This paper is devoted to the investigation of the asymptotic behavior for a class of nonlinear parabolic partial functional differential equations. 本文研究一類(lèi)非線(xiàn)性?huà)佄镄推汉⒎址匠痰臐u近行為。
Some sufficient conditions are obtained for the oscillation for solutions of systems of second order partial differential equations with several delays. 該文獲得了一類(lèi)具偏差變元的二階偏泛函微分方程組解振動(dòng)的若干充分條件。