1. The equality cases for the inequalities of Oppenheim and Schur for positive semi-definite matrices Creator: Zhang, Xiao-Dong and Ding, Chang-Xing Format: bez média and svazek Type: model:article and TEXT Subject: Oppenheim's inequality, Schur's inequality, positive semidefinite matrix, and Hadamard product Language: English Description: In this paper, necessary and sufficient conditions for equality in the inequalities of Oppenheim and Schur for positive semidefinite matrices are investigated. Rights: http://creativecommons.org/publicdomain/mark/1.0/ and policy:public