Decay of solutions for a system of nonlinear wave equations

Electronic Journal of Differential Equations

关键词: Nonlinear wave equations;    initial boundary value problem;    exponential decay;   

DOI  :  

来源: DOAJ

【 摘 要 】

This article concerns the decay of solutionsof the semi-linear wave equation$$u_{tt}+delta u_t-phi(x)riangle u=lambda u|u|^{eta-1}quadxin mathbb{R}^N; tgeq0$$Introducing an appropriate Lyaponuv function, we findexponential decay for certain initial data.

【 授权许可】

Unknown