Exact and approximate formulas for computing the Chebyshev expansion coefficients of a rational function are analysed. A simple expression is then given for evaluating the approximation errors of a classic numerical quadrature formula.
Approximation errors in the computation of Chebyshev expansion coefficients
VIARO, Umberto
1985-01-01
Abstract
Exact and approximate formulas for computing the Chebyshev expansion coefficients of a rational function are analysed. A simple expression is then given for evaluating the approximation errors of a classic numerical quadrature formula.File in questo prodotto:
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