Millar, F.; Muga, I.; Rojas, S.; van der Zee, K. G. Projection in negative norms and the regularization of rough linear functionals. (English) Zbl 1491.65149 Numer. Math. 150, No. 4, 1087-1121 (2022). MSC: 65N30 65N12 65N15 65N22 65N50 35B65 PDFBibTeX XMLCite \textit{F. Millar} et al., Numer. Math. 150, No. 4, 1087--1121 (2022; Zbl 1491.65149) Full Text: DOI arXiv
Heltai, Luca; Lei, Wenyu A priori error estimates of regularized elliptic problems. (English) Zbl 1451.65192 Numer. Math. 146, No. 3, 571-596 (2020). MSC: 65N30 65N15 35J15 PDFBibTeX XMLCite \textit{L. Heltai} and \textit{W. Lei}, Numer. Math. 146, No. 3, 571--596 (2020; Zbl 1451.65192) Full Text: DOI arXiv