Initial commit

libs/math/example/policy_ref_snip4.cpp

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