[petsc-users] Does Petsc has Finite volume code example

[Jed Brown]

Matthew Knepley <knepley at gmail.com> writes:

> On Thu, Apr 18, 2013 at 1:40 AM, 丁老师 <ztdepyahoo at 163.com> wrote:
>
>> Does Petsc has Finite volume code example with Ksp
>>
>
> TS ex11.

Much more basic finite volume that uses the KSP interface:

src/ksp/ksp/examples/tutorials/ex32.c

Solves 2D inhomogeneous Laplacian using multigrid.