On the Chebyshev approximation of a function with two variables

zbMath1374.65222arXiv1504.04693MaRDI QIDQ2972726

Ernest Scheiber

Publication date: 7 April 2017

Full work available at URL: https://arxiv.org/abs/1504.04693

zbMATH Keywords

double seriesdiscrete Fourier transformChebyshev function

Mathematics Subject Classification ID

Numerical methods for discrete and fast Fourier transforms (65T50) Multidimensional problems (41A63) Approximation by polynomials (41A10) Algorithms for approximation of functions (65D15)

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