11. Description of document versions

Version Aster	Author (s) Organization (s)	Description of changes
6.4	J.EL- GHARIB, G. DEBRUYNE EDF -R&D/ AMA	Initial text
7.3	J.El-Gharib, EDF -R&D/ AMA	Tangent operator for the critical point
9.4	J.El-Gharib, EDF -R&D/ AMA	Tangent operator modification, addition of internal variables, cf. sheets REX 10585 and 10700