.. _variables-discrete_state_range:

""""""""""""""""""""
discrete_state_range
""""""""""""""""""""


State variables - discrete range-valued



**Topics**


discrete_variables, state_variables


.. toctree::
   :hidden:
   :maxdepth: 1

   variables-discrete_state_range-initial_state
   variables-discrete_state_range-lower_bounds
   variables-discrete_state_range-upper_bounds
   variables-discrete_state_range-descriptors


**Specification**

- *Alias:* None

- *Arguments:* INTEGER

- *Default:* No discrete state variables


**Child Keywords:**

+-------------------------+--------------------+--------------------+-----------------------------------------------+
| Required/Optional       | Description of     | Dakota Keyword     | Dakota Keyword Description                    |
|                         | Group              |                    |                                               |
+=========================+====================+====================+===============================================+
| Optional                                     | `initial_state`__  | Initial values for variables                  |
+----------------------------------------------+--------------------+-----------------------------------------------+
| Optional                                     | `lower_bounds`__   | Specify minimum values                        |
+----------------------------------------------+--------------------+-----------------------------------------------+
| Optional                                     | `upper_bounds`__   | Specify maximium values                       |
+----------------------------------------------+--------------------+-----------------------------------------------+
| Optional                                     | `descriptors`__    | Labels for the variables                      |
+----------------------------------------------+--------------------+-----------------------------------------------+

.. __: variables-discrete_state_range-initial_state.html
__ variables-discrete_state_range-lower_bounds.html
__ variables-discrete_state_range-upper_bounds.html
__ variables-discrete_state_range-descriptors.html



**Description**


Discrete state variables defined by bounds (an integer interval).

See :ref:`variables:state` for details on the behavior of state
variables.