Positivity criteria generalizing the leading principal minors criterion
Representation Theory
2007-09-18 v1
Abstract
For each Hermitian matrix, we prove that instead of the leading principal minors some of their sums can be used in the leading principal minors criterion and in other inertia problems.
Keywords
Cite
@article{arxiv.0709.2458,
title = {Positivity criteria generalizing the leading principal minors criterion},
author = {Vyacheslav Futorny and Vladimir V. Sergeichuk and Nadya Zharko},
journal= {arXiv preprint arXiv:0709.2458},
year = {2007}
}
Comments
9 pages