Results 1 to 10 of about 4,589,015 (245)

BMO with respect to Banach function spaces

open access: greenMathematische Annalen, 2022
For every cube $Q \subset \mathbb{R}^n$ we let $X_Q$ be a quasi-Banach function space over $Q$ such that $\|\chi_Q\|_{X_Q} \simeq 1$, and for $X= \{X_Q\}$ define \begin{align*} \|f\|_{\mathrm{BMO}_X}&:=\sup_Q \,\|f-{\textstyle\frac{1}{|Q|}\int_Qf} \|_ ...
A. Lerner, E. Lorist, S. Ombrosi
semanticscholar   +6 more sources

A Characterization of Central BMO Space via the Commutator of Fractional Hardy Operator

open access: yesJournal of Function Spaces, 2020
This paper is devoted in characterizing the central BMO ℝn space via the commutator of the fractional Hardy operator with rough kernel. Precisely, by a more explicit decomposition of the operator and the kernel function, we will show that if the symbol ...
Lei Zhang, Shaoguang Shi
doaj   +2 more sources

Magnetic anomaly inversion through the novel barnacles mating optimization algorithm [PDF]

open access: yesScientific Reports, 2022
Dealing with the ill-posed and non-unique nature of the non-linear geophysical inverse problem via local optimizers requires the use of some regularization methods, constraints, and prior information about the Earth's complex interior. Another difficulty
Hanbing Ai   +5 more
doaj   +2 more sources

Characterizations of Weighted BMO Space and Its Application [PDF]

open access: yesActa Mathematica Sinica, English Series, 2017
In this paper, we prove that the weighted BMO space BMOp(ω)={f∈Lloc1:supQ‖χQ‖Lp(ω)−1‖(f−fQ)ω−1χQ‖Lp(ω)
Dinghuai Wang, Jiang Zhou, Z. Teng
semanticscholar   +5 more sources

BMO and Hankel Operators on Bergman Space of the Siegel Upper Half-Space

open access: greenComplex Analysis and Operator Theory, 2021
On the setting of the Siegel upper half-space we study the spaces of bounded and vanishing mean oscillations which are defined in terms of the Berezin transform, we use them to characterize bounded and compact Hankel operators on Bergman space.
Jiajia Si
semanticscholar   +3 more sources

Results for fractional bilinear Hardy operators in central varying exponent Morrey space

open access: yesAIMS Mathematics
This paper intends to demonstrate the boundedness of the fractional bilinear Hardy operator and its adjoint on the $ \lambda $-central Morrey space with variable exponents.
Muhammad Asim , Ghada AlNemer
doaj   +2 more sources

Hybrid Bird Mating Optimizer With Single-Based Algorithms for Combinatorial Optimization Problems

open access: yesIEEE Access, 2021
Bird mating optimizer (BMO) is a population-based metaheuristic that has been recently extended to solve combinatorial optimization problems. Even though the algorithm shows promising performance in solving combinatorial optimization problems, it suffers
Anas Arram, Masri Ayob, Alaa Sulaiman
doaj   +1 more source

A note on commutators of singular integrals with BMO and VMO functions in the Dunkl setting [PDF]

open access: yesMathematische Nachrichten, 2023
On RN$\mathbb {R}^N$ equipped with a root system R, multiplicity function k≥0$k \ge 0$ , and the associated measure dw(x)=∏α∈R|⟨x,α⟩|k(α)dx$dw(\mathbf {x})=\prod _{\alpha \in R}|\langle \mathbf {x},\alpha \rangle |^{k(\alpha )}\,d\mathbf {x}$ , we ...
Jacek Dziubański, Agnieszka Hejna
semanticscholar   +1 more source

Space of chord-arc curves and BMO/VMO Teichmüller space

open access: yesAnnales Fennici Mathematici, 2022
This paper focuses on the structure of the subspace \(T_c\) of the BMO Teichmüller space \(T_b\) corresponding to chord-arc curves, which contains the VMO Teichmüller space \(T_v\).
Katsuhiko Matsuzaki, Huaying Wei
semanticscholar   +1 more source

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