期刊名称：International Journal of Innovative Research in Science, Engineering and Technology
印刷版ISSN：2347-6710
电子版ISSN：2319-8753
出版年度：2016
卷号：5
期号：8
页码：15403
DOI：10.15680/IJIRSET.2016.0508174
出版社：S&S Publications
摘要：We consider the inverse of perturbed M-matrix and the effect of changing single elements inside thediagonal of M-1.The largest interval is given by which the diagonal entries of the inverse of tridiagonal M-matrices canbe perturbed without losing the property of total nonnegativity.
