I am an user of FenCalc for two years. Recently I find a surprsing(to me) properties of some codes. Following are the codes:
With this code, I can get results when using math4.1+FeynCalc4.1.1
but some mistakes (FYI..) are reported when I use maht5.1+FeynCalc5beta3 or 5beta1 or 4.2;
I want to know whether there are some bug in OneLoopSimplify in some cases. Would you kindly like to give me some informations on this.
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