简介:Inthispaper,thevariablecoefficientSine-Gordontypeequationuxt=a(t)sinu+β(t)uxx+k(t)(xux)xisdiscussed.ItisrelatedtotheeigenvalueproblemVx=QV.Thestructureequationandtheevolutionlawsofscatteringdataforthesecondequationarederivedandtheinversescatteringsolutionofthefirstequationisobtained.
简介:应用LeraySchauder不动点定理,研究了一类具时滞的Rayleigh型泛函微分方程:x″(t)+f(x′(t))+g(x(t-τ(t)))=e(t)的反周期解问题,得到了反周期解存在的新的结果。