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<h1 id="firstHeading" class="firstHeading"><span style="font-size:0.7em; line-height:130%">std::weibull_distribution::</span>a, b</h1>
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<tr class="t-nv"><td colspan="5"><div class="t-nv-ln-table"><div><a href="../independent_bits_engine.html" title="cpp/numeric/random/independent bits engine"><span class="t-lines"><span>independent_bits_engine</span></span></a></div><div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx11">(C++11)</span></span></span></div></div></td></tr>
<tr class="t-nv"><td colspan="5"><div class="t-nv-ln-table"><div><a href="../shuffle_order_engine.html" title="cpp/numeric/random/shuffle order engine"><span class="t-lines"><span>shuffle_order_engine</span></span></a></div><div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx11">(C++11)</span></span></span></div></div></td></tr>
<tr class="t-nv-h1"><td colspan="5"> Generators</td></tr>
<tr class="t-nv"><td colspan="5"><div class="t-nv-ln-table"><div><a href="../random_device.html" title="cpp/numeric/random/random device"><span class="t-lines"><span>random_device</span></span></a></div><div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx11">(C++11)</span></span></span></div></div></td></tr>
<tr class="t-nv-h1"><td colspan="5"> Distributions</td></tr>
<tr class="t-nv-h2"><td colspan="5"> Uniform distributions</td></tr>
<tr class="t-nv"><td colspan="5"><div class="t-nv-ln-table"><div><a href="../uniform_int_distribution.html" title="cpp/numeric/random/uniform int distribution"><span class="t-lines"><span>uniform_int_distribution</span></span></a></div><div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx11">(C++11)</span></span></span></div></div></td></tr>
<tr class="t-nv"><td colspan="5"><div class="t-nv-ln-table"><div><a href="../uniform_real_distribution.html" title="cpp/numeric/random/uniform real distribution"><span class="t-lines"><span>uniform_real_distribution</span></span></a></div><div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx11">(C++11)</span></span></span></div></div></td></tr>
<tr class="t-nv"><td colspan="5"><div class="t-nv-ln-table"><div><a href="../generate_canonical.html" title="cpp/numeric/random/generate canonical"><span class="t-lines"><span>generate_canonical</span></span></a></div><div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx11">(C++11)</span></span></span></div></div></td></tr>
<tr class="t-nv-h2"><td colspan="5"> Bernoulli distributions</td></tr>
<tr class="t-nv"><td colspan="5"><div class="t-nv-ln-table"><div><a href="../bernoulli_distribution.html" title="cpp/numeric/random/bernoulli distribution"><span class="t-lines"><span>bernoulli_distribution</span></span></a></div><div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx11">(C++11)</span></span></span></div></div></td></tr>
<tr class="t-nv"><td colspan="5"><div class="t-nv-ln-table"><div><a href="../binomial_distribution.html" title="cpp/numeric/random/binomial distribution"><span class="t-lines"><span>binomial_distribution</span></span></a></div><div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx11">(C++11)</span></span></span></div></div></td></tr>
<tr class="t-nv"><td colspan="5"><div class="t-nv-ln-table"><div><a href="../negative_binomial_distribution.html" title="cpp/numeric/random/negative binomial distribution"><span class="t-lines"><span>negative_binomial_distribution</span></span></a></div><div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx11">(C++11)</span></span></span></div></div></td></tr>
<tr class="t-nv"><td colspan="5"><div class="t-nv-ln-table"><div><a href="../geometric_distribution.html" title="cpp/numeric/random/geometric distribution"><span class="t-lines"><span>geometric_distribution</span></span></a></div><div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx11">(C++11)</span></span></span></div></div></td></tr>
<tr class="t-nv-h2"><td colspan="5"> Poisson distributions</td></tr>
<tr class="t-nv"><td colspan="5"><div class="t-nv-ln-table"><div><a href="../poisson_distribution.html" title="cpp/numeric/random/poisson distribution"><span class="t-lines"><span>poisson_distribution</span></span></a></div><div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx11">(C++11)</span></span></span></div></div></td></tr>
<tr class="t-nv"><td colspan="5"><div class="t-nv-ln-table"><div><a href="../exponential_distribution.html" title="cpp/numeric/random/exponential distribution"><span class="t-lines"><span>exponential_distribution</span></span></a></div><div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx11">(C++11)</span></span></span></div></div></td></tr>
