Regularizing properties of a class of matrices including the optimal and the superoptimal preconditioners

Stefano Cipolla, Carmine Di Fiore, Fabio Durastante, Paolo Zellini. Regularizing properties of a class of matrices including the optimal and the superoptimal preconditioners. Numerical Lin. Alg. with Applic., 26(2), 2019. [doi]

Abstract

Abstract is missing.