ground/gcs/src/libs/eigen/doc/snippets/Tutorial_solve_singular.cpp

   1 Matrix3f A;
   2 Vector3f b;
   3 A << 1,2,3,  4,5,6,  7,8,9;
   4 b << 3, 3, 4;
   5 cout << "Here is the matrix A:" << endl << A << endl;
   6 cout << "Here is the vector b:" << endl << b << endl;
   7 Vector3f x;
   8 x = A.lu().solve(b);
   9 cout << "The solution is:" << endl << x << endl;