<tr class="t-nv"><td colspan="5"><div class="t-nv-ln-table"><div><a href="../gamma_distribution.html" title="cpp/numeric/random/gamma distribution"><span class="t-lines"><span>gamma_distribution</span></span></a></div><div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx11">(C++11)</span></span></span></div></div></td></tr>
<tr class="t-nv"><td colspan="5"><div class="t-nv-ln-table"><div><a href="../weibull_distribution.html" title="cpp/numeric/random/weibull distribution"><span class="t-lines"><span>weibull_distribution</span></span></a></div><div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx11">(C++11)</span></span></span></div></div></td></tr>
<tr class="t-nv"><td colspan="5"><div class="t-nv-ln-table"><div><a href="../extreme_value_distribution.html" title="cpp/numeric/random/extreme value distribution"><span class="t-lines"><span>extreme_value_distribution</span></span></a></div><div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx11">(C++11)</span></span></span></div></div></td></tr>
<tr class="t-nv-h2"><td colspan="5"> Normal distributions</td></tr>
<tr class="t-nv"><td colspan="5"><div class="t-nv-ln-table"><div><a href="../normal_distribution.html" title="cpp/numeric/random/normal distribution"><span class="t-lines"><span>normal_distribution</span></span></a></div><div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx11">(C++11)</span></span></span></div></div></td></tr>
<tr class="t-nv"><td colspan="5"><div class="t-nv-ln-table"><div><a href="../lognormal_distribution.html" title="cpp/numeric/random/lognormal distribution"><span class="t-lines"><span>lognormal_distribution</span></span></a></div><div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx11">(C++11)</span></span></span></div></div></td></tr>
<tr class="t-nv"><td colspan="5"><div class="t-nv-ln-table"><div><a href="../chi_squared_distribution.html" title="cpp/numeric/random/chi squared distribution"><span class="t-lines"><span>chi_squared_distribution</span></span></a></div><div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx11">(C++11)</span></span></span></div></div></td></tr>
<tr class="t-nv"><td colspan="5"><div class="t-nv-ln-table"><div><a href="../cauchy_distribution.html" title="cpp/numeric/random/cauchy distribution"><span class="t-lines"><span>cauchy_distribution</span></span></a></div><div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx11">(C++11)</span></span></span></div></div></td></tr>
<tr class="t-nv"><td colspan="5"><div class="t-nv-ln-table"><div><a href="../fisher_f_distribution.html" title="cpp/numeric/random/fisher f distribution"><span class="t-lines"><span>fisher_f_distribution</span></span></a></div><div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx11">(C++11)</span></span></span></div></div></td></tr>
<tr class="t-nv"><td colspan="5"><div class="t-nv-ln-table"><div><a href="../student_t_distribution.html" title="cpp/numeric/random/student t distribution"><span class="t-lines"><span>student_t_distribution</span></span></a></div><div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx11">(C++11)</span></span></span></div></div></td></tr>
<tr class="t-nv-h2"><td colspan="5"> Sampling distributions</td></tr>
<tr class="t-nv"><td colspan="5"><div class="t-nv-ln-table"><div><a href="../discrete_distribution.html" title="cpp/numeric/random/discrete distribution"><span class="t-lines"><span>discrete_distribution</span></span></a></div><div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx11">(C++11)</span></span></span></div></div></td></tr>
<tr class="t-nv"><td colspan="5"><div class="t-nv-ln-table"><div><a href="../piecewise_constant_distribution.html" title="cpp/numeric/random/piecewise constant distribution"><span class="t-lines"><span>piecewise_constant_distribution</span></span></a></div><div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx11">(C++11)</span></span></span></div></div></td></tr>
<tr class="t-nv"><td colspan="5"><div class="t-nv-ln-table"><div><a href="../piecewise_linear_distribution.html" title="cpp/numeric/random/piecewise linear distribution"><span class="t-lines"><span>piecewise_linear_distribution</span></span></a></div><div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx11">(C++11)</span></span></span></div></div></td></tr>
<tr class="t-nv-h1"><td colspan="5"> Seed Sequences</td></tr>
<tr class="t-nv"><td colspan="5"><div class="t-nv-ln-table"><div><a href="../seed_seq.html" title="cpp/numeric/random/seed seq"><span class="t-lines"><span>seed_seq</span></span></a></div><div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx11">(C++11)</span></span></span></div></div></td></tr>
<tr class="t-nv-h1"><td colspan="5"> C library</td></tr>
