scientific article; zbMATH DE number 4124317
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Publication:4204590
zbMath0686.41017MaRDI QIDQ4204590
Publication date: 1989
Title: zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Rate of convergence, degree of approximation (41A25) Approximation by positive operators (41A36) Best constants in approximation theory (41A44)
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