scientific article; zbMATH DE number 3500407

zbMath0319.42010MaRDI QIDQ4081773

E. Goerlich

Publication date: 1973

Title: zbMATH Open Web Interface contents unavailable due to conflicting licenses.

Mathematics Subject Classification ID

Fourier series in special orthogonal functions (Legendre polynomials, Walsh functions, etc.) (42C10) Best approximation, Chebyshev systems (41A50) Approximation by polynomials (41A10) Multipliers in one variable harmonic analysis (42A45) Approximation by other special function classes (41A30)

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