Oscillations of nth - order nonlinear neutral equation with functional arguments 阶非线性中立型方程的振动性
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Oscillation of systems of second order partial differential equation with functional arguments 具泛函变元的偏微分方程组的振动性定理
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In this paper the sufficient conditions are obtained for oscillation for the solutions of the systems of second order partial differential equations with functional arguments . these results are illustrated 摘要讨论了一类二阶偏泛函微分方程组,获得了方程组所有解振动的若干充分条件,同时也给出了实际应用例子。