Some new inequalities for the Hadamard product of a nonsingularM-matrix and its inverse
Zhengge Huang, Xu Zhong, Quan Lu · Linear and Multilinear Algebra · 2015
For the Hadamard product of a nonsingular -matrix and its inverse , some new inequalities for the minimum eigenvalue of are obtained, which improve some related results. Finally, numerical example is given to show that the inequalities are better than some existing ones.