Peng, Zhuohua; Hu, Xiyan; Zhang, Lei The centrosymmetric solutions of matrix equation \(A_1X_1B_1+A_2X_2B_2+\cdots +A_lX_lB_l=C\) and its optimal approximation. (Chinese. English summary) Zbl 1199.65147 Acta Math. Sci., Ser. A, Chin. Ed. 29, No. 1, 193-207 (2009). MSC: 65F30 65F20 65F10 15A24 PDFBibTeX XMLCite \textit{Z. Peng} et al., Acta Math. Sci., Ser. A, Chin. Ed. 29, No. 1, 193--207 (2009; Zbl 1199.65147)
Feng, Xiaoxia; Guo, Xiaoyong; Cheng, Zhengxing Parameterization of 4-band orthogonal scaling filters with linear phase. (Chinese. English summary) Zbl 1199.42143 Acta Math. Sci., Ser. A, Chin. Ed. 29, No. 1, 136-144 (2009). MSC: 42C40 65T60 PDFBibTeX XMLCite \textit{X. Feng} et al., Acta Math. Sci., Ser. A, Chin. Ed. 29, No. 1, 136--144 (2009; Zbl 1199.42143)
Huang, Jin; Lü, Tao; Zhu, Rui High accuracy combination algorithms for solving singular integral equations with Hilbert kernel by quadrature methods. (Chinese. English summary) Zbl 1199.65419 Acta Math. Sci., Ser. A, Chin. Ed. 29, No. 1, 103-113 (2009). MSC: 65R20 45E10 65Y05 PDFBibTeX XMLCite \textit{J. Huang} et al., Acta Math. Sci., Ser. A, Chin. Ed. 29, No. 1, 103--113 (2009; Zbl 1199.65419)