Differentiability of the best approximation operator

DOI10.1007/BF01343539zbMath0506.41023MaRDI QIDQ1836820

A. V. Kolushov

Publication date: 1981

Published in: Mathematical Notes (Search for Journal in Brave)

zbMATH Keywords

Chebyshev systemelements of best approximation

Mathematics Subject Classification ID

Best approximation, Chebyshev systems (41A50) Approximation by positive operators (41A36)

Related Items (4)

Error estimates and Lipschitz constants for best approximation in continuous function spaces ⋮ The strong derivative of the best approximation operator ⋮ Local Lipschitz constants and Kolushov polynomials ⋮ Lipschitz continuity and Gateaux differentiability of the best approximation operator in vector-valued Chebyshev approximation

Cites Work

• Unnamed Item
• \(n\)-parameter families and best approximation
• Some theorems on Cebysev approximation
• Differential properties of the operator of best approximation

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