2 papers
math.RA2021
Perturbation for group inverse in a Banach algebra
Dayong Liu, Tugce Pekacar Calci, Handan Kose +1
We present new additive results for the group inverse in a Banach algebra under certain perturbations. The upper bound of is thereby given. These extend the ma…
math.RA2020
Reversible ring property via idempotent elements
Handan Kose, Burcu Ungor, Abdullah Harmanci
Regarding the question of how idempotent elements affect reversible property of rings, we study a version of reversibility depending on idempotents. In this perspective, we introdu…