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<title>So How are Policies Used Anyway?</title>
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<div class="titlepage"><div><div><h3 class="title">
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<a name="math_toolkit.pol_tutorial.policy_usage"></a><a class="link" href="policy_usage.html" title="So How are Policies Used Anyway?">So How are Policies
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Used Anyway?</a>
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</h3></div></div></div>
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<p>
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The details follow later, but basically policies can be set by either:
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<div class="itemizedlist"><ul class="itemizedlist" style="list-style-type: disc; ">
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<li class="listitem">
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Defining some macros that change the default behaviour: <span class="bold"><strong>this
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is the recommended method for setting installation-wide policies</strong></span>.
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</li>
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<li class="listitem">
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By instantiating a statistical distribution object with an explicit policy:
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this is mainly reserved for ad hoc policy changes.
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</li>
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<li class="listitem">
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By passing a policy to a special function as an optional final argument:
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this is mainly reserved for ad hoc policy changes.
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</li>
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<li class="listitem">
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By using some helper macros to define a set of functions or distributions
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in the current namespace that use a specific policy: <span class="bold"><strong>this
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is the recommended method for setting policies on a project- or translation-unit-wide
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basis</strong></span>.
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</li>
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<p>
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The following sections introduce these methods in more detail.
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<td align="right"><div class="copyright-footer">Copyright © 2006-2019 Nikhar
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Agrawal, Anton Bikineev, Paul A. Bristow, Marco Guazzone, Christopher Kormanyos,
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Hubert Holin, Bruno Lalande, John Maddock, Jeremy Murphy, Matthew Pulver, Johan
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Råde, Gautam Sewani, Benjamin Sobotta, Nicholas Thompson, Thijs van den Berg,
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Daryle Walker and Xiaogang Zhang<p>
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Distributed under the Boost Software License, Version 1.0. (See accompanying
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file LICENSE_1_0.txt or copy at <a href="http://www.boost.org/LICENSE_1_0.txt" target="_top">http://www.boost.org/LICENSE_1_0.txt</a>)
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