A DIRECT ALGORITHM FOR DISTINGUISHING NONSINGULAR M-MATRIX AND H-MATRIX

A DIRECT ALGORITHM FOR DISTINGUISHING NONSINGULAR M-MATRIX AND H-MATRIX

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摘要 A direct algorithm is proposed by which one can distinguish whether a matrix is an M-matrix (or H-matrix) or not quickly and effectively. Numerical examples show that it is effective and convincible to distinguish M-matrix (or H-matrix) by using the algorithm. A direct algorithm is proposed by which one can distinguish whether a matrix is an M-matrix (or H-matrix) or not quickly and effectively. Numerical examples show that it is effective and convincible to distinguish M-matrix (or H-matrix) by using the algorithm.

作者李耀堂朱艳

机构地区 Department of Mathematics

出处《Numerical Mathematics A Journal of Chinese Universities(English Series)》 SCIE 2005年第1期79-86,共8页

基金 Foundation item: This work is supported by the Science Foundations of the Education Department of Yunnan Province (03Z169A) the Science Foundatons of Yunnan University (2003Z013B).

关键词计算方法非奇M-矩阵 H-矩阵线性代数 nonsingular M-matrix, nonsingular H-matrix, direct algorithm.

分类号 O151.21 [理学—基础数学]

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Numerical Mathematics A Journal of Chinese Universities(English Series)

2005年第1期

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A DIRECT ALGORITHM FOR DISTINGUISHING NONSINGULAR M-MATRIX AND H-MATRIX

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