This paper is concerned with the asymptotic behavior of the solution to the Euler equations with time-depending damping ......

为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......

In this paper we study the decay estimate of global solutions to the initial-boundary value problem for double degenerat......

证明了初边值问题 u/t=(k（u）|u|M-1u),在[RN{0}]×（0,+∞）内,N≥1, u（x,0）=0,当|x|>0, u（0,t）=B>0,当t>0, u（x,t）→0,当t>0且|x|→∞,在M......

讨论一类非线性四阶波动方程的初边值问题.依据位势井理论和紧致性方法,通过构造稳定集,证明当初值属于稳定集,初始能量为正但有适......