:py:mod:`symfem.elements.wu_xu`
===============================

.. py:module:: symfem.elements.wu_xu

.. autoapi-nested-parse::

   Wu-Xu elements on simplices.

   This element's definition appears in https://doi.org/10.1090/mcom/3361
   (Wu, Xu, 2019)



Module Contents
---------------

Classes
~~~~~~~

.. autoapisummary::

   symfem.elements.wu_xu.WuXu



Functions
~~~~~~~~~

.. autoapisummary::

   symfem.elements.wu_xu.derivatives



.. py:function:: derivatives(dim: int, order: int) -> List[Tuple[int, Ellipsis]]

   Return all the orders of a multidimensional derivative.

   :param dim: The topological dimension
   :param order: The total derivative order

   :returns: List of derivative order tuples


.. py:class:: WuXu(reference: symfem.references.Reference, order: int)


   Bases: :py:obj:`symfem.finite_element.CiarletElement`

   Wu-Xu finite element.

   .. py:attribute:: names
      :value: ['Wu-Xu']

      

   .. py:attribute:: references
      :value: ['interval', 'triangle', 'tetrahedron']

      

   .. py:attribute:: min_order

      

   .. py:attribute:: max_order

      

   .. py:attribute:: continuity
      :value: 'C0'

      

   .. py:attribute:: last_updated
      :value: '2023.06.1'