Re: Accessing TFx parameters by name

From: Rene BRUN <brun_at_mail.cern.ch>
Date: Wed, 9 Mar 2005 21:02:10 +0100 (MET)


Eric

You can acall GetParameter and GetParError on a TF1,2,3.

You call FixParameter, ReleaseParameter in the TVirtualFitter interface or derived classes.

Rene Brun

On Wed, 9 Mar
2005, Eric Vaandering wrote:

> I'm using root 3.10, but it seems root v4 has the same issue.
>
> One can call SetParameter("name",value) on a TF1 for instance but not call
> GetParError, FixParameter, or ReleaseParameter the same way since TFormula
> doesn't provide those methods
>
> Is there a reason for this or can such a method be added in future releases.
>
> Thanks,
>
> Eric Vaandering
>
>
Received on Wed Mar 09 2005 - 21:02:16 MET

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