1Matrix3f A(3,3); 2A << 1,2,3, 4,5,6, 7,8,10; 3PartialPivLU<Matrix3f> luOfA(A); // compute LU decomposition of A 4Vector3f b; 5b << 3,3,4; 6Vector3f x; 7x = luOfA.solve(b); 8cout << "The solution with right-hand side (3,3,4) is:" << endl; 9cout << x << endl; 10b << 1,1,1; 11x = luOfA.solve(b); 12cout << "The solution with right-hand side (1,1,1) is:" << endl; 13cout << x << endl; 14