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。
This text makes the flux of numerical value of interface boundary among sub-domains reach the conservation with a kind of simpler method.
本文用了一种比较简单的方法使子分区之间的内边界数值通量达到守恒。
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。
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。
Based on transmission boundary condition, gives calculation method for value of dynamic model equation, pipeline discrete form, memory method for coefficient and difference equation.
根据输送边界条件,给出了动态模型方程的数值计算方法、管道离散格式、参数存储方法和差分方程。
The nonlinear boundary value problem of the corrugated diaphragm reduces to the nonlinear integral equations by applying the method of Green's function.
应用格林函数方法,将波纹膜片的非线性边值问题化为非线性积分方程进行求解。
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。
The calculating method using relative electrical parameters for the numerical computation of the fourth kind of boundary value problem of potential field is proposed.
本文提出了在位场第四类边值问题的数值计算中应用相对电参量的计算方法。
By using shooting method, the obtained boundary value problem is numerically solved and the equilibrium paths as well as the post buckled configurations of the deformed beam are given.
采用打靶法求解该边值问题,获得了数值意义上的精确解,给出了梁的过屈曲平衡路径及平衡构形。
The shooting method, sub and super solution method, and fixed point theorem were used to study a class of nonlinear diffusion equations with nonlocal boundary value condition in perforated domains.
利用打靶法、上下解方法和不动点定理等工具,研究有孔区域上一类具非局部边值条件的非线性扩散方程。
Use the method of boundary layer functions to study the singularly perturbed boundary value problem for a kind of third order nonlinear differential equations.
利用边界层函数法研究了一类非线性三阶微分方程的奇摄动边值问题。
The author discusses a class of general of singular boundary value problems by using the first integral method, and the necessary and sufficient condition of positive solutions was obtained.
运用首次积分法讨论了较广泛的一类常微分方程边值问题,得到了正解存在的充要条件。
In this paper we suggesst a finite element method for singular two point boundary value problems with singular solution by introducing singular basis with local support.
采用具有小支集的奇异基函数的有限元方法求解奇异两点边值问题的奇异解。
By using the transformation and the perturbation method, the nonlinear displacement equations are linearized, and the approximate boundary value problems are obtained.
利用变换和摄动法将非线性位移方程线性化,得到了近似边值问题。
In this paper, we investigate the natural boundary element method for the boundary value problem of harmonic equation in an exterior elliptic infinite sector domain.
研究了椭圆外无穷扇形区域上调和方程边值问题的自然边界元法。
By using the method of multiple scales and the comparison theorem, the asymptotic behavior of solution for the initial boundary value problem is studied.
利用多重尺度法和比较定理,研究了初始边值问题解的渐近性态。
In this paper, moment method is used to deal with the first boundary value problem of one dimensional wave equation with stochastic initial and boundary conditions.
本文使用矩方法处理了具有随机初始条件的一维波动方程的第一边值问题。
The finite element method is used to numerically solve the initial and boundary value problem of the mathematical model.
采用有限元法求解数学模型的初值、边值问题。
The paper USES reverse distance weighted method to estimate and calculate the internal dip value in the interpolation region according to the dip value of the boundary trace.
本文应用逆距离加权法从边界道的倾角值估算插值区的内部倾角值。
The computational methods of electromagnetism field boundary value problem have a few, thereinto, the conformal mapping method and Green function methods are both in common use.
电磁场边值问题的计算的方法很多,其中保角变换法和格林函数法都是比较常用的方法。
Under the spherical coordinate, the boundary value method using the along track estimates of(T/P) satellite as open boundary conditions is applied to establish tide models in the Yellow Sea.
利用球坐标系中的二维潮波方程组,以T/P卫星沿迹分析结果为开边界条件的边值法,计算了黄海中的一个四边形区域。
The boundary element method is applied to solve the three dimensional boundary value problem. The differential equations are transformed to a generalized eigenvalue problem to be solved.
运用边界元方法求解了重力场中部分充液偏置贮箱内液体晃动的三维边值问题,并将系统运动的联立微分方程组交换后化为广义特征值问题来求解。
In this paper the boundary value problem for a neutral hyperbolic differential equation is studied. A new method for judgement of oscillation solution is obtained and is spreded known results.
研究了一类中立型双曲型泛函微分方程边值问题,得到了判定解是振动的新的方法,推广了已有的结果。
In this paper, by using the fixed point index method, the authors discussed the periodic boundary value problem of first order differential systems.
摘要利用锥上的不动点指数研究了一阶非线性常微分方程组的周期边值问题。
Using the boundary-value problem of holomorphic function and method of mathematical physics, we obtained the expression of solution for above mentioned problem.
利用全纯函数的边值问题与数学物理方法,得到了此类边值问题的解的表示式。
The existence theorem of a class of periodic boundary value problems for first order nonlinear integrodifferential equations is obtained through the method of lower and upper solutions.
研究了一类纯量形式非线性积分微分方程周期边值问题,利用上下解法证明了解的存在性。
The artical introduces elementary equation, boundary and initial conditions of model of equivalent conduction heat transfer, physical property prarameters processing and the method of value solving.
介绍了等效传导传热模型的基本方程、界条件和初始条件、性参数的处理以及数值求解方法等。
In this paper, by using the fixed point index method, the authors discussed the periodic boundary value problem of first order differential systems.
利用锥上的不动点指数研究了一阶非线性常微分方程组的周期边值问题。
Finally, abnormal behaviors of network traffic can be found on time through test of adaptive boundary value method, which proves that the model is feasible and effective.
最后,通过自适应边界值方法进行检测,能够及时发现异常流量行为,说明该模型应用于网络流量预测是可行、有效的。
So far the application of method of lines is restricted to electromagnetic boundary value problems (em BVPs) in rectangular or compound rectangular regions with straight line boundaries.
到目前为止,直线法仅应用于矩形域或复合矩形域上的电磁场边值问题。
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