" Raise Error "

Hi Claude,

Looks like a FR problem to me.
Could you take a look at this question:
> https://answers.launchpad.net/madgraph5/+question/191392

Cheers,

Olivier

PS: Your reply will be attached automatically to this ticket.

Begin forwarded message:

> From: Saurabh Niyogi <email address hidden>
> Date: 22 mars 2012 06:55:47 HAE
> To: <email address hidden>
> Subject: [Question #191392]: " Raise Error "
> Reply-To: <email address hidden>
>
> New question #191392 on MadGraph5:
> https://answers.launchpad.net/madgraph5/+question/191392
>
> Hi,
>
> We are trying to implement a scenario with flat TeV-sized extra
> dimensions having some non-universal parameters in
> MadGraph-5_v1_3_33 via Feynrules generated UFO files. We are
> generating 1st KK gluon pair. This part seems ok. It is showing
> correct Feynman Diagrams. But while launching, it is showing some
> error message like :
>
> MadGraph5Error : Unable to evaluate ((cmath.pi*R + 2*rG)*1/
> Sin((cmath.pi*MG1*R)/2.)*(3*cmath.pi*R + 2*rG*(3 -
> 4*cmath.cos(cmath.pi*MG1*R) + cmath.cos(2*cmath.pi*MG1*R)) -
> (4*cmath.sin(cmath.pi*MG1*R))/MG1 + cmath.sin(2*cmath.pi*MG1*R)/
> (2.*MG1)))/(8.*(2*rG + 1/Sin((cmath.pi*MG1*R)/2.)*((cmath.pi*R)/2. -
> cmath.sin(cmath.pi*MG1*R)/(2.*MG1)))**2): raise error: name 'Sin' is
> not defined
>
> Thus it stops calculating cross section as well. Can you please
> help us explaining what is going on here?
>
> Thanks !
>
> Saurabh
>
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