A Commutator Approach to Truncated Singular Integral Operators

  • Caixing Gu
  • Dong-O Kang


We give complete characterization of self-adjoint, isometric, coisometric and normal truncated singular integral operators with Cauchy kernel on the unit circle.


Singular integral operator Cauchy kernel Truncated Toeplitz operator Hankel operator Normal operator 

Mathematics Subject Classification

45E10 47B35 47L05 47A05 


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Copyright information

© Springer International Publishing AG, part of Springer Nature 2018

Authors and Affiliations

  1. 1.Department of MathematicsCalifornia Polytechnic State UniversitySan Luis ObispoUSA
  2. 2.Department of MathematicsChungnam National UniversityDaejeonKorea

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