Results 101 to 110 of about 24,858 (293)

Weighted Endpoint Estimates for Commutators of Singular Integral Operators on Orlicz-Morrey Spaces

open access: yesJournal of Function Spaces, 2019
In this paper, we obtain the weighted endpoint estimates for the commutators of the singular integral operators with the BMO functions and the associated maximal operators on Orlicz-Morrey Spaces.
Jinyun Qi, Hongxia Shi, Wenming Li
doaj   +1 more source

On Bloom type estimates for iterated commutators of fractional integrals [PDF]

open access: yesIndiana University Mathematics Journal, 2017
In this paper we provide quantitative Bloom type estimates for iterated commutators of fractional integrals improving and extending results from a work of Holmes, Rahm and Spencer.
Natalia Accomazzo   +2 more
semanticscholar   +1 more source

An Innovative Approach to Multi‐Valued Logic

open access: yesIEEJ Transactions on Electrical and Electronic Engineering, EarlyView.
The current generation of computer systems operates on the principles of binary logic, which encompasses both logical and arithmetic operations. However, silicon technology has reached its peak performance, prompting researchers to explore alternative methods for enhancing computational efficiency. One such method is the adoption of Multi‐Valued Logic (
Ali Mokhtari, Peyman Kabiri
wiley   +1 more source

Commutators of multilinear fractional maximal operators with Lipschitz functions on Morrey spaces

open access: yesOpen Mathematics
In this work, we present necessary and sufficient conditions for the boundedness of the commutators generated by multilinear fractional maximal operators on the products of Morrey spaces when the symbol belongs to Lipschitz spaces.
Zhang Pu, Ağcayazı Müjdat
doaj   +1 more source

Weighted inequalities for fractional integral operators and linear commutators in the Morrey-type spaces

open access: yesJournal of Inequalities and Applications, 2017
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
Hua Wang
doaj   +1 more source

Necessary conditions for the boundedness of linear and bilinear commutators on Banach function spaces [PDF]

open access: yes, 2017
In this article we extend recent results by the first author on the necessity of $BMO$ for the boundedness of commutators on the classical Lebesgue spaces. We generalize these results to a large class of Banach function spaces.
Lucas Chaffee, Sfo David Cruz Uribe
semanticscholar   +1 more source

Linear Relations Between Higher Matrix Commutators

open access: yes, 1964
Let Mn denote the space of all n-square matrices over an algebraically closed field F. For A, B ∊ Mn, letdefine the iterated commutators of A and B. Recently several research papers (1, 2, 4, and 5) have appeared on these commutators.
Nisar A. Khan
core   +1 more source

Commutators and Analytic Dependence of Fourier-Bessel Series on (0, ∞) [PDF]

open access: yes, 1999
In this paper we study the boundedness of the commutators [b, Sn] where b is a BMO function and Sn denotes the n-th partial sum of the Fourier-Bessel series on (0, ∞).
José J. Guadalupe   +5 more
core   +1 more source

Zero‐Current Switching Based Model Predictive Control of a Double‐Extended Overlapped Alternate Arm Converter Used in the VSC–HVDC System

open access: yesHigh Voltage, EarlyView.
ABSTRACT The alternate arm converter (AAC) is one of the most efficient multilevel topologies based on voltage source converters (VSCs), which has recently gained attention in various applications, particularly in high voltage direct current (HVDC) systems.
Ehsan Akbari, Milad Samady Shadlu
wiley   +1 more source

Endpoint estimates for the commutators of multilinear Calderón-Zygmund operators with Dini type kernels

open access: yesJournal of Inequalities and Applications, 2016
Let T b → $T_{\vec{b}}$ and T Π b $T_{\Pi b}$ be the commutators in the jth entry and iterated commutators of the multilinear Calderón-Zygmund operators, respectively.
Zhengyang Li, Qingying Xue
doaj   +1 more source

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