Stummel, Friedrich Basic compactness properties of nonconforming and hybrid finite element spaces. (English) Zbl 0456.65061 RAIRO, Anal. Numér. 14, 81-115 (1980). MSC: 65N30 35J20 41A30 46E35 35P15 65N25 PDFBibTeX XMLCite \textit{F. Stummel}, RAIRO, Anal. Numér. 14, 81--115 (1980; Zbl 0456.65061) Full Text: EuDML
Stummel, F.; Hainer, K. Introduction to numerical analysis. Transl. by E. R. Dawson. Ed. by W. N. Everitt. (English) Zbl 0445.65002 Texts in Mathematics. Edinburgh: Scottish Academic Press. XIV, 282 p. £9.50 (1980). MSC: 65-01 41-01 65Dxx 65Hxx 65Fxx 65L05 PDFBibTeX XML
Stummel, F. Discretely uniform approximation of continuous functions. (English) Zbl 0294.41034 J. Approximation Theory 13, 178-191 (1975). MSC: 41A65 PDFBibTeX XMLCite \textit{F. Stummel}, J. Approx. Theory 13, 178--191 (1975; Zbl 0294.41034) Full Text: DOI
Stummel, Friedrich Approximation methods in analysis. (English) Zbl 0286.41026 Lecture Notes Series. No. 35. Aarhus: Aarhus Universitet, Matematisk Institut. No consecutive pagination. (1973). MSC: 41A65 45G10 45L05 41-02 54A20 26A03 41A35 PDFBibTeX XML