problem: advection
stab: supg
stab_tau: advdiff_shakib
degree: 1

wind_type: boundary_layer
advection_ic_type: boundary_layer
diffusion_coeff: 5e-4

implicit:
ts:
  time_step: 1e-2
  type: alpha
  alpha_radius: 1
  adapt_type: none
  max_steps: 200
  # monitor_solution: cgns:advection_wave.cgns
  # monitor_solution_interval: 1
snes:
  mf_operator:
  lag_jacobian: 100
  lag_jacobian_persists: true
dm_mat_preallocate_skip: false

dm_plex:
  dim: 2
  box_lower: 0,0
  box_upper: 1,0.5
  box_faces: 20,20
  shape: box
  box_bd: none,none
bc_wall: 1,2,3,4
wall_comps: 0,1,2,3,4