Chebyshev Approximation to Data by Positive Sums of Exponentials

DOI10.1093/imanum/10.4.569zbMath0714.65014OpenAlexW1985783357MaRDI QIDQ3200456

G. Alistair Watson

Publication date: 1990

Published in: IMA Journal of Numerical Analysis (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1093/imanum/10.4.569

zbMATH Keywords

algorithmsimplex algorithmfittingNewton correctionChebyshev approximationsum of exponentialsempirical data series

Mathematics Subject Classification ID

Numerical smoothing, curve fitting (65D10) Best approximation, Chebyshev systems (41A50) Trigonometric and exponential sums (general theory) (11L03) Approximation by other special function classes (41A30)