"""
Sparse Norm Inversion of Gravity Anomaly Data
=============================================

.. important::

    This tutorial has been moved to `User Tutorials
    <https://simpeg.xyz/user-tutorials>`_.

    Checkout the
    `Iteratively Re-weighted Least-Squares (IRLS) Inversion on a Tree Mesh
    <https://simpeg.xyz/user-tutorials/inv-gravity-anomaly-3d/#iteratively-re-weighted-least-squares-irls-inversion-on-a-tree-mesh>`_
    section in the
    `3D Inversion of Gravity Anomaly Data
    <https://simpeg.xyz/user-tutorials/inv-gravity-anomaly-3d/>`_ tutorial.

"""