... 里茨法 Ritz method 广义变分原理 generalized variational 最小二乘法 least square method ...
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弹性力学广义变分原理 generalized variational principles in theory of elasticity
哈密顿型广义变分原理 Hamilton type generalized variational principle
应用拉氏乘子法推导有先决条件的广义变分原理。
The derivation of generalized variational principles with preconditions by the use of the Lagrange multiplier method.
根据分区广义变分原理，直接导出问题的求解方程式。
Based on the sub-region generalized variational principle, the solving equations of the problem are derived directly.
然后利用拉格朗日乘子法，吸收第一类边界条件，从而得出其广义变分原理；
Then its generalized variational principle is established on the basis of Lagrange multiplier method by absorbing the first kind of boundary condition.
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