查询词典 variational equation

A variational study on the propagation equation of bright soliton-like pulse under the influence of the fifth-order nonlinearity in optical fiber.

刘文军。五阶非线性作用下光纤中类明孤子运动方程的变分研究。

The characteristics equation for the distance is derived by using the variational formulation for a generalized resonator.

应用谐振腔的变分公式，导出了确定短路面之间距离的特征方程。

Based on variational principle and split-based interpolation finite element method for fast and accurate analysis of normal mode helical antenna,Combination of genetic algorithm and then load the normal mode helical antenna loaded on the value of lumped elements,Load location,and matching network integrated optimal design parameters,And using Sherman-morrisorr Woodbury formula to quickly solce the load component values and load the changed position of the impedance matrix equation to improve the efficiency of optimized design.

采用基于变分原理和剖分插值为基础的有限元法来快速精确分析法向模螺旋天线，然后结合遗传算法对加载法向模螺旋天线上的加载集总元件的值、加载位置以及匹配网络参数进行一体化优化设计，并采用Sherman-Morrisorr Woodbury公式来快速求解加载元件值和加载位置改变后的阻抗矩阵方程，提高优化设计的效率。

According to Fermat's theory and variational calculation, the mathematical model of sound path in dissymmetrical temperature field is established. Furthermore, the sound path equation is solved.

根据Fermat原理和数学变分方法，建立了非均匀温度场中的声传播路径的数学模型，并求出声线方程。

In this paper, a series of strong convergence theorems are discussed, which concern with generarized set-valued variational inclusions, a class of strongly accretive operator equation and a class of nonexpansive mappings.

第二章，我们在Hilbert空间中研究-单调算子的概念，以及与此相关的预解式算子R_~，利用预解式算子技巧构造了一类迭代算法，求解变分包含的逼近解问题，并讨论了由此算法产生的迭代序列的收敛性。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。