Refutation of a theorem of Diliberto and Straus

DOI10.1007/BF01250549zbMath0788.41022MaRDI QIDQ1311125

V. A. Medvedev

Publication date: 8 February 1994

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

zbMATH Keywords

uniform approximation

Mathematics Subject Classification ID

Multidimensional problems (41A63)

Related Items (4)

Diliberto-Straus algorithm for the uniform approximation by a sum of two algebras ⋮ On the error of approximation by ridge functions with two fixed directions ⋮ Characterization of an extremal sum of ridge functions ⋮ On error formulas for approximation by sums of univariate functions

Cites Work

• A note on the approximation of functions of several variables by sums of functions of one variable
• On the approximation of a function of several variables by the sum of functions of fewer variables
• On the existence of best approximations and representations in several variables.
• Unnamed Item

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