.. SPDX-FileCopyrightText: 2019-2020 Intel Corporation
..
.. SPDX-License-Identifier: CC-BY-4.0

.. _onemath_rng_default_engine:

default_engine
==============

Default random engine.

.. _onemath_rng_default_engine_description:

.. rubric:: Description

The choice of engine type named by default_engine is implementation-defined. The implementation may select this type on the basis of performance, size, quality, or any combination of such factors.

.. _onemath_rng_default_engine_description_syntax:

type alias default_engine
-------------------------

.. rubric:: Syntax

.. code-block:: cpp

    using default_engine = implementation-defined;


**Parent topic:** :ref:`onemath_rng_engines_basic_random_number_generators`