Generalized B-Fredholm Banach algebra elements

Milos D. Cvetkovic, Enrico Boasso, Snezana C. Zivkovic-Zlatanovic

Given a (not necessarily continuous) homomorphism between Banach algebras $\T\colon\A\to\B$, an element $a\in\A$ will be said to be B-Fredholm (respectively generalized B-Fredholm)…