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Norm estimates for Cesaro means of Laguerre expansions. (English) Zbl 0485.42014

Approximation and function spaces, Proc. int. Conf., Gdansk 1979, 419-435 (1981).

MSC:

42C10 Fourier series in special orthogonal functions (Legendre polynomials, Walsh functions, etc.)
40G05 Cesàro, Euler, Nörlund and Hausdorff methods