The disc separation and the eigenvalue distribution of the Schur complement of nonstrictly diagonally dominant matrices
The result on the Geršgorin disc separation from the origin for strictly diagonally dominant matrices and their Schur complements in (Liu and Zhang in SIAM J. Matrix Anal. Appl. 27(3):665-674, 2005) is extended t...
Journal of Inequalities and Applications 2017 2017:68
Published on: 5 April 2017