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[136] | 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(3,3);
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| 11 | A << 1,2,3, 4,5,6, 7,8,10;
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| 12 | PartialPivLU<Matrix3f> luOfA(A); // compute LU decomposition of A
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| 13 | Vector3f b;
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| 14 | b << 3,3,4;
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| 15 | Vector3f x;
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| 16 | x = luOfA.solve(b);
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| 17 | cout << "The solution with right-hand side (3,3,4) is:" << endl;
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| 18 | cout << x << endl;
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| 19 | b << 1,1,1;
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| 20 | x = luOfA.solve(b);
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| 21 | cout << "The solution with right-hand side (1,1,1) is:" << endl;
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| 22 | cout << x << endl;
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| 23 |
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| 24 | return 0;
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| 25 | }
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