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We introduce new tools for analytic microlocal analysis on K\"ahler manifolds. As an application, we prove that the space of Berezin-Toeplitz operators with analytic contravariant symbol is an algebra. We also give a short proof of the…

Complex Variables · Mathematics 2019-12-17 Laurent Charles

Commutators of bilinear Calder\'on-Zygmund operators and multiplication by functions in a certain subspace of the space of functions of bounded mean oscillations are shown to be compact on appropriate products of weighted Lebesgue spaces.

Classical Analysis and ODEs · Mathematics 2013-10-24 Árpád Bényi , Wendolín Damián , Kabe Moen , Rodolfo H. Torres

Let $p\in(0, 1]$. In this paper, the authors prove that a sublinear operator $T$ (which is originally defined on smooth functions with compact support) can be extended as a bounded sublinear operator from product Hardy spaces $H^p({{\mathbb…

Classical Analysis and ODEs · Mathematics 2009-06-08 Der-Chen Chang , Dachun Yang , Yuan Zhou

This is a review paper based on the series of our papers devoted to a structure of true-poly-analytic Bergman function spaces over the upper half-plane in the complex plane and to a detailed study of properties of Toeplitz operators with…

Functional Analysis · Mathematics 2015-09-03 Ondrej Hutník , Mária Hutníková

This paper studies the \(k^{th}-\)order slant Toeplitz and slant little Hankel operators on the weighted Bergman space \(\mathcal{A}_\alpha^2(\mathbb{D})\). These operators are constructed using a slant shift operator \(W_k\) composed with…

Functional Analysis · Mathematics 2025-07-10 Oinam Nilbir Singh , M. P. Singh , Thokchom Sonamani Singh

In this paper, we characterize Carleson measure and vanishing Carleson measure on Bergman spaces with admissible weights in terms of {\it t-Berezin transform} and {\it averaging function} as key tools. Moreover, power bounded and power…

Complex Variables · Mathematics 2022-12-12 Aakriti Sharma , Ajay K. Sharma , M. Mursaleen

For a smoothly bounded strictly pseudoconvex domain, we describe the boundary singularity of weighted Bergman kernels with respect to weights behaving like a power (possibly fractional) of a defining function, and, more generally, of the…

Functional Analysis · Mathematics 2007-05-23 Miroslav Englis

In this paper we completely describe the numerical range of Toeplitz operators on weighted Bergman spaces with harmonic symbol. We also characterize the numerical range of weighted composition operators on weighted Bergman spaces and…

Functional Analysis · Mathematics 2025-02-06 Anirban Sen , Subhadip Halder , Riddhick Birbonshi , Kallol Paul

We prove the existence of commutative $C^*$-algebras of Toeplitz operators on every weighted Bergman space over the complex projective space $\mathbb{P}^n(\mathbb{C})$. The symbols that define our algebras are those that depend only on the…

Operator Algebras · Mathematics 2012-01-11 Raul Quiroga-Barranco , A. Sanchez-Nungaray

Let $T$ be a linear operator that, for some $p_1\in(1,\infty)$, is bounded on $L^{p_1}(\tilde w)$ for all $\tilde w\in A_{p_1}(\mathbb R^d)$ and in addition compact on $L^{p_1}(w_1)$ for some $w_1\in A_{p_1}(\mathbb R^d)$. Then $T$ is…

Functional Analysis · Mathematics 2022-02-23 Tuomas Hytönen , Stefanos Lappas

Using recent characterizations of the compactness of composition operators on Hardy-Orlicz and Bergman-Orlicz spaces on the ball, we first show that a composition operator which is compact on every Hardy-Orlicz (or Bergman-Orlicz) space has…

Functional Analysis · Mathematics 2011-01-20 Stéphane Charpentier

We study the weighted composition operators between the Lipschitz space and the space of bounded functions on the set of vertices of an infinite tree. We characterized the boundedness, the compactness, and the boundedness from below of…

Functional Analysis · Mathematics 2019-02-28 Takuya Hosokawa

It is well known that a function is in a Bergman space of the unit ball if and only if it satisfies some Hardy-type inequalities. We extend this fact to Bergman-Orlicz spaces. As applications, we obtain Gustavsson-Peetre interpolation of…

Classical Analysis and ODEs · Mathematics 2016-10-07 Benoît F. Sehba

Berezin integration of functions of anticommuting Grassmann variables is usually seen as a formal operation, sometimes even defined via differentiation. Using the formalism of geometric algebra and geometric calculus in which the Grassmann…

General Relativity and Quantum Cosmology · Physics 2020-06-19 Thomas Scanlon , Roman Sverdlov

Let $M$ be an arbitrary complex manifold and let $L$ be a Hermitian holomorphic line bundle over $M$. We introduce the Berezin-Toeplitz quantization of the open set of $M$ where the curvature on $L$ is non-degenerate. The quantum spaces are…

Differential Geometry · Mathematics 2017-09-11 Chin-Yu Hsiao , George Marinescu

In this note known formulas for the product of Toeplitz operators are revisited in the context of their applications to the study of Fredholmness, boundedness of Toeplitz products, and the Berezin-Toeplitz quantization. A few open problems…

Functional Analysis · Mathematics 2023-01-03 Jani A. Virtanen

Let $L^2(D)$ be the space of measurable square-summable functions on the unit disk. Let $L^2_a(D)$ be the Bergman space, i.e., the (closed) subspace of analytic functions in $L^2(D)$. $P_+$ stays for the orthogonal projection going from…

Spectral Theory · Mathematics 2020-06-05 Mahamet Koita , Stanislas Kupin , Sergey Naboko , Belco Touré

Let $\Omega$ be either the unit polydisc $\mathbb D^d$ or the unit ball $\mathbb B_d$ in $\mathbb C^d$ and $G$ be a finite pseudoreflection group which acts on $\Omega.$ Associated to each one-dimensional representation $\varrho$ of $G,$ we…

Complex Variables · Mathematics 2022-05-03 Gargi Ghosh

We introduce a new space IDA of locally integrable functions whose integral distance to holomorphic functions is finite, and use it to completely characterize boundedness and compactness of Hankel operators on weighted Fock spaces. As an…

Functional Analysis · Mathematics 2024-06-11 Zhangjian Hu , Jani A. Virtanen

We describe certain $C^*$-algebras generated by Toeplitz operators with nilpotent symbols and acting on a poly-Bergman type space of the Siegel domain $D_{2} \subset \mathbb{C}^{2}$. Bounded measurable functions of the form $c(\text{Im}\,…

Operator Algebras · Mathematics 2023-06-07 Yessica Hernández-Eliseo , Josué Ramírez-Ortega , Francisco G. Hernández-Zamora
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