doc/snippets/DenseBase_LinSpacedInt.cpp

cout << "Even spacing inputs:" << endl;
cout << VectorXi::LinSpaced(8, 1, 4).transpose() << endl;
cout << VectorXi::LinSpaced(8, 1, 8).transpose() << endl;
cout << VectorXi::LinSpaced(8, 1, 15).transpose() << endl;
cout << "Uneven spacing inputs:" << endl;
cout << VectorXi::LinSpaced(8, 1, 7).transpose() << endl;
cout << VectorXi::LinSpaced(8, 1, 9).transpose() << endl;
cout << VectorXi::LinSpaced(8, 1, 16).transpose() << endl;