Results 1 to 10 of about 15 (15)

Free Banach lattices under convexity conditions. [PDF]

open access: yesRev R Acad Cienc Exactas Fis Nat A Mat, 2022
Jardón-Sánchez H   +4 more
europepmc   +1 more source

A description of Banach space-valued Orlicz hearts

open access: yesOpen Mathematics, 2010
Labuschagne Coenraad, Offwood Theresa
doaj   +1 more source

Some problems on narrow operators on function spaces

open access: yesOpen Mathematics, 2014
Popov Mikhail   +2 more
doaj   +1 more source

On order structure and operators in L ∞(μ)

open access: yesOpen Mathematics, 2009
Krasikova Irina   +4 more
doaj   +1 more source

On the compactness and the essential norm of operators defined by infinite tridiagonal matrices

open access: yesConcrete Operators, 2023
In this article, all sequences u{\boldsymbol{u}}, v{\boldsymbol{v}}, and w{\boldsymbol{w}} that define continuous and compact tridiagonal operators Tu,v,w{T}_{u,v,w} acting on the weighted sequence space lβ2{l}_{\beta }^{2} were characterized ...
Caicedo Alexander   +2 more
doaj   +1 more source

Domination and Kwapień’s factorization theorems for positive Cohen p–nuclear m–linear operators

open access: yesMoroccan Journal of Pure and Applied Analysis, 2021
In this paper, we introduce and study the concept of positive Cohen p-nuclear multilinear operators between Banach lattice spaces. We prove a natural analog to the Pietsch domination theorem for this class.
Bougoutaia Amar   +2 more
doaj   +1 more source

Bu’s theorem in the positive situation

open access: yesMoroccan Journal of Pure and Applied Analysis, 2022
In this paper, we valorize the relationship between positive p−summing operators and positive strongly q−summing operators using (Contemp. Math. 328, 145 − 149 (2003)).
Bougoutaia Amar, Belacel Amar
doaj   +1 more source

The lattice‐isometric copies of ℓ∞(Γ) in quotients of Banach lattices

open access: yesInternational Journal of Mathematics and Mathematical Sciences, Volume 2003, Issue 47, Page 3003-3006, 2003., 2003
Let E be a Banach lattice and let M be a norm‐closed and Dedekind σ‐complete ideal of E. If E contains a lattice‐isometric copy of ℓ∞, then E/M contains such a copy as well, or M contains a lattice copy of ℓ∞. This is one of the consequences of more general results presented in this paper.
Marek Wójtowicz
wiley   +1 more source

About interpolation of subspaces of rearrangement invariant spaces generated by Rademacher system

open access: yesInternational Journal of Mathematics and Mathematical Sciences, Volume 25, Issue 7, Page 451-465, 2001., 2001
The Rademacher series in rearrangement invariant function spaces “close” to the space L∞ are considered. In terms of interpolation theory of operators, a correspondence between such spaces and spaces of coefficients generated by them is stated. It is proved that this correspondence is one‐to‐one. Some examples and applications are presented.
Sergey V. Astashkin
wiley   +1 more source

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