.. _variables-discrete_design_set:

"""""""""""""""""""
discrete_design_set
"""""""""""""""""""


Design variable - discrete set-valued



**Topics**


discrete_variables, design_variables


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

   variables-discrete_design_set-integer
   variables-discrete_design_set-string
   variables-discrete_design_set-real


**Specification**

- *Alias:* None

- *Arguments:* None


**Child Keywords:**

+-------------------------+--------------------+--------------------+-----------------------------------------------+
| Required/Optional       | Description of     | Dakota Keyword     | Dakota Keyword Description                    |
|                         | Group              |                    |                                               |
+=========================+====================+====================+===============================================+
| Optional                                     | `integer`__        | Integer-valued discrete design variables      |
+----------------------------------------------+--------------------+-----------------------------------------------+
| Optional                                     | `string`__         | String-valued discrete design set variables   |
+----------------------------------------------+--------------------+-----------------------------------------------+
| Optional                                     | `real`__           | Real-valued discrete design variables         |
+----------------------------------------------+--------------------+-----------------------------------------------+

.. __: variables-discrete_design_set-integer.html
__ variables-discrete_design_set-string.html
__ variables-discrete_design_set-real.html



**Description**


Discrete design variables whose values come from a set of admissible
elements. Each variable specified must be of type integer, string, or
real.