| 四分块矩阵的求逆公式和行列式值的计算 |
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| 引用本文： | 王连成. 四分块矩阵的求逆公式和行列式值的计算[J]. 太原理工大学学报, 1998, 29(5): 539-542 |
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| 作者姓名： | 王连成 |
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| 作者单位： | 太原理工大学（中区）基础部 |
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| 摘 要： | 给出了四分块可逆矩阵在Ａ１２或Ａ２１可逆时求Ａ的逆阵Ａ＾－１及Ａ的行列式│Ａ│的方法，它可用于求某些高阶方阵的逆阵和行列式的值。
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| 关 键 词： | 矩阵 求逆 行列式 四分块 |
The Formula of Inversion Solution and Calculation of Value of Formula of Rank |
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| Wang Lianchen. The Formula of Inversion Solution and Calculation of Value of Formula of Rank[J]. Journal of Taiyuan University of Technology, 1998, 29(5): 539-542 |
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| Authors: | Wang Lianchen |
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| Affiliation: | Dep.of Basic Courses |
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| Abstract: | The paper gives the invertible matrix of four bodies.The solution to the inverse matrix A -1 of A as well as | A |,the formula of rank of A ,is obtained when A 12 or A 21 is invertible,which can be applied to inverse matrix of some square matrixes of top stage and the value of formula of rank. |
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| Keywords: | inverse matrix solution of inversion formula of rank |
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