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<a name="boost.random.subtract_with_carry"></a><div class="titlepage"></div>
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<h2><span class="refentrytitle">Class template subtract_with_carry</span></h2>
<p>boost::random::subtract_with_carry</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: &lt;<a class="link" href="../../boost_random/reference.html#header.boost.random.subtract_with_carry_hpp" title="Header &lt;boost/random/subtract_with_carry.hpp&gt;">boost/random/subtract_with_carry.hpp</a>&gt;
</span><span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">typename</span> IntType<span class="special">,</span> <span class="identifier">IntType</span> m<span class="special">,</span> <span class="keyword">unsigned</span> <span class="keyword">int</span> s<span class="special">,</span> <span class="keyword">unsigned</span> <span class="keyword">int</span> r<span class="special">,</span>
<span class="identifier">IntType</span> val<span class="special">&gt;</span>
<span class="keyword">class</span> <a class="link" href="subtract_with_carry.html" title="Class template subtract_with_carry">subtract_with_carry</a> <span class="special">{</span>
<span class="keyword">public</span><span class="special">:</span>
<span class="comment">// types</span>
<span class="keyword">typedef</span> <span class="identifier">IntType</span> <a name="boost.random.subtract_with_carry.result_type"></a><span class="identifier">result_type</span><span class="special">;</span>
<span class="comment">// <a class="link" href="subtract_with_carry.html#boost.random.subtract_with_carryconstruct-copy-destruct">construct/copy/destruct</a></span>
<a class="link" href="subtract_with_carry.html#id1148500-bb"><span class="identifier">subtract_with_carry</span></a><span class="special">(</span><span class="special">)</span><span class="special">;</span>
<a class="link" href="subtract_with_carry.html#id1148501-bb"><span class="identifier">subtract_with_carry</span></a><span class="special">(</span><span class="identifier">uint32_t</span><span class="special">)</span><span class="special">;</span>
<span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">typename</span> Generator<span class="special">&gt;</span> <a class="link" href="subtract_with_carry.html#id1148508-bb"><span class="identifier">subtract_with_carry</span></a><span class="special">(</span><span class="identifier">Generator</span> <span class="special">&amp;</span><span class="special">)</span><span class="special">;</span>
<span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">typename</span> It<span class="special">&gt;</span> <a class="link" href="subtract_with_carry.html#id1148521-bb"><span class="identifier">subtract_with_carry</span></a><span class="special">(</span><span class="identifier">It</span> <span class="special">&amp;</span><span class="special">,</span> <span class="identifier">It</span><span class="special">)</span><span class="special">;</span>
<span class="comment">// <a class="link" href="subtract_with_carry.html#id1148406-bb">public member functions</a></span>
<span class="keyword">void</span> <a class="link" href="subtract_with_carry.html#id1148410-bb"><span class="identifier">seed</span></a><span class="special">(</span><span class="special">)</span><span class="special">;</span>
<span class="keyword">void</span> <a class="link" href="subtract_with_carry.html#id1148417-bb"><span class="identifier">seed</span></a><span class="special">(</span><span class="identifier">uint32_t</span><span class="special">)</span><span class="special">;</span>
<span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">typename</span> Generator<span class="special">&gt;</span> <span class="keyword">void</span> <a class="link" href="subtract_with_carry.html#id1148431-bb"><span class="identifier">seed</span></a><span class="special">(</span><span class="identifier">Generator</span> <span class="special">&amp;</span><span class="special">)</span><span class="special">;</span>
<span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">typename</span> It<span class="special">&gt;</span> <span class="keyword">void</span> <a class="link" href="subtract_with_carry.html#id1148451-bb"><span class="identifier">seed</span></a><span class="special">(</span><span class="identifier">It</span> <span class="special">&amp;</span><span class="special">,</span> <span class="identifier">It</span><span class="special">)</span><span class="special">;</span>
<span class="identifier">result_type</span> <a class="link" href="subtract_with_carry.html#id1148477-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">result_type</span> <a class="link" href="subtract_with_carry.html#id1148485-bb"><span class="identifier">max</span></a><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span>
<span class="identifier">result_type</span> <a class="link" href="subtract_with_carry.html#id1148492-bb"><span class="keyword">operator</span><span class="special">(</span><span class="special">)</span></a><span class="special">(</span><span class="special">)</span><span class="special">;</span>
<span class="comment">// <a class="link" href="subtract_with_carry.html#id1148541-bb">public static functions</a></span>
<span class="keyword">static</span> <span class="keyword">bool</span> <a class="link" href="subtract_with_carry.html#id1148544-bb"><span class="identifier">validation</span></a><span class="special">(</span><span class="identifier">result_type</span><span class="special">)</span><span class="special">;</span>
<span class="keyword">static</span> <span class="keyword">const</span> <span class="keyword">bool</span> has_fixed_range<span class="special">;</span>
<span class="keyword">static</span> <span class="keyword">const</span> <span class="identifier">result_type</span> min_value<span class="special">;</span>
<span class="keyword">static</span> <span class="keyword">const</span> <span class="identifier">result_type</span> max_value<span class="special">;</span>
