..
   Generated automatically by cpp2rst

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


.. _triqs__hilbert_space__imperative_operator__is_empty:

triqs::hilbert_space::imperative_operator::is_empty
===================================================

*#include <triqs/hilbert_space/imperative_operator.hpp>*



**Synopsis**

 .. rst-class:: cppsynopsis

       | bool :red:`is_empty` () const





Check if the operator is empty