petsc-3.13.6 2020-09-29
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multigrid
ex18.c
Nonlinear Radiative Transport PDE with multigrid in 2d.
Uses 2-dimensional distributed arrays.
A 2-dim simplified Radiative Transport test problem is used, with analytic Jacobian.
Solves the linear systems via multilevel methods
The command line
options are:
-tleft <tl>, where <tl> indicates the left Diriclet BC
-tright <tr>, where <tr> indicates the right Diriclet BC
-beta <beta>, where <beta> indicates the exponent in T
ex25.c