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Related papers: p-Summing Bloch mappings on the complex unit disc

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Let $E$ and $F$ be complex Banach spaces, $U$ be an open subset of $E$ and $1\leq p\leq\infty$. We introduce and study the notion of a Cohen strongly $p$-summing holomorphic mapping from $U$ to $F$, a holomorphic version of a strongly…

Functional Analysis · Mathematics 2022-09-08 A. Jiménez-Vargas , K. Saadi , J. M. Sepulcre

The known duality of the space of Bloch complex-valued functions on the open complex unit disc $\mathbb{D}$ is addressed under a new approach with the introduction of the concepts of Bloch molecules and Bloch-free Banach space of…

Complex Variables · Mathematics 2023-08-07 A. Jiménez-Vargas , D. Ruiz-Casternado

Given an open subset $U$ of a complex Banach space $E$, a weight $v$ on $U$, and a complex Banach space $F$, let $\Hv(U,F)$ denote the Banach space of all weighted holomorphic mappings $f\colon U\to F$, under the weighted supremum norm…

Functional Analysis · Mathematics 2026-03-31 M. G. Cabrera-Padilla , A. Jiménez-Vargas , A. Keten Çopur

We introduce the concept of vector-valued holomorphic mappings on the complex unit disc that factor through a Hilbert space and state the main properties of the space formed by such Bloch mappings equipped with a natural norm:…

Complex Variables · Mathematics 2024-11-18 M. G. Cabrera-Padilla , A. Jiménez-Vargas , D. Ruiz-Casternado

We relate the injectivity of the canonical map from $C(B_{E'})$ to $L_p(\mu)$, where $\mu$ is a regular Borel probability measure on the closed unit ball $B_{E'}$ of the dual $E'$ of a Banach space $E$ endowed with the weak* topology, to…

Functional Analysis · Mathematics 2012-10-12 Geraldo Botelho , Daniel Pellegrino , Pilar Rueda

Let $E$ be an operator space in the sense of the theory recently developed by Blecher-Paulsen and Effros-Ruan. We introduce a notion of $E$-valued non commutative $L_p$-space for $1 \leq p < \infty$ and we prove that the resulting operator…

Functional Analysis · Mathematics 2016-09-06 Gilles Pisier

A Banach space $X$ has the $2$-summing property if the norm of every linear operator from $X$ to a Hilbert space is equal to the $2$-summing norm of the operator. Up to a point, the theory of spaces which have this property is independent…

Functional Analysis · Mathematics 2016-09-06 Alvaro Arias , Tadek Figiel , William B. Johnson , Gideon Schechtman

In this paper, we introduce a new class of subsets of bounded linear operators between Banach spaces which is p-version of the uniformly completely continuous sets. Then, we study the relationship between these sets with the equicompact…

Functional Analysis · Mathematics 2020-03-26 M. Alikhani

We show that inclusions of $p$-metric spaces always produce genuine linear embeddings at the level of Lipschitz-free $p$-spaces. More precisely, for every $0<p<1$ and every inclusion $ \mathit{N}\subset \mathit{M}$ of $p$-metric spaces, the…

Functional Analysis · Mathematics 2026-03-31 Fernando Albiac , José L. Ansorena

It is well known that not every summability property for non linear operators leads to a factorization theorem. In this paper we undertake a detailed study of factorization schemes for summing linear and nonlinear operators. Our aim is to…

Functional Analysis · Mathematics 2015-11-17 E. Dahia , D. Achour , P. Rueda , E. A. Sánchez Pérez

We consider the space of molecules endowed with the transpose version of the Chevet-Saphar norm and we identify its dual space with the space of Lipschitz strongly p-summing operators. We also extend some old results to the category of…

Functional Analysis · Mathematics 2014-11-06 Khalil Saadi

In this paper we prove an abstract version of Pietsch's domination theorem which unify a number of known Pietsch-type domination theorems for classes of mappings that generalize the ideal of absolutely p-summing linear operators. A final…

Functional Analysis · Mathematics 2008-11-24 Geraldo Botelho , Daniel Pellegrino , Pilar Rueda

For $1<p\le \infty$, we show the existence of a Banach space which is both injectively and surjectively universal for the class of all separable Banach spaces with an equivalent $p$-asymptotically uniformly smooth norm. We prove that this…

Functional Analysis · Mathematics 2022-08-29 Ryan M. Causey , Gilles Lancien

Let $1\le p\le q<\infty$ and let $X$ be a $p$-convex Banach function space over a $\sigma$-finite measure $\mu$. We combine the structure of the spaces $L^p(\mu)$ and $L^q(\xi)$ for constructing the new space $S_{X_p}^{\,q}(\xi)$, where…

Functional Analysis · Mathematics 2015-07-01 O. Delgado , E. A. Sánchez Pérez

Let $X$, $Y$ and $Z$ be Banach spaces and let $U$ be a subspace of $\mathcal{L}(X^*,Y)$, the Banach space of all operators from $X^*$ to $Y$. An operator $S: U \to Z$ is said to be $(\ell^s_p,\ell_p)$-summing (where $1\leq p <\infty$) if…

Functional Analysis · Mathematics 2020-03-17 J. Rodríguez , E. A. Sánchez-Pérez

The main purpose of this paper is to develop some methods to investigate the Schwarz type lemmas of holomorphic mappings and pluriharmonic mappings in Banach spaces. Initially, we extend the classical Schwarz lemmas of holomorphic mappings…

Complex Variables · Mathematics 2022-07-11 Shaolin Chen , Hidetaka Hamada , Saminathan Ponnusamy , Ramakrishnan Vijayakumar

The paper makes the first steps into the study of extensions ("twisted sums") of noncommutative $L^p$-spaces regarded as Banach modules over the underlying von Neumann algebra $\mathcal M$. Our approach combines Kalton's description of…

Operator Algebras · Mathematics 2016-02-02 Félix Cabello Sánchez , Jesús M. F. Castillo , Stanislaw Goldstein , Jesús Suárez

In this note, we introduce the notion of modulus of $p$-variation for a function of a real variable, and show that it serves in at least two important problems, namely, the uniform convergence of Fourier series and computation of certain…

Functional Analysis · Mathematics 2020-11-17 Gholam Hossein Esslamzadeh , Milad Moazami Goodarzi , Mahdi Hormozi , Martin Lind

We investigate asymptotic polynomial approximation for a class of weighted Bloch functions in the unit disc. Our main result is a structural theorem on asymptotic polynomial approximation in the unit disc, in the flavor of the classical…

Complex Variables · Mathematics 2024-03-14 Adem Limani

In this paper, we first establish a Schwarz-Pick type theorem for pluriharmonic mappings and then we apply it to discuss the equivalent norms on Lipschitz-type spaces. Finally, we obtain several Landau's and Bloch's type theorems for…

Complex Variables · Mathematics 2011-12-06 SH. Chen , S. Ponnusamy , X. Wang
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