本文利用压缩映像原理和积分估计研究一类具阻尼项的四阶非线性波动方程的Cauchy问题小振幅解的整体存在性、唯一性和衰减性。
The existence,the uniqueness and the asymptotic behavior of solution for the damped nonlinear wave equation of fourth order,are studied by the contraction mapping principle and integral estimates.