查询词典 boundary value problem

The existence of three positive solutions for boundary value problem of third order differential equation is studied.

证明了几个新的最大值原理，并利用这几个新的最大值原理证明了两类三阶微分方程边值问题解与正解的存在性。

A new efficient method of numerical iteration solution to the boundary value problem was put forward.

结合航天飞机和飞马火箭的制导律，进行了制导技术的开发，提出了一种新的基于该控制律的火箭真空段运动的多变量边值问题的有效数值迭代解法。

We research the singularity of linear boundary value problem by making use of localizabledistinguishing feature of wavelet.

我们利用小波具有良好的局部化特点来研究线性边值问题的奇异性，提出了改进的小波配点法。

In this paper we will study the uniqueness of weak solutions of the first boundary value problem for a degenerate parabolic equation.

本文研究了一类具有退化性的抛物型偏微分方程的第一边值问题的弱解的唯一性。

This paper concerns with the initial and boundary value problem for a nonlinear diffusion equation with degeneracies.

研究具退化性的一类非线性扩散方程的初边值问题。

In this paper a two2point boundary value problem for a system of singularly perturbed ordinary differential problems is considered.

讨论奇摄动常微分方程系统的二点边界值问题，这是奇摄动问题中较难的部分。

Thus there has been an increased interest in studying theexistence and multiplicity of periodic boundary value problem.

因而受到人们广泛的关注，发展和解决这类问题的一些有效的方法如Lyapunov泛函方法，不动点和范数形式的锥拉伸锥压缩不动点定理等。

The meshless method for a kind of semi-linear elliptic boundary value problem is discussed.

讨论了一类半线性椭圆边值问题的无网格方法。

At last we apply the results to a kind of fourth order elliptic boundary value problem and Duffing equation.

最后我们将所得结论应用到一类四阶椭圆型微分方程和Duffing方程，给出了它们的解存在唯一的一些结果。

It is applied to solve the boundary value problem of fiber optics.

作为一个例，应用于光纤光学，导出了受导简正模和辐射模的表达式，以及各模式的强度分布。

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。