求解复对称线性系统的一类加速GSSOR迭代法  

A Class of Accelerated GSSOR Iterative Methods for Solving Complex Symmetric Linear Systems

作　　者：邹乐乐 ZOU Lele(College of Mathematics and Physics,Wenzhou University,Wenzhou,China 325035)

机构地区：[1]温州大学数理学院,浙江温州325035

出　　处：《温州大学学报（自然科学版）》2021年第3期1-9,共9页Journal of Wenzhou University(Natural Science Edition)

摘　　要：给出一类求解复对称线性系统的加速GSSOR迭代法及其预处理格式,并进行了收敛性分析,得到了相应的最优参数等理论结果.数值实验表明了本文方法,尤其是PAGSSOR方法的有效性.This paper presents a class of accelerated GSSOR iterative methods and its preprocessing format for solving complex symmetric linear systems.The convergence is analyzed and theoretical results,such as optimal parameters,are obtained.Numerical experiments show that the method in this paper,especially the PAGSSOR method,is effective.

关 键 词：复对称线性系统 AGSSOR迭代法 PAGSSOR迭代法 最优参数 

分 类 号：O241[理学—计算数学]