cyl.axis

[Christophe Geuzaine]

Samuel Kvasnica wrote:
> 
> Christophe Geuzaine wrote:
> 
> > For symmetry, you need n . b = 0 on the vertical axis. Since b = curl a,
> > this means n x a = 0. You should thus have all circulations of 'a' along
> > the perpendicular edges to be zero. And this is what you do with
> >
> >  Name MagneticVectorPotential_2D ;
> >     Case {
> >       { Region SurfaceGh0  ; Value 0. ; }
> >     }
> >   }
> 
> Yes, that's exactly what I have in my problem file. But I'm still getting B completely
> zero on axis,
> and warnings like Zero Determinant in xyz2uvwInAnElement during postprocessing
> when trying to generate data for B on line at z-axis. I'm really confused.
> 

OK. Could you try to put "Dimension 2" as an option in the
"PostProcessing" field? (It forces the search algorithm to look after
two dimensional elements.)

-- 
Christophe Geuzaine

Tel: +32-(0)4-366.37.10    mailto:Christophe.Geuzaine at ulg.ac.be
Fax: +32-(0)4-366.29.10    http://www.geuz.org