摘要
利用矩阵回路给出拟对角占优矩阵与非奇异 M-矩阵的判定条件 ,改进和推广相关文献的结果 .
Some sufficient conditions for a matrix to be a quasi diagonally dominant matrix and some criteria for a matrix to be a nonsingular M matrix are obtained.The known results in the relevant reference were improved and generalized by these results.
出处
《广西科学》
CAS
2002年第4期256-258,共3页
Guangxi Sciences
基金
云南省自然科学基金资助项目 (2 0 0 0 A0 0 0 1-1M)
云南省教育厅科研基金资助项目 (991112 6)
