On Fri, Dec 18, 2009 at 02:53:31PM +0100, Marie Rognes wrote: > Harish Narayanan wrote: > >Dear fellow PDE solvers, > > > >The sort of question I am about the phrase might seem strange to some, > >but perhaps it will seem natural to others. > > > >Last evening, I was curious about meshing quirky geometries like the > >Möbius strip in DOLFIN. This morning, I was curious about solving a PDE > >on such a domain, and so I came up with the attached python script. > > > >The script purportedly sets up a Poisson equation (with homogeneous > >boundary conditions and a constant source) on a Möbius strip (with four > >twists) and "solves it." I see a pretty looking plot with some > >psychedelic colours, but can someone who knows more about this stuff be > >kind enough to clarify what I've ended up doing? > > > > I haven't got the foggiest, but I'd like to know more as well! > > So is this a mesh of triangles with 3D coordinates? (I didn't even > know that we could do that ;) )
Anything is possible with FEniCS. But I'm also quite amazed Harish managed to do this. I would assume it would break in any number of places all over (FFC, DOLFIN, Viper) but apparently not. I need to think more on why and how this works and what it actually does. -- Anders
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