And the eigenvalue problem of integral equation is transformed into a standard eigenvalue problem of a matrix with infinite order.

进而将积分方程形式的特征值问题转化为无穷阶矩阵的标准特征值问题。

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And then the eigenvalue problem of integral equation is transformed into the standard eigenvalue problem of a positive definite matrix with infinite order.

进而将积分方程形式的特征值问题转化为无穷阶正定对称矩阵的标准特征值问题。

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Then the eigenvalue problem of free vibration of annular sector plates is transformed into the eigenvalue problem of integral equation by using superposition theorem.

然后由叠加原理将环扇形板的自由振动问题转化为积分方程特征值问题；

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In this paper an estimation of lower bound of minimum eigenvalue for the integral equation is obtained. Based on this estimation we introduce a new method for the corresponding eigenvalue calculation.

导出了具有正定对称核的积分方程最小特征值的一个下界估计式。以此为基础，获得了相应特征值的一种算法。

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In this paper an estimation of lower bound of minimum eigenvalue for the integral equation is obtained. Based on this estimation we introduce a new method for the corresponding eigenvalue calculation.

导出了具有正定对称核的积分方程最小特征值的一个下界估计式。以此为基础，获得了相应特征值的一种算法。

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