Comments on "Explicit criterion for the positive definiteness of a general quartic form"

Fei Wang; Liqun Qi

doi:10.1109/TAC.2005.843851

Comments on "Explicit criterion for the positive definiteness of a general quartic form"

Fei Wang
, Liqun Qi

Research output: Journal article publication › Journal article › Academic research › peer-review

45 Citations (Scopus)

Abstract

The purpose of this note is to point out that the result in the above paper is incomplete, and to give a complete and improved result.

Original language	English
Pages (from-to)	416-418
Number of pages	3
Journal	IEEE Transactions on Automatic Control
Volume	50
Issue number	3
DOIs	https://doi.org/10.1109/TAC.2005.843851
Publication status	Published - 1 Mar 2005

Keywords

Positive definiteness
Quartic polynomial
Roots

ASJC Scopus subject areas

Control and Systems Engineering
Electrical and Electronic Engineering

More information

10.1109/TAC.2005.843851

Cite this

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abstract = "The purpose of this note is to point out that the result in the above paper is incomplete, and to give a complete and improved result.",

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AU - Qi, Liqun

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N2 - The purpose of this note is to point out that the result in the above paper is incomplete, and to give a complete and improved result.

AB - The purpose of this note is to point out that the result in the above paper is incomplete, and to give a complete and improved result.

KW - Positive definiteness

KW - Quartic polynomial

KW - Roots

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U2 - 10.1109/TAC.2005.843851

DO - 10.1109/TAC.2005.843851

M3 - Journal article

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Comments on "Explicit criterion for the positive definiteness of a general quartic form"

Abstract

Keywords

ASJC Scopus subject areas

More information

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