Note aux Utilisateurs

   Copyright (C) 1997, by the Laboratoire d'Analyse Numérique,UPMC
   All Rights Reserved

   This code is provided 'as is', without any warranty of any kind,
   either expressed or implied, including but not limited to, any
   implied warranty of merchantibility or fitness for any purpose.
   In no event will any party who distributed the code be liable for
   damages or for any claim(s) by any other party, including but not
   limited to, any lost profits, lost monies, lost data or data
   rendered inaccurate, losses sustained by third parties, or any
   other special, incidental or conequential damages arising out of
   the use or inability to use the program, even if the possibility
   of such damages has been advised against. The entire risk as to
   the quality, the performance, and the fitness of the program for
   any particular purpose lies with the party using the code.

   This code, and any derivative of this code, may not be used in a
   commercial package without prior explicite written permission
   of all authors or their legal proxies. Verbatim copies of this 
   code may be made and distributed in any medium, provided that
   this copyright notice is not removed or altered in any way. No
   fees may be charged for distribution of the codes, other than a
   fee to cover the cost of the media and a reasonable handling fee.

   ANY USE OF THIS CODE CONSTITUTES ACCEPTANCE OF THE TERMS OF THE
   COPYRIGHT NOTICE