Two lower estimates in greedy approximation (Q1423641)
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scientific article; zbMATH DE number 2051468
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | Two lower estimates in greedy approximation |
scientific article; zbMATH DE number 2051468 |
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Two lower estimates in greedy approximation (English)
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7 March 2004
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Given an arbitrary Hilbert space with a denumerable orthonormal basis, the authors construct two examples providing lower estimates for the rate of convergence of the pure Greedy algorithm and of the weak Greedy algorithm, respectively.
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