@staticmethod
def evaluate(x, amplitude, x_0, alpha, beta):
    'One dimensional log parabola model function'
    xx = (x / x_0)
    exponent = ((- alpha) - (beta * np.log(xx)))
    return (amplitude * (xx ** exponent))
One dimensional log parabola model function
@staticmethod
def evaluate(x, amplitude, x_0, alpha, beta):
    
    xx = (x / x_0)
    exponent = ((- alpha) - (beta * np.log(xx)))
    return (amplitude * (xx ** exponent))