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矩阵块对角占优性的推广与应用

Generalization of Block Diagonal Dominance for Matrices and Its Application
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摘要 引进了拟块有向边覆盖对角占优矩阵概念,给出了新的矩阵非奇异判定定理和特征值分布定理. We introduced the concept of block directed edge cover diagonal quasi dominant matrix, obtained a new nonsingularity criteria for matrices and distribution theorem on eigenvalues of matrix.
作者 杜宇辉
出处 《北华大学学报(自然科学版)》 CAS 2005年第5期389-391,共3页 Journal of Beihua University(Natural Science)
关键词 分块矩阵 有向图 拟块有向边覆盖对角占优矩阵 非奇异 特征值 Partitioned matrices Directed graph Block directed edge cover diagonal quasi dominant matrices Nonsingular matrices Eigenvalues
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