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https://github.com/triqs/dft_tools
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17 lines
382 B
C++
17 lines
382 B
C++
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#include <triqs/arrays/array.hpp>
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using triqs::arrays::array;
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using triqs::arrays::array_view;
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using triqs::arrays::range;
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int main() {
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array<double, 2> A(3, 3);
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A() = 2.5;
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std::cout << A << std::endl;
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array_view<double, 1> B = A(1, range()); // select the first line of the matrix
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std::cout << "B = " << B << std::endl;
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B(0) = 1;
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std::cout << "A = " << A << std::endl;
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}
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