def eval ( e , amplitude , e_0 , alpha , beta ) : ee = e / e_0 eeponent = - alpha - beta * np . log ( ee ) return amplitude * ee ** eeponent
python code for exponential and logarithmic
One dimenional log parabola model function
def eval(e, amplitude, e_0, alpha, beta):
        """One dimenional log parabola model function"""

        ee = e / e_0
        eeponent = -alpha - beta * np.log(ee)
        return amplitude * ee ** eeponent