1bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant#include <Eigen/Core> 2bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant#include <iostream> 3f5256e16dfc425c1d466f6308d4026d529ce9e0bHoward Hinnant 4bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnantusing namespace Eigen; 5b64f8b07c104c6cc986570ac8ee0ed16a9f23976Howard Hinnantusing namespace std; 6b64f8b07c104c6cc986570ac8ee0ed16a9f23976Howard Hinnant 7bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnantint main(void) 8bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant{ 9bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant int const N = 5; 10bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant MatrixXi A(N,N); 11bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant A.setRandom(); 12bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant cout << "A =\n" << A << '\n' << endl; 13bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant cout << "A(:,1..3) =\n" << A.middleCols<3>(1) << endl; 14712522cfd8f61321b4f197ec0de02b0146afb5a5Howard Hinnant return 0; 15712522cfd8f61321b4f197ec0de02b0146afb5a5Howard Hinnant} 16712522cfd8f61321b4f197ec0de02b0146afb5a5Howard Hinnant