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 to ask 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, jus…	2	18112	September 24, 2018
Welcome to the ROOT forum! News	1	7965	February 10, 2017
Equally Split Entries into Groups ROOT	10	47	December 9, 2024
How to redefine the range of axis for a defined object in TH2Poly class ROOT root	11	23	December 9, 2024
Installing ROOT with PYTHIA6 support ROOT	3	18	December 8, 2024
Access and modify TTree(Delphes) ROOT tree	13	44	December 7, 2024
How to calculate a correction for a function Newbie hist , python , root , rdataframe	1	25	December 7, 2024
Uproot histogram behaviors Newbie	1	21	December 7, 2024
Problem installing ROOT with PYTHIA6 support ROOT root	6	28	December 7, 2024
STL collection object in TFile not compatible across OSX and Linux ROOT bug , root	3	35	December 6, 2024
What(): RooAbsCollection::addOwned could not add the argument to the collection! The ownership would not be well defined if we ignore this Roofit and RooStats root	5	16	December 6, 2024
Weighting histogram ROOT	3	19	December 6, 2024
Make install and search for headers Newbie	3	20	December 6, 2024
ROOT install on MacOs 15.1.1 XCode 16.1 Old Mac Intel Core I9 Newbie	6	17	December 6, 2024
Setting a ROOT TApplication Icon on macos ROOT	10	21	December 5, 2024
Image quality issue when saving TH2D's drawn with colz option as a PDF ROOT	17	81	December 5, 2024
How to properly delete TTree* and TGraph* and renew them Newbie root	9	517	December 5, 2024
GetMinimum for TH1F and TH2F ROOT	2	25	December 4, 2024
Malformed or corrupted AST file ROOT root	7	27	December 3, 2024
Problems with pyROOT after updating to macOS Sequoia 15.1 ROOT python , root	1	31	December 3, 2024
Break Segmentation Violation in Reading Delphes Output ROOT	8	36	December 2, 2024
RooPlot - no axes, no frame Roofit and RooStats	3	35	December 2, 2024
Bin content of pdf and generated data Roofit and RooStats	2	36	December 2, 2024
How calculate effectieve gain as function of voltage Garfield++	4	39	December 2, 2024
Nbr of Bins per Subgroup Newbie	12	20	December 2, 2024
Segmentation Violation with createNLL ROOT python , root	5	23	December 2, 2024
Large Tree-based RooDataSet Roofit and RooStats	5	23	December 2, 2024
Energy Loss of a track problem Garfield++	1	15	December 1, 2024
Adding a new branch such that invariant mass that not exist in DelphesTree TMVA tree	3	29	November 30, 2024
Root installation to be able to use TF1Convolution and RooGExpModel ROOT root	3	27	November 29, 2024

Newbie forum for when you're not sure

If you’re new to ROOT, C++, data analysis etc, and you hesitate to ask 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, jus…