paper

A geometric characterization of range-kernel complementarity

arXiv:2301.08471 · doi:10.1016/j.laa.2023.03.014.

Abstract

We show that a bounded linear operator on a Banach space with closed range has range-kernel complementarity if and only if its generalized amplitude is less than . An application to the strong convergence of the iterations of a bounded linear operator is also given.