Name: Frederic Kapusta Date: 06/20/02-03:05:15 PM Z


Hi!
Still the same unanswered question :
Tr[GS[p].GS[p].GS[r]] gives GS[r] p^2 and not 0
 as Tr[GS[p].GS[q].GS[r]]
  Do you have an explanation ?
       Thanks for answering soon,
               Frederic