Existence of solusions for indefinite linear Choquard equations with HardyLittle

一类带Hardy—Littlewood-Sobolev临界指数项和不定线性项的Choquard方程解的存在性，王玲，王非之，本文考虑以下线性Choquard方程：\begin{equation*}-\Deltau+V(x)u=K(x)(\int_{\mathbb{R}^{N}}\frac{|u|^{2^{*}_{\mu}}}{|x-y|^{\mu}}dy)|u|^{2^{*}_{\mu}-2}u+g(x,u)\qu