Results 31 to 40 of about 2,185,505 (314)

Vector valued Orlicz-Lorentz sequence spaces and their operator ideals

open access: yes, 2017
In the present paper we introduce and study vector valued Orlicz-Lorentz sequence spaces lp,q,M,u,∆,A(X) on Banach space X with the help of a Musilak-Orlicz function M and for different positive indices p and q.
S. A. Mohiuddine, K. Raj
semanticscholar   +1 more source

Multiple operator integrals, Haagerup and Haagerup‐like tensor products, and operator ideals [PDF]

open access: yes, 2016
We study Schatten–von Neumann properties of multiple operator integrals with integrands in the Haagerup tensor product of L∞ spaces. We obtain sharp, best possible estimates.
A. Aleksandrov, V. Peller
semanticscholar   +1 more source

On a New Stochastic Space of Solution for the Volterra-Type Summable Equations of Fuzzy Functions

open access: yesJournal of Mathematics, 2023
This article explains the sufficient requirements for a newly constructed stochastic space by Poisson-like matrices and weighted variable exponent sequence spaces of fuzzy functions, as well as the ideals of their operators, for the Kannan contraction ...
Mustafa M. Mohammed, Awad A. Bakery
doaj   +1 more source

Left and Right Operator Rings of a Γ Ring in Terms of Rough Fuzzy Ideals

open access: yesAxioms, 2023
The relationship between Rough Set (RS) and algebraic systems has been long studied by mathematicians. RS is a growing research area that encourages studies into both real-world applications and the theory itself.
Durgadevi Pushpanathan   +1 more
doaj   +1 more source

Ideals and hereditary subalgebras in operator algebras

open access: yes, 2012
This paper may be viewed as having two aims. First, we continue our study of algebras of operators on a Hilbert space which have a contractive approximate identity, this time from a more Banach algebraic point of view.
Almus, Melahat   +2 more
core   +1 more source

On tensor stable operator ideals.

open access: yesMichigan Mathematical Journal, 1989
An operator ideal \({\mathfrak A}\) is tensor stable with respect to a tensor norm \(\alpha\), provided that for all operators S,T belonging to \({\mathfrak A}\) also \(S{\tilde \oplus}_{\alpha}T\) belongs to \({\mathfrak A}\). The authors show that any non-proper Banach-operator ideal with \(\sup_{n}A(id_{\ell^ n_{\infty}})=\infty\), A being the ideal
Carl, B., Defant, A., Ramanujan, M. S.
openaire   +2 more sources

Operator ideals related to absolutely summing and Cohen strongly summing operators [PDF]

open access: yes, 2015
We study the ideals of linear operators between Banach spaces determined by the transformation of vector-valued sequences involving the new sequence space introduced by Karn and Sinha \cite{karnsinha} and the classical spaces of absolutely, weakly and ...
G. Botelho   +2 more
semanticscholar   +1 more source

Dominated Ideals and Baire Ideals in Complete Domains

open access: yesMathematics
We consider an operator Gi,I generated by a given interior operator i and an ideal I. Among the properties of the operator Gi,I, two properties denoted by Pi and Qi are remarkable.
Dănuţ Rusu, Gabriel Ciobanu
doaj   +1 more source

On null sequences for Banach operator ideals, trace duality and approximation properties

open access: yes, 2017
Let A be a Banach operator ideal and X be a Banach space. We undertake the study of the vector space of A ‐null sequences of Carl and Stephani on X, c0,A(X) , from a unified point of view after we introduce a norm which makes it a Banach space.
S. Lassalle, Pablo Turco
semanticscholar   +1 more source

A new class of operator ideals and approximation numbers

open access: yesNew Trends in Mathematical Sciences, 2018
In this study, we introduce the class of generalized Stolz ma ppings by generalized approximation numbers . Also we prove that the class of lp−type mappings are included in the class of generalized Stolz mappings by generalized approximation numbers and ...
P. Alp, E. Kara
semanticscholar   +1 more source

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