#include <Eigen/Core>
#include <iostream>
◆ main()
6 m3 << 1, 2, 3, 4, 5, 6, 7, 8, 9;
7 Eigen::Matrix4f m4 = Eigen::Matrix4f::Identity();
8 Eigen::Vector4i v4(1, 2, 3, 4);
10 std::cout <<
"m3\n" << m3 <<
"\nm4:\n" << m4 <<
"\nv4:\n" << v4 << std::endl;