diff options
Diffstat (limited to 'doc/html/boost/random/normal_distribution.html')
| -rw-r--r-- | doc/html/boost/random/normal_distribution.html | 106 |
1 files changed, 55 insertions, 51 deletions
diff --git a/doc/html/boost/random/normal_distribution.html b/doc/html/boost/random/normal_distribution.html index b4fbbd5142..9e8db43ac6 100644 --- a/doc/html/boost/random/normal_distribution.html +++ b/doc/html/boost/random/normal_distribution.html @@ -7,7 +7,7 @@ <meta name="generator" content="DocBook XSL Stylesheets V1.79.1"> <link rel="home" href="../../index.html" title="The Boost C++ Libraries BoostBook Documentation Subset"> <link rel="up" href="../../boost_random/reference.html#header.boost.random.normal_distribution_hpp" title="Header <boost/random/normal_distribution.hpp>"> -<link rel="prev" href="non_central_c_idp936614800/param_type.html" title="Class param_type"> +<link rel="prev" href="non_central_c_idp710410448/param_type.html" title="Class param_type"> <link rel="next" href="normal_distribution/param_type.html" title="Class param_type"> </head> <body bgcolor="white" text="black" link="#0000FF" vlink="#840084" alink="#0000FF"> @@ -21,7 +21,7 @@ </tr></table> <hr> <div class="spirit-nav"> -<a accesskey="p" href="non_central_c_idp936614800/param_type.html"><img src="../../../../doc/src/images/prev.png" alt="Prev"></a><a accesskey="u" href="../../boost_random/reference.html#header.boost.random.normal_distribution_hpp"><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="normal_distribution/param_type.html"><img src="../../../../doc/src/images/next.png" alt="Next"></a> +<a accesskey="p" href="non_central_c_idp710410448/param_type.html"><img src="../../../../doc/src/images/prev.png" alt="Prev"></a><a accesskey="u" href="../../boost_random/reference.html#header.boost.random.normal_distribution_hpp"><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="normal_distribution/param_type.html"><img src="../../../../doc/src/images/next.png" alt="Next"></a> </div> <div class="refentry"> <a name="boost.random.normal_distribution"></a><div class="titlepage"></div> @@ -47,141 +47,145 @@ <span class="keyword">typedef</span> <a class="link" href="normal_distribution.html" title="Class template normal_distribution">normal_distribution</a> <a class="link" href="normal_distribution/param_type.html#boost.random.normal_distribution.param_type.distribution_type"><span class="identifier">distribution_type</span></a><span class="special">;</span> <span class="comment">// <a class="link" href="normal_distribution/param_type.html#boost.random.normal_distribution.param_typeconstruct-copy-destruct">construct/copy/destruct</a></span> - <span class="keyword">explicit</span> <a class="link" href="normal_distribution/param_type.html#idp936719568-bb"><span class="identifier">param_type</span></a><span class="special">(</span><span class="identifier">RealType</span> <span class="special">=</span> <span class="number">0</span><span class="special">.</span><span class="number">0</span><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="keyword">explicit</span> <a class="link" href="normal_distribution/param_type.html#idp710516560-bb"><span class="identifier">param_type</span></a><span class="special">(</span><span class="identifier">RealType</span> <span class="special">=</span> <span class="number">0</span><span class="special">.</span><span class="number">0</span><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="normal_distribution/param_type.html#idp936715728-bb">public member functions</a></span> - <span class="identifier">RealType</span> <a class="link" href="normal_distribution/param_type.html#idp936716288-bb"><span class="identifier">mean</span></a><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span> - <span class="identifier">RealType</span> <a class="link" href="normal_distribution/param_type.html#idp936717840-bb"><span class="identifier">sigma</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="normal_distribution/param_type.html#idp710512720-bb">public member functions</a></span> + <span class="identifier">RealType</span> <a class="link" href="normal_distribution/param_type.html#idp710513280-bb"><span class="identifier">mean</span></a><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span> + <span class="identifier">RealType</span> <a class="link" href="normal_distribution/param_type.html#idp710514832-bb"><span class="identifier">sigma</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="normal_distribution/param_type.html#idp936723696-bb">friend functions</a></span> + <span class="comment">// <a class="link" href="normal_distribution/param_type.html#idp710520688-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="normal_distribution/param_type.html#idp936724256-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="normal_distribution/param_type.html" title="Class param_type">param_type</a> <span class="special">&</span><span class="special">)</span><span class="special">;</span> + <a class="link" href="normal_distribution/param_type.html#idp710521248-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="normal_distribution/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="normal_distribution/param_type.html#idp936730128-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="normal_distribution/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="normal_distribution/param_type.html#idp936736000-bb"><span class="keyword">operator</span><span class="special">==</span></a><span class="special">(</span><span class="keyword">const</span> <a class="link" href="normal_distribution/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="normal_distribution/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="normal_distribution/param_type.html#idp936739584-bb"><span class="keyword">operator</span><span class="special">!