Dear Jehanzeb, I think you may start by looking the Stokes example. It deals with two variables (û=uî+v^j and p) and has the term div(û).dp. Bon courage!
Iago On Sun, Jul 5, 2009 at 6:07 AM, Jehanzeb Hameed <[email protected]>wrote: > Hello, > > Is there a simple example in getfem where assembly is for two > variables? E.g. we may want to solve for "u" and "q" (with an equation > defining the relationship between u and q) . Such a case arises in > mixed methods. Is there an example for mixed-poisson problem > somewhere? I know mixed-elasticity problem is given with getfem, but I > am not familiar with that particular problem. > > In particular, I am not sure how to refer to "q" and "u" in > generic_assembly routines. Say my weak form involves div(q) . v ? How > will I write this in "assem.set" routine? (I am guessing thats what I > am supposed to do). > > Thanks, > -Jehanzeb > > _______________________________________________ > Getfem-users mailing list > [email protected] > https://mail.gna.org/listinfo/getfem-users >
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