查询词典 iterative method for eigenvalue problems

Inverse M-matrices often occur in relation to systems of linear or non-linear equations or eigenvalues problems in a wide variety of areas including finite difference methods for partial differential equations, input-output production and growth model in economics, iterative methods in numerical analysis, and Markov processes in probability and statistics.

其中包括偏微分方程的有限差分法、经济中的投入产出和增长模型、数值分析中的迭代法以及概率论和数理统计中的马尔可夫过程。

Finally, we have also discussed the application problems of the iterative learning control on robot systems.

最后，我们还讨论了迭代学习控制方法在机器人系统中的应用问题。

The classic iterative ones need special characters of the coefficient matrix; CG has over linear convergence, but the coefficient matrix is positive definite; Krylov subspace ones can deal with non-symmetric linear systems, but sometimes it must face"collapse"problems.

经典迭代法的收敛需要由系数矩阵的一些特定性质来保证；共轭梯度法具有超线性收敛性，但是系数矩阵必须是正定矩阵；Krvlov子空间法可用于非对称矩阵问题，但可能出现崩溃现象。

Especially for multifrequence problems, both the order for the approximation of nonlinear functions and the iterative numbers for neural network learning will be decreased by several times.

利用这种新方法可以直接分析、辨识线性系统、双线性系统的稳定性和未知参数，并可直接求取性能指标下的最优控制律。

First, the paper proves the well-posedness of the encryption and decryption problems, which provides theoretical bases for experiments of encryption and decryption; Then presents a fast iterative algorithm, which is proposed based on the special sparse structure of the coefficient matrix of the two-dimensional C-N difference scheme, and successfully experiments on images encryption and decryption; At the end, the security of the methods of images encryption and decryption based on the two-dimensional Pseudo -parabolic Partial Differential Equation is experimented and discussed particularly.

首先证明了基于二维连续模型的加、解密问题是适定的，为加、解密实验提供了理论依据；然后根据模型的二维C-N格式系数矩阵的特殊稀疏结构，给出快速迭代求解算法，并成功地进行了图像加、解密的数值试验；最后对基于二维伪抛物型方程的图像加、解密方法的安全性进行了详细的试验讨论。

Using the resolvent operator technique, we establish the equivalence between the generalized set-valued quasi variational inclusions in Banach spaces and the fixed point problems, and some perturbed iterative algorithms, prove that its proximate solution converges to its exact solution in real Banach spaces.

利用这种等价性，建立了一些摄动迭代算法，并证明了近似解序列强收敛于精确解。

Press and ramp rolling problems are simulated by programming written. Meanwhile the influence of the number of scattered nodes and iterative steps to the results\\\\\\\ accuracy is discussed.

编程对压印和斜扎两个塑性成形过程进行了模拟研究，讨论了离散节点数目和迭代步数对计算精度的影响。

In the first part of this article, a new class of set-valued variational inclusion problem in Banach spaces was introduced and some new type of iterative algorithms for solving the problems are studied.

本文在第一部分提出了Banach空间中一类新的广义集值变分包含问题，并采用一种新的算法讨论了其解的存在性。

Chapter one: this chapter discuss mainly about the astringency of several deformed Newtons iterative methods and their application in solution of non-differentiable problems.

第一章：主要讨论了几种变形Newton迭代的收敛性问题，以及它们在求解不可导方程中的应用。

The description methods of natural scenery was studied based on fractal, that is, recursive method, L-system method, IFS and IFS description method was put forward based on sine or cosine. This method overcomes angularity and consistency of recursive method, L-system method and IFS, and the variety of fractal sculpting consequence can be added and the basis for the later research and the application was provided.

对基于分形的描述自然景物方法，即递归洪、L-系统法、IFS法进行了分析研究，在此基础上，提出基于正余弦的IFS描述法，该方法克服了递归法、L-系统法、IFS法等描述方法的生硬性和一律性，增加了分形造型结果的多样性，为以后的深入研究和应用提供了依据。

The teacher likes the honeymouthed little girl very much.

老师很喜欢这个嘴甜的小姑娘。

Mr. Notker Bien's interests are traveling, spending quality time with the family and long-distance-running.

诺特卡·柏恩先生热爱旅游，长跑，以及和家人一起共度美好时光。