The extreme rays of the \(5 \times 5\) copositive cone

DOI10.1016/j.laa.2012.04.017zbMath1259.15045OpenAlexW2203301234MaRDI QIDQ445811

Roland Hildebrand

Publication date: 27 August 2012

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

Full work available at URL: https://doi.org/10.1016/j.laa.2012.04.017

zbMATH Keywords

nonnegative matrixextremal rayscopositive matricespositive semi-definite matrixcopositive cone

Mathematics Subject Classification ID

Positive matrices and their generalizations; cones of matrices (15B48) Canonical forms, reductions, classification (15A21)

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Cites Work

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• Geometry of the copositive and completely positive cones
• The difference between \(5\times 5\) doubly nonnegative and completely positive matrices
• Extrémales du cône des matrices de type non négatif, à coefficients positifs ou nuls
• On copositive matrices with -1, 9, 1 entries
• Extreme copositive quadratic forms
• Extreme copositive quadratic forms. II
• Some NP-complete problems in quadratic and nonlinear programming
• Completely positive matrices of order five

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