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The aim of the paper is to establish the strong asymptotics for the Bergman orthogonal polynomials defined over non-smooth domains in the complex plane. This complements an investigation started in 1923 by T. Carleman, who derived the…

Complex Variables · Mathematics 2009-12-17 Nikos Stylianopoulos

In this note we verify certain statement about the operator $Q\_K$ constructed by Donaldson in [3] by using the full asymptotic expansion of Bergman kernel obtained in [2] and [4].

Differential Geometry · Mathematics 2007-05-23 Kefeng Liu , Xiaonan Ma

We consider weighted harmonic Bergman spaces on upper half-space with weights depending only on the vertical coordinate. In these settings, we give full asymptotic expansion of weighted harmonic Bergman kernel as well as full asymptotic…

Complex Variables · Mathematics 2023-12-15 Jaroslav Bradík

We study the asymptotic behavior of the Bergman orthogonal polynomials $(p_n)_{n=0}^{\infty}$ for a class of bounded simply connected domains $D$. The class is defined by the requirement that conformal maps $\varphi$ of $D$ onto the unit…

Complex Variables · Mathematics 2024-04-16 Erwin Miña-Díaz , Aron Wennman

We present an elementary proof for an approximate expression of the Bergman kernel on homogeneous spaces, and products of them. The error term is exponentially small with respect to the inverse semiclassical parameter.

Analysis of PDEs · Mathematics 2018-12-18 Alix Deleporte

We obtain ceratin estimates for the reproducing kernels of large weighted Bergman spaces. Applications of these estimates to boundedness of the Bergman projection on $L^p(\D,\omega ^{p/2})$, complex interpolation and duality of weighted…

Complex Variables · Mathematics 2014-05-01 Hicham Arroussi , Jordi Pau

We establish the cancellation of the first $2j$ terms in the diagonal asymptotic expansion of the restriction to the $(0,2j)$-forms of the Bergman kernel associated to the spin${}^c$ Dirac operator on high tensor powers of a positive line…

Differential Geometry · Mathematics 2017-01-04 Martin Puchol , Jialin Zhu

In this paper we are concerned with the problem of completeness in the Bergman space of the worm domain $\mathcal{W}_\mu$ and its truncated version $\mathcal{W}'_\mu$. We determine some orthogonal systems and show that they are not…

Complex Variables · Mathematics 2020-09-08 Steven G. Krantz , Marco M. Peloso , Caterina Stoppato

We establish two-term spectral asymptotics for the operator of linear elasticity with mixed boundary conditions on a smooth compact Riemannian manifold of arbitrary dimension. We illustrate our results by explicit examples in dimension two…

Spectral Theory · Mathematics 2026-03-18 Matteo Capoferri , Isabel Mann

We study the complex geometry of generalized Kepler manifolds, defined in Jordan theoretic terms, introduce Hilbert spaces of holomorphic functions defined by radial measures, and find the complete asymptotic expansion of the corresponding…

Complex Variables · Mathematics 2017-08-14 Miroslav Engliš , Harald Upmeier

We show that the $p-$Bergman kernel $K_p(z)$ on a bounded domain $\Omega$ is of locally $C^{1,1}$ for $p\geq1$.The proof is based on the locally Lipschitz continuity of the off-diagonal $p-$Bergman kernel $K_p(\zeta,z)$ for fixed $\zeta\in…

Complex Variables · Mathematics 2024-01-02 Bo-Yong Chen , Yuanpu Xiong

We introduce new functional spaces that generalize the weighted Bergman and Dirichlet spaces on the disk D(0,R) in the complex plane and the Bargmann-Fock spaces on the whole complex plane. We give a complete description of the considered…

Complex Variables · Mathematics 2015-04-06 A. El Hamyani , A. Ghanmi , A. Intissar , Z. Mouhcine , M. Souid El Ainin

In the first (and abstract) part of this survey we prove the unitary equivalence of the inverse of the Krein--von Neumann extension (on the orthogonal complement of its kernel) of a densely defined, closed, strictly positive operator,…

Spectral Theory · Mathematics 2014-05-09 Mark S. Ashbaugh , Fritz Gesztesy , Marius Mitrea , Roman Shterenberg , Gerald Teschl

We~identify the standard weighted Bergman kernels of spaces of nearly holomorphic functions, in~the sense of Shimura, on~bounded symmetric domains. This also yields a description of the analogous kernels for spaces of…

Complex Variables · Mathematics 2023-03-07 Miroslav Engliš , El-Hassan Youssfi , Genkai Zhang

We rederive the expansion of the Bergman kernel on Kahler manifolds developed by Tian, Yau, Zelditch, Lu and Catlin, using path integral and perturbation theory, and generalize it to supersymmetric quantum mechanics. One physics…

High Energy Physics - Theory · Physics 2009-12-04 Michael R. Douglas , Semyon Klevtsov

For high power $k$, the $L^2$-estimates for the Dirac-Dolbeault operator with coefficient $L^k\otimes E$ can be obtained from the Bochner-Kodaira-Nakano identity if $L$ has positive curvature. In this article, we generalize the classical…

Complex Variables · Mathematics 2023-10-25 Ming-Yuan Chang

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

We prove the asymptotic of the logarithmic Bergman kernel. And as an application, we calculate the conditional expectation of density of zeros of Gaussian random sections of powers of a positive line bundle that vanish along a fixed smooth…

Complex Variables · Mathematics 2019-12-24 Jingzhou Sun

We describe a notion of ampleness for line bundles on orbifolds with cyclic quotient singularities that is related to embeddings in weighted projective space, and prove a global asymptotic expansion for a weighted Bergman kernel associated…

Algebraic Geometry · Mathematics 2011-09-19 J. Ross , R. P. Thomas

In this paper we investigate a class of domains $\Omega^{n+1}_k =\{(z,w)\in \mathbb{C}^n\times \mathbb{C}: |z|^k < |w| < 1\}$ for $k \in \mathbb{Z}^+$ which generalizes the Hartogs triangle. we first obtain the new explicit formulas for the…

Complex Variables · Mathematics 2022-03-22 Qian Fu , Guan-Tie Deng , Hui Cao