LATTICE="nnn chain lattice with dimerization" J1=1 J2=0 delta=0 local_S=.5 MODEL="dimfrust" CONSERVED_QUANTUMNUMBERS="N,Sz" Sz_total=0 SWEEPS=4 NUMBER_EIGENVALUES=1 MEASURE_CORRELATIONS[Diagonal spin correlations]=Sz MEASURE_CORRELATIONS[Offdiagonal spin correlations]="Splus:Sminus" NUM_WARMUP_STATES=50 L=25 { MAXSTATES=100 }