Weak Chebyshev Subspaces and A-Subspaces of C [ a, b ]

DOI10.2307/2001716zbMath0728.41020OpenAlexW4244645219MaRDI QIDQ3351926

Wu Li

Publication date: 1990

Published in: Transactions of the American Mathematical Society (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.2307/2001716

zbMATH Keywords

continuous selectionmetric projectionweak Chebyshev subspaceA-subspaces

Mathematics Subject Classification ID

Best approximation, Chebyshev systems (41A50) Uniqueness of best approximation (41A52)

Related Items (5)

Uniqueness of best α-norm approximation andA-spaces ⋮ Uniqueness of periodic best \(L^{1}\)-approximations ⋮ The Chebyshev rank of multivariate polynomials in \(L^1\)-approximation ⋮ On the Chebyshev rank of multivariate splines in \(L^1\)-approximation ⋮ Uniqueness of simultaneous approximations in continuous function spaces

This page was built for publication: Weak Chebyshev Subspaces and A-Subspaces of C [ a, b ]