text: /*
   * This file is part of MXE. See LICENSE.md for licensing information.
   *
   * This code was originally found on:
   *   http://eigen.tuxfamily.org/dox/GettingStarted.html
   */
  
  #include <Eigen/Dense>
  
  using Eigen::MatrixXd;
  
  int main()
  {
      MatrixXd m(2,2);
      m(0,0) = 3;
      m(1,0) = 2.5;
      m(0,1) = -1;
      m(1,1) = m(1,0) + m(0,1);
      return 0;
  }
  