=</span></a><span class="special">(</span><span class="keyword">const</span> <a class="link" href="normal_distribution/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="normal_distribution/param_type.html" title="Class param_type">param_type</a> <span class="special">&</span><span class="special">)</span><span class="special">;</span> + <a class="link" href="normal_distribution/param_type.html#idp710527120-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="normal_distribution/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="normal_distribution/param_type.html#idp710532992-bb"><span class="keyword">operator</span><span class="special">==</span></a><span class="special">(</span><span class="keyword">const</span> <a class="link" href="normal_distribution/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="normal_distribution/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="normal_distribution/param_type.html#idp710536576-bb"><span class="keyword">operator</span><span class="special">!=</span></a><span class="special">(</span><span class="keyword">const</span> <a class="link" href="normal_distribution/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="normal_distribution/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> <span class="comment">// <a class="link" href="normal_distribution.html#boost.random.normal_distributionconstruct-copy-destruct">construct/copy/destruct</a></span> - <span class="keyword">explicit</span> <a class="link" href="normal_distribution.html#idp936764752-bb"><span class="identifier">normal_distribution</span></a><span class="special">(</span><span class="keyword">const</span> <span class="identifier">RealType</span> <span class="special">&</span> <span class="special">=</span> <span class="number">0</span><span class="special">.</span><span class="number">0</span><span class="special">,</span> <span class="keyword">const</span> <span class="identifier">RealType</span> <span class="special">&</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="keyword">explicit</span> <a class="link" href="normal_distribution.html#idp936769760-bb"><span class="identifier">normal_distribution</span></a><span class="special">(</span><span class="keyword">const</span> <a class="link" href="normal_distribution/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">explicit</span> <a class="link" href="normal_distribution.html#idp710561744-bb"><span class="identifier">normal_distribution</span></a><span class="special">(</span><span class="keyword">const</span> <span class="identifier">RealType</span> <span class="special">&</span> <span class="special">=</span> <span class="number">0</span><span class="special">.</span><span class="number">0</span><span class="special">,</span> <span class="keyword">const</span> <span class="identifier">RealType</span> <span class="special">&</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="keyword">explicit</span> <a class="link" href="normal_distribution.html#idp710566752-bb"><span class="identifier">normal_distribution</span></a><span class="special">(</span><span class="keyword">const</span> <a class="link" href="normal_distribution/param_type.html" title="Class param_type">param_type</a> <span class="special">&</span><span class="special">)</span><span class="special">;</span> - <span class="comment">// <a class="link" href="normal_distribution.html#idp936745024-bb">public member functions</a></span> - <span class="identifier">RealType</span> <a class="link" href="normal_distribution.html#idp936745584-bb"><span class="identifier">mean</span></a><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span> - <span class="identifier">RealType</span> <a class="link" href="normal_distribution.html#idp936747136-bb"><span class="identifier">sigma</span></a><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span> - <span class="identifier">RealType</span> <a class="link" href="normal_distribution.html#idp936748704-bb"><span class="identifier">min</span></a><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span> - <span class="identifier">RealType</span> <a class="link" href="normal_distribution.html#idp936750288-bb"><span class="identifier">max</span></a><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span> - <a class="link" href="normal_distribution/param_type.html" title="Class param_type">param_type</a> <a class="link" href="normal_distribution.html#idp936751872-bb"><span class="identifier">param</span></a><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span> - <span class="keyword">void</span> <a class="link" href="normal_distribution.html#idp936753568-bb"><span class="identifier">param</span></a><span class="special">(</span><span class="keyword">const</span> <a class="link" href="normal_distribution/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">void</span> <a class="link" href="normal_distribution.html#idp936756000-bb"><span class="identifier">reset</span></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> Engine<span class="special">></span> <span