22 C. Perez , I. Rivera-Rios , L. Roncal

Let $\Omega\in L^q(S^{n-1})$ with $1<q\le\infty$ be homogeneous of degree zero and has mean value zero on $S^{n-1}$. In this paper, we will study the boundedness of homogeneous singular integrals and Marcinkiewicz integrals with rough…

Classical Analysis and ODEs · Mathematics 2010-11-29 Hua Wang

In this paper we obtain for $T^+$, a one-sided singular integral given by a Calder\'on-Zygmund kernel with support in $(-\infty,0)$, a $L^p(w)$ bound when $w\in A_1^+$. A. K. Lerner, S. Ombrosi, and C. P\'erez proved in [ "$A_{1}$ Bounds…

Analysis of PDEs · Mathematics 2013-09-26 María Silvina Riveros , Raúl Emilio Vidal

In this paper, we investigate the weighted vector-valued bounds for a class of multilinear singular integral operators, and its commutators, from $L^{p_1}(l^{q_1};\,\mathbb{R}^n,w_1)\times\dots\times L^{p_m}(l^{q_m};\,\mathbb{R}^n,w_m)$ to…

Classical Analysis and ODEs · Mathematics 2016-07-20 Jiecheng Chen , Guoen Hu

In this paper, we systematically study weighted jump and variational inequalities for rough operators. More precisely, we show some weighted jump and variational inequalities for the families $\mathcal T:=\{T_\varepsilon\}_{\varepsilon>0}$…

Classical Analysis and ODEs · Mathematics 2017-09-12 Yanping Chen , Yong Ding , Guixiang Hong , Honghai Liu
‹ Prev 1 2 3 10 Next ›