import math


def gauss_distribution(x, mu, sigma):
    """
    Calculate value of gauss (normal) distribution

    Parameters
    ----------
    x : float
        Input argument
    mu :
        Mean of distribution
    sigma :
        Standard deviation

    Returns
    -------
    float
        Probability, values from range [0-1]
    """
    return 1 / (2 * math.sqrt(math.pi) * sigma) * math.exp(-(1 / 2) * ((x - mu) / sigma) ** 2)