Startseite Interrelations Between the Taylor Coefficients of a Matricial Carathéodory Function and Its Cayley Transform
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Interrelations Between the Taylor Coefficients of a Matricial Carathéodory Function and Its Cayley Transform

  • Abdon Eddy Choque Rivero EMAIL logo , Bernd Fritzsche und Bernd Kirstein
Veröffentlicht/Copyright: 29. Juli 2016
Analysis
Aus der Zeitschrift Analysis Band 25 Heft 2

Abstract

The main goal of this paper is to discuss several interrelations between the Taylor coefficients of a q x q matrix-valued Carathéodory function and its Cayley transform which is a q x q matrix Schur function. Both Taylor coefficient sequences are described in terms of corresponding matrix balls. Hereby, we will obtain explicit formulas for the parameters of one matrix ball in terms of the other one. These expressions imply a one-to-one correspondence between central matricial Carathéodory functions and central matricial Schur functions which is established via Cayley transform.

Published Online: 2016-7-29
Published in Print: 2005-5-1

© 2016 Oldenbourg Wissenschaftsverlag GmbH, Rosenheimer Str. 145, 81671 München

Heruntergeladen am 9.9.2025 von https://www.degruyterbrill.com/document/doi/10.1515/anly-2005-0205/pdf
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