An unusual criterion for normality of nonsingular matrices

DOI10.3103/S0278641922010022zbMath1491.15005OpenAlexW4229039527MaRDI QIDQ2673141

Khakim D. Ikramov

Publication date: 9 June 2022

Published in: Moscow University Computational Mathematics and Cybernetics (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.3103/s0278641922010022

zbMATH Keywords

similaritycongruencenormal matrixunitary matrixcosquare

Mathematics Subject Classification ID

Linear transformations, semilinear transformations (15A04) Canonical forms, reductions, classification (15A21)

Cites Work

• Unnamed Item
• Normal matrices
• Normal matrices: an update
• An algorithm verifying the congruence of complex matrices whose cosquares have eigenvalues of modulus one

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