A remark on partial data inverse problems for semilinear elliptic equations

Katya Krupchyk, Gunther Uhlmann

Published 2019-05-04Version 1

We show that the knowledge of the Dirichlet-to-Neumann map on an arbitrary open portion of the boundary of a domain in $\mathbb{R}^n$, $n\ge 2$, for a class of semilinear elliptic equations, determines the nonlinearity uniquely.