thanks, should be now fixed:
Am 22.01.2016 um 08:59 schrieb Sun Qingfeng:
> When I test the stable version of FC9.0, I find the function FCPrepareFAAmp dose not always work proporly:
> test1 = FAFeynAmpDenominator[
> FAPropagatorDenominator[Momentum[P, D], MW Sqrt[FAGaugeXi[W]]],
> FAPropagatorDenominator[Momentum[k, D], m]]
> test2 = FCPrepareFAAmp[test1]
> The expression in test2 still exist "FAGaugeXi", this problem can be fixed by applying this function repeatedly:
> test3 = FCPrepareFAAmp[FCPrepareFAAmp[test1]]
> Now the test3 is what I want.
> I saw your source. I do not know why this problem should appear.
> Sun Qingfeng
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