Thanks a lot for your prompt response and I figure out how to do it. 2018-04-10 1:10 GMT+08:00 David Knezevic <[email protected]>:
> On Mon, Apr 9, 2018 at 12:22 PM, 吴家桦Gauvain <[email protected]> > wrote: > >> Hello, >> >> I've been working on reduced basis problems, in particular the >> reduced_basis ex3. To improve the accuracy of integration of an >> exponential >> function, I want to set a high order for the Gaussian quadrature rule. >> However, I found that the order of quadrature was decided by the FE_Type >> object and I wonder if there is a way to allow the user to decide what >> order rule is used for the integration. Thanks for your response. >> > > > The reduced basis code uses the FEMContext to define the quadrature rule. > To vary the quadrature order that is used by the FEMContext you can either set > the integer extra_quadrature_order in your System, or you can use > the extra_quadrature_order argument to the FEMContext constructor. > > I suggest you refer to System and FEMContext for more info about this. > > David > > -- *吴家桦 Gauvain* *Mobile:13316300622* *Email:g <[email protected]>[email protected] <[email protected]>* 中山大学中法核工程与技术学院学生 Institut Franco-Chinois de l'Energie Nucléaire, L'université Sun Yat-sen ------------------------------------------------------------------------------ Check out the vibrant tech community on one of the world's most engaging tech sites, Slashdot.org! http://sdm.link/slashdot _______________________________________________ Libmesh-users mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/libmesh-users
