On the number of unitary similarity classes in a C-S equivalence class: the normal case

DOI10.1016/S0024-3795(01)00579-1zbMath0998.15014MaRDI QIDQ1601630

Susana Furtado, Charles R. Johnson

Publication date: 27 June 2002

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

zbMATH Keywords

similaritycongruencenormal matrixunitary similarity\(C-S\) equivalence

Mathematics Subject Classification ID

Hermitian, skew-Hermitian, and related matrices (15B57) Canonical forms, reductions, classification (15A21)

Related Items (2)

Congruence and \(A^{-1}A^*\) ⋮ Unitary similarity classes within the cospectral-congruence class of a matrix

Cites Work

• The range of \(A^{-1} A^*\) in GL(n,C)
• Spectral variation under congruence for a nonsingular matrix with 0 on the boundary of its field of values
• Spectral variation under congruence
• Matrix Analysis
• Field of values and spectra of positive definite multiples
• A generalization of Sylvester's law of inertia
• Unnamed Item

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