dolfin team mailing list archive

[Evan Lezar <mail@xxxxxxxxxxxxx>]

On Tue, Aug 31, 2010 at 11:50 PM, Marie Rognes <meg@xxxxxxxxx> wrote:

>  On 31. aug. 2010 16:45, Evan Lezar wrote:
>
> Hi there
>
>  I am sorry that I have been so quiet on the list - it has been a busy
> couple of months for me. I was responsible for some of the original
> waveguide demo, and was not sure where it should be located. I assume that
> you simply mean to move the demo to the la and not really change the content
> much.
>
>
> Yes.
>
>

>  Is the removal of the curl-curl demo due to the overlap with the
> waveguide demo?
>
>
> Yes.
>
>
>
>  One thing that I have just thought of is if there is place in the demos
> for application type demos. By this I mean the kind of thing that might make
> it into the upcoming Fenics book? If there is, then I will look at extending
> the waveguide demo to include more post-processing of the solution so as to
> be more meaningful to someone who wants to use Fenics to solve similar
> problems.
>
>
> That would be great. Especially if you also want to write documentation for
> it :)
>
> I'll do the move, but will keep the demo simple for now -- just
> illustrating how to do Nedelecs and how to solve a generalized eigenvalue
> problem. Feel free to jump in at anytime you want to extend it.
>
>
I will get on it as soon as I have a bit of time on my hands. My next bit of
work does involve using FEniCS again after a short absence, so there should
be some overlap.


> --
> Marie
>
>
>
>  With all this said, I have no real objection to the reorganisation.
> --
> Evan Lezar
>
> Computational Electromagnetics Group
> Department of Electrical and Electronic Engineering
> University of Stellenbosch
> Stellenbosch
> South Africa
>
> www.evanlezar.com
>
> GoogleTalk: evanlezar
> Skype: evanlezar
>
>
> On Tue, Aug 31, 2010 at 9:38 PM, Marie Rognes <meg@xxxxxxxxx> wrote:
>
>>
>> Currently, DOLFIN has two "pde" Nedelec demos:
>>
>>    pde/curl-curl
>>    pde/waveguide
>>
>> The latter solves a generalized eigenvalue problem and could rather
>> belong in
>> la/eigensolver/
>>
>> Currently, in la/eigensolver/  there is one demo that both solves a
>> standard eigenvalue problem and a generalized eigenvalue problem in two
>> different ways. (Both of which are currently broken with SLEPc 3.1 and
>> which I'm hoping that someone else(tm) will fix as I do not know how to.)
>>
>> I suggest we simplify and reorganize a bit, namely
>>
>> (1) Remove pde/curl-curl
>> (2) Simplify the current la/eigensolver demo to only solve a standard
>> eigenvalue problem
>> (3) Move the waveguide demo into la/eigensolver as a demo for
>> generalized eigenvalue problems (and use of Nedelec elements).
>>
>> I will fix and start writing documentation for these unless:
>>
>>    Any objections?
>>
>> --
>> Marie
>>
>>
>>
>>
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>
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>
--
Evan Lezar

Computational Electromagnetics Group
Department of Electrical and Electronic Engineering
University of Stellenbosch
Stellenbosch
South Africa

www.evanlezar.com

GoogleTalk: evanlezar
Skype: evanlezar