PPSplineF64.ppdnev(x, m)

Evaluate an array of x coordinates derivatives on the pp spline.

Repeatedly applies ppdnev_single().

Warning

The x coordinates supplied to this function are treated as float, or are converted to float. Therefore it does not guarantee the preservation of AD sensitivities.

Parameters:

• x (ndarray of float) – x-axis coordinates.

• m (int) – The order of derivative to calculate value for.

Return type:

ndarray