A generalization of \(A\circ A^{-1}\geq I\) (Q1104381)
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scientific article; zbMATH DE number 4055790
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | A generalization of \(A\circ A^{-1}\geq I\) |
scientific article; zbMATH DE number 4055790 |
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A generalization of \(A\circ A^{-1}\geq I\) (English)
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1987
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A theorem about the Schur product of matrices in block form which contains, as a particular case, the inequality \(A\circ A^{-1}-I\geq 0\) [cf. \textit{M. Fiedler}, Math. Nachr. 23, 197-199 (1961; Zbl 0111.015)].
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matrix inequality
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Schur multiplication
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Schur product
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