Karakhanyan, A. L.; Shahgholian, H. Analysis of a free boundary at contact points with Lipschitz data. (English) Zbl 1348.35331 Trans. Am. Math. Soc. 367, No. 7, 5141-5175 (2015). Reviewer: Galina Bizhanova (Almaty) MSC: 35R35 35A23 35A01 35B40 PDFBibTeX XMLCite \textit{A. L. Karakhanyan} and \textit{H. Shahgholian}, Trans. Am. Math. Soc. 367, No. 7, 5141--5175 (2015; Zbl 1348.35331) Full Text: DOI arXiv
Czarnecki, Marc-Olivier; Rifford, Ludovic Approximation and regularization of Lipschitz functions: convergence of the gradients. (English) Zbl 1091.49015 Trans. Am. Math. Soc. 358, No. 10, 4467-4520 (2006). MSC: 49J52 49J45 57R12 PDFBibTeX XMLCite \textit{M.-O. Czarnecki} and \textit{L. Rifford}, Trans. Am. Math. Soc. 358, No. 10, 4467--4520 (2006; Zbl 1091.49015) Full Text: DOI
Attouch, Hedy; Wets, Roger J.-B. A convergence theory for saddle functions. (English) Zbl 0525.49009 Trans. Am. Math. Soc. 280, 1-41 (1983). MSC: 49J35 49J27 49J45 54A20 PDFBibTeX XMLCite \textit{H. Attouch} and \textit{R. J. B. Wets}, Trans. Am. Math. Soc. 280, 1--41 (1983; Zbl 0525.49009) Full Text: DOI