Critical double phase problems involving sandwich-type nonlinearities

Csaba Farkas, Alessio Fiscella, Ky Ho +1

In this paper we study problems with critical and sandwich-type growth represented by \begin{align*} -\operatorname{div}\Big(|\nabla u|^{p-2}\nabla u + a(x)|\nabla u|^{q-2}\nabla u…