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	6129	September 24, 2018
Welcome to the ROOT forum! News	1	3601	February 10, 2017
PyRoot: filling dictionary with histograms ROOT	0	1	November 26, 2020
Generating dictionaries fails in Windows ROOT	1	3	November 26, 2020
Roofit Binomial term in pdf Roofit and RooStats	2	267	November 26, 2020
How to call Form in python ROOT	1	6	November 26, 2020
Openning a bunch of files placed at HTTP remote with RDataFrame ROOT rdataframe	2	6	November 26, 2020
Get histograms from two different files and plot on same canvas Newbie	5	5	November 26, 2020
Fit with variables varying by integer steps ROOT	8	526	November 26, 2020
Difference between root 6.18 and 6.22 for RooProdPdf Roofit and RooStats	2	24	November 26, 2020
Parameter uncertainties from 2D chi-squared histogram ROOT hist , root	0	3	November 26, 2020
Using root files with vector<float> branches as input into TMVA-keras TMVA python , tree	2	10	November 26, 2020
Doubt with ROOT and M1 Mac Newbie	4	14	November 26, 2020
Importing and visualizing gdml with tessellated solids Newbie	5	75	November 26, 2020
Installing latest root version: v6-22-99 ROOT	5	60	November 26, 2020
PyROOT importing Root, but not any of the attributes of said module ROOT python	10	38	November 26, 2020
Filling a histogram with ntuple entries with cuts Newbie	1	18	November 26, 2020
Running time dependence on cluster distance from CERN for jobs on GKE cluster (open data) ROOT	3	31	November 26, 2020
New TBrowser won't open a window Newbie tree , root , graphics	2	23	November 26, 2020
How to get the fitting plots using `FitSlicesY` ROOT	2	9	November 26, 2020
How to make a text file from .root file? ROOT	4	36	November 26, 2020
Directory names in ROOT ROOT	4	45	November 26, 2020
Subtract elements of same branch with different selections ROOT root , tree , hist	7	52	November 26, 2020
Use of RooSimultaneous pdf with "MustBeExtended" and "CanNotBeExtended" pdfs Roofit and RooStats	0	9	November 26, 2020
RDataFrame not able to read branches containing array whose size is of type Short_t ROOT rdataframe	2	27	November 25, 2020
EVE - Reproducing alice_vsd - how to center the projected views? ROOT	6	29	November 26, 2020
Set axis range on THStack Newbie	2	23	November 26, 2020
Check one branch in a TChain before processing all branches ROOT tree	2	15	November 26, 2020
TChain parallel reading - more than 1 branch ROOT	19	79	November 25, 2020
Simultaneous fit with HistFactory Roofit and RooStats	2	42	November 25, 2020

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…