On some approximation problems in metric linear spaces

zbMath0533.41033MaRDI QIDQ789645

Swaran Khanna, Tulsi Dass Narang

Publication date: 1983

Published in: Indian Journal of Pure \& Applied Mathematics (Search for Journal in Brave)

zbMATH Keywords

characterizationelements of best approximation

Mathematics Subject Classification ID

Best approximation, Chebyshev systems (41A50) Abstract approximation theory (approximation in normed linear spaces and other abstract spaces) (41A65)

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