The intersection of the spectra of operator completions.

DOI10.1016/S0024-3795(03)00422-1zbMath1054.47003MaRDI QIDQ1406286

Fang-Guo Ren, Hong-Ke Du, Huai-Xin Cao

Publication date: 9 September 2003

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

zbMATH Keywords

controllabilityspectrumFredholm operatoroperator matrixinvertible operatoroperator completion

Mathematics Subject Classification ID

Spectrum, resolvent (47A10) Perturbation theory of linear operators (47A55)

Related Items (2)

An analogue to a result of Takahashi ⋮ Perturbation of spectra for a class of \(2\times 2\) operator matrices

Cites Work

• Exact controllability and spectrum assignment
• Invertible completions of operator matrices
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