[Rivet] compile error and patch: OSX 10.6.8 or more std C++ compiler

William Hamish Bell w.bell at cern.ch
Tue Nov 5 10:13:52 GMT 2013


Hi Andy,

We would need a fromHadronDecay() function, where electroweak decays resulting in tau->leptons would be rejected.  Can we go ahead and patch

https://rivet.hepforge.org/code/dev/a00682_source.html#l00054

?

Thanks and best regards,

Will

On Nov 5, 2013, at 10:57 AM, Andy Buckley wrote:

> Hi Will,
> 
> Rivet's Particle class has a fromDecay() member which allows to test for
> hadron or tau origin of any particle. Quarks aren't considered in this,
> however, due to the lack of portability. Is that sufficient for you, or
> not? Our tools are always evolving, but we're quite firm about not
> implementing "unsafe" (i.e. generator-dependent) features... but if the
> case for it is really good then we can try to reach an MC agreement on a
> standard representation.
> 
> Andy
> 
> 
> On 05/11/13 10:42, William Hamish Bell wrote:
>> Hi Andy,
>> 
>> Have there been any developments on the selection of leptons with non-hadron or u,d,s,c,b quark parents?
>> 
>> Thanks and best regards,
>> 
>> Will
>> 
>> On Mar 15, 2013, at 3:33 PM,  wrote:
>> 
>>> Hi Andy,
>>> 
>>> While b-tagging would be good, the exclusion of non-prompt leptons is tricky since they come from many sources.  If we throw out the leptons from b-decays, then there are the leptons from c-decays or Dalitz decays (pi0 -> e+e- gamma), which can also sneak into the prompt sample.
>>> 
>>> Regards,
>>> 
>>> Will
>> 
> 
> 
> -- 
> Dr Andy Buckley, Royal Society University Research Fellow
> Particle Physics Expt Group, University of Glasgow / PH Dept, CERN



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