Tutorial_BlockOperations_colrow.cpp revision c981c48f5bc9aefeffc0bcb0cc3934c2fae179dd 
1#include <Eigen/Dense>
2#include <iostream>
3
4using namespace std;
5
6int main()
7{
8  Eigen::MatrixXf m(3,3);
9  m << 1,2,3,
10       4,5,6,
11       7,8,9;
12  cout << "Here is the matrix m:" << endl << m << endl;
13  cout << "2nd Row: " << m.row(1) << endl;
14  m.col(2) += 3 * m.col(0);
15  cout << "After adding 3 times the first column into the third column, the matrix m is:\n";
16  cout << m << endl;
17}
18