Determinant Inequalities for Positive Definite Matrices Via Diananda’s Result for Arithmetic and Geometric Weighted Means

In this paper we prove among others that, if (Aj)j=1,...,m are positive definite matrices of order n ≥ 2 and qj ≥ 0, j = 1, ..., m with ∑j=1mqj=1$$\sum\nolimits_{j = 1}^m {{q_j} = 1} $$, then 0≤11−mini∈{1,…,m}{qi}×[∑​i=1mqi(1−qi)[det(Ai)]−1−2n+1∑​1≤i<j≤mqiqj[det(Ai+Aj)]−1]≤∑​i=1mqi[det(Ai)]−1−[de...

Full description

Bibliographic Details
Main Author: Dragomir Silvestru Sever
Format: Article
Language:English
Published: Sciendo 2023-05-01
Series:Annals of the West University of Timisoara: Mathematics and Computer Science
Subjects:
Online Access:https://doi.org/10.2478/awutm-2023-0003