| 一类o-对称矩阵的3种分解 |
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| 引用本文： | 郭伟.一类o-对称矩阵的3种分解[J].重庆工商大学学报(自然科学版),2012,29(8):22-25. |
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| 作者姓名： | 郭伟 |
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| 作者单位： | 重庆工商大学数学与统计学院,重庆,400067 |
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| 摘 要： | 给出o-对称矩阵概念及结构,研究其中一类o-对称矩阵的LDU分解和Cholesky分解及三对角分解,给出了分解公式,得到一些新结果,据此可大大减少这类矩阵的LDU分解和Cholesky分解及三对角分解的计算量和存储量.
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| 关 键 词： | o-对称矩阵 LDU分解 Cholesky分解 三对角分解 |
Three Kinds of Decompositions for a Class of o-symmetry Matrix |
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| GUO Wei.Three Kinds of Decompositions for a Class of o-symmetry Matrix[J].Journal of Chongqing Technology and Business University:Natural Science Edition,2012,29(8):22-25. |
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| Authors: | GUO Wei |
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| Institution: | GUO Wei(School of Mathematics and Statistics,Chongqing Technology and Business University,Chongqing 400067,China) |
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| Abstract: | This paper gives concept and structure of o-symmetry matrix,studies LDU decomposition,choresky decomposition and triple diagonal decomposition of a class of o-symetry matrix,propose its decomposition formula,and obtains some new conclusions,which can largely reduce the calculation and storage quantity of the three kinds of decompositions of this class of matrix. |
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| Keywords: | o-symmetry matrix LDU decomposition Cholesky decomposition triple diagonal decomposition |
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