查询词典 boundary value problem

This paper deals with certain kind of parabolic boundary value problem with equiv-alued sur...

本文主要是对一类具有薄层区域的抛物型方程等值面边界问题进行了探讨，并且研究了解的存在性、唯一性及其极限性态。

The article deals with the discontinuous boundary value problem for nonlinear elliptic complex equations of second order.

讨论了二阶非线性椭圆型方程在多连通区域上的间断边值问题。

First, we prove the existence and uniqueness of the global solution to the initial boundary value problem for the stochastic equation.

一方面，我们证明这一随机方程初边值问题的整体解的存在、唯—性。

The existence of positive solutions for singular fourth order three-point boundary value problem was investigated.

1引言及预备知识二阶三点边值问题的研究是一个很重要的领域，最近几年的研究也很多。

Circular accelerator ; equilibrium orbit ; two-point boundary value problem ; non-linear differential equation

圆形加速器；平衡轨道；二点边值问题；非线性微分方程

VOF equation use Lax-Wendroffgeshi scheme with precision of two steps. Pressure of host field is turned into initial-boundary value problem of variable coefficient parabolic equation on regular border. We utilize implicit difference method to solve it.

VOF方程的离散求解使用Lax-Wendroffgeshi格式，这种格式具有二阶精度；主场压力的求解转化为固定边界上变系数抛物型方程的初边值问题，采用隐式差分格式。

For the generalized boundary value problem a complete set of baundary integral equations and the relevant numerical scheme are established.

在此基础上，建立了适用于弹性地基板广义边值问题的边界积分方程组，最后文中给出了若干数值算例。

Secondly in§3.2 ,firstly we prove a new fixed point theorem on Banach space,and study the Sturm-Liourille boundary value problem with the theorem and some properities of concave function, then the existence of three positive solutions is gotten.

第二节，先证明一个新的锥上不动点定理，再利用此定理及凹函数的性质来研究边值问题，得到了三个正解的存在性。

To illustrate the procedure and to lend concreteness to the ideas expressed in this section, a specific boundary-value problem is studied

为了说明方法和对本节所表示的概念的具体化，将研究一个特殊的边界值问题。

In section 3, we investigate the boundary value problem to linear time-varying singular system with rank-changing to E by employing equivalent decomposite method.

第四部分利用Green函数矩阵法研究了具脉冲的测度型广义系统边值问题解的结构。

And Pharaoh spoke to Joseph, saying, Your father and your brothers have come to you.

47：5 法老对约瑟说，你父亲和你弟兄们到你这里来了。

Additionally, the approximate flattening of surface strip using lines linking midpoints on perpendicular lines between geodesic curves and the unconditional extreme value method are discussed.

提出了用测地线方程、曲面上两点间短程线来计算膜结构曲面测地线的方法，同时，采用测地线间垂线的中点连线和用无约束极值法进行空间条状曲面近似展开的分析。