Nonsingularity and -matrices.
Jiří Rohn (1990)
Aplikace matematiky
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New proofs of two previously published theorems relating nonsingularity of interval matrices to -matrices are given.
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Displaying similar documents to “An application of Halls' theorems to matrices”
Nonsingularity and -matrices.
On matrices with non-positive off-diagonal elements and positive principal minors
Miroslav Fiedler, Vlastimil Pták (1962)
Czechoslovak Mathematical Journal
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The equality cases for the inequalities of Oppenheim and Schur for positive semi-definite matrices
Xiao-Dong Zhang, Chang-Xing Ding (2009)
Czechoslovak Mathematical Journal
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In this paper, necessary and sufficient conditions for equality in the inequalities of Oppenheim and Schur for positive semidefinite matrices are investigated.