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23 lines
471 B
C++
23 lines
471 B
C++
#include <iostream>
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#include <Eigen/Dense>
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using namespace Eigen;
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int main()
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{
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Matrix2d a;
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a << 1, 2,
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3, 4;
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MatrixXd b(2,2);
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b << 2, 3,
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1, 4;
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std::cout << "a + b =\n" << a + b << std::endl;
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std::cout << "a - b =\n" << a - b << std::endl;
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std::cout << "Doing a += b;" << std::endl;
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a += b;
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std::cout << "Now a =\n" << a << std::endl;
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Vector3d v(1,2,3);
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Vector3d w(1,0,0);
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std::cout << "-v + w - v =\n" << -v + w - v << std::endl;
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}
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