Barrett, Wayne; Hall, H. Tracy; Loewy, Raphael The inverse inertia problem for graphs: Cut vertices, trees, and a counterexample. (English) Zbl 1175.05032 Linear Algebra Appl. 431, No. 8, 1147-1191 (2009). MSC: 05C05 05C50 15A03 15B57 PDFBibTeX XMLCite \textit{W. Barrett} et al., Linear Algebra Appl. 431, No. 8, 1147--1191 (2009; Zbl 1175.05032) Full Text: DOI
Barrett, Wayne; Hall, H. Tracy; Loewy, Raphael The inverse inertia problem for graphs. arXiv:0711.3049 Preprint, arXiv:0711.3049 [math.CO] (2007). MSC: 05C05 05C50 15A03 15A57 BibTeX Cite \textit{W. Barrett} et al., ``The inverse inertia problem for graphs'', Preprint, arXiv:0711.3049 [math.CO] (2007) Full Text: arXiv
Barrett, Wayne; Hall, H. Tracy; Loewy, Raphael The cone of class function inequalities for the \(4\)-by-\(4\) positive semidefinite matrices. (English) Zbl 1024.15008 Proc. Lond. Math. Soc., III. Ser. 79, No. 1, 107-130 (1999). MSC: 15B48 15A15 15A45 PDFBibTeX XMLCite \textit{W. Barrett} et al., Proc. Lond. Math. Soc. (3) 79, No. 1, 107--130 (1999; Zbl 1024.15008) Full Text: DOI
Barrett, Wayne; Hall, H. Tracy; Loewy, Raphael A nonpolyhedral cone of class function inequalities for positive semidefinite matrices. (English) Zbl 0959.15025 Linear Algebra Appl. 302-303, 535-553 (1999). Reviewer: Ali-Akbar Jafarian (West Haven) MSC: 15B48 15A45 15A15 PDFBibTeX XMLCite \textit{W. Barrett} et al., Linear Algebra Appl. 302--303, 535--553 (1999; Zbl 0959.15025) Full Text: DOI