Best \(L_2\) local approximation. (English) Zbl 0383.41020
MSC:
41A50 | Best approximation, Chebyshev systems |
41A10 | Approximation by polynomials |
41A65 | Abstract approximation theory (approximation in normed linear spaces and other abstract spaces) |
References:
[1] | Chui, C. K.; Shisha, O.; Smith, P. W., Padé approximants as limits of best rational approximants, J. Approximation Theory, 12, 201-204 (1974) · Zbl 0288.41007 |
[2] | Chui, C. K.; Shisha, O.; Smith, P. W., Best local approximation, J. Approximation Theory, 15, 371-381 (1975) · Zbl 0314.41016 |
[3] | Karlin, S. J.; Studden, W. J., Tschebycheff systems: with applications in analysis and statistics, (Pure and Applied Mathematics, Vol. XV (1966), Wiley: Wiley New York) · Zbl 0153.38902 |
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