A Kolmogorov type criterion for the best approximating operator (Q1332024)
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scientific article; zbMATH DE number 635701
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | A Kolmogorov type criterion for the best approximating operator |
scientific article; zbMATH DE number 635701 |
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A Kolmogorov type criterion for the best approximating operator (English)
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26 September 1994
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The author presents two theorems regarding the best approximating operator. His first theorems is equivalent to the well-known Kolmogorov theorem (in the real-valued version), which characterizes the best approximation element. He also gives several examples of the practical use of his theorems.
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Kolmogorov theorem
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0.9026922
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0.8909039
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0.88845575
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0.8827809
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