本文给出了复杂边界条件下任意形状板的自由振动分析的一个新的解析解法。
This paper gives a new analytical solution of the free vibration of an arbitrary-shaped plate with complex boundary conditions.
本文对边界积分方程中所存在的超奇异积分的数值解法作了综述，并介绍了它的一些应用。
In this paper numerical solution methods of hypersingular integrals in boundary integral equation have been summarized together with some of their applications.
在波动方程的经典解法中，初始条件与边界条件都要充分光滑，介质系数也不能出现间断。
In the classic solution of wave equation, it is required that the initial and boundary conditions should be smooth enough and any discontinuities are not allowed in medium coefficients.
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