Approximation of invariant operators

DOI10.1007/BF01160861zbMath0624.41025MaRDI QIDQ1092253

Vitalii Arestov

Publication date: 1984

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

zbMATH Keywords

invariant operators

Mathematics Subject Classification ID

Approximation by positive operators (41A36)

Related Items (1)

Best uniform approximation of the differentiation operator by operators bounded in the space \(L_2\)

Cites Work

• Fixed-point theorems for compact convex sets
• Optimal methods of computing the values of the operator Ux if x is given with an error. Differentiation of functions defined with an error
• Approximation of a differentiation operator
• On the best approximation of the differentiation operator on the half- line
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