Multi-bump solutions for logarithmic Schrödinger equations

Kazunaga Tanaka, Chengxiang Zhang

We study spatially periodic logarithmic Schrödinger equations: \begin{equation}\tag{LS} -Δu + V(x)u=Q(x)u\log u^2, \quad u>0\quad \text{in}\ \mathbb{R}^N, \end{equation} where $N\g…