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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 | Matrix3f A;
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11 | Vector3f b;
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12 | A << 1,2,3, 4,5,6, 7,8,9;
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13 | b << 3, 3, 4;
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14 | cout << "Here is the matrix A:" << endl << A << endl;
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15 | cout << "Here is the vector b:" << endl << b << endl;
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16 | Vector3f x;
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17 | x = A.lu().solve(b);
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18 | cout << "The solution is:" << endl << x << endl;
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19 |
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20 | return 0;
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21 | }
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