Pseudo B-Fredholm Operators and Spectral Theory
Spectral Theory
2016-03-25 v1
Abstract
In this paper, we show that every pseudo B-Fredholm operator is a pseudo Fredholm operator. Afterwards, we prove that the pseudo B-Weyl spectrum is empty if and only if the pseudo B-Fredholm spectrum is empty. Also, we study a symmetric difference between some parts of the spectrum.
Keywords
Cite
@article{arxiv.1603.07509,
title = {Pseudo B-Fredholm Operators and Spectral Theory},
author = {Abdelaziz Tajmouati and Mohamed Amouch and Mohamed Karmouni},
journal= {arXiv preprint arXiv:1603.07509},
year = {2016}
}