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On the approximation power of convolution-based least squares versus interpolation. (English) Zbl 0879.94005

MSC:
94A12 Signal theory (characterization, reconstruction, filtering, etc.)
94-02 Research exposition (monographs, survey articles) pertaining to information and communication theory
41A05 Interpolation in approximation theory
41A15 Spline approximation
41A58 Series expansions (e.g., Taylor, Lidstone series, but not Fourier series)
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