std::cout << " shepp Shepp-Logan" << std::endl;
std::cout << " bandlimit Bandlimiting" << std::endl;
std::cout << " sinc Sinc" << std::endl;
std::cout << " cosine Cosine" << std::endl;
std::cout << " triangle Triangle" << std::endl;
std::cout << " hamming Hamming" << std::endl;
std::cout << " shepp Shepp-Logan" << std::endl;
std::cout << " bandlimit Bandlimiting" << std::endl;
std::cout << " sinc Sinc" << std::endl;
std::cout << " cosine Cosine" << std::endl;
std::cout << " triangle Triangle" << std::endl;
std::cout << " hamming Hamming" << std::endl;