Initial commit

libs/math/tools/generate_test_values.cpp

@@ -0,0 +1,41 @@
+//  (C) Copyright John Maddock 2005.
+//  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)
+
+#ifndef NTL_STD_CXX
+#  define NTL_STD_CXX
+#endif
+
+#include <iostream>
+#include <iomanip>
+#include "mp_t.hpp"
+
+mp_t log1p(mp_t arg)
+{
+   return log(arg + 1);
+}
+
+mp_t expm1(mp_t arg)
+{
+   return exp(arg) - 1;
+}
+
+int main()
+{
+   mp_t r, root_two;
+   r = 1.0;
+   root_two = 2.0;
+   root_two = sqrt(root_two);
+   r /= root_two;
+   mp_t lim = pow(mp_t(2), mp_t(-128));
+   std::cout << std::scientific << std::setprecision(40);
+   while(r > lim)
+   {
+      std::cout << "   { " << r << "L, " << log1p(r) << "L, " << expm1(r) << "L, }, \n";
+      std::cout << "   { " << -r << "L, " << log1p(-r) << "L, " << expm1(-r) << "L, }, \n";
+      r /= root_two;
+   }
+   return 0;
+}
+