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<h1>LecuyerUniformRng Class Reference</h1><!-- doxytag: class="QuantLib::LecuyerUniformRng" --><code>#include <ql/math/randomnumbers/lecuyeruniformrng.hpp></code>
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<a href="class_quant_lib_1_1_lecuyer_uniform_rng-members.html">List of all members.</a><hr><a name="_details"></a><h2>Detailed Description</h2>
Uniform random number generator.
<p>
Random number generator of L'Ecuyer with added Bays-Durham shuffle (know as ran2 in Numerical recipes)<p>
For more details see Section 7.1 of Numerical Recipes in C, 2nd Edition, Cambridge University Press (available at <a href="http://www.nr.com/">http://www.nr.com/</a>) <table border="0" cellpadding="0" cellspacing="0">
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<tr><td colspan="2"><br><h2>Public Types</h2></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="d6ae312199547dfd98f3b79b89a036f0"></a><!-- doxytag: member="QuantLib::LecuyerUniformRng::sample_type" ref="d6ae312199547dfd98f3b79b89a036f0" args="" -->
typedef <a class="el" href="struct_quant_lib_1_1_sample.html">Sample</a>< <a class="el" href="group__types.html#g4bdf4bfe76b9ffa6fa64c47d8bfa0c78">Real</a> > </td><td class="memItemRight" valign="bottom"><b>sample_type</b></td></tr>
<tr><td colspan="2"><br><h2>Public Member Functions</h2></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="class_quant_lib_1_1_lecuyer_uniform_rng.html#148a11db369ad4f65dee641ecb0f8215">LecuyerUniformRng</a> (long seed=0)</td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="el" href="struct_quant_lib_1_1_sample.html">sample_type</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="class_quant_lib_1_1_lecuyer_uniform_rng.html#a348e1b433db27307b840e4a41684b34">next</a> () const </td></tr>
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<hr><h2>Constructor & Destructor Documentation</h2>
<a class="anchor" name="148a11db369ad4f65dee641ecb0f8215"></a><!-- doxytag: member="QuantLib::LecuyerUniformRng::LecuyerUniformRng" ref="148a11db369ad4f65dee641ecb0f8215" args="(long seed=0)" -->
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<td>(</td>
<td class="paramtype">long </td>
<td class="paramname"> <em>seed</em> = <code>0</code> </td>
<td> ) </td>
<td width="100%"><code> [explicit]</code></td>
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if the given seed is 0, a random seed will be chosen based on clock()
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<hr><h2>Member Function Documentation</h2>
<a class="anchor" name="a348e1b433db27307b840e4a41684b34"></a><!-- doxytag: member="QuantLib::LecuyerUniformRng::next" ref="a348e1b433db27307b840e4a41684b34" args="() const " -->
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<td class="memname"><a class="el" href="struct_quant_lib_1_1_sample.html">sample_type</a> next </td>
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<td width="100%"> const</td>
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returns a sample with weight 1.0 containing a random number uniformly chosen from (0.0,1.0)
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