coslat
========

.. py:function:: coslat(fs)

   Returns the fieldset of the cosine of the latitude of ``fs`` at each grid point. 

   :param fs: input fieldset
   :type fs: :class:`Fieldset`
   :rtype: :class:`Fieldset` 

   Missing values are retained, unaltered by the calculation. 


.. mv-minigallery:: coslat