[Dune] Quadrature Rule 4 & 5 Identical
Nicolas Schwenck
nicolas.schwenck at iws.uni-stuttgart.de
Tue Mar 6 11:22:16 CET 2012
Hi,
In my understanding this is intentional, because you give the order up
to which the integration would be exact and not the number of
integration points, i.e., 2 is the same as three, 4 as 5, etc. I
couldn't find the weblink but I'm pretty sure it's in the documentation
somewhere.
Best,
Nicolas
On 03/06/2012 11:05 AM, Alex Evanovic wrote:
> Hi,
>
> I was just cross-checking quadrature rules of dune (as I had a
> problem) by printing out the weights and points and it looks to me
> that the quadrature rule of order 4 and order 5 are exactly the same.
> Is this a bug?
>
> Please find attached my test code (integration.cc) & output (jj.txt).
>
> Regards,
> Alex
>
>
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--
_____________________________________________________________________
Dipl.-Ing. Nicolas Schwenck
University of Stuttgart
Department of Hydromechanics and Modelling of Hydrosystems
Pfaffenwaldring 61 phone: +49 711 685 64736
GER-70569 Stuttgart fax: +49 711 685 60430
email: nicolas.schwenck at iws.uni-stuttgart.de
url: www.hydrosys.uni-stuttgart.de
_____________________________________________________________________
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