Hi Ville, You have a typo (O instead of 0). The statement should be: data->Fit("f", "0Q"); Rene Brun On Mon, 14 Aug 2000, Ville Axel Bergholm wrote: > > Hi, > > for some reason the O option in TH1::Fit() doesn't seem to work. > The following code shouldn't draw the histogram, but it does. > Strangely, the source code (viewed through the class category > documentation) seems to be OK? > > > TF1 *theory = new TF1("theory", "expo(0)", 0, 1); > theory->SetParameters(1, -1); > TH1D *data = new TH1D("data", "raw data", 20, 0, 1); > data->FillRandom("theory", 500); > TF1 *f = new TF1("f", "pol3(0)", 0, 1); > data->Fit("f", "OQ"); // the histogram gets drawn! > > > Please send a reply also to my e-mail address. > > > Ville >
This archive was generated by hypermail 2b29 : Tue Jan 02 2001 - 11:50:31 MET