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42 lines
1.2 KiB
C++
42 lines
1.2 KiB
C++
// Copyright John Maddock 2007.
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// Copyright Paul A. Bristow 2010.
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// Use, modification and distribution are subject to the
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// Boost Software License, Version 1.0. (See accompanying file
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// LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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// Note that this file contains quickbook mark-up as well as code
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// and comments, don't change any of the special comment mark-ups!
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#ifdef _MSC_VER
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# pragma warning (disable : 4305) // 'initializing' : truncation from 'long double' to 'const eval_type'
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# pragma warning (disable : 4244) // 'conversion' : truncation from 'long double' to 'const eval_type'
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#endif
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//[policy_ref_snip4
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#include <boost/math/distributions/normal.hpp>
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using boost::math::normal_distribution;
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using namespace boost::math::policies;
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// Define a policy:
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typedef policy<
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promote_float<false>
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> my_policy;
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// Define the new normal distribution using my_policy:
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typedef normal_distribution<float, my_policy> my_norm;
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// Get a quantile:
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float q = quantile(my_norm(), 0.05f);
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//] [policy_ref_snip4]
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#include <iostream>
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using std::cout; using std::endl;
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int main()
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{
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cout << " quantile(my_norm(), 0.05f) = " << q << endl; // -1.64485
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}
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