Name: Dimitry Fedorov Date: 01/17/09-08:29:49 AM Z
The function A0[M1^2] depends on D implicitly. Also it depends
on regulator
mass (mass scale) \mu^2. If you need i can find and write out exact
formula,
but this formula one can find in any reference book concerning
Passrino-Veltman integral functions.
-—- Original Message —–
From: “Mr M.”
<[noreply_at_HIDDEN-E-MAIL]>
To:
<[feyncalc_at_HIDDEN-E-MAIL]>
Sent: Friday, January 16, 2009 4:11 PM
Subject: SetOptions[OneLoop, Dimension -> D]
> Hi, I am using FC-6.00 with Mathematica-6.03 and run into problem of
not
> being able to perform OneLoop integration for some arbitrary
dimension D.
> Here one example calc.
> IN->
> SetOptions[OneLoop, Dimension -> D];
> TEST = OneLoop[k,
> I*FourVector[k, \[Mu], Dimension -> D]*
> FourVector[k, \[Nu], Dimension -> D]*FAD[{k,
M1}]] // InputForm
> OUT->
> -(M1^2*Pi^2*(M1^2 +
2*A0[M1^2])*Pair[LorentzIndex[\[Mu]],
> LorentzIndex[\[Nu]]])/8
> I want to obtain the result being dependent of D, to cancel it
later
> manually. Am I missing something?
>
> Thanks.
>