On the sum of proximinal subspaces

DOI10.1016/0021-9045(87)90084-0zbMath0623.41036OpenAlexW2007819670MaRDI QIDQ1091556

Moshe Feder

Publication date: 1987

Published in: Journal of Approximation Theory (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1016/0021-9045(87)90084-0

zbMATH Keywords

Banach spaceproximinal subspaces

Mathematics Subject Classification ID

Normed linear spaces and Banach spaces; Banach lattices (46B99) Best approximation, Chebyshev systems (41A50) Abstract approximation theory (approximation in normed linear spaces and other abstract spaces) (41A65)

Related Items (7)

On sum and quotient of quasi-Chebyshev subspaces in Banach spaces ⋮ On generalized simultaneous nearest point in normed spaces ⋮ On best simultaneous approximation in quotient spaces ⋮ Structure of sets of strong subdifferentiability in dual $L^1$-spaces ⋮ Simultaneous strong proximinality in Banach spaces ⋮ On the sum of simultaneously proximinal sets ⋮ A remark on the sum of proximinal subspaces

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