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			68 lines
		
	
	
		
			1.8 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			68 lines
		
	
	
		
			1.8 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
| // Copyright John Maddock 2006.
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| // Use, modification and distribution are subject to the
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| // Boost Software License, Version 1.0.
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| // (See accompanying file LICENSE_1_0.txt
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| // or copy at http://www.boost.org/LICENSE_1_0.txt)
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| #include <boost/math/tools/test_data.hpp>
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| #include <boost/test/included/prg_exec_monitor.hpp>
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| #include <boost/math/special_functions/ellint_1.hpp>
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| #include <boost/math/special_functions/jacobi_zeta.hpp>
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| #include <fstream>
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| #include <boost/math/tools/test_data.hpp>
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| #include "mp_t.hpp"
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| 
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| using namespace boost::math::tools;
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| using namespace boost::math;
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| using namespace std;
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| 
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| mp_t heuman_lambda(mp_t phi, mp_t k)
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| {
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|    mp_t kp = sqrt(1 - k *k);
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|    if((k * k < tools::epsilon<float>()) && (fabs(phi) >= constants::half_pi<mp_t>()))
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|       throw std::domain_error("");
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|    return ellint_1(kp, phi) / ellint_1(kp) + ellint_1(k) * jacobi_zeta(kp, phi) / constants::half_pi<mp_t>();
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| }
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| 
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| int cpp_main(int argc, char*argv [])
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| {
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|    using namespace boost::math::tools;
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| 
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|    parameter_info<mp_t> arg1, arg2;
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|    test_data<mp_t> data;
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| 
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|    bool cont;
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|    std::string line;
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| 
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|    if(argc < 1)
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|       return 1;
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| 
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|    do{
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|       if(0 == get_user_parameter_info(arg1, "phi"))
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|          return 1;
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|       if(0 == get_user_parameter_info(arg2, "k"))
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|          return 1;
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| 
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|       mp_t(*fp)(mp_t, mp_t) = &heuman_lambda;
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|       data.insert(fp, arg1, arg2);
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| 
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|       std::cout << "Any more data [y/n]?";
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|       std::getline(std::cin, line);
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|       boost::algorithm::trim(line);
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|       cont = (line == "y");
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|    }while(cont);
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| 
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|    std::cout << "Enter name of test data file [default=heuman_lambda_data.ipp]";
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|    std::getline(std::cin, line);
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|    boost::algorithm::trim(line);
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|    if(line == "")
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|       line = "heuman_lambda_data.ipp";
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|    std::ofstream ofs(line.c_str());
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|    line.erase(line.find('.'));
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|    ofs << std::scientific << std::setprecision(40);
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|    write_code(ofs, data, line.c_str());
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| 
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|    return 0;
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| }
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| 
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| 
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