[Rivet] How to configure generators with Agile?

[Ulla Blumenschein]

Hi Andy,

Many thanks. If I can specify -p several times than this should be doable.

Cheers, Ulla

On Mon, Jul 1, 2013 at 10:56 PM, Andy Buckley <andy.buckley at cern.ch> wrote:

> On 01/07/13 22:49, Ulla Blumenschein wrote:
> > Dear all,
> >
> > I can't find any Agile documentation that explains anything beyond how
> > to setup the center of mass energy or the nature of the colliding
> particles.
> > Where can I find documentation/examples of how to setup the various
> > paratemeters for a specific generator?
> > Lets take a super-easy example: I want to run Pythia Z->ee.  How do I do
> it?
>
> Try agile-runmc --help : it tells you everything. There are also
> instructions in the Rivet tutorial slides and PDF manual.
>
> Generally the answer is that to set parameters away from their defaults
> you use -p "PARAM=VALUE" arguments to agile-runmc, or -P paramfile to
> read a collection of such settings from a file. Both -p and -P can be
> specified multiple times. After that it's up to you to read the
> generator manual to choose which params to set, but for PYTHIA6 Z->ee
> you'll want to set something like MSEL=11 (check that, I forget the code
> since I run Pythia8 more these days) and add -P fpythia-Zee.params to
> restrict the Z/gamma* decays to ee only.
>
> Andy
>
> --
> Dr Andy Buckley, Royal Society University Research Fellow
> Particle Physics Expt Group, University of Edinburgh / PH Dept, CERN
>



-- 
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    Ulla Blumenschein
    II Physik, Uni Goettingen
    Friedrich-Hund-Platz 1, D01.110
    phone: 0049-551-397645
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