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Xu, Changqing; Li, Jiongsheng A note on completely positive graphs. (English) Zbl 0979.05073 Syst. Sci. Math. Sci. 13, No. 2, 121-125 (2000). Reviewer: Valeriy B.Mnukhin (Suva, Fiji Islands) MSC: 05C50 15B48 PDFBibTeX XMLCite \textit{C. Xu} and \textit{J. Li}, Syst. Sci. Math. Sci. 13, No. 2, 121--125 (2000; Zbl 0979.05073)
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Li, Wen On a property of solutions of \(M\)-matrix equations. (English) Zbl 0980.15504 Syst. Sci. Math. Sci. 10, No. 2, 129-132 (1997). MSC: 15A24 PDFBibTeX XMLCite \textit{W. Li}, Syst. Sci. Math. Sci. 10, No. 2, 129--132 (1997; Zbl 0980.15504)
Xu, Song Sign-reversal property for \(F\)-matrices and \(N\)-matrices. (English) Zbl 0820.15007 Syst. Sci. Math. Sci. 7, No. 4, 312-316 (1994). Reviewer: K.H.Kim (Montgomery) MSC: 15B48 90C33 PDFBibTeX XMLCite \textit{S. Xu}, Syst. Sci. Math. Sci. 7, No. 4, 312--316 (1994; Zbl 0820.15007)