class="identifier">result_type</span> <a class="link" href="normal_distribution.html#idp936757360-bb"><span class="keyword">operator</span><span class="special">(</span><span class="special">)</span></a><span class="special">(</span><span class="identifier">Engine</span> <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> URNG<span class="special">></span> <span class="identifier">result_type</span> <a class="link" href="normal_distribution.html#idp936760176-bb"><span class="keyword">operator</span><span class="special">(</span><span class="special">)</span></a><span class="special">(</span><span class="identifier">URNG</span> <span class="special">&</span><span class="special">,</span> <span class="keyword">const</span> <a class="link" href="normal_distribution/param_type.html" title="Class param_type">param_type</a> <span class="special">&</span><span class="special">)</span><span class="special">;</span> + <span class="comment">// <a class="link" href="normal_distribution.html#idp710542016-bb">public member functions</a></span> + <span class="identifier">RealType</span> <a class="link" href="normal_distribution.html#idp710542576-bb"><span class="identifier">mean</span></a><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span> + <span class="identifier">RealType</span> <a class="link" href="normal_distribution.html#idp710544128-bb"><span class="identifier">sigma</span></a><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span> + <span class="identifier">RealType</span> <a class="link" href="normal_distribution.html#idp710545696-bb"><span class="identifier">min</span></a><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span> + <span class="identifier">RealType</span> <a class="link" href="normal_distribution.html#idp710547280-bb"><span class="identifier">max</span></a><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span> + <a class="link" href="normal_distribution/param_type.html" title="Class param_type">param_type</a> <a class="link" href="normal_distribution.html#idp710548864-bb"><span class="identifier">param</span></a><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span> + <span class="keyword">void</span> <a class="link" href="normal_distribution.html#idp710550560-bb"><span class="identifier">param</span></a><span class="special">(</span><span class="keyword">const</span> <a class="link" href="normal_distribution/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">void</span> <a class="link" href="normal_distribution.html#idp710552992-bb"><span class="identifier">reset</span></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> Engine<span class="special">></span> <span class="identifier">result_type</span> <a class="link" href="normal_distribution.html#idp710554352-bb"><span class="keyword">operator</span><span class="special">(</span><span class="special">)</span></a><span class="special">(</span><span class="identifier">Engine</span> <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> URNG<span class="special">></span> <span class="identifier">result_type</span> <a class="link" href="normal_distribution.html#idp710557168-bb"><span class="keyword">operator</span><span class="special">(</span><span class="special">)</span></a><span class="special">(</span><span class="identifier">URNG</span> <span class="special">&</span><span class="special">,</span> <span class="keyword">const</span> <a class="link" href="normal_distribution/param_type.html" title="Class param_type">param_type</a> <span class="special">&</span><span class="special">)</span><span class="special">;</span> - <span class="comment">// <a class="link" href="normal_distribution.html#idp936772752-bb">friend functions</a></span> + <span class="comment">// <a class="link" href="normal_distribution.html#idp710569744-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="normal_distribution.html#idp936773312-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> + <a class="link" href="normal_distribution.html#idp710570304-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="normal_distribution.html" title="Class template normal_distribution">normal_distribution</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="normal_distribution.html#idp936779168-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> + <a class="link" href="normal_distribution.html#idp710576160-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="normal_distribution.html" title="Class template normal_distribution">normal_distribution</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="normal_distribution.html#idp936785024-bb"><span class="keyword">operator</span><span class="special">==</span></a><span class="special">(</span><span class="keyword">const</span> <a class="link" href="normal_distribution.html" title="Class template normal_distribution">normal_distribution</a> <span class="special">&</span><span class="special">,</span> + <span class="keyword">friend</span> <span class="keyword">bool</span> <a class="link" href="normal_distribution.html#idp710582016-bb"><span class="keyword">operator</span><span class="special">==</span></a><span class="special">(</span><span class="keyword">const</span> <a class="link" href="normal_distribution.html" title="Class template normal_distribution">normal_distribution</a> <span class="special">&</span><span class="special">,</span> <span class="keyword">const</span> <a class="link" href="normal_distribution.html" title="Class template normal_distribution">normal_distribution</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="normal_distribution.html#idp936789488-bb"><span class="keyword">operator</span><span class="special">!