A note on extensions of band matrices with maximal and submaximal invertible blocks

DOI10.1016/0024-3795(91)90166-TzbMath0725.15022MaRDI QIDQ2277548

Israel Gohberg, Hugo J. Woerdeman, Marinus A. Kaashoek

Publication date: 1991

Published in: Linear Algebra and its Applications (Search for Journal in Brave)

zbMATH Keywords

LU-factorizationband matricesdecomposable extensionsinvertible extensionslinear fractional descriptionssubmaximal invertible blocks

Mathematics Subject Classification ID

Hermitian, skew-Hermitian, and related matrices (15B57) Direct numerical methods for linear systems and matrix inversion (65F05)

Related Items

Hermitian completions of band matrices and applications ⋮ A class of symmetric and non-symmetric band matrices via binomial coefficients ⋮ Unitary rank structured matrices ⋮ Direct approach to the band completion problem

Cites Work

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• The band method for positive and strictly contractive extension problems: An alternative version and new applications
• Extensions of band matrices with band inverses
• Rank-preserving extensions of band matrices

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