Integral Equations and Operator Theory

, Volume 42, Issue 2, pp 166–173

To the spectral theory of Krein systems


  • S. A. Denisov
    • Faculty of Computational Mathematics and CyberneticsMoscow State University

DOI: 10.1007/BF01275513

Cite this article as:
Denisov, S.A. Integr equ oper theory (2002) 42: 166. doi:10.1007/BF01275513


We consider the Krein systems. For the set of Stummel class coefficients, we establish the criterion in terms of these coefficients for the system to satisfy the Szegö-type estimate on the spectral measure.

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© Birkhäuser Verlag 2002