Hi Saleem There is a contradiction in your requirement. Make a first pass with a free parameter (the default) then use the fitted value to fix the parameter. Rene Brun On Thu, 22 May 2003, Saleem, Muhammad wrote: > > Hi > > this might be very basic question but i could not find this thing. > Any one knows that if i want to fix the parameter without giving the value inthe arguments, how this can be done, for instance; > > i use this: > > f->FixParameter( 0, <value>); > but i dont want to put this value i want to fix this whatever comes out if i set this free. so what i want is soem thing like: > > f->FixParameter( 0 ); > but this is not acceptable if i use this in root. > > any one knows how to solve this problem. > > > regards > > ---saleem >
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