双对角占优矩阵的对角Schur余On Diagonal-Schur Complements for Doubly Diagonally Dominant Matrices
崔淑玉
摘要(Abstract):
根据双对角占优矩阵的Schur余仍然是双对角占优矩阵,可以猜想双对角占优矩阵的对角Schur余也仍然是双对角占优矩阵.进一步讨论了|α|=1的情形.
关键词(KeyWords): 对角占优矩阵;双对角占优矩阵;Schur余;对角Schur余
基金项目(Foundation):
作者(Author): 崔淑玉
DOI: 10.16393/j.cnki.37-1436/z.2008.02.006
参考文献(References):
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