I was wondering if you can use https://petsc.org/release/manualpages/Sys/PetscObjectCompose/ to attach the DM to the Vec.
--Junchao Zhang On Thu, Nov 16, 2023 at 8:06 AM Carl-Johan Thore <[email protected]> wrote: > Hi, > > Given a Vec (or Mat) created at some point with DMCreate..., > is it possible to retrieve from this Vec a pointer to the DM used > to create it? > > (I could perhaps build my own Vec-type on top of PETSc's > which carried with it such a pointer but that doesn't seem like > a good idea) > > Kind regards, > Carl-Johan >
