Uniqueness of an algebraic polynomial of best approximation in the \(L_ 1 \)metric

DOI10.1007/BF01163273zbMath0507.41021MaRDI QIDQ1837355

V. N. Poroshenko

Publication date: 1981

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

zbMATH Keywords

structure of the set of best approximants

Mathematics Subject Classification ID

Best approximation, Chebyshev systems (41A50) Approximation by polynomials (41A10)

Cites Work

• L\(^1\) approximation of discontinuous functions with interpolation constraints
• On L\(^1\) approximation of discontinuous functions
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