Name: Vladyslav Shtabovenko (email_not_shown)
Date: 01/17/17-10:35:10 AM Z


FeynHelpers

https://github.com/FeynCalc/feynhelpers

is your friend.

$LoadAddOns = {"FeynHelpers"};
<< FeynCalc`

res = PaXEvaluate[B0[pp, 0, 0]]

res // StandardForm

2 + 1/Epsilon - EulerGamma + Log[-(ScaleMu^2/(\[Pi] pp))]

Cheers,
Vladyslav

> I have used OneLoop function, the result is expressed involving B0[pp,0,0].
> I know B0 is the scalar integral of Passarino-Veltman reduction, but I wonder can also B0 be reduced to some explicit form, just like terms of log, gamma(Eulers constant) such that?
>
> Are there some useful function to deal with two-loop amplitudes?
>
> pre-Thanks!
> Tyger



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