Large time asymptotics for the Grinevich-Zakharov potentials
arXiv:1011.4038 · doi:10.1016/j.bulsci.2011.02.003
Abstract
In this article we show that the large time asymptotics for the Grinevich-Zakharov rational solutions of the Novikov-Veselov equation at positive energy (an analog of KdV in 2+1 dimensions) is given by a finite sum of localized travel waves (solitons).