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A short introduction to perturbation theory for linear operators. (English) Zbl 0493.47008

New York - Heidelberg - Berlin: Springer-Verlag. XIII, 161 p. DM 49.00; $ 19.60 (1982).

MSC:

47A55 Perturbation theory of linear operators
47-02 Research exposition (monographs, survey articles) pertaining to operator theory
15B48 Positive matrices and their generalizations; cones of matrices