| Sherman—Morrison公式的一个推广 |
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| 引用本文： | 李勇.Sherman—Morrison公式的一个推广[J].辽宁工程技术大学学报(自然科学版),1993(2). |
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| 作者姓名： | 李勇 |
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| 作者单位： | 阜新矿业学院数学教研室 |
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| 摘 要： | Sherman—Morrison公式的条件,历史上被表述为充分条件,本文指出它的必要性,同时给出另,一等价条件且将公式中所及向量推广到矩阵。
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| 关 键 词： | 分块矩阵 广义高斯消去法 |
The Extension of Sherman -Morrison Formula |
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| Li Yong.The Extension of Sherman -Morrison Formula[J].Journal of Liaoning Technical University (Natural Science Edition),1993(2). |
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| Authors: | Li Yong |
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| Abstract: | The condition of the formula of Sherman-Morrison is historically expressed as suficient condition. In this paper,its necessity is pointed out,and an other eguivalent condition is given and the vectors in the formula is extended to matrix . |
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| Keywords: | partitioning of matrices gauss elimination method |
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