=</span></a><span class="special">(</span><span class="keyword">const</span> <a class="link" href="normal_distribution.html" title="Class template normal_distribution">normal_distribution</a> <span class="special">&</span><span class="special">,</span> + <span class="keyword">friend</span> <span class="keyword">bool</span> <a class="link" href="normal_distribution.html#idp710586480-bb"><span class="keyword">operator</span><span class="special">!=</span></a><span class="special">(</span><span class="keyword">const</span> <a class="link" href="normal_distribution.html" title="Class template normal_distribution">normal_distribution</a> <span class="special">&</span><span class="special">,</span> <span class="keyword">const</span> <a class="link" href="normal_distribution.html" title="Class template normal_distribution">normal_distribution</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="idp591434000"></a><h2>Description</h2> -<p>Instantiations of class template <a class="link" href="normal_distribution.html" title="Class template normal_distribution">normal_distribution</a> model a <a class="link" href="../../boost_random/reference.html#boost_random.reference.concepts.random_distribution" title="Random Distribution">random distribution</a> . Such a distribution produces random numbers <code class="computeroutput">x</code> distributed with probability density function <span class="inlinemediaobject"><img src="../../images/random//form_34.png"></span>, where mean and sigma are the parameters of the distribution. </p> +<a name="idp503741808"></a><h2>Description</h2> +<p>Instantiations of class template <a class="link" href="normal_distribution.html" title="Class template normal_distribution">normal_distribution</a> model a <a class="link" href="../../boost_random/reference.html#boost_random.reference.concepts.random_distribution" title="Random Distribution">random distribution</a> . Such a distribution produces random numbers <code class="computeroutput">x</code> distributed with probability density function <span class="inlinemediaobject"><img src="../../images/random//form_34.png"></span>, where mean and sigma are the parameters of the distribution.</p> +<p>The implementation uses the "ziggurat" algorithm, as described in</p> +<p> </p> +<div class="blockquote"><blockquote class="blockquote"><p> "The Ziggurat Method for Generating Random Variables", George Marsaglia and Wai Wan Tsang, Journal of Statistical Software, Volume 5, Number 8 (2000), 1-7. </p></blockquote></div> +<p> </p> <div class="refsect2"> -<a name="idp591439776"></a><h3> +<a name="idp503748864"></a><h3> <a name="boost.random.normal_distributionconstruct-copy-destruct"></a><code class="computeroutput">normal_distribution</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="idp936764752-bb"></a><span class="identifier">normal_distribution</span><span class="special">(</span><span class="keyword">const</span> <span class="identifier">RealType</span> <span class="special">&</span> mean <span class="special">=</span> <span class="number">0</span><span class="special">.</span><span class="number">0</span><span class="special">,</span> +<pre class="literallayout"><span class="keyword">explicit</span> <a name="idp710561744-bb"></a><span class="identifier">normal_distribution</span><span class="special">(</span><span class="keyword">const</span> <span class="identifier">RealType</span> <span class="special">&</span> mean <span class="special">=</span> <span class="number">0</span><span class="special">.</span><span class="number">0</span><span class="special">,</span> <span class="keyword">const</span> <span class="identifier">RealType</span> <span class="special">&</span> sigma <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="normal_distribution.html" title="Class template normal_distribution">normal_distribution</a></code></code> object. <code class="computeroutput">mean</code> and <code class="computeroutput">sigma</code> are the parameters for the distribution.</p> <p>Requires: sigma >= 0 </p> </li> <li class="listitem"> -<pre class="literallayout"><span class="keyword">explicit</span> <a name="idp936769760-bb"></a><span class="identifier">normal_distribution</span><span class="special">(</span><span class="keyword">const</span> <a class="link" href="normal_distribution/param_type.html" title="Class param_type">param_type</a> <span class="special">&</span> param<span class="special">)</span><span class="special">;</span></pre> +<pre class="literallayout"><span class="keyword">explicit</span> <a name="idp710566752-bb"></a><span class="identifier">normal_distribution</span><span class="special">(</span><span class="keyword">const</span> <a class="link" href="normal_distribution/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>Constructs a <code class="computeroutput"><code class="computeroutput"><a class="link" href="normal_distribution.html" title="Class template normal_distribution">normal_distribution</a></code></code> object from its parameters. </p> </li> </ol></div> </div> <div class="refsect2"> -<a name="idp591468080"></a><h3> -<a name="idp936745024-bb"></a><code class="computeroutput">normal_distribution</code> public member functions</h3> +<a