The number of negative entries in the square of a sign pattern matrix with nonpositive square (Q2757119)
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scientific article; zbMATH DE number 1675877
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | The number of negative entries in the square of a sign pattern matrix with nonpositive square |
scientific article; zbMATH DE number 1675877 |
Statements
1 August 2002
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upper and lower bound
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nearly reducible sign pattern matrix
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associated digraph
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negative entries
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0.9011737
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0.8765369
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0.8684685
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0.86423457
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0.8620457
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0.8591879
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The number of negative entries in the square of a sign pattern matrix with nonpositive square (English)
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