<tr class="t-nv"><td colspan="5"><div class="t-nv-ln-table"><div><a href="../rand.html" title="cpp/numeric/random/rand"><span class="t-lines"><span>rand</span></span></a></div></div></td></tr>
<tr class="t-nv"><td colspan="5"><div class="t-nv-ln-table"><div><a href="../srand.html" title="cpp/numeric/random/srand"><span class="t-lines"><span>srand</span></span></a></div></div></td></tr>
<tr class="t-nv"><td colspan="5"><div class="t-nv-ln-table"><div><a href="../RAND_MAX.html" title="cpp/numeric/random/RAND MAX"><span class="t-lines"><span>RAND_MAX</span></span></a></div></div></td></tr>
</table></div><div><span class="editsection noprint plainlinks" title="Edit this template"><a rel="nofollow" class="external text" href="http://en.cppreference.com/mwiki/index.php?title=Template:cpp/numeric/random/navbar_content&action=edit">[edit]</a></span></div></div></div></div><div class="t-navbar-sep"> </div><div class="t-navbar-head"><a href="../weibull_distribution.html" title="cpp/numeric/random/weibull distribution"><tt>std::weibull_distribution</tt></a><div class="t-navbar-menu"><div><div><table class="t-nv-begin" cellpadding="0" style="">
<tr class="t-nv-h1"><td colspan="5"> Member functions</td></tr>
<tr class="t-nv"><td colspan="5"><div class="t-nv-ln-table"><div><a href="weibull_distribution.html" title="cpp/numeric/random/weibull distribution/weibull distribution"><span class="t-lines"><span>weibull_distribution::weibull_distribution</span></span></a></div></div></td></tr>
<tr class="t-nv"><td colspan="5"><div class="t-nv-ln-table"><div><a href="reset.html" title="cpp/numeric/random/weibull distribution/reset"><span class="t-lines"><span>weibull_distribution::reset</span></span></a></div></div></td></tr>
<tr class="t-nv-h2"><td colspan="5"> Generation</td></tr>
<tr class="t-nv"><td colspan="5"><div class="t-nv-ln-table"><div><a href="operator().html" title="cpp/numeric/random/weibull distribution/operator()"><span class="t-lines"><span>weibull_distribution::operator()</span></span></a></div></div></td></tr>
<tr class="t-nv-h2"><td colspan="5"> Characteristics</td></tr>
<tr class="t-nv"><td colspan="5"><div class="t-nv-ln-table"><div><strong class="selflink"><span class="t-lines"><span>weibull_distribution::a</span><span>weibull_distribution::b</span></span></strong></div></div></td></tr>
<tr class="t-nv"><td colspan="5"><div class="t-nv-ln-table"><div><a href="param.html" title="cpp/numeric/random/weibull distribution/param"><span class="t-lines"><span>weibull_distribution::param</span></span></a></div></div></td></tr>
<tr class="t-nv"><td colspan="5"><div class="t-nv-ln-table"><div><a href="min.html" title="cpp/numeric/random/weibull distribution/min"><span class="t-lines"><span>weibull_distribution::min</span></span></a></div></div></td></tr>
<tr class="t-nv"><td colspan="5"><div class="t-nv-ln-table"><div><a href="max.html" title="cpp/numeric/random/weibull distribution/max"><span class="t-lines"><span>weibull_distribution::max</span></span></a></div></div></td></tr>
<tr class="t-nv-h1"><td colspan="5"> Non-member functions</td></tr>
<tr class="t-nv"><td colspan="5"><div class="t-nv-ln-table"><div><a href="operator_cmp.html" title="cpp/numeric/random/weibull distribution/operator cmp"><span class="t-lines"><span>operator==</span><span>operator!=</span></span></a></div></div></td></tr>
<tr class="t-nv"><td colspan="5"><div class="t-nv-ln-table"><div><a href="operator_ltltgtgt.html" title="cpp/numeric/random/weibull distribution/operator ltltgtgt"><span class="t-lines"><span>operator<<</span><span>operator>></span></span></a></div></div></td></tr>
</table></div><div><span class="editsection noprint plainlinks" title="Edit this template"><a rel="nofollow" class="external text" href="http://en.cppreference.com/mwiki/index.php?title=Template:cpp/numeric/random/weibull_distribution/navbar_content&action=edit">[edit]</a></span></div></div></div></div><div class="t-navbar-sep"> </div></div>
<table class="t-dcl-begin"><tbody>
<tr class="t-dcl t-since-cxx11">
<td> <div><span class="mw-geshi cpp source-cpp">RealType a<span class="br0">(</span><span class="br0">)</span> <span class="kw4">const</span><span class="sy4">;</span></span></div></td>
<td> (1) </td>
<td> <span class="t-mark-rev t-since-cxx11">(since C++11)</span> </td>
</tr>
<tr class="t-dcl t-since-cxx11">
<td> <div><span class="mw-geshi cpp source-cpp">RealType b<span class="br0">(</span><span class="br0">)</span> <span class="kw4">const</span><span class="sy4">;</span></span></div></td>
<td> (2) </td>
<td> <span class="t-mark-rev t-since-cxx11">(since C++11)</span> </td>
</tr>
<tr class="t-dcl-sep"><td></td><td></td><td></td></tr>
</tbody></table>
<p>Returns the parameters the distribution was constructed with.
