Topics on a generalization of Gershgorin
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F.O. Farid
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Article
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1998
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Elsevier Science
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English
β 933 KB
We construct two classes of 3 Γ 3 and 4 Γ 4 real symmetric matrices, and establish sufficient conditions for the spectrum of a matrix A in each class to be disjoint from its kth order Gershgorin region. This provides a partial answer to a question raised by Newman and Thompson. The problem of provid