doc/examples/Tutorial_simple_example_fixed_size.cpp


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#include <Eigen/Core>

// import most common Eigen's types 
USING_PART_OF_NAMESPACE_EIGEN

int main(int argc, char *argv[])
{
  Matrix3f m3;
  m3 << 1, 2, 3, 4, 5, 6, 7, 8, 9;
  Matrix4f m4 = Matrix4f::Identity();
  Vector4i v4(1, 2, 3, 4);

  std::cout << "m3\n" << m3 << "\nm4:\n" << m4 << "\nv4:\n" << v4 << std::endl;
}