Perturbation Bound for the Eigenvalues of a Singular Diagonalizable Matrix
DOI:
https://doi.org/10.4208/eajam.010213.100913aKeywords:
Bauer-Fike theorem, diagonalizable matrix, group inverse, Jordan canonical form.Abstract
In this short note, we present a sharp upper bound for the perturbation of eigenvalues of a singular diagonalizable matrix given by Stanley C. Eisenstat [3].