def load_minimal_triangular_mesh():
    """Returns the triangulation of a single triangle

    The data set consists of a list of three vertices at the unit vectors
    of vector space :math:`\\mathbb{R}^3`and a list of a single
    triangle.

    ===================    =
    Number of vertices     3
    Number of triangles    1
    ===================    =

    Parameters
    ----------
    None

    Returns
    -------
    triangulation : dictionary
        Dictionary-like object containing the triangulation of a single
        triangle. The attributes are: 'vertlist', the list of vertices,
        'trilist', the list of triangles.
    """
    return {'vertlist': [[1, 0, 0], [0, 1, 0], [0, 0, 1]], 'trilist': [[0, 
        1, 2]]}
