文摘
In this paper, we determine a concrete interval of positive parameters λ, for which we prove the existence of infinitely many homoclinic solutions for a discrete problem $$ -\Delta\phi_{p}\bigl(\Delta u(k-1)\bigr)+a(k)\phi_{p} \bigl(u(k)\bigr)=\lambda f\bigl(k,u(k)\bigr),\quad k\in\mathbb{Z}, $$