Existence of best uniform approximations by reciprocals

DOI10.1016/0021-9045(78)90029-1zbMath0405.41015OpenAlexW2092663787MaRDI QIDQ1257174

Lee L. Keener

Publication date: 1978

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

Full work available at URL: https://doi.org/10.1016/0021-9045(78)90029-1

zbMATH Keywords

Approximation By Reciprocals Of FunctionsExistence of Best Uniform Approximation

Mathematics Subject Classification ID

Best approximation, Chebyshev systems (41A50)

Related Items (1)

Uniform reciprocal approximation subject to linear constraints

Cites Work

• Chebyshev approximation by reciprocals of polynomials on \([0,\infty)\)
• Approximation with reciprocals of polynomials on compact sets
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