Yang, YiDu; Fan, XinYue Generalized Rayleigh quotient and finite element two-grid discretization schemes. (English) Zbl 1188.65151 Sci. China, Ser. A 52, No. 9, 1955-1972 (2009). Reviewer: Wilhelm Heinrichs (Essen) MSC: 65N25 65N30 PDFBibTeX XMLCite \textit{Y. Yang} and \textit{X. Fan}, Sci. China, Ser. A 52, No. 9, 1955--1972 (2009; Zbl 1188.65151) Full Text: DOI
Yang, Yidu; Chen, Zhen The order-preserving convergence for spectral approximation of self-adjoint completely continuous operators. (English) Zbl 1153.65055 Sci. China, Ser. A 51, No. 7, 1232-1242 (2008). Reviewer: Jiří Vaníček (Praha) MSC: 65J10 47A10 65N25 65N30 35P15 65N12 47F05 PDFBibTeX XMLCite \textit{Y. Yang} and \textit{Z. Chen}, Sci. China, Ser. A 51, No. 7, 1232--1242 (2008; Zbl 1153.65055) Full Text: DOI