<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> <html> <head> <meta http-equiv="Content-Type" content="text/html; charset=US-ASCII"> <title>Class param_type</title> <link rel="stylesheet" href="../../../../../doc/src/boostbook.css" type="text/css"> <meta name="generator" content="DocBook XSL Stylesheets V1.78.1"> <link rel="home" href="../../../index.html" title="The Boost C++ Libraries BoostBook Documentation Subset"> <link rel="up" href="../student_t_distribution.html#idm45555146454288" title="Description"> <link rel="prev" href="../student_t_distribution.html" title="Class template student_t_distribution"> <link rel="next" href="../subtract_idm45507048596384.html" title="Class template subtract_with_carry_01_engine"> </head> <body bgcolor="white" text="black" link="#0000FF" vlink="#840084" alink="#0000FF"> <table cellpadding="2" width="100%"><tr> <td valign="top"><img alt="Boost C++ Libraries" width="277" height="86" 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name="boost.random.student_t_distribution.param_type"></a><div class="titlepage"></div> <div class="refnamediv"> <h2><span class="refentrytitle">Class param_type</span></h2> <p>boost::random::student_t_distribution::param_type</p> </div> <h2 xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" class="refsynopsisdiv-title">Synopsis</h2> <div xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" class="refsynopsisdiv"><pre class="synopsis"><span class="comment">// In header: <<a class="link" href="../../../boost_random/reference.html#header.boost.random.student_t_distribution_hpp" title="Header <boost/random/student_t_distribution.hpp>">boost/random/student_t_distribution.hpp</a>> </span> <span class="keyword">class</span> <a class="link" href="param_type.html" title="Class param_type">param_type</a> <span class="special">{</span> <span class="keyword">public</span><span class="special">:</span> <span class="comment">// types</span> <span class="keyword">typedef</span> <a class="link" href="../student_t_distribution.html" title="Class template student_t_distribution">student_t_distribution</a> <a name="boost.random.student_t_distribution.param_type.distribution_type"></a><span class="identifier">distribution_type</span><span class="special">;</span> <span class="comment">// <a class="link" href="param_type.html#boost.random.student_t_distribution.param_typeconstruct-copy-destruct">construct/copy/destruct</a></span> <span class="keyword">explicit</span> <a class="link" href="param_type.html#idm45506981135888-bb"><span class="identifier">param_type</span></a><span class="special">(</span><span class="identifier">RealType</span> <span class="special">=</span> <span class="number">1</span><span class="special">.</span><span class="number">0</span><span class="special">)</span><span class="special">;</span> <span class="comment">// <a class="link" href="param_type.html#idm45506981137856-bb">public member functions</a></span> <span class="identifier">RealType</span> <a class="link" href="param_type.html#idm45506981137408-bb"><span class="identifier">n</span></a><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span> <span class="comment">// <a class="link" href="param_type.html#idm45506981133136-bb">friend functions</a></span> <span class="keyword">template</span><span class="special"><</span><span class="keyword">typename</span> CharT<span class="special">,</span> <span class="keyword">typename</span> Traits<span class="special">></span> <span class="keyword">friend</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">basic_ostream</span><span class="special"><</span> <span class="identifier">CharT</span><span class="special">,</span> <span class="identifier">Traits</span> <span class="special">></span> <span class="special">&</span> <a class="link" href="param_type.html#idm45506981132688-bb"><span class="keyword">operator</span><span class="special"><<</span></a><span class="special">(</span><span class="identifier">std</span><span class="special">::</span><span class="identifier">basic_ostream</span><span class="special"><</span> <span class="identifier">CharT</span><span class="special">,</span> <span class="identifier">Traits</span> <span class="special">></span> <span class="special">&</span><span class="special">,</span> <span class="keyword">const</span> <a class="link" href="param_type.html" title="Class param_type">param_type</a> <span class="special">&</span><span class="special">)</span><span class="special">;</span> <span class="keyword">template</span><span class="special"><</span><span class="keyword">typename</span> CharT<span class="special">,</span> <span class="keyword">typename</span> Traits<span class="special">></span> <span