Zhang, Xiang; Hao, Lei; Wang, Qingwen Extremal ranks of centrosymmetric solutions to system of matrix equations. (Chinese. English summary) Zbl 1289.15031 J. Shanghai Univ., Nat. Sci. 18, No. 6, 596-600 (2012). MSC: 15A24 15A03 PDFBibTeX XMLCite \textit{X. Zhang} et al., J. Shanghai Univ., Nat. Sci. 18, No. 6, 596--600 (2012; Zbl 1289.15031) Full Text: DOI
Zhang, Xiang; Wang, Qingwen Centrosymmetric tridiagonal least square solutions to a matrix equation. (Chinese. English summary) Zbl 1249.15021 J. Shanghai Univ., Nat. Sci. 17, No. 3, 263-265 (2011). MSC: 15A24 PDFBibTeX XMLCite \textit{X. Zhang} and \textit{Q. Wang}, J. Shanghai Univ., Nat. Sci. 17, No. 3, 263--265 (2011; Zbl 1249.15021) Full Text: DOI
Zhang, Xiang; Wang, Qingwen Yetter-Drinfeld modules over weak Hopf \(\pi\) coalgebra and center construction. (Chinese. English summary) Zbl 1224.16086 J. Shanghai Univ., Nat. Sci. 16, No. 3, 248-252 (2010). MSC: 16T15 18D10 PDFBibTeX XMLCite \textit{X. Zhang} and \textit{Q. Wang}, J. Shanghai Univ., Nat. Sci. 16, No. 3, 248--252 (2010; Zbl 1224.16086) Full Text: DOI