A new proof of Harnack's inequality for elliptic partial differential equations in divergence form

Crescimbeni, RaquelForzani, LilianaPerini, Alejandra2021-08-042021-08-042007-03-01Crescimbeni, R., Forzani, L., & Perini, A. (2007). A new proof of Harnack's inequality for elliptic partial differential equations in divergence form. <i>Electronic Journal of Differential Equations, 2007</i>(38), pp. 1-12.1072-6691https://hdl.handle.net/10877/14188In this paper we give a new proof of Harnack's inequality for elliptic operator in divergence form. We imitate the proof given by Caffarelli for operators in nondivergence form.Text12 pages1 file (.pdf)enAttribution 4.0 InternationalElliptic equationsDivergence formWeak solutionsHarnack inequalityHolder continuityA new proof of Harnack's inequality for elliptic partial differential equations in divergence formArticle