Hi, the script uses Gauss quadrature. I set the degree of Expression to make it higher order, but otherwise there are no tweaks. The tweaks could be introduced via ffc/quadrature_schemes.py.
Miro > On 02 Mar 2015, at 16:19, Michael Sacks <[email protected]> wrote: > > Hello, > > One question I have is what is the best way you guys do Numerical Integration. > Our constitutive models utilize multiple integrals and we generally use GQ > with various tweaks for this. > Are there better methods? > > -MSS > > On 3/2/15 9:15 AM, Garth N. Wells wrote: >> On Mon, Mar 2, 2015 at 11:21 AM, Miroslav Kuchta <[email protected]> wrote: >>> Hi, >>> >>> I wrote a simple script which shows how FEniCS can be used to solve >>> integral equations. >>> At the moment FEniCS is combined with numpy to solve the problem, so I’d be >>> grateful for >>> pointers on how to solve the entire problem in FEniCS. Also, are there any >>> objections to >>> this becoming a demo at some point? Thanks. >>> >> uBLAS is slated to removed at some point, so it would be better if it >> didn't depend on uBLAS. >> >> My other concern is that it's maybe more a NumPy demo than a FEniCS >> demo - the use of FEniCS in the demo is (understandably) pretty >> limited. >> >> An option would be to paste it on the Q&A forum under a question 'How >> do I solve . . . '. >> >> Garth >> >>> Best regards, Miro >>> >>> >>> >>> >>> >>> _______________________________________________ >>> fenics-support mailing list >>> [email protected] >>> http://fenicsproject.org/mailman/listinfo/fenics-support >>> >> _______________________________________________ >> fenics mailing list >> [email protected] >> http://fenicsproject.org/mailman/listinfo/fenics > > -- > Michael Sacks, Ph.D. > W. A. “Tex” Moncrief, Jr. Endowment > Simulation-based Engineering Sciences Chair I > Institute for Computational Engineering & Sciences > Professor of Biomedical Engineering > Director, Center for Cardiovascular Simulation > The University of Texas at Austin > 201 East 24th St, Stop C0200 > Austin, Texas 78712-1229 > Tel. 512-232-7773 > website: http://ccs.ices.utexas.edu/ > _______________________________________________ fenics mailing list [email protected] http://fenicsproject.org/mailman/listinfo/fenics
