Results 21 to 30 of about 1,089 (168)

Weighted Bergman Kernels and Mathematical Physics

open access: yesAxioms, 2020
We review several results in the theory of weighted Bergman kernels. Weighted Bergman kernels generalize ordinary Bergman kernels of domains Ω ⊂ C n but also appear locally in the attempt to quantize classical states of mechanical systems ...
Elisabetta Barletta   +2 more
doaj   +1 more source

Weighted Composition Operators from Weighted Bergman Spaces to Weighted-Type Spaces on the Upper Half-Plane

open access: yesAbstract and Applied Analysis, 2011
Let ψ be a holomorphic mapping on the upper half-plane Π+={z∈ℂ:Jz>0} and φ be a holomorphic self-map of Π+. We characterize bounded weighted composition operators acting from the weighted Bergman space to the weighted-type space on the upper half-plane ...
Stevo Stević   +2 more
doaj   +1 more source

Weighted Composition Operators from Generalized Weighted Bergman Spaces to Weighted-Type Spaces

open access: yesJournal of Inequalities and Applications, 2009
Let φ be a holomorphic self-map and let ψ be a holomorphic function on the unit ball B. The boundedness and compactness of the weighted composition operator ψCφ from the generalized weighted Bergman space into a class of ...
Dinggui Gu
doaj   +1 more source

The Zero Product of Toeplitz Operators on the 2-Analytic Weighted Bergman Space

open access: yesJournal of Function Spaces
Two-analytic weighted Bergman space is a nonanalytic function space which is closely related to analytic functions. In this paper, we mainly discuss the zero product problem for Toeplitz operators on the 2-analytic weighted Bergman space.
Xia Wang   +3 more
doaj   +1 more source

The backward shift on weighted Bergman spaces.

open access: yesMichigan Mathematical Journal, 1996
The authors study the backward shift-invariant subspaces of the weighted Bergman spaces \(A_\alpha^p\) for \(\alpha>-1\) and \(1\leq ...
Aleman, Alexandru, Ross, William T.
openaire   +2 more sources

Equivalent Bergman Spaces with Inequivalent Weights [PDF]

open access: yesThe Journal of Geometric Analysis, 2018
We give a proof that every space of weighted square-integrable holomorphic functions admits an equivalent weight whose Bergman kernel has zeroes. Here the weights are equivalent in the sense that they determine the same space of holomorphic functions.
openaire   +2 more sources

Finite-rank intermediate Hankel operators on the Bergman space

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 2001
Let L2=L2(D,r dr dθ/π) be the Lebesgue space on the open unit disc and let La2=L2∩ℋol(D) be the Bergman space. Let P be the orthogonal projection of L2 onto La2 and let Q be the orthogonal projection onto L¯a,02={g∈L2;g¯∈La2,   g(0)=0}. Then I−P≥Q.
Takahiko Nakazi, Tomoko Osawa
doaj   +1 more source

Compact differences of weighted composition operators on the weighted Bergman spaces

open access: yesJournal of Inequalities and Applications, 2017
In this paper, we consider the compact differences of weighted composition operators on the standard weighted Bergman spaces. Some necessary and sufficient conditions for the differences of weighted composition operators to be compact are given, which ...
Maocai Wang, Xingxing Yao, Fen Chen
doaj   +1 more source

Toeplitz Operators on Fock Space over Cn with Invariant Symbols under the Action of the Unit Circle

open access: yesAxioms, 2023
The first goal of this paper is to find a representation of the Fock space on Cn in terms of the weighted Bergman spaces of the projective spaces CPn−1; i.e., every function in the Fock space can be written as a direct sum of elements in weighted Bergman
Carlos González-Flores   +3 more
doaj   +1 more source

Canonical isometry on weighted Bergman spaces [PDF]

open access: yesPacific Journal of Mathematics, 1989
Let u be an absolutely continuous measure on a domain \(D\subset \mathbb{C}^ N\) with a strictly positive continuous Radon-Nikodym derivative with respect to the Lebesgue measure. Let \(G(u)\) be the group of biholomorphic automorphisms \(\varphi\) of \(D\) which leave u invariant modulo holomorphic change of gauge (i.e.
openaire   +2 more sources

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