Re: [Getfem-users] How to make region at corner in 3D mesh

[Tetsuo Koyama]

I apologize for forgetting to mark getfem-users in CC.

2019年3月11日(月) 18:59 Tetsuo Koyama <address@hidden>:
>
> Dear Yves
>
> Thank you for your reply.
> I could understand the specification of getfem.
>
> Adding the corresponding 1D edges on the mesh seems to a best solution.
>
> Best Regards,
> Tetsuo
>
> 2019年3月11日(月) 18:38 Yves Renard <address@hidden>:
> >
> >
> > Dear Tetsuo,
> >
> > This means that you want to add a fem on an edge of a 3D mesh. For a 3D
> > mesh, you only have access to faces, not directly to edges. And even on
> > faces, you cannot directly define a finite element, except if it is
> > defined as the reduction of a 3D FEM on your faces. So, if you want to
> > define a separate finite element, you have to add the corresponding 1D
> > edges on the mesh. If you just want to select the degrees of freedom of
> > a 3D FEM to reduce it, there is unfortunately no pre-defined function
> > for that (you can of course list the dof and select them by hand).
> >
> > Best Regards,
> >
> > Yves
> >
> >
> > Le 11/03/2019 à 07:34, Tetsuo Koyama a écrit :
> > > Dear GetFEM++ Project
> > >
> > > Hello. I am trying to make 1D FEM at the corner of 3D regular mesh in C++.
> > >
> > > I used getfem::select_faces_of_normal to set region at corner, but it
> > > seems not work.
> > >
> > > What is the best way to select the region at corner in 3D mesh?
> > >
> > > Best Regard Tetsuo
> > >
> >
> > --
> >
> >    Yves Renard (address@hidden)       tel : (33) 04.72.43.87.08
> >    INSA-Lyon
> >    20, rue Albert Einstein
> >    69621 Villeurbanne Cedex, FRANCE
> >    http://math.univ-lyon1.fr/~renard
> >
> > ---------
> >