code: public static void extractEpipoles( TrifocalTensor tensor , Point3D_F64 e2 , Point3D_F64 e3 ) {
  		TrifocalExtractGeometries e = new TrifocalExtractGeometries();
  		e.setTensor(tensor);
  		e.extractEpipoles(e2,e3);
  	}
docs: <p>
  Computes the epipoles of the first camera in the second and third images.  Epipoles are found
  in homogeneous coordinates and have a norm of 1.
  </p>
  
  <p>
  Properties:
  <ul>
  <li> e2<sup>T</sup>*F12 = 0
  <li> e3<sup>T</sup>*F13 = 0
  </ul>
  where F1i is a fundamental matrix from image 1 to i.
  </p>
  
  @see TrifocalExtractGeometries
  
  @param tensor Trifocal tensor.  Not Modified
  @param e2  Output: Epipole in image 2. Homogeneous coordinates. Modified
  @param e3  Output: Epipole in image 3. Homogeneous coordinates. Modified