Hi Changqing, this Metric Based Adaptation <https://urldefense.us/v3/__https://petsc.org/release/manual/dmplex/*metric-based-mesh-adaptation__;Iw!!G_uCfscf7eWS!eB6Mm6bN2Re49sXqbWzUKjZYrgjZPTW4yai322b1f2lqFxA0sTnZ79gC9LA-eJaZQzkLNUMW0r8O9R7Ng0lsobmGo-80$ > might be helpful for you
Thanks Ravindra On Wed, Jan 15, 2025 at 10:21 PM Ye Changqing <ye_changq...@outlook.com> wrote: > Dear PETSc developers, > > I am curious about the mystery behind ``refine'' and ``coarsen'' routines > of DM. > > - As mentioned on the webpage, these routines appear to neglect the > coordinate information associated with the current DM. I suspect that some > graph-based algebraic operations might be involved. Could you kindly share > the underlying design principles or implementation strategies behind these > routines? > > Best, > Changqing
