[Gmsh] I need help with an error in gmsh using 10-node tetraeder elements

Christophe Geuzaine cgeuzaine at ulg.ac.be
Wed Dec 7 19:58:11 CET 2016

Dear Michael,

Comment-out the transfinite volume command:

//Transfinite Volume "*";

Without recombination (i.e. when generating tets), transfinite volume definitions need to be specified by hand (i.e. not with "*") if you want to ensure conformity between surface and volume meshes.


> On 7 Dec 2016, at 12:24, Michael Groß <michael.gross at mb.tu-chemnitz.de> wrote:
> Dear Christophe,
> I need your help with an error in gmsh. 
> Using 10-node tetraeder elements for discretizing a cook-like cube (see
> attached file), I get two nodes 36 and 37, which should not exist. These
> nodes arise not in the volume elements, but in the surface elements, and
> therefore in the node vector and the node sets. 
> Do you have the same error? I work with the linux versions.
> With kind regards,
> -- 
> Prof. Michael Groß 
> Professur Technische Mechanik/Dynamik
> Fakultät für Maschinenbau
> Technische Universität Chemnitz
> Reichenhainer Straße 70 | R. W239
> 09126 Chemnitz
> Germany
> www.tu-chemnitz.de
> <i10cubeskew12.inp><i10cubeskew12.msh><i10cubeskew12.geo>

Prof. Christophe Geuzaine
University of Liege, Electrical Engineering and Computer Science 

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