Geometry/app/main.cpp

#include "main.h"

int main(){
    cout<<"Hello World"<<endl;
    eigenExample();
    return 0;
}

void eigenExample(){
    Eigen::MatrixXd m(2,2);
    m(1,0) = 2.5;
    m(0,1) = -1;
    m(1,1) = m(1,0) + m(0,1);
    cout << m << endl;
}