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Re: [Question #115422]: Sub System extraction

To: dolfin@xxxxxxxxxxxxxxxxxxx
From: Anders Logg <question115422@xxxxxxxxxxxxxxxxxxxxx>
Date: Tue, 22 Jun 2010 11:24:19 -0000
Reply-to: question115422@xxxxxxxxxxxxxxxxxxxxx
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Question #115422 on DOLFIN changed:
https://answers.launchpad.net/dolfin/+question/115422

    Status: Open => Answered

Anders Logg proposed the following answer:
On Tue, Jun 22, 2010 at 11:17:46AM -0000, Nuno Lopes wrote:
> New question #115422 on DOLFIN:
> https://answers.launchpad.net/dolfin/+question/115422
>
> With dolfin 0.9.7 is not possible to extract a SubSpace from  a FunctionSpace with only one component.
> I  get  "Unable to extract sub system (there are no sub systems)".
>
> Is this a change of behaviour in the newer versions  or a bug?

Yes, this is a changed behavior in UFC. A "simple" element does not
have any sub elements.

--
Anders

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