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Related papers: Fourier integral operators with weighted symbols

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In this article, we establish some conditions for the boundedness of fractional integral operators on the vanishing generalized weighted Morrey spaces. We also investigate corresponding commutators generated by BMO functions.

Functional Analysis · Mathematics 2017-05-17 Bilal Çekiç , Ayşegül Çelik Alabalık

In this paper, we provide some sufficient conditions for the compactness of weighted composition operators on Dirichlet space. Furthermore, we characterize the numerical range of certain classes of weighted composition operators on…

Functional Analysis · Mathematics 2026-01-05 Subhadip Halder , Sweta Mukherjee , Riddhick Birbonshi

In this note unbounded hyperexpansive weighted composition operators are investigated. AS a consequence unbounded hyperexpansive multiplication and composition operators are characterized.

Functional Analysis · Mathematics 2014-02-21 Yousef Estaremi

We consider diffusive systems, regarded as input/output systems with a kernel given as the Fourier--Borel transform of a measure in the left half-plane. Associated with these are a family of weighted Hankel integral operators, and we…

Functional Analysis · Mathematics 2017-04-04 Aolo Bashar Abusaksaka , Jonathan R. Partington

We introduce and study weighted spaces of functions with mixed norm on the upper half-plane, defined in terms of Fourier transform. We give a characterization of analytic functions within these spaces, and in particular, we provide an…

Functional Analysis · Mathematics 2024-12-30 Zhirayr Avetisyan , Alexey Karapetyants , Irina Smirnova

In this paper, we introduce a type of weighted multilinear Hardy operators and obtain their sharp bounds on the product of Lebesgue spaces and central Morrey spaces. In addition, we obtain sufficient and necessary conditions of the weight…

Functional Analysis · Mathematics 2014-09-23 Zun Wei Fu , Shu Li Gong , Shan Zhen Lu , Wen Yuan

In this paper, the sharp quantitative weighted bounds for the iterated commutators of a class of multilinear operators were systematically studied. This class of operators contains multilinear Calder\'{o}n-Zygmund operators, multilinear…

Classical Analysis and ODEs · Mathematics 2024-01-04 Jiawei Tan , Qingying Xue

We study a family of Fourier integral operators by allowing their symbols to satisfy a multi-parameter differential inequality on R^N. We show that these operators of order -(N-1)/2 are bounded from classical, atom decomposable H^1-Hardy…

Classical Analysis and ODEs · Mathematics 2024-08-29 Chaoqiang Tan , Zipeng Wang

We obtain a complete characterization of the entire functions $g$ such that the integral operator $(T_ g f)(z)=\int_{0}^{z}f(\zeta)\,g'(\zeta)\,d\zeta$ is bounded or compact, on a large class of Fock spaces $\mathcal{F}^\phi_p$, induced by…

Functional Analysis · Mathematics 2013-12-20 Olivia Constantin , José Ángel Peláez

Let $L=-\Delta+V$ be a Schr\"odinger operator acting on $L^2(\mathbb R^n)$, $n\ge1$, where $V\not\equiv 0$ is a nonnegative locally integrable function on $\mathbb R^n$. In this paper, we first define molecules for weighted Hardy spaces…

Classical Analysis and ODEs · Mathematics 2011-03-25 Hua Wang

Let $G$ be a compact connected Lie group. The question of when a weighted Fourier algebra on $G$ is completely isomorphic to an operator algebra will be investigated in this paper. We will demonstrate that the dimension of the group plays…

Functional Analysis · Mathematics 2014-01-31 Mahya Ghandehari , Hun Hee Lee , Ebrahim Samei , Nico Spronk

In this work we obtain boundedness results for fractional operators associated with Schr\"odinger operators $\ \mathcal{L}=-\Delta+V$ on weighted variable Lebesgue spaces. These operators include fractional integrals and their respective…

Analysis of PDEs · Mathematics 2023-05-24 R. Ayala , A. Cabral

We study the bounded operators on weighted spaces Lw^2 on R^+ commuting either with the right translations St or left translations and we establish the existence of a symbol for these operators. We characterize completely the spectrum of…

Functional Analysis · Mathematics 2012-09-26 Violeta Petkova

In this paper, we characterize bounded, compact and order bounded sum of weighted differentiation composition operators from Bergman type spaces to weighted Banach spaces of analytic functions, where the sum of weighted differentiation…

Functional Analysis · Mathematics 2022-11-17 Aakriti Sharma

Let $L$ be the infinitesimal generator of an analytic semigroup on $L^2(\mathbb R^n)$ with Gaussian kernel bound, and let $L^{-\alpha/2}$ be the fractional integrals of $L$ for $0<\alpha<n$. In this paper, we will obtain some boundedness…

Classical Analysis and ODEs · Mathematics 2012-02-28 Hua Wang

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

In this paper, we study the weighted compositon operators on weighted Bergman spaces of bounded symmetric domains. The necessary and sufficient conditions for a weighted composition operator $W_{\phi,\psi}$ to be bounded and compact are…

Functional Analysis · Mathematics 2007-07-16 Sanjay Kumar , Kanwar Jatinder Singh

Let $\phi$ be an analytic self-map and $u$ be a fixed analytic function on the open unit disk $D$ in the complex plane $\CC.$ The weighted composition operator is defined\break by \begin{equation*} uC_\phi f =u \cdot (f\circ \phi), f \in…

Complex Variables · Mathematics 2007-09-24 Songxiao Li , Stevo Stević

We prove the global $L^p$-boundedness of Fourier integral operators that model the parametrices for hyperbolic partial differential equations, with amplitudes in classical H\"ormander classes $S^{m}_{\rho, \delta}(\mathbb{R}^n)$ for…

Analysis of PDEs · Mathematics 2023-10-26 Alejandro J. Castro , Anders Israelsson , Wolfgang Staubach

In this paper we give the answers to two open questions on complex symmetric composition operators. By doing this, we give a complete description of complex symmetric composition operators whose symbols are linear fractional.

Functional Analysis · Mathematics 2017-01-31 Yong-Xin Gao , Ze-Hua Zhou
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