message: Fix a bug in nsigma definitio
diff: @@ -252,10 +252,11 @@ Float_t AliAnalysisTaskNucleiv2PbPb18::nSigmaTPCdandt (AliAODTrack *track) {
  else if(fptc == 2) mass = AliPID::ParticleMass(AliPID::kTriton);
  Double_t dEdx_au = track->GetTPCsignal();
  //Expected dE/dx for d and t
  - Float_t dandtExp = 1.0*AliExternalTrackParam::BetheBlochAleph(2.0*p/mass,paramDandTdata[0],paramDandTdata[1],paramDandTdata[2],paramDandTdata[3],paramDandTdata[4]);
  + Float_t dandtExp = 1.0*AliExternalTrackParam::BetheBlochAleph(p/mass,paramDandTdata[0],paramDandTdata[1],paramDandTdata[2],paramDandTdata[3],paramDandTdata[4]);
  Double_t sigma = 0.07;//dE/dx Resolution for 3He (7%)
  Double_t nSigma = (dEdx_au - dandtExp)/(sigma*dandtExp);
  return nSigma;
  +
  }
  //_____________________________________________________________________________
  AliAnalysisTaskNucleiv2PbPb18::~AliAnalysisTaskNucleiv2PbPb18()
  