Hello Karima,
please study:
http://www.feyncalc.org/documentation/index.html
for feynarts go to
http://www.feynarts.de
the LoopTools home-page is here:
http://www.feynarts.de/looptools/
You can also find more material on the web.
Rolf
This archive was generated by hypermail 2b29 : 09/04/20-12:55:05 AM Z CEST