> On 4 Sep 2020, at 13:49, Nikhil Vaidya <nikhilvaidy...@gmail.com> wrote: > > Hello, > > I have a geometry for which 1st order tetrahedral meshing works fine (with no > negative jacobians). For the 2nd order case, I get a few negative jacobians. > This problem does not go away even when I try to regularize the mesh or > reduce mesh sizes in certain regions with small geometric features. > > Does someone have a suggestion?
Try the high-order mesh optimizer: "-optimize_ho" on the command line. Christophe > > Best regards, > Nikhil > _______________________________________________ > gmsh mailing list > gmsh@onelab.info > 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 gmsh@onelab.info http://onelab.info/mailman/listinfo/gmsh