#include <boost/math/special_functions/lanczos.hpp>
#include <boost/math/concepts/real_concept.hpp>
#include <iostream>
#include <iomanip>

int main(void)
{
   std::cout << typeid(boost::math::lanczos::lanczos<float, boost::math::policies::policy<> >::type).name() << std::endl;
   std::cout << typeid(boost::math::lanczos::lanczos<double, boost::math::policies::policy<> >::type).name() << std::endl;
   std::cout << typeid(boost::math::lanczos::lanczos<long double, boost::math::policies::policy<> >::type).name() << std::endl;
   std::cout << typeid(boost::math::lanczos::lanczos<boost::math::concepts::real_concept, boost::math::policies::policy<> >::type).name() << std::endl;

   return 0;
}