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15 lines
282 B
15 lines
282 B
#include <Eigen/Core>
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#include <iostream>
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using namespace Eigen;
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using namespace std;
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int main(void)
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{
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int const N = 5;
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MatrixXi A(N,N);
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A.setRandom();
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cout << "A =\n" << A << '\n' << endl;
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cout << "A(1..3,:) =\n" << A.middleCols(1,3) << endl;
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return 0;
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}
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