class="keyword">friend</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">basic_istream</span><span class="special"><</span> <span class="identifier">CharT</span><span class="special">,</span> <span class="identifier">Traits</span> <span class="special">></span> <span class="special">&</span> <a class="link" href="param_type.html#idm45506972519920-bb"><span class="keyword">operator</span><span class="special">>></span></a><span class="special">(</span><span class="identifier">std</span><span class="special">::</span><span class="identifier">basic_istream</span><span class="special"><</span> <span class="identifier">CharT</span><span class="special">,</span> <span class="identifier">Traits</span> <span class="special">></span> <span class="special">&</span><span class="special">,</span> <span class="keyword">const</span> <a class="link" href="param_type.html" title="Class param_type">param_type</a> <span class="special">&</span><span class="special">)</span><span class="special">;</span> <span class="keyword">friend</span> <span class="keyword">bool</span> <a class="link" href="param_type.html#idm45506972514768-bb"><span class="keyword">operator</span><span class="special">==</span></a><span class="special">(</span><span class="keyword">const</span> <a class="link" href="param_type.html" title="Class param_type">param_type</a> <span class="special">&</span><span class="special">,</span> <span class="keyword">const</span> <a class="link" href="param_type.html" title="Class param_type">param_type</a> <span class="special">&</span><span class="special">)</span><span class="special">;</span> <span class="keyword">friend</span> <span class="keyword">bool</span> <a class="link" href="param_type.html#idm45506972511520-bb"><span class="keyword">operator</span><span class="special">!=</span></a><span class="special">(</span><span class="keyword">const</span> <a class="link" href="param_type.html" title="Class param_type">param_type</a> <span class="special">&</span><span class="special">,</span> <span class="keyword">const</span> <a class="link" href="param_type.html" title="Class param_type">param_type</a> <span class="special">&</span><span class="special">)</span><span class="special">;</span> <span class="special">}</span><span class="special">;</span></pre></div> <div class="refsect1"> <a name="idm45555146203488"></a><h2>Description</h2> <div class="refsect2"> <a name="idm45555146203072"></a><h3> <a name="boost.random.student_t_distribution.param_typeconstruct-copy-destruct"></a><code class="computeroutput">param_type</code> public construct/copy/destruct</h3> <div class="orderedlist"><ol class="orderedlist" type="1"><li class="listitem"> <pre class="literallayout"><span class="keyword">explicit</span> <a name="idm45506981135888-bb"></a><span class="identifier">param_type</span><span class="special">(</span><span class="identifier">RealType</span> n <span class="special">=</span> <span class="number">1</span><span class="special">.</span><span class="number">0</span><span class="special">)</span><span class="special">;</span></pre> <p>Constructs a <code class="computeroutput"><code class="computeroutput"><a class="link" href="param_type.html" title="Class param_type">param_type</a></code></code> with "n" degrees of freedom.</p> <p>Requires: n > 0 </p> </li></ol></div> </div> <div class="refsect2"> <a name="idm45555146191248"></a><h3> <a name="idm45506981137856-bb"></a><code class="computeroutput">param_type</code> public member functions</h3> <div class="orderedlist"><ol class="orderedlist" type="1"><li class="listitem"> <pre class="literallayout"><span class="identifier">RealType</span> <a name="idm45506981137408-bb"></a><span class="identifier">n</span><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span></pre> <p>Returns the number of degrees of freedom of the distribution. </p> </li></ol></div> </div> <div class="refsect2"> <a name="idm45555146183856"></a><h3> <a name="idm45506981133136-bb"></a><code class="computeroutput">param_type</code> friend functions</h3> <div class="orderedlist"><ol class="orderedlist" type="1"> <li class="listitem"> <pre class="literallayout"><span class="keyword">template</span><span class="special"><</span><span class="keyword">typename</span> CharT<span class="special">,</span> <span class="keyword">typename</span> Traits<span class="special">></span> <span class="keyword">friend</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">basic_ostream</span><span class="special"><</span> <span class="identifier">CharT</span><span class="special">,</span> <span class="identifier">Traits</span> <span class="special">></span> <span class="special">&</span> <a name="idm45506981132688-bb"></a><span class="keyword">operator</span><span