Characterization of 1-greedy bases (Q818457)
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scientific article; zbMATH DE number 5013594
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | Characterization of 1-greedy bases |
scientific article; zbMATH DE number 5013594 |
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Characterization of 1-greedy bases (English)
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20 March 2006
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The authors investigate 1-greedy bases for a real Banach space, i.e., bases for which the greedy algorithm provides the best \(m\)-term approximation. A characterization of 1-greediness is studied. The authors also give a list of open problems that arise from this article.
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Banach space
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best approximation
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greedy algorithms
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approximation error
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unconditional basis
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Haar basis
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