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20092024
most citedA counterexample to the Hopf-Oleinik lemma (elliptic case)

28 citations · 58 across the 10 of their papers we have counts for

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Showing 2019Show all

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math.AP2019

Venttsel boundary value problems with discontinuous data

Darya E. Apushkinskaya, Alexander I. Nazarov, Dian K. Palagachev +1

We study linear and quasilinear Venttsel boundary value problems involving elliptic operators with discontinuous coefficients. On the base of the a priori estimates obtained, maxim…

math.HO2019

In Search of Shadows: the First Topological Conference, Moscow 1935

D. E. Apushkinskaya, A. I. Nazarov, G. I. Sinkevich

We discuss some mistakes and curiosities concerned with the celebrated First International Topological Conference in Moscow, 1935.