A Note on Extrema of Linear Combinations of Elementary Symmetric Functions
Optimization and Control
2013-03-22 v2
Abstract
This note provides a new approach to a result of Foregger and related earlier results by Keilson and Eberlein. Using quite different techniques, we prove a more general result from which the others follow easily. Finally, we argue that the proof given by Foregger is flawed.
Cite
@article{arxiv.1103.0430,
title = {A Note on Extrema of Linear Combinations of Elementary Symmetric Functions},
author = {Alexander Kovačec and Salma Kuhlmann and Cordian Riener},
journal= {arXiv preprint arXiv:1103.0430},
year = {2013}
}
Comments
(v2) revision based on suggestions by referee