Results 61 to 70 of about 981 (157)

L p $L^{p}$ and BMO bounds for weighted Hardy operators on the Heisenberg group

open access: yesJournal of Inequalities and Applications, 2016
In the setting of the Heisenberg group H n $\mathbb{H}^{n}$ , we characterize those nonnegative functions w defined on [ 0 , 1 ] $[0,1]$ for which the weighted Hardy operator H w $\mathsf{H}_{w}$ is bounded on L p ( H n ) $L^{p}(\mathbb{H}^{n})$ , 1 ≤ p ≤
Jie Ying Chu, Zun Wei Fu, Qing Yan Wu
doaj   +1 more source

Approximately Multiplicative Functionals on the Spaces of Formal Power Series

open access: yesAbstract and Applied Analysis, 2011
We characterize the conditions under which approximately multiplicative functionals are near multiplicative functionals on weighted Hardy spaces.
F. Ershad, S. H. Petroudi
doaj   +1 more source

Extension of Hardy Inequality on Weighted Sequence Spaces [PDF]

open access: yesJournal of Sciences, Islamic Republic of Iran, 2009
Let and be a sequence with non-negative entries. If , denote by the infimum of those satisfying the following inequality: whenever . The purpose of this paper is to give an upper bound for the norm of operator T on weighted sequence spaces d ...
R. Lashkaripour
doaj  

Spectrum of Compact Weighted Composition Operators on the Weighted Hardy Space in the Unit Ball

open access: yesJournal of Inequalities and Applications, 2007
Let BN be the unit ball in the N-dimensional complex space, for ψ, a holomorphic function in BN, and ϕ, a holomorphic map from BN into itself, the weighted composition operator on the weighted Hardy space H2(β,BN) is given by (Cψ,ϕ)f=ψ ...
Cheng Yuan, Ze-Hua Zhou
doaj   +1 more source

Three-weight Hardy inequalities with iterated operators and generalized kernels

open access: yesҚарағанды университетінің хабаршысы. Математика сериясы
The well-known Hardy inequalities, formulated in both continuous and discrete cases, play an important role in mathematical analysis, differential equations and many other branches of mathematics.
A.A. Kalybay, A.M. Temirkhanova
doaj   +1 more source

Vector-Valued Inequalities in the Morrey Type Spaces

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 2014
We will obtain the strong type and weak type estimates for vector-valued analogues of classical Hardy-Littlewood maximal function, weighted maximal function, and singular integral operators in the weighted Morrey spaces Lp,κ(w) when 1 ...
Hua Wang
doaj   +1 more source

Representations of Nevanlinna-type Spaces by Weighted Hardy Spaces

open access: yesTokyo Journal of Mathematics, 2001
Let \(U\) denote the open unit disk and \(T\) the unit circle in the complex plane. The Nevanlinna class \(N\) consists of all holomorphic functions \(f\) in \(U\) which satisfy \[ \sup_ ...
openaire   +2 more sources

Maximal function and generalized fractional integral operators on the weighted Orlicz-Lorentz-Morrey spaces

open access: yesOpen Mathematics
We define the weighted Orlicz-Lorentz-Morrey and weak weighted Orlicz-Lorentz-Morrey spaces to generalize the Orlicz spaces, the weighted Lorentz spaces, the Orlicz-Lorentz spaces, and the Orlicz-Morrey spaces.
Li Hongliang
doaj   +1 more source

On the boundedness of the Hardy operator in the weighted space BMO

open access: yesAnalysis Mathematica, 2009
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
openaire   +4 more sources

Weakly Hypercyclic Composition Operators on some Hilbert Spaces of Analytic Functions

open access: yesJournal of Mathematical Extension, 2013
In this paper, weakly supercyclicity and weakly hypercyclicity of composition operators on some Hilbert spaces of analytic functions, especially on some weighted Hardy spaces are investigated.
Z. Kamali
doaj  

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