1 // (C) Copyright John Maddock 2006.
2 // Use, modification and distribution are subject to the
3 // Boost Software License, Version 1.0. (See accompanying file
4 // LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
6 #define BOOST_MATH_MAX_SERIES_ITERATION_POLICY 10000000
8 #include <boost/math/constants/constants.hpp>
9 #include <boost/lexical_cast.hpp>
12 #include <boost/math/tools/test_data.hpp>
13 #include <boost/random.hpp>
16 using namespace boost::math::tools;
17 using namespace boost::math;
20 struct hypergeometric_1f2_gen
22 mp_t operator()(mp_t a1, mp_t b1, mp_t b2, mp_t z)
32 abs_result += fabs(term);
33 if (fabs(result) * boost::math::tools::epsilon<mp_t>() > fabs(term))
45 if (abs_result * boost::math::tools::epsilon<mp_t>() / fabs(result) > 1e-40)
46 throw std::domain_error("Unable to calculate result");
48 std::cout << a1 << " " << b1 << " " << b2 << " " << z << " " << result << std::endl;
53 int main(int, char* [])
55 parameter_info<mp_t> arg1, arg2, arg3, arg4;
58 std::cout << "Welcome.\n"
59 "This program will generate spot tests for 2F0:\n";
67 std::cout << "Enter the range to calculate over for a1, b1 and b2 (single value, range will be -x to x): ";
71 std::cout << "Enter the range to calculate over for z (single value, range will be -x to x): ";
75 std::cout << "Enter how many test points to calculate: ";
76 std::cin >> num_spots;
79 random_ns::mt19937 rnd;
80 random_ns::uniform_real_distribution<float> ur_a(-range, range);
81 random_ns::uniform_real_distribution<float> ur_z(-z_range, z_range);
90 arg1 = make_single_param(a1);
91 arg2 = make_single_param(b1);
92 arg3 = make_single_param(b2);
93 arg4 = make_single_param(z);
94 data.insert(hypergeometric_1f2_gen(), arg1, arg2, arg3, arg4);
95 } while (num_spots--);
97 std::cout << "Any more data?";
104 std::cout << "Enter name of test data file [default=hypergeometric_1f2.ipp]";
105 std::getline(std::cin, line);
106 boost::algorithm::trim(line);
108 line = "hypergeometric_1f2.ipp";
109 std::ofstream ofs(line.c_str());
110 ofs << std::scientific << std::setprecision(40);
111 write_code(ofs, data, line.c_str());