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OALib Journal期刊
ISSN: 2333-9721
费用：99美元
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关于m矩阵的线性系统一个新的aor预处理方法(英文)
Keywords: 线性系统,aor迭代方法,预处理子,m-矩阵
Abstract:
本文研究m矩阵的预处理aor方法,并给出新的预处理子i+sα+sm+sδ.新的预处理子是基于系数矩阵a的上三角部分绝对值最大元素,次对角元素以及最后一列元素构建.我们证明此法将加速aor迭代速率,并通过与其他三个预处理子的比较说明新的预处理子更有效.数值例子验证了此预处理方法的有效性.
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