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《计算数学:英文版》
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2006年5期
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MODIFIED NEWTON'S ALGORITHM FOR COMPUTING THE GROUP INVERSES OF SINGULAR TOEPLITZ MATRICES
MODIFIED NEWTON'S ALGORITHM FOR COMPUTING THE GROUP INVERSES OF SINGULAR TOEPLITZ MATRICES
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摘要
牛顿的重复为单个Toeplitz矩阵的组逆的计算被修改。在每次重复,重复矩阵被一个矩阵与一个低排水量等级接近。因为重复矩阵的排水量结构,涉及牛顿的重复的thematrix向量增加能高效地被做。我们证明修改牛顿重复的集中仍然是很快的。数字结果被介绍表明建议方法的快集中。
DOI
rj8v9pl940/478258
作者
Jian-feng Cai;Michael K. Ng;Yi-min Wei
机构地区
不详
出处
《计算数学:英文版》
2006年5期
关键词
牛顿迭代
群逆转
TOEPLITZ矩阵
位移秩
分类
[理学][计算数学]
出版日期
2006年05月15日(中国期刊网平台首次上网日期,不代表论文的发表时间)
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来源期刊
计算数学:英文版
2006年5期
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相关关键词
牛顿迭代
群逆转
TOEPLITZ矩阵
位移秩
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