Bernstein-type constants for approximation of |x|α by partial Fourier-Legendre and Fourier-Chebyshev sums

Wenjie Liu, Li-lian Wang, Boying Wu. Bernstein-type constants for approximation of |x|α by partial Fourier-Legendre and Fourier-Chebyshev sums. Journal of Approximation Theory, 291:105897, July 2023. [doi]

Abstract

Abstract is missing.