Representation of sequence classes by operator ideals

G Botelho, AS Santiago - Journal of Mathematical Analysis and …, 2025 - Elsevier
It is well known that weakly p-summable sequences in a Banach space E are associated to
bounded operators from ℓ p⁎ to E, and unconditionally p-summable sequences in E are …

Symmetric ideals of generalized summing multilinear operators

G Botelho, AS Santiago - Linear and Multilinear Algebra, 2024 - Taylor & Francis
Let X 1,…, X n, Y be classes of Banach spaces-valued sequences. An n-linear operator A
between Banach spaces belongs to the ideal of (X 1,…, X n; Y)-summing multilinear …

Hyper-ideals of multilinear operators and two-sided polynomial ideals generated by sequence classes

G Botelho, R Wood - Mediterranean Journal of Mathematics, 2023 - Springer
In the nonlinear field of multilinear operators and homogeneous polynomials between
Banach spaces, we develop a technique, based on the transformation of vector-valued …

[PDF][PDF] POSITIVE COHEN p− NUCLEAR m− HOMOGENEOUS POLYNOMIALS

A Hammou, A Belacel, A Bougoutaia, A Tiaiba - Surv Math Appl, 2023 - num.univ-msila.dz
Positive Cohen p-nuclear m-homogeneous polynomials Page 1 Surveys in Mathematics and
its Applications ISSN 1842-6298 (electronic), 1843-7265 (print) Volume 18 (2023), 107 – 121 …

An injective-type norm and integral bilinear forms defined by sequence classes

JR Campos, L Nascimento, LFP Sousa - arXiv preprint arXiv:2411.06938, 2024 - arxiv.org
In this work we define a class of injective-type norm on tensor products through the
environment of sequence classes. Examples and results on this norm will be presented and …

Representation of sequence classes by operator ideals: Part II

G Botelho, AS Santiago - Advances in Operator Theory, 2025 - Springer
In this paper we continue the investigation of classes of vector-valued sequences that are
represented by Banach operator ideals. By a procedure we mean a correspondence\(X …

Maximal ideals of generalized summing linear operators

G Botelho, JR Campos, L Nascimento - Mediterranean Journal of …, 2024 - Springer
We prove when a Banach ideal of linear operators defined, or characterized, by the
transformation of vector-valued sequences is maximal. Known results are recovered as …

Factorable strongly -nuclear m-homogeneous polynomials

O Djeribia, A Belacel, A Bougoutaia - Khayyam Journal of …, 2024 - kjm-math.org
‎ In this paper‎,‎ we study the ideal of strongly $(p,\sigma) $-continuous‎ polynomials that
extends the nowadays well-known ideal of Cohen strongly‎ $ p $-summing polynomials to …

The Orlicz inequality for multilinear forms

D Núñez-Alarcón, D Pellegrino… - Journal of Mathematical …, 2022 - Elsevier
Abstract The Orlicz (ℓ 2, ℓ 1)-mixed inequality states that (∑ j 1= 1 n (∑ j 2= 1 n| A (ej 1, ej
2)|) 2) 1 2≤ 2‖ A‖ for all bilinear forms A: K n× K n→ K and all positive integers n, where K …

An anisotropic summability and mixed sequences

JR Campos, R Macedo, J Santos - Revista Matemática Complutense, 2024 - Springer
In this paper we define and study a vector-valued sequence space, called the space of
anisotropic (s, q, r)-summable sequences, that generalizes the classical space of (s; q) …