The mixed boundary value problems for complex harmonic functions;
复调和函数的混合边值问题
By using the generalized variational principles of thin plate bending problem, a numerical method is proposed for a mixed boundary value problem of circular plate.
利用弹性薄板的广义变分原理和双调和方程的特解序列,提出了一种求解圆板混合边值问题的数值方法。
In this paper, we investigate the following mixed boundary value problem of an elliptic systems:δ2△u=2u(V+g1(u)△α1),δ2△w=w(-V+g2(w2)-α2),-λ2△V=u2-w2-C,u=u0,w=w0,V=V0 on ΓD,u/ν=w/ν=V/ν=0 on ΓN.
研究了下列椭圆方程组的混合边值问题:δ2△u=2u(V+g1(u)△α1),δ2△w=w(-V+g2(w2)-α2),-λ2△V=u2-w2-C,u=u0,w=w0,V=V0 on ΓD,u/ν=w/ν=V/ν=0 on ΓN。
Three basic inequalities about the local C~1 solution to the corresponding linear mixed initial-boundary value problem are got first,the existence and uniqueness of semi-global C~1 solution to this mixed initial-boundary value problem are proved.
针对系数和右端项含有未知数x,右端含有已知函数的微分项,且具有零特征的一类形式更广泛的拟线性双曲型方程组的混合初边值问题,对其相应的线性混合初边值问题的局部C1解得到了三个基本估计式,在此基础上,利用迭代法,得到了该混合初边值问题局部C1解的存在唯一性。
The mixed initial-boundary value problem for a kind of the first order quasilinear hyperbolic system with nonlinear boundary conditions in a half-unbounded domain ｛(t,x)｜t≥0,x≥0｝ is considerded.
考虑半无界区域{(t,x)|t≥0,x≥0}上的一类拟线性双曲型方程组的混合初边值问题。
In the second part,as a basis of further study,we prove the existence and uniqueness of semi-global C~2 solution to general second order quasilinear hyperbolic equations,based on the theory of the semi-global C~1 solution to the mixed initial-boundary value problem for first order quasilinear hyperbolic systems.
第二部分,作为下一步研究精确边界能控性的基础,在一阶拟线性双曲组混合初边值问题半整体C~1解理论的基础上,对一般二阶拟线性双曲型方程建立半整体C~2解的理论。
The existence and the life span of solutions to some mixed initial-boundary value problems are also investigated.
本文以a(u)=1/mu~m(m∈R)为模型，讨论一维拟线性抛物方程u_t=(a(u))_(xx)的初值问题和几类混合初-边值问题的解关于初值和方程的非线性性质(m值的大小)的连续依赖性，也讨论几类混合初-边值问题解的存在性以及解的生命跨度。
Symplectic Difference Format of Elasticity Problems with Mixed Boundary;
弹性力学混合边界问题的辛差分格式
THE EXISTENCE AND UNIQUENESS OF POSITIVE SOLUTION TO Δu+ a(x)g(u)=0 EQUATION WITH MIXED BOUNDARY;
方程Δu+a(x)g(u)=0的混合边界问题的正解存在唯一性讨论
ON DIRICHLET BOUNDARY VALUE PROBLEMS OF MIXED-TYPE EQUATIONS
混合型方程组的Dirichlet边界值问题(英文)
Natural Boundary Element Method for the Geodetic Mixed Boundary Value Problems
大地测量混合边值问题的自然边界元解法
Legendre-Tau method for a one-dimensional free boundary problem with mixed boundary condition
带混合边界条件的单相自由边界问题的Legendre-Tau方法
On Solutions to Closed Boundary Value Problems for Equations of Mixed Type
一类混合型方程的封闭边界值问题的解的研究
Exact Boundary Controllability for a Class of Nonlocal Mixed Initial-Boundary Value Problem of Quasilinear Hyperbolic Systems;
拟线性双曲组一类非局部混合初—边值问题的精确边界能控性
In this paper, we consider mixed boundary problem of P-laplacian equations in a bounded domain of RN.
研究空间中有界区域混合边值问题的正解存在唯一性。
Research on the Finite-element Method and Boundary-element Method and Their Hybrid Methods in Electromagnetic Scattering Problems;
电磁散射问题中有限元法和边界元法及其混合技术研究
A Hybrid Finite Element-Boundary Integral Method for Electromagnetic Scattering Problems;
有限元—边界积分混合方法在电磁散射问题中的应用
Method of fitting boundary with pre-meshed grid lines for undefined boundary problems
不确定性边界问题的预网格剖分边界拟合方法
The analytical approximate solution for Marangoni convection in a liquid layer with coupled boundary conditions
边界耦合的Marangoni对流边界层问题的近似解析解
On Helmholtz Equation with Mixed Boundary Conditions
Helmholtz方程的一类混合边值问题的研究
The Coupling of Natural Boundary Element and Mini Element for the Stokes Problem on Unbounded Domains
无界区域上Stokes问题的自然边界元与Mini元耦合法
The semiboundless mixed problem of the fractional diffusion equation with the third kind nonhomogeneous boundary condition is studied.
研究了一维半无界分数阶扩散方程具有第三类非齐次边条件的混合问题.
In this paper, the method of thc travelling wave is applied to derive a solving formula of the mixcd problems for the wave equation onahalf straight line under the third boundary condition.
本文用传播波法得到了半直线上第三类边界条件下波动方程混合问题的求解公式。
In this paper, Laplace transform is applied to solve a solution of mixed question which satisfies the second boundry condition of the wave equation.
本文应用拉普拉斯变换，求出了一个波动方程第二边界条件的混合问题的解。
MIXED INITIAL BOUNDARY VALUE PROBLEM OF THE SEMICONDUCTOR EQUATION AFFECTED BY A MAGNETIC FIELD
考虑磁场影响时半导体方程的混合初边值问题