Approximation of differentiation operator in the space \(L_2\) on semiaxis

DOI10.3103/S1066369X13050010zbMath1284.41019OpenAlexW2132879140MaRDI QIDQ353917

M. A. Filatova, Vitalii Arestov

Publication date: 16 July 2013

Published in: Russian Mathematics (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.3103/s1066369x13050010

zbMATH Keywords

differential operatorhalf-lineoptimal recoveryStechkin problem

Mathematics Subject Classification ID

Best approximation, Chebyshev systems (41A50) Approximation by operators (in particular, by integral operators) (41A35)

Related Items (1)

Best approximation of the differentiation operator in the space \(L_2\) on the semiaxis

Cites Work

• Norm inequalities for derivatives and differences
• Best approximation of unbounded operators by bounded ones
• Best approximation of linear operators
• On an inequality of Hardy, Littlewood, and Pólya
• On a Class of Integral Inequalities
• Approximation of unbounded operators by bounded operators and related extremal problems
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