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We realize the relative discrete series of a weighted $L^2$-space on a bounded symmetric doamin as kernels of invariant Cauchy-Riemann operator, and thus as the spaces of nearly holomorphic functions.

Representation Theory · Mathematics 2007-05-23 Genkai Zhang

In this paper, we present an explicit description for the boundary behavior of the Bergman kernel function, the Bergman metric, and the associated curvatures along certain sequences converging to an $h$-extendible boundary point.

Complex Variables · Mathematics 2026-01-21 Ninh Van Thu

We provide a potential theoretic characterization of vanishing chord-arc domains under minimal assumptions. In particular we show that, if a domain has Ahlfors regular boundary, the oscillation of the logarithm of the interior and exterior…

Classical Analysis and ODEs · Mathematics 2020-11-11 Simon Bortz , Max Engelstein , Max Goering , Tatiana Toro , Zihui Zhao

We use the well-posedness of transmission problems on classes of two-sided Sobolev extension domains to give variational definitions for (boundary) layer potential operators and Neumann-Poincar{\'e} operators. These classes of domains…

Analysis of PDEs · Mathematics 2026-02-10 Gabriel Claret , Michael Hinz , Anna Rozanova-Pierrat , Alexander Teplyaev

We study properties of weighted Szeg\H{o} and Garabedian kernels on planar domains. Motivated by the unweighted case as explained in Bell's work, the starting point is a weighted Kerzman-Stein formula that yields boundary smoothness of the…

Complex Variables · Mathematics 2025-06-19 Aakanksha Jain , Kaushal Verma

In this article, we study some properties of the $n$-th order weighted reduced Bergman kernels for planar domains, $n\geq 1$. Specifically, we look at Ramadanov type theorems, localization, and boundary behaviour of the weighted reduced…

Complex Variables · Mathematics 2023-09-13 Sahil Gehlawat , Aakanksha Jain , Amar Deep Sarkar

We present a higher dimensional, scale-invariant version of a classical theorem of F. and M. Riesz. More precisely, we establish scale invariant absolute continuity of harmonic measure with respect to surface measure, along with higher…

Classical Analysis and ODEs · Mathematics 2015-07-09 Steve Hofmann , José María Martell

In this paper we obtain the closed forms of some hypergeometric functions. As an application, we obtain the explicit forms of the Bergman kernel functions for Reinhardt domains $\{|z_3|^{\lambda} < |z_1|^{2p} + |z_2|^2, \quad |z_1|^{2p} +…

Complex Variables · Mathematics 2015-07-22 Tomasz Beberok

We construct and study the one-parameter semigroup of $\sigma$-finite measures ${\cal L}^{\theta}$, $\theta>0$, on the space of Schwartz distributions that have an infinite-dimensional abelian group of linear symmetries; this group is a…

Functional Analysis · Mathematics 2016-09-08 A. Vershik

Our main goal is to describe the integral kernel of the dbar-Neumann operator on certain non-smooth domains, the so-called Henkin-Leiterer domains. We do so by explicitly constructing an integral kernel which accounts for the main mapping…

Complex Variables · Mathematics 2011-01-24 Dariush Ehsani , Ingo Lieb

We compute the leading and sub-leading terms in the asymptotic expansion of the Szeg\"o kernel on the diagonal of a class of pseudoconvex Reinhardt domains whose boundaries are endowed with a general class of smooth measures. We do so by…

Complex Variables · Mathematics 2014-02-25 Arash Karami , Vamsi Pingali

Let $L$ be one of the finite dimensional Lie algebras $W_n({\bf m}),$ $S_n({\bf m}),$ $ H_n({\bf m})$ of Cartan type over an algebraically closed field of prime characteristic $p>0.$ For an elements $F$ of the symmetrical algebra $S(L)$ we…

Rings and Algebras · Mathematics 2009-04-08 Leonid Bedratyuk

For a class of $O(n+1,R)$ invariant measures on the Kepler manifold possessing finite moments of all orders, we describe the reproducing kernels of the associated Bergman spaces, discuss the corresponding asymptotic expansions of…

Complex Variables · Mathematics 2016-01-15 Hélène Bommier-Hato , Miroslav Engliš , El-Hassan Youssfi

Given a compact manifold $\mathcal M$ with boundary of dimension $n\geq 3$ and any integers $K$ and $N$, we show that there exists a metric on $\mathcal M$ for which the first $K$ nonconstant eigenfunctions of the Dirichlet-to-Neumann map…

Spectral Theory · Mathematics 2024-04-11 Alberto Enciso , Angela Pistoia , Luigi Provenzano

Symmetric Positive Definite (SPD) matrices are ubiquitous in data analysis under the form of covariance matrices or correlation matrices. Several O(n)-invariant Riemannian metrics were defined on the SPD cone, in particular the kernel…

Differential Geometry · Mathematics 2021-09-15 Yann Thanwerdas , Xavier Pennec

We introduce the notion of double Courant-Dorfman algebra and prove that it satisfies the so-called Kontsevich-Rosenberg principle, that is, a double Courant-Dorfman algebra induces Roytenberg's Courant-Dorfman algebras on the affine…

Quantum Algebra · Mathematics 2023-10-06 Luis Álvarez-Cónsul , David Fernández , Reimundo Heluani

In our previous paper (see this arxiv math.DG/0402171) for generic rank 2 vector distributions on n-dimensional manifold (n greater or equal to 5) we constructed a special differential invariant, the fundamental form. In the case n=5 this…

Differential Geometry · Mathematics 2020-06-24 Igor Zelenko

We construct and analyze conformally invariant random fields on 4-dimensional Riemannian manifolds $(M,g)$. These centered Gaussian fields $h$, called \emph{co-biharmonic Gaussian fields}, are characterized by their covariance kernels $k$…

Probability · Mathematics 2024-01-24 Karl-Theodor Sturm

In the present paper we construct differential invariants for generic rank 2 vector distributions on n-dimensional manifold. In the case n=5 (the first case containing functional parameters) E. Cartan found in 1910 the covariant…

Differential Geometry · Mathematics 2020-06-24 Igor Zelenko

We establish certain fine properties for functions of bounded $\mathscr A$-variation known in the classical $BV$ setting. Here, $\mathscr A$ is a $k$th order constant-coefficient homogeneous linear differential operator with a…

Analysis of PDEs · Mathematics 2025-01-07 Adolfo Arroyo-Rabasa , Anna Skorobogatova