14 lines
		
	
	
		
			213 B
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			14 lines
		
	
	
		
			213 B
		
	
	
	
		
			C++
		
	
	
	
	
	
| #include <iostream>
 | |
| #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);
 | |
|   std::cout << m << std::endl;
 | |
| }
 | 
