[Gmsh] R: Problem with volume definition

Alessandro Vicini alessandro.vicini at sitael.com
Mon Jul 15 10:38:45 CEST 2019

Hello Christophe,

I am already using 4.4.
In the meanwhile I solved the problem, see the attached geo file (in the section "ARM").


-----Messaggio originale-----
Da: Christophe Geuzaine <cgeuzaine at uliege.be> 
Inviato: domenica 14 luglio 2019 23:04
A: Alessandro Vicini <alessandro.vicini at sitael.com>
Cc: gmsh at onelab.info
Oggetto: Re: [Gmsh] Problem with volume definition

Could you also check with Gmsh 4.4 ?


> On 8 Jul 2019, at 15:12, Alessandro Vicini <alessandro.vicini at sitael.com> wrote:
> In the attached Test_05.geo file (together with spline.geo and background.geo which are merged into it), I need to generate the Volume between the internal and external surfaces (which would be the difference between volumes 2 and 1, as defined in the file).
> The problem is that, in the definition of the internal volume, gmsh sees its boundary surfaces as “embedded”, as can be seen from the attached screen.jpg. This is maintained when the new volume is generated, so that the “hole” is not obtained.
> Somebody could please suggest how to work this out? Thank you!
> Alessandro
> <background.geo><spline.geo><Test_05.geo><screen.jpg>_________________
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Prof. Christophe Geuzaine
University of Liege, Electrical Engineering and Computer Science  https://urlsand.esvalabs.com/?u=http%3A%2F%2Fwww.montefiore.ulg.ac.be%2F~geuzaine&e=9895bfa0&h=408b631c&f=y&p=y 

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