name="idp503777104"></a><h3> +<a name="idp710542016-bb"></a><code class="computeroutput">normal_distribution</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="idp936745584-bb"></a><span class="identifier">mean</span><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span></pre> +<pre class="literallayout"><span class="identifier">RealType</span> <a name="idp710542576-bb"></a><span class="identifier">mean</span><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span></pre> <p>Returns the mean of the distribution. </p> </li> <li class="listitem"> -<pre class="literallayout"><span class="identifier">RealType</span> <a name="idp936747136-bb"></a><span class="identifier">sigma</span><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span></pre> +<pre class="literallayout"><span class="identifier">RealType</span> <a name="idp710544128-bb"></a><span class="identifier">sigma</span><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span></pre> <p>Returns the standard deviation of the distribution. </p> </li> <li class="listitem"> -<pre class="literallayout"><span class="identifier">RealType</span> <a name="idp936748704-bb"></a><span class="identifier">min</span><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span></pre> +<pre class="literallayout"><span class="identifier">RealType</span> <a name="idp710545696-bb"></a><span class="identifier">min</span><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span></pre> <p>Returns the smallest value that the distribution can produce. </p> </li> <li class="listitem"> -<pre class="literallayout"><span class="identifier">RealType</span> <a name="idp936750288-bb"></a><span class="identifier">max</span><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span></pre> +<pre class="literallayout"><span class="identifier">RealType</span> <a name="idp710547280-bb"></a><span class="identifier">max</span><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span></pre> <p>Returns the largest value that the distribution can produce. </p> </li> <li class="listitem"> -<pre class="literallayout"><a class="link" href="normal_distribution/param_type.html" title="Class param_type">param_type</a> <a name="idp936751872-bb"></a><span class="identifier">param</span><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span></pre> +<pre class="literallayout"><a class="link" href="normal_distribution/param_type.html" title="Class param_type">param_type</a> <a name="idp710548864-bb"></a><span class="identifier">param</span><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span></pre> <p>Returns the parameters of the distribution. </p> </li> <li class="listitem"> -<pre class="literallayout"><span class="keyword">void</span> <a name="idp936753568-bb"></a><span class="identifier">param</span><span class="special">(</span><span class="keyword">const</span> <a class="link" href="normal_distribution/param_type.html" title="Class param_type">param_type</a> <span class="special">&</span> param<span class="special">)</span><span class="special">;</span></pre> +<pre class="literallayout"><span class="keyword">void</span> <a name="idp710550560-bb"></a><span class="identifier">param</span><span class="special">(</span><span class="keyword">const</span> <a class="link" href="normal_distribution/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>Sets the parameters of the distribution. </p> </li> <li class="listitem"> -<pre class="literallayout"><span class="keyword">void</span> <a name="idp936756000-bb"></a><span class="identifier">reset</span><span class="special">(</span><span class="special">)</span><span class="special">;</span></pre> +<pre class="literallayout"><span class="keyword">void</span> <a name="idp710552992-bb"></a><span class="identifier">reset</span><span class="special">(</span><span class="special">)</span><span class="special">;</span></pre> <p>Effects: Subsequent uses of the distribution do not depend on values produced by any engine prior to invoking reset. </p> </li> <li class="listitem"> -<pre class="literallayout"><span class="keyword">template</span><span class="special"><</span><span class="keyword">typename</span> Engine<span class="special">></span> <span class="identifier">result_type</span> <a name="idp936757360-bb"></a><span class="keyword">operator</span><span class="special">(</span><span class="special">)</span><span class="special">(</span><span class="identifier">Engine</span> <span class="special">&</span> eng<span class="special">)</span><span class="special">;</span></pre> +<pre class="literallayout"><span class="keyword">template</span><span class="special"><</span><span class="keyword">typename</span> Engine<span class="special">></span> <span class="identifier">result_type</span> <a name="idp710554352-bb"></a><span class="keyword">operator</span><span class="special">(</span><span class="special">)</span><span class="special">(</span><span class="identifier">Engine</span> <span class="special">&</span> eng<span class="special">)</span><span class="special">;</span></pre> <p>Returns a normal variate. </p> </li> <li class="listitem"> <pre class="literallayout"><span class="keyword">template</span><span class="special"><</span><span class="keyword">typename</span> URNG<span class="special">></span> - <span class="identifier">result_type</span> <a name="idp936760176-bb"></a><span class="keyword">operator</span><span class="special">(</span><span class="special">)</span><span class="special">(</span><span