偏微分方程数值方法,积分方程法,课程3:离散收敛理论(PDF)。
Numerical Methods for PEDs, Integral Equation Methods, Lecture 3: Discretization Convergence Theory (PDF).
该方法可以自动实现多特征的离散化操作,并且收敛到预设的冲突水平上。
The new method can realize the discretization of multiple features and converge to the preset conflict level.
离散参数集值上鞅的收敛性已有诸多学者研究过。
The convergence with discrete parameter of set-valued supermartingale had been investigated by many scholars.
其收敛性的证明是依据其渐近扩散展开式,在边界层上得到的误差估计逼近其离散纵标方法的解。
Our proof of the convergence is based on an asymptotic diffusion expansion and requires error estimates on a matched boundary layer approximation to the solution of the discrete-ordinate method.
离散时间收敛系统是研究离散时间线性模型渐近理论的重要工具。
Discrete time convergence system is an important tool for investigating the asymptotic theory of linear model in discrete time.
给出了此方法的全离散格式,并分析了该全离散格式的收敛性。
A fully-discrete scheme is given and the convergence of the scheme is analyzed.
卡尔曼滤波用于线性离散随机系统具有非常好的收敛性和滤除高频噪声的能力。
Kalman filter used in linear discrete stochastic system has good convergence and the ability to remove high frequency noises.
提出一种关于求解常微线性系统的离散波形松驰方法的新的加速收敛技巧。
In this paper a new technique for acceler at ion of convergence of discretized waveform method is proposed for solving ordinary linear differential systems.
首先给出了一种三阶线性跟踪微分器的结构形式,然后从连续和离散两个方面证明了其收敛性,为其实际应用提供了理论依据。
A third-order Tracking differentiator is presented, then it's convergence is proved from two aspects-continuity and discrete, and which is a theoretic base for its application.
针对非结构化网格上迭代收敛速度会逐渐减慢的特点,引入了多重网格求解技术,采用了其中效率较高的代数多重网格方法对离散方程进行求解。
To overcome the reduced convergence speed of iteration method, multigrid method is introduced and algebraic multigrid is adopted to solve discretized equations because of its higher effectiveness.
本文研究了一类二元离散人工神经网络模型的解的收敛性及周期解的存在性等动力学特征。
This thesis has studied the dynamic features of a class of the discrete-time neural network model of two neurons, such as the convergence and periodicity and etc.
分析了离散时间线性系统模型参数估计误差的收敛性和收敛速度,对参数估计误差服从渐近正态分布的一些条件进行了讨论。
The convergent property and convergent rate of parameter estimation error are analyzed . Some sufficient conditions are given to guarantee the asymptotic normality of parameter estimation error.
通过对高阶离散函数的一些精致估计,为高次矩形元的最佳超收敛性研究提供了有力的工具。
By fine estimate for high order discrete Green function, it is more convenient to study the optimal super-convergence of high order rectangular finite element.
针对多指手爪的非线性影响,提出了一种位置离散学习控制方法,并给出了这种方法的收敛性定理。
To overcome the nonlinear effects, the discrete learning control strategy is presented. The convergence theorem is also given.
讨论一类可数离散半群上概率测度卷积幂的弱收敛性,主要结果是利用局部群化的观点给出了概率测度卷积幂弱收敛的一个充分条件。
The main result is that we get a sufficient condition for the weak convergence of convolution powers of probability measures, by using the method of local grouplization.
针对复杂区域中流动计算的SIMPLE算法,在选用不同的速度分量作为求解变量和离散体元的界面速度时,进行了算法收敛速度及收敛准确性的对比分析。
With the choices of dependant variables and cell face velocity, the convergency speed and computational accuracy of SIMPLE algorithm employed in the computation of complex flows are analyzed.
采用极坐标方程,计算圆弧型和径向线加圆弧型的叶型重心联线;对径向平衡方程的离散方式、迭代方向、迭代方式和迭代收敛准则进行改进。
The computation of mass center line in the arc and radial line with arc type is made by using the polar equation of circular.
采用极坐标方程,计算圆弧型和径向线加圆弧型的叶型重心联线;对径向平衡方程的离散方式、迭代方向、迭代方式和迭代收敛准则进行改进。
The computation of mass center line in the arc and radial line with arc type is made by using the polar equation of circular.
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