Results 21 to 30 of about 7,070 (191)

Local Hardy--Littlewood maximal operator in variable Lebesgue spaces [PDF]

open access: yesBanach Journal of Mathematical Analysis, 2014
15 ...
Gogatishvili, A.   +2 more
openaire   +5 more sources

A Weak Type Vector-Valued Inequality for the Modified Hardy–Littlewood Maximal Operator for General Radon Measure on ℝn

open access: yesAnalysis and Geometry in Metric Spaces, 2020
The aim of this paper is to prove the weak type vector-valued inequality for the modified Hardy– Littlewood maximal operator for general Radon measure on ℝn. Earlier, the strong type vector-valued inequality for the same operator and the weak type vector-
Sawano Yoshihiro
doaj   +1 more source

The boundedness of Bessel-Riesz operators on generalized Morrey spaces [PDF]

open access: yes, 2016
In this paper, we prove the boundedness of Bessel-Riesz operators on generalized Morrey spaces. The proof uses the usual dyadic decomposition, a Hedberg-type inequality for the operators, and the boundedness of Hardy-Littlewood maximal operator.
Eridani, Gunawan, H., Idris, M.
core   +2 more sources

A Note on the Regularity of the Two-Dimensional One-Sided Hardy-Littlewood Maximal Function

open access: yesJournal of Function Spaces, 2018
We investigate the regularity properties of the two-dimensional one-sided Hardy-Littlewood maximal operator. We point out that the above operator is bounded and continuous on the Sobolev spaces Ws,p(R2) for 0≤s≤1 and ...
Feng Liu, Lei Xu
doaj   +1 more source

On the regularity of maximal operators [PDF]

open access: yes, 2008
We study the regularity of the bilinear maximal operator when applied to Sobolev functions, proving that it maps $W^{1,p}(\mathbb{R}) \times W^{1,q}(\mathbb{R}) \to W^{1,r}(\mathbb{R})$ with $1 1$.
Carneiro, Emanuel, Moreira, Diego
core   +1 more source

BMO-Boundedness of Maximal Operators and g-Functions Associated with Laguerre Expansions

open access: yesJournal of Function Spaces and Applications, 2012
Let {𝜑𝛼𝑛}𝑛∈ℕ be the Laguerre functions of Hermite type with index 𝛼. These are eigenfunctions of the Laguerre differential operator 𝐿𝛼=1/2(−𝑑2/𝑑𝑦2+𝑦2+1/𝑦2(𝛼2−1/4)). In this paper, we investigate the boundedness of the Hardy-Littlewood maximal function,
Li Cha, Heping Liu
doaj   +1 more source

Norm inequalities for maximal operators

open access: yesJournal of Inequalities and Applications, 2022
In this paper, we introduce a family of one-dimensional maximal operators M κ , m $\mathscr{M}_{\kappa ,m}$ , κ ≥ 0 $\kappa \geq 0$ and m ∈ N ∖ { 0 } $m\in \mathbb{N}\setminus \{0\}$ , which includes the Hardy–Littlewood maximal operator as a special ...
Salem Ben Said, Selma Negzaoui
doaj   +1 more source

Variation Inequalities for the Hardy-Littlewood Maximal Function on Finite Directed Graphs

open access: yesMathematics, 2022
In this paper, the authors establish the bounds for the Hardy-Littlewood maximal operator defined on a finite directed graph G→ in the space BVp(G→) of bounded p-variation functions.
Feng Liu, Xiao Zhang
doaj   +1 more source

Weak Type Inequalities for Some Integral Operators on Generalized Nonhomogeneous Morrey Spaces

open access: yesJournal of Function Spaces and Applications, 2013
We prove weak type inequalities for some integral operators, especially generalized fractional integral operators, on generalized Morrey spaces of nonhomogeneous type.
Hendra Gunawan   +3 more
doaj   +1 more source

Sparse domination for the lattice Hardy–Littlewood maximal operator

open access: yesProceedings of the American Mathematical Society, 2018
We study the domination of the lattice Hardy--Littlewood maximal operator by sparse operators in the setting of general Banach lattices. We prove that the admissible exponents of the dominating sparse operator are determined by the $q$-convexity of the Banach lattice.
Hänninen, Timo S. (author)   +1 more
openaire   +5 more sources

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