Polyharmonic $k-$Hessian equations in ${\mathbb{R}}^N$

Pedro Balodis, Carlos Escudero

This work is focused on the study of the nonlinear elliptic higher order equation \begin{equation}\nonumber \left( -Δ\right)^m u = S_k[-u] + λf, \qquad x \in \mathbb{R}^N, \end{equ…