Hello experts, so I want to do a template fit with Minuit of a map of histograms and I don’t seem to find exactly the way. Analytically the problem goes like this: I have a matrix of data histograms of invariant mass. They correspond to different pt cuts. If I have a pt cut from 5 to 12 from 12…

MINUIT template fit

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Wile_E_Coyote May 16, 2023, 2:19pm 3

Fitting two different data sets with the same parameters Newbie

There exist some “Fit Tutorials” in ${ROOTSYS}/tutorials/fit/ which demonstrate how to fit several histograms or graphs simultaneously, e.g.: ${ROOTSYS}/tutorials/fit/combinedFit.C ; ${ROOTSYS}/tutorials/fit/fit2dHist.C ; ${ROOTSYS}/tutorials/fit/fitMultiGraph.C ; ${ROOTSYS}/tutorials/fit/TwoHistoFit2D.C

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