Grünbaum, F. Alberto; Yakimov, Milen The prolate spheroidal phenomenon as a consequence of bispectrality. (English) Zbl 1085.47056 Tempesta, P. (ed.) et al., Superintegrability in classical and quantum systems. Proceedings of a workshop, Montréal, Canada, September 16–21, 2002. Providence, RI: American Mathematical Society (AMS) (ISBN 0-8218-3329-4/pbk). CRM Proceedings and Lecture Notes 37, 301-312 (2004). Reviewer: Roland Duduchava (Tbilisi) MSC: 47G10 15B52 37K10 PDFBibTeX XMLCite \textit{F. A. Grünbaum} and \textit{M. Yakimov}, in: Superintegrability in classical and quantum systems. Proceedings of a workshop, Montréal, Canada, September 16--21, 2002. Providence, RI: American Mathematical Society (AMS). 301--312 (2004; Zbl 1085.47056)
Novotná, Jiřina; Chvalina, Jan Orbital structure of the derivation operator on a certain semiring of nonsingular complex matrices. (English) Zbl 1083.15023 Acta Univ. M. Belii, Ser. Math. 11, 45-54 (2004). Reviewer: Juan Rafael Sendra (Alcalá de Henares) MSC: 15A30 08A60 13N15 16S50 PDFBibTeX XMLCite \textit{J. Novotná} and \textit{J. Chvalina}, Acta Univ. M. Belii, Ser. Math. 11, 45--54 (2004; Zbl 1083.15023)
Akbari, S.; Ghandehari, M.; Hadian, M.; Mohammadian, A. On commuting graphs of semisimple rings. (English) Zbl 1063.05087 Linear Algebra Appl. 390, 345-355 (2004). Reviewer: Dragoš Cvetković (Beograd) MSC: 05C50 16P10 15A27 PDFBibTeX XMLCite \textit{S. Akbari} et al., Linear Algebra Appl. 390, 345--355 (2004; Zbl 1063.05087) Full Text: DOI
Omladič, Matjaž A variety of commuting triples. (English) Zbl 1065.15019 Linear Algebra Appl. 383, 233-245 (2004). Reviewer: Bambina Larato (Bari) MSC: 15A27 15A30 PDFBibTeX XMLCite \textit{M. Omladič}, Linear Algebra Appl. 383, 233--245 (2004; Zbl 1065.15019) Full Text: DOI
Freedman, D. Z. Perturbation bounds for the joint spectrum of commuting matrices. (English) Zbl 1067.15015 Linear Algebra Appl. 387, 29-40 (2004). Reviewer: Aurelian Gheondea (Bucureşti) MSC: 15A42 15A66 15A27 PDFBibTeX XMLCite \textit{D. Z. Freedman}, Linear Algebra Appl. 387, 29--40 (2004; Zbl 1067.15015) Full Text: DOI
Choi, Man-Duen; Li, Chi-Kwong Norm bounds for summation of two normal matrices. (English) Zbl 1041.15022 Linear Algebra Appl. 379, 137-157 (2004). Reviewer: Alexey Alimov (Moskva) MSC: 15A60 15A45 PDFBibTeX XMLCite \textit{M.-D. Choi} and \textit{C.-K. Li}, Linear Algebra Appl. 379, 137--157 (2004; Zbl 1041.15022) Full Text: DOI