摘要
对表面隔水的半无界多孔介质中渗流弱解,利用行波解逐次逼近的方法,证明了在时间增大时,弱解将一致趋于零.
It is proved that the filtration weak solution will tend to zero uniformly with increasing time inhalf non - bounded porous media with impermeable surface.
出处
《华南师范大学学报(自然科学版)》
CAS
1999年第4期7-9,共3页
Journal of South China Normal University(Natural Science Edition)
基金
广东省自然科学基金!960181
关键词
渗流
多孔介质
弱解
渐近性
抛物型方程
filtration
porous media
parabolic equation
nonlinear diffusion
asymptotic behavior of weak solution