Hello, you have to update your version of deal.II to the current svn-version. For instructions on how to this please take a look into the download section on the homepage.
Then you can set up an hp::FECollection object containing the finite elements you use for your computations and the FE_Nothing elements and set the active_fe_indices of your cells correctly. To see how to handle the hp-namespace objects, please have a look in tutorial step-27. Best Regards, Markus Am 22.05.10 05:22, schrieb 吕草: > Hello Buerg: > Thank you very much! > But I probably am using an older version of deal.ii that does not > include fe_nothing.h and could you show me how I can use this class? > > ------------------------------------------------------------------------ > Subject: Re: [deal.II] a beginner question... > > Hello, > > this would be one possibility. Another would be to associate > FE_Nothing elements to the cells, which shall not be regarded during > the computation. > > Best Regards, > Markus > > > > Hello: > I have a triangulation object and it has been refined.Now I only > want to solve the equation on one of its subcells.How can I do > it?Do I have to create another triangulation object using > create_triangulation() with the subcell information? > > ------------------------------------------------------------------------ > > _______________________________________________ > dealii mailing list http://poisson.dealii.org/mailman/listinfo/dealii > > > > ------------------------------------------------------------------------ > 使用新一代 Windows Live Messenger 轻松交流和共享！ 立刻下载！ > <http://www.windowslive.cn/messenger/>
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