dolfin team mailing list archive

[Anders Logg <logg@xxxxxxxxx>]

On Thu, Oct 22, 2009 at 06:55:04PM +0200, DOLFIN wrote:
> One or more new changesets pushed to the primary dolfin repository.
> A short summary of the last three changesets is included below.
>
> changeset:   7399:ce910223d8a0
> tag:         tip
> user:        Anders Logg <logg@xxxxxxxxx>
> date:        Thu Oct 22 18:53:41 2009 +0200
> files:       ChangeLog demo/pde/poisson/python/demo.py dolfin/mesh/SubDomain.h site-packages/dolfin/__init__.py site-packages/dolfin/bcs.py site-packages/dolfin/utils.py
> description:
> Allow simple specification of subdomains in Python without needing to subclass SubDomain.
> Feature request from the president (of SIAM) and HPL. Thanks to Johan Hake for some help
> with the Python magic.
>
> One may now specify a SubDomain for a DirichletBC as follows:
>
>   def my_boundary(x):
>       return x[0] == 0.0
>
> or optionally
>
>   def my_boundary(x):
>       return x[0] == 0.0 and on_boundary

Should be

   def my_boundary(x, on_boundary):
       return x[0] == 0.0 and on_boundary

--
Anders

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