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import FWCore.ParameterSet.Config as cms
pythiaUESettingsBlock = cms.PSet(
pythiaUESettings = cms.vstring(
'MSTU(21)=1 ! Check on possible errors during program execution',
'MSTJ(22)=2 ! Decay those unstable particles',
'PARJ(71)=10 . ! for which ctau 10 mm',
'MSTP(33)=0 ! no K factors in hard cross sections',
'MSTP(2)=1 ! which order running alphaS',
'MSTP(51)=10042 ! structure function chosen (external PDF CTEQ6L1)',
'MSTP(52)=2 ! work with LHAPDF',
'PARP(82)=1.921 ! pt cutoff for multiparton interactions',
'PARP(89)=1800. ! sqrts for which PARP82 is set',
'PARP(90)=0.227 ! Multiple interactions: rescaling power',
'MSTP(95)=6 ! CR (color reconnection parameters)',
'PARP(77)=1.016 ! CR',
'PARP(78)=0.538 ! CR',
'PARP(80)=0.1 ! Prob. colored parton from BBR',
'PARP(83)=0.356 ! Multiple interactions: matter distribution parameter',
'PARP(84)=0.651 ! Multiple interactions: matter distribution parameter',
'PARP(62)=1.025 ! ISR cutoff',
'MSTP(91)=1 ! Gaussian primordial kT',
'PARP(93)=10.0 ! primordial kT-max',
'MSTP(81)=21 ! multiple parton interactions 1 is Pythia default',
'MSTP(82)=4 ! Defines the multi-parton model',
)
)
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