/**
  \page GeometryPage Geometry Concepts
 
  Insight provide basic classe to represent geometrical concepts, alghought
  the aim of the toolkit is not computational geometry, some of these elements
  are necessary for common procedures in image processing.

  This document present the different geometric concepts used in the toolkit,
  as well as their relationships and how they can effectively be used.
  
  At the beggining there was the Point

 \image html itkSpacePoint.jpg

 */
