摘要
给出了实对称正定矩阵与逆M-矩阵的Hadamard乘积的行列式的新下界,改进了有关逆M-矩阵上的Oppenheim不等式的结果.
The new lower bound of the determinant of Hadamard products of real positive definite matrix and inverse M matrix were given, and Oppenheim's inequality over inverse M matrix was improved.
出处
《北华大学学报(自然科学版)》
CAS
2002年第6期469-470,共2页
Journal of Beihua University(Natural Science)