.. _exhale_struct_structsequant_1_1_index_space_1_1bad__key:

Struct IndexSpace::bad_key
==========================

- Defined in :ref:`file_SeQuant_core_space.hpp`


Nested Relationships
--------------------

This struct is a nested type of :ref:`exhale_class_classsequant_1_1_index_space`.


Inheritance Relationships
-------------------------

Base Type
*********

- ``public std::invalid_argument``


Struct Documentation
--------------------


.. doxygenstruct:: sequant::IndexSpace::bad_key
   :project: SeQuant
   :members:
   :protected-members:
   :undoc-members: