.. _variables-discrete_state_set-real:

""""
real
""""


Discrete state variables, each defined by a set of permissible real numbers




**Topics**


discrete_variables, state_variables


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

   variables-discrete_state_set-real-elements_per_variable
   variables-discrete_state_set-real-elements
   variables-discrete_state_set-real-categorical
   variables-discrete_state_set-real-initial_state
   variables-discrete_state_set-real-descriptors


**Specification**

- *Alias:* None

- *Arguments:* INTEGER

- *Default:* no discrete state set real variables


**Child Keywords:**

+-------------------------+--------------------+---------------------------+---------------------------------------------+
| Required/Optional       | Description of     | Dakota Keyword            | Dakota Keyword Description                  |
|                         | Group              |                           |                                             |
+=========================+====================+===========================+=============================================+
| Optional                                     | `elements_per_variable`__ | Number of admissible elements for each set  |
|                                              |                           | variable                                    |
+----------------------------------------------+---------------------------+---------------------------------------------+
| Required                                     | `elements`__              | The permissible values for each discrete    |
|                                              |                           | variable                                    |
+----------------------------------------------+---------------------------+---------------------------------------------+
| Optional                                     | `categorical`__           | Whether the set-valued variables are        |
|                                              |                           | categorical or relaxable                    |
+----------------------------------------------+---------------------------+---------------------------------------------+
| Optional                                     | `initial_state`__         | Initial values for variables                |
+----------------------------------------------+---------------------------+---------------------------------------------+
| Optional                                     | `descriptors`__           | Labels for the variables                    |
+----------------------------------------------+---------------------------+---------------------------------------------+

.. __: variables-discrete_state_set-real-elements_per_variable.html
__ variables-discrete_state_set-real-elements.html
__ variables-discrete_state_set-real-categorical.html
__ variables-discrete_state_set-real-initial_state.html
__ variables-discrete_state_set-real-descriptors.html



**Description**


Discrete state variables defined by a set of permissible real numbers.

See :ref:`variables:usage` for tips on specifying discrete set
variables and :ref:`variables:state` for details on the behavior
of state variables.