gr->Fit(f1, "W EX0 R N Q"); // initial pre-fit
gr->Fit(f1, "R"); // final fit
ROOT Forum → Search → “initial pre-fit”
BTW. Note that ‘’’ != ```
gr->Fit(f1, "W EX0 R N Q"); // initial pre-fit
gr->Fit(f1, "R"); // final fit
ROOT Forum → Search → “initial pre-fit”
BTW. Note that ‘’’ != ```