ROOT Forum

Topic	Replies	Views	Activity
Newbie forum for when you're not sure News If you’re new to ROOT, C++, data analysis etc, and you hesitate with asking your question then please ask it in the Newbie section, where nice people help and we have special rules to be more welcoming. Don’t hesitate,…	3	4691	September 24, 2018
Welcome to the ROOT forum! News	2	3144	February 10, 2017
JSROOT Legend Title ROOT jsroot	1	4	June 7, 2020
<ROOT::Math::Fitter::SetFCN>: FCN function has zero parameters Roofit and RooStats tree , root	1	4	June 7, 2020
Extracting histograms from HistFactory generated RooWorkspace Roofit and RooStats	1	11	June 6, 2020
Segmentation fault executing SetPoint in script Newbie	2	13	June 6, 2020
Unable to build ROOT in ubuntu 18.04.4 LTS? ROOT	1	15	June 6, 2020
Probably a math function problem Newbie	5	16	June 6, 2020
Misplaced TH1D errors ROOT	2	12	June 6, 2020
Problems in compiling 6.19/6.20 on Ubuntu 20.04 ROOT	14	82	June 6, 2020
Using the TCut in a TH1F Filling ROOT	1	16	June 6, 2020
ACLiC compiling problem Newbie	3	14	June 6, 2020
TGraph2D how to set axis ranges? ROOT	12	1879	June 6, 2020
No matching member function for call to 'GetObject' on TFile object Newbie	2	16	June 6, 2020
Draw Files on Same Canvas Newbie	5	20	June 6, 2020
TEve - Geometry - Visibility of Daugher volumes ROOT	7	27	June 6, 2020
No y-axis label when using THStack Newbie	2	20	June 6, 2020
Fatal Errors when running ROOT for the first time Newbie	1	15	June 6, 2020
Problems implementing multiple range sideband fit (unbinned extended maximum likelihood) for a 2d data set Roofit and RooStats	1	13	June 5, 2020
How to set PYTHONPATH when I obtain "Import ROOT error . No module found" Newbie	4	28	June 5, 2020
Installing root with Conda Newbie root , python	1	19	June 5, 2020
How to work with data from two root files ROOT	12	25	June 5, 2020
The ROOT interpreter crashes/closes itself on use of cin or cout Newbie root , bug	7	26	June 5, 2020
Reading from TTree ROOT hist , tree	11	43	June 5, 2020
Wrong error on number of events when using AsymptoticError and Extended flag in tutorial rf611_weightedfits.C Roofit and RooStats roofit	5	20	June 5, 2020
Plots NOT being displayed through evolving data sets Newbie	16	60	June 5, 2020
Static Compilation of a ROOT Class Dictionary ROOT tree	2	23	June 5, 2020
Fit of an array ROOT	16	25	June 5, 2020
How is the BDT separation value calculated TMVA	3	58	June 5, 2020
Question about plotting and appending to a pdf file multigraph plots in Pyroot ROOT python , graphics	5	19	June 5, 2020

Newbie forum for when you're not sure

If you’re new to ROOT, C++, data analysis etc, and you hesitate with asking your question then please ask it in the Newbie section, where nice people help and we have special rules to be more welcoming. Don’t hesitate,…