English

On the Chebyshev approximation of a function with two variables

Numerical Analysis 2015-04-21 v1

Abstract

There is presented an approach to find an approximation polynomial of a function with two variables based on the two dimensional discrete Fourier transform. The approximation polynomial is expressed through Chebyshev polynomials. There is given an uniform convergence result.

Keywords

Cite

@article{arxiv.1504.04693,
  title  = {On the Chebyshev approximation of a function with two variables},
  author = {Ernest Scheiber},
  journal= {arXiv preprint arXiv:1504.04693},
  year   = {2015}
}

Comments

LaTeX v2eps, 14 pages, 0 figures

R2 v1 2026-06-22T09:18:15.335Z