Optimal addition of knots to cubature formulae for planar regions (Q1063378)
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scientific article; zbMATH DE number 3917535
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | Optimal addition of knots to cubature formulae for planar regions |
scientific article; zbMATH DE number 3917535 |
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Optimal addition of knots to cubature formulae for planar regions (English)
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1986
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A method is described to add knots to a cubature formula of degree 2k-1 for an integral over a symmetric region, to obtain a cubature formula of degree \(2k+1\). This method is used to construct cubature formulae for the square, the circle, the hexagon and the entire plane.
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optimal addition of knots
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cubature formula
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symmetric region
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0.8745858
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0.8705597
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0.8587534
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0.8519065
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0.8471134
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