[ROOT] Re: physical constants?

From: Rene Brun (Rene.Brun@cern.ch)
Date: Thu Aug 08 2002 - 16:31:30 MEST


Hi Christian,

The latest version of ROOT in CVS contains plenty of physics constants
including the CLHEP constants. see TMath.h at
http://root.cern.ch/root/htmldoc/TMath.h

Rene Brun

On Thu, 8 Aug 2002, Christian Hansen wrote:

> 
> Hi ROOTers,
> 
> does it exist a collection of physical constants
> in ROOT?
> 
> Was first thinking to do 
>   # include "CLHEP/Units/PhysicalConstants.h"
> but ofcourse that won't work since there is no way
> to tell a "Makefile" to do
>   -I/afs/cern.ch/sw/lhcxx/specific/@sys/CLHEP/1.7.0.0/include
> 
> Is there any other way to get hold of physical constants
> in ROOT or do I have to define them myself?
> 
> Cheers
> / Christian Hansen
> 
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