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dft_tools/doc/reference/utilities/tupletools_3.cpp

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#include <triqs/utility/tuple_tools.hpp>
#include <iostream>
int main() {
auto t = std::make_tuple(1, 2.3, 4.3, 8);
auto l = [](double x) { return -x; };
auto res = triqs::tuple::map(l, t);
std::cout << res << std::endl;
}