Origin and Modelling of Cold Dark Matter Halo Properties: IV. Triaxial   Ellipticity
  This paper has been withdrawn owing a re-arrangement of two previously submitted papers. The new version of the theoretical work on the triaxial shape of dark matter haloes can be found at the ArXiv astro-ph list (CO) as article 1104.2905 
Eduard Salvador-Sol\'e, Sinue Serra, Alberto Manrique and Guillermo   Gonz\'alez-Casado
astro-ph.CO