OK. Thanks. I should try it. On Sun, Aug 19, 2012 at 9:56 PM, Jed Brown <jedbrown at mcs.anl.gov> wrote:
> On Sun, Aug 19, 2012 at 1:19 PM, behzad baghapour < > behzad.baghapour at gmail.com> wrote: > >> Dear developers, >> >> I need to evaluate Jacobian matrix using an AD tool. I read from the >> Petsc manual that it can only work with structured grid via DMMG interface. >> Is there a possible way to use it for unstructured grid and set it for KSP >> structure? >> > > ADIC has not been supported for a long time so the "automatic" AD support > in PETSc is no longer supported either. Unfortunately, the successors to > ADIC, while more "capable", are much more involved to build and to use. > > You have always been able to use any AD tool internally to define the > Jacobian (in assembled or unassembled form). > -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.mcs.anl.gov/pipermail/petsc-users/attachments/20120819/b7b179a4/attachment.html>
