[Gmsh] Robustness for quadratic meshes

[Christophe Geuzaine]

> On 26 Nov 2019, at 15:28, Sanghavi, Chaitanya <chaitanya.sanghavi at siemens.com> wrote:
> 
>  
> Dear Sir/Madam,
>  
> I must first appreciate the work done for the making of Gmsh, its really a quite nice tool for the research community.
>  
> I would like to know if Gmsh produces robust nodes, elements and curvature points for the same geo file while generating  quadratic meshes.
> What I observe is that the reisudal error is different for each run, which kind of intutively leads to me to think, some of the curvature points might have changed.
>  
> And if it does not produce robust meshes, is there a possibility to ensure this ?

Recent versions aim at producing identical meshes between runs. Which version are you using?

Christophe


>  
> Regards
> Chaitanya
>  
>  
>  
>  
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— 
Prof. Christophe Geuzaine
University of Liege, Electrical Engineering and Computer Science 
http://www.montefiore.ulg.ac.be/~geuzaine