A counterexample to the Drury permanent conjecture

Special Matrices

Hutchinson George¹ 

[1] Department of Mathematics & Statistics, University of Guelph, Guelph, ON, Canada N1G 2W1 ;

关键词: positive semidefinite matrices;    matrix permanent;    15a15;    15b48;   

DOI  :  10.1515/spma-2017-0022

来源: DOAJ

【 摘 要 】

We offer a counterexample to a conjecture concerning the permanent of positive semidefinite matrices. The counterexample is a 4 × 4 complex correlation matrix.

【 授权许可】

Unknown