Hi, On Thu, 24 Jul 2003, Raghunath Sahoo wrote: > > Hello, > > > > > Suppose I fit a function to a 1-d histogram. > > > What is the function in ROOT used to fetch the following information ? > > > > There is no special function to return this info, but.. > > > > > > 1. The maximum value of the data point (x-value) used in the fitting. > > > > This is the center of the last non empty bin > > > In general this may not be true always. Could you tell me a case when this is not true? Rene Brun > In case of fitting a function to a histogram, all points > need not go to the fit. Hence the centre of the last > non-empty bin may not go to the fitting. > There should be some way out to know the 1st & last point which > go to the fit. > > Thanks & Regards, > Raghunath. > > > > > > > > > > > 2. The minimum value of the data point (x-value) used in the fitting. > > > > This is the center of the first non empty bin > > > > Rene Brun > > > > > > > > > > > Any help is most welcome. > > > Thanks in advance, > > > Cheers, > > > Raghunath. > > > > > > ******************************************************************** > > > * Raghunath Sahoo * Phone: +91-0674-2301172 * > > > * Doctoral Scholar * 2301058 * > > > * Institute Of Physics * Lab:- 230,H-303,359(Extn) * > > > * Sachivalaya Marg * Fax: +91-0674-300142 * > > > * Bhubaneswar * URL: http://www.iopb.res.in/~raghu * > > > * Orissa (India)-751005 * email: raghu@iopb.res.in * > > > ******************************************************************** > > > * raghu@rcf.rhic.bnl.gov * raghu@mail.cern.ch * > > > * raghu_iop@rediffmail.com * > > > ******************************************************************** > > > > > > >
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