Tutorial_ArrayClass_addition.cpp

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#include <Eigen/Dense>
#include <iostream>
 
using namespace Eigen;
using namespace std;
 
int main()
{
  ArrayXXf a(3,3);
  ArrayXXf b(3,3);
  a << 1,2,3,
       4,5,6,
       7,8,9;
  b << 1,2,3,
       1,2,3,
       1,2,3;
       
  // Adding two arrays
  cout << "a + b = " << endl << a + b << endl << endl;
 
  // Subtracting a scalar from an array
  cout << "a - 2 = " << endl << a - 2 << endl;
}