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<h3 class="subtitle">A free/open-source library for quantitative finance</h3>
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<h3 class="navbartitle">Version 1.2</h3>
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<!-- doxytag: class="QuantLib::ConstantEstimator" --><!-- doxytag: inherits="QuantLib::VolatilityCompositor" -->
<p>Constant-estimator volatility model.
<a href="class_quant_lib_1_1_constant_estimator.html#details">More...</a></p>
<p><code>#include <ql/models/volatility/constantestimator.hpp></code></p>
<p>Inherits VolatilityCompositor.</p>
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Public Member Functions</h2></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a98e507eeab1154e1a307974b5a7166cd"></a><!-- doxytag: member="QuantLib::ConstantEstimator::ConstantEstimator" ref="a98e507eeab1154e1a307974b5a7166cd" args="(Size size)" -->
 </td><td class="memItemRight" valign="bottom"><b>ConstantEstimator</b> (<a class="el" href="group__types.html#gaf38bdb4c54463b1f456655efa95b5c77">Size</a> size)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a49e665f5ac3e31612db334fd86e69d31"></a><!-- doxytag: member="QuantLib::ConstantEstimator::calculate" ref="a49e665f5ac3e31612db334fd86e69d31" args="(const TimeSeries< Volatility > &)" -->
<a class="el" href="class_quant_lib_1_1_time_series.html">TimeSeries</a>< <a class="el" href="group__types.html#gaaa95ab7fe66935e3f7535413fad2a7d3">Volatility</a> > </td><td class="memItemRight" valign="bottom"><b>calculate</b> (const <a class="el" href="class_quant_lib_1_1_time_series.html">TimeSeries</a>< <a class="el" href="group__types.html#gaaa95ab7fe66935e3f7535413fad2a7d3">Volatility</a> > &)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="aadd29f9fc5341618d0620aebc77aed6b"></a><!-- doxytag: member="QuantLib::ConstantEstimator::calibrate" ref="aadd29f9fc5341618d0620aebc77aed6b" args="(const TimeSeries< Volatility > &)" -->
void </td><td class="memItemRight" valign="bottom"><b>calibrate</b> (const <a class="el" href="class_quant_lib_1_1_time_series.html">TimeSeries</a>< <a class="el" href="group__types.html#gaaa95ab7fe66935e3f7535413fad2a7d3">Volatility</a> > &)</td></tr>
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<hr/><a name="details" id="details"></a><h2>Detailed Description</h2>
<div class="textblock"><p>Constant-estimator volatility model. </p>
<p>Volatilities are assumed to be expressed on an annual basis. </p>
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