variational method

There's many methods to study it, such as algebraic method, variational method, fixed point method, topological degree homotopy method, monotone iterated method, homeomorphism method.

研究方法非常多，通常有代数方法，变分方法，不动点方法，拓扑度同伦方法，单调迭代方法，微分同胚方法等。

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Based on variational method, the scattering parameters of coupling slot with finite wall thickness are obtained, and balanced incident waves are employed within the process for simplification.

通过变分法对有限壁厚耦合缝隙进行了参数提取，并在过程中使用改进的平衡入射波有效地简化了计算。

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On further improvement of the variational method in lattice gauge theory

格点规范理论中变分方法的进一步改进

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Compound forecasting methodology in a position to via to analyze forecasted indices multiangular in depth, gain much relevant data variational inherent law, thereby work out preferable forecast. Secondly, research on comprehensive utilization multiple data mining method proceed short term load forecasting.

复合预测方法能够通过对预测指标的多角度分析，获得更多有关数据变化的内在规律，从而做出更加科学的预测。（2）研究了综合利用多种数据挖掘方法进行短期负荷预测的方法。

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It provides an effect theoretical tool for studying many nonlinear problems, mainly including topological degree method, variational method, partial ordering method and analytic method and so on.

它为解决各种各样的非线性问题提供了一个富有成效的理论工具。利用非线性泛函分析研究问题的主要方法有：拓扑度理论、临界点理论、半序方法以及分析方法等。

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Thermal explosion critical state parameters estimated with variational method

用变分法估计热爆炸临界状态参数

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The main contents are listed as follows: ( 1) A variational method taking slip and dual effects of slip and shear deformation into consideration is presented.

主要的研究成果如下：（1）建立考虑组合箱梁滑移及滑移与剪切变形双重作用的挠度-滑移理论分析方法。

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Using variational method, we also discuss the ground-state phase transition of the two-component system, and obtain the critical coupling line analytically.

运用变分方法，我们也调查了混合气体在基态的量子相变情况，并获得了系统的临界相变线。

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In order to alter the integral length automatically, the paper uses a method of variational integral length to trace vector field depending on the emanative degree of vector field.

作者根据矢量场的变化程度，动态地修改积分步长，采用一种变步长的积分方法对矢量场进行流线跟踪。

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Dual method is presented for small optic flow computation based on variational models.

基于光流计算的通用变分模型,建立小位移光流场计算的对偶方法.

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The finite element method does not exhaust the possibilities for variational methods.

有限单元法不能排除变分法.

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The characteristic impedance of rectangular groove stripline has been obtained by means of the variational method.

本文运用格林函数法及变分法分析了矩形槽微带线。

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Variational method in G 1 surface connection

曲面G1拼接中的变分法

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The fourth is anisotropic diffusion and total variational method based on PDE.

第四类就是基于偏微分方程（PDE）的各向异性扩散法[4]和总变分最小化法[5]。

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Based on thin-walled bar theory and finite element method, differential equations for the distortion of thin-walled box girder are established using by the principle of minimum potential energy variational method.

本文以薄壁杆理论和有限元法为基础，根据最小势能原理及泛函变分法建立了薄壁箱梁的畸变控制微分方程。

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The shallow impurity states in wurtzite nitrides are studied by a variational method.

利用变分法研究纤锌矿结构氮化物半导体材料中的浅杂质态问题.

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The results from finite element method and variational method are much more close to experimental data as compared with that from upper bound method and slip-line field method.

计算表明，有限元法和变分法的结果比较接近实验数据。

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The weak form quadrature element method ( QEM) is a new method based on variational principles and the conventional differential quadrature method.

弱形式求积元法是基于变分原理及微分求积思想的新数值方法。

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Second order elliptic variational inequalities were considered, and a kind of nonoverlapping domain decomposition method with two subdomains was proposed.

考虑二阶椭圆变分不等式，提出了两子域情形的非重叠区域分解，得到了算法的收敛性和几何收敛速。

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Approximate calculation of the tilting mode instability in an elliptical spheromak by variational method

用变分法近似计算椭球马克中的倾斜模不稳定性

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Based on variational method, an expression for the scattering parameters of a coupling slot with finite wall thickness in waveguides is derived.

基于变分法，通过推导建立起有限壁厚耦合缝隙散射参数的变分表达式。

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By the variational method, the governing equation of the plate non-linear theory is solved, and he relationship between load and deformation of a single spring leaf is obtained.

应用薄板非线性理论的变分方法求解基本方程，得到了单片碟形弹簧的载荷和变形关系以及应力分布及其计算公式。

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Based on the Mindlin plate theory, and by modifying the mixed variational principle, the Hamilton canonical equation for the free vibration analysis of Mindlin plate is derived and the analytical solution is also deduced by the adjoint ortho-organization symplectic geometry method.

本文通过对混合能变分原理的修正，建立了Mindlin板动力学问题的Hamilton正则方程，并采用共轭辛正交归一关系给出固有频率分析的精确解。

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The discrete variational method ( DVM) and cluster model are used to study the electronic structure and atomic configuration of the hydrogen-vacancy complex in aluminum.

本文利用离散变分法（DVM）和集团模型研究了铝中氢&空位复合体的电子结构和几何构型。

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A modified projection method for solving general strongly monotone variational inequalities is presented.

给出了解一般强单调变分不等式的一种改进投影算法.

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