Hi Inkyu, What is your algorithm to compute the errors on the function ? Rene Brun On Wed, 14 Nov 2001 icpark@mail.cern.ch wrote: > Dear Rooters, > > Could somebody let me know how to draw a function (pol1 for example) with > error bar? > > Suppose we get a function "pol1" by fitting from a histogram. If I try > with TF1::Draw("e"), "e" is just my guess to plot error bars, it gives a > correct center line, but error bars are not the one from fit parameter. > > Ciao, > Inkyu > >
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