N = 20
Npart = 10
t1 = 1.0
t2 = 0.2
U = 1.0
V1 = 0.5
nsw = 6
sweeps_args = [
  "maxdim" "mindim" "cutoff" "noise"
  50 10 1e-12 1e-7
  100 20 1e-12 1e-8
  200 20 1e-12 1e-10
  400 20 1e-12 0
  800 20 1e-12 1e-11
  800 20 1e-12 0
]
