A note on factorizations of singular M-matrices |
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| Authors: | I-wen Kuo |
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| Affiliation: | Department of Applied Mathematics National Chengchi University Taipei, Taiwan 116, People''s Republic of China |
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| Abstract: | Supposing that M is a singular M-matrix, we show that there exists a permutation matrix P such that PMPT = LU, where L is a lower triangular M-matrix and U is an upper triangular singular M-matrix. An example is given to illustrate that the above result is the best possible one. |
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