Anders Logg wrote: > On Tue, Feb 02, 2010 at 11:20:32PM -0000, nore...@launchpad.net wrote: >> ------------------------------------------------------------ >> revno: 4434 >> committer: Garth N. Wells <gn...@cam.ac.uk> >> branch nick: dolfin-all >> timestamp: Tue 2010-02-02 23:16:44 +0000 >> message: >> Set parameter to use tensor rep for DG Poisson demo. It's broken. >> >> This shows that tensor rep is not wotking for DG. > > I think it just shows that the tensor representation does not handle > FacetNormals
This sounds to me like a significant deficiency. Is there are technical reason for this? or Division which is known. > Without the -r representation > option, FFC will automatically discover that the integrand in question > needs to be done with quadrature OK, it's good it if can figure this out. Garth > but if someone insists on -r tensor, > then FFC will try and explain why it fails: > > *** FFC: No handler defined for expression Division. > > I'll switch the demo back to "auto". > > -- > Anders > > > >> modified: >> demo/pde/dg/poisson/python/demo.py >> >> > >> === modified file 'demo/pde/dg/poisson/python/demo.py' >> --- demo/pde/dg/poisson/python/demo.py 2010-01-27 21:09:29 +0000 >> +++ demo/pde/dg/poisson/python/demo.py 2010-02-02 23:16:44 +0000 >> @@ -23,6 +23,8 @@ >> >> from dolfin import * >> >> +parameters["form_compiler"]["representation"] = "tensor" >> + >> # Create mesh and define function space >> mesh = UnitSquare(24, 24) >> V = FunctionSpace(mesh, "DG", 1) >> > > > ------------------------------------------------------------------------ > > _______________________________________________ > Mailing list: https://launchpad.net/~dolfin > Post to : dol...@lists.launchpad.net > Unsubscribe : https://launchpad.net/~dolfin > More help : https://help.launchpad.net/ListHelp _______________________________________________ Mailing list: https://launchpad.net/~ffc Post to : ffc@lists.launchpad.net Unsubscribe : https://launchpad.net/~ffc More help : https://help.launchpad.net/ListHelp
