Minimal Gerschgorin sets for partitioned matrices. III: Sharpness of boundaries and monotonicity as a function of the partition

zbMath0857.15009MaRDI QIDQ1920175

Alan Krautstengl, Richard S. Varga

Publication date: 11 March 1997

Published in: ETNA. Electronic Transactions on Numerical Analysis (Search for Journal in Brave)

Full work available at URL: https://eudml.org/doc/119045

zbMATH Keywords

monotonicityspectral conjecturepartitioned matricesminimal Gerschgorin setssharpness of boundaries

Mathematics Subject Classification ID

Inequalities involving eigenvalues and eigenvectors (15A42)

Related Items (1)

Nonsingularity/singularity criteria for nonstrictly block diagonally dominant matrices.

This page was built for publication: Minimal Gerschgorin sets for partitioned matrices. III: Sharpness of boundaries and monotonicity as a function of the partition