Regular \(C^ 1-\)parametrizations for exponential sums and splines

DOI10.1016/0021-9045(82)90102-2zbMath0486.41017OpenAlexW2051531012MaRDI QIDQ1164806

Ludwig J. Cromme

Publication date: 1982

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

Full work available at URL: https://doi.org/10.1016/0021-9045(82)90102-2

zbMATH Keywords

exponential sumsparametrizationmanifolds with cuspssplines with free knots

Mathematics Subject Classification ID

Best approximation, Chebyshev systems (41A50) Differentiable manifolds, foundations (58A05) Spline approximation (41A15) Approximation by other special function classes (41A30)

Related Items (2)

A unified approach to differential characterizations of local best approximations for exponential sums and splines ⋮ A review of the parameter estimation problem of fitting positive exponential sums to empirical data

Cites Work

• Chebyshev approximation by \(\gamma\)-polynomials. III. On the number of best approximations
• A unified approach to differential characterizations of local best approximations for exponential sums and splines
• Über differenzierbare asymptotisch konvexe Funktionenfamilien bei der nichtlinearen gleichmäßigen Approximation
• Approximation from a curve of functions
• Über die Vorzeichenstruktur der Exponentialsummen
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