Results 1 to 10 of about 49,059 (218)

Domination problem for AM-compact abstract Uryson operators

open access: yesArchiv der Mathematik, 2016
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Orlov V., Pliev M., Rode D.
semanticscholar   +6 more sources

A Core Band of a Bounded Operator in the Order-Continuous Ideal of a Banach Lattice [PDF]

open access: yesContributions to Mathematics
Every bounded operator T : E → Y from a Banach lattice E into a Banach space Y admits a canonical localisation on the order-continuous ideal E a . A band B T ⊆ E a is introduced as the largest band of E a on which T is AM-compact.
Ningombam Cha Cogent   +1 more
doaj   +2 more sources

On linear sections of orthogonally additive operators

open access: yesМатематичні Студії, 2022
Our first result asserts that, for linear regular operators acting from a Riesz space with the principal projection property to a Banach lattice with an order continuous norm, the $C$-compactness is equivalent to the $AM$-compactness. Next we prove that,
A. Gumenchuk, I. Krasikova, M. Popov
doaj   +1 more source

Application of ${\rm (L)$ sets to some classes of operators} [PDF]

open access: yesMathematica Bohemica, 2016
The paper contains some applications of the notion of $L$ sets to several classes of operators on Banach lattices. In particular, we introduce and study the class of order ${\rm (L)$-Dunford-Pettis operators, that is, operators from a Banach space into a
Kamal El Fahri   +3 more
doaj   +1 more source

Erratum to: Compactness properties for operators dominated by AM-compact operators [PDF]

open access: yesProceedings of the American Mathematical Society, 2009
In [ibid. 135, No. 4, 1151--1157 (2007; Zbl 1118.47029)], the authors have characterized Banach lattices such that operators dominated by AM-compact operators are AM-compact; but there was an error in the proof of this characterization. In this note, they give a new and correct proof by using a new lemma.
Aqzzouz, Belmesnaoui, Elbour, Aziz
openaire   +1 more source

Compactness properties of operators dominated by AM-compact operators [PDF]

open access: yesProceedings of the American Mathematical Society, 2007
Based on work of Fremlin, the authors study the domination problem for the class of AM-compact oeprators. Let \(E\) be an arbitrary Banach lattice and let \(S\) and \(T\) be two operators from \(E\) into \(E\) such that \(0\leq S\leq T\) and \(T\) is AM-compact. Then it is shown that \(S^2\) is AM-compact.
Aqzzouz, Belmesnaoui   +2 more
openaire   +2 more sources

The relation between b-weakly compact operator and KB-operator

open access: yesTurkish Journal of Mathematics, 2019
Our aim is to solve the problem asked by Bahramnezhad and Azar in "KB-operators on Banach lattices and their relationships with Dunford-Pettis and order weakly compact operators".
Bahri Turan, B. Altın
semanticscholar   +1 more source

Difference of composition operators on weighted Bergman spaces over the half-plane

open access: yesJournal of Inequalities and Applications, 2016
Recently, the bounded, compact and Hilbert-Schmidt difference of composition operators on the Bergman spaces over the half-plane are characterized in (Choe et al. in Trans. Am. Math. Soc., 2016, in press).
Maocai Wang, Changbao Pang
doaj   +1 more source

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