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

   1 Matrix4i m = Matrix4i::Random();
   2 cout << "Here is the matrix m:" << endl << m << endl;
   3 cout << "Here are the coefficients on the 1st super-diagonal and 2nd sub-diagonal of m:" << endl
   4      << m.diagonal<1>().transpose() << endl
   5      << m.diagonal<-2>().transpose() << endl;