def drawDipole(position, moment, angle, axis, SYSSIZE, ax):
    """
    Draw a dipole moment arrow.

    Parameters
    ----------
    position : vec3
        position of the dipole
    moment : vec3
        orientation vector of the dipole
    SYSSIZE : float
        size of the display
    pyplot : pyplot
        canvas to draw on

    """
    from magpylib._lib.mathLib import angleAxisRotation
    P = angleAxisRotation(position, angle, axis)
    M = angleAxisRotation(moment, angle, axis)
    ax.quiver(P[0], P[1], P[2], M[0], M[1], M[2], normalize=True, length=
        SYSSIZE / 12, color='k')
