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zbMath0305.41025MaRDI QIDQ4061433
Walter Trebels, R. J. Nessel, E. Goerlich
Publication date: 1975
Title: zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Orthogonal functions and polynomials, general theory of nontrigonometric harmonic analysis (42C05) Fourier series in special orthogonal functions (Legendre polynomials, Walsh functions, etc.) (42C10) Abstract approximation theory (approximation in normed linear spaces and other abstract spaces) (41A65) Multipliers in one variable harmonic analysis (42A45)
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