The convolution type functional was offered for the bending of viscoelastic beam column with damage and the generalized variational principle of viscoelastic beam column with damage was presented.
提出了以卷积形式表示的梁-柱弯曲问题的泛函，并给出了损伤粘弹性梁-柱的广义变分原理。
A generalized variational principle involving conditions of the rigid-plastic interface and the discontinuous surface of a velocity field has been put forward for the mixed-boundary value problem.
提出了一个包括界面条件及间断面条件在内的混合边值问题的广义变分原理，建立了极限载荷乘子的变分解析公式。
Based on the sub-region generalized variational principle, the solving equations of the problem are derived directly.
根据分区广义变分原理，直接导出问题的求解方程式。
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