dolfin team mailing list archive

[Anders Logg <logg@xxxxxxxxx>]

On Fri, Oct 01, 2010 at 01:08:13PM -0000, Stepan Roucka wrote:
> New question #127562 on DOLFIN:
> https://answers.launchpad.net/dolfin/+question/127562
>
> Hello,
> I would like to calculate magnetic field of
> a specific configuration of coils and ferromagnetic parts in empty
> infinite space. Does FEniCS/dolfin provide any framework for
> calculations on unbounded domains?

No.

> I have used getdp before, where one can apply spherical
> or parallelpipedic shell transformation on the exterior part
> of computational domain, which makes it finite. A nice
> article on this topic is
> http://www.cedrat.com/fileadmin/user_upload/cedrat_groupe/Publications/Publications/Older/1992_FEM_FrontieresOuvertes_Anglais_Brunotte_Compumag.pdf
> These methods basically require using different equations (different
> jacobian) on exterior and interior parts.
> Is it possible to do this in dolfin?

There is nothing built-in to handle this. Perhaps it can be
accomplished using some appropriate trick but I don't know.

--
Anders