scientific article; zbMATH DE number 1895187

zbMath1030.15009MaRDI QIDQ4802219

Zhongshan Li, Laura M. Harris

Publication date: 18 February 2004

Title: zbMATH Open Web Interface contents unavailable due to conflicting licenses.

zbMATH Keywords

sign pattern matrixdistinct eigenvaluespermutational similarity

Mathematics Subject Classification ID

Combinatorial aspects of matrices (incidence, Hadamard, etc.) (05B20) Determinants, permanents, traces, other special matrix functions (15A15) Eigenvalues, singular values, and eigenvectors (15A18) Semialgebraic sets and related spaces (14P10)

Related Items (7)

Minimum rank and maximum eigenvalue multiplicity of symmetric tree sign patterns ⋮ \(4 \times 4\) irreducible sign pattern matrices that require four distinct eigenvalues ⋮ The allow sequence of distinct eigenvalues for a sign pattern ⋮ Is every nonsingular matrix diagonally equivalent to a matrix with all distinct eigenvalues? ⋮ Unnamed Item ⋮ Allow problems concerning spectral properties of sign pattern matrices: a survey ⋮ Minimum number of distinct eigenvalues allowed by a sign pattern

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