Approximation of functions in \(L_2\) metric with the Laguerre weight (Q1406382)
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scientific article; zbMATH DE number 1974827
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | Approximation of functions in \(L_2\) metric with the Laguerre weight |
scientific article; zbMATH DE number 1974827 |
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Approximation of functions in \(L_2\) metric with the Laguerre weight (English)
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4 September 2003
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Let \(f(x_1,x_2)\) be a real measurable function on \(\mathbb R_+^2\). The author gives without proof assertions on the best approximation of the function \(f\) by algebraic polynomials in the space \(L_2(\mathbb R_+^2, e^{-x_1-x_2})\).
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Laguerre weight
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function approximation in the metric \(L_2\)
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