On sets admitting Chebyshev vector systems

DOI10.1007/BF02320550zbMath0363.41026MaRDI QIDQ1240376

Yu. A. Shashkin

Publication date: 1977

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

Mathematics Subject Classification ID

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

Cites Work

• On the unicity of solutions of problems of best approximations
• Linear Chebyshev approximation
• On Haar's Theorem Concerning Chebychev Approximation Problems Having Unique Solutions
• On the nonexistence of complex Haar systems
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