Strong unicity of order 2 in C(T)

DOI10.1016/0021-9045(89)90120-2zbMath0723.41023OpenAlexW2081851298MaRDI QIDQ757771

Ryszard Smarzewski

Publication date: 1989

Published in: Journal of Approximation Theory (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1016/0021-9045(89)90120-2

zbMATH Keywords

metric projectionstrong unicity

Mathematics Subject Classification ID

Best approximation, Chebyshev systems (41A50) Uniqueness of best approximation (41A52)

Cites Work

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• A unified theory of strong uniqueness in uniform approximation with constraints
• Strongly unique minimization of functionals in Banach spaces with applications to theory of approximation and fixed points
• Strongly unique best approximation in Banach spaces. II
• Strong unicity and Lipschitz conditions of order \({1\over 2}\) for monotone approximation
• Strongly unique best approximation in Banach spaces
• Strongly unique best approximations and centers in uniformly convex spaces
• Topics in approximation theory
• Uniqueness of best approximation by monotone polynomials
• Monotone Approximation by Algebraic Polynomials
• Uniform Generalized Weight Function Polynomial Approximation with Interpolation

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