Perturbation of semi-Browder operators and stability of Browder's essential defect and approximate point spectrum

Author:

Fakhfakh Fatma,Mnif Maher

Publisher

Elsevier BV

Subject

Applied Mathematics,Analysis

Reference14 articles.

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4. Behaviour of the space of zero elements with finite-dimensional salient on the Riesz kernel under perturbations of the operator;Goldman;Dokl. Akad. Nauk SSSR,1975

5. Ascent, descent, and compact perturbations;Grabiner;Proc. Amer. Math. Soc.,1978

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