Cumulative sum of the relative probabilities for all possible jumps.

        Args:
            None

        Returns:
            (np.array): Cumulative sum of relative jump probabilities.

def cumulative_probabilities( self ):
        """
        Cumulative sum of the relative probabilities for all possible jumps.

        Args:
            None

        Returns:
            (np.array): Cumulative sum of relative jump probabilities.
        """
        partition_function = np.sum( self.p )
        return np.cumsum( self.p ) / partition_function