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1 | #include <Eigen/Dense>
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2 | #include <iostream>
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3 |
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4 | using namespace Eigen;
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5 | using namespace std;
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6 |
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7 | int main(int, char**)
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8 | {
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9 | cout.precision(3);
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10 | typedef Matrix<float,3,3> Matrix3x3;
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11 | Matrix3x3 m = Matrix3x3::Random();
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12 | Matrix3f y = Matrix3f::Random();
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13 | cout << "Here is the matrix m:" << endl << m << endl;
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14 | cout << "Here is the matrix y:" << endl << y << endl;
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15 | Matrix3f x;
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16 | x = m.householderQr().solve(y);
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17 | assert(y.isApprox(m*x));
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18 | cout << "Here is a solution x to the equation mx=y:" << endl << x << endl;
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19 |
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20 | return 0;
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21 | }
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