Article ID | Journal | Published Year | Pages | File Type |
---|---|---|---|---|
4601566 | Linear Algebra and its Applications | 2010 | 7 Pages |
Abstract
In this paper, we provide some characterizations of inverse M-matrices with special zero patterns. In particular, we give necessary and sufficient conditions for k-diagonal matrices and symmetric k-diagonal matrices to be inverse M-matrices. In addition, results for triadic matrices, tridiagonal matrices and symmetric 5-diagonal matrices are presented as corollaries.
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