Re: Data Cuts

From: Rene Brun (Rene.Brun@cern.ch)
Date: Sat May 09 1998 - 21:03:30 MEST


eppstein@draught.caltech.edu wrote:
> 
> Hello rooters,
>         I have a problem that I'm not sure how to approach and I hope you
> can point me in the right direction. I have a NTuple and I want to set
> parameters on certain NTuple variables (perform a data cut) and look
> at another parameter(s) under that restriction. I would like to be able to
> set multiple retrictions on the various NTuple variables. Does ROOT
> provide a feature for this or do I need to do it the hard way?
> 

Examples are given in the tutorials.
look at URL:
 http://root.cern.ch/root/html/examples/ntuple1.C.html
(this is tutorial # 23)

Rene Brun



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