Null spaces of correlation matrices

DOI10.1016/S0024-3795(02)00667-5zbMath1030.15024MaRDI QIDQ1399237

Wayne W. Barrett, Stephen J. Pierce

Publication date: 30 July 2003

Published in: Linear Algebra and its Applications (Search for Journal in Brave)

zbMATH Keywords

singularitiesconvex setnull spacecorrelation matrixcubic curverealizable subspace

Mathematics Subject Classification ID

Plane and space curves (14H50) Positive matrices and their generalizations; cones of matrices (15B48) Hermitian, skew-Hermitian, and related matrices (15B57)

Cites Work

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• Combinatorial properties and the complexity of a max-cut approximation
• Extremal correlation matrices
• Extreme points of a convex subset of the cone of positive semidefinite matrices
• Olga, matrix theory and the Taussky unification problem
• On a positive semidefinite relaxation of the cut polytope
• Rank inequalities for positive semidefinite matrices
• Critical Graphs for the Positive Definite Completion Problem
• A Note on Extreme Correlation Matrices
• On the Facial Structure of the Set of Correlation Matrices
• The real positive definite completion problem for a 4-cycle

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