Re: [ROOT] adding histograms

From: Rene Brun (Rene.Brun@cern.ch)
Date: Sun Apr 01 2001 - 09:25:21 MEST


See example in $ROOTSYS/tutorials/hadd.C

Rene Brun

On Sun, 1 Apr 2001, Dennis C. Arogancia wrote:

> 
> 
> Hi rooters,
> 
> 
> 	I have generated several rootfiles, say,
> anal00.root, anal01.root, anal02.root, anal03.root, and anal04.root. Each
> rootfile contains 1-dimensional histograms such as hEvis, hPt, hPl,
> hWmass, hCoshtrk, etc. I want to add all the histograms each root file
> and put the result in a single rootfile. How do i do this?
> 
> 
> 
> dennis
> 



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