Ascent, descent and compact perturbations-Reference-Cited by-同舟云学术

Ascent, descent and compact perturbations

Published:1978 Issue:1 Volume:71 Page:79-80
ISSN:0002-9939
Container-title:Proceedings of the American Mathematical Society
language:en
Short-container-title:Proc. Amer. Math. Soc.

Author:

Grabiner Sandy

Abstract

The collections of upper semi-Fredholm operators with finite ascent and of lower semi-Fredholm operators with finite descent are both closed under commuting compact perturbations.

Publisher

American Mathematical Society (AMS)

Subject

Applied Mathematics,General Mathematics

Link

http://www.ams.org/proc/1978-071-01/S0002-9939-1978-0495841-7/S0002-9939-1978-0495841-7.pdf

Reference3 articles.

1. Lecture Notes in Pure and Applied Mathematics, Vol. 9;Caradus, S. R.,1974

2. Ascent, descent, and commuting perturbations;Kaashoek, M. A.;Trans. Amer. Math. Soc.,1972

3. Properties of linear transformations preserved under addition of a completely continuous transformation;Yood, Bertram;Duke Math. J.,1951

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