edge_lorenzian¶ TRXASprefitpack.mathfun.edge_lorenzian(e: Union[float, ndarray], fwhm_L: float) → ndarray[source]¶ Lorenzian type edge function :math:(0.5+frac{1}{pi}{arctan}left(frac{x}{gamma}right)) Parameters e – energy fwhm_L – full width at half maximum Returns lorenzian type edge shape function