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Found 86 Documents (Results 1–86)

A Pascal type matrix and the tensor product of Jordan blocks. (English) Zbl 1301.15011

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, 53-57 (2013).
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Structured matrices in the nonnegative inverse eigenvalue problem. (English) Zbl 1180.15009

Azenhas, Olga (ed.) et al., Mathematical papers in honour of Eduardo Marques de Sá on the occasion of his 60th birthday. Coimbra: Universidade de Coimbra, Departamento de Matemática (ISBN 978-972-8564-43-8/pbk). Textos de Matemática. Série B 39, 93-106 (2006).
MSC:  15A18 15A29 15B48
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Realizing matrices in the nonnegative inverse eigenvalue problem. (English) Zbl 0967.15009

Matrices and group representations. Proceedings of a workshop dedicated to Professor Graciano N. de Oliveira on the occasion of his 60th birthday, Coimbra, Portugal, May 6-8, 1998. Coimbra: Univ. de Coimbra, Departamento de Matemática. Textos Mat., Sér. B. 19, 21-32 (1999).
MSC:  15A29 15A18
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A sparsity result on nonnegative real matrices with given spectrum. (English) Zbl 0877.15025

Janas, Jan (ed.) et al., Linear operators. Proceedings of the semester organized at the Stefan Banach International Mathematical Center, Warsaw, Poland, February 7–May 15, 1994. Warsaw: Polish Academy of Sciences, Inst. of Mathematics, Banach Cent. Publ. 38, 187-191 (1997).
MSC:  15B48 15A18
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Conjugacy and factorization results on matrix groups. (English) Zbl 0802.15008

Zemánek, Jaroslav (ed.), Functional analysis and operator theory. Proceedings of the 39th semester at the Stefan Banach International Mathematical Center in Warsaw, Poland, held March 2-May 30, 1992. Warsaw: Polish Academy of Sciences, Banach Cent. Publ. 30, 203-221 (1994).
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