..
   Generated automatically by cpp2rst

.. highlight:: c
.. role:: red
.. role:: green
.. role:: param


.. _triqs__gfs__make_zero_tail:

triqs::gfs::make_zero_tail
==========================

*#include <triqs/gfs.hpp>*



**Synopsis**

 .. rst-class:: cppsynopsis

       | :green:`template<int N, typename G>`
       | auto :red:`make_zero_tail` (G const & :param:`g`, int :param:`n_moments` = 10)





Create a zero-initialized tail object for a given Green function object





Template parameters
^^^^^^^^^^^^^^^^^^^

 * :param:`N` The mesh position of the frequency or time mesh [default: 0]

 * :param:`G` The type of the Green function (gf, gf_view, block_gf, ...)


Parameters
^^^^^^^^^^

 * :param:`g` The Green function object to create the tail object for

 * :param:`n_moments` The number of high-frequency moments to provide (including the zeroth moment)


Example
^^^^^^^

..
   Included automatically from /src/triqs/doc/documentation/examples/triqs/gfs/make_zero_tail.cpp

.. code-block:: cpp

    #include <triqs/gfs.hpp>
    #include <triqs/mesh.hpp>
    using namespace triqs::gfs;
    using namespace triqs::mesh;

    int main() {
       double beta = 1.0;
       int n_iw = 100;
       auto g = gf<imfreq>{{beta, Fermion, n_iw}, {1,1}};

       auto empty_tail = make_zero_tail(g, 2);
    }