Initialize a two-dimensional array of size m by m.
    
        :ivar int m: A value for m.

def createBinaryRelation(self, m):
        """
        Initialize a two-dimensional array of size m by m.
    
        :ivar int m: A value for m.
        """

        binaryRelation = []
        for i in range(m):
            binaryRelation.append(range(m))
            binaryRelation[i][i] = 0
        return binaryRelation