class="identifier">URNG</span> <span class="special">&</span> urng<span class="special">,</span> <span class="keyword">const</span> <a class="link" href="normal_distribution/param_type.html" title="Class param_type">param_type</a> <span class="special">&</span> param<span class="special">)</span><span class="special">;</span></pre> + <span class="identifier">result_type</span> <a name="idp710557168-bb"></a><span class="keyword">operator</span><span class="special">(</span><span class="special">)</span><span class="special">(</span><span class="identifier">URNG</span> <span class="special">&</span> urng<span class="special">,</span> <span class="keyword">const</span> <a class="link" href="normal_distribution/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>Returns a normal variate with parameters specified by <code class="computeroutput">param</code>. </p> </li> </ol></div> </div> <div class="refsect2"> -<a name="idp591531296"></a><h3> -<a name="idp936772752-bb"></a><code class="computeroutput">normal_distribution</code> friend functions</h3> +<a name="idp503840448"></a><h3> +<a name="idp710569744-bb"></a><code class="computeroutput">normal_distribution</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="idp936773312-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> + <a name="idp710570304-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="normal_distribution.html" title="Class template normal_distribution">normal_distribution</a> <span class="special">&</span> nd<span class="special">)</span><span class="special">;</span></pre> <p>Writes a <code class="computeroutput"><code class="computeroutput"><a class="link" href="normal_distribution.html" title="Class template normal_distribution">normal_distribution</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="idp936779168-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> + <a name="idp710576160-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="normal_distribution.html" title="Class template normal_distribution">normal_distribution</a> <span class="special">&</span> nd<span class="special">)</span><span class="special">;</span></pre> <p>Reads a <code class="computeroutput"><code class="computeroutput"><a class="link" href="normal_distribution.html" title="Class template normal_distribution">normal_distribution</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="idp936785024-bb"></a><span class="keyword">operator</span><span class="special">==</span><span class="special">(</span><span class="keyword">const</span> <a class="link" href="normal_distribution.html" title="Class template normal_distribution">normal_distribution</a> <span class="special">&</span> lhs<span class="special">,</span> +<pre class="literallayout"><span class="keyword">friend</span> <span class="keyword">bool</span> <a name="idp710582016-bb"></a><span class="keyword">operator</span><span class="special">==</span><span class="special">(</span><span class="keyword">const</span> <a class="link" href="normal_distribution.html" title="Class template normal_distribution">normal_distribution</a> <span class="special">&</span> lhs<span class="special">,</span> <span class="keyword">const</span> <a class="link" href="normal_distribution.html" title="Class template normal_distribution">normal_distribution</a> <span class="special">&</span> rhs<span class="special">)</span><span class="special">;</span></pre> <p>Returns true if the two instances of <code class="computeroutput"><code class="computeroutput"><a class="link" href="normal_distribution.html" title="Class template normal_distribution">normal_distribution</a></code></code> will return identical sequences of values given equal generators. </p> </li> <li class="listitem"> -<pre class="literallayout"><span class="keyword">friend</span> <span class="keyword">bool</span> <a name="idp936789488-bb"></a><span class="keyword">operator</span><span class="special">!=</span><span class="special">(</span><span class="keyword">const</span> <a class="link" href="normal_distribution.html" title="Class template normal_distribution">normal_distribution</a> <span class="special">&</span> lhs<span class="special">,</span> +<pre class="literallayout"><span class="keyword">friend</span> <span class="keyword">bool</span> <a name="idp710586480-bb"></a><span class="keyword">operator</span><span class="special">!=</span><span class="special">(</span><span class="keyword">const</span> <a class="link" href="normal_distribution.html" title="Class template normal_distribution">normal_distribution</a> <span class="special">&</span> lhs<span class="special">,</span> <span class="keyword">const</span> <a class="link" href="normal_distribution.html" title="Class template normal_distribution">normal_distribution</a> <span class="special">&</span> rhs<span class="special">)</span><span class="special">;</span></pre> <p>Returns true if the two instances of <code class="computeroutput"><code class="computeroutput"><a class="link" href="normal_distribution.html" title="Class template normal_distribution">normal_distribution</a></code></code> will return different sequences of values given equal generators. </p> </li> @@ -199,7 +203,7 @@ </tr></table> <hr> <div class="spirit-nav"> -<a accesskey="p" href="non_central_c_idp936614800/param_type.html"><img src="../../../../doc/src/images/prev.png" alt="Prev"></a><a accesskey="u" 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