Results 21 to 30 of about 5,741,647 (349)

Weighted inequalities for fractional integral operators and linear commutators in the Morrey type spaces [PDF]

open access: yes, 2016
In this paper, we first introduce some new Morrey type spaces containing generalized Morrey space and weighted Morrey space with two weights as special cases. Then we give the weighted strong type and weak type estimates for fractional integral operators
Wang, Hua
core   +3 more sources

Product Type Operators Involving Radial Derivative Operator Acting between Some Analytic Function Spaces

open access: yesMathematics, 2021
Let N denote the set of all positive integers and N0=N∪{0}. For m∈N, let Bm={z∈Cm:|z|
Manisha Devi   +2 more
doaj   +1 more source

Approximation on parametric extension of Baskakov–Durrmeyer operators on weighted spaces

open access: yesJournal of Inequalities and Applications, 2019
In the present manuscript, we define a non-negative parametric variant of Baskakov–Durrmeyer operators to study the convergence of Lebesgue measurable functions and introduce these as α-Baskakov–Durrmeyer operators.
M. Nasiruzzaman   +3 more
semanticscholar   +1 more source

Approximation by q-analogue of modified Jakimovski-Leviatan-Stancu type operators

open access: yesDemonstratio Mathematica, 2017
In this paper, we introduce the q-analogue of the Jakimovski-Leviatan type modified operators introduced by Atakut with the help of the q-Appell polynomials.We obtain some approximation results via the well-known Korovkin’s theorem for these operators.We
Mursaleen Mohammad   +2 more
doaj   +1 more source

Differential Transforms in Weighted Spaces

open access: yesJournal of Fourier Analysis and Applications, 2006
The authors extend the results by \textit{R. L. Jones} and \textit{J. Rosenblatt} [Math. Ann. 323, No. 3, 525--546 (2002; Zbl 1005.28012)] about the series of the differences of differential operators along lacunary sequences to BMO and to the setting of \(L^p(w)\) (the weighted \(L^p\)-spaces). Let \(\rho >1\) and let \(\{\varepsilon _k:k\in \mathbb{Z}
Bernardis-Medici, Ana Lucía   +5 more
openaire   +5 more sources

Volterra composition operators from generalized weighted weighted Bergman spaces to µ-Bloch spaces

open access: yesJournal of Function Spaces and Applications, 2009
Let φ be a holomorphic self-map and g be a fixed holomorphic function on the unit ball B. The boundedness and compactness of the operator Tg,φf(z)=∫01f(φ(tz))ℜg(tz)dtt from the generalized weighted Bergman space into the µ-Bloch space are studied in this
Xiangling Zhu
doaj   +1 more source

Anisotropic Sobolev Spaces with Weights

open access: yesTokyo Journal of Mathematics, 2023
We study Sobolev spaces with weights in the half-space $\mathbb{R}^{N+1}_+=\{(x,y): x \in \mathbb{R}^N, y>0\}$, adapted to the singular elliptic operators \begin{equation*} \mathcal L =y^{ _1} _{x} +y^{ _2}\left(D_{yy}+\frac{c}{y}D_y -\frac{b}{y^2}\right). \end{equation*}
Metafune G., Negro L., Spina C.
openaire   +3 more sources

On weighted spaces without a fundamental sequence of bounded sets

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 2002
The problem of countably quasi-barrelledness of weighted spaces of continuous functions, of which there are no results in the general setting of weighted spaces, is tackled in this paper.
J. O. Olaleru
doaj   +1 more source

Boundedness of multilinear Calderón-Zygmund singular operators on weighted Lebesgue spaces and Morrey-Herz spaces with variable exponents

open access: yesAIMS Mathematics, 2021
In this paper, we introduce weighted Morrey-Herz spaces $ M\dot K^{\alpha, \lambda}_{q, p(\cdot)}(w~^{p(\cdot)}) $ with variable exponent $ p(\cdot) $. Then we prove the boundedness of multilinear Calderón-Zygmund singular operators on weighted Lebesgue ...
Yueping Zhu, Yan Tang, Lixin Jiang
doaj   +1 more source

WEIGHTED BESOV AND TRIEBEL–LIZORKIN SPACES ASSOCIATED WITH OPERATORS AND APPLICATIONS

open access: yesForum of Mathematics, Sigma, 2020
Let $X$ be a space of homogeneous type and $L$ be a nonnegative self-adjoint operator on $L^{2}(X)$ satisfying Gaussian upper bounds on its heat kernels.
H. Bui, T. A. Bui, X. Duong
semanticscholar   +1 more source

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