Results 41 to 50 of about 138,679 (278)

Weighted Composition Operators on Hardy Spaces

open access: yesJournal of Mathematical Analysis and Applications, 2001
This paper studies operators of the form \(f\mapsto (f\circ\varphi)\psi\) acting on Hardy spaces \(H^p\) of the unit disk \(D\), where \(\psi\) is analytic in \(D\) and \(\varphi\) is an analytic self-map of \(D\). Problems studied include the boundedness, compactness, weak compactness, and complete continuity of such operators.
Contreras, Manuel D   +1 more
openaire   +1 more source

Regularity estimates for Green operators of Dirichlet and Neumann problems on weighted Hardy spaces [PDF]

open access: yesJournal of the Mathematical Society of Japan, 2018
In this paper we first study the generalized weighted Hardy spaces $H^p_{L,w}(X)$ for ...
T. A. Bui, X. Duong
semanticscholar   +1 more source

Weighted composition operators from weighted hardy spaces to weighted-type spaces [PDF]

open access: yesDemonstratio Mathematica, 2013
Abstract The boundedness and compactness of the weighted composition operator from weighted Hardy spaces to weighted-type spaces are studied in this paper.
openaire   +2 more sources

Boundedness for Parametrized Littlewood-Paley Operators with Rough Kernels on Weighted Weak Hardy Spaces

open access: yesAbstract and Applied Analysis, 2013
The authors prove that the parametrized area integral and function are bounded from the weighted weak Hardy space to the weighted weak Lebesgue space as satisfies a class of the integral Dini condition, respectively.
Ximei Wei, Shuangping Tao
doaj   +1 more source

Paley--Wiener theorems on the Siegel upper half-space

open access: yes, 2017
In this paper we study spaces of holomorphic functions on the Siegel upper half-space $\mathcal U$ and prove Paley-Wiener type theorems for such spaces. The boundary of $\mathcal U$ can be identified with the Heisenberg group $\mathbb H_n$.
Arcozzi, Nicola   +3 more
core   +1 more source

Weighted Hardy spaces associated with elliptic operators. Part II: Characterizations of $H^1_L (w)$ [PDF]

open access: yesPublicacions matemàtiques, 2017
Given a Muckenhoupt weight w and a second order divergence form elliptic operator L, we consider different versions of the weighted Hardy space H1 L (w)defined by conical square functions and non-tangential maximal functions associated with the heat and ...
J. M. Martell, Cruz Prisuelos-Arribas
semanticscholar   +1 more source

Weighted fractional Hardy inequalities with singularity on any flat submanifold [PDF]

open access: yesJournal of Mathematical Analysis and Applications
We extend the work of Dyda and Kijaczko by establishing the corresponding weighted fractional Hardy inequalities with singularities on any flat submanifolds. While they derived weighted fractional Hardy inequalities with singularities at a point and on a
Vivek Sahu
semanticscholar   +1 more source

GENERALIZED HARDY–CESÀRO OPERATORS BETWEEN WEIGHTED SPACES [PDF]

open access: yesGlasgow Mathematical Journal, 2018
AbstractWe characterize those non-negative, measurable functions ψ on [0, 1] and positive, continuous functions ω1 and ω2 on ℝ+ for which the generalized Hardy–Cesàro operator $$\begin{equation*}(U_{\psi}f)(x)=\int_0^1 f(tx)\psi(t)\,dt\end{equation*}$$ defines a bounded operator Uψ: L1(ω1) → L1(ω2) This generalizes a result of Xiao [7] to weighted ...
openaire   +5 more sources

Similarity of Operators in the Bergman Space Setting

open access: yes, 2012
We give a necessary and sufficient condition for an n-hypercontraction to be similar to the backward shift operator in a weighted Bergman space. This characterization serves as a generalization of the description given in the Hardy space setting, where ...
Douglas, Ronald G.   +2 more
core   +1 more source

Hilbert-Schmidtness of weighted composition operators and their differences on Hardy spaces [PDF]

open access: yesOpuscula Mathematica, 2020
Let \(u\) and \(\varphi\) be two analytic functions on the unit disk \(\mathbb{D}\) such that \(\varphi(\mathbb{D}) \subset \mathbb{D}\). A weighted composition operator \(uC_{\varphi}\) induced by \(u\) and \(\varphi\) is defined on \(H^2\), the Hardy ...
Ching-on Lo, Anthony Wai-keung Loh
doaj   +1 more source

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