The tau method and a new preconditioner. (Q1428084)
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scientific article; zbMATH DE number 2056235
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | The tau method and a new preconditioner. |
scientific article; zbMATH DE number 2056235 |
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The tau method and a new preconditioner. (English)
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14 March 2004
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The authors present a formulation of the tau method that makes use of fact that the derivatives of the Chebyshev and Legendre polynomials are Gegenbauer polynomials of higher index. This allows them to find suitable preconditioners. Numerical results are included.
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tau method
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Gegenbauer polynomial
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Chebyshev polynomial
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Legendre polynomial
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preconditioners
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numerical result
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