A note on the Harnack inequality for elliptic equations in divergence form
Analysis of PDEs
2019-01-21 v1
Abstract
In 1957, De Giorgi [3] proved the H\"{o}lder continuity for elliptic equations in divergence form and Moser [7] gave a new proof in 1960. Next year, Moser [8] obtained the Harnack inequality. In this note, we point out that the Harnack inequality was hidden in [3].
Keywords
Cite
@article{arxiv.1901.06128,
title = {A note on the Harnack inequality for elliptic equations in divergence form},
author = {Dongsheng Li and Kai Zhang},
journal= {arXiv preprint arXiv:1901.06128},
year = {2019}
}