Wang, Xiaogang; Hou, Xiangqian Approximation by a product of bivariate trigonometric interpolation polynomials. (Chinese. English summary) Zbl 1144.41302 J. Lanzhou Univ. Technol. 32, No. 5, 150-153 (2006). MSC: 41A10 41A63 PDFBibTeX XMLCite \textit{X. Wang} and \textit{X. Hou}, J. Lanzhou Univ. Technol. 32, No. 5, 150--153 (2006; Zbl 1144.41302)
Wang, Xiaogang; Hou, Xiangqian Two kinds of preserved property by modified multivariate Stancu operators. (Chinese. English summary) Zbl 1207.41017 J. Guizhou Norm. Univ., Nat. Sci. 24, No. 2, 78-91 (2006). MSC: 41A35 41A63 PDFBibTeX XMLCite \textit{X. Wang} and \textit{X. Hou}, J. Guizhou Norm. Univ., Nat. Sci. 24, No. 2, 78--91 (2006; Zbl 1207.41017)
Wang, Xiaogang; Hou, Xiangqian Multivariate Bernstein-Kantorovich operators and modulus of continuity. (Chinese. English summary) Zbl 1161.41302 J. Northwest Norm. Univ., Nat. Sci. 42, No. 1, 15-17 (2006). MSC: 41A35 41A25 41A63 PDFBibTeX XMLCite \textit{X. Wang} and \textit{X. Hou}, J. Northwest Norm. Univ., Nat. Sci. 42, No. 1, 15--17 (2006; Zbl 1161.41302)
Wang, Xiaogang; Zhang, Rui; Hou, Xiangqian A generalization of \((0,p(D))\) trigonometric interpolation. (Chinese. English summary) Zbl 1129.42323 J. Ningxia Univ., Nat. Sci. Ed. 26, No. 3, 221-224 (2005). MSC: 42A10 41A05 PDFBibTeX XMLCite \textit{X. Wang} et al., J. Ningxia Univ., Nat. Sci. Ed. 26, No. 3, 221--224 (2005; Zbl 1129.42323)