Expansions
==========

.. automodule:: sumpy.expansion

Differential Operators
----------------------

.. automodule:: sumpy.expansion.diff_op

Local Expansions
----------------

.. automodule:: sumpy.expansion.local

Multipole Expansions
--------------------

.. automodule:: sumpy.expansion.multipole

Multipole to Local Translations
-------------------------------

.. automodule:: sumpy.expansion.m2l

Estimating Expansion Orders
---------------------------

.. automodule:: sumpy.expansion.level_to_order