Positive definiteness of Hermitian inter
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Junwei Shao; Xiaorong Hou
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Article
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2010
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Elsevier Science
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English
β 152 KB
We present a new necessary and sufficient criterion to check the positive definiteness of Hermitian interval matrices. It is shown that an n Γ n Hermitian interval matrix is positive definite if and only if its 4 n-1 (n -1)! specially chosen Hermitian vertex matrices are positive definite.