数学季刊 ›› 2010, Vol. 25 ›› Issue (1): 86-91.

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从B0到QK和QK,0空间的复合算子

  

  1. 1. Department of Basic Courses, Xuzhou Professional of Architectural Technologies2. College of Mathematics and Science, Xuzhou Normal University

  • 收稿日期:2006-12-07 出版日期:2010-03-30 发布日期:2023-06-09
  • 作者简介: GUO Jian(1981- ), male, native of Tongshan, Jiangsu, M.S.D., a lecturer of Xuzhou Professional of Architectural Technologies, engages in functional analysis; LIU Yong-min(1957- ), male, native of Fengxian, Jiangsu, a professor of Xuzhou Normal University, engages in functional analysis.
  • 基金资助:
     Supported by the Natural Science Foundation of China(10471039); Supported by the Natural Science Foundation of the Education Committee of Jiangsu Province of China(06KJD110175; 07KJB110115); Supported by the Scientific Research Foundation of Xuzhou professional of Architectural Technologies(07JYA3-13);

Composition Operators From B0 to QK and QK,0 Spaces

  1. 1. Department of Basic Courses, Xuzhou Professional of Architectural Technologies2. College of Mathematics and Science, Xuzhou Normal University
  • Received:2006-12-07 Online:2010-03-30 Published:2023-06-09
  • About author: GUO Jian(1981- ), male, native of Tongshan, Jiangsu, M.S.D., a lecturer of Xuzhou Professional of Architectural Technologies, engages in functional analysis; LIU Yong-min(1957- ), male, native of Fengxian, Jiangsu, a professor of Xuzhou Normal University, engages in functional analysis.
  • Supported by:
     Supported by the Natural Science Foundation of China(10471039); Supported by the Natural Science Foundation of the Education Committee of Jiangsu Province of China(06KJD110175; 07KJB110115); Supported by the Scientific Research Foundation of Xuzhou professional of Architectural Technologies(07JYA3-13);

摘要:

When φ is an analytic map of the unit disk D into itself, and X is a Banach space of analytic functions on D, define the composition operator Cφ by Cφ(f) = f ο φ, for f ∈ X. In this paper, we study the boundedness and compactness of composition operators from the space B0 to QK and QK,0.

关键词:  bounded operator, compact operator, composition operator, analytic function

Abstract: When φ is an analytic map of the unit disk D into itself, and X is a Banach space of analytic functions on D, define the composition operator Cφ by Cφ(f) = f ο φ, for f ∈ X. In this paper, we study the boundedness and compactness of composition operators from the space B0 to QK and QK,0.

Key words:  bounded operator, compact operator, composition operator, analytic function

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