Cheng, Mingsong Necessary and sufficient conditions for the existence of a positive definite solution of the matrix equation \(X+A^* X^{-2}A=I\). (Chinese) Zbl 1151.15302 Acta Sci. Nat. Univ. Pekin. 41, No. 1, 55-61 (2005). MSC: 15A24 15A23 PDFBibTeX XMLCite \textit{M. Cheng}, Acta Sci. Nat. Univ. Pekin. 41, No. 1, 55--61 (2005; Zbl 1151.15302)
Wen, Guochun The Riemann-Hilbert problem for linear degenerate elliptic complex equations of first order. (Chinese) Zbl 1151.30341 Acta Sci. Nat. Univ. Pekin. 41, No. 1, 47-54 (2005). MSC: 30E25 30G20 35J70 PDFBibTeX XMLCite \textit{G. Wen}, Acta Sci. Nat. Univ. Pekin. 41, No. 1, 47--54 (2005; Zbl 1151.30341)
Zang, Yingyun; Chen, Weihuan The spectral transformation of CMC surfaces in \(S^3\). (Chinese) Zbl 1151.53312 Acta Sci. Nat. Univ. Pekin. 41, No. 1, 36-46 (2005). MSC: 53A10 PDFBibTeX XMLCite \textit{Y. Zang} and \textit{W. Chen}, Acta Sci. Nat. Univ. Pekin. 41, No. 1, 36--46 (2005; Zbl 1151.53312)
Qiu, Wei Sheng; Cai, Kai Construction and enumeration of periodic quasi-perfect sequences and multiplier groups of cyclic Hadamard difference sets of type (II). (Chinese) Zbl 1151.05312 Acta Sci. Nat. Univ. Pekin. 41, No. 1, 27-35 (2005). MSC: 05B10 05B20 94A55 PDFBibTeX XMLCite \textit{W. S. Qiu} and \textit{K. Cai}, Acta Sci. Nat. Univ. Pekin. 41, No. 1, 27--35 (2005; Zbl 1151.05312)
Wang, Baoshan On Sylow intersection conjugacy classes. (English) Zbl 1151.20301 Acta Sci. Nat. Univ. Pekin. 41, No. 1, 21-26 (2005). MSC: 20D20 20E45 20D60 PDFBibTeX XMLCite \textit{B. Wang}, Acta Sci. Nat. Univ. Pekin. 41, No. 1, 21--26 (2005; Zbl 1151.20301)
Cao, Xiwang; Zhu, Yiquan; Tang, Cui’e A note on almost perfect arrays. (Chinese) Zbl 1151.05311 Acta Sci. Nat. Univ. Pekin. 41, No. 1, 15-20 (2005). MSC: 05B10 PDFBibTeX XMLCite \textit{X. Cao} et al., Acta Sci. Nat. Univ. Pekin. 41, No. 1, 15--20 (2005; Zbl 1151.05311)
Yu, Jianping; Sun, Yongli; Li, Shizheng The application of strong bands decomposition. (Chinese. English summary) Zbl 1151.20305 Acta Sci. Nat. Univ. Pekin. 41, No. 1, 12-14 (2005). MSC: 20M10 PDFBibTeX XMLCite \textit{J. Yu} et al., Acta Sci. Nat. Univ. Pekin. 41, No. 1, 12--14 (2005; Zbl 1151.20305)
Liang, Shuang Linear estimation of the number of zeros of abelian integrals for cubic isochronous centers. (Chinese) Zbl 1151.34313 Acta Sci. Nat. Univ. Pekin. 41, No. 1, 1-11 (2005). MSC: 34C08 34C07 PDFBibTeX XMLCite \textit{S. Liang}, Acta Sci. Nat. Univ. Pekin. 41, No. 1, 1--11 (2005; Zbl 1151.34313)