The Dirichlet-to-Neumann operator on $C(\partial \Omega )$

W. Arendt, A. F. M. ter Elst

Let $\Omega \subset {\mathbf{R}}^d$ be an open bounded set with Lipschitz boundary $\Gamma$. Let $D_V$ be the Dirichlet-to-Neumann operator with respect to a purely second-order symmetric divergen…