doc/examples/Tutorial_ArrayClass_mult.cpp


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#include <Eigen/Dense>
#include <iostream>

using namespace Eigen;
using namespace std;

int main()
{
  ArrayXXf a(2,2);
  ArrayXXf b(2,2);
  
  a << 1,2,
       3,4;

  b << 5,6,
       7,8;

  cout << "a * b = " << endl
       << a * b << endl;
}