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RegModels.PowerDeriv Method
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Derivatives of power function.

Syntax
C#
Visual Basic
public static void PowerDeriv(TRegressFun RegressFun, double X, double Y, [In] double[] Pars, [In] TVec Grad);
Remarks

Calculates the derivatives of the power function at point (X,Y) with respect to the regression parameters Pars. The results are returned in Grad vector. Grad.Values[I] contains the derivative with respect to the I-th parameter. The Length and Complex properties of the Grad vector are adjusted automatically.

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