Volterra operator acting on Bergman spaces of Dirichlet series

IF 1.6 2区 数学 Q1 MATHEMATICS Journal of Functional Analysis Pub Date : 2025-08-01 Epub Date: 2025-03-04 DOI:10.1016/j.jfa.2025.110906
Carlos Gómez-Cabello , Pascal Lefèvre , Hervé Queffélec
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Abstract

Since their introduction in 1997, Hardy spaces of Dirichlet series have been broadly studied. The increasing interest which they sparked motivated the introduction of new such spaces, as the Bergman spaces Aμp considered here, with μ a probability measure. Similarly, recent lines of research have focused on the study of some classical operators acting on these spaces, like the Volterra operator Vg. In this work, we introduce a new family of spaces of Dirichlet series, the Blochμ-spaces. We can provide, in terms of those spaces, a sufficient condition for this Volterra operator to act boundedly on the spaces Aμp. We also establish a necessary condition for a specific choice of μ. Sufficient and necessary conditions for compactness are also proven. The non-membership in Schatten classes is established, as well as a radicality result for some Bloch space.
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作用于Dirichlet级数的Bergman空间的Volterra算子
Dirichlet级数的Hardy空间自1997年提出以来,得到了广泛的研究。它们引起的兴趣越来越大,这促使了新的空间的引入,比如这里考虑的伯格曼空间a μp,它有μ一个概率度量。类似地,最近的研究集中在研究一些作用于这些空间的经典算子,比如Volterra算子Vg。在这项工作中,我们引入了狄利克雷级数的一个新的空间族——布洛赫μ空间。在这些空间中,我们可以给出Volterra算子有界作用于空间a μp的一个充分条件。我们还建立了μ的特定选择的必要条件。并证明了紧性的充分必要条件。建立了Schatten类的非隶属性,并给出了某个Bloch空间的激进性结果。
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来源期刊
CiteScore
3.20
自引率
5.90%
发文量
271
审稿时长
7.5 months
期刊介绍: The Journal of Functional Analysis presents original research papers in all scientific disciplines in which modern functional analysis plays a basic role. Articles by scientists in a variety of interdisciplinary areas are published. Research Areas Include: • Significant applications of functional analysis, including those to other areas of mathematics • New developments in functional analysis • Contributions to important problems in and challenges to functional analysis
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