00001 Matrix3f A; 00002 Vector3f b; 00003 A << 1,2,3, 4,5,6, 7,8,9; 00004 b << 3, 3, 4; 00005 cout << "Here is the matrix A:" << endl << A << endl; 00006 cout << "Here is the vector b:" << endl << b << endl; 00007 Vector3f x; 00008 x = A.lu().solve(b); 00009 cout << "The solution is:" << endl << x << endl;