The new variational principles can fully characterize the initial-boundary-value problem of this dynamics.
这种新的变分原理能反映动力学初值-边值问题的全部特征。
In this paper, we present a new procedure for solving numerically boundary-value problems on irregular region.
本文针对边值问题在非规则区域上的数值解法提出一种新的处理方案。
Both initial and boundary-value problems, including displacement, traction and mixed boundary conditions are solved.
解决了初始和边值问题，包括位移的、曳力的和混合的边值条件。
Similar boundary-value problems are associated with expected first-exit times of the membrane potential in models of nerve.
在神经细胞模型中，关于膜电位的第一期望离开时间有类似的边值问题。
Introduces the magnetic scalar potential method solving boundary-value problems of magnetic field generated by steady electric current is introduced.
介绍了用磁标势求解稳恒电流磁场边值问题方法、步骤。
Solves the problem of boundary value on an annular crack by using the nonlocal stress solution of an axisymmetric crack problem and approximative method of series expansion.
利用已得到的三维轴对称问题的非局部弹性应力的解，采用级数近似展开的方法，求解环状裂纹的边值问题。
The ordinary differential equation singular boundary value problem is one of the most important branches of ordinary differential equations.
常微分方程边值问题是常微分方程理论研究中最为重要的课题之一。
Boundary value test is a functional test approach in common use.
边界值测试是一种常用的功能测试方法。
Boundary value analysis USES the same analysis of partitions as equivalence partitioning.
边界值分析与相等类划分使用同样的分析。
But there are some more or less "good" numerical ways to solve boundary value problems.
但是仍有或多或少的一些“好”的数值方法来解决边值问题。
Fristly the boundary value problems for the equations is formulated, and then by using the compactness principle, the existence of solutions for the above problems is proved.
先给出这些问题的提法，然后使用列紧性原理和极值原理证明了上述二阶椭圆型方程边值解的存在性和唯一性。
This is called a boundary value problem.
这是调用一个边界值的问题。
Aim To study a class of boundary value problem of hyperbolic partial functional differential equations with continuous deviating arguments.
目的研究一类具有连续偏差变元的双曲偏泛函微分方程边值问题解的振动性。
The boundary value problem of ordinary differential equations is an important domain in differential equations.
常微分方程的边值问题是微分方程的一个重要研究领域。
This paper presents mechanical quadrature methods for solving the boundary integral equations of nonlinear boundary value problems.
本文提出了解非线性边值问题的边界积分方程的高精度机械求积法。
It is meaningful to study solutions to closed boundary value problems for equations of mixed type, which is closely related to physical phenomena.
混合型方程的封闭边界值问题的解的研究是很有意义的，它与物理现象紧密联系在一起。
This paper analyzes the quasi static current field boundary value problem in inhomogeneous media with a borehole.
在这篇文章中，分析了一个具有井眼的非均匀介质中似稳电流场的边值问题。
The boundary value problem of elasticity equation is very important in both theoretical field and engineering techniques.
弹性方程的边值问题，无论是在理论上，还是在工程技术上都是很重要的问题。
This class of boundary value problems arises from the investigation for flow of sticky liquid and possesses wide application in liquid mechanics.
这一类边值问题来源于粘性液体流动的研究，在流体力学中具有广泛的应用。
By some abstract results of operator equation, the fourth order singular boundary value problem was discussed.
利用算子方程的一些抽象结果来讨论四阶奇异边值问题。
Study the initial boundary value problem of semilinear pseudoparabolic equations.
研究一类半线性拟抛物方程的初边值问题。
By using the contraction mapping principle, the boundary value problems for a second order functional difference equation are investigated.
利用压缩映照定理，研究了一个二阶泛函差分方程边值问题，得到存在和唯一性定理。
Consequently, the specific boundary value problems are provided for studying buckling and bifurcation of beams, using numerical method.
进而为应用数值方法研究梁的屈曲与分叉问题提供具体边值问题。
One class of composite boundary value problem with two displacements is discussed with integral equations.
用积分方程的方法讨论了解析函数的一类带有两个位移的复合边值问题。
This paper discusses the boundary value problem of the nonlinear wave equation with damping.
本文讨论有阻尼的非线性波方程的边值问题。
The full transformation method is used in element-free Galerkin method for solving the elliptic boundary value problems.
采用完全变换法施加本质边界条件，给出求解椭圆型边值问题的无网格伽辽金方法。
The singularly perturbed elliptic equation boundary value problem with turning point is considered.
本文讨论了具有转向点的奇摄动椭圆型方程边值问题。
These results can be applied to study the existence of the radial solutions for the elliptic boundary value problems.
这些结果能被用来研究椭圆边值问题径向对称解的存在性。
We had used height anomaly to solve the mixed boundary value problem by measuring the value of gravity of standpoint, level coordinate and height.
传统的作业方法是通过测量地球表面固定点的重力值、水平坐标和高程得到重力异常来求解混合边值问题。
Some mixed initial boundary value problems of the semiconductor equations were studied.
考虑一类半导体方程组的混合初边值问题。
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