In this paper, we mainly study equivariant harmonic maps, the theorem of reduction, the equivariant variational formula, and the harmonic equation.
在本文中我们主要研究了等变调和映照、及其约化定理和等变变分公式，得到了等变调和映照的调和性方程。
If the effect of boundary variability is missed, the problem is degenerated into a variational formula for solving contact problem with classical variational principle.
当略去边界可动性的影响时，它就退化为用古典变分原理来解决接触问题的变分公式。
A variational formula combining mixed finite element method with discontinuous finite element method is derived for solving the two-group neutron diffusion equation in 2d.
构造了求解二维两群中子扩散方程的混合间断有限元格式，研制了相应的计算程序。
In tills paper, a new imaging formula for a conical defocusing GRIN fiber lens is derived by using the variational method and the ABCD law.
本文用变分法以及ABCD定律，导出了锥形发散梯度折射率纤维透镜新的成象公式。
The variational equation for general resonant cavities is used to derive the characteristic formula for the resonant frequency of the arbitrarily planar reso aators.
本文应用一般型谐振腔的变分方程，推导了平面型谐振腔谐振频率的特征方程。
Taking soil slope as an example, model and analytic formula of the most dangerous sliding surface are developed according to variational principle.
基于变分原理，以土质斜坡为例，介绍斜坡潜在最危险滑动面的计算模型及解析表达式。
Taking soil slope as an example, model and analytic formula of the most dangerous sliding surface are developed according to variational principle.
基于变分原理，以土质斜坡为例，介绍斜坡潜在最危险滑动面的计算模型及解析表达式。
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