计算数学  

出　　处：《中国学术期刊文摘》2008年第1期21-23,共3页Chinese Science Abstracts(Chinese Edition)

摘　　要：关于小指数对称本原矩阵的刻画；GMRES（m）算法在离散不适定问题中的应用；一种求解平面旅行商问题的新算法—绕中心周游法；伪随机数实现及变换方法研究；LSE的稳健性；鱼类游动的N-S方程数值模拟；均匀棒纯纵向运动方程的半离散有限元方法；黄河水流问题的数值模拟；聚合物熔体前沿追踪的；The characterization of symmetric primitive matrix with small exponent;Application of GMRES（m） algorithm for discrete Ⅲ-posed problems;A new algorithm for solving plane travelling salesman problem： Travelling-around-the-center method;Study on realization and wans-form of the pseudo-random number;Robusmess of the least squares estimation;N-S equations numerical simu-lation of swing of fish;Semi-discrete finite element method for purely longtudinal motion of a humoge-neous bar;Finite difference-streamline diffusion method for shallow water equations;Study of Level Set method for front tracking of polymer melt;Oscillation for a class of nonlinear nonautonomous difference equations;Fully discrete scheme and error estimate for the purely longtudinal motion equation of a homogeneous bar;An implicit approximation for the Caputo fractional reaction-dispersion equation.

关 键 词：GMRES(m)算法 计算数学 半离散有限元方法 对称本原矩阵 数值模拟 不适定问题 旅行商问题 N-S方程 

分 类 号：O241.6[理学—计算数学] O24[理学—数学]