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On time dependent orthogonal polynomials on the unit circle
Two index formulas for operators defined by infinite band matrices are proved. These results may be interpreted as a generalization of the classical theorem of M. G. Krein for orthogonal polynomials. The proofs are based on dichotomy and nonstationary inertia theory.
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Main Authors: | , |
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Format: | Article |
Language: | English |
Published: |
Інститут математики НАН України
1994
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Series: | Український математичний журнал |
Subjects: | |
Online Access: | http://dspace.nbuv.gov.ua/handle/123456789/152530 |
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