Generalized Gaussian quadrature formulas (Q1085355)
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scientific article; zbMATH DE number 3981737
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | Generalized Gaussian quadrature formulas |
scientific article; zbMATH DE number 3981737 |
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Generalized Gaussian quadrature formulas (English)
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1986
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Existence and uniqueness of canonical points for best \(L_ 1\)- approximation from an extended Chebyshev system, by Hermite interpolating polynomials with free nodes of preassigned multiplicities, are proved. The results generalize results on multiple node Gaussian quadrature formulas.
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canonical points
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best \(L_ 1\)-approximation
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Hermite interpolating polynomials
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Gaussian quadrature formulas
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