查询词典 conditionally well posed problems

The research in this field mainly focuses on three respects: the application in engineering, numerical analysis and the well-posed property of the given problem.

自由边界问题是偏微分方程研究领域中的一个主要研究方向，有着非常广泛的实际背景，如在流体力学、化学反应过程、金融数学以及物理中的相变问题等研究领域就存在大量的自由边界问题。

The proof of the well-posed property, stability and the LBB condition are very difficult to deal with.

对于混合元方法来说，插值算子在各向异性网格下的适定性，稳定性以及LBB条件等验证工作都有和大的难度。

The linear improved algorithm is presented, and it has been proven to be well-posed. When the prior geometry informations are known, the line and conic-based algorithms are presented.

针对问题的病态性我们给出了线性改良算法，同时在已知某些先验几何信息情况下，分别给出了基于直线和二次曲线等几何特征的鲁棒性算法。

With the abstract theory for parabolic differential equations in Banach spaces, the free boundary problem is locally well-posed in little Hlder spaces is proved.

利用Banach空间中抛物方程的抽象理论证明此问题在little Hlder空间是局部适定的。

The FP is calculating the field distributionbased on the certain source,and it is from reason to result and always be well-posed:theexistence,uniqueness and continuous dependence of the solution are met.

根据所求问题的源、场关系不同，电磁计算问题可以分为正问题和反问题的计算。

In view of the ill-posedness of the diagnosis problem, an effective measure is adopted to make it well-posed. Then the diagnosis problem is transferred into a variational problem which is solved by a regularization method.

&流场诊断技术&是一门综合利用实验测试技术和理论计算技术，进行快速流场分析和流场评估，给出叶轮机械内部流场详细信息和流场优劣判断准则的新兴的综合技术。

The construction of the solution space for shallow-water equations on the equatorialβ?plane and the equations about the tropical circulation to heating are mainly studied. The solution method of exact solution in the analytic function class and the computational procedure to the series solution are expressed for the well-posed problem.

平面近似的浅水方程组和热源强迫的热带环流方程组，重点研究了它们的解空间构造，并给出了各种适定的定解问题在解析函数类空间中准确解的具体的求解方法，并编制程序去计算其级数解。

The existence and well-posed ness results for a class of perturbed optimization problemsin a Banach space are given, and the relationships between the strict Kolmogorov Criterionand the uniqueness elements of a sun in vector-valued function spaces are established.

本文研究Banach空间中的一类扰动优化问题的适定性和向量值函数空间中太阳集的唯一性元的严格Kolmogorov条件刻划。

And then the influence of two of the damage models, the Kachanov and the gradient-dependent constitutive equations, on the well-posed properties of the fundamental equations in continuum damage mechanics is studied according to the characteristic method of the quasi-linear partial differential equations under the case of one dimension elastic damage.

首先从非局部理论出发，推导了应变梯度损伤本构方程；然后利用一阶拟线性偏微分方程组的特征理论，在一维弹性损伤情况下分析了两种不同的本构模型，即Kachanov损伤本构方程与应变梯度损伤本构方程，对连续介质损伤力学基本方程适定性的影响。

Secondly, this work introduces the basic operating principle of mixer and several types of structures as well. Theoretical analysis of impact on performance (linearity, conversion gain, side band suppression etc.) posed by design parameters is given.

其次，介绍了混频器的工作原理及常见的电路结构，针对上混频器的电路特点，从理论上分析了电路中各部分对其性能指标（线性度、转换增益、边带抑制等）的影响，并通过图表较为直观的反映了性能指标和设计参数的关系。

Sodium citrate; calcium carbonate; calcium hydroxide; potassium bicorbonate; magnesium carbonate; ferrous sulphate; Zinc sulphate; copper sulphate; manganese sulphate; potassium iodide; sodium selenite.

柠檬酸钠；碳酸钙；氢氧化钙；碳酸氢钾；碳酸镁；硫酸亚铁；硫酸锌；硫酸铜；硫酸锰；碘化钾；亚硒酸钠。

All this to say that I'm glad filmmaking hasn't become completely ironic. I can enjoy an ironic film as much as the next person, but they usually involve a message of some sort. One that's delivered in a smirkingly clever way that requires little in the way of talent.

所有这些都是说，我很高兴电影制作没有变成完全讽刺艺术，我可以和下一个人一样享受讽刺电影的乐趣，虽然他们经常会被划归到一定级别，技术方面不需要很高的才能。