#include "RooGradMinimizerFcn.h"
#include "RooAbsArg.h"
#include "RooAbsPdf.h"
#include "RooArgSet.h"
#include "RooRealVar.h"
#include "RooMsgService.h"
#include "RooMinimizer.h"
#include "Riostream.h"
#include "TIterator.h"
#include "TClass.h"
#include "Fit/Fitter.h"
#include "Math/Minimizer.h"
#include <algorithm>
#include <iostream>