def gaussian_convolution(h, Xi, x):
 return ((1.0 / np.sqrt((4 * np.pi))) * np.exp(((- ((Xi - x) ** 2)) / ((h ** 2) * 4.0))))

def gaussian_convolution ( h , Xi , x ) : return ( ( 1.0 / np . sqrt ( ( 4 * np . pi ) ) ) * np . exp ( ( ( - ( ( Xi - x ) ** 2 ) ) / ( ( h ** 2 ) * 4.0 ) ) ) )
calculates the gaussian convolution kernel .