[petsc-users] Problems with Gmsh

[Sander Arens]

Are you using the master branch? A while ago I also had this problem which
was caused by different vertex numberings being used by DMPlex and gmsh.
But this is fixed now if you use master.

Thanks,
Sander

On 14 August 2016 at 20:49, Santos Teixeira Frederico <
fsantost at student.ethz.ch> wrote:

> Hi folks,
>
> Based on ex62, I started a project and I would like to use gmsh.
> It seems however that I am missing something, because it works very well
> with both 2D and 3D meshes from PETSc (with DMPlexCreateBoxMesh), it
> works quite well with 2D meshes from gmsh, but it fails with the 3D gmsh.
> Also, the Initial Residual vector for this latter case contains big values,
> while it is almost zero for the other successful cases.
>
> The full output is attached, along with the code, .msh files and
> command-line options, where these issues can hopefully be reproduced. Any
> hint is highly appreciated.
>
> Regards,
>  Frederico.
>
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