文摘
We establish the existence of multi-bump solutions for the following class of quasilinear problems $$\begin{aligned} - \Delta _{ p(x) } u + \big ( \lambda V(x) + Z(x) \big ) u ^{ p(x)-1 } = f(x,u) \text { in } \mathbb R^N, \, u \ge 0 \text { in } \mathbb R^N, \end{aligned}$$