Pavol Strizenec wrote: > > Dear Rooters, > > I would like to report small bug in fitting the graph. > If one have the constant in the graph, and try to fit with first > order polynomial, result is floating point exception. > Let's try the following macro: > > { > gROOT->Reset(); > > Float_t a[5]={1,2,3,4,5}; > Float_t b[5]={0.5,0.5,0.5,0.5,0.5}; > > TGraph *test = new TGraph(5,a,b); > > test->Fit("pol1"); > } > > with other functions (e.g. gauss) all works normaly. The same is true > for constant histogram. > > I am working with Root v. 2.00/12, on Alpha/Unix with DEC/CXX compiler. > Thanks for reporting this simple case. Now fixed in my dev version. Rene Brun
This archive was generated by hypermail 2b29 : Tue Jan 04 2000 - 00:34:38 MET