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We study projective and injective tensor products of Banach $L^0$-modules over a $\sigma$-finite measure space. En route, we extend to Banach $L^0$-modules several technical tools of independent interest, such as quotient operators,…

Functional Analysis · Mathematics 2023-08-08 Enrico Pasqualetto

We characterize those (continuously-normed) Banach bundles $\mathcal{E}\to X$ with compact Hausdorff base whose spaces $\Gamma(\mathcal{E})$ of global continuous sections are topologically finitely-generated over the function algebra…

Functional Analysis · Mathematics 2024-06-04 Alexandru Chirvasitu

We analyze certain algebraic structures of the Banach space projective tensor product of $C^*$-algebras which are comparable with their known counterparts or the Haagerup tensor product and the operator space projective tensor product of…

Operator Algebras · Mathematics 2026-01-01 Ved Prakash Gupta , Ranjana Jain

We study the property of being strongly weakly compactly generated (and some relatives) in projective tensor products of Banach spaces. Our main result is as follows. Let $1<p,q<\infty$ be such that $1/p+1/q\geq 1$. Let $X$ (resp., $Y$) be…

Functional Analysis · Mathematics 2022-06-20 José Rodríguez

We define the $k$:th moment of a Banach space valued random variable as the expectation of its $k$:th tensor power; thus the moment (if it exists) is an element of a tensor power of the original Banach space. We study both the projective…

Probability · Mathematics 2012-08-31 Svante Janson , Sten Kaijser

In this work we construct certain general bundles $<\mathfrak{M},\rho,X>$ and $<\mathfrak{B},\eta,X>$ of Hausdorff locally convex spaces associated with a given Banach bundle $<\mathfrak{E},\pi,X>$. Then we present conditions ensuring the…

Functional Analysis · Mathematics 2021-10-22 Benedetto Silvestri

We continue the investigation of the behaviour of diameter two properties in tensor products of Banach spaces. Our main result shows that the symmetric strong diameter two property is stable by taking projective tensor products. We also…

Functional Analysis · Mathematics 2020-03-24 Johann Langemets

We develop a family of infinite-dimensional Banach manifolds of measures on an abstract measurable space, employing charts that are "balanced" between the density and log-density functions. The manifolds, $(\tilde{M}_{\lambda},\lambda\in…

Probability · Mathematics 2016-02-10 Nigel J. Newton

Countable projective limits of countable inductive limits, so-called PLB-spaces, of weighted Banach spaces of continuous functions have recently been investigated by Agethen, Bierstedt and Bonet, who analyzed locally convex properties in…

Functional Analysis · Mathematics 2016-03-07 Sven-Ake Wegner

Let $M$ be a finite dimensional modular representation of a finite group $G$. We consider the generating function for the non-projective part of the tensor powers of $M$, and we write $\gamma_G(M)$ for the reciprocal of the radius of…

Group Theory · Mathematics 2019-12-17 Dave Benson , Peter Symonds

In the present paper we investigate Banach--Kantorovich algebras over faithful solid subalgebras of algebras measurable functions. We prove that any Banach--Kantorovich algebra over faithful solid subalgebras of algebra measurable functions…

Functional Analysis · Mathematics 2014-04-15 Inomjon Ganiev , Farrukh Mukhamedov , Karimbergen Kudaybergenov

We identify the modulation spaces associated to tensor products of amalgam spaces having a large class of Banach spaces as their local component. As consequences of the main results, we describe the modulation spaces associated to tensor…

Functional Analysis · Mathematics 2021-05-11 Hans G. Feichtinger , Stevan Pilipović , Bojan Prangoski

In this paper, we show that four main diagonal spaces of injective tensor products are pairwise isometrically isomorphic. When E is a Banach lattice, we show that the tensor diagonal of E is a 1-unconditional basic sequence in both the…

Functional Analysis · Mathematics 2015-02-18 Donghai Ji , Byunghoon Lee , Qingying Bu

Given two Banach function spaces we study the pointwise product space E.F, especially for the case that the pointwise product of their unit balls is again convex. We then give conditions on when the pointwise product E . M(E, F)=F, where…

Functional Analysis · Mathematics 2008-04-01 Anton R. Schep

In this paper we investigate some reflexivity-type properties of separable measurable Banach bundles over a $\sigma$-finite measure space. Our two main results are the following: - The fibers of a bundle are uniformly convex (with a common…

Functional Analysis · Mathematics 2022-09-30 Milica Lučić , Enrico Pasqualetto , Ivana Vojnović

We derive Onsager-Machlup functionals for countable product measures on weighted $\ell^p$ subspaces of the sequence space $\mathbb{R}^{\mathbb{N}}$. Each measure in the product is a shifted and scaled copy of a reference probability measure…

Statistics Theory · Mathematics 2022-01-10 Birzhan Ayanbayev , Ilja Klebanov , Han Cheng Lie , T. J. Sullivan

The aim of this note is to study some geometrical properties like diameter two properties, octahedrality and almost squareness in the setting of (symmetric) tensor product spaces. In particular, we show that the injective tensor product of…

Functional Analysis · Mathematics 2016-02-24 Johann Langemets , Vegard Lima , Abraham Rueda Zoca

We continue the investigation of the behaviour of octahedral norms in tensor products of Banach spaces. Firstly, we will prove the existence of a Banach space $Y$ such that the injective tensor products $l_1\widehat{\otimes}_\varepsilon Y$…

Functional Analysis · Mathematics 2016-12-28 Johann Langemets , Vegard Lima , Abraham Rueda Zoca

Given two Banach spaces $X$ and $Y$, we analyze when the projective tensor product $X\widehat{\otimes}_\pi Y$ has Corson's property (C) or is weakly Lindel\"of determined (WLD), subspace of a weakly compactly generated (WCG) space or…

Functional Analysis · Mathematics 2022-02-02 Antonio Avilés , Gonzalo Martínez-Cervantes , José Rodríguez , Abraham Rueda Zoca

In this paper, we investigate whether the tensor product of two frames, each individually localised with respect to a spectral matrix algebra, is also localised with respect to a suitably chosen tensor product algebra. We provide a partial…

Functional Analysis · Mathematics 2025-03-14 Dimitri Bytchenkoff , Michael Speckbacher , Peter Balazs
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