Approximating the best approximation operator

DOI10.1016/0021-9045(72)90043-3zbMath0251.41016OpenAlexW2008262659MaRDI QIDQ2557010

Lee W. Johnson

Publication date: 1972

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

Full work available at URL: https://doi.org/10.1016/0021-9045(72)90043-3

Mathematics Subject Classification ID

Best approximation, Chebyshev systems (41A50) Abstract approximation theory (approximation in normed linear spaces and other abstract spaces) (41A65) Approximation by operators (in particular, by integral operators) (41A35)

Cites Work

• Unnamed Item
• Continuous selections. I
• Approximation of set-valued functions by continuous functions

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