# Cookbook 4: Regionally Refined Meshes

[CitcomS]
steps = 250                 ; number of time steps

[CitcomS.controller]
monitoringFrequency = 50    ; how often outputs are created

[CitcomS.solver]
rayleigh = 1e6              ; Rayleigh number
datafile = cookbook4        ; prefix of output filenames

[CitcomS.solver.ic]
num_perturbations = 1
perturbmag = 0.05
perturblayer = 10

# Perturb the initial temperature gradient in the longitudinal
# direction.
perturbl = 1
perturbm = 0

[CitcomS.solver.mesher]
# Read uneven mesh point coordinates from 'coor.dat'.
coor = 1
coor_file = coor.dat

nprocx = 1
nprocy = 1
nprocz = 1
nodex = 33
nodey = 17
nodez = 17

[CitcomS.solver.visc]
VISC_UPDATE = on
num_mat = 4
visc0 = 1,1,1,1
TDEPV = on
rheol = 4
viscE = 0.2,0.2,0.2,0.2
viscT = 0,0,0,0
viscZ = 0,0,0,0
VMIN = on
visc_min = 1.0
VMAX = on
visc_max = 100.0