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[Kent-Andre Mardal <question153453@xxxxxxxxxxxxxxxxxxxxx>]

Question #153453 on DOLFIN changed:
https://answers.launchpad.net/dolfin/+question/153453

Kent-Andre Mardal proposed the following answer:
On 19 April 2011 17:28, Achim Schroll
<question153453@xxxxxxxxxxxxxxxxxxxxx>wrote:

> New question #153453 on DOLFIN:
> https://answers.launchpad.net/dolfin/+question/153453
>
> is it possible to have more than 2 subdomains in 2D?
>
> it seems that if I mark by a integer label greater or equal 2
>
> subdomains = MeshFunction('uint', mesh, 2)
>

I am not sure that I understand you here. But the number 2 in the line
above does not indicate 2 subdomains. It indicates
the dimension. You can use whatever int >= 0.


> subdomain0 = Omega0()
> subdomain0.mark(subdomains, label)
>
> the integral dx(label) returns just zero.
> so the only available labels are 0 and 1.
> Is that reasonable?
>
> Hilsen, Achim
>
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