2 cout <<
"Here is the matrix m:" << endl <<
m << endl;
3 cout <<
"Here is m.fixed<2, 2>(2, 2):" << endl <<
m.block<2, 2>(2, 2) << endl;
4 m.block<2, 2>(2, 0) =
m.block<2, 2>(2, 2);
5 cout <<
"Now the matrix m is:" << endl <<
m << endl;
Matrix< double, 4, 4 > Matrix4d
4×4 matrix of type double.
Matrix< double, 4, 1 > Vector4d
4×1 vector of type double.