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Essential norm of generalized composition operators from weighted Dirichlet or Bloch type spaces to Q_K type spaces

Article 9, Volume 39, Number 1, March 2013, Page 151-164  XML PDF (300 K)
Document Type: Research Paper
Authors
1Sh. Rezaei ; 2H. Mahyar
1Islamic Azad University, Iran
2Tarbiat Moallem University, Iran
Abstract
In this paper we obtain lower and upper estimates for the
essential norms of generalized composition operators from weighted
Dirichlet spaces or Bloch type spaces to $Q_K$ type
spaces.
Keywords
Bloch type space; weighted Dirichlet space; $Q_K$ type space; generalized composition operator; essential norm
Main Subjects
30-XX Functions of a complex variable; 46-XX Functional Analysis; 47-XX Operator theory
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