查询词典 variational formulation

This paper sets up a class of generalized impulse control models in part, proves the existence of relevant variational equation solution.

本文在中建立了一类推广型的脉冲控制模型，证明了相应的变分方程解的存在性。

In this paper we describe formulations and develop fast algorithms for implicit surface reconstruction based on variational and partial differential equation methods.

本文中描述了一种基于差分和偏微分方程的重建隐式曲面的快速算法。

Then, we derive the incremental variational equation for nonlinear large deformation analysis by using energy principle of power form.

三、利用功率形式的能量原理，导出了非线性大变形有限元分析新的增量变分方程。

The results on existence and uniqueness of solution for the problem (1)-(3) are obtained by using of a variational method and an integral equation approach respectively.

还研究了特殊情形时的洞穴重构问题，给出了重构洞穴边界的正则化Newton方法，不仅对此做了理论分析而且成功的进行了数值模拟。

The approximation of meshless methods, the selection of weight function, the variational form and the discrete equation, and the numerical implementation are described.

描述了无网格法的近似方案、权函数的选择、变分形式和离散方程以及数值求解的实现。

This paper studies some complex analysis problems associated with differiential equationa and obtains a series of conclusions,these conclusions will be the key point in the studying of variational equation s.

讨论了一些有关微分方程的复杂的分析问题并得到一系列结论，这些结论在变分方程的研究中起关键作用。

We show that the value function satisfies a free_boundary problem, prove the existence of the optimal policy by variational equation and get the optimal policy.

给出了价值函数满足的自由边界，用求解变分方程的方法证明了最优控制的存在性，并找到了最优控制策略。

Key words: applied mathematics; forth-order difference equation; discrete variational principles; periodic solution

关键 词：应用数学；四阶差分方程；临界点理论；周期解

image processing ; partial differential equation ; variational principle ; level set

源于变分原理的偏微分方程方法，是将所研究的图像处理问题归结

By using variational method to the non-paraxial equation, four coupled equations for beam parameters governing the propagation properties are obtained.

根据非傍轴效应总是小量的特性，结合得出的耦合方程，得到非傍轴迭代方程。

There had been a moment during the breakfast meeting, though, after the backslapping and the small talk and when all of us were seated, with Vice President Cheney eating his eggs Benedict impassively and Karl Rove at the far end of the table discreetly checking his BlackBerry, that I witnessed a different side of the man.

那次早餐会期间，在表示过关心和寒暄以后，我们所有人坐了下来，我注意观察了一下，副总统切尼面无表情地吃着班尼迪克蛋（Eggs benedict，源自美国，以英式松饼、火腿、水煮蛋以及荷兰酱组合而成），卡尔。罗夫在餐桌的远端谨慎地经常查看他的黑莓手机，我目睹了他所不为人知的一面。

Talk Undelete failed; someone else may have undeleted the page first.

Talk 无法删除选定的页面或图像（它可能已经被其他人删除了）。