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;
Matrix< int, 4, 4 > Matrix4i
4×4 matrix of type int.