Re: Fitting TGraphErrors

see comments in the doc of TGraph::Fit
http://root.cern.ch/root/html/TGraph.html#TGraph:Fit

Rene Brun

OKUMURA, Akira wrote:
> Hello ROOTers,
>
> I attache an example of TGraphErrors::Fit. The left plot returns
> reasonable chi^2/ndf, but the right side doesn't. The result depends
> on the variable "kScale" in the macro.
>
> The fitting results from the left and the right plots should be the
> same value mathematically.
>
> Am I doing something incorrect?
>
> 5.22.00 + Mac OS X 10.5.6
>
> Regards,
>
> OKUMURA, Akira oxon_at_ceres.phys.s.u-tokyo.ac.jp
> Department of Physics, The University of Tokyo
> 7-3-1 Hongo, Bunkyo-ku, Tokyo 113-0033
> TEL/FAX +81 3-5841-4173/4059
> Skype : okumura.akira
Received on Tue Feb 24 2009 - 13:03:30 CET