Ferreira, J. A.; Grigorieff, R. D. Supraconvergence and supercloseness of a scheme for elliptic equations on nonuniform grids. (English) Zbl 1102.65109 Numer. Funct. Anal. Optimization 27, No. 5-6, 539-564 (2006). Reviewer: Dietrich Braess (Bochum) MSC: 65N12 65N06 35J25 65N30 PDFBibTeX XMLCite \textit{J. A. Ferreira} and \textit{R. D. Grigorieff}, Numer. Funct. Anal. Optim. 27, No. 5--6, 539--564 (2006; Zbl 1102.65109) Full Text: DOI Link
Grigorieff, Rolf Dieter On convergence in discretized minimization problems. (English) Zbl 0992.65049 Numer. Funct. Anal. Optimization 22, No. 5-6, 577-607 (2001). Reviewer: Constantin Popa (Constantza) MSC: 65J05 41A50 47J30 90C59 65K05 PDFBibTeX XMLCite \textit{R. D. Grigorieff}, Numer. Funct. Anal. Optim. 22, No. 5--6, 577--607 (2001; Zbl 0992.65049) Full Text: DOI
Grigorieff, R. D.; Sloan, I. H. Spline Petrov-Galerkin methods with quadrature. (English) Zbl 0880.65061 Numer. Funct. Anal. Optimization 17, No. 7-8, 755-784 (1996). Reviewer: M.Calvo (Zaragoza) MSC: 65L10 34B05 34L15 65L15 65L60 PDFBibTeX XMLCite \textit{R. D. Grigorieff} and \textit{I. H. Sloan}, Numer. Funct. Anal. Optim. 17, No. 7--8, 755--784 (1996; Zbl 0880.65061) Full Text: DOI
Grigorieff, R. D.; Remtsen, R. M. Discrete approximations of minimization problems. II: Applications. (English) Zbl 0743.65059 Numer. Funct. Anal. Optimization 11, No. 7-8, 721-761 (1990). Reviewer: G.Vainikko (Tartu) MSC: 65K05 65K10 90C48 49K27 PDFBibTeX XMLCite \textit{R. D. Grigorieff} and \textit{R. M. Remtsen}, Numer. Funct. Anal. Optim. 11, No. 7--8, 721--761 (1990; Zbl 0743.65059) Full Text: DOI
Grigorieff, R. D.; Reemtsen, R. M. Discrete approximations of minimization problems. I: Theory. (English) Zbl 0743.65058 Numer. Funct. Anal. Optimization 11, No. 7-8, 701-719 (1990). Reviewer: G.Vainikko (Tartu) MSC: 65K05 65K10 90C48 49K27 PDFBibTeX XMLCite \textit{R. D. Grigorieff} and \textit{R. M. Reemtsen}, Numer. Funct. Anal. Optim. 11, No. 7--8, 701--719 (1990; Zbl 0743.65058) Full Text: DOI
Grigorieff, Rolf Dieter Differenzenapproximationen von Integro-Differentialgleichungen einer Veränderlichen. (English) Zbl 0542.65093 Numer. Funct. Anal. Optimization 6, 315-340 (1983). Reviewer: S.Filippi MSC: 65R20 45C05 45J05 PDFBibTeX XMLCite \textit{R. D. Grigorieff}, Numer. Funct. Anal. Optim. 6, 315--340 (1983; Zbl 0542.65093) Full Text: DOI
Grigorieff, Rolf Dieter Zur diskreten Kompaktheit von Funktionen auf nichtäquidistanten Gittern in \({\mathbb{R}}\). (German) Zbl 0537.65012 Numer. Funct. Anal. Optimization 4, 383-395 (1982). MSC: 65D15 65D07 41A15 PDFBibTeX XMLCite \textit{R. D. Grigorieff}, Numer. Funct. Anal. Optim. 4, 383--395 (1982; Zbl 0537.65012) Full Text: DOI