Unit vectors with nonnegative inner products and Kruskal's conjecture (Q1117295)
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scientific article; zbMATH DE number 4091676
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | Unit vectors with nonnegative inner products and Kruskal's conjecture |
scientific article; zbMATH DE number 4091676 |
Statements
Unit vectors with nonnegative inner products and Kruskal's conjecture (English)
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1989
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A lower bound for the norm of the sum of n unit vectors in \(R^ d\) having mutually nonnegative inner products is given; the case for which equality holds is characterized.
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unit vectors with nonnegative inner products
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Kruskal's conjecture
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norm inequalities
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0.8724986
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0.85633785
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0.85382164
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0.85111886
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0.8481041
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