A necessary and sufficient criteria for the existence of the least squares estimate for a 3-parametric exponential function.
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Publication:1412578
DOI10.1016/S0096-3003(02)00482-4zbMath1034.65009OpenAlexW2081714859MaRDI QIDQ1412578
Publication date: 25 November 2003
Published in: Applied Mathematics and Computation (Search for Journal in Brave)
Full work available at URL: https://doi.org/10.1016/s0096-3003(02)00482-4
Numerical smoothing, curve fitting (65D10) Numerical mathematical programming methods (65K05) General nonlinear regression (62J02) Quadratic programming (90C20) Approximation by other special function classes (41A30)
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