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Related papers: On estimates for weighted Bergman projections

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In this paper, first of all, according to Lu's and Zhang's works about the curvature of the Bergman metric on a bounded domain and the properties of the squeezing functions, we obtain that Bergman curvature of the Bergman metric on a…

Differential Geometry · Mathematics 2025-09-24 Jun Nie

We establish a sharp Sobolev trace inequality on the Siegel domain $\Omega_{n+1}$ involving the weighted norm-$W^{2,2}(\Omega_{n+1}, \rho^{1-2[\gamma]})$. The inequality is closely related the realization of fractional powers of the…

Analysis of PDEs · Mathematics 2023-04-17 Gunhee Cho , Zetian Yan

We give some necessary conditions and sufficient conditions for the compactness of the embedding of Sobolev spaces $W^{1,p}(\Omega,w) \to L^p(\Omega,w),$ where $w$ is some weight on a domain $\Omega \subset \Real^n$.

Functional Analysis · Mathematics 2007-05-23 Francesca Antoci

In this paper we study the boundedness of Bergman projectors on weighted Bergman spaces on homogeneous Siegel domains of Type II. As it appeared to be a natural approach in the special case of tube domains over irreducible symmetric cones,…

Complex Variables · Mathematics 2022-11-14 Mattia Calzi , Marco M. Peloso

This paper is the second part of our series of works to establish $L^2$ estimates and existence theorems for the $\overline{\partial}$ operators in infinite dimensions. In this part, we consider the most difficult case, i.e., the underlying…

Functional Analysis · Mathematics 2024-05-24 Zhouzhe Wang , Jiayang Yu , Xu Zhang

We consider both divergence and non-divergence parabolic equations on a half space in weighted Sobolev spaces. All the leading coefficients are assumed to be only measurable in the time and one spatial variable except one coefficient, which…

Analysis of PDEs · Mathematics 2014-03-12 Hongjie Dong , Doyoon Kim

We show that biholomorphic mappings between two bounded, pseudoconvex domains with smooth boundary extend smoothly to the boundaries of the domains, under a regularity condition on a family of twisted Bergman-like projections. This result…

Complex Variables · Mathematics 2012-05-03 Jeffery D. McNeal

Local and global weighted norm estimates involving Muckenhoupt weights are obtained for gradient of solutions to linear elliptic Dirichlet boundary value problems in divergence form over a Lipschitz domain $\Omega$. The gradient estimates…

Analysis of PDEs · Mathematics 2018-06-04 Karthik Adimurthi , Tadele Mengesha , Nguyen Cong Phuc

We apply modern techniques of dyadic harmonic analysis to obtain sharp estimates for the Bergman projection in weighted Bergman spaces. Our main theorem focuses on the Bergman projection on the Hartogs triangle. The estimates of the…

Complex Variables · Mathematics 2020-08-05 Zhenghui Huo , Brett D. Wick

We study the following class of Steklov eigenvalue problems: \[ \nabla \cdot \bigl( w \nabla u \bigr) = 0 \quad \text{in } \Omega, \qquad \frac{\partial u}{\partial \nu} = \gamma v u \quad \text{on } \partial \Omega, \] where $w$ and $v$…

Analysis of PDEs · Mathematics 2026-04-22 Friedemann Brock , Francesco Chiacchio

In order to construct regularizations of continuous linear functionals acting on Sobolev spaces such as $W_0^{1,q}(\Omega)$, where $1<q<\infty$ and $\Omega$ is a Lipschitz domain, we propose a projection method in negative Sobolev spaces…

Numerical Analysis · Mathematics 2022-11-15 Felipe Millar , Ignacio Muga , Sergio Rojas , Kristoffer G. Van der Zee

We derive global gradient estimates for $W^{1,p}_0(\Omega)$-weak solutions to quasilinear elliptic equations of the form $$ \mathrm{div\,}\mathbf{a}(x,u,Du)=\mathrm{div\,}(|F|^{p-2}F) $$ over $n$-dimensional Reifenberg flat domains. The…

Analysis of PDEs · Mathematics 2017-03-30 Sun-Sig Byun , Dian K. Palagachev , Pilsoo Shin

We establish existence, uniqueness, and Sobolev and H\"older regularity results for the stochastic partial differential equation $$ du=\left(\sum_{i,j=1}^d a^{ij}u_{x^ix^j}+f^0+\sum_{i=1}^d f^i_{x^i}\right)dt+\sum_{k=1}^{\infty}g^kdw^k_t,…

Probability · Mathematics 2022-09-20 Kyeong-Hun Kim , Kijung lee , Jinsol Seo

Let $M$ be a manifold with nonpositive sectional curvature and bounded geometry, and let $\Sigma$ be a uniformly embedded submanifold of $M.$ We estimate the $L^2(M)\to L^q(\Sigma)$ norm of a $\log$-scale spectral projection operator. It is…

Differential Geometry · Mathematics 2025-11-05 Zhexing Zhang

We prove that for a bounded domain $\Omega\subset \mathbb R^n$ which is Gromov hyperbolic with respect to the quasihyperbolic metric, especially when $\Omega$ is a finitely connected planar domain, the Sobolev space $W^{1,\,\infty}(\Omega)$…

Functional Analysis · Mathematics 2016-05-27 Pekka Koskela , Tapio Rajala , Yi Ru-Ya Zhang

In two-dimensional Lipschitz domains, we analyze a Brinkman--Darcy--Forchheimer problem on the weighted spaces $\mathbf{H}_0^1(\omega,\Omega) \times L^2(\omega,\Omega)/\mathbb{R}$, where $\omega$ belongs to the Muckenhoupt class $A_2$.…

Numerical Analysis · Mathematics 2024-02-22 Alejandro Allendes , Gilberto Campaña , Enrique Otarola

We obtain local estimates, also called propagation of smallness or Remez-type inequalities, for analytic functions in several variables. Using Carleman estimates, we obtain a three sphere-type inequality, where the outer two spheres can be…

Complex Variables · Mathematics 2023-03-06 Walton Green , Nathan Wagner

We prove an $\LlogL $-type distributional inequality for the commutator of the Bergman projection with a conjugate Bloch symbol function on the unit ball. Such an inequality can be seen as a Bergman version of a result due to C. P\'{e}rez…

Complex Variables · Mathematics 2026-03-02 Adam B. Christopherson , Zhenghui Huo , Nathan A. Wagner , Yunus E. Zeytuncu

The main purpose of this survey is to gather results on the boundedness of the Bergman projection. First, we shall go over some equivalent norms on weighted Bergman spaces $A^p_\omega$ which are useful in the study of this question. In…

Complex Variables · Mathematics 2015-01-19 José Ángel Peláez , Jouni Rättyä

Let $X$ be a separable Banach space endowed with a non-degenerate centered Gaussian measure $\mu$. The associated Cameron--Martin space is denoted by $H$. Consider two sufficiently regular convex functions $U:X\rightarrow\mathbb{R}$ and…

Analysis of PDEs · Mathematics 2021-06-09 G. Cappa , S. Ferrari