Über Eigenwerteinschließungen mit Hilfe von <scp>Gerschgorin</scp>‐Kreisen

DOI10.1002/zamm.19700500608zbMath0208.40201OpenAlexW2108628765MaRDI QIDQ5610664

Ludwig Elsner

Publication date: 1970

Published in: ZAMM - Journal of Applied Mathematics and Mechanics / Zeitschrift für Angewandte Mathematik und Mechanik (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1002/zamm.19700500608

Mathematics Subject Classification ID

Numerical computation of eigenvalues and eigenvectors of matrices (65F15) General theory of numerical methods in complex analysis (potential theory, etc.) (65E05)

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Linear construction of companion matrices, Simultaneous inclusion of the zeros of a polynomial, A remark on simultaneous inclusions of the zeros of a polynomial by Gershgorin's theorem, On convexity properties of the spectral radius of nonnegative matrices, Inclusion of the roots of a polynomial based on Gerschgorin's theorem