DMFitter Activex control

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DMFitter Activex control  DMFitter Activex control allows you to add sophisticated regression analysis tools to your software in a few lines of code. Features include both linear and nonlinear Levenberg-Marquardt least squares curve fitting algorithms, arbitrary user models defined analytically or by string expressions, double precision input vectors of any size, event support, weighting, wide set of functions and ope http://rogdai.info/details.php?progid=2419