class="special"><<</span><span class="special">(</span><span class="identifier">std</span><span class="special">::</span><span class="identifier">basic_ostream</span><span class="special"><</span> <span class="identifier">CharT</span><span class="special">,</span> <span class="identifier">Traits</span> <span class="special">></span> <span class="special">&</span> os<span class="special">,</span> <span class="keyword">const</span> <a class="link" href="param_type.html" title="Class param_type">param_type</a> <span class="special">&</span> param<span class="special">)</span><span class="special">;</span></pre> <p>Writes a <code class="computeroutput"><code class="computeroutput"><a class="link" href="param_type.html" title="Class param_type">param_type</a></code></code> to a <code class="computeroutput">std::ostream</code>. </p> </li> <li class="listitem"> <pre class="literallayout"><span class="keyword">template</span><span class="special"><</span><span class="keyword">typename</span> CharT<span class="special">,</span> <span class="keyword">typename</span> Traits<span class="special">></span> <span class="keyword">friend</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">basic_istream</span><span class="special"><</span> <span class="identifier">CharT</span><span class="special">,</span> <span class="identifier">Traits</span> <span class="special">></span> <span class="special">&</span> <a name="idm45506972519920-bb"></a><span class="keyword">operator</span><span class="special">>></span><span class="special">(</span><span class="identifier">std</span><span class="special">::</span><span class="identifier">basic_istream</span><span class="special"><</span> <span class="identifier">CharT</span><span class="special">,</span> <span class="identifier">Traits</span> <span class="special">></span> <span class="special">&</span> is<span class="special">,</span> <span class="keyword">const</span> <a class="link" href="param_type.html" title="Class param_type">param_type</a> <span class="special">&</span> param<span class="special">)</span><span class="special">;</span></pre> <p>Reads a <code class="computeroutput"><code class="computeroutput"><a class="link" href="param_type.html" title="Class param_type">param_type</a></code></code> from a <code class="computeroutput">std::istream</code>. </p> </li> <li class="listitem"> <pre class="literallayout"><span class="keyword">friend</span> <span class="keyword">bool</span> <a name="idm45506972514768-bb"></a><span class="keyword">operator</span><span class="special">==</span><span class="special">(</span><span class="keyword">const</span> <a class="link" href="param_type.html" title="Class param_type">param_type</a> <span class="special">&</span> lhs<span class="special">,</span> <span class="keyword">const</span> <a class="link" href="param_type.html" title="Class param_type">param_type</a> <span class="special">&</span> rhs<span class="special">)</span><span class="special">;</span></pre> <p>Returns true if the two sets of parameters are the same. </p> </li> <li class="listitem"> <pre class="literallayout"><span class="keyword">friend</span> <span class="keyword">bool</span> <a name="idm45506972511520-bb"></a><span class="keyword">operator</span><span class="special">!=</span><span class="special">(</span><span class="keyword">const</span> <a class="link" href="param_type.html" title="Class param_type">param_type</a> <span class="special">&</span> lhs<span class="special">,</span> <span class="keyword">const</span> <a class="link" href="param_type.html" title="Class param_type">param_type</a> <span class="special">&</span> rhs<span class="special">)</span><span class="special">;</span></pre> <p>Returns true if the two sets of parameters are the different. </p> </li> </ol></div> </div> </div> </div> <table xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" width="100%"><tr> <td align="left"></td> <td align="right"><div class="copyright-footer">Copyright © 2000-2005 Jens Maurer<br>Copyright © 2009, 2010 Steven Watanabe<p> Distributed under the Boost Software License, Version 1.0. (See accompanying 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>) </p> </div></td> </tr></table> <hr> <div class="spirit-nav"> <a accesskey="p" href="../student_t_distribution.html"><img src="../../../../../doc/src/images/prev.png" alt="Prev"></a><a accesskey="u" href="../student_t_distribution.html#idm45555146454288"><img src="../../../../../doc/src/images/up.png" alt="Up"></a><a accesskey="h" href="../../../index.html"><img src="../../../../../doc/src/images/home.png" alt="Home"></a><a accesskey="n" href="../subtract_idm45507048596384.html"><img src="../../../../../doc/src/images/next.png" alt="Next"></a> </div> </body> </html>