<span class="keyword">static</span> <span class="keyword">const</span> <span class="identifier">result_type</span> modulus<span class="special">;</span>
<span class="keyword">static</span> <span class="keyword">const</span> <span class="keyword">unsigned</span> <span class="keyword">int</span> long_lag<span class="special">;</span>
<span class="keyword">static</span> <span class="keyword">const</span> <span class="keyword">unsigned</span> <span class="keyword">int</span> short_lag<span class="special">;</span>
<span class="special">}</span><span class="special">;</span></pre></div>
<div class="refsect1">
<a name="id2508220"></a><h2>Description</h2>
<p>Instantiations of <code class="computeroutput">subtract_with_carry</code> model a <a class="link" href="../../boost_random/reference.html#boost_random.reference.concepts.pseudo_random_number_generator" title="Pseudo-Random Number Generator">pseudo-random number generator</a> . The algorithm is described in</p>
<p> </p>
<div class="blockquote"><blockquote class="blockquote"><p> "A New Class of Random Number Generators", George Marsaglia and Arif Zaman, Annals of Applied Probability, Volume 1, Number 3 (1991), 462-480. </p></blockquote></div>
<p> </p>
<div class="refsect2">
<a name="id2508250"></a><h3>
<a name="boost.random.subtract_with_carryconstruct-copy-destruct"></a><code class="computeroutput">subtract_with_carry</code>
public
construct/copy/destruct</h3>
<div class="orderedlist"><ol class="orderedlist" type="1">
<li class="listitem"><pre class="literallayout"><a name="id1148500-bb"></a><span class="identifier">subtract_with_carry</span><span class="special">(</span><span class="special">)</span><span class="special">;</span></pre></li>
<li class="listitem"><pre class="literallayout"><a name="id1148501-bb"></a><span class="identifier">subtract_with_carry</span><span class="special">(</span><span class="identifier">uint32_t</span> value<span class="special">)</span><span class="special">;</span></pre></li>
<li class="listitem"><pre class="literallayout"><span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">typename</span> Generator<span class="special">&gt;</span> <a name="id1148508-bb"></a><span class="identifier">subtract_with_carry</span><span class="special">(</span><span class="identifier">Generator</span> <span class="special">&amp;</span> gen<span class="special">)</span><span class="special">;</span></pre></li>
<li class="listitem"><pre class="literallayout"><span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">typename</span> It<span class="special">&gt;</span> <a name="id1148521-bb"></a><span class="identifier">subtract_with_carry</span><span class="special">(</span><span class="identifier">It</span> <span class="special">&amp;</span> first<span class="special">,</span> <span class="identifier">It</span> last<span class="special">)</span><span class="special">;</span></pre></li>
</ol></div>
</div>
<div class="refsect2">
<a name="id2508469"></a><h3>
<a name="id1148406-bb"></a><code class="computeroutput">subtract_with_carry</code> public member functions</h3>
<div class="orderedlist"><ol class="orderedlist" type="1">
<li class="listitem"><pre class="literallayout"><span class="keyword">void</span> <a name="id1148410-bb"></a><span class="identifier">seed</span><span class="special">(</span><span class="special">)</span><span class="special">;</span></pre></li>
<li class="listitem"><pre class="literallayout"><span class="keyword">void</span> <a name="id1148417-bb"></a><span class="identifier">seed</span><span class="special">(</span><span class="identifier">uint32_t</span> value<span class="special">)</span><span class="special">;</span></pre></li>
<li class="listitem"><pre class="literallayout"><span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">typename</span> Generator<span class="special">&gt;</span> <span class="keyword">void</span> <a name="id1148431-bb"></a><span class="identifier">seed</span><span class="special">(</span><span class="identifier">Generator</span> <span class="special">&amp;</span> gen<span class="special">)</span><span class="special">;</span></pre></li>
<li class="listitem"><pre class="literallayout"><span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">typename</span> It<span class="special">&gt;</span> <span class="keyword">void</span> <a name="id1148451-bb"></a><span class="identifier">seed</span><span class="special">(</span><span class="identifier">It</span> <span class="special">&amp;</span> first<span class="special">,</span> <span class="identifier">It</span> last<span class="special">)</span><span class="special">;</span></pre></li>
<li class="listitem"><pre class="literallayout"><span class="identifier">result_type</span> <a name="id1148477-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></li>
<li class="listitem"><pre class="literallayout"><span class="identifier">result_type</span> <a name="id1148485-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></li>
<li class="listitem"><pre class="literallayout"><span class="identifier">result_type</span> <a name="id1148492-bb"></a><span class="keyword">operator</span><span class="special">(</span><span class="special">)</span><span class="special">(</span><span class="special">)</span><span class="special">;</span></pre></li>
</ol></div>
</div>
<div class="refsect2">
<a name="id2508829"></a><h3>
<a name="id1148541-bb"></a><code class="computeroutput">subtract_with_carry</code> public static functions</h3>
<div class="orderedlist"><ol class="orderedlist" type="1"><li class="listitem"><pre class="literallayout"><span class="keyword">static</span> <span class="keyword">bool</span> <a name="id1148544-bb"></a><span class="identifier">validation</span><span class="special">(</span><span class="identifier">result_type</span> x<span class="special">)</span><span class="special">;</span></pre></li></ol></div>
</div>
</div>
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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>)
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