Name: Rolf Mertig Date: 12/10/04-05:43:52 PM Z


Dear Jon,
I am not sure, but probably a workaround is better.
I also attach the notebook I made up yesterday for Jaime where a more
involved trace-functions than just TR[Calc[#]]& was needed.
Regards,
Rolf

Jon Palmer wrote:

>Dear Rolf,
>
>We appreciate the help understanding these trace bugs.
>
>Does this bug persist if the traces result from calculating amplitudes using
>FeyArts/Phi. For instance in the following example
>
>tops = CreateTopologies[args]
>inserts = InsertFields[tops, ….]
>ampFA = CreateFeynAmp[inserts, ….]
>ampFC = FAToFC[ampFA, DiracTraceEvaluate -> True]
>
>
>Can we assume that the traces in ampFC will be evaluated properly or is a
>workaround required?
>
>Many thanks
>Jon Palmer
>
>
>
>