On pseudo B-Weyl operators and generalized Drazin invertibility for operator matrices

H. Zariouh, H. Zguitti

We introduce a new class which generalizes the class of B-Weyl operators. We say that $T\in L(X)$ is pseudo B-Weyl if $T=T_1\oplus T_2$ where $T_1$ is a Weyl operator and $T_2$ is…