查询词典 domain

R~2 is a bounded domain with sufficiently smooth boundary T.

是平面R~2上的有界光滑区域，Γ为其边界，k∈C为波数，λ为阻尼系数。

As a result of the interpretation of the discrete random walk model,the stability and convergence of the numerical method in a bounded domain are discussed.

接下来提出求解有界区域内的Lévy-Feller对流-扩散微分方程的显式差分格式，并且利用前面随机游走模型中的结论证明了显式格式的稳定性和收敛性。

In the paper, we study the existence and eigenvalue problem of p-Laplacian equation with No flux boundary condition in a bounded domainΩ?

中文摘要：本文主要研究了R~N中有界域上p-Laplacian方程在无流边界条件下问题解的存在性及特征值问题。

Of the weaksolutions with bounded gradients to non-linear elliptic systems withdivergence structures〓(4)on bounded domain.

这种〓正则性结果在控制论等学科中有广泛的应用。

Blow-up of nonnegative radial solutions for a family of parabolic equation s in bounded domain in RN

其中a，b不同时为0直线的一般式方程能够表示坐标平面内的任何直线。

The inverse radius vector transform is applied in this paper to change the boundless space into a bounded domain,so that the finite element method can be used in computing electromagnetic fields with open boundaries.

目前，在电磁场数值分析中，有限元法得到了广泛的应用，但一般都认为有限元法适用于有界空间中的电磁场问题，这是因为对于无界空间中的电磁场问题，方法的直接应用存在着一定的困难。

CHAPTER 2 is concerned with the nonlinear hyperbolic equationswhere Ω is a bounded domain with smooth boundaryΩ.

第一章讨论如下非线性抛物型方程的初边值问题：其中Ω是R的一个多角形区域，Ω为其边界，c，p，bi，f，u0均为已知函数。

The uncertain parameters are supposed to belong to a given convex bounded polyhedral domain, entering into all the matrices of the system state-space model.

所研究的对象是同时具有状态时滞和多面体不确定性的离散时间系统。

Let D be a bounded domain in the d-fl-dimensional Euclidean space Rd.

设是d+1维欧氏空间R~d的一个有界子集。

We prove the L~1-stability of weak solutions for arbitrarily large data on multi-dimensional bounded or periodic domain or whole space.

作为研究的出发点，在第三章里，我们首先考虑弱解的L~1稳定性，通过得到关于密度梯度的新熵估计和精细的能量估计，我们可以证明逼近解的收敛性。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。