</p>
<div class="t-li1"><span class="t-li">1)</span> Returns the <span class="texhtml" style="white-space: nowrap;">a</span> parameter. It defines the shape of the distribution. The default value is <span class="t-c"><span class="mw-geshi cpp source-cpp"><span class="nu16">1.0</span></span></span>.</div>
<div class="t-li1"><span class="t-li">2)</span> Returns the <span class="texhtml" style="white-space: nowrap;">b</span> parameter. It defines the scale of the distribution. The default value is <span class="t-c"><span class="mw-geshi cpp source-cpp"><span class="nu16">1.0</span></span></span>. </div>
<table id="toc" class="toc"><tr><td><div id="toctitle"><h2>Contents</h2></div>
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<li class="toclevel-1 tocsection-1"><a href="params.html#Parameters"><span class="tocnumber">1</span> <span class="toctext">Parameters</span></a></li>
<li class="toclevel-1 tocsection-2"><a href="params.html#Return_value"><span class="tocnumber">2</span> <span class="toctext">Return value</span></a></li>
<li class="toclevel-1 tocsection-3"><a href="params.html#Complexity"><span class="tocnumber">3</span> <span class="toctext">Complexity</span></a></li>
<li class="toclevel-1 tocsection-4"><a href="params.html#See_also"><span class="tocnumber">4</span> <span class="toctext">See also</span></a></li>
</ul>
</td></tr></table>
<h3><span class="editsection">[<a href="http://en.cppreference.com/mwiki/index.php?title=cpp/numeric/random/weibull_distribution/params&action=edit&section=1" title="Edit section: Parameters">edit</a>]</span> <span class="mw-headline" id="Parameters">Parameters</span></h3>
<p>(none)
</p>
<h3><span class="editsection">[<a href="http://en.cppreference.com/mwiki/index.php?title=cpp/numeric/random/weibull_distribution/params&action=edit&section=2" title="Edit section: Return value">edit</a>]</span> <span class="mw-headline" id="Return_value">Return value</span></h3>
<div class="t-li1"><span class="t-li">1)</span> The value of the <span class="texhtml" style="white-space: nowrap;">a</span> parameter.</div>
<div class="t-li1"><span class="t-li">2)</span> The value of the <span class="texhtml" style="white-space: nowrap;">b</span> parameter.</div>
<h3><span class="editsection">[<a href="http://en.cppreference.com/mwiki/index.php?title=cpp/numeric/random/weibull_distribution/params&action=edit&section=3" title="Edit section: Complexity">edit</a>]</span> <span class="mw-headline" id="Complexity">Complexity</span></h3>
<p>Constant.
</p>
<h3><span class="editsection">[<a href="http://en.cppreference.com/mwiki/index.php?title=cpp/numeric/random/weibull_distribution/params&action=edit&section=4" title="Edit section: See also">edit</a>]</span> <span class="mw-headline" id="See_also">See also</span></h3>
<table class="t-dsc-begin">
<tr class="t-dsc">
<td> <div class="t-dsc-member-div"><div><a href="param.html" title="cpp/numeric/random/weibull distribution/param"> <span class="t-lines"><span>param</span></span></a></div></div>
</td>
<td> gets or sets the distribution parameter object <br /> <span class="t-mark">(public member function)</span> <span class="editsection noprint plainlinks" title="Edit this template"><a rel="nofollow" class="external text" href="http://en.cppreference.com/mwiki/index.php?title=Template:cpp/numeric/random/distribution/dsc_param&action=edit">[edit]</a></span>
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