Leetma, Evely; Oja, Peeter Connection between smoothing problems with obstacles and weights. (English) Zbl 1300.41007 Numer. Funct. Anal. Optim. 35, No. 11, 1435-1458 (2014). MSC: 41A15 65D07 65K10 41A29 41A63 PDFBibTeX XMLCite \textit{E. Leetma} and \textit{P. Oja}, Numer. Funct. Anal. Optim. 35, No. 11, 1435--1458 (2014; Zbl 1300.41007) Full Text: DOI
Leetma, Evely; Oja, Peeter Existence of the solution of classical smoothing problems with obstacles and weights. (English) Zbl 1241.49007 Math. Model. Anal. 17, No. 1, 58-64 (2012). MSC: 49J30 65K10 90C20 PDFBibTeX XMLCite \textit{E. Leetma} and \textit{P. Oja}, Math. Model. Anal. 17, No. 1, 58--64 (2012; Zbl 1241.49007) Full Text: DOI