Variation of the Jordan structure of G-self-adjoint operators and self- adjoint operator functions under small perturbations
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Publication:749843
DOI10.1007/BF01077634zbMath0713.47012MaRDI QIDQ749843
Publication date: 1988
Published in: Functional Analysis and its Applications (Search for Journal in Brave)
change under small perturbations of the length of Jordan chains in classes of G-selfadjoint operators and selfadjoint operator functionssign characteristics
Perturbation theory of linear operators (47A55) Functions whose values are linear operators (operator- and matrix-valued functions, etc., including analytic and meromorphic ones) (47A56)
Cites Work
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- Self\(adjoint\) quadratic operator pencils and elliptic problems
- Matrices and indefinite scalar products
- Semi-stability of sums of partial multiplicities under additive perturbation
- Unsolved problems in matrix and operator theory. I: Partial multiplicities and additive perturbations
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