Abstract
We construct a new counterexample to the Hopf–Oleinik boundary point lemma. It shows that for convex domains, the assumption on is the necessary and sufficient condition providing the estimates of Hopf–Oleinik type.
Citation
Darya E. Apushkinskaya. Alexander I. Nazarov. "A counterexample to the Hopf–Oleinik lemma (elliptic case)." Anal. PDE 9 (2) 439 - 458, 2016. https://doi.org/10.2140/apde.2016.9.439
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