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Related papers: Variable Exponent Fock Spaces

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In this paper, we give the necessary and sufficient conditions for the boundedness of fractional integral operators on the modulation spaces.

Functional Analysis · Mathematics 2007-07-04 Mitsuru Sugimoto , Naohito Tomita

We study certain densely defined unbounded operators on the Fock space. These are the annihilation and creation operators of quantum mechanics. In several complex variables we have the $\partial$-operator and its adjoint $\partial^*$ acting…

Complex Variables · Mathematics 2018-05-14 Friedrich Haslinger

In this paper, we have investigated the generalized Wiener space of bounded variation with $p$-variable. Various results are obtained such as uniform convexity and reflexivity, there was characterized the set of points of discontinuity of…

Functional Analysis · Mathematics 2022-01-28 Ani Ozbetelashvili , Shalva Zviadadze

We introduce a variable exponent version of the Hardy space of analytic functions on the unit disk, we show some properties of the space, and give an example of a variable exponent $p(\cdot)$ that satisfies the $\log$-H\"older condition…

Complex Variables · Mathematics 2018-11-01 Gerardo A. Chacón , Gerardo R. Chacón

We give explicit descriptions of all path connected components and isolated points of both spaces of composition operators and nonzero weighted composition operators acting from a Fock space $\mathcal{F}^p(\mathbb{C}^n)$ to another one…

Complex Variables · Mathematics 2018-11-26 Pham Trong Tien , Le Hai Khoi

This book provides a gentle introduction to fractional Sobolev spaces, which play a central role in the calculus of variations, partial differential equations, and harmonic analysis. The first part deals with fractional Sobolev spaces of…

Analysis of PDEs · Mathematics 2023-03-13 Giovanni Leoni

This paper is devoted to linear space representations of contextual probabilities - in generalized Fock space. This gives the possibility to use the calculus of creation and annihilation operators to express probabilistic dynamics in the…

Quantum Physics · Physics 2019-04-01 Sergey Rashkovskiy , Andrei Khrennikov

The basic ideas of second quantization and Fock space are extended to density operator states, used in treatments of open many-body systems. This can be done for fermions and bosons. While the former only requires the use of a…

Quantum Physics · Physics 2015-05-20 Thomas H. Seligman , Tomaz Prosen

In this paper we develop the theory of variable exponent Hardy spaces associated with discrete Laplacians on infinite graphs. Our Hardy spaces are defined by square integrals, atomic and molecular decompositions. Also we study boundedness…

Classical Analysis and ODEs · Mathematics 2023-10-26 Víctor Almeida , Jorge J. Betancor , Alejandro J. Castro , Lourdes Rodríguez-Mesa

We give some remarks on some manifolds K3 surfaces, Complex projective spaces, real projective space and Torus and the classification of two dimensional Riemannian surfaces, Green functions and the Stokes formula. We also, talk about traces…

General Mathematics · Mathematics 2026-02-17 Samy Skander Bahoura

A Fock space is introduced that admits an action of a quantum group of type A supplemented with some extra operators. The canonical and dual canonical basis of the Fock space are computed and then used to derive the finite-dimenisonal…

Quantum Algebra · Mathematics 2011-11-09 Shun-Jen Cheng , Weiqiang Wang , R. B. Zhang

We study boundary uniqueness properties of Hardy space functions in several complex variables. Along the way, we develop properties of the Lumer Hardy space.

Complex Variables · Mathematics 2016-09-01 Steven G. Krantz

Apart from global topological problems an affine homogeneous space is locally described by its curvature, its torsion and a slightly less tangible object called its connection in a given base point. Using this description of the local…

Differential Geometry · Mathematics 2017-07-21 Gregor Weingart

We present the foundations of the theory of functions of bounded variation and sets of finite perimeter in abstract Wiener spaces.

Analysis of PDEs · Mathematics 2012-12-27 M. Miranda , M. Novaga , D. Pallara

The density of polynomials in a weighted space of infinitely differentiable functions in a multidimensional real space is proved under minimal conditions on weight functions and on differences between weight functions. We apply this result…

Classical Analysis and ODEs · Mathematics 2007-05-23 P. V. Fedotova , I. Kh. Musin

In this paper we prove a randomized difference norm characterization for Bessel potential spaces with values in UMD Banach spaces. The main ingredients are $\mathcal{R}$-boundedness results for Fourier multiplier operators, which are of…

Functional Analysis · Mathematics 2016-12-08 Nick Lindemulder

Special bases of orthogonal polynomials are defined, that are suited to expansions of density and potential perturbations under strict particle number conservation. Particle-hole expansions of the density response to an arbitrary…

Nuclear Theory · Physics 2009-11-11 B. G. Giraud , A. Weiguny , L. Wilets

This paper defines local weighted Hardy spaces with variable exponent. Local Hardy spaces permit atomic decomposition, which is one of the main themes in this paper. A consequence is that the atomic decomposition is obtained for the…

Functional Analysis · Mathematics 2022-06-14 Mitsuo Izuki , Toru Nogayama , Takahiro Noi , Yoshihiro Sawano

In this note we generalize the definition of Fujii-Wilson condition providing quantitative characterizations of some interesting classes of weights, such as $A_\infty$, $A_\infty^{weak}$ and $C_p$, in terms of BMO type spaces suited to…

Classical Analysis and ODEs · Mathematics 2019-04-04 Sheldy Ombrosi , Carlos Pérez , Israel P. Rivera-Ríos , Ezequiel Rela

We introduce some notions of invariant elementary definability which extend the notions of first-order order-invariant definability, and, more generally, definability invariant with respect to arbitrary numerical relations. In particular,…

Logic · Mathematics 2025-07-17 Steven Lindell , Henry Towsner , Scott Weinstein