Square nearly nonpositive sign pattern matrices

DOI10.1016/S0024-3795(00)00318-9zbMath0977.15010MaRDI QIDQ5935359

Yao-Ping Hou, Jiong-Sheng Li

Publication date: 21 January 2002

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

zbMATH Keywords

eigenvaluesirreducible square nearly nonpositive matricesnearly nonpositive sign pattern matrices

Mathematics Subject Classification ID

Eigenvalues, singular values, and eigenvectors (15A18) Positive matrices and their generalizations; cones of matrices (15B48)

Cites Work

• Unnamed Item
• Some sign patterns that allow a real inverse pair \(B\) and \(B^{-1}\)
• How many negative entries can \(A^ 2\) have?
• Sign patterns that require repeated eigenvalues
• The graphs of the unambiguous entries in the product of two \((+,-)\) sign pattern matrices
• Matrix Analysis
• Sign patterns that require real, nonreal or pure imaginary eigenvalues
• On Elements with Negative Squares

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