• 本文建立具有阻尼项高阶微分方程新的振动定理

    This paper obtains a new oscillation theorem of high-order differential equation with damping.

    youdao

  • 本文主要研究微分方程周期边值问题解存在性多重性。

    We mainly study the existence and multiplicity of solutions to high-order differential equations in this paper.

    youdao

  • 本文主要研究微分方程周期边值问题解存在性多重性。

    We mainly study the existence and multiplicity of solutions to high-order differential equations in this paper.

    youdao

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