Name: Purnendu Chakraborty (email_not_shown)
Date: 11/08/02-08:42:25 PM Z


Hi,
     I am getting corrrect expression for Tr[DiracSlash[a].DiracSlash[a]].
I am using latest version Feyncalc of in Mathematica 4.0.

Purnendu

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On Thu, 7 Nov 2002, Roberto Sghedoni wrote:

> There's a bug in FeynCalc: it calculates Tr[DiracSlash[a].DiracSlash[a]] as > a^2 but the correct result is 4*a^2. > Instead the calculation of Tr[DiracSlash[a].DiracSlash[b]] is correct. > > > > ---------- > > Roberto Sghedoni > Dipartimento di Fisica dell'UniversitÓ degli Studi di Parma > Parco Area delle Scienze 7/A > 43100 Parma > Tel. +39.0521.905493 > Fax +39.0521.905223 > e-mail: sghedoni@fis.unipr.it > web: www.fis.unipr.it/~sghedoni/ > >



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