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Found 107 Documents (Results 1–100)

The main diagonal products of \( 3 \times 3\) normal matrices whose eigenvalues are the third roots of unity. (English) Zbl 1298.15042

Fonseca, Carlos (ed.) et al., The Natália Bebiano anniversary volume. Special issue on the occasion of her 60th birthday. Coimbra: Universidade de Coimbra, Departamento de Matemática (ISBN 978-972-8564-48-3/pbk). Textos de Matemática 44, 145-151 (2013).
MSC:  15B57 15A60
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Numerical range of a matrix polynomial. (English) Zbl 1260.15038

Takahashi, Wataru (ed.) et al., Proceedings of the 2nd international conference on nonlinear analysis and convex analysis (NACA2001), Hirosaki, Japan, July 30–August 2, 2001. Yokohama: Yokohama Publishers (ISBN 4-946552-09-X/hbk). 315-319 (2003).
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