Thank you for your clarification. Now is working! In addition, it is possible use only tetrahedral elements to reproduce this kind of mesh?
Best regards O. Sent from my Samsung Galaxy smartphone. On Tue, 10 Mar 2020, 12:19 Christophe Geuzaine, <[email protected]> wrote: > > > > On 10 Mar 2020, at 09:01, Octavio Castillo Reyes < > [email protected]> wrote: > > > > Dear Prof. Ghristophhe, > > > > the error log (including gmsh version) is attached to this email. > > > > The error > > Error : Singular value decomposition requires LAPACK > > means that your version of Gmsh (that you recompiled from source?) does > not include LAPACK. This is necessary for mesh generation. > > Try the binary versions from the website. I also advise using a more > recent version. > > Christophe > > > > Best regards > > > > O. > > > > On Sun, Mar 8, 2020 at 8:40 PM Christophe Geuzaine <[email protected]> > wrote: > > > > > > > On 5 Mar 2020, at 09:32, Octavio Castillo Reyes < > [email protected]> wrote: > > > > > > Prof. Ghristophhe, thank you for your tip! > > > > > > Right now I have tried it but I have obtained the following errors: > > > > > > > Which version of Gmsh? It should work as-is with recent versions. > > > > Christophe > > > > > Error : No elements in region 2 > > > Info : Done meshing 3D (0.005192 s) > > > Info : Optimizing 3D mesh... > > > Info : Optimizing volume 2 > > > Info : Done optimizing 3D mesh (0.00019 s) > > > Info : 537 vertices 1236 elements > > > Error : ------------------------------ > > > Error : Mesh generation error summary > > > Error : 104 warnings > > > Error : 105 errors > > > Error : Check the full log for details > > > Error : ------------------------------ > > > > > > In any case, this idea is very good. In spite of this, I would like to > know if it is possible to replicate this case only with tetrahedra, in this > way I can avoid using different base functions in my finite element code. > > > > > > Best regards > > > > > > O. > > > > > > On Thu, Mar 5, 2020 at 9:19 AM Christophe Geuzaine < > [email protected]> wrote: > > > > > > > > > > On 3 Mar 2020, at 13:45, Octavio Castillo Reyes < > [email protected]> wrote: > > > > > > > > Dear gmsh developers, > > > > > > > > I would like to know if it is possible build a tetrahedral mesh with > following features: > > > > > > > > - structured tetrahedral elements on boundaries > > > > - unstructured tetrahedral elements inside the domain > > > > > > > > Could you give some tips/ideas to build this kind of mesh (if > possible). > > > > > > > > > > I will be done automatically (with a pyramid layer to connect both). > Here's an example: > > > > > > > https://gitlab.onelab.info/gmsh/gmsh/-/blob/master/benchmarks/extrude/hybrid_pyramids.geo > > > > > > Christophe > > > > > > > > > > > > > Best regards > > > > > > > > O. > > > > > > > > _______________________________________________ > > > > gmsh mailing list > > > > [email protected] > > > > http://onelab.info/mailman/listinfo/gmsh > > > > > > — > > > Prof. Christophe Geuzaine > > > University of Liege, Electrical Engineering and Computer Science > > > http://www.montefiore.ulg.ac.be/~geuzaine > > > > > > > > > > > > _______________________________________________ > > > gmsh mailing list > > > [email protected] > > > http://onelab.info/mailman/listinfo/gmsh > > > > — > > Prof. Christophe Geuzaine > > University of Liege, Electrical Engineering and Computer Science > > http://www.montefiore.ulg.ac.be/~geuzaine > > > > > > > > <hybrid_pyramids.err> > > — > Prof. Christophe Geuzaine > University of Liege, Electrical Engineering and Computer Science > http://www.montefiore.ulg.ac.be/~geuzaine > > > >
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