On the existence of full dimensional KAM torus for nonlinear Schrödinger equation

Hongzi Cong, Lufang Mi, Yunfeng Shi +1

In this paper, we study the following nonlinear Schrödinger equation \begin{eqnarray}\label{maineq0} \textbf{i}u_{t}-u_{xx}+V*u+εf(x)|u|^4u=0,\ x\in\mathbb{T}=\mathbb{R}/2π\mathbb{…